+++ /dev/null
-Sun Mar 31 05:10:10 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * stor-layout.c (layout_decl): Don't make a bitfield an integral mode
- if the mode of the field type is not MODE_INT.
-
- * sched.c (schedule_block): CALL_INSNs don't affect fixed regs.
- * flow.c (propagate_block): CALL_INSNs don't kill fixed regs.
-
-Sat Mar 30 03:32:48 1996 Torbjorn Granlund <tege@noisy.tmg.se>
-
- * expmed.c (expand_divmod, case TRUNC_DIV_EXPR): Move some code
- to avoid shifting by a too large count.
-
-Fri Mar 29 15:45:51 1996 Doug Evans <dje@cygnus.com>
-
- * configure (i[3456]86-*-sunos5*): Delete, config.sub converts
- sunos5 to solaris2.
- (sparc-*-sunos5*): Likewise.
- (sparc64-*-{solaris2*,sunos5*}): Delete. Stick with sparc-*-solaris2*.
-
- * sparc.h (FUNCTION_PROFILER): Save/restore %g2 around mcount call.
-
-Fri Mar 29 14:20:31 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (notice_update_cc): Clear cc_status if ref modified MEM.
-
-Fri Mar 29 09:37:52 1996 Jeffrey A. Law <law@cygnus.com>
-
- * calls.c (expand_call): Remove current_call_is_indirect nonsense.
- Add additional argument to INIT_CUMULATIVE_ARGS.
- (emit_library_call): Likewise.
- (emit_library_call_value): Likewise.
- * expr.c (expand_builtin): Likewise.
- * function.c (assign_parms): Likewise.
- * pa.h (hppa_args): New field "indirect".
- (INIT_CUMULATIVE_ARGS): Initialize "indirect" field.
- (FUNCTION_ARG): Check "indirect" field, rather than
- "current_call_is_indirect".
- * a29k.h (INIT_CUMULATIVE_ARGS):New arg, INDIRECT.
- * alpha.h (INIT_CUMULATIVE_ARGS): Likewise.
- * arm.h (INIT_CUMULATIVE_ARGS): Likewise.
- * clipper.h (INIT_CUMULATIVE_ARGS): Likewise.
- * convex.h (INIT_CUMULATIVE_ARGS): Likewise.
- * dsp16xx.h (INIT_CUMULATIVE_ARGS): Likewise.
- * elxsi.h (INIT_CUMULATIVE_ARGS): Likewise.
- * fx80.h (INIT_CUMULATIVE_ARGS): Likewise.
- * gmicro.h (INIT_CUMULATIVE_ARGS): Likewise.
- * h8300.h (INIT_CUMULATIVE_ARGS): Likewise.
- * i370/mvs.h (INIT_CUMULATIVE_ARGS): Likewise.
- * i386.h (INIT_CUMULATIVE_ARGS): Likewise.
- * i860.h (INIT_CUMULATIVE_ARGS): Likewise.
- * i960.h (INIT_CUMULATIVE_ARGS): Likewise.
- * m68k.h (INIT_CUMULATIVE_ARGS): Likewise.
- * m68k/mot3300.h (INIT_CUMULATIVE_ARGS): Likewise.
- * m88k.h (INIT_CUMULATIVE_ARGS): Likewise.
- * mips.h (INIT_CUMULATIVE_ARGS): Likewise.
- * ns32k.h (INIT_CUMULATIVE_ARGS): Likewise.
- * pdp11.h (INIT_CUMULATIVE_ARGS): Likewise.
- * pyr.h (INIT_CUMULATIVE_ARGS): Likewise.
- * romp.h (INIT_CUMULATIVE_ARGS): Likewise.
- * rs6000.h (INIT_CUMULATIVE_ARGS): Likewise.
- * sh.h (INIT_CUMULATIVE_ARGS): Likewise.
- * sparc.h (INIT_CUMULATIVE_ARGS): Likewise.
- * spur.h (INIT_CUMULATIVE_ARGS): Likewise.
- * tahoe.h (INIT_CUMULATIVE_ARGS): Likewise.
- * vax.h (INIT_CUMULATIVE_ARGS): Likewise.
- * we32k.h (INIT_CUMULATIVE_ARGS): Likewise.
- * mips.c (mips_expand_prologue): Add extra arg to
- INIT_CUMULATIVE_ARGS call.
-
-Thu Mar 28 18:45:49 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.c (summarize_insn): Fix three "off-by-one" bugs in loop bounds.
-
-Thu Mar 28 16:50:10 1996 Doug Evans <dje@cygnus.com>
-
- * ginclude/inl-sparc.h: Deleted.
-
-Thu Mar 28 12:07:31 1996 Jeffrey A. Law <law@cygnus.com>
-
- * va-h8300.h (va_arg): Don't assume sizeof (int) == 4.
-
- * pa.c (hppa_legitimize_address): Don't lose for
- (plus (plus (mult (A) (shadd_const)) (B)) (C)) if
- B + C isn't a valid address for indexing.
- (basereg_operand): Only accept base registers after
- cse has completed. Don't accept the frame pointer if
- it's likely to be eliminated.
- * pa.md (unscaled indexing patterns): Add variants with
- basereg and index register reversed.
- (HImode and QImode loads): Add zero extended variants.
-
-Wed Mar 27 07:45:27 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expmed.c (negate_rtx): Fix typo in previous change.
-
-Tue Mar 26 13:50:43 1996 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
-
- * calls.c (expand_call): In convert_to_mode call, use word_mode
- not SImode.
-
-Tue Mar 26 13:44:34 1996 Doug Evans <dje@canuck.cygnus.com>
-
- * configure: Delete unnecessary special handling of --with-cpu.
-
-Tue Mar 26 10:41:57 1996 Jeffrey A. Law <law@cygnus.com>
-
- * expr.c (emit_push_insn): When doing a partial push, emit
- a CLOBBER so that flow doesn't think the entire register
- is live.
-
-Tue Mar 26 10:00:52 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.c (summarize_insn, default case): Properly use format_ptr.
-
-Tue Mar 26 09:51:09 1996 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.h (output_move_simode_const): New extern declaration.
- * m68k.c (output_move_simode_const): New function.
- (singlemove_string): Call it.
- * m68k.md (fullword move): Likewise.
-
-Tue Mar 26 05:43:06 1996 Torbjorn Granlund <tege@noisy.tmg.se>
-
- * vax.md (insv matcher): Call CC_STATUS_INIT.
- * vax.h (NOTICE_UPDATE_CC): Handle ZERO_EXTRACT destination.
-
-Mon Mar 25 19:18:08 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * function.c (expand_function_start): Don't set up context_display
- unless current_function_needs_context.
-
-Mon Mar 25 18:48:18 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * fold-const.c (fold, case BIT_IOR_EXPR): Recognize rotates
- with variable count.
-
-Mon Mar 25 18:05:28 1996 Jim Wilson <wilson@cygnus.com>
-
- * Makefile.in (libgcc1-test): Undo Feb 12 change.
-
-Mon Mar 25 08:09:59 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * objc/thread-single.c (objc_mutex_unlock): Properly declare thread_id.
-
-Mon Mar 25 08:02:50 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * configure (m68k-motorola-sysv*): Fixed indentation.
-
-Sun Mar 24 08:16:42 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expmed.c (negate_rtx): Don't try to negate a constant ourself;
- instead call simplify_unary_operation.
-
-Sun Mar 24 07:29:06 1996 Richard Henderson <rth@tamu.edu>
-
- * gcc.c (process_command): Instead of hardcoding non-empty
- switches_need_spaces to turn on "o" and "L", make the string
- contain the switches that need the spaces.
- * m68k/ccur-GAS.h (SWITCHES_NEED_SPACES): Change definition
- correspondingly.
-
-Sat Mar 23 18:34:44 1996 Harry Dolan <dolan@ssd.intel.com>
-
- * i860/paragon.h (LIB_SPEC): Always output -lmach.
-
-Sat Mar 23 18:25:39 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * c-typeck.c (set_init_index): Check for use outside an array
- initializer.
-
- * defaults.h (ASM_OUTPUT_ADDR_DIFF_ELT): Delete.
- * pdp11.h (ASM_OUTPUT_ADDR_DIFF_ELT): Don't define.
-
-Sat Mar 23 15:55:35 1996 Doug Evans <dje@canuck.cygnus.com>
-
- * combine.c (make_extraction): In BITS_BIG_ENDIAN correction of POS,
- need to treat MEM and REG differently.
-
- * sparc.h (SPARC_SIMM{10,11,13}_P): Define.
- (SMALL_INT): Use SPARC_SIMM13_P.
- (CONST_OK_FOR_LETTER_P): Support new letters L,M.
- * sparc.c (arith11_operand): Use SPARC_SIMM11_P.
- (arith10_operand): Use SPARC_SIMM10_P.
- * sparc.md (*mov{qi,hi,si,di}_cc_sp64): Fix constraints.
- (*mov{qi,hi,si,di}_cc_reg_sp64): Likewise.
-
-Sat Mar 23 07:47:19 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k/linux.h (TRAMPOLINE_TEMPLATE): Correct first instruction.
- * m68k/m68kv4.h (TRAMPOLINE_TEMPLATE): Likewise.
-
-Sat Mar 23 07:06:55 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * bc-emit.c (bc_emit_instruction): Add missing va_end call.
-
- * c-typeck.c (build_array_ref): Give error if subscripting a function.
-
-Fri Mar 22 09:11:45 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * local-alloc.c (optimize_reg_copy_1): Only update reg_live_length
- if it is non-negative.
-
-Thu Mar 21 14:42:26 1996 Doug Evans <dje@cygnus.com>
-
- * sparc/splet.h (STARTFILE_SPEC,LINK_SPEC): Define.
-
-Wed Mar 20 17:23:18 1996 Jim Wilson <wilson@cygnus.com>
-
- * cse.c (note_mem_written): Delete obsolete code for handling
- (mem (scratch)).
-
- * mips.c (mips_expand_prologue): In initialization of fnargs, delete
- special treatment of METHOD_TYPE.
-
-Wed Mar 20 17:07:45 1996 Doug Evans <dje@cygnus.com>
-
- * sparc/sol2.h (ASM_CPU_SPEC): Recognize -mcpu=v8plus, not v9.
- Fix typo in ultrasparc entry.
- * sparc.h (CPP_CPU_SPEC): Add v8plus entry.
- (ASM_CPU_SPEC): Likewise.
-
- * sparc.c (fcc_reg_operand): Ensure correct mode.
- (icc_or_fcc_reg_operand): Likewise.
- (gen_v9_scc): IF_THEN_ELSE must have a mode.
- (print_operand): New operand code `x' for all condition codes.
- New operand codes `c,d' for reversed conditional moves.
- * sparc.md (movqicc,movhicc): New named patterns.
- (movdicc): if_then_else must have a mode.
- (movsicc,movsfcc,movdfcc,movtfcc): Likewise.
- Change condition to TARGET_V9, not TARGET_ARCH64.
- Fail if DImode compare and ! TARGET_ARCH64.
- (conditional move matchers): Rewrite.
-
-Wed Mar 20 16:12:29 1996 Stan Cox <coxs@wombat.gnu.ai.mit.edu>
-
- * i386.h (HARD_REGNO_MODE_OK): Relax QImode constraint to
- avoid a reload problem.
-
-Wed Mar 20 13:12:22 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.c (hppa_legitimize_address): Don't lose for x[n-const]
- when n-const will not be shifted. Don't pessimize code for
- x[n-const] when const is small.
-
-Wed Mar 20 11:42:32 1996 Markus Theissinger <Markus.Theissinger@gmd.de>
-
- * m68k/sun3.h (LIB_SPEC): Don't link /usr/lib/bb_link.o with `gcc -a'.
- (__bb_init_func): Deleted.
- (BLOCK_PROFILER_CODE): Don't set macro to nothing.
-
- * m68k/xm-sun3.h: New file.
- * configure (m68k-sun-sunos*): Use it.
-
- * xm-linux.h (HAVE_POPEN): New define.
-
-Wed Mar 20 11:28:37 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k/linux.h (ASM_SPEC): Deleted.
- (STRUCT_VALUE_REGNUM): Redefine as register a0.
- (STATIC_CHAIN_REGNUM): Redefine as register a1.
- (TRAMPOLINE_TEMPLATE): Redefine to use the right register.
-
-Wed Mar 20 08:04:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * libgcc2.c (__dummy): New function.
- * Makefile.in (LIB2FUNCS): Add __dummy.
- * expr.c (expand_builtin, case BUILT_IN_SETJMP): Call "setjmp"
- pattern, if any.
- Call dummy function pointed to by static chain pointer.
- (expand_builtin, case BUILT_IN_LONJMP): Ignore second expression.
- Set address of __dummy into static chain pointer.
- Copy the label to return to into a pseudo earlier.
-
- * stupid.c (last_setjmp_suid, regs_crosses_setjmp): New variables.
- (stupid_life_analysis, stupid_mark_refs): Use them to track which
- regs are live over a setjmp; don't allocate such regs.
-
-Tue Mar 19 22:02:07 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * cplus-dem.c (demangle_template): Fix for non-mangled pointer
- arguments.
-
-Tue Mar 19 13:54:06 1996 Jeffrey A. Law <law@wombat.gnu.ai.mit.edu>
-
- * pa.c (compute_frame_size): Update comments to reflect reality.
- (hppa_expand_prologue): Don't save registers which aren't
- used, even if it creates holes. Partially undoes changes from
- early March.
- (hppa_expand_epilogue): Likewise.
-
-Tue Mar 19 08:25:17 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * stmt.c (struct case_node): New member balance.
- (add_case_node): New function.
- (pushcase, pushcase_range): Use it.
- (case_tree2list): New function.
- (expand_end_case): Use it.
-
-Tue Mar 19 07:44:22 1996 Stephen L Moshier (moshier@world.std.com)
-
- * regstack.c (move_for_stack_reg): Avoid stack overflow while
- storing XFmode from fp reg to memory.
-
-Tue Mar 19 07:38:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * m68k.h (MASK_*): New macros.
- (OVERRIDE_OPTIONS): Use them.
- (TARGET_SWITCHES): Likewise.
- Treat -m68332 like -m68000.
-
-Mon Mar 18 20:04:13 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * expmed.c (emit_store_flag): If expanding (GE X 0) will need two
- insns, don't use subtarget for the result of the first insn.
- Move a likely constant to the start of a condition.
-
-Mon Mar 18 19:48:14 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k.h (CONST_OK_FOR_LETTER_VALUE): New constraint 'M'.
- * m68k.c (output_function_epilogue): Restore registers using sp+
- instead of fp(n) in leaf functions.
- (USE_MOVQ, use_movq): Function replaced by macro.
- * m68k.md (pushexthisi_const, movsi_const0): New names.
- (andsi3, iorsi3): Allow only 'M', not 'K' constants, if dest is 'd'.
-
-Mon Mar 18 19:33:20 1996 Fila Kolodny <fila@ibi.com>
-
- * i370/t-mvs: New file.
- * configure (i370-*-mvs*): Use it.
- * i370/mvs.h (FUNCTION_PROLOGUE): LE/370 takes 120 bytes for DSA.
- Have only one copy of timestamp and PPA2 per object module.
- Only have unnamed CSECT to match IBM C.
-
-Mon Mar 18 19:26:21 1996 Paul Russell (Rusty.Russell@adelaide.maptek.com.au)
-
- * combine.c (simplify_if_then_else): Allow for case that
- condition might no longer be a condition.
-
-Mon Mar 18 19:14:42 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-typeck.c (build_conditional_expr): If OP1 is null, set
- both OP1 and ORIG_OP1 to IFEXP.
-
- * c-iterate.c (iterator_loop_epilogue): Don't clear DECL_RTL
- for a static decl.
-
-Mon Mar 18 08:02:25 1996 Stephen L Moshier <moshier@world.std.com>
-
- * alpha.c (summarize_insn, case SUBREG, CONST_*): New cases.
-
-Sun Mar 17 16:55:00 1996 Doug Evans <dje@cygnus.com>
-
- * combine.c (find_split_point): Handle NULL return from
- make_extraction.
- (make_field_assignment): Likewise.
-
-Sat Mar 16 18:56:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.c (substitute_in_expr, case COMPONENT_REF): Ignore
- if inner PLACEHOLDER_EXPR has not yet been initialized.
-
- * i386.c (standard_80386_constant_p): -0.0 is not 0.0.
- * i386.md (insv): Restore missing end of comment.
-
- * combine.c (make_extraction): Correct typo in force_to_mode
- call in previous change.
- Return 0 if pos+len out of range of want desired mode.
-
-Sat Mar 16 16:20:43 1996 David Mosberger-Tang <davidm@azstarnet.com>
-
- * alpha.md (trap): New attribute.
- Modify patterns for all floating-point trap generating instructions.
- * alpha.h (CPP_SPEC): Added -mieee and -mieee-with-inexact.
- (alpha_trap_precision, alpha_fp_rounding_mode, alpha_fp_trap_mode):
- New enum types.
- (target_flags, alpha_tp, alpha_fprm, alpha_fptm): New external vars.
- (alpha_fprm_string, alpha_fptm_string, alpha_tp_string): Likewise.
- (TARGET_IEEE{,_WITH_INEXACT,_CONFORMANT}): New macros.
- (MASK_IEEE{,_WITH_INEXACT,_CONFORMANT}): Likewise.
- (MASK_FP, MASK_FPREGS,
- (TARGET_SWITCHES): Added "ieee-conformant", "ieee", and
- "ieee-with-inexact"; use MASK symbols.
- (TARGET_OPTIONS): New macro.
- (OVERRIDE_OPTIONS, FINAL_PRESCAN_{INSN,LABEL}): New macros.
- (PRINT_OPERAND_PUNCT_VALID_P): Allow operand codes for FP insns.
- (CC1_SPEC): New macro.
- * alpha.c (alpha_tp, alpha_fprm, alpha_fptm): New variables.
- (alpha_tp_string, alpha_fprm_string, alpha_fptm_string
- (trap_pending): Likewise.
- (override_options, summarize_insn, final_prescan_insn): New functions.
- (print_operand): Handle cases '&', '\'', ')', and '+'.
- (output_prolog): Emit ".eflag 48" if TARGET_IEEE_CONFORMANT.
- (output_epilog): Call final_prescan_insn before emitting epilog.
-
- * final.c (final_scan_insn, case CODE_LABEL): Invoke
- FINAL_PRESCAN_INSN if FINAL_SCAN_LABEL is defined.
-
- * alpha/{linux.h,x-linux,xm-linux.h}: New files.
- * configure (alpha-*-linux*): New case.
- * alpha.c (output_prolog): Set alpha_function_needs_gp if profiling
- and TARGET_PROFILING_NEEDS_GP defined.
-
-Thu Mar 14 22:28:20 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Fix last change.
- * aix41.h (LINK_SPEC): add -bnoentry if shared and no explicit entry.
-
-Thu Mar 14 12:47:33 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips.h (ASM_OUTPUT_DOUBLE_INT): Use 'X' if CONST_INT and
- HOST_BITS_PER_WIDE_INT == 64.
-
- * mips.c (mips_expand_prologue): Change TYPE_NEEDS_CONSTRUCTING to
- TREE_ADDRESSABLE;
-
-Thu Mar 14 11:21:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): For 32-bit mode,
- allow TImode variables with int offsets, so that structures
- greater than 8 bytes and less than or equal to 16 bytes can be
- instantiated correctly.
-
- * rs6000.c (rs6000_valid_type_attribute_p): Add exception
- attribute for Windows NT.
-
- * win-nt.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete, merge into
- ASM_DECLARE_FUNCTION_NAME.
- (ASM_DECLARE_FUNCTION_NAME): Add support for exception attribute
- setting fields 3 & 4 of the structured exception handling table.
-
-Thu Mar 14 01:53:19 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.h (ASM_DECLARE_FUNCTION_NAME): Change TYPE_NEEDS_CONSTRUCTING
- to TREE_ADDRESSABLE. From Jim Wilson.
-
-Wed Mar 13 13:40:32 1996 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * c-tree.h (warn_sign_compare): Add extern to declaration.
-
-Wed Mar 13 13:37:00 1996 Doug Evans <dje@cygnus.com>
-
- * configure: Use cross-make and build-make if building
- cross compiler with cross compiler.
-
-Wed Mar 13 12:00:34 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * i386/cygwin32.h (ASM_OUTPUT_ALIGN): Correct defination.
-
- * rs6000/{win-nt,cygwin32}.h (STARTFILE_SPEC): Add crti.o before
- all objects.
- (ENDFILE_SPEC): Add crtn.o after all objects.
-
- * configure (powerpcle-*-cygwin32): Use t-winnt, not t-cygin32
- * rs6000/t-cygwin32: Delete, no longer used.
-
- * rs6000/t-winnt ({,INSTALL_}LIBGCC): Build and install crti.o and
- crtn.o.
-
- * rs6000/win-nt.h (EXTRA_SECTION_FUNCTIONS): Add ctors_section and
- dtors_section.
- (INVOKE__main): Define, so that __main is called.
- (ASM_OUTPUT_{CONSTRUCTOR,DESTRUCTOR}): Define to put pointers to
- the constructor/destructor in the appropriate section.
-
- * nt-c{i,n}.asm: New files to be linked before/after all of the users'
- objects.
-
-Wed Mar 13 00:42:17 1996 Per Bothner <bothner@cygnus.com>
-
- * dbxout.c (dbxout_type): Better "variant" handling to ignore
- const/volatile but not typedef names. Improves Feb 12 change.
-
-Tue Mar 12 17:25:14 1996 David Mosberger-Tang <davidm@azstarnet.com>
-
- * glimits.h (__LONG_MAX__): On Alpha, use 64 bit value.
-
-Tue Mar 12 15:07:49 1996 Torbjorn Granlund <tege@tmg.se>
-
- * m68k.c (valid_dbcc_comparison_p): Don't test cc_prev_status here.
- (flags_in_68881): New function.
- * m68k.md (dbra peepholes): Use flags_in_68881.
-
-Tue Mar 12 13:54:15 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * sparc.md (nonlocal_goto): Emit barrier after jump.
- (setjmp{,_64,_32}): New patterns.
-
-Tue Mar 12 12:43:27 1996 Jim Wilson <wilson@cygnus.com>
-
- * i960.h (ROUND_TYPE_SIZE): Return round_up result instead of
- COMPUTED.
-
- * expr.c (expand_expr, case COMPONENT_REF): For unaligned object in
- an aligned union, delete check for EXPAND_SUM.
-
- * expr.h (clear_storage): Add comment terminator.
-
-Mon Mar 11 19:07:50 1996 Jeffrey A. Law <law@cygnus.com>
-
- * recog.c (constrain_operands, case 'V'): Don't call
- offsettable_memref_p before reload has completed.
-
-Mon Mar 11 16:06:13 1996 Doug Evans <dje@cygnus.com>
-
- * h8300.h (SP_AND_G_REGS): Renamed from SP_AND_G_REG.
- (CC_DONE_CBIT): Delete.
- (CC_OVERFLOW_0,CC_OVERFLOW_UNUSABLE,CC_NO_CARRY): Define.
- * h8300.c (cond_string): Delete CC_DONE_CBIT handling.
- (notice_update_cc): Delete CC_CBIT, CC_WHOOPS. Add CC_SET_ZN_C0.
- (restore_compare_p): New function.
- (shift_one): Use shll instead of shal so overflow bit is usable.
- Set cc_valid bits to cc_status.flags values.
- (emit_a_shift): Set cc_status.flags.
- * h8300.md (attr cc): Delete whoops,cbit. Add set_zn_c0.
- (all patterns) Update cc attr setting.
- (tstqi,tsthi,tstsi): Delete CC_DONE_CBIT handling.
- (addhi3,subhi3): Change define_expand to define_insn.
- (branch_true,branch_false): Check if compare needs to be restored.
-
-Mon Mar 11 13:55:23 1996 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.h (CONST_DOUBLE_OK_FOR_LETTER_P): Add 'H' for movdi
- patterns in 32 bit that generate 3 instructions.
- (num_insns_constant): Add declaration.
-
- * rs6000.c (num_insns_constant{,_wide}) Functions to determine the
- number of insns it takes to generate an integer constant.
- (easy_fp_constant): Allow DImode in easy constants. Use
- num_insns_constant_wide.
- (input_operand): Allow any CONST_{INT,DOUBLE}'s for {SI,DI}mode.
-
- * rs6000.md (movdi): Generate a normal movdi using a CONST_DOUBLE
- for 32 bit mode rather than using SUBREG's. For 64 bit mode,
- break large integer constants into smaller pieces. Add various
- define_splits to handle loading the various DImode constants.
-
-Mon Mar 11 06:54:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (make_extraction): Use proper mode for INNER in all cases.
- (simplify_comparison, case ZERO_EXTRACT): For bits big endian and
- no extzv, use BITS_PER_WORD.
- * fx80.md, gmicro.md, i386.md, m68k.md, tahoe.md, vax.md:
- Use proper modes and predicates for {sign,zero}_extract.
-
-Sun Mar 10 06:23:52 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * emit-rtl.c (free_insn): New variable.
- (init_emit, restore_emit_status): Clear it.
- (gen_sequence): Store insn in free_insn when sequence length is 1.
- (make_insn_raw): Use free_insn if available and still in the
- rtl generation phase.
-
-Fri Mar 8 15:37:31 1996 Mike Stump <mrs@cygnus.com>
-
- * expr.c (expand_expr, case TARGET_EXPR): Delay putting the cleanup
- on the cleanup chain until after the subexpression has been expanded.
-
-Fri Mar 8 16:14:51 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * i386.c (ix86_binary_operator_ok): One memory operand is OK.
- This is independent of commutativity.
-
-Fri Mar 8 14:07:43 1996 Jim Wilson <wilson@cygnus.com>
-
- * expr.c (store_constructor_field): Call store_field if bitpos is
- nonzero and target is not a MEM.
-
- * jump.c (jump_optimize): When handle a USE insn before an
- unconditional jump, disable the optimization if the USE is the
- only insn in the loop.
-
- * sh.c (reg_unused_after): Return 0 if see a JUMP_INSN.
-
-Fri Mar 8 12:08:36 1996 Doug Evans <dje@cygnus.com>
-
- * sparc/lynx.h (CPP_SPEC): Use %(cpp_cpu).
-
- * sparc/sparc.md (move_pic_label_si,move_label_di): Rewrite length
- attr calcs to be more conservative.
-
-Thu Mar 7 19:14:21 1996 Doug Evans <dje@cygnus.com>
-
- * sparc/t-splet: New file.
- * sparc/splet.h: New file.
- * configure (sparclet-*-aout*): Use them.
-
- * sparc.h (MASK_LIVE_G0,TARGET_LIVE_G0): Define.
- (FIRST_PSEUDO_REGISTER): Add 1 for %icc (now 101).
- (FIXED_REGISTERS,CALL_USED_REGISTERS): Update.
- (FIXED_REGISTERS): %g0 is fixed by default.
- (SPARC_{FIRST,LAST}_V9_FCC_REG): Define.
- (SPARC_{ICC,FCC}_REG): Define.
- (CONDITIONAL_REGISTER_USAGE): Don't fix %fcc0 if v8.
- (REG_CLASS_CONTENTS): Reg 0 is an int reg, reg 100 is %icc.
- (REGNO_REG_CLASS): Rewrite to use global `sparc_regno_reg_class'.
- (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER,LEAF_REGISTERS): Add %icc.
- (REG_CLASS_FROM_LETTER): Handle 'c' for FPCC_REGS in non-v9 case.
- (REGNO_OK_FOR_{BASE,INDEX}_P): Treat %g0 as a normal reg.
- (REG_OK_FOR_{BASE,INDEX}_P,EXTRA_CONSTRAINT): Likewise.
- (REGISTER_NAMES): Add %icc.
- (ADDITIONAL_REGISTER_NAMES): Use SPARC_ICC_REG.
- * sparc.c (leaf_reg_remap): Add %icc=100.
- (reg_or_0_operand): Don't allow 0 if TARGET_LIVE_G0.
- (fcc_reg_operand): Renamed from ccfp_reg_operand.
- Use SPARC_FCC_REG. Don't treat reg 0 as an fcc reg. Don't match
- modes if `mode' argument is VOIDmode.
- (icc_or_fcc_reg_operand): New function.
- (gen_compare_reg): Use SPARC_FCC_REG for v8 fp compares.
- Use SPARC_ICC_REG for int compares.
- (eligible_for_epilogue_delay): Don't allow anything if TARGET_LIVE_G0.
- Delete unnecessary test for %g0.
- (emit_move_sequence): Don't emit (set (mem) (const_int 0)) if
- TARGET_LIVE_G0.
- (output_scc_insn): Label moved to operand 3. Condition code reg
- moved to operand 2.
- (sparc_mode_class): Enum C_MODE renamed to CC_MODE.
- (hard_32bit_mode_classes): Set reg 0 to S_MODES. Add entry for %icc.
- (hard_64bit_mode_classes): Set reg 0 to D_MODES. Add entry for %icc.
- (sparc_regno_reg_class): New global.
- (sparc_init_modes): Initialize it.
- (output_cbranch): Delete fp_cond_reg argument.
- (print_operand, MEM op): Don't print "%g0+" if TARGET_LIVE_G0.
- (sparc_flat_eligible_for_epilogue_delay): Don't allow anything if
- TARGET_LIVE_G0.
- * sparc.md (live_g0): New attribute.
- (*): Integer condition code register is now reg 100.
- Use SPARC_ICC_REG instead of hardcoding reg 100 where possible.
- Non-v9 floating point condition code register is now reg 96.
- (*cmp{sf,df,tf}_{fpe,fp}_sp{32,64}): Combine v9/non-v9 cases.
- (*{normal,inverted}_{,fp,fpe}_branch): Update call to output_cbranch.
- (*mov{qi,hi,si}_insn): Don't use if TARGET_LIVE_G0.
- (*mov{qi,hi,si}_insn_liveg0): New patterns.
- (*mov{si,di,sf,df,tf}_ccfp{,e}_sp64): ccfp_reg_operand renamed to
- fcc_reg_operand.
- (*negdi2_sp32,negsi2,one_cmplsi2,ffssi2): Ensure %%g0 is 0 if
- TARGET_LIVE_G0.
- (*one_cmpldi2_sp32): Move operand 1 to rs1 and use 0 as rs2.
- (patterns that use %g0 in rs2): Use 0 immediate value instead.
- (patterns that read %g0): Don't use if TARGET_LIVE_G0.
-
-Thu Mar 7 15:39:16 1996 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * sh.h (PASS_IN_REG_P): Change < to <=.
- * va-sh.h (va_start): Change __SH3E___ to __SH3E__.
- (va_arg): Add little-endian SH3E support. Fix big-endian version
- to work for arguments smaller than the word size.
-
-Thu Mar 7 10:37:37 1996 Jeffrey A. Law <law@cygnus.com>
-
- * lib2funcs.asm: Remove entry/exit routines. Move them into...
- * ee.asm: New file. Entry/exit code.
- * ee_fp.asm: New file. Entry/exit code with frame pointer.
- * t-pa: Corresponding changes.
- * t-pro: Corresponding changes.
-
- * pa.c: Fix misc small typos/thinkos in recent changes.
-
-Wed Mar 6 17:36:03 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * cplus-dem.c (demangle_template): Fix for address-of-extern arguments.
-
-Wed Mar 6 15:12:55 1996 Jeffrey A. Law <law@cygnus.com>
-
- * t-pro (dp-bit rule): Fix typo.
-
- * lib2funcs.asm (__outline_prologue): Remove frame pointer
- support.
- (__outline_prologue_fp): Out of line prologue with frame pointer.
- (__outline_epilogue, outline_epilogue_fp): Similarly.
- * pa.c (compute_frame_size): Allocate enough space to avoid holes
- in the callee register saves. Remove some special handling of %r3.
- (hppa_expand_prologue): Don't do an out of line prologue/epilogue
- if it would take more insns than an inline prologue/epilogue.
- Don't leave holes in the callee register save set.
- (hppa_expand_prologue): Corresponding changes. Pass stack size
- to out of line epilogue code.
- * pa.h (FRAME_POINTER_REQUIRED): Revert last change.
- * pa.md (outline_prologue_call): Handle outline prologues which
- don't need frame pointers.
- (outline_epilogue_call): Similarly.
- * t-pro: Reenable multilib code. Build a set of libraries that
- optimize for space.
-
-Wed Mar 6 14:28:14 1996 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * Makefile.in (USER_H): Add ginclude/va-sh.h.
- * ginclude/stdarg.h, ginclude/varargs.h: Use va-sh.h.
- * ginclude/va-sh.h: New file.
-
- * sh.h (PASS_IN_REG_P): Fix typo in last change.
-
-Wed Mar 6 11:42:06 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (enum processor_type): Remove PROCESSOR_PPC602.
- (RTX_COSTS): Remove PROCESSOR_PPC602. PPC603 MULT cost depends
- on constant and domain.
- * rs6000.c (processor_target_table): 602 uses PROCESSOR_PPC603.
- (get_issue_rate): Remove CPU_PPC602.
- * rs6000.md (function units): Remove PPC602. Add store and
- fpstore type attribute values. Update patterns.
-
-Tue Mar 5 18:43:43 1996 Richard Henderson <rth@tamu.edu>
-
- * m68k/coff.h (ASM_OUTPUT_SECTION_NAME): New define.
-
- * m68k/{aux-crt1.c,aux-crt[2n].asm}: New files.
- * m68k/{aux-exit.c,aux-low.gld,aux-mcount.c}: More new files.
- * m68k/{aux.h,auxgnu.h,auxstd.h}: Even more new files.
- * m68k/{t-aux,xm-aux.h}: The rest of the new files.
- * m68k/sgs.h (ASM_OUTPUT_CASE_END): Add missing semicolon.
- (switch_table_difference_label_flag): Make extern.
- * fixincludes (sys/param.h): Fix c89 __asm statements.
- * configure (m68k-apple-aux*): New target.
-
-Tue Mar 5 17:38:19 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.md (*mov{qi,hi,si}_insn): Simplify length attribute.
- (*movsi_insn): Use fpload/fpstore attributes for fp loads/stores.
- %r1 -> %1 for fpstore alternative.
- (*movsf_insn,*movsf_no_f_insn): %r1 -> %1.
-
-Tue Mar 5 17:19:17 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * expr.c (expand_expr, case *_DECL): If we make a non-local
- reference from a function with DECL_NO_STATIC_CHAIN set, abort.
- (expand_expr, case ADDR_EXPR): We don't need a trampoline for a
- function with DECL_NO_STATIC_CHAIN set.
- * function.c (lookup_static_chain): If we're checking on a function
- that doesn't need a static chain, return 0.
- (init_function_start): We don't need context if DECL_NO_STATIC_CHAIN
- is set.
- * tree.c (staticp): Check DECL_NO_STATIC_CHAIN on nested functions.
-
-Tue Mar 5 15:04:29 1996 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * sh.md (push_e, pop_e): Add TARGET_SH3E to condition.
- * sh.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
- * sh.c (find_barrier): Set si_limit to 1018 instead of 1020, and
- hi_limit to 510 instead of 512.
-
-Tue Mar 5 13:39:44 1996 Doug Evans <dje@cygnus.com>
-
- * loop.c (init_loop): Use pseudo reg in add_cost computation
- so cost doesn't vary depending on whether reg 0 happens to be
- fixed or not.
-
-Tue Mar 5 09:32:24 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * reg-stack.c (record_label_references): Check for undefined label.
-
-Tue Mar 5 09:22:20 1996 Scott Christley (scottc@net-community.com)
-
- * objc/objc-api.h, objc/runtime.h: Include objc/thread.h.
- * objc/class.c (__objc_init_class_tables): Surround sarray access
- with mutex lock/unlock.
- (__objc_add_class_to_hash, objc_lookup_class): Likewise.
- (objc_get_class, objc_get_next_class): Likewise.
- (__objc_resolve_class_links, class_pose_as): Likewise.
- * objc/init.c (__objc_runtime_mutux, __objc_runtime_thread_alive):
- New variables.
- (objc_init_statics, __objc_init_protocols): Surround sarray access
- with mutex lock/unlock
- (__objc_exec_class): Likewise.
- Initialization for thread-safe global variables.
- Declarations for thread-safe functions and global variables
- * objc/sendmsg.c (get_imp, __objc_responds_to):
- Surround sarray access with mutex lock/unlock.
- (__objc_init_install_dtable): Likewise.
- (__objc_update_dispatch_table_for_class): Likewise.
- (__objc_print_dtable_stats): Likewise.
- * objc/selector.c (sel_get_typed_uid, sel_get_any_typed_uid): Likewise.
- (sel_get_any_uid, sel_get_name, sel_register_name): Likewise.
- (sel_register_typed_name): Likewise.
- * objc/sarray.h (union sversion): New.
- (struct sarray): Maintain multiple versions.
- (sarray_remove_garbage): Add prototype.
- * objc/sarray.c (sarray_{remove,free}_garbage): New functions.
- (sarray_at_put, sarray_new, sarray_lazy_copy):
- Modify/copy sarray structure/data in a thread-safe manner
- (sarray_{realloc,free}): Reallocate/free sarray structure/data in a
- thread-safe manner.
-
- * objc/THREADS, objc/thread.c, objc/thread.h: New files.
- * objc/thread-{decosf1,irix,solaris,win32,single}.c: New files.
- * objc/objc-list.h: Renamed from objc/list.h.
- * objc/Makefile: Changes to compile new files and name renaming.
- * objc/makefile.dos: Likewise.
-
-Tue Mar 5 07:51:31 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * bc-emit.c, bc-optab.c (free): Delete declaration of library function.
-
- * c-decl.c (duplicate_decl): If making decl non-external, copy
- context from old to new.
-
-Tue Mar 5 02:27:35 1996 Jeffrey A. Law <law@cygnus.com
-
- * lib2funcs.asm (__outline_prologue): New "function".
- (__outline_epilogue): New "function".
- * pa.h (TARGET_SPACE): Define.
- (target_flags): Add -mspace and -mno-space. Enable/disable
- space saving optimizations.
- (FRAME_POINTER_REQUIRED): Frame pointers are always required
- when generating out of line prologues and epilogues.
- * pa.c (compute_frame_size): Handle out of line prologues/epilogues.
- (hppa_expand_prologue): If optimizing for space, emit an out of
- line prologue.
- (hppa_expand_epilogue): Similarly.
- (override_options): Optimizing for space is not compatable with
- either profiling or PIC code generation.
- * pa.md (outline_prologue_call): New pattern.
- (outline_epilogue_call): Likewise.
-
-Tue Mar 5 02:17:32 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.md (*cmp{si,di}_insn): %r0 -> %0.
- (DFmode move define_split): Ensure registers not extended v9 fp regs.
- (*mov{sf,df,tf}_cc_reg_sp64): %r3 -> %3.
-
-Mon Mar 4 18:46:37 1996 Manfred Hollstein <manfred@lts.sel.alcatel.de>
-
- * Makefile.in (CRT0STUFF_T_CFLAGS): New macro.
- (stamp-crt0, crt0.o, mcrt0.o): New goals.
- (STAGESTUFF): stamp-crt0 added.
-
- * collect2.c (main): Check new define DEFAULT_A_OUT_NAME.
-
- * m68k.c (print_operand): Emit .l as scale factor #ifdef MOTOROLA.
- * m68k/mot3300-crt0.S, m68k/mot3300Mcrt0.S: New files.
- * m68k/mot3300g.h: Deleted.
- * m68k/mot3300.h (FUNCTION_PROFILER): Emit label references
- corresponding to those generated by ASM_OUTPUT_INTERNAL_LABEL.
- (MOTOROLA, MOTOROLA_BSR, ...): Define #ifndef USE_GAS.
- (ASM_SPEC): Define properly #ifdef USE_GAS.
- (LIB_SPEC): -L/usr/lib/libp deleted.
- (STARTFILE_SPEC): -L/usr/lib/libp added.
- (DEFAULT_A_OUT_NAME): Define.
- (LINK_SPEC): Pass -v if GNU ld is used.
- (LOCAL_LABEL_PREFIX): Local labels start with .L using GAS, else L%.
- (USER_LABEL_PREFIX): Undefine.
- (FUNCTION_PROFILER): Call asm_fprintf instead of normal fprintf.
- (ASM_APP_ON, ASM_FILE_START): GAS supports it.
- (CTORS_.../DTORS_...): Define if GNU ld is used.
- (ASM_FILE_START): Define properly for Motorola and GNU as syntax.
- (TARGET_VERSION): Re-define only #ifndef USE_GAS.
- (CALL_USED_REGISTERS): Deleted.
- (GLOBAL_ASM_OP): Re-define only #ifndef USE_GAS.
- (ASM_{LONG,SHORT,CHAR,BYTE,BYTE_OP}): New macros.
- (ASM_OUTPUT_{DOUBLE,LONG_DOUBLE,FLOAT,INT,SHORT}): Use them.
- (ASM_OUTPUT_{CHAR,BYTE,ASCII,FLOAT_OPERAND,DOUBLE_OPERAND}): Likewise.
- (ALIGN_ASM_OP, SKIP_ASM_OP): New macros.
- (ASM_OUTPUT_{ALIGN,SKIP}): Use them.
- (ASM_OUTPUT_SOURCE_FILENAME): Define only if not using GNU as.
- (ASM_{GENERATE,OUTPUT}_INTERAL_LABEL): Provide proper definitions for
- Motorola and GNU as syntax.
- (ASM_OUTPUT_ADDR_{VEC,DIFF}_ELT): Changed for portability between
- Motorola and GNU as syntax.
- (ASM_OUTPUT_{CASE_LABEL,OPCODE}): Define only if not using GNU as.
- (ASM_OUTPUT_CASE_FETCH, ASM_RETURN_CASE_JUMP): New macros.
- (ASM_OUTPUT_{COMMON,LOCAL}): Proper defns for Motorola and gas syntax.
- (SDB_...): Define only for Motorola as.
- (ALT_LIBM): New define to tell g++.c about an alternative name for
- `-lm'.
- (MATH_LIBRARY, NEED_ATEXIT, HAVE_ATEXIT, EXIT_BODY): New macros.
- * m68k/t-mot3300, m68k/t-mot3300-{gald,gas,gld}: New files.
- * m68k/x-mot3300-gas: New file.
- * m68k/xm-mot3300.h (USG): Set to 1.
- * configure (m68k-motorola-sysv*): Keep track of new different
- combinations (--with-gnu-...), and provide proper definitions for
- tm_file, xmake_file, tmake_file, use_collect2, and extra_parts.
-
- * gbl-ctors.h (HAVE_ATEXIT): Define if NEED_ATEXIT is defined.
- (atexit): Use `int atexit' prototype also if NEED_ATEXIT is defined.
- (on_exit): According to man on_exit on the Sun it returns int not void.
- * libgcc2.c (L_bb/atexit, onexit): Declarations replaced by
- #include'ing "gbl-ctors.h".
- (L_exit/atexit): New function.
- (L_exit/exit): Call any registered functions.
-
-Mon Mar 4 18:03:38 1996 Bryan Ford (baford@cs.utah.edu)
-
- * configure (i[3456]86-moss-msdos*): New target.
- * i386/moss.h: New file.
-
-Mon Mar 4 17:38:50 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.h (PASS_IN_REG_P): Don't reject BLKmode for SH3e.
- For SH3e, do reject parameter that won't fit entirely in registers.
-
- * sh.md (mulhisi3-2, mulhisi3-1, mulsidi3_i, umulsidi3_i,
- smulsi3_highpart, umulsi3_highpart): Renames operands 1/2 to 0/1.
- (mulsidi3, umulsidi3): Add support for TARGET_LITTLE_ENDIAN.
-
- * sh.c (machine_dependent_reorg): In TARGET_RELAX code, when scan
- forward from LINK, fail if pass a CODE_LABEL before finding INSN.
- Fail if SCAN not INSN is a JUMP_INSN.
-
-Mon Mar 4 11:27:10 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (CALL_LONG): Change CALL_xx values from an enumeration
- to bitmasks. Add CALL_LONG to support longcall attributes.
- (rs6000_args): Call_cookie field is now an int.
- (rs6000_longcall_ref): Add declaration.
-
- * rs6000.c (init_cumulative_args): Add support for longcall
- attributes to always call through a pointer.
- (function_arg): Ditto.
- (rs6000_valid_type_attribute_p): Ditto.
- (rs6000_longcall_ref): New function for long calls.
-
- * rs6000.md (call insns): Add support for longcall attributes.
-
-Mon Mar 4 08:42:14 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * real.c (significand_size): Don't test the modes, but their sizes.
-
- * dwarfout.c (xstrdup): Moved from here.
- * toplev.c (xstrdup): New function.
- * tree.h (xstrdup): Declare.
- * bc-emit.c (bc_xstrdup): Delete.
- * expr.c (bc_strdup): Delete.
- (bc_load_externaddr_id): Use xstrdup instead of bc_xstrdup.
- * function.c (bc_expand_function_start): Likewise.
- * 1750a.c (strdup): Delete.
- (float_label): Use xstrdup instead of strdup.
- * 1750a.h (xstrdup): Declare instead of instead of strdup.
- (ASM_OUTPUT_LABEL): Use xstrdup instead of strdup.
- (FIX_FRAME_POINTER_ADDRESS): Don't use DEPTH in string.
-
-Mon Mar 4 08:23:23 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * xm-we32k.h (NO_WAIT_H): Deleted.
-
- * collect2.c: Never include wait.h.
-
-Sat Mar 2 22:43:07 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
-
- * configure (code for making links): Work around sh bug on FreeBSD.
-
-Sat Mar 2 13:40:29 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.h (BIGGEST_FIELD_ALIGNMENT): Replace uses of
- TARGET_ALIGN_STRUCT_300 with TARGET_ALIGN_300.
- (BIGGEST_ALIGNMENT): Likewise.
-
-Sat Mar 2 08:04:50 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * calls.c (expand_call): If passing by invisible ref, not const.
-
- * sparc.c (SKIP_CALLERS_UNIMP_P): Make agree with test used in call.
-
- * expr.c (do_jump, case COMPOUND_EXPR): Call preserve_temp_slots.
-
- * fold-const.c (fold, case *_DIV_EXPR): Ignore SAVE_EXPR if has RTL.
-
-Fri Mar 1 17:59:17 1996 Jeffrey A. Law <law@cygnus.com>
-
- * optabs.c (emit_cmp_insn): Immediately copy the return
- value from the library call into a pseudo register.
- (emit_float_lib_cmp): Likewise.
-
-Fri Mar 1 14:37:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (BSS_SECTION_ASM_OP): Define.
- (*_SECTION_ASM_OP): Change tab after .section into a space.
- (ASM_OUTPUT_INT): Ditto.
- (ASM_OUTPUT_ALIGNED_LOCAL): Rewrite to use bss_section.
- (ASM_OUTPUT_ALIGNED_BSS): Define to use ASM_GLOBALIZE_LABEL and
- ASM_OUTPUT_ALIGNED_LOCAL.
-
- * rs6000/win-nt.h (BSS_SECTION_ASM_OP): Define.
- (ASM_OUTPUT_ALIGNED_LOCAL): Define.
- (ASM_OUTPUT_LOCAL): Don't define any more.
- (ASM_OUTPUT_ALIGNED_BSS): Define to use ASM_GLOBALIZE_LABEL and
- ASM_OUTPUT_ALIGNED_LOCAL.
-
-Thu Feb 29 17:33:12 1996 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * c-typeck.c (push_init_level): When output padding to align structure
- field, set constructor_unfilled_fields.
-
- * dbxout.c (dbxout_type, case METHOD_TYPE): Add CHARS (1) call
- after emitting second '#' character.
-
-Thu Feb 29 13:59:27 1996 Doug Evans <dje@charmed.cygnus.com>
-
- * h8300.h (ASM_OUTPUT_BSS): Define.
- * m68k/coff.h (BSS_SECTION_ASM_OP): Define.
- (ASM_OUTPUT_ALIGNED_BSS): Define.
- * m68k/m68k-aout.h (BSS_SECTION_ASM_OP): Define.
- (ASM_OUTPUT_BSS): Define.
-
-Thu Feb 29 13:39:39 1996 Per Bothner <bothner@cygnus.com>
-
- * varasm.c (compare_constant_1): For a SET_TYPE CONSTRUCTOR,
- first extract and compare the set length.
-
- * varasm.c (record_constant_1): For SET_TYPE CONSTRUCTOR,
- permanent_obstack.next_free is *end* of available space.
-
-Thu Feb 29 13:14:14 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.h (TARGET_SWITCHES): Add new flags "-mlong-load-store" and
- "-mno-long-load-store".
- (TARGET_LONG_LOAD_STORE): Define.
- * pa.md (symbolic high part): Handle TARGET_LONG_LOAD_STORE.
-
-Thu Feb 29 11:39:30 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.md (cmpxf*): XF compare cannot have mem operands.
- (casesi expand): Put (minus:SI..) into subsi3 format.
- * i386.c (i386_return_pops_args): Cleanup extra argument
- used as address of a returned structure.
-
-Wed Feb 28 22:24:28 1996 Doug Evans <dje@cygnus.com>
-
- * varasm.c (enum in_section): Define in_bss if BSS_SECTION_ASM_OP
- is defined.
- (bss_section,asm_output_bss,asm_output_aligned_bss): New functions.
- (assemble_variable): Delete redundant test for too large an object.
- Rewrite test for uninitialized variables. Use new macros
- ASM_OUTPUT{,_ALIGNED}_BSS if defined to output global uninitialized
- but not common variables.
- * bytecode.h (BC_OUTPUT_BSS): Define.
- * lynx.h (EXTRA_SECTIONS): Delete in_bss.
- (EXTRA_SECTION_FUNCTIONS): Delete BSS_SECTION_FUNCTION.
- * svr3.h (EXTRA_SECTIONS): Likewise.
- (BSS_SECTION_FUNCTION): Delete.
- * convex.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Delete.
- * dsp16xx.h (EXTRA_SECTIONS): Delete in_bss.
- (EXTRA_SECTION_FUNCTIONS): Delete bss_section.
- * gmicro.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Delete.
- * i386/aix386ng.h (EXTRA_SECTION_FUNCTIONS): Delete
- BSS_SECTION_FUNCTION.
- * i386/att.h (BSS_SECTION_FUNCTION): Delete.
- * i386/sco5.h (EXTRA_SECTIONS): Delete in_bss.
- (EXTRA_SECTION_FUNCTIONS): Delete BSS_SECTION_FUNCTION.
- (BSS_SECTION_FUNCTION): Delete.
- * i386/seq-sysv3.h (BSS_SECTION_FUNCTION): Delete.
- * i386/svr3gas.h (EXTRA_SECTIONS): Delete in_bss.
- (EXTRA_SECTION_FUNCTIONS): Delete BSS_SECTION_FUNCTION.
- (BSS_SECTION_FUNCTION): Delete.
- * i860/paragon.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Undef.
- * m68k/crds.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Delete.
- (BSS_SECTION_ASM_OP): Define.
- * m68k/m68k.h (BC_OUTPUT_BSS): Define.
- * mips/iris6.h (EXTRA_SECTIONS): Delete in_bss.
- * pa.h (EXTRA_SECTIONS): Delete in_bss.
- (EXTRA_SECTION_FUNCTIONS): Delete bss_section.
- * sparc/litecoff.h (EXTRA_SECTIONS): Delete in_bss.
-
-Wed Feb 28 14:12:25 1996 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * sh.h (FUNCTION_VALUE_REGNO_P, FUNCTION_ARG_REGNO_P): Include FP
- registers only when TARGET_SH3E.
- (PASS_IN_REG_P): Exclude BLKmode only when ! TARGET_SH3E.
-
-Wed Feb 28 12:03:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (rs6000_trampoline_{template,size}): Change Windows NT
- trampoline template so it doesn't require making stack executable.
- Add support for 64 bit systems.
- (rs6000_initialize_trampoline): Ditto.
-
-Tue Feb 27 16:42:00 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.c (print_operand): New code 'H'.
- * rs6000.md (insv, extzv): Add DImode patterns. Use 'h'
- consistently for masking SImode shifts.
- (rotldi3, ashldi3, lshrdi3, ashrdi3): Use 'H'.
- (movsf split): Generate CONST_INT instead of SUBREG.
-
-Tue Feb 27 15:02:17 1996 Doug Evans <dje@cygnus.com>
-
- * sh.h (HANDLE_PRAGMA): Delete `return'.
-
-Tue Feb 27 08:18:12 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm.c (aof_text_section): Remove pseudo read-only hack. Doesn't
- take a parameter any more.
- * arm/aof.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove
- readonly data sections.
- (READONLYDATA_SECTION, READONLY_DATA_SECTION): Delete.
-
- * arm.h (enum arm_cond_code): New enum.
- (ARM_INVERSE_CONDITION_CODE): Moved here from arm.c.
- (SELECT_CC_MODE): Call arm_select_cc_mode to do the work.
- (PREDICATE_CODES): Add dominant_cc_register; delete
- reversible_cc_register.
- * arm.c (arm_current_cc): Now an enum.
- (ARM_INVERSE_CONDITION_CODE): Moved to arm.h
- (revsersible_cc_register): Delete.
- (dominant_cc_register): New function.
- (select_dominance_cc_mode): New function.
- (arm_select_cc_mode): New function.
- (output_return_instruction): New parameter REVERSE, used to
- reverse the condition of a conditional return. All callers
- changed.
- (arm_print_operand case 'D'): Only suppress condition printing
- if the operand is a NULL pointer.
- (get_arm_condition_code): Now a static function returning
- enum arm_cond_code. Handle dominance expressions. Return enum
- values rather than integers.
- * arm.md (*addsi3_compare0_scratch): New insn.
- (*movsi_compare0, *cmpsi_insn, *cmpsi_shiftsi): Make sure the
- compare has mode CC.
- (cmp{si,sf,df,xf} expands): Just provide sufficient information
- to allow the parameters to be matched properly.
- (*cmpsi_negsi): Delete (of dubious validity).
- (*cmpsi_shiftsi_swp): New pattern.
- (*condbranch_reversed): No longer needs to check REVERSIBLE_CC_MODE.
- (mov{si,sf,df}cc, *mov{si,sf,df}{,_hard,_soft}_insn): The mode of the
- IF_THEN_ELSE must be appropriate to the target (not void).
- (*and_scc): Match cc_register, not reversible_cc_register.
- (*ior_compare_compare): Delete.
- (split for ior_compare_compare + condjump): Delete.
- (*impossible_cond_compare): Delete.
- (*condition_compare_ior): Delete.
- (*cond_move): Mode for the IF_THEN_ELSE must be SImode.
- (*and_scc_scc): Delete.
- (split for and_scc_scc + condjump): Delete.
- (*impossible_cond_branch_and): Delete.
- (*cmp_ite0, *cmp_ite1): New patterns.
- (if_compare_not): Should be an anonymous pattern.
- (Peephole for move and compare): Compare mode must be mode CCmode.
- (Split pattern for comparing shifted reg then branch): Delete.
- (*loadqi_compare): Delete, replaced with a split pattern to do
- the same thing.
- (*cond_move_not): Match cc_register, not reversible_cc_register.
-
- * arm.c ({load,store}_multiple_sequence): New functions.
- (emit_{ldm,stm}_seq): New functions.
- * arm.md (load/store multiple peepholes): Rewrite using the above
- functions.
- (all patterns taking immediate_operand): If the code later assumes
- this is a CONST_INT, then match const_int_operand instead.
-
-Mon Feb 26 17:26:13 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.md: Add sparclet scheduling parameters.
- (compare define_insn's): Move closer to compare define_expand's.
- (32 bit multiply patterns): Use for TARGET_SPARCLET.
- (*smacsi,*smacdi,*umacdi): Multiply/accumulate patterns for the
- sparclet.
-
-Sat Feb 24 19:13:29 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (movsf split): Fix typo in last patch.
-
-Sat Feb 24 10:02:55 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * toplev.c (fatal_insn): Flush stdout/stderr.
-
-Sat Feb 24 02:03:28 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.md (abssi2): Rework to avoid matching constraints.
-
-Fri Feb 23 11:21:43 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.c (override_options): Warn if both PIC code generation and
- profiling are requested.
-
-Fri Feb 23 08:47:38 1996 Richard Kenner (kenner at vlsi1)
-
- * expr.c (expand_builtin, case BUILT_IN_SETJMP): Set CONST_CALL_P
- on NOTE_INSN_SETJMP instead of emitting USE insns for call-saved regs.
- * reload1.c (reload): For special CONST_CALL_P NOTE_INSN_SETJMP,
- mark all call-saved regs as used.
- * sched.c (sched_analyze): Record NOTE_INSN_SETJMP if no
- CALL_INSN as prev; preserve CONST_CALL_P bit.
- (reemit_notes): Restore CONST_CALL_P.
-
-Thu Feb 22 17:45:12 1996 Doug Evans <dje@cygnus.com>
-
- * configure (sparclet-*-aout*): Set extra_headers.
- * ginclude/inl-sparc.h: New file.
-
-Wed Feb 21 20:39:53 1996 Doug Evans <dje@cygnus.com>
-
- * configure (sparc64-*-solaris2*): Merge with sparc-*-solaris2*.
- * sparc.h (enum processor_type): Declare.
- (sparc_cpu_attr): Define.
- (TARGET_OPTIONS): Add -mtune=.
- (sparc_select): Declare.
- (sparc_cpu_string): Delete.
- (FIRST_PSEUDO_REGISTER): Set to 100.
- ({FIXED,CALL_USED}_REGISTERS): Merge !v9/v9 cases.
- (CONDITIONAL_REGISTER_USAGE): Mark %g5 as fixed if !v9.
- Mark %g1 as fixed if v9. Fix v9-only regs if !v9.
- Mark fp{16..47} as call-saved if v9.
- (enum reg_class): Merge !v9/v9 cases.
- (REG_CLASS_NAMES,REG_CLASS_CONTENTS,REGNO_REG_CLASS): Likewise.
- (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER,LEAF_REGISTERS): Likewise.
- (FP_REG_CLASS_P,SPARC_REGISTER_NAMES): Likewise.
- (REG_CLASS_FROM_LETTER): Test TARGET_V9 at runtime.
- * sparc.c (sparc_cpu_string): Delete.
- (sparc_select): New global.
- (sparc_override_options): Handle -mtune=xxx.
- * sparc.md (cpu attr): Add sparc{lite,let} implementations.
- * sparc/sp64-sol2.h: Deleted.
-
- * arm.md (consttable_end): Delete call to text_section.
- (align_4): Delete call to readonly_data_section.
-
-Wed Feb 21 14:29:06 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * cplus-dem.c (demangle_template): Initialize is_bool. Correctly
- handle 0 as a pointer value parameter.
-
-Wed Feb 21 14:13:29 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * tree.c (decl_function_context): Do decl_function_context right for
- function-local classes.
-
-Wed Feb 21 12:42:52 1996 Jeffrey A. Law <law@cygnus.com>
-
- * c-typeck.c (initializer_constant_valid_p): Don't dereference
- a null pointer on partial structure initialization.
-
-Wed Feb 21 11:49:58 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (ASM_OUTPUT_EXTERNAL): Append section info
- even when verbatim symbol prefix '*' present.
- * rs6000/aix3newas.h (ASM_OUTPUT_EXTERNAL): Same.
- * rs6000/aix41.h (ASM_OUTPUT_EXTERNAL): Same.
- * rs6000/powerpc.h (ASM_OUTPUT_EXTERNAL): Same.
- * rs6000/win-nt.h (ASM_OUTPUT_EXTERNAL): Same.
-
-Wed Feb 21 03:55:32 1996 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (validate_else): Don't loop given `#endif /'.
- Handle multiple adjacent backslash-newlines correctly.
- Accept a new parameter LIMIT to specify end of input;
- this prevents confusion when the input contains '\0' characters.
- (collect_expansion): Fix off-by-1 error when searching for `*/'
- at end of a comment used for traditional token concatenation.
- (macarg1): Fix off-by-1 error when skipping past `*/'
- at end of comment.
-
-Tue Feb 20 16:12:31 1996 Doug Evans <dje@cygnus.com>
-
- * hard-reg-set.h (twice unrolled GO_IF_HARD_REG_EQUAL): Add missing \.
-
-Tue Feb 20 14:21:16 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.h (DBX_CONTIN_LENGTH): Define to 4000 characters.
-
- * pa.c (hppa_expand_epilogue): Always emit a blockage insn
- before cutting back the stack.
-
-Mon Feb 19 19:42:15 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * sparc.h (TARGET_SWITCHES): Add -m{,no-}impure-text.
- (MASK_IMPURE_TEXT, TARGET_IMPURE_TEXT): Define.
- (LINK_SPEC): Only add `-assert pure-text' if -mimpure-text wasn't used.
-
-Mon Feb 19 19:20:15 1996 Doug Evans <dje@canuck.cygnus.com>
-
- * configure (sparc-aout): sparc-aout.h renamed to aout.h.
- (sparclet-aout): Likewise.
- (sparclite-*-aout*): Renamed from sparclite-*-*.
- Don't set use_collect2.
- (target_cpu_default): Set to TARGET_CPU_<cpu> for sparc.
-
- * sparc.h (TARGET_CPU_sparc{,let,lite,64}): Define.
- ({CPP,ASM}_DEFAULT_SPEC): Set from TARGET_CPU_foo.
- (SPARC_ARCH64 CPP_PREDEFINES): Define __arch64__.
- (CPP_SPEC): Add %(cpp_cpu).
- (CPP_CPU_SPEC): Define.
- (CC1_SPEC): Convert -m<cpu> to -mcpu=<cpu>.
- (ASM_SPEC): Add %(asm_cpu).
- (ASM_CPU_SPEC): Define.
- (EXTRA_SPECS,SUBTARGET_EXTRA_SPECS): Define.
- (OVERRIDE_OPTIONS): Call SUBTARGET_OVERRIDE_OPTIONS after
- sparc_override_options.
- ({MASK,TARGET}_SUPERSPARC): Delete.
- ({MASK,TARGET}_SPARCLET): Define.
- (MASK_ISA): Renamed from MASK_CPUS.
- (TARGET_SWITCHES): Delete no-{v8,sparclite}.
- (sparc_cpu,sparc_cpu_string): Declare.
- ({SUB,}TARGET_OPTIONS): Define.
- (FIXED_REGISTERS): Add definitions for sparc64 in 32 bit mode.
- (CONDITIONAL_REGISTER_USAGE): Don't set fixed_regs[234] if sparc64.
- Don't set call_used_regs[48..80] for sparc64 in 32 bit mode.
- Don't clobber fixed_regs[234] if -ffixed- was passed.
- (ADJUST_COST): Change test for supersparc.
- * sparc.c (sparc_cpu_string,sparc_cpu): New globals.
- (sparc_override_options): Set ISA and CPU from sparc_cpu_string.
- Delete tests for v9 only switches if not v9.
- Error if -mcpu=v9 and v9 support not compiled in.
- * sparc/sol2.h (CPP_SPEC): Use %(cpp_cpu).
- (ASM_SPEC): Likewise.
- (ASM_{DEFAULT,CPU}_SPEC): Use Solaris syntax for sparc64.
- * sparc/sysv4.h (ASM_SPEC): Add %(asm_cpu).
- * sparc/t-sparcbare (MULTILIB_*): -mv8 renamed to -mcpu=v8.
- * sparc/t-sparclite (MULTILIB_*): Delete msoft-float and mno-flat,
- they're the defaults. Add -mcpu=f934 as synonym for -mfpu.
- * va-sparc.h (__arch64__): Renamed from __sparc_v9__.
-
- * sparc/lite.h: #include aoutos.h.
- (TARGET_DEFAULT): Use MASK_FOO values.
- * sparc/sp64-aout.h: #include aoutos.h.
- (TARGET_DEFAULT): Add MASK_APP_REGS.
- (JUMP_TABLES_IN_TEXT_SECTION,READONLY_DATA_SECTION): Delete.
- * sparc/sp64-elf.h (TARGET_DEFAULT): Add MASK_APP_REGS.
- (CPP_PREDEFINES): Define __arch64__.
- * sparc/sp64-sol2.h (TARGET_DEFAULT, SUBTARGET_SWITCHES): Delete.
- (ASM_SPEC): Delete.
-
- * sparc.h ({MASK,TARGET}_FRW): Delete.
- (FRAME_POINTER_REQUIRED,INITIAL_FRAME_POINTER_OFFSET,
- BASE_{INCOMING_ARG,OUTGOING_VALUE}_REG,INCOMING_REGNO,OUTGOING_REGNO,
- FUNCTION_{PROLOGUE,EPILOGUE},DELAY_SLOTS_FOR_EPILOGUE): TARGET_FRW
- renamed to TARGET_FLAT.
-
- * sparc.md (cpu attr): Add all cpu variants.
- (negtf2,negdf2,abstf2,absdf2): Use isa attr, not arch attr, in
- determining insn lengths.
-
- * sparc/aout.h: Renamed from sparc-aout.h.
- (CPP_PREDEFINES): Delete __GCC_NEW_VARARGS__.
- Add -Acpu(sparc) -Amachine(sparc).
-
-Mon Feb 19 17:49:08 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (movsf split): Use SUBREG, not operand_subword.
- (movdf split): operand_subword TARGET_32BIT and new split using
- SUBREG for TARGET_64BIT.
- * rs6000.c (easy_fp_constant): Rewrite to not use operand_subword.
- (input_operand): Remove final add_operand test made irrelevant by
- Dec. 8 change.
- (output_toc): Handle DImode values.
-
-Mon Feb 19 13:38:00 1996 Lee Iverson <leei@Canada.AI.SRI.COM>
-
- * i386/sol2.h (SWITCH_TAKES_ARG): Restore -R.
- * sparc/sol2.h (SWITCH_TAKES_ARG): Likewise.
-
-Mon Feb 19 08:19:00 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * hard-reg-set.h (HARD_REG macros): If more than
- HOST_BITS_PER_WIDE_INT hard registers and less than or equal to
- 4*HOST_BITS_PER_WIDE_INT hard registers, unroll loops by hand.
-
-Mon Feb 19 07:35:07 1996 Torbjorn Granlund <tege@tmg.se>
-
- * rs6000.md (not:SI with assign and compare): Fix typo.
- (not:DI with assign and compare): Likewise.
-
-Mon Feb 19 07:17:25 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * sparc.md (nonlocal_goto): No longer need USE of %o0.
- (goto_handler_and_restore): Show uses %o0.
-
- * combine.c (force_to_mode, case IOR): Fix typo in commuting
- IOR and LSHIFTRT.
-
- * alpha.c (call_operand): If in REG, only reg 27 valid.
-
-Mon Feb 19 06:57:34 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * emit-rtl.c (operand_subword): For 32-bit targets, return
- the appropriate subword of extended precision CONST_DOUBLEs.
-
- * arm.c (offsettable_memory_operand): New function.
- (alignable_memory_operand): New function.
- (gen_rotated_half_load): New function.
- (get_arm_condition_code): Extract the mode of the comparison and
- use it to generate the correct return value.
- * arm.h (EXTRA_CC_MODES, EXTRA_CC_NAMES): Add CC_Zmode.
- (SELECT_CC_MODE): return CC_Zmode if the operand is QImode. Allow LT
- and GE comparisons in CC_NOOVmode.
- (PREDICATE_CODES): add offsettable_memory_operand and
- alignable_memory_operand.
- * arm.md (*zeroextract[qs]i_compare0_scratch): Use const_int_operand
- for operands 1 and 2.
- (split patterns for aligned memory half-word operations): New patterns.
- (movhi): Handle memory accesses where the alignment is known in a more
- efficient manner.
- (*compareqi_eq0): Use CC_Zmode.
-
-Mon Feb 19 05:34:08 1996 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * toplev.c (lang_options): Add -W{no-,}sign-compare.
-
- * c-tree.h: Declare warn_sign_compare.
-
- * c-typeck.c (build_binary_op): Check warn_sign_compare rather
- than extra_warnings to decide whether to warn about comparison of
- signed and unsigned.
-
- * c-decl.c (c_decode_option): Handle warn_sign_compare. -Wall
- implies -Wsign-compare.
-
-Sun Feb 18 21:13:44 1996 Pat Rankin (rankin@eql.caltech.edu)
-
- * c-lex.c (yylex, case '0'..'9','.'): For cases '0' and '1',
- check for single digit constant before resorting to general
- number processing.
-
-Sun Feb 18 19:29:44 1996 J.T. Conklin <jtc@netbsd.org>
-
- * m68k.h (TARGET_68060): New macro.
- (TARGET_SWITCHES): Add -m68060.
- * m68k.md (const_umulsi3_highpart): Disable for TARGET_M68060.
- (ftruncdf2, ftruncsf2, muldf3, mulsidi3): Likewise.
- (smulsi3_highpart, umulsi3_highpart, umulsidi3): Likewise.
-
- * {m68k,ns32k,sparc}/netbsd.h (DBX_NO_XREFS): Removed.
-
-Sun Feb 18 13:29:56 1996 Charles M. Hannum (mycroft@netbsd.org)
-
- * c-common.c (check_format_info): Warn about `L' if -pedantic.
-
-Fri Feb 16 20:13:23 1996 Paul Eggert <eggert@twinsun.com>
-
- * c-typeck.c (convert_for_assignment):
- Bring back conversion to union without a cast,
- undoing the Jan 16 change, but with the following differences:
- - The union must have the transparent_union attribute.
- - The conversion must be for a function argument.
- - Warn consistently about such conversions if pedantic.
- - Do not warn about an assignment incompatibility for one union member
- if another union member is compatible with no warning.
-
-Fri Feb 16 12:06:21 1996 Stan Cox <coxs@spiff.gnu.ai.mit.edu>
-
- * i386.c (ix86_*_binary_operator*): Allow CONST_INT as operand1
- of MINUS.
- * i386/dgux.h (OPTIMIZATION_OPTIONS): Call optimization_options.
-
-Fri Feb 16 08:39:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure: Change stdout report when have multiple files in
- tm_file, host_xm_file, or build_xm_file.
- (a29k-*-bsd): Use both a29k.h and unix.h.
- (a29k-*-udi): Rename a29k-udi.h to udi.h;
- use a29k.h, dbxcoff.h, and it.
- (a29k-*-vxworks): Use a29k.h, dbxcoff.h, a29k/udi.h, and a29k/vx29k.h.
- (alpha-dec-osf[23456789]*): Use alpha.h, not osf2.h.
- (alpha-dec-osf1.2): Use alpha.h and alpha/osf12.h.
- (alpha-*-osf*): Add explicit assignment of tm_file.
- * a29k/udi.h: Renamed from a29k-udi.h.
- Don't include a29k.h or dbxcoff.h.
- * a29k/unix.h: Don't include a29k.h.
- * a29k/vx29k.h: Don't include a29k-udi.h.
- * alpha.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Use unsigned int.
- * alpha/osf2.h: Deleted.
- * alpha/osf12.h: Don't include alpha.h.
- (WCHAR_TYPE, WCHAR_TYPE_SIZE): Use short unsigned int.
- * alpha/win-nt.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Use short unsigned int.
-
-Thu Feb 15 18:26:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/ntstack.asm (__allocate_stack): Round up length to 16
- byte boundary.
-
- * rs6000.md (allocate_stack): On Windows NT, call set_sp to
- indicate to CSE stack pointer changes with call to __allocate_stack.
- (set_sp): New pattern.
-
-Thu Feb 15 16:49:15 1996 Jim Wilson <wilson@cygnus.com>
-
- * integrate.c (save_for_inline_copying): Allocate reg_map with size
- based on regno_pointer_flag_length instead of max_reg+1.
-
-Thu Feb 15 07:48:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fixincludes (rpc/types.h): Remove spurious "ls" command.
-
- * reload1.c (eliminate_regs, case USE): If using a register that
- is source of elimination, show can't be eliminated.
-
- * expr.c (expand_builtin, case BUILT_IN_SETJMP): Shows clobbers FP
- and all caller-save registers.
- Set current_function_has_nonlocal_goto.
-
-Wed Feb 14 13:51:55 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (fix_truncdfsi2): Use SUBREG not operand_subword.
- (movdi): Test HOST_BITS_PER_WIDE_INT at build time.
- * collect2.c (scan_libraries): Append '/' to import path if missing.
-
-Wed Feb 14 09:01:55 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (movdi): Use HOST_WIDE_INT, not long long.
-
-Tue Feb 13 19:36:21 1996 Per Bothner <bothner@cygnus.com>
-
- * expr.c (store_constructor): Fix flow control thinko (merge error).
- * expr.c (store_constructor): Pass correct value to recursive call.
-
-Wed Jan 31 11:34:45 1996 Mike Stump <mrs@cygnus.com>
-
- * expr.c (expand_expr, case TARGET_EXPR): We must always store
- into the allocated slot for TAREGT_EXPRs.
-
-Tue Feb 13 18:27:05 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * configure (powerpc-ibm-aix3): Look for 3.2.x, not 3.2x.
-
- * fixincludes (memory.h): Fix it also on sysV68.
-
-Tue Feb 13 17:59:03 1996 Lee Iverson <leei@Canada.AI.SRI.COM>
-
- * gcc.c (DEFAULT_SWITCH_TAKES_ARG): New macro, from SWITCH_TAKES_ARG.
- (SWITCH_TAKES_ARG): Use it.
- * i386/{osfrose,sol2}.h (SWITCH_TAKES_ARG): Likewise.
- * mips/{gnu,mips}.h (SWITCH_TAKES_ARG): Likewise.
- * sparc/sol2.h (SWITCH_TAKES_ARG): Likewise.
- * config/svr4.h (SWITCH_TAKES_ARG): Likewise.
-
-Tue Feb 13 17:43:46 1996 Jim Wilson <wilson@cygnus.com>
-
- * integrate.c (save_constants_in_decl_trees): New function.
- (save_for_inline_copying, save_for_inline_nocopy): Call it.
-
-Tue Feb 13 17:40:27 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (convert_move): Fix typo in extendqfh2 case.
-
- * reload1.c (reload): Make some non-group code no longer
- conditional on SMALL_REGISTER_CLASSES.
-
-Tue Feb 13 17:30:45 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * pdp11.c: #include flags.h
- (output_function_prologue, function_epilogue): Remove declarations
- of call_used_regs and frame_pointer_needed.
-
- * c-common.c (overflow_warning): Fix typo in warning message.
-
- * c-decl.c (finish_decl): TREE_ASM_WRITTEN says if duplicate_decls
- modified declaration to match an outside file scope declaration.
-
- * stmt.c (expand_end_case): Don't use ADDR_DIFF_VEC for PIC if
- ASM_OUTPUT_ADDR_DIFF_ELT is not defined.
- * a29k.h, romp.h (ASM_OUTPUT_ADDR_DIFF_ELT): Remove.
-
-Tue Feb 13 13:36:36 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/cygwin32.h (CPP_PREDEFINES): Do not define PPC, just
- define __PPC__. Also define _ARCH_PPC to be compatible with the
- other rs6000/powerpc ports.
- * rs6000/win-nt.h (CPP_PREDEFINES): Ditto.
-
- * rs6000/cygwin32.h (LIBGCC_SPEC): Don't define, always link in.
- (SDB_DEBUGGING_INFO): Undef.
- (DBX_DEBUGGING_INFO): Define.
- (PREFERRED_DEBUGGING_TYPE): Define as DBX_DEBUG.
-
- * rs6000/t-{cygwin32,winnt} (MULTILIB*): Remove multilib support.
-
- * rs6000/x-cygwin32 (LANGUAGES): Delete, don't override.
-
- * rs6000/ntstack.asm: New file to provide __allocate_stack, which
- guarantees all pages in a dynamically allocated stack frame are
- touched in order, so that the stack is properly grown.
-
- * rs6000/cgywin32.asm: Delete unused file.
-
- * rs6000/t-{cygwin32,winnt} (LIB2FUNCS_EXTRA): Add ntstack.S
- to libgcc2 build.
-
- * rs6000.md (allocate_stack): For NT, call __allocate_stack to
- bump the stack if the size is large or variable.
-
- * libgcc1-test.c (mainCRTStartup,__start): New startup functions
- to silence more linkers.
-
-Tue Feb 13 13:30:53 1996 Jim Wilson <wilson@cygnus.com>
-
- * expr.c (store_constructor_field): Only call change_address if
- bitpos is nonzero.
-
-Tue Feb 13 08:21:01 1996 Fila Kolodny <fila@ibi.com>
-
- * i370/mvs.h (CPP_SPEC): Add '-trigraphs' because IBM's h files
- contain them.
-
-Tue Feb 13 08:17:52 1996 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
-
- * c-typeck.c (quality_type prototype): Typo, rename as
- qualify_type.
- (build_binary_op): Fix precedence errors.
- * combine.c (force_to_mode, num_sign_bit_copies, simplify_comparison):
- Fix precedence errors.
- * emit-rtl.c (gen_lowpart): Could return without a value.
- * jump.c (jump_optimize): Fix potential infinite loop.
- * reg-stack.c (record_reg_life_pat): Fix precedence error.
- * reload1.c (emit_reload_insns): Fix precedence errors.
- * stmt.c (bc_pushcase): Fix precedence error.
-
-Mon Feb 12 23:14:02 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (rest_of_compilation): Also set RTX_INTEGRATED_P when
- we aren't going to emit the inline just yet.
-
-Mon Feb 12 21:31:02 1996 Jim Wilson <wilson@cygnus.com>
-
- * rtl.h (INLINE_REGNO_POINTER_FLAG, INLINE_REGNO_POINTER_ALIGN):
- Add one to array index.
-
-Mon Feb 12 20:55:39 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * configure (i[345]86-*-linux*): Set tmake_file t-linux.
- Add crtbeginS.o and crtendS.o to extra_parts.
- * i386/linux.h (CC1, LIB_SPEC): Deleted.
- * config/linux.h (STARTFILE_SPEC): Add crtbeginS.o if -shared.
- (CC1_SPEC): New.
- (LIB_SPEC): Remove %{mieee-fp:-lieee}; use -lc_p for -profile.
- * config/t-linux: New file.
-
-Mon Feb 12 20:42:11 1996 Randy Smith <randys@camaro.osf.org>
-
- * i386/x-osfrose (XCFLAGS{,_NODEBUG}): Remove $(SHLIB).
- (XCFLAGS): New variable.
- (libdir, mandir, bindir): Delete.
- * i386/t-osf: New file.
- * i860/paragon.h (STARTFILE_SPEC): Make gcc find crt0.o, not loader.
- (LIB_SPEC): Remove /usr/lib.
- * Makefile.in (TCFLAGS): New variable.
- (GCC_CFLAGS): Add $(TCFLAGS).
- (LIBGCC2_CFLAGS): Add -D for __GCC_FLOAT_NOT_NEEDED.
- (libgcc1-test): Remove -nostdlib.
- (float.h-cross): Don't give error #ifdef __GCC_FLOAT_NOT_NEEDED.
- * enquire.c: Define __GCC_FLOAT_NOT_NEEEDED.
- * configure (i[3456]86-*-osfrose): Add t-osf as tmake_file.
-
-Mon Feb 12 18:43:54 1996 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
-
- * 1750a.c (add_1_to_mem): Corrected.
-
-Mon Feb 12 18:23:35 1996 Doug Evans <dje@cygnus.com>
-
- * configure (sparclet-*-aout*): New configuration.
-
-Mon Feb 12 14:43:50 1996 Per Bothner <bothner@cygnus.com>
-
- Changes to distinguish typedef from original type in debug output.
- * tree.h (DECL_ORIGINAL_TYPE): New macro.
- * tree.c (copy_node): Zero out type.symtab union.
- * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE for typedef origin.
- * dbxout,c (dbxout_type): Don't canonicalize typedef type to base.
-
-Mon Feb 12 12:01:16 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm.h: (CPP_SPEC): Define __ARMEB__, __ARMEL__, and
- __ARMWEL__ depending on the endian flags passed to the compiler.
- (ARM_FLAG_LITTLE_WORDS): Define.
- (TARGET_SWITCHES): Add option -mwords-little-endian.
- (TARGET_LITTLE_WORDS): Define.
- (WORDS_BIG_ENDIAN): Select based on the endian switches.
- (LIBGCC2_WORDS_BIG_ENDIAN): Define based on run-time endian
- defines.
- * arm.c (output_move_double): Cope with both word-endian
- alternatives. Remove extraneous parameters from calls to
- output_mov_immediate.
- (arm_print_operand): New print code 'Q' for the least significant
- register of a DImode operand. Make code 'R' always print the
- most significant register, rather than the highest numbered.
- * arm.md (all DImode output patterns): Use print code
- 'Q' to access the least significant word. Make sure the
- patterns are fully aware of the word endianness.
-
- * arm/semi.h (CPP_SPEC): Define __ARMEB__, __ARMEL__, and
- __ARMWEL__ depending on the endian flags passed to the compiler.
- (LINK_SPEC): Pass -EB to the linker if compiling for big-endian
- mode.
- (ASM_SPEC): Likewise for the assembler.
- * arm/semiaof.h (CPP_SPEC): Define __ARMEB__, __ARMEL__, and
- __ARMWEL__ depending on the endian flags passed to the compiler.
-
-Mon Feb 12 10:15:29 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * configure: Permit tm_file and xm_file to be a list of header
- file names, rather than just a single file. For many targets,
- handle --with-stabs by adding dbx.h to tm_file, rather than using
- a different tm_file.
- * dbx.h: New file.
- * alpha/gdb-osf2.h, alpha/gdb-osf12.h, alpha/gdb.h: Deleted.
- * i386/sysv4gdb.h, mips/iris{5gdb,4gl,4gdb,3gdb}.h: Likewise.
- * mips/dec-gosf1.h, mips/news{4,5}-gdb.h, mips/svr4-t-gdb.h: Likewise.
- * mips/ultrix-gdb.h, mips/bsd-{4,5}-gdb.h: Likewise.
- * mips/svr{4-5,4-4,3-5,3-4}-gdb.h, mips/mips-5-gdb.h: Likewise.
- * mips/ecoff{,l}-gdb.h, mips/mips-4-gdb.h: Likewise.
-
-Mon Feb 12 07:22:20 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * integrate.c (save_for_inline_copying): Put virtual regs into
- new regno_reg_rtx copy.
-
-Sun Feb 11 18:53:12 1996 Torbjorn Granlund <tege@noisy.tmg.se>
-
- * i386.md: Delete spurious integer subtract patterns.
- Delete % from subtract operand constraints.
-
-Sun Feb 11 19:17:24 1996 Jeffrey A. Law <law@cygnus.com>
-
- * m68k.md (movqi): Call CC_STATUS_INIT when loading to/from
- an address register via a data register.
-
-Sun Feb 11 08:44:49 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-common.c (check_format_info): Handle missing type in format
- when terminated by a new `%'.
-
-Sat Feb 10 15:14:22 1996 J.T. Conklin <jtc@rtl.cygnus.com>
-
- * cross-make (STMP_FIXPROTO): Moved from here to build-make.
- * build-make (STMP_FIXPROTO): Moved here from cross-make.
-
-Sat Feb 10 08:39:05 1996 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
-
- * 1750a.md (movstrqi): Corrected.
- (zero_extendqihi2): Taken out, let GCC synthesize.
- (movhi-1): Added insn to move HImode small constant to memory.
- (movhf-1): Added insn to move HFmode zero to memory.
- (movtqf-1): Added insn to move TQFmode zero to memory.
- (numerous insns): Taken out B (Base Reg with Index) mode.
-
- * 1750a.c (movcnt_regno_adjust): Corrected.
- (mov_memory_operand, zero_operand): Added.
- (b_mode_operand): Corrected.
- (simple_memory_operand, add_1_to_mem): Added.
- (print_operand_address): Corrected case of 'Q' output modifier.
-
- * 1750a.h (REG_ALLOC_ORDER): Changed back to natural order.
- (CONST_DOUBLE_OK_FOR_LETTER_P): Added letter 'G'.
- (EXIT_IGNORE_STACK): Set to 0.
- (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Use corresponding REGNO_OK.
- (MOVE_MAX, MOVE_RATIO): Defined.
-
-Sat Feb 10 08:28:12 1996 Martin Anantharaman <martin@goofy.imech.uni-duisburg.de>
-
- * configure (m68k-*-psos*): New configuration.
- * psos.h: New file.
- * m68k/m68k-psos.h: New file.
-
-Sat Feb 10 08:07:52 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * sched.c (flush_pending_lists): Add new arg, ONLY_WRITE.
- (sched_analyze_{1,2,insn}): Add new arg to flush_pending_lists.
- (sched_analyze): Always flush pending write list for call, even const.
-
- * integrate.c (save_for_inline_copying): Put reg_map in function's
- maybepermanent obstack instead of using alloca; set regno_reg_rtx
- to it; delete recently-added copying of this later.
-
-Sat Feb 10 00:49:58 1996 Doug Evans <dje@cygnus.com>
-
- * sched.c (add_dependence): Add test for next != CODE_LABEL.
-
-Fri Feb 9 16:10:04 1996 Stan Cox (coxs@dg-rtp.dg.com)
-
- * i386.md (fp, integer): Added function units for pentium.
- (cmp*,mov*,add*,sub*,mul*,div*,extend*,trunc*,and*,ior*,xor*,neg*,
- abs*,sqrt*,sin*,cos*,not*,ash*,lsh*,rot*,sub): Tightened constraints,
- added attribute support, and made changes for new `binary' and
- `unary' functions.
-
- * i386.c (processor_costs): New variable.
- (optimization_options, ix86_expand_binary_operator,
- ix86_binary_operator_ok, ix86_expand_unary_operator,
- ix86_unary_operator_ok, is_mul, is_div, copy_all_rtx, rewrite_address,
- last_to_set_cc, doesnt_st_condition_code, sets_condition_code,
- str_immediate_operand, is_fp_insn, is_fp_dest, is_fp_store,
- agi_dependent, reg_mentioned_in_mem): New functions.
-
- * i386.h (OPTIMIZATION_OPTIONS, ALIGN_DFmode, IS_STACK_MODE,
- IX86_EXPAND_BINARY_OPERATOR): New macros.
- (RTX_COSTS, REGISTER_MOVE_COST, ADJUST_BLOCKAGE) Changed for pentium.
-
-Fri Feb 9 14:47:27 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.c (sp64_medium_pic_operand): New function.
- (move_pic_label): Delete.
- (legitimize_pic_address): Simplify using some named patterns.
- (finalize_pic): Add preliminary sparc64 support.
- (emit_move_sequence): Reorganize.
- * sparc.md (pic_lo_sum_si,pic_sethi_si,get_pc_sp32,get_pc_sp64,
- move_pic_label_si,move_label_di,sethi_di_sp64): Make named patterns.
- (sethi_di_sp64_const,sethi_di_medium_pic): New anonymous patterns.
- (move_pic_label_si,move_label_di): Optimize for near labels.
- (tablejump): Use for TARGET_MEDANY.
- (casesi): Delete.
-
-Fri Feb 9 13:48:45 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips.md (probe+2, probe+4): New conditional move patterns.
- (movsicc): Don't truncate comparison if it is DImode.
-
- * sh.h (CPP_SPEC): Add defines for -m1, -m2, and -m3.
-
-Fri Feb 9 09:11:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * toplev.c (rest_of_compilation): Set RTX_INTEGRATED_P in
- INLINE_HEADER iff function is inlineable.
- * calls.c (expand_call): Test RTX_INTEGRATED_P in DECL_SAVED_INSNS.
-
-Thu Feb 8 01:11:15 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.md (floatunssisf2 expander): Don't use "general_operand".
- (floatunssidf2 expander): Likewise.
-
-Wed Feb 7 16:59:31 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/{sysv4,win-nt,netware,cygwin32}.h ({ASM,LINK}_SPEC):
- Don't use %{V} for either linker or assembler.
-
-Tue Feb 6 17:22:29 1996 Per Bothner <bothner@cygnus.com>
-
- * dbxout.c (dbxout_range_type): Emit non-range INTEGER_TYPE
- as a sub-range of itself (so gdb can tell the difference).
-
-Tue Feb 6 17:01:44 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (addsi3 and adddi3 split): Use cleaner computation
- and portable HOST_WIDE_INT.
- (iordi3 split): Use HOST_WIDE_INT.
- (movdi): Add TARGET_64BIT support and generate 64 bit constants.
- (movdi matcher, TARGET_POWERPC64): Add immediate constraint handled
- by new define_split.
- (allocate_stack): Use TARGET_32BIT.
- (tablejump): Add TARGET_64BIT support using ...
- (tablejumpsi): Rename original tablejump pattern.
- (tablejumpdi): New pattern.
-
-Tue Feb 6 15:29:22 1996 Per Bothner <bothner@cygnus.com>
-
- * stor-layout.c (layout_type): Use same code to layout CHAR_TYPE
- as for INTEGER_TYPE (instead of hard-wiring in QImode).
-
-Tue Feb 6 15:13:38 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.md (various patterns): Avoid using "general operand" in
- define_insn patterns.
-
-Sun Feb 4 21:37:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/eabi{,sim}.h (LINK_START_SPEC): Bump the default start address
- for the simulator to 0x10000074 so that we don't waste a page in the
- linked file.
-
-Fri Feb 2 19:44:10 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/eabi-c{i,n}.asm (.sdata2, .sbss2): Put these in the
- read-only section, not read-write.
-
- * libgcc2.c (__unwind_function, rs6000/powerpc): Use _ARCH_PPC
- being defined to indicate to use PowerPC mnemonics.
-
- * config/rs6000/t-cygwin32 (MULTILIB*): Add software floating
- point support.
-
-Thu Feb 1 09:10:02 1996 Steve Chamberlain <sac@slash.cygnus.com>
-
- * {i386,rs6000}/cygwin32.{asm,h}: New templates.
- * {i386,rs6000}/{t,x}-cygwin32: Ditto.
- * {i386,rs6000}/xm-cygwin32.h: Ditto.
- * configure (powerpcle-*-cygwin32, i[3456]86-*-cygwin32): New.
-
-Fri Feb 2 17:42:40 1996 Paul Eggert <eggert@twinsun.com>
-
- * c-decl.c (finish_struct):
- Fix typo in transparent union warning that led to core dump.
-
- * c-parse.in (stmt): Warn about `goto *expr;' if pedantic.
- (label): Warn about `case expr ... expr:' if pedantic.
-
-Fri Feb 2 11:05:27 1996 Doug Evans <dje@cygnus.com>
-
- * h8300.h (TARGET_ALIGN_300): Renamed from TARGET_ALIGN_STRUCT_300.
- (TARGET_SWITCHES): Rename -malign-struct-300 to -malign-300.
- (BIGGEST_ALIGNMENT): Use TARGET_ALIGN_300.
-
-Fri Feb 2 08:25:49 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * flow.c (jmp_uses_reg_or_mem): Renamed from uses_reg_or_mem.
- Don't look into condition of an IF_THEN_ELSE; also make faster.
- (find_basic_blocks): Use new name.
-
-Fri Feb 2 06:49:56 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * reload.c (debug_reload): Fix typo for reload_noncombine.
-
-Thu Feb 1 21:49:02 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa-pro.h (TARGET_DEFAULT): Turn on TARGET_SOFT_FLOAT by
- default for all pro targets.
- * t-pro: Delete all multilib references.
-
-Thu Feb 1 17:50:02 1996 Doug Evans <dje@cygnus.com>
-
- * c-lex.c (check_newline): Return result of HANDLE_PRAGMA.
- * h8300.h (HANDLE_PRAGMA): Pass result back to caller.
- * i960/i960.h (HANDLE_PRAGMA): Likewise.
- * sh.h (HANDLE_PRAGMA): Likewise.
- * nextstep.h (HANDLE_PRAGMA): Likewise.
-
-Wed Jan 31 19:26:03 1996 Doug Evans <dje@cygnus.com>
-
- * m68k/m68k-none.h: Rewrite to use EXTRA_SPECS.
- * m68k/vxm68k.h (CPP_SPEC): Delete.
- (SUBTARGET_EXTRA_SPECS): Define.
-
-Wed Jan 31 15:10:59 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.c (output_epilog): Fix PPC64 typos and use TARGET_32BIT.
- (output_prolog): Same.
- (rs6000_trampoline_template, rs6000_trampoline_size): Use TARGET_32BIT.
- * rs6000.md (movdf TARGET_POWERPC64 matcher): Fix std typo.
- (movdi TARGET_POWERPC64 matcher): Same.
-
-Wed Jan 31 09:46:11 1996 Richard Earnshaw (rearnshaw@armltd.co.uk)
-
- * regs.h (regno_pointer_align, REGNO_POINTER_ALIGN): Delete from here.
- * rtl.h (regno_pointer_align, REGNO_POINTER_ALIGN): Put them here.
-
-Wed Jan 31 08:26:12 1996 Andreas Schwab (schwab@issan.informatik.uni-dortmund.de)
-
- * m68k/linux.h (STRICT_ALIGNMENT): Define to zero.
- (LEGITIMATE_PIC_OPERAND_P): Match definition from m68kv4.h.
-
- * m68k.h (TRAMPOLINE_{TEMPLATE,SIZE}): Avoid need for helper function.
- (INITIALIZE_TRAMPOLINE): Likewise.
- (TRAMPOLINE_ALIGNMENT): Renamed from TRAMPOLINE_ALIGN.
- * m68k/next.h (INITIALIZE_TRAMPOLINE): Adjusted accordingly.
-
- * m68kv4.h (STATIC_CHAIN_REGNUM): Redefine to use register a1.
- (TRAMPOLINE_TEMPLATE): Likewise.
-
- * m68k/linux.h, m68kv4.h (LIBCALL_VALUE): Return XFmode value in fp0.
- * m68k.c (init_68881_table): Use SFmode for the first six
- constants and DFmode for the seventh.
-
- * m68k.md (movqi): Use moveq if possible.
-
-Wed Jan 31 08:18:15 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (expand_builtin, case BUILT_IN_NEXT_ARG): Strip off
- INDIRECT_REF when checking second arg.
-
- * calls.c (struct arg_data, expand_call): Test STRICT_ALIGN with #if.
-
-Wed Jan 31 07:47:56 1996 Tim Wright (timw@sequent.com)
-
- * configure (i[345]-sequent-sysv*): Change to sysv3*; add i686.
- (i[3456]86-sequent-ptx4*, i[3456]86-sequent-sysv4*): New cases.
- * fixinc.ptx (sys/mc_param.h): Remove embedded asm.
- * fixinc.svr4 (__STDC__): Add one more case.
- * i386/ptx4-i.h, ptx4.h: New files.
-
-Wed Jan 31 07:15:23 1996 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Allow MOTOROLA syntax.
-
- * m68k.md ({adddi,subdi}_sexthishl32): 'a' and 'd' versions merged
- and fixed; do not generate 'add/sub a,m'.
-
- * gcc.c (warn_std_ptr): Initialize with 0 instead of NULL_PTR.
-
-Tue Jan 30 13:29:05 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * dbxout.c: Don't include <string.h>.
- Don't compare strchr result to NULL.
-
- * config/svr4.h (ASM_FINAL_SPEC): Use %|, not ${pipe:-}.
-
-Tue Jan 30 06:48:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (nonzero_bits, case REG): Ignore REG_POINTER_ALIGNMENT.
- Restore old code for SP, but use it for all pointers to
- defined locations in the frame.
-
-Mon Jan 29 11:25:28 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * dbxout.c (dbxout_type_methods): Don't use #ifndef inside call to
- strchr.
-
-Sun Jan 28 14:44:09 1996 Doug Evans <dje@cygnus.com>
-
- * config/dbxcoff.h (*): #undef first.
-
-Sat Jan 27 21:46:16 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.c (rs6000_sync_trampoline): Add cmpdi to 64bit case.
- (rs6000_initialize_trampoline): CSE of Pmode to pmode.
- * rs6000.md (movdf): Handle move between FPR and 64 bit GPR.
- (movdi matcher): Handle SPR move to itself and add "mr." combiner.
-
-Sat Jan 27 10:06:31 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Redefine, put small
- data items in .sbss if -msdata.
- (SWITCH_TAKES_ARG): Add 'B', 'b', and 'V'.
-
-Sat Jan 27 07:59:25 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.h (enum built_in_function): Add BUILT_IN_{SET,LONG}JMP.
- * expr.c: Include hard-reg-set.h.
- (arg_pointer_save_area): New declaration.
- (expand_builtin, case BUILT_IN_{SET,LONG}JMP): New cases.
- * Makefile.in (expr.o): Includes hard-reg-set.h.
- * c-decl.c (init_decl_processing): Add definitions for
- __builtin_setjmp and __builtin_longjmp.
- * cccp.c (initialize_builtins): Add def of __HAVE_BUILTIN_SETJMP__.
-
- * expr.c (expand_expr, case COMPONENT_REF): Pass EXPAND_INITIALIZER
- to recursive call.
-
-Fri Jan 26 17:24:07 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.h (sparc_arch_type): Delete.
- ({,TARGET_}MASK_DEPRECATED_V8_INSNS): Define.
- (ARCH64_SWITCHES): Renamed from V9_SWITCHES.
- * sparc.c (sparc_arch_type): Delete.
- (sparc_init_modes): Likewise.
- (output_move_quad): Don't use ldq/stq unless TARGET_HARD_QUAD.
- * sparc/sp64-sol2.h (TARGET_DEFAULT): Add MASK_DEPRECATED_V8_INSNS.
- (SUBTARGET_SWITCHES): Add -m{no-,}deprecated-v8-insns.
- * sparc.md (arch attribute): Rewrite.
- (isa): New attribute.
- (32 bit multiply/divide patterns): Use if TARGET_DEPRECATED_V8_INSNS.
- (32 bit divide patterns): V9 doesn't require delay after y reg write.
-
-Fri Jan 26 12:08:43 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (TARGET_32BIT): Define.
- (BITS_PER_WORD, UNITS_PER_WORD): Invert so 32bit expected case.
- (LONG_TYPE_SIZE, POINTER_BOUNDARY, PARM_BOUNDARY): Likewise.
- (RS6000_REG_SAVE, RS6000_SAVE_AREA, RS6000_VARARGS_SIZE): Likewise.
- (RETURN_ADDRESS_OFFSET, CASE_VECTOR_MODE, MOVE_MAX): Likewise.
- (Pmode, FUNCTION_MODE): Likewise.
- (LEGITIMATE_OFFSET_ADDRESS_P): Handle TARGET_64BIT.
- (GO_IF_LEGITIMATE_ADDRESS, LEGITIMIZE_ADDRESS): Likewise.
- (GO_IF_MODE_DEPENDENT_ADDRESS): Same.
-
-Fri Jan 26 10:37:52 1996 Stan Coxs <coxs@dg-rtp.dg.com>
-
- * m88k.md (umulsidi3): Added for the 88110
-
-Fri Jan 26 09:35:42 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (STRIP_NAME_ENCODING): Deal with names that have
- both @ and * prefix characters.
- (ASM_OUTPUT_LABELREF): Ditto.
-
-Thu Jan 25 10:03:34 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (LEGITIMIZE_ADDRESS): Rewrite to use HOST_WIDE_INT, not
- plain int.
- (optimize,flag_expensive_optimizations): Provide declaration for
- expander functions.
-
- * rs6000.md (movsi): Correct code in splitting an address into
- load from the TOC, and add low/high integer parts. If expensive
- optimizations, and reload hasn't started, use separate pseudo regs
- for each step.
-
- * rs6000.c (small_data_operand): Don't use the function
- eliminate_constant_term, unwind code directly.
- (input_operand): SYMBOL_REF/CONST of small data operand is valid.
- (print_{,address_}operand): Add @sda21(0) in appropriate cases for
- small data.
- %L, etc. so that if the item is in small memory, the appropriate
- relocation is used.
- (rs6000_select{,_rtx}_section): Don't put floating point constants
- or small strings in .sdata2 since we can't tell from the pointer
- whether it is in the small data area or not.
-
- * rs6000.h (EXTRA_CONSTRAINT): Add 'U' for small data references.
- (LEGITIMATE_SMALL_DATA_P): Test explicitly for SYMBOL_REF or CONST
- before calling small_data_operand.
-
- * rs6000.md (movsi): Handle the addresses of small data items.
-
- * rs6000/sysv4.h (g_switch_{value,set}): Add declarations.
- (SDATA_DEFAULT_SIZE): Default to 8.
- (SUBTARGET_OVERRIDE_OPTIONS): If -G was not set, set it to
- SDATA_DEFAULT_SIZE.
- (CC1_SPEC): Pass -G nn to the compilers.
- (SWITCH_TAKES_ARG): Add -G nn support.
- (LINK_SPEC): Pass -G nn to the linker.
-
-Thu Jan 25 09:16:34 1996 Doug Evans <dje@cygnus.com>
-
- * configure (sparc64-*-solaris2*): New target.
- * sparc.h (SPARC_{V9,ARCH64}): Default value is 0.
- (*): Replace SPARCV9 with SPARC_{V9,ARCH64}.
- (MASK_CPUS): Define.
- ({MASK,TARGET}_ENV32): Delete.
- ({MASK,TARGET}_ARCH64,TARGET_ARCH32): Define.
- (TARGET_SWITCHES): Reset cpu flags first for each variant.
- (CONDITIONAL_REGISTER_USAGE): If 32 bit v9 system, unfix g1-g4,
- fix g5, and make %f48-%f80 call used.
- * sparc/sp64-aout.h (SPARC_{V9,ARCH64}): Define.
- (TARGET_VERSION): Define.
- (TARGET_DEFAULT): Add MASK_ARCH64, delete MASK_ENV32.
- (JUMP_TABLES_IN_TEXT_SECTION): Define.
- (READONLY_DATA_SECTION): Make text_section.
- * sparc/sp64-elf.h (SPARC_{V9,ARCH64}): Define.
- (TARGET_DEFAULT): Add MASK_ARCH64.
- (ENDFILE_SPEC): No longer need to check for -nostartfiles.
- (ASM_IDENTIFY_GCC): Define as empty.
- * sparc/sp64-sol2.h: New file.
- * sparc.c (*): Replace TARGET_V9 with TARGET_ARCH64.
- (hard_32bit_mode_classes): Add v9 regs.
- (gen_v9_scc): Handle 32 bit v9 case. Call v9_regcmp_p.
- * sparc.md (*): Replace TARGET_V9 with TARGET_ARCH64 in places
- requiring 64 bit environment.
- (multf3_extend): Require TARGET_HARD_QUAD.
-
-Thu Jan 25 00:33:25 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * dbxcoff.h (DBX_USE_BINCL): Define.
- (DBX_CONTIN_LENGTH): Define if not defined.
-
-Wed Jan 24 18:00:12 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * alpha.c (alpha_write_verstamp): Only emit MS_STAMP and LS_STAMP,
- not the extra numbers.
-
-Wed Jan 24 15:18:15 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (init_cumulative_args): Rewrite to use DEFAULT_ABI
- runtime tests, instead of V.4 #ifdefs.
- (function_arg{,_advance,_partial_nregs,_pass_by_reference}): Ditto.
- (setup_incoming_varargs): Ditto.
- (init_cumulative_args): Set call_cookie field to CALL_NORMAL or
- CALL_NT_DLLIMPORT.
- (function_arg): Add support for DLL imports.
- (rs6000_valid_{decl,type}_attribute_p): New functions for NT
- attributes cdecl, stdcall, dllimport, and dllexport.
- (rs6000_comp_type_attributes): New attribute support.
- (rs6000_set_default_type_attributes): Ditto.
- (rs6000_dll_import_ref): Ditto.
-
- * rs6000.h (FP_ARG_{AIX,SYSV}_MAX_REG): Move here from sysv4.h.
- * sysv4.h (FP_ARG_{AIX,SYSV}_MAX_REG): Move to rs6000.h.
-
- * rs6000.h (rs6000_call_cookie): New enum to describe the integer
- that is the 2nd argument to call insns and 3rd argument to
- call_value insns. Add support for NT DLL imports.
- (rs6000_args): Add call_cookie field.
- (VALID_MACHINE_{DECL,TYPE}_ATTRIBUTE): Define to call C functions.
- ({COMP_TYPE,SET_DEFAULT_TYPE}_ATTRIBUTES): Ditto.
- (rs6000_valid_{decl,type}_attribute_p): Add declarations.
- (rs6000_comp_type_attributes): Ditto.
- (rs6000_set_default_type_attributes): Ditto.
- (rs6000_dll_import_ref): Ditto.
-
- * win-nt.h (ASM_DECLARE_FUNCTION_NAME): Add support for dllexport
- attribute.
-
- * rs6000.md (call insns): Add support for NT dllimport functions,
- and fix up NT indirect calls. Also correctly set the flag
- rs6000_save_toc_p on NT indirect calls.
-
- * aix41.h (LINK_SPEC): Use new extra specs to avoid separate
- versions for native and cross compilation.
- * rs6000.h (LINK_SPEC): Ditto.
- * sysv4.h (LINK_SPEC): Ditto.
-
- * rs6000.h (EXTRA_SPECS): Add link_syscalls, link_libg, link_path,
- link_specs, and also allow target to define more with the macro
- SUBTARGET_EXTRA_SPECS.
- (LINK_{LIBG,SYSCALLS}_SPEC): Define as fixed pathnames if native
- compilation, and currently nothing if cross compiling.
- (LINK_START_SPEC): If not defined, define as empty.
- * eabi{,sim}.h (LINK_START_SPEC): Add default -Ttext for
- simulator.
-
- * eabi{aix,le}.h (MULTILIB_DEFAULTS): Add -mno-sdata default.
- * sysv4{,le}.h (MULTILIB_DEFAULTS): Ditto.
-
- * rs6000.c (small_data_operand): New function to return true if
- the operand lives in small data under eabi.
- (rs6000_select{,_rtx}_section): New functions to determine whether
- to put global and static items in the V.4/eabi small data areas if
- -msdata.
-
- * rs6000.h (LEGITIMATE_SMALL_DATA_P): Call small_data_operand it
- if V.4.
- (GO_IF_LEGITIMATE_ADDRESS): If LEGITIMATE_SMALL_DATA_P, the item
- is a valid address.
- (ASM_OUTPUT_LABELREF): Use fputs, not fprintf.
- (small_data_operand): Declare function.
-
- * sysv4.h (TARGET_SWITCHES): New switch -msdata to use V.4 and
- eabi defined small data sections.
- (SUBTARGET_OVERRIDE_OPTIONS): Don't allow -msdata and
- -mrelocatable or -mcall-aix options.
- (EXTRA_SECTION{S,_FUNCTIONS}): Add .sdata, .sdata2, and .sbss
- sections.
- (SELECT{,_RTX}_SECTION): Call (rs6000_select{,_rtx}_section).
- (ASM_SPEC): The -msdata switch passes -memb to the assembler.
- (ENCODE_SECTION_INFO): Prepend a '@' to the name, if the item
- lives in a small data region.
- (STRIP_NAME_ENCODING): Strip '@' in addition to '*'.
- (ASM_OUTPUT_LABELREF): Strip a leading '@'.
-
- * t-{ppc,eabi}gas (MULTILIB*): Add support for libraries built
- with/without -msdata. Drop support for -mcall-aixdesc libraries.
-
-Wed Jan 24 15:18:15 1996 Kim Knuttila <krk@cygnus.com>
-
- * rs6000/win-nt.h (LIB_SPEC): Change options to GNU ld style.
- (From Jason Molenda)
-
-Wed Jan 24 14:32:48 1996 Jim Wilson <wilson@cygnus.com>
-
- * reload1.c (used_spill_regs): New variable.
- (reload): Set it.
- * reorg.c (find_dead_or_set_registers): New function.
- (mark_target_live_regs): Delete loop looking forward from target
- and instead call find_dead_or_set_registers.
- (fix_reg_dead_note): New function.
- (fill_slots_from_thread): Call it.
-
- * loop.c (scan_loop): Correct comment.
- (strength_reduce): Correct comments. Don't set maybe_multiple when
- pass branch to scan_start. Don't set not_every_iteration after
- passing a CODE_LABEL, or after passing a branch out of the loop.
- When outputting DEST_ADDR giv increments, put them next to the memory
- address on machines with auto-increment addresses.
- (record_biv): Set new field always_executed.
- (record_giv): Set new fields always_executed and auto_inc_opt.
- (maybe_eliminate_biv_1): Reject biv with auto_inc_opt optimization
- in some cases.
- * loop.h (struct induction): New fields always_executed and
- auto_inc_opt.
-
- * c-typeck.c (pointer_int_sum): Use TYPE_PRECISION (sizetype) not
- POINTER_SIZE to agree with expr.c.
-
-Tue Jan 23 15:17:30 1996 Doug Evans <dje@cygnus.com>
-
- * sparc/sol2.h (ASM_OUTPUT_ALIGNED_LOCAL): Delete, use svr4.h's.
-
-Tue Jan 23 03:28:01 1996 Paul Eggert <eggert@twinsun.com>
-
- * cexp.y: Use preprocessor arithmetic instead of C arithmetic
- to avoid warnings on some compilers.
- (HOST_WIDE_INT_MASK): Remove.
- (MAX_CHAR_TYPE_MASK, MAX_WCHAR_TYPE_MASK): New macros.
- (yylex): Use them.
-
-Mon Jan 22 18:39:21 1996 Per Bothner <bothner@cygnus.com>
-
- * cppexp.c (cpp_parse_expr): Set HAVE_VALUE flag for unary
- minus, even if skip_evaluation is true.
-
-Mon Jan 22 16:53:48 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (BIGGEST_ALIGNMENT): Increase to 64 always.
- (BIGGEST_FIELD_ALIGNMENT): Define.
- (GO_IF_LEGITIMATE_ADDRESS): Merge PRE_INC and PRE_DEC cases.
- (LEGITIMIZE_ADDRESS): Use Pmode not SImode.
- (CASE_VECTOR_MODE): Depend on TARGET_64BIT.
- (ASM_OUTPUT_COMMON): Delete.
- (ASM_OUTPUT_ALIGNED_COMMON): Define.
- * rs6000/sysv4.h (BIGGEST_FIELD_ALIGNMENT): Undefine.
- * rs6000.md (adddi3, subdi3, negsi2): New PowerPC64 patterns.
- (ashldi3, lshrdi3, ashrdi3, anddi3, iordi3, xordi3): Same.
- (moddi3, cmpdi, tablejump matchers): Same.
- (divdi3): Update PowerPC64 patterns.
- * rs6000.c (rs6000_initialize_trampoline, case ABI_AIX): Use Pmode
- not SImode.
-
-Sun Jan 21 23:33:24 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * dbxout.c: Include <string.h>
-
-Fri Jan 19 17:17:00 1996 Per Bothner <bothner@kalessin.cygnus.com>
-
- * tree.h (CONSTRUCTOR_TARGET_CLEARED_P): Removed.
- * expr.c (is_zeros_p, mostly_zeros_p): Handle SET_TYPE CONSTRUCTORs.
- (store_constructor_field): New helper function.
- (store_constructor): Take 'cleared' parameter.
- (expand_expr): Fix store_constructor_call to pass 'cleared' of 0.
-
- * expr.c (store_constructor, SET_TYPE): Fix off-by-one-error.
- Also, devide start byte by BITS_PER_UNIT before passing to memset.
- (store_constructor): `continue' in wrong place.
-
- * expr.c (store_constructor): If storing into a range of array
- elements, and the range is small, or the target it not memory,
- unroll the loop (and use store_field, which handles REGs).
- (store_constructor): Handle RANGE_EXPR in array index.
-
-Fri Jan 19 16:52:25 1996 Doug Evans <dje@charmed.cygnus.com>
-
- * svr4.h (SWITCH_TAKES_ARG): Add 'x'.
- * sparc/sol2.h (SWITCH_TAKES_ARG): Likewise.
-
-Fri Jan 19 15:18:38 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * dbxout.c (flag_minimal_debug): Initialize to 0 if both
- NO_DOLLAR_IN_LABEL and NO_DOT_IN_LABEL are defined.
- (dbxout_type_methods): If the mangled method name uses the special
- C++ marker character, pass show_arg_types as 1 when calling
- dbxout_type.
-
-Fri Jan 19 11:48:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/eabi-ci.asm (_SDA_BASE_): Move the default definition
- from the .got section to the .sdata section. Do not add 32768.
- (_SDA2_BASE_): Provide a default definition.
-
- * rs6000/eabi-cn.asm (.got.blrl): Don't define this section any
- more, linker now directly creates the blrl instruction at
- _GLOBAL_OFFSET_TABLE_-4.
-
-Fri Jan 19 05:12:31 1996 Richard Earnshaw <rearnsha@armltd.co.uk>
-
- * arm/lib1funcs.asm (__divsi3, __modsi3, __udivsi3, __umodsi3):
- Replace with smaller, faster versions.
-
-Thu Jan 18 17:41:46 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.c (ctype.h): Delete.
- (regno_reg_class, reg_class_from_letter): Add SH3e support.
- (prepare_scc_operands, broken_move, push, pop, push_regs): Likewise.
- (calc_live_regs, sh_expand_prologue, sh_expand_epilogue): Likewsie.
- (initial_elimination_offset, arith_reg_operand): Likewise.
- (sh_builtin_saveregs, fp_zero_operand, fp_one_operand): New functions.
- (sh_function_arg, sh_function_arg_partial_nregs): Delete.
- * sh.h (CPP_SPEC, CONDITIONAL_REGISTER_USAGE): Add SH3E support.
- (TARGET_SWITCHES, OVERRIDE_OPTIONS, FIRST_PSEUDO_REGISTER): Likewise.
- (FIXED_REGISTERS, CALL_USED_REGISTERS, HARD_REGNO_MODE_OK): Likweise.
- (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
- (REG_ALLOC_ORDER, CONST_DOUBLE_OK_FOR_LETTER_P, NPARM_REGS): Likewise.
- (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Likewise.
- (FUNCTION_ARG_REGNO_P, CUMULATIVE_ARGS, ROUND_REG): Likewise.
- (INIT_CUMULATIVE_ARGS, FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Likewise.
- (FUNCTION_ARG_PARTIAL_NREGS, LEGITIMATE_CONSTANT_P): Likewise.
- (MODE_DISP_OK_4, REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
- (DBX_REGISTER_NUMBER, enum processor_type): Likewise.
- (SH3E_BIT, TARGET_SH3E, FPUL_REG, FIRST_FP_REG, LAST_FP_REG): New.
- (FIRST_FP_PARM_REG, FIRST_FP_RET_REG, BASE_RETURN_VALUE_REG): New.
- (BASE_ARG_REG, enum sh_arg_class, struct sh_args): New.
- (GET_SH_ARG_CLASS, PASS_IN_REG_P, sh_builtin_saveregs): New.
- (EXPAND_BUILTIN_SAVEREGS, DOUBLE_TYPE_SIZE): New.
- (TARGET_SWITCHES): Delete broken -m3l option.
- * sh.md (cpu, movsi_i, movsf_i, blt, bge, sle, sge): Add SH3E support.
- (push_e, pop_e, movsi_ie, movsf_ie, addsf3, subsf3): New patterns.
- (mulsf3, macsf3, divsf3, floatsisf2, fix_truncsfsi2): New patterns.
- (cmpgtsf_t, cmpqesf_t, cmpsf, negsf2, sqrtsf2, abssf2): New patterns.
- (abssf2+9, abssf2+10): Add SH3e support to peepholes
- (abssf2+11, abssf2+12): New peepholes for SH3e.
- * t-sh (MULTILIB_OPTIONS): Add SH3E support.
- (MULTILIB_DIRNAMES): Define to empty.
-
-Thu Jan 18 11:29:11 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * cplus-dem.c (cplus_demangle_opname): Change type of opname
- parameter to const char *.
- (cplus_mangle_opname): Change return type and type of opname
- parameter to const char *. Don't cast return value.
- * demangle.h (cplus_demangle_opname): Update declaration.
- (cplus_mangle_opname): Likewise.
-
-Thu Jan 18 10:07:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * gcc.c (extra_specs): If EXTRA_SPECS is defined, define
- extra_specs array to hold the extra specs the machine description
- defines.
- (set_spec): If EXTRA_SPECS is defined, handle the extra
- specifications.
- (process_command, main, validate_all_switches): Likewise.
-
- * rs6000/{rs6000.h,powerpc.h,aix41.h} ({CPP,ASM}_SPEC): Use common
- specs with EXTRA_SPECS, only modifying things in the target that
- needs to be modified, rather than having tons of mostly duplicate
- definitions.
- * rs6000/{sysv4{,le}.h,}netware.h,lynx.h,} ({CPP,ASM}_SPEC): Ditto.
- * rs6000/eabi{le,aix}.h,aix3newas.h}} ({CPP,ASM}_SPEC): Ditto.
-
-Wed Jan 17 19:38:24 1996 Paul Eggert <eggert@twinsun.com>
-
- * cexp.y (HOST_WIDE_INT_MASK): Renamed from LONG_MASK;
- use HOST_WIDE_INT.
- (HOST_WIDE_INT, HOST_BITS_PER_WIDE_INT): Put back.
- (parse_c_expression, expression_value, parse_escape, left_shift,
- right_shift, struct constant, exp, parse_number, yylex):
- Replace `long' with `HOST_WIDE_INT'.
- * cccp.c (PTR_INT_TYPE): Remove obsolete define to `long'.
- (parse_escape, parse_c_expression, eval_if_expression, get_lintcmd,
- do_line, do_if, do_elif): Replace `long' with `HOST_WIDE_INT'.
- (trigraph_pcp): Don't assume a pointer difference fits in an int.
-
-Wed Jan 17 18:56:31 1996 Jim Wilson <wilson@cygnus.com>
-
- * expmed.c (extract_bit_field): For multi-word bitfield, clobber
- target before storing to it.
-
-Wed Jan 17 14:19:34 1996 J.T. Conklin <jtc@slave.cygnus.com>
-
- * sparc/{t-sol2,t-sunos40,t-sunos41}: Define away LIBGCC1_TEST
- so that cross compilers targeted at these systems will build.
-
-Wed Jan 17 09:51:58 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.h (v9 INIT_CUMULATIVE_ARGS): Fix typos.
-
- * gcc.c (process_command): New local lang_n_files, and use
- it in test of -c with -o. Move test of -save-temps.
- Test for trailing NUL in -c.
-
- * i386/t-go32: New file.
- * i386/xm-go32.h: New file.
- * configure (i[345]86-*-go32*): Define xm_file and tmake_file.
-
-Wed Jan 17 07:47:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * cccp.c (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Put back.
- (pcfinclude): Use HOST_WIDE_INT for casting pointer to integer.
-
-Wed Jan 17 05:25:06 1996 Jeffrey A. Law <law@cygnus.com>
-
- * va-pa.h (__gnuc_va_list): Use a "void *".
-
-Tue Jan 16 18:45:23 1996 Per Bothner <bothner@cygnus.com>
-
- * cppexp.c (cpp_lex): Do cpp_pop_buffer after CPP_POP so retried
- cpp_skip_hspace will actually work.
-
- * cppexp.c (SKIP_OPERAND): New macro.
- (cpp_parse_expr): Suppress evaluation and diagnostics in
- unevaluated subexpressions.
- Corresponds to Eggert's Fri Jun 9 17:58:29 1995 change.
-
-Tue Jan 16 11:59:07 1996 Mike Stump <mrs@cygnus.com>
-
- * expr.c (expand_expr, case COND_EXPR): Make sure cleanups live on
- the function_obstack as they are used by the exception handling code.
- (defer_cleanups_to): Ditto.
- (TRUTH_ANDIF_EXPR): Ditto.
- (TRUTH_ORIF_EXPR): Ditto.
-
-Tue Jan 16 13:57:13 1996 Jim Wilson <wilson@cygnus.com>
-
- * cccp.c (new_include_prefix): Ignore ENOTDIR error from stat.
-
-Tue Jan 16 12:18:56 1996 Doug Evans <dje@cygnus.com>
-
- * i386/t-sol2 (crt[1in].o): Add missing -c.
- * sparc/t-sol2 (crt[1in].o,gcrt1.o): Likewise.
- Source files are assembler.
-
- * gcc.c (do_spec_1, case 'W'): Rename local `index' to `cur_index' to
- avoid warning on solaris.
-
-Tue Jan 16 11:42:09 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * dbxcoff.h: New file for stabs in COFF support.
- * a29k/a29k-udi.h: Use dbxcoff.h.
- * h8300.h, i960/i960-coff.h, m68k/coff.h, m88k/m88k-coff.h: Likewise.
- * sh.h, sparc/litecoff.h: Likewise.
-
-Tue Jan 16 08:21:45 1996 Hans-Peter Nilsson <Hans-Peter.Nilsson@axis.se>
-
- * optabs.c (expand_fix): Don't copy TARGET to TO if same.
-
- * expr.c (emit_move_insn_1): Don't emit clobber when moving
- by parts and source equals destination.
-
-Tue Jan 16 08:08:29 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expmed.c (extract_bit_field): Don't abort if not MEM_IN_STRUCT_P.
-
- * local-alloc.c (memref_referenced_p, case REG): Fix last change.
-
- * fold-const.c (const_binop): Strip NOPS from both args.
-
- * regclass.c (regclass): Remove useless cast.
-
-Tue Jan 16 07:06:03 1996 Paul Eggert <eggert@twinsun.com>
-
- * cexp.y: General code cleanup in the style of 1995-04-01 change.
- Add prototypes for static functions.
- Add parentheses suggested by `gcc -Wparentheses'.
- Use `long' uniformly, instead of long, int, HOST_WIDE_INT mess.
- (struct constant): Use `signedp' flag (with sign bit) instead of
- `unsignedp' flag; it's a little more convenient.
-
- (HAVE_STDLIB_H, STDC_HEADERS, LONG_MASK, __attribute__, PROTO,
- VA_START, PRINTF_ALIST, PRINTF_DCL, PRINTF_PROTO, PRINTF_PROTO_1,
- vfprintf, SIGNED, UNSIGNED): New symbols.
- <stdlib.h>: Include if HAVE_STDLIB_H.
- <string.h>: New include.
- (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Remove.
- (yylex, yyerror, expression_value, parse_number,
- initialize_random_junk): Now static.
-
- (overflow_sum_sign): Renamed from possible_sum_sign, with an
- extra arg SIGNEDP.
- (parse_number): Inline strcmp when checking for "0x".
- (yylex): Keep track of mask needed when decoding wide characters.
- (parse_escape): New arg RESULT_MASK; use it instead of
- assuming char width.
- (yylex, parse_escape, parse_c_expression): Store all host
- integers as long, not int or HOST_WIDE_INT.
- (left_shift): No need to do signed left shifts separately.
-
- These changes are for the test program (if TEST_EXP_READER):
- (pedantic, traditional): Allocate storage.
- (main): Set pedantic, traditional, yydebug depending on args.
- (is_hor_space, warning, lookup): Change types and implementation
- to match rest of program.
- (pedwarn, check_assertion, xmalloc): New functions.
-
- * cccp.c (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Remove.
- (parse_escape, parse_c_expression, eval_if_expression):
- Change return type to `long'; all callers changed.
- (pcfinclude): Use `int', not HOST_WIDE_INT; any integral type will do.
-
- * cccp.c (skip_quoted_string): If pedantic and not pedantic_errors,
- skipped multiline strings elicit a warning, not an error.
- (rescan): Minor code reorg to keep it parallel with skip_quoted_string.
-
- * fold-const.c (left_shift_overflows): Remove; unused.
-
- * c-typeck.c (convert_for_assignment): Don't automatically convert
- from a union member to the union.
-
-Tue Jan 16 06:26:00 1996 Stefan Vogel (stefan@ssw.de)
-
- * config/svr4.h (ASM_OUTPUT_SECTION_NAME): Define section attributes
- only when a section is defined the first time.
-
-Tue Jan 16 06:03:27 1996 Thomas Graichen <graichen@omega.physik.fu-berlin.de>
-
- * i386/freebsd.h (ASM_WEAKEN_LABEL): Deleted; not supported.
-
-Mon Jan 15 20:59:49 1996 J. Kean Johnston <hug@netcom.com>
-
- * Makefile.in (LIBGCC2_CLFAGS): Add -DIN_LIBGCC2.
- (libgcc1.a): Add -DIN_LIBGCC1.
- (stamp-crtS): Remove -fpic, use CRTSTUFF_CFLAGS_S.
- * config/t-libc-ok: Add CRTSTUFF_CFLAGS_S.
-
- * configure (i[3456]86-*-sco3.2v5*): New case.
- * i386/sco5.h, i386/t-sco5, i386/x-sco5, i386/xm-sco5.h: New files.
- * ginclude/stdarg.h, ginclude/varags.h: Add test for SCO Open Server 5.
-
-Mon Jan 15 20:44:13 1996 J.T. Conklin <jtc@netbsd.org>
-
- * m68k/netbsd.h (ASM_SPEC): New macro.
-
-Mon Jan 15 17:01:16 1996 Doug Evans <dje@cygnus.com>
-
- * c-lex.c (check_newline): Pass character after `#pragma' to
- HANDLE_PRAGMA. Don't call get_directive_line if at end of line.
- * c-common.c (get_directive_line): Watch for EOF.
- * h8300.h (HANDLE_PRAGMA): New argument `c'.
- Must issue `return' now.
- * i960.h (HANDLE_PRAGMA): Likewise.
- * sh.h (HANDLE_PRAGMA): Likewise.
- * nextstep.h (HANDLE_PRAGMA): Likewise.
- * h8300.c (handle_pragma): New argument `ch'.
- Simplify pragma processing. Delete support for `#pragma section'.
- * i960.c (process_pragma): New argument `c'. Change result to
- terminating character.
- * nextstep.c (handle_pragma): Likewise.
- * sh.c (handle_pragma): Likewise. Also simplified.
-
- * sched.c (reemit_notes): Add prototype.
- (sched_analyze_2): Reorganize comments. Call prev_nonnote_insn.
- (sched_analyze): Add abort call.
- (schedule_block): Call prev_nonnote_insn.
- Move call of reemit_notes to after SCHED_GROUP_P scheduling.
- Set `head' to `last'.
-
-Mon Jan 15 16:12:25 1996 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
-
- * configure (*-*-gnu*): Use tmake_file=t-gnu.
- * config/t-gnu (CRTSTUFF_T_CFLAGS): New file.
- * configure (*-*-gnu*): Remove crtbeginS.o and crtendS.o frmo
- $extra_parts. Use xmake_file=x-linux.
-
-Mon Jan 15 15:30:49 1996 Gran Uddeborg <gvran@uddeborg.pp.se>
-
- * i386/svr3{,z}.ifile: Allocate address areas for the "stab"
- and "stabstr" sections.
-
-Mon Jan 15 14:39:14 1996 Paul Eggert <eggert@twinsun.com>
-
- * c-decl.c (finish_incomplete_decl): Warn if completing an
- array that wasn't declared extern. Simplify test for whether
- completion is needed.
-
- * cccp.c (do_xifdef): Warn about `#ifdef 0' if not traditional;
- formerly the warning was issued if not pedantic.
-
-Mon Jan 15 13:24:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md ({add,sub}di3): Make it work on little endian PowerPC
- systems.
-
- * rs6000/eabi-c{i,n}.asm (.sbss2 section): Don't make .sbss2 a
- .bss section just yet, because it confused the linker.
-
-Mon Jan 15 08:50:31 1996 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.md (pushdi): Allow "i" for operand 1.
- (extendqidi2): Improve 68000 code generation.
- (adddi_lshrdi_63): New pattern.
-
-Mon Jan 15 08:38:40 1996 H.J. Lu {hjl@gnu.ai.mit.edu)
-
- * configure (i[3456]86-*-linux*): Add extra_parts.
- * i386/linux.h (LIB_SPEC): Remove %{mieee-fp:-lieee}.
- Use -lc_p for -profile.
- (CC1_SPEC): New macro.
- * linux.h (STARTFILE_SPEC): Use crtbegin.o for both shared llibrary
- and normal executable; use gcrt1.o for -profile.
- (ENDFILE_SPEC): Use crtend.o for shared llibrary and normal executable.
- * x-linux (INSTALL_ASSERT_H): Unset it.
- * configure (i[3456]86-*-linux*oldld*): Set xmake_file to x-linux-aout.
- (i[3456]86-*-linux*aout*): Likewise.
- * x-linux-aout: New file, copied from config/x-linux.
-
-Mon Jan 15 07:41:05 1996 Dmitry K. Butskoy (buc@stu.spb.su)
-
- * varasm.c (in_data_section): New function.
-
-Mon Jan 15 07:37:13 1996 Andreas Schwab (schwab@issan.informatik.uni-dortmund.de)
-
- * c-typeck.c (build_c_cast): Don't warn about alignment when we
- have an opaque type.
-
-Mon Jan 15 07:22:59 1996 Michel Delval (mfd@ccv.fr)
-
- * reload.c (find_equiv_reg): Apply single_set, not PATTERN, to WHERE.
-
-Mon Jan 15 07:02:21 1996 John F. Carr <jfc@mit.edu>
-
- * reorg.c (mark_referenced_resources, case TRAP_IF): Set volatil.
-
-Mon Jan 15 06:20:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * gcc.c (process_commands): Remove inadvertant fallthrough.
-
- * function.c ({,round_}trampoline_address): TRAMPOLINE_ALIGNMENT is
- in bits, not bytes.
-
- * objc/archive.c (objc_{write,read}_type, case _C_STRUCT_B): Fix typo.
-
- * expr.c (expand_expr, case COMPONENT_REF): Don't make recursive
- call on object with EXPAND_SUM.
-
- * stmt.c (save_expr_regs): Delete declaration; unused.
-
-Sun Jan 14 21:44:26 1996 Michael Meissner <meissner@wogglebug.tiac.net>
-
- * rs6000/eabi-ci.asm (__EXCEPT_START__): Provide label for start
- of g++ exception pointers.
-
- * rs6000/eabi-cn.asm (__EXCEPT_END__): Provide label for end of
- g++ exception pointers.
-
- * rs6000/eabi.asm (__eabi): Relocate exception pointers unless
- they are NULL.
-
- * va-ppc.h (va_arg): Long longs are always passed in odd registers.
-
- * rs6000.c (function_arg_boundary): On V.4, long longs are always
- passed in odd registers.
-
- * rs6000.md ({add,sub}di3): Remove restriction for POWER only,
- since all of the instructions used are common to both
- architectures.
-
-Sun Jan 14 20:34:03 1996 Jeffrey A. Law <law@cygnus.com>
-
- * expr.c (expand_assignment): Fix alignment parm in emit_block_move.
-
-Sun Jan 14 19:00:25 1996 Jim Wilson <wilson@cygnus.com>
-
- * sched.c (schedule_block): Copy RTX_INTEGRATE_P bit when create
- a new note.
-
- * integrate.c (save_for_inline_copying, case NOTE): Copy
- RTX_INTEGRATED_P bit.
-
-Sun Jan 14 17:57:52 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * stupid.c (stupid_find_reg): Don't try to allocate reg if live
- over more than 5,000 insns.
-
-Sat Jan 13 23:09:07 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.h (STACK_BOUNDARY): Bring back down to 64bits.
-
- * pa.md (pre_ldwm): Fix bug exposed by recent changes.
- Simplify.
- (pre_stwm, post_ldwm, post_stwm): Likewise.
- (HImode and QImode variants): Likewise.
- * pa.c (hppa_expand_prologue): Corresponding changes.
- (hppa_expand_epilogue): Likewise.
-
- * pa.c (hppa_legitimize_address): Generate more indexing
- address modes.
-
-Fri Jan 12 19:03:21 1996 Doug Evans <dje@cygnus.com>
-
- * sparc/sol2.h (COMMON_ASM_OP): Delete, use sysv4.h's.
-
- * sched.c (schedule_block): Maintain a valid chain so
- emit_note_before works.
-
-Fri Jan 12 13:20:01 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/eabi{,-ci,-cn}.asm: Add support for V.4 .sbss/.sdata, and
- eabi .sbss2/.sdata2 sections, loading up r13 and r2 respectively
- if the sections were used, and we don't need to relocate the
- pointers.
-
-Thu Jan 11 19:41:07 1996 Per Bothner <bothner@cygnus.edu>
-
- * sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use AGGREGATE_TYPE_P so
- QUAL_UNION_TYPE and SET_TYPE are also passed by invisible reference.
- * sparc.h (INIT_CUMULATIVE_ARGS for SPARCV9): Return types of
- QUAL_UNION_TYPE and SET_TYPE also make invisible 1st argument.
-
-Thu Jan 11 18:33:50 1996 Doug Evans <dje@cygnus.com>
-
- * h8300.h (TARGET_ALIGN_STRUCT_300): New macro.
- (TARGET_SWITCHES): Add -malign-struct-300.
- (BIGGEST_FIELD_ALIGNMENT): Update.
-
-Thu Jan 11 12:07:44 1996 J.T. Conklin <jtc@cygnus.com>
-
- * h8300.h (CPP_PREDEFINES): Delete -D_DOUBLE_IS_32BITS.
-
-Thu Jan 11 11:09:33 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (mulsf3 !POWERPC): Use dmul attribute.
- (divsf3 !POWERPC): Use ddiv attribute.
-
-Thu Jan 11 11:09:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/eabi-ctors.c (__do_global_ctors): If global variable
- __atexit is non-NULL, call it with __do_global_dtors address to
- register the function to run destructors.
- (__do_global_{c,d}tors): Guard against NULL pointers.
-
- * rs6000/eabi.asm (__eabi): If the __eabi function was already
- called, do nothing.
-
-Thu Jan 11 11:29:09 1996 Doug Evans <dje@cygnus.com>
-
- * fixincludes: Wrap rpc/types.h in extern "C", for osf2.0.
-
-Wed Jan 10 13:16:03 1996 Doug Evans <dje@cygnus.com>
-
- * varasm.c (variable_section): New function.
- (assemble_variable): Call it.
-
-Wed Jan 10 11:27:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/eabi-c{i,n}.asm (__DTOR_{LIST,END}__): Fix typo.
- * rs6000/eabi{,sim}.h ({START,END}FILE_SPEC): Add %s to object
- files.
-
- * rs6000/t-{eabi,eabigas,ppc,ppcgas} (MULTILIB_MATCHES): Drop
- support for obsolete -mcpu=mpc403.
- Add -mcpu=821 and -mcpu=860 to soft-float defaults.
-
- * rs6000/t-eabi{,gas} (LIBGCC): Add stmp-crt.
- (INSTALL_LIBGCC): Add install-crt.
- (EXTRA_PARTS): Delete.
- (stmp-crt{,-sub}): New rules to build crti.o and crtn.o in a
- multilib fashion.
- (install-crt): Install the multilib crt values.
-
-Tue Jan 9 17:30:16 1996 Doug Evans <dje@cygnus.com>
-
- * c-tree.h (merge_attributes): Moved from here.
- * tree.h (merge_attributes): To here.
- * c-typeck.c (merge_attributes): Moved from here.
- * tree.c (merge_attributes): To here.
-
-Mon Jan 8 18:27:38 1996 Arne H. Juul <arnej@pvv.unit.no>
-
- * mips/netbsd.h (LINK_SPEC): Change nostdlib to nostartfiles.
- (LOCAL_LABEL_PREFIX): Delete.
- (ASM_OUTPUT_SECTION_NAME): Define.
-
-Sun Jan 7 17:11:11 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * collect2.c (scan_libraries): Correct Import File ID interpretation.
-
-Sun Jan 7 16:56:56 1996 Michael Meissner <meissner@wombat.gnu.ai.mit.edu>
-
- * {svr4,mips/elf{,64}}.h (MAX_OFILE_ALIGNMENT): Define as 32768*8.
-
-Sat Jan 6 15:52:36 1996 Doug Evans <dje@cygnus.com>
-
- * a29k/vx29k.h (CPP_SPEC): Define.
-
- * configure: Recognize any --with/--without option.
-
- * Makefile.in (MAKEINFOFLAGS): New variable.
- (cpp.info,gcc.info): Use it.
-
- * sparc/t-sol2 (crt1.o,crti.o,crtn.o,gcrt1.o): Use $(GCC_FOR_TARGET).
- * i386/t-sol2 (crt1.o,crti.o,crtn.o): Likewise.
-
-Fri Jan 5 10:44:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/aix{3newas,41}.h ({ASM,CPP}_SPEC): Update for new
- processors.
- * rs6000/eabi{aix,le}.h ({ASM,CPP}_SPEC): Ditto.
- * rs6000/{lynx,netware,powerpc,sysv4}.h ({ASM,CPP}_SPEC): Ditto.
-
- * rs6000.c (rs6000_override_options): Remove requirement that
- -mcpu=common be big endian.
- (rs6000_stack_info): If NAME__main is defined, mark this function
- as doing a call, even if there are no arguments.
-
- * rs6000.md (SI*SI->DI splitters): Add reload_completed
- condition.
- (mulsidi3): If big endian, do move directly, rather than moving by
- pieces.
-
- * rs6000/eabi{,sim}.h (STARTFILE_SPEC): Add crti.o before any
- other objects.
- (ENDFILE_SPEC): Add crtn.o after any objects.
- * rs6000/t-eabi{,gas}: Build crt{i,n}.o from eabi-crt{i,n}.asm.
- * rs6000/eabi-crt{i,n}.asm: New files to provide begin/end labels
- for all special sections used by eabi as opposed to relying on GLD
- to set all of these symbols.
- * rs6000/eabi.asm (__eabi): Change to use the new labels provided
- above. Don't assume that the .got2, .ctors, .dtors, and .fixup
- sections are contiguous.
-
-Fri Jan 5 10:40:37 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (mulh_call): Remove r4 clobber.
- (quoss_call): Remove cr0 and cr1 clobbers.
-
- * rs6000.md (function units): Add MPC505/821/860 support.
- (SF multiply add combiner patterns): Use dmul attribute when limited
- to DFmode POWER instructions.
- * rs6000.c (processor_target_table): Add MPC505/821/860 support.
- Remove MASK_POWER and add MASK_PPC_GFXOPT for PPC602. Always use
- new mnemonics for common mode.
- (rs6000_override_options): Don't set SOFT_FLOAT based upon
- PROCESSOR_DEFAULT.
- * rs6000.h (processor_type): Add PROCESSOR_MPCCORE.
- (RTX_COSTS): Add PROCESSOR_MPCCORE cases.
- (CPP_SPEC): Add new processor support.
-
-Fri Jan 5 00:32:49 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.h (MACHINE_STATE_RESTORE): Add missing .align.
-
-Wed Jan 3 18:29:32 1996 Doug Evans <dje@cygnus.com>
-
- * arm/lib1funcs.asm (__USER_LABEL_PREFIX__): Define if not already.
- (CONCAT1,CONCAT2,SYM): Define.
- (__udivsi3,__divsi3,__umodsi3,__modsi3,__div0): Use SYM to define
- global labels.
-
-Wed Jan 3 02:41:39 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Call text_section.
-
-Tue Jan 2 16:12:13 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.c (gen_shifty_op): Output a NOP for a shift by 0.
- (find_barrier): New variables si_limit, hi_limit. Set them depending
- on whether we are optimizing. Set found_hi if the destination is
- HImode.
- (machine_dependent_reorg): If not optimizing, then change scan to a
- note instead of calling delete_insn.
- * sh.h (OVERRIDE_OPTIONS): Don't set optimize or flag_delayed_branch.
-
- * dbxout.c (gstab.h): Include if cross compiling.
-
-Mon Jan 1 21:13:43 1996 Arkady Tunik <Arkady_Tunik@comverse.com>
-
- * configure (i[3456]-*-solaris2*): Support stabs.
- * i386/sol2dbg.h: New file.
-
-Mon Jan 1 09:08:01 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-typeck.c: Use DECL_C_BIT_FIELD, not DECL_BIT_FIELD in all tests.
-
- * global.c (reg_allocno): No longer static.
- * reload1.c (reg_allocno): Declare.
- (order_regs_for_reload): New arg, GLOBAL.
- Bias against regs allocated in local-alloc.
- (reload): Pass new parm to order_regs_for_reload.
-
- * local-alloc.c (reg_equiv_replacement): New variable.
- (memref_referenced_p, case REG): Check for reg_equiv_replacement.
- (update_equiv_regs): reg_equiv_replacement now file-scope.
-
- * c-decl.c (finish_struct): Warn if field with enumeral type is
- narrower than values of that type.
-
- * combine.c (rtx_equal_for_field_assignment_p): New function.
- (make_field_assignment): Use it.
- Expand compound operations on both sides of an IOR.
- Properly adjust constand in IOR when computing bit position.
-
-Sun Dec 31 18:47:22 1995 Doug Evans <dje@cygnus.com>
-
- * m68k-none.h (MULTILIB_DEFAULTS): Define.
-
-Sun Dec 31 15:47:20 1995 Jeffrey A. Law <law@cygnus.com>
-
- * hard-reg-set.h (losing_caller_save_reg_set): Declare.
- * regclass.c (losing_caller_save_reg_set): Define.
- (init_reg_sets_1): Initialize losing_caller_save_reg_set.
- * global.c (find_reg): Avoid caller-saving registers in
- losing_caller_save_reg_set.
- * local-alloc.c (find_free_reg): Avoid caller-saving registers
- in losing_caller_save_reg_set.
- (CLASS_LIKELY_SPILLED_P): Delete definition. Moved into regs.h.
- * regs.h (CLASS_LIKELY_SPILLED_P): Define if not already defined.
-
- * reorg.c (fill_simple_delay_slots): Try to fill from the
- target of an unconditional branch if necessary.
-
- * pa.h (REG_ALLOC_ORDER): Allocate PA1.1 caller-saved FP regs
- before PA1.0 caller-saved FP regs.
-
- * sched.c (adjust_priority): Use ADJUST_PRIORITY if its defined.
-
- * pa.h (ADJUST_PRIORITY): Define to keep lifetimes of registers
- that will be allocated to %r1 shorter.
-
-Sun Dec 31 14:20:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * rtl.h (assign_temp): Add extra arg.
- * function.c (assign_temp): Add extra arg, DONT_PROMOTE.
- Don't return (const_int 0) for VOIDmode.
- * stmt.c (expand_asm_operands): Call assign_temp with extra arg.
- * expr.c (save_nocopied_parts, expand_expr): Likewise.
- (expand_expr, case SAVE_EXPR): Set TEMP to (const_int 0)
- if MODE is VOIDmode.
- (expand_expr): Don't use assign_temp for pseudos when might
- want to be TMODE.
-
- * stmt.c (tail_recursion_args): Compare TYPE_MAIN_VARIANTs.
-
- * calls.c (expand_call): Don't warn about not being able to
- inline if -O0.
- * expr.c (clear_pending_stack_adjust): Don't do optimization if -O0.
- * function.c (instantiate_decls): Check DECL_SAVED_INSNS to see
- if obstack change is needed.
- * toplev.c (rest_of_compilation): Leave DECL_INLINE set even if
- won't inline.
-
- * tree.h: Add documentation on uses of common area flags.
- (DECL_ERROR_ISSUED): New macro.
- (DECL_NO_STATIC_CHAIN): New macro; currently unused.
- * c-aux-info.c (gen_decl): DECL_REGISTER isn't defined
- for FUNCTION_DECL.
- * toplev.c (compile_file): Likewise.
- * stmt.c (fixup_gotos): Use DECL_ERROR_ISSUED instead
- of DECL_REGISTER.
- * varasm.c ({bc_,}make_decl_rtl): Don't look at DECL_REGISTER
- for functions.
-
-Sat Dec 30 07:57:11 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * sdbout.c (plain_type_1, case ARRAY_TYPE): Subtract lower bound
- when writing dimension.
-
-Fri Dec 29 18:23:58 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (eval_if_expression): End expression with '\n', not '\0'
- so '\0' can be diagnosed properly.
- * cexp.y (yylex, parse_c_expression, main): Likewise.
-
-Thu Dec 28 18:24:54 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * tree.h (TYPE_ARRAY_MAX_SIZE): New macro (used by Chill).
- * function.c (assign_temp): New function. Can handle Chill-style
- variable-sized array with static maximum size.
- * rtl.h (assign_temp): New declaration.
- * stmt.c (expand_asm_operands): Use new assign_temp function.
- * expr.c (save_noncopied_parts, expand_expr): Likewise.
-
-Thu Dec 28 15:28:47 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * function.c (assign_parms): Fix thinko for struct value arg.
-
-Fri Dec 29 12:41:47 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (movdf): Reinstate 12/24 change accidently dropped in
- undoing 12/27 changes.
-
-Thu Dec 28 22:24:53 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h: (reg_class): Undo 12/27 changes, except for formatting.
- (REG_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
- (REG_CLASS_FROM_LETTER): Likewie.
- (PREDICATE_CODES): Delete predicate functions.
- (gpc_reg{0,3,4,34}_operand): Delete declaration.
- (cc_reg{0,1}_operand): Likewise.
- * rs6000.c (gpc_reg{0,3,4}_operand): Delete.
- (cc_reg{0,1}_operand): Likewise.
-
- * rs6000.md (common mode functions): Undo 12/27 changes,and add
- appropriate clobbers for common mode calls. Keep define_splits for
- powerpc SI*SI->DI.
-
-Thu Dec 28 11:08:11 1995 Mike Stump <mrs@cygnus.com>
-
- * sparc.h (RETURN_ADDR_OFFSET): Rename from NORMAL_RETURN_ADDR_OFFSET;
- returns offset for the current function specifically.
-
-Thu Dec 28 07:07:14 1995 Paul Eggert <eggert@twinsun.com>
-
- * c-lex.c (yylex): Improve error message for bogus numbers.
- Consolidate duplicated code.
-
- * cexp.y (parse_number): Improve error message for bogus numbers.
- (yylex): Consider `0xe-1' to be a (bogus) number if not traditional.
-
- * cccp.c (do_include): In VMS, worry only about EACCES when open fails.
- (new_include_prefix): Don't try to stat dir prefixes in VMS.
-
-Wed Dec 27 14:02:54 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * fix-header.c: Add EXIT_FAILURE and EXIT_SUCCESS to stdlib.h if
- missing. Re-write how errno is added to be done similarly.
- (XOPEN_SYMBOL, XOPEN_EXTENDED_SYMBOL): New macros, to mark XPG4
- functions.
- (std_include_table): Add a number of functions (mostly XPG4).
-
-Tue Dec 26 23:18:34 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * sys-types.h: Add dummy definition for ssize_t.
- * sys-protos.h (bcmp, bcopy, gethostname, lockf, read, readlink,
- write): Fix prototypes to match Posix and XPG4.
- (socket, strcasecmp, strncasecmp): New prototypes (from XPG4).
-
-Wed Dec 27 15:30:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * libgcc2.c (_bb_init_prg): Cast arg to bzero to (char *).
-
- * regs.h (reg_rtx_no, regno_pointer_{flag_length,align): New decls.
- (REGNO_POINTER_ALIGN): New macro.
- * emit-rtl.c (regno_pointer_align): New variable.
- (gen_reg_rtx): Extend regno_pointer_align table.
- Allocate tables in saveable obstack.
- (mark_reg_pointer): New arg, ALIGN.
- (gen_inline_header): New args for reg info.
- (set_new_first_and_last_insn): Set cur_insn_uid.
- ({save,restore}_emit_status): Save and restore regno_pointer_align.
- (restore_reg_data{,_1}): Deleted.
- (init_emit): Allocate register tables in saveable obstack.
- Set REGNO_POINTER_ALIGN for regs pointing into frame.
- * function.c (assign_parms): Set REGNO_POINTER_ALIGN for
- parms that are pointers.
- * function.h (struct function): New field regno_pointer_align.
- * expr.c (expand_expr, case VAR_DECL): Set REGNO_POINTER_ALIGN
- when copying address into memory.
- (expand_expr, case COMPONENT_REF, case ADDR_EXPR): Set alignment
- of register when result or result's address.
- (expand_expr, case CONVERT_EXPR): Don't handle -fforce-mem here.
- * combine.c (set_nonzero_bits_and_sign_copies): Handle reg even
- if only set once and in one basic block.
- (nonzero_bits, case REG): Use REGNO_POINTER_ALIGN instead of
- explicit alignment of registers pointing into frame.
- * stmt.c (expand_decl): Set alignment of register for pointer
- variable.
- * optabs.c (emit_unop_insn): Don't do -fforce-mem for SIGN_EXTEND.
- * cse.c (find_best_addr): Make sure folded address better before using.
- * rtl.h (INLINE_REGNO_{RTX,POINTER_FLAG,POINTER_ALIGN}): New macros.
- (gen_inline_header): Add three new parms.
- * rtl.def (INLINE_HEADER): Add three new fields.
- * integrate.c: Include regs.h.
- (initialize_for_inline): Pass additional args to gen_inline_header.
- (save_for_inline_copying): Make new regno_reg_rtx, regno_pointer_flag,
- and regno_pointer_align arrays.
- (expand_inline_function): Set alignment of reg for parm if passed
- by hidden pointer.
- Set regno_pointer_{flag,align} into remap table.
- (copy_rtx_and_substitute): Set alignment of pointers into
- stack frame.
- Copy pointer flag and alignment to regs that are copies of
- pointer registers from the original regs.
- (output_inline_function): Don't call restore_reg_data.
- Restore reg_rtx_no, regno_{reg_rtx,pointer_flag,pointer_align}.
- * integrate.h (struct inline_remap): New fields regno_pointer_flag
- and regno_pointer_align.
- * unroll.c (unroll_loop): Set regno_pointer_{flag,align} in
- remap table.
- * explow.c (memory_address, allocate_dynamic_stack_space):
- Pass additional arg to mark_reg_pointer.
- * Makefile.in (integrate.o): Includes regs.h.
-
- * alpha.c ({non,}aligned_memory_operand): Test REGNO_POINTER_ALIGN.
- (reg_or_unaligned_mem_operand): New function.
- (get_unaligned_address): Add new arg, EXTRA_OFFSET.
- * alpha.h ({CONSTANT,DATA}_ALIGNMENT): Align to at least BITS_PER_WORD.
- (PREDICATE_CODES): Add reg_or_unaligned_mem_operand.
- * alpha.md (extend{qihi,qisi,hisi}2): Allow unaligned memory
- as arg 1 and pass to extend_{q,h}idi2.
- (unaligned_extend{q,h}idi): New patterns.
- (extend{q,h}idi2): If unaligned memory, call above new patterns.
- (ext{q,l,w}h recognizer): Update to proper RTL.
- (ext define_split): Comment out for now; wrong and maybe useless.
- (unaligned_{load,store}hi): Do similarly to QImode.
- (movhi, reload_{in,out}hi): Call unaligned case differently.
-
-Wed Dec 27 11:38:20 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (mulsidi3{,_common}): Undo previous change using
- register classes instead of fixed registers for SI*SI->DI common
- mode multiplies.
-
- * rs6000.c (gpc_reg34_operand): Delete unused function.
- * rs6000.h (gpc_reg34_operand): Likewise.
-
- * rs6000.c (gpc_reg{3,4}_operand): Reorganize code and don't allow
- SUBREG's.
-
- * rs6000.c (rs6000_override_options): Do not allow -mcpu=common on
- little endian PowerPC's.
- (gpc_reg{0,3,4,34}_operand): New functions to match a specific
- register.
- (cc_reg{0,1}_operand): Likewise.
-
- * rs6000.h (reg_class): Add register classes for register 3 by
- itself, register 4 by itself, registers 3&4, and CR1.
- (REG_NAMES): Add support for new register classes.
- (REG_CLASS_CONTENTS, REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
- (PREDICATE_CODES): Add new predicate functions.
- (gpc_reg{0,3,4,34}_operand): Add declaration.
- (cc_reg{0,1}_operand): Likewise.
-
- * rs6000.md (common mode multiplication/division): Move/rename common
- mode calls so they are closer to define_expands that call them.
- Set attribute type to be jmpreg, rather than integer, so optimizer
- knows branch processing unit is used; make SI*SI->DI multiplier use
- register classes instead of hardwired registers.
- Add appropriate clobbers of CR0/CR1 as mandated by PowerOpen spec.
- (PowerPC SI*SI->DI multipliers): Add appropriate define_splits.
-
- * rs6000/t-{,x}newas (MULTILIB*): Don't build power2 or 601
- specific libraries.
-
-Tue Dec 26 21:52:18 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (fold_convert): When converting a NaN to
- another type, change the type of the node before returning it.
-
-Mon Dec 25 17:12:10 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-typeck.c (mark_addressable): Fix error in last change.
-
-Sun Dec 24 22:19:49 1995 Jeffrey A. Law <law@cygnus.com>
-
- * pa.c (output_function_epilogue): Use assemble_integer rather
- than calling ASM_OUTPUT_INT directly.
- * pa.h (ASM_OUTPUT_INT): Use labels for everything in the
- exception table section.
-
- * pa.c (print_operand): Don't call fprintf to output a register
- name. Use fputs instead.
-
- * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Strip any name encoding
- on the section name.
-
-Sun Dec 24 17:46:03 1995 Markus Theissinger <Markus.Theissinger@gmd.de>
-
- * toplev.c (main): Add -ax option.
- * gcc.c (struct compilers): Likewise.
- * final.c (end_final): Extended header increased to 11 words.
- (profile_after_prologue): FUNCTION_BLOCK_PROFILER uses
- count_basic_blocks instead of profile_label_no.
-
- * libgcc2.c (struct bb): Add flags field.
- (HAVE_POPEN): Test new define.
- (struct __bb, struct bb_{edge,func}): New structs.
- (__bb_init_{prg,file},__bb_{init,exit}_trace_func,__bb_trace_ret,
- (__bb_trace_func{,_ret},gopen,gclose): New functions.
-
- * sparc.h, i386.h, m68k.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER):
- Extension for -ax option (profile_block_flag == 2).
- (MACHINE_STATE_SAVE,MACHINE_STATE_RESTORE): New macros.
- (FUNCTION_BLOCK_PROFILER_EXIT): New macro.
- * sparc.c (output_function_epilogue), i386.c (function_epilogue):
- Use FUNCTION_BLOCK_PROFILER_EXIT.
- * m68k.c (output_function_epilogue): Likewise.
- * xm-sparc.h: Define HAVE_POPEN.
-
-Sun Dec 24 06:50:30 1995 Barrett Richardson (barrett@iglou.com)
-
- * floatlib.c (__divdf3): Rewrite to do software divide of two
- doubles instead of using __divsf3.
-
-Sun Dec 24 06:38:15 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * rs6000.md (movdf): Don't copy a word at a time; nearly always loses.
-
- * c-tree.h (DECL_C_BIT_FIELD): New macro.
- * c-decl.c (finish_struct): Set it when set DECL_BIT_FIELD.
- * c-typeck.c (mark_addressable, case COMPONENT_REF):
- Give error if taking address of a bit field.
-
- * gcc.c (unused_prefix_warning): Include machine_suffix if
- require_machine_suffix.
- (warn_B, warn_std, warn_std_ptr): New variables.
- (process_commands): Use them and NULL_PTR as WARN arg to add_prefix.
-
- * gcc.c (process_command): Give error for -c with -o and
- multiple compilations.
- (handle_braces): Rename variable "pipe" to "pipe_p".
-
- * expr.h (clrstr_optab): New declaration.
- (clear_storage): New parm, ALIGN.
- * tree.h (CONSTRUCTOR_TARGET_CLEARED_P): New macro.
- * genopinit.c (optabs): Add "clrstr%a%".
- * optabs.c (init_optabs): Initialize clrstr_optab.
- * expr.c (struct clear_by_pieces): New structure.
- (clear_by_pieces{,_1}, {is,mostly}_zeros_p): New functions.
- (clrstr_optab): New optab.
- (clear_storage): Rework to try to use clear_by_pieces, then
- new clrstr insn, then library call.
- (store_constructor): Track if target is already cleared.
- Clear target first if CONSTRUCTOR is mostly zeros.
- Don't write zeros if target has been cleared.
- Add new arg to clear_storage call.
- (expand_expr, case CONSTRUCTOR): Don't put static constructor
- in memory if mostly zero.
- * i386.md (clrstrsi): New pattern and associate anonymous pattern.
-
-Sat Dec 23 12:21:53 1995 Jeffrey A. Law <law@cygnus.com>
-
- * pa.c (output_move_double): Correctly identify and handle
- overlapping moves.
- * pa.md (movdi patterns): Eliminate earlyclobbers in mem<->gr cases.
- (movdf patterns): Likewise.
-
-Fri Dec 22 17:29:42 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (store_constructor): Don't call change_address on REG.
- (expand_expr, case CONSTRUCTOR): Likewise.
-
- * mips.c (expand_block_move): Preserve MEM flags in call to
- movstrsi_internal.
-
- * pa.c (emit_move_sequence): Don't try to set REGNO_POINTER_FLAG
- for a SUBREG.
-
- * reload.c (find_valid_class): New function.
- (push_reload): Use it in cases where a SUBREG and its contents
- both need to be reloaded.
-
- * toplev.c (rest_of_compilation): Never defer functions that
- contain nested functions.
-
-Fri Dec 22 15:55:00 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (function units): Add 403 support which deleted
- by accident on Nov 21st. Mark all compares from 602, 603, 604,
- 620, 403, like was done for rios{1,2} and 601 as needing the bpu,
- so that compares are hoisted far enough branches for zero cycle
- branch support.
-
-Fri Dec 22 15:13:47 1995 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.h (TARGET_UNROLL_STRLEN): New macro.
- * i386.c (output_strlen_unroll): New function.
- * i386.md (strlensi): New pattern.
-
-Thu Dec 21 18:53:31 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
-
- * /gnu.h (GNU_CPP_PREDEFINES): Add missing space after -Amachine(CPU).
-
-Thu Dec 21 12:23:42 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * configure ({powerpc,rs6000}*): Change --enable-cpu to --with-cpu.
- * rs6000.c (rs6000_select): Likewise.
-
- * rs6000/aix41.h (LINK_SPEC): Do not pass -bexport to the linker
- if -g and -shared.
-
-Wed Dec 20 11:23:39 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * configure ({powerpc,rs6000}-ibm-aix*): Merge these two into the
- same case statement. Aix 4 now generates -mcpu=common by default.
- ({powerpc,rs6000}*): Add support for --enable-cpu=<value> to
- select the default cpu to compile for.
-
- * rs6000/aix41.h (TARGET_DEFAULT): Make -mcpu=common default behavior.
- (PROCESSOR_DEFAULT): Likewise.
- (MULTILIB_DEFAULTS): Set mcpu=common.
-
- * rs6000.h (TARGET_CPU_DEFAULT): Define to be NULL if not defined.
- (PROCESSOR_COMMON): Set this to PROCESSOR_601.
- (PROCESSOR_POWERPC): Set this to PROCESSOR_604.
- (TARGET_OPTIONS): Add -mtune= switch.
- (rs6000_select): New structure to hold -mcpu=, -mtune= switches
- and the result of configuring --enable-cpu=.
- (OVERRIDE_OPTIONS): Pass TARGET_CPU_DEFAULT to
- rs6000_override_options.
-
- * rs6000.c (rs6000_cpu_string): Delete global variable.
- (rs6000_select): Define new global variable.
- (rs6000_override_options): Take default_cpu argument, and provide
- support for it and -mtune= in addition to -mcpu=.
-
- * rs6000/{aix{3newas,41},lynx,netware,powerpc}.h (ASM_SPEC): Add
- support for -mcpu=power2.
- * rs6000/{rs6000,sysv4}.h (ASM_SPEC): Likewise.
-
- * rs6000/{aix41,eabiaix,eabile,lynx,powerpc}.h (CPP_SPEC): Make
- sure all -mcpu=xxx targets are supports.
- * rs6000/{rs6000,sysv4,sysv4le}.h (CPP_SPEC): Likewise.
-
- * rs6000/t-x{newas,rs6000}: New files to be used when making a
- cross compiler, to prevent libgcc1-test from being made.
-
- * rs6000/t-{x,}newas (MULTILIB_*): Build multlilib libraries for
- power, power2, 601, powerpc, and common mode processors.
-
- * rs6000/aix41ppc.h: Delete, no longer used.
-
-Tue Dec 19 18:31:21 1995 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (mips_reg_names, mips_sw_reg_names, mips_regno_to_class):
- Add entry for new RAP reg.
- * mips.h (FIRST_PSEUDO_REGISTER): Increment.
- (FIXED_REGISTERS, CALL_USED_REGISTERS, REGISTER_NAMES,
- DEBUG_REGISTER_NAMES): Add entry for new RAP reg.
- (RAP_REG_NUM, RETURN_ADDRESS_POINTER_REGNUM): New macros.
- (RETURN_ADDR_RTX): Define.
- (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
- Add RETURN_ADDRESS_POINTER_REGNUM support.
- * emit-rtl.c (return_address_pointer_rtx): New global variable.
- (gen_rtx, init_emit_once): Add support for it.
-
-Tue Dec 19 15:08:31 1995 Jason Merrill <jason@yorick.cygnus.com>
-
- * collect2.c: Remove auto_export functionality.
-
-Tue Dec 19 10:57:23 1995 Kim Knuttila <krk@cygnus.com>
-
- * ppc-asm.h: Do not compile the register macros under winnt.
-
-Mon Dec 18 19:31:23 1995 Adam Fedor <fedor@wilma.Colorado.EDU>
-
- * objc/encoding.c (objc_alignof_type): Handle _C_PTR case.
-
-Mon Dec 18 18:40:34 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * combine.c (simplify_rtx, case SUBREG): For SUBREG of a constant,
- use <= instead of < when comparing mode sizes.
- (force_to_mode, case NOT): Use full mask inside the NOT operation.
-
- * expr.c (emit_block_move): When call emit_libary_call for bcopy,
- pass arguments using correct types and modes.
- (emit_push_insn, expand_assignment): Likewise.
- (clear_storage, store_expr): Likewise for memset and bzero.
- (store_constructor): Likewise for memset.
- * optabs.c (emit_cmp_insn): Likewise for memcmp and bcmp.
- * convex.c (expand_movstr_call): Likewise for memcpy.
- * m88k.c (expand_block_move): Likewise for memcpy and bcopy.
- * mips.c (block_move_call): Likewise for memcpy and bcopy.
- * mips.h (INITIALIZE_TRAMPOLINE): Likewise for cacheflush.
-
- * c-common.c (WCHAR_TYPE_SIZE): Add a default definition.
-
- * sdbout.c (sdbout_symbol, case FUNCTION_DECL): Use DECL_INITIAL
- instead of DECL_EXTERNAL to identify declarations.
-
- * svr4.h (ASM_IDENTIFY_GCC): Don't output stab here.
- (ASM_IDENTIFY_GCC_AFTER_SOURCE): Output stab here instead of above.
-
- * stmt.c (expand_asm_operands): Handle numeric constraints in
- with the default case.
-
-Mon Dec 18 16:49:43 1995 John F. Carr <jfc@mit.edu>
-
- * expr.h (expand_mult_highpart_adjust): Declare.
-
-Mon Dec 18 16:39:41 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (store_constructor): Fix error in last change: just
- copy MEM, but be sure to share address.
- (expand_expr, case CONSTRUCTOR): Likewise.
-
-Mon Dec 18 16:22:46 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (ASM_GENERATE_INTERNAL_LABEL): Put leading '*' in label
- string so as to not confuse dbxout.c.
-
-Mon Dec 18 09:44:56 1995 Mike Stump <mrs@cygnus.com>
-
- * libgcc2.c (__empty): An empty function used by the C++ frontend for
- defaulting cleanup actions.
-
- * tree.c (save_tree_status, restore_tree_status): Save and restore
- temporary_firstobj.
-
-Mon Dec 18 07:49:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * function.c (fixup_var_refs_1): Fix error in last change (when
- mode of VAR is not the same as PROMOTED_MODE).
-
-Sun Dec 17 12:14:37 1995 Jeffrey A. Law <law@cygnus.com>
-
- * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Don't surround section names
- with '$'; that confuses collect2.
- (ASM_OUTPUT_SECTION_NAME): Likewise.
-
- * sched.c (canon_rtx): Recursively look for equivalences;
- look for expressions equivalent to MEMs.
- (true_dependence): Canonicalize inputs before operating
- on their values.
- (anti_dependence, output_dependence): Likewise.
-
- * jump.c (follow_jumps): Don't follow an unconditional jump
- that is not a simple_jump.
-
- * pa.c (override_options): Make 7100 scheduling the default.
-
- * pa.md: Add 2nd reload peephole somehow omitted from Nov27 changes.
-
- * regclass.c (regclass): Use SECONDARY_RELOAD_CLASS if it's
- defined to avoid useless work.
-
- * combine.c (find_split_point): Try to split SET_DEST
- just like we do for SET_SRC.
-
-Sun Dec 17 11:37:25 1995 Torbjorn Granlund <tege@noisy.tmg.se>
-
- * expmed.c (expand_mult_highpart): When doing widening multiply,
- put constant in a register.
- (expand_mult_highpart): When mode is word_mode use gen_highpart
- instead of right shift by size.
-
- * expr.c (expand_expr, case MULT_EXPR): Generalize code for widening
- multiply to handle signed widening multiply when only unsigned optab
- is defined, and vice versa.
-
-Sun Dec 17 07:35:50 1995 Pat Rankin <rankin@eql.caltech.edu>
-
- * vax/vms.h (WCHAR_TYPE_SIZE): Define.
-
-Sun Dec 17 07:08:34 1995 Ronald F. Guilmette <rfg@monkeys.com>.
-
- * fp-test.c: New file.
-
-Sun Dec 17 07:06:03 1995 Peter Flass <flass@lbdc.senate.state.ny.us>
-
- * i370.md (cmpqi): Fix generation of literal operand of CLM instruction
- to avoid double literals (=X'=F'...).
-
-Sun Dec 17 06:57:02 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c: Try harder not to open or stat the same include file twice.
- Simplify include file names so that they are more likely to match.
- E.g. simplify "./a//b" to "a/b". Represent directories with simplified
- prefixes, e.g. replace "./a//b" with "a/b/", and "." with "".
- (absolute_filename): New function.
- (do_include): Use it.
- (read_name_map): Likewise; this makes things more consistent for DOS.
- (main, do_include, open_include_file): -M output now contains
- operands of -imacros and -include.
- (skip_to_end_of_comment): When copying a // comment, don't try to
- change it to a /* comment.
- (rescan, skip_if_group, skip_to_end_of_comment, macarg1): Tune.
- (rescan, skip_if_group, skip_to_end_of_comment, macarg1):
- If warn_comments is nonzero, warn if backslash-newline appears
- in a // comment. Simplify method for finding /* /* */ comment.
- (skip_if_group): Optionally warn if /* /* */ appears between # and
- a directive inside a skipped if group.
- (macarg): Optionally warn if /* /* */ appears in a macro argument.
- (strncat, VMS_strncat, vms_ino_t, ino_t): Remove.
- (INCLUDE_LEN_FUDGE): Add 2 if VMS, for trailing ".h".
- (INO_T_EQ, INO_T_HASH): New macros.
- (struct file_buf): New member `inc'.
- (expand_to_temp_buffer): Initialize it.
- (struct file_name_list): New member `inc'.
- (struct file_name_list): New member `st'.
- c_system_include_path is now 1 if not 0.
- fname is now an array, not a pointer.
- (struct include_file): New members `next_ino', `deps_output', `st'.
- Remove members `inode' and `dev'; they are now in `st'.
- (INCLUDE_HASHSIZE): Rename from INCLUDE_HASH_SIZE.
- (include_hashtab): Rename from include_hash_table.
- (include_ino_hashtab): New variable.
- (main): Store file status in struct stat, not in long and int pieces.
- Use base_name to strip prefixes from file names.
- When printing directory prefixes, omit trailing / and print "" as ".".
- Fatal error if the input file is a directory.
- (main, path_include): Regularize operands of -include, -imacros,
- -isystem, -iwithprefix, and -iwithprefixbefore.
- Regularize default include directories.
- (do_include):
- Allocate dsp with alloca, since fname is now dynamically allocated.
- Use -3 to represent a never-opened file descriptor.
- Make copy of file name, and simplify the copy.
- Use base_name to identify the end of fname's directory.
- Do not prepend dir for "..." if it matches the search list's first dir.
- open_include_file now subsumes redundant_include_p and lookup_import.
- Use bypass_slot to remember when to skip directories when including
- a file that has already been seen.
- Instead of using 0 to represent the working directory, and ""
- to represent a directory to be ignored, use "" for the former,
- and assume the latter has been removed before we get here.
- Assume the directory prefixes have already been simplified.
- Report as errors all open failures other than ENOENT.
- Fatal error if fstat fails.
- Use new deps_output member to avoid printing dependencies twice.
- (bypass_hashtab): New variable.
- (do_include, open_control_file, record_control_macro): New convention:
- control_macro is "" if the file was imported or had #pragma once.
- (pragma_once_marker): Remove.
- (redundant_include_p, include_hash, lookup_include, lookup_import,
- add_import, file_size_and_mode): Remove; subsumed by open_include_file.
- (skip_redundant_dir_prefix): Remove; subsumed by simplify_filename.
- (is_system_include, read_name_map, remap_include_file):
- Assume arg is a directory prefix.
- (base_name, simplify_filename, remap_include_file,
- lookup_ino_include, new_include_prefix): New functions.
- (open_include_file): New arguments `importing' and `pinc'.
- Move filename mapping into new remap_include_file function.
- First try to find file by name in include_hashtab;
- if that doesn't work, open and fstat it and try to find it
- by inode and dev in include_ino_hashtab.
- (finclude): Get file status from inc->st instead of invoking fstat.
- Store inc into fp->inc so that record_control_macro doesn't
- need to do a table lookup.
- (finclude, record_control_macro): Accept struct include_file *
- instead of char * to identify include file. All callers changed.
- (check_precompiled): Get file status from new argument `st'.
- (do_pragma): Output at most one warning about #pragma implementation.
- Always return 0 instead of returning garbage sometimes.
- (do_pragma, hack_vms_include_specification):
- Use base_name for consistency, and remove redundant code.
-
- From Per Bothner:
- Unify the 3 separate mechanisms for avoiding processing
- of redundant include files: #import, #pragma once, and
- redundant_include_p to use a single more efficient data structure.
- (struct file_name_list): Remove no-longer needed field control_macro.
- (dont_repeat_files, all_include_files): Remove, no longer used.
- (struct import_file): Renmed to struct include_file, moved earlier
- in file, renamed field name to fname, and added control_macro field.
- (pragma_once_marker): New constant.
- (import_hash_table): Renamed to include_hash_table.
- (import_hash): Renamed to include_hash.
- (IMPORT_HASH_SIZE): Renamed to INCLUDE_HASH_SIZE.
- (main, path_include): Don't clear removed control_macro field.
- (lookup_include): New function - look up fname in include_hash_table.
- (redundant_include_p): Re-write to use lookup_include.
- (lookup_import, record_control_macro): Likewise.
- (add_import): Defer fstat to caller. Combine two xmallocs into one.
- (do_once): Use pragma_once_marker in include_hash_table.
- (do_pragma): Re-implement to scan include_hash_table.
- (do_include): Use new lookup_include and add_import.
-
-Sun Dec 17 06:45:43 1995 John F. Carr <jfc@mit.edu>
-
- * configure (savesrcdir): Do not create paths with trailing "/.".
-
- * combine.c (try_combine): When checking for two sets of the same
- register in a split insn, also test for setting a ZERO_EXTRACT,
- STRICT_LOW_PART, or SUBREG.
-
-Sun Dec 17 06:37:00 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * reload.c (push_secondary_reload): Don't strip paradoxical SUBREG
- if reload_class is CLASS_CANNOT_CHANGE_SIZE.
-
-Sat Dec 16 18:24:20 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (expand_assignment): Fix alignment parm in emit_block_move.
-
-Sat Dec 16 18:16:08 1995 John Hassey (hassey@rtp.dg.com)
-
- * local-alloc.c (optimize_reg_copy_2): Don't attempt
- optimization if destination register dies.
-
-Sat Dec 16 08:31:16 1995 Paul Eggert <eggert@twinsun.com>
-
- * fold-const.c (fold): Don't record overflow when negating
- unsigned constants.
-
-Sat Dec 16 07:45:11 1995 Gran Uddeborg (uddeborg@carmen.se)
-
- * configure (i[3456]-*-isc, gas, stabs): Remove crt* from extra_files
-
-Sat Dec 16 07:03:33 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * stor-layout.c (layout_record): When PCC_BITFIELD_TYPE_MATTERS,
- compute bitpos using field_size % type_align instead of field_size.
-
- * fixincludes (stdio.h): Fix return type of fread and fwrite
- on sysV68.
-
-Sat Dec 16 06:57:14 1995 Thomas Lundqvist (d0thomas@dtek.chalmers.se)
-
- * function.c (fixup_var_refs_1): Fix two incorrect calls to single_set.
-
-Fri Dec 15 22:30:27 1995 Torbjorn Granlund <tege@noisy.tmg.se>
-
- * i386.h (REGISTER_MOVE_COST): Simplify.
-
-Fri Dec 15 22:30:27 1995 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.h (TARGET_CPU_DEFAULT*, PROCESSOR_*,
- TARGET_{LEAVE,386_ALIGNMENT,PUSH_MEMORY,ZERO_EXTEND_WITH_AND,
- DOUBLE_WITH_ADD,BIT_TEST}): New macros.
- * i386.c (ix86_cpu*, ix86_isa*): New global variables.
- (override_options): Add -mcpu and -misa support
- * i386.md: Use TARGET* macros.
- * i386/dgux.{c,h}: New files.
- * m88k/t-dgux: (GCC_FOR_TARGET, T_CFLAGS): New macros.
- * m88k/t-dguxbcs: New file.
- * m88k/x-{dgux,dguxbcs}: (GCC_FOR_TARGET, X_CFLAGS): Removed.
-
-Fri Dec 15 18:41:50 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * fixincludes (sys/wait.h): Add forward declaration of struct rusage
- on AIX 3.2.5.
-
-Fri Dec 15 18:39:36 1995 Marco S Hyman (marc@dumbcat.sf.ca.us)
-
- * xm-bsd386.h (DONT_DECLARE_SYS_SIGLIST): Defined.
-
-Fri Dec 15 18:36:42 1995 Gran Uddeborg (uddeborg@carmen.se)
-
- * i386/svr3dbx.h (DO_GLOBAL_DTORS_BODY): Delete; obsolete.
-
-Fri Dec 15 18:21:34 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i386/i386iscgas.h, i386/t-iscscodbx: Deleted; long dead.
-
-Fri Dec 15 10:01:27 1995 Stan Cox <coxs@dg-rtp.dg.com>
-
- * configure (target_cpu_default) Set for 486/586/686
- (m88k-dg-dgux) Use t-dguxbcs instead of x-dguxbcs
- (i*86*) Change [345] to [3456]
- (i[3456]86-dg-dgux) Added
- * Makefile.in (out_object_file) Add MAYBE_TARGET_DEFAULT
-
-Fri Dec 15 08:05:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * function.c (init_temp_slots): New function.
- (init_function_start): Code moved to new function and called here.
- * toplev.c (rest_of_compilation): Call init_temp_slots.
-
- * expmed.c (store_bit_field): Don't use insv for BLKmode value.
- (store_split_bit_field): Set total_bits to BITS_PER_FOR for
- BLKmode value.
-
-Fri Dec 15 06:35:36 1995 David Edelsohn <edelsohn@mhpcc.edu>
-
- * xcoffout.h (DBX_STATIC_BLOCK_END): Use macro arguments.
- (xcoff_begin_function_line, xcoff_current_function_file): Remove
- unused extern declarations.
- (DBX_OUTPUT_MAIN_SOURCE_FILENAME): Use macro argument.
- * xcoffout.c (xcoff_begin_function_line): Make static.
- (xcoff_inlining): Likewise.
- (xcoff_current_function_file): Likewise.
- (xcoff_output_standard_types): Remove TARGET_64BIT dependencies from
- int and unsigned int.
-
-Mon Oct 16 12:25:52 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * fix-header.c: Support different kinds of functions (ANSI and
- Posix1). Enable ANSI proptotypes if __STRICT_ANSI__.
- (namelist_end): Removed.
- (std_include_table): Divide up functions into kinds.
- (add_symbols): New function.
- (read_scanfile, write_rbrac, main): Use new data structures.
-
-Thu Dec 14 19:17:12 1995 Torbjorn Granlund <tege@noisy.tmg.se>
-
- * rs6000.md (umulsidi3): New pattern.
-
-Thu Dec 14 18:08:59 1995 Torbjorn Granlund <tege@noisy.tmg.se>
-
- * expmed.c (expand_divmod, case TRUNC_DIV_EXPR): Only reject
- larger-than-HOST_BITS_PER_WIDE_INT modes for general constants,
- not for powers-of-2.
-
- * i960.md (andsi3): Match op2 with logic_operand, change constraints
- accordingly. Output andnot for negative op2.
- (iorsi3, xorsi3): Analogous changes.
- * i960.c (logic_operand): New function.
- (i960_print_operand): Handle code `C'.
- * i960.h (PREDICATE_CODES): Add logic_operand.
- (CONST_OK_FOR_LETTER_P): Handle `M'.
- * i960.md: Move all plain logical patterns together.
- * i960.h (SHIFT_COUNT_TRUNCATED): Define as 0 as appropriate.
-
- * clipper.md (untyped_call): New pattern.
-
- * m68k.md (ashrsi_31): New pattern.
-
-Thu Dec 14 17:22:14 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm.c (output_move_double): Extract DFmode constants using
- REAL_VALUE_TO_TARGET_DOUBLE.
-
-Thu Dec 14 15:05:13 1995 Doug Evans <dje@cygnus.com>
-
- * Makefile.in (distclean): Delete float.h.
- * configure: Set CROSS_FLOAT_H from float_format.
- * config/float-i64.h: New file.
- * config/float-i32.h: New file.
- * config/float-vax.h: New file.
- * arm/cross-float.h: Delete.
- * arm/t-semi (CROSS_FLOAT_H): Delete.
-
-Wed Dec 13 19:16:57 1995 Mike Stump <mrs@cygnus.com>
-
- * expr.c (expand_expr, case ADDR_EXPR): Ensure op0 isn't QUEUED.
-
-Wed Dec 13 19:12:21 1995 Paul Eggert <eggert@twinsun.com>
-
- * gcc.c (my_strerror): Return "cannot access" if errno is 0.
- (perror_with_name, pfatal_with_name, perror_exec): Don't assume that
- the returned value from my_strerror contains no '%'s.
- (sys_nerr): Declare only if HAVE_STRERROR is not defined.
-
-Wed Dec 13 19:05:47 1995 Alan Modra (alan@spri.levels.unisa.edu.au)
-
- * Makefile.in (c-parse.y, objc-parse.y): Add warning that file is
- automatically generated.
-
-Wed Dec 13 15:40:30 1995 Mike Stump <mrs@cygnus.com>
-
- * function.c (identify_blocks): Start with chain of BLOCKs to match
- rest of backend (dbxout.c), instead of just one BLOCK.
- (reorder_blocks, all_blocks): Likewise.
-
- * stmt.c (find_loop_tree_blocks): Pass the toplevel list of
- blocks, not just the first subblock.
-
-Wed Dec 13 16:11:18 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expmed.c (expand_divmod): Don't use TARGET if it's the wrong mode.
-
-Wed Dec 13 15:02:39 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * dbxout.c (struct typeinfo): Define.
- (typevec): Change to be struct typeinfo *. Change other uses as
- appropriate.
- (struct dbx_file): Define if DBX_USE_BINCL.
- (current_file): New static variable if DBX_USE_BINCL.
- (next_file_number): Likewise.
- (dbxout_init): If DBX_USE_BINCL, initialize new variables.
- (dbxout_start_new_source_file): New function.
- (dbxout_resume_previous_source_file): New function.
- (dbxout_type_index): New function.
- (dbxout_range_type): Use dbxout_type_index.
- (dbxout_type): Likewise. If DBX_USE_BINCL, initialize new typevec
- fields.
- * c-lex.c (check_newline): If DBX_DEBUGGING_INFO and write_symbols
- == DBX_DEBUG, call dbxout_start_new_source_file and
- dbxout_resume_previous_source_file when appropriate.
- * sparc/sunos4.h (DBX_USE_BINCL): Define.
- * svr4.h (DBX_USE_BINCL): Define.
-
-Wed Dec 13 06:52:40 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/win-nt.h (ASM_OUTPUT_EXTERNAL): Do not emit .extern for
- builtin functions.
-
-Tue Dec 12 15:37:48 1995 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.c: Replace many uses of fprintf with putc and fputs.
- (output_function_profiler): Use more efficient mnemonics, target
- dependent mnemonics, asm_fprintf, and reg_names array.
-
- * rs6000.h: Replace many uses of fprintf with putc and fputs.
-
- * rs6000.h (INT_TYPE_SIZE): Remove TARGET_64BIT dependency.
- (MAX_INT_TYPE_SIZE): Delete.
-
-Tue Dec 12 13:58:57 1995 Doug Evans <dje@cygnus.com>
-
- * t-h8300 (MULTILIB_{OPTIONS,DIRNAMES}): Add -mint32 support.
-
-Sun Dec 10 18:51:21 1995 Torbjorn Granlund <tege@noisy.tmg.se>
-
- * rs6000.md (matcher for neg:SI (geu:SI ..)): Get ppc syntax right.
-
-Sun Dec 10 08:47:16 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (simplify_if_then_else): Convert "a == b ? b : a" to "a".
-
- * expr.c (expand_expr, case CONSTRUCTOR): If TREE_READONLY,
- set RTX_UNCHANGING_P in TARGET.
- (expand_expr, case COMPONENT_REF): If result is BLKmode,
- use that to access object too.
-
-Sun Dec 10 01:06:57 1995 Jeffrey A. Law <law@cygnus.com>
-
- * pa.md (millicode delay slot description): Remove reference
- to defunct TARGET_MILLICODE_LONG_CALLS.
-
-Sat Dec 9 18:05:03 1995 Jim Wilson <wilson@cygnus.com>
-
- * expr.c (expand_expr, case INDIRECT_REF): Correct typo in May 8
- change.
-
- * sh.h (ADDRESS_COST): Define.
- * sh.md (subsi3): Rename to subsi3_internal. Add new define_expand
- to handle subtracting a register from a constant.
-
-Fri Dec 8 19:17:30 1995 Mike Meissner <meissner@beauty.cygnus.com>
-
- * rs6000.c (input_operand): Allow any integer constant, not
- just integers that fit in 1 instruction.
-
-Fri Dec 8 10:45:07 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm/lib1funcs.asm (RET, RETCOND): Define according to whether we
- are compiling for 32 or 26 bit mode.
- (all return instructions): Use RET or RETCOND as appropriate.
-
-Wed Dec 6 06:58:23 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm.c (arm_gen_constant): New function.
- (arm_split_constant): Split most of the functionality into
- arm_gen_constant. Try to decide which way of handling the constant
- is optimal for the target processor.
-
- * arm.c (arm_prgmode): New enum.
- (target_{cpu,fpe}_name, arm_fast_multiply, arm_arch4): New variables.
- (all_procs): New table describing processors and capabilities.
- (arm_override_options): New function.
- (arm_return_in_memory): New function.
- (arm_rtx_costs): Adjust the multiply costs to cope with processors
- with fast multiplication instructions.
- (output_move_double): Use the ldm/stm variants more efficiently.
- Delete cases that can no-longer occur.
- (output_return_instruction, output_func_epilogue): Use TARGET_APCS_32,
- not TARGET_6 for determining the type of return instruction to emit.
- (final_prescan_insn case CALL_INSN): Use TARGET_APCS_32, not TARGET_6
- to determine condition preservation.
- * arm.h (CPP_SPEC): Add defines for the cpu type, hard or soft floating
- point, and the APCS PC size.
- (TARGET_*): Restructure.
- (ARM_FLAG_*): Many new definitions for different target options, not
- all of which are supported yet.
- (TARGET_SWITCHES): Use the ARM_FLAG_* definitions instead of explicit
- numbers.
- (prog_mode_type): New enum.
- (floating_point_type): Split emulated floating point into FP_SOFT[23].
- (OVERRIDE_OPTIONS): Call arm_override_options.
- (ARM_CPU_NAME): Default to NULL if not defined by a subtarget.
- (BYTES_BIG_ENDIAN): Can now be set as a compilation option.
- (RETURN_IN_MEMORY, DEFAULT_PCC_STRUCT_RETURN): New definitions.
- (GO_IF_LEGITIMATE_OFFSET): Use different HImode offsets if compiling
- for an architecture 4 target. The offsets for floating point
- constants are the same as for integers if compiling TARGET_SOFT_FLOAT.
- (GO_IF_LEGITIMATE_ADDRESS): Don't allow PRE_INC and POST_DEC if
- the size is more than 4 bytes. Restrict the range offsets for DImode;
- likewise for DFmode when TARGET_SOFT_FLOAT.
- (LEGITIMIZE_ADDRESS): Use symbol_mentioned_p, not LEGITIMATE_CONSTANT_P
- to determine if a constant address might be better in a register.
- Handle DFmode addresses in the same way as DImode if TARGET_SOFT_FLOAT.
- (LOAD_EXTEND_OP): If arm_arch4, then HImode also zero-extends.
- * arm.md (attributes): Rearrange order, so that condition clobbering
- can be automatically determined for call insns.
- (attribute cpu): Add new cpu ARM7.
- (attribute type): Add new type MULT.
- (attribute prog_mode): New attribute.
- (attribute conds): Clobbering of call insns can now be determined
- using prog_mode attribute.
- (function units "write_buf", "write_blockage"): Model the write buffer
- as two function units, so that conflicts are avoided more often.
- (funcion unit "core"): New function unit, so that elapsed cycles can
- be more accurately determined.
- (all anonymous patterns): Add names.
- (mulsidi3, umulsidi3): New patterns available with fast multiply
- variants.
- (all call insns): The conds attribute is now determined automatically.
- (zero_extendhisi): Expand for architecture 4 variants if appropriate.
- (*zero_extendhisi_insn): New pattern.
- (extendqi{hi,si}, extendhisi): Expand for architecture 4 variants if
- appropriate.
- (*extendhisi_insn, *extendqihi, *extendqisi): New patterns.
- (storehi_single_op): New expand.
- (movhi): Handle architecture 4 expansion.
- (*movhi_insn_arch4): New pattern.
- (*movhi_*): Adjust applicability conditions to handle architecture 4.
- (reload_outdf): Handle pre/post inc/dec reloads.
- (tablejump): Delete.
- (matcher for optimized tablejump): delete.
- (casesi): New expand.
- (casesi_internal): New pattern.
- * semi.h (EXIT_BODY): Delete.
- (TARGET_DEFAULT): Set to ARM_FLAG_APCS_32.
- (CPP_SPEC): Define.
- arm/cross-float.h: New file, used when building a cross-compiler.
- * t-semi: Don't define inhibit_libc when building libgcc2.a.
- (CROSS_FLOAT_H): Define.
-
- * arm.c ({symbol,label}_mentioned_p): New functions.
- (add_constant, dump_table, fixit, find_barrier, broken_move): New
- support functions for handling constant spilling.
- (arm_reorg): New constant spilling pass, for putting unhandlable
- constants into the rtl where we can load them efficiently.
- (output_load_symbol): Delete.
- * arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): No need to handle floating
- point constants any more, since arm_reorg will deal with them.
- (LEGITIMATE_CONSTANT_P): Is now anything that doesn't contain a
- LABEL.
- (GO_IF_LEGITIMATE_ADDRESS): Recognize address expressions generated
- by arm_reorg, but only after reload has completed.
- (MACHINE_DEPENDENT_REORG): Define.
- (ASM_OUTPUT_SPECIAL_POOL_ENTRY): There should be nothing left in
- the pool, even if it might look like it.
- * arm.md (*movsi_insn): Much simpified now that constants are handled
- properly.
- (movaddr): New expand.
- (movsf, movdf): No need to force constants into the pool any more.
- (*movdf_hard_insn): Much simplified.
- (consttable_4, consttable_8, consttable_end, align_4): New patterns
- for supporting embedded constants.
-
- * configure: New target arm-semi-aof.
- * arm.c (strings_fpa): Use a form which is common to both GAS and
- ARMASM.
- (output_return_instruction, output_func_epilogue): Call
- assemble_external_libcall, before trying to generate an abort call
- in the assembler.
- (arm_asm_output_label): Call ARM_OUTPUT_LABEL, rather than assuming
- that labels are followed by a colon.
- (aof_text_section, aof_add_import, aof_delete_import,
- aof_dump_imports): New functions to support ARMASM assembler
- generation.
- * arm/aout.h: New file.
- * arm/aof.h: New file.
- * arm.h (most assembler-specific defines): Move to arm/aout.h.
- (CONSTANT_ADDRESS_P): Can't directly access constant strings when
- generating assembler for ARMASM.
- (ENCODE_SECTION_INFO): Don't define if generating ARMASM assembler.
- (ASM_OUTPUT_INTERNAL_LABEL): Generalize, so that it can be used
- with all targeted assemblers.
- (ASM_OUTPUT_LABEL): Call arm_asm_output_label.
- * riscix.h: Include arm/aout.h, not arm/arm.h.
- * riscix1-1.h: Likewise.
- * semi.h: Likewise.
- * arm/semiaof.h: New file.
- * arm/t-semiaof: New file.
-
-Mon Dec 4 22:17:37 1995 Jason Merrill <jason@yorick.cygnus.com>
-
- * gcc.c (LIBGCC_SPEC): Do link with libgcc when -shared.
- * alpha.h (LIBGCC_SPEC): Remove.
- * linux.h (LIBGCC_SPEC): Remove.
- * svr4.h (LIBGCC_SPEC): Remove.
- * i386/t-crtpic (TARGET_LIBGCC2_CFLAGS): Use -fPIC.
- * t-pa (TARGET_LIBGCC2_CFLAGS): Use -fPIC.
- * sparc/t-sunos41 (TARGET_LIBGCC2_CFLAGS): Use -fPIC.
- * sparc/t-sol2 (TARGET_LIBGCC2_CFLAGS): Use -fPIC.
- * configure (i386-linux): Use i386/t-crtpic.
-
- * i386/xm-sco.h: #define NO_SYS_SIGLIST.
-
-Mon Dec 4 21:30:37 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
-
- * sh.c (shiftcosts): For SH3, max cost of arithmetic right shift is 3.
- (expand_ashiftrt): For SH3, if shift cost is more than 3, then
- call gen_ashrsi3_d to use shad instruction.
-
-Mon Dec 4 18:29:08 1995 Jason Merrill <jason@yorick.cygnus.com>
-
- * c-decl.c (finish_struct): Don't mess with the type of bitfields.
-
-Mon Dec 4 15:28:02 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (store_constructor, record): If field is READONLY,
- set RTX_UNCHANGING_P in TO_RTX.
-
-Mon Dec 4 12:59:33 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * sparc/t-sol2 (CRTSTUFF_T_CFLAGS): Use -fPIC unconditionally.
-
-Sun Dec 3 20:55:43 1995 Jeffrey A. Law <law@cygnus.com>
-
- * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Handle arbitrary sections.
- (ASM_OUTPUT_SECTION_NAME): Define.
-
-Sat Dec 2 22:19:16 1995 Jeffrey A. Law (law@cygnus.com)
-
- * pa.h: Replace many uses of fprintf with fputs.
- * pa.c: Likewise.
- * pa-pro.h: Likewise.
-
- * pa.h (SECONDARY_RELOAD_CLASS): Don't call secondary_reload_class
- to handle trivial cases.
- * pa.c (secondary_reload_class): Rework to be more efficient.
-
-Sat Dec 2 07:52:46 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (movsi): Don't split large constants in the
- movsi pattern, let the define_split split it later as needed.
-
-Fri Dec 1 16:00:42 1995 Brendan Kehoe <brendan@cygnus.com>
-
- * sparc.c (output_double_int): Handle CODE_LABEL's if v9.
-
-Fri Dec 1 09:13:23 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * m68k.md (decrement_and_branch_until_zero): Split into a
- define_expand and an anonymous define_insn.
- * fx80.md (decrement_and_branch_until_zero): Ditto.
- * m88k.md (decrement_and_branch_until_zero): Ditto.
-
-Thu Nov 30 15:02:16 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
-
- * sh.c (noncall_uses_reg): New function.
- (machine_dependent_reorg): Add support for TARGET_RELAX.
- (final_prescan_insn): Likewise.
- * sh.h (ASM_SPEC, LINK_SPEC): Pass on -mrelax.
- (RELAX_BIT, TARGET_RELAX): New macros.
- (TARGET_SWITCHES): Add -mrelax.
-
- * sh.c (insn-attr.h): Include.
- (pragma_nosave_low_regs): New global variable.
- (calc_live_regs): If SH3 and pragma_nosave_low_regs, then don't
- save registers r0 through r7 for interrupt functions.
- (function_epilogue): Clear pragma_nosave_low_regs.
- (handle_pragma): Set pragma_nosave_low_regs if see pragma for it.
-
- * sh.h (FUNCTION_PROFILER): Use trap #33 instead of trap #5.
- Put additional .align before trapa instruction.
-
-Thu Nov 30 14:45:13 1995 Doug Evans <dje@canuck.cygnus.com>
-
- * sparc.md (seqdi_special_trunc, snedi_special_trunc,
- seqsi_special_extend, snesi_special_extend): Delete uses of SUBREG.
- Make compare modes match modes of operands.
- (snesi_zero_extend, snedi_zero_trunc_sp32, snedi_zero_trunc_sp64,
- seqsi_zero_extend, seqdi_zero_trunc_sp32, seqdi_zero_trunc_sp64):
- New patterns.
-
-Thu Nov 30 12:27:22 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * genmultilib: Take a 4th argument that says are the exceptions to
- the multilibs, so illegal combinations can be eliminated.
-
- * Makefile.in (multilib.h): Pass $(MULILIB_EXCEPTIONS) as the 4th
- argument to genmultilib.
-
- * configure (powerpc*): Remove little endian and eabiaix versions
- of the t-* files. Accept powerpc{,le}-*-sysv in addition to
- *-sysv4.
- (powerpc{,le}-*-eabisim): Use standard t-eabigas instead of
- t-eabisim.
- (powerpcle-*-{winnt3,pe}): Add support for Windows NT on PowerPC.
- * rs6000/t-{eabiaix,eabisim,eabilegas,ppclegas}: Delete.
-
- * rs6000/{t-winnt,win-nt.h}: New files for PowerPC Windows NT.
-
- * ginclude/ppc-asm.h: New file to provide common macros for the
- various PowerPC calling sequences.
- * rs6000/eabi.asm: Use ppc-asm.h.
-
- * rs6000/aix3newas.h (CPP_SPEC): Add support for -mcpu=603e, 602,
- and 620.
- * rs6000/{aix41,powerpc,rs6000,eabi{aix,le}}.h (CPP_SPEC): Ditto.
- * rs6000/sysv4{,le}.h (CPP_SPEC): Ditto.
-
- * rs6000/aix3newas.h (LINK_SPEC): If cross compiling, don't use
- absolute paths.
- * rs6000/{aix41,aixppc,rs6000}.h (LINK_SPEC): Ditto.
-
- * rs6000/eabi.h (INVOKE__main): Don't define any more.
- (ASM_OUTPUT_INT): Move to sysv4.h.
- ({STARTFILE,LIB}_SPEC): If -msim or -mmvme add the appropriate
- libraries.
-
- * rs6000/{eabiaix,eabile,sysv4{,le}}.h (CPP_SPEC): Add support for
- -mcall-{aixdesc,nt} directives.
- (MULTILIB_DEFAULTS): Define.
-
- * rs6000/eabi{,le}sim.h (TARGET_DEFAULT, CPP_SPEC): No longer
- define, simulator supports floating point.
- ({STARTFILE,LIB}_SPEC): If -mvme, use mvme libraries, not
- simulator libraries.
-
- * rs6000/{mach,netware}.h (TARGET_AIX): Define as 0.
-
- * rs6000/netware.h (RS6000_OUTPUT_BASENAME): Don't redefine
- anymore.
- (STRIP_NAME_ENCODING): Undef.
-
- * rs6000.c (rs6000_save_toc_p, rs6000_abi): New globals.
- (rs6000_override_options): Add 602, 603e, and 620 support.
- (count_register_operand): New function to return true if operand
- is the count register.
- (easy_fp_constant): All constants are easy if -msoft-float.
- (volatile_mem_operand): New function to return true if operand is
- in volatile memory.
- ({fp_,}reg_or_mem_operand): Call volatile_mem_operand.
- (input_operand): Allow support for Windows NT loading SYMBOL_REFs
- and LABEL_REFs from the TOC.
- (function_arg_boundary): On Windows NT, any argument >= 8 bytes
- must be double word aligned.
- (function_arg{_advance,}): Call function_arg_boundary to determine
- if we need to align to an odd register for large arguments.
- Changes to accomidate new method of determining which ABI we're
- adhering to.
- (expand_block_move_mem): Copy RTX_UNCHANGING_P, and if
- MEM_UNALIGNED_P is defined, copy that too.
- (expand_block_move): Copy dest/src to registers using
- copy_addr_to_reg.
- (print_operand): Changes to accomidate Windows NT.
- (first_reg_to_save): Ditto.
- (rs6000_stack_info): Ditto.
- (debug_stack_info): Ditto.
- (output_{prolog,epilog,toc,function_profiler}): Ditto.
- (rs6000_stack_info): Save main's arguments around __eabi call.
- (svr4_traceback): Delete, current V.4 ABI no longer wants
- tracebacks in this format.
- (output_prolog): Call __eabi here, saving and restoring main's
- args if needed. Save the toc pointer if needed.
- (get_issue_rate): New function to return # of instructions a
- machine can issue at once.
- (rs6000_sync_trampoline): Emit instructions to synchronize the
- PowerPC caches after a trampoline.
- (rs6000_trampoline_{template,size}): New functions to provide
- common trampoline support for all ABI's.
- (rs6000_initialize_trampoline): Ditto.
-
- * rs6000.h (TARGET_{WINDOWS_NT,AIX,MACOS}): Define.
- (processor_type): Add 602.
- (PROCESSOR_COMMON): Assume current processor is a 604, not a 601.
- (SUBTARGET_OPTIONS): Define if not defined.
- (TARGET_OPTIONS): Include SUBTARGET_OPTIONS.
- (COUNT_REGISTER_REGNUM): Define as 66.
- (EXTRA_CONTRAINT): Add 'S' and 'T' for Windows NT.
- (rs6000_abi): Add ABI_AIX_NODESC, ABI_NT.
- (DEFAULT_ABI): Define if not defined.
- (rs6000_stack): Add fields for Windows NT support.
- (RS6000_SAVE_TOC): Add for Windows NT support.
- (FUNCTION_ARG_BOUNDARY): Call function_arg_boundary.
- (trampoline macros): Call trampoline functions in rs6000.c.
- (RETURN_ADDRESS_OFFSET): Add Windows NT support.
- (toc_section): Skip leading '*'.
- (PREDICATE_CODES): Add volatile_mem_operand,
- count_register_operand.
- (MACHINE_issue_rate): Define.
- (function decls): Add new function decls from rs6000.c.
-
- * rs6000.md (cpu attribute): Add 602.
- (function units): Update to match reality better.
- (calls through pointer): Rework to support Windows NT.
- (movsi): Add Windows NT support.
- (movstrsi): Remove match_operand predicates, since
- expand_block_move does the checking.
- (sync_isync): Delete.
- (icbi, dcbst, sync, isync): New insns to generate named instruction
- for making trampolines on eabi/V.4 properly flush the caches.
- (decrement_and_branch_on_count): Rename from
- decrement_and_branchsi. Add update of count in insn pattern.
-
- * rs6000/sysv4.h (TARGET_SWITCHES): Drop -mtraceback. Keep
- -mno-traceback but don't do anything with it. Add
- -mcalls-{nt,aixdesc}. Add -m{,no-}relocatable-lib. Add -msim,
- -mmvme, and -memb.
- (TARGET_TOC): Update for use with -mcalls-{nt,aixdesc}.
- (SUBTARGET_OVERRIDE_OPTIONS): Update for new switches.
- (RS6000_OUTPUT_BASENAME): Delete.
- (toc_section): Add support for -mcall-{nt,aixdesc}.
- (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Ditto.
- (ASM_DECLARE_FUNCTION_NAME): Use STRIP_NAME_ENCODING instead of
- RS6000_OUTPUT_BASENAME. For -mcall-{nt,aixdesc} emit the proper
- function descriptor.
- (ASM_SPEC): Pass appropriate -mxxx switches to the assembler based
- on the -mcpu=xxx options.
- (ASM_OUTPUT_INT): Move here from eabi.h.
- (ENCODE_SECTION_INFO): If -mcall-{nt,aixdesc} add approriate magic
- so function name has two or one leading periods.
- (ASM_OUTPUT_SOURCE_LINE): Delete, use version in svr4.h.
- (trampoline macros): Call trampoline functions in rs6000.c.
-
- * t-{eabi,ppc}{,gas} (EXTRA_HEADERS): Add ginclude/ppc-asm.h.
- (LIB2FUNCS_EXTRA): Depend on eabi.S, not eabi.s.
- (eabi.S): Rename from eabi.asm.
-
- * t-{eabi,ppc}gas (MULTILIB_*): Add -mcall-aixdesc libraries, but
- don't build either little endian or -mrelocatable versions of
- those libraries.
-
-Tue Nov 28 00:10:27 1995 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (divsi3): Reorder so common mode does not negate
- power-of-2 shift optimization.
-
-Wed Nov 29 22:06:11 1995 J.T. Conklin <jtc@rtl.cygnus.com>
-
- * configure (sparc-*-solaris2*): Add gcrt1.o to extra_parts.
- * sparc/sol2.h (STARTFILE_SPEC): Link with gcrt1.o with -pg.
- * sparc/sol2-g1.asm: New file, startup code for profiled
- executables.
- * sparc/t-sol2: Add make rule for gcrt1.o.
- * sparc/gmon-sol2.c (_mcleanup): Add support for PROFDIR
- environment variable.
-
-Wed Nov 29 21:41:13 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * mips/abi64.h (CPP_SPEC): If -msingle-float and not
- -msoft-float, pass -D__mips_single_float. Likewise for -m4650 and
- not -msoft-float.
- * mips/dec-bsd.h (CPP_SPEC): Likewise.
- * mips/dec-osf1.h (CPP_SPEC): Likewise.
- * mips/elf64.h (CPP_SPEC): Likewise.
- * mips/iris3.h (CPP_SPEC): Likewise.
- * mips/iris5.h (CPP_SPEC): Likewise.
- * mips/mips.h (CPP_SPEC): Likewise.
- * mips/netbsd.h (CPP_SPEC): Likewise.
- * mips/osfrose.h (CPP_SPEC): Likewise.
- * mips/t-ecoff (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
- MULTILIB_MATCHES): Add -msingle-float support.
-
-Wed Nov 29 17:57:48 1995 Doug Evans <dje@cygnus.com>
-
- * toplev.c (main): Invoke OPTIMIZATION_OPTIONS after target_flags
- has been initialized so sets of target_flags aren't clobbered.
-
- * cccp.c (do_include): Recognize c:\foo as absolute path name in DOS.
-
- * svr4.h (MD_EXEC_PREFIX): Don't use if cross compiling.
- (MD_STARTFILE_PREFIX): Likewise.
- (LINK_SPEC): Don't use absolute path names if cross compiling.
- * svr3.h (LIB_SPEC): Likewise.
-
- * gcc.c (do_spec_1): Fix typos in version calculation.
-
-Wed Nov 29 14:06:13 1995 Jim Wilson <wilson@cygnus.com>
-
- * sh.md (ashrsi3_d): Use %0 not %1 in output pattern.
-
- * svr4.h (MAX_OFILE_ALIGNMENT): Define.
-
- * mips/iris5.h (WORD_SWITCH_TAKES_ARG): Define.
- (LINK_SPEC): Add rpath.
- * mips/iris6.h (LINK_SPEC): Likewise.
-
- * stupid.c (stupid_mark_regs): For hard registers, use regno+j
- instead of just regno in MARK_LIVE_AFTER and SET_HARD_REG_BIT calls.
-
- * c-common.c (combine_strings): Add support for WCHAR_TYPE as short.
-
-Wed Nov 29 13:59:58 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * c-decl.c (duplicate_decls): Add new parameter different_binding_level.
- Lots of changes to use new new parameter.
- (pushdecl): Delete variable declared_global. New variable
- different_binding_level and code to set it. Move extern/static
- warning before duplicate_decls call. Don't let global typedefs
- conflict with nested extern declarations. Move oldglobal test
- inside code for setting IDENTIFIER_LIMBO_VALUE.
- (lookup_name_current_level_global): Delete.
- * c-tree.h (merge_attributes): New declaration.
- * c-typeck.c (merge_attributes): New function. Move code from
- common_type to here.
- (common_type): Call merge_attributes instead of having inline code.
- * integrate.c (integrate_decl_tree): Delete variable newd.
- Always set DECL_ABSTRACT_ORIGIN before calling pushdecl.
-
-Tue Nov 28 21:57:04 1995 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (mips_function_value): Add check for i > 0 when deciding
- if structure should be return in FP registers.
-
-Tue Nov 28 12:47:52 1995 Jeffrey A. Law <law@cygnus.com>
-
- * pa.md (define split for (plus (reg) (large_constant)): Try
- another way to handle this with only 2 insns. From Tege.
-
-Mon Nov 27 02:05:18 1995 Jeffrey A. Law <law@cygnus.com>
-
- * lib1funcs.asm, pa-pro.h, t-pro.h, xm-papro.h: New PA
- target files.
- * configure (hppa*-*-pro*): Use new target files.
-
- * toplev.c (rest_of_compilation): Always call jump_optimize
- at least once.
-
- * pa.h (ASM_OUTPUT_EXTERNAL): Don't let assemble_name clobber
- the value of TREE_SYMBOL_REFERENCED.
-
- * pa-ghpux9.h (LINK_SPEC): Pass "-z" to the linker to enable
- trap on null pointer dereference for programs built on hpux9.
- * pa-hpux9.h, pa1-ghpux9.h, pa1-hpux9.h: Likewise.
-
- * pa.c (output_function_prologue): No longer need to keep
- track of the total number code bytes when TARGET_GAS &&
- not TARGET_PORTABLE_RUNTIME.
- * pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use .NSUBSPA when
- not TARGET_PORTABLE_RUNTIME.
- (ASM_OUTPUT_FUNCTION_PREFIX): Define. Prefix functions with
- .NSUBSPA when TARGET_GAS and not TARGET_PORTABLE_RUNTIME.
-
- * pa.md (symbolic high patterns): Use 'H' to print the symbolic
- address so that the constant part gets rounded.
- * pa.c (print_operand): Handle 'H' operand for high part of a
- symbolic address with a rounded constant.
- (output_global_address): New argument "rounded_constant". All
- callers changed appropriately.
-
- * x-pa-hpux (FIXPROTO_DEFINES): Add -D_HPUX_SOURCE.
-
- * pa.h (CPP_SPEC): Only pass -D_HPUX_SOURCE and -D_HIUX_SOURCE if
- -ansi is not present.
- (CPP_PREDEFINES): Remove -D_HPUX_SOURCE and/or -D_HIUX_SOURCE.
- * pa-ghiux.h (CPP_PREDEFINES): Likewise.
- * pa-gux7.h (CPP_PREDEFINES): Likewise.
- * pa-hiux.h (CPP_PREDEFINES): Likewise.
- * pa-hpux.h (CPP_PREDEFINES): Likewise.
- * pa-hpux7.h (CPP_PREDEFINES): Likewise.
- * pa1-ghiux.h (CPP_PREDEFINES): Likewise.
- * pa1-hiux.h (CPP_PREDEFINES): Likewise.
-
- * pa-hpux.h (LINK_SPEC): If -mlinker-opt, then pass -O to the
- linker.
- * pa-ghpux.h, pa-hpux9.h, pa-ghpux9.h: Likewise.
- * pa1-ghpux9.h, pa1-hpux9.h: Likewise.
- * pa.h (LINK_SPEC): Likewise.
- (TARGET_SWITCHES): Add -mlinker-opt.
-
- * pa.md (all peepholes): Disable if TARGET_SOFT_FLOAT.
-
- * pa.c (pa_reorg): If TARGET_GAS, then emit insns to mark
- the beginning and end of the branch table.
- * pa.md (begin_brtab): New insn. Just a marker so GCC knows
- where to put the .begin_brtab pseudo-op.
- (end_brtab): Similarly.
-
- * pa.h (EXTRA_SECTIONS): Add in_ctors and in_dtors if
- CTORS_SECTION_FUNCTION is defined. Else define dummy
- versions of CTORS_SECTION_FUNCTION and DTORS_SECTION_FUNCTION.
- (EXTRA_SECTION_FUNCTIONS): Add CTORS_SECTION_FUNCTION and
- DTORS_SECTION_FUNCTION.
-
- * pa.md: Add peepholes to improve spill code generated
- by reload when we run out of FP registers.
-
- * xm-pa.h: Remove spurious double-quote.
-
- * pa.md (call expanders): For indirect calls, load %r22 with the
- function's address.
- (indirect call patterns): No need to copy the call address into
- %r22 anymore.
-
- * pa.c (output_cbranch): Fix buglet in length handling of
- backwards branches with unfilled delay slots.
- (output_bb, output_bvb, output_dbra, output_movb): Likewise.
-
- * pa.md: Fix off-by-one error in length computations for all
- conditional branch patterns.
-
- * pa.h (output_bvb): Declare.
- * pa.c (output_bvb): New function to output branch on variable
- bit insns.
- * pa.md (branch-on-variable-bit): New patterns.
-
- * pa.h (TARGET_MILLICODE_LONG_CALLS): Delete swtich and all
- references.
- (output_millicode_call): Declare new function
- * pa.md (millicode calls): Update length computation to handle
- variable length millicode calls.
- (call pattners): Likewise.
- (indirect call patterns): Update length compuations and output
- templates to handle variable length millicode calls.
- (plabel_dereference): Likewise.
- * pa.c (override_options): Give warnings when incompatable
- options are used.
- (output_mul_insn): Call output_millicode_call instead of
- output_call, eliminate last argument to output_millicode_call.
- (output_div_insn): Likewise.
- (output_mod_insn): Likewise.
- (output_call): Rewrite long call code to handle variable length
- millicode calls. Eliminate support for calling mul, div and mod
- millicode routines.
- (output_millicode_call): New function for calling mul, div and mod
- millicode routines.
-
- * pa.md (abssi2): New pattern.
-
- * pa.c (secondary_reload_class): Loads from reg+d addresses into
- FP registers don't need secondary reloads.
- * pa.h: Delete soem #if 0 code. Update some comments.
- (EXTRA_CONSTRAINT, case 'Q'): Only accept valid memory addresses.
-
- * pa.h (RTX_COSTS): Tege's rewrite.
-
- * pa.c (hppa_legitimize_address): Generate unscaled indexed
- addressing for (plus (symbol_ref) (reg)).
- (emit_move_sequence): Set REGNO_POINTER_FLAG appropriately
- to encourage unscaled indexing modes.
- (basereg_operand): New function for unscaled index address support.
- * pa.md (unscaled indexing patterns): New patterns for unscaled
- index address support.
-
- * pa.h (MOVE_RATIO): Define.
- * pa.md (movstrsi expander): Refine tests for when to use the
- library routine instead of an inlined loop copy. Provide an
- additional scratch register for use in the inlined loop copy.
- (movstrsi_internal): Name the pattern for ease of use. Add
- additional scratch register.
- * pa.c (output_block_move): Greatly simplify. Use 2X unrolled
- copy loops to improve performance.
- (compute_movstrsi_length): Corresponding changes.
-
- * pa.c (print_operand): Handle 'y' case for reversed FP
- comparisons. Delete some #if 0 code. Fix various comment typos.
- * pa.md (fcmp patterns): Try and reverse the comparison to avoid
- useless add,tr insns.
-
-Sun Nov 26 14:47:42 1995 Richard Kenner <kenner@mole.gnu.ai.mit.edu>
-
- * Version 2.7.2 released.
-
- * function.c (fixup_var_refs_1): Make pseudo for DEST
- in PROMOTED_MODE unless in a SUBREG.
-
- * cse.c (insert): Don't put a REG into qty_const.
-
- * msdos/top.sed: Change version to 2.7.2.
- * winnt/config-nt.sed: Likewise.
-
-Sun Nov 26 14:41:49 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * Makefile.in (stamp-objlist): Change .o to $objext.
-
- * alpha/win-nt.h (CPP_PREDEFINES): Set __unaligned and __stdcall
- to null.
- (ASM_SPEC): Add a translation for -g to -Zi.
- * winnt/ld.c (main): Don't pass -g to link.
- * winnt/oldnames.c: Reformat and add some new functions for gnat1.
- * winnt/win-nt.h (LINK_SPEC): Pass -g to ld.exe.
- Increase default stack size.
- * configure ({alpha-dec,i386-ibm}-winnt3.5): Add oldnames.o
- to extra_objs.
- * libgcc2.c (trampoline): Add getpagesize and mprotect for WINNT.
-
-Sun Nov 26 14:25:26 1995 Uwe Seimet (seimet@chemie.uni-kl.de)
-
- * atari.h (FUNCTION_VALUE): Deleted; incorrect.
-
-Sun Nov 26 14:23:03 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * fixincludes (curses.h): Allow space or tab after bool keyword,
- instead of tab or tab.
-
-Sun Nov 26 14:14:11 1995 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
-
- * 1750a.md (pattern for HImode PSHM): Corrected.
- (trunchiqi2, zero_extendqihi2, extendhftqf2): Corrected.
- (pattern for movhi of CONST_INT to REG): Corrected.
- (divmodqi pattern for DISN): Corrected.
- (all shift patterns): Corrected.
-
- * 1750a.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Corrected.
- (ASM_OUTPUT_[datatype]): Corrected datalbl[].size computation
- for output of arrays.
-
-Sun Nov 26 14:08:57 1995 Dave Love <d.love@dl.ac.uk>
-
- * mips/iris5.h (NO_IMPLICIT_EXTERN_C): Define this again so
- that unistd.h doesn't get badly `fixed' for C++. libg++ will now
- build with this definition.
-
-Sun Nov 26 14:02:43 1995 Robert E. Brown (brown@grettir.bibliotech.com)
-
- * configure: Better workaround for Nextstep bug.
-
-Sun Nov 26 13:55:07 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * rs6000.md (load_multiple matcher): Fix typo in opcode.
-
-Sun Nov 26 13:51:08 1995 Lee Iverson <leei@Canada.AI.SRI.COM>
-
- * final.c (final_start_function): Move call to sdbout_begin_function
- back to final_scan_insn on MIPS systems so parameter descriptions are
- recognized.
-
-Sun Nov 26 13:43:06 1995 DJ Delorie (dj@delorie.com)
-
- * msdos/top.sed: Don't insert "go32".
-
-Sun Nov 26 12:08:23 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * combine.c (nonzero_bits, case REG): Put POINTERS_EXTEND_UNSIGNED
- code before stack pointer code. Return nonzero at end of stack
- pointer code.
-
- * sparc.h (PRINT_OPERAND_ADDRESS): Handle CONST inside PLUS.
-
- * Makefile.in (cppalloc.o): Add a rule to build it.
-
- * alpha.c (alpha_emit_set_const): Don't output SImode sequences
- that rely on invisible overflow. Sign extend new when SImode.
- Don't recur if new == c. Don't allow shift outside mode. Make
- logical right shift be unsigned.
-
-Sun Nov 26 11:37:50 1995 Arne H. Juul (arnej@idt.unit.no)
-
- * Makefile.in (compare*): Add "|| true" to avoid spurious
- failure messages from some versions of make.
-
-Sun Nov 26 11:20:09 1995 Dmitry K. Butskoy (buc@stu.spb.su)
-
- * expr.c (truthvalue_conversion): Add declaration.
-
-Sun Nov 12 18:09:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * Version 2.7.1 released.
-
- * function.c (put_reg_into_stack): New arg volatile_p.
- (put_var_into_stack): Call with new arg.
-
-Sat Nov 11 08:25:34 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * reload.c (output.h): Include it.
- * Makefile.in (reload.o): Add dependence on output.h.
-
-Thu Nov 9 11:24:20 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * mips.h (HARD_REGNO_NREGS): If FP_REG_P, always use UNITS_PER_FPREG
- to calculate number of words needed.
-
-Thu Nov 9 11:04:50 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
-
- * 1750a.md (cmphf): Addd Base Reg with Offset address mode (LB,STB,..)
- (movqi,movhi,movhf,addqi3,addhf3,subqi3,subhf3,mulqihi3): Likewise.
- (mulhf3,divhf3,andqi3,iorqi3): Likewise.
- (define_peephole): Remove the Base mode peepholes. Replace the
- special addqi define_insn for "LIM Ra,sym,Rb" by a define_peephole.
- (ashlqi3): Took out futile 0th alternative.
- (lshrqi3, lshrhi3, ashrqi3, ahsrhi3): Correct case of non-constant
- shift count.
-
- * 1750a.h (REG_ALLOC_ORDER): Define.
- (REGNO_OK_FOR_BASE_P): Include stack pointer in test against
- reg_renumber[REGNO].
- (ASM_OUTPUT_DESTRUCTOR): Remove bogus assembler comment.
-
-Thu Nov 9 11:01:33 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (expand_expr, case ARRAY_REF): Properly convert types
- of index, size, and multiplication.
-
-Wed Nov 8 09:00:22 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm.md (mov*cc_{,soft_}insn): Use match_operator to test the
- comparison and check that the condition code register is used.
-
-Wed Nov 8 08:49:35 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (ASM_OUTPUT_{CONSTRUCTOR,DESTRUCTOR}): Undef before
- including svr4.h.
-
-Tue Nov 7 10:58:12 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * m68k.md (subxf3): Properly name pattern.
-
-Tue Nov 7 10:53:09 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * libgcc2.c (__{C,D}TOR_LIST): For AIX, initialize these arrays to
- 0,0, just like NeXT to avoid a warning message from the AIX 4.1
- linker.
-
-Tue Nov 7 09:58:34 1995 John F. Carr <jfc@mit.edu>
-
- * cppexp.c (cpp_lex): Correctly parse character constants.
-
-Tue Nov 7 09:52:15 1995 Jason Merrill <jason@yorick.cygnus.com>
-
- * rs6000.h (ASM_OUTPUT_{DES,CONS}TRUCTOR): Define.
-
-Mon Nov 6 10:27:15 1995 Doug Evans <dje@cygnus.com>
-
- * combine.c (force_to_mode): Fix typo.
-
-Sun Nov 5 18:37:02 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * m68k.md (cmpxf): Don't call force_const_mem, it looses for PIC;
- get predicates right instead. Get rid of separate DEFINE_EXPAND.
- (addxf3, subxf3, mulxf3, divxf3): Likewise.
- (All XFmode patterns): Delete `F' and `G' constraints.
- (absxf2, negxf2): Delete spurious condition on TARGET_FPA.
-
-Sun Nov 5 11:05:44 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * fixincludes (malloc.h): Fix return type of {m,re}alloc.
-
-Sun Nov 5 11:02:26 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * cse.c (invalidate): For a pseudo register, do a loop to
- invalidate all table entries, irrespective of mode.
-
-Sun Nov 5 10:57:43 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * combine.c (force_to_mode): Put in last change properly.
-
-Sun Nov 5 10:53:49 1995 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (CONDITIONAL_REGISTER_USAGE): Make sure FP regs
- get disabled regardless of PA1.0 vs PA1.1 code generation
- when TARGET_SOFT_FLOAT or TARGET_DISABLE_FPREGS is on.
-
-Sun Nov 5 10:49:43 1995 Doug Evans <dje@lisa.cygnus.com>
-
- * i960.c (emit_move_sequence): Add a scratch register to
- multi-reg stores.
- (i960_output_move_{double,quad}): New functions.
- (i960_print_operand): Handle new operand types E, F.
- * i960.md (movdi matchers): Rewrite.
- (store_unaligned_di_reg): New pattern.
- (movti matchers): Rewrite.
- (store_unaligned_ti_reg): New pattern.
-
-Sun Nov 5 10:45:24 1995 Ian Lance Taylor (ian@cygnus.com)
-
- * mips.h (MULTILIB_DEFAULTS): Define.
- * mips/elf64.h, mips/iris6.h (MULTILIB_DEFAULTS): Define.
-
-Sun Nov 5 10:41:48 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * reload.c (push_reload): Delete abort for RELOAD_OTHER case added
- in last change.
- * reload1.c (emit_reload_insns): For RELOAD_OTHER output reloads,
- output the reload insns in descending order of reloads.
-
- * sh.md (mulsidi3-1, mulsidi3, umulsidi3-1, umulsidi3): Enable.
- (smulsi3_highpart-1, smulsi3_highpart): New patterns.
- (umulsi3_highpart-1, umulsi3_highpart): Likewise.
- (movdi-1): Add r/x constraint.
- * t-sh (MULTILIB_OPTIONS): Add m2.
- (MULTILIB_DIRNAMES): Add m2.
- (MULTILIB_MATCHES): Define.
-
- * sparc.h (RTX_COSTS, case MULT): Check for TARGET_SPARCLITE.
-
- * abi64.h, elf64.h (CPP_SPEC): Add -EB and -EL support.
-
-Sat Nov 4 10:36:26 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * sh.md (casesi_worker): Change constraint from = to +.
-
- * svr4.h (ASM_IDENTIFY_GCC_AFTER_SOURCE): Delete.
- (ASM_IDENTIFY_GCC): Output stab here.
-
-Sat Nov 4 10:32:37 1995 John Carr <jfc@mit.edu>
-
- * cpplib.c (finclude): Set current input pointer when input
- is not a regular file.
-
- * cppmain.c: Define progname, required by cpplib.
-
-Sun Oct 29 07:48:36 1995 Michael Meissner <meissner@cygnus.com>
-
- * xcoffout.h (DBX_FINISH_SYMBOL): Deal with names created via
- the __asm__ construct that start with a leading '*'.
- * xcoffout.c (xcoff_declare_function): Likewise.
-
-Sun Oct 29 07:45:41 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * stupid.c (stupid_mark_refs): Handle SUBREG of pseudo-reg in a
- SET_DEST same as we handle a pseudo-reg in a SET_DEST.
-
-Sun Oct 29 07:43:15 1995 Pat Rankin <rankin@eql.caltech.edu>
-
- * libgcc2.c (L_eh: __unwind_function): Implement for VAX.
- * vax.h (RETURN_ADDRESS_OFFSET, RETURN_ADDR_RTX): Define.
-
-Sun Oct 29 12:39:08 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>a
-
- * i386/sol2.h (CPP_PREDEFINES): Add -D__SVR4.
-
-Sun Oct 29 07:14:36 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * reload.c (find_equiv_reg): Check for nonsaving setjmp.
-
-Fri Oct 27 15:15:56 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * Makefile.in (out_object_file): Depend on TREE_H.
-
-Fri Oct 27 06:42:36 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.c (call_operand): Only allow reg 27 on NT too.
- * alpha.md (call_value_nt, call_nt): Force non-SYMBOL_REF
- into reg 27, just like for OSF.
-
- * rs6000.c (struct asm_option): Changed from struct option.
- (expand_block_move_mem): Remove erroneously-added line.
-
- * expr.c (clear_storage): SIZE is now rtx, not int.
- (store_constructor): Call clear_storage with rtx.
- (get_inner_reference): Convert index to precision of
- sizetype, not POINTER_SIZE.
- (expand_expr, case ARRAY_REF): Likewise.
- * expr.h (clear_storage): Second arg is rtx, not int.
-
-Fri Oct 27 05:45:58 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * combine.c (force_to_mode, case ASHIFTRT): Properly handle
- mask wider than HOST_WIDE_INT.
-
- * c-decl.c (pushdecl): Don't test TREE_PUBLIC when deciding whether
- to register a duplicate decl in the current block.
-
-Thu Oct 26 21:55:39 1995 Jason Merrill <jason@sethra.cygnus.com>
-
- * calls.c (expand_call): Don't trust the callee to copy a
- TREE_ADDRESSABLE type.
- * function.c (assign_parms): Likewise.
-
-Thu Oct 26 19:25:05 1995 Mike Stump <mrs@cygnus.com>
-
- * libgcc2.c (__unwind_function): Provide a default definition for
- implementations that don't yet have a function unwinder.
-
-Thu Oct 26 18:08:19 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (handle_directive): Don't treat newline as white
- space when coalescing white space around a backslash-newline.
-
-Thu Oct 26 17:57:34 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * mips-tdump.c (enum st): Define st_Struct, st_Union, and st_Enum.
- (st_to_string): Handle them.
- (type_to_string): Add fdp argument; pass it to emit_aggregate.
- (print_symbol): Add fdp argument; pass it to type_to_string.
- Handle st_Struct, st_Union, and st_Enum.
- (emit_aggregate): Add fdp argument. Handle opaque types. Map
- through RFD entries.
- (print_file_desc): Pass FDR to print_symbol.
- (main): Pass null FDR to type_to_string.
-
-Thu Oct 26 08:07:10 1995 Michael Meissner <meissner@cygnus.com>
-
- * configure (powerpc-ibm-aix[456789]*): Use rs6000/t-newas,
- not rs6000/t-rs6000.
- (rs6000-ibm-aix3.2.[456789]*): Likewise.
- (rs6000-ibm-aix[456789]*): Likewise.
-
- * rs6000/t-newas: Copy from t-rs6000.
- * t-rs6000: Don't build -mcpu=common multilib variants of libgcc.a.
-
- * rs6000.md (load_multiple insn): If address register is among regs,
- don't load it with a lwsi instruction, which is undefined on PowerPC.
-
-Thu Oct 26 08:01:32 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * dwarfout.c (output_compile_unit_die): Handle language_string
- of "GNU F77".
-
- * reload.c (find_reloads_address): When check for out of range constant
- plus register, accept any hard register instead of just fp, ap, sp.
-
- * combine.c (distribute_notes): For Oct 19 change, add additional
- check to verify that place has a valid INSN_CUID.
-
- * sparc/t-vxsparc (LIBGCC1_TEST): Define.
-
- * sh.md (negdi2): Use TARGET_LITTLE_ENDIAN.
-
- * combine.c (force_to_mode, case ASHIFTRT): Verify mode bitsize is
- within HOST_BITS_PER_WIDE_INT before shifting by it.
-
- * final.c (final_scan_insn): When recur for instruction in delay slot,
- add loop around recursive call in case the instruction gets split.
-
-Thu Oct 26 07:28:45 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * genrecog.c (write_tree_1): Avoid emitting '-2147483648'.
-
- * jump.c (duplicate_loop_exit_test): Return 0 if found
- a NOTE_INSN_LOOP_CONT.
-
-Tue Oct 24 15:30:14 1995 Jeffrey A Law <law@cygnus.com>
-
- * calls.c (expand_call): Make sure valreg is at least
- a full word.
-
-Sun Oct 22 19:35:41 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * sh.h (INIT_SECTION_ASM_OP): Delete.
- (HAVE_ATEXIT): Define.
-
-Sun Oct 22 07:46:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * libgcc2.c (__fixuns[xds]fsi): #undef MIN and MAX before #include
- of limits.h.
-
- * pa.c (pa_adjust_cost): Use pa_cpu, not pa_cpu_attr.
-
-Sun Oct 22 07:38:58 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * alpha.h (CONST_OK_FOR_LETTER_P): Use 'U' for unsigned constants.
- * alpha.c (alpha_emit_set_const): Likewise.
- * mips.c (gen_int_relational): Likewise.
-
-Sun Oct 22 07:14:35 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * i386.c (i386_return_pops_args): Don't need a FUNDECL to
- check for type attributes in FUNTYPE.
-
-Sat Oct 21 18:17:42 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * sh.md (define_delay): Don't accept any instruction for an annulled
- slot, only accept those for which in_delay_slot is yes.
- * sh.c (find_barrier): When hi_const returns true, increment count_si
- by two if found_si is true.
- Always use get_attr_length to compute length of instructions.
- If count_hi or count_si out of range at end, need two PREV_INSN calls
- not one.
- When create new label, set LABEL_NUSES to 1.
- (reg_unused_after): Ifdef out code for handling labels.
- (prepare_scc_operands): New local variable mode. Set it from
- sh_compare_op0 or sh_compare_op1. Use it instead of SImode in
- force_reg calls.
-
- * optabs.c (expand_float): Emit missing barrier after unconditional
- jump.
-
-Sat Oct 21 14:16:46 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * alpha.md (cmpdf): Make conditional on TARGET_FP.
-
-Fri Oct 20 19:11:12 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * combine.c (distribute_notes): Delete instructions without
- side effect that set a subreg of an unused register.
-
- * m68k.h (PREFERRED_RELOAD_CLASS): Check for !G constants
- for DATA_OR_FP_REGS also.
-
-Fri Oct 20 18:57:10 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * genmultilib: Output negations of unused alternatives, even if
- one of the alternatives is selected.
-
-Fri Oct 20 18:48:50 1995 Jeff Law (law@hurl.cygnus.com)
-
- * integrate.c (output_inline_function): Turn on flag_no_inline
- to avoid function integration once we begin writing deferred
- output functions.
-
-Fri Oct 20 18:46:33 1995 Michael Meissner <meissner@wogglebug.tiac.net>
-
- * rs6000.c (float_conv_temp): Delete global variable.
- (stack_temps): New static array to hold stack temps.
- (offsettable_mem_operand): Delete function.
- (offsettable_addr_operand, rs6000_stack_temp): New functions.
- (output_epilog): Zero stack_temps.
-
- * rs6000.h (offsettable_addr_operand): Declare instead of
- offsettable_mem_operand.
- (PREDICATE_CODES): Use offsettable_addr_operand.
- (float_conv_temp): Delete variable.
-
- * rs6000.md (move_to_float insns): Change move_to_float so
- that it doesn't have a clobber of the memory address, and instead
- passes the stack temp's memory address as one of the unspec args.
- (fix_truncdfsi2): Use rs6000_stack_temp to allocate the temp.
- (multiply, shift insns): Fix all cases of multiply and shift insns so
- that the right mnemonics are used for -mcpu=common with both
- -m{old,new}-mnemonics.
-
-Fri Oct 20 17:58:19 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * expr.c (safe_from_p, case RTL_EXPR): Return 0 if RTL_EXPR_SEQUENCE
- exists. Delete code to return 0 if exp_rtl is zero.
-
- * function.c (init_function_start): Don't call init_insn_lengths here.
- * toplev.c (rest_of_compilation): Call it here.
-
-Thu Oct 19 19:19:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-common.c (check_format_info): Make test for null pointer
- more general.
-
-Thu Oct 19 18:56:16 1995 Satoshi Adachi (adachi@wisdom.aa.ap.titech.ac.jp)
-
- * fixincludes (stdlib.h): Be more general in edit to change
- declaration of {c,m,re}alloc.
-
-Thu Oct 19 18:48:53 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * libgcc2.c (__udiv_w_sdiv): If we don't have sdiv_qrnnd, define
- dummy variant of __udiv_w_sdiv.
-
-Thu Oct 19 18:45:21 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * alpha.h (ASM_SPEC): If GNU as is the default, then pass -g to
- the assembler if -malpha-as. If GNU as is not the default, then pass
- -g to the assembler is not -mgas.
-
- * combine.c (distribute_notes): When search for new place to put
- REG_DEAD note, call distribute_links if this new place is between
- i2 and i3, and i2 uses the register.
-
-Thu Oct 19 18:41:36 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md (float{,uns}sidf2): Rewrite to break the conversion
- process into several general insns.
- (move_to_float): New insns to move 2 integer regs into a float register
- through memory, taking endianess into account. Make sure that the
- floating temporary is a valid address. Use one temporary for all
- floats converted.
- (fix_truncdfsi2): Take endianess into account.
-
- * rs6000.c ({low_32_bit,offsettable_mem}_operand): The function
- low_32_bit_operand is now unused, delete it. New function
- offsettable_mem_operand to determine if a memory address is
- offsettable.
- * rs6000.h ({low_32_bit,offsettable_mem}_operand): Ditto.
- (PREDICATE_CODES): Ditto.
-
- * rs6000.{c,h} (float_conv_temp): New global.
- * rs6000.c (output_epilog): Zero out float_conv_temp.
-
- * Makefile.in (libgcc{1,2}.a): Allow LIB{1,2}FUNCS_EXTRA files to
- end in .S as well as .c and .asm.
-
-Wed Oct 18 17:56:45 1995 Jose Alonso (sidinf@fpsp.fapesp.br)
-
- * c-typeck.c (parser_build_binary_op): Warn about x^y==z, etc.
-
-Mon Oct 9 12:38:06 1995 Michael Meissner <meissner@cygnus.com>
-
- * protoize.c (reverse_def_dec_list): Silence compiler warnings.
-
-Mon Oct 9 12:35:54 1995 Andrew Cagney <cagney@highland.com.au>
-
- * ginclude/va-ppc.h (va_arg): Deal with long longs that would be
- passed in the 7th register, and are passed in the stack instead.
-
-Fri Oct 6 13:47:10 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * alpha.h (ASM_SPEC): Add -g.
-
-Fri Oct 6 13:42:50 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.h (alpha_{arg,auto}_offset): Make extern.
-
-Fri Oct 6 13:24:43 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (RETURN_ADDRESS_OFFSET): Correct previous change.
-
-Fri Oct 6 13:14:43 1995 Doug Evans <dje@canuck.cygnus.com>
-
- * rtlanal.c (reg_set_last): Fix call to reg_set_between_p.
-
-Tue Oct 3 12:31:38 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * stor-layout.c (layout_type, case ARRAY_TYPE): Strip MAX_EXPR
- from upper bound when computing length if it just protects against
- negative length.
-
- * expr.c (emit_move_insn_1): When doing multi-word move, show
- output is clobbered.
-
-Tue Oct 3 12:26:07 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * cse.c (set_nonvarying_address_components, case AND): Add *pend to
- end. Add constant to start instead of subtracting it.
-
-Tue Oct 3 12:23:28 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * combine.c (simplify_rtx): In code that attempts to simplify
- conditional expressions, if the result is an NE around another
- comparison, return the original expression.
-
- * longlong.h (mips umul_ppmm): Use `l' and `h' constraints;
- remove mflo and mfhi instructions.
-
-Tue Oct 3 12:21:29 1995 Michael Meissner <meissner@cygnus.com>
-
- * ginclude/va-ppc.h (va_start, stdarg case): Call
- __builtin_next_arg, and ignore the result, so that the compiler
- can report the proper error, if the second argument is not the
- last argument.
-
-Tue Oct 3 12:02:51 1995 Kohtala Marko <Marko.Kohtala@ntc.nokia.com>
-
- * function.c (assign_stack_temp): Adjust full_size field of
- temp_slot when splitting an unused slot.
-
-Tue Oct 3 11:51:59 1995 Mike Stump <mrs@cygnus.com>
-
- * expr.c (expand_builtin_return_addr): Break out functionality
- from expand_builtin.
- (expand_builtin): Call expand_builtin_return_addr.
- * rs6000.h (RETURN_ADDR_RTX): Remove call to copy_to_reg.
- Offset to return address is 4 when !TARGET_64BIT and v4_call_p,
- 8 otherwise.
- * sparc.h (RETURN_ADDR_RTX): Remove call to copy_to_reg.
- * alpha.h (RETURN_ADDR_RTX): New definition.
-
-Sun Oct 1 21:23:30 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.c (staticp, case INDIRECT_EXPR): Disable case.
-
- * expr.c (expand_expr, case COMPONENT_REF): If getting component
- of union of variable size, propagate TARGET.
-
-Fri Sep 29 07:48:09 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (store_expr): When storing promoted value, don't return
- MEM if address contains target.
-
-Thu Sep 28 14:30:03 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (rescan): Expand `#if foo && #bar' without a bogus
- complaint about preprocessor directives within macro args.
- Expand `foo' in `foo#bar' without requiring a space before `#'.
-
-Thu Sep 28 14:24:26 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.md (anonymous DImode shift patterns setting cc0): Turned
- off due to reload problems.
-
-Thu Sep 28 14:05:22 1995 Niklas Hallqvist (niklas@appli.se)
-
- * Makefile.in (USER_H): Move up so can override.
- (INSTALL_ASSERT_H): New definition.
- (install-headers): Use it.
- (stmp-int-hdrs): Handle USER_H being empty.
- * config/x-netbsd (INSTALL_ASSERT_H): Define as empty.
-
- * i386/netbsd.h (WCHAR_{TYPE,UNSIGNED,TYPE_SIZE}): Now int.
- * m68k/netbsd.h, ns32k/netbsd.h, sparc/netbsd.h: Likewise.
- * vax/netbsd.h: Likewise.
- (SIZE_TYPE): Use unsigned int.
-
- * m68k.c (output_scc_di): Swap operands when needed.
- * m68k.h (LEGITIMATE_PIC_OPERAND): Allow SYMBOL_REF_FLAG symref.
- * m68k.md: Make both assembler syntaxes do the same for PIC calls.
-
-Tue Sep 26 16:51:44 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * mips.c (override_options): Don't allow anything but integers to
- go in the HI/LO registers.
-
-Tue Sep 26 16:36:18 1995 John F. Carr <jfc@mit.edu>
-
- * c-common.c (check_format_info): Don't warn about format type
- mismatch if the argument is an ERROR_MARK.
-
-Mon Sep 25 17:50:50 1995 Craig Burley (burley@gnu.ai.mit.edu)
-
- * stor-layout.c (put_pending_sizes): New function.
- * tree.h (put_pending_sizes): Add declaration.
- * tree.c (save_expr): Return original for ERROR_MARK.
-
-Fri Sep 22 19:20:01 1995 Jeff Law (law@hurl.cygnus.com)
-
- * expr.c (expand_builtin, case BUILT_IN_MEMCPY): Strip off
- all NOP exprs from the source and destination nodes, then
- set MEM_IN_STRUCT_P.
-
-Fri Sep 22 18:50:31 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/eabi.h (ASM_OUTPUT_INT): Test for whether the integer
- being output is also a constant so &sym - &sym2 is not fixed up.
-
-Fri Sep 22 18:49:07 1995 Peter Flass (FLASS@LBDRSCS.BITNET)
-
- * i370.md (cmpsi): Add missing constraints to operand 1.
-
-Fri Sep 22 18:27:33 1995 Torbjorn Granlund <tege@matematik.su.se>
-
- * i386.h (CONST_OK_FOR_LETTER_P): Make `N' match range 0..255
- for `outb' instruction.
-
- * pyr.h (PRINT_OPERAND): Handle code `R' for REG.
- * longlong.h (pyr umul_ppmm): Use it.
-
-Fri Sep 22 18:24:38 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-parse.in (enumlist): Propagate error_mark_node.
-
- * c-aux-info.c (gen_type): Handle ERROR_MARK.
-
- * alpha.md (movdi): Avoid memory sharing problem when in reload.
-
-Wed Sep 20 14:27:09 1995 Peter Flass <flass@lbdrscs.bitnet>
-
- * mvs.h (FUNCTION_PROLOGUE): Maintain savearea forward chain
- per MVS standards.
-
-Wed Sep 20 14:20:52 1995 Torbjorn Granlund <tege@matematik.su.se>
-
- * pyr.md (cmphi recognizer): Make condition match constraints.
- (cmpqi recognizer): Likewise.
-
-Wed Sep 20 12:42:59 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * integrate.c (expand_inline_function): Do copy something setting
- the result register if it is setting it to itself and has a REG_NOTE.
-
- * integrate.c (set_decl_{origin_self,abstract_flags}): Treat
- a DECL_INITIAL of error_mark_node the same as one of NULL_TREE.
-
-Tue Sep 19 19:30:18 1995 Dave Pitts (dpitts@nyx.cs.du.edu)
-
- * i370.md (cmphi, movhi, movstricthi, extendhisi2): Correct generation
- of short integer (Halfword)
- ({add,sub,mul,and,ior,xor}hi3): Likewise.
- * i370/mvs.h (MACROPROLOGUE): New macro.
- (FUNCTION_{PRO,EPI}LOGUE): Added ability to use IBM supplied function
- prologue macros.
- (FUNCTION_PROLOGUE): Corrected function "in-line" prologue alignment
- problems.
- (ASM_DECLARE_FUNCTION_NAME): Changed alignment to FullWord.
- (ASM_OUTPUT_{SHORT,ASCII}): Reworked.
-
-Tue Sep 19 19:22:15 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * winnt/win-nt.h: Renamed from winnt/win-nt.h.
- (LINK_SPEC): Add -noinhibit-exec.
- * {alpha,i386}/win-nt.h: Renamed from {alpha,i386}/winnt.h.
- Include winnt/win-nt.h, not winnt/winnt.h.
- * winnt/oldnames.c: New file.
- * winnt/headers.mak (fixinc-nt.obj): Fix typo.
- * winnt/config-nt.bat: Change winnt.h to win-nt.h.
- * i386/config-nt.sed: Likewise.
- * configure ({alpha,i386}-*-winnt3*): Likewise.
-
-Mon Sep 18 14:00:45 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
-
- * 1750a.h (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
- Added R2 and R0_1.
- (REG_CLASS_FROM_LETTER): New letters 't' and 'z'.
- (EXTRA_CONSTRAINT): New letter 'Q'.
-
-Sun Sep 17 12:39:22 1995 Jeff Law (law@snake.cs.utah.edu)
-
- * pa.h (ASM_DECLARE_FUNCTION_NAME): If a parameter's type
- has TYPE_NEEDS_CONSTRUCTING on, then it's passed by invisible
- reference.
-
-Sat Sep 16 17:42:33 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * loop.c (find_and_verify_loops): Fix error in last change.
-
-Sat Sep 16 08:38:22 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.h (GO_IF_LEGITIMATE_ADDRESS): Disallow SYMBOL_REF for
- current function.
-
- * cse.c (recorded_label_ref): New variable.
- (insert): Set instead of cse_jumps_altered.
- (cse_main): Initialize it and return 1 if nonzero at end.
-
-Fri Sep 15 18:26:49 1995 Torbjorn Granlund (tege@matematik.su.se)
-
- * fold-const (div_and_round_double): Change `carry', `quo_est',
- and `scale' from plain int to `unsigned HOST_WIDE_INT'.
-
-Fri Sep 15 18:24:24 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * cse.c (insert): Set cse_jumps_altered when inserting a LABEL_REF.
-
-Fri Sep 15 17:29:41 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
-
- * 1750a.c (b_mode_operand): New function.
- (print_operand): Added code 'Q'.
-
-Fri Sep 15 17:27:23 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * loop.c (find_and_verify_loops): When moving exit blocks out of
- the loop, verify that the target of P is within the current loop.
-
- * reorg.c (fill_slots_from_thread): Update thread if it is split.
-
-Fri Sep 15 17:06:51 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md (decrement_and_branchsi and related insns): Don't use
- a "2" to select a register preference for operand 1 if operand 2
- hasn't been seen yet.
- Add appropriate clobbers in decrement_and_branchsi.
- Add patterns where the pc/label_ref are interchanged.
-
- * Makefile.in (gnucompare, stmp-multilib-sub): Remove extra . in
- front of $(objext).
-
- * rs6000.c (output_toc): Align DF constants if STRICT_ALIGNMENT.
-
- * config/fp-bit.c (FLO_union_type): Add words field if double
- precision to get at the separate words.
- (FLO_union_type, pack_d, unpack_d): Use FLOAT_BIT_ORDER_MISMATCH
- to determine when the bitfields need to be reversed, and
- FLOAT_WORD_ORDER_MISMATCH when the words need to be reversed.
-
-Fri Sep 15 16:41:43 1995 Jeff Law (law@snake.cs.utah.edu)
-
- * reorg.c (fill_simple_delay_slots): When filling insn's delay slot
- with JUMP_INSN, don't assume it immediately follows insn on
- unfilled slots obstack.
-
- * Makefile.in (caller-save.o): Depend on insn-codes.h.
-
-Thu Sep 14 17:41:49 1995 Jim Meyering (meyering@comco.com)
-
- * protoize.c (do_cleaning): Don't blank out backslash-escaped
- newlines in double quoted strings.
-
-Thu Sep 14 16:20:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * emit-rtl.c (gen_lowpart): If gen_lowpart_common fails
- for a REG, load it into a pseudo and try again.
-
-Thu Sep 14 14:15:16 1995 Stan Cox (coxs@dg-rtp.dg.com)
-
- * m88k.h (VERSION_INFO1): Removed BCS reference.
- * m88k/dgux.h (ASM_SPEC, *_LEGEND):
- Added -mno-legend option. -mstandard no longer implies that
- legend information not be produced.
- (LINK_SPEC): Removed -z text
-
-Tue Sep 12 19:05:39 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * cccp.c (is_system_include): Call skip_redundant_dir_prefix.
-
-Tue Sep 12 18:58:21 1995 John Carr <jfc@mit.edu>
-
- * sparc.md: Change `*return "string"' to "string" in patterns.
-
-Tue Sep 12 18:48:47 1995 Craig Burley (burley@gnu.ai.mit.edu)
-
- * function.c (put_var_into_stack): For CONCAT case, order of
- placement depends on FRAME_GROWS_DOWNWARD, not STACK_GROWS_DOWNWARD.
-
-Tue Sep 12 18:34:10 1995 Doug Evans <dje@canuck.cygnus.com>
-
- * va-sparc.h (v9 varargs va_start): Handle __builtin_va_alist
- being stack argument.
-
- * sparc.h (STATIC_CHAIN_REGNUM): Use %g5 for sparc64.
- (TRAMPOLINE_TEMPLATE): Rewrite for sparc64.
- (TRAMPOLINE_SIZE): Is 40 for sparc64.
- * sparc.c (sparc64_initialize_trampoline): Rewrite.
-
-Tue Sep 12 18:30:22 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * cp/Make-lang.in (cc1plus) : Removed unnecessary $(exeext).
-
- * configure: Added code to handle gcc_extra_objs.
- (alpha-winnt): Changed xmake_file to winnt/x-winnt.
- Added extra_gcc_objs=spawnv.o; changed extra_programs to ld.exe.
- (i386-winnt): Changed xmake_file to winnt/x-winnt.
- Added extra_gcc_objs=spawnv.o; changed extra_programs to ld.exe.
- * configure.bat: Changed to used common winnt/config-nt.bat.
- * Makefile.in: Changed various .o's to .$(objext)'s
- (specs): Removed unnecessary $(exeext).
- (EXTRA_GCC_OBJS): New variable.
- (clean): Removed $(LIB2FUNCS_EXTRA)
- * objc/Makefile: Changed archive command for libobjc.a to use $?
- for objects.
-
- * alpha/x-winnt, i386/x-winnt: Deleted.
- * alpha/config-nt.bat, i386/config-nt.bat: Deleted.
- * alpha/config-nt.sed, i386/config-nt.sed: Moved architecture
- independent commands to config/winnt/config-nt.sed.
- * alpha/winnt.h: Added -D_M_ALPHA to CPP_PREDEFINES.
- Changed LIB_SPEC to be compatible with Gnu ld for NT.
- * i386/winnt.h: Added -D_cdecl=__attribute__((__cdecl__)).
- Change LIB_SPEC to be compatible with Gnu ld for NT.
- * winnt/config-nt.bat, winnt/config-nt.sed: New files.
- * winnt/dirent.{c,h}, winnt/fixinc-nt.c, winnt/headers.mak: New files.
- * winnt/ld.c: Changed precedence of libraries to look for
- libfoo.lib before libfoo.a
- Changed to work like Gnu ld for NT.
- * winnt/libgcc.mak, winnt/mklibgcc.c: New files.
- * winnt/spawnv.c: Changed spawn function entry points to __spawn*
- instead of spawn*.
- * winnt/x-winnt: New file.
- * fixinc-nt.sed: New file.
- * fixinc.winnt: Rewritten to use fixinc-nt.sed.
-
- * gcc.c: Remove fix_argv kludge.
-
-Tue Sep 12 13:24:17 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (power subdi3 pattern): Fix pattern to have 5
- alternatives, and correct 4th alternative to match reality.
-
- * rs6000.md (adddi3, subdi3, negdi2): Add constraints so output reg
- does not overlap one reg with one of the inputs.
-
-Tue Sep 12 13:09:48 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.c (output_scc_di): Fixed for non-SGS_CMP_ORDER syntax.
-
- * collect2.c (scan_libraries): Cast lsyms' alloca to LDSYM*.
-
-Tue Sep 12 13:04:12 1995 Niklas Hallqvist (niklas@appli.se)
-
- * stmt.c (expand_start_stmt_expr): Do stack adjust in right place.
-
- * stdarg.h (__gnuc_va_list): Make char * for NetBSD.
-
-Tue Sep 12 12:44:46 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * ginclude/va-ppc.h (va_arg): Reorganize to avoid BIND_EXPRs of
- aggregate or array type.
-
-Tue Sep 12 12:42:27 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * fixincludes: Fix HP/UX <sys/file.h> for g++ -pedantic-errors.
-
- * fixincludes (curses.h): typedef bool need not take up entire line.
-
-Mon Sep 11 19:05:42 1995 Stan Cox (coxs@dg-rtp.dg.com)
-
- * c-typeck.c (digest_init): Don't recursively call digest_init
- when in traditional mode if the type is invalid.
-
-Mon Sep 11 18:58:26 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
-
- * 1750a.md: Added DLB/DSTB peepholes for HFmode.
- Corrected mnemonics for HImode DSTB peephole.
-
-Mon Sep 11 18:48:06 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * config/fp-bit.c (FLO_union_type): Remove bitfields to set sign,
- exponent, and mantissa, and add value_raw field, which is an
- integer of the appropriate type. If _DEBUG_BITFLOAT is defined,
- provide little and big endian bitfields. If the macro
- FLOAT_BIT_ORDER_MISMATCH is defined, use explicit bitfields.
- (pack_d, unpack_d): Switch to use value_raw and explicit shifts
- and masks so that we don't have to worry about whether the target
- is big or little endian unless FLOAT_BIT_ORDER_MISMATCH is
- defined. If single precision floating point, rename to pack_f and
- unpack_f, so there is no confusion in the debugger.
-
- * rs6000.h (rs6000_abi): New enumeration to describe which
- ABI we're conforming to.
- (rs6000_stack): Use abi enum, not AIX vs. V.4 boolean.
- (ASM_OUTPUT_OPTIONS): New macro to print output options in .s file.
- (ASM_FILE_START): Use it.
- (output_options,rs6000_float_const): Declare new functions.
-
- * rs6000.c (output_option{,s}): New functions to write -f, -m,
- and -W options to the asm file.
- (rs6000_float_const): New function to generate floating point
- constants portably used in signed,unsigned -> double conversions.
- (rs6000_stack_info,debug_stack_info): Use ABI enumeration instead
- of AIX vs. V.4 boolean.
-
- * rs6000.md (float{,uns}sidf2): Call rs6000_float_const to
- portably build the proper floating point constant for conversions.
- (movdi): Properly handle movdi of CONST_{INT,DOUBLE} on little
- endian systems.
-
- * rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): Define to be 0/1
- depending on the target endianess.
- (ASM_FILE_START): Define, to call output_options in addition to
- output_file_directive.
- (TRAMPOLINE_SIZE): Correct size to match code.
-
- * rs6000/eabi{,le}sim.h (CPP_SPEC): Define the correct endian
- macro for varargs/stdargs use.
-
-Mon Sep 11 18:41:58 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * c-decl.c (redeclaration_error_message): For TYPE_DECLs, return 0
- if TYPE_MAIN_VARIANT of old type is same as new type.
-
-Mon Sep 11 17:39:35 1995 Rob Ryan (robr@cmu.edu)
-
- * xcoffout.c (xcoff_inlining): New variable, used in place of
- xcoff_current_include_file when determining whether to use
- absolute line numbers.
- (xcoffout_source_file): Switched to using xcoff_inlining to
- determine when to emit .bi/.ei directives.
-
-Mon Sep 11 16:55:06 1995 Torbjorn Granlund <tege@matematik.su.se>
-
- * m68k.md (cmpdi): Change patterns to allocate scratch register at
- RTL generation time.
- (tstdi): Likewise.
-
-Sun Sep 3 09:03:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (size_binop): Don't pass 1 to NOTRUNC.
-
-Thu Aug 31 19:27:00 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
-
- * libgcc2.c: Include longlong.h.
- [L_udivdi3 || L_divdi3 || L_umoddi3 || L_moddi3] (__udivmoddi4):
- Define this `static inline' when defining these, so they all
- remain leaf functions.
-
-Thu Aug 31 18:38:21 1995 Paul Eggert <eggert@twinsun.com>
-
- * c-parse.in (ends_in_label): New %union member.
- (stmts, stmt_or_label): Use new member to avoid lexical lookahead hack.
- (lineno_stmt_or_labels): New rule.
- (lineno_stmt_or_label, stmt_or_label): Yield nonzero if it ends
- in a label.
-
-Thu Aug 31 08:31:40 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * cse.c (canon_hash, CONST_DOUBLE): Hash integer and real
- differently.
- * varasm.c (struct rtx_const): Add new field DI to union.
- (decode_rtx_const, case CONST_DOUBLE): Use to hash CONST_DOUBLE
- representing an integer.
-
- * va-alpha.h (__gnuc_va_list): Make __offset an int.
- * alpha.c (alpha_builtin_saveregs): Properly compute address
- of __offset both OSF and WINNT.
-
- * xm-alpha.h (sbrk): Don't define here.
- * gmon.c (sbrk): Define here for __alpha.
- * toplev.c (sbrk): Likewise.
- * mips-tfile.c (malloc, calloc, realloc): Don't define for anybody.
-
- * reload.c (push_reload): Add case for output reload of a SUBREG
- of a hard reg when output mode is invalid for that mode.
- In both that case and existing case for in, don't remove SUBREG.
- * reload1.c (emit_reload_insns): Emit RELOAD_OTHER output reloads last.
-
-Tue Aug 29 19:16:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-common.c (decl_attribute, case A_PACKED): Check is_type first.
- (decl_attribute, case A_T_UNION): Likewise.
- Don't access TYPE_FIELDS if DECL is zero.
- * c-decl.c (finish_struct): If transparent_union attribute
- specified, validate it once we finish laying the union out.
-
-Mon Aug 28 05:58:03 1995 Paul Eggert <eggert@twinsun.com>
-
- * arm.c (arm_gen_movstrqi): Remove unused variable const_sxteen.
-
- * bi-lexer.c (buffer, inpoint): Remove unused variables.
-
- * i370/mvs.h, i370/mvs370.c (mvs_label_emitted): Renamed
- from mvs_label_emited.
-
- * msdos/configur.bat: Fix misspelling of `maintainer-clean'.
-
-Sat Aug 26 06:57:17 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * reload.c (push_secondary_reload): If X is a paradoxical SUBREG,
- get mode and thing to reload from inside.
- * reload1.c (emit_reload_insns): Do nothing for SUBREG whose
- operand is unused subsequently.
- In secondary reload case, if paradoxical SUBREG for output, reload
- thing inside SUBREG, just like gen_reload.
-
-Fri Aug 25 19:26:53 1995 Paul Eggert <eggert@twinsun.com>
-
- * c-typeck.c (set_init_label): Don't die if an entire
- brace-pair level is superfluous in the containing level.
-
-Fri Aug 25 19:22:46 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * configure (powerpc{,le}-eabisim): Add support for a new target
- that works under the PSIM simulator.
- * rs6000/eabisim.h, rs6000/eabilesim.h, rs6000/t-eabisim: New files.
-
- * rs6000/eabi.h (STRICT_ALIGNMENT): If little endian, always set
- strict alignment to 1.
-
-Fri Aug 25 19:22:23 1995 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md ({add,sub,mulsi}di3): Support both endian possibilities.
- (negdi2): Likewise.
-
-Fri Aug 25 19:10:41 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
-
- * 1750a.md: Added peephole definitions for Load/Store Base insns
- and eliminating redundant load in an equivalent store/load sequence.
-
-Fri Aug 25 18:33:27 1995 Craig Burley (burley@gnu.ai.mit.edu)
-
- * toplev.c (report_error_function): Don't attempt to use input
- file stack to identify nesting of #include's if file name oflocation
- diagnosed is not same as input_filename.
-
-Fri Aug 25 07:31:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * integrate.c (output_inline_function): Switch to function obstack.
-
-Mon Aug 21 13:29:54 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * i386.c (arithmetic_comparison_operator): New function.
- (print_operand): Take into account that overflow flag is not
- set the same as after a compare instruction.
- * i386.md (decrement_and_branch_until_zero): Use
- arithmetic_comparison_operator to decide if there is comparison
- suitable to be expressed by condition code from an arithmetic op.
-
-Mon Aug 21 13:26:13 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.md (adddi3, subdi3): "&" added to clobber's constraints.
-
-Mon Aug 21 12:11:14 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * t-sparclite (MULTILIB_*, LIBGCC, INSTALL_LIBGCC): Define.
-
- * sh.md (movdi-1, movdf-1): Make conditional on reload_completed,
- delete conditions checking for pseudo registers and Q addresses.
- Add code to handle SUBREG.
-
- * local-alloc.c (wipe_dead_reg): Make a register mentioned in a
- REG_INC note die after the instruction.
-
- * m68k.md: For all dbra pattern, change constraint from 'g' to 'd*g'.
-
- * Makefile.in: (underscore.c): Rename rule to stamp-under, and
- touch stamp-under at the end. Add new rule for underscore.c that
- depends on stamp-under.
-
- * sh.c (reg_unused_after): For a SEQUENCE, make sure all insns are
- safe before returning 1.
-
- * sh.h (PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN): Define.
-
- * sh.c (output_stack_adjust): Add new argument reg. Use it instead
- of stack_pointer_rtx.
- (sh_expand_prologue, sh_expand_epilogue): Pass new argument to
- output_stack_adjust.
-
-Sat Aug 19 17:34:15 1995 Jim Wilson <wilson@phydeaux.cygnus.com>
-
- * sparc/gmon-sol2.c (_mcount): Define.
- * sparc/sol2.h (STARTFILE_SPEC, ENDFILE_SPEC): Delete superfluous
- -pg tests.
- (LINK_SPEC): Add libp directories to -Y when -pg.
-
- * unroll.c (calculate_giv_inc): Handle increment computed by ASHIFT.
-
-Sat Aug 19 17:28:56 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.md (subdi3): Should not be commutative.
- (one_cmpldi2): Fixed typo with register operand.
-
-Sat Aug 19 17:20:43 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (output_prolog): Fixup code to set stack pointer
- if stack size > 32k.
- * rs6000.md (sync_isync): Renamed from sync; added an isync insn
- after the sync to properly deal with PowerPC's with split I/D caches.
- * sysv4.h (INITIALIZE_TRAMPOLINE): Sync function now named sync_isync.
-
-Sat Aug 19 17:07:09 1995 Doug Evans <dje@canuck.cygnus.com>
-
- * h8300.h (STATIC_CHAIN_REGNUM): Use r3.
- (REGISTER_NAMES): Print r7 as sp.
- (ADDITIONAL_REGISTER_NAMES): Recognize r7.
- (ASM_OUTPUT_ALIGN): Alignment is power of 2.
- * h8300.md (fancy_btst,fancy_btst1): Branch target must be
- operand 0 for length attribute to work.
-
-Sat Aug 19 16:43:11 1995 Paul Franklin <paul@cs.washington.edu>
-
- * assert.h: Declare __eprintf with attribute noreturn.
-
-Sat Aug 19 16:40:12 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * stddef.h: Don't define wchar_t if __cplusplus is defined.
-
-Tue Aug 15 18:01:01 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (warning_with_line): Fix typo in declaration when
- !HAVE_VPRINTF and defined (__STDC__).
-
-Tue Aug 15 17:57:54 1995 Stephen L Moshier <moshier@world.std.com>
-
- * real.c (ediv, emul): Set sign bit of IEEE -0.0 result.
-
-Tue Aug 15 17:49:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (safe_from_p): Only safe if EXP is variable-size and X
- is BLKmode.
-
- * stmt.c (fixup_gotos): When some fixups done, reset to point
- to next instead of zeroing TREE_VALUE, which may be shared.
-
-Mon Aug 14 09:15:45 1995 Doug Evans <dje@canuck.cygnus.com>
-
- * m68k/m68kemb.h (STARTFILE_SPEC): Define as empty.
-
-Mon Aug 14 09:08:57 1995 Pat Rankin <rankin@eql.caltech.edu>
-
- * vax.c (vms_check_external): Update `pending_head' properly
- when the first list element is removed.
-
-Mon Aug 14 09:01:32 1995 Jeffrey A. Law <law@adder.cygnus.com>
-
- * pa.md (call expanders): Emit a blockage insn after restoring
- %r19 when generating PIC.
-
-Sun Aug 13 21:58:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * toplev.c (main): Change text of unsupported -g option warning.
-
-Sun Aug 13 21:47:57 1995 Andrew McCallum <mccallum@graphite.cs.rochester.edu>
-
- * objc/selector.c (sel_get_any_typed_uid): New function.
- * objc/objc-api.h (sel_get_any_typed_uid): Declare new function.
-
-Sun Aug 13 21:43:17 1995 John Carr <jfc@mit.edu>
-
- * c-typeck.c (c_expand_asm_operands): Check for read-only output
- operand where the variable is read-only but the type is not.
-
-Sun Aug 13 21:16:12 1995 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.c (direct_return): Epilogue required if CR saved.
-
-Sun Aug 13 19:09:25 1995 Jeff Law (law@snake.cs.utah.edu)
-
- * configure (hppa1.?-hp-hpux10): Recognize and treat just like hpux9.
-
-Sun Aug 13 19:07:23 1995 Doug Evans <dje@canuck.cygnus.com>
-
- * i960.md (movdi matchers): Fix src/dest order in unaligned
- reg->reg case.
-
-Sun Aug 13 18:49:01 1995 DJ Delorie <dj@delorie.com>
-
- * i386/xm-dos.h (HAVE_STRERROR): New definition.
-
- * msdos/configur.bat: Add missing carriage return.
-
-Sun Aug 13 18:40:55 1995 Andrew Cagney <cagney@highland.com.au>
-
- * Makefile.in (USER_H): Add va-ppc.h.
-
-Sun Aug 13 18:36:17 1995 M. Warner Losh <imp@village.org>
-
- * stmt.c (expand_asm_operands): Type '0'..'4' operands may
- allow regs, so move them to the default case.
-
-Sun Aug 13 18:32:35 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (warning_with_line): New function.
- (trigraph_pcp): Use it, to avoid reporting line number.
- (vwarning_with_line): Don't report line number if zero.
-
-Sun Aug 13 18:23:08 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * toplev.c (vmessage): Support four arguments.
-
-Sun Aug 13 18:19:51 1995 Michael Meissner <meissner@cygnus.com>
-
- * ginclude/stdarg.h: Add ppc svr4 calling sequence support.
- * ginclude/varargs.h: Likewise.
- * ginclude/va-ppc.h: New file.
-
-Sun Aug 13 18:05:20 1995 Michael Gschwind <mike@donoussa.vlsivie.tuwien.ac.at>
-
- * configure (pdp-*-*): Add support for t-pdp11.
- * t-pdp11: New file.
- * Makefile.in (LIBGCC2_CFLAGS): Add TARGET_LIBGCC2_CFLAGS.
-
-Sun Aug 13 14:50:58 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * final.c (final_start_function): Always call sdbout_begin_function
- and xcoffout_begin_function, even if no line number info.
-
- * mips/abi64.h (SETUP_INCOMING_VARARGS): In if statement, only
- subtract one for stdarg. Don't subtract PRETEND_SIZE from
- argument pointer when calculating stack address.
- * mips.h (INITIAL_ELIMINATION_OFFSET): For 64 bit ABI, subtract
- current_function_pretend_args_size when converting from argument
- pointer.
- * va-mips.h (va_start): For stdarg, delete separate define for
- 64 bit ABI. For varargs, don't subtract 64, and only add -8 when
- all argument registers are used.
-
- * gcc.c (main): When concat gcc_exec_prefix and
- standard_startfile_prefix, put machine_suffix in the middle.
-
- * iris6.h (INIT_SECTION_ASM_OP): Don't define.
- (LD_INIT_SWITCH, LD_FINI_SWITCH, HAS_INIT_SECTION): Don't undef.
- (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Ifdef out.
- * configure (mips-sgi-irix6, mips-sgi-irix5cross64): Define
- use_collect2 to yes.
-
- * combine.c (move_deaths): When have a multi-reg hard register,
- if don't find a note, then recur for each individual hard register.
-
- * cse.c (set_nonvarying_address_components): Handle addresses
- which are the sum of two constant pseudo regs.
- (cse_rtx_addr_varies_p): Likewise.
-
- * Makefile.in (gfloat.h): Add a - before the rm command.
-
- * loop.c (find_and_verify_loops): Set dest_loop only if
- JUMP_LABEL (insn) is non-zero.
-
-Mon Jul 31 14:31:53 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * fixincludes: Avoid clobbering VxWorks drv/netif/if_med.h file.
-
-Sat Jul 29 16:21:42 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * collect2.c: (XCOFF_SCAN_LIBS): Define if OBJECT_FORMAT_COFF and
- XCOFF_DEBUGGING_FORMAT.
- (SCAN_LIBRARIES): Also define if XCOFF_SCAN_LIBS.
-
-Sat Jul 29 16:19:42 1995 Stuart D. Gathman <stuart@bmsi.com>
-
- * collect2.c (scan_libraries): Implement for AIX.
-
-Sat Jul 29 09:59:33 1995 Michael Gschwind <mike@lanai.vlsivie.tuwien.ac.at>
-
- * configure: (pdp11-*-bsd) New target.
- * 2bsd.h: New file.
-
- * pdp11.c (output_move_double): Handle CONST_INT parameters properly.
- * pdp11.h (RTX_COSTS): Fill in missing default values.
- * pdp11.md (truncdfsf2, extendsfdf2, floatsidf2, fix_truncdfsi2):
- Allow register parameters, required by gcc to generate correct code.
- * xm-pdp11.h: Include tm.h.
-
-Sat Jul 29 09:55:17 1995 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * configure (m68k-*-linux*aout*, m68k-*-linux*): New targets.
- * m68k/linux-aout.h, m68k/linux.h, m68k/t-linux, m68k/xm-linux.h: New.
- * m68k.md [USE_GAS]: Output `jbsr' instead of `jsr' for normal
- function calls and `bsr.l' instead of `bsr' for pic function calls.
-
-Sat Jul 29 09:44:13 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * sh.h (CAN_DEBUG_WITHOUT_FP): Comment out.
-
- * reload.c (find_reloads_address_1, case PLUS): When handle SUBREG,
- add SUBREG_WORD offset to SUBREG_REG register number.
- (find_reloads_address_1, case SUBREG): If a pseudo register inside
- a SUBREG is larger than the class, then reload the entire SUBREG.
- * sh.h (SUBREG_OK_FOR_INDEX_P): New macro.
- (INDEX_REGISTER_RTX_P): Use it.
-
-Sat Jul 29 09:33:19 1995 Doug Evans <dje@canuck.cygnus.com>
-
- * mips/netbsd.h (CPP_SPEC): Fix typo.
-
- * configure (a29k-*-vxworks*): Define extra_parts for crt{begin,end}.o.
- * t-a29k, t-a29kbase, t-vx29k ({,CROSS_}LIBGCC1): Define as empty.
-
-Sat Jul 29 09:15:17 1995 Jeffrey A. Law <law@rtl.cygnus.com>
-
- * pa/lib2funcs.asm (gcc_plt_call): Rewrite to avoid the need
- for being called by _sr4export. Inline expand $$dyncall to
- avoid the need for long-call and PIC support.
-
-Sat Jul 29 07:30:04 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
-
- * ms1750.inc (ucim.m, ucr.m, uc.m): New.
- * 1750a.md (cmpqi): Account for unsigned comparisons.
- (rotrqi3, rotrhi3): Reworked.
- * 1750a.c (notice_update_cc): INCM and DECM set condition codes.
- (unsigned_comparison_operator, next_cc_user_is_unsigned): New fcns.
- * 1750a.h (FUNCTION_EPILOGUE): Local variables freed from SP, not FP.
- (ASM_OUTPUT_BYTE): Make distinct from ASM_OUTPUT_CHAR.
- (ASM_OUTPUT_CONSTRUCTOR): Add FILE arg to assemble_name.
-
-Fri Jul 28 09:40:07 1995 Jeffrey A. Law <law@rtl.cygnus.com>
-
- * pa.h (DO_GLOBAL_DTORS_BODY): Use an asm statement to keep optimizer
- from deleting an assignment it believes dead.
-
-Fri Jul 28 08:47:51 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * unroll.c (unroll_loop): When preconditioning, output code to
- execute loop once if initial value is greater than or equal to final
- value.
-
- * configure (lang_specs_files, lang_options_files): Add $srcdir to
- file names when adding them to these variables.
-
- * c-typeck.c (pointer_int_sum): Don't distribute if intop is unsigned
- and not the same size as ptrop.
-
- * function.c (assign_stack_temp): When split a slot, set base_offset
- and full_size in the newly created slot.
- (combine_temp_slots): Update full_size when slots are combined.
-
- * sh.c (reg_unused_after): New function.
- * sh.md (define_peephole): Add peepholes to use r0+rN addressing mode
- for some address reloads.
-
- * final.c (final_start_function): If SDB_DEBUG, call
- sdbout_begin_function. If XCOFF_DEBUG, call xcoffout_begin_function
- instead of xcoffout_output_first_source_line.
- (final_scan_insn): Don't call sdbout_begin_function or
- xcoffout_begin_function.
- * xcoffout.c (xcoffout_output_first_source_line): Delete.
- (xcoffout_begin_function): Call dbxout_parms and
- ASM_OUTPUT_SOURCE_LINE.
-
- * va-mips.h: Change every occurance of #if __mips>=3 to
- #ifdef __mips64.
- * mips/abi64.h (CPP_SPEC): Output -D__mips64 when -mips3, or -mips4,
- or -mgp64. Output -U__mips64 when -mgp32.
- * mips/dec-bsd.h, mips/elf64.h, mips/iris3.h: Likewise.
- * mips/iris5.h, mips/mips.h, mips/netbsd.h, mips/osfrose.h: Likewise.
-
- * i960.c (i960_function_epilogue): Don't clear g14 for functions with
- an argument block.
- (i960_output_reg_insn): Likewise.
- (i960_output_call_insn): Clear g14 for functions wtih an argument
- block.
-
-Fri Jul 28 08:43:52 1995 Doug Evans <dje@canuck.cygnus.com>
-
- * i960.c (i960_arg_size_and_align): Correct alignment of XFmode
- values in library calls.
- * i960.md (movdi matchers): Support odd numbered regs.
-
-Fri Jul 28 08:37:25 1995 Michael Gschwind <mike@lanai.vlsivie.tuwien.ac.at>
-
- * pdp11.md (divhi3, modhi3, divmodhi4): Rewrite.
-
-Wed Jul 26 10:15:52 1995 Hallvard B Furuseth (h.b.furuseth@usit.uio.no)
-
- * collect2.c (end_file): Fix typo in error message text.
-
-Wed Jul 26 09:22:22 1995 Jeff Law (law@snake.cs.utah.edu)
-
- * xm-pa.h (USE_C_ALLOCA): Always define.
- * xm-pahpux.h (USE_C_ALLOCA): Likewise.
-
- * x-pa (CC): Remove useless definition.
- * xm-pa.h (HAVE_STRERROR): Define.
- (__BSD_NET2__): Define.
-
-Wed Jul 26 09:10:25 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * expr.c (preexpand_calls): Don't look past a CLEANUP_POINT_EXPR.
-
-Wed Jul 26 08:43:42 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * cse.c (cse_insn): When do special handling for (set REG0 REG1),
- must delete REG_EQUAL note from insn if it mentions REG0.
-
- * loop.c (find_and_verify_loops): When moving blocks of code, verify
- that the just destination is not in an inner nested loop.
- (mark_loop_jump): Don't mark label as loop exit if it jumps to
- an inner nested loop.
-
-Wed Jul 26 08:40:31 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (do_include, read_name_map): Omit leading "./" and
- trailing "/" when it makes sense.
- (skip_redundant_dir_prefix): New function.
-
-Wed Jul 26 08:36:41 1995 Michael Meissner <meissner@cygnus.com>
-
- * stmt.c (emit_nop): Do not emit a nop if there is a single
- insn before a label or at the start of a function.
-
-Wed Jul 26 08:21:21 1995 Doug Evans <dje@cygnus.com>
-
- * Makefile.in (gfloat.h): Delete previous copy before updating.
-
-Wed Jul 26 08:18:29 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
-
- * Makefile.in (STAGESTUFF): Add stamp-crtS.
- (crtbeginS.o, crtendS.o, stamp-crtS): New rules; just like
- crtbegin.o et al, but compiled using -fPIC.
- * configure (*-*-gnu*): Add crtbeginS.o and crtendS.o to $extra_parts.
-
-Wed Jul 26 08:11:52 1995 Michael Gschwind <mike@java.vlsivie.tuwien.ac.at>
-
- * pdp11.md: Fixed typos ('bhos' -> 'bhis').
-
-Wed Jul 26 08:05:41 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * hp320.h, m68k.h, m68kv4.h (LEGITIMATE_PIC_OPERAND_P): Reject
- CONST_DOUBLE with MEM with invalid pic address.
- * reload1.c (real.h): Include it.
- * Makefile.in (reload1.o): Depends on real.h.
-
-Wed Jul 26 07:58:22 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * gcc.c (MULTILIB_DIRS): Provide default if not defined.
- (multilib_defaults): New static variable.
- (default_arg): New static function.
- (set_multilib_dir): Ignore default arguments.
- (print_multilib_info): Ignore entries which use default arguments.
-
-Tue Jul 25 10:06:09 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md (allocate_stack): Don't copy the LR register to
- the new stack end.
- * rs6000.c (rs6000_stack_info): Correctly store the LR in
- the caller's frame, not the current frame, for V.4 calls.
- * rs6000/eabi.asm (_save*, _rest*): Provide all mandated V.4 save
- and restore functions, except for the save*_g functions which
- return the GOT address.
-
-Fri Jul 21 14:24:25 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/eabi.h (__eabi): Load up r13 to be the small data
- pointer, unless -mrelocatable.
-
- * rs6000/aix3newas.h (LINK_SPEC): Import machine independent
- functions if -mcpu=common.
- * rs6000/milli.exp: Import file referenced in aix3newas.h.
-
- * rs6000/eabi.asm (__eabi): Support for fixing up user initialized
- pointers when -mrelocatable is used.
- * rs6000/eabi.h (ASM_OUTPUT_INT): Record any pointers initialized
- by the user if -mrelocatable, to be fixed up by __eabi.
- (CONST_SECTION_ASM_OP): If -mrelocatable, put read-only stuff in .data,
- not .rodata, to allow user initialized pointers to be updated by __eabi.
-
- * rs6000.h (TARGET_SWITCHES): Add -mdebug-{stack,arg}.
- (TARGET_{ELF,NO_TOC,TOC}): Add defaults for non system V.
- (rs6000_stack): New structure to describe stack layout.
- (RS6000_{REG_SAVE,SAVE_AREA,VARARGS_*}): New macros used to
- support both AIX and V.4 calling sequences.
- (FP_ARG_*, GP_ARG_*): Ditto.
- (FP_SAVE_INLINE): Ditto.
- (STARTING_FRAME_OFFSET): Modify to support both AIX and V.4
- calling sequences.
- (FIRST_PARM_OFFSET): Ditto.
- (REG_PARM_STACK_SPACE): Ditto.
- (STACK_POINTER_OFFSET): Ditto.
- (FUNCTION_ARG_REGNO_P): Ditto.
- ({,INIT_}CUMULATIVE_ARGS): Ditto.
- (LEGITIMATE_LO_SUM_ADDRESS_P): Ditto.
- (FUNCTION_ARG{,_ADVANCE,PARTIAL_NREGS,PASS_BY_REFERENCE}): Ditto.
- (SETUP_INCOMING_VARARGS): Ditto.
- (EXPAND_BUILTIN_SAVEREGS): Ditto.
- (CAN_ELIMINATE): Ditto.
- (INITIAL_ELIMINATION_OFFSET): Ditto.
- (LEGITIMATE_CONSTANT_POOL_{BASE,ADDRESS}_P): Ditto.
- (GO_IF_{LEGITIMATE_ADDRESS,MODE_DEPENDENT_ADDRESS}): Ditto.
- (LEGITIMIZE_ADDRESS): Ditto.
- (CONST_COSTS): Ditto.
- (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Ditto.
- (ASM_OUTPUT_REG_{PUSH,POP}): Use reg_names to print registers.
- (function declarations): Add new rs6000.c function declarations,
- and delete decls of deleted functions.
- (SHIFT_COUNT_TRUNCATED): Parenthesize the expression.
-
- * rs6000.c (init_cumulative_args): New function to support AIX
- and V.4 calling sequences.
- (function_arg{,_advance,partial_nregs,pass_by_reference}): Ditto.
- (setup_incoming_varargs): Ditto.
- (expand_builtin_saveregs): Ditto.
- (rs6000_stack_info): Ditto.
- (debug_stack_info): Ditto.
- (direct_return): Changes to support AIX and V.4 calling sequences.
- (first_reg_to_save): Ditto.
- (svr4_traceback): Ditto.
- (output_{prolog,epilog}): Ditto.
- (print_operand): Use reg_names to print registers. Add support
- for V.4 HIGH/LO_SUM address modes.
- (must_save_cr): Function deleted, in rewrite of AIX/V.4 calling
- sequence support.
- (rs6000_sa_size): Ditto.
- (rs6000_pushes_stack): Ditto.
- (output_toc): Add abort if no toc.
-
- * rs6000.md (call insns): Add a new argument to flag a V.4
- function needs to set bit 6 of the CR.
- (elf_{low,high}): New V.4 functions to create addresses via HIGH
- and LO_SUM patterns.
- (movsi): Use elf_{low,high} if appropriate.
- (mov{si,di}_update): Name these patterns for allocate_stack.
- (allocate_stack): Support for V.4 stack layout.
- (sync): New pattern for V.4 trampolines to issue the sync
- instruction.
-
- * rs6000/sysv4.h (TARGET_SWTICHES): Add -mcall-{aix,sysv}, and
- -mprototype. Remove separate flag bit for -mno-toc.
- (SUBTARGET_OVERRIDE_OPTIONS): Don't test for -mno-toc.
- (FP_ARG_*): Adjust for V.4 calling sequences.
- (RS6000_*): Ditto.
- (FP_SAVE_INLINE): Ditto.
- (toc_section): Eliminate use of AIX style full TOC.
- (TRAMPOLINE_{TEMPLATE,SIZE}): Redefine for V.4 support.
- (INITIALIZE_TRAMPOLINE): Ditto.
-
- * rs6000/eabi.h (CPP_SPEC): Define _CALL_SYSV or _CALL_AIX,
- depending on whether -mcall-sysv or -mcall-aix was used.
- * rs6000/eabile.h (CPP_SPEC): Ditto.
- * rs6000/sysv4le.h (CPP_SPEC): Ditto.
-
- * rs6000/t-eabigas (MULTILIB_{OPTIONS,DIRNAMES}): Delete no-toc
- libraries, explicit big endian libraries.
- * rs6000/t-ppcgas (MULTILIB_{OPTIONS,DIRNAMES}): Ditto.
-
- * rs6000/t-eabiaix: New file for eabi, using -mcall-aix as the
- default.
- * rs6000/eabiaix.h: Ditto.
-
- * rs6000/t-eabilegas: New file for eabi on little endian systems.
- * rs6000/t-ppclegas: New file for V.4 on little endian systems.
-
- * rs6000/t-rs6000 (MULTILIB_{OPTIONS,DIRNAMES}): Build libgcc.a
- for -mcpu=common.
-
- * configure (powerpc-*-eabiaix): New configuration for defaulting
- to old-style AIX calling sequence.
- (powerpcle*): Use new t-{eabi,ppc}legas files, to avoid building
- explicit little endian multilib libraries.
-
-Fri Jul 21 13:23:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * toplev.c (main): Don't define sbrk #ifdef __alpha__.
-
-Tue Jul 18 19:23:44 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (do_include): Prefix -H output lines with spaces, not dots.
- (output_dots): Remove.
-
- * cccp.c (main): cplusplus_comments now defaults to 1.
- But clear it if -traditional or the new option -lang-c89 is given.
- * gcc.c (default_compilers, cpp): Specify -lang-c89 if -ansi is given.
- This turns off C++ comment recognition.
-
-Tue Jul 18 19:16:38 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * va-sparc.h (va_arg): Add support for 128 bit long double type.
-
-Tue Jul 18 19:11:18 1995 Jorn Rennecke (amylaar@meolyon.hanse.de)
-
- * c-common.c (decl_attributes, case A_ALIGNED): Handle is_type
- case properly.
-
-Tue Jul 18 19:03:02 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (fold, case CONVERT_EXPR): Don't merge conversions
- if outer is to handle a type with differing precision.
-
-Mon Jul 17 14:37:35 1995 Pat Rankin (rankin@eql.caltech.edu)
-
- * vax/vms.h (HAVE_ATEXIT): Define.
- (DO_GLOBAL_CTORS_BODY): Don't call atexit; let __do_global_ctors do it.
- * vax/xm-vms.h (HAVE_VPRINTF): Define.
-
-Mon Jul 17 06:41:19 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-typeck.c ({unsigned,signed}_type): Handle intXX_type_node types.
-
- * xm-alpha.h (sbrk): Add declaration.
-
- * convert.c (convert_to_integer): If TYPE is a enumeral type or
- if its precision is not the same as the size of its mode,
- convert in two steps.
-
- * m68k.md (tstdi, cmpdi): Use match_scratch, not match_operand.
-
-Fri Jul 14 19:23:42 1995 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * c-decl.c (field_decl_cmp): Rewritten to make sure that a null
- name always sorts low against other names.
- * c-typeck.c (lookup_field): Change name comparison to match what
- field_decl_cmp does.
-
-Fri Jul 14 18:46:24 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md (movsi): Convert a CONST_DOUBLE into a CONST_INT of
- the low part.
-
-Fri Jul 14 18:30:52 1995 Doug Evans <dje@cygnus.com>
-
- * toplev.c (main): Reword dwarf/c++/-g warning.
-
-Fri Jul 14 18:19:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.h (NO_DEFER_POP): Remove last change.
- * expr.c (stor_expr): Force stack adjust before NO_DEFER_POP.
- (expand_expr, case COND_EXPR): Likewise.
- * stmt.c (expand_start_stmt_expr): Likewise.
-
-Fri Jul 14 07:58:35 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * function.c (struct temp_slot): New fields base_offset, full_size.
- (assign_stack_temp): For !FRAME_GROWS_DOWNWARD, set p->size to size.
- Set new fields base_offset and full_size.
- (combine_temp_slots): Use new fields base_offset and full_size instead
- of slot and size.
-
- * loop.c (loop_number_exit_count): New global variable.
- (loop_optimize): Allocate space for it.
- (find_and_verify_loops, mark_loop_jump): Set it.
- (strength_reduce, check_dbra_loop): Use loop_number_exit_count
- instead of loop_number_exit_labels.
- * loop.h (loop_number_exit_count): Declare it.
- * unroll.c (find_splittable_{regs,givs}, final_[bg]iv_value): Use
- loop_number_exit_count instead of loop_number_exit_labels.
- (reg_dead_after_loop): Check loop_number_exit_count, and fail
- if the count doesn't match loop_number_exit_labels.
-
- * cse.c (cse_insn): Ifdef out code that pre-truncates src_folded.
-
- * sparc.md (sethi_di_sp64): Return null string at end.
-
- * function.h (struct function): Add stdarg field.
- * function.c (current_function_stdarg): New global variable.
- (push_function_context_to): Save it.
- (pop_function_context_from): Restore it.
- (assign_parms): Set it.
- (init_function_start): Clear it.
- * output.h (current_function_stdarg): Declare it.
- * i960.md: Modify all patterns which handle stores to memory to also
- check current_function_varargs and current_function_stdarg.
-
- * reorg.c (fill_simple_delay_slots): When trying to take instruction
- from after the branch, don't continue past target label. Local
- variables passed_label and target_uses are no longer necessary.
-
-Thu Jul 13 19:30:04 1995 Jeff Law (law@snake.cs.utah.edu)
-
- * pa.c (output_bb): Fix error in long backwards branch with
- nullified delay slot.
-
-Thu Jul 13 19:26:13 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * expmed.c (SHIFT_COUNT_TRUNCATED): Use #ifdef not #if.
-
-Mon Jul 10 20:16:44 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (rescan): Don't address outside of array when
- preprocessing C++ comments.
-
-Mon Jul 10 20:05:46 1995 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (expand_block_move): Remove #if 0 conditionals
- against using larger block moves.
-
- * t-rs6000 (EXTRA_PARTS): Copy milli.exp to release dir.
- (milli.exp): Copy to build dir from machine dependend dir.
-
-Mon Jul 10 20:03:29 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm.md (matcher for (shiftable_op (cond-exp) (reg))): If
- shiftable_op is minus, then subtract from zero when cond fails.
-
-Mon Jul 10 19:58:26 1995 John F. Carr <jfc@mit.edu>
-
- * sparc.h (SELECT_SECTION): Use TREE_CODE_CLASS instead of directly
- referencing tree_code_type.
-
-Mon Jul 10 19:54:31 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * protoize.c (reverse_def_dec_list): Delete const qualifiers from
- local variables, and delete casts which were casting away const.
-
-Mon Jul 10 19:14:39 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-lang.c (finish_file): Add missing parm to start_function call.
-
- * jump.c (jump_optimize): Pass outer_code arg to rtx_cost.
-
- * varasm.c (assemble_name, bc_assemble_integer): Call
- bc_emit_labelref with proper args.
-
- * function.c (setjmp_args_warning): Remove bogus arg.
-
-Mon Jul 10 18:20:54 1995 Fergus Henderson (fjh@cs.mu.oz.au)
-
- * gcc.c (p{fatal,error}_with_name, perror_exec): Quote filename.
-
-Mon Jul 10 18:12:51 1995 Gran Uddeborg (uddeborg@carmen.se)
-
- * i386/iscdbx.h (STARTFILE_SPEC): Handle -Xp.
-
-Wed Jul 5 02:42:17 1995 Per Bothner (bothner@spiff.gnu.ai.mit.edu)
-
- * cpphash.h (enum node_type): Remove unneeded and non-standard
- forward declaration.
-
-Sat Jul 1 20:15:39 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * mips/t-mips, mips/t-mips-gas (MULTILIB_*, LIBGCC, INSTALL_LIBGCC):
- Delete.
-
- * sparc/sol2.h (LINK_SPEC): Revert March 16 change. Do not add -R
- for each -L.
-
- * collect2.c (libcompare): Verify that file name extensions are valid.
- Put files with invalid extensions last in the sort.
-
- * integrate.c (integrate_decl_tree): Set DECL_ABTRACT_ORIGIN before
- pushdecl call for local variables.
-
-Sat Jul 1 08:13:38 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * cpplib.c (output_line_command): If not emitting #line directives
- delay returning until after adjust_position has been called.
-
- * arm.md (mov{si,sf,df}cc): Call gen_compare_reg to generate
- the condition code register.
-
-Sat Jul 1 06:55:09 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (decode_field_reference): New parm PAND_MASK.
- (unextend): New parm MASK.
- (fold_truthop): Pass new parms to decode_field_reference and unextend.
-
- * va-alpha.h (__va_tsize): Use __extension__ to avoid warning
- on use of `long long'.
-
- * expr.h (NO_DEFER_POP): Do any pending stack adjusts.
-
- * recog.c (register_operand): Disallow subreg of reg not allowed to
- change size.
-
-Thu Jun 29 05:51:57 1995 Jeff Law (law@snake.cs.utah.edu)
-
- * pa.md (reload addsi3): New pattern to avoid reload lossage
- with register eliminations.
-
- * pa.c (output_cbranch): When checking for a jump to the given
- insn's delay slot, handle the case where JUMP_LABEL for the
- given insn does not point to the first label in a series of
- labels.
- (output_bb, output_dbra, output_movb): Likewise.
-
-Wed Jun 28 18:04:56 1995 Jeff Law (law@snake.cs.utah.edu)
-
- * pa.h (PIC_OFFEST_TABLE_REGNUM_SAVED): Define to %r4.
- (CONDITIONAL_REGISTER_USAGE): Make it fixed when compiling
- PIC code.
- (INIT_EXPANDERS): Delete.
- * pa.c (hppa_save_pic_table_rtx): Delete variable.
- (hppa_expand_prologue): For PIC generation, copy the PIC
- register into a fixed callee register at the end of the
- prologue of non-leaf functions.
- * pa.md (call expanders): Reload the PIC register from the
- fixed callee saved register. Don't try to save the PIC
- register before the call.
-
-Wed Jun 28 18:01:14 1995 Stan Cox (coxs@dg-rtp.dg.com)
-
- * m88k/dguxbcs.h (ASM_SPEC): Removed -h flag.
- * m88k/dgux.h (ASM_SPEC): Likewise.
-
-Wed Jun 28 17:01:58 1995 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.c (processor_target_table): Remove CPU name synonyms.
- * rs6000.h (CPP_SPEC): Likewise.
- * rs6000/sysv4.h (CPP_SPEC): Likewise.
- (ASM_SPEC): Likewise.
- * rs6000/sysv4le.h (CPP_SPEC): Likewise.
- * rs6000/eabile.h (CPP_SPEC): Likewise.
- * rs6000/powerpc.h (CPP_SPEC): Likewise.
- (ASM_SPEC): Set assembler target according to compiler target.
- * rs6000/aix3newas.h (CPP_SPEC): Likewise.
- (ASM_SPEC): Likewise.
- * rs6000/aix41.h (CPP_SPEC): Likewise.
- (ASM_SPEC): Likewise.
-
-Wed Jun 28 16:25:53 1995 Gran Uddeborg (uddeborg@carmen.se)
-
- * i386/x-isc3 (INSTALL_HEADERS_DIR): Delete; done by configure.
-
-Wed Jun 28 16:10:47 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * xm-rs6000.h (alloca): Extern decl added for non-GNU compiler.
-
-Wed Jun 28 11:31:30 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * cpplib.c (progname): Remove definition from here.
-
- * final.c (final_scan_insn): Fix error in last change.
-
- * rtlanal.c (reg_set_p_1): Now static; add extra parm.
-
- * stmt.c: Delete redundant forward decls.
- (expand_anon_union_decl): Correctly call expand_decl.
-
- * toplev.c (strip_off_ending): Strip off any ending; don't
- pretend we know what valid endings are.
-
- * svr4.h (ASM_OUTPUT_SECTION_NAME): Don't crash if DECL is null.
-
- * rs6000.md ({load,store}_multiple): Don't use indirect_operand
- in define_insn; use explicit MEM of register_operand instead.
-
-Tue Jun 27 11:42:56 1995 Stephen L Moshier <moshier@world.std.com>
-
- * i386/i386.c (print_operand, case `J'): Use jns for GE and js for
- LT.
-
-Tue Jun 27 07:58:55 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * expr.c (expand_expr, TARGET_EXPR): Only use original_target
- if !ignore.
-
-Tue Jun 27 07:27:26 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (fold_truthop): Commute unextend and convert on
- l_const and r_const.
-
- * c-common.c (decl_attributes, case A_CONSTRUCTOR, A_DESTRUCTOR):
- Set TREE_USED.
-
- * final.c (final_scan_insn): Don't call alter_cond unless
- condition is on cc0.
-
- * stmt.c (expand_asm_operands): Handle input operands that may not
- be in a register.
-
-Mon Jun 26 19:23:05 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm/lib1funcs.asm (L_dvmd_tls): Renamed from L_divmodsi_tools.
- * arm/t-semi (LIB1ASMFUNCS): Rename _dvmd_tls from _divmodsi_tools.
-
-Mon Jun 26 19:18:06 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * unroll.c (find_splittable_regs): When completely unrolling loop,
- check for non-invariant initial biv values.
-
-Mon Jun 26 19:13:54 1995 Gran Uddeborg <uddeborg@carmen.se>
-
- * configure (i[345]86-*-isc*): Fix misspelled "rfile" to "ifile".
-
-Mon Jun 26 18:58:22 1995 Mike Stump <mrs@cygnus.com>
-
- * expr.c (expand_expr, case COND_EXPR): Protect the condition from
- being evaluated more than once.
- (do_jump, case TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR): Likewise.
-
-Mon Jun 26 18:52:36 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * fixincludes (string.h): Fix return value for mem{ccpy,chr,cpy,set}
- and str{len,spn,cspn} on sysV68.
-
-Mon Jun 26 06:54:50 1995 Michael Meissner (meissner@cygnus.com)
-
- * i386/osfrose.h (LONG_DOUBLE_TYPE_SIZE): Go back to making long
- double == double.
-
-Thu Jun 22 19:14:41 1995 Pat Rankin (rankin@eql.caltech.edu)
-
- * make-cc1.com (if DO_LINK): Skip c-parse.* processing when
- only relinking.
- (gas_message): Update to reflect current version, and give
- a different message if/when no version of gas is found.xo
-
-Thu Jun 22 18:52:37 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm/lib1funcs.asm (___modsi3): Correctly set SIGN register for
- modulo involving negative numbers.
-
-Thu Jun 22 18:32:27 1995 Uwe Seimet (seimet@chemie.uni-kl.de)
-
- * xm-atari.h (HZ): Now 100 and don't define if already defined.
-
-Thu Jun 22 18:26:12 1995 Jeffrey A Law (law@snake.cs.utah.edu)
-
- * calls.c (expand_call): Correctly handle returning BLKmode
- structures in registers when the size of the structure is not
- a multiple of word_size.
- * stmt.c (expand_return): Likewise.
-
- * pa-gux7.h (LIB_SPEC): Undefine before redefining.
- * pa-hpux.h (LIB_SPEC): Likewise.
- * pa-hpux7.h (LIB_SPEC): Likewise.
-
- * genmultilib: Work around hpux8 /bin/sh case bug.
-
- * pa.h (LIB_SPEC): Define to avoid -lg.
-
-Thu Jun 22 18:19:09 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * expr.c (expand_expr, TARGET_EXPR): Use original_target.
-
- * collect2.c (locatelib): Fix parsing of LD_LIBRARY_PATH.
-
-Thu Jun 22 18:15:54 1995 Paul Eggert <eggert@twinsun.com>
-
- * configure: Create an empty Makefile.sed first, to work
- around a Nextstep 3.3 bug.
-
-Thu Jun 22 18:03:44 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * Makefile.in (STAGESTUFF): Add stamp-crt.
- (crtbegin.o, crtend.o): Now depend on stamp-crt.
- (stamp-crt): New rule, to actually build crt{begin,end}.o.
-
- * collect2.c (main): Unlink export_file before we return.
-
-Thu Jun 22 14:25:56 1995 Michael Meissner (meissner@cygnus.com)
-
- * rs6000.h (STRIP_NAME_ENCODING): Store NAME and strlen(NAME) into
- local variables; cast result of alloca to avoid compiler warnings.
-
-Tue Jun 20 18:25:29 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * alpha/config-nt.sed, i386/config-nt.sed: Edit to add
- a missing $(exeext) for CCCP.
-
-Tue Jun 20 18:18:00 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * protoize.c (default_include): Use name and two ints to be
- compatible with definition of INCLUDE_DEFAULTS.
-
-Mon Jun 19 19:24:29 1995 Ted Lemon <mellon@toccata.fugue.com>
-
- * mips/netbsd.h (ASM_DECLARE_FUNCTION_NAME): Don't emit function label.
-
-Mon Jun 19 18:34:55 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * fixincludes: Don't define wchar_t under C++.
-
-Mon Jun 19 17:12:41 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (collect_expansion): Work around enum bug in vax
- ultrix 4.3 pcc.
- * tree.c (simple_cst_equal): Likewise.
-
-Mon Jun 19 16:53:00 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * winnt/spawnv.c: New file.
-
-Mon Jun 19 16:30:29 1995 Glenn Brown <glenn@mars.myri.com>
-
- * caller-save.c (save_call_clobbered_regs): If AUTO_INC_DEC, mark
- register indicated by REG_INC notes as live so they will be saved.
-
-Mon Jun 19 16:21:12 1995 Jeffrey A Law (law@snake.cs.utah.edu)
-
- * pa.h (PRINT_OPERAND_ADDRESS, case LOW_SUM): Fix logic bug
- in last change.
-
-Mon Jun 19 14:11:49 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * integrate.c (integrate_decl_tree): Only set DECL_ABSTRACT_ORIGIN
- if the decl returned by pushdecl is the one we started with.
-
- * mips.h (current_function_name): Delete declaration.
- (ASM_DECLARE_FUNCTION_NAME): Don't set current_function_name.
- * gnu.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
- * mips.c (current_function_decl): Delete declaration.
- (function_prologue): New variable fnname. Use it instead of
- current_function_name.
- (function_epilogue): Likewise.
-
-Mon Jun 19 13:13:15 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.h (ASM_OUTPUT_ASCII): Always reset line count when
- starting new line.
-
- * scan-decls.c (scan_decls): Fix typo when resetting PREV_ID_START.
-
- * i386/config-nt.sed, alpha/config-nt.sed: Change version to 2.7.1.
-
-Mon Jun 19 13:06:14 1995 DJ Delorie (dj@delorie.com)
-
- * msdos/top.sed: Support new build variables.
- * msdos/configur.bat: Make options.h and specs.h.
- Change realclean to maintainer-clean.
-
-Fri Jun 16 06:54:03 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * Version 2.7.0 Released.
-
- * obstack.c: Always enable this code for now.
-
- * alpha.c (alpha_builtin_saveregs): Use ptr_mode and conversions
- when need so works for both OSF and NT.
- * va-alpha.h (__va_tsize): Round to long long not long.
-
-Thu Jun 15 17:54:52 1995 Bdale Garbee <bdale@gag.com>
-
- * configure (a29k-*-coff): Synonym for a29k-*-udi.
-
-Thu Jun 15 17:51:21 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * function.c (assign_parms): Do all conversions in CONVERSION_INSNS.
-
-Thu Jun 15 17:36:49 1995 Michael Meissner <meissner@cygnus.com>
-
- * reg-stack.c (record_reg_life): Call record_reg_life_pat with 0
- for douse argument so that USE's created to mark variables within
- blocks don't get marked as set.
-
-Thu Jun 15 06:28:15 1995 Dennis Glatting (dennisg@CyberSAFE.COM)
-
- * configure: Change one sed command to work around m68k-next bug.
-
-Wed Jun 14 22:14:39 1995 Jason Merrill <jason@deneb.cygnus.com>
-
- * collect2.c (main): Don't turn off auto_export because of -g.
- (main): Ignore the argument to -o.
-
- * alpha.h (LINK_SPEC): Don't pass -init __main anymore.
- * alpha/osf12.h (LINK_SPEC): Ditto.
- * mips/iris5.h (LINK_SPEC): Ditto.
-
- * collect2.c (main): Place o_file after an initial .o (like crt0.o).
- If we have LD_INIT_SWITCH, use init and fini functions for
- executables, too. Specify the unique function names.
- (write_c_file_stat): Fix the case of destructors but no constructors.
- Don't include the generic-named functions for executables.
- (write_c_file): If we have LD_INIT_SWITCH, always use
- write_c_file_stat.
-
- * collect2.c (main): Also add _GLOBAL__D? to export list.
-
- * ginclude/iso646.h: Do nothing if compiled as C++.
-
-Wed Jun 14 17:39:10 1995 Roland McGrath (roland@gnu.ai.mit.edu)
-
- * c-common.c (format_char_info, case 'm'): Set type to void.
- (check_format_info): If type is void, ignore operand.
-
-Wed Jun 14 17:04:10 1995 Paul F. Kunz (Paul_Kunz@SLAC.Stanford.EDU)
-
- * expr.c (expand_builtin_apply_args): Put back original
- register save and restore order.
-
-Wed Jun 14 16:56:22 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/eabi.h (INVOKE__main): Define, so __eabi is called after
- main's arguments are saved.
-
- * rs6000.c (output_prolog): Don't call __eabi here, let
- compiler call it after the arguments to main are saved.
- (output_{prolog,epilog}): Don't use functions under V.4 to save
- and restore floating point registers.
-
-Wed Jun 14 16:52:12 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k/mot3300.h (PCC_BITFIELD_TYPE_MATTERS): Defined.
-
-Wed Jun 14 16:48:53 1995 Jerry Frain (jerry@tivoli.com)
-
- * Makefile.in (stage[1-4]): Correctly link `as', `ld', and `collect2'.
-
-Wed Jun 14 05:52:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * objc-act.c (hack_method_prototype): Set DECL_CONTEXT of parms.
-
- * expmed.c (emit_store_flag): Always set LAST.
-
- * c-decl.c (start_function): New parameter for attributes.
- * c-tree.h (start_function): Likewise.
- * c-lang.c (finish_file): Pass extra parm to start_function.
- * objc-act.c (build_module_descriptor, really_start_method): Likewise.
- * c-parse.in (fndef, nested_function, notype_nested_function):
- Likewise.
-
- * function.c (assign_parms): Use convert_to_mode instead of
- gen_lowpart when converting incoming parm.
-
-Tue Jun 13 19:10:32 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * rs6000.md (decrement_and_branch): Finish last fix; update matching
- constraint.
-
-Tue Jun 13 18:32:51 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * fold-const.c (fold): When converting a COND_EXPR to an ABS_EXPR,
- get the types right for ABS_EXPR to work.
-
-Mon Jun 12 17:09:55 1995 Michael Tiemann (tiemann@axon.cygnus.com)
-
- * reorg.c (fill_simple_delay_slots): Set MAYBE_NEVER according to
- code of TRIAL_DELAY, not TRIAL.
-
-Mon Jun 12 15:02:37 1995 Doug Evans <dje@cygnus.com>
-
- * configure: Restore code to make ld symlink if ! use_collect2.
-
- * gcc.c (link_command_spec): Undo patch of May 11.
- -nostdlib implies -nostartfiles again.
- * dsp16xx.h (CROSS_LINK_SPEC): Likewise.
- * i386/freebsd.h (LINK_SPEC): Undo patch of May 24.
- Don't pass "-e start" if nostdlib.
- * i386/sun.h (LINK_SPEC): Likewise.
- * m68k/sun2o4.h (LINK_SPEC): Likewise.
- * m68k/sun3.h (LINK_SPEC): Likewise.
- * m68k/vxm68k.h (LINK_SPEC): Likewise.
- * mips/netbsd.h (LINK_SPEC): Likewise.
- * config/netbsd.h (LINK_SPEC): Likewise.
- * rs6000/mach.h (LINK_SPEC): Likewise.
- * sparc.h (LINK_SPEC): Likewise.
- * sparc/vxsparc.h (LINK_SPEC): Likewise.
-
- * gcc.c (link_command_spec): New argument -nodefaultlibs.
-
-Sun Jun 11 20:47:53 1995 Stephen L Moshier (moshier@world.std.com)
-
- * Makefile.in (fix-header.o): Depends on xsys-protos.h.
-
-Sun Jun 11 15:07:58 1995 Tim Carver (timc@ibeam.intel.com)
-
- * reload1.c (emit_reload_insns): Don't call HARD_REGNO_NREGS
- on psuedo when clearing reg_last_reload_reg.
-
-Sun Jun 11 14:07:05 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.md ({add,sub}di{_mem,3}): Patterns merged.
-
-Sun Jun 11 13:43:26 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * m68k.md (cmpdi matcher): Set cc_status before returning.
-
- * config/xm-freebsd.h (DONT_DECLARE_SYS_SIGLIST): Define.
-
-Sun Jun 11 13:38:49 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * fixincludes (math.h): Keep declaration of abs on HPUX.
-
-Sun Jun 11 12:31:42 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * stor-layout.c (variable_size): Do nothing if SIZE is constant.
-
- * stmt.c (expand_asm_operands): See if output operand permits
- register. If not, mark output addressable, call expand_operand
- on it, and give error if not MEM.
-
- * function.c (assign_parms): Handle promotions of both
- passed and nominal modes separately and insert needed conversions.
- (promoted_input_arg): Return 0 if nominal and passed modes differ.
-
- * stmt.c (all_cases_count, case INTEGER_TYPE): Fix typo in checking
- for integer bounds.
-
-Sat Jun 10 08:55:25 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * libgcc2.c (_floatdidf): Correctly set float sizes.
-
- * c-decl.c (c_decode_option, case "-Wall"): Don't set extra_warnings.
-
- * Makefile.in (cpplib.o, fix-header.o): Update dependencies.
- (cpperror.o, cppexp.o, cpphash.o): New rules, to show .h dependencies.
-
-Fri Jun 9 18:06:10 1995 Doug Evans <dje@canuck.cygnus.com>
-
- * cse.c (cse_basic_block): Fix test for whether block ends with a
- barrier. Return next insn, not 0, if block ends in a barrier.
-
-Fri Jun 9 17:58:29 1995 Paul Eggert <eggert@twinsun.com>
-
- * fold-const.c (lshift_double): Replace `&' with `%' to fix typo.
- ([lr]shift_double): Truncate shift count only if SHIFT_COUNT_TRUNCATED.
- Remove unnecessary `count >= prec' test.
-
- * cexp.y (left_shift): Ignore integer overflow.
-
- * cexp.y (skip_evaluation): New variable.
- (&&, ||, ?:): Increment it in unevaluated subexpressions.
- (/, %, integer_overflow): Suppress diagnostics if skip_evaluation != 0.
- (yyerror): Clear skip_evaluation.
-
-Fri Jun 9 17:49:05 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * m68k.md (tstdi): Rewrite.
-
-Fri Jun 9 17:28:55 1995 Per Bothner <bothner@cygnus.com>
-
- * scan-decls.c (scan_decls): Handle declarations with
- multiple comma-separated declarators.
-
-Thu Jun 8 19:16:12 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm.md (mov[sd]f expands): Don't allow fp constants in pseudos
- when TARGET_SOFT_FLOAT.
-
-Thu Jun 8 19:11:43 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * expmed.c (store_split_bit_field): When adjust arg in
- BYTES_BIT_ENDIAN case, use number of bits in arg for MEM operands
- and BITS_PER_WORD for other operands.
- (extract_fixed_bit_field): Undo last change.
-
- * unroll.c (verify_addresses): New function.
- (find_splittable_givs): Use it instead of memory_address_p.
-
-Thu Jun 8 18:58:18 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * expmed.c (expand_divmod): Always check result of emit_store_flag.
-
-Thu Jun 8 12:02:34 1995 David D Zuhn (zoo@armadillo.com)
-
- * cpplib.c (cpp_push_buffer): Include filename in error message.
-
-Thu Jun 8 11:53:45 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * function.c (assign_parms): Don't call promote_mode on arg
- unless PROMOTE_FUNCTION_ARGS defined.
-
- * rs6000.md (decrement_and_branch): Ensure label is operand 0.
-
- * rs6000.md (aux_truncdfsf2): New pattern.
- (movsf): Use it instead of invalid SUBREG and truncdfsf2.
-
- * varasm.c (assemble_name): Disable warn_id_clash around
- get_identifier call.
-
-Wed Jun 7 17:22:25 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * configure (gdb_needs_out_file_path): New variable.
- (m68k-motorola-sysv): Set gdb_needs_out_file_path if not using gas.
- (.gdbinit): If gdb_needs_out_file_path is set, add a 'dir' command
- for $(out_file).
-
-Wed Jun 7 17:17:19 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * fold-const.c (fold): When folding `<' type nodes, make true_value
- and false_value have correct types.
-
-Wed Jun 7 05:06:42 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * collect2.c (COFF scan_prog_file): Use the AIX duplicate entry.
-
-Tue Jun 6 18:43:09 1995 Jeffrey A Law (law@snake.cs.utah.edu)
-
- * pa.h (FUNCTION_ARG_CALLEE_COPIES): Define.
-
-Tue Jun 6 18:21:18 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (expand_expr, case PLACEHOLDER_EXPR): Consider two types
- identical if their TYPE_MAIN_VARIANTs are the same.
-
- * c-decl.c (start_decl): Set DECL_COMMON before calling
- decl_attributes.
-
- * a29k.c (print_operands): Cast args to bcopy to char *.
-
- * c-decl.c (duplicate_decls): Don't clear DECL_CONTEXT of
- new decl if it is a function.
-
-Tue Jun 6 17:57:44 1995 Eberhard Mattes (mattes@azu.informatik.uni-stuttgart.de)
-
- * gcc.c (do_spec_1, case 'g'): Handle %O as suffix if MKTEMP_EACH_FILE.
-
-Tue Jun 6 17:53:05 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (expand_block_move): Update source and destination pointers
- inside the loop moving the bytes, not outside.
-
-Tue Jun 6 14:58:37 1995 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.h (CONDITIONAL_REGISTER_USAGE): Don't mark pic reg as fixed.
