1 Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com>
3 * mips/mips.c: Remove -mabi=o32 and -mabi=n64.
5 Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com>
7 * cppmain.c (fatal): New function.
8 * configure.in (cpp_main): New configuration variable.
9 * configure: Regenerated.
10 * Makefile.in (CCCP): Use a configuration variable to select base for cccp.
11 (cppmain$(exeext)): Add @extra_cpp_objs@.
13 Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com>
15 * objc/objc-act.c: Add cpplib declarations.
16 (lang_decode_option): Initialize cpplib if necessary.
17 (lang_decode_option): New argc/argv interface.
18 * tree.h (lang_decode_option): New argc/argv interface.
19 * toplev.c (lang_options): Add cpp options.
20 (main): New interface for lang_decode_option.
21 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler
22 unless -E, -M or -MM is specified.
23 * cpplib.h (cpp_handle_option): New function.
24 * cpplib.c (cpp_handle_option): New function.
25 (cpp_handle_options): Now calls cpp_handle_option.
26 * c-tree.h (c_decode_option): New argc/argv interface.
27 * c-lex.c (init_parse): cpplib now initialized in c_decode_option.
28 * c-lang.c (lang_decode_option): New argc/argv interface.
29 * c-decl.c: Add cpplib declarations.
30 (c_decode_option): New argc/argv interface.
31 (c_decode_option): Call cpp_handle_option.
32 (c_decode_option): Now returns number of strings processed.
34 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
36 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
37 changes. Abort if the undo fails.
39 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
41 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
42 for each alternative. Do not replace a CONST_INT with a REG unless
45 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
47 * decl.c (init_decl_processing): Fix typo.
49 * mips.c (gpr_mode): New variable.
50 (override_options): Initialize gpr_mode.
51 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
52 determine size and offset of general purpose registers save slots.
53 (save_restore_insns, mips_expand_prologue): Similarly.
55 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
56 between constant representations when we have (SUBREG (REG)) with
57 REG equivalent to a constant.
59 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
61 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
63 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
65 * fold-const.c (fold): Even with otherwise constant trees, look for
66 opportunities to combine integer constants.
68 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
70 * i386.c (notice_update_cc): Clear cc_status.value2 in the
71 case of UNSPEC 5 (bsf).
73 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
74 conditional move instructions don't support signed integer
77 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
79 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
82 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
83 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
86 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
88 * except.c (expand_start_catch): Rename to start_catch_handler.
89 (expand_end_catch): Delete function.
90 (expand_end_all_catch): Remove catch status that expand_end_catch
92 * except.h (expand_start_catch): Rename prototype.
93 (expand_end_catch): Delete prototype.
95 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
97 * invoke.texi: Add documentation for -mips4 and -mabi=*.
99 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
101 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
102 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
103 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
105 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
107 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
108 as the threshold to permit splitting memory operations.
110 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
112 * mips.c (gpr_mode): New variable.
113 (override_options): Initialize gpr_mode.
114 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
115 determine size and offset of general purpose registers save slots.
116 (save_restore_insns, mips_expand_prologue): Similarly.
118 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
119 (LIBGCC2_CFLAGS): Remove -fexceptions.
120 (LIB2FUNCS): Remove "_eh".
121 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
122 it with -fexceptions.
124 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
125 * local-alloc.c (block_alloc): Avoid creating false
126 dependencies for targets which use instruction scheduling.
128 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
130 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
131 (ASM_FINISH_DECLARE_OBJECT): Define;
132 * mips/elf64.h: Likewise.
134 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
136 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
138 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
140 * version.c: Bump for snapshot.
142 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
144 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
145 (mulsidi3_ppc64): Delete.
147 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
149 * Makefile.in (varasm.o): Depend on dbxout.h.
150 (cse.o): Depend on toplev.h and output.h.
151 (gcse.o): Depend on output.h.
153 * mips.c: Include system.h and toplev.h and remove redundant code.
154 Include output.h after tree.h so all its prototypes get activated.
155 * mips.md (table_jump): Remove unused variable `dest'.
157 * sparc.h: Add prototype for `v8plus_regcmp_op'.
159 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
160 with __attribute__ ((__unused__)).
161 (__frame_dummy): Provide prototype before use, wrap it with
162 EH_FRAME_SECTION_ASM_OP.
164 * cse.c: Move inclusion of <setjmp.h> above local headers.
165 Include toplev.h and output.h.
167 * dbxout.h: Add prototype for `dbxout_begin_function'.
169 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
170 ASM_OUTPUT_MAX_SKIP_ALIGN.
172 * gcse.c: Include system.h and output.h.
173 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
174 Make extern instead of static.
175 (compute_can_copy): Only declare variables `reg' and `insn' when
176 AVOID_CCMODE_COPIES is not defined.
177 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
178 (hash_scan_clobber): Likewise for `x' and `insn'.
179 (hash_scan_call): Likewise.
180 (record_last_set_info): Likewise for `setter'.
181 (mark_call): Likewise for `pat'.
182 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
184 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
185 length parameter so that it multiplies the number of elements by
188 * output.h: Add prototype for `weak_finish'.
190 * recog.h: Likewise for `validate_replace_src'.
192 * rtl.h: Likewise for `optimize_save_area_alloca',
193 `fix_sched_param', `purge_addressof', `gcse_main',
194 `regmove_optimize', `dbr_schedule', `branch_prob' and
197 * toplev.h: Likewise for `set_float_handler' and
198 `output_quoted_string'.
200 * varasm.c: Include dbxout.h.
202 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
204 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
205 GP_REG_P. Use gr_regs instead of GR_REGS.
207 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
208 Jeff Law <law@cygnus.com>
210 * Revamped multiply support for MIPS chips.
211 * mips.c (extend_operator): New function.
212 (highpart_shift_operator): Likewise.
213 * mips.h: Declare new functions.
214 (PREDICATE_CODES): Add support for new predicates.
215 * mips.md (mulsi3 expander): Simplify.
216 (mulsi_mult3): Add another constraint alternative. Support
217 3 operand multiply instructions as found on various mips
219 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
220 (mul_acc_si): New pattern and associated splitters.
221 (mulsidi3 expander): Rework to use mulsidi3_64bit and
223 (umulsidi3): New expander.
224 (mulsidi3_internal): Accept either sign or zero extended
225 operands and generate code as appropriate appropriately.
226 (mulsidi3_64bit): Similarly.
227 (smulsi3_highpart): Turn into an expander and generate code
228 to match new patterns.
229 (umulsi3_highpart): Likewise.
230 (xmulsi3_highpart_internal): New pattern.
231 (maddi patterns): Delete. Replace with:
232 (mul_acc_di, mul-acc_64bit_di): New patterns.
234 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
236 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
237 flag_new_exceptions runtime flag.
238 (struct old_exception_table): New struct which represents what
239 the exception table looks like without the new model.
240 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
241 flag that this is a new style table.
242 * except.h: Remove compile time flag NEW_EH_MODEL.
243 (expand_builtin_eh_stub_old): New prototype.
244 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
245 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
246 * c-decl.c (init_decl_processing): Add new builtin function
247 __builtin_eh_stub_old.
248 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
249 * flags.h (flag_new_exceptions): New runtime flag.
250 * toplev.c (flag_new_exceptions): Initialize default to 0,
251 -fnew-exceptions sets to 1.
252 * except.c (output_exception_table_entry): Output New style exception
253 identifier into table, and replace compile time flag NEW_EH_MODEL
254 with runtime flag flag_new_exceptions.
255 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
256 (expand_builtin_eh_stub_old): Duplicates original functionality of
257 expand_builtin_eh_stub.
258 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
259 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
260 (old_find_exception_handler): New func, same as find_exception_handler
261 except it works on the old style exception table.
262 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
263 of identifier in the exception table, and call appropriate routines.
265 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
267 * function.c: Define current_function_cannot_inline.
268 (push_function_context_to): Save it.
269 (pop_function_context_from): Restore it.
270 * function.h (struct function): Provide it a home.
271 * output.h: Declare it.
272 * integrate.c (function_cannot_inline_p): Check it.
274 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
276 * expr.c (force_operand): Detect PIC address loads before
277 splitting arithmetic.
279 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
281 * version.c: Bump for snapshot.
283 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
285 * tree.c (tree_class_check): Add braces to eliminate ambigious
287 (tree_check): Likewise.
289 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
291 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
292 stack is the destination for conditional move insn.
294 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
296 * tree.h (TREE_VEC_END): Cast unused value to void.
298 * i386.c (print_operand): Use %lx for long operand.
300 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
302 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
304 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
306 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
307 conversion functions.
309 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
311 * toplev.c (flag_exceptions): Default to 0.
312 (compile_file): Remove flag_exceptions == 2 hack.
313 (main): Call lang_init_options.
314 * tree.h: Declare it.
315 * c-lang.c: Implement it.
316 * objc/objc-act.c: Likewise.
318 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
320 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
321 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
322 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
323 (output_function_profiler): Use asm_fprintf and fputs.
325 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
327 * gencheck.c: Remove redundant stdio.h include. Add a definition
328 of xmalloc for when we are forced to link with alloca.o.
330 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
333 * fold-const.c (constant_boolean_node): Make definition static to
336 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
338 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
339 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
340 (do_spec, input_filename, input_filename_length): Make public.
341 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
342 Call lang_specific_pre_link befor elinking.
344 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
346 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
347 the insn which has the most insns dependent on it.
349 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
351 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
353 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
355 * alpha.md (insxh-1): New insxl pattern for combine.
357 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
359 * i386/i386.c (output_fp_conditional_move): New function
360 to output floating point conditional move.
361 (output_int_conditional_move): New function to output integer
364 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
365 output_int_conditional_move () to output int conditional move.
366 (movsfcc+5, movdfcc+5, movxfcc+5): Call
367 output_fp_conditional_move () to output floating point
370 * i386/i386.c (put_condition_code): In INT mode, check
371 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
373 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
375 * dbxout.c (dbxout_type): Output arrays of bits as if
376 they were bitstrings for Chill
378 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
380 * tree.c (get_inner_array_type): New function.
381 * tree.h (get_inner_array_type): Prototype.
382 * expr.h (STACK_SAVEAREA_MODE): New macro.
383 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
385 (expand_builtin_longjmp): Likewise.
386 * explow.c (emit_stack_save): Likewise.
387 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
389 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
390 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
391 * rs6000/aix43.h: New file.
392 * rs6000/t-aix43: New file.
393 * rs6000/x-aix41: New file.
394 * rs6000/x-aix43: New file.
395 * configure.in (rs6000-ibm-aix*): Use them.
396 * rs6000/powerpc.h: Delete.
397 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
398 * rs6000/netware.h: and here.
399 * rs6000/win-nt.h: and here.
401 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
403 (rs6000_override_options): Ignore flag_pic for AIX.
404 (rs6000_immed_double_const): Delete.
405 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
406 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
407 (num_insns_constant): mask64_operand() is 2 insns.
408 (logical_operand): Don't assume 32-bit CONST_INT.
409 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
410 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
411 (mask_constant): HOST_WIDE_INT parameter.
412 (non_and_cint_operand): Delete.
413 (mask64_operand): New function.
414 (and64_operand): New function.
415 (function_arg_advance): DImode arguments do not need special
416 alignment when 64-bit.
417 (function_arg): Likewise.
418 (setup_incoming_varargs): Reverse reg_size assignment.
419 (print_operand): HOST_WIDE_INT second parameter.
420 (print_operand, 'B'): New case.
421 (print_operand, 'M'): Fix typo in lossage string.
422 (print_operandm 'S'): New case.
423 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
424 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
425 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
426 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
427 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
428 (rs6000_allocate_stack_space): Use {cal|la}.
429 (output_epilog): Use {cal|la}
430 (output_function_profiler): Add call glue to mcount call.
431 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
433 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
434 (STACK_BOUNDARY): Depend on TARGET_32BIT.
435 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
436 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
437 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
439 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
440 (STACK_SAVEAREA_MODE): New macro.
441 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
442 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
443 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
444 (ASM_FILE_START): Emit 64-bit ABI directive.
445 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
446 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
447 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
448 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
450 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
451 Restore define_splits.
452 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
453 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
454 Do not specify base register operand mode.
455 (floatsidf2_loadaddr): Do not specify base register operand mode.
456 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
457 register; do not specify mode. Remove !TARGET_POWERPC64 final
459 (floatsidf2_load): Do not specify base register operand mode. Remove
460 !TARGET_POWERPC64 final constraint.
461 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
462 base register operand mode.
463 (adddi3): Split large constants early.
464 (absdi3): Shift by 63, not 31.
465 (*mulsidi3_ppc64): New pattern.
466 (rotldi3): Add masking combiner patterns.
467 (anddi3): Add rldic{r,l} masking. Remove split of large constants
468 because PPC insns zero-extend.
469 (iordi3, xordi3): Split large constants early.
470 (movsi matcher): Remove S and T constraints.
471 (movsf const_double): create SImode constant from TARGET_DOUBLE.
472 (movdf_hardfloat32): Add default abort() case.
473 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
474 (movdi): Remove 64-bit constant generator. Try to convert
475 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
476 (movdi_32): Add default abort() case.
477 (movdi_64): Add numerous ways to split 64-bit constants.
478 Make catch-all define_split more optimal and never FAIL.
479 (movti_ppc64): Add default abort() case.
480 (allocate_stack): Remove operand modes. Use Pmode.
481 (restore_stack_block): Remove operand modes. Generate Pmode
483 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
484 temporary. Save area is double Pmode.
485 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
486 (call, call_value): Do not specify address operand mode. Choose
488 (*call_local64, *ret_call_local64): New patterns.
489 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
490 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
491 (compare): Materialize DImode truthvalues.
493 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
495 * expr.c (safe_from_p): Avoid combinatorial explosion
496 over duplicate SAVE_EXPRs by ensuring we never recurse
497 on one that has already been visited.
499 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
501 * loop.c (check_dbra_loop): Initialise final_value before
502 normalizing the loop.
504 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
506 * reload1.c (reload_reg_free_for_value_p): New arguments out and
507 reloadnum. Changed all callers.
509 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
511 * system.h: Add _() and N_() macros in preparation for gettext.
513 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
515 * c-common.c (check_format_info): Put back check for C9x `hh'
516 length modifier. Warn about %n format writing into const. Remove
518 (format_char_info): Fix comments.
520 * configure.in: Set float_format to m68k for all m68k targets that
521 do not override LONG_DOUBLE_TYPE_SIZE.
522 * config/float-m68k.h: New file.
524 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
526 * jump.c (jump_optimize): Remove debug messages accidentally left in
527 with the previous change.
529 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
531 * expr.c (store_expr): Revert stray patch associated with
534 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
536 * jump.c (rtx_unsafe_p): New function.
537 (jump_optimize): Use it on if/then/else transformations and
538 conditional move transformations.
540 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
542 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
543 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
544 Cope with CONST being out of range for the bitfield.
546 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
548 * expr.c (emit_move_insn_1): When moving complex values in several
549 steps, emit a CLOBBER to show the destination dies.
551 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
553 * Makefile.in (site.exp): Use the object testsuite directory as
554 the temporary directory.
556 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
557 address of an ADDRESSOF rtx.
559 1998-06-02 Mike Stump <mrs@wrs.com>
561 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
562 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
563 * i960.md (ret, flush_register_windows): Define.
564 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
566 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
568 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
570 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
571 around an OSF/1 library bug wrt sign-extension of inputs.
573 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
575 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
577 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
579 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
581 * varasm.c (assemble_variable): Augment alignment warning.
583 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
585 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
586 in the presence of IEEE negative 0's.
588 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
590 * reload.c (find_reloads): Record the existing mode if
591 operand_mode == VOIDmode before replacing a register with
593 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
594 i386_compare_op1 to const0_rtx for the benefit of the
595 conditional move patterns.
596 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
597 based on suggestions from Jim Wilson.
599 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
601 * version.c: Bump for snapshot.
603 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
605 * Makefile.in (fixinc.sh): Update rules again.
607 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
609 * extend.texi: Bring back reference to trampoline paper.
611 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
613 * Makefile.in (USER_H): Add stdbool.h.
614 * ginclude/stdbool.h: New file.
616 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
618 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
621 * gcse.c (pre_delete): Fix code to determine the mode of
622 the reaching pseudo register.
624 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
626 * Makefile.in (GEN): Add gencheck
627 (STAGESTUFF): Add tree-check.h and gencheck.
629 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
631 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
632 (fixinc.sh): Set some additional environment variables before
635 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
637 * reload.c (find_reloads): Do not force a reloads of match_operators.
639 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
641 * except.h (remove_handler): Add new prototype.
642 * except.c (remove_handler): New function to remove handlers
643 from an exception region.
644 * flow.c (find_basic_blocks_1): Remove handlers from regions when
645 handler label is deleted; remove exception regions with no handlers.
647 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
649 * except.h (rtx): Define rtx type correctly if needed.
650 * function.h (rtx): Ditto.
651 (tree): Define tree type correctly if needed.
653 * c-pragma.c (toplevel): Include rtl.h.
655 * stor-layout.c (toplevel): Move include of rtl.h before
658 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
659 (tree.o): Add except.h dependency.
661 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
663 * reload1.c: Revert accidental checkin.
665 * configure.lang: Fix thinko when adding a definition for
666 target_alias to the Makefile.
668 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
670 * config/sparc/lb1spc.asm (.rem and .urem): Replace
673 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
675 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
676 variable warnings. Don't generate scratch registers if only
678 (find_barrier): Eliminate unused variable SRC.
680 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
682 * toplev.h (rtx_def): Provide global declaration to avoid
683 `limited scope' warnings.
685 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
687 * Makefile.in (gencheck.o): Use HOST_CC.
688 * i386/t-mingw32: New file.
689 * configure.in (i386-*-mingw32*): Use.
691 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
693 * arm.c (bad_signed_byte_operand): New predicate function.
694 * arm.h (PREDICATE_CODES): Add it to the list.
695 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
697 (define_split): Two new splits for above insns.
699 * arm.c: Include toplev.h.
700 (arm_override_options): Add parentheses around use of tune_flags.
701 (arm_split_constant): Remove unused variable.
702 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
703 (output_func_prologue, arm_expand_prologue): Likewise.
704 (arm_canonicalize_comparison): Make I unsigned; rework constants
705 accordignly. Add missing paratheses around << operation.
706 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
708 ({load,store}_multiple_sequence): Initialize BASE_REG.
709 (select_dominance_cc_mode): Add DEFAULT clauses.
710 (broken_move): Return zero if the destination is not a register.
711 (arm_reorg): Move unused REGNO declaration into the dead code.
712 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
714 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
716 * version.c: Bump for snapshot.
718 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
720 * version.c: Bump for snapshot.
722 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
724 * cpperror.c (v_cpp_message): Remove static prototype.
725 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
726 * cpplib.h (v_cpp_message): Add protoptype.
727 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
729 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
731 * version.c: Bump for snapshot.
733 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
735 * version.c: Bump for snapshot.
737 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
739 * m68k.h: Declare more functions used in macros.
740 (REG_CLASS_CONTENTS): Completely embrace initializer.
741 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
742 about returning no value.
743 * cse.c (find_best_addr): Declare p and found_better only if
745 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
746 * dwarfout.c (string_length_attribute): #if 0 away.
747 * function.c (expand_function_end): Define varible blktramp only
749 * jump.c (find_insert_position): Define only if !HAVE_cc0.
750 * loop.c (combine_givs_p): Define variable tem only if needed.
751 * real.c: Comment out unused functions eabs, eround,
752 e{24,53,64,113}toasc and eiinfin.
755 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
757 * Makefile.in (boostrap2-lean, bootstrap3-lean,
758 bootstrap4-lean): New targets.
760 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
762 * warn_summary, test_summary: Moved into the contrib directory.
764 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
766 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
768 (FLOAT_H_TEST): Likewise.
770 (float.h-nat): Likewise.
771 (float.h-cross): Likewise.
773 (enquire.o): Likewise.
774 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
775 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
777 (FLOAT_H): Remove old float.h-nat version; move current definition
778 to CROSS_FLOAT_H location.
779 (all.cross): Remove comments about enquire stuff.
781 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
782 (rest.encap): Likewise.
783 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
785 * toplev.h (tree_node): Provide global declaration to avoid
786 `limited scope' warnings.
788 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
790 * test_summary: Display section breaks for each entry
791 in a multilibbed target's output.
793 1998-05-23 Richard Henderson <rth@cygnus.com>
795 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
796 offset's mode is not ptr_mode, convert it.
798 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
800 * fold-const.c (ssize_binop): New fn.
801 * tree.h: Declare it.
803 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
805 * genextract.c (print_path): Handle zero-length path as a special
808 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
810 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
812 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
814 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
815 (shorten_branches, final_scan_insn): Test value of
816 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
818 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
819 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
820 * arm/tcoff.h: Likewise.
821 * i386/386bsd.h: Likewise.
822 * i386/freebsd-elf.h: Likewise.
823 * i386/freebsd.h: Likewise.
824 * i386/netbsd.h: Likewise.
825 * i386/ptx4-i.h: Likewise.
826 * i386/sysv4.h: Likewise.
828 * rs6000/linux.h: Likewise.
829 * rs6000/rs6000.h: Likewise.
831 * sparc/sp64-elf.h: Likewise.
832 * v850/v850.h: Likewise.
833 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
834 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
836 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
838 * regmove.c (gen_add3_insn): New function.
839 (fixup_match_2): Use it instead of calling gen_addsi3.
841 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
843 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
845 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
848 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
850 * Makefile.in (TREE_H): Add tree-check.h.
851 (tree-check.h, gencheck): New targets.
852 * gencheck.c: New file.
853 * tree.c (tree_check, tree_class_check): New functions.
854 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
855 (TYPE_CHECK, DECL_CHECK): Define.
856 Modify all access macros to use generated checking macros.
858 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
860 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
861 * configure.in: Check for it.
862 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
863 * final.c (uid_align, uid_shuid, label_align): Make static.
864 (label_align): Change type to struct label_alignment pointer.
865 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
866 (LABEL_TO_MAX_SKIP): Define.
867 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
868 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
869 (shorten_branches): Record the maximum bytes to skip when
871 (final_scan_insn): Use the maximum bytes to skip when aligning a label
872 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
873 * i386.h (LOOP_ALIGN_MAX_SKIP,
874 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
875 * i386.c (override_options): i386_align_jumps and i386_align_loops
876 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
877 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
879 1998-05-21 Mark Mitchell <mmitchell@usa.net>
881 * cplus-dem.c (do_type): Handle volatile qualification.
883 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
885 * function.c (init_function_start): Don't call emit_line_note if
886 lineno is 0. (Can happen when compiling Java .class files.)
888 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
890 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
891 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
893 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
895 * combine.c (nonzero_bits): For paradoxical subregs, take
896 LOAD_EXTENDED_OP into account.
898 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
900 * configure.in (extra_c_objs): add prefix.o.
901 (extra_cxx_objs): extra objects for C++ with cpplib.
902 * configure: Regenerate.
904 * c-tree.h: (get_directive_line): Different prototype for cpplib.
905 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
907 * c-lex.h: (get_directive_line): Not needed here for cpplib.
909 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
910 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
912 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
913 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
915 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
917 * gengenrtl.c (type_from_format, accessor_from_format): Change
918 type of parameter `c' from `char' to `int'.
920 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
922 * warn_summary, test_summary: New scripts from
923 Kaveh Ghazi and Alexandre Oliva respectively.
925 * gcse.c (current_function_calls_longjmp): Declare.
927 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
929 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
931 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
932 Jeff Law (law@cygnus.com)
934 * Global CSE and constant/copy propagation.
935 * Makefile.in (OBJS): Add gcse.o
936 (STAGESTUFF): Add *.gcse.
937 (gcse.o): Add dependencies.
938 (mostlyclean): Remove *.gcse and */*.gcse.
940 * loop.c (loop_optimize): Move call to init_alias_analysis.
941 * recog.c (validate_replace_src): New function.
942 * toplev.c (gcse_dump): New global variable.
943 (flag_gcse, gcse_time): Likewise.
944 (compile_file): Initialize gcse_time and clean out the gcse dump
946 (rest_of_compilation): Call gcse_main as requested. Dump RTL
947 after gcse if requested.
948 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
950 * gcc.texi: Add gcse related internal documentation.
951 * invoke.texi: Note new command line options for gcse.
952 * tm.texi: Document AVOID_CCMODE_COPIES.
953 * mips.h (AVOID_CCMODE_COPIES): Define.
955 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
957 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
959 (stmp-fixproto): Simlarly for running fixproto.
960 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
962 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
964 * config/mips/mips.c (double_memory_operand): Accept any MEM during
965 reload when TARGET_64BIT.
967 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
969 Finish incomplete change started by Kenner.
970 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
971 (powerpcle-*-cygwin32): Delete xm_defines.
972 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
973 HAVE_STAB_H instead of NO_STAB_H.
974 * config/xm-linux.h (NO_STAB_H): Delete.
975 (HAVE_STAB_H): Undefine.
976 * config/i386/xm-go32.h (NO_STAB_H): Delete.
978 1998-05-19 Jim Wilson <wilson@cygnus.com>
980 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
981 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
983 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
985 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
987 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
989 * reload1.c (reload_reg_free_for_value_p): New function.
990 (allocate_reload_reg, choose_reload_regs): Use it.
992 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
994 * except.c (expand_start_catch): Correct logic for when to
995 generate a new handler label, and when to use the old one.
997 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
999 * Makefile.in (print-rtl.o): Depend on bitmap.h.
1000 (dbxout.o): Depend on toplev.h.
1001 ($(SCHED_PREFIX)sched.o): Likewise.
1002 ($(out_object_file)): Likewise for system.h and toplev.h.
1003 (cppmain.o): Depend on gansidecl.h.
1004 (cpplib.o): Likewise.
1005 (cpperror.o): Likewise.
1006 (cppexp.o): Likewise.
1007 (cpphash.o): Likewise.
1008 (cppalloc.o): Likewise.
1009 (fix-header.o): Depend on cpplib.h and cpphash.h.
1010 (scan-decls.o): Depend on gansidecl.h.
1012 * basic-block.h (free_regset_vector): Add prototype.
1014 * cccp.c (check_precompiled): Mark parameter `fname' with
1016 (do_assert): Likewise for `op' and `keyword'.
1017 (do_unassert): Likewise.
1018 (do_line): Likewise for `keyword'.
1019 (do_error): Likewise for `op' and `keyword'.
1020 (do_warning): Likewise.
1021 (do_ident): Likewise for `keyword'.
1022 (do_pragma): Likewise for `limit', `op' and `keyword'.
1023 (do_sccs): Likewise.
1024 (do_if): Likewise for `keyword'.
1025 (do_elif): Likewise.
1026 (do_else): Likewise.
1027 (do_endif): Likewise.
1029 * collect2.c (getenv): Remove redundant prototype.
1030 (collect_exit, collect_execute, dump_file): Likewise.
1031 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
1032 (dump_prefix_list): Hide prototype and definition.
1034 * sparc.c: Include toplev.h.
1035 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
1036 (symbolic_memory_operand): Likewise.
1037 (sp64_medium_pic_operand): Likewise.
1038 (data_segment_operand): Likewise.
1039 (text_segment_operand): Likewise.
1040 (splittable_symbolic_memory_operand): Likewise.
1041 (splittable_immediate_memory_operand): Likewise.
1042 (eq_or_neq): Likewise.
1043 (normal_comp_operator): Likewise.
1044 (noov_compare_op): Likewise.
1045 (v9_regcmp_op): Likewise.
1046 (v8plus_regcmp_op): Likewise.
1047 (extend_op): Likewise.
1048 (cc_arithop): Likewise.
1049 (cc_arithopn): Likewise.
1050 (small_int): Likewise.
1051 (uns_small_int): Likewise.
1052 (clobbered_register): Likewise.
1053 (legitimize_pic_address): Likewise.
1054 (delay_operand): Likewise.
1055 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
1057 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
1058 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
1060 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
1062 * cppalloc.c: Include gansidecl.h.
1064 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
1065 (cpp_file_line_for_message): Mark parameter `pfile' with
1067 (v_cpp_message): New function.
1068 (cpp_message): Use it. Also convert to variable arguments.
1069 (cpp_fatal): Likewise.
1070 (cpp_pfatal_with_name): Constify parameter `name'.
1072 * cppexp.c: Move gansidecl.h before cpplib.h.
1073 * cpphash.c: Likewise.
1074 * cpphash.h (hashf, delete_macro): Add prototypes.
1076 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
1077 cpplib.h. Don't include errno.h.
1078 (update_path): Add arguments to prototype.
1079 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
1080 cpp_print_containing_files): Remove redundant prototypes.
1081 (cpp_hash_cleanup, add_import, append_include_chain,
1082 make_assertion, path_include, initialize_builtins,
1083 initialize_char_syntax, finclude, validate_else, comp_def_part,
1084 lookup_import, redundant_include_p, is_system_include,
1085 read_name_map, read_filename_string, open_include_file,
1086 check_macro_name, compare_defs, compare_token_lists,
1087 eval_if_expression, change_newlines): Add prototype arguments.
1088 (hashf): Remove redundant prototype.
1089 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
1090 conditional_skip, skip_if_group): Add prototype arguments.
1091 (fdopen): Remove redundant prototype.
1092 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
1093 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
1094 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
1095 (struct directive): Add prototype arguments to function pointer
1097 (handle_directive): Add missing arguments to call to `do_line'.
1098 (do_include): Mark parameters `unused1' and `unused2' with
1100 (do_line): Likewise for `keyword' and new parameters `unused1' and
1102 (do_error): Likewise for `keyword'.
1103 (do_warning): Likewise. Also add missing argument `pfile' in call
1105 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
1107 (do_ident): Likewise for `keyword', `buf' and `limit'.
1108 (do_pragma): Likewise. Also add missing arguments in call to do_once.
1109 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
1111 (do_if): Likewise for `keyword'.
1112 (do_elif): Likewise.
1113 (eval_if_expression): Likewise for `buf' and `length'.
1114 (do_xifdef): Likewise for `unused1' and `unused2'.
1115 (do_else): Likewise for `keyword', `buf' and `limit'.
1116 (do_endif): Likewise.