- * m68k.c (finalize_pic): Emit USE insn at start and end of function.
-
-Tue Jun 6 13:46:57 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
-
- * sh.c (print_operand): Check for annulled branches.
- (output_movedouble): Handle SUBREG addresses.
- (output_branch): Handle annulled branches.
- (sh_expand_prologue): Correct number of saved registers for
- varargs functions.
- * sh.h: Add some comments.
- * sh.md: Add some comments. Cleanup formatting.
- (type attribute): Add pstore and call.
- (return define_delay): Reorganize to make clearer.
- (call/sfunc define_delay): Define.
- (cbranch define_delay): Define to have annul-true delay slot.
- (subsi3): Use arith_reg_operand for operand 2.
- (shift patterns): Use const_int_operand instead of immediate_operand
- for shift counts.
- (push): Add pstore constraint case.
- (movsi_i): Move t/z constraint pair to the front of the list.
- (calli, call_valuei): Add "call" attribute.
-
-Mon Jun 5 19:23:13 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * sched.c (attach_deaths): In last change, use find_reg_note instead
- of find_regno_note.
-
-Mon Jun 5 19:17:31 1995 Tom Quiggle (quiggle@lovelace.engr.sgi.com)
-
- * mips/iris5.h (MACHINE_TYPE): Say "IRIX 5.x", not "5.0".
- (NO_DOLLAR_IN_LABEL): Undefine.
- * mips.h (sdb_begin_function_line): New declaration.
- (PUT_SDB_FUNCTION_END): New definition.
-
-Mon Jun 5 18:56:10 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (expand_block_move): Don't do block moves where we clobber
- fixed numbers of regs, instead move just 1-8 bytes at a time.
-
- * Makefile.in (STAGESTUFF): Copy files produced by -da and
- -save-temps to the stage subdirectories.
-
-Mon Jun 5 08:18:46 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
-
- * combine.c (reg_dead_at_p): When scanning backwards, stop at BARRIER.
-
- * m68k.c (print_operand): Handle 'R' for registers.
- * m68k.md (cmpdi): Rewrite to avoid bogus matching constraints.
-
- * optabs.c (expand_binop): In last change, don't defererence TARGET
- if it is 0.
-
- * pa.md (movsicc): Use MATCH_DUP for operand 4 and 5.
-
-Mon Jun 5 08:14:56 1995 Jeffrey A Law (law@cs.utah.edu)
-
- * pa.c (hppa_encode_label): Allocate stuff on permanent_obstack
- rather than via malloc.
-
- * c-common.c (decl_attributes): Fix typo in size passed to alloca.
-
-Mon Jun 5 08:10:55 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.md: Use "some_operand" for patterns valid only during
- reload and meant to handle adding more PLUS operators during
- register elimination.
-
-Mon Jun 5 07:31:53 1995 Stephen L Moshier (moshier@world.std.com)
-
- * cse.c (simplify_unary_operation, case FLOAT, UNSIGNED_FLOAT):
- Truncate to requested mode.
-
-Sat Jun 3 22:08:51 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * sched.c (attach_deaths): Don't add a REG_DEAD note if a REG_UNUSED
- note is already present.
-
-Sat Jun 3 18:36:57 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * pa.h (hppa_builtin_saveregs): Add declaration.
-
-Sat Jun 3 18:11:26 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * Makefile.in (scan-decls.o): Depends on cpplib.h.
-
-Fri Jun 2 19:23:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * optabs.c (expand_binop): Don't use non-REG TARGET in 2-word case.
-
-Thu Jun 1 19:30:30 1995 Tor Egge (tegge@flipper.pvv.unit.no)
-
- * m88k.h (RETURN_POPS_ARGS): New argument.
- * m88k/dolphin.ld: Added start of comment.
-
-Thu Jun 1 19:12:28 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure (a29k-*-bsd*): Fix typo in last change.
-
-Thu Jun 1 18:51:53 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * expmed.c (extract_fixed_bit_field): For REG case, compute total_bits
- from mode instead of assuming BITS_PER_WORD.
-
-Thu Jun 1 18:34:31 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.h (FIXED_R13): Default to 0.
- ({FIXED,CALL_USED}_REGISTERS): Use FIXED_R13 for register 13.
- * sysv4.h (FIXED_R13): Define to be 1.
-
-Wed May 31 20:57:26 1995 Torbjorn Granlund <tege@matematik.su.se>
-
- * m68k.md ([su]mulsi3_highpart): Pass correct number of arguments to
- const_uint32_operand.
- * m68k.c (const_uint32_operand): Reject negative numbers.
-
- * expmed.c (expand_mult_highpart): Use wide_op1 for all multiplies.
- (expand_divmod): Undo Nov 12 change. Instead, add special case
- for division by MIN_INT in signed TRUNC_DIV_EXPR case.
-
-Wed May 31 20:44:21 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.md (one_cmpldi2): New pattern.
- ({a,l}shrdi{3,_const}): Allow 63 as shift count.
-
-Wed May 31 14:56:31 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * varasm.c (assemble_start_function, assemble_variable):
- Make sure first_global_object_name is in permanent obstack.
-
- * reload1.c (alter_reg): Clean up setting of RTX_UNCHANGING_P
- when making a MEM.
-
- * reorg.c (struct resources): New field unch_memory.
- (CLEAR_RESOURCES, mark_target_live_regs, dbr_schedule): Clear it.
- (mark_{referenced,set}_resources, redundant_insn): Set it.
- (fill_simple_delay_slots): Likewise.
- (resource_conflicts_p): Test it.
-
- * unroll.c (copy_loop_body): Fix typo in call to sets_cc0_p.
-
- * integrate.c (output_inline_function): Don't call expand_function_end.
-
- * calls.c (prepare_call_address): Only call use_reg on
- static_chain_rtx if it is a REG.
-
- * configure (a29k-*-bsd*): Use t-a29k.
- * t-a29k: New file.
- * a29k/t-a29kbare (LIBGCC1_TEST): New null definition.
- * a29k/t-vx29k (LIBGCC1_TEST): Likewise.
-
-Wed May 31 14:17:42 1995 Jeffrey A Law (law@snake.cs.utah.edu)
-
- * configure (hppa*-*-bsd*): Do not run fixincludes.
- (hppa*-*-osf*): Likewise.
- (hppa*-*-lites*): Likewise.
-
- * pa.h (PRINT_OPERAND_ADDRESS): Use "RR'" rather than "R'" for
- symbolic addresses.
- * pa.md (symbolic HIGH patterns): Likewise.
- (symbolic LO_SUM pattern): Likewise.
-
-Wed May 31 14:11:53 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md (all movstri recognizers): Eliminate updating the pointers.
- * rs6000.c (expand_block_move): Don't pass argument of # bytes to
- increment pointers by to movstrsi expanders.
-
- * rs6000.c (rs6000_override_options): Fix typo with -mstring handling.
-
- * rs6000.h (TARGET_SWITCHES): Set MASK_STRING_SET explicitly
- if -mno-string, so that it can override the processor default.
-
-Wed May 31 07:31:53 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * c-common.c (truthvalue_conversion, BIT_AND_EXPR): Make sure that
- the result has boolean_type_node.
-
-Tue May 30 19:03:21 1995 J.T. Conklin <jtc@cygnus.com>
-
- * stddef.h: Undefine _BSD_XXX_T_ if _GCC_XXX_T is defined on BSD
- Net/2 derived systems.
-
-Tue May 30 08:17:37 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.md (decrement_and_branch_until_zero): Operand 0 constraint
- changed from "+g" to "+d*am".
- (similar anonymous HImode pattern): Likewise.
-
- * m68k.md (tstdi): Use tst/subx #0 instead of neg/negx.
- Allow "a" and ">" for operand 0.
-
-Mon May 29 19:24:43 1995 Niklas Hallqvist (niklas@appli.se)
-
- * m68k.md (addsi_lshrsi_31): Use match_dup, not constraint "1",
- for matching inputs.
-
-Mon May 29 12:39:58 1995 Allen Briggs <briggs@rrinc.com>
-
- * i386/isc.h ({STARTFILE,LIB,CPP}_SPEC): Handle -Xp like -posix.
- * i386/x-isc3 (X_CFLAGS): Add -Xp.
-
-Mon May 29 12:28:41 1995 J.T. Conklin (jtc@cygnus.com)
-
- * configure (sparc-*-netbsd): Add missing asterisk at end.
-
-Mon May 29 08:55:48 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (recog_for_combine): New parm PADDED_SCRATCHES; set it.
- (try_combine): Accumulate number of scratches and update max_scratch.
- (simplify_set): Add extra parm to recog_for_combine.
-
- * romp.md (call): Put USE for r0 in CALL_INSN; call call_internal
- to emit insn.
- (call_internal): New name for anonymous call.
- (call_value, call_value_internal): Likewise.
-
- * winnt/xm-winnt.h: Protect most definitions with #ifndef.
- * alpha/xm-winnt.h: Include alpha/xm-alpha.h, then winnt/xm-winnt.h.
- (POSIX): Undefine.
- * xm-alpha.h: Don't include alloca.h for winnt.
-
-Sun May 28 18:34:01 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure: Make sed commands more uniform.
-
- * Makefile.in: Properly use $(srcdir) for files that have it
- in their reference as a target of a rule.
- (libgcc1.a): Add missing RANLIB_TEST use.
-
- * stmt.c (expand_computed_goto): Call do_pending_stack_adjust.
-
-Sun May 28 18:08:41 1995 Torbjorn Granlund <tege@mole.gnu.ai.mit.edu>
-
- * m68k.md (divmodhi4, udivmodhi4): Use "dmsK" for operand 2.
-
-Fri May 26 17:01:22 1995 Paul Eggert <eggert@twinsun.com>
-
- * fixincludes: Fix bogus recursive <stdlib.h> in NEWS-OS 4.0C.
-
-Fri May 26 08:02:14 1995 Michael Meissner (meissner@cygnus.com)
-
- * c-typeck.c (initializer_constant_valid_p): For the CONSTRUCTOR
- case, if the type is a record, recurse, just like for unions.
-
-Thu May 25 07:56:14 1995 Paul Eggert <eggert@twinsun.com>
-
- * fixincludes: Add `sel', `tahoe', `r3000', `r4000' to the
- list of pre-ANSI symbols that need to be surrounded with __ __.
- Allow white space between `#' and `if' when looking for lines to patch.
-
- * objc/sarray.h (PRECOMPUTE_SELECTORS, struct soffset):
- Use #ifdef __sparc__, not sparc.
-
- * m68k.md (addsi_lshrsi_31, ashldi_const, ashrdi_const, lshrdi_const):
- Replace `mov' with `move'.
-
-Thu May 25 07:35:37 1995 Allen Briggs <briggs@rrinc.com>
-
- * libgcc2.c (L_eh, i386): Remove in-line comments in assembly
- code--the '#' character is not valid for the SYSV as.
-
-Thu May 25 07:28:54 1995 Pat Rankin (rankin@eql.caltech.edu)
-
- * Makefile.in (BC_ALL): Restore it from May 22 change; vms uses it.
- (STAGESTUFF): Use it.
-
-Thu May 25 07:11:56 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.c (alpha_emit_set_const): Don't call expand_binop for
- other than add if SImode and can't create pseudos.
-
-Wed May 24 21:38:24 1995 Jim Wilson <wilson@cygnus.com>
-
- * sched.c (reemit_notes): New function.
- (schedule_block): Call reemit_notes twice. Reorganize code for
- handling SCHED_GROUP_P insns, so that reemit_notes works.
-
- * sh/sh.c (shiftcosts, genshifty_op): Add SH3 support.
- * sh/sh.md (ashlsi3, lshrsi3): Add SH3 support.
- (ashlsi3_d, ashrsi3_d, lshrsi3_d): New patterns for SH3.
- (ashrsi2_31): Remove r/!r constraint.
-
-Wed May 24 17:00:47 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * tree.c (type_list_equal): Call simple_cst_equal before checking
- types.
-
-Wed May 24 16:49:49 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * Makefile.in (libgcc2.a): Handle case of separate srcdir.
-
-Wed May 24 16:22:01 1995 Paul Eggert <eggert@twinsun.com>
-
- * configure: Define $(MAKE) if `make' doesn't.
-
-Wed May 24 15:50:51 1995 Doug Evans <dje@cygnus.com>
-
- * dsp16xx.h (CROSS_LINK_SPEC): ENDFILE_SPEC moved to -nostartfiles.
- * i386/freebsd.h (LINK_SPEC): Don't pass "-e start" if nostartfiles
- rather than nostdlib.
- * i386/sun.h (LINK_SPEC): Likewise.
- * m68k/sun2o4.h (LINK_SPEC): Likewise.
- * m68k/sun3.h (LINK_SPEC): Likewise.
- * m68k/vxm68k.h (LINK_SPEC): Likewise.
- * mips/netbsd.h (LINK_SPEC): Likewise.
- * config/netbsd.h (LINK_SPEC): Likewise.
- * rs6000/mach.h (LINK_SPEC): Likewise.
- * sparc.h (LINK_SPEC): Likewise.
- * sparc/vxsparc.h (LINK_SPEC): Likewise.
-
- * m88k/m88k.h (FUNCTION_ARG_BOUNDARY): Use GET_MODE_BITSIZE.
-
-Wed May 24 15:44:04 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * fold-const.c (fold): Make sure that a folded TRUTH_NOT_EXPR
- retains the same type.
-
- * c-common.c (truthvalue_conversion): Also accept TRUTH_NOT_EXPR.
-
-Wed May 24 15:41:51 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * cplus-dem.c (strstr, strncmp, strlen): Remove declarations.
-
- * tree.c (type_list_equal, simple_cst_list_equal, index_type_equal):
- Check for simple_cst_equal return value of -1.
-
-Wed May 24 10:05:24 1995 Michael Meissner <meissner@cygnus.com>
-
- * libgcc1-test.c (start, _start): Provide declarations, so that
- the GNU linker doesn't give a warning message about defaulting the
- start address.
-
- * rs6000/sysv4.h (STRIP_NAME_ENCODING): Redefine back to the
- original defination, rather than the defination used in rs6000.h.
- (ASM_OUTPUT_SOURCE_LINE): Use STRIP_NAME_ENCODING.
- * rs6000.h (STRIP_NAME_ENCODING): Skip leading '*'.
-
- * rs6000.h (MASK_STRING_SET, TARGET_STRING_SET): Add target
- flags bit for whether -mstring was actually used.
- (TARGET_SWITCHES): Add MASK_STRING to all power targets. Set
- MASK_STRING_SET for -mstring and -mno-string.
- (TARGET_DEFAULT): Add MASK_STRING.
-
- * rs6000.c (rs6000_override_options): Add MASK_STRING to
- all power targets. Make an explicit -mstring/-mno-string override
- the -mcpu=processor default.
-
- * rs6000/eabile.h (CPP_SPEC): Copy from sysvle.h to provide the
- appropriate little endian defaults.
-
- * rs6000/sysv4.h (ASM_OUTPUT_SOURCE_LINE): Use assemble_name to
- output the canonical name.
-
-Wed May 24 01:21:15 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * rs6000.h (STRIP_NAME_ENCODING): Define.
- (RS6000_OUTPUT_BASENAME): Use it.
-
-Tue May 23 19:54:21 1995 Doug Evans <dje@cygnus.com>
-
- * gcc.c (link_command_spec): Move ENDFILE_SPEC from -nostdlib
- to -nostartfiles.
-
-Tue May 23 17:01:50 1995 Jim Wilson <wilson@cygnus.com>
-
- * alpha.md (negsi2-2): Change output pattern to #.
-
- * mips.c (embedded_pic_offset): Output RTL to initialize
- embedded_pic_fnaddr_rtx.
- (mips_finalize_pic): Delete.
- * mips.h (mips_finalize_pic): Delete declaration.
- (FINALIZE_PIC): Delete.
- (INIT_EXPANDERS): Clear embedded_pic_fnaddr_rtx.
- * mips.md (get_fnaddr): Add = to output contraint.
-
- * sh.c (shift_amounts): Correct entry for shifts by 29.
- * sh.md (sett): New pattern.
- (movsi_i): Change source constraint for move to T reg to be 'z'.
-
- * mips/ecoff.h (STARTFILE_SPEC): Define to null string.
- * mips/elfl.h, mips/elfl64.h: Correct typo in comment.
-
- * mips/elflorion.h, mips/elforion.h (MIPS_CPU_DEFAULT): Delete.
- * mips.c (override_options): Delete #ifdef MIPS_CPU_DEFAULT code.
- Add #ifdef MIPS_CPU_DEFAULT_STRING code before the first
- mips_cpu_string test.
-
-Tue May 23 07:22:36 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * romp.c (hash_rtx): Avoid warning on int-to-pointer conversion.
- (output_fpops): Cast args to bcopy to char *.
-
- * cpplib.c (initialize_builtins): Add missing parm to timestamp call.
-
- * Makefile.in (install-libobjc): Don't depend on libobjc.a.
-
- * c-parse.in: Objc shift/reduce conflicts now 48.
- (parm): Use setspecs/restore here.
- (parmlist_or_identifiers): Not here.
-
-Mon May 22 19:30:30 1995 Doug Evans <dje@cygnus.com>
-
- * h8300.md (movsf_h8300h): Add missing post-inc case to constraints.
-
-Mon May 22 14:38:36 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (rs6000_override_options): Do SUBTARGET_OVERRIDE_OPTIONS
- here.
- * rs6000.h (OVERRIDE_OPTIONS): Not here.
-
- * rs6000.c (expand_block_move): Handle moves without string
- instructions by generating a series of loads and stores.
- (output_prolog): Support -mno-toc on V.4 and eabi systems.
-
- * rs6000/sysv4.h (TARGET_SWITCHES): Add -mtoc and -mno-toc.
- (SUBTARGET_OVERRIDE_OPTIONS): Add some warnings for incompatible
- switches.
- (TOC_SECTION_FUNCTION): Make -mno-toc like -mrelocatable in that
- we don't put the minimal toc pointer in the global toc section.
- (LINK_SPEC): Use -oformat to set link output format, not -m.
-
- * rs6000/t-eabigas (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Build
- libgcc.a variants with -mno-toc support.
- * rs6000/t-ppcgas (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Ditto.
-
-Mon May 22 07:10:52 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * cplus-dem.c (mystrstr): Replacement for strstr.
-
- * configure: Split up long sed command.
- * Makefile.in (SYMLINK): Deleted; unused.
- (oldobjext): Deleted; no longer used.
- (FLAGS_TO_PASS): Include objext and exeext.
- (STAGESTUFF, protoize.o, unprotoize.o): Use $(objext), not .o.
- (test_protoize_simple, compare{,3}, gnucompare{,3}): Likewise.
- (STAGESTUFF, specs, gcc-cross, collect2): Add missing $(exeext).
- (libgcc1.null, libgcc[12].a, stage[1-4]): Likewise.
- (xgcc, cc1, cc1obj, enquire): Use $@ instead of filename for -o value.
- (collect2, mips-tfile, mips-tdump, gen*): Likewise.
- (bi-arity, bi-opcode, bi-opname, cccp, cppmain): Likewise.
- (protoize, unprotoize, gen-protos, fix-header): Likewise.
- (crtbegin.o, crtend.o): Don't use -o; move output to proper
- filename (using objext) instead.
- (BI_ALL, BC_ALL, bytecode): Deleted; unused.
- (bi-*.o, cexp.o, stamp-{proto,fixinc}): Remove unneeded $(srcdir).
- (getopt{,1}.o, SYSCALLS.c.X): Likewise.
- (install-driver): New target.
- (install-normal): Depend on it.
- (install-common): Don't depend on xgcc.
- (maketest): Deleted; no longer used.
- (stage[1-4]): Use name collect-ld, not real-ld.
- (risky-stage[1-4]): Use stage[1-4] as dependencies; don't copy.
- * alpha/config-nt.bat, i386/config-nt.bat: Make {,h,t}config.h
- and tm.h by writing a single #include line.
- Update way specs.h and options.h are written.
- * alpha/config-nt.sed, i386/config-nt.sed: Set new variables
- into Makefile.
- Build winnt.obj.
- Edit CCCP definition.
- * alpha/x-winnt, i386/x-winnt (oldobjext): Deleted.
- Add rules for .c.obj, .adb.obj, and .ads.obj.
- (LIB2FUNCS_EXTRA, spawnv.o): New rules.
- * i386/x-winnt (objext): Now .obj, not .o.
-
- * gcc.c (HAVE_OBJECT_SUFFIX): New macro.
- (process_command): Convert x.o to x.foo for OBJECT_SUFFIX of ".foo".
- (do_spec_1): Avoid shadow variable "i" and always use for loop var.
-
- * c-decl.c (finish_decl_top_level): Removed; no longer used.
- * objc-act.c: Numerous formatting changes.
- (NULLT): Deleted; all uses changed to NULL_TREE.
- (get_{static,object}_reference, objc_add_static_instance):
- Use push_obstacks instead of saving obstacks manually.
- (build_{selector,class}_reference_decl): Likewise.
- (build_objc_string_decl, build_protocol_reference): Likewise.
- (comp_{method,proto}_with_proto): Likewise.
- (create_builtin_decl, synth_module_prologue): Set DECL_ARTIFICIAL
- for internal objects.
- (build_{selector,class}_reference_decl, add_objc_decls): Likewise.
- (generate_objc_symtab_decl, build_module_descriptor): Likewise.
- (build_protocol_reference): Likewise.
- (build_objc_string_decl, synch_forward_declarations): Likewise.
- Delete call to end_temporary_allocation.
- (generate_static_references, generate_strings): Likewise.
- (build_selector_translation_table, generate_category): Likewise.
- (generate_{ivars,protocol}_list, build_protocol_reference): Likewise.
- (build_objc_string_object): If next_runtime, put everything in
- permanent obstack.
- (objc_add_static_instance): Use build_decl instead of start_decl
- and finish_decl_top_level.
- (build_{class_reference,objc_string}_decl): Clear DECL_CONTEXT.
- (start_class): Exit with FATAL_EXIT_CODE, not 1.
- (add_objc_decls): Don't set DECL_IN_SYSTEM_HEADER.
-
- * tree.c (valid_machine_attribute): Handle attribute on
- pointer-to-function types.
-
-Sun May 21 17:16:37 1995 J. T. Conklin <jtc@cygnus.com>
-
- * mips/netbsd.h (HAVE_STRERROR): Remove.
- * mips/xm-netbsd.h: New file.
- * mips/t-mips-netbsd: Deleted.
- * configure (mips-dec-netbsd): Use xm-netbsd.h and t-libc-ok.
-
-Sun May 21 17:16:37 1995 Arne H. Juul (arnej@pvv.unit.no)
-
- * mips/netbsd.h: Use __start as entry point. Ifdef some
- paths on CROSS_COMPILE.
-
-Sun May 21 08:39:26 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-parse.in (datadef, fndef, ivar_decl, mydecls):
- Restore declspec_stack since setspecs is used.
- (parmlist_or_identifiers): Use setspecs before parsing parms
- and restore after parsing parms.
-
-Sun May 21 01:04:52 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
-
- * pa.c (hppa_encode_label): New variable "permanent" to
- where/how memory is allocated for the new label. All
- callers changed.
-
-Sat May 20 16:53:30 1995 Mike Meissner <meissner@cygnus.com>
-
- * rs6000.md (insv, extz): Fail if the structure is QI or HI reg to
- avoid paradoxical subreg's being created in RTL phase, which uses
- SImode to load from memory if structure is later moved to stack.
-
-Sat May 20 06:44:59 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.md (udivmodhi4): Output "divu" instead of "divs".
-
-Sat May 20 06:11:32 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * reload.c (push_reload): Don't reload inside a SUBREG
- when SUBREG_WORD is nonzero.
-
- * c-decl.c (shadow_tag_warned): Don't warn about useless keyword
- if in system header file.
-
- * tree.c (simple_cst_equal): Don't look at language-specific
- nodes since we don't know what's in them.
-
- * cpperror.c: #include config.h before any other .h file.
- * collect2.c: Likewise.
-
- * i386/config-nt.bat: Add missing ^M on two lines.
- Add case for Fortran; fix typo in Ada case.
- * alpha/config-nt.bat: Add case for Fortran; fix typo in Ada case.
-
- * m68k/t-next (LIBGCC1, CROSS_LIBGCC1): Make not, not "libgcc1.null".
- (OTHER_FIXINCLUDES_DIRS, LIMITS_H_TEST): Delete from here.
- * m68k/x-next (OTHER_FIXINCLUDES_DIR, LIMITS_H_TEST): Move to here.
-
-Fri May 19 19:30:20 1995 Stan Cox (gcc@dg-rtp.dg.com)
-
- * crtstuff.c: Added reference to INIT_SECTION_PREAMBLE for systems that
- do something which must be undone prior to __do_global_ctors.
-
-Fri May 19 19:27:08 1995 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
-
- * i386/linux-aout.h (CPP_SPEC): Add defines for -fPIC.
- * i386/linux-oldld.h (CPP_SPEC): Likewise.
-
-Fri May 19 17:46:28 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * collect2.c (strstr): Deleted.
- * cplus-dem.c (strstr): Define ifndef POSIX.
-
-Fri May 19 11:16:51 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * cpplib.c (collect_expansion): Don't escape '@' inside string.
-
-Fri May 19 06:59:21 1995 Pat Rankin (rankin@eql.caltech.edu)
-
- * vmsconfig.com (process_objc_lib, configure_makefile): New routines.
- (bc_all.list, ./vax.md, objc-objs.opt, objc-hdrs.list): New files
- created at config time.
- (bc_all.opt, ./md.): No longer created.
- * make-cc1.com: Handle revised filenames from vmsconfig.com;
- (DO_OBJCLIB): New variable, plus code to compile objc/*.{c,m}.
-
-Wed May 17 16:15:31 1995 Torbjorn Granlund <tege@cygnus.com>
-
- * i960.c (i960_output_ldconst): New code for XFmode.
- Also, move SFmode code to immediately after DFmode code.
- (S_MODES, D_MODES): Handle XFmode.
- (XF_MODES): Was TF_MODES, handle XFmode instead of TFmode.
- (hard_regno_mode_ok): Replace TFmode with XFmode.
- (i960_output_long_double): New function.
-
- * i960.h (DATA_ALIGNMENT): Define.
- (ROUND_TYPE_ALIGN): Align XFmode scalars at 128 bit boundaries.
- (ROUND_TYPE_SIZE): Round up the size of XFmode objects to 128 bits.
- (CONST_DOUBLE_OK_FOR_LETTER_P): Use CONST0_RTX and CONST1_RTX
- so that all FP modes are recognized.
- (ASM_OUTPUT_LONG_DOUBLE): Define.
-
- * i960.md: Change all TFmode patterns to have XFmode.
- (movxf recognizer, frame version): Use movt, ldt, and stt.
- (movxf recognizer, non-frame version): Delete.
- (extenddfxf2): Delete * before f constraint.
- (extendsfxf2): Likewise.
-
-Wed May 17 17:53:35 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
-
- * unroll.c (unroll_loop): Increment copy_start_luid if copy_start
- is loop_start.
-
-Wed May 17 17:44:57 1995 Lee Iverson <leei@Canada.AI.SRI.COM>
-
- * fold-const.c (invert_truthvalue, case CLEANUP_POINT_EXPR): New case.
-
-Tue May 16 18:51:16 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/rs6000.h (TARGET_SWITCHES): Add -mstring to enable string
- instructions, and -mno-string to disable them.
- (MOVE_MAX): Don't test TARGET_MULTIPLE anymore.
- (MAX_MOVE_MAX): Set to 8, not 16.
- (expand_block_move): Add declaration.
-
- * rs6000/rs6000.c (expand_block_move): New function to expand
- block moves when -mstring is used.
-
- * rs6000/rs6000.md (movti): Use TARGET_STRING, not TARGET_MULTIPLE.
- (load_multiple, store_multiple): Ditto.
- (string insns): Add 8, 6, 4, 2, and 1 register variants for using
- the native string instructions if -mstring.
-
- * rs6000/sysv4.h (CPP_SPEC): If little endian, define
- _LITTLE_ENDIAN and set littleendian assertion. If big endian,
- define _BIG_ENDIAN and set bigendian assertion.
- * rs6000/sysv4le.h (CPP_SPEC): Copy from sysv4.h, and change
- default to little endian.
-
- * rs6000/rs6000.c (override_options): Check for -mmultiple and
- -mstring on little endian systems here.
- * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't do the check
- here.
-
-Tue May 16 18:36:41 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * alpha.c: Changed WINNT to _WIN32.
- * alpha/config-nt.bat, i386/config-nt.bat: Added commands to
- generate specs.h and options.h.
- * i386/config-nt.sed: Changed link32 to link.
- * winnt/ld.c (main): Removed call to free.
- * configure.bat: Added line to echo usage on invalid input.
- * gcc.c (fix_argv): Removed call to free.
- * gcc.c, getpwd.c, protoize.c, sdbout.c: Changed WINNT to _WIN32.
- * toplev.c: Likewise.
-
-Tue May 16 18:04:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * toplev.c (pfatal_with_name, fatal_io_error, vfatal):
- Use FATAL_EXIT_CODE instead of magic number.
- * cccp.c, cpplib.c, cpplib.h: Use FATAL_EXIT_CODE instead
- of FAILURE_EXIT_CODE.
- * fix-header.c, gen-protos.c: Likewise.
- * cpperror.c, cppmain.c: Likewise.
- Include config.h #ifndef EMACS.
- * xm-alpha.h, xm-rs6000.h, xm-vms.h (FAILURE_EXIT_CODE): Remove.
-
-Tue May 16 17:46:57 1995 Adam Fedor <fedor@colorado.edu>
-
- * objc/archive.c (__objc_write_class): Write class version.
- (__objc_write_selector, objc_{write,read}_selector): Handle null
- selector.
-
- * objc/sarray.h (struct sarray): Make capacity size_t.
- * objc/sarray.c (sarray_realloc): Make array index variables size_t.
-
-Tue May 16 06:59:08 1995 Paul Eggert <eggert@twinsun.com>
-
- * dsp16xx.c (print_operand_address): Fix misspellings in messages.
- * i370/mvs.h (FUNCTION_PROFILER): Likewise.
- * mips-tdump.c (type_to_string): Likewise.
- * print-tree.c (print_node): Likewise.
-
- * protoize.c (edit_fn_definition): Fix mispelled local `have_flotsam'.
-
- * objc/sendmsg.c (__objc_init_install_dtable): Fix misspelling
- in name of local label `already_initialized'.
-
- * winnt/winnt.h (STDC_VALUE): Was misspelled.
-
- * m68k/ccur-GAS.h (FUNCTION_BOUNDARY): Was misspelled.
-
- * 1750a.h (DEFAULT_PCC_STRUCT_RETURN): Was misspelled.
-
-Mon May 15 23:41:25 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
-
- * pa.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Make sure to encode section
- info for all libcalls.
-
-Mon May 15 20:58:00 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * collect2.c (strstr): Define ifndef POSIX.
-
- * defaults.h (SUPPORTS_WEAK): Provide default.
- * aoutos.h, sparc/sunos4.h: Don't support weak symbols.
- * netbsd.h, svr4.h, i386/freebsd.h, i386/osfrose.h,
- m88k/m88k.h: Define ASM_WEAKEN_LABEL instead of WEAK_ASM_OP.
- * c-pragma.h: Check ASM_WEAKEN_LABEL instead of WEAK_ASM_OP.
- HANDLE_PRAGMA_WEAK is never defined in a tm.h file.
- * c-decl.c (duplicate_decls): Propagate DECL_WEAK.
- * tree.h (DECL_WEAK): New macro.
- (tree_decl): Add weak_flag.
- * varasm.c (assemble_start_function): Declare the symbol weak if
- appropriate.
- (assemble_variable): Ditto.
- (assemble_alias): Ditto. Mark the decl as written.
- (declare_weak): Check for weak declaration after definition.
- Set DECL_WEAK.
- (weak_finish): Use ASM_WEAKEN_LABEL.
- * libgcc2.c: The C++ free-store management functions are weak
- aliases on targets that always support them.
-
-Mon May 15 19:01:43 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure (out_object_file): New variable; put value in Makefile.
- * Makefile.in (out_object_file): Use in place of aux-output.o.
-
- * fold-const.c (const_binop): Don't pass OVERFLOW to force_fit_type
- if type is unsigned.
-
-Mon May 15 18:48:26 1995 Paul Eggert <eggert@twinsun.com>
-
- * install.sh (transformbasename): Fix misspelling.
-
- * tahoe.h (CHECK_FLOAT_VALUE): Fix misspelling of OVERFLOW parameter.
-
- * i386.h (VALID_MACHINE_{DECL,TYPE_ATTRIBUTE): Fix typo.
-
- * fx80.h (CHECK_FLOAT_VALUE): Fix misspelled use of parameter.
-
- * a29k.c (spec_reg_operand): Fix misspelling of `default:'.
-
-Mon May 15 18:36:41 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.md (b{eq,ne,ge,lt}0_di): Fixed for non-MOTOROLA syntax.
- * m68k/xm-mot3300.h (alloca): Extern decl added for non-GNU compiler.
-
-Mon May 15 13:14:29 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * cppexp.c (cpp_reader): Test for '#' (start of assertion) *after*
- skipping hspace, not before.
-
-Mon May 15 08:13:54 1995 Pat Rankin (rankin@eql.caltech.edu)
-
- * vmsconfig.com: Construct options.h and specs.h to #include
- all "*/lang-{options|specs}.h" files found.
-
-Sun May 14 21:32:49 1995 Doug Evans <dje@cygnus.com>
-
- * alpha/alpha.md (movsicc, case NE): Don't generate unrecognizable
- insn.
- (movdicc, case NE): Likewise.
-
-Sun May 14 15:44:54 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
-
- * unroll.c (unroll_loop): Make local_regno have size
- max_reg_before_loop. Don't do local register optimization if
- copy_end has no INSN_LUID.
-
-Sun May 14 10:38:23 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * objc-act.c (start_method_def): Mark _self as possibly unused.
-
- * configure: Create specs.h and options.h from */lang-specs.h
- and */lang-options.h.
- Set lang_specs_files and lang_options_file variables in Makefile.
- * Makefile.in (lang_{specs,options}_files): New variables.
- (gcc.o): Depends on $(lang_specs_files).
- (toplev.o): Depends on $(lang_options_file); merge two dep lists.
- (distclean): Remove spes.h and options.
- * gcc.c (default_compilers): Remove entries for Ada, C++, Chill,
- and Fortran; #include specs.h instead.
- * toplev.c (lang_options): Remove entries for Ada, C++, and Fortran;
- include options.h instead.
-
-Sat May 13 23:11:21 1995 DJ Delorie <dj@delorie.com>
-
- * configure (i[345]86-go32-msdos, i[345]86-*-go32): New targets.
-
-Sat May 13 10:58:38 1995 Jim Wilson <wilson@cygnus.com>
-
- * loop.c (record_giv): When computing replaceable, use
- back_branch_in_range_p instead of looking for branches to named
- labels.
- * loop.h (back_branch_in_range_p): Declare.
- * unroll.c (back_branch_in_range_p): No longer static.
-
-Sat May 13 06:47:11 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (simplify_shift_count, case LSHIFTRT): Don't merge
- shifts of different modes if first is any right shift.
-
-Sat May 13 05:39:09 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * configure (arm-semi-aout): New configuration.
- * config.sub: Add support for semi-hosted ARM.
- * arm/t-semi, arm/semi.h: New files.
-
-Fri May 12 21:51:22 1995 Doug Evans <dje@cygnus.com>
-
- * flow.c (find_basic_blocks): Only perform n_basic_blocks sanity
- check on first pass, and on second pass ensure it has the correct
- value.
-
-Fri May 12 19:23:11 1995 Jim Wilson <wilson@cygnus.com>
-
- * c-typeck.c (build_binary_op): Warn when ~unsigned is compared
- against unsigned, and type promotions result in an unexpected
- answer.
-
-Fri May 12 19:10:21 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
-
- * configure (*-*-gnu*): Always use ELF; set tm_file=${cpu_type}/gnu.h.
- * config/i386/gnu.h: Contents replaced with old i386/gnuelf.h.
- * config/i386/gnuelf.h: File removed.
-
-Fri May 12 17:29:57 1995 Ken Raeburn (raeburn@cygnus.com)
-
- * m68k/lb1sf68.asm (__IMMEDIATE_PREFIX__): Default to #.
- (IMM): New macro.
- (all code): Use IMM macro instead of hardcoding # for immediate
- operands.
-
-Fri May 12 16:52:10 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * m68k.c (output_scc_di): New function.
- (extend_operator) : Allow DImode target.
- * m68k.h (HARD_REGNO_MODE_OK): Don't allow d7/a0 as DImode reg pair.
- * m68k.md (tstdi, cmpdi, addsi_lshrsi_31, ashldi_extsi): New patterns.
- (extendqidi2, extendhidi2, extendsidi2): Allow "general_operand"
- instead of "register_operand" 0.
- (adddid_sexthishl32, subdid_sexthishl32, subdi_dishl32): Likewise.
- (adddi_dilshr32): Operand 0 constraint changed from "ro" to "do";
- Code generation fixed.
- (adddi_mem, subdi_mem): Fixed for "<" and ">" operand 0.
- (adddi3, subdi3): Operand 2 constraint changed from "ao" to "*ao"
- (ashldi_sexthi, ashrdi_const32): Allow only "register_operand"
- instead of "general_operand" 0.
- (ash[lr]di_const, ash[lr]di3): Allow also 8 and 16 as shift count.
- (subreg1ashrdi_const32): Pattern deleted.
- (subreghi1ashrdi_const32, subregsi1ashrdi_const32): New pattern.
- (lshrsi_31): New implementation.
- (scc0_di, scc_di, beq0_di, bne0_di, bge0_di, blt0_di): New patterns.
-
-Fri May 12 16:50:49 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
-
- * pa.md (bb patterns): Fix bugs in length computation exposed by
- recent branch shortening and genattrtab changes.
-
-Fri May 12 16:22:27 1995 Ken Raeburn <raeburn@cygnus.com>
-
- * cccp.c (enum node_type): Add T_IMMEDIATE_PREFIX_TYPE.
- (special_symbol): Handle it; emit value of IMMEDIATE_PREFIX.
- (IMMEDIATE_PREFIX): Default to empty string.
- (initialize_builtins): Install __IMMEDIATE_PREFIX__ builtin,
- parallel to __REGISTER_PREFIX__.
-
-Fri May 12 14:40:03 1995 Pat Rankin (rankin@eql.caltech.edu)
-
- * cccp.c: #if VMS, don't define `stat' macro to be VMS_stat.
- Compare enums explicitly to 0 to work around VAX C bug.
- (do_include): Cast alloca's value.
-
- * make-cc1.com (bc_loop): Process comma-separated list rather
- than space-separated one; restore .h suffix stripped by vmsconfig;
- (loop1): More robust handling of directory prefix on file names.
- * vmsconfig.com (TPU makefile.in): Reorganize and reformat code.
- Make generated .opt files have more consistent format (all comma
- separated, excess whitespace eliminated);
- (additional_compiler): New routine.
- (process_makefile): Use it to handle cc1plus via cp/Make-lang.in.
-
-Fri May 12 13:35:07 1995 Doug Evans <dje@cygnus.com>
-
- * arm.h: Replace ARM_REG_PREFIX with REGISTER_PREFIX.
- Replace ARM_COMMENT_CHAR with ASM_COMMENT_START.
- (REGISTER_PREFIX): Define.
- (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Define.
- (SECONDARY_OUTPUT_RELOAD_CLASS): Handle DFmodes only if
- TARGET_HARD_FLOAT.
- (PREDICATE_CODES): Add soft_df_operand.
- * arm.c: Replace ARM_REG_PREFIX with REGISTER_PREFIX.
- Replace ARM_COMMENT_CHAR with ASM_COMMENT_START.
- (arm_asm_output_label): Use USER_LABEL_PREFIX.
- (soft_df_operand): New function.
- * arm.md (movsicc): New pattern.
- (movsfcc, movdfcc, *movsicc_insn, *movsfcc_hard_insn): Likewise.
- (*movsfcc_soft_insn, *movdfcc_insn): Likewise.
- (*movdf_soft_insn): Rewrite.
- (movsi matcher): Fix typo in type attribute.
-
-Fri May 12 10:25:40 1995 Michael Meissner (meissner@cygnus.com)
-
- * i386.h (TARGET_RTD): Use MASK_RTD, not MASK_REGPARM.
- (TARGET_SWITCHES): Add -m{,no-}align-double switch.
- (TARGET_OPTIONS): Add -mregparm= switch to set number of registers
- to use for passing arguments. Add -malign-loops= switch to set
- the alignment for loops. Add -malign-jumps= switch to set the
- alignment for code that is jumped to. Add -malign-functions=
- switch to set the initial alignment of functions.
- (TARGET_REGPARM): Delete, in favor of -mregparm=
- (TARGET_SWITCHES): Delete -mregparm, add -mdebug-arg switches.
- (RETURN_POPS_ARGS): Call i386_return_pops_args to do the real work.
- (VALID_MACHINE_DECL_ATTRIBUTE): Define as function call.
- (VALID_MACHINE_TYPE_ATTRIBUTE): Define as function call.
- (COMP_TYPE_ATTRIBUTES): Define as function call.
- (REGPARM_MAX): Maximum number of regs to use for passing arguments.
- (CUMULATIVE_ARGS): Make this a structure, not an int.
- (INIT_CUMULATIVE_ARGS, FUNCTION_ARG{,_ADVANCE}): Call function.
- (FUNCTION_ARG_PARTIAL_NREGS): Likewise.
- (MAX_CODE_ALIGN): Maximum value to align loops/jumps to.
- (BIGGEST_ALIGNMENT): Return 64 if -malign-double, 32 otherwise.
- (ASM_OUTPUT_ALIGN_CODE): Use value of -malign-jumps= switch.
- (ASM_OUTPUT_LOOP_ALIGN): Use value of -malign-loops= switch.
- (toplevel): Declare all new functions and external variables added
- in i386.c.
-
- * i386.c (i386_regparm_string, i386_regparm): New variables
- for -mregparm= switch to set the number of registers to use for
- passing arguments.
- (i386_align_loops_string, i386_align_loops): New variables for
- -malign-loops= switch to set alignment to use for loops.
- (i386_align_jumps_string, i386_align_jumps): New variables for
- -malign-jumps= switch to set alignment to use for labels that are
- jumped to.
- (override_options): Support new switches.
- (i386_valid_decl_attribute_p): New function to validate decl
- specific attributes. Presently returns 0.
- (i386_valid_type_attribute_p): New function to validate type
- specific attributes. Recognize "stdcall", which says function
- with fixed numbers of arguments is responsible for popping stack,
- "cdecl", which says to use the normal C calling sequence, even if
- -mrtd is used, and "regparm", which specifies the number of
- registers to use for passing arguments.
- (i386_comp_type_attributes): New function, to validate whether
- attributes are compatible.
- (i386_return_pops_args): New function, to return whether or not
- the function pops its argument list or not, taking into account
- -mrtd, and the stdcall/cdecl attributes.
- (init_cumulative_args): Rewrite as a function, taking variable
- argument functions, and regparm support into account.
- (function_arg{,_advance,_partial_nreg}): Likewise.
- (print_operand): Support %J, to print appropriate jump insn.
-
- * i386.md (decrement_and_branch_until_zero): Define pattern,
- so that loops that count down to zero, don't have an unneeded
- compare after the decrement. Add a general insn recognizer for
- add to a value and compare against zero.
-
- * i386/go32.h, i386/winnt.h (VALID_MACHINE_DECL_ATTRIBUTE):
- Delete, code folded into the mainline.
- (RETURN_POPS_ARGS): Likewise.
-
- * i386/winnt.h (ENCODE_SECTION_INFO): The stdcall attribute is now
- stored on the type field, rather than the decl.
-
- * i386/gas.h (ASM_OUTPUT_ALIGN_CODE, ASM_OUTPUT_LOOP_ALIGN): Use
- i386_align_{loops,jumps} variables to do alignment.
- * i386/osfrose.h, i386/svr3dbx.h: Likewise.
-
-Fri May 12 12:48:19 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * stor-layout.c (layout_type, case ARRAY_TYPE): Compute length using
- MAX of length and zero if sizetype signed and neither bound constant.
-
- * i386/gnuelf.h, i386/linux-oldld.h, i386/lynx-ng.h, i386/v3gas.h:
- Use <...> in #include instead of "...".
- * m68k/lynx-ng.h, sparc/lynx-ng.h: Likewise.
-
- * c-parse.in (myparm): Handle attributes.
- * objc-act.c (unused_list): New variable.
- (build_tmp_function_decl): Call push_parm_decl with new format.
- (start_class): Initialize unused_list.
- (start_method_def): Call push_parm_decl with new format and
- mark _cmp as possibly unused.
-
- * combine.c (simplify_shift_const): Don't change SHIFT_MODE
- for LSHIFTRT either.
-
- * unroll.c (unroll_loop): Don't move reg if used in copy_end and
- that is a JUMP_INSN.
-
-Fri May 12 12:31:37 1995 Doug Evans <dje@cygnus.com>
-
- * arm/lib1funcs.asm: New file.
-
-Fri May 12 11:52:03 1995 Kung Hsu <kung@cygnus.com>
-
- * configure (a29k-*-vxworks*): New target.
- * config.sub (vxworks29k): New alias.
- * a29k/t-vx29k: New file.
- * a29k/vx29k.h: New file.
-
-Fri May 12 11:17:28 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
-
- * loop.c (check_dbra_loop): When reversing loop when
- no_use_except_counting is false, there must be only one biv.
-
-Fri May 12 07:10:00 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * unroll.c (unroll_loop): Only use local_regno for pseudos.
-
- * genattrtab.c (write_test_expr, case MATCH_DUP): Use operands[N]
- instead of JUMP_LABEL (which may not be set).
- (walk_attr_value, case MATCH_DUP): Set must_extract.
-
- * c-parse.in: Adjust number of shift/reduce conflicts.
- (parm): Support attributes.
- * c-decl.c (push_parm_decl): Pass any attributes to decl_attributes.
-
-Fri May 12 00:36:26 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * cpplib.c (skip_quoted_string): Removed - no longer needed.
- (skip_if_group): Use cpp_get_token instead of skip_quoted_string.
-
- * cpplib.h (struct cpp_reader): Remove start_line field.
- Add multiline_string_line field.
-
- * cpplib.c (cpp_error_with_line, cpp_warning_with_line,
- cpp_pedwarn_with_line): Take extra column number parameter.
- (macroexpand, cpp_get_token): Fix reporting of unterminated strings.
- (line_for_error): Removed - no longer needed.
-
-Fri May 12 02:21:34 1995 Jim Wilson <wilson@cygnus.com>
-
- * mips/svr4-t.h (MD_STARTFILE_PREFIX, MD_EXEC_PREFIX,
- STARTFILE_SPEC, LINK_SPEC): Define.
- * configure (mips-tandem-sysv4): Use t-mips not t-svr4.
-
-Thu May 11 19:18:54 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * cpplib.c (line_for_error): Make it work; add extra parameter.
- (skip_quoted_string, cpp_get_token): Update calls to line_for_error.
- (macroexpand): Remember initial line so we can report it if the
- call is unterminated. Also, simplify error logic slightly.
- (do_include): Cast alloca return value, to avoid pcc warning.
-
- * cppexp.c (parse_number): Cleanup some Cygnus crud for MPW.
-
-Thu May 11 21:35:23 1995 Torbjorn Granlund <tege@cygnus.com>
-
- From Moshier:
- * i960.c (i960_output_ldconst): Let split_double handle DImode.
- (i960_print_operand): Use REAL_VALUE_TO_DECIMAL for decimal strings.
- (i960_output_double, i960_output_float): Likewise; also change arg
- VALUE from `double' to `REAL_VALUE_TYPE'.
-
-Thu May 11 21:09:25 1995 Per Bothner (bothner@wombat.gnu.ai.mit.edu)
-
- * cpperror.c (cpp_print_containing_files): Remove some
- Cygnus-local stuff.
-
-Thu May 11 21:06:47 1995 Doug Evans <dje@canuck.cygnus.com>
-
- * gcc.c (link_command_spec): Make -nostdlib no longer imply
- -nostartfiles.
-
-Thu May 11 18:48:57 1995 Paul Eggert <eggert@twinsun.com>
-
- * c-common.c (convert_and_check): Don't diagnose overflow in constant
- expression merely because conversion overflowed.
-
-Thu May 11 18:43:59 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-decl.c (grokdeclarator): Use PARM_FLAG to see if should
- make PARM_DECL.
- * c-parse.in (nested_function, notype_nested_function):
- Allow old-style arg definitions (use xdecls).
-
- * c-decl.c (finish_struct): Properly update DECL_PACKED.
-
-Thu May 11 15:24:15 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * fold-const.c (fold): Also fold CLEANUP_POINT_EXPRs into
- TRUTH_*_EXPRs and into the first operand.
- (operand_equal_for_comparison_p): Also make sure the second operand
- is integral.
-
-Thu May 11 14:22:03 1995 Ted Lemon <mellon@toccata.fugue.com>
-
- * config/mips/netbsd.h: New file.
- * config/mips/t-mips-netbsd: New file.
- * config/mips/x-netbsd: New file.
-
- * configure (mips-dec-netbsd*): Add entry.
-
- * mips.h (LOCAL_LABEL_PREFIX, USER_LABEL_PREFIX): Define.
- (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END, ASM_OUTPUT_LABEL_REF,
- ASM_OUTPUT_INTERNAL_LABEL, ASM_GENERATE_INTERNAL_LABEL,
- ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Use them.
-
- * mips.c (mips_output_lineno): Use LOCAL_LABEL_PREFIX.
-
-Thu May 11 14:22:03 1995 Stan Cox (gcc@dg-rtp.dg.com)
-
- * dwarfout.c (output_decl): Don't output DIE for struct or union type
- with no name or with ERROR_MARK for the fields.
-
-Thu May 11 06:36:34 1995 Michael Meissner (meissner@cygnus.com)
-
- * flow.c (mark_used_regs): If a SUBREG does not have a REG in the
- SUBREG_REG position, recursively call mark_used_regs, instead of
- segfaulting.
-
-Thu May 11 06:44:34 1995 Pat Rankin (rankin@eql.caltech.edu)
-
- * expr.c (do_jump, case EQ_EXPR, NE_EXPR): Fix typo for complex.
-
-Wed May 10 12:34:46 1995 Michael Meissner <meissner@cygnus.com>
-
- * configure: Add support for the little endian variant of the
- PowerPC System V.4 and Eabi targets. If the GNU assembler was not
- specified, don't build libgcc.a variants on the PowerPC systems
- that use -mrelocatable, -mlittle, and -mbig.
-
- * genmultilib: For MULTILIB_MATCHES arguments, map question marks
- into equal signs after spliting the left and right side of
- equivalent options, to all support for options like: -mcpu=403.
-
- * rs6000/rs6000.md (rs6000_immed_double_const): New function that
- is like immed_double_const, except that it reverses the two words
- in the constant if the target is little endian.
-
- * rs6000/rs6000.md (floatsidf2): Use rs6000_immed_double_const,
- not immed_double_const.
- (floatunssidf2): Ditto.
-
- * rs6000/rs6000.h: Add declarations for all functions in rs6000.c.
-
- * rs6000/sysv4.h (TARGET_SWITCHES): Add -mlittle, -mlittle-endian,
- -mbig, and -mbig-endian for bi-endian support.
- (ASM_SPEC): Pass -mlittle/-mbig to the assembler if it was passed
- to us.
- (LINK_SPEC): If explicit little or big endian support was
- requested, tell the GNU linker to use the appropriate target
- format.
-
- * rs6000/t-eabi (MULTILIB_*): Build libgcc.a variants for software
- floating point. Remove mrelocatable libgcc.a variant.
-
- * rs6000/t-eabigas: New file, cloned from t-eabi. Build
- mrelocatable libgcc.a variant in addition to the other variants.
-
- * rs6000/t-ppc: New file, for PowerPC System V.4 support without
- the GNU assembler.
-
- * rs6000/t-ppcgas: New file, for PowerPC System V.4 support with
- the GNU assembler.
-
- * rs6000/eabile.h: New file, little endian eabi config file.
- * rs6000/sysv4le.h: New file, little endian V.4 config file.
-
-Wed May 10 14:22:28 1995 Doug Evans <dje@cygnus.com>
-
- * libgcc1-test.c (main_without__main): Renamed from `main'.
- * Makefile.in (libgcc1-test): Tell the user to ignore warnings.
-
- * configure: Support --enable-foo, --disable-foo.
-
-Wed May 10 10:34:00 1995 Lee Iverson <leei@Canada.AI.SRI.COM>
-
- * unroll.c: Add declarations of static functions.
- (unroll_loop): Renumber regs local to loop for each unrolled iteration.
-
-Wed May 10 08:27:03 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.c (alpha_set_emit_const): Cleanups to work properly
- when run on 32-bit host.
-
- * configure: Instead of symlinking tm.h and {h,t,}config.h,
- make them files that #include the proper file; pass to Makefile.
- Pass out_file and md_file to Makefile instead of making symlinks.
- * Makefile.in (out_file, md_file, tm_file, {build,host}_xm_file):
- New symbols, to be overridden by configure.
- (insn-*): Use $(md_file), not md.
- (aux-output.o): Use $(out_file), not aux-output.c.
- ($(MD_FILE)): Rework to use new conventions.
- (gen*.o, bi-*.o): Depend on $(build_xm_file), not hconfig.h.
- (scan.o, fix-header.o, scan-decls.o): Likewise.
- (distclean): Adjust files removed for new convention.
-
-Tue May 9 19:26:42 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * rs6000/rs6000.h (LIBGCC_SPEC): Do link with libgcc when -shared.
-
- * Makefile.in (STAGESTUFF): Add underscore.c.
- (underscore.c): Rename temporary files to begin with 'tmp-' so that
- they will be removed by 'make mostlyclean'.
-
-Tue May 9 19:19:55 1995 Mike Stump <mrs@cygnus.com>
-
- * toplev.c (lang_options): Add new flag -ffor-scope.
-
-Tue May 9 19:11:47 1995 Lee Iverson (leei@ai.sri.com)
-
- * objc/init.c (objc_init_statics): Fix missing part of last change.
-
-Tue May 9 18:25:34 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i386/gnu.h, i386/linux.h, i386/linux-aout.h, i386/lynx.h:
- Use <...> in #include instead of "..." to avoid recursion.
- * i386/netbsd.h, i386/xm-gnu.h, i386/xm-linux.h: Likewise.
- * i386/xm-lynx.h, i386/xm-freebsd.h, i386/xm-netbsd.h: Likewise.
- * m68k/lynx.h, m68k/netbsd.h, m68k/xm-lynx.h: Likewise.
- * m68k/xm-netbsd.h, mips/gnu.h, ns32k/netbsd.h: Likewise.
- * ns32k/xm-netbsd.h, rs6000/lynx.h, rs6000/xm-lynx.h: Likewise.
- * sparc/lynx.h, sparc/netbsd.h, sparc/xm-lynx.h: Likewise.
- * sparc/xm-netbsd.h, vax/netbsd.h, vax/xm-netbsd.h: Likewise.
-
-Tue May 9 15:52:05 1995 Michael Meissner <meissner@cygnus.com>
-
- * config.sub: Recognize powerpcle as the little endian varient of
- the PowerPC. Recgonize ppc as a PowerPC variant, and ppcle as a
- powerpcle variant. Convert pentium into i586, not i486. Add p5
- alias for i586. Map new x86 variants p6, k5, nexgen into i586
- temporarily.
-
-Tue May 9 15:43:27 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * rs6000/rs6000.h (LINK_SPEC, LIB_SPEC): Don't mess with libg
- if -shared.
- * rs6000/aix41ppc.h (LINK_SPEC): Ditto.
-
- * rs6000/powerpc.h: Don't emit .extern directives.
-
-Tue May 9 14:08:09 1995 Jim Wilson <wilson@cygnus.com>
-
- * sh/lib1funcs.asm (__ashrsi3, __ashlsi3, __lshrsi3): Use .byte
- instead of .word offsets in switch table.
-
-Tue May 9 11:44:47 1995 Jeremy Bettis <jbettis@cse.unl.edu>
-
- * objc/sendmsg.c (__objc_send_initialize): Call superclass if object
- does not implement +initialize.
-
-Tue May 9 02:44:16 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * rs6000/xm-rs6000.h (COLLECT_EXPORT_LIST): Define if not
- cross-compiling.
- * rs6000/xm-mach.h: #undef COLLECT_EXPORT_LIST.
- * rs6000/rs6000.h (COLLECT_SCAN_OBJECTS): Lose.
-
- * collect2.c (collect_exit): Unlink export_file.
- (prefix_from_string): Broken out from prefix_from_env.
- (prefix_from_env): Call it.
- (main): Under AIX, recognize -bE: and -bexport:, and don't
- automatically export everything if we see one. Otherwise, scan the
- objects individually and add all their symbols to an export file to be
- passed to the linker.
- (write_export_file): New function.
- (scan_prog_file): Ignore symbols starting with '.'
-
- * c-common.c (declare_hidden_char_array): Mark decl artificial.
-
-Mon May 8 18:13:57 1995 Adam Fedor <fedor@colorado.edu>
-
- * objc/init.c (_objc_load_callback): Add declaration.
- (__objc_exec_class): Call _objc_load_callback after every Class
- or Category is added.
- * objc/objc-api.h (_objc_load_callback): Add declaration.
-
-Mon May 8 17:56:28 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (expand_expr, case INDIRECT_REF): Set RTX_UNCHANGING_P
- if both TREE_READONLY and TREE_STATIC set.
-
- * c-typeck.c (convert_for_assignment): Don't give errors about
- adding const or volatile unless both sides point to functions.
-
-Mon May 8 11:48:23 1995 Michael Meissner <meissner@cygnus.com>
-
- * configure: If ../ld/Makefile, symlink ../ld/ld.new to collect-ld,
- not real-ld. Don't test for $use_collect2 any more.
-
-Sun May 7 17:52:23 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * calls.c (expand_call): Improve -Winline warnings.
-
-Sun May 7 17:28:27 1995 DJ Delorie (dj@delorie.com)
-
- * configure.bat: Use "go32" instead of "msdos" for future expansion.
-
- * i386/go32.h: Add support for win32's stdcall functions.
-
- * configure.bat: Add ^M to end of each line.
- * i386/config-nt.bat, alpha/config-nt.bat: Likewise.
-
-Sun May 7 02:12:26 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * tree.h (DECL_ARTIFICIAL): New macro.
-
- * function.c (expand_function_end): Don't warn about unused
- anonymous or artificial parms.
-
-Fri May 5 18:41:22 1995 Jim Meyering (meyering@comco.com)
-
- * configure: Fix typo in name of "maintainer-clean".
-
-Fri May 5 14:58:01 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
-
- * pa.c (emit_move_sequence): Force problematical constants
- into memory during the reload pass when generating PIC.
-
-Fri May 5 13:30:33 1995 Doug Evans <dje@cygnus.com>
-
- * objc/NXConstStr.m: NXConstantString.h renamed to NXConststr.h.
-
-Fri May 5 07:10:15 1995 Stephen L Moshier (moshier@world.std.com)
-
- * real.c (emdnorm, toe64, etoe64): Significand of Intel long double
- denormals is shifted down one bit.
-
-Fri May 5 07:04:12 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-typeck.c (process_init_element): Don't clear_momentary if
- constructor_stack is not empty.
-
- * objc/Makefile (SHELL): Now /bin/sh.
-
- * c-typeck.c (build_binary_op): Also warn about ordered
- comparison of pointer with zero if -Wall.
-
- * expr.c (do_jump, case EQ_EXPR, NE_EXPR): Properly compare complex.
-
-Thu May 4 18:01:25 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * objc/Makefile: NXConstantString renamed to NXConstStr.
- * objc/NXConstStr.m: Renamed from objc/NXConstantString.m.
- * objc/NXConstStr.h: Renamed from objc/NXConstantString.h.
-
-Thu May 4 17:38:21 1995 J.T. Conklin <jtc@netbsd.org>
-
- * configure (vax-*-netbsd*): New configuration.
- * vax/netbsd.h, vax/xm-netbsd.h: New files.
-
-Thu May 4 16:39:05 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * collect2.c (main): Add check for 'collect-ld', just like
- 'real-ld', except that old versions won't be looking for it in the
- path. Don't look for 'real-ld' in the path anymore. Sigh.
-
- * collect2.c: #include demangle.h and obstack.h.
- (obstack_chunk_alloc): Define.
- (obstack_chunk_free): Define.
- (generic): Don't define. Don't use.
- (main): Initialize obstacks and demangling.
-
- * collect2.c (dump_file): Adjust space padding in output to
- maintain tabulation with Solaris ld. Don't demangle if the
- environment variable COLLECT_NO_DEMANGLE is set.
-
- * collect2.c (main): Redirect the output of the first link and
- demangle it. Don't collect static c/dtors unless USE_COLLECT2 is
- defined. Null-terminate the list of objects.
- (dump_file): New function.
- (file_exists): New function.
- (collect_exit): Renamed from my_exit. Dump and remove the temporary
- ld output file.
- (collect_execute): Break out from fork_execute. Support redirection.
- (fork_execute): Call it.
- (fatal_perror, fatal, error): Make non-static.
- (xcalloc, xmalloc): Don't use generic.
- (xrealloc): Define.
- (collect_wait): Break out for do_wait. Just return the exit status.
- (do_wait): Call it.
-
- * collect2.c: Check SUNOS4_SHARED_LIBRARIES using #if, not #ifdef.
-
- * Makefile.in (collect2): Now uses cplus-dem.o and underscore.o.
- (collect2.o): Pass MAYBE_USE_COLLECT2 to compile.
- (underscore.c): Rules for creation.
-
- * cplus-dem.c, demangle.h: Copy from libiberty.
-
-Thu May 4 14:12:35 1995 Jim Wilson <wilson@cygnus.com>
-
- * sdbout.c (plain_type): Pass additional argument to plain_type_1.
- (plain_type_1): New parameter level. Increment it when making
- recursive calls. Force the type to void_type_mode before starting
- a 7th level of recursion.
-
- * sh.c (general_movsrc_operand, general_movdst_operand): Delete
- references to POST_DEC and PRE_INC.
- * sh.h: Clean up whitespace, comments, etc.
- (TARGET_SH, RTL_BIT, DT_BIT, C_BIT, R_BIT, TARGET_DUMP_RTL,
- TARGET_DUMP_R, TARGET_CDUMP): Delete.
- (TARGET_SWITCHES): Delete -mR, -mc, -mr options.
- (CONST_DOUBLE_OK_FOR_LETTER_P): Delete 'G' contraint.
- (FUNCTION_VALUE): Simplify.
- (REG_OK_FOR_PRE_POST_P, IS_INDEX): Delete.
- (BASE_REGISTER_RTX_P, INDEX_REGISTER_RTX_P): Rewrite to allow
- SUBREGs.
- (GO_IF_LEGITIMATE_INDEX): Delete unused REGNO argument.
- (GO_IF_LEGITIMATE_ADDRESS): Use BASE_REGISTER_RTX_P instead of
- REG_OK_FOR_PRE_POST_P. Don't accept PRE_INC or POST_DEC addresses.
- (PREDICATE_CODES, PROMOTE_MODE): Define.
-
-Wed May 3 09:57:55 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/rs6000.md (non power abs insns): If not powerpc, use
- sf/subfc instructions, not subf.
-
-Wed May 3 08:49:06 1995 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
-
- * protoize.c (gen_aux_info_file): Use strerror #ifdef HAVE_STRERROR.
-
-Wed May 3 01:06:01 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
-
- * pa.c (output_call): Fix typo/thinko in last change.
- (output_function_epilogue): Align the data section before
- emitting deferred plabels.
-
- From Torbjorn:
- * pa.c (before functions): Declare deferred_plabels and
- n_deferred_plabels.
- (output_call): When generating pic, don't use LP and RP. Use 32 bit
- plabel instead.
- (output_function_epilogue): Output plabels accumulated in output_call.
-
-Tue May 2 17:15:08 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
-
- * pa.c (hppa_expand_epilogue): Fix thinko in last change.
-
-Tue May 2 16:54:35 1995 Doug Evans <dje@cygnus.com>
-
- * jump.c (jump_optimize, can_reach_end determination): A barrier can
- follow the return insn.
-
-Tue May 2 12:39:55 1995 Mike Stump <mrs@cygnus.com>
-
- * fold-const.c (fold): Ensure that we don't alter the expression's
- type when folding CLEANUP_POINT_EXPRs.
-
-Tue May 2 13:36:08 1995 Michael Meissner <meissner@cygnus.com>
-
- * expmed.c (emit_store_flag): When creating store flag
- instructions from simpler parts, such as XOR, ABS, etc. do not
- reuse pseudo registers if expensive optimizations, instead create new
- pseudos for each insn result.
-
-Tue May 2 01:25:29 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
-
- * pa.c (hppa_expand_epilogue): Correctly handle restore of %rp
- for functions with a stack size of exactly 8kbytes and no frame
- pointer.
-
-Mon May 1 19:27:08 1995 Jim Wilson <wilson@cygnus.com>
-
- * sdbout.c (sdbout_one_type): Don't switch to text section if
- in function with section attribute.
-
- * combine.c (combine_instrutions): Set subst_prev_insn to zero.
- (try_combine, undo_all): Likewise.
- (get_last_value): Return zero if subst_prev_insn set.
-
- * sparc.h (INIT_TARGET_OPTABS): Move INIT_SUBTARGET_OPTABS to end.
-
- * Makefile.in (install-dir): chmod a+rx all newly created directories.
-
- * expr.c (expand_expr, case SAVE_EXPR): Handle the case where
- mode is VOIDmode.
-
-Fri Apr 28 15:39:38 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * cpplib.h (cpp_buffer): Note new escape combination "@ ".
- * cpplib.c (macroexpand): Delete "@ " if stringifying.
- (cpp_skip_hspace): Also skip "@ " if input buffer has_escapes.
- (collect_expansion): Cleanup white-space handling.
- (create_definition): Remove all leading spaces, not just first one.
- (cpp_expand_to_buffer): Set has_escapes on resulting input buffer.
- (macroexpand): Set output_escapes during whole function (and
- specifically during calls of macarg).
- (macroexpand): Set "@ " before and after expansion result.
- (push_macro_expansion): Remove unneeded initial "@ ", not " ".
- (cpp_get_token): Remove unneeded "@ " (not " ") at end of expansion.
- (cpp_get_token): Handle "@ ".
-
- * cpplib.c (read_name_map): Add cpp_reader parameter. Access
- map_list from former (instead of having it be static).
- (open_include_file): Extra parameter (because of above changes).
- (do_include, lookup_import): Update calls of open_include_file.
-
- * cpplib.c (do_include): Fix memory leak.
-
- * cpplib.c (delete_assertion): Also delete tokenlist.
- (do_unassert): Don't delete tokenlist (handled by delete_assertion).
- (cpp_cleanup): New function. Frees resources used by a cpp_reader.
- * cpphash.c (cpp_hash_cleanup): New function.
- (delete_macro): Enable commented-out code.
- (file_cleanup): Free actual buffer.
-
- * cpplib.c (cpp_options): Add map_list.
-
- * cpplib.h (PARSE_GETC): Removed. Bogus and unused.
- * cppmain.c (main): Remove commented-out code that used PARSE_GETC.
-
- * cpplib.c: Don't #include <string.h>. Causes clashes
- on Nextstep (when index/rindex are macros).
- (cpp_grow_buffer, int_parse_file): Cast to U_CHAR*, rather than char*.
-
-Sun Apr 30 08:11:23 1995 Alan Modra (alan@spri.levels.unisa.edu.au)
-
- * stdarg.h, varargs.h (va_arg): Don't assume __va_rounded_size (char)
- has the value of 4.
-
-Sun Apr 30 07:13:43 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * vax.h (NOTICE_UPDATE_CC): Correctly handle aob insns.
-
- * expr.c (expand_expr, case CONSTRUCTOR): Don't set target to
- zero if more then one word.
- Pass size and alignment to move_by_pieces_ninsns in bytes, not bits.
-
- * cse.c (cse_insn): Properly set IN_MEMORY for SET_DEST.
-
- * tree.c (substitute_in_expr): Preserve TREE_READONLY.
-
- * c-common.c (enum attrs): Add A_UNUSED.
- (init_attributes): Initialize it.
- (decl_attributes, case A_UNUSED): New case.
-
-Sat Apr 29 15:42:03 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (do_include): Re-fix minor memory leak by using
- alloca instead of xmalloc and free.
-
- * cccp.c (macarg): Except for reporting error, treat unterminated
- macro call as if it were terminated, since `macroexpand' relies
- on *argptr being filled in.
-
-Sat Apr 29 06:09:35 1995 Torbjorn Granlund <tege@cygnus.com>
-
- * pa.c (output_mul_insn): Simplify, it is never called with
- UNSIGNEDP set.
-
- * pa.md (divsi3, udivsi3, modsi3, umodsi3): Simplify.
- (ashlsi3): Clean up indentation and commentary.
-
-Fri Apr 28 12:48:01 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * integrate.c (expand_inline_function): Don't emit any notes until
- after we've expanded the actual parameters.
-
-Fri Apr 28 11:51:06 1995 Stan Cox (gcc@dg-rtp.dg.com)
-
- * m88k/dgux.h: (ENDFILE_SPEC, LIB_SPEC) Fix crtbegin and crtend
- (SELECT_RTX_SECTION) Put relocatable pic constants in data section
-
- * m88k/dguxbcs.h: (LIB_SPEC) Likewise
-
- * m88k/m88k.c: (symbolic_operand) Put relocatable pic constants in data
-
- * m88k/m88k.h: (FRAME_POINTER_REQUIRED) Add -momit-leaf-frame-pointer
-
- * m88k/m88k.md: (umulsidi3) Doesn't work for 88110 with mod/div changes
-
- * m88k/x-dgux: (GCC_FOR_TARGET) tdesc gets mixed up for crtbegin/crtend
-
-Fri Apr 28 06:36:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-typeck.c (pop_init_level, output_init_element): Pass
- require_constant_* to digest_init.
-
- * alpha.c (alpha_emit_set_const): Now returns rtx and take MODE arg.
- Rework to use a new pseudo for intermediate values if high opt level.
- Also use expand_{bin,un}op.
- * alpha.h (alpha_emit_set_const): Add declaration.
- * alpha.md (mov[sd]i and splits): Change call to alpha_emit_set_const.
-
- * reg-stack.c (stack_result): Fix bug in last change.
-
-Fri Apr 28 01:08:43 1995 Doug Evans <dje@cygnus.com>
-
- * objc-act.c: Update calls to start_decl, finish_struct,
- pass NULLs for attributes.
-
-Thu Apr 27 21:13:14 1995 Doug Evans <dje@cygnus.com>
-
- * sparc.md (tablejump): Only if ! TARGET_MEDANY.
- (casesi): New pattern for TARGET_MEDANY case.
-
- * c-common.c (decl_attributes): Always continue if attribute not found.
- * c-typeck.c (common_type): Call lookup_attribute instead of
- value_member.
- * tree.c (attribute_hash_list): New function.
- (build_type_attribute_variant): Call it.
- (valid_machine_attribute): Handle attributes with arguments.
- (is_attribute_p): New function.
- (lookup_attribute): New function.
- (attribute_in_list): Deleted.
- (attribute_list_contained): Check TREE_PURPOSE and TREE_VALUE.
- * tree.h (valid_machine_attribute): Add prototype.
- (is_attribute_p, lookup_attribute): Likewise.
- * i386/winnt.h (RETURN_POPS_ARGS): Call lookup_attribute.
- (ENCODE_SECTION_INFO): Likewise.
- (CPP_PREDEFINES): Use __stdcall__, __cdecl__.
- (VALID_MACHINE_DECL_ATTRIBUTE): Call is_attribute_p.
- `args' must be NULL.
-
-Thu Apr 27 21:10:41 1995 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (insv): New anonymous patterns to combine insert with
- arbitrary ashift, ashiftrt, lshiftrt, or zero_extract. (Based on
- patch from John Brooks <jbrooks@ea.com>.)
- (ashlsi3): Remove extraneous operand processing.
-
-Thu Apr 27 18:47:24 1995 Jim Wilson <wilson@cygnus.com>
-
- * sh/ashlsi3.c, sh/ashrsi3.c, sh/lshrsi3.c: Delete.
- * sh/lib1funcs.asm (ashiftrt_r4_*): Rewrite for efficiency.
- (ashrsi3, lshrsi3, lshrsi3): Add.
- * t-sh (LIB1ASMFUNCS): Add new functions.
- (LIBGCC2_CFLAGS): Delete.
- (LIB2FUNCS_EXTRA): Remove deleted files.
- (ashlsi3.c, ashrsi3.c, lshrsi3.c): Remove rules for deleted files.
-
- * stmt.c (expand_return): When returning BLKmode structure, use
- operand_subword instead of doing arithmetic on the register number.
- Also, for structures smaller than word_mode, copy it into a word_mode
- temporary and then subreg it.
-
- * sparc.md: Delete two define_peepholes which print `bad peephole'.
-
-Thu Apr 27 16:17:01 1995 Torbjorn Granlund <tege@cygnus.com>
-
- * toplev.c (rest_of_compilation): Call shorten_branches even when
- !optimize.
- * final.c (shorten_branches): For non-optimizing compiles, break
- after first pass.
-
-Thu Apr 27 14:22:50 1995 Michael Meissner <meissner@cygnus.com>
-
- * i386/linux-oldld.h: New file, that is cloned from linux-aout.h,
- except that it does not pass -m i386linux to the linker. This is
- to support the original GNU/Linux ld that is on most distributions.
-
- * configure (i[345]86-*-linux*oldld*): Use i386/linux-oldld.h as
- the target file.
-
-Thu Apr 27 08:56:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.c (valid_machine_attribute): Update last change.
-
-Thu Apr 27 08:06:33 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
-
- * fix-header.c, cpplib.c: Don't include <sys/stat.h> twice.
- * cpplib.c (cpp_grow_buffer, init_parse_file): Cast {xmalloc,xrealloc}
- for token_buffer to U_CHAR* instead of char*.
-
- * m68k/x-mot3300: New file.
- * configure (m68k-motorola-sysv*): Use x-mot3300 instead of x-alloca.
-
-Thu Apr 27 07:04:09 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (do_include): Fix minor memory leak.
-
- * cccp.c (struct argdata): Remove unused `comments' member.
- (macarg): Don't set `comments' member.
-
- * cccp.c (collect_expansion): Assume leading white space
- already removed.
- Don't allocate unnecessary space for expansion.
-
- * cccp.c (deps_output): Don't generate overly long output lines.
- Do not invoke self recursively with spacer == 0; this simplifies
- the code a bit.
-
-Wed Apr 26 19:20:02 1995 Andrew McCallum <mccallum@leopard.cs.rochester.edu>
-
- * objc/Object.h: Changed Class * to Class in order to match NEXTSTEP
- and OpenStep runtime.
- * objc/Object.m, objc/Object.h, objc/archive.c, objc/class.c: Likewise.
- * objc/encoding.c, objc/init.c, objc/objc-api.h, objc/objc.h: Likewise.
- * objc/objects.c, objc/runtime.h, objc/selector.c: Likewise.
- * objc/sendmsg.c, objc/typedstream.h: Likewise.
-
-Wed Apr 26 19:18:52 1995 Pieter Schoenmakers <tiggr@es.ele.tue.nl>
-
- * objc/objc-api.h (objc_static_instances): New struct to record
- static instances of a certain class.
- (objc_module): New tag STATICS to point to the table of
- objc_statics_instances.
-
- * objc/init.c (OBJC_VERSION): Version 7.
- (objc_init_statics): New function.
- (__objc_exec_class): Invoke objc_init_statics if needed.
-
- * objc/NXConstantString.m, objc/NXConstantString.h: New files.
- * objc/Makefile (OBJC_O): Added bare-bones implementation of
- NXConstantString.
-
- * objc-act.c (OBJC_VERSION): Version 7.
- (build_objc_string_object): Build a full declaration if not using
- the next runtime.
- (objc_add_static_instance): New function.
- (init_module_descriptor): Add reference to static instances table.
- (build_module_descriptor): Add field for static instances table.
- (get_objc_string_decl): New function.
- (generate_static_references): New function.
- (finish_objc): Call generate_static_references if needed.
-
- * c-tree.h (finish_decl_top_level): New declaration.
- * c-decl.c (finish_decl_top_level): New function.
-
-Wed Apr 26 18:04:32 1995 Dirk Steinberg (Dirk.Steinberg@gmd.de)
-
- * stddef.h: Treat _MACHINE_ANSI_H_ like _ANSI_H_.
-
-Wed Apr 26 14:09:59 1995 Jim Wilson <wilson@cygnus.com>
-
- * sparc.h (NEGTF2_LIBCALL): Define.
- (INIT_TARGET_OPTABS): Add support for all TFmode *_LIBCALL macros.
- * optabs.c (init_optabs): Delete all uses of undocumented TImode and
- TFmode *_LIBCALL macros.
-
- * combine.c (simplify_rtx, case TRUNCATE): Add. Use force_to_mode.
- (force_to_mode, case AND): Allow some simplifications when GET_MODE (x)
- has more bits than HOST_BITS_PER_WIDE_INT.
- * mips/mips.md (truncdiqi2+[456]): Add patterns to simplify ZERO_EXTEND
- of a TRUNCATE.
-
-Wed Apr 26 13:01:22 1995 Doug Evans <dje@cygnus.com>
-
- * sparc.md (memop define_splits): Rewrite to not use memop.
- Preserve MEM_IN_STRUCT_P, MEM_VOLATILE_P, RTX_UNCHANGING_P bits.
- * sparc.c (memop): Deleted.
- (splittable_symbolic_memory_operand): New function.
- (splittable_immediate_memory_operand): New function.
-
-Wed Apr 26 12:54:26 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
-
- * configure: Add hppa1.1-hp-lites support.
-
-Wed Apr 26 08:04:46 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * sh.md (ashrsi2_31): Don't use dead_or_set_p after reload.
- * pyr.md: Remove bad peepholes that improperly use dead_or_set_p.
-
- * function.c (expand_function_end): Warn about unused parms
- if both -Wunused and -W.
-
- * tree.h (TYPE_PARSE_INFO): Delete unused field.
- (TYPE_PACKED): Add new macro.
- (struct tree_type): Delete unused field `parse_info'.
- Add new field `packed_flag'.
- * c-tree.h (finish_enum, finish_struct): Add ATTRIBUTES argument.
- * c-common.c (init_attributes): Don't require decl for A_PACKED.
- (decl_attributes, case A_PACKED): Set TYPE_PACKED for type.
- * c-parse.in: Update number of shift/reduce conflicts.
- (structsp): Pass attribute arg to finish_struct.
- Support attributes on enums and pass to finish_enum.
- * c-decl.c (finish_struct): Add ATTRIBUTES argument, call
- decl_attributes and set DECL_PACKED from TYPE_PACKED.
- (finish_enum): Add ATTRIBUTES argument, call decl_attributes,
- and make enum narrow if TYPE_PACKED.
- * print-tree.c (print_node): Print TYPE_PACKED.
-
- * c-decl.c (init_decl_processing): Don't give builtin__constant_p an
- argument type.
- * expr.c (expand_builtin, case BUILT_IN_CONSTANT_P): A pointer to a
- string constant is a constant.
-
- * c-typeck.c (output_init_element): Constructor is not simple if
- a bitfield is being assigned a non-integer.
-
- * c-typeck.c (push_init_level): Update constructor_depth when we
- push spelling level.
-
-Tue Apr 25 19:50:06 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
-
- * pa.c (emit_move_sequence): Handle function label arithmetic for
- PIC code generation too.
-
-Tue Apr 25 18:52:43 1995 Stephen R. van den Berg (berg@pool.informatik.rwth-aachen.de)
-
- * reg-stack.c (current_function_returns_real): Deleted (unused).
- (FP_mode_reg): Trimmed to a smaller size, less overhead.
- (FP_MODE_REG): New macro over which FP_mode_reg will be accessed.
- (mark_regs_pat, straighten_stack): New functions.
- (reg_to_stack): Amend initialisation of FP_mode_reg.
- Mark FP registers mentioned in USE insns before NOTE_INSN_FUNCTION_BEG.
- (get_true_reg): Eliminate FP subreg accesses in favour of the
- actual FP register in use.
- (record_reg_life_pat): Make it work on SUBREGs as well. Make use of
- the new mark_regs_pat function. Handle USE insns if called unnested.
- (record_reg_life): Don't check for QImode again, we know that it
- is there. Process CALL_INSNs like all other insns, they might `use'
- some FP argument registers if register passing.
- (stack_result_p): Changed in stack_result and returning an rtx.
- (stack_reg_life_analysis): Take a new stackentry state argument.
- Use stack_result and the rtx to mark using mark_regs_pat. This ensures
- that types that need multiple FP registers are handled correctly.
- Delete the no_live_regs shortcut to save space.
- Use stackentry state to determine filled registers.
- (replace_reg): Accept COMPLEX_FLOAT as well.
- (move_for_stack_reg): Optimise away some pointer dereferencing.
- (subst_stack_regs): Make sure the stack is in the right order
- and of the right size for register passing.
- (goto_block_pat): Make sure the stack is in the right order
- to return possible multi-register values from the function.
- (convert_regs): Fix comment about CALL_INSN, it's no longer valid.
- Make sure the stack is of the right size and in the right order
- to return possible multi-register values from the function.
-
- * function.c (assign_parms): If STACK_REGS is defined, generate USE
- insns before the function body, thus showing which registers are filled
- with parameters.
- * expr.c (expand_builtin_apply_args): Likewise.
- Reverse order of saving registers, more compact code for i387.
- (expand_builtin_apply): Likewise.
- * emit-rtl.c (gen_highpart): Add comment about broken implementation.
- * i386.md (untyped_call): Make it return a complex double.
-
- * c-parse.in (attrib): Permit null-length argument list to attributes.
-
- * tree.c (valid_machine_attribute): Use new function attribute_in_list,
- makes sure type_attribute_variants are reused even when attributes have
- parameters.
- Assign any new type to TREE_TYPE (decl).
- (attribute_in_list): New function.
- (attribute_list_contained): Use it.
- * tree.h (attribute_in_list): New declaration.
-
-Tue Apr 25 18:25:53 1995 Jim Wilson <wilson@cygnus.com>
-
- * expr.c (struct move_by_pieces): Add to_struct and from_struct fields.
- (move_by_pieces): Set to_struct and from_struct fields.
- (move_by_pieces_1): Set MEM_IN_STRUCT_P of to1 and from1.
- (expand_builtin, case BUILT_IN_MEMCPY): New variable type.
- Set MEM_IN_STRUCT_P of src_mem and dest_mem.
-
- * Makefile.in (clean): Delete libgcc1-asm.a.
-
- * m68k/vxm68k.h (CPP_SPEC): Define.
-
- * c-decl.c (pushdecl): Don't test DECL_EXTERNAL when deciding whether
- to register a duplicate decl in the current block.
-
- * cross64.h (INIT_ENVIRONMENT): Define as string not putenv call.
- * gcc.c (main): Pass INIT_ENVIRONMENT to putenv.
-
- * stmt.c (expand_return): When returning BLKmode structure in
- registers, copy it to a psuedo-reg instead of to hard registers.
-
-Tue Apr 25 15:14:58 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.h (LEGITIMIZE_ADDRESS): Don't create a DF address using two
- regs if -msoft-float or -mcpu=403.
-
-Tue Apr 25 15:45:44 1995 Richard Henderson (richard@atheist.tamu.edu)
-
- * m68k.md (divhi3, udivhi3, modhi3, umodhi3): Deleted
- these insns plus some surrounding trash.
- (divmodhi4, udivmodhi4): Added these insns.
-
-Tue Apr 25 10:12:40 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.c (alpha_builtin_saveregs): Refine last change to work
- for both stdarg and varargs.
-
- * tree.c (chain_member_purpose): Make similar to chain_member_value.
-
- * Makefile.in, configure: Change "realclean" to "maintainer-clean".
-
- * protoize.c: Removed __NetBSD__ from conditional.
- Declare strerror if HAVE_STRERROR is defined; otherwise
- declare sys_errlist and sys_nerr.
- (my_strerror): New function.
- (errno): Don't define if already defined as a macro.
-
- * alpha.c (current_file_function_operand): Return false if profiling.
-
- * expr.c (convert_move): Don't access a hard reg in an invalid
- mode when doing a truncation.
-
- * alpha.c (add_operand): Test for exactly the constants allowed by
- the constraints.
- * alpha.h (CONST_OK_FOR_LETTER_P, case 'L'): Reject 0x80000000.
-
- * c-parse.in (initdcl, notype_initdcl): Pass attributes to
- start_decl; delete call to decl_attributes.
- * c-tree.h (start_decl): Two new tree parameters.
- * c-decl.c (start_decl): New args for attributes; call decl_attributes.
-
- * c-decl.c (duplicate_decls): Don't look at TYPE_ACTUAL_ARG_TYPES
- if it is not set.
-
- * xm-1750a.h: New file.
-
- * alpha.c (alpha_builtin_saveregs): Add to incoming args addr
- if less than 6 named args, not less than or equal to.
-
-Mon Apr 24 15:25:19 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * mips-tfile.c (fatal, error): Make first arg const to avoid warning.
-
- * stmt.c (expand_end_bindings): Write a BARRIER after call
- to abort in nonlocal handler.
-
- * stmt.c (expand_decl_init): Call preserve_temp_slots to keep
- around any temp whose address was taken.
-
-Fri Apr 21 16:26:15 1995 Torbjorn Granlund <tege@adder.cygnus.com>
-
- * pa.md (call_internal_reg): Fix typos in length calculation.
- (call_value_internal_reg): Likewise.
-
-Fri Apr 21 13:17:15 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
-
- * config/gnu.h (STANDARD_INCLUDE_DIR): New macro.
- * config/mips/gnu.h (STANDARD_INCLUDE_DIR): Macro moved there.
-
-Fri Apr 21 08:23:58 1995 Tom Quiggle (quiggle@lovelace.engr.sgi.com)
-
- * toplev.c (lang_options): Add -I for GNAT.
- * gcc.c (default_compilers): Pass -I to gnat1.
-
-Fri Apr 21 07:58:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.c (integer_all_onesp): Test to size of mode, not TYPE_PRECISION.
-
- * toplev.c (main): Turn on -fforce-mem for -O2.
-
- * fold-const.c ([lr]rotate_double): Replace; old versions were bogus.
- (fold, shift and rotate): Don't call tree_int_cst_sgn on non-integer.
- (fold, case LROTATE_EXPR): If constant count, convert to RROTATE_EXPR.
- (fold, case RROTATE_EXPR): Sometimes commute logical op with rotate.
- Delete pair of counteracting shifts.
-
- * combine.c (simplify_logical, case AND): If still an AND, get
- new values for op0 and op1.
-
-Thu Apr 20 17:52:10 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * sh.c: Completely rewritten.
- * sh.h (FAST_BIT, CONSTLEN_2_BIT, CONSTLEN_3_BIT, CONSTLEN_0_BIT,
- TARGET_FASTCODE, TARGET_CLEN3, TARGET_CLEN0, TARGET_OPTIONS): Delete.
- (TARGET_SWITCHES): Delete -mclen3 and -mclen0 options.
- (TARGET_DEFAULT): Is zero.
- (OVERRIDE_OPTIONS): Delete code to set max_count_si and max_count_hi.
- (SPECIAL_REG): New macro.
- (HARD_REGNO_MODE_OK): Allow any mode in any general register.
- (GO_IF_LEGITIMATE_ADDRESS): Delete constant + reg address case.
- (MOVE_RATIO): Define to 2 when TARGET_SMALLCODE.
- (max_si, max_hi, max_count_si, max_count_hi): Delete.
- * sh.md: Delete spurious constraints from all define_expands.
- (rotlsi3_1): Set T reg instead of clobbering it.
- (ashrsi3): Use expand_ashiftrt instead of gen_shifty_op.
- (movsi_i, movhi_i, movsf_i): Add conditions to reject patterns
- needing a reload.
- (movdi-2, movdf_k): Correct conditions to reject patterns needing
- a reload.
- ([inverse_]branch_{true,false}): Pass operands to output_branch.
- (jump): Delete unnecessary braces.
- (call, call_value): Don't use expand_acall. Force operand0 into
- a register.
-
-Thu Apr 20 12:57:16 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * function.c (assign_parms): Use TREE_ADDRESSABLE rather than
- TYPE_NEEDS_CONSTRUCTING to decide whether a parameter needs to be
- passed by invisible reference.
-
- * calls.c (expand_call): Ditto. Abort if we try to pre-evaluate a
- parameter of TREE_ADDRESSABLE type.
-
-Wed Apr 19 17:50:24 1995 Torbjorn Granlund <tege@cygnus.com>
-
- * pa.h (TARGET_SWITCHES): Fix typo.
-
-Tue Apr 18 18:06:03 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * expr.c (store_constructor): Use BYTES_BIG_ENDIAN rather
- than BITS_BIG_ENDIAN to layout bits within bitstring.
- * tree.c (get_set_constructor_bytes): Likewise.
-
-Tue Apr 18 17:22:46 1995 Per Bothner (bothner@wombat.gnu.ai.mit.edu)
-
- * config/m68k/{x-hp320,x-hp320g} (FIXPROTO_DEFINES):
- Define _HPUX_SOURCE so putenv and other functions get seen.
-
-Tue Apr 18 03:57:35 1995 Michael Meissner (meissner@cygnus.com)
-
- * varasm.c (weak_decls): Make this a unique structure, instead of
- a tree structure.
- (handle_pragma_weak): Don't redeclare asm_out_file. Use new weak
- structure to copy name and value to. Protect name and value by
- copying them to the permanent obstack.
- (declare_weak): Call handle_pragma_weak, instead of duplicating
- the code.
- (finish_weak): Rewrite to use new weak symbols list structure.
-
- * c-pragma.h: New file to define the c-pragma.c interfaces.
- * c-pragma.c: Include it.
- * varasm.c: Include it.
- * c-lex.c: Include it.
- * cp/lex.c: Include it.
-
- * varasm.c (handle_pragma_weak): No longer pass output file
- stream, since weak pragmas are delayed until the end of the
- compilation.
- * c-pragma.c (handle_pragma_token): Call handle_pragma_weak
- without file stream argument.
-
- * Makefile.in (varasm.o, c-lex.o, c-pragma.o): Add dependencies on
- c-pragma.h.
-
- * config/rs6000.md (movdf): If -msoft-float, do not generate
- memory to memory references, like is already done for the
- -mhard-float case. Remove an extra test for -mhard-float inside
- of -mhard-float code.
-
-Tue Apr 18 06:19:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (size_int): Arg is unsigned HOST_WIDE_INT.
- * tree.h (size_int): Likewise.
-
-Mon Apr 17 23:36:57 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * rs6000/aix41.h: Restore March 11th changes, plus
- (ASM_OUTPUT_EXTERNAL): Do add [DS] or [RW], just don't emit
- anything.
- * rs6000/aix3newas.h (ASM_OUTPUT_EXTERNAL): Ditto.
-
-Mon Apr 17 15:58:52 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * config/mips/x-iris (FIXPROTO_DEFINES): Add -D_LANGUAGE_C_PLUS_PLUS.
- * config/mips/x-iris6: Likewise.
-
- * cpplib.c: Rename make_definition to cpp_define.
- * cpplib.h (cpp_define): New declaration.
-
- * cpplib.c (special_symbol): For T_SPECLINE, calculate __LINE__
- in enclosing file buffer, not current buffer (if macro expanding).
- (cpp_get_token): Fix thinko (in code for chopping unneeded space).
-
-Mon Apr 17 11:36:07 1995 Jim Wilson <wilson@cygnus.com>
-
- * abi64.h (CPP_SPECS): Define and use _ABI64 instead of
- _MIPS_SIM_ABI64.
- (SETUP_INCOMING_VARARGS): Set MEM_IN_STRUCT_P if big endian target.
- * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define.
-
- * combine.c (get_last_value): Ignore BARRIER when scanning backwards.
- (move_deaths): New variables before_dead and after_dead. Set them
- to instructions that have valid INSN_CUID values and use in test.
-
- * combine.c (subst_prev_insn): New variable.
- (try_combine): Set it.
- (get_last_value): Use it.
-
- * reload.c (find_reloads): Recompute reg_equiv_address from
- reg_equiv_memory_loc before using it.
- (find_reloads_toplev, make_memloc): Likewise.
-
- * expr.c (expand_builtin, case BUILT_IN_MEMCPY): Call force_operand
- on dest_rtx before returning it.
-
- * function.c (instantiate_decls): Use temporary allocation if
- DECL_DEFER_OUTPUT is set.
-
-Sat Apr 15 23:19:03 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * aoutos.h (ASM_OUTPUT_DEF): Define instead of SET_ASM_OP.
- * sparc/sunos4.h (ASM_OUTPUT_DEF): Ditto.
-
- * varasm.c (weak_finish): Don't handle aliases.
- (declare_weak): Ditto.
- (assemble_alias): Handle aliases.
-
- * c-common.c (enum attrs): Add A_ALIAS.
- (init_attributes): Ditto.
- (decl_attributes): Ditto.
-
-Sat Apr 15 13:26:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * calls.c (expand_call): Call preserve_temp_slots on temps
- made for BLKmode args returned in registers.
-
- * pa.c (override_options): Fix typo.
-
-Sat Apr 15 12:11:46 1995 Brendan Kehoe <brendan@cygnus.com>
-
- * alpha/alpha.c (output_epilog): Initialize fp_offset to 0, and
- make sure it's non-zero before we try to use it to restore the
- frame pointer.
-
-Fri Apr 14 19:45:05 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * ginclude/va-{clipper,pa,pyr,sparc,spur}.h (va_arg): Reorganize
- to avoid BIND_EXPRs and COND_EXPRs of aggregate type.
-
-Fri Apr 14 19:31:14 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
-
- * config/svr4.h (ASM_OUTPUT_SECTION_NAME): Make the section
- read-only executable "ax" if DECL is a FUNCTION_DECL; read-only
- "a" (previously the case always) if DECL is TREE_READONLY;
- otherwise writable "aw".
-
-Fri Apr 14 18:49:11 1995 Linus Torvalds <Linus.Torvalds@cs.Helsinki.FI>
-
- * alpha.md (probe_stack): Probe with write, not read.
- (allocate_stack): Update and correct stack probe code.
- * alpha.c (output_prolog): Changed stack probe at function entry.
-
-Fri Apr 14 18:42:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * jump.c (delete_insn): When deleting after label, delete
- a BARRIER as well.
-
-Fri Apr 14 14:40:48 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * toplev.c (compile_file): Call weak_finish.
-
- * c-common.c (enum attrs): Add A_WEAK.
- (init_attributes): Ditto.
- (decl_attributes): Support __attribute__ ((weak)) by
- calling declare_weak.
-
- * sparc/sunos4.h (HANDLE_PRAGMA_WEAK, WEAK_ASM_OP, SET_ASM_OP):
- Define to support weak symbols with -fgnu-linker.
- * aoutos.h: Ditto.
-
- * varasm.c (handle_pragma_weak): Add declared weak symbols to
- weak_decls rather than emitting them immediately.
- (declare_weak): Add the indicated declaration to weak_decls.
- (weak_finish): Emit .weak directives for any weak symbols.
-
- * libgcc2.c: The C++ free-store management functions are weak.
-
-Fri Apr 14 13:00:29 1995 Michael Meissner (meissner@cygnus.com)
-
- * rs6000/rs6000.c (output_prolog): For eabi systems, emit main's
- call to __eabi before setting up the minimal TOC used with the
- -mrelocatable support.
-
- * rs6000/eabi.h (INVOKE__main): Don't define any more,
- output_prolog will emit the call.
-
-Fri Apr 14 09:09:03 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.c (call_operand): Any reg is valid for NT.
- (output_prologue): Never need GP for Windows/NT.
- Set SYMBOL_REF_FLAG in current function decl.
-
-Thu Apr 13 20:19:30 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * alpha/xm-alpha.h (HAVE_VPRINTF): Define.
- (HAVE_PUTENV): Define.
- (POSIX): Define.
-
-Thu Apr 13 19:57:44 1995 Doug Evans <dje@cygnus.com>
-
- * emit-rtl.c (gen_sequence): If the insn has a non-null
- CALL_INSN_FUNCTION_USAGE field, output it as a sequence so the
- latter isn't discarded.
-
- * c-parse.in: Update expected conflict count.
-
-Thu Apr 13 08:10:20 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure.bat: Arg 2 is which machine (i386 or alpha).
- * configure (alpha-*-winnt3*): New configuration.
- * alpha.c: Don't #include stamp.h for WINNT.
- (input_operand, case CONST): Allow ptr_mode and DImode.
- * alpha.h (WINDOWS_NT): Provide default definition.
- (ASM_OUTPUT_INT): Use output_addr_const.
- (ASM_OUTPUT_ADDR_DIFF_ELT): Use .long for NT.
- * alpha.md (calll, tablejump, movsi): New variants for NT.
- * alpha/winnt.h, alpha/xm-winnt.h, alpha/x-winnt: New files.
- * alpha/config-nt.bat, alpha/config-nt.sed: New files.
- * i386/config-nt.bat: Add Ada fragments to Makefile.
- * i386/config-nt.sed: Adjust for deletion of config.run in Makefile.in
- Change version to 2.6.3.
- Add some missing tabs.
- * winnt/winnt.h (TARGET_MEM_FUNCTIONS): Define.
- (LINK_SPEC): Delete "align:0x1000".
- * winnt/xm-winnt.h (OBJECT_SUFFIX): Define.
- * ginclude/stdarg.h, ginclude/varargs.h: Clean up code that
- defines *DEFINED* symbols.
-
- * configure (a29k-*-sym1*): Same as a29k-*-bsd*.
- * a29k.h (ASM_OUTPUT_SECTION_NAME): New macro.
-
-Wed Apr 12 14:36:03 1995 Jim Wilson <wilson@cygnus.com>
-
- * dbxout.c (dbxout_type_fields): Correct arguments to CHARS macro
- in flag_minimal_debug case.
- (dbxout_symbol_name): Use DECL_ASSEMBLER_NAME unconditionally.
- * sdbout.c (sdbout_record_type_name): Correct indentation.
- (sdbout_symbol): Use DECL_ASSEMBLER_NAME unconditionally.
- (sdbout_one_type): Likewise.
-
-Tue Apr 11 13:24:13 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * fix-header.c (main): Fix loop over required_functions_list.
- (fatal): Also print inc_filename.
-
- * cpplib.c (cpp_push_buffer): Added missing initializatuon of buf.
- (cpp_file_buffer): Compare against CPP_NULL_BUFFER, not NULL.
- (finclude): No longer call cpp_push_buffer - let callers do it.
- (do_include): Add call to cpp_push_buffer.
- (push_parse_file): Call cpp_push_buffer early, so initial
- defines can use file and line from a valid cpp_buffer.
- (nreverse_pending): New function.
- (push_parse_file): Use nreverse_pending.
- (push_parse_file): For -include files, just push them in reverse
- order - we don't need to scan them now.
- (cpp_error_from_errno, cpp_perror_with_name): Don't emit extra '\n'.
-
-Tue Apr 11 13:36:44 1995 Jim Wilson <wilson@cygnus.com>
-
- * configure (mips-dec-mach3): Add.
-
- * sh.c (shiftby_operand): Delete.
- * sh.h (TARGET_SWITCHES): -m3 and -m3l also set SH2_BIT.
- (OVERRIDE_OPTIONS): Don't add CPU_SH2 to CPU_SH3 when TARGET_SH3.
- * sh.md (ashlsi3): Use nonmemory_operand as a predicate instead of
- shiftby_operand. Don't use shiftby_operand in the output statement.
- (lshrsi3): Likewise.
-
- * c-decl.c (poplevel): Do output inline function if
- DECL_ABSTRACT_ORIGIN points to itself.
-
- * varasm.c (output_constant): Cast assemble_string argument to char *.
-
-Mon Apr 10 14:29:28 1995 Torbjorn Granlund <tege@adder.cygnus.com>
-
- * recog.c (constrain_operands, case 'E'): Make this work like
- constraint character `F' when REAL_ARITHMETIC is defined.
- * regclass.c (record_reg_classes, case 'E'): Likewise.
- * reload.c (find_reloads, case 'E'): Likewise.
-
-Mon Apr 10 14:30:31 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/aix3newas.h, rs6000/aix41.h: Eliminate March 11th changes
- to undefine ASM_OUTPUT_EXTERNAL{,_LIBCALL}, since this causes the
- compiler not to bootstrap.
-
-Mon Apr 10 07:17:39 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * cppalloc.c: #include config.h.
- * cppexp.c: Add declarations of xmalloc and xrealloc.
- (cpp_parse_expr): Cast args to bcopy to char *.
- * cpphash.c: Add declaration of xmalloc.
- * cpplib.c (init_parse_options, cpp_reader): Cast args to bcopy,
- bcmp, and bzero to char *.
- (add_import, push_parse_file, init_parse_file): Likewise.
-
- * c-common.c (enum attrs): New attribute, A_NOCOMMON.
- (init_attribute): Initialize it.
- (decl_attributes): Implement it.
- * varasm.c (make_decl_rtl): Allow section attribute if -fno-common
- or variable is not to be placed in common for some other reason.
-
- * combine.c (simplify_set): Don't move a SUBREG to dest if it
- is changing the size of a hard reg in CLASS_CANNOT_CHANGE_SIZE.
-
- * reload.c (find_equiv_reg): If goal is a pseudo that got memory,
- a store into memory makes it invalid.
- * reload1.c (reload_as_needed): Call forget_old_reloads_1 on
- pattern before reg elimination.
-
-Mon Apr 10 00:26:14 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
-
- * pa.c (pa_reorg): Bump label use count for each entry in an
- exploded ADDR_VEC.
-
-Sun Apr 9 09:22:51 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * i386.md (adddi3, subdi3): Need scratch reg whenever operand 0 in
- mem and operands 1 not '0'.
- (subdi3): Don't treat two non-equal MEMs as non-aliasing.
-
-Sat Apr 8 22:53:38 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
-
- * pa.c (pa_reorg): Fix typo.
-
-Sat Apr 8 19:36:36 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/rs6000.h (SELECT_SECTION): TREE_CODE_CLASS must be called
- with a tree code, not a tree value.
-
-Sat Apr 8 12:41:01 1995 Mike Stump <mrs@cygnus.com>
-
- * cpphash.c: Don't use const on compilers that don't support it.
-
-Sat Apr 8 16:32:22 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (expand_increment): Handle case where INCREMENTED
- has a non-trivial conversion.
-
-Fri Apr 7 19:33:21 1995 Phil Nelson (phil@cs.wwu.edu)
-
- * ns32k.h (TRAMPOLINE_TEMPLATE, TRANSFER_FROM_TRAMPOLINE):
- Fix assembler syntax errors.
-
-Fri Apr 7 19:27:23 1995 Pat Rankin (rankin@eql.caltech.edu)
-
- * cccp.c (VMS_fstat, VMS_stat): New functions.
-
-Fri Apr 7 19:25:21 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (collect_expansion): If traditional, set stringify
- member to SHARP_TOKEN regardless of the value of
- stringify_sharp_token_type.
-
-Fri Apr 7 07:48:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * cse.c (simplify_unary_operation): #ifdef POINTERS_EXTEND_UNSIGNED,
- handle sign- or zero-extending addresses.
-
- * optabs.c (init{,_integral,_floating,_complex}_libfuncs):
- Change SUFFIX to "char" to avoid confusion with prototype.
-
- * explow.c (convert_memory_address): No longer static.
- New arg, TO_MODE.
- Do something special for SYMBOL_REF, LABEL_REF, and CONST.
- (memory_address): Add extra arg to call to convert_memory_address.
- * rtl.h (convert_memory_address): Add extra arg.
- * expr.c (expand_expr, case ADDR_EXPR): Always call
- convert_memory_address when converting; add extra arg.
- * stmt.c (expand_computed_goto): Convert from ptr_mode to Pmode.
-
- * gcc.c (OBJECT_SUFFIX): Default now ".o", not "o".
- (all specs): Remove "." before %O; use %O in a few missing cases.
- * i386/os2.h (OBJECT_SUFFIX): Delete from here.
- * i386/xm-os2.h (OBJECT_SUFFIX): Move to here; now has period.
-
- * Makefile.in (STAGESTUFF): Use $(exeext) for executables.
-
-Fri Apr 7 03:32:29 1995 Richard Stallman <rms@mole.gnu.ai.mit.edu>
-
- * config.sub: Accept -lites* as op sys.
-
-Thu Apr 6 23:08:50 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * cpplib.c (bcopy, bzero, bcmp): Remove #undefs.
- * cppalloc.c (xcalloc): Re-implement using calloc,
- rather than malloc+bzero.
- * cpplib.c (SELF_DIR_DUMMY): New macro.
- (do_include): Don't pass searchptr to finclude if it is dsp,
- since that is on the stack, and would cause a dangling pointer.
- If handling #include_next, recognize SELF_DIR_DUMMY.
-
-Fri Apr 7 00:54:24 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
-
- * pa.h (MACHINE_DEPENDENT_REORG): Define.
- * pa.md (switch_jump): New pattern for jumps which implement
- a switch table.
- * pa.c (pa_reorg): New function to explode jump tables.
- (pa_adjust_insn_length): Account for jumps in switch tables with
- unfilled delay slots.
-
-Thu Apr 6 14:31:10 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * c-typeck.c (build_binary_op): Don't call common_type for
- uncommon pointer types.
-
-Wed Apr 5 13:53:17 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- Re-write fixproto/fix-header/etc to use cpplib:
- * fix-header.c: Comment out support for adding missing extern "C"
- using #ifdef ADD_MISSING_EXTERN_C instead of #if 0.
- * fixproto: Removed case of required functions. Instead use ...
- * fix-header.c (std_include_table): ... new required-functions table.
- (cpp_file_line_for_message, cpp_print_containing_files, cpp_message):
- New stub functions, to intercept cpplib error message.
- * fixproto: Don't call $CPP, since fix-header now incorporates cpplib.
- * gen-protos.c (fatal, hashf): New functions.
- (main): Use hashf, instead of hash.
- * scan-decls.c (scan_decls, skip_to_closing_brace): Re-write to
- take a cpp_reader* as argument, not a FILE*.
- * scan.h (hash): Make parameter const.
- * scan.c (hash): Removed.
- * scan.c (memory_full, xmalloc, xrealloc): Removed.
- Use functions from cppalloc.c instead.
- * Makefile.in (gen-prtos, fix-header, stmp-fixproto): Update.
-
-Wed Apr 5 13:24:14 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * cpplib.c (cpp_get_token): If traditional, return after comment,
- instead of reading more, so end-of-line can be peeked at.
- * cpperror.c (cpp_file_line_for_message, cpp_message): New
- functions, that do the actual printing of error messages.
- (cpp_print_file_and_line, cpp_error, cpp_warning, cpp_pedwarn,
- cpp_error_with_line, cpp_warning_with_line, cpp_pedwarn_with_line,
- cpp_pedwarn_with_file_and_line, cpp_error_from_errno, my_strerror,
- cpp_perror_with_name): Re-write to use cpp_file_line_for_message
- and cpp_message, and move to cpplib.c.
-
-Tue Apr 4 23:35:49 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
-
- * config/gnu.h (GNU_CPP_PREDEFINES): Remove -D__HURD__.
-
-Tue Apr 4 17:15:54 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
-
- * pa.h (DO_GLOBAL_DTORS_BODY): Fix pointer -> integer assignment
- problem.
-
- * reorg.c (fill_simple_delay_slots): Don't use a JUMP_INSN
- a the target of another JUMP_INSN to fill a delay slot.
-
-Mon Apr 3 19:03:48 1995 Torbjorn Granlund <tege@adder.cygnus.com>
-
- * cse.c (simplify_unary_operation): Sign-extend constants when
- they have the most significant bit set for the target.
-
- * m68k.md (umulsi3_highpart): Test for CONST_INT and CONST_DOUBLE,
- not CONSTANT_P.
- (smulsi3_highpart): Likewise.
- * m68k.c (const_uint32_operand): New function.
- (const_sint32_operand): New function.
- * m68k.md (const_umulsi3_highpart): Use const_uint32_operand instead
- of immediate_operand for op3. Delete mode.
- (const_smulsi3_highpart): Analogous change.
-
-Mon Apr 3 19:03:48 1995 Jim Wilson <wilson@cygnus.com>
-
- * cse.c (simplify_binary_operation): Sign-extend constants when
- they have the most significant bit set for the target.
-
- * combine.c (force_to_mode, case PLUS): Sign extend masks that are
- negative in OP_MODE.
- (simplify_and_const_int): Sign-extend constants when they have the
- most significant bit set for the target.
- (merge_outer_ops): Likewise.
- (simplify_shift_const): Likewise.
-
-Mon Apr 3 18:23:48 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * toplev.c (lang_options): Add -f{no-,}repo.
-
-Mon Apr 3 18:13:15 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (nonzero_bits, case REG): Check POINTERS_EXTEND_UNSIGNED.
- (num_sign_bit_copies, case REG): Likewise.
- * explow.c (convert_memory_address): New function.
- (memory_address): Call if it needed.
- (promote_mode, case POINTER_TYPE): Use Pmode and pointer extension.
- (allocate_dynamic_stack_space): Convert size from ptr_mode.
- * expr.c (clear_storage, expand_assignment, store_{expr,constructor}):
- Use ptr_mode instead of Pmode in some places.
- (expand_expr, expand_builtin): Likewise.
- (push_block, store_expr): Convert size to Pmode.
- (expand_expr, case ADDR_EXPR): Convert from Pmode to ptr_mode.
-
-Mon Apr 3 18:00:52 1995 Jim Wilson <wilson@cygnus.com>
-
- * explow.c (allocate_dynamic_stack_space): Correct typo in last
- change.
-
- * sh.c (gen_shifty_op, case ASHIFTRT): Return 0 if shift count is not
- a constant.
-
-Mon Apr 3 12:17:10 1995 Michael Meissner (meissner@cygnus.com)
-
- * expmed.c (extract_bit_field): When converting a SUBREG into a
- REG, if the system is big endian, adjust the bit offset
- appropriately.
-
-Mon Apr 3 00:08:45 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
-
- * config/i386/linux.h: Include "config/linux.h" instead of
- "linux.h", to avoid recursion.
-
-Sun Apr 2 23:50:27 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
-
- * config/i386/gnuelf.h: Include i386/linux.h instead of
- i386/linuxelf.h.
-
-Sun Apr 2 17:35:10 1995 Jim Wilson <wilson@cygnus.com>
-
- * cse.c (simplify_relational_operation): Don't simplify A-B for
- compare of A and B when the compare is unsigned.
-
-Sun Apr 2 08:23:38 1995 Paul Eggert <eggert@twinsun.com>
-
- * fixincludes (stdio.h): BSDI 2.0 changed the spelling of _VA_LIST_
- to _BSD_VA_LIST_.
-
-Sun Apr 2 07:57:28 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i386/xm-bsd386.h: New file.
- * configure (i[345]86-*-bsd*): Add xm_file.
-
- * gcc.c (default_compilers): Pass -W and -w to gnat1.
-
- * winnt/winnt.h (STDC_VALUE): Add #undef.
- * i386/winnt.h (LIB_SPEC): Likewise.
-
-Sun Apr 2 07:55:25 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * i386/winnt.h (RETURN_POPS_ARGS, ENCODE_SECTION_INFO): Call
- chain_member_purpose, not chain_member_value.
- (ASM_FILE_START, LIB_SPEC): Move to here.
- * winnt/winnt.h (ASM_FILE_START, LIB_SPEC): Delete from here.
- * tree.c (chain_member_purpose): New function.
-
-Sat Apr 1 12:19:14 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * c-typeck.c (build_binary_op): New variable build_type controls
- type given to expression when created. Set to integer_type_node for
- comparison ops instead of result_type so result_type still holds type
- in which comparison is done. When checking for comparison between
- signed and unsigned, use result_type rather than (possibly shortened)
- type of op0. Don't warn about equality comparison of signed operand
- to unsigned constant that fits in signed type.
-
-Sat Apr 1 09:47:02 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * i386/winnt.h (CPP_PREDEFINES): Add definitions for __stdcall
- and __cdecl.
- * winnt/winnt.h (LIB_SPEC): Add OLDNAMES.LIB.
- * winnt/xm-winnt.h: Remove unneeded #define's for non-ANSI functions.
- * fixinc.winnt: Remove unneeded fixes relating to __stdcall.
-
- * objc/Makefile (SHELL): New definition.
-
-Sat Apr 1 08:25:26 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * cse.c (cse_insn): When emitting a BARRIER, don't put it after
- a deleted insn.
-
- * reload.c (push_reload): Initialize secondary_{in,out}_icode.
-
- * gcc.c (print_multilib_info): Don't use LAST_PATH if not set.
-
-Sat Apr 1 08:15:59 1995 Pat Rankin (rankin@eql.caltech.edu)
-
- * vax.md (extv, extzv): Don't use immediate value for operand 1.
-
-Sat Apr 1 07:48:29 1995 Yury Shevchuk (sizif@botik.yaroslavl.su)
-
- * stmt.c (expand_asm_operands): Properly ignore invalid reg in clobber.
-
-Sat Apr 1 07:02:24 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c: General code cleanup.
- Add prototypes for static functions.
- Remove unnecessary casts to (char *); add casts to (U_CHAR *).
- Add parentheses suggested by `gcc -Wparentheses'.
- Rename local variables as suggested by `gcc -Wshadow'.
- <fcntl.h>, <stdlib.h>, <string.h>, <unistd.h>: New includes.
- <sys/time.h>, <sys/resource.h>: Include only if defined(RLIMIT_STACK).
- <time.h>: Include, unless <sys/time.h> already does.
- (HAVE_FCNTL_H, HAVE_STDLIB_H, HAVE_SYS_TIME_H): New symbols.
- (HAVE_UNISTD_H, STDC_HEADERS, TIME_WITH_SYS_TIME): Likewise.
- (__attribute__, PROTO, VA_START, PRINTF_ALIST, PRINTF_DCL): New macros.
- (PRINTF_PROTO{,_1,_2,_3}, DO_PROTO): Likewise.
- (bcopy, bzero, bcmp): If #defined by configuration file, use that.
- If STDC_HEADERS is defined, use standard C functions.
- If BSTRING is defined, or USG and VMS are not defined, use
- the C library. Otherwise, use my_bcopy, my_bzero, my_bcmp.
- (localtime): Remove no-longer-necessary explicit declaration.
- (getenv, index, rindex): Don't declare explicitly if the
- appropriate system header should declare it.
- (fdopen): Remove no-longer-used declaration.
- (vprintf): Define a subsitute macro if !defined(HAVE_VPRINTF).
- (main): Replace `fdopen (dup (fileno (stdout)), "w"))'
- with `stdout'.
- (get_lintcmd, rescan, create_definition): Use bcmp instead of strncmp
- when both operands are known to be free of null bytes.
- (check_macro_name, compare_defs, collect_expansion): Likewise.
- (do_assert, compare_token_lists, assertion_lookup, do_line): Likewise.
- (skip_if_group, lookup): Likewise.
- (rescan): Remove unused label `startagain'.
- Abort instead of printing nonsense if the stack is corrupted
- when there was an unterminated successful conditional.
- (pcfinclude): Include explicit double-cast through GENERICPTR
- to identify particularly egregious type puns.
- (create_definition, do_define, check_macro_name): Use %.*s
- printf format to avoid painful copying-and-casting.
- (do_once): Return void, not (unused) int.
- (do_ident, do_pragma, do_sccs): Accept extra arguments so that
- all directive-handler's types match.
- (do_sccs): Define only if SCCS_DIRECTIVE is defined.
- (skip_if_group, dump_single_macro): Add `default: break;' to
- keep -Wswitch happy.
- (error, warning, error_with_line, vwarning_with_line, pedwarn): Use
- stdarg/vararg/vfprintf instead of passing bogus char * args around.
- (pedwarn_with_line, pedwarn_with_file_and_line, fatal): Likewise.
- (verror, vwarning, verror_with_line, vwarning_with_line): New fcns.
- (dump_single_macro): Abort if ap points to garbage.
- (make_definition, make_undef, make_assertion): Parameter now char *.
- (xmalloc, xrealloc, xcalloc, savestring, index0): Make sizes size_t
- instead of unsigned; make pointer parameters GENERICPTR, not char *.
- (xcalloc): Use bzero to clear memory instead of using own loop.
-
-Fri Mar 31 08:33:07 1995 Ken Raeburn (raeburn@wombat.gnu.ai.mit.edu)
-
- * longlong.h (umul_ppmm mc68000): Use %# instead of #.
-
-Fri Mar 31 06:37:54 1995 Michael Meissner (meissner@cygnus.com)
-
- * stor-layout.c (layout_decl): Implment -fpack-struct.
- (layout_record): Ditto.
-
- * flags.h (flag_pack_struct): New flag variable.
-
- * toplev.c (flag_pack_struct): New flag variable.
- (f_options): Add -fpack-struct support.
-
- * Makefile.in (stor-layout.o): Add flags.h dependency.
-
-Fri Mar 31 08:40:16 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * configure (i[345]86-*-winnt3*): Add tmake_file.
- * i386/x-winnt (winnt.o): Deleted.
- * i386/t-winnt: New file.
-
-Fri Mar 31 07:26:37 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * m68k/netbsd.h, m68k/hp3bsd44.h: Remove #include of machine/ansi.h.
-
- * configure (a29k-*-bsd): Set tmake_file to t-libc-ok.
-
- * stmt.c (expand_asm_operands): Properly handle output that can't
- be directly written into.
-
- * c-parse.in (structsp): Correct error in last change.
- * c-common.c (init_attributes): A_FORMAT is only for decls.
-
-Thu Mar 30 18:27:34 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * libgcc2.c: Remove explicit 0-initializations of static variables.
-
-Thu Mar 30 18:22:39 1995 Fergus Henderson <fjh@cs.mu.oz.au>
-
- * c-typeck.c (internal_build_compound_expr): Warn if LHS of comma
- expression has no side effects, or computes value which is not used.
- * stmt.c (make warn_if_unused_value): No longer static.
- * tree.h (warn_if_unused_value): Add declaration.
-
-Thu Mar 30 18:15:11 1995 Jim Wilson <wilson@cygnus.com>
-
- * combine.c (get_last_value): Revert back to use prev_nonnote_insn
- instead of prev_real_insn. Modify test that ignores USE insns.
-
- * rs6000.h (SELECT_SECTION): Apply constant DECL_INITIAL test
- only to DECLs.
-
- * explow.c (allocate_dynamic_stack_space): Test STACK_BOUNDARY against
- BIGGEST_ALIGNMENT at run time instead of at compile time.
- Give MUST_ALIGN macro a value, and test this value in if statements.
-
-Thu Mar 30 08:59:56 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-parse.in: Now have 27 shift/reduce conflicts.
- (attribute_list): Just make chain of all attributes.
- (attrib): Consistently put name as PURPOSE, args, if any, as VALUE.
- (structsp): Allow attributes on any struct or union.
- * c-common.c (enum attrs): New enum class.
- (attrtab, attrtab_idx): New variables.
- (add_attribute, init_attributes): New functions.
- (decl_attributes): Major rewrite.
- * tree.c (valid_machine_attribute): Now receive name and args.
-
-Thu Mar 30 07:20:14 1995 Paul Eggert <eggert@twinsun.com>
-
- * protoize.c: Use the phrase `preprocessing directive' consistently.
- * cccp.c (handle_directive, do_line, skip_if_group): Likewise.
- (output_line_directive): Renamed from output_line_command.
- (no_line_directives): Renamed from no_line_commands.
-
- * cccp.c (rescan): Don't recognize preprocessing directives
- within macro args. Warn if one is found.
-
-Thu Mar 30 06:20:36 1995 H.J. Lu (hjl@nynexst.com)
-
- * configure (i[345]86-*-linux*): Set xmake_file=x-linux,
- tm_file=i386/linux.h, and don't set extra_parts.
- (i[345]86-*-linux*aout*): New configuration.
- (i[345]86-*-linuxelf): Deleted.
- * config/linux{,-aout}.h, config/x-linux, config/xm-linux.h: New files.
- * config/i386/linux-aout.h: New file.
- * config/i386/linux.h: Extensive modifications to use ELF format
- as default.
- (LIB_SPEC): Don't use libc_p.a for -p. don't use libg.a
- unless for -ggdb.
- (LINUX_DEFAULT_ELF): Defined.
- * config/i386/linuxelf.h,config/i386/x-linux: Files deleted.
- * config/i386/xm-linux.h: Just include xm-i386.h and xm-linux.h.
-
-Wed Mar 29 19:09:36 1995 Mike Stump <mrs@cygnus.com>
-
- * libgcc2.c (__throw_type_match): Update to use new calling convention.
-
-Wed Mar 29 14:53:23 1995 Jim Wilson <wilson@cygnus.com>
-
- * gcc.c (process_command): Delete code modifying gcc_exec_prefix.
- (main): Put it here after last use of gcc_exec_prefix. For cross
- compiler, set startfile_prefixes if gcc_exec_prefix is set and
- standard_startfile_prefix is a relative path.
-
- * combine.c (make_compound_operation, AND case): Undo July 7, 1994
- change.
-
- * mips/mips.md (call_internal1, call_value_internal1): Move %* from
- start of assembler output to immediately before the jal.
-
- * mips/mips.c (function_prologue): Put SDB_DEBUGGING_INFO ifdef around
- code for SDB_DEBUG support.
- (mips_select_rtx_section, mips_select_section): Change rdata_section
- to READONLY_DATA_SECTION and sdata_section to SMALL_DATA_SECTION.
- * mips/mips.h (SMALL_DATA_SECTION): Define.
-
- * reorg.c (mark_referenced_resources): Make setjmp use all registers.
-
- * flow.c (mark_used_regs, case SUBREG): Only fall through to REG case
- if operand is a REG.
-
- * i960/i960.h (TARGET_SWITCHES): Make -mold-align set
- TARGET_FLAG_STRICT_ALIGN.
- (STRICT_ALIGNMENT): Test TARGET_STRICT_ALIGN.
-
- * sh/sh.c (andcosts): Modify costs to match the hardware, and add
- explanatory comments.
-
- * sparc/sol2.h (CPP_PREDEFINES): Add -D__SVR4.
-
-Wed Mar 29 14:30:30 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/rs6000.md (movsf): When moving to/from integer registers,
- don't move floating point to memory if it is being simulated with
- -msoft-float.
-
-Wed Mar 29 06:47:36 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-parse.in (initdcl): Only call decl_attributes once.
- * c-common.c (decl_attributes): Clean up test for __mode__.
-
-Tue Mar 28 08:34:37 1995 John Hassey (hassey@dg-rtp.dg.com)
-
- * i386.md (adddi3): Don't treat two non-equal MEMs as non-aliasing.
-
-Tue Mar 28 08:20:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * a29k.h (CONSTANT_ADDRESS_P): Provide consistent definition.
-
-Tue Mar 28 07:26:41 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (do_xifdef, do_endif): Remove unnecessary pointer comparisons.
-
-Mon Mar 27 20:45:15 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * calls.c (expand_call, store_one_arg): Don't set KEEP in calls
- to assign_stack_temp.
- * function.c (preserve_temp_slots): Clear ADDR_TAKEN on item
- that we are preserving.
-
-Mon Mar 27 14:39:35 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * mips/mips.h (FIRST_PSEUDO_REGISTER): Increment.
- (FIXED_REGISTERS, CALL_USED_REGISTERS): Add new register.
- (MD_REG_LAST): Increment.
- (ST_REG_FIRST, ST_REG_LAST): Increment.
- (HILO_REGNUM): Define.
- (enum reg_class): Add HILO_REG.
- (REG_CLASS_NAMES): Add "HILO_REG".
- (REG_CLASS_CONTENTS): Add HILO_REG initializer, and adjust ST_REGS
- and ALL_REGS initializers.
- (SECONDARY_RELOAD_CLASS): Remove.
- (SECONDARY_INPUT_RELOAD_CLASS): Define.
- (SECONDARY_OUTPUT_RELOAD_CLASS): Define.
- (REGISTER_MOVE_COST): Treat HILO_REG as MD_REGS.
- (REGISTER_NAMES): Add initialization line.
- (DEBUG_REGISTER_NAMES): Add "accum".
- * mips/mips.md: For each instruction which sets HI or LO, clobber
- HILO_REGNUM with (clobber (match_scratch:MODE N "=a")). Change
- each explicit reference to register 66 to register 67.
- (mulsidi3): Change to define_expand.
- (mulsidi3_internal): New name of old mulsidi3.
- (mulsidi3_64bit): New insn.
- (umulsidi3): Change to define_expand.
- (umulsidi3_internal): New name of old umulsidi3.
- (umulsidi3_64bit): New insn.
- (madddi_64bit, umaddi_64bit): New insns.
- (movdi_internal2): Add case for setting HILO_REG to zero.
- (reload_indi, reload_outdi): New define_expands.
- (movsi_internal1, movsi_internal2): Add cases for setting MD_REGS
- to zero, and for setting a general reg to HILO_REG.
- (reload_outsi): New define_expand.
- * mips/mips.c (mips_reg_names): Add "accum".
- (mips_sw_reg_names): Likewise.
- (mips_regno_to_class): Map HILO_REGNUM to HILO_REG.
- (mips_move_1word): Handle moving HILO_REGNUM to a general
- register. Make sure that the normal MD_REG cases aren't used for
- HILO_REGNUM. Handle moving zero to a MD_REG.
- (mips_move_2words): Make sure that the normal MD_REG cases aren't
- used for HILO_REGNUM. Handle moving zero to a MD_REG.
- (override_options): Set mips_char_to_class for 'a' and 'b'.
- (mips_secondary_reload_class): Add in_p argument. Handle
- HILO_REGNUM.
-
-Mon Mar 27 07:16:05 1995 Warner Losh <imp@village.org>
-
- * gcc.c: Removed __NetBSD__ from conditional.
- Declare strerror if HAVE_STRERROR is defined; otherwise
- declare sys_errlist and sys_nerr.
- (my_strerror): New function.
-
-Fri Mar 24 18:08:14 1995 Jason Merrill <jason@python.cygnus.com>
-
- * i386/linux.h (LIB_SPEC): Don't try to link with libraries we
- know only exist in archive form unless -static.
-
-Fri Mar 24 16:12:16 1995 Doug Evans <dje@cygnus.com>
-
- * Makefile.in (multilib.h): Depend on Makefile, not config.status.
-
-Fri Mar 24 15:01:17 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/rs6000.h (TARGET_MULTIPLE_SET): New target_flags bit that
- indicates -mmultiple or -mno-multiple was explicitly passed by the
- user, and not set as part of the cpu defaults.
- (TARGET_SWITCHES): Set TARGET_MULTIPLE_SET bit for both -mmultiple
- and -mno-multiple.
-
- * rs6000/rs6000.c (rs6000_override_options): If -mmultiple or
- -mno-multiple was explicitly used, don't override the setting with
- the processor default.
-
-Wed Mar 22 21:42:13 1995 Doug Evans <dje@cygnus.com>
-
- * i960/i960.c (i960_function_arg_advance): Ensure all regs marked
- as used if stack is also used (for va_start).
- (i960_setup_incoming_varargs): Rewrite to be similar to Intel's
- version, but don't allocate reg block unless necessary.
- * ginclude/va-i960.h (varargs va_start): Save g14 explicitly.
- Account for arguments preceding va_alist.
-
-Wed Mar 22 13:24:55 1995 Torbjorn Granlund <tege@adder.cygnus.com>
-
- * pa.c (singlemove_string): Handle SFmode constants again. Simplify.
- (zdepi_cint_p): Make some variables HOST_WIDE_INT.
- (lhs_lshift_cint_operand): Likewise.
- (output_and): Likewise.
- (output_ior): Likewise.
-
-Wed Mar 22 12:40:09 1995 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * sh.md (udivsi3): Don't clobber register 6.
- (udivsi3, divsi3, mulsi3_call): Use a pseudo-reg with regclass 'z'
- for output rather than hard register 0.
- (block_move_real): Don't clobber registers 4 and 5.
-
- * mips.c (mips_select_section): Apply constant DEC_INITIAL tests
- only to VAR_DECLs.
-
-Wed Mar 22 03:53:17 1995 Richard Stallman <rms@mole.gnu.ai.mit.edu>
-
- * config.sub (rm400, rm600): New machine names.
- (sinix5.*, sinix): New os aliases.
- (mips-siemens): Default os to sysv4.
-
-Mon Mar 20 21:56:47 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- Merged Paul Eggert's patch to cccp.c of Wed Mar 8 18:21:51 1995:
- * cpplib.c (do_include): Fix type typo: pcfbuflimit is char *, not int.
-
- Merged Doug Evans' patch to cccp.c of Mon Feb 27 17:06:47 1995:
- * cpplib.c (do_include): Check for redundant file before opening in
- relative path case. Don't call fstat unnecessarily.
-
- Merged J.T. Conklin's patch to cccp.c of Wed Feb 22 20:29:31 1995:
- * cpperror.c: Removed __NetBSD__ from conditional.
-
- Merged Kenner's patch to cccp.c & cexp.y of Tue Sep 20 17:49:47 1994:
- * cppexp.c (struct operation): Make value by HOST_WIDE_INT.
- (cpp_parse_expr): Change return type to HOST_WIDE_INT.
- * cpplib (eval_if_expr): Likewise.
- (do_if, do_elif): Update appropriately.
- * cpplib.h (cpp_parse_expr): Removed, to avoid defining HOST_WIDE_INT.
-
- Merged Paul Eggert's patch to cccp.c of Mon Aug 8 19:42:09 1994:
- * cpplib.c (create_definition): Warn about `#define a@', since a
- diagnostic is now required (see ISO TC1's addition to subclause 6.8).
- Also warn about `#define is-empty(x) (!x)'.
-
-Tue Mar 21 00:10:50 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
-
- * x-pa (CC): Add "-Dbsd4_4".
-
-Mon Mar 20 18:40:31 1995 Per Bothner <bothner@kalessin.cygnus.com>
-
- * toplev.c (print_error_function): New function hook.
- (default_print_error_function): New function. Default value
- of print_error_function. Code moved here from report_error_function.
- (report_error_function): Use print_error_function hook.
-
-Mon Mar 20 20:27:43 1995 Doug Evans <dje@cygnus.com>
-
- * cccp.c (do_xifdef): Handle c++ comments.
- (do_endif): Likewise.
-
-Mon Mar 20 15:31:45 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * configure (i386 configurations): Prepend i386/ to t-crt*.
-
-Mon Mar 20 07:58:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * stmt.c (fixup_gotos): Add missing call from last change.
-
- * objc/misc.c: Put Alpha-specific decls before #include of runtime.h.
-
- * alpha.h (EXTRA_SECTIONS): Write zeros first time in .rdata.
-
-Sat Mar 18 16:37:24 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * flow.c (mark_used_regs, case SUBREG): Set reg_changes_size even
- for integer modes.
- (mark_used_regs): Set reg_changes_size for RHS, if necessary.
- * combine.c (gen_lowpart_for_combine): Set reg_changes_size, if needed.
- * reload.c (push_reload): Reload a SUBREG if paradoxical and
- class is CLASS_CANNOT_CHANGE_SIZE.
- * reload1.c (gen_reload): Handle paradoxical SUBREGs.
- * alpha.h (SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS): Need GENERAL_REGS
- for paradoxical SUBREG and FLOAT_REGS.
- (SECONDARY_NEEDED_MODE): Use actual mode for 4 bytes or wider.
- * alpha.md (movsi): Allow FP regs and add case for store of FP reg.
- Remove cvtlq from MEM to FP reg case.
-
- * rtl.h (emit_insns_after): Add declaration.
- * stmt.c (fixup_gotos): Do a cleanup for a block when it is exited
- even if label if not defined yet.
-
- * function.c (pop_function_context): Fix error in last change;
- reference old value of current_function_decl before we modify it.
-
-Fri Mar 17 21:57:44 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * toplev.c (rest_of_compilation): Handle -Wreturn-type properly
- for inlines we aren't compiling yet.
-
-Fri Mar 17 21:26:48 1995 Mike Stump <mrs@cygnus.com>
-
- * libgcc2.c (__register_exceptions): Handle empty tables.
-
-Fri Mar 17 11:48:31 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * i386/winnt.c (winnt_function_prologue): Deleted.
- (gen_stdcall_suffix): New function.
-
-Thu Mar 16 17:36:52 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * svr4.h (LINK_SPEC): If the user did not specify -h name, use the
- output file name, if any.
- * sparc/sol2.h (LINK_SPEC): Ditto. Also, if the user did not
- specify -R path, add an -R for each -L.
-
- Move SunOS 4-specific assembler switches into the appropriate place.
- * m68k/sun[23].h (ASM_SPEC): Add %{R} %{j} %{J} %{h} %{d2}
- %{keep-local-as-symbols:-L}.
- * i386/sun.h (ASM_SPEC): Add %{R} %{keep-local-as-symbols:-L}.
- * sparc/sparc.h (ASM_SPEC): Ditto.
- * gcc.c (default_compilers): Remove %{R} %{j} %{J} %{h} %{d2}
- %{keep-local-as-symbols:-L} from assembler rules.
-
-Thu Mar 16 16:58:09 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/eabi-ctors.c: New file, handle C++ static constructors
- and destructors without requiring anything else from a libc.
-
- * rs6000/t-eabi (LIB2FUNCS_EXTRA): Build eabi-ctors.c.
-
- * rs6000/eabi.asm: Do not load up register 2 if there is no .got
- section. Jump to the __do_global_ctors function at the end of
- processing to call C++ static constructors, and it will return to
- __eabi's caller. Use normal volatile registers, instead of saving
- and restoring registers 30 and 31.
-
- * rs6000/eabi.h (STARTFILE_SPEC): Define as null.
- (LIB_SPEC): Ditto.
- (ENDFILE_SPEC): Ditto.
- (LIBGCC_SPEC): Always look for libgcc.a.
-
-Thu Mar 16 17:05:14 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * stmt.c (warn_if_unused_value, case SAVE_EXPR): New case.
- (warn_if_unused_value, case NOP_EXPR): OK if CALL_EXPR inside.
-
- * c-common.c (decl_attributes): Allow alignment for TYPE_DECLs.
-
- * Makefile.in (xsys-protos.h): Fix typo in -U operand.
-
-Thu Mar 16 13:49:10 1995 Per Bothner <bothner@rtl.cygnus.com>
-
- * cpplib.c, cpplib.h: New files - a C PreProcessor library.
- * cpphash.c, cpphash.h, cppalloc.c, cpperror.c, cppexp.c:
- New files - utility features used by cpplib.
- * cppmain.c: New file - cpp replacement main program for cpplib.
- * Makefile.in: New rules to build cppmain.
-
-Thu Mar 16 16:11:05 1995 Douglas Rupp (drupp@cs.washington.edu)
-
- * i386/winnt.h (FUNCTION_PROLOGUE, HAVE_probe, gen_probe): Deleted.
- (ENCODE_SECTION_INFO, VALID_MACHINE_DECL_ATTRIBUTE): New macro.
-
-Thu Mar 16 15:58:24 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (apply_distributive_law, case SUBREG): Fix typo when
- checking for paradoxical SUBREG.
-
-Wed Mar 15 18:45:08 1995 Doug Evans <dje@cygnus.com>
-
- * libgcc1-test.c: Renamed from cross-test.c.
- * Makefile.in (LIBGCC1_TEST): Renamed from CROSS_TEST.
- (all.cross): Delete $(ENQUIRE) dependency.
- (libgcc1-test): Renamed from cross-test.
- Delete unnecessary gcc-cross and $(LIBGCC) dependencies.
- Link with -nostartfiles -nostdlib
- `$(GCC_FOR_TARGET) --print-libgcc-file-name`.
- (libgcc1-test.o): Renamed from cross-test.o.
- Change gcc-cross dependency to xgcc since the latter is used.
-
-Wed Mar 15 13:49:21 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * tree.c (save_tree_status): Now takes a tree 'context' instead of
- a boolean 'toplevel' as an argument. If 'context' is not
- current_function_decl, create a new obstack for the new function.
- Also save inline_obstacks.
- (restore_tree_status): No longer takes a second argument. Also
- restore inline_obstacks.
- (temporary_allocation): Clear inline_obstacks.
- (permanent_allocation): Free up the obstacks in inline_obstacks.
-
- * function.h (struct function): New fields contains_functions and
- inline_obstacks.
-
- * function.c (push_function_context_to): Now takes a tree
- 'context' instead of a boolean 'toplevel' as an argument.
- Also save current_function_contains_functions.
- (push_function_context): Pass current_function_decl to it.
- (pop_function_context_from): Takes 'context' instead of 'toplevel'.
- Set current_function_contains_functions properly.
- (pop_function_context): Pass current_function_decl to it.
-
-Wed Mar 15 14:53:09 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/rs6000.md (abssi2): Turn into a define_expand. If
- TARGET_POWER, do old code that uses the abs instruction. If not,
- do abs in three instructions, using a temporary register, which
- enables generating more reasonable code for sne. Add a recognizer
- for negative of the absolute value. Add define_splits for the
- PowerPC.
- (sne insn): Add a recognizer for sne on the PowerPc to use two
- instructions, compared to the four generated using the absolute
- value insn.
-
-Tue Mar 14 18:38:40 1995 J.T. Conklin <jtc@cygnus.com>
-
- * m68k.md ({add,sub,mul,div}[sdx]f3): Add new patterns for recognizing
- SImode, HImode, and QImode operands.
-
-Mon Mar 13 18:59:36 EST 1995 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (CPP_SPEC): Add PPC403.
- (processor_type): Add PPC403.
- (RTX_COSTS): Add PPC403.
- * powerpc.h (CPP_SPEC): Add PPC403.
- * sysv4.h (CPP_SPEC): Add PPC403.
- * rs6000.c (processor_target_table): Add PPC403.
- * rs6000.md (define_attr cpu and function units): Add PPC403.
-
-Mon Mar 13 14:40:23 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/rs6000.md (call, call_value insns): Do not put a nop
- after a bl instruction on System V.4 and eABI.
-
- * rs6000/sysv.4 (SUBTARGET_SWITCHES): Add support for
- -mno-traceback to suppress the V.4 traceback word.
- (ASM_DECLARE_FUNCTION_NAME): Don't put out a traceback work if
- -mno-traceback.
-
-Mon Mar 13 13:36:37 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * t-svr4, i386/t-{crtpic,sol2}, m88k/t-svr4, sparc/t-sol2:
- Use -fPIC, rather than -fpic, for building crtstuff.
-
-Sat Mar 11 17:27:08 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * configure: Use aix3newas.h for AIX 3.2.4 and 5.
- * rs6000/aix41.h: Undefine ASM_OUTPUT_EXTERNAL{,_LIBCALL}.
- * rs6000/aix3newas.h: New file. Define ASM_SPEC to -u, and
- undefine ASM_OUTPUT_EXTERNAL{,_LIBCALL}.
-
-Sat Mar 11 06:42:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * dbxout.c (dbxout_symbol): Properly handle decl whose DECL_NAME
- points to a TYPE_DECL with a zero TYPE_NAME.
-
-Fri Mar 10 18:18:33 1995 Torbjorn Granlund <tege@cygnus.com>
-
- * pa.h (PROMOTE_MODE): Define.
-
-Fri Mar 10 14:37:58 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * sdbout.c (sdbout_record_type_name): If TYPE_NAME is
- a TYPE_DECL, get name from DECL_NAME.
-
-Fri Mar 10 14:09:26 1995 Doug Evans <dje@cygnus.com>
-
- * arm/riscix.h (SUBTARGET_SWITCHES): Renamed from
- ARM_EXTRA_TARGET_SWITCHES.
- * arm/riscix1-1.h (SUBTARGET_SWITCHES): Likewise.
- * arm.h (SUBTARGET_SWITCHES): Likewise.
- (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
- (TARGET_SWITCHES): Add -msoft-float, -mhard-float.
- (BYTES_BIG_ENDIAN): Delete #ifndef/#endif.
- (CONDITIONAL_REGISTER_USAGE): If -msoft-float, disable fp regs.
- (FUNCTION_VALUE): R16 is return reg only if !-msoft-float.
- (LIBCALL_VALUE): Likewise.
- * arm.md (all fp patterns): Conditionalize on TARGET_HARD_FLOAT.
- (*movsf_soft_insn, *movdf_soft_insn): New patterns.
-
-Fri Mar 10 13:53:46 1995 Jim Wilson <wilson@cygnus.com>
-
- * reorg.c (steal_delay_list_from_target): Exit at the top if the
- branch in SEQ is not a single set.
-
- * sh.md (movdi define_split, movdf define_split): Correct indentation
- and formatting. Make the condition fail if an operand is a MEM
- with an auto-inc address.
-
- * varasm.c (copy_constant): Copy operand of ADDR_EXPR if it is a
- constant.
-
- * mips/abi64.h (SETUP_INCOMING_VARARGS): Correct arguments to
- move_block_from_reg call.
-
- * expr.c (expand_assignment): When offset is zero, make new MEM
- before setting MEM_VOLATILE_P.
-
- * reload.c (find_reloads, case 'o'): Accept a fully reloaded
- auto-increment address.
-
- * combine.c (max_uid_cuid): New static variable.
- (INSN_CUID): Call abort if INSN is out of range.
- (combine_instructions): Set max_uid_cuid. Set uid_cuid directly
- instead of through INSN_CUID.
- (get_last_value): Use prev_real_insn instead of prev_nonnote_insn.
- Ignore USE insns generated by combine.
-
-Fri Mar 10 13:47:08 1995 Rod Barman <rodb@cs.ubc.ca>
-
- * m68k/fpgnulib.c (__fixdfsi): Catch values < 0.5 in magnitude.
-
-Fri Mar 10 12:02:33 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * fixincludes: Fix `typedef struct term;' on hppa1.1-hp-hpux9.
-
-Fri Mar 10 05:50:11 1995 Oliver Kellogg (Oliver.Kellogg@RST13.DASA.DBMAIL.d400.de)
-
- * 1750a.c (sectname): Reverse Init and Normal.
- (print_operand_address, case PLUS): Add case for LABEL_REF.
- (print_operand_address, case LABEL_REF): Split fom SYMBOL_REF.
- (print_operand_address, case CODE_LABEL): New case.
- (ASM_FILE_END): Delete.
- * 1750a.h (FUNCTION_EPILOGUE): Restore stack before freeing local vars.
- (DEFAULT_SIGNED_CHAR): Now 1.
- (DATA_SECTION_ASM_OP): Use pseudo-op for read-only data (later copied).
- (JUMP_TABLES_IN_TEXT_SECTION): Define.
- (ASM_OUTPUT_ASCII): Split into multiple lines if long.
- (ASM_OUTPUT_{CHAR,SHORT,INT,LONG_INT}): Split up.
- (ASM_OUTPUT_COMMON): Call check_section.
-
-Thu Mar 9 12:46:53 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md (movsf): Do not call truncdfsf2 for non PowerPC
- when expanding a store to memory and -msoft-float was used.
-
-Thu Mar 9 08:51:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-decl.c (start_function): Handle new parameter ATTRIBUTES.
- * c-tree.h (start_function): Add new parameter.
- * c-lang.c (finish_file): Pass new parm to start_function.
- * objc-act.c (build_module_descriptor, really_start_method): Likewise.
- * c-parse.in (fndef, nested_function): Pass prefix_attributes
- to start_function.
- (setspecs): Save prefix_attributes in declspec_stack.
- (decl rules): Restore prefix_attributes along with current_declspecs.
- (setattrs): Concatenate prefix_attributes to previous value.
- * c-common.c (decl_attributes): Handle prefix and suffix attributes
- the same way.
-
- * print-tree.c (print_node): Fix typo in printing large INTEGER_CST.
-
- * varasm.c (assemble_variable): Consistently use DECL_SIZE for
- everything.
-
- * c-typeck.c (convert_for_assignment): Fix typo in testing for
- pointer to function type.
-
- * varasm.c (record_constant_1): Handle NON_LVALUE_EXPR.
- Rewrite to use switch instead of if/then/elseif/else.
-
-Wed Mar 8 18:21:51 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (do_include): Fix type typo: pcfbuflimit is char *, not int.
-
-Wed Mar 8 17:30:29 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (force_fit_type): Always propagate OVERFLOW.
-
- * rtl.def (INLINE_HEADER): Add new "e" field.
- * rtl.h (FORCED_LABELS): New field; other fields adjusted.
- (gen_inline_header_rtx): New parm FORCED_LABELS.
- * emit-rtl.c (gen_inline_header): Add new parm FORCED_LABELS.
- * integrate.c (initialize_for_inline, output_inline_function):
- Handle FORCED_LABELS.
-
-Wed Mar 8 13:47:20 1995 Jason Merrill (jason@cygnus.com)
-
- * alpha.h (WORD_SWITCH_TAKES_ARG): Add -rpath.
- (LINK_SPEC): Pass through -taso and -rpath.
- * alpha/osf12.h (LINK_SPEC): Ditto.
-
-Wed Mar 8 09:59:56 1995 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/eabi.asm: Rewrite so that the initialized pointers go
- into the .got2 section, which allows eabi.asm to be assembled with
- the -mrelocatable option. Move the data picked up from the bl
- instruction to before the traceback tag.
-
- * rs6000/sysv4.h (CPP_SPEC): Define _RELOCATABLE if -mrelocatable
- switch is used.
-
- * libgcc2.c (__new_handler): Don't initialize the pointer variable
- with the address of __default_new_handler, which may not work in
- some shared library mechanisms.
- (__builtin_new): If __new_handler is NULL, call the function
- __default_new_handler.
-
-Tue Mar 7 17:34:59 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * i960.h (PROCESS_PRAGMA): Define.
- (ROUND_TYPE_ALIGN): Pass maximum of COMPUTED and SPECIFIED to
- i960_round_align.
- (ROUND_TYPE_SIZE): Delete.
- * i960.c (process_pragma): Uncomment, and rewrite for gcc 2.
- (i960_round_size): Delete.
- (i960_round_align): Don't adjust suggested alignment downward.
- Restrict alignment to value set by #pragma align.
-
-Tue Mar 7 12:14:46 1995 Doug Evans <dje@cygnus.com>
-
- * configure (sparc64-*-elf): Add crtbegin.o, crtend.o to extra_parts.
- * sparc/sp64-elf.h (TARGET_VERSION): Define.
- (CPP_PREDEFINES): Delete sun, sparc, unix. Delete OS assertions.
- (ASM_SPEC): Define.
- (LINK_SPEC): Delete solaris stuff, this is an embedded target.
- (STARTFILE_SPEC, ENDFILE_SPEC): Define.
-
-Mon Mar 6 17:54:01 1995 Doug Evans <dje@cygnus.com>
-
- * Makefile.in (install-common): Fix typo in installation of cpp.
- Likewise with gcc-cross.
-
-Mon Mar 6 02:29:05 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
-
- * pa.md (movsicc): New expander.
-
-Fri Mar 3 13:34:20 1995 Michael Meissner (meissner@cygnus.com)
-
- * rs6000/sysv4.h (ASM_SPEC): If -mrelocatable was passed to
- compiler, pass it on to the assembler.
-
-Fri Mar 3 12:11:28 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * fixincludes: Add fixes for VxWorks header files.
- * ginclude/stddef.h: If VxWorks typedef macros are defined, invoke
- them as appropriate.
-
-Fri Mar 3 05:48:54 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (dump_single_macro): Fix typo: % wasn't properly
- doubled in printf formats.
-
-Thu Mar 2 19:44:02 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * expr.c (expand_expr, CLEANUP_POINT_EXPR): Force the operand out
- of memory before running cleanups.
-
-Thu Mar 2 19:15:24 1995 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (rescan): Prevent accidental token-pasting to
- get !=, *=, /=, ==, or ^=.
-
-Thu Mar 2 15:37:13 1995 Jason Merrill <jason@phydeaux.cygnus.com>
-
- * c-typeck.c (build_binary_op): Avoid spurious warning
- comparing enumerator to unsigned variable.
-
-Thu Mar 2 18:18:38 1995 J.T. Conklin <jtc@netbsd.org>
-
- * m68k.md (sqrtsf2,sqrtdf2): Use fp precision specifiers.
-
-Thu Mar 2 18:09:01 1995 Stephen L Moshier (moshier@world.std.com)
-
- * c-lex.c (yylex, case !NOT_FLOAT): Remove previous change.
-
-Thu Mar 2 15:26:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * Makefile.in (bootstrap*): Pass new STAGE_PREFIX to recursive makes.
-
-Wed Mar 1 14:52:16 1995 Ian Lance Taylor <ian@cygnus.com>
-
- * i960/i960-coff.h (ASM_FILE_START): Define.
- (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define.
- (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Define.
- (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Define.
- (INT_ASM_OP): Define.
- (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
- * i960/vx960-coff.h (CPP_PREDEFINES): Define.
- (CPP_SPEC): Define.
- (CC1_SPEC): Default to -mca.
-
-Wed Mar 1 11:10:54 1995 Michael Meissner (meissner@cygnus.com)
-
- * rs6000/rs6000.c (output_prologue): Do not emit the word that
- gives the PC relative location to the local GOT table for the
- -mrelocatable option here.
- * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Emit it here.
-
- * t-eabi (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Build -msoft-float
- and -mrelocatable versions of the library.
-
- * rs6000/powerpc.h (CPP_PREDEFINES): Define the cpu and machine as
- powerpc, not rs6000.
-
- * libgcc2.c (_unwind_function): Clone for powerpc, using the
- PowerPC mnemonics.
-
- * rs6000/rs6000.md (uminsi3, umaxsi3): Silence warnings that
- -2147483648 is too large to fit in a signed integer on 32-bit
- hosts.
-
-Wed Mar 1 06:48:31 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (decode_field_reference): Don't check TREE_CODE
- of EXP; let get_inner_reference decide if have reference.
- Allow no bit reference if have AND_MASK.
- (all_ones_mask_p): Use tree_int_cst_equal, not operand_equal_p.
- (unextend): New function.
- (fold_truthop): For constant cases, use new function, rework
- conversion, and warn if comparison can never be true.
-
- * expr.c (store_expr): Do conversion in two steps for promoted lhs.
-
-See ChangeLog.9 for earlier changes.
+++ /dev/null
-Wed Dec 31 18:40:26 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * stmt.c (expand_asm_operands): Treat ASM with no outputs as volatile.
-
-Wed Dec 31 08:03:45 1997 Paul Eggert <eggert@twinsun.com>
-
- * toplev.c (flag_verbose_asm): Default to 0, not 1.
-
- * i386/bsd386.h (ASM_COMMENT_START): Define to " #".
-
-Tue Dec 30 17:38:55 1997 Jim Wilson <wilson@cygnus.com>
-
- * unroll.c (find_splittable_givs): Handle givs with
- dest_reg created by loop.
-
-Tue Dec 30 14:21:33 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * svr4.h (LINK_SPEC): Never specify -h.
- * ptx4.h (LINK_SPEC): Likewise.
- * rs6000/sysv4.h (LINK_SPEC): Likewise.
- * sparc/sol2.h (LINK_SPEC): Likewise.
-
-Tue Dec 30 06:15:23 1997 Philippe De Muyter <phdm@macqel.be>
-
- * libgcc2.c (_eh_compat): Do not include stdlib.h, but provide a
- private extern declaration for malloc.
-
-Mon Dec 29 06:56:41 1997 Laurent Guerby <guerby@gnat.com>
-
- * Makefile.in (stmp-int-hdrs): Add "touch".
-
-Sun Dec 28 19:36:05 1997 Stephen L Moshier <moshier@mediaone.net>
-
- * mips.h (CACHE_FLUSH_FUNC): New, defaults to _flush_cache.
- (INITIALIZE_TRAMPOLINE): Use it.
- * mips/ultrix.h (CACHE_FLUSH_FUNC): Define as cacheflush.
- * mips/news4.h (CACHE_FLUSH_FUNC): Likewise.
-
-Sun Dec 28 08:19:13 1997 Paul Eggert <eggert@twinsun.com>
-
- * arm.c: Don't include assert.h.
- * i960.c: Likewise.
- (i960_arg_size_and_align): Rewrite to avoid assert.
- * m88k.c: Don't include assert.h.
- (expand_block_move): Rewrite to avoid assert.
- * except.c: Don't include assert.h.
- (scan_region): Rewrite to avoid assert.
- (save_eh_status, restore_eh_status, scan_region): Don't bother
- testing whether pointer is null.
- * dwarfout.c, dwarf2out.c: Do not include assert.h.
- (assert): New macro, since we can't use system assert.
-
-Sat Dec 27 19:08:17 1997 Stephen L Moshier <moshier@mediaone.net>
-
- * mips/ultrix.h (DWARF2_UNWIND_INFO): Define as 0.
-
-Fri Dec 26 05:57:06 1997 Philippe De Muyter <phdm@macqel.be>
-
- * m68k/mot3300.h (FINALIZE_TRAMPOLINE): Macro defined.
- * libgcc2.c (__clear_insn_cache): New sysV68-specific helper function
- for trampolines.
-
-Thu Dec 25 15:22:43 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * rs6000.c (function_arg_padding): All aggregates pad upward.
-
-Wed Dec 24 18:05:13 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * sparc.c: Add prototypes for static functions.
- (check_pic): Check for form of pic_pc_rtx, not it itself.
- (pic_setup_code): New function, from finalize_pic.
- (finalize_pic): Call pic_setup_code and insert after nonlocal_receiver.
- * sparc.md (nonlocal_goto_receiver): New pattern.
-
-Tue Dec 23 05:54:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (expand_builtin_setjmp): Call builtin_setjmp_receiver.
- * mips.md (builtin_setjmp_receiver): New pattern.
-
- * crtstuff.c (__do_global_ctors_aux): Add missing call to
- FORCE_INIT_SECTION_ALIGN and go back to text section.
- * i386/sol2.h (FORCE_INIT_SECTION_ALIGN): Remove loop.
-
- * expr.c (do_store_flag): For shift, get bit count using tree_pow2.
-
-Tue Dec 23 05:21:18 1997 Paul Eggert <eggert@twinsun.com>
-
- * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT too.
-
-Mon Dec 22 19:30:59 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * sdbout.c (plain_type_1): Add missing checks for named types "char"
- and "int" and check for int by size first.
-
-Mon Dec 22 19:13:58 1997 Manfred Hollstein <manfred@s-direktnet.de>
-
- * m68k/xm-mot3300.h (ADD_MISSING_{POSIX,XOPEN}): Define.
- * m88k/xm-sysv3.h: Likewise.
-
- * configure.in (getrlimit, setrlimit): Call AC_CHECK_FUNCS.
- * cccp.c (main): Check HAVE_{G,S}ETRLIMIT in addition to RLIMIT_STACK.
- * toplev.c (main): Likewise.
-
- * fixincludes (target_canonical): New variable.
- (size_t): Add support for Motorola's stdlib.h which fails to provide
- a definition for size_t.
- (str{len,spn,cspn} return value): Handle different layout on sysV88.
- (fabs/hypot): Provide a fake for hypot which is broken on
- m88k-motorola-sysv3; emit a prototype for fabs on m88k-motorola-sysv3.
-
- * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in definition.
- (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
-
-Mon Dec 22 19:05:49 1997 Richard Henderson <rth@cygnus.com>
-
- * sparc.md (jump): Don't use the annul bit around an empty loop.
-
-Mon Dec 22 18:52:56 1997 Robert Lipe <robertl@dgii.com>
-
- * i386/x-sco5 (CLIB) Deleted.
- (ALLOCA) Added.
- * i386/xm-sco5.h (USE_C_ALLOCA) Added.
-
-Mon Dec 22 18:42:16 1997 Philippe De Muyter <phdm@macqel.be>
-
- * m68k/mot3300Mcrt0.S (mcount): Function removed.
- (__stop_monitor): New function.
- * m68k/mot3300-crt0.S (__stop_monitor): New (empty) function.
- (mcount, mcount%, monitor): Common symbols removed.
- * m68k/mot3300.h (FUNCTION_PROFILER): USE_GAS and !USE_GAS versions
- fixed and merged.
- (EXIT_BODY): Always call __stop_monitor without tricky tests.
-
-Mon Dec 22 18:35:05 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * objc/Make-lang.in (runtime-info.h, libobjc_entry.o): Create in
- build directory.
- (libobjc.a): Update dependency list.
- (libobjc.dll): Likewise. Use libobjc_entry.o from build directory.
- (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
- (objc.mostlyclean): Remove runtime-info.h.
-
-Mon Dec 22 18:27:47 1997 Paul Eggert <eggert@twinsun.com>
-
- * libgcc2.c (_eh_compat): New section.
- * Makefile.in (LIB2FUNCS): Add _eh_compat.
-
-Mon Dec 22 17:52:37 1997 Marcus G. Daniels <mgd@wijiji.santafe.edu>
-
- * objc/init.c (_objc_load_callback): Don't initialize.
-
-Sun Dec 21 15:06:00 1997 Paul Eggert <eggert@twinsun.com>
-
- * mips/xm-iris5.h (HAVE_INTTYPES_H): Force undefined.
-
-Sun Dec 21 14:51:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * dwarf2out.c (add_bound_info, case COMPONENT_REF): New case.
-
-Sun Dec 14 06:49:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (expand_expr, case PLACEHOLDER_EXPR): Use placeholder_list
- expression in preference to any other if correct type.
-
- * i386.h (INITIAL_ELIMINATION_OFFSET): Correctly test for PIC
- register used.
-
-Sat Dec 13 06:11:32 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * frame.h (__register_frame_info_table): Fix typo in declaration.
-
-Fri Dec 12 07:55:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * function.c (purge_addressof_1): For (mem (address (mem ...)),
- when collapsing, preserve mode of outer MEM.
-
- * frame.c (__register_frame_info): Renamed from __register_frame.
- (__register_frame_info_table, __deregister_frame_info): Similarly.
- * frame.h (__{,de}register_frame_info): Likewise.
- (__register_frame_info_table): New declaration.
- * crtstuff.c (__do_global_dtors{,_aux}): Rename __deregister_frame.
- (frame_dummy, __do_global_ctors): Likewise for __register_frame.
- * collect2.c (write_c_file_{stat,glob}): Rename __register_frame
- to __register_frame_info and similarly for __deregister_frame and
- __register_frame_table.
-
- * sched.c (remove_dependencies): Set RTX_INTEGRATED_P on dependency
- we delete. Properly update prev for multiple consecutive deletions.
- (priority): Skip deleted dependence.
-
- * integrate.c (initialize_for_inline): In DECL_RTL of a PARM_DECL,
- look inside a (mem (addressof (mem ...))).
-
-Fri Dec 12 05:49:58 1997 Paul Eggert <eggert@twinsun.com>
-
- * collect2.c (write_c_file_glob):
- Allocate initial frame object in static storage and pass its address.
-
-Thu Dec 11 18:01:31 1997 Philippe De Muyter <phdm@macqel.be>
-
- * acconfig.h (NEED_DECLARATION_GETENV): Define slot added.
-
-Thu Dec 11 17:54:23 1997 Paul Eggert <eggert@twinsun.com>
-
- * crtstuff.c (__do_global_ctors): Fix typo in last change.
-
-Wed Dec 10 18:38:28 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * libgcc2.c (__bb_exit_func): Fix test of return value of fopen.
-
-Wed Dec 10 07:07:37 1997 Bernd Schmidt <crux@starsky.Informatik.RWTH-Aachen.DE>
- * combine.c (simplify_rtx, case ABS): Don't get confused by a
- VOIDmode operand.
-
-Tue Dec 9 17:44:14 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (FUNCTION_ARG_PADDING): Define.
- * rs6000.c (function_arg_padding): New function.
-
-Tue Dec 9 08:53:56 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
-
-Mon Dec 8 19:23:58 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * toplev.c (get_run_time): [#if VMS] Cast arg in times call.
-
- * vax/xm-vms.h (HAVE_UNISTD_H): Define for DEC C.
- * make-cccp.com [CC]: Add /Prefix=All for DEC C.
-
-Mon Dec 8 08:09:17 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * stmt.c (expand_decl_cleanup_no_eh): Properly return a value.
-
- * fold-const.c (fold_convert): Don't flag overflow when converting
- pointer to integer.
-
-Sun Dec 7 09:42:05 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * make-gcc.com (@make-l2): Pass along any command line arguments.
- * make-l2.com: Add latent support to compile cp/inc/* if `cc1plus'
- is specified [currently disabled].
- * make-cc1.com: When building with GNU C, use -O2.
- * make-cccp.com: Likewise.
-
-Sun Dec 7 06:56:48 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * crtstuff.c (__do_global_ctors): Add missing arg to __register_frame.
-
- * collect2.c (write_c_file_stat): Fix error in last change;
- use __SIZE_TYPE__, not size_t.
-
-Sun Dec 7 05:50:43 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (strings.h): Fix misspelling of `include' introduced
- in last change to this file.
-
-Sat Dec 6 18:54:11 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha/vms.h (CPP_PREDEFINES): Remove redundant setting
- of GCC version and unneeded setting of __VMS_VER.
-
-Fri Dec 5 07:24:36 1997 Richard Stallman <rms@gnu.org>
-
- * sparc/linux64.h (TARGET_VERSION): Write "GNU/Linux".
- * sparc/linux.h, sparc/linux-aout.h, rs6000/linux.h: Likewise.
- * m68k/linux.h, arm/linux.h, alpha/{linux,elf}.h: Likewise.
- * listing: Change linux to gnu-linux.
-
-Fri Dec 5 06:23:22 1997 Paul Eggert <eggert@twinsun.com>
-
- Alter C startup code so that it doesn't invoke malloc on Solaris.
- * frame.h (struct object): Decl moved here from frame.c.
- * frame.c (struct object): Move decl to frame.h.
- ("frame.h"): Include after <stddef.h>, so that size_t is defined.
- (__register_frame, __register_frame_table, __deregister_frame):
- It's now the caller's responsibility to allocate storage for object.
- * crtstuff.c (frame_dummy), collect2.c (write_c_file_stat):
- Allocate initial frame object in static storage and pass its address.
- * crtstuff.c (<stddef.h>, "frame.h"): Include.
- * Makefile.in ($(T)crtbegin.o, $(T)crtend.o, stamp-crtS):
- Depend on defaults.h and frame.h.
-
- * Makefile.in (RTL_H, TREE_H): Add gansidecl.h.
- (DEMANGLE_H): New macro. All dependencies on demangle.h
- changed to $(DEMANGLE_H).
- (RECOG_H): Likewise.
- (libgcc2.a, stmp-multilib): Add dependencies on frame.h, gansidecl.h.
- (collect.o): Add dependency on gansidecl.h.
- (gcc.o, choose-temp.o, pexecute.o, prefix.o): Likewise.
- (obstack.o, choose-temp.o, pexecute.o): Add dependency on $(CONFIG_H).
-
-Fri Dec 5 06:20:06 1997 Dean Deaver <deaver@amt.tay1.dec.com>
-
- * arm.md (casesi_internal): Add USE of label.
-
-Fri Dec 5 05:59:44 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (sys/times.h): Check for this instead of times.h.
- * cpplib.c, toplev.c: Properly test for and include sys/times.h.
-
-Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (final_prescan_insn): Use local label prefix when emitting
- .uses pseudo-ops.
-
-Thu Dec 4 07:00:48 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * arm.c (arm_finalize_pic): Use an offset of 4 when adjusting the
- GOT address.
-
-Thu Dec 4 06:58:32 1997 Dean Deaver <deaver@amt.tay1.dec.com>
-
- * genoutput.c (scan_operands): Treat format of "u" like "e".
-
-Thu Dec 4 06:28:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * msdos/top.sed, winnt/config-nt.sed: Change version to 2.8.0.
-
- * stmt.c (pushcase_range): Clean up handling of "infinite" values.
-
-Wed Dec 3 09:03:35 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
-
- * i386.c (notice_update_cc): Remove bogus Pentium GCC code.
-
-Wed Dec 3 08:46:32 1997 Paul Eggert <eggert@twinsun.com>
-
- * arm.h (CPP_ARCH_DEFAULT_SPEC): Fix misspelling: `TARGET_CPU_DEFUALT'.
- (TARGET_SWITCHES): Fix misspelling: `no-apcs-rentrant'.
- * pa.c (override_options): Fix misspelling: `compatable'.
- * enquire.c (main): Fix misspelling in diagnostic: `mallocatable'.
- * gcov.c (function_summary): Fix misspelling in diagnostic: `funcion'.
- * objc/thr-decosf1.c (__objc_thread_id): Fix misspelling in code:
- `pthread_getuniqe_np'.
-
- * tahoe.c (extensible_operand): Renamed from extendable_operand.
- All callers changed.
- * dwarf2.h (enum dwarf_discrim_list): Renamed from dwarf_descrim_list.
- * dwarf2out.c: Fix misspellings in forward static function
- declarations: `add_AT_setion_offset', `add_sibling_atttributes'.
- * dwarfout.c: Fix misspellings in forward static function
- declarations: `langauge_attribute', `geneate_new_sfname_entry'.
- * stmt.c, tree.h (start_cleanup_deferral):
- Renamed from start_cleanup_deferal.
- (end_cleanup_deferral): Renamed from end_cleanup_deferal.
- * toplev.c (rest_of_compilation): Rename local var from
- inlineable to inlinable.
-
-Wed Dec 3 06:17:03 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
-
-Wed Dec 3 06:06:38 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (gen_type_die, case POINTER_TYPE): See TREE_ASM_WRITTEN
- before the recursive call.
-
-Wed Dec 3 05:57:29 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (AC_HEADER_{STDC,TIME}): Add calls.
- (AC_CHECK_HEADERS): Add fcntl.h times.h, sys/times.h,
- sys/resource.h, and sys/param.h.
- (getenv): Check if need declaration.
- * cccp.c: Remove obsolete ways of including headers and use autoconf
- symbols instead.
- Include gansidecl.h; remove things defined there.
- See if getenv needs to be declared.
- * cpplib.c: Likewise.
- * cexp.y: Use autoconf symbols to select what include files are needed.
- * genattrtab.c, toplev.c: Likewise.
-
-Tue Dec 2 21:44:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reload1.c (reload): Make copy of MEM before setting
- req_equiv_mem if the address is a PLUS.
-
-Tue Dec 2 07:03:47 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * vax/xm-vms.h (STDC_HEADERS, HAVE_STDLIB, HAVE_STRING): Define.
- (mesg_implicit_function_declaration): New macro.
-
- * make-l2.com: Compile libgcc2.c with `-fexceptions' specified.
-
-Mon Dec 1 17:44:59 1997 Jeffrey A Law (law@cygnus.com)
-
- * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
- output ASCII by default; only use ASM_OUTPUT_DWARF_STRING if
- flag_debug_asm is on.
- (output_die, output_pubnames, output_line_info): Likewise.
-
-Mon Dec 1 17:15:30 1997 Philip Blundell <pb@nexus.co.uk>
-
- * arm/linux.h (SUBTARGET_CPU_DEFAULT): Define instead
- of TARGET_CPU_DEFAULT.
-
-Mon Dec 1 16:51:23 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl>
-
- * i386/mingw32.h (MATH_LIBRARY): Set to "-lcrtdll".
-
-Mon Dec 1 16:46:57 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-aux-info.c: Add prototypes for static functions.
- * c-lex.c, emit-rtl.c, rtl.c, xcoffout.c: Likewise.
-
- * i386.h (TARGET_SWITCHES): Add entries for "windows" and "dll".
-
-Mon Dec 1 16:42:20 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.md (fix_trunc{dfsi,sfsi,dfsi}2): Add '*' in operand 3.
-
-Sun Nov 30 20:25:59 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (get_inner_reference): For ARRAY_REF, if need
- WITH_RECORD_EXPR, make it with the ARRAY_REF as exp.
-
- * expr.c (store_constructor): Use TARGET, not EXP, for
- WITH_RECORD_EXPR when offset has a placeholder.
-
-Sun Nov 30 11:19:00 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl>
-
- * objc/Make-lang.in (libobjc.dll): Rename -dll flag to -mdll.
-
-Sun Nov 30 08:42:29 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
-
- * stmt.c (expand_end_bindings): Cleanups and incoming gotos are
- not incompatible.
-
-Sun Nov 30 05:45:06 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * jump.c (jump_optimize): Use find_insert_position in two more places.
-
-Sat Nov 29 13:47:40 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha/vms.h (HAVE_STRERROR, HAVE_{LIMITS,STDDEF,TIME}_H): Define.
-
-Sat Nov 29 08:29:47 1997 J.J.van der Heijden <J.J.vanderHeijden@student.utwente.nl>
-
- * configure.in: Add check for kill.
- * gcc.c: Define kill as raise if not HAVE_KILL.
-
-Sat Nov 29 06:18:08 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * jump.c (find_insert_position): New function.
- (jump_optimize): Use it when making new copy of insn after test.
-
-Sat Nov 29 05:54:57 1997 Douglas Rupp <rupp@gnat.com>
-
- * alpha/vms.h (BIGGEST_ALIGNMENT, ENCODE_SECTION_INFO): No longer
- override.
-
-Sat Nov 29 05:43:37 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * getpwd.c (getpwd, [VMS]): Only add extra arg if VMS.
-
- * alpha/xm-vms.h (HAVE_VPRINTF, HAVE_PUTENV): Define.
-
- * cccp.c (index, rindex): Add conditional defs to strchr and strrchr.s
- * cpplib.c: Likewise.
- * gcov.c: Include gansidecl.h.
-
-Fri Nov 28 21:17:51 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * objc/objc-act.c: Include "output.h".
-
- * objc/Make-lang.in (objc-parse.o, objc-act.o): Also depend on
- $(srcdir)/output.h.
-
- * objc/Object.m (+conformsTo:): Surround assignment with parentheses.
-
- * objc/archive.c, objc/class.c, objc/encoding.c: Finish prototyping.
- * objc/init.c, objc/objc-act.c, objc/objc-api.h: Likewise.
- * objc/runtime.h, objc/sendmsg.c: Likewise.
-
-Fri Nov 28 19:15:53 1997 Mark Kettenis <kettenis@phys.uva.nl>
-
- * objc/thr-posix.c (__objc_mutex_allocate): Allocate
- mutex type instead of assuming it fits in a void * type.
- (__objc_mutex_deallocate): Free mutex type.
- (__objc_mutex_lock): Pass mutex type instead of pointer to it.
- (__objc_mutex_{try,un}lock): Likewise.
- (__objc_condition_allocate): Allocate condition type instead
- of assuming it fits in a void * type.
- (__objc_condition_deallocate): Free condition type.
- (__objc_condition_wait): Pass condition type instead of pointer to it.
- (__objc_condition_{broadcast,signal}): Likewise.
-
-Fri Nov 28 17:07:25 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.c (function_arg_partial_nregs): Undo 11/26 change.
-
-Fri Nov 28 12:34:03 1997 Scott Christley <scottc@net-community.com>
-
- * objc/Make-lang.in (runtime-info.h): Add comment in file.
-
- * objc/selector.c: Replace all occurences of sarray_get
- with sarray_get_safe.
- * objc/sendmsg.c: Likewise.
-
- * protoize.c (include_defaults): Add component element as in cccp.c.
- * nextstep.h (INCLUDE_DEFAULTS): Add component element.
- (ASM_COMMENT_START): Correct assembly comment string.
- * objc/Make-lang.in (objc/{NXConstStr,Object,Protocol,linking):
- Compile with GNU runtime.
-
-Fri Nov 28 12:27:50 1997 Ovidiu Predescu <ovidiu@net-community.com>
-
- Generate platform information required by ObjC runtime.
- * toplev.c (lang_options): New ObjC specific compiler flag.
- * objc/Make-lang.in: Add target to generate runtime-info.h file.
- * objc/objc-act.c (print_struct_values): New variable.
- (generate_struct_by_value_array): New function.
- (lang_init): Call generate_struct_by_value_array if requested.
- (lang_decode_option): Check for new compiler flag.s
- * objc/sendmsg.c (__objc_get_forward_imp): Check size of type
- for determining proper forwarding function.
-
-Fri Nov 28 05:58:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * regclass.c (record_address_regs): Use REG_OK_FOR_{INDEX,BASE},
- not the REGNO versions.
-
-Thu Nov 27 16:28:04 1997 Scott Snyder <snyder@d0sgif.fnal.gov>
-
- * dwarf2out.c (outout_call_frame_info): Ensure info has proper
- alignment.
-
- * libgcc2.c (__throw): Initialize HANDLER.
-
-Thu Nov 27 16:23:25 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * tree.h, rtl.h: See if need declarations for free.
- * tree.c, bc-optab.c: Get the declaration of free from stdlib.h.
-
-Thu Nov 27 07:21:54 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * except.h: Add outer_context_label_stack.
- * except.c: Likewise.
- (expand_start_all_catch): Push the outer_context for the try block
- onto outer_context_label_stack.
- (expand_end_all_catch): Use it and pop it.
-
- * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
-
- * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
-
-Thu Nov 27 07:15:10 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
- (print_operand{,_address}): Use SMALL_DATA_REG for register involved in
- small data relocations.
-
- * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
- -dynamic linker is not used.
-
- * rs6000.md (call insns): For local calls, use @local suffix under
- System V; don't use @plt under Solaris.
-
-Wed Nov 26 15:12:32 1997 Jeffrey A Law (law@cygnus.com)
-
- * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
-
- * toplev.c (flag_exceptions): Default value is 2.
- (compile_file): If flag_exceptions still has the value 2, then
- set it to 0.
-
-Wed Nov 26 14:58:42 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (output_function_profiler): Put label address in r0, and
- store LR in 4(sp) for System V/eabi.
-
- * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
- byte boundary, and maintain stack backchain.
-
- (Originally from Geoffrey Keating)
- * rs6000.c (function_arg): Excess floating point arguments don't
- go into GPR registers after exhausting FP registers under the
- System V.4 ABI.
- (function_arg_partial_nregs): Likewise.
-
- * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
- suffix to calls.
-
-Wed Nov 26 14:09:01 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarfout.c (output_type): If finalizing, write out nested types
- of types we've already written.
-
- * toplev.c (main): Complain about -gdwarfn.
-
-Wed Nov 26 12:37:56 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl>
-
- * mingw32.h (PATH_SEPARATOR): Moved to xm-mingw32.h
- * xm-mingw32.h (PATH_SEPARATOR): Moved here from mingw32.h.
-
- * getpwd.c (getpwd): Use VMS implementation of _WIN32 unless cygwin32.
-
-Wed Nov 26 12:26:44 1997 John Hassey <hassey@dg-rtp.dg.com>
-
- * m88k/dgux.h (ASM_CPU_SPEC) : No whitespace allowed.
-
- * m88k.h (SUPPORTS_ONE_ONLY) : Must be svr4.
-
- * i386/dgux.h (ASM_OUTPUT_ALIGN): Deleted.
-
- * i386/dgux.c (output_file_start) : Changed ix86_isa_string
- to ix86_arch_string.
-
- * cplus-dem.c (fancy_abort): Added.
-
-Wed Nov 26 06:07:50 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * arm/coff.h (TARGET_DEFAULT): Add ARM_FLAG_APCS_32 to defaults.
-
- * configure.in (arm*-*-*): Recognize --with-cpu for ARM processors.
-
-Wed Nov 26 05:05:36 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * libgcc2.c (inhibit_libc): Define #ifdef CROSS_COMPILE.
-
- * mips/xm-iris6.h (malloc, realloc, calloc): No longer declare.
- (USG): Define here.
- (xm-iris5.h): No longer include; just include xm-mips.h.
-
- * mips-tfile.c (parse_def): Properly recognize bitfield and
- count array dimensions.
-
- * protoize.c: Remove declarations of void, exit, and free.
-
- * i386/mingw32.h (LINK_SPEC, STARTFILE_SPEC): Change -dll to -mdll.
-
- * configure.in: Check for sys/file.h.
- * gcc.c (sys/file.h): Include if HAVE_SYS_FILE_H.
-
- * configure.in: Only give error on bad --with-cpu value for target.
-
-Sat Nov 22 19:21:55 1997 Philippe De Muyter <phdm@macqel.be>
-
- * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
- (ASM_OUTPUT_DWARF_VALUE4): New macro.
- (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
- defined.
- (output_call_frame_info): Don't output forward label differences
- if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
- Substitute instead simple label and define this label later to be
- difference of desired labels after they have been defined.
- * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
-
- * gcc.c (process_command): Don't take address of function fatal when
- calling lang_specific_driver.
-
-Sat Nov 22 17:08:03 1997 J. Kean Johnston <jkj@sco.com>
-
- * i386/sco5.h (SELECT_RTX_SECTION): Redefine to work with -fpic.
- (LIBGCC_SPEC, LIB_SPEC): Link with correct libgcc.a.
- (HAVE_ATEXIT): Define.
-
-Sat Nov 22 12:20:22 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * arm.md (movsfcc{,_hard}_insn): Specify mode for all alternatives.
-
-Sat Nov 22 06:56:16 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * function.c (instantiate_decl): Only ignore ADDRESSOF if arg is REG.
-
- * configure.in: Check for functions before checking which need decls.
- (bcopy, bzero, bcmp, index, rindex): Add checks.
- (vax-*-sysv*): Fix typo in setting of xm_file.
- * aclocal.m4: Add conditional definitions of index and rindex.
- * gansidecl.h (bcopy, bzero, bcmp, index, rindex): If don't
- have one of these, define macro to use ANSI form.
- * pa/xm-pahpux.h (bcopy, bzero, bcmp, rindex, index): No longer define.
- * mips/xm-sysv.h, xm-m88k.h, m68k/xm-plexus.h: Likewise.
- * m68k/xm-mot3300.h, m68k/xm-m68kv.h, m68k/xm-hp320.h: Likewise.
- * winnt/xm-winnt.h, vax/xm-vms.h, m68k/xm-3b1.h: Likewise.
- * i386/xm-os2.h, i386/xm-mingw32.h, alpha/xm-vms.h: Likewise.
- * xm-svr4.h, xm-svr3.h: Likewise.
- * clipper/xm-clix.h: Likewise.
- (TARGET_MEM_FUNCTIONS): Define here.
- * xm-linux.h (bcmp, bcopy, bzero, index, rindex): No longer undefine.
- * xm-convex.h (bcopy, bzero): No longer define.
- * vax/xm-vaxv.h, sparc/xm-pbd.h, mips/xm-iris{3,4,5}.h: Likewise.
- * m68k/xm-crds.h, m68k/xm-altos3068.h, i386/xm-sun.h: Likewise.
- * i386/xm-osf.h, i386/xm-aix.h, xm-i370.h, ns32k/xm-genix.h: Likewise.
-
-Sat Nov 22 06:46:26 1997 Paul Eggert <eggert@twinsun.com>
-
- * c-typeck.c, collect2.c, cpplib.c, dwarfout.c, gcov.c, protoize.c:
- Don't include <strings.h> unless there's no <string.h>.
-
-Fri Nov 21 06:46:50 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (i[3456]86-*-freebsd{,elf}*): Delete i386/xm-freebsd.h.
- * xm-freebsd.h, i386/xm-freebsd.h: Deleted.
-
- * i386/xm-cygwin32.h (HAVE_RUSAGE, HAVE_FILE_H): Deleted.
- * i386/xm-mingw32.h, rs6000/xm-cygwin32.h: Likewise.
-
- * xm-std32.h: New file, so far unused.
-
-Fri Nov 21 05:50:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.c (legitimize_pic_address): Make sure pic register marked used.
-
- * dwarf2out.c (output_call_frame_info): Call app_enable and
- app_disable if flag_debug_asm, not if flag_verbose_asm.
-
-Thu Nov 20 16:37:36 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (expand_builtin_apply): Fix typo in last change.
-
- * expr.c (expand_assignment): If assigning to readonly field,
- mark rtx as unchanging.
-
- * configure.in: Add checks for functions putenv, popen, and vprintf.
- (i[3456]86-*-netbsd*): No longer need i386/xm-netbsd.h.
- (i860-alliant-*): No longer need i860/xm-fx2800.h.
- (m68k-ncr-sysv*): Use xm-svr3.h instead of m68k/xm-tower.h.
- (m68k-sun-sunos*): No longer need m68k/xm-sun3.h.
- (m68k-*-netbsd*): No longer need m68k/xm-netbsd.h.
- (mips-dec-netbsd*): No longer need mips/xm-netbsd.h.
- (ns32k-pc532-netbsd*): No longer need ns32k/xm-netbsd.h.
- (sparc-*-netbsd*): No longer need sparc/xm-netbsd.h.
- (vax-*-netbsd*): No longer need config/xm-netbsd.h.
- * arm/xm-netbsd.h: No longer include xm-netbsd.h.
- * xm-linux.h (HAVE_VPRINTF, HAVE_POPEN, HAVE_PUTENV): Deleted.
- * xm-mips.h (HAVE_VPRINTF, HAVE_PUTENV): Deleted.
- * i386/xm-osf.h, xm-arm.h, xm-alpha.h: Likewise.
- * xm-sparc.h (HAVE_POPEN): Deleted.
- * xm-sh.h (HAVE_VPRINTF): Deleted.
- * mips/xm-iris4.h, mips/xm-iris5.h, xm-m88k.h: Likewise.
- * m68k/xm-crds.h, m68k/xm-atari.h, m68k/xm-amix.h: Likewise.
- * xm-svr3.h, xm-svr4.h, i386/xm-mingw32.h: Likewise.
- * i386/xm-os2.h (HAVE_PUTENV): Deleted.
- * i386/xm-dos.h, i386/xm-aix.h: Likewise.
- * arm/xm-netbsd.h (HAVE_VPRINTF, HAVE_STRERROR): No longer
- need undefine.
- * xm-netbsd.h, i386/xm-netbsd.h, m68k/xm-netbsd.h: Deleted.
- * mips/xm-netbsd.h, ns32k/xm-netbsd.h, sparc/xm-netbsd.h: Likewise.
- * i860/xm-fx2800.h, m68k/xm-sun3.h, m68k/xm-tower.h: Likewise.
-
-Thu Nov 20 16:04:24 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * explow.c (plus_constant_wide, case MEM): If about to call
- force_const_mem, generate the rtl in a saveable obstack.
-
- * arm.md (movhi): Pass the full MEM to storeinthi, storehi and
- storehi_bigend.
- (storeinthi, storehi, storehi_bigend): Be more conservative about
- when not to force a PLUS or MINUS into a REG. Use change_address
- to create new MEMs.
-
-Wed Nov 19 15:16:04 1997 Ulrich Drepper <drepper@cygnus.com>
-
- * c-common.c (print_char_table): Add a and A to float formats.
- (scan_char_table): Likewise.
- (check_format_info): Recognize `a' as allocate flag only if used
- in correct context.
-
-Wed Nov 19 12:56:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * configure.in: Fix check for <inttypes.h>.
-
-Tue Nov 18 19:27:01 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (attribute "type"): Add nil.
- (movsi_ie): y/y alternative is type nil.
- (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X.
- (movsf_ie+1): Delete.
-
-Tue Nov 18 18:38:41 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (warn_undef): Now static.
- (eval_if_expression): Don't warn about undefined preprocessor symbols
- in system headers.
- * cexp.y (parse_c_expression):
- Now takes new arg specifying whether to warn
- about undefined preprocessor symbols.
- (warn_undef): Now local and static; independent of warn_undef in cccp.c
- (yylex): `register' -> `register int', needed for C9X.
-
- The following changes are only if TEST_EXP_READER is defined:
- (expression_signedp): New var.
- (start): Set expression_signedp to signedness of expression.
- (print_unsigned_host_wide_int): New function.
- (main): Use it to print value of expression, instead of hoping that
- `long' is long enough. Print "u" after unsigned values.
-
-Tue Nov 18 18:33:30 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (save_restore_insns): If gp_offset or fp_offset are
- large_int, emit two insns instead of one splitable insn.
- * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
- from cfa_temp_value, use cfa_offset. Add assert checking that
- cfa_reg is SP.
-
-Tue Nov 18 09:11:58 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (div_and_round_double): Return overflow for
- divide-by-zero instead of aborting.
-
- * tree.c (substitute_in_expr, case TREE_LIST): Fix two typos.
-
-Tue Nov 18 05:03:52 1997 Jeffrey A Law <law@cygnus.com>
-
- * arm.c (output_move_double): Allocate 3 entries in otherops array.
-
-Tue Nov 18 02:41:01 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (quote_string_for_make): New function.
- (deps_output): Use it to fix bug with file name quoting in -M output.
-
-Mon Nov 17 13:28:33 1997 Philip Blundell <Philip.Blundell@pobox.com>
-
- * arm/lib1funcs.asm (__div0): Provide GNU/Linux implementation.
- * arm/t-linux (LIB1ASMFUNCS): Use it.
-
-Mon Nov 17 09:13:59 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * function.c (purge_addressof_1): Make copy when substituting argument
- of ADDRESSOF.
- (fixup_var_refs_1): Likewise.
-
- * m68k.c: Include tree.h.
-
-Mon Nov 17 09:01:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * getpwd.c (getpwd, [VMS]): Add extra arg of 0 to getcwd call.
-
- * alpha/vms.h ({OPTIMIZATION,OVERRIDE}_OPTIONS): Delete, for now.
- * alpha/xm-vms.h (DIR_SEPARATOR, PATH_SEPARATOR): Delete.
-
-Mon Nov 17 08:52:45 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * function.c (fixup_stack_1): Also fix-up refs via ARG_POINTER_REGNUM.
-
- * configure.in (arm-*-netbsd*): Doesn't need collect2.
-
-Mon Nov 17 08:50:01 1997 Stephen L Moshier <moshier@world.std.com>
-
- * i386/isc.h (DWARF2_UNWIND_INFO): Define as 0.
-
-Mon Nov 17 08:42:28 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * flow.c (propagate_block): Look for pre-inc/dec within PARALLEL.
-
-Mon Nov 17 03:14:46 1997 Paul Eggert <eggert@twinsun.com>
-
- * cpplib.c (file_size_and_mode): Remove.
- (finclude): Don't assume long and off_t are same size or that
- mode_t fits in int.
- * cccp.c: (main, finclude, check_precompiled): Don't assume size_t
- and off_t are same size.
- * gcov.c (read_files): Don't assume off_t and unsigned are same size.
-
-Sun Nov 16 18:56:40 1997 Scott Christley <scottc@net-community.com>
-
- * objc/objc-act.c (objc_demangle): New function.
- (objc_printable_name): New function.
- (init_objc): Change default function.
-
- * expr.c (expand_builtin_apply): Prefer nonlocal over block.
-
-Sun Nov 16 18:10:13 1997 Fila Kolodny <fila@ibi.com>
-
- * i370.c (i370_function_prolog): New function from i370.h.
- * i370.h (FUNCTION_PROLOG): Just call i370_function_prolog.
-
-Sun Nov 16 08:40:35 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
-
- * calls.c (expand_call, store_one_arg): Don't pass QImode arguments
- to emit_library_call.
- * expr.c (emit_push_insn, expand_assignment, store_expr): Likewise.
- (expand_expr, expand_builtin): Likewise.
- * function.c (put_var_into_stack, assign_parms): Likewise.
- * alpha.c (alpha_builtin_saveregs): Likewise.
- * clipper.c (clipper_builtin_saveregs): Likewise.
- * m88k.c (m88k_builtin_saveregs): Likewise.
- * pa.c (hppa_builtin_saveregs): Likewise.
- * sparc.c (sparc_builtin_saveregs): Likewise.
-
-Sun Nov 16 07:39:08 1997 Paul Eggert <eggert@twinsun.com>
-
- * real.h (REAL_VALUES_IDENTICAL): New macro.
- * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
- * fold-const.c (operand_equal_p): Don't consider -0.0 identical to 0.0.
- * tree.c (simple_cst_equal): Likewise.
- * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL macro.
-
-Sun Nov 16 07:29:12 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * acconfig.h (NEED_DECLARATION_{,R}INDEX): New cases.
- * configure.in: See if need declarations for index and rindex.
- * c-typeck.c, collect2.c, cpplib.c, dwarfout.c, gcov.c, protoize.c:
- Include stdlib.h, string.h, and strings.h, if they exist.
- Only declare index and rindex if needed.
- * collect2.c: Only declare free if needed.
-
- * regclass.c (record_address_regs): Refine choice of index and base
- when have sum of two regs, one of which is a hard reg.
-
-Sun Nov 16 07:07:45 1997 Robert Lipe (robertl@dgii.com)
-
- * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define as in sysv4 and linux
- (HAVE_ATEXIT): No longer define. This confused ELF destructors.
- (DBX_DEBUGGING_INFO): Define.
-
-Sat Nov 15 09:55:11 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * arm.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept MINUS (until reload
- knows what to do with it).
-
-Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
- pick apart floating point values, instead of using CONST_DOUBLE_LOW
- and CONST_DOUBLE_HIGH.
-
- * rs6000.md (define_splits for DF constants): Use the appropriate
- REAL_VALUE_* interface to pick apart DF floating point constants in
- a machine independent fashion.
-
-Thu Nov 13 07:30:53 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * arm/netbsd.h (LINK_SPEC): Redefine -- pass -X.
-
- * arm.md (movsicc_insn): Add extra reload alternatives for better
- register tying.
- (movsfcc_hard_insn, movsfcc_soft_insn, movdfcc_insn): Likewise.
-
-Mon Nov 10 19:32:14 1997 Doug Evans <dje@cygnus.com>
-
- * sparc.md (mov[sdt]f_const_insn): Fix condition to match what
- instruction can handle.
-
-Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * stmt.c (expand_decl_cleanup_no_eh): New fn.
-
- * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
-
-Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
- swap instruction order.
-
-Sun Nov 9 09:51:08 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * machmode.def (QCmode, HCmode): New modes.
-
-Sun Nov 9 09:24:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * combine.c (sets_function_arg_p): New function.
- (combinable_i3pat): Check if combining with any but the first
- argument register setting insn for a function call.
-
- * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid sheduling load from
- stack slot.
-
-Sun Nov 9 09:17:53 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * loop.c (strength_reduce): If initial value of BIV is equivalent to
- a constant, record that as initial value.
- (check_dbra_loop): Don't reverse loop if initial value isn't CONST_INT.
-
-Sun Nov 9 09:12:41 1997 Tristan Gingold <gingold@haendel.enst.fr>
-
- * expr.c (emit_push_insn): Avoid infinite recursion
- when -fcheck-memory-usage.
-
-Sun Nov 9 08:03:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * cse.c (simplify_binary_operation): Fix error in last change.
-
-Sun Nov 9 07:56:31 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * vmsconfig.com [version.opt]: Parse version string more robustly.
- [@variable@]: Discard configure tokens when using Makefile.in.
- [libgcc2-cxx.list]: Generate this new file for CXX_LIB2FUNCS.
- [cp/input.c]: Suppress it as workaround to avoid linker warning.
- [objc-parse.y]: Now lives in the objc subdirectory.
- * make-cc1.com [objc-parse.{c,y}]: Ditto.
- * make-cccp.com [prefix.c]: Compile additional source file.
-
- * cccp.c (VMS_freopen, VMS_fopen, VMS_open, VMS_fstat): Call
- corresponding library routine specified via its ordinary name
- rather than with a decc$ prefix. (Reverses Oct 19 change.)
-
- * cccp.c, cexp.y [HOST_WIDE_INT]: Manually splice long lines
- of avoid backslash+newline continuation on #if directives.
-
-Sun Nov 9 01:54:54 1997 Jeffrey A Law (law@cygnus.com)
-
- * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
- are shared.
-
-Sat Nov 8 23:01:37 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * cse.c (simplify_binary_operation): Don't simplify divide by zero
- for targets that don't support a representation of INFINITY.
-
-Sat Nov 8 22:37:29 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * Makefile.in (cse.o): Depend on expr.h.
- * cse.c: Include expr.h.
- (fold_rtx, case MEM): For ADDRESSOF, create new MEM.
-
-Sat Nov 8 19:27:56 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * expr.c (expand_increment): When enqueing a postincrement for a MEM,
- use copy_to_reg if address is not a general_operand.
-
-Sat Nov 8 18:39:56 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c (L_eh): Define __eh_pc here.
- Replace __eh_type with generic pointer __eh_info.
-
-Sat Nov 8 07:03:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.h (SECONDARY_OUTPUT_RELOAD_CLASS): If FLOAT_REGS,
- need secondary reload for QImode and HImode even if BWX.
-
- * expmed.c (store_split_bit_field): Force ADDRESSOF into register.
-
- * cse.c (fold_rtx, case ADDRESSOF): New case (that does nothing).
-
- * function.c (fixup_var_refs_1, case ADDRESSSOF): Check that
- new value is valid for insn.
-
- * stor-layout.c (get_best_mode): Refine test for field within
- unit to work properly for negative positions.
-
- * print-rtl.c (print_inline_rtx): Save and restore sawclose and indent.
-
- * reload.c (find_replacement): If PLUS, MINUS, or MULT, see if
- either arg contains a replacement.
-
-Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
- linked once FDEs.
-
-Fri Nov 7 06:50:57 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.h (FUNCTION_VALUE): Take into account promotion of pointers.
-
- * unroll.c (back_branch_in_range_p): Refine check for INSN at loop end.
-
-Wed Nov 5 18:17:50 1997 Paul Eggert <eggert@twinsun.com>
-
- * fixinc.svr4: Replace `__STDC__ - 0 == 1'
- with `defined (__STRICT_ANSI__)'.
-
-Tue Nov 4 18:32:44 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.md (insv, extzv, extv): Add change_address call.
- (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
- * mips.c (mips_expand_epilogue): Emit blockage insn before call to
- save_restore_insns if no FP and GP will be restored.
-
- * acconfig.h (HAVE_INTTYPES_H): Undef.
- * configure.in (inttypes.h): Check for conflicts between sys/types.h
- and inttypes.h, and verify that intmax_t is defined.
- * mips/x-iris (CC, OPT, OLDCC): Comment out.
- * mips/x-iris3: Likewise.
-
-Tue Nov 4 17:28:31 1997 Doug Evans <dje@cygnus.com>
-
- * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
- (yylex): Record wide strings using target endianness, not host.
-
-Tue Nov 4 16:18:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (distdir-start): Add dependency on $(srcdir)/config.in.
-
-Tue Nov 4 06:14:30 1997 Paul Eggert <eggert@twinsun.com>
-
- * c-lex.c (yylex): Don't warn about constants like
- 9223372036854775807 and 18446744073709551615U on an L32LL64 host
- unless pedantic.
-
-Mon Nov 3 18:42:44 1997 Jim Wilson <wilson@cygnus.com>
-
- * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
- * i386.md (prologue_{set_got,get_pc}): Add UNSPEC_VOLATILE to pattern.
- (prologue_get_pc_and_set_got): New pattern.
-
-Mon Nov 3 13:42:21 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c, cpplib.c (compare_defs): Don't complain about arg name
- respellings unless pedantic.
- * cpplib.c (compare_defs): Accept pfile as new arg.
- All callers changed.
-
-Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
-
- * global.c (global_alloc): Free the conflict matrix after
- reload has finished.
-
-Thu Oct 30 17:30:42 1997 Doug Evans <dje@cygnus.com>
-
- * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
- Set extra_parts.
- (sparc*-*-*): Recognize --with-cpu=v9.
- * sparc/elf.h: New file.
- * sparc/t-elf: New file.
-
-Thu Oct 30 16:36:17 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * stmt.c (expand_asm_operand): If error in matching constraint,
- don't emit asm.
-
-Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * va-sh.h (__va_arg_sh1): Define.
- (va_arg): Use it.
- SH3E doesn't use any integer registers for subsequent arguments
- once a non-float value was passed in the stack.
- * sh.c (machine_dependent_reorg): If optimizing, put explicit
- alignment in front label for ADDR_DIFF_VEC.
- * sh.h (PASS_IN_REG_P): Fix SH3E case.
- (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
-
-Tue Oct 28 21:09:25 1997 Jim Wilson <wilson@cygnus.com>
-
- * m68k.md (btst patterns): Add 5200 support.
-
-1997-10-28 Brendan Kehoe <brendan@cygnus.com>
-
- * global.c (global_alloc): Use xmalloc instead of alloca for
- CONFLICTS, since max_allocno * allocno_row_words alone can be more
- than 2.5Mb sometimes.
-
-Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
- svr4.h.
-
-Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- From Brendan:
- * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
-
-Mon Oct 27 16:01:14 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
-
-Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
- put an use_sfunc_addr before each sfunc.
- * sh.md (use_sfunc_addr, dummy_jump): New insns.
- (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
-
-Mon Oct 27 11:49:43 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2.h: Remove dwarf2out prototypes.
- * tree.h: And put them here.
- * m68k.c, i386.c: Don't include dwarf2.h.
-
-Mon Oct 27 00:02:13 1997 Paul Eggert <eggert@twinsun.com>
-
- Remap include files with header.gcc only if user or configuration
- file specifies "-remap".
-
- * cccp.c (remap): New var.
- (main): Set it if user specifies "-remap".
- (open_include_file): Remap only if `remap' is nonzero.
-
- * cpplib.h (struct cpp_options): New member `remap'.
- * cpplib.c (cpp_options_init): Set remap to 0.
- (open_include_file): Remap only if `remap' is nonzero.
- (cpp_handle_options): Set remap if user specifies "-remap".
-
- * i386/cygwin32.h, rs6000/cygwin32.h (CPP_SPEC): Define with -remap.
-
-Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
- bit PC-relative offset. The exception range table pointer is now in
- the CIE.
- * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
- (count_fdes, add_fdes, get_cie): Adjust.
- (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
-
- From H.J. Lu:
- * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
-
-Sat Oct 25 20:29:39 1997 Alexandre Oliva <oliva@dcc.unicamp.br>
-
- * Makefile.in (float.h-nat): If float.h is to be empty, ensure it is.
-
-Sat Oct 25 20:16:52 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
- use varargs.h. Wrap header with <>, not "".
-
-Sat Oct 25 20:10:57 1997 Robert Lipe (robertl@dgii.com)
-
- * i386/sco5.h (EH_FRAME_SECTION_ASM_OP{,_ELF,_COFF}): Define.
- (DWARF2_UNWIND_INFO): Likewise.
- (EXTRA_SECTIONS): Add in_eh.
-
-Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
- (TARGET_MULT_BUG): Define.
- (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
- * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
-
-Fri Oct 24 15:43:57 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (toplevel): Move include stdio.h before config.h.
-
- (Patch from H.J. Lu, Aug 27, 1997)
- * rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New; defined as 1.
-
- (Patch from Jeff Law, Oct 22, 1997)
- * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
- (rs6000_{save,restore}_machine_status): Save/restore it.
-
- * rs6000.md (movsi_got_internal_mem): New pattern to work around
- case where GOT value did not get a register.
- (movsi_got_internal_mem splitter): Split above pattern.
-
- (Patch from Geoffrey Keating, Oct 21, 1997)
- * rs6000.c (rs6000_stack_info): Avoid creating a stack
- frame under System V ABI if we only need to save the LR.
-
- (Patch from Joel Sherrill, Sep 1, 1997)
- * rs6000/sysv4.h (SUBTARGET_SWITCHES): Add new macro
- EXTRA_SUBTARGET_SWITCHES, which defaults to nothing.
-
- (Patch from Geoffrey Keating, Oct 20, 1997)
- * rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS{,_S}): Add -msdata=none
- switch.
-
-Fri Oct 24 15:25:50 1997 Doug Evans <dje@cygnus.com>
-
- * sparc.h (ASM_SPEC): Delete.
-
-Fri Oct 24 13:16:24 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10200.c (indirect_memory_operand): Delete unused function.
- * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
- * mn10200.md (bset, bclr insns): Handle output in a reg too.
-
- * mn10300.c (symbolic_operand, legitimize_address): New functions.
- * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
- (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
-
-Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
- for FILENAME.
-
-Tue Oct 21 16:18:13 1997 Paul Eggert <eggert@twinsun.com>
-
- * winnt/win-nt.h (CPP_SPEC): Remove reference to obsolete
- option -lang-c-c++-comments.
-
-Tue Oct 21 10:00:20 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.md (movqi, movhi): Avoid using address registers as
- destinations unless absolutely necessary.
-
- * mn10200.c (expand_prologue): Fix typo.
-
- * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed addresses.
- * mn10200.md (neghi2): Provide an alternative which works if
- the input and output register are the same.
-
- * mn10300.c (print_operand): Handle 'S'.
- * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
- shift amount in last alternative
-
- * mn10300.c (expand_epilogue): Rework to handle register restores
- in "ret" and "retf" instructions correctly.
-
-Tue Oct 21 07:35:19 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * arm.md (insv): Avoid writing result into a paradoxical subreg.
-
-Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
-
-Mon Oct 20 12:04:04 1997 Nick Clifton <nickc@cygnus.com>
-
- * v850.h (CPP_SPEC): Define __v850__.
- (CPP_PREDEFINES): Do not define __v850__.
-
- * xm-v850.h: Use __v850 rather than __v850__ to identify v850 port.
-
-Mon Oct 20 17:29:55 1997 Doug Evans <dje@cygnus.com>
-
- * sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
- (DEFAULT_ARCH32_P): New macro.
- (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
- (enum cmodel): Declare.
- (sparc_cmodel_string,sparc_cmodel): Declare.
- (SPARC_DEFAULT_CMODEL): Provide default.
- (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
- (TARGET_FULLANY): Deleted.
- (TARGET_CM_MEDMID): New macro.
- (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
- (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
- (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
- (CPP_SPEC): Rewrite.
- (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
- (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
- (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
- (ASM_SPEC): Add %(asm_arch).
- (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
- Rename asm_default to asm_cpu_default.
- Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
- cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
- (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
- ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
- (MASK_INT64,MASK_LONG64): Delete.
- (MASK_ARCH64): Renamed to MASK_64BIT.
- (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
- (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
- (TARGET_SWITCHES): Always provide 64 bit options.
- (ARCH64_SWITCHES): Delete.
- (TARGET_OPTIONS): New option -mcmodel=.
- (INT_TYPE_SIZE): Always 32.
- (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
- (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
- (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
- (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
- * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
- CPP_SPEC.
- (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
- * sparc/linux.h: Likewise.
- * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
- (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
- (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
- (SPARC_DEFAULT_CMODEL): Define.
- (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
- (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
- (LONG_DOUBLE_TYPE_SIZE): Define.
- (ASM_SPEC): Add %(asm_arch).
- * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
- (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
- (TARGET_CPU_DEFAULT): Add ultrasparc case.
- * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
- (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
- (SPARC_DEFAULT_CMODEL): Define.
- * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
- (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
- MASK_LONG64, MASK_MEDANY.
- (SPARC_DEFAULT_CMODEL): Define.
- (CPP_PREDEFINES): Delete.
- (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
- (ASM_SPEC): Add %(asm_arch).
- (LONG_DOUBLE_TYPE_SIZE): Define.
- (DWARF2_DEBUGGING_INFO): Define.
- * sparc/splet.h (CPP_SPEC): Delete.
- * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
- (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
- (BLOCK_PROFILER): Likewise.
- * sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
- (sparc_override_options): Handle code model selection.
- (sparc_init_expanders): Renamed from sparc64_init_expanders.
- * sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
- TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
- (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
- (sethi_di_fullany): Delete.
-
-Mon Oct 20 17:20:17 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (compute_frame_size): Not a leaf function if profile_flag set.
-
-Sun Oct 19 17:46:02 1997 Douglas Rupp <rupp@gnat.com>
-
- * cccp.c (OBJECT_SUFFIX): Add default definition.
- (main): Use OBJECT_SUFFIX.
- (VMS_{freopen,fopen,open}): Use instead of using macro on
- unprefixed name.
- (VMS_fstat): Use decc$fstat explicitly, not via macro.
-
-Sun Oct 19 09:07:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * prefix.c (get_key_value): Initialize prefix to null.
- * Makefile.in (prefix.o): Properly pass in prefix.
-
- * objc/Make-lang.in (objc.distdir): Make the objc directory.
- * Makefile.in (distdir-start): No longer depend on objc-parse.[cy].
- Don't copy objc files here.
- (TAGS): Don't delete objc-parse.y
-
- * i386/mingw32.h (LIB_SPEC): Add -ladvapi32.
- (STARTFILE_SPEC): If -dll, use dllcrt1.o.
- (INCOMING_RETURN_ADDR_RTX): Undefine.
-
- * Makefile.in (float.h-nat): Avoid using /dev/null for input,
- since it's not present on all systems.
-
- * prefix.c : New file.
- * Makefile.in (xgcc, cccp, cppmain, fix-header): Add prefix.o.
- (prefix.o): New rule.
- * cccp.c (update_path): Add extern definition.
- (struct default_include): New field `component'.
- (default_include): Add initializer for new field to all entries.
- (new_include_prefix): Take new arg and call update_path;
- all callers changed.
- Add trailing "." before doing stat of file.
- * cpplib.c (update_path): Add extern definition.
- (struct default_include): New field `component'.
- (default_include): Add initializer for new field to all entries.
- (cpp_start_read): Call update_path.
- * gcc.c (upate_path): Add extern definition.
- (find_a_file): For MS-DOS-based, consider a drive spec as absolute.
- (add_prefix): New arg component and pass to update_path;
- all callers changed.
- * netbsd.h (INCLUDE_DEFAULTS): Add `component' to values.
- * i386/freebsd.h, mips/netbsd.h, winnt/win-nt.h: Likewise.
- * i386/mingw32 (STANDARD_INCLUDE_COMPONENT): New macro.
- * vax/vms.h (INCLUDE_DEFAULTS): New macro.
- * vax/xm-vms.h (INCLUDE_DEFAULTS): Delete from here.
-
- * sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): New macro.
-
- * i386.c (ix86_prologue): Conditionalize Dwarf2 calls
- on #ifdef INCOMING_RETURN_ADDR_RTX.
- * i386.md (allocate_stack): Fix incorrect operand number.
-
- * alpha.c (vmskrunch): Deleted.
- (output_prolog, VMS): Use alloca for entry_label and don't
- truncate to 64 characters.
- * alpha/vms.h (vmskrunch): No longer define.
- (ENCODE_SECTION_INFO): No longer call vmskrunch.
- (ASM_DECLARE_FUNCTION_NAME): No longer override.
-
- * toplev.c (output_quoted_string): Call new OUTPUT_QUOTED_STRING macro.
- * i386/mingw32.h (OUTPUT_QUOTED_STRING): New macro.
-
- * stmt.c (using_eh_for_cleanups_p): New variable.
- (using_eh_for_cleanups): New function.
- (expand_decl_cleanup): Don't call expand_eh_region_start_tree
- unless using EH for cleanups.
-
- * function.c (purge_addressof_1): When dealing with a
- bare (address (mem)), verify that what's inside is valid in insn.
- (instantiate_virtual_regs_1, case ADDRESSOF): If have MEM, just
- do instantiation inside and leave alone here.
-
- * fold-const.c (fold, case COND_EXPR): Allow creation
- of {MIN,MAX}_EXPR, but preserve info on orginal comparison code.
-
- * function.h (restore_tree_status): Update prototype.
-
- * cse.c (cse_basic_block): Flush the hash table every 1,000 insns.
-
-Sat Oct 18 13:48:14 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * longlong.h (count_leading_zeros): Add missing casts to USItype.
-
-Sat Oct 18 13:35:09 1997 Marc Lehmann (pcg@goof.com)
-
- * toplev.c (main): Don't execute "ps" under MSDOS.
-
-Sat Oct 18 13:26:42 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * function.c (instantiate_virtual_regs): Don't instantiate the
- stack slots for the parm registers until after the insns have had
- their virtuals instantiated.
-
- * varargs.h (va_arg): For ARM systems, definition is endian-dependent.
- * stdarg.h (va_arg): Likewise.
-
-Sat Oct 18 11:23:04 1997 Nick Clifton <nickc@cygnus.com>
-
- * final.c (end_final): Use ASM_OUTPUT_ALIGNED_DECL_LOCAL if defined.
- * varasm.c (assemble_static_space): Likewise.
- (assemble_variable): Use ASM_OUTPUT_ALIGNED_DECL_{COMMON,LOCAL} if def.
-
-Sat Oct 18 11:02:19 1997 Doug Evans <dje@canuck.cygnus.com>
-
- * expr.c (use_group_regs): Don't call use_reg unless REG.
-
-Sat Oct 18 10:39:22 1997 Jim Wilson <wilson@cygnus.com>
-
- * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
- redundant conditional moves to single operand.
-
- * expmed.c (extract_bit_field): Don't make flag_force_mem disable
- extzv for memory operands.
-
-Sat Oct 18 09:58:44 1997 Jeffrey A Law <law@cygnus.com>
-
- * ptx4.h: Fix typo.
-
- * integrate.c (save_for_inline_copying): Avoid undefined pointer
- operations.
- (expand_inline_function): Likewise.
-
-Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * tree.c (restore_tree_status): Also free up temporary storage
- when we finish a toplevel function.
- (dump_tree_statistics): Print stats for backend obstacks.
-
- * libgcc2.c (__throw): Don't copy the return address.
- * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
-
- * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
- * tree.h: Declare them.
-
- * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
- * toplev.c (main): Initialize exceptions_via_longjmp.
-
- * tree.c: Add extra_inline_obstacks.
- (save_tree_status): Use it.
- (restore_tree_status): If this is a toplevel inline obstack and we
- didn't want to save anything on it, recycle it.
- (print_inline_obstack_statistics): New fn.
- * function.c (pop_function_context_from): Pass context to
- restore_tree_status.
-
-Sat Oct 18 09:45:22 1997 Michael Meissner <meissner@cygnus.com>
-
- * profile.c (get_file_function_name): Remove declaration.
- * c-lang.c (finish_file): Likewise.
-
-Sat Oct 18 09:35:40 1997 Tristan Gingold <gingold@messiaen.enst.fr>
-
- * expr.c (expand_assignment): If -fcheck-memory-usage, add call to
- chkr_check_addr if size not zero.
- (expand_expr, case COMPONENT_REF): Likewise.
- (expand_builtin): If -fcheck_memory-usage, check memory usage
- of operands for strlen, strcpy, and memcpy or don't use builtins
- for memcmp and strcmp.
- * expr.h (chkr_check_str_libfunc): Declare.
- * optabs.c (chkr_check_str_libfunc): New variable.
- (init_optabs): Initialize it.
-
-Sat Oct 18 09:29:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * i386/cygwin32.h (ASM_COMMENT_START): Redefine.
-
-Sat Oct 18 09:23:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * frame.c (__frame_state_for): Execute the FDE insns until the
- current pc value is strictly bigger than the target pc value.
-
- * expr.c (expand_expr, case TARGET_EXPR): If target and slot has
- no DECL_RTL, then call mark_addressable again for the slot after
- we give it RTL.
-
-Sat Oct 18 08:58:36 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
-
- * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
- * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Unconditionally define.
- * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
- __DOLPHIN__.
-
- * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment.
- * dwarf2out.c (output_call_frame_info): Call app_enable and
- app_disable to let GNU as accept the generated comments.
-
- * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
-
-Sat Oct 18 08:50:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * flow.c (print_rtl_with_bb): Cast alloca return values.
-
-Sat Oct 18 08:47:46 1997 Douglas Rupp <rupp@gnat.com>
-
- * alpha/vms.h (LITERALS_SECTION_ASM_OP, ASM_OUTPUT_DEF):
- (EXTRA_SECTION_FUNCTIONS): Add literals_section.
- (EXTRA_SECTIONS): Include in_literals.
-
-Sat Oct 18 08:40:55 1997 Nick Burrett <nick.burrett@btinternet.com>
-
- * cpplib.c: (initialize_builtins): Cast all string constants for the
- function install, to type U_CHAR *.
- (eval_if_expression): Likewise.
- * cppexp.c: (cpp_lex): Cast string, for cpp_lookup, to type U_CHAR *.
-
-Sat Oct 18 08:38:13 1997 Ken Raeburn <raeburn@cygnus.com>
-
- * c-lex.c (check_newline) At `skipline', flush nextchar as well.
-
-Sat Oct 18 08:17:13 1997 Paul Russell <Paul.Russell@RustCorp.com.au>
-
- * input.h (struct file_stack): Added indent_level.
- * c-lex.c (check_newline): Add {}-count & balance warning.
-
-Sat Oct 18 06:54:39 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * regclass.c (record_address_regs, case PLUS): Refine how to choose
- which is base and index.
-
- * alpha.h (FUNCTION_VALUE): Use word_mode only for integral types,
- not types with integral modes.
-
- * final.c (alter_cond): Properly conditionalize forward decl.
-
- * tree.h (SAVE_EXPR_NOPLACEHOLDER): New flag.
- * tree.c (contains_placeholder_p, case SAVE_EXPR): Avoid
- checking each SAVE_EXPR more than once.
-
- * rs6000.md (nonlocal_goto_receiver): Don't test pool size.
-
- * i386.c (load_pic_register): New function.
- (ix86_prologue): Code to load PIC register moved to new function.
- Don't emit blockage if not generating RTL.
- * i386.md (nolocal_goto_receiver): New pattern.
-
- * i386.c: Major cleanup, mostly reformatting.
- Include dwarf2.h.
- Remove many spurious casts.
- (ix86_{pro,epi}logue): Use proper mode for SET rtx.
-
-Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
-
- * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
- * sparc.h (FUNCTION_PROFILER): Fix format string when TARGET_MEDANY.
- * sparc.c (output_double_int): Output DI mode values
- correctly when HOST_BITS_PER_WIDE_INT is 64.
- (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
- fmovd so it works if a quad float ends up in one of the upper 32
- float regs.
- * sparc.md (pic_{lo_sum,sethi}_di): New patterns for PIC support
- on sparc64.
-
-Fri Oct 17 16:27:07 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
- * sparc.h (PROMOTE_MODE): Promote small ints if arch64.
- (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
- (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
- (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
- (SPARC_FP_ARG_FIRST): New macro.
- (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
- (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
- (NPARM_REGS): There are 32 fp argument registers now.
- (FUNCTION_ARG_REGNO_P): Likewise.
- (FIRST_PARM_OFFSET): Update to new v9 abi.
- (REG_PARM_STACK_SPACE): Define for arch64.
- (enum sparc_arg_class): Delete.
- (sparc_arg_count,sparc_n_named_args): Delete.
- (struct sparc_args): Redefine and use for arch32 as well as arch64.
- (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
- (FUNCTION_ARG_ADVANCE): Rewrite.
- (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
- (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
- (FUNCTION_ARG_CALLEE_COPIES): Delete.
- (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
- (STRICT_ARGUMENT_NAMING): Define.
- (doublemove_string): Declare.
- * sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
- (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
- (doublemove_string): New function.
- (output_move_quad): Clean up some of the arch64 support.
- (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
- Don't add 8 bytes of reserved space if arch64.
- (sparc_builtin_saveregs): Combine arch32/arch64 versions.
- (init_cumulative_args): New function.
- (function_arg_slotno): New static function.
- (function_arg,function_arg_partial_nregs): New functions.
- (function_arg_{pass_by_reference,advance}): New functions.
- (function_arg_padding): New function.
- * ginclude/va-sparc.h: Rewrite v9 support.
-
-Fri Oct 17 13:21:45 EDT 1997 Philip Blundell <pb@nexus.co.uk>
-
- * arm/netbsd.h (TYPE_OPERAND_FMT): use % not @ to avoid
- problems with comments.
-
-Fri Oct 17 13:00:38 EDT 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * arm/aout.h (ASM_OUTPUT_LABEL): Define in place of ARM_OUTPUT_LABEL.
- * arm/aof.h (ASM_OUTPUT_LABEL): Likewise.
- * arm.h (ASM_OUTPUT_LABEL): Delete.
- (ASM_OUTPUT_INTERNAL_LABEL): Call ASM_OUTPUT_LABEL directly.
- * arm.c (arm_asm_output_label): Delete.
-
- * arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Do what is needed inline.
- * arm.c (output_lcomm_directive): Delete.
-
- * arm.h (PUSH_ROUNDING): Delete; this is not what happens.
- (ACCUMULATE_OUTGOING_ARGS): Define.
- (PROMOTE_FUNCTION_ARGS): Define.
- (INITIAL_ELIMINATION_OFFSET): Take current_function_outgoing_args_size
- into account.
- * arm.c (use_return_insn, output_func_epilogue,
- arm_expand_prologue): Likewise.
-
- * arm.c (const_ok_for_arm): If HOST_WIDE_INT more than 32 bits,
- insist high bits are all zero or all one.
- (output_move_double): Handle case where CONST_INT is more than 32 bits.
-
- * arm.c (load_multiple_sequence): Support SUBREG of MEM.
- (store_multiple_sequence): Likewise.
-
- * arm.c (arm_gen_load_multiple): New args UNCHANGING_P and IN_STRUCT_P.
- Use them if we create any new MEMs; all callers changed.
- (arm_gen_store_multiple): Likewise.
- (arm_gen_movstrqi): Preserve RTX_UNCHANGING_P and MEM_IN_STRUCT_P
- on any MEMs created.
-
- * arm.h (ASM_OUTPUT_MI_THUNK): Use branch instruction to jump to label.
- (RETURN_ADDR_RTX): Use NULL_RTX rather than casting zero.
- (output_move_double): Correct typo in prototype.
-
- * arm.md (movsfcc): If not TARGET_HARD_FLOAT, ensure operand[3] valid.
-
- * arm/netbsd.h (CPP_PREDEFINES): Always predefine __arm__.
- * arm/xm-netbsd.h (SYS_SIGLIST_DECLARED, HAVE_STRERROR): Define these.
-
- * arm/t-netbsd (CROSS_LIBGCC1, LIB1ASMSRC, LIB1ASMFUNCS) Don't define
- these any more.
- * configure.in (arm-*-netbsd*): Pick up t-netbsd before arm/t-netbsd.
-
-Thu Oct 16 19:31:22 1997 Jim Wilson <wilson@cygnus.com>
-
- * v850.c (ep_memory_offset): New function.
- (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
-
- * v850.h (CONST_OK_FOR_*): Add and correct comments.
- (CONSTANT_ADDRESS_P): Add comment.
- (EXTRA_CONSTRAINT): Define 'U'.
- * v850.md: Add comments on bit field instructions.
- (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
- (lshrsi3): Use N not J constraint.
-
- * v850.md (v850_tst1+1): New define_split for tst1 instruction.
-
- * v850.c (reg_or_0_operand): Call register_operand.
- (reg_or_int5_operand): Likewise.
- * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
- (TARGET_SWITCHES): Add "big-switch".
- (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
- ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
- (CASE_DROPS_THROUGH): Comment out.
- (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
- * v850.md (cmpsi): Delete compare mode.
- (casesi): New pattern.
-
- * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
- * v850.md (ashlsi3): Use SImode not QImode for shift count.
- (lshrsi3): Likewise.
-
- * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
- unreachable switch statement after 'b' support. Remove "b" from
- strings for 'b' support.
- * v850.md (branch_normal, branch_invert): Change %b to b%b.
-
-Thu Oct 16 13:08:45 1997 Doug Evans <dje@cygnus.com>
-
- * configure.in (sparc-*-elf*): New target.
-
-Wed Oct 15 22:30:37 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * h8300.h (REG_CLASS_CONTENTS): AP is a general register.
- (REG_OK_FOR_BASE_P, ! REG_OK_STRICT case): Reject special registers.
-
-Wed Oct 15 22:00:57 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (movhi+1): Add x/r alternative.
-
- * sh/elf.h (HANDLE_SYSV_PRAGMA): Undefine.
-
- * va-sh.h (va_arg): Fix big endian bugs for small integers.
-
-Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
- PPC601.
- (umulsidi3,umulsi3_highpart): Likewise.
- (smulsi3_highpart_no_mq): Add !TARGET_POWER.
-
-Wed Oct 15 18:45:31 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
-
-Wed Oct 15 17:17:33 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (following_call): Fail if the CALL_INSN is an indirect call.
-
-Wed Oct 1 17:52:09 1997 Douglas Rupp <rupp@gnat.com>
-
- * vms.h (UNALIGNED_{SHORT,INT,DOUBLE_INT}_ASM_OP): Define.
-
-Wed Oct 1 16:09:42 1997 Benjamin Kosnik <bkoz@melange.gnu.ai.mit.edu>
-
- * fixincludes: Fix sys/param.h so that MAXINT will not be redefined
- on HPUX.
-
-Wed Oct 1 08:08:21 1997 Jeffrey A Law <law@chunks.cygnus.com>
-
- * cse.c (this_insn_cc0_mode): Initialize.
-
-Wed Oct 1 07:22:12 1997 Richard Henderson <rth@cygnus.com>
-
- * i386.h (RETURN_ADDR_RTX): Use FRAME arg, not ap.
-
-Tue Sep 30 19:19:58 1997 Jim Wilson <wilson@cygnus.com>
-
- * except.c (find_exception_handler_labels): Correct argument to free.
-
-Fri Sep 26 14:06:45 1997 Mike Stump <mrs@wrs.com>
-
- * c-decl.c (start_struct): Ensure that structs with forward
- declarations are in fact packed when -fpack-struct is given.
-
-Wed Sep 24 11:31:24 1997 Mike Stump <mrs@wrs.com>
-
- * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
- packing structure. This allows a structure with only bytes to be
- aligned on a byte boundary and have no padding on a m68k.
-
-Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * except.c (find_exception_handler_labels): Free LABELS when done.
-
-Tue Sep 30 10:47:33 1997 Paul Eggert <eggert@twinsun.com>
-
- * cexp.y, cppexp.c (HOST_BITS_PER_WIDE_INT):
- Define only if not already defined.
-
-Mon Sep 29 17:55:55 1997 Gavin Koch <gavin@cygnus.com>
-
- * c-decl.c (warn_implicit): Deleted.
- (warn_implicit_int, mesg_implicit_function_declaration}): New vars.
- (c_decode_option): For -Wimplicit, set both new variables.
- Add -Wimplicit-function-declarations, -Wimplicit-int,
- and -Werror-implicit-function-declaration.
- (implicitly_declare, grokdeclarator): Use new flags.
- * toplev.c (lang_options): Add new -W options.
-
-Mon Sep 29 17:55:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-common.c (check_format_info): Add check for scanf into
- constant object or via constant pointer type.
-
-Mon Sep 29 16:10:12 1997 Richard Henderson <rth@cygnus.com>
-
- * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne.
- (bne): Likewise for cmpeq+beq.
-
-Mon Sep 29 15:58:22 1997 Doug Evans <dje@cygnus.com>
-
- * reload1.c (reload_cse_simplify_set): Fix return values.
-
-Mon Sep 29 08:21:35 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
-
- * i386.c (notice_update_cc): Use reg_overlap_mentioned_p.
-
-Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c (__throw): Fix thinko.
-
-Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
-
- * cplus-dem.c (demangle_template): Add new parameter. Handle new
- template-function mangling.
- (consume_count_with_underscores): New function.
- (demangle_signature): Handle new name-mangling scheme.
-
-Sun Sep 28 11:19:09 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * flow.c (print_rtl_with_bb): Reformat messages about BB boundaries.
-
- * calls.c: Include regs.h.
- * profile.c: Likewise.
- * Makefile.in (calls.o, profile.o): Depend on regs.h.
- * except.h (expand_builtin_dwarf_reg_size): Put in #ifdef TREE_CODE.
-
- * tree.h (get_file_function_name): Add decl.
- * dwarf2out.c (output_call_frame_info): Don't cast its result.
-
-Sun Sep 28 10:58:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
-
- * Makefile.in (sub-makes): Pass value of LANGUAGES.
-
-Sun Sep 28 10:52:59 1997 Ian Dall <ian.dall@dsto.defence.gov.au>
-
- * regs.h (SMALL_REGISTER_CLASSES): Default to 0.
- * calls.c (prepare_call_address, expand_call):
- Remove #if test on SMALL_REGISTER_CLASSES.
- * combine.c (can_combine_p, combinable_i3pat, try_combine): Likewise.
- * cse.c (canon_hash): Likewise.
- * function.c (expand_function_start): Likewise.
- * jump.c (jump_optimize): Likewise.
- * local-alloc.c (optimize_reg_copy_1): Likewise.
- * loop.c (scan_loop, valid_initial_value_p): Likewise.
- * profile.c (output_arc_profiler): Likewise.
- * reload.c (push_secondary_reload, push_reload): Likewise.
- (combine_reloads): Likewise.
- * reload1.c (reload, scan_paradoxical_subregs): Likewise.
- (order_regs_for_reload, reload_as_needed): Likewise.
- (choose_reload_regs): Likewise.
- (merge_assigned_reloads): Declare unconditionally.
-
-Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
- * tree.h (built_in_function): Likewise.
- * expr.c (expand_builtin): Likewise.
- * except.h: Likewise.
- * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
- * libgcc2.c (copy_reg): New fn.
- (__throw): Use it.
-
-Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * frame.c (gansidecl.h): New include, for PROTO.
- * dwarf2out.c: Move inclusion of dwarf2.h down.
- (dwarf2out_cfi_label): Don't declare here.
- * dwarf2.h (dwarf2out_{do_frame,cfi_label,def_cfa}): New declarations.
- (dwarf2out_{window_save,args_size,reg_save,return_save}): Likewise.
- (dwarf2out_{return_reg,begin_prologue,end_epilogue}): Likewise.
- * m68k.c (dwarf2.h): Include.
- (output_function_prologue): Add dwarf2 support.
- * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
- (INCOMING_FRAME_SP_OFFSET): Likewise.
-
- * integrate.c (copy_rtx_and_substitute, case ADDRESSOF): New case.
-
- * integrate.c (expand_inline_function): Make sure there is at
- least one insn that can be used as an insertion point.
-
-Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
-
- * c-typeck.c (build_binary_op): Warn about comparing signed vs
- unsigned if -W is specified and -Wno-sign-compare is not.
- * c-decl.c (warn_sign_compare): Initialize to -1.
- (c_decode_option): -Wall no longer implies -Wsign-compare.
-
-Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
-
-Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
-
- * sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
- (get_pc_via_rdpc): Renamed from get_pc_sp64.
- * sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
-
-Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
-
- * sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
- (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
- and -malign-functions=.
- (sparc_align_{loops,jumps,funcs}_string): Declare.
- (sparc_align_{loops,jumps,funcs}): Declare.
- (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
- (FUNCTION_BOUNDARY): Use sparc_align_funcs.
- (STACK_BIAS): Define.
- (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT, then perform test.
- (SPARC_SETHI_P): New macro.
- (CONST_OK_FOR_LETTER_P): Use it.
- (ASM_OUTPUT_ALIGN_CODE): Define.
- (ASM_OUTPUT_LOOP_ALIGN): Define.
- * sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
- (sparc_align_{loops,jumps,funcs}): New globals.
- (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
- -malign-functions=.
- (move_operand): Use SPARC_SETHI_P.
- (arith_double_operand): Cast to unsigned HOST_WIDE_INT, then test.
- (arith11_double_operand): Likewise.
- (arith10_double_operand): Likewise.
- (finalize_pic): Finish sparc64 support.
- (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
- 64 bit constants if able.
- (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
- (sparc_builtin_saveregs [sparc64]): Don't save fp regs if ! TARGET_FPU.
- * sparc.md: Use GEN_INT instead of gen_rtx.
- (get_pc_sp32): Use for sparc64 as well.
- (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
- (sethi_di_sp64_const): Likewise.
- (movtf_cc_sp64): Check TARGET_HARD_QUAD.
- (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
- (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
-
-Wed Sep 24 08:25:28 1997 Alexandre Oliva <oliva@dcc.unicamp.br>
-
- * i386.md (allocate_stack): Fix typo in last change.
-
-Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
- * sparc/linux.h (COMMENT_BEGIN): Likewise.
- * sparc/linux64.h (COMMENT_BEGIN): Likewise.
-
-Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
-
- Add sparc64 linux support.
- * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
- to xm_file list on 32-bit sparc-linux.
- * sparc/xm-sp64.h: New file.
- * sparc/linux64.h: New file.
- * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
- Don't include xm-sparc.h.
- * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
- * glimits.h (LONG_MAX): Handle sparc64.
-
-Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * final.c (final_end_function): Also do dwarf2 thing if
- DWARF2_DEBUGGING_INFO.
- (final_start_function): Likewise.
-
-Tue Sep 23 06:55:40 1997 David S. Miller <davem@tanya.rutgers.edu>
-
- * expmed.c (expand_divmod): If compute_mode is not same as mode,
- handle case where convert_modes causes op1 to no longer be CONST_INT.
-
-Tue Sep 23 00:58:48 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
-
-Mon Sep 22 18:26:25 1997 J. Kean Johnston <jkj@sco.com>
-
- * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
- (MULTILIB_DEFAULTS): Define.
- (ASM_SPEC, CPP_SPEC): Handle -mcoff.
- (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
- (LIBGCC_SPEC): Likewise.
- (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
- (SUBTARGET_SWITCHES): Add -mcoff and -melf.
- * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
- (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
- (EXTRA_PARTS, TAROUTOPTS): Delete.
- (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
- (MULTILIB_OPTIONS): Define.
- (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
- (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
-
-Mon Sep 22 14:42:11 1997 Jeffrey A Law (law@cygnus.com)
-
- * reg-stack.c (find_blocks): Fix thinko in last change.
-
-Mon Sep 22 16:22:41 1997 David S. Miller <davem@tanya.rutgers.edu>
-
- * combine.c (try_combine): Use NULL_RTX, not 0, in gen_rtx calls.
- * cse.c (cse_main): Likewise.
- * emit-rtl.c (gen_label_rtx): Likewise.
- * expr.c (init_expr_once): Likewise.
- * sched.c (schedule_insns): Likewise.
- * varasm.c (immed_double_const): Likewise.
-
- * sparc.h (INCOMING_FRAME_SP_OFFSET): Define as SPARC_STACK_BIAS.
-
-Mon Sep 22 16:13:21 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * alpha/linux.h (HANDLE_SYSV_PRAGMA): Define.
-
-Mon Sep 22 16:02:01 1997 Benjamin Kosnik <bkoz@rhino.cygnus.com>
-
- * c-common.c (decl_attributes): Add support for TYPE_UNUSED on types.
- * c-decl.c (finish_decl): Set TREE_USED on decls if TREE_USED on type.
- * stmt.c (expand_end_bindings): Check DECL_NAME and DECL_ARTIFICIAL
- before unused variable warning.
-
-Mon Sep 22 14:04:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * rtlanal.c (computed_jump_p): Fix typo in last change.
-
- * clipper.md (movstrsi): Use change_address instead of making new MEM.
- * dsp16xx.md (movstrqi): Likewise.
- * i370.md (movstrsi): Likewise.
- * i860.md (movstrsi): Likewise.
- * pa.md (movstrsi): Likewise.
- * mips.md (movstrsi): Fix (unused) pattern in define_expand.
- * pdp11.md (movstrhi): Likewise.
-
- * alpha.md (allocate_stack): Use virtual_stack_dynamic for result.
- * i386.md (allocate_stack): Likewise.
- * rs6000.md (allocate_stack): Likewise.
-
- * alpha.h (FLOAT_STORE_FLAG_VALUE): Different for VAX and IEEE float.
-
- * function.c (assign_parms): Make max_parm_reg handling more
- precise and make it agree with size of parm_reg_stack_loc.
- * integrate.c (save_for_inline_{nocopy,copying}): Remove
- redundant assignment of max_parm_reg.
-
- * function.c (assign_parms): Properly set RTX_UNCHANGING_P for
- copy of parm.
-
- * integrate.c (copy_rtx_and_substitute, case SET): Handle
- a SET_DEST of the virtual fp or ap specially and undo
- the adjustment into the local area as well.
- (mark_stores): Don't wipe out map entries for virtual fp and ap.
-
- * alpha.h (FLOAT_STORE_FLAG_VALUE): Different for VAX and IEEE float.
-
- * emit-rtl.c (gen_lowpart): Handle ADDRESSOF.
-
-Mon Sep 22 13:35:56 1997 Doug Evans <dje@cygnus.com>
-
- * rtlanal.c (replace_regs): Fix up lossage in last patch.
-
-Sun Sep 21 19:28:48 1997 Jeffrey A Law (law@cygnus.com)
-
- * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
- (find_basic_blocks): Use computed_jump_p to determine if a
- particular JUMP_INSN is a computed jump.
- * reg-stack.c (find_blocks): Use computed_jump_p to determine
- if a particular JUMP_INSN is a computed jump.
- * rtlanal.c (jmp_uses_reg_or_mem): New function.
- (computed_jump_p): Likewise.
- * rtl.h (computed_jump_p): Declare.
- * genattrtab.c (pc_rtx): Define and initialize.
-
- * cse.c (simplify_relational_operation): Set h0u just like h0s.
- Similarly for h1u and h1s.
-
-Sun Sep 21 14:13:31 1997 Doug Evans <dje@cygnus.com>
-
- * function.c (instantiate_virtual_regs): Fix thinko in last patch.
-
-Sun Sep 21 10:33:26 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c, cpplib.c (special_symbol): If STDC_0_IN_SYSTEM_HEADERS
- is defined, expand __STDC__ to 0 in system headers.
- * i386/sol2.h, rs6000/sol2.h, sparc/sol2.h:
- (STDC_0_IN_SYSTEM_HEADERS): New macro.
- (CPP_SPEC): Remove -D__STDC__=0; it's no longer needed.
-
- * fixinc.math (_MATH_H_WRAPPER): Define at the end of the
- wrapper, not the start, so that if #include_next gets another
- instance of the wrapper, this will follow the #include_next
- chain until we arrive at the real <math.h>.
-
- * fixproto (subdirs_made): New var, to keep track of which
- subdirectories we've made (in reverse order). At the end,
- attempt to rmdir them all, so that we don't create any empty
- directories.
-
-Sun Sep 21 10:02:07 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * pa.c (move_operand): Respect -mdisable-indexing.
- * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
-
-Sun Sep 21 09:29:23 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * function.c (purge_addressof_1): Don't convert (MEM (ADDRESSOF (REG)))
- to (SUBREG (REG)) on big endian machines.
- Don't fall through to substitute the inner (REG) unchanged
- when the above conversion cannot be validated.
-
-Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * frame.c (__deregister_frame): Properly check for initialized object.
-
- * function.c (instantiate_virtual_regs): Instantiate
- parm_reg_stack_locs.
-
-Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/sysv4.h (ASM_COMMENT_START): Delete.
- * sparc.h (ASM_COMMENT_START): Define.
- * sparc.c (output_function_prologue): Use it.
- (sparc_flat_output_function_{epi,pro}logue): Likewise.
-
-Fri Sep 19 19:43:09 1997 Jeffrey A Law (law@cygnus.com)
-
- * loop.c (strength_reduce): Fix typo.
-
- * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
- * mips.h, xm-rs6000.h, rs6000/xm-sysv4.h: Likewise.
-
-Fri Sep 19 20:10:30 1997 Doug Evans <dje@cygnus.com>
-
- * rtl.h (find_use_as_address): Delete accidentally added decl.
-
-Fri Sep 19 08:36:16 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * jump.c (thread_jumps): Check can_reverse_comparison_p before
- threading a reversed-condition jump.
-
-Fri Sep 19 08:16:12 1997 Andrew M. Bishop <amb@gedanken.demon.co.uk>.
-
- * Add support for new -dI option for cxref,
- * cccp.c (dump_includes): New variable.
- (struct directive, directive_table): Remove members angle_brackets,
- traditional_comments, pass_thru; all code using struct directive
- now uses `type' member instead.
- (IS_INCLUDE_DIRECTIVE_TYPE): New macro.
- (main, handle_directive): Add support for new -dI option.
- (do_ident): Avoid unnecessary alloca.
- (do_pragma): Avoid unnecessary comparison to newline.
-
- * cpplib.h (struct cpp_options): New member dump_includes.
- * cpplib.c (struct directive, directive_table): Remove members
- traditional_comments, pass_thru; all code using struct directive
- now uses `type' member instead.
- (IS_INCLUDE_DIRECTIVE_TYPE): New macro.
- (handle_directive, cpp_handle_options): Add support for new -dI option.
-
-Fri Sep 19 07:57:19 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * vax/xm-vms.h (expand_builtin_{extract,set}_return_addr): New macros.
-
-Fri Sep 19 07:47:29 1997 Nick Burrett <n.a.burrett@btinternet.com>
-
- * cpplib.c (pcstring_used, pcfinclude): Delete unused declarations.
- (check_preconditions, print_containing_files, pipe_closed): Likewise.
- (dump_defn_1, dump_arg_n, make_undef): Likewise.
- (trigraph_pcp): Pre-process out decl.
- (quote_string): Cast CPP_PWRITTEN macro to char * for sprintf.
- (output_line_command): Likewise.
- (macro_expand): Likewise.
- (do_line): Cast atoi argument to char *.
- * genattrtab.c (simplify_by_alternatives): Pre-process out decl.
- * genpeep.c (gen_exp): Remove decl.
-
-Fri Sep 19 07:29:40 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * enquire.c (basic): Elminate dangling else warning.
- * except.h (struct function, save_eh_status, restore_eh_status):
- Don't declare.
- * expr.c (clear_storage): Don't return without a value.
- * function.h ({save,restore}_machine_status): Add proper prototype.
- ({save,restore}_{tree,eh,stmt,expr,emit,storage}_status): Declare.
- * real.h (real_value_truncate): Add proper prototype.
- (target_isnan, target_isinf, target_negative, debug_real): Declare.
- (assemble_real): Likewise.
- * recog.c (strict_memory_address_p, memory_address_p): Don't declare.
- (find_single_use_1): Add prototype.
- * recog.h (init_recog, init_recog_no_volatile): Declare.
- (check_asm_operands, constrain_operands, memory_address_p): Likewise.
- (strict_memory_address_p, validate_replace_rtx): Likewise.
- (reg_fits_class_p, find_single_use, general_operand): Likewise.
- (address_operand, register_operand, scratch_operand): Likewise.
- (immediate_operand, const_int_operand, const_double_operand): Likewise.
- (nonimmediate_operand, nonmemory_operand, push_operand): Likewise.
- (memory_operand, indirect_operand, mode_independent_operand): Likewise.
- (comparison_operator, offsettable_{,nonstrict_}memref_p): Likewise.
- (offsettable_address_p, mode_dependent_address_p, recog): Likewise.
- (add_clobbers): Likewise.
- * reload.h (strict_memory_address_p): Don't declare here.
- * rtl.h (struct rtvec_def): Make num_elem an integer.
- (PUT_NUM_ELEM): Delete cast to unsigned.
- (rtx_unstable_p, rtx_varies_p, reg_mentioned_p): Declare.
- (reg_{referenced,used_between,referenced_between}_p: Likewise.
- ({reg_set,modified,no_labels}_between_p, modified_in_p): Likewise.
- (reg_set_p, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
- (note_stores, rtx_equal_p, dead_or_set{,_regno}_p): Likewise.
- (remove_note, side_effects_p, volatile_{refs,insn}_p): Likewise.
- (may_trap_p, inequality_comparison_p): Likewise.
- * rtlanal.c (note_stores, reg_set_p): Don't declare.
- (rtx_addr_can_trap_p): Add prototype, make static.
- (reg_set_p_1): Add declaration for parameter pat.
- * emit-rtl.c: Include recog.h.
- * integrate.c: Likewise.
- * jump.c: Likewise.
- * unroll.c: Likewise.
- * Makefile.in (emit-rtl.o, integrate.o, jump.o, unroll.o): Depend
- on recog.h.
-
-Fri Sep 19 06:52:22 1997 Paul Eggert <eggert@twinsun.com>
-
- * enquire.c (SYS_FLOAT_H_WRAP): New macro.
- Include "float.h" if SYS_FLOAT_H_WRAP is nonzero.
- (f_define): New argument `req'.
- (main): Output `#include_next <float.h>' if wrapping float.h.
- (i_define, f_define): Don't output anything if wrapping float.h
- and if the system defn is already correct. Put other value tests
- inside `#ifdef VERIFY'.
- (UNDEFINED): New macro.
- (I_MAX, I_MIN, U_MAX, F_RADIX, F_MANT_DIG, F_DIG, F_ROUNDS):
- Define even if VERIFY isn't defined, because SYS_FLOAT_H_WRAP may need
- these values. Give them the value UNDEFINED if not already defined.
- (F_EPSILON, F_MIN_EXP, F_MIN, F_MIN_10_EXP, F_MAX_EXP): Likewise.
- (F_MAX, F_MAX_10_EXP): Likewise.
- (FPROP): Prefer system float.h definition of F_ROUNDS.
- Pass system values to f_define.
- * Makefile.in (FLOAT_H_TEST): New var.
- (float.h-nat): Make it empty if we can use the system float.h without
- change.
- (enquire.o): Define SYS_FLOAT_H_WRAP=1 if we can build a wrapper
- around the system <float.h>. Remove include/float.h before compiling.
- (stmp-headers): Remove include/float.h if we would just be installing
- an empty file (which is a placeholder that stands for no file).
-
- * fix-header.c: Don't munge headers for POSIX and XOPEN,
- as this is too error-prone.
- (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): New macros, normally undefed.
- (POSIX1_SYMBOL, POSIX2_SYMBOL): Now 0 unless ADD_MISSING_POSIX.
- (XOPEN_SYMBOL, XOPEN_EXTENDED_SYMBOL): Now 0 unless ADD_MISSING_XOPEN.
- (main): Ignore symbols whose flags are 0.
-
-Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
-
- * v850.c (compute_register_save_size): Correct register number.
- * v850.md (save_interrupt, return_interrupt): Likewise.
- * v850/lib1funcs.asm (save_interrupt): Likewise.
- (return_interrupt): Use stack pointer, not element pointer.
-
-Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * final.c (final_scan_insn): Hand BARRIERs to dwarf2 code.
- * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
- (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
-
- * except.c (end_eh_unwinder): Subtract 1 from return address.
- * libgcc2.c (__throw): Likewise.
- (find_exception_handler): Don't change PC here. Compare end with >.
-
-Thu Sep 18 14:01:20 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * configure.in: Make sure to create the stage* and include
- symbolic links in each subdirectory.
-
-Thu Sep 18 13:20:37 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh/lib1funcs.asm (LOCAL): Define.
- (whole file): Use it.
-
-Thu Sep 18 09:52:24 1997 Benjamin Kosnik <bkoz@beauty.cygnus.com>
-
- * collect2.c (collect_execute): Specify name of new file when
- redirecting stdout/stderr.
-
-Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (reload_peepholes): Don't allow addresses with side
- effects for the memory operand.
-
-Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c (find_exception_handler): Subtract one from our PC when
- looking for a handler, to avoid hitting the beginning of the next
- region.
-
- * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
-
-Wed Sep 17 18:23:09 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips/abi64.h (LONG_MAX_SPEC): Define.
- * mips.h (LONG_MAX_SPEC): Define.
- (CPP_SPEC): Include long_max_spec.
- (EXTRA_SPECS): Include long_max_spec.
-
-Wed Sep 17 14:17:26 1997 Paul Eggert <eggert@twinsun.com>
-
- * configure.in (AC_CHECK_HEADERS): Add inttypes.h, limits.h.
- ({sparc,i[3456]86,powerpcle}-*-solaris2*): Use fixinc.math.
-
- * fixinc.math (PWDCMD, ORIGDIR, LINKS): Remove.
- Remove duplicate test for missing $1.
- Don't cd to $INPUT.
- Build wrapper around system <math.h> instead of copying it;
- this is better if the system <math.h> is updated later by a software
- patch or upgrade.
-
- * cccp.c (HAVE_STDLIB_H, HAVE_UNISTD_H):
- Do not define any more; now autoconfed.
- <limits.h>: Include if HAVE_LIMITS_H.
- (HOST_BITS_PER_WIDE_INT): Remove.
- (HOST_WIDE_INT): Use intmax_t or long long if available.
- (pcfinclude): Use size_t, not HOST_WIDE_INT, for cast from pointer;
- this is less likely to annoy the compiler.
-
- * cexp.y (HAVE_STDLIB_H): Do not define any more; now autoconfed.
- <limits.h>: Include if HAVE_LIMITS_H.
- (HOST_WIDE_INT): Use intmax_t or long long if available.
- (unsigned_HOST_WIDE_INT, CHAR_BIT): New macros.
- (HOST_BITS_PER_WIDE_INT): Define in terms of CHAR_BIT and sizeof.
- (MAX_CHAR_TYPE_MASK, MAX_CHAR_TYPE_MASK): Rewrite so that we don't use
- HOST_BITS_PER_WIDE_INT in a preprocessor expression, since it now
- uses sizeof.
-
- * cppexp.c: <limits.h>: Include if HAVE_LIMITS_H.
- (HOST_WIDE_INT): Use intmax_t or long long if available.
- (CHAR_BIT): New macro.
- (HOST_BITS_PER_WIDE_INT): Define in terms of CHAR_BIT and sizeof.
- * cpplib.c: <limits.h>: Include if HAVE_LIMITS_H.
- (HOST_WIDE_INT): Use intmax_t or long long if available.
- (HOST_BITS_PER_WIDE_INT): Remove.
-
-Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
-
- * v850.c (construct_save_jarl): Fix thinko in last change.
-
-Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
- use sparc.h's copies.
- * sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print ascii form
- as well.
-
-Wed Sep 17 14:08:20 1997 Nick Burrett <nick.burrett@btinternet.com>
-
- * explow.c (allocate_dynamic_stack_space): Make allocate_stack
- pass 'target' as an extra operand.
- * expr.c (expand_builtin_apply): Use allocate_dynamic_stack_space
- to push a block of memory onto the stack.
- * alpha.md (allocate_stack): Alter in accordance with new operand.
- * i386.md (allocate_stack): Likewise.
- * rs6000.md (allocate_stack): Likewise.
-
-Wed Sep 17 13:34:43 1997 Robert Lipe <robertl@dgii.com>
-
- * i386/xm-sco5.h (sys_siglist, SYS_SYGLIST_DECLARED): Define.
-
-Wed Sep 17 13:27:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (native): Correct dependency to auto-config.h from
- config.h.
-
-Tue Sep 16 10:02:02 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c (find_exception_handler): Not found is -1.
-
- * integrate.c (expand_inline_function): Move expand_start_bindings
- after expanding the arguments.
-
- * i386.c (ix86_prologue): Pass SYMBOL_REF to
- gen_prologue_{get_pc,set_got}.
- * i386.md (prologue_set_got, prologue_get_pc): Adjust.
-
-Tue Sep 16 07:33:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (make_range): Correctly handle cases of converting
- from unsigned to signed type.
-
- * function.c (flush_addressof): New function.
-
- * combine.c (num_sign_bit_copies): If asking about wider mode,
- treat like paradoxical subreg.
-
-Tue Sep 16 00:26:52 1997 Jeffrey A Law (law@cygnus.com)
-
- * cse.c (simplify_relational_operation): If MODE specifies mode wider
- than HOST_WIDE_INT, high word of CONST_INT is derived from sign bit
- of low word.
-
-Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
-
- * v850.c ({register,pattern}_is_ok_for_epilogue): New functions.
- (construct_{save,restore}_jr, pattern_is_ok_for_prologue): Likewise.
- * v850.h (pattern_is_ok_for_{pro,epi}logue): New predicates.
- (register_is_ok_for_epilogue): Likewise.
- * v850.md: Replace prologue and epilogue patterns with a
- match_parallel pattern.
- * v850.c (output_move_single_unsigned): Cope with zero
- extending and moving between registers at the same time.
-
-Mon Sep 15 22:02:46 1997 Jeffrey A Law (law@cygnus.com)
-
- * fixinc.math: New file to fix math.h on some systems.
- * configure.in (*-*-freebsd*, *-*-netbsd*): Use fixinc.math on these
- systems.
-
-Mon Sep 15 18:58:36 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sched.c (update_flow_info) When looking if to set found_split_dest
- or found_orig_dest, look at all parts of a PARALLEL.
-
- * sh.md (casesi_0): Reduce functionality, exclude insns from
- mova onwards. Changed expander caller.
- (casesi_worker_0): New insn.
- (casesi_worker_0+[12]): New define_splits.
- (casesi_worker): Need no gen_* function.
- (casesi): Use casesi_worker_0 instead of casesi_worker.
- * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
-
-Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
- * dwarf2.h: Add DW_CFA_GNU_args_size.
- * frame.c (execute_cfa_insn): Likewise.
- * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
- (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
- (dwarf2out_frame_debug): If this isn't a prologue or epilogue
- insn, hand it off to dwarf2out_stack_adjust.
- (dwarf2out_begin_prologue): Initialize args_size.
- * frame.h (struct frame_state): Add args_size.
- * libgcc2.c (__throw): Use args_size.
- * final.c (final_scan_insn): If we push args, hand off all insns
- to dwarf2out_frame_debug.
- * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
-
- * dwarf2out.c (dwarf2out_frame_debug): Fix typo.
- Handle epilogue restore of SP from FP.
- * emit-rtl.c (gen_sequence): Still generate a sequence if the
- lone insn has RTX_FRAME_RELATED_P set.
-
- * frame.c (extract_cie_info): Handle "e" augmentation.
- * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
- absence of UNALIGNED_*_ASM_OP.
- (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
- (output_call_frame_info): Use "e" instead of "z" for augmentation.
- Don't emit augmentation fields length.
- (dwarf2out_do_frame): Move outside of #ifdefs.
- * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
- opcodes.
-
- * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
- * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
- * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
- * sparc/sun4gas.h: New file.
- * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
-
- * collect2.c (write_c_file_stat, write_c_file_glob): Declare
- __register_frame_table and __deregister_frame.
-
-Mon Sep 15 19:04:34 1997 Brendan Kehoe <brendan@cygnus.com>
-
- * except.c (find_exception_handler_labels): Use xmalloc instead of
- alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
- in some cases.
-
-Sat Sep 13 23:13:51 1997 Paul Eggert <eggert@twinsun.com>
-
- * cpplib.h (PARAMS): Fix misspelling of __STDC__.
- (cpp_get_token): Arg is cpp_reader *, not struct parse_marker *.
-
- * cpplib.c (cpp_fatal, cpp_file_line_for_message): New decls.
- (ppp_hash_cleanup, cpp_message, cpp_print_containing_files): Likewise.
- (copy_rest_of_line): Fix typo that prevented recognition of
- C++ style comments.
- (output_line_command, special_symbol): Use %ld for long, not %d.
-
- * cppexp.c (xrealloc): Declare first arg as void *, not char *.
- (cpp_lex): Cast 2nd arg of cpp_parse_escape from const char ** to
- char **.
-
-Fri Sep 12 16:54:04 1997 Doug Evans <dje@cygnus.com>
-
- * bitmap.h (bitmap_print): Don't use STDIO_PROTO.
-
-Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * except.h: Prototype dwarf2 hooks.
- * expr.c: Adjust.
-
-Thu Sep 11 18:36:51 1997 Jim Wilson <wilson@cygnus.com>
-
- * local-alloc.c (contains_replace_regs): New function.
- (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
- verify that there is no existing REG_EQUIV note, and add a call to
- contains_place_regs.
-
- * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Add __HPUX_ASM__ versions.
-
-Wed Sep 10 21:49:38 1997 Michael Meissner <meissner@cygnus.com>
-
- * toplev.c (rest_of_compilation): For passes starting with
- flow_analysis, use print_rtl_with_bb instead of print_rtl.
- * print-rtl.c (print_rtl_single): Print a single rtl value to a
- file.
- * flow.c (print_rtl_with_bb): Print which insns start and end
- basic blocks. For the start of a basic block, also print the live
- information.
- * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
- two bitmaps ANDed together.
- (bitmap_print): Declare.
- * bitmap.c (function_obstack): Don't declare any more.
- (bitmap_obstack): Obstack for allocating links from.
- (bitmap_obstack_init): New static to say whether to initialize
- bitmap_obstack.
- (bitmap_element_allocate): Use bitmap_obstack to allocate from.
- (bitmap_release_memory): Free all memory allocated from
- bitmap_obstack.
- (toplevel): Conditionally include stdlib.h.
- (free): Provide a declaration if NEED_DECLARATION_FREE.
-
- * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
- EXECUTE_IF_AND_IN_BITMAP.
-
-Wed Sep 10 17:53:33 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (addr_diff_vec_adjust): Properly propagate considered
- address changes through alignments.
-
-Wed Sep 10 13:10:52 1997 Per Bothner <bothner@cygnus.com>
-
- * stor-layout.c (layout_type): Simplify special BOOLEAN_TYPE handling.
-
-Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
- if DWARF2_UNWIND_INFO.
-
-Wed Sep 10 15:43:10 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * cplus-dem.c (demangle_fund_type): Change "complex" to "__complex".
-
-Wed Sep 10 11:13:53 1997 Paul Eggert <eggert@twinsun.com>
-
- Handle `extern int errno;' correctly when fixing <errno.h>.
- * fix-header.c (recognized_extern): Use name_length when comparing.
- * scan-decls.c (scan_decls): Don't ignore the first CPP_NAME in a
- declaration, so that we see the `extern' in `extern int errno;'.
-
-Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- Add support for exception handling using DWARF 2 frame unwind info.
- * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
- next_stack_level, in_reg_window): Helper fns.
- (__throw): Implement for DWARF2_UNWIND_INFO.
-
- * expr.c (expand_builtin): Handle builtins used by __throw.
- * tree.h (enum built_in_function): Add builtins used by __throw.
- * c-decl.c (init_decl_processing): Declare builtins used by __throw.
- * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
- * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
- (expand_builtin_extract_return_addr): Likewise.
- (expand_builtin_frob_return_addr): Likewise.
- (expand_builtin_set_return_addr_reg): Likewise.
- (expand_builtin_eh_stub): Likewise.
- (expand_builtin_set_eh_regs): Likewise.
- (eh_regs): Choose two call-clobbered registers for passing back values.
-
- * frame.c, frame.h: New files for parsing dwarf 2 frame info.
- * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
- (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
- (stmp-multilib): Likewise.
- ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
-
- * except.c: #include "defaults.h".
- (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
- (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
- (register_exception_table_p): New fn.
- (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
- (end_eh_unwinder): Likewise.
-
- * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
- call __register_frame and __deregister_frame as needed.
- * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
- * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
- EH_FRAME_SECTION_ASM_OP.
- * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
- * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
- (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
-
- * dwarf2out.c (output_call_frame_info): If no support for
- EXCEPTION_SECTION, mark the start of the frame info with a
- collectable tag.
- * collect2.c (frame_tables): New list.
- (is_ctor_dtor): Recognise frame entries.
- (scan_prog_file): Likewise.
- (main): Pass -fno-exceptions to sub-compile. Also do collection
- if there are any frame entries.
- (write_c_file_stat): Call __register_frame_table and
- __deregister_frame as needed.
- (write_c_file_glob): Likewise.
-
- * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
- Also require unaligned reloc support.
- * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
- UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
- * sparc/sysv4.h: Not here.
-
- * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
- * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
- (dwarf2out_finish): Don't call dwarf2out_frame_finish.
-
- * libgcc2.c (L_eh): Reorganize, moving code shared by different
- EH implementations to the top.
- (find_exception_handler): Split out. Start from 0. Compare against
- end with >=.
- (__find_first_exception_table_match): Use it.
- * except.c (output_exception_table): Don't do anything if there's
- no table. Don't output a first entry of zeroes.
- (eh_outer_context): Adjust properly.
- (add_eh_table_entry): Use xrealloc.
- * toplev.c (compile_file): Just call output_exception_table.
-
-Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * varasm.c (save_varasm_status): Take the target function context.
- * function.c (push_function_context_to): Pass it in.
-
- * rtl.def (ADDRESSOF): Add new field for original regno.
- * function.c (put_reg_into_stack and callers): Add original_regno
- argument.
- (gen_mem_addressof): Remember the original regno.
- * rtl.def (INLINE_HEADER): Add new field for parm_reg_stack_loc.
- * rtl.h (PARMREG_STACK_LOC): New macro.
- (ADDRESSOF_REGNO): New macro.
- * emit-rtl.c (gen_inline_header_rtx): Add parm_reg_stack_loc.
- * function.c (max_parm_reg, parm_reg_stack_loc): No longer static.
- (assign_parms): Allocate parm_reg_stack_loc on saveable obstack.
- * integrate.c (output_inline_function): Set max_parm_reg and
- parm_reg_stack_loc from inline header.
- (initialize_for_inline): Pass in parm_reg_stack_loc.
-
-Wed Sep 10 11:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (override_options): Don't set TARGET_SCHEDULE_PROLOGUE
- (ix86_expand_prologue, ix86_expand_epilogue): Emit rtl by default.
-
-Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
-
- * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
-
-Wed Sep 10 08:48:44 1997 Jeffrey A Law (law@cygnus.com)
-
- * xm-m88k.h (USG): Only define if it hasn't already been defined.
-
- * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
-
- * expr.c (do_jump_by_parts_equality_rtx): Don't clobber the
- source operand when performing an IOR of the parts.
-
- * expr.c (emit_block_move): Always return a value.
-
- * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
- when clearing non-BLKmode data.
-
- * final.c (shorten_branches): Remove last change for ADDR_VEC
- alignment computation. During first pass, assume worst
- possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
-
-Wed Sep 10 09:33:19 1997 Kamil Iskra <iskra@student.uci.agh.edu.pl>
-
- * explow.c (emit_stack_save, emit_stack_restore): Correctly
- handle HAVE_{save,restore}_stack_* evaluating to 0.
-
-Wed Sep 10 09:27:45 1997 Weiwen Liu <liu@hepvms.physics.yale.edu>
-
- * Makefile.in (sdbout.o): Add dependency on insn-config.h.
-
-Wed Sep 10 09:24:56 1997 Nick Burrett <n.a.burrett@btinternet.com>
-
- * sched.c (birthing_insn_p): Rename prototype decl from birthing_insn.
- * final.c (leaf_renumber_regs, alter_cond): Declare prototype only
- if LEAF_REGISTERS is defined.
- * reload1.c (merge_assigned_reloads): Declare prototype only if
- SMALL_REGISTER_CLASSES is defined.
- * loop.c (replace_call_address): Pre-process out prototype decl.
- * real.c (dectoe, etodec, todec): Declare proto if DEC is defined
- (ibmtoe, etoibm, toibm): Declare proto if IBM is defined
-
-Wed Sep 10 09:13:51 1997 Manfred Hollstein <manfred@s-direktnet.de>
-
- * configure.in (out_file): Emit definition to config.status.
-
-Wed Sep 10 08:37:56 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * final.c (shorten_branches): Fix alignment calculation.
- Don't count the lengths of deleted instructions.
-
-Wed Sep 10 08:34:11 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * cpplib.c (cpp_start_read): Make known_suffixes static.
-
-Wed Sep 10 08:27:05 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.c (print_operand_address) [MOTOROLA]: When compiling
- with -fpic (not -fPIC) force the GOT offset to 16 bits.
-
-Wed Sep 10 08:22:51 1997 Christian Iseli <chris@lslsun.epfl.ch>
-
- * expr.c (convert_move): Add missing use of trunctqtf2.
-
-Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
-
- * except.c (eh_outer_context): Do masking using expand_and.
-
-Wed Sep 10 07:52:21 1997 Joel Sherrill <joel@OARcorp.com>
-
- * pa/rtems.h (subtarget_switches): Removed -mrtems subtarget_switch.
- * configure.in (sh*-*-rtems*): New target.
- * sh.h (TARGET_SWITCHES: Call SUBTARGET_SWITCHES.
- (SUBTARGET_SWITCHES): Provide default definition.
-
-Wed Sep 10 06:33:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i386/mingw32.h ({LIB,LINK}_SPEC): Check for -mwindows, not -windows.
-
- * alpha/vms.h (ASM_OUTPUT_SECTION): Clear NAME if overlaid.
-
- * c-parse.in (unary_expr): Test DECL_C_BIT_FIELD, not DECL_BIT_FIELD.
- * c-typeck.c (default_conversion): Likewise.
-
- * tree.c (contains_placeholder_p, substitute_in_expr):
- Handle placeholders inside args of CALL_EXPR (and hence in TREE_LIST).
-
- * expr.c (expand_expr, case PLACEHOLDER_EXPR): Check all
- expressions in placeholder_list.
-
-Tue Sep 9 18:10:30 1997 Doug Evans <dje@cygnus.com>
-
- Add port done awhile ago for the ARC cpu.
- * arc.h, arc.c, arc.md, t-arc, xm-arc.h: New files.
- * arc/initfini.c, arc/lib1funcs.asm: New files.
- * ginclude/va-arc.h: New file.
- * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
- * ginclude/varargs.h: Likewise.
- * Makefile.in (USER_H): Add va-arc.h.
- * configure.in (arc-*-elf*): Recognize.
- * longlong.h: Add ARC support.
-
-Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
- write_symbols.
-
-Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
-
- * v850.h (ASM_SPEC): Pass on target processor.
- (CPP_PREDEFINES): Only define if not already specified.
- (TARGET_VERSION): Only define if not already specified.
- (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
- processor.
- (EXTRA_SWITCHES): Extra entries in the switches array.
- (TARGET_DEFAULT): Set default target processor.
-
-Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (alpha*-*-*): Support pca56 and ev6.
-
- * varasm.c (named_section): Set in section after writing directive.
- * dwarf2out.c (output_call_frame_info): Call named_section.
-
-Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * mips.c (function_prologue): Set up the CFA when ABI_32.
-
- * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
- for dwarf2 unwind info.
- (output_function_prologue, sparc_flat_output_function_prologue): Same.
-
- * final.c (final_end_function): Check dwarf2out_do_frame instead
- of DWARF2_DEBUG for dwarf2 unwind info.
- (final_scan_insn): Likewise.
- (final_start_function): Likewise. Initialize dwarf2 frame debug here.
- (final): Not here.
-
- * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
- count > 0.
-
- * varasm.c (exception_section): Check EXCEPTION_SECTION first.
-
-Mon Sep 8 14:58:07 1997 Jim Wilson <wilson@cygnus.com>
-
- * toplev.c (main): Change #elif to #else/#ifdef
-
- * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
-
-Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.h (processor_type): Add EV6.
- ({TARGET,MASK}_BWX): Renamed from _BYTE_OPS.
- ({TARGET,MASK}_{CIX,MAX}): New macros.
- (MASK_CPU_EV5): Change bit number.
- (MASK_CPU_EV6, {TARGET,MASK}_SUPPORT_ARCH): New macros.
- (TARGET_OPTIONS): Rename "byte" to "bwx" and add "cix" and "max".
- (MINIMUM_ATOMIC_ALIGNMENT): Rename TARGET_BYTE_OPS to TARGET_BWX.
- (SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS, ASM_FILE_START): Likewise.
- (SECONDARY_MEMORY_NEEDED): Not needed if CIX.
- (ASM_FILE_START): Only write if TARGET_SUPPORT_ARCH.
- Add "pca56" and "ev6".
- * alpha.c (input_operand): Rename TARGET_BYTE_OPS to TARGET_BWX.
- (override_options): Likewise; also add new CPU types and subset flags.
- * alpha.md: Rename TARGET_BYTE_OPS to TARGET_BWX.
- (cpu attr): Add "ev6".
- (ev5 function units): Use for ev6 as well, for now.
- (ffsdi2): New define_expand and define_insn, for TARGET_CIX.
- (sqrt[sd]f2): New patterns, for TARGET_CIX.
- (s{min,max}[qh]i3): New patterns, for TARGET_MAX.
- (movsi): Use ldf/lsf when appropriate, instead of lds/sts.
- (mov[sd]i): Add use of ftio/itof for TARGET_CIX.
- * configure.in (alpha*-dec-osf*): Set MASK_SUPPORT_ARCH for >= 4.0B.
- Rename MASK_BYTE_OPS to MASK_BWX.
-
- * i386/mingw32.h (STANDARD_INCLUDE_DIR): New macros.
- (STARTFILE_SPEC, PATH_SEPARATOR): Likewise.
-
- * configure.in (AC_PROG_LN_S): Remove; unneeded.
- (*cygwin32*, *mingw32*): Default prefix to /usr.
- (symbolic_link): Set to "cp -p" if no "ln -s"; add AC_SUBST.
- (configure.lang call): Change remaining use of config.h to auto-conf.h.
-
- * Makefile.in (LN): Add new symbol.
- (FLAGS_TO_PASS): Pass it down.
- (stage[1-4]-start): Use $(LN), not "ln -s".
-
- * mips.h (flag_omit_frame_pointer, frame_pointer_needed, optimize):
- Remove declarations: no longer needed.
- * pyr.md: Remove unneeded declarations of `optimize'.
- * h8300.md: Likewise.
- * sparc.c (dwarf2out_cfi_label): Add declaration.
- (save_regs, output_function_prologue): Remove cast for it.
- (sparc_flat_{save_restore,output_function_prologue): Likewise.
- ({save,restore}_regs): No longer inline.
-
-Mon Sep 8 03:08:35 1997 Jim Wilson <wilson@cygnus.com>
-
- * i960.h (LINK_SPEC): Handle -mjX and -mrp switches.
-
- * mips.md (nonlocal_goto_receiver): Define.
-
- * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
-
- * alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
- is passed in.
- * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
- SFmode for 64 bit hosts.
-
- * profile.c (output_arc_profiler): Verify next_insert_after is an
- INSN before and after skipping a stack pop. Check next_insert_after
- for non NULL before deferencing it.
- (output_func_start_profiler): Set DECL_EXTERNAL to zero.
-
- * va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
-
- * m68k.md (iorsi_zexthi_ashl16): Disable.
-
- * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
-
-Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
- prologue insn, only the first elt is significant.
- (output_call_frame_info): For exception handling, always use 4-byte
- fields as specified by the dwarf2 spec.
- Don't skip trivial FDEs.
-
-Sun Sep 7 03:35:28 1997 Paul Eggert <eggert@twinsun.com>
-
- * fix-header.c (std_include_table): Remove bogus entry for popen
- under stdio.h with ANSI_SYMBOL. popen is a POSIX2_SYMBOL.
-
-Fri Sep 5 17:19:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (movsf_ie+1): Typo fix.
-
-Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
-
- * v850: New directory for v850 port.
- * v850/lib1funcs.asm: New file.
- * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
- * ginclude/va-v850.h: New file.
- * varargs.h, stdarg.h: Include va-mn10200.h.
- * configure.in (mn10200-*-*): New target.
- * Makefile.in (USER_H): Add va-mn10200.h.
-
- * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
- * mips/xm-news.h (SYS_SIGLIST_DECLARED): Define.
- * mips/xm-sysv4.h (SYS_SIGLIST_DECLARED): Define.
-
-Fri Sep 5 03:50:15 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (fma patterns): Extend previous -mno-fused-madd
- patch to DFmode patterns inadvertently omitted.
-
-Thu Sep 4 20:06:02 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
-
- * sparc.md: Add ultrasparc scheduling support.
- * sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
-
-Wed Sep 3 20:56:24 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Define.
-
-Wed Sep 3 20:52:07 1997 Joel Sherrill <joel@OARcorp.com>
-
- * sh/rtems.h: New file.
-
-Wed Sep 3 17:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * reg-stack.c (subst_stack_regs): Pop the stack register for a
- computed goto which sets the same stack register.
-
-Wed Sep 3 17:30:36 1997 Jim Wilson <wilson@cygnus.com>
-
- * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
-
-Wed Sep 3 11:25:19 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (reload peepholes): Fix typo in last change.
-
-Wed Sep 3 03:02:02 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (movsi_ie): Move t/r alternative after r/r alternative.
-
-Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
-
- * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
- * collect2.c (sys_errlist): Likewise.
- * cpplib.c (sys_errlist): Likewise.
- * gcc.c (sys_errlist): Likewise.
- * protoize.c (sys_errlist): Likewise.
- * configure.in: Check for strerror.
- * xm-freebsd.h (HAVE_STRERROR): Remove definition.
- * xm-gnu.h (HAVE_STRERROR): Likewise.
- * xm-linux.h (HAVE_STRERROR): Likewise.
- * xm-netbsd.h (HAVE_STRERROR): Likewise.
- * alpha/xm-linux.h (HAVE_STRERROR): Likewise.
- * i386/xm-bsd386.h (HAVE_STRERROR): Likewise.
- * i386/xm-cygwin32.h (HAVE_STRERROR): Likewise.
- * i386/xm-dos.h (HAVE_STRERROR): Likewise.
- * i386/xm-mingw32.h (HAVE_STRERROR): Likewise.
- * pa/xm-pa.h (HAVE_STRERROR): Likewise.
- * pa/xm-papro.h (HAVE_STRERROR): Likewise.
- * rs6000/xm-cygwin32.h (HAVE_STRERROR): Likewise.
- * rs6000/xm-sysv4.h (HAVE_STRERROR): Likewise.
-
- * collect2.c (SYS_SIGLIST_DECLARED): Renamed from
- DONT_DECLARE_SYS_SIGLIST.
- * mips-tfile.c (SYS_SIGLIST_DECLARED): Likewise.
- * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
- * xm-freebsd.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * alpha/xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
- * i386/xm-bsd386.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * mips/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * rs6000/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * sparc/xm-sol2.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * configure.in: Check for sys_siglist declaration.
-
- * Makefile.in (libgcc2.a): Add missing "else true" clause.
- (stage{1,2,3,4}-start): Likewise.
-
- * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
- are relative to the next instruction, not the current instruction.
-
-Tue Sep 2 14:15:32 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (xrealloc): Handle null ptr.
-
-Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
-
- * fixincludes: Permits spaces between # and define. Discard C++
- comments in sys/pci.h on HP/UX 10.20.
-
-Tue Sep 2 09:28:31 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
-
-Tue Sep 2 00:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * expr.c (expand_expr, case COND_EXPR): It's OK to merge two
- SAVE_EXPRs.
-
-Mon Sep 1 23:36:45 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (restore_unscaled_index_insn_codes): New function.
- (record_unscaled_index_insn_codes): Likewise.
- (output_function_prologue): Call restore_unscaled_index_insn_codes.
- (output_function_epilogue): Free memory for unscaled_index_insn_codes.
- (pa_reorg): Call record_unscaled_index_insn_codes.
-
-Mon Sep 1 14:46:09 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (casesi_jump_1, casesi_jump2): Generate expanders.
- (casesi_jump): Delete.
- (casesi) Use gen_casesi_jump_1 and gen_casesi_jump2 instead of
- gen_casesi_jump.
-
-Mon Sep 1 14:36:36 1997 Paul Eggert <eggert@twinsun.com>
-
- * sparc/sol2.h (CPP_SPEC): Add -D__STDC__=0 unless -ansi
- or -traditional, for compatibility with Sun's practice.
- * i386/sol2.h (CPP_SPEC), rs6000/sol2.h (CPP_SPEC): Likewise.
- * configure.in ({sparc,i[3456]86,powerpcle}-*-solaris2*):
- Set fixincludes=Makefile.in.
-
-Mon Sep 1 14:08:23 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * Makefile.in (config.status): Depend on version.c.
-
-Mon Sep 1 13:48:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * acconfig.h: Remove include of config2.h.
- * configure.in: Build auto-config.h, not config.h, from autoconf data.
- Add auto-conf.h in front of all other host_xm_file entries.
- Make config.h, not config2.h, from host_xm_file.
- * Makefile.in (auto-config.h): New rule; was config.h.
- (distclean): Remove auto-config.h, not config2.h.
-
- * expr.c (do_jump_by_parts_equality_rtx): Try to do by IOR of
- all the words.
-
-Mon Sep 1 13:07:36 1997 Bob Manson <manson@charmed.cygnus.com>
-
- * sparc/t-vxsparc (TARGET_LIBGCC2_CFLAGS): New definition.
- (LIBGCC2_CFLAGS): Deleted.
- * m68k/t-vxworks68: Likewise.
- * i960/t-vxworks960: Likewise.
- * a29k/t-vx29k: Likewise.
-
-Sun Aug 31 17:12:27 1997 Paul Eggert <eggert@twinsun.com>
-
- * real.c (EMULONG): Correct typo in spelling of HOST_BITS_PER_LONGLONG.
-
-Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips.md (movstrsi_internal[23]): Set insn type to "store" to
- get more accurate schedules.
-
- * pa.md (reload_peepholes): Make sure operand is a REG before
- examining REGNO. Allow general registers too.
-
-Thu Aug 28 12:34:56 1997 Doug Evans <dje@seba.cygnus.com>
-
- * reload1.c (reload_cse_no_longer_dead): Don't pass incremented regno
- to SET_HARD_REG_BIT, it can be evaluated twice.
-
-Wed Aug 27 20:15:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh/elf.h: (LINK_SPEC): Use shlelf.
- (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX, ASM_FILE_START): Redefine.
- * sh/lib1funcs.asm (___ashrsi3, ___ashlsi3, ___lshrsi3):
- Truncate shift count. Use braf if not SH1.
- * sh.c (sfunc_uses_reg): No longer static.
- Check for SImode inside the USE.
- (shiftcosts, expand_ashiftrt, shl_sext_kind):
- Use SH_DYNAMIC_SHIFT_COST.
- (sh_dynamicalize_shift_p, output_branchy_insn): New functions.
- (output_ieee_ccmpeq, mova_p, cache_align_p, fixup_aligns): Likewise.
- (branch_offset, short_cbranch_p, med_branch_p): Likewise.
- (braf_branch_p, align_length, fixup_addr_diff_vecs): Likewise.
- (addr_diff_vec_adjust, get_dest_uid, gen_far_branch): Likewise.
- (split_branches, regs_used, gen_block_redirect): Likewise.
- (from_compare): Can't compare non-zero DImode constant directly.
- Emit special code for TARGET_SH3E floating point with code == GE.
- Force 0.0 into a register for SH3E.
- (print_operand): Add ','.
- Emit the actual comparison instruction.
- (sh_builtin_saveregs): Save floating point registers in order that
- allows pre-decrement.
- (find_barrier): New arguments num_mova and mova. Changed caller.
- When rewinding to before a mova, also restore the last found barrier.
- Branch is now known to be shortened.
- Prefer barriers where no new alignment is needed.
- More generic alignment for cache lines.
- Add checks for pieces of code that use more table space than their
- own size.
- Fix up the barrier we return so that the alignment will always be
- after the table.
- Remove limit adjustments for table alignment.
- Handle PARALLELs correctly.
- (machine_dependent_reorg): Add extra pass to split insns.
- Don't scan instructions twice for broken moves.
- Calculate insn length, call fixup_addr_diff_vecs.
- Call split_branches.
- Add alignment for loops and after BARRIERs.
- Initialize max_uid_before_fixup_addr_diff_vecs.
- Advance mdep_reorg_phase.
- Clear insn_addresses.
- (output_far_jump): Use braf and/or pre-allocated scratch register
- when possible.
- (expand_ashiftrt): Truncate shift count.
- (push_regs): Push PR last.
- (sh_expand_epilogue): Pop PR first.
- (code_for_indirect_jump_scratch, mdep_reorg_phase): New variables.
- (uid_align, uid_align_max): Likewise.
- (max_uid_before_fixup_addr_diff_vecs, sh_addr_diff_vec_mode): Likewise.
- (braf_label_ref_operand): New predicate.
- (initial_elimination_offset): calculate offset from
- RETURN_ADDRESS_POINTER_REGNUM starting with total_saved_regs_space.
- (output_branch): Expect out-of-range condbranches to have been split.
- * sh.md (rotlsi3_16): Named insn.
- (rotlsi3): Rewritten to use superoptimizer patterns.
- (adddi3, subdi3, ashrsi2_16, ashrsi2_31): Always split.
- (movsi_i, movsi_ie): replace t/z alternative with t/r alternative.
- Use pcload_si and load_si insn types.
- (adddi3+1, subdi3+1, ashrsi2_16+1, ashrsi2_31+1) New define_splits.
- (addc, subc, ashlsi_c): New insns.
- (attribute "type"): New values dyn_shift, load_si, pcload_si, fmove,
- jump_ind, arith3 and arith3b.
- (function_unit "fp"): Take fmove into account.
- (function_unit "int"): Uses one cycle for !dyn_shift.
- (function_unit "memory"): Special case for load_si and pcload_si.
- (attribute "in_delay_slot): handle pcload_si.
- (cmpgtdi_t, cmpgedi_t, cmpgeudi_t, cmpgtudi_t): Type arith3.
- (cmpsi+1, cmpeqdi_t) Type arith3b.
- (movsf_ie, alternatives f/fGH/X, f/y/X, y/f/X): Type fmove.
- (extendsidi2): Delete.
- (cmpeqsi_t-2): Delete. (Redundant with movt.)
- (*rotlhi3_8) Name.
- (iorsi3, rotlsi3_1, rotlsi3_31, rotlsi3_16, (*rotlhi3_8): Type arith.
- (ashlsi3_k, ashlhi3_ki, ashrsi2_16, ashrsi2_31, lshrsi3_m): Likewise.
- (lshrsi3_k, lshrhi3_m, lshrhi3_k, ashldi3_k, lshrdi3_k): Likewise.
- (ashrdi3_k, xtrct_left, xtrct_right, dect, mova, movt): Likewise.
- (movt): Likewise.
- (ashlsi3_d, ashrsi3_d, lshrsi3_d): Type dyn_shift.
- (indirect_jump_scratch, *casesi_jump_1, *casesi_jump_2): Type jump_ind.
- (ashlsi3, ashlsi3_n, lshrsi3, lshrsi3_n): Use sh_dynamicalize_shift_p.
- (movsf_ie+1, movsf_ie+2): Exchange.
- (cmpeqdi_t-1, cmpeqdi_t, cmpgtdi_t, cmpgedi_t): New insns.
- (cmpgeudi_t, cmpgtudi_t, movsi_i_lowpart, ieee_ccmpeqsf_t): Likewise.
- (cmpdi, movnegt): New define_expands.
- (movsi_ie): Add y,y alternative.
- (sge): Use it for ! TARGET_IEEE. Use special code for TARGET_IEEE.
- (sle): Use sge.
- (align_4, casesi_jump): Now define_expand.
- (casesi_0, addr_diff_vec_adjust, align_log): New patterns.
- (*casesi_jump_[12]): Likewise.
- (casesi): Use casesi_0 and casesi_jump.
- (casesi_worker): Depends on the mode used for the table.
- (define_delay for cbranches): Test TARGET_SH2.
- Changed all callers of from_compare.
- (attribute "length"): Take use of braf and scratch registers into
- account.
- (indirect_jump_scratch, block_branch_redirect): New patterns.
- (jump): Call output_far_jump for any jump larger than 4 bytes.
- (inverse_branch_true, inverse_branch_false): Remove.
- (bne, blt, ble, bltu, bleu): Canonicalize.
- (attribute "cpu"): Remove "sh0" alternative.
- * sh.h (ADJUST_COST): Lower cost of non-address sfunc dependencies.
- Adjust cost of load_si / pcload_si insns when not used for call.
- (enum reg_class): Move GENERAL_REGS after FPUL_REGS.
- (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
- (REGISTER_MOVE_COST): Add costs for fpul <-> mac, pr moves.
- Fix to match default cost in regclass. Move to T reg not costly.
- When checking for GENERAL_REGS, check for R0_REGS too.
- (INITIALIZE_TRAMPOLINE): Include code for constant parts.
- (SHIFT_COUNT_TRUNCATED): Not true for TARGET_SH3.
- (CPP_SPEC): Define __sh1__ if no specific cpu is selected.
- (FUNCTION_BOUNDARY): Align to cache line boundary.
- (optimize, sh_addr_diff_vec_mode, machine_dependent_reorg): Declare.
- (addr_diff_vec_adjust, code_for_indirect_jump_scratch): Declare.
- (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Declare.
- (output_ieee_ccmpeq, output_branchy_insn, sfunc_uses_reg): Declare.
- (ASM_OUTPUT_ADDR_DIFF_ELT): Depends on sh_addr_diff_vec_mode.
- (PREDICATE_CODES): Add braf_label_ref_operand and register_operand.
- (IEEE_BIT, TAGET_IEEE, LOCAL_LABEL_PREFIX, ASSEMBLER_DIALECT): Define.
- (CACHE_LOG, enum mdep_reorg_phase_e, TRAMPOLINE_ALIGNMENT): Define.
- (SH_DYNAMIC_SHIFT_COST): Define.
- (TARGET_SWITCHES): Remove -m0 entry. Add -mieee, -mno-ieee.
- (OVERRIDE_OPTIONS): sh_cpu defaults to CPU_SH1.
- Initialize sh_addr_diff_vec_mode.
- (REG_ALLOC_ORDER): Move FP0 behind FP7.
- Move all FP registers in front of the general registers.
- (SECONDARY_OUTPUT_RELOAD_CLASS): Add case for MAC_REGS / PR_REGS.
- When checking for GENERAL_REGS, check for R0_REGS too.
- Fix direction of compares to {FIR,LA}ST_FP_REG.
- (SECONDARY_INPUT_RELOAD_CLASS): check for fp_one_operand.
- (ASM_OUTPUT_ALIGN_CODE, ASM_OUTPUT_LOOP_ALIGN, SH0_BIT): Delete.
- (TARGET_SH0, PUSH_ROUNDING, TRAMPOLINE_TEMPLATE): Delete.
- (TRAMPOLINE_ALIGN): Delete.
- (processor_type): Remove PROCESSOR_SH0.
- (ADJUST_INSN_LENGTH): Remove check for preceding BARRIER.
- Adjust ADDR_DIFF_VECs. Add code for alignment instructions.
- Check if insn needing a delay slot is already inside a SEQUENCE.
-
- * va-sh.h (__va_rounded_size): Delete.
- (__LITTLE_ENDIAN_P, __SCALAR_TYPE, __PASS_AS_FLOAT): Define.
- (va_arg): Unify big and little endian code.
- Optimization for small integers.
-
- From Fred Fish:
- * sh.h (INITIAL_ELIMINATION_OFFSET): Proper bracketing.
- (REGNO_REG_CLASS, PREFERRED_RELOAD_CLASS): Likewise.
- (SECONDARY_{OUTPUT,INPUT}_RELOAD_CLASS, LIBCALL_VALUE): Likewise.
- (ROUND_ADVANCE, FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS): Likewise.
- (FUNCTION_PROFILE, FUNCTION_EPILOGUE, RETURN_ADDR_RTX): Likewise.
- (REGNO_OK_FOR_INDEX_P, EXTRA_CONSTRAINT_Q, MODE_DISP_OK_4): Likewise.
- (GO_IF_LEGITIMATE_{INDEX,ADDRES}, LEGITIMIZE_ADDRESS): Likewise.
- (CONST_COSTS, REGISTER_MOVE_COST, ASM_OUTPUT_CONSTRUCTOR): Likewise.
- (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Likewise.
- (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP, ASM_OUTPUT_LABEL): Likewise.
- (ASM_OUTPUT_ALIGN), ASM_DECLARE_FUNCTION_NAME): Likewise.
- (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_CASE_LABEL): Likewise.
- (ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_VEC_ELT) Likewise.
- (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_INT): Likewise.
- (ASM_OUTPUT_SHORT, ASM_OUTPUT_CHAR, ASM_OUTPUT_BYTE): Likewise.
- (ASM_OUTPUT_SKIP, FINAL_PRESCAN_INSN, PRINT_OPERAND): Likewise.
- (PRINT_OPERAND_ADDRESS, HANDLE_PRAGMA, ADJUST_INSN_LENGTH): Likewise.
- (PROMOTE_MODE): Likewise.
- (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX.
- (ASM_OUTPUT_INTERNAL_LABEL): Use %L.
- * sh/elf.h: (ASM_OUTPUT_LABELREF): Use %U.
- (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX.
- (ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SOURCE_LINE): Use %L.
-
-Wed Aug 27 16:42:21 1997 Bob Manson (manson@cygnus.com)
-
- * t-h8300 (TARGET_LIBGCC2_CFLAGS): New definit.
- (LIBGCC2_CFLAGS): Deleted.
- * t-mn10200: Likewise.
-
-Wed Aug 27 17:10:51 1997 Jim Wilson <wilson@cygnus.com>
-
- * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
- last change.
-
-Wed Aug 27 15:19:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * dwarfout.c (dwarfout_start_new_source_file): Strip leading '*'s
- from label names.
-
-Wed Aug 27 14:33:38 1997 Jim Wilson <wilson@cygnus.com>
-
- * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
- address where an offsettable address is required.
-
-Wed Aug 27 10:38:32 1997 Jeffrey A Law (law@cygnus.com)
-
- * reorg.c (dbr_schedule): Allow current_function_return_rtx
- to be something other than a REG.
- * function.c (expand_function_end): Fix current_function_return_rtx
- if it was a pseudo.
-
- * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
- * x-netbsd: Likewise
- * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
- (INSTALL_HEADERS): Delete.
- * x-dguxbcs: Likewise.
- * x-hp3bsd44: Likewise
- * x-pa: Likewise.
-
-Wed Aug 27 07:15:58 1997 Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de>
-
- * configure.in (AC_PROG_CC, AC_PROG_MAKE_SET): Check for gcc before
- testing for flex.
-
-Wed Aug 27 02:24:35 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
- TYPE_DECL_IS_STUB instead of DECL_NAME.
-
- * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
- filenames. Use sed to extract base filename for install.
-
-Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
-
- * loop.c (combine_movables): Earlier insns don't match later ones.
-
- * c-decl.c (grokdeclarator): If array index or size calculations
- overflow, issue an error.
- * fold-const.c (int_const_binop): New static function.
- (const_binop, size_binop): Call it.
-
-Tue Aug 26 17:51:56 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * collect2.c (main): Check SCAN_LIBRARIES instead of LDD_SUFFIX
- to decide whether to always emit init and fini handles.
-
-Tue Aug 26 13:51:10 1997 Jim Wilson <wilson@cygnus.com>
-
- * stor-layout.c (layout_record): Test DECL_PACKED instead of
- TYPE_PACKED to determine alignment.
-
- * combine.c (try_combine): Distribute REG_DEAD notes created for
- i3dest_killed similar to the ones created for i2dest_in_i2src
- and for i1dest_in_i1src.
-
-Tue Aug 26 11:36:34 1997 Jeffrey A Law (law@cygnus.com)
-
- * loop.c (check_final_value): Don't miss a biv increment in a
- parallel.
-
- * loop.c (check_dbra_loop): If the loop biv is only used
- for counting, then normalize it so that the initial
- value is zero.
-
-Tue Aug 26 06:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarfout.c (*_LABEL): Add initial '*'.
-
-Tue Aug 26 05:27:28 1997 Richard Henderson <rth@cygnus.com>
-
- * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
- * configure.in (alpha-*-linux-gnulibc1): New target.
- (alpha-*-linux-gnu*): Don't build crtbegin/end.
-
-Mon Aug 25 19:11:38 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * reload1.c (reload_cse_simplify_operands): Fix typo.
-
-Mon Aug 25 19:04:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-typeck.c (common_type): Always prefer long double to double.
-
-Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (secondary_reload_class): (mem (mem ... )) does not need
- secondary reloads.
-
- * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
- store of the argument registers.
-
-Sun Aug 24 21:25:06 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * reload1.c (reload_cse_mem_conflict_p, case MEM): Also check
- for conflict with the address.
-
-Sat Aug 23 18:43:22 1997 Jim Wilson <wilson@cygnus.com>
-
- * acconfig.h (NEED_DECLARATION_CALLOC): Add.
- * configure.in: Add GCC_NEED_DECLARATION call for calloc.
- * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
- declarations.
-
- * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
- * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
-
-Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
- around branch tables.
- * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
- and .end_brtab directives if TARGET_GAS.
-
-Fri Aug 22 19:17:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * function.c (instantiate_virtual_regs_1, case ADDRESSOF):
- New case.
- (fix_lexical_addr): Handle (addressof (mem ...)).
-
-Thu Aug 21 17:56:06 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reload.c (push_secondary_reload): If SECONDARY_MEM_NEEDED,
- call get_secondary_mem for input before adding reload and
- for output after.
- (push_reload): Likewise.
-
-Thu Aug 21 15:57:03 1997 Jim Wilson <wilson@cygnus.com>
-
- * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
- block_stack before dereferencing it.
-
-Wed Aug 20 15:45:52 1997 Dave Love <d.love@dl.ac.uk>
-
- * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
- list.
-
-Wed Aug 20 15:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (ix86_prologue, ix86_epilogue): New functions.
- ({function,ix86_expand}_{pro,epi}logue, ix86_expand_prologue):
- Use ix86_prologue.
-
-Wed Aug 20 14:57:11 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
-
-Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * cplus-dem.c: Add 'extern' to prepends_underscore.
-
-Tue Aug 19 15:46:30 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips/r3900.h (SUBTARGET_CC1_SPEC): Remove some unnecessary stuff.
- (MIPS_CPU_STRING_DEFAULT, MIPS_ISA_DEFAULT): Define.
-
-Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
-
- * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
- reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
-
-Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
-
- * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
- quotes around the name.
-
-Mon Aug 18 17:26:42 1997 Doug Evans <dje@cygnus.com>
-
- * mips.md (movsi_ulw,movsi_usw,loadgp): Give unspec a mode.
-
-Mon Aug 18 11:05:17 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips/r3900.h (TARGET_DEFAULT): Turn on MASK_MIPS3900.
-
-Sun Aug 17 14:39:18 1997 Gavin Koch (gavin@cygnus.com)
-
- * mips/elf.h (PREFERRED_DEBUGGING_TYPE): Only set if not already set.
- * mips.c (TARGET_{SINGLE,SOFT}_FLOAT): Make sure both aren't set.
- (PROCESSOR_R3900): Set flag from option.
- * mips.h: Add m3900 option.
- ({PROCESSOR,TARGET,MASK}_R3900): Define.
- (GENERATE_{BRANCHLIKELY,MADD,MULT3): Likewise.
- (debugj,MASK_DEBUG_J): Delete to make room for m3900.
- (BRANCH_LIKELY_P): Redefine to include 3900.
- (GAS_ASM_SPEC,CC1_SPEC): Add m3900 option.
- (RTX_COSTS): Add 3900.
- * mips.md: Add 3900, including three op madd and mult.
- * configure.in (mipstx39{,el}-*-elf*): New cases.
- * mips/r3900.h: New file.
-
-Fri Aug 15 07:34:12 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * arm.md (umulsi3_highpart, smulsi3_highpart): Add extra reloading
- alternatives.
-
-Fri Aug 15 07:34:12 1997 Torbjorn Granlund <tege@tege.pdc.kth.se>
-
- * arm.md (umulsi3_highpart, smulsi3_highpart): New patterns.
- * arm.c (arm_rtx_costs, case TRUNCATE): New case.
-
-Fri Aug 15 06:40:03 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * genemit.c (main): Write an include for flags.h.
- * genoutput.c (main): Likewise.
-
- * alpha.c (override_options): Turn off byte insns for cpu=ev4 or ev5.
-
- * alpha.md (allocate_stack): If stupid reg allocation, add USE
- for loop variable.
-
- * fold-const.c (fold, compare cases): Add calls to `fold' to
- previous change.
-
-Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * rtl.h ({SET,}ADDRESSOF_DECL): op 1 of ADDRESSOF is now the decl.
- * function.c (put_var_into_stack, gen_mem_addressof,
- put_addressof_into_stack): Adjust.
-
- * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
- again for the slot after we give it RTL.
- (expand_expr, case VAR_DECL): Lose gen_mem_addressof case.
-
-Wed Aug 13 17:29:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * c-lex.c (check_newline): Pass finput again to HANDLE_PRAGMA.
-
-Wed Aug 13 16:51:35 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * reload1.c (reload_cse_simplify_operands): New function.
- (reload_cse_no_longer_dead,reload_cse_delete_death_notes): Likewise.
- (no_longer_dead_regs): New static variable.
- (reload_cse_simplify_set): Now returns int.
- Don't delete death notes on previous insns, call
- reload_cse_no_longer_dead instead.
- Call validate_change with nonzero value for in_group.
- (reload_cse_noop_set_p): Don't delete death notes on previous insns,
- call reload_cse_no_longer_dead instead.
- (reload_cse_regs): Initialize no_longer_dead_regs and call
- reload_cse_delete_death_notes as appropriate.
- Call apply_change_group after calling reload_cse_simplify_set.
- Call reload_cse_simplify_set on elements of a PARALLEL.
- Call reload_cse_simplify_operands if reload_cse_simplify_set could
- not simplify things.
-
-Wed Aug 13 16:18:42 1997 Douglas Rupp <rupp@gnat.com>
-
- * vms.h (LINK_SPEC): Echo -shared, not -share, to linker.
-
-Wed Aug 13 12:51:11 1997 Richard Stallman <rms@psilocin.gnu.ai.mit.edu>
-
- * m68k.md: Add braces to clarify nesting.
-
-Wed Aug 13 12:51:11 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * calls.c (expand_call): Use assign_temp and mark_addressable
- instead of calling gen_mem_addressof directly.
-
-Wed Aug 13 12:40:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (install-man): Add missing $(exeext).
-
- * configure.in (alpha*-dec-osf*): Merge various cases;
- split off version-specific files in new case statement.
- Include osf2or3.h even for OSF1.2.
-
- * alpha.c (NUM_ARGS): New macro.
- (CURRENT_FUNCTION_ARGS_INFO): Deleted.
- (alpha_builtin_saveregs): Use new macro.
- (function_arg): Deleted.
- (alpha_arg_type, alpha_arg_info_reg_val): New functions.
- * vms.h (enum avms_arg_type, avms_arg_info): New types.
- (CUMULATIVE_ARGS, INIT_CUMULATIVE_ARGS): Update definitions
- to use new types.
- (SETUP_INCOMING_VARARGS): Likewise.
- (FUNCTION_ARG{,_PARTIAL_NREGS}, FUNCTION_ARG_ADVANCE): Likewise.
- Only update CUM in FUNCTION_ARG_ADVANCE.
-
-Tue Aug 12 19:27:32 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
- as initial value for real_label_map.
- (copy_for_inline): Likewise.
-
-Tue Aug 12 16:15:36 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * rtl.h (BYTECODE_LABEL): Use XSTR, not XEXP.
-
- * calls.c (expand_calls): Properly call any_pending_cleanups.
-
-Tue Aug 12 12:18:01 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * function.c (purge_addressof_1): Add force argument.
- (purge_addressof): If there are any ASM_OPERANDS in an insn, always
- put ADDRESSOFs into the stack.
-
- * function.c (setjmp_protect): See through addressof.
- (setjmp_protect_args): Likewise.
- * calls.c (expand_call): For now, only use addressof if the type
- doesn't promote.
- * function.c (put_var_into_stack): Likewise.
- * expr.c (expand_expr): Likewise.
- * toplev.c (rest_of_compilation): Check inlineable instead of
- DECL_INLINE.
- * function.c (purge_addressof_1): Try recognizing the insn with
- and without the SUBREG. If it doesn't work, just put the REG into
- the stack.
- (gen_mem_addressof): Set the mode of the MEM to the mode of the type.
- (put_var_into_stack): Don't be fooled by addressof in an enclosing
- scope.
-
-Sun Aug 10 22:19:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * explow.c (probe_stack_range): Add USE for test_addr if -O0.
-
-Sun Aug 10 22:15:40 1997 Jason Merrill <merrill@churchy.gnu.ai.mit.edu>
-
- * toplev.c (rest_of_compilation): Move purge_addressof before loop.
-
-Sun Aug 10 15:25:51 1997 Jim Wilson <wilson@cygnus.com>
-
- * toplev.c (main): In -g handling code, add code to set len.
-
- * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
- has integer TYPE_{MAX,MIN}_VALUE before using them.
-
- * alpha.md (extendqihi2): Use HImode not QImode in force_reg call.
-
-Sun Aug 10 16:47:34 1997 Nick Burrett <nick.burrett@btinternet.com>
-
- * arm/aof.h (COMMON_SECTION): New macro, define common_section.
- (EXTRA_SECTION_FUNCTIONS): Add COMMON_SECTION.
- (EXTRA_SECTIONS): Add in_common.
- (ASM_OUTPUT_COMMON): Call common_section() to indicate we've
- changed areas.
-
-Sat Aug 9 20:04:35 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
- extern inline function.
-
-Sat Aug 9 13:01:06 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/sysv4.h (*_SPEC): Add support for -mads and -myellowknife.
- Use a common crt0.o for all embedded platforms. Use --start-group
- and --end-group instead of -( and -) to allow better cut and pasting
- when debugging the linker. Set default start for MVME text.
- (TARGET_SWITCHES): Add -mads and -myellowknife.
-
-Fri Aug 8 20:12:43 1997 Per Bothner <bothner@cygnus.com>
-
- * dwarf2out.c (gen_enumeration_type_die):
- Make code work for a tag name, without a TYPE_STUB_DECL.
- (gen_struct_or_union_type_die): Likewise.
-
-Fri Aug 8 18:10:40 1997 Marc Lehmann <pcg@goof.com>
-
- * i386/go32.h (HAS_INIT_SECTION, HAVE_ATEXIT): New macros.
-
-Fri Aug 8 17:30:22 1997 H.J. Lu <hjl@gnu.ai.mit.edu>
-
- * i386.c (output_pic_addr_const, case PLUS): Emit the constant first.
-
-Fri Aug 8 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
- template.
-
- * reg-stack.c (compare_for_stack_reg): Swap only if the source and
- destination are both on the regstack.
- (subst_stack_regs_pat): Put the destination at the top of the regstack.
-
-Fri Aug 8 17:03:21 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
-
- * i386.md (pop): pop increments the stack pointer.
- (prologue_set_stack_ptr): New pattern.
- * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
- instead of subsi3.
-
-Fri Aug 8 17:00:36 1997 Paul Eggert <eggert@twinsun.com>
-
- * gansidecl.h, halfpic.h (STDIO_PROTO): Remove.
- * bitmap.h, c-tree.h, output.h, reload.h, rtl.h (STDIO_PROTO):
- Replace with PROTO in include files.
- * bc-emit.c: Include <stdio.h> before include files that formerly
- used STDIO_PROTO.
- * bc-optab.c, c-common.c, c-decl.c, caller-save.c, calls.c: Likewise.
- * convex.c, i860.c, mips.c, spur.c, tahoe.c, emit-rtl.c: Likewise.
- * explow.c, expmed.c, expr.c, genattrtab.c, halfpic.c: Likewise.
- * jump.c, optabs.c, profile.c, recog.c, regclass.c: Likewise.
- * rtlanal.c, sdbout.c, unroll.c: Likewise.
- * genattrtab.c (main): Generate files that include <stdio.h>
- before including files that formerly used STDIO_PROTO.
- * genemit.c (main), genextract.c (main), genopinit.c (main): Likewise.
- * genoutput.c (output_prologue), genpeep.c (main): Likewise.
- * genrecog.c (main): Likewise.
- * halfpic.h (PROTO): Use "gansidecl.h" to define this instead.
- (half_pic_finish): Declare without prototype; FILE isn't defined.
-
- * bitmap.c, c-aux-info.c, c-lex.c: Include "config.h" first.
- * c-parse.in, c-pragma.c, 1750a.c, a29k.c, alpha.c: Likewise.
- * arm.c, clipper.c, dsp16xx.c, elxsi.c, fx80.c, gmicro.c: Likewise.
- * h8300.c, i370.c, i386.c, i386/winnt.c, i960.c: Likewise.
- * m32r.c, m68k.c, m88k.c, mn10200.c, mn10300.c, ns32k.c: Likewise.
- * pa.c, pdp11.c, pyr.c, romp.c, rs6000.c, sparc.c, vax.c: Likewise.
- * we32k.c, cppmain.c, dbxout.c, flow.c, fold-const.c: Likewise.
- * gcc.c, gcov.c, global.c, integrate.c, local-alloc.c: Likewise.
- * loop.c, mips-tdump.c, mips-tfile.c, objc-act.c: Likewise.
- * real.c, reg-stack.c, reload.c, reload1.c, reorg.c, sched.c: Likewise.
- * stupid.c, tree.c, varasm.c, xcoffout.c: Likewise.
-
-Fri Aug 8 14:52:35 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * function.c (fixup_stack_1): Stack slots can also be relative to
- the frame or stack pointers.
-
-Fri Aug 8 14:13:49 1997 Richard Henderson <richard@gnu.ai.mit.edu>
-
- * dwarf2out.c (reg_loc_descriptor): Fix prototype.
- (concat_loc_descriptor): New function.
- (loc_descriptor): Call it.
- (add_AT_location_description): Also elide the descriptor if both
- halves of a CONCAT are pseudos.
- (add_location_or_const_value_attribute): Recognize CONCAT too.
-
-Fri Aug 8 06:36:29 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * c-common.c (if_stack{,_space,_pointer}): New static variables.
- (c_expand_{start_cond,start_else,end_cond}): New functions.
- * c-parse.in (compstmt_count): New static variable.
- (compstmt_start): New rule.
- (compstmt): Use new rule.
- (do_stmt_start): Update compstmt_count.
- (simple_if, stmt): Use new versions of start_cond, start_else,
- and end_cond.
-
-Thu Aug 7 15:35:25 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips/iris6.h (TARGET_LONG64): Don't define here.
- * mips.c (override_options): Set MASK_LONG64 for ABI_64.
-
- * mips.c (function_prologue): Don't emit ".ent", ".frame",
- ".mask", ".fmask" if flag_inhibit_size_directive is true.
- (function_epilogue): Don't emit ".end" if
- flag_inhibit_size_directive is true.
-
- * mips/iris6.h (STARTFILE_SPEC, LIB_SPEC): Move
- -L/usr/lib{32,64}/mips? from STARTFILE_SPEC to LIB_SPEC.
-
-Thu Aug 7 13:14:21 1997 Torbjorn Granlund <tege@tunnis.tmg.se>
-
- * fold-const.c (fold): Optimize unsigned x <= 0x7fffffff.
-
-Thu Aug 7 12:46:31 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * explow.c (convert_memory_address, case LABEL_REF): Copy
- LABEL_REF_NONLOCAL_P.
-
- * expr.c (store_constructor): Use CONST0_RTX macro, not always
- the integer version, when clearing a register.
-
- * varasm.c (output_constructor): Correctly check for
- multi-word constant.
-
-Thu Aug 7 10:04:42 1997 Douglas Rupp <rupp@gnat.com>
-
- * alpha/vms-tramp.asm: New file.
-
- * gcc.c (execute): Don't allow -pipe on VMS.
-
- * alpha.c (vmskrunch): Don't strip off trailing digits.
- (vms_valid_decl_attribute_p): New function.
- * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add another quadword of zeros.
- (TRAMPOLINE_SIZE): Now 32 bytes.
- (INITIALIZE_TRAMPOLINE): Put FNADDR at offset 16, CXT at 24.
- (DBX_DEBUGGING_INFO, ASM_FORMAT_PRIVATE_NAME): Always undefine.
- (STARTFILE_SPEC): Likewise.
- (PREFERRED_DEBUGGING_TYPE): Define to be Dwarf-2.
- (VALID_MACHINE_DECL_ATTRIBUTE, ASM_OUTPUT_SECTION{,_NAME}): New macros.
- (ASM_OUTPUT_ALIGN{,ED_COMMON}): Redefine.
- (LINK_SPEC): Pass -share and -v.
- (ENDFILE_SPEC, LIBGCC2_SPEC): Don't redefine.
-
-Thu Aug 7 06:21:47 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * Eliminate most -Wswitch warnings.
- * c-common.c (binary_op_error): Add default case to switch.
- (shorten_compare, truthvalue_conversion): Likewise.
- * c-iterate.c (collect_iteratores): Likewise.
- * c-typeck.c (comptypes, build_component_ref): Likewise.
- (build_binary_op, lvalue_p, build_unary_op): Likewise.
- (build_modify_expr, initializer_constant_valid_p): Likewise.
- (c_expand_return): Likewise.
- * calls.c (calls_function_1): Likewise.
- * combine.c (find_split_point, simplify_rtx): Likewise.
- (simplify_if_then_else, simplify_logical): Likewise.
- (extract_left_shift, make_compound_operation, force_to_mode): Likewise.
- (known_cond, nonzero_bits, num_sign_bit_copies): Likewise.
- (merge_outer_ops, simplify_shift_const, simplify_comparison): Likewise.
- (reversible_comparison_p, mark_used_regs_combine): Likewise.
- * convert.c (convert_to_integer): Likewise.
- * cse.c (canon_hash, exp_equiv_p): Likewise.
- (set_nonvarying_address_components, canon_reg): Likewise.
- (simplify_unary_operation, simplify_plus_minus): Likewise.
- (simplify_relational_operation, fold_rtx): Likewise.
- (cse_process_note, count_reg_usage): Likewise.
- * dbxout.c (dbxout_symbol): Likewise.
- * dwarf2out.c (lookup_cfa_1, print_die): Likewise.
- * emit_rtl.c (copy_rtx_if_shared, reset_used_flags): Likewise.
- * explow.c (plus_constant_wide, convert_memory_address): Likewise.
- (promote_mode, emit_stack_save, emit_stack_restore): Likewise.
- * expmed.c (expand_divmod, emit_store_flag): Likewise.
- * expr.c (queued_subexp_p, is_zeros_p, safe_from_p): Likewise.
- (bc_expand_expr, preexpand_calls, convert_move): Likewise.
- * final.c (get_attr_length, final_scan_insn): Likewise.
- (walk_alter_subreg, alter_cond): Likewise.
- * flow.c (jmp_uses_reg_or_mem, mark_used_regs): Likewise.
- * fold-const.c (operand_equal_p, twoval_comparison_p): Likewise.
- (eval_subst, invert_truthvalue, range_binop): Likewise.
- (make_range, fold): Likewise.
- * function.c (fixup_var_refs_1, instantiate_virtual_regs_1): Likewise.
- * genattrtab.c (attr_copy_rtx, make_canonical): Likewise.
- (encode_units_mask, simplify_test_exp): Likewise.
- (find_and_mark_used_attributes, write_test_expr): Likewise.
- (simplify_with_current_value_aux, clear_struct_flag): Likewise.
- (count_sub_rtxs, gen_insn walk_attr_value): Likewise.
- (copy_rtx_unchanging): Likewise.
- * genconfig.c (walk_insn_part): Likewise.
- * genextract.c (walk_rtx): Likewise.
- * genoutput.c (scan_operands): Likewise.
- * genpeep.c (match_rtx): Likewise.
- * genrecog.c (add_to_sequence): Likewise.
- * integrate.c (copy_for_inline, copy_rtx_and_substitute): Likewise.
- (subst_constants): Likewise.
- * jump.c (duplicate_loop_exit_test, comparison_dominates_p): Likewise.
- (mark_jump_label, rtx_renumbered_equal_p): Likewise.
- (rtx_equal_for_thread_p): Likewise.
- * local-alloc.c (memref_referenced_p): Likewise.
- * loop.c (record_excess_regs, reg_in_basic_block_p): Likewise.
- (get_condition, replace_call_address): Likewise.
- (count_nonfixed_reads, find_and_verify_loops, find_mem_givs): Likewise.
- (maybe_eliminate_biv_1, invariant_p, simplify_giv_expr): Likewise.
- * optabs.c (emit_float_lib_cmp): Likewise.
- * print-tree.c (print_node): Likewise.
- * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
- * reload.c (subst_reg_equivs, find_reloads_address_1): Likewise.
- (refers_to_regno_for_reload_p, find_equiv_reg): Likewise.
- * reload1.c (set_label_offsets, eliminate_regs): Likewise.
- (scan_paradoxical_subregs, count_occurrences): Likewise.
- * rtl.c (copy_rtx, copy_most_rtx): Likewise.
- * rtlanal.c (rtx_varies_p, rtx_addr_can_trap_p): Likewise.
- (reg_mentioned_p, reg_referenced_p, modified_between_p): Likewise.
- (modified_in_p, refers_to_regno_p, volatile_insn_p): Likewise.
- (volatile_refs_p, side_effects_p): Likewise.
- (inequality_comparison_p, replace_regs): Likewise.
- * sched.c (sched_analyze_2): Likewise.
- * stmt.c (expand_return): Likewise.
- * tree.c (staticp, unsave_expr_now, contains_placeholder_p): Likewise.
- (substitute_in_expr, build_type_attribute_variant): Likewise.
- (simple_cst_equal): Likewise.
- * unroll.c (remap_split_bivs): Likewise.
- * varasm.c (const_hash, compare_constant_1): Likewise.
- (decode_rtx_const, output_addressed_constants): Likewise.
- (output_constant): Likewise.
- * print-tree.c (print_node): Convert switch with one case into an if.
- * sched.c (memrefs_conflict_p): Likewise.
- * genrecog.c (write_tree_1): Output default case for every switch.
-
- * profile.c (output_arc_profiler) [SMALL_REGISTER_CLASSES]:
- Apply PATTERN only to insns.