1117 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
1118 (cpp_handle_options): Remove superfluous NULL argument in call to
1120 (cpp_handle_options): Likewise.
1121 (do_assert): Mark parameter `keyword', `buf' and `limit' with
1123 (do_unassert): Likewise.
1124 (cpp_print_file_and_line): Add missing argument `pfile' in call to
1125 cpp_file_line_for_message.
1126 (v_cpp_error): New function.
1127 (cpp_error): Use it. Also accept variable arguments.
1128 (v_cpp_warning): New function.
1129 (cpp_warning): Use it. Also accept variable arguments.
1130 (cpp_pedwarn): Accept variable arguments.
1131 (v_cpp_error_with_line): New function
1132 (cpp_error_with_line): Use it. Accept variable arguments.
1133 (v_cpp_warning_with_line): New function.
1134 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
1136 (cpp_pedwarn_with_line): Accept variable arguments.
1137 (cpp_pedwarn_with_file_and_line): Likewise.
1138 (cpp_error_from_errno): Constify parameter `name'. Add missing
1139 argument `pfile' in call to cpp_file_line_for_message.
1140 (cpp_perror_with_name): Constify parameter `name'.
1142 * cpplib.h: Define PARAMS() in terms of PROTO().
1143 (fatal): Remove redundant prototype.
1144 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
1145 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
1146 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
1147 cpp_fatal, cpp_message, cpp_pfatal_with_name,
1148 cpp_file_line_for_message, cpp_print_containing_files): Add
1149 arguments to prototypes.
1150 (scan_decls, cpp_finish): Add prototypes.
1152 * cppmain.c: Include gansidecl.h.
1153 (main): Remove unused variable `i'.
1155 * dbxout.c: Include toplev.h.
1157 * demangle.h (do_tlink, collect_execute, collect_exit,
1158 collect_wait, dump_file, file_exists): Add prototype.
1160 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
1161 prototype and definition.
1162 (gen_unspecified_parameters_die): Don't assign results of call to
1163 function new_die() to unused variable `parm_die'.
1164 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
1165 (dwarf2out_define): Likewise for `lineno' and `buffer'.
1167 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
1168 prototype and definition.
1169 (output_die): Add prototype arguments to function pointer arg.
1170 (output_unspecified_parameters_die): Mark parameter `arg' with
1173 * except.c (output_exception_table_entry): Remove unused variable
1176 * except.h (expand_fixup_region_start, expand_fixup_region_end):
1179 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
1181 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
1183 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
1184 before cpplib.h, include cpphash.h, remove redundant prototype of
1185 cpp_fatal, don't define `const', add a prototype for `fatal'.
1186 (cpp_file_line_for_message): Add missing arguments `pfile'.
1187 (v_cpp_message): New function.
1188 (cpp_message): Use it.
1189 (v_fatal): New function.
1190 (fatal, cpp_fatal): Use it.
1191 (cpp_pfatal_with_name): Constify parameter `name'.
1193 * flow.c (free_regset_vector): Remove redundant prototype.
1195 * function.c (round_down): Wrap prototype and definition with
1196 macro ARGS_GROW_DOWNWARD.
1197 (record_insns): Wrap prototype and definition with
1198 defined (HAVE_prologue) || defined (HAVE_epilogue).
1200 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
1202 * gen-protos.c: Include gansidecl.h.
1203 (hashf): Don't make it static, constify parameter `name'.
1205 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
1206 specifier %s in calls to function `fatal'.
1208 * haifa-sched.c: Include toplev.h.
1209 (find_rgns): Remove unused variable `j'.
1211 * integrate.c (note_modified_parmregs): Mark parameter `x' with
1213 (mark_stores): Likewise.
1215 * jump.c (mark_modified_reg): Likewise.
1217 * output.h (insn_current_reference_address): Add prototype.
1218 (eh_frame_section): Likewise.
1220 * print-rtl.c: Include bitmap.h.
1222 * reload1.c (reload): Wrap variables `note' and `next' in macro
1223 PRESERVE_DEATH_INFO_REGNO_P.
1224 (forget_old_reloads_1): Mark parameter `ignored' with
1226 (choose_reload_regs): Remove unused variable `in'.
1227 (reload_cse_invalidate_mem): Mark parameter `ignore' with
1229 (reload_cse_check_clobber): Likewise.
1231 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
1232 (mark_elimination): Fix typo in prototype.
1234 * scan-decls.c: Include gansidecl.h.
1236 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
1238 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
1240 * function.c (identify_blocks): Fix thinko when setting the
1241 block number for NOTE_INSN_BLOCK_END.
1243 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
1245 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
1248 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
1249 underscores for the prefixes to the names of the maths functions.
1251 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
1252 comment explaining why.
1254 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
1256 * tree.h (TYPE_SIZE_UNIT): New.
1257 (struct tree_type): Add size_unit member.
1258 * stor-layout.c (layout_type): Initialize it.
1259 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
1260 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
1262 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
1264 * stor-layout.c (layout_record): Fix off-by-one error when checking
1265 length of the TYPE_BINFO vector.
1267 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
1269 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
1270 function parameter passed in memory.
1272 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
1274 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
1275 Prototypes for externally used functions in respective C files.
1276 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
1277 final.c: Include above files.
1278 * Makefile.in (toplev.o): Add dependency for above four headers.
1279 (final.o): Likewise.
1280 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
1281 respective header files.
1283 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
1285 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
1286 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
1287 the build tree if they exist.
1288 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
1290 (objdir): Let configure substitute value.
1291 (FLOAT_H): Let configure select a pre-built version from the
1293 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
1294 * configure.in: Substitute for objdir.
1296 * Makefile.in (build_canonical, host_canonical): Let configure
1297 substitute values for these variables.
1298 * configure.in: Substitute for build_canonical, host_canonical
1299 and target_subdir in generated Makefile.
1301 * output.h (find_basic_blocks): Declare.
1302 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
1304 * Makefile.in (BISON): Use bison from the build tree if it exists.
1307 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
1309 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
1310 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
1311 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
1312 command line arguments to see if an executable is not being
1313 created, and if so - do not append the suffix.
1315 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
1318 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
1320 * i386.h (ALIGN_DFmode): Delete.
1321 (CONSTANT_ALIGNMENT): Define.
1322 * varasm.c (force_const_mem): Use it.
1324 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
1326 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
1327 using it with swap_condition, not before.
1329 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
1331 * alias.c (mode_alias_check): Delete.
1332 (true_dependence, anti_dependence, output_dependence): Revert April 21
1335 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
1337 * toplev.c (output_lang_identify): Enable prototype and definition.
1339 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
1341 * version.c: Bump for snapshot.
1343 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
1345 * alpha/osf.h (HAVE_STAMP_H): Define.
1347 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
1348 * configure.in (alpha*-*-netbsd*): New.
1349 Based on patches from Paul H. Anderson <pha@pdq.com>.
1351 * configure.in (alpha*-*-linux-*): Kill xm_defines.
1352 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
1353 * alpha/xm-linux.h: Remove file.
1355 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
1357 * dbxout.c (dbxout_parms): If mode of type of parameter living
1358 in memory doesn't match mode of DECL_RTL, make big endian correction.
1360 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
1362 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
1364 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
1366 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
1367 * stor-layout.c (layout_record): Set it.
1369 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
1371 * toplev.c (rest_of_compilation): Don't defer nested functions.
1373 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
1375 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
1376 to an 8-byte boundary if info_ptr->fpmem_p.
1378 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
1380 * loop.c (basic_induction_var): Added test preventing
1381 CCmode parameter passed to convert_modes().
1383 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
1385 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
1386 input_filename and lineno around expand_expr call. Set them to values
1387 in WFL before expand_expr call.
1389 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
1391 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
1393 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
1395 * fold-const.c (constant_boolean_node): New function.
1398 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1400 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
1401 Abort if trying to split kind 3 or 4 outside of combine.
1403 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
1405 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
1407 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
1409 * objc/Make-lang.in (OBJC_O): Add missing exeext.
1410 (libobjc.a, runtime-info.h): Likewise.
1412 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
1414 * i386.h (DATA_ALIGNMENT): Define.
1416 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1418 * reload1.c (delete_output_reload): Ignore single USE that
1419 was emitted for the pseudo use of this INSN.
1420 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
1421 remains, we can always delete OUTPUT_RELOAD_INSN.
1423 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
1425 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
1427 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
1429 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
1431 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1433 * eh-common.h: New file for basic EH data structures.
1434 * except.h: Various prototypes and structures for NEW_EH_MODEL
1435 * function.h (struct function): Add a struct eh_stack for the catch
1437 * except.c (gen_exception_label): New function to generate an
1439 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
1440 (push_entry): New function to push an existing entry onto a stack.
1441 (receive_exception_label): New function to emit the code required
1442 at the start of all catch blocks.
1443 (struct func_eh_entry): New structure for maintaining handlers
1444 associated with EH regions.
1445 (new_eh_region_entry): New function to register an EH region.
1446 (add_new_handler): New function to register a handler with a region.
1447 (get_new_handler): Creates anew handler entry for registering.
1448 (find_func_region): New function to convert a NOTE eh region number
1449 to an Eh region index.
1450 (get_first_handler): New function to get the first handler in a region.
1451 (clear_function_eh_region): New function to release memory.
1452 (duplicate_handlers): New function to duplicate a list of handlers.
1453 (expand_eh_region_end): Create a new region entry node as well.
1454 (expand_leftover_cleanups): Call receive_exception_label() and
1455 register the cleanup as a handler to the current region.
1456 (expand_start_catch): New function to start a catch clause.
1457 (expand_end_catch): New function to end a catch clause.
1458 (expand_start_all_catch): restructure to not do the equivilent of
1459 what expand_start_catch() does now. Push the exception region being
1460 handled onto the catch stack.
1461 (output_exception_table_entry): Issue an entry for each handler
1462 associated with a region.
1463 (set_exception_lang_code): New function for setting the language code.
1464 (set_exception_version_code): New function to set the version number.
1465 (output_exception_table): Output version and language codes.
1466 (find_exception_handler_labels): Find handler labels using new scheme.
1467 (is_exception_handler_label): New function, returns 1 if label is
1468 present as a handler in some exception region.
1469 (check_exception_handler_labels): Use the new scheme.
1470 (init_eh_for_function): Initialize the catch stack.
1471 (save_eh_status): Save the catch stack.
1472 (restore_eh_status): Restore the catch stack.
1473 (scan_region): Don't remove unreferenced handler label. Flow does it.
1474 (get_reg_for_handler): New function to get the eh_context pointer
1476 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
1477 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
1478 entry when processing END region rather that START region.
1479 * flow.c (find_basic_blocks_1): Find all potential handler regions
1480 now that we don't automatically know what the labels might be.
1481 Let scan_region() remove unreferenced EH BEGIN/END labels.
1482 * integrate.c (get_label_from_map): Put inlined labels onto the
1483 permanent obstack since we dont know which ones might be exception
1485 (save_for_inline_copying): Make new copies of all the handlers.
1486 (expand_inline_function): Make new copies of all the handlers.
1487 * libgcc2.c: Remove local struct decls, and include eh-common.h.
1488 (find_exception_handler): With NEW_EH_MODEL the first matching
1489 region we find is the right one. Add eh_info as a new parameter.
1490 (__throw): Pass eh_info to find_exception_handler. Set handler
1491 and pass use different regs under NEW_EH_MODEL.
1493 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
1495 * i960.h (hard_regno_mode_ok): Changed to function from array of
1497 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
1498 * i960.c (hard_regno_mode_ok): Changed to function from array of
1501 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1503 * reload.c (remove_replacements): New function.
1504 * reload.h (remove_replacements): Declare.
1505 * reload1.c (choose_reload_regs): Disable some reloads that
1506 belong to inherited reloads.
1508 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1510 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
1512 * reload1.c (merge_assigned_reloads): When merging, reset
1513 reload_spill_index for the eliminated reload.
1515 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
1517 * haifa-sched.c (schedule_insns): Fix merge goof.
1519 1998-05-13 Jim Wilson <wilson@cygnus.com>
1521 * varasm.c (make_decl_rtl): Revert April 1 change.
1522 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
1523 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
1524 Get function name from the SYMBOL_REF in the DECL_RTL, not from
1525 DECL_ASSEMBLER_NAME.
1526 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
1527 DECL_ASSEMBLER_NAME.
1529 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
1531 * i386.c (notice_update_cc, output_float_compare): Disable
1532 TARGET_CMOVE support.
1534 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
1535 Jeff Law <law@cygnus.com>
1537 * rtlanal.c (find_reg_note): Ignore notes that are not on on
1539 (find_regno_note): Likewise.
1541 * Makefile.in (stor-layout.o): Depend on except.h
1542 (varasm.o, function.o): Likewise.
1543 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
1545 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
1546 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
1547 ($(HOST_PREFIX_1)rtl.o): Likewise.
1548 ($(HOST_PREFIX_1)bitmap.o): New host object.
1549 * emit-rtl.c (toplevel): Include bitmap.h.
1550 (gen_rtx): Handle 't' and 'b' nodes.
1551 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
1552 Print block number for block begin/end notes. Print 't' type
1553 nodes as a pointer. Know that the 3rd argument of live range
1554 start/stop notes is really a range_info rtx. If type is 'b', print
1555 out argument as a bitmap.
1556 * rtl.c: Include bitmap.c.
1557 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
1558 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
1559 * rtl.def (RANGE_LIVE): New node to hold live information while we
1560 recalculate the basic blocks.
1561 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
1562 (RANGE_VAR): New node, to hold information saved in symbol node for New
1563 communicating live range information to the debug output functions.
1564 * rtl.h (rtunion_def): Add rttree and rtbit fields.
1565 (XBITMAP, XTREE): New accessor macros.
1566 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
1567 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
1568 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
1569 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
1570 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
1571 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
1572 (RANGE_INFO_*): Likewise.
1573 * sched.c (sched_analyze): Keep live range start/stop notes.
1574 (unlink_other_notes): Likewise.
1575 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
1576 (unlink_other_notes): Likewise.
1577 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
1578 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1579 (DECL_LIVE_RANGE_RTL): Likewise.
1580 (struct tree_block): Add live_range_flag, live_range_var_flag,
1581 live_range_start and live_range_end.
1582 (struct tree_decl): Add live_range_rtl field.
1583 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
1584 (accessor_from_format): Likewise.
1586 * haifa-sched.c (schedule_block): Make verbose output line up.
1587 Also add a blank line in printing the individual ready lists.
1589 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1591 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
1592 (c-lex.o): Depend on output.h.
1593 (c-common.o): Likewise.
1595 (calls.o): Likewise.
1596 (integrate.o): Depend on toplev.h.
1597 (regclass.o): Depend on output.h.
1598 (final.o): Depend on reload.h.
1600 * c-common.c: Include output.h.
1601 (check_format_info): Remove unused variable `integral_format'.
1603 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
1604 `indent' with ATTRIBUTE_UNUSED.
1605 (print_lang_type): Likewise.
1606 (maybe_build_cleanup): Likewise for parameter `decl'.
1607 (copy_lang_decl): Likewise for parameter `node'.
1609 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
1610 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1611 with ATTRIBUTE_UNUSED.
1612 (lookup_interface): Likewise for parameter `arg'.
1613 (is_class_name): Likewise.
1614 (maybe_objc_check_decl): Likewise for parameter `decl'.
1615 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
1617 (maybe_objc_method_name): Likewise for parameter `decl'.
1618 (build_objc_string): Likewise for parameters `len' and `str'.
1620 * c-lex.c: Include output.h.
1622 * c-lex.h (position_after_white_space): Correct typo in prototype.
1624 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
1625 c_expand_end_cond, init_iterators): Add prototypes.
1627 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
1628 with ATTRIBUTE_UNUSED.
1630 * calls.c: Include output.h.
1632 * cccp.c (pipe_closed): Mark parameter `signo' with
1635 * combine.c: Move inclusion of expr.h to after insn-config.h.
1637 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
1638 as empty, rather define as ((void)0).
1640 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
1641 Add parentheses around assignment used as truth value.
1643 * cplus-dem.c (squangle_mop_up): Change return type to void.
1644 (internal_cplus_demangle): Remove unused parameter `options'.
1645 All callers changed.
1646 (cplus_demangle_opname): Remove function wide variable `int i' and
1647 replace with `size_t i' at each location where it is used.
1648 (cplus_demangle_opname): change type of `i' from int to size_t.
1650 * cppexp.c (right_shift): Mark parameter `pfile' with
1653 * cpphash.c (cpp_lookup): Likewise.
1654 (cpp_hash_cleanup): Likewise.
1656 * cpplib.c (parse_name): Add a prototype and make it static.
1657 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
1658 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
1659 (macro_cleanup): Likewise for parameter `pfile'.
1660 (file_cleanup): Likewise.
1662 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
1663 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
1665 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
1666 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
1668 * cse.c (cse_check_loop_start): Mark parameter `set' with
1671 * dbxout.c (flag_minimal_debug, have_used_extensions,
1672 source_label_number): Move inside macro wrapper check against
1673 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
1675 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
1677 * except.h (doing_eh): Provide prototype.
1679 * expr.c: Move inclusion of expr.h to after insn-config.h.
1681 * final.c: Include reload.h.
1682 (shorten_branches): Cast the first argument of bzero to char *.
1684 * fix-header.c (cpp_print_containing_files): Mark parameter
1685 `pfile' with ATTRIBUTE_UNUSED.
1686 (cpp_fatal): Likewise.
1688 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
1691 * genattrtab.c (make_length_attrs): Change the type of variable
1692 `i' from int to size_t.
1693 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
1696 * genextract.c (main): When generating insn-extract.c, mark
1697 variable `junk' with ATTRIBUTE_UNUSED.
1699 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
1700 argument of bzero to char*.
1702 * integrate.c: Include toplev.h.
1704 * libgcc2.c: Wrap `struct exception_table' and
1705 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
1707 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
1709 * objc/objc-act.c: Include toplev.h.
1710 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1711 with ATTRIBUTE_UNUSED.
1712 (finish_protocol): Likewise for parameter `protocol'.
1714 * output.h (declare_weak): Add prototype.
1715 (decode_reg_name): Don't wrap with TREE_CODE macro.
1716 (assemble_alias): Add prototype.
1718 * regclass.c: Include output.h.
1720 * reload.h (reloads_conflict): Add prototype.
1722 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
1723 output_func_start_profiler): Add prototypes.
1725 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
1728 * scan-decls.c: Include scan.h.
1730 * scan.h (recognized_function, recognized_extern): Add prototypes.
1732 * stmt.c: Include output.h.
1734 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
1735 (output_lang_identify): Hide prototype and definition.
1736 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
1737 (pipe_closed): Likewise.
1739 * toplev.h (count_error, strip_off_ending, error_for_asm,
1740 warning_for_asm): Add prototypes.
1742 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
1744 * toplev.c (rest_of_compilation): "Charge" final for any time
1745 doing various cleanup operations after finishing compilation
1748 * flow.c (dump_flow_info): Also print number of sets and
1749 whether or not the pseudo is a user variable.
1751 * flow.c (reg_n_max): New global variable.
1752 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
1753 Delete regno_max variable.
1754 * regs.h (REG_N_CHECK): Define.
1755 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
1756 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
1757 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
1759 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
1761 * acconfig.h (ENABLE_CHECKING): Undefine.
1762 * configure.in (--enable-checking): New option.
1764 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1766 * reload1.c (merge_assigned_reloads): Can merge
1767 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
1768 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
1770 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
1772 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
1774 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1776 * reload1.c (gen_reload): Create REG_EQUIV notes.
1778 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1780 * reload1.c (reload): Fix check for USEs to use code of pattern.
1781 (choose_reload_regs): Remove dead variable use_insn.
1783 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
1785 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
1787 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
1789 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
1791 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
1792 (insn_{unit,issue_delay}): Ditto.
1793 (blockage_range): Ditto.
1794 (actual_hazard{,_this_instance}): Ditto.
1795 (schedule_unit): Ditto.
1796 (potential_hazard): Ditto.
1799 (queue_insn): Ditto.
1800 (birthing_insn_p): Ditto.
1801 (adjust_priority): Ditto.
1802 (get_block_head_tail): Ditto.
1803 (init_rgn_data_dependences): Ditto.
1805 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
1807 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
1809 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
1811 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
1813 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
1815 * config/mips/mips.md (dslot): Move after definition of "cpu"
1816 attribute. Handle r3900 case.
1818 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1820 * system.h: Define the STRINGIFY macro here.
1821 * protoize.c: Not here.
1822 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
1824 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
1826 * varasm.c (assemble_variable): Compute the alignment of the data
1827 earlier so that both initialized and uninitialized variables are
1828 effected by DATA_ALIGNMENT.
1829 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
1831 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
1833 * mips.c: Prototype static functions.
1835 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
1837 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
1838 Add explanatory comments.
1840 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
1842 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
1844 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
1846 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
1848 * varasm.c (make_decl_rtl): Disable April 1 change.
1850 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
1852 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
1854 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
1856 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
1857 * alpha.c (print_operand): Handle it.
1858 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
1859 related define_splits. Also add peepholes for SImode reload
1860 plus sign_extend lossage.
1862 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1864 * genattr.c: Include stdarg.h/varargs.h. Change function
1865 `fatal' to use variable arguments instead of faking it with
1866 integer parameters. Provide a prototype which also
1867 checks the format specifiers using ATTRIBUTE_PRINTF_1.
1869 * genattrtab.c: Likewise.
1870 * gencodes.c: Likewise.
1871 * genconfig.c: Likewise.
1872 * genemit.c: Likewise.
1873 * genextract.c: Likewise.
1874 * genflags.c: Likewise.
1875 * genopinit.c: Likewise.
1876 * genpeep.c: Likewise.
1877 * genrecog.c: Likewise.
1878 * genoutput.c: Likewise. Similarly for function `error'.
1880 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1882 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
1883 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
1884 * configure.in: Use GCC_C_VOLATILE.
1885 * system.h (volatile): Define as empty if no volatile support is
1888 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
1890 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
1893 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
1895 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
1896 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
1897 the body of beq; additionally set the mode of the branch to CCmode for
1898 FP compares and not fast_math.
1899 (alpha_emit_conditional_move): Always use a compare insn for FP
1900 when not fast_math, as well as setting CCmode on the cmov.
1901 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
1903 * machmode.h (COMPLEX_MODE_P): New macro.
1905 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
1907 * haifa-sched.c (print_exp): Fix typo.
1909 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
1911 * version.c: Bump for snapshot.
1913 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
1915 * final.c (final_scan_insn): Call fatal_insn instead of abort if
1916 we could not split an insn when required to.
1918 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
1920 (peepholes): Disable peepholes that call dead_or_set_p.
1921 (movsi): Rewrite to handle addresses better after last change.
1922 Add define_split to split load of addresses in large/medium modes.
1923 (prologue): Call m32r_expand_prologue.
1924 (movsi_{push,pop}): Generators for push/pop.
1925 (movsi): Support PRE_{INC,DEC}, POST_INC.
1926 (mov{di,df}): Rewrite. Always split the insns.
1927 (movsf): Add define_split to get register load in correct mode.
1928 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
1929 (attributes): Rewrite attributes so that type indicates both the
1930 type and the length of the insn directly.
1931 (all insns): Change to use new type attributes.
1932 (debug): New attribute to convey whether -mdebug was used.
1933 (opt_space): New attribute to convey whether -Os was used.
1934 (function units): Loads are 3 cycles, not 2. Better classify all
1935 insns into short/long.
1936 (load/store/extend insns): Add separate case for load/store
1937 indirect operations without an offset.
1938 (divsi3): Division is a long operation, not short.
1940 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
1942 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
1943 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
1944 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
1945 operands with PRE_{INC,DEC}, POST_INC.
1946 (FUNCTION_PROFILER): Call abort instead of doing nothing.
1947 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
1949 (gen_split_move_double): Declare.
1950 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
1952 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
1953 emit_move_insn, build up SET's directly.
1954 (toplevel): Include system.h, not stdio.h.
1955 (move_double_src_operand): Allow any DF or DI mode constant.
1956 (gen_split_move_double): Split moves of DI or DF values into the
1957 appropriate moves, loads, or stores. Don't handle use of auto
1958 inc/dec if using dead index. Do handle overlapping moves, etc.
1959 (m32r_frame_info): Remove prologue_size field.
1960 (m32r_compute_frame_size): Don't calculate prologue size.
1961 (m32r_output_function_prologue): Change to pretty much a NOP.
1962 (m32r_expand_prologue): Expand prologue as a series of INSNs.
1963 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
1964 (m32r_print_operand_address): Ditto.
1966 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
1968 * reload1.c (emit_reload_insns): When performing expensive
1969 optimizations, do not output the last reload insn if OLD is
1970 not the dest of NSN and is in the src and is clobbered by INSN.
1972 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1974 * Makefile.in (genrtl.o): Depend on system.h.
1975 * gengenrtl.c (gencode): When creating genrtl.c, have it
1978 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1980 * config/m68k/t-linux: Remove extra stuff already included in
1983 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
1985 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
1986 curses.h if it contains `typedef char bool;', as suggested by
1987 Manfred Hollstein <manfred@s-direktnet.de>.
1989 * configure.in: Rename fixinc.math to fixinc.wrap.
1991 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
1993 * gcc.c (read_specs): Handle missing blank line at end of specs file.
1995 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
1996 movdfcc_1): Disable.
1998 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
2000 * configure.in (enable_threads): Rename to enable_threads_flag before
2001 main loop. Set enable_threads to enable_threads_flag inside main
2004 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
2006 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
2009 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2011 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
2013 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
2014 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
2015 (AC_CHECK_FUNCS): Remove unused check for vprintf.
2017 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
2018 (cccp.o): Depend on gansidecl.h.
2021 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
2022 per the rest of gcc source.
2023 * cexp.y: Likewise. Include gansidecl.h and remove all code made
2026 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
2027 used when vfprintf is missing.
2030 * genattrtab.c: Likewise.
2031 * mips-tfile.c: Likewise.
2032 * toplev.c: Likewise.
2034 * vfprintf.c: New file.
2035 * doprint.c: New file.
2037 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
2039 * config/linux.h (ASM_COMMENT_START): Remove from here,
2040 * config/linux-aout.h (ASM_COMMENT_START): and here,
2041 * config/i386/linux.h (ASM_COMMENT_START): to here,
2042 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
2043 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
2046 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2048 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
2051 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
2053 * Makefile.in (dwarfout.o) Add toplev.h dependency.
2054 * dwarfout.c, i386.c: Include toplev.h
2055 * toplev.h: (pfatal_with_name) Add prototype.
2057 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
2059 * Makefile.in: Fix .SUFFIXES.
2061 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
2063 * config/linux.h (ASM_COMMENT_START): Define as "#".
2064 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
2066 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
2068 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
2069 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
2071 * toplev.c: Include toplev.h.
2072 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
2073 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
2074 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
2075 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
2076 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
2077 toplev.h dependency.
2079 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
2080 HARD_FRAME_POINTER_REGNUM.
2082 * expr.c (target_temp_slot_level): Delete duplicate definition.
2084 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
2086 * stmt.c (mark_seen_cases): Make it have external linkage again.
2087 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
2090 * haifa-sched.c (print_value, case SUBREG): Fix typo.
2092 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
2093 * i386.h (REG_CLASS_CONTENTS): Similarly.
2095 * toplev.c (-fsched-max): Delete flag.
2096 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
2097 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
2098 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
2101 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
2102 inner loops which are not reducible.
2104 * loop.c (regs_match_p): Fix typo in prototype.
2106 * regmove.c (try_auto_increment): Wrap declaration inside an
2107 #ifdef AUTO_INC_DEC.
2109 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
2111 * final.c (output_operand_lossage): Call fatal with the operand
2112 lossage message instead of calling abort.
2114 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2116 * c-common.c: Convert to using ctype macros defined in system.h.
2117 * c-lex.c: Likewise.
2119 * collect2.c: Likewise.
2120 * rs6000.c: Likewise.
2121 * cpplib.c: Likewise.
2122 * fix-header.c: Likewise.
2124 * gen-protos.c: Likewise.
2125 * pexecute.c: Likewise.
2126 * protoize.c: Likewise.
2130 * tlink.c: Likewise.
2131 * toplev.c: Likewise.
2133 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
2135 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
2136 Replace -gdwarf-2 with -g0.
2138 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2140 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
2141 * mips-tdump.c: Include system.h, remove redundant headers.
2142 * mips-tfile.c: Likewise. Also, convert all ctype function calls
2143 to calls of the macro versions defined in system.h.
2145 * objc/Make-lang.in (objc-act.o): Depend on system.h.
2146 * objc/objc-act.c: Include system.h, remove redundant headers.
2148 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2150 * configure.in (AC_CHECK_FUNCS): Add isascii.
2151 (GCC_NEED_DECLARATIONS): Add atof.
2153 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
2154 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
2156 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2158 * system.h: Wrap time.h and sys/file.h in autoconf checks.
2159 Provide default definitions for O_RDONLY and O_WRONLY here.
2161 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
2163 1998-05-06 Mark Mitchell <mmitchell@usa.net>
2165 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
2167 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
2169 * toplev.h: New file. Protypes for functions in toplev.c.
2170 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
2171 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
2172 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
2173 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
2174 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
2175 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
2176 varasm.c: include it.
2178 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
2179 Jim Wilson (wilson@cygnus.com)
2181 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
2182 blocks. Check for 1 successor which is the EXIT_BLOCK.
2184 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
2185 unreachable loops with more than one block.
2187 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2189 * fix-header.c (write_rbrac): Add "abort" to functions which need to
2192 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
2194 * Check in merge from gcc2. See ChangeLog.12 for details.
2196 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
2198 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
2199 accept 'a' flag. 'S' does accept 'a' flag.
2200 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
2203 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
2205 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2207 * config/m68k/m68k.h: Declare functions from m68k.c used in
2208 macros and machine description.
2209 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
2211 (ASM_OUTPUT_FLOAT): Likewise.
2212 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
2214 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
2216 * tree.def: Add NAMESPACE_DECL.
2217 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
2218 * dwarf2out.c (push_decl_scope): Likewise.
2219 (scope_die_for): Likewise.
2220 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
2221 how to get next context level.