-
-Thu Aug 7 06:13:20 1997 Robert Lipe <robertl@dgii.com>
-
- * i386/t-sco5 (libgcc2-elf.a): Resync with Makefile.in.
-
-Wed Aug 6 19:28:05 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (build_abbrev_table): Use xrealloc not xmalloc.
-
-Wed Aug 6 12:57:24 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (output_call_frame_info): Always emit the info.
- (dwarf2out_frame_debug): We can initialize the temp reg in the
- epilogue, too.
-
- * rtl.def: Add ADDRESSOF.
- * rtl.h (ADDRESSOF_TYPE, SET_ADDRESSOF_TYPE): New macros.
- * Makefile.in (mostlyclean): Remove *.addressof.
- * toplev.c (rest_of_compilation): Set DECL_DEFER_OUTPUT on
- non-nested inlines. Run purge_addressof after CSE.
- (various): Add .addressof RTL dump file.
- * rtl.c (copy_rtx): No need to copy ADDRESSOF.
- * reload1.c (eliminate_regs): Elide ADDRESSOF.
- * recog.c (general_operand): (MEM (ADDRESSOF ())) is a valid operand.
- So is (ADDRESSOF ()).
- (memory_address_p): (ADDRESSOF ()) is a valid memory address.
- * integrate.c (expand_inline_function): If the structure_value_addr
- is an ADDRESSOF, we can use it as a constant.
- (copy_rtx_and_substitute): Copy a '0' operand over unchanged.
- * function.c (fixup_var_refs_1): Remove (ADDRESSOF (MEM ())).
- (gen_mem_addressof): New fn.
- (put_addressof_into_stack): New fn.
- (purge_addressof_1): New fn.
- (purge_addressof): New fn.
- (instantiate_decl): Don't bother looking into an ADDRESSOF.
- (put_var_into_stack): Call gen_mem_addressof for local REGs instead
- of calling put_reg_into_stack.
- * expr.c (expand_expr, case TARGET_EXPR): Put the temp in a register
- if it will fit.
- (expand_expr, case ADDR_EXPR): Call gen_mem_addressof to take the
- address of a REG.
- * explow.c (memory_address): An ADDRESSOF is a valid memory address.
- * dwarfout.c (location_or_const_value_attribute): Handle ADDRESSOF.
- * dwarf2out.c (add_location_or_const_value_attribute): Handle
- ADDRESSOF.
- * cse.c (FIXED_BASE_PLUS_P): Add ADDRESSOF.
- (NONZERO_BASE_PLUS_P): Add ADDRESSOF.
- (canon_hash): Ignore '0' operands.
- (find_best_addr): Don't try to replace an ADDRESSOF.
- (fold_rtx): If our address has a const equiv of an ADDRESSOF, use it.
- * calls.c (expand_call): Put the struct value in a register if
- it fits.
-
-Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * mips.c (function_arg): Handle passing a struct
- containing a double in a DFmode register without the PARALLEL.
-
-Tue Aug 5 12:27:31 1997 Doug Evans <dje@cygnus.com>
-
- * configure.in (sparc-*-solaris2): Set float_format to i128.
- * config/float-i128.h: New file.
-
-Mon Aug 4 17:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * combine.c (try_combine): If have PARALLEL of independent SETs
- and have cc0, ensure insn using CC0 come first.
-
-Mon Aug 4 15:22:41 1997 Mike Meissner <meissner@cygnus.com>
-
- * rs6000/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Undef for System V
- environments.
-
-Mon Aug 4 12:34:41 1997 Philip Blundell <pb@nexus.co.uk>
-
- * configure.in (arm-*-aout): Set tmake_file correctly.
-
-Mon Aug 4 08:06:48 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
-
- * reload.c (find_reloads_address_1): Don't pass VOIDmode for an
- integer argument of push_reload.
-
- * rtlanal.c (may_trap_p): Fix unintended fall-through so divisions by
- non-zero constants are handled properly. Return 1 for FP divisions.
-
-Mon Aug 4 06:52:20 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * c-common.c (check_format_info): Store each flag character only
- once in the flag_chars array.
-
-Sun Aug 3 21:57:31 1997 Jim Meyering <meyering@eng.ascend.com>
-
- * objc/Make-lang.in (objc/*.o): Depend on $(GCC_PASSES).
-
-Sun Aug 3 21:54:51 1997 Nick Burrett <n.a.burrett@btinternet.com>
-
- * cpplib.c (cpp_start_read): Recognise suffixes 'cp' and 'c++'.
-
-Sun Aug 3 19:18:27 1997 Ralf Baechle <ralf@uni-koblenz.de>
-
- * Makefile.in (mostlyclean): Remove libgcc1-test.
-
-Sun Aug 3 19:10:27 1997 Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de>
-
- * Makefile.in (T): Move to place where it can be overridden.
- (install_common): Fix permissions of specs and EXTRA_PARTS files.
-
-Sun Aug 3 19:07:04 1997 Jan-Jaap van der Heijden <J.J.vanderHeijden@student.utwente.nl>
-
- * gcc.c (default_compilers): Add default entries for Pascal.
-
-Sun Aug 3 18:38:41 1997 Richard Henderson <rth@cygnus.com>
-
- * alpha.c (alpha_return_addr): New function.
- (output_epilog): Zero alpha_return_addr_rtx.
- * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
-
-Sun Aug 3 17:27:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * Makefile.in (INSTALL): Build in $(srcdir).
-
- * config/linux.h (DEFAULT_VTABLE_THUNKS): New macro.
-
-Sun Aug 3 17:18:31 1997 Richard Earnshaw (rearnshaw@cambridge.arm.com)
-
- * expr.c (expand_builtin, case BUILT_IN_RETURN_ADDRESS): Emit warning
- if return address cannot be determined.
-
-Sun Aug 3 17:04:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
-
- * stupid.c (stupid_life_analysis): If function receives non-local
- goto, don't let any registers live across calls.
-
- * fold-const.c (merge_ranges): Make sure that if one range is subset
- of another, it will always be the second range. Correct (+,-) case to
- account for this.
-
-Sun Aug 3 16:48:30 1997 Paul Eggert <eggert@twinsun.com>
-
- * c-lex.c (yylex): Remove duplicate check on high bit before
- invoking int_fits_type_p.
-
-Sun Aug 3 16:44:41 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
-
- * reload.c (find_equiv_reg): If goal is a pseudo that got memory, a
- store into memory makes it invalid. This was handled in the single
- set case, but missing in the PARALLEL case.
-
-Sun Aug 3 09:13:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (store_field): Return quickly if EXP is ERROR_MARK.
-
- * c-typeck.c (unary_complex_lvalue): Don't warn about COMPOUND_EXPR
- or COND_EXPR if FUNCTION_TYPE.
-
- * alpha.h (ASM_SPEC): Add -O0.
-
- * expr.h (clear_storage): Now returns rtx.
- (emit_block_move): Likewise; delete duplicate declaration.
- * expr.c (clear_storage, emit_block_move): Return address of
- dest if calling memset/memcpy.
- (expand_builtin, BUILT_IN_MEM{CPY,SET}): Return value from
- clear_storage or emit_block_move if present.
-
- * c-decl.c (start_function): Reset immediate_size_expand on
- error return.
-
-Sat Aug 2 18:50:43 1997 Paul Eggert <eggert@twinsun.com>
-
- * tree.c (int_fits_type_p): Negative ints never fit unsigned
- types, and unsigned ints with top-bit-set never fit signed types.
-
-Sat Aug 2 16:25:43 1997 Per Bothner <bothner@frobnitz.gnu.ai.mit.edu>
-
- * Makefile.in (EXTRA_C_OBJS): Removed.
- (C_AND_OBJC_OBJS): New. Subsumes EXTRA_C_OBJS and OBJC_CCOMMON.
- * objc/Make-lang.in (OBJC_CCOMMON): Removed.
-
-Sat Aug 2 16:11:57 1997 Doug Evans <dje@cygnus.com>
-
- * configure.in: Build .gdbinit for top level build dir here.
- (AC_OUTPUT): Pass oldstyle_subdirs to configure.lang.
- * configure.lang: Fix building of .gdbinit for oldstyle lang subdirs.
-
-Sat Aug 2 13:48:15 1997 Ken Raeburn <raeburn@cygnus.com>
-
- * cse.c (cse_insn): Ignore paradoxical SUBREGs unless we are
- looking for such.
-
-Sat Aug 2 13:25:33 1997 Tristan Gingold (gingold@email.enst.fr)
-
- * calls.c (expand_call): If -fcheck-memory-usage, use pseudo-register,
- check indirectly called function is executable, and set rights of
- memory for aggregate as write only.
- (store_one_arg): If -fcheck-memory-usage, set rights for pushed
- stack argument.
- * c-decl.c (init_decl_processing): Add
- __builtin_aggregate_incoming_address.
- * explow.c (expr_size): Call expand_expr with appropriate flag.
- * expr.c (expand_builtin, case BUILT_IN_AGGREGATE_INCOMING_ADDRESS):
- New case.
- (expand_assignment, expand_expr, emit_push_insn, store_expr):
- Insert calls to chkr_check_addr, chkr_set_right, and chkr_copy_bitmap
- when -fcheck-memory-usage.
- (get_push_address, get_memory_usage_from_modifier): New functions.
- * expr.h: Add expand_modifier flags.
- (chkr_*_libfunc): New decls.
- (memory_use_mode): New declaration.
- * flags.h (flag_check_memory_usage, flag_prefix_function_name): New
- declaration.
- * function.c (put_var_into_stack, assign_parms): If
- -fcheck-memory-usage, set the rights of pushed variable.
- * optabs.c (chkr_{check_addr,set_right}_libfunc): New definitions.
- (chkr_{copy_bitmap,check_exec}_libfunc): Likewise.
- (init_optabs): Initialize these chkr_*_libfunc.
- * stmt.c (expand_computed_goto): If -fcheck-memory-usage, check that
- computed address of a goto is executable.
- (expand_asm, expand_asm_operands): If -fcheck-memory-usage,
- disallow asm statments.
- * toplev.c (flag_check_memory_usage, flag_prefix_function_name): New
- variable.
- (f_options): Add `check-memory-usage' and `prefix_function_name'.
- (main): Disable `-fomit-frame-pointer' if `-fcheck-memory-usage' is set
- and the machine can't debug without the frame pointer.
- * tree.h (built_in_function): Add BUILT_IN_AGGREGATE_INCOMING_ADDRESS.
- * varasm.c (make_function_rtl, make_decl_rtl): Add a prefix when
- flag_prefix_function_name_usage is set.
- (assemble_name): Strip the CHKR_PREFIX.
- * alpha.c (alpha_builtin_saveregs): If -fcheck-memory-usage,
- set rights of saved registers.
- * clipper.c (clipper_builtin_saveregs): Likewise.
- * m88k.c (m88k_builtin_saveregs): Likewise.
- * pa.c (hppa_builtin_saveregs): Likewise.
- * sparc.c (sparc_builtin_saveregs): Likewise.
-
-Sat Aug 2 08:01:12 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-decl.c (grokdeclarator): Give error for `long double' and
- refine text of some error messages.
-
- * alpha.h (FLOAT_VALUE_TYPE, INTIFY, FLOATIFY, FLOAT_ARG_TYPE): Define.
- * i860.h (FLOAT_VALUE_TYPE): Fix typo; was FLOAT_TYPE_VALLUE.
-
- * calls.c (store_one_arg): Allow stack_slot to be SP in
- ARGS_GROW_DOWNWARD case.
-
- * c-decl.c (parmlist_tags_warning): Only suppress warning on
- union if anonymous.
-
- * libgcc2.c (_trampoline): Rework last change; both getpagesize
- and mprotect are in cygwin32.
-
- * reload1.c (reload): Add IN_ADDR to IN_ADDR_ADDR when computing
- needs since they conflict.
-
- * print-rtl.c (indent): Move to file level; was static in print_rtx.
- (print_inline_rtx): New function.
- * reload.c (debug_reload): Rework to make output more compact.
-
- * dwarfout.c (output_compile_unit_die): Add support for Pascal.
- * dwarf2out.c (gen_compile_unit_die): Likewise.
-
- * c-typeck.c (lvalue_p, case BIND_EXPR, RTL_EXPR): Return 1 if array.
-
- * Makefile.in (OBJC_OBJC): Delete from here.
-
- * varasm.c (compare_constant_1, case STRING_CST): Compare TYPE_MODE.
- (record_constant_1, case STRING_CST): Record TYPE_MODE.
-
- * tree.c (contains_this_placeholder_p): Delete.
- (contains_placeholder_p): Now contains code from above function.
- (contains_placeholder_p, case 'r'): Don't look at offset info.
- * expr.c (expand_expr, case PLACEHOLDER_EXPR): Find innermost
- matching and don't check contains_placeholder_p.
-
-Fri Aug 1 17:15:07 1997 Per Bothner <bothner@cygnus.com>
-
- * objc/objc-act.c (lang_init): Don't check_newline #if USE_CPPLIB.
- * c-lex.c (lang_init): Remove (recently moved here).
- * c-lang.c (lang_init): Restore, but add #if !USE_CPPLIB.
-
-Fri Aug 1 11:26:45 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (pa_reorg): Explode ADDR_DIFF_VEC insns too.
-
-Thu Jul 31 19:37:22 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * libgcc2.c (getpagesize): Don't compile if __CYGWIN32__.
-
-Thu Jul 31 16:04:42 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (output_to_reg, output_fix_trunc): Use scratch memory,
- if available, instead of dynamically extending the stack.
- (put_condition_code, print_operand): Added reverse_cc to reverse the
- comparison when $ah is accessed directly instead of using eflags
-
- * i386.md (*trunc*): Use scratch memory for output_fix_trunc.
- (movsicc_1, movhicc_1) Change alternative 3 to:
- jCC L1; mov; jmp L2; L1:mov; L2:
- (movsfcc, movdfcc, movxfcc): Force constant operands to memory.
- (movsfcc_1, movdfcc_1, movxfcc_1): Change alternative 3 as above.
-
-Thu Jul 31 16:04:42 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386.h (MAX_FIXED_MODE_SIZE): Define.
-
-Thu Jul 31 16:04:42 1997 Robert Lipe <robertl@dgii.com>
-
- * i386/sco5.h (SWITCHES_NEED_SPACES) Define.
- Required by the COFF (but not ELF) linker.
-
-Wed Jul 30 15:03:52 1997 Per Bothner <bothner@cygnus.com>
-
- * demangle.h (DMGL_JAVA): New option to request Java demangling.
- * cplus-dem.c: Various changes to produce Java output when passed
- DMGL_JAVA. Thus "::" becomes "." and "JArray<Foo>" becomes "Foo[]".
- (main): Support --java and -j flags to set DMGL_JAVA.
-
-Wed Jul 30 08:56:08 1997 Philip Blundell <Philip.Blundell@pobox.com>
-
- * configure.in (arm-*-*): Replace with arm-*-aout.
- * arm/aout.h (SET_ASM_OP): Define by default.
- * arm/riscix.h (SET_ASM_OP: Undefine.
- * arm.h (CPP_SPEC): Add %(subtarget_cpp_spec).
- (SUBTARGET_CPP_SPEC): New macro.
- * arm/linux.h: Include aout.h rather than arm.h directly.
- (TARGET_CPU_DEFAULT): Define.
- ({ASM,CPP}_SPEC): Remove.
- * arm/t-linux (MULTILIB_OPTIONS): Use -mapcs-NN instead of -mN.
- (LIB1ASMSRC): Use generic ARM version.
- (CROSS_LIBGCC1): Define.
- * arm/lib1funcs-linux.asm: Remove.
-
-Tue Jul 29 17:57:47 1997 Per Bothner <bothner@cygnus.com>
-
- * Add hooks for using autconf-style Makefile.in in language subdirs.
- * configure.in (all_outputs, oldstyle_subdirs): New variables.
- Pass all_outputs to AC_OUTPUT.
- * configure.lang: Only iterate over oldstyle_subdirs.
-
- * Patches to use cpplib with cc1 #if USE_CPPLIB.
- * configure.in (--enable-c-cpplib): New option.
- (extra_c_flags, extra_c_objs): New variables.
- * Makefile.in (EXTRA_C_OBJS): New variable.
- (INTERNAL_CFLAGS): Add @extra_c_flags@.
- (C_OBJS): Add $(EXTRA_C_OBJS).
- * c-lex.c (generally): Replace getc and ungetc by macros GETC and
- UNGETC. Avoid explicit references to finput.
- (yy_get_token): New function, that calls cpp_get_token.
- (init_parse): New function - calls init_lex.
- (finish_parse): New function (called by compile_file).
- (GET_DIRECTIVE_LINE): New macro wrapper replaces get_directive_line.
- (lang_init): Don't check_newline - already know main_input_filename.
- (handle_sysv_pragma): Remove FILE* parameter.
- * toplev.c (finput): Remove #if USE_CPPLIB.
- (compile_file): #if USE_CPPLIB don't open input file here,
- do it in cpp_start_read. Call init_parse instead of init_lex.
- At end, call finish_parse instead of fclose(finput).
-
-Mon Jul 28 15:48:29 1997 Brendan Kehoe <brendan@cygnus.com>
-
- * integrate.c (expand_inline_function): Use xmalloc instead of
- alloca for the LABEL_MAP.
- (save_for_inline_copying): Likewise.
-
-Mon Jul 28 11:22:16 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (compile_file): Also emit any deferred TREE_PUBLIC inlines.
- (rest_of_compilation): Use decl_printable_name instead of DECL_NAME
- to identify functions in the RTL dump files.
-
- * dwarf2out.c (add_location_or_const_value_attribute):
- leaf_renumber_regs_insn. Also eliminate_regs here.
- (add_AT_location_description): Not here. Don't emit anything
- for a variable that has been optimized away.
- (add_const_value_attribute): Likewise.
-
- * dwarfout.c (location_or_const_value_attribute):
- leaf_renumber_regs_insn. Also eliminate_regs here.
- (location_attribute): Not here.
-
- * stor-layout.c (layout_type): Fix ancient code to match ancient
- comment. Use mode of field for one-field structs.
-
-Sun Jul 27 12:09:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * function.c (put_var_into_stack, trampoline_address): Treat
- inline_function_decl like current_function_decl.
- * expr.c (expand_expr, case LABEL_DECL): Likewise.
- (expand_expr, case SAVE_EXPR): Handle top-level SAVE_EXPR by
- moving into current function; abort if in incorrect context.
- * fold-const.c (fold_range_test, fold): Avoid making SAVE_EXPR
- if at top level.
-
- * dwarfout.c (ASM_OUTPUT_SOURCE_FILENAME): Delete default value.
-
- * alpha.h (TARGET_SWITCHES): Add -mno-byte.
-
- * expr.c (get_inner_unaligned_p): Deleted.
- (expand_assignment): Remove special-case of constant array.
- (expand_expr, case ARRAY_REF): Likewise, and clean up remaining code.
-
- * explow.c (probe_stack_range): Do probing with loop if more
- than a small number.
-
-Fri Jul 25 15:42:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * configure.in: Finish fixing calculation if default thread
- support is enabled.
-
-Fri Jul 25 15:30:09 1997 Doug Evans <dje@cygnus.com>
-
- * Makefile.in (native): Depend on config.h.
- (gcc.o): Depend on Makefile, not config.status.
-
-Fri Jul 25 10:56:50 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (pa_reorg): If TARGET_BIG_SWITCH, then do not explode
- ADDR_VEC insns. Slightly rework code which explodes ADDR_VEC
- insns.
- * pa.h (TARGET_BIG_SWITCH): Define.
- (TARGET_SWITCHES): Add "big-switch" and "no-big-switch".
- (CASE_VECTOR_MODE): Use TI or DI depending on TARGET_BIG_SWITCH.
- (CASE_DROPS_THROUGH): Remove definition.
- (ASM_OUTPUT_ADDR_VEC_ELT): Rewrite to handle TARGET_BIG_SWITCH.
- (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
- * pa.md (casesi): Rework to avoid some potential long branch
- problems (also makes generated code faster!). Handle
- TARGET_BIG_SWITCH.
- (casesi0): Corresponding changes.
-
-Fri Jul 25 08:36:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * calls.c: (expand_call): If -fstack-check and temp needed
- for arg is too large, use alloca.
- * expr.c (expand_expr, case MODIFY_EXPR): Don't preexpand calls
- if LHS is an indirect via a constant pointer.
-
-Thu Jul 24 21:49:11 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * bitmap.c (bitmap_operation): Reset CURRENT on deferred deletion.
-
-Wed Jul 23 23:52:14 1997 Chris Smith <csmith@convex.hp.com>
-
- * convex.h (CHECK_FLOAT_VALUE): Fix OVERFLOW capitalization.
-
-Wed Jul 23 13:00:47 1997 Richard Earnshaw <rearnsha@cambridge.arm.com>
-
- * configure.in (arm-*-netbsd*): Fix typo setting tmake_file.
-
-Wed Jul 23 06:39:35 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (alpha*): Put quotes around MASK_GAS.
-
-Tue Jul 22 15:24:45 1997 Brendan Kehoe <brendan@cygnus.com>
-
- * tree.c (array_type_nelts): Make sure the domain of TYPE is set
- before we try to use it.
-
-Tue Jul 22 12:26:13 1997 Doug Evans <dje@cygnus.com>
-
- * sparc.c (gen_v9_scc): Handle early clobber of result.
- * sparc.md (seqdi_special): Don't clobber %xcc.
- (snedi_special, seqdi_special_trunc, snedi_special_trunc): Likewise.
- (snedi_zero, neg_snedi_zero, seqdi_zero, neg_seqdi_zero): Likewise.
- (snedi_zero_trunc, seqdi_zero_trunc): Likewise. Renamed from ..._sp64.
- (snedi_zero_trunc_sp32, seqdi_zero_trunc_sp32): Delete.
-
- * Makefile.in (Makefile): Pass xmake_file, tmake_file to
- configure.frag
- (distclean): Delete Make-host, Make-target.
- * configure.in (host_overrides): Set to Make-host.
- (dep_host_xmakefile): Loop over all elements in host_make_file.
- (target_overrides): Set to Make-target.
- (dep_tmake_file): Loop over all elements in tmake_file.
- (configure.frag): Pass dep_host_xmake_file, dep_tmake_file.
- * configure.frag: New arguments xmake_files, tmake_files.
- Build Make-host, Make-target.
-
-Mon Jul 21 23:17:44 1997 Paul Eggert <eggert@twinsun.com>
-
- * objc/Make-lang.in, objc/Makefile.in: Comment out lines containing
- just formfeeds.
-
-Mon Jul 21 14:05:46 1997 Doug Evans <dje@cygnus.com>
-
- * Makefile.in (Makefile): Depend on config.status instead
- of configure.
- (config.status): Depend on configure. Run config.status --recheck
- if out of date.
- (cstamp-h.in): Use echo instead of touch.
-
- * reload1.c (reload_cse_mem_conflict_p): Restore handling of
- (mem:BLK const0_rtx) meaning all memory is clobbered.
-
-Mon Jul 21 06:20:10 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.md (iorsi_zexthi_ashl16): Mark output operand as earlyclobber.
-
-Sun Jul 20 06:11:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (alpha*-*-*): Set cpu_type to alpha.
- Change "alpha-" to "alpha*-" in all entries.
- Set target_cpu_default for ev5 and ev56 systems.
- Use symbolic names for target_cpu_default.
- * alpha.c (override_options): Set default for alpha_cpu
- from TARGET_CPU_DEFAULT.
- * alpha.h (MASK_CPU_EV5): New macro.
-
- * tree.c (contains_placeholder_p): Call contains_this_placeholder_p.
- (contains_this_placeholder_p): Renamed from contains_placeholder_p.
- Added new arg, PL.
- Rework to make more consistent, check more codes, and avoid
- undefined fields.
- * expr.c (expand_expr, case PLACEHOLDER_EXPR): Pick outermost
- object in placeholder_list of right type without a PLACEHOLDER_EXPR.
-
-Sat Jul 19 18:00:01 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.c (override_options): Allow processor of ev56 or 21164a.
- (input_operand, case MEM): Correct test involving TARGET_BYTE_OPS.
- * alpha.h (SECONDARY_{IN,OUT}PUT_RELOAD_CLASS): Don't need for
- QImode or HImode if TARGET_BYTE_OPS.
- (ASM_FILE_START): Write a .arch directive.
- (STACK_CHECK_BUILTIN): New macro.
- * alpha.md ({zero_,}extend[qh]i[dsh]i2): Rework TARGET_BYTE_OPS cases.
- (mov[hq]i): Likewise.
- (extend[qh]i[hsd]i2x): Add missing cases and fix typo in constraint.
- (reload_{in,out}[qh]i): Disable for TARGET_BYTE_OPS.
-
-Fri Jul 18 23:24:57 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * varasm.c (make_decl_rtl): Don't use ASM_FORMAT_PRIVATE_NAME for
- local decls with TREE_PUBLIC set.
- (bc_make_decl_rtl): Likewise.
-
-Fri Jul 18 22:16:28 1997 Doug Evans <dje@cygnus.com>
-
- * configure.in: Invoke AC_CONFIG_HEADER.
- Check for string.h, strings.h, stdlib.h, time.h, unistd.h.
- Check for whether malloc/realloc/free need to be declared.
- (links): Rename config.h to config2.h.
- (AC_OUTPUT): Create cstamp-h.
- * Makefile.in (config.in,cstamp-h.in): Add rules for.
- (config.h,cstamp-h): Add rules for.
- (distclean): Delete config2.h, cstamp-h.
- (ALL_CFLAGS): Add @DEFS@.
- * aclocal.m4, acconfig.h: New files.
-
- * Makefile.in (distclean): Delete Make-host, Make-target.
- * configure.in (host_overrides): Set to host_xmake_file, don't create
- Make-host.
- (target_overrides): Set to tmake_file, don't create Make-target.
- (language subdir support): Keep together.
-
- * c-decl.c (duplicate_decls): Set DECL_ABSTRACT_ORIGIN to olddecl
- if inline function and not new definition.
-
- * configure.in: Don't loop trying to configure language subdirs.
- Don't pass to configure.lang variables it doesn't use.
- * configure.lang: Delete top level directory from loop.
- Delete code not useful for language subdirs.
-
-Fri Jul 18 08:12:53 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * toplev.c (rest_of_compilation): Call reload_cse_regs here.
- * reload1.c (reload): Don't call it here.
- (reload_cse_mem_conflict_p): Remove MEM_OFFSET and MEM_MODE args.
- (reload_cse_mem_conflict_p, case MEM): Call anti_dependence.
- (reload_cse_invalidate_mem): Update call to reload_cse_mem_conflict_p.
- (reload_cse_regs): No longer static.
- Call init_alias_analysis.
- Ignore CLOBBER in a PARALLEL.
-
-Fri Jul 18 06:44:22 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * objc/Make-lang.in (objc-headers): Fix command for the new build
- directory layout, don't pass srcdir variable.
- * objc/Makefile.in (copy-headers): Use $(srcdir) from this
- makefile, not the parent's.
-
-Thu Jul 17 16:03:03 1997 Doug Evans <dje@cygnus.com>
-
- * configure.lang (EXTRA_HEADERS,EXTRA_PASSES,EXTRA_PARTS): Delete.
- (EXTRA_PROGRAMS,EXTRA_OBJS,EXTRA_GCC_OBJS,MD_DEPS): Delete.
- (version) Delete duplicate entry.
- * configure.in (merged_frags): Delete unused variable.
- (extra_headers_list): Move setting outside of subdir loop.
- (extra_headers,extra_passes): Don't pass to configure.lang.
- (extra_programs,extra_parts,extra_objs): Likewise.
- (host_extra_gcc_objs,gxx_include_dir,md_cppflags): Likewise.
-
-Thu Jul 17 07:00:43 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.h (STACK_CHECK_*): Provide default values.
- (probe_stack_range): New declaration.
- * flags.h (flag_stack_check): Likewise.
- * explow.c (allocate_dynamic_stack_space): Call probe_stack_range.
- (emit_stack_probe, probe_stack_range): New functions.
- * function.c (expand_function_end): If function is non-leaf and stack
- checking is requested, emit needed probes.
- * reload1.c (reload): If checking stack, verify frame small enough.
- * stmt.c (expand_decl): If stack checking, use alloca for large vars.
- * toplev.c (flag_stack_check): New variable.
- (f_options): Add "stack-check".
-
- * reorg.c (mark_target_live_regs): Pass FIRST_PSEUDO_REGISTER to
- call to EXECUTE_IF_SET_IN_REG_SET.
-
-Wed Jul 16 14:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * i960.h (ASM_OUTPUT_ALIGNED_BSS): Define.
- (ASM_OUTPUT_ALIGNED_LOCAL): Use standard method to convert ALIGN
- to power-of-two of bytes.
-
- * sparc.h (ASM_OUTPUT_ALIGNED_BSS): Define.
- * sparc/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Undef before definition.
-
-Wed Jul 16 14:34:09 1997 Klaus Espenlaub (kespenla@hydra.informatik.uni-ulm.de)
-
- * calls.c (emit_library_call_value): Initialize all argvec elements.
-
-Wed Jul 16 14:31:39 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * global.c (global_conflicts): Pass FIRST_PSEUDO_REGISTER to
- call to EXECUTE_IF_SET_IN_REG_SET.
-
-Wed Jul 16 10:57:03 1997 Richard Earnshaw (rearnsha@cambridge.arm.com)
-
- * From Rob Black (r.black@ic.ac.uk) and Mark Brinicombe
- (amb@physig.ph.kcl.ac.uk):
- * configure.in (arm-*-netbsd*): New configuration.
- * arm/netbsd.h, arm/t-netbsd, arm/xm-netbsd.h: New files.
-
-Wed Jul 16 10:57:03 1997 Richard Earnshaw (rearnsha@cambridge.arm.com)
-
- * arm.c (tune_flags): New variable.
- (target_{cpu,fpe}_name): Delete.
- (arm_fpu_arch): New variable.
- (arm_select): Also allow -march=... to configure just the
- architecture.
- (all_procs): Allow armv{2,2a,3,3m,4,4t} for use with -march=.
- (arm_override_options): Handle -march=, but don't let -mcpu=
- and -mtune= match the architecture names, since we can only
- tune for an implementation. Rework selection of tuning options
- for floating point.
- (use_return_insn): Support interworking with Thumb code.
- (arm_rtx_costs): Rework multiply costs so that cost is based on
- the tune, not the architecture.
- (f_register_operand): New function.
- (output_return_instruction): Support interworking with Thumb code.
- (output_func_epilogue): Support interworking with Thumb code.
- Remove redundant calculation of code_size. Use floating-point
- load-multiples if permitted.
- (emit_sfm): New function.
- (arm_expand_prologue): Use floating-point store-multiples if
- permitted.
-
- * arm.h (CPP_CPU_ARCH_SPEC): Handle -march=...
- (TARGET_OPTIONS): Add arch= and fp=. Delete fpe=.
- (enum processor_type): Add PROCESSOR_NONE, for use in all_procs table.
- (FP_DEFAULT): Default floating point architecture for generic
- back-end.
- (PREDICATE_CODES): Add f_register_operand.
-
- * arm.md (*push_fp_multi): New pattern.
-
-
-Tue Jul 15 22:08:47 1997 Jim Wilson <wilson@cygnus.com>
-
- * Makefile.in (exeext): Set to build_exeext not exeext.
- * configure.in (exeext): Delete redundant set and AC_SUBST call.
- Change remaining AC_SUBST to use build_exeext instead of exeext.
-
-Tue Jul 15 15:48:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * configure.in: Fix calculation if default thread support is enabled.
-
-Tue Jul 15 13:38:46 1997 Mike Meissner <meissner@cygnus.com>
-
- * rtl.h (replace_regs): Declare.
-
-Mon Jul 14 16:18:19 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * i960.h (ASM_OUTPUT_MI_THUNK): Define.
-
- * dwarf2out.c (gen_subprogram_die): Remove unreachable and redundant
- code.
-
-Mon Jul 14 14:22:45 1997 Jeffrey A Law (law@cygnus.com)
-
- * calls.c (emit_library_call): Use right index into argvec array
- when iterating over arguments which need to be pushed on the stack.
- (emit_library_call_value): Likewise.
-
-Mon Jul 14 08:17:41 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * gcc.c (convert_filename): Fix typo.
-
-Mon Jul 14 08:10:12 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * configure.in: Clear headers and lib2funcs before re-reading
- config-lang.in.
-
- * m68k/linux.h (LINK_SPEC): Fix last change.
-
-Mon Jul 14 08:03:38 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * configure.in (sparc-*-linux-gnu{*,libc1*}): Add sparc/t-linux.
- * sparc/t-linux: New file.
-
- * alpha/elf.h (LINK_SPEC): Fix typo.
- * configure.in (alpha-*-linux-gnu*): Set tmake_file.
- * alpha/t-linux: New file.
-
-Mon Jul 14 07:41:37 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k.c (output_{and,ior,xor}si3): New functions from patterns bodies.
- * m68k.h (output_{and,ior,xor}si3): New extern declarations.
- * m68k.md (adddi3, subdi3): Allow constant operand.
- (anddi3, iordi3, xordi3): New patterns.
- ({and,ior,xor}si3_internal): Use corresponding output_???si3 function.
-
-Mon Jul 14 07:33:11 1997 Fila Kolodny <fila@ibi.com>
-
- * configure.in (*-*-gnu*): Add crt{begin,end}S.o to extra_parts.
-
-Mon Jul 14 07:26:36 1997 Craig Burley <burley@gnu.ai.mit.edu>
-
- * varasm.c (assemble_variable): If low part of size
- doesn't fit in an int, variable is too large.
-
-Mon Jul 14 06:51:37 1997 Mike Meissner <meissner@cygnus.com>
-
- * bitmap.{h,c}: New files.
- * Makefile.in (OBJS): Add bitmap.o.
- (BASIC_BLOCK_H): New make variable for basic-block.h, bitmap.h.
- ({flow,combine,regclass,local-alloc,reload1,reorg,sched}.o): Use
- BASIC_BLOCK_H variable instead of basic-block.h.
- * basic-block.h (*REG_SET): Delete old implementation; use bitmap.h.
- (regset_{size,bytes}): Delete.
- (regs_live_at_setjmp): Declare.
- (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Delete.
- * flow.c (init_regset_vector): Make global; don't take basic block
- times # of pseduos as argument.
- (life_analysis): Change all init_regset_vector calls.
- Use free_regset_vector to release arrays only flow uses at end.
- (allocate_for_life_analysis): Change init_regset_vector call.
- Don't set regset_{size,bytes}.
- (free_regset_vector): Call FREE_REG_SET to release any
- memory allocated by each vector.
- (propagate_block): Call FREE_REG_SET on dead/live.
- (mark_used_regs): Don't use REGSET_ELT_TYPE anymore.
- * output.h (allocate_for_life_analysis): Add declaration.
- (regno_uninitialized, regno_clobbered_at_setjmp): Likewise.
- (dump_flow_info, flow_analysis): Likewise.
- * regclass.c (init_reg_sets): Invoke INIT_ONCE_REG_SET.
- (allocate_reg_info): Invoke MAX_REGNO_REG_SET.
- (regset_release_memory): Free basic_block_live_at_start storage.
- * reorg.c (mark_target_live_regs): Delete unused variables.
- * sched.c (schedule_block): Free space associated with
- reg_pending_sets and old_live_regs.
- (schedule_insns): Free bb_{dead,live}_regs on first pass.
- (sched_analyze_insn): Use EXECUTE_IF_SET_IN_REG_SET and then clear.
- * toplev.c (rest_of_compilation): Call regset_release_memory.
-
-Mon Jul 14 00:14:13 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (main): Prefer DWARF 2 or stabs with -ggdb.
- * ns32k/tek6000.h (PREFERRED_DEBUGGING_TYPE): DBX_DEBUG.
- * alpha.h (PREFERRED_DEBUGGING_TYPE): SDB_DEBUG.
- * mips.h (PREFERRED_DEBUGGING_TYPE): SDB_DEBUG.
-
-Sun Jul 13 15:11:08 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * stupid.c (stupid_mark_refs): If setting reg set only in this
- insn and not referenced, make REG_UNUSED note.
-
-Sun Jul 13 14:03:19 1997 Michael Meissner <meissner@cygnus.com>
-
- * gcc.c (process_command): If -save-temps and -pipe were specified
- together, don't do -pipe.
-
-Sun Jul 13 12:27:03 1997 Doug Evans <dje@cygnus.com>
-
- * gcc.c (main): Handle blank in version_string when comparing
- with compiler_version.
-
-Sat Jul 12 01:53:55 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * sparc.c (output_function_prologue): Fix offset from CFA.
- (sparc_flat_output_function_prologue): Likewise.
-
-Fri Jul 11 09:49:15 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips.c (epilogue_reg_mentioned_p): Delete unused function.
- (mips_epilogue_delay_slots): Likewise.
- (function_epilogue): Greatly simplify.
- (mips_expand_epilogue): If we have a null prologue/epilogue,
- then use a normal return insn. Emit blockage insns before
- stack pointer adjustments.
- (mips_can_use_return_insn): Renamed from simple_epilogue_p. All
- callers changed. Do not use return insns if $31 is live in the
- function or if generating profiling information.
- * mips.h (DELAY_SLOTS_FOR_EPILOGUE): Delete.
- (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
- * mips.md (return): Remove expander and change the pattern to
- look like a standard "return" insn.
- (return_internal): Show use of $31 explictly.
- (epilogue expander): Enable.
-
-Thu Jul 10 13:04:53 1997 Doug Evans <dje@cygnus.com>
-
- * cccp.c (INO_T_EQ): Return 0 for MSDOS.
-
- * Makefile.in (CC): Use autoconf value.
-
-Tue Jul 8 18:08:00 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (gen_subprogram_die): When handling declarations, test
- DECL_CONTEXT not decl_class_context before equate_decl_number_to_die.
-
-Tue Jul 8 16:47:13 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md (movsi define_split): Use unsigned HOST_WIDE_INT,
- not unsigned.
-
-Sat Jul 7 00:01:41 1997 Jim Meyering <meyering@eng.ascend.com>
-
- * i386/t-sol2 (crt[1in].o): Also depend on $(GCC_PASSES).
-
-Fri Jul 4 11:45:39 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (DWARF_CIE_HEADER_SIZE, DWARF_FDE_HEADER_SIZE,
- size_of_cfi, size_of_fde, calc_fde_sizes, next_fde_offset,
- cie_size): Lose.
- (ASM_OUTPUT_DWARF_STRING): Move earlier.
- (INCOMING_FRAME_SP_OFFSET): Provide default.
- (initial_return_save): Adjust for CFA offset.
- (dwarf2out_frame_debug): Lookup initial CFA offset when setting up.
- (output_call_frame_info): Use label subtraction for length fields.
- Add pointer to exception region information in for_eh case.
- (dwarf2out_do_frame): New fn.
- (dwarf2out_frame_init): Use INCOMING_FRAME_SP_OFFSET.
- (dwarf2out_frame_finish): Don't bother emitting .debug_frame for
- non-Irix targets. Just emit .eh_frame.
- (output_die): Refer to an FDE with label subtraction.
- * i386.h (INCOMING_FRAME_SP_OFFSET): Define.
- * defaults.h (DWARF2_UNWIND_INFO): Define if
- INCOMING_RETURN_ADDR_RTX is provided.
- * final.c (final): Don't call dwarf2out_frame_debug unless we are
- doing dwarf 2.
-
-Thu Jul 3 17:37:52 1997 Jim Wilson <wilson@cygnus.com>
-
- * fp-bit.c (unpack_d): Check fraction not sign to distinquish QNaN.
-
-Wed Jul 2 09:48:03 1997 Michael Meissner <meissner@cygnus.com>
-
- * loop.c (strength_reduce): Make sure register does not exceed the
- table size when looking up the last UID.
-
-Wed Jul 2 07:47:44 1997 Nick Burrett <n.a.burrett@btinternet.com>
-
- * genoutput.c (process_template): Place increment expression
- outside of putchar function call.
-
-Wed Jul 2 06:56:52 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * sparc/linux.h (LIBGCC_SPEC): Removed.
- (CC1_SPEC): Add %{profile:-p}.
- ({CPP,LIB,LINK}_SPEC): Choose glibc 1 or 2 depending on USE_GNULIBC_1.
- * configure.in (sparc-*-linux-gnulibc1*): New configuration.
-
- * configure.in (powerpc-*-linuxgnu*): Default thread_file is posix.
- Set xmake_file to x-linux. Add extra_parts.
- * rs6000/linux.h (LINK_SPEC): Defined.
-
- * m68k/linux.h (LINK_SPEC): Pass -shared for -shared.
- ({CPP,LINK}_SPEC): Choose for glibc 1 or 2 depending on USE_GNULIBC_1.
- * configure.in (m68k-*-linux-gnu*): Default thread_file is `posix'.
- (m68k-*-linux-gnulibc1): New configuration.
-
- * alpha/elf.h (LINK_SPEC): Change ld-gnu.so.1 to ld-linux.so.2.
- * configure.in (alpha-*-linux-gnu*): Default thread_file is `posix'.
-
-Wed Jul 2 06:12:37 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.md (divsi3, modsi3, udivsi3): Comment out.
- (extendsfsd2_no_tp): Add alternative with output in MEM, input in REG.
-
- * configure.in (*-linux*): Add "-gnu" to names to match.
-
- * libgcc2.c (_trampoline): Add stdcall attribute to VirtualProtect
- on i386.
-
- * objc/objc.gperf: Renamed from gperf.
-
-Wed Jul 2 05:42:19 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * objc/Make-lang.in ($(srcdir)/objc/objc-parse.c): Fix command
- to use the right file names.
-
-Tue Jul 1 23:25:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reorg.c (redundant_insn): If INSN or possible match has REG_UNUSED
- note, don't have match.
-
-Tue Jul 1 18:36:24 1997 Doug Evans <dje@cygnus.com>
-
- * mips.c (mips_output_external): Don't output .extern's for
- variables in user specified sections unless they're .sbss/.sdata.
-
-Tue Jul 1 18:30:26 1997 Jim Wilson <wilson@cygnus.com>
-
- * cse.c (find_best_addr): Add missing rtx_cost arguments.
-
- * fp-bit.c (float_to_usi): Move code for negative numbers before code
- for infinity. Modify infinty code to only handle positive infinities.
-
-Tue Jul 1 11:16:41 1997 Robert Lipe <robertl@dgii.com>
-
- * fixinc.sco: Restore pwd after copy.
- Convert declaration of abs in math.h to prototype.
- Fix static functions in sys/stat.h for C++.
-
-Tue Jul 1 10:55:47 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md ({add,ior,xor}si3): Change to use define_expand wrapper
- and split add/ior/xor of large constants early.
- (andsi3): Remove 6/29 code to do and of large constants.
- (nor, nand, eqv, maskir): Add names to all logical define_insns.
-
-Tue Jul 1 09:03:35 1997 Jeffrey A Law (law@cygnus.com)
-
- * h8300.h (BIGGEST_FIELD_ALIGNMENT): Remove definition.
- * mips.h (BIGGEST_FIELD_ALIGNMENT): Likewise.
-
-Mon Jun 30 14:58:00 1997 Jeffrey A Law (law@cygnus.com)
-
- * sh.c (sh_expand_epilogue): Emit blockage insn before cutting
- back stack.
-
-Sun Jun 29 11:27:07 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.h (TARGET_FLAGS): Add -m{,no-}update to suppress
- creating load/store with update instructions, and also
- -m{,no-}fused-madd to suppress the generation of fused add and
- multiply instructions. Move debug flags to TARGET_OPTIONS.
- (GO_IF_LEGITIMATE_ADDRESS): Don't allow PRE_{INC,DEC} if -mno-update.
- (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
- (rs6000_debug_{name,stack,arg}): Add declarations.
- (toc_initialized): Likewise.
- (got_no_const_operand): Likewise.
- (PREDICATE_CODES): Add got_no_const_operand.
- (toc_section): Make toc_initialized a global.
- (RTX_COSTS): Set appropriate costs for add, logical operators that
- are really two instructions.
-
- * rs6000.c (rs6000_debug_{name,stack,arg}): Add definitions.
- (rs6000_override_options): Process debug flags.
- (toc_initialized): Global to say toc initialized.
- (small_data_operand): Use #if TARGET_ELF, not #ifdef TARGET_SDATA.
- (rs6000_init_expanders): Likewise.
- (SMALL_DATA_RELOC): Likewise.
- (got_no_const_operand): Recognize SYMBOL_REF and LABEL_REF.
- (rs6000_makes_calls): System V profiling doesn't count as a call.
- (rs6000_stack_info): Likewise.
- (rs6000_output_load_toc_table): Take register number argument to
- determine register to load. Generate correct code if more than
- one toc table is done in System V due to profiling or non-local
- gotos. If System V toc is not initialized, initialize it now.
- (rs6000_allocate_stack_space): Move code from output_prolog to
- allocate stack space. Take -mno-update into account.
- (output_prolog): Call rs6000_allocate_stack_space. Only set
- rs6000_pic_func_labelno if not profiling.
- (output_function_profiler): Implement System V profiling.
- (and_operand): Don't call reg_or_short_operand.
- (rs6000_finalize_pic): If not optimizing, insert a USE of the GOT
- register as the last insn.
-
- * rs6000.md (load/store update): Take -mno-update into account.
- If -msoft-float, support SF load/store with update to GPR regs.
- (allocate_stack): Take -mno-update into account.
- (add/subtract + multiply instructions): Take -mno-fused-madd into
- account.
- (nonlocal_goto_receiver): Specify register # to load.
- ({add,and,ior,xor}si3): Recognize operation done with full 32 bit
- constant, splitting latter if need be.
- (andsi3 define_split): Fix up splitting andsi3 of large constant.
- ({ior,xor}si3 define_split): Use GEN_INT to create integer rtx
- values.
- (movsi_got{,_internal}): Split the load of a CONST into load of
- the SYMBOL_REF/LABEL_REF and an add.
- (movsi): Know that addsi3 can handle large values now for NT.
-
- * sysv4.h (TARGET_SDATA): Remove explicit bit for -msdata.
- (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
- (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
- (SUBTARGET_SWITCHES): Indicate -m{,no-}sdata doesn't set any flags.
- (ASM_SPEC): Only pass -m{,no-}reg-names if assembling .s/.S files.
- (CC1_SPEC): If -msdata, invoke compiler with -msdata=default.
- (PROFILE_BEFORE_PROLOGUE): Likewise.
- (RS6000_MCOUNT): Define as "_mcount".
- (toc_section): Make toc_initialized a global.
-
-Fri Jun 27 19:01:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * config/t-linux-gnulibc1: New file.
- * configure.in (i[3456]86-*-linux*): Default thread_file is `posix'.
- (i[3456]86-*-linux*gnulibc1): New case.
- * config/linux.h (LIB_SPEC): Choose for glibc 1 or 2 depending
- on USE_GNULIBC_1.
- * i386/linux.h (CPP_SPEC, LINK_SPEC): Likewise.
-
-Fri Jun 27 19:00:52 1997 Ralf Baechle <ralf@waldorf-gmbh.de>
-
- * config/linux.h (PREFERRED_DEBUGGING_TYPE): Undefine before define.
-
-Fri Jun 27 18:35:04 1997 Alan Modra <alan@spri.levels.unisa.edu.au>
-
- * configure.in: Clean up Make-{host,target,hooks} in all
- subdirs, not just '.'.
- * Makefile.in (distclean): Delete */Make-{host,target,lang,hooks}.
-
-Fri Jun 27 18:27:11 1997 Fila Kolodny <fila@ibi.com>
-
- * config/xm-gnu.h (fcntl.h): Only include if not building libgcc.a.
-
-Fri Jun 27 18:17:44 1997 Doug Evans <dje@cygnus.com>
-
- * configure.frag: Rewrite.
-
- * objc/Make-lang.in (OBJC_CCOMMON): Object files don't go in srcdir.
- (OBJC_OBJS): Likewise.
- (OBJC_O): Likewise.
- (objc-parse.o, objc-act.o): Fix rules.
- (objc/libobjc files): Fix rules.
-
-Fri Jun 27 13:23:38 1997 Andrew Cagney <cagney@tpgi.com.au>
-
- * fp-bit.c (float_to_si): Correct return value when Inf.
-
-Fri Jun 27 10:47:09 1997 Scott Christley <scottc@net-community.com>
-
- * Makefile.in (DLLTOOL): Define.
- * objc/Make-lang.in (libobjc_entry.o, libobjc_s.a, libobjc.dll):
- New targets.
- (objc.install-normal): Install Objective-C runtime as a DLL.
- (objc.mostlyclean): Clean up files used to build DLL.
- * objc/libobjc.def: New file.
- * objc/libobjc_entry.c: New file.
-
- * objc/sendmsg.c (search_for_method_in_list): No longer static.
-
- * Makefile.in (GCC_THREAD_FILE): Renamed from OBJC_THREAD_FILE.
- * configure.lang (GCC_THREAD_FILE): Likewise.
- * configure.in (--enable-threads): New parameter.
- * objc/Make-lang.in (OBJC_THREAD_FILE): New definition.e
- * objc/config-lang.in: Print message about ObjC thread file.
-
- * cccp.c (INO_T_EQ): Define for Win32 but not Cygwin32.
- * i386/mingw32.h: New file.
- * i386/xm-mingw32.h: New file.
- * configure.in (i[3456]86-*-mingw32): New target.
- * protoize.c (link): Eliminate definition on Win32.
-
- * objc/thr-posix.c (__objc_thread_yield): Use sched_yield instead.
-
-Fri Jun 27 10:36:41 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS):
- Round up when calculating possible end address.
-
-Wed Jun 25 19:54:29 1997 Jim Wilson <wilson@cygnus.com>
-
- * unroll.c (final_giv_value): Verify that bl->initial_value is
- invariant before trying to use it.
-
-Wed Jun 25 18:13:05 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/sysv4.h (WCHAR_TYPE{,_SIZE}): Make wchar_t long as per
- ABI spec.
-
-Wed Jun 25 16:56:16 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * sparc.h (INCOMING_RETURN_ADDR_RTX): Define.
- (DBX_REGISTER_NUMBER): Fix frame pointer regno for -mflat.
- * sol2.h (DBX_REGISTER_NUMBER): Likewise.
- * sparc.c (save_regs): Emit dwarf2 frame debug info.
- (output_function_prologue, sparc_flat_save_restore,
- sparc_flat_output_function_prologue): Likewise.
-
- * dwarf2.h (enum dwarf_call_frame_info): Add DW_CFA_GNU_window_save.
- * dwarf2out.c (dwarf_cfi_name, output_cfi): Support it.
- (dwarf2out_cfi_label): Make non-static.
- (initial_return_save): Support PLUS.
- (dwarf2out_window_save, dwarf2out_return_save,
- dwarf2out_return_reg): New fns.
-
- * dwarf2out.c (SECTION_FORMAT): Use PUSHSECTION_FORMAT, if defined.
- (DEBUG_INFO_SECTION): Rename from DEBUG_SECTION.
- (DEBUG_LINE_SECTION): Rename from LINE_SECTION.
- * mips/iris6.h: Likewise.
-
-Wed Jun 25 16:25:41 1997 Scott Christley <scottc@net-community.com>
-
- * Makefile.in (GCC_PASSES): Don't define with $(exeext).
- * configure.in ({cc,stage_prefix}_set_by_configure): Eliminate extra
- comma and don't pass value to configure.lang.
- * objc/Make-lang.in (objc-runtime): Add objc-headers.
-
- * configure.in: Execute configure.frag in a shell.
-
- * configure.in (cross_overrides, build_overrides): Default to
- /dev/null to help platforms where sed cannot handle empty filenames.
-
- * Reorganize thread implementation to make a clearly defined
- front-end/back-end interface.
- * objc/thr-{decosf1,irix,mach,os2,posix,pthreads,single}.c: Completely
- rework according to new interface.
- * objc/thr-{solaris,win32}.c: Likewise.
- * objc/thr.c: Likewise.
- * objc/thr.h: Define front-end/back-end interface functions and
- structures.
-
-Wed Jun 25 16:14:10 1997 Ovidiu Predescu <ovidiu@net-community.com>
-
- * Complete implementation of +load.
- * objc/init.c (objc_send_load): New function.
- (objc_class_tree): New structure.
- (create_tree_of_subclasses_inherited_from): New function.
- (__objc_tree_insert_class): New function.
- (objc_tree_insert_class): New function.
- (objc_preorder_traverse): New function.
- (objc_postorder_traverse): New function.
- (__objc_tree_print): New function.
- (__objc_destroy_class_tree_node): New function.
- (class_is_subclass_of_class): New function.
- (__objc_exec_class): Allocate class tree list and load hash table.
- (__objc_send_message_in_list): Rewrite using hash table.
- (__objc_send_load): Remove calls to _objc_load_callback.
- (objc_send_load): Make static. Create Tree of classes resembling
- class hierarchy for all modules. Call __objc_send_load on all of
- the modules in __objc_module_list.
- (__objc_create_classes_tree): New function.
-
- * objc/encoding.h (method_get_sizeof_arguments): Fix typo.
- * objc/objc-api.h (OBJC_ERR_BAD_STATE): New error code.
- On NeXT redefine object_copy and object_dispose to avoid
- a conflict with those defined in system library.
- * objc/selector.c (__objc_register_instance_methods_to_class): New
- function.
- * objc/runtime.h: Likewise. Add missing function prototypes.
-
-Wed Jun 25 15:09:01 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (Makefile): Execute configure.frag from srcdir.
-
- * Makefile.in (configure): Target is $(srcdir)/configure.
-
-Tue Jun 24 15:18:14 1997 Jim Wilson <wilson@cygnus.com>
-
- * m68k.h (LIMIT_RELOAD_CLASS): Define.
-
- * recog.c (constrain_operands): When checking earlyclobbers, use
- operands_match_p instead of rtx_equal_p.
-
- * dwarfout.c (field_byte_offset): Check for object_offset_in_bits
- greater than bitpos_int and recompute object_offset_in_bytes if true.
-
- * mips.md (movdi_internal): Add x/J alternative.
- (movdi_internal2): Add x/J alternative; change a/I to a/J.
- (movsi_internal1, movsi_internal2): Change x/I alternative to x/J.
-
-Tue Jun 24 08:49:56 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (ASM_OUTPUT_SECTION_NAME): Fix typo.
-
-Mon Jun 23 22:48:00 1997 Jim Wilson <wilson@cygnus.com>
-
- * unroll.c (find_splittable_givs): Set splittable_regs_updates to
- biv_count for reduced givs.
-
-Mon Jun 23 10:51:53 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10200.c, mn10200.h, mn10200.md: New files for mn10200 port.
- * lib1funcs.asm, divmod.c, udivmod.c, udivmodsi4.c: Likewise.
- * t-mn10200, xm-mn10200.h, va-mn10200.h: Likewise.
- * Makefile.in (USER_H): Add va-mn10200.h.
- * varargs.h, stdarg.h: Include va-mn10200.h.
- * configure.in (mn10200-*-*): New target.
-
-Sun Jun 22 06:47:19 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * combine.c (force_to_mode): Don't do anything for ASM_OPERANDS insn.
-
-Sun Jun 22 06:29:28 1997 J. Kean Johnston <jkj@sco.com>
-
- * ginclude/stdarg.h: Protect va_list definition from SCO headers.
- * ginclude/varargs.h: Likewise.
-
-Sat Jun 21 20:56:23 1997 Scott Christley <scottc@net-community.com>
-
- * Make ObjC a front-end language.
- * Makefile.in (LANGUAGES, COMPILERS, .PHONY, stmp-int-hdrs): Remove
- specific references to ObjC compiler and source files.
- ({mostly,dist,maintainer,}clean, install-normal): Likewise
- (OBJC_OBJS, OBJC, OBJECTIVE-C, cc1obj, objc-runtime): Rules deleted.
- (libobjc.a, sublibobjc.a, objc-parse.{o, c, y}): Rules deleted.
- (objc-headers, install-libobjc): Rules deleted.
- * objc/Make-lang.in: New file; from rules deleted above.
- * objc/config-lang.in: New file.
- * objc/Makefile.in: Changes to support ObjC as a front-end language;
- renamed from Makefile.in.
- * objc-act.{c,h}, objc-parse.{c,y}, objc-tree.def: Moved to objc dir.
-
-Sat Jun 21 07:54:36 1997 Robert Lipe <robertl@dgii.com>
-
- * fixinc.sco (math.h): Correct the collision of "exception".
-
-Sat Jun 21 06:51:40 1997 Peter Gerwinski <peter@agnes.dida.physik.uni-essen.de>
-
- * rs6000.c (output_epilog): Name is "GNU Pascal", not all caps.
-
-Sat Jun 21 06:29:19 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * gcc.c (main): Check for and read ${libdir}/gcc-lib/specs to
- override the default specs.
-
-Fri Jun 20 17:20:15 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (output_block_move): When loading addresses into registers,
- add checks for ABI_N32 and ABI_64.
- (mips_expand_prologue): Add check for SImode in code splitting
- tsize_rtx when it is large_int.
-
-Fri Jun 20 09:07:31 1997 Russell King <rmk92@ecs.soton.ac.uk>
-
- * configure.in (arm-*-linuxaout): New target.
- * arm/lib1funcs-linux.asm, arm/linux-gas.h: New files.
- * arm/linux.h, arm/t-linux, arm/xm-linux.h: New file.
- * xm-linux.h: Undef some macros before defining them.
-
-Thu Jun 19 21:18:20 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (output_line_info): Always use DW_LNE_set_address instead
- of DW_LNS_fixed_advance_pc for line number addresses.
- (size_of_line_info): Adjust size calculation as per above change.
- (text_end_label): Make it static.
-
-Thu Jun 19 14:55:49 1997 Brendan Kehoe <brendan@cygnus.com>
-
- * toplev.c (xmalloc): Only give the fatal msg if SIZE is non-zero.
-
-Sun Apr 27 23:19:13 1997 Ulrich Drepper <drepper@cygnus.com>
-
- * libgcc2.c (__eh_type): Remove `extern' to make this a definition.
-
-Wed Jun 18 18:10:16 1997 Per Bothner <bothner@cygnus.com>
-
- * dbxout.c (dbxout_type_fields): Skip field if DECL_IGNORED_P.
-
-Wed Jun 18 18:04:33 1997 Mike Stump <mrs@cygnus.com>
-
- * except.c (end_eh_unwinder): If we have a return instruction, we
- have to make sure we use it and don't fall off the end of the
- function in the unwinder.
-
-Wed Jun 18 14:27:58 1997 Mike Stump <mrs@cygnus.com>
-
- * flow.c (find_basic_blocks): Fix end case bug.
-
-Tue Jun 17 18:35:57 1997 Mike Stump <mrs@cygnus.com>
-
- * libgcc2.c (__eh_pcnthrow): Add support -fno-sjlj-exceptions
- -fPIC exception handling on the SPARC.
- * sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
- * libgcc2.c (__eh_ffetmnpc): Remove.
-
-Mon Jun 16 20:28:51 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * collect2.c (extract_string): Null-terminate.
-
-Mon Jun 16 14:38:44 1997 Michael Meissner <meissner@cygnus.com>
-
- * combine.c (set_nonzero_bits_and_sign_copies): Use REG_SET macros
- instead of doing bit operations directly.
- (try_combine,reg_dead_at_p): Ditto.
- * caller-save.c (save_call_clobbered_regs): Ditto.
- * reload1.c (reload): Ditto.
- * local-alloc.c (update_equiv_regs,block_alloc): Ditto.
- * sched.c (schedule_block): Dito.
-
-Sun Jun 15 20:46:12 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (dwarf2out_frame_debug): Handle IOR.
- (struct limbo_die_struct): Define.
- (TYPE_DECL_IS_STUB): Call decl_ultimate_origin if DECL_ABTRACT_ORIGIN
- is set.
- (limbo_die_count): Delete.
- (libmo_die_list): Define.
- (new_die): Add die to limbo_die_list instead of incrementing
- limbo_die_count.
- (add_AT_location_description): Renamed from add_location_attribute.
- New parameter attr_kind.
- (add_location_or_const_value_attribute, gen_subprogram_die,
- add_bound_info): Change call to add_AT_location_description.
- (add_bound_info): Add call to contains_placeholder_p. Ignore
- MAX_EXPR and VAR_DECL.
- (add_subscript_info): Ignore the index type if it is an unnamed
- integral type.
- (scope_die_for): Move check for function-local tags after code setting
- containing_scope, and add check for non-NULL containing_scope
- (add_type_attribute): If unnamed type, use TREE_TYPE instead.
- (gen_enumeration_type_die, gen_struct_or_union_type_die): Call
- add_child_die if die_parent is NULL.
- (gen_subprogram_die): Ifdef out DW_AT_static_link code.
- (decls_for_scope): Delete decrement of limbo_die_count.
- (dwarf2out_finish): Add code to traverse the limbo_die_list, and
- call add_child_die if die_parent is NULL. Delete limbo_die_count code.
- * mips.c (mips_expand_prologue): If tsize_rtx is large_int, emit two
- insns instead of one splitable insn, setting RTX_FRAME_RELATED_P.
-
-Fri Jun 13 19:33:35 1997 Brendan Kehoe <brendan@cygnus.com>
-
- * fixincludes: Also fix AIX NULL macro in sys/{dir,param,types}.h.
-
-Thu Jun 12 22:53:12 1997 Jim Wilson <wilson@cygnus.com>
-
- * m68k.md (mov[qhs]i): Remove pair of constraints which allow
- offsetable memory addresses to be moved to the same for TARGET_5200.
-
-Thu Jun 12 15:33:01 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (SELECT_RTX_SECTION): Place symbolic operands into the
- data section.
-
- * pa.c (emit_move_sequence): Rewrite code to handle arithmetic
- involving plabels.
-
-Wed Jun 11 08:57:14 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * tree.c (unsave_expr_now): Avoid recursing into the parts of
- the tree that are RTL.
-
-Thu Jun 12 09:43:55 1997 Jeffrey A Law (law@cygnus.com)
-
- * reorg.c (emit_delay_sequence): Call set_new_first_and_last_insn
- after the new sequence insn has been spliced into the insn chain.
-
-Wed Jun 11 23:10:49 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.md (call, call_value): Use "call" instead of "calls"
- for calls to named functions.
-
-Wed Jun 11 00:22:34 1997 Jim Wilson <wilson@cygnus.com>
-
- * configure, configure.in: Restore changes from Feb 15 to Apr 13
- lost during conversion to autoconf.
-
-Tue Jun 10 18:23:35 1997 Mike Stump <mrs@cygnus.com>
-
- * stmt.c (expand_decl_cleanup): Avoid core dumping when exceptions
- aren't on.
-
-Tue Jun 10 18:22:30 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * collect2.c (extract_string): New fn.
- (main): Use it.
-
-Tue Jun 10 17:40:15 1997 Jim Wilson <wilson@cygnus.com>
-
- * expr.c (emit_group_load): Add case using gen_lowpart.
-
-Tue Jun 10 17:14:58 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (rs6000_override_options): If -mcpu=403, set -mstrict-align.
-
- * rs6000/t-ppc{,gas} (MULTILIB_EXTRA_OPTS): Build libraries with
- -mstrict-align.
-
- * configure.in ({powerpc,rs6000}*-*-*): Add embedded targets to
- --with-cpu=n support.
-
-Tue Jun 10 07:06:12 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * flow.c (mark_used_regs): Fix typo in Jun 4 change.
-
-Mon Jun 9 20:26:26 1997 Jim Wilson <wilson@cygnus.com>
-
- * Makefile.in (MAYBE_USE_COLLECT2): Renamed from MAYBE_USE_COLLECT.
-
-Mon Jun 9 19:42:21 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * fold-const.c (fold): Don't do COND_EXPR -> MIN_EXPR folding if it
- loses information that might be needed by a later use as an lvalue.
-
-Mon Jun 9 19:10:50 1997 Alexandre Oliva <oliva@dcc.unicamp.br>
-
- * configure.in: Don't override a user's setting for prefix
- on platforms that use the native prefix.
-
-Mon Jun 9 19:00:49 1997 Brendan Kehoe <brendan@melange.gnu.ai.mit.edu>
-
- * integrate.c (expand_inline_function): Use the mode of FNDECL's
- result rtl, not the result type itself, in setting ARRIVING_MODE.
-
- * reload1.c (reload): Use xmalloc instead of alloca for the label
- offsets in OFFSETS_AT and OFFSETS_KNOWN_AT.
-
-Mon Jun 9 15:16:52 1997 Mike Stump <mrs@cygnus.com>
-
- * flow.c (find_basic_blocks): Eliminate more dead code, enables
- dead throws to be eliminated.
-
-Mon Jun 9 17:15:50 1997 Stephen L Moshier <moshier@world.std.com>
-
- * alpha.c (check_float_value): Underflow and overflow constants
- are different for FLOAT_VAX and default targets.
-
-Mon Jun 9 16:48:21 1997 Scott Christley <scottc@net-community.com>
-
- * Makefile.in (Makefile): Process language fragments.
- * configure.frag: New file.
- * configure.in: Move language fragment processing to configure.lang.e
-
- * Makefile.in (GCC_PASSES): Prevent all compilers from being
- built when only the C compiler is needed.
-
- * configure.in (cross_overrides, build_overrides): Use absolute
- path to GCC top-level source directory.
-
- * configure.in: Save target alias for language directories.
-
- * configure.in (with-gxx-include-dir): New parameter for
- setting the g++ header file directory.
- * Makefile.in (gxx_include_dir): Use autoconf variable.
-
- * configure.in: Add parameter for setting local prefix.
-
- * configure.lang: New file.
- * configure.in: Move language subdirectory Makefile processing
- into configure.lang.
-
-Mon Jun 9 16:44:47 1997 Jim Wilson <wilson@cygnus.com>
-
- * sched.c (attach_deaths): Fix typo in Jun 4 change.
-
-Mon Jun 9 15:13:00 1997 Marc Lehmann (pcg@goof.com)
-
- * varasm.c (assemble_end_function): Switch back to function
- section after outputting constant pool.
-
-Mon Jun 9 14:47:22 1997 Paul Eggert <eggert@twinsun.com>
-
- * tree.c (change_main_variant): Remove unused function.
- (build_array_type): Remove obsolete references to
- change_main_variant.
- * c-decl.c (complete_array_type): Likewise.
-
- * c-common.c (c_build_type_variant): Don't futz with main type
- variant of array since C Standard requires main type variant of
- array-of-const also be array-of-const.
-
- * Makefile.in: Comment out lines containing just formfeeds.
-
- * Makefile.in (distclean): Remove config.bak.
- (maintainer-clean): Output warning.
- Do not remove `configure'.
-
-Mon Jun 9 14:44:17 1997 J.T. Conklin <jtc@netbsd.org>
-
- * configure.in (*-*-netbsd): Restore changes of Apr 13th lost in
- autoconf conversion: tmake_file now t-netbsd; delete xmake_file.
-
-Mon Jun 9 14:39:29 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (expand_builtin, case BUILT_IN_FRAME_ADDRESS):
- Use correct function name in error message.
-
- * Makefile.in (diff): Exclude bi-parser.h.
-
- * i386.h (CC1_CPU_SPEC): Renamed, was CC1_SPEC.
- (CC1_SPEC): New macro.
- (EXTRA_SPECS): Add "cc1_cpu".
- * i386/linux.h (CC1_SPEC): New macro.
-
-Mon Jun 9 13:23:06 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k/next.h (TARGET_DEFAULT): Use MASK_68040,
- not MASK_68040_ALSO.
- * m68k/mot3300.h, m68k/ccur-GAS.h (TARGET_DEFAULT): Likewise.
-
- * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Test #ifdef __mcf52000__,
- not if (TARGET_52000); fixed for mc68000 case.
-
- * m68k/mot3300.h (CPP_SPEC): Define __mc68020__ if no -m[c]68000
- command-line option given.
-
-Mon Jun 9 09:19:17 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * Makefile.in (target_alias): Substitute with target_alias.
-
- * final.c (final_scan_insn): Use single_set to check cc_status.flags.
-
-Mon Jun 9 09:09:07 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * c-common.c (check_format_info): Correct handling of the 'a' flag
- which adds another pointer level.
-
-Sun Jun 8 00:34:25 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (conditional branch insns): Get length right for branches
- to targets which can not be reached with a "bl" instruction.
- * pa.c (output_cbranch): Handle branches to targets which can not
- be reached with a "bl" instruction.
-
- * pa.md (alternate dbra pattern): Remove incorrect pattern.
-
-Sat Jun 7 23:30:25 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (struct defer_plab): Renamed to struct deferred_plabel.
- Remove "symbol" field and replace with "name" field.
- (output_function_epilogue): Don't output deferred plabels here.
- (output_deferred_labels): New function. Output them here instead.
- (output_call): Rewrite long call support.
- * pa.h (ASM_FILE_END): Define.
- (LEGITIMATE_CONSTANT_P): Never accept a function_label_operand.
- * pa.md (HIGH and LO_SUM of function address): Remove patterns.
-
-Fri Jun 6 16:09:04 1997 Mike Stump <mrs@cygnus.com>
-
- * libgcc2.c (__eh_ffetmnpc): Add support for machines that cannot
- access globals after throw's epilogue when -fno-sjlj-exceptions is
- used.
- * rs6000.c (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
- * mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
- (INITIAL_ELIMINATION_OFFSET): Fix RETURN_ADDRESS_POINTER_REGNUM
- for 64 bit words, with 32 bit pointers and variable endianness.
-
-Fri Jun 6 17:27:58 1997 Mike Meissner <meissner@cygnus.com>
-
- * regclass.c (allocate_reg_info): Fix off by one error.
-
-Fri Jun 6 17:17:41 1997 Doug Evans <dje@cygnus.com>
-
- * basic-block.h (EXECUTE_IF_SET_IN_REG_SET): Fix setting of scan_rs_.
- (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Likewise.
- (EXECUTE_IF_AND_IN_REG_SET): Likewise.
- (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
-
-Fri Jun 6 15:42:59 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (notice_cc_update): Set CC_FCOMI is this is a float compare.
-
-Fri Jun 6 15:12:38 1997 Jim Wilson <wilson@cygnus.com>
-
- * basic-block.h (REG_SET_TO_HARD_REG_SET): Fix typo.
-
- * sched.c (update_flow_info): When add extra REG_DEAD note for original
- dest, handle case where last insn both uses and sets dest.
-
-Thu Jun 5 22:19:36 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * fixinc.irix: Add declaration of __vfork to unistd.h.
-
- * i960/vx960-coff.h (CPP_SPEC): Always define CPU, even if they
- use -ansi; the VxWorks headers assume it's always present.
- * sparc/vxsparc.h (CPP_SPEC): Define, adding the CPU definition to
- what came from sparc.h.
- (CPP_PREDEFINES): Don't define it here.
-
-Thu Jun 5 13:40:33 1997 Mike Meissner <meissner@cygnus.com>
-
- * basic-block.c (OBSTACK_ALLOC_REG_SET): Rename from
- OBALLOC_REG_SET. Add obstack pointer parameter.
-
- * flow.c (function_obstack): Add declaration.
- (life_analysis): Don't allocate the space to hold to vector of
- regsets here.
- (init_regset_vector): Add pointer parameter and delete space
- paramter. Use OBSTACK_ALLOC_REG_SET to allocate. Change callers.
- (propagate_block): Use ALLOCA_REG_SET instead of bare alloca.
-
- * sched.c (schedule_block): Fix typo in yesterday's changes.
- * reorg.c (mark_target_live_regs): Ditto.
-
-Thu Jun 5 09:44:49 1997 Jeffrey A Law (law@cygnus.com)
-
- * sh.c (trap_exit, sp_switch): New variables.
- (print_operand, case '@'): If trap_exit is nonzero, then use
- a trapa instead of an rte/rts to exit the current function.
- (sh_expand_prologue): Switch stacks at function entry as needed.
- (sh_expand_epilogue): Similarly at function exit.
- (function_epilogue): Clear trap_exit and sp_switch too.
- (sh_valid_machine_decl_attribute): New function.
- * sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Define.
- (sp_switch): Declare.
- * sh.md (sp_switch_1, sp_switch_2): New named patterns.
-
-Wed Jun 4 18:11:14 1997 Michael Meissner <meissner@cygnus.com>
-
- * basic-block.h (REGSET_ELT_BITS): Make this explicitly unsigned, so
- that division and modulus of REGSET_ELT_BITS uses a pure shift.
- (*_REG_SET): New macros to abstract the register set interface.
-
- * caller-save.c (save_call_clobbered_regs): Use new *_REG_SET
- macros.
- * flow.c (life_analysis,propagate_block,insn_dead_p): Ditto.
- (regno_uninitialized,regno_clobbered_at_setjmp,mark_set_1): Ditto.
- (mark_used_regs,dump_flow_info,global_conflicts): Ditto.
- global.c (mark_elimination): Ditto.
- * reorg.c (mark_target_live_regs): Ditto.
- * sched.c (sched_{analyze_{1,insn},note_set}): Ditto.
- (birthing_insn_p,attach_deaths,unlink_notes,schedule_block): Ditto.
-
- * sched.c (sometimes structure): Delete offset, bit fields, replace
- with regno.
- (new_sometimes_live): Take regno argument, not offset and bit.
- Change all callers.
-
-Tue Jun 3 19:18:36 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * fixincludes: Fix AIX NULL macro use of void*.
-
-Tue Jun 3 15:21:04 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * sparc.h (ASM_OUTPUT_MI_THUNK): Handle -fpic.
-
-Mon Jun 2 16:53:53 1997 Michael Meissner <meissner@cygnus.com>
-
- * loop.c (n_times_{set,used}): Make type int, not short.
- (scan_loop): n_times{set,used} are now int pointers.
-
- * sched.c (sched_reg_n_deaths): Remove unused variable.
- (struct sometimes): Make fields int sized, not short.
- (schedule_insns): Don't set sched_reg_n_deaths, nobody uses it.
-
- * regclass.c (allocate_reg_info): Allocate space for reg_renumber,
- but don't set unless new argument RENUMBER_P is set. If this is first
- call for function and we need to grow space, use free/xmalloc instead
- of realloc since we will be initializing the whole array. If number
- of registers is < 0, just free up space.
- (reg_scan): Update allocate_reg_info call.
- * regs.h (allocate_reg_info): Change prototype.
- * flow.c (allocate_for_life_analysis): Update allocate_reg_info call.
- * local-alloc.c (local_alloc): Call allocate_reg_info to allocate
- and initialize the reg_renumber array.
- * stupid.c (stupid_life_analysis): Likewise.
-
-Mon Jun 2 14:50:06 1997 Dave Miller <davem@jenolan.rutgers.edu>
-
- * sparc.md (v9 eq/ne cond move patterns): Add early clobber
- constraint to destination.
-
-Fri May 30 11:00:44 1997 Michael Meissner <meissner@cygnus.com>
-
- * regs.h (reg_info): New structure to group the arrays indexed by
- register number created by reg_scan and flow_analysis that are
- globally visiable.
- (reg_n_info): Pointer to the register information array.
- (reg_n_{refs,sets,deaths,calls_crossed}): Delete variables.
- (reg_changes_size): Likewise.
- (REG_N_{REFS,SETS,DEATHS,CALLS_CROSSED}): New macros to reference
- reg_n_info.
- (REG_{CHANGES_SIZE,{FIRST,LAST,LAST_NOTE}_UID}): Likewise.
- (allocate_reg_info): Add declaration.
-
- * basic-block.h (reg_basic_block): Delete.
- (REG_BASIC_BLOCK): Use reg_n_info structure.
-
- * caller-save.c: Change all references to the above arrays to use
- the corresponding macro to access the reg_n_info array.
- * combine.c, cse.c, flow.c, global.c, jump.c, local-alloc.c: Likewise.
- * loop.c, regclass.c, reload1.c, sched.c, stupid.c, unroll.c: Likewise.
-
- * regclass.c (allocate_reg_info): New function to allocate the
- reg_info array and initialize the appropriate fields.
- (reg_scan): Call it.
- * flow.c (allocate_for_life_analysis): Call allocate_reg_info to do
- the actual allocation.
-
-Thu May 29 15:42:59 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.md (movsfcc_1, movdfcc_1, movxfcc_1): Use singlemove_string
- for float conditional move when destination and operands all differ.
-
- * i386.h (ASM_OUTPUT_REG_{PUSH,POP}): add %% before register name.
-
- * go32.h (ASM_OUTPUT_ALIGN): Use .p2align, not byte alignments.
-
-Wed May 28 20:44:00 1997 Mike Stump <mrs@cygnus.com>
-
- * except.c (push_eh_entry): Eliminate start of exception region
- label, as it isn't used. Rename end_label to outer_context.
- (expand_eh_region_start_for_decl): Likewise.
- (expand_leftover_cleanups): Likewise.
- (expand_start_all_catch): Likewise.
- * except.h (eh_entry): Likewise.
- * except.c (expand_eh_region_end): Likewise. Jump around the nop
- that we insert, so that we can optimize it away, if it is unused,
- also so that flow analysis can tell if we fall through to the end
- of a function or not so that it can know if a function that returns
- a value, in fact does or not.
-
-Wed May 28 10:50:09 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (jump): Handle out of range unconditional jump
- when not optimizing.
-
-Thu May 22 00:57:07 1997 Jeffrey A Law (law@cygnus.com)
-
- * reload1.c (reload_cse_record_set): Ignore values for SREG if
- their mode is narrower than DEST_MODE.
-
- * pa.h (DFMODE_RETURN_STRING): Define.
- (SFMODE_RETURN_STRING): Likewise.
- (ASM_DECLARE_FUNCTION_NAME): Use them.
-
-Wed May 21 23:32:02 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.md (reload_insi): Handle SUBREG properly.
-
-Tue May 20 22:32:13 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (dwarf2out_def_cfa): Set cfa_reg at the top.
-
-Tue May 20 16:57:50 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * cplus-dem.c (do_type): Handle `J'.
- (demangle_fund_type): Print "complex" for it.
-
-Mon May 19 21:01:53 1997 Jim Wilson <wilson@cygnus.com>
-
- * m68k.c (output_move_qimode): Add coldfire support.
- * m68k.h (PUSH_ROUNDING): Add coldfire support.
- * m68k.md (scc{,0}_di, seq, sne, sgt, sgtu, slt, sltu, sge, sgeu,
- sle, sleu): Add coldfire support.
-
-Mon May 19 17:53:34 1997 Mike Meissner <meissner@cygnus.com>
-
- * rs6000.c: (rs6000_pic_func_labelno): New variable.
- (rs6000_output_load_toc_table): Use it.
- (output_prolog): Store current value.
-
-Sun May 18 16:32:08 1997 Michael Meissner <meissner@cygnus.com>
-
- * dbxcoff.h (ASM_OUTPUT_SOURCE_LINE): Use macros
- ASM_{GENERATE,OUTPUT}_INTERNAL_LABEL to create/output line
- number label.
-
-Sun May 18 13:55:12 1997 John Vickers (john@rhizik.demon.co.uk)
-
- * m68k.h (TARGET_SWITCHES): Add new target name, cpu32.
-
-Sun May 18 13:50:10 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * cccp.c (VMS_write, VMS_read): Delete.
- (safe_write): If MAX_WRITE_LEN is defined, limit
- incremental write attempts to that amount.
- (safe_read): Analogous situation for MAX_READ_LEN.
- * cpplib.c (safe_read): Likewise.
- * vax/xm-vms.h (MAX_WRITE_LEN, MAX_READ_LEN): Define.
-
- * vax/xm-vms.h (get_dynamic_handler_chain_libfunc): New macro.
- (protect_cleanup_actions_with_terminate): New macro.
-
-Sun May 18 08:50:25 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k/linux.h (ASM_COMMENT_START): Define.
- * m68k/linux-aout.h (ASM_COMMENT_START): Define.
-
- * reload1.c (reload_cse_regno_equal_p): Check for value using more
- than one register on a big endian machine.
-
-Sun May 18 08:39:59 1997 Vince Del Vecchio <vdelvecc@spd.analog.com>
-
- * loop.c (maybe_eliminate_biv_1): In (set (cc0) <biv>) case,
- swap compare operands when mult_val < 0 in one additional place.
-
-Sun May 18 08:33:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * dwarf2out.c (ASM_COMMENT_START): Add default definition.
-
- * Makefile.in (maintainer-claean): Delete configure.
-
-Sun May 18 08:31:59 1997 Scott Christley <scottc@net-community.com>
-
- * configure.in: New file.
- * Makefile.in: Change to utilize autoconf variables.
- * configure: Now an output file.
-
-Sun May 18 07:48:31 1997 J.T. Conklin <jtc@netbsd.org>
-
- * m68k.md (mov[qhs]i,movstrict[qs]i, mulsi3): Use 'Q' constraint
- for TARGET_5200.
- * m68k.h (EXTRA_CONSTRAINT): New macro.
-
- * m68k.h (TARGET_SWITCHES): Add 68020-60.
- Mask out bits which indicate a particular processor when a different
- processor is selected.
- (MASK_68040_ALSO): Remove.
- (MASK_68040): Change to be a single bit.
-
- * m68k.h (TARGET_ALIGN_INT, MASK_ALIGN_INT): New macros.
- (BIGGEST_ALIGNMENT): Determine according to TARGET_ALIGN_INT.
- (TARGET_SWITCHES): Add align-int and no-align-int.
-
- * m68k.md (mov[qhs]i}): Add pair of constraints which allow
- offsetable memory addresses to be moved to the same for TARGET_5200.
-
- * m68k.c (output_move_strict{hi,qi}): New functions.
- * m68k.h (output_move_strict{hi,qi}): Declare.
- * m68k.md (movstrict*): Changed into define_expands.
- Split insns into m68k and coldfire specific versions with appropriate
- constraints.
-
-Sun May 18 07:26:40 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * libgcc2.c (atexit): Cast malloc and realloc calls.
-
-Sat May 17 16:26:51 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * final.c (profile_function): Call function_section, not
- text_section.
-
-Sat May 17 16:01:00 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * cse.c (notreg_cost): New function, extracted from COST macro.
- (COST): Use notreg_cost.
-
-Sat May 17 15:13:23 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * cse.c (cse_insn): Don't record a SRC that's a MEM and the same
- as a REG_EQUIV note if DEST is set more than once.
-
-Fri May 16 14:50:57 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (output_move_double): Handle loading a general register
- from a scaled indexed memory address.
- * pa.md (movdf, movdi): Allow scaled loads into general registers.
-
-Fri May 16 13:31:08 1997 Mike Stump <mrs@cygnus.com>
-
- * rs6000.c (rs6000_stack_info): Only do eabi setup for "main",
- when main is the global main, not some nested routine that
- happens to be called main.
-
-Thu May 15 17:19:50 1997 Mike Stump <mrs@cygnus.com>
-
- * except.c (expand_start_all_catch): If the machine needs to
- perform any actions at the start of an expcetion handler that
- hasn't already been done, use gen_exception_receiver to emit it.
- (expand_leftover_cleanups): Likewise.
- * alpha.md (exception_receiver): Use it.
- * pa.h (exception_receiver): Use it.
-
-Thu May 15 08:36:59 1997 Jeffrey A Law (law@cygnus.com)
-
- * dbxout.c (dbxout_function_end): Don't subtract one from
- the end of function scoping stab.
-
-Wed May 14 23:27:09 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.md (adddi3, subdi3): Remove expanders and patterns.
-
-Wed May 14 18:51:35 1997 Mike Stump <mrs@cygnus.com>
-
- * function.c (expand_function_end): Make sure we finish off any
- leftover exception handlers.
-
-Tue May 13 14:07:01 1997 Mike Stump <mrs@cygnus.com>
-
- * expr.c (expand_builtin_setjmp): Remove setting of
- current_function_has_nonlocal_goto, as this isn't a goto.
-
-Tue May 13 14:47:40 1997 Richard Earnshaw (rearnsha@cambridge.arm.com)
-
- * arm.h (CPP_SPEC): Fix typo invoking cpp_endian.
- * arm/t-semi (LIB2FUNCS_EXTRA): Build fp-bit.c when compiling
- with -msoft-float.
- * arm.c: Add prototypes for all static functions.
- (output_multi_immediate, int_log2): Make static.
-
- * arm.h (*_SPEC): Remove all references to mle/mbe.
- * arm/coff.h (MULTILIB_DEFAULTS): Likewise.
- * arm/t-bare (MULTILIB_OPTIONS): Change options mbe/mle to mbig-endian
- and mlittle-endian.
- (MULTILIB_MATCHES): Nothing matches that matters.
-
-Mon May 12 20:42:20 1997 Mike Stump <mrs@cygnus.com>
-
- * except.c (expand_start_all_catch): If need nonlocal_goto_receiver,
- add one at the start of exception handler.
- (expand_leftover_cleanups): Likewise.
-
-Mon May 12 17:36:28 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips.c (move_operand): Accept any general operand after reload
- has started.
-
-Fri May 9 14:29:33 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.md (udivmodhi4, divmodhi4): Remove expander, give
- corresponding pattern [u]divmodhir4 name. Clear MDR register
- in the udivmodhi4 pattern itself.
- (clear_mdr): Delete pattern.
-
-Thu May 8 18:20:30 1997 Richard Earnshaw (rearnshaw@cambridge.arm.com)
-
- * arm/aout.h (ASM_OUTPUT_LONG_DOUBLE): Delete call to
- arm_increase_location.
- (ASM_OUTPUT_{DOUBLE,FLOAT,INT,SHORT,CHAR,BYTE,ASCII,SKIP}): Likewise.
- (ASM_OUTPUT_ALIGN): Delete all code refering to arm_text_location.
-
- * arm.c (arm_increase_location, get_prologue_size): Delete.
- (arm_naked_function_p): Add declaration.
- (arm_pic_register): Define.
- (all_procs): Delete entries for arm{60,620,70,7d,7di,700i,710c}; add
- entries for arm{7m,7500fe,8}, strongarm and strongarm110.
- (arm_override_options): Rework so that configure can properly set
- the default processor type. Add a warning that PIC code is not yet
- supported.
- (legitimate_pic_operand_p, legitimize_pic_address): New functions.
- (is_pic, arm_finalize_pic): New functions.
- (arm_adjust_cost): New function.
- (const_pool_offset, arm_backwards_branch, short_branch): Delete.
- (arm_insn_not_targeted): Delete.
- (add_constant): If generating AOF syntax, then handle pic specially.
- (output_ascii_pseudo_op): Delete calls to arm_increase_location.
- (function_really_clobbers_lr): Calls followed by a barrier don't
- clobber the link register.
- (output_func_prologue): Handle AOF syntax pic code.
- (output_func_epilogue): Handle cases where lr_save_eliminated is set.
- Delete call to arm_increase_location.
- (arm_asm_output_label): Simplify, since we no-longer need to cache the
- label's address.
- (aof_pic_entry): New function to keep track of pic symbols.
- (aof_dump_pic_table): New function.
-
- * arm.h (TARGET_CPU_arm*, TARGET_CPU_strongarm*, TARGET_CPU_generic):
- define.
- (CPP_ARCH_DEFAULT_SPEC): Set up based on setting of TARGET_CPU_DEFAULT.
- (CPP_SPEC): Split up into sub-rule calls.
- (CPP_CPU_SPEC): Add default definition.
- (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC): Add definitions.
- (CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC): Add definitions.
- (CPP_ENDIAN_SPEC, CPP_ENDIAN_DEFAULT_SPEC): Add definitions.
- (CC1_SPEC): Map legacy -m[236] onto -mcpu=.. and -mapcs-{26,32} as
- appropriate. Similarly for -mbe and -mle to -m{big,little}-endian.
- (EXTRA_SPECS): Define.
- (enum processor_type): New types for arm8 and strongarm.
- (CONDITIONAL_REGISTER_USAGE): Handle flag_pic.
- (LEGITIMIZE_ADDRESS): Likewise.
- (ADJUST_COST): Define.
- (PIC_OFFSET_TABLE_REGNUM): Define.
- (FINALIZE_PIC): Define.
- (LEGITIMATE_PIC_OPERAND_P): Define.
- (OUTPUT_INT_ADDR_CONST): Define.
- (ASM_OUTPUT_MI_THUNK): Delete calls to arm_increase_location.
- (MASK_RETURN_ADDR): Use TARGET_APCS_32 not TARGET_6.
-
- * arm.md (attr cpu): Add new cpu types for arm8 and strongarm.
- (attr ldsched): New attribute, set if processor has a load_delay slot.
- (function_unit core): Rework to handle load delay slots.
- (function_unit loader): New function unit.
- (movsi): Handle pic.
- (pic_load_addr): New expand.
- (*pic_load_addr_based_insn, pic_add_dot_plus_eight): New patterns.
- (peepholes to cause flow to return to a label after a function call):
- Delete, these have been disabled for a while now.
-
- * arm/riscix.h (CPP_SPEC): Rewrite using new sub-components.
- (SUBTARGET_CPU_DEFAULT): Set to TARGET_CPU_arm2.
- * arm/riscix1-1.h (CPP_SPEC): Rewrite using new sub-components.
- (SUBTARGET_CPU_DEFAULT): Set to TARGET_CPU_arm2.
- * arm/semi.h: (CPP_SPEC): Delete.
- (PROCESSOR_DEFAULT): Delete.
- (CPP_APCS_PC_DEFAULT_SPEC): Define.
- * arm/semiaof.h (CPP_SPEC): Delete.
- (CPP_APCS_PC_DEFAULT_SPEC): Define.
- * arm/t-semi (LIBGCC1_TEST): Don't build it.
- (MULTILIB_{OPTIONS,DIRNAMES,EXCEPTIONS}): Build a suitable set of
- cross libraries.
- (LIBGCC): Set to stmp-multilib.
- (INSTALL_LIBGCC): Set to install-multilib.
-
-Thu May 8 15:20:46 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (output_float_compare): For pentiumpro use fcomip
- followed by a float stack pop for "compare;pop;pop" cases.
-
-Thu May 8 13:20:20 1997 Chris Torek <torek@elf.bsdi.com>
-
- * fold-const.c (fold, truth_andor): Disable optimization for
- side effects on RHS.
-
-Wed May 7 15:43:57 1997 Mike Stump <mrs@cygnus.com>
-
- * except.c (start_dynamic_handler): Fix so we can use __builtin_setjmp,
- and default to using __builtin_setjmp instead of setjmp.
- * expr.c (expand_builtin_setjmp): New routine, split out from
- existing inline code from expand_builtin.
- (expand_builtin): Split out code into expand_builtin_setjmp.
- * expr.h (expand_builtin_setjmp): Add declaration.
- * libgcc2.c (__sjthrow): Default to using __builtin_setjmp instead
- of setjmp.
- (__sjpopnthrow): Likewise.
- * optabs.c (init_optabs): Likewise.
-
-Wed May 7 18:01:24 1997 Samuel Figueroa <Samuel_Figueroa@next.com>
-
- * rs6000.md (insv): Only combine insert with shift if
- remaining source bits >= destination field size.
-
-Tue May 6 15:48:52 1997 Jason Merrill <jason@gerbil.cygnus.com>
-
- * dwarf2out.c (dwarf2out_begin_prologue): Increment
- current_funcdef_number here.
- (dwarf2out_end_epilogue): Not here.
-
-Mon May 5 18:52:32 1997 Jeffrey A Law (law@cygnus.com)
-
- * h8300.c (notice_update_cc): Use CC_SET_ZN and CC_SET_ZNV.
- (shift_one, shift_two): Set CC_NO_CARRY as needed. Remove
- references to CC_OVERFLOW_0.
- (emit_a_shift): Similarly.
- * h8300.h (CC_OVERFLOW_0): Remove.
- * h8300.md: Use set_zn and set_znv for cc0 tracking.
- (bCC): Restore the comparison is CC_OVERFLOW_UNUSABLE is set and
- the comparison needs the overflow bits.
-
- * mn10300.c (notice_update_cc): Use CC_SET_ZN and CC_SET_ZNV.
- * mn10300.h (CC_NO_CARRY): Define.
- * mn10300.md: Use "set_zn" and "set_znv" to more accurately
- describe cc0 status.
-
-Fri May 2 17:00:33 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c: Reorganize, moving .debug_frame support to the top
- of the file, and compile it if INCOMING_RETURN_ADDR_RTX is defined
- even if DWARF2_DEBUGGING_INFO isn't.
- (EH_FRAME_SECTION): New macro.
- (output_call_frame_info): Handle .eh_frame variant.
- (dwarf2out_def_cfa): Update cfa_*{reg,offset}.
- (dwarf2out_frame_debug): Move cfa_*{reg,offset} to file scope.
- (dwarf2out_end_epilogue): Increment current_funcdef_number here.
- (dwarf2out_decl): Not here.
- (dwarf2out_frame_init, dwarf2out_frame_finish): New fns.
- (dwarf2out_init, dwarf2out_finish): Call them.
- (output_die): Add missing 'case 8:'
- (dwarf2out_decl): Revert other context_die = NULL change.
- (add_bound_info): Restore default case.
-
-Fri May 2 15:30:16 1997 Doug Evans <dje@seba.cygnus.com>
-
- * m32r.h (LIT_NAME_P): New macro.
- (SMALL_NAME_P): Use it.
- (ASM_OUTPUT_ALIGNED_COMMON): Don't output to scommon if -msdata=none.
- * m32r.c (addr24_operand): Handle literals.
- (m32r_output_function_prologue): Use IMMEDIATE_PREFIX.
- (m32r_output_function_epilogue): Likewise. Use shorter add insn if
- able.
-
-Fri May 2 14:40:44 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (RS6000_ALIGN): Macro renamed from ALIGN.
- * rs6000.c (rs6000_stack_info): Use it.
-
-Fri May 2 14:15:54 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload1.c (reload_cse_noop_set_p): When checking the values
- equivalent to sreg, make sure the mode is right.
-
-Fri May 2 12:53:03 1997 Jeffrey A Law (law@cygnus.com)
-
- * reload1.c (reload_cse_invalidate_regno): Properly set
- the mode for invalidate_regno_rtx.
-
-Thu May 1 14:57:35 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (call_internal_symref): Fix typo.
-
-Thu May 1 14:44:17 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (mips_asm_file_start): Use new macro TARGET_FILE_SWITCHING.
- (mips_asm_file_end): Likewise.
- * mips.h (TARGET_FILE_SWITCHING): Define.
- (NO_DBX_FUNCTION_END): Define.
-
-Thu May 1 09:08:40 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.c (output_addsi3): Replace "\\;" by "\n\t" in
- assembler templates.
-
-Thu May 1 09:00:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * integrate.c (subst_constants, case SUBREG): Cancel changes once
- done with result.
-
-Wed Apr 30 19:45:56 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (override_options): Set mips_split_addresses only if
- TARGET_SPLIT_ADDRESSES is set.
- * mips.h (MASK_SPLIT_ADDR, TARGET_SPLIT_ADDRESSES): New macros.
- (TARGET_SWITCHES): Add -msplit-addresses, -mno-split-addresses.
- * configure (mips*-*-ecoff*, mips*-*-elf*): Set MASK_SPLIT_ADDR
- bit in target_cpu_default2.
-
- * flags.h (current_function_is_thunk): Add extern to declaration.
-
- * dbxout.c (dbxout_function): Test NO_DBX_FUNCTION_END at run time
- instead of compile time.
-
- * unroll.c (set_dominates_use): In second loop, add check for copy_end.
-
- * mips.md (paradoxical_extendhidi2, paradoxical_extendqidi2): New
- patterns.
-
-Wed Apr 30 02:23:24 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * output.h (named_section): Add reloc argument.
- (DECL_READONLY_SECTION): New macro.
- * varasm.c (named_section): Add reloc argument, pass it to
- ASM_OUTPUT_SECTION_NAME.
- (UNIQUE_SECTION, UNIQUE_SECTION_P): Provide defaults.
- (function_section): Pass reloc argument to named_section.
- (variable_section, exception_section): Likewise.
- (output_constant_def_contents): Likewise.
- (assemble_start_function): Use UNIQUE_SECTION_P. UNIQUE_SECTION is
- now a statement.
- (assemble_variable): Likewise.
- * mips/iris6.h (ASM_OUTPUT_SECTION_NAME): Add reloc arg,
- use DECL_READONLY_SECTION.
- * psos.h, ptx4.h, a29k.h, alpha/elf.h, arm/coff.h, h8300.h: Likewise.
- * i386/go32.h, i386/sco5.h, m68k/coff.h, mips/elf64.h: Likewise.
- * mips/netbsd.h, pa.h, rs6000/sysv4.h, sh.h, sparc/sysv4.h: Likewise.
- * config/svr4.h (SELECT_SECTION): Use DECL_READONLY_SECTION.
- (ASM_OUTPUT_SECTION_NAME): Likewise, add reloc argument.
- (MAKE_DECL_ONE_ONLY): Just set DECL_WEAK.
- (UNIQUE_SECTION, UNIQUE_SECTION_P): Define.
- * i386/cygwin32.h (UNIQUE_SECTION_P): Define.
- (SUPPORTS_ONE_ONLY): Define.
- (MAKE_DECL_ONE_ONLY): Lose.
- (ASM_OUTPUT_SECTION_NAME): Add reloc arg, use DECL_READONLY_SECTION.
- * i386/winnt.c (i386_pe_unique_section): Add reloc arg,
- use DECL_READONLY_SECTION.
-
- * mips/iris6.h (CTORS_SECTION_ASM_OP): Change aligment based on ABI.
- (DTORS_SECTION_ASM_OP): Likewise.
-
-Tue Apr 29 16:08:07 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa/lib1funcs.asm (divnorm, modnorm, exitdiv): Fix code to
- negate SImode values.
-
-Tue Apr 29 12:54:14 1997 Mike Stump <mrs@cygnus.com>
-
- * except.c (expand_eh_region_start_tree): Add DECL argument so we
- can better track why the region was made for error reporting.
- * except.h (expand_eh_region_start_tree): Likewise.
- * tree.h (expand_dhc_cleanup): Likewise.
- (expand_dcc_cleanup): Likewise.
- * except.c (expand_eh_region_start_for_decl): New routine.
- * except.h (expand_eh_region_start_for_decl): Likewise.
- * stmt.c (expand_decl_cleanup): Add DECL to call of
- expand_eh_region_start_tree.
- (expand_dcc_cleanup): Likewise.
- (expand_dhc_cleanup): Likewise.
- (expand_start_case): Switches introduce conditional contexts.
- (expand_start_case_dummy): Likewise.
- (expand_start_case_dummy): Likewise.
- (expand_end_case): Likewise.
-
-Tue Apr 29 11:45:09 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (dwarf2out_decl): Undo earlier change.
- (constant_size): Likewise.
- (gen_subprogram_die): Handle NULL context_die.
-
- * mips/iris6.h (ASM_OUTPUT_CONSTRUCTOR): Fix for -mabi=64.
- (ASM_OUTPUT_DESTRUCTOR): Likewise.
-
-Mon Apr 28 09:10:19 1997 Jeffrey A Law (law@cygnus.com)
-
- * h8300.c (push_order, pop_order): Add missing initializer entries.
-
-Fri Apr 25 19:39:43 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * h8300.c (output_adds_subs): Check for adding 0.
-
-Fri Apr 25 14:52:31 1997 Jim Wilson <wilson@cygnus.com>
-
- * configure (i[3456]86-*-freebsdelf*, i[3456]86-*-freebsd*): Use
- t-freebsd instead of x-freebsd.
- * i386/t-freebsd: Renamed from x-freebsd.
-
-Fri Apr 25 12:16:20 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * go32.h (DBX_*): Use definitions from config/dbxcoff.h instead.
-
-Fri Apr 25 11:55:54 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386/cygwin32.h (MULTIPLE_SYMBOL_SPACES): Define.
-
-Thu Apr 24 18:32:56 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386/winnt.c (i386_pe_unique_section): New fn.
- * i386/cygwin32.h (UNIQUE_SECTION): Define.
- (MAKE_DECL_ONE_ONLY): Define.
- (ASM_OUTPUT_SECTION_NAME): Support DECL_ONE_ONLY.
-
- * c-decl.c (implicitly_declare): Don't set DECL_ARTIFICIAL.
-
-Thu Apr 24 17:11:23 1997 Jim Wilson <wilson@cygnus.com>
-
- * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
- TARGET_5200 support.
-
-Thu Apr 24 16:39:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * stmt.c (pushcase_range): Check for null range first.
-
-Wed Apr 23 23:06:28 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload1.c (reload_cse_record_set): Use push_operand to check for
- changes to the stack pointer.
-
-Wed Apr 23 19:56:01 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * calls.c (expand_call): If we're in a thunk, pass through invisible
- references instead of making a copy.
- * flags.h: Add current_function_is_thunk.
- * function.c: Likewise.
- (init_function_start): Initialize it.
- (push_function_context_to): Save it.
- (pop_function_context_from): Restore it.
- * function.h (struct function): Add is_thunk.
-
-Wed Apr 23 17:47:25 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (secondary_reload_class): Handle more cases where we
- need secondary reloads.
- (impossible_plus_operand): Accept anything that involves addition
- of the stack pointer.
- * mn10300.md (reload_insi): Always load the stack pointer into
- the destination (which is always an address register).
- * mn10300.h (STORE_FLAG_VALUE): Remove definition.
- * xm-mn10300.h: Declare malloc, realloc, calloc and free.
-
-Wed Apr 23 14:28:30 1997 Mike Stump <mrs@cygnus.com>
-
- * expr.h (sjthrow_libfunc): Add support for setjmp/longjmp based
- exception handling.
- ({sjpopnthrow,terminate,setjmp,longjmp}_libfunc): Likewise.
- (get_dynamic_handler_chain_libfunc): Likewise.
- * expr.c (expand_expr, case TRY_CATCH_EXPR): Likewise.
- (expand_expr, case POPD{C,H}C_EXPR): Likewise.
- * stmt.c (mark_block_as_eh_region): Likewise.
- (mark_block_as_not_eh_region): Likewise.
- (is_eh_region, conditional_contex, expand_start_bindings): Likewise.
- (expand_end_bindings, expand_{decl,dcc,dhc}_cleanup): Likewise.
- (expand_cleanups): Likewise.
- * tree.h (mark_block_as_eh_region): Likewise.
- (mark_block_as_not_eh_region, is_eh_region): Likewise.
- conditional_context, expand_dhc_cleanup): Likewise.
- * except.c (exception_via_longjmp): Likewise.
- (protect_cleanup_actions_with_terminate): Likewise.
- (current_function_d{h,c}c, add_partial_entry): Likewise.
- (get_dynamic_{handler,cleanup}_chain): Likewise.
- (start_dynamic_{cleanup, handler}): Likewise.
- (expand_eh_region_start{,_tree}, expand_eh_region_end): Likewise.
- (emit_throw, expand_leftover_cleanups): Likewise.
- (expand_{start,end}_all_catch, protect_with_terminate): Likewise.
- ({start,end}_eh_unwinder, init_eh_for_function): Likewise.
- ({save,restore}_eh_status, exception_optimize): Likewise.
- * optabs.c ({sjthrow,sjpopnthrow,terminate,setjmp}_libfunc): Likewise.
- ({longjmp,get_dynamic_handler_chain}_libfunc): Likewise.
- (init_optabs): Likewise.
- * except.h: Likewise.
- * libgcc2.c (__default_terminate): Likewise.
- (__terminate, __get_dynamic_handler_chain, __sjthrow): Likewise.
- (__sjpopnthrow): Likewise.
- * toplev.c (f_options): Likewise.
- * tree.def (TRY_CATCH_EXPR, POPDHC_EXPR, POPDCC_EXPR): Likewise.
- * pa.h (JMP_BUF_SIZE): Define.
- * sparc.h (JMP_BUF_SIZE): Define.
-
- * expr.h (cleanups_this_call): Transform uses of cleanups_this_call
- into uses of the cleanups managed by the block code
- (expand_start_bindings and friends). Remove defer_cleanups_to and
- expand_cleanups_to, and use start_cleanup_deferal and
- end_cleanup_deferal instead. Add exception_region,
- target_temp_slot_level, conditional_code,
- last_unconditional_cleanup and cleanup_ptr to struct nesting to
- facilitate conditional cleanups.
- * expr.c (cleanups_this_call, init_expr): Likewise.
- ({save,restore}_expr_status, store_expr): Likewise.
- (expand_expr, {defer,expand}_cleanups_to): Likewise.
- (do_jump, case TRUTH_{AND,OR}IF_EXPR): Likewise.
- (do_jump, case COND_EXPR): Likewise.
- * stmt.c (struct nesting): Likewise.
- (expand_return, expand_start_bindings, expand_end_bindings): Likewise.
- (expand_cleanups, {start,end}_cleanup_deferal): Likewise.
- * tree.h (start_cleanup_deferal): Likewise.
- (end_cleanup_deferal): Likewise.
- * calls.c (expand_call): Likewise.
- * function.h (struct function): Likewise.
- * except.c (asynchronous_exceptions): Support
- -fasynchronous_exceptions.
- (can_throw): Likewise.
- * toplev.c (f_options): Likewise.
-
- * flags.h (flag_short_temps): Remove support for short temps.
- * calls.c (expand_call): Likewise.
- * toplev.c (flag_short_temps): Likewise.
-
- * stmt.c (expand_start_target_temps): Add for convenience.
- (expand_end_target_temps): Likewise.
- * except.c (jumpif{,not}_rtx): Likewise.
-
- * stmt.c: Remove all traces of empty_cleanup_list.
-
-Wed Apr 23 17:26:40 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload1.c (reload_cse_mem_conflict_p): Don't assume that a
- SUBREG can not conflict with a MEM.
-
-Wed Apr 23 09:48:58 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
-
- * 1750a.md (cmphi): Fixed when next CC user is unsigned.
- (mov[hq]i-[23]): New patterns for mem-indirect moves.
- (movhf,movtqf): Corrected.
- * 1750a.c (memop_valid): Memory indirection now valid.
- (nonindirect_operand): Remove.
- (print_operand): Fix the 'J' output modifier.
- * 1750a.h (FRAME_POINTER_REQUIRED): Not required.
- (INITIAL_FRAME_POINTER_OFFSET,FIX_FRAME_POINTER_ADDRESS): Undefine.
- (FUNCTION_PROLOGUE,FUNCTION_EPILOGUE): Honor -fomit-frame-pointer.
- (ELIMINABLE_REGS,CAN_ELIMINATE,INITIAL_ELIMINATION_OFFSET): Defined.
- (PREFERRED_RELOAD_CLASS): Corrected.
- (CONST_COSTS,ADDRESS_COST,REGISTER_MOVE_COST,MEMORY_MOVE_COST):
- Slight adjustments.
- (ASM_APP_ON,ASM_APP_OFF): Corrected.
- * ms1750.inc (DUCR.M,DUC.M): Defined.
-
-Wed Apr 23 09:41:35 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * reload.c (push_reload): Fix last arg of call to find_dummy_reload.
-
-Wed Apr 23 09:29:14 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure (i[3456]86-next-*, m68k-next-nextstep{2,3}*):
- Remove out_file and add extra_objs.
- * config/nextstep.c: Add includes for config.h, stdio.h, and flags.h.
- * {i386,m68k}/t-next (nextstep.o): New rule.
- * m68k/next.h: Remove include of machmode.h.
- * {i386,m68k}/next.c: Files deleted.
-
-Tue Apr 22 20:45:29 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * sparc.h (DBX_CONTIN_LENGTH): Shrink to 1000.
-
-Tue Apr 22 18:21:20 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (gen_variable_dir): Add test for DW_AT_declaration to
- the old_die if statement, and delete assertion for it.
- (decl_ultimate_origin): Remove last change.
-
-Tue Apr 22 10:22:27 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (expand_prologue): End the current sequence before
- counting the tst insns in the current function. Start a new
- one before emitting any prologue instructions.
-
- * mn10300.h (REGISTER_MOVE_COST): Bump up cost of moves in the
- same class.
-
- * mn10300.md (untyped_call): New expander.
-
-Mon Apr 21 16:30:21 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * cse.c (fold_rtx, case PLUS): When seeing if negative of constant
- is around, make sure not dealing with largest negative.
-
-Mon Apr 21 13:57:53 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips/t-ecoff: Set TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
-
- * m68k.c (output_addsi3): New function. From addsi3 pattern.
- * m68k.h (output_addsi3): Add declaration.
- * m68k.md (movqi+2): Add address registers.
- (movxf+1): Disable for TARGET_5200.
- (movxf+2): New pattern for TARGET_5200.
- (addsi3): Add define_expand. Move code to output_addsi3.
- (addsi3_internal): Renamed from addsi3. Disable for TARGET_5200.
- (addsi3_5200): New pattern for TARGET_5200.
-
-Sun Apr 20 10:45:35 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (operand_equal_p): Constants are not equal if there
- has been an overflow.
-
- * toplev.c (compile_file): Shorten "branch-probabilities" in
- output of times.
-
- * alpha/vms.h (MOD[SD]I3_LIBCALL): Call ots$rem, not ots$mod.
- (DWARF2_DEBUGGING_INFO): Define.
-
- * alpha.c (alpha_need_linkage): Call get_identifier.
-
- * rs6000.c (rs6000_output_load_toc_table): New function.
- (output_prolog): Call it instead of doing it directly.
- * rs6000.md (nonlocal_goto_receiver): New pattern.
-
- * dwarf2out.c: Major cleanup; mostly reformatting.
- Include expr.h.
- Undefine inline ifndef __GNUC__; never define to include static.
- Add "static" to header of all inlined functions.
- Add declarations for all static functions, with prototypes.
- (addr_const_to_string): Use HOST_WIDE_INT_PRINT_* macros.
- (add_AT_*, new_{die,loc_descr,cfi): Don't check for xmalloc
- returning zero.
- (modified_type_die): Add missing parm on recursive call.
- ({reg,based}_loc_descriptor): Add missing arg to call to new_loc_descr.
- (add_const_value_attribute): Use REAL_VALUE_TYPE for fp calculations.
- (output_call_frame_info): Add missing arg to output_cfi call.
- (dwarf2out_def_cfa): Local variable OLD_REG must be unsigned long.
- * Makefile.in (dwarf2out.o): Includes expr.h.
-
- * dwarf2out.c: Cast first arg in all calls to bzero to char *.
- (decl_ultimate_origin): Return NULL if equal to decl.
- (constant_size): Never return more than 4.
- (value_format, case 8): New case.
- (dwarf2out_frame_debug): Use HARD_FRAME_POINTER_REGNUM.
- (based_loc_descr): Likewise.
- (add_bound_info): Delete default case.
- Add cases for CONVERT_EXPR and NON_LVALUE_EXPR; treat like NOP_EXPR.
- Change NOP_EXPR to recursive call.
- (add_type_attribute): Ignore unnamed subtype of integral or FP.
- (gen_subprogram_die): Use reg_loc_descriptor.
- (dwarf2out_decl): Ignore nested functions.
-
- * fix-header.c, protoize.c, gcov.c: Use symbolic codes for exit.
-
- * final.c (profile_function): Only call ASM_OUTPUT_REG_{PUSH,POP}
- if defined.
-
- * expr.c ({move,clear}_by_pieces_1, expand_assignment): Ensure
- we have unshared rtx before changing flags.
- (store_{constructor,field}): Likewise.
- (expand_expr, case COMPONENT_REF): Likewise.
- (store_expr): Check if TEMP and TARGET are same with rtx_equal_p.
-
- * emit-rtl.c (change_address, init_emit): Delete forward references.
- (rtl_obstack, stack_depth, max_stack_depth): Delete extern decls.
-
-Fri Apr 18 18:25:52 1997 Jim Wilson <wilson@cygnus.com>
-
- * function.c (instantiate_decls): For DECL_INCOMING_RTL, use max
- of type size and mode size in instantiate_decl call.
-
- * fixincludes (sys/lc_core.h): Fix OSF1/4.x namespace pollution.
-
-Wed Apr 16 19:36:53 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (add_bound_info): Use a DIE instead of a location
- expression for variable bounds. Trust a MEM rtx even when
- optimizing.
- (DWARF_FRAME_RETURN_COLUMN): Default to FIRST_PSEUDO_REGISTER.
-
- * expr.c (expand_expr, case RTL_EXPR): If there is no sequence,
- don't set it to const0_rtx.
- * tree.c (array_type_nelts): Don't return any SAVE_EXPRs.
-
-Mon Apr 14 18:12:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (RS6000_ITRUNC, RS6000_UITRUNC): Prepend underscores.
- (RS6000_MCOUNT): New macro.
- (ASM_FILE_START): Use RS6000_MCOUNT.
- * rs6000.c (output_function_profiler): Use RS6000_MCOUNT.
- * rs6000/aix31.h (RS6000_{ITRUNC,UITRUNC,MCOUNT}): New macros.
-
-Mon Apr 14 14:37:27 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (can_use_return_insn): Include outgoing argument
- area in size computation.
- (expand_prologue): Likewise. No longer diddle with sequences.
- Put register saves just before outgoing argument area.
- (expand_epilogue): Similarly.
- (impossible_plus_operand): New function.
- * mn10300.h (FRAME_POINTER_REQUIRED): Never require a frame pointer.
- (ACCUMULATE_OUTGOING_ARGS, OUTGOING_REG_PARM_STACK_SPACE): Define.
- (impossible_plus_operand): Declare.
- * mn10300.md (reload_insi): New expander to handle pathological
- reload cases.
- (addsi3): Fix CC status.
-
- * mn10300.h (FUNCTION_VALUE): Return addresses in $a0.
- (FUNCTION_VALUE_REGNO_P): Corresponding changes.
- * mn10300.md (call_value_internal): Allow output to be in an
- address register.
-
- * calls.c (emit_library_call): Handle saving of stack slots when
- ACCUMULATE_OUTGOING_ARGS is defined.
- (emit_library_call_value): Likewise.
-
-Mon Apr 14 14:48:15 1997 Jim Wilson <wilson@cygnus.com>
-
- * sh.md (xtrct_left, xtrct_right): New patterns.
-
- * combine.c (get_last_value_validate): New argument insn.
- Add check for memory reference clobbered by later store.
- (record_value_for_reg, get_last_values): Pass in new argument.
-
-Mon Apr 14 14:03:18 1997 Mike Meissner <meissner@cygnus.com>
-
- * configure (powerpc --with-cpu=x): Add embedded powerpcs and 604e.
-
- * rs6000.c (rs6000_override_options): Recognize -mcpu=801, -mcpu=823,
- and -mcpu=604e.
-
-Sun Apr 13 18:43:16 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload1.c (invalidate_regno_rtx): New static variable.
- (reload_cse_invalidate_regno): Check whether any earlier registers
- have a multi-register value which includes the register we are
- invalidating.
- (reload_cse_regs): Initialize invalidate_regno_rtx.
-
- * reload1.c (reload_cse_record_set): When setting reg_values for a
- copy from one register to another, use gen_lowpart_common to
- adjust the value correctly if the mode changes.
-
-Sun Apr 13 17:24:48 1997 Doug Evans <dje@cygnus.com>
-
- * expr.c (move_block_from_reg): Try using integral mov operation first.
-
- * calls.c (expand_call): When copying unaligned values into a register,
- zero out the register first rather than emitting a clobber.
-
- * integrate.c (copy_rtx_and_substitute): If FRAME_GROWS_DOWNWARD
- and regno == VIRTUAL_STACK_VARS_REGNUM, round size of stack slot up
- before calling assign_stack_temp.
-
-Sun Apr 13 15:29:38 1997 Ulrich Drepper <drepper@cygnus.com>
-
- * enquire.c (fake_f_rep): Add missing element name in cast.
-
-Sun Apr 13 15:20:05 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS):
- Fix sign bug in last change.
-
-Sun Apr 13 15:03:38 1997 J.T. Conklin <jtc@netbsd.org>
-
- * m68k.md (movstricthi): Remove extraneous comparisons.
-
- * configure (*-*-netbsd): tmake_file now t-netbsd; delete xmake_file.
- * config/t-netbsd: New file.
- * config/x-netbsd: Removed.
-
-Sun Apr 13 14:51:25 1997 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * cse.c (canon_reg, cse_insn): Don't examine insn_n_dups if
- recog_memoized fails to find a match.
-
-Sun Apr 13 14:17:26 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload1.c (reload_cse_noop_set_p): Add insn parameter. Change
- all callers. If deleting the instruction, remove any earlier
- REG_DEAD note for DREG.
- (reload_cse_simplify_set): If simplifying, remove any earlier
- REG_DEAD note for the new source register.
-
-Sun Apr 13 14:12:08 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * libgcc2 (L_bb, L_exit): Use 0 rather than NULL for null pointers.
-
-Sun Apr 13 12:53:03 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k/linux.h (ASM_SPEC): Define.
- (STRUCT_VALUE_REGNUM, STATIC_CHAIN_REGNUM, INITIALIZE_TRAMPOLINE):
- Remove definitions, undoing the change of Mar 20 1996.
-
- * m68k.c (output_move_qimode): Optimize pushing one byte if source
- operand does not use stack pointer.
-
- * m68k.md (rotl[shq]i3, rotl[hq]i3+1): Don't directly modify operand.
-
- * m68k.md (tstdi): Add missing parallel around the pattern.
-
-Sun Apr 13 12:51:00 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c, cpplib.c (do_include): Diagnose #import and
- #include_next if pedantic and if not in a system header.
- (do_warning): #warning now causes an error if -pedantic-errors
- is given; this is needed since #warning isn't ANSI.
-
- * toplev.c (lang_options): Add -Wundef, -Wno-undef.
- * c-decl.c (c_decode_option): Ignore -Wundef, -Wno-undef.
-
- * cccp.c, cexp.y (warn_undef): New variable.
- * cpplib.h (struct cpp_options): New member warn_undef.
- (CPP_WARN_UNDEF): New macro.
-
- * cccp.c (main), cpplib.c (cpp_handle_options): Set warn_undef
- from -Wundef and -Wno-undef.
-
- * cppexp.c (cpp_lex) New arg skip_evaluation.
- (cpp_parse_expr): Pass skip_evaluation to cpp_lex.
- Abort if cpp_lex returns NAME.
-
- * cexp.y (exp), cppexp.c (cpp_lex): Optionally warn about undefined
- identifiers that evaluate to 0.
-
-Sun Apr 13 11:43:16 1997 Joel Sherrill <joel@OARcorp.com>
-
- * configure (hppa1.1-*-rtems*): New target.
- * mips/rtems.h: New file.
-
-Sun Apr 13 09:48:26 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * gcov.c (print_usage, open_files): Use FATAL_EXIT_CODE.
- * collect2.c (fatal_perror, fatal, collect_wait): Likewise.
-
- * sparc.c (eligible_for_delay_slot): Clean up and make to agree
- precisely with patterns in MD file.
- * sparc.md (*return_addsi): Change condition to exclude both ints.
- (*return_adddi): Likewise.
- (*return_subsi): New pattern.
-
- * recog.c (validate_replace_rtx_1, case MINUS): New case.
-
-Sun Apr 13 08:20:24 1997 Thomas Bushnell <thomas@gnu.ai.mit.edu>
-
- * i386/gnu.h (TARGET_VERSION): Redefine.
-
-Sun Apr 13 08:15:31 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * c-typeck.c (lookup_field): Don't recurse unless FIELD is
- a RECORD_TYPE or UNION_TYPE.
-
- * final.c (profile_function): Save the static chain register
- around the call to the profiler function.
-
- * loop.c (invariant_p, case REG): Pointers into frame are not
- invariants if function has nonlocal gotos.
- * reload1.c (reload): If function has nonlocal label, mark all
- caller-saved regs as used.
-
-Fri Apr 11 16:49:06 1997 Doug Evans <dje@seba.cygnus.com>
-
- * m32r.h (REG_ALLOC_ORDER): Restore to original setting.
-
- * m32r.h (UPPER16_P): Fix calculation.
- * m32r.c (two_insn_const_operand): New function.
- (m32r_print_operand): Handle 'X'.
- * m32r.md (movsi): Tweak.
- (*movsi_insn): Output hex value of constants too.
- (movsi define_split): Add.
- (andsi3,orsi3,xorsi3): Output hex value of constants too.
-
-Thu Apr 10 18:39:33 1997 Jim Wilson <wilson@cygnus.com>
-
- * sh.md (sne): Modified to use negc instead of xor.
- (sne+1): New define_split for new sne pattern.
- * sh.c (output_stack_adjust): Reorganize code for readability.
- If size is negative, negate and subtract it instead of adding it.
-
-Wed Apr 9 13:51:07 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (output_stack_adjust): When splitting an adjustment into two
- parts, make sure the stack is aligned at all times.
-
-Tue Apr 8 12:34:38 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.h (RETURN_ADDR_RTX): Define.
-
-Mon Apr 7 19:19:57 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (count_tst_insns): New function.
- (expand_prologue): Load zero into data and/or address registers
- if any are free and the function has optimizable tst insns.
- (output_tst): If a suitable register is known to have the
- value zero, use it instead of searching for a suitable register.
- * mn10300.h (zero_dreg, zero_areg): Declare.
- (FRAME_POINTER_NEEDED): Frame pointers are not needed if the
- outgoing argument size is zero.
- * mn10300.md (movXX): Optimize loading zero into an address
- register if possible. Optimize loading a DF/DI mode value
- into an address register from a constant memory address.
- (addsi3): Provide alternative which doesn't require a matching
- inout operand.
- (return): Optimize consecutive return instructions.
-
-Mon Apr 7 17:30:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * mips/iris5.h (SUBTARGET_CC1_SPEC): Define.
- (LINK_SPEC, STARTFILE_SPEC): Support -static.
- * mips/iris6.h (SUBTARGET_CC1_SPEC): Define.
- (STARTFILE_SPEC, LINK_SPEC): Support -static.
- * mips.h: (SUBTARGET_CC1_SPEC): Define.
- (CC1_SPEC): Add subtarget_cc1_spec.
- (EXTRA_SPECS): Add subtarget_cc1_spec.
-
-Sun Apr 6 12:24:53 1997 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm.md (incscc): Use a match_operand with cc_register to match
- the condition code register.
- (decscc, *condbranch, *condbranch_reversed, *mov_scc): Likewise.
- (*mov_negscc, *mov_notscc, *cond_return): Likewise.
- (*cond_return_inverted, *ior_scc, *cond_move): Likewise.
- (insv): New expand.
- (andsi_notsi_si): Renamed from *andsi_notsi_si.
- (andsi_not_shiftsi_si): New insn.
- (*minmax_arithsi): Don't match this insn if operand1 is an
- eliminable register.
- ({sin,cos}*): Delete, since the ARM always emulates these its
- faster to call a library function.
- (movsicc, *movsicc_insn): Make operand0 an s_register_operand,
- and operand3 an arm_not_operand. Use cc_register to match the
- condition code register.
- (mov[sd]fcc*): Make operand[0,2] s_register_operands, and operand3
- the nonmemory_operand. Use cc_register to match the condition
- code register.
- (*ifcompare_plus_move): Move before *ifcompare_arith_move. Just do
- a split for the output.
- (*ifcompare_move_plus): Similarly, but relative
- to *ifcompare_move_arith.
- (*if_plus_move, *if_move_plus): New patterns.
- (*ifcompare_arith_arith): Simplify the alternatives down to just one,
- and split the insn before output.
- (*if_arith_arith, *if_arith_move, *if_move_arith): New patterns.
- (*ifcompare_move_not, *ifcompare_not_move): Simplify and split the
- insn before output.
- (*if_move_not, *if_not_move): New patterns.
- (*ifcompare_shift_move, *ifcompare_move_shift): Simplify and split the
- insn before output.
- (*if_shift_move, *if_move_shift): New patterns.
- (*ifcompare_shift_shift): Simplify and split the insn before output.
- (*if_shift_shift): New pattern.
- (*ifcompare_not_arith, *ifcompare_arith_not): Simplify and split the
- insn before output.
- (*if_not_arith, *if_arith_not): New patterns.
- (*ifcompare_neg_move, *ifcompare_move_neg): Simplify and split the
- insn before output.
- (*if_neg_move, *if_move_neg): New patterns.
-
-Sat Apr 5 20:17:43 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/sol-ci.asm (_environ): Don't make _envrion a common
- variable, the lastest assembler doesn't let common variables also
- be a weak symbol.
-
-Fri Apr 4 18:30:12 1997 Jim Wilson <wilson@cygnus.com>
-
- * rs6000.md (adddi3): Use non_short_cint_operand instead of
- non_add_cint_operand.
-
-Thu Apr 3 15:08:39 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (can_use_return_insn): Add size of fixed stack space
- for function calls into the size of the frame.
- (expand_prologue, expand_epilogue): Likewise.
- (initial_offset): Corresponding changes..
- * mn10300.h (OUTGOING_REG_PARM_STACK_SPACE): No longer define.
- (STACK_POINTER_OFFSET): Define.
- * mn10300.md (call, call_value expanders): Don't adjust the stack
- pointer here anymore.
-
- * mn10300.md (ashlsi3): Remove some alternatives which are no longer
- needed or desired.
-
-Thu Apr 3 15:06:53 1997 Jim Wilson <wilson@cygnus.com>
-
- * local-alloc.c (no_conflict_p): Reject sequences with foreign insns.
-
- * combine.c (move_deaths): Handle partial REG_DEAD note for
- multi-reg hard register.
-
- * function.c (expand_function_start): Emit queue after expanding
- each dynamic parameter type.
-
- * mips.c (mips_move_2words): Add SIGN_EXTEND support for SYMBOL_REF,
- LABEL_REF, and CONST operands.
-
- * dwarf2out.c: Delete comment referring to README.DWARF.
-
-Wed Apr 2 17:21:23 1997 Jim Wilson <wilson@cygnus.com>
-
- * rs6000.md (ashrdi3_power): Mark alternative 0 as early_clobber
- output.
-
- * rs6000.md (abssi3_nopower define_split): Switch operands of MINUS.
- (nabssi3_nopower define_split): Likewise.
-
-Tue Apr 1 19:30:01 1997 Mike Stump <mrs@cygnus.com>
-
- * libgcc2.c (find_exception_table): Fix to logic to deal with
- functions that are in their own section, such as template
- instantiations, that cause overlapping EH tables.
-
-Tue Apr 1 17:16:22 1997 Jeffrey A Law (law@cygnus.com)
-
- * Makefile.in (USER_H): Add va-mn10300.h
-
- * ginclude/stdarg.h: Include va-mn10300.h.
- * ginclude/varargs.h: Likewise.
- * ginclude/va-mn10300.h: New file.
- * mn10300.c (expand_prologue): If current_function_varargs is nonzero,
- flush d0/d1 back into stack.
- (mn10300_builtin_saveregs): New function.
- (function_arg, function_arg_partial_nregs): New functions.
- (initial_offset): Tweak now that the RP save area is allocated
- and deallocated around each call again.
- * mn10300.h (FIRST_PARM_OFFSET): Now 4.
- (FRAME_POINTER_REQUIRED): Require frame pointer for all non-leaf fcns.
- (REG_PARM_STACK_SPACE): Now 8 bytes.
- (FUNCTION_ARG_REGNO_P): Update for new parameter passing conventions.
- (CUMULATIVE_ARGS, INIT_CUMULATIVE_ARGS): Likewise.
- (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Likewise.
- (FUNCTION_ARG_PARTIAL_NREGS): Likewise.
- (TRAMPOLINE_TEMPLATE): Don't clobber d0 anymore.
- (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
- (EXPAND_BUILTIN_SAVEREGS): Define.
- * mn10300.md (call, call_value patterns): Allocate and deallocate
- stack slot for return pointer around each call.
-
- * mn10300.h (RTX_COSTS): Refine.
- (CASE_VALUES_THRESHHOLD, NO_FUNCTION_CSE): Likewise.
- * mn10300.c (output_tst): New function.
- * mn10300.md (movdi, movdf): Improve code to load constants into regs.
- (tst insns): Use output_tst to optimize some cases. Add versions to
- encourage more zero extensions instead of sign extensions of HImode
- and QImode values.
- (divsi3, udivsi3): Remove patterns. Replaced by...
- (divmodsi4, udivmodsi4): New expanders/patterns.
- (andsi3): Optimize "and" operations with certain constants.
-
-Tue Apr 1 09:14:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h: (ADJUST_COSTS): Define.
-
-Fri Mar 28 17:46:13 1997 Jim Wilson <wilson@cygnus.com>
-
- * Makefile.in (LANGUAGES): Add gcov.
- (OBJS): Add profile.o.
- (STAGESTUFF): Add gcov.
- (profile.o, gcov.o, gcov): Add rules to build them.
- (install-common): Install gcov.
- * combine.c (distribute_notes): Handle REG_BR_PROB and REG_EXEC_COUNT
- REG_NOTES.
- * sparc.h (OVERRIDE_OPTIONS): Check profile_arc_flag.
- * final.c (LONG_TYPE_SIZE): Define.
- (count_instrumented_arcs): New variable.
- (end_final, profile_after_prologue, leaf_function_p): Add support
- for profile_arc_flag.
- (add_bb): Only call CC_STATUS_INIT if HAVE_cc0.
- * flags.h (profile_arc_flag, flag_test_coverage,
- flag_branch_probabilities): Declare.
- * function.c (expand_function_end): Output NOTE_REPEATED_LINE_NUMBER
- for last line of function.
- * integrate.c (expand_inline_function): Output
- NOTE_REPEATED_LINE_NUMBER after inlined call.
- * jump.c (jump_optimize, follow_jumps, mark_jump_label): Disable some
- optimizations when flag_test_coverage and there is a line number note
- in the way.
- (invert_jump): Add REG_BR_PROB when flag_branch_probabililties.
- * libgcc2.c (__bb_exit_func): Support gcov style output.
- * reorg.c (mostly_true_jump): Use REG_BR_PROB notes when
- flag_branch_probabilities.
- * rtl.c (note_insn_name): Add NOTE_REPEATED_LINE_NUMBER.
- (reg_note_name): Add REG_BR_PROB and REG_EXEC_COUNT.
- * rtl.h (enum reg_note): Add REG_BR_PROB and REG_EXEC_COUNT.
- (REG_BR_PROB_BASE): Define.
- (NOTE_REPEATED_LINE_NUMBER): Define.
- * sched.c (update_flow_info): Handle REG_EXEC_COUNT and REG_BR_PROB
- notes.
- * toplev.c (branch_prob_dump, profile_arc_flag, flag_test_coverage,
- flag_branch_probabilities, branch_prob_dump_file, branch_prob_time):
- New variables.
- (f_options): Add profile-arcs, test-coverage, and
- branch-probabilities.
- (compile_file): Set branch_prob_time. Pass flag_test_coverage to
- init_emit_once. Handle branch_prob_dump. Call init_branch_prob.
- Call end_branch_prob. Call output_func_start_profiler.
- (rest_of_compilation): Handle branch_prob_dump. Call new
- branch_prob pass.
- (main): Set branch_prob_dump.
- * gcov.c, profile.c, gcov-io.h, gcov.texi: New files.
-
-Thu Mar 27 16:52:52 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.h (CPP_CPU_DEFAULT): Define if TARGET_CPU_DEFAULT is not set.
- * i386.h (STACK_BOUNDARY): Define to always be 32.
-
- From J"orn Rennecke <amylaar@cygnus.co.uk>
- * i386.md: (zero_extendhisi2+[12]): Use true_regnum instead of
- REGNO for operand 0.
- (zero_extendqisi2+3): Use reg_overlap_mentioned_p instead of REGNO
- comparison; use true_regnum instead of REGNO for rtx generation.
-
-Wed Mar 26 12:34:21 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload1.c (reload): Call reload_cse_regs.
- (reg_values): New static variable.
- (reload_cse_invalidate_regno): New static function.
- (reload_cse_mem_conflict_p): New static function.
- (reload_cse_invalidate_mem): New static function.
- (reload_cse_invalidate_rtx): New static function.
- (reload_cse_regs): New static function.
- (reload_cse_regno_equal_p): New static function.
- (reload_cse_noop_set_p): New static function.
- (reload_cse_simplify_set): New static function.
- (reload_cse_check_clobbered): New static variable.
- (reload_cse_check_src): New static variable.
- (reload_cse_check_clobber): New static function.
- (reload_cse_record_set): New static function.
-
-Wed Mar 26 07:34:06 1997 Ulrich Drepper <drepper@cygnus.com>
-
- * ginclude/stdarg.h (__va_copy): New definition.
-
-Tue Mar 25 13:43:36 1997 Michael Meissner <meissner@cygnus.com>
-
- * gcc.c (init_spec): If -v, print out that the default spec values
- were being used. Fix prototype to reflect no arguments.
- (set_spec): If specs has not been set, set it up with the default
- specs.
- (read_specs): Move to later in the file so that startfile_prefixes
- has been declared. Process "%include <file>" to include another
- specs file, aborting if the file can't be found. Process
- "%include_noerr <file>: to include another specs file, giving no
- error if the file can't be found. Process "%rename var1 var2" to
- rename a specs variable. Take new argument that indicates whether
- we are processing the main file. Only process % commands if this
- is not the main specs file. Change callers.
- (main): Do not call init_spec if a specs file was found.
- (set_spec,read_specs,do_spec_1): If DEBUG_SPECS is defined, print
- debug information.
-
-Tue Mar 25 14:43:58 1997 Doug Evans <dje@cygnus.com>
-
- * expr.c (emit_push_insn): Delete emission of CLOBBER
- when doing partial push, no longer necessary.
-
- * c-decl.c (grokdeclarator): Pedwarn qualified void function return
- type.
-
-Tue Mar 25 14:28:15 1997 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * reload.c (find_dummy_reload): New parameter earlyclobber. If set
- then don't use IN for the reload if it also appears elsewhere in
- the insn. All callers changed.
-
-Tue Mar 25 13:20:18 1997 J.T. Conklin <jtc@cygnus.com>
-
- * m68k/lb1sf68.asm (udivsi3): Fix hunk from previous patch that
- did not apply correctly.
-
- * m68k.md (tablejump): Use extl to explicitly sign extend
- index registeron TARGET_5200.
- * m68k/{apollo68.h,coff.h,linux.h,mot3300.h,pbb.h}
- (ASM_RETURN_CASE_JUMP): Likewise.
-
- * m68k.md (mulsi3): Changed into define_expand. Split insn into
- m68k and coldfire specific versions with appropriate constraints.
-
- * m68k.md (movqi): Disable use of address registers for
- TARGET_5200.
-
- * m68k/lb1sf68.asm (__modsi3, __umodsi3): Use mulsl instruction
- instead of __mulsi3 function call on the coldfire.
-
- * m68k.md (bne0_di): Fix typo in last change.
-
- * m68k.md (xorsi3_5200): Correct constraints.
-
- * m68k.c (output_move_{si,hi,qi}mode): New functions.
- * m68k.h (output_move_{si,hi,qi}mode): Declare.
-
- * m68k.md (move{si,hi,qi,di}): Changed into define_expands. Split
- insns into m68k and coldfire specific versions with appropriate
- constraints.
-
-Tue Mar 25 12:18:41 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (GCC_PASSES): Revert previous change; use cc1$(exeext).
-
-Mon Mar 24 16:12:20 1997 Doug Evans <dje@cygnus.com>
-
- * m32r/*: New files.
- * config.sub: Add m32r.
- * configure: Add m32r.
- * longlong.h: Add m32r support.
- * ginclude/{stdarg.h,varargs.h}: Add m32r support.
- * ginclude/va-m32r.h: New file.
-
-Mon Mar 24 15:53:15 1997 Joel Sherrill <joel@OARcorp.com>
-
- * rs6000/rtems.h: Change to a near clone of the powerpc-eabi target.
- * configure (powerpc*-*-rtems): Move before GNU/Linux configuration.
-
-Mon Mar 24 14:26:37 1997 Gavin Koch <gavin@cygnus.com>
-
- * ginclude/va-mips.h: For little endian, eabi, objects
- less than __va_reg_size are passed in registers.
-
-Fri Mar 21 00:48:02 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (print_operand): Handle 'N'.
-
- * mn10300.c (expand_epilogue): Correctly handle functions
- with large frames, but no callee register saves.
-
- * mn1300.md (movdf, movdi): Handle overlapping moves.
-
- * pa.c (compute_movstrsi_length): Handle residuals correctly.
-
-Thu Mar 20 13:53:30 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (easy_fp_constant): If -mrelocatable, consider all fp
- constants to be hard.
-
-Mon Mar 20 13:53:30 1997 Jim Wilson <wilson@cygnus.com>
-
- * rs6000.md (movdf/movsf define_splits): Add SUBREG support.
-
- * rs6000.c (fp_reg_or_mem_operand): Delete.
- * rs6000.h (PREDICATE_CODES): Remove fp_reg_or_mem_operand.
- (fp_reg_or_mem_operand): Delete declaration.
- * rs6000.md (movsf_hardfloat): Use nonimmediate_operand instead
- of fp_reg_or_mem_operand.
-
-Thu Mar 20 08:52:27 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.md (cmpsi): Handle comparing a register with
- itself by adding zero to the reg. Z bit for such an insn is
- inverted.
- * mn10300.c (notice_update_cc): Handle CC_INVERT.
-
- * pa.c (emit_move_sequence): Don't lose for a secondary reload
- to the SAR register if the input is a MEM with an offset that won't
- fit in 14bits.
-
-Wed Mar 19 17:10:44 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k/linux.h (ASM_OUTPUT_MI_THUNK): Define.
-
-Wed Mar 19 16:59:34 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c, cpplib.c (do_error, do_warning): Fix memory leak.
-
- * cccp.c (output_line_directive): Do not output negative line
- numbers when analyzing directives like `#line 0'.
-
- * cexp.y (parse_number, yylex), cccp.c (rescan), cpplib.c
- (cpp_get_token): Unless -lang-c89 is specified, allow C9X-style
- hexadecimal floating-point numbers as preprocessor numbers.
- * cccp.c (c89): New decl.
- (main): Set it to 1 if -lang-c89.
- * cpplib.h (struct cpp_options): New member c89.
- (CPP_C89): New macro.
- * cpplib.c (unsafe_chars): `p' is unsafe before `-' or `+', since it
- might generate a C9X-style hexadecimal floating-point number.
- (cpp_handle_options): Set c89 option to 1 if -lang-c89.
-
-Tue Mar 18 17:05:57 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.h (STACK_BOUNDARY): Determine according to TARGET_ALIGN_DOUBLE.
-
- * i386.c (override_options) Make the default alignment 4 for 486,
- otherwise 2.
-
- * i386/freebsd-elf.h (CPP_SPEC): Remove TARGET_CPU_DEFAULT reference.
- * i386/linux{,-aout,-oldld}.h (CPP_SPEC): Likewise.
-
- * i386/go32.h (DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
- NO_STAB_H, ASM_FILE_START, DBX_BLOCKS_FUNCTION_RELATIVE,
- DBX_FUNCTION_FIRST, DBX_OUTPUT_MAIN_SOURCE_FILE_END,
- ASM_OUTPUT_SOURCE_LINE): Added to support stabs.
- (ASM_OUTPUT_SECTION_NAME): Support section attribute.
-
-Tue Mar 18 16:12:28 1997 Jim Wilson <wilson@cygnus.com>
-
- * final.c (shorten_branches): Split all insns before computing insn
- lengths.
- (final_scan_insn, case default): If HAVE_ATTR_length defined, call
- abort for any insn that has a '#' output template.
-
- * expr.c (emit_group_load): Call operand_subword instead of creating
- an explicit SUBREG.
-
- * reload1.c (reload_reg_free_before_p, case
- RELOAD_FOR_OPERAND_ADDRESS): Conflicts with RELOAD_FOR_OPADDR_ADDR
- reloads.
-
- * configure (alpha-dec-osf[23456789]*): Use install-headers-cpio
- for osf4.
-
- * gcc.c (init_spec): Delete parameter. Always initialize extra_specs.
- (process_command, main): Change all callers.
-
- * combine.c (if_then_else_cond): Call copy_rtx to prevent sharing.
-
-Tue Mar 18 14:59:12 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * function.c (assign_parms): Add a REG_EQUIV note to the
- instruction which copies a parameter into a pseudo-register
- whenever there is an associated stack slot, even if the parameter
- actually arrived in a register.
-
-Tue Mar 18 14:24:48 1997 Doug Evans <dje@cygnus.com>
-
- * configure (alpha-dec-osf[23]): Separate osf[23] case.
- * alpha.h (LIB_SPEC): -lprof1 requires -lpdf for OSF 4.
- * alpha/osf2or3.h: New file.
-
-Tue Mar 18 11:32:10 1997 Jeffrey A Law (law@cygnus.com)
-
- * m68k.c (m68k_last_compare_had_fp_operands): New variable.
- * m68k.h (m68k_last_compare_had_fp_operands): Declare it.
- * m68k.md (tst*, cmp*): Turn into define_expand/define_insn pairs.
- Keep track of whether test/compare has fp operands.
- (seq, sne, sgt, slt, sge, sle): Turn into define_expand/define_insn
- pairs. Make expanders FAIL if TARGET_68060 and last comparison/test
- had fp operands.
-
-Tue Mar 18 04:29:29 1997 Richard Earnshaw <rearnsha@armltd.co.uk>
-
- * arm.md (movhi): Handle generation of large constants during
- and after reload.
-
-Mon Mar 17 17:30:24 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * gmicro.h (RETURN_POPS_ARGS): Make sure FUNDECL is non-nil
- before we try to use it.
- * m68k.h (RETURN_POPS_ARGS): Likewise.
- * ns32k.h (RETURN_POPS_ARGS): Likewise.
- * pyr.h (RETURN_POPS_ARGS): Likewise.
-
-Mon Mar 17 17:13:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS):
- Only add padding if a bit field would otherwise span more units
- of alignment than its base type.
-
-Mon Mar 17 17:03:55 1997 J.T. Conklin <jtc@cygnus.com>
-
- * m68k.md (beq0_di, bne0_di, bge0_di, blt0_di): Use cmpw #0
- instead of tstl when testing address registers on the 68000.
-
- * m68k/lb1sf68.asm: Fix prologues/epilogues to deal with the lack
- of predecrement/postincrement addressing modes in the coldfire
- moveml instruction.
-
-Mon Mar 17 17:00:14 1997 Scott Christley <scottc@net-community.com>
-
- * Fix long standing bug where first method call for a class could
- result in a garbled stack or produce an incorrect return value.
- * objc/sendmsg.c (__objc_block_return): Remove function.
- (__objc_word_return, __objc_double_return): Remove functions.
- (__objc_get_forward_imp): New function.
- (__objc_init_dispatch_tables): Install zero instead of
- __objc_init_install_dtable.
- (__objc_init_install_dtable): No longer call the method but
- allow objc_msg_lookup return it for normal execution.
- (obj_msg_lookup): Differentiate between when a method isn't
- implemented and when the dispatch table needs to be installed.
- Return the IMP when the dispatch table is installed versus
- having __objc_init_install_dtable call it.
- (get_imp): Install dispatch table if needed and return IMP
- from the newly installed dispatch table.
- (__objc_responds_to): Install dispatch table if needed before
- checking if method is implemented.
-
-Mon Mar 17 16:29:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * tree.c (build_{index,range}_type): Ensure expressions for min
- and max value are in same obstack as type.
-
-Mon Mar 17 15:44:18 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * cccp.c [#if VMS] (O_RDONLY, O_WRONLY): Delete (redundant).
- (BSTRING): Delete (obsolete; usage occurs prior to definition).
- (do_include): Handle old VAX C style includes better.
-
-Mon Mar 17 13:46:47 1997 Paul Eggert <eggert@twinsun.com>
-
- * cexp.y, cppexp.c (parse_number): Invalid integer constants are
- errors if pedantic.
- * cexp.y (yylex): Invalid multibyte characters are errors if pedantic.
- * cppexp.c (cpp_lex): Likewise.
- * cppexp.c (cpp_parse_escape): Character constants that do not fit are
- errors if pedantic.
-
- * c-parse.in (expr_no_commas): Do not store temporary
- skip_evaluation increments on yacc value stack.
-
-Sun Mar 16 19:54:49 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (expand_expr, case PLACEHOLDER_EXPR): Refine which
- object is picked.
-
-Sun Mar 16 15:45:45 1997 Jeffrey A Law (law@cygnus.com)
-
- * loop.c (strength_reduce): Adjust BENEFIT appropriately if an
- autoincrement memory reference will eliminate add insns.
-
-Sun Mar 16 08:41:40 1997 Scott Christley <scottc@net-community.com>
-
- * i386.md (untyped_call): Re-enable code.
- * objc/sendmsg.c (__objc_block_return): New function.
- (__objc_word_return, __objc_double_return): New functions.
- (__objc_init_install_dtable): Call appropriate return function
- based upon method type.
- * objc/thr-pthreads.c: Correct include path.
-
-Sat Mar 15 07:58:33 1997 Scott Christley <scottc@net-community.com>
-
- * objc-act.c (OBJC_VERSION): Increment version.
- * objc/init.c (OBJC_VERSION): Likewise.
-
-Sat Mar 15 07:58:00 1997 Ovidiu Predescu <ovidiu@net-community.com>
-
- * Implement +load.
- * objc/init.c (objc_send_load, __objc_send_load): New functions.
- (__objc_send_message_in_list): New function.
- (__objc_force_linking): New function.
- (__objc_exec_class): Don't call _objc_load_callback here.
- * objc/linking.m: New file.
- * objc/sendmsg.c (class_add_method_list): Check for the +load method
- when adding a methods list to a class.
- * objc/Makefile (OBJC_O): Add linking.m.
-
- * Allow methods defined in categories to override methods that are
- defined in the class implementation.
- * objc/sendmsg.c (__objc_install_methods_in_dtable): New function.
- (class_add_method_list): Don't check anymore for duplicate methods.
-
- * config/nextstep.h (INCLUDE_DEFAULTS): Define to something useful
- when cross-compiling.
-
- * The static instances list moved from the objc_module struct to
- objc_symtab struct, at the end of defs array. This now allows the NeXT
- gdb to work with binaries generated for the GNU ObjC runtime.
- * objc-act.c (build_objc_symtab_template): Make sure
- defs in objc_symtab is a NULL terminated array.
- (init_def_list): Attach statics to end of def list.
- (init_objc_symtab): Take statics list into account.
- (init_module_descriptor, build_module_descriptor): Don't add statics.
- (generate_static_references): Indicate that statics are used.
- (finish_objc): Process statics in the beginning.
- * objc/objc-api.h (objc_module): Eliminate statics variable.
- * objc/init.c (__objc_exec_class): Access statics from their
- new place in the defs variable.
-
-Sat Mar 15 07:29:15 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * reload.c: Include expr.h.
- (find_reloads_address, find_reloads_address_1): New argument INSN.
- (find_reloads_address_1): Reload inside of p{re,ost}_{in,de}c
- instead of entire p{re,ost}_{in,de}c where appropriate.
- * Makefile.in (reload.o): Added expr.h to dependencies list.
-
-Sat Mar 15 07:17:12 1997 Richard Henderson <rth@tamu.edu>
-
- * reload.h (eliminate_regs): Add STORING arg.
- * reload1.c (eliminate_regs): Likewise.
- (eliminate_regs, case SET): Pass that we are storing to recursive call.
- (eliminate_regs, case SUBREG): If storing and same number of words,
- use larger mode.
- * caller-save.c, dbxout.c, dwarfout.c, dwarf2out.c, reload.c, sdbout.c:
- Change all calls to eliminate_regs.
-
-Fri Mar 14 14:18:49 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * cplus-dem.c: Add prototypes for all static functions.
- (mystrstr): Make static. Make arguments and result const.
- (cplus_match): Remove; not used.
-
-Fri Mar 14 10:15:35 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (const_costs): Remove unused function.
- * mn10300.h (CONST_COSTS): Rework to generate better code.
-
- * mn10300.c (print_operand): Handle 'H' and 'L' output
- modifers for high/low part of a 64bit value.
- * mn10300.h (CONST_DOUBLE_OK_FOR_LETTER_P): Handle 'G'
- (LEGITIMATE_CONSTANT_P): Allow any constant.
- * mn10300.md (movdi, movdf): Implement.
- (adddi3, subdi3): New expanders and patterns.
-
- * mn10300.c (print_operand): Handle 'A' modifier for an
- address which can't be simple register indirect.
- * mn10300.h (EXTRA_CONSTRAINT): Handle 'R' for bit ops.
- * mn10300.md: Add patterns to test, set and clear bitfields.
-
- * mn10300.c (can_use_return_insn): New function.
- (expand_epilogue): Emit a RETURN insn if possible.
- * mn10300.md (return): New pattern.
-
- * mn10300.h (CONST_OK_FOR_LETTER_P): Handle 'N'.
- * mn10300.md (andsi3): Catch "and 255,dn" and "and 65535,dn"
- which were not turned into zero_extend patterns.
-
- * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Handle symbolic
- constant as an index/base too.
-
- * mn10300.md (movsi): Allow SP to be loaded/saved with
- reg+d8 addresses.
-
- * mn10300.md (cmpsi): Allow second operand to be a constant.
- (subsi3): Likewise.
-
- * mn10300.md (sign extension patterns): Fix thinko when
- extending from memory.
-
- * mn10300.md (tst peepholes): Add peepholes for test/branch
- based on N bit being set/clear and the data value being tested dies.
-
-Tue Mar 11 17:07:51 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (expand_prologue): Rework so that eliminating
- the frame pointer produces faster/smaller code.
- (expand_epilogue): Likewise.
- (initial_offset): New function for argument pointer and frame pointer
- elimination.
- * mn10300.h (FIRST_PSEUDO_REGISTER): Bump to 10.
- (FIXED_REGISTERS): Add argument pointer register, it's a fake fixed
- register.
- (CALL_USED_REGISTERS, REG_ALLOC_ORDER): Corresponding changes.
- (REGNO_REG_CLASS, REG_CLASS_CONTENTS): Likewise.
- (REG_OK_FOR_BASE_P, REGISTER_NAMES): Likewise.
- (reg_class, REG_CLASS_NAMES): Delete unwanted DATA_OR_SP_REGS class.
- (PREFERRED_OUTPUT_RELOAD_CLASS): Define.
- (FIRST_PARM_OFFSET): No longer include register save area in
- computation.
- (STACK_POINTER_REGNUM): Is now register 9.
- (ARG_POINTER_REGNUM): Is now register 8.
- (FRAME_POINTER_REQUIRED): Refine.
- (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Define.
- (CAN_DEUG_WITHOUT_FP): Define.
- * mn10300.md (return_internal): Break into two patterns.
-
- * mn10300.h (CONST_OK_FOR_LETTER_P): Handle 'M' too.
- (REGISTER_MOVE_COST): Fix errors and refine.
-
- * mn10300.c (notice_update_cc): SET_ZN_C0 insns leave the
- overflow bit in an unuseable state. Rename CC_SET to CC_TST.
- * mn10300.md (cc attributes): "set" is gone, replaced by
- "tst". Update attributes on various insns.
-
- * mn10300.md: Improve sign and zero extension instructions.
- (ashlsi3): Improve. Handle address registers too.
- (add peephole): Combine two consecutive adjustments of a register
- into a single adjustment.
-
-Tue Mar 11 17:18:40 1997 Brendan Kehoe <brendan@melange.gnu.ai.mit.edu>
-
- * cplus-dem.c (gnu_special): Call demangled_fund_type for other
- __t* symbols.
-
-Mon Mar 10 16:10:34 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * emit-rtl.c (subreg_lowpart_p): Return 0 if SUBREG_REG is VOIDmode.
- * combine.c (simplify_rtx, case SUBREG): Fix direction of test when
- calling operand_subword; use inline code intead of subreg_lowpart_p.
-
-Fri Mar 7 09:22:28 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (expand_{pro,epi}logue): Rework to avoid
- unnecessary "add" operations.
- (expand_epilogue): Likewise.
- * mn10300.h (STARTING_FRAME_OFFSET): Is zero after the last
- round of prologue/epilogue changes.
- (FIRST_PARM_OFFSET): Is now 16 (-4 for REG_PARM_STACK_SPACE + 20 for
- register save area).
- (REG_PARM_STACK_SPACE): Define as 4 bytes.
- (OUTGOING_REG_PARM_STACK_SPACE): Define so caller allocates it.
- * mn10300.md (call{,_value} expander): Don't emit insns to adjust the
- stack here anymore.
-
- * mn10300.md (bCC patterns): Just use "bCC target".
-
-Tue Mar 4 13:21:41 1997 Jim Wilson <wilson@cygnus.com>
-
- * rs6000.md (movsi): Don't emit a USE insn for LABEL_REFs.
-
-Thu Mar 6 16:29:13 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (modified_type_die): Initialize item_type to NULL.
- Move equate_type_number_to_die call before use of sub_die, and move
- recursive modified_type_die calls on item_type after it.
-
- * dwarfout.c (root_type_1, write_modifier_bytes_1): New functions.
- (root_type): Call root_type_1.
- (write_modifier_bytes): Call write_modifier_bytes_1.
- (output_type, case POINTER_TYPE): Set TREE_ASM_WRITTEN before
- recursive call.
-
-Wed Mar 5 14:30:49 1997 Torbjorn Granlund <tege@quiet.matematik.su.se>
-
- Partially undo Jan 11 changes (nor takes only register ops):
- * mips.md (*norsi3_const, *nordi3_const): Delete bogus patterns.
- * mips.c (complemented_arith_operand): Delete function.
- (print_operand): Don't handle `e' for CONST_INT.
- * mips.h (PREDICATE_CODES): Delete complemented_arith_operand.
-
-Tue Mar 4 16:38:13 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * i386.c (i386_return_pops_args): Make sure FUNDECL is non-nil
- before we try to use it.
- * i386/{isc,next,sco,sco5,scodbx}.h (RETURN_POPS_ARGS): Likewise.
-
-Mon Mar 3 20:17:54 1997 Gavin Koch <gavin@cygnus.com>
-
- * ginclude/va-mips.h: __mips_single_float should have
- the same effect on vararg lists as __mips_soft_float.
-
-Mon Mar 3 18:12:01 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.h (DBX_CONTIN_LENGTH): Undo 2/26 change.
-
-Mon Mar 3 13:08:20 1997 Jeffrey A Law (law@cygnus.com)
-
- * combine.c (simplify_rtx): Do nothing with (truncate:mode) if
- mode is a partial integer mode.
-
-Sun Mar 2 17:41:18 1997 Ulrich Drepper <drepper@cygnus.com>
-
- * ginclude/varargs.h: Add definition of __va_copy.
- * va-alpha.h, va-clipper.h, va-h8300.h, va-i860.h: Likewise.
- * va-i960.h, va-m88k.h, va-mips.h, va-pa.h, va-ppc.h: Likewise.
- * va-sh.h, va-sparc.h, va-spur.h: Likewise.
-
-Sun Mar 2 13:25:49 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-typeck.c (process_init_element): Warn and truncate if upper
- bound of index is out of range.
-
-Fri Feb 28 16:08:47 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/sol-c0.c (_start): Disable loading up r13 and r2 with the
- SDA base registers for now.
-
- * rs6000.md (movsi): Emit a USE insn when putting the
- label of constants into the TOC, so that the constant is still
- emitted when expensive optimizations are used.
-
-Thu Feb 27 17:54:42 1997 Karl Heuer <kwzh@gnu.ai.mit.edu>
-
- * fixinc.ptx: Fix sed expression looking for <sys/types.h> in pwd.h.
-
-Thu Feb 27 12:11:16 1997 Dennis Glatting <dennis.glatting@plaintalk.bellevue.wa.us>
-
- * fixincludes: Remove more cases of __const__ from math.h on NeXT.
-
-Wed Feb 26 14:52:27 1997 Michael Meissner <meissner@cygnus.com>
-
- * reload.c (debug_reload): Remove extra argument to fprintf.
- * rs6000.c (output_toc): Make fprintf calls type correct.
-
- * rs6000.h (DBX_CONTIN_LENGTH): Define as 4000 to avoid AIX
- assembler line limit.
-
-Mon Feb 24 17:56:17 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * fixincludes: Fix need of prototypes for C++ in rpc/xdr.h on SunOS4.
-
-Mon Feb 24 17:33:57 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/xm-sysv4.h (HAVE_STRERROR): Define.
-
-Sun Feb 23 17:18:28 1997 Jim Wilson <wilson@cygnus.com>
-
- * rs6000.md (floatsidf2_loadaddr): Correct syntax for cau instruction.
- (load_multiple, store_multiple): Call change_address instead of
- creating MEM from scratch.
-
-Thu Feb 20 16:39:15 1997 Jim Wilson <wilson@cygnus.com>
-
- * unroll.c (unroll_loop): Add check for naive loop that ends with
- conditional branch that does not branch back to loop start.
-
- * reload1.c (reload): Move assign_stack_local call into main loop.
-
-Thu Feb 20 11:40:46 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (zero extension patterns): Turn into define_expand and
- define_insn pair.
-
-Wed Feb 19 17:05:38 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (emit_move_sequence): Don't copy 0.0 (double precision)
- directly to memory, go through a reg if reload hasn't started.
- * pa.md (main movdf pattern): Don't allow 0.0 (double precision)
- to be copied directly to memory.
-
- * pa/pa-hpux10.h (MD_EXEC_PREFIX): Define appropriately for hpux10.
- (MD_STARTFILE_PREFIX): Similarly.
-
- * pa.h (ASM_OUTPUT_SECTION_NAME): Surround the section name
- with '$' if not using GAS.
-
-Wed Feb 19 16:43:47 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sched.c (schedule_insns): If there was no first scheduling pass,
- split instructions after reload.
- (update_flow_info): Tolerate some idiosyncrasies after reload.
-
-Wed Feb 19 11:13:51 1997 Jeffrey A Law (law@cygnus.com)
-
- * combine.c (find_split_point): Don't turn a SIGN_EXTEND into
- a series of shifts if either mode is a partial integer mode.
-
-Mon Feb 17 08:06:02 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * rs6000.c ({,non_}short_cint_operand): Use (unsigned HOST_WIDE_INT).
- (non_add_cint_operand, includes_rshift_p): Likewise.
- * rs6000.h (CONST_OK_FOR_LETTER_P): Likewise.
- (LEGITIMATE_ADDRESS_INTEGER_P, LEGITIMIZE_ADDRESS): Likewise.
-
-Sun Feb 16 07:55:19 1997 J"orn Rennecke (amylaar@cygnus.co.uk)
-
- * libgcc2.c (__negdi2, __lshrdi3, __ashldi3, __ashrdi3, __ffsdi2):
- Use ANSI style definition with full prototype.
- (__muldi3, __udiv_w_sdiv, __udivmoddi4, __divdi3, __moddi3) : Likewise.
- (__udivmoddi4, __udivdi3, __cmpdi2, __ucmpdi2) : Likewise.
- (__fixunstfdi, __fixtfdi, __fixunsxfdi, __fixxfdi) : Likewise.
- (__fixunsdfdi, __fixdfdi, __floatdixf, __floatditf) : Likewise.
- (__floatdidf, __floatdisf, __fixunsxfsi, __fixunsdfsi) : Likewise.
- (__gcc_bcmp, __eprintf, gopen, gclose, __bb_init_file) : Likewise.
- (__bb_init_trace_func, __clear_cache, mprotect) : Likewise.
- (__enable_execute_stack, cacheflush, exit) : Likewise.
- (find_exception_table, __find_first_exception_table_match) : Likewise.
-
-Sun Feb 16 07:52:02 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
-
- * 1750a.md (mulqihi3): Corrected.
- (tst{hf,tqf}): Simplified.
- (movqi): Removed redundant alternative.
- (addqi-3,addqi-2,addqi-1): Set/Reset Bit patterns by C. Nettleton.
- (many patterns): Introduced operand output modifiers d,t,b,B,w.
- * 1750a.c (print_operand): New operand output modifiers d,t,b,B,w.
- (simple_memory_operand): Removed.
- (one_bit_set_p, which_bit): Added from C. Nettleton's m1750 config.
-
-Sun Feb 16 07:43:37 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (special_symbol): Don't treat "L" in "L'...'" as identifier.
- (check_macro_name, collect_expansion, rescan): Likewise.
- * cpplib.c (special_symbol, check_macro_name, collect_expansion):
- Likewise.
-
- * cexp.y (parse_c_expression): Don't check for null lexptr
- or *lexptr == 0. If yyparse returns nonzero value, abort.
-
- * cexp.y (yylex): Use is_space, not is_hor_space, to find keyword end.
- (is_space): New decl.
- (is_hor_space): Removed.
- * cccp.c (is_space): Now external.
- (is_hor_space): Now static.
-
-Sun Feb 16 04:55:11 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c, tree.h (decl_printable_name): Change arguments.
- * c-common.c (declare_function_name): Reflect above change.
- * final.c (final_start_function): Likewise.
- * function.c (init_function_start): Likewise.
- * toplev.c (decl_name): Likewise.
- (announce_function): Likewise.
- (v_message_with_decl): Likewise.
- * dwarf2out.c (dwarf2_name): New fn, uses decl_printable_name.
- (add_pubname): Use it.
- (add_name_and_src_coords_attributes): Use it, add
- DW_AT_MIPS_linkage_name if appropriate.
- (output_aranges): Use DW_AT_MIPS_linkage_name if present.
-
-Sat Feb 15 18:45:30 1997 J.T. Conklin <jtc@cygnus.com>
-
- * m68k.md (cmpsi): Added insn with appropriate constraints for
- TARGET_5200; changed condition of existing insn to !TARGET_5200.
-
-Sat Feb 15 18:26:50 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k/hp320.h (PRINT_OPERAND_FLOAT): Removed.
- (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}_OPERAND): Defined.
- (PRINT_OPERAND): Turned off: use default.
- * m68k/news.h (PRINT_OPERAND): Turned off: use default.
- (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}_OPERAND): Defined.
- * m68k/tower-as.h (PRINT_OPERAND): Turned off: use default.
- (ASM_OUTPUT_{FLOAT,DOUBLE}_OPERAND): Defined.
- * m68k/crds.h (PRINT_OPERAND): Turned off: use default.
- (ASM_OUTPUT_{FLOAT,DOUBLE}_OPERAND): Defined.
- (SGS_NO_LI,STRUCTURE_SIZE_BOUNDARY,IMMEDIATE_PREFIX): Defined.
- (NEED_PROBE): Defined instead of HAVE_probe and gen_probe.
- (FUNCTION_{PRO,EPI}LOGUE): Do not access FPA registers.
- * m68k.c (output_function_prologue): Add CRDS and MOTOROLA probe code.
- (print_operand): Do not output '.' if CRDS.
-
- * gcc.c (set_spec): Fix comment-in-comment typo.
-
-Sat Feb 15 17:54:23 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * Makefile.in (COMPILERS): Moved before GCC_PASSES.
- (GCC_PASSES): Use $(COMPILERS) instead of cc1$(exeext).
-
-Sat Feb 15 17:25:44 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * gcc.c (process_command): Allocate space for terminating null.
-
-Sat Feb 15 17:21:34 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * vax.h (FUNCTION_PROLOGUE): Adjust size by STARTING_FRAME_OFFSET.
- * vax/vms.h (FUNCTION_PROLOGUE): Delete.
-
-Sat Feb 15 08:48:14 1997 Douglas B. Rupp (rupp@gnat.com)
-
- * configure: Fix setting of CC in no-symlink case.
-
-Sat Feb 15 08:42:17 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
-
- * expmed.c (expand_divmod): Prefer divmod in same mode over div
- in wider mode.
-
-Sat Feb 15 08:27:50 1997 J"orn Rennecke (amylaar@cygnus.co.uk)
-
- * fold-const.c (fold): Don't assume a nonexplicit constant cannot
- equal an explicit one.
-
- * i386.md (zero_extendqi[hs]i2+3): Ensure operating on REG.
-
-Sat Feb 15 08:11:04 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure (i[3456]86-*-solaris2*): Correct tm.h filename in
- stabs case.
-
- * a29k.h (STORE_FLAG_VALUE): Write so works on both 32 and 64-bit host.
-
-Fri Feb 14 16:03:37 1997 Robert Lipe <robertl@dgii.com>
-
- * i386/t-sco5 (libgcc{1,2}-elf.a): correct target dependencies.
-
-Fri Feb 14 16:00:23 1997 H.J. Lu <hjl@gnu.ai.mit.edu>
-
- * config/svr4.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Set
- current-section variable to text.
-
-Wed Feb 12 16:07:34 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * fixinc.irix: New file.
- * configure (mips-sgi-irix[56]): Set fixincludes to fixinc.irix.
-
-Wed Feb 12 15:40:20 1997 Jim Wilson <wilson@cygnus.com>
-
- * Makefile.in (LIBGCC2_DEBUG_CFLAGS): New macro.
- (LIBGCC2_CFLAGS): Use it.
-
- * dwarfout.c (output_type): Do early exit only if TYPE_CONTEXT is NULL
- or if TYPE_CONTEXT is another type (e.g. a nested type).
-
-Tue Feb 11 15:53:51 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (calc_live_regs): Exclude RETURN_ADDRESS_POINTER_REGNUM.
- Need not save MACL/MACH when not live or in leaf function.
-
-Mon Feb 10 14:46:32 1997 Jeffrey A Law (law@cygnus.com)
-
- * stmt.c (group_case_nodes): Recognize more opportunities to
- group case nodes.
-
-Sun Feb 9 14:05:48 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * function.c (assign_stack_temp): Clear MEM flags from reuse.
-
-Sat Feb 8 17:37:47 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * local-alloc.c (update_equiv_regs): Fix error in last change.
-
-Fri Feb 7 12:42:34 1997 Mike Stump <mrs@cygnus.com>
-
- * pa.h (RETURN_ADDR_RTX): Fix to ignore export stubs.
- * pa.c (return_addr_rtx): Define.
-
-Fri Feb 7 13:56:56 1997 Doug Evans <dje@cygnus.com>
-
- * cse.c (invalidate_from_clobbers): Delete unnecessary test for
- (clobber nil).
-
- * toplev.c (main): Delete redundant settings of flag_no_inline
- and warn_inline if not optimizating.
-
-Fri Feb 7 10:45:02 1997 Jeffrey A Law (law@cygnus.com)
-
- * Makefile.in (stmp-multilib-sub): Add missing "else true"
- clauses to work around make bug on some systems.
-
-Fri Feb 7 08:19:43 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (const_binop): Don't call size_int if low < 0.
-
- * function.c (instantiate_virtual_regs_1, case USE, CLOBBER):
- Fix error in last change.
-
-Thu Feb 6 17:09:17 1997 Mike Stump <mrs@cygnus.com>
-
- * except.c (find_exception_handler_labels): Initialize label array
- with zeroes.
-
-Wed Feb 5 22:11:55 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (post_ldwm): Fix typos.
-
-Wed Feb 5 15:57:42 1997 Doug Evans <dje@cygnus.com>
-
- * m68k/vxm68k.h (WCHAR_TYPE,WCHAR_TYPE_SIZE,SIZE_TYPE): Fix.
- (PTRDIFF_TYPE): Define.
-
-Wed Feb 5 11:19:13 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload1.c (alter_reg): Don't ask assign_stack_local to round up
- to a multiple of BIGGEST_ALIGNMENT, unless a register appears in a
- paradoxical subreg.
-
-Tue Feb 4 19:29:40 1997 Jim Wilson <wilson@cygnus.com>
-
- * reload.c (find_reloads_address_1, case POST_INC): Don't use
- ADDR_TYPE here.
-
-Tue Feb 4 12:33:45 1997 Jeffrey A Law (law@cygnus.com)
-
- * flow.c (life_analysis): Delete obvious no-op moves
- which use SUBREGs.
-
-Mon Feb 3 20:00:35 1997 Jim Wilson <wilson@cygnus.com>
-
- * jump.c (find_cross_jump): Don't allow old-style and volatile asms
- to match.
-
-Mon Feb 3 15:51:31 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/sol2.h (ASM_SHORT,ASM_LONG): Set to .uahalf/.uaword.
- * sparc/sysv4.h (ASM_LONG): Define.
- (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Use ASM_LONG.
-
-Mon Feb 3 13:01:46 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload.h (enum reload_type): Add RELOAD_FOR_INPADDR_ADDRESS and
- RELOAD_FOR_OUTADDR_ADDRESS.
- * reload.c (ADDR_TYPE): New macro.
- (push_secondary_reload): Check for new reload types.
- (combine_reloads): Likewise.
- (find_reloads): Likewise. Convert INPADDR_ADDRESS and
- OUTADDR_ADDRESS to OPADDR_ADDR. Check OPADDR_ADDR when looking
- for merges.
- (find_reloads_address): When reloading an address, use the
- ADDR_TYPE macro to get the type of the new reload.
- (find_reloads_address_1): Likewise.
- (reload_when_needed_name): Add new reload types.
- * reload1.c (reload): Add in_addr_addr and out_addr_addr fields to
- insn_needs struct. Use them for new reload types, and when
- computing in_max and out_max.
- (reg_used_in_inpaddr_addr): New static array.
- (reg_used_in_outaddr_addr): New static array.
- (mark_reload_reg_in_use): Handle new reload types.
- (clear_reload_reg_in_use, reload_reg_free_p): Likewise.
- (reload_reg_free_before_p, reload_reg_reaches_end_p): Likewise.
- (reloads_conflict, merge_assigned_reloads): Likewise.
- (emit_reload_insns): Likewise.
- (choose_reload_regs): Save arrays for new reload types.
-
-Sun Feb 2 19:43:17 1997 Scott Christley <scottc@net-community.com>
-
- * objc/selector.c (__sel_register_typed_name): Eliminate compiler
- warnings with explicit cast.
-
- * Add condition mutex support to the objc runtime.
- * objc/thr-mach.c (objc_condition_{,de}allocate): New functions.
- (objc_condition_{wait,broadcast,signal}): New functions.
- * objc/thr-pthreads.c (objc_condition_{,de}allocate): New functions.
- (objc_condition_{wait,broadcast,signal}): New functions.
- * objc/thr-solaris.c (objc_condition_{,de}allocate): New functions.
- (objc_condition_{wait,broadcast,signal}): New functions.
- * objc/thr.h: Prototypes for new functions.
-
- * objc/init.c (__objc_runtime_mutex): Eliminate leading underscore
- from name of objc mutex and thread structures.
- * objc/runtime.h: Likewise.
- * objc/thr-{decosf1,irix,mach,os2,posix,pthreads,single}.c: Likewise.
- * objc/thr-{solaris,win32}.c: Likewise.
- * objc/thr.{c,h}: Likewise.
-
- * Major reorganization of objc error handling.
- * objc/Object.m (-error:): Call objc_error function instead of
- using function pointer.
- * objc/archive.c: Replace call to abort or __objc_fatal functions
- with call to objc_error function throughout the complete file.
- * objc/class.c (objc_get_class): Replace call to abort function
- with call to objc_error function.
- * objc/encoding.c (objc_sizeof_type, objc_alignof_type): Replace
- call to abort function with call to objc_error function.
- (objc_skip_typespec): Likewise.
- * objc/init.c (init_check_module_version): Replace call to
- abort function with call to objc_error function.
- * objc/misc.c (objc_verror): New function.
- (objc_fatal): Remove function.
- (objc_set_error_handler): New function.
- (_objc_error_handler): New global variable.
- (__alpha__): Remove unneeded code.
- (objc_error): Allow user specified error handler function to
- trap and handle the objc error. Added an error code parameter
- which indicates the specific error that occured.
- (objc_malloc, objc_atomic_malloc): Replace call to objc_fatal
- function with call to objc_error function.
- (objc_valloc, objc_realloc, objc_calloc): Likewise.
- * objc/objc-api.h: Declare error handling functions and typedef
- for user specified error handler function. Define error codes
- used by the runtime library.
- * objc/runtime.h: Remove error handling declarations.
- * objc/sendmsg.c (__objc_forward): Replace call to abort function
- with call to objc_error function.
-
-Sun Feb 2 19:42:52 1997 Thomas Baier <baier@ci.tuwien.ac.at>
-
- * objc/hash.c (hash_delete): Step through the hash nodes
- versus using hash_next to increase efficiency.
- * objc/archive.c (__objc_finish_read_root_object): Use hash
- table instead of list.
-
-Sun Feb 2 08:25:05 1997 Ovidiu Predescu <ovidiu@net-community.com>
-
- * objc-act.c (encode_aggregate_within): New function.
- (encode_aggregate): Generates encodings for unions similar
- to those for structs except surrounded by parenthesis instead
- of braces.
-
-Sun Feb 2 07:15:54 1997 Mat Hostetter (mat@lcs.mit.edu)
-
- * c-decl.c (start_function): Fix improper installation of last change.
-
-Sun Feb 2 06:50:55 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.c (output_scc_di): Add missing CC_STATUS_INIT.
-
-Sun Feb 2 06:39:55 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-typeck.c (process_init_element): When popping levels, don't
- blow up if constructor_max_index not set due to previous error.
-
- * combine.c (find_split_point, case SET): Fix error in last change.
-
-Sun Feb 2 06:28:56 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (rescan): Insert a space after `.' as well,
- to prevent accidental token-pasting (e.g. `.x' -> `.10').
-
-Sun Feb 2 06:08:14 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
-
- * 1750a.c (modregno_adjust): Fixed case when reg_renumber invalid.
-
-Sat Feb 1 19:11:08 1997 J.T. Conklin <jtc@rhino.cygnus.com>
-
- * m68k.md (movqi): Enable use of clr and st insns on TARGET_5200.
- * m68k.c (output_move_simode_const): Likewise.
-
-Sat Feb 1 18:54:00 1997 Douglas B. Rupp (rupp@gnat.com)
-
- * gcc.c (process_command): Fix improper use of strncpy.
-
-Fri Jan 31 15:35:08 1997 Mike Stump <mrs@cygnus.com>
-
- * libgcc2.c: Remove extern for malloc and realloc.
-
-Fri Jan 31 17:08:11 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * local-alloc.c (update_equiv_regs): If register which is equivalent
- to some value is only used in one place, and we can't substitute value
- for use, move register assignment to just before use.
-
-Fri Jan 31 15:57:25 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.md (idiv,imul,fpmul): Added new functional units for pentiumpro.
-
- * i386.c (pentiumpro_cost): Added new cost structure for pentiumpro.
- (override_options): Set ix86_cost to appropriate cost structure.
-
-Thu Jan 30 09:34:26 1997 J.T. Conklin <jtc@rhino.cygnus.com>
-
- * m68k.md (stack adjust peepholes): Use lea instead of
- add.w when adding 16 bit constants on all but TARGET_68040.
-
-Thu Jan 30 08:58:08 1997 Ralf Baechle <ralf@waldorf-gmbh.de>
-
- * function.c (TRAMPOLINE_ALIGNMENT): Provide default.
- (expand_function_end): Use TRAMPOLINE_ALIGNMENT instead
- of FUNCTION_BOUNDARY.
- * varasm.c (TRAMPOLINE_ALIGNMENT): Provide default.
- (assemble_trampoline_template): Use TRAMPOLINE_ALIGNMENT instead
- of FUNCTION_BOUNDARY.
-
-Wed Jan 29 18:16:02 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h (REG_CLASS_CONTENTS): Add rap to GENERAL_REGS and its
- superclasses.
-
- * sh.md (movsi_i, movsi_ie, movhi_i, movhi+1): Use type pcload for
- immediate operands where appropriate.
- (movsf_ie+1): Fail when loading anything but a MEM into
- a floating point reguister.
-
-Wed Jan 29 16:00:31 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * varasm.c (force_const_mem): Set MARK instead of clearing it.
- (output_constant_pool): Only mark constant pool if -O.
- Check mark flag unconditionally.
- (mark_constant_pool): Start by clearing all mark flags.
-
- * tree.c (copy_node): Clear TREE_ASM_WRITTEN.
-
- * flow.c (regno_uninitialized): Return 0 if reg is used for args.
-
-Wed Jan 29 15:23:59 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * combine.c (try_combine): Clear reg_n_refs if i2dest is not
- mentioned in newi2pat.
-
-Tue Jan 28 16:00:23 1997 Stan Cox (coxs@dg-rtp.dg.com)
-
- From Robert Lipe <robertl@dgii.com>
- * i386/sco5.h (SCO_DEFAULT_ASM_COFF): Remove bytecode stuff.
- (ASM_OUTPUT_ASCII): Use .ascii in both ELF and COFF modes.
- (ASM_OUTPUT_SECTION_NAME): Handle alternate sections for COFF.
- The OpenServer 5.0.0 assembler gives an error for section
- names over 6 characters long, so we catch the "obvious" case
- and shorten it.
-
- * m88k.h (ASM_OUTPUT_SECTION_NAME): Undefine; fails
- for exception sections. The 88k ABI specifies 'section'
- instead of '.section'.
-
-Mon Jan 27 13:32:46 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (shl_and_kind): Fix typo.
- * sh.md (and_shl_scratch): Fix typo for length 8.
-
-Mon Jan 27 08:56:03 1997 Jeffrey A Law (law@cygnus.com)
-
- * fixincludes (sys/time.h): Fix incorrect forward structure
- declaration on hpux10.20.
-
-Mon Jan 27 09:05:35 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (simplify_rtx): Don't do anything with if_then_else_cond
- result if both one arm and the input are a comparison.
- (simplify_{rtx,if_then_else,logical,shift_const}): Don't
- test STORE_FLAG_VALUE with #if; properly test for just sign bit.
- (num_sign_bit_copies, if_then_else_cond): Likewise.
- * expmed.c (emit_store_flag): Properly test for STORE_FLAG_VALUE
- of just sign bit.
- * fold-const.c (fold): Don't make COND_EXPR when both expr and
- one part are comparisons.
- * a29k.h (STORE_FLAG_VALUE): Make negative.
-
-Fri Jan 24 16:42:26 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * varasm.c (struct pool_constant): Add mark field.
- (force_const_mem): Clear mark field in new constant pool entry.
- (output_constant_pool): Call mark_constant_pool.
- (mark_constant_pool, mark_constants): New static functions.
-
-Thu Jan 23 15:04:17 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * cse.c (COST): Get the right cost for a SUBREG of a register when
- truncation is free.
-
-Thu Jan 23 11:19:40 1997 Mike Stump <mrs@cygnus.com>
-
- * Makefile.in (objc-headers): Don't try and install the headers if
- the objc directory has been removed.
-
-Wed Jan 22 13:26:25 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * i960.c (process_pragma): Call ungetc on the last character
- that was read by the while loop, to make sure the parser sees it.
-
-Tue Jan 21 17:20:30 1997 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (output_toc): Move STRIP_NAME_ENCODING to common
- code, so the test for vt's works with -mminimal-toc.
-
-Tue Jan 21 16:03:35 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * function.c (mark_all_temps_used): Set KEEP as well.
-
-Tue Jan 21 12:16:15 1997 Doug Evans <dje@seba.cygnus.com>
-
- * stor-layout.c (layout_record): Correct test for whether field spans
- its unit of alignment in case where field_size == type_align.
-
-Mon Jan 20 20:27:54 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.md (probe): Comment out.
-
-Sun Jan 19 20:54:45 1997 John F. Carr <jfc@mit.edu>
-
- * integrate.c (expand_inline_function): Handle a PARALLEL containing
- a RETURN the same as a RETURN.
-
-Sun Jan 19 20:35:28 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * vmsconfig.com: Change all hardcoded references of "vax" to
- use variable expansion instead.
- (arch_indx, arch): New variables.
-
- * vax.c (not_qsort): Don't declare alloca.
- * vax/xm-vms.h: Declare alloca here.
- Do most of the VAX C-specific set up for DEC C.
- #if DEC C, undefine QSORT_WORKAROUND and qsort.
- * make-gcc.com, make-cccp.com, make-cc1.com: Support building
- with GNU C vs VAX C vs DEC C from the DCL command line.
-
-Sun Jan 19 17:20:50 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
-
- * 1750a.md (movh[if]-1): Corrected.
- (movtqf-1): Deleted.
- * 1750a.c (add_1_to_mem): Deleted.
- (output_operand_address): Added output modifier 'A'.
-
-Sun Jan 19 17:17:54 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k.md (ashrdi_const, ashrdi3): Allow 31 as shift count.
-
- * m68k.h (CONST_OK_FOR_LETTER_P): Recognize 'N', 'O' and 'P'.
- * m68k.md (rotl[shq]i3, strict_low_part rotl): Allow 'N', 'O'
- or 'P' operands.
-
-Sun Jan 19 17:09:17 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.md (addsi3): Fix previous change: {add,sub}qw should
- be {add,sub}ql. For other uses of {add,sub}q don't check for address
- register and always use {add,sub}ql.
-
-Sun Jan 19 15:05:42 1997 Peter Seebach <seebs@solon.com>
-
- * c-decl.c (start_decl): Add code for -Wmain.
- (c_decode_option): Add -fhosted, -ffreestanding, and -Wmain.
- * toplev.c (lang_options): Likewise.
- * c-tree.h (warn_main, flag_hosted): New variables.
-
-Sun Jan 19 14:35:41 1997 Alex Garthwaite (alex@samwise.cis.upenn.edu)
-
- * fixinc.svr4: Fix problems with symlinks to ".".
-
-Sun Jan 19 14:21:46 1997 Craig Burley <burley@gnu.ai.mit.edu>
-
- * loop.c (check_final_value): Handle insns with no luid's.
-
-Sun Jan 19 08:57:26 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.md (arg_home): Add CLOBBER of MEM and USE of arg regs.
- * vms.h (SETUP_INCOMING_VARARGS): Delete duplicate definition.
-
- * toplev.c (set_float_handler): Set up signal catcher on first call
- in case a front end has disabled it.
-
- * cccp.c, cexp.y: #define __attribute__ to be null if
- compiling with GCC older than 2.7, not 2.6.
-
- * toplev.c (main): If PREFERRED_DEBUGGING_TYPE used and set
- to NO_DEBUG, say debugging not supported.
- * mips/sni-svr4.h (PREFERRED_DEBUGGING_TYPE): Undefine.
-
- * i386/xm-cygwin32.h (DIR_SEPARATOR): Define.
-
- * explow.c (convert_memory_address, case SYMBOL_REF):
- Copy CONSTANT_POOL_ADDRESS_P.
- * integrate.c (save_constants): Make (address (const ..)) to record
- both modes.
- (copy_for_inline, copy_rtx_and_substitute, restore_constants): Use
- both modes when restoring constant pool entry for ADDRESS.
-
- * alpha.h (MINIMUM_ATOMIC_ALIGNMENT): New macro.
-
- * function.c (instantiate_virtual_regs_1, case USE, case CLOBBER):
- Properly handle case of shared MEM whose replacement is not valid.
-
-Sat Jan 18 14:08:31 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.c (get_unwidened): Don't crash if FIELD_DECL not layed out.
-
- * varasm.c (const_hash): Treat NON_LVALUE_EXPR like CONVERT_EXPR.
- (compare_constant_1, copy_constant, bc_assemble_integer): Likewise.
- (const_hash, compare_constant_1): Use switch, not if-then-else.
-
-Fri Jan 17 17:10:20 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.h (STACK_POINTER_OFFSET): Don't define.
-
-Thu Jan 16 14:51:03 1997 Bob Manson <manson@charmed.cygnus.com>
-
- * cplus-dem.c: Fix indenting; note that this file also lives in
- libiberty.
- (do_type, case 'M'): Check for a template as well as a class.
-
-Thu Jan 16 15:08:26 1997 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * gcc.c (cross_compile): Change to be a char * like all of the
- other specs.
- (process_command): Change how cross_compile is tested.
- (main): Likewise.
- (struct spec_list): Merge with the format used by EXTRA_SPECS.
- Add name length field to speed up repeated calls to strcmp. Add
- flag to say spec was allocated. Add pointer to char * so that
- static spec fields can be updated.
- (extra_specs): Use struct spec_list as type.
- (static_specs): Static list of predefined specs.
- (init_specs): New function, initialize the specs list. Link in
- the default specs and any specs defined via EXTRA_SPECS.
- (set_spec): No longer special case predefined specs.
- (process_command,validate_all_switches): Ditto.
- (process_command): Call init_specs for -dumpspecs.
- (do_spec_1): Use name length field to avoid calling strncmp when
- it is going to fail.
- (main): Call init_spec. Don't handle EXTRA_SPECS here.
-
-Thu Jan 16 17:07:54 1997 Eddie C. Dost <ecd@skynet.be>
-
- * configure: Add sparc-linux{,aout} support.
- * ginclude/va-sparc.h: Likewise.
- * sparc/linux.h: New file.
- * sparc/linux-aout.h: New file.
- * sparc/xm-linux.h: New file.
-
-Thu Jan 16 16:19:13 1997 Jim Wilson <wilson@cygnus.com>
-
- * configure (sparc-*-aout*): Add libgloss.h to tm_file.
- (sparclite-*-coff*): Change "= to =".
-
-Thu Jan 16 12:53:15 CST 1997 Joel Sherrill <joel@OARcorp.com>
-
- * rs6000/rtems.h: Change from being sysv4 based to being eabi based.
-
-Thu Jan 16 13:40:51 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.h (LINKER_ENDIAN_SPEC): Define.
- (LINK_SPEC): Add linker_endian_spec.
- (EXTRA_SPECS): Add linker_endian_spec.
-
-Thu Jan 16 08:02:13 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.md (bCC, inverted bCC): Use bCC .+X instead of bCC 0f.
-
-Wed Jan 15 14:06:28 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload.h (reload_address_base_reg_class): Declare.
- (reload_address_index_reg_class): Declare.
- * reload1.c (reload_address_base_reg_class): Define.
- (reload_address_index_reg_class): Define.
- (init_reload): Initialize reload_address_{base,index}_reg_class.
- * reload.c (find_reloads_address): Use
- reload_address_base_reg_class rather than BASE_REG_CLASS. Use
- reload_address_index_reg_class rather than INDEX_REG_CLASS.
- (find_reloads_address_1): Likewise.
-
-Tue Jan 14 15:26:33 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload.c (REGNO_MODE_OK_FOR_BASE_P): Define if not defined.
- (REG_MODE_OK_FOR_BASE_P): Define if not defined.
- (find_reloads_address): Use REG[NO]_MODE_OK_FOR_BASE_P rather than
- REG[NO]_OK_FOR_BASE_P.
- (find_reloads_address_1): Likewise.
- Add mode parameter; change all callers.
-
- * reload1.c (eliminate_regs_in_insn): Handle more cases when
- eliminating the frame pointer to the hard frame pointer.
-
- * varasm.c (force_const_mem): Copy a CONST_INT rtx like a CONST rtx.
-
- * varasm.c (assemble_end_function): Call
- output_after_function_constants.
- (after_function_constants): New static variable.
- (output_after_function_constants): New static function.
- (output_constant_def): Check CONSTANT_AFTER_FUNCTION_P.
-
-Mon Jan 13 16:44:40 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000/aix41.h (CPP_PREDEFINES): Add -D_AIX41.
-
-Sun Jan 12 20:54:01 1997 Jim Wilson <wilson@cygnus.com>
-
- * libgloss.h (LINK_SPEC): Delete.
- (STARTFILE_SPEC): Delete spurious newline.
-
-Sat Jan 11 00:13:03 1997 Torbjorn Granlund <tege@quiet.matematik.su.se>
-
- * mips.md (norsi3, nordi3): Use canonical RTL. Prepend `*' to pattern
- name. Don't match immediates.
- (norsi3_const, nordi3_const): New patterns.
- (anddi3, iordi3, xordi3): Test TARGET_64BIT, not mips_isa
- in length attribute calculation.
- * mips.c (complemented_arith_operand): New function.
- (print_operand): Handle `e' for CONST_INT.
- * mips.h (PREDICATE_CODES): Add complemented_arith_operand.
-
-Fri Jan 10 14:11:53 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000/aix41.h (SUBTARGET_SWITCHES): Add threads and pe.
- (CPP_SPEC): Add mpe and mthreads cases.
- (LIB_SPEC): Add mpe and mthreads cases to variant from rs6000.h.
- (STARTFILE_SPEC): Add mpe and mthreads support.
-
-Fri Jan 10 07:12:26 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * i386/cygwin32.h (LINK_SPEC): New definition.
-
- * Makefile.in (FLAGS_TO_PASS): Add STAGE_PREFIX, set by configure.
- * configure: Initialize exeext.
- Update STAGE_PREFIX in Makefile.
-
- * dwarfout.c (dwarfout_line): Push to LINE_SECTION after calling
- lookup_filename.
-
-Thu Jan 9 12:06:04 1997 Jim Wilson <wilson@cygnus.com>
-
- * i386.md (addsidi3_2): Add & to operand 0 of alternative 5.
-
-Thu Jan 9 12:06:04 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- From Linus Torvalds and Mat Hostetter:
- * i386.c (i386_sext16_if_const): Added to sign extend HImode constant.
- (i386_aligned_reg_p): Added to tell if an rtx is aligned.
- (i386_cc_probably_useless_p): Don't trust cc bits.
- * i386.h (TARGET_ZERO_EXTEND_WITH_AND): Don't do this for p6.
- * i386.md (cmpsf_ccfpeq+2): Use SImode test instruction.
- (movhi+1): Use movz instead of mov on p6.
- (addsi3): Add 128 by subtracting -128.
- (zero_extendhisi2): Use SImode move if aligned.
- ({add,sub,and,ior,xor}hi3): Likewise.
-
-Tue Jan 7 16:58:27 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * c-parse.in (extension): New rule for __extension__.
- (extdef, unary_expr, decl, component_decl): Use it.
-
-Mon Jan 6 15:44:37 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
-
- * 1750a.c: Now includes regs.h.
- ({movcnt,mod}_regno_adjust): Corrected typos.
- * 1750a.md (movhi): Corrected case of moving constant to memory.
-
-Mon Jan 6 08:00:57 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * mips.h: Delete redundant definitions of compiler and library fns.
-
- * dwarfout.c (type_attribute): Ignore any subtype for now.
-
- * fold-const.c (operand_equal_p): Rework to consider two
- expressions that have embedded identical SAVE_EXPRs as
- equivalent; also handle some more cases.
-
-Sun Jan 5 23:54:34 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (pic_load_label): Fix test for using just an
- ldo rather than an addil;ldo sequence to load the label's
- address.
-
-Sun Jan 5 07:26:47 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (expand_expr, case COMPONENT_REF): Fix error in last
- change: don't suppress conversion if just EXPAND_SUM.
-
-Sat Jan 4 18:44:01 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.h (struct tree_decl): saved_insns.i is HOST_WIDE_INT.
-
- * fold-const.c (const_binop): Rework to only make constants in
- one place; always use size_int if small enough and of sizetype.
- (size_int): Call force_fit_type.
- (fold): Avoid ever changing type of input tree.
-
- * expr.c (get_inner_reference): Fix type error.
- (expand_expr, case COMPONENT_REF): Don't convert if modifier
- is EXPAND_CONST_ADDRESS, EXPAND_SUM, or EXPAND_INITIALIZER.
- * tree.c (staticp, case COMPONENT_REF, BIT_FIELD_REF): Not
- static if bitfield.
-
- * expr.c (expand_expr, case COMPONENT_REF): If taking value
- from a CONSTRUCTOR, must mask/sign-extend if bitfield.
- (expand_builtin, case BUILT_IN_LONGJMP): Pass type, not IDENTIFIER,
- to second arg of RETURN_POPS_ARGS.
-
- * expr.c (expand_expr, case COND_EXPR): Add additional cases
- to "singleton" cases.
- * tree.c (integer_pow2): Mask value to width of type.
- (tree_log2): New function.
-
- * expmed.c (store_fixed_bit_field): If not SLOW_UNALIGNED_ACCESS,
- treat everything as maximally aligned.
-
- * combine.c (find_split_point, case SET): If SET_SRC is NE and
- STORE_FLAG_VALUE is -1, see if we can convert into NEG of shift.
- (force_to_mode, case NE): Make condition stricter.
-
- * calls.c (emit_library_call_value): Remove redundant check for
- outmode != VOIDmode.
-
-Sat Jan 4 08:12:16 1997 J.T. Conklin <jtc@rhino.cygnus.com>
-
- * Optimizations from John Vickers (john@rhizik.demon.co.uk):
- * m68k.c (output_function_{pro,epi}logue): Use addq/subq when
- adjusting stack pointer by small displacements.
- * m68k.md (addsi3, addhi3): Use two addqw (or subqw) insns when
- adding (or subtracting) small integer constants (8 < N <= 16) to
- both address and data registers.
-
-Sat Jan 4 07:06:07 1997 Kamil Iskra <iskra@student.uci.agh.edu.pl>
-
- * loop.c (basic_induction_var): Return 0 if SUBREG is not a
- promoted variable.
-
-Sat Jan 4 06:22:36 1997 Doug Rupp (rupp@gnat.com)
-
- * alpha.c (vmskrunch): Try to not chop trailing uppercase letters.
- * alpha/vms.h (ENDFILE_SPEC): Use "gnu", not "gnu_cc".
-
- * cccp.c (PRINTF_PROTO): Use __printf__ in __attribute__, not printf.
- * cexp.y (PRINTF_PROTO): Likewise.
-
-Fri Jan 3 09:01:00 1997 Craig Burley <burley@gnu.ai.mit.edu>
-
- * alpha.md (cmov): Fix operand numbers in case involving DF target,
- DF comparison, and SF source.
-
-Fri Jan 3 08:19:46 1997 Paul Eggert <eggert@twinsun.com>
-
- * cpplib.c (macroexpand): Delete any no-reexpansion marker following
- identifier at beginning of an argu concatenated with what precedes it.
-
-Fri Jan 3 07:59:21 1997 Ken Rose (rose@netcom.com)
-
- * reorg.c (fill_slots_from_thread): Skip moved insn in all three cases.
-
-Fri Jan 3 07:51:44 1997 Bob Manson <manson@cygnus.com>
-
- * function.c ({push,pop}_function_context_to): Save and restore
- current_function_args_info.
- * function.h (struct function): New field args_info.
-
-Fri Jan 3 06:55:09 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * jump.c (rtx_equal_for_thread_p): Return 0 for floating-point.
-
- * reload.c (find_reloads): If replaced a PLUS or MULT with a
- simple operand, start over again.
-
- * va-alpha.h: Check for __VMS__, not VMS.
-
-Thu Jan 2 08:52:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure: Finish restoring change of default of objc threads to
- "single" for Linux-based GNU systems.
-
-Mon Dec 30 17:03:46 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (fmpy_operands): Remove. No longer needed.
- (combinable_add, combinable_copy, combinable_fmpy): Likewise.
- (combinable_fadd, combineable_fsub): Likewise.
- (pa_reorg): Call pa_combine_instructions.
- (pa_combine_instructions): Combine instructions to make things
- like fmpyadd and fmpysub.
- (pa_can_combine_p): Helper function for pa_combine_instructions.
- * pa.md (pa_combine_type): New attribute. Set it appropriately
- for various insns.
- (define_delays): Use a separate define_delay for unconditional
- branches.
- (fmpyadd, fmpysub peepholes): Remove, no longer needed.
- (fmpyadd, fmpysub insns): Add variant with fadd/fsub first,
- then the fmpy.
-
-Mon Dec 30 14:43:51 1996 Jim Wilson <wilson@cygnus.com>
-
- * reg-stack.c (subst_stack_regs_pat): Set src_note explicitly, instead
- of using invalid aggregate initialization.
-
- * print-tree.c (print_node): Don't try to print nonexistent
- TYPE_ATTRIBUTES field of a decl node.
-
-Mon Dec 30 10:30:25 1996 Richard Stallman <rms@ethanol.gnu.ai.mit.edu>
-
- * config.sub: Handle hiuxmpp as system type.
-
-Thu Dec 26 13:33:27 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (init_v4_pic): Explicitly set the length.
-
-Mon Dec 23 19:39:38 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips.h (FUNCTION_ARG_REGNO_P): Correct for TARGET_SOFT_FLOAT and
- TARGET_FLOAT64 cases.
-
- * integrate.c (function_cannot_inline_p): Reject function with
- PARALLEL result.
- (expand_inline_function): Abort if function result not handled.
-
-Sat Dec 21 04:02:46 1996 Jason Merrill <jason@gerbil.cygnus.com>
-
- * mips.c (save_restore_insns): Mark large frame setup insns
- as frame-related.
- (mips_expand_prologue): Likewise.
-
- * dwarf2out.c (dwarf2out_frame_debug): Support MIPS large frames.
- (add_bound_info): Use default lower bounds.
- Handle simple variable bounds with a DIE ref.
- Don't generate a NULL loc descr.
- (add_subscript_info): Always add lower bound.
- (gen_formal_parameter_die): Always equate_decl_number_to_die.
- (gen_variable_die): Likewise. Don't use the old die for automatic
- variables.
-
-Wed Dec 18 10:23:46 1996 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (notice_update_cc): Enable this code.
- * mn10300.h (CC_OVERFLOW_UNUSABLE): Define.
- * mn10300.md (tstsi): Use "set_zn_c0" instead of "set" for cc status.
- (addsi3 pattern): Break "inc" into two different alternatives
- since "inc dn" sets cc0, but "inc an" does not.
- (multiply and divide patterns): Fix cc status.
- (bCC, inverted bCC): Restore any comparison which needs the
- overflow bits when CC_OVERFLOW_UNUSABLE is set.
- (zero and sign extensions): Fix cc status.
- (movm_store): Likewise.
-
-Tue Dec 17 15:02:44 1996 Jim Wilson <wilson@cygnus.com>
-
- * sched.c (update_flow_info): When add REG_DEAD notes for dest of
- last insn, add check for global_regs.
-
-Tue Dec 17 11:07:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/win-nt.h (HAS_INIT_SECTION): Delete, so that __main is
- called from main.
-
-Mon Dec 16 15:28:44 1996 Jim Wilson <wilson@cygnus.com>
-
- * combine.c (nonzero_bits): Ifdef out calls to num_sign_bit_copies.
- Add dummy define/undef for num_sign_bit_copies.
-
- * dwarfout.c (location_or_const_value_attribute, case CONCAT): Add.
-
- * combine.c (simplify_comparison): Use mode_width as shift count
- only if it is less than or equal to HOST_BITS_PER_WIDE_INT.
-
-Mon Dec 16 10:10:11 1996 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (expand_epilogue): Restore registers in the
- "ret" instruction instead of a separate movm instruction.
- Support possible stack deallocation in "ret" instruction too.
- * mn10300.md (return_internal): Use "ret" instead of "rets";
- restore registers and deallocate stack as needed.
- (load_movm): Delete unused pattern.
-
- * mn10300.h (SMALL_REGISTER_CLASSES): Define.
-
-Fri Dec 13 14:46:54 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (dect): Rewrite pattern so that it can be combined.
-
-Fri Dec 13 13:14:51 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * varasm.c (output_constant_pool): If ASM_OUTPUT_POOL_EPILOGUE is
- defined, call it.
-
-Thu Dec 12 20:04:55 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * rtl.h (RTX_FRAME_RELATED_P): New macro.
- (struct rtx_def): Add frame_related bitfield.
- * final.c (final_scan_insn): Call dwarf2out_frame_debug.
- Don't call dwarf2out_begin_function.
- (final): Initialize dwarf2out_frame_debug.
- * dwarf2out.c (dwarf2out_begin_function): Remove.
- (dwarf2out_init): Use INCOMING_RETURN_ADDR_RTX.
- (DWARF_CIE_DATA_ALIGNMENT): Generalize.
- (DWARF_FRAME_REGNUM): Don't add 1.
- (decode_cfi_rtl): Lose.
- (dwarf2out_def_cfa): Now takes reg and offset directly.
- (reg_save): Likewise.
- (dwarf2out_reg_save): Now takes offset.
- (initial_return_save): Grok INCOMING_RETURN_ADDR_RTX.
- Replaces dwarf2out_return_save.
- (dwarf2out_cfi_label): New fn.
- (add_fde_cfi): Use it.
- (dwarf2out_frame_debug): New fn.
- * mips.h (DWARF_FRAME_REGNUM): Tweak r31.
- (INCOMING_RETURN_ADDR_RTX): Define.
- * mips.c (mips_expand_prologue): Set RTX_FRAME_RELATED_P as needed.
- (save_restore_insns): Likewise.
- * i386.c (ix86_expand_prologue): Likewise.
- * i386.h (INCOMING_RETURN_ADDR_RTX): Define.
- (DWARF_FRAME_RETURN_COLUMN): Define.
-
- * dwarf2out.c (add_AT_long_long): Renamed from add_AT_double fo
- clarity.
- (print_die): Adjust.
- (add_AT_float): New fn.
- (add_const_value_attribute): Support fp values.
- (size_of_die): Use blocks for long_long and fp values.
- (value_format, output_die): Likewise.
- (output_loc_operands): Don't support DW_OP_const8?.
-
-Thu Dec 12 19:49:09 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * varasm.c (CONSTANT_POOL_BEFORE_FUNCTION): Define if not
- defined.
- (assemble_start_function): Check CONSTANT_POOL_BEFORE_FUNCTION
- to decide whether to call output_constant_pool.
- (assemble_end_function): Likewise.
-
- * calls.c: Check SMALL_REGISTER_CLASSES at run time, not just
- compile time.
- * combine.c, cse.c, function.c, jump.c, local-alloc.c: Likewise.
- * loop.c, reload.c, reload1.c: Likewise.
- * dsp16xx.h (SMALL_REGISTER_CLASSES): Define with value.
- * h8300.h (SMALL_REGISTER_CLASSES): Likewise.
- * i386.h (SMALL_REGISTER_CLASSES): Likewise.
- * pdp11.h (SMALL_REGISTER_CLASSES): Likewise.
- * sh.h (SMALL_REGISTER_CLASSES): Likewise.
-
-Thu Dec 12 15:25:39 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (sysv call insns): If flag_pic add @plt suffix.
-
- * rs6000.md (fix_truncdfsi2_store): Fix offsets > 32k.
-
- * rs6000/t-ppccomm: New file for common parts of embedded and
- System V target Makefile support.
-
- * rs6000/t-ppcos: New file for System V OS target Makefile
- support.
-
- * rs6000/t-solaris: Delete, merge into rs6000/t-ppcos.
-
- * rs6000/t-{ppc,ppcgas}: Only keep the multilib specific parts,
- moving the rest to rs6000/t-ppccomm.
-
- * configure (powerpc*-*-*): For embedded and System V
- configurations, add rs6000/t-ppccomm.
- For GNU/Linux and Solaris, use t-ppcos.
-
- * ginclude/ppc-asm.h (cr*, f*): Add new macros for register names.
-
- * rs6000/sol-c0.c (_start): Fix uninitialized data bug.
-
- * rs6000.md (init_v4_pic): Add @local to call.
- (icbi,dcbst,sync,isync): Delete PowerPC cache control insns.
-
- * rs6000/sysv4.h (ASM_SPEC): On explicit -mcall-solaris, pass
- -msolaris to the assembler.
-
- * rs6000.c (rs6000_sync_trampoline): Delete.
- (rs6000_trampoline_template): Aix & System V don't need template now.
- (rs6000_initialize_trampoline): For System V, call the function
- __trampoline_setup to set up the trampoline.
-
- * rs6000.h (TRAMPOLINE_TEMPLATE): Delete here.
- * rs6000/win-nt.h (TRAMPOLINE_TEMPLATE): Add it here.
-
- * rs6000/tramp.asm: New file, setup trampolines properly on System
- V systems, properly flushing the caches.
-
-Thu Dec 12 10:53:10 1996 Jeffrey A Law (law@cygnus.com)
-
- * reorg.c (fill_slots_from_thread): Don't call eligible_for_delay
- with an insn with asm operands.
-
- * expmed.c (emit_store_flag_force): Fix typos/thinkos.
-
-Thu Dec 12 08:09:20 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * i386.c (i386_return_pops_args): Libcalls ignore TARGET_RTD.
-
-Thu Dec 12 07:56:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.h (maybe_get_identifier): New declaration.
-
- * calls.c (emit_library_call): Don't pass VOIDmode to type_for_mode.
-
- * va-alpha.h: Add definitions for VMS; they differ from Unix.
-
- * Makefile.in (stamp-objlist): Handle first character of object
- file being a digit.
-
- * 1750a.h (function_arg, {movcnt,mod}_regno_adjust): Add decls.
- (branch_or_jump): Likewise.
- (FUNCTION_ARG): Remove cast of function_arg result to rtx.
- * 1750a.md: Remove unneeded casts to char *.
-
-Thu Dec 12 05:55:27 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm.c (arm_gen_constant, case [IX]OR): Don't invert constant if
- loading into temporary.
-
-Wed Dec 11 18:57:21 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * toplev.c (rest_of_compilation): Make sure unwinder RTL is saved.
-
- * collect2.c (write_c_file): Wrap the ctor/dtor lists and fns
- with `extern "C" { ... }'.
-
-Wed Dec 11 17:46:48 1996 John F. Carr <jfc@mit.edu>
-
- * tree.h (tree_decl): Reorder field declarations to reduce size
- on 64 bit machines.
-
- * combine.c (try_combine): When splitting an insn, check for the
- new I2 setting a SUBREG.
-
-Wed Dec 11 17:00:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.c (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of
- using "%ld".
- (output_prolog): Don't print useless comment for VMS.
-
- * alpha.c (output_prolog): SIZE is now HOST_WIDE_INT.
- * alpha.md (mov[hq]i unnamed): Split up for TARGET_BYTE_OPS and not.
-
- * function.c (fixup_var_refs_1, case ZERO_EXTRACT): Don't call
- fixup_memory_subreg if no longer SUBREG of MEM.
-
-Wed Dec 11 14:10:48 1996 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c: New file for Matsushita MN10300 port.
- * mn10300.h, mn10300.md, t-mn10300, xm-mn10300.h: Likewise.
- * config.sub: Recognize mn10300 as a basic machine type.
- * configure: Similarly.
- * ginclude/stdarg.h: mn10300 is little endian.
- * ginclude/varargs.h: Likewise.
-
-Wed Dec 11 09:09:10 1996 Nagai Takayuki <nagai@ics.es.osaka-u.ac.jp>
-
- * libgcc2.c (cacheflush): Add SONY NEWS-OS 4.2 version.
-
-Wed Dec 11 09:01:39 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * calls.c (emit_library_call, emit_library_call_value):
- Don't pass an identifier node as function type for
- library functions, but rather build a function type that
- has a return type with the correct mode.
- * i386.c (i386_return_pops_args): Don't test for IDENTIFIER_NODE.
- * i386/isc.h (obsolete RETURN_POPS_ARGS): Test first argument
- for IDENTIFIER_NODE.
- * i386/next.h (RETURN_POPS_ARGS): Likewise.
- * i386/sco.h (RETURN_POPS_ARGS): Likewise.
- * i386/sco5.h (RETURN_POPS_ARGS): Likewise.
- * i386/scodbx.h (RETURN_POPS_ARGS): Likewise.
- * m68k.h (RETURN_POPS_ARGS): Likewise.
- * ns32k.h (RETURN_POPS_ARGS): Likewise.
- * pyr.h (RETURN_POPS_ARGS): Likewise.
- * gmicro.h (RETURN_POPS_ARGS): Likewise; fix typo.
-
-Tue Dec 10 17:36:47 1996 J.T. Conklin <jtc@rhino.cygnus.com>
-
- * Add optimizations from John Vickers (john@rhizik.demon.co.uk)
- * m68k.h (TARGET_CPU32): New macro.
- * m68k.md (add[hs]i3): Only use two addq.w or subq.w instructions
- when adding or subtracting constants 8 < N < 16 on TARGET_CPU32.
- Use lea instead of add.w when adding 16 bit constants to address
- registers on all but TARGET_68040.
- * m68k.c (output_function_{pro,epi}logue): Use lea instead of add.w
- when adjusting stack pointer on all but TARGET_68040.
-
-Tue Dec 10 15:55:23 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * optabs.c (emit_unop_insn): Treat ZERO_EXTEND like SIGN_EXTEND.
-
-Tue Dec 10 13:47:24 1996 Joern Rennecke <amylaar@cygnus.co.uk>
-
- * combine.c (combinable_i3pat): Bring back to sync with can_combine_p.
-
- * sh.h (ADJUST_INSN_LENGTH): Don't break from loop when LOOP_BEG found.
- Calculate padding in new variable pad.
-
-Mon Dec 9 18:00:38 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (output_uleb128): Output value in human-readable comment.
- (output_sleb128): Likewise.
- (various): Adjust.
- (output_call_frame_info): Only output info if it's interesting.
- (add_src_coords_attributes): New fn.
- (add_name_and_src_coords_attributes): Split out from here.
- (gen_enumeration_type_die): Add src coordinates.
- (gen_struct_or_union_type_die): Likewise.
- (dwarf2out_finish): Call output_call_frame_info for all targets.
-
-Thu Dec 5 11:25:30 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (add_pure_or_virtual_attribute): Only add
- AT_containing_type if -g2 or higher.
-
- * dwarf2out.c (gen_struct_or_union_type_die): Make sure that
- the type for AT_containing_type has been generated.
- (gen_decl_die): Likewise.
-
- * dwarf2out.c (type_tag): Check DECL_IGNORED_P.
- (add_pure_or_virtual_attribute): Check DECL_VINDEX instead.
- (scope_die_for): Likewise.
- * dwarfout.c (type_tag): Likewise.
-
-Wed Dec 4 22:51:38 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (decode_cfi_rtl): Support getting a CONST_INT.
- (dwarf2out_begin_function): Adjust.
- (reg_save): Divide offset by the alignment.
- (output_cfi): Support having more than one advance_loc.
- (output_call_frame_info): Re-initialize current_label.
- (dwarf2out_begin_prologue): Initialize current_label to NULL.
- (lookup_cfa, lookup_cfa_1): New fns.
- (dwarf2out_def_cfa): Call lookup_cfa.
- (dwarf2out_finish): Don't generate CIE CFIs.
- (dwarf2out_init): Generate them here.
- (DWARF_FRAME_RETURN_COLUMN): Use PC_REGNUM.
-
- (add_pure_or_virtual_attribute): Note virtual context.
- (gen_formal_parameter_die): Return the die.
- (gen_formal_types_die): Set AT_artificial on `this'.
- (gen_subprogram_die): Add AT_accessibility.
- (gen_variable_die): Likewise.
- (gen_field_die): Likewise. Don't generate location attribute for
- union members.
- (gen_struct_or_union_type_die): Note where our vtable lives.
- (gen_decl_die): Handle anonymous union fields.
- (dwarf2out_decl): Always output `bool'.
-
-Mon Dec 2 03:55:15 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * final.c (final_end_function): Don't call dwarf2out_end_function.
-
- * dwarf2out.c (output_line_info): Emit special opcodes for each line
- entry, even if the line number doesn't change.
- (pend_type, output_pending_types_for_scope): New fns.
- (gen_struct_or_union_type_die): Use them to defer generating member
- dies if we're in the middle of some other context.
- (gen_type_die): Still put nested types in the right place.
- (dwarf2out_decl): Call output_pending_types_for_scope.
-
- * dwarf2out.c (dw_fde_struct): Replace end_prologue, begin_epilogue
- with current_label.
- (DWARF_CIE_INSN_SIZE, DWARF_CIE_SIZE): Remove.
- (DWARF_CIE_HEADER_SIZE): The size without the initial insns.
- (size_of_cfi): Revert.
- (decode_cfi_rtl, add_fde_cfi, dwarf2out_def_cfa, reg_save,
- dwarf2out_reg_save, dwarf2out_return_save): New fns.
- (dwarf2out_begin_function): Use them to generate CFIs.
- (dwarf2out_finish): Use them to generate E CFIs.
- Don't set next_fde_offset.
- (calc_fde_sizes): Initialize cie_size.
- (output_call_frame_info): Don't generate CIE CFIs.
- (dwarf2out_end_function): Remove.
-
- * tree.c (maybe_get_identifier): New fn.
- * varasm.c (assemble_name): Use it instead of get_identifier.
-
-Fri Nov 29 15:13:39 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * jump.c (jump_optimize): Don't move initialization if there is a
- label between it and the jump for if (foo) bar++ to bar += (foo !=0)
-
-Wed Nov 27 16:21:14 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * Remove change of Oct 4.
- * i386.h (outer_function_chain): Remove.
- (current_function_calls_alloca): Remove.
- (rtx_equal_function_value_matters): Remove.
- (N_REGS_USED, N_ALLOCATABLE_REGISTERS): Remove.
- * i386.md (adddi3_1, subdi3_1): Remove.
- (adddi3, subdi3): Revert.
- (movsf, movsf_mem, movsf_normal, movdf, movdf_mem, movdf_mem+1):
- Likewise.
- (movxf, movxf_mem, movxf_mem+1, addsidi3_1, addsidi3_2): Likewise.
- (adddi3_1, subsidi3, subdi3_1): Likewise.
- (addsidi3_1, addsidi3_2, subsidi3): Likewise.
- (addsidi3_1, addsidi3_2, adddi3, subsidi3): Disable the problem
- reload alternatives.
-
-Wed Nov 27 16:21:14 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * i386.md (ashldi3_non_const_int, ashrdi3_non_const_int):
- Use a hidden branch to handle shifts > 32 bit.
- (lshrdi3_non_const_int): Likewise.
- (floatdixf2): Don't use unnecessary XFmode operation.
-
-Wed Nov 27 15:23:41 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * varasm.c (assemble_variable): Don't emit DWARF.
-
- * toplev.c (rest_of_type_compilation): Don't emit DWARF.
- (main): Just let -gdwarf mean DWARF v1; remove -gdwarf-1.
-
- * dwarfout.c (decl_class_context): New fn.
- (output_global_subroutine_die): Fix declaration case.
- (output_global_variable_die): Likewise.
- (output_type): Note when we are in a class defn. If we're a nested
- type and our context hasn't been written, do that. Do early exit
- for nested types.
- (output_decl): Output the class context for fns and vars.
- Don't emit detailed parm info for a fn declaration.
- Use TYPE_DECL_IS_STUB, is_redundant_typedef.
- (type_ok_for_scope): Support emitting nested types later.
- (is_redundant_typedef): New fn.
- (TYPE_DECL_IS_STUB): New macro.
- (output_compile_unit_die): Check use_gnu_debug_info_extensions.
- (output_local_subroutine_die, output_global_subroutine_die,
- dwarfout_begin_function, dwarfout_end_function, dwarfout_line,
- generate_macinfo_entry, dwarfout_init, dwarfout_finish): Likewise.
-
- * dwarf2out.c (decl_class_context): Static.
- (lookup_type_die): Use TYPE_SYMTAB_POINTER.
- (equate_type_number_to_die): Likewise.
- (gen_subprogram_die): If we're in class context, it's a decl.
- (gen_variable_die): Likewise.
- (gen_decl_die): Output the containing type.
- (dwarf2out_init): Lose type_die_table code.
-
-Wed Nov 27 08:30:54 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * Makefile.in (DRIVER_DEFINES): New macro, with the macro
- definitions for the driver.
- (gcc.o): Make rule use $(DRIVER_DEFINES).
- * gcc.c (process_command) [LANG_SPECIFIC_DRIVER]: Call
- lang_specific_driver, passing along the addr of FATAL for errors
- along with our ARGC and ARGV.
-
-Wed Nov 27 08:21:13 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k.md (iorsi_zexthi_ashl16): New pattern.
- (ashrsi_16): New name for old unnamed pattern.
-
- * objc/misc.c (stdlib.h): Define __USE_FIXED_PROTOTYPES__ before
- including stdlib.h.
-
-Wed Nov 27 08:17:34 1996 Joern Rennecke <amylaar@cygnus.co.uk>
-
- * i386.md (decrement_and_branch_until_zero+[3-8]): Add missing
- CC_STATUS_INIT.
- (decrement_and_branch_until_zero+[5-8]): Delete redundant assignment.
-
-Wed Nov 27 07:56:27 1996 J.T. Conklin <jtc@rhino.cygnus.com>
-
- * m68k.md ({and,ior,xor}si3_internal): Removed !TARGET_5200 from
- conditionals now that entire insn is disabled when !TARGET_5200.
-
-Wed Nov 27 07:52:32 1996 Oliver Kellogg <kellogg@space.otn.dasa.de>
-
- * 1750a.md (movhi pattern): Fixed MEM to MEM move problem.
-
-Tue Nov 26 14:50:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (move_by_pieces): Abort only if length positive at end.
- * function.c (frame_offset, get_frame_size): Make HOST_WIDE_INT.
- * function.h (struct function): Make frame_offset be HOST_WIDE_INT.
- (get_frame_size): Add definition.
- * reload1.c (reload): Make starting_frame_size be HOST_WIDE_INT.
-
-Mon Nov 25 16:55:14 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (dwarf2out_finish): Don't emit call frame info
- for non-MIPS targets.
- (is_redundant_typedef): New fn.
- (modified_type_die): Refer to typedef DIEs where appropriate.
- (gen_typedef_die): Support DECL_ORIGINAL_TYPE.
- (gen_type_die): Likewise. Use is_redundant_typedef.
- (gen_subprogram_die): Don't force a spec DIE for local class methods.
-
-Mon Nov 25 15:09:12 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * gcc.c (handle_braces): Rework last change.
-
-Mon Nov 25 13:49:51 1996 Jim Wilson <wilson@cygnus.com>
-
- * configure (build_exeext, exeext): New variables. Use sed to insert
- build_exeext value into Makefile exeext rule.
- (*-*-cygwin32): Set exeext.
- * i386/x-cygwin32 (exeext): Delete.
- * rs6000/x-cygwin32 (exeext): Delete.
-
- * dwarf.h (enum dwarf_location_atom): Add OP_MULT.
- * dwarfout.c (output_mem_loc_descriptor, case MULT): Add.
- * dwarfout2.c (mem_loc_descriptor, case MULT): Add.
-
- * dwarfout.c (dwarf_fund_type_name, case FT_unsigned_int64): Fix typo.
-
-Sun Nov 24 21:42:01 1996 J.T. Conklin <jtc@rhino.cygnus.com>
-
- * m68k.md (andsi3): Changed into define_expand.
- (andsi3_internal): Rename from old andsi3, changed condition
- to !TARGET_5200.
- (andsi2_5200): New insn.
- (iorsi3): Change into define_expand.
- (iorsi2_internal): Rename from old iorsi3, changed condition
- to !TARGET_5200.
- (iorsi2_5200): New insn.
- (xorsi3): Change into define_expand.
- (xorsi2_internal): Rename from old xorsi3, changed condition
- to !TARGET_5200.
- (xorsi2_5200): New insn.
-
-Sun Nov 24 21:31:32 1996 John F. Carr <jfc@mit.edu>
-
- * i386.h (N_ALLOCATABLE_REGISTERS): Remove extra backslash at
- end of macro definition.
-
- * cpplib.c (LOCAL_INCLUDE_DIR): Remove default definition.
- (include_defaults_array): Do not use LOCAL_INCLUDE_DIR or
- TOOL_INCLUDE_DIR if they are not defined.
- * cccp.c: Likewise.
-
- * Makefile.in (cppmain.o): New rule.
-
-Sun Nov 24 19:14:50 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * fold-const.c (merge_ranges): In (+,-) case, if lower bounds are
- the same the result is always false.
-
-Sun Nov 24 18:48:31 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-typeck.c (build_indirect_ref): Don't give warning for
- dereferencing void * if evaluation is being skipped.
-
- * c-decl.c (poplevel): Don't call output_inline_function if
- DECL_SAVED_INSNS is not set.
-
- * gcc.c (give_switch): Add new arg, INCLUDE_BLANKS.
- (handle_braces): All callers changed.
- Add support for new construct: %{S*^}.
-
-Sun Nov 24 18:44:48 1996 Paul Eggert <eggert@twinsun.com>
-
- * c-parse.in (unary_expr, expr_no_commas): Increment skip_evaluation
- when analyzing an expression that is known not to be evaluated.
- (sizeof, alignof): New rules.
- * c-tree.h (skip_evaluation): New variable.
- * c-common.c (skip_evaluation): Likewise.
- (overflow_warning, unsigned_conversion_warning): Don't warn about
- potential runtime errors when skipping evaluation.
- * c-typeck.c (build_binary_op): Likewise.
- (build_conditional_expr): op1 now always nonnull.
-
-Sun Nov 24 17:06:58 1996 Bernd Schmidt (crux@Pool.Informatik.RWTH-Aachen.DE)
-
- * toplev.c (rest_of_compilation): Call regscan before each
- jump threading pass.
-
-Sun Nov 24 16:37:18 1996 Dave Love <d.love@dl.ac.uk>
-
- * configure (objc_thread_file): Set conditionally in each case so
- may be overidden with `--enable-objcthreads=posix'.
- Change GNU/Linux default to `single'.
-
-Fri Nov 22 17:53:15 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * varasm.c (assemble_variable): Output DWARF in the third case, too.
-
- * dwarf2out.c (decls_for_scope): Only add DIEs with no parents to
- our scope.
- (gen_subroutine_type_die): Parm types go under the fn type DIE.
-
- * Makefile.in ($(T)crt{begin,end}.o): Move CRTSTUFF_T_CFLAGS after
- general flags.
-
- * mips/t-iris6 (CRTSTUFF_T_CFLAGS): Define.
- * mips.c (compute_frame_size): Fix fp_save_offset.
-
- * dwarf2out.c (new_die): If we get a NULL parent, inc limbo_die_count.
- (decls_for_scope): Decrement limbo_die_count as appropriate.
- (dwarf2out_finish): Check for good limbo_die_count.
- (size_of_cfi): If regno too big for DW_CFA_offset, use offset_extended
- instead.
- (output_call_frame_info): Add disabled code for specifying ABI.
- (dwarf2out_begin_function): Note all saved regs.
-
- * dwarf2out.c (gen_subprogram_die): Have a DIE for each fn at
- toplevel.
- (scope_die_for): Only use the NULL for fns and tags.
-
-Tue Nov 21 15:53:51 1996 Joern Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (output_stack_adjust): New argument TEMP. Changed all callers.
- If the adjust cannot be done with one, but can be done with two
- CONST_OK_FOR_I constants, do it that way.
-
-Thu Nov 21 14:25:55 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * fixincludes: Include <stdio.h> in <assert.h> even if not C++ if
- stderr needs to be defined.
-
-Wed Nov 20 15:38:13 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (rest_of_type_compilation): Do output function-scope tags
- for DWARF 2.
- * c-decl.c (pushtag): Set TYPE_CONTEXT on the tag.
- * toplev.c, varasm.c: s/dwarf2out_file_scope_decl/dwarf2out_decl/g.
- * dwarf2out.c (add_prototyped_attribute): Use a value of 1.
- (gen_subprogram_die): Support AT_static_link.
- (dwarf2out_decl): Rename from dwarf2out_file_scope_decl.
- Give nested fns and tags a die_parent of NULL.
- (decls_for_scope): Fix the die_parent for nested fns and tags.
- (scope_die_for): If we get a context of NULL, just return it.
-
-Tue Nov 19 18:21:11 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (gen_subprogram_die): Support block extern decls.
- (gen_variable_die): Likewise.
- (gen_decl_die): Emit block extern function decls.
-
- * c-decl.c (implicitly_declare): Set DECL_ARTIFICIAL.
-
-Tue Nov 19 16:50:32 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * configure (powerpc*-{sysv,elf,eabi{,aix,sim}}): Set
- extra_headers to ppc-asm.h.
- (powerpc*-{linux,solaris,rtems,vxworks}): Likewise.
- (powerpc*-{winnt,pe,cygwin32}): Likewise.
-
- * rs6000/t-{ppc,ppcgas,solaris,winnt} (EXTRA_HEADERS): Don't set here.
-
-Mon Nov 18 14:51:46 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (DWARF_CIE_INSN_SIZE): New macro.
- (DWARF_CIE_HEADER_SIZE): Use it.
- (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): New macros.
- (output_call_frame_info, dwarf2out_begin_function): Use them.
- For the MIPS, output the first CFA insn in the CIE.
- * dwarf2.h (enum dwarf_call_reg_usage): Lose.
- (dwarf_macinfo_record_type): Fix spelling.
- * mips/mips.h (DWARF_FRAME_REGNUM, DWARF_FRAME_RETURN_COLUMN): Define.
-
- * dwarf2out.c (base_type_die): Just generate the DIEs as needed,
- rather than building up some table.
- (init_base_type_table): Lose.
- (add_subscript_info): Use add_type_attribute. Don't give an upper
- bound for an array of unknown size.
- (gen_unspecified_parameters_die): Remove DWARF-1 kludge.
- (dwarf2out_init): Lose call to init_base_type_table.
- (is_c_family, is_fortran): New fns.
- (gen_compile_unit_die): Recognize GNU F77.
- (gen_array_type_die): Use AT_declaration for an array of unknown size.
- (modified_type_die): Take TYPE_MAIN_VARIANT before passing it
- to build_type_variant, so we ignore named variants.
- (dwarf2out_file_scope_decl): Don't generate DIEs for built-in structs,
- either; they will be emitted if they are used.
- From wilson:
- (gen_array_type_die): Force the element type out first on IRIX 6.
-
-Sun Nov 17 20:23:11 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (get_inner_reference): Fix error in previous change.
-
-Sat Nov 16 06:08:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * emit-rtl.c (operand_subword): Avoid confusion if sizeof (float)
- is less than a full word.
-
- * alpha.h (MASK_BYTE_OPS): Now define as 1024.
- * alpha/vms.h (TARGET_DEFAULT): Use symbolic values.
-
- * expr.c (get_inner_reference): Add new arg PALIGNMENT and compute it.
- (expand_assignment, do_jump): Pass new arg to get_inner_reference.
- (expand_expr, case COMPONENT_REF): Likewise.
- * fold-const.c (optimize_bit_field_compare, decode_field_reference):
- Likewise.
- * tree.h (get_inner_reference): Add new arg.
-
- * Add support for Alpha/VMS, mostly from
- Klaus Kaempf (kkaempf@progis.de)
- * configure (alpha-dec-vms*): New target.
- * alpha.c (override_options): Handle VAX format floating-point.
- (print_operand, case ',', '-'): New cases.
- (alpha_builtin_saveregs): Handle VMS convention.
- (alpha_sa_{mask,size}, alpha_pv_save_size, alpha_using_fp):
- New versions for VMS.
- (output_{pro,epi}logue, function_arg): Likewise.
- (direct_return): Never true on VMS.
- (check_float_value): Return 0 for VMS.
- (vmskrunch, alpha_{need,write}_linkage): New function.
- * alpha.h ({MASK,TARGET}_{OPEN_VMS,FLOAT_VAX}): New macros.
- (TARGET_SWITCHES): Add float-vax and float-ieee.
- ({FUNCTION,LIBCALL}_VALUE, FUNCTION_VALUE_REGNO_P): R1 and R33
- are also return registers.
- (ASM_OUTPUT_DOUBLE): Support both floating-point formats.
- (PRINT_OPERAND_FUNCT_VALID_P): Add ',' and '-'.
- * alpha.md ({div,mod}[sd]i3): Only for VMS.
- (fp operations): Add modifiers for multiple floating-point formats.
- (call patterns): Handle new calling sequence for VMS.
- (tablejump): Make new pattern for VMS.
- (nonlocal_goto_receiver, arg_home): New patterns.
- * alpha/t-vms, alpha/vms.h, alpha/xm-vms.h: New files.
-
-Fri Nov 15 17:38:20 1996 Doug Evans <dje@seba.cygnus.com>
-
- * sdbout.c (current_file): New global.
- (PUT_SDB_SRC_FILE): New PUT_SDB_FOO macro.
- (sdbout_init): Initialize current_file ifdef MIPS_DEBUGGING_INFO.
- (sdbout_{start_new,resume_previous}_source_file): New functions.
- * toplev.c (debug_{start,end}_source_file): Call them if SDB_DEBUG.
- * mips.h (PUT_SDB_SRC_FILE): Define.
-
-Fri Nov 15 16:11:25 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarfout.c (dwarfout_line): Don't emit line number info for
- functions outside of .text.
-
-Fri Nov 15 15:52:42 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386/386bsd.h (COMMENT_BEGIN): Delete.
- * i386/freebsd.h (COMMENT_BEGIN): Likewise.
- * i386/netbsd.h (COMMENT_BEGIN): Likewise.
- * i386/unix.h (COMMENT_BEGIN): Likewise.
-
-Fri Nov 15 13:22:42 1996 Jim Wilson <wilson@cygnus.com>
-
- * fold-const.c (unextend): Rewrite type conversions to avoid overflow.
-
-Fri Nov 15 12:11:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (try_combine): Properly copy an rtvec.
- * emit-rtl.c (gen_rtvec_vv): New function.
- (copy_rtx_if_shared): Call it.
- * integrate.c (copy_for_inline): Likewise.
- * reload1.c (eliminate_regs): Likewise.
- * rtl.h (gen_rtvec_vv): Declare.
- * genattrtab.c (simplify_cond): Make TESTS an array of rtunions.
- * genextract.c (main): Use loop, not bcopy, to set recog_operands
- from an rtvec.
- * rtl.c (rtvec_alloc): Clear rtwint instead of rtvec.
-
- * machmode.h (HOST_PTR_PRINTF): Handle char * wider than long.
- (HOST_WIDE_INT_PRINT_{DEC,UNSIGNED,HEX,DOUBLE_HEX}): New macros.
- * final.c (asm_fprintf): Use "ll" prefix for a long long HOST_WIDE_INT.
- (output_{asm_insn,addr_const}): Use HOST_WIDE_INT_PRINT_*.
- * print-tree.c (print_node{,_brief}, case INTEGER_CST): Likewise.
- * print-rtl.c (print_rtx, case 'w'): Use HOST_WIDE_INT_PRINT_DEC.
-
- * unroll.c (iteration_info): Fix code so that it knows iteration_var
- is a HOST_WIDE_INT, not a long.
-
- * fold-const.c (operand_equal_p): Do comparison with REAL_VALUES_EQUAL.
- (make_range): Properly decide when to get TREE_TYPE of arg0.
- Handle EXP being an INTEGER_CST at end.
- (fold_range_test): Handle return of 0 from make_range.
- (fold, case TRUTH_AND_EXPR): Handle first arg of 0.
- (fold, case TRUTH_OR_EXPR): Handle first arg of 1.
-
- * c-common.c (decl_attributes, case A_ALIAS): Add missing parens.
-
-Fri Nov 15 06:37:54 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * fold-const.c (range_binop): Set SNG1 to zero if ARG1 is a
- not a lower or upper bound.
-
-Thu Nov 14 23:08:25 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * flags.h (debug_info_type): Add DWARF2_DEBUG.
- * toplev.c (main): Support DWARF2_DEBUG. Add -gdwarf-1, -gdwarf-2
- options. Check debug level after choosing type.
- (debug_{start,end}_source_file, debug_{define,undef}): New functions.
- (compile_file): Support dwarf2 separately from dwarf1.
- (rest_of_type_compilation, rest_of_compilation): Likewise.
- * final.c (final_start_function): Likewise.
- (final_end_function, final_scan_insn, output_source_line): Likewise.
- * varasm.c (assemble_variable): Likewise.
- * dwarfout.c: Don't check DWARF_VERSION.
- * dwarf2out.c: s/dwarfout/dwarf2out/g. Check DWARF2_DEBUGGING_INFO.
- * c-lex.c (check_newline): Use debug_* instead of calling *out
- functions directly.
- * svr4.h (DWARF2_DEBUGGING_INFO): Define.
- * mips/iris6.h (PREFERRED_DEBUGGING_TYPE): DWARF2_DEBUG.
- (DWARF2_DEBUGGING_INFO): Define instead of DWARF_DEBUGGING_INFO.
- (LINK_SPEC): Pass -w through.
- * mips.h (PREFERRED_DEBUGGING_TYPE): Don't check `len'.
-
-Thu Nov 14 17:25:47 1996 Jeffrey A Law (law@cygnus.com)
-
- * h8300.c (dosize): Don't clobber static chain reg if needed by
- current function.
-
-Wed Nov 13 17:05:19 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * Makefile.in (stage?-start): Keep a copy of EXTRA_MULTILIB_PARTS
- in the build directory.
-
-Tue Nov 12 23:17:17 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (print_operand, case 'Y'): Fix comparisons to handle
- NaNs properly in all cases.
-
-Tue Nov 12 18:47:24 1996 Jim Wilson <wilson@cygnus.com>
-
- * expr.c (emit_group_store): For REG case, call gen_lowpart if
- modes are different.
-
-Tue Nov 12 18:24:40 1996 Doug Rupp (rupp@gnat.com)
-
- * gcc.c (exit): If VMS, define as __posix_exit.
- (option_map): Add define-macro and undefine-macro.
-
-Tue Nov 12 17:55:10 1996 Torbjorn Granlund <tege@tege.pdc.kth.se>
-
- * alpha.c (input_operand): If TARGET_BYTE_OPS accept HImode and QImode.
- * alpha.h (MASK_BYTE_OPS): New define.
- (TARGET_BYTE_OPS): New define.
- (TARGET_SWITCHES): Handle -mbyte.
- (LOAD_EXTEND_OP): When MODE is not SImode, return ZERO_EXTEND.
- * alpha.md (zero_extendqidi2): Handle TARGET_BYTE_OPS.
- (zero_extend{hidi,qisi,hisi}2): Likewise.
- (extendqisi2): Use extendqidi2x if TARGET_BYTE_OPS.
- (extendqidi2): Likewise.
- (extendqidi2x): New pattern.
- (extendhisi2): Use extendhidi2x if TARGET_BYTE_OPS.
- (extendhidi2): Likewise.
- (extendhidi2x): New pattern.
- (movhi): Handle TARGET_BYTE_OPS.
- (movhi matcher): Output ldwu and stw.
- (movqi): Handle TARGET_BYTE_OPS.
- (movqi matcher): Output ldbu and stb.
-
-Tue Nov 12 16:53:37 1996 Rob Savoye <rob@chinadoll.cygnus.com>
-
- * configure (hppa1.1-pro*, i960-*-coff*,m68k-*-aout*): Add libgloss.h.
- (m68k-*-coff*, mips*-*-elf*, sparc*-*-aout*, sparc*-*-coff*): Likewise.
- * config/libgloss.h: New file.
-
-Tue Nov 12 16:21:45 1996 Joern Rennecke <amylaar@cygnus.com>
-
- * jump.c (jump_optimize): Fix bug in Sep 23 change.
-
-Tue Nov 12 16:15:31 1996 Andrew Cagney (cagney@tpgi.com.au)
-
- * global.c (prune_references): Add missing symmetic CONFLICTP call.
-
-Tue Nov 12 14:34:40 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k.c (output_function_{pro,epi}logue): Save and restore
- fp-registers only if TARGET_68881.
-
- * m68k/mot3300.h (ASM_OUTPUT_INTERNAL_LABEL): Prefix labels with "L%".
- (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_CASE_LABEL): Likewise.
- (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
-
- * m68k/mot3300.h (TARGET_DEFAULT): Use MASK_68040_ALSO, not MASK_68040.
- * m68k/next.h, m68k/ccur-GAS.h (TARGET_DEFAULT): Likewise.
-
- * fixproto (std_files): Add sys/socket.h.
-
- * m68k.md (movqi): Emit 'st' for INTVAL & 255 == 255, not INTVAL == -1.
- (seq,sne,sgt,sgtu,slt,sltu,sge,sgeu,sle,sleu): Allow "m" as operand 0.
-
-Tue Nov 12 14:17:45 1996 Paul Eggert <eggert@twinsun.com>
-
- * c-decl.c (grokdeclarator): Generate a warning if -Wimplicit,
- unless a warning was already generated by -Wreturn-type.
-
-Tue Nov 12 14:11:02 1996 Pat Rankin <rankin@eql.caltech.edu>
-
- * Make qsort callback routines conform to the ANSI/ISO standard.
- * c-decl.c (field_decl_cmp): Use `const void *' arguments.
- * global.c (allocno_compare): Likewise.
- * reload1.c (hard_reg_use_compare, compare_spill_regs): Likewise.
- (reload_reg_class_lower): Likewise.
- * stupid.c (stupid_reg_compare): Likewise.
- * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
- (QTY_CMP_PRI, QTY_CMP_SUGG): New macros.
- (qty_compare_1, qty_sugg_compare_1): Use them.
-
-Tue Nov 12 13:20:25 1996 Jim Wilson <wilson@cygnus.com>
-
- * fold-const.c (merge_ranges): In (+,-) case, treat subset specially
- if lower bounds are the same.
-
-Tue Nov 12 13:10:01 1996 J.T. Conklin <jtc@cygnus.com>
-
- * m68k.md (addsi3): If TARGET_5200, use the lea insn to add small
- constants to address registers.
- (negsi2): Change into define_expand.
- (negsi2_internal): Rename from old negsi2, changed condition
- to !TARGET_5200.
- (negsi2_5200): New insn.
- (one_cmplsi2): Change into define_expand.
- (one_cmplsi2_internal): Rename from old one_cmplsi2, changed
- condition to !TARGET_5200.
- (one_cmplsi2_5200): New insn.
- (negdi2_5200): Corrected constraints.
- (one_cmpldi2): Changed condition to !TARGET_5200.
-
- * m68k.c (m68k_align_loops_string, m68k_align_jumps_string): New vars.
- (m68k_align_funcs_string, m68k_align_loops): Likewise.
- (m68k_align_jumps, m68k_align_funcs): Likewise.
- (override_options): New function.
- * m68k.h (TARGET_OPTIONS): Added alignment options.
- (MAX_CODE_ALIGN, ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
- New macros.
- (FUNCTION_BOUNDARY): Use value derrived from m68k_align_funcs
- instead of constant.
-
- * m68k.c (output_function_{pro,epi}logue): Fix typo in last change.
-
-Tue Nov 12 09:26:51 1996 Torbjorn Granlund <tege@wombat.gnu.ai.mit.edu>
-
- * i386.md (parallel inc/dec and branch-if-zero/nonzero): Use `+' in
- constraint.
-
-Mon Nov 11 15:12:22 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c: Also define WEAK_ALIAS if ASM_OUTPUT_WEAK_ALIAS.
- * mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS): Define.
- * varasm.c (assemble_alias): Use ASM_OUTPUT_WEAK_ALIAS.
-
- * dwarf2out.c (TYPE_USED_FOR_FUNCTION): Lose.
- (gen_compile_unit_die): Only append -g with -g2 or better.
- (scope_die_for): Don't emit any type info with -g1.
- (gen_subprogram_die): Likewise.
- (gen_decl_die): Likewise.
- (dwarfout_file_scope_decl): Likewise.
- (dwarfout_init): Likewise.
-
- * mips/iris6.h (TYPE_ASM_OP): Define.
- (SIZE_ASM_OP): Define.
- (ASM_WEAKEN_LABEL): Define.
- (BSS_SECTION_ASM_OP): Define.
- (ASM_OUTPUT_ALIGNED_LOCAL): Don't use ASM_DECLARE_OBJECT_NAME.
- (ASM_OUTPUT_ALIGNED_BSS): Define.
- (ASM_DECLARE_OBJECT_NAME): Redefine to emit .size directive.
- (ASM_FINISH_DECLARE_OBJECT): Define.
- (ASM_OUTPUT_DEF): Don't define.
-
-Fri Nov 8 20:38:51 1996 Jim Wilson <wilson@cygnus.com>
-
- * function.c (expand_function_end): Handle BLKmode structures returned
- in registers.
-
-Fri Nov 8 20:27:07 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * stor-layout.c (layout_record): Check for VAR_DECL instead
- of TREE_STATIC.
-
- * varasm.c (assemble_variable): Do write out DWARF for
- record-scope variables.
- * toplev.c (rest_of_type_compilation): Do write out DWARF for
- record-scope types.
-
- * dwarf2out.c (gen_enumeration_type_die): Set TREE_ASM_WRITTEN on a
- complete enum type.
- (gen_struct_or_union_type_die): Don't recurse between nested classes.
- (gen_type_die): Write out nested classes by writing out their context.
-
-Fri Nov 8 17:40:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * emit-rtl.c (change_address): If MEMREF isn't changing,
- return the old one.
-
- * expr.c (expand_assignment): Remove bogus resetting of alignment
- to inner alignment.
- (expand_expr, case COMPONENT_REF): Likewise.
-
-Fri Nov 8 16:31:31 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * reg-stack.c (compare_for_stack_reg, subst_stack_regs_pat):
- Add support for float conditional move.
-
-Thu Nov 7 07:46:07 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * stor-layout.c (layout_record): Treat constant size as variable if
- it overflows.
- * fold-const.c (const_binop, case *_DIV_EXPR): Don't do special
- sizetype case if a constant overflows.
- (size_binop): Use integer_{zero,one}p instead of explicit test.
- * tree.c (integer_{zero,one,all_ones,pow2}p, real_{zero,one,two}p):
- Return 0 if TREE_CONSTANT_OVERFLOW.
-
-Wed Nov 6 17:53:33 1996 Torbjorn Granlund <tege@wombat.gnu.ai.mit.edu>
-
- * i386.md (parallel inc and branch-if-zero/nonzero): Add two
- new pattern variants. Change incrementing pattern to use incl/jnz.
-
-Wed Nov 6 09:46:10 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (override_options): Set defaults for -march and -mcpu.
- (output_float_compare): Use cc_status.flags to mark if this
- comparison can be done with fcomi.
- (output_fp_cc0_set): A conditional move may be in a PARALLEL.
-
- * i386.h (CC_FCOMI): Define
-
- * i386.md (sgt,sgtu,sge,sle,bgt,blt,bge,ble): Use CC_FCOMI
- (movsicc_1,movhicc_1): Use correct size suffix.
- (movsfcc_1,movdfcc_1): Cleanup default move case.
-
-Wed Nov 6 09:46:10 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * i386.h (HARD_REGNO_MODE_OK): If long double isn't XFmode, can't
- allow XFmode.
-
-Tue Nov 5 22:49:56 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (define_split for and_shl_scratch):
- Use rtx_equal_p on the operands to find out which alternative is used.
- * sh.c (gen_shl_and): Try to generate shorter constant for and.
-
-Mon Nov 4 19:13:52 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c: Clean up unused variables.
- Use ASM_{GENERATE,OUTPUT}_INTERNAL_LABEL, shorten label names.
- (loc_descriptor): Use reg_loc_descriptor.
- (TYPE_DECL_IS_STUB): New macro.
- (gen_decl_die): Use it.
- (dwarfout_file_scope_decl): Use it.
-
-Mon Nov 4 10:23:46 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * ginclude/va-ppc.h (__va_regsave_t,va_start,va_end): Wrap macro
- and structures inside #ifndef __VA_PPC_H__ to allow reinclusion.
-
- * rs6000.h (LEGITIMATE_SMALL_DATA_P): Don't allow -fpic or TARGET_TOC.
- (LEGITIMATE_LO_SUM_ADDRESS_P, LEGITIMIZE_ADDRESS): Likewise.
-
- * rs6000.md (movsi): Don't call elf_{high,low} if -fpic.
-
- * rs6000/cygwin32.h (STARTFILE_SPEC): Eliminate empty %{}.
-
-Sun Nov 3 15:56:35 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (TARGET_TOC): Plain -fpic does not require a TOC.
- ({MINIMAL_TOC,CONST}_SECTION_ASM_OP): -fpic should be treated like
- -mrelocatable in these cases.
- (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise.
- (ASM_OUTPUT_ALIGNED_LOCAL): Use sdata_section, not sbss_section.
-
-Fri Nov 1 19:57:13 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (based_loc_descr): Use DBX_REGISTER_NUMBER. The
- "frame base" is just the frame or stack reg without an offset.
- (gen_subprogram_die): Likewise.
- (dwarfout_begin_function): Use DBX_REGISTER_NUMBER.
-
-Fri Nov 1 09:50:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (make_range): Don't merge unsigned case with range
- containing upper bound; instead merge just with zero and convert
- a range with no upper bound to opposite one with no lower bound.
- (merge_ranges): In (+,-) case, don't treat subset specially if
- the upper bounds are the same; fix typo in others case here.
-
-Thu Oct 31 20:12:13 1996 Jeffrey A Law (law@cygnus.com)
-
- * fold-const.c (make_range, case PLUS_EXPR): Correct
- normalization of an unsigned range that wraps around zero.
-
-Thu Oct 31 21:06:37 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * mips/t-iris6 (EXTRA_MULTILIB_PARTS): Define.
- (EXTRA_PARTS): Don't define.
-
- * dwarf2out.c (gen_struct_or_union_type_die): Use AT_specification
- for nested types defined outside their containing class. Lose
- is_complete.
- (gen_enumeration_type_die): Lose is_complete.
- (gen_type_die): Lose is_complete.
- (add_name_and_src_coords_attributes): Tweak.
- (gen_subroutine_type_die): Use scope_die_for.
- (gen_ptr_to_mbr_type_die): Likewise.
- (gen_subprogram_die): Support AT_artificial.
- (gen_variable_die): Likewise.
- (dwarfout_file_scope_decl): Lose finalizing.
-
-Thu Oct 31 18:43:18 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * pa.c (emit_move_sequence): Refine previous change.
-
-Thu Oct 31 13:25:32 1996 Jim Wilson <wilson@cygnus.com>
-
- * crtstuff.c: Put HAS_INIT_SECTION ifdefs around Irix6 support.
-
- * tree.c (decl_function_context): Handle QUAL_UNION_TYPE.
-
- * calls.c (expand_call): Disable special handling for const calls
- that return a PARALLEL rtx.
- * expr.c (expand_expr, case CONSTRUCTOR): Don't use a PARALLEL
- target.
-
-Thu Oct 31 11:45:00 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/t-{ppcgas,ppc,solaris} (EXTRA_MULTILIB_PARTS): Add
- {e,s}crt{i,n,0}.o.
- ({stmp,install}-crt): Delete, no longer used.
- ({,INSTALL_}LIBGCC): Remove {stmp,install}-crt rule.
-
-Thu Oct 31 02:49:58 1996 Torbjorn Granlund <tege@nada.kth.se>
-
- * i386.md (parallel inc and branch-if-zero/nonzero):
- Check for -1, not zero.
-
-Wed Oct 30 15:50:49 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (range_binop): Strip NOPs from result and
- verify it's an INTEGER_CST.
- (make_range, case BIT_NOT_EXPR): Fix typo in constant for PLUS_EXPR.
-
- * stor-layout.c (layout_record): Use HOST_WIDE_INT for size.
-
- * stmt.c (expand_asm_operands): Disallow matching constraints
- on output and validate the numbers on inputs.
-
-Tue Oct 29 16:21:59 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * gcc.c (process_command,main): Process -specs=file and -specs
- file after reading the main specs file to allow the user to
- override the default.
- (DEFAULT_WORD_SWITCH_TAKES_ARG): Add specs to list.
- (option_map): Likewise.
-
-Tue Oct 29 15:49:18 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * Makefile.in (stmp-multilib): Pass $flags to s-m-sub in
- MULTILIB_CFLAGS.
- (stmp-multilib-sub): Build EXTRA_MULTILIB_PARTS.
- ($(T)crt*.o): Add $(T), lose stamp-crt rule, use MULTILIB_CFLAGS.
- (install-multilib): Install EXTRA_MULTILIB_PARTS.
-
-Mon Oct 28 20:09:39 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (shl_sext_ext): Don't accept simple left/right shift variant.
- * sh.c (EXT_SHIFT_SIGNED): New macro.
- (shl_sext_kind, gen_shl_sext): try left shift - sign extend -
- left shift - arithmetic right shift in case 2.
-
-Mon Oct 28 14:55:42 1996 Jim Wilson <wilson@cygnus.com>
-
- * configure (sh-*-*): Set float_format to sh.
- * config/float-sh.h: New file.
-
-Mon Oct 28 14:26:08 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips/mips.h (RTX_COSTS): Add cases for SIGN_EXTEND and ZERO_EXTEND.
-
- * m68k/lb1sf68.asm: Change # to IMM in udivsi3 __mcf5200__.
-
- * combine.c (simplify_rtx): Add some optimizations for TRUNCATE.
- (expand_compound_operation): Add some optimizations for ZERO_EXTEND.
-
-Mon Oct 28 14:11:20 1996 Gavin Koch <gavin@cygnus.com>
-
- * varasm.c (make_decl_rtl,assemble_variable):
- Allow named sections for uninitialized variables.
-
-Mon Oct 28 13:08:51 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * pa.c (emit_move_sequence): If reload in progress, replace
- reference to pseudo with reference to corresponding MEM.
-
- * c-typeck.c ({un,}signed_type): If can't do anything, call
- signed_or_unsigned_type.
- (signed_or_unsigned_type): If already right signedness, return.
-
-Mon Oct 28 13:05:26 1996 Stephen Williams (steve@icarus.com)
-
- * i960.h: Add specification for -Jx types.
- * i960/t-960bare: Include multilib support for Jx types.
-
-Mon Oct 28 10:06:00 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/t-{ppc{,gas},solaris} (install-crt): Depend on
- installdirs, not install-dir.
-
- * rs6000/sysv4.h (TARGET_TOC): -fpic does not use a TOC area.
-
-Mon Oct 28 09:07:42 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * reload1.c (delete_output_reload): Don't use delete_insn
- when deleting all stores into a replaced pseudo.
-
- * sh.md (movsf_ieq, movsf_ie): Merged the former into the latter.
- Changed matching define_split appropriately.
- (movsf): Changed appropriately.
- (reload_insf) Define.
- * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
-
-Mon Oct 28 08:38:23 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * dsp16xx.h (ASM_OUTPUT_BYTE): Adjust definition to actual type of
- VALUE, which is HOST_WIDE_INT.
-
-Mon Oct 28 07:36:07 1996 Ulrich Drepper <drepper@cygnus.com>
-
- * ginclude/stddef.h: Make sure file is processed if some of the
- known __need_* macros is defined.
-
-Sun Oct 27 21:37:59 1996 J.T. Conklin <jtc@cygnus.com>
-
- * m68k.c (output_function_prologue): Adjust SP then use movmel with
- plain address indirect mode for TARGET_5200.
- (output_function_epilogue): Disable moveml and use several movel's
- instead for TARGET_5200.
- (output_function_{pro,epi}logue): Use lea instruction to adjust
- stack pointer for short displacements for TARGET_5200.
-
-Sun Oct 27 15:27:45 1996 Jeffrey A Law (law@cygnus.com)
-
- * fold-const.c (merge_ranges): Fix thinko/typo.
-
-Sat Oct 26 22:07:04 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * expr.c (convert_modes): Before returning a const_double for a
- large unsigned value, zero extend an integer value if necessary.
-
-Sat Oct 26 15:24:55 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k/x-mot3300 (XCFLAGS): Disable native assembler's jump
- optimization for expr.o and cp/decl.o.
-
-Sat Oct 26 14:04:09 1996 Ben Harris <bjh21@cam.ac.uk>
-
- * m68k.c (output_function_prologue): Add REGISTER_PREFIX to stack
- probe instruction.
-
-Sat Oct 26 13:59:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * explow.c (allocate_dynamic_stack_space): Delete reference to
- nonexistant macro ALLOCATE_OUTGOING_ARGS.
-
- * next.h (CPP_PREDEFINES): Add -D_NEXT_SOURCE.
-
-Sat Oct 26 13:50:49 1996 Mark Mitchell (mitchell@centerline.com)
-
- * configure (i486-ncr-sysv4*): Use i386/sysv4gdb if stabs and gas.
-
-Sat Oct 26 12:20:35 1996 John F. Carr <jfc@mit.edu>
-
- * configure: Support --with-cpu=* for SPARC. Or target default
- values instead of adding them.
- * sparc.c (cpu_default): Add entries for v8 and supersparc.
- * sparc.h: Define TARGET_CPU values for v8 and supersparc.
-
-Sat Oct 26 11:38:01 1996 Kamil Iskra <iskra@student.uci.agh.edu.pl>
-
- * collect2.c (dump_file): Call fclose for opened files.
-
-Sat Oct 26 11:29:29 1996 J"orn Rennecke (amylaar@cygnus.co.uk)
-
- * jump.c (jump_optimize): Fix second error in last change.
-
- * svr3.h: Fix typo which makes comment text be non-comment.
-
-Fri Oct 25 16:18:39 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/t-winnt (LIBGCC1): Don't build libgcc1.
- (EXTRA_PARTS): Build crti.o, crtn.o.
- (stmp-crt): Remove old multilib support.
-
-Thu Oct 24 15:09:14 1996 Jim Wilson <wilson@cygnus.com>
-
- * fold-const.c (make_range, case PLUS_EXPR): Normalize an unsigned
- range that wraps around 0.
-
-Thu Oct 24 14:37:17 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.md: Change predicates for 64 bit arithmetic operations
- so that they accept sign extended registers as operands.
- (extendsidi2): Accept hi or lo as input.
- * mips.c (movdi_operand, se_register_operand,
- se_reg_or_0_operand, se_uns_arith_operand, se_arith_operand,
- se_nonmemory_operand, se_nonimmediate_operand): New functions.
- (mips_move_2words): Handle a SIGN_EXTEND source.
- (print_operand): Handle a SIGN_EXTEND operand.
- (mips_secondary_reload_class): Handle a SIGN_EXTEND rtx.
- * mips.h: Declare new mips.c functions.
- (PREDICATE_CODES): Add new functions.
-
-Thu Oct 24 07:41:14 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (make_range, comparison cases): When making range
- for unsigned to merge in, use full range.
-
- * stor-layout.c (GET_MODE_ALIGNMENT): Delete definition; duplicate.
-
-Thu Oct 24 07:28:53 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * reload1.c (emit_reload_insns): Check for second_reloadreg
- in SECONDARY_OUTPUT_RELOAD_CLASS / PRESERVE_DEATH_INFO_REGNO_P case.
-
-Wed Oct 23 14:27:43 1996 Mike Stump <mrs@cygnus.com>
-
- * crtstuff.c (__do_global_dtors_aux): Allow finalization code to
- be run more than once.
- * libgcc2.c (__do_global_dtors): Ditto.
-
-Wed Oct 23 20:42:23 1996 Joern Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (dump_table): handle SFmode and DFmode.
- (broken_move): handle simple PARALLEL.
- (machine_dependent_reorg, pc-relative move generation): Likewise.
- * sh.h (CONST_DOUBLE_OK_FOR_LETTER_P): always true for 'F' .
- (LEGITIMATE_CONSTANT_P): accept SFmode and DFmode.
- * sh.md (movdf_k, movsf_i, movsf_ie): new alternative for
- pc-relative load.
- (movsf_ieq): new define_insn with matching define_split.
- (movsf): use it where appropriate.
- (consttable_sf, consttable_df): new define_insns.
-
-Wed Oct 23 17:48:32 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * svr4.h (MAKE_DECL_ONE_ONLY): Fix typo in use of macro parameter.
-
-Wed Oct 23 17:46:13 1996 Pat Rankin <rankin@eql.caltech.edu>
-
- * cexp.y (yylex): Cast string literal to U_CHAR* for lookup() call.
-
-Wed Oct 23 14:50:04 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * stmt.c (expand_return): Expand cleanups. Make sure we get pseudo
- and provide target in non-BLKmode case. Get proper return type of fn.
-
-Wed Oct 23 14:16:06 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * reload.c (find_reloads): Handle any unary operator.
- * recog.c (constrain_operands): Likewise.
-
- * mips.md: Remove extendsidi2 define_expand.
- Rename extendsidi2_internal define_insn to extendsidi2, and add a
- register to register case.
-
-Wed Oct 23 14:08:31 1996 Jim Wilson <wilson@cygnus.com>
-
- * a29k.c (a29k_makes_calls): New global variable.
- (compute_regstack_size, a29k_compute_reg_names): New functions.
- (output_prolog): Much code moved to two new functions.
- Use a29k_makes_calls instead of makes_calls.
- * a29k.h (ASM_DECLARE_FUNCTION_NAME): Call a29k_compute_reg_names.
-
- * calls.c (expand_call): In target code, move PARALLEL case above
- target != case.
-
- * mips.c (block_move_load_store, block_move_sequence): Delete.
- (block_move_loop): New parameter orig_dest. Call change_address to
- create new MEM instead of gen_rtx.
- (expand_block_move): New local orig_dest. Pass it to block_move_loop.
- Call change_address to create new MEM instead of gen_rtx.
-
-Wed Oct 23 10:30:32 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * loop.c (combine_givs): When combining a DEST_REG giv with its
- only use, always set the benefit of the combined giv to that of
- the DEST_REG giv.
-
- * emit-rtl (gen_lowpart_common): When converting a floating
- point value into an integer, use WORD as (first) word.
-
- * combine.c (can_combine_p): When SMALL_REGISTER_CLASSES is defined,
- avoid substituting a return register into I3.
-
- * optabs.c (emit_libcall_block): Before adding an REG_EQUAL note,
- check that it will really apply to a single instruction.
- (expand_binop, expand_fix): Likewise.
-
-Wed Oct 23 10:20:52 1996 Stephen L Moshier (moshier@world.std.com)
-
- * real.c (exact_real_inverse): New function, if REAL_ARITHMETIC.
- * fold-const.c (exact_real_inverse): Likewise, if no REAL_ARITHMETIC.
- (fold, case RDIV_EXPR): Turn divide by constant into multiplication
- by the reciprocal, if optimizing and result is exact.
- * real.h (exact_real_inverse): Declare.
-
-Wed Oct 23 00:12:52 1996 Torbjorn Granlund <tege@nada.kth.se>
-
- * expr.h (emit_store_flag_force): Declare.
-
-Tue Oct 22 18:32:20 1996 Jim Wilson <wilson@cygnus.com>
-
- * unroll.c (unroll_loop): Always reject loops with unbalanced blocks.
-
-Tue Oct 22 18:27:06 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * config/fp-bit.c (float_to_usi): Correct thinko: avoid negative shift.
- (df_to_sf): Remember any discarded nonzero bits in the low order
- guard bit.
-
- * ginclude/va-mips.h: Add support for -mips1 and -msoft-float when
- using -mabi=eabi.
- * mips/abi64.h (SETUP_INCOMING_VARARGS): When MIPS EABI, handle
- TARGET_SINGLE_FLOAT or ! TARGET_FLOAT64 correctly when saving
- floating point registers to the stack.
- * mips/mips.c (mips_function_value): If TARGET_SINGLE_FLOAT, use
- GP_RETURN for floating point types larger than 4 bytes.
-
-Tue Oct 22 09:43:49 1996 Geoffrey Noer <noer@cygnus.com>
-
- * rs6000/cygwin32.h (LIB_SPEC): Add -lkernel32 all of the time,
- and {user,gdi,comdlg}32 if -mwindows.
-
-Tue Oct 22 05:24:05 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (scope_die_for): Don't skip lexical blocks.
- (gen_lexical_block_die): Call push_decl_scope.
- (gen_subprogram_die): Never refer to the function symbol.
- (dwarfout_begin_prologue): Likewise.
-
-Mon Oct 21 20:22:49 1996 Torbjorn Granlund <tege@nada.kth.se>
-
- * expmed.c (emit_store_flag_force): New function.
- * optabs.c (expand_binop): Use it.
-
- * expr.c (do_store_flag): Don't check if target is 0 in code
- emitting store flag as compare-branch.
-
-Mon Oct 21 17:58:33 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.c (override_options): Correct typo (MASK_64BIT should
- have been TARGET_64BIT).
-
-Mon Oct 21 13:58:54 1996 Jim Wilson <wilson@cygnus.com>
-
- * unroll.c (loop_comparison_code): New static variable.
- (unroll_loop): Add check for loop_comparison_code
- (loop_iterations): Set loop_comparison_code.
-
- * sh.c (gen_shl_sext): Add missing parameter to shl_sext_kind call.
-
- * mips.h (INITIAL_FRAME_POINTER_OFFSET): Delete.
-
- * loop.c (strength_reduce): Add check for ! bl->reversed to
- auto_inc_opt code.
-
-Mon Oct 21 12:28:15 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * jump.c (jump_optimize): Fix bug in Oct. 14 change.
-
-Mon Oct 21 07:59:16 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (store_expr): Disable optimization of using convert
- if exp's type is a subtype.
-
- * c-typeck.c (build_array_ref): If -Wchar-subscripts, also warn
- in case when pointer is being indexed.
-
-Mon Oct 21 07:39:31 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * jump.c (jump_optimize): Use emit_store_flag even if branches
- are cheap, if the store is even cheaper.
-
-Sun Oct 20 20:01:09 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * reload1.c (reload_reg_free_p, reloads_conflict): RELOAD_OTHER
- and RELOAD_FOR_OTHER_ADDRESS conflict.
-
- * i386.md (ffs[sh]i2): Add missing CC_STATUS_INIT.
-
-Fri Oct 18 13:32:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (float conversion insns): Generate correct code
- if the bit 15 of rs6000_fpmem_offset is non-zero.
-
-Thu Oct 17 23:22:03 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarfout.c (data_member_location_attribute): Support binfos.
- (output_inheritance_die): New fn.
- (output_type): Use it.
-
- * dwarf2out.c (value_format): Split out from...
- (output_value_format): Here.
- (build_abbrev_table): Use value_format.
- (size_of_locs): New fn.
- (size_of_die): Don't assume a loc needs a 2-byte length.
- (value_format, output_die): Likewise.
-
-Thu Oct 17 14:46:14 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.c (override_options): In 64 bit EABI mode, set TARGET_LONG64.
-
-Thu Oct 17 11:34:51 1996 Bob Manson <manson@cygnus.com>
-
- * expr.c (do_jump): Conditionalize cleanups for the COND_EXPR case,
- similarly to the way TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR are
- handled.
-
-Thu Oct 17 01:20:16 1996 Jim Wilson <wilson@cygnus.com>
-
- * m68k.h (MASK_68040_ALSO): New macro.
- (TARGET_SWITCHES): Option -m68020-40 includes MASK_68040_ALSO.
-
-Wed Oct 16 16:25:38 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (scope_die_for): Also support decls, add asserts.
- (modified_type_die): Modified types all go under comp_unit_die.
- (add_type_attribute): Just pass context_die through.
- (various): Revert useless lookup_type_die change.
- (gen_subprogram_die): Use scope_die_for. Call push_decl_scope.
- (gen_inlined_subroutine_die): Call push_decl_scope.
- (gen_struct_or_union_type_die): Likewise.
- (gen_decl_die): Don't call push_decl_scope.
-
- * mips/iris6.h (*_SPEC): Replace enumeration of !mabi= with !mabi*.
- (ASM_OUTPUT_{CON,DE}STRUCTOR): Enable.
- (STARTFILE_SPEC): Support -mips4, -shared.
- (ENDFILE_SPEC): Likewise.
- (LIB_SPEC): Support -shared, avoid warning 84.
- (LIBGCC_SPEC): Define.
- (LINK_SPEC): Support -shared, remove -woff 84.
- * mips/t-iris6 (EXTRA_PARTS): Add crtstuff.
- * crtstuff.c: Support Irix 6.
- * configure: Don't use collect2 for Irix 6.
- * libgcc2.c (__main): Don't use any of this stuff if HAS_INIT_SECTION.
-
-Wed Oct 16 11:46:37 1996 Mike Stump <mrs@cygnus.com>
-
- * elxsi.h (CHECK_FLOAT_VALUE): Removed.
-
-Wed Oct 16 14:19:38 1996 Jim Wilson <wilson@cygnus.com>
-
- * iris6.h (CPP_PREDEFINES): Add -D_LONGLONG.
- (CPP_SPECS): Remove -D_LONGLONG.
-
-Wed Oct 16 03:34:42 1996 Torbjorn Granlund <tege@nada.kth.se>
-
- * i386.md (parallel inc/dec and branch-if-zero/nonzero): New patterns.
-
-Tue Oct 15 22:28:11 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.h (enum mips_abi_type): Add ABI_EABI.
- (CPP_SPEC): Define __mips_soft_float if -msoft-float, and
- __mips_eabi if -mabi=eabi.
- (INITIAL_ELIMINATION_OFFSET, CUMULATIVE_ARGS,
- GO_IF_LEGITIMATE_ADDRESS, CONSTANT_ADDRESS_P, LEGITIMATE_CONSTANT,
- LEGITIMIZE_ADDRESS): Add support for MIPS EABI.
- * mips/abi64.h (STACK_BOUNDARY, MIPS_STACK_ALIGN,
- FUNCTION_ARG_PADDING, RETURN_IN_MEMORY, SETUP_INCOMING_VARARGS):
- Add support for MIPS EABI.
- (FUNCTION_ARG_PASS_BY_REFERENCE): Define.
- (FUNCTION_ARG_CALLEE_COPIES): Define.
- * mips.c (mips_const_double_ok, function_arg_advance,
- function_arg, function_arg_partial_nregs, override_options,
- compute_frame_size): Add support for MIPS EABI.
- (function_arg_pass_by_reference): New function.
- * ginclude/va-mips.h: Add support for MIPS EABI.
-
-Tue Oct 15 19:10:08 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (rest_of_type_compilation): Don't write out
- DWARF for function-scope types yet.
- (compile_file): Do send vars with no RTL to the DWARF code.
-
-Tue Oct 15 17:54:43 1996 Doug Evans <dje@cygnus.com>
-
- * loop.c (strength_reduce): Avoid taking PATTERN of a label.
-
-Tue Oct 15 16:52:33 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips/iris6.h: (SUBTARGET_CPP_SIZE_SPEC): Define.
- (SUBTARGET_CPP_SPEC): Remove definitions of __SIZE_TYPE__ and
- __PTRDIFF_TYPE__, now in SUBTARGET_CPP_SIZE_SPEC.
-
-Tue Oct 15 11:19:17 1996 Lee Iverson <leei@Canada.AI.SRI.COM>
-
- * mips.h (CPP_SPEC): Restore -D_LANGUAGE_C for Objective C.
-
-Mon Oct 14 18:03:35 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (gen_decl_die): Do generate dies for classes with -g1.
- (dwarfout_file_scope_decl): Likewise.
-
-Mon Oct 14 16:31:44 1996 Joern Rennecke <amylaar@cygnus.co.uk>
-
- * jump.c (jump_optimize): Check for if (...) { x = a; goto l; } x = b;
-
-Mon Oct 14 14:19:49 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (modified_type_die): Don't bother with AT_address_class.
- (add_data_member_location_attribute): Handle getting a binfo.
- (add_location_or_const_value_attribute): Handle a decl with no RTL.
- (add_pure_or_virtual_attribute): Add AT_vtable_elem_location.
- (add_name_and_src_coords_attributes): Only use DECL_ASSEMBLER_NAME
- for staticp things.
- (gen_subprogram_die): Set up AT_inline for abstract decls.
- (gen_inheritance_die): New fn.
- (gen_member_die): Also emit info for base classes.
-
-Sat Oct 12 00:07:00 1996 Doug Evans <dje@cygnus.com>
-
- * fold-const.c (make_range): Handle NULL operand 0 like in BIND_EXPRs.
-
-Fri Oct 11 15:42:22 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (rest_of_compilation): If we did a
- save_for_inline_copying, reset DECL_ABSTRACT_ORIGIN for the
- function when we're done.
-
- * toplev.c (main): DWARF works with C++ now.
-
- * dwarf2out.c (gen_subprogram_die): Disable MIPS_AT_has_inline
- support for now.
-
-Fri Oct 11 14:31:10 1996 Torbjorn Granlund <tege@nada.kth.se>
-
- * dwarfout.c: (output_bound_representation): Fix typo in prototype.
-
-Fri Oct 11 12:19:21 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.h ({,SUBTARGET_}MIPS_AS_ASM_SPEC): Define.
- ({GAS,TARGET,SUBTARGET}_ASM_SPEC): Define.
- (SUBTARGET_ASM_{OPTIMIZING,DEBUGGING}_SPEC): Define.
- (ASM_SPEC): Rewrite to use above specs.
- (SUBTARGET_CPP{,_SIZE}_SPEC): Define.
- (CPP_SPEC): Use above specs. Don't define _LANGUAGE_C if C++ or
- Objective C.
- ({,SUBTARGET_}EXTRA_SPECS): Define.
- * mips/dec-bsd.h ({CPP,ASM}_SPEC): Don't define.
- * mips/dec-osf1.h (CPP_SPEC): Don't define.
- (SUBTARGET_CPP_SIZE_SPEC): Define.
- * mips/elf64.h (CPP_SPEC): Don't define.
- (SUBTARGET_CPP_SPEC): Define.
- * mips/gnu.h (TARGET_DEFAULT): Define.
- (ASM_SPEC): Don't define.
- * mips/iris3.h (CPP_SPEC): Don't define.
- (SUBTARGET_CPP_SPEC): Define.
- * mips/iris4loser.h (ASM_SPEC): Don't define.
- (SUBTARGET_MIPS_AS_ASM_SPEC): Define.
- (SUBTARGET_ASM_OPTIMIZING_SPEC): Define.
- * mips/iris5.h (CPP_SPEC): Don't define.
- (SUBTARGET_CPP_SPEC): Define.
- * mips/iris6.h ({CPP,ASM}_SPEC): Don't define.
- (SUBTARGET_{CPP,ASM,MIPS_AS_ASM,ASM_DEBUGGING}_SPEC): Define.
- * mips/netbsd.h ({CPP,ASM}_SPEC): Don't define.
- (SUBTARGET_CPP_SPEC): Define.
- * mips/osfrose.h ({CPP,ASM,ASM_FINAL}_SPEC): Don't define.
- (SUBTARGET_CPP{,_SIZE}_SPEC): Define.
- * mips/sni-svr4.h (CPP_SPEC): Don't define.
- (SUBTARGET_CPP_SIZE_SPEC): Define.
-
-Thu Oct 10 17:58:49 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * mips/iris6.h (ASM_OUTPUT_SECTION_NAME): Define.
- (DWARF_OFFSET_SIZE): Define.
-
- * dwarf2out.c (most everywhere): Support SGI/MIPS -mabi=64 by fixing
- code which assumed pointers are 4 bytes long, parameterizing many
- sizes on DWARF_OFFSET_SIZE and using DELTA instead of DELTA4,
- DATA instead of DATA4, FORM_ref instead of FORM_ref4.
- (DWARF_ROUND, UNALIGNED_DOUBLE_INT_ASM_OP): New macros.
- (UNALIGNED_WORD_ASM_OP, ASM_OUTPUT_DWARF_DELTA): Likewise.
- (ASM_OUTPUT_DWARF_DATA, DW_FORM_data, DW_FORM_ref): New macros.
- (gen_variable_die): Only equate_decl_number_to_die if
- decl is TREE_STATIC.
- (get_AT): Fix thinko.
-
- * dwarf2out.c (constant_size): New fn.
- (size_of_die): Use it instead of assuming 4 bytes.
- (output_value_format, output_die): Likewise.
- (build_abbrev_table): Need new abbrev if size of constant differs.
- (dwarf_attr_name): Add new SGI/MIPS extensions.
- (gen_subprogram_die): Support DW_AT_MIPS_has_inlines.
- (gen_inlined_subroutine_die): Likewise.
-
-Thu Oct 10 16:38:58 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.md (mov[sd]fcc): Use register_operand, not reg_or_0_operand,
- for source predicates.
-
-Thu Oct 10 15:19:38 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (floatsidf2_load): For large stack frames, do not
- generate an illegal memory reference.
- (movdi, movdf define_splits): Fix code so that it works for either
- big or little endian hosts generating code for either big or
- little endian targets.
-
- (from Jim Wilson)
- * rs6000.c (rs6000_save_toc_p): Delete global variable.
- (rs6000_{save,restore}_machine_status): Do not save/restore it.
- (rs6000_init_expanders): Do not initialize it.
- (rs6000_stack_info): Always create TOC save space.
-
- * rs6000.md (NT indirect call insns): Do not set
- rs6000_save_toc_p.
-
- * rs6000.h (rs6000_save_toc_p): Delete declaration.
-
-Wed Oct 9 18:06:54 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.h (EMPTY_FIELD_BOUNDARY): Define as 32.
- * mips/abi64.h (EMPTY_FIELD_BOUNDARY): Don't define.
-
- * mips/abi64.h (TARGET_DEFAULT, TARGET_LONG64, CPP_PREDEFINES,
- CPP_SPEC): Move from here...
- * mips/iris6.h: ...to here.
-
-Wed Oct 9 16:43:51 1996 Jim Wilson <wilson@cygnus.com>
-
- * configure (i[3456]86-dg-dgux): Use install-headers-cpio.
-
- * expr.c (store_constructor): Delete unnecessary increment.
-
-Wed Oct 9 16:29:22 1996 Gavin Koch <gavin@cetus.cygnus.com>
-
- * cccp.c (do_include): Treat ENOTDIR like ENOENT when an open fails.
-
-Wed Oct 9 16:26:57 1996 Paul Eggert <eggert@twinsun.com>
-
- * gcc.c (default_compilers): -ansi no longer implies -$ to cpp.
- * c-lex.c (yylex): Treat `$' just like `_', except issue a
- diagnostic if !dollars_in_ident or if pedantic.
- * c-decl.c (dollars_in_ident): DOLLARS_IN_IDENTIFIERS is now Boolean.
- (c_decode_option): -fdollars-in-identifiers is now independent
- of -ansi, of -traditional, and of DOLLARS_IN_IDENTIFIERS.
- * cexp.y (initialize_random_junk): Ignore DOLLARS_IN_IDENTIFIERS.
- * cccp.c (dollars_in_ident): Remove; replaced by is_idchar['$'].
- (main): Initialize is_idchar and is_idstart directly when given -$.
- Ignore DOLLARS_IN_IDENTIFIERS.
- (rescan): Diagnose $ in identifier if pedantic.
- (initialize_char_syntax): Assume $ is allowed in identifier;
- `main' will change this if -$ is given.
- * cpplib.h (DOLLARS_IN_IDENTIFIERS): Remove.
- * cpplib.c (cpp_options_init): Ignore DOLLARS_IN_IDENTIFIERS.
- (parse_name): Diagnose $ in identifier if pedantic.
- (cpp_handle_options): -traditional no longer messes with
- dollars_in_ident.
- * i386/dgux.h, m68k/apollo68.h (DOLLARS_IN_IDENTIFIERS): Remove.
- * m88k.h, mips.h, nextstep.h, pa.h (DOLLARS_IN_IDENTIFIERS): Remove.
- * vax/ultrix.h, vax/vms.h (DOLLARS_IN_IDENTIFIERS): Remove.
- * convex.h (OVERRIDE_OPTIONS): Don't need to set
- dollars_in_ident any more, since -ansi doesn't change it.
-
-Wed Oct 9 07:35:47 1996 Doug Evans <dje@cygnus.com>
-
- * Allow prefix attributes in more places.
- * c-parse.in: Update number of shift/reduce conflicts.
- ({typed_declspecs,reserved_declspecs,declmods}_no_prefix_attr): New.
- (current_declspecs): Initialize to NULL_TREE.
- (fndef): Pass current_declspecs, not $1, to start_function.
- (old_style_parm_decls): Renamed from xdecls.
- (datadecl, declmods): Add references to new rules.
- (setspecs): Call split_specs_attrs.
- (absdcl1): Remove case with setattrs.
- * c-common.c (split_specs_attrs): New function.
-
-Wed Oct 9 05:48:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * sdbout.c: Include defaults.h.
- * Makefile.in (sdbout.o): Make dependency list match included files.
-
- * fold-const.c (range_test): Function deleted.
- (range_binop, make_range, build_range_check): New functions.
- (merge_ranges, fold_range_test): Likewise.
- (fold_truthop): No longer call range_test.
- (fold, case TRUTH_{AND,OR}{,IF}_EXPR): Call fold_range_test.
-
-Tue Oct 8 22:03:32 1996 Torbjorn Granlund <tege@nada.kth.se>
-
- * configure: Set cpu_type for pyramid.
-
-Tue Oct 8 21:54:04 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * final.c (final_start_function): Call dwarfout_begin_prologue.
-
- * dwarf2out.c (pubname_*, arange_*): New data for .debug_pubnames
- and .debug_aranges sections.
- (add_pubname): New fn.
- (size_of_pubnames): Reimplement.
- (output_pubnames): Likewise.
- (add_arange): New fn.
- (size_of_aranges): Include function sections.
- (output_aranges): Likewise.
- (gen_variable_die): Call add_pubname.
- (add_name_and_src_coords_attributes): Use DECL_ASSEMBLER_NAME for now.
- (decl_start_label): Renamed from function_start_label.
- (gen_subprogram_die): If weak or one_only, use a local label for
- AT_low_pc. Call add_pubname and add_arange.
- (dwarfout_begin_prologue): New fn. Start up FDE here.
- (dwarfout_begin_function): Not here.
- (get_AT): Split out. Look in specification and abstract_origin DIEs.
- (get_AT_low_pc, get_AT_string, get_AT_flag, get_AT_unsigned,
- get_AT_hi_pc): Use it.
- (dwarfout_finish): Variables can produce pubnames, too.
-
-Tue Oct 8 19:35:40 1996 Torbjorn Granlund <tege@nada.kth.se>
-
- * m88k/dgux.h (CPP_SPEC): Avoid newline in the string.
-
- * final.c (final): Update insn_current_address before calling
- final_scan_insn.
-
-Tue Oct 8 17:52:02 1996 Jim Wilson <wilson@cygnus.com>
-
- * unroll.c (unroll_loops): Set local_regno only if set_dominates_use
- returns true.
- (set_dominates_use): New function.
-
-Tue Oct 8 16:01:37 1996 Doug Evans <dje@cygnus.com>
-
- * c-typeck.c (decl_constant_value): Delete test for ! TREE_PUBLIC.
-
-Tue Oct 8 10:36:44 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (hppa_legitimize_address): Remove test code accidentally left
- in during last change.
-
-Mon Oct 7 19:55:02 1996 Jim Wilson <wilson@cygnus.com>
-
- * sched.c (schedule_block): Before scheduling, add code to make all
- call used regs not fixed or global live when we see a CALL_INSN.
- During scheduling, change existing code to use same test.
-
- * varasm.c (bss_section): Delete unused parameters.
-
-Mon Oct 7 16:24:21 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2.h: Add new SGI/MIPS attributes.
-
- * dwarf2out.c (*_separate_line_info_*): Parallel line number
- information for functions defined in sections other than .text.
- (size_of_line_info): Support it.
- (output_line_info, dwarfout_line): Likewise.
- (gen_compile_unit_die): Don't add high/low_pc or stmt_list
- attributes here.
- (dwarfout_finish): Add them here if appropriate.
- (remove_AT): Free removed attribute properly.
- (gen_type_die): Don't assume a nested type is complete.
- (dwarfout_finish): Don't emit line info if it would be empty.
-
- * dwarfout.c (output_block): Don't emit a DIE for a body block.
- (output_decls_for_scope): Don't increment next_block_number for the
- outer block.
- (output_decl): Start from the outer block, not
- the first inner block since there can be more than one in C++.
- (type_tag): Handle C++ TYPE_NAME.
- (output_type): Fix handling of TYPE_METHODS.
- (output_decl): Don't output a DIE for artificial typedefs.
-
-Mon Oct 7 15:47:29 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (movdi define_splits): Fix previous change to work
- on both little and big endian hosts.
-
-Sun Oct 6 16:52:34 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (combinable_fsub): Don't return without a value.
-
-Sun Oct 6 14:05:39 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (mov{df,di} define_splits): Use split_double to
- properly split CONST_DOUBLEs.
- (movdi): Likewise.
-
-Sat Oct 5 08:43:14 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * i386/cygwin32.h (LIB_SPEC): Add support for -mwindows.
- Always pass -lkernel32.
- (LIBGCC_SPEC): Don't delete.
- (STARTFILE_SPEC): Remove always-true conditionalization.
- (LONG_DOUBLE_TYPE_SIZE): Use default.
-
-Fri Oct 4 17:22:53 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (rest_of_type_compilation): Don't emit DWARF for member
- types of a type we haven't emitted yet.
- (compile_file): Still emit DWARF for pending tagged types.
-
- * final.c (final_scan_insn): Do emit DWARF labels for level 1 blocks.
-
- * dwarf2out.c (gen_subprogram_die): Start from the outer block, not
- the first inner block since there can be more than one in C++.
- (gen_lexical_block_die): Keep track of the block depth.
- (gen_block_die): Don't emit a DIE for a body block.
- (gen_inlined_subroutine_die): Don't emit anything for an
- abstract instance.
- (decls_for_scope): Don't increment next_block_number for the
- outer block.
-
-Fri Oct 4 15:27:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h (PRESERVE_DEATH_INFO_REGNO_P): Define.
-
- * sh.c (sfunc_uses_reg): New function.
- (noncall_uses_reg, machine_dependent_reorg, final_prescan_insn):
- Handle special functions like function calls for purposes of relaxing.
- (noncall_uses_reg): Added some missing cases of registers
- being used in non-call instructions.
-
-Fri Oct 4 10:51:40 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c: Tear out backchaining brain damage.
- (remove_AT, remove_children): New functions.
- (modified_type_die): Call gen_type_die instead of backchaining.
- (gen_subprogram_die): Don't generate a new specification DIE for
- member functions defined in the class; use the declaration DIE instead.
- (gen_struct_or_union_type_die): Support DW_AT_declaration.
- (gen_type_die): Don't set TREE_ASM_WRITTEN on incomplete structs.
- (gen_decl_die): Revert previous change; it's much simpler to emit
- the class from rest_of_type_compilation.
-
-Fri Oct 4 09:54:21 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * Make sure we have enough registers for the insns we recognize.
- * i386.h (flag_omit_frame_pointer, outer_function_chain): Declare.
- (current_function_calls_alloca): Likewise
- (rtx_equal_function_value_matters): Likewise
- (N_REGS_USED, N_ALLOCATABLE_REGISTERS): Define.
-
- * i386.md (adddi3_1, subdi3_1): Insns renamed from adddi3 and subdi3;
- added missing earlyclobbers.
- (adddi3_1): Removed duplicates from commutativity.
- (adddi3, subdi3): New define_expands.
- (movsf, movsf_mem, movsf_normal, movdf, movdf_mem , movdf_mem+1): Take
- number of used vs. available registers into account.
- (movxf, movxf_mem, movxf_mem+1, addsidi3_1, addsidi3_2): Likewise.
- (adddi3_1, subsidi3, subdi3_1): Likewise.
- (addsidi3_1, addsidi3_2, subsidi3): Need no generate function.
-
- * i386.c (asm_output_function_prefix): Don't use
- ASM_DECLARE_FUNCTION_NAME if it is not defined.
-
-Fri Oct 4 07:01:55 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * stor-layout.c (layout_decl): Don't turn off DECL_BIT_FIELD
- if DECL's alignment is less than its type.
-
-Thu Oct 3 19:42:30 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (rest_of_type_compilation): Also do this for DWARF.
- (compile_file): Don't try to write out DWARF for vars with no RTL.
-
-Thu Oct 3 18:31:28 1996 Doug Evans <dje@cygnus.com>
-
- * ginclude/{stdarg.h,varargs.h}: Use #include "", not #include <>.
-
-Wed Oct 2 17:29:53 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * fixincludes: Add a hack to the big sed script to work around a
- bug in the sed implementation on HP/UX 10.20.
-
-Wed Oct 2 16:53:56 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (modified_type_die): Don't generate redundant DIEs.
- (gen_{array,pointer,reference,ptr_to_mbr}_type_die): Likewise.
- (gen_{subroutine,string,set}_type_die): Likewise.
-
- * dwarf2out.c: Undo text_end_label, add_src_coords changes.
- (addr_const_to_string): Fix typos.
- (decl_class_context, get_AT_unsigned): New functions.
- (gen_subprogram_die): Only emit src coords info for a specification
- if they changed.
- (gen_variable_die): Support DW_AT_declaration and DW_AT_specification.
- (gen_decl_die): Avoid generating redundant DIEs for member functions
- and variables.
-
-Wed Oct 2 11:22:50 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (EXTRA_CONSTRAINT): Loosen conditions for match of
- 'Q' and 'T' while reload is running.
- * pa.c (hppa_legitimize_address): Rework to generate more
- indexed and scaled indexed addressing.
- * pa.md (scaled indexed store): Add define_splits to undo
- pessimizations created by hppa_legitimize_address for integer stores.
-
- * pa.c (remove_useless_addtr_insns): New function.
- (pa_reorg): Delete code to remove useless add,tr insns.
- Instead call remove_useless_addtr_insns.
- (output_function_prologue): Call remove_useless_addtr_insns
- to catch any add,tr insns created by reorg.
-
- * pa.c (secondary_reload_class): Remove duplicate/useless code.
-
- * pa.h (PARSE_LDD_OUTPUT): Handle output from hpux10.20 "chatr".
-
-Tue Oct 1 17:23:32 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (text_end_label): New static.
- (size_of_line_info): The final entry is smaller.
- (output_aranges): Use TEXT_SECTION instead of TEXT_BEGIN_LABEL and
- text_end_label instead of TEXT_END_LABEL.
- (gen_compile_unit_die): Likewise.
- (output_line_info): Likewise. Use a fixed advance for the last entry.
- (dwarfout_init): Don't output starting labels.
- (dwarfout_finish): Set up text_end_label. Don't output ending labels.
-
- (add_pure_or_virtual_attribute): Don't say pure virtual for now.
- (type_tag): Handle C++ TYPE_NAME.
- (gen_formal_parameter_die): Support DW_AT_artificial.
- (gen_formal_types_die): Do emit the type for 'this'.
- (gen_member_die): Fix handling of TYPE_METHODS.
- (gen_decl_die): Do output a DIE for member function declarations.
- Don't output a DIE for artificial typedefs.
-
- (add_member_attribute): Remove, not in DWARF-II.
- (gen_array_type_die): Remove ref to add_member_attribute.
- (gen_set_type_die, gen_entry_point_die, gen_enumeration_type_die,
- gen_subprogram_die, gen_variable_die, gen_field_die,
- gen_pointer_type_die, gen_reference_type_die, gen_ptr_to_mbr_type_die,
- gen_string_type_die, gen_struct_or_union_type_die,
- gen_subroutine_type_die, gen_typedef_die): Likewise.
-
- (get_AT_flag): New fn.
- (add_src_coords_attributes): Split out...
- (add_name_and_src_coords_attributes): From here.
- (gen_subprogram_die): Support DW_AT_declaration and
- DW_AT_specification.
-
- (gen_compile_unit_die): Don't emit full pathname for source file;
- comment claimed that SGI required it, but they don't emit it either.
- Append -g to producer rather than replacing it.
-
-Tue Oct 1 14:19:23 1996 Jim Wilson <wilson@cygnus.com>
-
- * gcc.c (used_arg): When call xmalloc for mswitches, pass 1 if
- n_switches is zero.
-
-Mon Sep 30 17:46:26 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (gen_shl_and, gen_shl_sext): Use gen_lowpart to
- generate rtx in the appropriate mode for zero/sign-extension.
- Don't generate a zero bit shift.
- (gen_shl_sext) Directly use gen_ashift instead of gen_ashrsi3.
-
-Mon Sep 30 17:17:56 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * fixinc.svr4: In math.h, redefine exception to __math_exception
- for C++, to avoid conflict with <exception>.
- * fixincludes: Likewise.
- Fix check for class in math.h to not match fp_class.
-
-Mon Sep 30 17:15:19 1996 Jim Wilson <wilson@cygnus.com>
-
- * iris6.h (ASM_SPEC): Add -w.
- (STARTFILE_SPEC): Add mips3 to n32 pathnames.
- Add -L/usr/lib32/mips for n32 cases.
- (ENDFILE_SPEC): Add mips3 to n32 pathnames.
-
-Mon Sep 30 13:20:31 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * genopinit.c (gen_insn): Look through the modes in reverse order,
- to avoid stopping early on CC when EXTRA_CC_MODES is used.
-
- * fixincludes: Add extern "C" to <sys/mman.h> on HP/UX.
-
-Sun Sep 29 12:39:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * c-typeck.c (pointer_diff): Do not do default conversions when
- doing the minus expression, in case restype is a short type.
-
-Sun Sep 29 11:22:10 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.c (build_complex): Add new argument, TYPE.
- * tree.h (build_complex): Likewise.
- * c-lex.c (yylex): Add new arg, TYPE, to call to build_complex.
- * fold-const.c (const_binop): Likewise.
- (fold, case CONJ_EXPR, COMPLEX_EXPR): Likewise.
- * varasm.c (copy_constant, case COMPLEX_CST): Likewise.
- * expr.c (expand_expr, case COMPONENT_REF): Don't try to directly
- load a complex.
- * recog.c (register_operand): Don't reject subreg of complex mode.
- * emit-rtl.c (mark_user_reg): New function.
- * function.c (assign_parms): Use it.
- * stmt.c (expand_decl): Likewise, and simplify code.
-
- * tree.c (contains_placeholder): Return 1 for PLACEHOLDER_EXPR.
-
- * expr.c (store_expr): memset/bzero gets ptr_mode, not Pmode.
-
- * stmt.c (expand_asm_operands): Fix errors in previous patches.
-
- * x-linux: Simplify, but ensure headers aren't changed.
-
- * getpwd.c: No longer include direct.h for _WIN32.
-
- * configure (i[3456]86-*-isc*): Remove bogus echo.
- (m68k-apple-aux*): a-ux.h renamed from aux.h.
- (CC): Escape "$" char in "no-symlink" case for bash/cygwin32 bug.
-
- * Makefile.in (installdirs): Renamed from install-dir.
- Create $(prefix) and $(exec_prefix) if doesn't exist.
- (install-float): Reflect new name for installdirs.
- (install-{common,info,man,libgcc,multilib,libobjc}): Likewise.
- (install-{include-dir,assert-h,collect2}): Likewise.
-
- * reload1.c (gen_reload): Handle SUBREG in PLUS specially too.
- Change calls to emit_move_insn to recursive calls.
-
- * stmt.c (fixup_gotos): When running undefined labels, if no cleanup
- actions for this block, don't clear BEFORE_JUMP.
-
-Fri Sep 27 13:48:21 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * c-decl.c (init_decl_processing): Create short int types before
- creating size_t in case a machine description needs to use
- unsigned short for size_t.
-
-Fri Sep 27 12:28:54 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * gcc.c (do_spec_1): Allow -A in %[Spec].
-
- * i386.h (CPP_CPU_SPEC): New. Added for defining the submodel.
-
- * i386.c (asm_output_function_prefix, function_prologue,
- ix86_expand_prologue): Make the routine that sets the GOT (when pic
- is enabled) a function, to assist debugging.
-
- * i386.md (gen_prologue_get_pc): Call the function created above.
- (divdf3): Added.
-
- * i386/dgux.h (CPP_PREDEFINES, CPP_SPEC): Reference CPP_CPU_SPEC.
- Use svr4 assembler directive .backalign instead of .align.
- (align to x bytes if it takes no more than y bytes to do so.)
-
- * i386/{aix386ng.h,dgux.h} (CPP_SPEC): Use %[cpp_cpu].
- * i386/{freebsd-elf,gas,isc,linux-aout}.h: Likewise.
- * i386/{linux-oldld,linux,osfelf,osfrose,sco,sco4}.h: Likewise.
- * i386/{sco4dbx,sco5,sol2,sysv3}.h: Likewise.
-
-Thu Sep 26 17:58:34 1996 Torbjorn Granlund <tege@matematik.su.se>
-
- * m68k.md (mulsidi3 matcher): Change predicate const_int_operand
- to const_sint32_operand. Get rid of bogus range condition.
-
-Thu Sep 26 17:12:00 1996 Jim Wilson <wilson@cygnus.com>
-
- * Makefile.in (stmp-int-hdrs): Don't cd to srcdir before copying
- header files to objdir.
-
-Wed Sep 25 21:22:57 1996 Jeffrey A Law (law@cygnus.com)
-
- * h8300.h (FIRST_PSEUDO_REGISTER, ARG_POINTER_REGNUM): Bump up by one.
- (FIXED_REGISTERS): Add entry for MAC register.
- (CALL_USED_REGISTERS, REG_ALLOC_ORDER): Likewise.
- (HARD_REGNO_NREGS): Handle MAC register.
- (HARD_REGNO_MODE_OK, REGNO_OK_FOR_BASE_P, REGISTER_NAMES): Likewise.
- (enum reg_class): New MAC_REGS register class.
- (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Corresponding changes.
- (REG_CLASS_FROM_LETTER): Likewise.
- (REGISTER_MOVE_COST): Make copies to/from MAC register expenseive.
- (CONDITIONAL_REGISTER_USAGE): Define.
- * h8300.md (movsi_h8300hs): Renamed from movsi_h8300h.
- Handle moves to/from the MAC register.
- (mac): Two new patterns to use the mac instruction.
-
- * h8300.c (notice_update_cc): Fix CC_SET case.
- (restore_compare_p): Remove unused function.
- * h8300.md: Handle "set" vs "set_zn_c0" correctly.
- (bCC patterns): No longer need to call restore_compare_p.
-
- * h8300.c (get_shift_alg): Fix HImode ASHIFTRT by 13 or 14 bits.
-
-Wed Sep 25 18:52:19 1996 Joern Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (insv): New pattern.
-
-Wed Sep 25 16:47:26 1996 Doug Evans <dje@seba.cygnus.com>
-
- * sparc/t-sunos41 (MULTILIB_{OPTIONS,DIRNAMES,MATCHES}): Create
- multilib versions of -fpic and -fPIC.
- (TARGET_LIBGCC2_CFLAGS): Comment out.
-
- * sparc.c (print_operand): Handle new codes H/L.
- * sparc.md (lo_sum_di_sp32): Add little endian support.
- (adddi3_sp32,subdi3_sp32,mulsidi3_sp32,const_mulsidi3): Likewise.
- (umulsidi3_sp32,const_umulsidi3,smacdi,umacdi,anddi3_sp32): Likewise.
- (iordi3_sp32,xordi3_sp32,negdi2_sp32): Likewise.
-
-Wed Sep 25 15:32:35 1996 Jim Wilson <wilson@cygnus.com>
-
- * expmed.c (store_bit_field): Don't make flag_force_mem disable insv
- for memory operands.
-
- * function.c (instantiate_decl): Always store addr back into x.
-
-Tue Sep 24 19:37:00 1996 Jim Wilson <wilson@cygnus.com>
-
- * reload.c (push_secondary_reload): Do strip paradoxical SUBREG
- even if reload_class is CLASS_CANNOT_CHANGE_SIZE. Change reload_mode
- to mode in SECONDARY_MEMORY_NEEDED and get_secondary_mem calls.
-
- * reload1.c (emit_reload_insns): For output part of RELOAD_OTHER,
- emit after RELOAD_FOR_OUTPUT, in reverse order of reload number,
- but not separately.
-
-Tue Sep 24 18:13:07 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * expr.c (emit_group_load): Allow target to be smaller than source.
-
-Tue Sep 24 17:40:39 1996 Doug Evans <dje@cygnus.com>
-
- * m68k/a-ux.h: Renamed from aux.h because of MSDOS.
-
-Tue Sep 24 08:33:53 1996 David S. Miller (davem@caip.rutgers.edu)
-
- * tree.c (copy_node): Fix error in last change.
-
-Tue Sep 24 08:29:03 1996 James G. Smith <jsmith@cygnus.co.uk>
-
- * gcc.c (used_arg): Fix multilib_matches parsing to not corrupt
- entry parameter.
-
-Tue Sep 24 08:22:18 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * loop.c (get_condition): Use rtx_equal_p to compare rtx.
-
-Tue Sep 24 08:14:01 1996 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
-
- * integrate.c (expand_inline_function): Avoid creating paradoxical
- subreg wider than BITS_PER_WORD as inlined function result.
-
-Tue Sep 24 08:00:15 1996 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (struct directive, directive_table, handle_directive):
- pass_thru now 1 for #define and 2 for #pragma.
- (handle_directive): When deciding whether to suppress comment at end
- of directive, ignore tabs and spaces after comment. Remove redundant
- limit test. With -dD -C, copy comment when isolating definition.
- (skip_to_end_of_comment): With -C, don't copy newline at end
- of C++ comment.
-
- * fixinc.ptx, fixinc.svr4, fixincludes: Insert newlines just before
- end of 'sed' command strings if last 'sed' command is 'a' or 'i'.
-
-Tue Sep 24 07:28:58 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * toplev.c (PREFERRED_DEBUGGING_TYPE): If no debugging formats are
- supported, set to NO_DEBUG.
- (main): Don't do setting of PREFERRED_DEBUGGING_TYPE here.
-
-Mon Sep 23 22:45:15 1996 Sean McNeil <sean@mcneil.com>
-
- * rs6000/vxppc.h, sparc/vxsim.h: New files.
- * configure (powerpc-*-vxworks*, sparc-*-vxsim*): New targets.
- * objc/objc.h (BOOL): Define BOOL as int for VxWorks.
-
-Mon Sep 23 21:23:27 1996 Klaus K"ampf (kkaempf@progis.de)
-
- * explow.c (promote_mode, case REFERENCE_TYPE): New case.
-
-Mon Sep 23 21:15:43 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * c-decl.c (finish_struct): Check PCC_BITFIELD_TYPE_MATTERS value.
-
- * dbxout.c (dbxout_symbol): Fix forgotten case in last change:
- check DECL_ARTIFICIAL also when using the short cut way.
-
-Mon Sep 23 15:55:24 1996 David S. Miller (davem@caip.rutgers.edu)
-
- * tree.c (copy_node): Abort if don't know size of node.
-
- * tree.c (build1): Clean up initialization of OBSTACK.
-
-Mon Sep 23 15:35:33 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * Makefile.in (stmp-multilib): Depend on $(LANG_LIB2FUNCS).
-
- * dbxout.c (dbxout_function): Don't check DECL_SECTION_NAME before
- calling dbxout_function_end.
-
-Mon Sep 23 14:41:12 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * combine.c (can_combine_p): Even if SMALL_REGISTER_CLASSES,
- know lifetime not extended if all_adjacent set.
-
- * stmt.c (expand_asm_operands): Handle '+' constraint.
- * cse.c (fold_rtx): Fold inside ASM_OPERANDS.
-
- * expr.c (expand_increment): If postincrement for MEM can't use add
- directly, load address in reg and enqueue increment and store of reg.
-
- * loop.c (check_dbra_loop): Don't assume label must be second part of
- if_then_else in condjump.
-
- * jump.c (jump_optimize): In no-nop move deletion, don't test
- PRESERVE_DEATH_INFO_REGNO_P; instead test if optimization is performed.
- Check for REG_UNUSED note on to-be deleted insn before searching for
- preceding instruction to delete note from.
- If PRESERVE_DEATH_INFO_REGNO_P is true for SREG, replace INSN with USE.
-
- * reload1.c (reload): Initialize the previous_offset fields
- in reg_eliminate before calling setup_save_areas.
-
- * reload1.c (emit_reload_insns): Declare and set this_reload_insn.
-
- * expr.c (var_rtx): New function.
- (expand_expr, case COND_EXPR): Also use target if same as singleton.
-
-Mon Sep 23 14:22:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * recog.c (constrain_operands): Don't test clobbered constraints.
-
- * reload1.c (emit_reload_insns): For output part of RELOAD_OTHER,
- put in front of anything previous for that output, but not separately.
-
-Sun Sep 22 21:06:46 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-common.c (decl_attribtes, case A_SECTION): Allow for static
- local variable.
-
-Sun Sep 22 11:30:27 1996 Christian Iseli (christian.iseli@di.epfl.ch)
-
- * expr.c (convert_move): Replace explicit checks for FP extend ops
- with use of can_extend_p.
- Add missing tests for FP trunc operations.
-
-Sun Sep 22 11:20:02 1996 Pat Rankin <rankin@eql.caltech.edu>
-
- * dwarfout.c (DWARF_VERSION): Define as 1 if not already defined.
- * dwarf2out.c (DWARF_VERSION): Likewise.
-
-Sun Sep 22 11:12:20 1996 Joern Rennecke <amylaar@cygnus.co.uk>
-
- * c-decl.c (pushdecl): Check new declaration actually conflicts before
- warning about implicit external vs. static declarations.
-
- * loop.c (combine_givs): Improve combining DEST_REG giv with only use.
-
-Sun Sep 22 10:50:03 1996 Scott Christley <scottc@net-community.com>
-
- * Create consistent mechanism for memory allocation and release
- so that garbage collection routines can be easily subsititued
- for the ANSI standard malloc, realloc, free, etc.
- * objc/archive.c: Replace use of __objc_xmalloc and free
- with objc_malloc and objc_free.
- * objc/hash.c: Replace use of __objc_xcalloc and free
- with objc_calloc and objc_free.
- * objc/init.c: Replace use of free with objc_free.
- * objc/misc.c (objc_malloc): Renamed from __objc_xmalloc.
- (objc_realloc): Renamed from __objc_realloc.
- (objc_atomic_malloc, objc_valloc): New functions.
- (objc_calloc): Renamed from __objc_calloc.
- (objc_free): New function.
- * objc/objc-api.h (_objc_malloc): New function pointer.
- (_objc_atomic_malloc, _objc_valloc): Likewise.
- (_objc_realloc, _objc_calloc, _objc_free): Likewise
- * objc/objc-list.h: Replace use of __obj_xmalloc and free
- with objc_malloc and objc_free.
- * objc/objects.c: Likewise.
- * objc/sarray.c: Replace use of __objc_xmalloc and free
- with objc_malloc and objc_free.
- * objc/sarray.h (__objc_xmalloc, __objc_xrealloc): Delete.
- * objc/selector.c: Replace use of __objc_xcalloc, __objc_xrealloc,
- and __objc_xmalloc with objc_calloc, objc_realloc, and objc_malloc.
- * objc/thr-decosf1.c: Replace use of __objc_xmalloc and free
- with objc_malloc and objc_free.
- * objc/thr-irix.c, objc/thr-mach.c, objc/thr-os2.c: Likewise.
- * objc/thr-posix.c, objc/thr-pthreads, objc/thr-single: Likewise.
- * objc/thr-solaris.c, objc/thr-win32.c, objc/thr.c: Likewise.
-
-Sun Sep 22 05:26:01 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * configure: Set up LANG_LIB2FUNCS and LANG_EXTRA_HEADERS.
- * Makefile.in (libgcc2.a): Include LANG_LIB2FUNCS.
- (USER_H): Add LANG_EXTRA_HEADERS.
- (LANG_LIB2FUNCS): New macro.
- (LANG_EXTRA_HEADERS): New macro.
- (stmp-int-hdrs): Don't hardwire ginclude.
- (stamp-objlist): Don't depend on Makefile.
-
-Sat Sep 21 18:00:10 1996 Stephen L Moshier (moshier@world.std.com)
-
- * alpha.md (alpha_swapped_comparison_operator pattern): Fix asm
- operand typo in last change.
-
-Sat Sep 21 07:11:51 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * defaults.h (ASM_OUTPUT_LABELREF): Provide default definition
- if not already defined.
- * 1750a.h (USER_LABEL_PREFIX): Define instead of ASM_OUTPUT_LABELREF.
- * a29k.h, alpha.h, convex.h, dsp16xx.h, elxsi.h, fx80.h: Likewise.
- * gmicro.h, h8300.h, i386/sun386.h, i860.h, i960.h, ns32k.h: Likewise.
- * pdp11.h, pyr.h, romp.h, sh.h, sparc.h, spur.h, tahoe.h: Likewise.
- * vax.h, we32k.h: Likewise.
- * i386/att.h (USER_LABEL_PREFIX): Redefine, not ASM_OUTPUT_LABELREF.
- * i386/bsd.h, i386/lynx.h, i386/sco5.h, i860/fx2800.h: Likewise.
- * m68k/3b1.h, m68k/mot3300.h, m68k/tower-as.h, m68k/tower.h: Likewise.
- * ptx4.h, sparc/pbd.h, svr3.h, svr4.h: Likewise.
- * i386/osfrose.h, m88k.h (USER_LABEL_PREFIX): Redefine.
- * nextstep.h (USER_LABEL_PREFIX): Redefine.
- (ASM_OUTPUT_LABELREF) Use USER_LABEL_PREFIX.
- * arm/aout.h, mips.h (ASM_OUTPUT_LABELREF): Delete.
- * rs6000/lynx.h (USER_LABEL_PREFIX): Undefine.
- * rs6000.h, rs6000/win-nt.h (USER_LABEL_PREFIX): Define.
-
-Thu Sep 19 00:05:53 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * configure: Move i[3456]86-*-gnu* case after linux and don't
- treat linux-gnu like other gnu systems.
-
-Wed Sep 18 20:51:09 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * cplus-dem.c (demangle_template): Fix handling of address args.
- (gnu_special): Handle type_info stuff.
-
-Wed Sep 18 17:57:55 1996 Patrik Lantto (patrik@opq.se)
-
- * jump.c (jump_optimize): Insert conditional move after jump
- insn instead of before.
-
-Wed Sep 18 17:33:36 1996 Richard Henderson <rth@tamu.edu>
-
- * alpha.h (PREDICATE_CODES): Add alpha_swapped_comparison_operator.
- * alpha.c (alpha_swapped_comparison_operator): New function.
- (print_operand): Support unsigned codes for %D, %c, and %d.
- * alpha.md: Add pattern for b%c with swapped comparisons with 0.
- Delete three unnamed cmp patterns that are strict subsets of it.
-
- * alpha.c (alpha_emit_set_long_const): Save one instruction
- when -O2 and high word == low word.
-
-Tue Sep 17 22:46:15 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386/unix.h (ASM_OUTPUT_MI_THUNK): Handle functions
- returning an aggregate.
-
- * varasm.c (supports_one_only): New function.
- (make_decl_one_only): Likewise.
- * svr4.h (MAKE_DECL_ONE_ONLY): Define.
- * tree.h (DECL_ONE_ONLY): New macro.
-
- * varasm.c (assemble_variable): Fix setting of
- first_global_object_name.
- (assemble_start_function): Likewise.
-
-Tue Sep 17 19:42:39 1996 Doug Evans <dje@wabamun.cygnus.com>
-
- * i386/t-cygwin32 (winnt.o): Compile properly.
-
-Tue Sep 17 15:47:20 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * Add support for R5000, and finish MIPS4 support.
- * mips.h (enum processor_type): Add PROCESSOR_R5000.
- (gen_conditional_move): Declare.
- (CONDITIONAL_REGISTER_USAGE): Mark ST_REGS as fixed if not
- HARD_FLOAT, or if mips_isa < 4.
- (FIRST_PSEUDO_REGISTER): Change to 76.
- (FIXED_REGISTERS): Add condition code registers.
- (CALL_USED_REGISTERS): Likewise.
- (ST_REG_LAST): Change to 74.
- (RAP_REG_NUM): Change to 75.
- (ST_REG_P): Look for any condition code register.
- (REG_CLASS_CONTENTS): Update for new condition code registers.
- (RTX_COSTS): Add cases for R5000.
- (REGISTER_MOVE_COST): Add cases for condition code registers.
- (PREDICATE_CODES): Add "const_float_1_operand".
- (EXTRA_CC_{MODES,NAME}, SELECT_CC_MODE): Remove.
- (REGISTER_NAMES): Add entries for new condition code registers.
- (DEBUG_REGISTER_NAMES): Likewise.
- (ADDITIONAL_REGISTER_NAMES): Remove FPSW_REGNUM.
- * mips.md (cpu attribute): Add R5000.
- (function units): Add cases for the R5000.
- ({madd,msub,nmadd,nmsub}.d): Only available if TARGET_DOUBLE_FLOAT.
- (recip.d, recip.s, rsqrt.d, rsqrt.s): New define_insn patterns.
- (movcc): New pattern to move condition code values.
- (reload_incc, reload_out_cc): New define_expand patterns.
- (lwxc1, ldxc1, swxc1, sdxc1): Several new define_insn patterns.
- (various): Replace CC_FP with CC.
- (branch_fp_ne, branch_fp_eq): Match any condition code register.
- (branch_fp_ne_rev, branch_fp_eq_rev): Remove.
- (seq_df, slt_df, sle_df): Match any condition code register.
- (sgt_df, sge_df, seq_sf, slt_sf, sle_sf, sgt_sf, sge_sf): Likewise.
- (sne_df, sne_sf): Remove.
- (FP conditional moves): Match any condition code register.
- Require TARGET_HARD_FLOAT and, if appropriate, TARGET_DOUBLE_FLOAT.
- (movsicc): Just call gen_conditional_move.
- (movdicc, movsfcc, movdfcc): New define_expand patterns.
- * mips.c (mips_reg_names): Add condition code registers.
- (mips_sw_reg_names, mips_regno_to_class): Likewise.
- (const_float_1_operand): New function.
- (mips_move_1word): Treat CCmode as SImode. Handle move from
- ST_REG to GR_REG if mips_isa >= 4. Only permit move from GR_REG
- to ST_REG is mips_isa < 4.
- (gen_conditional_branch): Rewrite. Just use CCmode, not extra
- condition modes.
- (gen_conditional_move): New function.
- (override_options): Recognize vr5000. Look for just CCmode, not
- extra condition modes. If mips_isa >= 4, permit CCmode in GR_REGS
- and FP_REGS.
- (print_operand): Handle %Z.
- (mips_secondary_reload_class): Require a data register to copy a
- value out of a condition code register. Require a floating point
- register to copy a value into a condition code register.
-
-Tue Sep 17 15:10:29 1996 Joern Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md: New define_splits to recombine output from LEGITIMIZE_ADDRESS.
- * sh.h (LEGITIMIZE_ADDRESS): Typo fixes (x -> X).
-
-Mon Sep 16 23:00:35 1996 Jim Wilson <wilson@cygnus.com>
-
- * configure (build_broken_install): Renamed from host_broken_install.
- Set from build not host.
- (build_install_headers): Renamed from host_install_headers. Set from
- build not host.
-
-Mon Sep 16 22:38:55 1996 Stu Grossman (grossman@critters.cygnus.com)
-
- * configure (m68k-*-coff*): Use dbx debug format by default.
- * gcc.c (link_command_spec): Move -T to end of link command line.
- * m68k/m68kemb.h (LINK_SPEC, SUBTARTGET_SWITCHES): Delete.
- (LIB_SPEC): Define to just -lc.
- (STARTFILE_SPEC): Define to empty.
-
-Mon Sep 16 13:12:27 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (ext_shift_insns, ext_shift_amounts): New arrays.
- (gen_ashift_hi, gen_shifty_hi_op, shl_and_kind): New functions.
- (rtx_equal_function_value_matters): Declare.
- (shl_and_length, shl_and_src_length, gen_shl_and): New functions.
- (shl_sext_kind, shl_sext_length, gen_shl_sext): Likewise.
- * sh.md (ashlhi3_k, lshrhi3_m): New patterns.
- (lshrhi3, shl_sext_ext, shl_sext_sub):
- New insn patterns with matching define_split.
- (and_shl_scratch): Likewise, but also with unnamed variants.
-
-Sat Sep 14 17:05:07 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * gcc.c (convert_filename): Don't start looking for '.' until
- after last directory separator.
-
- * i386.md (clrstrsi): Correct check for constant size.
-
- * Based on code by sac@cygnus.com.
- * i386/cygwin32.h (CHECK_STACK_LIMIT): Make consistent with MD file.
- * i386.c ({function,ix86_expand}_prologue): Use __alloca to allocate
- stack if desired and beyond CHECK_STACK_LIMIT in size.
- * i386.h ({MASK,TARGET}_STACK_PROBE): New macros.
- (TARGET_SWITCHES): Add -mstack-arg-probe.
- * i386.md (allocate_stack{,_worker}): New patterns.
-
-Fri Sep 13 18:23:18 1996 Joel Sherrill <joel@OARcorp.com>
-
- * sparc/lb1spc.asm (.div, .rem): Fixed typo so sign is returned
- correctly. TOPBITS was 2 and should have been 4.
-
-Thu Sep 12 21:51:56 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips.md (call_value_multiple_internal0): Change from define_insn to
- define_expand.
-
-Thu Sep 12 19:22:14 1996 Doug Evans <dje@seba.cygnus.com>
-
- * sparc.md (move_pic_label_si): Operand one is label_ref now.
- * sparc.c (emit_move_sequence): Pass label_ref to
- gen_move_pic_label_si to not lose flags.
-
-Wed Sep 11 12:10:08 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * Makefile.in (GCC_PASSES): Add $(exeext) to names.
- (FLAGS_TO_PASS): Add CLIB.
- (c-pragma.o): Add dependencies on except.h, function.h, defaults.h.
-
-Tue Sep 10 22:25:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure (i[3456]86-*-cygwin32): Use xm-cygwin32.h and xm-i386.h.
- Set fixincludes to Makefile.in and objc_thread_file to win32.
- * i386/xm-cywin32.h: Don't include xm-i386.h.
- * i386/x-cygwin32, rs6000/x-cygwin32 (STMP_FIXPROTO, exeext): New defs.
-
- * gcc.c (HAVE_EXECUTABLE_SUFFIX): New macro.
- (convert_filename): New function.
- (process_command, case 'o'): Call it.
- (process_command, default case): Likewise; delete old code.
-
-Tue Sep 10 21:08:43 1996 Torbjorn Granlund <tege@albert.gnu.ai.mit.edu>
-
- * i386.md (decrement_and_branch_until_zero matcher): Fix typo.
-
-Tue Sep 10 19:04:19 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (mips_move_2words): Rewrite 32 bit shifts as 16 bit shifts.
-
-Tue Sep 10 10:39:07 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa/pa-gas.h (DBX_DEBUGGING_INFO): Remove all #define
- and #undef statements related to debugging information.
- * pa/pa-hpux.h, pa-hpux7.h: Likewise
- * pa.c (override_options): Disable "-g" and issue a warning
- if it's used when !TARGET_GAS.
-
-Mon Sep 9 17:57:49 1996 Doug Evans <dje@wabamun.cygnus.com>
-
- * sparc.h ({MASK,TARGET}_FPU_SET): Define.
- (TARGET_SWITCHES): Record if -m{,no-}fpu passed.
- * sparc.c (sparc_override_options): Don't clobber explicit
- -m{,no-}fpu setting with cpu default.
-
-Mon Sep 9 15:57:57 1996 Joel Sherrill <joel@OARcorp.com>
-
- * configure (mips64orion-*-rtems*): New target.
- * mips/rtems64.h: New file.
-
-Sat Sep 7 22:07:53 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (store_field): If storing a record on big endian targets,
- set up so we store the high-order bits.
- (expand_expr, case COMPONENT_REF): Likewise for loads.
-
-Thu Sep 5 14:59:47 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h (LEGITIMIZE_ADDRESS): Define nonempty.
-
-Thu Sep 5 10:43:36 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (mov{si,di,sf}): Handle 'R' constraints as needed.
-
-Wed Sep 4 17:13:28 1996 Bob Manson <manson@charmed.cygnus.com>
-
- * except.c: (add_partial_entry): New routine.
- (expand_start_try_stmts): Moved from cp/except.c.
- (expand_start_all_catch): Move functionality of expand_end_try_stmts
- here.
-
-Wed Sep 4 12:30:02 1996 Mike Stump <mrs@cygnus.com>
-
- * except.c (emit_unwinder): Ensure CLOBBER and USE insns come last,
- if present.
-
-Tue Sep 3 12:01:43 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * configure (sh-*-elf*): New target.
- * sh/elf.h: New file.
-
-Fri Aug 30 17:52:26 1996 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (gen_formal_types_die): Delete extra argument from
- gen_type_die call.
-
-Fri Aug 30 15:40:40 1996 James G. Smith <jsmith@cygnus.co.uk>
-
- * mips/elf64.h: Allow MULTILIB_DEFAULTS to be defined
- before this file is included.
-
-Fri Aug 30 15:00:06 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.md: (movsicc,movhicc): Allow reload from memory.
-
- * i386.c (override_options): Don't thread the prologue if profiling.
-
-Fri Aug 30 15:00:06 1996 James Hawtin <cgjwh@sunrise.co.uk>
-
- * i386/t-sol2 (gcrt1.o): Added for profiling Solaris 2
- * i386/sol2.h (STARTFILE_SPEC): New.
- * i386/gmon-sol2.c, i386/sol2-gc1.asm: New files.
-
-Thu Aug 29 22:08:03 1996 Jim Wilson <wilson@cygnus.com>
-
- * except.c (add_eh_table_entry): Multiply realloc size by sizeof int.
-
-Thu Aug 29 15:15:31 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (fcmp patterns): Don't try to eliminate useless add,tr
- insns here.
- * pa.c (pa_reorg): Do elimination of useless add,tr insns here instead.
- (print_operand, case 'y'): Remove this code.
-
-Wed Aug 28 16:19:34 1996 Doug Evans <dje@cygnus.com>
-
- * toplev.c (print_single_switch): Ultrix fprintf returns 0 for success.
-
- * toplev.c (main): Rewrite -g parsing.
-
-Mon Aug 26 16:15:49 1996 Fred Fish <fnf@cygnus.com>
-
- * Makefile.in (objc-parse.y): Fix typo in name of temp file.
-
-Mon Aug 26 14:08:37 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * function.c (mark_all_temps_used): Fix error in last change.
-
-Sun Aug 25 22:27:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * function.c (mark_all_temps_used): New function.
-
-Fri Aug 23 11:34:57 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Fixes to make -fPIC
- really the same as -mrelocatable.
- (ASM_SPEC): Pass -K PIC to the assembler if -fpic/-fPIC.
-
- * rs6000/sol2.h (ASM_CPU_SPEC): Remove passing -K PIC to the
- assembler if -fpic/-fPIC.
-
- * bi-{arity,opcode,opname}.c (fancy_abort): Define, so that
- -Dabort=fancy_abort works again.
-
-Thu Aug 22 11:39:34 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/t-ppcgas ({stmp,install}-crt): Only build and install the
- eabi ecrt[in].o object files in eabi multilib directories, only
- build and install the solaris scrt[in0].o object files in solaris
- directories.
- (MULTILIB_MATCHES): Remove matches for solaris, linux to other
- switches.
-
-Tue Aug 20 18:49:55 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (ASM_OUTPUT_SECTION_NAME): If -mrelocatable or
- -mrelocatable-lib, don't make read-only sections.
-
-Mon Aug 19 18:42:13 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.h ({MASK,TARGET}_LITTLE_ENDIAN): Define.
- (LIBGCC2_WORDS_BIG_ENDIAN): Add little endian support.
- * sparc/sp64-elf.h ({CPP,ASM,LINK}_SPEC): Add little endian support.
- (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian.
- ({BYTES,WORDS}_BIG_ENDIAN): Likewise.
- * sparc/splet.h (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian.
- ({CPP,ASM,LINK}_SPEC): Add little endian support.
- ({BYTES,WORDS}_BIG_ENDIAN): Likewise.
- * sparc/t-splet (MULTILIB_{OPTIONS,DIRNAMES}): Likewise.
-
- * sparc/lynx-ng.h (CPP_SPEC): Use %(cpp_cpu).
-
-Sat Aug 17 15:23:39 1996 Geoffrey Noer <noer@cygnus.com>
-
- * i386/cygwin32.h (CPP_PREDEFINES): Define _WIN32, not WIN32.
- Define only __CYGWIN32__, not CYGWIN32 or __CYGWIN32.
- * rs6000/cygwin32.h (CPP_PREDEFINES): Likewise.
- * cccp.c (absolute_filename): Drive specifiers make the pathname
- absolute in cygwin32.
- * choose-temp.c: Delete !defined(_WIN32) condition when including
- sys/file.h (NO_SYS_FILE_H is still used).
- * gcc.c: Change ifndef _WIN32 to ifndef NO_SYS_FILE_H when deciding
- whether to include sys/file.h.
- (execute): -pipe is supported for cygwin32.
- * getopt.c: Change win32 test from WIN32 to _WIN32.
- * pexecute.c: Update test for win32 (&& ! cygwin32).
- * protoize.c: Likewise.
- (kill): Delete decl.
- * toplev.c: Update test for win32 (&& ! cygwin32).
- * ginclude/stdarg.h: Change __WIN32__ to _WIN32.
- * ginclude/varargs.h: Likewise.
- * ginclude/va-ppc.h: Likewise.
-
-Fri Aug 16 16:02:09 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (rs6000_got_register): Make sure pic_offset_table_rtx
- allocated, even if current_function_uses_pic_offset_table set.
-
-Fri Aug 16 15:56:04 1996 J. Kean Johnston <hug@netcom.com>
-
- * i386/sco5.h (CLASS_LIKELY_SPILLED_P): Deleted.
- (STARTFILE_SPEC): Insert crtbegin.o in correct place, and correct
- versions of values-X?.o.
- (SWITCH_TAKES_ARG): Extend DEFAULT_SWITCH_TAKES_ARG, not replace.
- (CPP_SPEC): Add -Di386, and correctly include extra directories.
- Define HAVE_ATEXIT in ELF mode for global destructors.
-
-Thu Aug 15 16:42:44 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.c (label_ref_operand): New function.
- (emit_move_sequence): Pass label_ref to gen_move_label_di to not
- lose flags.
- * sparc.md (move_label_di): Operand one is label_ref now.
- * genattrtab.c (write_test_expr): Allow label_ref in match_dup.
-
- * sys-protos.h (gethostid): Make return type `int' ifdef __alpha__.
- * gen-protos.c: Delete support for SYS_PROTO_OVERRIDES.
- * alpha.h (SYS_PROTO_OVERRIDES): Delete.
-
-Thu Aug 15 17:36:09 1996 Mike Stump <mrs@cygnus.com>
-
- * libgcc2.c (__throw): New routine.
- (__eh_pc): New data object for exception handling.
-
- * except.c (eh_saved_pc): New object so we can call
- assemble_external.
- (expand_internal_throw_indirect): Call assemble_external for __eh_pc.
- (end_eh_unwinder): Likewise.
- (init_eh): Initialize eh_saved_pc.
-
-Thu Aug 15 13:02:42 1996 Mike Stump <mrs@cygnus.com>
-
- * arm.h (RETURN_ADDR_RTX): Define.
-
- * expr.c (expand_builtin_return_addr): Fix order of parameters.
-
-Wed Aug 14 19:48:00 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
-
- * stmt.c (expand_return): In code for doing scc with jumps,
- stick to default handling if we have corresponding scc pattern.
-
-Wed Aug 14 10:31:28 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (override_options): Treat TARGET_FAST_INDIRECT_CALLS
- just like TARGET_NO_SPACE_REGS.
- (output_millicode_call): Likewise.
- * pa.h (TARGET_FAST_INDIRECT_CALLS): Define.
- (TARGET_SWITCHES): Add "fast-indirect-calls".
- * pa.md (TARGET_FAST_INDIRECT_CALLS): Treat just like
- TARGET_NO_SPACE_REGS in various call/millicode call patterns.
-
- * pa.c (print_operand): Use the right comparison operator
- for reversed EQ and NE comparisons.
-
- * pa.h (OUTPUT_MI_THUNK): Define.
-
-Wed Aug 14 11:40:49 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * ginclude/va-ppc.h: Add Windows NT support.
- * ginclude/{varargs,stdarg}.h: For PowerPC Windows NT, include
- va-ppc.h, instead of using the default handling.
-
-Tue Aug 13 18:30:10 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * fixincludes: Remove duplicate volatile from sig_atomic_t in AIX
- sys/signal.h
-
-Tue Aug 13 16:51:37 1996 Jim Wilson <wilson@cygnus.com>
-
- * i960-coff.h (LIB_SPEC): Undef.
-
- * sh.h (PROFILE_BEFORE_PROLOGUE): Define.
-
-Tue Aug 13 11:36:02 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * gcc.c (set_spec,process_command): Dump and load the compiler
- version number in the specs file.
-
- * rs6000.c (output_toc): Fix last change, so that it doesn't use
- an uninitialized variable if -mminimal-toc.
- (output_prolog): Increment probe_labelno after last use.
-
- * rs6000/t-ppcgas (MULTILIB_*): Build far fewer multilib
- libraries. Build all libraries with -mrelocatable-lib and
- -mno-eabi. Build special GNU/Linux and Solaris libraries.
- * rs6000/eabi{,aix,le}.h (MULTILIB_DEFAULTS): Adapt to changes in
- t-ppcgas.
- * rs6000/(linux,sol2,sysv4,sysv4le).h (MULTILIB_DEFAULTS): Likewise.
-
-Tue Aug 13 11:36:02 1996 Jeffrey A Law (law@cygnus.com)
-
- * rs6000.c (handle_mac_pragma): Initialize "psize".
-
-Mon Aug 12 18:14:35 1996 Jim Wilson <wilson@cygnus.com>
-
- * gcc.c (used_arg): Initialize cnt to zero.
-
-Mon Aug 12 14:03:16 1996 Jim Wilson <wilson@cygnus.com>
-
- From Mike Stump:
- * sh.c (regno_reg_class): Change entry 23 from NO_REGS to GENERAL_REGS.
- (initial_elimination_offset): New variable live_regs_mask. Add
- code to handle RETURN_ADDRESS_POINTER_REGNUM.
- * sh.h (RAP_REG, RETURN_ADDRESS_POINTER_REGNUM): Define.
- (ELIMINABLE_REGS): Add RETURN_ADDRESS_POINTER_REGNUM support.
- (RETURN_ADDR_RTX): Define.
- (REGISTER_NAMES): Add rap.
-
- * iris5.h (DOLLARS_IN_IDENTIFIERS): Undefine.
-
- * m68kemb.h (LIB_SPEC): Always emit -lc.
-
-Mon Aug 12 12:30:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (rs6000_got_register): Test variable
- current_function_uses_pic_offset_table to see whether or not a GOT
- register has been created already.
-
- * Makefile.in (multilib.h): Move to stamp-mlib.
- (stamp-mlib): Use move-if-change to conditionally update
- multilib.h. Pass MULTILIB_EXTRA_OPTS to genmultilib.
- (STAGESTUFF): Add stamp-mlib.
- (mostlyclean): Delete tmp-mlib.h.
-
- * genmultilib: Take fifth argument for options to all multilib builds.
- Restructure output so we pass synonym switches and extra arguments
- separately, and not exponentially slow down genmultilib.
-
- * gcc.c (toplevel): Rearrange multilib support so we support passing
- synonyms separately from normal switches. Add support for passing
- additional switches for all multilib builds. Dump and restore value
- of MULTILIB_DEFAULTS.
- (setspec, process_command, main): Likewise.
- (used_arg,default_arg,print_multilib_info): Likewise.
-
-Mon Aug 12 07:46:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (expand_builtin, case BUILT_IN_SETJMP): Add test
- and call for nonlocal_goto_receiver pattern.
- * stmt.c (expand_end_bindings): Likewise.
-
- * stmt.c (expand_asm_operands): Fix off-by-one error when
- scanning constraints.
-
-Sun Aug 11 22:48:02 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * expr.c (store_expr): Handle COND_EXPR cleanups like expand_expr.
-
-Sun Aug 11 22:42:36 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * optabs.c (expand_abs): When OP0 and TARGET are the same
- pseudo register, it is safe to use TARGET.
-
- * local-alloc.c (reg_equiv_replace): New variable.
- (update_equiv_regs): Set reg_equiv_replacement for all REG_EQUIV
- notes encountered or generated.
-
-Sun Aug 11 22:27:14 1996 Scott Christley <scottc@net-community.com>
-
- * objc/hash.c (hash_is_key_in_hash): Function somehow got lost.
-
-Sun Aug 11 21:43:15 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * ginclude/stddef.h (__need_wint_t): Move #undef to right place.
-
-Sun Aug 11 17:46:22 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * c-decl.c (finish_struct): If pedantic, also warn if struct/union
- has no named members.
-
-Sun Aug 11 17:32:52 1996 Joel Sherrill <joel@OARcorp.com>
-
- * i386/rtems.h: Renamed from i386/i386-rtems.h
- * i960/rtems.h: Renamed from i960/i960-rtems.h
- * m68k/rtems.h: Renamed from m68k/m68k-rtems.h
- * rs6000/rtems.h: Renamed from rs6000/powerpc-rtems.h
- * sparc/rtems.h: Renamed from sparc/sparc-rtems.h
- * config/t-rtems: New file.
- * configure (i386-*-rtems*): Added t-rtems to tmake_file.
- Renamed i386/i386-rtems.h to i386/rtems.h.
- (i960-*-rtems*): Added t-rtems to tmake_file.
- Renamed i960/i960-rtems.h to i960/rtems.h.
- Added original tm.h file and dbxcoff.h.
- (m68k-*-rtems*): Added t-rtems to tmake_file.
- Renamed m68k/m68k-rtems.h to m68k/rtems.h.
- (powerpc-*-rtems*): Added t-rtems to tmake_file.
- Renamed rs6000/powerpc-rtems.h to rs6000/rtems.h.
- (sparc-*-rtems*): Added t-rtems to tmake_file.
- Renamed sparc/sparc-rtems.h to sparc/rtems.h.
-
-Fri Aug 9 16:05:13 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.md: (untyped_call) Avoid SIGFPE.
-
- * i386.c (output_float_compare): Don't try to initialize
- aggregate local variable; use assignment statements instead.
-
- * i386.h (RTX_COSTS): rtx_cost should pass two parameters.
-
- * i386/go32.h (ASM_OUTPUT_SECTION_NAME): New.
-
-Fri Aug 9 16:00:11 1996 Jim Wilson <wilson@cygnus.com>
-
- * winnt.c (gen_stdcall_suffix): Round parameter size to PARM_BOUNDARY.
-
-Thu Aug 8 17:42:35 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (output_toc): If we are emitting a reference to a
- vtable, don't put in the section name, just use the symbol.
-
-Wed Aug 7 19:03:36 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.md (casesi_jump): New pattern.
- (casesi): Generate RTL to match it.
-
-Wed Aug 7 14:10:07 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * ginclude/stddef.h (NULL): Use __null for G++.
-
-Tue Aug 6 17:37:53 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (STACK_BOUNDARY): Always define as 64.
- (ABI_STACK_BOUNDARY): Define as 64/128 based on the -mno-eabi
- switch.
-
- * rs6000.c (rs6000_stack_info): Use ABI_STACK_BOUNDARY, not
- STACK_BOUNDARY. Define ABI_STACK_BOUNDARY as STACK_BOUNDARY #ifndef.
-
-Tue Aug 6 14:29:43 1996 Doug Evans <dje@fallis.cygnus.com>
-
- * gen-protos.c (overrides): New static local.
- (add_hash,parse_fn_proto): New static functions.
- (main): Add prototypes from SYS_PROTO_OVERRIDES to hash table before
- parsing sys-protos.h. Reserve entry 0 in std_protos.
- * alpha.h (SYS_PROTO_OVERRIDES): Define.
-
-Mon Aug 5 16:53:36 1996 Doug Evans <dje@fallis.cygnus.com>
-
- * sparc/t-splet (MULTILIB_OPTIONS): Add mbroken-saverestore.
- (MULTILIB_DIRNAMES): Add brknsave.
-
- * stor-layout.c (layout_record): Correct overflow test for 0 sized
- fields.
-
-Mon Aug 5 16:12:19 1996 Jim Wilson <wilson@cygnus.com>
-
- * alpha.c (alpha_output_filename): When emitting stabs, don't
- disable them if using GNU as.
- (alpha_output_lineno): Likewise, when not using GNU as.
-
- * sh.c (arith_reg_operand): Reject SUBREG of an invalid hard reg.
-
- * sparc/lite.h (aoutos.h): Don't include it.
- * configure (sparclite-*-aout*): Add aoutos.h to tm_file.
-
-Sat Aug 3 23:13:55 1996 Jeffrey A Law (law@cygnus.com)
-
- * combine.c (rtx_equal_for_field_assignment_p): Check for
- get_last_value returning (CLOBBER (CONST_INT 0)).
-
-Sat Aug 3 20:19:14 1996 Jim Wilson <wilson@cygnus.com>
-
- * i960.md (subsi3+1): Handle case where first operand is constant
- but second operand is not.
-
- * m68k/vxm68k.h (WCHAR_TYPE_SIZE): Undef, then define to 16.
-
-Fri Aug 2 15:46:19 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa/pa-hpux.h (LINK_SPEC): Don't link in PA1.1 specific
- libraries when creating shared libraries.
- * pa/pa-hpux9.h, pa/pa-hpux10.h: Likewise.
-
-Fri Aug 2 13:36:42 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (output_float_compare): fcomi should be followed by the
- correct conditional jump instead of fcom/pfstsw/and/jne
- (override_options): Added -mbranch-cost to set BRANCH_COST.
-
- * i386.md (sgt+1,slt+1,sge+1,sle+1,bgt+1,blt+1,bge+1,ble+1,bleu+4)
- Added TARGET_CMOVE check for fcomi.
- (movsicc_1+1,movhicc_1+1): Added to handle the general case.
-
- * i386.h (i386_branch_cost, i386_branch_cost_string): Added.
-
-Fri Aug 2 11:53:55 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * sparc/vxsparc.h (CPP_PREDEFINES): Add `-DCPU=SPARC'.
-
-Thu Aug 1 23:56:01 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (ASM_OUTPUT_INT): Remove all hacks for exception table.
-
-Thu Aug 1 10:08:14 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
-
- * m68k.h (RTX_COSTS, case PLUS): Get operand order right.
-
-Wed Jul 31 15:06:46 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.md (negtf2,abstf2): Fix v9 case.
-
-Wed Jul 31 09:49:25 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (ASM_OUTPUT_INT): Use an 'E%' prefix for items in
- the exception table if TARGET_GAS && ! TARGET_PORTABLE_RUNTIME.
-
-Tue Jul 30 15:37:31 1996 Jim Wilson <wilson@cygnus.com>
-
- * i386/cygwin32.h (dbxcoff.h): Include.
- (DBX_DEBUGGING_INFO, SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
- Move definitions before include of dbxcoff.h.
- (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_MAIN_SOURCE_FILE_END): Delete.
- (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_FUNCTION_FIRST): Delete.
-
-Tue Jul 30 15:03:53 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
-
- * i960.md (eq reg (const_int 0)): New pattern.
-
-Tue Jul 30 11:15:44 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (RETURN_ADDR_RTX): Offset is -20 from the frame, not +20!
-
-Mon Jul 29 12:16:17 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix thinko in last change.
-
-Fri Jul 26 18:19:47 1996 Doug Evans <dje@cygnus.com>
-
- * dwarfout.c (output_bound_representation): Fix typo.
-
-Thu Jul 25 16:00:10 1996 Mike Stump <mrs@cygnus.com>
-
- * expr.c (do_jump, case TRUTH_ORIF_EXPR): Ensure end of an
- exception region comes after its start.
- (do_jump, case TRUTH_ANDIF_EXPR): Likewise.
-
-Thu Jul 25 13:36:42 1996 Stan Cox <coxs@equinox>
-
- * i386.c (output_float_compare): Added support for Pentium Pro
- fcomi instruction which sets EFLAGS instead of FPU Status Word.
-
-Wed Jul 24 21:48:08 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * cse.c (canon_hash, cse_insn): MEM is not unchanging if it is
- in the frame (since the temp slot might be reused).
-
-Wed Jul 24 17:34:06 1996 J"orn Rennecke (amylaar@cygnus.com)
-
- * sh.md (branch_true, branch_false, inverse_branch_true): Express
- tests of the T bit as comparisons against zero, rather than one.
- (inverse_branch_false, beq, bne, bgt, blt, ble, bge, bgtu): Likewise.
- (bltu, bgeu, bleu, casesi): Likewise.
-
-Wed Jul 24 15:58:06 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.md: (mov{sf,df,xf}cc{,_1}): New patterns for P6 FP cmove.
- * i386.c (put_condition_code, print_operand, output_fp_cc0_set):
- Support fcmov suffixes.
-
-Wed Jul 24 10:53:38 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (move_operand): Relax "mode" test. Allow scaled
- indexed addressing modes.
- (output_fp_move_double): Tweak output strings to work with updated
- 'F' and 'M' output modifiers.
- (print_operand): Collapse 'F' and 'M' into a single hunk of code.
- For auto-increment modes output "s,ma" and "s,mb".
- For scaled indexing modes output "x,s"
- For other addresses, output nothing for 'M' and "s" for 'F'.
- * pa.h (EXTRA_CONSTRAINT): Don't accept scaled indexed addresses
- for 'Q' and 'T'. Do accept scaled indexed addresses for 'R'.
- (GO_IF_LEGITIMATE_ADDRESS): Accept scaled indexed addresses
- for SFmode and DFmode.
- * pa.md: Remove all scaled indexed load patterns.
- (movsi patterns): Accept scaled indexed addresses in some
- cases. Update output strings for updated 'M' and 'F' output modifiers.
- (movhi, movqi, movsf, movdf, movdi patterns): Likewise.
-
-Tue Jul 23 23:10:41 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.h (struct tree_int_cst): Add field for TREE_CST_RTL.
- * varasm.c (decode_addr_const, output_constant_def): AllowINTEGER_CST.
-
-Tue Jul 23 16:42:09 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.c (reg_unused_after): Handle JUMP_INSN inside a sequence.
-
-Tue Jul 23 16:33:25 1996 Mike Stump <mrs@cygnus.com>
-
- * Make exception handling work better when optimizations are on.
- * except.c, except.h: New files.
- * Makefile.in (OBJS): Add except.o.
- (except.o): Add.
- (stmt.o, final.o): Add except.h.
- * rtl.c (note_insn_name): Add NOTE_INSN_EH_REGION_{BEG,END}.
- * rtl.h: Likewise.
- * arm.h (MASK_RETURN_ADDR): Define.
- * pa.h (MASK_RETURN_ADDR, RETURN_ADDR_RTX): New macros.
- * sparc.h (DOESNT_NEED_UNWINDER): Define if not doing a flat function.
- * mips.h (RETURN_ADDR_RTX): Improve.
- * vax.h (RETURN_ADDR_RTX): Improve.
- * toplev.c (rest_of_compilation): Use find_handler_labels.
- (main, interim_eh{,_hook}): Remove interim_eh_hook support.
- (flag_exceptions): New flag; also add to table.
- (compile_file): Emit the exception table in the backend now.
- * final.c (final_scan_insn): Support ASM_OUTPUT_EH_REGION_{BEG,END}.
- (final_scan_insn): Redo handler labels, implement
- NOTE_INSN_EH_REGION_BEG and NOTE_INSN_EH_REGION_END and use them
- instead of CODE_LABELs.
- (final): Add call to check_handler_labels.
- * libgcc2.c (L_eh): Add support for EH_TABLE_LOOKUP.
- * sparc.md (return): Add a reference to the return address register.
- * flow.c (find_basic_blocks): Add support for handler_labels.
- * loop.c (find_and_verify_loops): Likewise.
- * jump.c (jump_optimize): Likewise.
- Add call to check_handler_labels. Add call to exception_optimize.
- * sched.c (sched_analyze): Smuggle exception region notes around.
- (unlink_notes, reemit_notes, schedule_block): Likewise.
- (sched_analyze): Add extra element since we remove two at a time.
- * integrate.c (save_for_inline_copying): Add support for exception
- regions.
- (expand_inline_function): Likewise.
- (function_cannot_inline_p): Don't inline functions that have EH
- regions before NOTE_INSN_FUNCTION_BEG.
- (finish_inline): Use FIRST_FUNCTION_INSN, not NEXT_INSN.
- * function.c (expand_start_all_catch): New function.
- * function.h: Add exception handling support information.
- * expr.c (expand_expr, {defer,expand}_cleanups_to, do_jump): Transform
- interim_eh_hook into calls to expand_ehregion_{start,end}.
- * stmt.c (expand_{decl_cleanup,cleanups}): Likewise.
- (init_stmt_for_function): Call init_eh.
- (save_stmt_status): Call save_eh_status.
- (restore_stmt_status): Call restore_eh_status.
- * expr.h (throw_libfunc): Add.
- * optabs.c (throw_libfunc): Initialize.
- * print-rtl.c (print_rtx): Add support for exception regions.
- * rs6000.c (EXCEPTION_SECTION): Define.
- * output.h (exception_section): Declare.
- * varasm.c (exception_section): Define.
- * i386.c, i960.c, rs6000.c: Include except.h for function.h.
- * c-pragma.c, emit-rtl.c, expr.c, final.c, flow.c: Include except.h.
- * function.c, integrate.c, jump.c, loop.c, objc-act.c: Likewise.
- * stmt.c, stor-layout.c, toplev.c, tree.c, varasm.c: Likewise.
-
-Tue Jul 23 12:32:54 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (rs6000_replace_regno): Set pic_offset_table_rtx so
- that other phases will use the PIC register instead of the
- placeholder.
-
- * rs6000.md (movsi_got*): Eliminate -fPIC code, keep -fpic code.
- (movsi): Only call movsi_got if -fpic, not -fPIC.
-
- * sysv4.h (OVERRIDE_OPTIONS): Improve error messages. Always set
- -msdata=data by default, even if -fpic/-fPIC/-mrelocatable. Treat
- -fPIC the same as -mrelocatable-lib and vica versa.
-
- * t-ppcgas: (MULTILIB_*): Use -mreloctable-lib, instead of
- -mrelocatable. Map Solaris into mcall-sysv-noeabi case. Build
- -mrelocatable-lib libraries under non-eabi case. When linking, if
- -fpic, -fPIC, or -shared, link in the -mrelocatable-lib libraries.
-
-Mon Jul 22 19:34:20 1996 Jim Wilson <wilson@cygnus.com>
-
- * iris6.h (ASM_SPEC): Change {% to %{.
-
- * dwarf2out.c (output_call_frame_info): Change FDE CIE offset to
- be section name rather than 0.
- (gen_subprogram_die): Only emit DW_AT_external if origin is NULL.
- Only call equate_decl_number_to_die if origin is NULL.
- (dwarfout_begin_function): In code that computes offset of frame
- pointer, change 4 to UNITS_PER_WORD.
-
- * combine.c (undo_all): Clear previous_undos field.
-
-Mon Jul 22 19:10:45 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * configure: Don't change target_alias to target in Makefile.
-
-Sat Jul 20 09:28:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * dwarfout.c (output_bound_representation): Treat default case
- as variable bounds, then look inside for SAVE_EXPR.
-
- * mips.h (INITIALIZE_TRAMPOLINE): Use `_flush_cache'; flush data
- cache too.
-
-Sat Jul 20 09:24:13 1996 Marco Walther (Marco.Walther@mch.sni.de).
-
- * configure (mips-sni-sysv4): New target.
- * mips/sni-gas.h, mips/sni-svr4.h, mips/x-sni-svr4: New files.
-
-Fri Jul 19 17:44:13 1996 Stan Coxs <coxs@dg-rtp.dg.com>
-
- * i386.md: (leave): Clobbers esp and ebp.
-
- * i386.h: (TARGET_USE_Q_REG): Support inline strlen on PentiumPro
-
-Fri Jul 19 15:56:18 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * m68k/t-m68kbare (MULTILIB_OPTIONS): Add m5200.
- (MULTILIB_EXCEPTIONS): Define.
- * m68k/lb1sf68.asm: Add MCF5200 support.
- * m68k.md (adddi_sexthishl32): Set condition to !TARGET_5200.
- (subdi_sexthishl32, ashrdi3, ashrhi3): Likewise.
- (negdi2): Change into define_expand.
- (negdi2_internal): Rename from old negdi2; condition now !TARGET_5200.
- (negdi2_5200): New insn.
- * m68k.c (output_function_prologue): Don't use add.w if TARGET_5200.
- (output_function_epilogue): Likewise.
-
- * m68k.md (movqi): Remove complex cases which move between address reg
- and memory; rely on secondary reloads instead.
-
-Fri Jul 19 12:22:50 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * fixproto (std_files): Add utime.h.
-
-Fri Jul 19 10:59:46 1996 Jeffrey A Law (law@cygnus.com)
-
- * m68k/m68kemb.h: Remove '\' at EOF.
-
-Fri Jul 19 09:59:00 1996 Joel Sherrill <joel@OARcorp.com>
-
- * m68k/coff.h (STARTFILE_SPEC): Add #undef before definition.
-
-Fri Jul 19 09:44:45 1996 J.T. Conklin <jtc@rtl.cygnus.com>
-
- * m68k.h (LEGITIMATE_INDEX_P): Coldfire does not have scale
- by 8 addressing modes.
-
- * m68k-none.h: Use MASK_* macros instead of explicit constants.
-
-Fri Jul 19 09:08:53 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k.md (negdi2): Undo last change: don't apply neg to address regs.
-
-Fri Jul 19 09:03:01 1996 Robert Wilhelm (rwilhelm@Physik.TU-Muenchen.DE)
-
- * toplev.c (main): Correct typo in error message.
-
-Thu Jul 18 20:29:33 1996 Jim Wilson <wilson@cygnus.com>
-
- * Makefile.in (OBJS): Add dwarf2out.o.
- (dwarf2out.o): New rule.
- * dwarf2.h, dwarf2out.c: New files.
- * dwarfout.c: Check DWARF_VERSION macro.
-
- * mips/iris6.h (DWARF_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
- Move after header files are included.
- (iris5.h): Include instead of iris5gas.h.
- (MACHINE_TYPE): Change 5.x to 6.x.
- (DEBUG_SECTION, LINE_SECTION): Add debug_ to name, fix attributes.
- (SFNAMES_SECTION, SRCINFO_SECTION, MACINFO_SECTION, PUBNAMES_SECTION,
- ARANGES_SECTION): Fix attributes.
- (DWARF_VERSION, MIPS_DEBUGGING_INFO, ASM_DECLARE_FUNCTION_NAME,
- ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED,
- FRAME_SECTION, ABBREV_SECTION): Define.
- (DBX_DEBUGGING_INFO, SDB_DEBUGGING_INFO, MIPS_DEBUGGING_INFO,
- DWARF_DEBUGGING_INFO, PREFERRED_DEBUGGING_INFO): Delete undefs at
- end of file.
- * mips.c (function_{pro,epi}logue): Use FUNCTION_NAME_ALREADY_DECLARED.
-
-Thu Jul 18 19:24:19 1996 David Mosberger-Tang <davidm@azstarnet.com>
-
- * alpha/elf.h (INT_ASM_OP): Change from ".long" to ".quad".
-
-Thu Jul 18 19:20:58 1996 Ulrich Drepper <drepper@myware.rz.uni-karlsruhe.de>
-
- * stddef.h: Undefine __need_wint_t.
-
-Thu Jul 18 19:06:35 1996 J.T. Conklin <jtc@hippo.cygnus.com>
-
- * longlong.h (mc680x0): Define umul_ppmm, udiv_qrnnd, sdiv_qrnnd
- for the '020, '030, '040, and '332. Define count_leading_zeros
- for the '020, '030, '040, and '060.
-
- * m68k.md: Add TARGET_5200 to conditions which determine whether
- the extbl instruction is emitted.
- (mulsi3): Enable pattern with TARGET_5200.
-
- * m68k.md (add patterns): Don't use two addqw instructions when
- adding small (8 < N <= 16) integers to address registers on 68040.
-
-Thu Jul 18 18:06:15 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure: Write target_alias in Makefile.
- (i[3456]86-*-sco3.2v4*): Set truncate_target.
- * Makefile.in (target_alias): New and used for all current uses
- of `target'.
-
-Thu Jul 18 17:46:02 1996 Dave Love <d.love@dl.ac.uk>
-
- * gcc.c (default_compilers): Extra Fortran extensions.
-
-Wed Jul 17 10:28:10 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
-
- * expmed.c (expand_mult_highpart): Revert last change.
-
-Tue Jul 16 12:51:59 1996 Doug Evans <dje@cygnus.com>
-
- * sparc/sparc-rtems.h: #include "sparc/sparc-aout.h" -> sparc/aout.h.
-
-Mon Jul 15 14:42:06 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips/iris6.h (LINK_SPEC): Add -woff 84.
-
-Fri Jul 12 17:34:01 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/eabi.asm (__eabi): Convert pointers in the Global Offset
- Table if -mrelocatable. Move loops into separate subroutines for
- ease of debugging. Reorganize code somewhat.
-
- * rs6000/rs6000.c (small_data_operand): Allow small data under
- Solaris.
-
- * rs6000/sol-c0.c (_start): Initialize r13 to point to the small
- data operand.
-
- * rs6000/sol-c{i,n}.asm (_init, _fini): Enable shared library
- support.
-
- * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Default to
- -msdata=data, even if -fpic or -mrelocatable. Allow -mrelocatable
- and -mno-eabi.
- (CPP_SYSV_SPEC): If -fpic, define __PIC__ and __pic__ to 1. If
- -fPIC, define them to 2.
- (CPP_ENDIAN_SPEC): Push definition of macros for specific endian
- targets to new specs.
- (CPP_ENDIAN_DEFAULT_SPEC): Define to use CPP_ENDIAN_BIG_SPEC.
- (CPP_ENDIAN_{LITTLE,BIG,SOLARIS}_SPEC): New specs for little
- endian mode, big endian mode, and Solaris, which can't define
- _LITTLE_ENDIAN. Define __LITTLE_ENDIAN__ in all cases for little
- endian systems. Define __BIG_ENDIAN__ in all cases for big endian
- systems.
- (SUBTARGET_EXTRA_SPECS): Add new specs.
-
- * rs6000/{eabile,sysv4le}.h (CPP_ENDIAN_DEFAULT_SPEC): Define to
- use CPP_ENDIAN_LITTLE_SPEC.
-
- * rs6000/sol2.h (CPP_ENDIAN_LITTLE_SPEC): Define as
- CPP_ENDIAN_SOLARIS_SPEC so that _LITTLE_ENDIAN is not define.
-
-Fri Jul 12 17:34:01 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.c (function_arg): Add IBM AIX XL compiler broken FP arg
- passing compatibility mode.
- * rs6000.h (TARGET_XL_CALL): Define default.
- * aix3newas.h (TARGET_XL_CALL, SUBTARGET_SWITCHES): Define.
- * aix41.h (TARGET_XL_CALL, SUBTARGET_SWITCHES): Define.
-
-Fri Jul 12 15:04:43 1996 Doug Evans <dje@cygnus.com>
-
- * arm.h (ASM_OUTPUT_MI_THUNK): Handle fns returning structures.
-
- * ptx4.h ({ASM,LINK}_SPEC): %{V} %{v:%{!V:-V}} -> %{v:-V}.
- * svr4.h ({ASM,LINK}_SPEC): Likewise.
- * dsp16xx/dsp16xx.h ({ASM,LINK}_SPEC): Likewise.
- * i386/dgux.h (LINK_SPEC): Likewise.
- * i386/sol2.h (LINK_SPEC): Likewise.
- * m88k/dgux.h ({LINK,ASM_CPU}_SPEC): Likewise.
- * sparc/sol2.h ({ASM,LINK}_SPEC): Likewise.
- * sparc/sp64-elf.h ({ASM,LINK}_SPEC): Likewise.
- * sparc/sysv4.h (ASM_SPEC): Likewise.
-
-Thu Jul 11 17:29:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (GOT_TOC_REGNUM): New macro for r2, which is used as a
- marker for the GOT/TOC register to be allocated later.
- (MACHINE_DEPENDENT_REORG): Call rs6000_reorg.
- (rs6000_reorg): Add declaration.
-
- * rs6000.c (rs6000_got_register): Return REG 2, not a pseudo
- register in order to work with inlined functions.
- (rs6000_replace_regno): New function to replace a register with a
- new pseudo register.
- (rs6000_finalize_pic): Loop through all insns, replacing any
- GOT_TOC_REGNUM registers with new pseudo register, and adding
- initialization of GOT register if it was created.
- (rs6000_reorg): New function to check whether the GOT_TOC register
- marker was removed.
-
-Thu Jul 11 10:12:50 1996 Jeffrey A Law (law@cygnus.com)
-
- * h8300.h (OK_FOR_U): If generating H8/S code, accept
- SYMBOL_REF and SYMBOL_REF + CONST_INT.
-
- * h8300.c ({shift,rotate}_one): Emit tabs between opcode and
- operands to be consistent with the rest of the compiler.
- (shift_two, rotate_two): Define.
- (get_shift_alg): Accept new argument "assembler2_p" for
- rotate/shift by two insns. All callers changed. Rework
- to generate more efficient code on the H8/300, H8/300H, and H8/S.
- Try to simplify somewhat.
- (emit_a_shift): Use shift-by-two insns when they're available.
- Emit tabs between opcode and operands to be consistent with
- the rest of the compiler.
-
-Wed Jul 10 19:32:17 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips/iris6.h (ASM_SPEC): Correct typos in Jun 18 change.
-
-Wed Jul 10 18:56:38 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * sh.c (machine_dependent_reorg): When looking for instruction that
- sets register in LOG_LINKS, skip link if REG_NOTE_KIND is not zero.
-
-Wed Jul 10 15:02:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (rs6000_got_register): New function to return a pseudo
- register to hold the pic register. Abort if reload is in progress
- or done.
- (num_insns_constant): Allow SFmode and DFmode.
-
- * rs6000.h (CONST_DOUBLE_OK_FOR_LETTER_P): Redo 'G' so that it
- means a constant that takes exactly two insns.
- (rs6000_got_register): Add declaration.
-
- * rs6000.md (movsi_got): Move setup of pic register to
- rs6000_got_register.
- (movsf): If -msoft-float, don't force constants to memory.
- (mov{sf,df} insns): If soft floating point, allow any constant to
- be loaded. Add define_splits that allow the 604 to use both
- integer units for loading constants. Make sure insn length is
- correct.
-
-Tue Jul 9 17:05:10 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (easy_fp_constant): All FP constants are considered
- hard for -fpic and hardware floating point, so that the GOT
- register is created.
-
-Tue Jul 9 15:21:27 1996 Jim Wilson <wilson@cygnus.com>
-
- * x-iris6 (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
-
-Mon Jul 8 18:00:33 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.h (enum reg_class): Add new class GENERAL_FP_REGS.
- (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
-
- * cse.c (note_mem_written): Varying structure memory access with
- AND address can alias scalars.
- * sched.c ({true,anti,output}_dependence): Likewise.
-
- * sh.c (calc_live_regs): For pragma_interrupt case, exclude call
- clobbered regs that are fixed, explicitly add MACH_REG and MACL_REG.
-
- * calls.c (expand_call): For assign_stack_temp call in PARALLEL case,
- get mode from type instead of using BLKmode.
- * function.c (aggregate_value_p): If hard_function_value returns
- a non-REG, then return 0.
-
- * mips.c (function_arg): Add explicit checks for FIELD_DECLs.
- (mips_function_value): Add explicit checks for FIELD_DECLs, and save
- them in the array FIELDS. When returning structure with 1 float field,
- enclose it in a PARALLEL and set the PARALLEL mode correctly.
- * mips.md (call_value): Call gen_call_value_multiple_internal0
- only if there are multiple return values. Strip the PARALLEL off
- if there is only one return value.
-
-Mon Jul 8 16:27:33 1996 Jeffrey A. Law <law@cygnus.com>
-
- * First cut at support for the H8/S.
- * h8300.c (h8300_init_once): Handle the H8/S (treat it
- like the H8/300H).
- (dosize, adds_subs_operand, one_insn_adds_subs_operand): Likewise.
- (output_adds_subs, const_costs, print_operand): Likewise.
- (output_simode_bld, h8300_adjust_insn_length): Likewise.
- (push_order, pop_order): Reverse.
- (function_prologue): Try to use ldm.l and stm.l insns
- on the H8/S. Minor cleanups.
- (function_epilogue): Likewise.
- (asm_file_start): Emit ".h8300s" when compiling for the H8/S.
- * h8300/h8300.h (CPP_SPEC): Handle the H8/S.
- (TARGET_H8300S): New target.
- (TARGET_SWITCHES): Add "-ms" and "-mno-s".
- (BITS_PER_WORD): Handle the H8/S (treat it like the H8/300H).
- (UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY): Likewise.
- (BIGGEST_ALIGNMENT, BIGGEST_FIELD_ALIGNMENT): Likewise.
- (INITIALIZE_TRAMPOLINE, MOVE_MAX, Pmode): Likewise.
- * h8300.md: Handle H8/S just like H8/300H
- throughout the entire file.
- * t-h8300 (MULTILIB_OPTIONS): Build "-ms" libraries too.
- (MULTILIB_DIRNAMES): Put H8/S libraries in "h8300s" directory.
- * h8300/lib1funcs.asm: Emit ".h8300s" pseudo-op when generating
- h8300s object files. Otherwise treat the H8/S just like the H8/300H.
- * ginclude/stdarg.h: Handle the H8/S.
- * ginclude/varargs.h: Likewise.
-
-Mon Jul 8 14:50:58 1996 Doug Evans <dje@cygnus.com>
-
- * sparc/sol2.h (LINK_SPEC): Don't pass `-z text' if
- -shared -mimpure-text.
-
-Sun Jul 7 18:03:46 1996 Torbjorn Granlund <tege@noisy.tmg.se>
-
- * m68k/lb1sf68.asm (__udivsi3): Use faster tstw instead of btst.
-
-Thu Jul 4 11:44:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (get_inner_reference): Delete using alternate mode for
- bitfield; we don't make bitfields anymore if not needed.
-
-Wed Jul 3 18:23:17 1996 Stephen L Moshier (moshier@world.std.com)
-
- * c-common.c (record_function_format): Define as static.
-
- * collect2.c (at SUNOS4_SHARED_LIBRARIES): Fix reference to unistd.h.
-
-Wed Jul 3 17:35:20 1996 Gavin Koch <gavin@cygnus.com>
-
- * c-typeck.c (default_conversion): Add bitfield promotions.
-
-Wed Jul 3 17:09:22 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * gcc.c (default_compilers): Add null entries for languages we
- heard of.
- (main): If found one of those entries, say compiler not installed.
-
-Wed Jul 3 12:52:53 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.c (fmpy_operands): Define.
- (combinable_{fmpy,add,fsub}): New function.
- * pa.md (parallel_addb, parallel_movb): New patterns.
- (fmpyadd, fmpysub): New patterns.
-
- * pa.c (fmpy{add,sub}operands): Tighten checks. Allow SFmode.
-
-Tue Jul 2 18:57:15 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.c (ireg_or_int5_operand): New function.
- (output_parallel_movb, output_parallel_addb): Likewise.
- (combinable_copy, combinable_add, following_call): Likewise.
- (pa_adjust_insn_length): Handle parallel unconditional branches.
- (output_movb): Handle case were destination is %sar.
- * pa.h: Declare new functions.
- * pa.md (parallel_branch): New "type" attribute.
- (delay slot descriptions): Don't allow "parallel_branches" in
- delay slots. Fill "parallel_branches" like "branch" insns.
- (movb patterns): Handle %sar as destination register.
-
- * expr.c (compare): If function pointers need canonicalization
- before comparisons, canonicalize them.
- (do_store_flag): Do not use an sCC insn for a function pointer
- comparison if function pointers need canonicalization before
- comparing.
-
-Tue Jul 2 17:56:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h ({START,END}FILE_LINUX_SPEC): If -mnewlib is not
- used, use the crtbegin/crtend that 2.7.2 used.
-
-Sat Jun 29 07:10:02 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (INIT_EXPANDERS): Define, call rs6000_init_expanders.
- (RS6000_VARARGS_OFFSET): fpmem area no longer next to outgoing
- argument area.
- (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Likewise.
- (frame_pointer_needed): Add external declaration.
- (rs6000_{save,restore}_machine_status): Ditto.
- (rs6000_init_expanders): Likewise.
-
- * rs6000.c (rs6000_{save,restore}_machine_status): New functions
- to save and restore the globals needed on a per function basis.
- (rs6000_init_expanders): Initialize globals needed on a per
- function basis, and set up so the above save/restore functions are
- called when processing nested functions.
- (output_epilog): Don't initialize per function globals here.
- (rs6000_stack_info): Change where fpmem save area is to below local
- variables, and not just below the outgoing argument area.
-
- * rs6000.md (floatsidf2*, fix_truncdfsi2*): Rewrite conversion
- routines to track new location of the fpmem save area. Allocate a
- new base register temp for the routines in case the stack frame is
- more than 32k in size.
-
-Sat Jun 29 05:44:37 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * explow.c (convert_memory_address, case PLUS): Fix error in
- last change.
-
-Fri Jun 28 23:30:48 1996 Jeffrey A. Law <law@cygnus.com>
-
- * reload1.c (choose_reload_regs): Properly mark spill registers
- as in use for inherited reloads.
-
-Fri Jun 28 18:37:20 1996 Stephen L Moshier <moshier@world.std.com>
-
- * objc/sarray.c (ifdef __alpha__): Don't declare `free'.
- * objc/thr-decosf1.c (objc_thread_id): Use pthread_getunique_np
- to obtain a thread ID value.
- (objc_mutex_allocate): Cast mutex->owner to _objc_thread_t.
- (objc_mutex_{deallocate,unlock}): Likewise.
- (objc_mutex_{try,un,}lock): Declare thread_id as _objc_thread_t.
-
- * real.c (asctoeg): `0.0eX' is zero, regardless of the exponent X.
-
-Fri Jun 28 18:33:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * vax.md (rotl): Remove extraneous `$'.
-
- * combine.c (previous_num_undos): Deleted variable.
- (MAX_UNDO): Deleted macro.
- (struct undo): New field, next.
- (struct undobuf): Deleted num_undos and undo.
- New fields undos, frees, and previous_undos.
- (SUBST, SUBST_INT): Rework to allocate memory and chain undo entries.
- (combine_instructions): Initialize undobuf.{undos,previous_undos},
- not undobuf.num_undo and previous_num_undos.
- (try_combine): Likewise.
- (undo_all, gen_rtx_combine): Rework to use new data structures.
-
-Fri Jun 28 16:48:25 1996 Scott Christley <scottc@net-community.com>
-
- * objc/sendmsg.c (__objc_block_forward): New function.
- (get_imp, objc_msg_lookup): Use different forwarding function
- when the returning a floating point value.
-
-Fri Jun 28 16:25:25 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * configure: Allow multiple makefile frags.
- (i[3456]86-*-linux*oldld*): Add i386/t-crtstuff as target frag.
- (i[3456]86-*-linux*aout*, i[3456]86-*-linux*): Likewise.
- (m68k-*-linux*aout*): Add t-linux-aout as target frag.
- (m68k-*-linux*): Add t-linux as target frag.
- * Makefile.in (Makefile): xmake_file and tmake_file now already
- contain the $(srcdir)/config prefix.
-
- * config/t-linux (BOOT_CFLAGS): Removed, no longer necessary.
- (CRTSTUFF_T_CFLAGS): Don't define.
- (CRTSTUFF_T_CFLAGS_S): Define this instead.
- * config/t-linux-aout (BOOT_CFLAGS): Removed.
- * m68k/t-linux: Remove variables now in t-linux.
-
-Fri Jun 28 15:06:05 1996 John F. Carr <jfc@mit.edu>
-
- * alpha.c (alpha_emit_conditional_move): Emit correct code when
- incoming comparison code is NE.
-
-Fri Jun 28 14:35:45 1996 J.T. Conklin <jtc@hippo.cygnus.com>
-
- * c-decl.c (init_decl_processing): Register __builtin_memset
- and memset as builtin functions.
- * expr.c (expand_builtin, case BUILTIN_MEMSET): Open code memset
- where val == 0.
-
-Fri Jun 28 14:10:03 1996 Richard Henderson <rth@tamu.edu>
-
- * alpha/linux.h (FUNCTION_PROFILER): _mcount has non-standard linkage.
- * alpha/elf.h (LINK_SPEC): Bring emulation name into sync
- with Cygnus snapshot.
-
- * alpha.h ({MASK,TARGET}_BUILD_CONSTANTS): New macros.
- (TARGET_SWITCHES): New target option build-constants.
- * alpha.c (alpha_emit_set_long_const): New function.
- * alpha.md (movdi): Call it.
- * expmed.c (expand_mult_highpart): Use op1 not wide_op1 in
- expansion of mul_highpart.
-
- * alpha.c (output_{pro,epi}log): Flag_inhibit_size_directive
- should supress .ent, .end, and accompanying directives.
- (alpha_output_lineno): Fix polarity on GAS test.
- * alpha.h (NO_DBX_FUNCTION_END): New macro.
- * dbxout.c (dbxout_function): Respect NO_DBX_FUNCTION_END.
- * alpha/elf.h: New file.
- * alpha/linux.h (INITIALIZE_TRAMPOLINE): New definition.
- * alpha/xm-linux.h (HAVE_STRERROR): Define.
- * configure (alpha*-linux*ecoff*): New target, was alpha-*-linux*.
- (alpha-*-linux*): Use elf.h.
- * crtstuff.c (init_dummy): Only i386-linux (at most)
- needs ___brk_addr hack.
-
-Thu Jun 27 20:23:30 1996 Jon Buller (jonb@metronet.com)
-
- * ns32k.c (split_di): New; from i386.c.
- * ns32k.md (adddi3, subdi3, negdi3): New patterns.
-
-Thu Jun 27 19:42:50 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (force_to_mode, case NE): Fix typo and logical error.
- (simplify_comparison): Don't swap args if op1 is CONST_INT.
-
-Thu Jun 27 18:49:35 1996 Jim Wilson <wilson@cygnus.com>
-
- * expmed.c (extract_bit_field): Check TRULY_NOOP_TRUNCATION before
- making a SUBREG of a REG.
-
-Thu Jun 27 11:03:59 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.h (CC1_SPEC): Put spaces between the -mips* cases.
- * mips/osfrose.h (CC1_SPEC): Likewise.
-
- * sh.c (output_branch): Don't call ADJUST_INSN_LENGTH if insn is
- inside sequence.
-
-Wed Jun 26 19:09:43 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.h (CMP_PSI): Delete.
- (FUNCTION_POINTER_COMPARISON_MODE): Likewise.
- * pa.md (cmppsi): Delete expander.
- (canonicalize_funcptr_for_compare): Renamed from plabel_dereference,
- turned into an expander + anonymous pattern.
-
-Tue Jun 25 22:36:11 1996 Doug Evans <dje@seba.cygnus.com>
-
- * gcc.c (PEXECUTE_VERBOSE): Define.
- (execute): Pass PEXECUTE_VERBOSE to pexecute if -v.
-
-Tue Jun 25 12:23:54 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (FINALIZE_PIC): Define to call rs6000_finalize_pic.
- (rs6000_finalize_pic): Add declaration.
- (svr4_traceback): Delete unused declaration.
-
- * rs6000.md (movsi_got): Don't emit gen_init_v4_pic insn.
- (V.4 call insns): Do not use @plt for PIC calls.
-
- * rs6000.c (print_operand_address): Handle LABEL_REF just like
- SYMBOL_REF.
- (rs6000_finalize_pic): Define, emit the gen_init_v4_pic insn
- before all other insns if needed for V.4 PIC calls.
-
- * eabi-ci.asm (_GLOBAL_OFFSET_TABLE_): Do not provide a default
- definition, since it interferes with the linker generated version.
-
-Tue Jun 25 01:17:50 1996 Jeffrey A. Law <law@cygnsu.com>
-
- * h8300.c (function_prologue): Update "monitor" prologues.
- (function_epilogue): Similarly.
-
- * pa.h (PARSE_LDD_OUTPUT): Handle dynamic libraries that are
- loaded "statically".
-
-Mon Jun 24 19:48:36 1996 Joel Sherrill <joel@merlin.gcs.redstone.army.mil>
-
- * configure ({i386,i960,m68k,powerpc,sparc}-rtems): New targets.
- * i386/go32-rtems.h, i386/i386-rtems.h: New files.
- * i960/i960-rtems.h: New file.
- * m68k/m68k-rtems.h: New file.
- * rs6000/powerpc-rtems.h: New file.
- * sparc/sparc-rtems.h: New file.
-
-Mon Jun 24 23:09:22 1996 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c: (create_definition): Diagnose `#define #' only once.
-
-Mon Jun 24 11:42:58 1996 Jim Wilson <wilson@cygnus.com>
-
- * i386/cygwin32.h, rs6000/cygwin32.h (CPP_PREDEFINES): For consistency,
- change to define WIN32, WINNT, and CYGWIN32.
-
-Mon Jun 24 10:46:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (floatsidf2*): Move the xor of the argument into the
- define_insn, since it confuses inline function expands.
-
-Fri Jun 21 20:40:17 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips.md (call_internal1, call_value_internal1): Delete obsolete code.
- (call_internal2, call_value_internal2, call_value_multiple_internal2):
- Delete obsolete code. Explicitly load SYMBOL_REF into register.
- (call_value): Change Pmode to SImode in gen_call_value_internal0 call.
-
-Thu Jun 20 12:20:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * configure (*-aix*): If building a cross compiler, use t-xnewas
- instead of t-newas.
-
- * rs6000.c (num_insns_constant_wide): Fix typo if HOST_WIDE_INT
- has more than 32 bits.
-
-Wed Jun 19 17:50:33 1996 Richard Henderson <richard@atheist.tamu.edu>
-
- * combine.c (move_deaths): New parameter maybe_kill_insn.
- Don't move note if reg killed by maybe_kill_insn.
- (try_combine): Pass new arg to move_deaths.
-
-Wed Jun 19 10:44:47 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * toplev.c (flag_keep_static_consts): Define.
- (f_options): Add "keep-static-consts" entry.
- (compile_file): Check it in addition to !optimize for emitting
- static const variables.
-
-Tue Jun 18 23:37:20 1996 Doug Evans <dje@cygnus.com>
-
- * i386/cygwin32.h (ASM_OUTPUT_SOURCE_LINE): Local symbols begin with L.
-
-Tue Jun 18 12:00:11 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * varasm.c (asm_output_aligned_bss): Don't emit a skip of size 0.
-
-Tue Jun 18 06:24:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * integrate.c (expand_inline_function): Add missing call to
- force_operand when getting structure_value_addr into reg.
-
- * alpha.c (override_options): Allow EV4/5 or 21064/21164 for cpu.
- Clean up handling of floating-point options.
- * alpha.h (TARGET_SWITCHES): Have all -mieee options turn
- on MASK_IEEE_CONFORMANT.
- (TARGET_DEFAULT): Use symbolic value.
- * alpha.md: When not involving named pattern, update condition
- to include alpha_tp != ALPHA_TP_INSN.
- Don't do float_extend as part of other pattern when ALPHA_TP_INSN.
- (extendsfsd2): Split into two patterns, depending on
- value of alpha_tp.
-
- * mips/iris6.h (ASM_SPEC): Treat -o32 as -32 and -n64 same as -64.
- * mips.c (override_options): Likewise.
-
- * genattrtab.c (fatal): Declare A1 and A2 as char *.
-
- * function.c (find_temp_slot_from_address): Check for overlap
- from BASE_OFFSET if X is PLUS of virtual_stack_vars_rtx and const.
-
- * flow.c (flow_analysis): Fix typo in last change.
-
- * expr.c (expand_builtin, case BUILT_IN_{SET,LONG}JMP): Properly
- handle case when ptr_mode != Pmode.
-
- * combine.c (try_combine): Don't use split if dest of new I2
- is used between I2 and I3.
-
- * c-typeck.c (pointer_int_sum): Convert integer to both signedness
- and precision of sizetype.
- * explow.c (convert_memory_address, case PLUS, MULT): Don't commute
- operation with extension if not adding small integer.
-
- * Makefile.in (BOOT_LANGUAGES): New variable.
- (bootstrap): Use it to select languages for stage1.
- * configure (extra_host_objs): New variable.
- Separate files needed for target and host and concatenate list.
- (extra_gcc_objs): Use setting for host, not target.
- (objc_thread_file): Start with it as null, then don't include "thr-".
- Print name of file after others and in same format.
- (alpha-*-winnt*, i[3456]86-*-winnt): oldnames.o is in extra_host_objs.
- (all_boot_languages): New variable.
- Set from boot_language variable in config-lang.in.
- Defines value of BOOT_LANGUAGES in Makefile.
- (Makefile): Set target to the canonical form of target.
-
-Mon Jun 17 22:37:07 1996 Mike Meissner <meissner@rtl.cygnus.com>
-
- * rs6000/win-nt.h (ASM_DECLARE_FUNCTION_NAME): Put function
- descriptor in .reldata, not .text.
-
-Mon Jun 17 16:05:34 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * ginclude/stddef.h (wint_t): Don't wrap with #ifndef __cplusplus.
-
-Mon Jun 17 15:03:20 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (mips_split_addresses): New variable.
- (simple_memory_operand): Add comment about mode check. Add check
- for LO_SUM.
- (call_insn_operand): OP is now an addresses instead of a MEM.
- (move_operand, mips_check_split): New functions.
- (mips_count_memory_refs): Add check for LO_SUM.
- (mips_move_1word): Add HIGH support.
- (mips_address_cost): Delete check for HIGH.
- (output_block_move): Handle LO_SUM addresses.
- (override_options): Set mips_split_addresses.
- (print_operand_address): Add LO_SUM support.
- * mips.h (mips_split_addresses, mips_check_split, move_operand):
- New declarations
- (GO_IF_LEGITIMATE_ADDRESS): Reject constant addresses when
- mips_split_addresses is TRUE. Add LO_SUM support.
- (LEGITIMIZE_ADDRESS): Add LO_SUM support.
- (PREDICATE_CODES): Modify call_insn_operand support. Add
- move_operand.
- * mips.md (memory): Change r4100/r4300 support.
- (imuldiv): Add r4300 support.
- (high, low): New patterns.
- (movsi, movdi): Add LO_SUM support.
- (movsi_internal1, movsi_internal2): Use move_operand instead of
- general_operand.
- (movstrsi_internal, movstrsi_internal2): Delete R constraint.
- (call, call_value): Pass address instead of MEM to call_insn_operand.
- Call gen_call_{value_}internal0 instead of internal1.
- (call_internal0, call_value_internal0, call_multiple_internal0):
- New patterns.
- (call_internal1, call_internal2, call_value_internal1,
- call_value_internal2, call_value_multiple_internal2): Add explicit
- MEM before target address.
-
-Sun Jun 16 23:05:16 1996 Jeffrey A. Law <law@cygnus.com>
-
- * configure (hppa*-hp-hpux10*): Use new pa-hpux10 configuration file.
- (hppa*-hp-hpux*): Use hpux9 configuration files by default.
- * pa/pa-hpux10.h: New file.
- * pa/pa-ghpux9.h: Deleted. No longer used.
-
-Sat Jun 15 04:35:51 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
-
- * i386/gnu.h (LINK_SPEC): Remove -rpath /lib/ option.
- Ignore -ibcs option.
-
-Thu Jun 13 14:49:41 1996 Jim Wilson <wilson@cygnus.com>
-
- * gen-protos.c (main): Change argv[i] to argv[0][i].
-
-Thu Jun 13 10:46:24 1996 Doug Evans <dje@cygnus.com>
-
- * gcc.c (pfatal_pexecute): Delete code to check errno < sys_nerr.
-
-Wed Jun 12 21:47:10 1996 Eliot Dresselhaus <dresselh@rft30.nas.nasa.gov>
-
- * alpha.c (alpha_cpu, alpha_cpu_string): New variables.
- (override_options): Process -mcpu= value.
- (alpha_adjust_cost): Handle adjustments for EV5.
- * alpha.h (enum processor_type): New enum.
- (alpha_cpu, alpha_cpu_string): New declarations.
- (target_options): Add "cpu=".
- (RTX_COSTS): Adjust values for EV5.
- * alpha.md: Add scheduling rules for EV5.
-
-Tue Jun 11 17:51:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-common.c (check_format_info): Change text of message about use
- of `0' with precision.
-
-Tue Jun 11 15:14:10 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.h (TARGET_SCHEDULE_PROLOGUE): New. Allows prologue to
- be emitted as asm or rtl.
-
- * i386.c (function_prologue): Emit prologue as asm.
- (override_options): Don't emit rtl for prologue if -fpic.
-
-Tue Jun 11 14:41:01 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/eabi.asm (__eabi): Fix normal code so that it properly
- loads up r2/r13 if needed again.
-
- * rs6000/sysv4.h (CPP_ENDIAN_SPEC): Call cpp_endian_default, not
- cpp_endian_default_spec.
-
-Mon Jun 10 15:10:56 1996 Jeffrey A. Law <law@cygnus.com>
-
- * local-alloc.c (update_equiv_regs): Ignore insns that read or
- write registers that are likely to be spilled.
-
- * pa.h (cmp_type): Add CMP_PSI.
- (FUNCTION_POINTER_COMPARISON_MODE): Define.
- * pa.md (cmppsi): New expander.
- (plabel_dereference): New pattern
-
-Mon Jun 10 14:56:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sol2.h (SKIP_ASM_OP): Delete, Solaris accepts .space,
- like rest of PowerPC V4 ports.
-
- * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Emit .lcomm if not
- using the .sbss area. If using the .sbss area, put out
- appropriate .size directive.
-
-Mon Jun 10 14:53:38 1996 Doug Evans <dje@cygnus.com>
-
- * Move fork/exec/wait handling into file of its own.
- * pexecute.c: New file.
- * Makefile.in (pexecute.o): Add rule.
- (xgcc): Link in pexecute.o.
- (protoize,unprotoize): Likewise.
- * gcc.c (_WIN32): Don't include process.h or declare spawnv{,p}.
- (pexecute,pwait): Add prototypes.
- (PEXECUTE_{FIRST,LAST,SEARCH}): Define.
- (execv,execvp): Delete decls.
- (perror_exec): Delete.
- (pfatal_pexecute): New function.
- (pexecute support): Delete.
- (execute): -pipe not supported if _WIN32 or OS2.
- Update call to pexecute. Fatal error if pexecute fails. Call pwait.
- * protoize.c: Include gansidecl.h.
- (my_execvp): Delete.
- (choose_temp_base,pexecute,pwait): Declare.
- (PEXECUTE_{FIRST,LAST,SEARCH}): Define.
- (execvp): Delete decl.
- (usage): Fix typo.
- (gen_aux_info_file): Rewrite to use pexecute/pwait.
-
- * gcc.c (do_spec_1): Allow leading text in version string.
- Delete support for default minor number = 0.
-
-Mon Jun 10 11:49:53 1996 Scott Christley <scottc@net-community.com>
-
- * objc/Makefile (libobjc.a): Don't delete the library.
-
- * objc/thr.h (objc_set_thread_callback): New function.
- (objc_thread_callback): Typedef for the hook function.
- * objc/thr.c (__objc_thread_detach_function): Clear thread storage.
- Call the thread hook function when first becoming multi-threaded.
- (objc_set_thread_callback): New function.
-
- * objc/selector.c (__sel_register_typed_name): Additional parameter
- that indicates whether name and type parameters are constant or not.
- * objc/runtime.h (__sel_register_typed_name): Likewise.
- * objc/init.c (__sel_register_typed_name): Likewise.
-
- * objc/init.c (__objc_init_protocols): Need to unlock mutex.
-
-Mon Jun 10 11:44:44 1996 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * sparc/t-sol2 (gmon.o): Depend on stmp-int-hdrs.
- (crt1.o, crti.o, crtn.o, gcrt1.o): Depend on $(GCC_PASSES).
-
-Mon Jun 10 11:29:46 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * flow.c (flow_analysis, find_basic_blocks): Ignore
- nonlocal_label_list for CALL_INSN that has a REG_RETVAL.
-
- * c-common.c (decl_attributes, case A_T_UNION): Don't look at fields
- of union if there aren't any.
-
-Sat Jun 8 22:13:33 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (ix86_expand_prologue): Keep pic register load ahead
- of reference which may use a pic register.
-
-Sat Jun 8 22:13:33 1996 Jim Wilson <wilson@cygnus.com>
-
- * i386.md (strlensi_unroll4, strlensi_unroll5): Use + not =& for
- constraint for input/output operand 2.
-
-Sat Jun 8 22:13:33 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * i386.h (CONST_COSTS): Even integer constants have a cost.
- (RTX_COSTS): Take costs of subexpressions into account.
- If a multiply is actually a shift, use the cost of the shift.
- * i386/unix.h (SHIFT_DOUBLE_OMITS_COUNT): New macro.
- * i386/{gas, next, seq-gas}.h (SHIFT_DOUBLE_OMITS_COUNT): Redefine
- as zero.
- * i386.c (print_operand): new letter 's'.
-
-Sat Jun 8 15:13:33 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (override_options): Add vr4100 and vr4300 support.
- * mips.h (enum processor_type): Likewise.
- (MASK_4300_MUL_FIX, TARGET_4300_MUL_FIX): New macros.
- (TARGET_SWITCHES): Add -mfix4300 option.
- * mips.md (cpu, memory, imuldiv, adder, mult, divide): Add
- vr4100 and vr4300 support.
- (muldf3, mulsf3): Add vr4300 support.
- (muldf3_internal, muldf_r4300, mulsf3_internal, mulsf_r4300): New
- patterns.
-
-Sat Jun 8 14:35:23 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * toplev.c (main): Re-enable -gxcoff+.
-
-Sat Jun 8 14:20:14 1996 J.T. Conklin <jtc@rtl.cygnus.com>
-
- * m68k/lb1sf68.asm (__{eq,ne,gt,lt,ge,le}{df,sf}2): Removed
- extraneous comments, constants, labels, etc.
-
- * m68k/altos3068.h (TARGET_DEFAULT): Use MASK_* macros
- instead of explicit constants in definitions or conditionals.
- * m68k/{apollo68, aux, ccur-GAS, dpx2, hp320, hp3bsd}.h: Likewise.
- * m68k/{hp3bsd44, isi-nfp, isi, linux-aout, linux}.h): Likewise.
- * m68k/{lynx-ng, lynx, m68k-none, m68k-psos, m68kv4}.h): Likewise.
- * m68k/{mot3300, netbsd, news, next, pbb, plexus, sun2o4}.h): Likewise.
- * m68k/{sun3, sun3n, tower}.h): Likewise.
-
-Sat Jun 8 13:55:23 1996 Matthias Pfaller (leo@marco.de)
-
- * ns32k.md (define_insns for ffs[qhs]i2): Deleted.
- (define_expand for ffssi2): New pattern.
-
-Sat Jun 8 13:44:14 1996 Stephen L Moshier (moshier@world.std.com)
-
- * reload.c (find_equiv_reg): Set need_stable_sp if GOAL is the
- stack pointer.
-
-Sat Jun 8 13:36:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * function.c (fixup_var_refs_1, case SIGN_EXTEND): Handle
- paradoxical SUBREGs as first operand.
- (fixup_var_regs_1, case SET): Handle paradoxical SUBREGs as
- first operand of a ZERO_EXTRACT in SET_DEST.
-
- * c-common.c (enum attrs): Add A_FORMAT_ARG.
- (init_attribute): Initialize it.
- (decl_attributes, case A_FORMAT): Clean up error messages.
- (decl_attributes, case A_FORMAT_ARG): New case.
- (struct international_format_info): New structure and typedef.
- (international_format_list): New variable.
- (record_international_format): New function.
- (init_format_info): Call it for gettext, dcgettext, and dcgettext.
- (check_format_info): See if format arg is call to
- internationalization function.
-
-Fri Jun 7 20:04:40 1996 Jim Wilson <wilson@cygnus.com>
-
- * gcc.c (MULTILIB_SELECT): Delete definition.
- (multilib_select): Delete static initializer.
- (multilib_obstack, multilib_raw): New global variables.
- (multilib.h): Include inside multilib_raw definition.
- (main): Set multilib_select from multilib_raw.
- * genmultilib: Change output to be a sequence of short strings
- separated by commas rather than a single long macro definition.
-
- * cse.c (simplify_binary_operation, case MULT): Check for case
- where width is larger than HOST_BITS_PER_WIDE_INT, and upper most
- bit is set. We can not generate a simple shift in this case.
-
- * gsyms.h (enum sdb_type): Add T_LNGDBL if EXTENDED_SDB_BASIC_TYPES.
- (enum sdb_masks): Add EXTENDED_SDB_BASIC_TYPES masks.
- * sdbout.c (gsyms.h): Include if CROSS_COMPILE is defined.
- (plain_type_1): Use TYPE_PRECISION instead of TYPE_SIZE.
- Add check for LONG_DOUBLE_TYPE_SIZE if EXTENDED_SDB_BASIC_TYPES.
- * i960.h (EXTENDED_SDB_BASIC_TYPES): Define.
- (PUT_SDB_TYPE): Delete now unnecessary shifting and masking.
-
- * i960.h (i960_output_move_{double,quad}): Declare.
-
-Fri Jun 7 19:22:09 1996 Scott Christley <scottc@net-community.com>
-
- * Makefile.in (OBJC_THREAD_FILE): New variable.
- * configure (objc_thread_file): Set new variable to appropriate
- values based upon target operating system; default is `thr-single'.
- * objc/Makefile (OBJC_THREAD_FILE): Add target and dependency.
- (thr.o): Remove OS specific thread files as dependencies.
- * objc/thr-decosf1.c: Now compiles as a separate source file, so
- include appropriate Objective-C headers.
- * objc/thr-{mach,os2,posix,irix,single,solaris,win32}.c: Likewise.
- * objc/thr.c: Remove inclusion of source files.
- * objc/thr.h (__objc_thread_exit_status): Declare global variable.
- * objc/thr-pthreads.c: New file.
-
-Fri Jun 7 19:04:04 1996 J.T. Conklin <jtc@rtl.cygnus.com>
-
- * m68k.h (TARGET_SWITCHES): Treat -m68302 like -m68000 and -m68332
- like -m68020; remove -mno-68302 and -mno-68332.
-
-Fri Jun 7 12:06:12 1996 Per Bothner <bothner@deneb.cygnus.com>
-
- * expr.c (safe_from_p): Allow Chill-style variable-sized arrays.
-
-Thu Jun 6 23:11:11 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c (h8300_monitor_function_p): New function.
- (h8300_os_task_function_p): Likewise.
- (os_task, monitor): Variables to note if the current
- function is an os_task or monitor.
- (function_prologue): Set monitor and/or os_task as needed. Handle
- os_task and monitor functions.
- (function_epilogue): Clear monitor and os_task. Handle os_task and
- monitor functions.
- (h8300_valid_machine_decl_attribute): Accept "OS_Task" and
- "monitor".
-
-Thu Jun 6 20:01:54 1996 Per Bothner <bothner@cygnus.com>
-
- * gen-protos.c (progname): New variable (needed by cppalloc.c).
- (main): Set progname.
-
- * cpplib.h (struct parse_file): Removed.
- (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, CPP_OUT_BUFFER): New macros.
- * cpphash.c (cpp_lookup): Change struct parse_file -> cpp_reader.
-
- * cpplib.c (init_parse_option): Renamed to cpp_options_init.
- (push_parse_file): Renamed to ...
- (cpp_start_read): Change to return 1 on success, 0 on failure.
- (init_parse_file): Renamed to cpp_reader_init.
- * cppmain.c (main): Use CPP_SET_WRITTEN and cpp_fatal.
- Use renamed function names, and return protocols.
- * fix-header.c (read_scan_file): Likewise.
-
- * cpperror.c (cpp_message): Generalize for "fatal" errors.
- (cpp_fatal): New function (just calls cpp_message).
- * cpplib.c (cpp_start_read, cpp_handle_options, cpp_finish,
- parse_goto_mark, parse_move_mark): Use cpp_fatal rather than fatal.
-
- * fix-header.c (check_macro_names): Fix struct parse_file->cpp_reader.
- * cpplib.c (newline_fix): Remove unused function.
-
-Thu Jun 6 19:47:26 1996 Jim Wilson <wilson@cygnus.com>
-
- Changes to support parameters and return values in multiple
- non-contiguous locations.
- * calls.c (expand_call): Handle NIL in PARALLEL. Handle PARALLEL
- parameter in REG. Handle PARALLEL return value in VALREG.
- (emit_library_call, emit_library_call_value): Abort for PARALLEL.
- (store_one_arg): Delete code for handling EXPR_LIST.
- * expr.c (emit_group_load, emit_group_store): New functions.
- (use_group_regs): New function.
- (emit_push_insn): Handle PARALLEL parameter in REG.
- (expand_assignment): Handle PARALLEL to_rtx.
- (store_expr): Handle PARALLEL target.
- * expr.h (emit_group_load, emit_group_store, use_group_regs): New
- declarations.
- * function.c (assign_parms): Handle PARALLEL parameter in ENTRY_PARM.
- * stmt.c (expand_value_return): Handle PARALLEL return_reg.
-
- * mips/abi64.h (TYPE_DEPENDENT_REG): Delete.
- * mips.c (function_arg): Return PARALLEL for structure with
- aligned double fields.
- (type_dependent_reg): Delete.
- (mips_function_value): Return PARALLEL for structure
- with two floating point fields.
- * mips/mips.md (call_value): Handle PARALLEL in operands[0].
- (call_value_multiple_internal2): New pattern.
- * pa.h (FUNCTION_ARG): General PARALLEL instead of EXPR_LIST.
- * rs6000.c (init_cumulative_args): Change EXPR_LIST to PARALLEL
- in comments.
- (function_arg): Generate PARALLEL instead of EXPR_LIST.
-
-Thu Jun 6 18:21:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * function.c (assign_parms): Tighten up code that makes REG_EQUIV
- notes for parms.
-
- * fold-const.c (fold): Don't do anything with evaluated SAVE_EXPR.
-
-Thu Jun 6 17:54:07 1996 J.T. Conklin <jtc@cygnus.com>
-
- * m68k.h (TARGET_SWITCHES): Group all floating point options.
- When an fp option is selected, unset bits used for other mutually
- exclusive fp options.
- (OVERRIDE_OPTIONS): Remove special case for SUPPORT_SUN_FPA;
- bits used for 68881 and SKY are now cleared by TARGET_SWITCHES.
-
- * m68k.md (movsi_const0, movhi): Favor clr with TARGET_5200.
- (add[qhs]3): Don't use two addqw/subqw insns to add small integers to
- an address register with TARGET_68060.
- (stack push peephole): Use moveq.l with TARGET_5200 (when appropriate).
-
- * m68k.h (MASK_5200, TARGET_5200): New macros.
- (TARGET_SWITCHES): Add "m5200".
- (LEGITIMATE_INDEX_P): Add TARGET_5200 to conditional expression.
- * m68k.c (const_method): Do not synthesize long constants
- with byte or word operations with TARGET_5200.
- * m68k.md: Disable byte and word arithmetic, rotate, integer
- divide, dbcc, etc. insns for TARGET_5200.
- * m68k-none.h: (CPU_FPU_SPEC, CPP_SPEC, ASM_SPEC): Support m5200.
-
-Thu Jun 6 17:32:32 1996 Paul Eggert <eggert@twinsun.com>
-
- * fixproto (subdirs): Work around Solaris 2.5
- /usr/xpgr/bin/sed problem with \+\+.
-
-Thu Jun 6 15:06:27 1996 Jim Wilson <wilson@cygnus.com>
-
- * c-decl.c (grokdeclarator): Call pop_obstacks after creating
- TYPE_DECL.
-
- * loop.c (strength_reduce): If HAVE_cc0 defined, disable auto_inc_opt
- if it would put an insn between a cc0 setter/user pair.
-
-Thu Jun 6 13:06:54 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): If __sun__ is
- defined, treat that as little endian.
-
-Wed Jun 5 20:04:53 1996 Jim Wilson <wilson@cygnus.com>
-
- * i960.h (ROUND_TYPE_ALIGN): Add check for TYPE_PACKED.
-
- * sh.h (SHORT_IMMEDIATES_SIGN_EXTEND): Define.
- * sh.md (branch_true): Add comment about T-bit compares.
-
-Tue Jun 4 23:08:34 1996 Per Bothner <bothner@deneb.cygnus.com>
-
- * cpplib.h, cpplib.c: Remove support for !STATIC_BUFFERS.
- * cpplib.h: Use unsigned char rather than U_CHAR.
- * cpplib.h (cpp_reader): Add destructor #ifdef __cplusplus.
- (cpp_cleanup): New prototype.
- * cpplib.c (special_symbol, do_once, do_include, cpp_get_token):
- Compare cpp_buffer against CPP_NULL_BUFFER, not NULL.
-
- * cpplib.c (dump_special_to_buffer): New function.
- (initialize_builtins): Use it.
-
-Wed Jun 5 19:10:22 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa/pa.h (TEXT_SPACE_P): Fix thinko in last change.
-
-Wed Jun 5 16:25:51 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (ASM_DEFAULT_SPEC): Default to "", not -mpwr.
-
- * sysv4.h (SUBTARGET_SWITCHES): Add -mshlib.
- (LINK_PATH_SPEC): Add -compat-bsd support from Solaris.
- (LINK_SPEC): Eliminate %{b} and %{G}, since they conflict with GCC
- switches. Defer shared library support to LINK_SHLIB_SPEC. Defer
- target selection to LINK_TARGET_SPEC.
- (LINK_SHLIB_SPEC): Provide two different versions, depending on
- whether shared libraries are default or not. Make shared
- libraries not default until linker is fixed.
- (LINK_OS_*_SPEC): New specs for OS specific linker switches.
- (SUBTARGET_EXTRA_SPECS): Add new specs.
-
- * {sol2,sysv4}.h (LINK_SPEC): Move Solaris link into general link spec.
-
- * {sysv4,sysv4le,eabile}.h (LINK_TARGET_SPEC): Only pass -oformat
- to the linker if the user is changing the default endian format.
-
- * {sol2,linux,eabisim,eabilesim}.h (LINK_OS_DEFAULT_SPEC): Define
- to use the appropriate OS link spec.
-
-Wed Jun 5 16:35:10 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * ginclude/stddef.h: Fix typo: TYPE_ptrdiff_t to _TYPE_ptrdiff_t.
-
-Wed Jun 5 15:52:57 1996 Per Bothner <bothner@kalessin.cygnus.com>
-
- * varasm.c (output_constructor): Handle RANGE_EXPR in array index.
-
-Wed Jun 5 13:45:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * sparc.md (*call_{address,symbolic}_struct_value_sp32): Allow
- operand 2 to be const0_rtx.
-
-Tue Jun 4 16:43:44 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * varasm.c (make_decl_rtl): Don't update DECL_ASSEMBLER_NAME for
- local statics.
-
- * c-decl.c (start_decl): Always set DECL_COMMON on statics.
- * varasm.c (assemble_variable): Only treat vars with DECL_COMMON
- as common.
-
-Tue Jun 4 14:55:49 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.c (reloc_needed): New function.
- * pa.h (TEXT_SPACE_P): Variables/constants with initializers
- requiring relocs never live in the text space.
-
-Tue Jun 4 14:10:46 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * sh.c (fp_zero_operand): Do not accept minus zero.
-
- * sh.h (ASM_OUTPUT_LOOP_ALIGN): Define.
- (ASM_OUTPUT_ALIGN_CODE): Define.
- (ADJUST_INSN_LENGTH): Add in bytes that may be added by
- alignment.
- * sh.c (output_branch): Run ADJUST_INSN_LENGTH in reverse to get
- correct length. Just call abort rather than returning "bad".
- (find_barrier): Adjust limits for possible alignment.
-
-Tue Jun 4 09:35:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/t-solaris: New target config file for PowerPC Solaris
- without gas.
-
- * rs6000/t-ppc: Eliminate all multilib varients except for
- software floating point.
-
- * configure (powerpcle-*-solaris*): If not --with-gnu-as, use
- t-solaris, not t-ppc.
-
- * rs6000/sol2.h (MULTILIB_DEFAULTS): Add correct defaults for
- Solaris.
-
- * rs6000/sysv4.h (ASM_OUTPUT_SECTION_NAME): Clone from svr4.h, omit
- @progbits, since Solaris assembler doesn't like it.
- (LIB_SOLARIS_SPEC): If -msolaris-cclib, add libabi.a.
- ({START,END}FILE_SOLARIS_SPEC): If -msolaris-cclib, use explicit
- pathnames for the Solaris compiler start/end files.
- (ASM_SPEC): Pass -mno-regnames to the assembler.
-
-Mon Jun 3 19:40:10 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips/abi64.h (CPP_SPEC): Make -mabi=n32 the default.
- * mips/iris6.h (MIPS_ISA_DEFAULT, MIPS_ABI_DEFAULT, MULTILIB_DEFAULTS,
- ASM_SPEC, STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
- * mips.md (tablejump_internal4+1): Fix typo in condition.
- * mips/x-iris6 (CC, OLDCC): Define to be `cc -32'.
-
-Mon Jun 3 07:57:35 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.def ([LR]SHIFT_EXPR): Remove `a' from printed names.
-
- * sparc.md (call): Mask unimp operand to 12 bits, just like Sun.
-
- * expr.c (store_field): Fix typo in last change; update TARGET addr.
-
- * c-decl.c (start_struct): Set TYPE_PACKED from flag_pack_struct.
- (start_enum): Likewise but from flag_short_enums.
- (finish_enum): Test TYPE_PACKED, not flag_short_enums.
- * stor-layout.c (layout_decl): Test DECL_PACKED and TYPE_PACKED
- instead of flag_pack_struct.
- (layout_record): Likewise.
-
-Sun Jun 2 19:41:14 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips.md (tablejump_internal3, tablejump_internal4): New patterns.
- (tablejump): Use them for PIC code.
-
-Fri May 31 17:26:53 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (ix86_expand_epilogue): Don't generate references to an
- exposed vacated stack.
- * i386.md (epilogue_set_stack_ptr): New.
-
-Fri May 31 15:07:49 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips/abi64.h: Add -mabi=n32 support.
- (ABI_64BIT): Delete.
- (TARGET_LONG64, CPP_SPEC, STACK_BOUNDARY, MIPS_STACK_ALIGN,
- GP_ARG_LAST, FP_ARG_LAST, SUBTARGET_CONDITIONAL_REGISTER_USAGE,
- MAX_ARGS_IN_REGISTER, FUNCTION_ARG_PADDING, RETURN_IN_MEMORY,
- SETUP_INCOMING_VARARGS): Modify.
- (REG_PARM_STACK_SPACE): Ifdef out.
- (TARGET_DEFAULT, SUBTARGET_TARGET_OPTIONS): Define.
- * mips/iris6.h: Add -mabi=n32 support.
- (TARGET_DEFAULT, ASM_OUTPUT_INTERNAL_LABEL,
- ASM_GENERATE_INTERNAL_LABEL): Delete.
- (MULTILIB_DEFAULTS, ASM_SPEC, EXTRA_SECTION_FUNCTIONS,
- ASM_OUTPUT_ALIGNED_LOCAL, STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC):
- Modify.
- (MIPS_ABI_DEFAULT, LOCAL_LABEL_PREFIX): Define.
- * mips.c: Add -mabi=n32 support.
- (mips_const_double_ok, mips_move_1word, mips_move_2words,
- function_arg, override_options, mips_asm_file_start,
- compute_frame_size, save_restore_insns, function_prologue,
- mips_expand_prologue, function_epilogue, mips_function_value): Modify.
- (mips_abi, mips_abi_string): Define
- * mips.h: Add -mabi=n32 support.
- (ABI_64BIT): Delete.
- (TARGET_OPTIONS, INITIAL_ELIMINATION_OFFSET, GO_IF_LEGITIMATE_ADDRESS,
- CONSTANT_ADDRESS_P, LEGITIMATE_CONSTANT_P, LEGITIMIZE_ADDRESS,
- ASM_OUTPUT_ADDR_DIFF_ELT): Modify.
- (enum mips_abi_type, SUBTARGET_TARGET_OPTIONS): Define.
- (mips_abi, mips_abi_string): Declare.
- * mips.md (jump, tablejump_internal1, tablejump_internal2): Add
- -mabi=n32 support.
- * mips/t-iris6 (MULTILIB_OPTIONS): Add -mabi=n32 support.
- * mips/xm-irix6.h (HOST_BITS_PER_LONG): Use _MIPS_SZLONG not 64.
- * ginclude/va-mips.h (va_start): Add -mabi=n32 support.
-
-Fri May 31 14:45:30 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -msolaris-cclib to use
- the Sun compiler's crt files instead of ours.
- ({START,END}FILE_SOLARIS_SPEC): If -msolaris-cclib, use the Sun
- compiler's crt files instead of ours.
- (SUBTARGET_OVERRIDE_OPTIONS): Don't set -msdata=data for Solaris.
- (SBSS_SECTION_ASM_OP): For Solaris, don't use @nobits.
- (CPP_OS_SOLARIS_SPEC): Remove -Asystem(unix) and -Asystem(svr4).
-
- * rs6000/t-ppc{,gas} (MULTILIB*): Add Solaris specific multilibs.
-
- * rs6000/eabi{,le}sim.h (*_DEFAULT_SPEC): Rather than using
- duplicate definitions, just use %(...) so that there is only one
- place in the specs file where the switches are defined.
- * rs6000/{linux,sol2}.h (*_DEFAULT_SPEC): Ditto.
-
- * rs6000/sol2.h (CPP_PREDEFINES): Use the standard one in sysv4.h.
- (RS6000_ABI_NAME): Default is solaris.
- (ASM_OUTPUT_ALIGNED_LOCAL): Don't redefine.
-
- * rs6000/sol-c{i.asm,n.asm,c0.c}: Provide more things that Solaris
- needs for program startup.
-
-Thu May 30 21:57:34 1996 Mike Stump <mrs@cygnus.com>
-
- * tree.def (OFFSET_REF): Remove.
- * expr.c (expand_expr, case OFFSET_REF): Likewise.
- * tree.c (substitute_in_expr): Remove OFFSET_REF code.
-
-Wed May 29 14:54:44 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/eabi.asm (__eabi): If not -mrelocatable, don't assemble
- relocatable functions, so that it can be assembled with the
- Solaris assembler.
-
- * rs6000/sysv4.h (CPP_SYSV_SPEC): Define _RELOCATABLE if
- -mrelocatable-lib as well as -mrelocatable.
-
- * rs6000.c (rs6000_file_start): New function to print some more
- information to the asm file.
- * rs6000/{sysv4,win-nt,rs6000}.h (ASM_FILE_START): Call it.
-
-Tue May 28 15:21:24 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (FIRST_PSEUDO_REGISTER): Bump to 77.
- ({FIXED,CALL_USED}_REGISTERS): Add support for fpmem pseudo register.
- (REG_ALLOC_ORDER, HARD_REGNO_{NREGS,MODE_OK}): Likewise.
- (REGISTER_MOVE_COST, reg_class, REG_CLASS_{NAMES,CONTENTS}): Likewise.
- (REGNO_REG_CLASS, PREFERRED_RELOAD_CLASS): Likewise.
- (CLASS_{MAX_NREGS,CANNOT_CHANGE_SIZE,MAX_NREGS}): Likewise.
- (rs6000_stack, {,DEBUG_}REGISTER_NAMES): Ditto.
- (FPMEM_{REGNO_P,REGNUM}): New macros for fpmem register.
- (rs6000_fpmem_{offset,size}): New global variables.
- (RS6000_VARARGS_OFFSET): Fpmem temporary storage is located
- between outgoing arg area and varargs save area.
- (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Likewise.
- (PREDICATE_CODES): Add fpmem_operand.
- ({count_register,fpmem}_operand): Add declarations.
-
- * rs6000.c ({rs6000,alt}_reg_names): Add support for fpmem 'register'.
- (rs6000_fpmem_{offset,size}): New global variables.
- (fpmem_operand): Return true for fpmem registers.
- (gpc_reg_operand): The fpmem register is not general purpose.
- (includes_rshift_p): Add casts to silence warnings from Solaris
- PowerPC host compiler.
- (print_operand): Add 'v' operand type for the upper 16 bits of
- signed constants, to placate the Solaris assembler.
- ({rs6000,debug}_stack_info): Add support for fpmem 'register'.
- (output_epilog): Likewise.
-
- * rs6000.md (addsi3,movsi,movsf,movdi): Use %v for constants with
- the upper 16 bits, to get the sign correct for PowerPC Solaris.
- (float{,uns}sidf2,fix_truncdfsi2): Rewrite to use 'register' 76
- for the memory location used to convert between float and integer.
-
- * sysv4.h (ASM_OUTPUT_{CON,DE}STRUCTOR): Use code laid down in
- .init and .fini for making constructors and destructors under
- Solaris.
- (ASM_SPEC): Do not pass -u to the assembler.
- (CC1_SPEC): -mrelocatable implies -meabi.
-
- * sol2.h (RS6000_ABI_NAME): Default ABI is Solaris, not System V.4.
- (ASM_OUTPUT_ALIGNED_LOCAL): Don't define Solaris specific method.
-
-Mon May 27 06:39:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (expand_builtin, case BUILT_IN_{LONG,SET}JMP):
- Convert block address from ptr_mode to Pmode.
-
-Sun May 26 20:05:43 1996 Doug Evans <dje@cygnus.com>
-
- * gcc.c (MSDOS pexecute): Call xmalloc, not malloc.
-
-Sun May 26 08:31:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure (vax-*-{sysv}): tm_file and xm_file now list.
- (vax-*-ultrix): tm_file is now list.
- (we32k-att-sysv*): xm_file now list.
- * vax/xm-netbsd.h: Deleted.
- * vax/netbsd.h: No longer include vax.h and config/netbsd.h.
- * vax/ultrix.h, vax/vaxv.h: No longer include vax.h.
- * vax/xm-vaxv.h: No longer include xm-vax.h.
- * xm-we32k.h: No longer include xm-svr3.h.
-
- * configure: Separately set target_cpu_default for two
- case statements and then combine if both set.
- (alpha-*-winnt3): tm_file and xm_file are now list.
- Set target_cpu_default to 64.
- * winnt/config-nt.bat: Make .h files properly for Alpha.
- * alpha.h (WINDOWS_NT): No longer defined and used.
- (MASK_WINDOWS_NT, TARGET_WINDOWS_NT): New macros.
- (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_WINDOWS_NT.
- * alpha.c (output_prolog): Test TARGET_WINDOWS_NT, not WINDOWS_NT.
- * alpha.md: Likewise.
- * alpha/config-nt.sed: Properly set tm_file and {build,host}_xm_file.
- * alpha/win-nt.h: Don't include alpha.h
- (WINDOWS_NT): No longer define.
- * alpha/xm-winnt.h: Don't include xm-alpha.h and winnt/xm-winnt.h.
-
-Fri May 24 12:34:22 1996 Doug Evans <dje@seba.cygnus.com>
-
- * configure (cpu_type): Add case for arm.
- (sparclet-*-aout*): Delete extra_headers.
-
- * varasm.c (asm_output_bss): New argument DECL.
- Use ASM_DECLARE_OBJECT_NAME if defined.
- (asm_output_aligned_bss): Likewise.
- (assemble_variable): Pass DECL to ASM_OUTPUT{,_ALIGNED}_BSS.
- * arm/aout.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * h8300.h (ASM_OUTPUT_BSS): Update.
- * i386/linux.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * i386/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * m68k/coff.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * m68k/linux.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * m68k/m68k-aout.h (ASM_OUTPUT_BSS): Update.
- * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * rs6000/win-nt.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * sparc/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update.
-
-Thu May 23 19:55:52 1996 Jim Wilson <wilson@cygnus.com>
-
- * combine.c (set_nonzero_bits_and_sign_copies): Set reg_sign_bit_copies
- to one not zero to indicate value is unknown.
-
-Thu May 23 18:39:24 1996 J.T. Conklin <jtc@rtl.cygnus.com>
-
- * config/netbsd.h (SWITCH_TAKES_ARG): Add -R.
- (LINK_SPEC): Add %{R*}.
-
- * m68k/lb1sf68.asm: Construct exception masks at compile time
- instead of or'ing in bits at run time.
-
-Thu May 23 15:53:06 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * sh.md: Add new instruction types fp and fpdiv. Set new
- instruction types where appropriate. Add function unit fp.
- Claim that store instructions use function unit memory.
-
-Thu May 23 00:36:19 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.h (CONSTANT_ADDRESS_P): Don't accept CONST or HIGH on H8/300H.
- * h8300.md: Use "m" rather than "o" constraint everywhere appropriate.
- Cleanup use of "i" and "n" constraints.
-
-Wed May 22 17:43:37 1996 Jim Wilson <wilson@cygnus.com>
-
- * fixincludes (pthread.h): Add extern to __page_size* declarations
- for AIX 4.1.x.
-
- * combine.c (nonzero_bits): Don't assume arg pointer has same
- alignment as stack pointer.
-
-Wed May 22 16:09:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (LINK_START_DEFAULT_SPEC): Spell macro correctly.
- (LIB_DEFAULT_SPEC): Provide default version.
-
-Wed May 22 11:23:57 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * i386.md (return_pop_internal): new pattern.
- (pop): disable emitting of bogus move instruction.
- * i386.c (ix86_expand_epilogue): use gen_return_pop_internal to
- simultanously return and pop args; removed stray semicolon.
- * config/linux-aout.h, config/linux.h (SET_ASM_OP): Added for
- __attribute__ ((alias ())) support.
-
-Wed May 22 08:06:42 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu.edu>
-
- * combine.c (init_reg_last_arrays, setup_incoming_promotions):
- Correct prototypes.
-
-Tue May 21 13:42:17 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.md (div and mode patterns): Rewrite.
-
- * pa.c (basereg_operand): Never accept a CONST_INT.
-
-Tue May 21 12:26:40 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * pa/pa-hpux9.h, pa-osf.h (LINK_SPEC): Provide version for Snake.
-
-Tue May 21 07:20:48 1996 Pat Rankin <rankin@eql.caltech.edu>
-
- * vax.h (TARGET_NAME): Define unless already defined.
- (TARGET_VERSION): Print TARGET_NAME.
- * vax/vms.h (TARGET_NAME): Always redefine.
- (TARGET_VERSION): Delete; retain vax.h definition.
-
-Mon May 20 14:00:44 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.c (output_file_start): Delete misplaced semicolon.
-
-Mon May 20 11:58:15 1996 Jeffrey A. Law <law@cygnus.com>
-
- * reorg.c (relax_delay_slots): Call update_block before
- redirecting a branch past a redundant insn.
-
-Sun May 19 16:40:53 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * Makefile.in (libobjc.a, sublibobjc.a): 'specs' added to
- dependencies.
-
-Sun May 19 12:25:48 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure: Add new switch to provide default for cpu_type;
- delete numerous settings of it in main switch.
- (hppa): Reflect rerrangements below; use new configure features.
- * pa/pa-gas.h, pa/pa-pro-end.h: New files.
- * pa/pa1.h, pa/pa1-osf.h, pa/pa1-ghpux.h, pa/pa1-oldas.h: Deleted.
- * pa/pa1-ghpux9.h, pa/pa1-hpux9.h, pa/pa1-hpux.h: Deleted.
- * pa/pa1-ghiux.h, pa/pa1-hiux.h, pa/pa-ghpux.h: Deleted.
- * pa/pa-gux7.h, pa/pa-ghiux.h: Deleted.
- * pa/pa-hiux.h: No longer include pa-hpux.h.
- * pa/pa-hpux.h: No longer include pa.h.
- (TARGET_DEFAULT): Unset before setting.
- (LINK_SPEC): Provide option for pa1.
- * pa/pa-hpux7.h: No longer include pa.h.
- (HP_FP_ARG_DESCRIPTOR_REVERSED): Don't define here.
- * pa/pa-hpux9.h, pa/pa-oldas.h: No longer include pa-hpux.h.
- (TARGET_DEFAULT): Don't need to set here.
- * pa/pa-osf.h: No longer include pa.h.
- (TARGET_DEFAULT): Don't define; identical to default.
- * pa/pa-pro.h: No longer include pa.h.
- Move definitions after include to new file pa-pro-end.h.
- * pa.h (TARGET_SWITCHES): Include TARGET_CPU_DEFAULT.
- (TARGET_CPU_DEFAULT): Provide default value.
- (CPP_SPEC): Test TARGET_CPU_DEFAULT too.
-
- * Makefile.in (function.o): Includes bc-emit.h.
- (reg-stack.o): Includes insn-flags.h.
- * expr.h (function_value): Deleted; no such function.
- (bc_build_calldesc, bc_runtime_type_code): New declarations.
- * c-decl.c: Add prototypes for all static functions.
- * c-iterate.c: Likewise.
- * dbxout.c: Likewise.
- (adspath): Delete; never used and has numerous parse errors.
- * dwarfout.c: If not GNUC, make `inline' null; otherwise, leave alone.
- Add `static' to inline functions.
- Add prototypes for static function.
- * expr.c (bc_runtime_type_code): Delete redundant declaration.
- * function.c: Include bc-emit.h.
- ({save,restore}_machine_status): Add prototype for args.
- (bc_runtime_type_code, bc_build_calldesc): Delete redundant decls.
- (bc_emit_trampoline, bc_end_function): Likewise.
- * reg-stack.c: Include insn-flags.h.
- Add prototypes for static functions.
- (gen_jump, gen_movdf, gen_movxf): Delete redundant declarations.
- (find_regno_note, emit_jump_insn_before, emit_label_after): Likewise.
- (swap_rtx_condition): Now static.
- * sdbout.c: Add prototypes for static functions.
- (sdbout_parms, sdbout_reg_parms): Delete extra parm to plain_type.
-
-Sun May 19 11:50:10 1996 John Carr <jfc@mit.edu>
-
- * alpha.c (alpha_emit_conditional_move): Compare to 0 in correct mode.
-
-Sat May 18 20:17:27 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.c (prepare_move_operands): If source is r0, and dest is reg+reg
- MEM, then copy source to a pseudo-reg.
- * sh.md (untyped_call): New pattern.
-
- * unroll.c (copy_loop_body): When update split DEST_ADDR giv,
- check to make sure it was split.
- (find_splittable_givs): Fix reversed test of verify_addresses result.
-
-Sat May 18 10:26:04 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.c (unsave_expr_now): Avoid use of NULL_RTX since no rtl.h.
-
- * configure: Set cpu_default, tm_file, and xm_file early.
- Remove redundant settings of those, tmake_file, and xmake_file.
- Use ${tm_file} and ${xm_file} to refer to the main files.
- Sort some entries for consistency and reformat some others.
- (rs6000, powerpc): Remove bogus test on host == target.
- (alpha-*-linux): xm-linux.h no longer includes xm-alpha.
- (alpha-*-osf*): Remove redundant setting of target_cpu_default.
- (*-convex-*): Use target_cpu_default instead of separate .h files.
- (clipper-intergraph-clix*): clix.h no longer includes any files.
- (i860, i960, pdp11): Reflect removal of includes listed below.
- * alpha/xm-linux.h: No longer include xm-alpha.h.
- * clipper/clix.h: No longer include clipper.h and svr3.h.
- * convex.h: Provide a default for TARGET_DEFAULT.
- Take "or" of TARGET_DEFAULT and TARGET_CPU_DEFAULT everywhere.
- * convex/convex{1,2,32,34,38}.h: Deleted.
- * i860/bsd-gas.h: No longer include bsd.h.
- * i860/bsd.h: No longer include i860.h.
- * i860/fx2800.h: No longer include i860/sysv4.h.
- (OUTPUT_TDESC): No longer define.
- (ASM_FILE_END): Move redefinition to here.
- * i860/mach.h: No longer include i860.h.
- * i860/paragon.h, i860/sysv3.h: No longer include i860.h and svr3.h.
- * i860/sysv4.h: No longer include i860.h and svr4.h.
- (ASM_FILE_END): Delete redefinition from here.
- * i860/xm-fx2800.h: No longer include xm-i860.h.
- * i860/xm-paragon.h, i860/xm-sysv{3,4}.h: Deleted.
- * i960/i960-coff.h: No longer include i960.h and dbxcoff.h.
- * i960/vx960-coff.h: No longer include i960-coff.h.
- * i960/vx960.h: No longer include i960.h.
- * pdp11/2bsd.h: No longer include pdp11.h.
-
- * i370/i370.h: Renamed from mvs.h.
- * i370/i370.c: Renamed from mvs370.c.
- * i370/t-i370: Renamed from t-mvs.
- * i370/xm-i370.h: Renamed from xm-mvs.h.
- * configure (i370-*-mvs*): Use default names for all files.
-
- * c-parse.in: Update number of shift/reduce conflicts for objc.
-
-Sat May 18 08:20:17 1996 Dennis Glatting (dennisg@plaintalk.bellevue.wa.us)
-
- * m68k/next.h (FINALIZE_TRAMPOLINE): Add missing backslashes.
-
-Fri May 17 19:57:20 1996 Pat Rankin <rankin@eql.caltech.edu>
-
- * vax/xm-vms.h (dbxout_resume_previous_source_file): New macro.
-
-Fri May 17 14:20:13 1996 Mike Stump <mrs@cygnus.com>
-
- * expr.c (expand_expr, cond TARGET_EXPR): Make TARGET_EXPRs
- redoable for UNSAVE_EXPR.
- * stmt.c (expand_decl_cleanup): Wrap the cleanup in an UNSAVE_EXPR
- to that we can redo it.
- * tree.c (unsave_expr_now): Handle TARGET_EXPRs fully now.
- * tree.def (TARGET_EXPR): Add a fourth field so that TARGET_EXPRs
- are redoable.
-
- * expr.c (expand_expr, cond UNSAVE_EXPR): Move from the C++
- frontend to the backend where it belongs.
- * tree.c (unsave_expr{,_now}): Likewise.
- * tree.def (UNSAVE_EXPR): Likewise.
- * tree.h (unsave_expr{,_now}): Likewise.
-
-Fri May 17 15:04:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (lshrsi3 insns): Add special case code for shifting by
- 0 to avoid bad code generated with no optimization.
-
-Fri May 17 13:50:55 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386/unix.h (ASM_OUTPUT_MI_THUNK): Define.
- * i386/{att.h,bsd.h,sun386.h} (ASM_OUTPUT_MI_THUNK): Delete.
-
-Fri May 17 13:34:28 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * fp-bit.c (_fpdiv_parts): Correct sign handling when
- dividing zero or infinity by something.
-
-Fri May 17 12:36:36 1996 Doug Evans <dje@seba.cygnus.com>
-
- Standardize option output in assembler files.
- * Makefile.in (toplev.o): Pass -DTARGET_NAME.
- * arm/aout.h (ASM_OUTPUT_OPTIONS): Delete.
- (ASM_FILE_START): Delete option output support.
- * arm.c (output_option, output_options, m_options): Delete.
- * m88k.c (output_file_start): Delete option output support.
- * m88k.h (ASM_COMMENT_START): Define.
- * mips.c (target_switches, print_options): Delete.
- (mips_asm_file_start): Put output of -G,Cpu,ISA here.
- * mips.h (ASM_COMMENT_START): Change from "\t\t#" to " #".
- * rs6000.c (output_option, m_options, output_options): Delete.
- * rs6000.h (ASM_OUTPUT_OPTIONS): Delete.
- (ASM_COMMENT_START): Define.
- (ASM_FILE_START): Delete option output support.
- * rs6000/sysv4.h (ASM_FILE_START): Likewise.
- * rs6000/win-nt.h (ASM_FILE_START): Likewise. Delete duplicate.
- * sh.c (output_option, m_options, output_options): Delete.
- (output_file_start): Delete option output support.
- * sh.h (ASM_FILE_START): Likewise.
- (ASM_COMMENT_START): Define.
- * dwarfout.c (*): flag_verbose_asm renamed to flag_debug_asm.
- * flags.h (flag_debug_asm): Declare.
- * toplev.c (print_version): New function.
- (print_single_switch): New arguments pos, max, indent, sep, term.
- (print_switch_values): New arguments pos, max, indent, sep, term.
- Update call to print_single_switch. Output options passed and
- options enabled.
- (MAX_LINE): New macro.
- (flag_debug_asm): Define.
- (compile_file): Output options to assembler file.
- (main): Recognize -dA. Call print_version. Update call to
- print_switch_values.
- (line_position): Deleted.
-
-Fri May 17 10:50:44 1996 Stan Cox (coxs@dg-rtp.dg.com)
-
- * i386.c (function_prologue, ix86_expand_prologue,
- function_epilogue, ix86_expand_epilogue): Generate prologue and
- epilogue as RTL (prior to scheduling) instead of emitting asm.
- (override_options): If only -march is given, make it the default -mcpu.
- * i386.h (FUNCTION_BEGIN_EPILOGUE): Renamed from FUNCTION_EPILOGUE.
- * i386.md (return, return_internal, prologue, prologue_set_got,
- prologue_get_pc, epilogue, leave, pop): New patterns for emitting
- asm from prologue and epilogue RTL.
- * m88k/t-dgux (T_CFLAGS): Delete.
- * m88k/x-dgux (X_CFLAGS): New.
-
-Fri May 17 09:54:23 1996 Jim Meyering (meyering@asic.sc.ti.com)
-
- * Makefile.in (stamp-crt{,S}): Use -o to avoid conflicts if
- both of these are built in parallel.
-
-Fri May 17 08:55:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expmed.c (store_split_bit_field): Don't assume the alignment
- of VALUE is the same as the record.
-
- * configure: Write #define TARGET_CPU_DEFAULT into tm.h
- instead of defining MAYBE_TARGET_DEFAULT in Makefile.
- (alpha-*-linux): Set target_cpu_default to 4 and xmake_file to none.
- (alpha-*-osf*): Set target_cpu_default to 4 if --gas.
- * Makefile.in (gcc.o, toplev.o, $(out_object_file)):
- Remove MAYBE_TARGET_DEFAULT.
-
- * combine.c (insn_cuid): New function.
- (INSN_CUID): Sometimes call it.
-
-Fri May 17 08:12:37 1996 Scott Christley <scottc@net-community.com>
-
- * objc/sendmsg.c (objc_get_uninstalled_dtable): New function.
- * objc/objc-api.h (objc_get_uninstalled_dtable): New declaration.
-
- * objc/thr-os2.c, objc/thr-posix.c, objc/thr-mach.c: New files.
- * objc/THREADS.MACH: New file.
-
- * objc/sendmsg.c (nil_method): Deleted from here.
- * objc/nil_method.c: New file.
- * Makefile (OBJC_O): Add dependency for nil_method.c.
-
- * objc/hash.c (hash_is_key_in_hash): New function.
- * objc/hash.h: Include objc/objc.h here instead of in objc/hash.c
- to get BOOL typedef.
-
-Fri May 17 08:01:48 1996 Doug Rupp (rupp@gnat.com)
-
- * msdos/configur.bat: If Ada subdirectory present, adjust Makefile.
-
-Fri May 17 07:40:04 1996 Ulrich Drepper (drepper@cygnus.com)
-
- * stddef.h: If need_wint_t defined, nothing in this file is needed.
- (_WINT_T, __WINT__TYPE__, wint_t): Define under certain circumstances.
-
-Thu May 16 18:53:25 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (fold, case EQ_EXPR): When folding VAR++ = CONST,
- mask the new const if VAR is a bitfield reference; also for VAR--.
-
-Thu May 16 18:29:03 1996 Doug Evans <dje@seba.cygnus.com>
-
- * varasm.c (function_section): Delete flag_function_sections support.
- (assemble_start_function): Put it here. Use UNIQUE_SECTION if defined.
-
-Wed May 15 13:35:11 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.{h,c,md} (rs6000_pic_register): Delete all uses, use
- pic_offset_table_rtx instead.
-
- * rs6000.md (move_to_float): Rewrite so that it uses the register
- allocator to allocate the stack temp, instead of calling
- rs6000_stack_temp.
- (fix_truncdfsi2): Likewise.
-
- * rs6000.c (rs6000_stack_temp): Delete, no longer used.
-
-Wed May 15 10:39:27 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Define.
-
-Sat May 11 07:42:59 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (store_field): Support BLKmode bitfield if aligned on
- byte boundary using emit_block_move.
- (expand_expr, case COMPONENT_REF): Likewise.
-
-Fri May 10 18:33:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure (alpha-*-linux): Reverse order in tm_file list.
- Delete xmake_file.
- * alpha/x-linux: Deleted.
- * alpha/linux.h (ASM_FINAL_SPEC): Add #undef.
- * alpha/xm-linux.h: Remove bogus trailing #endif.
-
- * loop.c (maybe_eliminate_biv_1): Disable all but two cases
- of biv elimination with givs and restrict those two cases to
- an ADD_VAL that is an address.
-
- * flow.c (mark_set_1, mark_used_regs): Clean up usages
- of ALL_NEEDED; change to SOME_NOT_NEEDED and set properly.
-
-Fri May 10 11:37:38 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (compile_file): Don't warn about artificial functions
- declared static and not defined.
-
-Thu May 9 22:03:28 1996 Doug Evans <dje@cygnus.com>
-
- * varasm.c (assemble_start_function): ASM_DECLARE_FUNCTION_NAME
- needn't consider bytecodes.
- (assemble_variable): ASM_DECLARE_OBJECT_NAME needn't
- consider bytecodes.
- * toplev.c (rest_of_decl_compilation): Likewise with
- ASM_FINISH_DECLARE_OBJECT.
- * arm/aof.h (ASM_DECLARE_{FUNCTION,OBJECT}_NAME): Delete bytecode
- support.
- * vax/vms.h (ASM_DECLARE_OBJECT_NAME): Likewise.
-
-Thu May 9 19:36:13 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.h (SET_ASM_OP): Define.
-
-Thu May 9 13:31:58 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (SUBTARGET_{SWITCHES,OPTIONS}): Add support for
- finer grain control on -msdata, so that eabi people can specify to
- compile sdata code to only use r13 instead of r2/r13. Make
- -mrelocatable-lib turn off -msdata, just like -m relocatable does.
- (SUBTARGET_OVERRIDE_OPTIONS): Ditto.
- (ENCODE_SECTION_INFO): Move to rs6000.c.
- (ASM_SPEC): -msdata=eabi sets -memb also.
- (CC1_SPEC): -mno-sdata gets converted to -msdata=none.
-
- * rs6000.c (rs6000_sdata{,_name}): Add support for finer grain
- control on -msdata.
- (output_options, small_data_operand, print_operand): Likewise.
- (rs6000_select_section): Likewise.
- (rs6000_encode_section_info): Move here from sysv4.h, section
- names are stored as STRING nodes, not IDENTIFIER.
-
-Wed May 8 21:04:49 1996 Doug Evans <dje@cygnus.com>
-
- * function.c (aggregate_value_p): Return 1 if TREE_ADDRESSABLE.
- * pa.h (RETURN_IN_MEMORY): No longer test for TREE_ADDRESSABLE.
-
-Tue May 7 13:42:57 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c: Include obstack.h.
- (bit_memory_operand): New function.
- (print_operand): Append ":16" to a memory reference to
- the tiny data area.
- (h8300_tiny_data_p): New function.
- (h8300_valid_machine_decl_attribute): Accept "tiny_data". Fix typo.
- (h8300_encode_label): New function.
- (h8300_adjust_insn_length): References to the tiny data section
- are two bytes shorter than normal accesses on the H8/300H.
- * h8300.h (OK_FOR_U): Fix thinko.
- (ENCODE_SECTION_INFO): Encode info for tiny data variables.
- (STRIP_NAME_ENCODING): Define.
- * h8300.md (movqi insn): Fix length for a constant load.
- (movstrictqi, movhi, movstricthi): Likewise.
- (memory btst patterns): Add register to the constraints to keep
- reload happy.
-
- * h8300.h (OK_FOR_U): (const (plus (symbol_ref) (const_int)))
- is valid U operand if SYMBOL_REF_FLAG is set on SYMBOL_REF.
- * h8300.md (memory btst patterns): New patterns.
-
- * h8300.c (h8300_eightbit_data_p): Renamed from h8300_tiny_data_p.
- (h8300_eightbit_data_p): Check for the "eightbit_data"
- attribute instead of "tiny_data".
- (h8300_valid_machine_decl_attribute): Likewise.
- * h8300.h (ENCODE_SECTION_INFO): Call h8300_eightbit_data_p
- instead of h8300_tiny_data_p.
-
- * h8300.h (READONLY_DATA_SECTION): Define.
- (EXTRA_SECTIONS): Add in_readonly_data.
- (READONLY_DATA_SECTION_ASM_OP): Define.
- (EXTRA_SECTION_FUNCTINOS): Add readonly_data.
-
-Tue May 7 09:26:24 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * varasm.c (make_decl_rtl): Update DECL_ASSEMBLER_NAME for local
- statics. Remove reference to flag_no_common.
-
-Mon May 6 21:38:36 1996 Paul Eggert <eggert@twinsun.com>
-
- * cpplib.c (skip_comment, handle_directive): Don't use uninit vars.
-
-Mon May 6 18:47:36 1996 Doug Evans <dje@cygnus.com>
-
- * dbxout.c (dbxout_function): When deciding to call dbxout_function_end
- change test from flag_function_sections to DECL_SECTION_NAME != NULL.
-
- * varasm.c (named_section): Accept any decl.
-
-Mon May 6 16:41:08 1996 Stan Cox (coxs@dg-rtp.dg.com)
-
- * final.c (final_scan_insn): Modify conditional moves whose cc is
- nonstandard.
-
- * c-common.c (decl_attributes): Chain multiple attributes correctly.
-
-Mon May 6 15:41:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * stmt.c (expand_decl): Don't deduce alignment of SIZE from
- DECL_ALIGN; use TYPE_ALIGN instead.
-
- * function.c (assign_parms): Set RTX_UNCHANGING_P in stack_parm
- if parm is read-only.
-
- * c-common.c (truthvalue_conversion, case ADDR_EXPR): Don't
- treat address of external decl as always nonzero.
-
-Mon May 6 11:33:57 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * c-decl.c (start_decl): Check -fno-common here.
- * varasm.c (assemble_variable): Instead of here.
- * final.c (end_final): Likewise.
- * c-common.c (init_attributes, decl_attributes): Add A_COMMON.
-
-Mon May 6 11:12:39 1996 Mike Stump <mrs@cygnus.com>
-
- * expr.c (expand_increment): Add third parameter to know when to
- ignore the result value.
- (store_constructor): Likewise
- (expand_expr, case {PRE,POST}{INC,DEC}REMENT_EXPR): Likewise.
- * tree.c (stabilize_reference): Always ignore the first operand of
- COMPOUND_EXPRs.
-
-Mon May 6 13:14:45 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.c (gen_shifty_op): Truncate VALUE to avoid out of bounds array
- access.
-
- * expr.c (expand_expr, case INDIRECT_REF): Delete obsolete code
- to special case a SAVE_EXPR operand.
-
-Mon May 6 10:00:12 1996 Pat Rankin <rankin@eql.caltech.edu>
-
- * vax.h (ASM_OUTPUT_MI_THUNK): Define.
-
-Mon May 6 09:49:10 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k/linux.h: Use the new trampoline definition.
- (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Deleted.
- (INITIALIZE_TRAMPOLINE): Changed.
- (FINALIZE_TRAMPOLINE, CLEAR_INSN_CACHE): New.
-
-Mon May 6 09:43:55 1996 Patrick J. LoPresti (patl@lcs.mit.edu)
-
- * rtlanal.c (rtx_addr_varies_p): Scan operands of type `E'.
-
-Mon May 6 09:04:40 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * x-linux{,-aout} (BOOT_CFLAGS, STMP_FIXPROTO, STMP_FIXPROTO): Deleted.
- * config/t-linux (BOOT_CFLAGS, STMP_FIXPROTO, STMP_FIXPROTO): New,
- moved from x-linux.
- * t-linux-aout: New file.
- * configure (i[3456]86-*-linux*oldld*, i[3456]86-*-linux*aout*):
- Set tmake_file to t-linux-aout.
-
-Sun May 5 22:13:22 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * Makefile.in (gxx_include_dir): Change to $(prefix)/include/g++.
- (old_gxx_include_dir): New - defined as $(libdir)/g++-include.
- (cccp.o, cpplib.o): Also pass OLD_GPLUSPLUS_INCLUDE_DIR (set
- from $(old_gxx_include_dir)).
- * cccp.c (include_defaults_array): For C++, also search
- OLD_GPLUSPLUS_INCLUDE_DIR.
- * cpplib.c (default_include): Likewise.
- * configure: Remove no-longer-needed support for --gxx-include-dir.
-
-Sun May 5 21:59:53 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * c-lex.c (check_newline): Fix #pragma parsing; issue error message
- for directive that starts with `p' but isn't `pragma'.
-
-Sun May 5 13:13:40 1996 Jeremy Bettis <jeremy@hksys.com>
-
- * objc/hash.c (hash_value_for_key): Prevent endless loop when 0 was
- stored in a hashtable.
-
-Sun May 5 13:09:54 1996 Satoshi Adachi (adachi@wisdom.aa.ap.titech.ac.jp)
-
- * m68k/newsgas.h (SET_ASM_OP, ASM_WEAKEN_LABEL): Define.
-
-Sun May 5 12:48:08 1996 Stephen L Moshier (moshier@world.std.com)
-
- * tree.c (build_real_from_int_cst): Remove spurious test for
- REAL_IS_NOT_DOUBLE.
-
-Sat May 4 12:17:58 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm.h (ASM_OUTPUT_MI_THUNK): Moved here from aout.h. Rewrite to be
- independent of the selected assembler, and to use optimal number of
- instructions.
- * arm/aout.h (ASM_OUTPUT_MI_THUNK): Delete.
-
- * arm/aout.h (ASM_OUTPUT_OPTIONS): Define.
- (ASM_FILE_START): Call ASM_OUTPUT_OPTIONS.
- (BSS_SECTION_OP): Define.
- (ASM_OUTPUT_ALIGN): Don't output anything if byte alignment is wanted.
- (ASM_OUTPUT_ALIGNED_BSS): Define.
- * arm.h (target_cpu_name): Delete.
- (TARGET_SWITCHES): Delete "be" and "le".
- (TARGET_OPTIONS): Delete "cpu-", add "tune=".
- (struct arm_cpu_select): New struct.
- (PROCESSOR_DEFAULT, TARGET_CPU_DEFAULT): Define.
- (EXTRA_CC_MODES, EXTRA_CC_NAMES): Add CC_Cmode.
- (CANONICALIZE_COMPARISON): Define.
- * arm.c (arm_select): Declare and initialize.
- (all_procs): Add arm7100.
- (arm_override_options): Parse arm_select structure to determine
- selected architecture and tuning parameters.
- (output_option, output_options): New functions.
- (arm_canonicalize_comparison): New function.
- (arm_gen_movstrqi): Don't add a writeback of the index registers for
- the last instructions.
- (arm_select_cc_mode): Detect case where mode is carry out of unsigned
- arithmetic.
- (output_lcomm_directive): Use bss_section (), and use alignment
- rather than rounding.
- (get_arm_condition_code): Handle CC_Cmode.
- (final_prescan_insn): Avoid boundary case where we would occasionally
- inline MAX_INSNS_SKIPPED+1 insns. Allow call_insns to be inlined in
- APCS_32 mode if they are the last insn in the block.
- * arm.md (*addsi3_compareneg): Delete potentially unsafe insn.
- (*addsi3_compare_op[12]): New insns.
- (*compare_addsi2_op[01]): New insns.
- (*addsi3_carryin, *addsi3_carryin_alt[12]): New insns.
- (*cmp_ite1): Use arm_add_operand instead of arm_rhs_operand.
- * semi.h (PROCESSOR_DEFAULT): Default to PROCESSOR_ARM6.
-
-Fri May 3 10:52:11 1996 1996 Stan Cox (coxs@dg-rtp.dg.com)
-
- * i386.md (movesicc, movehicc) Pentium Pro conditional move insns.
-
- * i386.h (TARGET_PENTIUMPRO, TARGET_CMOVE, BRANCH_COST,
- ASM_OUTPUT_FUNCTION_PREFIX): New macros for conditional move.
-
- * i386.c (asm_output_function_prefix, function_prologue): Setup
- pic on Pentium Pro so a return will match the call.
- (print_operand, put_condition_code): Output conditional move suffixes.
-
-Fri May 3 10:52:11 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386/{att.h,gas.h,bsd.h,sub386.h} (ASM_OUTPUT_MI_THUNK): Define.
-
-Wed May 1 17:54:51 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.h (ASM_OUTPUT_MI_THUNK): Fix for sparc64, optimize.
-
-Wed May 1 13:28:32 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386/linux.h (ASM_OUTPUT_ALIGNED_BSS): Define.
- * i386/sysv4.h: Likewise.
- * sparc/sysv4.h: Likewise.
-
-Wed May 1 01:44:47 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c (h8300_adjust_insn_length): Adjust the cost of
- shifts by small constant values.
- * h8300.md: Remove names from many patterns which don't need them.
- (compare insns): Don't underestimate lengths.
- (andqi3 expander): Remove constrains.
- (andhi3): Don't underestimate length.
- (andsi3): Don't underestimate length. Improve code when upper
- or lower half of destination is being cleared.
- (indirect_jump_h8300, indirect_jump_h8300h): Simplify.
- (shift insns): Remove useless "I" constraint.
-
- * h8300.md (bcs type): Remove "bcs" type attribute and all references.
- (bcs insns): Delete. No longer needed.
- (setcc from bitfield): Rewrite to use zero_extract. Provide
- QImode, HImode and SImode variants.
-
-Tue Apr 30 18:13:09 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * svr4.h (SELECT_SECTION): If RELOC is true, put it in data.
-
-Tue Apr 30 17:26:30 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * fold-const.c (fold): Don't call convert to recreate tree nodes
- we already have.
-
-Tue Apr 30 16:52:41 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c (one_insn_adds_subs_operand): New function.
- (h8300_adjust_insn_length): New function.
- * h8300.h (ADJUST_INSN_LENGTH): Define.
- * h8300.md: Remove obsolete comments.
- (move patterns): Tweak constraints.
- (tst patterns): Use "register_operand" for predicate.
- (adds pattern): Use one_insn_adds_subs_operand to get length
- computation correct.
- (subs pattern): Similarly.
- (movstrhi): Remove unused expander.
- (fancy*, pxor, and-not patterns): Remove. No longer needed.
-
-Tue Apr 30 13:35:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sol-c0.c (_start): Temporarily display calling
- __do_global_ctors, since the Solaris linker doesn't handle the
- relocations properly.
-
-Mon Apr 29 13:03:12 1996 Doug Evans <dje@cyguns.com>
-
- * sparc/vxsparc.h: sparc-aout.h renamed to aout.h.
-
-Mon Apr 29 00:35:15 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c (names_small): Remove "BAD" postfix from %r7 byte registers.
- (rtx_equal_function_value_matters): Remove extra declaration.
- (output_simode_bld): New function.
- * h8300.h (NO_FUNCTION_CSE): Do define this.
- (reg_class): Remove LONG_REGS, SP_REG, SP_AND_G_REGS.
- (REG_CLASS_{NAMES,CONTENTS,FROM_LETTER}): Corresponding changes.
- (REGNO_REG_CLASS): Corresponding changes.
- (output_simode_bld): Declare.
- * h8300.md: Nuke comments for stuff which has been fixed.
- (all patterns): Remove references to register class "a" (SP_REGS)
- which no longer exists.
- (many patterns): Accept auto-inc auto-dec addresses in more cases.
- (zero_extendqisi2): New pattern for the H8/300.
- (zero_extendhisi2): Only use zero_extendhisi2_h8300 when not
- optimizing.
- (extendhisi2): Only use extendhisi2_h8300 when not optimizing.
- (extendqisi2): New pattern for the H8/300.
- (bitfield related patterns): Completely rewrite.
- (fancy_bclr, fancy_btst): Deleted.
- (addhi3 pattern for h8300): Handle case where we can't make matching
- constraints (works around hard to fix reload problem).
- (stack_pointer_manip): Delete.
- (and not patterns): New combiner patterns.
-
- * pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Make sure the
- final $CODE$ subspace is in the $TEXT$ space.
-
-Sun Apr 28 14:52:21 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * svr4.h (ASM_OUTPUT_SECTION_NAME): If no decl is specified,
- make the section read/write data.
-
-Sat Apr 27 10:28:59 1996 Michael Meissner <meissner@wogglebug.tiac.net>
-
- * rs6000/t-ppcgas (MULTILIB_EXCEPTIONS): Don't allow -mrelocatable
- and -mcall-sysv-noeabi.
-
- * rs6000/sysv.h (SUBTARGET_OVERRIDE_OPTIONS): The -mcall-aix
- option sets -meabi. Don't allow -mrelocatable without -meabi.
-
-Fri Apr 26 16:10:46 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.md (*smacsi,*smacdi,*umacdi): Fix constraint on
- operand 0.
-
-Fri Apr 26 14:36:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * i960/t-{960bare,vxworks960} (MULTILIB*): Add
- soft-float multilib support.
-
-Fri Apr 26 06:38:56 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * stor-layout.c (layout_decl): Turn off DECL_BIT_FIELD for BLKmode
- that's properly aligned and a multiple of a byte.
-
-Thu Apr 25 22:43:19 1996 Doug Evans <dje@cygnus.com>
-
- * i386/gas.h (ASM_OUTPUT_ALIGN): #if 0 out again.
- Undoes change of Apr. 9.
- * i386/go32.h (ASM_OUTPUT_ALIGN): Define.
-
-Thu Apr 25 14:05:33 1996 Richard Kenner (kennervlsi1.ultra.nyu.edu)
-
- * calls.c (expand_call): In inlining case, if BEFORE_CALLS is
- zero, start looking at first insn (one more place).
-
- * expr.c (expand_builtin, case BUILT_IN_SETJMP): CLOBBER the
- static chain after label at setjmp point.
-
-Thu Apr 25 09:02:24 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (print_operand{,_address}): Correct compile error if
- TARGET_EABI is not defined. Also, just call small_data_operand,
- without testing the ABI.
- (rs6000_select_section): Ditto.
-
- * rs6000/sysv4.h (CC1_SPEC): For -mcall-solaris, don't pass
- -mno-main-init.
-
-Wed Apr 24 18:26:48 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * collect2.c (handler): Delete export_file when we get a signal.
-
-Wed Apr 24 14:54:44 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa/pa1-ghpux.h (LINK_SPEC): Define. Link in PA1.1 libraries
- by default.
- * pa/{pa1-ghpux9.h, pa1-hpux.h, pa1-hpux9.h}: Likewise.
-
-Wed Apr 24 11:12:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * configure (powerpc{,le}-*-eabi*): Use t-ppc{,gas}, instead of
- t-eabi{,gas}.
- (powerpc-*-linux,powerpcle-*-solaris): Add definitions.
- (MULTILIB_DIRNAMES): Pick shorter names for the multilib
- directories.
- (MULTILIB_*): Do not build -msdata versions of the library. Build
- both system V and eabi versions of the libraries.
-
- * rs6000/t-ppc{,gas} (MULTILIB*): Don't build -msdata versions of
- the libraries. Split -mcall-sysv libraries into
- -mcall-sysv-{eabi,noeabi} varients.
- (LIB2FUNCS_EXTRA): Add eabi.S, eabi-ctors.c.
- (eabi.S): Use eabi.S, not eabi.s for eabi.asm.
- (crt files): Add support for Solaris crt files.
-
- * rs6000/sol{2.h,-c0.c,-ci.asm,-cn.asm}: New files for Solaris.
-
- * rs6000/linux.h: New file for Linux-based GNU system support.
-
- * rs6000/eabi-ci.asm (ppc-asm.h): Include.
- (.got section): Correct attribute.
-
- * rs6000/eabi-c{i,n}.asm (.init,.finit): Add support for System V
- style .init/.fini sections, that constructors and destructors
- place a bl <func> in the appropriate section.
-
- * rs6000/eabi-ctors.c (__do_global_{c,d}tors): Call __init, and
- __fini to handle constructors/destructors in the .init, .fini
- sections.
-
- * rs6000/{eabi,sysv}.h: Move most eabi configuration stuff from
- eabi.h to sysv.h.
-
- * rs6000/sysv.h (TARGET_*): Convert -mcall-xxx from switch into option.
- Add -mcall-{solaris,linux,sysv-eabi,sysv-noeabi} options.
- Add -m{,no-}eabi options to control whether we adhere to
- the System V spec or the EABI spec. Add -m{,no-}regnames to
- control whether registers are printed out as %r0 instead of 0.
- (SUBTARGET_OVERRIDE_OPTIONS): Add support for new -mcall options.
- (FP_ARG_MAX_REG): Use new macros for ABI conformance.
- (RS6000_REG_SAVE): Likewise.
- (STACK_BOUNDARY,BIGGEST_ALIGNMENT): If eabi, align to 8 byte
- boundary, otherwise 16 byte.
- (EXTRA_SECTIONS): Add .init, .fini sections.
- (*_SPEC): Reorganize so that the different targets all have sub
- specs that go in the specs file. Add support for linux and
- Solaris targets.
-
- * rs6000/{sysv4,eabi}*.h (*_SPECS): Only override the default
- spec, all other specs moved to sysv4.h.
- (RS6000_ABI_NAME): Use RS6000_ABI_NAME to set the default ABI
- name, not TARGET_DEFAULTS.
-
- * rs6000/xm-sysv4.h (alloca): Properly declare alloca if compiler
- is not GCC.
- (DONT_DECLARE_SYS_SIGLIST): Define.
-
- * rs6000.c (rs6000_abi_name): New global for getting the results
- of -mcall-xxx.
- (rs6000_reg_names): New global for holding the normal register names.
- (alt_reg_names): Alternate register names for -mregnames.
- (rs6000_override_options): If -mregnames, copy alt_reg_names into
- rs6000_reg_names.
- (input_operand): Recognize ABI_SOLARIS.
- (small_data_operand, init_cumulative_args): Likewise.
- (function_arg{,_boundary,_advance,_partial_nregs}): Likewise.
- (function_arg_pass_by_reference, setup_incoming_varargs): Likewise.
- ({rs6000,debug}_stack_info, output_{prolog,epilog}): Likewise.
- (print_operand): %$ prints '.' on Solaris, '$' elsewhere.
- (print_operand{,_address}): If not eabi, use @sdarel for small
- data references.
- (rs6000_stack_info): Only emit __eabi call if TARGET_EABI.
-
- * rs6000.h (*_SPECS): Move the System V specs to svr4.h.
- (ABI_SOLARIS): New ABI, mostly like System V.
- (EXTRA_CONSTRAINT): Use ABI_SOLARIS like ABI_V4.
- (RETURN_ADDRESS_OFFSET, (LEGITIMATE_SMALL_DATA_P): Likewise.
- (RETURN_IN_MEMORY): On Solaris, small structures are returned in regs.
- (REGISTER_NAMES): Use rs6000_reg_names array, instead of string
- literals.
- (DEBUG_REGISTER_NAMES): Define.
- (ADDITIONAL_REGISTER_NAMES): Add sp, toc aliases.
- (PRINT_OPERAND_PUNCT_VALID_P): Recognize $ as a punctuation char.
-
- * rs6000.md (got & call patterns): Use ABI_SOLARIS to mean the
- same as ABI_V4.
- (branch patterns): Use %$ for the current location, not just $.
-
- * va-ppc.h: Add Solaris support.
-
-Tue Apr 23 20:02:13 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.c (output_function_prologue): In -mbroken-saverestore
- case, %sp = %fp - size.
- * sparc/t-splet (TARGET_LIBGCC2_CFLAGS): Delete.
- * sparc.md (isa attribute): Add sparclet.
- (*smacsi,*smacdi,*umacdi): Use match_operand, not match_dup
- for third arg.
- (*mulsidi3_sp32,const_mulsidi3,*umulsidi3_sp32,const_umulsidi3): Use
- smuld,umuld for sparclet.
-
-Tue Apr 23 16:28:28 1996 Michael Meissner <meissner@wombat.gnu.ai.mit.edu>
-
- * m68k/m68kemb.h: Add {LINK,STARTFILE,LIB,SUBTARGET}_SPEC, so
- gcc will use libgloss for supported target boards {idp,mvme,bcc}.
-
-Tue Apr 23 16:00:28 1996 Per Bothner <bothner@cygnus.com>
-
- * expr.c (store_constructor): Fix test for missing array elements.
-
-Tue Apr 23 11:21:09 1996 Stephen L Moshier (moshier@world.std.com)
-
- * i386/sco5.h (BSS_SECTION_ASM_OP): Use `data' directive.
- (ASM_OUTPUT_ALIGNED_LOCAL): Generate an `lcomm' directive.
- (TARGET_DEFAULT): Include TARGET_IEEE_FP.
- (CPP_PREDEFINES): Include Di386.
-
-Mon Apr 22 12:00:46 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (BIGGEST_FIELD_ALIGNMENT): Delete.
- (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Define.
- * sysv4.h (BIGGEST_FIELD_ALIGNMENT): Delete.
- (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Undefine.
- * win-nt.h (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Undefine.
-
-Sun Apr 21 17:52:36 1996 Jim Wilson <wilson@cygnus.com>
-
- * m68k/coff.h (ASM_OUTPUT_SECTION): Test DECL before
- dereferencing it.
-
- * cse.c (cse_process_notes): Handle SUBREG like ZERO_EXTEND.
-
-Sun Apr 21 12:57:12 1996 Doug Evans <dje@cygnus.com>
-
- * arm/aout.h (ASM_OUTPUT_MI_THUNK): Define.
-
-Sun Apr 21 09:50:09 1996 Stephen L Moshier (moshier@world.std.com)
-
- * choose-temp.c: Include sys/types.h before sys/file.h for sco3.2v5.
-
-Sun Apr 21 08:42:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.c (check_float_value): Cast args of bcopy to avoid warnings.
-
-Sat Apr 20 21:22:21 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * stor-layout.c (layout_record): Use ADJUST_FIELD_ALIGN to modify
- alignment of fields within records.
-
-Sat Apr 20 19:55:33 1996 Niels Moller <nisse@lysator.liu.se>
-
- * c-parse.in (typespec): Made <SomeProtocol> equivalent
- to (id <SomeProtocol>).
- (non_empty_protocolrefs): New nonterminal.
-
-Sat Apr 20 08:34:02 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * stmt.c (check_for_full_enumeration_handling): Call case_tree2list
- before checking for case expressions not corresponding to enumerators.
- (mark_seen_cases): If SPARSENESS == 2, exploit AVL order.
- Else, convert tree to list.
- Set xlo to -1 if SPARSENESS == 1 search failed.
- (expand_end_case): Avoid calling case_tree2list on list.
-
-Fri Apr 19 16:54:57 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/win-nt.h (BIGGEST_FIELD_ALIGNMENT): Set to 64, not
- 32 that AIX uses.
-
-Fri Apr 19 16:40:38 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.md (movqi): Handle QImode values in %si and %di.
-
-Thu Apr 18 20:56:56 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.md (lshrsi3): Change gen_ashlsi3_d to gen_lshrsi3_d.
-
-Thu Apr 18 15:49:28 1996 Per Bothner <bothner@cygnus.com>
-
- * sparc.h (ASM_OUTPUT_MI_THUNK): Define.
-
-Thu Apr 18 15:19:26 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.md: Remove "type" attribute from all patterns except those
- which have varying length branches. Eliminate obsolete "type"
- attributes. Add "length" and "cc" attributes to insns without them;
- fix some length computations. Remove patterns which are commented out.
-
- * h8300.md (zero extension expanders and insns): Simplify, fix various
- length problems, provide optimized versions for the h8300 and h8300h.
- (sign extension expanders and insns): Likewise. Make them
- nearly identical to zero_extension patterns and insns.
-
-Wed Apr 17 18:50:16 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.h (SELECT_SECTION): Define. Never place a something
- into the read-only data section if it requires a reloc.
-
- * pa.md (rotlsi3): Delete unnecessary and incorrect pattern.
-
-Wed Apr 17 17:15:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (movdi): Never FAIL, even if operand[1] is not a
- general operand, due to being in volatile memory.
-
-Wed Apr 17 15:20:10 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * c-lex.c (check_newline): Rewrite to use tokens.
- (handle_sysv_pragma): Take a token instead of a character.
- * i960.c (process_pragma): Take the IDENTIFIER_POINTER tree
- node instead of a character.
- * sh.c (handle_pragma): Likewise.
- * config/nextstep.c (handle_pragma): Likewise.
- * h8300.c (handle_pragma): Likewise.
- * i960.h (HANDLE_PRAGMA): Expect/pass 2nd arg of NODE, not CH.
- * sh.h (HANDLE_PRAGMA): Likewise.
- * config/nextstep.h (HANDLE_PRAGMA): Likewise.
- * h8300.h (HANDLE_PRAGMA): Likewise.
-
-Wed Apr 17 14:28:43 1996 Doug Evans <dje@cygnus.com>
-
- * choose-temp.c: Don't include sys/file.h ifdef NO_SYS_FILE_H.
- #include <stdio.h>.
- (choose_temp_base): Make tmp,usrtmp, static locals.
-
-Wed Apr 17 08:41:02 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.c (alpha_emit_conditional_move): Fix some bugs in previous
- change and do some cleanup.
-
-Tue Apr 16 18:53:05 1996 Jim Wilson <wilson@cygnus.com>
-
- * reload.c (push_reload): Add extra reload for inside of SUBREG if
- it is CONSTANT_P.
-
- * expr.c (do_store_flag): Rewrite last change to avoid compiler
- warnings.
-
- * reload.c (push_reload): When reuse an old reload, set the modes
- to be the larger of the old and new modes.
-
- * i960/t-960bare (xp-bit.c): Fix typo in source file name.
-
-Tue Apr 16 18:09:16 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.md (andhi3): If 2nd operand is a CONST_INT that meets 'J'
- constraint, then only two bytes are needed for this insn. Improve
- code generated for the h8300h when both operands are registers.
- (iorhi3, xorhi3): Likewise. Rework to be nearly identical to andhi3.
- (andsi3): If 2nd operand is a CONST_INT that meets the 'J'
- constraint, then only two bytes are need for this insn.
- Improve code generated for the h8300h regardless of the
- type of the 2nd operand. Make this pattern work on the h8300 too.
- (iorsi3, xorsi3): Likewise. Rework to be nearly identical to andsi3.
- (iorqi3_internal): Make this pattern look more like andqi3_internal.
- (one_cmplhi2, one_cmplsi2): Fix length computation for H8300H.
-
-Tue Apr 16 17:43:25 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
-
- * i386.md (addsidi3_2): Handle non-MEM overlap case.
-
-Tue Apr 16 16:59:49 1996 Richard Henderson <rth@tamu.edu>
-
- * function.c (expand_function_end): Allow TRAMPOLINE_TEMPLATE
- to be omitted on systems for which it is not cost effective.
- * varasm.c (assemble_trampoline_template): No such function
- if no TRAMPOLINE_TEMPLATE.
- * m68k.h: Greatly simplify the run-time trampoline code:
- (TRAMPOLINE_TEMPLATE, TRANSFER_FROM_TRAMPOLINE): Delete define.
- (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Changed.
- (TRAMPOLINE_ALIGN): No point aligning to cache line.
- (FINISH_INIT_TRAMPOLINE): New define.
- * m68k/next.h: Instead of redefining INITIALIZE_TRAMPOLINE,
- make use of the new FINISH_INIT_TRAMPOLINE.
- * m68k/{m68k.h,next.h,aux.h} (FINISH_INIT_TRAMPOLINE):
- Rename to FINALIZE_TRAMPOLINE.
- * m68k/{linux.h,m68kv4.h}: Override trampoline macros.
-
-Tue Apr 16 16:02:50 1996 David Edelsohn <edelsohn@mhpcc.edu>
-
- * combine.c (make_field_assignment): Allow XOR in final case.
-
-Tue Apr 16 11:33:53 1996 J.T. Conklin <jtc@rtl.cygnus.com>
-
- * m68k.h (TARGET_SWITCHES): Don't remove MASK_68060 with -msoft-float.
-
- * m68k.h (MULL_COST, MULW_COST, RTX_COSTS): Add costs for TARGET_68060.
- * m68k.md (ashlsi_16, lshrsi_16): Disable pattern for TARGET_68060;
- this special case is not faster for that cpu.
-
-Tue Apr 16 10:54:55 1996 Eliot Dresselhaus <dresselh@rft30.nas.nasa.gov>
-
- * alpha.c (alpha_emit_conditional_move): New function.
- * alpha.h (alpha_emit_conditional_move): Declare it.
- * alpha.md (cmov* define_expands): Use it.
-
-Tue Apr 16 09:06:17 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * function.h (struct function): New field returns_pointer.
- * function.c (push_function_context_{to,from}): Save and restore
- current_function_returns_pointer.
-
- * config/svr4.h (ENDFILE_SPEC): Add missing `%s'.
-
- * configure (m68k-*-linux*aout*): Set tmake_file to m68k/t-linux-aout.
- (m68k-*-linux*): Set extra_parts.
- * m68k/t-linux (INSTALL_ASSERT_H): New definition.
- (CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): New definitions.
- * m68k/t-linux-aout: New file.
- * m68k/linux.h (LIB_SPEC): Deleted.
- (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Define.
-
- * m68k.h (TRAMPOLINE_ALIGNMENT): Specify alignment in bits, not bytes.
-
-Tue Apr 16 08:53:17 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * final.c (final_scan_insn): Allow removal of redundant test and
- compare instructions that use clobbers.
-
-Tue Apr 16 06:22:00 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-decl.c (clear_limbo_values): New function.
- (pushdecl): Call it for function body blocks.
-
- * objc/thr-decosf1.c (_objc_thread_id): Correct return type from
- int to _objc_thread_id.
-
- * expr.c (expand_builtin, case BUILT_IN_LONGJMP): Make a decl
- for __dummy, so we can call make_function_rtl on it.
-
- * expr.c (expand_assignment): Don't pre-evaluate RHS if a CALL_EXPR
- with a variable-size return.
-
-Mon Apr 15 17:38:45 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * fixincludes: Fix undefined VOIDFUNCPTR in VxWorks 5.2 <time.h>.
-
-Mon Apr 15 15:12:16 1996 Jim Wilson <wilson@cygnus.com>
-
- * expr.c (do_store_flag): Before calling exact_log2, remove any
- sign extension bits.
-
- * reload1.c (emit_reload_insns): Call reload_reg_reaches_end_p for
- every reg of multi-reg spill register. Invalidate old info for multi
- reg spill registers when only part survives to the end.
-
-Mon Apr 15 14:49:12 1996 Mike Stump <mrs@cygnus.com>
-
- * function.c (preserve_temp_slots): Only preserve temporaries that
- happen to be at the current level.
-
-Mon Apr 15 14:08:12 1996 Doug Evans <dje@canuck.cygnus.com>
-
- * gansidecl.h: New file.
- * choose-temp.c: New file.
- * Makefile.in (xgcc): Depend on and link in choose-temp.o.
- (collect2): Likewise.
- (choose-temp.o): Add rule for.
- * collect2.c: #include "gansidecl.h".
- (const,PROTO): Delete.
- (P_tmpdir): Delete.
- (choose_temp_base): Declare as extern, delete internal copy.
- (main): Update call to choose_temp_base.
- * cpphash.c: #include "gansidecl.h".
- (NULL,const,volatile): Delete.
- * demangle.h: #include "gansidecl.h".
- (PROTO,PTR,const): Delete.
- * expr.h (const): Delete.
- * fix-header.c: #include "gansidecl.h".
- (const): Delete.
- * gcc.c: #include "gansidecl.h".
- (PROTO,VPROTO,PVPROTO,VPROTO,VA_START,NULL): Delete.
- (GENERIC_PTR,NULL_PTR,P_tmpdir): Delete.
- (choose_temp_base): Declare as extern, delete internal copy.
- (concat): Rewrite to take a variable number of arguments.
- (choose_temp_base_try,concat[346]): Delete.
- (translate_options,set_spec,process_command,do_spec_1,
- is_directory,main): Always use concat, not concat[346]. Pass
- NULL_PTR as trailing arg to concat.
- * genattr.c (main): Delete printing of "#define PROTO".
- * machmode.h: #include "gansidecl.h".
- (PROTO): Delete.
- (HAVE_MACHINE_MODES): Move definition to standard place.
- * recog.h: #include "gansidecl.h".
- (PROTO,const): Delete.
- * rtl.h: #include "gansidecl.h".
- (PROTO,VPROTO,PVPROTO,VPROTO,VA_START,STDIO_PROTO): Delete.
- (NULL,GENERIC_PTR,NULL_PTR): Delete.
- * tree.h: Likewise.
-
-Mon Apr 15 08:49:20 1996 Tom May (ftom@netcom.com)
-
- * cse.c (invalidate_skipped_set): Ignore CLOBBER after calling
- note_mem_written, not before.
-
-Mon Apr 15 08:22:03 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k.md (tstdi): Optimized for "d" case.
- (movqi): Allow moving "i" into "a".
- (zero_extendsidi2): Alternatives merged.
- (extendplussidi): Fixed when operands 0 and 1 share a register.
- (adddi_sexthishl32): Constraints reordered for better reload.
- (adddi3,subdi_sexthishl32,subdi3,negdi2): Likewise.
- (ashldi_sexthi): Accept "m" as operand 0.
- (ashldi_const32): Alternatives merged.
- (ashift patterns): Output "lsl" instead of "asl".
- (beq0_di): If condition codes already set, output only branch insn.
- (bne0_di,bge0_di,blt0_di): Likewise.
- * m68k.c (notice_update_cc, case ASHIFT{,RT}, LSHIFTRT, ROTATE{,RT}):
- Don't set CC_NO_OVERFLOW.
- * m68k.h (TARGET_SWITCHES): Fix typo in "c68000" entry.
-
-Mon Apr 15 08:06:17 1996 Stephen L Moshier (moshier@world.std.com)
-
- * real.c (eadd1): Check for overflow on X plus X.
-
-Mon Apr 15 08:02:24 1996 J.T. Conklin <jtc@cygnus.com>
-
- * i386/netbsd.h (HAVE_SYSV_PRAGMA): Removed definition.
- * config/netbsd.h (HAVE_SYSV_PRAGMA): Define.
- (SET_ASM_OP): Define.
-
-Mon Apr 15 07:28:54 1996 Fila Kolodny <fila@ibi.com>
-
- * configure: Add definition for host= into Makefile.
- * build-make (CC): Pass -b $(host), not target.
-
-Mon Apr 15 05:12:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (bc_expand_increment): Change declaration to return void.
-
- * toplev.c (max_label_num_after_reload): New variable.
- (rest_of_compilation): Set it.
- * reorg.c (find_dead_or_set_registers): Only kill spill regs after
- label made before jump2.
-
- * combine.c (expand_field_assignment): Take SUBREG_WORD into
- account when have STRICT_LOW_PART.
- (make_extraction): Make a STRICT_LOW_PART at any low-order word.
-
-Mon Apr 15 03:43:11 1996 Jeffrey A. Law <law@cygnus.com>
-
- * flags.h (flag_function_sections): Declare.
- * toplev.c (flag_function_sections): Define.
- (compile_file): Add warnings when -ffunction-sections is
- used with -g, or profiling. Disable -ffunction-sections
- when profiling is used. Add warning when -ffunction-sections
- is used on a target that doesn't support it.
- * varasm.c (named_section): Make a copy of the section name
- in case the original is in temporary storage.
- (function_section): Set DECL_SECTION_NAME for each function
- if flag_function_sections is on and the target supports it.
- * dbxout.c (dbxout_function_end): New function.
- (dbxout_function): Call dbxout_function_end if using extensions
- and flag_function_sections is on.
- * sparc/sysv4.h (ASM_OUTPUT_SECTION_NAME): Prefix a function
- section's name with ".text%" when -ffunction-sections.
-
-Sun Apr 14 19:37:43 1996 Doug Evans <dje@cygnus.com>
-
- * toplev.c (main): Delete redundant test for -p used with -fbytecode.
-
-Sun Apr 14 19:01:59 1996 John F. Carr <jfc@mit.edu>
-
- * c-decl.c (finish_enum): Don't crash if no type can represent all
- enumeration values.
-
-Sun Apr 14 18:56:40 1996 J.T. Conklin <jtc@rtl.cygnus.com>
-
- * m68k.md (ftruncdf2): Enable for m68060 systems.
-
-Sun Apr 14 18:49:30 1996 David L. Reese (david.reese@east.sun.com)
-
- * fold-const.c (range_test): Don't convert hi_cst or lo_cst
- to unsigned when folding signed range tests.
-
-Sun Apr 14 08:56:27 1996 Stephen L Moshier <moshier@world.std.com>
-
- * real.h (ereal_from_{int,uint}): Add new arg, MODE.
- (REAL_VALUE_FROM{,_UNSIGNED}_INT): New arg, MODE.
- * real.c (ereal_from_{int,uint}): New arg, MODE.
- * cse.c (simplify_unary_operation): Add new arg to REAL_VALUE_FROM_INT.
- * fold-const.c (fold_convert): Likewise.
- * tree.c (real_value_from_int_cst): New arg, TYPE.
- Pass mode to REAL_VALUE_FROM_INT.
- (build_real_from_int_cst): Properly deal with truncation.
-
-Sun Apr 14 08:21:29 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (try_combine): When substituting in output of I2,
- ensure dest isn't clobbered in I2.
-
- * combine.c (combine_instructions): In initial scan of insns,
- handle a REG_INC note's affect on sign bit copies and nonzero bits.
- (set_nonzero_bits_and_sign_copies): Treat a zero SET arg as a CLOBBER.
-
-Sun Apr 14 07:52:28 1996 Manor Askenazi <manor@santafe.edu>
-
- * objc/encoding.c (objc_skip_typespec): Don't abort for _C_UNDEF.
-
-Sat Apr 13 20:35:36 1996 Richard Henderson (richard@atheist.tamu.edu)
-
- * configure (m68k-apple-aux*): Rework to take advantange
- of list of tm.h files and support all four gas/gld options.
- * m68k/auxas.h, m68k/auxgas.h, m68k/auxgld.h, m68k/auxld.h: New files.
- * m68k/auxstd.h, m68k/auxgnu.h: Deleted.
-
-Sat Apr 13 20:18:11 1996 Stephen L Moshier <moshier@world.std.com>
-
- * alpha.c (check_float_value): New function.
- * alpha.h (CHECK_FLOAT_VALUE): Define.
- (ASM_OUTPUT_FLOAT): Print the value in hex.
-
-Sat Apr 13 15:08:45 1996 Doug Evans <dje@canuck.cygnus.com>
-
- * configure: New target arm{,el}-*-coff*.
- (cpu_default): Sort alphabetically.
- * arm/coff.h: New file.
- * arm/t-bare: New file.
- * arm/arm.c (use_return_insn): Don't use return for naked functions.
- (arm_valid_machine_decl_attribute): New function.
- (arm_naked_function_p): New function.
- (output_func_prologue): Naked functions don't have prologues.
- (arm_expand_prologue): Likewise.
- (output_func_epilogue): Likewise with epilogues.
-
-Sat Apr 13 11:31:32 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c (adds_subs_operand): Fix thinko in last change.
-
- * h8300.md (subhi3): Turn into a define_expand.
- (subhi3 using adds_subs): New pattern.
- (H8300 subhi): Derived from old subhi pattern. Simplified.
- (H8300H subhi): Likewise.
- (subsi using adds_subs): New pattern. Only used on H8300H.
- (subsi_h8300): Allow "a" registers as destination.
- (subsi_h8300h): Allow "a" registers as destination. Simplify.
-
- * h8300.md (bcs_qiqi, bcs_hihi, bs_hiqi): Fix thinkos
- in last change.
-
-Sat Apr 13 08:59:48 1996 Fila Kolodny <fila@ibi.com>
-
- * i370/mvs.h (ASM_DECLARE_FUNCTION_NAME): Don't write anything to
- asm file, because everything is handled in FUNCTION_PROLOGUE.
-
-Sat Apr 13 07:55:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.c (alpha_emit_set_const_1): Renamed from
- alpha_emit_set_const and static.
- Remove change of Nov 26; again use normal mechanism for SImode.
- (alpha_emit_set_const): New function.
-
-Fri Apr 12 18:19:39 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c (adds_subs_operand, output_adds_subs): New functions.
- * h8300.md (addhi3): Turn into a define_expand.
- (addhi3 using adds_subs): New pattern.
- (H8300 addhi): Derived from old addhi pattern. Simplified.
- (H8300H addhi): Likewise.
- (addsi using adds_subs): New pattern. Only used on H8300H.
- (addsi_h8300): Allow "a" registers as destination.
- (addsi_h8300h): Simplify. Allow "a" registers as destination.
-
- * h8300.md (bcs): New attribute type.
- (default_length): Compute correct length for bcs insns.
- (bcs_qiqi, bcs_hihi, bs_hiqi): Use new type and update
- to account for correct length computation.
-
- * h8300.md (movhi_internal): Demand at least one operand to be reg.
- (movsi_h8300{{,h}): Optimize loading certain constants.
-
- * h8300.h (NO_FUNCTION_CSE): Comment out.
- (FUNCTION_ARG_REGNO_P): Properly define for TARGET_QUICKCALL.
- (RETURN_IN_MEMORY): Don't return small structs in regs.
-
- * h8300.c (const_costs): -4 and 4 are cheap on the h8300h.
- (notice_update_cc): Remove references to "value2" field.
-
- * h8300.c (dosize): Remove unused "fped" argument. All callers
- changed. Handle add/sub of 5-8 bytes efficiently on the h8300h.
-
- * h8300.c (print_operand): Handle new 'R' case for accessing
- the 8-bit area. Make code for 'Y' fall into code for 'R' when
- operand is not a register. Update some comments.
- (h8300_tiny_data_p): New function.
- (h8300_valid_machine_decl_attribute): Handle "tiny_data" attribute.
- * h8300.h (OK_FOR_U): Handle memory references into 8-bit area.
- (ENCODE_SECTION_INFO): Mark SYMBOL_REFs which refer to 8-bit area.
- * h8300.md (many patterns): Use 'R' rather than 'X' for
- operands that may be memory accesses into the 8-bit area.
- (btst pattern): New pattern to set the cc0 (zbit) based on
- data in the 8-bit area.
-
- * h8300.md (one_cmplsi2): Fix length computation for h8300h.
-
-Fri Apr 12 14:34:39 1996 Doug Evans <dje@cygnus.com>
-
- * arm.md (*ldmsi,*stmsi): Use (mem (match_operand ...))
- to avoid using indirect_operand (reload problems).
- * arm/semi.h (CPP_PREDEFINES): Define __semi__ instead of semi.
- * arm/aout.h (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX.
- (ASM_OUTPUT_ADDR_{VEC,DIFF_ELT}): Likewise.
-
-Fri Apr 12 09:43:30 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dbxout.c (dbxout_typedefs): Don't emit incomplete types yet.
- (dbxout_symbol): Use DECL_ARTIFICIAL to recognize C++ implicit
- typedefs.
-
-Thu Apr 11 21:56:26 1996 Doug Evans <dje@cygnus.com>
-
- * i386/t-winnt (winnt.o): Rewrite based on .c.o rule.
- (oldnames.o,spawnv.o): Add rules for.
-
-Thu Apr 11 07:25:06 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * calls.c (expand_call): In inlining case, if BEFORE_CALLS is
- zero, start looking at first insn.
-
- * expr.c (preexpand_calls, case CALL_EXPR): Rework to properly
- avoid expanding functions returning variable size objects.
-
- * integrate.c (expand_inline_function): When comparing types
- of formal and actual, use TYPE_MAIN_VARIANT.
-
-Thu Apr 11 00:48:29 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300/lib1funcs.asm (modnorm): New function(s). Like divnorm,
- but gets the sign bit right for modulo operations.
- (__modhi3, modsi3): Use modnorm.
-
- * h8300.c (dosize): On h8300h, do 4 byte adjusts using adds and subs.
- * h8300.h (LONG_LONG_TYPE_SIZE): Always make this 32bits.
- Reverses change from Apr 2, 1996.
-
-Wed Apr 10 18:39:52 1996 Doug Evans <dje@canuck.cygnus.com>
-
- * sparc.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
- (FUNCTION_PROFILER): Use ASM_GENERATE_INTERNAL_LABEL instead.
-
- * sparc.c (sparc_override_options): 90c701 renamed to tsc701.
- (eligible_for_epilogue_delay_slot): Don't allow anything if
- -mbroken-saverestore.
- (output_function_prologue): Only use trivial save's if
- -mbroken-saverestore.
- * sparc.h (CPP_SPEC): Handle -mcpu={sparclet,tsc701}.
- (ASM_SPEC): Likewise.
- ({MASK,TARGET}_BROKEN_SAVERESTORE): Define.
- (enum processor_type): 90C701 renamed to TSC701.
- * sparc.md (attr cpu): 90c701 renamed to tsc701.
- * sparc/splet.h (SUBTARGET_SWITCHES): Recognize -mbroken-saverestore.
-
-Wed Apr 10 17:56:02 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * m88k/dgux.h (EXTRA_SPECS): Define.
- (ASM_SPEC,CPP_SPEC,STARTFILE_SPEC): Use EXTRA_SPECS.
- * m88k/dguxbcs.h (ASM_SPEC,CPP_SPEC,STARTFILE_SPEC): Use EXTRA_SPECS.
- * m88k/m88k.c (output_ascii) Output literal HT.
-
-Wed Apr 10 17:28:37 1996 James Carlson (carlson@xylogics.com)
-
- * configure: Work around AIX bug when defining SUBDIRS.
-
-Wed Apr 10 17:22:42 1996 Paul Eggert <eggert@twinsun.com>
-
- * cexp.y (parse_number): Don't reject long long constants unless
- pedantic.
-
-Wed Apr 10 17:19:56 1996 Stephen L. Moshier (moshier@world.std.com)
-
- * real.c (e64toe): Properly distinguish between NaN and infinity
- bit patterns for real-words-big-endian targets.
-
-Wed Apr 10 17:17:26 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * real.c (endian): Add two explicit casts.
- (e64toe): Support ARM extended precision fp format.
- Check negative infinities properly for NaNs.
- (toe64): Support ARM extended precision fp format.
-
-Tue Apr 9 12:53:31 1996 Doug Evans <dje@canuck.cygnus.com>
-
- * i386/gas.h (ASM_OUTPUT_ALIGN): Define and use .balign.
-
-Tue Apr 9 12:48:45 1996 Stephen L Moshier (moshier@world.std.com)
-
- * sparc.c (fp_zero_operand): Exclude -0.0.
-
-Tue Apr 9 07:11:24 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * alpha.c: Fix typo in last change.
-
- * tree.c (substitute_in_expr): Don't return new expression if
- nothing changed.
- (substitute_in_type): Deleted, not used.
- * tree.h (substitute_in_type): Delete declaration.
-
-Mon Apr 8 16:30:18 1996 Jeffrey A. Law <law@cygnus.com>
-
- * flow.c (find_auto_inc): Also make sure there aren't
- any sets of the incremented register between the memory
- reference and increment insn.
-
-Mon Apr 8 15:41:14 1996 John Polstra (jdp@polstra.com)
-
- * configure (i[3456]86-*-freebsdelf*): New target.
- * i386/freebsd-elf.h: New file.
- * i386/x-freebsd (USER_H): New define; to null.
-
-Mon Apr 8 14:44:41 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * c-decl.c (finish_function): Always warn if main doesn't return int.
-
-Mon Apr 8 13:01:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (got_operand): New function, returns true if the
- operand can go in V.4's GOT.
- (rs6000_pic_register): New variable.
- (output_epilog): Reset rs6000_pic_register.
-
- * rs6000.h (rs6000_pic_register, got_operand, flag_pic): Add decls.
- (PREDICATE_CODES): Add got_operand.
-
- * rs6000.md (movsi): Add support for V.4's -fpic and -FPIC.
- (init_v4_pic): Initialize the V4 pic register if needed.
- (call patterns): If -fpic/-fPIC, call function with @plt suffix.
-
- * t-eabigas (MULTILIB_DIRNAMES): Remove errant pic directory.
-
- * rs6000.c (output_prolog): Correctly store & restore the
- arguments to main in their correct save location, when calling the
- start function.
-
-Mon Apr 8 13:01:37 1996 David Reese <Dave.Reese@East.Sun.COM>
-
- * rs6000.c (print_operand): Use reg_names to print registers.
-
-Fri Apr 5 00:40:19 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c (h8300_valid_machine_decl_attribute): Use underscores,
- not dashes in attributes.
- (h8300_funcvec_function_p): Corresponding changes.
- (h8300_interrupt_function_p): Likewise.
-
- * pa.h (INIT_CUMULATIVE_INCOMING_ARGS): Initialize "indirect"
- field to zero.
-
-Thu Apr 4 12:52:11 1996 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * loop.c (combine_givs): Use new macro GIV_SORT_CRITERION.
- New variable giv_array. Loop over giv_array instead of following
- next_iv links.
- (giv_sort): New function.
- * sh.h (GIV_SORT_CRITERION): Define.
-
- * c-typeck.c (push_init_level): When output alignment for structure
- field, add check to verify it is the next field to be output.
-
-Thu Apr 4 12:19:26 1996 David Mosberger-Tang <davidm@AZStarNet.com>
-
- * alpha.c: Don't include stamp.h for Linux-based GNU systems.
-
-Thu Apr 4 12:17:08 1996 Richardg Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * objc/Makefile: Rename thread* to thr*.
- * objc/thread.c: Rename thread-* to thr-*.
- * objc/thr-decosf1.c: Renamed from thread-decosf1.c
- * objc/thr-irix.c: Renamed from thread-irix.c.
- * objc/thr-single.c: Renamed from thread-single.c.
- * objc/thr-solarius.c: Renamed from thread-solaris.c.
- * objc/thr-win32.c: Renamed from thread-win32.c.
- * objc/objc-api.h: Include thr.h, not thread.h.
- * objc/runtime.h, objc/sarray.h: Likewise.
-
- * i386.md (ashldi3_const_int): Don't recognize if won't match
- constraint of operand 2.
-
-Thu Apr 4 11:40:55 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * config/fp-bit.c (EXTENDED_FLOAT_STUBS): If EXTENDED_FLOAT_STUBS
- is defined, define all of the XF/TF functions that might be
- generated that we don't have code for yet.
-
- * i960/t-(vxworks960,960bare): (LIB2FUNCS_EXTRA): Make and
- compile xp-bits.c that defines EXTENDED_FLOAT_STUBS.
-
- From: steve chamberlain <sac@slash.cygnus.com>
- * i386/x-cygwin32 (LANGUAGES): Delete.
- * i386/xm-cygwin32.h (EXECUTABLE_SUFFIX): Set to .exe.
- * rs6000/xm-cygwin32.h (EXECUTABLE_SUFFIX): Set to .exe.
-
-Wed Apr 3 14:10:16 1996 Jim Wilson <wilson@chestnut.cygnus.com>
-
- * expr.c (emit_push_insn): Clobber register only if it is non-zero.
-
-Wed Apr 3 11:31:55 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.h (h8300_funcvec_function_p): Declaration moved here.
- * h8300.c (h8300_funcvec_function_p): Declaration removed from here.
- * h8300.md (tstqi): Tweak to work like other tstXX patterns.
- (cmphi): Turn into a define_expand. Add two anonymous
- matterns to match the output of the cmphi expander.
- (cmpsi): Accept constants as the second input operand.
-
-Tue Apr 2 13:52:30 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.md (movqi_internal): Remove useless alternative(s). Fix
- lengths and simplify by reordering remaining alternatives.
- (movstrictqi, movhi_internal, movstricthi): Likewise.
- (movsi_h8300h, movsf_h8300h): Likewise.
-
- * h8300/h8300.c (extra_pop): Remove unused variable.
- (current_function_anonymous_args): Likewise.
- (function_prologue): Remove incorrect varargs/stdarg
- related code.
- (function_epilogue): Likewise.
- (function_arg): Never pass unnamed arguments in registers.
- * h8300.h (LONG_LONG_TYPE_SIZE): Use 64bits when ints are 32bits.
- (SETUP_INCOMING_VARARGS): Remove definition.
-
-Mon Apr 1 16:59:48 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * fixincludes: Fix signal prototype on SunOS to avoid pedantic C++
- error.
-
-Mon Apr 1 16:16:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (get_inner_reference): When finding mode to access bitfield
- that ends up properly aligned, use mode class of its type unless
- type's mode was BLKmode.
-
-Mon Apr 1 13:45:30 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c (interrupt_handler): Renamed from pragma_interrupt.
- All references changed.
- (function_prologue): Set interrupt_handler if the current
- function has the "interrrupt-handler" attribute.
- (small_call_insn_operand): New function.
- (h8300_interrrupt_function_p): New function.
- (h8300_funcvec_function_p): New function.
- (h8300_valid_machine_decl_attribute): New function.
- * h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Define.
- * h8300.md (call insns): Handle calls through the
- function vector. Indirect calls and calls through
- the function vector have a length of two bytes.
-
-See ChangeLog.10 for earlier changes.
-\f
-Use a consistent time stamp format in ChangeLog entries.
-Not everyone has Emacs 20 yet, so stick with Emacs 19 format for now.
-
-Local Variables:
-add-log-time-format: current-time-string
-End:
+++ /dev/null
-Sat May 2 20:39:22 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (fold): When commutting COND_EXPR and binary operation,
- avoid quadratic behavior if have nested COND_EXPRs.
-
-Tue Apr 28 17:30:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * mips.h (HOST_WIDE_INT): Define if not already.
- (compute_frame_size, mips_debugger_offset): Return HOST_WIDE_INT.
- (DEBUGGER_{AUTO,ARG}_OFFSET): Cast second arg to HOST_WIDE_INT.
- * /mips.c (mips_debugger_offset): Now returns HOST_WIDE_INT.
- Likewise for internal variable frame_size.
-
- * final.c (alter_subreg): Make new SUBREG if reload replacement
- scheduled inside it.
-
- * dwarf2out.c (add_bound_info, case SAVE_EXPR): Pass
- SAVE_EXPR_RTL address through fix_lexical_addr.
-
-Mon Apr 27 18:57:18 1998 Jim Wilson <wilson@cygnus.com>
-
- * mips/sni-svr4.h (CPP_PREDEFINES): Add -Dsinix and -DSNI.
-
-Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md (mov{sf,df} define_splits): When splitting move of
- constant to int reg, don't split insns that do simple AND and OR
- operations; just split each word and let normal movsi define split
- handle it further.
-
-Sun Apr 19 20:21:19 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * real.h (C4X_FLOAT_FORMAT): New macro.
- * real.c (c4xtoe, etoc4x, toc4x): New functions.
-
-Sun Apr 19 20:17:32 1998 Niklas Hallqvist <niklas@petra.appli.se>
-
- * m68k.c (notice_update_cc): Use modified_in_p to check for update.
-
-Sun Apr 19 18:48:07 1998 K. Richard Pixley <rich@kyoto.noir.com>
-
- * fixincludes: Discard empty C++ comments.
- Special case more files with C++ comments nested in C comments.
-
-Sun Apr 19 18:30:11 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.md ({add,sub}di3): Optimize for constant operand.
-
-Sun Apr 19 18:27:11 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
-
- * i386.c (output_387_binary_op): Swap operands when popping if result
- is st(0).
-
-Sun Apr 19 17:58:01 1998 Peter Jeremy <peter.jeremy@alcatel.com.au>
-
- * expr.c (do_jump_by_parts_equality_rtx): Now public.
- * expmed.c (do_cmp_and_jump): New function.
- (expand_divmod): Use do_cmp_and_jmp instead of emit_cmp_insn and
- emit_jump_insn.
-
-Sun Apr 19 07:48:37 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-typeck.c (build_c_cast): Check underlying type when seeing
- if discarding const or volatile.
-
- * c-decl.c (pushdecl): Avoid duplicate warning about implicit redecl.
-
- * configure.in (stab.h): Check for it.
- (i386-*-vsta): Include xm-i386.h too.
- * dbxout.c (stab.h): Include based on autoconf results.
- * vax/xm-vms.h (NO_STAB_H): Deleted.
- * alpha/xm-vms.h, xm-mips.h, i386/xm-mingw32.h, i386/go32.h: Likewise.
- * i386/xm-cygwin32.h: Likewise.
- * i386/xm-vsta.h (NO_STAB_H): Likewise.
- (i386/xm-i386.h): No longer include.
-
- * mips.c: Cleanups and reformatting throughout.
- ({expand,output}_block_move): Use HOST_WIDE_INT for sizes.
- (mips_debugger_offset, compute_frame_size): Likewise.
- (save_restore_insns, mips_expand_{pro,epi}logue): Likewise.
- (siginfo): Deleted.
- (override_options): Don't set up to call it; don't call setvbuf.
-
-Mon Apr 13 06:40:17 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (sparc-*-vxsim*): Include xm-siglist.h and
- define USG and POSIX.
-
-Sun Apr 12 21:59:27 1998 Jeffrey A. Law <law@cygnus.com>
-
- * calls.c (expand_call): Fix typo in STRICT_ARGUMENT_NAMING.
-
-Sun Apr 12 21:42:23 1998 D. Karthikeyan <karthik@cdotd.ernet.in>
-
- * m68k.h (TARGET_SWITCHES): Add missing comma.
-
-Sun Apr 12 21:33:33 1998 Eric Valette <valette@crf.canon.fr>
-
- * configure.in (i[34567]86-*-rtemself*): New configuration.
- * i386/rtemself.h: New file.
-
-Sun Apr 12 21:08:28 1998 Jim Wilson <wilson@cygnus.com>
-
- * loop.c (loop_optimize): Reset max_uid_for_loop after
- find_and_verify_loops call.
- (strength_reduce): In auto_inc_opt code, verify v->insn has valid
- INSN_LUID.
-
-Sun Apr 12 20:54:59 1998 Richard Earnshaw (rearnsha@arm.com)
-
- * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
- Add USG and POSIX to xm_defines.
-
-Sun Apr 12 20:47:37 1998 Pat Rankin <rankin@eql.caltech.edu>
-
- * cccp.c (eprint_string): New function.
- (do_elif, do_else, verror): Use it instead of fwrite(,,,stderr).
- (error_from_errno, vwarning): Likewise.
- ({verror,vwarning,pedwarn}_with_line): Likewise.
- (pedwarn_with_file_and_line, print_containing_files): Likewise.
-
-Sun Apr 12 20:40:44 1998 Richard Henderson <rth@dot.cygnus.com>
-
- * configure.in (alpha*-*-linux-gnu*): Add alpha/t-crtbe.
- Add crt{begin,end}.o in extra_parts and delete crt{begin,end}S.o.o
- * alpha/t-crtbe, alpha/crt{begin,end}.asm: New files.
-
- * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
- * alpha.c (print_operand): Handle it.
- * alpha.md (fix_trunc[ds]fdi2): Use it. Add earlyclobber pattern
- for ALPHA_TP_INSN.
-
-Sun Apr 12 13:09:46 1998 Scott Christley <scottc@net-community.com>
-
- * objc/encoding.c (objc_sizeof_type, _C_VOID): New case.
-
-Sun Apr 12 13:04:55 1998 Nikolay Yatsenko (nikolay@osf.org)
-
- * configure.in (i[34567]86-*-osf1*): New entry.
- * i386/osf1-c[in].asm: New files for OSF/1.
- * i386/osf1elf{,gdb}.h, i386/[xt]-osf1elf, i386/xm-osf1elf.h: Likewise.
-
-Sun Apr 12 10:03:51 1998 Noel Cragg <noel@red-bean.com>
-
- * fixincludes: Remove specification of parameters when renaming
- functions in Alpha DEC Unix include files.
-
-Sun Apr 12 07:33:46 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * mips.c (large_int): Use HOST_WIDE_INT, not int.
- (print_operand): Use HOST_WIDE_INT_PRINT_* macros.
-
- * toplev.c (main): Sort order of handling of -d letters.
- Use `F' instead of `D' for addressof_dump.
-
- * libgcc2.c (_eh_compat): Deleted.
- * Makefile.in (LIB2FUNCS): Delete _eh_compat.
-
- * configure.in (alpha*-*-linux-gnu*): Don't include alpha/xm-linux.h.
-
- * c-common.c (check_format_info): Properly test for nested pointers.
-
- * pa.md (casesi0): Add missing mode for operand 0.
-
- * function.c (purge_addressof_1, case MEM): If BLKmode, put ADDRESSOF
- into stack.
-
- * c-parse.in (label): Give warning if pedantic and label not integral.
-
- * c-decl.c (grokdeclarator): Don't warn about return type if in
- system header.
-
- * reload.c (reload_nongroup): New variable.
- (push{_secondary,}_reload): Initialize it.
- (find_reloads): Compute it.
- (debug_reload): Print it.
- * reload.h (reload_nongroup): Declare.
- * reload1.c (reload): Use reload_nongroup instead of local computation.
- Check caller_save_spill_class against any nongroup reloads.
- (reloads_conflict): No longer static.
-
-Sun Apr 12 05:52:18 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
-
- * vax.md (call patterns): Operand 1 is always a CONST_INT.
-
-Sat Apr 11 16:01:11 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * convert.c (convert_to_{pointer,integer,real,complex}): Use switch.
- Add missing integer-like types.
- Simplify return of zero in error case.
- (convert_to_pointer): Remove dubious abort.
- (convert_to_integer, case POINTER_TYPE): Make recursive call.
- (convert_to_integer, case COND_EXPR): Always convert arms.
- * tree.c (type_precision): Deleted.
-
- * cccp.c (do_warning): Give pedantic warning if -pedantic and not
- in system file.
- * cpplib.c (do_warning): Likewise.
-
- * function.c (target_temp_slot_level): Define here.
- (push_temp_slots_for_target, {get,set}_target_temp_slot_level): New.
- * stmt.c (target_temp_slot_level): Don't define here.
- * expr.h (temp_slot_level): New declaration.
-
-Fri Apr 10 16:35:48 1998 Paul Eggert <eggert@twinsun.com>
-
- * c-common.c (decl_attributes): Support strftime format checking.
- (record_function_format, {check,init_function}_format_info): Likewise.
- (enum format_type): New type.
- (record_function_format): Now static; takes value of type
- enum format_type instead of int.
- (time_char_table): New constant.
- (struct function_format_info): format_type member renamed from is_scan.
- (check_format_info): Use `warning' rather than sprintf followed by
- `warning', to avoid mishandling `%' in warnings.
- Change a `pedwarn' to `warning'.
- * c-tree.h (record_function_format): Remove decl.
-
-Thu Apr 2 17:34:27 1998 Manfred Hollstein <manfred@s-direktnet.de>
-
- * regclass.c (memory_move_secondary_cost): Protect uses of
- SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS with #ifdef tests.
-
-Thu Apr 2 07:06:57 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.c (standard_68881_constant_p): Don't use fmovecr on 68060.
-
-Thu Apr 2 06:19:25 1998 Ken Raeburn <raeburn@cygnus.com>
-
- * Makefile.in (version.c): Put "cvs log" output in build directory.
-
- * reload.h (MEMORY_MOVE_COST): Define here if not already defined.
- (memory_move_secondary_cost): Declare.
- * regclass.c (MEMORY_MOVE_COST): Don't define default here.
- (memory_move_secondary_cost) [HAVE_SECONDARY_RELOADS]: New function.
- (regclass, record_reg_classes, copy_cost, record_address_regs):
- Pass register class and direction of move to MEMORY_MOVE_COST.
- (top_of_stack) [HAVE_SECONDARY_RELOADS]: New static array.
- (init_regs) [HAVE_SECONDARY_RELOADS]: Initialize it.
- * reload1.c (MEMORY_MOVE_COST): Don't define default here.
- (emit_reload_insns, reload_cse_simplify_set): Pass register class
- and direction of move to MEMORY_MOVE_COST.
- * 1750a.h (MEMORY_MOVE_COST): Add extra ignored arguments.
- * a29k.h, alpha.h, arc.h, arm.h, dsp16xx.h, i386.h, m32r.h: Likewise.
- * m88k.h, rs6000.h: Likewise.
- * mips.h (MEMORY_MOVE_COST): Likewise.
- Add memory_move_secondary_cost result to cpu-specific cost.
-
-Mon Mar 30 13:56:30 1998 Jim Wilson <wilson@cygnus.com>
-
- * mips/ultrix.h (SUBTARGET_CPP_SPEC): Define.
-
-Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum direction.
- (function_arg_padding): Declare.
-
- * rs6000.c: Include stdlib.h if we have it.
- (function_arg_padding): Change return type to int, cast enum's to int.
-
- (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
- * rs6000.c (rs6000_override_options): Change type of `i', `j' and
- `ptt_size' from int to size_t.
- (rs6000_file_start): Likewise for `i'.
- (rs6000_replace_regno): Add default case in enumeration switch.
- (output_epilog): Remove unused variable `i'.
- (rs6000_longcall_ref): Remove unused variables `len', `p', `reg[12]'.
-
- * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
- initializer.
- (get_issue_rate, non_logical_cint_operand): Add prototype.
- (rs6000_output_load_toc_table): Likewise.
-
- * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
- `else'.
-
-Wed Mar 25 02:39:01 1998 Paul Eggert <eggert@twinsun.com>
-
- * configure.in (i[[34567]]86-*-solaris2*, powerpcle-*-solaris2*,
- sparc-*-solaris2*): Use fixinc.svr4 if Solaris 2.0 through 2.4.
-
-Mon Mar 23 07:27:19 1998 Philippe De Muyter <phdm@macqel.be>
-
- * m68k.md (ashldi_const): Allow shift count in range ]32,63].
- (ashldi3): Allow constant shift count in range ]32,63].
- (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
-
- * m68k.md (zero_extend[qh]idi2, iordi_zext): New patterns.
- (zero_extendsidi2): Avoid useless copy.
- (iorsi_zexthi_ashl16): Avoid "0" constraint for operand 2.
- (iorsi_zext): New name for old unnamed pattern; indentation fixes.
-
-Mon Mar 23 07:12:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * final.c (only_leaf_regs_used): If pic_offset_table_rtx used,
- make sure it is a permitted register.
-
-Sun Mar 22 06:57:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expmed.c (extract_bit_field): Don't confuse SUBREG_WORD with
- endian adjustment in SUBREG case.
- Don't abort if can't make SUBREG needed for extv/extzv.
-
-Sat Mar 21 08:02:17 1998 Richard Gorton <gorton@amt.tay1.dec.com>
-
- * alpha.md (zero_extendqi[hsd]i2): Use "and", not "zapnot".
-
-Sat Mar 21 07:47:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * unroll.c (verify_addresses): Use validate_replace_rtx.
- (find_splittable_givs): If invalid address, show nothing same_insn.
-
-Fri Mar 20 10:24:12 1998 Philippe De Muyter <phdm@macqel.be>
-
- * fold-const.c (fold, case CONVERT_EXPR): Replace sign-extension of
- a zero-extended value by a single zero-extension.
-
-Thu Mar 19 14:59:32 1998 Andrew Pochinsky <avp@ctp.mit.edu>
-
- * sparc.h (ASM_OUTPUT_LOOP_ALIGN): Fix error in last change.
-
-Thu Mar 19 14:48:35 1998 Michael Meissner <meissner@cygnus.com>
-
- * gcc.c (default_arg): Don't wander off the end of allocated memory.
-
- * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
- and EABI.
-
-Thu Mar 19 06:17:59 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (toplev.o): Depend on Makefile.
-
-Wed Mar 18 17:40:09 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * expr.c (convert_move): Add [QH]Imode/P[QH]Imode conversions.
- * machmode.def (PQImode, PHImode): New modes.
-
-Wed Mar 18 17:11:18 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.md (movsf+1): Optimize moving a CONST_DOUBLE zero.
-
-Wed Mar 18 17:07:54 1998 Ken Raeburn <raeburn@cygnus.com>
-
- * regclass.c (init_reg_sets): Delete init of reg-move cost tables.
- (init_reg_sets_1): Put it here.
-
-Wed Mar 18 16:43:11 1998 Jim Wilson <wilson@cygnus.com>
-
- * i960.md (tablejump): Handle flag_pic.
-
- * profile.c (branch_prob): If see computed goto, call fatal.
-
- * calls.c (expand_call): Fix typos in n_named_args computation.
-
-Wed Mar 18 05:54:25 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (operand_equal_for_comparison_p): See if equal
- when nop conversions are removed.
-
- * expr.c (expand_expr, case COND_EXPR): If have conditional move,
- don't use ORIGINAL_TARGET unless REG.
-
- * function.c (fixup_var_refs_insns): Also delete insn storing pseudo
- back into arg list.
-
- * combine.c (gen_binary): Don't make AND that does nothing.
- (simplify_comparison, case AND): Commute AND and SUBREG.
- * i386.h (CONST_CONSTS, case CONST_INT): One-byte integers are cost 0.
-
-Mon Mar 16 15:57:17 1998 Geoffrey Keating <geoffk@ozemail.com.au>
-
- * rs6000.c (small_data_operand): Ensure any address referenced
- relative to small data area is inside SDA.
-
-Sun Mar 15 16:01:19 1998 Andrew Pochinsky <avp@ctp.mit.edu>
-
- * sparc.h (ASM_OUTPUT_LOOP_ALIGN): Write nop's.
-
-Sun Mar 15 15:53:39 1998 Philippe De Muyter <phdm@macqel.be>
-
- * libgcc2.c (exit): Don't call __bb_exit_func if HAVE_ATEXIT.
-
-Sun Mar 15 15:44:41 1998 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c: Fix bugs relating to NUL in input file name,
- e.g. with `#line 2 "x\0y"'.
- (PRINTF_PROTO_4): New macro.
- (struct {file_buf,definition,if_stack}): New member nominal_fname_len.
- (main, expand_to_temp_buffer): Store length of input file names.
- (finclude, create_definition, do_line, conditional_skip): Likewise.
- (skip_if_group, macroexpand): Likewise.
- (make_{definition,undef,assertion}): Likewise.
- (special_symbol, do_include): Use stored length of input file names.
- (do_define, do_elif, do_else, output_line_directive, verror): Likewise.
- (error_from_errno, vwarning, verror_with_line): Likewise.
- (vwarning_with_line, pedwarn_with_file_and_line): Likewise.
- (print_containing_files): Likewise.
- (do_line): Fix off-by-1 problem: 1 too many bytes were being allocated.
- (quote_string, pedwarn_with_file_and_line): New arg specifies length.
- All callers changed.
-
-Sun Mar 15 15:38:16 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * c-typeck.c: Collect pending initializers in AVL tree instead of list.
- (add_pending_init, pending_init_member): New functions.
- (output_init_element): Use them.
- (output_pending_init_elements): Rewritten to exploit AVL order.
-
-Sun Mar 15 05:10:49 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * gnu.h (GNU_CPP_PREDEFINES): Deleted; not valid in traditional C.
- * {i386,mips}/gnu.h (CPP_PREDEFINES): Don't call GNU_CPP_PREDEFINES.
-
- * flow.c (insn_dead_p): A CLOBBER of a dead pseudo is dead.
-
- * alpha.h (REG_ALLOC_ORDER): Put $f1 after other nonsaved.
-
- * sparc.c (sparc_type_code): Fix error in previous change.
-
-Sat Mar 14 05:45:21 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i386/xm-aix.h, i386/xm-osf.h (i386/xm-i386.h): Don't include.
- (USG): Don't define.
- * i386/xm-isc.h (i386/xm-sysv3.h): Don't include.
- * i386/xm-sco.h (i386/xm-sysv3.h): Likewise.
- (BROKEN_LDEXP, SMALL_ARG_MAX, NO_SYS_SIGLIST): Don't define.
- * m68k/xm-3b1.h (m68k/xm-m68k.h): Don't include.
- (USG): Don't define.
- * m68k/xm-atari.h (m68k/xm-m68kv.h): Don't include.
- (HAVE_VPRINTF, FULL_PROTOTYPES): Don't define.
- * m68k/xm-crds.h (m68k/xm-m68k.h): Don't include.
- (USE_C_ALLOCA, unos, USG): Don't define.
- * m68k/xm-mot3300.h (m68k/xm-m68k.h): Don't include.
- (USE_C_ALLOCA, NO_SYS_SIGLIST): Don't define.
- * m68k/xm-plexus.h (m68k/xm-m68k.h): Don't include.
- (USE_C_ALLOCA, USG): Don't define.
- * m88k/xm-sysv3.h (m88k/xm-m88k.h): Don't include.
- * m68k/xm-next.h (m68k/xm-m68k.h): Don't include.
- * ns32k/xm-pc532-min.h (ns32k/xm-ns32k.h): Don't include.
- (USG): Don't define.
- * rs6000/xm-mach.h: Don't include xm-rs6000.h.
- * rs6000/xm-cygwin32.h (rs6000/xm-rs6000.h): Don't include.
- (NO_STAB_H): Don't define.
- * sparc/xm-linux.h (xm-linux.h): Don't include.
- * sparc/xm-sol2.h (sparc/xm-sysv4.h): Don't include.
- * a29k/xm-unix.h, alpha/xm-linux.h, arm/xm-linux.h: Deleted.
- * arm/xm-netbsd.h, i386/xm-bsd386.h, i386/xm-gnu.h: Deleted.
- * i386/xm-linux.h, i386/xm-sun.h, i386/xm-sysv3.h: Deleted.
- * i386/xm-winnt.h, m68k/xm-altos3068.h, m68k/xm-amix.h: Deleted.
- * m68k/xm-amix.h, m68k/xm-hp320.h, m68k/xm-linux.h: Deleted.
- * m68k/xm-m68kv.h, mips/xm-iris5.h, ns32k/xm-genix.h: Deleted.
- * sparc/xm-pbd.h, vax/xm-vaxv.h, xm-svr3.h, xm-linux.h: Deleted.
- * configure.in: Reflect above changes.
-
- * xm-siglist.h, xm-alloca.h: New files.
- * i386/xm-sysv4.h (i386/xm-i386.h, xm-svr4.h): Don't include.
- (USE_C_ALLOCA, SMALL_ARG_MAX): Don't define.
- * i386/xm-sco5.h (i386/xm-sysv3.h): Don't include.
- (SYS_SIGLIST_DECLARED, USE_C_ALLOCA): Don't define.
- * rs6000/xm-sysv4.h, sparc/xm-sysv4.h: Don't include xm-svr4.h.
- * xm-svr4.h, i386/xm-dgux.h, mips/xm-news.h, mips/xm-sysv4.h: Deleted.
- * configure.in: Reflect above changes.
-
- * configure.in ({,host_,build_}xm_defines): New variables.
- Set to USG instead of including xm-usg.h.
- Write #define lines in config.h files from xm_defines vars.
- * xm-usg.h: Deleted.
-
-Fri Mar 13 07:10:59 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * calls.c (expand_call): Fix typo in previous change.
-
- * sparc.c (sparc_type_code): Avoid infinite loop when have
- pointer to array of same pointer.
- (sparc_type_code, case REAL_TYPE): Process subtypes here too.
-
- * mips/bsd-4.h, mips/iris3.h, mips/news{4,5}.h: Don't include mips.h.
- * mips/news5.h, mips/osfrose.h, mips/svr{3,4}-4.h: Likewise.
- * mips/ultrix.h: Likewise.
- * mips/cross64.h: Don't include iris6.h.
- * mips/ecoff.h: Don't include mips.h or gofast.h.
- * mips/elforion.h: Don't include elf64.h.
- * mips/iris4.h: Don't include iris3.h.
- * mips/iris4loser.h: Don't include iris4.h.
- * mips/iris5gas.h: Don't include iris5.h.
- * mips/elflorion.h, mips/nws3250v4.h, mips/xm-iris{3,4}.h: Deleted.
- * mips/xm-nws3250v4.h, mips/xm-sysv.h: Deleted.
- * mips/rtems64.h: Don't include elflorion.h.
- * mips/sni-gas.h: Don't include sni-svr4.h.
- * mips/svr4-t.h: Don't include svr4-5.h.
- * mips/dec-osf1.h: Also include mips.h.
- * mips/ecoffl.h, mips/elf.h: Also include mips.h and gofast.h.
- * mips/iris5.h: Also include iris3.h and mips.h.
- * xm-usg.h: New file.
- * mips/xm-iris5.h: Don't include xm-mips.h; don't define USG.
- * mips/xm-news.h, mips/xm-sysv4.h: Don't include xm-sysv.h.
- * configure.in: Reflect above changes.
-
-Thu Mar 12 07:18:48 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.h (STRICT_ARGUMENT_NAMING): Provide default value of 0.
- * calls.c (expand_call): Use value of STRICT_ARGUMENT_NAMING.
- * function.c (assign_parm): Likewise.
- * mips/abi64.h (STRICT_ARGUMENT_NAMING): Return 0 for ABI_32.
- * sparc.h (STRICT_ARGUMENT_NAMING): Only nonzero for V9.
-
- * calls.c (expand_call, expand_library_call{,_value}, store_one_arg):
- Rework handling of REG_PARM_STACK_SPACE to treat return value of
- zero as if macro not defined; add new arg to emit_push_insn.
- * expr.c (emit_push_insn): New arg, REG_PARM_STACK_SPACE.
- * expr.h (emit_push_insn): Likewise.
- * mips/abi64.h (REG_PARM_STACK_SPACE): Define.
-
-Wed Mar 11 06:58:13 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.h (CONST_OK_FOR_LETTER_P, case 'M'): Correct range check.
-
-Wed Mar 11 06:15:52 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (emit_push_insn): Use loop to find movstr patterns
- instead of explicit tests.
-
- * Makefile.in (extraclean): Don't delete install1.texi.
-
-Tue Mar 10 14:27:51 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * combine.c (make_field_assignment): Don't get confused if OTHER
- has VOIDmode and don't do anything if DEST is wider than a host word.
-
- * vax.c (check_float_value): Cast bcopy args to char *.
-
-Tue Mar 10 13:56:12 1998 Jim Wilson <wilson@cygnus.com>
-
- * mips/abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and
- TARGET_DEFAULT and define __LONG_MAX__ appropriately.
- Add support for -mabi=X, -mlong64, and -mgp{32,64} options.
- * mips.c (mips_abi): Change type to int.
- * mips.h (enum mips_abi_type): Delete.
- (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
- (mips_abi): Change type to int.
-
-Mon Mar 2 08:06:58 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Version 2.8.1 released.
-
- * Makefile.in (mostlyclean): Remove duplicate deletion of temp
- files. Delete more stamp files and [df]p-bit.c
- (clean): Don't delete stamp files here.
- (VERSION_DEP): New variable.
- (distdir-finish): Pass a value of null for it.
- (version.c): Use it.
- Avoid broken pipe with cvs log.
-
- * objc/Make-lang.in (objc/runtime-info.h): Rename emptyfile to
- tmp-runtime and delete at end.
-
-Sun Mar 1 05:50:25 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * tree.c (build_reference_type): Handle obstacks like
- build_pointer_type.
-
- * Makefile.in (tmp-gcc.xtar): Renamed from gcc.xtar.
- (gcc.xtar.gz): Deleted; merged with `dist'.
- (diff): Create gcc-$(oldversion)-$(version).diff.
- (distdir): Depend on distdir-cvs.
- (distdir-cvs): New rule.
- (distdir-start): Depend on version.c and TAGS.
- (TAGS): Use tmp-tags instead of temp.
- (dist): Create gcc-$(version).tar.gz.
-
- * varasm.c (compare_constant_1): Fix typo in previous change.
-
- * objc/Make-lang.in (objc-distdir): Properly rebuild objc-parse.c.
-
-Sat Feb 28 16:58:08 1998 Tristan Gingold <gingold@rossini.enst.fr>
-
- * stmt.c (expand_decl): If -fcheck-memory-usage, put vars in memory.
- * expr.c (get_memory_usage_from_modifier): Convert
- EXPAND_{CONST_ADDRESS, INITIALIZER} to MEMORY_USE_DONT.
-
-Sat Feb 28 08:13:43 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i860/fx2800.h (DATA_ALIGNMENT): Use POINTER_TYPE_P.
- * m68k/a-ux.h (FUNCTION_VALUE): Likewise.
- * expr.c (get_pointer_alignment, compare, do_store_flag): Likewise.
- (expand_builtin): Likewise.
- * fold-const.c (force_fit_type, fold_convert, fold): Likewise.
- * function.c (assign_parms): Likewise.
- * integrate.c (expand_inline_function): Likewise.
- * sdbout.c (sdbout_field_types): Likewise.
- * tree.c (integer_pow2p, tree_log2, valid_machine_attribute): Likewise.
- * stmt.c (expand_decl): Likewise.
- ({,bc_}expand_decl_init): Also test for REFERENCE_TYPE.
-
- * configure.in (version_dep): New variable; if srcdir is CVS working
- directory, set to ChangeLog.
- (version): Supply default if no version.c.
- * Makefile.in (version.c): New rule.
-
- * gcc.c (snapshot_warning): New function.
- (main): Call it for snapshots.
-
- * dwarf2out.c (expand_builtin_dwarf_reg_size): If reg_raw_mode
- not valid for reg, use last size. Also refine range assertion.
-
-Sat Feb 28 05:04:47 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * enquire.c (cprop): Don't perform exhaustive search for char_min
- and char_max when bits_per_byte > 16.
-
-Thu Feb 26 15:12:03 1998 Christopher Taylor <cit@ckshq.com>
-
- * fixincludes: Avoid using '0-~' in egrep.
-
-Thu Feb 26 08:04:05 1998 Tristan Gingold <gingold@messiaen.enst.fr>
-
- * function.c (assign_parms): Call 'chkr_set_right' when DECL_RTL
- is stack_parm.
- * expr.c (get_memory_usage_from_modifier): Convert
- EXPAND_{SUM, CONST_ADDRESS, INITIALIZER} to MEMORY_USE_RO.
-
-Thu Feb 26 07:33:53 1998 Paul Eggert <eggert@twinsun.com>
-
- * c-lex.c (yylex): Don't munge errno before using it.
- * cccp.c (error_from_errno, perror_with_name): Likewise.
- * cpplib.c (cpp_error_from_errno): Likewise.
- * gcc.c (pfatal_pexecute): Likewise.
- * protoize.c (safe_write, find_file, process_aux_info_file): Likewise.
- (rename_c_file, edit_file): Likewise.
-
- * c-lex.c (yylex): Remove unused variable exceeds_double.
-
-Thu Feb 26 07:05:14 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * reorg.c (fill_slots_from_thread): Don't steal delay list from target
- if condition code of jump conflicts with opposite_needed.
-
-Thu Feb 26 06:45:23 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (distdir-start): Don't copy CVS subdirectory of config.
-
- * varasm.c ({compare,record}_constant_1, case CONSTRUCTOR):
- Handle the case when we have TREE_PURPOSE values.
-
-Thu Feb 26 05:59:01 1998 Philippe De Muyter <phdm@macqel.be>
-
- * fixincludes (sys/limits.h): Fix a nested comment problem with
- HUGE_VAL definition on sysV68 R3V7.1.
-
-Wed Feb 25 21:09:38 1998 Philippe De Muyter <phdm@macqel.be>
-
- * toplev.c (TICKS_PER_SECOND): Renamed from CLOCKS_PER_SECOND.
-
-Wed Feb 25 20:50:08 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * reorg.c (fill_slots_from_thread): Mark resources referenced in
- opposite_needed thread. Return delay_list even when cannot get
- any more delay insns from end of subroutine.
-
-Wed Feb 25 19:50:01 1998 Mikael Pettersson <Mikael.Pettersson@sophia.inria.fr>
-
- * gcc.c (lookup_compiler): Remove redundant test.
-
-Wed Feb 25 07:24:22 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * vax.md (call insns): Second operand to CALL rtl is SImode.
-
- * configure.in (i[34567]86-*-mingw32): Support msv and crt suffix.
- * i386/crtdll.h: New file.
-
- * sparc.c (pic_setup_code): If -O0, write USE of pic_offset_table_rtx.
-
- * expr.c (safe_from_p): Add new arg, TOP_P; all callers changed.
-
-Sat Feb 21 07:02:39 1998 Jim Wilson <wilson@cygnus.com>
-
- * mips/iris5.h (DWARF2_UNWIND_INFO): Define to 0.
- * mips/iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
-
-Fri Feb 20 08:27:46 1998 Paul Eggert <eggert@twinsun.com>
-
- * sparc/sol2-sld.h: New file.
- * configure.in (sparc-*-solaris2*): Use it when using system linker.
- * toplev.c (main): Don't default to DWARF2_DEBUG with -ggdb
- if LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
-
-Fri Feb 20 08:21:49 1998 H.J. Lu (hjl@gnu.org)
-
- * alpha/elf.h (STARTFILE_SPEC, ENDFILE_SPEC): Support shared library.
- (LIB_SPEC, DEFAULT_VTABLE_THUNKS): Defined #ifndef USE_GNULIBC_1.
- * sparc/linux.h (DEFAULT_VTABLE_THUNKS): Likewise.
- (LIB_SPEC): Add -lc for -shared #ifndef USE_GNULIBC_1.
- * linux.h (LIB_SPEC): Likewise.
- * sparc/linux64.h (LIB_SPEC): Likewise; also updated for glibc 2.
- (LIBGCC_SPEC): Removed.
- (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
-
-Fri Feb 20 05:22:12 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (distdir-start): Add dependence on bi-parser.[ch].
-
-Thu Feb 19 18:07:11 1998 Jim Wilson <wilson@cygnus.com>
-
- * m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
- For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
-
-Wed Feb 18 09:37:29 1998 Paul Eggert <eggert@twinsun.com>
-
- * fixincludes (stdlib.h): Do not double-wrap the size_t typedef.
-
-Wed Feb 18 07:32:11 1998 Jim Wilson <wilson@cygnus.com>
-
- * i960.c (emit_move_sequence): Handle unaligned stores to pseudos.
- * i960.md (store_unaligned_[dt]i_reg): Handle register dest.
- (store_unaligned_ti_reg): Likewise.
-
- * m68k.h (MACHINE_STATE_{SAVE,RESTORE} [MOTOROLA]): Add %# and %/;
- add : to make them into extended asms.
-
-Wed Feb 18 07:08:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reg-stack.c (compare_for_stack_reg): Only handle FP conditional
- move as next insn specially.
-
- * reload.c (find_reloads): Always convert address reload for
- non-reloaded operand to RELOAD_FOR_OPERAND_ADDRESS.
-
- * emit-rtl.c (hard-reg-set.h): Include.
- (get_lowpart_common): Don't make new REG for hard reg in a
- class that cannot change size.
- * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
-
-Sat Feb 14 09:59:00 1998 Richard Earnshaw (rearnsha@arm.com)
-
- * arm.md (movsfcc): Also validate operands[3] for hard float.
- (movdfcc): Only accept fpu_add_operand for operands[3].8
-
-Sat Feb 14 09:32:34 1998 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
- Convert CCmode to word_mode before calling GET_MODE_SIZE.
-
-Sat Feb 14 09:27:42 1998 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (MY_ISCOFF): Check for U803XTOCMAGIC.
-
-Sat Feb 14 08:29:43 1998 Arvind Sankar <arvind@cse.iitb.ernet.in>
-
- * t-svr4 (TARGET_LIBGCC_CFLAGS): New definition.
-
-Sat Feb 14 07:45:16 1998 Ken Rose (rose@acm.org)
-
- * reorg.c (fill_slots_from_thread): New parameter, delay_list.
- All callers changed.
-
-Sat Feb 14 07:14:02 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reload.c (debug_reload): Properly output insn codes.
-
- * pa.c (emit_move_sequence): If in reload, call find_replacement.
-
- * gansidecl.h (bcopy, bzero, {,r}index): Don't define if IN_LIBGCC2.
-
- * combine.c (distribute_notes, case REG_DEAD): When seeing if place
- to put new note sets register, use reg_bitfield_target_p, as in
- original code.
-
- * gcc.c (process_command): If file is for linker, set lang to "*".
- (lookup_compiler): Return 0 for language of "*".
-
- * sched.c (attach_deaths, case SUBREG): Fix error in last change.
-
- * i386.md (mov[sdx]fcc): Disable for now.
- (mov[sd]fcc_1): Add earlyclobber for output on last alternative.
-
-Sat Feb 14 06:42:50 1998 Jason Merrill <jason@yorick.cygnus.com>
-
- * except.c (get_dynamic_handler_chain): Only make call once per func.
- (expand_fixup_region_{start,end}): New functions.
- (expand_eh_region_start_tree): Store cleanup into finalization here.
- * stmt.c (expand_cleanups): Use new functions to protect fixups.
-
- * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
- * optabs.c (init_optabs): Don't init get_dynamic_handler_chain_libfunc.
- * expr.h (get_dynamic_handler_chain_libfunc): Deleted.
-
-Sat Feb 14 06:34:41 1998 Peter Lawrence <Peter.Lawrence@Eng.Sun.COM>
-
- * optabs.c (emit_conditional_move): Don't reverse condition for FP.
-
-Fri Feb 13 07:22:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (mostlyclean): Only use s-* convention for stamp
- files in main dir.
-
- * configure.in: Add support for i786 (Pentium II); same as i686.
-
-Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
-
-Thu Feb 12 10:08:14 1998 John Hassey <hassey@dg-rtp.dg.com>
-
- * configure.in (i[3456]86-dg-dgux*): Don't need fixincludes.
-
-Thu Feb 12 07:27:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
-
- * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Define.
- about system headers.
- (LIB_SPEC): Add -ladvapi32 -lshell32.
-
-Thu Feb 12 07:19:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (expand_assignment): Fix typo in checking OFFSET.
-
- * gbl-ctors.h (atexit): Don't define unless needed.
-
- * combine.c (distribute_notes): Completely check for note operand being
- only partially set on potential note target; adjust what notes
- we make in that case.
-
- * i386/xm-go32.h (HAVE_{BCOPY,BZERO,INDEX,RINDEX}): Deleted.
-
-Wed Feb 11 08:53:27 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * calls.c (emit_call_1): Size args now HOST_WIDE_INT.
- (expand_call): struct_value_size now HOST_WIDE_INT.
-
-Tue Feb 10 09:04:39 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * integrate.c (initialize_for_inline): Ensure DECL_INCOMING_RTL
- is always copied.
-
-Tue Feb 10 06:10:49 1998 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (rescan): Fix bug with macro name appearing
- immediately after L'x'.
-
-Mon Feb 9 20:45:32 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * c-common.c (format_char_info): Add new field zlen.
- (print_char_table): Remove entry for 'Z' as a format character.
- Initialize zlen field as appropriate.
- (scan_char_table): Set zlen field to NULL in each entry.
- (check_format_info): Recognize 'Z' as a length modifier, with a
- warning in pedantic mode.
- Avoid infinite loop when a repeated flag character is detected.
-
-Mon Feb 9 09:24:04 1998 Paul Eggert <eggert@twinsun.com>
-
- * c-parse.in (primary): Minor wording fix in diagnostic.
-
-Mon Feb 9 07:50:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-decl.c (grokdeclarator): Remove warning on inline of varargs.
-
- * reload.c (find_reloads): Check for const_to_mem case before
- checking for invalid reload; use force_const_mem if no_input_reloads.
-
- * function.c (push_function_context_to): Call init_emit last.
-
- * protoize.c (my_link): Define as -1 in mingw32.
- (link): Remove declaration.
-
- * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
-
- * integrate.c (expand_inline_function): Clear label_map with bzero.
-
- * unroll.c (copy_loop_body, case JUMP_INSN): Correct error in last
- change: call single_set on COPY, not INSN.
-
-Sun Feb 8 08:07:37 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * msdos/top.sed, winnt/config-nt.sed: Change version number to 2.8.1.
-
- * configure.in (i[3456]86-*-sco3.2v5*): Use cpio for headers.
-
-Sat Feb 7 07:32:46 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i386/mingw32.h (LIBGCC_SPEC, STARTFILE_SPEC, MATH_LIBRARY):
- Use msvcrt, not crtdll.
-
-Fri Feb 6 20:32:06 1998 Geert Bosch <bosch@gnat.com>
-
- * i386/xm-os2.h (EMX, USG, BSTRING, HAVE_{PUTENV,VPRINTF,STRERROR}):
- Define ifdef __EMX__.
- (strcasecmp): Define to be stricmp if __EMX__.
- (spawnv{,p}): Don't define if EMX.
- (OBJECT_SUFFIX): Don't define if EMX.
- (MKTEMP_EACH_FILE): Define.
-
-Fri Feb 6 16:37:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
- (objc.stage2, objc.stage3, objc.stage4): Likewise for the
- respective stageN-start targets.
- (objc/sendmsg.o): Depend on objc/runtime-info.h.
-
-Fri Feb 6 16:27:09 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * stmt.c (expand_asm_operands): Properly treat asm statement
- statements with no operands as volatile.
-
-Fri Feb 6 16:03:25 1998 Greg McGary <gkm@gnu.org>
-
- * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
-
-Fri Feb 6 15:57:36 1998 Mumit Khan <khan@xraylith.wisc.edu>
-
- * i386/cygwin32.h (STRIP_NAME_ENCODING): New macro.
-
-Fri Feb 6 15:50:42 1998 Paul Eggert <eggert@twinsun.com>
-
- * libgcc2.c (__floatdi[xtds]f): Round properly even when rounding
- large negative integer to plus or minus infinity.
-
-Fri Feb 6 15:45:16 1998 Philippe De Muyter <phdm@macqel.be>
-
- * sdbout.c (plain_type_1): Return T_DOUBLE, not T_VOID, for
- long double #ifndef EXTENDED_SDB_BASIC_TYPES.
-
-Fri Feb 6 15:23:49 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
-
- * vax/ultrix.h (HAVE_ATEXIT): Define.
- * x-vax: File deleted.
-
-Fri Feb 6 14:34:19 1998 Douglas Rupp <rupp@gnat.com>
-
- * gcc.c (process_command, case "-dumpversion"): Print spec_version.
-
-Fri Feb 6 11:01:13 1998 Josh Littlefield <josh@american.com>
-
- * i386/gmon-sol2.c (internal_mcount): Do set-up when program starts
- and install hook to do clean-up when it exits.
- * i386/sol2-c1.asm (_mcount): Make a weak instead of global symbol.
- * i386/sol2dbg.h (ASM_SPEC): Support Solaris bundled assembler's -V
- argument; pass -s argument to assembler.
-
-Fri Feb 6 09:13:21 1998 Jim Wilson (wilson@cygnus.com)
-
- * function.c (assign_parms): New variable named_arg, with value
- depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
-
- * crtstuff.c (__frame_dummy): New function for irix6.
- (__do_global_ctors): Call __frame_dummy for irix6.
- * mips/iris6.h (LINK_SPEC): Hide __frame_dummy too.
-
-Fri Feb 6 09:08:21 1998 Mike Stump <mrs@wrs.com>
-
- * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after reload.
- * genattrtab.c (reload_completed): Define.
-
- * configure.in (i960-wrs-vxworks): Same as i960-wrs-vxworks5*.
-
-Fri Feb 6 08:47:38 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (diff): Add INSTALL, configure, and config.in;
- remove objc-*.
- * objc/config-lang.in (diff_excludes): Add objc-parse.[cy].
-
- * i386/xm-mingw32.h (link): Delete macro.
-
- * alpha.c (output_prolog): Write out frame sizes as longs and
- print too large sizes as zero.
-
- * function.c (combine_temp_slots): No need to allocate and free rtx.
- Don't do anything if too many slots in the list.
- (put_var_into_stack): Don't use ADDRESSOF if not optimizing.
-
- * function.c (purge_addressof_1): Force into mem if VOLATILE reference.
-
- * calls.c (expand_call): Show VAR_DECL made for structure return
- address is used; remove bogus set of MEM_IN_STRUCT_P.
- * expr.c (expand_expr, case SAVE_EXPR, case TARGET_EXPR): Show used.
- (expand_builtin, case BUILT_IN_LONGJMP): Show __dummy used.
- * function.c (put_reg_into_stack): New arg USED_P; all callers changed.
-
- * expr.c (expand_expr, case SAVE_EXPR): assign_temp with KEEP of 3.
- * function.c (var_temp_slot_level): New variable.
- (push_function_context_to, pop_function_context_from): Save/restore
- it and target_temp_slot_level.
- (assign_stack_temp): Implement KEEP of 3.
- (push_temp_slots_for_block): New function.
- (init_temp_slots): Initialize var_temp_slot_level.
- * function.h (struct function, fields {var,target}_temp_slot_level):
- New fields.
- * stmt.c (expand_start_bindings): Call push_temp_slots_for_block.
-
- * function.c (struct temp_slot): SIZE, BASE_OFF_SET, and FULL_SIZE
- now HOST_WIDE_INT.
- (assign_{,outer_}stack_local, assign_{,stack_}temp): Size arg is
- now HOST_WIDE_INT.
- (assign_stack_temp): Do size computations in HOST_WIDE_INT.
- (fixup_var_refs_1, optimize_bit_field, instantiate_decls): Likewise.
- (instantiate_virtual_regs_1, fix_lexical_address): Likewise.
- * rtl.h (assign_stack_{local,temp}): Size arg is HOST_WIDE_INT.
- (assign_temp): Likewise.
- * expr.h (struct args_size): Field CONSTANT is now HOST_WIDE_INT.
-
- * sched.c (attach_deaths, case REG): Don't check for REG_UNUSED.
- (attach_deaths, case SUBREG, STRICT_LOW_PART, {ZERO,SIGN}_EXTRACT):
- Don't pass set_p of 1 if partial assignment.
-
- * tree.h (size_in_bytes): Returns HOST_WIDE_INT.
- * tree.c (size_in_bytes): Likewise.
- Tighen up logic some to avoid returning a bogus value instead of -1.
-
- * expr.c (get_inner_reference, case ARRAY_EXPR): Make WITH_RECORD_EXPR
- just for index.
- (expand_expr, case PLACEHOLDER_EXPR): Refine search again; look
- at each expression and look for pointer to type.
-
- * expr.c (safe_from_p, case ADDR_EXPR): If TREE_STATIC, no trampoline.
- (expand_expr, case ADDR_EXPR): Likewise.
-
- * expr.c (emit_block_move): Use conservative range for movstr mode.
-
- * configure.in: See if "cp -p" works if "ln -s" doesn't; else "cp".
-
- * combine.c (try_combine.c): Pass elim_i2 and elim_i1 to
- distribute_notes for i3dest_killed REG_DEAD note.
-
- * configure.in (mips-dec-netbsd*): Remove bogus setting of prefix.
-
- * c-decl.c (duplicate_decls): Set DECL_IGNORED_P in newdecl if
- different bindings levels.
-
- * configure.in: Test ln -s by symlinking gcc.c.
-
- * configure.in (i[3456]86-dg-dgux): Add wildcard for version.
-
- * crtstuff.c (__do_global_ctors_aux): Switch back to text section
- in proper place.
-
- * rtlanal.c (rtx_varies_p, case REG): pic_offset_table_rtx is fixed.
- * genattrtab.c (pic_offset_table_rtx): Define (dummy).
- * cse.c (set_nonvarying_address_components): Understand PIC refs.
-
- * loop.c (strength_reduce): When placing increment for auto-inc
- case, do comparison in loop order.
-
- * i860.c (output_delayed_branch): Add missing arg to recog.
- (output_delay_insn): Add missing arg to constrain_operands.
-
- * configure.in: Truncate target after finished comparing it with host.
-
- * i386.h (MAX_FIXED_MODE_SIZE): Delete.
-
- * c-parse.in (expr_no_comma): Clarify undefined error.
-
- * prefix.c (get_key_value): Don't default to PREFIX here.
- (translate_name): Remove bogus addition of "$" if getenv fails;
- clean up application of default value of PREFIX.
-
- * fold-const.c (fold_convert): Call force_fit_type even if input
- already overflows.
-
-Fri Feb 6 07:45:01 1998 Robert Hoehne <robert.hoehne@gmx.net>
-
- * i386/xm-go32.h (HAVE_{BCOPY,BZERO,BCMP,RINDEX,INDEX}): Define.
-
- * gcc.c (main): Treat paths starting with '$' or DOS drives
- as absolute in standard_startfile_prefix.
-
-Thu Feb 5 21:07:12 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
-
- * cpplib.c (IS_INCLUDE_DIRECTIVE_TYPE): Add casts from enum to int.
- * cccp.c (IS_INCLUDE_DIRECTIVE_TYPE, handle_directive): Likewise.
-
-Thu Feb 5 19:00:44 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (expand_expr, case CONSTRUCTOR): Correct shift count
- when making signed bit field; use EXPAND_NORMAL, not 0.
-
-Thu Feb 5 17:42:43 1998 Manfred Hollstein <manfred@s-direktnet.de>
-
- * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
- stuff only if MCT_TEXT is #define'd.
-
-Thu Feb 5 17:32:01 1998 Robert Hoehne <robert.hoehne@gmx.net>
-
- * Makefile.in: Changed most stamp-* to s-*.
-
-Tue Feb 3 19:45:50 1998 James Hawtin <oolon@ankh.org>
-
- * i386/sol2.h (STARTFILE_SPEC, LIB_SPEC): Update -pg files.
- * configure.in (i[3456]86-*-solaris2*): Add gcrt1.o and gmon.o
- to extra_parts.
-
-Tue Feb 3 17:28:48 1998 Christopher C Chimelis <chris@classnet.med.miami.edu>
-
- * configure.in (alpha*-*-linux-gnu*): Add extra_parts for crtstuff.
-
-Tue Feb 3 17:18:19 1998 Richard Earnshaw <rearnsha@arm.com>
-
- * arm.c (find_barrier): Fix one-too-many bug if fail to find barrier.
-
- * arm.c (arm_reload_in_hi): Handle cases where the MEM is too
- complex for a simple offset.
-
-Tue Feb 3 16:14:21 1998 Robert Hoehne <robert.hoehne@gmx.net>
-
- * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
-
- * configure.in (i[3456]86-pc-msdosdjgpp*): New entry.
-
-Tue Feb 3 07:33:58 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * explow.c (probe_stack_range): Properly check for small
- number of probes.
-
- * gcc.c (process_command, case 'V'): Validate arg.
-
- * configure.in (sbrk): Add check for needed declaration.
- * acconfig.h (NEED_DECLARATION_SBRK): New entry.
- * toplev.c (sbrk): Update declaration conditional.
- * mips-tfile.c (sbrk, free): Likewise.
-
- * sparc/sysv4.h (DBX_REGISTER_NUMBER): Remove abort.
-
- * mips.c (mips_expand_prologue): Pass reg 25 to gen_loadgp.
- * mips.md (loadgp): Add second operand for register number to add.
- (builtin_setjmp_receiver): Pass new label and reg 31 to loadgp.
-
- * toplev.c: Include insn-codes.h, insn-config.h, and recog.h.
- (compile_file): Try to emit nop to separate gcc_compiled symbol.
- * Makefile.in (toplev.o): Depends on insn-{codes,config}.h, recog.h.
-
-Tue Feb 3 06:58:46 1998 Mark Mitchell <mmitchell@usa.net>
-
- * integrate.c (get_label_from_map): New function.
- (expand_inline_function): Use it.
- Initialize label_map to NULL_RTX instead of gen_label_rtx.
- (copy_rtx_and_substitute): Use get_label_from_map.
- * integrate.h (get_label_from_map): New function.
- (set_label_from_map): New macro.
- * unroll.c (unroll_loop, copy_loop_body): Use them.
-
-Mon Feb 2 16:33:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i386.md (mov{si,hi,sf,df,xf}cc{,_1}): Remove cases with branches.
-
- * rs6000/x-aix31 (INSTALL): Deleted.
- * mips/x-dec-osf1, mips/x-osfrose, i386/x-osfrose: Likewise.
- * arm/x-riscix: Likewise.
-
- * c-typeck.c (signed_or_unsigned_type): Properly handle pointer types.
-
-Mon Feb 2 15:33:58 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * unroll.c (copy_loop_body): Use single_set instead of
- PATTERN to detect increment of an iv inside a PARALLEL.
-
-Fri Jan 16 20:29:50 1998 Paul Eggert <eggert@twinsun.com>
-
- * toplev.c (<unistd.h>): New include.
- (get_run_time): Prefer CLK_TCK (if available) to HZ, and
- prefer sysconf (_SC_CLK_TCK) (if available) to CLK_TCK.
- * configure.in (sysconf): Call AC_CHECK_FUNCS.
-
-Wed Jan 14 20:10:51 1998 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c: (rescan): Don't report line 0 as the possible real start
- of an unterminated string constant.
- Don't mishandle backslash-newlines that in are the output of
- a macro expansion. Properly skip // style comments between a function
- macro name and '(', as well as backslash-newlines in comments there.
- (handle_directive): Handle / \ newline * between # and directive name.
- In #include directives, \ does not escape ".
- (do_include): For `#include "file', do not bother expanding into temp
- buffer. When error encountered when expanding, do not try result.
- (skip_if_group): When skipping an include directive, use include
- tokenization, not normal tokenization. Backslash-newline is still
- special when skipping. Handle * \ newline / correctly in comments
- when skipping.
- (skip_quoted_string): After \ newline, set *backslash_newlines_p
- even if count_newlines is 0.
- (macroexpand): Newline space is not a special marker inside a string.
- (macroexpand, macarg): Do not generate \ddd for control characters
- when stringifying; the C Standard does not allow this.
- (macarg1): New arg MACRO. All callers changed.
- Do not treat /*, //, or backslash-newline specially when processing
- the output of a macro.
- (discard_comments): Don't go past limit if looking for end of comment.
- Discard backslash-newline properly when discarding comments.
- (change_newlines): \" does not end a string.
- (make_definition): Do not treat backslash-newline specially, as it
- has already been removed before we get here.
-
- * profile.c (output_func_start_profiler): Don't fflush output
- if -quiet.
- * toplev.c (rest_of_compilation): Likewise.
-
- * i386/x-sco5 (CC): Remove trailing white space.
- * x-convex (CCLIBFLAGS): Likewise.
- * arm/t-semi (LIBGCC2_CFLAGS): Likewise.
-
-Wed Jan 7 18:02:42 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Version 2.8.0 released.
-
-Wed Jan 7 17:54:41 1998 J. Kean Johnston <jkj@sco.com>
-
- * i386/sco5.h ({END,START}FILE_SPEC): Link with correct crtbegin.o
- and crtend.o when using -static.
-
-Wed Jan 7 17:49:14 1998 Jan Christiaan van Winkel <Jan.Christiaan.van.Winkel@ATComputing.nl>
-
- * cppexp.c (gansidecl.h): Include.
-
-Wed Jan 7 17:45:07 1998 Tristan Gingold <gingold@puccini.enst.fr>
-
- * expr.c (get_push_address): Use copy_to_reg instead of force_operand.
- (emit_push_insn): Avoid null pointer deference if aggregate has no
- types.
- (expand_expr): Avoid finite but useless recursion.
- (expand_builtin): Fix typo in calling function.
- * function.c (assign_parms): Avoid useless call to chkr_set_right.
-
-Wed Jan 7 17:31:13 1998 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
-
- * combine.c (force_to_mode): Return if operand is a CLOBBER.
-
-Wed Jan 7 17:23:24 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * x-rs6000 (INSTALL): Remove.
-
- * jump.c (jump_optimize): Don't use a hard reg as an operand
- of a conditional move if small register classes.
-
-Wed Jan 7 17:09:28 1998 Jim Wilson <wilson@cygnus.com>
-
- * cse.c (max_insn_uid): New variable.
- (cse_around_loop): Use it.
- (cse_main): Set it.
-
-See ChangeLog.11 for earlier changes.
-\f
-Use a consistent time stamp format in ChangeLog entries.
-Not everyone has Emacs 20 yet, so stick with Emacs 19 format for now.
-
-Local Variables:
-add-log-time-format: current-time-string
-End:
+++ /dev/null
-Tue Jun 9 07:24:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * regmove.c ({next,prev}_insn_for_regmove): Properly handle end of
- function.
-
-Mon Jun 8 15:26:49 1998 Juha Sarlin <juha@c3l.tyreso.se>
-
- * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
-
-Mon Jun 8 14:40:02 1998 John Wehle (john@feith.com)
-
- * i386.md (movsf_push, movsf_mem): Remove.
- (movsf_push): Rename from movsf_push_nomove and move in front of
- movsf; allow memory operands during and after reload.
- (movsf_push_memory): New pattern.
- (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
- both operands refer to memory then force operand[1] into a register.
- (movsf_normal): Change to unnamed pattern.
- Likewise for movdf, movxf, and friends.
-
-Mon Jun 8 13:18:04 1998 Martin v. Loewis <loewis@informatik.hu-berlin.de>
-
- * Makefile.in (TREE_H): Add tree-check.h.
- (tree-check.h, s-check, gencheck): New targets.
- (STAGESTUFF): Add s-check.
- * gencheck.c: New file.
- * tree.c (tree_check, tree_class_check, expr_check): New functions.
- * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
- (TYPE_CHECK, DECL_CHECK): Define.
- Modify all access macros to use generated checking macros.
- * acconfig.h (ENABLE_CHECKING): Undefine.
- * configure.in (--enable-checking): New option.
-
-Mon Jun 8 12:13:25 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.ed>
-
- * regmove.c: Remove include for varargs or stdarg.
-
-Mon Jun 8 07:49:41 1998 Andris Pavenis <pavenis@lanet.lv>
-
- * gcc.c (link_command_spec): Support LINK_COMMAND_SPEC.
-
-Sun Jun 7 18:00:28 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
- or VAR-- == CONST construct a proper mask if VAR is a bitfield.
- Cope with CONST being out of range for the bitfield.
-
-Sun Jun 7 17:19:35 1998 Tom Quiggle <quiggle@sgi.com>
-
- * mips/iris6.h (DWARF2_FRAME_INFO): Define.
- * dwarf2out.c (dwarf2out_do_frame): Do something if DWARF2_FRAME_INFO.
-
-Sun Jun 7 15:29:04 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * regmove.c: New file.
- * Makefile.in (OBJS): Add regmove.o.
- (regmove.o): New rules.
- (mostlyclean): Remove regmove dumps.
- * toplev.c (regmove_{dump,dump_file,time}, flag_regmove): New vars.
- (f_options): Add -foptimize-register-move.
- (compile_file): Run regmove pass after combine pass and do its dump.
- (main): Enable regmove dump when -dN or -da.
- (fatal_insn): Flush regmove dump file.
- * flags.h (flag_regmove): Declare.
- * flow.c (find_use_as_address): Export.
- * rtl.h (find_use_as_address): Declare.
- * local-alloc.c (optimize_reg_copy_{1,2}): Removed, all calls deleted.
- * reload1.c (count_occurrences): Export.
- * reload.h (count_occurrences): Declare.
-
-Sun Jun 7 09:30:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (uninstall): Uninstall gcov.
-
- * alpha.h (ASM_COMMENT_START): Define.
-
- * alpha.h (EXTRA_CONSTRAINT, case 'S'): New case.
- * alpha.md ({ashl,ashr,lshr}di3): Use 'S' for constraint.
-
- * i386.md (cmpxf): Add missing extend pattern from SFmode and fix
- operand numbers in one extend pattern from DFmode.
-
- * pa.md ({pre,post}_{ld,st}wm and similar): When operand is being
- incremented, use '+', not '=', for constraint.
-
- * reload.c (find_reloads): Give preference to pseudo that was the
- reloaded output of previous insn.
-
- * emit-rtl.c (init_emit_once): Provide default for DOUBLE_TYPE_SIZE.
-
- * expr.c (init_expr_once): Free all RTL we generate here.
- * expmed.c (init_expmed): Allocate all RTX in memory we'll free.
-
- * genemit.c (main): Generate #include "reload.h".
-
- * expr.c (expand_expr, case INDIRECT_EXPR): A dereference of
- a REFERENCE_TYPE is always considered in a structure. Likewise for
- a dereference of a NOP_EXPR whose input is a pointer to aggregate.
-
-Sat Jun 6 17:25:14 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * mips.md (reload_{in,out}di): Allow other operand to be invalid
- MEM and get any reload replacement before using address.
-
-Tue May 26 18:52:23 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reload1.c (reload): Get MEM_IN_STRUCT_P and RTX_UNCHANGING_P
- from reg_equiv_memory_loc; set the latter when changing REG to MEM.
- (alter_reg): Don't set RTX_UNCHANGING_P for shared slots.
-
-Mon May 25 12:07:12 1998 Hans-Peter Nilsson <hp@axis.se>
-
- * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
-
-Sun May 24 21:50:12 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
-
- * i386/linux{,-aout,oldld}.h (ASM_COMMENT_START): Define.
-
-Sun May 24 11:58:37 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.md (adddi3, subdi3): Properly negate the DImode constant.
-
-Sun May 24 11:30:08 1998 Torbjorn Granlund <tege@matematik.su.se>
-
- * m68k/lb1sf68.asm (__addsf3): Fix typo in exg on coldfire.
-
-Sun May 24 09:38:17 1998 John Wehle (john@feith.com)
-
- * i386.md (movsi): Remove redundant integer push patterns.
- Don't check for TARGET_PUSH_MEMORY when pushing constants or registers.
-
-Sun May 24 08:59:27 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (fold, case EQ_EXPR): Split COMPLEX_TYPE operands
- if either is COMPLEX_CST in addition to COMPLEX_EXPR.
-
- * expr.c (do_jump, case EQ_EXPR, case NE_EXPR): Check for COMPLEX
- before testing for operand 1 being zero.
-
- * genattrtab.c (optimize): Define.
-
- * configure.lang: Fix substitution of target_alias.
-
-Sat May 23 22:31:17 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * emit_rtl.c (double_mode): New variable.
- (init_emit_once): Set and use it.
- * real.c (ereal_atof, real_value_truncate): Handle double_mode not
- being DFmode for C4x.
-
-Sat May 23 22:19:55 1998 Mike Stump <mrs@wrs.com>
-
- * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
- * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
- * i960.md (ret, flush_register_windows): Define.
- (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
- work yet.
-
-Sat May 23 18:45:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k/t-linux: Remove stuff already included in config/t-linux.
-
-Sat May 23 18:35:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * final.c: Select <stab.h> and "gstab.h" with NO_STAB_H.
-
- * gcc.c (default_compilers): Remove ".ada" extension.
-
- * combine.c (rtx_equal_for_field_assignment): Remove code that
- checks get_last_value.
-
- * Makefile.in (uninstall): Delete info files.
-
-Sat May 23 18:28:27 1998 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
-
- * c-decl.c (start_decl): Use new macro SET_DEFAULT_DECL_ATTRIBUTES.
- * c-lex.c (check_newline): Put last read character back on input
- stream.
-
-Sat May 23 18:13:53 1998 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
- negative in a stackless frame.
- * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
- in stackless frame size. Support 64-bit stackless frame size.
- Combine fpmem offset calculations and don't add total_size to
- offset if not pushing a stack frame.
-
- * tree.c (get_inner_array_type): New function.
- * tree.h (get_inner_array_type): Likewise.
-
-Wed May 20 15:42:22 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expmed.c (expand_divmod): Save last divison constant and
- if rem is same as div, don't adjust rem cost.
-
-Thu May 14 14:11:37 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha/vxworks.h: New file.
- * configure.in (alpha*-*-vxworks*): New target.
-
- * alpha.c (tree.h): Include earlier.
- (alpha_initialize_trampoline): New function.
- * alpha.h (INITIALIZE_TRAMPOLINE): Call it.
- * alpha/linux.h (INITIALIZE_TRAMPOLINE): Don't redefine.
-
-Thu May 14 13:35:53 1998 Cyrille Comar <comar@gnat.com>
-
- * Makefile.in (STAGESTUFF): Add s-under.
-
-Wed May 13 17:38:35 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * combine.c (simplify_comparison, case AND): Don't commute AND
- with SUBREG if constant is whole mode and don't do if lowpart
- and not WORD_REGISTER_OPERATIONS.
-
- * expmed.c (expand_mult): Use 0 as add_target if should preserve
- subexpressions.
-
-Mon May 11 17:26:06 1998 Paul Eggert <eggert@twinsun.com>
-
- * dwarf2out.c: Undo most recent change.
-
-Sun May 10 17:09:20 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (fold_range_test, fold): If need to make SAVE_EXPR
- to do optimization, suppress if contains_placeholder_p.
-
-Thu May 7 18:14:31 Paul Eggert <eggert@twinsun.com>
-
- * dwarf2out.c: Don't assume `.section ".text"' causes assembler to
- treat .text as label for start of section; instead, output
- `.section ".text"; .LLtext0:' and use .LLtext0 in label contexts.
- (ABBREV_LABEL, DEBUG_INFO_LABEL, DEBUG_LINE_LABEL, TEXT_LABEL): New.
- (abbrev_label, debug_info_label, debug_line_label, text_label): New.
- (dwarf2out_init): Initialize the vars. Output defn for text_label.
- (dwarf2out_finish): Output defns for the other 3 vars.
- (dw_val_node): Rename val_section to val_section_label, as it's
- now a label, not a section.
- (add_AT_section_offset): Arg is now a label, not a section.
- (print_die): In label contexts, output section label, not section.
- (output_die, output_compilation_unit_header): Likewise.
- (output_{pubnames,aranges,line_info}, dwarf2out_finish): Likewise.
-
- * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
- curses.h if it contains `typedef char bool;'.
-
- * configure.in (arm-*-netbsd*): Rename fixinc.math to fixinc.wrap.
- (i[34567]86-*-freebsdelf*, i[34567]86-*-freebsd*): Likewise.
- (i[34567]86-*-netbsd*, i[34567]86-*-solaris2*): Likewise.
- (m68k-*-netbsd*, mips-dec-netbsd*, ns32k-pc532-netbsd*): Likewise.
- (powerpcle-*-solaris2*, sparc-*-netbsd*, sparc-*-solaris2*): Likewise.
- (vax-*-netbsd*): Likewie.
-
-Wed May 6 06:44:28 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * combine.c (simplify_rtx, case TRUNCATE): Reflect that it sign-extends
- instead of zero-extending.
-
-Sat May 2 20:39:22 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (fold): When commutting COND_EXPR and binary operation,
- avoid quadratic behavior if have nested COND_EXPRs.
-
-Tue Apr 28 17:30:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * mips.h (HOST_WIDE_INT): Define if not already.
- (compute_frame_size, mips_debugger_offset): Return HOST_WIDE_INT.
- (DEBUGGER_{AUTO,ARG}_OFFSET): Cast second arg to HOST_WIDE_INT.
- * mips.c (mips_debugger_offset): Now returns HOST_WIDE_INT.
- Likewise for internal variable frame_size.
-
- * final.c (alter_subreg): Make new SUBREG if reload replacement
- scheduled inside it.
-
- * dwarf2out.c (add_bound_info, case SAVE_EXPR): Pass
- SAVE_EXPR_RTL address through fix_lexical_addr.
-
-Mon Apr 27 18:57:18 1998 Jim Wilson <wilson@cygnus.com>
-
- * mips/sni-svr4.h (CPP_PREDEFINES): Add -Dsinix and -DSNI.
-
-Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md (mov{sf,df} define_splits): When splitting move of
- constant to int reg, don't split insns that do simple AND and OR
- operations; just split each word and let normal movsi define split
- handle it further.
-
-Sun Apr 19 20:21:19 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * real.h (C4X_FLOAT_FORMAT): New macro.
- * real.c (c4xtoe, etoc4x, toc4x): New functions.
-
-Sun Apr 19 20:17:32 1998 Niklas Hallqvist <niklas@petra.appli.se>
-
- * m68k.c (notice_update_cc): Use modified_in_p to check for update.
-
-Sun Apr 19 18:48:07 1998 K. Richard Pixley <rich@kyoto.noir.com>
-
- * fixincludes: Discard empty C++ comments.
- Special case more files with C++ comments nested in C comments.
-
-Sun Apr 19 18:30:11 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.md ({add,sub}di3): Optimize for constant operand.
-
-Sun Apr 19 18:27:11 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
-
- * i386.c (output_387_binary_op): Swap operands when popping if result
- is st(0).
-
-Sun Apr 19 17:58:01 1998 Peter Jeremy <peter.jeremy@alcatel.com.au>
-
- * expr.c (do_jump_by_parts_equality_rtx): Now public.
- * expmed.c (do_cmp_and_jump): New function.
- (expand_divmod): Use do_cmp_and_jmp instead of emit_cmp_insn and
- emit_jump_insn.
-
-Sun Apr 19 07:48:37 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-typeck.c (build_c_cast): Check underlying type when seeing
- if discarding const or volatile.
-
- * c-decl.c (pushdecl): Avoid duplicate warning about implicit redecl.
-
- * configure.in (stab.h): Check for it.
- (i386-*-vsta): Include xm-i386.h too.
- * dbxout.c (stab.h): Include based on autoconf results.
- * vax/xm-vms.h (NO_STAB_H): Deleted.
- * alpha/xm-vms.h, xm-mips.h, i386/xm-mingw32.h, i386/go32.h: Likewise.
- * i386/xm-cygwin32.h: Likewise.
- * i386/xm-vsta.h (NO_STAB_H): Likewise.
- (i386/xm-i386.h): No longer include.
-
- * mips.c: Cleanups and reformatting throughout.
- ({expand,output}_block_move): Use HOST_WIDE_INT for sizes.
- (mips_debugger_offset, compute_frame_size): Likewise.
- (save_restore_insns, mips_expand_{pro,epi}logue): Likewise.
- (siginfo): Deleted.
- (override_options): Don't set up to call it; don't call setvbuf.
-
-Mon Apr 13 06:40:17 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (sparc-*-vxsim*): Include xm-siglist.h and
- define USG and POSIX.
-
-Sun Apr 12 21:59:27 1998 Jeffrey A. Law <law@cygnus.com>
-
- * calls.c (expand_call): Fix typo in STRICT_ARGUMENT_NAMING.
-
-Sun Apr 12 21:42:23 1998 D. Karthikeyan <karthik@cdotd.ernet.in>
-
- * m68k.h (TARGET_SWITCHES): Add missing comma.
-
-Sun Apr 12 21:33:33 1998 Eric Valette <valette@crf.canon.fr>
-
- * configure.in (i[34567]86-*-rtemself*): New configuration.
- * i386/rtemself.h: New file.
-
-Sun Apr 12 21:08:28 1998 Jim Wilson <wilson@cygnus.com>
-
- * loop.c (loop_optimize): Reset max_uid_for_loop after
- find_and_verify_loops call.
- (strength_reduce): In auto_inc_opt code, verify v->insn has valid
- INSN_LUID.
-
-Sun Apr 12 20:54:59 1998 Richard Earnshaw (rearnsha@arm.com)
-
- * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
- Add USG and POSIX to xm_defines.
-
-Sun Apr 12 20:47:37 1998 Pat Rankin <rankin@eql.caltech.edu>
-
- * cccp.c (eprint_string): New function.
- (do_elif, do_else, verror): Use it instead of fwrite(,,,stderr).
- (error_from_errno, vwarning): Likewise.
- ({verror,vwarning,pedwarn}_with_line): Likewise.
- (pedwarn_with_file_and_line, print_containing_files): Likewise.
-
-Sun Apr 12 20:40:44 1998 Richard Henderson <rth@dot.cygnus.com>
-
- * configure.in (alpha*-*-linux-gnu*): Add alpha/t-crtbe.
- Add crt{begin,end}.o in extra_parts and delete crt{begin,end}S.o.o
- * alpha/t-crtbe, alpha/crt{begin,end}.asm: New files.
-
- * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
- * alpha.c (print_operand): Handle it.
- * alpha.md (fix_trunc[ds]fdi2): Use it. Add earlyclobber pattern
- for ALPHA_TP_INSN.
-
-Sun Apr 12 13:09:46 1998 Scott Christley <scottc@net-community.com>
-
- * objc/encoding.c (objc_sizeof_type, _C_VOID): New case.
-
-Sun Apr 12 13:04:55 1998 Nikolay Yatsenko (nikolay@osf.org)
-
- * configure.in (i[34567]86-*-osf1*): New entry.
- * i386/osf1-c[in].asm: New files for OSF/1.
- * i386/osf1elf{,gdb}.h, i386/[xt]-osf1elf, i386/xm-osf1elf.h: Likewise.
-
-Sun Apr 12 10:03:51 1998 Noel Cragg <noel@red-bean.com>
-
- * fixincludes: Remove specification of parameters when renaming
- functions in Alpha DEC Unix include files.
-
-Sun Apr 12 07:33:46 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * mips.c (large_int): Use HOST_WIDE_INT, not int.
- (print_operand): Use HOST_WIDE_INT_PRINT_* macros.
-
- * toplev.c (main): Sort order of handling of -d letters.
- Use `F' instead of `D' for addressof_dump.
-
- * libgcc2.c (_eh_compat): Deleted.
- * Makefile.in (LIB2FUNCS): Delete _eh_compat.
-
- * configure.in (alpha*-*-linux-gnu*): Don't include alpha/xm-linux.h.
-
- * c-common.c (check_format_info): Properly test for nested pointers.
-
- * pa.md (casesi0): Add missing mode for operand 0.
-
- * function.c (purge_addressof_1, case MEM): If BLKmode, put ADDRESSOF
- into stack.
-
- * c-parse.in (label): Give warning if pedantic and label not integral.
-
- * c-decl.c (grokdeclarator): Don't warn about return type if in
- system header.
-
- * reload.c (reload_nongroup): New variable.
- (push{_secondary,}_reload): Initialize it.
- (find_reloads): Compute it.
- (debug_reload): Print it.
- * reload.h (reload_nongroup): Declare.
- * reload1.c (reload): Use reload_nongroup instead of local computation.
- Check caller_save_spill_class against any nongroup reloads.
- (reloads_conflict): No longer static.
-
-Sun Apr 12 05:52:18 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
-
- * vax.md (call patterns): Operand 1 is always a CONST_INT.
-
-Sat Apr 11 16:01:11 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * convert.c (convert_to_{pointer,integer,real,complex}): Use switch.
- Add missing integer-like types.
- Simplify return of zero in error case.
- (convert_to_pointer): Remove dubious abort.
- (convert_to_integer, case POINTER_TYPE): Make recursive call.
- (convert_to_integer, case COND_EXPR): Always convert arms.
- * tree.c (type_precision): Deleted.
-
- * cccp.c (do_warning): Give pedantic warning if -pedantic and not
- in system file.
- * cpplib.c (do_warning): Likewise.
-
- * function.c (target_temp_slot_level): Define here.
- (push_temp_slots_for_target, {get,set}_target_temp_slot_level): New.
- * stmt.c (target_temp_slot_level): Don't define here.
- * expr.h (temp_slot_level): New declaration.
-
-Fri Apr 10 16:35:48 1998 Paul Eggert <eggert@twinsun.com>
-
- * c-common.c (decl_attributes): Support strftime format checking.
- (record_function_format, {check,init_function}_format_info): Likewise.
- (enum format_type): New type.
- (record_function_format): Now static; takes value of type
- enum format_type instead of int.
- (time_char_table): New constant.
- (struct function_format_info): format_type member renamed from is_scan.
- (check_format_info): Use `warning' rather than sprintf followed by
- `warning', to avoid mishandling `%' in warnings.
- Change a `pedwarn' to `warning'.
- * c-tree.h (record_function_format): Remove decl.
-
-Thu Apr 2 17:34:27 1998 Manfred Hollstein <manfred@s-direktnet.de>
-
- * regclass.c (memory_move_secondary_cost): Protect uses of
- SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS with #ifdef tests.
-
-Thu Apr 2 07:06:57 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.c (standard_68881_constant_p): Don't use fmovecr on 68060.
-
-Thu Apr 2 06:19:25 1998 Ken Raeburn <raeburn@cygnus.com>
-
- * Makefile.in (version.c): Put "cvs log" output in build directory.
-
- * reload.h (MEMORY_MOVE_COST): Define here if not already defined.
- (memory_move_secondary_cost): Declare.
- * regclass.c (MEMORY_MOVE_COST): Don't define default here.
- (memory_move_secondary_cost) [HAVE_SECONDARY_RELOADS]: New function.
- (regclass, record_reg_classes, copy_cost, record_address_regs):
- Pass register class and direction of move to MEMORY_MOVE_COST.
- (top_of_stack) [HAVE_SECONDARY_RELOADS]: New static array.
- (init_regs) [HAVE_SECONDARY_RELOADS]: Initialize it.
- * reload1.c (MEMORY_MOVE_COST): Don't define default here.
- (emit_reload_insns, reload_cse_simplify_set): Pass register class
- and direction of move to MEMORY_MOVE_COST.
- * 1750a.h (MEMORY_MOVE_COST): Add extra ignored arguments.
- * a29k.h, alpha.h, arc.h, arm.h, dsp16xx.h, i386.h, m32r.h: Likewise.
- * m88k.h, rs6000.h: Likewise.
- * mips.h (MEMORY_MOVE_COST): Likewise.
- Add memory_move_secondary_cost result to cpu-specific cost.
-
-Mon Mar 30 13:56:30 1998 Jim Wilson <wilson@cygnus.com>
-
- * mips/ultrix.h (SUBTARGET_CPP_SPEC): Define.
-
-Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum direction.
- (function_arg_padding): Declare.
-
- * rs6000.c: Include stdlib.h if we have it.
- (function_arg_padding): Change return type to int, cast enum's to int.
-
- (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
- * rs6000.c (rs6000_override_options): Change type of `i', `j' and
- `ptt_size' from int to size_t.
- (rs6000_file_start): Likewise for `i'.
- (rs6000_replace_regno): Add default case in enumeration switch.
- (output_epilog): Remove unused variable `i'.
- (rs6000_longcall_ref): Remove unused variables `len', `p', `reg[12]'.
-
- * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
- initializer.
- (get_issue_rate, non_logical_cint_operand): Add prototype.
- (rs6000_output_load_toc_table): Likewise.
-
- * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
- `else'.
-
-Wed Mar 25 02:39:01 1998 Paul Eggert <eggert@twinsun.com>
-
- * configure.in (i[34567]86-*-solaris2*, powerpcle-*-solaris2*,
- sparc-*-solaris2*): Use fixinc.svr4 if Solaris 2.0 through 2.4.
-
-Mon Mar 23 07:27:19 1998 Philippe De Muyter <phdm@macqel.be>
-
- * m68k.md (ashldi_const): Allow shift count in range ]32,63].
- (ashldi3): Allow constant shift count in range ]32,63].
- (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
-
- * m68k.md (zero_extend[qh]idi2, iordi_zext): New patterns.
- (zero_extendsidi2): Avoid useless copy.
- (iorsi_zexthi_ashl16): Avoid "0" constraint for operand 2.
- (iorsi_zext): New name for old unnamed pattern; indentation fixes.
-
-Mon Mar 23 07:12:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * final.c (only_leaf_regs_used): If pic_offset_table_rtx used,
- make sure it is a permitted register.
-
-Sun Mar 22 06:57:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expmed.c (extract_bit_field): Don't confuse SUBREG_WORD with
- endian adjustment in SUBREG case.
- Don't abort if can't make SUBREG needed for extv/extzv.
-
-Sat Mar 21 08:02:17 1998 Richard Gorton <gorton@amt.tay1.dec.com>
-
- * alpha.md (zero_extendqi[hsd]i2): Use "and", not "zapnot".
-
-Sat Mar 21 07:47:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * unroll.c (verify_addresses): Use validate_replace_rtx.
- (find_splittable_givs): If invalid address, show nothing same_insn.
-
-Fri Mar 20 10:24:12 1998 Philippe De Muyter <phdm@macqel.be>
-
- * fold-const.c (fold, case CONVERT_EXPR): Replace sign-extension of
- a zero-extended value by a single zero-extension.
-
-Thu Mar 19 14:59:32 1998 Andrew Pochinsky <avp@ctp.mit.edu>
-
- * sparc.h (ASM_OUTPUT_LOOP_ALIGN): Fix error in last change.
-
-Thu Mar 19 14:48:35 1998 Michael Meissner <meissner@cygnus.com>
-
- * gcc.c (default_arg): Don't wander off the end of allocated memory.
-
- * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
- and EABI.
-
-Thu Mar 19 06:17:59 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (toplev.o): Depend on Makefile.
-
-Wed Mar 18 17:40:09 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * expr.c (convert_move): Add [QH]Imode/P[QH]Imode conversions.
- * machmode.def (PQImode, PHImode): New modes.
-
-Wed Mar 18 17:11:18 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.md (movsf+1): Optimize moving a CONST_DOUBLE zero.
-
-Wed Mar 18 17:07:54 1998 Ken Raeburn <raeburn@cygnus.com>
-
- * regclass.c (init_reg_sets): Delete init of reg-move cost tables.
- (init_reg_sets_1): Put it here.
-
-Wed Mar 18 16:43:11 1998 Jim Wilson <wilson@cygnus.com>
-
- * i960.md (tablejump): Handle flag_pic.
-
- * profile.c (branch_prob): If see computed goto, call fatal.
-
- * calls.c (expand_call): Fix typos in n_named_args computation.
-
-Wed Mar 18 05:54:25 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (operand_equal_for_comparison_p): See if equal
- when nop conversions are removed.
-
- * expr.c (expand_expr, case COND_EXPR): If have conditional move,
- don't use ORIGINAL_TARGET unless REG.
-
- * function.c (fixup_var_refs_insns): Also delete insn storing pseudo
- back into arg list.
-
- * combine.c (gen_binary): Don't make AND that does nothing.
- (simplify_comparison, case AND): Commute AND and SUBREG.
- * i386.h (CONST_CONSTS, case CONST_INT): One-byte integers are cost 0.
-
-Mon Mar 16 15:57:17 1998 Geoffrey Keating <geoffk@ozemail.com.au>
-
- * rs6000.c (small_data_operand): Ensure any address referenced
- relative to small data area is inside SDA.
-
-Sun Mar 15 16:01:19 1998 Andrew Pochinsky <avp@ctp.mit.edu>
-
- * sparc.h (ASM_OUTPUT_LOOP_ALIGN): Write nop's.
-
-Sun Mar 15 15:53:39 1998 Philippe De Muyter <phdm@macqel.be>
-
- * libgcc2.c (exit): Don't call __bb_exit_func if HAVE_ATEXIT.
-
-Sun Mar 15 15:44:41 1998 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c: Fix bugs relating to NUL in input file name,
- e.g. with `#line 2 "x\0y"'.
- (PRINTF_PROTO_4): New macro.
- (struct {file_buf,definition,if_stack}): New member nominal_fname_len.
- (main, expand_to_temp_buffer): Store length of input file names.
- (finclude, create_definition, do_line, conditional_skip): Likewise.
- (skip_if_group, macroexpand): Likewise.
- (make_{definition,undef,assertion}): Likewise.
- (special_symbol, do_include): Use stored length of input file names.
- (do_define, do_elif, do_else, output_line_directive, verror): Likewise.
- (error_from_errno, vwarning, verror_with_line): Likewise.
- (vwarning_with_line, pedwarn_with_file_and_line): Likewise.
- (print_containing_files): Likewise.
- (do_line): Fix off-by-1 problem: 1 too many bytes were being allocated.
- (quote_string, pedwarn_with_file_and_line): New arg specifies length.
- All callers changed.
-
-Sun Mar 15 15:38:16 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * c-typeck.c: Collect pending initializers in AVL tree instead of list.
- (add_pending_init, pending_init_member): New functions.
- (output_init_element): Use them.
- (output_pending_init_elements): Rewritten to exploit AVL order.
-
-Sun Mar 15 05:10:49 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * gnu.h (GNU_CPP_PREDEFINES): Deleted; not valid in traditional C.
- * {i386,mips}/gnu.h (CPP_PREDEFINES): Don't call GNU_CPP_PREDEFINES.
-
- * flow.c (insn_dead_p): A CLOBBER of a dead pseudo is dead.
-
- * alpha.h (REG_ALLOC_ORDER): Put $f1 after other nonsaved.
-
- * sparc.c (sparc_type_code): Fix error in previous change.
-
-Sat Mar 14 05:45:21 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i386/xm-aix.h, i386/xm-osf.h (i386/xm-i386.h): Don't include.
- (USG): Don't define.
- * i386/xm-isc.h (i386/xm-sysv3.h): Don't include.
- * i386/xm-sco.h (i386/xm-sysv3.h): Likewise.
- (BROKEN_LDEXP, SMALL_ARG_MAX, NO_SYS_SIGLIST): Don't define.
- * m68k/xm-3b1.h (m68k/xm-m68k.h): Don't include.
- (USG): Don't define.
- * m68k/xm-atari.h (m68k/xm-m68kv.h): Don't include.
- (HAVE_VPRINTF, FULL_PROTOTYPES): Don't define.
- * m68k/xm-crds.h (m68k/xm-m68k.h): Don't include.
- (USE_C_ALLOCA, unos, USG): Don't define.
- * m68k/xm-mot3300.h (m68k/xm-m68k.h): Don't include.
- (USE_C_ALLOCA, NO_SYS_SIGLIST): Don't define.
- * m68k/xm-plexus.h (m68k/xm-m68k.h): Don't include.
- (USE_C_ALLOCA, USG): Don't define.
- * m88k/xm-sysv3.h (m88k/xm-m88k.h): Don't include.
- * m68k/xm-next.h (m68k/xm-m68k.h): Don't include.
- * ns32k/xm-pc532-min.h (ns32k/xm-ns32k.h): Don't include.
- (USG): Don't define.
- * rs6000/xm-mach.h: Don't include xm-rs6000.h.
- * rs6000/xm-cygwin32.h (rs6000/xm-rs6000.h): Don't include.
- (NO_STAB_H): Don't define.
- * sparc/xm-linux.h (xm-linux.h): Don't include.
- * sparc/xm-sol2.h (sparc/xm-sysv4.h): Don't include.
- * a29k/xm-unix.h, alpha/xm-linux.h, arm/xm-linux.h: Deleted.
- * arm/xm-netbsd.h, i386/xm-bsd386.h, i386/xm-gnu.h: Deleted.
- * i386/xm-linux.h, i386/xm-sun.h, i386/xm-sysv3.h: Deleted.
- * i386/xm-winnt.h, m68k/xm-altos3068.h, m68k/xm-amix.h: Deleted.
- * m68k/xm-amix.h, m68k/xm-hp320.h, m68k/xm-linux.h: Deleted.
- * m68k/xm-m68kv.h, mips/xm-iris5.h, ns32k/xm-genix.h: Deleted.
- * sparc/xm-pbd.h, vax/xm-vaxv.h, xm-svr3.h, xm-linux.h: Deleted.
- * configure.in: Reflect above changes.
-
- * xm-siglist.h, xm-alloca.h: New files.
- * i386/xm-sysv4.h (i386/xm-i386.h, xm-svr4.h): Don't include.
- (USE_C_ALLOCA, SMALL_ARG_MAX): Don't define.
- * i386/xm-sco5.h (i386/xm-sysv3.h): Don't include.
- (SYS_SIGLIST_DECLARED, USE_C_ALLOCA): Don't define.
- * rs6000/xm-sysv4.h, sparc/xm-sysv4.h: Don't include xm-svr4.h.
- * xm-svr4.h, i386/xm-dgux.h, mips/xm-news.h, mips/xm-sysv4.h: Deleted.
- * configure.in: Reflect above changes.
-
- * configure.in ({,host_,build_}xm_defines): New variables.
- Set to USG instead of including xm-usg.h.
- Write #define lines in config.h files from xm_defines vars.
- * xm-usg.h: Deleted.
-
-Fri Mar 13 07:10:59 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * calls.c (expand_call): Fix typo in previous change.
-
- * sparc.c (sparc_type_code): Avoid infinite loop when have
- pointer to array of same pointer.
- (sparc_type_code, case REAL_TYPE): Process subtypes here too.
-
- * mips/bsd-4.h, mips/iris3.h, mips/news{4,5}.h: Don't include mips.h.
- * mips/news5.h, mips/osfrose.h, mips/svr{3,4}-4.h: Likewise.
- * mips/ultrix.h: Likewise.
- * mips/cross64.h: Don't include iris6.h.
- * mips/ecoff.h: Don't include mips.h or gofast.h.
- * mips/elforion.h: Don't include elf64.h.
- * mips/iris4.h: Don't include iris3.h.
- * mips/iris4loser.h: Don't include iris4.h.
- * mips/iris5gas.h: Don't include iris5.h.
- * mips/elflorion.h, mips/nws3250v4.h, mips/xm-iris{3,4}.h: Deleted.
- * mips/xm-nws3250v4.h, mips/xm-sysv.h: Deleted.
- * mips/rtems64.h: Don't include elflorion.h.
- * mips/sni-gas.h: Don't include sni-svr4.h.
- * mips/svr4-t.h: Don't include svr4-5.h.
- * mips/dec-osf1.h: Also include mips.h.
- * mips/ecoffl.h, mips/elf.h: Also include mips.h and gofast.h.
- * mips/iris5.h: Also include iris3.h and mips.h.
- * xm-usg.h: New file.
- * mips/xm-iris5.h: Don't include xm-mips.h; don't define USG.
- * mips/xm-news.h, mips/xm-sysv4.h: Don't include xm-sysv.h.
- * configure.in: Reflect above changes.
-
-Thu Mar 12 07:18:48 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.h (STRICT_ARGUMENT_NAMING): Provide default value of 0.
- * calls.c (expand_call): Use value of STRICT_ARGUMENT_NAMING.
- * function.c (assign_parm): Likewise.
- * mips/abi64.h (STRICT_ARGUMENT_NAMING): Return 0 for ABI_32.
- * sparc.h (STRICT_ARGUMENT_NAMING): Only nonzero for V9.
-
- * calls.c (expand_call, expand_library_call{,_value}, store_one_arg):
- Rework handling of REG_PARM_STACK_SPACE to treat return value of
- zero as if macro not defined; add new arg to emit_push_insn.
- * expr.c (emit_push_insn): New arg, REG_PARM_STACK_SPACE.
- * expr.h (emit_push_insn): Likewise.
- * mips/abi64.h (REG_PARM_STACK_SPACE): Define.
-
-Wed Mar 11 06:58:13 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.h (CONST_OK_FOR_LETTER_P, case 'M'): Correct range check.
-
-Wed Mar 11 06:15:52 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (emit_push_insn): Use loop to find movstr patterns
- instead of explicit tests.
-
- * Makefile.in (extraclean): Don't delete install1.texi.
-
-Tue Mar 10 14:27:51 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * combine.c (make_field_assignment): Don't get confused if OTHER
- has VOIDmode and don't do anything if DEST is wider than a host word.
-
- * vax.c (check_float_value): Cast bcopy args to char *.
-
-Tue Mar 10 13:56:12 1998 Jim Wilson <wilson@cygnus.com>
-
- * mips/abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and
- TARGET_DEFAULT and define __LONG_MAX__ appropriately.
- Add support for -mabi=X, -mlong64, and -mgp{32,64} options.
- * mips.c (mips_abi): Change type to int.
- * mips.h (enum mips_abi_type): Delete.
- (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
- (mips_abi): Change type to int.
-
-Mon Mar 2 08:06:58 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Version 2.8.1 released.
-
- * Makefile.in (mostlyclean): Remove duplicate deletion of temp
- files. Delete more stamp files and [df]p-bit.c
- (clean): Don't delete stamp files here.
- (VERSION_DEP): New variable.
- (distdir-finish): Pass a value of null for it.
- (version.c): Use it.
- Avoid broken pipe with cvs log.
-
- * objc/Make-lang.in (objc/runtime-info.h): Rename emptyfile to
- tmp-runtime and delete at end.
-
-Sun Mar 1 05:50:25 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * tree.c (build_reference_type): Handle obstacks like
- build_pointer_type.
-
- * Makefile.in (tmp-gcc.xtar): Renamed from gcc.xtar.
- (gcc.xtar.gz): Deleted; merged with `dist'.
- (diff): Create gcc-$(oldversion)-$(version).diff.
- (distdir): Depend on distdir-cvs.
- (distdir-cvs): New rule.
- (distdir-start): Depend on version.c and TAGS.
- (TAGS): Use tmp-tags instead of temp.
- (dist): Create gcc-$(version).tar.gz.
-
- * varasm.c (compare_constant_1): Fix typo in previous change.
-
- * objc/Make-lang.in (objc-distdir): Properly rebuild objc-parse.c.
-
-Sat Feb 28 16:58:08 1998 Tristan Gingold <gingold@rossini.enst.fr>
-
- * stmt.c (expand_decl): If -fcheck-memory-usage, put vars in memory.
- * expr.c (get_memory_usage_from_modifier): Convert
- EXPAND_{CONST_ADDRESS, INITIALIZER} to MEMORY_USE_DONT.
-
-Sat Feb 28 08:13:43 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i860/fx2800.h (DATA_ALIGNMENT): Use POINTER_TYPE_P.
- * m68k/a-ux.h (FUNCTION_VALUE): Likewise.
- * expr.c (get_pointer_alignment, compare, do_store_flag): Likewise.
- (expand_builtin): Likewise.
- * fold-const.c (force_fit_type, fold_convert, fold): Likewise.
- * function.c (assign_parms): Likewise.
- * integrate.c (expand_inline_function): Likewise.
- * sdbout.c (sdbout_field_types): Likewise.
- * tree.c (integer_pow2p, tree_log2, valid_machine_attribute): Likewise.
- * stmt.c (expand_decl): Likewise.
- ({,bc_}expand_decl_init): Also test for REFERENCE_TYPE.
-
- * configure.in (version_dep): New variable; if srcdir is CVS working
- directory, set to ChangeLog.
- (version): Supply default if no version.c.
- * Makefile.in (version.c): New rule.
-
- * gcc.c (snapshot_warning): New function.
- (main): Call it for snapshots.
-
- * dwarf2out.c (expand_builtin_dwarf_reg_size): If reg_raw_mode
- not valid for reg, use last size. Also refine range assertion.
-
-Sat Feb 28 05:04:47 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * enquire.c (cprop): Don't perform exhaustive search for char_min
- and char_max when bits_per_byte > 16.
-
-Thu Feb 26 15:12:03 1998 Christopher Taylor <cit@ckshq.com>
-
- * fixincludes: Avoid using '0-~' in egrep.
-
-Thu Feb 26 08:04:05 1998 Tristan Gingold <gingold@messiaen.enst.fr>
-
- * function.c (assign_parms): Call 'chkr_set_right' when DECL_RTL
- is stack_parm.
- * expr.c (get_memory_usage_from_modifier): Convert
- EXPAND_{SUM, CONST_ADDRESS, INITIALIZER} to MEMORY_USE_RO.
-
-Thu Feb 26 07:33:53 1998 Paul Eggert <eggert@twinsun.com>
-
- * c-lex.c (yylex): Don't munge errno before using it.
- * cccp.c (error_from_errno, perror_with_name): Likewise.
- * cpplib.c (cpp_error_from_errno): Likewise.
- * gcc.c (pfatal_pexecute): Likewise.
- * protoize.c (safe_write, find_file, process_aux_info_file): Likewise.
- (rename_c_file, edit_file): Likewise.
-
- * c-lex.c (yylex): Remove unused variable exceeds_double.
-
-Thu Feb 26 07:05:14 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * reorg.c (fill_slots_from_thread): Don't steal delay list from target
- if condition code of jump conflicts with opposite_needed.
-
-Thu Feb 26 06:45:23 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (distdir-start): Don't copy CVS subdirectory of config.
-
- * varasm.c ({compare,record}_constant_1, case CONSTRUCTOR):
- Handle the case when we have TREE_PURPOSE values.
-
-Thu Feb 26 05:59:01 1998 Philippe De Muyter <phdm@macqel.be>
-
- * fixincludes (sys/limits.h): Fix a nested comment problem with
- HUGE_VAL definition on sysV68 R3V7.1.
-
-Wed Feb 25 21:09:38 1998 Philippe De Muyter <phdm@macqel.be>
-
- * toplev.c (TICKS_PER_SECOND): Renamed from CLOCKS_PER_SECOND.
-
-Wed Feb 25 20:50:08 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * reorg.c (fill_slots_from_thread): Mark resources referenced in
- opposite_needed thread. Return delay_list even when cannot get
- any more delay insns from end of subroutine.
-
-Wed Feb 25 19:50:01 1998 Mikael Pettersson <Mikael.Pettersson@sophia.inria.fr>
-
- * gcc.c (lookup_compiler): Remove redundant test.
-
-Wed Feb 25 07:24:22 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * vax.md (call insns): Second operand to CALL rtl is SImode.
-
- * configure.in (i[34567]86-*-mingw32): Support msv and crt suffix.
- * i386/crtdll.h: New file.
-
- * sparc.c (pic_setup_code): If -O0, write USE of pic_offset_table_rtx.
-
- * expr.c (safe_from_p): Add new arg, TOP_P; all callers changed.
-
-Sat Feb 21 07:02:39 1998 Jim Wilson <wilson@cygnus.com>
-
- * mips/iris5.h (DWARF2_UNWIND_INFO): Define to 0.
- * mips/iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
-
-Fri Feb 20 08:27:46 1998 Paul Eggert <eggert@twinsun.com>
-
- * sparc/sol2-sld.h: New file.
- * configure.in (sparc-*-solaris2*): Use it when using system linker.
- * toplev.c (main): Don't default to DWARF2_DEBUG with -ggdb
- if LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
-
-Fri Feb 20 08:21:49 1998 H.J. Lu (hjl@gnu.org)
-
- * alpha/elf.h (STARTFILE_SPEC, ENDFILE_SPEC): Support shared library.
- (LIB_SPEC, DEFAULT_VTABLE_THUNKS): Defined #ifndef USE_GNULIBC_1.
- * sparc/linux.h (DEFAULT_VTABLE_THUNKS): Likewise.
- (LIB_SPEC): Add -lc for -shared #ifndef USE_GNULIBC_1.
- * linux.h (LIB_SPEC): Likewise.
- * sparc/linux64.h (LIB_SPEC): Likewise; also updated for glibc 2.
- (LIBGCC_SPEC): Removed.
- (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
-
-Fri Feb 20 05:22:12 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (distdir-start): Add dependence on bi-parser.[ch].
-
-Thu Feb 19 18:07:11 1998 Jim Wilson <wilson@cygnus.com>
-
- * m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
- For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
-
-Wed Feb 18 09:37:29 1998 Paul Eggert <eggert@twinsun.com>
-
- * fixincludes (stdlib.h): Do not double-wrap the size_t typedef.
-
-Wed Feb 18 07:32:11 1998 Jim Wilson <wilson@cygnus.com>
-
- * i960.c (emit_move_sequence): Handle unaligned stores to pseudos.
- * i960.md (store_unaligned_[dt]i_reg): Handle register dest.
- (store_unaligned_ti_reg): Likewise.
-
- * m68k.h (MACHINE_STATE_{SAVE,RESTORE} [MOTOROLA]): Add %# and %/;
- add : to make them into extended asms.
-
-Wed Feb 18 07:08:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reg-stack.c (compare_for_stack_reg): Only handle FP conditional
- move as next insn specially.
-
- * reload.c (find_reloads): Always convert address reload for
- non-reloaded operand to RELOAD_FOR_OPERAND_ADDRESS.
-
- * emit-rtl.c (hard-reg-set.h): Include.
- (get_lowpart_common): Don't make new REG for hard reg in a
- class that cannot change size.
- * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
-
-Sat Feb 14 09:59:00 1998 Richard Earnshaw (rearnsha@arm.com)
-
- * arm.md (movsfcc): Also validate operands[3] for hard float.
- (movdfcc): Only accept fpu_add_operand for operands[3].8
-
-Sat Feb 14 09:32:34 1998 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
- Convert CCmode to word_mode before calling GET_MODE_SIZE.
-
-Sat Feb 14 09:27:42 1998 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (MY_ISCOFF): Check for U803XTOCMAGIC.
-
-Sat Feb 14 08:29:43 1998 Arvind Sankar <arvind@cse.iitb.ernet.in>
-
- * t-svr4 (TARGET_LIBGCC_CFLAGS): New definition.
-
-Sat Feb 14 07:45:16 1998 Ken Rose (rose@acm.org)
-
- * reorg.c (fill_slots_from_thread): New parameter, delay_list.
- All callers changed.
-
-Sat Feb 14 07:14:02 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reload.c (debug_reload): Properly output insn codes.
-
- * pa.c (emit_move_sequence): If in reload, call find_replacement.
-
- * gansidecl.h (bcopy, bzero, {,r}index): Don't define if IN_LIBGCC2.
-
- * combine.c (distribute_notes, case REG_DEAD): When seeing if place
- to put new note sets register, use reg_bitfield_target_p, as in
- original code.
-
- * gcc.c (process_command): If file is for linker, set lang to "*".
- (lookup_compiler): Return 0 for language of "*".
-
- * sched.c (attach_deaths, case SUBREG): Fix error in last change.
-
- * i386.md (mov[sdx]fcc): Disable for now.
- (mov[sd]fcc_1): Add earlyclobber for output on last alternative.
-
-Sat Feb 14 06:42:50 1998 Jason Merrill <jason@yorick.cygnus.com>
-
- * except.c (get_dynamic_handler_chain): Only make call once per func.
- (expand_fixup_region_{start,end}): New functions.
- (expand_eh_region_start_tree): Store cleanup into finalization here.
- * stmt.c (expand_cleanups): Use new functions to protect fixups.
-
- * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
- * optabs.c (init_optabs): Don't init get_dynamic_handler_chain_libfunc.
- * expr.h (get_dynamic_handler_chain_libfunc): Deleted.
-
-Sat Feb 14 06:34:41 1998 Peter Lawrence <Peter.Lawrence@Eng.Sun.COM>
-
- * optabs.c (emit_conditional_move): Don't reverse condition for FP.
-
-Fri Feb 13 07:22:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (mostlyclean): Only use s-* convention for stamp
- files in main dir.
-
- * configure.in: Add support for i786 (Pentium II); same as i686.
-
-Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
-
-Thu Feb 12 10:08:14 1998 John Hassey <hassey@dg-rtp.dg.com>
-
- * configure.in (i[3456]86-dg-dgux*): Don't need fixincludes.
-
-Thu Feb 12 07:27:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
-
- * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Define.
- about system headers.
- (LIB_SPEC): Add -ladvapi32 -lshell32.
-
-Thu Feb 12 07:19:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (expand_assignment): Fix typo in checking OFFSET.
-
- * gbl-ctors.h (atexit): Don't define unless needed.
-
- * combine.c (distribute_notes): Completely check for note operand being
- only partially set on potential note target; adjust what notes
- we make in that case.
-
- * i386/xm-go32.h (HAVE_{BCOPY,BZERO,INDEX,RINDEX}): Deleted.
-
-Wed Feb 11 08:53:27 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * calls.c (emit_call_1): Size args now HOST_WIDE_INT.
- (expand_call): struct_value_size now HOST_WIDE_INT.
-
-Tue Feb 10 09:04:39 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * integrate.c (initialize_for_inline): Ensure DECL_INCOMING_RTL
- is always copied.
-
-Tue Feb 10 06:10:49 1998 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (rescan): Fix bug with macro name appearing
- immediately after L'x'.
-
-Mon Feb 9 20:45:32 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * c-common.c (format_char_info): Add new field zlen.
- (print_char_table): Remove entry for 'Z' as a format character.
- Initialize zlen field as appropriate.
- (scan_char_table): Set zlen field to NULL in each entry.
- (check_format_info): Recognize 'Z' as a length modifier, with a
- warning in pedantic mode.
- Avoid infinite loop when a repeated flag character is detected.
-
-Mon Feb 9 09:24:04 1998 Paul Eggert <eggert@twinsun.com>
-
- * c-parse.in (primary): Minor wording fix in diagnostic.
-
-Mon Feb 9 07:50:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-decl.c (grokdeclarator): Remove warning on inline of varargs.
-
- * reload.c (find_reloads): Check for const_to_mem case before
- checking for invalid reload; use force_const_mem if no_input_reloads.
-
- * function.c (push_function_context_to): Call init_emit last.
-
- * protoize.c (my_link): Define as -1 in mingw32.
- (link): Remove declaration.
-
- * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
-
- * integrate.c (expand_inline_function): Clear label_map with bzero.
-
- * unroll.c (copy_loop_body, case JUMP_INSN): Correct error in last
- change: call single_set on COPY, not INSN.
-
-Sun Feb 8 08:07:37 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * msdos/top.sed, winnt/config-nt.sed: Change version number to 2.8.1.
-
- * configure.in (i[3456]86-*-sco3.2v5*): Use cpio for headers.
-
-Sat Feb 7 07:32:46 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i386/mingw32.h (LIBGCC_SPEC, STARTFILE_SPEC, MATH_LIBRARY):
- Use msvcrt, not crtdll.
-
-Fri Feb 6 20:32:06 1998 Geert Bosch <bosch@gnat.com>
-
- * i386/xm-os2.h (EMX, USG, BSTRING, HAVE_{PUTENV,VPRINTF,STRERROR}):
- Define ifdef __EMX__.
- (strcasecmp): Define to be stricmp if __EMX__.
- (spawnv{,p}): Don't define if EMX.
- (OBJECT_SUFFIX): Don't define if EMX.
- (MKTEMP_EACH_FILE): Define.
-
-Fri Feb 6 16:37:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
- (objc.stage2, objc.stage3, objc.stage4): Likewise for the
- respective stageN-start targets.
- (objc/sendmsg.o): Depend on objc/runtime-info.h.
-
-Fri Feb 6 16:27:09 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * stmt.c (expand_asm_operands): Properly treat asm statement
- statements with no operands as volatile.
-
-Fri Feb 6 16:03:25 1998 Greg McGary <gkm@gnu.org>
-
- * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
-
-Fri Feb 6 15:57:36 1998 Mumit Khan <khan@xraylith.wisc.edu>
-
- * i386/cygwin32.h (STRIP_NAME_ENCODING): New macro.
-
-Fri Feb 6 15:50:42 1998 Paul Eggert <eggert@twinsun.com>
-
- * libgcc2.c (__floatdi[xtds]f): Round properly even when rounding
- large negative integer to plus or minus infinity.
-
-Fri Feb 6 15:45:16 1998 Philippe De Muyter <phdm@macqel.be>
-
- * sdbout.c (plain_type_1): Return T_DOUBLE, not T_VOID, for
- long double #ifndef EXTENDED_SDB_BASIC_TYPES.
-
-Fri Feb 6 15:23:49 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
-
- * vax/ultrix.h (HAVE_ATEXIT): Define.
- * x-vax: File deleted.
-
-Fri Feb 6 14:34:19 1998 Douglas Rupp <rupp@gnat.com>
-
- * gcc.c (process_command, case "-dumpversion"): Print spec_version.
-
-Fri Feb 6 11:01:13 1998 Josh Littlefield <josh@american.com>
-
- * i386/gmon-sol2.c (internal_mcount): Do set-up when program starts
- and install hook to do clean-up when it exits.
- * i386/sol2-c1.asm (_mcount): Make a weak instead of global symbol.
- * i386/sol2dbg.h (ASM_SPEC): Support Solaris bundled assembler's -V
- argument; pass -s argument to assembler.
-
-Fri Feb 6 09:13:21 1998 Jim Wilson (wilson@cygnus.com)
-
- * function.c (assign_parms): New variable named_arg, with value
- depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
-
- * crtstuff.c (__frame_dummy): New function for irix6.
- (__do_global_ctors): Call __frame_dummy for irix6.
- * mips/iris6.h (LINK_SPEC): Hide __frame_dummy too.
-
-Fri Feb 6 09:08:21 1998 Mike Stump <mrs@wrs.com>
-
- * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after reload.
- * genattrtab.c (reload_completed): Define.
-
- * configure.in (i960-wrs-vxworks): Same as i960-wrs-vxworks5*.
-
-Fri Feb 6 08:47:38 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (diff): Add INSTALL, configure, and config.in;
- remove objc-*.
- * objc/config-lang.in (diff_excludes): Add objc-parse.[cy].
-
- * i386/xm-mingw32.h (link): Delete macro.
-
- * alpha.c (output_prolog): Write out frame sizes as longs and
- print too large sizes as zero.
-
- * function.c (combine_temp_slots): No need to allocate and free rtx.
- Don't do anything if too many slots in the list.
- (put_var_into_stack): Don't use ADDRESSOF if not optimizing.
-
- * function.c (purge_addressof_1): Force into mem if VOLATILE reference.
-
- * calls.c (expand_call): Show VAR_DECL made for structure return
- address is used; remove bogus set of MEM_IN_STRUCT_P.
- * expr.c (expand_expr, case SAVE_EXPR, case TARGET_EXPR): Show used.
- (expand_builtin, case BUILT_IN_LONGJMP): Show __dummy used.
- * function.c (put_reg_into_stack): New arg USED_P; all callers changed.
-
- * expr.c (expand_expr, case SAVE_EXPR): assign_temp with KEEP of 3.
- * function.c (var_temp_slot_level): New variable.
- (push_function_context_to, pop_function_context_from): Save/restore
- it and target_temp_slot_level.
- (assign_stack_temp): Implement KEEP of 3.
- (push_temp_slots_for_block): New function.
- (init_temp_slots): Initialize var_temp_slot_level.
- * function.h (struct function, fields {var,target}_temp_slot_level):
- New fields.
- * stmt.c (expand_start_bindings): Call push_temp_slots_for_block.
-
- * function.c (struct temp_slot): SIZE, BASE_OFF_SET, and FULL_SIZE
- now HOST_WIDE_INT.
- (assign_{,outer_}stack_local, assign_{,stack_}temp): Size arg is
- now HOST_WIDE_INT.
- (assign_stack_temp): Do size computations in HOST_WIDE_INT.
- (fixup_var_refs_1, optimize_bit_field, instantiate_decls): Likewise.
- (instantiate_virtual_regs_1, fix_lexical_address): Likewise.
- * rtl.h (assign_stack_{local,temp}): Size arg is HOST_WIDE_INT.
- (assign_temp): Likewise.
- * expr.h (struct args_size): Field CONSTANT is now HOST_WIDE_INT.
-
- * sched.c (attach_deaths, case REG): Don't check for REG_UNUSED.
- (attach_deaths, case SUBREG, STRICT_LOW_PART, {ZERO,SIGN}_EXTRACT):
- Don't pass set_p of 1 if partial assignment.
-
- * tree.h (size_in_bytes): Returns HOST_WIDE_INT.
- * tree.c (size_in_bytes): Likewise.
- Tighen up logic some to avoid returning a bogus value instead of -1.
-
- * expr.c (get_inner_reference, case ARRAY_EXPR): Make WITH_RECORD_EXPR
- just for index.
- (expand_expr, case PLACEHOLDER_EXPR): Refine search again; look
- at each expression and look for pointer to type.
-
- * expr.c (safe_from_p, case ADDR_EXPR): If TREE_STATIC, no trampoline.
- (expand_expr, case ADDR_EXPR): Likewise.
-
- * expr.c (emit_block_move): Use conservative range for movstr mode.
-
- * configure.in: See if "cp -p" works if "ln -s" doesn't; else "cp".
-
- * combine.c (try_combine.c): Pass elim_i2 and elim_i1 to
- distribute_notes for i3dest_killed REG_DEAD note.
-
- * configure.in (mips-dec-netbsd*): Remove bogus setting of prefix.
-
- * c-decl.c (duplicate_decls): Set DECL_IGNORED_P in newdecl if
- different bindings levels.
-
- * configure.in: Test ln -s by symlinking gcc.c.
-
- * configure.in (i[3456]86-dg-dgux): Add wildcard for version.
-
- * crtstuff.c (__do_global_ctors_aux): Switch back to text section
- in proper place.
-
- * rtlanal.c (rtx_varies_p, case REG): pic_offset_table_rtx is fixed.
- * genattrtab.c (pic_offset_table_rtx): Define (dummy).
- * cse.c (set_nonvarying_address_components): Understand PIC refs.
-
- * loop.c (strength_reduce): When placing increment for auto-inc
- case, do comparison in loop order.
-
- * i860.c (output_delayed_branch): Add missing arg to recog.
- (output_delay_insn): Add missing arg to constrain_operands.
-
- * configure.in: Truncate target after finished comparing it with host.
-
- * i386.h (MAX_FIXED_MODE_SIZE): Delete.
-
- * c-parse.in (expr_no_comma): Clarify undefined error.
-
- * prefix.c (get_key_value): Don't default to PREFIX here.
- (translate_name): Remove bogus addition of "$" if getenv fails;
- clean up application of default value of PREFIX.
-
- * fold-const.c (fold_convert): Call force_fit_type even if input
- already overflows.
-
-Fri Feb 6 07:45:01 1998 Robert Hoehne <robert.hoehne@gmx.net>
-
- * i386/xm-go32.h (HAVE_{BCOPY,BZERO,BCMP,RINDEX,INDEX}): Define.
-
- * gcc.c (main): Treat paths starting with '$' or DOS drives
- as absolute in standard_startfile_prefix.
-
-Thu Feb 5 21:07:12 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
-
- * cpplib.c (IS_INCLUDE_DIRECTIVE_TYPE): Add casts from enum to int.
- * cccp.c (IS_INCLUDE_DIRECTIVE_TYPE, handle_directive): Likewise.
-
-Thu Feb 5 19:00:44 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (expand_expr, case CONSTRUCTOR): Correct shift count
- when making signed bit field; use EXPAND_NORMAL, not 0.
-
-Thu Feb 5 17:42:43 1998 Manfred Hollstein <manfred@s-direktnet.de>
-
- * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
- stuff only if MCT_TEXT is #define'd.
-
-Thu Feb 5 17:32:01 1998 Robert Hoehne <robert.hoehne@gmx.net>
-
- * Makefile.in: Changed most stamp-* to s-*.
-
-Tue Feb 3 19:45:50 1998 James Hawtin <oolon@ankh.org>
-
- * i386/sol2.h (STARTFILE_SPEC, LIB_SPEC): Update -pg files.
- * configure.in (i[3456]86-*-solaris2*): Add gcrt1.o and gmon.o
- to extra_parts.
-
-Tue Feb 3 17:28:48 1998 Christopher C Chimelis <chris@classnet.med.miami.edu>
-
- * configure.in (alpha*-*-linux-gnu*): Add extra_parts for crtstuff.
-
-Tue Feb 3 17:18:19 1998 Richard Earnshaw <rearnsha@arm.com>
-
- * arm.c (find_barrier): Fix one-too-many bug if fail to find barrier.
-
- * arm.c (arm_reload_in_hi): Handle cases where the MEM is too
- complex for a simple offset.
-
-Tue Feb 3 16:14:21 1998 Robert Hoehne <robert.hoehne@gmx.net>
-
- * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
-
- * configure.in (i[3456]86-pc-msdosdjgpp*): New entry.
-
-Tue Feb 3 07:33:58 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * explow.c (probe_stack_range): Properly check for small
- number of probes.
-
- * gcc.c (process_command, case 'V'): Validate arg.
-
- * configure.in (sbrk): Add check for needed declaration.
- * acconfig.h (NEED_DECLARATION_SBRK): New entry.
- * toplev.c (sbrk): Update declaration conditional.
- * mips-tfile.c (sbrk, free): Likewise.
-
- * sparc/sysv4.h (DBX_REGISTER_NUMBER): Remove abort.
-
- * mips.c (mips_expand_prologue): Pass reg 25 to gen_loadgp.
- * mips.md (loadgp): Add second operand for register number to add.
- (builtin_setjmp_receiver): Pass new label and reg 31 to loadgp.
-
- * toplev.c: Include insn-codes.h, insn-config.h, and recog.h.
- (compile_file): Try to emit nop to separate gcc_compiled symbol.
- * Makefile.in (toplev.o): Depends on insn-{codes,config}.h, recog.h.
-
-Tue Feb 3 06:58:46 1998 Mark Mitchell <mmitchell@usa.net>
-
- * integrate.c (get_label_from_map): New function.
- (expand_inline_function): Use it.
- Initialize label_map to NULL_RTX instead of gen_label_rtx.
- (copy_rtx_and_substitute): Use get_label_from_map.
- * integrate.h (get_label_from_map): New function.
- (set_label_from_map): New macro.
- * unroll.c (unroll_loop, copy_loop_body): Use them.
-
-Mon Feb 2 16:33:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i386.md (mov{si,hi,sf,df,xf}cc{,_1}): Remove cases with branches.
-
- * rs6000/x-aix31 (INSTALL): Deleted.
- * mips/x-dec-osf1, mips/x-osfrose, i386/x-osfrose: Likewise.
- * arm/x-riscix: Likewise.
-
- * c-typeck.c (signed_or_unsigned_type): Properly handle pointer types.
-
-Mon Feb 2 15:33:58 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * unroll.c (copy_loop_body): Use single_set instead of
- PATTERN to detect increment of an iv inside a PARALLEL.
-
-Fri Jan 16 20:29:50 1998 Paul Eggert <eggert@twinsun.com>
-
- * toplev.c (<unistd.h>): New include.
- (get_run_time): Prefer CLK_TCK (if available) to HZ, and
- prefer sysconf (_SC_CLK_TCK) (if available) to CLK_TCK.
- * configure.in (sysconf): Call AC_CHECK_FUNCS.
-
-Wed Jan 14 20:10:51 1998 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c: (rescan): Don't report line 0 as the possible real start
- of an unterminated string constant.
- Don't mishandle backslash-newlines that in are the output of
- a macro expansion. Properly skip // style comments between a function
- macro name and '(', as well as backslash-newlines in comments there.
- (handle_directive): Handle / \ newline * between # and directive name.
- In #include directives, \ does not escape ".
- (do_include): For `#include "file', do not bother expanding into temp
- buffer. When error encountered when expanding, do not try result.
- (skip_if_group): When skipping an include directive, use include
- tokenization, not normal tokenization. Backslash-newline is still
- special when skipping. Handle * \ newline / correctly in comments
- when skipping.
- (skip_quoted_string): After \ newline, set *backslash_newlines_p
- even if count_newlines is 0.
- (macroexpand): Newline space is not a special marker inside a string.
- (macroexpand, macarg): Do not generate \ddd for control characters
- when stringifying; the C Standard does not allow this.
- (macarg1): New arg MACRO. All callers changed.
- Do not treat /*, //, or backslash-newline specially when processing
- the output of a macro.
- (discard_comments): Don't go past limit if looking for end of comment.
- Discard backslash-newline properly when discarding comments.
- (change_newlines): \" does not end a string.
- (make_definition): Do not treat backslash-newline specially, as it
- has already been removed before we get here.
-
- * profile.c (output_func_start_profiler): Don't fflush output
- if -quiet.
- * toplev.c (rest_of_compilation): Likewise.
-
- * i386/x-sco5 (CC): Remove trailing white space.
- * x-convex (CCLIBFLAGS): Likewise.
- * arm/t-semi (LIBGCC2_CFLAGS): Likewise.
-
-Wed Jan 7 18:02:42 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Version 2.8.0 released.
-
-Wed Jan 7 17:54:41 1998 J. Kean Johnston <jkj@sco.com>
-
- * i386/sco5.h ({END,START}FILE_SPEC): Link with correct crtbegin.o
- and crtend.o when using -static.
-
-Wed Jan 7 17:49:14 1998 Jan Christiaan van Winkel <Jan.Christiaan.van.Winkel@ATComputing.nl>
-
- * cppexp.c (gansidecl.h): Include.
-
-Wed Jan 7 17:45:07 1998 Tristan Gingold <gingold@puccini.enst.fr>
-
- * expr.c (get_push_address): Use copy_to_reg instead of force_operand.
- (emit_push_insn): Avoid null pointer deference if aggregate has no
- types.
- (expand_expr): Avoid finite but useless recursion.
- (expand_builtin): Fix typo in calling function.
- * function.c (assign_parms): Avoid useless call to chkr_set_right.
-
-Wed Jan 7 17:31:13 1998 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
-
- * combine.c (force_to_mode): Return if operand is a CLOBBER.
-
-Wed Jan 7 17:23:24 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * x-rs6000 (INSTALL): Remove.
-
- * jump.c (jump_optimize): Don't use a hard reg as an operand
- of a conditional move if small register classes.
-
-Wed Jan 7 17:09:28 1998 Jim Wilson <wilson@cygnus.com>
-
- * cse.c (max_insn_uid): New variable.
- (cse_around_loop): Use it.
- (cse_main): Set it.
-
-See ChangeLog.11 for earlier changes.
-\f
-Use a consistent time stamp format in ChangeLog entries.
-Not everyone has Emacs 20 yet, so stick with Emacs 19 format for now.
-
-Local Variables:
-add-log-time-format: current-time-string
-End:
--- /dev/null
+Tue Jun 9 07:24:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * regmove.c ({next,prev}_insn_for_regmove): Properly handle end of
+ function.
+
+Mon Jun 8 15:26:49 1998 Juha Sarlin <juha@c3l.tyreso.se>
+
+ * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
+
+Mon Jun 8 14:40:02 1998 John Wehle (john@feith.com)
+
+ * i386.md (movsf_push, movsf_mem): Remove.
+ (movsf_push): Rename from movsf_push_nomove and move in front of
+ movsf; allow memory operands during and after reload.
+ (movsf_push_memory): New pattern.
+ (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
+ both operands refer to memory then force operand[1] into a register.
+ (movsf_normal): Change to unnamed pattern.
+ Likewise for movdf, movxf, and friends.
+
+Mon Jun 8 13:18:04 1998 Martin v. Loewis <loewis@informatik.hu-berlin.de>
+
+ * Makefile.in (TREE_H): Add tree-check.h.
+ (tree-check.h, s-check, gencheck): New targets.
+ (STAGESTUFF): Add s-check.
+ * gencheck.c: New file.
+ * tree.c (tree_check, tree_class_check, expr_check): New functions.
+ * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
+ (TYPE_CHECK, DECL_CHECK): Define.
+ Modify all access macros to use generated checking macros.
+ * acconfig.h (ENABLE_CHECKING): Undefine.
+ * configure.in (--enable-checking): New option.
+
+Mon Jun 8 12:13:25 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.ed>
+
+ * regmove.c: Remove include for varargs or stdarg.
+
+Mon Jun 8 07:49:41 1998 Andris Pavenis <pavenis@lanet.lv>
+
+ * gcc.c (link_command_spec): Support LINK_COMMAND_SPEC.
+
+Sun Jun 7 18:00:28 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
+ or VAR-- == CONST construct a proper mask if VAR is a bitfield.
+ Cope with CONST being out of range for the bitfield.
+
+Sun Jun 7 17:19:35 1998 Tom Quiggle <quiggle@sgi.com>
+
+ * mips/iris6.h (DWARF2_FRAME_INFO): Define.
+ * dwarf2out.c (dwarf2out_do_frame): Do something if DWARF2_FRAME_INFO.
+
+Sun Jun 7 15:29:04 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * regmove.c: New file.
+ * Makefile.in (OBJS): Add regmove.o.
+ (regmove.o): New rules.
+ (mostlyclean): Remove regmove dumps.
+ * toplev.c (regmove_{dump,dump_file,time}, flag_regmove): New vars.
+ (f_options): Add -foptimize-register-move.
+ (compile_file): Run regmove pass after combine pass and do its dump.
+ (main): Enable regmove dump when -dN or -da.
+ (fatal_insn): Flush regmove dump file.
+ * flags.h (flag_regmove): Declare.
+ * flow.c (find_use_as_address): Export.
+ * rtl.h (find_use_as_address): Declare.
+ * local-alloc.c (optimize_reg_copy_{1,2}): Removed, all calls deleted.
+ * reload1.c (count_occurrences): Export.
+ * reload.h (count_occurrences): Declare.
+
+Sun Jun 7 09:30:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (uninstall): Uninstall gcov.
+
+ * alpha.h (ASM_COMMENT_START): Define.
+
+ * alpha.h (EXTRA_CONSTRAINT, case 'S'): New case.
+ * alpha.md ({ashl,ashr,lshr}di3): Use 'S' for constraint.
+
+ * i386.md (cmpxf): Add missing extend pattern from SFmode and fix
+ operand numbers in one extend pattern from DFmode.
+
+ * pa.md ({pre,post}_{ld,st}wm and similar): When operand is being
+ incremented, use '+', not '=', for constraint.
+
+ * reload.c (find_reloads): Give preference to pseudo that was the
+ reloaded output of previous insn.
+
+ * emit-rtl.c (init_emit_once): Provide default for DOUBLE_TYPE_SIZE.
+
+ * expr.c (init_expr_once): Free all RTL we generate here.
+ * expmed.c (init_expmed): Allocate all RTX in memory we'll free.
+
+ * genemit.c (main): Generate #include "reload.h".
+
+ * expr.c (expand_expr, case INDIRECT_EXPR): A dereference of
+ a REFERENCE_TYPE is always considered in a structure. Likewise for
+ a dereference of a NOP_EXPR whose input is a pointer to aggregate.
+
+Sat Jun 6 17:25:14 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * mips.md (reload_{in,out}di): Allow other operand to be invalid
+ MEM and get any reload replacement before using address.
+
+Tue May 26 18:52:23 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * reload1.c (reload): Get MEM_IN_STRUCT_P and RTX_UNCHANGING_P
+ from reg_equiv_memory_loc; set the latter when changing REG to MEM.
+ (alter_reg): Don't set RTX_UNCHANGING_P for shared slots.
+
+Mon May 25 12:07:12 1998 Hans-Peter Nilsson <hp@axis.se>
+
+ * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
+
+Sun May 24 21:50:12 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
+
+ * i386/linux{,-aout,oldld}.h (ASM_COMMENT_START): Define.
+
+Sun May 24 11:58:37 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.md (adddi3, subdi3): Properly negate the DImode constant.
+
+Sun May 24 11:30:08 1998 Torbjorn Granlund <tege@matematik.su.se>
+
+ * m68k/lb1sf68.asm (__addsf3): Fix typo in exg on coldfire.
+
+Sun May 24 09:38:17 1998 John Wehle (john@feith.com)
+
+ * i386.md (movsi): Remove redundant integer push patterns.
+ Don't check for TARGET_PUSH_MEMORY when pushing constants or registers.
+
+Sun May 24 08:59:27 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * fold-const.c (fold, case EQ_EXPR): Split COMPLEX_TYPE operands
+ if either is COMPLEX_CST in addition to COMPLEX_EXPR.
+
+ * expr.c (do_jump, case EQ_EXPR, case NE_EXPR): Check for COMPLEX
+ before testing for operand 1 being zero.
+
+ * genattrtab.c (optimize): Define.
+
+ * configure.lang: Fix substitution of target_alias.
+
+Sat May 23 22:31:17 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * emit_rtl.c (double_mode): New variable.
+ (init_emit_once): Set and use it.
+ * real.c (ereal_atof, real_value_truncate): Handle double_mode not
+ being DFmode for C4x.
+
+Sat May 23 22:19:55 1998 Mike Stump <mrs@wrs.com>
+
+ * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
+ * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
+ * i960.md (ret, flush_register_windows): Define.
+ (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
+ work yet.
+
+Sat May 23 18:45:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k/t-linux: Remove stuff already included in config/t-linux.
+
+Sat May 23 18:35:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * final.c: Select <stab.h> and "gstab.h" with NO_STAB_H.
+
+ * gcc.c (default_compilers): Remove ".ada" extension.
+
+ * combine.c (rtx_equal_for_field_assignment): Remove code that
+ checks get_last_value.
+
+ * Makefile.in (uninstall): Delete info files.
+
+Sat May 23 18:28:27 1998 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+ * c-decl.c (start_decl): Use new macro SET_DEFAULT_DECL_ATTRIBUTES.
+ * c-lex.c (check_newline): Put last read character back on input
+ stream.
+
+Sat May 23 18:13:53 1998 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
+ negative in a stackless frame.
+ * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
+ in stackless frame size. Support 64-bit stackless frame size.
+ Combine fpmem offset calculations and don't add total_size to
+ offset if not pushing a stack frame.
+
+ * tree.c (get_inner_array_type): New function.
+ * tree.h (get_inner_array_type): Likewise.
+
+Wed May 20 15:42:22 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expmed.c (expand_divmod): Save last divison constant and
+ if rem is same as div, don't adjust rem cost.
+
+Thu May 14 14:11:37 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha/vxworks.h: New file.
+ * configure.in (alpha*-*-vxworks*): New target.
+
+ * alpha.c (tree.h): Include earlier.
+ (alpha_initialize_trampoline): New function.
+ * alpha.h (INITIALIZE_TRAMPOLINE): Call it.
+ * alpha/linux.h (INITIALIZE_TRAMPOLINE): Don't redefine.
+
+Thu May 14 13:35:53 1998 Cyrille Comar <comar@gnat.com>
+
+ * Makefile.in (STAGESTUFF): Add s-under.
+
+Wed May 13 17:38:35 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * combine.c (simplify_comparison, case AND): Don't commute AND
+ with SUBREG if constant is whole mode and don't do if lowpart
+ and not WORD_REGISTER_OPERATIONS.
+
+ * expmed.c (expand_mult): Use 0 as add_target if should preserve
+ subexpressions.
+
+Mon May 11 17:26:06 1998 Paul Eggert <eggert@twinsun.com>
+
+ * dwarf2out.c: Undo most recent change.
+
+Sun May 10 17:09:20 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * fold-const.c (fold_range_test, fold): If need to make SAVE_EXPR
+ to do optimization, suppress if contains_placeholder_p.
+
+Thu May 7 18:14:31 Paul Eggert <eggert@twinsun.com>
+
+ * dwarf2out.c: Don't assume `.section ".text"' causes assembler to
+ treat .text as label for start of section; instead, output
+ `.section ".text"; .LLtext0:' and use .LLtext0 in label contexts.
+ (ABBREV_LABEL, DEBUG_INFO_LABEL, DEBUG_LINE_LABEL, TEXT_LABEL): New.
+ (abbrev_label, debug_info_label, debug_line_label, text_label): New.
+ (dwarf2out_init): Initialize the vars. Output defn for text_label.
+ (dwarf2out_finish): Output defns for the other 3 vars.
+ (dw_val_node): Rename val_section to val_section_label, as it's
+ now a label, not a section.
+ (add_AT_section_offset): Arg is now a label, not a section.
+ (print_die): In label contexts, output section label, not section.
+ (output_die, output_compilation_unit_header): Likewise.
+ (output_{pubnames,aranges,line_info}, dwarf2out_finish): Likewise.
+
+ * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
+ curses.h if it contains `typedef char bool;'.
+
+ * configure.in (arm-*-netbsd*): Rename fixinc.math to fixinc.wrap.
+ (i[34567]86-*-freebsdelf*, i[34567]86-*-freebsd*): Likewise.
+ (i[34567]86-*-netbsd*, i[34567]86-*-solaris2*): Likewise.
+ (m68k-*-netbsd*, mips-dec-netbsd*, ns32k-pc532-netbsd*): Likewise.
+ (powerpcle-*-solaris2*, sparc-*-netbsd*, sparc-*-solaris2*): Likewise.
+ (vax-*-netbsd*): Likewie.
+
+Wed May 6 06:44:28 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * combine.c (simplify_rtx, case TRUNCATE): Reflect that it sign-extends
+ instead of zero-extending.
+
+Sat May 2 20:39:22 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * fold-const.c (fold): When commutting COND_EXPR and binary operation,
+ avoid quadratic behavior if have nested COND_EXPRs.
+
+Tue Apr 28 17:30:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * mips.h (HOST_WIDE_INT): Define if not already.
+ (compute_frame_size, mips_debugger_offset): Return HOST_WIDE_INT.
+ (DEBUGGER_{AUTO,ARG}_OFFSET): Cast second arg to HOST_WIDE_INT.
+ * mips.c (mips_debugger_offset): Now returns HOST_WIDE_INT.
+ Likewise for internal variable frame_size.
+
+ * final.c (alter_subreg): Make new SUBREG if reload replacement
+ scheduled inside it.
+
+ * dwarf2out.c (add_bound_info, case SAVE_EXPR): Pass
+ SAVE_EXPR_RTL address through fix_lexical_addr.
+
+Mon Apr 27 18:57:18 1998 Jim Wilson <wilson@cygnus.com>
+
+ * mips/sni-svr4.h (CPP_PREDEFINES): Add -Dsinix and -DSNI.
+
+Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md (mov{sf,df} define_splits): When splitting move of
+ constant to int reg, don't split insns that do simple AND and OR
+ operations; just split each word and let normal movsi define split
+ handle it further.
+
+Sun Apr 19 20:21:19 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * real.h (C4X_FLOAT_FORMAT): New macro.
+ * real.c (c4xtoe, etoc4x, toc4x): New functions.
+
+Sun Apr 19 20:17:32 1998 Niklas Hallqvist <niklas@petra.appli.se>
+
+ * m68k.c (notice_update_cc): Use modified_in_p to check for update.
+
+Sun Apr 19 18:48:07 1998 K. Richard Pixley <rich@kyoto.noir.com>
+
+ * fixincludes: Discard empty C++ comments.
+ Special case more files with C++ comments nested in C comments.
+
+Sun Apr 19 18:30:11 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.md ({add,sub}di3): Optimize for constant operand.
+
+Sun Apr 19 18:27:11 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
+
+ * i386.c (output_387_binary_op): Swap operands when popping if result
+ is st(0).
+
+Sun Apr 19 17:58:01 1998 Peter Jeremy <peter.jeremy@alcatel.com.au>
+
+ * expr.c (do_jump_by_parts_equality_rtx): Now public.
+ * expmed.c (do_cmp_and_jump): New function.
+ (expand_divmod): Use do_cmp_and_jmp instead of emit_cmp_insn and
+ emit_jump_insn.
+
+Sun Apr 19 07:48:37 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-typeck.c (build_c_cast): Check underlying type when seeing
+ if discarding const or volatile.
+
+ * c-decl.c (pushdecl): Avoid duplicate warning about implicit redecl.
+
+ * configure.in (stab.h): Check for it.
+ (i386-*-vsta): Include xm-i386.h too.
+ * dbxout.c (stab.h): Include based on autoconf results.
+ * vax/xm-vms.h (NO_STAB_H): Deleted.
+ * alpha/xm-vms.h, xm-mips.h, i386/xm-mingw32.h, i386/go32.h: Likewise.
+ * i386/xm-cygwin32.h: Likewise.
+ * i386/xm-vsta.h (NO_STAB_H): Likewise.
+ (i386/xm-i386.h): No longer include.
+
+ * mips.c: Cleanups and reformatting throughout.
+ ({expand,output}_block_move): Use HOST_WIDE_INT for sizes.
+ (mips_debugger_offset, compute_frame_size): Likewise.
+ (save_restore_insns, mips_expand_{pro,epi}logue): Likewise.
+ (siginfo): Deleted.
+ (override_options): Don't set up to call it; don't call setvbuf.
+
+Mon Apr 13 06:40:17 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * configure.in (sparc-*-vxsim*): Include xm-siglist.h and
+ define USG and POSIX.
+
+Sun Apr 12 21:59:27 1998 Jeffrey A. Law <law@cygnus.com>
+
+ * calls.c (expand_call): Fix typo in STRICT_ARGUMENT_NAMING.
+
+Sun Apr 12 21:42:23 1998 D. Karthikeyan <karthik@cdotd.ernet.in>
+
+ * m68k.h (TARGET_SWITCHES): Add missing comma.
+
+Sun Apr 12 21:33:33 1998 Eric Valette <valette@crf.canon.fr>
+
+ * configure.in (i[34567]86-*-rtemself*): New configuration.
+ * i386/rtemself.h: New file.
+
+Sun Apr 12 21:08:28 1998 Jim Wilson <wilson@cygnus.com>
+
+ * loop.c (loop_optimize): Reset max_uid_for_loop after
+ find_and_verify_loops call.
+ (strength_reduce): In auto_inc_opt code, verify v->insn has valid
+ INSN_LUID.
+
+Sun Apr 12 20:54:59 1998 Richard Earnshaw (rearnsha@arm.com)
+
+ * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
+ Add USG and POSIX to xm_defines.
+
+Sun Apr 12 20:47:37 1998 Pat Rankin <rankin@eql.caltech.edu>
+
+ * cccp.c (eprint_string): New function.
+ (do_elif, do_else, verror): Use it instead of fwrite(,,,stderr).
+ (error_from_errno, vwarning): Likewise.
+ ({verror,vwarning,pedwarn}_with_line): Likewise.
+ (pedwarn_with_file_and_line, print_containing_files): Likewise.
+
+Sun Apr 12 20:40:44 1998 Richard Henderson <rth@dot.cygnus.com>
+
+ * configure.in (alpha*-*-linux-gnu*): Add alpha/t-crtbe.
+ Add crt{begin,end}.o in extra_parts and delete crt{begin,end}S.o.o
+ * alpha/t-crtbe, alpha/crt{begin,end}.asm: New files.
+
+ * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
+ * alpha.c (print_operand): Handle it.
+ * alpha.md (fix_trunc[ds]fdi2): Use it. Add earlyclobber pattern
+ for ALPHA_TP_INSN.
+
+Sun Apr 12 13:09:46 1998 Scott Christley <scottc@net-community.com>
+
+ * objc/encoding.c (objc_sizeof_type, _C_VOID): New case.
+
+Sun Apr 12 13:04:55 1998 Nikolay Yatsenko (nikolay@osf.org)
+
+ * configure.in (i[34567]86-*-osf1*): New entry.
+ * i386/osf1-c[in].asm: New files for OSF/1.
+ * i386/osf1elf{,gdb}.h, i386/[xt]-osf1elf, i386/xm-osf1elf.h: Likewise.
+
+Sun Apr 12 10:03:51 1998 Noel Cragg <noel@red-bean.com>
+
+ * fixincludes: Remove specification of parameters when renaming
+ functions in Alpha DEC Unix include files.
+
+Sun Apr 12 07:33:46 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * mips.c (large_int): Use HOST_WIDE_INT, not int.
+ (print_operand): Use HOST_WIDE_INT_PRINT_* macros.
+
+ * toplev.c (main): Sort order of handling of -d letters.
+ Use `F' instead of `D' for addressof_dump.
+
+ * libgcc2.c (_eh_compat): Deleted.
+ * Makefile.in (LIB2FUNCS): Delete _eh_compat.
+
+ * configure.in (alpha*-*-linux-gnu*): Don't include alpha/xm-linux.h.
+
+ * c-common.c (check_format_info): Properly test for nested pointers.
+
+ * pa.md (casesi0): Add missing mode for operand 0.
+
+ * function.c (purge_addressof_1, case MEM): If BLKmode, put ADDRESSOF
+ into stack.
+
+ * c-parse.in (label): Give warning if pedantic and label not integral.
+
+ * c-decl.c (grokdeclarator): Don't warn about return type if in
+ system header.
+
+ * reload.c (reload_nongroup): New variable.
+ (push{_secondary,}_reload): Initialize it.
+ (find_reloads): Compute it.
+ (debug_reload): Print it.
+ * reload.h (reload_nongroup): Declare.
+ * reload1.c (reload): Use reload_nongroup instead of local computation.