2223 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
2225 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
2228 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
2230 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
2232 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
2233 for any insns skipped at the start of a block because they were
2236 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
2238 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
2240 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
2242 * c-common.c (format_char_info): Add new field hhlen.
2243 (print_char_table, scan_char_table, time_char_table): Initialize
2244 hhlen field appropriately.
2245 (char_format_info): Recognize hh modifier and lookup correct char
2248 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
2250 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
2251 reference if this is a store.
2253 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
2255 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
2257 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
2259 Make UnixWare 7 bootstrap support work with final shipping product.
2260 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
2261 Pick up xm-siglist and xm-alloca.
2262 (xm_defines): Add USG so dbxout will build.
2263 * configure: Regenerate.
2265 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
2267 Support for official Sparc V9 ABI:
2268 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
2269 Care for flag_pcc_struct_return default.
2270 (output_move_quad): Rewrite to move by halves on v9 and in the
2272 (move_quad_direction): New function.
2273 (output_fp_move_quad): Use it to determine the direction of copy.
2274 (function_arg_slotno): Return -1 for FP reg overflow as well.
2275 (function_arg_record_value*): New functions.
2276 (function_arg): Use them. Streamline unprototyped parameter passing.
2277 (function_arg_pass_by_reference): Pass TCmode by reference.
2278 (function_value): New function.
2279 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
2280 long long in 64-bit mode.
2281 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
2282 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
2283 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
2284 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
2285 (BASE_INCOMING_ARG_REG): Likewise.
2286 (FUNCTION_VALUE): Call function_value.
2287 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
2288 * sparc.md (movdi_sp32_v9): Disable for arch64.
2289 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
2290 (call_value_address_sp64): Remove register class constraints.
2291 (call_value_symbolic_sp64): Likewise.
2292 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
2293 v9 case to 32-bit constants.
2294 (goto_handler_and_restore_v9): Provide a version for arch64.
2295 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
2296 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
2297 (CPP_PREDEFINES): New.
2298 * sparc/sp64-elf.h: Likewise.
2299 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
2300 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
2301 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
2303 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
2305 * version.c: Bump for snapshot.
2307 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2309 * reload.c (find_reloads): Emit USEs to mark where a pseudo
2310 is reloaded with the MEM of its stack slot.
2311 * reload1.c (cannot_omit_stores): Delete.
2312 (reload): Don't initialize it.
2313 Don't apply avoid_return_reg logic to USEs.
2314 When done, remove USEs that have a REG_EQUAL note on them.
2315 (emit_reload_insns): Handle case where we have inherited a MEM.
2316 (choose_reload_regs): Likewise.
2317 (delete_output_reload): Don't use cannot_omit_stores.
2319 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
2321 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
2323 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
2325 * haifa-sched.c (print_{exp,value}): Various changes to make the
2326 debug output easier to read. Also, use only one buffer, and make
2327 sure the buffer we are passed in doesn't overflow.
2328 (safe_concat): Concatenate to a buffer without overflow.
2330 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2332 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
2335 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2337 * sched.c (new_insn_dead_notes): Check if the register was
2338 used in the original instruction.
2339 * haifa-sched.c (new_insn_dead_notes): Likewise.
2341 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
2343 * dwarf2out.c (scope_die_for): If could not find proper scope,
2344 check for and handle tagged type with incorrect TYPE_CONTEXT.
2346 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
2348 * calls.c (expand_call): Fix recognition of C++ operator new.
2350 * alias.c (mode_alias_check): Disable type based alias detection.
2352 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
2354 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
2355 ASM_OUTPUT_WEAK_ALIAS): Define.
2356 * config/mips/elf64.h: Same.
2357 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
2358 ASM_WEAKEN_LABEL): Removed.
2360 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2362 * calls.c (expand_call): Bump the length limit on the specially
2363 recognized function names to 17.
2365 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
2367 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
2368 when undefining macros at the end.
2370 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
2371 val or len has TREE_SIDE_EFFECTS set.
2373 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
2374 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
2375 (smuldi3_highpart): Call const v8plus routine.
2376 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
2377 (const_smulsi3_highpart_v8plus): New pattern.
2378 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
2379 (umulsidi3): Call const v8plus routine.
2380 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
2382 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
2383 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
2385 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
2387 * m32r.c (*_oper{and|ator}): Change enum arguments and return
2388 values to int, so they can be prototyped even in files that don't
2390 ({small,large}_insn_p): Ditto.
2391 (m32r_select_cc_mode): Ditto.
2392 (gen_compare): Ditto.
2393 (function_arg_partial_nregs): Ditto.
2394 (m32r_setup_incoming_varargs): Ditto.
2395 (init_reg_tables): Add prototype.
2396 (m32r_frame_info): Add prolog_size field.
2397 (m32r_compute_frame_size): Calculate the size of the prologue.
2398 (m32r_first_insn_address): Return prologue size.
2399 (m32r_output_function_prologue): Calculate frame size before
2400 printing out information. Print out the prologue size.
2402 * m32r.h: Prototype all functions in m32r.c.
2403 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
2405 * m32r.md (bcc functions): Cast enum's to int.
2407 * m32r.c (conditional_move_operand): Silence a debug message.
2408 ({small,long}_insn): New predicates.
2410 * m32r.h (TARGET_M32R): New macro.
2411 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
2412 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
2414 (ISSUE_RATE): Define as 2.
2416 * m32r.md (insn_size): New attribute.
2417 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
2419 (m32r): New attribute.
2421 * configure.in (enable_haifa): Switch m32r to Haifa by default.
2422 * configure: Regenerate.
2424 (Changes from Nick Clifton <nickc@cygnus.com>)
2425 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
2426 the equivalent of a negated 'I' constraint.
2427 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
2428 optimisation to work.
2430 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
2431 than 'I' since the value is negated.
2432 (peephole): Add peephole optimisation to cope with optimization of
2433 divide and subtracts of the same operands.
2435 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
2439 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
2442 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
2444 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
2446 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
2448 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
2449 frame_pointer_rtx not FRAME_POINTER_REGNUM.
2451 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
2453 * reg-stack.c: Revert last patch (Apr 20).
2454 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
2456 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
2458 * loop.c (check_dbra_loop): New locals jump, first_compare, and
2459 compare_and_branch. Call get_condition to set first_compare.
2460 Set compare_and_branch to number of compare/branch instructions.
2461 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
2462 Replace '2' with compare_and_branch.
2464 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2466 * cplus-dem.c (demangle_qualified): Replace missing else.
2468 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2470 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
2472 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2474 * sh.c (sh_expand_prologue, sh_expand_epilogue):
2475 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
2476 * sh.h (STACK_BOUNDARY): Likewise.
2478 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2480 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2482 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
2484 * system.h (abort): If abort is not defined, and neither is
2485 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
2486 reporting the line and filename of the error.
2488 * .gdbinit: Add breakpoints on exit and fancy_abort.
2490 * final.c (split_double): Avoid a compiler warning if
2491 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
2493 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
2494 for calling jump_optimize.
2496 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
2497 macros, rather than 0/1's.
2499 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
2501 * alpha.h (CONST_COSTS): Zero is always free.
2502 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
2504 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2506 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
2507 length in the name of a virtual table.
2509 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
2511 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
2513 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
2515 * version.c: Bump for snapshot.
2517 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
2519 * fold-const.c (fold_convert): Fix typo.
2521 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
2523 * alias.c (alias_invariant): New variable.
2524 (record_base_value): New argument INVARIANT.
2525 (memrefs_conflict_p): If a register has an entry in the alias_invariant
2526 array, try substituting that value for the register.
2528 * rtl.h: Declare record_base_value.
2530 * loop.c, unroll.c: Update callers of record_base_value.
2532 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
2533 ZERO_EXTEND do not affect base values.
2535 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
2537 * dbxout.c (dbxout_type): Fix typo.
2538 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
2540 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
2542 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
2544 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
2545 if the argument is the address of a structure or array.
2547 * configure.in: Enable Haifa scheduler by default for SPARC.
2549 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2551 * cse.c (cse_set_around_loop): Don't do optimization when
2552 new pseudos are created.
2554 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
2556 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
2558 (dbxout_type_method_1, dbxout_type): Likewise.
2559 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
2560 (dbxout_type): Fix check for when to print a type range in
2563 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2565 * (gen_shl_and, in case 1): Fix comparison with mask.
2567 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
2569 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
2570 pointer as second register in REG+REG pair.
2572 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2574 * c-common.c (check_format_info): Don't check for the 'x' format
2575 character twice, instead check for 'x' and 'X'
2577 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
2579 * Makefile.in (libgcc2.ready): Add explicit dependancy from
2580 $(STMP_FIXPROTO) to ensure all necessary include files have
2581 been created and to guarantee proper parallel builds.
2583 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2585 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
2586 register for stdarg functions.
2587 * sh.h (current_function_varargs): Declare.
2588 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
2590 1998-04-23 Jim Wilson <wilson@cygnus.com>
2592 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
2593 inhibit_libc is defined.
2595 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
2597 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
2599 * profile.c (tablejump_entry_p): New function.
2600 (branch_prob): Add code to recognize MIPS tablejump entry branch.
2601 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
2603 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
2605 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
2606 found, rather than at end of the loop, after the insn has been
2609 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
2611 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
2612 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
2614 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
2616 * loop.c (note_addr_stored): Correct function to take 2 arguments,
2619 * rtl.def (MATCH_INSN2): Add new matching pattern.
2620 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
2622 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
2624 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
2625 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
2627 * final.c (split_double): Sign extend both halves of a split CONST_INT.
2629 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
2631 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
2633 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2635 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
2636 (cplus_demangle_opname): Call mop_up_squangle.
2637 (cplus_demangle): Initialize squangle info, then call
2638 internal_cplus_demangle. (Most code moved there as well)
2639 (internal_cplus_demangle): New function, performs most of what use
2640 to be done in cplus_demangle, but is only called with this file.
2641 (squangle_mop_up): New function to clean up B and K code data.
2642 (mop_up): set pointers to NULL after freeing.
2643 (demangle_signature, demangle_template, demangle_class): Add
2644 switch elements to handle K and B codes.
2645 (demangle_prefix, gnu_special, demangle_qualified): Add
2646 code to handle K and B codes.
2647 (do_type, demangle_fund_type): Handle B and K codes.
2648 (remember_Ktype): New function to store K info.
2649 (register_Btype, remember_Btype): New functions for B codes.
2650 (forget_B_and_K_types): New function to destroy B and K info.
2652 1998-04-21 Jim Wilson <wilson@cygnus.com>
2654 * stmt.c (check_seenlabel): When search for line number note for
2655 warning, handle case where there is no such note.
2657 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
2659 * genemit.c (gen_exp): Allow machine description to set mode of
2662 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
2664 * alias.c (mode_alias_check): New function.
2665 (true_dependence, anti_dependence, output_dependence): Call
2668 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
2670 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
2671 (MIPS_STACK_ALIGN): Similarly.
2673 * c-common.c (type_for_mode): Handle TI types.
2674 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
2675 (init_decl_processing): Handle TI types.
2676 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
2678 * mips.c (block_move_loop): Test Pmode == DImode instead of
2680 (expand_block_move, save_restore_insns): Likewise.
2681 (function_prologue, mips_expand_prologue): Likewise.
2682 (mips_expand_epilogue): Likewise.
2683 * mips.h (POINTER_SIZE): Allow specific targets to override.
2684 (Pmode): Allow specific targets to override.
2685 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
2686 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
2687 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
2688 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
2689 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2690 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
2691 * mips.md (indirect, tablejump & casesi support): Test for
2692 Pmode == DImode instead of TARGET_MIPS64.
2693 (call patterns): Likewise.
2695 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2697 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
2698 for gen_rtx(MEM, ...).
2700 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
2702 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
2703 to not be so gross, and to properly function with PIC.
2705 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
2707 * frame.c (heapsort): Rename to frame_heapsort.
2709 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
2711 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
2713 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
2715 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
2717 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
2718 operands during and after reload.
2720 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2722 * final.c (shorten_branches, init_insn_lengths): Move code
2723 to free label_align, uid_shuid, insn_lengths, insn_addresses
2724 and uid_align from the former function into the latter one;
2725 Add code to clear these variables.
2726 * sh.h (label_align): Remove declaration.
2728 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
2730 * gcc.c (lang_specific_driver): Declare prototype properly so
2731 fatal can be passed to it without error.
2733 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
2734 * configure: Regenerate.
2735 * config.in: Add #undef's for strchr and strrchr.
2737 * protoize.c (toplevel): If we have rindex, but not strrchr, map
2739 (file_could_be_converted): Use strrchr, not rindex since rindex is
2740 not defined on Linux systems when _POSIX_SOURCE is defined.
2741 (file_normally_convertible): Ditto.
2742 (process_aux_info_file): Ditto.
2745 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
2746 a constant to an integer register, don't split the insns that do
2747 the simple AND and OR operations, rather just split each word, and
2748 let the normal movsi define split handle it further.
2750 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2752 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
2753 (split_branches): Call init_insn_lengths.
2755 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
2757 * i386.c: Include expr.h to get the change_address prototype
2760 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
2762 * reg-stack.c (subst_asm_stack_regs): Change to return the last
2763 new insn generated by this function.
2764 (subst_stack_regs): Likewise.
2765 (convert_regs): Record the last newly generated insn and use
2766 it for change_stack () instead of INSN.
2768 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2770 * fix-header.c (enum special_file): Undefine enumerators if they
2771 are already defined by include files.
2772 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
2773 macro with '__' to not pollute user namespace.
2775 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
2777 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
2779 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
2781 * version.c: Bump for snapshot.
2783 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
2785 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
2787 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
2788 Add missing -Dpentium* options.
2789 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
2790 instead of CPP_CPU_DEFAULT.
2791 (EXTRA_SPECS): Add entry for cpp_cpu_default.
2793 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
2795 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
2796 negative in a stackless frame.
2797 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
2798 in stackless frame size. Support 64-bit stackless frame size.
2799 Combine fpmem offset calculations and don't add total_size to
2800 offset if not pushing a stack frame.
2802 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
2804 * regmove.c (fixup_match_1): In three places, in flag_exceptions
2805 check, change p to q.
2807 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
2809 * gcc.c (lang_specific_driver): Add new parm type to prototype.
2810 (added_libraries): New file scope static variable.
2811 (process_command): Initialize added_libraries. Pass it to
2812 lang_specific_driver.
2813 (main): Use added_libraries in check for no input files.
2815 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
2817 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
2818 code generation. Use 64 bit instructions in 32 bit mode when
2819 possible. Use V9 return instruction. UltraSPARC optimizations.
2821 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
2823 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
2825 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
2826 just pass zero. That will work regardless of the size of HARD_REG_SET.
2828 * libgcc2.c (__floatdisf): Fix a couple typos.
2830 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
2832 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
2834 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
2836 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
2838 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
2840 * emit-rtl.c (operand_subword_force): If a register can not be
2841 accessed by words, copy it to a pseudo register.
2843 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
2845 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
2847 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
2849 * tree.h (mark_seen_cases): Delete declaration.
2851 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
2853 * stmt.c (mark_seen_cases): Make static and add prototype.
2855 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2857 * frame.c: Include stdlib.h and unistd.h to possibly get various
2858 function prototypes. The fixproto script guarantees these header
2859 files exist on the target system.
2860 * libgcc2.c: Likewise.
2862 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
2863 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
2864 function parameters.
2865 * libgcc2.c (__udiv_w_sdiv): Likewise.
2867 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
2869 * varasm.c (asm_output_bss): Add prototype.
2870 (asm_output_aligned_bss): Likewise.
2872 * unroll.c (verify_addresses): Add prototype.
2874 * toplev.c: Add many prototypes. Too many to mention here.
2876 * stmt.c (check_seenlabel): Add prototype.
2878 * rtlanal.c (reg_set_p_1): Add prototype.
2879 (reg_set_last_1): Likewise.
2881 * reorg.c (find_dead_or_set_registers): Add prototype.
2883 * regmove (try_auto_increment): Add prototype.
2885 * reg-stack.c (pop_stack): Add prototype.
2887 * recog.c (validate_replace_rtx_1): Add prototype.
2888 (find_cosntant_term_loc): Likewise.
2890 * loop.c (regs_patch_p): Add prototype.
2891 (add_label_notes, count_nonfixed_reads): Likewise.
2892 (find_single_use_in_loop): Likewise.
2893 (express_from): Surround prototype with #ifdef.
2894 (giv_sort): Similarly.
2896 * jump.c (mark_modified_reg): Add prototype.
2898 * haifa-sched.c (is_prisky): Add prototype.
2899 (queue_to_ready): Likewise.
2901 * genextract.c (gen_insn): Add prototype.
2903 * genemit.c (max_operand_1): Add prototype.
2904 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
2905 (gen_expand, gen_explit, output_add_clobbers): Likewise.
2906 (output_init_mov_optab): Likewise.
2908 * genattrtab.c (attr_hash_add_rtx): Add prototype.
2909 (attr_hash_add_string, write_length_unit_log): Likewise.
2911 * genattr.c (init_range): Add prototype.
2913 * combine.c (sets_function_arg_p): Add prototype.
2915 * expr.c (store_constructor_field): Add prototype.
2916 (get_memory_usage_from_modifier): Likewise
2918 * expmed.c (synth_mult): Add prototype.
2919 (choose_multiplier, invert_mod2n): Likewise.
2921 * except.c (push_eh_entry): Add prototype.
2922 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
2923 (call_get_eh_context, start_dynamic_cleanup): Likewise.
2924 (start_dynamic_handler, can_throw): Likewise.
2925 (output_exception_table_entry, scan_region): Likewise.
2926 (eh_regs, set_insn_eh_region): Likewise.
2928 * dwarfout.c (decl_class_context): Add prototype.
2929 (output_inheritance_die, type_ok_for_scope): Likewise.
2931 * c-lex.c (skip_white_space_on_line): Add prototype.
2933 * alias.c (record_set): Add prototype.
2934 (find_base_term, base_alias_check): Likewise.
2936 * function.c (assign_outer_stack_local): Make static and add prototype.
2938 * haifa-sched.c (build_control_flow): Accept raw data as inputs
2939 instead of computing it locally. Callers changed.
2940 (find_rgns): Several new arguments. Callers changed.
2941 Generally clean up and comment better. Use dominators to
2942 identify reducible loops. Convert some flag arrays to bitmaps.
2943 Convert most of the code to work on pred/succ lists instead of
2944 an edge table. Add comments for future improvements.
2945 (schedule_insns): Allocate temporary tables for flow data, call
2946 routines to compute flow data and pass it along to children as
2948 (debug_control_flow): Delete. Use dump_bb_data instead.
2950 * basic-block.h (compute_dominators): Declare.
2952 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
2954 * basic-block.h: Declare them.
2956 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
2958 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
2961 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
2963 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
2964 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
2965 node is non NULL. Cache last file name and file name identifier node.
2967 1998-04-15 Mark Mitchell <mmitchell@usa.net>
2969 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
2970 the length of an array, not TREE_TYPE.
2972 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
2974 * flow.c (sbitmap_union_of_successors): New function.
2975 * basic-block.h (sbitmap_union_of_successors): Declare it.
2977 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
2979 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
2980 Set gnu_ld to gnu_ld_flag inside main loop.
2983 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
2985 * toplev.c (compile_file): Call init_parse using new interface.
2986 (init_lex): Remove declaration.
2988 * c-lex.c (init_parse): Now returns char* containing filename.
2990 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
2992 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
2994 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
2996 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
2997 (gen{extract,peep,opinit,output}): Ditto.
2999 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
3000 global definition so print-rtl.o can be linked in.
3001 * gen{peep,recog}.c (insn_attr_name): Ditto.
3003 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
3005 * fixincludes: discard empty C++ comments, as found in sys/time.h
3008 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3010 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
3013 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
3015 * emit-rtl.c (operand_subword): Rework slightly to avoid
3016 bogus warning from previous change.
3018 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
3020 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
3021 Nov 8 find_replacement change. Move decls of get_unaligned_address
3022 * alpha.h: ... here.
3024 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
3026 * function.c (assign_parms): Initialize unsignedp before passing
3027 its pointer to promote_mode.
3029 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
3030 (write_test_expr): Allow MATCH_INSN.
3032 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
3034 * install.texi: Update section on warnings that can be safely ignored.
3036 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
3038 * mips.md (reload_outdi): Change the scratch mode from DImode to
3039 TImode. New variable scratch, used instead of operand[2] in template.
3040 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
3042 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
3044 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
3046 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
3048 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
3050 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
3052 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
3053 (ASM_FINISH_DECLARE_OBJECT): Likewise.
3055 * Idea and part of the patch from HJ.
3056 * Makefile.in: auto-host.h renamed from auto-config.h. All references
3058 (distclean): Remove auto-build.h too.
3059 * configure.in: Rename host autoconf generated file to auto-host.h.
3060 If host != build, then run autoconf to generate auto-build.h for
3061 the build machine and include it in build_xm_files.
3062 Check for wait.h and sys/wait.h.
3064 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
3065 TRULY_NOOP_TRUNCATION.
3067 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
3069 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
3071 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
3073 * invoke.texi (ld options) Include memset requirements
3074 for options -nodstdlib and -nodefaultlibs.
3076 1998-04-12 Paul Eggert <eggert@twinsun.com>
3078 This change is from an idea suggested by Arthur David Olson.
3080 * c-common.c (decl_attributes, record_function_format,
3081 check_format_info, init_function_format_info):
3082 Add support for strftime format checking.
3083 (enum format_type): New type.
3084 (record_function_format): Now static, and takes value of type
3085 enum format_type instead of int.
3086 (time_char_table): New constant.
3087 (struct function_format_info): format_type member renamed from is_scan.
3088 (check_format_info): Use `warning' rather than sprintf followed by
3089 `warning', to avoid mishandling `%' in warnings.
3090 Change `pedwarn' to `warning', since these warnings do not necessarily
3091 mean the program does not conform to the C Standard, as the code
3092 need not be executed.
3094 * c-tree.h (record_function_format): Remove decl; no longer extern.
3096 * extend.texi: Add documentation for strftime format checking.
3098 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
3100 * mips/ecoffl.h: Do not include mips.h.
3101 * mips/elf.h: Likewise.
3103 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
3104 * mips/ecoff.h: Include "mips/mips.h".
3106 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
3108 * version.c: Bump for snapshot.
3110 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
3112 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
3113 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
3114 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
3115 between loop optimization passes.
3116 * rtl.h: Updated appropriately.
3118 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
3120 Reinstall this patch from Jason.
3121 * function.c (push_function_context_to): Don't call init_emit.
3123 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
3125 * rtl.c (read_skip_spaces): Prevent infinite loops upon
3126 encountering unterminated comments.
3128 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
3130 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
3133 * configure.in: Handle --with-fast-fixincludes.
3134 (fixincludes): If --with-fast-fixincludes, then use a different
3135 fixincludes program by default.
3136 * Makefile.in (fixinc.sh): New rule.
3138 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
3140 * i386.md (movqi+1): Handle invalid QI register.
3141 (movsf_push-1): Likewise.
3143 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
3145 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
3147 symbolic_memort_operand(), call32_operand(), int8_operand(),
3148 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
3150 uint16_operand(): Made static.
3152 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
3154 * calls.c (expand_call): Fix typo.
3156 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
3158 * c-lex.c (finput): New global.
3159 (init_parse): Always included. Handle !USE_CPPLIB using
3160 code originally in compile_file.
3161 (finish_parse): Update for CPPLIB.
3162 * toplev.c (init_parse, finish_parse): Declare.
3163 (finput): Delete variable. Now in front-ends.
3164 (compile_file): Remove code which is now handled by init_parse
3165 which is unconditionally called. Similarly for finish_parse.
3167 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
3169 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
3170 ASM_WEAKEN_LABEL): Add.
3172 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
3174 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
3175 * configure.in (alpha-*-linux*): Use them.
3177 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
3179 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
3180 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
3181 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
3182 (build_expr_wfl): New prototype declaration.
3183 * tree.c (build_expr_wfl): New function, to build
3184 EXPR_WITH_FILE_LOCATION nodes.
3185 (copy_node): Don't zero TREE_CHAIN if copying a
3186 EXPR_WITH_FILE_LOCATION node.
3187 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
3188 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
3190 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
3192 * configure.in (v850): Use t-v850.
3193 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
3195 * protoize.c (creat, read, write): Do not declare.
3197 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
3198 refer to the CODE_LABEL before a dispatch table.
3200 * invoke.texi: Add ARC options.
3202 * gcc.c (proces_command): Improve error message for -o with
3205 * i386/x-cygwin32 (CLIB): Link in advapi32.
3207 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
3208 (ASM_IDENTIFY_LANGUAGE): Likewise.
3210 * i386.md (movqi recognizer): Don't perfom byte increment into
3213 * configure.in (x86-dg-dgux): Run fixinc.dgux.
3215 * i370.h: Fix typo in GEN_INT changes.
3217 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
3218 of an empty arglist in prototype.
3220 * Makefile.in: Remove bytecode crud that crept back in after the
3223 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
3225 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
3226 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
3228 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
3230 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3232 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
3234 * c-lex.c (is_class_name): Delete declaration.
3235 (whitespace_cr): Make static and add prototype.
3236 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
3237 yylex, get_directive_line): Turn declarations into prototypes.
3238 (position_after_whitespace, check_newline, yyerror,, is_class_name,
3239 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
3241 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
3243 * gencodes.c (gen_insn): Add prototype.
3244 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
3245 gen_peephole): Add prototypes.
3246 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
3248 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
3249 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
3250 genheader, gencode): Add prototypes.
3251 * genopinit.c (gen_insn): Add prototype.
3252 * genoutput.c (output_prologue, output_epilogue, scan_operands,
3253 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
3254 gen_expand, gen_split, n_occurrences): Add prototypes.
3255 * genpeep.c (gen_peephole): Add prototype.
3256 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
3257 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
3258 labels_in_range_p, count_loop_regs_set, note_addr_stored,
3259 loop_reg_used_before_p, scan_loop, replace_call_address,
3260 skip_consec_insns, libcall_benefit, ignore_some_movables,
3261 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
3262 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
3263 check_final_value, record_giv, update_giv_derive, basic_induction_var,
3264 simplify_giv_expr, general_induction_var, consec_sets_giv,
3265 check_dbra_loop, express_from, combine_givs_p, combine_givs,
3266 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
3267 last_use_this_basic_block, record_initial, update_reg_last_use,
3268 iteration_info, analyze_loop_iterations, insert_bct,
3269 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
3272 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
3274 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3276 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
3278 * config/mips/mips.c (siginfo): Deleted.
3279 (override_options): Don't install SIGINFO signal handler.
3281 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
3283 * loop.c (check_dbra_loop): When normalize comparison_val, add check
3284 to verify it is non-negative.
3286 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
3288 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
3289 (alpha_expand_block_clear): Likewise.
3291 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
3293 * tree.h (sizetype_tab): Fix previous change for K&R.
3295 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
3297 * version.c: Bump for snapshot.
3299 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
3301 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
3302 Add USG and POSIX to xm_defines.
3304 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
3306 * gcc.c: Add linker spec.
3307 (link_command_spec): Use %(linker) instead of ld.
3308 (main): If collect2 is requested as the linker, see if it exists;
3309 if not, use ld instead.
3311 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
3313 (install-collect2): Install as collect2, not ld.
3315 * configure.in(will_use_collect2): It's named collect2 now.
3317 * collect2: Remove checks to see if we were invoked recursively.
3318 (collect_execute): Use _spawnvp under cygwin32.
3320 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
3322 * haifa-sched.c (build_control_flow): Set unreachable for block whose
3323 only predecessor is itself.
3325 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3327 * c-parse.in: Include system.h, and remove stuff now made redundant.
3330 * protoize.c: Likewise. Properly check for cpp stringification.
3332 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
3335 * objc/Make-lang.in (objc-parse.o): Likewise.
3337 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3339 * gansidecl.h: Check if compiler supports __attribute__. Provide
3340 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
3341 __attribute__ when its available. Also provide definitions for
3342 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
3343 terms of ATTRIBUTE_PRINTF.
3345 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
3348 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
3350 * combine.c (can_combine_p): Include successor in volatile test.
3352 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3354 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
3357 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
3359 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
3360 in prototype and definition.
3362 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
3364 * version.c: Bump for snapshot.
3366 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
3368 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
3369 alpha_expand_unaligned_store_words.
3371 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
3373 * i386.md (movsf_push, movsf_mem): Remove.
3374 (movsf_push): Rename from movsf_push_nomove and move in front of
3375 movsf. Use nonmemory_operand predicate and don't bother checking
3377 (movsf_push_memory): New pattern.
3378 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
3379 both operands refer to memory then force operand[1] into a register.
3380 (movsf_normal): Change to unnamed pattern.
3381 Likewise for movdf, movxf, and friends.
3383 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
3385 * version.c: Bump for snapshot.
3387 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
3389 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
3391 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
3393 * configure.in (mips-wrs-vxworks): New target.
3395 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
3397 * expmed.c (synth_mult): The value -1, has no zeros, so it can
3398 never have the form ...011.
3400 * version.c: Bump for snapshot.
3402 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
3404 * i386.c (asm_output_function_prefix, load_pic_register):
3405 Use ASM_GENERATE_INTERNAL_LABEL properly.
3406 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
3407 (print_operand): Ignore it.
3408 (load_pic_register): Use it for the got load call.
3409 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
3410 (prologue_get_pc_and_set_got): Likewise.
3411 * i386.h: Update print_operand docs.
3413 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
3415 * i386.md (ffssi, ffshi): Rewrite as define_expands.
3416 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
3417 * i386.c (notice_update_cc): Recognize unspec 5.
3419 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
3421 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
3422 * alpha.c (print_operand): Handle it.
3423 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
3425 (fix_truncdfdi2): Likewise.
3427 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
3429 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
3430 of these into a single struct, with additional [us]sizetype entries.
3431 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
3432 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
3435 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
3437 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
3439 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
3441 * haifa-sched.c (split_block_insns): Don't supress insn splitting
3442 on subsequent passes.
3444 * alpha.c (hard_fp_register_operand): New function.
3445 * alpha.h (PREDICATE_CODES): Add it.
3446 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
3447 f<-m case and accompanying define_split.
3448 (trapb): Use a unique unspec_volatile number.
3450 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
3452 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
3455 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
3457 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
3460 * haifa-sched.c: Mirror recent changes from gcc2.
3462 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
3464 * Makefile.in (insn*.o): Depend on system.h.
3466 * pa.c (output_global_address): Initialize base.
3467 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
3469 1998-04-03 Mike Stump <mrs@wrs.com>
3471 * gthr.h: Support systems that don't have weak, but have threads.
3472 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
3473 * gthr-vxworks.h: New file.
3474 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
3476 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
3478 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
3480 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
3482 * ginclude/va-i960.h (va_end): Change void * to void.
3484 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3486 * Makefile.in (choose-temp.o): Depend on system.h.
3488 * choose-temp.c: Include system.h when IN_GCC.
3490 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
3491 Richard Henderson <rth@cygnus.com>
3493 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
3494 (move_replacements): New function.
3495 * reload.h: Prototype it.
3497 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
3499 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
3501 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
3504 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
3505 (gen_highpart): Likewise.
3506 * final.c (alter_subreg): Allow the target to hook by-mode subreg
3507 hard register number changes.
3509 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
3511 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
3512 rnbitsize, rnmode and rinner.
3513 (make_range): Initialize type.
3514 (fold): Initialize arg0, arg1 and varop.
3516 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
3518 (expand_function_start): Initialize last_ptr.
3520 * stor-layout.c (layout_record): Initialize desired_align.
3521 (get_best_mode): Initialize unit.
3523 * tree.c (copy_node): Initialize length.
3525 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
3527 * caller-save.c (insert_save_restore): Initialize pat, code and
3530 * emit-rtl.c (push_to_sequence): Initialize top.
3531 (push_topmost_sequence): Likewise.
3533 * genattrtab.c (simplify_by_exploding): Initialize defval.
3535 * profile.c (branch_prob): Initialize dest.
3537 * rtl.h (note_stores): Remove duplicate prototype.
3538 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
3540 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
3541 strings that are not actually lengths.
3543 * genattrtab.c: Make generated file use system.h, instead of
3544 including stdio.h, etc directly.
3545 * genextract.c, genopinit.c, genoutput.c: Likewise.
3546 * genpeep.c, genrecog.c: Likewise
3548 * genoutput.c (process_template): Mark operands in the generated
3549 function as potentially unused if compiling with GNU CC.
3551 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
3553 * pa.md (reload peepholes): Remove unused variable "mode".
3555 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
3557 * config/arm/thumb.h: Add super interworking support.
3558 * config/arm/thumb.c: Add super interworking support.
3559 * config/arm/thumb.md: Add super interworking support.
3560 * config/arm/lib1funcs.asm: Add interworking support.
3561 * config/arm/lib1thumb.asm: Add super interworking support.
3562 * config/arm/t-semi: Add interworking support.
3563 * config/arm/t-thumb: Add interworking support.
3564 * config/arm/README-interworking: New file.
3566 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
3568 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
3569 (MD_STARTFILE_PREFIX): Unset.
3571 1998-04-01 Mark Mitchell <mmitchell@usa.net>
3573 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
3574 entity in a local scope.
3576 * fold-const.c (fold): Call truthvalue_conversion for values which
3577 are folded to boolean type.
3579 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
3581 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
3582 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
3583 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
3584 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
3585 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
3586 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
3587 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
3588 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
3589 * md.texi: Likewise.
3591 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
3593 * fixincludes (limits.h): Fix nested comments in Motorola's
3594 limits.h and sys/limits.h.
3596 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
3598 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
3599 as dest of expand_binop call.
3601 * alpha.md (extzv): Correct check for valid operand[2] values.
3603 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
3606 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
3608 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
3610 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
3611 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
3613 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
3614 cygwin32 can override this to allow both unix and win32 style PATHs.
3616 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
3617 style environment paths.
3619 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3621 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
3622 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
3623 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
3626 * cpphash.c: Include config.h.
3627 * cppalloc.c: Include system.h. Add parameters to various
3628 function prototypes.
3629 * cpperror.c: Likewise.
3630 * cppexp.c: Likewise.
3631 * cpphash.c: Likewise.
3632 * cpplib.c: Likewise.
3633 * cppmain.c: Likewise.
3634 * fix-header.c: Likewise.
3636 * gen-protos.c: Likewise.
3637 * gengenrtl.c: Likewise.
3638 * halfpic.c: Likewise.
3640 * scan-decls.c: Likewise.
3643 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
3645 * README.gnat: Add lang_print_xnode definition.
3647 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3649 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
3650 fmovecr on the 68060.
3652 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
3654 * genemit.c (DONE): Rework so that it works in the true arm if
3655 an if-else conditional.
3658 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
3660 * rs6000.c: Do not include stdioh or ctype.h anymore.
3662 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
3664 (stor-layout.o): Likewise.
3665 * c-typeck.c: Include rtl.h and expr.h.
3666 * stor-layout.c: Likewise.
3668 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
3669 All callers changed.
3670 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
3671 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
3672 All callers changed.
3674 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
3676 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
3678 * tree.h (lang_print_xnode): Provide prototype.
3680 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
3682 * version.c: Bump for snapshot.
3684 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
3686 * objc/sendmsg.c (__objc_block_forward): Add braces for return
3687 value if INVISIBLE_STRUCT_RETURN.
3689 * pa.c (arith_double_operand): Fix parens.
3691 * haifa-sched.c (print_pattern): Correct arg to sprintf.
3693 * Makefile.in (libgcc1.null): Make return type for __foo void.
3695 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
3697 * pa.h: Add declarations for many functions defined in pa.c.
3699 * genpeep.c (main): Remove unused variable 'i' from the generated
3702 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
3703 (gen_split): Likewise.
3704 (main): Rework generated definitions of DONE and FAIL so that they
3705 no longer use gotos. Avoids warnings about unused labels.
3707 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
3708 unused "junk" variable.
3710 * genattrtab.c (write_complex_function): Add a default case in
3711 generated switch statement to keep -W -Wall quiet.
3713 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
3715 * invoke.texi: Document more ARM and Thumb command line options.
3717 * config/arm/xm-thumb.h: New file.
3719 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
3721 * stmt.c (expand_expr_stmt): Must generate code for
3722 statements within an expression (gcc's `({ ... )}')
3723 even if -fsyntax-only.
3725 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3726 Jeffrey A Law (law@cygnus.com)
3728 * basic-block.h (basic_block_computed_jump_target): Declare.
3729 * flags.h: (current_function_has_computed_jump): Declare.
3730 * flow.c: (basic_block_computed_jump_target): Define.
3731 (flow_analysis): Allocate it. Set current_function_has_computed_jump
3733 (find_basic_blocks): Set current_function_has_computed_jump and
3734 elements of basic_block_computed_jump_target to 1 as appropriate.
3735 * function.c: (current_function_has_computed_jump): Define.
3736 * global.c (global_conflicts): Don't allocate pseudos into stack regs
3737 at the start of a block that is reachable by a computed jump.
3738 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
3740 (subst_stack_regs): Undo change from Sep 4 1997.
3741 (uses_reg_or_mem): Now unused, deleted.
3742 * stupid.c (stupid_life_analysis): Compute
3743 current_function_has_computed_jump.
3744 (stupid_find_reg): Don't allocate stack regs if the function has a
3746 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
3747 the current function has a computed jump. Use the global value
3750 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
3752 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
3753 (DWARF2_UNWIND_INFO): Define to zero.
3755 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
3757 * gcc.c (set_std_prefix): Add declaration.
3758 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
3759 suffix, and update the standard prefix prefix.c uses.
3761 * prefix.c (std_prefix): New global to hold default prefix value.
3762 (get_key_value): Change to use std_prefix instead of PREFIX.
3763 (translate_name): Ditto.
3764 (update_path): Ditto.
3765 (get_key_value): Release allocated scratch storage.
3766 (set_std_prefix): New function to reset the standard prefix.
3768 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3770 * sh.c (find_barrier): Fix calculations for alignment increase.
3772 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
3774 * Makefile.in (stmp-fixinc): If we're actually fixing include
3775 files, copy gcc's assert.h into the fixed include dir.
3776 * fixincludes (assert.h): Avoid any attempts to fix a probably
3777 broken system specific assert.h file.
3778 * fixproto (stdlib.h): Make sure, it'll contain a definition of
3781 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
3783 * regclass.c (reg_scan_mark_refs): Be more selective about
3784 when we mark a register with REGNO_POINTER_FLAG.
3786 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3788 reload inheritance improvement:
3789 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
3790 Change meaning: index is now hard reg number.
3791 (reg_reloaded_valid, reg_reloaded_dead): New variables.
3792 (reload_spill_index): Content is now a hard reg number.
3793 (reload_as_needed): Change to fit new variable meaning.
3794 (forget_old_reloads_1, allocate_reload_reg): Likewise.
3795 (choose_reload_regs, emit_reload_insns): Likewise.
3797 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3799 * regclass.c (record_reg_classes): '?' increases cost by two.
3801 * reload.c (find_reloads): Double previous costs. Output
3802 reloads cost one unit extra.
3804 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
3805 boiled down to && ! 0.
3807 * reload.c (find_equiv_reg): Also consider a goal offset from the
3808 frame pointer to be constant.
3810 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3812 * sh.h (OPTIMIZATION_OPTIONS): Define.
3814 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
3816 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
3818 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
3820 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
3822 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
3824 * c-common.c (check_format_info): Initialize type, is_type. New local
3825 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
3826 when pedantic if used with integral format specifier.
3828 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
3830 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
3832 (function_arg_padding): Declare.
3834 * rs6000.c: Include system.h.
3835 (function_arg_padding): Change return type to int, cast enum's to
3838 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
3839 * collect2.c (scan_prog_file): Add explicit braces to avoid
3842 * dbxout.c (dbxout_type_fields): Add braces around empty body in
3844 (dbxout_type): Likewise.
3846 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
3847 `ptt_size' from int to size_t.
3848 (rs6000_file_start): Likewise for `i'.
3849 (rs6000_replace_regno): Add default case in enumeration switch.
3850 (output_epilog): Remove unused variable `i'.
3851 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
3854 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
3856 (get_issue_rate, non_logical_cint_operand): Add prototype.
3857 (rs6000_output_load_toc_table): Ditto.
3859 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
3862 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
3864 * config/arm/thumb.c: New File. Support for ARM's Thumb
3866 * config/arm/thumb.h: New File. Thumb definitions.
3867 * config/arm/thumb.md: New File. Thumb machine description.
3868 * config/arm/tcoff.h: New File. Thumb COFF support.
3869 * config/arm/t-thumb: New File. Thumb makefile fragment.
3870 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
3872 * configure.in: Add Thumb-coff target.
3873 * configure: Add Thumb-coff target.
3874 * config.sub: Add Thumb-coff target.
3876 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
3878 * loop.c (scan_loop): Initialize move_insn_first to zero.
3880 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
3882 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
3883 * config/i386/rtems.h: Likewise.
3884 * config/i960/rtems.h: Likewise.
3885 * config/m68k/rtems.h: Likewise.
3886 * config/mips/rtems64.h: Likewise.
3887 * config/pa/rtems.h: Likewise.
3888 * config/rs6000/rtems.h: Likewise.
3889 * config/sh/rtems.h: Likewise.
3890 * config/sparc/rtems.h: Likewise.
3892 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3894 * pa.c (emit_move_sequence): If in reload, call find_replacement.
3896 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
3898 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
3900 * collect2.c (find_a_file): Add debugging.
3901 (find_a_file): Test for win32 style absolute paths if
3902 DIR_SERPARATOR is defined.
3903 (prefix_from_string): Add debugging.
3904 (main): Test for debug command line switch at start of program
3906 (main): Use GET_ENVIRONMENT rather than getenv().
3907 (prefix_from_env): Use GET_ENVIRONMENT.
3909 1998-03-24 Mark Mitchell <mmitchell@usa.net>
3911 * cplus-dem.c (optable): Add sizeof.
3912 (demangle_template_value_parm): New function containing code
3913 previously found in demangle_template.
3914 (demangle_integral_value): New function which handles complicated
3915 integral expressions.
3916 (demangle_template): Use them.
3918 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3920 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
3921 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
3922 genattrtab.o, genoutput.o): Depend on system.h.
3924 * genattr.c: Include system.h. Add arguments to various function
3925 prototypes. Remove redundant prototype of read_rtx().
3926 * genattrtab.c: Likewise.
3927 * gencodes.c: Likewise.
3928 * genconfig.c: Likewise.
3929 * genemit.c: Likewise.
3930 * genextract.c: Likewise.
3931 * genflags.c: Likewise.
3932 * genopinit.c: Likewise.
3933 * genoutput.c: Likewise.
3934 * genpeep.c: Likewise.
3935 * genrecog.c: Likewise.
3937 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
3939 * c-lang.c (lang_print_xnode): New function.
3940 * objc/objc-act.c (lang_print_xnode): Likewise.
3941 * print-tree.c (print_node): Call it
3943 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
3945 * c-parse.in: Recognize protocol qualifiers in class
3946 definitions for objc.
3948 (yyerror): Remove redundant decl.
3949 (yyprint): Fix prototype.
3951 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
3953 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
3955 * stmt.c (unroll_block_trees): Free block_vector if needed.
3957 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
3959 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
3960 (zero_extendsidi2): Avoid useless copy.
3961 (iordi_zext): New pattern.
3962 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
3964 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
3966 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
3967 (ashldi3): Allow constant shift count in range ]32,63].
3968 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
3970 1998-03-22 Mark Mitchell <mmitchell@usa.net>
3972 * tree.h (IS_EXPR_CODE_CLASS): New macro.
3974 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
3976 * h8300.h (CONST_COSTS): Remove definition.
3977 (DEFAULT_RTX_COSTS): Define.
3979 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
3981 * config/sh/rtems.h: Switched from ELF to COFF.
3983 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3985 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
3987 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
3989 * version.c: Bump for snapshot.
3991 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
3992 Geoff Noer <noer@cygnus.com>
3994 * Makefile.in: Various fixes for building cygwin32 native toolchains.
3996 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
3997 * objc/Make-lang.in: Likewise.
3999 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
4001 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
4003 * configure.in: Handle with-PACKAGE=no correctly
4005 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4007 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
4008 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
4009 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
4010 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
4011 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
4012 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
4013 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
4014 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
4015 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
4016 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
4019 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
4020 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
4021 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
4022 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
4023 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
4024 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
4025 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
4026 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
4027 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
4028 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
4029 xcoffout.c: Include system.h. Organize include ordering so
4030 that stdarg/varargs comes before other system headers. Remove
4031 spurious casts of functions assured of a prototype in system.h.
4033 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
4035 * reg-stack.c (pop_stack): Define. Pops any register on the
4036 regstack and adjusts regstack.
4037 (compare_for_stack_reg): Use pop_stack.
4039 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
4041 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
4044 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
4046 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
4048 * fold-const.c (fold): Replace sign-extension of a zero extended
4049 value by a single zero extension.
4051 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
4053 * except.c (init_eh): Do nothing.
4054 (save_eh_status): Call init_eh_for_function, not init_eh.
4055 * function.c (push_function_context_to): Don't call init_emit.
4057 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
4059 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
4062 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4064 * final.c (shorten_branches): Add parentheses around +/- in
4067 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
4069 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
4071 * regclass.c (memory_move_secondary_cost): Wrap uses of
4072 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
4075 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
4077 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
4079 * flow.c (life_analysis): #include <sys/types.h> to make sure
4081 * cplus-dem.c (demangle_function_name): Likewise.
4083 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
4085 * final.c (insn_noperands): Change type to unsigned int.
4086 (final_scan_insn): Likewise for noperands;
4087 properly check operand number boundaries.
4089 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
4091 * alpha.md (extzv): Don't reject register operands. Fix
4094 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
4096 * dbxout.c (dbxout_function_end): Fix last change. The correct
4097 predicate is ASM_OUTPUT_SECTION_NAME.
4099 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
4101 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
4102 (ashlsi): Use match_dup 1 instead of match_operand 2.
4104 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4106 * fold-const.c (operand_equal_for_comparison_p): See if equal
4107 when nop conversions are removed.
4109 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4111 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
4112 don't use ORIGINAL_TARGET unless REG.
4114 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4116 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
4118 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
4120 * loop.c (struct movable): New field move_insn_first.
4121 (scan_loop): In consec sets code, set it. Clear it otherwise.
4122 (move_movables): In consec sets code, use it. Copy REG_NOTES from
4123 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
4126 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
4128 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
4129 is large, and the system doesn't provide atoll or atoq.
4132 * alpha/xm-vms.h (HAVE_ATOLL): Define.
4133 Reported by Klaus Kaempf <kkaempf@progis.de>.
4135 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4137 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
4138 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
4140 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
4141 test !ACCUMULATE_OUTGOING_ARGS.
4143 * collect2.c (write_c_file_glob): Wrap function definition in
4144 macro test !LD_INIT_SWITCH.
4146 * combine.c (try_combine): Wrap variables `cc_use' and
4147 `compare_mode' in macro test EXTRA_CC_MODES.
4149 * cpplib.c (do_ident): Remove unused variable `len'.
4150 (skip_if_group): Remove unused variables `at_beg_of_line' and
4152 (cpp_get_token): Remove unused variable `dummy'.
4154 * dbxout.c (scope_labelno): Move static variable definition inside
4155 the one function scope where it is used.
4156 (dbxout_function_end): Wrap prototype and definition in
4157 macro test !NO_DBX_FUNCTION_END.
4159 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
4160 in macro test !MIPS_DEBUGGING_INFO.
4162 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
4163 into the scope where it is used. Wrap empty else-statement body
4166 * fix-header.c: Fix typo in comment.
4167 (inf_skip_spaces): Cast results of INF_UNGET to (void).
4168 (check_protection, main): Likewise.
4170 * flow.c (find_basic_blocks_1): Remove dangling comment text.
4172 * function.c (contains): Wrap prototype and definition in macro
4173 test HAVE_prologue || HAVE_epilogue.
4174 (fixup_var_refs_1): Remove unused variable `width'.
4176 * gen-protos.c (main): Remove unused variable `optr'.
4178 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
4180 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
4181 (__sjpopnthrow): Remove unused variable `jmpbuf'.
4182 (__throw): Remove unused variable `val'.
4184 * protoize.c: Check for a previously existing definition before
4185 defining *_OK macros.
4187 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
4189 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4191 * vax.h (ADDR_VEC_ALIGN): Define.
4193 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
4195 * gcc.c (default_arg): Don't wander off the end of allocated
4198 (From Geoffrey Keating <geoffk@ozemail.com.au>)
4199 * rs6000.c (small_data_operand): Ensure that any address
4200 referenced relative to the small data area is inside the SDA.
4202 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
4204 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
4206 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
4208 * except.h (in_same_eh_region): New prototype.
4209 (free_insn_eh_region, init_insn_eh_region): New prototypes.
4210 * except.c (insn_eh_region, maximum_uid): New static variables.
4211 (set_insn_eh_region): New static function to set region numbers.
4212 (free_insn_eh_region): New function to free EH region table.
4213 (init_insn_eh_region): New function to initialize EH region table.
4214 (in_same_eh_region): New function used to determine if two rtl
4215 instructions are in the same exception region or not.
4216 * final.c (final): Initialize the table indicating which instructions
4217 belong in which exception region.
4218 * genpeep.c (main): Add "except.h" to include file list in generated
4220 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
4221 peepholes involving calls and unconditional branches.
4223 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
4225 * README.gnat: New file.
4227 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4229 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
4230 "recog.h" for offsettable_memref_p.
4231 (legitimize_pic_address): Remove unused variable `offset'.
4232 (notice_update_cc): Change return type to void. Add default label
4234 (standard_68881_constant_p): Remove unused variable mode.
4235 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
4236 (const_int_cost): Explicitly declare as returning int.
4237 (output_dbcc_and_branch): Change return type to void.
4239 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
4240 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
4241 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
4243 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
4245 * version.c: Bump for snapshot.
4247 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4249 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
4250 check for 'M' constraint.
4252 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
4254 * cccp.c (create_definition): If pedantic, call pedwarn for macro
4257 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
4259 * i386.c (ix86_logical_operator): New function.
4260 (split_di): Ensure that when a MEM is split, the resulting MEMs have
4262 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
4265 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4266 Richard Earnshaw <rearnsha@arm.com>
4267 Nick Clifton <nickc@cygnus.com>
4269 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
4271 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
4273 * cse.c (rtx_cost): Provide a default case in an enumeration
4274 switch, and call DEFAULT_RTX_COSTS if it's defined.
4276 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
4278 * basic-block.h (compute_preds_succs): Change return type in
4280 * flow.c (compute_preds_succs): Likewise in function definition.
4282 * regmove.c (find_matches): Cast char used as array index to unsigned char
4285 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
4287 * i386.h (RTX_COSTS): Insert braces around nested if.
4288 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
4291 * gcc.c (default_compilers): Properly put brackets around array elements in
4294 * getopt.c (_getopt_internal): Add explicit braces around nested if;
4297 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
4298 (record_reg_life_pat): Add explicit parens around && and || in expression.
4299 (stack_reg_life_analysis): Add parens around assignment used as expression.
4300 (convert_regs): Likewise.
4302 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
4304 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
4305 change callers accordingly.
4307 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
4308 and definition; change all callers accordingly.
4310 * except.c (init_eh): Avoid assignment of unused return value of
4311 build_pointer_type; cast it to void, instead, and remove unused
4314 * gcc.c (lang_specific_driver): Define prototype only #ifdef
4315 LANG_SPECIFIC_DRIVER.
4316 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
4318 * genoutput.c (output_epilogue): Initialize next_name to 0.
4320 * real.c (efrexp): #if 0 prototype and function definition.
4321 (eremain): Likewise.
4328 * reload.c (push_secondary_reload): Define prototype only
4329 #ifdef HAVE_SECONDARY_RELOADS.
4331 * varasm.c (assemble_static_space): Define rounded only
4332 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
4334 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
4336 * i386.md (andsi): Add default case in enumeration switch.
4341 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
4343 * c-decl (finish_struct): Change type of min_align to unsigned.
4345 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
4346 remove unused variable len.
4348 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
4349 comment indicating this is proper behaviour.
4350 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
4352 (based_loc_descr): Likewise.
4354 * enquire.c (bitpattern): Change type of variable i to unsigned.
4356 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
4358 * flow.c (life_analysis): Change type of variable i to size_t;
4359 remove unused variable insn.
4361 * gcc.c (translate_options): Change type of variables optlen, arglen and
4363 (input_filename_length): Change type to size_t.
4364 (do_spec_1): Change type of variable bufsize to size_t.
4365 (main): Change type of variables i and j to size_t;
4366 remove subblock local definition of variable i.
4367 (lookup_compiler): Change type of second argument to size_t;
4368 change type of variable i to size_t.
4370 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
4372 * genopinit.c (get_insn): Change type of variable pindex to size_t.
4374 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
4376 * global.c (global_alloc): Change type of variable i to size_t.
4378 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
4380 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
4381 (expand_end_case): Change type of variable count to size_t.
4383 * toplev.c (main): Change type of variable j to size_t.
4384 (set_target_switch): Change type of variable j to size_t.
4385 (print_switch_values): Change type of variable j to size_t;
4386 remove unused variable flags.
4388 * varasm.c (assemble_variable): Change type of variable align to size_t.
4389 (const_hash_rtx): Change type of variable i to size_t.
4391 1998-03-11 Mark Mitchell <mmitchell@usa.net>
4393 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
4394 TREE_VEC if that's what it really is.
4396 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
4398 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
4401 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
4403 * gthr.h: Changed the comment about return values.
4404 * gthr-solaris.h (__gthread_once): Do not use errno; return the
4405 error number instead of -1.
4406 (__gthread_key_create): Any non-zero return value is an error.
4407 * libgcc2.c (eh_context_initialize): Check for non-zero return
4408 value from __gthread_once.
4409 Check that the value of get_eh_context was really changed.
4411 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4413 * sh.h (LOOP_ALIGN): Only align when optimizing.
4414 * sh.c (find_barrier): Clear inc for CODE_LABELs.
4415 When not optimizing, calculate alignment for BARRIERs directly.
4417 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4419 * final.c (shorten_branches): Remove conditionalizing on
4420 SHORTEN_WITH_ADJUST_INSN_LENGTH
4421 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
4423 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
4425 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
4426 an unconditional jump around deleted blocks.
4428 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
4430 * profile.c (branch_prob): If see computed goto, call fatal instead of
4433 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
4435 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
4436 Patch from Bruno Haible.
4438 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
4439 (assign_parms): Set aggregate if hide_last_arg and last_named.
4441 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4443 * final.c (shorten_branches): Initialize insn_addresses.
4445 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4447 * sh.h (MUST_PASS_IN_STACK): Define.
4449 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
4451 * final.c (shorten_branches): Fix minor logic error in
4452 ADDR_DIFF_VEC shortening support.
4454 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
4456 * version.c: Bump for snapshot.
4458 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
4460 * haifa-sched.c (is_cfg_nonregular): Change return type to
4461 an int. No longer compute "estimated" number of edges. Use
4462 computed_jump_p instead of duplicating the code. Fixup/add
4464 (build_control_flow): Returns a value indicating an irregularity
4465 in the cfg was detected. Count the number of edges in the cfg.
4466 allocate various edge tables.
4467 (find_rgns): No longer look for unreachable blocks.
4468 (schedule_insns): Do not allocate memory for edge tables here.
4469 Free memory for edge tables before returning. Do not perform
4470 cross block scheduling if build_control_flow returns nonzero.
4471 * flow.c (compute_preds_succs): More accurately determine when
4474 * basic-block.h (free_basic_block_vargs): Provide prototype.
4476 * cccp.c (main): Fix dumb mistakes in last change.
4478 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4480 * rtl.h (addr_diff_vec_flags): New typedef.
4481 (union rtunion_def): New member rt_addr_diff_vec_flags.
4482 (ADDR_DIFF_VEC_FLAGS): New macro.
4484 * sh.c (output_branch): Fix offset overflow problems.
4486 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
4487 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
4488 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
4489 * stmt.c (expand_end_case): Supply new arguments to
4490 gen_rtx_ADDR_DIFF_VEC.
4491 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
4492 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
4493 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
4494 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
4495 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
4496 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
4497 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
4498 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
4499 * i386/freebsd.h, i386/linux.h : Likewise.
4500 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
4501 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
4502 * m68k/mot3300.h, m68k/sgs.h : Likewise.
4503 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
4504 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
4505 (CASE_VECTOR_SHORTEN_MODE): Define.
4506 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
4507 (med_branch_p, braf_branch_p): Don't declare.
4508 (mdep_reorg_phase, barrier_align): Declare.
4509 (ADJUST_INSN_LENGTH): Remove alignment handling.
4510 * sh.c (uid_align, uid_align_max): Deleted.
4511 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
4512 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
4513 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
4514 (output_far_jump): Don't use braf_branch_p.
4515 (output_branchy_insn): Don't use branch_offset.
4516 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
4517 Remove paired barrier stuff.
4518 Don't use cache_align_p.
4519 Take alignment insns into account.
4520 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
4522 (barrier_align, branch_dest): New function.
4523 (machine_dependent_reorg, split_branches): Remove infrastructure
4524 for branch shortening that is now provided in the backend.
4525 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
4526 (braf_branch_p, braf_cbranch_p): Likewise.
4527 (attribute length): Use new attributes.
4528 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
4529 (addr_diff_vec_adjust): Delete.
4530 (align_2): Now a define_expand.
4531 (align_log): Now length 0.
4533 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
4535 * m32r.md (right): Correctly check for length == 2, not 1.
4537 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4539 * mips/mips.h: Prototype `machine_dependent_reorg'.
4540 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
4542 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
4544 * final.c (shorten_branches): Restore accidentally removed code.
4546 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4548 * configure.in: Remove duplicate uses of AC_PROG_CC and
4551 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
4553 * configure.in (target_cpu_default2): Correct typo for alphapca56.
4555 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
4556 Doug Evans (devans@cygnus.com)
4558 * haifa-sched.c (build_jmp_edges): Delete dead function.
4559 (build_control_flow): Use cfg routines from flow.c
4560 (schedule_insns): Remove debugging code accidentally checked
4563 * basic-block.h: Add external integer list structures, typdefs,
4564 accessor macros and function declarations. Simlarly for
4565 basic block pred/succ support and simple bitmap stuff.
4566 * flow.c: Add functions for integer list, basic block pred/succ
4567 support and simple bitmap support.
4568 (compute_dominators): New function to compute dominators and
4570 (find_basic_blocks): Split into two functions.
4571 (life_analysis): Likewise.
4572 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
4573 the life_analysis from toplev.c
4574 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
4575 life_analysis instead of flow_analysis.
4577 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4579 * jump.c (jump_optimize): Call mark_jump_label also for deleted
4581 (mark_jump_label): Don't increment ref counts for deleted insns.
4583 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4585 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
4587 * mips/mips.c: Include stdlib.h and unistd.h.
4588 (mips_asm_file_end): Add braces around empty body in an if-statement.
4589 (function_prologue): Wrap variable `fnname' in
4590 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
4591 (mips_select_rtx_section, mips_select_section): Declare as void.
4593 * mips/mips.h: Add prototypes for extern functions in mips.c.
4594 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
4595 (ENCODE_SECTION_INFO): Add braces around empty body in an
4598 * mips/mips.md (movdi): Add parentheses around && within ||.
4599 (movsf, movdf): Likewise.
4600 (branch_zero, branch_zero_di): Add default case in
4604 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
4606 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
4607 real constants, since they can't be changed.
4608 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4609 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
4610 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4611 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
4612 * alpha/vms.h (TARGET_OPEN_VMS): New.
4613 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
4615 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
4617 * reload.c (find_reloads): Always force (subreg (mem)) to be
4618 reloaded if WORD_REGISTER_OPERATIONS.
4620 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
4622 * haifa-sched.c (free_list): Rename from free_pnd_lst.
4623 (free_pending_lists): Rename free_pnd_lst uses.
4624 (remove_dependence): Place expunged element on unused_insn_list.
4625 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
4626 gen_rtx_*_LIST and alloc_rtx to use them.
4627 (compute_block_backward_dependences): Free the reg_last_* lists.