+ Check caller_save_spill_class against any nongroup reloads.
+ (reloads_conflict): No longer static.
+
+Sun Apr 12 05:52:18 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * vax.md (call patterns): Operand 1 is always a CONST_INT.
+
+Sat Apr 11 16:01:11 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * convert.c (convert_to_{pointer,integer,real,complex}): Use switch.
+ Add missing integer-like types.
+ Simplify return of zero in error case.
+ (convert_to_pointer): Remove dubious abort.
+ (convert_to_integer, case POINTER_TYPE): Make recursive call.
+ (convert_to_integer, case COND_EXPR): Always convert arms.
+ * tree.c (type_precision): Deleted.
+
+ * cccp.c (do_warning): Give pedantic warning if -pedantic and not
+ in system file.
+ * cpplib.c (do_warning): Likewise.
+
+ * function.c (target_temp_slot_level): Define here.
+ (push_temp_slots_for_target, {get,set}_target_temp_slot_level): New.
+ * stmt.c (target_temp_slot_level): Don't define here.
+ * expr.h (temp_slot_level): New declaration.
+
+Fri Apr 10 16:35:48 1998 Paul Eggert <eggert@twinsun.com>
+
+ * c-common.c (decl_attributes): Support strftime format checking.
+ (record_function_format, {check,init_function}_format_info): Likewise.
+ (enum format_type): New type.
+ (record_function_format): Now static; takes value of type
+ enum format_type instead of int.
+ (time_char_table): New constant.
+ (struct function_format_info): format_type member renamed from is_scan.
+ (check_format_info): Use `warning' rather than sprintf followed by
+ `warning', to avoid mishandling `%' in warnings.
+ Change a `pedwarn' to `warning'.
+ * c-tree.h (record_function_format): Remove decl.
+
+Thu Apr 2 17:34:27 1998 Manfred Hollstein <manfred@s-direktnet.de>
+
+ * regclass.c (memory_move_secondary_cost): Protect uses of
+ SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS with #ifdef tests.
+
+Thu Apr 2 07:06:57 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.c (standard_68881_constant_p): Don't use fmovecr on 68060.
+
+Thu Apr 2 06:19:25 1998 Ken Raeburn <raeburn@cygnus.com>
+
+ * Makefile.in (version.c): Put "cvs log" output in build directory.
+
+ * reload.h (MEMORY_MOVE_COST): Define here if not already defined.
+ (memory_move_secondary_cost): Declare.
+ * regclass.c (MEMORY_MOVE_COST): Don't define default here.
+ (memory_move_secondary_cost) [HAVE_SECONDARY_RELOADS]: New function.
+ (regclass, record_reg_classes, copy_cost, record_address_regs):
+ Pass register class and direction of move to MEMORY_MOVE_COST.
+ (top_of_stack) [HAVE_SECONDARY_RELOADS]: New static array.
+ (init_regs) [HAVE_SECONDARY_RELOADS]: Initialize it.
+ * reload1.c (MEMORY_MOVE_COST): Don't define default here.
+ (emit_reload_insns, reload_cse_simplify_set): Pass register class
+ and direction of move to MEMORY_MOVE_COST.
+ * 1750a.h (MEMORY_MOVE_COST): Add extra ignored arguments.
+ * a29k.h, alpha.h, arc.h, arm.h, dsp16xx.h, i386.h, m32r.h: Likewise.
+ * m88k.h, rs6000.h: Likewise.
+ * mips.h (MEMORY_MOVE_COST): Likewise.
+ Add memory_move_secondary_cost result to cpu-specific cost.
+
+Mon Mar 30 13:56:30 1998 Jim Wilson <wilson@cygnus.com>
+
+ * mips/ultrix.h (SUBTARGET_CPP_SPEC): Define.
+
+Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum direction.
+ (function_arg_padding): Declare.
+
+ * rs6000.c: Include stdlib.h if we have it.
+ (function_arg_padding): Change return type to int, cast enum's to int.
+
+ (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
+ * rs6000.c (rs6000_override_options): Change type of `i', `j' and
+ `ptt_size' from int to size_t.
+ (rs6000_file_start): Likewise for `i'.
+ (rs6000_replace_regno): Add default case in enumeration switch.
+ (output_epilog): Remove unused variable `i'.
+ (rs6000_longcall_ref): Remove unused variables `len', `p', `reg[12]'.
+
+ * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
+ initializer.
+ (get_issue_rate, non_logical_cint_operand): Add prototype.
+ (rs6000_output_load_toc_table): Likewise.
+
+ * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
+ `else'.
+
+Wed Mar 25 02:39:01 1998 Paul Eggert <eggert@twinsun.com>
+
+ * configure.in (i[34567]86-*-solaris2*, powerpcle-*-solaris2*,
+ sparc-*-solaris2*): Use fixinc.svr4 if Solaris 2.0 through 2.4.
+
+Mon Mar 23 07:27:19 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * m68k.md (ashldi_const): Allow shift count in range ]32,63].
+ (ashldi3): Allow constant shift count in range ]32,63].
+ (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
+
+ * m68k.md (zero_extend[qh]idi2, iordi_zext): New patterns.
+ (zero_extendsidi2): Avoid useless copy.
+ (iorsi_zexthi_ashl16): Avoid "0" constraint for operand 2.
+ (iorsi_zext): New name for old unnamed pattern; indentation fixes.
+
+Mon Mar 23 07:12:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * final.c (only_leaf_regs_used): If pic_offset_table_rtx used,
+ make sure it is a permitted register.
+
+Sun Mar 22 06:57:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expmed.c (extract_bit_field): Don't confuse SUBREG_WORD with
+ endian adjustment in SUBREG case.
+ Don't abort if can't make SUBREG needed for extv/extzv.
+
+Sat Mar 21 08:02:17 1998 Richard Gorton <gorton@amt.tay1.dec.com>
+
+ * alpha.md (zero_extendqi[hsd]i2): Use "and", not "zapnot".
+
+Sat Mar 21 07:47:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * unroll.c (verify_addresses): Use validate_replace_rtx.
+ (find_splittable_givs): If invalid address, show nothing same_insn.
+
+Fri Mar 20 10:24:12 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * fold-const.c (fold, case CONVERT_EXPR): Replace sign-extension of
+ a zero-extended value by a single zero-extension.
+
+Thu Mar 19 14:59:32 1998 Andrew Pochinsky <avp@ctp.mit.edu>
+
+ * sparc.h (ASM_OUTPUT_LOOP_ALIGN): Fix error in last change.
+
+Thu Mar 19 14:48:35 1998 Michael Meissner <meissner@cygnus.com>
+
+ * gcc.c (default_arg): Don't wander off the end of allocated memory.
+
+ * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
+ and EABI.
+
+Thu Mar 19 06:17:59 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (toplev.o): Depend on Makefile.
+
+Wed Mar 18 17:40:09 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * expr.c (convert_move): Add [QH]Imode/P[QH]Imode conversions.
+ * machmode.def (PQImode, PHImode): New modes.
+
+Wed Mar 18 17:11:18 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.md (movsf+1): Optimize moving a CONST_DOUBLE zero.
+
+Wed Mar 18 17:07:54 1998 Ken Raeburn <raeburn@cygnus.com>
+
+ * regclass.c (init_reg_sets): Delete init of reg-move cost tables.
+ (init_reg_sets_1): Put it here.
+
+Wed Mar 18 16:43:11 1998 Jim Wilson <wilson@cygnus.com>
+
+ * i960.md (tablejump): Handle flag_pic.
+
+ * profile.c (branch_prob): If see computed goto, call fatal.
+
+ * calls.c (expand_call): Fix typos in n_named_args computation.
+
+Wed Mar 18 05:54:25 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * fold-const.c (operand_equal_for_comparison_p): See if equal
+ when nop conversions are removed.
+
+ * expr.c (expand_expr, case COND_EXPR): If have conditional move,
+ don't use ORIGINAL_TARGET unless REG.
+
+ * function.c (fixup_var_refs_insns): Also delete insn storing pseudo
+ back into arg list.
+
+ * combine.c (gen_binary): Don't make AND that does nothing.
+ (simplify_comparison, case AND): Commute AND and SUBREG.
+ * i386.h (CONST_CONSTS, case CONST_INT): One-byte integers are cost 0.
+
+Mon Mar 16 15:57:17 1998 Geoffrey Keating <geoffk@ozemail.com.au>
+
+ * rs6000.c (small_data_operand): Ensure any address referenced
+ relative to small data area is inside SDA.
+
+Sun Mar 15 16:01:19 1998 Andrew Pochinsky <avp@ctp.mit.edu>
+
+ * sparc.h (ASM_OUTPUT_LOOP_ALIGN): Write nop's.
+
+Sun Mar 15 15:53:39 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * libgcc2.c (exit): Don't call __bb_exit_func if HAVE_ATEXIT.
+
+Sun Mar 15 15:44:41 1998 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c: Fix bugs relating to NUL in input file name,
+ e.g. with `#line 2 "x\0y"'.
+ (PRINTF_PROTO_4): New macro.
+ (struct {file_buf,definition,if_stack}): New member nominal_fname_len.
+ (main, expand_to_temp_buffer): Store length of input file names.
+ (finclude, create_definition, do_line, conditional_skip): Likewise.
+ (skip_if_group, macroexpand): Likewise.
+ (make_{definition,undef,assertion}): Likewise.
+ (special_symbol, do_include): Use stored length of input file names.
+ (do_define, do_elif, do_else, output_line_directive, verror): Likewise.
+ (error_from_errno, vwarning, verror_with_line): Likewise.
+ (vwarning_with_line, pedwarn_with_file_and_line): Likewise.
+ (print_containing_files): Likewise.
+ (do_line): Fix off-by-1 problem: 1 too many bytes were being allocated.
+ (quote_string, pedwarn_with_file_and_line): New arg specifies length.
+ All callers changed.
+
+Sun Mar 15 15:38:16 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * c-typeck.c: Collect pending initializers in AVL tree instead of list.
+ (add_pending_init, pending_init_member): New functions.
+ (output_init_element): Use them.
+ (output_pending_init_elements): Rewritten to exploit AVL order.
+
+Sun Mar 15 05:10:49 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * gnu.h (GNU_CPP_PREDEFINES): Deleted; not valid in traditional C.
+ * {i386,mips}/gnu.h (CPP_PREDEFINES): Don't call GNU_CPP_PREDEFINES.
+
+ * flow.c (insn_dead_p): A CLOBBER of a dead pseudo is dead.
+
+ * alpha.h (REG_ALLOC_ORDER): Put $f1 after other nonsaved.
+
+ * sparc.c (sparc_type_code): Fix error in previous change.
+
+Sat Mar 14 05:45:21 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i386/xm-aix.h, i386/xm-osf.h (i386/xm-i386.h): Don't include.
+ (USG): Don't define.
+ * i386/xm-isc.h (i386/xm-sysv3.h): Don't include.
+ * i386/xm-sco.h (i386/xm-sysv3.h): Likewise.
+ (BROKEN_LDEXP, SMALL_ARG_MAX, NO_SYS_SIGLIST): Don't define.
+ * m68k/xm-3b1.h (m68k/xm-m68k.h): Don't include.
+ (USG): Don't define.
+ * m68k/xm-atari.h (m68k/xm-m68kv.h): Don't include.
+ (HAVE_VPRINTF, FULL_PROTOTYPES): Don't define.
+ * m68k/xm-crds.h (m68k/xm-m68k.h): Don't include.
+ (USE_C_ALLOCA, unos, USG): Don't define.
+ * m68k/xm-mot3300.h (m68k/xm-m68k.h): Don't include.
+ (USE_C_ALLOCA, NO_SYS_SIGLIST): Don't define.
+ * m68k/xm-plexus.h (m68k/xm-m68k.h): Don't include.
+ (USE_C_ALLOCA, USG): Don't define.
+ * m88k/xm-sysv3.h (m88k/xm-m88k.h): Don't include.
+ * m68k/xm-next.h (m68k/xm-m68k.h): Don't include.
+ * ns32k/xm-pc532-min.h (ns32k/xm-ns32k.h): Don't include.
+ (USG): Don't define.
+ * rs6000/xm-mach.h: Don't include xm-rs6000.h.
+ * rs6000/xm-cygwin32.h (rs6000/xm-rs6000.h): Don't include.
+ (NO_STAB_H): Don't define.
+ * sparc/xm-linux.h (xm-linux.h): Don't include.
+ * sparc/xm-sol2.h (sparc/xm-sysv4.h): Don't include.
+ * a29k/xm-unix.h, alpha/xm-linux.h, arm/xm-linux.h: Deleted.
+ * arm/xm-netbsd.h, i386/xm-bsd386.h, i386/xm-gnu.h: Deleted.
+ * i386/xm-linux.h, i386/xm-sun.h, i386/xm-sysv3.h: Deleted.
+ * i386/xm-winnt.h, m68k/xm-altos3068.h, m68k/xm-amix.h: Deleted.
+ * m68k/xm-amix.h, m68k/xm-hp320.h, m68k/xm-linux.h: Deleted.
+ * m68k/xm-m68kv.h, mips/xm-iris5.h, ns32k/xm-genix.h: Deleted.
+ * sparc/xm-pbd.h, vax/xm-vaxv.h, xm-svr3.h, xm-linux.h: Deleted.
+ * configure.in: Reflect above changes.
+
+ * xm-siglist.h, xm-alloca.h: New files.
+ * i386/xm-sysv4.h (i386/xm-i386.h, xm-svr4.h): Don't include.
+ (USE_C_ALLOCA, SMALL_ARG_MAX): Don't define.
+ * i386/xm-sco5.h (i386/xm-sysv3.h): Don't include.
+ (SYS_SIGLIST_DECLARED, USE_C_ALLOCA): Don't define.
+ * rs6000/xm-sysv4.h, sparc/xm-sysv4.h: Don't include xm-svr4.h.
+ * xm-svr4.h, i386/xm-dgux.h, mips/xm-news.h, mips/xm-sysv4.h: Deleted.
+ * configure.in: Reflect above changes.
+
+ * configure.in ({,host_,build_}xm_defines): New variables.
+ Set to USG instead of including xm-usg.h.
+ Write #define lines in config.h files from xm_defines vars.
+ * xm-usg.h: Deleted.
+
+Fri Mar 13 07:10:59 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * calls.c (expand_call): Fix typo in previous change.
+
+ * sparc.c (sparc_type_code): Avoid infinite loop when have
+ pointer to array of same pointer.
+ (sparc_type_code, case REAL_TYPE): Process subtypes here too.
+
+ * mips/bsd-4.h, mips/iris3.h, mips/news{4,5}.h: Don't include mips.h.
+ * mips/news5.h, mips/osfrose.h, mips/svr{3,4}-4.h: Likewise.
+ * mips/ultrix.h: Likewise.
+ * mips/cross64.h: Don't include iris6.h.
+ * mips/ecoff.h: Don't include mips.h or gofast.h.
+ * mips/elforion.h: Don't include elf64.h.
+ * mips/iris4.h: Don't include iris3.h.
+ * mips/iris4loser.h: Don't include iris4.h.
+ * mips/iris5gas.h: Don't include iris5.h.
+ * mips/elflorion.h, mips/nws3250v4.h, mips/xm-iris{3,4}.h: Deleted.
+ * mips/xm-nws3250v4.h, mips/xm-sysv.h: Deleted.
+ * mips/rtems64.h: Don't include elflorion.h.
+ * mips/sni-gas.h: Don't include sni-svr4.h.
+ * mips/svr4-t.h: Don't include svr4-5.h.
+ * mips/dec-osf1.h: Also include mips.h.
+ * mips/ecoffl.h, mips/elf.h: Also include mips.h and gofast.h.
+ * mips/iris5.h: Also include iris3.h and mips.h.
+ * xm-usg.h: New file.
+ * mips/xm-iris5.h: Don't include xm-mips.h; don't define USG.
+ * mips/xm-news.h, mips/xm-sysv4.h: Don't include xm-sysv.h.
+ * configure.in: Reflect above changes.
+
+Thu Mar 12 07:18:48 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.h (STRICT_ARGUMENT_NAMING): Provide default value of 0.
+ * calls.c (expand_call): Use value of STRICT_ARGUMENT_NAMING.
+ * function.c (assign_parm): Likewise.
+ * mips/abi64.h (STRICT_ARGUMENT_NAMING): Return 0 for ABI_32.
+ * sparc.h (STRICT_ARGUMENT_NAMING): Only nonzero for V9.
+
+ * calls.c (expand_call, expand_library_call{,_value}, store_one_arg):
+ Rework handling of REG_PARM_STACK_SPACE to treat return value of
+ zero as if macro not defined; add new arg to emit_push_insn.
+ * expr.c (emit_push_insn): New arg, REG_PARM_STACK_SPACE.
+ * expr.h (emit_push_insn): Likewise.
+ * mips/abi64.h (REG_PARM_STACK_SPACE): Define.
+
+Wed Mar 11 06:58:13 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.h (CONST_OK_FOR_LETTER_P, case 'M'): Correct range check.
+
+Wed Mar 11 06:15:52 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (emit_push_insn): Use loop to find movstr patterns
+ instead of explicit tests.
+
+ * Makefile.in (extraclean): Don't delete install1.texi.
+
+Tue Mar 10 14:27:51 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * combine.c (make_field_assignment): Don't get confused if OTHER
+ has VOIDmode and don't do anything if DEST is wider than a host word.
+
+ * vax.c (check_float_value): Cast bcopy args to char *.
+
+Tue Mar 10 13:56:12 1998 Jim Wilson <wilson@cygnus.com>
+
+ * mips/abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and
+ TARGET_DEFAULT and define __LONG_MAX__ appropriately.
+ Add support for -mabi=X, -mlong64, and -mgp{32,64} options.
+ * mips.c (mips_abi): Change type to int.
+ * mips.h (enum mips_abi_type): Delete.
+ (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
+ (mips_abi): Change type to int.
+
+Mon Mar 2 08:06:58 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Version 2.8.1 released.
+
+ * Makefile.in (mostlyclean): Remove duplicate deletion of temp
+ files. Delete more stamp files and [df]p-bit.c
+ (clean): Don't delete stamp files here.
+ (VERSION_DEP): New variable.
+ (distdir-finish): Pass a value of null for it.
+ (version.c): Use it.
+ Avoid broken pipe with cvs log.
+
+ * objc/Make-lang.in (objc/runtime-info.h): Rename emptyfile to
+ tmp-runtime and delete at end.
+
+Sun Mar 1 05:50:25 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.c (build_reference_type): Handle obstacks like
+ build_pointer_type.
+
+ * Makefile.in (tmp-gcc.xtar): Renamed from gcc.xtar.
+ (gcc.xtar.gz): Deleted; merged with `dist'.
+ (diff): Create gcc-$(oldversion)-$(version).diff.
+ (distdir): Depend on distdir-cvs.
+ (distdir-cvs): New rule.
+ (distdir-start): Depend on version.c and TAGS.
+ (TAGS): Use tmp-tags instead of temp.
+ (dist): Create gcc-$(version).tar.gz.
+
+ * varasm.c (compare_constant_1): Fix typo in previous change.
+
+ * objc/Make-lang.in (objc-distdir): Properly rebuild objc-parse.c.
+
+Sat Feb 28 16:58:08 1998 Tristan Gingold <gingold@rossini.enst.fr>
+
+ * stmt.c (expand_decl): If -fcheck-memory-usage, put vars in memory.
+ * expr.c (get_memory_usage_from_modifier): Convert
+ EXPAND_{CONST_ADDRESS, INITIALIZER} to MEMORY_USE_DONT.
+
+Sat Feb 28 08:13:43 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i860/fx2800.h (DATA_ALIGNMENT): Use POINTER_TYPE_P.
+ * m68k/a-ux.h (FUNCTION_VALUE): Likewise.
+ * expr.c (get_pointer_alignment, compare, do_store_flag): Likewise.
+ (expand_builtin): Likewise.
+ * fold-const.c (force_fit_type, fold_convert, fold): Likewise.
+ * function.c (assign_parms): Likewise.
+ * integrate.c (expand_inline_function): Likewise.
+ * sdbout.c (sdbout_field_types): Likewise.
+ * tree.c (integer_pow2p, tree_log2, valid_machine_attribute): Likewise.
+ * stmt.c (expand_decl): Likewise.
+ ({,bc_}expand_decl_init): Also test for REFERENCE_TYPE.
+
+ * configure.in (version_dep): New variable; if srcdir is CVS working
+ directory, set to ChangeLog.
+ (version): Supply default if no version.c.
+ * Makefile.in (version.c): New rule.
+
+ * gcc.c (snapshot_warning): New function.
+ (main): Call it for snapshots.
+
+ * dwarf2out.c (expand_builtin_dwarf_reg_size): If reg_raw_mode
+ not valid for reg, use last size. Also refine range assertion.
+
+Sat Feb 28 05:04:47 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * enquire.c (cprop): Don't perform exhaustive search for char_min
+ and char_max when bits_per_byte > 16.
+
+Thu Feb 26 15:12:03 1998 Christopher Taylor <cit@ckshq.com>
+
+ * fixincludes: Avoid using '0-~' in egrep.
+
+Thu Feb 26 08:04:05 1998 Tristan Gingold <gingold@messiaen.enst.fr>
+
+ * function.c (assign_parms): Call 'chkr_set_right' when DECL_RTL
+ is stack_parm.
+ * expr.c (get_memory_usage_from_modifier): Convert
+ EXPAND_{SUM, CONST_ADDRESS, INITIALIZER} to MEMORY_USE_RO.
+
+Thu Feb 26 07:33:53 1998 Paul Eggert <eggert@twinsun.com>
+
+ * c-lex.c (yylex): Don't munge errno before using it.
+ * cccp.c (error_from_errno, perror_with_name): Likewise.
+ * cpplib.c (cpp_error_from_errno): Likewise.
+ * gcc.c (pfatal_pexecute): Likewise.
+ * protoize.c (safe_write, find_file, process_aux_info_file): Likewise.
+ (rename_c_file, edit_file): Likewise.
+
+ * c-lex.c (yylex): Remove unused variable exceeds_double.
+
+Thu Feb 26 07:05:14 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * reorg.c (fill_slots_from_thread): Don't steal delay list from target
+ if condition code of jump conflicts with opposite_needed.
+
+Thu Feb 26 06:45:23 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (distdir-start): Don't copy CVS subdirectory of config.
+
+ * varasm.c ({compare,record}_constant_1, case CONSTRUCTOR):
+ Handle the case when we have TREE_PURPOSE values.
+
+Thu Feb 26 05:59:01 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * fixincludes (sys/limits.h): Fix a nested comment problem with
+ HUGE_VAL definition on sysV68 R3V7.1.
+
+Wed Feb 25 21:09:38 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * toplev.c (TICKS_PER_SECOND): Renamed from CLOCKS_PER_SECOND.
+
+Wed Feb 25 20:50:08 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * reorg.c (fill_slots_from_thread): Mark resources referenced in
+ opposite_needed thread. Return delay_list even when cannot get
+ any more delay insns from end of subroutine.
+
+Wed Feb 25 19:50:01 1998 Mikael Pettersson <Mikael.Pettersson@sophia.inria.fr>
+
+ * gcc.c (lookup_compiler): Remove redundant test.
+
+Wed Feb 25 07:24:22 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * vax.md (call insns): Second operand to CALL rtl is SImode.
+
+ * configure.in (i[34567]86-*-mingw32): Support msv and crt suffix.
+ * i386/crtdll.h: New file.
+
+ * sparc.c (pic_setup_code): If -O0, write USE of pic_offset_table_rtx.
+
+ * expr.c (safe_from_p): Add new arg, TOP_P; all callers changed.
+
+Sat Feb 21 07:02:39 1998 Jim Wilson <wilson@cygnus.com>
+
+ * mips/iris5.h (DWARF2_UNWIND_INFO): Define to 0.
+ * mips/iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
+
+Fri Feb 20 08:27:46 1998 Paul Eggert <eggert@twinsun.com>
+
+ * sparc/sol2-sld.h: New file.
+ * configure.in (sparc-*-solaris2*): Use it when using system linker.
+ * toplev.c (main): Don't default to DWARF2_DEBUG with -ggdb
+ if LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
+
+Fri Feb 20 08:21:49 1998 H.J. Lu (hjl@gnu.org)
+
+ * alpha/elf.h (STARTFILE_SPEC, ENDFILE_SPEC): Support shared library.
+ (LIB_SPEC, DEFAULT_VTABLE_THUNKS): Defined #ifndef USE_GNULIBC_1.
+ * sparc/linux.h (DEFAULT_VTABLE_THUNKS): Likewise.
+ (LIB_SPEC): Add -lc for -shared #ifndef USE_GNULIBC_1.
+ * linux.h (LIB_SPEC): Likewise.
+ * sparc/linux64.h (LIB_SPEC): Likewise; also updated for glibc 2.
+ (LIBGCC_SPEC): Removed.
+ (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
+
+Fri Feb 20 05:22:12 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (distdir-start): Add dependence on bi-parser.[ch].
+
+Thu Feb 19 18:07:11 1998 Jim Wilson <wilson@cygnus.com>
+
+ * m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
+ For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
+
+Wed Feb 18 09:37:29 1998 Paul Eggert <eggert@twinsun.com>
+
+ * fixincludes (stdlib.h): Do not double-wrap the size_t typedef.
+
+Wed Feb 18 07:32:11 1998 Jim Wilson <wilson@cygnus.com>
+
+ * i960.c (emit_move_sequence): Handle unaligned stores to pseudos.
+ * i960.md (store_unaligned_[dt]i_reg): Handle register dest.
+ (store_unaligned_ti_reg): Likewise.
+
+ * m68k.h (MACHINE_STATE_{SAVE,RESTORE} [MOTOROLA]): Add %# and %/;
+ add : to make them into extended asms.
+
+Wed Feb 18 07:08:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * reg-stack.c (compare_for_stack_reg): Only handle FP conditional
+ move as next insn specially.
+
+ * reload.c (find_reloads): Always convert address reload for
+ non-reloaded operand to RELOAD_FOR_OPERAND_ADDRESS.
+
+ * emit-rtl.c (hard-reg-set.h): Include.
+ (get_lowpart_common): Don't make new REG for hard reg in a
+ class that cannot change size.
+ * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
+
+Sat Feb 14 09:59:00 1998 Richard Earnshaw (rearnsha@arm.com)
+
+ * arm.md (movsfcc): Also validate operands[3] for hard float.
+ (movdfcc): Only accept fpu_add_operand for operands[3].8
+
+Sat Feb 14 09:32:34 1998 Jim Wilson <wilson@cygnus.com>
+
+ * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
+ Convert CCmode to word_mode before calling GET_MODE_SIZE.
+
+Sat Feb 14 09:27:42 1998 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (MY_ISCOFF): Check for U803XTOCMAGIC.
+
+Sat Feb 14 08:29:43 1998 Arvind Sankar <arvind@cse.iitb.ernet.in>
+
+ * t-svr4 (TARGET_LIBGCC_CFLAGS): New definition.
+
+Sat Feb 14 07:45:16 1998 Ken Rose (rose@acm.org)
+
+ * reorg.c (fill_slots_from_thread): New parameter, delay_list.
+ All callers changed.
+
+Sat Feb 14 07:14:02 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * reload.c (debug_reload): Properly output insn codes.
+
+ * pa.c (emit_move_sequence): If in reload, call find_replacement.
+
+ * gansidecl.h (bcopy, bzero, {,r}index): Don't define if IN_LIBGCC2.
+
+ * combine.c (distribute_notes, case REG_DEAD): When seeing if place
+ to put new note sets register, use reg_bitfield_target_p, as in
+ original code.
+
+ * gcc.c (process_command): If file is for linker, set lang to "*".
+ (lookup_compiler): Return 0 for language of "*".
+
+ * sched.c (attach_deaths, case SUBREG): Fix error in last change.
+
+ * i386.md (mov[sdx]fcc): Disable for now.
+ (mov[sd]fcc_1): Add earlyclobber for output on last alternative.
+
+Sat Feb 14 06:42:50 1998 Jason Merrill <jason@yorick.cygnus.com>
+
+ * except.c (get_dynamic_handler_chain): Only make call once per func.
+ (expand_fixup_region_{start,end}): New functions.
+ (expand_eh_region_start_tree): Store cleanup into finalization here.
+ * stmt.c (expand_cleanups): Use new functions to protect fixups.
+
+ * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
+ * optabs.c (init_optabs): Don't init get_dynamic_handler_chain_libfunc.
+ * expr.h (get_dynamic_handler_chain_libfunc): Deleted.
+
+Sat Feb 14 06:34:41 1998 Peter Lawrence <Peter.Lawrence@Eng.Sun.COM>
+
+ * optabs.c (emit_conditional_move): Don't reverse condition for FP.
+
+Fri Feb 13 07:22:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (mostlyclean): Only use s-* convention for stamp
+ files in main dir.
+
+ * configure.in: Add support for i786 (Pentium II); same as i686.
+
+Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
+
+Thu Feb 12 10:08:14 1998 John Hassey <hassey@dg-rtp.dg.com>
+
+ * configure.in (i[3456]86-dg-dgux*): Don't need fixincludes.
+
+Thu Feb 12 07:27:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
+
+ * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Define.
+ about system headers.
+ (LIB_SPEC): Add -ladvapi32 -lshell32.
+
+Thu Feb 12 07:19:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_assignment): Fix typo in checking OFFSET.
+
+ * gbl-ctors.h (atexit): Don't define unless needed.
+
+ * combine.c (distribute_notes): Completely check for note operand being
+ only partially set on potential note target; adjust what notes
+ we make in that case.
+
+ * i386/xm-go32.h (HAVE_{BCOPY,BZERO,INDEX,RINDEX}): Deleted.
+
+Wed Feb 11 08:53:27 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * calls.c (emit_call_1): Size args now HOST_WIDE_INT.
+ (expand_call): struct_value_size now HOST_WIDE_INT.
+
+Tue Feb 10 09:04:39 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * integrate.c (initialize_for_inline): Ensure DECL_INCOMING_RTL
+ is always copied.
+
+Tue Feb 10 06:10:49 1998 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (rescan): Fix bug with macro name appearing
+ immediately after L'x'.
+
+Mon Feb 9 20:45:32 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * c-common.c (format_char_info): Add new field zlen.
+ (print_char_table): Remove entry for 'Z' as a format character.
+ Initialize zlen field as appropriate.
+ (scan_char_table): Set zlen field to NULL in each entry.
+ (check_format_info): Recognize 'Z' as a length modifier, with a
+ warning in pedantic mode.
+ Avoid infinite loop when a repeated flag character is detected.
+
+Mon Feb 9 09:24:04 1998 Paul Eggert <eggert@twinsun.com>
+
+ * c-parse.in (primary): Minor wording fix in diagnostic.
+
+Mon Feb 9 07:50:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-decl.c (grokdeclarator): Remove warning on inline of varargs.
+
+ * reload.c (find_reloads): Check for const_to_mem case before
+ checking for invalid reload; use force_const_mem if no_input_reloads.
+
+ * function.c (push_function_context_to): Call init_emit last.
+
+ * protoize.c (my_link): Define as -1 in mingw32.
+ (link): Remove declaration.
+
+ * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
+
+ * integrate.c (expand_inline_function): Clear label_map with bzero.
+
+ * unroll.c (copy_loop_body, case JUMP_INSN): Correct error in last
+ change: call single_set on COPY, not INSN.
+
+Sun Feb 8 08:07:37 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * msdos/top.sed, winnt/config-nt.sed: Change version number to 2.8.1.
+
+ * configure.in (i[3456]86-*-sco3.2v5*): Use cpio for headers.
+
+Sat Feb 7 07:32:46 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i386/mingw32.h (LIBGCC_SPEC, STARTFILE_SPEC, MATH_LIBRARY):
+ Use msvcrt, not crtdll.
+
+Fri Feb 6 20:32:06 1998 Geert Bosch <bosch@gnat.com>
+
+ * i386/xm-os2.h (EMX, USG, BSTRING, HAVE_{PUTENV,VPRINTF,STRERROR}):
+ Define ifdef __EMX__.
+ (strcasecmp): Define to be stricmp if __EMX__.
+ (spawnv{,p}): Don't define if EMX.
+ (OBJECT_SUFFIX): Don't define if EMX.
+ (MKTEMP_EACH_FILE): Define.
+
+Fri Feb 6 16:37:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
+ (objc.stage2, objc.stage3, objc.stage4): Likewise for the
+ respective stageN-start targets.
+ (objc/sendmsg.o): Depend on objc/runtime-info.h.
+
+Fri Feb 6 16:27:09 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+
+ * stmt.c (expand_asm_operands): Properly treat asm statement
+ statements with no operands as volatile.
+
+Fri Feb 6 16:03:25 1998 Greg McGary <gkm@gnu.org>
+
+ * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
+
+Fri Feb 6 15:57:36 1998 Mumit Khan <khan@xraylith.wisc.edu>
+
+ * i386/cygwin32.h (STRIP_NAME_ENCODING): New macro.
+
+Fri Feb 6 15:50:42 1998 Paul Eggert <eggert@twinsun.com>
+
+ * libgcc2.c (__floatdi[xtds]f): Round properly even when rounding
+ large negative integer to plus or minus infinity.
+
+Fri Feb 6 15:45:16 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * sdbout.c (plain_type_1): Return T_DOUBLE, not T_VOID, for
+ long double #ifndef EXTENDED_SDB_BASIC_TYPES.
+
+Fri Feb 6 15:23:49 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * vax/ultrix.h (HAVE_ATEXIT): Define.
+ * x-vax: File deleted.
+
+Fri Feb 6 14:34:19 1998 Douglas Rupp <rupp@gnat.com>
+
+ * gcc.c (process_command, case "-dumpversion"): Print spec_version.
+
+Fri Feb 6 11:01:13 1998 Josh Littlefield <josh@american.com>
+
+ * i386/gmon-sol2.c (internal_mcount): Do set-up when program starts
+ and install hook to do clean-up when it exits.
+ * i386/sol2-c1.asm (_mcount): Make a weak instead of global symbol.
+ * i386/sol2dbg.h (ASM_SPEC): Support Solaris bundled assembler's -V
+ argument; pass -s argument to assembler.
+
+Fri Feb 6 09:13:21 1998 Jim Wilson (wilson@cygnus.com)
+
+ * function.c (assign_parms): New variable named_arg, with value
+ depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
+
+ * crtstuff.c (__frame_dummy): New function for irix6.
+ (__do_global_ctors): Call __frame_dummy for irix6.
+ * mips/iris6.h (LINK_SPEC): Hide __frame_dummy too.
+
+Fri Feb 6 09:08:21 1998 Mike Stump <mrs@wrs.com>
+
+ * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after reload.
+ * genattrtab.c (reload_completed): Define.
+
+ * configure.in (i960-wrs-vxworks): Same as i960-wrs-vxworks5*.
+
+Fri Feb 6 08:47:38 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (diff): Add INSTALL, configure, and config.in;
+ remove objc-*.
+ * objc/config-lang.in (diff_excludes): Add objc-parse.[cy].
+
+ * i386/xm-mingw32.h (link): Delete macro.
+
+ * alpha.c (output_prolog): Write out frame sizes as longs and
+ print too large sizes as zero.
+
+ * function.c (combine_temp_slots): No need to allocate and free rtx.
+ Don't do anything if too many slots in the list.
+ (put_var_into_stack): Don't use ADDRESSOF if not optimizing.
+
+ * function.c (purge_addressof_1): Force into mem if VOLATILE reference.
+
+ * calls.c (expand_call): Show VAR_DECL made for structure return
+ address is used; remove bogus set of MEM_IN_STRUCT_P.
+ * expr.c (expand_expr, case SAVE_EXPR, case TARGET_EXPR): Show used.
+ (expand_builtin, case BUILT_IN_LONGJMP): Show __dummy used.
+ * function.c (put_reg_into_stack): New arg USED_P; all callers changed.
+
+ * expr.c (expand_expr, case SAVE_EXPR): assign_temp with KEEP of 3.
+ * function.c (var_temp_slot_level): New variable.
+ (push_function_context_to, pop_function_context_from): Save/restore
+ it and target_temp_slot_level.
+ (assign_stack_temp): Implement KEEP of 3.
+ (push_temp_slots_for_block): New function.
+ (init_temp_slots): Initialize var_temp_slot_level.
+ * function.h (struct function, fields {var,target}_temp_slot_level):
+ New fields.
+ * stmt.c (expand_start_bindings): Call push_temp_slots_for_block.
+
+ * function.c (struct temp_slot): SIZE, BASE_OFF_SET, and FULL_SIZE
+ now HOST_WIDE_INT.
+ (assign_{,outer_}stack_local, assign_{,stack_}temp): Size arg is
+ now HOST_WIDE_INT.
+ (assign_stack_temp): Do size computations in HOST_WIDE_INT.
+ (fixup_var_refs_1, optimize_bit_field, instantiate_decls): Likewise.
+ (instantiate_virtual_regs_1, fix_lexical_address): Likewise.
+ * rtl.h (assign_stack_{local,temp}): Size arg is HOST_WIDE_INT.
+ (assign_temp): Likewise.
+ * expr.h (struct args_size): Field CONSTANT is now HOST_WIDE_INT.
+
+ * sched.c (attach_deaths, case REG): Don't check for REG_UNUSED.
+ (attach_deaths, case SUBREG, STRICT_LOW_PART, {ZERO,SIGN}_EXTRACT):
+ Don't pass set_p of 1 if partial assignment.
+
+ * tree.h (size_in_bytes): Returns HOST_WIDE_INT.
+ * tree.c (size_in_bytes): Likewise.
+ Tighen up logic some to avoid returning a bogus value instead of -1.
+
+ * expr.c (get_inner_reference, case ARRAY_EXPR): Make WITH_RECORD_EXPR
+ just for index.
+ (expand_expr, case PLACEHOLDER_EXPR): Refine search again; look
+ at each expression and look for pointer to type.
+
+ * expr.c (safe_from_p, case ADDR_EXPR): If TREE_STATIC, no trampoline.
+ (expand_expr, case ADDR_EXPR): Likewise.
+
+ * expr.c (emit_block_move): Use conservative range for movstr mode.
+
+ * configure.in: See if "cp -p" works if "ln -s" doesn't; else "cp".
+
+ * combine.c (try_combine.c): Pass elim_i2 and elim_i1 to
+ distribute_notes for i3dest_killed REG_DEAD note.
+
+ * configure.in (mips-dec-netbsd*): Remove bogus setting of prefix.
+
+ * c-decl.c (duplicate_decls): Set DECL_IGNORED_P in newdecl if
+ different bindings levels.
+
+ * configure.in: Test ln -s by symlinking gcc.c.
+
+ * configure.in (i[3456]86-dg-dgux): Add wildcard for version.
+
+ * crtstuff.c (__do_global_ctors_aux): Switch back to text section
+ in proper place.
+
+ * rtlanal.c (rtx_varies_p, case REG): pic_offset_table_rtx is fixed.
+ * genattrtab.c (pic_offset_table_rtx): Define (dummy).
+ * cse.c (set_nonvarying_address_components): Understand PIC refs.
+
+ * loop.c (strength_reduce): When placing increment for auto-inc
+ case, do comparison in loop order.
+
+ * i860.c (output_delayed_branch): Add missing arg to recog.
+ (output_delay_insn): Add missing arg to constrain_operands.
+
+ * configure.in: Truncate target after finished comparing it with host.
+
+ * i386.h (MAX_FIXED_MODE_SIZE): Delete.
+
+ * c-parse.in (expr_no_comma): Clarify undefined error.
+
+ * prefix.c (get_key_value): Don't default to PREFIX here.
+ (translate_name): Remove bogus addition of "$" if getenv fails;
+ clean up application of default value of PREFIX.
+
+ * fold-const.c (fold_convert): Call force_fit_type even if input
+ already overflows.
+
+Fri Feb 6 07:45:01 1998 Robert Hoehne <robert.hoehne@gmx.net>
+
+ * i386/xm-go32.h (HAVE_{BCOPY,BZERO,BCMP,RINDEX,INDEX}): Define.
+
+ * gcc.c (main): Treat paths starting with '$' or DOS drives
+ as absolute in standard_startfile_prefix.
+
+Thu Feb 5 21:07:12 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * cpplib.c (IS_INCLUDE_DIRECTIVE_TYPE): Add casts from enum to int.
+ * cccp.c (IS_INCLUDE_DIRECTIVE_TYPE, handle_directive): Likewise.
+
+Thu Feb 5 19:00:44 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_expr, case CONSTRUCTOR): Correct shift count
+ when making signed bit field; use EXPAND_NORMAL, not 0.
+
+Thu Feb 5 17:42:43 1998 Manfred Hollstein <manfred@s-direktnet.de>
+
+ * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
+ stuff only if MCT_TEXT is #define'd.
+
+Thu Feb 5 17:32:01 1998 Robert Hoehne <robert.hoehne@gmx.net>
+
+ * Makefile.in: Changed most stamp-* to s-*.
+
+Tue Feb 3 19:45:50 1998 James Hawtin <oolon@ankh.org>
+
+ * i386/sol2.h (STARTFILE_SPEC, LIB_SPEC): Update -pg files.
+ * configure.in (i[3456]86-*-solaris2*): Add gcrt1.o and gmon.o
+ to extra_parts.
+
+Tue Feb 3 17:28:48 1998 Christopher C Chimelis <chris@classnet.med.miami.edu>
+
+ * configure.in (alpha*-*-linux-gnu*): Add extra_parts for crtstuff.
+
+Tue Feb 3 17:18:19 1998 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (find_barrier): Fix one-too-many bug if fail to find barrier.
+
+ * arm.c (arm_reload_in_hi): Handle cases where the MEM is too
+ complex for a simple offset.
+
+Tue Feb 3 16:14:21 1998 Robert Hoehne <robert.hoehne@gmx.net>
+
+ * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
+
+ * configure.in (i[3456]86-pc-msdosdjgpp*): New entry.
+
+Tue Feb 3 07:33:58 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * explow.c (probe_stack_range): Properly check for small
+ number of probes.
+
+ * gcc.c (process_command, case 'V'): Validate arg.
+
+ * configure.in (sbrk): Add check for needed declaration.
+ * acconfig.h (NEED_DECLARATION_SBRK): New entry.
+ * toplev.c (sbrk): Update declaration conditional.
+ * mips-tfile.c (sbrk, free): Likewise.
+
+ * sparc/sysv4.h (DBX_REGISTER_NUMBER): Remove abort.
+
+ * mips.c (mips_expand_prologue): Pass reg 25 to gen_loadgp.
+ * mips.md (loadgp): Add second operand for register number to add.
+ (builtin_setjmp_receiver): Pass new label and reg 31 to loadgp.
+
+ * toplev.c: Include insn-codes.h, insn-config.h, and recog.h.
+ (compile_file): Try to emit nop to separate gcc_compiled symbol.
+ * Makefile.in (toplev.o): Depends on insn-{codes,config}.h, recog.h.
+
+Tue Feb 3 06:58:46 1998 Mark Mitchell <mmitchell@usa.net>
+
+ * integrate.c (get_label_from_map): New function.
+ (expand_inline_function): Use it.
+ Initialize label_map to NULL_RTX instead of gen_label_rtx.
+ (copy_rtx_and_substitute): Use get_label_from_map.
+ * integrate.h (get_label_from_map): New function.
+ (set_label_from_map): New macro.
+ * unroll.c (unroll_loop, copy_loop_body): Use them.
+
+Mon Feb 2 16:33:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i386.md (mov{si,hi,sf,df,xf}cc{,_1}): Remove cases with branches.
+
+ * rs6000/x-aix31 (INSTALL): Deleted.
+ * mips/x-dec-osf1, mips/x-osfrose, i386/x-osfrose: Likewise.
+ * arm/x-riscix: Likewise.
+
+ * c-typeck.c (signed_or_unsigned_type): Properly handle pointer types.
+
+Mon Feb 2 15:33:58 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * unroll.c (copy_loop_body): Use single_set instead of
+ PATTERN to detect increment of an iv inside a PARALLEL.
+
+Fri Jan 16 20:29:50 1998 Paul Eggert <eggert@twinsun.com>
+
+ * toplev.c (<unistd.h>): New include.
+ (get_run_time): Prefer CLK_TCK (if available) to HZ, and
+ prefer sysconf (_SC_CLK_TCK) (if available) to CLK_TCK.
+ * configure.in (sysconf): Call AC_CHECK_FUNCS.
+
+Wed Jan 14 20:10:51 1998 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c: (rescan): Don't report line 0 as the possible real start
+ of an unterminated string constant.
+ Don't mishandle backslash-newlines that in are the output of
+ a macro expansion. Properly skip // style comments between a function
+ macro name and '(', as well as backslash-newlines in comments there.
+ (handle_directive): Handle / \ newline * between # and directive name.
+ In #include directives, \ does not escape ".
+ (do_include): For `#include "file', do not bother expanding into temp
+ buffer. When error encountered when expanding, do not try result.
+ (skip_if_group): When skipping an include directive, use include
+ tokenization, not normal tokenization. Backslash-newline is still
+ special when skipping. Handle * \ newline / correctly in comments
+ when skipping.
+ (skip_quoted_string): After \ newline, set *backslash_newlines_p
+ even if count_newlines is 0.
+ (macroexpand): Newline space is not a special marker inside a string.
+ (macroexpand, macarg): Do not generate \ddd for control characters
+ when stringifying; the C Standard does not allow this.
+ (macarg1): New arg MACRO. All callers changed.
+ Do not treat /*, //, or backslash-newline specially when processing
+ the output of a macro.
+ (discard_comments): Don't go past limit if looking for end of comment.
+ Discard backslash-newline properly when discarding comments.
+ (change_newlines): \" does not end a string.
+ (make_definition): Do not treat backslash-newline specially, as it
+ has already been removed before we get here.
+
+ * profile.c (output_func_start_profiler): Don't fflush output
+ if -quiet.
+ * toplev.c (rest_of_compilation): Likewise.
+
+ * i386/x-sco5 (CC): Remove trailing white space.
+ * x-convex (CCLIBFLAGS): Likewise.
+ * arm/t-semi (LIBGCC2_CFLAGS): Likewise.
+
+Wed Jan 7 18:02:42 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Version 2.8.0 released.
+
+Wed Jan 7 17:54:41 1998 J. Kean Johnston <jkj@sco.com>
+
+ * i386/sco5.h ({END,START}FILE_SPEC): Link with correct crtbegin.o
+ and crtend.o when using -static.
+
+Wed Jan 7 17:49:14 1998 Jan Christiaan van Winkel <Jan.Christiaan.van.Winkel@ATComputing.nl>
+
+ * cppexp.c (gansidecl.h): Include.
+
+Wed Jan 7 17:45:07 1998 Tristan Gingold <gingold@puccini.enst.fr>
+
+ * expr.c (get_push_address): Use copy_to_reg instead of force_operand.
+ (emit_push_insn): Avoid null pointer deference if aggregate has no
+ types.
+ (expand_expr): Avoid finite but useless recursion.
+ (expand_builtin): Fix typo in calling function.
+ * function.c (assign_parms): Avoid useless call to chkr_set_right.
+
+Wed Jan 7 17:31:13 1998 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
+
+ * combine.c (force_to_mode): Return if operand is a CLOBBER.
+
+Wed Jan 7 17:23:24 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * x-rs6000 (INSTALL): Remove.
+
+ * jump.c (jump_optimize): Don't use a hard reg as an operand
+ of a conditional move if small register classes.
+
+Wed Jan 7 17:09:28 1998 Jim Wilson <wilson@cygnus.com>
+
+ * cse.c (max_insn_uid): New variable.
+ (cse_around_loop): Use it.
+ (cse_main): Set it.
+
+See ChangeLog.11 for earlier changes.
+\f
+Use a consistent time stamp format in ChangeLog entries.
+Not everyone has Emacs 20 yet, so stick with Emacs 19 format for now.
+
+Local Variables:
+add-log-time-format: current-time-string
+End:
--- /dev/null
+Sun Mar 31 05:10:10 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * stor-layout.c (layout_decl): Don't make a bitfield an integral mode
+ if the mode of the field type is not MODE_INT.
+
+ * sched.c (schedule_block): CALL_INSNs don't affect fixed regs.
+ * flow.c (propagate_block): CALL_INSNs don't kill fixed regs.
+
+Sat Mar 30 03:32:48 1996 Torbjorn Granlund <tege@noisy.tmg.se>
+
+ * expmed.c (expand_divmod, case TRUNC_DIV_EXPR): Move some code
+ to avoid shifting by a too large count.
+
+Fri Mar 29 15:45:51 1996 Doug Evans <dje@cygnus.com>
+
+ * configure (i[3456]86-*-sunos5*): Delete, config.sub converts
+ sunos5 to solaris2.
+ (sparc-*-sunos5*): Likewise.
+ (sparc64-*-{solaris2*,sunos5*}): Delete. Stick with sparc-*-solaris2*.
+
+ * sparc.h (FUNCTION_PROFILER): Save/restore %g2 around mcount call.
+
+Fri Mar 29 14:20:31 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.c (notice_update_cc): Clear cc_status if ref modified MEM.
+
+Fri Mar 29 09:37:52 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * calls.c (expand_call): Remove current_call_is_indirect nonsense.
+ Add additional argument to INIT_CUMULATIVE_ARGS.
+ (emit_library_call): Likewise.
+ (emit_library_call_value): Likewise.
+ * expr.c (expand_builtin): Likewise.
+ * function.c (assign_parms): Likewise.
+ * pa.h (hppa_args): New field "indirect".
+ (INIT_CUMULATIVE_ARGS): Initialize "indirect" field.
+ (FUNCTION_ARG): Check "indirect" field, rather than
+ "current_call_is_indirect".
+ * a29k.h (INIT_CUMULATIVE_ARGS):New arg, INDIRECT.
+ * alpha.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * arm.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * clipper.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * convex.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * dsp16xx.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * elxsi.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * fx80.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * gmicro.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * h8300.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * i370/mvs.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * i386.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * i860.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * i960.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * m68k.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * m68k/mot3300.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * m88k.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * mips.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * ns32k.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * pdp11.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * pyr.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * romp.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * rs6000.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * sh.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * sparc.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * spur.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * tahoe.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * vax.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * we32k.h (INIT_CUMULATIVE_ARGS): Likewise.
+ * mips.c (mips_expand_prologue): Add extra arg to
+ INIT_CUMULATIVE_ARGS call.
+
+Thu Mar 28 18:45:49 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha.c (summarize_insn): Fix three "off-by-one" bugs in loop bounds.
+
+Thu Mar 28 16:50:10 1996 Doug Evans <dje@cygnus.com>
+
+ * ginclude/inl-sparc.h: Deleted.
+
+Thu Mar 28 12:07:31 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * va-h8300.h (va_arg): Don't assume sizeof (int) == 4.
+
+ * pa.c (hppa_legitimize_address): Don't lose for
+ (plus (plus (mult (A) (shadd_const)) (B)) (C)) if
+ B + C isn't a valid address for indexing.
+ (basereg_operand): Only accept base registers after
+ cse has completed. Don't accept the frame pointer if
+ it's likely to be eliminated.
+ * pa.md (unscaled indexing patterns): Add variants with
+ basereg and index register reversed.
+ (HImode and QImode loads): Add zero extended variants.
+
+Wed Mar 27 07:45:27 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expmed.c (negate_rtx): Fix typo in previous change.
+
+Tue Mar 26 13:50:43 1996 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
+
+ * calls.c (expand_call): In convert_to_mode call, use word_mode
+ not SImode.
+
+Tue Mar 26 13:44:34 1996 Doug Evans <dje@canuck.cygnus.com>
+
+ * configure: Delete unnecessary special handling of --with-cpu.
+
+Tue Mar 26 10:41:57 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * expr.c (emit_push_insn): When doing a partial push, emit
+ a CLOBBER so that flow doesn't think the entire register
+ is live.
+
+Tue Mar 26 10:00:52 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha.c (summarize_insn, default case): Properly use format_ptr.
+
+Tue Mar 26 09:51:09 1996 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.h (output_move_simode_const): New extern declaration.
+ * m68k.c (output_move_simode_const): New function.
+ (singlemove_string): Call it.
+ * m68k.md (fullword move): Likewise.
+
+Tue Mar 26 05:43:06 1996 Torbjorn Granlund <tege@noisy.tmg.se>
+
+ * vax.md (insv matcher): Call CC_STATUS_INIT.
+ * vax.h (NOTICE_UPDATE_CC): Handle ZERO_EXTRACT destination.
+
+Mon Mar 25 19:18:08 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * function.c (expand_function_start): Don't set up context_display
+ unless current_function_needs_context.
+
+Mon Mar 25 18:48:18 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * fold-const.c (fold, case BIT_IOR_EXPR): Recognize rotates
+ with variable count.
+
+Mon Mar 25 18:05:28 1996 Jim Wilson <wilson@cygnus.com>
+
+ * Makefile.in (libgcc1-test): Undo Feb 12 change.
+
+Mon Mar 25 08:09:59 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * objc/thread-single.c (objc_mutex_unlock): Properly declare thread_id.
+
+Mon Mar 25 08:02:50 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * configure (m68k-motorola-sysv*): Fixed indentation.
+
+Sun Mar 24 08:16:42 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expmed.c (negate_rtx): Don't try to negate a constant ourself;
+ instead call simplify_unary_operation.
+
+Sun Mar 24 07:29:06 1996 Richard Henderson <rth@tamu.edu>
+
+ * gcc.c (process_command): Instead of hardcoding non-empty
+ switches_need_spaces to turn on "o" and "L", make the string
+ contain the switches that need the spaces.
+ * m68k/ccur-GAS.h (SWITCHES_NEED_SPACES): Change definition
+ correspondingly.
+
+Sat Mar 23 18:34:44 1996 Harry Dolan <dolan@ssd.intel.com>
+
+ * i860/paragon.h (LIB_SPEC): Always output -lmach.
+
+Sat Mar 23 18:25:39 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * c-typeck.c (set_init_index): Check for use outside an array
+ initializer.
+
+ * defaults.h (ASM_OUTPUT_ADDR_DIFF_ELT): Delete.
+ * pdp11.h (ASM_OUTPUT_ADDR_DIFF_ELT): Don't define.
+
+Sat Mar 23 15:55:35 1996 Doug Evans <dje@canuck.cygnus.com>
+
+ * combine.c (make_extraction): In BITS_BIG_ENDIAN correction of POS,
+ need to treat MEM and REG differently.
+
+ * sparc.h (SPARC_SIMM{10,11,13}_P): Define.
+ (SMALL_INT): Use SPARC_SIMM13_P.
+ (CONST_OK_FOR_LETTER_P): Support new letters L,M.
+ * sparc.c (arith11_operand): Use SPARC_SIMM11_P.
+ (arith10_operand): Use SPARC_SIMM10_P.
+ * sparc.md (*mov{qi,hi,si,di}_cc_sp64): Fix constraints.
+ (*mov{qi,hi,si,di}_cc_reg_sp64): Likewise.
+
+Sat Mar 23 07:47:19 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k/linux.h (TRAMPOLINE_TEMPLATE): Correct first instruction.
+ * m68k/m68kv4.h (TRAMPOLINE_TEMPLATE): Likewise.
+
+Sat Mar 23 07:06:55 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * bc-emit.c (bc_emit_instruction): Add missing va_end call.
+
+ * c-typeck.c (build_array_ref): Give error if subscripting a function.
+
+Fri Mar 22 09:11:45 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * local-alloc.c (optimize_reg_copy_1): Only update reg_live_length
+ if it is non-negative.
+
+Thu Mar 21 14:42:26 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc/splet.h (STARTFILE_SPEC,LINK_SPEC): Define.
+
+Wed Mar 20 17:23:18 1996 Jim Wilson <wilson@cygnus.com>
+
+ * cse.c (note_mem_written): Delete obsolete code for handling
+ (mem (scratch)).
+
+ * mips.c (mips_expand_prologue): In initialization of fnargs, delete
+ special treatment of METHOD_TYPE.
+
+Wed Mar 20 17:07:45 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc/sol2.h (ASM_CPU_SPEC): Recognize -mcpu=v8plus, not v9.
+ Fix typo in ultrasparc entry.
+ * sparc.h (CPP_CPU_SPEC): Add v8plus entry.
+ (ASM_CPU_SPEC): Likewise.
+
+ * sparc.c (fcc_reg_operand): Ensure correct mode.
+ (icc_or_fcc_reg_operand): Likewise.
+ (gen_v9_scc): IF_THEN_ELSE must have a mode.
+ (print_operand): New operand code `x' for all condition codes.
+ New operand codes `c,d' for reversed conditional moves.
+ * sparc.md (movqicc,movhicc): New named patterns.
+ (movdicc): if_then_else must have a mode.
+ (movsicc,movsfcc,movdfcc,movtfcc): Likewise.
+ Change condition to TARGET_V9, not TARGET_ARCH64.
+ Fail if DImode compare and ! TARGET_ARCH64.
+ (conditional move matchers): Rewrite.
+
+Wed Mar 20 16:12:29 1996 Stan Cox <coxs@wombat.gnu.ai.mit.edu>
+
+ * i386.h (HARD_REGNO_MODE_OK): Relax QImode constraint to
+ avoid a reload problem.
+
+Wed Mar 20 13:12:22 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.c (hppa_legitimize_address): Don't lose for x[n-const]
+ when n-const will not be shifted. Don't pessimize code for
+ x[n-const] when const is small.
+
+Wed Mar 20 11:42:32 1996 Markus Theissinger <Markus.Theissinger@gmd.de>
+
+ * m68k/sun3.h (LIB_SPEC): Don't link /usr/lib/bb_link.o with `gcc -a'.
+ (__bb_init_func): Deleted.
+ (BLOCK_PROFILER_CODE): Don't set macro to nothing.
+
+ * m68k/xm-sun3.h: New file.
+ * configure (m68k-sun-sunos*): Use it.
+
+ * xm-linux.h (HAVE_POPEN): New define.
+
+Wed Mar 20 11:28:37 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k/linux.h (ASM_SPEC): Deleted.
+ (STRUCT_VALUE_REGNUM): Redefine as register a0.
+ (STATIC_CHAIN_REGNUM): Redefine as register a1.
+ (TRAMPOLINE_TEMPLATE): Redefine to use the right register.
+
+Wed Mar 20 08:04:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * libgcc2.c (__dummy): New function.
+ * Makefile.in (LIB2FUNCS): Add __dummy.
+ * expr.c (expand_builtin, case BUILT_IN_SETJMP): Call "setjmp"
+ pattern, if any.
+ Call dummy function pointed to by static chain pointer.
+ (expand_builtin, case BUILT_IN_LONJMP): Ignore second expression.
+ Set address of __dummy into static chain pointer.
+ Copy the label to return to into a pseudo earlier.
+
+ * stupid.c (last_setjmp_suid, regs_crosses_setjmp): New variables.
+ (stupid_life_analysis, stupid_mark_refs): Use them to track which
+ regs are live over a setjmp; don't allocate such regs.
+
+Tue Mar 19 22:02:07 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * cplus-dem.c (demangle_template): Fix for non-mangled pointer
+ arguments.
+
+Tue Mar 19 13:54:06 1996 Jeffrey A. Law <law@wombat.gnu.ai.mit.edu>
+
+ * pa.c (compute_frame_size): Update comments to reflect reality.
+ (hppa_expand_prologue): Don't save registers which aren't
+ used, even if it creates holes. Partially undoes changes from
+ early March.
+ (hppa_expand_epilogue): Likewise.
+
+Tue Mar 19 08:25:17 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * stmt.c (struct case_node): New member balance.
+ (add_case_node): New function.
+ (pushcase, pushcase_range): Use it.
+ (case_tree2list): New function.
+ (expand_end_case): Use it.
+
+Tue Mar 19 07:44:22 1996 Stephen L Moshier (moshier@world.std.com)
+
+ * regstack.c (move_for_stack_reg): Avoid stack overflow while
+ storing XFmode from fp reg to memory.
+
+Tue Mar 19 07:38:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * m68k.h (MASK_*): New macros.
+ (OVERRIDE_OPTIONS): Use them.
+ (TARGET_SWITCHES): Likewise.
+ Treat -m68332 like -m68000.
+
+Mon Mar 18 20:04:13 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * expmed.c (emit_store_flag): If expanding (GE X 0) will need two
+ insns, don't use subtarget for the result of the first insn.
+ Move a likely constant to the start of a condition.
+
+Mon Mar 18 19:48:14 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * m68k.h (CONST_OK_FOR_LETTER_VALUE): New constraint 'M'.
+ * m68k.c (output_function_epilogue): Restore registers using sp+
+ instead of fp(n) in leaf functions.
+ (USE_MOVQ, use_movq): Function replaced by macro.
+ * m68k.md (pushexthisi_const, movsi_const0): New names.
+ (andsi3, iorsi3): Allow only 'M', not 'K' constants, if dest is 'd'.
+
+Mon Mar 18 19:33:20 1996 Fila Kolodny <fila@ibi.com>
+
+ * i370/t-mvs: New file.
+ * configure (i370-*-mvs*): Use it.
+ * i370/mvs.h (FUNCTION_PROLOGUE): LE/370 takes 120 bytes for DSA.
+ Have only one copy of timestamp and PPA2 per object module.
+ Only have unnamed CSECT to match IBM C.
+
+Mon Mar 18 19:26:21 1996 Paul Russell (Rusty.Russell@adelaide.maptek.com.au)
+
+ * combine.c (simplify_if_then_else): Allow for case that
+ condition might no longer be a condition.
+
+Mon Mar 18 19:14:42 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-typeck.c (build_conditional_expr): If OP1 is null, set
+ both OP1 and ORIG_OP1 to IFEXP.
+
+ * c-iterate.c (iterator_loop_epilogue): Don't clear DECL_RTL
+ for a static decl.
+
+Mon Mar 18 08:02:25 1996 Stephen L Moshier <moshier@world.std.com>
+
+ * alpha.c (summarize_insn, case SUBREG, CONST_*): New cases.
+
+Sun Mar 17 16:55:00 1996 Doug Evans <dje@cygnus.com>
+
+ * combine.c (find_split_point): Handle NULL return from
+ make_extraction.
+ (make_field_assignment): Likewise.
+
+Sat Mar 16 18:56:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.c (substitute_in_expr, case COMPONENT_REF): Ignore
+ if inner PLACEHOLDER_EXPR has not yet been initialized.
+
+ * i386.c (standard_80386_constant_p): -0.0 is not 0.0.
+ * i386.md (insv): Restore missing end of comment.
+
+ * combine.c (make_extraction): Correct typo in force_to_mode
+ call in previous change.
+ Return 0 if pos+len out of range of want desired mode.
+
+Sat Mar 16 16:20:43 1996 David Mosberger-Tang <davidm@azstarnet.com>
+
+ * alpha.md (trap): New attribute.
+ Modify patterns for all floating-point trap generating instructions.
+ * alpha.h (CPP_SPEC): Added -mieee and -mieee-with-inexact.
+ (alpha_trap_precision, alpha_fp_rounding_mode, alpha_fp_trap_mode):
+ New enum types.
+ (target_flags, alpha_tp, alpha_fprm, alpha_fptm): New external vars.
+ (alpha_fprm_string, alpha_fptm_string, alpha_tp_string): Likewise.
+ (TARGET_IEEE{,_WITH_INEXACT,_CONFORMANT}): New macros.
+ (MASK_IEEE{,_WITH_INEXACT,_CONFORMANT}): Likewise.
+ (MASK_FP, MASK_FPREGS,
+ (TARGET_SWITCHES): Added "ieee-conformant", "ieee", and
+ "ieee-with-inexact"; use MASK symbols.
+ (TARGET_OPTIONS): New macro.
+ (OVERRIDE_OPTIONS, FINAL_PRESCAN_{INSN,LABEL}): New macros.
+ (PRINT_OPERAND_PUNCT_VALID_P): Allow operand codes for FP insns.
+ (CC1_SPEC): New macro.
+ * alpha.c (alpha_tp, alpha_fprm, alpha_fptm): New variables.
+ (alpha_tp_string, alpha_fprm_string, alpha_fptm_string
+ (trap_pending): Likewise.
+ (override_options, summarize_insn, final_prescan_insn): New functions.
+ (print_operand): Handle cases '&', '\'', ')', and '+'.
+ (output_prolog): Emit ".eflag 48" if TARGET_IEEE_CONFORMANT.
+ (output_epilog): Call final_prescan_insn before emitting epilog.
+
+ * final.c (final_scan_insn, case CODE_LABEL): Invoke
+ FINAL_PRESCAN_INSN if FINAL_SCAN_LABEL is defined.
+
+ * alpha/{linux.h,x-linux,xm-linux.h}: New files.
+ * configure (alpha-*-linux*): New case.
+ * alpha.c (output_prolog): Set alpha_function_needs_gp if profiling
+ and TARGET_PROFILING_NEEDS_GP defined.
+
+Thu Mar 14 22:28:20 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Fix last change.
+ * aix41.h (LINK_SPEC): add -bnoentry if shared and no explicit entry.
+
+Thu Mar 14 12:47:33 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips.h (ASM_OUTPUT_DOUBLE_INT): Use 'X' if CONST_INT and
+ HOST_BITS_PER_WIDE_INT == 64.
+
+ * mips.c (mips_expand_prologue): Change TYPE_NEEDS_CONSTRUCTING to
+ TREE_ADDRESSABLE;
+
+Thu Mar 14 11:21:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): For 32-bit mode,
+ allow TImode variables with int offsets, so that structures
+ greater than 8 bytes and less than or equal to 16 bytes can be
+ instantiated correctly.
+
+ * rs6000.c (rs6000_valid_type_attribute_p): Add exception
+ attribute for Windows NT.
+
+ * win-nt.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete, merge into
+ ASM_DECLARE_FUNCTION_NAME.
+ (ASM_DECLARE_FUNCTION_NAME): Add support for exception attribute
+ setting fields 3 & 4 of the structured exception handling table.
+
+Thu Mar 14 01:53:19 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.h (ASM_DECLARE_FUNCTION_NAME): Change TYPE_NEEDS_CONSTRUCTING
+ to TREE_ADDRESSABLE. From Jim Wilson.
+
+Wed Mar 13 13:40:32 1996 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * c-tree.h (warn_sign_compare): Add extern to declaration.
+
+Wed Mar 13 13:37:00 1996 Doug Evans <dje@cygnus.com>
+
+ * configure: Use cross-make and build-make if building
+ cross compiler with cross compiler.
+
+Wed Mar 13 12:00:34 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * i386/cygwin32.h (ASM_OUTPUT_ALIGN): Correct defination.
+
+ * rs6000/{win-nt,cygwin32}.h (STARTFILE_SPEC): Add crti.o before
+ all objects.
+ (ENDFILE_SPEC): Add crtn.o after all objects.
+
+ * configure (powerpcle-*-cygwin32): Use t-winnt, not t-cygin32
+ * rs6000/t-cygwin32: Delete, no longer used.
+
+ * rs6000/t-winnt ({,INSTALL_}LIBGCC): Build and install crti.o and
+ crtn.o.
+
+ * rs6000/win-nt.h (EXTRA_SECTION_FUNCTIONS): Add ctors_section and
+ dtors_section.
+ (INVOKE__main): Define, so that __main is called.
+ (ASM_OUTPUT_{CONSTRUCTOR,DESTRUCTOR}): Define to put pointers to
+ the constructor/destructor in the appropriate section.
+
+ * nt-c{i,n}.asm: New files to be linked before/after all of the users'
+ objects.
+
+Wed Mar 13 00:42:17 1996 Per Bothner <bothner@cygnus.com>
+
+ * dbxout.c (dbxout_type): Better "variant" handling to ignore
+ const/volatile but not typedef names. Improves Feb 12 change.
+
+Tue Mar 12 17:25:14 1996 David Mosberger-Tang <davidm@azstarnet.com>
+
+ * glimits.h (__LONG_MAX__): On Alpha, use 64 bit value.
+
+Tue Mar 12 15:07:49 1996 Torbjorn Granlund <tege@tmg.se>
+
+ * m68k.c (valid_dbcc_comparison_p): Don't test cc_prev_status here.
+ (flags_in_68881): New function.
+ * m68k.md (dbra peepholes): Use flags_in_68881.
+
+Tue Mar 12 13:54:15 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * sparc.md (nonlocal_goto): Emit barrier after jump.
+ (setjmp{,_64,_32}): New patterns.
+
+Tue Mar 12 12:43:27 1996 Jim Wilson <wilson@cygnus.com>
+
+ * i960.h (ROUND_TYPE_SIZE): Return round_up result instead of
+ COMPUTED.
+
+ * expr.c (expand_expr, case COMPONENT_REF): For unaligned object in
+ an aligned union, delete check for EXPAND_SUM.
+
+ * expr.h (clear_storage): Add comment terminator.
+
+Mon Mar 11 19:07:50 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * recog.c (constrain_operands, case 'V'): Don't call
+ offsettable_memref_p before reload has completed.
+
+Mon Mar 11 16:06:13 1996 Doug Evans <dje@cygnus.com>
+
+ * h8300.h (SP_AND_G_REGS): Renamed from SP_AND_G_REG.
+ (CC_DONE_CBIT): Delete.
+ (CC_OVERFLOW_0,CC_OVERFLOW_UNUSABLE,CC_NO_CARRY): Define.
+ * h8300.c (cond_string): Delete CC_DONE_CBIT handling.
+ (notice_update_cc): Delete CC_CBIT, CC_WHOOPS. Add CC_SET_ZN_C0.
+ (restore_compare_p): New function.
+ (shift_one): Use shll instead of shal so overflow bit is usable.
+ Set cc_valid bits to cc_status.flags values.
+ (emit_a_shift): Set cc_status.flags.
+ * h8300.md (attr cc): Delete whoops,cbit. Add set_zn_c0.
+ (all patterns) Update cc attr setting.
+ (tstqi,tsthi,tstsi): Delete CC_DONE_CBIT handling.
+ (addhi3,subhi3): Change define_expand to define_insn.
+ (branch_true,branch_false): Check if compare needs to be restored.
+
+Mon Mar 11 13:55:23 1996 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h (CONST_DOUBLE_OK_FOR_LETTER_P): Add 'H' for movdi
+ patterns in 32 bit that generate 3 instructions.
+ (num_insns_constant): Add declaration.
+
+ * rs6000.c (num_insns_constant{,_wide}) Functions to determine the
+ number of insns it takes to generate an integer constant.
+ (easy_fp_constant): Allow DImode in easy constants. Use
+ num_insns_constant_wide.
+ (input_operand): Allow any CONST_{INT,DOUBLE}'s for {SI,DI}mode.
+
+ * rs6000.md (movdi): Generate a normal movdi using a CONST_DOUBLE
+ for 32 bit mode rather than using SUBREG's. For 64 bit mode,
+ break large integer constants into smaller pieces. Add various
+ define_splits to handle loading the various DImode constants.
+
+Mon Mar 11 06:54:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * combine.c (make_extraction): Use proper mode for INNER in all cases.
+ (simplify_comparison, case ZERO_EXTRACT): For bits big endian and
+ no extzv, use BITS_PER_WORD.
+ * fx80.md, gmicro.md, i386.md, m68k.md, tahoe.md, vax.md:
+ Use proper modes and predicates for {sign,zero}_extract.
+
+Sun Mar 10 06:23:52 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * emit-rtl.c (free_insn): New variable.
+ (init_emit, restore_emit_status): Clear it.
+ (gen_sequence): Store insn in free_insn when sequence length is 1.
+ (make_insn_raw): Use free_insn if available and still in the
+ rtl generation phase.
+
+Fri Mar 8 15:37:31 1996 Mike Stump <mrs@cygnus.com>
+
+ * expr.c (expand_expr, case TARGET_EXPR): Delay putting the cleanup
+ on the cleanup chain until after the subexpression has been expanded.
+
+Fri Mar 8 16:14:51 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * i386.c (ix86_binary_operator_ok): One memory operand is OK.
+ This is independent of commutativity.
+
+Fri Mar 8 14:07:43 1996 Jim Wilson <wilson@cygnus.com>
+
+ * expr.c (store_constructor_field): Call store_field if bitpos is
+ nonzero and target is not a MEM.
+
+ * jump.c (jump_optimize): When handle a USE insn before an
+ unconditional jump, disable the optimization if the USE is the
+ only insn in the loop.
+
+ * sh.c (reg_unused_after): Return 0 if see a JUMP_INSN.
+
+Fri Mar 8 12:08:36 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc/lynx.h (CPP_SPEC): Use %(cpp_cpu).
+
+ * sparc/sparc.md (move_pic_label_si,move_label_di): Rewrite length
+ attr calcs to be more conservative.
+
+Thu Mar 7 19:14:21 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc/t-splet: New file.
+ * sparc/splet.h: New file.
+ * configure (sparclet-*-aout*): Use them.
+
+ * sparc.h (MASK_LIVE_G0,TARGET_LIVE_G0): Define.
+ (FIRST_PSEUDO_REGISTER): Add 1 for %icc (now 101).
+ (FIXED_REGISTERS,CALL_USED_REGISTERS): Update.
+ (FIXED_REGISTERS): %g0 is fixed by default.
+ (SPARC_{FIRST,LAST}_V9_FCC_REG): Define.
+ (SPARC_{ICC,FCC}_REG): Define.
+ (CONDITIONAL_REGISTER_USAGE): Don't fix %fcc0 if v8.
+ (REG_CLASS_CONTENTS): Reg 0 is an int reg, reg 100 is %icc.
+ (REGNO_REG_CLASS): Rewrite to use global `sparc_regno_reg_class'.
+ (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER,LEAF_REGISTERS): Add %icc.
+ (REG_CLASS_FROM_LETTER): Handle 'c' for FPCC_REGS in non-v9 case.
+ (REGNO_OK_FOR_{BASE,INDEX}_P): Treat %g0 as a normal reg.
+ (REG_OK_FOR_{BASE,INDEX}_P,EXTRA_CONSTRAINT): Likewise.
+ (REGISTER_NAMES): Add %icc.
+ (ADDITIONAL_REGISTER_NAMES): Use SPARC_ICC_REG.
+ * sparc.c (leaf_reg_remap): Add %icc=100.
+ (reg_or_0_operand): Don't allow 0 if TARGET_LIVE_G0.
+ (fcc_reg_operand): Renamed from ccfp_reg_operand.
+ Use SPARC_FCC_REG. Don't treat reg 0 as an fcc reg. Don't match
+ modes if `mode' argument is VOIDmode.
+ (icc_or_fcc_reg_operand): New function.
+ (gen_compare_reg): Use SPARC_FCC_REG for v8 fp compares.
+ Use SPARC_ICC_REG for int compares.
+ (eligible_for_epilogue_delay): Don't allow anything if TARGET_LIVE_G0.
+ Delete unnecessary test for %g0.
+ (emit_move_sequence): Don't emit (set (mem) (const_int 0)) if
+ TARGET_LIVE_G0.
+ (output_scc_insn): Label moved to operand 3. Condition code reg
+ moved to operand 2.
+ (sparc_mode_class): Enum C_MODE renamed to CC_MODE.
+ (hard_32bit_mode_classes): Set reg 0 to S_MODES. Add entry for %icc.
+ (hard_64bit_mode_classes): Set reg 0 to D_MODES. Add entry for %icc.
+ (sparc_regno_reg_class): New global.
+ (sparc_init_modes): Initialize it.
+ (output_cbranch): Delete fp_cond_reg argument.
+ (print_operand, MEM op): Don't print "%g0+" if TARGET_LIVE_G0.
+ (sparc_flat_eligible_for_epilogue_delay): Don't allow anything if
+ TARGET_LIVE_G0.
+ * sparc.md (live_g0): New attribute.
+ (*): Integer condition code register is now reg 100.
+ Use SPARC_ICC_REG instead of hardcoding reg 100 where possible.
+ Non-v9 floating point condition code register is now reg 96.
+ (*cmp{sf,df,tf}_{fpe,fp}_sp{32,64}): Combine v9/non-v9 cases.
+ (*{normal,inverted}_{,fp,fpe}_branch): Update call to output_cbranch.
+ (*mov{qi,hi,si}_insn): Don't use if TARGET_LIVE_G0.
+ (*mov{qi,hi,si}_insn_liveg0): New patterns.
+ (*mov{si,di,sf,df,tf}_ccfp{,e}_sp64): ccfp_reg_operand renamed to
+ fcc_reg_operand.
+ (*negdi2_sp32,negsi2,one_cmplsi2,ffssi2): Ensure %%g0 is 0 if
+ TARGET_LIVE_G0.
+ (*one_cmpldi2_sp32): Move operand 1 to rs1 and use 0 as rs2.
+ (patterns that use %g0 in rs2): Use 0 immediate value instead.
+ (patterns that read %g0): Don't use if TARGET_LIVE_G0.
+
+Thu Mar 7 15:39:16 1996 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * sh.h (PASS_IN_REG_P): Change < to <=.
+ * va-sh.h (va_start): Change __SH3E___ to __SH3E__.
+ (va_arg): Add little-endian SH3E support. Fix big-endian version
+ to work for arguments smaller than the word size.
+
+Thu Mar 7 10:37:37 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * lib2funcs.asm: Remove entry/exit routines. Move them into...
+ * ee.asm: New file. Entry/exit code.
+ * ee_fp.asm: New file. Entry/exit code with frame pointer.
+ * t-pa: Corresponding changes.
+ * t-pro: Corresponding changes.
+
+ * pa.c: Fix misc small typos/thinkos in recent changes.
+
+Wed Mar 6 17:36:03 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * cplus-dem.c (demangle_template): Fix for address-of-extern arguments.
+
+Wed Mar 6 15:12:55 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * t-pro (dp-bit rule): Fix typo.
+
+ * lib2funcs.asm (__outline_prologue): Remove frame pointer
+ support.
+ (__outline_prologue_fp): Out of line prologue with frame pointer.
+ (__outline_epilogue, outline_epilogue_fp): Similarly.
+ * pa.c (compute_frame_size): Allocate enough space to avoid holes
+ in the callee register saves. Remove some special handling of %r3.
+ (hppa_expand_prologue): Don't do an out of line prologue/epilogue
+ if it would take more insns than an inline prologue/epilogue.
+ Don't leave holes in the callee register save set.
+ (hppa_expand_prologue): Corresponding changes. Pass stack size
+ to out of line epilogue code.
+ * pa.h (FRAME_POINTER_REQUIRED): Revert last change.
+ * pa.md (outline_prologue_call): Handle outline prologues which
+ don't need frame pointers.
+ (outline_epilogue_call): Similarly.
+ * t-pro: Reenable multilib code. Build a set of libraries that
+ optimize for space.
+
+Wed Mar 6 14:28:14 1996 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * Makefile.in (USER_H): Add ginclude/va-sh.h.
+ * ginclude/stdarg.h, ginclude/varargs.h: Use va-sh.h.
+ * ginclude/va-sh.h: New file.
+
+ * sh.h (PASS_IN_REG_P): Fix typo in last change.
+
+Wed Mar 6 11:42:06 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (enum processor_type): Remove PROCESSOR_PPC602.
+ (RTX_COSTS): Remove PROCESSOR_PPC602. PPC603 MULT cost depends
+ on constant and domain.
+ * rs6000.c (processor_target_table): 602 uses PROCESSOR_PPC603.
+ (get_issue_rate): Remove CPU_PPC602.
+ * rs6000.md (function units): Remove PPC602. Add store and
+ fpstore type attribute values. Update patterns.
+
+Tue Mar 5 18:43:43 1996 Richard Henderson <rth@tamu.edu>
+
+ * m68k/coff.h (ASM_OUTPUT_SECTION_NAME): New define.
+
+ * m68k/{aux-crt1.c,aux-crt[2n].asm}: New files.
+ * m68k/{aux-exit.c,aux-low.gld,aux-mcount.c}: More new files.
+ * m68k/{aux.h,auxgnu.h,auxstd.h}: Even more new files.
+ * m68k/{t-aux,xm-aux.h}: The rest of the new files.
+ * m68k/sgs.h (ASM_OUTPUT_CASE_END): Add missing semicolon.
+ (switch_table_difference_label_flag): Make extern.
+ * fixincludes (sys/param.h): Fix c89 __asm statements.
+ * configure (m68k-apple-aux*): New target.
+
+Tue Mar 5 17:38:19 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.md (*mov{qi,hi,si}_insn): Simplify length attribute.
+ (*movsi_insn): Use fpload/fpstore attributes for fp loads/stores.
+ %r1 -> %1 for fpstore alternative.
+ (*movsf_insn,*movsf_no_f_insn): %r1 -> %1.
+
+Tue Mar 5 17:19:17 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * expr.c (expand_expr, case *_DECL): If we make a non-local
+ reference from a function with DECL_NO_STATIC_CHAIN set, abort.
+ (expand_expr, case ADDR_EXPR): We don't need a trampoline for a
+ function with DECL_NO_STATIC_CHAIN set.
+ * function.c (lookup_static_chain): If we're checking on a function
+ that doesn't need a static chain, return 0.
+ (init_function_start): We don't need context if DECL_NO_STATIC_CHAIN
+ is set.
+ * tree.c (staticp): Check DECL_NO_STATIC_CHAIN on nested functions.
+
+Tue Mar 5 15:04:29 1996 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * sh.md (push_e, pop_e): Add TARGET_SH3E to condition.
+ * sh.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
+ * sh.c (find_barrier): Set si_limit to 1018 instead of 1020, and
+ hi_limit to 510 instead of 512.
+
+Tue Mar 5 13:39:44 1996 Doug Evans <dje@cygnus.com>
+
+ * loop.c (init_loop): Use pseudo reg in add_cost computation
+ so cost doesn't vary depending on whether reg 0 happens to be
+ fixed or not.
+
+Tue Mar 5 09:32:24 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * reg-stack.c (record_label_references): Check for undefined label.
+
+Tue Mar 5 09:22:20 1996 Scott Christley (scottc@net-community.com)
+
+ * objc/objc-api.h, objc/runtime.h: Include objc/thread.h.
+ * objc/class.c (__objc_init_class_tables): Surround sarray access
+ with mutex lock/unlock.
+ (__objc_add_class_to_hash, objc_lookup_class): Likewise.
+ (objc_get_class, objc_get_next_class): Likewise.
+ (__objc_resolve_class_links, class_pose_as): Likewise.
+ * objc/init.c (__objc_runtime_mutux, __objc_runtime_thread_alive):
+ New variables.
+ (objc_init_statics, __objc_init_protocols): Surround sarray access
+ with mutex lock/unlock
+ (__objc_exec_class): Likewise.
+ Initialization for thread-safe global variables.
+ Declarations for thread-safe functions and global variables
+ * objc/sendmsg.c (get_imp, __objc_responds_to):
+ Surround sarray access with mutex lock/unlock.
+ (__objc_init_install_dtable): Likewise.
+ (__objc_update_dispatch_table_for_class): Likewise.
+ (__objc_print_dtable_stats): Likewise.
+ * objc/selector.c (sel_get_typed_uid, sel_get_any_typed_uid): Likewise.
+ (sel_get_any_uid, sel_get_name, sel_register_name): Likewise.
+ (sel_register_typed_name): Likewise.
+ * objc/sarray.h (union sversion): New.
+ (struct sarray): Maintain multiple versions.
+ (sarray_remove_garbage): Add prototype.
+ * objc/sarray.c (sarray_{remove,free}_garbage): New functions.
+ (sarray_at_put, sarray_new, sarray_lazy_copy):
+ Modify/copy sarray structure/data in a thread-safe manner
+ (sarray_{realloc,free}): Reallocate/free sarray structure/data in a
+ thread-safe manner.
+
+ * objc/THREADS, objc/thread.c, objc/thread.h: New files.
+ * objc/thread-{decosf1,irix,solaris,win32,single}.c: New files.
+ * objc/objc-list.h: Renamed from objc/list.h.
+ * objc/Makefile: Changes to compile new files and name renaming.
+ * objc/makefile.dos: Likewise.
+
+Tue Mar 5 07:51:31 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * bc-emit.c, bc-optab.c (free): Delete declaration of library function.
+
+ * c-decl.c (duplicate_decl): If making decl non-external, copy
+ context from old to new.
+
+Tue Mar 5 02:27:35 1996 Jeffrey A. Law <law@cygnus.com
+
+ * lib2funcs.asm (__outline_prologue): New "function".
+ (__outline_epilogue): New "function".
+ * pa.h (TARGET_SPACE): Define.
+ (target_flags): Add -mspace and -mno-space. Enable/disable
+ space saving optimizations.
+ (FRAME_POINTER_REQUIRED): Frame pointers are always required
+ when generating out of line prologues and epilogues.
+ * pa.c (compute_frame_size): Handle out of line prologues/epilogues.
+ (hppa_expand_prologue): If optimizing for space, emit an out of
+ line prologue.
+ (hppa_expand_epilogue): Similarly.
+ (override_options): Optimizing for space is not compatable with
+ either profiling or PIC code generation.
+ * pa.md (outline_prologue_call): New pattern.
+ (outline_epilogue_call): Likewise.
+
+Tue Mar 5 02:17:32 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.md (*cmp{si,di}_insn): %r0 -> %0.
+ (DFmode move define_split): Ensure registers not extended v9 fp regs.
+ (*mov{sf,df,tf}_cc_reg_sp64): %r3 -> %3.
+
+Mon Mar 4 18:46:37 1996 Manfred Hollstein <manfred@lts.sel.alcatel.de>
+
+ * Makefile.in (CRT0STUFF_T_CFLAGS): New macro.
+ (stamp-crt0, crt0.o, mcrt0.o): New goals.
+ (STAGESTUFF): stamp-crt0 added.
+
+ * collect2.c (main): Check new define DEFAULT_A_OUT_NAME.
+
+ * m68k.c (print_operand): Emit .l as scale factor #ifdef MOTOROLA.
+ * m68k/mot3300-crt0.S, m68k/mot3300Mcrt0.S: New files.
+ * m68k/mot3300g.h: Deleted.
+ * m68k/mot3300.h (FUNCTION_PROFILER): Emit label references
+ corresponding to those generated by ASM_OUTPUT_INTERNAL_LABEL.
+ (MOTOROLA, MOTOROLA_BSR, ...): Define #ifndef USE_GAS.
+ (ASM_SPEC): Define properly #ifdef USE_GAS.
+ (LIB_SPEC): -L/usr/lib/libp deleted.
+ (STARTFILE_SPEC): -L/usr/lib/libp added.
+ (DEFAULT_A_OUT_NAME): Define.
+ (LINK_SPEC): Pass -v if GNU ld is used.
+ (LOCAL_LABEL_PREFIX): Local labels start with .L using GAS, else L%.
+ (USER_LABEL_PREFIX): Undefine.
+ (FUNCTION_PROFILER): Call asm_fprintf instead of normal fprintf.
+ (ASM_APP_ON, ASM_FILE_START): GAS supports it.
+ (CTORS_.../DTORS_...): Define if GNU ld is used.
+ (ASM_FILE_START): Define properly for Motorola and GNU as syntax.
+ (TARGET_VERSION): Re-define only #ifndef USE_GAS.
+ (CALL_USED_REGISTERS): Deleted.
+ (GLOBAL_ASM_OP): Re-define only #ifndef USE_GAS.
+ (ASM_{LONG,SHORT,CHAR,BYTE,BYTE_OP}): New macros.
+ (ASM_OUTPUT_{DOUBLE,LONG_DOUBLE,FLOAT,INT,SHORT}): Use them.
+ (ASM_OUTPUT_{CHAR,BYTE,ASCII,FLOAT_OPERAND,DOUBLE_OPERAND}): Likewise.
+ (ALIGN_ASM_OP, SKIP_ASM_OP): New macros.
+ (ASM_OUTPUT_{ALIGN,SKIP}): Use them.
+ (ASM_OUTPUT_SOURCE_FILENAME): Define only if not using GNU as.
+ (ASM_{GENERATE,OUTPUT}_INTERAL_LABEL): Provide proper definitions for
+ Motorola and GNU as syntax.
+ (ASM_OUTPUT_ADDR_{VEC,DIFF}_ELT): Changed for portability between
+ Motorola and GNU as syntax.
+ (ASM_OUTPUT_{CASE_LABEL,OPCODE}): Define only if not using GNU as.
+ (ASM_OUTPUT_CASE_FETCH, ASM_RETURN_CASE_JUMP): New macros.
+ (ASM_OUTPUT_{COMMON,LOCAL}): Proper defns for Motorola and gas syntax.
+ (SDB_...): Define only for Motorola as.
+ (ALT_LIBM): New define to tell g++.c about an alternative name for
+ `-lm'.
+ (MATH_LIBRARY, NEED_ATEXIT, HAVE_ATEXIT, EXIT_BODY): New macros.
+ * m68k/t-mot3300, m68k/t-mot3300-{gald,gas,gld}: New files.
+ * m68k/x-mot3300-gas: New file.
+ * m68k/xm-mot3300.h (USG): Set to 1.
+ * configure (m68k-motorola-sysv*): Keep track of new different
+ combinations (--with-gnu-...), and provide proper definitions for
+ tm_file, xmake_file, tmake_file, use_collect2, and extra_parts.
+
+ * gbl-ctors.h (HAVE_ATEXIT): Define if NEED_ATEXIT is defined.
+ (atexit): Use `int atexit' prototype also if NEED_ATEXIT is defined.
+ (on_exit): According to man on_exit on the Sun it returns int not void.
+ * libgcc2.c (L_bb/atexit, onexit): Declarations replaced by
+ #include'ing "gbl-ctors.h".
+ (L_exit/atexit): New function.
+ (L_exit/exit): Call any registered functions.
+
+Mon Mar 4 18:03:38 1996 Bryan Ford (baford@cs.utah.edu)
+
+ * configure (i[3456]86-moss-msdos*): New target.
+ * i386/moss.h: New file.
+
+Mon Mar 4 17:38:50 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sh.h (PASS_IN_REG_P): Don't reject BLKmode for SH3e.
+ For SH3e, do reject parameter that won't fit entirely in registers.
+
+ * sh.md (mulhisi3-2, mulhisi3-1, mulsidi3_i, umulsidi3_i,
+ smulsi3_highpart, umulsi3_highpart): Renames operands 1/2 to 0/1.
+ (mulsidi3, umulsidi3): Add support for TARGET_LITTLE_ENDIAN.
+
+ * sh.c (machine_dependent_reorg): In TARGET_RELAX code, when scan
+ forward from LINK, fail if pass a CODE_LABEL before finding INSN.
+ Fail if SCAN not INSN is a JUMP_INSN.
+
+Mon Mar 4 11:27:10 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.h (CALL_LONG): Change CALL_xx values from an enumeration
+ to bitmasks. Add CALL_LONG to support longcall attributes.
+ (rs6000_args): Call_cookie field is now an int.
+ (rs6000_longcall_ref): Add declaration.
+
+ * rs6000.c (init_cumulative_args): Add support for longcall
+ attributes to always call through a pointer.
+ (function_arg): Ditto.
+ (rs6000_valid_type_attribute_p): Ditto.
+ (rs6000_longcall_ref): New function for long calls.
+
+ * rs6000.md (call insns): Add support for longcall attributes.
+
+Mon Mar 4 08:42:14 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * real.c (significand_size): Don't test the modes, but their sizes.
+
+ * dwarfout.c (xstrdup): Moved from here.
+ * toplev.c (xstrdup): New function.
+ * tree.h (xstrdup): Declare.
+ * bc-emit.c (bc_xstrdup): Delete.
+ * expr.c (bc_strdup): Delete.
+ (bc_load_externaddr_id): Use xstrdup instead of bc_xstrdup.
+ * function.c (bc_expand_function_start): Likewise.
+ * 1750a.c (strdup): Delete.
+ (float_label): Use xstrdup instead of strdup.
+ * 1750a.h (xstrdup): Declare instead of instead of strdup.
+ (ASM_OUTPUT_LABEL): Use xstrdup instead of strdup.
+ (FIX_FRAME_POINTER_ADDRESS): Don't use DEPTH in string.
+
+Mon Mar 4 08:23:23 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * xm-we32k.h (NO_WAIT_H): Deleted.
+
+ * collect2.c: Never include wait.h.
+
+Sat Mar 2 22:43:07 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
+
+ * configure (code for making links): Work around sh bug on FreeBSD.
+
+Sat Mar 2 13:40:29 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.h (BIGGEST_FIELD_ALIGNMENT): Replace uses of
+ TARGET_ALIGN_STRUCT_300 with TARGET_ALIGN_300.
+ (BIGGEST_ALIGNMENT): Likewise.
+
+Sat Mar 2 08:04:50 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * calls.c (expand_call): If passing by invisible ref, not const.
+
+ * sparc.c (SKIP_CALLERS_UNIMP_P): Make agree with test used in call.
+
+ * expr.c (do_jump, case COMPOUND_EXPR): Call preserve_temp_slots.
+
+ * fold-const.c (fold, case *_DIV_EXPR): Ignore SAVE_EXPR if has RTL.
+
+Fri Mar 1 17:59:17 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * optabs.c (emit_cmp_insn): Immediately copy the return
+ value from the library call into a pseudo register.
+ (emit_float_lib_cmp): Likewise.
+
+Fri Mar 1 14:37:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (BSS_SECTION_ASM_OP): Define.
+ (*_SECTION_ASM_OP): Change tab after .section into a space.
+ (ASM_OUTPUT_INT): Ditto.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Rewrite to use bss_section.
+ (ASM_OUTPUT_ALIGNED_BSS): Define to use ASM_GLOBALIZE_LABEL and
+ ASM_OUTPUT_ALIGNED_LOCAL.
+
+ * rs6000/win-nt.h (BSS_SECTION_ASM_OP): Define.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Define.
+ (ASM_OUTPUT_LOCAL): Don't define any more.
+ (ASM_OUTPUT_ALIGNED_BSS): Define to use ASM_GLOBALIZE_LABEL and
+ ASM_OUTPUT_ALIGNED_LOCAL.
+
+Thu Feb 29 17:33:12 1996 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * c-typeck.c (push_init_level): When output padding to align structure
+ field, set constructor_unfilled_fields.
+
+ * dbxout.c (dbxout_type, case METHOD_TYPE): Add CHARS (1) call
+ after emitting second '#' character.
+
+Thu Feb 29 13:59:27 1996 Doug Evans <dje@charmed.cygnus.com>
+
+ * h8300.h (ASM_OUTPUT_BSS): Define.
+ * m68k/coff.h (BSS_SECTION_ASM_OP): Define.
+ (ASM_OUTPUT_ALIGNED_BSS): Define.
+ * m68k/m68k-aout.h (BSS_SECTION_ASM_OP): Define.
+ (ASM_OUTPUT_BSS): Define.
+
+Thu Feb 29 13:39:39 1996 Per Bothner <bothner@cygnus.com>
+
+ * varasm.c (compare_constant_1): For a SET_TYPE CONSTRUCTOR,
+ first extract and compare the set length.
+
+ * varasm.c (record_constant_1): For SET_TYPE CONSTRUCTOR,
+ permanent_obstack.next_free is *end* of available space.
+
+Thu Feb 29 13:14:14 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.h (TARGET_SWITCHES): Add new flags "-mlong-load-store" and
+ "-mno-long-load-store".
+ (TARGET_LONG_LOAD_STORE): Define.
+ * pa.md (symbolic high part): Handle TARGET_LONG_LOAD_STORE.
+
+Thu Feb 29 11:39:30 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.md (cmpxf*): XF compare cannot have mem operands.
+ (casesi expand): Put (minus:SI..) into subsi3 format.
+ * i386.c (i386_return_pops_args): Cleanup extra argument
+ used as address of a returned structure.
+
+Wed Feb 28 22:24:28 1996 Doug Evans <dje@cygnus.com>
+
+ * varasm.c (enum in_section): Define in_bss if BSS_SECTION_ASM_OP
+ is defined.
+ (bss_section,asm_output_bss,asm_output_aligned_bss): New functions.
+ (assemble_variable): Delete redundant test for too large an object.
+ Rewrite test for uninitialized variables. Use new macros
+ ASM_OUTPUT{,_ALIGNED}_BSS if defined to output global uninitialized
+ but not common variables.
+ * bytecode.h (BC_OUTPUT_BSS): Define.
+ * lynx.h (EXTRA_SECTIONS): Delete in_bss.
+ (EXTRA_SECTION_FUNCTIONS): Delete BSS_SECTION_FUNCTION.
+ * svr3.h (EXTRA_SECTIONS): Likewise.
+ (BSS_SECTION_FUNCTION): Delete.
+ * convex.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Delete.
+ * dsp16xx.h (EXTRA_SECTIONS): Delete in_bss.
+ (EXTRA_SECTION_FUNCTIONS): Delete bss_section.
+ * gmicro.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Delete.
+ * i386/aix386ng.h (EXTRA_SECTION_FUNCTIONS): Delete
+ BSS_SECTION_FUNCTION.
+ * i386/att.h (BSS_SECTION_FUNCTION): Delete.
+ * i386/sco5.h (EXTRA_SECTIONS): Delete in_bss.
+ (EXTRA_SECTION_FUNCTIONS): Delete BSS_SECTION_FUNCTION.
+ (BSS_SECTION_FUNCTION): Delete.
+ * i386/seq-sysv3.h (BSS_SECTION_FUNCTION): Delete.
+ * i386/svr3gas.h (EXTRA_SECTIONS): Delete in_bss.
+ (EXTRA_SECTION_FUNCTIONS): Delete BSS_SECTION_FUNCTION.
+ (BSS_SECTION_FUNCTION): Delete.
+ * i860/paragon.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Undef.
+ * m68k/crds.h (EXTRA_SECTIONS,EXTRA_SECTIONS_FUNCTIONS): Delete.
+ (BSS_SECTION_ASM_OP): Define.
+ * m68k/m68k.h (BC_OUTPUT_BSS): Define.
+ * mips/iris6.h (EXTRA_SECTIONS): Delete in_bss.
+ * pa.h (EXTRA_SECTIONS): Delete in_bss.
+ (EXTRA_SECTION_FUNCTIONS): Delete bss_section.
+ * sparc/litecoff.h (EXTRA_SECTIONS): Delete in_bss.
+
+Wed Feb 28 14:12:25 1996 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * sh.h (FUNCTION_VALUE_REGNO_P, FUNCTION_ARG_REGNO_P): Include FP
+ registers only when TARGET_SH3E.
+ (PASS_IN_REG_P): Exclude BLKmode only when ! TARGET_SH3E.
+
+Wed Feb 28 12:03:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (rs6000_trampoline_{template,size}): Change Windows NT
+ trampoline template so it doesn't require making stack executable.
+ Add support for 64 bit systems.
+ (rs6000_initialize_trampoline): Ditto.
+
+Tue Feb 27 16:42:00 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.c (print_operand): New code 'H'.
+ * rs6000.md (insv, extzv): Add DImode patterns. Use 'h'
+ consistently for masking SImode shifts.
+ (rotldi3, ashldi3, lshrdi3, ashrdi3): Use 'H'.
+ (movsf split): Generate CONST_INT instead of SUBREG.
+
+Tue Feb 27 15:02:17 1996 Doug Evans <dje@cygnus.com>
+
+ * sh.h (HANDLE_PRAGMA): Delete `return'.
+
+Tue Feb 27 08:18:12 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm.c (aof_text_section): Remove pseudo read-only hack. Doesn't
+ take a parameter any more.
+ * arm/aof.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove
+ readonly data sections.
+ (READONLYDATA_SECTION, READONLY_DATA_SECTION): Delete.
+
+ * arm.h (enum arm_cond_code): New enum.
+ (ARM_INVERSE_CONDITION_CODE): Moved here from arm.c.
+ (SELECT_CC_MODE): Call arm_select_cc_mode to do the work.
+ (PREDICATE_CODES): Add dominant_cc_register; delete
+ reversible_cc_register.
+ * arm.c (arm_current_cc): Now an enum.
+ (ARM_INVERSE_CONDITION_CODE): Moved to arm.h
+ (revsersible_cc_register): Delete.
+ (dominant_cc_register): New function.
+ (select_dominance_cc_mode): New function.
+ (arm_select_cc_mode): New function.
+ (output_return_instruction): New parameter REVERSE, used to
+ reverse the condition of a conditional return. All callers
+ changed.
+ (arm_print_operand case 'D'): Only suppress condition printing
+ if the operand is a NULL pointer.
+ (get_arm_condition_code): Now a static function returning
+ enum arm_cond_code. Handle dominance expressions. Return enum
+ values rather than integers.
+ * arm.md (*addsi3_compare0_scratch): New insn.
+ (*movsi_compare0, *cmpsi_insn, *cmpsi_shiftsi): Make sure the
+ compare has mode CC.
+ (cmp{si,sf,df,xf} expands): Just provide sufficient information
+ to allow the parameters to be matched properly.
+ (*cmpsi_negsi): Delete (of dubious validity).
+ (*cmpsi_shiftsi_swp): New pattern.
+ (*condbranch_reversed): No longer needs to check REVERSIBLE_CC_MODE.
+ (mov{si,sf,df}cc, *mov{si,sf,df}{,_hard,_soft}_insn): The mode of the
+ IF_THEN_ELSE must be appropriate to the target (not void).
+ (*and_scc): Match cc_register, not reversible_cc_register.
+ (*ior_compare_compare): Delete.
+ (split for ior_compare_compare + condjump): Delete.
+ (*impossible_cond_compare): Delete.
+ (*condition_compare_ior): Delete.
+ (*cond_move): Mode for the IF_THEN_ELSE must be SImode.
+ (*and_scc_scc): Delete.
+ (split for and_scc_scc + condjump): Delete.
+ (*impossible_cond_branch_and): Delete.
+ (*cmp_ite0, *cmp_ite1): New patterns.
+ (if_compare_not): Should be an anonymous pattern.
+ (Peephole for move and compare): Compare mode must be mode CCmode.
+ (Split pattern for comparing shifted reg then branch): Delete.
+ (*loadqi_compare): Delete, replaced with a split pattern to do
+ the same thing.
+ (*cond_move_not): Match cc_register, not reversible_cc_register.
+
+ * arm.c ({load,store}_multiple_sequence): New functions.
+ (emit_{ldm,stm}_seq): New functions.
+ * arm.md (load/store multiple peepholes): Rewrite using the above
+ functions.
+ (all patterns taking immediate_operand): If the code later assumes
+ this is a CONST_INT, then match const_int_operand instead.
+
+Mon Feb 26 17:26:13 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.md: Add sparclet scheduling parameters.
+ (compare define_insn's): Move closer to compare define_expand's.
+ (32 bit multiply patterns): Use for TARGET_SPARCLET.
+ (*smacsi,*smacdi,*umacdi): Multiply/accumulate patterns for the
+ sparclet.
+
+Sat Feb 24 19:13:29 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (movsf split): Fix typo in last patch.
+
+Sat Feb 24 10:02:55 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * toplev.c (fatal_insn): Flush stdout/stderr.
+
+Sat Feb 24 02:03:28 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.md (abssi2): Rework to avoid matching constraints.
+
+Fri Feb 23 11:21:43 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.c (override_options): Warn if both PIC code generation and
+ profiling are requested.
+
+Fri Feb 23 08:47:38 1996 Richard Kenner (kenner at vlsi1)
+
+ * expr.c (expand_builtin, case BUILT_IN_SETJMP): Set CONST_CALL_P
+ on NOTE_INSN_SETJMP instead of emitting USE insns for call-saved regs.
+ * reload1.c (reload): For special CONST_CALL_P NOTE_INSN_SETJMP,
+ mark all call-saved regs as used.
+ * sched.c (sched_analyze): Record NOTE_INSN_SETJMP if no
+ CALL_INSN as prev; preserve CONST_CALL_P bit.
+ (reemit_notes): Restore CONST_CALL_P.
+
+Thu Feb 22 17:45:12 1996 Doug Evans <dje@cygnus.com>
+
+ * configure (sparclet-*-aout*): Set extra_headers.
+ * ginclude/inl-sparc.h: New file.
+
+Wed Feb 21 20:39:53 1996 Doug Evans <dje@cygnus.com>
+
+ * configure (sparc64-*-solaris2*): Merge with sparc-*-solaris2*.
+ * sparc.h (enum processor_type): Declare.
+ (sparc_cpu_attr): Define.
+ (TARGET_OPTIONS): Add -mtune=.
+ (sparc_select): Declare.
+ (sparc_cpu_string): Delete.
+ (FIRST_PSEUDO_REGISTER): Set to 100.
+ ({FIXED,CALL_USED}_REGISTERS): Merge !v9/v9 cases.
+ (CONDITIONAL_REGISTER_USAGE): Mark %g5 as fixed if !v9.
+ Mark %g1 as fixed if v9. Fix v9-only regs if !v9.
+ Mark fp{16..47} as call-saved if v9.
+ (enum reg_class): Merge !v9/v9 cases.
+ (REG_CLASS_NAMES,REG_CLASS_CONTENTS,REGNO_REG_CLASS): Likewise.
+ (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER,LEAF_REGISTERS): Likewise.
+ (FP_REG_CLASS_P,SPARC_REGISTER_NAMES): Likewise.
+ (REG_CLASS_FROM_LETTER): Test TARGET_V9 at runtime.
+ * sparc.c (sparc_cpu_string): Delete.
+ (sparc_select): New global.
+ (sparc_override_options): Handle -mtune=xxx.
+ * sparc.md (cpu attr): Add sparc{lite,let} implementations.
+ * sparc/sp64-sol2.h: Deleted.
+
+ * arm.md (consttable_end): Delete call to text_section.
+ (align_4): Delete call to readonly_data_section.
+
+Wed Feb 21 14:29:06 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * cplus-dem.c (demangle_template): Initialize is_bool. Correctly
+ handle 0 as a pointer value parameter.
+
+Wed Feb 21 14:13:29 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * tree.c (decl_function_context): Do decl_function_context right for
+ function-local classes.
+
+Wed Feb 21 12:42:52 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * c-typeck.c (initializer_constant_valid_p): Don't dereference
+ a null pointer on partial structure initialization.
+
+Wed Feb 21 11:49:58 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (ASM_OUTPUT_EXTERNAL): Append section info
+ even when verbatim symbol prefix '*' present.
+ * rs6000/aix3newas.h (ASM_OUTPUT_EXTERNAL): Same.
+ * rs6000/aix41.h (ASM_OUTPUT_EXTERNAL): Same.
+ * rs6000/powerpc.h (ASM_OUTPUT_EXTERNAL): Same.
+ * rs6000/win-nt.h (ASM_OUTPUT_EXTERNAL): Same.
+
+Wed Feb 21 03:55:32 1996 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (validate_else): Don't loop given `#endif /'.
+ Handle multiple adjacent backslash-newlines correctly.
+ Accept a new parameter LIMIT to specify end of input;
+ this prevents confusion when the input contains '\0' characters.
+ (collect_expansion): Fix off-by-1 error when searching for `*/'
+ at end of a comment used for traditional token concatenation.
+ (macarg1): Fix off-by-1 error when skipping past `*/'
+ at end of comment.
+
+Tue Feb 20 16:12:31 1996 Doug Evans <dje@cygnus.com>
+
+ * hard-reg-set.h (twice unrolled GO_IF_HARD_REG_EQUAL): Add missing \.
+
+Tue Feb 20 14:21:16 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.h (DBX_CONTIN_LENGTH): Define to 4000 characters.
+
+ * pa.c (hppa_expand_epilogue): Always emit a blockage insn
+ before cutting back the stack.
+
+Mon Feb 19 19:42:15 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * sparc.h (TARGET_SWITCHES): Add -m{,no-}impure-text.
+ (MASK_IMPURE_TEXT, TARGET_IMPURE_TEXT): Define.
+ (LINK_SPEC): Only add `-assert pure-text' if -mimpure-text wasn't used.
+
+Mon Feb 19 19:20:15 1996 Doug Evans <dje@canuck.cygnus.com>
+
+ * configure (sparc-aout): sparc-aout.h renamed to aout.h.
+ (sparclet-aout): Likewise.
+ (sparclite-*-aout*): Renamed from sparclite-*-*.
+ Don't set use_collect2.
+ (target_cpu_default): Set to TARGET_CPU_<cpu> for sparc.
+
+ * sparc.h (TARGET_CPU_sparc{,let,lite,64}): Define.
+ ({CPP,ASM}_DEFAULT_SPEC): Set from TARGET_CPU_foo.
+ (SPARC_ARCH64 CPP_PREDEFINES): Define __arch64__.
+ (CPP_SPEC): Add %(cpp_cpu).
+ (CPP_CPU_SPEC): Define.
+ (CC1_SPEC): Convert -m<cpu> to -mcpu=<cpu>.
+ (ASM_SPEC): Add %(asm_cpu).
+ (ASM_CPU_SPEC): Define.
+ (EXTRA_SPECS,SUBTARGET_EXTRA_SPECS): Define.
+ (OVERRIDE_OPTIONS): Call SUBTARGET_OVERRIDE_OPTIONS after
+ sparc_override_options.
+ ({MASK,TARGET}_SUPERSPARC): Delete.
+ ({MASK,TARGET}_SPARCLET): Define.
+ (MASK_ISA): Renamed from MASK_CPUS.
+ (TARGET_SWITCHES): Delete no-{v8,sparclite}.
+ (sparc_cpu,sparc_cpu_string): Declare.
+ ({SUB,}TARGET_OPTIONS): Define.
+ (FIXED_REGISTERS): Add definitions for sparc64 in 32 bit mode.
+ (CONDITIONAL_REGISTER_USAGE): Don't set fixed_regs[234] if sparc64.
+ Don't set call_used_regs[48..80] for sparc64 in 32 bit mode.
+ Don't clobber fixed_regs[234] if -ffixed- was passed.
+ (ADJUST_COST): Change test for supersparc.
+ * sparc.c (sparc_cpu_string,sparc_cpu): New globals.
+ (sparc_override_options): Set ISA and CPU from sparc_cpu_string.
+ Delete tests for v9 only switches if not v9.
+ Error if -mcpu=v9 and v9 support not compiled in.
+ * sparc/sol2.h (CPP_SPEC): Use %(cpp_cpu).
+ (ASM_SPEC): Likewise.
+ (ASM_{DEFAULT,CPU}_SPEC): Use Solaris syntax for sparc64.
+ * sparc/sysv4.h (ASM_SPEC): Add %(asm_cpu).
+ * sparc/t-sparcbare (MULTILIB_*): -mv8 renamed to -mcpu=v8.
+ * sparc/t-sparclite (MULTILIB_*): Delete msoft-float and mno-flat,
+ they're the defaults. Add -mcpu=f934 as synonym for -mfpu.
+ * va-sparc.h (__arch64__): Renamed from __sparc_v9__.
+
+ * sparc/lite.h: #include aoutos.h.
+ (TARGET_DEFAULT): Use MASK_FOO values.
+ * sparc/sp64-aout.h: #include aoutos.h.
+ (TARGET_DEFAULT): Add MASK_APP_REGS.
+ (JUMP_TABLES_IN_TEXT_SECTION,READONLY_DATA_SECTION): Delete.
+ * sparc/sp64-elf.h (TARGET_DEFAULT): Add MASK_APP_REGS.
+ (CPP_PREDEFINES): Define __arch64__.
+ * sparc/sp64-sol2.h (TARGET_DEFAULT, SUBTARGET_SWITCHES): Delete.
+ (ASM_SPEC): Delete.
+
+ * sparc.h ({MASK,TARGET}_FRW): Delete.
+ (FRAME_POINTER_REQUIRED,INITIAL_FRAME_POINTER_OFFSET,
+ BASE_{INCOMING_ARG,OUTGOING_VALUE}_REG,INCOMING_REGNO,OUTGOING_REGNO,
+ FUNCTION_{PROLOGUE,EPILOGUE},DELAY_SLOTS_FOR_EPILOGUE): TARGET_FRW
+ renamed to TARGET_FLAT.
+
+ * sparc.md (cpu attr): Add all cpu variants.
+ (negtf2,negdf2,abstf2,absdf2): Use isa attr, not arch attr, in
+ determining insn lengths.
+
+ * sparc/aout.h: Renamed from sparc-aout.h.
+ (CPP_PREDEFINES): Delete __GCC_NEW_VARARGS__.
+ Add -Acpu(sparc) -Amachine(sparc).
+
+Mon Feb 19 17:49:08 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (movsf split): Use SUBREG, not operand_subword.
+ (movdf split): operand_subword TARGET_32BIT and new split using
+ SUBREG for TARGET_64BIT.
+ * rs6000.c (easy_fp_constant): Rewrite to not use operand_subword.
+ (input_operand): Remove final add_operand test made irrelevant by
+ Dec. 8 change.
+ (output_toc): Handle DImode values.
+
+Mon Feb 19 13:38:00 1996 Lee Iverson <leei@Canada.AI.SRI.COM>
+
+ * i386/sol2.h (SWITCH_TAKES_ARG): Restore -R.
+ * sparc/sol2.h (SWITCH_TAKES_ARG): Likewise.
+
+Mon Feb 19 08:19:00 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * hard-reg-set.h (HARD_REG macros): If more than
+ HOST_BITS_PER_WIDE_INT hard registers and less than or equal to
+ 4*HOST_BITS_PER_WIDE_INT hard registers, unroll loops by hand.
+
+Mon Feb 19 07:35:07 1996 Torbjorn Granlund <tege@tmg.se>
+
+ * rs6000.md (not:SI with assign and compare): Fix typo.
+ (not:DI with assign and compare): Likewise.
+
+Mon Feb 19 07:17:25 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * sparc.md (nonlocal_goto): No longer need USE of %o0.
+ (goto_handler_and_restore): Show uses %o0.
+
+ * combine.c (force_to_mode, case IOR): Fix typo in commuting
+ IOR and LSHIFTRT.
+
+ * alpha.c (call_operand): If in REG, only reg 27 valid.
+
+Mon Feb 19 06:57:34 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * emit-rtl.c (operand_subword): For 32-bit targets, return
+ the appropriate subword of extended precision CONST_DOUBLEs.
+
+ * arm.c (offsettable_memory_operand): New function.
+ (alignable_memory_operand): New function.
+ (gen_rotated_half_load): New function.
+ (get_arm_condition_code): Extract the mode of the comparison and
+ use it to generate the correct return value.
+ * arm.h (EXTRA_CC_MODES, EXTRA_CC_NAMES): Add CC_Zmode.
+ (SELECT_CC_MODE): return CC_Zmode if the operand is QImode. Allow LT
+ and GE comparisons in CC_NOOVmode.
+ (PREDICATE_CODES): add offsettable_memory_operand and
+ alignable_memory_operand.
+ * arm.md (*zeroextract[qs]i_compare0_scratch): Use const_int_operand
+ for operands 1 and 2.
+ (split patterns for aligned memory half-word operations): New patterns.
+ (movhi): Handle memory accesses where the alignment is known in a more
+ efficient manner.
+ (*compareqi_eq0): Use CC_Zmode.
+
+Mon Feb 19 05:34:08 1996 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * toplev.c (lang_options): Add -W{no-,}sign-compare.
+
+ * c-tree.h: Declare warn_sign_compare.
+
+ * c-typeck.c (build_binary_op): Check warn_sign_compare rather
+ than extra_warnings to decide whether to warn about comparison of
+ signed and unsigned.
+
+ * c-decl.c (c_decode_option): Handle warn_sign_compare. -Wall
+ implies -Wsign-compare.
+
+Sun Feb 18 21:13:44 1996 Pat Rankin (rankin@eql.caltech.edu)
+
+ * c-lex.c (yylex, case '0'..'9','.'): For cases '0' and '1',
+ check for single digit constant before resorting to general
+ number processing.
+
+Sun Feb 18 19:29:44 1996 J.T. Conklin <jtc@netbsd.org>
+
+ * m68k.h (TARGET_68060): New macro.
+ (TARGET_SWITCHES): Add -m68060.
+ * m68k.md (const_umulsi3_highpart): Disable for TARGET_M68060.
+ (ftruncdf2, ftruncsf2, muldf3, mulsidi3): Likewise.
+ (smulsi3_highpart, umulsi3_highpart, umulsidi3): Likewise.
+
+ * {m68k,ns32k,sparc}/netbsd.h (DBX_NO_XREFS): Removed.
+
+Sun Feb 18 13:29:56 1996 Charles M. Hannum (mycroft@netbsd.org)
+
+ * c-common.c (check_format_info): Warn about `L' if -pedantic.
+
+Fri Feb 16 20:13:23 1996 Paul Eggert <eggert@twinsun.com>
+
+ * c-typeck.c (convert_for_assignment):
+ Bring back conversion to union without a cast,
+ undoing the Jan 16 change, but with the following differences:
+ - The union must have the transparent_union attribute.
+ - The conversion must be for a function argument.
+ - Warn consistently about such conversions if pedantic.
+ - Do not warn about an assignment incompatibility for one union member
+ if another union member is compatible with no warning.
+
+Fri Feb 16 12:06:21 1996 Stan Cox <coxs@spiff.gnu.ai.mit.edu>
+
+ * i386.c (ix86_*_binary_operator*): Allow CONST_INT as operand1
+ of MINUS.
+ * i386/dgux.h (OPTIMIZATION_OPTIONS): Call optimization_options.
+
+Fri Feb 16 08:39:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * configure: Change stdout report when have multiple files in
+ tm_file, host_xm_file, or build_xm_file.
+ (a29k-*-bsd): Use both a29k.h and unix.h.
+ (a29k-*-udi): Rename a29k-udi.h to udi.h;
+ use a29k.h, dbxcoff.h, and it.
+ (a29k-*-vxworks): Use a29k.h, dbxcoff.h, a29k/udi.h, and a29k/vx29k.h.
+ (alpha-dec-osf[23456789]*): Use alpha.h, not osf2.h.
+ (alpha-dec-osf1.2): Use alpha.h and alpha/osf12.h.
+ (alpha-*-osf*): Add explicit assignment of tm_file.
+ * a29k/udi.h: Renamed from a29k-udi.h.
+ Don't include a29k.h or dbxcoff.h.
+ * a29k/unix.h: Don't include a29k.h.
+ * a29k/vx29k.h: Don't include a29k-udi.h.
+ * alpha.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Use unsigned int.
+ * alpha/osf2.h: Deleted.
+ * alpha/osf12.h: Don't include alpha.h.
+ (WCHAR_TYPE, WCHAR_TYPE_SIZE): Use short unsigned int.
+ * alpha/win-nt.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Use short unsigned int.
+
+Thu Feb 15 18:26:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/ntstack.asm (__allocate_stack): Round up length to 16
+ byte boundary.
+
+ * rs6000.md (allocate_stack): On Windows NT, call set_sp to
+ indicate to CSE stack pointer changes with call to __allocate_stack.
+ (set_sp): New pattern.
+
+Thu Feb 15 16:49:15 1996 Jim Wilson <wilson@cygnus.com>
+
+ * integrate.c (save_for_inline_copying): Allocate reg_map with size
+ based on regno_pointer_flag_length instead of max_reg+1.
+
+Thu Feb 15 07:48:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fixincludes (rpc/types.h): Remove spurious "ls" command.
+
+ * reload1.c (eliminate_regs, case USE): If using a register that
+ is source of elimination, show can't be eliminated.
+
+ * expr.c (expand_builtin, case BUILT_IN_SETJMP): Shows clobbers FP
+ and all caller-save registers.
+ Set current_function_has_nonlocal_goto.
+
+Wed Feb 14 13:51:55 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (fix_truncdfsi2): Use SUBREG not operand_subword.
+ (movdi): Test HOST_BITS_PER_WIDE_INT at build time.
+ * collect2.c (scan_libraries): Append '/' to import path if missing.
+
+Wed Feb 14 09:01:55 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (movdi): Use HOST_WIDE_INT, not long long.
+
+Tue Feb 13 19:36:21 1996 Per Bothner <bothner@cygnus.com>
+
+ * expr.c (store_constructor): Fix flow control thinko (merge error).
+ * expr.c (store_constructor): Pass correct value to recursive call.
+
+Wed Jan 31 11:34:45 1996 Mike Stump <mrs@cygnus.com>
+
+ * expr.c (expand_expr, case TARGET_EXPR): We must always store
+ into the allocated slot for TAREGT_EXPRs.
+
+Tue Feb 13 18:27:05 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * configure (powerpc-ibm-aix3): Look for 3.2.x, not 3.2x.
+
+ * fixincludes (memory.h): Fix it also on sysV68.
+
+Tue Feb 13 17:59:03 1996 Lee Iverson <leei@Canada.AI.SRI.COM>
+
+ * gcc.c (DEFAULT_SWITCH_TAKES_ARG): New macro, from SWITCH_TAKES_ARG.
+ (SWITCH_TAKES_ARG): Use it.
+ * i386/{osfrose,sol2}.h (SWITCH_TAKES_ARG): Likewise.
+ * mips/{gnu,mips}.h (SWITCH_TAKES_ARG): Likewise.
+ * sparc/sol2.h (SWITCH_TAKES_ARG): Likewise.
+ * config/svr4.h (SWITCH_TAKES_ARG): Likewise.
+
+Tue Feb 13 17:43:46 1996 Jim Wilson <wilson@cygnus.com>
+
+ * integrate.c (save_constants_in_decl_trees): New function.
+ (save_for_inline_copying, save_for_inline_nocopy): Call it.
+
+Tue Feb 13 17:40:27 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (convert_move): Fix typo in extendqfh2 case.
+
+ * reload1.c (reload): Make some non-group code no longer
+ conditional on SMALL_REGISTER_CLASSES.
+
+Tue Feb 13 17:30:45 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * pdp11.c: #include flags.h
+ (output_function_prologue, function_epilogue): Remove declarations
+ of call_used_regs and frame_pointer_needed.
+
+ * c-common.c (overflow_warning): Fix typo in warning message.
+
+ * c-decl.c (finish_decl): TREE_ASM_WRITTEN says if duplicate_decls
+ modified declaration to match an outside file scope declaration.
+
+ * stmt.c (expand_end_case): Don't use ADDR_DIFF_VEC for PIC if
+ ASM_OUTPUT_ADDR_DIFF_ELT is not defined.
+ * a29k.h, romp.h (ASM_OUTPUT_ADDR_DIFF_ELT): Remove.
+
+Tue Feb 13 13:36:36 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/cygwin32.h (CPP_PREDEFINES): Do not define PPC, just
+ define __PPC__. Also define _ARCH_PPC to be compatible with the
+ other rs6000/powerpc ports.
+ * rs6000/win-nt.h (CPP_PREDEFINES): Ditto.
+
+ * rs6000/cygwin32.h (LIBGCC_SPEC): Don't define, always link in.
+ (SDB_DEBUGGING_INFO): Undef.
+ (DBX_DEBUGGING_INFO): Define.
+ (PREFERRED_DEBUGGING_TYPE): Define as DBX_DEBUG.
+
+ * rs6000/t-{cygwin32,winnt} (MULTILIB*): Remove multilib support.
+
+ * rs6000/x-cygwin32 (LANGUAGES): Delete, don't override.
+
+ * rs6000/ntstack.asm: New file to provide __allocate_stack, which
+ guarantees all pages in a dynamically allocated stack frame are
+ touched in order, so that the stack is properly grown.
+
+ * rs6000/cgywin32.asm: Delete unused file.
+
+ * rs6000/t-{cygwin32,winnt} (LIB2FUNCS_EXTRA): Add ntstack.S
+ to libgcc2 build.
+
+ * rs6000.md (allocate_stack): For NT, call __allocate_stack to
+ bump the stack if the size is large or variable.
+
+ * libgcc1-test.c (mainCRTStartup,__start): New startup functions
+ to silence more linkers.
+
+Tue Feb 13 13:30:53 1996 Jim Wilson <wilson@cygnus.com>
+
+ * expr.c (store_constructor_field): Only call change_address if
+ bitpos is nonzero.
+
+Tue Feb 13 08:21:01 1996 Fila Kolodny <fila@ibi.com>
+
+ * i370/mvs.h (CPP_SPEC): Add '-trigraphs' because IBM's h files
+ contain them.
+
+Tue Feb 13 08:17:52 1996 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
+
+ * c-typeck.c (quality_type prototype): Typo, rename as
+ qualify_type.
+ (build_binary_op): Fix precedence errors.
+ * combine.c (force_to_mode, num_sign_bit_copies, simplify_comparison):
+ Fix precedence errors.
+ * emit-rtl.c (gen_lowpart): Could return without a value.
+ * jump.c (jump_optimize): Fix potential infinite loop.
+ * reg-stack.c (record_reg_life_pat): Fix precedence error.
+ * reload1.c (emit_reload_insns): Fix precedence errors.
+ * stmt.c (bc_pushcase): Fix precedence error.
+
+Mon Feb 12 23:14:02 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * toplev.c (rest_of_compilation): Also set RTX_INTEGRATED_P when
+ we aren't going to emit the inline just yet.
+
+Mon Feb 12 21:31:02 1996 Jim Wilson <wilson@cygnus.com>
+
+ * rtl.h (INLINE_REGNO_POINTER_FLAG, INLINE_REGNO_POINTER_ALIGN):
+ Add one to array index.
+
+Mon Feb 12 20:55:39 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * configure (i[345]86-*-linux*): Set tmake_file t-linux.
+ Add crtbeginS.o and crtendS.o to extra_parts.
+ * i386/linux.h (CC1, LIB_SPEC): Deleted.
+ * config/linux.h (STARTFILE_SPEC): Add crtbeginS.o if -shared.
+ (CC1_SPEC): New.
+ (LIB_SPEC): Remove %{mieee-fp:-lieee}; use -lc_p for -profile.
+ * config/t-linux: New file.
+
+Mon Feb 12 20:42:11 1996 Randy Smith <randys@camaro.osf.org>
+
+ * i386/x-osfrose (XCFLAGS{,_NODEBUG}): Remove $(SHLIB).
+ (XCFLAGS): New variable.
+ (libdir, mandir, bindir): Delete.
+ * i386/t-osf: New file.
+ * i860/paragon.h (STARTFILE_SPEC): Make gcc find crt0.o, not loader.
+ (LIB_SPEC): Remove /usr/lib.
+ * Makefile.in (TCFLAGS): New variable.
+ (GCC_CFLAGS): Add $(TCFLAGS).
+ (LIBGCC2_CFLAGS): Add -D for __GCC_FLOAT_NOT_NEEDED.
+ (libgcc1-test): Remove -nostdlib.
+ (float.h-cross): Don't give error #ifdef __GCC_FLOAT_NOT_NEEDED.
+ * enquire.c: Define __GCC_FLOAT_NOT_NEEEDED.
+ * configure (i[3456]86-*-osfrose): Add t-osf as tmake_file.
+
+Mon Feb 12 18:43:54 1996 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+
+ * 1750a.c (add_1_to_mem): Corrected.
+
+Mon Feb 12 18:23:35 1996 Doug Evans <dje@cygnus.com>
+
+ * configure (sparclet-*-aout*): New configuration.
+
+Mon Feb 12 14:43:50 1996 Per Bothner <bothner@cygnus.com>
+
+ Changes to distinguish typedef from original type in debug output.
+ * tree.h (DECL_ORIGINAL_TYPE): New macro.
+ * tree.c (copy_node): Zero out type.symtab union.
+ * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE for typedef origin.
+ * dbxout,c (dbxout_type): Don't canonicalize typedef type to base.
+
+Mon Feb 12 12:01:16 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm.h: (CPP_SPEC): Define __ARMEB__, __ARMEL__, and
+ __ARMWEL__ depending on the endian flags passed to the compiler.
+ (ARM_FLAG_LITTLE_WORDS): Define.
+ (TARGET_SWITCHES): Add option -mwords-little-endian.
+ (TARGET_LITTLE_WORDS): Define.
+ (WORDS_BIG_ENDIAN): Select based on the endian switches.
+ (LIBGCC2_WORDS_BIG_ENDIAN): Define based on run-time endian
+ defines.
+ * arm.c (output_move_double): Cope with both word-endian
+ alternatives. Remove extraneous parameters from calls to
+ output_mov_immediate.
+ (arm_print_operand): New print code 'Q' for the least significant
+ register of a DImode operand. Make code 'R' always print the
+ most significant register, rather than the highest numbered.
+ * arm.md (all DImode output patterns): Use print code
+ 'Q' to access the least significant word. Make sure the
+ patterns are fully aware of the word endianness.
+
+ * arm/semi.h (CPP_SPEC): Define __ARMEB__, __ARMEL__, and
+ __ARMWEL__ depending on the endian flags passed to the compiler.
+ (LINK_SPEC): Pass -EB to the linker if compiling for big-endian
+ mode.
+ (ASM_SPEC): Likewise for the assembler.
+ * arm/semiaof.h (CPP_SPEC): Define __ARMEB__, __ARMEL__, and
+ __ARMWEL__ depending on the endian flags passed to the compiler.
+
+Mon Feb 12 10:15:29 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * configure: Permit tm_file and xm_file to be a list of header
+ file names, rather than just a single file. For many targets,
+ handle --with-stabs by adding dbx.h to tm_file, rather than using
+ a different tm_file.
+ * dbx.h: New file.
+ * alpha/gdb-osf2.h, alpha/gdb-osf12.h, alpha/gdb.h: Deleted.
+ * i386/sysv4gdb.h, mips/iris{5gdb,4gl,4gdb,3gdb}.h: Likewise.
+ * mips/dec-gosf1.h, mips/news{4,5}-gdb.h, mips/svr4-t-gdb.h: Likewise.
+ * mips/ultrix-gdb.h, mips/bsd-{4,5}-gdb.h: Likewise.
+ * mips/svr{4-5,4-4,3-5,3-4}-gdb.h, mips/mips-5-gdb.h: Likewise.
+ * mips/ecoff{,l}-gdb.h, mips/mips-4-gdb.h: Likewise.
+
+Mon Feb 12 07:22:20 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * integrate.c (save_for_inline_copying): Put virtual regs into
+ new regno_reg_rtx copy.
+
+Sun Feb 11 18:53:12 1996 Torbjorn Granlund <tege@noisy.tmg.se>
+
+ * i386.md: Delete spurious integer subtract patterns.
+ Delete % from subtract operand constraints.
+
+Sun Feb 11 19:17:24 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * m68k.md (movqi): Call CC_STATUS_INIT when loading to/from
+ an address register via a data register.
+
+Sun Feb 11 08:44:49 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-common.c (check_format_info): Handle missing type in format
+ when terminated by a new `%'.
+
+Sat Feb 10 15:14:22 1996 J.T. Conklin <jtc@rtl.cygnus.com>
+
+ * cross-make (STMP_FIXPROTO): Moved from here to build-make.
+ * build-make (STMP_FIXPROTO): Moved here from cross-make.
+
+Sat Feb 10 08:39:05 1996 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+
+ * 1750a.md (movstrqi): Corrected.
+ (zero_extendqihi2): Taken out, let GCC synthesize.
+ (movhi-1): Added insn to move HImode small constant to memory.
+ (movhf-1): Added insn to move HFmode zero to memory.
+ (movtqf-1): Added insn to move TQFmode zero to memory.
+ (numerous insns): Taken out B (Base Reg with Index) mode.
+
+ * 1750a.c (movcnt_regno_adjust): Corrected.
+ (mov_memory_operand, zero_operand): Added.
+ (b_mode_operand): Corrected.
+ (simple_memory_operand, add_1_to_mem): Added.
+ (print_operand_address): Corrected case of 'Q' output modifier.
+
+ * 1750a.h (REG_ALLOC_ORDER): Changed back to natural order.
+ (CONST_DOUBLE_OK_FOR_LETTER_P): Added letter 'G'.
+ (EXIT_IGNORE_STACK): Set to 0.
+ (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Use corresponding REGNO_OK.
+ (MOVE_MAX, MOVE_RATIO): Defined.
+
+Sat Feb 10 08:28:12 1996 Martin Anantharaman <martin@goofy.imech.uni-duisburg.de>
+
+ * configure (m68k-*-psos*): New configuration.
+ * psos.h: New file.
+ * m68k/m68k-psos.h: New file.
+
+Sat Feb 10 08:07:52 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * sched.c (flush_pending_lists): Add new arg, ONLY_WRITE.
+ (sched_analyze_{1,2,insn}): Add new arg to flush_pending_lists.
+ (sched_analyze): Always flush pending write list for call, even const.
+
+ * integrate.c (save_for_inline_copying): Put reg_map in function's
+ maybepermanent obstack instead of using alloca; set regno_reg_rtx
+ to it; delete recently-added copying of this later.
+
+Sat Feb 10 00:49:58 1996 Doug Evans <dje@cygnus.com>
+
+ * sched.c (add_dependence): Add test for next != CODE_LABEL.
+
+Fri Feb 9 16:10:04 1996 Stan Cox (coxs@dg-rtp.dg.com)
+
+ * i386.md (fp, integer): Added function units for pentium.
+ (cmp*,mov*,add*,sub*,mul*,div*,extend*,trunc*,and*,ior*,xor*,neg*,
+ abs*,sqrt*,sin*,cos*,not*,ash*,lsh*,rot*,sub): Tightened constraints,
+ added attribute support, and made changes for new `binary' and
+ `unary' functions.
+
+ * i386.c (processor_costs): New variable.
+ (optimization_options, ix86_expand_binary_operator,
+ ix86_binary_operator_ok, ix86_expand_unary_operator,
+ ix86_unary_operator_ok, is_mul, is_div, copy_all_rtx, rewrite_address,
+ last_to_set_cc, doesnt_st_condition_code, sets_condition_code,
+ str_immediate_operand, is_fp_insn, is_fp_dest, is_fp_store,
+ agi_dependent, reg_mentioned_in_mem): New functions.
+
+ * i386.h (OPTIMIZATION_OPTIONS, ALIGN_DFmode, IS_STACK_MODE,
+ IX86_EXPAND_BINARY_OPERATOR): New macros.
+ (RTX_COSTS, REGISTER_MOVE_COST, ADJUST_BLOCKAGE) Changed for pentium.
+
+Fri Feb 9 14:47:27 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.c (sp64_medium_pic_operand): New function.
+ (move_pic_label): Delete.
+ (legitimize_pic_address): Simplify using some named patterns.
+ (finalize_pic): Add preliminary sparc64 support.
+ (emit_move_sequence): Reorganize.
+ * sparc.md (pic_lo_sum_si,pic_sethi_si,get_pc_sp32,get_pc_sp64,
+ move_pic_label_si,move_label_di,sethi_di_sp64): Make named patterns.
+ (sethi_di_sp64_const,sethi_di_medium_pic): New anonymous patterns.
+ (move_pic_label_si,move_label_di): Optimize for near labels.
+ (tablejump): Use for TARGET_MEDANY.
+ (casesi): Delete.
+
+Fri Feb 9 13:48:45 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips.md (probe+2, probe+4): New conditional move patterns.
+ (movsicc): Don't truncate comparison if it is DImode.
+
+ * sh.h (CPP_SPEC): Add defines for -m1, -m2, and -m3.
+
+Fri Feb 9 09:11:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * toplev.c (rest_of_compilation): Set RTX_INTEGRATED_P in
+ INLINE_HEADER iff function is inlineable.
+ * calls.c (expand_call): Test RTX_INTEGRATED_P in DECL_SAVED_INSNS.
+
+Thu Feb 8 01:11:15 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.md (floatunssisf2 expander): Don't use "general_operand".
+ (floatunssidf2 expander): Likewise.
+
+Wed Feb 7 16:59:31 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/{sysv4,win-nt,netware,cygwin32}.h ({ASM,LINK}_SPEC):
+ Don't use %{V} for either linker or assembler.
+
+Tue Feb 6 17:22:29 1996 Per Bothner <bothner@cygnus.com>
+
+ * dbxout.c (dbxout_range_type): Emit non-range INTEGER_TYPE
+ as a sub-range of itself (so gdb can tell the difference).
+
+Tue Feb 6 17:01:44 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (addsi3 and adddi3 split): Use cleaner computation
+ and portable HOST_WIDE_INT.
+ (iordi3 split): Use HOST_WIDE_INT.
+ (movdi): Add TARGET_64BIT support and generate 64 bit constants.
+ (movdi matcher, TARGET_POWERPC64): Add immediate constraint handled
+ by new define_split.
+ (allocate_stack): Use TARGET_32BIT.
+ (tablejump): Add TARGET_64BIT support using ...
+ (tablejumpsi): Rename original tablejump pattern.
+ (tablejumpdi): New pattern.
+
+Tue Feb 6 15:29:22 1996 Per Bothner <bothner@cygnus.com>
+
+ * stor-layout.c (layout_type): Use same code to layout CHAR_TYPE
+ as for INTEGER_TYPE (instead of hard-wiring in QImode).
+
+Tue Feb 6 15:13:38 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.md (various patterns): Avoid using "general operand" in
+ define_insn patterns.
+
+Sun Feb 4 21:37:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/eabi{,sim}.h (LINK_START_SPEC): Bump the default start address
+ for the simulator to 0x10000074 so that we don't waste a page in the
+ linked file.
+
+Fri Feb 2 19:44:10 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/eabi-c{i,n}.asm (.sdata2, .sbss2): Put these in the
+ read-only section, not read-write.
+
+ * libgcc2.c (__unwind_function, rs6000/powerpc): Use _ARCH_PPC
+ being defined to indicate to use PowerPC mnemonics.
+
+ * config/rs6000/t-cygwin32 (MULTILIB*): Add software floating
+ point support.
+
+Thu Feb 1 09:10:02 1996 Steve Chamberlain <sac@slash.cygnus.com>
+
+ * {i386,rs6000}/cygwin32.{asm,h}: New templates.
+ * {i386,rs6000}/{t,x}-cygwin32: Ditto.
+ * {i386,rs6000}/xm-cygwin32.h: Ditto.
+ * configure (powerpcle-*-cygwin32, i[3456]86-*-cygwin32): New.
+
+Fri Feb 2 17:42:40 1996 Paul Eggert <eggert@twinsun.com>
+
+ * c-decl.c (finish_struct):
+ Fix typo in transparent union warning that led to core dump.
+
+ * c-parse.in (stmt): Warn about `goto *expr;' if pedantic.
+ (label): Warn about `case expr ... expr:' if pedantic.
+
+Fri Feb 2 11:05:27 1996 Doug Evans <dje@cygnus.com>
+
+ * h8300.h (TARGET_ALIGN_300): Renamed from TARGET_ALIGN_STRUCT_300.
+ (TARGET_SWITCHES): Rename -malign-struct-300 to -malign-300.
+ (BIGGEST_ALIGNMENT): Use TARGET_ALIGN_300.
+
+Fri Feb 2 08:25:49 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * flow.c (jmp_uses_reg_or_mem): Renamed from uses_reg_or_mem.
+ Don't look into condition of an IF_THEN_ELSE; also make faster.
+ (find_basic_blocks): Use new name.
+
+Fri Feb 2 06:49:56 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * reload.c (debug_reload): Fix typo for reload_noncombine.
+
+Thu Feb 1 21:49:02 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa-pro.h (TARGET_DEFAULT): Turn on TARGET_SOFT_FLOAT by
+ default for all pro targets.
+ * t-pro: Delete all multilib references.
+
+Thu Feb 1 17:50:02 1996 Doug Evans <dje@cygnus.com>
+
+ * c-lex.c (check_newline): Return result of HANDLE_PRAGMA.
+ * h8300.h (HANDLE_PRAGMA): Pass result back to caller.
+ * i960/i960.h (HANDLE_PRAGMA): Likewise.
+ * sh.h (HANDLE_PRAGMA): Likewise.
+ * nextstep.h (HANDLE_PRAGMA): Likewise.
+
+Wed Jan 31 19:26:03 1996 Doug Evans <dje@cygnus.com>
+
+ * m68k/m68k-none.h: Rewrite to use EXTRA_SPECS.
+ * m68k/vxm68k.h (CPP_SPEC): Delete.
+ (SUBTARGET_EXTRA_SPECS): Define.
+
+Wed Jan 31 15:10:59 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.c (output_epilog): Fix PPC64 typos and use TARGET_32BIT.
+ (output_prolog): Same.
+ (rs6000_trampoline_template, rs6000_trampoline_size): Use TARGET_32BIT.
+ * rs6000.md (movdf TARGET_POWERPC64 matcher): Fix std typo.
+ (movdi TARGET_POWERPC64 matcher): Same.
+
+Wed Jan 31 09:46:11 1996 Richard Earnshaw (rearnshaw@armltd.co.uk)
+
+ * regs.h (regno_pointer_align, REGNO_POINTER_ALIGN): Delete from here.
+ * rtl.h (regno_pointer_align, REGNO_POINTER_ALIGN): Put them here.
+
+Wed Jan 31 08:26:12 1996 Andreas Schwab (schwab@issan.informatik.uni-dortmund.de)
+
+ * m68k/linux.h (STRICT_ALIGNMENT): Define to zero.
+ (LEGITIMATE_PIC_OPERAND_P): Match definition from m68kv4.h.
+
+ * m68k.h (TRAMPOLINE_{TEMPLATE,SIZE}): Avoid need for helper function.
+ (INITIALIZE_TRAMPOLINE): Likewise.
+ (TRAMPOLINE_ALIGNMENT): Renamed from TRAMPOLINE_ALIGN.
+ * m68k/next.h (INITIALIZE_TRAMPOLINE): Adjusted accordingly.
+
+ * m68kv4.h (STATIC_CHAIN_REGNUM): Redefine to use register a1.
+ (TRAMPOLINE_TEMPLATE): Likewise.
+
+ * m68k/linux.h, m68kv4.h (LIBCALL_VALUE): Return XFmode value in fp0.
+ * m68k.c (init_68881_table): Use SFmode for the first six
+ constants and DFmode for the seventh.
+
+ * m68k.md (movqi): Use moveq if possible.
+
+Wed Jan 31 08:18:15 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (expand_builtin, case BUILT_IN_NEXT_ARG): Strip off
+ INDIRECT_REF when checking second arg.
+
+ * calls.c (struct arg_data, expand_call): Test STRICT_ALIGN with #if.
+
+Wed Jan 31 07:47:56 1996 Tim Wright (timw@sequent.com)
+
+ * configure (i[345]-sequent-sysv*): Change to sysv3*; add i686.
+ (i[3456]86-sequent-ptx4*, i[3456]86-sequent-sysv4*): New cases.
+ * fixinc.ptx (sys/mc_param.h): Remove embedded asm.
+ * fixinc.svr4 (__STDC__): Add one more case.
+ * i386/ptx4-i.h, ptx4.h: New files.
+
+Wed Jan 31 07:15:23 1996 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Allow MOTOROLA syntax.
+
+ * m68k.md ({adddi,subdi}_sexthishl32): 'a' and 'd' versions merged
+ and fixed; do not generate 'add/sub a,m'.
+
+ * gcc.c (warn_std_ptr): Initialize with 0 instead of NULL_PTR.
+
+Tue Jan 30 13:29:05 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * dbxout.c: Don't include <string.h>.
+ Don't compare strchr result to NULL.
+
+ * config/svr4.h (ASM_FINAL_SPEC): Use %|, not ${pipe:-}.
+
+Tue Jan 30 06:48:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * combine.c (nonzero_bits, case REG): Ignore REG_POINTER_ALIGNMENT.
+ Restore old code for SP, but use it for all pointers to
+ defined locations in the frame.
+
+Mon Jan 29 11:25:28 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * dbxout.c (dbxout_type_methods): Don't use #ifndef inside call to
+ strchr.
+
+Sun Jan 28 14:44:09 1996 Doug Evans <dje@cygnus.com>
+
+ * config/dbxcoff.h (*): #undef first.
+
+Sat Jan 27 21:46:16 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.c (rs6000_sync_trampoline): Add cmpdi to 64bit case.
+ (rs6000_initialize_trampoline): CSE of Pmode to pmode.
+ * rs6000.md (movdf): Handle move between FPR and 64 bit GPR.
+ (movdi matcher): Handle SPR move to itself and add "mr." combiner.
+
+Sat Jan 27 10:06:31 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Redefine, put small
+ data items in .sbss if -msdata.
+ (SWITCH_TAKES_ARG): Add 'B', 'b', and 'V'.
+
+Sat Jan 27 07:59:25 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.h (enum built_in_function): Add BUILT_IN_{SET,LONG}JMP.
+ * expr.c: Include hard-reg-set.h.
+ (arg_pointer_save_area): New declaration.
+ (expand_builtin, case BUILT_IN_{SET,LONG}JMP): New cases.
+ * Makefile.in (expr.o): Includes hard-reg-set.h.
+ * c-decl.c (init_decl_processing): Add definitions for
+ __builtin_setjmp and __builtin_longjmp.
+ * cccp.c (initialize_builtins): Add def of __HAVE_BUILTIN_SETJMP__.
+
+ * expr.c (expand_expr, case COMPONENT_REF): Pass EXPAND_INITIALIZER
+ to recursive call.
+
+Fri Jan 26 17:24:07 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.h (sparc_arch_type): Delete.
+ ({,TARGET_}MASK_DEPRECATED_V8_INSNS): Define.
+ (ARCH64_SWITCHES): Renamed from V9_SWITCHES.
+ * sparc.c (sparc_arch_type): Delete.
+ (sparc_init_modes): Likewise.
+ (output_move_quad): Don't use ldq/stq unless TARGET_HARD_QUAD.
+ * sparc/sp64-sol2.h (TARGET_DEFAULT): Add MASK_DEPRECATED_V8_INSNS.
+ (SUBTARGET_SWITCHES): Add -m{no-,}deprecated-v8-insns.
+ * sparc.md (arch attribute): Rewrite.
+ (isa): New attribute.
+ (32 bit multiply/divide patterns): Use if TARGET_DEPRECATED_V8_INSNS.
+ (32 bit divide patterns): V9 doesn't require delay after y reg write.
+
+Fri Jan 26 12:08:43 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (TARGET_32BIT): Define.
+ (BITS_PER_WORD, UNITS_PER_WORD): Invert so 32bit expected case.
+ (LONG_TYPE_SIZE, POINTER_BOUNDARY, PARM_BOUNDARY): Likewise.
+ (RS6000_REG_SAVE, RS6000_SAVE_AREA, RS6000_VARARGS_SIZE): Likewise.
+ (RETURN_ADDRESS_OFFSET, CASE_VECTOR_MODE, MOVE_MAX): Likewise.
+ (Pmode, FUNCTION_MODE): Likewise.
+ (LEGITIMATE_OFFSET_ADDRESS_P): Handle TARGET_64BIT.
+ (GO_IF_LEGITIMATE_ADDRESS, LEGITIMIZE_ADDRESS): Likewise.
+ (GO_IF_MODE_DEPENDENT_ADDRESS): Same.
+
+Fri Jan 26 10:37:52 1996 Stan Coxs <coxs@dg-rtp.dg.com>
+
+ * m88k.md (umulsidi3): Added for the 88110
+
+Fri Jan 26 09:35:42 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (STRIP_NAME_ENCODING): Deal with names that have
+ both @ and * prefix characters.
+ (ASM_OUTPUT_LABELREF): Ditto.
+
+Thu Jan 25 10:03:34 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.h (LEGITIMIZE_ADDRESS): Rewrite to use HOST_WIDE_INT, not
+ plain int.
+ (optimize,flag_expensive_optimizations): Provide declaration for
+ expander functions.
+
+ * rs6000.md (movsi): Correct code in splitting an address into
+ load from the TOC, and add low/high integer parts. If expensive
+ optimizations, and reload hasn't started, use separate pseudo regs
+ for each step.
+
+ * rs6000.c (small_data_operand): Don't use the function
+ eliminate_constant_term, unwind code directly.
+ (input_operand): SYMBOL_REF/CONST of small data operand is valid.
+ (print_{,address_}operand): Add @sda21(0) in appropriate cases for
+ small data.
+ %L, etc. so that if the item is in small memory, the appropriate
+ relocation is used.
+ (rs6000_select{,_rtx}_section): Don't put floating point constants
+ or small strings in .sdata2 since we can't tell from the pointer
+ whether it is in the small data area or not.
+
+ * rs6000.h (EXTRA_CONSTRAINT): Add 'U' for small data references.
+ (LEGITIMATE_SMALL_DATA_P): Test explicitly for SYMBOL_REF or CONST
+ before calling small_data_operand.
+
+ * rs6000.md (movsi): Handle the addresses of small data items.
+
+ * rs6000/sysv4.h (g_switch_{value,set}): Add declarations.
+ (SDATA_DEFAULT_SIZE): Default to 8.
+ (SUBTARGET_OVERRIDE_OPTIONS): If -G was not set, set it to
+ SDATA_DEFAULT_SIZE.
+ (CC1_SPEC): Pass -G nn to the compilers.
+ (SWITCH_TAKES_ARG): Add -G nn support.
+ (LINK_SPEC): Pass -G nn to the linker.
+
+Thu Jan 25 09:16:34 1996 Doug Evans <dje@cygnus.com>
+
+ * configure (sparc64-*-solaris2*): New target.
+ * sparc.h (SPARC_{V9,ARCH64}): Default value is 0.
+ (*): Replace SPARCV9 with SPARC_{V9,ARCH64}.
+ (MASK_CPUS): Define.
+ ({MASK,TARGET}_ENV32): Delete.
+ ({MASK,TARGET}_ARCH64,TARGET_ARCH32): Define.
+ (TARGET_SWITCHES): Reset cpu flags first for each variant.
+ (CONDITIONAL_REGISTER_USAGE): If 32 bit v9 system, unfix g1-g4,
+ fix g5, and make %f48-%f80 call used.
+ * sparc/sp64-aout.h (SPARC_{V9,ARCH64}): Define.
+ (TARGET_VERSION): Define.
+ (TARGET_DEFAULT): Add MASK_ARCH64, delete MASK_ENV32.
+ (JUMP_TABLES_IN_TEXT_SECTION): Define.
+ (READONLY_DATA_SECTION): Make text_section.
+ * sparc/sp64-elf.h (SPARC_{V9,ARCH64}): Define.
+ (TARGET_DEFAULT): Add MASK_ARCH64.
+ (ENDFILE_SPEC): No longer need to check for -nostartfiles.
+ (ASM_IDENTIFY_GCC): Define as empty.
+ * sparc/sp64-sol2.h: New file.
+ * sparc.c (*): Replace TARGET_V9 with TARGET_ARCH64.
+ (hard_32bit_mode_classes): Add v9 regs.
+ (gen_v9_scc): Handle 32 bit v9 case. Call v9_regcmp_p.
+ * sparc.md (*): Replace TARGET_V9 with TARGET_ARCH64 in places
+ requiring 64 bit environment.
+ (multf3_extend): Require TARGET_HARD_QUAD.
+
+Thu Jan 25 00:33:25 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * dbxcoff.h (DBX_USE_BINCL): Define.
+ (DBX_CONTIN_LENGTH): Define if not defined.
+
+Wed Jan 24 18:00:12 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * alpha.c (alpha_write_verstamp): Only emit MS_STAMP and LS_STAMP,
+ not the extra numbers.
+
+Wed Jan 24 15:18:15 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (init_cumulative_args): Rewrite to use DEFAULT_ABI
+ runtime tests, instead of V.4 #ifdefs.
+ (function_arg{,_advance,_partial_nregs,_pass_by_reference}): Ditto.
+ (setup_incoming_varargs): Ditto.
+ (init_cumulative_args): Set call_cookie field to CALL_NORMAL or
+ CALL_NT_DLLIMPORT.
+ (function_arg): Add support for DLL imports.
+ (rs6000_valid_{decl,type}_attribute_p): New functions for NT
+ attributes cdecl, stdcall, dllimport, and dllexport.
+ (rs6000_comp_type_attributes): New attribute support.
+ (rs6000_set_default_type_attributes): Ditto.
+ (rs6000_dll_import_ref): Ditto.
+
+ * rs6000.h (FP_ARG_{AIX,SYSV}_MAX_REG): Move here from sysv4.h.
+ * sysv4.h (FP_ARG_{AIX,SYSV}_MAX_REG): Move to rs6000.h.
+
+ * rs6000.h (rs6000_call_cookie): New enum to describe the integer
+ that is the 2nd argument to call insns and 3rd argument to
+ call_value insns. Add support for NT DLL imports.
+ (rs6000_args): Add call_cookie field.
+ (VALID_MACHINE_{DECL,TYPE}_ATTRIBUTE): Define to call C functions.
+ ({COMP_TYPE,SET_DEFAULT_TYPE}_ATTRIBUTES): Ditto.
+ (rs6000_valid_{decl,type}_attribute_p): Add declarations.
+ (rs6000_comp_type_attributes): Ditto.
+ (rs6000_set_default_type_attributes): Ditto.
+ (rs6000_dll_import_ref): Ditto.
+
+ * win-nt.h (ASM_DECLARE_FUNCTION_NAME): Add support for dllexport
+ attribute.
+
+ * rs6000.md (call insns): Add support for NT dllimport functions,
+ and fix up NT indirect calls. Also correctly set the flag
+ rs6000_save_toc_p on NT indirect calls.
+
+ * aix41.h (LINK_SPEC): Use new extra specs to avoid separate
+ versions for native and cross compilation.
+ * rs6000.h (LINK_SPEC): Ditto.
+ * sysv4.h (LINK_SPEC): Ditto.
+
+ * rs6000.h (EXTRA_SPECS): Add link_syscalls, link_libg, link_path,
+ link_specs, and also allow target to define more with the macro
+ SUBTARGET_EXTRA_SPECS.
+ (LINK_{LIBG,SYSCALLS}_SPEC): Define as fixed pathnames if native
+ compilation, and currently nothing if cross compiling.
+ (LINK_START_SPEC): If not defined, define as empty.
+ * eabi{,sim}.h (LINK_START_SPEC): Add default -Ttext for
+ simulator.
+
+ * eabi{aix,le}.h (MULTILIB_DEFAULTS): Add -mno-sdata default.
+ * sysv4{,le}.h (MULTILIB_DEFAULTS): Ditto.
+
+ * rs6000.c (small_data_operand): New function to return true if
+ the operand lives in small data under eabi.
+ (rs6000_select{,_rtx}_section): New functions to determine whether
+ to put global and static items in the V.4/eabi small data areas if
+ -msdata.
+
+ * rs6000.h (LEGITIMATE_SMALL_DATA_P): Call small_data_operand it
+ if V.4.
+ (GO_IF_LEGITIMATE_ADDRESS): If LEGITIMATE_SMALL_DATA_P, the item
+ is a valid address.
+ (ASM_OUTPUT_LABELREF): Use fputs, not fprintf.
+ (small_data_operand): Declare function.
+
+ * sysv4.h (TARGET_SWITCHES): New switch -msdata to use V.4 and
+ eabi defined small data sections.
+ (SUBTARGET_OVERRIDE_OPTIONS): Don't allow -msdata and
+ -mrelocatable or -mcall-aix options.
+ (EXTRA_SECTION{S,_FUNCTIONS}): Add .sdata, .sdata2, and .sbss
+ sections.
+ (SELECT{,_RTX}_SECTION): Call (rs6000_select{,_rtx}_section).
+ (ASM_SPEC): The -msdata switch passes -memb to the assembler.
+ (ENCODE_SECTION_INFO): Prepend a '@' to the name, if the item
+ lives in a small data region.
+ (STRIP_NAME_ENCODING): Strip '@' in addition to '*'.
+ (ASM_OUTPUT_LABELREF): Strip a leading '@'.
+
+ * t-{ppc,eabi}gas (MULTILIB*): Add support for libraries built
+ with/without -msdata. Drop support for -mcall-aixdesc libraries.
+
+Wed Jan 24 15:18:15 1996 Kim Knuttila <krk@cygnus.com>
+
+ * rs6000/win-nt.h (LIB_SPEC): Change options to GNU ld style.
+ (From Jason Molenda)
+
+Wed Jan 24 14:32:48 1996 Jim Wilson <wilson@cygnus.com>
+
+ * reload1.c (used_spill_regs): New variable.
+ (reload): Set it.
+ * reorg.c (find_dead_or_set_registers): New function.
+ (mark_target_live_regs): Delete loop looking forward from target
+ and instead call find_dead_or_set_registers.
+ (fix_reg_dead_note): New function.
+ (fill_slots_from_thread): Call it.
+
+ * loop.c (scan_loop): Correct comment.
+ (strength_reduce): Correct comments. Don't set maybe_multiple when
+ pass branch to scan_start. Don't set not_every_iteration after
+ passing a CODE_LABEL, or after passing a branch out of the loop.
+ When outputting DEST_ADDR giv increments, put them next to the memory
+ address on machines with auto-increment addresses.
+ (record_biv): Set new field always_executed.
+ (record_giv): Set new fields always_executed and auto_inc_opt.
+ (maybe_eliminate_biv_1): Reject biv with auto_inc_opt optimization
+ in some cases.
+ * loop.h (struct induction): New fields always_executed and
+ auto_inc_opt.
+
+ * c-typeck.c (pointer_int_sum): Use TYPE_PRECISION (sizetype) not
+ POINTER_SIZE to agree with expr.c.
+
+Tue Jan 23 15:17:30 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc/sol2.h (ASM_OUTPUT_ALIGNED_LOCAL): Delete, use svr4.h's.
+
+Tue Jan 23 03:28:01 1996 Paul Eggert <eggert@twinsun.com>
+
+ * cexp.y: Use preprocessor arithmetic instead of C arithmetic
+ to avoid warnings on some compilers.
+ (HOST_WIDE_INT_MASK): Remove.
+ (MAX_CHAR_TYPE_MASK, MAX_WCHAR_TYPE_MASK): New macros.
+ (yylex): Use them.
+
+Mon Jan 22 18:39:21 1996 Per Bothner <bothner@cygnus.com>
+
+ * cppexp.c (cpp_parse_expr): Set HAVE_VALUE flag for unary
+ minus, even if skip_evaluation is true.
+
+Mon Jan 22 16:53:48 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (BIGGEST_ALIGNMENT): Increase to 64 always.
+ (BIGGEST_FIELD_ALIGNMENT): Define.
+ (GO_IF_LEGITIMATE_ADDRESS): Merge PRE_INC and PRE_DEC cases.
+ (LEGITIMIZE_ADDRESS): Use Pmode not SImode.
+ (CASE_VECTOR_MODE): Depend on TARGET_64BIT.
+ (ASM_OUTPUT_COMMON): Delete.
+ (ASM_OUTPUT_ALIGNED_COMMON): Define.
+ * rs6000/sysv4.h (BIGGEST_FIELD_ALIGNMENT): Undefine.
+ * rs6000.md (adddi3, subdi3, negsi2): New PowerPC64 patterns.
+ (ashldi3, lshrdi3, ashrdi3, anddi3, iordi3, xordi3): Same.
+ (moddi3, cmpdi, tablejump matchers): Same.
+ (divdi3): Update PowerPC64 patterns.
+ * rs6000.c (rs6000_initialize_trampoline, case ABI_AIX): Use Pmode
+ not SImode.
+
+Sun Jan 21 23:33:24 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * dbxout.c: Include <string.h>
+
+Fri Jan 19 17:17:00 1996 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * tree.h (CONSTRUCTOR_TARGET_CLEARED_P): Removed.
+ * expr.c (is_zeros_p, mostly_zeros_p): Handle SET_TYPE CONSTRUCTORs.
+ (store_constructor_field): New helper function.
+ (store_constructor): Take 'cleared' parameter.
+ (expand_expr): Fix store_constructor_call to pass 'cleared' of 0.
+
+ * expr.c (store_constructor, SET_TYPE): Fix off-by-one-error.
+ Also, devide start byte by BITS_PER_UNIT before passing to memset.
+ (store_constructor): `continue' in wrong place.
+
+ * expr.c (store_constructor): If storing into a range of array
+ elements, and the range is small, or the target it not memory,
+ unroll the loop (and use store_field, which handles REGs).
+ (store_constructor): Handle RANGE_EXPR in array index.
+
+Fri Jan 19 16:52:25 1996 Doug Evans <dje@charmed.cygnus.com>
+
+ * svr4.h (SWITCH_TAKES_ARG): Add 'x'.
+ * sparc/sol2.h (SWITCH_TAKES_ARG): Likewise.
+
+Fri Jan 19 15:18:38 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * dbxout.c (flag_minimal_debug): Initialize to 0 if both
+ NO_DOLLAR_IN_LABEL and NO_DOT_IN_LABEL are defined.
+ (dbxout_type_methods): If the mangled method name uses the special
+ C++ marker character, pass show_arg_types as 1 when calling
+ dbxout_type.
+
+Fri Jan 19 11:48:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/eabi-ci.asm (_SDA_BASE_): Move the default definition
+ from the .got section to the .sdata section. Do not add 32768.
+ (_SDA2_BASE_): Provide a default definition.
+
+ * rs6000/eabi-cn.asm (.got.blrl): Don't define this section any
+ more, linker now directly creates the blrl instruction at
+ _GLOBAL_OFFSET_TABLE_-4.
+
+Fri Jan 19 05:12:31 1996 Richard Earnshaw <rearnsha@armltd.co.uk>
+
+ * arm/lib1funcs.asm (__divsi3, __modsi3, __udivsi3, __umodsi3):
+ Replace with smaller, faster versions.
+
+Thu Jan 18 17:41:46 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sh.c (ctype.h): Delete.
+ (regno_reg_class, reg_class_from_letter): Add SH3e support.
+ (prepare_scc_operands, broken_move, push, pop, push_regs): Likewise.
+ (calc_live_regs, sh_expand_prologue, sh_expand_epilogue): Likewsie.
+ (initial_elimination_offset, arith_reg_operand): Likewise.
+ (sh_builtin_saveregs, fp_zero_operand, fp_one_operand): New functions.
+ (sh_function_arg, sh_function_arg_partial_nregs): Delete.
+ * sh.h (CPP_SPEC, CONDITIONAL_REGISTER_USAGE): Add SH3E support.
+ (TARGET_SWITCHES, OVERRIDE_OPTIONS, FIRST_PSEUDO_REGISTER): Likewise.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS, HARD_REGNO_MODE_OK): Likweise.
+ (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
+ (REG_ALLOC_ORDER, CONST_DOUBLE_OK_FOR_LETTER_P, NPARM_REGS): Likewise.
+ (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Likewise.
+ (FUNCTION_ARG_REGNO_P, CUMULATIVE_ARGS, ROUND_REG): Likewise.
+ (INIT_CUMULATIVE_ARGS, FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Likewise.
+ (FUNCTION_ARG_PARTIAL_NREGS, LEGITIMATE_CONSTANT_P): Likewise.
+ (MODE_DISP_OK_4, REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
+ (DBX_REGISTER_NUMBER, enum processor_type): Likewise.
+ (SH3E_BIT, TARGET_SH3E, FPUL_REG, FIRST_FP_REG, LAST_FP_REG): New.
+ (FIRST_FP_PARM_REG, FIRST_FP_RET_REG, BASE_RETURN_VALUE_REG): New.
+ (BASE_ARG_REG, enum sh_arg_class, struct sh_args): New.
+ (GET_SH_ARG_CLASS, PASS_IN_REG_P, sh_builtin_saveregs): New.
+ (EXPAND_BUILTIN_SAVEREGS, DOUBLE_TYPE_SIZE): New.
+ (TARGET_SWITCHES): Delete broken -m3l option.
+ * sh.md (cpu, movsi_i, movsf_i, blt, bge, sle, sge): Add SH3E support.
+ (push_e, pop_e, movsi_ie, movsf_ie, addsf3, subsf3): New patterns.
+ (mulsf3, macsf3, divsf3, floatsisf2, fix_truncsfsi2): New patterns.
+ (cmpgtsf_t, cmpqesf_t, cmpsf, negsf2, sqrtsf2, abssf2): New patterns.
+ (abssf2+9, abssf2+10): Add SH3e support to peepholes
+ (abssf2+11, abssf2+12): New peepholes for SH3e.
+ * t-sh (MULTILIB_OPTIONS): Add SH3E support.
+ (MULTILIB_DIRNAMES): Define to empty.
+
+Thu Jan 18 11:29:11 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * cplus-dem.c (cplus_demangle_opname): Change type of opname
+ parameter to const char *.
+ (cplus_mangle_opname): Change return type and type of opname
+ parameter to const char *. Don't cast return value.
+ * demangle.h (cplus_demangle_opname): Update declaration.
+ (cplus_mangle_opname): Likewise.
+
+Thu Jan 18 10:07:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * gcc.c (extra_specs): If EXTRA_SPECS is defined, define
+ extra_specs array to hold the extra specs the machine description
+ defines.
+ (set_spec): If EXTRA_SPECS is defined, handle the extra
+ specifications.
+ (process_command, main, validate_all_switches): Likewise.
+
+ * rs6000/{rs6000.h,powerpc.h,aix41.h} ({CPP,ASM}_SPEC): Use common
+ specs with EXTRA_SPECS, only modifying things in the target that
+ needs to be modified, rather than having tons of mostly duplicate
+ definitions.
+ * rs6000/{sysv4{,le}.h,}netware.h,lynx.h,} ({CPP,ASM}_SPEC): Ditto.
+ * rs6000/eabi{le,aix}.h,aix3newas.h}} ({CPP,ASM}_SPEC): Ditto.
+
+Wed Jan 17 19:38:24 1996 Paul Eggert <eggert@twinsun.com>
+
+ * cexp.y (HOST_WIDE_INT_MASK): Renamed from LONG_MASK;
+ use HOST_WIDE_INT.
+ (HOST_WIDE_INT, HOST_BITS_PER_WIDE_INT): Put back.
+ (parse_c_expression, expression_value, parse_escape, left_shift,
+ right_shift, struct constant, exp, parse_number, yylex):
+ Replace `long' with `HOST_WIDE_INT'.
+ * cccp.c (PTR_INT_TYPE): Remove obsolete define to `long'.
+ (parse_escape, parse_c_expression, eval_if_expression, get_lintcmd,
+ do_line, do_if, do_elif): Replace `long' with `HOST_WIDE_INT'.
+ (trigraph_pcp): Don't assume a pointer difference fits in an int.
+
+Wed Jan 17 18:56:31 1996 Jim Wilson <wilson@cygnus.com>
+
+ * expmed.c (extract_bit_field): For multi-word bitfield, clobber
+ target before storing to it.
+
+Wed Jan 17 14:19:34 1996 J.T. Conklin <jtc@slave.cygnus.com>
+
+ * sparc/{t-sol2,t-sunos40,t-sunos41}: Define away LIBGCC1_TEST
+ so that cross compilers targeted at these systems will build.
+
+Wed Jan 17 09:51:58 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.h (v9 INIT_CUMULATIVE_ARGS): Fix typos.
+
+ * gcc.c (process_command): New local lang_n_files, and use
+ it in test of -c with -o. Move test of -save-temps.
+ Test for trailing NUL in -c.
+
+ * i386/t-go32: New file.
+ * i386/xm-go32.h: New file.
+ * configure (i[345]86-*-go32*): Define xm_file and tmake_file.
+
+Wed Jan 17 07:47:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * cccp.c (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Put back.
+ (pcfinclude): Use HOST_WIDE_INT for casting pointer to integer.
+
+Wed Jan 17 05:25:06 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * va-pa.h (__gnuc_va_list): Use a "void *".
+
+Tue Jan 16 18:45:23 1996 Per Bothner <bothner@cygnus.com>
+
+ * cppexp.c (cpp_lex): Do cpp_pop_buffer after CPP_POP so retried
+ cpp_skip_hspace will actually work.
+
+ * cppexp.c (SKIP_OPERAND): New macro.
+ (cpp_parse_expr): Suppress evaluation and diagnostics in
+ unevaluated subexpressions.
+ Corresponds to Eggert's Fri Jun 9 17:58:29 1995 change.
+
+Tue Jan 16 11:59:07 1996 Mike Stump <mrs@cygnus.com>
+
+ * expr.c (expand_expr, case COND_EXPR): Make sure cleanups live on
+ the function_obstack as they are used by the exception handling code.
+ (defer_cleanups_to): Ditto.
+ (TRUTH_ANDIF_EXPR): Ditto.
+ (TRUTH_ORIF_EXPR): Ditto.
+
+Tue Jan 16 13:57:13 1996 Jim Wilson <wilson@cygnus.com>
+
+ * cccp.c (new_include_prefix): Ignore ENOTDIR error from stat.
+
+Tue Jan 16 12:18:56 1996 Doug Evans <dje@cygnus.com>
+
+ * i386/t-sol2 (crt[1in].o): Add missing -c.
+ * sparc/t-sol2 (crt[1in].o,gcrt1.o): Likewise.
+ Source files are assembler.
+
+ * gcc.c (do_spec_1, case 'W'): Rename local `index' to `cur_index' to
+ avoid warning on solaris.
+
+Tue Jan 16 11:42:09 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * dbxcoff.h: New file for stabs in COFF support.
+ * a29k/a29k-udi.h: Use dbxcoff.h.
+ * h8300.h, i960/i960-coff.h, m68k/coff.h, m88k/m88k-coff.h: Likewise.
+ * sh.h, sparc/litecoff.h: Likewise.
+
+Tue Jan 16 08:21:45 1996 Hans-Peter Nilsson <Hans-Peter.Nilsson@axis.se>
+
+ * optabs.c (expand_fix): Don't copy TARGET to TO if same.
+
+ * expr.c (emit_move_insn_1): Don't emit clobber when moving
+ by parts and source equals destination.
+
+Tue Jan 16 08:08:29 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expmed.c (extract_bit_field): Don't abort if not MEM_IN_STRUCT_P.
+
+ * local-alloc.c (memref_referenced_p, case REG): Fix last change.
+
+ * fold-const.c (const_binop): Strip NOPS from both args.
+
+ * regclass.c (regclass): Remove useless cast.
+
+Tue Jan 16 07:06:03 1996 Paul Eggert <eggert@twinsun.com>
+
+ * cexp.y: General code cleanup in the style of 1995-04-01 change.
+ Add prototypes for static functions.
+ Add parentheses suggested by `gcc -Wparentheses'.
+ Use `long' uniformly, instead of long, int, HOST_WIDE_INT mess.
+ (struct constant): Use `signedp' flag (with sign bit) instead of
+ `unsignedp' flag; it's a little more convenient.
+
+ (HAVE_STDLIB_H, STDC_HEADERS, LONG_MASK, __attribute__, PROTO,
+ VA_START, PRINTF_ALIST, PRINTF_DCL, PRINTF_PROTO, PRINTF_PROTO_1,
+ vfprintf, SIGNED, UNSIGNED): New symbols.
+ <stdlib.h>: Include if HAVE_STDLIB_H.
+ <string.h>: New include.
+ (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Remove.
+ (yylex, yyerror, expression_value, parse_number,
+ initialize_random_junk): Now static.
+
+ (overflow_sum_sign): Renamed from possible_sum_sign, with an
+ extra arg SIGNEDP.
+ (parse_number): Inline strcmp when checking for "0x".
+ (yylex): Keep track of mask needed when decoding wide characters.
+ (parse_escape): New arg RESULT_MASK; use it instead of
+ assuming char width.
+ (yylex, parse_escape, parse_c_expression): Store all host
+ integers as long, not int or HOST_WIDE_INT.
+ (left_shift): No need to do signed left shifts separately.
+
+ These changes are for the test program (if TEST_EXP_READER):
+ (pedantic, traditional): Allocate storage.
+ (main): Set pedantic, traditional, yydebug depending on args.
+ (is_hor_space, warning, lookup): Change types and implementation
+ to match rest of program.
+ (pedwarn, check_assertion, xmalloc): New functions.
+
+ * cccp.c (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Remove.
+ (parse_escape, parse_c_expression, eval_if_expression):
+ Change return type to `long'; all callers changed.
+ (pcfinclude): Use `int', not HOST_WIDE_INT; any integral type will do.
+
+ * cccp.c (skip_quoted_string): If pedantic and not pedantic_errors,
+ skipped multiline strings elicit a warning, not an error.
+ (rescan): Minor code reorg to keep it parallel with skip_quoted_string.
+
+ * fold-const.c (left_shift_overflows): Remove; unused.
+
+ * c-typeck.c (convert_for_assignment): Don't automatically convert
+ from a union member to the union.
+
+Tue Jan 16 06:26:00 1996 Stefan Vogel (stefan@ssw.de)
+
+ * config/svr4.h (ASM_OUTPUT_SECTION_NAME): Define section attributes
+ only when a section is defined the first time.
+
+Tue Jan 16 06:03:27 1996 Thomas Graichen <graichen@omega.physik.fu-berlin.de>
+
+ * i386/freebsd.h (ASM_WEAKEN_LABEL): Deleted; not supported.
+
+Mon Jan 15 20:59:49 1996 J. Kean Johnston <hug@netcom.com>
+
+ * Makefile.in (LIBGCC2_CLFAGS): Add -DIN_LIBGCC2.
+ (libgcc1.a): Add -DIN_LIBGCC1.
+ (stamp-crtS): Remove -fpic, use CRTSTUFF_CFLAGS_S.
+ * config/t-libc-ok: Add CRTSTUFF_CFLAGS_S.
+
+ * configure (i[3456]86-*-sco3.2v5*): New case.
+ * i386/sco5.h, i386/t-sco5, i386/x-sco5, i386/xm-sco5.h: New files.
+ * ginclude/stdarg.h, ginclude/varags.h: Add test for SCO Open Server 5.
+
+Mon Jan 15 20:44:13 1996 J.T. Conklin <jtc@netbsd.org>
+
+ * m68k/netbsd.h (ASM_SPEC): New macro.
+
+Mon Jan 15 17:01:16 1996 Doug Evans <dje@cygnus.com>
+
+ * c-lex.c (check_newline): Pass character after `#pragma' to
+ HANDLE_PRAGMA. Don't call get_directive_line if at end of line.
+ * c-common.c (get_directive_line): Watch for EOF.
+ * h8300.h (HANDLE_PRAGMA): New argument `c'.
+ Must issue `return' now.
+ * i960.h (HANDLE_PRAGMA): Likewise.
+ * sh.h (HANDLE_PRAGMA): Likewise.
+ * nextstep.h (HANDLE_PRAGMA): Likewise.
+ * h8300.c (handle_pragma): New argument `ch'.
+ Simplify pragma processing. Delete support for `#pragma section'.
+ * i960.c (process_pragma): New argument `c'. Change result to
+ terminating character.
+ * nextstep.c (handle_pragma): Likewise.
+ * sh.c (handle_pragma): Likewise. Also simplified.
+
+ * sched.c (reemit_notes): Add prototype.
+ (sched_analyze_2): Reorganize comments. Call prev_nonnote_insn.
+ (sched_analyze): Add abort call.
+ (schedule_block): Call prev_nonnote_insn.
+ Move call of reemit_notes to after SCHED_GROUP_P scheduling.
+ Set `head' to `last'.
+
+Mon Jan 15 16:12:25 1996 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * configure (*-*-gnu*): Use tmake_file=t-gnu.
+ * config/t-gnu (CRTSTUFF_T_CFLAGS): New file.
+ * configure (*-*-gnu*): Remove crtbeginS.o and crtendS.o frmo
+ $extra_parts. Use xmake_file=x-linux.
+
+Mon Jan 15 15:30:49 1996 Gran Uddeborg <gvran@uddeborg.pp.se>
+
+ * i386/svr3{,z}.ifile: Allocate address areas for the "stab"
+ and "stabstr" sections.
+
+Mon Jan 15 14:39:14 1996 Paul Eggert <eggert@twinsun.com>
+
+ * c-decl.c (finish_incomplete_decl): Warn if completing an
+ array that wasn't declared extern. Simplify test for whether
+ completion is needed.
+
+ * cccp.c (do_xifdef): Warn about `#ifdef 0' if not traditional;
+ formerly the warning was issued if not pedantic.
+
+Mon Jan 15 13:24:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md ({add,sub}di3): Make it work on little endian PowerPC
+ systems.
+
+ * rs6000/eabi-c{i,n}.asm (.sbss2 section): Don't make .sbss2 a
+ .bss section just yet, because it confused the linker.
+
+Mon Jan 15 08:50:31 1996 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.md (pushdi): Allow "i" for operand 1.
+ (extendqidi2): Improve 68000 code generation.
+ (adddi_lshrdi_63): New pattern.
+
+Mon Jan 15 08:38:40 1996 H.J. Lu {hjl@gnu.ai.mit.edu)
+
+ * configure (i[3456]86-*-linux*): Add extra_parts.
+ * i386/linux.h (LIB_SPEC): Remove %{mieee-fp:-lieee}.
+ Use -lc_p for -profile.
+ (CC1_SPEC): New macro.
+ * linux.h (STARTFILE_SPEC): Use crtbegin.o for both shared llibrary
+ and normal executable; use gcrt1.o for -profile.
+ (ENDFILE_SPEC): Use crtend.o for shared llibrary and normal executable.
+ * x-linux (INSTALL_ASSERT_H): Unset it.
+ * configure (i[3456]86-*-linux*oldld*): Set xmake_file to x-linux-aout.
+ (i[3456]86-*-linux*aout*): Likewise.
+ * x-linux-aout: New file, copied from config/x-linux.
+
+Mon Jan 15 07:41:05 1996 Dmitry K. Butskoy (buc@stu.spb.su)
+
+ * varasm.c (in_data_section): New function.
+
+Mon Jan 15 07:37:13 1996 Andreas Schwab (schwab@issan.informatik.uni-dortmund.de)
+
+ * c-typeck.c (build_c_cast): Don't warn about alignment when we
+ have an opaque type.
+
+Mon Jan 15 07:22:59 1996 Michel Delval (mfd@ccv.fr)
+
+ * reload.c (find_equiv_reg): Apply single_set, not PATTERN, to WHERE.
+
+Mon Jan 15 07:02:21 1996 John F. Carr <jfc@mit.edu>
+
+ * reorg.c (mark_referenced_resources, case TRAP_IF): Set volatil.
+
+Mon Jan 15 06:20:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * gcc.c (process_commands): Remove inadvertant fallthrough.
+
+ * function.c ({,round_}trampoline_address): TRAMPOLINE_ALIGNMENT is
+ in bits, not bytes.
+
+ * objc/archive.c (objc_{write,read}_type, case _C_STRUCT_B): Fix typo.
+
+ * expr.c (expand_expr, case COMPONENT_REF): Don't make recursive
+ call on object with EXPAND_SUM.
+
+ * stmt.c (save_expr_regs): Delete declaration; unused.
+
+Sun Jan 14 21:44:26 1996 Michael Meissner <meissner@wogglebug.tiac.net>
+
+ * rs6000/eabi-ci.asm (__EXCEPT_START__): Provide label for start
+ of g++ exception pointers.
+
+ * rs6000/eabi-cn.asm (__EXCEPT_END__): Provide label for end of
+ g++ exception pointers.
+
+ * rs6000/eabi.asm (__eabi): Relocate exception pointers unless
+ they are NULL.
+
+ * va-ppc.h (va_arg): Long longs are always passed in odd registers.
+
+ * rs6000.c (function_arg_boundary): On V.4, long longs are always
+ passed in odd registers.
+
+ * rs6000.md ({add,sub}di3): Remove restriction for POWER only,
+ since all of the instructions used are common to both
+ architectures.
+
+Sun Jan 14 20:34:03 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * expr.c (expand_assignment): Fix alignment parm in emit_block_move.
+
+Sun Jan 14 19:00:25 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sched.c (schedule_block): Copy RTX_INTEGRATE_P bit when create
+ a new note.
+
+ * integrate.c (save_for_inline_copying, case NOTE): Copy
+ RTX_INTEGRATED_P bit.
+
+Sun Jan 14 17:57:52 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * stupid.c (stupid_find_reg): Don't try to allocate reg if live
+ over more than 5,000 insns.
+
+Sat Jan 13 23:09:07 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.h (STACK_BOUNDARY): Bring back down to 64bits.
+
+ * pa.md (pre_ldwm): Fix bug exposed by recent changes.
+ Simplify.
+ (pre_stwm, post_ldwm, post_stwm): Likewise.
+ (HImode and QImode variants): Likewise.
+ * pa.c (hppa_expand_prologue): Corresponding changes.
+ (hppa_expand_epilogue): Likewise.
+
+ * pa.c (hppa_legitimize_address): Generate more indexing
+ address modes.
+
+Fri Jan 12 19:03:21 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc/sol2.h (COMMON_ASM_OP): Delete, use sysv4.h's.
+
+ * sched.c (schedule_block): Maintain a valid chain so
+ emit_note_before works.
+
+Fri Jan 12 13:20:01 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/eabi{,-ci,-cn}.asm: Add support for V.4 .sbss/.sdata, and
+ eabi .sbss2/.sdata2 sections, loading up r13 and r2 respectively
+ if the sections were used, and we don't need to relocate the
+ pointers.
+
+Thu Jan 11 19:41:07 1996 Per Bothner <bothner@cygnus.edu>
+
+ * sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use AGGREGATE_TYPE_P so
+ QUAL_UNION_TYPE and SET_TYPE are also passed by invisible reference.
+ * sparc.h (INIT_CUMULATIVE_ARGS for SPARCV9): Return types of
+ QUAL_UNION_TYPE and SET_TYPE also make invisible 1st argument.
+
+Thu Jan 11 18:33:50 1996 Doug Evans <dje@cygnus.com>
+
+ * h8300.h (TARGET_ALIGN_STRUCT_300): New macro.
+ (TARGET_SWITCHES): Add -malign-struct-300.
+ (BIGGEST_FIELD_ALIGNMENT): Update.
+
+Thu Jan 11 12:07:44 1996 J.T. Conklin <jtc@cygnus.com>
+
+ * h8300.h (CPP_PREDEFINES): Delete -D_DOUBLE_IS_32BITS.
+
+Thu Jan 11 11:09:33 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (mulsf3 !POWERPC): Use dmul attribute.
+ (divsf3 !POWERPC): Use ddiv attribute.
+
+Thu Jan 11 11:09:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/eabi-ctors.c (__do_global_ctors): If global variable
+ __atexit is non-NULL, call it with __do_global_dtors address to
+ register the function to run destructors.
+ (__do_global_{c,d}tors): Guard against NULL pointers.
+
+ * rs6000/eabi.asm (__eabi): If the __eabi function was already
+ called, do nothing.
+
+Thu Jan 11 11:29:09 1996 Doug Evans <dje@cygnus.com>
+
+ * fixincludes: Wrap rpc/types.h in extern "C", for osf2.0.
+
+Wed Jan 10 13:16:03 1996 Doug Evans <dje@cygnus.com>
+
+ * varasm.c (variable_section): New function.
+ (assemble_variable): Call it.
+
+Wed Jan 10 11:27:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/eabi-c{i,n}.asm (__DTOR_{LIST,END}__): Fix typo.
+ * rs6000/eabi{,sim}.h ({START,END}FILE_SPEC): Add %s to object
+ files.
+
+ * rs6000/t-{eabi,eabigas,ppc,ppcgas} (MULTILIB_MATCHES): Drop
+ support for obsolete -mcpu=mpc403.
+ Add -mcpu=821 and -mcpu=860 to soft-float defaults.
+
+ * rs6000/t-eabi{,gas} (LIBGCC): Add stmp-crt.
+ (INSTALL_LIBGCC): Add install-crt.
+ (EXTRA_PARTS): Delete.
+ (stmp-crt{,-sub}): New rules to build crti.o and crtn.o in a
+ multilib fashion.
+ (install-crt): Install the multilib crt values.
+
+Tue Jan 9 17:30:16 1996 Doug Evans <dje@cygnus.com>
+
+ * c-tree.h (merge_attributes): Moved from here.
+ * tree.h (merge_attributes): To here.
+ * c-typeck.c (merge_attributes): Moved from here.
+ * tree.c (merge_attributes): To here.
+
+Mon Jan 8 18:27:38 1996 Arne H. Juul <arnej@pvv.unit.no>
+
+ * mips/netbsd.h (LINK_SPEC): Change nostdlib to nostartfiles.
+ (LOCAL_LABEL_PREFIX): Delete.
+ (ASM_OUTPUT_SECTION_NAME): Define.
+
+Sun Jan 7 17:11:11 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * collect2.c (scan_libraries): Correct Import File ID interpretation.
+
+Sun Jan 7 16:56:56 1996 Michael Meissner <meissner@wombat.gnu.ai.mit.edu>
+
+ * {svr4,mips/elf{,64}}.h (MAX_OFILE_ALIGNMENT): Define as 32768*8.
+
+Sat Jan 6 15:52:36 1996 Doug Evans <dje@cygnus.com>
+
+ * a29k/vx29k.h (CPP_SPEC): Define.
+
+ * configure: Recognize any --with/--without option.
+
+ * Makefile.in (MAKEINFOFLAGS): New variable.
+ (cpp.info,gcc.info): Use it.
+
+ * sparc/t-sol2 (crt1.o,crti.o,crtn.o,gcrt1.o): Use $(GCC_FOR_TARGET).
+ * i386/t-sol2 (crt1.o,crti.o,crtn.o): Likewise.
+
+Fri Jan 5 10:44:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/aix{3newas,41}.h ({ASM,CPP}_SPEC): Update for new
+ processors.
+ * rs6000/eabi{aix,le}.h ({ASM,CPP}_SPEC): Ditto.
+ * rs6000/{lynx,netware,powerpc,sysv4}.h ({ASM,CPP}_SPEC): Ditto.
+
+ * rs6000.c (rs6000_override_options): Remove requirement that
+ -mcpu=common be big endian.
+ (rs6000_stack_info): If NAME__main is defined, mark this function
+ as doing a call, even if there are no arguments.
+
+ * rs6000.md (SI*SI->DI splitters): Add reload_completed
+ condition.
+ (mulsidi3): If big endian, do move directly, rather than moving by
+ pieces.
+
+ * rs6000/eabi{,sim}.h (STARTFILE_SPEC): Add crti.o before any
+ other objects.
+ (ENDFILE_SPEC): Add crtn.o after any objects.
+ * rs6000/t-eabi{,gas}: Build crt{i,n}.o from eabi-crt{i,n}.asm.
+ * rs6000/eabi-crt{i,n}.asm: New files to provide begin/end labels
+ for all special sections used by eabi as opposed to relying on GLD
+ to set all of these symbols.
+ * rs6000/eabi.asm (__eabi): Change to use the new labels provided
+ above. Don't assume that the .got2, .ctors, .dtors, and .fixup
+ sections are contiguous.
+
+Fri Jan 5 10:40:37 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (mulh_call): Remove r4 clobber.
+ (quoss_call): Remove cr0 and cr1 clobbers.
+
+ * rs6000.md (function units): Add MPC505/821/860 support.
+ (SF multiply add combiner patterns): Use dmul attribute when limited
+ to DFmode POWER instructions.
+ * rs6000.c (processor_target_table): Add MPC505/821/860 support.
+ Remove MASK_POWER and add MASK_PPC_GFXOPT for PPC602. Always use
+ new mnemonics for common mode.
+ (rs6000_override_options): Don't set SOFT_FLOAT based upon
+ PROCESSOR_DEFAULT.
+ * rs6000.h (processor_type): Add PROCESSOR_MPCCORE.
+ (RTX_COSTS): Add PROCESSOR_MPCCORE cases.
+ (CPP_SPEC): Add new processor support.
+
+Fri Jan 5 00:32:49 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.h (MACHINE_STATE_RESTORE): Add missing .align.
+
+Wed Jan 3 18:29:32 1996 Doug Evans <dje@cygnus.com>
+
+ * arm/lib1funcs.asm (__USER_LABEL_PREFIX__): Define if not already.
+ (CONCAT1,CONCAT2,SYM): Define.
+ (__udivsi3,__divsi3,__umodsi3,__modsi3,__div0): Use SYM to define
+ global labels.
+
+Wed Jan 3 02:41:39 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Call text_section.
+
+Tue Jan 2 16:12:13 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sh.c (gen_shifty_op): Output a NOP for a shift by 0.
+ (find_barrier): New variables si_limit, hi_limit. Set them depending
+ on whether we are optimizing. Set found_hi if the destination is
+ HImode.
+ (machine_dependent_reorg): If not optimizing, then change scan to a
+ note instead of calling delete_insn.
+ * sh.h (OVERRIDE_OPTIONS): Don't set optimize or flag_delayed_branch.
+
+ * dbxout.c (gstab.h): Include if cross compiling.
+
+Mon Jan 1 21:13:43 1996 Arkady Tunik <Arkady_Tunik@comverse.com>
+
+ * configure (i[3456]-*-solaris2*): Support stabs.
+ * i386/sol2dbg.h: New file.
+
+Mon Jan 1 09:08:01 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-typeck.c: Use DECL_C_BIT_FIELD, not DECL_BIT_FIELD in all tests.
+
+ * global.c (reg_allocno): No longer static.
+ * reload1.c (reg_allocno): Declare.
+ (order_regs_for_reload): New arg, GLOBAL.
+ Bias against regs allocated in local-alloc.
+ (reload): Pass new parm to order_regs_for_reload.
+
+ * local-alloc.c (reg_equiv_replacement): New variable.
+ (memref_referenced_p, case REG): Check for reg_equiv_replacement.
+ (update_equiv_regs): reg_equiv_replacement now file-scope.
+
+ * c-decl.c (finish_struct): Warn if field with enumeral type is
+ narrower than values of that type.
+
+ * combine.c (rtx_equal_for_field_assignment_p): New function.
+ (make_field_assignment): Use it.
+ Expand compound operations on both sides of an IOR.
+ Properly adjust constand in IOR when computing bit position.
+
+Sun Dec 31 18:47:22 1995 Doug Evans <dje@cygnus.com>
+
+ * m68k-none.h (MULTILIB_DEFAULTS): Define.
+
+Sun Dec 31 15:47:20 1995 Jeffrey A. Law <law@cygnus.com>
+
+ * hard-reg-set.h (losing_caller_save_reg_set): Declare.
+ * regclass.c (losing_caller_save_reg_set): Define.
+ (init_reg_sets_1): Initialize losing_caller_save_reg_set.
+ * global.c (find_reg): Avoid caller-saving registers in
+ losing_caller_save_reg_set.
+ * local-alloc.c (find_free_reg): Avoid caller-saving registers
+ in losing_caller_save_reg_set.
+ (CLASS_LIKELY_SPILLED_P): Delete definition. Moved into regs.h.
+ * regs.h (CLASS_LIKELY_SPILLED_P): Define if not already defined.
+
+ * reorg.c (fill_simple_delay_slots): Try to fill from the
+ target of an unconditional branch if necessary.
+
+ * pa.h (REG_ALLOC_ORDER): Allocate PA1.1 caller-saved FP regs
+ before PA1.0 caller-saved FP regs.
+
+ * sched.c (adjust_priority): Use ADJUST_PRIORITY if its defined.
+
+ * pa.h (ADJUST_PRIORITY): Define to keep lifetimes of registers
+ that will be allocated to %r1 shorter.
+
+Sun Dec 31 14:20:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * rtl.h (assign_temp): Add extra arg.
+ * function.c (assign_temp): Add extra arg, DONT_PROMOTE.
+ Don't return (const_int 0) for VOIDmode.
+ * stmt.c (expand_asm_operands): Call assign_temp with extra arg.
+ * expr.c (save_nocopied_parts, expand_expr): Likewise.
+ (expand_expr, case SAVE_EXPR): Set TEMP to (const_int 0)
+ if MODE is VOIDmode.
+ (expand_expr): Don't use assign_temp for pseudos when might
+ want to be TMODE.
+
+ * stmt.c (tail_recursion_args): Compare TYPE_MAIN_VARIANTs.
+
+ * calls.c (expand_call): Don't warn about not being able to
+ inline if -O0.
+ * expr.c (clear_pending_stack_adjust): Don't do optimization if -O0.
+ * function.c (instantiate_decls): Check DECL_SAVED_INSNS to see
+ if obstack change is needed.
+ * toplev.c (rest_of_compilation): Leave DECL_INLINE set even if
+ won't inline.
+
+ * tree.h: Add documentation on uses of common area flags.
+ (DECL_ERROR_ISSUED): New macro.
+ (DECL_NO_STATIC_CHAIN): New macro; currently unused.
+ * c-aux-info.c (gen_decl): DECL_REGISTER isn't defined
+ for FUNCTION_DECL.
+ * toplev.c (compile_file): Likewise.
+ * stmt.c (fixup_gotos): Use DECL_ERROR_ISSUED instead
+ of DECL_REGISTER.
+ * varasm.c ({bc_,}make_decl_rtl): Don't look at DECL_REGISTER
+ for functions.
+
+Sat Dec 30 07:57:11 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * sdbout.c (plain_type_1, case ARRAY_TYPE): Subtract lower bound
+ when writing dimension.
+
+Fri Dec 29 18:23:58 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (eval_if_expression): End expression with '\n', not '\0'
+ so '\0' can be diagnosed properly.
+ * cexp.y (yylex, parse_c_expression, main): Likewise.
+
+Thu Dec 28 18:24:54 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * tree.h (TYPE_ARRAY_MAX_SIZE): New macro (used by Chill).
+ * function.c (assign_temp): New function. Can handle Chill-style
+ variable-sized array with static maximum size.
+ * rtl.h (assign_temp): New declaration.
+ * stmt.c (expand_asm_operands): Use new assign_temp function.
+ * expr.c (save_noncopied_parts, expand_expr): Likewise.
+
+Thu Dec 28 15:28:47 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * function.c (assign_parms): Fix thinko for struct value arg.
+
+Fri Dec 29 12:41:47 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (movdf): Reinstate 12/24 change accidently dropped in
+ undoing 12/27 changes.
+
+Thu Dec 28 22:24:53 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.h: (reg_class): Undo 12/27 changes, except for formatting.
+ (REG_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
+ (REG_CLASS_FROM_LETTER): Likewie.
+ (PREDICATE_CODES): Delete predicate functions.
+ (gpc_reg{0,3,4,34}_operand): Delete declaration.
+ (cc_reg{0,1}_operand): Likewise.
+ * rs6000.c (gpc_reg{0,3,4}_operand): Delete.
+ (cc_reg{0,1}_operand): Likewise.
+
+ * rs6000.md (common mode functions): Undo 12/27 changes,and add
+ appropriate clobbers for common mode calls. Keep define_splits for
+ powerpc SI*SI->DI.
+
+Thu Dec 28 11:08:11 1995 Mike Stump <mrs@cygnus.com>
+
+ * sparc.h (RETURN_ADDR_OFFSET): Rename from NORMAL_RETURN_ADDR_OFFSET;
+ returns offset for the current function specifically.
+
+Thu Dec 28 07:07:14 1995 Paul Eggert <eggert@twinsun.com>
+
+ * c-lex.c (yylex): Improve error message for bogus numbers.
+ Consolidate duplicated code.
+
+ * cexp.y (parse_number): Improve error message for bogus numbers.
+ (yylex): Consider `0xe-1' to be a (bogus) number if not traditional.
+
+ * cccp.c (do_include): In VMS, worry only about EACCES when open fails.
+ (new_include_prefix): Don't try to stat dir prefixes in VMS.
+
+Wed Dec 27 14:02:54 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * fix-header.c: Add EXIT_FAILURE and EXIT_SUCCESS to stdlib.h if
+ missing. Re-write how errno is added to be done similarly.
+ (XOPEN_SYMBOL, XOPEN_EXTENDED_SYMBOL): New macros, to mark XPG4
+ functions.
+ (std_include_table): Add a number of functions (mostly XPG4).
+
+Tue Dec 26 23:18:34 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * sys-types.h: Add dummy definition for ssize_t.
+ * sys-protos.h (bcmp, bcopy, gethostname, lockf, read, readlink,
+ write): Fix prototypes to match Posix and XPG4.
+ (socket, strcasecmp, strncasecmp): New prototypes (from XPG4).
+
+Wed Dec 27 15:30:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * libgcc2.c (_bb_init_prg): Cast arg to bzero to (char *).
+
+ * regs.h (reg_rtx_no, regno_pointer_{flag_length,align): New decls.
+ (REGNO_POINTER_ALIGN): New macro.
+ * emit-rtl.c (regno_pointer_align): New variable.
+ (gen_reg_rtx): Extend regno_pointer_align table.
+ Allocate tables in saveable obstack.
+ (mark_reg_pointer): New arg, ALIGN.
+ (gen_inline_header): New args for reg info.
+ (set_new_first_and_last_insn): Set cur_insn_uid.
+ ({save,restore}_emit_status): Save and restore regno_pointer_align.
+ (restore_reg_data{,_1}): Deleted.
+ (init_emit): Allocate register tables in saveable obstack.
+ Set REGNO_POINTER_ALIGN for regs pointing into frame.
+ * function.c (assign_parms): Set REGNO_POINTER_ALIGN for
+ parms that are pointers.
+ * function.h (struct function): New field regno_pointer_align.
+ * expr.c (expand_expr, case VAR_DECL): Set REGNO_POINTER_ALIGN
+ when copying address into memory.
+ (expand_expr, case COMPONENT_REF, case ADDR_EXPR): Set alignment
+ of register when result or result's address.
+ (expand_expr, case CONVERT_EXPR): Don't handle -fforce-mem here.
+ * combine.c (set_nonzero_bits_and_sign_copies): Handle reg even
+ if only set once and in one basic block.
+ (nonzero_bits, case REG): Use REGNO_POINTER_ALIGN instead of
+ explicit alignment of registers pointing into frame.
+ * stmt.c (expand_decl): Set alignment of register for pointer
+ variable.
+ * optabs.c (emit_unop_insn): Don't do -fforce-mem for SIGN_EXTEND.
+ * cse.c (find_best_addr): Make sure folded address better before using.
+ * rtl.h (INLINE_REGNO_{RTX,POINTER_FLAG,POINTER_ALIGN}): New macros.
+ (gen_inline_header): Add three new parms.
+ * rtl.def (INLINE_HEADER): Add three new fields.
+ * integrate.c: Include regs.h.
+ (initialize_for_inline): Pass additional args to gen_inline_header.
+ (save_for_inline_copying): Make new regno_reg_rtx, regno_pointer_flag,
+ and regno_pointer_align arrays.
+ (expand_inline_function): Set alignment of reg for parm if passed
+ by hidden pointer.
+ Set regno_pointer_{flag,align} into remap table.
+ (copy_rtx_and_substitute): Set alignment of pointers into
+ stack frame.
+ Copy pointer flag and alignment to regs that are copies of
+ pointer registers from the original regs.
+ (output_inline_function): Don't call restore_reg_data.
+ Restore reg_rtx_no, regno_{reg_rtx,pointer_flag,pointer_align}.
+ * integrate.h (struct inline_remap): New fields regno_pointer_flag
+ and regno_pointer_align.
+ * unroll.c (unroll_loop): Set regno_pointer_{flag,align} in
+ remap table.
+ * explow.c (memory_address, allocate_dynamic_stack_space):
+ Pass additional arg to mark_reg_pointer.
+ * Makefile.in (integrate.o): Includes regs.h.
+
+ * alpha.c ({non,}aligned_memory_operand): Test REGNO_POINTER_ALIGN.
+ (reg_or_unaligned_mem_operand): New function.
+ (get_unaligned_address): Add new arg, EXTRA_OFFSET.
+ * alpha.h ({CONSTANT,DATA}_ALIGNMENT): Align to at least BITS_PER_WORD.
+ (PREDICATE_CODES): Add reg_or_unaligned_mem_operand.
+ * alpha.md (extend{qihi,qisi,hisi}2): Allow unaligned memory
+ as arg 1 and pass to extend_{q,h}idi2.
+ (unaligned_extend{q,h}idi): New patterns.
+ (extend{q,h}idi2): If unaligned memory, call above new patterns.
+ (ext{q,l,w}h recognizer): Update to proper RTL.
+ (ext define_split): Comment out for now; wrong and maybe useless.
+ (unaligned_{load,store}hi): Do similarly to QImode.
+ (movhi, reload_{in,out}hi): Call unaligned case differently.
+
+Wed Dec 27 11:38:20 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (mulsidi3{,_common}): Undo previous change using
+ register classes instead of fixed registers for SI*SI->DI common
+ mode multiplies.
+
+ * rs6000.c (gpc_reg34_operand): Delete unused function.
+ * rs6000.h (gpc_reg34_operand): Likewise.
+
+ * rs6000.c (gpc_reg{3,4}_operand): Reorganize code and don't allow
+ SUBREG's.
+
+ * rs6000.c (rs6000_override_options): Do not allow -mcpu=common on
+ little endian PowerPC's.
+ (gpc_reg{0,3,4,34}_operand): New functions to match a specific
+ register.
+ (cc_reg{0,1}_operand): Likewise.
+
+ * rs6000.h (reg_class): Add register classes for register 3 by
+ itself, register 4 by itself, registers 3&4, and CR1.
+ (REG_NAMES): Add support for new register classes.
+ (REG_CLASS_CONTENTS, REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
+ (PREDICATE_CODES): Add new predicate functions.
+ (gpc_reg{0,3,4,34}_operand): Add declaration.
+ (cc_reg{0,1}_operand): Likewise.
+
+ * rs6000.md (common mode multiplication/division): Move/rename common
+ mode calls so they are closer to define_expands that call them.
+ Set attribute type to be jmpreg, rather than integer, so optimizer
+ knows branch processing unit is used; make SI*SI->DI multiplier use
+ register classes instead of hardwired registers.
+ Add appropriate clobbers of CR0/CR1 as mandated by PowerOpen spec.
+ (PowerPC SI*SI->DI multipliers): Add appropriate define_splits.
+
+ * rs6000/t-{,x}newas (MULTILIB*): Don't build power2 or 601
+ specific libraries.
+
+Tue Dec 26 21:52:18 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (fold_convert): When converting a NaN to
+ another type, change the type of the node before returning it.
+
+Mon Dec 25 17:12:10 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-typeck.c (mark_addressable): Fix error in last change.
+
+Sun Dec 24 22:19:49 1995 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.c (output_function_epilogue): Use assemble_integer rather
+ than calling ASM_OUTPUT_INT directly.
+ * pa.h (ASM_OUTPUT_INT): Use labels for everything in the
+ exception table section.
+
+ * pa.c (print_operand): Don't call fprintf to output a register
+ name. Use fputs instead.
+
+ * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Strip any name encoding
+ on the section name.
+
+Sun Dec 24 17:46:03 1995 Markus Theissinger <Markus.Theissinger@gmd.de>
+
+ * toplev.c (main): Add -ax option.
+ * gcc.c (struct compilers): Likewise.
+ * final.c (end_final): Extended header increased to 11 words.
+ (profile_after_prologue): FUNCTION_BLOCK_PROFILER uses
+ count_basic_blocks instead of profile_label_no.
+
+ * libgcc2.c (struct bb): Add flags field.
+ (HAVE_POPEN): Test new define.
+ (struct __bb, struct bb_{edge,func}): New structs.
+ (__bb_init_{prg,file},__bb_{init,exit}_trace_func,__bb_trace_ret,
+ (__bb_trace_func{,_ret},gopen,gclose): New functions.
+
+ * sparc.h, i386.h, m68k.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER):
+ Extension for -ax option (profile_block_flag == 2).
+ (MACHINE_STATE_SAVE,MACHINE_STATE_RESTORE): New macros.
+ (FUNCTION_BLOCK_PROFILER_EXIT): New macro.
+ * sparc.c (output_function_epilogue), i386.c (function_epilogue):
+ Use FUNCTION_BLOCK_PROFILER_EXIT.
+ * m68k.c (output_function_epilogue): Likewise.
+ * xm-sparc.h: Define HAVE_POPEN.
+
+Sun Dec 24 06:50:30 1995 Barrett Richardson (barrett@iglou.com)
+
+ * floatlib.c (__divdf3): Rewrite to do software divide of two
+ doubles instead of using __divsf3.
+
+Sun Dec 24 06:38:15 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * rs6000.md (movdf): Don't copy a word at a time; nearly always loses.
+
+ * c-tree.h (DECL_C_BIT_FIELD): New macro.
+ * c-decl.c (finish_struct): Set it when set DECL_BIT_FIELD.
+ * c-typeck.c (mark_addressable, case COMPONENT_REF):
+ Give error if taking address of a bit field.
+
+ * gcc.c (unused_prefix_warning): Include machine_suffix if
+ require_machine_suffix.
+ (warn_B, warn_std, warn_std_ptr): New variables.
+ (process_commands): Use them and NULL_PTR as WARN arg to add_prefix.
+
+ * gcc.c (process_command): Give error for -c with -o and
+ multiple compilations.
+ (handle_braces): Rename variable "pipe" to "pipe_p".
+
+ * expr.h (clrstr_optab): New declaration.
+ (clear_storage): New parm, ALIGN.
+ * tree.h (CONSTRUCTOR_TARGET_CLEARED_P): New macro.
+ * genopinit.c (optabs): Add "clrstr%a%".
+ * optabs.c (init_optabs): Initialize clrstr_optab.
+ * expr.c (struct clear_by_pieces): New structure.
+ (clear_by_pieces{,_1}, {is,mostly}_zeros_p): New functions.
+ (clrstr_optab): New optab.
+ (clear_storage): Rework to try to use clear_by_pieces, then
+ new clrstr insn, then library call.
+ (store_constructor): Track if target is already cleared.
+ Clear target first if CONSTRUCTOR is mostly zeros.
+ Don't write zeros if target has been cleared.
+ Add new arg to clear_storage call.
+ (expand_expr, case CONSTRUCTOR): Don't put static constructor
+ in memory if mostly zero.
+ * i386.md (clrstrsi): New pattern and associate anonymous pattern.
+
+Sat Dec 23 12:21:53 1995 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.c (output_move_double): Correctly identify and handle
+ overlapping moves.
+ * pa.md (movdi patterns): Eliminate earlyclobbers in mem<->gr cases.
+ (movdf patterns): Likewise.
+
+Fri Dec 22 17:29:42 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (store_constructor): Don't call change_address on REG.
+ (expand_expr, case CONSTRUCTOR): Likewise.
+
+ * mips.c (expand_block_move): Preserve MEM flags in call to
+ movstrsi_internal.
+
+ * pa.c (emit_move_sequence): Don't try to set REGNO_POINTER_FLAG
+ for a SUBREG.
+
+ * reload.c (find_valid_class): New function.
+ (push_reload): Use it in cases where a SUBREG and its contents
+ both need to be reloaded.
+
+ * toplev.c (rest_of_compilation): Never defer functions that
+ contain nested functions.
+
+Fri Dec 22 15:55:00 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (function units): Add 403 support which deleted
+ by accident on Nov 21st. Mark all compares from 602, 603, 604,
+ 620, 403, like was done for rios{1,2} and 601 as needing the bpu,
+ so that compares are hoisted far enough branches for zero cycle
+ branch support.
+
+Fri Dec 22 15:13:47 1995 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.h (TARGET_UNROLL_STRLEN): New macro.
+ * i386.c (output_strlen_unroll): New function.
+ * i386.md (strlensi): New pattern.
+
+Thu Dec 21 18:53:31 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * /gnu.h (GNU_CPP_PREDEFINES): Add missing space after -Amachine(CPU).
+
+Thu Dec 21 12:23:42 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * configure ({powerpc,rs6000}*): Change --enable-cpu to --with-cpu.
+ * rs6000.c (rs6000_select): Likewise.
+
+ * rs6000/aix41.h (LINK_SPEC): Do not pass -bexport to the linker
+ if -g and -shared.
+
+Wed Dec 20 11:23:39 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * configure ({powerpc,rs6000}-ibm-aix*): Merge these two into the
+ same case statement. Aix 4 now generates -mcpu=common by default.
+ ({powerpc,rs6000}*): Add support for --enable-cpu=<value> to
+ select the default cpu to compile for.
+
+ * rs6000/aix41.h (TARGET_DEFAULT): Make -mcpu=common default behavior.
+ (PROCESSOR_DEFAULT): Likewise.
+ (MULTILIB_DEFAULTS): Set mcpu=common.
+
+ * rs6000.h (TARGET_CPU_DEFAULT): Define to be NULL if not defined.
+ (PROCESSOR_COMMON): Set this to PROCESSOR_601.
+ (PROCESSOR_POWERPC): Set this to PROCESSOR_604.
+ (TARGET_OPTIONS): Add -mtune= switch.
+ (rs6000_select): New structure to hold -mcpu=, -mtune= switches
+ and the result of configuring --enable-cpu=.
+ (OVERRIDE_OPTIONS): Pass TARGET_CPU_DEFAULT to
+ rs6000_override_options.
+
+ * rs6000.c (rs6000_cpu_string): Delete global variable.
+ (rs6000_select): Define new global variable.
+ (rs6000_override_options): Take default_cpu argument, and provide
+ support for it and -mtune= in addition to -mcpu=.
+
+ * rs6000/{aix{3newas,41},lynx,netware,powerpc}.h (ASM_SPEC): Add
+ support for -mcpu=power2.
+ * rs6000/{rs6000,sysv4}.h (ASM_SPEC): Likewise.
+
+ * rs6000/{aix41,eabiaix,eabile,lynx,powerpc}.h (CPP_SPEC): Make
+ sure all -mcpu=xxx targets are supports.
+ * rs6000/{rs6000,sysv4,sysv4le}.h (CPP_SPEC): Likewise.
+
+ * rs6000/t-x{newas,rs6000}: New files to be used when making a
+ cross compiler, to prevent libgcc1-test from being made.
+
+ * rs6000/t-{x,}newas (MULTILIB_*): Build multlilib libraries for
+ power, power2, 601, powerpc, and common mode processors.
+
+ * rs6000/aix41ppc.h: Delete, no longer used.
+
+Tue Dec 19 18:31:21 1995 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (mips_reg_names, mips_sw_reg_names, mips_regno_to_class):
+ Add entry for new RAP reg.
+ * mips.h (FIRST_PSEUDO_REGISTER): Increment.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS, REGISTER_NAMES,
+ DEBUG_REGISTER_NAMES): Add entry for new RAP reg.
+ (RAP_REG_NUM, RETURN_ADDRESS_POINTER_REGNUM): New macros.
+ (RETURN_ADDR_RTX): Define.
+ (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
+ Add RETURN_ADDRESS_POINTER_REGNUM support.
+ * emit-rtl.c (return_address_pointer_rtx): New global variable.
+ (gen_rtx, init_emit_once): Add support for it.
+
+Tue Dec 19 15:08:31 1995 Jason Merrill <jason@yorick.cygnus.com>
+
+ * collect2.c: Remove auto_export functionality.
+
+Tue Dec 19 10:57:23 1995 Kim Knuttila <krk@cygnus.com>
+
+ * ppc-asm.h: Do not compile the register macros under winnt.
+
+Mon Dec 18 19:31:23 1995 Adam Fedor <fedor@wilma.Colorado.EDU>
+
+ * objc/encoding.c (objc_alignof_type): Handle _C_PTR case.
+
+Mon Dec 18 18:40:34 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * combine.c (simplify_rtx, case SUBREG): For SUBREG of a constant,
+ use <= instead of < when comparing mode sizes.
+ (force_to_mode, case NOT): Use full mask inside the NOT operation.
+
+ * expr.c (emit_block_move): When call emit_libary_call for bcopy,
+ pass arguments using correct types and modes.
+ (emit_push_insn, expand_assignment): Likewise.
+ (clear_storage, store_expr): Likewise for memset and bzero.
+ (store_constructor): Likewise for memset.
+ * optabs.c (emit_cmp_insn): Likewise for memcmp and bcmp.
+ * convex.c (expand_movstr_call): Likewise for memcpy.
+ * m88k.c (expand_block_move): Likewise for memcpy and bcopy.
+ * mips.c (block_move_call): Likewise for memcpy and bcopy.
+ * mips.h (INITIALIZE_TRAMPOLINE): Likewise for cacheflush.
+
+ * c-common.c (WCHAR_TYPE_SIZE): Add a default definition.
+
+ * sdbout.c (sdbout_symbol, case FUNCTION_DECL): Use DECL_INITIAL
+ instead of DECL_EXTERNAL to identify declarations.
+
+ * svr4.h (ASM_IDENTIFY_GCC): Don't output stab here.
+ (ASM_IDENTIFY_GCC_AFTER_SOURCE): Output stab here instead of above.
+
+ * stmt.c (expand_asm_operands): Handle numeric constraints in
+ with the default case.
+
+Mon Dec 18 16:49:43 1995 John F. Carr <jfc@mit.edu>
+
+ * expr.h (expand_mult_highpart_adjust): Declare.
+
+Mon Dec 18 16:39:41 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (store_constructor): Fix error in last change: just
+ copy MEM, but be sure to share address.
+ (expand_expr, case CONSTRUCTOR): Likewise.
+
+Mon Dec 18 16:22:46 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.h (ASM_GENERATE_INTERNAL_LABEL): Put leading '*' in label
+ string so as to not confuse dbxout.c.
+
+Mon Dec 18 09:44:56 1995 Mike Stump <mrs@cygnus.com>
+
+ * libgcc2.c (__empty): An empty function used by the C++ frontend for
+ defaulting cleanup actions.
+
+ * tree.c (save_tree_status, restore_tree_status): Save and restore
+ temporary_firstobj.
+
+Mon Dec 18 07:49:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * function.c (fixup_var_refs_1): Fix error in last change (when
+ mode of VAR is not the same as PROMOTED_MODE).
+
+Sun Dec 17 12:14:37 1995 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Don't surround section names
+ with '$'; that confuses collect2.
+ (ASM_OUTPUT_SECTION_NAME): Likewise.
+
+ * sched.c (canon_rtx): Recursively look for equivalences;
+ look for expressions equivalent to MEMs.
+ (true_dependence): Canonicalize inputs before operating
+ on their values.
+ (anti_dependence, output_dependence): Likewise.
+
+ * jump.c (follow_jumps): Don't follow an unconditional jump
+ that is not a simple_jump.
+
+ * pa.c (override_options): Make 7100 scheduling the default.
+
+ * pa.md: Add 2nd reload peephole somehow omitted from Nov27 changes.
+
+ * regclass.c (regclass): Use SECONDARY_RELOAD_CLASS if it's
+ defined to avoid useless work.
+
+ * combine.c (find_split_point): Try to split SET_DEST
+ just like we do for SET_SRC.
+
+Sun Dec 17 11:37:25 1995 Torbjorn Granlund <tege@noisy.tmg.se>
+
+ * expmed.c (expand_mult_highpart): When doing widening multiply,
+ put constant in a register.
+ (expand_mult_highpart): When mode is word_mode use gen_highpart
+ instead of right shift by size.
+
+ * expr.c (expand_expr, case MULT_EXPR): Generalize code for widening
+ multiply to handle signed widening multiply when only unsigned optab
+ is defined, and vice versa.
+
+Sun Dec 17 07:35:50 1995 Pat Rankin <rankin@eql.caltech.edu>
+
+ * vax/vms.h (WCHAR_TYPE_SIZE): Define.
+
+Sun Dec 17 07:08:34 1995 Ronald F. Guilmette <rfg@monkeys.com>.
+
+ * fp-test.c: New file.
+
+Sun Dec 17 07:06:03 1995 Peter Flass <flass@lbdc.senate.state.ny.us>
+
+ * i370.md (cmpqi): Fix generation of literal operand of CLM instruction
+ to avoid double literals (=X'=F'...).
+
+Sun Dec 17 06:57:02 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c: Try harder not to open or stat the same include file twice.
+ Simplify include file names so that they are more likely to match.
+ E.g. simplify "./a//b" to "a/b". Represent directories with simplified
+ prefixes, e.g. replace "./a//b" with "a/b/", and "." with "".
+ (absolute_filename): New function.
+ (do_include): Use it.
+ (read_name_map): Likewise; this makes things more consistent for DOS.
+ (main, do_include, open_include_file): -M output now contains
+ operands of -imacros and -include.
+ (skip_to_end_of_comment): When copying a // comment, don't try to
+ change it to a /* comment.
+ (rescan, skip_if_group, skip_to_end_of_comment, macarg1): Tune.
+ (rescan, skip_if_group, skip_to_end_of_comment, macarg1):
+ If warn_comments is nonzero, warn if backslash-newline appears
+ in a // comment. Simplify method for finding /* /* */ comment.
+ (skip_if_group): Optionally warn if /* /* */ appears between # and
+ a directive inside a skipped if group.
+ (macarg): Optionally warn if /* /* */ appears in a macro argument.
+ (strncat, VMS_strncat, vms_ino_t, ino_t): Remove.
+ (INCLUDE_LEN_FUDGE): Add 2 if VMS, for trailing ".h".
+ (INO_T_EQ, INO_T_HASH): New macros.
+ (struct file_buf): New member `inc'.
+ (expand_to_temp_buffer): Initialize it.
+ (struct file_name_list): New member `inc'.
+ (struct file_name_list): New member `st'.
+ c_system_include_path is now 1 if not 0.
+ fname is now an array, not a pointer.
+ (struct include_file): New members `next_ino', `deps_output', `st'.
+ Remove members `inode' and `dev'; they are now in `st'.
+ (INCLUDE_HASHSIZE): Rename from INCLUDE_HASH_SIZE.
+ (include_hashtab): Rename from include_hash_table.
+ (include_ino_hashtab): New variable.
+ (main): Store file status in struct stat, not in long and int pieces.
+ Use base_name to strip prefixes from file names.
+ When printing directory prefixes, omit trailing / and print "" as ".".
+ Fatal error if the input file is a directory.
+ (main, path_include): Regularize operands of -include, -imacros,
+ -isystem, -iwithprefix, and -iwithprefixbefore.
+ Regularize default include directories.
+ (do_include):
+ Allocate dsp with alloca, since fname is now dynamically allocated.
+ Use -3 to represent a never-opened file descriptor.
+ Make copy of file name, and simplify the copy.
+ Use base_name to identify the end of fname's directory.
+ Do not prepend dir for "..." if it matches the search list's first dir.
+ open_include_file now subsumes redundant_include_p and lookup_import.
+ Use bypass_slot to remember when to skip directories when including
+ a file that has already been seen.
+ Instead of using 0 to represent the working directory, and ""
+ to represent a directory to be ignored, use "" for the former,
+ and assume the latter has been removed before we get here.
+ Assume the directory prefixes have already been simplified.
+ Report as errors all open failures other than ENOENT.
+ Fatal error if fstat fails.
+ Use new deps_output member to avoid printing dependencies twice.
+ (bypass_hashtab): New variable.
+ (do_include, open_control_file, record_control_macro): New convention:
+ control_macro is "" if the file was imported or had #pragma once.
+ (pragma_once_marker): Remove.
+ (redundant_include_p, include_hash, lookup_include, lookup_import,
+ add_import, file_size_and_mode): Remove; subsumed by open_include_file.
+ (skip_redundant_dir_prefix): Remove; subsumed by simplify_filename.
+ (is_system_include, read_name_map, remap_include_file):
+ Assume arg is a directory prefix.
+ (base_name, simplify_filename, remap_include_file,
+ lookup_ino_include, new_include_prefix): New functions.
+ (open_include_file): New arguments `importing' and `pinc'.
+ Move filename mapping into new remap_include_file function.
+ First try to find file by name in include_hashtab;
+ if that doesn't work, open and fstat it and try to find it
+ by inode and dev in include_ino_hashtab.
+ (finclude): Get file status from inc->st instead of invoking fstat.
+ Store inc into fp->inc so that record_control_macro doesn't
+ need to do a table lookup.
+ (finclude, record_control_macro): Accept struct include_file *
+ instead of char * to identify include file. All callers changed.
+ (check_precompiled): Get file status from new argument `st'.
+ (do_pragma): Output at most one warning about #pragma implementation.
+ Always return 0 instead of returning garbage sometimes.
+ (do_pragma, hack_vms_include_specification):
+ Use base_name for consistency, and remove redundant code.
+
+ From Per Bothner:
+ Unify the 3 separate mechanisms for avoiding processing
+ of redundant include files: #import, #pragma once, and
+ redundant_include_p to use a single more efficient data structure.
+ (struct file_name_list): Remove no-longer needed field control_macro.
+ (dont_repeat_files, all_include_files): Remove, no longer used.
+ (struct import_file): Renmed to struct include_file, moved earlier
+ in file, renamed field name to fname, and added control_macro field.
+ (pragma_once_marker): New constant.
+ (import_hash_table): Renamed to include_hash_table.
+ (import_hash): Renamed to include_hash.
+ (IMPORT_HASH_SIZE): Renamed to INCLUDE_HASH_SIZE.
+ (main, path_include): Don't clear removed control_macro field.
+ (lookup_include): New function - look up fname in include_hash_table.
+ (redundant_include_p): Re-write to use lookup_include.
+ (lookup_import, record_control_macro): Likewise.
+ (add_import): Defer fstat to caller. Combine two xmallocs into one.
+ (do_once): Use pragma_once_marker in include_hash_table.
+ (do_pragma): Re-implement to scan include_hash_table.
+ (do_include): Use new lookup_include and add_import.
+
+Sun Dec 17 06:45:43 1995 John F. Carr <jfc@mit.edu>
+
+ * configure (savesrcdir): Do not create paths with trailing "/.".
+
+ * combine.c (try_combine): When checking for two sets of the same
+ register in a split insn, also test for setting a ZERO_EXTRACT,
+ STRICT_LOW_PART, or SUBREG.
+
+Sun Dec 17 06:37:00 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * reload.c (push_secondary_reload): Don't strip paradoxical SUBREG
+ if reload_class is CLASS_CANNOT_CHANGE_SIZE.
+
+Sat Dec 16 18:24:20 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (expand_assignment): Fix alignment parm in emit_block_move.
+
+Sat Dec 16 18:16:08 1995 John Hassey (hassey@rtp.dg.com)
+
+ * local-alloc.c (optimize_reg_copy_2): Don't attempt
+ optimization if destination register dies.
+
+Sat Dec 16 08:31:16 1995 Paul Eggert <eggert@twinsun.com>
+
+ * fold-const.c (fold): Don't record overflow when negating
+ unsigned constants.
+
+Sat Dec 16 07:45:11 1995 Gran Uddeborg (uddeborg@carmen.se)
+
+ * configure (i[3456]-*-isc, gas, stabs): Remove crt* from extra_files
+
+Sat Dec 16 07:03:33 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * stor-layout.c (layout_record): When PCC_BITFIELD_TYPE_MATTERS,
+ compute bitpos using field_size % type_align instead of field_size.
+
+ * fixincludes (stdio.h): Fix return type of fread and fwrite
+ on sysV68.
+
+Sat Dec 16 06:57:14 1995 Thomas Lundqvist (d0thomas@dtek.chalmers.se)
+
+ * function.c (fixup_var_refs_1): Fix two incorrect calls to single_set.
+
+Fri Dec 15 22:30:27 1995 Torbjorn Granlund <tege@noisy.tmg.se>
+
+ * i386.h (REGISTER_MOVE_COST): Simplify.
+
+Fri Dec 15 22:30:27 1995 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.h (TARGET_CPU_DEFAULT*, PROCESSOR_*,
+ TARGET_{LEAVE,386_ALIGNMENT,PUSH_MEMORY,ZERO_EXTEND_WITH_AND,
+ DOUBLE_WITH_ADD,BIT_TEST}): New macros.
+ * i386.c (ix86_cpu*, ix86_isa*): New global variables.
+ (override_options): Add -mcpu and -misa support
+ * i386.md: Use TARGET* macros.
+ * i386/dgux.{c,h}: New files.
+ * m88k/t-dgux: (GCC_FOR_TARGET, T_CFLAGS): New macros.
+ * m88k/t-dguxbcs: New file.
+ * m88k/x-{dgux,dguxbcs}: (GCC_FOR_TARGET, X_CFLAGS): Removed.
+
+Fri Dec 15 18:41:50 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * fixincludes (sys/wait.h): Add forward declaration of struct rusage
+ on AIX 3.2.5.
+
+Fri Dec 15 18:39:36 1995 Marco S Hyman (marc@dumbcat.sf.ca.us)
+
+ * xm-bsd386.h (DONT_DECLARE_SYS_SIGLIST): Defined.
+
+Fri Dec 15 18:36:42 1995 Gran Uddeborg (uddeborg@carmen.se)
+
+ * i386/svr3dbx.h (DO_GLOBAL_DTORS_BODY): Delete; obsolete.
+
+Fri Dec 15 18:21:34 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i386/i386iscgas.h, i386/t-iscscodbx: Deleted; long dead.
+
+Fri Dec 15 10:01:27 1995 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * configure (target_cpu_default) Set for 486/586/686
+ (m88k-dg-dgux) Use t-dguxbcs instead of x-dguxbcs
+ (i*86*) Change [345] to [3456]
+ (i[3456]86-dg-dgux) Added
+ * Makefile.in (out_object_file) Add MAYBE_TARGET_DEFAULT
+
+Fri Dec 15 08:05:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * function.c (init_temp_slots): New function.
+ (init_function_start): Code moved to new function and called here.
+ * toplev.c (rest_of_compilation): Call init_temp_slots.
+
+ * expmed.c (store_bit_field): Don't use insv for BLKmode value.
+ (store_split_bit_field): Set total_bits to BITS_PER_FOR for
+ BLKmode value.
+
+Fri Dec 15 06:35:36 1995 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * xcoffout.h (DBX_STATIC_BLOCK_END): Use macro arguments.
+ (xcoff_begin_function_line, xcoff_current_function_file): Remove
+ unused extern declarations.
+ (DBX_OUTPUT_MAIN_SOURCE_FILENAME): Use macro argument.
+ * xcoffout.c (xcoff_begin_function_line): Make static.
+ (xcoff_inlining): Likewise.
+ (xcoff_current_function_file): Likewise.
+ (xcoff_output_standard_types): Remove TARGET_64BIT dependencies from
+ int and unsigned int.
+
+Mon Oct 16 12:25:52 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * fix-header.c: Support different kinds of functions (ANSI and
+ Posix1). Enable ANSI proptotypes if __STRICT_ANSI__.
+ (namelist_end): Removed.
+ (std_include_table): Divide up functions into kinds.
+ (add_symbols): New function.
+ (read_scanfile, write_rbrac, main): Use new data structures.
+
+Thu Dec 14 19:17:12 1995 Torbjorn Granlund <tege@noisy.tmg.se>
+
+ * rs6000.md (umulsidi3): New pattern.
+
+Thu Dec 14 18:08:59 1995 Torbjorn Granlund <tege@noisy.tmg.se>
+
+ * expmed.c (expand_divmod, case TRUNC_DIV_EXPR): Only reject
+ larger-than-HOST_BITS_PER_WIDE_INT modes for general constants,
+ not for powers-of-2.
+
+ * i960.md (andsi3): Match op2 with logic_operand, change constraints
+ accordingly. Output andnot for negative op2.
+ (iorsi3, xorsi3): Analogous changes.
+ * i960.c (logic_operand): New function.
+ (i960_print_operand): Handle code `C'.
+ * i960.h (PREDICATE_CODES): Add logic_operand.
+ (CONST_OK_FOR_LETTER_P): Handle `M'.
+ * i960.md: Move all plain logical patterns together.
+ * i960.h (SHIFT_COUNT_TRUNCATED): Define as 0 as appropriate.
+
+ * clipper.md (untyped_call): New pattern.
+
+ * m68k.md (ashrsi_31): New pattern.
+
+Thu Dec 14 17:22:14 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm.c (output_move_double): Extract DFmode constants using
+ REAL_VALUE_TO_TARGET_DOUBLE.
+
+Thu Dec 14 15:05:13 1995 Doug Evans <dje@cygnus.com>
+
+ * Makefile.in (distclean): Delete float.h.
+ * configure: Set CROSS_FLOAT_H from float_format.
+ * config/float-i64.h: New file.
+ * config/float-i32.h: New file.
+ * config/float-vax.h: New file.
+ * arm/cross-float.h: Delete.
+ * arm/t-semi (CROSS_FLOAT_H): Delete.
+
+Wed Dec 13 19:16:57 1995 Mike Stump <mrs@cygnus.com>
+
+ * expr.c (expand_expr, case ADDR_EXPR): Ensure op0 isn't QUEUED.
+
+Wed Dec 13 19:12:21 1995 Paul Eggert <eggert@twinsun.com>
+
+ * gcc.c (my_strerror): Return "cannot access" if errno is 0.
+ (perror_with_name, pfatal_with_name, perror_exec): Don't assume that
+ the returned value from my_strerror contains no '%'s.
+ (sys_nerr): Declare only if HAVE_STRERROR is not defined.
+
+Wed Dec 13 19:05:47 1995 Alan Modra (alan@spri.levels.unisa.edu.au)
+
+ * Makefile.in (c-parse.y, objc-parse.y): Add warning that file is
+ automatically generated.
+
+Wed Dec 13 15:40:30 1995 Mike Stump <mrs@cygnus.com>
+
+ * function.c (identify_blocks): Start with chain of BLOCKs to match
+ rest of backend (dbxout.c), instead of just one BLOCK.
+ (reorder_blocks, all_blocks): Likewise.
+
+ * stmt.c (find_loop_tree_blocks): Pass the toplevel list of
+ blocks, not just the first subblock.
+
+Wed Dec 13 16:11:18 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expmed.c (expand_divmod): Don't use TARGET if it's the wrong mode.
+
+Wed Dec 13 15:02:39 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * dbxout.c (struct typeinfo): Define.
+ (typevec): Change to be struct typeinfo *. Change other uses as
+ appropriate.
+ (struct dbx_file): Define if DBX_USE_BINCL.
+ (current_file): New static variable if DBX_USE_BINCL.
+ (next_file_number): Likewise.
+ (dbxout_init): If DBX_USE_BINCL, initialize new variables.
+ (dbxout_start_new_source_file): New function.
+ (dbxout_resume_previous_source_file): New function.
+ (dbxout_type_index): New function.
+ (dbxout_range_type): Use dbxout_type_index.
+ (dbxout_type): Likewise. If DBX_USE_BINCL, initialize new typevec
+ fields.
+ * c-lex.c (check_newline): If DBX_DEBUGGING_INFO and write_symbols
+ == DBX_DEBUG, call dbxout_start_new_source_file and
+ dbxout_resume_previous_source_file when appropriate.
+ * sparc/sunos4.h (DBX_USE_BINCL): Define.
+ * svr4.h (DBX_USE_BINCL): Define.
+
+Wed Dec 13 06:52:40 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/win-nt.h (ASM_OUTPUT_EXTERNAL): Do not emit .extern for
+ builtin functions.
+
+Tue Dec 12 15:37:48 1995 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.c: Replace many uses of fprintf with putc and fputs.
+ (output_function_profiler): Use more efficient mnemonics, target
+ dependent mnemonics, asm_fprintf, and reg_names array.
+
+ * rs6000.h: Replace many uses of fprintf with putc and fputs.
+
+ * rs6000.h (INT_TYPE_SIZE): Remove TARGET_64BIT dependency.
+ (MAX_INT_TYPE_SIZE): Delete.
+
+Tue Dec 12 13:58:57 1995 Doug Evans <dje@cygnus.com>
+
+ * t-h8300 (MULTILIB_{OPTIONS,DIRNAMES}): Add -mint32 support.
+
+Sun Dec 10 18:51:21 1995 Torbjorn Granlund <tege@noisy.tmg.se>
+
+ * rs6000.md (matcher for neg:SI (geu:SI ..)): Get ppc syntax right.
+
+Sun Dec 10 08:47:16 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * combine.c (simplify_if_then_else): Convert "a == b ? b : a" to "a".
+
+ * expr.c (expand_expr, case CONSTRUCTOR): If TREE_READONLY,
+ set RTX_UNCHANGING_P in TARGET.
+ (expand_expr, case COMPONENT_REF): If result is BLKmode,
+ use that to access object too.
+
+Sun Dec 10 01:06:57 1995 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.md (millicode delay slot description): Remove reference
+ to defunct TARGET_MILLICODE_LONG_CALLS.
+
+Sat Dec 9 18:05:03 1995 Jim Wilson <wilson@cygnus.com>
+
+ * expr.c (expand_expr, case INDIRECT_REF): Correct typo in May 8
+ change.
+
+ * sh.h (ADDRESS_COST): Define.
+ * sh.md (subsi3): Rename to subsi3_internal. Add new define_expand
+ to handle subtracting a register from a constant.
+
+Fri Dec 8 19:17:30 1995 Mike Meissner <meissner@beauty.cygnus.com>
+
+ * rs6000.c (input_operand): Allow any integer constant, not
+ just integers that fit in 1 instruction.
+
+Fri Dec 8 10:45:07 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm/lib1funcs.asm (RET, RETCOND): Define according to whether we
+ are compiling for 32 or 26 bit mode.
+ (all return instructions): Use RET or RETCOND as appropriate.
+
+Wed Dec 6 06:58:23 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm.c (arm_gen_constant): New function.
+ (arm_split_constant): Split most of the functionality into
+ arm_gen_constant. Try to decide which way of handling the constant
+ is optimal for the target processor.
+
+ * arm.c (arm_prgmode): New enum.
+ (target_{cpu,fpe}_name, arm_fast_multiply, arm_arch4): New variables.
+ (all_procs): New table describing processors and capabilities.
+ (arm_override_options): New function.
+ (arm_return_in_memory): New function.
+ (arm_rtx_costs): Adjust the multiply costs to cope with processors
+ with fast multiplication instructions.
+ (output_move_double): Use the ldm/stm variants more efficiently.
+ Delete cases that can no-longer occur.
+ (output_return_instruction, output_func_epilogue): Use TARGET_APCS_32,
+ not TARGET_6 for determining the type of return instruction to emit.
+ (final_prescan_insn case CALL_INSN): Use TARGET_APCS_32, not TARGET_6
+ to determine condition preservation.
+ * arm.h (CPP_SPEC): Add defines for the cpu type, hard or soft floating
+ point, and the APCS PC size.
+ (TARGET_*): Restructure.
+ (ARM_FLAG_*): Many new definitions for different target options, not
+ all of which are supported yet.
+ (TARGET_SWITCHES): Use the ARM_FLAG_* definitions instead of explicit
+ numbers.
+ (prog_mode_type): New enum.
+ (floating_point_type): Split emulated floating point into FP_SOFT[23].
+ (OVERRIDE_OPTIONS): Call arm_override_options.
+ (ARM_CPU_NAME): Default to NULL if not defined by a subtarget.
+ (BYTES_BIG_ENDIAN): Can now be set as a compilation option.
+ (RETURN_IN_MEMORY, DEFAULT_PCC_STRUCT_RETURN): New definitions.
+ (GO_IF_LEGITIMATE_OFFSET): Use different HImode offsets if compiling
+ for an architecture 4 target. The offsets for floating point
+ constants are the same as for integers if compiling TARGET_SOFT_FLOAT.
+ (GO_IF_LEGITIMATE_ADDRESS): Don't allow PRE_INC and POST_DEC if
+ the size is more than 4 bytes. Restrict the range offsets for DImode;
+ likewise for DFmode when TARGET_SOFT_FLOAT.
+ (LEGITIMIZE_ADDRESS): Use symbol_mentioned_p, not LEGITIMATE_CONSTANT_P
+ to determine if a constant address might be better in a register.
+ Handle DFmode addresses in the same way as DImode if TARGET_SOFT_FLOAT.
+ (LOAD_EXTEND_OP): If arm_arch4, then HImode also zero-extends.
+ * arm.md (attributes): Rearrange order, so that condition clobbering
+ can be automatically determined for call insns.
+ (attribute cpu): Add new cpu ARM7.
+ (attribute type): Add new type MULT.
+ (attribute prog_mode): New attribute.
+ (attribute conds): Clobbering of call insns can now be determined
+ using prog_mode attribute.
+ (function units "write_buf", "write_blockage"): Model the write buffer
+ as two function units, so that conflicts are avoided more often.
+ (funcion unit "core"): New function unit, so that elapsed cycles can
+ be more accurately determined.
+ (all anonymous patterns): Add names.
+ (mulsidi3, umulsidi3): New patterns available with fast multiply
+ variants.
+ (all call insns): The conds attribute is now determined automatically.
+ (zero_extendhisi): Expand for architecture 4 variants if appropriate.
+ (*zero_extendhisi_insn): New pattern.
+ (extendqi{hi,si}, extendhisi): Expand for architecture 4 variants if
+ appropriate.
+ (*extendhisi_insn, *extendqihi, *extendqisi): New patterns.
+ (storehi_single_op): New expand.
+ (movhi): Handle architecture 4 expansion.
+ (*movhi_insn_arch4): New pattern.
+ (*movhi_*): Adjust applicability conditions to handle architecture 4.
+ (reload_outdf): Handle pre/post inc/dec reloads.
+ (tablejump): Delete.
+ (matcher for optimized tablejump): delete.
+ (casesi): New expand.
+ (casesi_internal): New pattern.
+ * semi.h (EXIT_BODY): Delete.
+ (TARGET_DEFAULT): Set to ARM_FLAG_APCS_32.
+ (CPP_SPEC): Define.
+ arm/cross-float.h: New file, used when building a cross-compiler.
+ * t-semi: Don't define inhibit_libc when building libgcc2.a.
+ (CROSS_FLOAT_H): Define.
+
+ * arm.c ({symbol,label}_mentioned_p): New functions.
+ (add_constant, dump_table, fixit, find_barrier, broken_move): New
+ support functions for handling constant spilling.
+ (arm_reorg): New constant spilling pass, for putting unhandlable
+ constants into the rtl where we can load them efficiently.
+ (output_load_symbol): Delete.
+ * arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): No need to handle floating
+ point constants any more, since arm_reorg will deal with them.
+ (LEGITIMATE_CONSTANT_P): Is now anything that doesn't contain a
+ LABEL.
+ (GO_IF_LEGITIMATE_ADDRESS): Recognize address expressions generated
+ by arm_reorg, but only after reload has completed.
+ (MACHINE_DEPENDENT_REORG): Define.
+ (ASM_OUTPUT_SPECIAL_POOL_ENTRY): There should be nothing left in
+ the pool, even if it might look like it.
+ * arm.md (*movsi_insn): Much simpified now that constants are handled
+ properly.
+ (movaddr): New expand.
+ (movsf, movdf): No need to force constants into the pool any more.
+ (*movdf_hard_insn): Much simplified.
+ (consttable_4, consttable_8, consttable_end, align_4): New patterns
+ for supporting embedded constants.
+
+ * configure: New target arm-semi-aof.
+ * arm.c (strings_fpa): Use a form which is common to both GAS and
+ ARMASM.
+ (output_return_instruction, output_func_epilogue): Call
+ assemble_external_libcall, before trying to generate an abort call
+ in the assembler.
+ (arm_asm_output_label): Call ARM_OUTPUT_LABEL, rather than assuming
+ that labels are followed by a colon.
+ (aof_text_section, aof_add_import, aof_delete_import,
+ aof_dump_imports): New functions to support ARMASM assembler
+ generation.
+ * arm/aout.h: New file.
+ * arm/aof.h: New file.
+ * arm.h (most assembler-specific defines): Move to arm/aout.h.
+ (CONSTANT_ADDRESS_P): Can't directly access constant strings when
+ generating assembler for ARMASM.
+ (ENCODE_SECTION_INFO): Don't define if generating ARMASM assembler.
+ (ASM_OUTPUT_INTERNAL_LABEL): Generalize, so that it can be used
+ with all targeted assemblers.
+ (ASM_OUTPUT_LABEL): Call arm_asm_output_label.
+ * riscix.h: Include arm/aout.h, not arm/arm.h.
+ * riscix1-1.h: Likewise.
+ * semi.h: Likewise.
+ * arm/semiaof.h: New file.
+ * arm/t-semiaof: New file.
+
+Mon Dec 4 22:17:37 1995 Jason Merrill <jason@yorick.cygnus.com>
+
+ * gcc.c (LIBGCC_SPEC): Do link with libgcc when -shared.
+ * alpha.h (LIBGCC_SPEC): Remove.
+ * linux.h (LIBGCC_SPEC): Remove.
+ * svr4.h (LIBGCC_SPEC): Remove.
+ * i386/t-crtpic (TARGET_LIBGCC2_CFLAGS): Use -fPIC.
+ * t-pa (TARGET_LIBGCC2_CFLAGS): Use -fPIC.
+ * sparc/t-sunos41 (TARGET_LIBGCC2_CFLAGS): Use -fPIC.
+ * sparc/t-sol2 (TARGET_LIBGCC2_CFLAGS): Use -fPIC.
+ * configure (i386-linux): Use i386/t-crtpic.
+
+ * i386/xm-sco.h: #define NO_SYS_SIGLIST.
+
+Mon Dec 4 21:30:37 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
+
+ * sh.c (shiftcosts): For SH3, max cost of arithmetic right shift is 3.
+ (expand_ashiftrt): For SH3, if shift cost is more than 3, then
+ call gen_ashrsi3_d to use shad instruction.
+
+Mon Dec 4 18:29:08 1995 Jason Merrill <jason@yorick.cygnus.com>
+
+ * c-decl.c (finish_struct): Don't mess with the type of bitfields.
+
+Mon Dec 4 15:28:02 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (store_constructor, record): If field is READONLY,
+ set RTX_UNCHANGING_P in TO_RTX.
+
+Mon Dec 4 12:59:33 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * sparc/t-sol2 (CRTSTUFF_T_CFLAGS): Use -fPIC unconditionally.
+
+Sun Dec 3 20:55:43 1995 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Handle arbitrary sections.
+ (ASM_OUTPUT_SECTION_NAME): Define.
+
+Sat Dec 2 22:19:16 1995 Jeffrey A. Law (law@cygnus.com)
+
+ * pa.h: Replace many uses of fprintf with fputs.
+ * pa.c: Likewise.
+ * pa-pro.h: Likewise.
+
+ * pa.h (SECONDARY_RELOAD_CLASS): Don't call secondary_reload_class
+ to handle trivial cases.
+ * pa.c (secondary_reload_class): Rework to be more efficient.
+
+Sat Dec 2 07:52:46 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (movsi): Don't split large constants in the
+ movsi pattern, let the define_split split it later as needed.
+
+Fri Dec 1 16:00:42 1995 Brendan Kehoe <brendan@cygnus.com>
+
+ * sparc.c (output_double_int): Handle CODE_LABEL's if v9.
+
+Fri Dec 1 09:13:23 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * m68k.md (decrement_and_branch_until_zero): Split into a
+ define_expand and an anonymous define_insn.
+ * fx80.md (decrement_and_branch_until_zero): Ditto.
+ * m88k.md (decrement_and_branch_until_zero): Ditto.
+
+Thu Nov 30 15:02:16 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
+
+ * sh.c (noncall_uses_reg): New function.
+ (machine_dependent_reorg): Add support for TARGET_RELAX.
+ (final_prescan_insn): Likewise.
+ * sh.h (ASM_SPEC, LINK_SPEC): Pass on -mrelax.
+ (RELAX_BIT, TARGET_RELAX): New macros.
+ (TARGET_SWITCHES): Add -mrelax.
+
+ * sh.c (insn-attr.h): Include.
+ (pragma_nosave_low_regs): New global variable.
+ (calc_live_regs): If SH3 and pragma_nosave_low_regs, then don't
+ save registers r0 through r7 for interrupt functions.
+ (function_epilogue): Clear pragma_nosave_low_regs.
+ (handle_pragma): Set pragma_nosave_low_regs if see pragma for it.
+
+ * sh.h (FUNCTION_PROFILER): Use trap #33 instead of trap #5.
+ Put additional .align before trapa instruction.
+
+Thu Nov 30 14:45:13 1995 Doug Evans <dje@canuck.cygnus.com>
+
+ * sparc.md (seqdi_special_trunc, snedi_special_trunc,
+ seqsi_special_extend, snesi_special_extend): Delete uses of SUBREG.
+ Make compare modes match modes of operands.
+ (snesi_zero_extend, snedi_zero_trunc_sp32, snedi_zero_trunc_sp64,
+ seqsi_zero_extend, seqdi_zero_trunc_sp32, seqdi_zero_trunc_sp64):
+ New patterns.
+
+Thu Nov 30 12:27:22 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * genmultilib: Take a 4th argument that says are the exceptions to
+ the multilibs, so illegal combinations can be eliminated.
+
+ * Makefile.in (multilib.h): Pass $(MULILIB_EXCEPTIONS) as the 4th
+ argument to genmultilib.
+
+ * configure (powerpc*): Remove little endian and eabiaix versions
+ of the t-* files. Accept powerpc{,le}-*-sysv in addition to
+ *-sysv4.
+ (powerpc{,le}-*-eabisim): Use standard t-eabigas instead of
+ t-eabisim.
+ (powerpcle-*-{winnt3,pe}): Add support for Windows NT on PowerPC.
+ * rs6000/t-{eabiaix,eabisim,eabilegas,ppclegas}: Delete.
+
+ * rs6000/{t-winnt,win-nt.h}: New files for PowerPC Windows NT.
+
+ * ginclude/ppc-asm.h: New file to provide common macros for the
+ various PowerPC calling sequences.
+ * rs6000/eabi.asm: Use ppc-asm.h.
+
+ * rs6000/aix3newas.h (CPP_SPEC): Add support for -mcpu=603e, 602,
+ and 620.
+ * rs6000/{aix41,powerpc,rs6000,eabi{aix,le}}.h (CPP_SPEC): Ditto.
+ * rs6000/sysv4{,le}.h (CPP_SPEC): Ditto.
+
+ * rs6000/aix3newas.h (LINK_SPEC): If cross compiling, don't use
+ absolute paths.
+ * rs6000/{aix41,aixppc,rs6000}.h (LINK_SPEC): Ditto.
+
+ * rs6000/eabi.h (INVOKE__main): Don't define any more.
+ (ASM_OUTPUT_INT): Move to sysv4.h.
+ ({STARTFILE,LIB}_SPEC): If -msim or -mmvme add the appropriate
+ libraries.
+
+ * rs6000/{eabiaix,eabile,sysv4{,le}}.h (CPP_SPEC): Add support for
+ -mcall-{aixdesc,nt} directives.
+ (MULTILIB_DEFAULTS): Define.
+
+ * rs6000/eabi{,le}sim.h (TARGET_DEFAULT, CPP_SPEC): No longer
+ define, simulator supports floating point.
+ ({STARTFILE,LIB}_SPEC): If -mvme, use mvme libraries, not
+ simulator libraries.
+
+ * rs6000/{mach,netware}.h (TARGET_AIX): Define as 0.
+
+ * rs6000/netware.h (RS6000_OUTPUT_BASENAME): Don't redefine
+ anymore.
+ (STRIP_NAME_ENCODING): Undef.
+
+ * rs6000.c (rs6000_save_toc_p, rs6000_abi): New globals.
+ (rs6000_override_options): Add 602, 603e, and 620 support.
+ (count_register_operand): New function to return true if operand
+ is the count register.
+ (easy_fp_constant): All constants are easy if -msoft-float.
+ (volatile_mem_operand): New function to return true if operand is
+ in volatile memory.
+ ({fp_,}reg_or_mem_operand): Call volatile_mem_operand.
+ (input_operand): Allow support for Windows NT loading SYMBOL_REFs
+ and LABEL_REFs from the TOC.
+ (function_arg_boundary): On Windows NT, any argument >= 8 bytes
+ must be double word aligned.
+ (function_arg{_advance,}): Call function_arg_boundary to determine
+ if we need to align to an odd register for large arguments.
+ Changes to accomidate new method of determining which ABI we're
+ adhering to.
+ (expand_block_move_mem): Copy RTX_UNCHANGING_P, and if
+ MEM_UNALIGNED_P is defined, copy that too.
+ (expand_block_move): Copy dest/src to registers using
+ copy_addr_to_reg.
+ (print_operand): Changes to accomidate Windows NT.
+ (first_reg_to_save): Ditto.
+ (rs6000_stack_info): Ditto.
+ (debug_stack_info): Ditto.
+ (output_{prolog,epilog,toc,function_profiler}): Ditto.
+ (rs6000_stack_info): Save main's arguments around __eabi call.
+ (svr4_traceback): Delete, current V.4 ABI no longer wants
+ tracebacks in this format.
+ (output_prolog): Call __eabi here, saving and restoring main's
+ args if needed. Save the toc pointer if needed.
+ (get_issue_rate): New function to return # of instructions a
+ machine can issue at once.
+ (rs6000_sync_trampoline): Emit instructions to synchronize the
+ PowerPC caches after a trampoline.
+ (rs6000_trampoline_{template,size}): New functions to provide
+ common trampoline support for all ABI's.
+ (rs6000_initialize_trampoline): Ditto.
+
+ * rs6000.h (TARGET_{WINDOWS_NT,AIX,MACOS}): Define.
+ (processor_type): Add 602.
+ (PROCESSOR_COMMON): Assume current processor is a 604, not a 601.
+ (SUBTARGET_OPTIONS): Define if not defined.
+ (TARGET_OPTIONS): Include SUBTARGET_OPTIONS.
+ (COUNT_REGISTER_REGNUM): Define as 66.
+ (EXTRA_CONTRAINT): Add 'S' and 'T' for Windows NT.
+ (rs6000_abi): Add ABI_AIX_NODESC, ABI_NT.
+ (DEFAULT_ABI): Define if not defined.
+ (rs6000_stack): Add fields for Windows NT support.
+ (RS6000_SAVE_TOC): Add for Windows NT support.
+ (FUNCTION_ARG_BOUNDARY): Call function_arg_boundary.
+ (trampoline macros): Call trampoline functions in rs6000.c.
+ (RETURN_ADDRESS_OFFSET): Add Windows NT support.
+ (toc_section): Skip leading '*'.
+ (PREDICATE_CODES): Add volatile_mem_operand,
+ count_register_operand.
+ (MACHINE_issue_rate): Define.
+ (function decls): Add new function decls from rs6000.c.
+
+ * rs6000.md (cpu attribute): Add 602.
+ (function units): Update to match reality better.
+ (calls through pointer): Rework to support Windows NT.
+ (movsi): Add Windows NT support.
+ (movstrsi): Remove match_operand predicates, since
+ expand_block_move does the checking.
+ (sync_isync): Delete.
+ (icbi, dcbst, sync, isync): New insns to generate named instruction
+ for making trampolines on eabi/V.4 properly flush the caches.
+ (decrement_and_branch_on_count): Rename from
+ decrement_and_branchsi. Add update of count in insn pattern.
+
+ * rs6000/sysv4.h (TARGET_SWITCHES): Drop -mtraceback. Keep
+ -mno-traceback but don't do anything with it. Add
+ -mcalls-{nt,aixdesc}. Add -m{,no-}relocatable-lib. Add -msim,
+ -mmvme, and -memb.
+ (TARGET_TOC): Update for use with -mcalls-{nt,aixdesc}.
+ (SUBTARGET_OVERRIDE_OPTIONS): Update for new switches.
+ (RS6000_OUTPUT_BASENAME): Delete.
+ (toc_section): Add support for -mcall-{nt,aixdesc}.
+ (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Ditto.
+ (ASM_DECLARE_FUNCTION_NAME): Use STRIP_NAME_ENCODING instead of
+ RS6000_OUTPUT_BASENAME. For -mcall-{nt,aixdesc} emit the proper
+ function descriptor.
+ (ASM_SPEC): Pass appropriate -mxxx switches to the assembler based
+ on the -mcpu=xxx options.
+ (ASM_OUTPUT_INT): Move here from eabi.h.
+ (ENCODE_SECTION_INFO): If -mcall-{nt,aixdesc} add approriate magic
+ so function name has two or one leading periods.
+ (ASM_OUTPUT_SOURCE_LINE): Delete, use version in svr4.h.
+ (trampoline macros): Call trampoline functions in rs6000.c.
+
+ * t-{eabi,ppc}{,gas} (EXTRA_HEADERS): Add ginclude/ppc-asm.h.
+ (LIB2FUNCS_EXTRA): Depend on eabi.S, not eabi.s.
+ (eabi.S): Rename from eabi.asm.
+
+ * t-{eabi,ppc}gas (MULTILIB_*): Add -mcall-aixdesc libraries, but
+ don't build either little endian or -mrelocatable versions of
+ those libraries.
+
+Tue Nov 28 00:10:27 1995 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (divsi3): Reorder so common mode does not negate
+ power-of-2 shift optimization.
+
+Wed Nov 29 22:06:11 1995 J.T. Conklin <jtc@rtl.cygnus.com>
+
+ * configure (sparc-*-solaris2*): Add gcrt1.o to extra_parts.
+ * sparc/sol2.h (STARTFILE_SPEC): Link with gcrt1.o with -pg.
+ * sparc/sol2-g1.asm: New file, startup code for profiled
+ executables.
+ * sparc/t-sol2: Add make rule for gcrt1.o.
+ * sparc/gmon-sol2.c (_mcleanup): Add support for PROFDIR
+ environment variable.
+
+Wed Nov 29 21:41:13 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips/abi64.h (CPP_SPEC): If -msingle-float and not
+ -msoft-float, pass -D__mips_single_float. Likewise for -m4650 and
+ not -msoft-float.
+ * mips/dec-bsd.h (CPP_SPEC): Likewise.
+ * mips/dec-osf1.h (CPP_SPEC): Likewise.
+ * mips/elf64.h (CPP_SPEC): Likewise.
+ * mips/iris3.h (CPP_SPEC): Likewise.
+ * mips/iris5.h (CPP_SPEC): Likewise.
+ * mips/mips.h (CPP_SPEC): Likewise.
+ * mips/netbsd.h (CPP_SPEC): Likewise.
+ * mips/osfrose.h (CPP_SPEC): Likewise.
+ * mips/t-ecoff (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
+ MULTILIB_MATCHES): Add -msingle-float support.
+
+Wed Nov 29 17:57:48 1995 Doug Evans <dje@cygnus.com>
+
+ * toplev.c (main): Invoke OPTIMIZATION_OPTIONS after target_flags
+ has been initialized so sets of target_flags aren't clobbered.
+
+ * cccp.c (do_include): Recognize c:\foo as absolute path name in DOS.
+
+ * svr4.h (MD_EXEC_PREFIX): Don't use if cross compiling.
+ (MD_STARTFILE_PREFIX): Likewise.
+ (LINK_SPEC): Don't use absolute path names if cross compiling.
+ * svr3.h (LIB_SPEC): Likewise.
+
+ * gcc.c (do_spec_1): Fix typos in version calculation.
+
+Wed Nov 29 14:06:13 1995 Jim Wilson <wilson@cygnus.com>
+
+ * sh.md (ashrsi3_d): Use %0 not %1 in output pattern.
+
+ * svr4.h (MAX_OFILE_ALIGNMENT): Define.
+
+ * mips/iris5.h (WORD_SWITCH_TAKES_ARG): Define.
+ (LINK_SPEC): Add rpath.
+ * mips/iris6.h (LINK_SPEC): Likewise.
+
+ * stupid.c (stupid_mark_regs): For hard registers, use regno+j
+ instead of just regno in MARK_LIVE_AFTER and SET_HARD_REG_BIT calls.
+
+ * c-common.c (combine_strings): Add support for WCHAR_TYPE as short.
+
+Wed Nov 29 13:59:58 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * c-decl.c (duplicate_decls): Add new parameter different_binding_level.
+ Lots of changes to use new new parameter.
+ (pushdecl): Delete variable declared_global. New variable
+ different_binding_level and code to set it. Move extern/static
+ warning before duplicate_decls call. Don't let global typedefs
+ conflict with nested extern declarations. Move oldglobal test
+ inside code for setting IDENTIFIER_LIMBO_VALUE.
+ (lookup_name_current_level_global): Delete.
+ * c-tree.h (merge_attributes): New declaration.
+ * c-typeck.c (merge_attributes): New function. Move code from
+ common_type to here.
+ (common_type): Call merge_attributes instead of having inline code.
+ * integrate.c (integrate_decl_tree): Delete variable newd.
+ Always set DECL_ABSTRACT_ORIGIN before calling pushdecl.
+
+Tue Nov 28 21:57:04 1995 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (mips_function_value): Add check for i > 0 when deciding
+ if structure should be return in FP registers.
+
+Tue Nov 28 12:47:52 1995 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.md (define split for (plus (reg) (large_constant)): Try
+ another way to handle this with only 2 insns. From Tege.
+
+Mon Nov 27 02:05:18 1995 Jeffrey A. Law <law@cygnus.com>
+
+ * lib1funcs.asm, pa-pro.h, t-pro.h, xm-papro.h: New PA
+ target files.
+ * configure (hppa*-*-pro*): Use new target files.
+
+ * toplev.c (rest_of_compilation): Always call jump_optimize
+ at least once.
+
+ * pa.h (ASM_OUTPUT_EXTERNAL): Don't let assemble_name clobber
+ the value of TREE_SYMBOL_REFERENCED.
+
+ * pa-ghpux9.h (LINK_SPEC): Pass "-z" to the linker to enable
+ trap on null pointer dereference for programs built on hpux9.
+ * pa-hpux9.h, pa1-ghpux9.h, pa1-hpux9.h: Likewise.
+
+ * pa.c (output_function_prologue): No longer need to keep
+ track of the total number code bytes when TARGET_GAS &&
+ not TARGET_PORTABLE_RUNTIME.
+ * pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use .NSUBSPA when
+ not TARGET_PORTABLE_RUNTIME.
+ (ASM_OUTPUT_FUNCTION_PREFIX): Define. Prefix functions with
+ .NSUBSPA when TARGET_GAS and not TARGET_PORTABLE_RUNTIME.
+
+ * pa.md (symbolic high patterns): Use 'H' to print the symbolic
+ address so that the constant part gets rounded.
+ * pa.c (print_operand): Handle 'H' operand for high part of a
+ symbolic address with a rounded constant.
+ (output_global_address): New argument "rounded_constant". All
+ callers changed appropriately.
+
+ * x-pa-hpux (FIXPROTO_DEFINES): Add -D_HPUX_SOURCE.
+
+ * pa.h (CPP_SPEC): Only pass -D_HPUX_SOURCE and -D_HIUX_SOURCE if
+ -ansi is not present.
+ (CPP_PREDEFINES): Remove -D_HPUX_SOURCE and/or -D_HIUX_SOURCE.
+ * pa-ghiux.h (CPP_PREDEFINES): Likewise.
+ * pa-gux7.h (CPP_PREDEFINES): Likewise.
+ * pa-hiux.h (CPP_PREDEFINES): Likewise.
+ * pa-hpux.h (CPP_PREDEFINES): Likewise.
+ * pa-hpux7.h (CPP_PREDEFINES): Likewise.
+ * pa1-ghiux.h (CPP_PREDEFINES): Likewise.
+ * pa1-hiux.h (CPP_PREDEFINES): Likewise.
+
+ * pa-hpux.h (LINK_SPEC): If -mlinker-opt, then pass -O to the
+ linker.
+ * pa-ghpux.h, pa-hpux9.h, pa-ghpux9.h: Likewise.
+ * pa1-ghpux9.h, pa1-hpux9.h: Likewise.
+ * pa.h (LINK_SPEC): Likewise.
+ (TARGET_SWITCHES): Add -mlinker-opt.
+
+ * pa.md (all peepholes): Disable if TARGET_SOFT_FLOAT.
+
+ * pa.c (pa_reorg): If TARGET_GAS, then emit insns to mark
+ the beginning and end of the branch table.
+ * pa.md (begin_brtab): New insn. Just a marker so GCC knows
+ where to put the .begin_brtab pseudo-op.
+ (end_brtab): Similarly.
+
+ * pa.h (EXTRA_SECTIONS): Add in_ctors and in_dtors if
+ CTORS_SECTION_FUNCTION is defined. Else define dummy
+ versions of CTORS_SECTION_FUNCTION and DTORS_SECTION_FUNCTION.
+ (EXTRA_SECTION_FUNCTIONS): Add CTORS_SECTION_FUNCTION and
+ DTORS_SECTION_FUNCTION.
+
+ * pa.md: Add peepholes to improve spill code generated
+ by reload when we run out of FP registers.
+
+ * xm-pa.h: Remove spurious double-quote.
+
+ * pa.md (call expanders): For indirect calls, load %r22 with the
+ function's address.
+ (indirect call patterns): No need to copy the call address into
+ %r22 anymore.
+
+ * pa.c (output_cbranch): Fix buglet in length handling of
+ backwards branches with unfilled delay slots.
+ (output_bb, output_bvb, output_dbra, output_movb): Likewise.
+
+ * pa.md: Fix off-by-one error in length computations for all
+ conditional branch patterns.
+
+ * pa.h (output_bvb): Declare.
+ * pa.c (output_bvb): New function to output branch on variable
+ bit insns.
+ * pa.md (branch-on-variable-bit): New patterns.
+
+ * pa.h (TARGET_MILLICODE_LONG_CALLS): Delete swtich and all
+ references.
+ (output_millicode_call): Declare new function
+ * pa.md (millicode calls): Update length computation to handle
+ variable length millicode calls.
+ (call pattners): Likewise.
+ (indirect call patterns): Update length compuations and output
+ templates to handle variable length millicode calls.
+ (plabel_dereference): Likewise.
+ * pa.c (override_options): Give warnings when incompatable
+ options are used.
+ (output_mul_insn): Call output_millicode_call instead of
+ output_call, eliminate last argument to output_millicode_call.
+ (output_div_insn): Likewise.
+ (output_mod_insn): Likewise.
+ (output_call): Rewrite long call code to handle variable length
+ millicode calls. Eliminate support for calling mul, div and mod
+ millicode routines.
+ (output_millicode_call): New function for calling mul, div and mod
+ millicode routines.
+
+ * pa.md (abssi2): New pattern.
+
+ * pa.c (secondary_reload_class): Loads from reg+d addresses into
+ FP registers don't need secondary reloads.
+ * pa.h: Delete soem #if 0 code. Update some comments.
+ (EXTRA_CONSTRAINT, case 'Q'): Only accept valid memory addresses.
+
+ * pa.h (RTX_COSTS): Tege's rewrite.
+
+ * pa.c (hppa_legitimize_address): Generate unscaled indexed
+ addressing for (plus (symbol_ref) (reg)).
+ (emit_move_sequence): Set REGNO_POINTER_FLAG appropriately
+ to encourage unscaled indexing modes.
+ (basereg_operand): New function for unscaled index address support.
+ * pa.md (unscaled indexing patterns): New patterns for unscaled
+ index address support.
+
+ * pa.h (MOVE_RATIO): Define.
+ * pa.md (movstrsi expander): Refine tests for when to use the
+ library routine instead of an inlined loop copy. Provide an
+ additional scratch register for use in the inlined loop copy.
+ (movstrsi_internal): Name the pattern for ease of use. Add
+ additional scratch register.
+ * pa.c (output_block_move): Greatly simplify. Use 2X unrolled
+ copy loops to improve performance.
+ (compute_movstrsi_length): Corresponding changes.
+
+ * pa.c (print_operand): Handle 'y' case for reversed FP
+ comparisons. Delete some #if 0 code. Fix various comment typos.
+ * pa.md (fcmp patterns): Try and reverse the comparison to avoid
+ useless add,tr insns.
+
+Sun Nov 26 14:47:42 1995 Richard Kenner <kenner@mole.gnu.ai.mit.edu>
+
+ * Version 2.7.2 released.
+
+ * function.c (fixup_var_refs_1): Make pseudo for DEST
+ in PROMOTED_MODE unless in a SUBREG.
+
+ * cse.c (insert): Don't put a REG into qty_const.
+
+ * msdos/top.sed: Change version to 2.7.2.
+ * winnt/config-nt.sed: Likewise.
+
+Sun Nov 26 14:41:49 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * Makefile.in (stamp-objlist): Change .o to $objext.
+
+ * alpha/win-nt.h (CPP_PREDEFINES): Set __unaligned and __stdcall
+ to null.
+ (ASM_SPEC): Add a translation for -g to -Zi.
+ * winnt/ld.c (main): Don't pass -g to link.
+ * winnt/oldnames.c: Reformat and add some new functions for gnat1.
+ * winnt/win-nt.h (LINK_SPEC): Pass -g to ld.exe.
+ Increase default stack size.
+ * configure ({alpha-dec,i386-ibm}-winnt3.5): Add oldnames.o
+ to extra_objs.
+ * libgcc2.c (trampoline): Add getpagesize and mprotect for WINNT.
+
+Sun Nov 26 14:25:26 1995 Uwe Seimet (seimet@chemie.uni-kl.de)
+
+ * atari.h (FUNCTION_VALUE): Deleted; incorrect.
+
+Sun Nov 26 14:23:03 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * fixincludes (curses.h): Allow space or tab after bool keyword,
+ instead of tab or tab.
+
+Sun Nov 26 14:14:11 1995 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+
+ * 1750a.md (pattern for HImode PSHM): Corrected.
+ (trunchiqi2, zero_extendqihi2, extendhftqf2): Corrected.
+ (pattern for movhi of CONST_INT to REG): Corrected.
+ (divmodqi pattern for DISN): Corrected.
+ (all shift patterns): Corrected.
+
+ * 1750a.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Corrected.
+ (ASM_OUTPUT_[datatype]): Corrected datalbl[].size computation
+ for output of arrays.
+
+Sun Nov 26 14:08:57 1995 Dave Love <d.love@dl.ac.uk>
+
+ * mips/iris5.h (NO_IMPLICIT_EXTERN_C): Define this again so
+ that unistd.h doesn't get badly `fixed' for C++. libg++ will now
+ build with this definition.
+
+Sun Nov 26 14:02:43 1995 Robert E. Brown (brown@grettir.bibliotech.com)
+
+ * configure: Better workaround for Nextstep bug.
+
+Sun Nov 26 13:55:07 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * rs6000.md (load_multiple matcher): Fix typo in opcode.
+
+Sun Nov 26 13:51:08 1995 Lee Iverson <leei@Canada.AI.SRI.COM>
+
+ * final.c (final_start_function): Move call to sdbout_begin_function
+ back to final_scan_insn on MIPS systems so parameter descriptions are
+ recognized.
+
+Sun Nov 26 13:43:06 1995 DJ Delorie (dj@delorie.com)
+
+ * msdos/top.sed: Don't insert "go32".
+
+Sun Nov 26 12:08:23 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * combine.c (nonzero_bits, case REG): Put POINTERS_EXTEND_UNSIGNED
+ code before stack pointer code. Return nonzero at end of stack
+ pointer code.
+
+ * sparc.h (PRINT_OPERAND_ADDRESS): Handle CONST inside PLUS.
+
+ * Makefile.in (cppalloc.o): Add a rule to build it.
+
+ * alpha.c (alpha_emit_set_const): Don't output SImode sequences
+ that rely on invisible overflow. Sign extend new when SImode.
+ Don't recur if new == c. Don't allow shift outside mode. Make
+ logical right shift be unsigned.
+
+Sun Nov 26 11:37:50 1995 Arne H. Juul (arnej@idt.unit.no)
+
+ * Makefile.in (compare*): Add "|| true" to avoid spurious
+ failure messages from some versions of make.
+
+Sun Nov 26 11:20:09 1995 Dmitry K. Butskoy (buc@stu.spb.su)
+
+ * expr.c (truthvalue_conversion): Add declaration.
+
+Sun Nov 12 18:09:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * Version 2.7.1 released.
+
+ * function.c (put_reg_into_stack): New arg volatile_p.
+ (put_var_into_stack): Call with new arg.
+
+Sat Nov 11 08:25:34 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * reload.c (output.h): Include it.
+ * Makefile.in (reload.o): Add dependence on output.h.
+
+Thu Nov 9 11:24:20 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * mips.h (HARD_REGNO_NREGS): If FP_REG_P, always use UNITS_PER_FPREG
+ to calculate number of words needed.
+
+Thu Nov 9 11:04:50 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
+
+ * 1750a.md (cmphf): Addd Base Reg with Offset address mode (LB,STB,..)
+ (movqi,movhi,movhf,addqi3,addhf3,subqi3,subhf3,mulqihi3): Likewise.
+ (mulhf3,divhf3,andqi3,iorqi3): Likewise.
+ (define_peephole): Remove the Base mode peepholes. Replace the
+ special addqi define_insn for "LIM Ra,sym,Rb" by a define_peephole.
+ (ashlqi3): Took out futile 0th alternative.
+ (lshrqi3, lshrhi3, ashrqi3, ahsrhi3): Correct case of non-constant
+ shift count.
+
+ * 1750a.h (REG_ALLOC_ORDER): Define.
+ (REGNO_OK_FOR_BASE_P): Include stack pointer in test against
+ reg_renumber[REGNO].
+ (ASM_OUTPUT_DESTRUCTOR): Remove bogus assembler comment.
+
+Thu Nov 9 11:01:33 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (expand_expr, case ARRAY_REF): Properly convert types
+ of index, size, and multiplication.
+
+Wed Nov 8 09:00:22 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm.md (mov*cc_{,soft_}insn): Use match_operator to test the
+ comparison and check that the condition code register is used.
+
+Wed Nov 8 08:49:35 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (ASM_OUTPUT_{CONSTRUCTOR,DESTRUCTOR}): Undef before
+ including svr4.h.
+
+Tue Nov 7 10:58:12 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * m68k.md (subxf3): Properly name pattern.
+
+Tue Nov 7 10:53:09 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * libgcc2.c (__{C,D}TOR_LIST): For AIX, initialize these arrays to
+ 0,0, just like NeXT to avoid a warning message from the AIX 4.1
+ linker.
+
+Tue Nov 7 09:58:34 1995 John F. Carr <jfc@mit.edu>
+
+ * cppexp.c (cpp_lex): Correctly parse character constants.
+
+Tue Nov 7 09:52:15 1995 Jason Merrill <jason@yorick.cygnus.com>
+
+ * rs6000.h (ASM_OUTPUT_{DES,CONS}TRUCTOR): Define.
+
+Mon Nov 6 10:27:15 1995 Doug Evans <dje@cygnus.com>
+
+ * combine.c (force_to_mode): Fix typo.
+
+Sun Nov 5 18:37:02 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * m68k.md (cmpxf): Don't call force_const_mem, it looses for PIC;
+ get predicates right instead. Get rid of separate DEFINE_EXPAND.
+ (addxf3, subxf3, mulxf3, divxf3): Likewise.
+ (All XFmode patterns): Delete `F' and `G' constraints.
+ (absxf2, negxf2): Delete spurious condition on TARGET_FPA.
+
+Sun Nov 5 11:05:44 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * fixincludes (malloc.h): Fix return type of {m,re}alloc.
+
+Sun Nov 5 11:02:26 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * cse.c (invalidate): For a pseudo register, do a loop to
+ invalidate all table entries, irrespective of mode.
+
+Sun Nov 5 10:57:43 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * combine.c (force_to_mode): Put in last change properly.
+
+Sun Nov 5 10:53:49 1995 Jeffrey A Law (law@cygnus.com)
+
+ * pa.h (CONDITIONAL_REGISTER_USAGE): Make sure FP regs
+ get disabled regardless of PA1.0 vs PA1.1 code generation
+ when TARGET_SOFT_FLOAT or TARGET_DISABLE_FPREGS is on.
+
+Sun Nov 5 10:49:43 1995 Doug Evans <dje@lisa.cygnus.com>
+
+ * i960.c (emit_move_sequence): Add a scratch register to
+ multi-reg stores.
+ (i960_output_move_{double,quad}): New functions.
+ (i960_print_operand): Handle new operand types E, F.
+ * i960.md (movdi matchers): Rewrite.
+ (store_unaligned_di_reg): New pattern.
+ (movti matchers): Rewrite.
+ (store_unaligned_ti_reg): New pattern.
+
+Sun Nov 5 10:45:24 1995 Ian Lance Taylor (ian@cygnus.com)
+
+ * mips.h (MULTILIB_DEFAULTS): Define.
+ * mips/elf64.h, mips/iris6.h (MULTILIB_DEFAULTS): Define.
+
+Sun Nov 5 10:41:48 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * reload.c (push_reload): Delete abort for RELOAD_OTHER case added
+ in last change.
+ * reload1.c (emit_reload_insns): For RELOAD_OTHER output reloads,
+ output the reload insns in descending order of reloads.
+
+ * sh.md (mulsidi3-1, mulsidi3, umulsidi3-1, umulsidi3): Enable.
+ (smulsi3_highpart-1, smulsi3_highpart): New patterns.
+ (umulsi3_highpart-1, umulsi3_highpart): Likewise.
+ (movdi-1): Add r/x constraint.
+ * t-sh (MULTILIB_OPTIONS): Add m2.
+ (MULTILIB_DIRNAMES): Add m2.
+ (MULTILIB_MATCHES): Define.
+
+ * sparc.h (RTX_COSTS, case MULT): Check for TARGET_SPARCLITE.
+
+ * abi64.h, elf64.h (CPP_SPEC): Add -EB and -EL support.
+
+Sat Nov 4 10:36:26 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * sh.md (casesi_worker): Change constraint from = to +.
+
+ * svr4.h (ASM_IDENTIFY_GCC_AFTER_SOURCE): Delete.
+ (ASM_IDENTIFY_GCC): Output stab here.
+
+Sat Nov 4 10:32:37 1995 John Carr <jfc@mit.edu>
+
+ * cpplib.c (finclude): Set current input pointer when input
+ is not a regular file.
+
+ * cppmain.c: Define progname, required by cpplib.
+
+Sun Oct 29 07:48:36 1995 Michael Meissner <meissner@cygnus.com>
+
+ * xcoffout.h (DBX_FINISH_SYMBOL): Deal with names created via
+ the __asm__ construct that start with a leading '*'.
+ * xcoffout.c (xcoff_declare_function): Likewise.
+
+Sun Oct 29 07:45:41 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * stupid.c (stupid_mark_refs): Handle SUBREG of pseudo-reg in a
+ SET_DEST same as we handle a pseudo-reg in a SET_DEST.
+
+Sun Oct 29 07:43:15 1995 Pat Rankin <rankin@eql.caltech.edu>
+
+ * libgcc2.c (L_eh: __unwind_function): Implement for VAX.
+ * vax.h (RETURN_ADDRESS_OFFSET, RETURN_ADDR_RTX): Define.
+
+Sun Oct 29 12:39:08 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>a
+
+ * i386/sol2.h (CPP_PREDEFINES): Add -D__SVR4.
+
+Sun Oct 29 07:14:36 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * reload.c (find_equiv_reg): Check for nonsaving setjmp.
+
+Fri Oct 27 15:15:56 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * Makefile.in (out_object_file): Depend on TREE_H.
+
+Fri Oct 27 06:42:36 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.c (call_operand): Only allow reg 27 on NT too.
+ * alpha.md (call_value_nt, call_nt): Force non-SYMBOL_REF
+ into reg 27, just like for OSF.
+
+ * rs6000.c (struct asm_option): Changed from struct option.
+ (expand_block_move_mem): Remove erroneously-added line.
+
+ * expr.c (clear_storage): SIZE is now rtx, not int.
+ (store_constructor): Call clear_storage with rtx.
+ (get_inner_reference): Convert index to precision of
+ sizetype, not POINTER_SIZE.
+ (expand_expr, case ARRAY_REF): Likewise.
+ * expr.h (clear_storage): Second arg is rtx, not int.
+
+Fri Oct 27 05:45:58 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * combine.c (force_to_mode, case ASHIFTRT): Properly handle
+ mask wider than HOST_WIDE_INT.
+
+ * c-decl.c (pushdecl): Don't test TREE_PUBLIC when deciding whether
+ to register a duplicate decl in the current block.
+
+Thu Oct 26 21:55:39 1995 Jason Merrill <jason@sethra.cygnus.com>
+
+ * calls.c (expand_call): Don't trust the callee to copy a
+ TREE_ADDRESSABLE type.
+ * function.c (assign_parms): Likewise.
+
+Thu Oct 26 19:25:05 1995 Mike Stump <mrs@cygnus.com>
+
+ * libgcc2.c (__unwind_function): Provide a default definition for
+ implementations that don't yet have a function unwinder.
+
+Thu Oct 26 18:08:19 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (handle_directive): Don't treat newline as white
+ space when coalescing white space around a backslash-newline.
+
+Thu Oct 26 17:57:34 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips-tdump.c (enum st): Define st_Struct, st_Union, and st_Enum.
+ (st_to_string): Handle them.
+ (type_to_string): Add fdp argument; pass it to emit_aggregate.
+ (print_symbol): Add fdp argument; pass it to type_to_string.
+ Handle st_Struct, st_Union, and st_Enum.
+ (emit_aggregate): Add fdp argument. Handle opaque types. Map
+ through RFD entries.
+ (print_file_desc): Pass FDR to print_symbol.
+ (main): Pass null FDR to type_to_string.
+
+Thu Oct 26 08:07:10 1995 Michael Meissner <meissner@cygnus.com>
+
+ * configure (powerpc-ibm-aix[456789]*): Use rs6000/t-newas,
+ not rs6000/t-rs6000.
+ (rs6000-ibm-aix3.2.[456789]*): Likewise.
+ (rs6000-ibm-aix[456789]*): Likewise.
+
+ * rs6000/t-newas: Copy from t-rs6000.
+ * t-rs6000: Don't build -mcpu=common multilib variants of libgcc.a.
+
+ * rs6000.md (load_multiple insn): If address register is among regs,
+ don't load it with a lwsi instruction, which is undefined on PowerPC.
+
+Thu Oct 26 08:01:32 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * dwarfout.c (output_compile_unit_die): Handle language_string
+ of "GNU F77".
+
+ * reload.c (find_reloads_address): When check for out of range constant
+ plus register, accept any hard register instead of just fp, ap, sp.
+
+ * combine.c (distribute_notes): For Oct 19 change, add additional
+ check to verify that place has a valid INSN_CUID.
+
+ * sparc/t-vxsparc (LIBGCC1_TEST): Define.
+
+ * sh.md (negdi2): Use TARGET_LITTLE_ENDIAN.
+
+ * combine.c (force_to_mode, case ASHIFTRT): Verify mode bitsize is
+ within HOST_BITS_PER_WIDE_INT before shifting by it.
+
+ * final.c (final_scan_insn): When recur for instruction in delay slot,
+ add loop around recursive call in case the instruction gets split.
+
+Thu Oct 26 07:28:45 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * genrecog.c (write_tree_1): Avoid emitting '-2147483648'.
+
+ * jump.c (duplicate_loop_exit_test): Return 0 if found
+ a NOTE_INSN_LOOP_CONT.
+
+Tue Oct 24 15:30:14 1995 Jeffrey A Law <law@cygnus.com>
+
+ * calls.c (expand_call): Make sure valreg is at least
+ a full word.
+
+Sun Oct 22 19:35:41 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * sh.h (INIT_SECTION_ASM_OP): Delete.
+ (HAVE_ATEXIT): Define.
+
+Sun Oct 22 07:46:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * libgcc2.c (__fixuns[xds]fsi): #undef MIN and MAX before #include
+ of limits.h.
+
+ * pa.c (pa_adjust_cost): Use pa_cpu, not pa_cpu_attr.
+
+Sun Oct 22 07:38:58 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * alpha.h (CONST_OK_FOR_LETTER_P): Use 'U' for unsigned constants.
+ * alpha.c (alpha_emit_set_const): Likewise.
+ * mips.c (gen_int_relational): Likewise.
+
+Sun Oct 22 07:14:35 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * i386.c (i386_return_pops_args): Don't need a FUNDECL to
+ check for type attributes in FUNTYPE.
+
+Sat Oct 21 18:17:42 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * sh.md (define_delay): Don't accept any instruction for an annulled
+ slot, only accept those for which in_delay_slot is yes.
+ * sh.c (find_barrier): When hi_const returns true, increment count_si
+ by two if found_si is true.
+ Always use get_attr_length to compute length of instructions.
+ If count_hi or count_si out of range at end, need two PREV_INSN calls
+ not one.
+ When create new label, set LABEL_NUSES to 1.
+ (reg_unused_after): Ifdef out code for handling labels.
+ (prepare_scc_operands): New local variable mode. Set it from
+ sh_compare_op0 or sh_compare_op1. Use it instead of SImode in
+ force_reg calls.
+
+ * optabs.c (expand_float): Emit missing barrier after unconditional
+ jump.
+
+Sat Oct 21 14:16:46 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * alpha.md (cmpdf): Make conditional on TARGET_FP.
+
+Fri Oct 20 19:11:12 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * combine.c (distribute_notes): Delete instructions without
+ side effect that set a subreg of an unused register.
+
+ * m68k.h (PREFERRED_RELOAD_CLASS): Check for !G constants
+ for DATA_OR_FP_REGS also.
+
+Fri Oct 20 18:57:10 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * genmultilib: Output negations of unused alternatives, even if
+ one of the alternatives is selected.
+
+Fri Oct 20 18:48:50 1995 Jeff Law (law@hurl.cygnus.com)
+
+ * integrate.c (output_inline_function): Turn on flag_no_inline
+ to avoid function integration once we begin writing deferred
+ output functions.
+
+Fri Oct 20 18:46:33 1995 Michael Meissner <meissner@wogglebug.tiac.net>
+
+ * rs6000.c (float_conv_temp): Delete global variable.
+ (stack_temps): New static array to hold stack temps.
+ (offsettable_mem_operand): Delete function.
+ (offsettable_addr_operand, rs6000_stack_temp): New functions.
+ (output_epilog): Zero stack_temps.
+
+ * rs6000.h (offsettable_addr_operand): Declare instead of
+ offsettable_mem_operand.
+ (PREDICATE_CODES): Use offsettable_addr_operand.
+ (float_conv_temp): Delete variable.
+
+ * rs6000.md (move_to_float insns): Change move_to_float so
+ that it doesn't have a clobber of the memory address, and instead
+ passes the stack temp's memory address as one of the unspec args.
+ (fix_truncdfsi2): Use rs6000_stack_temp to allocate the temp.
+ (multiply, shift insns): Fix all cases of multiply and shift insns so
+ that the right mnemonics are used for -mcpu=common with both
+ -m{old,new}-mnemonics.
+
+Fri Oct 20 17:58:19 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * expr.c (safe_from_p, case RTL_EXPR): Return 0 if RTL_EXPR_SEQUENCE
+ exists. Delete code to return 0 if exp_rtl is zero.
+
+ * function.c (init_function_start): Don't call init_insn_lengths here.
+ * toplev.c (rest_of_compilation): Call it here.
+
+Thu Oct 19 19:19:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-common.c (check_format_info): Make test for null pointer
+ more general.
+
+Thu Oct 19 18:56:16 1995 Satoshi Adachi (adachi@wisdom.aa.ap.titech.ac.jp)
+
+ * fixincludes (stdlib.h): Be more general in edit to change
+ declaration of {c,m,re}alloc.
+
+Thu Oct 19 18:48:53 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * libgcc2.c (__udiv_w_sdiv): If we don't have sdiv_qrnnd, define
+ dummy variant of __udiv_w_sdiv.
+
+Thu Oct 19 18:45:21 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * alpha.h (ASM_SPEC): If GNU as is the default, then pass -g to
+ the assembler if -malpha-as. If GNU as is not the default, then pass
+ -g to the assembler is not -mgas.
+
+ * combine.c (distribute_notes): When search for new place to put
+ REG_DEAD note, call distribute_links if this new place is between
+ i2 and i3, and i2 uses the register.
+
+Thu Oct 19 18:41:36 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md (float{,uns}sidf2): Rewrite to break the conversion
+ process into several general insns.
+ (move_to_float): New insns to move 2 integer regs into a float register
+ through memory, taking endianess into account. Make sure that the
+ floating temporary is a valid address. Use one temporary for all
+ floats converted.
+ (fix_truncdfsi2): Take endianess into account.
+
+ * rs6000.c ({low_32_bit,offsettable_mem}_operand): The function
+ low_32_bit_operand is now unused, delete it. New function
+ offsettable_mem_operand to determine if a memory address is
+ offsettable.
+ * rs6000.h ({low_32_bit,offsettable_mem}_operand): Ditto.
+ (PREDICATE_CODES): Ditto.
+
+ * rs6000.{c,h} (float_conv_temp): New global.
+ * rs6000.c (output_epilog): Zero out float_conv_temp.
+
+ * Makefile.in (libgcc{1,2}.a): Allow LIB{1,2}FUNCS_EXTRA files to
+ end in .S as well as .c and .asm.
+
+Wed Oct 18 17:56:45 1995 Jose Alonso (sidinf@fpsp.fapesp.br)
+
+ * c-typeck.c (parser_build_binary_op): Warn about x^y==z, etc.
+
+Mon Oct 9 12:38:06 1995 Michael Meissner <meissner@cygnus.com>
+
+ * protoize.c (reverse_def_dec_list): Silence compiler warnings.
+
+Mon Oct 9 12:35:54 1995 Andrew Cagney <cagney@highland.com.au>
+
+ * ginclude/va-ppc.h (va_arg): Deal with long longs that would be
+ passed in the 7th register, and are passed in the stack instead.
+
+Fri Oct 6 13:47:10 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * alpha.h (ASM_SPEC): Add -g.
+
+Fri Oct 6 13:42:50 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha.h (alpha_{arg,auto}_offset): Make extern.
+
+Fri Oct 6 13:24:43 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.h (RETURN_ADDRESS_OFFSET): Correct previous change.
+
+Fri Oct 6 13:14:43 1995 Doug Evans <dje@canuck.cygnus.com>
+
+ * rtlanal.c (reg_set_last): Fix call to reg_set_between_p.
+
+Tue Oct 3 12:31:38 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * stor-layout.c (layout_type, case ARRAY_TYPE): Strip MAX_EXPR
+ from upper bound when computing length if it just protects against
+ negative length.
+
+ * expr.c (emit_move_insn_1): When doing multi-word move, show
+ output is clobbered.
+
+Tue Oct 3 12:26:07 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * cse.c (set_nonvarying_address_components, case AND): Add *pend to
+ end. Add constant to start instead of subtracting it.
+
+Tue Oct 3 12:23:28 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * combine.c (simplify_rtx): In code that attempts to simplify
+ conditional expressions, if the result is an NE around another
+ comparison, return the original expression.
+
+ * longlong.h (mips umul_ppmm): Use `l' and `h' constraints;
+ remove mflo and mfhi instructions.
+
+Tue Oct 3 12:21:29 1995 Michael Meissner <meissner@cygnus.com>
+
+ * ginclude/va-ppc.h (va_start, stdarg case): Call
+ __builtin_next_arg, and ignore the result, so that the compiler
+ can report the proper error, if the second argument is not the
+ last argument.
+
+Tue Oct 3 12:02:51 1995 Kohtala Marko <Marko.Kohtala@ntc.nokia.com>
+
+ * function.c (assign_stack_temp): Adjust full_size field of
+ temp_slot when splitting an unused slot.
+
+Tue Oct 3 11:51:59 1995 Mike Stump <mrs@cygnus.com>
+
+ * expr.c (expand_builtin_return_addr): Break out functionality
+ from expand_builtin.
+ (expand_builtin): Call expand_builtin_return_addr.
+ * rs6000.h (RETURN_ADDR_RTX): Remove call to copy_to_reg.
+ Offset to return address is 4 when !TARGET_64BIT and v4_call_p,
+ 8 otherwise.
+ * sparc.h (RETURN_ADDR_RTX): Remove call to copy_to_reg.
+ * alpha.h (RETURN_ADDR_RTX): New definition.
+
+Sun Oct 1 21:23:30 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.c (staticp, case INDIRECT_EXPR): Disable case.
+
+ * expr.c (expand_expr, case COMPONENT_REF): If getting component
+ of union of variable size, propagate TARGET.
+
+Fri Sep 29 07:48:09 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (store_expr): When storing promoted value, don't return
+ MEM if address contains target.
+
+Thu Sep 28 14:30:03 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (rescan): Expand `#if foo && #bar' without a bogus
+ complaint about preprocessor directives within macro args.
+ Expand `foo' in `foo#bar' without requiring a space before `#'.
+
+Thu Sep 28 14:24:26 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.md (anonymous DImode shift patterns setting cc0): Turned
+ off due to reload problems.
+
+Thu Sep 28 14:05:22 1995 Niklas Hallqvist (niklas@appli.se)
+
+ * Makefile.in (USER_H): Move up so can override.
+ (INSTALL_ASSERT_H): New definition.
+ (install-headers): Use it.
+ (stmp-int-hdrs): Handle USER_H being empty.
+ * config/x-netbsd (INSTALL_ASSERT_H): Define as empty.
+
+ * i386/netbsd.h (WCHAR_{TYPE,UNSIGNED,TYPE_SIZE}): Now int.
+ * m68k/netbsd.h, ns32k/netbsd.h, sparc/netbsd.h: Likewise.
+ * vax/netbsd.h: Likewise.
+ (SIZE_TYPE): Use unsigned int.
+
+ * m68k.c (output_scc_di): Swap operands when needed.
+ * m68k.h (LEGITIMATE_PIC_OPERAND): Allow SYMBOL_REF_FLAG symref.
+ * m68k.md: Make both assembler syntaxes do the same for PIC calls.
+
+Tue Sep 26 16:51:44 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * mips.c (override_options): Don't allow anything but integers to
+ go in the HI/LO registers.
+
+Tue Sep 26 16:36:18 1995 John F. Carr <jfc@mit.edu>
+
+ * c-common.c (check_format_info): Don't warn about format type
+ mismatch if the argument is an ERROR_MARK.
+
+Mon Sep 25 17:50:50 1995 Craig Burley (burley@gnu.ai.mit.edu)
+
+ * stor-layout.c (put_pending_sizes): New function.
+ * tree.h (put_pending_sizes): Add declaration.
+ * tree.c (save_expr): Return original for ERROR_MARK.
+
+Fri Sep 22 19:20:01 1995 Jeff Law (law@hurl.cygnus.com)
+
+ * expr.c (expand_builtin, case BUILT_IN_MEMCPY): Strip off
+ all NOP exprs from the source and destination nodes, then
+ set MEM_IN_STRUCT_P.
+
+Fri Sep 22 18:50:31 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/eabi.h (ASM_OUTPUT_INT): Test for whether the integer
+ being output is also a constant so &sym - &sym2 is not fixed up.
+
+Fri Sep 22 18:49:07 1995 Peter Flass (FLASS@LBDRSCS.BITNET)
+
+ * i370.md (cmpsi): Add missing constraints to operand 1.
+
+Fri Sep 22 18:27:33 1995 Torbjorn Granlund <tege@matematik.su.se>
+
+ * i386.h (CONST_OK_FOR_LETTER_P): Make `N' match range 0..255
+ for `outb' instruction.
+
+ * pyr.h (PRINT_OPERAND): Handle code `R' for REG.
+ * longlong.h (pyr umul_ppmm): Use it.
+
+Fri Sep 22 18:24:38 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-parse.in (enumlist): Propagate error_mark_node.
+
+ * c-aux-info.c (gen_type): Handle ERROR_MARK.
+
+ * alpha.md (movdi): Avoid memory sharing problem when in reload.
+
+Wed Sep 20 14:27:09 1995 Peter Flass <flass@lbdrscs.bitnet>
+
+ * mvs.h (FUNCTION_PROLOGUE): Maintain savearea forward chain
+ per MVS standards.
+
+Wed Sep 20 14:20:52 1995 Torbjorn Granlund <tege@matematik.su.se>
+
+ * pyr.md (cmphi recognizer): Make condition match constraints.
+ (cmpqi recognizer): Likewise.
+
+Wed Sep 20 12:42:59 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * integrate.c (expand_inline_function): Do copy something setting
+ the result register if it is setting it to itself and has a REG_NOTE.
+
+ * integrate.c (set_decl_{origin_self,abstract_flags}): Treat
+ a DECL_INITIAL of error_mark_node the same as one of NULL_TREE.
+
+Tue Sep 19 19:30:18 1995 Dave Pitts (dpitts@nyx.cs.du.edu)
+
+ * i370.md (cmphi, movhi, movstricthi, extendhisi2): Correct generation
+ of short integer (Halfword)
+ ({add,sub,mul,and,ior,xor}hi3): Likewise.
+ * i370/mvs.h (MACROPROLOGUE): New macro.
+ (FUNCTION_{PRO,EPI}LOGUE): Added ability to use IBM supplied function
+ prologue macros.
+ (FUNCTION_PROLOGUE): Corrected function "in-line" prologue alignment
+ problems.
+ (ASM_DECLARE_FUNCTION_NAME): Changed alignment to FullWord.
+ (ASM_OUTPUT_{SHORT,ASCII}): Reworked.
+
+Tue Sep 19 19:22:15 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * winnt/win-nt.h: Renamed from winnt/win-nt.h.
+ (LINK_SPEC): Add -noinhibit-exec.
+ * {alpha,i386}/win-nt.h: Renamed from {alpha,i386}/winnt.h.
+ Include winnt/win-nt.h, not winnt/winnt.h.
+ * winnt/oldnames.c: New file.
+ * winnt/headers.mak (fixinc-nt.obj): Fix typo.
+ * winnt/config-nt.bat: Change winnt.h to win-nt.h.
+ * i386/config-nt.sed: Likewise.
+ * configure ({alpha,i386}-*-winnt3*): Likewise.
+
+Mon Sep 18 14:00:45 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
+
+ * 1750a.h (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
+ Added R2 and R0_1.
+ (REG_CLASS_FROM_LETTER): New letters 't' and 'z'.
+ (EXTRA_CONSTRAINT): New letter 'Q'.
+
+Sun Sep 17 12:39:22 1995 Jeff Law (law@snake.cs.utah.edu)
+
+ * pa.h (ASM_DECLARE_FUNCTION_NAME): If a parameter's type
+ has TYPE_NEEDS_CONSTRUCTING on, then it's passed by invisible
+ reference.
+
+Sat Sep 16 17:42:33 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * loop.c (find_and_verify_loops): Fix error in last change.
+
+Sat Sep 16 08:38:22 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.h (GO_IF_LEGITIMATE_ADDRESS): Disallow SYMBOL_REF for
+ current function.
+
+ * cse.c (recorded_label_ref): New variable.
+ (insert): Set instead of cse_jumps_altered.
+ (cse_main): Initialize it and return 1 if nonzero at end.
+
+Fri Sep 15 18:26:49 1995 Torbjorn Granlund (tege@matematik.su.se)
+
+ * fold-const (div_and_round_double): Change `carry', `quo_est',
+ and `scale' from plain int to `unsigned HOST_WIDE_INT'.
+
+Fri Sep 15 18:24:24 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * cse.c (insert): Set cse_jumps_altered when inserting a LABEL_REF.
+
+Fri Sep 15 17:29:41 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
+
+ * 1750a.c (b_mode_operand): New function.
+ (print_operand): Added code 'Q'.
+
+Fri Sep 15 17:27:23 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * loop.c (find_and_verify_loops): When moving exit blocks out of
+ the loop, verify that the target of P is within the current loop.
+
+ * reorg.c (fill_slots_from_thread): Update thread if it is split.
+
+Fri Sep 15 17:06:51 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md (decrement_and_branchsi and related insns): Don't use
+ a "2" to select a register preference for operand 1 if operand 2
+ hasn't been seen yet.
+ Add appropriate clobbers in decrement_and_branchsi.
+ Add patterns where the pc/label_ref are interchanged.
+
+ * Makefile.in (gnucompare, stmp-multilib-sub): Remove extra . in
+ front of $(objext).
+
+ * rs6000.c (output_toc): Align DF constants if STRICT_ALIGNMENT.
+
+ * config/fp-bit.c (FLO_union_type): Add words field if double
+ precision to get at the separate words.
+ (FLO_union_type, pack_d, unpack_d): Use FLOAT_BIT_ORDER_MISMATCH
+ to determine when the bitfields need to be reversed, and
+ FLOAT_WORD_ORDER_MISMATCH when the words need to be reversed.
+
+Fri Sep 15 16:41:43 1995 Jeff Law (law@snake.cs.utah.edu)
+
+ * reorg.c (fill_simple_delay_slots): When filling insn's delay slot
+ with JUMP_INSN, don't assume it immediately follows insn on
+ unfilled slots obstack.
+
+ * Makefile.in (caller-save.o): Depend on insn-codes.h.
+
+Thu Sep 14 17:41:49 1995 Jim Meyering (meyering@comco.com)
+
+ * protoize.c (do_cleaning): Don't blank out backslash-escaped
+ newlines in double quoted strings.
+
+Thu Sep 14 16:20:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * emit-rtl.c (gen_lowpart): If gen_lowpart_common fails
+ for a REG, load it into a pseudo and try again.
+
+Thu Sep 14 14:15:16 1995 Stan Cox (coxs@dg-rtp.dg.com)
+
+ * m88k.h (VERSION_INFO1): Removed BCS reference.
+ * m88k/dgux.h (ASM_SPEC, *_LEGEND):
+ Added -mno-legend option. -mstandard no longer implies that
+ legend information not be produced.
+ (LINK_SPEC): Removed -z text
+
+Tue Sep 12 19:05:39 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * cccp.c (is_system_include): Call skip_redundant_dir_prefix.
+
+Tue Sep 12 18:58:21 1995 John Carr <jfc@mit.edu>
+
+ * sparc.md: Change `*return "string"' to "string" in patterns.
+
+Tue Sep 12 18:48:47 1995 Craig Burley (burley@gnu.ai.mit.edu)
+
+ * function.c (put_var_into_stack): For CONCAT case, order of
+ placement depends on FRAME_GROWS_DOWNWARD, not STACK_GROWS_DOWNWARD.
+
+Tue Sep 12 18:34:10 1995 Doug Evans <dje@canuck.cygnus.com>
+
+ * va-sparc.h (v9 varargs va_start): Handle __builtin_va_alist
+ being stack argument.
+
+ * sparc.h (STATIC_CHAIN_REGNUM): Use %g5 for sparc64.
+ (TRAMPOLINE_TEMPLATE): Rewrite for sparc64.
+ (TRAMPOLINE_SIZE): Is 40 for sparc64.
+ * sparc.c (sparc64_initialize_trampoline): Rewrite.
+
+Tue Sep 12 18:30:22 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * cp/Make-lang.in (cc1plus) : Removed unnecessary $(exeext).
+
+ * configure: Added code to handle gcc_extra_objs.
+ (alpha-winnt): Changed xmake_file to winnt/x-winnt.
+ Added extra_gcc_objs=spawnv.o; changed extra_programs to ld.exe.
+ (i386-winnt): Changed xmake_file to winnt/x-winnt.
+ Added extra_gcc_objs=spawnv.o; changed extra_programs to ld.exe.
+ * configure.bat: Changed to used common winnt/config-nt.bat.
+ * Makefile.in: Changed various .o's to .$(objext)'s
+ (specs): Removed unnecessary $(exeext).
+ (EXTRA_GCC_OBJS): New variable.
+ (clean): Removed $(LIB2FUNCS_EXTRA)
+ * objc/Makefile: Changed archive command for libobjc.a to use $?
+ for objects.
+
+ * alpha/x-winnt, i386/x-winnt: Deleted.
+ * alpha/config-nt.bat, i386/config-nt.bat: Deleted.
+ * alpha/config-nt.sed, i386/config-nt.sed: Moved architecture
+ independent commands to config/winnt/config-nt.sed.
+ * alpha/winnt.h: Added -D_M_ALPHA to CPP_PREDEFINES.
+ Changed LIB_SPEC to be compatible with Gnu ld for NT.
+ * i386/winnt.h: Added -D_cdecl=__attribute__((__cdecl__)).
+ Change LIB_SPEC to be compatible with Gnu ld for NT.
+ * winnt/config-nt.bat, winnt/config-nt.sed: New files.
+ * winnt/dirent.{c,h}, winnt/fixinc-nt.c, winnt/headers.mak: New files.
+ * winnt/ld.c: Changed precedence of libraries to look for
+ libfoo.lib before libfoo.a
+ Changed to work like Gnu ld for NT.
+ * winnt/libgcc.mak, winnt/mklibgcc.c: New files.
+ * winnt/spawnv.c: Changed spawn function entry points to __spawn*
+ instead of spawn*.
+ * winnt/x-winnt: New file.
+ * fixinc-nt.sed: New file.
+ * fixinc.winnt: Rewritten to use fixinc-nt.sed.
+
+ * gcc.c: Remove fix_argv kludge.
+
+Tue Sep 12 13:24:17 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (power subdi3 pattern): Fix pattern to have 5
+ alternatives, and correct 4th alternative to match reality.
+
+ * rs6000.md (adddi3, subdi3, negdi2): Add constraints so output reg
+ does not overlap one reg with one of the inputs.
+
+Tue Sep 12 13:09:48 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.c (output_scc_di): Fixed for non-SGS_CMP_ORDER syntax.
+
+ * collect2.c (scan_libraries): Cast lsyms' alloca to LDSYM*.
+
+Tue Sep 12 13:04:12 1995 Niklas Hallqvist (niklas@appli.se)
+
+ * stmt.c (expand_start_stmt_expr): Do stack adjust in right place.
+
+ * stdarg.h (__gnuc_va_list): Make char * for NetBSD.
+
+Tue Sep 12 12:44:46 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * ginclude/va-ppc.h (va_arg): Reorganize to avoid BIND_EXPRs of
+ aggregate or array type.
+
+Tue Sep 12 12:42:27 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * fixincludes: Fix HP/UX <sys/file.h> for g++ -pedantic-errors.
+
+ * fixincludes (curses.h): typedef bool need not take up entire line.
+
+Mon Sep 11 19:05:42 1995 Stan Cox (coxs@dg-rtp.dg.com)
+
+ * c-typeck.c (digest_init): Don't recursively call digest_init
+ when in traditional mode if the type is invalid.
+
+Mon Sep 11 18:58:26 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
+
+ * 1750a.md: Added DLB/DSTB peepholes for HFmode.
+ Corrected mnemonics for HImode DSTB peephole.
+
+Mon Sep 11 18:48:06 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * config/fp-bit.c (FLO_union_type): Remove bitfields to set sign,
+ exponent, and mantissa, and add value_raw field, which is an
+ integer of the appropriate type. If _DEBUG_BITFLOAT is defined,
+ provide little and big endian bitfields. If the macro
+ FLOAT_BIT_ORDER_MISMATCH is defined, use explicit bitfields.
+ (pack_d, unpack_d): Switch to use value_raw and explicit shifts
+ and masks so that we don't have to worry about whether the target
+ is big or little endian unless FLOAT_BIT_ORDER_MISMATCH is
+ defined. If single precision floating point, rename to pack_f and
+ unpack_f, so there is no confusion in the debugger.
+
+ * rs6000.h (rs6000_abi): New enumeration to describe which
+ ABI we're conforming to.
+ (rs6000_stack): Use abi enum, not AIX vs. V.4 boolean.
+ (ASM_OUTPUT_OPTIONS): New macro to print output options in .s file.
+ (ASM_FILE_START): Use it.
+ (output_options,rs6000_float_const): Declare new functions.
+
+ * rs6000.c (output_option{,s}): New functions to write -f, -m,
+ and -W options to the asm file.
+ (rs6000_float_const): New function to generate floating point
+ constants portably used in signed,unsigned -> double conversions.
+ (rs6000_stack_info,debug_stack_info): Use ABI enumeration instead
+ of AIX vs. V.4 boolean.
+
+ * rs6000.md (float{,uns}sidf2): Call rs6000_float_const to
+ portably build the proper floating point constant for conversions.
+ (movdi): Properly handle movdi of CONST_{INT,DOUBLE} on little
+ endian systems.
+
+ * rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): Define to be 0/1
+ depending on the target endianess.
+ (ASM_FILE_START): Define, to call output_options in addition to
+ output_file_directive.
+ (TRAMPOLINE_SIZE): Correct size to match code.
+
+ * rs6000/eabi{,le}sim.h (CPP_SPEC): Define the correct endian
+ macro for varargs/stdargs use.
+
+Mon Sep 11 18:41:58 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * c-decl.c (redeclaration_error_message): For TYPE_DECLs, return 0
+ if TYPE_MAIN_VARIANT of old type is same as new type.
+
+Mon Sep 11 17:39:35 1995 Rob Ryan (robr@cmu.edu)
+
+ * xcoffout.c (xcoff_inlining): New variable, used in place of
+ xcoff_current_include_file when determining whether to use
+ absolute line numbers.
+ (xcoffout_source_file): Switched to using xcoff_inlining to
+ determine when to emit .bi/.ei directives.
+
+Mon Sep 11 16:55:06 1995 Torbjorn Granlund <tege@matematik.su.se>
+
+ * m68k.md (cmpdi): Change patterns to allocate scratch register at
+ RTL generation time.
+ (tstdi): Likewise.
+
+Sun Sep 3 09:03:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (size_binop): Don't pass 1 to NOTRUNC.
+
+Thu Aug 31 19:27:00 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * libgcc2.c: Include longlong.h.
+ [L_udivdi3 || L_divdi3 || L_umoddi3 || L_moddi3] (__udivmoddi4):
+ Define this `static inline' when defining these, so they all
+ remain leaf functions.
+
+Thu Aug 31 18:38:21 1995 Paul Eggert <eggert@twinsun.com>
+
+ * c-parse.in (ends_in_label): New %union member.
+ (stmts, stmt_or_label): Use new member to avoid lexical lookahead hack.
+ (lineno_stmt_or_labels): New rule.
+ (lineno_stmt_or_label, stmt_or_label): Yield nonzero if it ends
+ in a label.
+
+Thu Aug 31 08:31:40 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * cse.c (canon_hash, CONST_DOUBLE): Hash integer and real
+ differently.
+ * varasm.c (struct rtx_const): Add new field DI to union.
+ (decode_rtx_const, case CONST_DOUBLE): Use to hash CONST_DOUBLE
+ representing an integer.
+
+ * va-alpha.h (__gnuc_va_list): Make __offset an int.
+ * alpha.c (alpha_builtin_saveregs): Properly compute address
+ of __offset both OSF and WINNT.
+
+ * xm-alpha.h (sbrk): Don't define here.
+ * gmon.c (sbrk): Define here for __alpha.
+ * toplev.c (sbrk): Likewise.
+ * mips-tfile.c (malloc, calloc, realloc): Don't define for anybody.
+
+ * reload.c (push_reload): Add case for output reload of a SUBREG
+ of a hard reg when output mode is invalid for that mode.
+ In both that case and existing case for in, don't remove SUBREG.
+ * reload1.c (emit_reload_insns): Emit RELOAD_OTHER output reloads last.
+
+Tue Aug 29 19:16:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-common.c (decl_attribute, case A_PACKED): Check is_type first.
+ (decl_attribute, case A_T_UNION): Likewise.
+ Don't access TYPE_FIELDS if DECL is zero.
+ * c-decl.c (finish_struct): If transparent_union attribute
+ specified, validate it once we finish laying the union out.
+
+Mon Aug 28 05:58:03 1995 Paul Eggert <eggert@twinsun.com>
+
+ * arm.c (arm_gen_movstrqi): Remove unused variable const_sxteen.
+
+ * bi-lexer.c (buffer, inpoint): Remove unused variables.
+
+ * i370/mvs.h, i370/mvs370.c (mvs_label_emitted): Renamed
+ from mvs_label_emited.
+
+ * msdos/configur.bat: Fix misspelling of `maintainer-clean'.
+
+Sat Aug 26 06:57:17 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * reload.c (push_secondary_reload): If X is a paradoxical SUBREG,
+ get mode and thing to reload from inside.
+ * reload1.c (emit_reload_insns): Do nothing for SUBREG whose
+ operand is unused subsequently.
+ In secondary reload case, if paradoxical SUBREG for output, reload
+ thing inside SUBREG, just like gen_reload.
+
+Fri Aug 25 19:26:53 1995 Paul Eggert <eggert@twinsun.com>
+
+ * c-typeck.c (set_init_label): Don't die if an entire
+ brace-pair level is superfluous in the containing level.
+
+Fri Aug 25 19:22:46 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * configure (powerpc{,le}-eabisim): Add support for a new target
+ that works under the PSIM simulator.
+ * rs6000/eabisim.h, rs6000/eabilesim.h, rs6000/t-eabisim: New files.
+
+ * rs6000/eabi.h (STRICT_ALIGNMENT): If little endian, always set
+ strict alignment to 1.
+
+Fri Aug 25 19:22:23 1995 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md ({add,sub,mulsi}di3): Support both endian possibilities.
+ (negdi2): Likewise.
+
+Fri Aug 25 19:10:41 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
+
+ * 1750a.md: Added peephole definitions for Load/Store Base insns
+ and eliminating redundant load in an equivalent store/load sequence.
+
+Fri Aug 25 18:33:27 1995 Craig Burley (burley@gnu.ai.mit.edu)
+
+ * toplev.c (report_error_function): Don't attempt to use input
+ file stack to identify nesting of #include's if file name oflocation
+ diagnosed is not same as input_filename.
+
+Fri Aug 25 07:31:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * integrate.c (output_inline_function): Switch to function obstack.
+
+Mon Aug 21 13:29:54 1995 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * i386.c (arithmetic_comparison_operator): New function.
+ (print_operand): Take into account that overflow flag is not
+ set the same as after a compare instruction.
+ * i386.md (decrement_and_branch_until_zero): Use
+ arithmetic_comparison_operator to decide if there is comparison
+ suitable to be expressed by condition code from an arithmetic op.
+
+Mon Aug 21 13:26:13 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.md (adddi3, subdi3): "&" added to clobber's constraints.
+
+Mon Aug 21 12:11:14 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * t-sparclite (MULTILIB_*, LIBGCC, INSTALL_LIBGCC): Define.
+
+ * sh.md (movdi-1, movdf-1): Make conditional on reload_completed,
+ delete conditions checking for pseudo registers and Q addresses.
+ Add code to handle SUBREG.
+
+ * local-alloc.c (wipe_dead_reg): Make a register mentioned in a
+ REG_INC note die after the instruction.
+
+ * m68k.md: For all dbra pattern, change constraint from 'g' to 'd*g'.
+
+ * Makefile.in: (underscore.c): Rename rule to stamp-under, and
+ touch stamp-under at the end. Add new rule for underscore.c that
+ depends on stamp-under.
+
+ * sh.c (reg_unused_after): For a SEQUENCE, make sure all insns are
+ safe before returning 1.
+
+ * sh.h (PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN): Define.
+
+ * sh.c (output_stack_adjust): Add new argument reg. Use it instead
+ of stack_pointer_rtx.
+ (sh_expand_prologue, sh_expand_epilogue): Pass new argument to
+ output_stack_adjust.
+
+Sat Aug 19 17:34:15 1995 Jim Wilson <wilson@phydeaux.cygnus.com>
+
+ * sparc/gmon-sol2.c (_mcount): Define.
+ * sparc/sol2.h (STARTFILE_SPEC, ENDFILE_SPEC): Delete superfluous
+ -pg tests.
+ (LINK_SPEC): Add libp directories to -Y when -pg.
+
+ * unroll.c (calculate_giv_inc): Handle increment computed by ASHIFT.
+
+Sat Aug 19 17:28:56 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.md (subdi3): Should not be commutative.
+ (one_cmpldi2): Fixed typo with register operand.
+
+Sat Aug 19 17:20:43 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.c (output_prolog): Fixup code to set stack pointer
+ if stack size > 32k.
+ * rs6000.md (sync_isync): Renamed from sync; added an isync insn
+ after the sync to properly deal with PowerPC's with split I/D caches.
+ * sysv4.h (INITIALIZE_TRAMPOLINE): Sync function now named sync_isync.
+
+Sat Aug 19 17:07:09 1995 Doug Evans <dje@canuck.cygnus.com>
+
+ * h8300.h (STATIC_CHAIN_REGNUM): Use r3.
+ (REGISTER_NAMES): Print r7 as sp.
+ (ADDITIONAL_REGISTER_NAMES): Recognize r7.
+ (ASM_OUTPUT_ALIGN): Alignment is power of 2.
+ * h8300.md (fancy_btst,fancy_btst1): Branch target must be
+ operand 0 for length attribute to work.
+
+Sat Aug 19 16:43:11 1995 Paul Franklin <paul@cs.washington.edu>
+
+ * assert.h: Declare __eprintf with attribute noreturn.
+
+Sat Aug 19 16:40:12 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * stddef.h: Don't define wchar_t if __cplusplus is defined.
+
+Tue Aug 15 18:01:01 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (warning_with_line): Fix typo in declaration when
+ !HAVE_VPRINTF and defined (__STDC__).
+
+Tue Aug 15 17:57:54 1995 Stephen L Moshier <moshier@world.std.com>
+
+ * real.c (ediv, emul): Set sign bit of IEEE -0.0 result.
+
+Tue Aug 15 17:49:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (safe_from_p): Only safe if EXP is variable-size and X
+ is BLKmode.
+
+ * stmt.c (fixup_gotos): When some fixups done, reset to point
+ to next instead of zeroing TREE_VALUE, which may be shared.
+
+Mon Aug 14 09:15:45 1995 Doug Evans <dje@canuck.cygnus.com>
+
+ * m68k/m68kemb.h (STARTFILE_SPEC): Define as empty.
+
+Mon Aug 14 09:08:57 1995 Pat Rankin <rankin@eql.caltech.edu>
+
+ * vax.c (vms_check_external): Update `pending_head' properly
+ when the first list element is removed.
+
+Mon Aug 14 09:01:32 1995 Jeffrey A. Law <law@adder.cygnus.com>
+
+ * pa.md (call expanders): Emit a blockage insn after restoring
+ %r19 when generating PIC.
+
+Sun Aug 13 21:58:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * toplev.c (main): Change text of unsupported -g option warning.
+
+Sun Aug 13 21:47:57 1995 Andrew McCallum <mccallum@graphite.cs.rochester.edu>
+
+ * objc/selector.c (sel_get_any_typed_uid): New function.
+ * objc/objc-api.h (sel_get_any_typed_uid): Declare new function.
+
+Sun Aug 13 21:43:17 1995 John Carr <jfc@mit.edu>
+
+ * c-typeck.c (c_expand_asm_operands): Check for read-only output
+ operand where the variable is read-only but the type is not.
+
+Sun Aug 13 21:16:12 1995 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.c (direct_return): Epilogue required if CR saved.
+
+Sun Aug 13 19:09:25 1995 Jeff Law (law@snake.cs.utah.edu)
+
+ * configure (hppa1.?-hp-hpux10): Recognize and treat just like hpux9.
+
+Sun Aug 13 19:07:23 1995 Doug Evans <dje@canuck.cygnus.com>
+
+ * i960.md (movdi matchers): Fix src/dest order in unaligned
+ reg->reg case.
+
+Sun Aug 13 18:49:01 1995 DJ Delorie <dj@delorie.com>
+
+ * i386/xm-dos.h (HAVE_STRERROR): New definition.
+
+ * msdos/configur.bat: Add missing carriage return.
+
+Sun Aug 13 18:40:55 1995 Andrew Cagney <cagney@highland.com.au>
+
+ * Makefile.in (USER_H): Add va-ppc.h.
+
+Sun Aug 13 18:36:17 1995 M. Warner Losh <imp@village.org>
+
+ * stmt.c (expand_asm_operands): Type '0'..'4' operands may
+ allow regs, so move them to the default case.
+
+Sun Aug 13 18:32:35 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (warning_with_line): New function.
+ (trigraph_pcp): Use it, to avoid reporting line number.
+ (vwarning_with_line): Don't report line number if zero.
+
+Sun Aug 13 18:23:08 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * toplev.c (vmessage): Support four arguments.
+
+Sun Aug 13 18:19:51 1995 Michael Meissner <meissner@cygnus.com>
+
+ * ginclude/stdarg.h: Add ppc svr4 calling sequence support.
+ * ginclude/varargs.h: Likewise.
+ * ginclude/va-ppc.h: New file.
+
+Sun Aug 13 18:05:20 1995 Michael Gschwind <mike@donoussa.vlsivie.tuwien.ac.at>
+
+ * configure (pdp-*-*): Add support for t-pdp11.
+ * t-pdp11: New file.
+ * Makefile.in (LIBGCC2_CFLAGS): Add TARGET_LIBGCC2_CFLAGS.
+
+Sun Aug 13 14:50:58 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * final.c (final_start_function): Always call sdbout_begin_function
+ and xcoffout_begin_function, even if no line number info.
+
+ * mips/abi64.h (SETUP_INCOMING_VARARGS): In if statement, only
+ subtract one for stdarg. Don't subtract PRETEND_SIZE from
+ argument pointer when calculating stack address.
+ * mips.h (INITIAL_ELIMINATION_OFFSET): For 64 bit ABI, subtract
+ current_function_pretend_args_size when converting from argument
+ pointer.
+ * va-mips.h (va_start): For stdarg, delete separate define for
+ 64 bit ABI. For varargs, don't subtract 64, and only add -8 when
+ all argument registers are used.
+
+ * gcc.c (main): When concat gcc_exec_prefix and
+ standard_startfile_prefix, put machine_suffix in the middle.
+
+ * iris6.h (INIT_SECTION_ASM_OP): Don't define.
+ (LD_INIT_SWITCH, LD_FINI_SWITCH, HAS_INIT_SECTION): Don't undef.
+ (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Ifdef out.
+ * configure (mips-sgi-irix6, mips-sgi-irix5cross64): Define
+ use_collect2 to yes.
+
+ * combine.c (move_deaths): When have a multi-reg hard register,
+ if don't find a note, then recur for each individual hard register.
+
+ * cse.c (set_nonvarying_address_components): Handle addresses
+ which are the sum of two constant pseudo regs.
+ (cse_rtx_addr_varies_p): Likewise.
+
+ * Makefile.in (gfloat.h): Add a - before the rm command.
+
+ * loop.c (find_and_verify_loops): Set dest_loop only if
+ JUMP_LABEL (insn) is non-zero.
+
+Mon Jul 31 14:31:53 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * fixincludes: Avoid clobbering VxWorks drv/netif/if_med.h file.
+
+Sat Jul 29 16:21:42 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * collect2.c: (XCOFF_SCAN_LIBS): Define if OBJECT_FORMAT_COFF and
+ XCOFF_DEBUGGING_FORMAT.
+ (SCAN_LIBRARIES): Also define if XCOFF_SCAN_LIBS.
+
+Sat Jul 29 16:19:42 1995 Stuart D. Gathman <stuart@bmsi.com>
+
+ * collect2.c (scan_libraries): Implement for AIX.
+
+Sat Jul 29 09:59:33 1995 Michael Gschwind <mike@lanai.vlsivie.tuwien.ac.at>
+
+ * configure: (pdp11-*-bsd) New target.
+ * 2bsd.h: New file.
+
+ * pdp11.c (output_move_double): Handle CONST_INT parameters properly.
+ * pdp11.h (RTX_COSTS): Fill in missing default values.
+ * pdp11.md (truncdfsf2, extendsfdf2, floatsidf2, fix_truncdfsi2):
+ Allow register parameters, required by gcc to generate correct code.
+ * xm-pdp11.h: Include tm.h.
+
+Sat Jul 29 09:55:17 1995 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * configure (m68k-*-linux*aout*, m68k-*-linux*): New targets.
+ * m68k/linux-aout.h, m68k/linux.h, m68k/t-linux, m68k/xm-linux.h: New.
+ * m68k.md [USE_GAS]: Output `jbsr' instead of `jsr' for normal
+ function calls and `bsr.l' instead of `bsr' for pic function calls.
+
+Sat Jul 29 09:44:13 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * sh.h (CAN_DEBUG_WITHOUT_FP): Comment out.
+
+ * reload.c (find_reloads_address_1, case PLUS): When handle SUBREG,
+ add SUBREG_WORD offset to SUBREG_REG register number.
+ (find_reloads_address_1, case SUBREG): If a pseudo register inside
+ a SUBREG is larger than the class, then reload the entire SUBREG.
+ * sh.h (SUBREG_OK_FOR_INDEX_P): New macro.
+ (INDEX_REGISTER_RTX_P): Use it.
+
+Sat Jul 29 09:33:19 1995 Doug Evans <dje@canuck.cygnus.com>
+
+ * mips/netbsd.h (CPP_SPEC): Fix typo.
+
+ * configure (a29k-*-vxworks*): Define extra_parts for crt{begin,end}.o.
+ * t-a29k, t-a29kbase, t-vx29k ({,CROSS_}LIBGCC1): Define as empty.
+
+Sat Jul 29 09:15:17 1995 Jeffrey A. Law <law@rtl.cygnus.com>
+
+ * pa/lib2funcs.asm (gcc_plt_call): Rewrite to avoid the need
+ for being called by _sr4export. Inline expand $$dyncall to
+ avoid the need for long-call and PIC support.
+
+Sat Jul 29 07:30:04 1995 Oliver Kellogg (Oliver.Kellogg@space.otn.dasa.de)
+
+ * ms1750.inc (ucim.m, ucr.m, uc.m): New.
+ * 1750a.md (cmpqi): Account for unsigned comparisons.
+ (rotrqi3, rotrhi3): Reworked.
+ * 1750a.c (notice_update_cc): INCM and DECM set condition codes.
+ (unsigned_comparison_operator, next_cc_user_is_unsigned): New fcns.
+ * 1750a.h (FUNCTION_EPILOGUE): Local variables freed from SP, not FP.
+ (ASM_OUTPUT_BYTE): Make distinct from ASM_OUTPUT_CHAR.
+ (ASM_OUTPUT_CONSTRUCTOR): Add FILE arg to assemble_name.
+
+Fri Jul 28 09:40:07 1995 Jeffrey A. Law <law@rtl.cygnus.com>
+
+ * pa.h (DO_GLOBAL_DTORS_BODY): Use an asm statement to keep optimizer
+ from deleting an assignment it believes dead.
+
+Fri Jul 28 08:47:51 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * unroll.c (unroll_loop): When preconditioning, output code to
+ execute loop once if initial value is greater than or equal to final
+ value.
+
+ * configure (lang_specs_files, lang_options_files): Add $srcdir to
+ file names when adding them to these variables.
+
+ * c-typeck.c (pointer_int_sum): Don't distribute if intop is unsigned
+ and not the same size as ptrop.
+
+ * function.c (assign_stack_temp): When split a slot, set base_offset
+ and full_size in the newly created slot.
+ (combine_temp_slots): Update full_size when slots are combined.
+
+ * sh.c (reg_unused_after): New function.
+ * sh.md (define_peephole): Add peepholes to use r0+rN addressing mode
+ for some address reloads.
+
+ * final.c (final_start_function): If SDB_DEBUG, call
+ sdbout_begin_function. If XCOFF_DEBUG, call xcoffout_begin_function
+ instead of xcoffout_output_first_source_line.
+ (final_scan_insn): Don't call sdbout_begin_function or
+ xcoffout_begin_function.
+ * xcoffout.c (xcoffout_output_first_source_line): Delete.
+ (xcoffout_begin_function): Call dbxout_parms and
+ ASM_OUTPUT_SOURCE_LINE.
+
+ * va-mips.h: Change every occurance of #if __mips>=3 to
+ #ifdef __mips64.
+ * mips/abi64.h (CPP_SPEC): Output -D__mips64 when -mips3, or -mips4,
+ or -mgp64. Output -U__mips64 when -mgp32.
+ * mips/dec-bsd.h, mips/elf64.h, mips/iris3.h: Likewise.
+ * mips/iris5.h, mips/mips.h, mips/netbsd.h, mips/osfrose.h: Likewise.
+
+ * i960.c (i960_function_epilogue): Don't clear g14 for functions with
+ an argument block.
+ (i960_output_reg_insn): Likewise.
+ (i960_output_call_insn): Clear g14 for functions wtih an argument
+ block.
+
+Fri Jul 28 08:43:52 1995 Doug Evans <dje@canuck.cygnus.com>
+
+ * i960.c (i960_arg_size_and_align): Correct alignment of XFmode
+ values in library calls.
+ * i960.md (movdi matchers): Support odd numbered regs.
+
+Fri Jul 28 08:37:25 1995 Michael Gschwind <mike@lanai.vlsivie.tuwien.ac.at>
+
+ * pdp11.md (divhi3, modhi3, divmodhi4): Rewrite.
+
+Wed Jul 26 10:15:52 1995 Hallvard B Furuseth (h.b.furuseth@usit.uio.no)
+
+ * collect2.c (end_file): Fix typo in error message text.
+
+Wed Jul 26 09:22:22 1995 Jeff Law (law@snake.cs.utah.edu)
+
+ * xm-pa.h (USE_C_ALLOCA): Always define.
+ * xm-pahpux.h (USE_C_ALLOCA): Likewise.
+
+ * x-pa (CC): Remove useless definition.
+ * xm-pa.h (HAVE_STRERROR): Define.
+ (__BSD_NET2__): Define.
+
+Wed Jul 26 09:10:25 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * expr.c (preexpand_calls): Don't look past a CLEANUP_POINT_EXPR.
+
+Wed Jul 26 08:43:42 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * cse.c (cse_insn): When do special handling for (set REG0 REG1),
+ must delete REG_EQUAL note from insn if it mentions REG0.
+
+ * loop.c (find_and_verify_loops): When moving blocks of code, verify
+ that the just destination is not in an inner nested loop.
+ (mark_loop_jump): Don't mark label as loop exit if it jumps to
+ an inner nested loop.
+
+Wed Jul 26 08:40:31 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (do_include, read_name_map): Omit leading "./" and
+ trailing "/" when it makes sense.
+ (skip_redundant_dir_prefix): New function.
+
+Wed Jul 26 08:36:41 1995 Michael Meissner <meissner@cygnus.com>
+
+ * stmt.c (emit_nop): Do not emit a nop if there is a single
+ insn before a label or at the start of a function.
+
+Wed Jul 26 08:21:21 1995 Doug Evans <dje@cygnus.com>
+
+ * Makefile.in (gfloat.h): Delete previous copy before updating.
+
+Wed Jul 26 08:18:29 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * Makefile.in (STAGESTUFF): Add stamp-crtS.
+ (crtbeginS.o, crtendS.o, stamp-crtS): New rules; just like
+ crtbegin.o et al, but compiled using -fPIC.
+ * configure (*-*-gnu*): Add crtbeginS.o and crtendS.o to $extra_parts.
+
+Wed Jul 26 08:11:52 1995 Michael Gschwind <mike@java.vlsivie.tuwien.ac.at>
+
+ * pdp11.md: Fixed typos ('bhos' -> 'bhis').
+
+Wed Jul 26 08:05:41 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * hp320.h, m68k.h, m68kv4.h (LEGITIMATE_PIC_OPERAND_P): Reject
+ CONST_DOUBLE with MEM with invalid pic address.
+ * reload1.c (real.h): Include it.
+ * Makefile.in (reload1.o): Depends on real.h.
+
+Wed Jul 26 07:58:22 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * gcc.c (MULTILIB_DIRS): Provide default if not defined.
+ (multilib_defaults): New static variable.
+ (default_arg): New static function.
+ (set_multilib_dir): Ignore default arguments.
+ (print_multilib_info): Ignore entries which use default arguments.
+
+Tue Jul 25 10:06:09 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md (allocate_stack): Don't copy the LR register to
+ the new stack end.
+ * rs6000.c (rs6000_stack_info): Correctly store the LR in
+ the caller's frame, not the current frame, for V.4 calls.
+ * rs6000/eabi.asm (_save*, _rest*): Provide all mandated V.4 save
+ and restore functions, except for the save*_g functions which
+ return the GOT address.
+
+Fri Jul 21 14:24:25 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/eabi.h (__eabi): Load up r13 to be the small data
+ pointer, unless -mrelocatable.
+
+ * rs6000/aix3newas.h (LINK_SPEC): Import machine independent
+ functions if -mcpu=common.
+ * rs6000/milli.exp: Import file referenced in aix3newas.h.
+
+ * rs6000/eabi.asm (__eabi): Support for fixing up user initialized
+ pointers when -mrelocatable is used.
+ * rs6000/eabi.h (ASM_OUTPUT_INT): Record any pointers initialized
+ by the user if -mrelocatable, to be fixed up by __eabi.
+ (CONST_SECTION_ASM_OP): If -mrelocatable, put read-only stuff in .data,
+ not .rodata, to allow user initialized pointers to be updated by __eabi.
+
+ * rs6000.h (TARGET_SWITCHES): Add -mdebug-{stack,arg}.
+ (TARGET_{ELF,NO_TOC,TOC}): Add defaults for non system V.
+ (rs6000_stack): New structure to describe stack layout.
+ (RS6000_{REG_SAVE,SAVE_AREA,VARARGS_*}): New macros used to
+ support both AIX and V.4 calling sequences.
+ (FP_ARG_*, GP_ARG_*): Ditto.
+ (FP_SAVE_INLINE): Ditto.
+ (STARTING_FRAME_OFFSET): Modify to support both AIX and V.4
+ calling sequences.
+ (FIRST_PARM_OFFSET): Ditto.
+ (REG_PARM_STACK_SPACE): Ditto.
+ (STACK_POINTER_OFFSET): Ditto.
+ (FUNCTION_ARG_REGNO_P): Ditto.
+ ({,INIT_}CUMULATIVE_ARGS): Ditto.
+ (LEGITIMATE_LO_SUM_ADDRESS_P): Ditto.
+ (FUNCTION_ARG{,_ADVANCE,PARTIAL_NREGS,PASS_BY_REFERENCE}): Ditto.
+ (SETUP_INCOMING_VARARGS): Ditto.
+ (EXPAND_BUILTIN_SAVEREGS): Ditto.
+ (CAN_ELIMINATE): Ditto.
+ (INITIAL_ELIMINATION_OFFSET): Ditto.
+ (LEGITIMATE_CONSTANT_POOL_{BASE,ADDRESS}_P): Ditto.
+ (GO_IF_{LEGITIMATE_ADDRESS,MODE_DEPENDENT_ADDRESS}): Ditto.
+ (LEGITIMIZE_ADDRESS): Ditto.
+ (CONST_COSTS): Ditto.
+ (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Ditto.
+ (ASM_OUTPUT_REG_{PUSH,POP}): Use reg_names to print registers.
+ (function declarations): Add new rs6000.c function declarations,
+ and delete decls of deleted functions.
+ (SHIFT_COUNT_TRUNCATED): Parenthesize the expression.
+
+ * rs6000.c (init_cumulative_args): New function to support AIX
+ and V.4 calling sequences.
+ (function_arg{,_advance,partial_nregs,pass_by_reference}): Ditto.
+ (setup_incoming_varargs): Ditto.
+ (expand_builtin_saveregs): Ditto.
+ (rs6000_stack_info): Ditto.
+ (debug_stack_info): Ditto.
+ (direct_return): Changes to support AIX and V.4 calling sequences.
+ (first_reg_to_save): Ditto.
+ (svr4_traceback): Ditto.
+ (output_{prolog,epilog}): Ditto.
+ (print_operand): Use reg_names to print registers. Add support
+ for V.4 HIGH/LO_SUM address modes.
+ (must_save_cr): Function deleted, in rewrite of AIX/V.4 calling
+ sequence support.
+ (rs6000_sa_size): Ditto.
+ (rs6000_pushes_stack): Ditto.
+ (output_toc): Add abort if no toc.
+
+ * rs6000.md (call insns): Add a new argument to flag a V.4
+ function needs to set bit 6 of the CR.
+ (elf_{low,high}): New V.4 functions to create addresses via HIGH
+ and LO_SUM patterns.
+ (movsi): Use elf_{low,high} if appropriate.
+ (mov{si,di}_update): Name these patterns for allocate_stack.
+ (allocate_stack): Support for V.4 stack layout.
+ (sync): New pattern for V.4 trampolines to issue the sync
+ instruction.
+
+ * rs6000/sysv4.h (TARGET_SWTICHES): Add -mcall-{aix,sysv}, and
+ -mprototype. Remove separate flag bit for -mno-toc.
+ (SUBTARGET_OVERRIDE_OPTIONS): Don't test for -mno-toc.
+ (FP_ARG_*): Adjust for V.4 calling sequences.
+ (RS6000_*): Ditto.
+ (FP_SAVE_INLINE): Ditto.
+ (toc_section): Eliminate use of AIX style full TOC.
+ (TRAMPOLINE_{TEMPLATE,SIZE}): Redefine for V.4 support.
+ (INITIALIZE_TRAMPOLINE): Ditto.
+
+ * rs6000/eabi.h (CPP_SPEC): Define _CALL_SYSV or _CALL_AIX,
+ depending on whether -mcall-sysv or -mcall-aix was used.
+ * rs6000/eabile.h (CPP_SPEC): Ditto.
+ * rs6000/sysv4le.h (CPP_SPEC): Ditto.
+
+ * rs6000/t-eabigas (MULTILIB_{OPTIONS,DIRNAMES}): Delete no-toc
+ libraries, explicit big endian libraries.
+ * rs6000/t-ppcgas (MULTILIB_{OPTIONS,DIRNAMES}): Ditto.
+
+ * rs6000/t-eabiaix: New file for eabi, using -mcall-aix as the
+ default.
+ * rs6000/eabiaix.h: Ditto.
+
+ * rs6000/t-eabilegas: New file for eabi on little endian systems.
+ * rs6000/t-ppclegas: New file for V.4 on little endian systems.
+
+ * rs6000/t-rs6000 (MULTILIB_{OPTIONS,DIRNAMES}): Build libgcc.a
+ for -mcpu=common.
+
+ * configure (powerpc-*-eabiaix): New configuration for defaulting
+ to old-style AIX calling sequence.
+ (powerpcle*): Use new t-{eabi,ppc}legas files, to avoid building
+ explicit little endian multilib libraries.
+
+Fri Jul 21 13:23:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * toplev.c (main): Don't define sbrk #ifdef __alpha__.
+
+Tue Jul 18 19:23:44 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (do_include): Prefix -H output lines with spaces, not dots.
+ (output_dots): Remove.
+
+ * cccp.c (main): cplusplus_comments now defaults to 1.
+ But clear it if -traditional or the new option -lang-c89 is given.
+ * gcc.c (default_compilers, cpp): Specify -lang-c89 if -ansi is given.
+ This turns off C++ comment recognition.
+
+Tue Jul 18 19:16:38 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * va-sparc.h (va_arg): Add support for 128 bit long double type.
+
+Tue Jul 18 19:11:18 1995 Jorn Rennecke (amylaar@meolyon.hanse.de)
+
+ * c-common.c (decl_attributes, case A_ALIGNED): Handle is_type
+ case properly.
+
+Tue Jul 18 19:03:02 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (fold, case CONVERT_EXPR): Don't merge conversions
+ if outer is to handle a type with differing precision.
+
+Mon Jul 17 14:37:35 1995 Pat Rankin (rankin@eql.caltech.edu)
+
+ * vax/vms.h (HAVE_ATEXIT): Define.
+ (DO_GLOBAL_CTORS_BODY): Don't call atexit; let __do_global_ctors do it.
+ * vax/xm-vms.h (HAVE_VPRINTF): Define.
+
+Mon Jul 17 06:41:19 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-typeck.c ({unsigned,signed}_type): Handle intXX_type_node types.
+
+ * xm-alpha.h (sbrk): Add declaration.
+
+ * convert.c (convert_to_integer): If TYPE is a enumeral type or
+ if its precision is not the same as the size of its mode,
+ convert in two steps.
+
+ * m68k.md (tstdi, cmpdi): Use match_scratch, not match_operand.
+
+Fri Jul 14 19:23:42 1995 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * c-decl.c (field_decl_cmp): Rewritten to make sure that a null
+ name always sorts low against other names.
+ * c-typeck.c (lookup_field): Change name comparison to match what
+ field_decl_cmp does.
+
+Fri Jul 14 18:46:24 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md (movsi): Convert a CONST_DOUBLE into a CONST_INT of
+ the low part.
+
+Fri Jul 14 18:30:52 1995 Doug Evans <dje@cygnus.com>
+
+ * toplev.c (main): Reword dwarf/c++/-g warning.
+
+Fri Jul 14 18:19:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.h (NO_DEFER_POP): Remove last change.
+ * expr.c (stor_expr): Force stack adjust before NO_DEFER_POP.
+ (expand_expr, case COND_EXPR): Likewise.
+ * stmt.c (expand_start_stmt_expr): Likewise.
+
+Fri Jul 14 07:58:35 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * function.c (struct temp_slot): New fields base_offset, full_size.
+ (assign_stack_temp): For !FRAME_GROWS_DOWNWARD, set p->size to size.
+ Set new fields base_offset and full_size.
+ (combine_temp_slots): Use new fields base_offset and full_size instead
+ of slot and size.
+
+ * loop.c (loop_number_exit_count): New global variable.
+ (loop_optimize): Allocate space for it.
+ (find_and_verify_loops, mark_loop_jump): Set it.
+ (strength_reduce, check_dbra_loop): Use loop_number_exit_count
+ instead of loop_number_exit_labels.
+ * loop.h (loop_number_exit_count): Declare it.
+ * unroll.c (find_splittable_{regs,givs}, final_[bg]iv_value): Use
+ loop_number_exit_count instead of loop_number_exit_labels.
+ (reg_dead_after_loop): Check loop_number_exit_count, and fail
+ if the count doesn't match loop_number_exit_labels.
+
+ * cse.c (cse_insn): Ifdef out code that pre-truncates src_folded.
+
+ * sparc.md (sethi_di_sp64): Return null string at end.
+
+ * function.h (struct function): Add stdarg field.
+ * function.c (current_function_stdarg): New global variable.
+ (push_function_context_to): Save it.
+ (pop_function_context_from): Restore it.
+ (assign_parms): Set it.
+ (init_function_start): Clear it.
+ * output.h (current_function_stdarg): Declare it.
+ * i960.md: Modify all patterns which handle stores to memory to also
+ check current_function_varargs and current_function_stdarg.
+
+ * reorg.c (fill_simple_delay_slots): When trying to take instruction
+ from after the branch, don't continue past target label. Local
+ variables passed_label and target_uses are no longer necessary.
+
+Thu Jul 13 19:30:04 1995 Jeff Law (law@snake.cs.utah.edu)
+
+ * pa.c (output_bb): Fix error in long backwards branch with
+ nullified delay slot.
+
+Thu Jul 13 19:26:13 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * expmed.c (SHIFT_COUNT_TRUNCATED): Use #ifdef not #if.
+
+Mon Jul 10 20:16:44 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (rescan): Don't address outside of array when
+ preprocessing C++ comments.
+
+Mon Jul 10 20:05:46 1995 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (expand_block_move): Remove #if 0 conditionals
+ against using larger block moves.
+
+ * t-rs6000 (EXTRA_PARTS): Copy milli.exp to release dir.
+ (milli.exp): Copy to build dir from machine dependend dir.
+
+Mon Jul 10 20:03:29 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm.md (matcher for (shiftable_op (cond-exp) (reg))): If
+ shiftable_op is minus, then subtract from zero when cond fails.
+
+Mon Jul 10 19:58:26 1995 John F. Carr <jfc@mit.edu>
+
+ * sparc.h (SELECT_SECTION): Use TREE_CODE_CLASS instead of directly
+ referencing tree_code_type.
+
+Mon Jul 10 19:54:31 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * protoize.c (reverse_def_dec_list): Delete const qualifiers from
+ local variables, and delete casts which were casting away const.
+
+Mon Jul 10 19:14:39 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-lang.c (finish_file): Add missing parm to start_function call.
+
+ * jump.c (jump_optimize): Pass outer_code arg to rtx_cost.
+
+ * varasm.c (assemble_name, bc_assemble_integer): Call
+ bc_emit_labelref with proper args.
+
+ * function.c (setjmp_args_warning): Remove bogus arg.
+
+Mon Jul 10 18:20:54 1995 Fergus Henderson (fjh@cs.mu.oz.au)
+
+ * gcc.c (p{fatal,error}_with_name, perror_exec): Quote filename.
+
+Mon Jul 10 18:12:51 1995 Gran Uddeborg (uddeborg@carmen.se)
+
+ * i386/iscdbx.h (STARTFILE_SPEC): Handle -Xp.
+
+Wed Jul 5 02:42:17 1995 Per Bothner (bothner@spiff.gnu.ai.mit.edu)
+
+ * cpphash.h (enum node_type): Remove unneeded and non-standard
+ forward declaration.
+
+Sat Jul 1 20:15:39 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * mips/t-mips, mips/t-mips-gas (MULTILIB_*, LIBGCC, INSTALL_LIBGCC):
+ Delete.
+
+ * sparc/sol2.h (LINK_SPEC): Revert March 16 change. Do not add -R
+ for each -L.
+
+ * collect2.c (libcompare): Verify that file name extensions are valid.
+ Put files with invalid extensions last in the sort.
+
+ * integrate.c (integrate_decl_tree): Set DECL_ABTRACT_ORIGIN before
+ pushdecl call for local variables.
+
+Sat Jul 1 08:13:38 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * cpplib.c (output_line_command): If not emitting #line directives
+ delay returning until after adjust_position has been called.
+
+ * arm.md (mov{si,sf,df}cc): Call gen_compare_reg to generate
+ the condition code register.
+
+Sat Jul 1 06:55:09 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (decode_field_reference): New parm PAND_MASK.
+ (unextend): New parm MASK.
+ (fold_truthop): Pass new parms to decode_field_reference and unextend.
+
+ * va-alpha.h (__va_tsize): Use __extension__ to avoid warning
+ on use of `long long'.
+
+ * expr.h (NO_DEFER_POP): Do any pending stack adjusts.
+
+ * recog.c (register_operand): Disallow subreg of reg not allowed to
+ change size.
+
+Thu Jun 29 05:51:57 1995 Jeff Law (law@snake.cs.utah.edu)
+
+ * pa.md (reload addsi3): New pattern to avoid reload lossage
+ with register eliminations.
+
+ * pa.c (output_cbranch): When checking for a jump to the given
+ insn's delay slot, handle the case where JUMP_LABEL for the
+ given insn does not point to the first label in a series of
+ labels.
+ (output_bb, output_dbra, output_movb): Likewise.
+
+Wed Jun 28 18:04:56 1995 Jeff Law (law@snake.cs.utah.edu)
+
+ * pa.h (PIC_OFFEST_TABLE_REGNUM_SAVED): Define to %r4.
+ (CONDITIONAL_REGISTER_USAGE): Make it fixed when compiling
+ PIC code.
+ (INIT_EXPANDERS): Delete.
+ * pa.c (hppa_save_pic_table_rtx): Delete variable.
+ (hppa_expand_prologue): For PIC generation, copy the PIC
+ register into a fixed callee register at the end of the
+ prologue of non-leaf functions.
+ * pa.md (call expanders): Reload the PIC register from the
+ fixed callee saved register. Don't try to save the PIC
+ register before the call.
+
+Wed Jun 28 18:01:14 1995 Stan Cox (coxs@dg-rtp.dg.com)
+
+ * m88k/dguxbcs.h (ASM_SPEC): Removed -h flag.
+ * m88k/dgux.h (ASM_SPEC): Likewise.
+
+Wed Jun 28 17:01:58 1995 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.c (processor_target_table): Remove CPU name synonyms.
+ * rs6000.h (CPP_SPEC): Likewise.
+ * rs6000/sysv4.h (CPP_SPEC): Likewise.
+ (ASM_SPEC): Likewise.
+ * rs6000/sysv4le.h (CPP_SPEC): Likewise.
+ * rs6000/eabile.h (CPP_SPEC): Likewise.
+ * rs6000/powerpc.h (CPP_SPEC): Likewise.
+ (ASM_SPEC): Set assembler target according to compiler target.
+ * rs6000/aix3newas.h (CPP_SPEC): Likewise.
+ (ASM_SPEC): Likewise.
+ * rs6000/aix41.h (CPP_SPEC): Likewise.
+ (ASM_SPEC): Likewise.
+
+Wed Jun 28 16:25:53 1995 Gran Uddeborg (uddeborg@carmen.se)
+
+ * i386/x-isc3 (INSTALL_HEADERS_DIR): Delete; done by configure.
+
+Wed Jun 28 16:10:47 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * xm-rs6000.h (alloca): Extern decl added for non-GNU compiler.
+
+Wed Jun 28 11:31:30 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * cpplib.c (progname): Remove definition from here.
+
+ * final.c (final_scan_insn): Fix error in last change.
+
+ * rtlanal.c (reg_set_p_1): Now static; add extra parm.
+
+ * stmt.c: Delete redundant forward decls.
+ (expand_anon_union_decl): Correctly call expand_decl.
+
+ * toplev.c (strip_off_ending): Strip off any ending; don't
+ pretend we know what valid endings are.
+
+ * svr4.h (ASM_OUTPUT_SECTION_NAME): Don't crash if DECL is null.
+
+ * rs6000.md ({load,store}_multiple): Don't use indirect_operand
+ in define_insn; use explicit MEM of register_operand instead.
+
+Tue Jun 27 11:42:56 1995 Stephen L Moshier <moshier@world.std.com>
+
+ * i386/i386.c (print_operand, case `J'): Use jns for GE and js for
+ LT.
+
+Tue Jun 27 07:58:55 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * expr.c (expand_expr, TARGET_EXPR): Only use original_target
+ if !ignore.
+
+Tue Jun 27 07:27:26 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (fold_truthop): Commute unextend and convert on
+ l_const and r_const.
+
+ * c-common.c (decl_attributes, case A_CONSTRUCTOR, A_DESTRUCTOR):
+ Set TREE_USED.
+
+ * final.c (final_scan_insn): Don't call alter_cond unless
+ condition is on cc0.
+
+ * stmt.c (expand_asm_operands): Handle input operands that may not
+ be in a register.
+
+Mon Jun 26 19:23:05 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm/lib1funcs.asm (L_dvmd_tls): Renamed from L_divmodsi_tools.
+ * arm/t-semi (LIB1ASMFUNCS): Rename _dvmd_tls from _divmodsi_tools.
+
+Mon Jun 26 19:18:06 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * unroll.c (find_splittable_regs): When completely unrolling loop,
+ check for non-invariant initial biv values.
+
+Mon Jun 26 19:13:54 1995 Gran Uddeborg <uddeborg@carmen.se>
+
+ * configure (i[345]86-*-isc*): Fix misspelled "rfile" to "ifile".
+
+Mon Jun 26 18:58:22 1995 Mike Stump <mrs@cygnus.com>
+
+ * expr.c (expand_expr, case COND_EXPR): Protect the condition from
+ being evaluated more than once.
+ (do_jump, case TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR): Likewise.
+
+Mon Jun 26 18:52:36 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * fixincludes (string.h): Fix return value for mem{ccpy,chr,cpy,set}
+ and str{len,spn,cspn} on sysV68.
+
+Mon Jun 26 06:54:50 1995 Michael Meissner (meissner@cygnus.com)
+
+ * i386/osfrose.h (LONG_DOUBLE_TYPE_SIZE): Go back to making long
+ double == double.
+
+Thu Jun 22 19:14:41 1995 Pat Rankin (rankin@eql.caltech.edu)
+
+ * make-cc1.com (if DO_LINK): Skip c-parse.* processing when
+ only relinking.
+ (gas_message): Update to reflect current version, and give
+ a different message if/when no version of gas is found.xo
+
+Thu Jun 22 18:52:37 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm/lib1funcs.asm (___modsi3): Correctly set SIGN register for
+ modulo involving negative numbers.
+
+Thu Jun 22 18:32:27 1995 Uwe Seimet (seimet@chemie.uni-kl.de)
+
+ * xm-atari.h (HZ): Now 100 and don't define if already defined.
+
+Thu Jun 22 18:26:12 1995 Jeffrey A Law (law@snake.cs.utah.edu)
+
+ * calls.c (expand_call): Correctly handle returning BLKmode
+ structures in registers when the size of the structure is not
+ a multiple of word_size.
+ * stmt.c (expand_return): Likewise.
+
+ * pa-gux7.h (LIB_SPEC): Undefine before redefining.
+ * pa-hpux.h (LIB_SPEC): Likewise.
+ * pa-hpux7.h (LIB_SPEC): Likewise.
+
+ * genmultilib: Work around hpux8 /bin/sh case bug.
+
+ * pa.h (LIB_SPEC): Define to avoid -lg.
+
+Thu Jun 22 18:19:09 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * expr.c (expand_expr, TARGET_EXPR): Use original_target.
+
+ * collect2.c (locatelib): Fix parsing of LD_LIBRARY_PATH.
+
+Thu Jun 22 18:15:54 1995 Paul Eggert <eggert@twinsun.com>
+
+ * configure: Create an empty Makefile.sed first, to work
+ around a Nextstep 3.3 bug.
+
+Thu Jun 22 18:03:44 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * Makefile.in (STAGESTUFF): Add stamp-crt.
+ (crtbegin.o, crtend.o): Now depend on stamp-crt.
+ (stamp-crt): New rule, to actually build crt{begin,end}.o.
+
+ * collect2.c (main): Unlink export_file before we return.
+
+Thu Jun 22 14:25:56 1995 Michael Meissner (meissner@cygnus.com)
+
+ * rs6000.h (STRIP_NAME_ENCODING): Store NAME and strlen(NAME) into
+ local variables; cast result of alloca to avoid compiler warnings.
+
+Tue Jun 20 18:25:29 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * alpha/config-nt.sed, i386/config-nt.sed: Edit to add
+ a missing $(exeext) for CCCP.
+
+Tue Jun 20 18:18:00 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * protoize.c (default_include): Use name and two ints to be
+ compatible with definition of INCLUDE_DEFAULTS.
+
+Mon Jun 19 19:24:29 1995 Ted Lemon <mellon@toccata.fugue.com>
+
+ * mips/netbsd.h (ASM_DECLARE_FUNCTION_NAME): Don't emit function label.
+
+Mon Jun 19 18:34:55 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * fixincludes: Don't define wchar_t under C++.
+
+Mon Jun 19 17:12:41 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (collect_expansion): Work around enum bug in vax
+ ultrix 4.3 pcc.
+ * tree.c (simple_cst_equal): Likewise.
+
+Mon Jun 19 16:53:00 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * winnt/spawnv.c: New file.
+
+Mon Jun 19 16:30:29 1995 Glenn Brown <glenn@mars.myri.com>
+
+ * caller-save.c (save_call_clobbered_regs): If AUTO_INC_DEC, mark
+ register indicated by REG_INC notes as live so they will be saved.
+
+Mon Jun 19 16:21:12 1995 Jeffrey A Law (law@snake.cs.utah.edu)
+
+ * pa.h (PRINT_OPERAND_ADDRESS, case LOW_SUM): Fix logic bug
+ in last change.
+
+Mon Jun 19 14:11:49 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * integrate.c (integrate_decl_tree): Only set DECL_ABSTRACT_ORIGIN
+ if the decl returned by pushdecl is the one we started with.
+
+ * mips.h (current_function_name): Delete declaration.
+ (ASM_DECLARE_FUNCTION_NAME): Don't set current_function_name.
+ * gnu.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
+ * mips.c (current_function_decl): Delete declaration.
+ (function_prologue): New variable fnname. Use it instead of
+ current_function_name.
+ (function_epilogue): Likewise.
+
+Mon Jun 19 13:13:15 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha.h (ASM_OUTPUT_ASCII): Always reset line count when
+ starting new line.
+
+ * scan-decls.c (scan_decls): Fix typo when resetting PREV_ID_START.
+
+ * i386/config-nt.sed, alpha/config-nt.sed: Change version to 2.7.1.
+
+Mon Jun 19 13:06:14 1995 DJ Delorie (dj@delorie.com)
+
+ * msdos/top.sed: Support new build variables.
+ * msdos/configur.bat: Make options.h and specs.h.
+ Change realclean to maintainer-clean.
+
+Fri Jun 16 06:54:03 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * Version 2.7.0 Released.
+
+ * obstack.c: Always enable this code for now.
+
+ * alpha.c (alpha_builtin_saveregs): Use ptr_mode and conversions
+ when need so works for both OSF and NT.
+ * va-alpha.h (__va_tsize): Round to long long not long.
+
+Thu Jun 15 17:54:52 1995 Bdale Garbee <bdale@gag.com>
+
+ * configure (a29k-*-coff): Synonym for a29k-*-udi.
+
+Thu Jun 15 17:51:21 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * function.c (assign_parms): Do all conversions in CONVERSION_INSNS.
+
+Thu Jun 15 17:36:49 1995 Michael Meissner <meissner@cygnus.com>
+
+ * reg-stack.c (record_reg_life): Call record_reg_life_pat with 0
+ for douse argument so that USE's created to mark variables within
+ blocks don't get marked as set.
+
+Thu Jun 15 06:28:15 1995 Dennis Glatting (dennisg@CyberSAFE.COM)
+
+ * configure: Change one sed command to work around m68k-next bug.
+
+Wed Jun 14 22:14:39 1995 Jason Merrill <jason@deneb.cygnus.com>
+
+ * collect2.c (main): Don't turn off auto_export because of -g.
+ (main): Ignore the argument to -o.
+
+ * alpha.h (LINK_SPEC): Don't pass -init __main anymore.
+ * alpha/osf12.h (LINK_SPEC): Ditto.
+ * mips/iris5.h (LINK_SPEC): Ditto.
+
+ * collect2.c (main): Place o_file after an initial .o (like crt0.o).
+ If we have LD_INIT_SWITCH, use init and fini functions for
+ executables, too. Specify the unique function names.
+ (write_c_file_stat): Fix the case of destructors but no constructors.
+ Don't include the generic-named functions for executables.
+ (write_c_file): If we have LD_INIT_SWITCH, always use
+ write_c_file_stat.
+
+ * collect2.c (main): Also add _GLOBAL__D? to export list.
+
+ * ginclude/iso646.h: Do nothing if compiled as C++.
+
+Wed Jun 14 17:39:10 1995 Roland McGrath (roland@gnu.ai.mit.edu)
+
+ * c-common.c (format_char_info, case 'm'): Set type to void.
+ (check_format_info): If type is void, ignore operand.
+
+Wed Jun 14 17:04:10 1995 Paul F. Kunz (Paul_Kunz@SLAC.Stanford.EDU)
+
+ * expr.c (expand_builtin_apply_args): Put back original
+ register save and restore order.
+
+Wed Jun 14 16:56:22 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/eabi.h (INVOKE__main): Define, so __eabi is called after
+ main's arguments are saved.
+
+ * rs6000.c (output_prolog): Don't call __eabi here, let
+ compiler call it after the arguments to main are saved.
+ (output_{prolog,epilog}): Don't use functions under V.4 to save
+ and restore floating point registers.
+
+Wed Jun 14 16:52:12 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k/mot3300.h (PCC_BITFIELD_TYPE_MATTERS): Defined.
+
+Wed Jun 14 16:48:53 1995 Jerry Frain (jerry@tivoli.com)
+
+ * Makefile.in (stage[1-4]): Correctly link `as', `ld', and `collect2'.
+
+Wed Jun 14 05:52:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * objc-act.c (hack_method_prototype): Set DECL_CONTEXT of parms.
+
+ * expmed.c (emit_store_flag): Always set LAST.
+
+ * c-decl.c (start_function): New parameter for attributes.
+ * c-tree.h (start_function): Likewise.
+ * c-lang.c (finish_file): Pass extra parm to start_function.
+ * objc-act.c (build_module_descriptor, really_start_method): Likewise.
+ * c-parse.in (fndef, nested_function, notype_nested_function):
+ Likewise.
+
+ * function.c (assign_parms): Use convert_to_mode instead of
+ gen_lowpart when converting incoming parm.
+
+Tue Jun 13 19:10:32 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * rs6000.md (decrement_and_branch): Finish last fix; update matching
+ constraint.
+
+Tue Jun 13 18:32:51 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * fold-const.c (fold): When converting a COND_EXPR to an ABS_EXPR,
+ get the types right for ABS_EXPR to work.
+
+Mon Jun 12 17:09:55 1995 Michael Tiemann (tiemann@axon.cygnus.com)
+
+ * reorg.c (fill_simple_delay_slots): Set MAYBE_NEVER according to
+ code of TRIAL_DELAY, not TRIAL.
+
+Mon Jun 12 15:02:37 1995 Doug Evans <dje@cygnus.com>
+
+ * configure: Restore code to make ld symlink if ! use_collect2.
+
+ * gcc.c (link_command_spec): Undo patch of May 11.
+ -nostdlib implies -nostartfiles again.
+ * dsp16xx.h (CROSS_LINK_SPEC): Likewise.
+ * i386/freebsd.h (LINK_SPEC): Undo patch of May 24.
+ Don't pass "-e start" if nostdlib.
+ * i386/sun.h (LINK_SPEC): Likewise.
+ * m68k/sun2o4.h (LINK_SPEC): Likewise.
+ * m68k/sun3.h (LINK_SPEC): Likewise.
+ * m68k/vxm68k.h (LINK_SPEC): Likewise.
+ * mips/netbsd.h (LINK_SPEC): Likewise.
+ * config/netbsd.h (LINK_SPEC): Likewise.
+ * rs6000/mach.h (LINK_SPEC): Likewise.
+ * sparc.h (LINK_SPEC): Likewise.
+ * sparc/vxsparc.h (LINK_SPEC): Likewise.
+
+ * gcc.c (link_command_spec): New argument -nodefaultlibs.
+
+Sun Jun 11 20:47:53 1995 Stephen L Moshier (moshier@world.std.com)
+
+ * Makefile.in (fix-header.o): Depends on xsys-protos.h.
+
+Sun Jun 11 15:07:58 1995 Tim Carver (timc@ibeam.intel.com)
+
+ * reload1.c (emit_reload_insns): Don't call HARD_REGNO_NREGS
+ on psuedo when clearing reg_last_reload_reg.
+
+Sun Jun 11 14:07:05 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.md ({add,sub}di{_mem,3}): Patterns merged.
+
+Sun Jun 11 13:43:26 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * m68k.md (cmpdi matcher): Set cc_status before returning.
+
+ * config/xm-freebsd.h (DONT_DECLARE_SYS_SIGLIST): Define.
+
+Sun Jun 11 13:38:49 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * fixincludes (math.h): Keep declaration of abs on HPUX.
+
+Sun Jun 11 12:31:42 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * stor-layout.c (variable_size): Do nothing if SIZE is constant.
+
+ * stmt.c (expand_asm_operands): See if output operand permits
+ register. If not, mark output addressable, call expand_operand
+ on it, and give error if not MEM.
+
+ * function.c (assign_parms): Handle promotions of both
+ passed and nominal modes separately and insert needed conversions.
+ (promoted_input_arg): Return 0 if nominal and passed modes differ.
+
+ * stmt.c (all_cases_count, case INTEGER_TYPE): Fix typo in checking
+ for integer bounds.
+
+Sat Jun 10 08:55:25 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * libgcc2.c (_floatdidf): Correctly set float sizes.
+
+ * c-decl.c (c_decode_option, case "-Wall"): Don't set extra_warnings.
+
+ * Makefile.in (cpplib.o, fix-header.o): Update dependencies.
+ (cpperror.o, cppexp.o, cpphash.o): New rules, to show .h dependencies.
+
+Fri Jun 9 18:06:10 1995 Doug Evans <dje@canuck.cygnus.com>
+
+ * cse.c (cse_basic_block): Fix test for whether block ends with a
+ barrier. Return next insn, not 0, if block ends in a barrier.
+
+Fri Jun 9 17:58:29 1995 Paul Eggert <eggert@twinsun.com>
+
+ * fold-const.c (lshift_double): Replace `&' with `%' to fix typo.
+ ([lr]shift_double): Truncate shift count only if SHIFT_COUNT_TRUNCATED.
+ Remove unnecessary `count >= prec' test.
+
+ * cexp.y (left_shift): Ignore integer overflow.
+
+ * cexp.y (skip_evaluation): New variable.
+ (&&, ||, ?:): Increment it in unevaluated subexpressions.
+ (/, %, integer_overflow): Suppress diagnostics if skip_evaluation != 0.
+ (yyerror): Clear skip_evaluation.
+
+Fri Jun 9 17:49:05 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * m68k.md (tstdi): Rewrite.
+
+Fri Jun 9 17:28:55 1995 Per Bothner <bothner@cygnus.com>
+
+ * scan-decls.c (scan_decls): Handle declarations with
+ multiple comma-separated declarators.
+
+Thu Jun 8 19:16:12 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm.md (mov[sd]f expands): Don't allow fp constants in pseudos
+ when TARGET_SOFT_FLOAT.
+
+Thu Jun 8 19:11:43 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * expmed.c (store_split_bit_field): When adjust arg in
+ BYTES_BIT_ENDIAN case, use number of bits in arg for MEM operands
+ and BITS_PER_WORD for other operands.
+ (extract_fixed_bit_field): Undo last change.
+
+ * unroll.c (verify_addresses): New function.
+ (find_splittable_givs): Use it instead of memory_address_p.
+
+Thu Jun 8 18:58:18 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * expmed.c (expand_divmod): Always check result of emit_store_flag.
+
+Thu Jun 8 12:02:34 1995 David D Zuhn (zoo@armadillo.com)
+
+ * cpplib.c (cpp_push_buffer): Include filename in error message.
+
+Thu Jun 8 11:53:45 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * function.c (assign_parms): Don't call promote_mode on arg
+ unless PROMOTE_FUNCTION_ARGS defined.
+
+ * rs6000.md (decrement_and_branch): Ensure label is operand 0.
+
+ * rs6000.md (aux_truncdfsf2): New pattern.
+ (movsf): Use it instead of invalid SUBREG and truncdfsf2.
+
+ * varasm.c (assemble_name): Disable warn_id_clash around
+ get_identifier call.
+
+Wed Jun 7 17:22:25 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * configure (gdb_needs_out_file_path): New variable.
+ (m68k-motorola-sysv): Set gdb_needs_out_file_path if not using gas.
+ (.gdbinit): If gdb_needs_out_file_path is set, add a 'dir' command
+ for $(out_file).
+
+Wed Jun 7 17:17:19 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * fold-const.c (fold): When folding `<' type nodes, make true_value
+ and false_value have correct types.
+
+Wed Jun 7 05:06:42 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * collect2.c (COFF scan_prog_file): Use the AIX duplicate entry.
+
+Tue Jun 6 18:43:09 1995 Jeffrey A Law (law@snake.cs.utah.edu)
+
+ * pa.h (FUNCTION_ARG_CALLEE_COPIES): Define.
+
+Tue Jun 6 18:21:18 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (expand_expr, case PLACEHOLDER_EXPR): Consider two types
+ identical if their TYPE_MAIN_VARIANTs are the same.
+
+ * c-decl.c (start_decl): Set DECL_COMMON before calling
+ decl_attributes.
+
+ * a29k.c (print_operands): Cast args to bcopy to char *.
+
+ * c-decl.c (duplicate_decls): Don't clear DECL_CONTEXT of
+ new decl if it is a function.
+
+Tue Jun 6 17:57:44 1995 Eberhard Mattes (mattes@azu.informatik.uni-stuttgart.de)
+
+ * gcc.c (do_spec_1, case 'g'): Handle %O as suffix if MKTEMP_EACH_FILE.
+
+Tue Jun 6 17:53:05 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.c (expand_block_move): Update source and destination pointers
+ inside the loop moving the bytes, not outside.
+
+Tue Jun 6 14:58:37 1995 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.h (CONDITIONAL_REGISTER_USAGE): Don't mark pic reg as fixed.
+ * m68k.c (finalize_pic): Emit USE insn at start and end of function.
+
+Tue Jun 6 13:46:57 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
+
+ * sh.c (print_operand): Check for annulled branches.
+ (output_movedouble): Handle SUBREG addresses.
+ (output_branch): Handle annulled branches.
+ (sh_expand_prologue): Correct number of saved registers for
+ varargs functions.
+ * sh.h: Add some comments.
+ * sh.md: Add some comments. Cleanup formatting.
+ (type attribute): Add pstore and call.
+ (return define_delay): Reorganize to make clearer.
+ (call/sfunc define_delay): Define.
+ (cbranch define_delay): Define to have annul-true delay slot.
+ (subsi3): Use arith_reg_operand for operand 2.
+ (shift patterns): Use const_int_operand instead of immediate_operand
+ for shift counts.
+ (push): Add pstore constraint case.
+ (movsi_i): Move t/z constraint pair to the front of the list.
+ (calli, call_valuei): Add "call" attribute.
+
+Mon Jun 5 19:23:13 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * sched.c (attach_deaths): In last change, use find_reg_note instead
+ of find_regno_note.
+
+Mon Jun 5 19:17:31 1995 Tom Quiggle (quiggle@lovelace.engr.sgi.com)
+
+ * mips/iris5.h (MACHINE_TYPE): Say "IRIX 5.x", not "5.0".
+ (NO_DOLLAR_IN_LABEL): Undefine.
+ * mips.h (sdb_begin_function_line): New declaration.
+ (PUT_SDB_FUNCTION_END): New definition.
+
+Mon Jun 5 18:56:10 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.c (expand_block_move): Don't do block moves where we clobber
+ fixed numbers of regs, instead move just 1-8 bytes at a time.
+
+ * Makefile.in (STAGESTUFF): Copy files produced by -da and
+ -save-temps to the stage subdirectories.
+
+Mon Jun 5 08:18:46 1995 Torbjorn Granlund <tege@bozo.matematik.su.se>
+
+ * combine.c (reg_dead_at_p): When scanning backwards, stop at BARRIER.
+
+ * m68k.c (print_operand): Handle 'R' for registers.
+ * m68k.md (cmpdi): Rewrite to avoid bogus matching constraints.
+
+ * optabs.c (expand_binop): In last change, don't defererence TARGET
+ if it is 0.
+
+ * pa.md (movsicc): Use MATCH_DUP for operand 4 and 5.
+
+Mon Jun 5 08:14:56 1995 Jeffrey A Law (law@cs.utah.edu)
+
+ * pa.c (hppa_encode_label): Allocate stuff on permanent_obstack
+ rather than via malloc.
+
+ * c-common.c (decl_attributes): Fix typo in size passed to alloca.
+
+Mon Jun 5 08:10:55 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.md: Use "some_operand" for patterns valid only during
+ reload and meant to handle adding more PLUS operators during
+ register elimination.
+
+Mon Jun 5 07:31:53 1995 Stephen L Moshier (moshier@world.std.com)
+
+ * cse.c (simplify_unary_operation, case FLOAT, UNSIGNED_FLOAT):
+ Truncate to requested mode.
+
+Sat Jun 3 22:08:51 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * sched.c (attach_deaths): Don't add a REG_DEAD note if a REG_UNUSED
+ note is already present.
+
+Sat Jun 3 18:36:57 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * pa.h (hppa_builtin_saveregs): Add declaration.
+
+Sat Jun 3 18:11:26 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * Makefile.in (scan-decls.o): Depends on cpplib.h.
+
+Fri Jun 2 19:23:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * optabs.c (expand_binop): Don't use non-REG TARGET in 2-word case.
+
+Thu Jun 1 19:30:30 1995 Tor Egge (tegge@flipper.pvv.unit.no)
+
+ * m88k.h (RETURN_POPS_ARGS): New argument.
+ * m88k/dolphin.ld: Added start of comment.
+
+Thu Jun 1 19:12:28 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * configure (a29k-*-bsd*): Fix typo in last change.
+
+Thu Jun 1 18:51:53 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * expmed.c (extract_fixed_bit_field): For REG case, compute total_bits
+ from mode instead of assuming BITS_PER_WORD.
+
+Thu Jun 1 18:34:31 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h (FIXED_R13): Default to 0.
+ ({FIXED,CALL_USED}_REGISTERS): Use FIXED_R13 for register 13.
+ * sysv4.h (FIXED_R13): Define to be 1.
+
+Wed May 31 20:57:26 1995 Torbjorn Granlund <tege@matematik.su.se>
+
+ * m68k.md ([su]mulsi3_highpart): Pass correct number of arguments to
+ const_uint32_operand.
+ * m68k.c (const_uint32_operand): Reject negative numbers.
+
+ * expmed.c (expand_mult_highpart): Use wide_op1 for all multiplies.
+ (expand_divmod): Undo Nov 12 change. Instead, add special case
+ for division by MIN_INT in signed TRUNC_DIV_EXPR case.
+
+Wed May 31 20:44:21 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.md (one_cmpldi2): New pattern.
+ ({a,l}shrdi{3,_const}): Allow 63 as shift count.
+
+Wed May 31 14:56:31 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * varasm.c (assemble_start_function, assemble_variable):
+ Make sure first_global_object_name is in permanent obstack.
+
+ * reload1.c (alter_reg): Clean up setting of RTX_UNCHANGING_P
+ when making a MEM.
+
+ * reorg.c (struct resources): New field unch_memory.
+ (CLEAR_RESOURCES, mark_target_live_regs, dbr_schedule): Clear it.
+ (mark_{referenced,set}_resources, redundant_insn): Set it.
+ (fill_simple_delay_slots): Likewise.
+ (resource_conflicts_p): Test it.
+
+ * unroll.c (copy_loop_body): Fix typo in call to sets_cc0_p.
+
+ * integrate.c (output_inline_function): Don't call expand_function_end.
+
+ * calls.c (prepare_call_address): Only call use_reg on
+ static_chain_rtx if it is a REG.
+
+ * configure (a29k-*-bsd*): Use t-a29k.
+ * t-a29k: New file.
+ * a29k/t-a29kbare (LIBGCC1_TEST): New null definition.
+ * a29k/t-vx29k (LIBGCC1_TEST): Likewise.
+
+Wed May 31 14:17:42 1995 Jeffrey A Law (law@snake.cs.utah.edu)
+
+ * configure (hppa*-*-bsd*): Do not run fixincludes.
+ (hppa*-*-osf*): Likewise.
+ (hppa*-*-lites*): Likewise.
+
+ * pa.h (PRINT_OPERAND_ADDRESS): Use "RR'" rather than "R'" for
+ symbolic addresses.
+ * pa.md (symbolic HIGH patterns): Likewise.
+ (symbolic LO_SUM pattern): Likewise.
+
+Wed May 31 14:11:53 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md (all movstri recognizers): Eliminate updating the pointers.
+ * rs6000.c (expand_block_move): Don't pass argument of # bytes to
+ increment pointers by to movstrsi expanders.
+
+ * rs6000.c (rs6000_override_options): Fix typo with -mstring handling.
+
+ * rs6000.h (TARGET_SWITCHES): Set MASK_STRING_SET explicitly
+ if -mno-string, so that it can override the processor default.
+
+Wed May 31 07:31:53 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * c-common.c (truthvalue_conversion, BIT_AND_EXPR): Make sure that
+ the result has boolean_type_node.
+
+Tue May 30 19:03:21 1995 J.T. Conklin <jtc@cygnus.com>
+
+ * stddef.h: Undefine _BSD_XXX_T_ if _GCC_XXX_T is defined on BSD
+ Net/2 derived systems.
+
+Tue May 30 08:17:37 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.md (decrement_and_branch_until_zero): Operand 0 constraint
+ changed from "+g" to "+d*am".
+ (similar anonymous HImode pattern): Likewise.
+
+ * m68k.md (tstdi): Use tst/subx #0 instead of neg/negx.
+ Allow "a" and ">" for operand 0.
+
+Mon May 29 19:24:43 1995 Niklas Hallqvist (niklas@appli.se)
+
+ * m68k.md (addsi_lshrsi_31): Use match_dup, not constraint "1",
+ for matching inputs.
+
+Mon May 29 12:39:58 1995 Allen Briggs <briggs@rrinc.com>
+
+ * i386/isc.h ({STARTFILE,LIB,CPP}_SPEC): Handle -Xp like -posix.
+ * i386/x-isc3 (X_CFLAGS): Add -Xp.
+
+Mon May 29 12:28:41 1995 J.T. Conklin (jtc@cygnus.com)
+
+ * configure (sparc-*-netbsd): Add missing asterisk at end.
+
+Mon May 29 08:55:48 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * combine.c (recog_for_combine): New parm PADDED_SCRATCHES; set it.
+ (try_combine): Accumulate number of scratches and update max_scratch.
+ (simplify_set): Add extra parm to recog_for_combine.
+
+ * romp.md (call): Put USE for r0 in CALL_INSN; call call_internal
+ to emit insn.
+ (call_internal): New name for anonymous call.
+ (call_value, call_value_internal): Likewise.
+
+ * winnt/xm-winnt.h: Protect most definitions with #ifndef.
+ * alpha/xm-winnt.h: Include alpha/xm-alpha.h, then winnt/xm-winnt.h.
+ (POSIX): Undefine.
+ * xm-alpha.h: Don't include alloca.h for winnt.
+
+Sun May 28 18:34:01 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * configure: Make sed commands more uniform.
+
+ * Makefile.in: Properly use $(srcdir) for files that have it
+ in their reference as a target of a rule.
+ (libgcc1.a): Add missing RANLIB_TEST use.
+
+ * stmt.c (expand_computed_goto): Call do_pending_stack_adjust.
+
+Sun May 28 18:08:41 1995 Torbjorn Granlund <tege@mole.gnu.ai.mit.edu>
+
+ * m68k.md (divmodhi4, udivmodhi4): Use "dmsK" for operand 2.
+
+Fri May 26 17:01:22 1995 Paul Eggert <eggert@twinsun.com>
+
+ * fixincludes: Fix bogus recursive <stdlib.h> in NEWS-OS 4.0C.
+
+Fri May 26 08:02:14 1995 Michael Meissner (meissner@cygnus.com)
+
+ * c-typeck.c (initializer_constant_valid_p): For the CONSTRUCTOR
+ case, if the type is a record, recurse, just like for unions.
+
+Thu May 25 07:56:14 1995 Paul Eggert <eggert@twinsun.com>
+
+ * fixincludes: Add `sel', `tahoe', `r3000', `r4000' to the
+ list of pre-ANSI symbols that need to be surrounded with __ __.
+ Allow white space between `#' and `if' when looking for lines to patch.
+
+ * objc/sarray.h (PRECOMPUTE_SELECTORS, struct soffset):
+ Use #ifdef __sparc__, not sparc.
+
+ * m68k.md (addsi_lshrsi_31, ashldi_const, ashrdi_const, lshrdi_const):
+ Replace `mov' with `move'.
+
+Thu May 25 07:35:37 1995 Allen Briggs <briggs@rrinc.com>
+
+ * libgcc2.c (L_eh, i386): Remove in-line comments in assembly
+ code--the '#' character is not valid for the SYSV as.
+
+Thu May 25 07:28:54 1995 Pat Rankin (rankin@eql.caltech.edu)
+
+ * Makefile.in (BC_ALL): Restore it from May 22 change; vms uses it.
+ (STAGESTUFF): Use it.
+
+Thu May 25 07:11:56 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.c (alpha_emit_set_const): Don't call expand_binop for
+ other than add if SImode and can't create pseudos.
+
+Wed May 24 21:38:24 1995 Jim Wilson <wilson@cygnus.com>
+
+ * sched.c (reemit_notes): New function.
+ (schedule_block): Call reemit_notes twice. Reorganize code for
+ handling SCHED_GROUP_P insns, so that reemit_notes works.
+
+ * sh/sh.c (shiftcosts, genshifty_op): Add SH3 support.
+ * sh/sh.md (ashlsi3, lshrsi3): Add SH3 support.
+ (ashlsi3_d, ashrsi3_d, lshrsi3_d): New patterns for SH3.
+ (ashrsi2_31): Remove r/!r constraint.
+
+Wed May 24 17:00:47 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * tree.c (type_list_equal): Call simple_cst_equal before checking
+ types.
+
+Wed May 24 16:49:49 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * Makefile.in (libgcc2.a): Handle case of separate srcdir.
+
+Wed May 24 16:22:01 1995 Paul Eggert <eggert@twinsun.com>
+
+ * configure: Define $(MAKE) if `make' doesn't.
+
+Wed May 24 15:50:51 1995 Doug Evans <dje@cygnus.com>
+
+ * dsp16xx.h (CROSS_LINK_SPEC): ENDFILE_SPEC moved to -nostartfiles.
+ * i386/freebsd.h (LINK_SPEC): Don't pass "-e start" if nostartfiles
+ rather than nostdlib.
+ * i386/sun.h (LINK_SPEC): Likewise.
+ * m68k/sun2o4.h (LINK_SPEC): Likewise.
+ * m68k/sun3.h (LINK_SPEC): Likewise.
+ * m68k/vxm68k.h (LINK_SPEC): Likewise.
+ * mips/netbsd.h (LINK_SPEC): Likewise.
+ * config/netbsd.h (LINK_SPEC): Likewise.
+ * rs6000/mach.h (LINK_SPEC): Likewise.
+ * sparc.h (LINK_SPEC): Likewise.
+ * sparc/vxsparc.h (LINK_SPEC): Likewise.
+
+ * m88k/m88k.h (FUNCTION_ARG_BOUNDARY): Use GET_MODE_BITSIZE.
+
+Wed May 24 15:44:04 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * fold-const.c (fold): Make sure that a folded TRUTH_NOT_EXPR
+ retains the same type.
+
+ * c-common.c (truthvalue_conversion): Also accept TRUTH_NOT_EXPR.
+
+Wed May 24 15:41:51 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * cplus-dem.c (strstr, strncmp, strlen): Remove declarations.
+
+ * tree.c (type_list_equal, simple_cst_list_equal, index_type_equal):
+ Check for simple_cst_equal return value of -1.
+
+Wed May 24 10:05:24 1995 Michael Meissner <meissner@cygnus.com>
+
+ * libgcc1-test.c (start, _start): Provide declarations, so that
+ the GNU linker doesn't give a warning message about defaulting the
+ start address.
+
+ * rs6000/sysv4.h (STRIP_NAME_ENCODING): Redefine back to the
+ original defination, rather than the defination used in rs6000.h.
+ (ASM_OUTPUT_SOURCE_LINE): Use STRIP_NAME_ENCODING.
+ * rs6000.h (STRIP_NAME_ENCODING): Skip leading '*'.
+
+ * rs6000.h (MASK_STRING_SET, TARGET_STRING_SET): Add target
+ flags bit for whether -mstring was actually used.
+ (TARGET_SWITCHES): Add MASK_STRING to all power targets. Set
+ MASK_STRING_SET for -mstring and -mno-string.
+ (TARGET_DEFAULT): Add MASK_STRING.
+
+ * rs6000.c (rs6000_override_options): Add MASK_STRING to
+ all power targets. Make an explicit -mstring/-mno-string override
+ the -mcpu=processor default.
+
+ * rs6000/eabile.h (CPP_SPEC): Copy from sysvle.h to provide the
+ appropriate little endian defaults.
+
+ * rs6000/sysv4.h (ASM_OUTPUT_SOURCE_LINE): Use assemble_name to
+ output the canonical name.
+
+Wed May 24 01:21:15 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * rs6000.h (STRIP_NAME_ENCODING): Define.
+ (RS6000_OUTPUT_BASENAME): Use it.
+
+Tue May 23 19:54:21 1995 Doug Evans <dje@cygnus.com>
+
+ * gcc.c (link_command_spec): Move ENDFILE_SPEC from -nostdlib
+ to -nostartfiles.
+
+Tue May 23 17:01:50 1995 Jim Wilson <wilson@cygnus.com>
+
+ * alpha.md (negsi2-2): Change output pattern to #.
+
+ * mips.c (embedded_pic_offset): Output RTL to initialize
+ embedded_pic_fnaddr_rtx.
+ (mips_finalize_pic): Delete.
+ * mips.h (mips_finalize_pic): Delete declaration.
+ (FINALIZE_PIC): Delete.
+ (INIT_EXPANDERS): Clear embedded_pic_fnaddr_rtx.
+ * mips.md (get_fnaddr): Add = to output contraint.
+
+ * sh.c (shift_amounts): Correct entry for shifts by 29.
+ * sh.md (sett): New pattern.
+ (movsi_i): Change source constraint for move to T reg to be 'z'.
+
+ * mips/ecoff.h (STARTFILE_SPEC): Define to null string.
+ * mips/elfl.h, mips/elfl64.h: Correct typo in comment.
+
+ * mips/elflorion.h, mips/elforion.h (MIPS_CPU_DEFAULT): Delete.
+ * mips.c (override_options): Delete #ifdef MIPS_CPU_DEFAULT code.
+ Add #ifdef MIPS_CPU_DEFAULT_STRING code before the first
+ mips_cpu_string test.
+
+Tue May 23 07:22:36 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * romp.c (hash_rtx): Avoid warning on int-to-pointer conversion.
+ (output_fpops): Cast args to bcopy to char *.
+
+ * cpplib.c (initialize_builtins): Add missing parm to timestamp call.
+
+ * Makefile.in (install-libobjc): Don't depend on libobjc.a.
+
+ * c-parse.in: Objc shift/reduce conflicts now 48.
+ (parm): Use setspecs/restore here.
+ (parmlist_or_identifiers): Not here.
+
+Mon May 22 19:30:30 1995 Doug Evans <dje@cygnus.com>
+
+ * h8300.md (movsf_h8300h): Add missing post-inc case to constraints.
+
+Mon May 22 14:38:36 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.c (rs6000_override_options): Do SUBTARGET_OVERRIDE_OPTIONS
+ here.
+ * rs6000.h (OVERRIDE_OPTIONS): Not here.
+
+ * rs6000.c (expand_block_move): Handle moves without string
+ instructions by generating a series of loads and stores.
+ (output_prolog): Support -mno-toc on V.4 and eabi systems.
+
+ * rs6000/sysv4.h (TARGET_SWITCHES): Add -mtoc and -mno-toc.
+ (SUBTARGET_OVERRIDE_OPTIONS): Add some warnings for incompatible
+ switches.
+ (TOC_SECTION_FUNCTION): Make -mno-toc like -mrelocatable in that
+ we don't put the minimal toc pointer in the global toc section.
+ (LINK_SPEC): Use -oformat to set link output format, not -m.
+
+ * rs6000/t-eabigas (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Build
+ libgcc.a variants with -mno-toc support.
+ * rs6000/t-ppcgas (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Ditto.
+
+Mon May 22 07:10:52 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * cplus-dem.c (mystrstr): Replacement for strstr.
+
+ * configure: Split up long sed command.
+ * Makefile.in (SYMLINK): Deleted; unused.
+ (oldobjext): Deleted; no longer used.
+ (FLAGS_TO_PASS): Include objext and exeext.
+ (STAGESTUFF, protoize.o, unprotoize.o): Use $(objext), not .o.
+ (test_protoize_simple, compare{,3}, gnucompare{,3}): Likewise.
+ (STAGESTUFF, specs, gcc-cross, collect2): Add missing $(exeext).
+ (libgcc1.null, libgcc[12].a, stage[1-4]): Likewise.
+ (xgcc, cc1, cc1obj, enquire): Use $@ instead of filename for -o value.
+ (collect2, mips-tfile, mips-tdump, gen*): Likewise.
+ (bi-arity, bi-opcode, bi-opname, cccp, cppmain): Likewise.
+ (protoize, unprotoize, gen-protos, fix-header): Likewise.
+ (crtbegin.o, crtend.o): Don't use -o; move output to proper
+ filename (using objext) instead.
+ (BI_ALL, BC_ALL, bytecode): Deleted; unused.
+ (bi-*.o, cexp.o, stamp-{proto,fixinc}): Remove unneeded $(srcdir).
+ (getopt{,1}.o, SYSCALLS.c.X): Likewise.
+ (install-driver): New target.
+ (install-normal): Depend on it.
+ (install-common): Don't depend on xgcc.
+ (maketest): Deleted; no longer used.
+ (stage[1-4]): Use name collect-ld, not real-ld.
+ (risky-stage[1-4]): Use stage[1-4] as dependencies; don't copy.
+ * alpha/config-nt.bat, i386/config-nt.bat: Make {,h,t}config.h
+ and tm.h by writing a single #include line.
+ Update way specs.h and options.h are written.
+ * alpha/config-nt.sed, i386/config-nt.sed: Set new variables
+ into Makefile.
+ Build winnt.obj.
+ Edit CCCP definition.
+ * alpha/x-winnt, i386/x-winnt (oldobjext): Deleted.
+ Add rules for .c.obj, .adb.obj, and .ads.obj.
+ (LIB2FUNCS_EXTRA, spawnv.o): New rules.
+ * i386/x-winnt (objext): Now .obj, not .o.
+
+ * gcc.c (HAVE_OBJECT_SUFFIX): New macro.
+ (process_command): Convert x.o to x.foo for OBJECT_SUFFIX of ".foo".
+ (do_spec_1): Avoid shadow variable "i" and always use for loop var.
+
+ * c-decl.c (finish_decl_top_level): Removed; no longer used.
+ * objc-act.c: Numerous formatting changes.
+ (NULLT): Deleted; all uses changed to NULL_TREE.
+ (get_{static,object}_reference, objc_add_static_instance):
+ Use push_obstacks instead of saving obstacks manually.
+ (build_{selector,class}_reference_decl): Likewise.
+ (build_objc_string_decl, build_protocol_reference): Likewise.
+ (comp_{method,proto}_with_proto): Likewise.
+ (create_builtin_decl, synth_module_prologue): Set DECL_ARTIFICIAL
+ for internal objects.
+ (build_{selector,class}_reference_decl, add_objc_decls): Likewise.
+ (generate_objc_symtab_decl, build_module_descriptor): Likewise.
+ (build_protocol_reference): Likewise.
+ (build_objc_string_decl, synch_forward_declarations): Likewise.
+ Delete call to end_temporary_allocation.
+ (generate_static_references, generate_strings): Likewise.
+ (build_selector_translation_table, generate_category): Likewise.
+ (generate_{ivars,protocol}_list, build_protocol_reference): Likewise.
+ (build_objc_string_object): If next_runtime, put everything in
+ permanent obstack.
+ (objc_add_static_instance): Use build_decl instead of start_decl
+ and finish_decl_top_level.
+ (build_{class_reference,objc_string}_decl): Clear DECL_CONTEXT.
+ (start_class): Exit with FATAL_EXIT_CODE, not 1.
+ (add_objc_decls): Don't set DECL_IN_SYSTEM_HEADER.
+
+ * tree.c (valid_machine_attribute): Handle attribute on
+ pointer-to-function types.
+
+Sun May 21 17:16:37 1995 J. T. Conklin <jtc@cygnus.com>
+
+ * mips/netbsd.h (HAVE_STRERROR): Remove.
+ * mips/xm-netbsd.h: New file.
+ * mips/t-mips-netbsd: Deleted.
+ * configure (mips-dec-netbsd): Use xm-netbsd.h and t-libc-ok.
+
+Sun May 21 17:16:37 1995 Arne H. Juul (arnej@pvv.unit.no)
+
+ * mips/netbsd.h: Use __start as entry point. Ifdef some
+ paths on CROSS_COMPILE.
+
+Sun May 21 08:39:26 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-parse.in (datadef, fndef, ivar_decl, mydecls):
+ Restore declspec_stack since setspecs is used.
+ (parmlist_or_identifiers): Use setspecs before parsing parms
+ and restore after parsing parms.
+
+Sun May 21 01:04:52 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
+
+ * pa.c (hppa_encode_label): New variable "permanent" to
+ where/how memory is allocated for the new label. All
+ callers changed.
+
+Sat May 20 16:53:30 1995 Mike Meissner <meissner@cygnus.com>
+
+ * rs6000.md (insv, extz): Fail if the structure is QI or HI reg to
+ avoid paradoxical subreg's being created in RTL phase, which uses
+ SImode to load from memory if structure is later moved to stack.
+
+Sat May 20 06:44:59 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.md (udivmodhi4): Output "divu" instead of "divs".
+
+Sat May 20 06:11:32 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * reload.c (push_reload): Don't reload inside a SUBREG
+ when SUBREG_WORD is nonzero.
+
+ * c-decl.c (shadow_tag_warned): Don't warn about useless keyword
+ if in system header file.
+
+ * tree.c (simple_cst_equal): Don't look at language-specific
+ nodes since we don't know what's in them.
+
+ * cpperror.c: #include config.h before any other .h file.
+ * collect2.c: Likewise.
+
+ * i386/config-nt.bat: Add missing ^M on two lines.
+ Add case for Fortran; fix typo in Ada case.
+ * alpha/config-nt.bat: Add case for Fortran; fix typo in Ada case.
+
+ * m68k/t-next (LIBGCC1, CROSS_LIBGCC1): Make not, not "libgcc1.null".
+ (OTHER_FIXINCLUDES_DIRS, LIMITS_H_TEST): Delete from here.
+ * m68k/x-next (OTHER_FIXINCLUDES_DIR, LIMITS_H_TEST): Move to here.
+
+Fri May 19 19:30:20 1995 Stan Cox (gcc@dg-rtp.dg.com)
+
+ * crtstuff.c: Added reference to INIT_SECTION_PREAMBLE for systems that
+ do something which must be undone prior to __do_global_ctors.
+
+Fri May 19 19:27:08 1995 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
+
+ * i386/linux-aout.h (CPP_SPEC): Add defines for -fPIC.
+ * i386/linux-oldld.h (CPP_SPEC): Likewise.
+
+Fri May 19 17:46:28 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * collect2.c (strstr): Deleted.
+ * cplus-dem.c (strstr): Define ifndef POSIX.
+
+Fri May 19 11:16:51 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * cpplib.c (collect_expansion): Don't escape '@' inside string.
+
+Fri May 19 06:59:21 1995 Pat Rankin (rankin@eql.caltech.edu)
+
+ * vmsconfig.com (process_objc_lib, configure_makefile): New routines.
+ (bc_all.list, ./vax.md, objc-objs.opt, objc-hdrs.list): New files
+ created at config time.
+ (bc_all.opt, ./md.): No longer created.
+ * make-cc1.com: Handle revised filenames from vmsconfig.com;
+ (DO_OBJCLIB): New variable, plus code to compile objc/*.{c,m}.
+
+Wed May 17 16:15:31 1995 Torbjorn Granlund <tege@cygnus.com>
+
+ * i960.c (i960_output_ldconst): New code for XFmode.
+ Also, move SFmode code to immediately after DFmode code.
+ (S_MODES, D_MODES): Handle XFmode.
+ (XF_MODES): Was TF_MODES, handle XFmode instead of TFmode.
+ (hard_regno_mode_ok): Replace TFmode with XFmode.
+ (i960_output_long_double): New function.
+
+ * i960.h (DATA_ALIGNMENT): Define.
+ (ROUND_TYPE_ALIGN): Align XFmode scalars at 128 bit boundaries.
+ (ROUND_TYPE_SIZE): Round up the size of XFmode objects to 128 bits.
+ (CONST_DOUBLE_OK_FOR_LETTER_P): Use CONST0_RTX and CONST1_RTX
+ so that all FP modes are recognized.
+ (ASM_OUTPUT_LONG_DOUBLE): Define.
+
+ * i960.md: Change all TFmode patterns to have XFmode.
+ (movxf recognizer, frame version): Use movt, ldt, and stt.
+ (movxf recognizer, non-frame version): Delete.
+ (extenddfxf2): Delete * before f constraint.
+ (extendsfxf2): Likewise.
+
+Wed May 17 17:53:35 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
+
+ * unroll.c (unroll_loop): Increment copy_start_luid if copy_start
+ is loop_start.
+
+Wed May 17 17:44:57 1995 Lee Iverson <leei@Canada.AI.SRI.COM>
+
+ * fold-const.c (invert_truthvalue, case CLEANUP_POINT_EXPR): New case.
+
+Tue May 16 18:51:16 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/rs6000.h (TARGET_SWITCHES): Add -mstring to enable string
+ instructions, and -mno-string to disable them.
+ (MOVE_MAX): Don't test TARGET_MULTIPLE anymore.
+ (MAX_MOVE_MAX): Set to 8, not 16.
+ (expand_block_move): Add declaration.
+
+ * rs6000/rs6000.c (expand_block_move): New function to expand
+ block moves when -mstring is used.
+
+ * rs6000/rs6000.md (movti): Use TARGET_STRING, not TARGET_MULTIPLE.
+ (load_multiple, store_multiple): Ditto.
+ (string insns): Add 8, 6, 4, 2, and 1 register variants for using
+ the native string instructions if -mstring.
+
+ * rs6000/sysv4.h (CPP_SPEC): If little endian, define
+ _LITTLE_ENDIAN and set littleendian assertion. If big endian,
+ define _BIG_ENDIAN and set bigendian assertion.
+ * rs6000/sysv4le.h (CPP_SPEC): Copy from sysv4.h, and change
+ default to little endian.
+
+ * rs6000/rs6000.c (override_options): Check for -mmultiple and
+ -mstring on little endian systems here.
+ * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't do the check
+ here.
+
+Tue May 16 18:36:41 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * alpha.c: Changed WINNT to _WIN32.
+ * alpha/config-nt.bat, i386/config-nt.bat: Added commands to
+ generate specs.h and options.h.
+ * i386/config-nt.sed: Changed link32 to link.
+ * winnt/ld.c (main): Removed call to free.
+ * configure.bat: Added line to echo usage on invalid input.
+ * gcc.c (fix_argv): Removed call to free.
+ * gcc.c, getpwd.c, protoize.c, sdbout.c: Changed WINNT to _WIN32.
+ * toplev.c: Likewise.
+
+Tue May 16 18:04:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * toplev.c (pfatal_with_name, fatal_io_error, vfatal):
+ Use FATAL_EXIT_CODE instead of magic number.
+ * cccp.c, cpplib.c, cpplib.h: Use FATAL_EXIT_CODE instead
+ of FAILURE_EXIT_CODE.
+ * fix-header.c, gen-protos.c: Likewise.
+ * cpperror.c, cppmain.c: Likewise.
+ Include config.h #ifndef EMACS.
+ * xm-alpha.h, xm-rs6000.h, xm-vms.h (FAILURE_EXIT_CODE): Remove.
+
+Tue May 16 17:46:57 1995 Adam Fedor <fedor@colorado.edu>
+
+ * objc/archive.c (__objc_write_class): Write class version.
+ (__objc_write_selector, objc_{write,read}_selector): Handle null
+ selector.
+
+ * objc/sarray.h (struct sarray): Make capacity size_t.
+ * objc/sarray.c (sarray_realloc): Make array index variables size_t.
+
+Tue May 16 06:59:08 1995 Paul Eggert <eggert@twinsun.com>
+
+ * dsp16xx.c (print_operand_address): Fix misspellings in messages.
+ * i370/mvs.h (FUNCTION_PROFILER): Likewise.
+ * mips-tdump.c (type_to_string): Likewise.
+ * print-tree.c (print_node): Likewise.
+
+ * protoize.c (edit_fn_definition): Fix mispelled local `have_flotsam'.
+
+ * objc/sendmsg.c (__objc_init_install_dtable): Fix misspelling
+ in name of local label `already_initialized'.
+
+ * winnt/winnt.h (STDC_VALUE): Was misspelled.
+
+ * m68k/ccur-GAS.h (FUNCTION_BOUNDARY): Was misspelled.
+
+ * 1750a.h (DEFAULT_PCC_STRUCT_RETURN): Was misspelled.
+
+Mon May 15 23:41:25 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
+
+ * pa.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Make sure to encode section
+ info for all libcalls.
+
+Mon May 15 20:58:00 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * collect2.c (strstr): Define ifndef POSIX.
+
+ * defaults.h (SUPPORTS_WEAK): Provide default.
+ * aoutos.h, sparc/sunos4.h: Don't support weak symbols.
+ * netbsd.h, svr4.h, i386/freebsd.h, i386/osfrose.h,
+ m88k/m88k.h: Define ASM_WEAKEN_LABEL instead of WEAK_ASM_OP.
+ * c-pragma.h: Check ASM_WEAKEN_LABEL instead of WEAK_ASM_OP.
+ HANDLE_PRAGMA_WEAK is never defined in a tm.h file.
+ * c-decl.c (duplicate_decls): Propagate DECL_WEAK.
+ * tree.h (DECL_WEAK): New macro.
+ (tree_decl): Add weak_flag.
+ * varasm.c (assemble_start_function): Declare the symbol weak if
+ appropriate.
+ (assemble_variable): Ditto.
+ (assemble_alias): Ditto. Mark the decl as written.
+ (declare_weak): Check for weak declaration after definition.
+ Set DECL_WEAK.
+ (weak_finish): Use ASM_WEAKEN_LABEL.
+ * libgcc2.c: The C++ free-store management functions are weak
+ aliases on targets that always support them.
+
+Mon May 15 19:01:43 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * configure (out_object_file): New variable; put value in Makefile.
+ * Makefile.in (out_object_file): Use in place of aux-output.o.
+
+ * fold-const.c (const_binop): Don't pass OVERFLOW to force_fit_type
+ if type is unsigned.
+
+Mon May 15 18:48:26 1995 Paul Eggert <eggert@twinsun.com>
+
+ * install.sh (transformbasename): Fix misspelling.
+
+ * tahoe.h (CHECK_FLOAT_VALUE): Fix misspelling of OVERFLOW parameter.
+
+ * i386.h (VALID_MACHINE_{DECL,TYPE_ATTRIBUTE): Fix typo.
+
+ * fx80.h (CHECK_FLOAT_VALUE): Fix misspelled use of parameter.
+
+ * a29k.c (spec_reg_operand): Fix misspelling of `default:'.
+
+Mon May 15 18:36:41 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.md (b{eq,ne,ge,lt}0_di): Fixed for non-MOTOROLA syntax.
+ * m68k/xm-mot3300.h (alloca): Extern decl added for non-GNU compiler.
+
+Mon May 15 13:14:29 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * cppexp.c (cpp_reader): Test for '#' (start of assertion) *after*
+ skipping hspace, not before.
+
+Mon May 15 08:13:54 1995 Pat Rankin (rankin@eql.caltech.edu)
+
+ * vmsconfig.com: Construct options.h and specs.h to #include
+ all "*/lang-{options|specs}.h" files found.
+
+Sun May 14 21:32:49 1995 Doug Evans <dje@cygnus.com>
+
+ * alpha/alpha.md (movsicc, case NE): Don't generate unrecognizable
+ insn.
+ (movdicc, case NE): Likewise.
+
+Sun May 14 15:44:54 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
+
+ * unroll.c (unroll_loop): Make local_regno have size
+ max_reg_before_loop. Don't do local register optimization if
+ copy_end has no INSN_LUID.
+
+Sun May 14 10:38:23 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * objc-act.c (start_method_def): Mark _self as possibly unused.
+
+ * configure: Create specs.h and options.h from */lang-specs.h
+ and */lang-options.h.
+ Set lang_specs_files and lang_options_file variables in Makefile.
+ * Makefile.in (lang_{specs,options}_files): New variables.
+ (gcc.o): Depends on $(lang_specs_files).
+ (toplev.o): Depends on $(lang_options_file); merge two dep lists.
+ (distclean): Remove spes.h and options.
+ * gcc.c (default_compilers): Remove entries for Ada, C++, Chill,
+ and Fortran; #include specs.h instead.
+ * toplev.c (lang_options): Remove entries for Ada, C++, and Fortran;
+ include options.h instead.
+
+Sat May 13 23:11:21 1995 DJ Delorie <dj@delorie.com>
+
+ * configure (i[345]86-go32-msdos, i[345]86-*-go32): New targets.
+
+Sat May 13 10:58:38 1995 Jim Wilson <wilson@cygnus.com>
+
+ * loop.c (record_giv): When computing replaceable, use
+ back_branch_in_range_p instead of looking for branches to named
+ labels.
+ * loop.h (back_branch_in_range_p): Declare.
+ * unroll.c (back_branch_in_range_p): No longer static.
+
+Sat May 13 06:47:11 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * combine.c (simplify_shift_count, case LSHIFTRT): Don't merge
+ shifts of different modes if first is any right shift.
+
+Sat May 13 05:39:09 1995 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * configure (arm-semi-aout): New configuration.
+ * config.sub: Add support for semi-hosted ARM.
+ * arm/t-semi, arm/semi.h: New files.
+
+Fri May 12 21:51:22 1995 Doug Evans <dje@cygnus.com>
+
+ * flow.c (find_basic_blocks): Only perform n_basic_blocks sanity
+ check on first pass, and on second pass ensure it has the correct
+ value.
+
+Fri May 12 19:23:11 1995 Jim Wilson <wilson@cygnus.com>
+
+ * c-typeck.c (build_binary_op): Warn when ~unsigned is compared
+ against unsigned, and type promotions result in an unexpected
+ answer.
+
+Fri May 12 19:10:21 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * configure (*-*-gnu*): Always use ELF; set tm_file=${cpu_type}/gnu.h.
+ * config/i386/gnu.h: Contents replaced with old i386/gnuelf.h.
+ * config/i386/gnuelf.h: File removed.
+
+Fri May 12 17:29:57 1995 Ken Raeburn (raeburn@cygnus.com)
+
+ * m68k/lb1sf68.asm (__IMMEDIATE_PREFIX__): Default to #.
+ (IMM): New macro.
+ (all code): Use IMM macro instead of hardcoding # for immediate
+ operands.
+
+Fri May 12 16:52:10 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * m68k.c (output_scc_di): New function.
+ (extend_operator) : Allow DImode target.
+ * m68k.h (HARD_REGNO_MODE_OK): Don't allow d7/a0 as DImode reg pair.
+ * m68k.md (tstdi, cmpdi, addsi_lshrsi_31, ashldi_extsi): New patterns.
+ (extendqidi2, extendhidi2, extendsidi2): Allow "general_operand"
+ instead of "register_operand" 0.
+ (adddid_sexthishl32, subdid_sexthishl32, subdi_dishl32): Likewise.
+ (adddi_dilshr32): Operand 0 constraint changed from "ro" to "do";
+ Code generation fixed.
+ (adddi_mem, subdi_mem): Fixed for "<" and ">" operand 0.
+ (adddi3, subdi3): Operand 2 constraint changed from "ao" to "*ao"
+ (ashldi_sexthi, ashrdi_const32): Allow only "register_operand"
+ instead of "general_operand" 0.
+ (ash[lr]di_const, ash[lr]di3): Allow also 8 and 16 as shift count.
+ (subreg1ashrdi_const32): Pattern deleted.
+ (subreghi1ashrdi_const32, subregsi1ashrdi_const32): New pattern.
+ (lshrsi_31): New implementation.
+ (scc0_di, scc_di, beq0_di, bne0_di, bge0_di, blt0_di): New patterns.
+
+Fri May 12 16:50:49 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
+
+ * pa.md (bb patterns): Fix bugs in length computation exposed by
+ recent branch shortening and genattrtab changes.
+
+Fri May 12 16:22:27 1995 Ken Raeburn <raeburn@cygnus.com>
+
+ * cccp.c (enum node_type): Add T_IMMEDIATE_PREFIX_TYPE.
+ (special_symbol): Handle it; emit value of IMMEDIATE_PREFIX.
+ (IMMEDIATE_PREFIX): Default to empty string.
+ (initialize_builtins): Install __IMMEDIATE_PREFIX__ builtin,
+ parallel to __REGISTER_PREFIX__.
+
+Fri May 12 14:40:03 1995 Pat Rankin (rankin@eql.caltech.edu)
+
+ * cccp.c: #if VMS, don't define `stat' macro to be VMS_stat.
+ Compare enums explicitly to 0 to work around VAX C bug.
+ (do_include): Cast alloca's value.
+
+ * make-cc1.com (bc_loop): Process comma-separated list rather
+ than space-separated one; restore .h suffix stripped by vmsconfig;
+ (loop1): More robust handling of directory prefix on file names.
+ * vmsconfig.com (TPU makefile.in): Reorganize and reformat code.
+ Make generated .opt files have more consistent format (all comma
+ separated, excess whitespace eliminated);
+ (additional_compiler): New routine.
+ (process_makefile): Use it to handle cc1plus via cp/Make-lang.in.
+
+Fri May 12 13:35:07 1995 Doug Evans <dje@cygnus.com>
+
+ * arm.h: Replace ARM_REG_PREFIX with REGISTER_PREFIX.
+ Replace ARM_COMMENT_CHAR with ASM_COMMENT_START.
+ (REGISTER_PREFIX): Define.
+ (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Define.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Handle DFmodes only if
+ TARGET_HARD_FLOAT.
+ (PREDICATE_CODES): Add soft_df_operand.
+ * arm.c: Replace ARM_REG_PREFIX with REGISTER_PREFIX.
+ Replace ARM_COMMENT_CHAR with ASM_COMMENT_START.
+ (arm_asm_output_label): Use USER_LABEL_PREFIX.
+ (soft_df_operand): New function.
+ * arm.md (movsicc): New pattern.
+ (movsfcc, movdfcc, *movsicc_insn, *movsfcc_hard_insn): Likewise.
+ (*movsfcc_soft_insn, *movdfcc_insn): Likewise.
+ (*movdf_soft_insn): Rewrite.
+ (movsi matcher): Fix typo in type attribute.
+
+Fri May 12 10:25:40 1995 Michael Meissner (meissner@cygnus.com)
+
+ * i386.h (TARGET_RTD): Use MASK_RTD, not MASK_REGPARM.
+ (TARGET_SWITCHES): Add -m{,no-}align-double switch.
+ (TARGET_OPTIONS): Add -mregparm= switch to set number of registers
+ to use for passing arguments. Add -malign-loops= switch to set
+ the alignment for loops. Add -malign-jumps= switch to set the
+ alignment for code that is jumped to. Add -malign-functions=
+ switch to set the initial alignment of functions.
+ (TARGET_REGPARM): Delete, in favor of -mregparm=
+ (TARGET_SWITCHES): Delete -mregparm, add -mdebug-arg switches.
+ (RETURN_POPS_ARGS): Call i386_return_pops_args to do the real work.
+ (VALID_MACHINE_DECL_ATTRIBUTE): Define as function call.
+ (VALID_MACHINE_TYPE_ATTRIBUTE): Define as function call.
+ (COMP_TYPE_ATTRIBUTES): Define as function call.
+ (REGPARM_MAX): Maximum number of regs to use for passing arguments.
+ (CUMULATIVE_ARGS): Make this a structure, not an int.
+ (INIT_CUMULATIVE_ARGS, FUNCTION_ARG{,_ADVANCE}): Call function.
+ (FUNCTION_ARG_PARTIAL_NREGS): Likewise.
+ (MAX_CODE_ALIGN): Maximum value to align loops/jumps to.
+ (BIGGEST_ALIGNMENT): Return 64 if -malign-double, 32 otherwise.
+ (ASM_OUTPUT_ALIGN_CODE): Use value of -malign-jumps= switch.
+ (ASM_OUTPUT_LOOP_ALIGN): Use value of -malign-loops= switch.
+ (toplevel): Declare all new functions and external variables added
+ in i386.c.
+
+ * i386.c (i386_regparm_string, i386_regparm): New variables
+ for -mregparm= switch to set the number of registers to use for
+ passing arguments.
+ (i386_align_loops_string, i386_align_loops): New variables for
+ -malign-loops= switch to set alignment to use for loops.
+ (i386_align_jumps_string, i386_align_jumps): New variables for
+ -malign-jumps= switch to set alignment to use for labels that are
+ jumped to.
+ (override_options): Support new switches.
+ (i386_valid_decl_attribute_p): New function to validate decl
+ specific attributes. Presently returns 0.
+ (i386_valid_type_attribute_p): New function to validate type
+ specific attributes. Recognize "stdcall", which says function
+ with fixed numbers of arguments is responsible for popping stack,
+ "cdecl", which says to use the normal C calling sequence, even if
+ -mrtd is used, and "regparm", which specifies the number of
+ registers to use for passing arguments.
+ (i386_comp_type_attributes): New function, to validate whether
+ attributes are compatible.
+ (i386_return_pops_args): New function, to return whether or not
+ the function pops its argument list or not, taking into account
+ -mrtd, and the stdcall/cdecl attributes.
+ (init_cumulative_args): Rewrite as a function, taking variable
+ argument functions, and regparm support into account.
+ (function_arg{,_advance,_partial_nreg}): Likewise.
+ (print_operand): Support %J, to print appropriate jump insn.
+
+ * i386.md (decrement_and_branch_until_zero): Define pattern,
+ so that loops that count down to zero, don't have an unneeded
+ compare after the decrement. Add a general insn recognizer for
+ add to a value and compare against zero.
+
+ * i386/go32.h, i386/winnt.h (VALID_MACHINE_DECL_ATTRIBUTE):
+ Delete, code folded into the mainline.
+ (RETURN_POPS_ARGS): Likewise.
+
+ * i386/winnt.h (ENCODE_SECTION_INFO): The stdcall attribute is now
+ stored on the type field, rather than the decl.
+
+ * i386/gas.h (ASM_OUTPUT_ALIGN_CODE, ASM_OUTPUT_LOOP_ALIGN): Use
+ i386_align_{loops,jumps} variables to do alignment.
+ * i386/osfrose.h, i386/svr3dbx.h: Likewise.
+
+Fri May 12 12:48:19 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * stor-layout.c (layout_type, case ARRAY_TYPE): Compute length using
+ MAX of length and zero if sizetype signed and neither bound constant.
+
+ * i386/gnuelf.h, i386/linux-oldld.h, i386/lynx-ng.h, i386/v3gas.h:
+ Use <...> in #include instead of "...".
+ * m68k/lynx-ng.h, sparc/lynx-ng.h: Likewise.
+
+ * c-parse.in (myparm): Handle attributes.
+ * objc-act.c (unused_list): New variable.
+ (build_tmp_function_decl): Call push_parm_decl with new format.
+ (start_class): Initialize unused_list.
+ (start_method_def): Call push_parm_decl with new format and
+ mark _cmp as possibly unused.
+
+ * combine.c (simplify_shift_const): Don't change SHIFT_MODE
+ for LSHIFTRT either.
+
+ * unroll.c (unroll_loop): Don't move reg if used in copy_end and
+ that is a JUMP_INSN.
+
+Fri May 12 12:31:37 1995 Doug Evans <dje@cygnus.com>
+
+ * arm/lib1funcs.asm: New file.
+
+Fri May 12 11:52:03 1995 Kung Hsu <kung@cygnus.com>
+
+ * configure (a29k-*-vxworks*): New target.
+ * config.sub (vxworks29k): New alias.
+ * a29k/t-vx29k: New file.
+ * a29k/vx29k.h: New file.
+
+Fri May 12 11:17:28 1995 Jim Wilson <wilson@mole.gnu.ai.mit.edu>
+
+ * loop.c (check_dbra_loop): When reversing loop when
+ no_use_except_counting is false, there must be only one biv.
+
+Fri May 12 07:10:00 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * unroll.c (unroll_loop): Only use local_regno for pseudos.
+
+ * genattrtab.c (write_test_expr, case MATCH_DUP): Use operands[N]
+ instead of JUMP_LABEL (which may not be set).
+ (walk_attr_value, case MATCH_DUP): Set must_extract.
+
+ * c-parse.in: Adjust number of shift/reduce conflicts.
+ (parm): Support attributes.
+ * c-decl.c (push_parm_decl): Pass any attributes to decl_attributes.
+
+Fri May 12 00:36:26 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * cpplib.c (skip_quoted_string): Removed - no longer needed.
+ (skip_if_group): Use cpp_get_token instead of skip_quoted_string.
+
+ * cpplib.h (struct cpp_reader): Remove start_line field.
+ Add multiline_string_line field.
+
+ * cpplib.c (cpp_error_with_line, cpp_warning_with_line,
+ cpp_pedwarn_with_line): Take extra column number parameter.
+ (macroexpand, cpp_get_token): Fix reporting of unterminated strings.
+ (line_for_error): Removed - no longer needed.
+
+Fri May 12 02:21:34 1995 Jim Wilson <wilson@cygnus.com>
+
+ * mips/svr4-t.h (MD_STARTFILE_PREFIX, MD_EXEC_PREFIX,
+ STARTFILE_SPEC, LINK_SPEC): Define.
+ * configure (mips-tandem-sysv4): Use t-mips not t-svr4.
+
+Thu May 11 19:18:54 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * cpplib.c (line_for_error): Make it work; add extra parameter.
+ (skip_quoted_string, cpp_get_token): Update calls to line_for_error.
+ (macroexpand): Remember initial line so we can report it if the
+ call is unterminated. Also, simplify error logic slightly.
+ (do_include): Cast alloca return value, to avoid pcc warning.
+
+ * cppexp.c (parse_number): Cleanup some Cygnus crud for MPW.
+
+Thu May 11 21:35:23 1995 Torbjorn Granlund <tege@cygnus.com>
+
+ From Moshier:
+ * i960.c (i960_output_ldconst): Let split_double handle DImode.
+ (i960_print_operand): Use REAL_VALUE_TO_DECIMAL for decimal strings.
+ (i960_output_double, i960_output_float): Likewise; also change arg
+ VALUE from `double' to `REAL_VALUE_TYPE'.
+
+Thu May 11 21:09:25 1995 Per Bothner (bothner@wombat.gnu.ai.mit.edu)
+
+ * cpperror.c (cpp_print_containing_files): Remove some
+ Cygnus-local stuff.
+
+Thu May 11 21:06:47 1995 Doug Evans <dje@canuck.cygnus.com>
+
+ * gcc.c (link_command_spec): Make -nostdlib no longer imply
+ -nostartfiles.
+
+Thu May 11 18:48:57 1995 Paul Eggert <eggert@twinsun.com>
+
+ * c-common.c (convert_and_check): Don't diagnose overflow in constant
+ expression merely because conversion overflowed.
+
+Thu May 11 18:43:59 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-decl.c (grokdeclarator): Use PARM_FLAG to see if should
+ make PARM_DECL.
+ * c-parse.in (nested_function, notype_nested_function):
+ Allow old-style arg definitions (use xdecls).
+
+ * c-decl.c (finish_struct): Properly update DECL_PACKED.
+
+Thu May 11 15:24:15 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * fold-const.c (fold): Also fold CLEANUP_POINT_EXPRs into
+ TRUTH_*_EXPRs and into the first operand.
+ (operand_equal_for_comparison_p): Also make sure the second operand
+ is integral.
+
+Thu May 11 14:22:03 1995 Ted Lemon <mellon@toccata.fugue.com>
+
+ * config/mips/netbsd.h: New file.
+ * config/mips/t-mips-netbsd: New file.
+ * config/mips/x-netbsd: New file.
+
+ * configure (mips-dec-netbsd*): Add entry.
+
+ * mips.h (LOCAL_LABEL_PREFIX, USER_LABEL_PREFIX): Define.
+ (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END, ASM_OUTPUT_LABEL_REF,
+ ASM_OUTPUT_INTERNAL_LABEL, ASM_GENERATE_INTERNAL_LABEL,
+ ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Use them.
+
+ * mips.c (mips_output_lineno): Use LOCAL_LABEL_PREFIX.
+
+Thu May 11 14:22:03 1995 Stan Cox (gcc@dg-rtp.dg.com)
+
+ * dwarfout.c (output_decl): Don't output DIE for struct or union type
+ with no name or with ERROR_MARK for the fields.
+
+Thu May 11 06:36:34 1995 Michael Meissner (meissner@cygnus.com)
+
+ * flow.c (mark_used_regs): If a SUBREG does not have a REG in the
+ SUBREG_REG position, recursively call mark_used_regs, instead of
+ segfaulting.
+
+Thu May 11 06:44:34 1995 Pat Rankin (rankin@eql.caltech.edu)
+
+ * expr.c (do_jump, case EQ_EXPR, NE_EXPR): Fix typo for complex.
+
+Wed May 10 12:34:46 1995 Michael Meissner <meissner@cygnus.com>
+
+ * configure: Add support for the little endian variant of the
+ PowerPC System V.4 and Eabi targets. If the GNU assembler was not
+ specified, don't build libgcc.a variants on the PowerPC systems
+ that use -mrelocatable, -mlittle, and -mbig.
+
+ * genmultilib: For MULTILIB_MATCHES arguments, map question marks
+ into equal signs after spliting the left and right side of
+ equivalent options, to all support for options like: -mcpu=403.
+
+ * rs6000/rs6000.md (rs6000_immed_double_const): New function that
+ is like immed_double_const, except that it reverses the two words
+ in the constant if the target is little endian.
+
+ * rs6000/rs6000.md (floatsidf2): Use rs6000_immed_double_const,
+ not immed_double_const.
+ (floatunssidf2): Ditto.
+
+ * rs6000/rs6000.h: Add declarations for all functions in rs6000.c.
+
+ * rs6000/sysv4.h (TARGET_SWITCHES): Add -mlittle, -mlittle-endian,
+ -mbig, and -mbig-endian for bi-endian support.
+ (ASM_SPEC): Pass -mlittle/-mbig to the assembler if it was passed
+ to us.
+ (LINK_SPEC): If explicit little or big endian support was
+ requested, tell the GNU linker to use the appropriate target
+ format.
+
+ * rs6000/t-eabi (MULTILIB_*): Build libgcc.a variants for software
+ floating point. Remove mrelocatable libgcc.a variant.
+
+ * rs6000/t-eabigas: New file, cloned from t-eabi. Build
+ mrelocatable libgcc.a variant in addition to the other variants.
+
+ * rs6000/t-ppc: New file, for PowerPC System V.4 support without
+ the GNU assembler.
+
+ * rs6000/t-ppcgas: New file, for PowerPC System V.4 support with
+ the GNU assembler.
+
+ * rs6000/eabile.h: New file, little endian eabi config file.
+ * rs6000/sysv4le.h: New file, little endian V.4 config file.
+
+Wed May 10 14:22:28 1995 Doug Evans <dje@cygnus.com>
+
+ * libgcc1-test.c (main_without__main): Renamed from `main'.
+ * Makefile.in (libgcc1-test): Tell the user to ignore warnings.
+
+ * configure: Support --enable-foo, --disable-foo.
+
+Wed May 10 10:34:00 1995 Lee Iverson <leei@Canada.AI.SRI.COM>
+
+ * unroll.c: Add declarations of static functions.
+ (unroll_loop): Renumber regs local to loop for each unrolled iteration.
+
+Wed May 10 08:27:03 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.c (alpha_set_emit_const): Cleanups to work properly
+ when run on 32-bit host.
+
+ * configure: Instead of symlinking tm.h and {h,t,}config.h,
+ make them files that #include the proper file; pass to Makefile.
+ Pass out_file and md_file to Makefile instead of making symlinks.
+ * Makefile.in (out_file, md_file, tm_file, {build,host}_xm_file):
+ New symbols, to be overridden by configure.
+ (insn-*): Use $(md_file), not md.
+ (aux-output.o): Use $(out_file), not aux-output.c.
+ ($(MD_FILE)): Rework to use new conventions.
+ (gen*.o, bi-*.o): Depend on $(build_xm_file), not hconfig.h.
+ (scan.o, fix-header.o, scan-decls.o): Likewise.
+ (distclean): Adjust files removed for new convention.
+
+Tue May 9 19:26:42 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * rs6000/rs6000.h (LIBGCC_SPEC): Do link with libgcc when -shared.
+
+ * Makefile.in (STAGESTUFF): Add underscore.c.
+ (underscore.c): Rename temporary files to begin with 'tmp-' so that
+ they will be removed by 'make mostlyclean'.
+
+Tue May 9 19:19:55 1995 Mike Stump <mrs@cygnus.com>
+
+ * toplev.c (lang_options): Add new flag -ffor-scope.
+
+Tue May 9 19:11:47 1995 Lee Iverson (leei@ai.sri.com)
+
+ * objc/init.c (objc_init_statics): Fix missing part of last change.
+
+Tue May 9 18:25:34 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i386/gnu.h, i386/linux.h, i386/linux-aout.h, i386/lynx.h:
+ Use <...> in #include instead of "..." to avoid recursion.
+ * i386/netbsd.h, i386/xm-gnu.h, i386/xm-linux.h: Likewise.
+ * i386/xm-lynx.h, i386/xm-freebsd.h, i386/xm-netbsd.h: Likewise.
+ * m68k/lynx.h, m68k/netbsd.h, m68k/xm-lynx.h: Likewise.
+ * m68k/xm-netbsd.h, mips/gnu.h, ns32k/netbsd.h: Likewise.
+ * ns32k/xm-netbsd.h, rs6000/lynx.h, rs6000/xm-lynx.h: Likewise.
+ * sparc/lynx.h, sparc/netbsd.h, sparc/xm-lynx.h: Likewise.
+ * sparc/xm-netbsd.h, vax/netbsd.h, vax/xm-netbsd.h: Likewise.
+
+Tue May 9 15:52:05 1995 Michael Meissner <meissner@cygnus.com>
+
+ * config.sub: Recognize powerpcle as the little endian varient of
+ the PowerPC. Recgonize ppc as a PowerPC variant, and ppcle as a
+ powerpcle variant. Convert pentium into i586, not i486. Add p5
+ alias for i586. Map new x86 variants p6, k5, nexgen into i586
+ temporarily.
+
+Tue May 9 15:43:27 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * rs6000/rs6000.h (LINK_SPEC, LIB_SPEC): Don't mess with libg
+ if -shared.
+ * rs6000/aix41ppc.h (LINK_SPEC): Ditto.
+
+ * rs6000/powerpc.h: Don't emit .extern directives.
+
+Tue May 9 14:08:09 1995 Jim Wilson <wilson@cygnus.com>
+
+ * sh/lib1funcs.asm (__ashrsi3, __ashlsi3, __lshrsi3): Use .byte
+ instead of .word offsets in switch table.
+
+Tue May 9 11:44:47 1995 Jeremy Bettis <jbettis@cse.unl.edu>
+
+ * objc/sendmsg.c (__objc_send_initialize): Call superclass if object
+ does not implement +initialize.
+
+Tue May 9 02:44:16 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * rs6000/xm-rs6000.h (COLLECT_EXPORT_LIST): Define if not
+ cross-compiling.
+ * rs6000/xm-mach.h: #undef COLLECT_EXPORT_LIST.
+ * rs6000/rs6000.h (COLLECT_SCAN_OBJECTS): Lose.
+
+ * collect2.c (collect_exit): Unlink export_file.
+ (prefix_from_string): Broken out from prefix_from_env.
+ (prefix_from_env): Call it.
+ (main): Under AIX, recognize -bE: and -bexport:, and don't
+ automatically export everything if we see one. Otherwise, scan the
+ objects individually and add all their symbols to an export file to be
+ passed to the linker.
+ (write_export_file): New function.
+ (scan_prog_file): Ignore symbols starting with '.'
+
+ * c-common.c (declare_hidden_char_array): Mark decl artificial.
+
+Mon May 8 18:13:57 1995 Adam Fedor <fedor@colorado.edu>
+
+ * objc/init.c (_objc_load_callback): Add declaration.
+ (__objc_exec_class): Call _objc_load_callback after every Class
+ or Category is added.
+ * objc/objc-api.h (_objc_load_callback): Add declaration.
+
+Mon May 8 17:56:28 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (expand_expr, case INDIRECT_REF): Set RTX_UNCHANGING_P
+ if both TREE_READONLY and TREE_STATIC set.
+
+ * c-typeck.c (convert_for_assignment): Don't give errors about
+ adding const or volatile unless both sides point to functions.
+
+Mon May 8 11:48:23 1995 Michael Meissner <meissner@cygnus.com>
+
+ * configure: If ../ld/Makefile, symlink ../ld/ld.new to collect-ld,
+ not real-ld. Don't test for $use_collect2 any more.
+
+Sun May 7 17:52:23 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * calls.c (expand_call): Improve -Winline warnings.
+
+Sun May 7 17:28:27 1995 DJ Delorie (dj@delorie.com)
+
+ * configure.bat: Use "go32" instead of "msdos" for future expansion.
+
+ * i386/go32.h: Add support for win32's stdcall functions.
+
+ * configure.bat: Add ^M to end of each line.
+ * i386/config-nt.bat, alpha/config-nt.bat: Likewise.
+
+Sun May 7 02:12:26 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * tree.h (DECL_ARTIFICIAL): New macro.
+
+ * function.c (expand_function_end): Don't warn about unused
+ anonymous or artificial parms.
+
+Fri May 5 18:41:22 1995 Jim Meyering (meyering@comco.com)
+
+ * configure: Fix typo in name of "maintainer-clean".
+
+Fri May 5 14:58:01 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
+
+ * pa.c (emit_move_sequence): Force problematical constants
+ into memory during the reload pass when generating PIC.
+
+Fri May 5 13:30:33 1995 Doug Evans <dje@cygnus.com>
+
+ * objc/NXConstStr.m: NXConstantString.h renamed to NXConststr.h.
+
+Fri May 5 07:10:15 1995 Stephen L Moshier (moshier@world.std.com)
+
+ * real.c (emdnorm, toe64, etoe64): Significand of Intel long double
+ denormals is shifted down one bit.
+
+Fri May 5 07:04:12 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-typeck.c (process_init_element): Don't clear_momentary if
+ constructor_stack is not empty.
+
+ * objc/Makefile (SHELL): Now /bin/sh.
+
+ * c-typeck.c (build_binary_op): Also warn about ordered
+ comparison of pointer with zero if -Wall.
+
+ * expr.c (do_jump, case EQ_EXPR, NE_EXPR): Properly compare complex.
+
+Thu May 4 18:01:25 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * objc/Makefile: NXConstantString renamed to NXConstStr.
+ * objc/NXConstStr.m: Renamed from objc/NXConstantString.m.
+ * objc/NXConstStr.h: Renamed from objc/NXConstantString.h.
+
+Thu May 4 17:38:21 1995 J.T. Conklin <jtc@netbsd.org>
+
+ * configure (vax-*-netbsd*): New configuration.
+ * vax/netbsd.h, vax/xm-netbsd.h: New files.
+
+Thu May 4 16:39:05 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * collect2.c (main): Add check for 'collect-ld', just like
+ 'real-ld', except that old versions won't be looking for it in the
+ path. Don't look for 'real-ld' in the path anymore. Sigh.
+
+ * collect2.c: #include demangle.h and obstack.h.
+ (obstack_chunk_alloc): Define.
+ (obstack_chunk_free): Define.
+ (generic): Don't define. Don't use.
+ (main): Initialize obstacks and demangling.
+
+ * collect2.c (dump_file): Adjust space padding in output to
+ maintain tabulation with Solaris ld. Don't demangle if the
+ environment variable COLLECT_NO_DEMANGLE is set.
+
+ * collect2.c (main): Redirect the output of the first link and
+ demangle it. Don't collect static c/dtors unless USE_COLLECT2 is
+ defined. Null-terminate the list of objects.
+ (dump_file): New function.
+ (file_exists): New function.
+ (collect_exit): Renamed from my_exit. Dump and remove the temporary
+ ld output file.
+ (collect_execute): Break out from fork_execute. Support redirection.
+ (fork_execute): Call it.
+ (fatal_perror, fatal, error): Make non-static.
+ (xcalloc, xmalloc): Don't use generic.
+ (xrealloc): Define.
+ (collect_wait): Break out for do_wait. Just return the exit status.
+ (do_wait): Call it.
+
+ * collect2.c: Check SUNOS4_SHARED_LIBRARIES using #if, not #ifdef.
+
+ * Makefile.in (collect2): Now uses cplus-dem.o and underscore.o.
+ (collect2.o): Pass MAYBE_USE_COLLECT2 to compile.
+ (underscore.c): Rules for creation.
+
+ * cplus-dem.c, demangle.h: Copy from libiberty.
+
+Thu May 4 14:12:35 1995 Jim Wilson <wilson@cygnus.com>
+
+ * sdbout.c (plain_type): Pass additional argument to plain_type_1.
+ (plain_type_1): New parameter level. Increment it when making
+ recursive calls. Force the type to void_type_mode before starting
+ a 7th level of recursion.
+
+ * sh.c (general_movsrc_operand, general_movdst_operand): Delete
+ references to POST_DEC and PRE_INC.
+ * sh.h: Clean up whitespace, comments, etc.
+ (TARGET_SH, RTL_BIT, DT_BIT, C_BIT, R_BIT, TARGET_DUMP_RTL,
+ TARGET_DUMP_R, TARGET_CDUMP): Delete.
+ (TARGET_SWITCHES): Delete -mR, -mc, -mr options.
+ (CONST_DOUBLE_OK_FOR_LETTER_P): Delete 'G' contraint.
+ (FUNCTION_VALUE): Simplify.
+ (REG_OK_FOR_PRE_POST_P, IS_INDEX): Delete.
+ (BASE_REGISTER_RTX_P, INDEX_REGISTER_RTX_P): Rewrite to allow
+ SUBREGs.
+ (GO_IF_LEGITIMATE_INDEX): Delete unused REGNO argument.
+ (GO_IF_LEGITIMATE_ADDRESS): Use BASE_REGISTER_RTX_P instead of
+ REG_OK_FOR_PRE_POST_P. Don't accept PRE_INC or POST_DEC addresses.
+ (PREDICATE_CODES, PROMOTE_MODE): Define.
+
+Wed May 3 09:57:55 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/rs6000.md (non power abs insns): If not powerpc, use
+ sf/subfc instructions, not subf.
+
+Wed May 3 08:49:06 1995 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
+
+ * protoize.c (gen_aux_info_file): Use strerror #ifdef HAVE_STRERROR.
+
+Wed May 3 01:06:01 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
+
+ * pa.c (output_call): Fix typo/thinko in last change.
+ (output_function_epilogue): Align the data section before
+ emitting deferred plabels.
+
+ From Torbjorn:
+ * pa.c (before functions): Declare deferred_plabels and
+ n_deferred_plabels.
+ (output_call): When generating pic, don't use LP and RP. Use 32 bit
+ plabel instead.
+ (output_function_epilogue): Output plabels accumulated in output_call.
+
+Tue May 2 17:15:08 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
+
+ * pa.c (hppa_expand_epilogue): Fix thinko in last change.
+
+Tue May 2 16:54:35 1995 Doug Evans <dje@cygnus.com>
+
+ * jump.c (jump_optimize, can_reach_end determination): A barrier can
+ follow the return insn.
+
+Tue May 2 12:39:55 1995 Mike Stump <mrs@cygnus.com>
+
+ * fold-const.c (fold): Ensure that we don't alter the expression's
+ type when folding CLEANUP_POINT_EXPRs.
+
+Tue May 2 13:36:08 1995 Michael Meissner <meissner@cygnus.com>
+
+ * expmed.c (emit_store_flag): When creating store flag
+ instructions from simpler parts, such as XOR, ABS, etc. do not
+ reuse pseudo registers if expensive optimizations, instead create new
+ pseudos for each insn result.
+
+Tue May 2 01:25:29 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
+
+ * pa.c (hppa_expand_epilogue): Correctly handle restore of %rp
+ for functions with a stack size of exactly 8kbytes and no frame
+ pointer.
+
+Mon May 1 19:27:08 1995 Jim Wilson <wilson@cygnus.com>
+
+ * sdbout.c (sdbout_one_type): Don't switch to text section if
+ in function with section attribute.
+
+ * combine.c (combine_instrutions): Set subst_prev_insn to zero.
+ (try_combine, undo_all): Likewise.
+ (get_last_value): Return zero if subst_prev_insn set.
+
+ * sparc.h (INIT_TARGET_OPTABS): Move INIT_SUBTARGET_OPTABS to end.
+
+ * Makefile.in (install-dir): chmod a+rx all newly created directories.
+
+ * expr.c (expand_expr, case SAVE_EXPR): Handle the case where
+ mode is VOIDmode.
+
+Fri Apr 28 15:39:38 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * cpplib.h (cpp_buffer): Note new escape combination "@ ".
+ * cpplib.c (macroexpand): Delete "@ " if stringifying.
+ (cpp_skip_hspace): Also skip "@ " if input buffer has_escapes.
+ (collect_expansion): Cleanup white-space handling.
+ (create_definition): Remove all leading spaces, not just first one.
+ (cpp_expand_to_buffer): Set has_escapes on resulting input buffer.
+ (macroexpand): Set output_escapes during whole function (and
+ specifically during calls of macarg).
+ (macroexpand): Set "@ " before and after expansion result.
+ (push_macro_expansion): Remove unneeded initial "@ ", not " ".
+ (cpp_get_token): Remove unneeded "@ " (not " ") at end of expansion.
+ (cpp_get_token): Handle "@ ".
+
+ * cpplib.c (read_name_map): Add cpp_reader parameter. Access
+ map_list from former (instead of having it be static).
+ (open_include_file): Extra parameter (because of above changes).
+ (do_include, lookup_import): Update calls of open_include_file.
+
+ * cpplib.c (do_include): Fix memory leak.
+
+ * cpplib.c (delete_assertion): Also delete tokenlist.
+ (do_unassert): Don't delete tokenlist (handled by delete_assertion).
+ (cpp_cleanup): New function. Frees resources used by a cpp_reader.
+ * cpphash.c (cpp_hash_cleanup): New function.
+ (delete_macro): Enable commented-out code.
+ (file_cleanup): Free actual buffer.
+
+ * cpplib.c (cpp_options): Add map_list.
+
+ * cpplib.h (PARSE_GETC): Removed. Bogus and unused.
+ * cppmain.c (main): Remove commented-out code that used PARSE_GETC.
+
+ * cpplib.c: Don't #include <string.h>. Causes clashes
+ on Nextstep (when index/rindex are macros).
+ (cpp_grow_buffer, int_parse_file): Cast to U_CHAR*, rather than char*.
+
+Sun Apr 30 08:11:23 1995 Alan Modra (alan@spri.levels.unisa.edu.au)
+
+ * stdarg.h, varargs.h (va_arg): Don't assume __va_rounded_size (char)
+ has the value of 4.
+
+Sun Apr 30 07:13:43 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * vax.h (NOTICE_UPDATE_CC): Correctly handle aob insns.
+
+ * expr.c (expand_expr, case CONSTRUCTOR): Don't set target to
+ zero if more then one word.
+ Pass size and alignment to move_by_pieces_ninsns in bytes, not bits.
+
+ * cse.c (cse_insn): Properly set IN_MEMORY for SET_DEST.
+
+ * tree.c (substitute_in_expr): Preserve TREE_READONLY.
+
+ * c-common.c (enum attrs): Add A_UNUSED.
+ (init_attributes): Initialize it.
+ (decl_attributes, case A_UNUSED): New case.
+
+Sat Apr 29 15:42:03 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (do_include): Re-fix minor memory leak by using
+ alloca instead of xmalloc and free.
+
+ * cccp.c (macarg): Except for reporting error, treat unterminated
+ macro call as if it were terminated, since `macroexpand' relies
+ on *argptr being filled in.
+
+Sat Apr 29 06:09:35 1995 Torbjorn Granlund <tege@cygnus.com>
+
+ * pa.c (output_mul_insn): Simplify, it is never called with
+ UNSIGNEDP set.
+
+ * pa.md (divsi3, udivsi3, modsi3, umodsi3): Simplify.
+ (ashlsi3): Clean up indentation and commentary.
+
+Fri Apr 28 12:48:01 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * integrate.c (expand_inline_function): Don't emit any notes until
+ after we've expanded the actual parameters.
+
+Fri Apr 28 11:51:06 1995 Stan Cox (gcc@dg-rtp.dg.com)
+
+ * m88k/dgux.h: (ENDFILE_SPEC, LIB_SPEC) Fix crtbegin and crtend
+ (SELECT_RTX_SECTION) Put relocatable pic constants in data section
+
+ * m88k/dguxbcs.h: (LIB_SPEC) Likewise
+
+ * m88k/m88k.c: (symbolic_operand) Put relocatable pic constants in data
+
+ * m88k/m88k.h: (FRAME_POINTER_REQUIRED) Add -momit-leaf-frame-pointer
+
+ * m88k/m88k.md: (umulsidi3) Doesn't work for 88110 with mod/div changes
+
+ * m88k/x-dgux: (GCC_FOR_TARGET) tdesc gets mixed up for crtbegin/crtend
+
+Fri Apr 28 06:36:47 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-typeck.c (pop_init_level, output_init_element): Pass
+ require_constant_* to digest_init.
+
+ * alpha.c (alpha_emit_set_const): Now returns rtx and take MODE arg.
+ Rework to use a new pseudo for intermediate values if high opt level.
+ Also use expand_{bin,un}op.
+ * alpha.h (alpha_emit_set_const): Add declaration.
+ * alpha.md (mov[sd]i and splits): Change call to alpha_emit_set_const.
+
+ * reg-stack.c (stack_result): Fix bug in last change.
+
+Fri Apr 28 01:08:43 1995 Doug Evans <dje@cygnus.com>
+
+ * objc-act.c: Update calls to start_decl, finish_struct,
+ pass NULLs for attributes.
+
+Thu Apr 27 21:13:14 1995 Doug Evans <dje@cygnus.com>
+
+ * sparc.md (tablejump): Only if ! TARGET_MEDANY.
+ (casesi): New pattern for TARGET_MEDANY case.
+
+ * c-common.c (decl_attributes): Always continue if attribute not found.
+ * c-typeck.c (common_type): Call lookup_attribute instead of
+ value_member.
+ * tree.c (attribute_hash_list): New function.
+ (build_type_attribute_variant): Call it.
+ (valid_machine_attribute): Handle attributes with arguments.
+ (is_attribute_p): New function.
+ (lookup_attribute): New function.
+ (attribute_in_list): Deleted.
+ (attribute_list_contained): Check TREE_PURPOSE and TREE_VALUE.
+ * tree.h (valid_machine_attribute): Add prototype.
+ (is_attribute_p, lookup_attribute): Likewise.
+ * i386/winnt.h (RETURN_POPS_ARGS): Call lookup_attribute.
+ (ENCODE_SECTION_INFO): Likewise.
+ (CPP_PREDEFINES): Use __stdcall__, __cdecl__.
+ (VALID_MACHINE_DECL_ATTRIBUTE): Call is_attribute_p.
+ `args' must be NULL.
+
+Thu Apr 27 21:10:41 1995 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (insv): New anonymous patterns to combine insert with
+ arbitrary ashift, ashiftrt, lshiftrt, or zero_extract. (Based on
+ patch from John Brooks <jbrooks@ea.com>.)
+ (ashlsi3): Remove extraneous operand processing.
+
+Thu Apr 27 18:47:24 1995 Jim Wilson <wilson@cygnus.com>
+
+ * sh/ashlsi3.c, sh/ashrsi3.c, sh/lshrsi3.c: Delete.
+ * sh/lib1funcs.asm (ashiftrt_r4_*): Rewrite for efficiency.
+ (ashrsi3, lshrsi3, lshrsi3): Add.
+ * t-sh (LIB1ASMFUNCS): Add new functions.
+ (LIBGCC2_CFLAGS): Delete.
+ (LIB2FUNCS_EXTRA): Remove deleted files.
+ (ashlsi3.c, ashrsi3.c, lshrsi3.c): Remove rules for deleted files.
+
+ * stmt.c (expand_return): When returning BLKmode structure, use
+ operand_subword instead of doing arithmetic on the register number.
+ Also, for structures smaller than word_mode, copy it into a word_mode
+ temporary and then subreg it.
+
+ * sparc.md: Delete two define_peepholes which print `bad peephole'.
+
+Thu Apr 27 16:17:01 1995 Torbjorn Granlund <tege@cygnus.com>
+
+ * toplev.c (rest_of_compilation): Call shorten_branches even when
+ !optimize.
+ * final.c (shorten_branches): For non-optimizing compiles, break
+ after first pass.
+
+Thu Apr 27 14:22:50 1995 Michael Meissner <meissner@cygnus.com>
+
+ * i386/linux-oldld.h: New file, that is cloned from linux-aout.h,
+ except that it does not pass -m i386linux to the linker. This is
+ to support the original GNU/Linux ld that is on most distributions.
+
+ * configure (i[345]86-*-linux*oldld*): Use i386/linux-oldld.h as
+ the target file.
+
+Thu Apr 27 08:56:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.c (valid_machine_attribute): Update last change.
+
+Thu Apr 27 08:06:33 1995 Philippe De Muyter (phdm@info.ucl.ac.be)
+
+ * fix-header.c, cpplib.c: Don't include <sys/stat.h> twice.
+ * cpplib.c (cpp_grow_buffer, init_parse_file): Cast {xmalloc,xrealloc}
+ for token_buffer to U_CHAR* instead of char*.
+
+ * m68k/x-mot3300: New file.
+ * configure (m68k-motorola-sysv*): Use x-mot3300 instead of x-alloca.
+
+Thu Apr 27 07:04:09 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (do_include): Fix minor memory leak.
+
+ * cccp.c (struct argdata): Remove unused `comments' member.
+ (macarg): Don't set `comments' member.
+
+ * cccp.c (collect_expansion): Assume leading white space
+ already removed.
+ Don't allocate unnecessary space for expansion.
+
+ * cccp.c (deps_output): Don't generate overly long output lines.
+ Do not invoke self recursively with spacer == 0; this simplifies
+ the code a bit.
+
+Wed Apr 26 19:20:02 1995 Andrew McCallum <mccallum@leopard.cs.rochester.edu>
+
+ * objc/Object.h: Changed Class * to Class in order to match NEXTSTEP
+ and OpenStep runtime.
+ * objc/Object.m, objc/Object.h, objc/archive.c, objc/class.c: Likewise.
+ * objc/encoding.c, objc/init.c, objc/objc-api.h, objc/objc.h: Likewise.
+ * objc/objects.c, objc/runtime.h, objc/selector.c: Likewise.
+ * objc/sendmsg.c, objc/typedstream.h: Likewise.
+
+Wed Apr 26 19:18:52 1995 Pieter Schoenmakers <tiggr@es.ele.tue.nl>
+
+ * objc/objc-api.h (objc_static_instances): New struct to record
+ static instances of a certain class.
+ (objc_module): New tag STATICS to point to the table of
+ objc_statics_instances.
+
+ * objc/init.c (OBJC_VERSION): Version 7.
+ (objc_init_statics): New function.
+ (__objc_exec_class): Invoke objc_init_statics if needed.
+
+ * objc/NXConstantString.m, objc/NXConstantString.h: New files.
+ * objc/Makefile (OBJC_O): Added bare-bones implementation of
+ NXConstantString.
+
+ * objc-act.c (OBJC_VERSION): Version 7.
+ (build_objc_string_object): Build a full declaration if not using
+ the next runtime.
+ (objc_add_static_instance): New function.
+ (init_module_descriptor): Add reference to static instances table.
+ (build_module_descriptor): Add field for static instances table.
+ (get_objc_string_decl): New function.
+ (generate_static_references): New function.
+ (finish_objc): Call generate_static_references if needed.
+
+ * c-tree.h (finish_decl_top_level): New declaration.
+ * c-decl.c (finish_decl_top_level): New function.
+
+Wed Apr 26 18:04:32 1995 Dirk Steinberg (Dirk.Steinberg@gmd.de)
+
+ * stddef.h: Treat _MACHINE_ANSI_H_ like _ANSI_H_.
+
+Wed Apr 26 14:09:59 1995 Jim Wilson <wilson@cygnus.com>
+
+ * sparc.h (NEGTF2_LIBCALL): Define.
+ (INIT_TARGET_OPTABS): Add support for all TFmode *_LIBCALL macros.
+ * optabs.c (init_optabs): Delete all uses of undocumented TImode and
+ TFmode *_LIBCALL macros.
+
+ * combine.c (simplify_rtx, case TRUNCATE): Add. Use force_to_mode.
+ (force_to_mode, case AND): Allow some simplifications when GET_MODE (x)
+ has more bits than HOST_BITS_PER_WIDE_INT.
+ * mips/mips.md (truncdiqi2+[456]): Add patterns to simplify ZERO_EXTEND
+ of a TRUNCATE.
+
+Wed Apr 26 13:01:22 1995 Doug Evans <dje@cygnus.com>
+
+ * sparc.md (memop define_splits): Rewrite to not use memop.
+ Preserve MEM_IN_STRUCT_P, MEM_VOLATILE_P, RTX_UNCHANGING_P bits.
+ * sparc.c (memop): Deleted.
+ (splittable_symbolic_memory_operand): New function.
+ (splittable_immediate_memory_operand): New function.
+
+Wed Apr 26 12:54:26 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
+
+ * configure: Add hppa1.1-hp-lites support.
+
+Wed Apr 26 08:04:46 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * sh.md (ashrsi2_31): Don't use dead_or_set_p after reload.
+ * pyr.md: Remove bad peepholes that improperly use dead_or_set_p.
+
+ * function.c (expand_function_end): Warn about unused parms
+ if both -Wunused and -W.
+
+ * tree.h (TYPE_PARSE_INFO): Delete unused field.
+ (TYPE_PACKED): Add new macro.
+ (struct tree_type): Delete unused field `parse_info'.
+ Add new field `packed_flag'.
+ * c-tree.h (finish_enum, finish_struct): Add ATTRIBUTES argument.
+ * c-common.c (init_attributes): Don't require decl for A_PACKED.
+ (decl_attributes, case A_PACKED): Set TYPE_PACKED for type.
+ * c-parse.in: Update number of shift/reduce conflicts.
+ (structsp): Pass attribute arg to finish_struct.
+ Support attributes on enums and pass to finish_enum.
+ * c-decl.c (finish_struct): Add ATTRIBUTES argument, call
+ decl_attributes and set DECL_PACKED from TYPE_PACKED.
+ (finish_enum): Add ATTRIBUTES argument, call decl_attributes,
+ and make enum narrow if TYPE_PACKED.
+ * print-tree.c (print_node): Print TYPE_PACKED.
+
+ * c-decl.c (init_decl_processing): Don't give builtin__constant_p an
+ argument type.
+ * expr.c (expand_builtin, case BUILT_IN_CONSTANT_P): A pointer to a
+ string constant is a constant.
+
+ * c-typeck.c (output_init_element): Constructor is not simple if
+ a bitfield is being assigned a non-integer.
+
+ * c-typeck.c (push_init_level): Update constructor_depth when we
+ push spelling level.
+
+Tue Apr 25 19:50:06 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
+
+ * pa.c (emit_move_sequence): Handle function label arithmetic for
+ PIC code generation too.
+
+Tue Apr 25 18:52:43 1995 Stephen R. van den Berg (berg@pool.informatik.rwth-aachen.de)
+
+ * reg-stack.c (current_function_returns_real): Deleted (unused).
+ (FP_mode_reg): Trimmed to a smaller size, less overhead.
+ (FP_MODE_REG): New macro over which FP_mode_reg will be accessed.
+ (mark_regs_pat, straighten_stack): New functions.
+ (reg_to_stack): Amend initialisation of FP_mode_reg.
+ Mark FP registers mentioned in USE insns before NOTE_INSN_FUNCTION_BEG.
+ (get_true_reg): Eliminate FP subreg accesses in favour of the
+ actual FP register in use.
+ (record_reg_life_pat): Make it work on SUBREGs as well. Make use of
+ the new mark_regs_pat function. Handle USE insns if called unnested.
+ (record_reg_life): Don't check for QImode again, we know that it
+ is there. Process CALL_INSNs like all other insns, they might `use'
+ some FP argument registers if register passing.
+ (stack_result_p): Changed in stack_result and returning an rtx.
+ (stack_reg_life_analysis): Take a new stackentry state argument.
+ Use stack_result and the rtx to mark using mark_regs_pat. This ensures
+ that types that need multiple FP registers are handled correctly.
+ Delete the no_live_regs shortcut to save space.
+ Use stackentry state to determine filled registers.
+ (replace_reg): Accept COMPLEX_FLOAT as well.
+ (move_for_stack_reg): Optimise away some pointer dereferencing.
+ (subst_stack_regs): Make sure the stack is in the right order
+ and of the right size for register passing.
+ (goto_block_pat): Make sure the stack is in the right order
+ to return possible multi-register values from the function.
+ (convert_regs): Fix comment about CALL_INSN, it's no longer valid.
+ Make sure the stack is of the right size and in the right order
+ to return possible multi-register values from the function.
+
+ * function.c (assign_parms): If STACK_REGS is defined, generate USE
+ insns before the function body, thus showing which registers are filled
+ with parameters.
+ * expr.c (expand_builtin_apply_args): Likewise.
+ Reverse order of saving registers, more compact code for i387.
+ (expand_builtin_apply): Likewise.
+ * emit-rtl.c (gen_highpart): Add comment about broken implementation.
+ * i386.md (untyped_call): Make it return a complex double.
+
+ * c-parse.in (attrib): Permit null-length argument list to attributes.
+
+ * tree.c (valid_machine_attribute): Use new function attribute_in_list,
+ makes sure type_attribute_variants are reused even when attributes have
+ parameters.
+ Assign any new type to TREE_TYPE (decl).
+ (attribute_in_list): New function.
+ (attribute_list_contained): Use it.
+ * tree.h (attribute_in_list): New declaration.
+
+Tue Apr 25 18:25:53 1995 Jim Wilson <wilson@cygnus.com>
+
+ * expr.c (struct move_by_pieces): Add to_struct and from_struct fields.
+ (move_by_pieces): Set to_struct and from_struct fields.
+ (move_by_pieces_1): Set MEM_IN_STRUCT_P of to1 and from1.
+ (expand_builtin, case BUILT_IN_MEMCPY): New variable type.
+ Set MEM_IN_STRUCT_P of src_mem and dest_mem.
+
+ * Makefile.in (clean): Delete libgcc1-asm.a.
+
+ * m68k/vxm68k.h (CPP_SPEC): Define.
+
+ * c-decl.c (pushdecl): Don't test DECL_EXTERNAL when deciding whether
+ to register a duplicate decl in the current block.
+
+ * cross64.h (INIT_ENVIRONMENT): Define as string not putenv call.
+ * gcc.c (main): Pass INIT_ENVIRONMENT to putenv.
+
+ * stmt.c (expand_return): When returning BLKmode structure in
+ registers, copy it to a psuedo-reg instead of to hard registers.
+
+Tue Apr 25 15:14:58 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h (LEGITIMIZE_ADDRESS): Don't create a DF address using two
+ regs if -msoft-float or -mcpu=403.
+
+Tue Apr 25 15:45:44 1995 Richard Henderson (richard@atheist.tamu.edu)
+
+ * m68k.md (divhi3, udivhi3, modhi3, umodhi3): Deleted
+ these insns plus some surrounding trash.
+ (divmodhi4, udivmodhi4): Added these insns.
+
+Tue Apr 25 10:12:40 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.c (alpha_builtin_saveregs): Refine last change to work
+ for both stdarg and varargs.
+
+ * tree.c (chain_member_purpose): Make similar to chain_member_value.
+
+ * Makefile.in, configure: Change "realclean" to "maintainer-clean".
+
+ * protoize.c: Removed __NetBSD__ from conditional.
+ Declare strerror if HAVE_STRERROR is defined; otherwise
+ declare sys_errlist and sys_nerr.
+ (my_strerror): New function.
+ (errno): Don't define if already defined as a macro.
+
+ * alpha.c (current_file_function_operand): Return false if profiling.
+
+ * expr.c (convert_move): Don't access a hard reg in an invalid
+ mode when doing a truncation.
+
+ * alpha.c (add_operand): Test for exactly the constants allowed by
+ the constraints.
+ * alpha.h (CONST_OK_FOR_LETTER_P, case 'L'): Reject 0x80000000.
+
+ * c-parse.in (initdcl, notype_initdcl): Pass attributes to
+ start_decl; delete call to decl_attributes.
+ * c-tree.h (start_decl): Two new tree parameters.
+ * c-decl.c (start_decl): New args for attributes; call decl_attributes.
+
+ * c-decl.c (duplicate_decls): Don't look at TYPE_ACTUAL_ARG_TYPES
+ if it is not set.
+
+ * xm-1750a.h: New file.
+
+ * alpha.c (alpha_builtin_saveregs): Add to incoming args addr
+ if less than 6 named args, not less than or equal to.
+
+Mon Apr 24 15:25:19 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * mips-tfile.c (fatal, error): Make first arg const to avoid warning.
+
+ * stmt.c (expand_end_bindings): Write a BARRIER after call
+ to abort in nonlocal handler.
+
+ * stmt.c (expand_decl_init): Call preserve_temp_slots to keep
+ around any temp whose address was taken.
+
+Fri Apr 21 16:26:15 1995 Torbjorn Granlund <tege@adder.cygnus.com>
+
+ * pa.md (call_internal_reg): Fix typos in length calculation.
+ (call_value_internal_reg): Likewise.
+
+Fri Apr 21 13:17:15 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * config/gnu.h (STANDARD_INCLUDE_DIR): New macro.
+ * config/mips/gnu.h (STANDARD_INCLUDE_DIR): Macro moved there.
+
+Fri Apr 21 08:23:58 1995 Tom Quiggle (quiggle@lovelace.engr.sgi.com)
+
+ * toplev.c (lang_options): Add -I for GNAT.
+ * gcc.c (default_compilers): Pass -I to gnat1.
+
+Fri Apr 21 07:58:06 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.c (integer_all_onesp): Test to size of mode, not TYPE_PRECISION.
+
+ * toplev.c (main): Turn on -fforce-mem for -O2.
+
+ * fold-const.c ([lr]rotate_double): Replace; old versions were bogus.
+ (fold, shift and rotate): Don't call tree_int_cst_sgn on non-integer.
+ (fold, case LROTATE_EXPR): If constant count, convert to RROTATE_EXPR.
+ (fold, case RROTATE_EXPR): Sometimes commute logical op with rotate.
+ Delete pair of counteracting shifts.
+
+ * combine.c (simplify_logical, case AND): If still an AND, get
+ new values for op0 and op1.
+
+Thu Apr 20 17:52:10 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * sh.c: Completely rewritten.
+ * sh.h (FAST_BIT, CONSTLEN_2_BIT, CONSTLEN_3_BIT, CONSTLEN_0_BIT,
+ TARGET_FASTCODE, TARGET_CLEN3, TARGET_CLEN0, TARGET_OPTIONS): Delete.
+ (TARGET_SWITCHES): Delete -mclen3 and -mclen0 options.
+ (TARGET_DEFAULT): Is zero.
+ (OVERRIDE_OPTIONS): Delete code to set max_count_si and max_count_hi.
+ (SPECIAL_REG): New macro.
+ (HARD_REGNO_MODE_OK): Allow any mode in any general register.
+ (GO_IF_LEGITIMATE_ADDRESS): Delete constant + reg address case.
+ (MOVE_RATIO): Define to 2 when TARGET_SMALLCODE.
+ (max_si, max_hi, max_count_si, max_count_hi): Delete.
+ * sh.md: Delete spurious constraints from all define_expands.
+ (rotlsi3_1): Set T reg instead of clobbering it.
+ (ashrsi3): Use expand_ashiftrt instead of gen_shifty_op.
+ (movsi_i, movhi_i, movsf_i): Add conditions to reject patterns
+ needing a reload.
+ (movdi-2, movdf_k): Correct conditions to reject patterns needing
+ a reload.
+ ([inverse_]branch_{true,false}): Pass operands to output_branch.
+ (jump): Delete unnecessary braces.
+ (call, call_value): Don't use expand_acall. Force operand0 into
+ a register.
+
+Thu Apr 20 12:57:16 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * function.c (assign_parms): Use TREE_ADDRESSABLE rather than
+ TYPE_NEEDS_CONSTRUCTING to decide whether a parameter needs to be
+ passed by invisible reference.
+
+ * calls.c (expand_call): Ditto. Abort if we try to pre-evaluate a
+ parameter of TREE_ADDRESSABLE type.
+
+Wed Apr 19 17:50:24 1995 Torbjorn Granlund <tege@cygnus.com>
+
+ * pa.h (TARGET_SWITCHES): Fix typo.
+
+Tue Apr 18 18:06:03 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * expr.c (store_constructor): Use BYTES_BIG_ENDIAN rather
+ than BITS_BIG_ENDIAN to layout bits within bitstring.
+ * tree.c (get_set_constructor_bytes): Likewise.
+
+Tue Apr 18 17:22:46 1995 Per Bothner (bothner@wombat.gnu.ai.mit.edu)
+
+ * config/m68k/{x-hp320,x-hp320g} (FIXPROTO_DEFINES):
+ Define _HPUX_SOURCE so putenv and other functions get seen.
+
+Tue Apr 18 03:57:35 1995 Michael Meissner (meissner@cygnus.com)
+
+ * varasm.c (weak_decls): Make this a unique structure, instead of
+ a tree structure.
+ (handle_pragma_weak): Don't redeclare asm_out_file. Use new weak
+ structure to copy name and value to. Protect name and value by
+ copying them to the permanent obstack.
+ (declare_weak): Call handle_pragma_weak, instead of duplicating
+ the code.
+ (finish_weak): Rewrite to use new weak symbols list structure.
+
+ * c-pragma.h: New file to define the c-pragma.c interfaces.
+ * c-pragma.c: Include it.
+ * varasm.c: Include it.
+ * c-lex.c: Include it.
+ * cp/lex.c: Include it.
+
+ * varasm.c (handle_pragma_weak): No longer pass output file
+ stream, since weak pragmas are delayed until the end of the
+ compilation.
+ * c-pragma.c (handle_pragma_token): Call handle_pragma_weak
+ without file stream argument.
+
+ * Makefile.in (varasm.o, c-lex.o, c-pragma.o): Add dependencies on
+ c-pragma.h.
+
+ * config/rs6000.md (movdf): If -msoft-float, do not generate
+ memory to memory references, like is already done for the
+ -mhard-float case. Remove an extra test for -mhard-float inside
+ of -mhard-float code.
+
+Tue Apr 18 06:19:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (size_int): Arg is unsigned HOST_WIDE_INT.
+ * tree.h (size_int): Likewise.
+
+Mon Apr 17 23:36:57 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * rs6000/aix41.h: Restore March 11th changes, plus
+ (ASM_OUTPUT_EXTERNAL): Do add [DS] or [RW], just don't emit
+ anything.
+ * rs6000/aix3newas.h (ASM_OUTPUT_EXTERNAL): Ditto.
+
+Mon Apr 17 15:58:52 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * config/mips/x-iris (FIXPROTO_DEFINES): Add -D_LANGUAGE_C_PLUS_PLUS.
+ * config/mips/x-iris6: Likewise.
+
+ * cpplib.c: Rename make_definition to cpp_define.
+ * cpplib.h (cpp_define): New declaration.
+
+ * cpplib.c (special_symbol): For T_SPECLINE, calculate __LINE__
+ in enclosing file buffer, not current buffer (if macro expanding).
+ (cpp_get_token): Fix thinko (in code for chopping unneeded space).
+
+Mon Apr 17 11:36:07 1995 Jim Wilson <wilson@cygnus.com>
+
+ * abi64.h (CPP_SPECS): Define and use _ABI64 instead of
+ _MIPS_SIM_ABI64.
+ (SETUP_INCOMING_VARARGS): Set MEM_IN_STRUCT_P if big endian target.
+ * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define.
+
+ * combine.c (get_last_value): Ignore BARRIER when scanning backwards.
+ (move_deaths): New variables before_dead and after_dead. Set them
+ to instructions that have valid INSN_CUID values and use in test.
+
+ * combine.c (subst_prev_insn): New variable.
+ (try_combine): Set it.
+ (get_last_value): Use it.
+
+ * reload.c (find_reloads): Recompute reg_equiv_address from
+ reg_equiv_memory_loc before using it.
+ (find_reloads_toplev, make_memloc): Likewise.
+
+ * expr.c (expand_builtin, case BUILT_IN_MEMCPY): Call force_operand
+ on dest_rtx before returning it.
+
+ * function.c (instantiate_decls): Use temporary allocation if
+ DECL_DEFER_OUTPUT is set.
+
+Sat Apr 15 23:19:03 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * aoutos.h (ASM_OUTPUT_DEF): Define instead of SET_ASM_OP.
+ * sparc/sunos4.h (ASM_OUTPUT_DEF): Ditto.
+
+ * varasm.c (weak_finish): Don't handle aliases.
+ (declare_weak): Ditto.
+ (assemble_alias): Handle aliases.
+
+ * c-common.c (enum attrs): Add A_ALIAS.
+ (init_attributes): Ditto.
+ (decl_attributes): Ditto.
+
+Sat Apr 15 13:26:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * calls.c (expand_call): Call preserve_temp_slots on temps
+ made for BLKmode args returned in registers.
+
+ * pa.c (override_options): Fix typo.
+
+Sat Apr 15 12:11:46 1995 Brendan Kehoe <brendan@cygnus.com>
+
+ * alpha/alpha.c (output_epilog): Initialize fp_offset to 0, and
+ make sure it's non-zero before we try to use it to restore the
+ frame pointer.
+
+Fri Apr 14 19:45:05 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * ginclude/va-{clipper,pa,pyr,sparc,spur}.h (va_arg): Reorganize
+ to avoid BIND_EXPRs and COND_EXPRs of aggregate type.
+
+Fri Apr 14 19:31:14 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * config/svr4.h (ASM_OUTPUT_SECTION_NAME): Make the section
+ read-only executable "ax" if DECL is a FUNCTION_DECL; read-only
+ "a" (previously the case always) if DECL is TREE_READONLY;
+ otherwise writable "aw".
+
+Fri Apr 14 18:49:11 1995 Linus Torvalds <Linus.Torvalds@cs.Helsinki.FI>
+
+ * alpha.md (probe_stack): Probe with write, not read.
+ (allocate_stack): Update and correct stack probe code.
+ * alpha.c (output_prolog): Changed stack probe at function entry.
+
+Fri Apr 14 18:42:34 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * jump.c (delete_insn): When deleting after label, delete
+ a BARRIER as well.
+
+Fri Apr 14 14:40:48 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * toplev.c (compile_file): Call weak_finish.
+
+ * c-common.c (enum attrs): Add A_WEAK.
+ (init_attributes): Ditto.
+ (decl_attributes): Support __attribute__ ((weak)) by
+ calling declare_weak.
+
+ * sparc/sunos4.h (HANDLE_PRAGMA_WEAK, WEAK_ASM_OP, SET_ASM_OP):
+ Define to support weak symbols with -fgnu-linker.
+ * aoutos.h: Ditto.
+
+ * varasm.c (handle_pragma_weak): Add declared weak symbols to
+ weak_decls rather than emitting them immediately.
+ (declare_weak): Add the indicated declaration to weak_decls.
+ (weak_finish): Emit .weak directives for any weak symbols.
+
+ * libgcc2.c: The C++ free-store management functions are weak.
+
+Fri Apr 14 13:00:29 1995 Michael Meissner (meissner@cygnus.com)
+
+ * rs6000/rs6000.c (output_prolog): For eabi systems, emit main's
+ call to __eabi before setting up the minimal TOC used with the
+ -mrelocatable support.
+
+ * rs6000/eabi.h (INVOKE__main): Don't define any more,
+ output_prolog will emit the call.
+
+Fri Apr 14 09:09:03 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.c (call_operand): Any reg is valid for NT.
+ (output_prologue): Never need GP for Windows/NT.
+ Set SYMBOL_REF_FLAG in current function decl.
+
+Thu Apr 13 20:19:30 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * alpha/xm-alpha.h (HAVE_VPRINTF): Define.
+ (HAVE_PUTENV): Define.
+ (POSIX): Define.
+
+Thu Apr 13 19:57:44 1995 Doug Evans <dje@cygnus.com>
+
+ * emit-rtl.c (gen_sequence): If the insn has a non-null
+ CALL_INSN_FUNCTION_USAGE field, output it as a sequence so the
+ latter isn't discarded.
+
+ * c-parse.in: Update expected conflict count.
+
+Thu Apr 13 08:10:20 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * configure.bat: Arg 2 is which machine (i386 or alpha).
+ * configure (alpha-*-winnt3*): New configuration.
+ * alpha.c: Don't #include stamp.h for WINNT.
+ (input_operand, case CONST): Allow ptr_mode and DImode.
+ * alpha.h (WINDOWS_NT): Provide default definition.
+ (ASM_OUTPUT_INT): Use output_addr_const.
+ (ASM_OUTPUT_ADDR_DIFF_ELT): Use .long for NT.
+ * alpha.md (calll, tablejump, movsi): New variants for NT.
+ * alpha/winnt.h, alpha/xm-winnt.h, alpha/x-winnt: New files.
+ * alpha/config-nt.bat, alpha/config-nt.sed: New files.
+ * i386/config-nt.bat: Add Ada fragments to Makefile.
+ * i386/config-nt.sed: Adjust for deletion of config.run in Makefile.in
+ Change version to 2.6.3.
+ Add some missing tabs.
+ * winnt/winnt.h (TARGET_MEM_FUNCTIONS): Define.
+ (LINK_SPEC): Delete "align:0x1000".
+ * winnt/xm-winnt.h (OBJECT_SUFFIX): Define.
+ * ginclude/stdarg.h, ginclude/varargs.h: Clean up code that
+ defines *DEFINED* symbols.
+
+ * configure (a29k-*-sym1*): Same as a29k-*-bsd*.
+ * a29k.h (ASM_OUTPUT_SECTION_NAME): New macro.
+
+Wed Apr 12 14:36:03 1995 Jim Wilson <wilson@cygnus.com>
+
+ * dbxout.c (dbxout_type_fields): Correct arguments to CHARS macro
+ in flag_minimal_debug case.
+ (dbxout_symbol_name): Use DECL_ASSEMBLER_NAME unconditionally.
+ * sdbout.c (sdbout_record_type_name): Correct indentation.
+ (sdbout_symbol): Use DECL_ASSEMBLER_NAME unconditionally.
+ (sdbout_one_type): Likewise.
+
+Tue Apr 11 13:24:13 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * fix-header.c (main): Fix loop over required_functions_list.
+ (fatal): Also print inc_filename.
+
+ * cpplib.c (cpp_push_buffer): Added missing initializatuon of buf.
+ (cpp_file_buffer): Compare against CPP_NULL_BUFFER, not NULL.
+ (finclude): No longer call cpp_push_buffer - let callers do it.
+ (do_include): Add call to cpp_push_buffer.
+ (push_parse_file): Call cpp_push_buffer early, so initial
+ defines can use file and line from a valid cpp_buffer.
+ (nreverse_pending): New function.
+ (push_parse_file): Use nreverse_pending.
+ (push_parse_file): For -include files, just push them in reverse
+ order - we don't need to scan them now.
+ (cpp_error_from_errno, cpp_perror_with_name): Don't emit extra '\n'.
+
+Tue Apr 11 13:36:44 1995 Jim Wilson <wilson@cygnus.com>
+
+ * configure (mips-dec-mach3): Add.
+
+ * sh.c (shiftby_operand): Delete.
+ * sh.h (TARGET_SWITCHES): -m3 and -m3l also set SH2_BIT.
+ (OVERRIDE_OPTIONS): Don't add CPU_SH2 to CPU_SH3 when TARGET_SH3.
+ * sh.md (ashlsi3): Use nonmemory_operand as a predicate instead of
+ shiftby_operand. Don't use shiftby_operand in the output statement.
+ (lshrsi3): Likewise.
+
+ * c-decl.c (poplevel): Do output inline function if
+ DECL_ABSTRACT_ORIGIN points to itself.
+
+ * varasm.c (output_constant): Cast assemble_string argument to char *.
+
+Mon Apr 10 14:29:28 1995 Torbjorn Granlund <tege@adder.cygnus.com>
+
+ * recog.c (constrain_operands, case 'E'): Make this work like
+ constraint character `F' when REAL_ARITHMETIC is defined.
+ * regclass.c (record_reg_classes, case 'E'): Likewise.
+ * reload.c (find_reloads, case 'E'): Likewise.
+
+Mon Apr 10 14:30:31 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/aix3newas.h, rs6000/aix41.h: Eliminate March 11th changes
+ to undefine ASM_OUTPUT_EXTERNAL{,_LIBCALL}, since this causes the
+ compiler not to bootstrap.
+
+Mon Apr 10 07:17:39 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * cppalloc.c: #include config.h.
+ * cppexp.c: Add declarations of xmalloc and xrealloc.
+ (cpp_parse_expr): Cast args to bcopy to char *.
+ * cpphash.c: Add declaration of xmalloc.
+ * cpplib.c (init_parse_options, cpp_reader): Cast args to bcopy,
+ bcmp, and bzero to char *.
+ (add_import, push_parse_file, init_parse_file): Likewise.
+
+ * c-common.c (enum attrs): New attribute, A_NOCOMMON.
+ (init_attribute): Initialize it.
+ (decl_attributes): Implement it.
+ * varasm.c (make_decl_rtl): Allow section attribute if -fno-common
+ or variable is not to be placed in common for some other reason.
+
+ * combine.c (simplify_set): Don't move a SUBREG to dest if it
+ is changing the size of a hard reg in CLASS_CANNOT_CHANGE_SIZE.
+
+ * reload.c (find_equiv_reg): If goal is a pseudo that got memory,
+ a store into memory makes it invalid.
+ * reload1.c (reload_as_needed): Call forget_old_reloads_1 on
+ pattern before reg elimination.
+
+Mon Apr 10 00:26:14 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
+
+ * pa.c (pa_reorg): Bump label use count for each entry in an
+ exploded ADDR_VEC.
+
+Sun Apr 9 09:22:51 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * i386.md (adddi3, subdi3): Need scratch reg whenever operand 0 in
+ mem and operands 1 not '0'.
+ (subdi3): Don't treat two non-equal MEMs as non-aliasing.
+
+Sat Apr 8 22:53:38 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
+
+ * pa.c (pa_reorg): Fix typo.
+
+Sat Apr 8 19:36:36 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/rs6000.h (SELECT_SECTION): TREE_CODE_CLASS must be called
+ with a tree code, not a tree value.
+
+Sat Apr 8 12:41:01 1995 Mike Stump <mrs@cygnus.com>
+
+ * cpphash.c: Don't use const on compilers that don't support it.
+
+Sat Apr 8 16:32:22 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (expand_increment): Handle case where INCREMENTED
+ has a non-trivial conversion.
+
+Fri Apr 7 19:33:21 1995 Phil Nelson (phil@cs.wwu.edu)
+
+ * ns32k.h (TRAMPOLINE_TEMPLATE, TRANSFER_FROM_TRAMPOLINE):
+ Fix assembler syntax errors.
+
+Fri Apr 7 19:27:23 1995 Pat Rankin (rankin@eql.caltech.edu)
+
+ * cccp.c (VMS_fstat, VMS_stat): New functions.
+
+Fri Apr 7 19:25:21 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (collect_expansion): If traditional, set stringify
+ member to SHARP_TOKEN regardless of the value of
+ stringify_sharp_token_type.
+
+Fri Apr 7 07:48:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * cse.c (simplify_unary_operation): #ifdef POINTERS_EXTEND_UNSIGNED,
+ handle sign- or zero-extending addresses.
+
+ * optabs.c (init{,_integral,_floating,_complex}_libfuncs):
+ Change SUFFIX to "char" to avoid confusion with prototype.
+
+ * explow.c (convert_memory_address): No longer static.
+ New arg, TO_MODE.
+ Do something special for SYMBOL_REF, LABEL_REF, and CONST.
+ (memory_address): Add extra arg to call to convert_memory_address.
+ * rtl.h (convert_memory_address): Add extra arg.
+ * expr.c (expand_expr, case ADDR_EXPR): Always call
+ convert_memory_address when converting; add extra arg.
+ * stmt.c (expand_computed_goto): Convert from ptr_mode to Pmode.
+
+ * gcc.c (OBJECT_SUFFIX): Default now ".o", not "o".
+ (all specs): Remove "." before %O; use %O in a few missing cases.
+ * i386/os2.h (OBJECT_SUFFIX): Delete from here.
+ * i386/xm-os2.h (OBJECT_SUFFIX): Move to here; now has period.
+
+ * Makefile.in (STAGESTUFF): Use $(exeext) for executables.
+
+Fri Apr 7 03:32:29 1995 Richard Stallman <rms@mole.gnu.ai.mit.edu>
+
+ * config.sub: Accept -lites* as op sys.
+
+Thu Apr 6 23:08:50 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * cpplib.c (bcopy, bzero, bcmp): Remove #undefs.
+ * cppalloc.c (xcalloc): Re-implement using calloc,
+ rather than malloc+bzero.
+ * cpplib.c (SELF_DIR_DUMMY): New macro.
+ (do_include): Don't pass searchptr to finclude if it is dsp,
+ since that is on the stack, and would cause a dangling pointer.
+ If handling #include_next, recognize SELF_DIR_DUMMY.
+
+Fri Apr 7 00:54:24 1995 Jeffrey A. Law <law@snake.cs.utah.edu>
+
+ * pa.h (MACHINE_DEPENDENT_REORG): Define.
+ * pa.md (switch_jump): New pattern for jumps which implement
+ a switch table.
+ * pa.c (pa_reorg): New function to explode jump tables.
+ (pa_adjust_insn_length): Account for jumps in switch tables with
+ unfilled delay slots.
+
+Thu Apr 6 14:31:10 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * c-typeck.c (build_binary_op): Don't call common_type for
+ uncommon pointer types.
+
+Wed Apr 5 13:53:17 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ Re-write fixproto/fix-header/etc to use cpplib:
+ * fix-header.c: Comment out support for adding missing extern "C"
+ using #ifdef ADD_MISSING_EXTERN_C instead of #if 0.
+ * fixproto: Removed case of required functions. Instead use ...
+ * fix-header.c (std_include_table): ... new required-functions table.
+ (cpp_file_line_for_message, cpp_print_containing_files, cpp_message):
+ New stub functions, to intercept cpplib error message.
+ * fixproto: Don't call $CPP, since fix-header now incorporates cpplib.
+ * gen-protos.c (fatal, hashf): New functions.
+ (main): Use hashf, instead of hash.
+ * scan-decls.c (scan_decls, skip_to_closing_brace): Re-write to
+ take a cpp_reader* as argument, not a FILE*.
+ * scan.h (hash): Make parameter const.
+ * scan.c (hash): Removed.
+ * scan.c (memory_full, xmalloc, xrealloc): Removed.
+ Use functions from cppalloc.c instead.
+ * Makefile.in (gen-prtos, fix-header, stmp-fixproto): Update.
+
+Wed Apr 5 13:24:14 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * cpplib.c (cpp_get_token): If traditional, return after comment,
+ instead of reading more, so end-of-line can be peeked at.
+ * cpperror.c (cpp_file_line_for_message, cpp_message): New
+ functions, that do the actual printing of error messages.
+ (cpp_print_file_and_line, cpp_error, cpp_warning, cpp_pedwarn,
+ cpp_error_with_line, cpp_warning_with_line, cpp_pedwarn_with_line,
+ cpp_pedwarn_with_file_and_line, cpp_error_from_errno, my_strerror,
+ cpp_perror_with_name): Re-write to use cpp_file_line_for_message
+ and cpp_message, and move to cpplib.c.
+
+Tue Apr 4 23:35:49 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * config/gnu.h (GNU_CPP_PREDEFINES): Remove -D__HURD__.
+
+Tue Apr 4 17:15:54 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
+
+ * pa.h (DO_GLOBAL_DTORS_BODY): Fix pointer -> integer assignment
+ problem.
+
+ * reorg.c (fill_simple_delay_slots): Don't use a JUMP_INSN
+ a the target of another JUMP_INSN to fill a delay slot.
+
+Mon Apr 3 19:03:48 1995 Torbjorn Granlund <tege@adder.cygnus.com>
+
+ * cse.c (simplify_unary_operation): Sign-extend constants when
+ they have the most significant bit set for the target.
+
+ * m68k.md (umulsi3_highpart): Test for CONST_INT and CONST_DOUBLE,
+ not CONSTANT_P.
+ (smulsi3_highpart): Likewise.
+ * m68k.c (const_uint32_operand): New function.
+ (const_sint32_operand): New function.
+ * m68k.md (const_umulsi3_highpart): Use const_uint32_operand instead
+ of immediate_operand for op3. Delete mode.
+ (const_smulsi3_highpart): Analogous change.
+
+Mon Apr 3 19:03:48 1995 Jim Wilson <wilson@cygnus.com>
+
+ * cse.c (simplify_binary_operation): Sign-extend constants when
+ they have the most significant bit set for the target.
+
+ * combine.c (force_to_mode, case PLUS): Sign extend masks that are
+ negative in OP_MODE.
+ (simplify_and_const_int): Sign-extend constants when they have the
+ most significant bit set for the target.
+ (merge_outer_ops): Likewise.
+ (simplify_shift_const): Likewise.
+
+Mon Apr 3 18:23:48 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * toplev.c (lang_options): Add -f{no-,}repo.
+
+Mon Apr 3 18:13:15 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * combine.c (nonzero_bits, case REG): Check POINTERS_EXTEND_UNSIGNED.
+ (num_sign_bit_copies, case REG): Likewise.
+ * explow.c (convert_memory_address): New function.
+ (memory_address): Call if it needed.
+ (promote_mode, case POINTER_TYPE): Use Pmode and pointer extension.
+ (allocate_dynamic_stack_space): Convert size from ptr_mode.
+ * expr.c (clear_storage, expand_assignment, store_{expr,constructor}):
+ Use ptr_mode instead of Pmode in some places.
+ (expand_expr, expand_builtin): Likewise.
+ (push_block, store_expr): Convert size to Pmode.
+ (expand_expr, case ADDR_EXPR): Convert from Pmode to ptr_mode.
+
+Mon Apr 3 18:00:52 1995 Jim Wilson <wilson@cygnus.com>
+
+ * explow.c (allocate_dynamic_stack_space): Correct typo in last
+ change.
+
+ * sh.c (gen_shifty_op, case ASHIFTRT): Return 0 if shift count is not
+ a constant.
+
+Mon Apr 3 12:17:10 1995 Michael Meissner (meissner@cygnus.com)
+
+ * expmed.c (extract_bit_field): When converting a SUBREG into a
+ REG, if the system is big endian, adjust the bit offset
+ appropriately.
+
+Mon Apr 3 00:08:45 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * config/i386/linux.h: Include "config/linux.h" instead of
+ "linux.h", to avoid recursion.
+
+Sun Apr 2 23:50:27 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
+
+ * config/i386/gnuelf.h: Include i386/linux.h instead of
+ i386/linuxelf.h.
+
+Sun Apr 2 17:35:10 1995 Jim Wilson <wilson@cygnus.com>
+
+ * cse.c (simplify_relational_operation): Don't simplify A-B for
+ compare of A and B when the compare is unsigned.
+
+Sun Apr 2 08:23:38 1995 Paul Eggert <eggert@twinsun.com>
+
+ * fixincludes (stdio.h): BSDI 2.0 changed the spelling of _VA_LIST_
+ to _BSD_VA_LIST_.
+
+Sun Apr 2 07:57:28 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i386/xm-bsd386.h: New file.
+ * configure (i[345]86-*-bsd*): Add xm_file.
+
+ * gcc.c (default_compilers): Pass -W and -w to gnat1.
+
+ * winnt/winnt.h (STDC_VALUE): Add #undef.
+ * i386/winnt.h (LIB_SPEC): Likewise.
+
+Sun Apr 2 07:55:25 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * i386/winnt.h (RETURN_POPS_ARGS, ENCODE_SECTION_INFO): Call
+ chain_member_purpose, not chain_member_value.
+ (ASM_FILE_START, LIB_SPEC): Move to here.
+ * winnt/winnt.h (ASM_FILE_START, LIB_SPEC): Delete from here.
+ * tree.c (chain_member_purpose): New function.
+
+Sat Apr 1 12:19:14 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * c-typeck.c (build_binary_op): New variable build_type controls
+ type given to expression when created. Set to integer_type_node for
+ comparison ops instead of result_type so result_type still holds type
+ in which comparison is done. When checking for comparison between
+ signed and unsigned, use result_type rather than (possibly shortened)
+ type of op0. Don't warn about equality comparison of signed operand
+ to unsigned constant that fits in signed type.
+
+Sat Apr 1 09:47:02 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * i386/winnt.h (CPP_PREDEFINES): Add definitions for __stdcall
+ and __cdecl.
+ * winnt/winnt.h (LIB_SPEC): Add OLDNAMES.LIB.
+ * winnt/xm-winnt.h: Remove unneeded #define's for non-ANSI functions.
+ * fixinc.winnt: Remove unneeded fixes relating to __stdcall.
+
+ * objc/Makefile (SHELL): New definition.
+
+Sat Apr 1 08:25:26 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * cse.c (cse_insn): When emitting a BARRIER, don't put it after
+ a deleted insn.
+
+ * reload.c (push_reload): Initialize secondary_{in,out}_icode.
+
+ * gcc.c (print_multilib_info): Don't use LAST_PATH if not set.
+
+Sat Apr 1 08:15:59 1995 Pat Rankin (rankin@eql.caltech.edu)
+
+ * vax.md (extv, extzv): Don't use immediate value for operand 1.
+
+Sat Apr 1 07:48:29 1995 Yury Shevchuk (sizif@botik.yaroslavl.su)
+
+ * stmt.c (expand_asm_operands): Properly ignore invalid reg in clobber.
+
+Sat Apr 1 07:02:24 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c: General code cleanup.
+ Add prototypes for static functions.
+ Remove unnecessary casts to (char *); add casts to (U_CHAR *).
+ Add parentheses suggested by `gcc -Wparentheses'.
+ Rename local variables as suggested by `gcc -Wshadow'.
+ <fcntl.h>, <stdlib.h>, <string.h>, <unistd.h>: New includes.
+ <sys/time.h>, <sys/resource.h>: Include only if defined(RLIMIT_STACK).
+ <time.h>: Include, unless <sys/time.h> already does.
+ (HAVE_FCNTL_H, HAVE_STDLIB_H, HAVE_SYS_TIME_H): New symbols.
+ (HAVE_UNISTD_H, STDC_HEADERS, TIME_WITH_SYS_TIME): Likewise.
+ (__attribute__, PROTO, VA_START, PRINTF_ALIST, PRINTF_DCL): New macros.
+ (PRINTF_PROTO{,_1,_2,_3}, DO_PROTO): Likewise.
+ (bcopy, bzero, bcmp): If #defined by configuration file, use that.
+ If STDC_HEADERS is defined, use standard C functions.
+ If BSTRING is defined, or USG and VMS are not defined, use
+ the C library. Otherwise, use my_bcopy, my_bzero, my_bcmp.
+ (localtime): Remove no-longer-necessary explicit declaration.
+ (getenv, index, rindex): Don't declare explicitly if the
+ appropriate system header should declare it.
+ (fdopen): Remove no-longer-used declaration.
+ (vprintf): Define a subsitute macro if !defined(HAVE_VPRINTF).
+ (main): Replace `fdopen (dup (fileno (stdout)), "w"))'
+ with `stdout'.
+ (get_lintcmd, rescan, create_definition): Use bcmp instead of strncmp
+ when both operands are known to be free of null bytes.
+ (check_macro_name, compare_defs, collect_expansion): Likewise.
+ (do_assert, compare_token_lists, assertion_lookup, do_line): Likewise.
+ (skip_if_group, lookup): Likewise.
+ (rescan): Remove unused label `startagain'.
+ Abort instead of printing nonsense if the stack is corrupted
+ when there was an unterminated successful conditional.
+ (pcfinclude): Include explicit double-cast through GENERICPTR
+ to identify particularly egregious type puns.
+ (create_definition, do_define, check_macro_name): Use %.*s
+ printf format to avoid painful copying-and-casting.
+ (do_once): Return void, not (unused) int.
+ (do_ident, do_pragma, do_sccs): Accept extra arguments so that
+ all directive-handler's types match.
+ (do_sccs): Define only if SCCS_DIRECTIVE is defined.
+ (skip_if_group, dump_single_macro): Add `default: break;' to
+ keep -Wswitch happy.
+ (error, warning, error_with_line, vwarning_with_line, pedwarn): Use
+ stdarg/vararg/vfprintf instead of passing bogus char * args around.
+ (pedwarn_with_line, pedwarn_with_file_and_line, fatal): Likewise.
+ (verror, vwarning, verror_with_line, vwarning_with_line): New fcns.
+ (dump_single_macro): Abort if ap points to garbage.
+ (make_definition, make_undef, make_assertion): Parameter now char *.
+ (xmalloc, xrealloc, xcalloc, savestring, index0): Make sizes size_t
+ instead of unsigned; make pointer parameters GENERICPTR, not char *.
+ (xcalloc): Use bzero to clear memory instead of using own loop.
+
+Fri Mar 31 08:33:07 1995 Ken Raeburn (raeburn@wombat.gnu.ai.mit.edu)
+
+ * longlong.h (umul_ppmm mc68000): Use %# instead of #.
+
+Fri Mar 31 06:37:54 1995 Michael Meissner (meissner@cygnus.com)
+
+ * stor-layout.c (layout_decl): Implment -fpack-struct.
+ (layout_record): Ditto.
+
+ * flags.h (flag_pack_struct): New flag variable.
+
+ * toplev.c (flag_pack_struct): New flag variable.
+ (f_options): Add -fpack-struct support.
+
+ * Makefile.in (stor-layout.o): Add flags.h dependency.
+
+Fri Mar 31 08:40:16 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * configure (i[345]86-*-winnt3*): Add tmake_file.
+ * i386/x-winnt (winnt.o): Deleted.
+ * i386/t-winnt: New file.
+
+Fri Mar 31 07:26:37 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * m68k/netbsd.h, m68k/hp3bsd44.h: Remove #include of machine/ansi.h.
+
+ * configure (a29k-*-bsd): Set tmake_file to t-libc-ok.
+
+ * stmt.c (expand_asm_operands): Properly handle output that can't
+ be directly written into.
+
+ * c-parse.in (structsp): Correct error in last change.
+ * c-common.c (init_attributes): A_FORMAT is only for decls.
+
+Thu Mar 30 18:27:34 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * libgcc2.c: Remove explicit 0-initializations of static variables.
+
+Thu Mar 30 18:22:39 1995 Fergus Henderson <fjh@cs.mu.oz.au>
+
+ * c-typeck.c (internal_build_compound_expr): Warn if LHS of comma
+ expression has no side effects, or computes value which is not used.
+ * stmt.c (make warn_if_unused_value): No longer static.
+ * tree.h (warn_if_unused_value): Add declaration.
+
+Thu Mar 30 18:15:11 1995 Jim Wilson <wilson@cygnus.com>
+
+ * combine.c (get_last_value): Revert back to use prev_nonnote_insn
+ instead of prev_real_insn. Modify test that ignores USE insns.
+
+ * rs6000.h (SELECT_SECTION): Apply constant DECL_INITIAL test
+ only to DECLs.
+
+ * explow.c (allocate_dynamic_stack_space): Test STACK_BOUNDARY against
+ BIGGEST_ALIGNMENT at run time instead of at compile time.
+ Give MUST_ALIGN macro a value, and test this value in if statements.
+
+Thu Mar 30 08:59:56 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-parse.in: Now have 27 shift/reduce conflicts.
+ (attribute_list): Just make chain of all attributes.
+ (attrib): Consistently put name as PURPOSE, args, if any, as VALUE.
+ (structsp): Allow attributes on any struct or union.
+ * c-common.c (enum attrs): New enum class.
+ (attrtab, attrtab_idx): New variables.
+ (add_attribute, init_attributes): New functions.
+ (decl_attributes): Major rewrite.
+ * tree.c (valid_machine_attribute): Now receive name and args.
+
+Thu Mar 30 07:20:14 1995 Paul Eggert <eggert@twinsun.com>
+
+ * protoize.c: Use the phrase `preprocessing directive' consistently.
+ * cccp.c (handle_directive, do_line, skip_if_group): Likewise.
+ (output_line_directive): Renamed from output_line_command.
+ (no_line_directives): Renamed from no_line_commands.
+
+ * cccp.c (rescan): Don't recognize preprocessing directives
+ within macro args. Warn if one is found.
+
+Thu Mar 30 06:20:36 1995 H.J. Lu (hjl@nynexst.com)
+
+ * configure (i[345]86-*-linux*): Set xmake_file=x-linux,
+ tm_file=i386/linux.h, and don't set extra_parts.
+ (i[345]86-*-linux*aout*): New configuration.
+ (i[345]86-*-linuxelf): Deleted.
+ * config/linux{,-aout}.h, config/x-linux, config/xm-linux.h: New files.
+ * config/i386/linux-aout.h: New file.
+ * config/i386/linux.h: Extensive modifications to use ELF format
+ as default.
+ (LIB_SPEC): Don't use libc_p.a for -p. don't use libg.a
+ unless for -ggdb.
+ (LINUX_DEFAULT_ELF): Defined.
+ * config/i386/linuxelf.h,config/i386/x-linux: Files deleted.
+ * config/i386/xm-linux.h: Just include xm-i386.h and xm-linux.h.
+
+Wed Mar 29 19:09:36 1995 Mike Stump <mrs@cygnus.com>
+
+ * libgcc2.c (__throw_type_match): Update to use new calling convention.
+
+Wed Mar 29 14:53:23 1995 Jim Wilson <wilson@cygnus.com>
+
+ * gcc.c (process_command): Delete code modifying gcc_exec_prefix.
+ (main): Put it here after last use of gcc_exec_prefix. For cross
+ compiler, set startfile_prefixes if gcc_exec_prefix is set and
+ standard_startfile_prefix is a relative path.
+
+ * combine.c (make_compound_operation, AND case): Undo July 7, 1994
+ change.
+
+ * mips/mips.md (call_internal1, call_value_internal1): Move %* from
+ start of assembler output to immediately before the jal.
+
+ * mips/mips.c (function_prologue): Put SDB_DEBUGGING_INFO ifdef around
+ code for SDB_DEBUG support.
+ (mips_select_rtx_section, mips_select_section): Change rdata_section
+ to READONLY_DATA_SECTION and sdata_section to SMALL_DATA_SECTION.
+ * mips/mips.h (SMALL_DATA_SECTION): Define.
+
+ * reorg.c (mark_referenced_resources): Make setjmp use all registers.
+
+ * flow.c (mark_used_regs, case SUBREG): Only fall through to REG case
+ if operand is a REG.
+
+ * i960/i960.h (TARGET_SWITCHES): Make -mold-align set
+ TARGET_FLAG_STRICT_ALIGN.
+ (STRICT_ALIGNMENT): Test TARGET_STRICT_ALIGN.
+
+ * sh/sh.c (andcosts): Modify costs to match the hardware, and add
+ explanatory comments.
+
+ * sparc/sol2.h (CPP_PREDEFINES): Add -D__SVR4.
+
+Wed Mar 29 14:30:30 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/rs6000.md (movsf): When moving to/from integer registers,
+ don't move floating point to memory if it is being simulated with
+ -msoft-float.
+
+Wed Mar 29 06:47:36 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-parse.in (initdcl): Only call decl_attributes once.
+ * c-common.c (decl_attributes): Clean up test for __mode__.
+
+Tue Mar 28 08:34:37 1995 John Hassey (hassey@dg-rtp.dg.com)
+
+ * i386.md (adddi3): Don't treat two non-equal MEMs as non-aliasing.
+
+Tue Mar 28 08:20:49 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * a29k.h (CONSTANT_ADDRESS_P): Provide consistent definition.
+
+Tue Mar 28 07:26:41 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (do_xifdef, do_endif): Remove unnecessary pointer comparisons.
+
+Mon Mar 27 20:45:15 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * calls.c (expand_call, store_one_arg): Don't set KEEP in calls
+ to assign_stack_temp.
+ * function.c (preserve_temp_slots): Clear ADDR_TAKEN on item
+ that we are preserving.
+
+Mon Mar 27 14:39:35 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips/mips.h (FIRST_PSEUDO_REGISTER): Increment.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS): Add new register.
+ (MD_REG_LAST): Increment.
+ (ST_REG_FIRST, ST_REG_LAST): Increment.
+ (HILO_REGNUM): Define.
+ (enum reg_class): Add HILO_REG.
+ (REG_CLASS_NAMES): Add "HILO_REG".
+ (REG_CLASS_CONTENTS): Add HILO_REG initializer, and adjust ST_REGS
+ and ALL_REGS initializers.
+ (SECONDARY_RELOAD_CLASS): Remove.
+ (SECONDARY_INPUT_RELOAD_CLASS): Define.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Define.
+ (REGISTER_MOVE_COST): Treat HILO_REG as MD_REGS.
+ (REGISTER_NAMES): Add initialization line.
+ (DEBUG_REGISTER_NAMES): Add "accum".
+ * mips/mips.md: For each instruction which sets HI or LO, clobber
+ HILO_REGNUM with (clobber (match_scratch:MODE N "=a")). Change
+ each explicit reference to register 66 to register 67.
+ (mulsidi3): Change to define_expand.
+ (mulsidi3_internal): New name of old mulsidi3.
+ (mulsidi3_64bit): New insn.
+ (umulsidi3): Change to define_expand.
+ (umulsidi3_internal): New name of old umulsidi3.
+ (umulsidi3_64bit): New insn.
+ (madddi_64bit, umaddi_64bit): New insns.
+ (movdi_internal2): Add case for setting HILO_REG to zero.
+ (reload_indi, reload_outdi): New define_expands.
+ (movsi_internal1, movsi_internal2): Add cases for setting MD_REGS
+ to zero, and for setting a general reg to HILO_REG.
+ (reload_outsi): New define_expand.
+ * mips/mips.c (mips_reg_names): Add "accum".
+ (mips_sw_reg_names): Likewise.
+ (mips_regno_to_class): Map HILO_REGNUM to HILO_REG.
+ (mips_move_1word): Handle moving HILO_REGNUM to a general
+ register. Make sure that the normal MD_REG cases aren't used for
+ HILO_REGNUM. Handle moving zero to a MD_REG.
+ (mips_move_2words): Make sure that the normal MD_REG cases aren't
+ used for HILO_REGNUM. Handle moving zero to a MD_REG.
+ (override_options): Set mips_char_to_class for 'a' and 'b'.
+ (mips_secondary_reload_class): Add in_p argument. Handle
+ HILO_REGNUM.
+
+Mon Mar 27 07:16:05 1995 Warner Losh <imp@village.org>
+
+ * gcc.c: Removed __NetBSD__ from conditional.
+ Declare strerror if HAVE_STRERROR is defined; otherwise
+ declare sys_errlist and sys_nerr.
+ (my_strerror): New function.
+
+Fri Mar 24 18:08:14 1995 Jason Merrill <jason@python.cygnus.com>
+
+ * i386/linux.h (LIB_SPEC): Don't try to link with libraries we
+ know only exist in archive form unless -static.
+
+Fri Mar 24 16:12:16 1995 Doug Evans <dje@cygnus.com>
+
+ * Makefile.in (multilib.h): Depend on Makefile, not config.status.
+
+Fri Mar 24 15:01:17 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/rs6000.h (TARGET_MULTIPLE_SET): New target_flags bit that
+ indicates -mmultiple or -mno-multiple was explicitly passed by the
+ user, and not set as part of the cpu defaults.
+ (TARGET_SWITCHES): Set TARGET_MULTIPLE_SET bit for both -mmultiple
+ and -mno-multiple.
+
+ * rs6000/rs6000.c (rs6000_override_options): If -mmultiple or
+ -mno-multiple was explicitly used, don't override the setting with
+ the processor default.
+
+Wed Mar 22 21:42:13 1995 Doug Evans <dje@cygnus.com>
+
+ * i960/i960.c (i960_function_arg_advance): Ensure all regs marked
+ as used if stack is also used (for va_start).
+ (i960_setup_incoming_varargs): Rewrite to be similar to Intel's
+ version, but don't allocate reg block unless necessary.
+ * ginclude/va-i960.h (varargs va_start): Save g14 explicitly.
+ Account for arguments preceding va_alist.
+
+Wed Mar 22 13:24:55 1995 Torbjorn Granlund <tege@adder.cygnus.com>
+
+ * pa.c (singlemove_string): Handle SFmode constants again. Simplify.
+ (zdepi_cint_p): Make some variables HOST_WIDE_INT.
+ (lhs_lshift_cint_operand): Likewise.
+ (output_and): Likewise.
+ (output_ior): Likewise.
+
+Wed Mar 22 12:40:09 1995 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * sh.md (udivsi3): Don't clobber register 6.
+ (udivsi3, divsi3, mulsi3_call): Use a pseudo-reg with regclass 'z'
+ for output rather than hard register 0.
+ (block_move_real): Don't clobber registers 4 and 5.
+
+ * mips.c (mips_select_section): Apply constant DEC_INITIAL tests
+ only to VAR_DECLs.
+
+Wed Mar 22 03:53:17 1995 Richard Stallman <rms@mole.gnu.ai.mit.edu>
+
+ * config.sub (rm400, rm600): New machine names.
+ (sinix5.*, sinix): New os aliases.
+ (mips-siemens): Default os to sysv4.
+
+Mon Mar 20 21:56:47 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ Merged Paul Eggert's patch to cccp.c of Wed Mar 8 18:21:51 1995:
+ * cpplib.c (do_include): Fix type typo: pcfbuflimit is char *, not int.
+
+ Merged Doug Evans' patch to cccp.c of Mon Feb 27 17:06:47 1995:
+ * cpplib.c (do_include): Check for redundant file before opening in
+ relative path case. Don't call fstat unnecessarily.
+
+ Merged J.T. Conklin's patch to cccp.c of Wed Feb 22 20:29:31 1995:
+ * cpperror.c: Removed __NetBSD__ from conditional.
+
+ Merged Kenner's patch to cccp.c & cexp.y of Tue Sep 20 17:49:47 1994:
+ * cppexp.c (struct operation): Make value by HOST_WIDE_INT.
+ (cpp_parse_expr): Change return type to HOST_WIDE_INT.
+ * cpplib (eval_if_expr): Likewise.
+ (do_if, do_elif): Update appropriately.
+ * cpplib.h (cpp_parse_expr): Removed, to avoid defining HOST_WIDE_INT.
+
+ Merged Paul Eggert's patch to cccp.c of Mon Aug 8 19:42:09 1994:
+ * cpplib.c (create_definition): Warn about `#define a@', since a
+ diagnostic is now required (see ISO TC1's addition to subclause 6.8).
+ Also warn about `#define is-empty(x) (!x)'.
+
+Tue Mar 21 00:10:50 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
+
+ * x-pa (CC): Add "-Dbsd4_4".
+
+Mon Mar 20 18:40:31 1995 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * toplev.c (print_error_function): New function hook.
+ (default_print_error_function): New function. Default value
+ of print_error_function. Code moved here from report_error_function.
+ (report_error_function): Use print_error_function hook.
+
+Mon Mar 20 20:27:43 1995 Doug Evans <dje@cygnus.com>
+
+ * cccp.c (do_xifdef): Handle c++ comments.
+ (do_endif): Likewise.
+
+Mon Mar 20 15:31:45 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * configure (i386 configurations): Prepend i386/ to t-crt*.
+
+Mon Mar 20 07:58:04 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * stmt.c (fixup_gotos): Add missing call from last change.
+
+ * objc/misc.c: Put Alpha-specific decls before #include of runtime.h.
+
+ * alpha.h (EXTRA_SECTIONS): Write zeros first time in .rdata.
+
+Sat Mar 18 16:37:24 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * flow.c (mark_used_regs, case SUBREG): Set reg_changes_size even
+ for integer modes.
+ (mark_used_regs): Set reg_changes_size for RHS, if necessary.
+ * combine.c (gen_lowpart_for_combine): Set reg_changes_size, if needed.
+ * reload.c (push_reload): Reload a SUBREG if paradoxical and
+ class is CLASS_CANNOT_CHANGE_SIZE.
+ * reload1.c (gen_reload): Handle paradoxical SUBREGs.
+ * alpha.h (SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS): Need GENERAL_REGS
+ for paradoxical SUBREG and FLOAT_REGS.
+ (SECONDARY_NEEDED_MODE): Use actual mode for 4 bytes or wider.
+ * alpha.md (movsi): Allow FP regs and add case for store of FP reg.
+ Remove cvtlq from MEM to FP reg case.
+
+ * rtl.h (emit_insns_after): Add declaration.
+ * stmt.c (fixup_gotos): Do a cleanup for a block when it is exited
+ even if label if not defined yet.
+
+ * function.c (pop_function_context): Fix error in last change;
+ reference old value of current_function_decl before we modify it.
+
+Fri Mar 17 21:57:44 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * toplev.c (rest_of_compilation): Handle -Wreturn-type properly
+ for inlines we aren't compiling yet.
+
+Fri Mar 17 21:26:48 1995 Mike Stump <mrs@cygnus.com>
+
+ * libgcc2.c (__register_exceptions): Handle empty tables.
+
+Fri Mar 17 11:48:31 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * i386/winnt.c (winnt_function_prologue): Deleted.
+ (gen_stdcall_suffix): New function.
+
+Thu Mar 16 17:36:52 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * svr4.h (LINK_SPEC): If the user did not specify -h name, use the
+ output file name, if any.
+ * sparc/sol2.h (LINK_SPEC): Ditto. Also, if the user did not
+ specify -R path, add an -R for each -L.
+
+ Move SunOS 4-specific assembler switches into the appropriate place.
+ * m68k/sun[23].h (ASM_SPEC): Add %{R} %{j} %{J} %{h} %{d2}
+ %{keep-local-as-symbols:-L}.
+ * i386/sun.h (ASM_SPEC): Add %{R} %{keep-local-as-symbols:-L}.
+ * sparc/sparc.h (ASM_SPEC): Ditto.
+ * gcc.c (default_compilers): Remove %{R} %{j} %{J} %{h} %{d2}
+ %{keep-local-as-symbols:-L} from assembler rules.
+
+Thu Mar 16 16:58:09 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/eabi-ctors.c: New file, handle C++ static constructors
+ and destructors without requiring anything else from a libc.
+
+ * rs6000/t-eabi (LIB2FUNCS_EXTRA): Build eabi-ctors.c.
+
+ * rs6000/eabi.asm: Do not load up register 2 if there is no .got
+ section. Jump to the __do_global_ctors function at the end of
+ processing to call C++ static constructors, and it will return to
+ __eabi's caller. Use normal volatile registers, instead of saving
+ and restoring registers 30 and 31.
+
+ * rs6000/eabi.h (STARTFILE_SPEC): Define as null.
+ (LIB_SPEC): Ditto.
+ (ENDFILE_SPEC): Ditto.
+ (LIBGCC_SPEC): Always look for libgcc.a.
+
+Thu Mar 16 17:05:14 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * stmt.c (warn_if_unused_value, case SAVE_EXPR): New case.
+ (warn_if_unused_value, case NOP_EXPR): OK if CALL_EXPR inside.
+
+ * c-common.c (decl_attributes): Allow alignment for TYPE_DECLs.
+
+ * Makefile.in (xsys-protos.h): Fix typo in -U operand.
+
+Thu Mar 16 13:49:10 1995 Per Bothner <bothner@rtl.cygnus.com>
+
+ * cpplib.c, cpplib.h: New files - a C PreProcessor library.
+ * cpphash.c, cpphash.h, cppalloc.c, cpperror.c, cppexp.c:
+ New files - utility features used by cpplib.
+ * cppmain.c: New file - cpp replacement main program for cpplib.
+ * Makefile.in: New rules to build cppmain.
+
+Thu Mar 16 16:11:05 1995 Douglas Rupp (drupp@cs.washington.edu)
+
+ * i386/winnt.h (FUNCTION_PROLOGUE, HAVE_probe, gen_probe): Deleted.
+ (ENCODE_SECTION_INFO, VALID_MACHINE_DECL_ATTRIBUTE): New macro.
+
+Thu Mar 16 15:58:24 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * combine.c (apply_distributive_law, case SUBREG): Fix typo when
+ checking for paradoxical SUBREG.
+
+Wed Mar 15 18:45:08 1995 Doug Evans <dje@cygnus.com>
+
+ * libgcc1-test.c: Renamed from cross-test.c.
+ * Makefile.in (LIBGCC1_TEST): Renamed from CROSS_TEST.
+ (all.cross): Delete $(ENQUIRE) dependency.
+ (libgcc1-test): Renamed from cross-test.
+ Delete unnecessary gcc-cross and $(LIBGCC) dependencies.
+ Link with -nostartfiles -nostdlib
+ `$(GCC_FOR_TARGET) --print-libgcc-file-name`.
+ (libgcc1-test.o): Renamed from cross-test.o.
+ Change gcc-cross dependency to xgcc since the latter is used.
+
+Wed Mar 15 13:49:21 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * tree.c (save_tree_status): Now takes a tree 'context' instead of
+ a boolean 'toplevel' as an argument. If 'context' is not
+ current_function_decl, create a new obstack for the new function.
+ Also save inline_obstacks.
+ (restore_tree_status): No longer takes a second argument. Also
+ restore inline_obstacks.
+ (temporary_allocation): Clear inline_obstacks.
+ (permanent_allocation): Free up the obstacks in inline_obstacks.
+
+ * function.h (struct function): New fields contains_functions and
+ inline_obstacks.
+
+ * function.c (push_function_context_to): Now takes a tree
+ 'context' instead of a boolean 'toplevel' as an argument.
+ Also save current_function_contains_functions.
+ (push_function_context): Pass current_function_decl to it.
+ (pop_function_context_from): Takes 'context' instead of 'toplevel'.
+ Set current_function_contains_functions properly.
+ (pop_function_context): Pass current_function_decl to it.
+
+Wed Mar 15 14:53:09 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/rs6000.md (abssi2): Turn into a define_expand. If
+ TARGET_POWER, do old code that uses the abs instruction. If not,
+ do abs in three instructions, using a temporary register, which
+ enables generating more reasonable code for sne. Add a recognizer
+ for negative of the absolute value. Add define_splits for the
+ PowerPC.
+ (sne insn): Add a recognizer for sne on the PowerPc to use two
+ instructions, compared to the four generated using the absolute
+ value insn.
+
+Tue Mar 14 18:38:40 1995 J.T. Conklin <jtc@cygnus.com>
+
+ * m68k.md ({add,sub,mul,div}[sdx]f3): Add new patterns for recognizing
+ SImode, HImode, and QImode operands.
+
+Mon Mar 13 18:59:36 EST 1995 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (CPP_SPEC): Add PPC403.
+ (processor_type): Add PPC403.
+ (RTX_COSTS): Add PPC403.
+ * powerpc.h (CPP_SPEC): Add PPC403.
+ * sysv4.h (CPP_SPEC): Add PPC403.
+ * rs6000.c (processor_target_table): Add PPC403.
+ * rs6000.md (define_attr cpu and function units): Add PPC403.
+
+Mon Mar 13 14:40:23 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/rs6000.md (call, call_value insns): Do not put a nop
+ after a bl instruction on System V.4 and eABI.
+
+ * rs6000/sysv.4 (SUBTARGET_SWITCHES): Add support for
+ -mno-traceback to suppress the V.4 traceback word.
+ (ASM_DECLARE_FUNCTION_NAME): Don't put out a traceback work if
+ -mno-traceback.
+
+Mon Mar 13 13:36:37 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * t-svr4, i386/t-{crtpic,sol2}, m88k/t-svr4, sparc/t-sol2:
+ Use -fPIC, rather than -fpic, for building crtstuff.
+
+Sat Mar 11 17:27:08 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * configure: Use aix3newas.h for AIX 3.2.4 and 5.
+ * rs6000/aix41.h: Undefine ASM_OUTPUT_EXTERNAL{,_LIBCALL}.
+ * rs6000/aix3newas.h: New file. Define ASM_SPEC to -u, and
+ undefine ASM_OUTPUT_EXTERNAL{,_LIBCALL}.
+
+Sat Mar 11 06:42:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * dbxout.c (dbxout_symbol): Properly handle decl whose DECL_NAME
+ points to a TYPE_DECL with a zero TYPE_NAME.
+
+Fri Mar 10 18:18:33 1995 Torbjorn Granlund <tege@cygnus.com>
+
+ * pa.h (PROMOTE_MODE): Define.
+
+Fri Mar 10 14:37:58 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * sdbout.c (sdbout_record_type_name): If TYPE_NAME is
+ a TYPE_DECL, get name from DECL_NAME.
+
+Fri Mar 10 14:09:26 1995 Doug Evans <dje@cygnus.com>
+
+ * arm/riscix.h (SUBTARGET_SWITCHES): Renamed from
+ ARM_EXTRA_TARGET_SWITCHES.
+ * arm/riscix1-1.h (SUBTARGET_SWITCHES): Likewise.
+ * arm.h (SUBTARGET_SWITCHES): Likewise.
+ (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
+ (TARGET_SWITCHES): Add -msoft-float, -mhard-float.
+ (BYTES_BIG_ENDIAN): Delete #ifndef/#endif.
+ (CONDITIONAL_REGISTER_USAGE): If -msoft-float, disable fp regs.
+ (FUNCTION_VALUE): R16 is return reg only if !-msoft-float.
+ (LIBCALL_VALUE): Likewise.
+ * arm.md (all fp patterns): Conditionalize on TARGET_HARD_FLOAT.
+ (*movsf_soft_insn, *movdf_soft_insn): New patterns.
+
+Fri Mar 10 13:53:46 1995 Jim Wilson <wilson@cygnus.com>
+
+ * reorg.c (steal_delay_list_from_target): Exit at the top if the
+ branch in SEQ is not a single set.
+
+ * sh.md (movdi define_split, movdf define_split): Correct indentation
+ and formatting. Make the condition fail if an operand is a MEM
+ with an auto-inc address.
+
+ * varasm.c (copy_constant): Copy operand of ADDR_EXPR if it is a
+ constant.
+
+ * mips/abi64.h (SETUP_INCOMING_VARARGS): Correct arguments to
+ move_block_from_reg call.
+
+ * expr.c (expand_assignment): When offset is zero, make new MEM
+ before setting MEM_VOLATILE_P.
+
+ * reload.c (find_reloads, case 'o'): Accept a fully reloaded
+ auto-increment address.
+
+ * combine.c (max_uid_cuid): New static variable.
+ (INSN_CUID): Call abort if INSN is out of range.
+ (combine_instructions): Set max_uid_cuid. Set uid_cuid directly
+ instead of through INSN_CUID.
+ (get_last_value): Use prev_real_insn instead of prev_nonnote_insn.
+ Ignore USE insns generated by combine.
+
+Fri Mar 10 13:47:08 1995 Rod Barman <rodb@cs.ubc.ca>
+
+ * m68k/fpgnulib.c (__fixdfsi): Catch values < 0.5 in magnitude.
+
+Fri Mar 10 12:02:33 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * fixincludes: Fix `typedef struct term;' on hppa1.1-hp-hpux9.
+
+Fri Mar 10 05:50:11 1995 Oliver Kellogg (Oliver.Kellogg@RST13.DASA.DBMAIL.d400.de)
+
+ * 1750a.c (sectname): Reverse Init and Normal.
+ (print_operand_address, case PLUS): Add case for LABEL_REF.
+ (print_operand_address, case LABEL_REF): Split fom SYMBOL_REF.
+ (print_operand_address, case CODE_LABEL): New case.
+ (ASM_FILE_END): Delete.
+ * 1750a.h (FUNCTION_EPILOGUE): Restore stack before freeing local vars.
+ (DEFAULT_SIGNED_CHAR): Now 1.
+ (DATA_SECTION_ASM_OP): Use pseudo-op for read-only data (later copied).
+ (JUMP_TABLES_IN_TEXT_SECTION): Define.
+ (ASM_OUTPUT_ASCII): Split into multiple lines if long.
+ (ASM_OUTPUT_{CHAR,SHORT,INT,LONG_INT}): Split up.
+ (ASM_OUTPUT_COMMON): Call check_section.
+
+Thu Mar 9 12:46:53 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md (movsf): Do not call truncdfsf2 for non PowerPC
+ when expanding a store to memory and -msoft-float was used.
+
+Thu Mar 9 08:51:35 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-decl.c (start_function): Handle new parameter ATTRIBUTES.
+ * c-tree.h (start_function): Add new parameter.
+ * c-lang.c (finish_file): Pass new parm to start_function.
+ * objc-act.c (build_module_descriptor, really_start_method): Likewise.
+ * c-parse.in (fndef, nested_function): Pass prefix_attributes
+ to start_function.
+ (setspecs): Save prefix_attributes in declspec_stack.
+ (decl rules): Restore prefix_attributes along with current_declspecs.
+ (setattrs): Concatenate prefix_attributes to previous value.
+ * c-common.c (decl_attributes): Handle prefix and suffix attributes
+ the same way.
+
+ * print-tree.c (print_node): Fix typo in printing large INTEGER_CST.
+
+ * varasm.c (assemble_variable): Consistently use DECL_SIZE for
+ everything.
+
+ * c-typeck.c (convert_for_assignment): Fix typo in testing for
+ pointer to function type.
+
+ * varasm.c (record_constant_1): Handle NON_LVALUE_EXPR.
+ Rewrite to use switch instead of if/then/elseif/else.
+
+Wed Mar 8 18:21:51 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (do_include): Fix type typo: pcfbuflimit is char *, not int.
+
+Wed Mar 8 17:30:29 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (force_fit_type): Always propagate OVERFLOW.
+
+ * rtl.def (INLINE_HEADER): Add new "e" field.
+ * rtl.h (FORCED_LABELS): New field; other fields adjusted.
+ (gen_inline_header_rtx): New parm FORCED_LABELS.
+ * emit-rtl.c (gen_inline_header): Add new parm FORCED_LABELS.
+ * integrate.c (initialize_for_inline, output_inline_function):
+ Handle FORCED_LABELS.
+
+Wed Mar 8 13:47:20 1995 Jason Merrill (jason@cygnus.com)
+
+ * alpha.h (WORD_SWITCH_TAKES_ARG): Add -rpath.
+ (LINK_SPEC): Pass through -taso and -rpath.
+ * alpha/osf12.h (LINK_SPEC): Ditto.
+
+Wed Mar 8 09:59:56 1995 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/eabi.asm: Rewrite so that the initialized pointers go
+ into the .got2 section, which allows eabi.asm to be assembled with
+ the -mrelocatable option. Move the data picked up from the bl
+ instruction to before the traceback tag.
+
+ * rs6000/sysv4.h (CPP_SPEC): Define _RELOCATABLE if -mrelocatable
+ switch is used.
+
+ * libgcc2.c (__new_handler): Don't initialize the pointer variable
+ with the address of __default_new_handler, which may not work in
+ some shared library mechanisms.
+ (__builtin_new): If __new_handler is NULL, call the function
+ __default_new_handler.
+
+Tue Mar 7 17:34:59 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * i960.h (PROCESS_PRAGMA): Define.
+ (ROUND_TYPE_ALIGN): Pass maximum of COMPUTED and SPECIFIED to
+ i960_round_align.
+ (ROUND_TYPE_SIZE): Delete.
+ * i960.c (process_pragma): Uncomment, and rewrite for gcc 2.
+ (i960_round_size): Delete.
+ (i960_round_align): Don't adjust suggested alignment downward.
+ Restrict alignment to value set by #pragma align.
+
+Tue Mar 7 12:14:46 1995 Doug Evans <dje@cygnus.com>
+
+ * configure (sparc64-*-elf): Add crtbegin.o, crtend.o to extra_parts.
+ * sparc/sp64-elf.h (TARGET_VERSION): Define.
+ (CPP_PREDEFINES): Delete sun, sparc, unix. Delete OS assertions.
+ (ASM_SPEC): Define.
+ (LINK_SPEC): Delete solaris stuff, this is an embedded target.
+ (STARTFILE_SPEC, ENDFILE_SPEC): Define.
+
+Mon Mar 6 17:54:01 1995 Doug Evans <dje@cygnus.com>
+
+ * Makefile.in (install-common): Fix typo in installation of cpp.
+ Likewise with gcc-cross.
+
+Mon Mar 6 02:29:05 1995 Jeffrey A. Law <law@mole.gnu.ai.mit.edu>
+
+ * pa.md (movsicc): New expander.
+
+Fri Mar 3 13:34:20 1995 Michael Meissner (meissner@cygnus.com)
+
+ * rs6000/sysv4.h (ASM_SPEC): If -mrelocatable was passed to
+ compiler, pass it on to the assembler.
+
+Fri Mar 3 12:11:28 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * fixincludes: Add fixes for VxWorks header files.
+ * ginclude/stddef.h: If VxWorks typedef macros are defined, invoke
+ them as appropriate.
+
+Fri Mar 3 05:48:54 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (dump_single_macro): Fix typo: % wasn't properly
+ doubled in printf formats.
+
+Thu Mar 2 19:44:02 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * expr.c (expand_expr, CLEANUP_POINT_EXPR): Force the operand out
+ of memory before running cleanups.
+
+Thu Mar 2 19:15:24 1995 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (rescan): Prevent accidental token-pasting to
+ get !=, *=, /=, ==, or ^=.
+
+Thu Mar 2 15:37:13 1995 Jason Merrill <jason@phydeaux.cygnus.com>
+
+ * c-typeck.c (build_binary_op): Avoid spurious warning
+ comparing enumerator to unsigned variable.
+
+Thu Mar 2 18:18:38 1995 J.T. Conklin <jtc@netbsd.org>
+
+ * m68k.md (sqrtsf2,sqrtdf2): Use fp precision specifiers.
+
+Thu Mar 2 18:09:01 1995 Stephen L Moshier (moshier@world.std.com)
+
+ * c-lex.c (yylex, case !NOT_FLOAT): Remove previous change.
+
+Thu Mar 2 15:26:50 1995 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * Makefile.in (bootstrap*): Pass new STAGE_PREFIX to recursive makes.
+
+Wed Mar 1 14:52:16 1995 Ian Lance Taylor <ian@cygnus.com>
+
+ * i960/i960-coff.h (ASM_FILE_START): Define.
+ (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define.
+ (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Define.
+ (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Define.
+ (INT_ASM_OP): Define.
+ (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
+ * i960/vx960-coff.h (CPP_PREDEFINES): Define.
+ (CPP_SPEC): Define.
+ (CC1_SPEC): Default to -mca.
+
+Wed Mar 1 11:10:54 1995 Michael Meissner (meissner@cygnus.com)
+
+ * rs6000/rs6000.c (output_prologue): Do not emit the word that
+ gives the PC relative location to the local GOT table for the
+ -mrelocatable option here.
+ * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Emit it here.
+
+ * t-eabi (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Build -msoft-float
+ and -mrelocatable versions of the library.
+
+ * rs6000/powerpc.h (CPP_PREDEFINES): Define the cpu and machine as
+ powerpc, not rs6000.
+
+ * libgcc2.c (_unwind_function): Clone for powerpc, using the
+ PowerPC mnemonics.
+
+ * rs6000/rs6000.md (uminsi3, umaxsi3): Silence warnings that
+ -2147483648 is too large to fit in a signed integer on 32-bit
+ hosts.
+
+Wed Mar 1 06:48:31 1995 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * fold-const.c (decode_field_reference): Don't check TREE_CODE
+ of EXP; let get_inner_reference decide if have reference.
+ Allow no bit reference if have AND_MASK.
+ (all_ones_mask_p): Use tree_int_cst_equal, not operand_equal_p.
+ (unextend): New function.
+ (fold_truthop): For constant cases, use new function, rework
+ conversion, and warn if comparison can never be true.
+
+ * expr.c (store_expr): Do conversion in two steps for promoted lhs.
+
+See ChangeLog.9 for earlier changes.
--- /dev/null
+Wed Dec 31 18:40:26 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * stmt.c (expand_asm_operands): Treat ASM with no outputs as volatile.
+
+Wed Dec 31 08:03:45 1997 Paul Eggert <eggert@twinsun.com>
+
+ * toplev.c (flag_verbose_asm): Default to 0, not 1.
+
+ * i386/bsd386.h (ASM_COMMENT_START): Define to " #".
+
+Tue Dec 30 17:38:55 1997 Jim Wilson <wilson@cygnus.com>
+
+ * unroll.c (find_splittable_givs): Handle givs with
+ dest_reg created by loop.
+
+Tue Dec 30 14:21:33 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * svr4.h (LINK_SPEC): Never specify -h.
+ * ptx4.h (LINK_SPEC): Likewise.
+ * rs6000/sysv4.h (LINK_SPEC): Likewise.
+ * sparc/sol2.h (LINK_SPEC): Likewise.
+
+Tue Dec 30 06:15:23 1997 Philippe De Muyter <phdm@macqel.be>
+
+ * libgcc2.c (_eh_compat): Do not include stdlib.h, but provide a
+ private extern declaration for malloc.
+
+Mon Dec 29 06:56:41 1997 Laurent Guerby <guerby@gnat.com>
+
+ * Makefile.in (stmp-int-hdrs): Add "touch".
+
+Sun Dec 28 19:36:05 1997 Stephen L Moshier <moshier@mediaone.net>
+
+ * mips.h (CACHE_FLUSH_FUNC): New, defaults to _flush_cache.
+ (INITIALIZE_TRAMPOLINE): Use it.
+ * mips/ultrix.h (CACHE_FLUSH_FUNC): Define as cacheflush.
+ * mips/news4.h (CACHE_FLUSH_FUNC): Likewise.
+
+Sun Dec 28 08:19:13 1997 Paul Eggert <eggert@twinsun.com>
+
+ * arm.c: Don't include assert.h.
+ * i960.c: Likewise.
+ (i960_arg_size_and_align): Rewrite to avoid assert.
+ * m88k.c: Don't include assert.h.
+ (expand_block_move): Rewrite to avoid assert.
+ * except.c: Don't include assert.h.
+ (scan_region): Rewrite to avoid assert.
+ (save_eh_status, restore_eh_status, scan_region): Don't bother
+ testing whether pointer is null.
+ * dwarfout.c, dwarf2out.c: Do not include assert.h.
+ (assert): New macro, since we can't use system assert.
+
+Sat Dec 27 19:08:17 1997 Stephen L Moshier <moshier@mediaone.net>
+
+ * mips/ultrix.h (DWARF2_UNWIND_INFO): Define as 0.
+
+Fri Dec 26 05:57:06 1997 Philippe De Muyter <phdm@macqel.be>
+
+ * m68k/mot3300.h (FINALIZE_TRAMPOLINE): Macro defined.
+ * libgcc2.c (__clear_insn_cache): New sysV68-specific helper function
+ for trampolines.
+
+Thu Dec 25 15:22:43 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * rs6000.c (function_arg_padding): All aggregates pad upward.
+
+Wed Dec 24 18:05:13 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * sparc.c: Add prototypes for static functions.
+ (check_pic): Check for form of pic_pc_rtx, not it itself.
+ (pic_setup_code): New function, from finalize_pic.
+ (finalize_pic): Call pic_setup_code and insert after nonlocal_receiver.
+ * sparc.md (nonlocal_goto_receiver): New pattern.
+
+Tue Dec 23 05:54:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_builtin_setjmp): Call builtin_setjmp_receiver.
+ * mips.md (builtin_setjmp_receiver): New pattern.
+
+ * crtstuff.c (__do_global_ctors_aux): Add missing call to
+ FORCE_INIT_SECTION_ALIGN and go back to text section.
+ * i386/sol2.h (FORCE_INIT_SECTION_ALIGN): Remove loop.
+
+ * expr.c (do_store_flag): For shift, get bit count using tree_pow2.
+
+Tue Dec 23 05:21:18 1997 Paul Eggert <eggert@twinsun.com>
+
+ * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT too.
+
+Mon Dec 22 19:30:59 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * sdbout.c (plain_type_1): Add missing checks for named types "char"
+ and "int" and check for int by size first.
+
+Mon Dec 22 19:13:58 1997 Manfred Hollstein <manfred@s-direktnet.de>
+
+ * m68k/xm-mot3300.h (ADD_MISSING_{POSIX,XOPEN}): Define.
+ * m88k/xm-sysv3.h: Likewise.
+
+ * configure.in (getrlimit, setrlimit): Call AC_CHECK_FUNCS.
+ * cccp.c (main): Check HAVE_{G,S}ETRLIMIT in addition to RLIMIT_STACK.
+ * toplev.c (main): Likewise.
+
+ * fixincludes (target_canonical): New variable.
+ (size_t): Add support for Motorola's stdlib.h which fails to provide
+ a definition for size_t.
+ (str{len,spn,cspn} return value): Handle different layout on sysV88.
+ (fabs/hypot): Provide a fake for hypot which is broken on
+ m88k-motorola-sysv3; emit a prototype for fabs on m88k-motorola-sysv3.
+
+ * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in definition.
+ (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
+
+Mon Dec 22 19:05:49 1997 Richard Henderson <rth@cygnus.com>
+
+ * sparc.md (jump): Don't use the annul bit around an empty loop.
+
+Mon Dec 22 18:52:56 1997 Robert Lipe <robertl@dgii.com>
+
+ * i386/x-sco5 (CLIB) Deleted.
+ (ALLOCA) Added.
+ * i386/xm-sco5.h (USE_C_ALLOCA) Added.
+
+Mon Dec 22 18:42:16 1997 Philippe De Muyter <phdm@macqel.be>
+
+ * m68k/mot3300Mcrt0.S (mcount): Function removed.
+ (__stop_monitor): New function.
+ * m68k/mot3300-crt0.S (__stop_monitor): New (empty) function.
+ (mcount, mcount%, monitor): Common symbols removed.
+ * m68k/mot3300.h (FUNCTION_PROFILER): USE_GAS and !USE_GAS versions
+ fixed and merged.
+ (EXIT_BODY): Always call __stop_monitor without tricky tests.
+
+Mon Dec 22 18:35:05 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * objc/Make-lang.in (runtime-info.h, libobjc_entry.o): Create in
+ build directory.
+ (libobjc.a): Update dependency list.
+ (libobjc.dll): Likewise. Use libobjc_entry.o from build directory.
+ (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
+ (objc.mostlyclean): Remove runtime-info.h.
+
+Mon Dec 22 18:27:47 1997 Paul Eggert <eggert@twinsun.com>
+
+ * libgcc2.c (_eh_compat): New section.
+ * Makefile.in (LIB2FUNCS): Add _eh_compat.
+
+Mon Dec 22 17:52:37 1997 Marcus G. Daniels <mgd@wijiji.santafe.edu>
+
+ * objc/init.c (_objc_load_callback): Don't initialize.
+
+Sun Dec 21 15:06:00 1997 Paul Eggert <eggert@twinsun.com>
+
+ * mips/xm-iris5.h (HAVE_INTTYPES_H): Force undefined.
+
+Sun Dec 21 14:51:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * dwarf2out.c (add_bound_info, case COMPONENT_REF): New case.
+
+Sun Dec 14 06:49:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_expr, case PLACEHOLDER_EXPR): Use placeholder_list
+ expression in preference to any other if correct type.
+
+ * i386.h (INITIAL_ELIMINATION_OFFSET): Correctly test for PIC
+ register used.
+
+Sat Dec 13 06:11:32 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * frame.h (__register_frame_info_table): Fix typo in declaration.
+
+Fri Dec 12 07:55:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * function.c (purge_addressof_1): For (mem (address (mem ...)),
+ when collapsing, preserve mode of outer MEM.
+
+ * frame.c (__register_frame_info): Renamed from __register_frame.
+ (__register_frame_info_table, __deregister_frame_info): Similarly.
+ * frame.h (__{,de}register_frame_info): Likewise.
+ (__register_frame_info_table): New declaration.
+ * crtstuff.c (__do_global_dtors{,_aux}): Rename __deregister_frame.
+ (frame_dummy, __do_global_ctors): Likewise for __register_frame.
+ * collect2.c (write_c_file_{stat,glob}): Rename __register_frame
+ to __register_frame_info and similarly for __deregister_frame and
+ __register_frame_table.
+
+ * sched.c (remove_dependencies): Set RTX_INTEGRATED_P on dependency
+ we delete. Properly update prev for multiple consecutive deletions.
+ (priority): Skip deleted dependence.
+
+ * integrate.c (initialize_for_inline): In DECL_RTL of a PARM_DECL,
+ look inside a (mem (addressof (mem ...))).
+
+Fri Dec 12 05:49:58 1997 Paul Eggert <eggert@twinsun.com>
+
+ * collect2.c (write_c_file_glob):
+ Allocate initial frame object in static storage and pass its address.
+
+Thu Dec 11 18:01:31 1997 Philippe De Muyter <phdm@macqel.be>
+
+ * acconfig.h (NEED_DECLARATION_GETENV): Define slot added.
+
+Thu Dec 11 17:54:23 1997 Paul Eggert <eggert@twinsun.com>
+
+ * crtstuff.c (__do_global_ctors): Fix typo in last change.
+
+Wed Dec 10 18:38:28 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * libgcc2.c (__bb_exit_func): Fix test of return value of fopen.
+
+Wed Dec 10 07:07:37 1997 Bernd Schmidt <crux@starsky.Informatik.RWTH-Aachen.DE>
+ * combine.c (simplify_rtx, case ABS): Don't get confused by a
+ VOIDmode operand.
+
+Tue Dec 9 17:44:14 1997 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (FUNCTION_ARG_PADDING): Define.
+ * rs6000.c (function_arg_padding): New function.
+
+Tue Dec 9 08:53:56 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
+
+Mon Dec 8 19:23:58 1997 Pat Rankin <rankin@eql.caltech.edu>
+
+ * toplev.c (get_run_time): [#if VMS] Cast arg in times call.
+
+ * vax/xm-vms.h (HAVE_UNISTD_H): Define for DEC C.
+ * make-cccp.com [CC]: Add /Prefix=All for DEC C.
+
+Mon Dec 8 08:09:17 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * stmt.c (expand_decl_cleanup_no_eh): Properly return a value.
+
+ * fold-const.c (fold_convert): Don't flag overflow when converting
+ pointer to integer.
+
+Sun Dec 7 09:42:05 1997 Pat Rankin <rankin@eql.caltech.edu>
+
+ * make-gcc.com (@make-l2): Pass along any command line arguments.
+ * make-l2.com: Add latent support to compile cp/inc/* if `cc1plus'
+ is specified [currently disabled].
+ * make-cc1.com: When building with GNU C, use -O2.
+ * make-cccp.com: Likewise.
+
+Sun Dec 7 06:56:48 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * crtstuff.c (__do_global_ctors): Add missing arg to __register_frame.
+
+ * collect2.c (write_c_file_stat): Fix error in last change;
+ use __SIZE_TYPE__, not size_t.
+
+Sun Dec 7 05:50:43 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (strings.h): Fix misspelling of `include' introduced
+ in last change to this file.
+
+Sat Dec 6 18:54:11 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha/vms.h (CPP_PREDEFINES): Remove redundant setting
+ of GCC version and unneeded setting of __VMS_VER.
+
+Fri Dec 5 07:24:36 1997 Richard Stallman <rms@gnu.org>
+
+ * sparc/linux64.h (TARGET_VERSION): Write "GNU/Linux".
+ * sparc/linux.h, sparc/linux-aout.h, rs6000/linux.h: Likewise.
+ * m68k/linux.h, arm/linux.h, alpha/{linux,elf}.h: Likewise.
+ * listing: Change linux to gnu-linux.
+
+Fri Dec 5 06:23:22 1997 Paul Eggert <eggert@twinsun.com>
+
+ Alter C startup code so that it doesn't invoke malloc on Solaris.
+ * frame.h (struct object): Decl moved here from frame.c.
+ * frame.c (struct object): Move decl to frame.h.
+ ("frame.h"): Include after <stddef.h>, so that size_t is defined.
+ (__register_frame, __register_frame_table, __deregister_frame):
+ It's now the caller's responsibility to allocate storage for object.
+ * crtstuff.c (frame_dummy), collect2.c (write_c_file_stat):
+ Allocate initial frame object in static storage and pass its address.
+ * crtstuff.c (<stddef.h>, "frame.h"): Include.
+ * Makefile.in ($(T)crtbegin.o, $(T)crtend.o, stamp-crtS):
+ Depend on defaults.h and frame.h.
+
+ * Makefile.in (RTL_H, TREE_H): Add gansidecl.h.
+ (DEMANGLE_H): New macro. All dependencies on demangle.h
+ changed to $(DEMANGLE_H).
+ (RECOG_H): Likewise.
+ (libgcc2.a, stmp-multilib): Add dependencies on frame.h, gansidecl.h.
+ (collect.o): Add dependency on gansidecl.h.
+ (gcc.o, choose-temp.o, pexecute.o, prefix.o): Likewise.
+ (obstack.o, choose-temp.o, pexecute.o): Add dependency on $(CONFIG_H).
+
+Fri Dec 5 06:20:06 1997 Dean Deaver <deaver@amt.tay1.dec.com>
+
+ * arm.md (casesi_internal): Add USE of label.
+
+Fri Dec 5 05:59:44 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * configure.in (sys/times.h): Check for this instead of times.h.
+ * cpplib.c, toplev.c: Properly test for and include sys/times.h.
+
+Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (final_prescan_insn): Use local label prefix when emitting
+ .uses pseudo-ops.
+
+Thu Dec 4 07:00:48 1997 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_finalize_pic): Use an offset of 4 when adjusting the
+ GOT address.
+
+Thu Dec 4 06:58:32 1997 Dean Deaver <deaver@amt.tay1.dec.com>
+
+ * genoutput.c (scan_operands): Treat format of "u" like "e".
+
+Thu Dec 4 06:28:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * msdos/top.sed, winnt/config-nt.sed: Change version to 2.8.0.
+
+ * stmt.c (pushcase_range): Clean up handling of "infinite" values.
+
+Wed Dec 3 09:03:35 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
+
+ * i386.c (notice_update_cc): Remove bogus Pentium GCC code.
+
+Wed Dec 3 08:46:32 1997 Paul Eggert <eggert@twinsun.com>
+
+ * arm.h (CPP_ARCH_DEFAULT_SPEC): Fix misspelling: `TARGET_CPU_DEFUALT'.
+ (TARGET_SWITCHES): Fix misspelling: `no-apcs-rentrant'.
+ * pa.c (override_options): Fix misspelling: `compatable'.
+ * enquire.c (main): Fix misspelling in diagnostic: `mallocatable'.
+ * gcov.c (function_summary): Fix misspelling in diagnostic: `funcion'.
+ * objc/thr-decosf1.c (__objc_thread_id): Fix misspelling in code:
+ `pthread_getuniqe_np'.
+
+ * tahoe.c (extensible_operand): Renamed from extendable_operand.
+ All callers changed.
+ * dwarf2.h (enum dwarf_discrim_list): Renamed from dwarf_descrim_list.
+ * dwarf2out.c: Fix misspellings in forward static function
+ declarations: `add_AT_setion_offset', `add_sibling_atttributes'.
+ * dwarfout.c: Fix misspellings in forward static function
+ declarations: `langauge_attribute', `geneate_new_sfname_entry'.
+ * stmt.c, tree.h (start_cleanup_deferral):
+ Renamed from start_cleanup_deferal.
+ (end_cleanup_deferral): Renamed from end_cleanup_deferal.
+ * toplev.c (rest_of_compilation): Rename local var from
+ inlineable to inlinable.
+
+Wed Dec 3 06:17:03 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
+
+Wed Dec 3 06:06:38 1997 Jim Wilson <wilson@cygnus.com>
+
+ * dwarf2out.c (gen_type_die, case POINTER_TYPE): See TREE_ASM_WRITTEN
+ before the recursive call.
+
+Wed Dec 3 05:57:29 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * configure.in (AC_HEADER_{STDC,TIME}): Add calls.
+ (AC_CHECK_HEADERS): Add fcntl.h times.h, sys/times.h,
+ sys/resource.h, and sys/param.h.
+ (getenv): Check if need declaration.
+ * cccp.c: Remove obsolete ways of including headers and use autoconf
+ symbols instead.
+ Include gansidecl.h; remove things defined there.
+ See if getenv needs to be declared.
+ * cpplib.c: Likewise.
+ * cexp.y: Use autoconf symbols to select what include files are needed.
+ * genattrtab.c, toplev.c: Likewise.
+
+Tue Dec 2 21:44:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * reload1.c (reload): Make copy of MEM before setting
+ req_equiv_mem if the address is a PLUS.
+
+Tue Dec 2 07:03:47 1997 Pat Rankin <rankin@eql.caltech.edu>
+
+ * vax/xm-vms.h (STDC_HEADERS, HAVE_STDLIB, HAVE_STRING): Define.
+ (mesg_implicit_function_declaration): New macro.
+
+ * make-l2.com: Compile libgcc2.c with `-fexceptions' specified.
+
+Mon Dec 1 17:44:59 1997 Jeffrey A Law (law@cygnus.com)
+
+ * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
+ output ASCII by default; only use ASM_OUTPUT_DWARF_STRING if
+ flag_debug_asm is on.
+ (output_die, output_pubnames, output_line_info): Likewise.
+
+Mon Dec 1 17:15:30 1997 Philip Blundell <pb@nexus.co.uk>
+
+ * arm/linux.h (SUBTARGET_CPU_DEFAULT): Define instead
+ of TARGET_CPU_DEFAULT.
+
+Mon Dec 1 16:51:23 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl>
+
+ * i386/mingw32.h (MATH_LIBRARY): Set to "-lcrtdll".
+
+Mon Dec 1 16:46:57 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-aux-info.c: Add prototypes for static functions.
+ * c-lex.c, emit-rtl.c, rtl.c, xcoffout.c: Likewise.
+
+ * i386.h (TARGET_SWITCHES): Add entries for "windows" and "dll".
+
+Mon Dec 1 16:42:20 1997 Jim Wilson <wilson@cygnus.com>
+
+ * mips.md (fix_trunc{dfsi,sfsi,dfsi}2): Add '*' in operand 3.
+
+Sun Nov 30 20:25:59 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (get_inner_reference): For ARRAY_REF, if need
+ WITH_RECORD_EXPR, make it with the ARRAY_REF as exp.
+
+ * expr.c (store_constructor): Use TARGET, not EXP, for
+ WITH_RECORD_EXPR when offset has a placeholder.
+
+Sun Nov 30 11:19:00 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl>
+
+ * objc/Make-lang.in (libobjc.dll): Rename -dll flag to -mdll.
+
+Sun Nov 30 08:42:29 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
+
+ * stmt.c (expand_end_bindings): Cleanups and incoming gotos are
+ not incompatible.
+
+Sun Nov 30 05:45:06 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * jump.c (jump_optimize): Use find_insert_position in two more places.
+
+Sat Nov 29 13:47:40 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha/vms.h (HAVE_STRERROR, HAVE_{LIMITS,STDDEF,TIME}_H): Define.
+
+Sat Nov 29 08:29:47 1997 J.J.van der Heijden <J.J.vanderHeijden@student.utwente.nl>
+
+ * configure.in: Add check for kill.
+ * gcc.c: Define kill as raise if not HAVE_KILL.
+
+Sat Nov 29 06:18:08 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * jump.c (find_insert_position): New function.
+ (jump_optimize): Use it when making new copy of insn after test.
+
+Sat Nov 29 05:54:57 1997 Douglas Rupp <rupp@gnat.com>
+
+ * alpha/vms.h (BIGGEST_ALIGNMENT, ENCODE_SECTION_INFO): No longer
+ override.
+
+Sat Nov 29 05:43:37 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * getpwd.c (getpwd, [VMS]): Only add extra arg if VMS.
+
+ * alpha/xm-vms.h (HAVE_VPRINTF, HAVE_PUTENV): Define.
+
+ * cccp.c (index, rindex): Add conditional defs to strchr and strrchr.s
+ * cpplib.c: Likewise.
+ * gcov.c: Include gansidecl.h.
+
+Fri Nov 28 21:17:51 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * objc/objc-act.c: Include "output.h".
+
+ * objc/Make-lang.in (objc-parse.o, objc-act.o): Also depend on
+ $(srcdir)/output.h.
+
+ * objc/Object.m (+conformsTo:): Surround assignment with parentheses.
+
+ * objc/archive.c, objc/class.c, objc/encoding.c: Finish prototyping.
+ * objc/init.c, objc/objc-act.c, objc/objc-api.h: Likewise.
+ * objc/runtime.h, objc/sendmsg.c: Likewise.
+
+Fri Nov 28 19:15:53 1997 Mark Kettenis <kettenis@phys.uva.nl>
+
+ * objc/thr-posix.c (__objc_mutex_allocate): Allocate
+ mutex type instead of assuming it fits in a void * type.
+ (__objc_mutex_deallocate): Free mutex type.
+ (__objc_mutex_lock): Pass mutex type instead of pointer to it.
+ (__objc_mutex_{try,un}lock): Likewise.
+ (__objc_condition_allocate): Allocate condition type instead
+ of assuming it fits in a void * type.
+ (__objc_condition_deallocate): Free condition type.
+ (__objc_condition_wait): Pass condition type instead of pointer to it.
+ (__objc_condition_{broadcast,signal}): Likewise.
+
+Fri Nov 28 17:07:25 1997 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.c (function_arg_partial_nregs): Undo 11/26 change.
+
+Fri Nov 28 12:34:03 1997 Scott Christley <scottc@net-community.com>
+
+ * objc/Make-lang.in (runtime-info.h): Add comment in file.
+
+ * objc/selector.c: Replace all occurences of sarray_get
+ with sarray_get_safe.
+ * objc/sendmsg.c: Likewise.
+
+ * protoize.c (include_defaults): Add component element as in cccp.c.
+ * nextstep.h (INCLUDE_DEFAULTS): Add component element.
+ (ASM_COMMENT_START): Correct assembly comment string.
+ * objc/Make-lang.in (objc/{NXConstStr,Object,Protocol,linking):
+ Compile with GNU runtime.
+
+Fri Nov 28 12:27:50 1997 Ovidiu Predescu <ovidiu@net-community.com>
+
+ Generate platform information required by ObjC runtime.
+ * toplev.c (lang_options): New ObjC specific compiler flag.
+ * objc/Make-lang.in: Add target to generate runtime-info.h file.
+ * objc/objc-act.c (print_struct_values): New variable.
+ (generate_struct_by_value_array): New function.
+ (lang_init): Call generate_struct_by_value_array if requested.
+ (lang_decode_option): Check for new compiler flag.s
+ * objc/sendmsg.c (__objc_get_forward_imp): Check size of type
+ for determining proper forwarding function.
+
+Fri Nov 28 05:58:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * regclass.c (record_address_regs): Use REG_OK_FOR_{INDEX,BASE},
+ not the REGNO versions.
+
+Thu Nov 27 16:28:04 1997 Scott Snyder <snyder@d0sgif.fnal.gov>
+
+ * dwarf2out.c (outout_call_frame_info): Ensure info has proper
+ alignment.
+
+ * libgcc2.c (__throw): Initialize HANDLER.
+
+Thu Nov 27 16:23:25 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * tree.h, rtl.h: See if need declarations for free.
+ * tree.c, bc-optab.c: Get the declaration of free from stdlib.h.
+
+Thu Nov 27 07:21:54 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * except.h: Add outer_context_label_stack.
+ * except.c: Likewise.
+ (expand_start_all_catch): Push the outer_context for the try block
+ onto outer_context_label_stack.
+ (expand_end_all_catch): Use it and pop it.
+
+ * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
+
+ * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
+
+Thu Nov 27 07:15:10 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
+ (print_operand{,_address}): Use SMALL_DATA_REG for register involved in
+ small data relocations.
+
+ * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
+ -dynamic linker is not used.
+
+ * rs6000.md (call insns): For local calls, use @local suffix under
+ System V; don't use @plt under Solaris.
+
+Wed Nov 26 15:12:32 1997 Jeffrey A Law (law@cygnus.com)
+
+ * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
+
+ * toplev.c (flag_exceptions): Default value is 2.
+ (compile_file): If flag_exceptions still has the value 2, then
+ set it to 0.
+
+Wed Nov 26 14:58:42 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.c (output_function_profiler): Put label address in r0, and
+ store LR in 4(sp) for System V/eabi.
+
+ * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
+ byte boundary, and maintain stack backchain.
+
+ (Originally from Geoffrey Keating)
+ * rs6000.c (function_arg): Excess floating point arguments don't
+ go into GPR registers after exhausting FP registers under the
+ System V.4 ABI.
+ (function_arg_partial_nregs): Likewise.
+
+ * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
+ suffix to calls.
+
+Wed Nov 26 14:09:01 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarfout.c (output_type): If finalizing, write out nested types
+ of types we've already written.
+
+ * toplev.c (main): Complain about -gdwarfn.
+
+Wed Nov 26 12:37:56 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl>
+
+ * mingw32.h (PATH_SEPARATOR): Moved to xm-mingw32.h
+ * xm-mingw32.h (PATH_SEPARATOR): Moved here from mingw32.h.
+
+ * getpwd.c (getpwd): Use VMS implementation of _WIN32 unless cygwin32.
+
+Wed Nov 26 12:26:44 1997 John Hassey <hassey@dg-rtp.dg.com>
+
+ * m88k/dgux.h (ASM_CPU_SPEC) : No whitespace allowed.
+
+ * m88k.h (SUPPORTS_ONE_ONLY) : Must be svr4.
+
+ * i386/dgux.h (ASM_OUTPUT_ALIGN): Deleted.
+
+ * i386/dgux.c (output_file_start) : Changed ix86_isa_string
+ to ix86_arch_string.
+
+ * cplus-dem.c (fancy_abort): Added.
+
+Wed Nov 26 06:07:50 1997 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/coff.h (TARGET_DEFAULT): Add ARM_FLAG_APCS_32 to defaults.
+
+ * configure.in (arm*-*-*): Recognize --with-cpu for ARM processors.
+
+Wed Nov 26 05:05:36 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * libgcc2.c (inhibit_libc): Define #ifdef CROSS_COMPILE.
+
+ * mips/xm-iris6.h (malloc, realloc, calloc): No longer declare.
+ (USG): Define here.
+ (xm-iris5.h): No longer include; just include xm-mips.h.
+
+ * mips-tfile.c (parse_def): Properly recognize bitfield and
+ count array dimensions.
+
+ * protoize.c: Remove declarations of void, exit, and free.
+
+ * i386/mingw32.h (LINK_SPEC, STARTFILE_SPEC): Change -dll to -mdll.
+
+ * configure.in: Check for sys/file.h.
+ * gcc.c (sys/file.h): Include if HAVE_SYS_FILE_H.
+
+ * configure.in: Only give error on bad --with-cpu value for target.
+
+Sat Nov 22 19:21:55 1997 Philippe De Muyter <phdm@macqel.be>
+
+ * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
+ (ASM_OUTPUT_DWARF_VALUE4): New macro.
+ (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
+ defined.
+ (output_call_frame_info): Don't output forward label differences
+ if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
+ Substitute instead simple label and define this label later to be
+ difference of desired labels after they have been defined.
+ * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
+
+ * gcc.c (process_command): Don't take address of function fatal when
+ calling lang_specific_driver.
+
+Sat Nov 22 17:08:03 1997 J. Kean Johnston <jkj@sco.com>
+
+ * i386/sco5.h (SELECT_RTX_SECTION): Redefine to work with -fpic.
+ (LIBGCC_SPEC, LIB_SPEC): Link with correct libgcc.a.
+ (HAVE_ATEXIT): Define.
+
+Sat Nov 22 12:20:22 1997 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (movsfcc{,_hard}_insn): Specify mode for all alternatives.
+
+Sat Nov 22 06:56:16 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * function.c (instantiate_decl): Only ignore ADDRESSOF if arg is REG.
+
+ * configure.in: Check for functions before checking which need decls.
+ (bcopy, bzero, bcmp, index, rindex): Add checks.
+ (vax-*-sysv*): Fix typo in setting of xm_file.
+ * aclocal.m4: Add conditional definitions of index and rindex.
+ * gansidecl.h (bcopy, bzero, bcmp, index, rindex): If don't
+ have one of these, define macro to use ANSI form.
+ * pa/xm-pahpux.h (bcopy, bzero, bcmp, rindex, index): No longer define.
+ * mips/xm-sysv.h, xm-m88k.h, m68k/xm-plexus.h: Likewise.
+ * m68k/xm-mot3300.h, m68k/xm-m68kv.h, m68k/xm-hp320.h: Likewise.
+ * winnt/xm-winnt.h, vax/xm-vms.h, m68k/xm-3b1.h: Likewise.
+ * i386/xm-os2.h, i386/xm-mingw32.h, alpha/xm-vms.h: Likewise.
+ * xm-svr4.h, xm-svr3.h: Likewise.
+ * clipper/xm-clix.h: Likewise.
+ (TARGET_MEM_FUNCTIONS): Define here.
+ * xm-linux.h (bcmp, bcopy, bzero, index, rindex): No longer undefine.
+ * xm-convex.h (bcopy, bzero): No longer define.
+ * vax/xm-vaxv.h, sparc/xm-pbd.h, mips/xm-iris{3,4,5}.h: Likewise.
+ * m68k/xm-crds.h, m68k/xm-altos3068.h, i386/xm-sun.h: Likewise.
+ * i386/xm-osf.h, i386/xm-aix.h, xm-i370.h, ns32k/xm-genix.h: Likewise.
+
+Sat Nov 22 06:46:26 1997 Paul Eggert <eggert@twinsun.com>
+
+ * c-typeck.c, collect2.c, cpplib.c, dwarfout.c, gcov.c, protoize.c:
+ Don't include <strings.h> unless there's no <string.h>.
+
+Fri Nov 21 06:46:50 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * configure.in (i[3456]86-*-freebsd{,elf}*): Delete i386/xm-freebsd.h.
+ * xm-freebsd.h, i386/xm-freebsd.h: Deleted.
+
+ * i386/xm-cygwin32.h (HAVE_RUSAGE, HAVE_FILE_H): Deleted.
+ * i386/xm-mingw32.h, rs6000/xm-cygwin32.h: Likewise.
+
+ * xm-std32.h: New file, so far unused.
+
+Fri Nov 21 05:50:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.c (legitimize_pic_address): Make sure pic register marked used.
+
+ * dwarf2out.c (output_call_frame_info): Call app_enable and
+ app_disable if flag_debug_asm, not if flag_verbose_asm.
+
+Thu Nov 20 16:37:36 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_builtin_apply): Fix typo in last change.
+
+ * expr.c (expand_assignment): If assigning to readonly field,
+ mark rtx as unchanging.
+
+ * configure.in: Add checks for functions putenv, popen, and vprintf.
+ (i[3456]86-*-netbsd*): No longer need i386/xm-netbsd.h.
+ (i860-alliant-*): No longer need i860/xm-fx2800.h.
+ (m68k-ncr-sysv*): Use xm-svr3.h instead of m68k/xm-tower.h.
+ (m68k-sun-sunos*): No longer need m68k/xm-sun3.h.
+ (m68k-*-netbsd*): No longer need m68k/xm-netbsd.h.
+ (mips-dec-netbsd*): No longer need mips/xm-netbsd.h.
+ (ns32k-pc532-netbsd*): No longer need ns32k/xm-netbsd.h.
+ (sparc-*-netbsd*): No longer need sparc/xm-netbsd.h.
+ (vax-*-netbsd*): No longer need config/xm-netbsd.h.
+ * arm/xm-netbsd.h: No longer include xm-netbsd.h.
+ * xm-linux.h (HAVE_VPRINTF, HAVE_POPEN, HAVE_PUTENV): Deleted.
+ * xm-mips.h (HAVE_VPRINTF, HAVE_PUTENV): Deleted.
+ * i386/xm-osf.h, xm-arm.h, xm-alpha.h: Likewise.
+ * xm-sparc.h (HAVE_POPEN): Deleted.
+ * xm-sh.h (HAVE_VPRINTF): Deleted.
+ * mips/xm-iris4.h, mips/xm-iris5.h, xm-m88k.h: Likewise.
+ * m68k/xm-crds.h, m68k/xm-atari.h, m68k/xm-amix.h: Likewise.
+ * xm-svr3.h, xm-svr4.h, i386/xm-mingw32.h: Likewise.
+ * i386/xm-os2.h (HAVE_PUTENV): Deleted.
+ * i386/xm-dos.h, i386/xm-aix.h: Likewise.
+ * arm/xm-netbsd.h (HAVE_VPRINTF, HAVE_STRERROR): No longer
+ need undefine.
+ * xm-netbsd.h, i386/xm-netbsd.h, m68k/xm-netbsd.h: Deleted.
+ * mips/xm-netbsd.h, ns32k/xm-netbsd.h, sparc/xm-netbsd.h: Likewise.
+ * i860/xm-fx2800.h, m68k/xm-sun3.h, m68k/xm-tower.h: Likewise.
+
+Thu Nov 20 16:04:24 1997 Richard Earnshaw <rearnsha@arm.com>
+
+ * explow.c (plus_constant_wide, case MEM): If about to call
+ force_const_mem, generate the rtl in a saveable obstack.
+
+ * arm.md (movhi): Pass the full MEM to storeinthi, storehi and
+ storehi_bigend.
+ (storeinthi, storehi, storehi_bigend): Be more conservative about
+ when not to force a PLUS or MINUS into a REG. Use change_address
+ to create new MEMs.
+
+Wed Nov 19 15:16:04 1997 Ulrich Drepper <drepper@cygnus.com>
+
+ * c-common.c (print_char_table): Add a and A to float formats.
+ (scan_char_table): Likewise.
+ (check_format_info): Recognize `a' as allocate flag only if used
+ in correct context.
+
+Wed Nov 19 12:56:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * configure.in: Fix check for <inttypes.h>.
+
+Tue Nov 18 19:27:01 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md (attribute "type"): Add nil.
+ (movsi_ie): y/y alternative is type nil.
+ (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X.
+ (movsf_ie+1): Delete.
+
+Tue Nov 18 18:38:41 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (warn_undef): Now static.
+ (eval_if_expression): Don't warn about undefined preprocessor symbols
+ in system headers.
+ * cexp.y (parse_c_expression):
+ Now takes new arg specifying whether to warn
+ about undefined preprocessor symbols.
+ (warn_undef): Now local and static; independent of warn_undef in cccp.c
+ (yylex): `register' -> `register int', needed for C9X.
+
+ The following changes are only if TEST_EXP_READER is defined:
+ (expression_signedp): New var.
+ (start): Set expression_signedp to signedness of expression.
+ (print_unsigned_host_wide_int): New function.
+ (main): Use it to print value of expression, instead of hoping that
+ `long' is long enough. Print "u" after unsigned values.
+
+Tue Nov 18 18:33:30 1997 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (save_restore_insns): If gp_offset or fp_offset are
+ large_int, emit two insns instead of one splitable insn.
+ * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
+ from cfa_temp_value, use cfa_offset. Add assert checking that
+ cfa_reg is SP.
+
+Tue Nov 18 09:11:58 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * fold-const.c (div_and_round_double): Return overflow for
+ divide-by-zero instead of aborting.
+
+ * tree.c (substitute_in_expr, case TREE_LIST): Fix two typos.
+
+Tue Nov 18 05:03:52 1997 Jeffrey A Law <law@cygnus.com>
+
+ * arm.c (output_move_double): Allocate 3 entries in otherops array.
+
+Tue Nov 18 02:41:01 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (quote_string_for_make): New function.
+ (deps_output): Use it to fix bug with file name quoting in -M output.
+
+Mon Nov 17 13:28:33 1997 Philip Blundell <Philip.Blundell@pobox.com>
+
+ * arm/lib1funcs.asm (__div0): Provide GNU/Linux implementation.
+ * arm/t-linux (LIB1ASMFUNCS): Use it.
+
+Mon Nov 17 09:13:59 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * function.c (purge_addressof_1): Make copy when substituting argument
+ of ADDRESSOF.
+ (fixup_var_refs_1): Likewise.
+
+ * m68k.c: Include tree.h.
+
+Mon Nov 17 09:01:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * getpwd.c (getpwd, [VMS]): Add extra arg of 0 to getcwd call.
+
+ * alpha/vms.h ({OPTIMIZATION,OVERRIDE}_OPTIONS): Delete, for now.
+ * alpha/xm-vms.h (DIR_SEPARATOR, PATH_SEPARATOR): Delete.
+
+Mon Nov 17 08:52:45 1997 Richard Earnshaw <rearnsha@arm.com>
+
+ * function.c (fixup_stack_1): Also fix-up refs via ARG_POINTER_REGNUM.
+
+ * configure.in (arm-*-netbsd*): Doesn't need collect2.
+
+Mon Nov 17 08:50:01 1997 Stephen L Moshier <moshier@world.std.com>
+
+ * i386/isc.h (DWARF2_UNWIND_INFO): Define as 0.
+
+Mon Nov 17 08:42:28 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * flow.c (propagate_block): Look for pre-inc/dec within PARALLEL.
+
+Mon Nov 17 03:14:46 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cpplib.c (file_size_and_mode): Remove.
+ (finclude): Don't assume long and off_t are same size or that
+ mode_t fits in int.
+ * cccp.c: (main, finclude, check_precompiled): Don't assume size_t
+ and off_t are same size.
+ * gcov.c (read_files): Don't assume off_t and unsigned are same size.
+
+Sun Nov 16 18:56:40 1997 Scott Christley <scottc@net-community.com>
+
+ * objc/objc-act.c (objc_demangle): New function.
+ (objc_printable_name): New function.
+ (init_objc): Change default function.
+
+ * expr.c (expand_builtin_apply): Prefer nonlocal over block.
+
+Sun Nov 16 18:10:13 1997 Fila Kolodny <fila@ibi.com>
+
+ * i370.c (i370_function_prolog): New function from i370.h.
+ * i370.h (FUNCTION_PROLOG): Just call i370_function_prolog.
+
+Sun Nov 16 08:40:35 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
+
+ * calls.c (expand_call, store_one_arg): Don't pass QImode arguments
+ to emit_library_call.
+ * expr.c (emit_push_insn, expand_assignment, store_expr): Likewise.
+ (expand_expr, expand_builtin): Likewise.
+ * function.c (put_var_into_stack, assign_parms): Likewise.
+ * alpha.c (alpha_builtin_saveregs): Likewise.
+ * clipper.c (clipper_builtin_saveregs): Likewise.
+ * m88k.c (m88k_builtin_saveregs): Likewise.
+ * pa.c (hppa_builtin_saveregs): Likewise.
+ * sparc.c (sparc_builtin_saveregs): Likewise.
+
+Sun Nov 16 07:39:08 1997 Paul Eggert <eggert@twinsun.com>
+
+ * real.h (REAL_VALUES_IDENTICAL): New macro.
+ * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
+ * fold-const.c (operand_equal_p): Don't consider -0.0 identical to 0.0.
+ * tree.c (simple_cst_equal): Likewise.
+ * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL macro.
+
+Sun Nov 16 07:29:12 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * acconfig.h (NEED_DECLARATION_{,R}INDEX): New cases.
+ * configure.in: See if need declarations for index and rindex.
+ * c-typeck.c, collect2.c, cpplib.c, dwarfout.c, gcov.c, protoize.c:
+ Include stdlib.h, string.h, and strings.h, if they exist.
+ Only declare index and rindex if needed.
+ * collect2.c: Only declare free if needed.
+
+ * regclass.c (record_address_regs): Refine choice of index and base
+ when have sum of two regs, one of which is a hard reg.
+
+Sun Nov 16 07:07:45 1997 Robert Lipe (robertl@dgii.com)
+
+ * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define as in sysv4 and linux
+ (HAVE_ATEXIT): No longer define. This confused ELF destructors.
+ (DBX_DEBUGGING_INFO): Define.
+
+Sat Nov 15 09:55:11 1997 Richard Earnshaw (rearnsha@arm.com)
+
+ * arm.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept MINUS (until reload
+ knows what to do with it).
+
+Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
+ pick apart floating point values, instead of using CONST_DOUBLE_LOW
+ and CONST_DOUBLE_HIGH.
+
+ * rs6000.md (define_splits for DF constants): Use the appropriate
+ REAL_VALUE_* interface to pick apart DF floating point constants in
+ a machine independent fashion.
+
+Thu Nov 13 07:30:53 1997 Richard Earnshaw (rearnsha@arm.com)
+
+ * arm/netbsd.h (LINK_SPEC): Redefine -- pass -X.
+
+ * arm.md (movsicc_insn): Add extra reload alternatives for better
+ register tying.
+ (movsfcc_hard_insn, movsfcc_soft_insn, movdfcc_insn): Likewise.
+
+Mon Nov 10 19:32:14 1997 Doug Evans <dje@cygnus.com>
+
+ * sparc.md (mov[sdt]f_const_insn): Fix condition to match what
+ instruction can handle.
+
+Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * stmt.c (expand_decl_cleanup_no_eh): New fn.
+
+ * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
+
+Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
+ swap instruction order.
+
+Sun Nov 9 09:51:08 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * machmode.def (QCmode, HCmode): New modes.
+
+Sun Nov 9 09:24:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * combine.c (sets_function_arg_p): New function.
+ (combinable_i3pat): Check if combining with any but the first
+ argument register setting insn for a function call.
+
+ * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid sheduling load from
+ stack slot.
+
+Sun Nov 9 09:17:53 1997 Richard Earnshaw (rearnsha@arm.com)
+
+ * loop.c (strength_reduce): If initial value of BIV is equivalent to
+ a constant, record that as initial value.
+ (check_dbra_loop): Don't reverse loop if initial value isn't CONST_INT.
+
+Sun Nov 9 09:12:41 1997 Tristan Gingold <gingold@haendel.enst.fr>
+
+ * expr.c (emit_push_insn): Avoid infinite recursion
+ when -fcheck-memory-usage.
+
+Sun Nov 9 08:03:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * cse.c (simplify_binary_operation): Fix error in last change.
+
+Sun Nov 9 07:56:31 1997 Pat Rankin <rankin@eql.caltech.edu>
+
+ * vmsconfig.com [version.opt]: Parse version string more robustly.
+ [@variable@]: Discard configure tokens when using Makefile.in.
+ [libgcc2-cxx.list]: Generate this new file for CXX_LIB2FUNCS.
+ [cp/input.c]: Suppress it as workaround to avoid linker warning.
+ [objc-parse.y]: Now lives in the objc subdirectory.
+ * make-cc1.com [objc-parse.{c,y}]: Ditto.
+ * make-cccp.com [prefix.c]: Compile additional source file.
+
+ * cccp.c (VMS_freopen, VMS_fopen, VMS_open, VMS_fstat): Call
+ corresponding library routine specified via its ordinary name
+ rather than with a decc$ prefix. (Reverses Oct 19 change.)
+
+ * cccp.c, cexp.y [HOST_WIDE_INT]: Manually splice long lines
+ of avoid backslash+newline continuation on #if directives.
+
+Sun Nov 9 01:54:54 1997 Jeffrey A Law (law@cygnus.com)
+
+ * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
+ are shared.
+
+Sat Nov 8 23:01:37 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * cse.c (simplify_binary_operation): Don't simplify divide by zero
+ for targets that don't support a representation of INFINITY.
+
+Sat Nov 8 22:37:29 1997 Richard Earnshaw <rearnsha@arm.com>
+
+ * Makefile.in (cse.o): Depend on expr.h.
+ * cse.c: Include expr.h.
+ (fold_rtx, case MEM): For ADDRESSOF, create new MEM.
+
+Sat Nov 8 19:27:56 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * expr.c (expand_increment): When enqueing a postincrement for a MEM,
+ use copy_to_reg if address is not a general_operand.
+
+Sat Nov 8 18:39:56 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * libgcc2.c (L_eh): Define __eh_pc here.
+ Replace __eh_type with generic pointer __eh_info.
+
+Sat Nov 8 07:03:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha.h (SECONDARY_OUTPUT_RELOAD_CLASS): If FLOAT_REGS,
+ need secondary reload for QImode and HImode even if BWX.
+
+ * expmed.c (store_split_bit_field): Force ADDRESSOF into register.
+
+ * cse.c (fold_rtx, case ADDRESSOF): New case (that does nothing).
+
+ * function.c (fixup_var_refs_1, case ADDRESSSOF): Check that
+ new value is valid for insn.
+
+ * stor-layout.c (get_best_mode): Refine test for field within
+ unit to work properly for negative positions.
+
+ * print-rtl.c (print_inline_rtx): Save and restore sawclose and indent.
+
+ * reload.c (find_replacement): If PLUS, MINUS, or MULT, see if
+ either arg contains a replacement.
+
+Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
+ linked once FDEs.
+
+Fri Nov 7 06:50:57 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha.h (FUNCTION_VALUE): Take into account promotion of pointers.
+
+ * unroll.c (back_branch_in_range_p): Refine check for INSN at loop end.
+
+Wed Nov 5 18:17:50 1997 Paul Eggert <eggert@twinsun.com>
+
+ * fixinc.svr4: Replace `__STDC__ - 0 == 1'
+ with `defined (__STRICT_ANSI__)'.
+
+Tue Nov 4 18:32:44 1997 Jim Wilson <wilson@cygnus.com>
+
+ * mips.md (insv, extzv, extv): Add change_address call.
+ (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
+ * mips.c (mips_expand_epilogue): Emit blockage insn before call to
+ save_restore_insns if no FP and GP will be restored.
+
+ * acconfig.h (HAVE_INTTYPES_H): Undef.
+ * configure.in (inttypes.h): Check for conflicts between sys/types.h
+ and inttypes.h, and verify that intmax_t is defined.
+ * mips/x-iris (CC, OPT, OLDCC): Comment out.
+ * mips/x-iris3: Likewise.
+
+Tue Nov 4 17:28:31 1997 Doug Evans <dje@cygnus.com>
+
+ * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
+ (yylex): Record wide strings using target endianness, not host.
+
+Tue Nov 4 16:18:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (distdir-start): Add dependency on $(srcdir)/config.in.
+
+Tue Nov 4 06:14:30 1997 Paul Eggert <eggert@twinsun.com>
+
+ * c-lex.c (yylex): Don't warn about constants like
+ 9223372036854775807 and 18446744073709551615U on an L32LL64 host
+ unless pedantic.
+
+Mon Nov 3 18:42:44 1997 Jim Wilson <wilson@cygnus.com>
+
+ * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
+ * i386.md (prologue_{set_got,get_pc}): Add UNSPEC_VOLATILE to pattern.
+ (prologue_get_pc_and_set_got): New pattern.
+
+Mon Nov 3 13:42:21 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c, cpplib.c (compare_defs): Don't complain about arg name
+ respellings unless pedantic.
+ * cpplib.c (compare_defs): Accept pfile as new arg.
+ All callers changed.
+
+Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
+
+ * global.c (global_alloc): Free the conflict matrix after
+ reload has finished.
+
+Thu Oct 30 17:30:42 1997 Doug Evans <dje@cygnus.com>
+
+ * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
+ Set extra_parts.
+ (sparc*-*-*): Recognize --with-cpu=v9.
+ * sparc/elf.h: New file.
+ * sparc/t-elf: New file.
+
+Thu Oct 30 16:36:17 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * stmt.c (expand_asm_operand): If error in matching constraint,
+ don't emit asm.
+
+Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * va-sh.h (__va_arg_sh1): Define.
+ (va_arg): Use it.
+ SH3E doesn't use any integer registers for subsequent arguments
+ once a non-float value was passed in the stack.
+ * sh.c (machine_dependent_reorg): If optimizing, put explicit
+ alignment in front label for ADDR_DIFF_VEC.
+ * sh.h (PASS_IN_REG_P): Fix SH3E case.
+ (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
+
+Tue Oct 28 21:09:25 1997 Jim Wilson <wilson@cygnus.com>
+
+ * m68k.md (btst patterns): Add 5200 support.
+
+1997-10-28 Brendan Kehoe <brendan@cygnus.com>
+
+ * global.c (global_alloc): Use xmalloc instead of alloca for
+ CONFLICTS, since max_allocno * allocno_row_words alone can be more
+ than 2.5Mb sometimes.
+
+Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
+ svr4.h.
+
+Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ From Brendan:
+ * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
+
+Mon Oct 27 16:01:14 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
+
+Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
+ put an use_sfunc_addr before each sfunc.
+ * sh.md (use_sfunc_addr, dummy_jump): New insns.
+ (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
+
+Mon Oct 27 11:49:43 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2.h: Remove dwarf2out prototypes.
+ * tree.h: And put them here.
+ * m68k.c, i386.c: Don't include dwarf2.h.
+
+Mon Oct 27 00:02:13 1997 Paul Eggert <eggert@twinsun.com>
+
+ Remap include files with header.gcc only if user or configuration
+ file specifies "-remap".
+
+ * cccp.c (remap): New var.
+ (main): Set it if user specifies "-remap".
+ (open_include_file): Remap only if `remap' is nonzero.
+
+ * cpplib.h (struct cpp_options): New member `remap'.
+ * cpplib.c (cpp_options_init): Set remap to 0.
+ (open_include_file): Remap only if `remap' is nonzero.
+ (cpp_handle_options): Set remap if user specifies "-remap".
+
+ * i386/cygwin32.h, rs6000/cygwin32.h (CPP_SPEC): Define with -remap.
+
+Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
+ bit PC-relative offset. The exception range table pointer is now in
+ the CIE.
+ * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
+ (count_fdes, add_fdes, get_cie): Adjust.
+ (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
+
+ From H.J. Lu:
+ * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
+
+Sat Oct 25 20:29:39 1997 Alexandre Oliva <oliva@dcc.unicamp.br>
+
+ * Makefile.in (float.h-nat): If float.h is to be empty, ensure it is.
+
+Sat Oct 25 20:16:52 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
+ use varargs.h. Wrap header with <>, not "".
+
+Sat Oct 25 20:10:57 1997 Robert Lipe (robertl@dgii.com)
+
+ * i386/sco5.h (EH_FRAME_SECTION_ASM_OP{,_ELF,_COFF}): Define.
+ (DWARF2_UNWIND_INFO): Likewise.
+ (EXTRA_SECTIONS): Add in_eh.
+
+Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
+ (TARGET_MULT_BUG): Define.
+ (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
+ * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
+
+Fri Oct 24 15:43:57 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.c (toplevel): Move include stdio.h before config.h.
+
+ (Patch from H.J. Lu, Aug 27, 1997)
+ * rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New; defined as 1.
+
+ (Patch from Jeff Law, Oct 22, 1997)
+ * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
+ (rs6000_{save,restore}_machine_status): Save/restore it.
+
+ * rs6000.md (movsi_got_internal_mem): New pattern to work around
+ case where GOT value did not get a register.
+ (movsi_got_internal_mem splitter): Split above pattern.
+
+ (Patch from Geoffrey Keating, Oct 21, 1997)
+ * rs6000.c (rs6000_stack_info): Avoid creating a stack
+ frame under System V ABI if we only need to save the LR.
+
+ (Patch from Joel Sherrill, Sep 1, 1997)
+ * rs6000/sysv4.h (SUBTARGET_SWITCHES): Add new macro
+ EXTRA_SUBTARGET_SWITCHES, which defaults to nothing.
+
+ (Patch from Geoffrey Keating, Oct 20, 1997)
+ * rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS{,_S}): Add -msdata=none
+ switch.
+
+Fri Oct 24 15:25:50 1997 Doug Evans <dje@cygnus.com>
+
+ * sparc.h (ASM_SPEC): Delete.
+
+Fri Oct 24 13:16:24 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10200.c (indirect_memory_operand): Delete unused function.
+ * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
+ * mn10200.md (bset, bclr insns): Handle output in a reg too.
+
+ * mn10300.c (symbolic_operand, legitimize_address): New functions.
+ * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
+ (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
+
+Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
+ for FILENAME.
+
+Tue Oct 21 16:18:13 1997 Paul Eggert <eggert@twinsun.com>
+
+ * winnt/win-nt.h (CPP_SPEC): Remove reference to obsolete
+ option -lang-c-c++-comments.
+
+Tue Oct 21 10:00:20 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.md (movqi, movhi): Avoid using address registers as
+ destinations unless absolutely necessary.
+
+ * mn10200.c (expand_prologue): Fix typo.
+
+ * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed addresses.
+ * mn10200.md (neghi2): Provide an alternative which works if
+ the input and output register are the same.
+
+ * mn10300.c (print_operand): Handle 'S'.
+ * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
+ shift amount in last alternative
+
+ * mn10300.c (expand_epilogue): Rework to handle register restores
+ in "ret" and "retf" instructions correctly.
+
+Tue Oct 21 07:35:19 1997 Richard Earnshaw (rearnsha@arm.com)
+
+ * arm.md (insv): Avoid writing result into a paradoxical subreg.
+
+Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
+
+Mon Oct 20 12:04:04 1997 Nick Clifton <nickc@cygnus.com>
+
+ * v850.h (CPP_SPEC): Define __v850__.
+ (CPP_PREDEFINES): Do not define __v850__.
+
+ * xm-v850.h: Use __v850 rather than __v850__ to identify v850 port.
+
+Mon Oct 20 17:29:55 1997 Doug Evans <dje@cygnus.com>
+
+ * sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
+ (DEFAULT_ARCH32_P): New macro.
+ (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
+ (enum cmodel): Declare.
+ (sparc_cmodel_string,sparc_cmodel): Declare.
+ (SPARC_DEFAULT_CMODEL): Provide default.
+ (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
+ (TARGET_FULLANY): Deleted.
+ (TARGET_CM_MEDMID): New macro.
+ (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
+ (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
+ (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
+ (CPP_SPEC): Rewrite.
+ (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
+ (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
+ (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
+ (ASM_SPEC): Add %(asm_arch).
+ (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
+ Rename asm_default to asm_cpu_default.
+ Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
+ cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
+ (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
+ ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
+ (MASK_INT64,MASK_LONG64): Delete.
+ (MASK_ARCH64): Renamed to MASK_64BIT.
+ (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
+ (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
+ (TARGET_SWITCHES): Always provide 64 bit options.
+ (ARCH64_SWITCHES): Delete.
+ (TARGET_OPTIONS): New option -mcmodel=.
+ (INT_TYPE_SIZE): Always 32.
+ (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
+ (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
+ (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
+ (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
+ * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
+ CPP_SPEC.
+ (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
+ * sparc/linux.h: Likewise.
+ * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
+ (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
+ (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
+ (SPARC_DEFAULT_CMODEL): Define.
+ (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
+ (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
+ (LONG_DOUBLE_TYPE_SIZE): Define.
+ (ASM_SPEC): Add %(asm_arch).
+ * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
+ (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
+ (TARGET_CPU_DEFAULT): Add ultrasparc case.
+ * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
+ (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
+ (SPARC_DEFAULT_CMODEL): Define.
+ * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
+ (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
+ MASK_LONG64, MASK_MEDANY.
+ (SPARC_DEFAULT_CMODEL): Define.
+ (CPP_PREDEFINES): Delete.
+ (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
+ (ASM_SPEC): Add %(asm_arch).
+ (LONG_DOUBLE_TYPE_SIZE): Define.
+ (DWARF2_DEBUGGING_INFO): Define.
+ * sparc/splet.h (CPP_SPEC): Delete.
+ * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
+ (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
+ (BLOCK_PROFILER): Likewise.
+ * sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
+ (sparc_override_options): Handle code model selection.
+ (sparc_init_expanders): Renamed from sparc64_init_expanders.
+ * sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
+ TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
+ (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
+ (sethi_di_fullany): Delete.
+
+Mon Oct 20 17:20:17 1997 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (compute_frame_size): Not a leaf function if profile_flag set.
+
+Sun Oct 19 17:46:02 1997 Douglas Rupp <rupp@gnat.com>
+
+ * cccp.c (OBJECT_SUFFIX): Add default definition.
+ (main): Use OBJECT_SUFFIX.
+ (VMS_{freopen,fopen,open}): Use instead of using macro on
+ unprefixed name.
+ (VMS_fstat): Use decc$fstat explicitly, not via macro.
+
+Sun Oct 19 09:07:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * prefix.c (get_key_value): Initialize prefix to null.
+ * Makefile.in (prefix.o): Properly pass in prefix.
+
+ * objc/Make-lang.in (objc.distdir): Make the objc directory.
+ * Makefile.in (distdir-start): No longer depend on objc-parse.[cy].
+ Don't copy objc files here.
+ (TAGS): Don't delete objc-parse.y
+
+ * i386/mingw32.h (LIB_SPEC): Add -ladvapi32.
+ (STARTFILE_SPEC): If -dll, use dllcrt1.o.
+ (INCOMING_RETURN_ADDR_RTX): Undefine.
+
+ * Makefile.in (float.h-nat): Avoid using /dev/null for input,
+ since it's not present on all systems.
+
+ * prefix.c : New file.
+ * Makefile.in (xgcc, cccp, cppmain, fix-header): Add prefix.o.
+ (prefix.o): New rule.
+ * cccp.c (update_path): Add extern definition.
+ (struct default_include): New field `component'.
+ (default_include): Add initializer for new field to all entries.
+ (new_include_prefix): Take new arg and call update_path;
+ all callers changed.
+ Add trailing "." before doing stat of file.
+ * cpplib.c (update_path): Add extern definition.
+ (struct default_include): New field `component'.
+ (default_include): Add initializer for new field to all entries.
+ (cpp_start_read): Call update_path.
+ * gcc.c (upate_path): Add extern definition.
+ (find_a_file): For MS-DOS-based, consider a drive spec as absolute.
+ (add_prefix): New arg component and pass to update_path;
+ all callers changed.
+ * netbsd.h (INCLUDE_DEFAULTS): Add `component' to values.
+ * i386/freebsd.h, mips/netbsd.h, winnt/win-nt.h: Likewise.
+ * i386/mingw32 (STANDARD_INCLUDE_COMPONENT): New macro.
+ * vax/vms.h (INCLUDE_DEFAULTS): New macro.
+ * vax/xm-vms.h (INCLUDE_DEFAULTS): Delete from here.
+
+ * sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): New macro.
+
+ * i386.c (ix86_prologue): Conditionalize Dwarf2 calls
+ on #ifdef INCOMING_RETURN_ADDR_RTX.
+ * i386.md (allocate_stack): Fix incorrect operand number.
+
+ * alpha.c (vmskrunch): Deleted.
+ (output_prolog, VMS): Use alloca for entry_label and don't
+ truncate to 64 characters.
+ * alpha/vms.h (vmskrunch): No longer define.
+ (ENCODE_SECTION_INFO): No longer call vmskrunch.
+ (ASM_DECLARE_FUNCTION_NAME): No longer override.
+
+ * toplev.c (output_quoted_string): Call new OUTPUT_QUOTED_STRING macro.
+ * i386/mingw32.h (OUTPUT_QUOTED_STRING): New macro.
+
+ * stmt.c (using_eh_for_cleanups_p): New variable.
+ (using_eh_for_cleanups): New function.
+ (expand_decl_cleanup): Don't call expand_eh_region_start_tree
+ unless using EH for cleanups.
+
+ * function.c (purge_addressof_1): When dealing with a
+ bare (address (mem)), verify that what's inside is valid in insn.
+ (instantiate_virtual_regs_1, case ADDRESSOF): If have MEM, just
+ do instantiation inside and leave alone here.
+
+ * fold-const.c (fold, case COND_EXPR): Allow creation
+ of {MIN,MAX}_EXPR, but preserve info on orginal comparison code.
+
+ * function.h (restore_tree_status): Update prototype.
+
+ * cse.c (cse_basic_block): Flush the hash table every 1,000 insns.
+
+Sat Oct 18 13:48:14 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * longlong.h (count_leading_zeros): Add missing casts to USItype.
+
+Sat Oct 18 13:35:09 1997 Marc Lehmann (pcg@goof.com)
+
+ * toplev.c (main): Don't execute "ps" under MSDOS.
+
+Sat Oct 18 13:26:42 1997 Richard Earnshaw (rearnsha@arm.com)
+
+ * function.c (instantiate_virtual_regs): Don't instantiate the
+ stack slots for the parm registers until after the insns have had
+ their virtuals instantiated.
+
+ * varargs.h (va_arg): For ARM systems, definition is endian-dependent.
+ * stdarg.h (va_arg): Likewise.
+
+Sat Oct 18 11:23:04 1997 Nick Clifton <nickc@cygnus.com>
+
+ * final.c (end_final): Use ASM_OUTPUT_ALIGNED_DECL_LOCAL if defined.
+ * varasm.c (assemble_static_space): Likewise.
+ (assemble_variable): Use ASM_OUTPUT_ALIGNED_DECL_{COMMON,LOCAL} if def.
+
+Sat Oct 18 11:02:19 1997 Doug Evans <dje@canuck.cygnus.com>
+
+ * expr.c (use_group_regs): Don't call use_reg unless REG.
+
+Sat Oct 18 10:39:22 1997 Jim Wilson <wilson@cygnus.com>
+
+ * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
+ redundant conditional moves to single operand.
+
+ * expmed.c (extract_bit_field): Don't make flag_force_mem disable
+ extzv for memory operands.
+
+Sat Oct 18 09:58:44 1997 Jeffrey A Law <law@cygnus.com>
+
+ * ptx4.h: Fix typo.
+
+ * integrate.c (save_for_inline_copying): Avoid undefined pointer
+ operations.
+ (expand_inline_function): Likewise.
+
+Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * tree.c (restore_tree_status): Also free up temporary storage
+ when we finish a toplevel function.
+ (dump_tree_statistics): Print stats for backend obstacks.
+
+ * libgcc2.c (__throw): Don't copy the return address.
+ * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
+
+ * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
+ * tree.h: Declare them.
+
+ * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
+ * toplev.c (main): Initialize exceptions_via_longjmp.
+
+ * tree.c: Add extra_inline_obstacks.
+ (save_tree_status): Use it.
+ (restore_tree_status): If this is a toplevel inline obstack and we
+ didn't want to save anything on it, recycle it.
+ (print_inline_obstack_statistics): New fn.
+ * function.c (pop_function_context_from): Pass context to
+ restore_tree_status.
+
+Sat Oct 18 09:45:22 1997 Michael Meissner <meissner@cygnus.com>
+
+ * profile.c (get_file_function_name): Remove declaration.
+ * c-lang.c (finish_file): Likewise.
+
+Sat Oct 18 09:35:40 1997 Tristan Gingold <gingold@messiaen.enst.fr>
+
+ * expr.c (expand_assignment): If -fcheck-memory-usage, add call to
+ chkr_check_addr if size not zero.
+ (expand_expr, case COMPONENT_REF): Likewise.
+ (expand_builtin): If -fcheck_memory-usage, check memory usage
+ of operands for strlen, strcpy, and memcpy or don't use builtins
+ for memcmp and strcmp.
+ * expr.h (chkr_check_str_libfunc): Declare.
+ * optabs.c (chkr_check_str_libfunc): New variable.
+ (init_optabs): Initialize it.
+
+Sat Oct 18 09:29:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * i386/cygwin32.h (ASM_COMMENT_START): Redefine.
+
+Sat Oct 18 09:23:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * frame.c (__frame_state_for): Execute the FDE insns until the
+ current pc value is strictly bigger than the target pc value.
+
+ * expr.c (expand_expr, case TARGET_EXPR): If target and slot has
+ no DECL_RTL, then call mark_addressable again for the slot after
+ we give it RTL.
+
+Sat Oct 18 08:58:36 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
+
+ * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
+ * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Unconditionally define.
+ * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
+ __DOLPHIN__.
+
+ * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment.
+ * dwarf2out.c (output_call_frame_info): Call app_enable and
+ app_disable to let GNU as accept the generated comments.
+
+ * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
+
+Sat Oct 18 08:50:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * flow.c (print_rtl_with_bb): Cast alloca return values.
+
+Sat Oct 18 08:47:46 1997 Douglas Rupp <rupp@gnat.com>
+
+ * alpha/vms.h (LITERALS_SECTION_ASM_OP, ASM_OUTPUT_DEF):
+ (EXTRA_SECTION_FUNCTIONS): Add literals_section.
+ (EXTRA_SECTIONS): Include in_literals.
+
+Sat Oct 18 08:40:55 1997 Nick Burrett <nick.burrett@btinternet.com>
+
+ * cpplib.c: (initialize_builtins): Cast all string constants for the
+ function install, to type U_CHAR *.
+ (eval_if_expression): Likewise.
+ * cppexp.c: (cpp_lex): Cast string, for cpp_lookup, to type U_CHAR *.
+
+Sat Oct 18 08:38:13 1997 Ken Raeburn <raeburn@cygnus.com>
+
+ * c-lex.c (check_newline) At `skipline', flush nextchar as well.
+
+Sat Oct 18 08:17:13 1997 Paul Russell <Paul.Russell@RustCorp.com.au>
+
+ * input.h (struct file_stack): Added indent_level.
+ * c-lex.c (check_newline): Add {}-count & balance warning.
+
+Sat Oct 18 06:54:39 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * regclass.c (record_address_regs, case PLUS): Refine how to choose
+ which is base and index.
+
+ * alpha.h (FUNCTION_VALUE): Use word_mode only for integral types,
+ not types with integral modes.
+
+ * final.c (alter_cond): Properly conditionalize forward decl.
+
+ * tree.h (SAVE_EXPR_NOPLACEHOLDER): New flag.
+ * tree.c (contains_placeholder_p, case SAVE_EXPR): Avoid
+ checking each SAVE_EXPR more than once.
+
+ * rs6000.md (nonlocal_goto_receiver): Don't test pool size.
+
+ * i386.c (load_pic_register): New function.
+ (ix86_prologue): Code to load PIC register moved to new function.
+ Don't emit blockage if not generating RTL.
+ * i386.md (nolocal_goto_receiver): New pattern.
+
+ * i386.c: Major cleanup, mostly reformatting.
+ Include dwarf2.h.
+ Remove many spurious casts.
+ (ix86_{pro,epi}logue): Use proper mode for SET rtx.
+
+Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
+
+ * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
+ * sparc.h (FUNCTION_PROFILER): Fix format string when TARGET_MEDANY.
+ * sparc.c (output_double_int): Output DI mode values
+ correctly when HOST_BITS_PER_WIDE_INT is 64.
+ (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
+ fmovd so it works if a quad float ends up in one of the upper 32
+ float regs.
+ * sparc.md (pic_{lo_sum,sethi}_di): New patterns for PIC support
+ on sparc64.
+
+Fri Oct 17 16:27:07 1997 Doug Evans <dje@cygnus.com>
+
+ * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
+ * sparc.h (PROMOTE_MODE): Promote small ints if arch64.
+ (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
+ (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
+ (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
+ (SPARC_FP_ARG_FIRST): New macro.
+ (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
+ (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
+ (NPARM_REGS): There are 32 fp argument registers now.
+ (FUNCTION_ARG_REGNO_P): Likewise.
+ (FIRST_PARM_OFFSET): Update to new v9 abi.
+ (REG_PARM_STACK_SPACE): Define for arch64.
+ (enum sparc_arg_class): Delete.
+ (sparc_arg_count,sparc_n_named_args): Delete.
+ (struct sparc_args): Redefine and use for arch32 as well as arch64.
+ (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
+ (FUNCTION_ARG_ADVANCE): Rewrite.
+ (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
+ (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
+ (FUNCTION_ARG_CALLEE_COPIES): Delete.
+ (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
+ (STRICT_ARGUMENT_NAMING): Define.
+ (doublemove_string): Declare.
+ * sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
+ (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
+ (doublemove_string): New function.
+ (output_move_quad): Clean up some of the arch64 support.
+ (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
+ Don't add 8 bytes of reserved space if arch64.
+ (sparc_builtin_saveregs): Combine arch32/arch64 versions.
+ (init_cumulative_args): New function.
+ (function_arg_slotno): New static function.
+ (function_arg,function_arg_partial_nregs): New functions.
+ (function_arg_{pass_by_reference,advance}): New functions.
+ (function_arg_padding): New function.
+ * ginclude/va-sparc.h: Rewrite v9 support.
+
+Fri Oct 17 13:21:45 EDT 1997 Philip Blundell <pb@nexus.co.uk>
+
+ * arm/netbsd.h (TYPE_OPERAND_FMT): use % not @ to avoid
+ problems with comments.
+
+Fri Oct 17 13:00:38 EDT 1997 Richard Earnshaw (rearnsha@arm.com)
+
+ * arm/aout.h (ASM_OUTPUT_LABEL): Define in place of ARM_OUTPUT_LABEL.
+ * arm/aof.h (ASM_OUTPUT_LABEL): Likewise.
+ * arm.h (ASM_OUTPUT_LABEL): Delete.
+ (ASM_OUTPUT_INTERNAL_LABEL): Call ASM_OUTPUT_LABEL directly.
+ * arm.c (arm_asm_output_label): Delete.
+
+ * arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Do what is needed inline.
+ * arm.c (output_lcomm_directive): Delete.
+
+ * arm.h (PUSH_ROUNDING): Delete; this is not what happens.
+ (ACCUMULATE_OUTGOING_ARGS): Define.
+ (PROMOTE_FUNCTION_ARGS): Define.
+ (INITIAL_ELIMINATION_OFFSET): Take current_function_outgoing_args_size
+ into account.
+ * arm.c (use_return_insn, output_func_epilogue,
+ arm_expand_prologue): Likewise.
+
+ * arm.c (const_ok_for_arm): If HOST_WIDE_INT more than 32 bits,
+ insist high bits are all zero or all one.
+ (output_move_double): Handle case where CONST_INT is more than 32 bits.
+
+ * arm.c (load_multiple_sequence): Support SUBREG of MEM.
+ (store_multiple_sequence): Likewise.
+
+ * arm.c (arm_gen_load_multiple): New args UNCHANGING_P and IN_STRUCT_P.
+ Use them if we create any new MEMs; all callers changed.
+ (arm_gen_store_multiple): Likewise.
+ (arm_gen_movstrqi): Preserve RTX_UNCHANGING_P and MEM_IN_STRUCT_P
+ on any MEMs created.
+
+ * arm.h (ASM_OUTPUT_MI_THUNK): Use branch instruction to jump to label.
+ (RETURN_ADDR_RTX): Use NULL_RTX rather than casting zero.
+ (output_move_double): Correct typo in prototype.
+
+ * arm.md (movsfcc): If not TARGET_HARD_FLOAT, ensure operand[3] valid.
+
+ * arm/netbsd.h (CPP_PREDEFINES): Always predefine __arm__.
+ * arm/xm-netbsd.h (SYS_SIGLIST_DECLARED, HAVE_STRERROR): Define these.
+
+ * arm/t-netbsd (CROSS_LIBGCC1, LIB1ASMSRC, LIB1ASMFUNCS) Don't define
+ these any more.
+ * configure.in (arm-*-netbsd*): Pick up t-netbsd before arm/t-netbsd.
+
+Thu Oct 16 19:31:22 1997 Jim Wilson <wilson@cygnus.com>
+
+ * v850.c (ep_memory_offset): New function.
+ (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
+
+ * v850.h (CONST_OK_FOR_*): Add and correct comments.
+ (CONSTANT_ADDRESS_P): Add comment.
+ (EXTRA_CONSTRAINT): Define 'U'.
+ * v850.md: Add comments on bit field instructions.
+ (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
+ (lshrsi3): Use N not J constraint.
+
+ * v850.md (v850_tst1+1): New define_split for tst1 instruction.
+
+ * v850.c (reg_or_0_operand): Call register_operand.
+ (reg_or_int5_operand): Likewise.
+ * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
+ (TARGET_SWITCHES): Add "big-switch".
+ (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
+ ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
+ (CASE_DROPS_THROUGH): Comment out.
+ (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
+ * v850.md (cmpsi): Delete compare mode.
+ (casesi): New pattern.
+
+ * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
+ * v850.md (ashlsi3): Use SImode not QImode for shift count.
+ (lshrsi3): Likewise.
+
+ * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
+ unreachable switch statement after 'b' support. Remove "b" from
+ strings for 'b' support.
+ * v850.md (branch_normal, branch_invert): Change %b to b%b.
+
+Thu Oct 16 13:08:45 1997 Doug Evans <dje@cygnus.com>
+
+ * configure.in (sparc-*-elf*): New target.
+
+Wed Oct 15 22:30:37 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * h8300.h (REG_CLASS_CONTENTS): AP is a general register.
+ (REG_OK_FOR_BASE_P, ! REG_OK_STRICT case): Reject special registers.
+
+Wed Oct 15 22:00:57 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md (movhi+1): Add x/r alternative.
+
+ * sh/elf.h (HANDLE_SYSV_PRAGMA): Undefine.
+
+ * va-sh.h (va_arg): Fix big endian bugs for small integers.
+
+Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
+ PPC601.
+ (umulsidi3,umulsi3_highpart): Likewise.
+ (smulsi3_highpart_no_mq): Add !TARGET_POWER.
+
+Wed Oct 15 18:45:31 1997 Doug Evans <dje@cygnus.com>
+
+ * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
+
+Wed Oct 15 17:17:33 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (following_call): Fail if the CALL_INSN is an indirect call.
+
+Wed Oct 1 17:52:09 1997 Douglas Rupp <rupp@gnat.com>
+
+ * vms.h (UNALIGNED_{SHORT,INT,DOUBLE_INT}_ASM_OP): Define.
+
+Wed Oct 1 16:09:42 1997 Benjamin Kosnik <bkoz@melange.gnu.ai.mit.edu>
+
+ * fixincludes: Fix sys/param.h so that MAXINT will not be redefined
+ on HPUX.
+
+Wed Oct 1 08:08:21 1997 Jeffrey A Law <law@chunks.cygnus.com>
+
+ * cse.c (this_insn_cc0_mode): Initialize.
+
+Wed Oct 1 07:22:12 1997 Richard Henderson <rth@cygnus.com>
+
+ * i386.h (RETURN_ADDR_RTX): Use FRAME arg, not ap.
+
+Tue Sep 30 19:19:58 1997 Jim Wilson <wilson@cygnus.com>
+
+ * except.c (find_exception_handler_labels): Correct argument to free.
+
+Fri Sep 26 14:06:45 1997 Mike Stump <mrs@wrs.com>
+
+ * c-decl.c (start_struct): Ensure that structs with forward
+ declarations are in fact packed when -fpack-struct is given.
+
+Wed Sep 24 11:31:24 1997 Mike Stump <mrs@wrs.com>
+
+ * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
+ packing structure. This allows a structure with only bytes to be
+ aligned on a byte boundary and have no padding on a m68k.
+
+Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * except.c (find_exception_handler_labels): Free LABELS when done.
+
+Tue Sep 30 10:47:33 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cexp.y, cppexp.c (HOST_BITS_PER_WIDE_INT):
+ Define only if not already defined.
+
+Mon Sep 29 17:55:55 1997 Gavin Koch <gavin@cygnus.com>
+
+ * c-decl.c (warn_implicit): Deleted.
+ (warn_implicit_int, mesg_implicit_function_declaration}): New vars.
+ (c_decode_option): For -Wimplicit, set both new variables.
+ Add -Wimplicit-function-declarations, -Wimplicit-int,
+ and -Werror-implicit-function-declaration.
+ (implicitly_declare, grokdeclarator): Use new flags.
+ * toplev.c (lang_options): Add new -W options.
+
+Mon Sep 29 17:55:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-common.c (check_format_info): Add check for scanf into
+ constant object or via constant pointer type.
+
+Mon Sep 29 16:10:12 1997 Richard Henderson <rth@cygnus.com>
+
+ * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne.
+ (bne): Likewise for cmpeq+beq.
+
+Mon Sep 29 15:58:22 1997 Doug Evans <dje@cygnus.com>
+
+ * reload1.c (reload_cse_simplify_set): Fix return values.
+
+Mon Sep 29 08:21:35 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
+
+ * i386.c (notice_update_cc): Use reg_overlap_mentioned_p.
+
+Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * libgcc2.c (__throw): Fix thinko.
+
+Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
+
+ * cplus-dem.c (demangle_template): Add new parameter. Handle new
+ template-function mangling.
+ (consume_count_with_underscores): New function.
+ (demangle_signature): Handle new name-mangling scheme.
+
+Sun Sep 28 11:19:09 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * flow.c (print_rtl_with_bb): Reformat messages about BB boundaries.
+
+ * calls.c: Include regs.h.
+ * profile.c: Likewise.
+ * Makefile.in (calls.o, profile.o): Depend on regs.h.
+ * except.h (expand_builtin_dwarf_reg_size): Put in #ifdef TREE_CODE.
+
+ * tree.h (get_file_function_name): Add decl.
+ * dwarf2out.c (output_call_frame_info): Don't cast its result.
+
+Sun Sep 28 10:58:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
+
+ * Makefile.in (sub-makes): Pass value of LANGUAGES.
+
+Sun Sep 28 10:52:59 1997 Ian Dall <ian.dall@dsto.defence.gov.au>
+
+ * regs.h (SMALL_REGISTER_CLASSES): Default to 0.
+ * calls.c (prepare_call_address, expand_call):
+ Remove #if test on SMALL_REGISTER_CLASSES.
+ * combine.c (can_combine_p, combinable_i3pat, try_combine): Likewise.
+ * cse.c (canon_hash): Likewise.
+ * function.c (expand_function_start): Likewise.
+ * jump.c (jump_optimize): Likewise.
+ * local-alloc.c (optimize_reg_copy_1): Likewise.
+ * loop.c (scan_loop, valid_initial_value_p): Likewise.
+ * profile.c (output_arc_profiler): Likewise.
+ * reload.c (push_secondary_reload, push_reload): Likewise.
+ (combine_reloads): Likewise.
+ * reload1.c (reload, scan_paradoxical_subregs): Likewise.
+ (order_regs_for_reload, reload_as_needed): Likewise.
+ (choose_reload_regs): Likewise.
+ (merge_assigned_reloads): Declare unconditionally.
+
+Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
+ * tree.h (built_in_function): Likewise.
+ * expr.c (expand_builtin): Likewise.
+ * except.h: Likewise.
+ * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
+ * libgcc2.c (copy_reg): New fn.
+ (__throw): Use it.
+
+Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * frame.c (gansidecl.h): New include, for PROTO.
+ * dwarf2out.c: Move inclusion of dwarf2.h down.
+ (dwarf2out_cfi_label): Don't declare here.
+ * dwarf2.h (dwarf2out_{do_frame,cfi_label,def_cfa}): New declarations.
+ (dwarf2out_{window_save,args_size,reg_save,return_save}): Likewise.
+ (dwarf2out_{return_reg,begin_prologue,end_epilogue}): Likewise.
+ * m68k.c (dwarf2.h): Include.
+ (output_function_prologue): Add dwarf2 support.
+ * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
+ (INCOMING_FRAME_SP_OFFSET): Likewise.
+
+ * integrate.c (copy_rtx_and_substitute, case ADDRESSOF): New case.
+
+ * integrate.c (expand_inline_function): Make sure there is at
+ least one insn that can be used as an insertion point.
+
+Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
+
+ * c-typeck.c (build_binary_op): Warn about comparing signed vs
+ unsigned if -W is specified and -Wno-sign-compare is not.
+ * c-decl.c (warn_sign_compare): Initialize to -1.
+ (c_decode_option): -Wall no longer implies -Wsign-compare.
+
+Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
+
+Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
+
+ * sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
+ (get_pc_via_rdpc): Renamed from get_pc_sp64.
+ * sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
+
+Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
+
+ * sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
+ (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
+ and -malign-functions=.
+ (sparc_align_{loops,jumps,funcs}_string): Declare.
+ (sparc_align_{loops,jumps,funcs}): Declare.
+ (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
+ (FUNCTION_BOUNDARY): Use sparc_align_funcs.
+ (STACK_BIAS): Define.
+ (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT, then perform test.
+ (SPARC_SETHI_P): New macro.
+ (CONST_OK_FOR_LETTER_P): Use it.
+ (ASM_OUTPUT_ALIGN_CODE): Define.
+ (ASM_OUTPUT_LOOP_ALIGN): Define.
+ * sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
+ (sparc_align_{loops,jumps,funcs}): New globals.
+ (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
+ -malign-functions=.
+ (move_operand): Use SPARC_SETHI_P.
+ (arith_double_operand): Cast to unsigned HOST_WIDE_INT, then test.
+ (arith11_double_operand): Likewise.
+ (arith10_double_operand): Likewise.
+ (finalize_pic): Finish sparc64 support.
+ (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
+ 64 bit constants if able.
+ (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
+ (sparc_builtin_saveregs [sparc64]): Don't save fp regs if ! TARGET_FPU.
+ * sparc.md: Use GEN_INT instead of gen_rtx.
+ (get_pc_sp32): Use for sparc64 as well.
+ (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
+ (sethi_di_sp64_const): Likewise.
+ (movtf_cc_sp64): Check TARGET_HARD_QUAD.
+ (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
+ (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
+
+Wed Sep 24 08:25:28 1997 Alexandre Oliva <oliva@dcc.unicamp.br>
+
+ * i386.md (allocate_stack): Fix typo in last change.
+
+Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
+
+ * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
+ * sparc/linux.h (COMMENT_BEGIN): Likewise.
+ * sparc/linux64.h (COMMENT_BEGIN): Likewise.
+
+Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
+
+ Add sparc64 linux support.
+ * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
+ to xm_file list on 32-bit sparc-linux.
+ * sparc/xm-sp64.h: New file.
+ * sparc/linux64.h: New file.
+ * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
+ Don't include xm-sparc.h.
+ * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
+ * glimits.h (LONG_MAX): Handle sparc64.
+
+Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * final.c (final_end_function): Also do dwarf2 thing if
+ DWARF2_DEBUGGING_INFO.
+ (final_start_function): Likewise.
+
+Tue Sep 23 06:55:40 1997 David S. Miller <davem@tanya.rutgers.edu>
+
+ * expmed.c (expand_divmod): If compute_mode is not same as mode,
+ handle case where convert_modes causes op1 to no longer be CONST_INT.
+
+Tue Sep 23 00:58:48 1997 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
+
+Mon Sep 22 18:26:25 1997 J. Kean Johnston <jkj@sco.com>
+
+ * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
+ (MULTILIB_DEFAULTS): Define.
+ (ASM_SPEC, CPP_SPEC): Handle -mcoff.
+ (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
+ (LIBGCC_SPEC): Likewise.
+ (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
+ (SUBTARGET_SWITCHES): Add -mcoff and -melf.
+ * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
+ (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
+ (EXTRA_PARTS, TAROUTOPTS): Delete.
+ (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
+ (MULTILIB_OPTIONS): Define.
+ (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
+ (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
+
+Mon Sep 22 14:42:11 1997 Jeffrey A Law (law@cygnus.com)
+
+ * reg-stack.c (find_blocks): Fix thinko in last change.
+
+Mon Sep 22 16:22:41 1997 David S. Miller <davem@tanya.rutgers.edu>
+
+ * combine.c (try_combine): Use NULL_RTX, not 0, in gen_rtx calls.
+ * cse.c (cse_main): Likewise.
+ * emit-rtl.c (gen_label_rtx): Likewise.
+ * expr.c (init_expr_once): Likewise.
+ * sched.c (schedule_insns): Likewise.
+ * varasm.c (immed_double_const): Likewise.
+
+ * sparc.h (INCOMING_FRAME_SP_OFFSET): Define as SPARC_STACK_BIAS.
+
+Mon Sep 22 16:13:21 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * alpha/linux.h (HANDLE_SYSV_PRAGMA): Define.
+
+Mon Sep 22 16:02:01 1997 Benjamin Kosnik <bkoz@rhino.cygnus.com>
+
+ * c-common.c (decl_attributes): Add support for TYPE_UNUSED on types.
+ * c-decl.c (finish_decl): Set TREE_USED on decls if TREE_USED on type.
+ * stmt.c (expand_end_bindings): Check DECL_NAME and DECL_ARTIFICIAL
+ before unused variable warning.
+
+Mon Sep 22 14:04:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * rtlanal.c (computed_jump_p): Fix typo in last change.
+
+ * clipper.md (movstrsi): Use change_address instead of making new MEM.
+ * dsp16xx.md (movstrqi): Likewise.
+ * i370.md (movstrsi): Likewise.
+ * i860.md (movstrsi): Likewise.
+ * pa.md (movstrsi): Likewise.
+ * mips.md (movstrsi): Fix (unused) pattern in define_expand.
+ * pdp11.md (movstrhi): Likewise.
+
+ * alpha.md (allocate_stack): Use virtual_stack_dynamic for result.
+ * i386.md (allocate_stack): Likewise.
+ * rs6000.md (allocate_stack): Likewise.
+
+ * alpha.h (FLOAT_STORE_FLAG_VALUE): Different for VAX and IEEE float.
+
+ * function.c (assign_parms): Make max_parm_reg handling more
+ precise and make it agree with size of parm_reg_stack_loc.
+ * integrate.c (save_for_inline_{nocopy,copying}): Remove
+ redundant assignment of max_parm_reg.
+
+ * function.c (assign_parms): Properly set RTX_UNCHANGING_P for
+ copy of parm.
+
+ * integrate.c (copy_rtx_and_substitute, case SET): Handle
+ a SET_DEST of the virtual fp or ap specially and undo
+ the adjustment into the local area as well.
+ (mark_stores): Don't wipe out map entries for virtual fp and ap.
+
+ * alpha.h (FLOAT_STORE_FLAG_VALUE): Different for VAX and IEEE float.
+
+ * emit-rtl.c (gen_lowpart): Handle ADDRESSOF.
+
+Mon Sep 22 13:35:56 1997 Doug Evans <dje@cygnus.com>
+
+ * rtlanal.c (replace_regs): Fix up lossage in last patch.
+
+Sun Sep 21 19:28:48 1997 Jeffrey A Law (law@cygnus.com)
+
+ * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
+ (find_basic_blocks): Use computed_jump_p to determine if a
+ particular JUMP_INSN is a computed jump.
+ * reg-stack.c (find_blocks): Use computed_jump_p to determine
+ if a particular JUMP_INSN is a computed jump.
+ * rtlanal.c (jmp_uses_reg_or_mem): New function.
+ (computed_jump_p): Likewise.
+ * rtl.h (computed_jump_p): Declare.
+ * genattrtab.c (pc_rtx): Define and initialize.
+
+ * cse.c (simplify_relational_operation): Set h0u just like h0s.
+ Similarly for h1u and h1s.
+
+Sun Sep 21 14:13:31 1997 Doug Evans <dje@cygnus.com>
+
+ * function.c (instantiate_virtual_regs): Fix thinko in last patch.
+
+Sun Sep 21 10:33:26 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c, cpplib.c (special_symbol): If STDC_0_IN_SYSTEM_HEADERS
+ is defined, expand __STDC__ to 0 in system headers.
+ * i386/sol2.h, rs6000/sol2.h, sparc/sol2.h:
+ (STDC_0_IN_SYSTEM_HEADERS): New macro.
+ (CPP_SPEC): Remove -D__STDC__=0; it's no longer needed.
+
+ * fixinc.math (_MATH_H_WRAPPER): Define at the end of the
+ wrapper, not the start, so that if #include_next gets another
+ instance of the wrapper, this will follow the #include_next
+ chain until we arrive at the real <math.h>.
+
+ * fixproto (subdirs_made): New var, to keep track of which
+ subdirectories we've made (in reverse order). At the end,
+ attempt to rmdir them all, so that we don't create any empty
+ directories.
+
+Sun Sep 21 10:02:07 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * pa.c (move_operand): Respect -mdisable-indexing.
+ * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
+
+Sun Sep 21 09:29:23 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * function.c (purge_addressof_1): Don't convert (MEM (ADDRESSOF (REG)))
+ to (SUBREG (REG)) on big endian machines.
+ Don't fall through to substitute the inner (REG) unchanged
+ when the above conversion cannot be validated.
+
+Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * frame.c (__deregister_frame): Properly check for initialized object.
+
+ * function.c (instantiate_virtual_regs): Instantiate
+ parm_reg_stack_locs.
+
+Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
+
+ * sparc/sysv4.h (ASM_COMMENT_START): Delete.
+ * sparc.h (ASM_COMMENT_START): Define.
+ * sparc.c (output_function_prologue): Use it.
+ (sparc_flat_output_function_{epi,pro}logue): Likewise.
+
+Fri Sep 19 19:43:09 1997 Jeffrey A Law (law@cygnus.com)
+
+ * loop.c (strength_reduce): Fix typo.
+
+ * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
+ * mips.h, xm-rs6000.h, rs6000/xm-sysv4.h: Likewise.
+
+Fri Sep 19 20:10:30 1997 Doug Evans <dje@cygnus.com>
+
+ * rtl.h (find_use_as_address): Delete accidentally added decl.
+
+Fri Sep 19 08:36:16 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * jump.c (thread_jumps): Check can_reverse_comparison_p before
+ threading a reversed-condition jump.
+
+Fri Sep 19 08:16:12 1997 Andrew M. Bishop <amb@gedanken.demon.co.uk>.
+
+ * Add support for new -dI option for cxref,
+ * cccp.c (dump_includes): New variable.
+ (struct directive, directive_table): Remove members angle_brackets,
+ traditional_comments, pass_thru; all code using struct directive
+ now uses `type' member instead.
+ (IS_INCLUDE_DIRECTIVE_TYPE): New macro.
+ (main, handle_directive): Add support for new -dI option.
+ (do_ident): Avoid unnecessary alloca.
+ (do_pragma): Avoid unnecessary comparison to newline.
+
+ * cpplib.h (struct cpp_options): New member dump_includes.
+ * cpplib.c (struct directive, directive_table): Remove members
+ traditional_comments, pass_thru; all code using struct directive
+ now uses `type' member instead.
+ (IS_INCLUDE_DIRECTIVE_TYPE): New macro.
+ (handle_directive, cpp_handle_options): Add support for new -dI option.
+
+Fri Sep 19 07:57:19 1997 Pat Rankin <rankin@eql.caltech.edu>
+
+ * vax/xm-vms.h (expand_builtin_{extract,set}_return_addr): New macros.
+
+Fri Sep 19 07:47:29 1997 Nick Burrett <n.a.burrett@btinternet.com>
+
+ * cpplib.c (pcstring_used, pcfinclude): Delete unused declarations.
+ (check_preconditions, print_containing_files, pipe_closed): Likewise.
+ (dump_defn_1, dump_arg_n, make_undef): Likewise.
+ (trigraph_pcp): Pre-process out decl.
+ (quote_string): Cast CPP_PWRITTEN macro to char * for sprintf.
+ (output_line_command): Likewise.
+ (macro_expand): Likewise.
+ (do_line): Cast atoi argument to char *.
+ * genattrtab.c (simplify_by_alternatives): Pre-process out decl.
+ * genpeep.c (gen_exp): Remove decl.
+
+Fri Sep 19 07:29:40 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+
+ * enquire.c (basic): Elminate dangling else warning.
+ * except.h (struct function, save_eh_status, restore_eh_status):
+ Don't declare.
+ * expr.c (clear_storage): Don't return without a value.
+ * function.h ({save,restore}_machine_status): Add proper prototype.
+ ({save,restore}_{tree,eh,stmt,expr,emit,storage}_status): Declare.
+ * real.h (real_value_truncate): Add proper prototype.
+ (target_isnan, target_isinf, target_negative, debug_real): Declare.
+ (assemble_real): Likewise.
+ * recog.c (strict_memory_address_p, memory_address_p): Don't declare.
+ (find_single_use_1): Add prototype.
+ * recog.h (init_recog, init_recog_no_volatile): Declare.
+ (check_asm_operands, constrain_operands, memory_address_p): Likewise.
+ (strict_memory_address_p, validate_replace_rtx): Likewise.
+ (reg_fits_class_p, find_single_use, general_operand): Likewise.
+ (address_operand, register_operand, scratch_operand): Likewise.
+ (immediate_operand, const_int_operand, const_double_operand): Likewise.
+ (nonimmediate_operand, nonmemory_operand, push_operand): Likewise.
+ (memory_operand, indirect_operand, mode_independent_operand): Likewise.
+ (comparison_operator, offsettable_{,nonstrict_}memref_p): Likewise.
+ (offsettable_address_p, mode_dependent_address_p, recog): Likewise.
+ (add_clobbers): Likewise.
+ * reload.h (strict_memory_address_p): Don't declare here.
+ * rtl.h (struct rtvec_def): Make num_elem an integer.
+ (PUT_NUM_ELEM): Delete cast to unsigned.
+ (rtx_unstable_p, rtx_varies_p, reg_mentioned_p): Declare.
+ (reg_{referenced,used_between,referenced_between}_p: Likewise.
+ ({reg_set,modified,no_labels}_between_p, modified_in_p): Likewise.
+ (reg_set_p, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
+ (note_stores, rtx_equal_p, dead_or_set{,_regno}_p): Likewise.
+ (remove_note, side_effects_p, volatile_{refs,insn}_p): Likewise.
+ (may_trap_p, inequality_comparison_p): Likewise.
+ * rtlanal.c (note_stores, reg_set_p): Don't declare.
+ (rtx_addr_can_trap_p): Add prototype, make static.
+ (reg_set_p_1): Add declaration for parameter pat.
+ * emit-rtl.c: Include recog.h.
+ * integrate.c: Likewise.
+ * jump.c: Likewise.
+ * unroll.c: Likewise.
+ * Makefile.in (emit-rtl.o, integrate.o, jump.o, unroll.o): Depend
+ on recog.h.
+
+Fri Sep 19 06:52:22 1997 Paul Eggert <eggert@twinsun.com>
+
+ * enquire.c (SYS_FLOAT_H_WRAP): New macro.
+ Include "float.h" if SYS_FLOAT_H_WRAP is nonzero.
+ (f_define): New argument `req'.
+ (main): Output `#include_next <float.h>' if wrapping float.h.
+ (i_define, f_define): Don't output anything if wrapping float.h
+ and if the system defn is already correct. Put other value tests
+ inside `#ifdef VERIFY'.
+ (UNDEFINED): New macro.
+ (I_MAX, I_MIN, U_MAX, F_RADIX, F_MANT_DIG, F_DIG, F_ROUNDS):
+ Define even if VERIFY isn't defined, because SYS_FLOAT_H_WRAP may need
+ these values. Give them the value UNDEFINED if not already defined.
+ (F_EPSILON, F_MIN_EXP, F_MIN, F_MIN_10_EXP, F_MAX_EXP): Likewise.
+ (F_MAX, F_MAX_10_EXP): Likewise.
+ (FPROP): Prefer system float.h definition of F_ROUNDS.
+ Pass system values to f_define.
+ * Makefile.in (FLOAT_H_TEST): New var.
+ (float.h-nat): Make it empty if we can use the system float.h without
+ change.
+ (enquire.o): Define SYS_FLOAT_H_WRAP=1 if we can build a wrapper
+ around the system <float.h>. Remove include/float.h before compiling.
+ (stmp-headers): Remove include/float.h if we would just be installing
+ an empty file (which is a placeholder that stands for no file).
+
+ * fix-header.c: Don't munge headers for POSIX and XOPEN,
+ as this is too error-prone.
+ (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): New macros, normally undefed.
+ (POSIX1_SYMBOL, POSIX2_SYMBOL): Now 0 unless ADD_MISSING_POSIX.
+ (XOPEN_SYMBOL, XOPEN_EXTENDED_SYMBOL): Now 0 unless ADD_MISSING_XOPEN.
+ (main): Ignore symbols whose flags are 0.
+
+Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
+
+ * v850.c (compute_register_save_size): Correct register number.
+ * v850.md (save_interrupt, return_interrupt): Likewise.
+ * v850/lib1funcs.asm (save_interrupt): Likewise.
+ (return_interrupt): Use stack pointer, not element pointer.
+
+Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * final.c (final_scan_insn): Hand BARRIERs to dwarf2 code.
+ * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
+ (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
+
+ * except.c (end_eh_unwinder): Subtract 1 from return address.
+ * libgcc2.c (__throw): Likewise.
+ (find_exception_handler): Don't change PC here. Compare end with >.
+
+Thu Sep 18 14:01:20 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * configure.in: Make sure to create the stage* and include
+ symbolic links in each subdirectory.
+
+Thu Sep 18 13:20:37 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh/lib1funcs.asm (LOCAL): Define.
+ (whole file): Use it.
+
+Thu Sep 18 09:52:24 1997 Benjamin Kosnik <bkoz@beauty.cygnus.com>
+
+ * collect2.c (collect_execute): Specify name of new file when
+ redirecting stdout/stderr.
+
+Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.md (reload_peepholes): Don't allow addresses with side
+ effects for the memory operand.
+
+Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * libgcc2.c (find_exception_handler): Subtract one from our PC when
+ looking for a handler, to avoid hitting the beginning of the next
+ region.
+
+ * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
+
+Wed Sep 17 18:23:09 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mips/abi64.h (LONG_MAX_SPEC): Define.
+ * mips.h (LONG_MAX_SPEC): Define.
+ (CPP_SPEC): Include long_max_spec.
+ (EXTRA_SPECS): Include long_max_spec.
+
+Wed Sep 17 14:17:26 1997 Paul Eggert <eggert@twinsun.com>
+
+ * configure.in (AC_CHECK_HEADERS): Add inttypes.h, limits.h.
+ ({sparc,i[3456]86,powerpcle}-*-solaris2*): Use fixinc.math.
+
+ * fixinc.math (PWDCMD, ORIGDIR, LINKS): Remove.
+ Remove duplicate test for missing $1.
+ Don't cd to $INPUT.
+ Build wrapper around system <math.h> instead of copying it;
+ this is better if the system <math.h> is updated later by a software
+ patch or upgrade.
+
+ * cccp.c (HAVE_STDLIB_H, HAVE_UNISTD_H):
+ Do not define any more; now autoconfed.
+ <limits.h>: Include if HAVE_LIMITS_H.
+ (HOST_BITS_PER_WIDE_INT): Remove.
+ (HOST_WIDE_INT): Use intmax_t or long long if available.
+ (pcfinclude): Use size_t, not HOST_WIDE_INT, for cast from pointer;
+ this is less likely to annoy the compiler.
+
+ * cexp.y (HAVE_STDLIB_H): Do not define any more; now autoconfed.
+ <limits.h>: Include if HAVE_LIMITS_H.
+ (HOST_WIDE_INT): Use intmax_t or long long if available.
+ (unsigned_HOST_WIDE_INT, CHAR_BIT): New macros.
+ (HOST_BITS_PER_WIDE_INT): Define in terms of CHAR_BIT and sizeof.
+ (MAX_CHAR_TYPE_MASK, MAX_CHAR_TYPE_MASK): Rewrite so that we don't use
+ HOST_BITS_PER_WIDE_INT in a preprocessor expression, since it now
+ uses sizeof.
+
+ * cppexp.c: <limits.h>: Include if HAVE_LIMITS_H.
+ (HOST_WIDE_INT): Use intmax_t or long long if available.
+ (CHAR_BIT): New macro.
+ (HOST_BITS_PER_WIDE_INT): Define in terms of CHAR_BIT and sizeof.
+ * cpplib.c: <limits.h>: Include if HAVE_LIMITS_H.
+ (HOST_WIDE_INT): Use intmax_t or long long if available.
+ (HOST_BITS_PER_WIDE_INT): Remove.
+
+Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
+
+ * v850.c (construct_save_jarl): Fix thinko in last change.
+
+Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
+
+ * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
+ use sparc.h's copies.
+ * sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print ascii form
+ as well.
+
+Wed Sep 17 14:08:20 1997 Nick Burrett <nick.burrett@btinternet.com>
+
+ * explow.c (allocate_dynamic_stack_space): Make allocate_stack
+ pass 'target' as an extra operand.
+ * expr.c (expand_builtin_apply): Use allocate_dynamic_stack_space
+ to push a block of memory onto the stack.
+ * alpha.md (allocate_stack): Alter in accordance with new operand.
+ * i386.md (allocate_stack): Likewise.
+ * rs6000.md (allocate_stack): Likewise.