4629 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
4631 * cccp.c (main): Avoid undefined behavior when setting pend_includes
4634 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
4636 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
4637 USE_GNULIBC_1 is defined
4638 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
4639 includes the t-linux-gnulibc1 fragment
4641 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
4643 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
4645 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4647 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
4649 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4651 * final.c (shorten_branches): Tag the loop alignment onto the
4652 first label after NOTE_INSN_LOOP_BEG even if there is an
4655 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4657 * final.c (insn_current_reference_address):
4658 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
4659 proper alignment chain.
4661 * final.c (max_labelno): New static variable.
4662 (final_scan_insn): Check max_labelno before outputting an
4663 alignment for a label.
4664 (shorten_branches): Remove unused variable length_align.
4666 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4668 * sparc.c (ultrasparc_adjust_cost): Add default case in
4671 * sparc.h: Add prototypes for extern functions defined in
4674 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
4676 * toplev.c: Only generate <name>.dbr file when dumping RTL if
4677 DEALY_SLOTS is defined.
4679 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
4681 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
4682 in call to fill_slots_from_thread.
4684 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
4686 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
4687 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
4689 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4691 * final.c (insn_last_address, insn_current_align, uid_align):
4693 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
4694 (insn_current_reference_address): Likewise.
4695 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
4696 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
4697 (label_to_alignment): New function.
4698 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
4699 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
4700 insn_current_reference_address instead of insn_current_address.
4701 (or_attr_value, write_length_unit_log): New functions.
4702 (main): Call write_length_unit_log.
4703 (write_const_num_delay_slots): Output extra '\n'.
4704 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
4706 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
4707 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
4708 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
4710 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
4711 (LABEL_ALIGN_AFTER_BARRIER).
4712 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
4713 * ns32k/tek6000.h: Likewise.
4714 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
4715 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
4716 ASM_OUTPUT_ALIGN_CODE.
4718 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
4720 * version.c: Bump for snapshot.
4722 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
4724 * version.c: Bump for snapshot.
4726 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
4728 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
4729 if condition code of jump conflicts with opposite_needed.
4731 * reorg.c (fill_slots_from_thread): Mark resources referenced in
4732 opposite_needed thread. Return delay_list even when cannot get
4733 any more delay insns from end of subroutine.
4735 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
4737 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
4738 All callers changed.
4740 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4742 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
4743 end_fde_sort): New functions for fast sorting of an FDE array.
4744 (fde_insert): Simplified.
4745 (add_fdes): Change argument list.
4746 (frame_init): Use the new functions.
4748 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
4750 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
4752 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
4754 * fold-const.c (fold_range_test): Always return a value.
4756 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
4758 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
4759 data in the text section unless READONLY_DATA_SECTION is defined.
4761 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
4763 * c-parse.in (undeclared variable error): Tweak error message to
4766 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
4768 * version.c: Bump for snapshot.
4770 1998-02-28 Mark Mitchell <mmitchell@usa.net>
4772 * final.c (final_scan_insn): Undo overzealous removal of `set'.
4774 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4776 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
4777 case, add parentheses to specify the proper order of precedence in
4781 * c-aux-info.c: Include string.h/strings.h.
4783 * pa.c: Include stdlib.h.
4784 (pa_combine_instructions): Prototype the function.
4785 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
4786 (reloc_needed): Add default case for enumeration switch.
4787 (remove_useless_addtr_insns): Remove unused variable `all'.
4788 (hppa_expand_prologue): Add explicit braces to avoid
4790 (output_function_epilogue): Remove unused variable `i'.
4791 (output_millicode_call): Remove unused variable `link'.
4792 (shadd_constant_p, forward_branch_p): Make the function static.
4793 (following_call): Explicitly declare to return int.
4794 (pa_reorg): Declare as void.
4795 (pa_combine_instructions): Declare as static void. Add
4796 parentheses around && within ||.
4798 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
4799 following_call, function_label_operand, lhs_lshift_cint_operand
4802 * pa.md: Add parentheses around && within ||.
4804 * cppalloc.c: Include stdlib.h.
4806 * cpperror.c (cpp_print_containing_files): Remove unused variable
4807 `i'. Fix format specifier in fprintf.
4809 * cse.c (cse_around_loop): Add explicit braces to avoid
4811 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
4813 * expr.c (expand_expr): Add parentheses around && within ||.
4815 * final.c (app_enable): Replace fprintf with fputs where there are
4816 no format specifiers and no trailing argument after the string.
4817 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
4818 (app_disable): Likewise.
4819 (final_end_function): Likewise.
4820 (final_scan_insn): Likewise. Remove unused variable `set'.
4821 (profile_function): Wrap empty if-statement body in {} brackets.
4823 * function.c: Include stdlib.h.
4824 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
4825 (reposition_prologue_and_epilogue_notes): Add parentheses
4826 around assignment used as truth value.
4828 * integrate.c (expand_inline_function): Wrap variable
4829 `cc0_insn' in macro HAVE_cc0.
4831 * jump.c (jump_optimize): Wrap variable `q' in macro
4832 HAVE_cc0. Remove unused variable `prev1'.
4834 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
4835 within ||. Fix format specifier in fprintf.
4836 (__bb_init_prg): Add parentheses around assignment used as
4839 * local-alloc.c: Include stdlib.h.
4840 (requires_inout): Add parentheses around assignment used
4843 * loop.c (analyze_loop_iterations): Wrap prototype and definition
4844 in macro HAVE_decrement_and_branch_on_count.
4845 (insert_bct, instrument_loop_bct): Likewise.
4846 (move_movables): Add parentheses around assignment used as
4848 (consec_sets_invariant_p): Likewise.
4849 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
4851 * objc/objc-act.c: Include stdlib.h.
4852 (lookup_method_in_protocol_list): Wrap empty else-statement body
4854 (lookup_protocol_in_reflist): Likewise.
4855 (objc_add_static_instance): Remove unused variables `decl_expr'
4857 (get_objc_string_decl): Remove unused variable `decl'.
4858 (generate_static_references): Remove unused variables `idecl' and
4860 (check_protocols): Wrap empty else-statement body in braces.
4862 * protoize.c: Include stdlib.h.
4863 (substr): Add parentheses around assignment used as truth value.
4864 (abspath): Likewise.
4865 (shortpath): Likewise.
4867 * regmove.c (fixup_match_1): Add parentheses around assignment
4868 used as truth value.
4870 * reload.c (push_secondary_reload): Remove unused variable `i'.
4871 (find_reloads): Add parentheses around assignment used as truth
4874 * reload1.c: Include stdlib.h.
4876 * rtl.h: Correct typo in prototype of offsettable_memref_p.
4878 * stmt.c (add_case_node): Add parentheses around assignment used
4880 (case_tree2list): Likewise.
4882 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
4883 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
4884 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
4885 (merge_attributes): Add explicit braces to avoid ambiguous
4888 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
4891 * varasm.c: Include stdlib.h.
4894 * system.h: Remove sys/stat.h.
4895 * gcc.c: Add sys/stat.h.
4897 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
4898 * genattrtab.c: Likewise.
4899 * genconfig.c: Likewise.
4900 * genemit.c: Likewise.
4901 * genextract.c: Likewise.
4902 * genflags.c: Likewise.
4903 * genopinit.c: Likewise.
4904 * genoutput.c: Likewise.
4905 * genpeep.c: Likewise.
4906 * genrecog.c: Likewise.
4907 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
4909 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4911 * invoke.texi: Use @itemx for a secondary item in a @table.
4913 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
4916 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
4918 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
4920 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
4922 * i386.c (struct machine_function): Add new fields for PIC stuff.
4923 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
4925 (restore_386_machine_status): Corresponding changes.
4926 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
4928 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
4930 * c-parse.y (undeclared variable error): Tweak error message
4933 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
4935 * flags.h (g_switch_value, g_switch_set): Declare.
4936 * alpha.c (override_options): Set g_switch_value=8 if not set.
4937 * alpha/elf.h (CC1_SPEC): New.
4939 (LINK_SPEC): Pass along the -G value we were given.
4940 (LOCAL_ASM_OP): Remove.
4941 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
4942 (MAX_OFILE_ALIGNMENT): New.
4943 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
4944 (EXTRA_SECTIONS): Add sbss and sdata.
4945 (SECTION_FUNCTION_TEMPLATE): New.
4946 (EXTRA_SECTION_FUNCTIONS): Use it.
4947 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4948 (SELECT_SECTION): Use sdata when small enough.
4949 * alpha/linux.h (ASM_SPEC): Remove.
4952 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4953 * config.sub (sco5): Fix typo.
4955 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
4957 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
4959 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
4960 * config/alpha/t-linux: Remove file.
4961 * config/sparc/t-linux: Remove file.
4962 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
4963 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
4964 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
4966 (alpha*-*-linux-gnu*): Likewise.
4967 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
4968 (sparc-*-linux-gnu*): Likewise.
4970 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
4971 * collect2.c (ldd_file_name): Bracket declaration with same
4973 (full_real_ld_suffix): Deleted. Variable was calloced and
4974 written into, but never read.
4976 1998-02-23 Mike Stump <mrs@wrs.com>
4978 * configure.in: Add support for i386-wrs-vxworks configuration.
4979 * i386/vxi386.h: New file.
4981 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4983 * tree.c (contains_placeholder_p): Ensure function always returns
4985 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
4986 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
4988 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
4990 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
4992 1998-02-22 Paul Eggert <eggert@twinsun.com>
4994 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
4995 Define this new symbol.
4996 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
4997 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
4998 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
5000 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
5002 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
5003 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
5005 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
5007 * objc/Object.m (-error): Call objc_verror with our va_list.
5009 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5011 * collect2.c (scan_prog_file): Completely cover uses of variable
5012 `exports' with macro COLLECT_EXPORT_LIST.
5014 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
5016 * version.c: Bump for snapshot.
5018 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
5020 * sched.c (schedule_block): Remove code to get arguments from hard
5021 regs into pseudos early. Same as Aug 25, 1997 change to
5024 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
5026 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
5028 1998-02-16 Mark Mitchell <mmitchell@usa.net>
5030 * toplev.c (rest_of_compilation): Do not defer the output of a
5033 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
5035 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
5036 continuation character (line 243).
5038 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5040 * genrecog.c (main): Remove duplicated sentence in emitted comment.
5042 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
5043 David Edelsohn <edelsohn@mhpcc.edu>
5045 * collect2.c (XCOFF_SCAN_LIBS): Remove.
5046 (export_flag): New variable.
5047 (export_file): #ifdef COLLECT_EXPORT_LIST.
5048 (import_file, exports, imports, undefined): New variables.
5049 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
5050 (dump_list, dump_prefix_list, is_in_list): New functions.
5051 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
5052 (write_import_file, resolve_lib_name): New functions.
5053 (use_import_list, ignore_library): Same.
5054 (collect_exit): maybe_unlink import_file and #ifdef.
5056 (main): New variable importf, #ifdef exportf. Move parsing of
5057 -shared before general argument parsing. Resolve AIX library
5058 paths and import libgcc.a symbols. Treat .so shared libraries the
5059 same as objects and .a libraries. Create alias for object_lst and
5060 increment it instead of original pointer. Scan AIX libraries as
5061 objects earlier instead of using scan_libraries. Perform AIX
5062 tlink later to resolve templates instead of forking ld.
5063 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
5064 (GCC_UNDEF_SYMBOL): New macro.
5065 (scan_prog_file): Loop for members of AIX libraries. Handle
5066 export/import of ctors/dtors.
5067 (aix_std_libs): New variable.
5068 (scan_libraries, XCOFF): Delete.
5070 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
5072 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
5074 1998-02-19 Mike Stump <mrs@wrs.com>
5076 * Makefile.in: Use $tooldir for sys-include to match toplevel
5079 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
5080 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5082 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
5084 * emit-rtl.c (hard-reg-set.h): Include.
5085 (get_lowpart_common): Don't make new REG for hard reg in a
5086 class that cannot change size.
5087 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
5089 * combine.c: Revert previous patch.
5091 1998-02-19 Paul Eggert <eggert@twinsun.com>
5093 * config/sparc/sol2-sld.h: New file.
5094 * configure.in (sparc-*-solaris2*): Use it when using the
5097 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
5099 * loop.c (force_movables): Fix typo.
5101 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
5103 * m88k.h: Change file pattern to match reality.
5105 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
5107 * varasm.c (output_constant_pool): Fix dumb thinko in last
5110 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
5111 a function name to a section name.
5113 1998-02-18 Doug Evans <devans@cygnus.com>
5115 * tree.h (merge_machine_{type,decl}_attributes): Declare.
5116 (split_specs_attrs, strip_attrs): Add prototypes.
5117 * tree.c (merge_machine_{type,decl}_attributes): New functions.
5118 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
5119 Update olddecl's attributes too.
5120 * c-common.c (strip_attrs): New function.
5121 * c-typeck.c (common_type): Call merge_machine_type_attributes.
5122 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
5123 (make_decl_rtl): Likewise.
5125 1998-02-18 Jim Wilson <wilson@cygnus.com>
5127 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
5129 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
5131 Remove this change until we can fix it correctly.
5132 * collect2.c: Bracket declaration of 'exportf' and
5133 'full_real_ld_suffix'.
5135 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
5137 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
5139 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
5141 * c-common.c (c_expand_start_cond, c_expand_end_cond,
5142 c_expand_start_else): Don't warn about non-ambiguous else even if
5145 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
5147 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
5148 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
5151 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
5153 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
5154 simplifying a subreg of a hard reg.
5155 (expand_compound_operation): Likewise.
5156 (force_to_mode): Likewise.
5158 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5160 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
5161 (lshift_double): Add parentheses around + or - inside shift.
5162 (rshift_double): Likewise.
5163 (size_int_wide): Explicitly set type of `bit_p' to `int'.
5165 * Makefile.in (fold-const.o): Depend on system.h.
5167 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
5170 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
5171 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
5172 (sched_note_set): Remove unused parameter `b', all callers changed.
5173 (schedule_block): Likewise for `rgn'.
5174 (split_hard_reg_notes): Likewise for `orig_insn'.
5175 (check_live): Likewise for `trg'.
5176 (update_live): Likewise.
5177 (check_live_1): Explcitly declare variable `i' as int.
5178 (update_live_1): Likewise.
5179 (insn_issue_delay): Remove unused variable `link'.
5180 (sched_analyze_2): Add default case in enumeration switch.
5181 (schedule_insns): Remove unused variable `i'.
5183 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
5185 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
5187 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
5188 a dangling else clause.
5190 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
5192 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
5193 pointer for the stack pointer in MIPS16 and 64BIT.
5195 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
5197 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
5198 * emit-rtl.c (force_line_numbers, restore_line_number_status):
5200 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
5201 (expand_start_case): Adjust to this change.
5202 (check_seenlabel): New function.
5203 (pushcase, pushcase_range, expand_endcase): Use it.
5205 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5207 * i386.md (adddi3): Add =!r,0,0,X alternative.
5209 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
5211 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
5212 * x-aix31 (INSTALL): Delete.
5214 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
5216 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
5217 tsize changes to something other than zero.
5219 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
5221 * ginclude/va-mips.h: Replace casts of pointers to int with
5222 casts of pointers to __PTRDIFF_TYPE__.
5224 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
5226 * loop.c (strength_reduce, record_biv, record_giv): Use
5227 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
5229 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
5231 * tree.c (first_rtl_op): New fn.
5232 (unsave_expr_now): Use it.
5233 * print-tree.c (print_node): Likewise.
5234 * tree.c (has_cleanups): New fn.
5235 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
5236 conservative about pushing the cleanup point down.
5237 * tree.h: Declare them.
5239 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
5241 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
5242 (flag_schedule_reverse_after_reload): Likewise.
5243 (f_options): Remove reverse scheduling support.
5244 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
5245 (flag_schedule_reverse_after_reload): Likewise.
5246 * haifa-sched.c (rank_for_schedule): Remove support for reverse
5249 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5251 * gcc.c: Get system includes, prototypes and macros via "system.h"
5252 instead of doing it manually. Change all calls of the ctype
5253 macros to custom versions defined in "system.h".
5255 * system.h: Fix return type of bcmp prototype from `void' to `int'.
5256 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
5257 Add a prototype for getenv.
5259 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
5261 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
5263 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
5265 * alias.c: Include <stdlib.h> and <string.h>.
5266 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
5268 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
5270 * version.c: Bump for snapshot.
5272 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
5274 * arm.md (movsfcc): Also validate operands[3] when compiling hard
5276 (movdfcc): Only accept fpu_add_operand for operands[3].
5278 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
5279 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
5281 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
5283 * varasm.c (output_constant_pool): Bring back 'done' label inside
5284 an appropriate #ifdef.
5286 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
5288 (bitmap_copy, bitmap_operation): Likewise.
5289 * combine.c (combinable_i3pat): Similarly for 'src'.
5290 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
5291 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
5292 * regclass.c (copy_cost): Similarly for 'secondary_class'.
5293 * reload.c (make_memloc): Simliarly for 'i'.
5294 (find_reloads_address_1): Similarly for 'link'.
5295 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
5296 (emit_reload_insns): Similarly for 'second_reloadreg'.
5297 * unroll.c (iteration_info): Similarly for 'v'.
5299 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
5300 * calls.c (expand_call): Similarly for 'i'.
5301 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
5302 * fold-const.c (strip_compund_expr): Similarly for 'type'.
5303 * function.c (fixup_var_refs_1): Similarly for 'width'.
5304 (fixup_memory_subreg): Similarly for 'saved'.
5305 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
5306 (setjmp_protect): Similarly for 'sub'.
5307 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
5308 * loop.c (record_giv): Similarly for 'p'.
5309 (combine_givs): Similarly for 'temp_iv'.
5310 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
5311 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
5312 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
5313 * unroll.c (unroll_loop): Similarly for 'copy'.
5314 (iteration_info): Similarly for 'b'.
5315 * varasm.c (assemble_string): Similarly for 'i'.
5316 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
5318 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
5320 * c-lang.c (lang_print_xnode): New function.
5321 * objc/objc-act.c (lang_print_xnode): Likewise.
5322 * print-tree.c (print_node): Call it
5324 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
5326 * dwarf2out.c (decl_scope_node): New type.
5327 (decl_scope_table): Change type to use it.
5328 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
5329 (push_decl_scope): Use new type. New locals containing_scope, i.
5330 Add code to handle setting previous field.
5331 (scope_die_for): Change type of local i to int. Add code to use
5333 (dwarf2out_init): Use new type.
5335 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
5337 * except.c (emit_throw): Lose throw_used.
5339 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5341 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
5343 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
5345 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
5347 * genextract.c (main): Fix typo.
5349 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
5351 * c-lang.c (finish_file): Bracket declaration of static_ctors,
5354 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
5355 'old_stack_arg_under_construction'
5356 (emit_library_call): Bracket declaration of 'upper_bound',
5357 'lower_bound', 'i', 'reg_parm_stack_space'
5358 (emit_library_call_value): Likewise.
5361 * collect2.c: include <unistd.h> when appropriate.
5362 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
5364 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
5366 * explow.c (plus_constant_for_output_wide): Remove unused variable
5368 (memory_address): Remove unused variable 'orig_x'.
5370 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
5371 (write_const_num_delay_slots): Remove unused variable 'i'.
5373 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
5374 (gen_insn): Remove unused variable 'obstack_ptr'.
5376 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
5378 (__bb_exit_trace_func): Remove unused variable 'e'.
5380 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
5382 (expand_unop): Remove unused variable 'funexp'.
5383 (expand_complex_abs): Remove unused variable 'funexp'.
5384 (init_optabs): Bracket declaration of 'j'.
5385 (init_complex_libfuncs): Deleted. Dead static function.
5387 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
5389 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
5390 (reg_to_stack): 'initialized', 'before_function_beg'
5391 explictly type as ints instead of defaulting.
5392 (emit_swap_insn): Remove unused variable 'i2'.
5393 (compare_for_stack_reg): Remove unused variable 'src_note'.
5395 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
5397 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
5399 * stmt.c (add_case_node): Add parens for assignment used as truth.
5400 (all_cases_count): Remove unused variable 'count_high'.
5401 (mark_seen_cases): Remove unused variable 'i'.
5402 (check_for_full_enumeration_handling): Remove unused variable 't'.
5403 Bracket declaration of 'all_values', 'l'.
5405 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
5407 * varasm.c (assemble_string): Remove unused variable 'i'.
5408 (immed_double_const): Remove unused variable 'in_current_obstack'.
5409 (immed_real_const_1): Likewise.
5410 (output_constant_pool): Remove unreferenced label 'done'.
5411 (output_constant): Remove unused variable 'x'.
5413 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
5416 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
5419 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5421 * combine.c (can_combine_p): Handle USEs in PARALLELs.
5423 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
5425 * config/linux.h (LIB_SPEC): Add -lc for -shared if
5426 USE_GNULIBC_1 is not defined.
5427 * config/sparc/linux.h; Ditto.
5429 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
5431 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
5432 USE_GNULIBC_1 is not defined.
5434 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5436 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
5439 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5441 * system.h: New file to get common systems includes and various
5442 definitions and declarations based on autoconf macros.
5444 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
5446 * cccp.c (new_include_prefix): Correctly handle -I./.
5448 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
5450 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
5452 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
5454 * expr.c (expand_assignment): Correct typo exposed by -Wall.
5455 offset should have been a truth value, not an assignment.
5457 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
5459 * cse.c (delete_dead_from_cse): If a libcall produces a constant
5460 result and that result can be substituted into SET_SRC of the
5461 insn with the REG_RETVAL note, then perform the substitution
5462 and delete the libcall.
5464 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
5466 * mips.md (trucndihi2,truncdiqi2): Change these to support
5469 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
5471 * mips/mips.c (movdi_operand): Direct referances to symbols
5472 that arn't mips16 consts in mips16 mode arn't valid operands.
5474 * mips/mips.c (mips_move_2words): Add gprel handling.
5476 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
5478 * mips.md (extendsidi2): Allow extension to/from a non-mips16
5481 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
5483 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
5486 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5488 * Makefile.in (WARN_CFLAGS): New variable.
5489 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
5491 1998-02-11 Mark Mitchell <mmitchell@usa.net>
5493 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
5494 falling through default case in switch.
5495 (i386_aligned_p): Likewise.
5497 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
5499 * mips/mips.h (mips_abi_string): Correct typo in comment.
5501 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
5503 * mips/mips.md (movdi): These PLUS's need to be Pmode.
5505 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5507 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
5508 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
5509 indirectly via expr.h.
5511 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
5513 * stor-layout.c (layout_type): Do upper - lower in the native type,
5514 so as to properly handle negative indices.
5516 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
5518 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
5519 (expand_eh_region_start_tree): Remove unused variable 'note'.
5520 (exception_optimize): Remove unused variable 'regions'.
5521 (expand_builtin_eh_stub): Remove unused variable 'temp'.
5522 (copy_eh_entry): Deleted. Dead function.
5524 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
5525 'last' with same #if HAVE_load_multiple as use of it.
5526 (move_block_from_reg): Likewise.
5527 (emit_move_insn_1): Remove unused variable 'insns'.
5528 (store_constructor): Bracket declaration of startb, endb with
5529 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
5530 'target', and 'xtarget'.
5531 (expand_builtin_setjmp): Remove unused variables 'op0',
5532 'next_arg_reg', 'old_inhibit_defer_pop'.
5533 (expand_builtin): Remove unused variable 'offset'.
5534 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
5535 (emit_queue): Add parens for assignment used as conditional.
5536 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
5538 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
5540 * i386.c: Added include for recog.h.
5541 (override_options): Removed unused variable p. Initialized regno to
5543 (order_regs_for_local_alloc): Initialized regno to avoid warning.
5544 (legitimize_address): Likewise for 'other'.
5545 (i386_aligned_reg_p): Added default case with abort ().
5546 (print_operand): Likewise.
5547 (reg_mentioned_in_mem): Likewise.
5548 (ix86_expand_binary_operator): Removed unused variables i & insn.
5549 (ix86_expand_unary_operator): Removed unused variable insn.
5550 (output_fp_cc0_set): Removed unused variable unordered_label.
5552 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
5554 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
5555 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
5556 and format string match.
5558 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
5560 * flow.c (life_analysis): Do not conside the stack pointer live at
5561 the end of a function if the fucntio ncalls alloca.
5562 (mark_used_regs): Similarly.
5564 1998-02-10 John F Carr <jfc@mit.edu>
5566 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
5567 1, fzero on alternative 8.
5569 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5571 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
5573 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5575 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
5576 SUBREGs of CONST_INTs.
5578 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
5580 * mips.c (print_operand, function_prologue): Make printf format
5581 match argument type.
5583 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5585 * alpha.c (alpha_return_addr): Remove unused variable `first'.
5586 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
5587 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
5589 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5591 * loop.c (strength_reduce): When placing increment for auto-inc
5592 case, do comparison in loop order.
5594 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
5596 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
5597 not a HOST_WIDE_INT.
5599 * calls.c (expand_call): Change test of expand_inline_function
5600 return value to stop compiler warning.
5602 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
5604 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
5605 Jeff Law (law@cygnus.com)
5607 * regmove.c: Fix various minor formatting problems.
5608 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
5609 is true. Make end of basic block tests consistent through regmove.c.
5610 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
5611 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
5613 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5615 * gansidecl.h: Check for a conflicting macro definition before
5616 attempting to prototype bcopy, bcmp or bzero.
5618 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
5620 * expr.c (clear_pending_stack_adjust): Handle case where a function
5621 calls alloca, but the user has specified -fomit-fframe-pointer.
5623 * function.c (assign_parms): Fix typo in last change.
5625 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
5627 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
5629 (free_path_suffix): Remove unreferenced static function.
5630 (process_command): Remove unused variable temp.
5631 (default_arg): Remove unused variable i.
5632 (do_spec_1): Add parens for assignment used as truth value.
5634 (validate_all_switches): Likewise.
5635 (main): Remove unused variables i, first_time>
5637 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
5639 * calls.c (expand_call): Remove unused variables funtree,
5640 n_regs, and tmpmode.
5642 * dbxout.c, except.c: Include <string.h>/<strings.h>.
5644 * explow.c: (plus_constant_for_output_wide) Removed unused
5645 variable all_constant.
5647 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
5648 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
5649 genrecog.c, global.c, integrate.c , stupid.c : Include
5652 * genextract.c: (walk_rtx) Remove unused variable link.
5654 * genrecog.c: (concat) Remove unreferenced static function.
5656 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
5658 * stmt.c: Include <stdlib.h>.
5659 (expand_asm_operands): Remove unused variable val1.
5660 (expand_return): Remove unused variable block.
5661 (pushcase): Remove unused variables l and n.
5662 (pushcaserange): Likewise.
5664 * unroll.c (unroll_loop): Remove unused variable temp.
5666 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
5668 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
5670 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5672 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
5673 functions for whether they support the %p format specifier.
5674 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
5675 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
5676 * configure, config.in: Rebuild.
5678 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
5680 * function.c (assign_parms): New variable named_arg, with value
5681 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
5683 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
5685 * mips/t-r3900: New - same as t-ecoff but eliminate
5686 multilibs: mips1 and mips3.
5687 * configure.in (tx39*): Use new mips/t-r3900.
5688 * configure: Rebuild.
5689 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
5691 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
5693 * dwarf2out.c: Add old_args_size.
5694 (dwarf2out_args_size): Use it.
5695 (dwarf2out_begin_prologue): Initialize it.
5696 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
5697 pushed args until we see a call.
5698 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
5699 before outputting them.
5701 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
5703 * cplus-dem.c (demangle_template_template_parm): New function.
5704 (demangle_template): Handle template template parameters.
5706 1998-02-02 Mark Mitchell <mmitchell@usa.net>
5708 * calls.c (expand_call): Don't confuse member functions named
5709 realloc, setjmp, and so forth with the standard library
5710 functions of the same names.
5712 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
5714 * stmt.c (expand_asm_operands): Correctly identify asm statements
5717 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
5719 * c-common.c (decl_attributes): Flag unrecognized attribute
5720 functions as warnings instead of as errors.
5722 1998-02-05 Marc Lehmann <pcg@goof.com>
5724 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
5725 when -Os is specified.
5726 * toplev.c (main): Don't disable flag_inline_functions anymore when
5729 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5731 * regmove.c: Update.
5732 * flags.h (flag_regmove): Declare.
5733 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
5734 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
5735 Moved into regmove; changed caller.
5736 * toplev.c (rest_of_compilation): Call regmove_optimize also for
5737 expensive_optimizations.
5739 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
5741 * version.c: Bump for snapshot.
5743 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5744 Undo this change (the problem was actually in reload):
5745 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5747 * sh.md (movqi_i+1): New peephole.
5749 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
5751 * jump.c (jump_optimize): Lose calls to modified_in_p they are
5752 not needed anymore due to changes elsewhere in jump.c.
5754 * jump.c (jump_optimize): Fix first arg to modified_in_p in
5757 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
5759 * expr.c (expand_builtin_setjmp): Accept two new arguments for
5760 the labels to branch to on first and subsequent executions. Don't
5761 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
5762 and provide it with the jmp_buf. Use only one of
5763 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
5764 and provide the former with the target label.
5765 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
5766 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
5767 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
5768 insn to replace all of the normal nonlocal_goto code. Don't play
5769 with __dummy. Correct arguments to nonlocal_goto.
5770 * expr.h (expand_builtin_setjmp): Update prototype.
5771 * except.c (start_dynamic_handler): When using builtin_setjmp,
5772 generate more accurate flow information.
5774 * alpha.md (nonlocal_goto_receiver_osf): Delete.
5775 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
5776 (builtin_longjmp, builtin_setjmp_receiver): New.
5777 * sparc.md (update_return): Disambiguate unspec number.
5778 (nonlocal_goto): Rearrange arguments to match caller in except.c.
5779 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
5781 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
5782 (builtin_setjmp_setup*, builtin_longjmp): New.
5784 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
5786 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
5788 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
5790 * vmsconfig.com: Remove bytecode references.
5792 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5794 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
5795 -fno-sjlj-exceptions works for a target that defines
5796 DWARF2_UNWIND_INFO as zero.
5798 * regmove.c (fixup_match_1): Undo last change which removed some
5799 "useless" code, and add a comment explaining this.
5801 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
5803 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
5806 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
5808 * makefile.vms: Remove bytecode references.