+
+Wed Sep 17 13:34:43 1997 Robert Lipe <robertl@dgii.com>
+
+ * i386/xm-sco5.h (sys_siglist, SYS_SYGLIST_DECLARED): Define.
+
+Wed Sep 17 13:27:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (native): Correct dependency to auto-config.h from
+ config.h.
+
+Tue Sep 16 10:02:02 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * libgcc2.c (find_exception_handler): Not found is -1.
+
+ * integrate.c (expand_inline_function): Move expand_start_bindings
+ after expanding the arguments.
+
+ * i386.c (ix86_prologue): Pass SYMBOL_REF to
+ gen_prologue_{get_pc,set_got}.
+ * i386.md (prologue_set_got, prologue_get_pc): Adjust.
+
+Tue Sep 16 07:33:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * fold-const.c (make_range): Correctly handle cases of converting
+ from unsigned to signed type.
+
+ * function.c (flush_addressof): New function.
+
+ * combine.c (num_sign_bit_copies): If asking about wider mode,
+ treat like paradoxical subreg.
+
+Tue Sep 16 00:26:52 1997 Jeffrey A Law (law@cygnus.com)
+
+ * cse.c (simplify_relational_operation): If MODE specifies mode wider
+ than HOST_WIDE_INT, high word of CONST_INT is derived from sign bit
+ of low word.
+
+Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
+
+ * v850.c ({register,pattern}_is_ok_for_epilogue): New functions.
+ (construct_{save,restore}_jr, pattern_is_ok_for_prologue): Likewise.
+ * v850.h (pattern_is_ok_for_{pro,epi}logue): New predicates.
+ (register_is_ok_for_epilogue): Likewise.
+ * v850.md: Replace prologue and epilogue patterns with a
+ match_parallel pattern.
+ * v850.c (output_move_single_unsigned): Cope with zero
+ extending and moving between registers at the same time.
+
+Mon Sep 15 22:02:46 1997 Jeffrey A Law (law@cygnus.com)
+
+ * fixinc.math: New file to fix math.h on some systems.
+ * configure.in (*-*-freebsd*, *-*-netbsd*): Use fixinc.math on these
+ systems.
+
+Mon Sep 15 18:58:36 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sched.c (update_flow_info) When looking if to set found_split_dest
+ or found_orig_dest, look at all parts of a PARALLEL.
+
+ * sh.md (casesi_0): Reduce functionality, exclude insns from
+ mova onwards. Changed expander caller.
+ (casesi_worker_0): New insn.
+ (casesi_worker_0+[12]): New define_splits.
+ (casesi_worker): Need no gen_* function.
+ (casesi): Use casesi_worker_0 instead of casesi_worker.
+ * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
+
+Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
+ * dwarf2.h: Add DW_CFA_GNU_args_size.
+ * frame.c (execute_cfa_insn): Likewise.
+ * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
+ (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
+ (dwarf2out_frame_debug): If this isn't a prologue or epilogue
+ insn, hand it off to dwarf2out_stack_adjust.
+ (dwarf2out_begin_prologue): Initialize args_size.
+ * frame.h (struct frame_state): Add args_size.
+ * libgcc2.c (__throw): Use args_size.
+ * final.c (final_scan_insn): If we push args, hand off all insns
+ to dwarf2out_frame_debug.
+ * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
+
+ * dwarf2out.c (dwarf2out_frame_debug): Fix typo.
+ Handle epilogue restore of SP from FP.
+ * emit-rtl.c (gen_sequence): Still generate a sequence if the
+ lone insn has RTX_FRAME_RELATED_P set.
+
+ * frame.c (extract_cie_info): Handle "e" augmentation.
+ * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
+ absence of UNALIGNED_*_ASM_OP.
+ (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
+ (output_call_frame_info): Use "e" instead of "z" for augmentation.
+ Don't emit augmentation fields length.
+ (dwarf2out_do_frame): Move outside of #ifdefs.
+ * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
+ opcodes.
+
+ * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
+ * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
+ * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
+ * sparc/sun4gas.h: New file.
+ * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
+
+ * collect2.c (write_c_file_stat, write_c_file_glob): Declare
+ __register_frame_table and __deregister_frame.
+
+Mon Sep 15 19:04:34 1997 Brendan Kehoe <brendan@cygnus.com>
+
+ * except.c (find_exception_handler_labels): Use xmalloc instead of
+ alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
+ in some cases.
+
+Sat Sep 13 23:13:51 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cpplib.h (PARAMS): Fix misspelling of __STDC__.
+ (cpp_get_token): Arg is cpp_reader *, not struct parse_marker *.
+
+ * cpplib.c (cpp_fatal, cpp_file_line_for_message): New decls.
+ (ppp_hash_cleanup, cpp_message, cpp_print_containing_files): Likewise.
+ (copy_rest_of_line): Fix typo that prevented recognition of
+ C++ style comments.
+ (output_line_command, special_symbol): Use %ld for long, not %d.
+
+ * cppexp.c (xrealloc): Declare first arg as void *, not char *.
+ (cpp_lex): Cast 2nd arg of cpp_parse_escape from const char ** to
+ char **.
+
+Fri Sep 12 16:54:04 1997 Doug Evans <dje@cygnus.com>
+
+ * bitmap.h (bitmap_print): Don't use STDIO_PROTO.
+
+Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * except.h: Prototype dwarf2 hooks.
+ * expr.c: Adjust.
+
+Thu Sep 11 18:36:51 1997 Jim Wilson <wilson@cygnus.com>
+
+ * local-alloc.c (contains_replace_regs): New function.
+ (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
+ verify that there is no existing REG_EQUIV note, and add a call to
+ contains_place_regs.
+
+ * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Add __HPUX_ASM__ versions.
+
+Wed Sep 10 21:49:38 1997 Michael Meissner <meissner@cygnus.com>
+
+ * toplev.c (rest_of_compilation): For passes starting with
+ flow_analysis, use print_rtl_with_bb instead of print_rtl.
+ * print-rtl.c (print_rtl_single): Print a single rtl value to a
+ file.
+ * flow.c (print_rtl_with_bb): Print which insns start and end
+ basic blocks. For the start of a basic block, also print the live
+ information.
+ * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
+ two bitmaps ANDed together.
+ (bitmap_print): Declare.
+ * bitmap.c (function_obstack): Don't declare any more.
+ (bitmap_obstack): Obstack for allocating links from.
+ (bitmap_obstack_init): New static to say whether to initialize
+ bitmap_obstack.
+ (bitmap_element_allocate): Use bitmap_obstack to allocate from.
+ (bitmap_release_memory): Free all memory allocated from
+ bitmap_obstack.
+ (toplevel): Conditionally include stdlib.h.
+ (free): Provide a declaration if NEED_DECLARATION_FREE.
+
+ * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
+ EXECUTE_IF_AND_IN_BITMAP.
+
+Wed Sep 10 17:53:33 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (addr_diff_vec_adjust): Properly propagate considered
+ address changes through alignments.
+
+Wed Sep 10 13:10:52 1997 Per Bothner <bothner@cygnus.com>
+
+ * stor-layout.c (layout_type): Simplify special BOOLEAN_TYPE handling.
+
+Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
+ if DWARF2_UNWIND_INFO.
+
+Wed Sep 10 15:43:10 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * cplus-dem.c (demangle_fund_type): Change "complex" to "__complex".
+
+Wed Sep 10 11:13:53 1997 Paul Eggert <eggert@twinsun.com>
+
+ Handle `extern int errno;' correctly when fixing <errno.h>.
+ * fix-header.c (recognized_extern): Use name_length when comparing.
+ * scan-decls.c (scan_decls): Don't ignore the first CPP_NAME in a
+ declaration, so that we see the `extern' in `extern int errno;'.
+
+Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ Add support for exception handling using DWARF 2 frame unwind info.
+ * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
+ next_stack_level, in_reg_window): Helper fns.
+ (__throw): Implement for DWARF2_UNWIND_INFO.
+
+ * expr.c (expand_builtin): Handle builtins used by __throw.
+ * tree.h (enum built_in_function): Add builtins used by __throw.
+ * c-decl.c (init_decl_processing): Declare builtins used by __throw.
+ * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
+ * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
+ (expand_builtin_extract_return_addr): Likewise.
+ (expand_builtin_frob_return_addr): Likewise.
+ (expand_builtin_set_return_addr_reg): Likewise.
+ (expand_builtin_eh_stub): Likewise.
+ (expand_builtin_set_eh_regs): Likewise.
+ (eh_regs): Choose two call-clobbered registers for passing back values.
+
+ * frame.c, frame.h: New files for parsing dwarf 2 frame info.
+ * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
+ (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
+ (stmp-multilib): Likewise.
+ ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
+
+ * except.c: #include "defaults.h".
+ (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
+ (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
+ (register_exception_table_p): New fn.
+ (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
+ (end_eh_unwinder): Likewise.
+
+ * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
+ call __register_frame and __deregister_frame as needed.
+ * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
+ * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
+ EH_FRAME_SECTION_ASM_OP.
+ * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
+ * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
+ (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
+
+ * dwarf2out.c (output_call_frame_info): If no support for
+ EXCEPTION_SECTION, mark the start of the frame info with a
+ collectable tag.
+ * collect2.c (frame_tables): New list.
+ (is_ctor_dtor): Recognise frame entries.
+ (scan_prog_file): Likewise.
+ (main): Pass -fno-exceptions to sub-compile. Also do collection
+ if there are any frame entries.
+ (write_c_file_stat): Call __register_frame_table and
+ __deregister_frame as needed.
+ (write_c_file_glob): Likewise.
+
+ * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
+ Also require unaligned reloc support.
+ * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
+ UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
+ * sparc/sysv4.h: Not here.
+
+ * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
+ * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
+ (dwarf2out_finish): Don't call dwarf2out_frame_finish.
+
+ * libgcc2.c (L_eh): Reorganize, moving code shared by different
+ EH implementations to the top.
+ (find_exception_handler): Split out. Start from 0. Compare against
+ end with >=.
+ (__find_first_exception_table_match): Use it.
+ * except.c (output_exception_table): Don't do anything if there's
+ no table. Don't output a first entry of zeroes.
+ (eh_outer_context): Adjust properly.
+ (add_eh_table_entry): Use xrealloc.
+ * toplev.c (compile_file): Just call output_exception_table.
+
+Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * varasm.c (save_varasm_status): Take the target function context.
+ * function.c (push_function_context_to): Pass it in.
+
+ * rtl.def (ADDRESSOF): Add new field for original regno.
+ * function.c (put_reg_into_stack and callers): Add original_regno
+ argument.
+ (gen_mem_addressof): Remember the original regno.
+ * rtl.def (INLINE_HEADER): Add new field for parm_reg_stack_loc.
+ * rtl.h (PARMREG_STACK_LOC): New macro.
+ (ADDRESSOF_REGNO): New macro.
+ * emit-rtl.c (gen_inline_header_rtx): Add parm_reg_stack_loc.
+ * function.c (max_parm_reg, parm_reg_stack_loc): No longer static.
+ (assign_parms): Allocate parm_reg_stack_loc on saveable obstack.
+ * integrate.c (output_inline_function): Set max_parm_reg and
+ parm_reg_stack_loc from inline header.
+ (initialize_for_inline): Pass in parm_reg_stack_loc.
+
+Wed Sep 10 11:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.c (override_options): Don't set TARGET_SCHEDULE_PROLOGUE
+ (ix86_expand_prologue, ix86_expand_epilogue): Emit rtl by default.
+
+Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
+
+ * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
+
+Wed Sep 10 08:48:44 1997 Jeffrey A Law (law@cygnus.com)
+
+ * xm-m88k.h (USG): Only define if it hasn't already been defined.
+
+ * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
+
+ * expr.c (do_jump_by_parts_equality_rtx): Don't clobber the
+ source operand when performing an IOR of the parts.
+
+ * expr.c (emit_block_move): Always return a value.
+
+ * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
+ when clearing non-BLKmode data.
+
+ * final.c (shorten_branches): Remove last change for ADDR_VEC
+ alignment computation. During first pass, assume worst
+ possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
+
+Wed Sep 10 09:33:19 1997 Kamil Iskra <iskra@student.uci.agh.edu.pl>
+
+ * explow.c (emit_stack_save, emit_stack_restore): Correctly
+ handle HAVE_{save,restore}_stack_* evaluating to 0.
+
+Wed Sep 10 09:27:45 1997 Weiwen Liu <liu@hepvms.physics.yale.edu>
+
+ * Makefile.in (sdbout.o): Add dependency on insn-config.h.
+
+Wed Sep 10 09:24:56 1997 Nick Burrett <n.a.burrett@btinternet.com>
+
+ * sched.c (birthing_insn_p): Rename prototype decl from birthing_insn.
+ * final.c (leaf_renumber_regs, alter_cond): Declare prototype only
+ if LEAF_REGISTERS is defined.
+ * reload1.c (merge_assigned_reloads): Declare prototype only if
+ SMALL_REGISTER_CLASSES is defined.
+ * loop.c (replace_call_address): Pre-process out prototype decl.
+ * real.c (dectoe, etodec, todec): Declare proto if DEC is defined
+ (ibmtoe, etoibm, toibm): Declare proto if IBM is defined
+
+Wed Sep 10 09:13:51 1997 Manfred Hollstein <manfred@s-direktnet.de>
+
+ * configure.in (out_file): Emit definition to config.status.
+
+Wed Sep 10 08:37:56 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * final.c (shorten_branches): Fix alignment calculation.
+ Don't count the lengths of deleted instructions.
+
+Wed Sep 10 08:34:11 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * cpplib.c (cpp_start_read): Make known_suffixes static.
+
+Wed Sep 10 08:27:05 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.c (print_operand_address) [MOTOROLA]: When compiling
+ with -fpic (not -fPIC) force the GOT offset to 16 bits.
+
+Wed Sep 10 08:22:51 1997 Christian Iseli <chris@lslsun.epfl.ch>
+
+ * expr.c (convert_move): Add missing use of trunctqtf2.
+
+Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
+
+ * except.c (eh_outer_context): Do masking using expand_and.
+
+Wed Sep 10 07:52:21 1997 Joel Sherrill <joel@OARcorp.com>
+
+ * pa/rtems.h (subtarget_switches): Removed -mrtems subtarget_switch.
+ * configure.in (sh*-*-rtems*): New target.
+ * sh.h (TARGET_SWITCHES: Call SUBTARGET_SWITCHES.
+ (SUBTARGET_SWITCHES): Provide default definition.
+
+Wed Sep 10 06:33:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i386/mingw32.h ({LIB,LINK}_SPEC): Check for -mwindows, not -windows.
+
+ * alpha/vms.h (ASM_OUTPUT_SECTION): Clear NAME if overlaid.
+
+ * c-parse.in (unary_expr): Test DECL_C_BIT_FIELD, not DECL_BIT_FIELD.
+ * c-typeck.c (default_conversion): Likewise.
+
+ * tree.c (contains_placeholder_p, substitute_in_expr):
+ Handle placeholders inside args of CALL_EXPR (and hence in TREE_LIST).
+
+ * expr.c (expand_expr, case PLACEHOLDER_EXPR): Check all
+ expressions in placeholder_list.
+
+Tue Sep 9 18:10:30 1997 Doug Evans <dje@cygnus.com>
+
+ Add port done awhile ago for the ARC cpu.
+ * arc.h, arc.c, arc.md, t-arc, xm-arc.h: New files.
+ * arc/initfini.c, arc/lib1funcs.asm: New files.
+ * ginclude/va-arc.h: New file.
+ * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
+ * ginclude/varargs.h: Likewise.
+ * Makefile.in (USER_H): Add va-arc.h.
+ * configure.in (arc-*-elf*): Recognize.
+ * longlong.h: Add ARC support.
+
+Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
+ write_symbols.
+
+Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
+
+ * v850.h (ASM_SPEC): Pass on target processor.
+ (CPP_PREDEFINES): Only define if not already specified.
+ (TARGET_VERSION): Only define if not already specified.
+ (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
+ processor.
+ (EXTRA_SWITCHES): Extra entries in the switches array.
+ (TARGET_DEFAULT): Set default target processor.
+
+Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * configure.in (alpha*-*-*): Support pca56 and ev6.
+
+ * varasm.c (named_section): Set in section after writing directive.
+ * dwarf2out.c (output_call_frame_info): Call named_section.
+
+Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * mips.c (function_prologue): Set up the CFA when ABI_32.
+
+ * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
+ for dwarf2 unwind info.
+ (output_function_prologue, sparc_flat_output_function_prologue): Same.
+
+ * final.c (final_end_function): Check dwarf2out_do_frame instead
+ of DWARF2_DEBUG for dwarf2 unwind info.
+ (final_scan_insn): Likewise.
+ (final_start_function): Likewise. Initialize dwarf2 frame debug here.
+ (final): Not here.
+
+ * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
+ count > 0.
+
+ * varasm.c (exception_section): Check EXCEPTION_SECTION first.
+
+Mon Sep 8 14:58:07 1997 Jim Wilson <wilson@cygnus.com>
+
+ * toplev.c (main): Change #elif to #else/#ifdef
+
+ * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
+
+Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha.h (processor_type): Add EV6.
+ ({TARGET,MASK}_BWX): Renamed from _BYTE_OPS.
+ ({TARGET,MASK}_{CIX,MAX}): New macros.
+ (MASK_CPU_EV5): Change bit number.
+ (MASK_CPU_EV6, {TARGET,MASK}_SUPPORT_ARCH): New macros.
+ (TARGET_OPTIONS): Rename "byte" to "bwx" and add "cix" and "max".
+ (MINIMUM_ATOMIC_ALIGNMENT): Rename TARGET_BYTE_OPS to TARGET_BWX.
+ (SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS, ASM_FILE_START): Likewise.
+ (SECONDARY_MEMORY_NEEDED): Not needed if CIX.
+ (ASM_FILE_START): Only write if TARGET_SUPPORT_ARCH.
+ Add "pca56" and "ev6".
+ * alpha.c (input_operand): Rename TARGET_BYTE_OPS to TARGET_BWX.
+ (override_options): Likewise; also add new CPU types and subset flags.
+ * alpha.md: Rename TARGET_BYTE_OPS to TARGET_BWX.
+ (cpu attr): Add "ev6".
+ (ev5 function units): Use for ev6 as well, for now.
+ (ffsdi2): New define_expand and define_insn, for TARGET_CIX.
+ (sqrt[sd]f2): New patterns, for TARGET_CIX.
+ (s{min,max}[qh]i3): New patterns, for TARGET_MAX.
+ (movsi): Use ldf/lsf when appropriate, instead of lds/sts.
+ (mov[sd]i): Add use of ftio/itof for TARGET_CIX.
+ * configure.in (alpha*-dec-osf*): Set MASK_SUPPORT_ARCH for >= 4.0B.
+ Rename MASK_BYTE_OPS to MASK_BWX.
+
+ * i386/mingw32.h (STANDARD_INCLUDE_DIR): New macros.
+ (STARTFILE_SPEC, PATH_SEPARATOR): Likewise.
+
+ * configure.in (AC_PROG_LN_S): Remove; unneeded.
+ (*cygwin32*, *mingw32*): Default prefix to /usr.
+ (symbolic_link): Set to "cp -p" if no "ln -s"; add AC_SUBST.
+ (configure.lang call): Change remaining use of config.h to auto-conf.h.
+
+ * Makefile.in (LN): Add new symbol.
+ (FLAGS_TO_PASS): Pass it down.
+ (stage[1-4]-start): Use $(LN), not "ln -s".
+
+ * mips.h (flag_omit_frame_pointer, frame_pointer_needed, optimize):
+ Remove declarations: no longer needed.
+ * pyr.md: Remove unneeded declarations of `optimize'.
+ * h8300.md: Likewise.
+ * sparc.c (dwarf2out_cfi_label): Add declaration.
+ (save_regs, output_function_prologue): Remove cast for it.
+ (sparc_flat_{save_restore,output_function_prologue): Likewise.
+ ({save,restore}_regs): No longer inline.
+
+Mon Sep 8 03:08:35 1997 Jim Wilson <wilson@cygnus.com>
+
+ * i960.h (LINK_SPEC): Handle -mjX and -mrp switches.
+
+ * mips.md (nonlocal_goto_receiver): Define.
+
+ * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
+
+ * alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
+ is passed in.
+ * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
+ SFmode for 64 bit hosts.
+
+ * profile.c (output_arc_profiler): Verify next_insert_after is an
+ INSN before and after skipping a stack pop. Check next_insert_after
+ for non NULL before deferencing it.
+ (output_func_start_profiler): Set DECL_EXTERNAL to zero.
+
+ * va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
+
+ * m68k.md (iorsi_zexthi_ashl16): Disable.
+
+ * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
+
+Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
+ prologue insn, only the first elt is significant.
+ (output_call_frame_info): For exception handling, always use 4-byte
+ fields as specified by the dwarf2 spec.
+ Don't skip trivial FDEs.
+
+Sun Sep 7 03:35:28 1997 Paul Eggert <eggert@twinsun.com>
+
+ * fix-header.c (std_include_table): Remove bogus entry for popen
+ under stdio.h with ANSI_SYMBOL. popen is a POSIX2_SYMBOL.
+
+Fri Sep 5 17:19:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md (movsf_ie+1): Typo fix.
+
+Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
+
+ * v850: New directory for v850 port.
+ * v850/lib1funcs.asm: New file.
+ * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
+ * ginclude/va-v850.h: New file.
+ * varargs.h, stdarg.h: Include va-mn10200.h.
+ * configure.in (mn10200-*-*): New target.
+ * Makefile.in (USER_H): Add va-mn10200.h.
+
+ * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
+ * mips/xm-news.h (SYS_SIGLIST_DECLARED): Define.
+ * mips/xm-sysv4.h (SYS_SIGLIST_DECLARED): Define.
+
+Fri Sep 5 03:50:15 1997 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (fma patterns): Extend previous -mno-fused-madd
+ patch to DFmode patterns inadvertently omitted.
+
+Thu Sep 4 20:06:02 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
+
+ * sparc.md: Add ultrasparc scheduling support.
+ * sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
+
+Wed Sep 3 20:56:24 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Define.
+
+Wed Sep 3 20:52:07 1997 Joel Sherrill <joel@OARcorp.com>
+
+ * sh/rtems.h: New file.
+
+Wed Sep 3 17:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * reg-stack.c (subst_stack_regs): Pop the stack register for a
+ computed goto which sets the same stack register.
+
+Wed Sep 3 17:30:36 1997 Jim Wilson <wilson@cygnus.com>
+
+ * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
+
+Wed Sep 3 11:25:19 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.md (reload peepholes): Fix typo in last change.
+
+Wed Sep 3 03:02:02 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md (movsi_ie): Move t/r alternative after r/r alternative.
+
+Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
+
+ * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
+ * collect2.c (sys_errlist): Likewise.
+ * cpplib.c (sys_errlist): Likewise.
+ * gcc.c (sys_errlist): Likewise.
+ * protoize.c (sys_errlist): Likewise.
+ * configure.in: Check for strerror.
+ * xm-freebsd.h (HAVE_STRERROR): Remove definition.
+ * xm-gnu.h (HAVE_STRERROR): Likewise.
+ * xm-linux.h (HAVE_STRERROR): Likewise.
+ * xm-netbsd.h (HAVE_STRERROR): Likewise.
+ * alpha/xm-linux.h (HAVE_STRERROR): Likewise.
+ * i386/xm-bsd386.h (HAVE_STRERROR): Likewise.
+ * i386/xm-cygwin32.h (HAVE_STRERROR): Likewise.
+ * i386/xm-dos.h (HAVE_STRERROR): Likewise.
+ * i386/xm-mingw32.h (HAVE_STRERROR): Likewise.
+ * pa/xm-pa.h (HAVE_STRERROR): Likewise.
+ * pa/xm-papro.h (HAVE_STRERROR): Likewise.
+ * rs6000/xm-cygwin32.h (HAVE_STRERROR): Likewise.
+ * rs6000/xm-sysv4.h (HAVE_STRERROR): Likewise.
+
+ * collect2.c (SYS_SIGLIST_DECLARED): Renamed from
+ DONT_DECLARE_SYS_SIGLIST.
+ * mips-tfile.c (SYS_SIGLIST_DECLARED): Likewise.
+ * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
+ * xm-freebsd.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
+ * alpha/xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
+ * i386/xm-bsd386.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
+ * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
+ * mips/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
+ * rs6000/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
+ * sparc/xm-sol2.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
+ * configure.in: Check for sys_siglist declaration.
+
+ * Makefile.in (libgcc2.a): Add missing "else true" clause.
+ (stage{1,2,3,4}-start): Likewise.
+
+ * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
+ are relative to the next instruction, not the current instruction.
+
+Tue Sep 2 14:15:32 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * toplev.c (xrealloc): Handle null ptr.
+
+Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
+
+ * fixincludes: Permits spaces between # and define. Discard C++
+ comments in sys/pci.h on HP/UX 10.20.
+
+Tue Sep 2 09:28:31 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
+
+Tue Sep 2 00:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * expr.c (expand_expr, case COND_EXPR): It's OK to merge two
+ SAVE_EXPRs.
+
+Mon Sep 1 23:36:45 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (restore_unscaled_index_insn_codes): New function.
+ (record_unscaled_index_insn_codes): Likewise.
+ (output_function_prologue): Call restore_unscaled_index_insn_codes.
+ (output_function_epilogue): Free memory for unscaled_index_insn_codes.
+ (pa_reorg): Call record_unscaled_index_insn_codes.
+
+Mon Sep 1 14:46:09 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md (casesi_jump_1, casesi_jump2): Generate expanders.
+ (casesi_jump): Delete.
+ (casesi) Use gen_casesi_jump_1 and gen_casesi_jump2 instead of
+ gen_casesi_jump.
+
+Mon Sep 1 14:36:36 1997 Paul Eggert <eggert@twinsun.com>
+
+ * sparc/sol2.h (CPP_SPEC): Add -D__STDC__=0 unless -ansi
+ or -traditional, for compatibility with Sun's practice.
+ * i386/sol2.h (CPP_SPEC), rs6000/sol2.h (CPP_SPEC): Likewise.
+ * configure.in ({sparc,i[3456]86,powerpcle}-*-solaris2*):
+ Set fixincludes=Makefile.in.
+
+Mon Sep 1 14:08:23 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * Makefile.in (config.status): Depend on version.c.
+
+Mon Sep 1 13:48:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * acconfig.h: Remove include of config2.h.
+ * configure.in: Build auto-config.h, not config.h, from autoconf data.
+ Add auto-conf.h in front of all other host_xm_file entries.
+ Make config.h, not config2.h, from host_xm_file.
+ * Makefile.in (auto-config.h): New rule; was config.h.
+ (distclean): Remove auto-config.h, not config2.h.
+
+ * expr.c (do_jump_by_parts_equality_rtx): Try to do by IOR of
+ all the words.
+
+Mon Sep 1 13:07:36 1997 Bob Manson <manson@charmed.cygnus.com>
+
+ * sparc/t-vxsparc (TARGET_LIBGCC2_CFLAGS): New definition.
+ (LIBGCC2_CFLAGS): Deleted.
+ * m68k/t-vxworks68: Likewise.
+ * i960/t-vxworks960: Likewise.
+ * a29k/t-vx29k: Likewise.
+
+Sun Aug 31 17:12:27 1997 Paul Eggert <eggert@twinsun.com>
+
+ * real.c (EMULONG): Correct typo in spelling of HOST_BITS_PER_LONGLONG.
+
+Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mips.md (movstrsi_internal[23]): Set insn type to "store" to
+ get more accurate schedules.
+
+ * pa.md (reload_peepholes): Make sure operand is a REG before
+ examining REGNO. Allow general registers too.
+
+Thu Aug 28 12:34:56 1997 Doug Evans <dje@seba.cygnus.com>
+
+ * reload1.c (reload_cse_no_longer_dead): Don't pass incremented regno
+ to SET_HARD_REG_BIT, it can be evaluated twice.
+
+Wed Aug 27 20:15:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh/elf.h: (LINK_SPEC): Use shlelf.
+ (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX, ASM_FILE_START): Redefine.
+ * sh/lib1funcs.asm (___ashrsi3, ___ashlsi3, ___lshrsi3):
+ Truncate shift count. Use braf if not SH1.
+ * sh.c (sfunc_uses_reg): No longer static.
+ Check for SImode inside the USE.
+ (shiftcosts, expand_ashiftrt, shl_sext_kind):
+ Use SH_DYNAMIC_SHIFT_COST.
+ (sh_dynamicalize_shift_p, output_branchy_insn): New functions.
+ (output_ieee_ccmpeq, mova_p, cache_align_p, fixup_aligns): Likewise.
+ (branch_offset, short_cbranch_p, med_branch_p): Likewise.
+ (braf_branch_p, align_length, fixup_addr_diff_vecs): Likewise.
+ (addr_diff_vec_adjust, get_dest_uid, gen_far_branch): Likewise.
+ (split_branches, regs_used, gen_block_redirect): Likewise.
+ (from_compare): Can't compare non-zero DImode constant directly.
+ Emit special code for TARGET_SH3E floating point with code == GE.
+ Force 0.0 into a register for SH3E.
+ (print_operand): Add ','.
+ Emit the actual comparison instruction.
+ (sh_builtin_saveregs): Save floating point registers in order that
+ allows pre-decrement.
+ (find_barrier): New arguments num_mova and mova. Changed caller.
+ When rewinding to before a mova, also restore the last found barrier.
+ Branch is now known to be shortened.
+ Prefer barriers where no new alignment is needed.
+ More generic alignment for cache lines.
+ Add checks for pieces of code that use more table space than their
+ own size.
+ Fix up the barrier we return so that the alignment will always be
+ after the table.
+ Remove limit adjustments for table alignment.
+ Handle PARALLELs correctly.
+ (machine_dependent_reorg): Add extra pass to split insns.
+ Don't scan instructions twice for broken moves.
+ Calculate insn length, call fixup_addr_diff_vecs.
+ Call split_branches.
+ Add alignment for loops and after BARRIERs.
+ Initialize max_uid_before_fixup_addr_diff_vecs.
+ Advance mdep_reorg_phase.
+ Clear insn_addresses.
+ (output_far_jump): Use braf and/or pre-allocated scratch register
+ when possible.
+ (expand_ashiftrt): Truncate shift count.
+ (push_regs): Push PR last.
+ (sh_expand_epilogue): Pop PR first.
+ (code_for_indirect_jump_scratch, mdep_reorg_phase): New variables.
+ (uid_align, uid_align_max): Likewise.
+ (max_uid_before_fixup_addr_diff_vecs, sh_addr_diff_vec_mode): Likewise.
+ (braf_label_ref_operand): New predicate.
+ (initial_elimination_offset): calculate offset from
+ RETURN_ADDRESS_POINTER_REGNUM starting with total_saved_regs_space.
+ (output_branch): Expect out-of-range condbranches to have been split.
+ * sh.md (rotlsi3_16): Named insn.
+ (rotlsi3): Rewritten to use superoptimizer patterns.
+ (adddi3, subdi3, ashrsi2_16, ashrsi2_31): Always split.
+ (movsi_i, movsi_ie): replace t/z alternative with t/r alternative.
+ Use pcload_si and load_si insn types.
+ (adddi3+1, subdi3+1, ashrsi2_16+1, ashrsi2_31+1) New define_splits.
+ (addc, subc, ashlsi_c): New insns.
+ (attribute "type"): New values dyn_shift, load_si, pcload_si, fmove,
+ jump_ind, arith3 and arith3b.
+ (function_unit "fp"): Take fmove into account.
+ (function_unit "int"): Uses one cycle for !dyn_shift.
+ (function_unit "memory"): Special case for load_si and pcload_si.
+ (attribute "in_delay_slot): handle pcload_si.
+ (cmpgtdi_t, cmpgedi_t, cmpgeudi_t, cmpgtudi_t): Type arith3.
+ (cmpsi+1, cmpeqdi_t) Type arith3b.
+ (movsf_ie, alternatives f/fGH/X, f/y/X, y/f/X): Type fmove.
+ (extendsidi2): Delete.
+ (cmpeqsi_t-2): Delete. (Redundant with movt.)
+ (*rotlhi3_8) Name.
+ (iorsi3, rotlsi3_1, rotlsi3_31, rotlsi3_16, (*rotlhi3_8): Type arith.
+ (ashlsi3_k, ashlhi3_ki, ashrsi2_16, ashrsi2_31, lshrsi3_m): Likewise.
+ (lshrsi3_k, lshrhi3_m, lshrhi3_k, ashldi3_k, lshrdi3_k): Likewise.
+ (ashrdi3_k, xtrct_left, xtrct_right, dect, mova, movt): Likewise.
+ (movt): Likewise.
+ (ashlsi3_d, ashrsi3_d, lshrsi3_d): Type dyn_shift.
+ (indirect_jump_scratch, *casesi_jump_1, *casesi_jump_2): Type jump_ind.
+ (ashlsi3, ashlsi3_n, lshrsi3, lshrsi3_n): Use sh_dynamicalize_shift_p.
+ (movsf_ie+1, movsf_ie+2): Exchange.
+ (cmpeqdi_t-1, cmpeqdi_t, cmpgtdi_t, cmpgedi_t): New insns.
+ (cmpgeudi_t, cmpgtudi_t, movsi_i_lowpart, ieee_ccmpeqsf_t): Likewise.
+ (cmpdi, movnegt): New define_expands.
+ (movsi_ie): Add y,y alternative.
+ (sge): Use it for ! TARGET_IEEE. Use special code for TARGET_IEEE.
+ (sle): Use sge.
+ (align_4, casesi_jump): Now define_expand.
+ (casesi_0, addr_diff_vec_adjust, align_log): New patterns.
+ (*casesi_jump_[12]): Likewise.
+ (casesi): Use casesi_0 and casesi_jump.
+ (casesi_worker): Depends on the mode used for the table.
+ (define_delay for cbranches): Test TARGET_SH2.
+ Changed all callers of from_compare.
+ (attribute "length"): Take use of braf and scratch registers into
+ account.
+ (indirect_jump_scratch, block_branch_redirect): New patterns.
+ (jump): Call output_far_jump for any jump larger than 4 bytes.
+ (inverse_branch_true, inverse_branch_false): Remove.
+ (bne, blt, ble, bltu, bleu): Canonicalize.
+ (attribute "cpu"): Remove "sh0" alternative.
+ * sh.h (ADJUST_COST): Lower cost of non-address sfunc dependencies.
+ Adjust cost of load_si / pcload_si insns when not used for call.
+ (enum reg_class): Move GENERAL_REGS after FPUL_REGS.
+ (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
+ (REGISTER_MOVE_COST): Add costs for fpul <-> mac, pr moves.
+ Fix to match default cost in regclass. Move to T reg not costly.
+ When checking for GENERAL_REGS, check for R0_REGS too.
+ (INITIALIZE_TRAMPOLINE): Include code for constant parts.
+ (SHIFT_COUNT_TRUNCATED): Not true for TARGET_SH3.
+ (CPP_SPEC): Define __sh1__ if no specific cpu is selected.
+ (FUNCTION_BOUNDARY): Align to cache line boundary.
+ (optimize, sh_addr_diff_vec_mode, machine_dependent_reorg): Declare.
+ (addr_diff_vec_adjust, code_for_indirect_jump_scratch): Declare.
+ (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Declare.
+ (output_ieee_ccmpeq, output_branchy_insn, sfunc_uses_reg): Declare.
+ (ASM_OUTPUT_ADDR_DIFF_ELT): Depends on sh_addr_diff_vec_mode.
+ (PREDICATE_CODES): Add braf_label_ref_operand and register_operand.
+ (IEEE_BIT, TAGET_IEEE, LOCAL_LABEL_PREFIX, ASSEMBLER_DIALECT): Define.
+ (CACHE_LOG, enum mdep_reorg_phase_e, TRAMPOLINE_ALIGNMENT): Define.
+ (SH_DYNAMIC_SHIFT_COST): Define.
+ (TARGET_SWITCHES): Remove -m0 entry. Add -mieee, -mno-ieee.
+ (OVERRIDE_OPTIONS): sh_cpu defaults to CPU_SH1.
+ Initialize sh_addr_diff_vec_mode.
+ (REG_ALLOC_ORDER): Move FP0 behind FP7.
+ Move all FP registers in front of the general registers.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Add case for MAC_REGS / PR_REGS.
+ When checking for GENERAL_REGS, check for R0_REGS too.
+ Fix direction of compares to {FIR,LA}ST_FP_REG.
+ (SECONDARY_INPUT_RELOAD_CLASS): check for fp_one_operand.
+ (ASM_OUTPUT_ALIGN_CODE, ASM_OUTPUT_LOOP_ALIGN, SH0_BIT): Delete.
+ (TARGET_SH0, PUSH_ROUNDING, TRAMPOLINE_TEMPLATE): Delete.
+ (TRAMPOLINE_ALIGN): Delete.
+ (processor_type): Remove PROCESSOR_SH0.
+ (ADJUST_INSN_LENGTH): Remove check for preceding BARRIER.
+ Adjust ADDR_DIFF_VECs. Add code for alignment instructions.
+ Check if insn needing a delay slot is already inside a SEQUENCE.
+
+ * va-sh.h (__va_rounded_size): Delete.
+ (__LITTLE_ENDIAN_P, __SCALAR_TYPE, __PASS_AS_FLOAT): Define.
+ (va_arg): Unify big and little endian code.
+ Optimization for small integers.
+
+ From Fred Fish:
+ * sh.h (INITIAL_ELIMINATION_OFFSET): Proper bracketing.
+ (REGNO_REG_CLASS, PREFERRED_RELOAD_CLASS): Likewise.
+ (SECONDARY_{OUTPUT,INPUT}_RELOAD_CLASS, LIBCALL_VALUE): Likewise.
+ (ROUND_ADVANCE, FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS): Likewise.
+ (FUNCTION_PROFILE, FUNCTION_EPILOGUE, RETURN_ADDR_RTX): Likewise.
+ (REGNO_OK_FOR_INDEX_P, EXTRA_CONSTRAINT_Q, MODE_DISP_OK_4): Likewise.
+ (GO_IF_LEGITIMATE_{INDEX,ADDRES}, LEGITIMIZE_ADDRESS): Likewise.
+ (CONST_COSTS, REGISTER_MOVE_COST, ASM_OUTPUT_CONSTRUCTOR): Likewise.
+ (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Likewise.
+ (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP, ASM_OUTPUT_LABEL): Likewise.
+ (ASM_OUTPUT_ALIGN), ASM_DECLARE_FUNCTION_NAME): Likewise.
+ (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_CASE_LABEL): Likewise.
+ (ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_VEC_ELT) Likewise.
+ (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_INT): Likewise.
+ (ASM_OUTPUT_SHORT, ASM_OUTPUT_CHAR, ASM_OUTPUT_BYTE): Likewise.
+ (ASM_OUTPUT_SKIP, FINAL_PRESCAN_INSN, PRINT_OPERAND): Likewise.
+ (PRINT_OPERAND_ADDRESS, HANDLE_PRAGMA, ADJUST_INSN_LENGTH): Likewise.
+ (PROMOTE_MODE): Likewise.
+ (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX.
+ (ASM_OUTPUT_INTERNAL_LABEL): Use %L.
+ * sh/elf.h: (ASM_OUTPUT_LABELREF): Use %U.
+ (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX.
+ (ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SOURCE_LINE): Use %L.
+
+Wed Aug 27 16:42:21 1997 Bob Manson (manson@cygnus.com)
+
+ * t-h8300 (TARGET_LIBGCC2_CFLAGS): New definit.
+ (LIBGCC2_CFLAGS): Deleted.
+ * t-mn10200: Likewise.
+
+Wed Aug 27 17:10:51 1997 Jim Wilson <wilson@cygnus.com>
+
+ * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
+ last change.
+
+Wed Aug 27 15:19:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * dwarfout.c (dwarfout_start_new_source_file): Strip leading '*'s
+ from label names.
+
+Wed Aug 27 14:33:38 1997 Jim Wilson <wilson@cygnus.com>
+
+ * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
+ address where an offsettable address is required.
+
+Wed Aug 27 10:38:32 1997 Jeffrey A Law (law@cygnus.com)
+
+ * reorg.c (dbr_schedule): Allow current_function_return_rtx
+ to be something other than a REG.
+ * function.c (expand_function_end): Fix current_function_return_rtx
+ if it was a pseudo.
+
+ * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
+ * x-netbsd: Likewise
+ * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
+ (INSTALL_HEADERS): Delete.
+ * x-dguxbcs: Likewise.
+ * x-hp3bsd44: Likewise
+ * x-pa: Likewise.
+
+Wed Aug 27 07:15:58 1997 Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de>
+
+ * configure.in (AC_PROG_CC, AC_PROG_MAKE_SET): Check for gcc before
+ testing for flex.
+
+Wed Aug 27 02:24:35 1997 Jim Wilson <wilson@cygnus.com>
+
+ * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
+ TYPE_DECL_IS_STUB instead of DECL_NAME.
+
+ * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
+ filenames. Use sed to extract base filename for install.
+
+Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
+
+ * loop.c (combine_movables): Earlier insns don't match later ones.
+
+ * c-decl.c (grokdeclarator): If array index or size calculations
+ overflow, issue an error.
+ * fold-const.c (int_const_binop): New static function.
+ (const_binop, size_binop): Call it.
+
+Tue Aug 26 17:51:56 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * collect2.c (main): Check SCAN_LIBRARIES instead of LDD_SUFFIX
+ to decide whether to always emit init and fini handles.
+
+Tue Aug 26 13:51:10 1997 Jim Wilson <wilson@cygnus.com>
+
+ * stor-layout.c (layout_record): Test DECL_PACKED instead of
+ TYPE_PACKED to determine alignment.
+
+ * combine.c (try_combine): Distribute REG_DEAD notes created for
+ i3dest_killed similar to the ones created for i2dest_in_i2src
+ and for i1dest_in_i1src.
+
+Tue Aug 26 11:36:34 1997 Jeffrey A Law (law@cygnus.com)
+
+ * loop.c (check_final_value): Don't miss a biv increment in a
+ parallel.
+
+ * loop.c (check_dbra_loop): If the loop biv is only used
+ for counting, then normalize it so that the initial
+ value is zero.
+
+Tue Aug 26 06:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarfout.c (*_LABEL): Add initial '*'.
+
+Tue Aug 26 05:27:28 1997 Richard Henderson <rth@cygnus.com>
+
+ * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
+ * configure.in (alpha-*-linux-gnulibc1): New target.
+ (alpha-*-linux-gnu*): Don't build crtbegin/end.
+
+Mon Aug 25 19:11:38 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+
+ * reload1.c (reload_cse_simplify_operands): Fix typo.
+
+Mon Aug 25 19:04:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-typeck.c (common_type): Always prefer long double to double.
+
+Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (secondary_reload_class): (mem (mem ... )) does not need
+ secondary reloads.
+
+ * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
+ store of the argument registers.
+
+Sun Aug 24 21:25:06 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+
+ * reload1.c (reload_cse_mem_conflict_p, case MEM): Also check
+ for conflict with the address.
+
+Sat Aug 23 18:43:22 1997 Jim Wilson <wilson@cygnus.com>
+
+ * acconfig.h (NEED_DECLARATION_CALLOC): Add.
+ * configure.in: Add GCC_NEED_DECLARATION call for calloc.
+ * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
+ declarations.
+
+ * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
+ * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
+
+Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
+ around branch tables.
+ * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
+ and .end_brtab directives if TARGET_GAS.
+
+Fri Aug 22 19:17:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * function.c (instantiate_virtual_regs_1, case ADDRESSOF):
+ New case.
+ (fix_lexical_addr): Handle (addressof (mem ...)).
+
+Thu Aug 21 17:56:06 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * reload.c (push_secondary_reload): If SECONDARY_MEM_NEEDED,
+ call get_secondary_mem for input before adding reload and
+ for output after.
+ (push_reload): Likewise.
+
+Thu Aug 21 15:57:03 1997 Jim Wilson <wilson@cygnus.com>
+
+ * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
+ block_stack before dereferencing it.
+
+Wed Aug 20 15:45:52 1997 Dave Love <d.love@dl.ac.uk>
+
+ * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
+ list.
+
+Wed Aug 20 15:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.c (ix86_prologue, ix86_epilogue): New functions.
+ ({function,ix86_expand}_{pro,epi}logue, ix86_expand_prologue):
+ Use ix86_prologue.
+
+Wed Aug 20 14:57:11 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
+
+Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * cplus-dem.c: Add 'extern' to prepends_underscore.
+
+Tue Aug 19 15:46:30 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mips/r3900.h (SUBTARGET_CC1_SPEC): Remove some unnecessary stuff.
+ (MIPS_CPU_STRING_DEFAULT, MIPS_ISA_DEFAULT): Define.
+
+Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
+
+ * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
+ reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
+
+Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
+
+ * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
+ quotes around the name.
+
+Mon Aug 18 17:26:42 1997 Doug Evans <dje@cygnus.com>
+
+ * mips.md (movsi_ulw,movsi_usw,loadgp): Give unspec a mode.
+
+Mon Aug 18 11:05:17 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mips/r3900.h (TARGET_DEFAULT): Turn on MASK_MIPS3900.
+
+Sun Aug 17 14:39:18 1997 Gavin Koch (gavin@cygnus.com)
+
+ * mips/elf.h (PREFERRED_DEBUGGING_TYPE): Only set if not already set.
+ * mips.c (TARGET_{SINGLE,SOFT}_FLOAT): Make sure both aren't set.
+ (PROCESSOR_R3900): Set flag from option.
+ * mips.h: Add m3900 option.
+ ({PROCESSOR,TARGET,MASK}_R3900): Define.
+ (GENERATE_{BRANCHLIKELY,MADD,MULT3): Likewise.
+ (debugj,MASK_DEBUG_J): Delete to make room for m3900.
+ (BRANCH_LIKELY_P): Redefine to include 3900.
+ (GAS_ASM_SPEC,CC1_SPEC): Add m3900 option.
+ (RTX_COSTS): Add 3900.
+ * mips.md: Add 3900, including three op madd and mult.
+ * configure.in (mipstx39{,el}-*-elf*): New cases.
+ * mips/r3900.h: New file.
+
+Fri Aug 15 07:34:12 1997 Richard Earnshaw (rearnsha@arm.com)
+
+ * arm.md (umulsi3_highpart, smulsi3_highpart): Add extra reloading
+ alternatives.
+
+Fri Aug 15 07:34:12 1997 Torbjorn Granlund <tege@tege.pdc.kth.se>
+
+ * arm.md (umulsi3_highpart, smulsi3_highpart): New patterns.
+ * arm.c (arm_rtx_costs, case TRUNCATE): New case.
+
+Fri Aug 15 06:40:03 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * genemit.c (main): Write an include for flags.h.
+ * genoutput.c (main): Likewise.
+
+ * alpha.c (override_options): Turn off byte insns for cpu=ev4 or ev5.
+
+ * alpha.md (allocate_stack): If stupid reg allocation, add USE
+ for loop variable.
+
+ * fold-const.c (fold, compare cases): Add calls to `fold' to
+ previous change.
+
+Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * rtl.h ({SET,}ADDRESSOF_DECL): op 1 of ADDRESSOF is now the decl.
+ * function.c (put_var_into_stack, gen_mem_addressof,
+ put_addressof_into_stack): Adjust.
+
+ * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
+ again for the slot after we give it RTL.
+ (expand_expr, case VAR_DECL): Lose gen_mem_addressof case.
+
+Wed Aug 13 17:29:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * c-lex.c (check_newline): Pass finput again to HANDLE_PRAGMA.
+
+Wed Aug 13 16:51:35 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+
+ * reload1.c (reload_cse_simplify_operands): New function.
+ (reload_cse_no_longer_dead,reload_cse_delete_death_notes): Likewise.
+ (no_longer_dead_regs): New static variable.
+ (reload_cse_simplify_set): Now returns int.
+ Don't delete death notes on previous insns, call
+ reload_cse_no_longer_dead instead.
+ Call validate_change with nonzero value for in_group.
+ (reload_cse_noop_set_p): Don't delete death notes on previous insns,
+ call reload_cse_no_longer_dead instead.
+ (reload_cse_regs): Initialize no_longer_dead_regs and call
+ reload_cse_delete_death_notes as appropriate.
+ Call apply_change_group after calling reload_cse_simplify_set.
+ Call reload_cse_simplify_set on elements of a PARALLEL.
+ Call reload_cse_simplify_operands if reload_cse_simplify_set could
+ not simplify things.
+
+Wed Aug 13 16:18:42 1997 Douglas Rupp <rupp@gnat.com>
+
+ * vms.h (LINK_SPEC): Echo -shared, not -share, to linker.
+
+Wed Aug 13 12:51:11 1997 Richard Stallman <rms@psilocin.gnu.ai.mit.edu>
+
+ * m68k.md: Add braces to clarify nesting.
+
+Wed Aug 13 12:51:11 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * calls.c (expand_call): Use assign_temp and mark_addressable
+ instead of calling gen_mem_addressof directly.
+
+Wed Aug 13 12:40:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (install-man): Add missing $(exeext).
+
+ * configure.in (alpha*-dec-osf*): Merge various cases;
+ split off version-specific files in new case statement.
+ Include osf2or3.h even for OSF1.2.
+
+ * alpha.c (NUM_ARGS): New macro.
+ (CURRENT_FUNCTION_ARGS_INFO): Deleted.
+ (alpha_builtin_saveregs): Use new macro.
+ (function_arg): Deleted.
+ (alpha_arg_type, alpha_arg_info_reg_val): New functions.
+ * vms.h (enum avms_arg_type, avms_arg_info): New types.
+ (CUMULATIVE_ARGS, INIT_CUMULATIVE_ARGS): Update definitions
+ to use new types.
+ (SETUP_INCOMING_VARARGS): Likewise.
+ (FUNCTION_ARG{,_PARTIAL_NREGS}, FUNCTION_ARG_ADVANCE): Likewise.
+ Only update CUM in FUNCTION_ARG_ADVANCE.
+
+Tue Aug 12 19:27:32 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
+ as initial value for real_label_map.
+ (copy_for_inline): Likewise.
+
+Tue Aug 12 16:15:36 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * rtl.h (BYTECODE_LABEL): Use XSTR, not XEXP.
+
+ * calls.c (expand_calls): Properly call any_pending_cleanups.
+
+Tue Aug 12 12:18:01 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * function.c (purge_addressof_1): Add force argument.
+ (purge_addressof): If there are any ASM_OPERANDS in an insn, always
+ put ADDRESSOFs into the stack.
+
+ * function.c (setjmp_protect): See through addressof.
+ (setjmp_protect_args): Likewise.
+ * calls.c (expand_call): For now, only use addressof if the type
+ doesn't promote.
+ * function.c (put_var_into_stack): Likewise.
+ * expr.c (expand_expr): Likewise.
+ * toplev.c (rest_of_compilation): Check inlineable instead of
+ DECL_INLINE.
+ * function.c (purge_addressof_1): Try recognizing the insn with
+ and without the SUBREG. If it doesn't work, just put the REG into
+ the stack.
+ (gen_mem_addressof): Set the mode of the MEM to the mode of the type.
+ (put_var_into_stack): Don't be fooled by addressof in an enclosing
+ scope.
+
+Sun Aug 10 22:19:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * explow.c (probe_stack_range): Add USE for test_addr if -O0.
+
+Sun Aug 10 22:15:40 1997 Jason Merrill <merrill@churchy.gnu.ai.mit.edu>
+
+ * toplev.c (rest_of_compilation): Move purge_addressof before loop.
+
+Sun Aug 10 15:25:51 1997 Jim Wilson <wilson@cygnus.com>
+
+ * toplev.c (main): In -g handling code, add code to set len.
+
+ * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
+ has integer TYPE_{MAX,MIN}_VALUE before using them.
+
+ * alpha.md (extendqihi2): Use HImode not QImode in force_reg call.
+
+Sun Aug 10 16:47:34 1997 Nick Burrett <nick.burrett@btinternet.com>
+
+ * arm/aof.h (COMMON_SECTION): New macro, define common_section.
+ (EXTRA_SECTION_FUNCTIONS): Add COMMON_SECTION.
+ (EXTRA_SECTIONS): Add in_common.
+ (ASM_OUTPUT_COMMON): Call common_section() to indicate we've
+ changed areas.
+
+Sat Aug 9 20:04:35 1997 Jim Wilson <wilson@cygnus.com>
+
+ * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
+ extern inline function.
+
+Sat Aug 9 13:01:06 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/sysv4.h (*_SPEC): Add support for -mads and -myellowknife.
+ Use a common crt0.o for all embedded platforms. Use --start-group
+ and --end-group instead of -( and -) to allow better cut and pasting
+ when debugging the linker. Set default start for MVME text.
+ (TARGET_SWITCHES): Add -mads and -myellowknife.
+
+Fri Aug 8 20:12:43 1997 Per Bothner <bothner@cygnus.com>
+
+ * dwarf2out.c (gen_enumeration_type_die):
+ Make code work for a tag name, without a TYPE_STUB_DECL.
+ (gen_struct_or_union_type_die): Likewise.
+
+Fri Aug 8 18:10:40 1997 Marc Lehmann <pcg@goof.com>
+
+ * i386/go32.h (HAS_INIT_SECTION, HAVE_ATEXIT): New macros.
+
+Fri Aug 8 17:30:22 1997 H.J. Lu <hjl@gnu.ai.mit.edu>
+
+ * i386.c (output_pic_addr_const, case PLUS): Emit the constant first.
+
+Fri Aug 8 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
+ template.
+
+ * reg-stack.c (compare_for_stack_reg): Swap only if the source and
+ destination are both on the regstack.
+ (subst_stack_regs_pat): Put the destination at the top of the regstack.
+
+Fri Aug 8 17:03:21 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
+
+ * i386.md (pop): pop increments the stack pointer.
+ (prologue_set_stack_ptr): New pattern.
+ * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
+ instead of subsi3.
+
+Fri Aug 8 17:00:36 1997 Paul Eggert <eggert@twinsun.com>
+
+ * gansidecl.h, halfpic.h (STDIO_PROTO): Remove.
+ * bitmap.h, c-tree.h, output.h, reload.h, rtl.h (STDIO_PROTO):
+ Replace with PROTO in include files.
+ * bc-emit.c: Include <stdio.h> before include files that formerly
+ used STDIO_PROTO.
+ * bc-optab.c, c-common.c, c-decl.c, caller-save.c, calls.c: Likewise.
+ * convex.c, i860.c, mips.c, spur.c, tahoe.c, emit-rtl.c: Likewise.
+ * explow.c, expmed.c, expr.c, genattrtab.c, halfpic.c: Likewise.
+ * jump.c, optabs.c, profile.c, recog.c, regclass.c: Likewise.
+ * rtlanal.c, sdbout.c, unroll.c: Likewise.
+ * genattrtab.c (main): Generate files that include <stdio.h>
+ before including files that formerly used STDIO_PROTO.
+ * genemit.c (main), genextract.c (main), genopinit.c (main): Likewise.
+ * genoutput.c (output_prologue), genpeep.c (main): Likewise.
+ * genrecog.c (main): Likewise.
+ * halfpic.h (PROTO): Use "gansidecl.h" to define this instead.
+ (half_pic_finish): Declare without prototype; FILE isn't defined.
+
+ * bitmap.c, c-aux-info.c, c-lex.c: Include "config.h" first.
+ * c-parse.in, c-pragma.c, 1750a.c, a29k.c, alpha.c: Likewise.
+ * arm.c, clipper.c, dsp16xx.c, elxsi.c, fx80.c, gmicro.c: Likewise.
+ * h8300.c, i370.c, i386.c, i386/winnt.c, i960.c: Likewise.
+ * m32r.c, m68k.c, m88k.c, mn10200.c, mn10300.c, ns32k.c: Likewise.
+ * pa.c, pdp11.c, pyr.c, romp.c, rs6000.c, sparc.c, vax.c: Likewise.
+ * we32k.c, cppmain.c, dbxout.c, flow.c, fold-const.c: Likewise.
+ * gcc.c, gcov.c, global.c, integrate.c, local-alloc.c: Likewise.
+ * loop.c, mips-tdump.c, mips-tfile.c, objc-act.c: Likewise.
+ * real.c, reg-stack.c, reload.c, reload1.c, reorg.c, sched.c: Likewise.
+ * stupid.c, tree.c, varasm.c, xcoffout.c: Likewise.
+
+Fri Aug 8 14:52:35 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * function.c (fixup_stack_1): Stack slots can also be relative to
+ the frame or stack pointers.
+
+Fri Aug 8 14:13:49 1997 Richard Henderson <richard@gnu.ai.mit.edu>
+
+ * dwarf2out.c (reg_loc_descriptor): Fix prototype.
+ (concat_loc_descriptor): New function.
+ (loc_descriptor): Call it.
+ (add_AT_location_description): Also elide the descriptor if both
+ halves of a CONCAT are pseudos.
+ (add_location_or_const_value_attribute): Recognize CONCAT too.
+
+Fri Aug 8 06:36:29 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+
+ * c-common.c (if_stack{,_space,_pointer}): New static variables.
+ (c_expand_{start_cond,start_else,end_cond}): New functions.
+ * c-parse.in (compstmt_count): New static variable.
+ (compstmt_start): New rule.
+ (compstmt): Use new rule.
+ (do_stmt_start): Update compstmt_count.
+ (simple_if, stmt): Use new versions of start_cond, start_else,
+ and end_cond.
+
+Thu Aug 7 15:35:25 1997 Jim Wilson <wilson@cygnus.com>
+
+ * mips/iris6.h (TARGET_LONG64): Don't define here.
+ * mips.c (override_options): Set MASK_LONG64 for ABI_64.
+
+ * mips.c (function_prologue): Don't emit ".ent", ".frame",
+ ".mask", ".fmask" if flag_inhibit_size_directive is true.
+ (function_epilogue): Don't emit ".end" if
+ flag_inhibit_size_directive is true.
+
+ * mips/iris6.h (STARTFILE_SPEC, LIB_SPEC): Move
+ -L/usr/lib{32,64}/mips? from STARTFILE_SPEC to LIB_SPEC.
+
+Thu Aug 7 13:14:21 1997 Torbjorn Granlund <tege@tunnis.tmg.se>
+
+ * fold-const.c (fold): Optimize unsigned x <= 0x7fffffff.
+
+Thu Aug 7 12:46:31 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * explow.c (convert_memory_address, case LABEL_REF): Copy
+ LABEL_REF_NONLOCAL_P.
+
+ * expr.c (store_constructor): Use CONST0_RTX macro, not always
+ the integer version, when clearing a register.
+
+ * varasm.c (output_constructor): Correctly check for
+ multi-word constant.
+
+Thu Aug 7 10:04:42 1997 Douglas Rupp <rupp@gnat.com>
+
+ * alpha/vms-tramp.asm: New file.
+
+ * gcc.c (execute): Don't allow -pipe on VMS.
+
+ * alpha.c (vmskrunch): Don't strip off trailing digits.
+ (vms_valid_decl_attribute_p): New function.
+ * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add another quadword of zeros.
+ (TRAMPOLINE_SIZE): Now 32 bytes.
+ (INITIALIZE_TRAMPOLINE): Put FNADDR at offset 16, CXT at 24.
+ (DBX_DEBUGGING_INFO, ASM_FORMAT_PRIVATE_NAME): Always undefine.
+ (STARTFILE_SPEC): Likewise.
+ (PREFERRED_DEBUGGING_TYPE): Define to be Dwarf-2.
+ (VALID_MACHINE_DECL_ATTRIBUTE, ASM_OUTPUT_SECTION{,_NAME}): New macros.
+ (ASM_OUTPUT_ALIGN{,ED_COMMON}): Redefine.
+ (LINK_SPEC): Pass -share and -v.
+ (ENDFILE_SPEC, LIBGCC2_SPEC): Don't redefine.
+
+Thu Aug 7 06:21:47 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+
+ * Eliminate most -Wswitch warnings.
+ * c-common.c (binary_op_error): Add default case to switch.
+ (shorten_compare, truthvalue_conversion): Likewise.
+ * c-iterate.c (collect_iteratores): Likewise.
+ * c-typeck.c (comptypes, build_component_ref): Likewise.
+ (build_binary_op, lvalue_p, build_unary_op): Likewise.
+ (build_modify_expr, initializer_constant_valid_p): Likewise.
+ (c_expand_return): Likewise.
+ * calls.c (calls_function_1): Likewise.
+ * combine.c (find_split_point, simplify_rtx): Likewise.
+ (simplify_if_then_else, simplify_logical): Likewise.
+ (extract_left_shift, make_compound_operation, force_to_mode): Likewise.
+ (known_cond, nonzero_bits, num_sign_bit_copies): Likewise.
+ (merge_outer_ops, simplify_shift_const, simplify_comparison): Likewise.
+ (reversible_comparison_p, mark_used_regs_combine): Likewise.
+ * convert.c (convert_to_integer): Likewise.
+ * cse.c (canon_hash, exp_equiv_p): Likewise.
+ (set_nonvarying_address_components, canon_reg): Likewise.
+ (simplify_unary_operation, simplify_plus_minus): Likewise.
+ (simplify_relational_operation, fold_rtx): Likewise.
+ (cse_process_note, count_reg_usage): Likewise.
+ * dbxout.c (dbxout_symbol): Likewise.
+ * dwarf2out.c (lookup_cfa_1, print_die): Likewise.
+ * emit_rtl.c (copy_rtx_if_shared, reset_used_flags): Likewise.
+ * explow.c (plus_constant_wide, convert_memory_address): Likewise.
+ (promote_mode, emit_stack_save, emit_stack_restore): Likewise.
+ * expmed.c (expand_divmod, emit_store_flag): Likewise.
+ * expr.c (queued_subexp_p, is_zeros_p, safe_from_p): Likewise.
+ (bc_expand_expr, preexpand_calls, convert_move): Likewise.
+ * final.c (get_attr_length, final_scan_insn): Likewise.
+ (walk_alter_subreg, alter_cond): Likewise.
+ * flow.c (jmp_uses_reg_or_mem, mark_used_regs): Likewise.
+ * fold-const.c (operand_equal_p, twoval_comparison_p): Likewise.
+ (eval_subst, invert_truthvalue, range_binop): Likewise.
+ (make_range, fold): Likewise.
+ * function.c (fixup_var_refs_1, instantiate_virtual_regs_1): Likewise.
+ * genattrtab.c (attr_copy_rtx, make_canonical): Likewise.
+ (encode_units_mask, simplify_test_exp): Likewise.
+ (find_and_mark_used_attributes, write_test_expr): Likewise.
+ (simplify_with_current_value_aux, clear_struct_flag): Likewise.
+ (count_sub_rtxs, gen_insn walk_attr_value): Likewise.
+ (copy_rtx_unchanging): Likewise.
+ * genconfig.c (walk_insn_part): Likewise.
+ * genextract.c (walk_rtx): Likewise.
+ * genoutput.c (scan_operands): Likewise.
+ * genpeep.c (match_rtx): Likewise.
+ * genrecog.c (add_to_sequence): Likewise.
+ * integrate.c (copy_for_inline, copy_rtx_and_substitute): Likewise.
+ (subst_constants): Likewise.
+ * jump.c (duplicate_loop_exit_test, comparison_dominates_p): Likewise.
+ (mark_jump_label, rtx_renumbered_equal_p): Likewise.
+ (rtx_equal_for_thread_p): Likewise.
+ * local-alloc.c (memref_referenced_p): Likewise.
+ * loop.c (record_excess_regs, reg_in_basic_block_p): Likewise.
+ (get_condition, replace_call_address): Likewise.
+ (count_nonfixed_reads, find_and_verify_loops, find_mem_givs): Likewise.
+ (maybe_eliminate_biv_1, invariant_p, simplify_giv_expr): Likewise.
+ * optabs.c (emit_float_lib_cmp): Likewise.
+ * print-tree.c (print_node): Likewise.
+ * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
+ * reload.c (subst_reg_equivs, find_reloads_address_1): Likewise.
+ (refers_to_regno_for_reload_p, find_equiv_reg): Likewise.
+ * reload1.c (set_label_offsets, eliminate_regs): Likewise.
+ (scan_paradoxical_subregs, count_occurrences): Likewise.
+ * rtl.c (copy_rtx, copy_most_rtx): Likewise.
+ * rtlanal.c (rtx_varies_p, rtx_addr_can_trap_p): Likewise.
+ (reg_mentioned_p, reg_referenced_p, modified_between_p): Likewise.
+ (modified_in_p, refers_to_regno_p, volatile_insn_p): Likewise.
+ (volatile_refs_p, side_effects_p): Likewise.
+ (inequality_comparison_p, replace_regs): Likewise.
+ * sched.c (sched_analyze_2): Likewise.
+ * stmt.c (expand_return): Likewise.
+ * tree.c (staticp, unsave_expr_now, contains_placeholder_p): Likewise.
+ (substitute_in_expr, build_type_attribute_variant): Likewise.
+ (simple_cst_equal): Likewise.
+ * unroll.c (remap_split_bivs): Likewise.
+ * varasm.c (const_hash, compare_constant_1): Likewise.
+ (decode_rtx_const, output_addressed_constants): Likewise.
+ (output_constant): Likewise.
+ * print-tree.c (print_node): Convert switch with one case into an if.
+ * sched.c (memrefs_conflict_p): Likewise.
+ * genrecog.c (write_tree_1): Output default case for every switch.
+
+ * profile.c (output_arc_profiler) [SMALL_REGISTER_CLASSES]:
+ Apply PATTERN only to insns.
+
+Thu Aug 7 06:13:20 1997 Robert Lipe <robertl@dgii.com>
+
+ * i386/t-sco5 (libgcc2-elf.a): Resync with Makefile.in.
+
+Wed Aug 6 19:28:05 1997 Jim Wilson <wilson@cygnus.com>
+
+ * dwarf2out.c (build_abbrev_table): Use xrealloc not xmalloc.
+
+Wed Aug 6 12:57:24 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (output_call_frame_info): Always emit the info.
+ (dwarf2out_frame_debug): We can initialize the temp reg in the
+ epilogue, too.
+
+ * rtl.def: Add ADDRESSOF.
+ * rtl.h (ADDRESSOF_TYPE, SET_ADDRESSOF_TYPE): New macros.
+ * Makefile.in (mostlyclean): Remove *.addressof.
+ * toplev.c (rest_of_compilation): Set DECL_DEFER_OUTPUT on
+ non-nested inlines. Run purge_addressof after CSE.
+ (various): Add .addressof RTL dump file.
+ * rtl.c (copy_rtx): No need to copy ADDRESSOF.
+ * reload1.c (eliminate_regs): Elide ADDRESSOF.
+ * recog.c (general_operand): (MEM (ADDRESSOF ())) is a valid operand.
+ So is (ADDRESSOF ()).
+ (memory_address_p): (ADDRESSOF ()) is a valid memory address.
+ * integrate.c (expand_inline_function): If the structure_value_addr
+ is an ADDRESSOF, we can use it as a constant.
+ (copy_rtx_and_substitute): Copy a '0' operand over unchanged.
+ * function.c (fixup_var_refs_1): Remove (ADDRESSOF (MEM ())).
+ (gen_mem_addressof): New fn.
+ (put_addressof_into_stack): New fn.
+ (purge_addressof_1): New fn.
+ (purge_addressof): New fn.
+ (instantiate_decl): Don't bother looking into an ADDRESSOF.
+ (put_var_into_stack): Call gen_mem_addressof for local REGs instead
+ of calling put_reg_into_stack.
+ * expr.c (expand_expr, case TARGET_EXPR): Put the temp in a register
+ if it will fit.
+ (expand_expr, case ADDR_EXPR): Call gen_mem_addressof to take the
+ address of a REG.
+ * explow.c (memory_address): An ADDRESSOF is a valid memory address.
+ * dwarfout.c (location_or_const_value_attribute): Handle ADDRESSOF.
+ * dwarf2out.c (add_location_or_const_value_attribute): Handle
+ ADDRESSOF.
+ * cse.c (FIXED_BASE_PLUS_P): Add ADDRESSOF.
+ (NONZERO_BASE_PLUS_P): Add ADDRESSOF.
+ (canon_hash): Ignore '0' operands.
+ (find_best_addr): Don't try to replace an ADDRESSOF.
+ (fold_rtx): If our address has a const equiv of an ADDRESSOF, use it.
+ * calls.c (expand_call): Put the struct value in a register if
+ it fits.
+
+Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * mips.c (function_arg): Handle passing a struct
+ containing a double in a DFmode register without the PARALLEL.
+
+Tue Aug 5 12:27:31 1997 Doug Evans <dje@cygnus.com>
+
+ * configure.in (sparc-*-solaris2): Set float_format to i128.
+ * config/float-i128.h: New file.
+
+Mon Aug 4 17:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * combine.c (try_combine): If have PARALLEL of independent SETs
+ and have cc0, ensure insn using CC0 come first.
+
+Mon Aug 4 15:22:41 1997 Mike Meissner <meissner@cygnus.com>
+
+ * rs6000/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Undef for System V
+ environments.
+
+Mon Aug 4 12:34:41 1997 Philip Blundell <pb@nexus.co.uk>
+
+ * configure.in (arm-*-aout): Set tmake_file correctly.
+
+Mon Aug 4 08:06:48 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
+
+ * reload.c (find_reloads_address_1): Don't pass VOIDmode for an
+ integer argument of push_reload.
+
+ * rtlanal.c (may_trap_p): Fix unintended fall-through so divisions by
+ non-zero constants are handled properly. Return 1 for FP divisions.
+
+Mon Aug 4 06:52:20 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * c-common.c (check_format_info): Store each flag character only
+ once in the flag_chars array.
+
+Sun Aug 3 21:57:31 1997 Jim Meyering <meyering@eng.ascend.com>
+
+ * objc/Make-lang.in (objc/*.o): Depend on $(GCC_PASSES).
+
+Sun Aug 3 21:54:51 1997 Nick Burrett <n.a.burrett@btinternet.com>
+
+ * cpplib.c (cpp_start_read): Recognise suffixes 'cp' and 'c++'.
+
+Sun Aug 3 19:18:27 1997 Ralf Baechle <ralf@uni-koblenz.de>
+
+ * Makefile.in (mostlyclean): Remove libgcc1-test.
+
+Sun Aug 3 19:10:27 1997 Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de>
+
+ * Makefile.in (T): Move to place where it can be overridden.
+ (install_common): Fix permissions of specs and EXTRA_PARTS files.
+
+Sun Aug 3 19:07:04 1997 Jan-Jaap van der Heijden <J.J.vanderHeijden@student.utwente.nl>
+
+ * gcc.c (default_compilers): Add default entries for Pascal.
+
+Sun Aug 3 18:38:41 1997 Richard Henderson <rth@cygnus.com>
+
+ * alpha.c (alpha_return_addr): New function.
+ (output_epilog): Zero alpha_return_addr_rtx.
+ * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
+
+Sun Aug 3 17:27:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * Makefile.in (INSTALL): Build in $(srcdir).
+
+ * config/linux.h (DEFAULT_VTABLE_THUNKS): New macro.
+
+Sun Aug 3 17:18:31 1997 Richard Earnshaw (rearnshaw@cambridge.arm.com)
+
+ * expr.c (expand_builtin, case BUILT_IN_RETURN_ADDRESS): Emit warning
+ if return address cannot be determined.
+
+Sun Aug 3 17:04:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
+
+ * stupid.c (stupid_life_analysis): If function receives non-local
+ goto, don't let any registers live across calls.
+
+ * fold-const.c (merge_ranges): Make sure that if one range is subset
+ of another, it will always be the second range. Correct (+,-) case to
+ account for this.
+
+Sun Aug 3 16:48:30 1997 Paul Eggert <eggert@twinsun.com>
+
+ * c-lex.c (yylex): Remove duplicate check on high bit before
+ invoking int_fits_type_p.
+
+Sun Aug 3 16:44:41 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
+
+ * reload.c (find_equiv_reg): If goal is a pseudo that got memory, a
+ store into memory makes it invalid. This was handled in the single
+ set case, but missing in the PARALLEL case.
+
+Sun Aug 3 09:13:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (store_field): Return quickly if EXP is ERROR_MARK.
+
+ * c-typeck.c (unary_complex_lvalue): Don't warn about COMPOUND_EXPR
+ or COND_EXPR if FUNCTION_TYPE.
+
+ * alpha.h (ASM_SPEC): Add -O0.
+
+ * expr.h (clear_storage): Now returns rtx.
+ (emit_block_move): Likewise; delete duplicate declaration.
+ * expr.c (clear_storage, emit_block_move): Return address of
+ dest if calling memset/memcpy.
+ (expand_builtin, BUILT_IN_MEM{CPY,SET}): Return value from
+ clear_storage or emit_block_move if present.
+
+ * c-decl.c (start_function): Reset immediate_size_expand on
+ error return.
+
+Sat Aug 2 18:50:43 1997 Paul Eggert <eggert@twinsun.com>
+
+ * tree.c (int_fits_type_p): Negative ints never fit unsigned
+ types, and unsigned ints with top-bit-set never fit signed types.
+
+Sat Aug 2 16:25:43 1997 Per Bothner <bothner@frobnitz.gnu.ai.mit.edu>
+
+ * Makefile.in (EXTRA_C_OBJS): Removed.
+ (C_AND_OBJC_OBJS): New. Subsumes EXTRA_C_OBJS and OBJC_CCOMMON.
+ * objc/Make-lang.in (OBJC_CCOMMON): Removed.
+
+Sat Aug 2 16:11:57 1997 Doug Evans <dje@cygnus.com>
+
+ * configure.in: Build .gdbinit for top level build dir here.
+ (AC_OUTPUT): Pass oldstyle_subdirs to configure.lang.
+ * configure.lang: Fix building of .gdbinit for oldstyle lang subdirs.
+
+Sat Aug 2 13:48:15 1997 Ken Raeburn <raeburn@cygnus.com>
+
+ * cse.c (cse_insn): Ignore paradoxical SUBREGs unless we are
+ looking for such.
+
+Sat Aug 2 13:25:33 1997 Tristan Gingold (gingold@email.enst.fr)
+
+ * calls.c (expand_call): If -fcheck-memory-usage, use pseudo-register,
+ check indirectly called function is executable, and set rights of
+ memory for aggregate as write only.
+ (store_one_arg): If -fcheck-memory-usage, set rights for pushed
+ stack argument.
+ * c-decl.c (init_decl_processing): Add
+ __builtin_aggregate_incoming_address.
+ * explow.c (expr_size): Call expand_expr with appropriate flag.
+ * expr.c (expand_builtin, case BUILT_IN_AGGREGATE_INCOMING_ADDRESS):
+ New case.
+ (expand_assignment, expand_expr, emit_push_insn, store_expr):
+ Insert calls to chkr_check_addr, chkr_set_right, and chkr_copy_bitmap
+ when -fcheck-memory-usage.
+ (get_push_address, get_memory_usage_from_modifier): New functions.
+ * expr.h: Add expand_modifier flags.
+ (chkr_*_libfunc): New decls.
+ (memory_use_mode): New declaration.
+ * flags.h (flag_check_memory_usage, flag_prefix_function_name): New
+ declaration.
+ * function.c (put_var_into_stack, assign_parms): If
+ -fcheck-memory-usage, set the rights of pushed variable.
+ * optabs.c (chkr_{check_addr,set_right}_libfunc): New definitions.
+ (chkr_{copy_bitmap,check_exec}_libfunc): Likewise.
+ (init_optabs): Initialize these chkr_*_libfunc.
+ * stmt.c (expand_computed_goto): If -fcheck-memory-usage, check that
+ computed address of a goto is executable.
+ (expand_asm, expand_asm_operands): If -fcheck-memory-usage,
+ disallow asm statments.
+ * toplev.c (flag_check_memory_usage, flag_prefix_function_name): New
+ variable.
+ (f_options): Add `check-memory-usage' and `prefix_function_name'.
+ (main): Disable `-fomit-frame-pointer' if `-fcheck-memory-usage' is set
+ and the machine can't debug without the frame pointer.
+ * tree.h (built_in_function): Add BUILT_IN_AGGREGATE_INCOMING_ADDRESS.
+ * varasm.c (make_function_rtl, make_decl_rtl): Add a prefix when
+ flag_prefix_function_name_usage is set.
+ (assemble_name): Strip the CHKR_PREFIX.
+ * alpha.c (alpha_builtin_saveregs): If -fcheck-memory-usage,
+ set rights of saved registers.
+ * clipper.c (clipper_builtin_saveregs): Likewise.
+ * m88k.c (m88k_builtin_saveregs): Likewise.
+ * pa.c (hppa_builtin_saveregs): Likewise.
+ * sparc.c (sparc_builtin_saveregs): Likewise.
+
+Sat Aug 2 08:01:12 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-decl.c (grokdeclarator): Give error for `long double' and
+ refine text of some error messages.
+
+ * alpha.h (FLOAT_VALUE_TYPE, INTIFY, FLOATIFY, FLOAT_ARG_TYPE): Define.
+ * i860.h (FLOAT_VALUE_TYPE): Fix typo; was FLOAT_TYPE_VALLUE.
+
+ * calls.c (store_one_arg): Allow stack_slot to be SP in
+ ARGS_GROW_DOWNWARD case.
+
+ * c-decl.c (parmlist_tags_warning): Only suppress warning on
+ union if anonymous.
+
+ * libgcc2.c (_trampoline): Rework last change; both getpagesize
+ and mprotect are in cygwin32.
+
+ * reload1.c (reload): Add IN_ADDR to IN_ADDR_ADDR when computing
+ needs since they conflict.
+
+ * print-rtl.c (indent): Move to file level; was static in print_rtx.
+ (print_inline_rtx): New function.
+ * reload.c (debug_reload): Rework to make output more compact.
+
+ * dwarfout.c (output_compile_unit_die): Add support for Pascal.
+ * dwarf2out.c (gen_compile_unit_die): Likewise.
+
+ * c-typeck.c (lvalue_p, case BIND_EXPR, RTL_EXPR): Return 1 if array.
+
+ * Makefile.in (OBJC_OBJC): Delete from here.
+
+ * varasm.c (compare_constant_1, case STRING_CST): Compare TYPE_MODE.
+ (record_constant_1, case STRING_CST): Record TYPE_MODE.
+
+ * tree.c (contains_this_placeholder_p): Delete.
+ (contains_placeholder_p): Now contains code from above function.
+ (contains_placeholder_p, case 'r'): Don't look at offset info.
+ * expr.c (expand_expr, case PLACEHOLDER_EXPR): Find innermost
+ matching and don't check contains_placeholder_p.
+
+Fri Aug 1 17:15:07 1997 Per Bothner <bothner@cygnus.com>
+
+ * objc/objc-act.c (lang_init): Don't check_newline #if USE_CPPLIB.
+ * c-lex.c (lang_init): Remove (recently moved here).
+ * c-lang.c (lang_init): Restore, but add #if !USE_CPPLIB.
+
+Fri Aug 1 11:26:45 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (pa_reorg): Explode ADDR_DIFF_VEC insns too.
+
+Thu Jul 31 19:37:22 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * libgcc2.c (getpagesize): Don't compile if __CYGWIN32__.
+
+Thu Jul 31 16:04:42 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.c (output_to_reg, output_fix_trunc): Use scratch memory,
+ if available, instead of dynamically extending the stack.
+ (put_condition_code, print_operand): Added reverse_cc to reverse the
+ comparison when $ah is accessed directly instead of using eflags
+
+ * i386.md (*trunc*): Use scratch memory for output_fix_trunc.
+ (movsicc_1, movhicc_1) Change alternative 3 to:
+ jCC L1; mov; jmp L2; L1:mov; L2:
+ (movsfcc, movdfcc, movxfcc): Force constant operands to memory.
+ (movsfcc_1, movdfcc_1, movxfcc_1): Change alternative 3 as above.
+
+Thu Jul 31 16:04:42 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * i386.h (MAX_FIXED_MODE_SIZE): Define.
+
+Thu Jul 31 16:04:42 1997 Robert Lipe <robertl@dgii.com>
+
+ * i386/sco5.h (SWITCHES_NEED_SPACES) Define.
+ Required by the COFF (but not ELF) linker.
+
+Wed Jul 30 15:03:52 1997 Per Bothner <bothner@cygnus.com>
+
+ * demangle.h (DMGL_JAVA): New option to request Java demangling.
+ * cplus-dem.c: Various changes to produce Java output when passed
+ DMGL_JAVA. Thus "::" becomes "." and "JArray<Foo>" becomes "Foo[]".
+ (main): Support --java and -j flags to set DMGL_JAVA.
+
+Wed Jul 30 08:56:08 1997 Philip Blundell <Philip.Blundell@pobox.com>
+
+ * configure.in (arm-*-*): Replace with arm-*-aout.
+ * arm/aout.h (SET_ASM_OP): Define by default.
+ * arm/riscix.h (SET_ASM_OP: Undefine.
+ * arm.h (CPP_SPEC): Add %(subtarget_cpp_spec).
+ (SUBTARGET_CPP_SPEC): New macro.
+ * arm/linux.h: Include aout.h rather than arm.h directly.
+ (TARGET_CPU_DEFAULT): Define.
+ ({ASM,CPP}_SPEC): Remove.
+ * arm/t-linux (MULTILIB_OPTIONS): Use -mapcs-NN instead of -mN.
+ (LIB1ASMSRC): Use generic ARM version.
+ (CROSS_LIBGCC1): Define.
+ * arm/lib1funcs-linux.asm: Remove.
+
+Tue Jul 29 17:57:47 1997 Per Bothner <bothner@cygnus.com>
+
+ * Add hooks for using autconf-style Makefile.in in language subdirs.
+ * configure.in (all_outputs, oldstyle_subdirs): New variables.
+ Pass all_outputs to AC_OUTPUT.
+ * configure.lang: Only iterate over oldstyle_subdirs.
+
+ * Patches to use cpplib with cc1 #if USE_CPPLIB.
+ * configure.in (--enable-c-cpplib): New option.
+ (extra_c_flags, extra_c_objs): New variables.
+ * Makefile.in (EXTRA_C_OBJS): New variable.
+ (INTERNAL_CFLAGS): Add @extra_c_flags@.
+ (C_OBJS): Add $(EXTRA_C_OBJS).
+ * c-lex.c (generally): Replace getc and ungetc by macros GETC and
+ UNGETC. Avoid explicit references to finput.
+ (yy_get_token): New function, that calls cpp_get_token.
+ (init_parse): New function - calls init_lex.
+ (finish_parse): New function (called by compile_file).
+ (GET_DIRECTIVE_LINE): New macro wrapper replaces get_directive_line.
+ (lang_init): Don't check_newline - already know main_input_filename.
+ (handle_sysv_pragma): Remove FILE* parameter.
+ * toplev.c (finput): Remove #if USE_CPPLIB.
+ (compile_file): #if USE_CPPLIB don't open input file here,
+ do it in cpp_start_read. Call init_parse instead of init_lex.
+ At end, call finish_parse instead of fclose(finput).
+
+Mon Jul 28 15:48:29 1997 Brendan Kehoe <brendan@cygnus.com>
+
+ * integrate.c (expand_inline_function): Use xmalloc instead of
+ alloca for the LABEL_MAP.
+ (save_for_inline_copying): Likewise.
+
+Mon Jul 28 11:22:16 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * toplev.c (compile_file): Also emit any deferred TREE_PUBLIC inlines.
+ (rest_of_compilation): Use decl_printable_name instead of DECL_NAME
+ to identify functions in the RTL dump files.
+
+ * dwarf2out.c (add_location_or_const_value_attribute):
+ leaf_renumber_regs_insn. Also eliminate_regs here.
+ (add_AT_location_description): Not here. Don't emit anything
+ for a variable that has been optimized away.
+ (add_const_value_attribute): Likewise.
+
+ * dwarfout.c (location_or_const_value_attribute):
+ leaf_renumber_regs_insn. Also eliminate_regs here.
+ (location_attribute): Not here.
+
+ * stor-layout.c (layout_type): Fix ancient code to match ancient
+ comment. Use mode of field for one-field structs.
+
+Sun Jul 27 12:09:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * function.c (put_var_into_stack, trampoline_address): Treat
+ inline_function_decl like current_function_decl.
+ * expr.c (expand_expr, case LABEL_DECL): Likewise.
+ (expand_expr, case SAVE_EXPR): Handle top-level SAVE_EXPR by
+ moving into current function; abort if in incorrect context.
+ * fold-const.c (fold_range_test, fold): Avoid making SAVE_EXPR
+ if at top level.
+
+ * dwarfout.c (ASM_OUTPUT_SOURCE_FILENAME): Delete default value.
+
+ * alpha.h (TARGET_SWITCHES): Add -mno-byte.
+
+ * expr.c (get_inner_unaligned_p): Deleted.
+ (expand_assignment): Remove special-case of constant array.
+ (expand_expr, case ARRAY_REF): Likewise, and clean up remaining code.
+
+ * explow.c (probe_stack_range): Do probing with loop if more
+ than a small number.
+
+Fri Jul 25 15:42:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * configure.in: Finish fixing calculation if default thread
+ support is enabled.
+
+Fri Jul 25 15:30:09 1997 Doug Evans <dje@cygnus.com>
+
+ * Makefile.in (native): Depend on config.h.
+ (gcc.o): Depend on Makefile, not config.status.
+
+Fri Jul 25 10:56:50 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (pa_reorg): If TARGET_BIG_SWITCH, then do not explode
+ ADDR_VEC insns. Slightly rework code which explodes ADDR_VEC
+ insns.
+ * pa.h (TARGET_BIG_SWITCH): Define.
+ (TARGET_SWITCHES): Add "big-switch" and "no-big-switch".
+ (CASE_VECTOR_MODE): Use TI or DI depending on TARGET_BIG_SWITCH.
+ (CASE_DROPS_THROUGH): Remove definition.
+ (ASM_OUTPUT_ADDR_VEC_ELT): Rewrite to handle TARGET_BIG_SWITCH.
+ (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
+ * pa.md (casesi): Rework to avoid some potential long branch
+ problems (also makes generated code faster!). Handle
+ TARGET_BIG_SWITCH.
+ (casesi0): Corresponding changes.
+
+Fri Jul 25 08:36:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * calls.c: (expand_call): If -fstack-check and temp needed
+ for arg is too large, use alloca.
+ * expr.c (expand_expr, case MODIFY_EXPR): Don't preexpand calls
+ if LHS is an indirect via a constant pointer.
+
+Thu Jul 24 21:49:11 1997 Pat Rankin <rankin@eql.caltech.edu>
+
+ * bitmap.c (bitmap_operation): Reset CURRENT on deferred deletion.
+
+Wed Jul 23 23:52:14 1997 Chris Smith <csmith@convex.hp.com>
+
+ * convex.h (CHECK_FLOAT_VALUE): Fix OVERFLOW capitalization.
+
+Wed Jul 23 13:00:47 1997 Richard Earnshaw <rearnsha@cambridge.arm.com>
+
+ * configure.in (arm-*-netbsd*): Fix typo setting tmake_file.
+
+Wed Jul 23 06:39:35 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * configure.in (alpha*): Put quotes around MASK_GAS.
+
+Tue Jul 22 15:24:45 1997 Brendan Kehoe <brendan@cygnus.com>
+
+ * tree.c (array_type_nelts): Make sure the domain of TYPE is set
+ before we try to use it.
+
+Tue Jul 22 12:26:13 1997 Doug Evans <dje@cygnus.com>
+
+ * sparc.c (gen_v9_scc): Handle early clobber of result.
+ * sparc.md (seqdi_special): Don't clobber %xcc.
+ (snedi_special, seqdi_special_trunc, snedi_special_trunc): Likewise.
+ (snedi_zero, neg_snedi_zero, seqdi_zero, neg_seqdi_zero): Likewise.
+ (snedi_zero_trunc, seqdi_zero_trunc): Likewise. Renamed from ..._sp64.
+ (snedi_zero_trunc_sp32, seqdi_zero_trunc_sp32): Delete.
+
+ * Makefile.in (Makefile): Pass xmake_file, tmake_file to
+ configure.frag
+ (distclean): Delete Make-host, Make-target.
+ * configure.in (host_overrides): Set to Make-host.
+ (dep_host_xmakefile): Loop over all elements in host_make_file.
+ (target_overrides): Set to Make-target.
+ (dep_tmake_file): Loop over all elements in tmake_file.
+ (configure.frag): Pass dep_host_xmake_file, dep_tmake_file.
+ * configure.frag: New arguments xmake_files, tmake_files.
+ Build Make-host, Make-target.
+
+Mon Jul 21 23:17:44 1997 Paul Eggert <eggert@twinsun.com>
+
+ * objc/Make-lang.in, objc/Makefile.in: Comment out lines containing
+ just formfeeds.
+
+Mon Jul 21 14:05:46 1997 Doug Evans <dje@cygnus.com>
+
+ * Makefile.in (Makefile): Depend on config.status instead
+ of configure.
+ (config.status): Depend on configure. Run config.status --recheck
+ if out of date.
+ (cstamp-h.in): Use echo instead of touch.
+
+ * reload1.c (reload_cse_mem_conflict_p): Restore handling of
+ (mem:BLK const0_rtx) meaning all memory is clobbered.
+
+Mon Jul 21 06:20:10 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.md (iorsi_zexthi_ashl16): Mark output operand as earlyclobber.
+
+Sun Jul 20 06:11:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * configure.in (alpha*-*-*): Set cpu_type to alpha.
+ Change "alpha-" to "alpha*-" in all entries.
+ Set target_cpu_default for ev5 and ev56 systems.
+ Use symbolic names for target_cpu_default.
+ * alpha.c (override_options): Set default for alpha_cpu
+ from TARGET_CPU_DEFAULT.
+ * alpha.h (MASK_CPU_EV5): New macro.
+
+ * tree.c (contains_placeholder_p): Call contains_this_placeholder_p.
+ (contains_this_placeholder_p): Renamed from contains_placeholder_p.
+ Added new arg, PL.
+ Rework to make more consistent, check more codes, and avoid
+ undefined fields.
+ * expr.c (expand_expr, case PLACEHOLDER_EXPR): Pick outermost
+ object in placeholder_list of right type without a PLACEHOLDER_EXPR.
+
+Sat Jul 19 18:00:01 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha.c (override_options): Allow processor of ev56 or 21164a.
+ (input_operand, case MEM): Correct test involving TARGET_BYTE_OPS.
+ * alpha.h (SECONDARY_{IN,OUT}PUT_RELOAD_CLASS): Don't need for
+ QImode or HImode if TARGET_BYTE_OPS.
+ (ASM_FILE_START): Write a .arch directive.
+ (STACK_CHECK_BUILTIN): New macro.
+ * alpha.md ({zero_,}extend[qh]i[dsh]i2): Rework TARGET_BYTE_OPS cases.
+ (mov[hq]i): Likewise.
+ (extend[qh]i[hsd]i2x): Add missing cases and fix typo in constraint.
+ (reload_{in,out}[qh]i): Disable for TARGET_BYTE_OPS.
+
+Fri Jul 18 23:24:57 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * varasm.c (make_decl_rtl): Don't use ASM_FORMAT_PRIVATE_NAME for
+ local decls with TREE_PUBLIC set.
+ (bc_make_decl_rtl): Likewise.
+
+Fri Jul 18 22:16:28 1997 Doug Evans <dje@cygnus.com>
+
+ * configure.in: Invoke AC_CONFIG_HEADER.
+ Check for string.h, strings.h, stdlib.h, time.h, unistd.h.
+ Check for whether malloc/realloc/free need to be declared.
+ (links): Rename config.h to config2.h.
+ (AC_OUTPUT): Create cstamp-h.
+ * Makefile.in (config.in,cstamp-h.in): Add rules for.
+ (config.h,cstamp-h): Add rules for.
+ (distclean): Delete config2.h, cstamp-h.
+ (ALL_CFLAGS): Add @DEFS@.
+ * aclocal.m4, acconfig.h: New files.
+
+ * Makefile.in (distclean): Delete Make-host, Make-target.
+ * configure.in (host_overrides): Set to host_xmake_file, don't create
+ Make-host.
+ (target_overrides): Set to tmake_file, don't create Make-target.
+ (language subdir support): Keep together.
+
+ * c-decl.c (duplicate_decls): Set DECL_ABSTRACT_ORIGIN to olddecl
+ if inline function and not new definition.
+
+ * configure.in: Don't loop trying to configure language subdirs.
+ Don't pass to configure.lang variables it doesn't use.
+ * configure.lang: Delete top level directory from loop.
+ Delete code not useful for language subdirs.
+
+Fri Jul 18 08:12:53 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+
+ * toplev.c (rest_of_compilation): Call reload_cse_regs here.
+ * reload1.c (reload): Don't call it here.
+ (reload_cse_mem_conflict_p): Remove MEM_OFFSET and MEM_MODE args.
+ (reload_cse_mem_conflict_p, case MEM): Call anti_dependence.
+ (reload_cse_invalidate_mem): Update call to reload_cse_mem_conflict_p.
+ (reload_cse_regs): No longer static.
+ Call init_alias_analysis.
+ Ignore CLOBBER in a PARALLEL.
+
+Fri Jul 18 06:44:22 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * objc/Make-lang.in (objc-headers): Fix command for the new build
+ directory layout, don't pass srcdir variable.
+ * objc/Makefile.in (copy-headers): Use $(srcdir) from this
+ makefile, not the parent's.
+
+Thu Jul 17 16:03:03 1997 Doug Evans <dje@cygnus.com>
+
+ * configure.lang (EXTRA_HEADERS,EXTRA_PASSES,EXTRA_PARTS): Delete.
+ (EXTRA_PROGRAMS,EXTRA_OBJS,EXTRA_GCC_OBJS,MD_DEPS): Delete.
+ (version) Delete duplicate entry.
+ * configure.in (merged_frags): Delete unused variable.
+ (extra_headers_list): Move setting outside of subdir loop.
+ (extra_headers,extra_passes): Don't pass to configure.lang.
+ (extra_programs,extra_parts,extra_objs): Likewise.
+ (host_extra_gcc_objs,gxx_include_dir,md_cppflags): Likewise.
+
+Thu Jul 17 07:00:43 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.h (STACK_CHECK_*): Provide default values.
+ (probe_stack_range): New declaration.
+ * flags.h (flag_stack_check): Likewise.
+ * explow.c (allocate_dynamic_stack_space): Call probe_stack_range.
+ (emit_stack_probe, probe_stack_range): New functions.
+ * function.c (expand_function_end): If function is non-leaf and stack
+ checking is requested, emit needed probes.
+ * reload1.c (reload): If checking stack, verify frame small enough.
+ * stmt.c (expand_decl): If stack checking, use alloca for large vars.
+ * toplev.c (flag_stack_check): New variable.
+ (f_options): Add "stack-check".
+
+ * reorg.c (mark_target_live_regs): Pass FIRST_PSEUDO_REGISTER to
+ call to EXECUTE_IF_SET_IN_REG_SET.
+
+Wed Jul 16 14:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * i960.h (ASM_OUTPUT_ALIGNED_BSS): Define.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Use standard method to convert ALIGN
+ to power-of-two of bytes.
+
+ * sparc.h (ASM_OUTPUT_ALIGNED_BSS): Define.
+ * sparc/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Undef before definition.
+
+Wed Jul 16 14:34:09 1997 Klaus Espenlaub (kespenla@hydra.informatik.uni-ulm.de)
+
+ * calls.c (emit_library_call_value): Initialize all argvec elements.
+
+Wed Jul 16 14:31:39 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * global.c (global_conflicts): Pass FIRST_PSEUDO_REGISTER to
+ call to EXECUTE_IF_SET_IN_REG_SET.
+
+Wed Jul 16 10:57:03 1997 Richard Earnshaw (rearnsha@cambridge.arm.com)
+
+ * From Rob Black (r.black@ic.ac.uk) and Mark Brinicombe
+ (amb@physig.ph.kcl.ac.uk):
+ * configure.in (arm-*-netbsd*): New configuration.
+ * arm/netbsd.h, arm/t-netbsd, arm/xm-netbsd.h: New files.
+
+Wed Jul 16 10:57:03 1997 Richard Earnshaw (rearnsha@cambridge.arm.com)
+
+ * arm.c (tune_flags): New variable.
+ (target_{cpu,fpe}_name): Delete.
+ (arm_fpu_arch): New variable.
+ (arm_select): Also allow -march=... to configure just the
+ architecture.
+ (all_procs): Allow armv{2,2a,3,3m,4,4t} for use with -march=.
+ (arm_override_options): Handle -march=, but don't let -mcpu=
+ and -mtune= match the architecture names, since we can only
+ tune for an implementation. Rework selection of tuning options
+ for floating point.
+ (use_return_insn): Support interworking with Thumb code.
+ (arm_rtx_costs): Rework multiply costs so that cost is based on
+ the tune, not the architecture.
+ (f_register_operand): New function.
+ (output_return_instruction): Support interworking with Thumb code.
+ (output_func_epilogue): Support interworking with Thumb code.
+ Remove redundant calculation of code_size. Use floating-point
+ load-multiples if permitted.
+ (emit_sfm): New function.
+ (arm_expand_prologue): Use floating-point store-multiples if
+ permitted.
+
+ * arm.h (CPP_CPU_ARCH_SPEC): Handle -march=...
+ (TARGET_OPTIONS): Add arch= and fp=. Delete fpe=.
+ (enum processor_type): Add PROCESSOR_NONE, for use in all_procs table.
+ (FP_DEFAULT): Default floating point architecture for generic
+ back-end.
+ (PREDICATE_CODES): Add f_register_operand.
+
+ * arm.md (*push_fp_multi): New pattern.
+
+
+Tue Jul 15 22:08:47 1997 Jim Wilson <wilson@cygnus.com>
+
+ * Makefile.in (exeext): Set to build_exeext not exeext.
+ * configure.in (exeext): Delete redundant set and AC_SUBST call.
+ Change remaining AC_SUBST to use build_exeext instead of exeext.
+
+Tue Jul 15 15:48:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * configure.in: Fix calculation if default thread support is enabled.
+
+Tue Jul 15 13:38:46 1997 Mike Meissner <meissner@cygnus.com>
+
+ * rtl.h (replace_regs): Declare.
+
+Mon Jul 14 16:18:19 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * i960.h (ASM_OUTPUT_MI_THUNK): Define.
+
+ * dwarf2out.c (gen_subprogram_die): Remove unreachable and redundant
+ code.
+
+Mon Jul 14 14:22:45 1997 Jeffrey A Law (law@cygnus.com)
+
+ * calls.c (emit_library_call): Use right index into argvec array
+ when iterating over arguments which need to be pushed on the stack.
+ (emit_library_call_value): Likewise.
+
+Mon Jul 14 08:17:41 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * gcc.c (convert_filename): Fix typo.
+
+Mon Jul 14 08:10:12 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * configure.in: Clear headers and lib2funcs before re-reading
+ config-lang.in.
+
+ * m68k/linux.h (LINK_SPEC): Fix last change.
+
+Mon Jul 14 08:03:38 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * configure.in (sparc-*-linux-gnu{*,libc1*}): Add sparc/t-linux.
+ * sparc/t-linux: New file.
+
+ * alpha/elf.h (LINK_SPEC): Fix typo.
+ * configure.in (alpha-*-linux-gnu*): Set tmake_file.
+ * alpha/t-linux: New file.
+
+Mon Jul 14 07:41:37 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * m68k.c (output_{and,ior,xor}si3): New functions from patterns bodies.
+ * m68k.h (output_{and,ior,xor}si3): New extern declarations.
+ * m68k.md (adddi3, subdi3): Allow constant operand.
+ (anddi3, iordi3, xordi3): New patterns.
+ ({and,ior,xor}si3_internal): Use corresponding output_???si3 function.
+
+Mon Jul 14 07:33:11 1997 Fila Kolodny <fila@ibi.com>
+
+ * configure.in (*-*-gnu*): Add crt{begin,end}S.o to extra_parts.
+
+Mon Jul 14 07:26:36 1997 Craig Burley <burley@gnu.ai.mit.edu>
+
+ * varasm.c (assemble_variable): If low part of size
+ doesn't fit in an int, variable is too large.
+
+Mon Jul 14 06:51:37 1997 Mike Meissner <meissner@cygnus.com>
+
+ * bitmap.{h,c}: New files.
+ * Makefile.in (OBJS): Add bitmap.o.
+ (BASIC_BLOCK_H): New make variable for basic-block.h, bitmap.h.
+ ({flow,combine,regclass,local-alloc,reload1,reorg,sched}.o): Use
+ BASIC_BLOCK_H variable instead of basic-block.h.
+ * basic-block.h (*REG_SET): Delete old implementation; use bitmap.h.
+ (regset_{size,bytes}): Delete.
+ (regs_live_at_setjmp): Declare.
+ (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Delete.
+ * flow.c (init_regset_vector): Make global; don't take basic block
+ times # of pseduos as argument.
+ (life_analysis): Change all init_regset_vector calls.
+ Use free_regset_vector to release arrays only flow uses at end.
+ (allocate_for_life_analysis): Change init_regset_vector call.
+ Don't set regset_{size,bytes}.
+ (free_regset_vector): Call FREE_REG_SET to release any
+ memory allocated by each vector.
+ (propagate_block): Call FREE_REG_SET on dead/live.
+ (mark_used_regs): Don't use REGSET_ELT_TYPE anymore.
+ * output.h (allocate_for_life_analysis): Add declaration.
+ (regno_uninitialized, regno_clobbered_at_setjmp): Likewise.
+ (dump_flow_info, flow_analysis): Likewise.
+ * regclass.c (init_reg_sets): Invoke INIT_ONCE_REG_SET.
+ (allocate_reg_info): Invoke MAX_REGNO_REG_SET.
+ (regset_release_memory): Free basic_block_live_at_start storage.
+ * reorg.c (mark_target_live_regs): Delete unused variables.
+ * sched.c (schedule_block): Free space associated with
+ reg_pending_sets and old_live_regs.
+ (schedule_insns): Free bb_{dead,live}_regs on first pass.
+ (sched_analyze_insn): Use EXECUTE_IF_SET_IN_REG_SET and then clear.
+ * toplev.c (rest_of_compilation): Call regset_release_memory.
+
+Mon Jul 14 00:14:13 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * toplev.c (main): Prefer DWARF 2 or stabs with -ggdb.
+ * ns32k/tek6000.h (PREFERRED_DEBUGGING_TYPE): DBX_DEBUG.
+ * alpha.h (PREFERRED_DEBUGGING_TYPE): SDB_DEBUG.
+ * mips.h (PREFERRED_DEBUGGING_TYPE): SDB_DEBUG.
+
+Sun Jul 13 15:11:08 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * stupid.c (stupid_mark_refs): If setting reg set only in this
+ insn and not referenced, make REG_UNUSED note.
+
+Sun Jul 13 14:03:19 1997 Michael Meissner <meissner@cygnus.com>
+
+ * gcc.c (process_command): If -save-temps and -pipe were specified
+ together, don't do -pipe.
+
+Sun Jul 13 12:27:03 1997 Doug Evans <dje@cygnus.com>
+
+ * gcc.c (main): Handle blank in version_string when comparing
+ with compiler_version.
+
+Sat Jul 12 01:53:55 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * sparc.c (output_function_prologue): Fix offset from CFA.
+ (sparc_flat_output_function_prologue): Likewise.
+
+Fri Jul 11 09:49:15 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mips.c (epilogue_reg_mentioned_p): Delete unused function.
+ (mips_epilogue_delay_slots): Likewise.
+ (function_epilogue): Greatly simplify.
+ (mips_expand_epilogue): If we have a null prologue/epilogue,
+ then use a normal return insn. Emit blockage insns before
+ stack pointer adjustments.
+ (mips_can_use_return_insn): Renamed from simple_epilogue_p. All
+ callers changed. Do not use return insns if $31 is live in the
+ function or if generating profiling information.
+ * mips.h (DELAY_SLOTS_FOR_EPILOGUE): Delete.
+ (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
+ * mips.md (return): Remove expander and change the pattern to
+ look like a standard "return" insn.
+ (return_internal): Show use of $31 explictly.
+ (epilogue expander): Enable.
+
+Thu Jul 10 13:04:53 1997 Doug Evans <dje@cygnus.com>
+
+ * cccp.c (INO_T_EQ): Return 0 for MSDOS.
+
+ * Makefile.in (CC): Use autoconf value.
+
+Tue Jul 8 18:08:00 1997 Jim Wilson <wilson@cygnus.com>
+
+ * dwarf2out.c (gen_subprogram_die): When handling declarations, test
+ DECL_CONTEXT not decl_class_context before equate_decl_number_to_die.
+
+Tue Jul 8 16:47:13 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md (movsi define_split): Use unsigned HOST_WIDE_INT,
+ not unsigned.
+
+Sat Jul 7 00:01:41 1997 Jim Meyering <meyering@eng.ascend.com>
+
+ * i386/t-sol2 (crt[1in].o): Also depend on $(GCC_PASSES).
+
+Fri Jul 4 11:45:39 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (DWARF_CIE_HEADER_SIZE, DWARF_FDE_HEADER_SIZE,
+ size_of_cfi, size_of_fde, calc_fde_sizes, next_fde_offset,
+ cie_size): Lose.
+ (ASM_OUTPUT_DWARF_STRING): Move earlier.
+ (INCOMING_FRAME_SP_OFFSET): Provide default.
+ (initial_return_save): Adjust for CFA offset.
+ (dwarf2out_frame_debug): Lookup initial CFA offset when setting up.
+ (output_call_frame_info): Use label subtraction for length fields.
+ Add pointer to exception region information in for_eh case.
+ (dwarf2out_do_frame): New fn.
+ (dwarf2out_frame_init): Use INCOMING_FRAME_SP_OFFSET.
+ (dwarf2out_frame_finish): Don't bother emitting .debug_frame for
+ non-Irix targets. Just emit .eh_frame.
+ (output_die): Refer to an FDE with label subtraction.
+ * i386.h (INCOMING_FRAME_SP_OFFSET): Define.
+ * defaults.h (DWARF2_UNWIND_INFO): Define if
+ INCOMING_RETURN_ADDR_RTX is provided.
+ * final.c (final): Don't call dwarf2out_frame_debug unless we are
+ doing dwarf 2.
+
+Thu Jul 3 17:37:52 1997 Jim Wilson <wilson@cygnus.com>
+
+ * fp-bit.c (unpack_d): Check fraction not sign to distinquish QNaN.
+
+Wed Jul 2 09:48:03 1997 Michael Meissner <meissner@cygnus.com>
+
+ * loop.c (strength_reduce): Make sure register does not exceed the
+ table size when looking up the last UID.
+
+Wed Jul 2 07:47:44 1997 Nick Burrett <n.a.burrett@btinternet.com>
+
+ * genoutput.c (process_template): Place increment expression
+ outside of putchar function call.
+
+Wed Jul 2 06:56:52 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * sparc/linux.h (LIBGCC_SPEC): Removed.
+ (CC1_SPEC): Add %{profile:-p}.
+ ({CPP,LIB,LINK}_SPEC): Choose glibc 1 or 2 depending on USE_GNULIBC_1.
+ * configure.in (sparc-*-linux-gnulibc1*): New configuration.
+
+ * configure.in (powerpc-*-linuxgnu*): Default thread_file is posix.
+ Set xmake_file to x-linux. Add extra_parts.
+ * rs6000/linux.h (LINK_SPEC): Defined.
+
+ * m68k/linux.h (LINK_SPEC): Pass -shared for -shared.
+ ({CPP,LINK}_SPEC): Choose for glibc 1 or 2 depending on USE_GNULIBC_1.
+ * configure.in (m68k-*-linux-gnu*): Default thread_file is `posix'.
+ (m68k-*-linux-gnulibc1): New configuration.
+
+ * alpha/elf.h (LINK_SPEC): Change ld-gnu.so.1 to ld-linux.so.2.
+ * configure.in (alpha-*-linux-gnu*): Default thread_file is `posix'.
+
+Wed Jul 2 06:12:37 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alpha.md (divsi3, modsi3, udivsi3): Comment out.
+ (extendsfsd2_no_tp): Add alternative with output in MEM, input in REG.
+
+ * configure.in (*-linux*): Add "-gnu" to names to match.
+
+ * libgcc2.c (_trampoline): Add stdcall attribute to VirtualProtect
+ on i386.
+
+ * objc/objc.gperf: Renamed from gperf.
+
+Wed Jul 2 05:42:19 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * objc/Make-lang.in ($(srcdir)/objc/objc-parse.c): Fix command
+ to use the right file names.
+
+Tue Jul 1 23:25:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * reorg.c (redundant_insn): If INSN or possible match has REG_UNUSED
+ note, don't have match.
+
+Tue Jul 1 18:36:24 1997 Doug Evans <dje@cygnus.com>
+
+ * mips.c (mips_output_external): Don't output .extern's for
+ variables in user specified sections unless they're .sbss/.sdata.
+
+Tue Jul 1 18:30:26 1997 Jim Wilson <wilson@cygnus.com>
+
+ * cse.c (find_best_addr): Add missing rtx_cost arguments.
+
+ * fp-bit.c (float_to_usi): Move code for negative numbers before code
+ for infinity. Modify infinty code to only handle positive infinities.
+
+Tue Jul 1 11:16:41 1997 Robert Lipe <robertl@dgii.com>
+
+ * fixinc.sco: Restore pwd after copy.
+ Convert declaration of abs in math.h to prototype.
+ Fix static functions in sys/stat.h for C++.
+
+Tue Jul 1 10:55:47 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md ({add,ior,xor}si3): Change to use define_expand wrapper
+ and split add/ior/xor of large constants early.
+ (andsi3): Remove 6/29 code to do and of large constants.
+ (nor, nand, eqv, maskir): Add names to all logical define_insns.
+
+Tue Jul 1 09:03:35 1997 Jeffrey A Law (law@cygnus.com)
+
+ * h8300.h (BIGGEST_FIELD_ALIGNMENT): Remove definition.
+ * mips.h (BIGGEST_FIELD_ALIGNMENT): Likewise.
+
+Mon Jun 30 14:58:00 1997 Jeffrey A Law (law@cygnus.com)
+
+ * sh.c (sh_expand_epilogue): Emit blockage insn before cutting
+ back stack.
+
+Sun Jun 29 11:27:07 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h (TARGET_FLAGS): Add -m{,no-}update to suppress
+ creating load/store with update instructions, and also
+ -m{,no-}fused-madd to suppress the generation of fused add and
+ multiply instructions. Move debug flags to TARGET_OPTIONS.
+ (GO_IF_LEGITIMATE_ADDRESS): Don't allow PRE_{INC,DEC} if -mno-update.
+ (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
+ (rs6000_debug_{name,stack,arg}): Add declarations.
+ (toc_initialized): Likewise.
+ (got_no_const_operand): Likewise.
+ (PREDICATE_CODES): Add got_no_const_operand.
+ (toc_section): Make toc_initialized a global.
+ (RTX_COSTS): Set appropriate costs for add, logical operators that
+ are really two instructions.
+
+ * rs6000.c (rs6000_debug_{name,stack,arg}): Add definitions.
+ (rs6000_override_options): Process debug flags.
+ (toc_initialized): Global to say toc initialized.
+ (small_data_operand): Use #if TARGET_ELF, not #ifdef TARGET_SDATA.
+ (rs6000_init_expanders): Likewise.
+ (SMALL_DATA_RELOC): Likewise.
+ (got_no_const_operand): Recognize SYMBOL_REF and LABEL_REF.
+ (rs6000_makes_calls): System V profiling doesn't count as a call.
+ (rs6000_stack_info): Likewise.
+ (rs6000_output_load_toc_table): Take register number argument to
+ determine register to load. Generate correct code if more than
+ one toc table is done in System V due to profiling or non-local
+ gotos. If System V toc is not initialized, initialize it now.
+ (rs6000_allocate_stack_space): Move code from output_prolog to
+ allocate stack space. Take -mno-update into account.
+ (output_prolog): Call rs6000_allocate_stack_space. Only set
+ rs6000_pic_func_labelno if not profiling.
+ (output_function_profiler): Implement System V profiling.
+ (and_operand): Don't call reg_or_short_operand.
+ (rs6000_finalize_pic): If not optimizing, insert a USE of the GOT
+ register as the last insn.
+
+ * rs6000.md (load/store update): Take -mno-update into account.
+ If -msoft-float, support SF load/store with update to GPR regs.
+ (allocate_stack): Take -mno-update into account.
+ (add/subtract + multiply instructions): Take -mno-fused-madd into
+ account.
+ (nonlocal_goto_receiver): Specify register # to load.
+ ({add,and,ior,xor}si3): Recognize operation done with full 32 bit
+ constant, splitting latter if need be.
+ (andsi3 define_split): Fix up splitting andsi3 of large constant.
+ ({ior,xor}si3 define_split): Use GEN_INT to create integer rtx
+ values.
+ (movsi_got{,_internal}): Split the load of a CONST into load of
+ the SYMBOL_REF/LABEL_REF and an add.
+ (movsi): Know that addsi3 can handle large values now for NT.
+
+ * sysv4.h (TARGET_SDATA): Remove explicit bit for -msdata.
+ (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
+ (SUBTARGET_SWITCHES): Indicate -m{,no-}sdata doesn't set any flags.
+ (ASM_SPEC): Only pass -m{,no-}reg-names if assembling .s/.S files.
+ (CC1_SPEC): If -msdata, invoke compiler with -msdata=default.
+ (PROFILE_BEFORE_PROLOGUE): Likewise.
+ (RS6000_MCOUNT): Define as "_mcount".
+ (toc_section): Make toc_initialized a global.
+
+Fri Jun 27 19:01:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * config/t-linux-gnulibc1: New file.
+ * configure.in (i[3456]86-*-linux*): Default thread_file is `posix'.
+ (i[3456]86-*-linux*gnulibc1): New case.
+ * config/linux.h (LIB_SPEC): Choose for glibc 1 or 2 depending
+ on USE_GNULIBC_1.
+ * i386/linux.h (CPP_SPEC, LINK_SPEC): Likewise.
+
+Fri Jun 27 19:00:52 1997 Ralf Baechle <ralf@waldorf-gmbh.de>
+
+ * config/linux.h (PREFERRED_DEBUGGING_TYPE): Undefine before define.
+
+Fri Jun 27 18:35:04 1997 Alan Modra <alan@spri.levels.unisa.edu.au>
+
+ * configure.in: Clean up Make-{host,target,hooks} in all
+ subdirs, not just '.'.
+ * Makefile.in (distclean): Delete */Make-{host,target,lang,hooks}.
+
+Fri Jun 27 18:27:11 1997 Fila Kolodny <fila@ibi.com>
+
+ * config/xm-gnu.h (fcntl.h): Only include if not building libgcc.a.
+
+Fri Jun 27 18:17:44 1997 Doug Evans <dje@cygnus.com>
+
+ * configure.frag: Rewrite.
+
+ * objc/Make-lang.in (OBJC_CCOMMON): Object files don't go in srcdir.
+ (OBJC_OBJS): Likewise.
+ (OBJC_O): Likewise.
+ (objc-parse.o, objc-act.o): Fix rules.
+ (objc/libobjc files): Fix rules.
+
+Fri Jun 27 13:23:38 1997 Andrew Cagney <cagney@tpgi.com.au>
+
+ * fp-bit.c (float_to_si): Correct return value when Inf.
+
+Fri Jun 27 10:47:09 1997 Scott Christley <scottc@net-community.com>
+
+ * Makefile.in (DLLTOOL): Define.
+ * objc/Make-lang.in (libobjc_entry.o, libobjc_s.a, libobjc.dll):
+ New targets.
+ (objc.install-normal): Install Objective-C runtime as a DLL.
+ (objc.mostlyclean): Clean up files used to build DLL.
+ * objc/libobjc.def: New file.
+ * objc/libobjc_entry.c: New file.
+
+ * objc/sendmsg.c (search_for_method_in_list): No longer static.
+
+ * Makefile.in (GCC_THREAD_FILE): Renamed from OBJC_THREAD_FILE.
+ * configure.lang (GCC_THREAD_FILE): Likewise.
+ * configure.in (--enable-threads): New parameter.
+ * objc/Make-lang.in (OBJC_THREAD_FILE): New definition.e
+ * objc/config-lang.in: Print message about ObjC thread file.
+
+ * cccp.c (INO_T_EQ): Define for Win32 but not Cygwin32.
+ * i386/mingw32.h: New file.
+ * i386/xm-mingw32.h: New file.
+ * configure.in (i[3456]86-*-mingw32): New target.
+ * protoize.c (link): Eliminate definition on Win32.
+
+ * objc/thr-posix.c (__objc_thread_yield): Use sched_yield instead.
+
+Fri Jun 27 10:36:41 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS):
+ Round up when calculating possible end address.
+
+Wed Jun 25 19:54:29 1997 Jim Wilson <wilson@cygnus.com>
+
+ * unroll.c (final_giv_value): Verify that bl->initial_value is
+ invariant before trying to use it.
+
+Wed Jun 25 18:13:05 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/sysv4.h (WCHAR_TYPE{,_SIZE}): Make wchar_t long as per
+ ABI spec.
+
+Wed Jun 25 16:56:16 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * sparc.h (INCOMING_RETURN_ADDR_RTX): Define.
+ (DBX_REGISTER_NUMBER): Fix frame pointer regno for -mflat.
+ * sol2.h (DBX_REGISTER_NUMBER): Likewise.
+ * sparc.c (save_regs): Emit dwarf2 frame debug info.
+ (output_function_prologue, sparc_flat_save_restore,
+ sparc_flat_output_function_prologue): Likewise.
+
+ * dwarf2.h (enum dwarf_call_frame_info): Add DW_CFA_GNU_window_save.
+ * dwarf2out.c (dwarf_cfi_name, output_cfi): Support it.
+ (dwarf2out_cfi_label): Make non-static.
+ (initial_return_save): Support PLUS.
+ (dwarf2out_window_save, dwarf2out_return_save,
+ dwarf2out_return_reg): New fns.
+
+ * dwarf2out.c (SECTION_FORMAT): Use PUSHSECTION_FORMAT, if defined.
+ (DEBUG_INFO_SECTION): Rename from DEBUG_SECTION.
+ (DEBUG_LINE_SECTION): Rename from LINE_SECTION.
+ * mips/iris6.h: Likewise.
+
+Wed Jun 25 16:25:41 1997 Scott Christley <scottc@net-community.com>
+
+ * Makefile.in (GCC_PASSES): Don't define with $(exeext).
+ * configure.in ({cc,stage_prefix}_set_by_configure): Eliminate extra
+ comma and don't pass value to configure.lang.
+ * objc/Make-lang.in (objc-runtime): Add objc-headers.
+
+ * configure.in: Execute configure.frag in a shell.
+
+ * configure.in (cross_overrides, build_overrides): Default to
+ /dev/null to help platforms where sed cannot handle empty filenames.
+
+ * Reorganize thread implementation to make a clearly defined
+ front-end/back-end interface.
+ * objc/thr-{decosf1,irix,mach,os2,posix,pthreads,single}.c: Completely
+ rework according to new interface.
+ * objc/thr-{solaris,win32}.c: Likewise.
+ * objc/thr.c: Likewise.
+ * objc/thr.h: Define front-end/back-end interface functions and
+ structures.
+
+Wed Jun 25 16:14:10 1997 Ovidiu Predescu <ovidiu@net-community.com>
+
+ * Complete implementation of +load.
+ * objc/init.c (objc_send_load): New function.
+ (objc_class_tree): New structure.
+ (create_tree_of_subclasses_inherited_from): New function.
+ (__objc_tree_insert_class): New function.
+ (objc_tree_insert_class): New function.
+ (objc_preorder_traverse): New function.
+ (objc_postorder_traverse): New function.
+ (__objc_tree_print): New function.
+ (__objc_destroy_class_tree_node): New function.
+ (class_is_subclass_of_class): New function.
+ (__objc_exec_class): Allocate class tree list and load hash table.
+ (__objc_send_message_in_list): Rewrite using hash table.
+ (__objc_send_load): Remove calls to _objc_load_callback.
+ (objc_send_load): Make static. Create Tree of classes resembling
+ class hierarchy for all modules. Call __objc_send_load on all of
+ the modules in __objc_module_list.
+ (__objc_create_classes_tree): New function.
+
+ * objc/encoding.h (method_get_sizeof_arguments): Fix typo.
+ * objc/objc-api.h (OBJC_ERR_BAD_STATE): New error code.
+ On NeXT redefine object_copy and object_dispose to avoid
+ a conflict with those defined in system library.
+ * objc/selector.c (__objc_register_instance_methods_to_class): New
+ function.
+ * objc/runtime.h: Likewise. Add missing function prototypes.
+
+Wed Jun 25 15:09:01 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (Makefile): Execute configure.frag from srcdir.
+
+ * Makefile.in (configure): Target is $(srcdir)/configure.
+
+Tue Jun 24 15:18:14 1997 Jim Wilson <wilson@cygnus.com>
+
+ * m68k.h (LIMIT_RELOAD_CLASS): Define.
+
+ * recog.c (constrain_operands): When checking earlyclobbers, use
+ operands_match_p instead of rtx_equal_p.
+
+ * dwarfout.c (field_byte_offset): Check for object_offset_in_bits
+ greater than bitpos_int and recompute object_offset_in_bytes if true.
+
+ * mips.md (movdi_internal): Add x/J alternative.
+ (movdi_internal2): Add x/J alternative; change a/I to a/J.
+ (movsi_internal1, movsi_internal2): Change x/I alternative to x/J.
+
+Tue Jun 24 08:49:56 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.h (ASM_OUTPUT_SECTION_NAME): Fix typo.
+
+Mon Jun 23 22:48:00 1997 Jim Wilson <wilson@cygnus.com>
+
+ * unroll.c (find_splittable_givs): Set splittable_regs_updates to
+ biv_count for reduced givs.
+
+Mon Jun 23 10:51:53 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10200.c, mn10200.h, mn10200.md: New files for mn10200 port.
+ * lib1funcs.asm, divmod.c, udivmod.c, udivmodsi4.c: Likewise.
+ * t-mn10200, xm-mn10200.h, va-mn10200.h: Likewise.
+ * Makefile.in (USER_H): Add va-mn10200.h.
+ * varargs.h, stdarg.h: Include va-mn10200.h.
+ * configure.in (mn10200-*-*): New target.
+
+Sun Jun 22 06:47:19 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * combine.c (force_to_mode): Don't do anything for ASM_OPERANDS insn.
+
+Sun Jun 22 06:29:28 1997 J. Kean Johnston <jkj@sco.com>
+
+ * ginclude/stdarg.h: Protect va_list definition from SCO headers.
+ * ginclude/varargs.h: Likewise.
+
+Sat Jun 21 20:56:23 1997 Scott Christley <scottc@net-community.com>
+
+ * Make ObjC a front-end language.
+ * Makefile.in (LANGUAGES, COMPILERS, .PHONY, stmp-int-hdrs): Remove
+ specific references to ObjC compiler and source files.
+ ({mostly,dist,maintainer,}clean, install-normal): Likewise
+ (OBJC_OBJS, OBJC, OBJECTIVE-C, cc1obj, objc-runtime): Rules deleted.
+ (libobjc.a, sublibobjc.a, objc-parse.{o, c, y}): Rules deleted.
+ (objc-headers, install-libobjc): Rules deleted.
+ * objc/Make-lang.in: New file; from rules deleted above.
+ * objc/config-lang.in: New file.
+ * objc/Makefile.in: Changes to support ObjC as a front-end language;
+ renamed from Makefile.in.
+ * objc-act.{c,h}, objc-parse.{c,y}, objc-tree.def: Moved to objc dir.
+
+Sat Jun 21 07:54:36 1997 Robert Lipe <robertl@dgii.com>
+
+ * fixinc.sco (math.h): Correct the collision of "exception".
+
+Sat Jun 21 06:51:40 1997 Peter Gerwinski <peter@agnes.dida.physik.uni-essen.de>
+
+ * rs6000.c (output_epilog): Name is "GNU Pascal", not all caps.
+
+Sat Jun 21 06:29:19 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * gcc.c (main): Check for and read ${libdir}/gcc-lib/specs to
+ override the default specs.
+
+Fri Jun 20 17:20:15 1997 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (output_block_move): When loading addresses into registers,
+ add checks for ABI_N32 and ABI_64.
+ (mips_expand_prologue): Add check for SImode in code splitting
+ tsize_rtx when it is large_int.
+
+Fri Jun 20 09:07:31 1997 Russell King <rmk92@ecs.soton.ac.uk>
+
+ * configure.in (arm-*-linuxaout): New target.
+ * arm/lib1funcs-linux.asm, arm/linux-gas.h: New files.
+ * arm/linux.h, arm/t-linux, arm/xm-linux.h: New file.
+ * xm-linux.h: Undef some macros before defining them.
+
+Thu Jun 19 21:18:20 1997 Jim Wilson <wilson@cygnus.com>
+
+ * dwarf2out.c (output_line_info): Always use DW_LNE_set_address instead
+ of DW_LNS_fixed_advance_pc for line number addresses.
+ (size_of_line_info): Adjust size calculation as per above change.
+ (text_end_label): Make it static.
+
+Thu Jun 19 14:55:49 1997 Brendan Kehoe <brendan@cygnus.com>
+
+ * toplev.c (xmalloc): Only give the fatal msg if SIZE is non-zero.
+
+Sun Apr 27 23:19:13 1997 Ulrich Drepper <drepper@cygnus.com>
+
+ * libgcc2.c (__eh_type): Remove `extern' to make this a definition.
+
+Wed Jun 18 18:10:16 1997 Per Bothner <bothner@cygnus.com>
+
+ * dbxout.c (dbxout_type_fields): Skip field if DECL_IGNORED_P.
+
+Wed Jun 18 18:04:33 1997 Mike Stump <mrs@cygnus.com>
+
+ * except.c (end_eh_unwinder): If we have a return instruction, we
+ have to make sure we use it and don't fall off the end of the
+ function in the unwinder.
+
+Wed Jun 18 14:27:58 1997 Mike Stump <mrs@cygnus.com>
+
+ * flow.c (find_basic_blocks): Fix end case bug.
+
+Tue Jun 17 18:35:57 1997 Mike Stump <mrs@cygnus.com>
+
+ * libgcc2.c (__eh_pcnthrow): Add support -fno-sjlj-exceptions
+ -fPIC exception handling on the SPARC.
+ * sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
+ * libgcc2.c (__eh_ffetmnpc): Remove.
+
+Mon Jun 16 20:28:51 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * collect2.c (extract_string): Null-terminate.
+
+Mon Jun 16 14:38:44 1997 Michael Meissner <meissner@cygnus.com>
+
+ * combine.c (set_nonzero_bits_and_sign_copies): Use REG_SET macros
+ instead of doing bit operations directly.
+ (try_combine,reg_dead_at_p): Ditto.
+ * caller-save.c (save_call_clobbered_regs): Ditto.
+ * reload1.c (reload): Ditto.
+ * local-alloc.c (update_equiv_regs,block_alloc): Ditto.
+ * sched.c (schedule_block): Dito.
+
+Sun Jun 15 20:46:12 1997 Jim Wilson <wilson@cygnus.com>
+
+ * dwarf2out.c (dwarf2out_frame_debug): Handle IOR.
+ (struct limbo_die_struct): Define.
+ (TYPE_DECL_IS_STUB): Call decl_ultimate_origin if DECL_ABTRACT_ORIGIN
+ is set.
+ (limbo_die_count): Delete.
+ (libmo_die_list): Define.
+ (new_die): Add die to limbo_die_list instead of incrementing
+ limbo_die_count.
+ (add_AT_location_description): Renamed from add_location_attribute.
+ New parameter attr_kind.
+ (add_location_or_const_value_attribute, gen_subprogram_die,
+ add_bound_info): Change call to add_AT_location_description.
+ (add_bound_info): Add call to contains_placeholder_p. Ignore
+ MAX_EXPR and VAR_DECL.
+ (add_subscript_info): Ignore the index type if it is an unnamed
+ integral type.
+ (scope_die_for): Move check for function-local tags after code setting
+ containing_scope, and add check for non-NULL containing_scope
+ (add_type_attribute): If unnamed type, use TREE_TYPE instead.
+ (gen_enumeration_type_die, gen_struct_or_union_type_die): Call
+ add_child_die if die_parent is NULL.
+ (gen_subprogram_die): Ifdef out DW_AT_static_link code.
+ (decls_for_scope): Delete decrement of limbo_die_count.
+ (dwarf2out_finish): Add code to traverse the limbo_die_list, and
+ call add_child_die if die_parent is NULL. Delete limbo_die_count code.
+ * mips.c (mips_expand_prologue): If tsize_rtx is large_int, emit two
+ insns instead of one splitable insn, setting RTX_FRAME_RELATED_P.
+
+Fri Jun 13 19:33:35 1997 Brendan Kehoe <brendan@cygnus.com>
+
+ * fixincludes: Also fix AIX NULL macro in sys/{dir,param,types}.h.
+
+Thu Jun 12 22:53:12 1997 Jim Wilson <wilson@cygnus.com>
+
+ * m68k.md (mov[qhs]i): Remove pair of constraints which allow
+ offsetable memory addresses to be moved to the same for TARGET_5200.
+
+Thu Jun 12 15:33:01 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.h (SELECT_RTX_SECTION): Place symbolic operands into the
+ data section.
+
+ * pa.c (emit_move_sequence): Rewrite code to handle arithmetic
+ involving plabels.
+
+Wed Jun 11 08:57:14 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * tree.c (unsave_expr_now): Avoid recursing into the parts of
+ the tree that are RTL.
+
+Thu Jun 12 09:43:55 1997 Jeffrey A Law (law@cygnus.com)
+
+ * reorg.c (emit_delay_sequence): Call set_new_first_and_last_insn
+ after the new sequence insn has been spliced into the insn chain.
+
+Wed Jun 11 23:10:49 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.md (call, call_value): Use "call" instead of "calls"
+ for calls to named functions.
+
+Wed Jun 11 00:22:34 1997 Jim Wilson <wilson@cygnus.com>
+
+ * configure, configure.in: Restore changes from Feb 15 to Apr 13
+ lost during conversion to autoconf.
+
+Tue Jun 10 18:23:35 1997 Mike Stump <mrs@cygnus.com>
+
+ * stmt.c (expand_decl_cleanup): Avoid core dumping when exceptions
+ aren't on.
+
+Tue Jun 10 18:22:30 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * collect2.c (extract_string): New fn.
+ (main): Use it.
+
+Tue Jun 10 17:40:15 1997 Jim Wilson <wilson@cygnus.com>
+
+ * expr.c (emit_group_load): Add case using gen_lowpart.
+
+Tue Jun 10 17:14:58 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.c (rs6000_override_options): If -mcpu=403, set -mstrict-align.
+
+ * rs6000/t-ppc{,gas} (MULTILIB_EXTRA_OPTS): Build libraries with
+ -mstrict-align.
+
+ * configure.in ({powerpc,rs6000}*-*-*): Add embedded targets to
+ --with-cpu=n support.
+
+Tue Jun 10 07:06:12 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * flow.c (mark_used_regs): Fix typo in Jun 4 change.
+
+Mon Jun 9 20:26:26 1997 Jim Wilson <wilson@cygnus.com>
+
+ * Makefile.in (MAYBE_USE_COLLECT2): Renamed from MAYBE_USE_COLLECT.
+
+Mon Jun 9 19:42:21 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * fold-const.c (fold): Don't do COND_EXPR -> MIN_EXPR folding if it
+ loses information that might be needed by a later use as an lvalue.
+
+Mon Jun 9 19:10:50 1997 Alexandre Oliva <oliva@dcc.unicamp.br>
+
+ * configure.in: Don't override a user's setting for prefix
+ on platforms that use the native prefix.
+
+Mon Jun 9 19:00:49 1997 Brendan Kehoe <brendan@melange.gnu.ai.mit.edu>
+
+ * integrate.c (expand_inline_function): Use the mode of FNDECL's
+ result rtl, not the result type itself, in setting ARRIVING_MODE.
+
+ * reload1.c (reload): Use xmalloc instead of alloca for the label
+ offsets in OFFSETS_AT and OFFSETS_KNOWN_AT.
+
+Mon Jun 9 15:16:52 1997 Mike Stump <mrs@cygnus.com>
+
+ * flow.c (find_basic_blocks): Eliminate more dead code, enables
+ dead throws to be eliminated.
+
+Mon Jun 9 17:15:50 1997 Stephen L Moshier <moshier@world.std.com>
+
+ * alpha.c (check_float_value): Underflow and overflow constants
+ are different for FLOAT_VAX and default targets.
+
+Mon Jun 9 16:48:21 1997 Scott Christley <scottc@net-community.com>
+
+ * Makefile.in (Makefile): Process language fragments.
+ * configure.frag: New file.
+ * configure.in: Move language fragment processing to configure.lang.e
+
+ * Makefile.in (GCC_PASSES): Prevent all compilers from being
+ built when only the C compiler is needed.
+
+ * configure.in (cross_overrides, build_overrides): Use absolute
+ path to GCC top-level source directory.
+
+ * configure.in: Save target alias for language directories.
+
+ * configure.in (with-gxx-include-dir): New parameter for
+ setting the g++ header file directory.
+ * Makefile.in (gxx_include_dir): Use autoconf variable.
+
+ * configure.in: Add parameter for setting local prefix.
+
+ * configure.lang: New file.
+ * configure.in: Move language subdirectory Makefile processing
+ into configure.lang.
+
+Mon Jun 9 16:44:47 1997 Jim Wilson <wilson@cygnus.com>
+
+ * sched.c (attach_deaths): Fix typo in Jun 4 change.
+
+Mon Jun 9 15:13:00 1997 Marc Lehmann (pcg@goof.com)
+
+ * varasm.c (assemble_end_function): Switch back to function
+ section after outputting constant pool.
+
+Mon Jun 9 14:47:22 1997 Paul Eggert <eggert@twinsun.com>
+
+ * tree.c (change_main_variant): Remove unused function.
+ (build_array_type): Remove obsolete references to
+ change_main_variant.
+ * c-decl.c (complete_array_type): Likewise.
+
+ * c-common.c (c_build_type_variant): Don't futz with main type
+ variant of array since C Standard requires main type variant of
+ array-of-const also be array-of-const.
+
+ * Makefile.in: Comment out lines containing just formfeeds.
+
+ * Makefile.in (distclean): Remove config.bak.
+ (maintainer-clean): Output warning.
+ Do not remove `configure'.
+
+Mon Jun 9 14:44:17 1997 J.T. Conklin <jtc@netbsd.org>
+
+ * configure.in (*-*-netbsd): Restore changes of Apr 13th lost in
+ autoconf conversion: tmake_file now t-netbsd; delete xmake_file.
+
+Mon Jun 9 14:39:29 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_builtin, case BUILT_IN_FRAME_ADDRESS):
+ Use correct function name in error message.
+
+ * Makefile.in (diff): Exclude bi-parser.h.
+
+ * i386.h (CC1_CPU_SPEC): Renamed, was CC1_SPEC.
+ (CC1_SPEC): New macro.
+ (EXTRA_SPECS): Add "cc1_cpu".
+ * i386/linux.h (CC1_SPEC): New macro.
+
+Mon Jun 9 13:23:06 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * m68k/next.h (TARGET_DEFAULT): Use MASK_68040,
+ not MASK_68040_ALSO.
+ * m68k/mot3300.h, m68k/ccur-GAS.h (TARGET_DEFAULT): Likewise.
+
+ * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Test #ifdef __mcf52000__,
+ not if (TARGET_52000); fixed for mc68000 case.
+
+ * m68k/mot3300.h (CPP_SPEC): Define __mc68020__ if no -m[c]68000
+ command-line option given.
+
+Mon Jun 9 09:19:17 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * Makefile.in (target_alias): Substitute with target_alias.
+
+ * final.c (final_scan_insn): Use single_set to check cc_status.flags.
+
+Mon Jun 9 09:09:07 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * c-common.c (check_format_info): Correct handling of the 'a' flag
+ which adds another pointer level.
+
+Sun Jun 8 00:34:25 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.md (conditional branch insns): Get length right for branches
+ to targets which can not be reached with a "bl" instruction.
+ * pa.c (output_cbranch): Handle branches to targets which can not
+ be reached with a "bl" instruction.
+
+ * pa.md (alternate dbra pattern): Remove incorrect pattern.
+
+Sat Jun 7 23:30:25 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (struct defer_plab): Renamed to struct deferred_plabel.
+ Remove "symbol" field and replace with "name" field.
+ (output_function_epilogue): Don't output deferred plabels here.
+ (output_deferred_labels): New function. Output them here instead.
+ (output_call): Rewrite long call support.
+ * pa.h (ASM_FILE_END): Define.
+ (LEGITIMATE_CONSTANT_P): Never accept a function_label_operand.
+ * pa.md (HIGH and LO_SUM of function address): Remove patterns.
+
+Fri Jun 6 16:09:04 1997 Mike Stump <mrs@cygnus.com>
+
+ * libgcc2.c (__eh_ffetmnpc): Add support for machines that cannot
+ access globals after throw's epilogue when -fno-sjlj-exceptions is
+ used.
+ * rs6000.c (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
+ * mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
+ (INITIAL_ELIMINATION_OFFSET): Fix RETURN_ADDRESS_POINTER_REGNUM
+ for 64 bit words, with 32 bit pointers and variable endianness.
+
+Fri Jun 6 17:27:58 1997 Mike Meissner <meissner@cygnus.com>
+
+ * regclass.c (allocate_reg_info): Fix off by one error.
+
+Fri Jun 6 17:17:41 1997 Doug Evans <dje@cygnus.com>
+
+ * basic-block.h (EXECUTE_IF_SET_IN_REG_SET): Fix setting of scan_rs_.
+ (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Likewise.
+ (EXECUTE_IF_AND_IN_REG_SET): Likewise.
+ (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
+
+Fri Jun 6 15:42:59 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.c (notice_cc_update): Set CC_FCOMI is this is a float compare.
+
+Fri Jun 6 15:12:38 1997 Jim Wilson <wilson@cygnus.com>
+
+ * basic-block.h (REG_SET_TO_HARD_REG_SET): Fix typo.
+
+ * sched.c (update_flow_info): When add extra REG_DEAD note for original
+ dest, handle case where last insn both uses and sets dest.
+
+Thu Jun 5 22:19:36 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * fixinc.irix: Add declaration of __vfork to unistd.h.
+
+ * i960/vx960-coff.h (CPP_SPEC): Always define CPU, even if they
+ use -ansi; the VxWorks headers assume it's always present.
+ * sparc/vxsparc.h (CPP_SPEC): Define, adding the CPU definition to
+ what came from sparc.h.
+ (CPP_PREDEFINES): Don't define it here.
+
+Thu Jun 5 13:40:33 1997 Mike Meissner <meissner@cygnus.com>
+
+ * basic-block.c (OBSTACK_ALLOC_REG_SET): Rename from
+ OBALLOC_REG_SET. Add obstack pointer parameter.
+
+ * flow.c (function_obstack): Add declaration.
+ (life_analysis): Don't allocate the space to hold to vector of
+ regsets here.
+ (init_regset_vector): Add pointer parameter and delete space
+ paramter. Use OBSTACK_ALLOC_REG_SET to allocate. Change callers.
+ (propagate_block): Use ALLOCA_REG_SET instead of bare alloca.
+
+ * sched.c (schedule_block): Fix typo in yesterday's changes.
+ * reorg.c (mark_target_live_regs): Ditto.
+
+Thu Jun 5 09:44:49 1997 Jeffrey A Law (law@cygnus.com)
+
+ * sh.c (trap_exit, sp_switch): New variables.
+ (print_operand, case '@'): If trap_exit is nonzero, then use
+ a trapa instead of an rte/rts to exit the current function.
+ (sh_expand_prologue): Switch stacks at function entry as needed.
+ (sh_expand_epilogue): Similarly at function exit.
+ (function_epilogue): Clear trap_exit and sp_switch too.
+ (sh_valid_machine_decl_attribute): New function.
+ * sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Define.
+ (sp_switch): Declare.
+ * sh.md (sp_switch_1, sp_switch_2): New named patterns.
+
+Wed Jun 4 18:11:14 1997 Michael Meissner <meissner@cygnus.com>
+
+ * basic-block.h (REGSET_ELT_BITS): Make this explicitly unsigned, so
+ that division and modulus of REGSET_ELT_BITS uses a pure shift.
+ (*_REG_SET): New macros to abstract the register set interface.
+
+ * caller-save.c (save_call_clobbered_regs): Use new *_REG_SET
+ macros.
+ * flow.c (life_analysis,propagate_block,insn_dead_p): Ditto.
+ (regno_uninitialized,regno_clobbered_at_setjmp,mark_set_1): Ditto.
+ (mark_used_regs,dump_flow_info,global_conflicts): Ditto.
+ global.c (mark_elimination): Ditto.
+ * reorg.c (mark_target_live_regs): Ditto.
+ * sched.c (sched_{analyze_{1,insn},note_set}): Ditto.
+ (birthing_insn_p,attach_deaths,unlink_notes,schedule_block): Ditto.
+
+ * sched.c (sometimes structure): Delete offset, bit fields, replace
+ with regno.
+ (new_sometimes_live): Take regno argument, not offset and bit.
+ Change all callers.
+
+Tue Jun 3 19:18:36 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * fixincludes: Fix AIX NULL macro use of void*.
+
+Tue Jun 3 15:21:04 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * sparc.h (ASM_OUTPUT_MI_THUNK): Handle -fpic.
+
+Mon Jun 2 16:53:53 1997 Michael Meissner <meissner@cygnus.com>
+
+ * loop.c (n_times_{set,used}): Make type int, not short.
+ (scan_loop): n_times{set,used} are now int pointers.
+
+ * sched.c (sched_reg_n_deaths): Remove unused variable.
+ (struct sometimes): Make fields int sized, not short.
+ (schedule_insns): Don't set sched_reg_n_deaths, nobody uses it.
+
+ * regclass.c (allocate_reg_info): Allocate space for reg_renumber,
+ but don't set unless new argument RENUMBER_P is set. If this is first
+ call for function and we need to grow space, use free/xmalloc instead
+ of realloc since we will be initializing the whole array. If number
+ of registers is < 0, just free up space.
+ (reg_scan): Update allocate_reg_info call.
+ * regs.h (allocate_reg_info): Change prototype.
+ * flow.c (allocate_for_life_analysis): Update allocate_reg_info call.
+ * local-alloc.c (local_alloc): Call allocate_reg_info to allocate
+ and initialize the reg_renumber array.
+ * stupid.c (stupid_life_analysis): Likewise.
+
+Mon Jun 2 14:50:06 1997 Dave Miller <davem@jenolan.rutgers.edu>
+
+ * sparc.md (v9 eq/ne cond move patterns): Add early clobber
+ constraint to destination.
+
+Fri May 30 11:00:44 1997 Michael Meissner <meissner@cygnus.com>
+
+ * regs.h (reg_info): New structure to group the arrays indexed by
+ register number created by reg_scan and flow_analysis that are
+ globally visiable.
+ (reg_n_info): Pointer to the register information array.
+ (reg_n_{refs,sets,deaths,calls_crossed}): Delete variables.
+ (reg_changes_size): Likewise.
+ (REG_N_{REFS,SETS,DEATHS,CALLS_CROSSED}): New macros to reference
+ reg_n_info.
+ (REG_{CHANGES_SIZE,{FIRST,LAST,LAST_NOTE}_UID}): Likewise.
+ (allocate_reg_info): Add declaration.
+
+ * basic-block.h (reg_basic_block): Delete.
+ (REG_BASIC_BLOCK): Use reg_n_info structure.
+
+ * caller-save.c: Change all references to the above arrays to use
+ the corresponding macro to access the reg_n_info array.
+ * combine.c, cse.c, flow.c, global.c, jump.c, local-alloc.c: Likewise.
+ * loop.c, regclass.c, reload1.c, sched.c, stupid.c, unroll.c: Likewise.
+
+ * regclass.c (allocate_reg_info): New function to allocate the
+ reg_info array and initialize the appropriate fields.
+ (reg_scan): Call it.
+ * flow.c (allocate_for_life_analysis): Call allocate_reg_info to do
+ the actual allocation.
+
+Thu May 29 15:42:59 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.md (movsfcc_1, movdfcc_1, movxfcc_1): Use singlemove_string
+ for float conditional move when destination and operands all differ.
+
+ * i386.h (ASM_OUTPUT_REG_{PUSH,POP}): add %% before register name.
+
+ * go32.h (ASM_OUTPUT_ALIGN): Use .p2align, not byte alignments.
+
+Wed May 28 20:44:00 1997 Mike Stump <mrs@cygnus.com>
+
+ * except.c (push_eh_entry): Eliminate start of exception region
+ label, as it isn't used. Rename end_label to outer_context.
+ (expand_eh_region_start_for_decl): Likewise.
+ (expand_leftover_cleanups): Likewise.
+ (expand_start_all_catch): Likewise.
+ * except.h (eh_entry): Likewise.
+ * except.c (expand_eh_region_end): Likewise. Jump around the nop
+ that we insert, so that we can optimize it away, if it is unused,
+ also so that flow analysis can tell if we fall through to the end
+ of a function or not so that it can know if a function that returns
+ a value, in fact does or not.
+
+Wed May 28 10:50:09 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.md (jump): Handle out of range unconditional jump
+ when not optimizing.
+
+Thu May 22 00:57:07 1997 Jeffrey A Law (law@cygnus.com)
+
+ * reload1.c (reload_cse_record_set): Ignore values for SREG if
+ their mode is narrower than DEST_MODE.
+
+ * pa.h (DFMODE_RETURN_STRING): Define.
+ (SFMODE_RETURN_STRING): Likewise.
+ (ASM_DECLARE_FUNCTION_NAME): Use them.
+
+Wed May 21 23:32:02 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.md (reload_insi): Handle SUBREG properly.
+
+Tue May 20 22:32:13 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (dwarf2out_def_cfa): Set cfa_reg at the top.
+
+Tue May 20 16:57:50 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * cplus-dem.c (do_type): Handle `J'.
+ (demangle_fund_type): Print "complex" for it.
+
+Mon May 19 21:01:53 1997 Jim Wilson <wilson@cygnus.com>
+
+ * m68k.c (output_move_qimode): Add coldfire support.
+ * m68k.h (PUSH_ROUNDING): Add coldfire support.
+ * m68k.md (scc{,0}_di, seq, sne, sgt, sgtu, slt, sltu, sge, sgeu,
+ sle, sleu): Add coldfire support.
+
+Mon May 19 17:53:34 1997 Mike Meissner <meissner@cygnus.com>
+
+ * rs6000.c: (rs6000_pic_func_labelno): New variable.
+ (rs6000_output_load_toc_table): Use it.
+ (output_prolog): Store current value.
+
+Sun May 18 16:32:08 1997 Michael Meissner <meissner@cygnus.com>
+
+ * dbxcoff.h (ASM_OUTPUT_SOURCE_LINE): Use macros
+ ASM_{GENERATE,OUTPUT}_INTERNAL_LABEL to create/output line
+ number label.
+
+Sun May 18 13:55:12 1997 John Vickers (john@rhizik.demon.co.uk)
+
+ * m68k.h (TARGET_SWITCHES): Add new target name, cpu32.
+
+Sun May 18 13:50:10 1997 Pat Rankin <rankin@eql.caltech.edu>
+
+ * cccp.c (VMS_write, VMS_read): Delete.
+ (safe_write): If MAX_WRITE_LEN is defined, limit
+ incremental write attempts to that amount.
+ (safe_read): Analogous situation for MAX_READ_LEN.
+ * cpplib.c (safe_read): Likewise.
+ * vax/xm-vms.h (MAX_WRITE_LEN, MAX_READ_LEN): Define.
+
+ * vax/xm-vms.h (get_dynamic_handler_chain_libfunc): New macro.
+ (protect_cleanup_actions_with_terminate): New macro.
+
+Sun May 18 08:50:25 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k/linux.h (ASM_COMMENT_START): Define.
+ * m68k/linux-aout.h (ASM_COMMENT_START): Define.
+
+ * reload1.c (reload_cse_regno_equal_p): Check for value using more
+ than one register on a big endian machine.
+
+Sun May 18 08:39:59 1997 Vince Del Vecchio <vdelvecc@spd.analog.com>
+
+ * loop.c (maybe_eliminate_biv_1): In (set (cc0) <biv>) case,
+ swap compare operands when mult_val < 0 in one additional place.
+
+Sun May 18 08:33:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * dwarf2out.c (ASM_COMMENT_START): Add default definition.
+
+ * Makefile.in (maintainer-claean): Delete configure.
+
+Sun May 18 08:31:59 1997 Scott Christley <scottc@net-community.com>
+
+ * configure.in: New file.
+ * Makefile.in: Change to utilize autoconf variables.
+ * configure: Now an output file.
+
+Sun May 18 07:48:31 1997 J.T. Conklin <jtc@netbsd.org>
+
+ * m68k.md (mov[qhs]i,movstrict[qs]i, mulsi3): Use 'Q' constraint
+ for TARGET_5200.
+ * m68k.h (EXTRA_CONSTRAINT): New macro.
+
+ * m68k.h (TARGET_SWITCHES): Add 68020-60.
+ Mask out bits which indicate a particular processor when a different
+ processor is selected.
+ (MASK_68040_ALSO): Remove.
+ (MASK_68040): Change to be a single bit.
+
+ * m68k.h (TARGET_ALIGN_INT, MASK_ALIGN_INT): New macros.
+ (BIGGEST_ALIGNMENT): Determine according to TARGET_ALIGN_INT.
+ (TARGET_SWITCHES): Add align-int and no-align-int.
+
+ * m68k.md (mov[qhs]i}): Add pair of constraints which allow
+ offsetable memory addresses to be moved to the same for TARGET_5200.
+
+ * m68k.c (output_move_strict{hi,qi}): New functions.
+ * m68k.h (output_move_strict{hi,qi}): Declare.
+ * m68k.md (movstrict*): Changed into define_expands.
+ Split insns into m68k and coldfire specific versions with appropriate
+ constraints.
+
+Sun May 18 07:26:40 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * libgcc2.c (atexit): Cast malloc and realloc calls.
+
+Sat May 17 16:26:51 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+
+ * final.c (profile_function): Call function_section, not
+ text_section.
+
+Sat May 17 16:01:00 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * cse.c (notreg_cost): New function, extracted from COST macro.
+ (COST): Use notreg_cost.
+
+Sat May 17 15:13:23 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * cse.c (cse_insn): Don't record a SRC that's a MEM and the same
+ as a REG_EQUIV note if DEST is set more than once.
+
+Fri May 16 14:50:57 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (output_move_double): Handle loading a general register
+ from a scaled indexed memory address.
+ * pa.md (movdf, movdi): Allow scaled loads into general registers.
+
+Fri May 16 13:31:08 1997 Mike Stump <mrs@cygnus.com>
+
+ * rs6000.c (rs6000_stack_info): Only do eabi setup for "main",
+ when main is the global main, not some nested routine that
+ happens to be called main.
+
+Thu May 15 17:19:50 1997 Mike Stump <mrs@cygnus.com>
+
+ * except.c (expand_start_all_catch): If the machine needs to
+ perform any actions at the start of an expcetion handler that
+ hasn't already been done, use gen_exception_receiver to emit it.
+ (expand_leftover_cleanups): Likewise.
+ * alpha.md (exception_receiver): Use it.
+ * pa.h (exception_receiver): Use it.
+
+Thu May 15 08:36:59 1997 Jeffrey A Law (law@cygnus.com)
+
+ * dbxout.c (dbxout_function_end): Don't subtract one from
+ the end of function scoping stab.
+
+Wed May 14 23:27:09 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.md (adddi3, subdi3): Remove expanders and patterns.
+
+Wed May 14 18:51:35 1997 Mike Stump <mrs@cygnus.com>
+
+ * function.c (expand_function_end): Make sure we finish off any
+ leftover exception handlers.
+
+Tue May 13 14:07:01 1997 Mike Stump <mrs@cygnus.com>
+
+ * expr.c (expand_builtin_setjmp): Remove setting of
+ current_function_has_nonlocal_goto, as this isn't a goto.
+
+Tue May 13 14:47:40 1997 Richard Earnshaw (rearnsha@cambridge.arm.com)
+
+ * arm.h (CPP_SPEC): Fix typo invoking cpp_endian.
+ * arm/t-semi (LIB2FUNCS_EXTRA): Build fp-bit.c when compiling
+ with -msoft-float.
+ * arm.c: Add prototypes for all static functions.
+ (output_multi_immediate, int_log2): Make static.
+
+ * arm.h (*_SPEC): Remove all references to mle/mbe.
+ * arm/coff.h (MULTILIB_DEFAULTS): Likewise.
+ * arm/t-bare (MULTILIB_OPTIONS): Change options mbe/mle to mbig-endian
+ and mlittle-endian.
+ (MULTILIB_MATCHES): Nothing matches that matters.
+
+Mon May 12 20:42:20 1997 Mike Stump <mrs@cygnus.com>
+
+ * except.c (expand_start_all_catch): If need nonlocal_goto_receiver,
+ add one at the start of exception handler.
+ (expand_leftover_cleanups): Likewise.
+
+Mon May 12 17:36:28 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mips.c (move_operand): Accept any general operand after reload
+ has started.
+
+Fri May 9 14:29:33 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.md (udivmodhi4, divmodhi4): Remove expander, give
+ corresponding pattern [u]divmodhir4 name. Clear MDR register
+ in the udivmodhi4 pattern itself.
+ (clear_mdr): Delete pattern.
+
+Thu May 8 18:20:30 1997 Richard Earnshaw (rearnshaw@cambridge.arm.com)
+
+ * arm/aout.h (ASM_OUTPUT_LONG_DOUBLE): Delete call to
+ arm_increase_location.
+ (ASM_OUTPUT_{DOUBLE,FLOAT,INT,SHORT,CHAR,BYTE,ASCII,SKIP}): Likewise.
+ (ASM_OUTPUT_ALIGN): Delete all code refering to arm_text_location.
+
+ * arm.c (arm_increase_location, get_prologue_size): Delete.
+ (arm_naked_function_p): Add declaration.
+ (arm_pic_register): Define.
+ (all_procs): Delete entries for arm{60,620,70,7d,7di,700i,710c}; add
+ entries for arm{7m,7500fe,8}, strongarm and strongarm110.
+ (arm_override_options): Rework so that configure can properly set
+ the default processor type. Add a warning that PIC code is not yet
+ supported.
+ (legitimate_pic_operand_p, legitimize_pic_address): New functions.
+ (is_pic, arm_finalize_pic): New functions.
+ (arm_adjust_cost): New function.
+ (const_pool_offset, arm_backwards_branch, short_branch): Delete.
+ (arm_insn_not_targeted): Delete.
+ (add_constant): If generating AOF syntax, then handle pic specially.
+ (output_ascii_pseudo_op): Delete calls to arm_increase_location.
+ (function_really_clobbers_lr): Calls followed by a barrier don't
+ clobber the link register.
+ (output_func_prologue): Handle AOF syntax pic code.
+ (output_func_epilogue): Handle cases where lr_save_eliminated is set.
+ Delete call to arm_increase_location.
+ (arm_asm_output_label): Simplify, since we no-longer need to cache the
+ label's address.
+ (aof_pic_entry): New function to keep track of pic symbols.
+ (aof_dump_pic_table): New function.
+
+ * arm.h (TARGET_CPU_arm*, TARGET_CPU_strongarm*, TARGET_CPU_generic):
+ define.
+ (CPP_ARCH_DEFAULT_SPEC): Set up based on setting of TARGET_CPU_DEFAULT.
+ (CPP_SPEC): Split up into sub-rule calls.
+ (CPP_CPU_SPEC): Add default definition.
+ (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC): Add definitions.
+ (CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC): Add definitions.
+ (CPP_ENDIAN_SPEC, CPP_ENDIAN_DEFAULT_SPEC): Add definitions.
+ (CC1_SPEC): Map legacy -m[236] onto -mcpu=.. and -mapcs-{26,32} as
+ appropriate. Similarly for -mbe and -mle to -m{big,little}-endian.
+ (EXTRA_SPECS): Define.
+ (enum processor_type): New types for arm8 and strongarm.
+ (CONDITIONAL_REGISTER_USAGE): Handle flag_pic.
+ (LEGITIMIZE_ADDRESS): Likewise.
+ (ADJUST_COST): Define.
+ (PIC_OFFSET_TABLE_REGNUM): Define.
+ (FINALIZE_PIC): Define.
+ (LEGITIMATE_PIC_OPERAND_P): Define.
+ (OUTPUT_INT_ADDR_CONST): Define.
+ (ASM_OUTPUT_MI_THUNK): Delete calls to arm_increase_location.
+ (MASK_RETURN_ADDR): Use TARGET_APCS_32 not TARGET_6.
+
+ * arm.md (attr cpu): Add new cpu types for arm8 and strongarm.
+ (attr ldsched): New attribute, set if processor has a load_delay slot.
+ (function_unit core): Rework to handle load delay slots.
+ (function_unit loader): New function unit.
+ (movsi): Handle pic.
+ (pic_load_addr): New expand.
+ (*pic_load_addr_based_insn, pic_add_dot_plus_eight): New patterns.
+ (peepholes to cause flow to return to a label after a function call):
+ Delete, these have been disabled for a while now.
+
+ * arm/riscix.h (CPP_SPEC): Rewrite using new sub-components.
+ (SUBTARGET_CPU_DEFAULT): Set to TARGET_CPU_arm2.
+ * arm/riscix1-1.h (CPP_SPEC): Rewrite using new sub-components.
+ (SUBTARGET_CPU_DEFAULT): Set to TARGET_CPU_arm2.
+ * arm/semi.h: (CPP_SPEC): Delete.
+ (PROCESSOR_DEFAULT): Delete.
+ (CPP_APCS_PC_DEFAULT_SPEC): Define.
+ * arm/semiaof.h (CPP_SPEC): Delete.
+ (CPP_APCS_PC_DEFAULT_SPEC): Define.
+ * arm/t-semi (LIBGCC1_TEST): Don't build it.
+ (MULTILIB_{OPTIONS,DIRNAMES,EXCEPTIONS}): Build a suitable set of
+ cross libraries.
+ (LIBGCC): Set to stmp-multilib.
+ (INSTALL_LIBGCC): Set to install-multilib.
+
+Thu May 8 15:20:46 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.c (output_float_compare): For pentiumpro use fcomip
+ followed by a float stack pop for "compare;pop;pop" cases.
+
+Thu May 8 13:20:20 1997 Chris Torek <torek@elf.bsdi.com>
+
+ * fold-const.c (fold, truth_andor): Disable optimization for
+ side effects on RHS.
+
+Wed May 7 15:43:57 1997 Mike Stump <mrs@cygnus.com>
+
+ * except.c (start_dynamic_handler): Fix so we can use __builtin_setjmp,
+ and default to using __builtin_setjmp instead of setjmp.
+ * expr.c (expand_builtin_setjmp): New routine, split out from
+ existing inline code from expand_builtin.
+ (expand_builtin): Split out code into expand_builtin_setjmp.
+ * expr.h (expand_builtin_setjmp): Add declaration.
+ * libgcc2.c (__sjthrow): Default to using __builtin_setjmp instead
+ of setjmp.
+ (__sjpopnthrow): Likewise.
+ * optabs.c (init_optabs): Likewise.
+
+Wed May 7 18:01:24 1997 Samuel Figueroa <Samuel_Figueroa@next.com>
+
+ * rs6000.md (insv): Only combine insert with shift if
+ remaining source bits >= destination field size.
+
+Tue May 6 15:48:52 1997 Jason Merrill <jason@gerbil.cygnus.com>
+
+ * dwarf2out.c (dwarf2out_begin_prologue): Increment
+ current_funcdef_number here.
+ (dwarf2out_end_epilogue): Not here.
+
+Mon May 5 18:52:32 1997 Jeffrey A Law (law@cygnus.com)
+
+ * h8300.c (notice_update_cc): Use CC_SET_ZN and CC_SET_ZNV.
+ (shift_one, shift_two): Set CC_NO_CARRY as needed. Remove
+ references to CC_OVERFLOW_0.
+ (emit_a_shift): Similarly.
+ * h8300.h (CC_OVERFLOW_0): Remove.
+ * h8300.md: Use set_zn and set_znv for cc0 tracking.
+ (bCC): Restore the comparison is CC_OVERFLOW_UNUSABLE is set and
+ the comparison needs the overflow bits.
+
+ * mn10300.c (notice_update_cc): Use CC_SET_ZN and CC_SET_ZNV.
+ * mn10300.h (CC_NO_CARRY): Define.
+ * mn10300.md: Use "set_zn" and "set_znv" to more accurately
+ describe cc0 status.
+
+Fri May 2 17:00:33 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c: Reorganize, moving .debug_frame support to the top
+ of the file, and compile it if INCOMING_RETURN_ADDR_RTX is defined
+ even if DWARF2_DEBUGGING_INFO isn't.
+ (EH_FRAME_SECTION): New macro.
+ (output_call_frame_info): Handle .eh_frame variant.
+ (dwarf2out_def_cfa): Update cfa_*{reg,offset}.
+ (dwarf2out_frame_debug): Move cfa_*{reg,offset} to file scope.
+ (dwarf2out_end_epilogue): Increment current_funcdef_number here.
+ (dwarf2out_decl): Not here.
+ (dwarf2out_frame_init, dwarf2out_frame_finish): New fns.
+ (dwarf2out_init, dwarf2out_finish): Call them.
+ (output_die): Add missing 'case 8:'
+ (dwarf2out_decl): Revert other context_die = NULL change.
+ (add_bound_info): Restore default case.
+
+Fri May 2 15:30:16 1997 Doug Evans <dje@seba.cygnus.com>
+
+ * m32r.h (LIT_NAME_P): New macro.
+ (SMALL_NAME_P): Use it.
+ (ASM_OUTPUT_ALIGNED_COMMON): Don't output to scommon if -msdata=none.
+ * m32r.c (addr24_operand): Handle literals.
+ (m32r_output_function_prologue): Use IMMEDIATE_PREFIX.
+ (m32r_output_function_epilogue): Likewise. Use shorter add insn if
+ able.
+
+Fri May 2 14:40:44 1997 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (RS6000_ALIGN): Macro renamed from ALIGN.
+ * rs6000.c (rs6000_stack_info): Use it.
+
+Fri May 2 14:15:54 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * reload1.c (reload_cse_noop_set_p): When checking the values
+ equivalent to sreg, make sure the mode is right.
+
+Fri May 2 12:53:03 1997 Jeffrey A Law (law@cygnus.com)
+
+ * reload1.c (reload_cse_invalidate_regno): Properly set
+ the mode for invalidate_regno_rtx.
+
+Thu May 1 14:57:35 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.md (call_internal_symref): Fix typo.
+
+Thu May 1 14:44:17 1997 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (mips_asm_file_start): Use new macro TARGET_FILE_SWITCHING.
+ (mips_asm_file_end): Likewise.
+ * mips.h (TARGET_FILE_SWITCHING): Define.
+ (NO_DBX_FUNCTION_END): Define.
+
+Thu May 1 09:08:40 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.c (output_addsi3): Replace "\\;" by "\n\t" in
+ assembler templates.
+
+Thu May 1 09:00:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * integrate.c (subst_constants, case SUBREG): Cancel changes once
+ done with result.
+
+Wed Apr 30 19:45:56 1997 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (override_options): Set mips_split_addresses only if
+ TARGET_SPLIT_ADDRESSES is set.
+ * mips.h (MASK_SPLIT_ADDR, TARGET_SPLIT_ADDRESSES): New macros.
+ (TARGET_SWITCHES): Add -msplit-addresses, -mno-split-addresses.
+ * configure (mips*-*-ecoff*, mips*-*-elf*): Set MASK_SPLIT_ADDR
+ bit in target_cpu_default2.
+
+ * flags.h (current_function_is_thunk): Add extern to declaration.
+
+ * dbxout.c (dbxout_function): Test NO_DBX_FUNCTION_END at run time
+ instead of compile time.
+
+ * unroll.c (set_dominates_use): In second loop, add check for copy_end.
+
+ * mips.md (paradoxical_extendhidi2, paradoxical_extendqidi2): New
+ patterns.
+
+Wed Apr 30 02:23:24 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * output.h (named_section): Add reloc argument.
+ (DECL_READONLY_SECTION): New macro.
+ * varasm.c (named_section): Add reloc argument, pass it to
+ ASM_OUTPUT_SECTION_NAME.
+ (UNIQUE_SECTION, UNIQUE_SECTION_P): Provide defaults.
+ (function_section): Pass reloc argument to named_section.
+ (variable_section, exception_section): Likewise.
+ (output_constant_def_contents): Likewise.
+ (assemble_start_function): Use UNIQUE_SECTION_P. UNIQUE_SECTION is
+ now a statement.
+ (assemble_variable): Likewise.
+ * mips/iris6.h (ASM_OUTPUT_SECTION_NAME): Add reloc arg,
+ use DECL_READONLY_SECTION.
+ * psos.h, ptx4.h, a29k.h, alpha/elf.h, arm/coff.h, h8300.h: Likewise.
+ * i386/go32.h, i386/sco5.h, m68k/coff.h, mips/elf64.h: Likewise.
+ * mips/netbsd.h, pa.h, rs6000/sysv4.h, sh.h, sparc/sysv4.h: Likewise.
+ * config/svr4.h (SELECT_SECTION): Use DECL_READONLY_SECTION.
+ (ASM_OUTPUT_SECTION_NAME): Likewise, add reloc argument.
+ (MAKE_DECL_ONE_ONLY): Just set DECL_WEAK.
+ (UNIQUE_SECTION, UNIQUE_SECTION_P): Define.
+ * i386/cygwin32.h (UNIQUE_SECTION_P): Define.
+ (SUPPORTS_ONE_ONLY): Define.
+ (MAKE_DECL_ONE_ONLY): Lose.
+ (ASM_OUTPUT_SECTION_NAME): Add reloc arg, use DECL_READONLY_SECTION.
+ * i386/winnt.c (i386_pe_unique_section): Add reloc arg,
+ use DECL_READONLY_SECTION.
+
+ * mips/iris6.h (CTORS_SECTION_ASM_OP): Change aligment based on ABI.
+ (DTORS_SECTION_ASM_OP): Likewise.
+
+Tue Apr 29 16:08:07 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa/lib1funcs.asm (divnorm, modnorm, exitdiv): Fix code to
+ negate SImode values.
+
+Tue Apr 29 12:54:14 1997 Mike Stump <mrs@cygnus.com>
+
+ * except.c (expand_eh_region_start_tree): Add DECL argument so we
+ can better track why the region was made for error reporting.
+ * except.h (expand_eh_region_start_tree): Likewise.
+ * tree.h (expand_dhc_cleanup): Likewise.
+ (expand_dcc_cleanup): Likewise.
+ * except.c (expand_eh_region_start_for_decl): New routine.
+ * except.h (expand_eh_region_start_for_decl): Likewise.
+ * stmt.c (expand_decl_cleanup): Add DECL to call of
+ expand_eh_region_start_tree.
+ (expand_dcc_cleanup): Likewise.
+ (expand_dhc_cleanup): Likewise.
+ (expand_start_case): Switches introduce conditional contexts.
+ (expand_start_case_dummy): Likewise.
+ (expand_start_case_dummy): Likewise.
+ (expand_end_case): Likewise.
+
+Tue Apr 29 11:45:09 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (dwarf2out_decl): Undo earlier change.
+ (constant_size): Likewise.
+ (gen_subprogram_die): Handle NULL context_die.
+
+ * mips/iris6.h (ASM_OUTPUT_CONSTRUCTOR): Fix for -mabi=64.
+ (ASM_OUTPUT_DESTRUCTOR): Likewise.
+
+Mon Apr 28 09:10:19 1997 Jeffrey A Law (law@cygnus.com)
+
+ * h8300.c (push_order, pop_order): Add missing initializer entries.
+
+Fri Apr 25 19:39:43 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * h8300.c (output_adds_subs): Check for adding 0.
+
+Fri Apr 25 14:52:31 1997 Jim Wilson <wilson@cygnus.com>
+
+ * configure (i[3456]86-*-freebsdelf*, i[3456]86-*-freebsd*): Use
+ t-freebsd instead of x-freebsd.
+ * i386/t-freebsd: Renamed from x-freebsd.
+
+Fri Apr 25 12:16:20 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * go32.h (DBX_*): Use definitions from config/dbxcoff.h instead.
+
+Fri Apr 25 11:55:54 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * i386/cygwin32.h (MULTIPLE_SYMBOL_SPACES): Define.
+
+Thu Apr 24 18:32:56 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * i386/winnt.c (i386_pe_unique_section): New fn.
+ * i386/cygwin32.h (UNIQUE_SECTION): Define.
+ (MAKE_DECL_ONE_ONLY): Define.
+ (ASM_OUTPUT_SECTION_NAME): Support DECL_ONE_ONLY.
+
+ * c-decl.c (implicitly_declare): Don't set DECL_ARTIFICIAL.
+
+Thu Apr 24 17:11:23 1997 Jim Wilson <wilson@cygnus.com>
+
+ * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
+ TARGET_5200 support.
+
+Thu Apr 24 16:39:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * stmt.c (pushcase_range): Check for null range first.
+
+Wed Apr 23 23:06:28 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * reload1.c (reload_cse_record_set): Use push_operand to check for
+ changes to the stack pointer.
+
+Wed Apr 23 19:56:01 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * calls.c (expand_call): If we're in a thunk, pass through invisible
+ references instead of making a copy.
+ * flags.h: Add current_function_is_thunk.
+ * function.c: Likewise.
+ (init_function_start): Initialize it.
+ (push_function_context_to): Save it.
+ (pop_function_context_from): Restore it.
+ * function.h (struct function): Add is_thunk.
+
+Wed Apr 23 17:47:25 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c (secondary_reload_class): Handle more cases where we
+ need secondary reloads.
+ (impossible_plus_operand): Accept anything that involves addition
+ of the stack pointer.
+ * mn10300.md (reload_insi): Always load the stack pointer into
+ the destination (which is always an address register).
+ * mn10300.h (STORE_FLAG_VALUE): Remove definition.
+ * xm-mn10300.h: Declare malloc, realloc, calloc and free.
+
+Wed Apr 23 14:28:30 1997 Mike Stump <mrs@cygnus.com>
+
+ * expr.h (sjthrow_libfunc): Add support for setjmp/longjmp based
+ exception handling.
+ ({sjpopnthrow,terminate,setjmp,longjmp}_libfunc): Likewise.
+ (get_dynamic_handler_chain_libfunc): Likewise.
+ * expr.c (expand_expr, case TRY_CATCH_EXPR): Likewise.
+ (expand_expr, case POPD{C,H}C_EXPR): Likewise.
+ * stmt.c (mark_block_as_eh_region): Likewise.
+ (mark_block_as_not_eh_region): Likewise.
+ (is_eh_region, conditional_contex, expand_start_bindings): Likewise.
+ (expand_end_bindings, expand_{decl,dcc,dhc}_cleanup): Likewise.
+ (expand_cleanups): Likewise.
+ * tree.h (mark_block_as_eh_region): Likewise.
+ (mark_block_as_not_eh_region, is_eh_region): Likewise.
+ conditional_context, expand_dhc_cleanup): Likewise.
+ * except.c (exception_via_longjmp): Likewise.
+ (protect_cleanup_actions_with_terminate): Likewise.
+ (current_function_d{h,c}c, add_partial_entry): Likewise.
+ (get_dynamic_{handler,cleanup}_chain): Likewise.
+ (start_dynamic_{cleanup, handler}): Likewise.
+ (expand_eh_region_start{,_tree}, expand_eh_region_end): Likewise.
+ (emit_throw, expand_leftover_cleanups): Likewise.
+ (expand_{start,end}_all_catch, protect_with_terminate): Likewise.
+ ({start,end}_eh_unwinder, init_eh_for_function): Likewise.
+ ({save,restore}_eh_status, exception_optimize): Likewise.
+ * optabs.c ({sjthrow,sjpopnthrow,terminate,setjmp}_libfunc): Likewise.
+ ({longjmp,get_dynamic_handler_chain}_libfunc): Likewise.
+ (init_optabs): Likewise.
+ * except.h: Likewise.
+ * libgcc2.c (__default_terminate): Likewise.
+ (__terminate, __get_dynamic_handler_chain, __sjthrow): Likewise.
+ (__sjpopnthrow): Likewise.
+ * toplev.c (f_options): Likewise.
+ * tree.def (TRY_CATCH_EXPR, POPDHC_EXPR, POPDCC_EXPR): Likewise.
+ * pa.h (JMP_BUF_SIZE): Define.
+ * sparc.h (JMP_BUF_SIZE): Define.
+
+ * expr.h (cleanups_this_call): Transform uses of cleanups_this_call
+ into uses of the cleanups managed by the block code
+ (expand_start_bindings and friends). Remove defer_cleanups_to and
+ expand_cleanups_to, and use start_cleanup_deferal and
+ end_cleanup_deferal instead. Add exception_region,
+ target_temp_slot_level, conditional_code,
+ last_unconditional_cleanup and cleanup_ptr to struct nesting to
+ facilitate conditional cleanups.
+ * expr.c (cleanups_this_call, init_expr): Likewise.
+ ({save,restore}_expr_status, store_expr): Likewise.
+ (expand_expr, {defer,expand}_cleanups_to): Likewise.
+ (do_jump, case TRUTH_{AND,OR}IF_EXPR): Likewise.
+ (do_jump, case COND_EXPR): Likewise.
+ * stmt.c (struct nesting): Likewise.
+ (expand_return, expand_start_bindings, expand_end_bindings): Likewise.
+ (expand_cleanups, {start,end}_cleanup_deferal): Likewise.
+ * tree.h (start_cleanup_deferal): Likewise.
+ (end_cleanup_deferal): Likewise.
+ * calls.c (expand_call): Likewise.
+ * function.h (struct function): Likewise.
+ * except.c (asynchronous_exceptions): Support
+ -fasynchronous_exceptions.
+ (can_throw): Likewise.
+ * toplev.c (f_options): Likewise.
+
+ * flags.h (flag_short_temps): Remove support for short temps.
+ * calls.c (expand_call): Likewise.
+ * toplev.c (flag_short_temps): Likewise.
+
+ * stmt.c (expand_start_target_temps): Add for convenience.
+ (expand_end_target_temps): Likewise.
+ * except.c (jumpif{,not}_rtx): Likewise.
+
+ * stmt.c: Remove all traces of empty_cleanup_list.
+
+Wed Apr 23 17:26:40 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * reload1.c (reload_cse_mem_conflict_p): Don't assume that a
+ SUBREG can not conflict with a MEM.
+
+Wed Apr 23 09:48:58 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+
+ * 1750a.md (cmphi): Fixed when next CC user is unsigned.
+ (mov[hq]i-[23]): New patterns for mem-indirect moves.
+ (movhf,movtqf): Corrected.
+ * 1750a.c (memop_valid): Memory indirection now valid.
+ (nonindirect_operand): Remove.
+ (print_operand): Fix the 'J' output modifier.
+ * 1750a.h (FRAME_POINTER_REQUIRED): Not required.
+ (INITIAL_FRAME_POINTER_OFFSET,FIX_FRAME_POINTER_ADDRESS): Undefine.
+ (FUNCTION_PROLOGUE,FUNCTION_EPILOGUE): Honor -fomit-frame-pointer.
+ (ELIMINABLE_REGS,CAN_ELIMINATE,INITIAL_ELIMINATION_OFFSET): Defined.
+ (PREFERRED_RELOAD_CLASS): Corrected.
+ (CONST_COSTS,ADDRESS_COST,REGISTER_MOVE_COST,MEMORY_MOVE_COST):
+ Slight adjustments.
+ (ASM_APP_ON,ASM_APP_OFF): Corrected.
+ * ms1750.inc (DUCR.M,DUC.M): Defined.
+
+Wed Apr 23 09:41:35 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * reload.c (push_reload): Fix last arg of call to find_dummy_reload.
+
+Wed Apr 23 09:29:14 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * configure (i[3456]86-next-*, m68k-next-nextstep{2,3}*):
+ Remove out_file and add extra_objs.
+ * config/nextstep.c: Add includes for config.h, stdio.h, and flags.h.
+ * {i386,m68k}/t-next (nextstep.o): New rule.
+ * m68k/next.h: Remove include of machmode.h.
+ * {i386,m68k}/next.c: Files deleted.
+
+Tue Apr 22 20:45:29 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * sparc.h (DBX_CONTIN_LENGTH): Shrink to 1000.
+
+Tue Apr 22 18:21:20 1997 Jim Wilson <wilson@cygnus.com>
+
+ * dwarf2out.c (gen_variable_dir): Add test for DW_AT_declaration to
+ the old_die if statement, and delete assertion for it.
+ (decl_ultimate_origin): Remove last change.
+
+Tue Apr 22 10:22:27 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c (expand_prologue): End the current sequence before
+ counting the tst insns in the current function. Start a new
+ one before emitting any prologue instructions.
+
+ * mn10300.h (REGISTER_MOVE_COST): Bump up cost of moves in the
+ same class.
+
+ * mn10300.md (untyped_call): New expander.
+
+Mon Apr 21 16:30:21 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * cse.c (fold_rtx, case PLUS): When seeing if negative of constant
+ is around, make sure not dealing with largest negative.
+
+Mon Apr 21 13:57:53 1997 Jim Wilson <wilson@cygnus.com>
+
+ * mips/t-ecoff: Set TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
+
+ * m68k.c (output_addsi3): New function. From addsi3 pattern.
+ * m68k.h (output_addsi3): Add declaration.
+ * m68k.md (movqi+2): Add address registers.
+ (movxf+1): Disable for TARGET_5200.
+ (movxf+2): New pattern for TARGET_5200.
+ (addsi3): Add define_expand. Move code to output_addsi3.
+ (addsi3_internal): Renamed from addsi3. Disable for TARGET_5200.
+ (addsi3_5200): New pattern for TARGET_5200.
+
+Sun Apr 20 10:45:35 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * fold-const.c (operand_equal_p): Constants are not equal if there
+ has been an overflow.
+
+ * toplev.c (compile_file): Shorten "branch-probabilities" in
+ output of times.
+
+ * alpha/vms.h (MOD[SD]I3_LIBCALL): Call ots$rem, not ots$mod.
+ (DWARF2_DEBUGGING_INFO): Define.
+
+ * alpha.c (alpha_need_linkage): Call get_identifier.
+
+ * rs6000.c (rs6000_output_load_toc_table): New function.
+ (output_prolog): Call it instead of doing it directly.
+ * rs6000.md (nonlocal_goto_receiver): New pattern.
+
+ * dwarf2out.c: Major cleanup; mostly reformatting.
+ Include expr.h.
+ Undefine inline ifndef __GNUC__; never define to include static.
+ Add "static" to header of all inlined functions.
+ Add declarations for all static functions, with prototypes.
+ (addr_const_to_string): Use HOST_WIDE_INT_PRINT_* macros.
+ (add_AT_*, new_{die,loc_descr,cfi): Don't check for xmalloc
+ returning zero.
+ (modified_type_die): Add missing parm on recursive call.
+ ({reg,based}_loc_descriptor): Add missing arg to call to new_loc_descr.
+ (add_const_value_attribute): Use REAL_VALUE_TYPE for fp calculations.
+ (output_call_frame_info): Add missing arg to output_cfi call.
+ (dwarf2out_def_cfa): Local variable OLD_REG must be unsigned long.
+ * Makefile.in (dwarf2out.o): Includes expr.h.
+
+ * dwarf2out.c: Cast first arg in all calls to bzero to char *.
+ (decl_ultimate_origin): Return NULL if equal to decl.
+ (constant_size): Never return more than 4.
+ (value_format, case 8): New case.
+ (dwarf2out_frame_debug): Use HARD_FRAME_POINTER_REGNUM.
+ (based_loc_descr): Likewise.
+ (add_bound_info): Delete default case.
+ Add cases for CONVERT_EXPR and NON_LVALUE_EXPR; treat like NOP_EXPR.
+ Change NOP_EXPR to recursive call.
+ (add_type_attribute): Ignore unnamed subtype of integral or FP.
+ (gen_subprogram_die): Use reg_loc_descriptor.
+ (dwarf2out_decl): Ignore nested functions.
+
+ * fix-header.c, protoize.c, gcov.c: Use symbolic codes for exit.
+
+ * final.c (profile_function): Only call ASM_OUTPUT_REG_{PUSH,POP}
+ if defined.
+
+ * expr.c ({move,clear}_by_pieces_1, expand_assignment): Ensure
+ we have unshared rtx before changing flags.
+ (store_{constructor,field}): Likewise.
+ (expand_expr, case COMPONENT_REF): Likewise.
+ (store_expr): Check if TEMP and TARGET are same with rtx_equal_p.
+
+ * emit-rtl.c (change_address, init_emit): Delete forward references.
+ (rtl_obstack, stack_depth, max_stack_depth): Delete extern decls.
+
+Fri Apr 18 18:25:52 1997 Jim Wilson <wilson@cygnus.com>
+
+ * function.c (instantiate_decls): For DECL_INCOMING_RTL, use max
+ of type size and mode size in instantiate_decl call.
+
+ * fixincludes (sys/lc_core.h): Fix OSF1/4.x namespace pollution.
+
+Wed Apr 16 19:36:53 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (add_bound_info): Use a DIE instead of a location
+ expression for variable bounds. Trust a MEM rtx even when
+ optimizing.
+ (DWARF_FRAME_RETURN_COLUMN): Default to FIRST_PSEUDO_REGISTER.
+
+ * expr.c (expand_expr, case RTL_EXPR): If there is no sequence,
+ don't set it to const0_rtx.
+ * tree.c (array_type_nelts): Don't return any SAVE_EXPRs.
+
+Mon Apr 14 18:12:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (RS6000_ITRUNC, RS6000_UITRUNC): Prepend underscores.
+ (RS6000_MCOUNT): New macro.
+ (ASM_FILE_START): Use RS6000_MCOUNT.
+ * rs6000.c (output_function_profiler): Use RS6000_MCOUNT.
+ * rs6000/aix31.h (RS6000_{ITRUNC,UITRUNC,MCOUNT}): New macros.
+
+Mon Apr 14 14:37:27 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c (can_use_return_insn): Include outgoing argument
+ area in size computation.
+ (expand_prologue): Likewise. No longer diddle with sequences.
+ Put register saves just before outgoing argument area.
+ (expand_epilogue): Similarly.
+ (impossible_plus_operand): New function.
+ * mn10300.h (FRAME_POINTER_REQUIRED): Never require a frame pointer.
+ (ACCUMULATE_OUTGOING_ARGS, OUTGOING_REG_PARM_STACK_SPACE): Define.
+ (impossible_plus_operand): Declare.
+ * mn10300.md (reload_insi): New expander to handle pathological
+ reload cases.
+ (addsi3): Fix CC status.
+
+ * mn10300.h (FUNCTION_VALUE): Return addresses in $a0.
+ (FUNCTION_VALUE_REGNO_P): Corresponding changes.
+ * mn10300.md (call_value_internal): Allow output to be in an
+ address register.
+
+ * calls.c (emit_library_call): Handle saving of stack slots when
+ ACCUMULATE_OUTGOING_ARGS is defined.
+ (emit_library_call_value): Likewise.
+
+Mon Apr 14 14:48:15 1997 Jim Wilson <wilson@cygnus.com>
+
+ * sh.md (xtrct_left, xtrct_right): New patterns.
+
+ * combine.c (get_last_value_validate): New argument insn.
+ Add check for memory reference clobbered by later store.
+ (record_value_for_reg, get_last_values): Pass in new argument.
+
+Mon Apr 14 14:03:18 1997 Mike Meissner <meissner@cygnus.com>
+
+ * configure (powerpc --with-cpu=x): Add embedded powerpcs and 604e.
+
+ * rs6000.c (rs6000_override_options): Recognize -mcpu=801, -mcpu=823,
+ and -mcpu=604e.
+
+Sun Apr 13 18:43:16 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * reload1.c (invalidate_regno_rtx): New static variable.
+ (reload_cse_invalidate_regno): Check whether any earlier registers
+ have a multi-register value which includes the register we are
+ invalidating.
+ (reload_cse_regs): Initialize invalidate_regno_rtx.
+
+ * reload1.c (reload_cse_record_set): When setting reg_values for a
+ copy from one register to another, use gen_lowpart_common to
+ adjust the value correctly if the mode changes.
+
+Sun Apr 13 17:24:48 1997 Doug Evans <dje@cygnus.com>
+
+ * expr.c (move_block_from_reg): Try using integral mov operation first.
+
+ * calls.c (expand_call): When copying unaligned values into a register,
+ zero out the register first rather than emitting a clobber.
+
+ * integrate.c (copy_rtx_and_substitute): If FRAME_GROWS_DOWNWARD
+ and regno == VIRTUAL_STACK_VARS_REGNUM, round size of stack slot up
+ before calling assign_stack_temp.
+
+Sun Apr 13 15:29:38 1997 Ulrich Drepper <drepper@cygnus.com>
+
+ * enquire.c (fake_f_rep): Add missing element name in cast.
+
+Sun Apr 13 15:20:05 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS):
+ Fix sign bug in last change.
+
+Sun Apr 13 15:03:38 1997 J.T. Conklin <jtc@netbsd.org>
+
+ * m68k.md (movstricthi): Remove extraneous comparisons.
+
+ * configure (*-*-netbsd): tmake_file now t-netbsd; delete xmake_file.
+ * config/t-netbsd: New file.
+ * config/x-netbsd: Removed.
+
+Sun Apr 13 14:51:25 1997 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * cse.c (canon_reg, cse_insn): Don't examine insn_n_dups if
+ recog_memoized fails to find a match.
+
+Sun Apr 13 14:17:26 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * reload1.c (reload_cse_noop_set_p): Add insn parameter. Change
+ all callers. If deleting the instruction, remove any earlier
+ REG_DEAD note for DREG.
+ (reload_cse_simplify_set): If simplifying, remove any earlier
+ REG_DEAD note for the new source register.
+
+Sun Apr 13 14:12:08 1997 Pat Rankin <rankin@eql.caltech.edu>
+
+ * libgcc2 (L_bb, L_exit): Use 0 rather than NULL for null pointers.
+
+Sun Apr 13 12:53:03 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k/linux.h (ASM_SPEC): Define.
+ (STRUCT_VALUE_REGNUM, STATIC_CHAIN_REGNUM, INITIALIZE_TRAMPOLINE):
+ Remove definitions, undoing the change of Mar 20 1996.
+
+ * m68k.c (output_move_qimode): Optimize pushing one byte if source
+ operand does not use stack pointer.
+
+ * m68k.md (rotl[shq]i3, rotl[hq]i3+1): Don't directly modify operand.
+
+ * m68k.md (tstdi): Add missing parallel around the pattern.
+
+Sun Apr 13 12:51:00 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c, cpplib.c (do_include): Diagnose #import and
+ #include_next if pedantic and if not in a system header.
+ (do_warning): #warning now causes an error if -pedantic-errors
+ is given; this is needed since #warning isn't ANSI.
+
+ * toplev.c (lang_options): Add -Wundef, -Wno-undef.
+ * c-decl.c (c_decode_option): Ignore -Wundef, -Wno-undef.
+
+ * cccp.c, cexp.y (warn_undef): New variable.
+ * cpplib.h (struct cpp_options): New member warn_undef.
+ (CPP_WARN_UNDEF): New macro.
+
+ * cccp.c (main), cpplib.c (cpp_handle_options): Set warn_undef
+ from -Wundef and -Wno-undef.
+
+ * cppexp.c (cpp_lex) New arg skip_evaluation.
+ (cpp_parse_expr): Pass skip_evaluation to cpp_lex.
+ Abort if cpp_lex returns NAME.
+
+ * cexp.y (exp), cppexp.c (cpp_lex): Optionally warn about undefined
+ identifiers that evaluate to 0.
+
+Sun Apr 13 11:43:16 1997 Joel Sherrill <joel@OARcorp.com>
+
+ * configure (hppa1.1-*-rtems*): New target.
+ * mips/rtems.h: New file.
+
+Sun Apr 13 09:48:26 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * gcov.c (print_usage, open_files): Use FATAL_EXIT_CODE.
+ * collect2.c (fatal_perror, fatal, collect_wait): Likewise.
+
+ * sparc.c (eligible_for_delay_slot): Clean up and make to agree
+ precisely with patterns in MD file.
+ * sparc.md (*return_addsi): Change condition to exclude both ints.
+ (*return_adddi): Likewise.
+ (*return_subsi): New pattern.
+
+ * recog.c (validate_replace_rtx_1, case MINUS): New case.
+
+Sun Apr 13 08:20:24 1997 Thomas Bushnell <thomas@gnu.ai.mit.edu>
+
+ * i386/gnu.h (TARGET_VERSION): Redefine.
+
+Sun Apr 13 08:15:31 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+
+ * c-typeck.c (lookup_field): Don't recurse unless FIELD is
+ a RECORD_TYPE or UNION_TYPE.
+
+ * final.c (profile_function): Save the static chain register
+ around the call to the profiler function.
+
+ * loop.c (invariant_p, case REG): Pointers into frame are not
+ invariants if function has nonlocal gotos.
+ * reload1.c (reload): If function has nonlocal label, mark all
+ caller-saved regs as used.
+
+Fri Apr 11 16:49:06 1997 Doug Evans <dje@seba.cygnus.com>
+
+ * m32r.h (REG_ALLOC_ORDER): Restore to original setting.
+
+ * m32r.h (UPPER16_P): Fix calculation.
+ * m32r.c (two_insn_const_operand): New function.
+ (m32r_print_operand): Handle 'X'.
+ * m32r.md (movsi): Tweak.
+ (*movsi_insn): Output hex value of constants too.
+ (movsi define_split): Add.
+ (andsi3,orsi3,xorsi3): Output hex value of constants too.
+
+Thu Apr 10 18:39:33 1997 Jim Wilson <wilson@cygnus.com>
+
+ * sh.md (sne): Modified to use negc instead of xor.
+ (sne+1): New define_split for new sne pattern.
+ * sh.c (output_stack_adjust): Reorganize code for readability.
+ If size is negative, negate and subtract it instead of adding it.
+
+Wed Apr 9 13:51:07 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (output_stack_adjust): When splitting an adjustment into two
+ parts, make sure the stack is aligned at all times.
+
+Tue Apr 8 12:34:38 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.h (RETURN_ADDR_RTX): Define.
+
+Mon Apr 7 19:19:57 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c (count_tst_insns): New function.
+ (expand_prologue): Load zero into data and/or address registers
+ if any are free and the function has optimizable tst insns.
+ (output_tst): If a suitable register is known to have the
+ value zero, use it instead of searching for a suitable register.
+ * mn10300.h (zero_dreg, zero_areg): Declare.
+ (FRAME_POINTER_NEEDED): Frame pointers are not needed if the
+ outgoing argument size is zero.
+ * mn10300.md (movXX): Optimize loading zero into an address
+ register if possible. Optimize loading a DF/DI mode value
+ into an address register from a constant memory address.
+ (addsi3): Provide alternative which doesn't require a matching
+ inout operand.
+ (return): Optimize consecutive return instructions.
+
+Mon Apr 7 17:30:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * mips/iris5.h (SUBTARGET_CC1_SPEC): Define.
+ (LINK_SPEC, STARTFILE_SPEC): Support -static.
+ * mips/iris6.h (SUBTARGET_CC1_SPEC): Define.
+ (STARTFILE_SPEC, LINK_SPEC): Support -static.
+ * mips.h: (SUBTARGET_CC1_SPEC): Define.
+ (CC1_SPEC): Add subtarget_cc1_spec.
+ (EXTRA_SPECS): Add subtarget_cc1_spec.
+
+Sun Apr 6 12:24:53 1997 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm.md (incscc): Use a match_operand with cc_register to match
+ the condition code register.
+ (decscc, *condbranch, *condbranch_reversed, *mov_scc): Likewise.
+ (*mov_negscc, *mov_notscc, *cond_return): Likewise.
+ (*cond_return_inverted, *ior_scc, *cond_move): Likewise.
+ (insv): New expand.
+ (andsi_notsi_si): Renamed from *andsi_notsi_si.
+ (andsi_not_shiftsi_si): New insn.
+ (*minmax_arithsi): Don't match this insn if operand1 is an
+ eliminable register.
+ ({sin,cos}*): Delete, since the ARM always emulates these its
+ faster to call a library function.
+ (movsicc, *movsicc_insn): Make operand0 an s_register_operand,
+ and operand3 an arm_not_operand. Use cc_register to match the
+ condition code register.
+ (mov[sd]fcc*): Make operand[0,2] s_register_operands, and operand3
+ the nonmemory_operand. Use cc_register to match the condition
+ code register.
+ (*ifcompare_plus_move): Move before *ifcompare_arith_move. Just do
+ a split for the output.
+ (*ifcompare_move_plus): Similarly, but relative
+ to *ifcompare_move_arith.
+ (*if_plus_move, *if_move_plus): New patterns.
+ (*ifcompare_arith_arith): Simplify the alternatives down to just one,
+ and split the insn before output.
+ (*if_arith_arith, *if_arith_move, *if_move_arith): New patterns.
+ (*ifcompare_move_not, *ifcompare_not_move): Simplify and split the
+ insn before output.
+ (*if_move_not, *if_not_move): New patterns.
+ (*ifcompare_shift_move, *ifcompare_move_shift): Simplify and split the
+ insn before output.
+ (*if_shift_move, *if_move_shift): New patterns.
+ (*ifcompare_shift_shift): Simplify and split the insn before output.
+ (*if_shift_shift): New pattern.
+ (*ifcompare_not_arith, *ifcompare_arith_not): Simplify and split the
+ insn before output.
+ (*if_not_arith, *if_arith_not): New patterns.
+ (*ifcompare_neg_move, *ifcompare_move_neg): Simplify and split the
+ insn before output.
+ (*if_neg_move, *if_move_neg): New patterns.
+
+Sat Apr 5 20:17:43 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/sol-ci.asm (_environ): Don't make _envrion a common
+ variable, the lastest assembler doesn't let common variables also
+ be a weak symbol.
+
+Fri Apr 4 18:30:12 1997 Jim Wilson <wilson@cygnus.com>
+
+ * rs6000.md (adddi3): Use non_short_cint_operand instead of
+ non_add_cint_operand.
+
+Thu Apr 3 15:08:39 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c (can_use_return_insn): Add size of fixed stack space
+ for function calls into the size of the frame.
+ (expand_prologue, expand_epilogue): Likewise.
+ (initial_offset): Corresponding changes..
+ * mn10300.h (OUTGOING_REG_PARM_STACK_SPACE): No longer define.
+ (STACK_POINTER_OFFSET): Define.
+ * mn10300.md (call, call_value expanders): Don't adjust the stack
+ pointer here anymore.
+
+ * mn10300.md (ashlsi3): Remove some alternatives which are no longer
+ needed or desired.
+
+Thu Apr 3 15:06:53 1997 Jim Wilson <wilson@cygnus.com>
+
+ * local-alloc.c (no_conflict_p): Reject sequences with foreign insns.
+
+ * combine.c (move_deaths): Handle partial REG_DEAD note for
+ multi-reg hard register.
+
+ * function.c (expand_function_start): Emit queue after expanding
+ each dynamic parameter type.
+
+ * mips.c (mips_move_2words): Add SIGN_EXTEND support for SYMBOL_REF,
+ LABEL_REF, and CONST operands.
+
+ * dwarf2out.c: Delete comment referring to README.DWARF.
+
+Wed Apr 2 17:21:23 1997 Jim Wilson <wilson@cygnus.com>
+
+ * rs6000.md (ashrdi3_power): Mark alternative 0 as early_clobber
+ output.
+
+ * rs6000.md (abssi3_nopower define_split): Switch operands of MINUS.
+ (nabssi3_nopower define_split): Likewise.
+
+Tue Apr 1 19:30:01 1997 Mike Stump <mrs@cygnus.com>
+
+ * libgcc2.c (find_exception_table): Fix to logic to deal with
+ functions that are in their own section, such as template
+ instantiations, that cause overlapping EH tables.
+
+Tue Apr 1 17:16:22 1997 Jeffrey A Law (law@cygnus.com)
+
+ * Makefile.in (USER_H): Add va-mn10300.h
+
+ * ginclude/stdarg.h: Include va-mn10300.h.
+ * ginclude/varargs.h: Likewise.
+ * ginclude/va-mn10300.h: New file.
+ * mn10300.c (expand_prologue): If current_function_varargs is nonzero,
+ flush d0/d1 back into stack.
+ (mn10300_builtin_saveregs): New function.
+ (function_arg, function_arg_partial_nregs): New functions.
+ (initial_offset): Tweak now that the RP save area is allocated
+ and deallocated around each call again.
+ * mn10300.h (FIRST_PARM_OFFSET): Now 4.
+ (FRAME_POINTER_REQUIRED): Require frame pointer for all non-leaf fcns.
+ (REG_PARM_STACK_SPACE): Now 8 bytes.
+ (FUNCTION_ARG_REGNO_P): Update for new parameter passing conventions.
+ (CUMULATIVE_ARGS, INIT_CUMULATIVE_ARGS): Likewise.
+ (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Likewise.
+ (FUNCTION_ARG_PARTIAL_NREGS): Likewise.
+ (TRAMPOLINE_TEMPLATE): Don't clobber d0 anymore.
+ (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
+ (EXPAND_BUILTIN_SAVEREGS): Define.
+ * mn10300.md (call, call_value patterns): Allocate and deallocate
+ stack slot for return pointer around each call.
+
+ * mn10300.h (RTX_COSTS): Refine.
+ (CASE_VALUES_THRESHHOLD, NO_FUNCTION_CSE): Likewise.
+ * mn10300.c (output_tst): New function.
+ * mn10300.md (movdi, movdf): Improve code to load constants into regs.
+ (tst insns): Use output_tst to optimize some cases. Add versions to
+ encourage more zero extensions instead of sign extensions of HImode
+ and QImode values.
+ (divsi3, udivsi3): Remove patterns. Replaced by...
+ (divmodsi4, udivmodsi4): New expanders/patterns.
+ (andsi3): Optimize "and" operations with certain constants.
+
+Tue Apr 1 09:14:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.h: (ADJUST_COSTS): Define.
+
+Fri Mar 28 17:46:13 1997 Jim Wilson <wilson@cygnus.com>
+
+ * Makefile.in (LANGUAGES): Add gcov.
+ (OBJS): Add profile.o.
+ (STAGESTUFF): Add gcov.
+ (profile.o, gcov.o, gcov): Add rules to build them.
+ (install-common): Install gcov.
+ * combine.c (distribute_notes): Handle REG_BR_PROB and REG_EXEC_COUNT
+ REG_NOTES.
+ * sparc.h (OVERRIDE_OPTIONS): Check profile_arc_flag.
+ * final.c (LONG_TYPE_SIZE): Define.
+ (count_instrumented_arcs): New variable.
+ (end_final, profile_after_prologue, leaf_function_p): Add support
+ for profile_arc_flag.
+ (add_bb): Only call CC_STATUS_INIT if HAVE_cc0.
+ * flags.h (profile_arc_flag, flag_test_coverage,
+ flag_branch_probabilities): Declare.
+ * function.c (expand_function_end): Output NOTE_REPEATED_LINE_NUMBER
+ for last line of function.
+ * integrate.c (expand_inline_function): Output
+ NOTE_REPEATED_LINE_NUMBER after inlined call.
+ * jump.c (jump_optimize, follow_jumps, mark_jump_label): Disable some
+ optimizations when flag_test_coverage and there is a line number note
+ in the way.
+ (invert_jump): Add REG_BR_PROB when flag_branch_probabililties.
+ * libgcc2.c (__bb_exit_func): Support gcov style output.
+ * reorg.c (mostly_true_jump): Use REG_BR_PROB notes when
+ flag_branch_probabilities.
+ * rtl.c (note_insn_name): Add NOTE_REPEATED_LINE_NUMBER.
+ (reg_note_name): Add REG_BR_PROB and REG_EXEC_COUNT.
+ * rtl.h (enum reg_note): Add REG_BR_PROB and REG_EXEC_COUNT.
+ (REG_BR_PROB_BASE): Define.
+ (NOTE_REPEATED_LINE_NUMBER): Define.
+ * sched.c (update_flow_info): Handle REG_EXEC_COUNT and REG_BR_PROB
+ notes.
+ * toplev.c (branch_prob_dump, profile_arc_flag, flag_test_coverage,
+ flag_branch_probabilities, branch_prob_dump_file, branch_prob_time):
+ New variables.
+ (f_options): Add profile-arcs, test-coverage, and
+ branch-probabilities.
+ (compile_file): Set branch_prob_time. Pass flag_test_coverage to
+ init_emit_once. Handle branch_prob_dump. Call init_branch_prob.
+ Call end_branch_prob. Call output_func_start_profiler.
+ (rest_of_compilation): Handle branch_prob_dump. Call new
+ branch_prob pass.
+ (main): Set branch_prob_dump.
+ * gcov.c, profile.c, gcov-io.h, gcov.texi: New files.
+
+Thu Mar 27 16:52:52 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.h (CPP_CPU_DEFAULT): Define if TARGET_CPU_DEFAULT is not set.
+ * i386.h (STACK_BOUNDARY): Define to always be 32.
+
+ From J"orn Rennecke <amylaar@cygnus.co.uk>
+ * i386.md: (zero_extendhisi2+[12]): Use true_regnum instead of
+ REGNO for operand 0.
+ (zero_extendqisi2+3): Use reg_overlap_mentioned_p instead of REGNO
+ comparison; use true_regnum instead of REGNO for rtx generation.
+
+Wed Mar 26 12:34:21 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * reload1.c (reload): Call reload_cse_regs.
+ (reg_values): New static variable.
+ (reload_cse_invalidate_regno): New static function.
+ (reload_cse_mem_conflict_p): New static function.
+ (reload_cse_invalidate_mem): New static function.
+ (reload_cse_invalidate_rtx): New static function.
+ (reload_cse_regs): New static function.
+ (reload_cse_regno_equal_p): New static function.
+ (reload_cse_noop_set_p): New static function.
+ (reload_cse_simplify_set): New static function.
+ (reload_cse_check_clobbered): New static variable.
+ (reload_cse_check_src): New static variable.
+ (reload_cse_check_clobber): New static function.
+ (reload_cse_record_set): New static function.
+
+Wed Mar 26 07:34:06 1997 Ulrich Drepper <drepper@cygnus.com>
+
+ * ginclude/stdarg.h (__va_copy): New definition.
+
+Tue Mar 25 13:43:36 1997 Michael Meissner <meissner@cygnus.com>
+
+ * gcc.c (init_spec): If -v, print out that the default spec values
+ were being used. Fix prototype to reflect no arguments.
+ (set_spec): If specs has not been set, set it up with the default
+ specs.
+ (read_specs): Move to later in the file so that startfile_prefixes
+ has been declared. Process "%include <file>" to include another
+ specs file, aborting if the file can't be found. Process
+ "%include_noerr <file>: to include another specs file, giving no
+ error if the file can't be found. Process "%rename var1 var2" to
+ rename a specs variable. Take new argument that indicates whether
+ we are processing the main file. Only process % commands if this
+ is not the main specs file. Change callers.
+ (main): Do not call init_spec if a specs file was found.
+ (set_spec,read_specs,do_spec_1): If DEBUG_SPECS is defined, print
+ debug information.
+
+Tue Mar 25 14:43:58 1997 Doug Evans <dje@cygnus.com>
+
+ * expr.c (emit_push_insn): Delete emission of CLOBBER
+ when doing partial push, no longer necessary.
+
+ * c-decl.c (grokdeclarator): Pedwarn qualified void function return
+ type.
+
+Tue Mar 25 14:28:15 1997 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * reload.c (find_dummy_reload): New parameter earlyclobber. If set
+ then don't use IN for the reload if it also appears elsewhere in
+ the insn. All callers changed.
+
+Tue Mar 25 13:20:18 1997 J.T. Conklin <jtc@cygnus.com>
+
+ * m68k/lb1sf68.asm (udivsi3): Fix hunk from previous patch that
+ did not apply correctly.
+
+ * m68k.md (tablejump): Use extl to explicitly sign extend
+ index registeron TARGET_5200.
+ * m68k/{apollo68.h,coff.h,linux.h,mot3300.h,pbb.h}
+ (ASM_RETURN_CASE_JUMP): Likewise.
+
+ * m68k.md (mulsi3): Changed into define_expand. Split insn into
+ m68k and coldfire specific versions with appropriate constraints.
+
+ * m68k.md (movqi): Disable use of address registers for
+ TARGET_5200.
+
+ * m68k/lb1sf68.asm (__modsi3, __umodsi3): Use mulsl instruction
+ instead of __mulsi3 function call on the coldfire.
+
+ * m68k.md (bne0_di): Fix typo in last change.
+
+ * m68k.md (xorsi3_5200): Correct constraints.
+
+ * m68k.c (output_move_{si,hi,qi}mode): New functions.
+ * m68k.h (output_move_{si,hi,qi}mode): Declare.
+
+ * m68k.md (move{si,hi,qi,di}): Changed into define_expands. Split
+ insns into m68k and coldfire specific versions with appropriate
+ constraints.
+
+Tue Mar 25 12:18:41 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (GCC_PASSES): Revert previous change; use cc1$(exeext).
+
+Mon Mar 24 16:12:20 1997 Doug Evans <dje@cygnus.com>
+
+ * m32r/*: New files.
+ * config.sub: Add m32r.
+ * configure: Add m32r.
+ * longlong.h: Add m32r support.
+ * ginclude/{stdarg.h,varargs.h}: Add m32r support.
+ * ginclude/va-m32r.h: New file.
+
+Mon Mar 24 15:53:15 1997 Joel Sherrill <joel@OARcorp.com>
+
+ * rs6000/rtems.h: Change to a near clone of the powerpc-eabi target.
+ * configure (powerpc*-*-rtems): Move before GNU/Linux configuration.
+
+Mon Mar 24 14:26:37 1997 Gavin Koch <gavin@cygnus.com>
+
+ * ginclude/va-mips.h: For little endian, eabi, objects
+ less than __va_reg_size are passed in registers.
+
+Fri Mar 21 00:48:02 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c (print_operand): Handle 'N'.
+
+ * mn10300.c (expand_epilogue): Correctly handle functions
+ with large frames, but no callee register saves.
+
+ * mn1300.md (movdf, movdi): Handle overlapping moves.
+
+ * pa.c (compute_movstrsi_length): Handle residuals correctly.
+
+Thu Mar 20 13:53:30 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.c (easy_fp_constant): If -mrelocatable, consider all fp
+ constants to be hard.
+
+Mon Mar 20 13:53:30 1997 Jim Wilson <wilson@cygnus.com>
+
+ * rs6000.md (movdf/movsf define_splits): Add SUBREG support.
+
+ * rs6000.c (fp_reg_or_mem_operand): Delete.
+ * rs6000.h (PREDICATE_CODES): Remove fp_reg_or_mem_operand.
+ (fp_reg_or_mem_operand): Delete declaration.
+ * rs6000.md (movsf_hardfloat): Use nonimmediate_operand instead
+ of fp_reg_or_mem_operand.
+
+Thu Mar 20 08:52:27 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.md (cmpsi): Handle comparing a register with
+ itself by adding zero to the reg. Z bit for such an insn is
+ inverted.
+ * mn10300.c (notice_update_cc): Handle CC_INVERT.
+
+ * pa.c (emit_move_sequence): Don't lose for a secondary reload
+ to the SAR register if the input is a MEM with an offset that won't
+ fit in 14bits.
+
+Wed Mar 19 17:10:44 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k/linux.h (ASM_OUTPUT_MI_THUNK): Define.
+
+Wed Mar 19 16:59:34 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c, cpplib.c (do_error, do_warning): Fix memory leak.
+
+ * cccp.c (output_line_directive): Do not output negative line
+ numbers when analyzing directives like `#line 0'.
+
+ * cexp.y (parse_number, yylex), cccp.c (rescan), cpplib.c
+ (cpp_get_token): Unless -lang-c89 is specified, allow C9X-style
+ hexadecimal floating-point numbers as preprocessor numbers.
+ * cccp.c (c89): New decl.
+ (main): Set it to 1 if -lang-c89.
+ * cpplib.h (struct cpp_options): New member c89.
+ (CPP_C89): New macro.
+ * cpplib.c (unsafe_chars): `p' is unsafe before `-' or `+', since it
+ might generate a C9X-style hexadecimal floating-point number.
+ (cpp_handle_options): Set c89 option to 1 if -lang-c89.
+
+Tue Mar 18 17:05:57 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.h (STACK_BOUNDARY): Determine according to TARGET_ALIGN_DOUBLE.
+
+ * i386.c (override_options) Make the default alignment 4 for 486,
+ otherwise 2.
+
+ * i386/freebsd-elf.h (CPP_SPEC): Remove TARGET_CPU_DEFAULT reference.
+ * i386/linux{,-aout,-oldld}.h (CPP_SPEC): Likewise.
+
+ * i386/go32.h (DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
+ NO_STAB_H, ASM_FILE_START, DBX_BLOCKS_FUNCTION_RELATIVE,
+ DBX_FUNCTION_FIRST, DBX_OUTPUT_MAIN_SOURCE_FILE_END,
+ ASM_OUTPUT_SOURCE_LINE): Added to support stabs.
+ (ASM_OUTPUT_SECTION_NAME): Support section attribute.
+
+Tue Mar 18 16:12:28 1997 Jim Wilson <wilson@cygnus.com>
+
+ * final.c (shorten_branches): Split all insns before computing insn
+ lengths.
+ (final_scan_insn, case default): If HAVE_ATTR_length defined, call
+ abort for any insn that has a '#' output template.
+
+ * expr.c (emit_group_load): Call operand_subword instead of creating
+ an explicit SUBREG.
+
+ * reload1.c (reload_reg_free_before_p, case
+ RELOAD_FOR_OPERAND_ADDRESS): Conflicts with RELOAD_FOR_OPADDR_ADDR
+ reloads.
+
+ * configure (alpha-dec-osf[23456789]*): Use install-headers-cpio
+ for osf4.
+
+ * gcc.c (init_spec): Delete parameter. Always initialize extra_specs.
+ (process_command, main): Change all callers.
+
+ * combine.c (if_then_else_cond): Call copy_rtx to prevent sharing.
+
+Tue Mar 18 14:59:12 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * function.c (assign_parms): Add a REG_EQUIV note to the
+ instruction which copies a parameter into a pseudo-register
+ whenever there is an associated stack slot, even if the parameter
+ actually arrived in a register.
+
+Tue Mar 18 14:24:48 1997 Doug Evans <dje@cygnus.com>
+
+ * configure (alpha-dec-osf[23]): Separate osf[23] case.
+ * alpha.h (LIB_SPEC): -lprof1 requires -lpdf for OSF 4.
+ * alpha/osf2or3.h: New file.
+
+Tue Mar 18 11:32:10 1997 Jeffrey A Law (law@cygnus.com)
+
+ * m68k.c (m68k_last_compare_had_fp_operands): New variable.
+ * m68k.h (m68k_last_compare_had_fp_operands): Declare it.
+ * m68k.md (tst*, cmp*): Turn into define_expand/define_insn pairs.
+ Keep track of whether test/compare has fp operands.
+ (seq, sne, sgt, slt, sge, sle): Turn into define_expand/define_insn
+ pairs. Make expanders FAIL if TARGET_68060 and last comparison/test
+ had fp operands.
+
+Tue Mar 18 04:29:29 1997 Richard Earnshaw <rearnsha@armltd.co.uk>
+
+ * arm.md (movhi): Handle generation of large constants during
+ and after reload.
+
+Mon Mar 17 17:30:24 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * gmicro.h (RETURN_POPS_ARGS): Make sure FUNDECL is non-nil
+ before we try to use it.
+ * m68k.h (RETURN_POPS_ARGS): Likewise.
+ * ns32k.h (RETURN_POPS_ARGS): Likewise.
+ * pyr.h (RETURN_POPS_ARGS): Likewise.
+
+Mon Mar 17 17:13:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS):
+ Only add padding if a bit field would otherwise span more units
+ of alignment than its base type.
+
+Mon Mar 17 17:03:55 1997 J.T. Conklin <jtc@cygnus.com>
+
+ * m68k.md (beq0_di, bne0_di, bge0_di, blt0_di): Use cmpw #0
+ instead of tstl when testing address registers on the 68000.
+
+ * m68k/lb1sf68.asm: Fix prologues/epilogues to deal with the lack
+ of predecrement/postincrement addressing modes in the coldfire
+ moveml instruction.
+
+Mon Mar 17 17:00:14 1997 Scott Christley <scottc@net-community.com>
+
+ * Fix long standing bug where first method call for a class could
+ result in a garbled stack or produce an incorrect return value.
+ * objc/sendmsg.c (__objc_block_return): Remove function.
+ (__objc_word_return, __objc_double_return): Remove functions.
+ (__objc_get_forward_imp): New function.
+ (__objc_init_dispatch_tables): Install zero instead of
+ __objc_init_install_dtable.
+ (__objc_init_install_dtable): No longer call the method but
+ allow objc_msg_lookup return it for normal execution.
+ (obj_msg_lookup): Differentiate between when a method isn't
+ implemented and when the dispatch table needs to be installed.
+ Return the IMP when the dispatch table is installed versus
+ having __objc_init_install_dtable call it.
+ (get_imp): Install dispatch table if needed and return IMP
+ from the newly installed dispatch table.
+ (__objc_responds_to): Install dispatch table if needed before
+ checking if method is implemented.
+
+Mon Mar 17 16:29:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.c (build_{index,range}_type): Ensure expressions for min
+ and max value are in same obstack as type.
+
+Mon Mar 17 15:44:18 1997 Pat Rankin <rankin@eql.caltech.edu>
+
+ * cccp.c [#if VMS] (O_RDONLY, O_WRONLY): Delete (redundant).
+ (BSTRING): Delete (obsolete; usage occurs prior to definition).
+ (do_include): Handle old VAX C style includes better.
+
+Mon Mar 17 13:46:47 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cexp.y, cppexp.c (parse_number): Invalid integer constants are
+ errors if pedantic.
+ * cexp.y (yylex): Invalid multibyte characters are errors if pedantic.
+ * cppexp.c (cpp_lex): Likewise.
+ * cppexp.c (cpp_parse_escape): Character constants that do not fit are
+ errors if pedantic.
+
+ * c-parse.in (expr_no_commas): Do not store temporary
+ skip_evaluation increments on yacc value stack.
+
+Sun Mar 16 19:54:49 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_expr, case PLACEHOLDER_EXPR): Refine which
+ object is picked.
+
+Sun Mar 16 15:45:45 1997 Jeffrey A Law (law@cygnus.com)
+
+ * loop.c (strength_reduce): Adjust BENEFIT appropriately if an
+ autoincrement memory reference will eliminate add insns.
+
+Sun Mar 16 08:41:40 1997 Scott Christley <scottc@net-community.com>
+
+ * i386.md (untyped_call): Re-enable code.
+ * objc/sendmsg.c (__objc_block_return): New function.
+ (__objc_word_return, __objc_double_return): New functions.
+ (__objc_init_install_dtable): Call appropriate return function
+ based upon method type.
+ * objc/thr-pthreads.c: Correct include path.
+
+Sat Mar 15 07:58:33 1997 Scott Christley <scottc@net-community.com>
+
+ * objc-act.c (OBJC_VERSION): Increment version.
+ * objc/init.c (OBJC_VERSION): Likewise.
+
+Sat Mar 15 07:58:00 1997 Ovidiu Predescu <ovidiu@net-community.com>
+
+ * Implement +load.
+ * objc/init.c (objc_send_load, __objc_send_load): New functions.
+ (__objc_send_message_in_list): New function.
+ (__objc_force_linking): New function.
+ (__objc_exec_class): Don't call _objc_load_callback here.
+ * objc/linking.m: New file.
+ * objc/sendmsg.c (class_add_method_list): Check for the +load method
+ when adding a methods list to a class.
+ * objc/Makefile (OBJC_O): Add linking.m.
+
+ * Allow methods defined in categories to override methods that are
+ defined in the class implementation.
+ * objc/sendmsg.c (__objc_install_methods_in_dtable): New function.
+ (class_add_method_list): Don't check anymore for duplicate methods.
+
+ * config/nextstep.h (INCLUDE_DEFAULTS): Define to something useful
+ when cross-compiling.
+
+ * The static instances list moved from the objc_module struct to
+ objc_symtab struct, at the end of defs array. This now allows the NeXT
+ gdb to work with binaries generated for the GNU ObjC runtime.
+ * objc-act.c (build_objc_symtab_template): Make sure
+ defs in objc_symtab is a NULL terminated array.
+ (init_def_list): Attach statics to end of def list.
+ (init_objc_symtab): Take statics list into account.
+ (init_module_descriptor, build_module_descriptor): Don't add statics.
+ (generate_static_references): Indicate that statics are used.
+ (finish_objc): Process statics in the beginning.
+ * objc/objc-api.h (objc_module): Eliminate statics variable.
+ * objc/init.c (__objc_exec_class): Access statics from their
+ new place in the defs variable.
+
+Sat Mar 15 07:29:15 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * reload.c: Include expr.h.
+ (find_reloads_address, find_reloads_address_1): New argument INSN.
+ (find_reloads_address_1): Reload inside of p{re,ost}_{in,de}c
+ instead of entire p{re,ost}_{in,de}c where appropriate.
+ * Makefile.in (reload.o): Added expr.h to dependencies list.
+
+Sat Mar 15 07:17:12 1997 Richard Henderson <rth@tamu.edu>
+
+ * reload.h (eliminate_regs): Add STORING arg.
+ * reload1.c (eliminate_regs): Likewise.
+ (eliminate_regs, case SET): Pass that we are storing to recursive call.
+ (eliminate_regs, case SUBREG): If storing and same number of words,
+ use larger mode.
+ * caller-save.c, dbxout.c, dwarfout.c, dwarf2out.c, reload.c, sdbout.c:
+ Change all calls to eliminate_regs.
+
+Fri Mar 14 14:18:49 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * cplus-dem.c: Add prototypes for all static functions.
+ (mystrstr): Make static. Make arguments and result const.
+ (cplus_match): Remove; not used.
+
+Fri Mar 14 10:15:35 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c (const_costs): Remove unused function.
+ * mn10300.h (CONST_COSTS): Rework to generate better code.
+
+ * mn10300.c (print_operand): Handle 'H' and 'L' output
+ modifers for high/low part of a 64bit value.
+ * mn10300.h (CONST_DOUBLE_OK_FOR_LETTER_P): Handle 'G'
+ (LEGITIMATE_CONSTANT_P): Allow any constant.
+ * mn10300.md (movdi, movdf): Implement.
+ (adddi3, subdi3): New expanders and patterns.
+
+ * mn10300.c (print_operand): Handle 'A' modifier for an
+ address which can't be simple register indirect.
+ * mn10300.h (EXTRA_CONSTRAINT): Handle 'R' for bit ops.
+ * mn10300.md: Add patterns to test, set and clear bitfields.
+
+ * mn10300.c (can_use_return_insn): New function.
+ (expand_epilogue): Emit a RETURN insn if possible.
+ * mn10300.md (return): New pattern.
+
+ * mn10300.h (CONST_OK_FOR_LETTER_P): Handle 'N'.
+ * mn10300.md (andsi3): Catch "and 255,dn" and "and 65535,dn"
+ which were not turned into zero_extend patterns.
+
+ * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Handle symbolic
+ constant as an index/base too.
+
+ * mn10300.md (movsi): Allow SP to be loaded/saved with
+ reg+d8 addresses.
+
+ * mn10300.md (cmpsi): Allow second operand to be a constant.
+ (subsi3): Likewise.
+
+ * mn10300.md (sign extension patterns): Fix thinko when
+ extending from memory.
+
+ * mn10300.md (tst peepholes): Add peepholes for test/branch
+ based on N bit being set/clear and the data value being tested dies.
+
+Tue Mar 11 17:07:51 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c (expand_prologue): Rework so that eliminating
+ the frame pointer produces faster/smaller code.
+ (expand_epilogue): Likewise.
+ (initial_offset): New function for argument pointer and frame pointer
+ elimination.
+ * mn10300.h (FIRST_PSEUDO_REGISTER): Bump to 10.
+ (FIXED_REGISTERS): Add argument pointer register, it's a fake fixed
+ register.
+ (CALL_USED_REGISTERS, REG_ALLOC_ORDER): Corresponding changes.
+ (REGNO_REG_CLASS, REG_CLASS_CONTENTS): Likewise.
+ (REG_OK_FOR_BASE_P, REGISTER_NAMES): Likewise.
+ (reg_class, REG_CLASS_NAMES): Delete unwanted DATA_OR_SP_REGS class.
+ (PREFERRED_OUTPUT_RELOAD_CLASS): Define.
+ (FIRST_PARM_OFFSET): No longer include register save area in
+ computation.
+ (STACK_POINTER_REGNUM): Is now register 9.
+ (ARG_POINTER_REGNUM): Is now register 8.
+ (FRAME_POINTER_REQUIRED): Refine.
+ (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Define.
+ (CAN_DEUG_WITHOUT_FP): Define.
+ * mn10300.md (return_internal): Break into two patterns.
+
+ * mn10300.h (CONST_OK_FOR_LETTER_P): Handle 'M' too.
+ (REGISTER_MOVE_COST): Fix errors and refine.
+
+ * mn10300.c (notice_update_cc): SET_ZN_C0 insns leave the
+ overflow bit in an unuseable state. Rename CC_SET to CC_TST.
+ * mn10300.md (cc attributes): "set" is gone, replaced by
+ "tst". Update attributes on various insns.
+
+ * mn10300.md: Improve sign and zero extension instructions.
+ (ashlsi3): Improve. Handle address registers too.
+ (add peephole): Combine two consecutive adjustments of a register
+ into a single adjustment.
+
+Tue Mar 11 17:18:40 1997 Brendan Kehoe <brendan@melange.gnu.ai.mit.edu>
+
+ * cplus-dem.c (gnu_special): Call demangled_fund_type for other
+ __t* symbols.
+
+Mon Mar 10 16:10:34 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * emit-rtl.c (subreg_lowpart_p): Return 0 if SUBREG_REG is VOIDmode.
+ * combine.c (simplify_rtx, case SUBREG): Fix direction of test when
+ calling operand_subword; use inline code intead of subreg_lowpart_p.
+
+Fri Mar 7 09:22:28 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c (expand_{pro,epi}logue): Rework to avoid
+ unnecessary "add" operations.
+ (expand_epilogue): Likewise.
+ * mn10300.h (STARTING_FRAME_OFFSET): Is zero after the last
+ round of prologue/epilogue changes.
+ (FIRST_PARM_OFFSET): Is now 16 (-4 for REG_PARM_STACK_SPACE + 20 for
+ register save area).
+ (REG_PARM_STACK_SPACE): Define as 4 bytes.
+ (OUTGOING_REG_PARM_STACK_SPACE): Define so caller allocates it.
+ * mn10300.md (call{,_value} expander): Don't emit insns to adjust the
+ stack here anymore.
+
+ * mn10300.md (bCC patterns): Just use "bCC target".
+
+Tue Mar 4 13:21:41 1997 Jim Wilson <wilson@cygnus.com>
+
+ * rs6000.md (movsi): Don't emit a USE insn for LABEL_REFs.
+
+Thu Mar 6 16:29:13 1997 Jim Wilson <wilson@cygnus.com>
+
+ * dwarf2out.c (modified_type_die): Initialize item_type to NULL.
+ Move equate_type_number_to_die call before use of sub_die, and move
+ recursive modified_type_die calls on item_type after it.
+
+ * dwarfout.c (root_type_1, write_modifier_bytes_1): New functions.
+ (root_type): Call root_type_1.
+ (write_modifier_bytes): Call write_modifier_bytes_1.
+ (output_type, case POINTER_TYPE): Set TREE_ASM_WRITTEN before
+ recursive call.
+
+Wed Mar 5 14:30:49 1997 Torbjorn Granlund <tege@quiet.matematik.su.se>
+
+ Partially undo Jan 11 changes (nor takes only register ops):
+ * mips.md (*norsi3_const, *nordi3_const): Delete bogus patterns.
+ * mips.c (complemented_arith_operand): Delete function.
+ (print_operand): Don't handle `e' for CONST_INT.
+ * mips.h (PREDICATE_CODES): Delete complemented_arith_operand.
+
+Tue Mar 4 16:38:13 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * i386.c (i386_return_pops_args): Make sure FUNDECL is non-nil
+ before we try to use it.
+ * i386/{isc,next,sco,sco5,scodbx}.h (RETURN_POPS_ARGS): Likewise.
+
+Mon Mar 3 20:17:54 1997 Gavin Koch <gavin@cygnus.com>
+
+ * ginclude/va-mips.h: __mips_single_float should have
+ the same effect on vararg lists as __mips_soft_float.
+
+Mon Mar 3 18:12:01 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h (DBX_CONTIN_LENGTH): Undo 2/26 change.
+
+Mon Mar 3 13:08:20 1997 Jeffrey A Law (law@cygnus.com)
+
+ * combine.c (simplify_rtx): Do nothing with (truncate:mode) if
+ mode is a partial integer mode.
+
+Sun Mar 2 17:41:18 1997 Ulrich Drepper <drepper@cygnus.com>
+
+ * ginclude/varargs.h: Add definition of __va_copy.
+ * va-alpha.h, va-clipper.h, va-h8300.h, va-i860.h: Likewise.
+ * va-i960.h, va-m88k.h, va-mips.h, va-pa.h, va-ppc.h: Likewise.
+ * va-sh.h, va-sparc.h, va-spur.h: Likewise.
+
+Sun Mar 2 13:25:49 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-typeck.c (process_init_element): Warn and truncate if upper
+ bound of index is out of range.
+
+Fri Feb 28 16:08:47 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/sol-c0.c (_start): Disable loading up r13 and r2 with the
+ SDA base registers for now.
+
+ * rs6000.md (movsi): Emit a USE insn when putting the
+ label of constants into the TOC, so that the constant is still
+ emitted when expensive optimizations are used.
+
+Thu Feb 27 17:54:42 1997 Karl Heuer <kwzh@gnu.ai.mit.edu>
+
+ * fixinc.ptx: Fix sed expression looking for <sys/types.h> in pwd.h.
+
+Thu Feb 27 12:11:16 1997 Dennis Glatting <dennis.glatting@plaintalk.bellevue.wa.us>
+
+ * fixincludes: Remove more cases of __const__ from math.h on NeXT.
+
+Wed Feb 26 14:52:27 1997 Michael Meissner <meissner@cygnus.com>
+
+ * reload.c (debug_reload): Remove extra argument to fprintf.
+ * rs6000.c (output_toc): Make fprintf calls type correct.
+
+ * rs6000.h (DBX_CONTIN_LENGTH): Define as 4000 to avoid AIX
+ assembler line limit.
+
+Mon Feb 24 17:56:17 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * fixincludes: Fix need of prototypes for C++ in rpc/xdr.h on SunOS4.
+
+Mon Feb 24 17:33:57 1997 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000/xm-sysv4.h (HAVE_STRERROR): Define.
+
+Sun Feb 23 17:18:28 1997 Jim Wilson <wilson@cygnus.com>
+
+ * rs6000.md (floatsidf2_loadaddr): Correct syntax for cau instruction.
+ (load_multiple, store_multiple): Call change_address instead of
+ creating MEM from scratch.
+
+Thu Feb 20 16:39:15 1997 Jim Wilson <wilson@cygnus.com>
+
+ * unroll.c (unroll_loop): Add check for naive loop that ends with
+ conditional branch that does not branch back to loop start.
+
+ * reload1.c (reload): Move assign_stack_local call into main loop.
+
+Thu Feb 20 11:40:46 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.md (zero extension patterns): Turn into define_expand and
+ define_insn pair.
+
+Wed Feb 19 17:05:38 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (emit_move_sequence): Don't copy 0.0 (double precision)
+ directly to memory, go through a reg if reload hasn't started.
+ * pa.md (main movdf pattern): Don't allow 0.0 (double precision)
+ to be copied directly to memory.
+
+ * pa/pa-hpux10.h (MD_EXEC_PREFIX): Define appropriately for hpux10.
+ (MD_STARTFILE_PREFIX): Similarly.
+
+ * pa.h (ASM_OUTPUT_SECTION_NAME): Surround the section name
+ with '$' if not using GAS.
+
+Wed Feb 19 16:43:47 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sched.c (schedule_insns): If there was no first scheduling pass,
+ split instructions after reload.
+ (update_flow_info): Tolerate some idiosyncrasies after reload.
+
+Wed Feb 19 11:13:51 1997 Jeffrey A Law (law@cygnus.com)
+
+ * combine.c (find_split_point): Don't turn a SIGN_EXTEND into
+ a series of shifts if either mode is a partial integer mode.
+
+Mon Feb 17 08:06:02 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * rs6000.c ({,non_}short_cint_operand): Use (unsigned HOST_WIDE_INT).
+ (non_add_cint_operand, includes_rshift_p): Likewise.
+ * rs6000.h (CONST_OK_FOR_LETTER_P): Likewise.
+ (LEGITIMATE_ADDRESS_INTEGER_P, LEGITIMIZE_ADDRESS): Likewise.
+
+Sun Feb 16 07:55:19 1997 J"orn Rennecke (amylaar@cygnus.co.uk)
+
+ * libgcc2.c (__negdi2, __lshrdi3, __ashldi3, __ashrdi3, __ffsdi2):
+ Use ANSI style definition with full prototype.
+ (__muldi3, __udiv_w_sdiv, __udivmoddi4, __divdi3, __moddi3) : Likewise.
+ (__udivmoddi4, __udivdi3, __cmpdi2, __ucmpdi2) : Likewise.
+ (__fixunstfdi, __fixtfdi, __fixunsxfdi, __fixxfdi) : Likewise.
+ (__fixunsdfdi, __fixdfdi, __floatdixf, __floatditf) : Likewise.
+ (__floatdidf, __floatdisf, __fixunsxfsi, __fixunsdfsi) : Likewise.
+ (__gcc_bcmp, __eprintf, gopen, gclose, __bb_init_file) : Likewise.
+ (__bb_init_trace_func, __clear_cache, mprotect) : Likewise.
+ (__enable_execute_stack, cacheflush, exit) : Likewise.
+ (find_exception_table, __find_first_exception_table_match) : Likewise.
+
+Sun Feb 16 07:52:02 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+
+ * 1750a.md (mulqihi3): Corrected.
+ (tst{hf,tqf}): Simplified.
+ (movqi): Removed redundant alternative.
+ (addqi-3,addqi-2,addqi-1): Set/Reset Bit patterns by C. Nettleton.
+ (many patterns): Introduced operand output modifiers d,t,b,B,w.
+ * 1750a.c (print_operand): New operand output modifiers d,t,b,B,w.
+ (simple_memory_operand): Removed.
+ (one_bit_set_p, which_bit): Added from C. Nettleton's m1750 config.
+
+Sun Feb 16 07:43:37 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (special_symbol): Don't treat "L" in "L'...'" as identifier.
+ (check_macro_name, collect_expansion, rescan): Likewise.
+ * cpplib.c (special_symbol, check_macro_name, collect_expansion):
+ Likewise.
+
+ * cexp.y (parse_c_expression): Don't check for null lexptr
+ or *lexptr == 0. If yyparse returns nonzero value, abort.
+
+ * cexp.y (yylex): Use is_space, not is_hor_space, to find keyword end.
+ (is_space): New decl.
+ (is_hor_space): Removed.
+ * cccp.c (is_space): Now external.
+ (is_hor_space): Now static.
+
+Sun Feb 16 04:55:11 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * toplev.c, tree.h (decl_printable_name): Change arguments.
+ * c-common.c (declare_function_name): Reflect above change.
+ * final.c (final_start_function): Likewise.
+ * function.c (init_function_start): Likewise.
+ * toplev.c (decl_name): Likewise.
+ (announce_function): Likewise.
+ (v_message_with_decl): Likewise.
+ * dwarf2out.c (dwarf2_name): New fn, uses decl_printable_name.
+ (add_pubname): Use it.
+ (add_name_and_src_coords_attributes): Use it, add
+ DW_AT_MIPS_linkage_name if appropriate.
+ (output_aranges): Use DW_AT_MIPS_linkage_name if present.
+
+Sat Feb 15 18:45:30 1997 J.T. Conklin <jtc@cygnus.com>
+
+ * m68k.md (cmpsi): Added insn with appropriate constraints for
+ TARGET_5200; changed condition of existing insn to !TARGET_5200.
+
+Sat Feb 15 18:26:50 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * m68k/hp320.h (PRINT_OPERAND_FLOAT): Removed.
+ (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}_OPERAND): Defined.
+ (PRINT_OPERAND): Turned off: use default.
+ * m68k/news.h (PRINT_OPERAND): Turned off: use default.
+ (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}_OPERAND): Defined.
+ * m68k/tower-as.h (PRINT_OPERAND): Turned off: use default.
+ (ASM_OUTPUT_{FLOAT,DOUBLE}_OPERAND): Defined.
+ * m68k/crds.h (PRINT_OPERAND): Turned off: use default.
+ (ASM_OUTPUT_{FLOAT,DOUBLE}_OPERAND): Defined.
+ (SGS_NO_LI,STRUCTURE_SIZE_BOUNDARY,IMMEDIATE_PREFIX): Defined.
+ (NEED_PROBE): Defined instead of HAVE_probe and gen_probe.
+ (FUNCTION_{PRO,EPI}LOGUE): Do not access FPA registers.
+ * m68k.c (output_function_prologue): Add CRDS and MOTOROLA probe code.
+ (print_operand): Do not output '.' if CRDS.
+
+ * gcc.c (set_spec): Fix comment-in-comment typo.
+
+Sat Feb 15 17:54:23 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * Makefile.in (COMPILERS): Moved before GCC_PASSES.
+ (GCC_PASSES): Use $(COMPILERS) instead of cc1$(exeext).
+
+Sat Feb 15 17:25:44 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * gcc.c (process_command): Allocate space for terminating null.
+
+Sat Feb 15 17:21:34 1997 Pat Rankin <rankin@eql.caltech.edu>
+
+ * vax.h (FUNCTION_PROLOGUE): Adjust size by STARTING_FRAME_OFFSET.
+ * vax/vms.h (FUNCTION_PROLOGUE): Delete.
+
+Sat Feb 15 08:48:14 1997 Douglas B. Rupp (rupp@gnat.com)
+
+ * configure: Fix setting of CC in no-symlink case.
+
+Sat Feb 15 08:42:17 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+
+ * expmed.c (expand_divmod): Prefer divmod in same mode over div
+ in wider mode.
+
+Sat Feb 15 08:27:50 1997 J"orn Rennecke (amylaar@cygnus.co.uk)
+
+ * fold-const.c (fold): Don't assume a nonexplicit constant cannot
+ equal an explicit one.
+
+ * i386.md (zero_extendqi[hs]i2+3): Ensure operating on REG.
+
+Sat Feb 15 08:11:04 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * configure (i[3456]86-*-solaris2*): Correct tm.h filename in
+ stabs case.
+
+ * a29k.h (STORE_FLAG_VALUE): Write so works on both 32 and 64-bit host.
+
+Fri Feb 14 16:03:37 1997 Robert Lipe <robertl@dgii.com>
+
+ * i386/t-sco5 (libgcc{1,2}-elf.a): correct target dependencies.
+
+Fri Feb 14 16:00:23 1997 H.J. Lu <hjl@gnu.ai.mit.edu>
+
+ * config/svr4.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Set
+ current-section variable to text.
+
+Wed Feb 12 16:07:34 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * fixinc.irix: New file.
+ * configure (mips-sgi-irix[56]): Set fixincludes to fixinc.irix.
+
+Wed Feb 12 15:40:20 1997 Jim Wilson <wilson@cygnus.com>
+
+ * Makefile.in (LIBGCC2_DEBUG_CFLAGS): New macro.
+ (LIBGCC2_CFLAGS): Use it.
+
+ * dwarfout.c (output_type): Do early exit only if TYPE_CONTEXT is NULL
+ or if TYPE_CONTEXT is another type (e.g. a nested type).
+
+Tue Feb 11 15:53:51 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (calc_live_regs): Exclude RETURN_ADDRESS_POINTER_REGNUM.
+ Need not save MACL/MACH when not live or in leaf function.
+
+Mon Feb 10 14:46:32 1997 Jeffrey A Law (law@cygnus.com)
+
+ * stmt.c (group_case_nodes): Recognize more opportunities to
+ group case nodes.
+
+Sun Feb 9 14:05:48 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * function.c (assign_stack_temp): Clear MEM flags from reuse.
+
+Sat Feb 8 17:37:47 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * local-alloc.c (update_equiv_regs): Fix error in last change.
+
+Fri Feb 7 12:42:34 1997 Mike Stump <mrs@cygnus.com>
+
+ * pa.h (RETURN_ADDR_RTX): Fix to ignore export stubs.
+ * pa.c (return_addr_rtx): Define.
+
+Fri Feb 7 13:56:56 1997 Doug Evans <dje@cygnus.com>
+
+ * cse.c (invalidate_from_clobbers): Delete unnecessary test for
+ (clobber nil).
+
+ * toplev.c (main): Delete redundant settings of flag_no_inline
+ and warn_inline if not optimizating.
+
+Fri Feb 7 10:45:02 1997 Jeffrey A Law (law@cygnus.com)
+
+ * Makefile.in (stmp-multilib-sub): Add missing "else true"
+ clauses to work around make bug on some systems.
+
+Fri Feb 7 08:19:43 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (const_binop): Don't call size_int if low < 0.
+
+ * function.c (instantiate_virtual_regs_1, case USE, CLOBBER):
+ Fix error in last change.
+
+Thu Feb 6 17:09:17 1997 Mike Stump <mrs@cygnus.com>
+
+ * except.c (find_exception_handler_labels): Initialize label array
+ with zeroes.
+
+Wed Feb 5 22:11:55 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.md (post_ldwm): Fix typos.
+
+Wed Feb 5 15:57:42 1997 Doug Evans <dje@cygnus.com>
+
+ * m68k/vxm68k.h (WCHAR_TYPE,WCHAR_TYPE_SIZE,SIZE_TYPE): Fix.
+ (PTRDIFF_TYPE): Define.
+
+Wed Feb 5 11:19:13 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * reload1.c (alter_reg): Don't ask assign_stack_local to round up
+ to a multiple of BIGGEST_ALIGNMENT, unless a register appears in a
+ paradoxical subreg.
+
+Tue Feb 4 19:29:40 1997 Jim Wilson <wilson@cygnus.com>
+
+ * reload.c (find_reloads_address_1, case POST_INC): Don't use
+ ADDR_TYPE here.
+
+Tue Feb 4 12:33:45 1997 Jeffrey A Law (law@cygnus.com)
+
+ * flow.c (life_analysis): Delete obvious no-op moves
+ which use SUBREGs.
+
+Mon Feb 3 20:00:35 1997 Jim Wilson <wilson@cygnus.com>
+
+ * jump.c (find_cross_jump): Don't allow old-style and volatile asms
+ to match.
+
+Mon Feb 3 15:51:31 1997 Doug Evans <dje@cygnus.com>
+
+ * sparc/sol2.h (ASM_SHORT,ASM_LONG): Set to .uahalf/.uaword.
+ * sparc/sysv4.h (ASM_LONG): Define.
+ (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Use ASM_LONG.
+
+Mon Feb 3 13:01:46 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * reload.h (enum reload_type): Add RELOAD_FOR_INPADDR_ADDRESS and
+ RELOAD_FOR_OUTADDR_ADDRESS.
+ * reload.c (ADDR_TYPE): New macro.
+ (push_secondary_reload): Check for new reload types.
+ (combine_reloads): Likewise.
+ (find_reloads): Likewise. Convert INPADDR_ADDRESS and
+ OUTADDR_ADDRESS to OPADDR_ADDR. Check OPADDR_ADDR when looking
+ for merges.
+ (find_reloads_address): When reloading an address, use the
+ ADDR_TYPE macro to get the type of the new reload.
+ (find_reloads_address_1): Likewise.
+ (reload_when_needed_name): Add new reload types.
+ * reload1.c (reload): Add in_addr_addr and out_addr_addr fields to
+ insn_needs struct. Use them for new reload types, and when
+ computing in_max and out_max.
+ (reg_used_in_inpaddr_addr): New static array.
+ (reg_used_in_outaddr_addr): New static array.
+ (mark_reload_reg_in_use): Handle new reload types.
+ (clear_reload_reg_in_use, reload_reg_free_p): Likewise.
+ (reload_reg_free_before_p, reload_reg_reaches_end_p): Likewise.
+ (reloads_conflict, merge_assigned_reloads): Likewise.
+ (emit_reload_insns): Likewise.
+ (choose_reload_regs): Save arrays for new reload types.
+
+Sun Feb 2 19:43:17 1997 Scott Christley <scottc@net-community.com>
+
+ * objc/selector.c (__sel_register_typed_name): Eliminate compiler
+ warnings with explicit cast.
+
+ * Add condition mutex support to the objc runtime.
+ * objc/thr-mach.c (objc_condition_{,de}allocate): New functions.
+ (objc_condition_{wait,broadcast,signal}): New functions.
+ * objc/thr-pthreads.c (objc_condition_{,de}allocate): New functions.
+ (objc_condition_{wait,broadcast,signal}): New functions.
+ * objc/thr-solaris.c (objc_condition_{,de}allocate): New functions.
+ (objc_condition_{wait,broadcast,signal}): New functions.
+ * objc/thr.h: Prototypes for new functions.
+
+ * objc/init.c (__objc_runtime_mutex): Eliminate leading underscore
+ from name of objc mutex and thread structures.
+ * objc/runtime.h: Likewise.
+ * objc/thr-{decosf1,irix,mach,os2,posix,pthreads,single}.c: Likewise.
+ * objc/thr-{solaris,win32}.c: Likewise.
+ * objc/thr.{c,h}: Likewise.
+
+ * Major reorganization of objc error handling.
+ * objc/Object.m (-error:): Call objc_error function instead of
+ using function pointer.
+ * objc/archive.c: Replace call to abort or __objc_fatal functions
+ with call to objc_error function throughout the complete file.
+ * objc/class.c (objc_get_class): Replace call to abort function
+ with call to objc_error function.
+ * objc/encoding.c (objc_sizeof_type, objc_alignof_type): Replace
+ call to abort function with call to objc_error function.
+ (objc_skip_typespec): Likewise.
+ * objc/init.c (init_check_module_version): Replace call to
+ abort function with call to objc_error function.
+ * objc/misc.c (objc_verror): New function.
+ (objc_fatal): Remove function.
+ (objc_set_error_handler): New function.
+ (_objc_error_handler): New global variable.
+ (__alpha__): Remove unneeded code.
+ (objc_error): Allow user specified error handler function to
+ trap and handle the objc error. Added an error code parameter
+ which indicates the specific error that occured.
+ (objc_malloc, objc_atomic_malloc): Replace call to objc_fatal
+ function with call to objc_error function.
+ (objc_valloc, objc_realloc, objc_calloc): Likewise.
+ * objc/objc-api.h: Declare error handling functions and typedef
+ for user specified error handler function. Define error codes
+ used by the runtime library.
+ * objc/runtime.h: Remove error handling declarations.
+ * objc/sendmsg.c (__objc_forward): Replace call to abort function
+ with call to objc_error function.
+
+Sun Feb 2 19:42:52 1997 Thomas Baier <baier@ci.tuwien.ac.at>
+
+ * objc/hash.c (hash_delete): Step through the hash nodes
+ versus using hash_next to increase efficiency.
+ * objc/archive.c (__objc_finish_read_root_object): Use hash
+ table instead of list.
+
+Sun Feb 2 08:25:05 1997 Ovidiu Predescu <ovidiu@net-community.com>
+
+ * objc-act.c (encode_aggregate_within): New function.
+ (encode_aggregate): Generates encodings for unions similar
+ to those for structs except surrounded by parenthesis instead
+ of braces.
+
+Sun Feb 2 07:15:54 1997 Mat Hostetter (mat@lcs.mit.edu)
+
+ * c-decl.c (start_function): Fix improper installation of last change.
+
+Sun Feb 2 06:50:55 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.c (output_scc_di): Add missing CC_STATUS_INIT.
+
+Sun Feb 2 06:39:55 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-typeck.c (process_init_element): When popping levels, don't
+ blow up if constructor_max_index not set due to previous error.
+
+ * combine.c (find_split_point, case SET): Fix error in last change.
+
+Sun Feb 2 06:28:56 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (rescan): Insert a space after `.' as well,
+ to prevent accidental token-pasting (e.g. `.x' -> `.10').
+
+Sun Feb 2 06:08:14 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+
+ * 1750a.c (modregno_adjust): Fixed case when reg_renumber invalid.
+
+Sat Feb 1 19:11:08 1997 J.T. Conklin <jtc@rhino.cygnus.com>
+
+ * m68k.md (movqi): Enable use of clr and st insns on TARGET_5200.
+ * m68k.c (output_move_simode_const): Likewise.
+
+Sat Feb 1 18:54:00 1997 Douglas B. Rupp (rupp@gnat.com)
+
+ * gcc.c (process_command): Fix improper use of strncpy.
+
+Fri Jan 31 15:35:08 1997 Mike Stump <mrs@cygnus.com>
+
+ * libgcc2.c: Remove extern for malloc and realloc.
+
+Fri Jan 31 17:08:11 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * local-alloc.c (update_equiv_regs): If register which is equivalent
+ to some value is only used in one place, and we can't substitute value
+ for use, move register assignment to just before use.
+
+Fri Jan 31 15:57:25 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.md (idiv,imul,fpmul): Added new functional units for pentiumpro.
+
+ * i386.c (pentiumpro_cost): Added new cost structure for pentiumpro.
+ (override_options): Set ix86_cost to appropriate cost structure.
+
+Thu Jan 30 09:34:26 1997 J.T. Conklin <jtc@rhino.cygnus.com>
+
+ * m68k.md (stack adjust peepholes): Use lea instead of
+ add.w when adding 16 bit constants on all but TARGET_68040.
+
+Thu Jan 30 08:58:08 1997 Ralf Baechle <ralf@waldorf-gmbh.de>
+
+ * function.c (TRAMPOLINE_ALIGNMENT): Provide default.
+ (expand_function_end): Use TRAMPOLINE_ALIGNMENT instead
+ of FUNCTION_BOUNDARY.
+ * varasm.c (TRAMPOLINE_ALIGNMENT): Provide default.
+ (assemble_trampoline_template): Use TRAMPOLINE_ALIGNMENT instead
+ of FUNCTION_BOUNDARY.
+
+Wed Jan 29 18:16:02 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.h (REG_CLASS_CONTENTS): Add rap to GENERAL_REGS and its
+ superclasses.
+
+ * sh.md (movsi_i, movsi_ie, movhi_i, movhi+1): Use type pcload for
+ immediate operands where appropriate.
+ (movsf_ie+1): Fail when loading anything but a MEM into
+ a floating point reguister.
+
+Wed Jan 29 16:00:31 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * varasm.c (force_const_mem): Set MARK instead of clearing it.
+ (output_constant_pool): Only mark constant pool if -O.
+ Check mark flag unconditionally.
+ (mark_constant_pool): Start by clearing all mark flags.
+
+ * tree.c (copy_node): Clear TREE_ASM_WRITTEN.
+
+ * flow.c (regno_uninitialized): Return 0 if reg is used for args.
+
+Wed Jan 29 15:23:59 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * combine.c (try_combine): Clear reg_n_refs if i2dest is not
+ mentioned in newi2pat.
+
+Tue Jan 28 16:00:23 1997 Stan Cox (coxs@dg-rtp.dg.com)
+
+ From Robert Lipe <robertl@dgii.com>
+ * i386/sco5.h (SCO_DEFAULT_ASM_COFF): Remove bytecode stuff.
+ (ASM_OUTPUT_ASCII): Use .ascii in both ELF and COFF modes.
+ (ASM_OUTPUT_SECTION_NAME): Handle alternate sections for COFF.
+ The OpenServer 5.0.0 assembler gives an error for section
+ names over 6 characters long, so we catch the "obvious" case
+ and shorten it.
+
+ * m88k.h (ASM_OUTPUT_SECTION_NAME): Undefine; fails
+ for exception sections. The 88k ABI specifies 'section'
+ instead of '.section'.
+
+Mon Jan 27 13:32:46 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (shl_and_kind): Fix typo.
+ * sh.md (and_shl_scratch): Fix typo for length 8.
+
+Mon Jan 27 08:56:03 1997 Jeffrey A Law (law@cygnus.com)
+
+ * fixincludes (sys/time.h): Fix incorrect forward structure
+ declaration on hpux10.20.
+
+Mon Jan 27 09:05:35 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * combine.c (simplify_rtx): Don't do anything with if_then_else_cond
+ result if both one arm and the input are a comparison.
+ (simplify_{rtx,if_then_else,logical,shift_const}): Don't
+ test STORE_FLAG_VALUE with #if; properly test for just sign bit.
+ (num_sign_bit_copies, if_then_else_cond): Likewise.
+ * expmed.c (emit_store_flag): Properly test for STORE_FLAG_VALUE
+ of just sign bit.
+ * fold-const.c (fold): Don't make COND_EXPR when both expr and
+ one part are comparisons.
+ * a29k.h (STORE_FLAG_VALUE): Make negative.
+
+Fri Jan 24 16:42:26 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * varasm.c (struct pool_constant): Add mark field.
+ (force_const_mem): Clear mark field in new constant pool entry.
+ (output_constant_pool): Call mark_constant_pool.
+ (mark_constant_pool, mark_constants): New static functions.
+
+Thu Jan 23 15:04:17 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * cse.c (COST): Get the right cost for a SUBREG of a register when
+ truncation is free.
+
+Thu Jan 23 11:19:40 1997 Mike Stump <mrs@cygnus.com>
+
+ * Makefile.in (objc-headers): Don't try and install the headers if
+ the objc directory has been removed.
+
+Wed Jan 22 13:26:25 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * i960.c (process_pragma): Call ungetc on the last character
+ that was read by the while loop, to make sure the parser sees it.
+
+Tue Jan 21 17:20:30 1997 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (output_toc): Move STRIP_NAME_ENCODING to common
+ code, so the test for vt's works with -mminimal-toc.
+
+Tue Jan 21 16:03:35 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * function.c (mark_all_temps_used): Set KEEP as well.
+
+Tue Jan 21 12:16:15 1997 Doug Evans <dje@seba.cygnus.com>
+
+ * stor-layout.c (layout_record): Correct test for whether field spans
+ its unit of alignment in case where field_size == type_align.
+
+Mon Jan 20 20:27:54 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips.md (probe): Comment out.
+
+Sun Jan 19 20:54:45 1997 John F. Carr <jfc@mit.edu>
+
+ * integrate.c (expand_inline_function): Handle a PARALLEL containing
+ a RETURN the same as a RETURN.
+
+Sun Jan 19 20:35:28 1997 Pat Rankin <rankin@eql.caltech.edu>
+
+ * vmsconfig.com: Change all hardcoded references of "vax" to
+ use variable expansion instead.
+ (arch_indx, arch): New variables.
+
+ * vax.c (not_qsort): Don't declare alloca.
+ * vax/xm-vms.h: Declare alloca here.
+ Do most of the VAX C-specific set up for DEC C.
+ #if DEC C, undefine QSORT_WORKAROUND and qsort.
+ * make-gcc.com, make-cccp.com, make-cc1.com: Support building
+ with GNU C vs VAX C vs DEC C from the DCL command line.
+
+Sun Jan 19 17:20:50 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+
+ * 1750a.md (movh[if]-1): Corrected.
+ (movtqf-1): Deleted.
+ * 1750a.c (add_1_to_mem): Deleted.
+ (output_operand_address): Added output modifier 'A'.
+
+Sun Jan 19 17:17:54 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * m68k.md (ashrdi_const, ashrdi3): Allow 31 as shift count.
+
+ * m68k.h (CONST_OK_FOR_LETTER_P): Recognize 'N', 'O' and 'P'.
+ * m68k.md (rotl[shq]i3, strict_low_part rotl): Allow 'N', 'O'
+ or 'P' operands.
+
+Sun Jan 19 17:09:17 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.md (addsi3): Fix previous change: {add,sub}qw should
+ be {add,sub}ql. For other uses of {add,sub}q don't check for address
+ register and always use {add,sub}ql.
+
+Sun Jan 19 15:05:42 1997 Peter Seebach <seebs@solon.com>
+
+ * c-decl.c (start_decl): Add code for -Wmain.
+ (c_decode_option): Add -fhosted, -ffreestanding, and -Wmain.
+ * toplev.c (lang_options): Likewise.
+ * c-tree.h (warn_main, flag_hosted): New variables.
+
+Sun Jan 19 14:35:41 1997 Alex Garthwaite (alex@samwise.cis.upenn.edu)
+
+ * fixinc.svr4: Fix problems with symlinks to ".".
+
+Sun Jan 19 14:21:46 1997 Craig Burley <burley@gnu.ai.mit.edu>
+
+ * loop.c (check_final_value): Handle insns with no luid's.
+
+Sun Jan 19 08:57:26 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.md (arg_home): Add CLOBBER of MEM and USE of arg regs.
+ * vms.h (SETUP_INCOMING_VARARGS): Delete duplicate definition.
+
+ * toplev.c (set_float_handler): Set up signal catcher on first call
+ in case a front end has disabled it.
+
+ * cccp.c, cexp.y: #define __attribute__ to be null if
+ compiling with GCC older than 2.7, not 2.6.
+
+ * toplev.c (main): If PREFERRED_DEBUGGING_TYPE used and set
+ to NO_DEBUG, say debugging not supported.
+ * mips/sni-svr4.h (PREFERRED_DEBUGGING_TYPE): Undefine.
+
+ * i386/xm-cygwin32.h (DIR_SEPARATOR): Define.
+
+ * explow.c (convert_memory_address, case SYMBOL_REF):
+ Copy CONSTANT_POOL_ADDRESS_P.
+ * integrate.c (save_constants): Make (address (const ..)) to record
+ both modes.
+ (copy_for_inline, copy_rtx_and_substitute, restore_constants): Use
+ both modes when restoring constant pool entry for ADDRESS.
+
+ * alpha.h (MINIMUM_ATOMIC_ALIGNMENT): New macro.
+
+ * function.c (instantiate_virtual_regs_1, case USE, case CLOBBER):
+ Properly handle case of shared MEM whose replacement is not valid.
+
+Sat Jan 18 14:08:31 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.c (get_unwidened): Don't crash if FIELD_DECL not layed out.
+
+ * varasm.c (const_hash): Treat NON_LVALUE_EXPR like CONVERT_EXPR.
+ (compare_constant_1, copy_constant, bc_assemble_integer): Likewise.
+ (const_hash, compare_constant_1): Use switch, not if-then-else.
+
+Fri Jan 17 17:10:20 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips.h (STACK_POINTER_OFFSET): Don't define.
+
+Thu Jan 16 14:51:03 1997 Bob Manson <manson@charmed.cygnus.com>
+
+ * cplus-dem.c: Fix indenting; note that this file also lives in
+ libiberty.
+ (do_type, case 'M'): Check for a template as well as a class.
+
+Thu Jan 16 15:08:26 1997 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * gcc.c (cross_compile): Change to be a char * like all of the
+ other specs.
+ (process_command): Change how cross_compile is tested.
+ (main): Likewise.
+ (struct spec_list): Merge with the format used by EXTRA_SPECS.
+ Add name length field to speed up repeated calls to strcmp. Add
+ flag to say spec was allocated. Add pointer to char * so that
+ static spec fields can be updated.
+ (extra_specs): Use struct spec_list as type.
+ (static_specs): Static list of predefined specs.
+ (init_specs): New function, initialize the specs list. Link in
+ the default specs and any specs defined via EXTRA_SPECS.
+ (set_spec): No longer special case predefined specs.
+ (process_command,validate_all_switches): Ditto.
+ (process_command): Call init_specs for -dumpspecs.
+ (do_spec_1): Use name length field to avoid calling strncmp when
+ it is going to fail.
+ (main): Call init_spec. Don't handle EXTRA_SPECS here.
+
+Thu Jan 16 17:07:54 1997 Eddie C. Dost <ecd@skynet.be>
+
+ * configure: Add sparc-linux{,aout} support.
+ * ginclude/va-sparc.h: Likewise.
+ * sparc/linux.h: New file.
+ * sparc/linux-aout.h: New file.
+ * sparc/xm-linux.h: New file.
+
+Thu Jan 16 16:19:13 1997 Jim Wilson <wilson@cygnus.com>
+
+ * configure (sparc-*-aout*): Add libgloss.h to tm_file.
+ (sparclite-*-coff*): Change "= to =".
+
+Thu Jan 16 12:53:15 CST 1997 Joel Sherrill <joel@OARcorp.com>
+
+ * rs6000/rtems.h: Change from being sysv4 based to being eabi based.
+
+Thu Jan 16 13:40:51 1997 Jim Wilson <wilson@cygnus.com>
+
+ * mips.h (LINKER_ENDIAN_SPEC): Define.
+ (LINK_SPEC): Add linker_endian_spec.
+ (EXTRA_SPECS): Add linker_endian_spec.
+
+Thu Jan 16 08:02:13 1997 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.md (bCC, inverted bCC): Use bCC .+X instead of bCC 0f.
+
+Wed Jan 15 14:06:28 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * reload.h (reload_address_base_reg_class): Declare.
+ (reload_address_index_reg_class): Declare.
+ * reload1.c (reload_address_base_reg_class): Define.
+ (reload_address_index_reg_class): Define.
+ (init_reload): Initialize reload_address_{base,index}_reg_class.
+ * reload.c (find_reloads_address): Use
+ reload_address_base_reg_class rather than BASE_REG_CLASS. Use
+ reload_address_index_reg_class rather than INDEX_REG_CLASS.
+ (find_reloads_address_1): Likewise.
+
+Tue Jan 14 15:26:33 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * reload.c (REGNO_MODE_OK_FOR_BASE_P): Define if not defined.
+ (REG_MODE_OK_FOR_BASE_P): Define if not defined.
+ (find_reloads_address): Use REG[NO]_MODE_OK_FOR_BASE_P rather than
+ REG[NO]_OK_FOR_BASE_P.
+ (find_reloads_address_1): Likewise.
+ Add mode parameter; change all callers.
+
+ * reload1.c (eliminate_regs_in_insn): Handle more cases when
+ eliminating the frame pointer to the hard frame pointer.
+
+ * varasm.c (force_const_mem): Copy a CONST_INT rtx like a CONST rtx.
+
+ * varasm.c (assemble_end_function): Call
+ output_after_function_constants.
+ (after_function_constants): New static variable.
+ (output_after_function_constants): New static function.
+ (output_constant_def): Check CONSTANT_AFTER_FUNCTION_P.
+
+Mon Jan 13 16:44:40 1997 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000/aix41.h (CPP_PREDEFINES): Add -D_AIX41.
+
+Sun Jan 12 20:54:01 1997 Jim Wilson <wilson@cygnus.com>
+
+ * libgloss.h (LINK_SPEC): Delete.
+ (STARTFILE_SPEC): Delete spurious newline.
+
+Sat Jan 11 00:13:03 1997 Torbjorn Granlund <tege@quiet.matematik.su.se>
+
+ * mips.md (norsi3, nordi3): Use canonical RTL. Prepend `*' to pattern
+ name. Don't match immediates.
+ (norsi3_const, nordi3_const): New patterns.
+ (anddi3, iordi3, xordi3): Test TARGET_64BIT, not mips_isa
+ in length attribute calculation.
+ * mips.c (complemented_arith_operand): New function.
+ (print_operand): Handle `e' for CONST_INT.
+ * mips.h (PREDICATE_CODES): Add complemented_arith_operand.
+
+Fri Jan 10 14:11:53 1997 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000/aix41.h (SUBTARGET_SWITCHES): Add threads and pe.
+ (CPP_SPEC): Add mpe and mthreads cases.
+ (LIB_SPEC): Add mpe and mthreads cases to variant from rs6000.h.
+ (STARTFILE_SPEC): Add mpe and mthreads support.
+
+Fri Jan 10 07:12:26 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * i386/cygwin32.h (LINK_SPEC): New definition.
+
+ * Makefile.in (FLAGS_TO_PASS): Add STAGE_PREFIX, set by configure.
+ * configure: Initialize exeext.
+ Update STAGE_PREFIX in Makefile.
+
+ * dwarfout.c (dwarfout_line): Push to LINE_SECTION after calling
+ lookup_filename.
+
+Thu Jan 9 12:06:04 1997 Jim Wilson <wilson@cygnus.com>
+
+ * i386.md (addsidi3_2): Add & to operand 0 of alternative 5.
+
+Thu Jan 9 12:06:04 1997 Stan Cox <coxs@dg-rtp.dg.com>
+
+ From Linus Torvalds and Mat Hostetter:
+ * i386.c (i386_sext16_if_const): Added to sign extend HImode constant.
+ (i386_aligned_reg_p): Added to tell if an rtx is aligned.
+ (i386_cc_probably_useless_p): Don't trust cc bits.
+ * i386.h (TARGET_ZERO_EXTEND_WITH_AND): Don't do this for p6.
+ * i386.md (cmpsf_ccfpeq+2): Use SImode test instruction.
+ (movhi+1): Use movz instead of mov on p6.
+ (addsi3): Add 128 by subtracting -128.
+ (zero_extendhisi2): Use SImode move if aligned.
+ ({add,sub,and,ior,xor}hi3): Likewise.
+
+Tue Jan 7 16:58:27 1997 Jason Merrill <jason@yorick.cygnus.com>
+
+ * c-parse.in (extension): New rule for __extension__.
+ (extdef, unary_expr, decl, component_decl): Use it.
+
+Mon Jan 6 15:44:37 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+
+ * 1750a.c: Now includes regs.h.
+ ({movcnt,mod}_regno_adjust): Corrected typos.
+ * 1750a.md (movhi): Corrected case of moving constant to memory.
+
+Mon Jan 6 08:00:57 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * mips.h: Delete redundant definitions of compiler and library fns.
+
+ * dwarfout.c (type_attribute): Ignore any subtype for now.
+
+ * fold-const.c (operand_equal_p): Rework to consider two
+ expressions that have embedded identical SAVE_EXPRs as
+ equivalent; also handle some more cases.
+
+Sun Jan 5 23:54:34 1997 Jeffrey A Law (law@cygnus.com)
+
+ * pa.md (pic_load_label): Fix test for using just an
+ ldo rather than an addil;ldo sequence to load the label's
+ address.
+
+Sun Jan 5 07:26:47 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (expand_expr, case COMPONENT_REF): Fix error in last
+ change: don't suppress conversion if just EXPAND_SUM.
+
+Sat Jan 4 18:44:01 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.h (struct tree_decl): saved_insns.i is HOST_WIDE_INT.
+
+ * fold-const.c (const_binop): Rework to only make constants in
+ one place; always use size_int if small enough and of sizetype.
+ (size_int): Call force_fit_type.
+ (fold): Avoid ever changing type of input tree.
+
+ * expr.c (get_inner_reference): Fix type error.
+ (expand_expr, case COMPONENT_REF): Don't convert if modifier
+ is EXPAND_CONST_ADDRESS, EXPAND_SUM, or EXPAND_INITIALIZER.
+ * tree.c (staticp, case COMPONENT_REF, BIT_FIELD_REF): Not
+ static if bitfield.
+
+ * expr.c (expand_expr, case COMPONENT_REF): If taking value
+ from a CONSTRUCTOR, must mask/sign-extend if bitfield.
+ (expand_builtin, case BUILT_IN_LONGJMP): Pass type, not IDENTIFIER,
+ to second arg of RETURN_POPS_ARGS.
+
+ * expr.c (expand_expr, case COND_EXPR): Add additional cases
+ to "singleton" cases.
+ * tree.c (integer_pow2): Mask value to width of type.
+ (tree_log2): New function.
+
+ * expmed.c (store_fixed_bit_field): If not SLOW_UNALIGNED_ACCESS,
+ treat everything as maximally aligned.
+
+ * combine.c (find_split_point, case SET): If SET_SRC is NE and
+ STORE_FLAG_VALUE is -1, see if we can convert into NEG of shift.
+ (force_to_mode, case NE): Make condition stricter.
+
+ * calls.c (emit_library_call_value): Remove redundant check for
+ outmode != VOIDmode.
+
+Sat Jan 4 08:12:16 1997 J.T. Conklin <jtc@rhino.cygnus.com>
+
+ * Optimizations from John Vickers (john@rhizik.demon.co.uk):
+ * m68k.c (output_function_{pro,epi}logue): Use addq/subq when
+ adjusting stack pointer by small displacements.
+ * m68k.md (addsi3, addhi3): Use two addqw (or subqw) insns when
+ adding (or subtracting) small integer constants (8 < N <= 16) to
+ both address and data registers.
+
+Sat Jan 4 07:06:07 1997 Kamil Iskra <iskra@student.uci.agh.edu.pl>
+
+ * loop.c (basic_induction_var): Return 0 if SUBREG is not a
+ promoted variable.
+
+Sat Jan 4 06:22:36 1997 Doug Rupp (rupp@gnat.com)
+
+ * alpha.c (vmskrunch): Try to not chop trailing uppercase letters.
+ * alpha/vms.h (ENDFILE_SPEC): Use "gnu", not "gnu_cc".
+
+ * cccp.c (PRINTF_PROTO): Use __printf__ in __attribute__, not printf.
+ * cexp.y (PRINTF_PROTO): Likewise.
+
+Fri Jan 3 09:01:00 1997 Craig Burley <burley@gnu.ai.mit.edu>
+
+ * alpha.md (cmov): Fix operand numbers in case involving DF target,
+ DF comparison, and SF source.
+
+Fri Jan 3 08:19:46 1997 Paul Eggert <eggert@twinsun.com>
+
+ * cpplib.c (macroexpand): Delete any no-reexpansion marker following
+ identifier at beginning of an argu concatenated with what precedes it.
+
+Fri Jan 3 07:59:21 1997 Ken Rose (rose@netcom.com)
+
+ * reorg.c (fill_slots_from_thread): Skip moved insn in all three cases.
+
+Fri Jan 3 07:51:44 1997 Bob Manson <manson@cygnus.com>
+
+ * function.c ({push,pop}_function_context_to): Save and restore
+ current_function_args_info.
+ * function.h (struct function): New field args_info.
+
+Fri Jan 3 06:55:09 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * jump.c (rtx_equal_for_thread_p): Return 0 for floating-point.
+
+ * reload.c (find_reloads): If replaced a PLUS or MULT with a
+ simple operand, start over again.
+
+ * va-alpha.h: Check for __VMS__, not VMS.
+
+Thu Jan 2 08:52:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * configure: Finish restoring change of default of objc threads to
+ "single" for Linux-based GNU systems.
+
+Mon Dec 30 17:03:46 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (fmpy_operands): Remove. No longer needed.
+ (combinable_add, combinable_copy, combinable_fmpy): Likewise.
+ (combinable_fadd, combineable_fsub): Likewise.
+ (pa_reorg): Call pa_combine_instructions.
+ (pa_combine_instructions): Combine instructions to make things
+ like fmpyadd and fmpysub.
+ (pa_can_combine_p): Helper function for pa_combine_instructions.
+ * pa.md (pa_combine_type): New attribute. Set it appropriately
+ for various insns.
+ (define_delays): Use a separate define_delay for unconditional
+ branches.
+ (fmpyadd, fmpysub peepholes): Remove, no longer needed.
+ (fmpyadd, fmpysub insns): Add variant with fadd/fsub first,
+ then the fmpy.
+
+Mon Dec 30 14:43:51 1996 Jim Wilson <wilson@cygnus.com>
+
+ * reg-stack.c (subst_stack_regs_pat): Set src_note explicitly, instead
+ of using invalid aggregate initialization.
+
+ * print-tree.c (print_node): Don't try to print nonexistent
+ TYPE_ATTRIBUTES field of a decl node.
+
+Mon Dec 30 10:30:25 1996 Richard Stallman <rms@ethanol.gnu.ai.mit.edu>
+
+ * config.sub: Handle hiuxmpp as system type.
+
+Thu Dec 26 13:33:27 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (init_v4_pic): Explicitly set the length.
+
+Mon Dec 23 19:39:38 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips.h (FUNCTION_ARG_REGNO_P): Correct for TARGET_SOFT_FLOAT and
+ TARGET_FLOAT64 cases.
+
+ * integrate.c (function_cannot_inline_p): Reject function with
+ PARALLEL result.
+ (expand_inline_function): Abort if function result not handled.
+
+Sat Dec 21 04:02:46 1996 Jason Merrill <jason@gerbil.cygnus.com>
+
+ * mips.c (save_restore_insns): Mark large frame setup insns
+ as frame-related.
+ (mips_expand_prologue): Likewise.
+
+ * dwarf2out.c (dwarf2out_frame_debug): Support MIPS large frames.
+ (add_bound_info): Use default lower bounds.
+ Handle simple variable bounds with a DIE ref.
+ Don't generate a NULL loc descr.
+ (add_subscript_info): Always add lower bound.
+ (gen_formal_parameter_die): Always equate_decl_number_to_die.
+ (gen_variable_die): Likewise. Don't use the old die for automatic
+ variables.
+
+Wed Dec 18 10:23:46 1996 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c (notice_update_cc): Enable this code.
+ * mn10300.h (CC_OVERFLOW_UNUSABLE): Define.
+ * mn10300.md (tstsi): Use "set_zn_c0" instead of "set" for cc status.
+ (addsi3 pattern): Break "inc" into two different alternatives
+ since "inc dn" sets cc0, but "inc an" does not.
+ (multiply and divide patterns): Fix cc status.
+ (bCC, inverted bCC): Restore any comparison which needs the
+ overflow bits when CC_OVERFLOW_UNUSABLE is set.
+ (zero and sign extensions): Fix cc status.
+ (movm_store): Likewise.
+
+Tue Dec 17 15:02:44 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sched.c (update_flow_info): When add REG_DEAD notes for dest of
+ last insn, add check for global_regs.
+
+Tue Dec 17 11:07:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/win-nt.h (HAS_INIT_SECTION): Delete, so that __main is
+ called from main.
+
+Mon Dec 16 15:28:44 1996 Jim Wilson <wilson@cygnus.com>
+
+ * combine.c (nonzero_bits): Ifdef out calls to num_sign_bit_copies.
+ Add dummy define/undef for num_sign_bit_copies.
+
+ * dwarfout.c (location_or_const_value_attribute, case CONCAT): Add.
+
+ * combine.c (simplify_comparison): Use mode_width as shift count
+ only if it is less than or equal to HOST_BITS_PER_WIDE_INT.
+
+Mon Dec 16 10:10:11 1996 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c (expand_epilogue): Restore registers in the
+ "ret" instruction instead of a separate movm instruction.
+ Support possible stack deallocation in "ret" instruction too.
+ * mn10300.md (return_internal): Use "ret" instead of "rets";
+ restore registers and deallocate stack as needed.
+ (load_movm): Delete unused pattern.
+
+ * mn10300.h (SMALL_REGISTER_CLASSES): Define.
+
+Fri Dec 13 14:46:54 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md (dect): Rewrite pattern so that it can be combined.
+
+Fri Dec 13 13:14:51 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * varasm.c (output_constant_pool): If ASM_OUTPUT_POOL_EPILOGUE is
+ defined, call it.
+
+Thu Dec 12 20:04:55 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * rtl.h (RTX_FRAME_RELATED_P): New macro.
+ (struct rtx_def): Add frame_related bitfield.
+ * final.c (final_scan_insn): Call dwarf2out_frame_debug.
+ Don't call dwarf2out_begin_function.
+ (final): Initialize dwarf2out_frame_debug.
+ * dwarf2out.c (dwarf2out_begin_function): Remove.
+ (dwarf2out_init): Use INCOMING_RETURN_ADDR_RTX.
+ (DWARF_CIE_DATA_ALIGNMENT): Generalize.
+ (DWARF_FRAME_REGNUM): Don't add 1.
+ (decode_cfi_rtl): Lose.
+ (dwarf2out_def_cfa): Now takes reg and offset directly.
+ (reg_save): Likewise.
+ (dwarf2out_reg_save): Now takes offset.
+ (initial_return_save): Grok INCOMING_RETURN_ADDR_RTX.
+ Replaces dwarf2out_return_save.
+ (dwarf2out_cfi_label): New fn.
+ (add_fde_cfi): Use it.
+ (dwarf2out_frame_debug): New fn.
+ * mips.h (DWARF_FRAME_REGNUM): Tweak r31.
+ (INCOMING_RETURN_ADDR_RTX): Define.
+ * mips.c (mips_expand_prologue): Set RTX_FRAME_RELATED_P as needed.
+ (save_restore_insns): Likewise.
+ * i386.c (ix86_expand_prologue): Likewise.
+ * i386.h (INCOMING_RETURN_ADDR_RTX): Define.
+ (DWARF_FRAME_RETURN_COLUMN): Define.
+
+ * dwarf2out.c (add_AT_long_long): Renamed from add_AT_double fo
+ clarity.
+ (print_die): Adjust.
+ (add_AT_float): New fn.
+ (add_const_value_attribute): Support fp values.
+ (size_of_die): Use blocks for long_long and fp values.
+ (value_format, output_die): Likewise.
+ (output_loc_operands): Don't support DW_OP_const8?.
+
+Thu Dec 12 19:49:09 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * varasm.c (CONSTANT_POOL_BEFORE_FUNCTION): Define if not
+ defined.
+ (assemble_start_function): Check CONSTANT_POOL_BEFORE_FUNCTION
+ to decide whether to call output_constant_pool.
+ (assemble_end_function): Likewise.
+
+ * calls.c: Check SMALL_REGISTER_CLASSES at run time, not just
+ compile time.
+ * combine.c, cse.c, function.c, jump.c, local-alloc.c: Likewise.
+ * loop.c, reload.c, reload1.c: Likewise.
+ * dsp16xx.h (SMALL_REGISTER_CLASSES): Define with value.
+ * h8300.h (SMALL_REGISTER_CLASSES): Likewise.
+ * i386.h (SMALL_REGISTER_CLASSES): Likewise.
+ * pdp11.h (SMALL_REGISTER_CLASSES): Likewise.
+ * sh.h (SMALL_REGISTER_CLASSES): Likewise.
+
+Thu Dec 12 15:25:39 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (sysv call insns): If flag_pic add @plt suffix.
+
+ * rs6000.md (fix_truncdfsi2_store): Fix offsets > 32k.
+
+ * rs6000/t-ppccomm: New file for common parts of embedded and
+ System V target Makefile support.
+
+ * rs6000/t-ppcos: New file for System V OS target Makefile
+ support.
+
+ * rs6000/t-solaris: Delete, merge into rs6000/t-ppcos.
+
+ * rs6000/t-{ppc,ppcgas}: Only keep the multilib specific parts,
+ moving the rest to rs6000/t-ppccomm.
+
+ * configure (powerpc*-*-*): For embedded and System V
+ configurations, add rs6000/t-ppccomm.
+ For GNU/Linux and Solaris, use t-ppcos.
+
+ * ginclude/ppc-asm.h (cr*, f*): Add new macros for register names.
+
+ * rs6000/sol-c0.c (_start): Fix uninitialized data bug.
+
+ * rs6000.md (init_v4_pic): Add @local to call.
+ (icbi,dcbst,sync,isync): Delete PowerPC cache control insns.
+
+ * rs6000/sysv4.h (ASM_SPEC): On explicit -mcall-solaris, pass
+ -msolaris to the assembler.
+
+ * rs6000.c (rs6000_sync_trampoline): Delete.
+ (rs6000_trampoline_template): Aix & System V don't need template now.
+ (rs6000_initialize_trampoline): For System V, call the function
+ __trampoline_setup to set up the trampoline.
+
+ * rs6000.h (TRAMPOLINE_TEMPLATE): Delete here.
+ * rs6000/win-nt.h (TRAMPOLINE_TEMPLATE): Add it here.
+
+ * rs6000/tramp.asm: New file, setup trampolines properly on System
+ V systems, properly flushing the caches.
+
+Thu Dec 12 10:53:10 1996 Jeffrey A Law (law@cygnus.com)
+
+ * reorg.c (fill_slots_from_thread): Don't call eligible_for_delay
+ with an insn with asm operands.
+
+ * expmed.c (emit_store_flag_force): Fix typos/thinkos.
+
+Thu Dec 12 08:09:20 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * i386.c (i386_return_pops_args): Libcalls ignore TARGET_RTD.
+
+Thu Dec 12 07:56:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.h (maybe_get_identifier): New declaration.
+
+ * calls.c (emit_library_call): Don't pass VOIDmode to type_for_mode.
+
+ * va-alpha.h: Add definitions for VMS; they differ from Unix.
+
+ * Makefile.in (stamp-objlist): Handle first character of object
+ file being a digit.
+
+ * 1750a.h (function_arg, {movcnt,mod}_regno_adjust): Add decls.
+ (branch_or_jump): Likewise.
+ (FUNCTION_ARG): Remove cast of function_arg result to rtx.
+ * 1750a.md: Remove unneeded casts to char *.
+
+Thu Dec 12 05:55:27 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm.c (arm_gen_constant, case [IX]OR): Don't invert constant if
+ loading into temporary.
+
+Wed Dec 11 18:57:21 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * toplev.c (rest_of_compilation): Make sure unwinder RTL is saved.
+
+ * collect2.c (write_c_file): Wrap the ctor/dtor lists and fns
+ with `extern "C" { ... }'.
+
+Wed Dec 11 17:46:48 1996 John F. Carr <jfc@mit.edu>
+
+ * tree.h (tree_decl): Reorder field declarations to reduce size
+ on 64 bit machines.
+
+ * combine.c (try_combine): When splitting an insn, check for the
+ new I2 setting a SUBREG.
+
+Wed Dec 11 17:00:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.c (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of
+ using "%ld".
+ (output_prolog): Don't print useless comment for VMS.
+
+ * alpha.c (output_prolog): SIZE is now HOST_WIDE_INT.
+ * alpha.md (mov[hq]i unnamed): Split up for TARGET_BYTE_OPS and not.
+
+ * function.c (fixup_var_refs_1, case ZERO_EXTRACT): Don't call
+ fixup_memory_subreg if no longer SUBREG of MEM.
+
+Wed Dec 11 14:10:48 1996 Jeffrey A Law (law@cygnus.com)
+
+ * mn10300.c: New file for Matsushita MN10300 port.
+ * mn10300.h, mn10300.md, t-mn10300, xm-mn10300.h: Likewise.
+ * config.sub: Recognize mn10300 as a basic machine type.
+ * configure: Similarly.
+ * ginclude/stdarg.h: mn10300 is little endian.
+ * ginclude/varargs.h: Likewise.
+
+Wed Dec 11 09:09:10 1996 Nagai Takayuki <nagai@ics.es.osaka-u.ac.jp>
+
+ * libgcc2.c (cacheflush): Add SONY NEWS-OS 4.2 version.
+
+Wed Dec 11 09:01:39 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * calls.c (emit_library_call, emit_library_call_value):
+ Don't pass an identifier node as function type for
+ library functions, but rather build a function type that
+ has a return type with the correct mode.
+ * i386.c (i386_return_pops_args): Don't test for IDENTIFIER_NODE.
+ * i386/isc.h (obsolete RETURN_POPS_ARGS): Test first argument
+ for IDENTIFIER_NODE.
+ * i386/next.h (RETURN_POPS_ARGS): Likewise.
+ * i386/sco.h (RETURN_POPS_ARGS): Likewise.
+ * i386/sco5.h (RETURN_POPS_ARGS): Likewise.
+ * i386/scodbx.h (RETURN_POPS_ARGS): Likewise.
+ * m68k.h (RETURN_POPS_ARGS): Likewise.
+ * ns32k.h (RETURN_POPS_ARGS): Likewise.
+ * pyr.h (RETURN_POPS_ARGS): Likewise.
+ * gmicro.h (RETURN_POPS_ARGS): Likewise; fix typo.
+
+Tue Dec 10 17:36:47 1996 J.T. Conklin <jtc@rhino.cygnus.com>
+
+ * Add optimizations from John Vickers (john@rhizik.demon.co.uk)
+ * m68k.h (TARGET_CPU32): New macro.
+ * m68k.md (add[hs]i3): Only use two addq.w or subq.w instructions
+ when adding or subtracting constants 8 < N < 16 on TARGET_CPU32.
+ Use lea instead of add.w when adding 16 bit constants to address
+ registers on all but TARGET_68040.
+ * m68k.c (output_function_{pro,epi}logue): Use lea instead of add.w
+ when adjusting stack pointer on all but TARGET_68040.
+
+Tue Dec 10 15:55:23 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * optabs.c (emit_unop_insn): Treat ZERO_EXTEND like SIGN_EXTEND.
+
+Tue Dec 10 13:47:24 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+
+ * combine.c (combinable_i3pat): Bring back to sync with can_combine_p.
+
+ * sh.h (ADJUST_INSN_LENGTH): Don't break from loop when LOOP_BEG found.
+ Calculate padding in new variable pad.
+
+Mon Dec 9 18:00:38 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (output_uleb128): Output value in human-readable comment.
+ (output_sleb128): Likewise.
+ (various): Adjust.
+ (output_call_frame_info): Only output info if it's interesting.
+ (add_src_coords_attributes): New fn.
+ (add_name_and_src_coords_attributes): Split out from here.
+ (gen_enumeration_type_die): Add src coordinates.
+ (gen_struct_or_union_type_die): Likewise.
+ (dwarf2out_finish): Call output_call_frame_info for all targets.
+
+Thu Dec 5 11:25:30 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (add_pure_or_virtual_attribute): Only add
+ AT_containing_type if -g2 or higher.
+
+ * dwarf2out.c (gen_struct_or_union_type_die): Make sure that
+ the type for AT_containing_type has been generated.
+ (gen_decl_die): Likewise.
+
+ * dwarf2out.c (type_tag): Check DECL_IGNORED_P.
+ (add_pure_or_virtual_attribute): Check DECL_VINDEX instead.
+ (scope_die_for): Likewise.
+ * dwarfout.c (type_tag): Likewise.
+
+Wed Dec 4 22:51:38 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (decode_cfi_rtl): Support getting a CONST_INT.
+ (dwarf2out_begin_function): Adjust.
+ (reg_save): Divide offset by the alignment.
+ (output_cfi): Support having more than one advance_loc.
+ (output_call_frame_info): Re-initialize current_label.
+ (dwarf2out_begin_prologue): Initialize current_label to NULL.
+ (lookup_cfa, lookup_cfa_1): New fns.
+ (dwarf2out_def_cfa): Call lookup_cfa.
+ (dwarf2out_finish): Don't generate CIE CFIs.
+ (dwarf2out_init): Generate them here.
+ (DWARF_FRAME_RETURN_COLUMN): Use PC_REGNUM.
+
+ (add_pure_or_virtual_attribute): Note virtual context.
+ (gen_formal_parameter_die): Return the die.
+ (gen_formal_types_die): Set AT_artificial on `this'.
+ (gen_subprogram_die): Add AT_accessibility.
+ (gen_variable_die): Likewise.
+ (gen_field_die): Likewise. Don't generate location attribute for
+ union members.
+ (gen_struct_or_union_type_die): Note where our vtable lives.
+ (gen_decl_die): Handle anonymous union fields.
+ (dwarf2out_decl): Always output `bool'.
+
+Mon Dec 2 03:55:15 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * final.c (final_end_function): Don't call dwarf2out_end_function.
+
+ * dwarf2out.c (output_line_info): Emit special opcodes for each line
+ entry, even if the line number doesn't change.
+ (pend_type, output_pending_types_for_scope): New fns.
+ (gen_struct_or_union_type_die): Use them to defer generating member
+ dies if we're in the middle of some other context.
+ (gen_type_die): Still put nested types in the right place.
+ (dwarf2out_decl): Call output_pending_types_for_scope.
+
+ * dwarf2out.c (dw_fde_struct): Replace end_prologue, begin_epilogue
+ with current_label.
+ (DWARF_CIE_INSN_SIZE, DWARF_CIE_SIZE): Remove.
+ (DWARF_CIE_HEADER_SIZE): The size without the initial insns.
+ (size_of_cfi): Revert.
+ (decode_cfi_rtl, add_fde_cfi, dwarf2out_def_cfa, reg_save,
+ dwarf2out_reg_save, dwarf2out_return_save): New fns.
+ (dwarf2out_begin_function): Use them to generate CFIs.
+ (dwarf2out_finish): Use them to generate E CFIs.
+ Don't set next_fde_offset.
+ (calc_fde_sizes): Initialize cie_size.
+ (output_call_frame_info): Don't generate CIE CFIs.
+ (dwarf2out_end_function): Remove.
+
+ * tree.c (maybe_get_identifier): New fn.
+ * varasm.c (assemble_name): Use it instead of get_identifier.
+
+Fri Nov 29 15:13:39 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * jump.c (jump_optimize): Don't move initialization if there is a
+ label between it and the jump for if (foo) bar++ to bar += (foo !=0)
+
+Wed Nov 27 16:21:14 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * Remove change of Oct 4.
+ * i386.h (outer_function_chain): Remove.
+ (current_function_calls_alloca): Remove.
+ (rtx_equal_function_value_matters): Remove.
+ (N_REGS_USED, N_ALLOCATABLE_REGISTERS): Remove.
+ * i386.md (adddi3_1, subdi3_1): Remove.
+ (adddi3, subdi3): Revert.
+ (movsf, movsf_mem, movsf_normal, movdf, movdf_mem, movdf_mem+1):
+ Likewise.
+ (movxf, movxf_mem, movxf_mem+1, addsidi3_1, addsidi3_2): Likewise.
+ (adddi3_1, subsidi3, subdi3_1): Likewise.
+ (addsidi3_1, addsidi3_2, subsidi3): Likewise.
+ (addsidi3_1, addsidi3_2, adddi3, subsidi3): Disable the problem
+ reload alternatives.
+
+Wed Nov 27 16:21:14 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * i386.md (ashldi3_non_const_int, ashrdi3_non_const_int):
+ Use a hidden branch to handle shifts > 32 bit.
+ (lshrdi3_non_const_int): Likewise.
+ (floatdixf2): Don't use unnecessary XFmode operation.
+
+Wed Nov 27 15:23:41 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * varasm.c (assemble_variable): Don't emit DWARF.
+
+ * toplev.c (rest_of_type_compilation): Don't emit DWARF.
+ (main): Just let -gdwarf mean DWARF v1; remove -gdwarf-1.
+
+ * dwarfout.c (decl_class_context): New fn.
+ (output_global_subroutine_die): Fix declaration case.
+ (output_global_variable_die): Likewise.
+ (output_type): Note when we are in a class defn. If we're a nested
+ type and our context hasn't been written, do that. Do early exit
+ for nested types.
+ (output_decl): Output the class context for fns and vars.
+ Don't emit detailed parm info for a fn declaration.
+ Use TYPE_DECL_IS_STUB, is_redundant_typedef.
+ (type_ok_for_scope): Support emitting nested types later.
+ (is_redundant_typedef): New fn.
+ (TYPE_DECL_IS_STUB): New macro.
+ (output_compile_unit_die): Check use_gnu_debug_info_extensions.
+ (output_local_subroutine_die, output_global_subroutine_die,
+ dwarfout_begin_function, dwarfout_end_function, dwarfout_line,
+ generate_macinfo_entry, dwarfout_init, dwarfout_finish): Likewise.
+
+ * dwarf2out.c (decl_class_context): Static.
+ (lookup_type_die): Use TYPE_SYMTAB_POINTER.
+ (equate_type_number_to_die): Likewise.
+ (gen_subprogram_die): If we're in class context, it's a decl.
+ (gen_variable_die): Likewise.
+ (gen_decl_die): Output the containing type.
+ (dwarf2out_init): Lose type_die_table code.
+
+Wed Nov 27 08:30:54 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * Makefile.in (DRIVER_DEFINES): New macro, with the macro
+ definitions for the driver.
+ (gcc.o): Make rule use $(DRIVER_DEFINES).
+ * gcc.c (process_command) [LANG_SPECIFIC_DRIVER]: Call
+ lang_specific_driver, passing along the addr of FATAL for errors
+ along with our ARGC and ARGV.
+
+Wed Nov 27 08:21:13 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * m68k.md (iorsi_zexthi_ashl16): New pattern.
+ (ashrsi_16): New name for old unnamed pattern.
+
+ * objc/misc.c (stdlib.h): Define __USE_FIXED_PROTOTYPES__ before
+ including stdlib.h.
+
+Wed Nov 27 08:17:34 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+
+ * i386.md (decrement_and_branch_until_zero+[3-8]): Add missing
+ CC_STATUS_INIT.
+ (decrement_and_branch_until_zero+[5-8]): Delete redundant assignment.
+
+Wed Nov 27 07:56:27 1996 J.T. Conklin <jtc@rhino.cygnus.com>
+
+ * m68k.md ({and,ior,xor}si3_internal): Removed !TARGET_5200 from
+ conditionals now that entire insn is disabled when !TARGET_5200.
+
+Wed Nov 27 07:52:32 1996 Oliver Kellogg <kellogg@space.otn.dasa.de>
+
+ * 1750a.md (movhi pattern): Fixed MEM to MEM move problem.
+
+Tue Nov 26 14:50:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (move_by_pieces): Abort only if length positive at end.
+ * function.c (frame_offset, get_frame_size): Make HOST_WIDE_INT.
+ * function.h (struct function): Make frame_offset be HOST_WIDE_INT.
+ (get_frame_size): Add definition.
+ * reload1.c (reload): Make starting_frame_size be HOST_WIDE_INT.
+
+Mon Nov 25 16:55:14 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (dwarf2out_finish): Don't emit call frame info
+ for non-MIPS targets.
+ (is_redundant_typedef): New fn.
+ (modified_type_die): Refer to typedef DIEs where appropriate.
+ (gen_typedef_die): Support DECL_ORIGINAL_TYPE.
+ (gen_type_die): Likewise. Use is_redundant_typedef.
+ (gen_subprogram_die): Don't force a spec DIE for local class methods.
+
+Mon Nov 25 15:09:12 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * gcc.c (handle_braces): Rework last change.
+
+Mon Nov 25 13:49:51 1996 Jim Wilson <wilson@cygnus.com>
+
+ * configure (build_exeext, exeext): New variables. Use sed to insert
+ build_exeext value into Makefile exeext rule.
+ (*-*-cygwin32): Set exeext.
+ * i386/x-cygwin32 (exeext): Delete.
+ * rs6000/x-cygwin32 (exeext): Delete.
+
+ * dwarf.h (enum dwarf_location_atom): Add OP_MULT.
+ * dwarfout.c (output_mem_loc_descriptor, case MULT): Add.
+ * dwarfout2.c (mem_loc_descriptor, case MULT): Add.
+
+ * dwarfout.c (dwarf_fund_type_name, case FT_unsigned_int64): Fix typo.
+
+Sun Nov 24 21:42:01 1996 J.T. Conklin <jtc@rhino.cygnus.com>
+
+ * m68k.md (andsi3): Changed into define_expand.
+ (andsi3_internal): Rename from old andsi3, changed condition
+ to !TARGET_5200.
+ (andsi2_5200): New insn.
+ (iorsi3): Change into define_expand.
+ (iorsi2_internal): Rename from old iorsi3, changed condition
+ to !TARGET_5200.
+ (iorsi2_5200): New insn.
+ (xorsi3): Change into define_expand.
+ (xorsi2_internal): Rename from old xorsi3, changed condition
+ to !TARGET_5200.
+ (xorsi2_5200): New insn.
+
+Sun Nov 24 21:31:32 1996 John F. Carr <jfc@mit.edu>
+
+ * i386.h (N_ALLOCATABLE_REGISTERS): Remove extra backslash at
+ end of macro definition.
+
+ * cpplib.c (LOCAL_INCLUDE_DIR): Remove default definition.
+ (include_defaults_array): Do not use LOCAL_INCLUDE_DIR or
+ TOOL_INCLUDE_DIR if they are not defined.
+ * cccp.c: Likewise.
+
+ * Makefile.in (cppmain.o): New rule.
+
+Sun Nov 24 19:14:50 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * fold-const.c (merge_ranges): In (+,-) case, if lower bounds are
+ the same the result is always false.
+
+Sun Nov 24 18:48:31 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-typeck.c (build_indirect_ref): Don't give warning for
+ dereferencing void * if evaluation is being skipped.
+
+ * c-decl.c (poplevel): Don't call output_inline_function if
+ DECL_SAVED_INSNS is not set.
+
+ * gcc.c (give_switch): Add new arg, INCLUDE_BLANKS.
+ (handle_braces): All callers changed.
+ Add support for new construct: %{S*^}.
+
+Sun Nov 24 18:44:48 1996 Paul Eggert <eggert@twinsun.com>
+
+ * c-parse.in (unary_expr, expr_no_commas): Increment skip_evaluation
+ when analyzing an expression that is known not to be evaluated.
+ (sizeof, alignof): New rules.
+ * c-tree.h (skip_evaluation): New variable.
+ * c-common.c (skip_evaluation): Likewise.
+ (overflow_warning, unsigned_conversion_warning): Don't warn about
+ potential runtime errors when skipping evaluation.
+ * c-typeck.c (build_binary_op): Likewise.
+ (build_conditional_expr): op1 now always nonnull.
+
+Sun Nov 24 17:06:58 1996 Bernd Schmidt (crux@Pool.Informatik.RWTH-Aachen.DE)
+
+ * toplev.c (rest_of_compilation): Call regscan before each
+ jump threading pass.
+
+Sun Nov 24 16:37:18 1996 Dave Love <d.love@dl.ac.uk>
+
+ * configure (objc_thread_file): Set conditionally in each case so
+ may be overidden with `--enable-objcthreads=posix'.
+ Change GNU/Linux default to `single'.
+
+Fri Nov 22 17:53:15 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * varasm.c (assemble_variable): Output DWARF in the third case, too.
+
+ * dwarf2out.c (decls_for_scope): Only add DIEs with no parents to
+ our scope.
+ (gen_subroutine_type_die): Parm types go under the fn type DIE.
+
+ * Makefile.in ($(T)crt{begin,end}.o): Move CRTSTUFF_T_CFLAGS after
+ general flags.
+
+ * mips/t-iris6 (CRTSTUFF_T_CFLAGS): Define.
+ * mips.c (compute_frame_size): Fix fp_save_offset.
+
+ * dwarf2out.c (new_die): If we get a NULL parent, inc limbo_die_count.
+ (decls_for_scope): Decrement limbo_die_count as appropriate.
+ (dwarf2out_finish): Check for good limbo_die_count.
+ (size_of_cfi): If regno too big for DW_CFA_offset, use offset_extended
+ instead.
+ (output_call_frame_info): Add disabled code for specifying ABI.
+ (dwarf2out_begin_function): Note all saved regs.
+
+ * dwarf2out.c (gen_subprogram_die): Have a DIE for each fn at
+ toplevel.
+ (scope_die_for): Only use the NULL for fns and tags.
+
+Tue Nov 21 15:53:51 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (output_stack_adjust): New argument TEMP. Changed all callers.
+ If the adjust cannot be done with one, but can be done with two
+ CONST_OK_FOR_I constants, do it that way.
+
+Thu Nov 21 14:25:55 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * fixincludes: Include <stdio.h> in <assert.h> even if not C++ if
+ stderr needs to be defined.
+
+Wed Nov 20 15:38:13 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * toplev.c (rest_of_type_compilation): Do output function-scope tags
+ for DWARF 2.
+ * c-decl.c (pushtag): Set TYPE_CONTEXT on the tag.
+ * toplev.c, varasm.c: s/dwarf2out_file_scope_decl/dwarf2out_decl/g.
+ * dwarf2out.c (add_prototyped_attribute): Use a value of 1.
+ (gen_subprogram_die): Support AT_static_link.
+ (dwarf2out_decl): Rename from dwarf2out_file_scope_decl.
+ Give nested fns and tags a die_parent of NULL.
+ (decls_for_scope): Fix the die_parent for nested fns and tags.
+ (scope_die_for): If we get a context of NULL, just return it.
+
+Tue Nov 19 18:21:11 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (gen_subprogram_die): Support block extern decls.
+ (gen_variable_die): Likewise.
+ (gen_decl_die): Emit block extern function decls.
+
+ * c-decl.c (implicitly_declare): Set DECL_ARTIFICIAL.
+
+Tue Nov 19 16:50:32 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * configure (powerpc*-{sysv,elf,eabi{,aix,sim}}): Set
+ extra_headers to ppc-asm.h.
+ (powerpc*-{linux,solaris,rtems,vxworks}): Likewise.
+ (powerpc*-{winnt,pe,cygwin32}): Likewise.
+
+ * rs6000/t-{ppc,ppcgas,solaris,winnt} (EXTRA_HEADERS): Don't set here.
+
+Mon Nov 18 14:51:46 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (DWARF_CIE_INSN_SIZE): New macro.
+ (DWARF_CIE_HEADER_SIZE): Use it.
+ (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): New macros.
+ (output_call_frame_info, dwarf2out_begin_function): Use them.
+ For the MIPS, output the first CFA insn in the CIE.
+ * dwarf2.h (enum dwarf_call_reg_usage): Lose.
+ (dwarf_macinfo_record_type): Fix spelling.
+ * mips/mips.h (DWARF_FRAME_REGNUM, DWARF_FRAME_RETURN_COLUMN): Define.
+
+ * dwarf2out.c (base_type_die): Just generate the DIEs as needed,
+ rather than building up some table.
+ (init_base_type_table): Lose.
+ (add_subscript_info): Use add_type_attribute. Don't give an upper
+ bound for an array of unknown size.
+ (gen_unspecified_parameters_die): Remove DWARF-1 kludge.
+ (dwarf2out_init): Lose call to init_base_type_table.
+ (is_c_family, is_fortran): New fns.
+ (gen_compile_unit_die): Recognize GNU F77.
+ (gen_array_type_die): Use AT_declaration for an array of unknown size.
+ (modified_type_die): Take TYPE_MAIN_VARIANT before passing it
+ to build_type_variant, so we ignore named variants.
+ (dwarf2out_file_scope_decl): Don't generate DIEs for built-in structs,
+ either; they will be emitted if they are used.
+ From wilson:
+ (gen_array_type_die): Force the element type out first on IRIX 6.
+
+Sun Nov 17 20:23:11 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (get_inner_reference): Fix error in previous change.
+
+Sat Nov 16 06:08:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * emit-rtl.c (operand_subword): Avoid confusion if sizeof (float)
+ is less than a full word.
+
+ * alpha.h (MASK_BYTE_OPS): Now define as 1024.
+ * alpha/vms.h (TARGET_DEFAULT): Use symbolic values.
+
+ * expr.c (get_inner_reference): Add new arg PALIGNMENT and compute it.
+ (expand_assignment, do_jump): Pass new arg to get_inner_reference.
+ (expand_expr, case COMPONENT_REF): Likewise.
+ * fold-const.c (optimize_bit_field_compare, decode_field_reference):
+ Likewise.
+ * tree.h (get_inner_reference): Add new arg.
+
+ * Add support for Alpha/VMS, mostly from
+ Klaus Kaempf (kkaempf@progis.de)
+ * configure (alpha-dec-vms*): New target.
+ * alpha.c (override_options): Handle VAX format floating-point.
+ (print_operand, case ',', '-'): New cases.
+ (alpha_builtin_saveregs): Handle VMS convention.
+ (alpha_sa_{mask,size}, alpha_pv_save_size, alpha_using_fp):
+ New versions for VMS.
+ (output_{pro,epi}logue, function_arg): Likewise.
+ (direct_return): Never true on VMS.
+ (check_float_value): Return 0 for VMS.
+ (vmskrunch, alpha_{need,write}_linkage): New function.
+ * alpha.h ({MASK,TARGET}_{OPEN_VMS,FLOAT_VAX}): New macros.
+ (TARGET_SWITCHES): Add float-vax and float-ieee.
+ ({FUNCTION,LIBCALL}_VALUE, FUNCTION_VALUE_REGNO_P): R1 and R33
+ are also return registers.
+ (ASM_OUTPUT_DOUBLE): Support both floating-point formats.
+ (PRINT_OPERAND_FUNCT_VALID_P): Add ',' and '-'.
+ * alpha.md ({div,mod}[sd]i3): Only for VMS.
+ (fp operations): Add modifiers for multiple floating-point formats.
+ (call patterns): Handle new calling sequence for VMS.
+ (tablejump): Make new pattern for VMS.
+ (nonlocal_goto_receiver, arg_home): New patterns.
+ * alpha/t-vms, alpha/vms.h, alpha/xm-vms.h: New files.
+
+Fri Nov 15 17:38:20 1996 Doug Evans <dje@seba.cygnus.com>
+
+ * sdbout.c (current_file): New global.
+ (PUT_SDB_SRC_FILE): New PUT_SDB_FOO macro.
+ (sdbout_init): Initialize current_file ifdef MIPS_DEBUGGING_INFO.
+ (sdbout_{start_new,resume_previous}_source_file): New functions.
+ * toplev.c (debug_{start,end}_source_file): Call them if SDB_DEBUG.
+ * mips.h (PUT_SDB_SRC_FILE): Define.
+
+Fri Nov 15 16:11:25 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarfout.c (dwarfout_line): Don't emit line number info for
+ functions outside of .text.
+
+Fri Nov 15 15:52:42 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386/386bsd.h (COMMENT_BEGIN): Delete.
+ * i386/freebsd.h (COMMENT_BEGIN): Likewise.
+ * i386/netbsd.h (COMMENT_BEGIN): Likewise.
+ * i386/unix.h (COMMENT_BEGIN): Likewise.
+
+Fri Nov 15 13:22:42 1996 Jim Wilson <wilson@cygnus.com>
+
+ * fold-const.c (unextend): Rewrite type conversions to avoid overflow.
+
+Fri Nov 15 12:11:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * combine.c (try_combine): Properly copy an rtvec.
+ * emit-rtl.c (gen_rtvec_vv): New function.
+ (copy_rtx_if_shared): Call it.
+ * integrate.c (copy_for_inline): Likewise.
+ * reload1.c (eliminate_regs): Likewise.
+ * rtl.h (gen_rtvec_vv): Declare.
+ * genattrtab.c (simplify_cond): Make TESTS an array of rtunions.
+ * genextract.c (main): Use loop, not bcopy, to set recog_operands
+ from an rtvec.
+ * rtl.c (rtvec_alloc): Clear rtwint instead of rtvec.
+
+ * machmode.h (HOST_PTR_PRINTF): Handle char * wider than long.
+ (HOST_WIDE_INT_PRINT_{DEC,UNSIGNED,HEX,DOUBLE_HEX}): New macros.
+ * final.c (asm_fprintf): Use "ll" prefix for a long long HOST_WIDE_INT.
+ (output_{asm_insn,addr_const}): Use HOST_WIDE_INT_PRINT_*.
+ * print-tree.c (print_node{,_brief}, case INTEGER_CST): Likewise.
+ * print-rtl.c (print_rtx, case 'w'): Use HOST_WIDE_INT_PRINT_DEC.
+
+ * unroll.c (iteration_info): Fix code so that it knows iteration_var
+ is a HOST_WIDE_INT, not a long.
+
+ * fold-const.c (operand_equal_p): Do comparison with REAL_VALUES_EQUAL.
+ (make_range): Properly decide when to get TREE_TYPE of arg0.
+ Handle EXP being an INTEGER_CST at end.
+ (fold_range_test): Handle return of 0 from make_range.
+ (fold, case TRUTH_AND_EXPR): Handle first arg of 0.
+ (fold, case TRUTH_OR_EXPR): Handle first arg of 1.
+
+ * c-common.c (decl_attributes, case A_ALIAS): Add missing parens.
+
+Fri Nov 15 06:37:54 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * fold-const.c (range_binop): Set SNG1 to zero if ARG1 is a
+ not a lower or upper bound.
+
+Thu Nov 14 23:08:25 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * flags.h (debug_info_type): Add DWARF2_DEBUG.
+ * toplev.c (main): Support DWARF2_DEBUG. Add -gdwarf-1, -gdwarf-2
+ options. Check debug level after choosing type.
+ (debug_{start,end}_source_file, debug_{define,undef}): New functions.
+ (compile_file): Support dwarf2 separately from dwarf1.
+ (rest_of_type_compilation, rest_of_compilation): Likewise.
+ * final.c (final_start_function): Likewise.
+ (final_end_function, final_scan_insn, output_source_line): Likewise.
+ * varasm.c (assemble_variable): Likewise.
+ * dwarfout.c: Don't check DWARF_VERSION.
+ * dwarf2out.c: s/dwarfout/dwarf2out/g. Check DWARF2_DEBUGGING_INFO.
+ * c-lex.c (check_newline): Use debug_* instead of calling *out
+ functions directly.
+ * svr4.h (DWARF2_DEBUGGING_INFO): Define.
+ * mips/iris6.h (PREFERRED_DEBUGGING_TYPE): DWARF2_DEBUG.
+ (DWARF2_DEBUGGING_INFO): Define instead of DWARF_DEBUGGING_INFO.
+ (LINK_SPEC): Pass -w through.
+ * mips.h (PREFERRED_DEBUGGING_TYPE): Don't check `len'.
+
+Thu Nov 14 17:25:47 1996 Jeffrey A Law (law@cygnus.com)
+
+ * h8300.c (dosize): Don't clobber static chain reg if needed by
+ current function.
+
+Wed Nov 13 17:05:19 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * Makefile.in (stage?-start): Keep a copy of EXTRA_MULTILIB_PARTS
+ in the build directory.
+
+Tue Nov 12 23:17:17 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (print_operand, case 'Y'): Fix comparisons to handle
+ NaNs properly in all cases.
+
+Tue Nov 12 18:47:24 1996 Jim Wilson <wilson@cygnus.com>
+
+ * expr.c (emit_group_store): For REG case, call gen_lowpart if
+ modes are different.
+
+Tue Nov 12 18:24:40 1996 Doug Rupp (rupp@gnat.com)
+
+ * gcc.c (exit): If VMS, define as __posix_exit.
+ (option_map): Add define-macro and undefine-macro.
+
+Tue Nov 12 17:55:10 1996 Torbjorn Granlund <tege@tege.pdc.kth.se>
+
+ * alpha.c (input_operand): If TARGET_BYTE_OPS accept HImode and QImode.
+ * alpha.h (MASK_BYTE_OPS): New define.
+ (TARGET_BYTE_OPS): New define.
+ (TARGET_SWITCHES): Handle -mbyte.
+ (LOAD_EXTEND_OP): When MODE is not SImode, return ZERO_EXTEND.
+ * alpha.md (zero_extendqidi2): Handle TARGET_BYTE_OPS.
+ (zero_extend{hidi,qisi,hisi}2): Likewise.
+ (extendqisi2): Use extendqidi2x if TARGET_BYTE_OPS.
+ (extendqidi2): Likewise.
+ (extendqidi2x): New pattern.
+ (extendhisi2): Use extendhidi2x if TARGET_BYTE_OPS.
+ (extendhidi2): Likewise.
+ (extendhidi2x): New pattern.
+ (movhi): Handle TARGET_BYTE_OPS.
+ (movhi matcher): Output ldwu and stw.
+ (movqi): Handle TARGET_BYTE_OPS.
+ (movqi matcher): Output ldbu and stb.
+
+Tue Nov 12 16:53:37 1996 Rob Savoye <rob@chinadoll.cygnus.com>
+
+ * configure (hppa1.1-pro*, i960-*-coff*,m68k-*-aout*): Add libgloss.h.
+ (m68k-*-coff*, mips*-*-elf*, sparc*-*-aout*, sparc*-*-coff*): Likewise.
+ * config/libgloss.h: New file.
+
+Tue Nov 12 16:21:45 1996 Joern Rennecke <amylaar@cygnus.com>
+
+ * jump.c (jump_optimize): Fix bug in Sep 23 change.
+
+Tue Nov 12 16:15:31 1996 Andrew Cagney (cagney@tpgi.com.au)
+
+ * global.c (prune_references): Add missing symmetic CONFLICTP call.
+
+Tue Nov 12 14:34:40 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * m68k.c (output_function_{pro,epi}logue): Save and restore
+ fp-registers only if TARGET_68881.
+
+ * m68k/mot3300.h (ASM_OUTPUT_INTERNAL_LABEL): Prefix labels with "L%".
+ (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_CASE_LABEL): Likewise.
+ (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
+
+ * m68k/mot3300.h (TARGET_DEFAULT): Use MASK_68040_ALSO, not MASK_68040.