5809 Create genrtl files.
5811 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
5813 * jump.c (jump_optimize): Allow conditional loading of floating point
5814 constants and constants from memory. Reinstalled modified_in_p tests.
5816 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5818 * loop.c (get_condition): Handle sign-extended constants.
5820 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
5822 * expr.c (emit_push_insn): Add code to use movstrti if present.
5824 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
5825 and movstrqi as in emit_block_move ().
5827 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
5829 * config/m68k/x-next: Remove /NextDeveloper/Headers from
5830 the directories to fixinclude - /usr/include is a link
5831 to it and hence its contents are fixed by default.
5833 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5835 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
5837 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
5839 * cccp.c (main): Predefine __VMS_VER on VMS.
5841 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5843 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
5844 * fold-const.c (size_int): Replace with
5846 (make_bit_field_ref): Use bitsize_int for bit position.
5847 * stor-layout.c (sizetype): Delete.
5848 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
5849 (layout_record, layout_union, layout_type):
5850 Use bitsize_int for bit size.
5851 (set_sizetype): New function.
5852 (make_signed_type, make_unsigned_type): Use it.
5853 * c-decl.c (init_decl_processing): Likewise.
5854 * tree.h (size_int): Don't delcare, #define.
5855 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
5856 (set_sizetype): Declare.
5857 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
5859 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
5860 Convert result to sizetype.
5861 (really_start_incremental_init, push_init_level):
5862 Set type of constructor_bit_index to sbitsizetype.
5863 (push_init_level): Use unsigned arithmetic to determine padding.
5864 (output_init_element): Likewise.
5866 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
5868 * combine.c (simplify_shift_const): Fix typo in last change.
5870 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
5872 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
5873 is (truncate (lshiftrt)).
5875 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
5877 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
5878 Make sure result winds up in TGT.
5879 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
5880 src to be other than DImode.
5881 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
5882 (alpha_expand_unaligned_store_words): Likewise.
5883 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
5884 that source and destination are separately optimized for alignment.
5885 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
5887 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
5889 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
5890 with handling of -32768.
5892 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5894 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
5895 shell variable argument instead of only hard coded functions.
5896 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
5898 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
5899 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
5900 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
5901 declarations for bcopy, bcmp and bzero.
5903 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
5905 * gansidecl.h: If we have bcopy but don't declare it, then do so.
5906 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
5907 bzero, index and rindex if they aren't already present.
5909 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
5911 * toplev.c (close_dump_file): Wrap function prototype for
5912 argument "func" in PROTO.
5913 (dump_rtl): Likewise.
5915 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
5917 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
5919 (output_function_epilogue): Omit epilogue if nothing drops through.
5920 (output_move_double): Supress int ldd usage on ultrasparc and v9.
5921 (registers_ok_for_ldd_peep): Likewise.
5922 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
5923 (ultrasparc_adjust_cost): New function.
5924 (sparc_issue_rate): New function.
5925 * sparc.h (MASK_VIS, TARGET_VIS): New
5926 (MASK_V8PLUS, TARGET_V8PLUS): New.
5927 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
5928 (TARGET_SWITCHES): Add vis and v8plus.
5929 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
5930 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
5931 (RTX_COSTS): Use TARGET_HARD_MUL
5932 (ADJUST_COST): Call ultrasparc_adjust_cost.
5934 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
5935 of load & fp appropritely.
5936 (supersparc function units): Adjust for Haifa.
5937 (ultrasparc function units): Likewise.
5938 (get_pc_via_rdpc): All v9, not just arch64.
5939 (movdi_v8plus, movdi_v8plus+1): New.
5940 (adddi3_sp32+1): New.
5941 (subdi3_sp32+1): New.
5942 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
5943 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
5944 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
5945 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
5946 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
5947 (ldd peepholes): Suppress for v9.
5948 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
5949 (return_subsi): Revmove.
5951 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
5953 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
5954 save/restore MEM rtl.
5956 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
5958 * configure.in: Check for declaration of abort.
5959 * acconfig.h: Corresponding changes.
5960 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
5963 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
5965 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
5968 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
5970 * version.c: Bump for snapshot.
5972 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
5974 * configure.in: Check for atoq and atoll.
5975 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
5976 proper routine for converting ascii into long long values.
5978 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
5980 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
5982 * vmsconfig.com: Remove bytecode references.
5984 * alpha/vms.h (PREFIX): Define.
5986 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5988 * am-alpha.h: Don't include alloca for OPEN_VMS.
5990 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
5992 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
5993 (GCC_INCLUDE_DIR): Define
5995 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
5996 * makefile.vms: New file.
5998 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
6000 * alpha.c (output_prolog): Output '.name' directive
6001 for minimal traceback information.
6003 * alpha.c (output_prolog): Don't prepend entry point symbols
6004 with '$' on OPEN_VMS.
6006 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
6007 Jeffrey A Law (law@cygnus.com)
6009 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
6012 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
6014 * genemit.c (gen_exp): Likewise.
6015 * genpeep.c (match_rtx): Likewise.
6016 * genrecog.c (write_tree_1): Likewise.
6018 * c-lex.c (yyprint): Use proper format string based upon
6019 disposition of HOST_BITS_PER_WIDE_INT.
6020 (yylex): Put casts in right place for args to build_int_2.
6022 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
6024 * combine.c: Fix typos in Jan27 changes.
6026 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
6028 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
6029 (LINK_SPEC): Likewise.
6030 (STARTFILE_SPEC): Likewise.
6032 1998-01-28 Mike Stump <mrs@wrs.com>
6034 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
6036 * genattrtab.c (reload_completed): Define.
6038 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
6041 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6043 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
6044 SUBREG_REG if the word count is unchanged, also in the input reload
6045 case. Disable non-applicable sanity checks.
6047 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
6049 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
6051 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
6053 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
6055 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
6057 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
6058 is a TREE_VEC before trying to use it for baseclasses.
6059 (Chill uses the same field for a different purpose.)
6061 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
6063 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
6065 * config.sub: More accurate determination of HP processor types.
6067 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6069 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
6070 prototype for `handle_sysv_pragma', and make it static. Add
6071 parentheses around assignment used as truth value.
6073 * combine.c (combine_instructions): Protect variable `prev' with
6075 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
6076 (extract_left_shift): Add parentheses around operand of &.
6077 (merge_outer_ops): Avoid an empty body in an else-statement.
6078 (gen_rtx_combine): Remove unused variable `i'.
6080 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
6081 function monstartup `void'. Likewise for internal_mcount. Add
6082 `static void' prototype for moncontrol. Reconcile sprintf format
6085 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
6086 Make return type of function_arg_slotno explicitly `int'.
6087 (reg_unused_after): Add parentheses around assignment used as
6089 (save_regs): Add explicit braces to avoid ambiguous `else'.
6090 (function_arg_slotno): Add parentheses around && within ||.
6091 (function_arg_pass_by_reference): Likewise.
6092 (sparc_flat_output_function_prologue): Reconcile fprintf format
6095 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
6096 assignment used as truth value.
6098 * cplus-dem.c: Include <stdlib.h>.
6099 (demangle_signature): Avoid an empty body in an else-statement.
6100 (do_type): Remove unused variable `lvl'.
6102 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
6103 Include <string.h>/<strings.h>.
6104 (cpp_lex): Remove unused variable `namelen'.
6105 (cpp_lex): Explicitly declare `num_chars' as an int.
6107 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
6108 <unistd.h> instead. Explicitly declare is_system_include
6110 (make_assertion): Remove unused variable `kt'.
6111 (cpp_expand_to_buffer): Hide variable `obuf'.
6112 (output_line_command): Remove unused variables, `line_end',
6113 `line_cmd_buf' and `len'.
6114 (macarg): Remove unused variable `arg_start'.
6115 (special_symbol): Remove unused variable `i'. Add parentheses
6116 around assignment used as truth value.
6117 (do_include): Remove unused variables `pcfname' and `retried',
6118 hide `pcf' and `pcfbuflimit'.
6119 (do_line): Remove unused variable `i'.
6120 (finclude): Hide variable `missing_newline'.
6121 (cpp_handle_options): Remove unused variable `j'.
6122 (read_token_list): Remove unused variable `eofp'.
6123 (cpp_error_with_line): Remove unused variable `i'.
6124 (cpp_warning_with_line): Likewise.
6125 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
6126 (cpp_error_from_errno): Remove unused variable `i'.
6128 * cse.c (invalidate): Add parentheses around assignment used as
6130 (find_best_addr): Move declaration of variable `our_cost' inside
6131 the conditional macro where its used.
6132 (fold_rtx): Avoid an empty body in an if-statement.
6133 (cse_insn): Wrap variables `this_insn_cc0_mode' and
6134 `this_insn_cc0' in macro HAVE_cc0.
6136 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
6137 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
6138 (output_uleb128): Likewise.
6139 (output_sleb128): Likewise.
6140 (output_cfi): Likewise.
6141 (output_call_frame_info): Remove unused variables `j', `fde_size'
6143 (comp_unit_has_inlines): Hide declaration as per rest of file.
6144 (size_of_line_prolog): Correct typo in prototype.
6145 (add_arange): Likewise.
6146 (output_aranges): Likewise.
6147 (add_name_and_src_coords_attributes): Likewise.
6148 (gen_array_type_die): Likewise.
6149 (gen_inlined_subroutine_die): Likewise.
6150 (equate_decl_number_to_die): Remove unused variable `i'.
6151 (print_die): Reconcile format vs. args in fprintf's.
6152 (print_dwarf_line_table): Likewise.
6153 (output_die): Likewise.
6154 (output_line_info): Likewise.
6155 (add_subscript_info): Avoid an empty body in an else-statement.
6156 (gen_subprogram_die): Remove unused variable `fp_loc'.
6158 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
6159 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
6160 macro. Protect `src_coords_attribute' prototype with
6161 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
6162 prototype as in the rest of the file. Likewise for
6163 `output_pointer_type_die' and `output_reference_type_die'. Remove
6164 prototype for `type_of_for_scope'.
6165 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
6166 (type_attribute): Add explicit braces to avoid ambiguous `else'.
6168 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
6169 (shorten_branches): Protect declaration of tmp_length with
6170 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
6171 (profile_function): Protect declaration of `sval' and `cxt'
6172 variables with appropriate macros.
6173 (final_scan_insn): Likewise for `note' variable. Add explicit
6174 braces to avoid empty body in an if-statement.
6175 (output_asm_insn): Move variable `i' inside macro conditional
6176 where it is used. Add parentheses around assignment used as truth
6178 (asm_fprintf) Likewise, likewise.
6180 * fix-header.c (main): Remove unused variable `done'. Protect
6181 declaration of `i' with FIXPROTO_IGNORE_LIST.
6183 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
6185 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
6188 * profile.c: Include <string.h>/<strings.h>.
6189 (instrument_arcs): Remove unused variables `note', `inverted',
6190 `zero' and `neg_one'.
6191 (branch_prob): Avoid empty body in an if-statement.
6193 * regclass.c: Include <stdlib.h>.
6194 (reg_alternate_class): Explicitly declare parameter `regno'.
6196 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
6197 parentheses around assignment used as truth value.
6198 (find_matches): Remove unused variables `output_operand' and
6200 (fixup_match_1): Remove statement with no effect: "if (0) ;".
6202 * scan.c (sstring_append): Explicitly declare `count' as int.
6203 (scan_string): Explicitly declare parameter `init' as int.
6205 * sched.c: Include <stdlib.h>.
6206 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
6207 (rank_for_schedule): Add parentheses around assignment used as
6209 (schedule_block): Likewise.
6210 (regno_use_in): Likewise.
6211 (schedule_insns): Remove unused variable `i'.
6213 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
6214 (v_message_with_decl): Remove unused variable `n'.
6215 (botch): Explicitly declare parameter `s' as char *.
6216 (main): Add parentheses around assignment used as truth value.
6218 * tree.c (make_node): Protect the variable `kind' with the
6219 GATHER_STATISTICS macro.
6220 (real_value_from_int_cst): Move variable `e' inside conditional
6221 macro area where it is used.
6222 (tree_last): Add parentheses around assignment used as truth value.
6223 (build1): Protect the variable `kind' with the GATHER_STATISTICS
6225 (print_obstack_statistics): Reconcile format vs. args in fprintf.
6226 Protect variables `i', `total_nodes', and `total_bytes' with the
6227 GATHER_STATISTICS macro.
6229 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
6231 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
6232 some comments regarding use of dead_or_set_p.
6234 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
6236 * fixincludes: Tweak fix for struct exception in math.h
6238 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
6240 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
6241 Change mode of registers used to add/sub from
6242 hard_frame_pointer_rtx from word_mode to Pmode.
6244 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
6246 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
6247 asm_output_aligned_bss() instead of asm_output_bss().
6249 * toplev.c (rest_of_compilation): Replace references to
6250 stack_reg_dump_file and dbr_sched_dump_file with references to
6253 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
6255 * tlink.c (scan_linker_output): Call fclose() for opened files.
6257 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
6259 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
6260 compiling with -fpic -- we want to be able to override symbols
6262 (alpha_expand_block_move): Fix thinko in last change.
6264 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
6265 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
6266 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
6268 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
6270 * alpha.md (abssf, absdf): Revert last change.
6272 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
6274 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
6275 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
6277 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
6279 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
6280 a CONST_INT into SFmode.
6282 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
6284 * flags.h: New flag (optimize_size).
6285 * toplev.c (main): Parse -Os option and set optimize_space
6287 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
6288 __OPTIMIZE_SIZE__ when compiling with -Os.
6289 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
6290 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
6291 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
6293 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
6295 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
6297 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
6298 stuff only if MCT_TEXT is #define'd.
6300 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
6302 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
6305 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
6307 * toplev.c: Add -dM command line option to dump RTL after the
6308 machine dependent reorganisation pass, if there is one.
6309 Reorganise RTL dump code, so that only one file handle is
6312 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
6314 * except.c (check_exception_handler_labels): Disable warning when
6317 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
6319 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
6321 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6323 * c-decl.c (grokdeclarator): Get parameter tags from
6324 last_function_parm_tags.
6325 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
6326 traversing the parameter types.
6327 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
6329 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
6331 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
6333 (get_shift_alg): Fix typo.
6335 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
6337 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
6339 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
6341 * toplev.c (get_run_time): Make sure each case gets its variables.
6343 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
6345 * configure.in (build_xm_file): Add auto-config.h if host=build.
6346 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
6347 (build_xm_file_list): Likewise.
6348 * configure: Rebuild.
6350 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6352 * recog.c (validate_replace_rtx_1): Only perform substitutions
6353 of arguments to commutative and comparison operators once.
6355 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6357 * sparc.c (output_cbranch): Add default case in
6360 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
6361 (emit_delay_sequence): Eliminate unused parameter, all callers
6363 (fill_simple_delay_slots): Likewise.
6364 (fill_slots_from_thread): Likewise.
6365 (fill_eager_delay_slots): Likewise.
6366 (mark_referenced_resources): Add default case in enumeration switch.
6367 (mark_set_resources): Likewise.
6368 (rare_destination): Likewise.
6369 (mostly_true_jump): Likewise.
6370 (find_dead_or_set_registers): Likewise.
6371 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
6372 (update_reg_unused_notes): Remove unused variable `p'.
6373 (mark_target_live_regs): Remove unused variables `next' and
6375 (fill_simple_delay_slots): Remove unused variable `j'.
6376 (fill_slots_from_thread): Add parentheses around assignment used
6378 (dbr_schedule): Likewise.
6380 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
6381 (objc.stage2, objc.stage3, objc.stage4): Likewise.
6383 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
6385 * cse.c (simplify_ternary_operation): Don't try to simplify
6386 IF_THEN_ELSE expressions (created by combine) that don't use
6387 relational operators.
6389 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
6391 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
6394 * crtstuff.c (init_dummy): Keep the epilogue in the init
6395 section for non-ELF systems.
6397 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6399 * sh.md (movqi_i+1): New peephole.
6401 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
6403 * Makefile.in: Remove remaining bytecode stuff.
6404 * emit-rtl.c, expr.c: Likewise.
6406 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
6408 * toplev.c (lang_options): Add unknown-pragma options.
6410 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
6412 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
6413 special (and incomplete) handling for Chill arrays.
6415 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
6417 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
6420 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
6422 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
6424 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
6426 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
6427 .frame directive instead of FRAME_POINTER_REGNUM.
6429 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
6431 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
6432 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
6433 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
6434 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
6435 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
6436 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
6437 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
6438 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
6440 * longlong.h: Replace __mc68332__ with __mcpu32__.
6442 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
6444 * version.c: Bump for snapshot.
6446 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
6448 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
6449 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
6450 * reload1.c (eliminate_regs): Likewise.
6452 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
6454 * regmove.c (find_matches): Initialize matches->earlyclobber too.
6456 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
6458 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
6459 (negsf2, negdf2): Use proper subtract in IEEE mode.
6461 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
6463 * Makefile.in: Remove more bytecode stuff.
6464 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
6465 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
6466 * f/install.texi, objc/Make-lang.in: Likewise.
6468 * Makefile.in: Remove all bytecode support.
6469 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
6470 * emit-rtl.c: Remove all bytecode support.
6471 * expr.c, expr.h function.c, integrate.c: Likewise.
6472 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
6473 * tree.h, varasm.c: Likewise.
6474 * config/m68k/m68k.h: Likewise.
6475 * bi-*, bc-*, bytecode*: Delete bytecode related files.
6476 * modemap.def: Likewise.
6478 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
6480 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
6481 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
6483 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
6485 * i386.md (push): Prohibit symbolic constants if flag_pic.
6486 (movsi+1): Likewise for move to non-register.
6488 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
6490 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
6491 (print_operand): Handle 0xffffffff on 32 bit host.
6493 * configure.in (thread_file): Rename uses before main loop to
6494 target_thread_file. Initialize to empty in main loop. Set thread_file
6495 to target_thread_file after main loop if not set.
6496 * configure: Rebuild.
6498 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
6499 (add_values_to_cover): Revert last change (which had no ChangeLog
6501 (simplify_with_current_value_aux): Handle CONST_INT.
6503 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6505 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
6507 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
6509 * configure.in: Add cpp stringify test.
6510 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
6511 * gengenrtl.c: Use it.
6512 * configure, config.in: Rebuild.
6514 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6516 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
6518 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
6520 * configure.in: Find declaration for sbrk.
6521 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
6522 * config.in, configure: Rebuild.
6523 * mips-tfile.c: Properly protect declaration of sbrk and free.
6524 * toplev.c: Properly protect declaration of sbrk.
6526 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
6528 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
6530 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
6532 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
6534 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
6536 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
6538 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
6540 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
6541 constant offset computations from objects with known alignment in
6542 the presence of STACK_BIAS.
6544 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
6546 (const_hash): Hash val is unsigned long.
6547 (SYMHASH): Likewise.
6549 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
6551 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
6552 char pointer, not HOST_WIDE_INT.
6553 (print_node): Likewise. Also hash is unsigned long not
6556 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
6558 * explow.c (optimize_save_area_alloca): New function for targets
6559 where SETJMP_VIA_SAVE_AREA is true.
6560 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
6561 compute the amount of stack space needed should we find later that
6562 setjmp is never called by this function, stuff rtl for this inside
6563 a REG_NOTE of the final SET of stack_pointer_rtx.
6564 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
6565 current_function_calls_alloca, call optimize_save_area_alloca.
6567 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
6569 * i386.md: Remove redundant integer push patterns.
6570 Don't bother checking for TARGET_PUSH_MEMORY when
6571 pushing constants or registers.
6573 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6574 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
6576 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
6577 (pwait): New function for mingw32.
6579 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
6580 pipe support is broken for now.
6582 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
6584 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
6585 between frame_pointer_rtx, hard_frame_pointer_rtx, and
6586 arg_pointer_rtx is respected in initialization.
6587 (init_emit_once): Use gen_rtx_raw_REG() to create
6588 return_address_pointer_rtx.
6590 * reorg.c: #include "expr.h" for rtx prototypes.
6591 * Makefile.in (reorg.o): Depend on expr.h
6593 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
6595 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
6596 local_prefix to sub-make invocations.
6598 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
6600 * objc-parse.c: Recognize protocol qualifiers in class definitions.
6602 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
6606 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
6607 * configure.in: Check for atol.
6608 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
6610 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
6612 * loop.c (find_and_verify_loops): When attempting to move insns from
6613 inside the loop outside the loop, create a BARRIER if no suitable
6616 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
6617 favor of an equivalent change from gcc-2.8.
6619 * i386/x-sco5 (CC): Remove trailing whitespace.
6621 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6623 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
6624 (accessor_from_format): Likewise.
6625 (xmalloc): New function for use when linking with alloca.o.
6627 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6629 * frame.c (find_fde): Correct FDE's upper bound.
6631 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
6633 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
6635 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
6637 * calls.c (expand_call): Move #ifdef code out of macro argument
6639 (emit_library_call, emit_library_call_value): Likewise.
6641 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
6643 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
6645 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
6647 * version.c: Bump for snapshot.
6649 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
6651 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
6652 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
6653 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
6654 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
6655 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
6656 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
6657 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
6658 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
6659 * unroll.c, varasm.c: Likewise.
6660 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
6662 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
6664 * mips.h: Fix some type-o's from a previous change.
6666 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
6668 * loop.c (check_dbra_loop): Make sure initial value is a
6669 CONST_INT before trying to normalize it.
6671 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
6673 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
6675 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
6677 * cppexp.c: Include gansidecl.h
6679 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
6681 * svr4.h (LINK_SPEC): Never specify -h.
6682 * ptx4.h (LINK_SPEC): Likewise.
6683 * rs6000/sysv4.h (LINK_SPEC): Likewise.
6684 * sparc/sol2.h (LINK_SPEC): Likewise.
6686 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
6688 * c-typeck.c (comptypes): Exit early on NULL input.
6690 * haifa-sched.c (schedule_insns): Correctly remove inter-block
6691 dependencies after reload.
6693 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6695 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
6697 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
6699 * alpha/vms.h (DIR_SEPARATOR): define
6701 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6703 * Makefile.in (stamp-proto): Remove.
6704 (protoize.o, unprotoize.o): Straightforward compile.
6705 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
6707 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6709 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
6710 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
6712 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
6714 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
6715 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
6716 * sparc/netbsd.h, vax/netbsd.h: Likewise.
6718 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
6720 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
6722 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
6724 * configure.in (target_cpu_default, target_cpu_default2): Use double
6725 quotes around them when testing their value.
6726 * configure: Rebuilt.
6728 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
6730 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
6732 (gendef): Call obstack_alloc_rtx.
6734 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
6736 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
6739 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
6741 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
6742 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
6743 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
6745 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
6747 * mips.md (return_internal): Change mode from SImode to VOIDmode.
6749 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
6751 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
6754 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
6756 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
6757 suffix from operand 3.
6759 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6760 Jeffrey A Law (law@cygnus.com)
6762 * regmove.c: New implementation of regmove pass.
6763 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
6764 decls, make them have external linkage. Return a value from
6765 optimize_reg_copy_1.
6766 * reload.h (count_occurrences): Add decl.
6767 * reload1.c (count_occurrences): Delete decl, make it have external
6769 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
6771 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
6773 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
6774 if it is not defined.
6776 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
6778 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
6779 * emit-rtl.c (gen_rtx): Move special code to ...
6780 (gen_rtx_CONST_INT): New function.
6781 (gen_rtx_REG): New function.
6782 (*): Update all calls to gen_rtx.
6783 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
6784 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
6785 (GEN_INT): Call gen_rtx_CONST_INT.
6786 * gengenrtl.c: New file.
6788 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
6790 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
6791 (base_alias_check): If no base found for address call canon_rtx and
6794 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
6796 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
6797 arguments for mips16.
6798 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
6799 Don't lose if tsize is zero after handling large stack for mips16.
6800 * mips.md (return): For trivial return, return address is in $31.
6802 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
6804 * mips/mips16.S: Various changes to make it work with -msingle-float
6807 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
6808 Ian Lance Taylor <ian@cygnus.com>
6809 Jeff Law <law@cygnus.com>
6811 * mips.c, mips.h, mips.md: First cut at merging in mips16
6812 support. Major modifications throughout all three files.
6814 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
6816 * configure.in: Make gthr-default.h a forwarding header instead of
6819 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6821 * gcov-io.h: Include sys/types.h to ensure we get size_t.
6823 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
6825 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
6826 Jeffrey A Law (law@cygnus.com)
6828 * crtstuff.c (__frame_dummy): New function for irix6.
6829 (__do_global_ctors): Call __frame_dummy for irix6.
6830 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
6832 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
6834 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
6836 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
6838 * c-decl.c (init_decl_processing): Provide proper fallback symbol
6839 for __builtin_memset.
6840 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
6841 not INTEGER_CST. Assert arg 3 is a constant.
6843 * alpha.c (mode_width_operand): Accept 64-bit modes.
6844 (mode_mask_operand): Likewise.
6845 (print_operand): Likewise for 'M' and 'U' codes.
6846 (alpha_expand_unaligned_load): New function.
6847 (alpha_expand_unaligned_store): Likewise.
6848 (alpha_expand_unaligned_load_words): Likewise.
6849 (alpha_expand_unaligned_store_words): Likewise.
6850 (alpha_expand_block_move): Likewise.
6851 (alpha_expand_block_clear): Likewise.
6852 * alpha.h (MOVE_RATIO): New define.
6853 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
6854 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
6856 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
6857 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
6859 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
6861 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
6862 * configure: Update.
6864 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
6866 * emit-rtl.c (operand_subword): Correctly handle extracting a word
6867 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
6869 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
6872 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
6874 * configure.in: Set and subsitute host_exeext. Use it when creating
6875 the assembler and linker symlinks.
6876 * configure: Rebuild.
6877 * Makefile.in (exeext): Set to @host_exeext@.
6878 (build_exeext): New variable, set to @build_exeext@.
6879 (FLAGS_TO_PASS): Pass down build_exeext.
6880 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
6883 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
6885 * mn10200.md (addsi3, subsi3): Fix thinkos.
6887 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
6889 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
6890 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
6891 unix always, since we want to be able to thunk to functions in a
6892 shared library from an application.
6894 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
6896 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
6897 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6899 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
6901 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
6902 offset's mode is not ptr_mode, convert it.
6904 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
6906 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
6907 compiling if it was already defined.
6909 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
6911 * flow.c (find_basic_blocks): Don't create a new basic block
6912 for calls in a LIBCALL block.
6914 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
6916 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
6918 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
6920 * cse.c (rtx_cost): Remove conflicting default case.
6922 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
6924 * configure.in: Move default enabling of Haifa out of for loop.
6925 * configure: Rebuild.
6927 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
6929 * version.c: Bump for snapshot.
6931 1997-12-25 Teemu Torma <tot@trema.com>
6933 * Makefile.in (GTHREAD_FLAGS): New var.
6934 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
6935 (distclean): Remove gthr-default.h.
6937 * configure.in: Accept dce as a thread package.
6938 Check for thread.h and pthread.h.
6939 Link gthr-default.h to appropriate thread file and set
6941 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
6942 include multilib definitions from pa/t-dce-thr.
6943 (sparc-*-solaris2*): Enable threads by default, if thread.h or
6944 pthread.h is found, preferring posix threads over solaris ones.
6946 * config/pa/t-dce-thr: New file.
6947 * config/pa/t-pa: Removed multilibs.
6948 * config/sparc/t-sol2: Ditto.
6951 * gthr-single.h: New file.
6952 * gthr-posix.h: New file.
6953 * gthr-solaris.h: New file.
6954 * gthr-dce.h: New file.
6955 * libgcc-thr.h: Removed.
6956 * objc/thr-dce.c: New file copied from thr-decosf1.c.
6958 * frame.c: Include gthr.h instead of libgcc-thr.h.
6959 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
6960 (eh_context_initialize): If __gthread_once fails, use static eh
6962 (eh_context_free): Call __gthread_key_dtor.
6964 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
6966 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
6968 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
6970 * cse.c (max_insn_uid): New variable.
6971 (cse_around_loop): Use max_insn_uid.
6972 (cse_main): Set max_insn_uid.
6974 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
6975 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
6976 -mlong64, and -mgp{32,64} options.
6977 * mips.c (mips_abi): Change type to int.
6978 * mips.h (enum mips_abi_type): Delete.
6979 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
6980 (mips_abi): Change type to int.
6982 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
6984 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
6985 optimization is now always enabled.
6987 * calls.c (expand_call): Recognize C++ operator new as malloc-like
6990 * alias.c (memrefs_conflict_p): Eliminate tests now done by
6992 (*_dependence): Call canon_rtx before base_alias_check.
6993 (init_alias_once): New function to precompute set of registers which
6994 can hold Pmode function arguments.
6996 * rtl.h: Declare init_alias_once.
6998 * toplev.c (compile_file): Call init_alias_once.
7000 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
7002 * tree.c (restore_tree_status): Do not dereference a null pointer.
7004 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
7006 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
7007 RLIMIT_STACK. This maintains consistency with the recent, similar
7008 patch to cccp.c and toplev.c.
7010 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
7012 * genattrtab.c (expand_units): For large nr opclasses, expand
7013 function_units_used with ORX to prevent blowups. Tag with FFS.
7014 (num_unit_opclasses): New variable.
7015 (gen_unit): Update it.
7016 (enum operator): Add ORX_OP.
7017 (operate_exp): Treat ORX as or, except don't expand across an if.
7018 Reuse number rtx's after operating on them.
7019 (check_attr_value): Accept IOR, AND, & FFS.
7020 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
7021 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
7022 (write_expr_attr_cache, write_toplevel_expr): New functions.
7023 (write_attr_get): Handle FFS-tagged expressions.
7024 (make_canonical): Don't expand const attributes.
7025 (convert_const_symbol_ref): Dike out.
7026 (evaluate_eq_attr): Handle SYMBOL_REF.
7027 (main): Don't emit get_attr_foo for const attributes.
7029 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
7030 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
7031 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
7032 * alpha.md: Redo all of the scheduling, adding EV6 support, and
7033 combining function units where possible.
7034 (attr "type"): Split loads, stores, cmov into int/fp. Combine
7035 multiplies and divides. Add EV6 sqrt, ftoi, itof.
7036 (attr "opsize"): New attribute.
7037 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
7038 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
7039 to control register allocation.
7040 (movsi2-1, movdi2-1): Likewise.
7042 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
7044 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
7045 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
7046 Move OSF/1 specific defines out.
7047 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
7048 Move Linux specific defines out.
7049 (LINK_SPEC): Genericize.
7050 (ASM_FILE_START): Emit .arch if using more than the base insn set.
7051 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
7052 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
7053 (HANDLE_SYSV_PRAGMA): Define.
7054 * alpha/osf.h: New file.
7055 * alpha/linux.h: Split. Retain file-format independant defines.
7056 Import Linux bits from elf.h.
7057 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
7058 (FUNCTION_PROFILER): _mcount takes its address in $28.
7059 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
7060 * alpha/linux-ecoff.h: New file.
7061 * alpha/linux-elf.h: New file.
7062 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
7063 * alpha/win-nt.h (TARGET_DEFAULT): Define.
7064 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
7065 Add new headers as appropriate.
7067 * configure.in (alpha*): Enable Haifa by default.
7068 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
7069 * configure: Rebuild.
7071 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
7073 * Makefile.in (clean): Remove the stages with their objects here ...
7074 (distclean): ... instead of here.
7076 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7078 * cse.c (rtx_cost): Add default case in enumeration switch.
7079 * fix-header.c (recognized_macro): Likewise.
7080 (recognized_extern): Likewise.
7081 (write_rbrac): Likewise.
7082 * objc/objc-act.c (encode_aggregate): Likewise.
7083 (gen_declarator): Likewise.
7084 (gen_declspecs): Likewise.
7086 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
7088 * haifa-sched.c (create_reg_dead_note): Detect and handle another
7089 case where we kill more regs after sched than were killed before
7091 * sched.c (create_reg_dead_note): Similarly.
7093 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
7095 * c-pragma.c: Include flags.h.
7097 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
7099 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
7100 about system headers.
7101 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
7102 and also to resolve symbols in prefix.c.
7104 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
7105 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
7106 when the definitions in auto-config.h is not visible.
7107 (HAVE_BZERO): Likewise.
7108 (HAVE_BCMP): Likewise.
7109 (HAVE_RINDEX): Likewise.
7110 (HAVE_INDEX): Likewise.
7112 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
7114 * pa.c (emit_move_sequence): Handle a function label source
7117 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
7119 * c-pragma.c (handle_pragma_token): Generate warning messages
7120 about unknown pragmas if warn_unknown_pragmas is set.
7122 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
7123 line option to set variable: warn_unknown_pragmas.
7125 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
7127 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
7129 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
7131 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
7133 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
7134 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
7135 generate more fine grained floating point emulation libraries.
7136 * config/fp-bit.c: Add protecting #ifdef to all functions so
7137 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
7138 then compile all suitable functions.
7139 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
7140 underscores to avoid namespace pollution.
7141 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
7143 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7147 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7148 Jeff Law <law@cygnus.com>
7150 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
7152 * c-decl.c (finish_decl): Use parentheses around && within ||.
7153 * rtl.c: Include stdlib.h.
7154 (read_skip_spaces): Add parentheses around assignments used as
7156 (read_rtx): Initialize list_rtx.
7157 * cppexp.c (parse_number): Use || when operands are truth values.
7158 * alias.c (find_base_value): Add default case.
7159 (memrefs_conflict): Likewise.
7160 * combine.c (sets_function_arg_p): Likewise.
7161 * genemit.c (gen_exp): Likewise.
7162 * local-alloc.c (contains_replace_regs): Likewise.
7163 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
7164 * fold-const.c (fold_convert): Use "&&" for truth values.
7165 (fold): Add default case.
7166 * sdbout.c (sdbout_field_types): Fix typo in declaration.
7167 (sdbout_one_type): Add default case.
7168 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
7169 (some_operand): Add default case.
7170 (input_operand): Likewise.
7171 (signed_comparison_operator): Likewise.
7172 (divmod_operator): Likewise.
7173 (alpha_set_memflags_1): Likewise.
7174 * reload1.c (reload_cse_simplify_operands): Ensure function
7175 always returns a value.
7176 * scan-decls.c (scan_decls): Likewise.
7177 * c-lex.c (skip_white_space): Fix typo in declaraion.
7178 * c-typeck.c (comp_target_types): Add parentheses around assignment
7179 used as truth value.
7180 (print_spelling): Likewise.
7181 (constructor_implicit, constructor_result): Remove unused variables.
7182 * collect2.c (scan_library): Protect prototype with
7183 #ifdef SCAN_LIBRARIES.
7184 * emit-rtl.c (find_line_note): Fix typo in declaration.
7185 * final.c (asm_insn_count): Protect prototype with
7186 #ifdef HAVE_ATTR_length.
7187 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
7188 (try_pre_increment_1, try_pre_increment): Likewise.
7189 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
7190 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
7191 * gcov-io.h (__store_long, __write_long, __read_long): Fix
7192 unsigned/signed comparisons.
7193 * gcov.c (read_files): Remove unused "first_type" variable.
7194 (scan _for_source_files): Initialize s_ptr.
7195 (function_summary): Eliminate "%lf" formatting, use %ld for
7197 (output_data): Initialize branch_probs and last_line_num.
7198 Eliminate "%lf" formatting, use "%ld" for longs.
7200 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
7202 * mips16.S: New file.
7204 * libgcc2.c (varargs): Handle mips16.
7206 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
7208 * stmt.c (expand_end_case): Likewise.
7209 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
7210 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
7211 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
7213 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7215 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
7216 the build directory.
7217 (libobjc.a): Update dependency list.
7218 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
7220 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
7221 (objc.mostlyclean): Remove runtime-info.h.
7223 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
7225 * tree.c (build_range_type): Allow creation of ranges with no maximum.
7226 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
7227 * dwarf2out.c (add_subscript_info): Likewise.
7228 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
7229 * sdbout.c (plain_type_1): Likewise.
7230 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
7232 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
7235 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7237 * mips.c (fatal): Remove declaration.
7239 1997-12-18 Mark Mitchell <mmitchell@usa.net>
7241 * integrate.c (get_label_from_map): New function.
7242 (expand_inline_function): Use it. Initialize the label_map to
7243 NULL_RTX instead of gen_label_rtx.
7244 (copy_rtx_and_substitute): Use get_label_from_map.
7245 * integrate.h (get_label_from_map): New function.
7246 (set_label_from_map): New macro.
7247 * unroll.c (unroll_loop): Use them.
7248 (copy_loop_body): Ditto.
7250 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
7252 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
7253 (INIT_TARGET_OPTABS): Define.
7254 * mips/ecoff.h: Include gofast.h before mips.h.
7255 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
7256 * mips/elf64.h: Likewise.
7257 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
7259 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
7261 * except.c: Remove register_exception_table{,_p}.
7263 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
7265 * unroll.c (calculate_giv_inc): Handle constant increment found in
7266 a MEM with an appropriate REG_EQUAL note.
7268 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
7270 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
7271 frame pointer in the prologue.
7273 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
7275 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
7276 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
7278 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
7280 * config/m68k/m68k.c (output_function_prologue): Typecast
7281 dwarf2out_cfi_label to (char *).
7282 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
7284 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
7286 * sparc.md (jump): Don't use the annul bit around an empty loop.
7287 Patch from Kevin.Kelly@East.Sun.COM.
7289 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
7291 * jump.c: (jump_optimize): Don't use the return register as a
7292 source1 of a conditional move.
7294 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
7296 * sparc.c (DF_MODES): Or the mask not the bit number.
7297 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
7299 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7301 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
7303 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
7305 * fixincludes (size_t): Add support for Motorola's stdlib.h
7306 which fails to provide a definition for size_t.
7307 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
7308 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
7309 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
7311 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
7312 prevent unresolved externals in libio.
7313 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
7315 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
7317 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
7318 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
7319 (LIB_SPEC): Updated for glibc 2.
7321 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
7323 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
7324 * ginclude/varargs.h: Likewise.
7326 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
7328 * version.c: Bump for snapshot.
7330 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
7332 * frame.h (__register_frame, __register_frame_table,
7333 __deregister_frame): New.
7334 * frame.c (__register_frame, __register_frame_table,
7335 __deregister_frame): New.
7336 * frame.c (__deregister_frame_info): Return void *.
7337 * frame.h (__deregister_frame_info): Ditto.
7338 * collect2.c (__deregister_frame_info): Ditto.
7340 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
7342 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
7344 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
7346 * alpha.c (alpha_cpu_name): New variable.
7347 (alpha_mlat_string): Likewise.
7348 (alpha_memory_latency): Likewise.
7349 (override_options): Handle -mmemory-latency.
7350 (alpha_adjust_cost): Adjust load cost for latency.
7351 * alpha.h (TARGET_OPTIONS): Add meory-latency.
7352 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
7353 TARGET_CIX into account.
7354 (MEMORY_MOVE_COST): Define in terms of memory_latency.
7355 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
7357 * alpha.h (ASM_COMMENT_START): New macro.
7359 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
7361 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
7362 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
7364 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
7365 SUBREG_REG if the word count is unchanged.
7366 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
7367 subregs of identical word size for push_reload.
7369 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
7371 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
7372 if all we're doing is dealing with -Wreturn-type.
7374 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
7376 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
7377 Use and 255 instead of zapnot 1, since it schedules better.
7379 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
7381 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
7384 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
7386 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
7387 dependency we delete. Properly update prev for multiple consecutive
7389 (priority): Skip deleted dependence.
7391 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
7393 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
7395 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7397 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
7398 determining when a new basic block starts.
7400 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
7402 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
7403 * pa.md (iorsi3): Add missing args to *_operand calls.
7405 * except.c (call_get_eh_context): Don't mess with sequences.
7406 (emit_eh_context): Include the call in the sequence here.
7408 1997-12-11 Paul Eggert <eggert@twinsun.com>
7410 * collect2.c (write_c_file_glob): Allocate initial frame object
7411 in static storage and pass its address.
7413 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7415 * except.c (call_get_eh_context): Don't take a parm.
7416 Put the call at the top of the function.
7417 (emit_eh_context): Adjust.
7418 (get_eh_context): Replace with former use_eh_context.
7419 (get_eh_context_once, get_saved_pc_ref): Remove.
7420 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
7422 * integrate.c (expand_inline_function): Adjust.
7423 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
7425 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
7427 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
7428 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
7430 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
7432 * fixincludes (strlen,strspn,strcspn return value): Handle different
7434 (hypot): Provide a fake for hypot which is broken on
7435 m88k-motorola-sysv3.
7437 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
7439 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
7440 tree_code_name from pointers to arrays.
7441 * tree.c: Remove standard_tree_code_* variables, no longer used.
7442 * print-tree.c: Remove declaration of tree_code_name.
7444 * cp/lex.c (init_lex): Update for tree_code_* changes.
7445 * objc/objc-act.c (init_objc): Likewise.
7447 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
7450 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
7452 * config.sub: Add support for BeOS target.
7453 * configure.in: Likewise.
7454 * ginclude/stdarg.h: Likewise.
7455 * ginclude/stddef.h: Likewise.
7456 * ginclude/varargs.h: Likewise.
7457 * rs6000/beos.h: New file for BeOS.
7458 * rs6000/t-beos: Likewise.
7459 * rs6000/x-beos: Likewise.
7460 * rs6000/xm-beos.h: Likewise.
7461 * toplev.c (get_run_time): Just return 0 on BeOS.
7463 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
7464 Toon Moene (toon@moene.indiv.nluug.nl)
7466 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
7467 old and broken Sun3 assemblers. Newer versions handle large
7468 offsets correctly as does the GNU assembler.
7470 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
7472 * objc/objc-act.c (lang_report_error_function): Disable.
7473 * objc/objc-parse.y: Include "output.h".
7474 (yyerror): Remove redundant decl.
7475 (yyprint): Fix prototype.
7476 (apply_args_register_offset): Remove redundant decl.
7477 (get_file_function_name): Likewise.
7479 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
7481 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
7483 (find_basic_blocks_1): Likewise.
7485 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
7487 * except.c (use_eh_context): Don't copy_rtx a REG.
7488 (emit_throw): Lose old unwinder support.
7489 (expand_internal_throw): Likewise.
7490 * libgcc2.c (struct eh_context): Likewise.
7491 (new_eh_context): Likewise.
7492 (__get_eh_info): Lose redundant cast.
7493 (__get_dynamic_handler_chain): Likewise.
7494 (__get_saved_pc): Lose.
7495 Lose all old unwinder support code.
7497 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
7499 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
7501 * integrate.c (expand_inline_function): If the inline fn uses eh
7502 context, make sure that the current fn has one.
7503 * toplev.c (rest_of_compilation): Call emit_eh_context.
7504 * except.c (use_eh_context): New fn.
7505 (get_eh_context_once): New fn.
7506 (call_get_eh_context): New fn.
7507 (emit_eh_context): New fn.
7508 (get_eh_context): Call either get_eh_context_once or
7509 call_get_eh_context, depending on what we have.
7510 (get_dynamic_handler_chain): Call get_eh_context_once.
7511 * except.h: Prototypes for fns above.
7512 * optabs.c (get_eh_context_libfunc): Removed.
7513 (init_optabs): Don't initialize it.
7514 * expr.h (get_eh_context_libfunc): Removed.
7515 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
7516 * config/pa/pa.h (CPP_SPEC): Support for -threads.
7517 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
7518 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
7519 New multilib for -threads.
7520 * config/sparc/t-sol2: Added multilibs for -threads and
7521 made -pthreads alias to it.
7522 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
7523 Added -threads and -pthreads options.
7524 * libgcc-thr.h: New file.
7525 * libgcc2.c: (__get_cpp_eh_context): Removed.
7526 (struct cpp_eh_context): Removed.
7527 (struct eh_context): Replaced cpp_eh_context with generic language
7529 (__get_eh_info): New function.
7530 (__throw): Check eh_context::info.
7532 * libgcc2.c: Include libgcc-thr.h.
7533 (new_eh_context, __get_eh_context,
7534 eh_pthread_initialize, eh_context_initialize, eh_context_static,
7535 eh_context_specific, eh_context_free): New functions.
7536 (get_eh_context, eh_context_key): New variables.
7537 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
7538 get_eh_context to get the context.
7539 (longjmp): Move the declaration inside
7540 #ifdef DONT_USE_BUILTIN_SETJMP.
7541 * frame.c: Include libgcc-thr.h.
7542 (object_mutex): Mutex to protect the object list.
7543 (find_fde, __register_frame, __register_frame_table,
7544 __deregister_frame): Hold the lock while accessing objects.
7545 * except.h (get_eh_context): Declare.
7546 * except.c (current_function_ehc): Define.
7547 (current_function_dhc, current_function_dcc): Removed.
7548 (get_eh_context): New function.
7549 (get_dynamic_handler_chain): Use get_eh_context.
7550 (get_saved_pc_ref): Ditto.
7551 (get_dynamic_cleanup_chain): Removed references to
7552 current_function_dcc.
7553 (save_eh_status, restore_eh_status): Save and restore
7554 current_function_ehc instead.
7555 * optabs.c (get_eh_context_libfunc): New variable.
7556 (init_optabs): Initialize it.
7557 * expr.h: Declare get_eh_context_libfunc.
7558 * function.h (struct function): Replaced dhc and dcc with ehc.
7559 * except.c (get_saved_pc_ref): New functions.
7560 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
7561 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
7563 (end_eh_unwinder): Likewise.
7564 (init_eh): Remove initialization of eh_saved_pc.
7565 * optabs.c (get_saved_pc_libfunc): New variable.
7566 (init_optabs): Initialize it.
7567 * expr.h: Declare get_saved_pc_libfunc.
7568 * except.h (eh_saved_pc_rtx): Deleted.
7569 (get_saved_pc_ref): Declared.
7571 From Scott Snyder <snyder@d0sgif.fnal.gov>:
7572 * libgcc2.c (__get_saved_pc): New.
7573 (__eh_type, __eh_pc): Deleted.
7574 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
7575 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
7578 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
7580 * sparc/sol2.h: Use 64 bit multiply and divide functions in
7581 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
7584 * rtl.h (global_rtl): New variable, replacing separate variables for
7586 (const_int_rtx): Now array of rtx_def, not rtx.
7587 * emit-rtl.c: Update for new rtl data structures.
7588 * genattrtab.c: Define global_rtl.
7590 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
7592 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
7595 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
7597 * crtstuff.c (__do_global_ctors): Fix typo.
7599 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
7601 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7602 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7604 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
7606 * rs6000.h (FUNCTION_ARG_PADDING): Define.
7607 * rs6000.c (function_arg_padding): New function.
7609 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
7611 * m68k.c: Include tree.h only once.
7613 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7615 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
7617 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
7619 * Partially cleaned up prototyping code from HJ.
7620 * tree.h: Add many prototypes.
7621 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
7622 All references changed.
7623 * rtl.h: Protect from multiple inclusions. Add many prototypes.
7625 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
7627 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
7628 string functions like strlen.
7630 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
7632 * configure.in: Check for functions getrlimit and setrlimit.
7633 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
7634 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
7636 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
7638 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
7640 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
7642 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
7645 * alpha.c (override_options): Don't know about scheduling for EV6.
7646 * alpha.md (ev5 function units): Don't overload as ev6.
7648 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
7649 * alpha.md (define_attr type): Add mvi.
7650 (ev5_e0): Define sceduling parameters for it.
7651 (TARGET_MAX insns): Type is mvi not shift.
7653 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
7655 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
7657 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7659 * cstamp-h, auto-config.h: Delete.
7661 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
7663 * version.c: Bump for snapshot.
7665 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
7667 * cccp.c: Fix typo brought over in merge.
7669 * Merge in changes from gcc-2.8.
7671 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
7673 * m68k.c: Include tree.h for dwarf2out_cfi_label.
7675 * gcc.c (process_command): Do not take address of function fatal when
7676 calling lang_specific_driver.
7678 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
7680 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
7681 doesn't work with it yet, so set it to 0.
7682 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
7684 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
7686 * cse.c (cse_insn): Check for invalid entries when taking references.
7688 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7690 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
7691 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
7692 * toplev.c (rest_of_compilation): Pass it. Remove code to
7693 save / clear / restore flag_unroll_{,all_}loops.
7695 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
7697 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
7699 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
7701 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
7703 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
7705 * except.c (get_dynamic_handler_chain): Only make the call once per
7708 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
7710 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7712 * sh.c (final_prescan_insn): Use local label prefix
7713 when emitting .uses pseudo-ops.
7715 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7717 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
7718 * except.c: Lose outer_context_label_stack.
7719 (expand_eh_region_end): Rethrow from outer_context here.
7720 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
7721 (expand_internal_throw): Take no args.
7722 (expand_internal_throw_indirect): Lose.
7723 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
7724 (expand_start_all_catch): Start a rethrow region.
7725 (expand_end_all_catch): End it.
7726 (expand_rethrow): New fn.
7727 * except.h: Reflect above changes.
7728 * flow.c: Revert change of Nov 27.
7730 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
7732 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
7734 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7736 * except.c (expand_fixup_region_end): New fn.
7737 (expand_fixup_region_start): Likewise.
7738 (expand_eh_region_start_tree): Store cleanup into finalization here.
7739 * stmt.c (expand_cleanups): Use them to protect fixups.
7741 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
7743 * mips/mips.md (muldi3_r4000): Broaden the output template
7744 and attribute assignments to handle three operand dmult;
7745 rename to muldi3_internal2.
7746 (muldi3): Call the new muldi3_internal2 for R4000, and
7747 any GENERATE_MULT3 chip.
7749 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
7751 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
7753 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
7755 * unroll.c (find_splittable_givs): Remove last change. Handle givs
7756 with a dest_reg that was created by loop.
7758 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
7760 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
7762 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
7764 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
7766 * configure.in: Fix NCR entries.
7768 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
7770 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
7771 nested exceptions correctly.
7773 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
7774 that was created by loop.
7776 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
7778 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
7780 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
7782 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
7784 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
7785 (print_operand): Use SMALL_DATA_REG for the register involved in
7786 small data relocations.
7787 (print_operand_address): Ditto.
7789 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
7790 -dynamic linker is not used.
7792 * rs6000.md (call insns): For local calls, use @local suffix under
7793 System V. Don't use @plt under Solaris.
7795 * rs6000.c (output_function_profiler): Put label address in r0, and
7796 store LR in 4(sp) for System V/eabi.
7798 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
7799 byte boundary, and maintain stack backchain.
7801 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7803 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7804 fix_truncsfdi2): Change *.
7806 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
7808 * toplev.c (main): Complain about -gdwarfn.
7810 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
7812 * dwarfout.c (output_type): If finalizing, write out nested types
7813 of types we've already written.
7815 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
7817 (patches originally from Geoffrey Keating)
7818 * rs6000.c (function_arg): Excess floating point arguments don't
7819 go into GPR registers after exhausting FP registers under the
7821 (function_arg_partial_nregs): Ditto.
7823 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
7826 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
7828 * integrate.c (output_inline_function): Just unset DECL_INLINE.
7830 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
7832 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
7835 * libgcc2.c (__throw): Initialize HANDLER.
7837 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7839 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7840 fix_truncsfdi2): Change *X to ?*X.
7842 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
7844 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
7846 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
7848 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
7850 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
7852 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
7854 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
7856 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
7857 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
7860 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
7862 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
7863 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
7864 gas and not using the new HP assembler.
7866 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
7868 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
7869 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
7871 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
7873 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
7874 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
7877 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7879 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
7881 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
7883 * except.h: Add outer_context_label_stack.
7884 * except.c: Likewise.
7885 (expand_start_all_catch): Push the outer_context for the try block
7886 onto outer_context_label_stack.
7887 (expand_end_all_catch): Use it and pop it.
7889 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
7891 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
7893 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
7895 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
7897 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
7899 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
7900 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7902 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
7904 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
7905 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
7906 __builtin_delete, and __builtin_vec_delete.
7908 * except.c (output_exception_table): Don't bother with
7911 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
7913 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
7914 is an in/out operand.
7915 (zero extended variants of stwm/stwm patterns): Similarly.
7917 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
7919 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
7921 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
7923 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
7924 (output_call_frame_info): Emit a \n after using it.
7926 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
7928 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
7930 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
7932 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
7933 (ASM_OUTPUT_DWARF_VALUE4): New macro.
7934 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
7936 (output_call_frame_info): Do not output forward label differences
7937 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
7938 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
7940 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7942 * sh.md (attribute "type"): Add nil.
7943 (movsi_ie): y/y alternative is type nil.
7944 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
7946 (movsf_ie+1): Delete.
7948 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
7950 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
7951 large_int, emit two insns instead of one splitable insn.
7952 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
7953 from cfa_temp_value, use cfa_offset. Add assert checking that
7956 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
7958 * cccp.c (deps_output): Properly quote file names for make.
7960 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
7962 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
7964 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
7966 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
7968 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
7970 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
7972 (cse_end_of_basic_block): Similarly.
7974 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
7976 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7977 (SELECT_RTX_SECTION): Define.
7978 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
7980 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
7982 * Makefile.in (compare, compare-lean): Define $stage for each
7984 (gnucompare, gnucompare-lean): Likewise.
7986 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
7988 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
7990 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
7991 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7993 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
7995 * dwarfout.c (byte_size_attribute): Add local var upper_bound
7996 and add case to handle STRING_TYPE.
7997 * dwarfout.c (output_string_type_die): Fix code to generate
7998 correct string length attribute for fixed length strings.
7999 Still needs support for varying length strings.
8001 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
8003 * toplev.c (get_run_time): Do something sensible for cygwin32.
8005 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
8007 * expr.c (expand_builtin_setjmp): Set
8008 current_function_has_nonlocal_label.
8009 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
8010 call-saved registers across calls.
8012 * alpha.md (exception_receiver): Remove.
8013 (nonlocal_goto_receiver_osf): New
8014 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
8015 (nonlocal_goto_receiver): New, select _osf or _vms.
8017 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
8018 keep them from being propogated to the object file.
8019 (alpha_write_linkage): Likewise.
8020 * alpha.md (call_vms): Likewise.
8021 (call_value_vms): Likewise.
8022 (unnamed osf call insns): Likewise.
8024 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
8025 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8027 * alpha.c (call_operand): Any reg is valid for WinNT.
8028 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
8029 (anon nt calls): Add 'R' alternative.
8030 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
8031 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
8033 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
8035 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
8037 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
8038 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
8039 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
8041 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
8043 * reload1.c (new_spill_reg): Improve fixed or forbidden register
8044 spill error message.
8046 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8048 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
8049 use varargs.h. Wrap header with <>, not "".
8051 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
8053 * integrate.c (save_for_inline_copying): Add return value from
8056 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
8058 * fixincludes: Be a little more restrictive on what we will
8059 substitute to replace definitions of MAXINT for HPUX.
8061 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
8063 * dbxout.c (dbxout_symbol_location): Don't assume that variables
8064 whose address is the stack or argument pointers are indirect
8067 1997-11-13 Paul Eggert <eggert@twinsun.com>
8069 * cccp.c, cpplib.c (compare_defs):
8070 Don't complain about arg name respellings unless pedantic.
8071 * cpplib.c (compare_defs): Accept pfile as new arg.
8072 All callers changed.
8074 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8076 * fold-const.c (fold_truthop): Fix bug in last change.
8078 1997-11-13 Paul Eggert <eggert@twinsun.com>
8080 Fix some confusion with IEEE minus zero.
8082 * real.h (REAL_VALUES_IDENTICAL): New macro.
8084 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
8085 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
8087 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
8088 same tree structure as 0.0.
8090 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
8091 macro instead of doing it by hand.
8093 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
8095 * v850/lib1funcs.asm: Minor whitespace changes.
8096 * v850.c: Fix minor formatting problems in many places.
8097 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
8099 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
8101 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
8102 xplus1 when xplus0 is not a register.
8104 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
8106 * flow.c (find_basic_blocks): During marking phase, if we encounter
8107 an insn with a REG_LABEL note, make the target block live and
8108 create an edge from the insn to the target block. Do not make
8109 edges from all blocks to the target block.
8111 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
8113 * confiugre.in: Tweak NCR entries.
8114 * configure: Rebuilt.
8116 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
8118 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
8119 pick apart floating point values, instead of using CONST_DOUBLE_LOW
8120 and CONST_DOUBLE_HIGH.
8122 * rs6000.md (define_splits for DF constants): Use the appropriate
8123 REAL_VALUE_* interface to pick apart DF floating point constants in
8124 a machine independent fashion.
8126 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8128 * fold-const.c (fold_truthop): When changing a one-bit comparison
8129 against zero into a comparison against mask, do a proper sign
8132 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
8134 * except.c: Do not include "assert.h".
8135 (save_eh_status): Turn asserts into conditional aborts.
8136 (restore_eh_status, scan_region): Likewise.
8137 * dwarfout.c: Do not include "assert.h".
8138 (bit_offset_attribute): Turn asserts into conditional aborts.
8139 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
8140 (output_inlined_structure_type_die): Likewise.
8141 (output_inlined_union_type_die): Likewise
8142 (output_tagged_type_instantiation): Likewise.
8143 (dwarfout_file_scope_decl): Likewise.
8144 * dwarf2out.c: Do not include "assert.h"
8145 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
8146 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
8147 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
8148 (add_bit_size_attribute, scope_die_for): Likewise.
8149 (output_pending_types_for_scope): Likewise.
8150 (get_inlined_enumeration_type_die): Likewise.
8151 (get_inlined_structure_type_die): Likewise.
8152 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
8153 (gen_tagged_type_instantiation_die): Likewise.
8155 * flow.c (find_basic_blocks): Refine further to get a more correct
8156 cfg, especially in the presense of exception handling, computed
8157 gotos, and other non-trivial cases. Call abort if an inaccuracy
8158 is detected in the cfg.
8160 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8162 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
8164 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
8165 (skip_white_space): Use whitespace_cr.
8166 (check_newline): Handle whitespace more consistently.
8168 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
8170 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
8171 * i386/xm-cygwin32.h (POSIX): Define.
8173 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
8175 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
8176 is available elsewhere.
8178 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
8180 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
8181 what the instruction can handle.
8183 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
8185 * stmt.c (expand_decl_cleanup_no_eh): New fn.
8187 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
8189 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
8191 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
8192 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
8194 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
8196 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
8197 swap instruction order.
8199 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
8201 * fixinc.svr4 (__STDC__): Add another case.
8203 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8205 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
8206 addresses in the epilogue delay slot.
8208 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
8210 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
8211 in generated `specs' file.
8213 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
8215 * flags.h (flag_rerun_loop_opt): Declare.
8216 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
8217 * toplev.c (flag_rerum_loop_opt): Delete static.
8219 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8221 Bring over from FSF:
8223 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8225 * va-sh.h (__va_arg_sh1): Define.
8227 SH3E doesn't use any integer registers for subsequent arguments
8228 once a non-float value was passed in the stack.
8229 * sh.c (machine_dependent_reorg): If optimizing, put explicit
8230 alignment in front label for ADDR_DIFF_VEC.
8231 * sh.h (PASS_IN_REG_P): Fix SH3E case.
8232 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
8234 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8236 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
8239 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8241 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
8242 put an use_sfunc_addr before each sfunc.
8243 * sh.md (use_sfunc_addr, dummy_jump): New insns.
8244 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
8246 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8248 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
8250 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
8252 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
8255 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
8257 * alias.c (find_base_value): Only return the known base value for
8260 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
8262 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
8263 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
8265 (prologue_get_pc_and_set_got): New pattern.
8267 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
8269 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
8270 for SUBREG, just fall through.
8272 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
8274 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
8276 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
8278 * fixincludes: Fix "hypot" prototype in NeXT math.h.
8280 * Makefile.in (USE_ALLOCA): Always include alloca.o.
8281 (USE_HOST_ALLOCA): Likewise.
8283 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
8284 and LABEL_REFS fields.
8285 * rtl.h (LABEL_REFS): Update.
8287 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
8289 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
8290 sets i2dest. When calling distribute_notes for i3dest_killed, pass
8291 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
8294 * mips.md (insv, extzv, extv): Add change_address call.
8295 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
8297 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
8299 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
8301 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
8302 save_restore_insns if no FP and GP will be restored.