+ * m68k/next.h, m68k/ccur-GAS.h (TARGET_DEFAULT): Likewise.
+
+ * fixproto (std_files): Add sys/socket.h.
+
+ * m68k.md (movqi): Emit 'st' for INTVAL & 255 == 255, not INTVAL == -1.
+ (seq,sne,sgt,sgtu,slt,sltu,sge,sgeu,sle,sleu): Allow "m" as operand 0.
+
+Tue Nov 12 14:17:45 1996 Paul Eggert <eggert@twinsun.com>
+
+ * c-decl.c (grokdeclarator): Generate a warning if -Wimplicit,
+ unless a warning was already generated by -Wreturn-type.
+
+Tue Nov 12 14:11:02 1996 Pat Rankin <rankin@eql.caltech.edu>
+
+ * Make qsort callback routines conform to the ANSI/ISO standard.
+ * c-decl.c (field_decl_cmp): Use `const void *' arguments.
+ * global.c (allocno_compare): Likewise.
+ * reload1.c (hard_reg_use_compare, compare_spill_regs): Likewise.
+ (reload_reg_class_lower): Likewise.
+ * stupid.c (stupid_reg_compare): Likewise.
+ * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
+ (QTY_CMP_PRI, QTY_CMP_SUGG): New macros.
+ (qty_compare_1, qty_sugg_compare_1): Use them.
+
+Tue Nov 12 13:20:25 1996 Jim Wilson <wilson@cygnus.com>
+
+ * fold-const.c (merge_ranges): In (+,-) case, treat subset specially
+ if lower bounds are the same.
+
+Tue Nov 12 13:10:01 1996 J.T. Conklin <jtc@cygnus.com>
+
+ * m68k.md (addsi3): If TARGET_5200, use the lea insn to add small
+ constants to address registers.
+ (negsi2): Change into define_expand.
+ (negsi2_internal): Rename from old negsi2, changed condition
+ to !TARGET_5200.
+ (negsi2_5200): New insn.
+ (one_cmplsi2): Change into define_expand.
+ (one_cmplsi2_internal): Rename from old one_cmplsi2, changed
+ condition to !TARGET_5200.
+ (one_cmplsi2_5200): New insn.
+ (negdi2_5200): Corrected constraints.
+ (one_cmpldi2): Changed condition to !TARGET_5200.
+
+ * m68k.c (m68k_align_loops_string, m68k_align_jumps_string): New vars.
+ (m68k_align_funcs_string, m68k_align_loops): Likewise.
+ (m68k_align_jumps, m68k_align_funcs): Likewise.
+ (override_options): New function.
+ * m68k.h (TARGET_OPTIONS): Added alignment options.
+ (MAX_CODE_ALIGN, ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
+ New macros.
+ (FUNCTION_BOUNDARY): Use value derrived from m68k_align_funcs
+ instead of constant.
+
+ * m68k.c (output_function_{pro,epi}logue): Fix typo in last change.
+
+Tue Nov 12 09:26:51 1996 Torbjorn Granlund <tege@wombat.gnu.ai.mit.edu>
+
+ * i386.md (parallel inc/dec and branch-if-zero/nonzero): Use `+' in
+ constraint.
+
+Mon Nov 11 15:12:22 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * libgcc2.c: Also define WEAK_ALIAS if ASM_OUTPUT_WEAK_ALIAS.
+ * mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS): Define.
+ * varasm.c (assemble_alias): Use ASM_OUTPUT_WEAK_ALIAS.
+
+ * dwarf2out.c (TYPE_USED_FOR_FUNCTION): Lose.
+ (gen_compile_unit_die): Only append -g with -g2 or better.
+ (scope_die_for): Don't emit any type info with -g1.
+ (gen_subprogram_die): Likewise.
+ (gen_decl_die): Likewise.
+ (dwarfout_file_scope_decl): Likewise.
+ (dwarfout_init): Likewise.
+
+ * mips/iris6.h (TYPE_ASM_OP): Define.
+ (SIZE_ASM_OP): Define.
+ (ASM_WEAKEN_LABEL): Define.
+ (BSS_SECTION_ASM_OP): Define.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Don't use ASM_DECLARE_OBJECT_NAME.
+ (ASM_OUTPUT_ALIGNED_BSS): Define.
+ (ASM_DECLARE_OBJECT_NAME): Redefine to emit .size directive.
+ (ASM_FINISH_DECLARE_OBJECT): Define.
+ (ASM_OUTPUT_DEF): Don't define.
+
+Fri Nov 8 20:38:51 1996 Jim Wilson <wilson@cygnus.com>
+
+ * function.c (expand_function_end): Handle BLKmode structures returned
+ in registers.
+
+Fri Nov 8 20:27:07 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * stor-layout.c (layout_record): Check for VAR_DECL instead
+ of TREE_STATIC.
+
+ * varasm.c (assemble_variable): Do write out DWARF for
+ record-scope variables.
+ * toplev.c (rest_of_type_compilation): Do write out DWARF for
+ record-scope types.
+
+ * dwarf2out.c (gen_enumeration_type_die): Set TREE_ASM_WRITTEN on a
+ complete enum type.
+ (gen_struct_or_union_type_die): Don't recurse between nested classes.
+ (gen_type_die): Write out nested classes by writing out their context.
+
+Fri Nov 8 17:40:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * emit-rtl.c (change_address): If MEMREF isn't changing,
+ return the old one.
+
+ * expr.c (expand_assignment): Remove bogus resetting of alignment
+ to inner alignment.
+ (expand_expr, case COMPONENT_REF): Likewise.
+
+Fri Nov 8 16:31:31 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * reg-stack.c (compare_for_stack_reg, subst_stack_regs_pat):
+ Add support for float conditional move.
+
+Thu Nov 7 07:46:07 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * stor-layout.c (layout_record): Treat constant size as variable if
+ it overflows.
+ * fold-const.c (const_binop, case *_DIV_EXPR): Don't do special
+ sizetype case if a constant overflows.
+ (size_binop): Use integer_{zero,one}p instead of explicit test.
+ * tree.c (integer_{zero,one,all_ones,pow2}p, real_{zero,one,two}p):
+ Return 0 if TREE_CONSTANT_OVERFLOW.
+
+Wed Nov 6 17:53:33 1996 Torbjorn Granlund <tege@wombat.gnu.ai.mit.edu>
+
+ * i386.md (parallel inc and branch-if-zero/nonzero): Add two
+ new pattern variants. Change incrementing pattern to use incl/jnz.
+
+Wed Nov 6 09:46:10 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.c (override_options): Set defaults for -march and -mcpu.
+ (output_float_compare): Use cc_status.flags to mark if this
+ comparison can be done with fcomi.
+ (output_fp_cc0_set): A conditional move may be in a PARALLEL.
+
+ * i386.h (CC_FCOMI): Define
+
+ * i386.md (sgt,sgtu,sge,sle,bgt,blt,bge,ble): Use CC_FCOMI
+ (movsicc_1,movhicc_1): Use correct size suffix.
+ (movsfcc_1,movdfcc_1): Cleanup default move case.
+
+Wed Nov 6 09:46:10 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * i386.h (HARD_REGNO_MODE_OK): If long double isn't XFmode, can't
+ allow XFmode.
+
+Tue Nov 5 22:49:56 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md (define_split for and_shl_scratch):
+ Use rtx_equal_p on the operands to find out which alternative is used.
+ * sh.c (gen_shl_and): Try to generate shorter constant for and.
+
+Mon Nov 4 19:13:52 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c: Clean up unused variables.
+ Use ASM_{GENERATE,OUTPUT}_INTERNAL_LABEL, shorten label names.
+ (loc_descriptor): Use reg_loc_descriptor.
+ (TYPE_DECL_IS_STUB): New macro.
+ (gen_decl_die): Use it.
+ (dwarfout_file_scope_decl): Use it.
+
+Mon Nov 4 10:23:46 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * ginclude/va-ppc.h (__va_regsave_t,va_start,va_end): Wrap macro
+ and structures inside #ifndef __VA_PPC_H__ to allow reinclusion.
+
+ * rs6000.h (LEGITIMATE_SMALL_DATA_P): Don't allow -fpic or TARGET_TOC.
+ (LEGITIMATE_LO_SUM_ADDRESS_P, LEGITIMIZE_ADDRESS): Likewise.
+
+ * rs6000.md (movsi): Don't call elf_{high,low} if -fpic.
+
+ * rs6000/cygwin32.h (STARTFILE_SPEC): Eliminate empty %{}.
+
+Sun Nov 3 15:56:35 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (TARGET_TOC): Plain -fpic does not require a TOC.
+ ({MINIMAL_TOC,CONST}_SECTION_ASM_OP): -fpic should be treated like
+ -mrelocatable in these cases.
+ (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Use sdata_section, not sbss_section.
+
+Fri Nov 1 19:57:13 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (based_loc_descr): Use DBX_REGISTER_NUMBER. The
+ "frame base" is just the frame or stack reg without an offset.
+ (gen_subprogram_die): Likewise.
+ (dwarfout_begin_function): Use DBX_REGISTER_NUMBER.
+
+Fri Nov 1 09:50:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (make_range): Don't merge unsigned case with range
+ containing upper bound; instead merge just with zero and convert
+ a range with no upper bound to opposite one with no lower bound.
+ (merge_ranges): In (+,-) case, don't treat subset specially if
+ the upper bounds are the same; fix typo in others case here.
+
+Thu Oct 31 20:12:13 1996 Jeffrey A Law (law@cygnus.com)
+
+ * fold-const.c (make_range, case PLUS_EXPR): Correct
+ normalization of an unsigned range that wraps around zero.
+
+Thu Oct 31 21:06:37 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * mips/t-iris6 (EXTRA_MULTILIB_PARTS): Define.
+ (EXTRA_PARTS): Don't define.
+
+ * dwarf2out.c (gen_struct_or_union_type_die): Use AT_specification
+ for nested types defined outside their containing class. Lose
+ is_complete.
+ (gen_enumeration_type_die): Lose is_complete.
+ (gen_type_die): Lose is_complete.
+ (add_name_and_src_coords_attributes): Tweak.
+ (gen_subroutine_type_die): Use scope_die_for.
+ (gen_ptr_to_mbr_type_die): Likewise.
+ (gen_subprogram_die): Support AT_artificial.
+ (gen_variable_die): Likewise.
+ (dwarfout_file_scope_decl): Lose finalizing.
+
+Thu Oct 31 18:43:18 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * pa.c (emit_move_sequence): Refine previous change.
+
+Thu Oct 31 13:25:32 1996 Jim Wilson <wilson@cygnus.com>
+
+ * crtstuff.c: Put HAS_INIT_SECTION ifdefs around Irix6 support.
+
+ * tree.c (decl_function_context): Handle QUAL_UNION_TYPE.
+
+ * calls.c (expand_call): Disable special handling for const calls
+ that return a PARALLEL rtx.
+ * expr.c (expand_expr, case CONSTRUCTOR): Don't use a PARALLEL
+ target.
+
+Thu Oct 31 11:45:00 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/t-{ppcgas,ppc,solaris} (EXTRA_MULTILIB_PARTS): Add
+ {e,s}crt{i,n,0}.o.
+ ({stmp,install}-crt): Delete, no longer used.
+ ({,INSTALL_}LIBGCC): Remove {stmp,install}-crt rule.
+
+Thu Oct 31 02:49:58 1996 Torbjorn Granlund <tege@nada.kth.se>
+
+ * i386.md (parallel inc and branch-if-zero/nonzero):
+ Check for -1, not zero.
+
+Wed Oct 30 15:50:49 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (range_binop): Strip NOPs from result and
+ verify it's an INTEGER_CST.
+ (make_range, case BIT_NOT_EXPR): Fix typo in constant for PLUS_EXPR.
+
+ * stor-layout.c (layout_record): Use HOST_WIDE_INT for size.
+
+ * stmt.c (expand_asm_operands): Disallow matching constraints
+ on output and validate the numbers on inputs.
+
+Tue Oct 29 16:21:59 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * gcc.c (process_command,main): Process -specs=file and -specs
+ file after reading the main specs file to allow the user to
+ override the default.
+ (DEFAULT_WORD_SWITCH_TAKES_ARG): Add specs to list.
+ (option_map): Likewise.
+
+Tue Oct 29 15:49:18 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * Makefile.in (stmp-multilib): Pass $flags to s-m-sub in
+ MULTILIB_CFLAGS.
+ (stmp-multilib-sub): Build EXTRA_MULTILIB_PARTS.
+ ($(T)crt*.o): Add $(T), lose stamp-crt rule, use MULTILIB_CFLAGS.
+ (install-multilib): Install EXTRA_MULTILIB_PARTS.
+
+Mon Oct 28 20:09:39 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md (shl_sext_ext): Don't accept simple left/right shift variant.
+ * sh.c (EXT_SHIFT_SIGNED): New macro.
+ (shl_sext_kind, gen_shl_sext): try left shift - sign extend -
+ left shift - arithmetic right shift in case 2.
+
+Mon Oct 28 14:55:42 1996 Jim Wilson <wilson@cygnus.com>
+
+ * configure (sh-*-*): Set float_format to sh.
+ * config/float-sh.h: New file.
+
+Mon Oct 28 14:26:08 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips/mips.h (RTX_COSTS): Add cases for SIGN_EXTEND and ZERO_EXTEND.
+
+ * m68k/lb1sf68.asm: Change # to IMM in udivsi3 __mcf5200__.
+
+ * combine.c (simplify_rtx): Add some optimizations for TRUNCATE.
+ (expand_compound_operation): Add some optimizations for ZERO_EXTEND.
+
+Mon Oct 28 14:11:20 1996 Gavin Koch <gavin@cygnus.com>
+
+ * varasm.c (make_decl_rtl,assemble_variable):
+ Allow named sections for uninitialized variables.
+
+Mon Oct 28 13:08:51 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * pa.c (emit_move_sequence): If reload in progress, replace
+ reference to pseudo with reference to corresponding MEM.
+
+ * c-typeck.c ({un,}signed_type): If can't do anything, call
+ signed_or_unsigned_type.
+ (signed_or_unsigned_type): If already right signedness, return.
+
+Mon Oct 28 13:05:26 1996 Stephen Williams (steve@icarus.com)
+
+ * i960.h: Add specification for -Jx types.
+ * i960/t-960bare: Include multilib support for Jx types.
+
+Mon Oct 28 10:06:00 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/t-{ppc{,gas},solaris} (install-crt): Depend on
+ installdirs, not install-dir.
+
+ * rs6000/sysv4.h (TARGET_TOC): -fpic does not use a TOC area.
+
+Mon Oct 28 09:07:42 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * reload1.c (delete_output_reload): Don't use delete_insn
+ when deleting all stores into a replaced pseudo.
+
+ * sh.md (movsf_ieq, movsf_ie): Merged the former into the latter.
+ Changed matching define_split appropriately.
+ (movsf): Changed appropriately.
+ (reload_insf) Define.
+ * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
+
+Mon Oct 28 08:38:23 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * dsp16xx.h (ASM_OUTPUT_BYTE): Adjust definition to actual type of
+ VALUE, which is HOST_WIDE_INT.
+
+Mon Oct 28 07:36:07 1996 Ulrich Drepper <drepper@cygnus.com>
+
+ * ginclude/stddef.h: Make sure file is processed if some of the
+ known __need_* macros is defined.
+
+Sun Oct 27 21:37:59 1996 J.T. Conklin <jtc@cygnus.com>
+
+ * m68k.c (output_function_prologue): Adjust SP then use movmel with
+ plain address indirect mode for TARGET_5200.
+ (output_function_epilogue): Disable moveml and use several movel's
+ instead for TARGET_5200.
+ (output_function_{pro,epi}logue): Use lea instruction to adjust
+ stack pointer for short displacements for TARGET_5200.
+
+Sun Oct 27 15:27:45 1996 Jeffrey A Law (law@cygnus.com)
+
+ * fold-const.c (merge_ranges): Fix thinko/typo.
+
+Sat Oct 26 22:07:04 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * expr.c (convert_modes): Before returning a const_double for a
+ large unsigned value, zero extend an integer value if necessary.
+
+Sat Oct 26 15:24:55 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * m68k/x-mot3300 (XCFLAGS): Disable native assembler's jump
+ optimization for expr.o and cp/decl.o.
+
+Sat Oct 26 14:04:09 1996 Ben Harris <bjh21@cam.ac.uk>
+
+ * m68k.c (output_function_prologue): Add REGISTER_PREFIX to stack
+ probe instruction.
+
+Sat Oct 26 13:59:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * explow.c (allocate_dynamic_stack_space): Delete reference to
+ nonexistant macro ALLOCATE_OUTGOING_ARGS.
+
+ * next.h (CPP_PREDEFINES): Add -D_NEXT_SOURCE.
+
+Sat Oct 26 13:50:49 1996 Mark Mitchell (mitchell@centerline.com)
+
+ * configure (i486-ncr-sysv4*): Use i386/sysv4gdb if stabs and gas.
+
+Sat Oct 26 12:20:35 1996 John F. Carr <jfc@mit.edu>
+
+ * configure: Support --with-cpu=* for SPARC. Or target default
+ values instead of adding them.
+ * sparc.c (cpu_default): Add entries for v8 and supersparc.
+ * sparc.h: Define TARGET_CPU values for v8 and supersparc.
+
+Sat Oct 26 11:38:01 1996 Kamil Iskra <iskra@student.uci.agh.edu.pl>
+
+ * collect2.c (dump_file): Call fclose for opened files.
+
+Sat Oct 26 11:29:29 1996 J"orn Rennecke (amylaar@cygnus.co.uk)
+
+ * jump.c (jump_optimize): Fix second error in last change.
+
+ * svr3.h: Fix typo which makes comment text be non-comment.
+
+Fri Oct 25 16:18:39 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/t-winnt (LIBGCC1): Don't build libgcc1.
+ (EXTRA_PARTS): Build crti.o, crtn.o.
+ (stmp-crt): Remove old multilib support.
+
+Thu Oct 24 15:09:14 1996 Jim Wilson <wilson@cygnus.com>
+
+ * fold-const.c (make_range, case PLUS_EXPR): Normalize an unsigned
+ range that wraps around 0.
+
+Thu Oct 24 14:37:17 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips.md: Change predicates for 64 bit arithmetic operations
+ so that they accept sign extended registers as operands.
+ (extendsidi2): Accept hi or lo as input.
+ * mips.c (movdi_operand, se_register_operand,
+ se_reg_or_0_operand, se_uns_arith_operand, se_arith_operand,
+ se_nonmemory_operand, se_nonimmediate_operand): New functions.
+ (mips_move_2words): Handle a SIGN_EXTEND source.
+ (print_operand): Handle a SIGN_EXTEND operand.
+ (mips_secondary_reload_class): Handle a SIGN_EXTEND rtx.
+ * mips.h: Declare new mips.c functions.
+ (PREDICATE_CODES): Add new functions.
+
+Thu Oct 24 07:41:14 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (make_range, comparison cases): When making range
+ for unsigned to merge in, use full range.
+
+ * stor-layout.c (GET_MODE_ALIGNMENT): Delete definition; duplicate.
+
+Thu Oct 24 07:28:53 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * reload1.c (emit_reload_insns): Check for second_reloadreg
+ in SECONDARY_OUTPUT_RELOAD_CLASS / PRESERVE_DEATH_INFO_REGNO_P case.
+
+Wed Oct 23 14:27:43 1996 Mike Stump <mrs@cygnus.com>
+
+ * crtstuff.c (__do_global_dtors_aux): Allow finalization code to
+ be run more than once.
+ * libgcc2.c (__do_global_dtors): Ditto.
+
+Wed Oct 23 20:42:23 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (dump_table): handle SFmode and DFmode.
+ (broken_move): handle simple PARALLEL.
+ (machine_dependent_reorg, pc-relative move generation): Likewise.
+ * sh.h (CONST_DOUBLE_OK_FOR_LETTER_P): always true for 'F' .
+ (LEGITIMATE_CONSTANT_P): accept SFmode and DFmode.
+ * sh.md (movdf_k, movsf_i, movsf_ie): new alternative for
+ pc-relative load.
+ (movsf_ieq): new define_insn with matching define_split.
+ (movsf): use it where appropriate.
+ (consttable_sf, consttable_df): new define_insns.
+
+Wed Oct 23 17:48:32 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * svr4.h (MAKE_DECL_ONE_ONLY): Fix typo in use of macro parameter.
+
+Wed Oct 23 17:46:13 1996 Pat Rankin <rankin@eql.caltech.edu>
+
+ * cexp.y (yylex): Cast string literal to U_CHAR* for lookup() call.
+
+Wed Oct 23 14:50:04 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * stmt.c (expand_return): Expand cleanups. Make sure we get pseudo
+ and provide target in non-BLKmode case. Get proper return type of fn.
+
+Wed Oct 23 14:16:06 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * reload.c (find_reloads): Handle any unary operator.
+ * recog.c (constrain_operands): Likewise.
+
+ * mips.md: Remove extendsidi2 define_expand.
+ Rename extendsidi2_internal define_insn to extendsidi2, and add a
+ register to register case.
+
+Wed Oct 23 14:08:31 1996 Jim Wilson <wilson@cygnus.com>
+
+ * a29k.c (a29k_makes_calls): New global variable.
+ (compute_regstack_size, a29k_compute_reg_names): New functions.
+ (output_prolog): Much code moved to two new functions.
+ Use a29k_makes_calls instead of makes_calls.
+ * a29k.h (ASM_DECLARE_FUNCTION_NAME): Call a29k_compute_reg_names.
+
+ * calls.c (expand_call): In target code, move PARALLEL case above
+ target != case.
+
+ * mips.c (block_move_load_store, block_move_sequence): Delete.
+ (block_move_loop): New parameter orig_dest. Call change_address to
+ create new MEM instead of gen_rtx.
+ (expand_block_move): New local orig_dest. Pass it to block_move_loop.
+ Call change_address to create new MEM instead of gen_rtx.
+
+Wed Oct 23 10:30:32 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * loop.c (combine_givs): When combining a DEST_REG giv with its
+ only use, always set the benefit of the combined giv to that of
+ the DEST_REG giv.
+
+ * emit-rtl (gen_lowpart_common): When converting a floating
+ point value into an integer, use WORD as (first) word.
+
+ * combine.c (can_combine_p): When SMALL_REGISTER_CLASSES is defined,
+ avoid substituting a return register into I3.
+
+ * optabs.c (emit_libcall_block): Before adding an REG_EQUAL note,
+ check that it will really apply to a single instruction.
+ (expand_binop, expand_fix): Likewise.
+
+Wed Oct 23 10:20:52 1996 Stephen L Moshier (moshier@world.std.com)
+
+ * real.c (exact_real_inverse): New function, if REAL_ARITHMETIC.
+ * fold-const.c (exact_real_inverse): Likewise, if no REAL_ARITHMETIC.
+ (fold, case RDIV_EXPR): Turn divide by constant into multiplication
+ by the reciprocal, if optimizing and result is exact.
+ * real.h (exact_real_inverse): Declare.
+
+Wed Oct 23 00:12:52 1996 Torbjorn Granlund <tege@nada.kth.se>
+
+ * expr.h (emit_store_flag_force): Declare.
+
+Tue Oct 22 18:32:20 1996 Jim Wilson <wilson@cygnus.com>
+
+ * unroll.c (unroll_loop): Always reject loops with unbalanced blocks.
+
+Tue Oct 22 18:27:06 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * config/fp-bit.c (float_to_usi): Correct thinko: avoid negative shift.
+ (df_to_sf): Remember any discarded nonzero bits in the low order
+ guard bit.
+
+ * ginclude/va-mips.h: Add support for -mips1 and -msoft-float when
+ using -mabi=eabi.
+ * mips/abi64.h (SETUP_INCOMING_VARARGS): When MIPS EABI, handle
+ TARGET_SINGLE_FLOAT or ! TARGET_FLOAT64 correctly when saving
+ floating point registers to the stack.
+ * mips/mips.c (mips_function_value): If TARGET_SINGLE_FLOAT, use
+ GP_RETURN for floating point types larger than 4 bytes.
+
+Tue Oct 22 09:43:49 1996 Geoffrey Noer <noer@cygnus.com>
+
+ * rs6000/cygwin32.h (LIB_SPEC): Add -lkernel32 all of the time,
+ and {user,gdi,comdlg}32 if -mwindows.
+
+Tue Oct 22 05:24:05 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (scope_die_for): Don't skip lexical blocks.
+ (gen_lexical_block_die): Call push_decl_scope.
+ (gen_subprogram_die): Never refer to the function symbol.
+ (dwarfout_begin_prologue): Likewise.
+
+Mon Oct 21 20:22:49 1996 Torbjorn Granlund <tege@nada.kth.se>
+
+ * expmed.c (emit_store_flag_force): New function.
+ * optabs.c (expand_binop): Use it.
+
+ * expr.c (do_store_flag): Don't check if target is 0 in code
+ emitting store flag as compare-branch.
+
+Mon Oct 21 17:58:33 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips.c (override_options): Correct typo (MASK_64BIT should
+ have been TARGET_64BIT).
+
+Mon Oct 21 13:58:54 1996 Jim Wilson <wilson@cygnus.com>
+
+ * unroll.c (loop_comparison_code): New static variable.
+ (unroll_loop): Add check for loop_comparison_code
+ (loop_iterations): Set loop_comparison_code.
+
+ * sh.c (gen_shl_sext): Add missing parameter to shl_sext_kind call.
+
+ * mips.h (INITIAL_FRAME_POINTER_OFFSET): Delete.
+
+ * loop.c (strength_reduce): Add check for ! bl->reversed to
+ auto_inc_opt code.
+
+Mon Oct 21 12:28:15 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * jump.c (jump_optimize): Fix bug in Oct. 14 change.
+
+Mon Oct 21 07:59:16 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (store_expr): Disable optimization of using convert
+ if exp's type is a subtype.
+
+ * c-typeck.c (build_array_ref): If -Wchar-subscripts, also warn
+ in case when pointer is being indexed.
+
+Mon Oct 21 07:39:31 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * jump.c (jump_optimize): Use emit_store_flag even if branches
+ are cheap, if the store is even cheaper.
+
+Sun Oct 20 20:01:09 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * reload1.c (reload_reg_free_p, reloads_conflict): RELOAD_OTHER
+ and RELOAD_FOR_OTHER_ADDRESS conflict.
+
+ * i386.md (ffs[sh]i2): Add missing CC_STATUS_INIT.
+
+Fri Oct 18 13:32:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (float conversion insns): Generate correct code
+ if the bit 15 of rs6000_fpmem_offset is non-zero.
+
+Thu Oct 17 23:22:03 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarfout.c (data_member_location_attribute): Support binfos.
+ (output_inheritance_die): New fn.
+ (output_type): Use it.
+
+ * dwarf2out.c (value_format): Split out from...
+ (output_value_format): Here.
+ (build_abbrev_table): Use value_format.
+ (size_of_locs): New fn.
+ (size_of_die): Don't assume a loc needs a 2-byte length.
+ (value_format, output_die): Likewise.
+
+Thu Oct 17 14:46:14 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips.c (override_options): In 64 bit EABI mode, set TARGET_LONG64.
+
+Thu Oct 17 11:34:51 1996 Bob Manson <manson@cygnus.com>
+
+ * expr.c (do_jump): Conditionalize cleanups for the COND_EXPR case,
+ similarly to the way TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR are
+ handled.
+
+Thu Oct 17 01:20:16 1996 Jim Wilson <wilson@cygnus.com>
+
+ * m68k.h (MASK_68040_ALSO): New macro.
+ (TARGET_SWITCHES): Option -m68020-40 includes MASK_68040_ALSO.
+
+Wed Oct 16 16:25:38 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (scope_die_for): Also support decls, add asserts.
+ (modified_type_die): Modified types all go under comp_unit_die.
+ (add_type_attribute): Just pass context_die through.
+ (various): Revert useless lookup_type_die change.
+ (gen_subprogram_die): Use scope_die_for. Call push_decl_scope.
+ (gen_inlined_subroutine_die): Call push_decl_scope.
+ (gen_struct_or_union_type_die): Likewise.
+ (gen_decl_die): Don't call push_decl_scope.
+
+ * mips/iris6.h (*_SPEC): Replace enumeration of !mabi= with !mabi*.
+ (ASM_OUTPUT_{CON,DE}STRUCTOR): Enable.
+ (STARTFILE_SPEC): Support -mips4, -shared.
+ (ENDFILE_SPEC): Likewise.
+ (LIB_SPEC): Support -shared, avoid warning 84.
+ (LIBGCC_SPEC): Define.
+ (LINK_SPEC): Support -shared, remove -woff 84.
+ * mips/t-iris6 (EXTRA_PARTS): Add crtstuff.
+ * crtstuff.c: Support Irix 6.
+ * configure: Don't use collect2 for Irix 6.
+ * libgcc2.c (__main): Don't use any of this stuff if HAS_INIT_SECTION.
+
+Wed Oct 16 11:46:37 1996 Mike Stump <mrs@cygnus.com>
+
+ * elxsi.h (CHECK_FLOAT_VALUE): Removed.
+
+Wed Oct 16 14:19:38 1996 Jim Wilson <wilson@cygnus.com>
+
+ * iris6.h (CPP_PREDEFINES): Add -D_LONGLONG.
+ (CPP_SPECS): Remove -D_LONGLONG.
+
+Wed Oct 16 03:34:42 1996 Torbjorn Granlund <tege@nada.kth.se>
+
+ * i386.md (parallel inc/dec and branch-if-zero/nonzero): New patterns.
+
+Tue Oct 15 22:28:11 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips.h (enum mips_abi_type): Add ABI_EABI.
+ (CPP_SPEC): Define __mips_soft_float if -msoft-float, and
+ __mips_eabi if -mabi=eabi.
+ (INITIAL_ELIMINATION_OFFSET, CUMULATIVE_ARGS,
+ GO_IF_LEGITIMATE_ADDRESS, CONSTANT_ADDRESS_P, LEGITIMATE_CONSTANT,
+ LEGITIMIZE_ADDRESS): Add support for MIPS EABI.
+ * mips/abi64.h (STACK_BOUNDARY, MIPS_STACK_ALIGN,
+ FUNCTION_ARG_PADDING, RETURN_IN_MEMORY, SETUP_INCOMING_VARARGS):
+ Add support for MIPS EABI.
+ (FUNCTION_ARG_PASS_BY_REFERENCE): Define.
+ (FUNCTION_ARG_CALLEE_COPIES): Define.
+ * mips.c (mips_const_double_ok, function_arg_advance,
+ function_arg, function_arg_partial_nregs, override_options,
+ compute_frame_size): Add support for MIPS EABI.
+ (function_arg_pass_by_reference): New function.
+ * ginclude/va-mips.h: Add support for MIPS EABI.
+
+Tue Oct 15 19:10:08 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * toplev.c (rest_of_type_compilation): Don't write out
+ DWARF for function-scope types yet.
+ (compile_file): Do send vars with no RTL to the DWARF code.
+
+Tue Oct 15 17:54:43 1996 Doug Evans <dje@cygnus.com>
+
+ * loop.c (strength_reduce): Avoid taking PATTERN of a label.
+
+Tue Oct 15 16:52:33 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips/iris6.h: (SUBTARGET_CPP_SIZE_SPEC): Define.
+ (SUBTARGET_CPP_SPEC): Remove definitions of __SIZE_TYPE__ and
+ __PTRDIFF_TYPE__, now in SUBTARGET_CPP_SIZE_SPEC.
+
+Tue Oct 15 11:19:17 1996 Lee Iverson <leei@Canada.AI.SRI.COM>
+
+ * mips.h (CPP_SPEC): Restore -D_LANGUAGE_C for Objective C.
+
+Mon Oct 14 18:03:35 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (gen_decl_die): Do generate dies for classes with -g1.
+ (dwarfout_file_scope_decl): Likewise.
+
+Mon Oct 14 16:31:44 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+
+ * jump.c (jump_optimize): Check for if (...) { x = a; goto l; } x = b;
+
+Mon Oct 14 14:19:49 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (modified_type_die): Don't bother with AT_address_class.
+ (add_data_member_location_attribute): Handle getting a binfo.
+ (add_location_or_const_value_attribute): Handle a decl with no RTL.
+ (add_pure_or_virtual_attribute): Add AT_vtable_elem_location.
+ (add_name_and_src_coords_attributes): Only use DECL_ASSEMBLER_NAME
+ for staticp things.
+ (gen_subprogram_die): Set up AT_inline for abstract decls.
+ (gen_inheritance_die): New fn.
+ (gen_member_die): Also emit info for base classes.
+
+Sat Oct 12 00:07:00 1996 Doug Evans <dje@cygnus.com>
+
+ * fold-const.c (make_range): Handle NULL operand 0 like in BIND_EXPRs.
+
+Fri Oct 11 15:42:22 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * toplev.c (rest_of_compilation): If we did a
+ save_for_inline_copying, reset DECL_ABSTRACT_ORIGIN for the
+ function when we're done.
+
+ * toplev.c (main): DWARF works with C++ now.
+
+ * dwarf2out.c (gen_subprogram_die): Disable MIPS_AT_has_inline
+ support for now.
+
+Fri Oct 11 14:31:10 1996 Torbjorn Granlund <tege@nada.kth.se>
+
+ * dwarfout.c: (output_bound_representation): Fix typo in prototype.
+
+Fri Oct 11 12:19:21 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips.h ({,SUBTARGET_}MIPS_AS_ASM_SPEC): Define.
+ ({GAS,TARGET,SUBTARGET}_ASM_SPEC): Define.
+ (SUBTARGET_ASM_{OPTIMIZING,DEBUGGING}_SPEC): Define.
+ (ASM_SPEC): Rewrite to use above specs.
+ (SUBTARGET_CPP{,_SIZE}_SPEC): Define.
+ (CPP_SPEC): Use above specs. Don't define _LANGUAGE_C if C++ or
+ Objective C.
+ ({,SUBTARGET_}EXTRA_SPECS): Define.
+ * mips/dec-bsd.h ({CPP,ASM}_SPEC): Don't define.
+ * mips/dec-osf1.h (CPP_SPEC): Don't define.
+ (SUBTARGET_CPP_SIZE_SPEC): Define.
+ * mips/elf64.h (CPP_SPEC): Don't define.
+ (SUBTARGET_CPP_SPEC): Define.
+ * mips/gnu.h (TARGET_DEFAULT): Define.
+ (ASM_SPEC): Don't define.
+ * mips/iris3.h (CPP_SPEC): Don't define.
+ (SUBTARGET_CPP_SPEC): Define.
+ * mips/iris4loser.h (ASM_SPEC): Don't define.
+ (SUBTARGET_MIPS_AS_ASM_SPEC): Define.
+ (SUBTARGET_ASM_OPTIMIZING_SPEC): Define.
+ * mips/iris5.h (CPP_SPEC): Don't define.
+ (SUBTARGET_CPP_SPEC): Define.
+ * mips/iris6.h ({CPP,ASM}_SPEC): Don't define.
+ (SUBTARGET_{CPP,ASM,MIPS_AS_ASM,ASM_DEBUGGING}_SPEC): Define.
+ * mips/netbsd.h ({CPP,ASM}_SPEC): Don't define.
+ (SUBTARGET_CPP_SPEC): Define.
+ * mips/osfrose.h ({CPP,ASM,ASM_FINAL}_SPEC): Don't define.
+ (SUBTARGET_CPP{,_SIZE}_SPEC): Define.
+ * mips/sni-svr4.h (CPP_SPEC): Don't define.
+ (SUBTARGET_CPP_SIZE_SPEC): Define.
+
+Thu Oct 10 17:58:49 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * mips/iris6.h (ASM_OUTPUT_SECTION_NAME): Define.
+ (DWARF_OFFSET_SIZE): Define.
+
+ * dwarf2out.c (most everywhere): Support SGI/MIPS -mabi=64 by fixing
+ code which assumed pointers are 4 bytes long, parameterizing many
+ sizes on DWARF_OFFSET_SIZE and using DELTA instead of DELTA4,
+ DATA instead of DATA4, FORM_ref instead of FORM_ref4.
+ (DWARF_ROUND, UNALIGNED_DOUBLE_INT_ASM_OP): New macros.
+ (UNALIGNED_WORD_ASM_OP, ASM_OUTPUT_DWARF_DELTA): Likewise.
+ (ASM_OUTPUT_DWARF_DATA, DW_FORM_data, DW_FORM_ref): New macros.
+ (gen_variable_die): Only equate_decl_number_to_die if
+ decl is TREE_STATIC.
+ (get_AT): Fix thinko.
+
+ * dwarf2out.c (constant_size): New fn.
+ (size_of_die): Use it instead of assuming 4 bytes.
+ (output_value_format, output_die): Likewise.
+ (build_abbrev_table): Need new abbrev if size of constant differs.
+ (dwarf_attr_name): Add new SGI/MIPS extensions.
+ (gen_subprogram_die): Support DW_AT_MIPS_has_inlines.
+ (gen_inlined_subroutine_die): Likewise.
+
+Thu Oct 10 16:38:58 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips.md (mov[sd]fcc): Use register_operand, not reg_or_0_operand,
+ for source predicates.
+
+Thu Oct 10 15:19:38 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (floatsidf2_load): For large stack frames, do not
+ generate an illegal memory reference.
+ (movdi, movdf define_splits): Fix code so that it works for either
+ big or little endian hosts generating code for either big or
+ little endian targets.
+
+ (from Jim Wilson)
+ * rs6000.c (rs6000_save_toc_p): Delete global variable.
+ (rs6000_{save,restore}_machine_status): Do not save/restore it.
+ (rs6000_init_expanders): Do not initialize it.
+ (rs6000_stack_info): Always create TOC save space.
+
+ * rs6000.md (NT indirect call insns): Do not set
+ rs6000_save_toc_p.
+
+ * rs6000.h (rs6000_save_toc_p): Delete declaration.
+
+Wed Oct 9 18:06:54 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips.h (EMPTY_FIELD_BOUNDARY): Define as 32.
+ * mips/abi64.h (EMPTY_FIELD_BOUNDARY): Don't define.
+
+ * mips/abi64.h (TARGET_DEFAULT, TARGET_LONG64, CPP_PREDEFINES,
+ CPP_SPEC): Move from here...
+ * mips/iris6.h: ...to here.
+
+Wed Oct 9 16:43:51 1996 Jim Wilson <wilson@cygnus.com>
+
+ * configure (i[3456]86-dg-dgux): Use install-headers-cpio.
+
+ * expr.c (store_constructor): Delete unnecessary increment.
+
+Wed Oct 9 16:29:22 1996 Gavin Koch <gavin@cetus.cygnus.com>
+
+ * cccp.c (do_include): Treat ENOTDIR like ENOENT when an open fails.
+
+Wed Oct 9 16:26:57 1996 Paul Eggert <eggert@twinsun.com>
+
+ * gcc.c (default_compilers): -ansi no longer implies -$ to cpp.
+ * c-lex.c (yylex): Treat `$' just like `_', except issue a
+ diagnostic if !dollars_in_ident or if pedantic.
+ * c-decl.c (dollars_in_ident): DOLLARS_IN_IDENTIFIERS is now Boolean.
+ (c_decode_option): -fdollars-in-identifiers is now independent
+ of -ansi, of -traditional, and of DOLLARS_IN_IDENTIFIERS.
+ * cexp.y (initialize_random_junk): Ignore DOLLARS_IN_IDENTIFIERS.
+ * cccp.c (dollars_in_ident): Remove; replaced by is_idchar['$'].
+ (main): Initialize is_idchar and is_idstart directly when given -$.
+ Ignore DOLLARS_IN_IDENTIFIERS.
+ (rescan): Diagnose $ in identifier if pedantic.
+ (initialize_char_syntax): Assume $ is allowed in identifier;
+ `main' will change this if -$ is given.
+ * cpplib.h (DOLLARS_IN_IDENTIFIERS): Remove.
+ * cpplib.c (cpp_options_init): Ignore DOLLARS_IN_IDENTIFIERS.
+ (parse_name): Diagnose $ in identifier if pedantic.
+ (cpp_handle_options): -traditional no longer messes with
+ dollars_in_ident.
+ * i386/dgux.h, m68k/apollo68.h (DOLLARS_IN_IDENTIFIERS): Remove.
+ * m88k.h, mips.h, nextstep.h, pa.h (DOLLARS_IN_IDENTIFIERS): Remove.
+ * vax/ultrix.h, vax/vms.h (DOLLARS_IN_IDENTIFIERS): Remove.
+ * convex.h (OVERRIDE_OPTIONS): Don't need to set
+ dollars_in_ident any more, since -ansi doesn't change it.
+
+Wed Oct 9 07:35:47 1996 Doug Evans <dje@cygnus.com>
+
+ * Allow prefix attributes in more places.
+ * c-parse.in: Update number of shift/reduce conflicts.
+ ({typed_declspecs,reserved_declspecs,declmods}_no_prefix_attr): New.
+ (current_declspecs): Initialize to NULL_TREE.
+ (fndef): Pass current_declspecs, not $1, to start_function.
+ (old_style_parm_decls): Renamed from xdecls.
+ (datadecl, declmods): Add references to new rules.
+ (setspecs): Call split_specs_attrs.
+ (absdcl1): Remove case with setattrs.
+ * c-common.c (split_specs_attrs): New function.
+
+Wed Oct 9 05:48:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * sdbout.c: Include defaults.h.
+ * Makefile.in (sdbout.o): Make dependency list match included files.
+
+ * fold-const.c (range_test): Function deleted.
+ (range_binop, make_range, build_range_check): New functions.
+ (merge_ranges, fold_range_test): Likewise.
+ (fold_truthop): No longer call range_test.
+ (fold, case TRUTH_{AND,OR}{,IF}_EXPR): Call fold_range_test.
+
+Tue Oct 8 22:03:32 1996 Torbjorn Granlund <tege@nada.kth.se>
+
+ * configure: Set cpu_type for pyramid.
+
+Tue Oct 8 21:54:04 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * final.c (final_start_function): Call dwarfout_begin_prologue.
+
+ * dwarf2out.c (pubname_*, arange_*): New data for .debug_pubnames
+ and .debug_aranges sections.
+ (add_pubname): New fn.
+ (size_of_pubnames): Reimplement.
+ (output_pubnames): Likewise.
+ (add_arange): New fn.
+ (size_of_aranges): Include function sections.
+ (output_aranges): Likewise.
+ (gen_variable_die): Call add_pubname.
+ (add_name_and_src_coords_attributes): Use DECL_ASSEMBLER_NAME for now.
+ (decl_start_label): Renamed from function_start_label.
+ (gen_subprogram_die): If weak or one_only, use a local label for
+ AT_low_pc. Call add_pubname and add_arange.
+ (dwarfout_begin_prologue): New fn. Start up FDE here.
+ (dwarfout_begin_function): Not here.
+ (get_AT): Split out. Look in specification and abstract_origin DIEs.
+ (get_AT_low_pc, get_AT_string, get_AT_flag, get_AT_unsigned,
+ get_AT_hi_pc): Use it.
+ (dwarfout_finish): Variables can produce pubnames, too.
+
+Tue Oct 8 19:35:40 1996 Torbjorn Granlund <tege@nada.kth.se>
+
+ * m88k/dgux.h (CPP_SPEC): Avoid newline in the string.
+
+ * final.c (final): Update insn_current_address before calling
+ final_scan_insn.
+
+Tue Oct 8 17:52:02 1996 Jim Wilson <wilson@cygnus.com>
+
+ * unroll.c (unroll_loops): Set local_regno only if set_dominates_use
+ returns true.
+ (set_dominates_use): New function.
+
+Tue Oct 8 16:01:37 1996 Doug Evans <dje@cygnus.com>
+
+ * c-typeck.c (decl_constant_value): Delete test for ! TREE_PUBLIC.
+
+Tue Oct 8 10:36:44 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (hppa_legitimize_address): Remove test code accidentally left
+ in during last change.
+
+Mon Oct 7 19:55:02 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sched.c (schedule_block): Before scheduling, add code to make all
+ call used regs not fixed or global live when we see a CALL_INSN.
+ During scheduling, change existing code to use same test.
+
+ * varasm.c (bss_section): Delete unused parameters.
+
+Mon Oct 7 16:24:21 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2.h: Add new SGI/MIPS attributes.
+
+ * dwarf2out.c (*_separate_line_info_*): Parallel line number
+ information for functions defined in sections other than .text.
+ (size_of_line_info): Support it.
+ (output_line_info, dwarfout_line): Likewise.
+ (gen_compile_unit_die): Don't add high/low_pc or stmt_list
+ attributes here.
+ (dwarfout_finish): Add them here if appropriate.
+ (remove_AT): Free removed attribute properly.
+ (gen_type_die): Don't assume a nested type is complete.
+ (dwarfout_finish): Don't emit line info if it would be empty.
+
+ * dwarfout.c (output_block): Don't emit a DIE for a body block.
+ (output_decls_for_scope): Don't increment next_block_number for the
+ outer block.
+ (output_decl): Start from the outer block, not
+ the first inner block since there can be more than one in C++.
+ (type_tag): Handle C++ TYPE_NAME.
+ (output_type): Fix handling of TYPE_METHODS.
+ (output_decl): Don't output a DIE for artificial typedefs.
+
+Mon Oct 7 15:47:29 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (movdi define_splits): Fix previous change to work
+ on both little and big endian hosts.
+
+Sun Oct 6 16:52:34 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.h (combinable_fsub): Don't return without a value.
+
+Sun Oct 6 14:05:39 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (mov{df,di} define_splits): Use split_double to
+ properly split CONST_DOUBLEs.
+ (movdi): Likewise.
+
+Sat Oct 5 08:43:14 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * i386/cygwin32.h (LIB_SPEC): Add support for -mwindows.
+ Always pass -lkernel32.
+ (LIBGCC_SPEC): Don't delete.
+ (STARTFILE_SPEC): Remove always-true conditionalization.
+ (LONG_DOUBLE_TYPE_SIZE): Use default.
+
+Fri Oct 4 17:22:53 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * toplev.c (rest_of_type_compilation): Don't emit DWARF for member
+ types of a type we haven't emitted yet.
+ (compile_file): Still emit DWARF for pending tagged types.
+
+ * final.c (final_scan_insn): Do emit DWARF labels for level 1 blocks.
+
+ * dwarf2out.c (gen_subprogram_die): Start from the outer block, not
+ the first inner block since there can be more than one in C++.
+ (gen_lexical_block_die): Keep track of the block depth.
+ (gen_block_die): Don't emit a DIE for a body block.
+ (gen_inlined_subroutine_die): Don't emit anything for an
+ abstract instance.
+ (decls_for_scope): Don't increment next_block_number for the
+ outer block.
+
+Fri Oct 4 15:27:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.h (PRESERVE_DEATH_INFO_REGNO_P): Define.
+
+ * sh.c (sfunc_uses_reg): New function.
+ (noncall_uses_reg, machine_dependent_reorg, final_prescan_insn):
+ Handle special functions like function calls for purposes of relaxing.
+ (noncall_uses_reg): Added some missing cases of registers
+ being used in non-call instructions.
+
+Fri Oct 4 10:51:40 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c: Tear out backchaining brain damage.
+ (remove_AT, remove_children): New functions.
+ (modified_type_die): Call gen_type_die instead of backchaining.
+ (gen_subprogram_die): Don't generate a new specification DIE for
+ member functions defined in the class; use the declaration DIE instead.
+ (gen_struct_or_union_type_die): Support DW_AT_declaration.
+ (gen_type_die): Don't set TREE_ASM_WRITTEN on incomplete structs.
+ (gen_decl_die): Revert previous change; it's much simpler to emit
+ the class from rest_of_type_compilation.
+
+Fri Oct 4 09:54:21 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * Make sure we have enough registers for the insns we recognize.
+ * i386.h (flag_omit_frame_pointer, outer_function_chain): Declare.
+ (current_function_calls_alloca): Likewise
+ (rtx_equal_function_value_matters): Likewise
+ (N_REGS_USED, N_ALLOCATABLE_REGISTERS): Define.
+
+ * i386.md (adddi3_1, subdi3_1): Insns renamed from adddi3 and subdi3;
+ added missing earlyclobbers.
+ (adddi3_1): Removed duplicates from commutativity.
+ (adddi3, subdi3): New define_expands.
+ (movsf, movsf_mem, movsf_normal, movdf, movdf_mem , movdf_mem+1): Take
+ number of used vs. available registers into account.
+ (movxf, movxf_mem, movxf_mem+1, addsidi3_1, addsidi3_2): Likewise.
+ (adddi3_1, subsidi3, subdi3_1): Likewise.
+ (addsidi3_1, addsidi3_2, subsidi3): Need no generate function.
+
+ * i386.c (asm_output_function_prefix): Don't use
+ ASM_DECLARE_FUNCTION_NAME if it is not defined.
+
+Fri Oct 4 07:01:55 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * stor-layout.c (layout_decl): Don't turn off DECL_BIT_FIELD
+ if DECL's alignment is less than its type.
+
+Thu Oct 3 19:42:30 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * toplev.c (rest_of_type_compilation): Also do this for DWARF.
+ (compile_file): Don't try to write out DWARF for vars with no RTL.
+
+Thu Oct 3 18:31:28 1996 Doug Evans <dje@cygnus.com>
+
+ * ginclude/{stdarg.h,varargs.h}: Use #include "", not #include <>.
+
+Wed Oct 2 17:29:53 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * fixincludes: Add a hack to the big sed script to work around a
+ bug in the sed implementation on HP/UX 10.20.
+
+Wed Oct 2 16:53:56 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (modified_type_die): Don't generate redundant DIEs.
+ (gen_{array,pointer,reference,ptr_to_mbr}_type_die): Likewise.
+ (gen_{subroutine,string,set}_type_die): Likewise.
+
+ * dwarf2out.c: Undo text_end_label, add_src_coords changes.
+ (addr_const_to_string): Fix typos.
+ (decl_class_context, get_AT_unsigned): New functions.
+ (gen_subprogram_die): Only emit src coords info for a specification
+ if they changed.
+ (gen_variable_die): Support DW_AT_declaration and DW_AT_specification.
+ (gen_decl_die): Avoid generating redundant DIEs for member functions
+ and variables.
+
+Wed Oct 2 11:22:50 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.h (EXTRA_CONSTRAINT): Loosen conditions for match of
+ 'Q' and 'T' while reload is running.
+ * pa.c (hppa_legitimize_address): Rework to generate more
+ indexed and scaled indexed addressing.
+ * pa.md (scaled indexed store): Add define_splits to undo
+ pessimizations created by hppa_legitimize_address for integer stores.
+
+ * pa.c (remove_useless_addtr_insns): New function.
+ (pa_reorg): Delete code to remove useless add,tr insns.
+ Instead call remove_useless_addtr_insns.
+ (output_function_prologue): Call remove_useless_addtr_insns
+ to catch any add,tr insns created by reorg.
+
+ * pa.c (secondary_reload_class): Remove duplicate/useless code.
+
+ * pa.h (PARSE_LDD_OUTPUT): Handle output from hpux10.20 "chatr".
+
+Tue Oct 1 17:23:32 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dwarf2out.c (text_end_label): New static.
+ (size_of_line_info): The final entry is smaller.
+ (output_aranges): Use TEXT_SECTION instead of TEXT_BEGIN_LABEL and
+ text_end_label instead of TEXT_END_LABEL.
+ (gen_compile_unit_die): Likewise.
+ (output_line_info): Likewise. Use a fixed advance for the last entry.
+ (dwarfout_init): Don't output starting labels.
+ (dwarfout_finish): Set up text_end_label. Don't output ending labels.
+
+ (add_pure_or_virtual_attribute): Don't say pure virtual for now.
+ (type_tag): Handle C++ TYPE_NAME.
+ (gen_formal_parameter_die): Support DW_AT_artificial.
+ (gen_formal_types_die): Do emit the type for 'this'.
+ (gen_member_die): Fix handling of TYPE_METHODS.
+ (gen_decl_die): Do output a DIE for member function declarations.
+ Don't output a DIE for artificial typedefs.
+
+ (add_member_attribute): Remove, not in DWARF-II.
+ (gen_array_type_die): Remove ref to add_member_attribute.
+ (gen_set_type_die, gen_entry_point_die, gen_enumeration_type_die,
+ gen_subprogram_die, gen_variable_die, gen_field_die,
+ gen_pointer_type_die, gen_reference_type_die, gen_ptr_to_mbr_type_die,
+ gen_string_type_die, gen_struct_or_union_type_die,
+ gen_subroutine_type_die, gen_typedef_die): Likewise.
+
+ (get_AT_flag): New fn.
+ (add_src_coords_attributes): Split out...
+ (add_name_and_src_coords_attributes): From here.
+ (gen_subprogram_die): Support DW_AT_declaration and
+ DW_AT_specification.
+
+ (gen_compile_unit_die): Don't emit full pathname for source file;
+ comment claimed that SGI required it, but they don't emit it either.
+ Append -g to producer rather than replacing it.
+
+Tue Oct 1 14:19:23 1996 Jim Wilson <wilson@cygnus.com>
+
+ * gcc.c (used_arg): When call xmalloc for mswitches, pass 1 if
+ n_switches is zero.
+
+Mon Sep 30 17:46:26 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (gen_shl_and, gen_shl_sext): Use gen_lowpart to
+ generate rtx in the appropriate mode for zero/sign-extension.
+ Don't generate a zero bit shift.
+ (gen_shl_sext) Directly use gen_ashift instead of gen_ashrsi3.
+
+Mon Sep 30 17:17:56 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * fixinc.svr4: In math.h, redefine exception to __math_exception
+ for C++, to avoid conflict with <exception>.
+ * fixincludes: Likewise.
+ Fix check for class in math.h to not match fp_class.
+
+Mon Sep 30 17:15:19 1996 Jim Wilson <wilson@cygnus.com>
+
+ * iris6.h (ASM_SPEC): Add -w.
+ (STARTFILE_SPEC): Add mips3 to n32 pathnames.
+ Add -L/usr/lib32/mips for n32 cases.
+ (ENDFILE_SPEC): Add mips3 to n32 pathnames.
+
+Mon Sep 30 13:20:31 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * genopinit.c (gen_insn): Look through the modes in reverse order,
+ to avoid stopping early on CC when EXTRA_CC_MODES is used.
+
+ * fixincludes: Add extern "C" to <sys/mman.h> on HP/UX.
+
+Sun Sep 29 12:39:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * c-typeck.c (pointer_diff): Do not do default conversions when
+ doing the minus expression, in case restype is a short type.
+
+Sun Sep 29 11:22:10 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.c (build_complex): Add new argument, TYPE.
+ * tree.h (build_complex): Likewise.
+ * c-lex.c (yylex): Add new arg, TYPE, to call to build_complex.
+ * fold-const.c (const_binop): Likewise.
+ (fold, case CONJ_EXPR, COMPLEX_EXPR): Likewise.
+ * varasm.c (copy_constant, case COMPLEX_CST): Likewise.
+ * expr.c (expand_expr, case COMPONENT_REF): Don't try to directly
+ load a complex.
+ * recog.c (register_operand): Don't reject subreg of complex mode.
+ * emit-rtl.c (mark_user_reg): New function.
+ * function.c (assign_parms): Use it.
+ * stmt.c (expand_decl): Likewise, and simplify code.
+
+ * tree.c (contains_placeholder): Return 1 for PLACEHOLDER_EXPR.
+
+ * expr.c (store_expr): memset/bzero gets ptr_mode, not Pmode.
+
+ * stmt.c (expand_asm_operands): Fix errors in previous patches.
+
+ * x-linux: Simplify, but ensure headers aren't changed.
+
+ * getpwd.c: No longer include direct.h for _WIN32.
+
+ * configure (i[3456]86-*-isc*): Remove bogus echo.
+ (m68k-apple-aux*): a-ux.h renamed from aux.h.
+ (CC): Escape "$" char in "no-symlink" case for bash/cygwin32 bug.
+
+ * Makefile.in (installdirs): Renamed from install-dir.
+ Create $(prefix) and $(exec_prefix) if doesn't exist.
+ (install-float): Reflect new name for installdirs.
+ (install-{common,info,man,libgcc,multilib,libobjc}): Likewise.
+ (install-{include-dir,assert-h,collect2}): Likewise.
+
+ * reload1.c (gen_reload): Handle SUBREG in PLUS specially too.
+ Change calls to emit_move_insn to recursive calls.
+
+ * stmt.c (fixup_gotos): When running undefined labels, if no cleanup
+ actions for this block, don't clear BEFORE_JUMP.
+
+Fri Sep 27 13:48:21 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * c-decl.c (init_decl_processing): Create short int types before
+ creating size_t in case a machine description needs to use
+ unsigned short for size_t.
+
+Fri Sep 27 12:28:54 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * gcc.c (do_spec_1): Allow -A in %[Spec].
+
+ * i386.h (CPP_CPU_SPEC): New. Added for defining the submodel.
+
+ * i386.c (asm_output_function_prefix, function_prologue,
+ ix86_expand_prologue): Make the routine that sets the GOT (when pic
+ is enabled) a function, to assist debugging.
+
+ * i386.md (gen_prologue_get_pc): Call the function created above.
+ (divdf3): Added.
+
+ * i386/dgux.h (CPP_PREDEFINES, CPP_SPEC): Reference CPP_CPU_SPEC.
+ Use svr4 assembler directive .backalign instead of .align.
+ (align to x bytes if it takes no more than y bytes to do so.)
+
+ * i386/{aix386ng.h,dgux.h} (CPP_SPEC): Use %[cpp_cpu].
+ * i386/{freebsd-elf,gas,isc,linux-aout}.h: Likewise.
+ * i386/{linux-oldld,linux,osfelf,osfrose,sco,sco4}.h: Likewise.
+ * i386/{sco4dbx,sco5,sol2,sysv3}.h: Likewise.
+
+Thu Sep 26 17:58:34 1996 Torbjorn Granlund <tege@matematik.su.se>
+
+ * m68k.md (mulsidi3 matcher): Change predicate const_int_operand
+ to const_sint32_operand. Get rid of bogus range condition.
+
+Thu Sep 26 17:12:00 1996 Jim Wilson <wilson@cygnus.com>
+
+ * Makefile.in (stmp-int-hdrs): Don't cd to srcdir before copying
+ header files to objdir.
+
+Wed Sep 25 21:22:57 1996 Jeffrey A Law (law@cygnus.com)
+
+ * h8300.h (FIRST_PSEUDO_REGISTER, ARG_POINTER_REGNUM): Bump up by one.
+ (FIXED_REGISTERS): Add entry for MAC register.
+ (CALL_USED_REGISTERS, REG_ALLOC_ORDER): Likewise.
+ (HARD_REGNO_NREGS): Handle MAC register.
+ (HARD_REGNO_MODE_OK, REGNO_OK_FOR_BASE_P, REGISTER_NAMES): Likewise.
+ (enum reg_class): New MAC_REGS register class.
+ (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Corresponding changes.
+ (REG_CLASS_FROM_LETTER): Likewise.
+ (REGISTER_MOVE_COST): Make copies to/from MAC register expenseive.
+ (CONDITIONAL_REGISTER_USAGE): Define.
+ * h8300.md (movsi_h8300hs): Renamed from movsi_h8300h.
+ Handle moves to/from the MAC register.
+ (mac): Two new patterns to use the mac instruction.
+
+ * h8300.c (notice_update_cc): Fix CC_SET case.
+ (restore_compare_p): Remove unused function.
+ * h8300.md: Handle "set" vs "set_zn_c0" correctly.
+ (bCC patterns): No longer need to call restore_compare_p.
+
+ * h8300.c (get_shift_alg): Fix HImode ASHIFTRT by 13 or 14 bits.
+
+Wed Sep 25 18:52:19 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md (insv): New pattern.
+
+Wed Sep 25 16:47:26 1996 Doug Evans <dje@seba.cygnus.com>
+
+ * sparc/t-sunos41 (MULTILIB_{OPTIONS,DIRNAMES,MATCHES}): Create
+ multilib versions of -fpic and -fPIC.
+ (TARGET_LIBGCC2_CFLAGS): Comment out.
+
+ * sparc.c (print_operand): Handle new codes H/L.
+ * sparc.md (lo_sum_di_sp32): Add little endian support.
+ (adddi3_sp32,subdi3_sp32,mulsidi3_sp32,const_mulsidi3): Likewise.
+ (umulsidi3_sp32,const_umulsidi3,smacdi,umacdi,anddi3_sp32): Likewise.
+ (iordi3_sp32,xordi3_sp32,negdi2_sp32): Likewise.
+
+Wed Sep 25 15:32:35 1996 Jim Wilson <wilson@cygnus.com>
+
+ * expmed.c (store_bit_field): Don't make flag_force_mem disable insv
+ for memory operands.
+
+ * function.c (instantiate_decl): Always store addr back into x.
+
+Tue Sep 24 19:37:00 1996 Jim Wilson <wilson@cygnus.com>
+
+ * reload.c (push_secondary_reload): Do strip paradoxical SUBREG
+ even if reload_class is CLASS_CANNOT_CHANGE_SIZE. Change reload_mode
+ to mode in SECONDARY_MEMORY_NEEDED and get_secondary_mem calls.
+
+ * reload1.c (emit_reload_insns): For output part of RELOAD_OTHER,
+ emit after RELOAD_FOR_OUTPUT, in reverse order of reload number,
+ but not separately.
+
+Tue Sep 24 18:13:07 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * expr.c (emit_group_load): Allow target to be smaller than source.
+
+Tue Sep 24 17:40:39 1996 Doug Evans <dje@cygnus.com>
+
+ * m68k/a-ux.h: Renamed from aux.h because of MSDOS.
+
+Tue Sep 24 08:33:53 1996 David S. Miller (davem@caip.rutgers.edu)
+
+ * tree.c (copy_node): Fix error in last change.
+
+Tue Sep 24 08:29:03 1996 James G. Smith <jsmith@cygnus.co.uk>
+
+ * gcc.c (used_arg): Fix multilib_matches parsing to not corrupt
+ entry parameter.
+
+Tue Sep 24 08:22:18 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * loop.c (get_condition): Use rtx_equal_p to compare rtx.
+
+Tue Sep 24 08:14:01 1996 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
+
+ * integrate.c (expand_inline_function): Avoid creating paradoxical
+ subreg wider than BITS_PER_WORD as inlined function result.
+
+Tue Sep 24 08:00:15 1996 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (struct directive, directive_table, handle_directive):
+ pass_thru now 1 for #define and 2 for #pragma.
+ (handle_directive): When deciding whether to suppress comment at end
+ of directive, ignore tabs and spaces after comment. Remove redundant
+ limit test. With -dD -C, copy comment when isolating definition.
+ (skip_to_end_of_comment): With -C, don't copy newline at end
+ of C++ comment.
+
+ * fixinc.ptx, fixinc.svr4, fixincludes: Insert newlines just before
+ end of 'sed' command strings if last 'sed' command is 'a' or 'i'.
+
+Tue Sep 24 07:28:58 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * toplev.c (PREFERRED_DEBUGGING_TYPE): If no debugging formats are
+ supported, set to NO_DEBUG.
+ (main): Don't do setting of PREFERRED_DEBUGGING_TYPE here.
+
+Mon Sep 23 22:45:15 1996 Sean McNeil <sean@mcneil.com>
+
+ * rs6000/vxppc.h, sparc/vxsim.h: New files.
+ * configure (powerpc-*-vxworks*, sparc-*-vxsim*): New targets.
+ * objc/objc.h (BOOL): Define BOOL as int for VxWorks.
+
+Mon Sep 23 21:23:27 1996 Klaus K"ampf (kkaempf@progis.de)
+
+ * explow.c (promote_mode, case REFERENCE_TYPE): New case.
+
+Mon Sep 23 21:15:43 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * c-decl.c (finish_struct): Check PCC_BITFIELD_TYPE_MATTERS value.
+
+ * dbxout.c (dbxout_symbol): Fix forgotten case in last change:
+ check DECL_ARTIFICIAL also when using the short cut way.
+
+Mon Sep 23 15:55:24 1996 David S. Miller (davem@caip.rutgers.edu)
+
+ * tree.c (copy_node): Abort if don't know size of node.
+
+ * tree.c (build1): Clean up initialization of OBSTACK.
+
+Mon Sep 23 15:35:33 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * Makefile.in (stmp-multilib): Depend on $(LANG_LIB2FUNCS).
+
+ * dbxout.c (dbxout_function): Don't check DECL_SECTION_NAME before
+ calling dbxout_function_end.
+
+Mon Sep 23 14:41:12 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * combine.c (can_combine_p): Even if SMALL_REGISTER_CLASSES,
+ know lifetime not extended if all_adjacent set.
+
+ * stmt.c (expand_asm_operands): Handle '+' constraint.
+ * cse.c (fold_rtx): Fold inside ASM_OPERANDS.
+
+ * expr.c (expand_increment): If postincrement for MEM can't use add
+ directly, load address in reg and enqueue increment and store of reg.
+
+ * loop.c (check_dbra_loop): Don't assume label must be second part of
+ if_then_else in condjump.
+
+ * jump.c (jump_optimize): In no-nop move deletion, don't test
+ PRESERVE_DEATH_INFO_REGNO_P; instead test if optimization is performed.
+ Check for REG_UNUSED note on to-be deleted insn before searching for
+ preceding instruction to delete note from.
+ If PRESERVE_DEATH_INFO_REGNO_P is true for SREG, replace INSN with USE.
+
+ * reload1.c (reload): Initialize the previous_offset fields
+ in reg_eliminate before calling setup_save_areas.
+
+ * reload1.c (emit_reload_insns): Declare and set this_reload_insn.
+
+ * expr.c (var_rtx): New function.
+ (expand_expr, case COND_EXPR): Also use target if same as singleton.
+
+Mon Sep 23 14:22:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * recog.c (constrain_operands): Don't test clobbered constraints.
+
+ * reload1.c (emit_reload_insns): For output part of RELOAD_OTHER,
+ put in front of anything previous for that output, but not separately.
+
+Sun Sep 22 21:06:46 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-common.c (decl_attribtes, case A_SECTION): Allow for static
+ local variable.
+
+Sun Sep 22 11:30:27 1996 Christian Iseli (christian.iseli@di.epfl.ch)
+
+ * expr.c (convert_move): Replace explicit checks for FP extend ops
+ with use of can_extend_p.
+ Add missing tests for FP trunc operations.
+
+Sun Sep 22 11:20:02 1996 Pat Rankin <rankin@eql.caltech.edu>
+
+ * dwarfout.c (DWARF_VERSION): Define as 1 if not already defined.
+ * dwarf2out.c (DWARF_VERSION): Likewise.
+
+Sun Sep 22 11:12:20 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+
+ * c-decl.c (pushdecl): Check new declaration actually conflicts before
+ warning about implicit external vs. static declarations.
+
+ * loop.c (combine_givs): Improve combining DEST_REG giv with only use.
+
+Sun Sep 22 10:50:03 1996 Scott Christley <scottc@net-community.com>
+
+ * Create consistent mechanism for memory allocation and release
+ so that garbage collection routines can be easily subsititued
+ for the ANSI standard malloc, realloc, free, etc.
+ * objc/archive.c: Replace use of __objc_xmalloc and free
+ with objc_malloc and objc_free.
+ * objc/hash.c: Replace use of __objc_xcalloc and free
+ with objc_calloc and objc_free.
+ * objc/init.c: Replace use of free with objc_free.
+ * objc/misc.c (objc_malloc): Renamed from __objc_xmalloc.
+ (objc_realloc): Renamed from __objc_realloc.
+ (objc_atomic_malloc, objc_valloc): New functions.
+ (objc_calloc): Renamed from __objc_calloc.
+ (objc_free): New function.
+ * objc/objc-api.h (_objc_malloc): New function pointer.
+ (_objc_atomic_malloc, _objc_valloc): Likewise.
+ (_objc_realloc, _objc_calloc, _objc_free): Likewise
+ * objc/objc-list.h: Replace use of __obj_xmalloc and free
+ with objc_malloc and objc_free.
+ * objc/objects.c: Likewise.
+ * objc/sarray.c: Replace use of __objc_xmalloc and free
+ with objc_malloc and objc_free.
+ * objc/sarray.h (__objc_xmalloc, __objc_xrealloc): Delete.
+ * objc/selector.c: Replace use of __objc_xcalloc, __objc_xrealloc,
+ and __objc_xmalloc with objc_calloc, objc_realloc, and objc_malloc.
+ * objc/thr-decosf1.c: Replace use of __objc_xmalloc and free
+ with objc_malloc and objc_free.
+ * objc/thr-irix.c, objc/thr-mach.c, objc/thr-os2.c: Likewise.
+ * objc/thr-posix.c, objc/thr-pthreads, objc/thr-single: Likewise.
+ * objc/thr-solaris.c, objc/thr-win32.c, objc/thr.c: Likewise.
+
+Sun Sep 22 05:26:01 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * configure: Set up LANG_LIB2FUNCS and LANG_EXTRA_HEADERS.
+ * Makefile.in (libgcc2.a): Include LANG_LIB2FUNCS.
+ (USER_H): Add LANG_EXTRA_HEADERS.
+ (LANG_LIB2FUNCS): New macro.
+ (LANG_EXTRA_HEADERS): New macro.
+ (stmp-int-hdrs): Don't hardwire ginclude.
+ (stamp-objlist): Don't depend on Makefile.
+
+Sat Sep 21 18:00:10 1996 Stephen L Moshier (moshier@world.std.com)
+
+ * alpha.md (alpha_swapped_comparison_operator pattern): Fix asm
+ operand typo in last change.
+
+Sat Sep 21 07:11:51 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * defaults.h (ASM_OUTPUT_LABELREF): Provide default definition
+ if not already defined.
+ * 1750a.h (USER_LABEL_PREFIX): Define instead of ASM_OUTPUT_LABELREF.
+ * a29k.h, alpha.h, convex.h, dsp16xx.h, elxsi.h, fx80.h: Likewise.
+ * gmicro.h, h8300.h, i386/sun386.h, i860.h, i960.h, ns32k.h: Likewise.
+ * pdp11.h, pyr.h, romp.h, sh.h, sparc.h, spur.h, tahoe.h: Likewise.
+ * vax.h, we32k.h: Likewise.
+ * i386/att.h (USER_LABEL_PREFIX): Redefine, not ASM_OUTPUT_LABELREF.
+ * i386/bsd.h, i386/lynx.h, i386/sco5.h, i860/fx2800.h: Likewise.
+ * m68k/3b1.h, m68k/mot3300.h, m68k/tower-as.h, m68k/tower.h: Likewise.
+ * ptx4.h, sparc/pbd.h, svr3.h, svr4.h: Likewise.
+ * i386/osfrose.h, m88k.h (USER_LABEL_PREFIX): Redefine.
+ * nextstep.h (USER_LABEL_PREFIX): Redefine.
+ (ASM_OUTPUT_LABELREF) Use USER_LABEL_PREFIX.
+ * arm/aout.h, mips.h (ASM_OUTPUT_LABELREF): Delete.
+ * rs6000/lynx.h (USER_LABEL_PREFIX): Undefine.
+ * rs6000.h, rs6000/win-nt.h (USER_LABEL_PREFIX): Define.
+
+Thu Sep 19 00:05:53 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * configure: Move i[3456]86-*-gnu* case after linux and don't
+ treat linux-gnu like other gnu systems.
+
+Wed Sep 18 20:51:09 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * cplus-dem.c (demangle_template): Fix handling of address args.
+ (gnu_special): Handle type_info stuff.
+
+Wed Sep 18 17:57:55 1996 Patrik Lantto (patrik@opq.se)
+
+ * jump.c (jump_optimize): Insert conditional move after jump
+ insn instead of before.
+
+Wed Sep 18 17:33:36 1996 Richard Henderson <rth@tamu.edu>
+
+ * alpha.h (PREDICATE_CODES): Add alpha_swapped_comparison_operator.
+ * alpha.c (alpha_swapped_comparison_operator): New function.
+ (print_operand): Support unsigned codes for %D, %c, and %d.
+ * alpha.md: Add pattern for b%c with swapped comparisons with 0.
+ Delete three unnamed cmp patterns that are strict subsets of it.
+
+ * alpha.c (alpha_emit_set_long_const): Save one instruction
+ when -O2 and high word == low word.
+
+Tue Sep 17 22:46:15 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * i386/unix.h (ASM_OUTPUT_MI_THUNK): Handle functions
+ returning an aggregate.
+
+ * varasm.c (supports_one_only): New function.
+ (make_decl_one_only): Likewise.
+ * svr4.h (MAKE_DECL_ONE_ONLY): Define.
+ * tree.h (DECL_ONE_ONLY): New macro.
+
+ * varasm.c (assemble_variable): Fix setting of
+ first_global_object_name.
+ (assemble_start_function): Likewise.
+
+Tue Sep 17 19:42:39 1996 Doug Evans <dje@wabamun.cygnus.com>
+
+ * i386/t-cygwin32 (winnt.o): Compile properly.
+
+Tue Sep 17 15:47:20 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * Add support for R5000, and finish MIPS4 support.
+ * mips.h (enum processor_type): Add PROCESSOR_R5000.
+ (gen_conditional_move): Declare.
+ (CONDITIONAL_REGISTER_USAGE): Mark ST_REGS as fixed if not
+ HARD_FLOAT, or if mips_isa < 4.
+ (FIRST_PSEUDO_REGISTER): Change to 76.
+ (FIXED_REGISTERS): Add condition code registers.
+ (CALL_USED_REGISTERS): Likewise.
+ (ST_REG_LAST): Change to 74.
+ (RAP_REG_NUM): Change to 75.
+ (ST_REG_P): Look for any condition code register.
+ (REG_CLASS_CONTENTS): Update for new condition code registers.
+ (RTX_COSTS): Add cases for R5000.
+ (REGISTER_MOVE_COST): Add cases for condition code registers.
+ (PREDICATE_CODES): Add "const_float_1_operand".
+ (EXTRA_CC_{MODES,NAME}, SELECT_CC_MODE): Remove.
+ (REGISTER_NAMES): Add entries for new condition code registers.
+ (DEBUG_REGISTER_NAMES): Likewise.
+ (ADDITIONAL_REGISTER_NAMES): Remove FPSW_REGNUM.
+ * mips.md (cpu attribute): Add R5000.
+ (function units): Add cases for the R5000.
+ ({madd,msub,nmadd,nmsub}.d): Only available if TARGET_DOUBLE_FLOAT.
+ (recip.d, recip.s, rsqrt.d, rsqrt.s): New define_insn patterns.
+ (movcc): New pattern to move condition code values.
+ (reload_incc, reload_out_cc): New define_expand patterns.
+ (lwxc1, ldxc1, swxc1, sdxc1): Several new define_insn patterns.
+ (various): Replace CC_FP with CC.
+ (branch_fp_ne, branch_fp_eq): Match any condition code register.
+ (branch_fp_ne_rev, branch_fp_eq_rev): Remove.
+ (seq_df, slt_df, sle_df): Match any condition code register.
+ (sgt_df, sge_df, seq_sf, slt_sf, sle_sf, sgt_sf, sge_sf): Likewise.
+ (sne_df, sne_sf): Remove.
+ (FP conditional moves): Match any condition code register.
+ Require TARGET_HARD_FLOAT and, if appropriate, TARGET_DOUBLE_FLOAT.
+ (movsicc): Just call gen_conditional_move.
+ (movdicc, movsfcc, movdfcc): New define_expand patterns.
+ * mips.c (mips_reg_names): Add condition code registers.
+ (mips_sw_reg_names, mips_regno_to_class): Likewise.
+ (const_float_1_operand): New function.
+ (mips_move_1word): Treat CCmode as SImode. Handle move from
+ ST_REG to GR_REG if mips_isa >= 4. Only permit move from GR_REG
+ to ST_REG is mips_isa < 4.
+ (gen_conditional_branch): Rewrite. Just use CCmode, not extra
+ condition modes.
+ (gen_conditional_move): New function.
+ (override_options): Recognize vr5000. Look for just CCmode, not
+ extra condition modes. If mips_isa >= 4, permit CCmode in GR_REGS
+ and FP_REGS.
+ (print_operand): Handle %Z.
+ (mips_secondary_reload_class): Require a data register to copy a
+ value out of a condition code register. Require a floating point
+ register to copy a value into a condition code register.
+
+Tue Sep 17 15:10:29 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md: New define_splits to recombine output from LEGITIMIZE_ADDRESS.
+ * sh.h (LEGITIMIZE_ADDRESS): Typo fixes (x -> X).
+
+Mon Sep 16 23:00:35 1996 Jim Wilson <wilson@cygnus.com>
+
+ * configure (build_broken_install): Renamed from host_broken_install.
+ Set from build not host.
+ (build_install_headers): Renamed from host_install_headers. Set from
+ build not host.
+
+Mon Sep 16 22:38:55 1996 Stu Grossman (grossman@critters.cygnus.com)
+
+ * configure (m68k-*-coff*): Use dbx debug format by default.
+ * gcc.c (link_command_spec): Move -T to end of link command line.
+ * m68k/m68kemb.h (LINK_SPEC, SUBTARTGET_SWITCHES): Delete.
+ (LIB_SPEC): Define to just -lc.
+ (STARTFILE_SPEC): Define to empty.
+
+Mon Sep 16 13:12:27 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (ext_shift_insns, ext_shift_amounts): New arrays.
+ (gen_ashift_hi, gen_shifty_hi_op, shl_and_kind): New functions.
+ (rtx_equal_function_value_matters): Declare.
+ (shl_and_length, shl_and_src_length, gen_shl_and): New functions.
+ (shl_sext_kind, shl_sext_length, gen_shl_sext): Likewise.
+ * sh.md (ashlhi3_k, lshrhi3_m): New patterns.
+ (lshrhi3, shl_sext_ext, shl_sext_sub):
+ New insn patterns with matching define_split.
+ (and_shl_scratch): Likewise, but also with unnamed variants.
+
+Sat Sep 14 17:05:07 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * gcc.c (convert_filename): Don't start looking for '.' until
+ after last directory separator.
+
+ * i386.md (clrstrsi): Correct check for constant size.
+
+ * Based on code by sac@cygnus.com.
+ * i386/cygwin32.h (CHECK_STACK_LIMIT): Make consistent with MD file.
+ * i386.c ({function,ix86_expand}_prologue): Use __alloca to allocate
+ stack if desired and beyond CHECK_STACK_LIMIT in size.
+ * i386.h ({MASK,TARGET}_STACK_PROBE): New macros.
+ (TARGET_SWITCHES): Add -mstack-arg-probe.
+ * i386.md (allocate_stack{,_worker}): New patterns.
+
+Fri Sep 13 18:23:18 1996 Joel Sherrill <joel@OARcorp.com>
+
+ * sparc/lb1spc.asm (.div, .rem): Fixed typo so sign is returned
+ correctly. TOPBITS was 2 and should have been 4.
+
+Thu Sep 12 21:51:56 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips.md (call_value_multiple_internal0): Change from define_insn to
+ define_expand.
+
+Thu Sep 12 19:22:14 1996 Doug Evans <dje@seba.cygnus.com>
+
+ * sparc.md (move_pic_label_si): Operand one is label_ref now.
+ * sparc.c (emit_move_sequence): Pass label_ref to
+ gen_move_pic_label_si to not lose flags.
+
+Wed Sep 11 12:10:08 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * Makefile.in (GCC_PASSES): Add $(exeext) to names.
+ (FLAGS_TO_PASS): Add CLIB.
+ (c-pragma.o): Add dependencies on except.h, function.h, defaults.h.
+
+Tue Sep 10 22:25:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * configure (i[3456]86-*-cygwin32): Use xm-cygwin32.h and xm-i386.h.
+ Set fixincludes to Makefile.in and objc_thread_file to win32.
+ * i386/xm-cywin32.h: Don't include xm-i386.h.
+ * i386/x-cygwin32, rs6000/x-cygwin32 (STMP_FIXPROTO, exeext): New defs.
+
+ * gcc.c (HAVE_EXECUTABLE_SUFFIX): New macro.
+ (convert_filename): New function.
+ (process_command, case 'o'): Call it.
+ (process_command, default case): Likewise; delete old code.
+
+Tue Sep 10 21:08:43 1996 Torbjorn Granlund <tege@albert.gnu.ai.mit.edu>
+
+ * i386.md (decrement_and_branch_until_zero matcher): Fix typo.
+
+Tue Sep 10 19:04:19 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (mips_move_2words): Rewrite 32 bit shifts as 16 bit shifts.
+
+Tue Sep 10 10:39:07 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa/pa-gas.h (DBX_DEBUGGING_INFO): Remove all #define
+ and #undef statements related to debugging information.
+ * pa/pa-hpux.h, pa-hpux7.h: Likewise
+ * pa.c (override_options): Disable "-g" and issue a warning
+ if it's used when !TARGET_GAS.
+
+Mon Sep 9 17:57:49 1996 Doug Evans <dje@wabamun.cygnus.com>
+
+ * sparc.h ({MASK,TARGET}_FPU_SET): Define.
+ (TARGET_SWITCHES): Record if -m{,no-}fpu passed.
+ * sparc.c (sparc_override_options): Don't clobber explicit
+ -m{,no-}fpu setting with cpu default.
+
+Mon Sep 9 15:57:57 1996 Joel Sherrill <joel@OARcorp.com>
+
+ * configure (mips64orion-*-rtems*): New target.
+ * mips/rtems64.h: New file.
+
+Sat Sep 7 22:07:53 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (store_field): If storing a record on big endian targets,
+ set up so we store the high-order bits.
+ (expand_expr, case COMPONENT_REF): Likewise for loads.
+
+Thu Sep 5 14:59:47 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.h (LEGITIMIZE_ADDRESS): Define nonempty.
+
+Thu Sep 5 10:43:36 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.md (mov{si,di,sf}): Handle 'R' constraints as needed.
+
+Wed Sep 4 17:13:28 1996 Bob Manson <manson@charmed.cygnus.com>
+
+ * except.c: (add_partial_entry): New routine.
+ (expand_start_try_stmts): Moved from cp/except.c.
+ (expand_start_all_catch): Move functionality of expand_end_try_stmts
+ here.
+
+Wed Sep 4 12:30:02 1996 Mike Stump <mrs@cygnus.com>
+
+ * except.c (emit_unwinder): Ensure CLOBBER and USE insns come last,
+ if present.
+
+Tue Sep 3 12:01:43 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * configure (sh-*-elf*): New target.
+ * sh/elf.h: New file.
+
+Fri Aug 30 17:52:26 1996 Jim Wilson <wilson@cygnus.com>
+
+ * dwarf2out.c (gen_formal_types_die): Delete extra argument from
+ gen_type_die call.
+
+Fri Aug 30 15:40:40 1996 James G. Smith <jsmith@cygnus.co.uk>
+
+ * mips/elf64.h: Allow MULTILIB_DEFAULTS to be defined
+ before this file is included.
+
+Fri Aug 30 15:00:06 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.md: (movsicc,movhicc): Allow reload from memory.
+
+ * i386.c (override_options): Don't thread the prologue if profiling.
+
+Fri Aug 30 15:00:06 1996 James Hawtin <cgjwh@sunrise.co.uk>
+
+ * i386/t-sol2 (gcrt1.o): Added for profiling Solaris 2
+ * i386/sol2.h (STARTFILE_SPEC): New.
+ * i386/gmon-sol2.c, i386/sol2-gc1.asm: New files.
+
+Thu Aug 29 22:08:03 1996 Jim Wilson <wilson@cygnus.com>
+
+ * except.c (add_eh_table_entry): Multiply realloc size by sizeof int.
+
+Thu Aug 29 15:15:31 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.md (fcmp patterns): Don't try to eliminate useless add,tr
+ insns here.
+ * pa.c (pa_reorg): Do elimination of useless add,tr insns here instead.
+ (print_operand, case 'y'): Remove this code.
+
+Wed Aug 28 16:19:34 1996 Doug Evans <dje@cygnus.com>
+
+ * toplev.c (print_single_switch): Ultrix fprintf returns 0 for success.
+
+ * toplev.c (main): Rewrite -g parsing.
+
+Mon Aug 26 16:15:49 1996 Fred Fish <fnf@cygnus.com>
+
+ * Makefile.in (objc-parse.y): Fix typo in name of temp file.
+
+Mon Aug 26 14:08:37 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * function.c (mark_all_temps_used): Fix error in last change.
+
+Sun Aug 25 22:27:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * function.c (mark_all_temps_used): New function.
+
+Fri Aug 23 11:34:57 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Fixes to make -fPIC
+ really the same as -mrelocatable.
+ (ASM_SPEC): Pass -K PIC to the assembler if -fpic/-fPIC.
+
+ * rs6000/sol2.h (ASM_CPU_SPEC): Remove passing -K PIC to the
+ assembler if -fpic/-fPIC.
+
+ * bi-{arity,opcode,opname}.c (fancy_abort): Define, so that
+ -Dabort=fancy_abort works again.
+
+Thu Aug 22 11:39:34 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/t-ppcgas ({stmp,install}-crt): Only build and install the
+ eabi ecrt[in].o object files in eabi multilib directories, only
+ build and install the solaris scrt[in0].o object files in solaris
+ directories.
+ (MULTILIB_MATCHES): Remove matches for solaris, linux to other
+ switches.
+
+Tue Aug 20 18:49:55 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (ASM_OUTPUT_SECTION_NAME): If -mrelocatable or
+ -mrelocatable-lib, don't make read-only sections.
+
+Mon Aug 19 18:42:13 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.h ({MASK,TARGET}_LITTLE_ENDIAN): Define.
+ (LIBGCC2_WORDS_BIG_ENDIAN): Add little endian support.
+ * sparc/sp64-elf.h ({CPP,ASM,LINK}_SPEC): Add little endian support.
+ (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian.
+ ({BYTES,WORDS}_BIG_ENDIAN): Likewise.
+ * sparc/splet.h (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian.
+ ({CPP,ASM,LINK}_SPEC): Add little endian support.
+ ({BYTES,WORDS}_BIG_ENDIAN): Likewise.
+ * sparc/t-splet (MULTILIB_{OPTIONS,DIRNAMES}): Likewise.
+
+ * sparc/lynx-ng.h (CPP_SPEC): Use %(cpp_cpu).
+
+Sat Aug 17 15:23:39 1996 Geoffrey Noer <noer@cygnus.com>
+
+ * i386/cygwin32.h (CPP_PREDEFINES): Define _WIN32, not WIN32.
+ Define only __CYGWIN32__, not CYGWIN32 or __CYGWIN32.
+ * rs6000/cygwin32.h (CPP_PREDEFINES): Likewise.
+ * cccp.c (absolute_filename): Drive specifiers make the pathname
+ absolute in cygwin32.
+ * choose-temp.c: Delete !defined(_WIN32) condition when including
+ sys/file.h (NO_SYS_FILE_H is still used).
+ * gcc.c: Change ifndef _WIN32 to ifndef NO_SYS_FILE_H when deciding
+ whether to include sys/file.h.
+ (execute): -pipe is supported for cygwin32.
+ * getopt.c: Change win32 test from WIN32 to _WIN32.
+ * pexecute.c: Update test for win32 (&& ! cygwin32).
+ * protoize.c: Likewise.
+ (kill): Delete decl.
+ * toplev.c: Update test for win32 (&& ! cygwin32).
+ * ginclude/stdarg.h: Change __WIN32__ to _WIN32.
+ * ginclude/varargs.h: Likewise.
+ * ginclude/va-ppc.h: Likewise.
+
+Fri Aug 16 16:02:09 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (rs6000_got_register): Make sure pic_offset_table_rtx
+ allocated, even if current_function_uses_pic_offset_table set.
+
+Fri Aug 16 15:56:04 1996 J. Kean Johnston <hug@netcom.com>
+
+ * i386/sco5.h (CLASS_LIKELY_SPILLED_P): Deleted.
+ (STARTFILE_SPEC): Insert crtbegin.o in correct place, and correct
+ versions of values-X?.o.
+ (SWITCH_TAKES_ARG): Extend DEFAULT_SWITCH_TAKES_ARG, not replace.
+ (CPP_SPEC): Add -Di386, and correctly include extra directories.
+ Define HAVE_ATEXIT in ELF mode for global destructors.
+
+Thu Aug 15 16:42:44 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.c (label_ref_operand): New function.
+ (emit_move_sequence): Pass label_ref to gen_move_label_di to not
+ lose flags.
+ * sparc.md (move_label_di): Operand one is label_ref now.
+ * genattrtab.c (write_test_expr): Allow label_ref in match_dup.
+
+ * sys-protos.h (gethostid): Make return type `int' ifdef __alpha__.
+ * gen-protos.c: Delete support for SYS_PROTO_OVERRIDES.
+ * alpha.h (SYS_PROTO_OVERRIDES): Delete.
+
+Thu Aug 15 17:36:09 1996 Mike Stump <mrs@cygnus.com>
+
+ * libgcc2.c (__throw): New routine.
+ (__eh_pc): New data object for exception handling.
+
+ * except.c (eh_saved_pc): New object so we can call
+ assemble_external.
+ (expand_internal_throw_indirect): Call assemble_external for __eh_pc.
+ (end_eh_unwinder): Likewise.
+ (init_eh): Initialize eh_saved_pc.
+
+Thu Aug 15 13:02:42 1996 Mike Stump <mrs@cygnus.com>
+
+ * arm.h (RETURN_ADDR_RTX): Define.
+
+ * expr.c (expand_builtin_return_addr): Fix order of parameters.
+
+Wed Aug 14 19:48:00 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
+
+ * stmt.c (expand_return): In code for doing scc with jumps,
+ stick to default handling if we have corresponding scc pattern.
+
+Wed Aug 14 10:31:28 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (override_options): Treat TARGET_FAST_INDIRECT_CALLS
+ just like TARGET_NO_SPACE_REGS.
+ (output_millicode_call): Likewise.
+ * pa.h (TARGET_FAST_INDIRECT_CALLS): Define.
+ (TARGET_SWITCHES): Add "fast-indirect-calls".
+ * pa.md (TARGET_FAST_INDIRECT_CALLS): Treat just like
+ TARGET_NO_SPACE_REGS in various call/millicode call patterns.
+
+ * pa.c (print_operand): Use the right comparison operator
+ for reversed EQ and NE comparisons.
+
+ * pa.h (OUTPUT_MI_THUNK): Define.
+
+Wed Aug 14 11:40:49 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * ginclude/va-ppc.h: Add Windows NT support.
+ * ginclude/{varargs,stdarg}.h: For PowerPC Windows NT, include
+ va-ppc.h, instead of using the default handling.
+
+Tue Aug 13 18:30:10 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * fixincludes: Remove duplicate volatile from sig_atomic_t in AIX
+ sys/signal.h
+
+Tue Aug 13 16:51:37 1996 Jim Wilson <wilson@cygnus.com>
+
+ * i960-coff.h (LIB_SPEC): Undef.
+
+ * sh.h (PROFILE_BEFORE_PROLOGUE): Define.
+
+Tue Aug 13 11:36:02 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * gcc.c (set_spec,process_command): Dump and load the compiler
+ version number in the specs file.
+
+ * rs6000.c (output_toc): Fix last change, so that it doesn't use
+ an uninitialized variable if -mminimal-toc.
+ (output_prolog): Increment probe_labelno after last use.
+
+ * rs6000/t-ppcgas (MULTILIB_*): Build far fewer multilib
+ libraries. Build all libraries with -mrelocatable-lib and
+ -mno-eabi. Build special GNU/Linux and Solaris libraries.
+ * rs6000/eabi{,aix,le}.h (MULTILIB_DEFAULTS): Adapt to changes in
+ t-ppcgas.
+ * rs6000/(linux,sol2,sysv4,sysv4le).h (MULTILIB_DEFAULTS): Likewise.
+
+Tue Aug 13 11:36:02 1996 Jeffrey A Law (law@cygnus.com)
+
+ * rs6000.c (handle_mac_pragma): Initialize "psize".
+
+Mon Aug 12 18:14:35 1996 Jim Wilson <wilson@cygnus.com>
+
+ * gcc.c (used_arg): Initialize cnt to zero.
+
+Mon Aug 12 14:03:16 1996 Jim Wilson <wilson@cygnus.com>
+
+ From Mike Stump:
+ * sh.c (regno_reg_class): Change entry 23 from NO_REGS to GENERAL_REGS.
+ (initial_elimination_offset): New variable live_regs_mask. Add
+ code to handle RETURN_ADDRESS_POINTER_REGNUM.
+ * sh.h (RAP_REG, RETURN_ADDRESS_POINTER_REGNUM): Define.
+ (ELIMINABLE_REGS): Add RETURN_ADDRESS_POINTER_REGNUM support.
+ (RETURN_ADDR_RTX): Define.
+ (REGISTER_NAMES): Add rap.
+
+ * iris5.h (DOLLARS_IN_IDENTIFIERS): Undefine.
+
+ * m68kemb.h (LIB_SPEC): Always emit -lc.
+
+Mon Aug 12 12:30:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (rs6000_got_register): Test variable
+ current_function_uses_pic_offset_table to see whether or not a GOT
+ register has been created already.
+
+ * Makefile.in (multilib.h): Move to stamp-mlib.
+ (stamp-mlib): Use move-if-change to conditionally update
+ multilib.h. Pass MULTILIB_EXTRA_OPTS to genmultilib.
+ (STAGESTUFF): Add stamp-mlib.
+ (mostlyclean): Delete tmp-mlib.h.
+
+ * genmultilib: Take fifth argument for options to all multilib builds.
+ Restructure output so we pass synonym switches and extra arguments
+ separately, and not exponentially slow down genmultilib.
+
+ * gcc.c (toplevel): Rearrange multilib support so we support passing
+ synonyms separately from normal switches. Add support for passing
+ additional switches for all multilib builds. Dump and restore value
+ of MULTILIB_DEFAULTS.
+ (setspec, process_command, main): Likewise.
+ (used_arg,default_arg,print_multilib_info): Likewise.
+
+Mon Aug 12 07:46:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (expand_builtin, case BUILT_IN_SETJMP): Add test
+ and call for nonlocal_goto_receiver pattern.
+ * stmt.c (expand_end_bindings): Likewise.
+
+ * stmt.c (expand_asm_operands): Fix off-by-one error when
+ scanning constraints.
+
+Sun Aug 11 22:48:02 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * expr.c (store_expr): Handle COND_EXPR cleanups like expand_expr.
+
+Sun Aug 11 22:42:36 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * optabs.c (expand_abs): When OP0 and TARGET are the same
+ pseudo register, it is safe to use TARGET.
+
+ * local-alloc.c (reg_equiv_replace): New variable.
+ (update_equiv_regs): Set reg_equiv_replacement for all REG_EQUIV
+ notes encountered or generated.
+
+Sun Aug 11 22:27:14 1996 Scott Christley <scottc@net-community.com>
+
+ * objc/hash.c (hash_is_key_in_hash): Function somehow got lost.
+
+Sun Aug 11 21:43:15 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * ginclude/stddef.h (__need_wint_t): Move #undef to right place.
+
+Sun Aug 11 17:46:22 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * c-decl.c (finish_struct): If pedantic, also warn if struct/union
+ has no named members.
+
+Sun Aug 11 17:32:52 1996 Joel Sherrill <joel@OARcorp.com>
+
+ * i386/rtems.h: Renamed from i386/i386-rtems.h
+ * i960/rtems.h: Renamed from i960/i960-rtems.h
+ * m68k/rtems.h: Renamed from m68k/m68k-rtems.h
+ * rs6000/rtems.h: Renamed from rs6000/powerpc-rtems.h
+ * sparc/rtems.h: Renamed from sparc/sparc-rtems.h
+ * config/t-rtems: New file.
+ * configure (i386-*-rtems*): Added t-rtems to tmake_file.
+ Renamed i386/i386-rtems.h to i386/rtems.h.
+ (i960-*-rtems*): Added t-rtems to tmake_file.
+ Renamed i960/i960-rtems.h to i960/rtems.h.
+ Added original tm.h file and dbxcoff.h.
+ (m68k-*-rtems*): Added t-rtems to tmake_file.
+ Renamed m68k/m68k-rtems.h to m68k/rtems.h.
+ (powerpc-*-rtems*): Added t-rtems to tmake_file.
+ Renamed rs6000/powerpc-rtems.h to rs6000/rtems.h.
+ (sparc-*-rtems*): Added t-rtems to tmake_file.
+ Renamed sparc/sparc-rtems.h to sparc/rtems.h.
+
+Fri Aug 9 16:05:13 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.md: (untyped_call) Avoid SIGFPE.
+
+ * i386.c (output_float_compare): Don't try to initialize
+ aggregate local variable; use assignment statements instead.
+
+ * i386.h (RTX_COSTS): rtx_cost should pass two parameters.
+
+ * i386/go32.h (ASM_OUTPUT_SECTION_NAME): New.
+
+Fri Aug 9 16:00:11 1996 Jim Wilson <wilson@cygnus.com>
+
+ * winnt.c (gen_stdcall_suffix): Round parameter size to PARM_BOUNDARY.
+
+Thu Aug 8 17:42:35 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (output_toc): If we are emitting a reference to a
+ vtable, don't put in the section name, just use the symbol.
+
+Wed Aug 7 19:03:36 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sh.md (casesi_jump): New pattern.
+ (casesi): Generate RTL to match it.
+
+Wed Aug 7 14:10:07 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * ginclude/stddef.h (NULL): Use __null for G++.
+
+Tue Aug 6 17:37:53 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (STACK_BOUNDARY): Always define as 64.
+ (ABI_STACK_BOUNDARY): Define as 64/128 based on the -mno-eabi
+ switch.
+
+ * rs6000.c (rs6000_stack_info): Use ABI_STACK_BOUNDARY, not
+ STACK_BOUNDARY. Define ABI_STACK_BOUNDARY as STACK_BOUNDARY #ifndef.
+
+Tue Aug 6 14:29:43 1996 Doug Evans <dje@fallis.cygnus.com>
+
+ * gen-protos.c (overrides): New static local.
+ (add_hash,parse_fn_proto): New static functions.
+ (main): Add prototypes from SYS_PROTO_OVERRIDES to hash table before
+ parsing sys-protos.h. Reserve entry 0 in std_protos.
+ * alpha.h (SYS_PROTO_OVERRIDES): Define.
+
+Mon Aug 5 16:53:36 1996 Doug Evans <dje@fallis.cygnus.com>
+
+ * sparc/t-splet (MULTILIB_OPTIONS): Add mbroken-saverestore.
+ (MULTILIB_DIRNAMES): Add brknsave.
+
+ * stor-layout.c (layout_record): Correct overflow test for 0 sized
+ fields.
+
+Mon Aug 5 16:12:19 1996 Jim Wilson <wilson@cygnus.com>
+
+ * alpha.c (alpha_output_filename): When emitting stabs, don't
+ disable them if using GNU as.
+ (alpha_output_lineno): Likewise, when not using GNU as.
+
+ * sh.c (arith_reg_operand): Reject SUBREG of an invalid hard reg.
+
+ * sparc/lite.h (aoutos.h): Don't include it.
+ * configure (sparclite-*-aout*): Add aoutos.h to tm_file.
+
+Sat Aug 3 23:13:55 1996 Jeffrey A Law (law@cygnus.com)
+
+ * combine.c (rtx_equal_for_field_assignment_p): Check for
+ get_last_value returning (CLOBBER (CONST_INT 0)).
+
+Sat Aug 3 20:19:14 1996 Jim Wilson <wilson@cygnus.com>
+
+ * i960.md (subsi3+1): Handle case where first operand is constant
+ but second operand is not.
+
+ * m68k/vxm68k.h (WCHAR_TYPE_SIZE): Undef, then define to 16.
+
+Fri Aug 2 15:46:19 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa/pa-hpux.h (LINK_SPEC): Don't link in PA1.1 specific
+ libraries when creating shared libraries.
+ * pa/pa-hpux9.h, pa/pa-hpux10.h: Likewise.
+
+Fri Aug 2 13:36:42 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.c (output_float_compare): fcomi should be followed by the
+ correct conditional jump instead of fcom/pfstsw/and/jne
+ (override_options): Added -mbranch-cost to set BRANCH_COST.
+
+ * i386.md (sgt+1,slt+1,sge+1,sle+1,bgt+1,blt+1,bge+1,ble+1,bleu+4)
+ Added TARGET_CMOVE check for fcomi.
+ (movsicc_1+1,movhicc_1+1): Added to handle the general case.
+
+ * i386.h (i386_branch_cost, i386_branch_cost_string): Added.
+
+Fri Aug 2 11:53:55 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * sparc/vxsparc.h (CPP_PREDEFINES): Add `-DCPU=SPARC'.
+
+Thu Aug 1 23:56:01 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.h (ASM_OUTPUT_INT): Remove all hacks for exception table.
+
+Thu Aug 1 10:08:14 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
+
+ * m68k.h (RTX_COSTS, case PLUS): Get operand order right.
+
+Wed Jul 31 15:06:46 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.md (negtf2,abstf2): Fix v9 case.
+
+Wed Jul 31 09:49:25 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.h (ASM_OUTPUT_INT): Use an 'E%' prefix for items in
+ the exception table if TARGET_GAS && ! TARGET_PORTABLE_RUNTIME.
+
+Tue Jul 30 15:37:31 1996 Jim Wilson <wilson@cygnus.com>
+
+ * i386/cygwin32.h (dbxcoff.h): Include.
+ (DBX_DEBUGGING_INFO, SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
+ Move definitions before include of dbxcoff.h.
+ (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_MAIN_SOURCE_FILE_END): Delete.
+ (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_FUNCTION_FIRST): Delete.
+
+Tue Jul 30 15:03:53 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
+
+ * i960.md (eq reg (const_int 0)): New pattern.
+
+Tue Jul 30 11:15:44 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.h (RETURN_ADDR_RTX): Offset is -20 from the frame, not +20!
+
+Mon Jul 29 12:16:17 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix thinko in last change.
+
+Fri Jul 26 18:19:47 1996 Doug Evans <dje@cygnus.com>
+
+ * dwarfout.c (output_bound_representation): Fix typo.
+
+Thu Jul 25 16:00:10 1996 Mike Stump <mrs@cygnus.com>
+
+ * expr.c (do_jump, case TRUTH_ORIF_EXPR): Ensure end of an
+ exception region comes after its start.
+ (do_jump, case TRUTH_ANDIF_EXPR): Likewise.
+
+Thu Jul 25 13:36:42 1996 Stan Cox <coxs@equinox>
+
+ * i386.c (output_float_compare): Added support for Pentium Pro
+ fcomi instruction which sets EFLAGS instead of FPU Status Word.
+
+Wed Jul 24 21:48:08 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * cse.c (canon_hash, cse_insn): MEM is not unchanging if it is
+ in the frame (since the temp slot might be reused).
+
+Wed Jul 24 17:34:06 1996 J"orn Rennecke (amylaar@cygnus.com)
+
+ * sh.md (branch_true, branch_false, inverse_branch_true): Express
+ tests of the T bit as comparisons against zero, rather than one.
+ (inverse_branch_false, beq, bne, bgt, blt, ble, bge, bgtu): Likewise.
+ (bltu, bgeu, bleu, casesi): Likewise.
+
+Wed Jul 24 15:58:06 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.md: (mov{sf,df,xf}cc{,_1}): New patterns for P6 FP cmove.
+ * i386.c (put_condition_code, print_operand, output_fp_cc0_set):
+ Support fcmov suffixes.
+
+Wed Jul 24 10:53:38 1996 Jeffrey A Law (law@cygnus.com)
+
+ * pa.c (move_operand): Relax "mode" test. Allow scaled
+ indexed addressing modes.
+ (output_fp_move_double): Tweak output strings to work with updated
+ 'F' and 'M' output modifiers.
+ (print_operand): Collapse 'F' and 'M' into a single hunk of code.
+ For auto-increment modes output "s,ma" and "s,mb".
+ For scaled indexing modes output "x,s"
+ For other addresses, output nothing for 'M' and "s" for 'F'.
+ * pa.h (EXTRA_CONSTRAINT): Don't accept scaled indexed addresses
+ for 'Q' and 'T'. Do accept scaled indexed addresses for 'R'.
+ (GO_IF_LEGITIMATE_ADDRESS): Accept scaled indexed addresses
+ for SFmode and DFmode.
+ * pa.md: Remove all scaled indexed load patterns.
+ (movsi patterns): Accept scaled indexed addresses in some
+ cases. Update output strings for updated 'M' and 'F' output modifiers.
+ (movhi, movqi, movsf, movdf, movdi patterns): Likewise.
+
+Tue Jul 23 23:10:41 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.h (struct tree_int_cst): Add field for TREE_CST_RTL.
+ * varasm.c (decode_addr_const, output_constant_def): AllowINTEGER_CST.
+
+Tue Jul 23 16:42:09 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sh.c (reg_unused_after): Handle JUMP_INSN inside a sequence.
+
+Tue Jul 23 16:33:25 1996 Mike Stump <mrs@cygnus.com>
+
+ * Make exception handling work better when optimizations are on.
+ * except.c, except.h: New files.
+ * Makefile.in (OBJS): Add except.o.
+ (except.o): Add.
+ (stmt.o, final.o): Add except.h.
+ * rtl.c (note_insn_name): Add NOTE_INSN_EH_REGION_{BEG,END}.
+ * rtl.h: Likewise.
+ * arm.h (MASK_RETURN_ADDR): Define.
+ * pa.h (MASK_RETURN_ADDR, RETURN_ADDR_RTX): New macros.
+ * sparc.h (DOESNT_NEED_UNWINDER): Define if not doing a flat function.
+ * mips.h (RETURN_ADDR_RTX): Improve.
+ * vax.h (RETURN_ADDR_RTX): Improve.
+ * toplev.c (rest_of_compilation): Use find_handler_labels.
+ (main, interim_eh{,_hook}): Remove interim_eh_hook support.
+ (flag_exceptions): New flag; also add to table.
+ (compile_file): Emit the exception table in the backend now.
+ * final.c (final_scan_insn): Support ASM_OUTPUT_EH_REGION_{BEG,END}.
+ (final_scan_insn): Redo handler labels, implement
+ NOTE_INSN_EH_REGION_BEG and NOTE_INSN_EH_REGION_END and use them
+ instead of CODE_LABELs.
+ (final): Add call to check_handler_labels.
+ * libgcc2.c (L_eh): Add support for EH_TABLE_LOOKUP.
+ * sparc.md (return): Add a reference to the return address register.
+ * flow.c (find_basic_blocks): Add support for handler_labels.
+ * loop.c (find_and_verify_loops): Likewise.
+ * jump.c (jump_optimize): Likewise.
+ Add call to check_handler_labels. Add call to exception_optimize.
+ * sched.c (sched_analyze): Smuggle exception region notes around.
+ (unlink_notes, reemit_notes, schedule_block): Likewise.
+ (sched_analyze): Add extra element since we remove two at a time.
+ * integrate.c (save_for_inline_copying): Add support for exception
+ regions.
+ (expand_inline_function): Likewise.
+ (function_cannot_inline_p): Don't inline functions that have EH
+ regions before NOTE_INSN_FUNCTION_BEG.
+ (finish_inline): Use FIRST_FUNCTION_INSN, not NEXT_INSN.
+ * function.c (expand_start_all_catch): New function.
+ * function.h: Add exception handling support information.
+ * expr.c (expand_expr, {defer,expand}_cleanups_to, do_jump): Transform
+ interim_eh_hook into calls to expand_ehregion_{start,end}.
+ * stmt.c (expand_{decl_cleanup,cleanups}): Likewise.
+ (init_stmt_for_function): Call init_eh.
+ (save_stmt_status): Call save_eh_status.
+ (restore_stmt_status): Call restore_eh_status.
+ * expr.h (throw_libfunc): Add.
+ * optabs.c (throw_libfunc): Initialize.
+ * print-rtl.c (print_rtx): Add support for exception regions.
+ * rs6000.c (EXCEPTION_SECTION): Define.
+ * output.h (exception_section): Declare.
+ * varasm.c (exception_section): Define.
+ * i386.c, i960.c, rs6000.c: Include except.h for function.h.
+ * c-pragma.c, emit-rtl.c, expr.c, final.c, flow.c: Include except.h.
+ * function.c, integrate.c, jump.c, loop.c, objc-act.c: Likewise.
+ * stmt.c, stor-layout.c, toplev.c, tree.c, varasm.c: Likewise.
+
+Tue Jul 23 12:32:54 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (rs6000_replace_regno): Set pic_offset_table_rtx so
+ that other phases will use the PIC register instead of the
+ placeholder.
+
+ * rs6000.md (movsi_got*): Eliminate -fPIC code, keep -fpic code.
+ (movsi): Only call movsi_got if -fpic, not -fPIC.
+
+ * sysv4.h (OVERRIDE_OPTIONS): Improve error messages. Always set
+ -msdata=data by default, even if -fpic/-fPIC/-mrelocatable. Treat
+ -fPIC the same as -mrelocatable-lib and vica versa.
+
+ * t-ppcgas: (MULTILIB_*): Use -mreloctable-lib, instead of
+ -mrelocatable. Map Solaris into mcall-sysv-noeabi case. Build
+ -mrelocatable-lib libraries under non-eabi case. When linking, if
+ -fpic, -fPIC, or -shared, link in the -mrelocatable-lib libraries.
+
+Mon Jul 22 19:34:20 1996 Jim Wilson <wilson@cygnus.com>
+
+ * iris6.h (ASM_SPEC): Change {% to %{.
+
+ * dwarf2out.c (output_call_frame_info): Change FDE CIE offset to
+ be section name rather than 0.
+ (gen_subprogram_die): Only emit DW_AT_external if origin is NULL.
+ Only call equate_decl_number_to_die if origin is NULL.
+ (dwarfout_begin_function): In code that computes offset of frame
+ pointer, change 4 to UNITS_PER_WORD.
+
+ * combine.c (undo_all): Clear previous_undos field.
+
+Mon Jul 22 19:10:45 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * configure: Don't change target_alias to target in Makefile.
+
+Sat Jul 20 09:28:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * dwarfout.c (output_bound_representation): Treat default case
+ as variable bounds, then look inside for SAVE_EXPR.
+
+ * mips.h (INITIALIZE_TRAMPOLINE): Use `_flush_cache'; flush data
+ cache too.
+
+Sat Jul 20 09:24:13 1996 Marco Walther (Marco.Walther@mch.sni.de).
+
+ * configure (mips-sni-sysv4): New target.
+ * mips/sni-gas.h, mips/sni-svr4.h, mips/x-sni-svr4: New files.
+
+Fri Jul 19 17:44:13 1996 Stan Coxs <coxs@dg-rtp.dg.com>
+
+ * i386.md: (leave): Clobbers esp and ebp.
+
+ * i386.h: (TARGET_USE_Q_REG): Support inline strlen on PentiumPro
+
+Fri Jul 19 15:56:18 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * m68k/t-m68kbare (MULTILIB_OPTIONS): Add m5200.
+ (MULTILIB_EXCEPTIONS): Define.
+ * m68k/lb1sf68.asm: Add MCF5200 support.
+ * m68k.md (adddi_sexthishl32): Set condition to !TARGET_5200.
+ (subdi_sexthishl32, ashrdi3, ashrhi3): Likewise.
+ (negdi2): Change into define_expand.
+ (negdi2_internal): Rename from old negdi2; condition now !TARGET_5200.
+ (negdi2_5200): New insn.
+ * m68k.c (output_function_prologue): Don't use add.w if TARGET_5200.
+ (output_function_epilogue): Likewise.
+
+ * m68k.md (movqi): Remove complex cases which move between address reg
+ and memory; rely on secondary reloads instead.
+
+Fri Jul 19 12:22:50 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * fixproto (std_files): Add utime.h.
+
+Fri Jul 19 10:59:46 1996 Jeffrey A Law (law@cygnus.com)
+
+ * m68k/m68kemb.h: Remove '\' at EOF.
+
+Fri Jul 19 09:59:00 1996 Joel Sherrill <joel@OARcorp.com>
+
+ * m68k/coff.h (STARTFILE_SPEC): Add #undef before definition.
+
+Fri Jul 19 09:44:45 1996 J.T. Conklin <jtc@rtl.cygnus.com>
+
+ * m68k.h (LEGITIMATE_INDEX_P): Coldfire does not have scale
+ by 8 addressing modes.
+
+ * m68k-none.h: Use MASK_* macros instead of explicit constants.
+
+Fri Jul 19 09:08:53 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * m68k.md (negdi2): Undo last change: don't apply neg to address regs.
+
+Fri Jul 19 09:03:01 1996 Robert Wilhelm (rwilhelm@Physik.TU-Muenchen.DE)
+
+ * toplev.c (main): Correct typo in error message.
+
+Thu Jul 18 20:29:33 1996 Jim Wilson <wilson@cygnus.com>
+
+ * Makefile.in (OBJS): Add dwarf2out.o.
+ (dwarf2out.o): New rule.
+ * dwarf2.h, dwarf2out.c: New files.
+ * dwarfout.c: Check DWARF_VERSION macro.
+
+ * mips/iris6.h (DWARF_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
+ Move after header files are included.
+ (iris5.h): Include instead of iris5gas.h.
+ (MACHINE_TYPE): Change 5.x to 6.x.
+ (DEBUG_SECTION, LINE_SECTION): Add debug_ to name, fix attributes.
+ (SFNAMES_SECTION, SRCINFO_SECTION, MACINFO_SECTION, PUBNAMES_SECTION,
+ ARANGES_SECTION): Fix attributes.
+ (DWARF_VERSION, MIPS_DEBUGGING_INFO, ASM_DECLARE_FUNCTION_NAME,
+ ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED,
+ FRAME_SECTION, ABBREV_SECTION): Define.
+ (DBX_DEBUGGING_INFO, SDB_DEBUGGING_INFO, MIPS_DEBUGGING_INFO,
+ DWARF_DEBUGGING_INFO, PREFERRED_DEBUGGING_INFO): Delete undefs at
+ end of file.
+ * mips.c (function_{pro,epi}logue): Use FUNCTION_NAME_ALREADY_DECLARED.
+
+Thu Jul 18 19:24:19 1996 David Mosberger-Tang <davidm@azstarnet.com>
+
+ * alpha/elf.h (INT_ASM_OP): Change from ".long" to ".quad".
+
+Thu Jul 18 19:20:58 1996 Ulrich Drepper <drepper@myware.rz.uni-karlsruhe.de>
+
+ * stddef.h: Undefine __need_wint_t.
+
+Thu Jul 18 19:06:35 1996 J.T. Conklin <jtc@hippo.cygnus.com>
+
+ * longlong.h (mc680x0): Define umul_ppmm, udiv_qrnnd, sdiv_qrnnd
+ for the '020, '030, '040, and '332. Define count_leading_zeros
+ for the '020, '030, '040, and '060.
+
+ * m68k.md: Add TARGET_5200 to conditions which determine whether
+ the extbl instruction is emitted.
+ (mulsi3): Enable pattern with TARGET_5200.
+
+ * m68k.md (add patterns): Don't use two addqw instructions when
+ adding small (8 < N <= 16) integers to address registers on 68040.
+
+Thu Jul 18 18:06:15 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * configure: Write target_alias in Makefile.
+ (i[3456]86-*-sco3.2v4*): Set truncate_target.
+ * Makefile.in (target_alias): New and used for all current uses
+ of `target'.
+
+Thu Jul 18 17:46:02 1996 Dave Love <d.love@dl.ac.uk>
+
+ * gcc.c (default_compilers): Extra Fortran extensions.
+
+Wed Jul 17 10:28:10 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
+
+ * expmed.c (expand_mult_highpart): Revert last change.
+
+Tue Jul 16 12:51:59 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc/sparc-rtems.h: #include "sparc/sparc-aout.h" -> sparc/aout.h.
+
+Mon Jul 15 14:42:06 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips/iris6.h (LINK_SPEC): Add -woff 84.
+
+Fri Jul 12 17:34:01 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/eabi.asm (__eabi): Convert pointers in the Global Offset
+ Table if -mrelocatable. Move loops into separate subroutines for
+ ease of debugging. Reorganize code somewhat.
+
+ * rs6000/rs6000.c (small_data_operand): Allow small data under
+ Solaris.
+
+ * rs6000/sol-c0.c (_start): Initialize r13 to point to the small
+ data operand.
+
+ * rs6000/sol-c{i,n}.asm (_init, _fini): Enable shared library
+ support.
+
+ * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Default to
+ -msdata=data, even if -fpic or -mrelocatable. Allow -mrelocatable
+ and -mno-eabi.
+ (CPP_SYSV_SPEC): If -fpic, define __PIC__ and __pic__ to 1. If
+ -fPIC, define them to 2.
+ (CPP_ENDIAN_SPEC): Push definition of macros for specific endian
+ targets to new specs.
+ (CPP_ENDIAN_DEFAULT_SPEC): Define to use CPP_ENDIAN_BIG_SPEC.
+ (CPP_ENDIAN_{LITTLE,BIG,SOLARIS}_SPEC): New specs for little
+ endian mode, big endian mode, and Solaris, which can't define
+ _LITTLE_ENDIAN. Define __LITTLE_ENDIAN__ in all cases for little
+ endian systems. Define __BIG_ENDIAN__ in all cases for big endian
+ systems.
+ (SUBTARGET_EXTRA_SPECS): Add new specs.
+
+ * rs6000/{eabile,sysv4le}.h (CPP_ENDIAN_DEFAULT_SPEC): Define to
+ use CPP_ENDIAN_LITTLE_SPEC.
+
+ * rs6000/sol2.h (CPP_ENDIAN_LITTLE_SPEC): Define as
+ CPP_ENDIAN_SOLARIS_SPEC so that _LITTLE_ENDIAN is not define.
+
+Fri Jul 12 17:34:01 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.c (function_arg): Add IBM AIX XL compiler broken FP arg
+ passing compatibility mode.
+ * rs6000.h (TARGET_XL_CALL): Define default.
+ * aix3newas.h (TARGET_XL_CALL, SUBTARGET_SWITCHES): Define.
+ * aix41.h (TARGET_XL_CALL, SUBTARGET_SWITCHES): Define.
+
+Fri Jul 12 15:04:43 1996 Doug Evans <dje@cygnus.com>
+
+ * arm.h (ASM_OUTPUT_MI_THUNK): Handle fns returning structures.
+
+ * ptx4.h ({ASM,LINK}_SPEC): %{V} %{v:%{!V:-V}} -> %{v:-V}.
+ * svr4.h ({ASM,LINK}_SPEC): Likewise.
+ * dsp16xx/dsp16xx.h ({ASM,LINK}_SPEC): Likewise.
+ * i386/dgux.h (LINK_SPEC): Likewise.
+ * i386/sol2.h (LINK_SPEC): Likewise.
+ * m88k/dgux.h ({LINK,ASM_CPU}_SPEC): Likewise.
+ * sparc/sol2.h ({ASM,LINK}_SPEC): Likewise.
+ * sparc/sp64-elf.h ({ASM,LINK}_SPEC): Likewise.
+ * sparc/sysv4.h (ASM_SPEC): Likewise.
+
+Thu Jul 11 17:29:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.h (GOT_TOC_REGNUM): New macro for r2, which is used as a
+ marker for the GOT/TOC register to be allocated later.
+ (MACHINE_DEPENDENT_REORG): Call rs6000_reorg.
+ (rs6000_reorg): Add declaration.
+
+ * rs6000.c (rs6000_got_register): Return REG 2, not a pseudo
+ register in order to work with inlined functions.
+ (rs6000_replace_regno): New function to replace a register with a
+ new pseudo register.
+ (rs6000_finalize_pic): Loop through all insns, replacing any
+ GOT_TOC_REGNUM registers with new pseudo register, and adding
+ initialization of GOT register if it was created.
+ (rs6000_reorg): New function to check whether the GOT_TOC register
+ marker was removed.
+
+Thu Jul 11 10:12:50 1996 Jeffrey A Law (law@cygnus.com)
+
+ * h8300.h (OK_FOR_U): If generating H8/S code, accept
+ SYMBOL_REF and SYMBOL_REF + CONST_INT.
+
+ * h8300.c ({shift,rotate}_one): Emit tabs between opcode and
+ operands to be consistent with the rest of the compiler.
+ (shift_two, rotate_two): Define.
+ (get_shift_alg): Accept new argument "assembler2_p" for
+ rotate/shift by two insns. All callers changed. Rework
+ to generate more efficient code on the H8/300, H8/300H, and H8/S.
+ Try to simplify somewhat.
+ (emit_a_shift): Use shift-by-two insns when they're available.
+ Emit tabs between opcode and operands to be consistent with
+ the rest of the compiler.
+
+Wed Jul 10 19:32:17 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips/iris6.h (ASM_SPEC): Correct typos in Jun 18 change.
+
+Wed Jul 10 18:56:38 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * sh.c (machine_dependent_reorg): When looking for instruction that
+ sets register in LOG_LINKS, skip link if REG_NOTE_KIND is not zero.
+
+Wed Jul 10 15:02:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (rs6000_got_register): New function to return a pseudo
+ register to hold the pic register. Abort if reload is in progress
+ or done.
+ (num_insns_constant): Allow SFmode and DFmode.
+
+ * rs6000.h (CONST_DOUBLE_OK_FOR_LETTER_P): Redo 'G' so that it
+ means a constant that takes exactly two insns.
+ (rs6000_got_register): Add declaration.
+
+ * rs6000.md (movsi_got): Move setup of pic register to
+ rs6000_got_register.
+ (movsf): If -msoft-float, don't force constants to memory.
+ (mov{sf,df} insns): If soft floating point, allow any constant to
+ be loaded. Add define_splits that allow the 604 to use both
+ integer units for loading constants. Make sure insn length is
+ correct.
+
+Tue Jul 9 17:05:10 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (easy_fp_constant): All FP constants are considered
+ hard for -fpic and hardware floating point, so that the GOT
+ register is created.
+
+Tue Jul 9 15:21:27 1996 Jim Wilson <wilson@cygnus.com>
+
+ * x-iris6 (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
+
+Mon Jul 8 18:00:33 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sh.h (enum reg_class): Add new class GENERAL_FP_REGS.
+ (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
+
+ * cse.c (note_mem_written): Varying structure memory access with
+ AND address can alias scalars.
+ * sched.c ({true,anti,output}_dependence): Likewise.
+
+ * sh.c (calc_live_regs): For pragma_interrupt case, exclude call
+ clobbered regs that are fixed, explicitly add MACH_REG and MACL_REG.
+
+ * calls.c (expand_call): For assign_stack_temp call in PARALLEL case,
+ get mode from type instead of using BLKmode.
+ * function.c (aggregate_value_p): If hard_function_value returns
+ a non-REG, then return 0.
+
+ * mips.c (function_arg): Add explicit checks for FIELD_DECLs.
+ (mips_function_value): Add explicit checks for FIELD_DECLs, and save
+ them in the array FIELDS. When returning structure with 1 float field,
+ enclose it in a PARALLEL and set the PARALLEL mode correctly.
+ * mips.md (call_value): Call gen_call_value_multiple_internal0
+ only if there are multiple return values. Strip the PARALLEL off
+ if there is only one return value.
+
+Mon Jul 8 16:27:33 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * First cut at support for the H8/S.
+ * h8300.c (h8300_init_once): Handle the H8/S (treat it
+ like the H8/300H).
+ (dosize, adds_subs_operand, one_insn_adds_subs_operand): Likewise.
+ (output_adds_subs, const_costs, print_operand): Likewise.
+ (output_simode_bld, h8300_adjust_insn_length): Likewise.
+ (push_order, pop_order): Reverse.
+ (function_prologue): Try to use ldm.l and stm.l insns
+ on the H8/S. Minor cleanups.
+ (function_epilogue): Likewise.
+ (asm_file_start): Emit ".h8300s" when compiling for the H8/S.
+ * h8300/h8300.h (CPP_SPEC): Handle the H8/S.
+ (TARGET_H8300S): New target.
+ (TARGET_SWITCHES): Add "-ms" and "-mno-s".
+ (BITS_PER_WORD): Handle the H8/S (treat it like the H8/300H).
+ (UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY): Likewise.
+ (BIGGEST_ALIGNMENT, BIGGEST_FIELD_ALIGNMENT): Likewise.
+ (INITIALIZE_TRAMPOLINE, MOVE_MAX, Pmode): Likewise.
+ * h8300.md: Handle H8/S just like H8/300H
+ throughout the entire file.
+ * t-h8300 (MULTILIB_OPTIONS): Build "-ms" libraries too.
+ (MULTILIB_DIRNAMES): Put H8/S libraries in "h8300s" directory.
+ * h8300/lib1funcs.asm: Emit ".h8300s" pseudo-op when generating
+ h8300s object files. Otherwise treat the H8/S just like the H8/300H.
+ * ginclude/stdarg.h: Handle the H8/S.
+ * ginclude/varargs.h: Likewise.
+
+Mon Jul 8 14:50:58 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc/sol2.h (LINK_SPEC): Don't pass `-z text' if
+ -shared -mimpure-text.
+
+Sun Jul 7 18:03:46 1996 Torbjorn Granlund <tege@noisy.tmg.se>
+
+ * m68k/lb1sf68.asm (__udivsi3): Use faster tstw instead of btst.
+
+Thu Jul 4 11:44:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (get_inner_reference): Delete using alternate mode for
+ bitfield; we don't make bitfields anymore if not needed.
+
+Wed Jul 3 18:23:17 1996 Stephen L Moshier (moshier@world.std.com)
+
+ * c-common.c (record_function_format): Define as static.
+
+ * collect2.c (at SUNOS4_SHARED_LIBRARIES): Fix reference to unistd.h.
+
+Wed Jul 3 17:35:20 1996 Gavin Koch <gavin@cygnus.com>
+
+ * c-typeck.c (default_conversion): Add bitfield promotions.
+
+Wed Jul 3 17:09:22 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * gcc.c (default_compilers): Add null entries for languages we
+ heard of.
+ (main): If found one of those entries, say compiler not installed.
+
+Wed Jul 3 12:52:53 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.c (fmpy_operands): Define.
+ (combinable_{fmpy,add,fsub}): New function.
+ * pa.md (parallel_addb, parallel_movb): New patterns.
+ (fmpyadd, fmpysub): New patterns.
+
+ * pa.c (fmpy{add,sub}operands): Tighten checks. Allow SFmode.
+
+Tue Jul 2 18:57:15 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.c (ireg_or_int5_operand): New function.
+ (output_parallel_movb, output_parallel_addb): Likewise.
+ (combinable_copy, combinable_add, following_call): Likewise.
+ (pa_adjust_insn_length): Handle parallel unconditional branches.
+ (output_movb): Handle case were destination is %sar.
+ * pa.h: Declare new functions.
+ * pa.md (parallel_branch): New "type" attribute.
+ (delay slot descriptions): Don't allow "parallel_branches" in
+ delay slots. Fill "parallel_branches" like "branch" insns.
+ (movb patterns): Handle %sar as destination register.
+
+ * expr.c (compare): If function pointers need canonicalization
+ before comparisons, canonicalize them.
+ (do_store_flag): Do not use an sCC insn for a function pointer
+ comparison if function pointers need canonicalization before
+ comparing.
+
+Tue Jul 2 17:56:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h ({START,END}FILE_LINUX_SPEC): If -mnewlib is not
+ used, use the crtbegin/crtend that 2.7.2 used.
+
+Sat Jun 29 07:10:02 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.h (INIT_EXPANDERS): Define, call rs6000_init_expanders.
+ (RS6000_VARARGS_OFFSET): fpmem area no longer next to outgoing
+ argument area.
+ (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Likewise.
+ (frame_pointer_needed): Add external declaration.
+ (rs6000_{save,restore}_machine_status): Ditto.
+ (rs6000_init_expanders): Likewise.
+
+ * rs6000.c (rs6000_{save,restore}_machine_status): New functions
+ to save and restore the globals needed on a per function basis.
+ (rs6000_init_expanders): Initialize globals needed on a per
+ function basis, and set up so the above save/restore functions are
+ called when processing nested functions.
+ (output_epilog): Don't initialize per function globals here.
+ (rs6000_stack_info): Change where fpmem save area is to below local
+ variables, and not just below the outgoing argument area.
+
+ * rs6000.md (floatsidf2*, fix_truncdfsi2*): Rewrite conversion
+ routines to track new location of the fpmem save area. Allocate a
+ new base register temp for the routines in case the stack frame is
+ more than 32k in size.
+
+Sat Jun 29 05:44:37 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * explow.c (convert_memory_address, case PLUS): Fix error in
+ last change.
+
+Fri Jun 28 23:30:48 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * reload1.c (choose_reload_regs): Properly mark spill registers
+ as in use for inherited reloads.
+
+Fri Jun 28 18:37:20 1996 Stephen L Moshier <moshier@world.std.com>
+
+ * objc/sarray.c (ifdef __alpha__): Don't declare `free'.
+ * objc/thr-decosf1.c (objc_thread_id): Use pthread_getunique_np
+ to obtain a thread ID value.
+ (objc_mutex_allocate): Cast mutex->owner to _objc_thread_t.
+ (objc_mutex_{deallocate,unlock}): Likewise.
+ (objc_mutex_{try,un,}lock): Declare thread_id as _objc_thread_t.
+
+ * real.c (asctoeg): `0.0eX' is zero, regardless of the exponent X.
+
+Fri Jun 28 18:33:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * vax.md (rotl): Remove extraneous `$'.
+
+ * combine.c (previous_num_undos): Deleted variable.
+ (MAX_UNDO): Deleted macro.
+ (struct undo): New field, next.
+ (struct undobuf): Deleted num_undos and undo.
+ New fields undos, frees, and previous_undos.
+ (SUBST, SUBST_INT): Rework to allocate memory and chain undo entries.
+ (combine_instructions): Initialize undobuf.{undos,previous_undos},
+ not undobuf.num_undo and previous_num_undos.
+ (try_combine): Likewise.
+ (undo_all, gen_rtx_combine): Rework to use new data structures.
+
+Fri Jun 28 16:48:25 1996 Scott Christley <scottc@net-community.com>
+
+ * objc/sendmsg.c (__objc_block_forward): New function.
+ (get_imp, objc_msg_lookup): Use different forwarding function
+ when the returning a floating point value.
+
+Fri Jun 28 16:25:25 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * configure: Allow multiple makefile frags.
+ (i[3456]86-*-linux*oldld*): Add i386/t-crtstuff as target frag.
+ (i[3456]86-*-linux*aout*, i[3456]86-*-linux*): Likewise.
+ (m68k-*-linux*aout*): Add t-linux-aout as target frag.
+ (m68k-*-linux*): Add t-linux as target frag.
+ * Makefile.in (Makefile): xmake_file and tmake_file now already
+ contain the $(srcdir)/config prefix.
+
+ * config/t-linux (BOOT_CFLAGS): Removed, no longer necessary.
+ (CRTSTUFF_T_CFLAGS): Don't define.
+ (CRTSTUFF_T_CFLAGS_S): Define this instead.
+ * config/t-linux-aout (BOOT_CFLAGS): Removed.
+ * m68k/t-linux: Remove variables now in t-linux.
+
+Fri Jun 28 15:06:05 1996 John F. Carr <jfc@mit.edu>
+
+ * alpha.c (alpha_emit_conditional_move): Emit correct code when
+ incoming comparison code is NE.
+
+Fri Jun 28 14:35:45 1996 J.T. Conklin <jtc@hippo.cygnus.com>
+
+ * c-decl.c (init_decl_processing): Register __builtin_memset
+ and memset as builtin functions.
+ * expr.c (expand_builtin, case BUILTIN_MEMSET): Open code memset
+ where val == 0.
+
+Fri Jun 28 14:10:03 1996 Richard Henderson <rth@tamu.edu>
+
+ * alpha/linux.h (FUNCTION_PROFILER): _mcount has non-standard linkage.
+ * alpha/elf.h (LINK_SPEC): Bring emulation name into sync
+ with Cygnus snapshot.
+
+ * alpha.h ({MASK,TARGET}_BUILD_CONSTANTS): New macros.
+ (TARGET_SWITCHES): New target option build-constants.
+ * alpha.c (alpha_emit_set_long_const): New function.
+ * alpha.md (movdi): Call it.
+ * expmed.c (expand_mult_highpart): Use op1 not wide_op1 in
+ expansion of mul_highpart.
+
+ * alpha.c (output_{pro,epi}log): Flag_inhibit_size_directive
+ should supress .ent, .end, and accompanying directives.
+ (alpha_output_lineno): Fix polarity on GAS test.
+ * alpha.h (NO_DBX_FUNCTION_END): New macro.
+ * dbxout.c (dbxout_function): Respect NO_DBX_FUNCTION_END.
+ * alpha/elf.h: New file.
+ * alpha/linux.h (INITIALIZE_TRAMPOLINE): New definition.
+ * alpha/xm-linux.h (HAVE_STRERROR): Define.
+ * configure (alpha*-linux*ecoff*): New target, was alpha-*-linux*.
+ (alpha-*-linux*): Use elf.h.
+ * crtstuff.c (init_dummy): Only i386-linux (at most)
+ needs ___brk_addr hack.
+
+Thu Jun 27 20:23:30 1996 Jon Buller (jonb@metronet.com)
+
+ * ns32k.c (split_di): New; from i386.c.
+ * ns32k.md (adddi3, subdi3, negdi3): New patterns.
+
+Thu Jun 27 19:42:50 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * combine.c (force_to_mode, case NE): Fix typo and logical error.
+ (simplify_comparison): Don't swap args if op1 is CONST_INT.
+
+Thu Jun 27 18:49:35 1996 Jim Wilson <wilson@cygnus.com>
+
+ * expmed.c (extract_bit_field): Check TRULY_NOOP_TRUNCATION before
+ making a SUBREG of a REG.
+
+Thu Jun 27 11:03:59 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * mips.h (CC1_SPEC): Put spaces between the -mips* cases.
+ * mips/osfrose.h (CC1_SPEC): Likewise.
+
+ * sh.c (output_branch): Don't call ADJUST_INSN_LENGTH if insn is
+ inside sequence.
+
+Wed Jun 26 19:09:43 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.h (CMP_PSI): Delete.
+ (FUNCTION_POINTER_COMPARISON_MODE): Likewise.
+ * pa.md (cmppsi): Delete expander.
+ (canonicalize_funcptr_for_compare): Renamed from plabel_dereference,
+ turned into an expander + anonymous pattern.
+
+Tue Jun 25 22:36:11 1996 Doug Evans <dje@seba.cygnus.com>
+
+ * gcc.c (PEXECUTE_VERBOSE): Define.
+ (execute): Pass PEXECUTE_VERBOSE to pexecute if -v.
+
+Tue Jun 25 12:23:54 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.h (FINALIZE_PIC): Define to call rs6000_finalize_pic.
+ (rs6000_finalize_pic): Add declaration.
+ (svr4_traceback): Delete unused declaration.
+
+ * rs6000.md (movsi_got): Don't emit gen_init_v4_pic insn.
+ (V.4 call insns): Do not use @plt for PIC calls.
+
+ * rs6000.c (print_operand_address): Handle LABEL_REF just like
+ SYMBOL_REF.
+ (rs6000_finalize_pic): Define, emit the gen_init_v4_pic insn
+ before all other insns if needed for V.4 PIC calls.
+
+ * eabi-ci.asm (_GLOBAL_OFFSET_TABLE_): Do not provide a default
+ definition, since it interferes with the linker generated version.
+
+Tue Jun 25 01:17:50 1996 Jeffrey A. Law <law@cygnsu.com>
+
+ * h8300.c (function_prologue): Update "monitor" prologues.
+ (function_epilogue): Similarly.
+
+ * pa.h (PARSE_LDD_OUTPUT): Handle dynamic libraries that are
+ loaded "statically".
+
+Mon Jun 24 19:48:36 1996 Joel Sherrill <joel@merlin.gcs.redstone.army.mil>
+
+ * configure ({i386,i960,m68k,powerpc,sparc}-rtems): New targets.
+ * i386/go32-rtems.h, i386/i386-rtems.h: New files.
+ * i960/i960-rtems.h: New file.
+ * m68k/m68k-rtems.h: New file.
+ * rs6000/powerpc-rtems.h: New file.
+ * sparc/sparc-rtems.h: New file.
+
+Mon Jun 24 23:09:22 1996 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c: (create_definition): Diagnose `#define #' only once.
+
+Mon Jun 24 11:42:58 1996 Jim Wilson <wilson@cygnus.com>
+
+ * i386/cygwin32.h, rs6000/cygwin32.h (CPP_PREDEFINES): For consistency,
+ change to define WIN32, WINNT, and CYGWIN32.
+
+Mon Jun 24 10:46:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (floatsidf2*): Move the xor of the argument into the
+ define_insn, since it confuses inline function expands.
+
+Fri Jun 21 20:40:17 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips.md (call_internal1, call_value_internal1): Delete obsolete code.
+ (call_internal2, call_value_internal2, call_value_multiple_internal2):
+ Delete obsolete code. Explicitly load SYMBOL_REF into register.
+ (call_value): Change Pmode to SImode in gen_call_value_internal0 call.
+
+Thu Jun 20 12:20:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * configure (*-aix*): If building a cross compiler, use t-xnewas
+ instead of t-newas.
+
+ * rs6000.c (num_insns_constant_wide): Fix typo if HOST_WIDE_INT
+ has more than 32 bits.
+
+Wed Jun 19 17:50:33 1996 Richard Henderson <richard@atheist.tamu.edu>
+
+ * combine.c (move_deaths): New parameter maybe_kill_insn.
+ Don't move note if reg killed by maybe_kill_insn.
+ (try_combine): Pass new arg to move_deaths.
+
+Wed Jun 19 10:44:47 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * toplev.c (flag_keep_static_consts): Define.
+ (f_options): Add "keep-static-consts" entry.
+ (compile_file): Check it in addition to !optimize for emitting
+ static const variables.
+
+Tue Jun 18 23:37:20 1996 Doug Evans <dje@cygnus.com>
+
+ * i386/cygwin32.h (ASM_OUTPUT_SOURCE_LINE): Local symbols begin with L.
+
+Tue Jun 18 12:00:11 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * varasm.c (asm_output_aligned_bss): Don't emit a skip of size 0.
+
+Tue Jun 18 06:24:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * integrate.c (expand_inline_function): Add missing call to
+ force_operand when getting structure_value_addr into reg.
+
+ * alpha.c (override_options): Allow EV4/5 or 21064/21164 for cpu.
+ Clean up handling of floating-point options.
+ * alpha.h (TARGET_SWITCHES): Have all -mieee options turn
+ on MASK_IEEE_CONFORMANT.
+ (TARGET_DEFAULT): Use symbolic value.
+ * alpha.md: When not involving named pattern, update condition
+ to include alpha_tp != ALPHA_TP_INSN.
+ Don't do float_extend as part of other pattern when ALPHA_TP_INSN.
+ (extendsfsd2): Split into two patterns, depending on
+ value of alpha_tp.
+
+ * mips/iris6.h (ASM_SPEC): Treat -o32 as -32 and -n64 same as -64.
+ * mips.c (override_options): Likewise.
+
+ * genattrtab.c (fatal): Declare A1 and A2 as char *.
+
+ * function.c (find_temp_slot_from_address): Check for overlap
+ from BASE_OFFSET if X is PLUS of virtual_stack_vars_rtx and const.
+
+ * flow.c (flow_analysis): Fix typo in last change.
+
+ * expr.c (expand_builtin, case BUILT_IN_{SET,LONG}JMP): Properly
+ handle case when ptr_mode != Pmode.
+
+ * combine.c (try_combine): Don't use split if dest of new I2
+ is used between I2 and I3.
+
+ * c-typeck.c (pointer_int_sum): Convert integer to both signedness
+ and precision of sizetype.
+ * explow.c (convert_memory_address, case PLUS, MULT): Don't commute
+ operation with extension if not adding small integer.
+
+ * Makefile.in (BOOT_LANGUAGES): New variable.
+ (bootstrap): Use it to select languages for stage1.
+ * configure (extra_host_objs): New variable.
+ Separate files needed for target and host and concatenate list.
+ (extra_gcc_objs): Use setting for host, not target.
+ (objc_thread_file): Start with it as null, then don't include "thr-".
+ Print name of file after others and in same format.
+ (alpha-*-winnt*, i[3456]86-*-winnt): oldnames.o is in extra_host_objs.
+ (all_boot_languages): New variable.
+ Set from boot_language variable in config-lang.in.
+ Defines value of BOOT_LANGUAGES in Makefile.
+ (Makefile): Set target to the canonical form of target.
+
+Mon Jun 17 22:37:07 1996 Mike Meissner <meissner@rtl.cygnus.com>
+
+ * rs6000/win-nt.h (ASM_DECLARE_FUNCTION_NAME): Put function
+ descriptor in .reldata, not .text.
+
+Mon Jun 17 16:05:34 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * ginclude/stddef.h (wint_t): Don't wrap with #ifndef __cplusplus.
+
+Mon Jun 17 15:03:20 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (mips_split_addresses): New variable.
+ (simple_memory_operand): Add comment about mode check. Add check
+ for LO_SUM.
+ (call_insn_operand): OP is now an addresses instead of a MEM.
+ (move_operand, mips_check_split): New functions.
+ (mips_count_memory_refs): Add check for LO_SUM.
+ (mips_move_1word): Add HIGH support.
+ (mips_address_cost): Delete check for HIGH.
+ (output_block_move): Handle LO_SUM addresses.
+ (override_options): Set mips_split_addresses.
+ (print_operand_address): Add LO_SUM support.
+ * mips.h (mips_split_addresses, mips_check_split, move_operand):
+ New declarations
+ (GO_IF_LEGITIMATE_ADDRESS): Reject constant addresses when
+ mips_split_addresses is TRUE. Add LO_SUM support.
+ (LEGITIMIZE_ADDRESS): Add LO_SUM support.
+ (PREDICATE_CODES): Modify call_insn_operand support. Add
+ move_operand.
+ * mips.md (memory): Change r4100/r4300 support.
+ (imuldiv): Add r4300 support.
+ (high, low): New patterns.
+ (movsi, movdi): Add LO_SUM support.
+ (movsi_internal1, movsi_internal2): Use move_operand instead of
+ general_operand.
+ (movstrsi_internal, movstrsi_internal2): Delete R constraint.
+ (call, call_value): Pass address instead of MEM to call_insn_operand.
+ Call gen_call_{value_}internal0 instead of internal1.
+ (call_internal0, call_value_internal0, call_multiple_internal0):
+ New patterns.
+ (call_internal1, call_internal2, call_value_internal1,
+ call_value_internal2, call_value_multiple_internal2): Add explicit
+ MEM before target address.
+
+Sun Jun 16 23:05:16 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * configure (hppa*-hp-hpux10*): Use new pa-hpux10 configuration file.
+ (hppa*-hp-hpux*): Use hpux9 configuration files by default.
+ * pa/pa-hpux10.h: New file.
+ * pa/pa-ghpux9.h: Deleted. No longer used.
+
+Sat Jun 15 04:35:51 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
+
+ * i386/gnu.h (LINK_SPEC): Remove -rpath /lib/ option.
+ Ignore -ibcs option.
+
+Thu Jun 13 14:49:41 1996 Jim Wilson <wilson@cygnus.com>
+
+ * gen-protos.c (main): Change argv[i] to argv[0][i].
+
+Thu Jun 13 10:46:24 1996 Doug Evans <dje@cygnus.com>
+
+ * gcc.c (pfatal_pexecute): Delete code to check errno < sys_nerr.
+
+Wed Jun 12 21:47:10 1996 Eliot Dresselhaus <dresselh@rft30.nas.nasa.gov>
+
+ * alpha.c (alpha_cpu, alpha_cpu_string): New variables.
+ (override_options): Process -mcpu= value.
+ (alpha_adjust_cost): Handle adjustments for EV5.
+ * alpha.h (enum processor_type): New enum.
+ (alpha_cpu, alpha_cpu_string): New declarations.
+ (target_options): Add "cpu=".
+ (RTX_COSTS): Adjust values for EV5.
+ * alpha.md: Add scheduling rules for EV5.
+
+Tue Jun 11 17:51:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-common.c (check_format_info): Change text of message about use
+ of `0' with precision.
+
+Tue Jun 11 15:14:10 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.h (TARGET_SCHEDULE_PROLOGUE): New. Allows prologue to
+ be emitted as asm or rtl.
+
+ * i386.c (function_prologue): Emit prologue as asm.
+ (override_options): Don't emit rtl for prologue if -fpic.
+
+Tue Jun 11 14:41:01 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/eabi.asm (__eabi): Fix normal code so that it properly
+ loads up r2/r13 if needed again.
+
+ * rs6000/sysv4.h (CPP_ENDIAN_SPEC): Call cpp_endian_default, not
+ cpp_endian_default_spec.
+
+Mon Jun 10 15:10:56 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * local-alloc.c (update_equiv_regs): Ignore insns that read or
+ write registers that are likely to be spilled.
+
+ * pa.h (cmp_type): Add CMP_PSI.
+ (FUNCTION_POINTER_COMPARISON_MODE): Define.
+ * pa.md (cmppsi): New expander.
+ (plabel_dereference): New pattern
+
+Mon Jun 10 14:56:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sol2.h (SKIP_ASM_OP): Delete, Solaris accepts .space,
+ like rest of PowerPC V4 ports.
+
+ * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Emit .lcomm if not
+ using the .sbss area. If using the .sbss area, put out
+ appropriate .size directive.
+
+Mon Jun 10 14:53:38 1996 Doug Evans <dje@cygnus.com>
+
+ * Move fork/exec/wait handling into file of its own.
+ * pexecute.c: New file.
+ * Makefile.in (pexecute.o): Add rule.
+ (xgcc): Link in pexecute.o.
+ (protoize,unprotoize): Likewise.
+ * gcc.c (_WIN32): Don't include process.h or declare spawnv{,p}.
+ (pexecute,pwait): Add prototypes.
+ (PEXECUTE_{FIRST,LAST,SEARCH}): Define.
+ (execv,execvp): Delete decls.
+ (perror_exec): Delete.
+ (pfatal_pexecute): New function.
+ (pexecute support): Delete.
+ (execute): -pipe not supported if _WIN32 or OS2.
+ Update call to pexecute. Fatal error if pexecute fails. Call pwait.
+ * protoize.c: Include gansidecl.h.
+ (my_execvp): Delete.
+ (choose_temp_base,pexecute,pwait): Declare.
+ (PEXECUTE_{FIRST,LAST,SEARCH}): Define.
+ (execvp): Delete decl.
+ (usage): Fix typo.
+ (gen_aux_info_file): Rewrite to use pexecute/pwait.
+
+ * gcc.c (do_spec_1): Allow leading text in version string.
+ Delete support for default minor number = 0.
+
+Mon Jun 10 11:49:53 1996 Scott Christley <scottc@net-community.com>
+
+ * objc/Makefile (libobjc.a): Don't delete the library.
+
+ * objc/thr.h (objc_set_thread_callback): New function.
+ (objc_thread_callback): Typedef for the hook function.
+ * objc/thr.c (__objc_thread_detach_function): Clear thread storage.
+ Call the thread hook function when first becoming multi-threaded.
+ (objc_set_thread_callback): New function.
+
+ * objc/selector.c (__sel_register_typed_name): Additional parameter
+ that indicates whether name and type parameters are constant or not.
+ * objc/runtime.h (__sel_register_typed_name): Likewise.
+ * objc/init.c (__sel_register_typed_name): Likewise.
+
+ * objc/init.c (__objc_init_protocols): Need to unlock mutex.
+
+Mon Jun 10 11:44:44 1996 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * sparc/t-sol2 (gmon.o): Depend on stmp-int-hdrs.
+ (crt1.o, crti.o, crtn.o, gcrt1.o): Depend on $(GCC_PASSES).
+
+Mon Jun 10 11:29:46 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * flow.c (flow_analysis, find_basic_blocks): Ignore
+ nonlocal_label_list for CALL_INSN that has a REG_RETVAL.
+
+ * c-common.c (decl_attributes, case A_T_UNION): Don't look at fields
+ of union if there aren't any.
+
+Sat Jun 8 22:13:33 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.c (ix86_expand_prologue): Keep pic register load ahead
+ of reference which may use a pic register.
+
+Sat Jun 8 22:13:33 1996 Jim Wilson <wilson@cygnus.com>
+
+ * i386.md (strlensi_unroll4, strlensi_unroll5): Use + not =& for
+ constraint for input/output operand 2.
+
+Sat Jun 8 22:13:33 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * i386.h (CONST_COSTS): Even integer constants have a cost.
+ (RTX_COSTS): Take costs of subexpressions into account.
+ If a multiply is actually a shift, use the cost of the shift.
+ * i386/unix.h (SHIFT_DOUBLE_OMITS_COUNT): New macro.
+ * i386/{gas, next, seq-gas}.h (SHIFT_DOUBLE_OMITS_COUNT): Redefine
+ as zero.
+ * i386.c (print_operand): new letter 's'.
+
+Sat Jun 8 15:13:33 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips.c (override_options): Add vr4100 and vr4300 support.
+ * mips.h (enum processor_type): Likewise.
+ (MASK_4300_MUL_FIX, TARGET_4300_MUL_FIX): New macros.
+ (TARGET_SWITCHES): Add -mfix4300 option.
+ * mips.md (cpu, memory, imuldiv, adder, mult, divide): Add
+ vr4100 and vr4300 support.
+ (muldf3, mulsf3): Add vr4300 support.
+ (muldf3_internal, muldf_r4300, mulsf3_internal, mulsf_r4300): New
+ patterns.
+
+Sat Jun 8 14:35:23 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * toplev.c (main): Re-enable -gxcoff+.
+
+Sat Jun 8 14:20:14 1996 J.T. Conklin <jtc@rtl.cygnus.com>
+
+ * m68k/lb1sf68.asm (__{eq,ne,gt,lt,ge,le}{df,sf}2): Removed
+ extraneous comments, constants, labels, etc.
+
+ * m68k/altos3068.h (TARGET_DEFAULT): Use MASK_* macros
+ instead of explicit constants in definitions or conditionals.
+ * m68k/{apollo68, aux, ccur-GAS, dpx2, hp320, hp3bsd}.h: Likewise.
+ * m68k/{hp3bsd44, isi-nfp, isi, linux-aout, linux}.h): Likewise.
+ * m68k/{lynx-ng, lynx, m68k-none, m68k-psos, m68kv4}.h): Likewise.
+ * m68k/{mot3300, netbsd, news, next, pbb, plexus, sun2o4}.h): Likewise.
+ * m68k/{sun3, sun3n, tower}.h): Likewise.
+
+Sat Jun 8 13:55:23 1996 Matthias Pfaller (leo@marco.de)
+
+ * ns32k.md (define_insns for ffs[qhs]i2): Deleted.
+ (define_expand for ffssi2): New pattern.
+
+Sat Jun 8 13:44:14 1996 Stephen L Moshier (moshier@world.std.com)
+
+ * reload.c (find_equiv_reg): Set need_stable_sp if GOAL is the
+ stack pointer.
+
+Sat Jun 8 13:36:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * function.c (fixup_var_refs_1, case SIGN_EXTEND): Handle
+ paradoxical SUBREGs as first operand.
+ (fixup_var_regs_1, case SET): Handle paradoxical SUBREGs as
+ first operand of a ZERO_EXTRACT in SET_DEST.
+
+ * c-common.c (enum attrs): Add A_FORMAT_ARG.
+ (init_attribute): Initialize it.
+ (decl_attributes, case A_FORMAT): Clean up error messages.
+ (decl_attributes, case A_FORMAT_ARG): New case.
+ (struct international_format_info): New structure and typedef.
+ (international_format_list): New variable.
+ (record_international_format): New function.
+ (init_format_info): Call it for gettext, dcgettext, and dcgettext.
+ (check_format_info): See if format arg is call to
+ internationalization function.
+
+Fri Jun 7 20:04:40 1996 Jim Wilson <wilson@cygnus.com>
+
+ * gcc.c (MULTILIB_SELECT): Delete definition.
+ (multilib_select): Delete static initializer.
+ (multilib_obstack, multilib_raw): New global variables.
+ (multilib.h): Include inside multilib_raw definition.
+ (main): Set multilib_select from multilib_raw.
+ * genmultilib: Change output to be a sequence of short strings
+ separated by commas rather than a single long macro definition.
+
+ * cse.c (simplify_binary_operation, case MULT): Check for case
+ where width is larger than HOST_BITS_PER_WIDE_INT, and upper most
+ bit is set. We can not generate a simple shift in this case.
+
+ * gsyms.h (enum sdb_type): Add T_LNGDBL if EXTENDED_SDB_BASIC_TYPES.
+ (enum sdb_masks): Add EXTENDED_SDB_BASIC_TYPES masks.
+ * sdbout.c (gsyms.h): Include if CROSS_COMPILE is defined.
+ (plain_type_1): Use TYPE_PRECISION instead of TYPE_SIZE.
+ Add check for LONG_DOUBLE_TYPE_SIZE if EXTENDED_SDB_BASIC_TYPES.
+ * i960.h (EXTENDED_SDB_BASIC_TYPES): Define.
+ (PUT_SDB_TYPE): Delete now unnecessary shifting and masking.
+
+ * i960.h (i960_output_move_{double,quad}): Declare.
+
+Fri Jun 7 19:22:09 1996 Scott Christley <scottc@net-community.com>
+
+ * Makefile.in (OBJC_THREAD_FILE): New variable.
+ * configure (objc_thread_file): Set new variable to appropriate
+ values based upon target operating system; default is `thr-single'.
+ * objc/Makefile (OBJC_THREAD_FILE): Add target and dependency.
+ (thr.o): Remove OS specific thread files as dependencies.
+ * objc/thr-decosf1.c: Now compiles as a separate source file, so
+ include appropriate Objective-C headers.
+ * objc/thr-{mach,os2,posix,irix,single,solaris,win32}.c: Likewise.
+ * objc/thr.c: Remove inclusion of source files.
+ * objc/thr.h (__objc_thread_exit_status): Declare global variable.
+ * objc/thr-pthreads.c: New file.
+
+Fri Jun 7 19:04:04 1996 J.T. Conklin <jtc@rtl.cygnus.com>
+
+ * m68k.h (TARGET_SWITCHES): Treat -m68302 like -m68000 and -m68332
+ like -m68020; remove -mno-68302 and -mno-68332.
+
+Fri Jun 7 12:06:12 1996 Per Bothner <bothner@deneb.cygnus.com>
+
+ * expr.c (safe_from_p): Allow Chill-style variable-sized arrays.
+
+Thu Jun 6 23:11:11 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.c (h8300_monitor_function_p): New function.
+ (h8300_os_task_function_p): Likewise.
+ (os_task, monitor): Variables to note if the current
+ function is an os_task or monitor.
+ (function_prologue): Set monitor and/or os_task as needed. Handle
+ os_task and monitor functions.
+ (function_epilogue): Clear monitor and os_task. Handle os_task and
+ monitor functions.
+ (h8300_valid_machine_decl_attribute): Accept "OS_Task" and
+ "monitor".
+
+Thu Jun 6 20:01:54 1996 Per Bothner <bothner@cygnus.com>
+
+ * gen-protos.c (progname): New variable (needed by cppalloc.c).
+ (main): Set progname.
+
+ * cpplib.h (struct parse_file): Removed.
+ (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, CPP_OUT_BUFFER): New macros.
+ * cpphash.c (cpp_lookup): Change struct parse_file -> cpp_reader.
+
+ * cpplib.c (init_parse_option): Renamed to cpp_options_init.
+ (push_parse_file): Renamed to ...
+ (cpp_start_read): Change to return 1 on success, 0 on failure.
+ (init_parse_file): Renamed to cpp_reader_init.
+ * cppmain.c (main): Use CPP_SET_WRITTEN and cpp_fatal.
+ Use renamed function names, and return protocols.
+ * fix-header.c (read_scan_file): Likewise.
+
+ * cpperror.c (cpp_message): Generalize for "fatal" errors.
+ (cpp_fatal): New function (just calls cpp_message).
+ * cpplib.c (cpp_start_read, cpp_handle_options, cpp_finish,
+ parse_goto_mark, parse_move_mark): Use cpp_fatal rather than fatal.
+
+ * fix-header.c (check_macro_names): Fix struct parse_file->cpp_reader.
+ * cpplib.c (newline_fix): Remove unused function.
+
+Thu Jun 6 19:47:26 1996 Jim Wilson <wilson@cygnus.com>
+
+ Changes to support parameters and return values in multiple
+ non-contiguous locations.
+ * calls.c (expand_call): Handle NIL in PARALLEL. Handle PARALLEL
+ parameter in REG. Handle PARALLEL return value in VALREG.
+ (emit_library_call, emit_library_call_value): Abort for PARALLEL.
+ (store_one_arg): Delete code for handling EXPR_LIST.
+ * expr.c (emit_group_load, emit_group_store): New functions.
+ (use_group_regs): New function.
+ (emit_push_insn): Handle PARALLEL parameter in REG.
+ (expand_assignment): Handle PARALLEL to_rtx.
+ (store_expr): Handle PARALLEL target.
+ * expr.h (emit_group_load, emit_group_store, use_group_regs): New
+ declarations.
+ * function.c (assign_parms): Handle PARALLEL parameter in ENTRY_PARM.
+ * stmt.c (expand_value_return): Handle PARALLEL return_reg.
+
+ * mips/abi64.h (TYPE_DEPENDENT_REG): Delete.
+ * mips.c (function_arg): Return PARALLEL for structure with
+ aligned double fields.
+ (type_dependent_reg): Delete.
+ (mips_function_value): Return PARALLEL for structure
+ with two floating point fields.
+ * mips/mips.md (call_value): Handle PARALLEL in operands[0].
+ (call_value_multiple_internal2): New pattern.
+ * pa.h (FUNCTION_ARG): General PARALLEL instead of EXPR_LIST.
+ * rs6000.c (init_cumulative_args): Change EXPR_LIST to PARALLEL
+ in comments.
+ (function_arg): Generate PARALLEL instead of EXPR_LIST.
+
+Thu Jun 6 18:21:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * function.c (assign_parms): Tighten up code that makes REG_EQUIV
+ notes for parms.
+
+ * fold-const.c (fold): Don't do anything with evaluated SAVE_EXPR.
+
+Thu Jun 6 17:54:07 1996 J.T. Conklin <jtc@cygnus.com>
+
+ * m68k.h (TARGET_SWITCHES): Group all floating point options.
+ When an fp option is selected, unset bits used for other mutually
+ exclusive fp options.
+ (OVERRIDE_OPTIONS): Remove special case for SUPPORT_SUN_FPA;
+ bits used for 68881 and SKY are now cleared by TARGET_SWITCHES.
+
+ * m68k.md (movsi_const0, movhi): Favor clr with TARGET_5200.
+ (add[qhs]3): Don't use two addqw/subqw insns to add small integers to
+ an address register with TARGET_68060.
+ (stack push peephole): Use moveq.l with TARGET_5200 (when appropriate).
+
+ * m68k.h (MASK_5200, TARGET_5200): New macros.
+ (TARGET_SWITCHES): Add "m5200".
+ (LEGITIMATE_INDEX_P): Add TARGET_5200 to conditional expression.
+ * m68k.c (const_method): Do not synthesize long constants
+ with byte or word operations with TARGET_5200.
+ * m68k.md: Disable byte and word arithmetic, rotate, integer
+ divide, dbcc, etc. insns for TARGET_5200.
+ * m68k-none.h: (CPU_FPU_SPEC, CPP_SPEC, ASM_SPEC): Support m5200.
+
+Thu Jun 6 17:32:32 1996 Paul Eggert <eggert@twinsun.com>
+
+ * fixproto (subdirs): Work around Solaris 2.5
+ /usr/xpgr/bin/sed problem with \+\+.
+
+Thu Jun 6 15:06:27 1996 Jim Wilson <wilson@cygnus.com>
+
+ * c-decl.c (grokdeclarator): Call pop_obstacks after creating
+ TYPE_DECL.
+
+ * loop.c (strength_reduce): If HAVE_cc0 defined, disable auto_inc_opt
+ if it would put an insn between a cc0 setter/user pair.
+
+Thu Jun 6 13:06:54 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): If __sun__ is
+ defined, treat that as little endian.
+
+Wed Jun 5 20:04:53 1996 Jim Wilson <wilson@cygnus.com>
+
+ * i960.h (ROUND_TYPE_ALIGN): Add check for TYPE_PACKED.
+
+ * sh.h (SHORT_IMMEDIATES_SIGN_EXTEND): Define.
+ * sh.md (branch_true): Add comment about T-bit compares.
+
+Tue Jun 4 23:08:34 1996 Per Bothner <bothner@deneb.cygnus.com>
+
+ * cpplib.h, cpplib.c: Remove support for !STATIC_BUFFERS.
+ * cpplib.h: Use unsigned char rather than U_CHAR.
+ * cpplib.h (cpp_reader): Add destructor #ifdef __cplusplus.
+ (cpp_cleanup): New prototype.
+ * cpplib.c (special_symbol, do_once, do_include, cpp_get_token):
+ Compare cpp_buffer against CPP_NULL_BUFFER, not NULL.
+
+ * cpplib.c (dump_special_to_buffer): New function.
+ (initialize_builtins): Use it.
+
+Wed Jun 5 19:10:22 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa/pa.h (TEXT_SPACE_P): Fix thinko in last change.
+
+Wed Jun 5 16:25:51 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.h (ASM_DEFAULT_SPEC): Default to "", not -mpwr.
+
+ * sysv4.h (SUBTARGET_SWITCHES): Add -mshlib.
+ (LINK_PATH_SPEC): Add -compat-bsd support from Solaris.
+ (LINK_SPEC): Eliminate %{b} and %{G}, since they conflict with GCC
+ switches. Defer shared library support to LINK_SHLIB_SPEC. Defer
+ target selection to LINK_TARGET_SPEC.
+ (LINK_SHLIB_SPEC): Provide two different versions, depending on
+ whether shared libraries are default or not. Make shared
+ libraries not default until linker is fixed.
+ (LINK_OS_*_SPEC): New specs for OS specific linker switches.
+ (SUBTARGET_EXTRA_SPECS): Add new specs.
+
+ * {sol2,sysv4}.h (LINK_SPEC): Move Solaris link into general link spec.
+
+ * {sysv4,sysv4le,eabile}.h (LINK_TARGET_SPEC): Only pass -oformat
+ to the linker if the user is changing the default endian format.
+
+ * {sol2,linux,eabisim,eabilesim}.h (LINK_OS_DEFAULT_SPEC): Define
+ to use the appropriate OS link spec.
+
+Wed Jun 5 16:35:10 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * ginclude/stddef.h: Fix typo: TYPE_ptrdiff_t to _TYPE_ptrdiff_t.
+
+Wed Jun 5 15:52:57 1996 Per Bothner <bothner@kalessin.cygnus.com>
+
+ * varasm.c (output_constructor): Handle RANGE_EXPR in array index.
+
+Wed Jun 5 13:45:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * sparc.md (*call_{address,symbolic}_struct_value_sp32): Allow
+ operand 2 to be const0_rtx.
+
+Tue Jun 4 16:43:44 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * varasm.c (make_decl_rtl): Don't update DECL_ASSEMBLER_NAME for
+ local statics.
+
+ * c-decl.c (start_decl): Always set DECL_COMMON on statics.
+ * varasm.c (assemble_variable): Only treat vars with DECL_COMMON
+ as common.
+
+Tue Jun 4 14:55:49 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.c (reloc_needed): New function.
+ * pa.h (TEXT_SPACE_P): Variables/constants with initializers
+ requiring relocs never live in the text space.
+
+Tue Jun 4 14:10:46 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * sh.c (fp_zero_operand): Do not accept minus zero.
+
+ * sh.h (ASM_OUTPUT_LOOP_ALIGN): Define.
+ (ASM_OUTPUT_ALIGN_CODE): Define.
+ (ADJUST_INSN_LENGTH): Add in bytes that may be added by
+ alignment.
+ * sh.c (output_branch): Run ADJUST_INSN_LENGTH in reverse to get
+ correct length. Just call abort rather than returning "bad".
+ (find_barrier): Adjust limits for possible alignment.
+
+Tue Jun 4 09:35:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/t-solaris: New target config file for PowerPC Solaris
+ without gas.
+
+ * rs6000/t-ppc: Eliminate all multilib varients except for
+ software floating point.
+
+ * configure (powerpcle-*-solaris*): If not --with-gnu-as, use
+ t-solaris, not t-ppc.
+
+ * rs6000/sol2.h (MULTILIB_DEFAULTS): Add correct defaults for
+ Solaris.
+
+ * rs6000/sysv4.h (ASM_OUTPUT_SECTION_NAME): Clone from svr4.h, omit
+ @progbits, since Solaris assembler doesn't like it.
+ (LIB_SOLARIS_SPEC): If -msolaris-cclib, add libabi.a.
+ ({START,END}FILE_SOLARIS_SPEC): If -msolaris-cclib, use explicit
+ pathnames for the Solaris compiler start/end files.
+ (ASM_SPEC): Pass -mno-regnames to the assembler.
+
+Mon Jun 3 19:40:10 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips/abi64.h (CPP_SPEC): Make -mabi=n32 the default.
+ * mips/iris6.h (MIPS_ISA_DEFAULT, MIPS_ABI_DEFAULT, MULTILIB_DEFAULTS,
+ ASM_SPEC, STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
+ * mips.md (tablejump_internal4+1): Fix typo in condition.
+ * mips/x-iris6 (CC, OLDCC): Define to be `cc -32'.
+
+Mon Jun 3 07:57:35 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.def ([LR]SHIFT_EXPR): Remove `a' from printed names.
+
+ * sparc.md (call): Mask unimp operand to 12 bits, just like Sun.
+
+ * expr.c (store_field): Fix typo in last change; update TARGET addr.
+
+ * c-decl.c (start_struct): Set TYPE_PACKED from flag_pack_struct.
+ (start_enum): Likewise but from flag_short_enums.
+ (finish_enum): Test TYPE_PACKED, not flag_short_enums.
+ * stor-layout.c (layout_decl): Test DECL_PACKED and TYPE_PACKED
+ instead of flag_pack_struct.
+ (layout_record): Likewise.
+
+Sun Jun 2 19:41:14 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips.md (tablejump_internal3, tablejump_internal4): New patterns.
+ (tablejump): Use them for PIC code.
+
+Fri May 31 17:26:53 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.c (ix86_expand_epilogue): Don't generate references to an
+ exposed vacated stack.
+ * i386.md (epilogue_set_stack_ptr): New.
+
+Fri May 31 15:07:49 1996 Jim Wilson <wilson@cygnus.com>
+
+ * mips/abi64.h: Add -mabi=n32 support.
+ (ABI_64BIT): Delete.
+ (TARGET_LONG64, CPP_SPEC, STACK_BOUNDARY, MIPS_STACK_ALIGN,
+ GP_ARG_LAST, FP_ARG_LAST, SUBTARGET_CONDITIONAL_REGISTER_USAGE,
+ MAX_ARGS_IN_REGISTER, FUNCTION_ARG_PADDING, RETURN_IN_MEMORY,
+ SETUP_INCOMING_VARARGS): Modify.
+ (REG_PARM_STACK_SPACE): Ifdef out.
+ (TARGET_DEFAULT, SUBTARGET_TARGET_OPTIONS): Define.
+ * mips/iris6.h: Add -mabi=n32 support.
+ (TARGET_DEFAULT, ASM_OUTPUT_INTERNAL_LABEL,
+ ASM_GENERATE_INTERNAL_LABEL): Delete.
+ (MULTILIB_DEFAULTS, ASM_SPEC, EXTRA_SECTION_FUNCTIONS,
+ ASM_OUTPUT_ALIGNED_LOCAL, STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC):
+ Modify.
+ (MIPS_ABI_DEFAULT, LOCAL_LABEL_PREFIX): Define.
+ * mips.c: Add -mabi=n32 support.
+ (mips_const_double_ok, mips_move_1word, mips_move_2words,
+ function_arg, override_options, mips_asm_file_start,
+ compute_frame_size, save_restore_insns, function_prologue,
+ mips_expand_prologue, function_epilogue, mips_function_value): Modify.
+ (mips_abi, mips_abi_string): Define
+ * mips.h: Add -mabi=n32 support.
+ (ABI_64BIT): Delete.
+ (TARGET_OPTIONS, INITIAL_ELIMINATION_OFFSET, GO_IF_LEGITIMATE_ADDRESS,
+ CONSTANT_ADDRESS_P, LEGITIMATE_CONSTANT_P, LEGITIMIZE_ADDRESS,
+ ASM_OUTPUT_ADDR_DIFF_ELT): Modify.
+ (enum mips_abi_type, SUBTARGET_TARGET_OPTIONS): Define.
+ (mips_abi, mips_abi_string): Declare.
+ * mips.md (jump, tablejump_internal1, tablejump_internal2): Add
+ -mabi=n32 support.
+ * mips/t-iris6 (MULTILIB_OPTIONS): Add -mabi=n32 support.
+ * mips/xm-irix6.h (HOST_BITS_PER_LONG): Use _MIPS_SZLONG not 64.
+ * ginclude/va-mips.h (va_start): Add -mabi=n32 support.
+
+Fri May 31 14:45:30 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -msolaris-cclib to use
+ the Sun compiler's crt files instead of ours.
+ ({START,END}FILE_SOLARIS_SPEC): If -msolaris-cclib, use the Sun
+ compiler's crt files instead of ours.
+ (SUBTARGET_OVERRIDE_OPTIONS): Don't set -msdata=data for Solaris.
+ (SBSS_SECTION_ASM_OP): For Solaris, don't use @nobits.
+ (CPP_OS_SOLARIS_SPEC): Remove -Asystem(unix) and -Asystem(svr4).
+
+ * rs6000/t-ppc{,gas} (MULTILIB*): Add Solaris specific multilibs.
+
+ * rs6000/eabi{,le}sim.h (*_DEFAULT_SPEC): Rather than using
+ duplicate definitions, just use %(...) so that there is only one
+ place in the specs file where the switches are defined.
+ * rs6000/{linux,sol2}.h (*_DEFAULT_SPEC): Ditto.
+
+ * rs6000/sol2.h (CPP_PREDEFINES): Use the standard one in sysv4.h.
+ (RS6000_ABI_NAME): Default is solaris.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Don't redefine.
+
+ * rs6000/sol-c{i.asm,n.asm,c0.c}: Provide more things that Solaris
+ needs for program startup.
+
+Thu May 30 21:57:34 1996 Mike Stump <mrs@cygnus.com>
+
+ * tree.def (OFFSET_REF): Remove.
+ * expr.c (expand_expr, case OFFSET_REF): Likewise.
+ * tree.c (substitute_in_expr): Remove OFFSET_REF code.
+
+Wed May 29 14:54:44 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/eabi.asm (__eabi): If not -mrelocatable, don't assemble
+ relocatable functions, so that it can be assembled with the
+ Solaris assembler.
+
+ * rs6000/sysv4.h (CPP_SYSV_SPEC): Define _RELOCATABLE if
+ -mrelocatable-lib as well as -mrelocatable.
+
+ * rs6000.c (rs6000_file_start): New function to print some more
+ information to the asm file.
+ * rs6000/{sysv4,win-nt,rs6000}.h (ASM_FILE_START): Call it.
+
+Tue May 28 15:21:24 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.h (FIRST_PSEUDO_REGISTER): Bump to 77.
+ ({FIXED,CALL_USED}_REGISTERS): Add support for fpmem pseudo register.
+ (REG_ALLOC_ORDER, HARD_REGNO_{NREGS,MODE_OK}): Likewise.
+ (REGISTER_MOVE_COST, reg_class, REG_CLASS_{NAMES,CONTENTS}): Likewise.
+ (REGNO_REG_CLASS, PREFERRED_RELOAD_CLASS): Likewise.
+ (CLASS_{MAX_NREGS,CANNOT_CHANGE_SIZE,MAX_NREGS}): Likewise.
+ (rs6000_stack, {,DEBUG_}REGISTER_NAMES): Ditto.
+ (FPMEM_{REGNO_P,REGNUM}): New macros for fpmem register.
+ (rs6000_fpmem_{offset,size}): New global variables.
+ (RS6000_VARARGS_OFFSET): Fpmem temporary storage is located
+ between outgoing arg area and varargs save area.
+ (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Likewise.
+ (PREDICATE_CODES): Add fpmem_operand.
+ ({count_register,fpmem}_operand): Add declarations.
+
+ * rs6000.c ({rs6000,alt}_reg_names): Add support for fpmem 'register'.
+ (rs6000_fpmem_{offset,size}): New global variables.
+ (fpmem_operand): Return true for fpmem registers.
+ (gpc_reg_operand): The fpmem register is not general purpose.
+ (includes_rshift_p): Add casts to silence warnings from Solaris
+ PowerPC host compiler.
+ (print_operand): Add 'v' operand type for the upper 16 bits of
+ signed constants, to placate the Solaris assembler.
+ ({rs6000,debug}_stack_info): Add support for fpmem 'register'.
+ (output_epilog): Likewise.
+
+ * rs6000.md (addsi3,movsi,movsf,movdi): Use %v for constants with
+ the upper 16 bits, to get the sign correct for PowerPC Solaris.
+ (float{,uns}sidf2,fix_truncdfsi2): Rewrite to use 'register' 76
+ for the memory location used to convert between float and integer.
+
+ * sysv4.h (ASM_OUTPUT_{CON,DE}STRUCTOR): Use code laid down in
+ .init and .fini for making constructors and destructors under
+ Solaris.
+ (ASM_SPEC): Do not pass -u to the assembler.
+ (CC1_SPEC): -mrelocatable implies -meabi.
+
+ * sol2.h (RS6000_ABI_NAME): Default ABI is Solaris, not System V.4.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Don't define Solaris specific method.
+
+Mon May 27 06:39:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (expand_builtin, case BUILT_IN_{LONG,SET}JMP):
+ Convert block address from ptr_mode to Pmode.
+
+Sun May 26 20:05:43 1996 Doug Evans <dje@cygnus.com>
+
+ * gcc.c (MSDOS pexecute): Call xmalloc, not malloc.
+
+Sun May 26 08:31:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * configure (vax-*-{sysv}): tm_file and xm_file now list.
+ (vax-*-ultrix): tm_file is now list.
+ (we32k-att-sysv*): xm_file now list.
+ * vax/xm-netbsd.h: Deleted.
+ * vax/netbsd.h: No longer include vax.h and config/netbsd.h.
+ * vax/ultrix.h, vax/vaxv.h: No longer include vax.h.
+ * vax/xm-vaxv.h: No longer include xm-vax.h.
+ * xm-we32k.h: No longer include xm-svr3.h.
+
+ * configure: Separately set target_cpu_default for two
+ case statements and then combine if both set.
+ (alpha-*-winnt3): tm_file and xm_file are now list.
+ Set target_cpu_default to 64.
+ * winnt/config-nt.bat: Make .h files properly for Alpha.
+ * alpha.h (WINDOWS_NT): No longer defined and used.
+ (MASK_WINDOWS_NT, TARGET_WINDOWS_NT): New macros.
+ (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_WINDOWS_NT.
+ * alpha.c (output_prolog): Test TARGET_WINDOWS_NT, not WINDOWS_NT.
+ * alpha.md: Likewise.
+ * alpha/config-nt.sed: Properly set tm_file and {build,host}_xm_file.
+ * alpha/win-nt.h: Don't include alpha.h
+ (WINDOWS_NT): No longer define.
+ * alpha/xm-winnt.h: Don't include xm-alpha.h and winnt/xm-winnt.h.
+
+Fri May 24 12:34:22 1996 Doug Evans <dje@seba.cygnus.com>
+
+ * configure (cpu_type): Add case for arm.
+ (sparclet-*-aout*): Delete extra_headers.
+
+ * varasm.c (asm_output_bss): New argument DECL.
+ Use ASM_DECLARE_OBJECT_NAME if defined.
+ (asm_output_aligned_bss): Likewise.
+ (assemble_variable): Pass DECL to ASM_OUTPUT{,_ALIGNED}_BSS.
+ * arm/aout.h (ASM_OUTPUT_ALIGNED_BSS): Update.
+ * h8300.h (ASM_OUTPUT_BSS): Update.
+ * i386/linux.h (ASM_OUTPUT_ALIGNED_BSS): Update.
+ * i386/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update.
+ * m68k/coff.h (ASM_OUTPUT_ALIGNED_BSS): Update.
+ * m68k/linux.h (ASM_OUTPUT_ALIGNED_BSS): Update.
+ * m68k/m68k-aout.h (ASM_OUTPUT_BSS): Update.
+ * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update.
+ * rs6000/win-nt.h (ASM_OUTPUT_ALIGNED_BSS): Update.
+ * sparc/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update.
+
+Thu May 23 19:55:52 1996 Jim Wilson <wilson@cygnus.com>
+
+ * combine.c (set_nonzero_bits_and_sign_copies): Set reg_sign_bit_copies
+ to one not zero to indicate value is unknown.
+
+Thu May 23 18:39:24 1996 J.T. Conklin <jtc@rtl.cygnus.com>
+
+ * config/netbsd.h (SWITCH_TAKES_ARG): Add -R.
+ (LINK_SPEC): Add %{R*}.
+
+ * m68k/lb1sf68.asm: Construct exception masks at compile time
+ instead of or'ing in bits at run time.
+
+Thu May 23 15:53:06 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * sh.md: Add new instruction types fp and fpdiv. Set new
+ instruction types where appropriate. Add function unit fp.
+ Claim that store instructions use function unit memory.
+
+Thu May 23 00:36:19 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.h (CONSTANT_ADDRESS_P): Don't accept CONST or HIGH on H8/300H.
+ * h8300.md: Use "m" rather than "o" constraint everywhere appropriate.
+ Cleanup use of "i" and "n" constraints.
+
+Wed May 22 17:43:37 1996 Jim Wilson <wilson@cygnus.com>
+
+ * fixincludes (pthread.h): Add extern to __page_size* declarations
+ for AIX 4.1.x.
+
+ * combine.c (nonzero_bits): Don't assume arg pointer has same
+ alignment as stack pointer.
+
+Wed May 22 16:09:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (LINK_START_DEFAULT_SPEC): Spell macro correctly.
+ (LIB_DEFAULT_SPEC): Provide default version.
+
+Wed May 22 11:23:57 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * i386.md (return_pop_internal): new pattern.
+ (pop): disable emitting of bogus move instruction.
+ * i386.c (ix86_expand_epilogue): use gen_return_pop_internal to
+ simultanously return and pop args; removed stray semicolon.
+ * config/linux-aout.h, config/linux.h (SET_ASM_OP): Added for
+ __attribute__ ((alias ())) support.
+
+Wed May 22 08:06:42 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu.edu>
+
+ * combine.c (init_reg_last_arrays, setup_incoming_promotions):
+ Correct prototypes.
+
+Tue May 21 13:42:17 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.md (div and mode patterns): Rewrite.
+
+ * pa.c (basereg_operand): Never accept a CONST_INT.
+
+Tue May 21 12:26:40 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * pa/pa-hpux9.h, pa-osf.h (LINK_SPEC): Provide version for Snake.
+
+Tue May 21 07:20:48 1996 Pat Rankin <rankin@eql.caltech.edu>
+
+ * vax.h (TARGET_NAME): Define unless already defined.
+ (TARGET_VERSION): Print TARGET_NAME.
+ * vax/vms.h (TARGET_NAME): Always redefine.
+ (TARGET_VERSION): Delete; retain vax.h definition.
+
+Mon May 20 14:00:44 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sh.c (output_file_start): Delete misplaced semicolon.
+
+Mon May 20 11:58:15 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * reorg.c (relax_delay_slots): Call update_block before
+ redirecting a branch past a redundant insn.
+
+Sun May 19 16:40:53 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * Makefile.in (libobjc.a, sublibobjc.a): 'specs' added to
+ dependencies.
+
+Sun May 19 12:25:48 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * configure: Add new switch to provide default for cpu_type;
+ delete numerous settings of it in main switch.
+ (hppa): Reflect rerrangements below; use new configure features.
+ * pa/pa-gas.h, pa/pa-pro-end.h: New files.
+ * pa/pa1.h, pa/pa1-osf.h, pa/pa1-ghpux.h, pa/pa1-oldas.h: Deleted.
+ * pa/pa1-ghpux9.h, pa/pa1-hpux9.h, pa/pa1-hpux.h: Deleted.
+ * pa/pa1-ghiux.h, pa/pa1-hiux.h, pa/pa-ghpux.h: Deleted.
+ * pa/pa-gux7.h, pa/pa-ghiux.h: Deleted.
+ * pa/pa-hiux.h: No longer include pa-hpux.h.
+ * pa/pa-hpux.h: No longer include pa.h.
+ (TARGET_DEFAULT): Unset before setting.
+ (LINK_SPEC): Provide option for pa1.
+ * pa/pa-hpux7.h: No longer include pa.h.
+ (HP_FP_ARG_DESCRIPTOR_REVERSED): Don't define here.
+ * pa/pa-hpux9.h, pa/pa-oldas.h: No longer include pa-hpux.h.
+ (TARGET_DEFAULT): Don't need to set here.
+ * pa/pa-osf.h: No longer include pa.h.
+ (TARGET_DEFAULT): Don't define; identical to default.
+ * pa/pa-pro.h: No longer include pa.h.
+ Move definitions after include to new file pa-pro-end.h.
+ * pa.h (TARGET_SWITCHES): Include TARGET_CPU_DEFAULT.
+ (TARGET_CPU_DEFAULT): Provide default value.
+ (CPP_SPEC): Test TARGET_CPU_DEFAULT too.
+
+ * Makefile.in (function.o): Includes bc-emit.h.
+ (reg-stack.o): Includes insn-flags.h.
+ * expr.h (function_value): Deleted; no such function.
+ (bc_build_calldesc, bc_runtime_type_code): New declarations.
+ * c-decl.c: Add prototypes for all static functions.
+ * c-iterate.c: Likewise.
+ * dbxout.c: Likewise.
+ (adspath): Delete; never used and has numerous parse errors.
+ * dwarfout.c: If not GNUC, make `inline' null; otherwise, leave alone.
+ Add `static' to inline functions.
+ Add prototypes for static function.
+ * expr.c (bc_runtime_type_code): Delete redundant declaration.
+ * function.c: Include bc-emit.h.
+ ({save,restore}_machine_status): Add prototype for args.
+ (bc_runtime_type_code, bc_build_calldesc): Delete redundant decls.
+ (bc_emit_trampoline, bc_end_function): Likewise.
+ * reg-stack.c: Include insn-flags.h.
+ Add prototypes for static functions.
+ (gen_jump, gen_movdf, gen_movxf): Delete redundant declarations.
+ (find_regno_note, emit_jump_insn_before, emit_label_after): Likewise.
+ (swap_rtx_condition): Now static.
+ * sdbout.c: Add prototypes for static functions.
+ (sdbout_parms, sdbout_reg_parms): Delete extra parm to plain_type.
+
+Sun May 19 11:50:10 1996 John Carr <jfc@mit.edu>
+
+ * alpha.c (alpha_emit_conditional_move): Compare to 0 in correct mode.
+
+Sat May 18 20:17:27 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sh.c (prepare_move_operands): If source is r0, and dest is reg+reg
+ MEM, then copy source to a pseudo-reg.
+ * sh.md (untyped_call): New pattern.
+
+ * unroll.c (copy_loop_body): When update split DEST_ADDR giv,
+ check to make sure it was split.
+ (find_splittable_givs): Fix reversed test of verify_addresses result.
+
+Sat May 18 10:26:04 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * tree.c (unsave_expr_now): Avoid use of NULL_RTX since no rtl.h.
+
+ * configure: Set cpu_default, tm_file, and xm_file early.
+ Remove redundant settings of those, tmake_file, and xmake_file.
+ Use ${tm_file} and ${xm_file} to refer to the main files.
+ Sort some entries for consistency and reformat some others.
+ (rs6000, powerpc): Remove bogus test on host == target.
+ (alpha-*-linux): xm-linux.h no longer includes xm-alpha.
+ (alpha-*-osf*): Remove redundant setting of target_cpu_default.
+ (*-convex-*): Use target_cpu_default instead of separate .h files.
+ (clipper-intergraph-clix*): clix.h no longer includes any files.
+ (i860, i960, pdp11): Reflect removal of includes listed below.
+ * alpha/xm-linux.h: No longer include xm-alpha.h.
+ * clipper/clix.h: No longer include clipper.h and svr3.h.
+ * convex.h: Provide a default for TARGET_DEFAULT.
+ Take "or" of TARGET_DEFAULT and TARGET_CPU_DEFAULT everywhere.
+ * convex/convex{1,2,32,34,38}.h: Deleted.
+ * i860/bsd-gas.h: No longer include bsd.h.
+ * i860/bsd.h: No longer include i860.h.
+ * i860/fx2800.h: No longer include i860/sysv4.h.
+ (OUTPUT_TDESC): No longer define.
+ (ASM_FILE_END): Move redefinition to here.
+ * i860/mach.h: No longer include i860.h.
+ * i860/paragon.h, i860/sysv3.h: No longer include i860.h and svr3.h.
+ * i860/sysv4.h: No longer include i860.h and svr4.h.
+ (ASM_FILE_END): Delete redefinition from here.
+ * i860/xm-fx2800.h: No longer include xm-i860.h.
+ * i860/xm-paragon.h, i860/xm-sysv{3,4}.h: Deleted.
+ * i960/i960-coff.h: No longer include i960.h and dbxcoff.h.
+ * i960/vx960-coff.h: No longer include i960-coff.h.
+ * i960/vx960.h: No longer include i960.h.
+ * pdp11/2bsd.h: No longer include pdp11.h.
+
+ * i370/i370.h: Renamed from mvs.h.
+ * i370/i370.c: Renamed from mvs370.c.
+ * i370/t-i370: Renamed from t-mvs.
+ * i370/xm-i370.h: Renamed from xm-mvs.h.
+ * configure (i370-*-mvs*): Use default names for all files.
+
+ * c-parse.in: Update number of shift/reduce conflicts for objc.
+
+Sat May 18 08:20:17 1996 Dennis Glatting (dennisg@plaintalk.bellevue.wa.us)
+
+ * m68k/next.h (FINALIZE_TRAMPOLINE): Add missing backslashes.
+
+Fri May 17 19:57:20 1996 Pat Rankin <rankin@eql.caltech.edu>
+
+ * vax/xm-vms.h (dbxout_resume_previous_source_file): New macro.
+
+Fri May 17 14:20:13 1996 Mike Stump <mrs@cygnus.com>
+
+ * expr.c (expand_expr, cond TARGET_EXPR): Make TARGET_EXPRs
+ redoable for UNSAVE_EXPR.
+ * stmt.c (expand_decl_cleanup): Wrap the cleanup in an UNSAVE_EXPR
+ to that we can redo it.
+ * tree.c (unsave_expr_now): Handle TARGET_EXPRs fully now.
+ * tree.def (TARGET_EXPR): Add a fourth field so that TARGET_EXPRs
+ are redoable.
+
+ * expr.c (expand_expr, cond UNSAVE_EXPR): Move from the C++
+ frontend to the backend where it belongs.
+ * tree.c (unsave_expr{,_now}): Likewise.
+ * tree.def (UNSAVE_EXPR): Likewise.
+ * tree.h (unsave_expr{,_now}): Likewise.
+
+Fri May 17 15:04:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (lshrsi3 insns): Add special case code for shifting by
+ 0 to avoid bad code generated with no optimization.
+
+Fri May 17 13:50:55 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * i386/unix.h (ASM_OUTPUT_MI_THUNK): Define.
+ * i386/{att.h,bsd.h,sun386.h} (ASM_OUTPUT_MI_THUNK): Delete.
+
+Fri May 17 13:34:28 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * fp-bit.c (_fpdiv_parts): Correct sign handling when
+ dividing zero or infinity by something.
+
+Fri May 17 12:36:36 1996 Doug Evans <dje@seba.cygnus.com>
+
+ Standardize option output in assembler files.
+ * Makefile.in (toplev.o): Pass -DTARGET_NAME.
+ * arm/aout.h (ASM_OUTPUT_OPTIONS): Delete.
+ (ASM_FILE_START): Delete option output support.
+ * arm.c (output_option, output_options, m_options): Delete.
+ * m88k.c (output_file_start): Delete option output support.
+ * m88k.h (ASM_COMMENT_START): Define.
+ * mips.c (target_switches, print_options): Delete.
+ (mips_asm_file_start): Put output of -G,Cpu,ISA here.
+ * mips.h (ASM_COMMENT_START): Change from "\t\t#" to " #".
+ * rs6000.c (output_option, m_options, output_options): Delete.
+ * rs6000.h (ASM_OUTPUT_OPTIONS): Delete.
+ (ASM_COMMENT_START): Define.
+ (ASM_FILE_START): Delete option output support.
+ * rs6000/sysv4.h (ASM_FILE_START): Likewise.
+ * rs6000/win-nt.h (ASM_FILE_START): Likewise. Delete duplicate.
+ * sh.c (output_option, m_options, output_options): Delete.
+ (output_file_start): Delete option output support.
+ * sh.h (ASM_FILE_START): Likewise.
+ (ASM_COMMENT_START): Define.
+ * dwarfout.c (*): flag_verbose_asm renamed to flag_debug_asm.
+ * flags.h (flag_debug_asm): Declare.
+ * toplev.c (print_version): New function.
+ (print_single_switch): New arguments pos, max, indent, sep, term.
+ (print_switch_values): New arguments pos, max, indent, sep, term.
+ Update call to print_single_switch. Output options passed and
+ options enabled.
+ (MAX_LINE): New macro.
+ (flag_debug_asm): Define.
+ (compile_file): Output options to assembler file.
+ (main): Recognize -dA. Call print_version. Update call to
+ print_switch_values.
+ (line_position): Deleted.
+
+Fri May 17 10:50:44 1996 Stan Cox (coxs@dg-rtp.dg.com)
+
+ * i386.c (function_prologue, ix86_expand_prologue,
+ function_epilogue, ix86_expand_epilogue): Generate prologue and
+ epilogue as RTL (prior to scheduling) instead of emitting asm.
+ (override_options): If only -march is given, make it the default -mcpu.
+ * i386.h (FUNCTION_BEGIN_EPILOGUE): Renamed from FUNCTION_EPILOGUE.
+ * i386.md (return, return_internal, prologue, prologue_set_got,
+ prologue_get_pc, epilogue, leave, pop): New patterns for emitting
+ asm from prologue and epilogue RTL.
+ * m88k/t-dgux (T_CFLAGS): Delete.
+ * m88k/x-dgux (X_CFLAGS): New.
+
+Fri May 17 09:54:23 1996 Jim Meyering (meyering@asic.sc.ti.com)
+
+ * Makefile.in (stamp-crt{,S}): Use -o to avoid conflicts if
+ both of these are built in parallel.
+
+Fri May 17 08:55:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expmed.c (store_split_bit_field): Don't assume the alignment
+ of VALUE is the same as the record.
+
+ * configure: Write #define TARGET_CPU_DEFAULT into tm.h
+ instead of defining MAYBE_TARGET_DEFAULT in Makefile.
+ (alpha-*-linux): Set target_cpu_default to 4 and xmake_file to none.
+ (alpha-*-osf*): Set target_cpu_default to 4 if --gas.
+ * Makefile.in (gcc.o, toplev.o, $(out_object_file)):
+ Remove MAYBE_TARGET_DEFAULT.
+
+ * combine.c (insn_cuid): New function.
+ (INSN_CUID): Sometimes call it.
+
+Fri May 17 08:12:37 1996 Scott Christley <scottc@net-community.com>
+
+ * objc/sendmsg.c (objc_get_uninstalled_dtable): New function.
+ * objc/objc-api.h (objc_get_uninstalled_dtable): New declaration.
+
+ * objc/thr-os2.c, objc/thr-posix.c, objc/thr-mach.c: New files.
+ * objc/THREADS.MACH: New file.
+
+ * objc/sendmsg.c (nil_method): Deleted from here.
+ * objc/nil_method.c: New file.
+ * Makefile (OBJC_O): Add dependency for nil_method.c.
+
+ * objc/hash.c (hash_is_key_in_hash): New function.
+ * objc/hash.h: Include objc/objc.h here instead of in objc/hash.c
+ to get BOOL typedef.
+
+Fri May 17 08:01:48 1996 Doug Rupp (rupp@gnat.com)
+
+ * msdos/configur.bat: If Ada subdirectory present, adjust Makefile.
+
+Fri May 17 07:40:04 1996 Ulrich Drepper (drepper@cygnus.com)
+
+ * stddef.h: If need_wint_t defined, nothing in this file is needed.
+ (_WINT_T, __WINT__TYPE__, wint_t): Define under certain circumstances.
+
+Thu May 16 18:53:25 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * fold-const.c (fold, case EQ_EXPR): When folding VAR++ = CONST,
+ mask the new const if VAR is a bitfield reference; also for VAR--.
+
+Thu May 16 18:29:03 1996 Doug Evans <dje@seba.cygnus.com>
+
+ * varasm.c (function_section): Delete flag_function_sections support.
+ (assemble_start_function): Put it here. Use UNIQUE_SECTION if defined.
+
+Wed May 15 13:35:11 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.{h,c,md} (rs6000_pic_register): Delete all uses, use
+ pic_offset_table_rtx instead.
+
+ * rs6000.md (move_to_float): Rewrite so that it uses the register
+ allocator to allocate the stack temp, instead of calling
+ rs6000_stack_temp.
+ (fix_truncdfsi2): Likewise.
+
+ * rs6000.c (rs6000_stack_temp): Delete, no longer used.
+
+Wed May 15 10:39:27 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Define.
+
+Sat May 11 07:42:59 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (store_field): Support BLKmode bitfield if aligned on
+ byte boundary using emit_block_move.
+ (expand_expr, case COMPONENT_REF): Likewise.
+
+Fri May 10 18:33:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * configure (alpha-*-linux): Reverse order in tm_file list.
+ Delete xmake_file.
+ * alpha/x-linux: Deleted.
+ * alpha/linux.h (ASM_FINAL_SPEC): Add #undef.
+ * alpha/xm-linux.h: Remove bogus trailing #endif.
+
+ * loop.c (maybe_eliminate_biv_1): Disable all but two cases
+ of biv elimination with givs and restrict those two cases to
+ an ADD_VAL that is an address.
+
+ * flow.c (mark_set_1, mark_used_regs): Clean up usages
+ of ALL_NEEDED; change to SOME_NOT_NEEDED and set properly.
+
+Fri May 10 11:37:38 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * toplev.c (compile_file): Don't warn about artificial functions
+ declared static and not defined.
+
+Thu May 9 22:03:28 1996 Doug Evans <dje@cygnus.com>
+
+ * varasm.c (assemble_start_function): ASM_DECLARE_FUNCTION_NAME
+ needn't consider bytecodes.
+ (assemble_variable): ASM_DECLARE_OBJECT_NAME needn't
+ consider bytecodes.
+ * toplev.c (rest_of_decl_compilation): Likewise with
+ ASM_FINISH_DECLARE_OBJECT.
+ * arm/aof.h (ASM_DECLARE_{FUNCTION,OBJECT}_NAME): Delete bytecode
+ support.
+ * vax/vms.h (ASM_DECLARE_OBJECT_NAME): Likewise.
+
+Thu May 9 19:36:13 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sh.h (SET_ASM_OP): Define.
+
+Thu May 9 13:31:58 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sysv4.h (SUBTARGET_{SWITCHES,OPTIONS}): Add support for
+ finer grain control on -msdata, so that eabi people can specify to
+ compile sdata code to only use r13 instead of r2/r13. Make
+ -mrelocatable-lib turn off -msdata, just like -m relocatable does.
+ (SUBTARGET_OVERRIDE_OPTIONS): Ditto.
+ (ENCODE_SECTION_INFO): Move to rs6000.c.
+ (ASM_SPEC): -msdata=eabi sets -memb also.
+ (CC1_SPEC): -mno-sdata gets converted to -msdata=none.
+
+ * rs6000.c (rs6000_sdata{,_name}): Add support for finer grain
+ control on -msdata.
+ (output_options, small_data_operand, print_operand): Likewise.
+ (rs6000_select_section): Likewise.
+ (rs6000_encode_section_info): Move here from sysv4.h, section
+ names are stored as STRING nodes, not IDENTIFIER.
+
+Wed May 8 21:04:49 1996 Doug Evans <dje@cygnus.com>
+
+ * function.c (aggregate_value_p): Return 1 if TREE_ADDRESSABLE.
+ * pa.h (RETURN_IN_MEMORY): No longer test for TREE_ADDRESSABLE.
+
+Tue May 7 13:42:57 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.c: Include obstack.h.
+ (bit_memory_operand): New function.
+ (print_operand): Append ":16" to a memory reference to
+ the tiny data area.
+ (h8300_tiny_data_p): New function.
+ (h8300_valid_machine_decl_attribute): Accept "tiny_data". Fix typo.
+ (h8300_encode_label): New function.
+ (h8300_adjust_insn_length): References to the tiny data section
+ are two bytes shorter than normal accesses on the H8/300H.
+ * h8300.h (OK_FOR_U): Fix thinko.
+ (ENCODE_SECTION_INFO): Encode info for tiny data variables.
+ (STRIP_NAME_ENCODING): Define.
+ * h8300.md (movqi insn): Fix length for a constant load.
+ (movstrictqi, movhi, movstricthi): Likewise.
+ (memory btst patterns): Add register to the constraints to keep
+ reload happy.
+
+ * h8300.h (OK_FOR_U): (const (plus (symbol_ref) (const_int)))
+ is valid U operand if SYMBOL_REF_FLAG is set on SYMBOL_REF.
+ * h8300.md (memory btst patterns): New patterns.
+
+ * h8300.c (h8300_eightbit_data_p): Renamed from h8300_tiny_data_p.
+ (h8300_eightbit_data_p): Check for the "eightbit_data"
+ attribute instead of "tiny_data".
+ (h8300_valid_machine_decl_attribute): Likewise.
+ * h8300.h (ENCODE_SECTION_INFO): Call h8300_eightbit_data_p
+ instead of h8300_tiny_data_p.
+
+ * h8300.h (READONLY_DATA_SECTION): Define.
+ (EXTRA_SECTIONS): Add in_readonly_data.
+ (READONLY_DATA_SECTION_ASM_OP): Define.
+ (EXTRA_SECTION_FUNCTINOS): Add readonly_data.
+
+Tue May 7 09:26:24 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * varasm.c (make_decl_rtl): Update DECL_ASSEMBLER_NAME for local
+ statics. Remove reference to flag_no_common.
+
+Mon May 6 21:38:36 1996 Paul Eggert <eggert@twinsun.com>
+
+ * cpplib.c (skip_comment, handle_directive): Don't use uninit vars.
+
+Mon May 6 18:47:36 1996 Doug Evans <dje@cygnus.com>
+
+ * dbxout.c (dbxout_function): When deciding to call dbxout_function_end
+ change test from flag_function_sections to DECL_SECTION_NAME != NULL.
+
+ * varasm.c (named_section): Accept any decl.
+
+Mon May 6 16:41:08 1996 Stan Cox (coxs@dg-rtp.dg.com)
+
+ * final.c (final_scan_insn): Modify conditional moves whose cc is
+ nonstandard.
+
+ * c-common.c (decl_attributes): Chain multiple attributes correctly.
+
+Mon May 6 15:41:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * stmt.c (expand_decl): Don't deduce alignment of SIZE from
+ DECL_ALIGN; use TYPE_ALIGN instead.
+
+ * function.c (assign_parms): Set RTX_UNCHANGING_P in stack_parm
+ if parm is read-only.
+
+ * c-common.c (truthvalue_conversion, case ADDR_EXPR): Don't
+ treat address of external decl as always nonzero.
+
+Mon May 6 11:33:57 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * c-decl.c (start_decl): Check -fno-common here.
+ * varasm.c (assemble_variable): Instead of here.
+ * final.c (end_final): Likewise.
+ * c-common.c (init_attributes, decl_attributes): Add A_COMMON.
+
+Mon May 6 11:12:39 1996 Mike Stump <mrs@cygnus.com>
+
+ * expr.c (expand_increment): Add third parameter to know when to
+ ignore the result value.
+ (store_constructor): Likewise
+ (expand_expr, case {PRE,POST}{INC,DEC}REMENT_EXPR): Likewise.
+ * tree.c (stabilize_reference): Always ignore the first operand of
+ COMPOUND_EXPRs.
+
+Mon May 6 13:14:45 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sh.c (gen_shifty_op): Truncate VALUE to avoid out of bounds array
+ access.
+
+ * expr.c (expand_expr, case INDIRECT_REF): Delete obsolete code
+ to special case a SAVE_EXPR operand.
+
+Mon May 6 10:00:12 1996 Pat Rankin <rankin@eql.caltech.edu>
+
+ * vax.h (ASM_OUTPUT_MI_THUNK): Define.
+
+Mon May 6 09:49:10 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k/linux.h: Use the new trampoline definition.
+ (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Deleted.
+ (INITIALIZE_TRAMPOLINE): Changed.
+ (FINALIZE_TRAMPOLINE, CLEAR_INSN_CACHE): New.
+
+Mon May 6 09:43:55 1996 Patrick J. LoPresti (patl@lcs.mit.edu)
+
+ * rtlanal.c (rtx_addr_varies_p): Scan operands of type `E'.
+
+Mon May 6 09:04:40 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * x-linux{,-aout} (BOOT_CFLAGS, STMP_FIXPROTO, STMP_FIXPROTO): Deleted.
+ * config/t-linux (BOOT_CFLAGS, STMP_FIXPROTO, STMP_FIXPROTO): New,
+ moved from x-linux.
+ * t-linux-aout: New file.
+ * configure (i[3456]86-*-linux*oldld*, i[3456]86-*-linux*aout*):
+ Set tmake_file to t-linux-aout.
+
+Sun May 5 22:13:22 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
+
+ * Makefile.in (gxx_include_dir): Change to $(prefix)/include/g++.
+ (old_gxx_include_dir): New - defined as $(libdir)/g++-include.
+ (cccp.o, cpplib.o): Also pass OLD_GPLUSPLUS_INCLUDE_DIR (set
+ from $(old_gxx_include_dir)).
+ * cccp.c (include_defaults_array): For C++, also search
+ OLD_GPLUSPLUS_INCLUDE_DIR.
+ * cpplib.c (default_include): Likewise.
+ * configure: Remove no-longer-needed support for --gxx-include-dir.
+
+Sun May 5 21:59:53 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * c-lex.c (check_newline): Fix #pragma parsing; issue error message
+ for directive that starts with `p' but isn't `pragma'.
+
+Sun May 5 13:13:40 1996 Jeremy Bettis <jeremy@hksys.com>
+
+ * objc/hash.c (hash_value_for_key): Prevent endless loop when 0 was
+ stored in a hashtable.
+
+Sun May 5 13:09:54 1996 Satoshi Adachi (adachi@wisdom.aa.ap.titech.ac.jp)
+
+ * m68k/newsgas.h (SET_ASM_OP, ASM_WEAKEN_LABEL): Define.
+
+Sun May 5 12:48:08 1996 Stephen L Moshier (moshier@world.std.com)
+
+ * tree.c (build_real_from_int_cst): Remove spurious test for
+ REAL_IS_NOT_DOUBLE.
+
+Sat May 4 12:17:58 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * arm.h (ASM_OUTPUT_MI_THUNK): Moved here from aout.h. Rewrite to be
+ independent of the selected assembler, and to use optimal number of
+ instructions.
+ * arm/aout.h (ASM_OUTPUT_MI_THUNK): Delete.
+
+ * arm/aout.h (ASM_OUTPUT_OPTIONS): Define.
+ (ASM_FILE_START): Call ASM_OUTPUT_OPTIONS.
+ (BSS_SECTION_OP): Define.
+ (ASM_OUTPUT_ALIGN): Don't output anything if byte alignment is wanted.
+ (ASM_OUTPUT_ALIGNED_BSS): Define.
+ * arm.h (target_cpu_name): Delete.
+ (TARGET_SWITCHES): Delete "be" and "le".
+ (TARGET_OPTIONS): Delete "cpu-", add "tune=".
+ (struct arm_cpu_select): New struct.
+ (PROCESSOR_DEFAULT, TARGET_CPU_DEFAULT): Define.
+ (EXTRA_CC_MODES, EXTRA_CC_NAMES): Add CC_Cmode.
+ (CANONICALIZE_COMPARISON): Define.
+ * arm.c (arm_select): Declare and initialize.
+ (all_procs): Add arm7100.
+ (arm_override_options): Parse arm_select structure to determine
+ selected architecture and tuning parameters.
+ (output_option, output_options): New functions.
+ (arm_canonicalize_comparison): New function.
+ (arm_gen_movstrqi): Don't add a writeback of the index registers for
+ the last instructions.
+ (arm_select_cc_mode): Detect case where mode is carry out of unsigned
+ arithmetic.
+ (output_lcomm_directive): Use bss_section (), and use alignment
+ rather than rounding.
+ (get_arm_condition_code): Handle CC_Cmode.
+ (final_prescan_insn): Avoid boundary case where we would occasionally
+ inline MAX_INSNS_SKIPPED+1 insns. Allow call_insns to be inlined in
+ APCS_32 mode if they are the last insn in the block.
+ * arm.md (*addsi3_compareneg): Delete potentially unsafe insn.
+ (*addsi3_compare_op[12]): New insns.
+ (*compare_addsi2_op[01]): New insns.
+ (*addsi3_carryin, *addsi3_carryin_alt[12]): New insns.
+ (*cmp_ite1): Use arm_add_operand instead of arm_rhs_operand.
+ * semi.h (PROCESSOR_DEFAULT): Default to PROCESSOR_ARM6.
+
+Fri May 3 10:52:11 1996 1996 Stan Cox (coxs@dg-rtp.dg.com)
+
+ * i386.md (movesicc, movehicc) Pentium Pro conditional move insns.
+
+ * i386.h (TARGET_PENTIUMPRO, TARGET_CMOVE, BRANCH_COST,
+ ASM_OUTPUT_FUNCTION_PREFIX): New macros for conditional move.
+
+ * i386.c (asm_output_function_prefix, function_prologue): Setup
+ pic on Pentium Pro so a return will match the call.
+ (print_operand, put_condition_code): Output conditional move suffixes.
+
+Fri May 3 10:52:11 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * i386/{att.h,gas.h,bsd.h,sub386.h} (ASM_OUTPUT_MI_THUNK): Define.
+
+Wed May 1 17:54:51 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.h (ASM_OUTPUT_MI_THUNK): Fix for sparc64, optimize.
+
+Wed May 1 13:28:32 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * i386/linux.h (ASM_OUTPUT_ALIGNED_BSS): Define.
+ * i386/sysv4.h: Likewise.
+ * sparc/sysv4.h: Likewise.
+
+Wed May 1 01:44:47 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.c (h8300_adjust_insn_length): Adjust the cost of
+ shifts by small constant values.
+ * h8300.md: Remove names from many patterns which don't need them.
+ (compare insns): Don't underestimate lengths.
+ (andqi3 expander): Remove constrains.
+ (andhi3): Don't underestimate length.
+ (andsi3): Don't underestimate length. Improve code when upper
+ or lower half of destination is being cleared.
+ (indirect_jump_h8300, indirect_jump_h8300h): Simplify.
+ (shift insns): Remove useless "I" constraint.
+
+ * h8300.md (bcs type): Remove "bcs" type attribute and all references.
+ (bcs insns): Delete. No longer needed.
+ (setcc from bitfield): Rewrite to use zero_extract. Provide
+ QImode, HImode and SImode variants.
+
+Tue Apr 30 18:13:09 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * svr4.h (SELECT_SECTION): If RELOC is true, put it in data.
+
+Tue Apr 30 17:26:30 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * fold-const.c (fold): Don't call convert to recreate tree nodes
+ we already have.
+
+Tue Apr 30 16:52:41 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.c (one_insn_adds_subs_operand): New function.
+ (h8300_adjust_insn_length): New function.
+ * h8300.h (ADJUST_INSN_LENGTH): Define.
+ * h8300.md: Remove obsolete comments.
+ (move patterns): Tweak constraints.
+ (tst patterns): Use "register_operand" for predicate.
+ (adds pattern): Use one_insn_adds_subs_operand to get length
+ computation correct.
+ (subs pattern): Similarly.
+ (movstrhi): Remove unused expander.
+ (fancy*, pxor, and-not patterns): Remove. No longer needed.
+
+Tue Apr 30 13:35:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/sol-c0.c (_start): Temporarily display calling
+ __do_global_ctors, since the Solaris linker doesn't handle the
+ relocations properly.
+
+Mon Apr 29 13:03:12 1996 Doug Evans <dje@cyguns.com>
+
+ * sparc/vxsparc.h: sparc-aout.h renamed to aout.h.
+
+Mon Apr 29 00:35:15 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.c (names_small): Remove "BAD" postfix from %r7 byte registers.
+ (rtx_equal_function_value_matters): Remove extra declaration.
+ (output_simode_bld): New function.
+ * h8300.h (NO_FUNCTION_CSE): Do define this.
+ (reg_class): Remove LONG_REGS, SP_REG, SP_AND_G_REGS.
+ (REG_CLASS_{NAMES,CONTENTS,FROM_LETTER}): Corresponding changes.
+ (REGNO_REG_CLASS): Corresponding changes.
+ (output_simode_bld): Declare.
+ * h8300.md: Nuke comments for stuff which has been fixed.
+ (all patterns): Remove references to register class "a" (SP_REGS)
+ which no longer exists.
+ (many patterns): Accept auto-inc auto-dec addresses in more cases.
+ (zero_extendqisi2): New pattern for the H8/300.
+ (zero_extendhisi2): Only use zero_extendhisi2_h8300 when not
+ optimizing.
+ (extendhisi2): Only use extendhisi2_h8300 when not optimizing.
+ (extendqisi2): New pattern for the H8/300.
+ (bitfield related patterns): Completely rewrite.
+ (fancy_bclr, fancy_btst): Deleted.
+ (addhi3 pattern for h8300): Handle case where we can't make matching
+ constraints (works around hard to fix reload problem).
+ (stack_pointer_manip): Delete.
+ (and not patterns): New combiner patterns.
+
+ * pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Make sure the
+ final $CODE$ subspace is in the $TEXT$ space.
+
+Sun Apr 28 14:52:21 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * svr4.h (ASM_OUTPUT_SECTION_NAME): If no decl is specified,
+ make the section read/write data.
+
+Sat Apr 27 10:28:59 1996 Michael Meissner <meissner@wogglebug.tiac.net>
+
+ * rs6000/t-ppcgas (MULTILIB_EXCEPTIONS): Don't allow -mrelocatable
+ and -mcall-sysv-noeabi.
+
+ * rs6000/sysv.h (SUBTARGET_OVERRIDE_OPTIONS): The -mcall-aix
+ option sets -meabi. Don't allow -mrelocatable without -meabi.
+
+Fri Apr 26 16:10:46 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.md (*smacsi,*smacdi,*umacdi): Fix constraint on
+ operand 0.
+
+Fri Apr 26 14:36:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * i960/t-{960bare,vxworks960} (MULTILIB*): Add
+ soft-float multilib support.
+
+Fri Apr 26 06:38:56 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * stor-layout.c (layout_decl): Turn off DECL_BIT_FIELD for BLKmode
+ that's properly aligned and a multiple of a byte.
+
+Thu Apr 25 22:43:19 1996 Doug Evans <dje@cygnus.com>
+
+ * i386/gas.h (ASM_OUTPUT_ALIGN): #if 0 out again.
+ Undoes change of Apr. 9.
+ * i386/go32.h (ASM_OUTPUT_ALIGN): Define.
+
+Thu Apr 25 14:05:33 1996 Richard Kenner (kennervlsi1.ultra.nyu.edu)
+
+ * calls.c (expand_call): In inlining case, if BEFORE_CALLS is
+ zero, start looking at first insn (one more place).
+
+ * expr.c (expand_builtin, case BUILT_IN_SETJMP): CLOBBER the
+ static chain after label at setjmp point.
+
+Thu Apr 25 09:02:24 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (print_operand{,_address}): Correct compile error if
+ TARGET_EABI is not defined. Also, just call small_data_operand,
+ without testing the ABI.
+ (rs6000_select_section): Ditto.
+
+ * rs6000/sysv4.h (CC1_SPEC): For -mcall-solaris, don't pass
+ -mno-main-init.
+
+Wed Apr 24 18:26:48 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * collect2.c (handler): Delete export_file when we get a signal.
+
+Wed Apr 24 14:54:44 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa/pa1-ghpux.h (LINK_SPEC): Define. Link in PA1.1 libraries
+ by default.
+ * pa/{pa1-ghpux9.h, pa1-hpux.h, pa1-hpux9.h}: Likewise.
+
+Wed Apr 24 11:12:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * configure (powerpc{,le}-*-eabi*): Use t-ppc{,gas}, instead of
+ t-eabi{,gas}.
+ (powerpc-*-linux,powerpcle-*-solaris): Add definitions.
+ (MULTILIB_DIRNAMES): Pick shorter names for the multilib
+ directories.
+ (MULTILIB_*): Do not build -msdata versions of the library. Build
+ both system V and eabi versions of the libraries.
+
+ * rs6000/t-ppc{,gas} (MULTILIB*): Don't build -msdata versions of
+ the libraries. Split -mcall-sysv libraries into
+ -mcall-sysv-{eabi,noeabi} varients.
+ (LIB2FUNCS_EXTRA): Add eabi.S, eabi-ctors.c.
+ (eabi.S): Use eabi.S, not eabi.s for eabi.asm.
+ (crt files): Add support for Solaris crt files.
+
+ * rs6000/sol{2.h,-c0.c,-ci.asm,-cn.asm}: New files for Solaris.
+
+ * rs6000/linux.h: New file for Linux-based GNU system support.
+
+ * rs6000/eabi-ci.asm (ppc-asm.h): Include.
+ (.got section): Correct attribute.
+
+ * rs6000/eabi-c{i,n}.asm (.init,.finit): Add support for System V
+ style .init/.fini sections, that constructors and destructors
+ place a bl <func> in the appropriate section.
+
+ * rs6000/eabi-ctors.c (__do_global_{c,d}tors): Call __init, and
+ __fini to handle constructors/destructors in the .init, .fini
+ sections.
+
+ * rs6000/{eabi,sysv}.h: Move most eabi configuration stuff from
+ eabi.h to sysv.h.
+
+ * rs6000/sysv.h (TARGET_*): Convert -mcall-xxx from switch into option.
+ Add -mcall-{solaris,linux,sysv-eabi,sysv-noeabi} options.
+ Add -m{,no-}eabi options to control whether we adhere to
+ the System V spec or the EABI spec. Add -m{,no-}regnames to
+ control whether registers are printed out as %r0 instead of 0.
+ (SUBTARGET_OVERRIDE_OPTIONS): Add support for new -mcall options.
+ (FP_ARG_MAX_REG): Use new macros for ABI conformance.
+ (RS6000_REG_SAVE): Likewise.
+ (STACK_BOUNDARY,BIGGEST_ALIGNMENT): If eabi, align to 8 byte
+ boundary, otherwise 16 byte.
+ (EXTRA_SECTIONS): Add .init, .fini sections.
+ (*_SPEC): Reorganize so that the different targets all have sub
+ specs that go in the specs file. Add support for linux and
+ Solaris targets.
+
+ * rs6000/{sysv4,eabi}*.h (*_SPECS): Only override the default
+ spec, all other specs moved to sysv4.h.
+ (RS6000_ABI_NAME): Use RS6000_ABI_NAME to set the default ABI
+ name, not TARGET_DEFAULTS.
+
+ * rs6000/xm-sysv4.h (alloca): Properly declare alloca if compiler
+ is not GCC.
+ (DONT_DECLARE_SYS_SIGLIST): Define.
+
+ * rs6000.c (rs6000_abi_name): New global for getting the results
+ of -mcall-xxx.
+ (rs6000_reg_names): New global for holding the normal register names.
+ (alt_reg_names): Alternate register names for -mregnames.
+ (rs6000_override_options): If -mregnames, copy alt_reg_names into
+ rs6000_reg_names.
+ (input_operand): Recognize ABI_SOLARIS.
+ (small_data_operand, init_cumulative_args): Likewise.
+ (function_arg{,_boundary,_advance,_partial_nregs}): Likewise.
+ (function_arg_pass_by_reference, setup_incoming_varargs): Likewise.
+ ({rs6000,debug}_stack_info, output_{prolog,epilog}): Likewise.
+ (print_operand): %$ prints '.' on Solaris, '$' elsewhere.
+ (print_operand{,_address}): If not eabi, use @sdarel for small
+ data references.
+ (rs6000_stack_info): Only emit __eabi call if TARGET_EABI.
+
+ * rs6000.h (*_SPECS): Move the System V specs to svr4.h.
+ (ABI_SOLARIS): New ABI, mostly like System V.
+ (EXTRA_CONSTRAINT): Use ABI_SOLARIS like ABI_V4.
+ (RETURN_ADDRESS_OFFSET, (LEGITIMATE_SMALL_DATA_P): Likewise.
+ (RETURN_IN_MEMORY): On Solaris, small structures are returned in regs.
+ (REGISTER_NAMES): Use rs6000_reg_names array, instead of string
+ literals.
+ (DEBUG_REGISTER_NAMES): Define.
+ (ADDITIONAL_REGISTER_NAMES): Add sp, toc aliases.
+ (PRINT_OPERAND_PUNCT_VALID_P): Recognize $ as a punctuation char.
+
+ * rs6000.md (got & call patterns): Use ABI_SOLARIS to mean the
+ same as ABI_V4.
+ (branch patterns): Use %$ for the current location, not just $.
+
+ * va-ppc.h: Add Solaris support.
+
+Tue Apr 23 20:02:13 1996 Doug Evans <dje@cygnus.com>
+
+ * sparc.c (output_function_prologue): In -mbroken-saverestore
+ case, %sp = %fp - size.
+ * sparc/t-splet (TARGET_LIBGCC2_CFLAGS): Delete.
+ * sparc.md (isa attribute): Add sparclet.
+ (*smacsi,*smacdi,*umacdi): Use match_operand, not match_dup
+ for third arg.
+ (*mulsidi3_sp32,const_mulsidi3,*umulsidi3_sp32,const_umulsidi3): Use
+ smuld,umuld for sparclet.
+
+Tue Apr 23 16:28:28 1996 Michael Meissner <meissner@wombat.gnu.ai.mit.edu>
+
+ * m68k/m68kemb.h: Add {LINK,STARTFILE,LIB,SUBTARGET}_SPEC, so
+ gcc will use libgloss for supported target boards {idp,mvme,bcc}.
+
+Tue Apr 23 16:00:28 1996 Per Bothner <bothner@cygnus.com>
+
+ * expr.c (store_constructor): Fix test for missing array elements.
+
+Tue Apr 23 11:21:09 1996 Stephen L Moshier (moshier@world.std.com)
+
+ * i386/sco5.h (BSS_SECTION_ASM_OP): Use `data' directive.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Generate an `lcomm' directive.
+ (TARGET_DEFAULT): Include TARGET_IEEE_FP.
+ (CPP_PREDEFINES): Include Di386.
+
+Mon Apr 22 12:00:46 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (BIGGEST_FIELD_ALIGNMENT): Delete.
+ (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Define.
+ * sysv4.h (BIGGEST_FIELD_ALIGNMENT): Delete.
+ (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Undefine.
+ * win-nt.h (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Undefine.
+
+Sun Apr 21 17:52:36 1996 Jim Wilson <wilson@cygnus.com>
+
+ * m68k/coff.h (ASM_OUTPUT_SECTION): Test DECL before
+ dereferencing it.
+
+ * cse.c (cse_process_notes): Handle SUBREG like ZERO_EXTEND.
+
+Sun Apr 21 12:57:12 1996 Doug Evans <dje@cygnus.com>
+
+ * arm/aout.h (ASM_OUTPUT_MI_THUNK): Define.
+
+Sun Apr 21 09:50:09 1996 Stephen L Moshier (moshier@world.std.com)
+
+ * choose-temp.c: Include sys/types.h before sys/file.h for sco3.2v5.
+
+Sun Apr 21 08:42:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.c (check_float_value): Cast args of bcopy to avoid warnings.
+
+Sat Apr 20 21:22:21 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * stor-layout.c (layout_record): Use ADJUST_FIELD_ALIGN to modify
+ alignment of fields within records.
+
+Sat Apr 20 19:55:33 1996 Niels Moller <nisse@lysator.liu.se>
+
+ * c-parse.in (typespec): Made <SomeProtocol> equivalent
+ to (id <SomeProtocol>).
+ (non_empty_protocolrefs): New nonterminal.
+
+Sat Apr 20 08:34:02 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * stmt.c (check_for_full_enumeration_handling): Call case_tree2list
+ before checking for case expressions not corresponding to enumerators.
+ (mark_seen_cases): If SPARSENESS == 2, exploit AVL order.
+ Else, convert tree to list.
+ Set xlo to -1 if SPARSENESS == 1 search failed.
+ (expand_end_case): Avoid calling case_tree2list on list.
+
+Fri Apr 19 16:54:57 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000/win-nt.h (BIGGEST_FIELD_ALIGNMENT): Set to 64, not
+ 32 that AIX uses.
+
+Fri Apr 19 16:40:38 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * i386.md (movqi): Handle QImode values in %si and %di.
+
+Thu Apr 18 20:56:56 1996 Jim Wilson <wilson@cygnus.com>
+
+ * sh.md (lshrsi3): Change gen_ashlsi3_d to gen_lshrsi3_d.
+
+Thu Apr 18 15:49:28 1996 Per Bothner <bothner@cygnus.com>
+
+ * sparc.h (ASM_OUTPUT_MI_THUNK): Define.
+
+Thu Apr 18 15:19:26 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.md: Remove "type" attribute from all patterns except those
+ which have varying length branches. Eliminate obsolete "type"
+ attributes. Add "length" and "cc" attributes to insns without them;
+ fix some length computations. Remove patterns which are commented out.
+
+ * h8300.md (zero extension expanders and insns): Simplify, fix various
+ length problems, provide optimized versions for the h8300 and h8300h.
+ (sign extension expanders and insns): Likewise. Make them
+ nearly identical to zero_extension patterns and insns.
+
+Wed Apr 17 18:50:16 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * pa.h (SELECT_SECTION): Define. Never place a something
+ into the read-only data section if it requires a reloc.
+
+ * pa.md (rotlsi3): Delete unnecessary and incorrect pattern.
+
+Wed Apr 17 17:15:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.md (movdi): Never FAIL, even if operand[1] is not a
+ general operand, due to being in volatile memory.
+
+Wed Apr 17 15:20:10 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+
+ * c-lex.c (check_newline): Rewrite to use tokens.
+ (handle_sysv_pragma): Take a token instead of a character.
+ * i960.c (process_pragma): Take the IDENTIFIER_POINTER tree
+ node instead of a character.
+ * sh.c (handle_pragma): Likewise.
+ * config/nextstep.c (handle_pragma): Likewise.
+ * h8300.c (handle_pragma): Likewise.
+ * i960.h (HANDLE_PRAGMA): Expect/pass 2nd arg of NODE, not CH.
+ * sh.h (HANDLE_PRAGMA): Likewise.
+ * config/nextstep.h (HANDLE_PRAGMA): Likewise.
+ * h8300.h (HANDLE_PRAGMA): Likewise.
+
+Wed Apr 17 14:28:43 1996 Doug Evans <dje@cygnus.com>
+
+ * choose-temp.c: Don't include sys/file.h ifdef NO_SYS_FILE_H.
+ #include <stdio.h>.
+ (choose_temp_base): Make tmp,usrtmp, static locals.
+
+Wed Apr 17 08:41:02 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.c (alpha_emit_conditional_move): Fix some bugs in previous
+ change and do some cleanup.
+
+Tue Apr 16 18:53:05 1996 Jim Wilson <wilson@cygnus.com>
+
+ * reload.c (push_reload): Add extra reload for inside of SUBREG if
+ it is CONSTANT_P.
+
+ * expr.c (do_store_flag): Rewrite last change to avoid compiler
+ warnings.
+
+ * reload.c (push_reload): When reuse an old reload, set the modes
+ to be the larger of the old and new modes.
+
+ * i960/t-960bare (xp-bit.c): Fix typo in source file name.
+
+Tue Apr 16 18:09:16 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.md (andhi3): If 2nd operand is a CONST_INT that meets 'J'
+ constraint, then only two bytes are needed for this insn. Improve
+ code generated for the h8300h when both operands are registers.
+ (iorhi3, xorhi3): Likewise. Rework to be nearly identical to andhi3.
+ (andsi3): If 2nd operand is a CONST_INT that meets the 'J'
+ constraint, then only two bytes are need for this insn.
+ Improve code generated for the h8300h regardless of the
+ type of the 2nd operand. Make this pattern work on the h8300 too.
+ (iorsi3, xorsi3): Likewise. Rework to be nearly identical to andsi3.
+ (iorqi3_internal): Make this pattern look more like andqi3_internal.
+ (one_cmplhi2, one_cmplsi2): Fix length computation for H8300H.
+
+Tue Apr 16 17:43:25 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+
+ * i386.md (addsidi3_2): Handle non-MEM overlap case.
+
+Tue Apr 16 16:59:49 1996 Richard Henderson <rth@tamu.edu>
+
+ * function.c (expand_function_end): Allow TRAMPOLINE_TEMPLATE
+ to be omitted on systems for which it is not cost effective.
+ * varasm.c (assemble_trampoline_template): No such function
+ if no TRAMPOLINE_TEMPLATE.
+ * m68k.h: Greatly simplify the run-time trampoline code:
+ (TRAMPOLINE_TEMPLATE, TRANSFER_FROM_TRAMPOLINE): Delete define.
+ (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Changed.
+ (TRAMPOLINE_ALIGN): No point aligning to cache line.
+ (FINISH_INIT_TRAMPOLINE): New define.
+ * m68k/next.h: Instead of redefining INITIALIZE_TRAMPOLINE,
+ make use of the new FINISH_INIT_TRAMPOLINE.
+ * m68k/{m68k.h,next.h,aux.h} (FINISH_INIT_TRAMPOLINE):
+ Rename to FINALIZE_TRAMPOLINE.
+ * m68k/{linux.h,m68kv4.h}: Override trampoline macros.
+
+Tue Apr 16 16:02:50 1996 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * combine.c (make_field_assignment): Allow XOR in final case.
+
+Tue Apr 16 11:33:53 1996 J.T. Conklin <jtc@rtl.cygnus.com>
+
+ * m68k.h (TARGET_SWITCHES): Don't remove MASK_68060 with -msoft-float.
+
+ * m68k.h (MULL_COST, MULW_COST, RTX_COSTS): Add costs for TARGET_68060.
+ * m68k.md (ashlsi_16, lshrsi_16): Disable pattern for TARGET_68060;
+ this special case is not faster for that cpu.
+
+Tue Apr 16 10:54:55 1996 Eliot Dresselhaus <dresselh@rft30.nas.nasa.gov>
+
+ * alpha.c (alpha_emit_conditional_move): New function.
+ * alpha.h (alpha_emit_conditional_move): Declare it.
+ * alpha.md (cmov* define_expands): Use it.
+
+Tue Apr 16 09:06:17 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * function.h (struct function): New field returns_pointer.
+ * function.c (push_function_context_{to,from}): Save and restore
+ current_function_returns_pointer.
+
+ * config/svr4.h (ENDFILE_SPEC): Add missing `%s'.
+
+ * configure (m68k-*-linux*aout*): Set tmake_file to m68k/t-linux-aout.
+ (m68k-*-linux*): Set extra_parts.
+ * m68k/t-linux (INSTALL_ASSERT_H): New definition.
+ (CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): New definitions.
+ * m68k/t-linux-aout: New file.
+ * m68k/linux.h (LIB_SPEC): Deleted.
+ (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Define.
+
+ * m68k.h (TRAMPOLINE_ALIGNMENT): Specify alignment in bits, not bytes.
+
+Tue Apr 16 08:53:17 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * final.c (final_scan_insn): Allow removal of redundant test and
+ compare instructions that use clobbers.
+
+Tue Apr 16 06:22:00 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-decl.c (clear_limbo_values): New function.
+ (pushdecl): Call it for function body blocks.
+
+ * objc/thr-decosf1.c (_objc_thread_id): Correct return type from
+ int to _objc_thread_id.
+
+ * expr.c (expand_builtin, case BUILT_IN_LONGJMP): Make a decl
+ for __dummy, so we can call make_function_rtl on it.
+
+ * expr.c (expand_assignment): Don't pre-evaluate RHS if a CALL_EXPR
+ with a variable-size return.
+
+Mon Apr 15 17:38:45 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * fixincludes: Fix undefined VOIDFUNCPTR in VxWorks 5.2 <time.h>.
+
+Mon Apr 15 15:12:16 1996 Jim Wilson <wilson@cygnus.com>
+
+ * expr.c (do_store_flag): Before calling exact_log2, remove any
+ sign extension bits.
+
+ * reload1.c (emit_reload_insns): Call reload_reg_reaches_end_p for
+ every reg of multi-reg spill register. Invalidate old info for multi
+ reg spill registers when only part survives to the end.
+
+Mon Apr 15 14:49:12 1996 Mike Stump <mrs@cygnus.com>
+
+ * function.c (preserve_temp_slots): Only preserve temporaries that
+ happen to be at the current level.
+
+Mon Apr 15 14:08:12 1996 Doug Evans <dje@canuck.cygnus.com>
+
+ * gansidecl.h: New file.
+ * choose-temp.c: New file.
+ * Makefile.in (xgcc): Depend on and link in choose-temp.o.
+ (collect2): Likewise.
+ (choose-temp.o): Add rule for.
+ * collect2.c: #include "gansidecl.h".
+ (const,PROTO): Delete.
+ (P_tmpdir): Delete.
+ (choose_temp_base): Declare as extern, delete internal copy.
+ (main): Update call to choose_temp_base.
+ * cpphash.c: #include "gansidecl.h".
+ (NULL,const,volatile): Delete.
+ * demangle.h: #include "gansidecl.h".
+ (PROTO,PTR,const): Delete.
+ * expr.h (const): Delete.
+ * fix-header.c: #include "gansidecl.h".
+ (const): Delete.
+ * gcc.c: #include "gansidecl.h".
+ (PROTO,VPROTO,PVPROTO,VPROTO,VA_START,NULL): Delete.
+ (GENERIC_PTR,NULL_PTR,P_tmpdir): Delete.
+ (choose_temp_base): Declare as extern, delete internal copy.
+ (concat): Rewrite to take a variable number of arguments.
+ (choose_temp_base_try,concat[346]): Delete.
+ (translate_options,set_spec,process_command,do_spec_1,
+ is_directory,main): Always use concat, not concat[346]. Pass
+ NULL_PTR as trailing arg to concat.
+ * genattr.c (main): Delete printing of "#define PROTO".
+ * machmode.h: #include "gansidecl.h".
+ (PROTO): Delete.
+ (HAVE_MACHINE_MODES): Move definition to standard place.
+ * recog.h: #include "gansidecl.h".
+ (PROTO,const): Delete.
+ * rtl.h: #include "gansidecl.h".
+ (PROTO,VPROTO,PVPROTO,VPROTO,VA_START,STDIO_PROTO): Delete.
+ (NULL,GENERIC_PTR,NULL_PTR): Delete.
+ * tree.h: Likewise.
+
+Mon Apr 15 08:49:20 1996 Tom May (ftom@netcom.com)
+
+ * cse.c (invalidate_skipped_set): Ignore CLOBBER after calling
+ note_mem_written, not before.
+
+Mon Apr 15 08:22:03 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+
+ * m68k.md (tstdi): Optimized for "d" case.
+ (movqi): Allow moving "i" into "a".
+ (zero_extendsidi2): Alternatives merged.
+ (extendplussidi): Fixed when operands 0 and 1 share a register.
+ (adddi_sexthishl32): Constraints reordered for better reload.
+ (adddi3,subdi_sexthishl32,subdi3,negdi2): Likewise.
+ (ashldi_sexthi): Accept "m" as operand 0.
+ (ashldi_const32): Alternatives merged.
+ (ashift patterns): Output "lsl" instead of "asl".
+ (beq0_di): If condition codes already set, output only branch insn.
+ (bne0_di,bge0_di,blt0_di): Likewise.
+ * m68k.c (notice_update_cc, case ASHIFT{,RT}, LSHIFTRT, ROTATE{,RT}):
+ Don't set CC_NO_OVERFLOW.
+ * m68k.h (TARGET_SWITCHES): Fix typo in "c68000" entry.
+
+Mon Apr 15 08:06:17 1996 Stephen L Moshier (moshier@world.std.com)
+
+ * real.c (eadd1): Check for overflow on X plus X.
+
+Mon Apr 15 08:02:24 1996 J.T. Conklin <jtc@cygnus.com>
+
+ * i386/netbsd.h (HAVE_SYSV_PRAGMA): Removed definition.
+ * config/netbsd.h (HAVE_SYSV_PRAGMA): Define.
+ (SET_ASM_OP): Define.
+
+Mon Apr 15 07:28:54 1996 Fila Kolodny <fila@ibi.com>
+
+ * configure: Add definition for host= into Makefile.
+ * build-make (CC): Pass -b $(host), not target.
+
+Mon Apr 15 05:12:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (bc_expand_increment): Change declaration to return void.
+
+ * toplev.c (max_label_num_after_reload): New variable.
+ (rest_of_compilation): Set it.
+ * reorg.c (find_dead_or_set_registers): Only kill spill regs after
+ label made before jump2.
+
+ * combine.c (expand_field_assignment): Take SUBREG_WORD into
+ account when have STRICT_LOW_PART.
+ (make_extraction): Make a STRICT_LOW_PART at any low-order word.
+
+Mon Apr 15 03:43:11 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * flags.h (flag_function_sections): Declare.
+ * toplev.c (flag_function_sections): Define.
+ (compile_file): Add warnings when -ffunction-sections is
+ used with -g, or profiling. Disable -ffunction-sections
+ when profiling is used. Add warning when -ffunction-sections
+ is used on a target that doesn't support it.
+ * varasm.c (named_section): Make a copy of the section name
+ in case the original is in temporary storage.
+ (function_section): Set DECL_SECTION_NAME for each function
+ if flag_function_sections is on and the target supports it.
+ * dbxout.c (dbxout_function_end): New function.
+ (dbxout_function): Call dbxout_function_end if using extensions
+ and flag_function_sections is on.
+ * sparc/sysv4.h (ASM_OUTPUT_SECTION_NAME): Prefix a function
+ section's name with ".text%" when -ffunction-sections.
+
+Sun Apr 14 19:37:43 1996 Doug Evans <dje@cygnus.com>
+
+ * toplev.c (main): Delete redundant test for -p used with -fbytecode.
+
+Sun Apr 14 19:01:59 1996 John F. Carr <jfc@mit.edu>
+
+ * c-decl.c (finish_enum): Don't crash if no type can represent all
+ enumeration values.
+
+Sun Apr 14 18:56:40 1996 J.T. Conklin <jtc@rtl.cygnus.com>
+
+ * m68k.md (ftruncdf2): Enable for m68060 systems.
+
+Sun Apr 14 18:49:30 1996 David L. Reese (david.reese@east.sun.com)
+
+ * fold-const.c (range_test): Don't convert hi_cst or lo_cst
+ to unsigned when folding signed range tests.
+
+Sun Apr 14 08:56:27 1996 Stephen L Moshier <moshier@world.std.com>
+
+ * real.h (ereal_from_{int,uint}): Add new arg, MODE.
+ (REAL_VALUE_FROM{,_UNSIGNED}_INT): New arg, MODE.
+ * real.c (ereal_from_{int,uint}): New arg, MODE.
+ * cse.c (simplify_unary_operation): Add new arg to REAL_VALUE_FROM_INT.
+ * fold-const.c (fold_convert): Likewise.
+ * tree.c (real_value_from_int_cst): New arg, TYPE.
+ Pass mode to REAL_VALUE_FROM_INT.
+ (build_real_from_int_cst): Properly deal with truncation.
+
+Sun Apr 14 08:21:29 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * combine.c (try_combine): When substituting in output of I2,
+ ensure dest isn't clobbered in I2.
+
+ * combine.c (combine_instructions): In initial scan of insns,
+ handle a REG_INC note's affect on sign bit copies and nonzero bits.
+ (set_nonzero_bits_and_sign_copies): Treat a zero SET arg as a CLOBBER.
+
+Sun Apr 14 07:52:28 1996 Manor Askenazi <manor@santafe.edu>
+
+ * objc/encoding.c (objc_skip_typespec): Don't abort for _C_UNDEF.
+
+Sat Apr 13 20:35:36 1996 Richard Henderson (richard@atheist.tamu.edu)
+
+ * configure (m68k-apple-aux*): Rework to take advantange
+ of list of tm.h files and support all four gas/gld options.
+ * m68k/auxas.h, m68k/auxgas.h, m68k/auxgld.h, m68k/auxld.h: New files.
+ * m68k/auxstd.h, m68k/auxgnu.h: Deleted.
+
+Sat Apr 13 20:18:11 1996 Stephen L Moshier <moshier@world.std.com>
+
+ * alpha.c (check_float_value): New function.
+ * alpha.h (CHECK_FLOAT_VALUE): Define.
+ (ASM_OUTPUT_FLOAT): Print the value in hex.
+
+Sat Apr 13 15:08:45 1996 Doug Evans <dje@canuck.cygnus.com>
+
+ * configure: New target arm{,el}-*-coff*.
+ (cpu_default): Sort alphabetically.
+ * arm/coff.h: New file.
+ * arm/t-bare: New file.
+ * arm/arm.c (use_return_insn): Don't use return for naked functions.
+ (arm_valid_machine_decl_attribute): New function.
+ (arm_naked_function_p): New function.
+ (output_func_prologue): Naked functions don't have prologues.
+ (arm_expand_prologue): Likewise.
+ (output_func_epilogue): Likewise with epilogues.
+
+Sat Apr 13 11:31:32 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.c (adds_subs_operand): Fix thinko in last change.
+
+ * h8300.md (subhi3): Turn into a define_expand.
+ (subhi3 using adds_subs): New pattern.
+ (H8300 subhi): Derived from old subhi pattern. Simplified.
+ (H8300H subhi): Likewise.
+ (subsi using adds_subs): New pattern. Only used on H8300H.
+ (subsi_h8300): Allow "a" registers as destination.
+ (subsi_h8300h): Allow "a" registers as destination. Simplify.
+
+ * h8300.md (bcs_qiqi, bcs_hihi, bs_hiqi): Fix thinkos
+ in last change.
+
+Sat Apr 13 08:59:48 1996 Fila Kolodny <fila@ibi.com>
+
+ * i370/mvs.h (ASM_DECLARE_FUNCTION_NAME): Don't write anything to
+ asm file, because everything is handled in FUNCTION_PROLOGUE.
+
+Sat Apr 13 07:55:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.c (alpha_emit_set_const_1): Renamed from
+ alpha_emit_set_const and static.
+ Remove change of Nov 26; again use normal mechanism for SImode.
+ (alpha_emit_set_const): New function.
+
+Fri Apr 12 18:19:39 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.c (adds_subs_operand, output_adds_subs): New functions.
+ * h8300.md (addhi3): Turn into a define_expand.
+ (addhi3 using adds_subs): New pattern.
+ (H8300 addhi): Derived from old addhi pattern. Simplified.
+ (H8300H addhi): Likewise.
+ (addsi using adds_subs): New pattern. Only used on H8300H.
+ (addsi_h8300): Allow "a" registers as destination.
+ (addsi_h8300h): Simplify. Allow "a" registers as destination.
+
+ * h8300.md (bcs): New attribute type.
+ (default_length): Compute correct length for bcs insns.
+ (bcs_qiqi, bcs_hihi, bs_hiqi): Use new type and update
+ to account for correct length computation.
+
+ * h8300.md (movhi_internal): Demand at least one operand to be reg.
+ (movsi_h8300{{,h}): Optimize loading certain constants.
+
+ * h8300.h (NO_FUNCTION_CSE): Comment out.
+ (FUNCTION_ARG_REGNO_P): Properly define for TARGET_QUICKCALL.
+ (RETURN_IN_MEMORY): Don't return small structs in regs.
+
+ * h8300.c (const_costs): -4 and 4 are cheap on the h8300h.
+ (notice_update_cc): Remove references to "value2" field.
+
+ * h8300.c (dosize): Remove unused "fped" argument. All callers
+ changed. Handle add/sub of 5-8 bytes efficiently on the h8300h.
+
+ * h8300.c (print_operand): Handle new 'R' case for accessing
+ the 8-bit area. Make code for 'Y' fall into code for 'R' when
+ operand is not a register. Update some comments.
+ (h8300_tiny_data_p): New function.
+ (h8300_valid_machine_decl_attribute): Handle "tiny_data" attribute.
+ * h8300.h (OK_FOR_U): Handle memory references into 8-bit area.
+ (ENCODE_SECTION_INFO): Mark SYMBOL_REFs which refer to 8-bit area.
+ * h8300.md (many patterns): Use 'R' rather than 'X' for
+ operands that may be memory accesses into the 8-bit area.
+ (btst pattern): New pattern to set the cc0 (zbit) based on
+ data in the 8-bit area.
+
+ * h8300.md (one_cmplsi2): Fix length computation for h8300h.
+
+Fri Apr 12 14:34:39 1996 Doug Evans <dje@cygnus.com>
+
+ * arm.md (*ldmsi,*stmsi): Use (mem (match_operand ...))
+ to avoid using indirect_operand (reload problems).
+ * arm/semi.h (CPP_PREDEFINES): Define __semi__ instead of semi.
+ * arm/aout.h (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX.
+ (ASM_OUTPUT_ADDR_{VEC,DIFF_ELT}): Likewise.
+
+Fri Apr 12 09:43:30 1996 Jason Merrill <jason@yorick.cygnus.com>
+
+ * dbxout.c (dbxout_typedefs): Don't emit incomplete types yet.
+ (dbxout_symbol): Use DECL_ARTIFICIAL to recognize C++ implicit
+ typedefs.
+
+Thu Apr 11 21:56:26 1996 Doug Evans <dje@cygnus.com>
+
+ * i386/t-winnt (winnt.o): Rewrite based on .c.o rule.
+ (oldnames.o,spawnv.o): Add rules for.
+
+Thu Apr 11 07:25:06 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * calls.c (expand_call): In inlining case, if BEFORE_CALLS is
+ zero, start looking at first insn.
+
+ * expr.c (preexpand_calls, case CALL_EXPR): Rework to properly
+ avoid expanding functions returning variable size objects.
+
+ * integrate.c (expand_inline_function): When comparing types
+ of formal and actual, use TYPE_MAIN_VARIANT.
+
+Thu Apr 11 00:48:29 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300/lib1funcs.asm (modnorm): New function(s). Like divnorm,
+ but gets the sign bit right for modulo operations.
+ (__modhi3, modsi3): Use modnorm.
+
+ * h8300.c (dosize): On h8300h, do 4 byte adjusts using adds and subs.
+ * h8300.h (LONG_LONG_TYPE_SIZE): Always make this 32bits.
+ Reverses change from Apr 2, 1996.
+
+Wed Apr 10 18:39:52 1996 Doug Evans <dje@canuck.cygnus.com>
+
+ * sparc.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
+ (FUNCTION_PROFILER): Use ASM_GENERATE_INTERNAL_LABEL instead.
+
+ * sparc.c (sparc_override_options): 90c701 renamed to tsc701.
+ (eligible_for_epilogue_delay_slot): Don't allow anything if
+ -mbroken-saverestore.
+ (output_function_prologue): Only use trivial save's if
+ -mbroken-saverestore.
+ * sparc.h (CPP_SPEC): Handle -mcpu={sparclet,tsc701}.
+ (ASM_SPEC): Likewise.
+ ({MASK,TARGET}_BROKEN_SAVERESTORE): Define.
+ (enum processor_type): 90C701 renamed to TSC701.
+ * sparc.md (attr cpu): 90c701 renamed to tsc701.
+ * sparc/splet.h (SUBTARGET_SWITCHES): Recognize -mbroken-saverestore.
+
+Wed Apr 10 17:56:02 1996 Stan Cox <coxs@dg-rtp.dg.com>
+
+ * m88k/dgux.h (EXTRA_SPECS): Define.
+ (ASM_SPEC,CPP_SPEC,STARTFILE_SPEC): Use EXTRA_SPECS.
+ * m88k/dguxbcs.h (ASM_SPEC,CPP_SPEC,STARTFILE_SPEC): Use EXTRA_SPECS.
+ * m88k/m88k.c (output_ascii) Output literal HT.
+
+Wed Apr 10 17:28:37 1996 James Carlson (carlson@xylogics.com)
+
+ * configure: Work around AIX bug when defining SUBDIRS.
+
+Wed Apr 10 17:22:42 1996 Paul Eggert <eggert@twinsun.com>
+
+ * cexp.y (parse_number): Don't reject long long constants unless
+ pedantic.
+
+Wed Apr 10 17:19:56 1996 Stephen L. Moshier (moshier@world.std.com)
+
+ * real.c (e64toe): Properly distinguish between NaN and infinity
+ bit patterns for real-words-big-endian targets.
+
+Wed Apr 10 17:17:26 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
+
+ * real.c (endian): Add two explicit casts.
+ (e64toe): Support ARM extended precision fp format.
+ Check negative infinities properly for NaNs.
+ (toe64): Support ARM extended precision fp format.
+
+Tue Apr 9 12:53:31 1996 Doug Evans <dje@canuck.cygnus.com>
+
+ * i386/gas.h (ASM_OUTPUT_ALIGN): Define and use .balign.
+
+Tue Apr 9 12:48:45 1996 Stephen L Moshier (moshier@world.std.com)
+
+ * sparc.c (fp_zero_operand): Exclude -0.0.
+
+Tue Apr 9 07:11:24 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * alpha.c: Fix typo in last change.
+
+ * tree.c (substitute_in_expr): Don't return new expression if
+ nothing changed.
+ (substitute_in_type): Deleted, not used.
+ * tree.h (substitute_in_type): Delete declaration.
+
+Mon Apr 8 16:30:18 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * flow.c (find_auto_inc): Also make sure there aren't
+ any sets of the incremented register between the memory
+ reference and increment insn.
+
+Mon Apr 8 15:41:14 1996 John Polstra (jdp@polstra.com)
+
+ * configure (i[3456]86-*-freebsdelf*): New target.
+ * i386/freebsd-elf.h: New file.
+ * i386/x-freebsd (USER_H): New define; to null.
+
+Mon Apr 8 14:44:41 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * c-decl.c (finish_function): Always warn if main doesn't return int.
+
+Mon Apr 8 13:01:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * rs6000.c (got_operand): New function, returns true if the
+ operand can go in V.4's GOT.
+ (rs6000_pic_register): New variable.
+ (output_epilog): Reset rs6000_pic_register.
+
+ * rs6000.h (rs6000_pic_register, got_operand, flag_pic): Add decls.
+ (PREDICATE_CODES): Add got_operand.
+
+ * rs6000.md (movsi): Add support for V.4's -fpic and -FPIC.
+ (init_v4_pic): Initialize the V4 pic register if needed.
+ (call patterns): If -fpic/-fPIC, call function with @plt suffix.
+
+ * t-eabigas (MULTILIB_DIRNAMES): Remove errant pic directory.
+
+ * rs6000.c (output_prolog): Correctly store & restore the
+ arguments to main in their correct save location, when calling the
+ start function.
+
+Mon Apr 8 13:01:37 1996 David Reese <Dave.Reese@East.Sun.COM>
+
+ * rs6000.c (print_operand): Use reg_names to print registers.
+
+Fri Apr 5 00:40:19 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.c (h8300_valid_machine_decl_attribute): Use underscores,
+ not dashes in attributes.
+ (h8300_funcvec_function_p): Corresponding changes.
+ (h8300_interrupt_function_p): Likewise.
+
+ * pa.h (INIT_CUMULATIVE_INCOMING_ARGS): Initialize "indirect"
+ field to zero.
+
+Thu Apr 4 12:52:11 1996 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * loop.c (combine_givs): Use new macro GIV_SORT_CRITERION.
+ New variable giv_array. Loop over giv_array instead of following
+ next_iv links.
+ (giv_sort): New function.
+ * sh.h (GIV_SORT_CRITERION): Define.
+
+ * c-typeck.c (push_init_level): When output alignment for structure
+ field, add check to verify it is the next field to be output.
+
+Thu Apr 4 12:19:26 1996 David Mosberger-Tang <davidm@AZStarNet.com>
+
+ * alpha.c: Don't include stamp.h for Linux-based GNU systems.
+
+Thu Apr 4 12:17:08 1996 Richardg Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * objc/Makefile: Rename thread* to thr*.
+ * objc/thread.c: Rename thread-* to thr-*.
+ * objc/thr-decosf1.c: Renamed from thread-decosf1.c
+ * objc/thr-irix.c: Renamed from thread-irix.c.
+ * objc/thr-single.c: Renamed from thread-single.c.
+ * objc/thr-solarius.c: Renamed from thread-solaris.c.
+ * objc/thr-win32.c: Renamed from thread-win32.c.
+ * objc/objc-api.h: Include thr.h, not thread.h.
+ * objc/runtime.h, objc/sarray.h: Likewise.
+
+ * i386.md (ashldi3_const_int): Don't recognize if won't match
+ constraint of operand 2.
+
+Thu Apr 4 11:40:55 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * config/fp-bit.c (EXTENDED_FLOAT_STUBS): If EXTENDED_FLOAT_STUBS
+ is defined, define all of the XF/TF functions that might be
+ generated that we don't have code for yet.
+
+ * i960/t-(vxworks960,960bare): (LIB2FUNCS_EXTRA): Make and
+ compile xp-bits.c that defines EXTENDED_FLOAT_STUBS.
+
+ From: steve chamberlain <sac@slash.cygnus.com>
+ * i386/x-cygwin32 (LANGUAGES): Delete.
+ * i386/xm-cygwin32.h (EXECUTABLE_SUFFIX): Set to .exe.
+ * rs6000/xm-cygwin32.h (EXECUTABLE_SUFFIX): Set to .exe.
+
+Wed Apr 3 14:10:16 1996 Jim Wilson <wilson@chestnut.cygnus.com>
+
+ * expr.c (emit_push_insn): Clobber register only if it is non-zero.
+
+Wed Apr 3 11:31:55 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.h (h8300_funcvec_function_p): Declaration moved here.
+ * h8300.c (h8300_funcvec_function_p): Declaration removed from here.
+ * h8300.md (tstqi): Tweak to work like other tstXX patterns.
+ (cmphi): Turn into a define_expand. Add two anonymous
+ matterns to match the output of the cmphi expander.
+ (cmpsi): Accept constants as the second input operand.
+
+Tue Apr 2 13:52:30 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.md (movqi_internal): Remove useless alternative(s). Fix
+ lengths and simplify by reordering remaining alternatives.
+ (movstrictqi, movhi_internal, movstricthi): Likewise.
+ (movsi_h8300h, movsf_h8300h): Likewise.
+
+ * h8300/h8300.c (extra_pop): Remove unused variable.
+ (current_function_anonymous_args): Likewise.
+ (function_prologue): Remove incorrect varargs/stdarg
+ related code.
+ (function_epilogue): Likewise.
+ (function_arg): Never pass unnamed arguments in registers.
+ * h8300.h (LONG_LONG_TYPE_SIZE): Use 64bits when ints are 32bits.
+ (SETUP_INCOMING_VARARGS): Remove definition.
+
+Mon Apr 1 16:59:48 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ * fixincludes: Fix signal prototype on SunOS to avoid pedantic C++
+ error.
+
+Mon Apr 1 16:16:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+
+ * expr.c (get_inner_reference): When finding mode to access bitfield
+ that ends up properly aligned, use mode class of its type unless
+ type's mode was BLKmode.
+
+Mon Apr 1 13:45:30 1996 Jeffrey A. Law <law@cygnus.com>
+
+ * h8300.c (interrupt_handler): Renamed from pragma_interrupt.
+ All references changed.
+ (function_prologue): Set interrupt_handler if the current
+ function has the "interrrupt-handler" attribute.
+ (small_call_insn_operand): New function.
+ (h8300_interrrupt_function_p): New function.
+ (h8300_funcvec_function_p): New function.
+ (h8300_valid_machine_decl_attribute): New function.
+ * h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Define.
+ * h8300.md (call insns): Handle calls through the
+ function vector. Indirect calls and calls through
+ the function vector have a length of two bytes.
+
+See ChangeLog.10 for earlier changes.
+\f
+Use a consistent time stamp format in ChangeLog entries.
+Not everyone has Emacs 20 yet, so stick with Emacs 19 format for now.
+
+Local Variables:
+add-log-time-format: current-time-string
+End:
--- /dev/null
+Sat May 2 20:39:22 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * fold-const.c (fold): When commutting COND_EXPR and binary operation,
+ avoid quadratic behavior if have nested COND_EXPRs.
+
+Tue Apr 28 17:30:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * mips.h (HOST_WIDE_INT): Define if not already.
+ (compute_frame_size, mips_debugger_offset): Return HOST_WIDE_INT.
+ (DEBUGGER_{AUTO,ARG}_OFFSET): Cast second arg to HOST_WIDE_INT.
+ * /mips.c (mips_debugger_offset): Now returns HOST_WIDE_INT.
+ Likewise for internal variable frame_size.
+
+ * final.c (alter_subreg): Make new SUBREG if reload replacement
+ scheduled inside it.
+
+ * dwarf2out.c (add_bound_info, case SAVE_EXPR): Pass
+ SAVE_EXPR_RTL address through fix_lexical_addr.
+
+Mon Apr 27 18:57:18 1998 Jim Wilson <wilson@cygnus.com>
+
+ * mips/sni-svr4.h (CPP_PREDEFINES): Add -Dsinix and -DSNI.
+
+Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md (mov{sf,df} define_splits): When splitting move of
+ constant to int reg, don't split insns that do simple AND and OR
+ operations; just split each word and let normal movsi define split
+ handle it further.
+
+Sun Apr 19 20:21:19 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * real.h (C4X_FLOAT_FORMAT): New macro.
+ * real.c (c4xtoe, etoc4x, toc4x): New functions.
+
+Sun Apr 19 20:17:32 1998 Niklas Hallqvist <niklas@petra.appli.se>
+
+ * m68k.c (notice_update_cc): Use modified_in_p to check for update.
+
+Sun Apr 19 18:48:07 1998 K. Richard Pixley <rich@kyoto.noir.com>
+
+ * fixincludes: Discard empty C++ comments.
+ Special case more files with C++ comments nested in C comments.
+
+Sun Apr 19 18:30:11 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.md ({add,sub}di3): Optimize for constant operand.
+
+Sun Apr 19 18:27:11 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
+
+ * i386.c (output_387_binary_op): Swap operands when popping if result
+ is st(0).
+
+Sun Apr 19 17:58:01 1998 Peter Jeremy <peter.jeremy@alcatel.com.au>
+
+ * expr.c (do_jump_by_parts_equality_rtx): Now public.
+ * expmed.c (do_cmp_and_jump): New function.
+ (expand_divmod): Use do_cmp_and_jmp instead of emit_cmp_insn and
+ emit_jump_insn.
+
+Sun Apr 19 07:48:37 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-typeck.c (build_c_cast): Check underlying type when seeing
+ if discarding const or volatile.
+
+ * c-decl.c (pushdecl): Avoid duplicate warning about implicit redecl.
+
+ * configure.in (stab.h): Check for it.
+ (i386-*-vsta): Include xm-i386.h too.
+ * dbxout.c (stab.h): Include based on autoconf results.
+ * vax/xm-vms.h (NO_STAB_H): Deleted.
+ * alpha/xm-vms.h, xm-mips.h, i386/xm-mingw32.h, i386/go32.h: Likewise.
+ * i386/xm-cygwin32.h: Likewise.
+ * i386/xm-vsta.h (NO_STAB_H): Likewise.
+ (i386/xm-i386.h): No longer include.
+
+ * mips.c: Cleanups and reformatting throughout.
+ ({expand,output}_block_move): Use HOST_WIDE_INT for sizes.
+ (mips_debugger_offset, compute_frame_size): Likewise.
+ (save_restore_insns, mips_expand_{pro,epi}logue): Likewise.
+ (siginfo): Deleted.
+ (override_options): Don't set up to call it; don't call setvbuf.
+
+Mon Apr 13 06:40:17 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * configure.in (sparc-*-vxsim*): Include xm-siglist.h and
+ define USG and POSIX.
+
+Sun Apr 12 21:59:27 1998 Jeffrey A. Law <law@cygnus.com>
+
+ * calls.c (expand_call): Fix typo in STRICT_ARGUMENT_NAMING.
+
+Sun Apr 12 21:42:23 1998 D. Karthikeyan <karthik@cdotd.ernet.in>
+
+ * m68k.h (TARGET_SWITCHES): Add missing comma.
+
+Sun Apr 12 21:33:33 1998 Eric Valette <valette@crf.canon.fr>
+
+ * configure.in (i[34567]86-*-rtemself*): New configuration.
+ * i386/rtemself.h: New file.
+
+Sun Apr 12 21:08:28 1998 Jim Wilson <wilson@cygnus.com>
+
+ * loop.c (loop_optimize): Reset max_uid_for_loop after
+ find_and_verify_loops call.
+ (strength_reduce): In auto_inc_opt code, verify v->insn has valid
+ INSN_LUID.
+
+Sun Apr 12 20:54:59 1998 Richard Earnshaw (rearnsha@arm.com)
+
+ * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
+ Add USG and POSIX to xm_defines.
+
+Sun Apr 12 20:47:37 1998 Pat Rankin <rankin@eql.caltech.edu>
+
+ * cccp.c (eprint_string): New function.
+ (do_elif, do_else, verror): Use it instead of fwrite(,,,stderr).
+ (error_from_errno, vwarning): Likewise.
+ ({verror,vwarning,pedwarn}_with_line): Likewise.
+ (pedwarn_with_file_and_line, print_containing_files): Likewise.
+
+Sun Apr 12 20:40:44 1998 Richard Henderson <rth@dot.cygnus.com>
+
+ * configure.in (alpha*-*-linux-gnu*): Add alpha/t-crtbe.
+ Add crt{begin,end}.o in extra_parts and delete crt{begin,end}S.o.o
+ * alpha/t-crtbe, alpha/crt{begin,end}.asm: New files.
+
+ * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
+ * alpha.c (print_operand): Handle it.
+ * alpha.md (fix_trunc[ds]fdi2): Use it. Add earlyclobber pattern
+ for ALPHA_TP_INSN.
+
+Sun Apr 12 13:09:46 1998 Scott Christley <scottc@net-community.com>
+
+ * objc/encoding.c (objc_sizeof_type, _C_VOID): New case.
+
+Sun Apr 12 13:04:55 1998 Nikolay Yatsenko (nikolay@osf.org)
+
+ * configure.in (i[34567]86-*-osf1*): New entry.
+ * i386/osf1-c[in].asm: New files for OSF/1.
+ * i386/osf1elf{,gdb}.h, i386/[xt]-osf1elf, i386/xm-osf1elf.h: Likewise.
+
+Sun Apr 12 10:03:51 1998 Noel Cragg <noel@red-bean.com>
+
+ * fixincludes: Remove specification of parameters when renaming
+ functions in Alpha DEC Unix include files.
+
+Sun Apr 12 07:33:46 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * mips.c (large_int): Use HOST_WIDE_INT, not int.
+ (print_operand): Use HOST_WIDE_INT_PRINT_* macros.
+
+ * toplev.c (main): Sort order of handling of -d letters.
+ Use `F' instead of `D' for addressof_dump.
+
+ * libgcc2.c (_eh_compat): Deleted.
+ * Makefile.in (LIB2FUNCS): Delete _eh_compat.
+
+ * configure.in (alpha*-*-linux-gnu*): Don't include alpha/xm-linux.h.
+
+ * c-common.c (check_format_info): Properly test for nested pointers.
+
+ * pa.md (casesi0): Add missing mode for operand 0.
+
+ * function.c (purge_addressof_1, case MEM): If BLKmode, put ADDRESSOF
+ into stack.
+
+ * c-parse.in (label): Give warning if pedantic and label not integral.
+
+ * c-decl.c (grokdeclarator): Don't warn about return type if in
+ system header.
+
+ * reload.c (reload_nongroup): New variable.
+ (push{_secondary,}_reload): Initialize it.
+ (find_reloads): Compute it.
+ (debug_reload): Print it.
+ * reload.h (reload_nongroup): Declare.
+ * reload1.c (reload): Use reload_nongroup instead of local computation.
+ Check caller_save_spill_class against any nongroup reloads.
+ (reloads_conflict): No longer static.
+
+Sun Apr 12 05:52:18 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * vax.md (call patterns): Operand 1 is always a CONST_INT.
+
+Sat Apr 11 16:01:11 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * convert.c (convert_to_{pointer,integer,real,complex}): Use switch.
+ Add missing integer-like types.
+ Simplify return of zero in error case.
+ (convert_to_pointer): Remove dubious abort.
+ (convert_to_integer, case POINTER_TYPE): Make recursive call.
+ (convert_to_integer, case COND_EXPR): Always convert arms.
+ * tree.c (type_precision): Deleted.
+
+ * cccp.c (do_warning): Give pedantic warning if -pedantic and not
+ in system file.
+ * cpplib.c (do_warning): Likewise.
+
+ * function.c (target_temp_slot_level): Define here.
+ (push_temp_slots_for_target, {get,set}_target_temp_slot_level): New.
+ * stmt.c (target_temp_slot_level): Don't define here.
+ * expr.h (temp_slot_level): New declaration.
+
+Fri Apr 10 16:35:48 1998 Paul Eggert <eggert@twinsun.com>
+
+ * c-common.c (decl_attributes): Support strftime format checking.
+ (record_function_format, {check,init_function}_format_info): Likewise.
+ (enum format_type): New type.
+ (record_function_format): Now static; takes value of type
+ enum format_type instead of int.
+ (time_char_table): New constant.
+ (struct function_format_info): format_type member renamed from is_scan.
+ (check_format_info): Use `warning' rather than sprintf followed by
+ `warning', to avoid mishandling `%' in warnings.
+ Change a `pedwarn' to `warning'.
+ * c-tree.h (record_function_format): Remove decl.
+
+Thu Apr 2 17:34:27 1998 Manfred Hollstein <manfred@s-direktnet.de>
+
+ * regclass.c (memory_move_secondary_cost): Protect uses of
+ SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS with #ifdef tests.
+
+Thu Apr 2 07:06:57 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.c (standard_68881_constant_p): Don't use fmovecr on 68060.
+
+Thu Apr 2 06:19:25 1998 Ken Raeburn <raeburn@cygnus.com>
+
+ * Makefile.in (version.c): Put "cvs log" output in build directory.
+
+ * reload.h (MEMORY_MOVE_COST): Define here if not already defined.
+ (memory_move_secondary_cost): Declare.
+ * regclass.c (MEMORY_MOVE_COST): Don't define default here.
+ (memory_move_secondary_cost) [HAVE_SECONDARY_RELOADS]: New function.
+ (regclass, record_reg_classes, copy_cost, record_address_regs):
+ Pass register class and direction of move to MEMORY_MOVE_COST.
+ (top_of_stack) [HAVE_SECONDARY_RELOADS]: New static array.
+ (init_regs) [HAVE_SECONDARY_RELOADS]: Initialize it.
+ * reload1.c (MEMORY_MOVE_COST): Don't define default here.
+ (emit_reload_insns, reload_cse_simplify_set): Pass register class
+ and direction of move to MEMORY_MOVE_COST.
+ * 1750a.h (MEMORY_MOVE_COST): Add extra ignored arguments.
+ * a29k.h, alpha.h, arc.h, arm.h, dsp16xx.h, i386.h, m32r.h: Likewise.
+ * m88k.h, rs6000.h: Likewise.
+ * mips.h (MEMORY_MOVE_COST): Likewise.
+ Add memory_move_secondary_cost result to cpu-specific cost.
+
+Mon Mar 30 13:56:30 1998 Jim Wilson <wilson@cygnus.com>
+
+ * mips/ultrix.h (SUBTARGET_CPP_SPEC): Define.
+
+Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum direction.
+ (function_arg_padding): Declare.
+
+ * rs6000.c: Include stdlib.h if we have it.
+ (function_arg_padding): Change return type to int, cast enum's to int.
+
+ (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
+ * rs6000.c (rs6000_override_options): Change type of `i', `j' and
+ `ptt_size' from int to size_t.
+ (rs6000_file_start): Likewise for `i'.
+ (rs6000_replace_regno): Add default case in enumeration switch.
+ (output_epilog): Remove unused variable `i'.
+ (rs6000_longcall_ref): Remove unused variables `len', `p', `reg[12]'.
+
+ * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
+ initializer.
+ (get_issue_rate, non_logical_cint_operand): Add prototype.
+ (rs6000_output_load_toc_table): Likewise.
+
+ * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
+ `else'.
+
+Wed Mar 25 02:39:01 1998 Paul Eggert <eggert@twinsun.com>
+
+ * configure.in (i[[34567]]86-*-solaris2*, powerpcle-*-solaris2*,
+ sparc-*-solaris2*): Use fixinc.svr4 if Solaris 2.0 through 2.4.
+
+Mon Mar 23 07:27:19 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * m68k.md (ashldi_const): Allow shift count in range ]32,63].
+ (ashldi3): Allow constant shift count in range ]32,63].
+ (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
+
+ * m68k.md (zero_extend[qh]idi2, iordi_zext): New patterns.
+ (zero_extendsidi2): Avoid useless copy.
+ (iorsi_zexthi_ashl16): Avoid "0" constraint for operand 2.
+ (iorsi_zext): New name for old unnamed pattern; indentation fixes.
+
+Mon Mar 23 07:12:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * final.c (only_leaf_regs_used): If pic_offset_table_rtx used,
+ make sure it is a permitted register.
+
+Sun Mar 22 06:57:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expmed.c (extract_bit_field): Don't confuse SUBREG_WORD with
+ endian adjustment in SUBREG case.
+ Don't abort if can't make SUBREG needed for extv/extzv.
+
+Sat Mar 21 08:02:17 1998 Richard Gorton <gorton@amt.tay1.dec.com>
+
+ * alpha.md (zero_extendqi[hsd]i2): Use "and", not "zapnot".
+
+Sat Mar 21 07:47:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * unroll.c (verify_addresses): Use validate_replace_rtx.
+ (find_splittable_givs): If invalid address, show nothing same_insn.
+
+Fri Mar 20 10:24:12 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * fold-const.c (fold, case CONVERT_EXPR): Replace sign-extension of
+ a zero-extended value by a single zero-extension.
+
+Thu Mar 19 14:59:32 1998 Andrew Pochinsky <avp@ctp.mit.edu>
+
+ * sparc.h (ASM_OUTPUT_LOOP_ALIGN): Fix error in last change.
+
+Thu Mar 19 14:48:35 1998 Michael Meissner <meissner@cygnus.com>
+
+ * gcc.c (default_arg): Don't wander off the end of allocated memory.
+
+ * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
+ and EABI.
+
+Thu Mar 19 06:17:59 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (toplev.o): Depend on Makefile.
+
+Wed Mar 18 17:40:09 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * expr.c (convert_move): Add [QH]Imode/P[QH]Imode conversions.
+ * machmode.def (PQImode, PHImode): New modes.
+
+Wed Mar 18 17:11:18 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.md (movsf+1): Optimize moving a CONST_DOUBLE zero.
+
+Wed Mar 18 17:07:54 1998 Ken Raeburn <raeburn@cygnus.com>
+
+ * regclass.c (init_reg_sets): Delete init of reg-move cost tables.
+ (init_reg_sets_1): Put it here.
+
+Wed Mar 18 16:43:11 1998 Jim Wilson <wilson@cygnus.com>
+
+ * i960.md (tablejump): Handle flag_pic.
+
+ * profile.c (branch_prob): If see computed goto, call fatal.
+
+ * calls.c (expand_call): Fix typos in n_named_args computation.
+
+Wed Mar 18 05:54:25 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * fold-const.c (operand_equal_for_comparison_p): See if equal
+ when nop conversions are removed.
+
+ * expr.c (expand_expr, case COND_EXPR): If have conditional move,
+ don't use ORIGINAL_TARGET unless REG.
+
+ * function.c (fixup_var_refs_insns): Also delete insn storing pseudo
+ back into arg list.
+
+ * combine.c (gen_binary): Don't make AND that does nothing.
+ (simplify_comparison, case AND): Commute AND and SUBREG.
+ * i386.h (CONST_CONSTS, case CONST_INT): One-byte integers are cost 0.
+
+Mon Mar 16 15:57:17 1998 Geoffrey Keating <geoffk@ozemail.com.au>
+
+ * rs6000.c (small_data_operand): Ensure any address referenced
+ relative to small data area is inside SDA.
+
+Sun Mar 15 16:01:19 1998 Andrew Pochinsky <avp@ctp.mit.edu>
+
+ * sparc.h (ASM_OUTPUT_LOOP_ALIGN): Write nop's.
+
+Sun Mar 15 15:53:39 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * libgcc2.c (exit): Don't call __bb_exit_func if HAVE_ATEXIT.
+
+Sun Mar 15 15:44:41 1998 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c: Fix bugs relating to NUL in input file name,
+ e.g. with `#line 2 "x\0y"'.
+ (PRINTF_PROTO_4): New macro.
+ (struct {file_buf,definition,if_stack}): New member nominal_fname_len.
+ (main, expand_to_temp_buffer): Store length of input file names.
+ (finclude, create_definition, do_line, conditional_skip): Likewise.
+ (skip_if_group, macroexpand): Likewise.
+ (make_{definition,undef,assertion}): Likewise.
+ (special_symbol, do_include): Use stored length of input file names.
+ (do_define, do_elif, do_else, output_line_directive, verror): Likewise.
+ (error_from_errno, vwarning, verror_with_line): Likewise.
+ (vwarning_with_line, pedwarn_with_file_and_line): Likewise.
+ (print_containing_files): Likewise.
+ (do_line): Fix off-by-1 problem: 1 too many bytes were being allocated.
+ (quote_string, pedwarn_with_file_and_line): New arg specifies length.
+ All callers changed.
+
+Sun Mar 15 15:38:16 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * c-typeck.c: Collect pending initializers in AVL tree instead of list.
+ (add_pending_init, pending_init_member): New functions.
+ (output_init_element): Use them.
+ (output_pending_init_elements): Rewritten to exploit AVL order.
+
+Sun Mar 15 05:10:49 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * gnu.h (GNU_CPP_PREDEFINES): Deleted; not valid in traditional C.
+ * {i386,mips}/gnu.h (CPP_PREDEFINES): Don't call GNU_CPP_PREDEFINES.
+
+ * flow.c (insn_dead_p): A CLOBBER of a dead pseudo is dead.
+
+ * alpha.h (REG_ALLOC_ORDER): Put $f1 after other nonsaved.
+
+ * sparc.c (sparc_type_code): Fix error in previous change.
+
+Sat Mar 14 05:45:21 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i386/xm-aix.h, i386/xm-osf.h (i386/xm-i386.h): Don't include.
+ (USG): Don't define.
+ * i386/xm-isc.h (i386/xm-sysv3.h): Don't include.
+ * i386/xm-sco.h (i386/xm-sysv3.h): Likewise.
+ (BROKEN_LDEXP, SMALL_ARG_MAX, NO_SYS_SIGLIST): Don't define.
+ * m68k/xm-3b1.h (m68k/xm-m68k.h): Don't include.
+ (USG): Don't define.
+ * m68k/xm-atari.h (m68k/xm-m68kv.h): Don't include.
+ (HAVE_VPRINTF, FULL_PROTOTYPES): Don't define.
+ * m68k/xm-crds.h (m68k/xm-m68k.h): Don't include.
+ (USE_C_ALLOCA, unos, USG): Don't define.
+ * m68k/xm-mot3300.h (m68k/xm-m68k.h): Don't include.
+ (USE_C_ALLOCA, NO_SYS_SIGLIST): Don't define.
+ * m68k/xm-plexus.h (m68k/xm-m68k.h): Don't include.
+ (USE_C_ALLOCA, USG): Don't define.
+ * m88k/xm-sysv3.h (m88k/xm-m88k.h): Don't include.
+ * m68k/xm-next.h (m68k/xm-m68k.h): Don't include.
+ * ns32k/xm-pc532-min.h (ns32k/xm-ns32k.h): Don't include.
+ (USG): Don't define.
+ * rs6000/xm-mach.h: Don't include xm-rs6000.h.
+ * rs6000/xm-cygwin32.h (rs6000/xm-rs6000.h): Don't include.
+ (NO_STAB_H): Don't define.
+ * sparc/xm-linux.h (xm-linux.h): Don't include.
+ * sparc/xm-sol2.h (sparc/xm-sysv4.h): Don't include.
+ * a29k/xm-unix.h, alpha/xm-linux.h, arm/xm-linux.h: Deleted.
+ * arm/xm-netbsd.h, i386/xm-bsd386.h, i386/xm-gnu.h: Deleted.
+ * i386/xm-linux.h, i386/xm-sun.h, i386/xm-sysv3.h: Deleted.
+ * i386/xm-winnt.h, m68k/xm-altos3068.h, m68k/xm-amix.h: Deleted.
+ * m68k/xm-amix.h, m68k/xm-hp320.h, m68k/xm-linux.h: Deleted.
+ * m68k/xm-m68kv.h, mips/xm-iris5.h, ns32k/xm-genix.h: Deleted.
+ * sparc/xm-pbd.h, vax/xm-vaxv.h, xm-svr3.h, xm-linux.h: Deleted.
+ * configure.in: Reflect above changes.
+
+ * xm-siglist.h, xm-alloca.h: New files.
+ * i386/xm-sysv4.h (i386/xm-i386.h, xm-svr4.h): Don't include.
+ (USE_C_ALLOCA, SMALL_ARG_MAX): Don't define.
+ * i386/xm-sco5.h (i386/xm-sysv3.h): Don't include.
+ (SYS_SIGLIST_DECLARED, USE_C_ALLOCA): Don't define.
+ * rs6000/xm-sysv4.h, sparc/xm-sysv4.h: Don't include xm-svr4.h.
+ * xm-svr4.h, i386/xm-dgux.h, mips/xm-news.h, mips/xm-sysv4.h: Deleted.
+ * configure.in: Reflect above changes.
+
+ * configure.in ({,host_,build_}xm_defines): New variables.
+ Set to USG instead of including xm-usg.h.
+ Write #define lines in config.h files from xm_defines vars.
+ * xm-usg.h: Deleted.
+
+Fri Mar 13 07:10:59 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * calls.c (expand_call): Fix typo in previous change.
+
+ * sparc.c (sparc_type_code): Avoid infinite loop when have
+ pointer to array of same pointer.
+ (sparc_type_code, case REAL_TYPE): Process subtypes here too.
+
+ * mips/bsd-4.h, mips/iris3.h, mips/news{4,5}.h: Don't include mips.h.
+ * mips/news5.h, mips/osfrose.h, mips/svr{3,4}-4.h: Likewise.
+ * mips/ultrix.h: Likewise.
+ * mips/cross64.h: Don't include iris6.h.
+ * mips/ecoff.h: Don't include mips.h or gofast.h.
+ * mips/elforion.h: Don't include elf64.h.
+ * mips/iris4.h: Don't include iris3.h.
+ * mips/iris4loser.h: Don't include iris4.h.
+ * mips/iris5gas.h: Don't include iris5.h.
+ * mips/elflorion.h, mips/nws3250v4.h, mips/xm-iris{3,4}.h: Deleted.
+ * mips/xm-nws3250v4.h, mips/xm-sysv.h: Deleted.
+ * mips/rtems64.h: Don't include elflorion.h.
+ * mips/sni-gas.h: Don't include sni-svr4.h.
+ * mips/svr4-t.h: Don't include svr4-5.h.
+ * mips/dec-osf1.h: Also include mips.h.
+ * mips/ecoffl.h, mips/elf.h: Also include mips.h and gofast.h.
+ * mips/iris5.h: Also include iris3.h and mips.h.
+ * xm-usg.h: New file.
+ * mips/xm-iris5.h: Don't include xm-mips.h; don't define USG.
+ * mips/xm-news.h, mips/xm-sysv4.h: Don't include xm-sysv.h.
+ * configure.in: Reflect above changes.
+
+Thu Mar 12 07:18:48 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.h (STRICT_ARGUMENT_NAMING): Provide default value of 0.
+ * calls.c (expand_call): Use value of STRICT_ARGUMENT_NAMING.
+ * function.c (assign_parm): Likewise.
+ * mips/abi64.h (STRICT_ARGUMENT_NAMING): Return 0 for ABI_32.
+ * sparc.h (STRICT_ARGUMENT_NAMING): Only nonzero for V9.
+
+ * calls.c (expand_call, expand_library_call{,_value}, store_one_arg):
+ Rework handling of REG_PARM_STACK_SPACE to treat return value of
+ zero as if macro not defined; add new arg to emit_push_insn.
+ * expr.c (emit_push_insn): New arg, REG_PARM_STACK_SPACE.
+ * expr.h (emit_push_insn): Likewise.
+ * mips/abi64.h (REG_PARM_STACK_SPACE): Define.
+
+Wed Mar 11 06:58:13 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * m68k.h (CONST_OK_FOR_LETTER_P, case 'M'): Correct range check.
+
+Wed Mar 11 06:15:52 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (emit_push_insn): Use loop to find movstr patterns
+ instead of explicit tests.
+
+ * Makefile.in (extraclean): Don't delete install1.texi.
+
+Tue Mar 10 14:27:51 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * combine.c (make_field_assignment): Don't get confused if OTHER
+ has VOIDmode and don't do anything if DEST is wider than a host word.
+
+ * vax.c (check_float_value): Cast bcopy args to char *.
+
+Tue Mar 10 13:56:12 1998 Jim Wilson <wilson@cygnus.com>
+
+ * mips/abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and
+ TARGET_DEFAULT and define __LONG_MAX__ appropriately.
+ Add support for -mabi=X, -mlong64, and -mgp{32,64} options.
+ * mips.c (mips_abi): Change type to int.
+ * mips.h (enum mips_abi_type): Delete.
+ (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
+ (mips_abi): Change type to int.
+
+Mon Mar 2 08:06:58 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Version 2.8.1 released.
+
+ * Makefile.in (mostlyclean): Remove duplicate deletion of temp
+ files. Delete more stamp files and [df]p-bit.c
+ (clean): Don't delete stamp files here.
+ (VERSION_DEP): New variable.
+ (distdir-finish): Pass a value of null for it.
+ (version.c): Use it.
+ Avoid broken pipe with cvs log.
+
+ * objc/Make-lang.in (objc/runtime-info.h): Rename emptyfile to
+ tmp-runtime and delete at end.
+
+Sun Mar 1 05:50:25 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree.c (build_reference_type): Handle obstacks like
+ build_pointer_type.
+
+ * Makefile.in (tmp-gcc.xtar): Renamed from gcc.xtar.
+ (gcc.xtar.gz): Deleted; merged with `dist'.
+ (diff): Create gcc-$(oldversion)-$(version).diff.
+ (distdir): Depend on distdir-cvs.
+ (distdir-cvs): New rule.
+ (distdir-start): Depend on version.c and TAGS.
+ (TAGS): Use tmp-tags instead of temp.
+ (dist): Create gcc-$(version).tar.gz.
+
+ * varasm.c (compare_constant_1): Fix typo in previous change.
+
+ * objc/Make-lang.in (objc-distdir): Properly rebuild objc-parse.c.
+
+Sat Feb 28 16:58:08 1998 Tristan Gingold <gingold@rossini.enst.fr>
+
+ * stmt.c (expand_decl): If -fcheck-memory-usage, put vars in memory.
+ * expr.c (get_memory_usage_from_modifier): Convert
+ EXPAND_{CONST_ADDRESS, INITIALIZER} to MEMORY_USE_DONT.
+
+Sat Feb 28 08:13:43 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i860/fx2800.h (DATA_ALIGNMENT): Use POINTER_TYPE_P.
+ * m68k/a-ux.h (FUNCTION_VALUE): Likewise.
+ * expr.c (get_pointer_alignment, compare, do_store_flag): Likewise.
+ (expand_builtin): Likewise.
+ * fold-const.c (force_fit_type, fold_convert, fold): Likewise.
+ * function.c (assign_parms): Likewise.
+ * integrate.c (expand_inline_function): Likewise.
+ * sdbout.c (sdbout_field_types): Likewise.
+ * tree.c (integer_pow2p, tree_log2, valid_machine_attribute): Likewise.
+ * stmt.c (expand_decl): Likewise.
+ ({,bc_}expand_decl_init): Also test for REFERENCE_TYPE.
+
+ * configure.in (version_dep): New variable; if srcdir is CVS working
+ directory, set to ChangeLog.
+ (version): Supply default if no version.c.
+ * Makefile.in (version.c): New rule.
+
+ * gcc.c (snapshot_warning): New function.
+ (main): Call it for snapshots.
+
+ * dwarf2out.c (expand_builtin_dwarf_reg_size): If reg_raw_mode
+ not valid for reg, use last size. Also refine range assertion.
+
+Sat Feb 28 05:04:47 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * enquire.c (cprop): Don't perform exhaustive search for char_min
+ and char_max when bits_per_byte > 16.
+
+Thu Feb 26 15:12:03 1998 Christopher Taylor <cit@ckshq.com>
+
+ * fixincludes: Avoid using '0-~' in egrep.
+
+Thu Feb 26 08:04:05 1998 Tristan Gingold <gingold@messiaen.enst.fr>
+
+ * function.c (assign_parms): Call 'chkr_set_right' when DECL_RTL
+ is stack_parm.
+ * expr.c (get_memory_usage_from_modifier): Convert
+ EXPAND_{SUM, CONST_ADDRESS, INITIALIZER} to MEMORY_USE_RO.
+
+Thu Feb 26 07:33:53 1998 Paul Eggert <eggert@twinsun.com>
+
+ * c-lex.c (yylex): Don't munge errno before using it.
+ * cccp.c (error_from_errno, perror_with_name): Likewise.
+ * cpplib.c (cpp_error_from_errno): Likewise.
+ * gcc.c (pfatal_pexecute): Likewise.
+ * protoize.c (safe_write, find_file, process_aux_info_file): Likewise.
+ (rename_c_file, edit_file): Likewise.
+
+ * c-lex.c (yylex): Remove unused variable exceeds_double.
+
+Thu Feb 26 07:05:14 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * reorg.c (fill_slots_from_thread): Don't steal delay list from target
+ if condition code of jump conflicts with opposite_needed.
+
+Thu Feb 26 06:45:23 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (distdir-start): Don't copy CVS subdirectory of config.
+
+ * varasm.c ({compare,record}_constant_1, case CONSTRUCTOR):
+ Handle the case when we have TREE_PURPOSE values.
+
+Thu Feb 26 05:59:01 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * fixincludes (sys/limits.h): Fix a nested comment problem with
+ HUGE_VAL definition on sysV68 R3V7.1.
+
+Wed Feb 25 21:09:38 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * toplev.c (TICKS_PER_SECOND): Renamed from CLOCKS_PER_SECOND.
+
+Wed Feb 25 20:50:08 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * reorg.c (fill_slots_from_thread): Mark resources referenced in
+ opposite_needed thread. Return delay_list even when cannot get
+ any more delay insns from end of subroutine.
+
+Wed Feb 25 19:50:01 1998 Mikael Pettersson <Mikael.Pettersson@sophia.inria.fr>
+
+ * gcc.c (lookup_compiler): Remove redundant test.
+
+Wed Feb 25 07:24:22 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * vax.md (call insns): Second operand to CALL rtl is SImode.
+
+ * configure.in (i[34567]86-*-mingw32): Support msv and crt suffix.
+ * i386/crtdll.h: New file.
+
+ * sparc.c (pic_setup_code): If -O0, write USE of pic_offset_table_rtx.
+
+ * expr.c (safe_from_p): Add new arg, TOP_P; all callers changed.
+
+Sat Feb 21 07:02:39 1998 Jim Wilson <wilson@cygnus.com>
+
+ * mips/iris5.h (DWARF2_UNWIND_INFO): Define to 0.
+ * mips/iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
+
+Fri Feb 20 08:27:46 1998 Paul Eggert <eggert@twinsun.com>
+
+ * sparc/sol2-sld.h: New file.
+ * configure.in (sparc-*-solaris2*): Use it when using system linker.
+ * toplev.c (main): Don't default to DWARF2_DEBUG with -ggdb
+ if LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
+
+Fri Feb 20 08:21:49 1998 H.J. Lu (hjl@gnu.org)
+
+ * alpha/elf.h (STARTFILE_SPEC, ENDFILE_SPEC): Support shared library.
+ (LIB_SPEC, DEFAULT_VTABLE_THUNKS): Defined #ifndef USE_GNULIBC_1.
+ * sparc/linux.h (DEFAULT_VTABLE_THUNKS): Likewise.
+ (LIB_SPEC): Add -lc for -shared #ifndef USE_GNULIBC_1.
+ * linux.h (LIB_SPEC): Likewise.
+ * sparc/linux64.h (LIB_SPEC): Likewise; also updated for glibc 2.
+ (LIBGCC_SPEC): Removed.
+ (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
+
+Fri Feb 20 05:22:12 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (distdir-start): Add dependence on bi-parser.[ch].
+
+Thu Feb 19 18:07:11 1998 Jim Wilson <wilson@cygnus.com>
+
+ * m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
+ For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
+
+Wed Feb 18 09:37:29 1998 Paul Eggert <eggert@twinsun.com>
+
+ * fixincludes (stdlib.h): Do not double-wrap the size_t typedef.
+
+Wed Feb 18 07:32:11 1998 Jim Wilson <wilson@cygnus.com>
+
+ * i960.c (emit_move_sequence): Handle unaligned stores to pseudos.
+ * i960.md (store_unaligned_[dt]i_reg): Handle register dest.
+ (store_unaligned_ti_reg): Likewise.
+
+ * m68k.h (MACHINE_STATE_{SAVE,RESTORE} [MOTOROLA]): Add %# and %/;
+ add : to make them into extended asms.
+
+Wed Feb 18 07:08:05 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * reg-stack.c (compare_for_stack_reg): Only handle FP conditional
+ move as next insn specially.
+
+ * reload.c (find_reloads): Always convert address reload for
+ non-reloaded operand to RELOAD_FOR_OPERAND_ADDRESS.
+
+ * emit-rtl.c (hard-reg-set.h): Include.
+ (get_lowpart_common): Don't make new REG for hard reg in a
+ class that cannot change size.
+ * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
+
+Sat Feb 14 09:59:00 1998 Richard Earnshaw (rearnsha@arm.com)
+
+ * arm.md (movsfcc): Also validate operands[3] for hard float.
+ (movdfcc): Only accept fpu_add_operand for operands[3].8
+
+Sat Feb 14 09:32:34 1998 Jim Wilson <wilson@cygnus.com>
+
+ * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
+ Convert CCmode to word_mode before calling GET_MODE_SIZE.
+
+Sat Feb 14 09:27:42 1998 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.h (MY_ISCOFF): Check for U803XTOCMAGIC.
+
+Sat Feb 14 08:29:43 1998 Arvind Sankar <arvind@cse.iitb.ernet.in>
+
+ * t-svr4 (TARGET_LIBGCC_CFLAGS): New definition.
+
+Sat Feb 14 07:45:16 1998 Ken Rose (rose@acm.org)
+
+ * reorg.c (fill_slots_from_thread): New parameter, delay_list.
+ All callers changed.
+
+Sat Feb 14 07:14:02 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * reload.c (debug_reload): Properly output insn codes.
+
+ * pa.c (emit_move_sequence): If in reload, call find_replacement.
+
+ * gansidecl.h (bcopy, bzero, {,r}index): Don't define if IN_LIBGCC2.
+
+ * combine.c (distribute_notes, case REG_DEAD): When seeing if place
+ to put new note sets register, use reg_bitfield_target_p, as in
+ original code.
+
+ * gcc.c (process_command): If file is for linker, set lang to "*".
+ (lookup_compiler): Return 0 for language of "*".
+
+ * sched.c (attach_deaths, case SUBREG): Fix error in last change.
+
+ * i386.md (mov[sdx]fcc): Disable for now.
+ (mov[sd]fcc_1): Add earlyclobber for output on last alternative.
+
+Sat Feb 14 06:42:50 1998 Jason Merrill <jason@yorick.cygnus.com>
+
+ * except.c (get_dynamic_handler_chain): Only make call once per func.
+ (expand_fixup_region_{start,end}): New functions.
+ (expand_eh_region_start_tree): Store cleanup into finalization here.
+ * stmt.c (expand_cleanups): Use new functions to protect fixups.
+
+ * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
+ * optabs.c (init_optabs): Don't init get_dynamic_handler_chain_libfunc.
+ * expr.h (get_dynamic_handler_chain_libfunc): Deleted.
+
+Sat Feb 14 06:34:41 1998 Peter Lawrence <Peter.Lawrence@Eng.Sun.COM>
+
+ * optabs.c (emit_conditional_move): Don't reverse condition for FP.
+
+Fri Feb 13 07:22:04 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (mostlyclean): Only use s-* convention for stamp
+ files in main dir.
+
+ * configure.in: Add support for i786 (Pentium II); same as i686.
+
+Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
+
+Thu Feb 12 10:08:14 1998 John Hassey <hassey@dg-rtp.dg.com>
+
+ * configure.in (i[3456]86-dg-dgux*): Don't need fixincludes.
+
+Thu Feb 12 07:27:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
+
+ * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Define.
+ about system headers.
+ (LIB_SPEC): Add -ladvapi32 -lshell32.
+
+Thu Feb 12 07:19:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_assignment): Fix typo in checking OFFSET.
+
+ * gbl-ctors.h (atexit): Don't define unless needed.
+
+ * combine.c (distribute_notes): Completely check for note operand being
+ only partially set on potential note target; adjust what notes
+ we make in that case.
+
+ * i386/xm-go32.h (HAVE_{BCOPY,BZERO,INDEX,RINDEX}): Deleted.
+
+Wed Feb 11 08:53:27 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * calls.c (emit_call_1): Size args now HOST_WIDE_INT.
+ (expand_call): struct_value_size now HOST_WIDE_INT.
+
+Tue Feb 10 09:04:39 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * integrate.c (initialize_for_inline): Ensure DECL_INCOMING_RTL
+ is always copied.
+
+Tue Feb 10 06:10:49 1998 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c (rescan): Fix bug with macro name appearing
+ immediately after L'x'.
+
+Mon Feb 9 20:45:32 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * c-common.c (format_char_info): Add new field zlen.
+ (print_char_table): Remove entry for 'Z' as a format character.
+ Initialize zlen field as appropriate.
+ (scan_char_table): Set zlen field to NULL in each entry.
+ (check_format_info): Recognize 'Z' as a length modifier, with a
+ warning in pedantic mode.
+ Avoid infinite loop when a repeated flag character is detected.
+
+Mon Feb 9 09:24:04 1998 Paul Eggert <eggert@twinsun.com>
+
+ * c-parse.in (primary): Minor wording fix in diagnostic.
+
+Mon Feb 9 07:50:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-decl.c (grokdeclarator): Remove warning on inline of varargs.
+
+ * reload.c (find_reloads): Check for const_to_mem case before
+ checking for invalid reload; use force_const_mem if no_input_reloads.
+
+ * function.c (push_function_context_to): Call init_emit last.
+
+ * protoize.c (my_link): Define as -1 in mingw32.
+ (link): Remove declaration.
+
+ * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
+
+ * integrate.c (expand_inline_function): Clear label_map with bzero.
+
+ * unroll.c (copy_loop_body, case JUMP_INSN): Correct error in last
+ change: call single_set on COPY, not INSN.
+
+Sun Feb 8 08:07:37 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * msdos/top.sed, winnt/config-nt.sed: Change version number to 2.8.1.
+
+ * configure.in (i[3456]86-*-sco3.2v5*): Use cpio for headers.
+
+Sat Feb 7 07:32:46 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i386/mingw32.h (LIBGCC_SPEC, STARTFILE_SPEC, MATH_LIBRARY):
+ Use msvcrt, not crtdll.
+
+Fri Feb 6 20:32:06 1998 Geert Bosch <bosch@gnat.com>
+
+ * i386/xm-os2.h (EMX, USG, BSTRING, HAVE_{PUTENV,VPRINTF,STRERROR}):
+ Define ifdef __EMX__.
+ (strcasecmp): Define to be stricmp if __EMX__.
+ (spawnv{,p}): Don't define if EMX.
+ (OBJECT_SUFFIX): Don't define if EMX.
+ (MKTEMP_EACH_FILE): Define.
+
+Fri Feb 6 16:37:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
+ (objc.stage2, objc.stage3, objc.stage4): Likewise for the
+ respective stageN-start targets.
+ (objc/sendmsg.o): Depend on objc/runtime-info.h.
+
+Fri Feb 6 16:27:09 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+
+ * stmt.c (expand_asm_operands): Properly treat asm statement
+ statements with no operands as volatile.
+
+Fri Feb 6 16:03:25 1998 Greg McGary <gkm@gnu.org>
+
+ * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
+
+Fri Feb 6 15:57:36 1998 Mumit Khan <khan@xraylith.wisc.edu>
+
+ * i386/cygwin32.h (STRIP_NAME_ENCODING): New macro.
+
+Fri Feb 6 15:50:42 1998 Paul Eggert <eggert@twinsun.com>
+
+ * libgcc2.c (__floatdi[xtds]f): Round properly even when rounding
+ large negative integer to plus or minus infinity.
+
+Fri Feb 6 15:45:16 1998 Philippe De Muyter <phdm@macqel.be>
+
+ * sdbout.c (plain_type_1): Return T_DOUBLE, not T_VOID, for
+ long double #ifndef EXTENDED_SDB_BASIC_TYPES.
+
+Fri Feb 6 15:23:49 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * vax/ultrix.h (HAVE_ATEXIT): Define.
+ * x-vax: File deleted.
+
+Fri Feb 6 14:34:19 1998 Douglas Rupp <rupp@gnat.com>
+
+ * gcc.c (process_command, case "-dumpversion"): Print spec_version.
+
+Fri Feb 6 11:01:13 1998 Josh Littlefield <josh@american.com>
+
+ * i386/gmon-sol2.c (internal_mcount): Do set-up when program starts
+ and install hook to do clean-up when it exits.
+ * i386/sol2-c1.asm (_mcount): Make a weak instead of global symbol.
+ * i386/sol2dbg.h (ASM_SPEC): Support Solaris bundled assembler's -V
+ argument; pass -s argument to assembler.
+
+Fri Feb 6 09:13:21 1998 Jim Wilson (wilson@cygnus.com)
+
+ * function.c (assign_parms): New variable named_arg, with value
+ depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
+
+ * crtstuff.c (__frame_dummy): New function for irix6.
+ (__do_global_ctors): Call __frame_dummy for irix6.
+ * mips/iris6.h (LINK_SPEC): Hide __frame_dummy too.
+
+Fri Feb 6 09:08:21 1998 Mike Stump <mrs@wrs.com>
+
+ * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after reload.
+ * genattrtab.c (reload_completed): Define.
+
+ * configure.in (i960-wrs-vxworks): Same as i960-wrs-vxworks5*.
+
+Fri Feb 6 08:47:38 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (diff): Add INSTALL, configure, and config.in;
+ remove objc-*.
+ * objc/config-lang.in (diff_excludes): Add objc-parse.[cy].
+
+ * i386/xm-mingw32.h (link): Delete macro.
+
+ * alpha.c (output_prolog): Write out frame sizes as longs and
+ print too large sizes as zero.
+
+ * function.c (combine_temp_slots): No need to allocate and free rtx.
+ Don't do anything if too many slots in the list.
+ (put_var_into_stack): Don't use ADDRESSOF if not optimizing.
+
+ * function.c (purge_addressof_1): Force into mem if VOLATILE reference.
+
+ * calls.c (expand_call): Show VAR_DECL made for structure return
+ address is used; remove bogus set of MEM_IN_STRUCT_P.
+ * expr.c (expand_expr, case SAVE_EXPR, case TARGET_EXPR): Show used.
+ (expand_builtin, case BUILT_IN_LONGJMP): Show __dummy used.
+ * function.c (put_reg_into_stack): New arg USED_P; all callers changed.
+
+ * expr.c (expand_expr, case SAVE_EXPR): assign_temp with KEEP of 3.
+ * function.c (var_temp_slot_level): New variable.
+ (push_function_context_to, pop_function_context_from): Save/restore
+ it and target_temp_slot_level.
+ (assign_stack_temp): Implement KEEP of 3.
+ (push_temp_slots_for_block): New function.
+ (init_temp_slots): Initialize var_temp_slot_level.
+ * function.h (struct function, fields {var,target}_temp_slot_level):
+ New fields.
+ * stmt.c (expand_start_bindings): Call push_temp_slots_for_block.
+
+ * function.c (struct temp_slot): SIZE, BASE_OFF_SET, and FULL_SIZE
+ now HOST_WIDE_INT.
+ (assign_{,outer_}stack_local, assign_{,stack_}temp): Size arg is
+ now HOST_WIDE_INT.
+ (assign_stack_temp): Do size computations in HOST_WIDE_INT.
+ (fixup_var_refs_1, optimize_bit_field, instantiate_decls): Likewise.
+ (instantiate_virtual_regs_1, fix_lexical_address): Likewise.
+ * rtl.h (assign_stack_{local,temp}): Size arg is HOST_WIDE_INT.
+ (assign_temp): Likewise.
+ * expr.h (struct args_size): Field CONSTANT is now HOST_WIDE_INT.
+
+ * sched.c (attach_deaths, case REG): Don't check for REG_UNUSED.
+ (attach_deaths, case SUBREG, STRICT_LOW_PART, {ZERO,SIGN}_EXTRACT):
+ Don't pass set_p of 1 if partial assignment.
+
+ * tree.h (size_in_bytes): Returns HOST_WIDE_INT.
+ * tree.c (size_in_bytes): Likewise.
+ Tighen up logic some to avoid returning a bogus value instead of -1.
+
+ * expr.c (get_inner_reference, case ARRAY_EXPR): Make WITH_RECORD_EXPR
+ just for index.
+ (expand_expr, case PLACEHOLDER_EXPR): Refine search again; look
+ at each expression and look for pointer to type.
+
+ * expr.c (safe_from_p, case ADDR_EXPR): If TREE_STATIC, no trampoline.
+ (expand_expr, case ADDR_EXPR): Likewise.
+
+ * expr.c (emit_block_move): Use conservative range for movstr mode.
+
+ * configure.in: See if "cp -p" works if "ln -s" doesn't; else "cp".
+
+ * combine.c (try_combine.c): Pass elim_i2 and elim_i1 to
+ distribute_notes for i3dest_killed REG_DEAD note.
+
+ * configure.in (mips-dec-netbsd*): Remove bogus setting of prefix.
+
+ * c-decl.c (duplicate_decls): Set DECL_IGNORED_P in newdecl if
+ different bindings levels.
+
+ * configure.in: Test ln -s by symlinking gcc.c.
+
+ * configure.in (i[3456]86-dg-dgux): Add wildcard for version.
+
+ * crtstuff.c (__do_global_ctors_aux): Switch back to text section
+ in proper place.
+
+ * rtlanal.c (rtx_varies_p, case REG): pic_offset_table_rtx is fixed.
+ * genattrtab.c (pic_offset_table_rtx): Define (dummy).
+ * cse.c (set_nonvarying_address_components): Understand PIC refs.
+
+ * loop.c (strength_reduce): When placing increment for auto-inc
+ case, do comparison in loop order.
+
+ * i860.c (output_delayed_branch): Add missing arg to recog.
+ (output_delay_insn): Add missing arg to constrain_operands.
+
+ * configure.in: Truncate target after finished comparing it with host.
+
+ * i386.h (MAX_FIXED_MODE_SIZE): Delete.
+
+ * c-parse.in (expr_no_comma): Clarify undefined error.
+
+ * prefix.c (get_key_value): Don't default to PREFIX here.
+ (translate_name): Remove bogus addition of "$" if getenv fails;
+ clean up application of default value of PREFIX.
+
+ * fold-const.c (fold_convert): Call force_fit_type even if input
+ already overflows.
+
+Fri Feb 6 07:45:01 1998 Robert Hoehne <robert.hoehne@gmx.net>
+
+ * i386/xm-go32.h (HAVE_{BCOPY,BZERO,BCMP,RINDEX,INDEX}): Define.
+
+ * gcc.c (main): Treat paths starting with '$' or DOS drives
+ as absolute in standard_startfile_prefix.
+
+Thu Feb 5 21:07:12 1998 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * cpplib.c (IS_INCLUDE_DIRECTIVE_TYPE): Add casts from enum to int.
+ * cccp.c (IS_INCLUDE_DIRECTIVE_TYPE, handle_directive): Likewise.
+
+Thu Feb 5 19:00:44 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_expr, case CONSTRUCTOR): Correct shift count
+ when making signed bit field; use EXPAND_NORMAL, not 0.
+
+Thu Feb 5 17:42:43 1998 Manfred Hollstein <manfred@s-direktnet.de>
+
+ * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
+ stuff only if MCT_TEXT is #define'd.
+
+Thu Feb 5 17:32:01 1998 Robert Hoehne <robert.hoehne@gmx.net>
+
+ * Makefile.in: Changed most stamp-* to s-*.
+
+Tue Feb 3 19:45:50 1998 James Hawtin <oolon@ankh.org>
+
+ * i386/sol2.h (STARTFILE_SPEC, LIB_SPEC): Update -pg files.
+ * configure.in (i[3456]86-*-solaris2*): Add gcrt1.o and gmon.o
+ to extra_parts.
+
+Tue Feb 3 17:28:48 1998 Christopher C Chimelis <chris@classnet.med.miami.edu>
+
+ * configure.in (alpha*-*-linux-gnu*): Add extra_parts for crtstuff.
+
+Tue Feb 3 17:18:19 1998 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (find_barrier): Fix one-too-many bug if fail to find barrier.
+
+ * arm.c (arm_reload_in_hi): Handle cases where the MEM is too
+ complex for a simple offset.
+
+Tue Feb 3 16:14:21 1998 Robert Hoehne <robert.hoehne@gmx.net>
+
+ * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
+
+ * configure.in (i[3456]86-pc-msdosdjgpp*): New entry.
+
+Tue Feb 3 07:33:58 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * explow.c (probe_stack_range): Properly check for small
+ number of probes.
+
+ * gcc.c (process_command, case 'V'): Validate arg.
+
+ * configure.in (sbrk): Add check for needed declaration.
+ * acconfig.h (NEED_DECLARATION_SBRK): New entry.
+ * toplev.c (sbrk): Update declaration conditional.
+ * mips-tfile.c (sbrk, free): Likewise.
+
+ * sparc/sysv4.h (DBX_REGISTER_NUMBER): Remove abort.
+
+ * mips.c (mips_expand_prologue): Pass reg 25 to gen_loadgp.
+ * mips.md (loadgp): Add second operand for register number to add.
+ (builtin_setjmp_receiver): Pass new label and reg 31 to loadgp.
+
+ * toplev.c: Include insn-codes.h, insn-config.h, and recog.h.
+ (compile_file): Try to emit nop to separate gcc_compiled symbol.
+ * Makefile.in (toplev.o): Depends on insn-{codes,config}.h, recog.h.
+
+Tue Feb 3 06:58:46 1998 Mark Mitchell <mmitchell@usa.net>
+
+ * integrate.c (get_label_from_map): New function.
+ (expand_inline_function): Use it.
+ Initialize label_map to NULL_RTX instead of gen_label_rtx.
+ (copy_rtx_and_substitute): Use get_label_from_map.
+ * integrate.h (get_label_from_map): New function.
+ (set_label_from_map): New macro.
+ * unroll.c (unroll_loop, copy_loop_body): Use them.
+
+Mon Feb 2 16:33:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * i386.md (mov{si,hi,sf,df,xf}cc{,_1}): Remove cases with branches.
+
+ * rs6000/x-aix31 (INSTALL): Deleted.
+ * mips/x-dec-osf1, mips/x-osfrose, i386/x-osfrose: Likewise.
+ * arm/x-riscix: Likewise.
+
+ * c-typeck.c (signed_or_unsigned_type): Properly handle pointer types.
+
+Mon Feb 2 15:33:58 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
+
+ * unroll.c (copy_loop_body): Use single_set instead of
+ PATTERN to detect increment of an iv inside a PARALLEL.
+
+Fri Jan 16 20:29:50 1998 Paul Eggert <eggert@twinsun.com>
+
+ * toplev.c (<unistd.h>): New include.
+ (get_run_time): Prefer CLK_TCK (if available) to HZ, and
+ prefer sysconf (_SC_CLK_TCK) (if available) to CLK_TCK.
+ * configure.in (sysconf): Call AC_CHECK_FUNCS.
+
+Wed Jan 14 20:10:51 1998 Paul Eggert <eggert@twinsun.com>
+
+ * cccp.c: (rescan): Don't report line 0 as the possible real start
+ of an unterminated string constant.
+ Don't mishandle backslash-newlines that in are the output of
+ a macro expansion. Properly skip // style comments between a function
+ macro name and '(', as well as backslash-newlines in comments there.
+ (handle_directive): Handle / \ newline * between # and directive name.
+ In #include directives, \ does not escape ".
+ (do_include): For `#include "file', do not bother expanding into temp
+ buffer. When error encountered when expanding, do not try result.
+ (skip_if_group): When skipping an include directive, use include
+ tokenization, not normal tokenization. Backslash-newline is still
+ special when skipping. Handle * \ newline / correctly in comments
+ when skipping.
+ (skip_quoted_string): After \ newline, set *backslash_newlines_p
+ even if count_newlines is 0.
+ (macroexpand): Newline space is not a special marker inside a string.
+ (macroexpand, macarg): Do not generate \ddd for control characters
+ when stringifying; the C Standard does not allow this.
+ (macarg1): New arg MACRO. All callers changed.
+ Do not treat /*, //, or backslash-newline specially when processing
+ the output of a macro.
+ (discard_comments): Don't go past limit if looking for end of comment.
+ Discard backslash-newline properly when discarding comments.
+ (change_newlines): \" does not end a string.
+ (make_definition): Do not treat backslash-newline specially, as it
+ has already been removed before we get here.
+
+ * profile.c (output_func_start_profiler): Don't fflush output
+ if -quiet.
+ * toplev.c (rest_of_compilation): Likewise.
+
+ * i386/x-sco5 (CC): Remove trailing white space.
+ * x-convex (CCLIBFLAGS): Likewise.
+ * arm/t-semi (LIBGCC2_CFLAGS): Likewise.
+
+Wed Jan 7 18:02:42 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Version 2.8.0 released.
+
+Wed Jan 7 17:54:41 1998 J. Kean Johnston <jkj@sco.com>
+
+ * i386/sco5.h ({END,START}FILE_SPEC): Link with correct crtbegin.o
+ and crtend.o when using -static.
+
+Wed Jan 7 17:49:14 1998 Jan Christiaan van Winkel <Jan.Christiaan.van.Winkel@ATComputing.nl>
+
+ * cppexp.c (gansidecl.h): Include.
+
+Wed Jan 7 17:45:07 1998 Tristan Gingold <gingold@puccini.enst.fr>
+
+ * expr.c (get_push_address): Use copy_to_reg instead of force_operand.
+ (emit_push_insn): Avoid null pointer deference if aggregate has no
+ types.
+ (expand_expr): Avoid finite but useless recursion.
+ (expand_builtin): Fix typo in calling function.
+ * function.c (assign_parms): Avoid useless call to chkr_set_right.
+
+Wed Jan 7 17:31:13 1998 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
+
+ * combine.c (force_to_mode): Return if operand is a CLOBBER.
+
+Wed Jan 7 17:23:24 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * x-rs6000 (INSTALL): Remove.
+
+ * jump.c (jump_optimize): Don't use a hard reg as an operand
+ of a conditional move if small register classes.
+
+Wed Jan 7 17:09:28 1998 Jim Wilson <wilson@cygnus.com>
+
+ * cse.c (max_insn_uid): New variable.
+ (cse_around_loop): Use it.
+ (cse_main): Set it.
+
+See ChangeLog.11 for earlier changes.
+\f
+Use a consistent time stamp format in ChangeLog entries.
+Not everyone has Emacs 20 yet, so stick with Emacs 19 format for now.
+
+Local Variables:
+add-log-time-format: current-time-string
+End:
projects / gcc.git / commitdiff