8304 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
8305 Convert CCmode to word_mode before calling GET_MODE_SIZE.
8307 * acconfig.h (HAVE_INTTYPES_H): Undef.
8308 * configure.in (inttypes.h): Check for conflicts between sys/types.h
8309 and inttypes.h, and verify that intmax_t is defined.
8310 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
8311 * config/mips/x-iris3: Likewise.
8313 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
8315 * alias.c (find_base_value): When copying arguments, return the
8316 tenative value for a hard register.
8318 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
8320 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
8321 (yylex): Record wide strings using target endianness, not host.
8323 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
8325 * mn10200.h (ASM_OUTPUT_BSS): Delete.
8326 (ASM_OUTPUT_ALIGNED_BSS): New macro
8327 * mn10300.h (ASM_OUTPUT_BSS): Delete.
8328 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8329 * v850.h (ASM_OUTPUT_BSS): Delete.
8330 (ASM_OUTPUT_ALIGNED_BSS): New macro.
8332 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8334 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
8336 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
8338 * configure.in (sco5): Use cpio to install header files.
8340 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
8342 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
8344 * configure: Rebuild.
8346 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
8348 * i386/sco5.h: enable -gstabs once again.
8350 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
8352 * arm.c (output_move_double): Allocate 3 entries in otherops array.
8354 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
8356 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
8357 notes for sjlj exceptions too.
8358 (expand_eh_region_end): Similarly for EH_REGION_END notes.
8359 (exception_optimize): Optimize EH regions for sjlj exceptions too.
8360 * final.c (final_scan_insn): Don't output labels for EH REGION
8361 notes if doing sjlj exceptions.
8363 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
8365 * alias.c (init_alias_analysis): Handle -fno-alias-check when
8366 optimizing correctly.
8368 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
8369 or set current_function_calls_setjmp anymore.
8371 * flow.c (find_basic_blocks): If we delete the label for an
8372 exception handler, remove it from the EH label list and remove
8373 the EH_BEGIN/EH_END notes for that EH region.
8375 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
8377 * flow.c (find_basic_blocks): Generate correct flow control
8378 information when exception handling notes are present.
8380 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
8382 * dwarf2out.c (output_call_frame_info): Fix length argument
8383 to ASM_OUTPUT_ASCII.
8384 (output_die, output_pubnames, output_line_info): Likewise.
8386 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
8388 * version.c: Bump for snapshot.
8390 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
8391 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
8392 flag_debug_asm is on.
8393 (output_die, output_pubnames, output_line_info): Likewise.
8395 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
8396 and static_chain_rtx into the potential base values array if
8399 * alias.c (new_reg_base_value): New array of potential base values.
8400 (unique_id): Now file scoped static.
8401 (find_base_value, case REG): Return the value in reg_base_value
8402 array for the REG if it exists. Else, return the value from
8403 new_reg_base_value if copying args and REG is a hard register.
8404 (find_base_value, case PLUS): If either operand of the PLUS is
8405 a REG, try to get its base value. Handle base + index and
8407 (record_set): Use new_reg_base_value instead of reg_base_value.
8408 (init_alias_analysis): Allocate space for new_reg_base_value too.
8409 Rework code to iterate over the insns propagating base value
8410 information until nothing changes.
8412 * global.c (global_alloc): Free the conflict matrix after
8413 reload has finished.
8415 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
8417 * libgcc2.c (L_eh): Define __eh_pc.
8418 Replace __eh_type with generic pointer __eh_info.
8420 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
8422 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
8423 use copy_to_reg if address is not a general_operand.
8425 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8427 * profile.c (output_func_start_profiler): Clear flag_inline_functions
8428 for the duration of the call to rest_of_compilation.
8430 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
8432 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
8434 (sparc*-*-*): Recognize --with-cpu=v9.
8435 * sparc/elf.h: New file.
8436 * sparc/t-elf: New file.
8438 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
8440 * mn10300.c (const_8bit_operand): New function.
8441 (mask_ok_for_mem_btst): New funtion.
8442 * mn10300.md (btst patterns with mem operands): Use new functions
8443 to avoid creating btst instructions with invalid operands.
8445 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
8447 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
8448 are running on PowerPC Linux.
8450 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
8452 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
8453 if not previously defined.
8455 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
8457 * function.c (assign_parms): Correct mode of stack_parm if
8458 entry_parm underwent a mode conversion.
8460 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
8462 * global.c (global_alloc): Use xmalloc instead of alloca for
8463 CONFLICTS, since max_allocno * allocno_row_words alone can be more
8464 than 2.5Mb sometimes.
8466 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
8468 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
8469 DEST for the spill, adjust mode of SRC to compensate.
8471 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
8473 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
8474 since any_memory_operand() allows pseudos during reload.
8475 (reload_inhi, reload_outqi, reload_outhi): Likewise.
8477 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
8479 * m68k.md (btst patterns): Add 5200 support.
8481 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8483 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
8484 optimizations, look inside dividend to determine if the expression
8485 can be simplified by using EXACT_DIV_EXPR.
8487 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
8490 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
8492 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
8494 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
8496 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
8498 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
8501 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
8503 * alpha.md (movqi, movhi): Make sure new insns created during reload
8504 won't need reloading themselves.
8505 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
8507 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
8509 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
8511 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
8513 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
8514 Patch from Klaus Kaempf <kkaempf@progis.de>.
8516 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
8518 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
8519 to an element in a constant string.
8521 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
8523 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
8524 bit PC-relative offset. The exception range table pointer is now in
8526 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
8527 (count_fdes, add_fdes, get_cie): Adjust.
8528 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
8531 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
8533 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
8535 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
8536 like stack_pointer_rtx.
8538 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
8540 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
8541 targets using "$@" to provide support for similar but not identical
8542 targets without having to duplicate code.
8543 (bootstrap4): New goal.
8545 * Makefile.in (compare, compare-lean, compare3): Combined to one
8546 ruleset determining actions to be performed via $@.
8547 (compare4, compare4-lean): New targets.
8548 (gnucompare, gnucompare3): Combined to one ruleset determining
8549 actions to be performed via $@. Also, note which files failed
8550 the comparison test in .bad_compare.
8551 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
8553 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
8555 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
8556 if the dividend is a multiple of the divisor.
8558 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
8560 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
8562 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
8565 * alias.c (true_dependence): Fix typo.
8567 * toplev.c (flag_rerun_loop_opt): New variable.
8568 (f_options): Handle -frerun-loop-opt.
8569 (rest_of_compilation): If -frerun-loop-opt, then run the loop
8571 (main): Enable -frerun-loop-opt by default for -O2 or greater.
8573 * loop.c (simplify_giv_expr): Adding two invariants results
8576 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
8578 * expr.c (get_inner_reference): Remove the array bias after
8579 converting the index to Pmode.
8581 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
8583 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
8584 (TARGET_MULT_BUG): Define.
8585 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
8586 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
8588 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
8590 * mn10200.c (indirect_memory_operand): Delete unused function.
8591 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
8592 * mn10200.md (bset, bclr insns): Handle output in a reg too.
8594 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
8596 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
8597 the callee's ldgp, we must do it ourselves, and we use the jsr tag
8598 for more than scheduling.
8600 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
8602 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
8604 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
8606 * mn10300.c (symbolic_operand, legitimize_address): New functions.
8607 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
8608 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
8610 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
8612 * version.c: Bump for snapshot.
8614 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8616 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
8619 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
8621 * toplev.c (flag_exceptions): Default value is 2.
8622 (compile_file): If flag_exceptions still has the value 2, then
8625 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
8626 (rs6000_save_machine_status): Save pic_offset_table_rtx.
8627 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
8629 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
8632 * rs6000.md (*movsi_got_internal_mem): New pattern.
8633 (*movsi_got_internal_mem splitter): New define_split.
8635 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
8637 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
8639 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8641 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
8642 only need to save LR.
8644 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
8646 * mn10300.md (movqi, movhi): Avoid using address registers as
8647 destinations unless absolutely necessary.
8649 * mn10200.c (expand_prologue): Fix typo.
8651 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
8653 * mn10200.md (neghi2): Provide an alternative which works if
8654 the input and output register are the same.
8656 * mn10300.c (print_operand): Handle 'S'.
8657 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
8658 shift amount in last alternative
8660 * mn10300.c (expand_epilogue): Rework to handle register restores
8661 in "ret" and "retf" instructions correctly.
8663 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
8665 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
8666 extzv for memory operands.
8668 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
8669 redundant conditional moves to single operand.
8671 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
8673 * v850.h: Move define of __v850__ from CPP_PREDEFINES
8676 * xm-v850.h: Use __v850 rather than __v850__ to
8679 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
8681 * mips/mips.c (compute_frame_size): Not a leaf function if
8684 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
8686 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
8688 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
8690 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
8691 (DEFAULT_ARCH32_P): New macro.
8692 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
8693 (enum cmodel): Declare.
8694 (sparc_cmodel_string,sparc_cmodel): Declare.
8695 (SPARC_DEFAULT_CMODEL): Provide default.
8696 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
8697 (TARGET_FULLANY): Deleted.
8698 (TARGET_CM_MEDMID): New macro.
8699 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
8700 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8701 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
8702 (CPP_SPEC): Rewrite.
8703 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8704 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
8705 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8706 (ASM_SPEC): Add %(asm_arch).
8707 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
8708 Rename asm_default to asm_cpu_default.
8709 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
8710 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
8711 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
8712 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
8713 (MASK_INT64,MASK_LONG64): Delete.
8714 (MASK_ARCH64): Renamed to MASK_64BIT.
8715 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
8716 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
8717 (TARGET_SWITCHES): Always provide 64 bit options.
8718 (ARCH64_SWITCHES): Delete.
8719 (TARGET_OPTIONS): New option -mcmodel=.
8720 (INT_TYPE_SIZE): Always 32.
8721 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
8722 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
8723 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
8724 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
8725 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
8727 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8728 * sparc/linux.h: Likewise.
8729 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
8730 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8731 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
8732 (SPARC_DEFAULT_CMODEL): Define.
8733 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8734 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8735 (LONG_DOUBLE_TYPE_SIZE): Define.
8736 (ASM_SPEC): Add %(asm_arch).
8737 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8738 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8739 (TARGET_CPU_DEFAULT): Add ultrasparc case.
8740 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
8741 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
8742 (SPARC_DEFAULT_CMODEL): Define.
8743 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
8744 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
8745 MASK_LONG64, MASK_MEDANY.
8746 (SPARC_DEFAULT_CMODEL): Define.
8747 (CPP_PREDEFINES): Delete.
8748 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8749 (ASM_SPEC): Add %(asm_arch).
8750 (LONG_DOUBLE_TYPE_SIZE): Define.
8751 (DWARF2_DEBUGGING_INFO): Define.
8752 * sparc/splet.h (CPP_SPEC): Delete.
8753 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8754 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
8755 (BLOCK_PROFILER): Likewise.
8756 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
8757 (sparc_override_options): Handle code model selection.
8758 (sparc_init_expanders): Renamed from sparc64_init_expanders.
8759 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
8760 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
8761 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
8762 (sethi_di_fullany): Delete.
8764 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
8765 Jeff Law <law@cygnus.com>
8766 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8768 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
8769 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
8770 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
8771 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
8772 * alpha/alpha.md (arg_home): Likewise.
8774 * alpha/alpha.c (vmskrunch): Delete
8775 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
8776 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
8777 truncate to 64 characters.
8779 * make-l2.com: Support openVMS/Alpha.
8781 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
8783 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8785 * longlong.h (count_leading_zeros): Add missing casts to USItype.
8787 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
8789 * i386/bsd386.h (ASM_COMMENT_START): Define.
8791 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
8793 * tree.c (restore_tree_status): Also free up temporary storage
8794 when we finish a toplevel function.
8795 (dump_tree_statistics): Print stats for backend obstacks.
8797 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
8799 * expr.c (use_group_regs): Don't call use_reg for MEMs.
8801 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
8803 * libgcc2.c (__throw): Don't copy the return address.
8804 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
8806 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
8807 * toplev.c (main): Initialize exceptions_via_longjmp.
8809 * tree.c: Add extra_inline_obstacks.
8810 (save_tree_status): Use it.
8811 (restore_tree_status): If this is a toplevel inline obstack and we
8812 didn't want to save anything on it, recycle it.
8813 (print_inline_obstack_statistics): New fn.
8814 * function.c (pop_function_context_from): Pass context to
8815 restore_tree_status.
8816 * obstack.h (obstack_empty_p): New macro.
8818 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
8820 * i386/freebsd.h (ASM_COMMENT_START): Fix.
8822 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
8824 * v850.c (ep_memory_offset): New function.
8825 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
8827 * v850.h (CONST_OK_FOR_*): Add and correct comments.
8828 (CONSTANT_ADDRESS_P): Add comment.
8829 (EXTRA_CONSTRAINT): Define 'U'.
8830 * v850.md: Add comments on bit field instructions.
8831 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
8832 (lshrsi3): Use N not J constraint.
8834 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
8836 * v850.c (reg_or_0_operand): Call register_operand.
8837 (reg_or_int5_operand): Likewise.
8838 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
8839 (TARGET_SWITCHES): Add "big-switch".
8840 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
8841 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
8842 (CASE_DROPS_THROUGH): Comment out.
8843 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
8844 * v850.md (cmpsi): Delete compare mode.
8845 (casesi): New pattern.
8847 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
8848 * v850.md (ashlsi3): Use SImode not QImode for shift count.
8849 (lshrsi3): Likewise.
8851 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
8852 unreachable switch statement after 'b' support. Remove "b" from
8853 strings for 'b' support.
8854 * v850.md (branch_normal, branch_invert): Change %b to b%b.
8856 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
8858 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
8859 empty line if @inhibit_libc@ is empty.
8861 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
8863 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
8864 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
8865 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8866 (DWARF2_UNWIND_INFO): Let this track object file format.
8867 (EXTRA_SECTIONS): Add in_eh.
8868 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
8869 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8871 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
8873 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
8874 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
8876 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
8877 (output_double_int): Output DI mode values correctly when
8878 HOST_BITS_PER_WIDE_INT is 64.
8879 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
8880 fmovd so it works if a quad float ends up in one of the upper 32
8882 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
8883 necessary for PIC support on sparc64.
8885 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
8887 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
8888 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
8889 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
8890 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
8891 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
8892 (SPARC_FP_ARG_FIRST): New macro.
8893 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
8894 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
8895 (NPARM_REGS): There are 32 fp argument registers now.
8896 (FUNCTION_ARG_REGNO_P): Likewise.
8897 (FIRST_PARM_OFFSET): Update to new v9 abi.
8898 (REG_PARM_STACK_SPACE): Define for arch64.
8899 (enum sparc_arg_class): Delete.
8900 (sparc_arg_count,sparc_n_named_args): Delete.
8901 (struct sparc_args): Redefine and use for arch32 as well as arch64.
8902 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
8903 (FUNCTION_ARG_ADVANCE): Rewrite.
8904 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
8905 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
8906 (FUNCTION_ARG_CALLEE_COPIES): Delete.
8907 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
8908 (STRICT_ARGUMENT_NAMING): Define.
8909 (doublemove_string): Declare.
8910 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
8911 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
8912 (doublemove_string): New function.
8913 (output_move_quad): Clean up some of the arch64 support.
8914 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
8915 Don't add 8 bytes of reserved space if arch64.
8916 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
8917 (init_cumulative_args): New function.
8918 (function_arg_slotno): New static function.
8919 (function_arg,function_arg_partial_nregs): New functions.
8920 (function_arg_{pass_by_reference,advance}): New functions.
8921 (function_arg_padding): New function.
8922 * ginclude/va-sparc.h: Rewrite v9 support.
8924 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8926 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
8927 for hard regs to determine base and index registers.
8929 * reload.c (debug_reload_to_stream): New function. Specify stream
8930 into which to write debug info.
8931 (debug_reload): Modify to call debug_reload_to_stream with stderr.
8933 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
8935 * combine.c (can_combine_p): Don't combine with an asm whose
8936 output is a hard register.
8938 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
8940 * c-decl.c (start_struct): Ensure that structs with forward
8941 declarations are in fact packed when -fpack-struct is given.
8943 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
8944 we are packing a structure. This allows a structure with only
8945 bytes to be aligned on a byte boundary and have no padding on a
8948 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8950 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
8952 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
8954 * alpha.c (alpha_return_addr_rtx): New variable.
8955 (alpha_save_machine_status): New; save it.
8956 (alpha_restore_machine_status): New; restore it.
8957 (alpha_init_expanders): New; clear it.
8958 (alpha_return_addr): New; set it.
8959 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
8960 is overly conservative, so search the insns explicitly.
8961 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
8962 (alpha_sa_size [VMS && !VMS]): Likewise.
8963 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
8964 (INIT_EXPANDERS): New definition.
8966 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
8967 (output_prolog [!VMS]): Use them.
8969 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
8970 (alpha_does_function_need_gp): ... a new function. Refine the
8971 CALL_INSN test to just TYPE_JSR.
8972 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
8974 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
8976 * version.c: Bump for snapshot.
8978 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8980 * pa.c (move_operand): Respect -mdisable-indexing.
8981 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
8983 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
8985 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
8987 (umulsidi3,umulsi3_highpart): Ditto.
8988 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
8990 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
8992 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
8993 (alpha_handle_trap_shadows): ... a new function. Handle the entire
8994 function in one go. Emit RTL for trapb, instead of printf directly.
8995 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
8996 (trap_pending): Kill global variable.
8997 (output_epilog): Don't call final_prescan_insn.
8998 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
8999 * alpha.h (FINAL_PRESCAN_INSN): Remove.
9000 (MACHINE_DEPENENT_REORG): Define.
9001 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
9004 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
9006 Tune Haifa scheduler for Alpha:
9007 * alpha.h (ISSUE_RATE): Define.
9008 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
9009 EV4 adjustments to EV5.
9010 * alpha.md: Remove all scaling from function unit delays. Rework
9011 EV5 function units to match the CPU.
9012 (umuldi3_highpart): EV5 added the IMULH insn class.
9014 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
9016 * pa.c (following_call): Fail if the CALL_INSN is an indirect
9019 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
9021 * cplus-dem.c (demangle_signature): Don't look for return types on
9022 constructors. Handle member template constructors.
9024 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
9026 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
9027 * tree.h: Declare them.
9029 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
9031 * configure.in: Handle --with-newlib.
9032 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
9034 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
9036 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
9038 * config/ptx4.h: Fix typo.
9040 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
9042 * version.c: Bump for snapshot.
9044 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
9046 * aclocal.m4: Substitute INSTALL.
9047 * configure: Re-built.
9049 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
9051 * integrate.c (save_for_inline_copying): Avoid undefined pointer
9053 (expand_inline_function): Likewise.
9055 * dwarf2out.c (output_call_frame_info): Reinstate last change
9056 using flag_debug_asm check instead of flag_verbose_asm.
9058 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
9060 * dwarf2out.c (output_call_frame_info): Remove last change.
9062 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9064 * frame.c (__frame_state_for): Execute the FDE insns until the
9065 current pc value is strictly bigger than the target pc value.
9067 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
9069 * regclass.c (init_reg_modes): If we can't find a mode for the
9070 register, use the previous one.
9072 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
9074 * haifa-sched.c (print_block_visualization): Call fprintf directly,
9075 don't sprintf through an alloca'ed buffer.
9077 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
9079 * reload.c (decompose): Always initialize val.base.
9081 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
9083 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
9084 instead of aborting.
9085 * dwarf2out.c (output_call_frame_info): Call app_enable and
9086 app_disable to let GNU as accept the generated comments.
9088 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
9090 * tree.h (get_file_function_name): Add declaration.
9091 * dwarf2out.c (output_call_frame_info): No need to cast
9092 get_file_function_name call anymore.
9093 * profile.c (toplevel): Remove get_file_function_name
9095 * c-lang.c (finish_file): Ditto.
9097 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
9099 * Makefile.in (program_transform_name): Let autoconf substitute
9102 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
9104 * haifa-sched.c (schedule_block): If the first real insn in a
9105 block has any special notes attached to it, remove them.
9107 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
9109 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
9111 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
9113 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
9115 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
9117 * Makefile.in (check-g77): New test target.
9118 (CHECK-TARGETS): Add check-g77.
9120 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
9122 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
9124 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
9126 * flow.c (print_rtl_with_bb): Cast alloca return value for
9129 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
9131 * i386.h (RETURN_ADDR_RTX): New definition that works for
9132 __builtin_return_address(0) and -fomit-frame-pointer.
9134 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
9136 Bring over from FSF.
9137 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
9139 * mips.c (function_arg): Handle passing a struct
9140 containing a double in a DFmode register without the PARALLEL.
9142 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
9144 * pexecute.c: Use spawn if __CYGWIN32__.
9146 * pexecute.c: Include "config.h" first, as per autoconf manual
9147 (from Paul Eggert <eggert@twinsun.com>).
9149 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9151 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
9152 optimisation for f/expr.o and f/stb.o.
9154 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
9156 * cse.c (this_insn_cc0_mode): Initialize.
9158 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
9160 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
9162 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
9164 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
9166 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
9167 that pair will dual-issue on the 21164 and plus+beq won't.
9168 (bne): Likewise for cmpeq+beq.
9170 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
9172 * except.c (find_exception_handler_labels): Correct argument to free.
9174 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
9176 * except.c (find_exception_handler_labels): Free LABELS when we're
9179 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
9181 * version.c: Bump for snapshot.
9183 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
9185 * flow.c (find_basic_blocks): Mark calls as potentially jumping
9188 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
9190 * configure.in: Substitute for "install" too.
9191 * configure: Rebuilt.
9193 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
9195 * Makefile.in (bootstrap-lean, compare-lean): New targets.
9197 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
9199 * alias.c (base_alias_check): Two symbols can conflict if they
9200 are accessed via AND.
9201 (memrefs_conflict_p): Likewise.
9203 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
9204 after flushing argument registers to the stack.
9206 * Makefile.in (mostlyclean): Remove .regmove files.
9208 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9210 * libgcc2.c (__throw): Fix thinko.
9212 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
9214 * cplus-dem.c (demangle_template): Add new parameter. Handle new
9215 template-function mangling.
9216 (consume_count_with_underscores): New function.
9217 (demangle_signature): Handle new name-mangling scheme.
9219 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9221 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
9224 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
9226 * frame.c: Remove last change.
9227 * dwarf2.h: Remove last change.
9228 * tree.h: Add declarations of DWARF2 unwind info support
9231 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9233 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
9234 * tree.h (built_in_function): Likewise.
9235 * expr.c (expand_builtin): Likewise.
9236 * except.h: Likewise.
9237 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
9238 * libgcc2.c (copy_reg): New fn.
9241 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
9243 * c-typeck.c (build_binary_op): Warn about comparing signed vs
9244 unsigned if -W is specified and -Wno-sign-compare is not.
9245 * c-decl.c (warn_sign_compare): Initialize to -1.
9246 (c_decode_option): -Wall no longer implies -Wsign-compare.
9248 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9250 * frame.c: Include gansidecl.h for PROTO.
9251 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
9252 defined. Don't declare dwarf2out_cfi_label here.
9253 * dwarf2.h: Add declarations of DWARF2 unwind info support
9255 * m68k.c: Include dwarf2.h.
9256 (output_function_prologue): Add dwarf2 support.
9257 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
9258 (INCOMING_FRAME_SP_OFFSET): Likewise.
9260 * integrate.c (expand_inline_function): Make sure there is at
9261 least one insn that can be used as an insertion point.
9263 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
9265 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
9267 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
9269 * version.c: Bump for snapshot.
9271 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
9273 Bring over from FSF.
9275 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
9277 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
9278 (get_pc_via_rdpc): Renamed from get_pc_sp64.
9279 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
9281 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
9283 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
9284 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
9286 (sparc_align_{loops,jumps,funcs}_string): Declare.
9287 (sparc_align_{loops,jumps,funcs}): Declare.
9288 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
9289 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
9290 (STACK_BIAS): Define.
9291 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
9293 (SPARC_SETHI_P): New macro.
9294 (CONST_OK_FOR_LETTER_P): Use it.
9295 (ASM_OUTPUT_ALIGN_CODE): Define.
9296 (ASM_OUTPUT_LOOP_ALIGN): Define.
9297 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
9298 (sparc_align_{loops,jumps,funcs}): New globals.
9299 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
9301 (move_operand): Use SPARC_SETHI_P.
9302 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
9304 (arith11_double_operand): Likewise.
9305 (arith10_double_operand): Likewise.
9306 (finalize_pic): Finish sparc64 support.
9307 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
9308 64 bit constants if able.
9309 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
9310 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
9312 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
9313 (get_pc_sp32): Use for sparc64 as well.
9314 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
9315 (sethi_di_sp64_const): Likewise.
9316 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
9317 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
9318 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
9320 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
9322 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
9323 * sparc/linux.h (COMMENT_BEGIN): Likewise.
9324 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
9326 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
9328 Add sparc64 linux support.
9329 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
9330 to xm_file list on 32-bit sparc-linux.
9331 * sparc/xm-sp64.h: New file.
9332 * sparc/linux64.h: New file.
9333 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
9334 Don't include xm-sparc.h.
9335 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
9336 * glimits.h (LONG_MAX): Handle sparc64.
9338 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
9340 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
9341 * sparc.h (ASM_COMMENT_START): Define.
9342 * sparc.c (output_function_prologue): Use it.
9343 (sparc_flat_output_function_{epi,pro}logue): Likewise.
9345 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
9347 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
9348 use sparc.h's copies.
9349 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
9352 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9354 * sparc.c (dwarf2out_cfi_label): Add declaration.
9355 (save_regs, output_function_prologue): Remove cast for it.
9356 (sparc_flat_{save_restore,output_function_prologue): Likewise.
9357 ({save,restore}_regs): No longer inline.
9359 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9361 * fold-const.c (make_range): Correctly handle cases of converting
9362 from unsigned to signed type.
9364 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9366 * fold-const.c (merge_ranges): Make sure that if one range is subset
9367 of another, it will always be the second range. Correct (+,-) case to
9370 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
9372 * final.c (final_end_function): Also do dwarf2 thing if
9373 DWARF2_DEBUGGING_INFO.
9374 (final_start_function): Likewise.
9376 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
9378 * expmed.c (expand_divmod): If compute_mode is not the same as
9379 mode, handle the case where convert_modes() causes op1 to no
9380 longer be a CONST_INT.
9382 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
9383 note holding get_jump_flags() calculation to all JUMP_INSNs.
9384 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
9385 * rtl.c (reg_note_name): Add new note types.
9387 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
9389 * rtlanal.c (computed_jump_p): Fix typo in last change.
9391 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9393 * loop.c (indirect_jump_in_function_p): Return 0
9396 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
9398 * rs6000/xm-rs6000.h: Fix thinko in last change.
9399 * rs6000/xm-sysv4.h: Likewise.
9401 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
9403 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
9405 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
9407 * reg-stack.c (find_blocks): Fix thinko in last change.
9409 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9411 * m68k.c (output_function_prologue): Add dwarf2 support.
9413 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
9414 INCOMING_FRAME_SP_OFFSET): New definitions.
9416 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
9418 * combine.c (try_combine): Use NULL_RTX instead of '0' where
9419 appropriate in calls to gen_rtx().
9420 * cse.c (cse_main): Likewise.
9421 * emit-rtl.c (gen_label_rtx): Likewise.
9422 * expr.c (init_expr_once): Likewise.
9423 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
9424 sched_analyze, init_rgn_data_dependences,
9425 compute_block_backward_dependences): Likewise.
9426 * sched.c (schedule_insns): Likewise.
9427 * varasm.c (immed_double_const): Likewise.
9429 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
9430 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
9432 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
9434 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
9435 (MULTILIB_DEFAULTS): Define.
9436 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
9437 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
9438 (LIBGCC_SPEC): Likewise.
9439 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
9440 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
9441 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
9442 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
9443 (EXTRA_PARTS, TAROUTOPTS): Delete.
9444 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
9445 (MULTILIB_OPTIONS): Define.
9446 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
9447 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
9449 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
9451 * version.c: Bump for snapshot.
9453 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
9455 * loop.c (loop_number): Delete function. Change all references
9456 to use uid_loop_num array.
9457 * loop.h (loop_number): Delete declaration.
9458 * unroll.c (unroll_loop): Change "loop_number" references to
9459 use uid_loop_num instead.
9461 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
9463 (loop_unroll_iter): Remove unused variable and all references.
9464 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
9465 (insert_bct): Fix minor formatting problems.
9466 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
9467 (loop_unroll_iter): Removed unused decl.
9468 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
9469 Always record the unrolling factor.
9471 * cse.c (simplify_relational_operation): Set h0u just like h0s.
9472 Similarly for h1u and h1s.
9474 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
9475 (find_basic_blocks): Use computed_jump_p to determine if a
9476 particular JUMP_INSN is a computed jump.
9477 * reg-stack.c (find_blocks): Use computed_jump_p to determine
9478 if a particular JUMP_INSN is a computed jump.
9479 * rtlanal.c (jmp_uses_reg_or_mem): New function.
9480 (computed_jump_p): Likewise.
9481 * rtl.h (computed_jump_p): Declare.
9482 * genattrtab.c (pc_rtx): Define and initialize.
9483 * loop.c (loop_optimize): Always determine if the current
9484 function has a computed jump.
9485 (indirect_jump_in_function_p): Use computed_jump_p to determine
9486 if a particular JUMP_INSN is a computed jump.
9488 * loop.c (fix_bct_param): Delete unused function.
9489 (check_bct_param): Likewise.
9491 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
9493 * frame.c (__deregister_frame): Check properly for initialized object.
9495 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9497 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
9499 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9501 * jump.c (thread_jumps): check can_reverse_comparison_p before
9502 threading a reversed-condition jump.
9504 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
9505 * haifa-sched.c (update_flow_info): Likewise.
9507 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
9509 * Makefile.in (BOOT_CFLAGS): Use -O2.
9511 * configure.in (strtoul, bsearch): Have autoconf check for these
9513 * configure, config.in: Rebuilt.
9515 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
9516 * mips/mips.h (alloca): Likewise.
9517 * rs6000/xm-rs6000.h (alloca): Likewise.
9518 * rs6000/xm-sysv4.h: Likewise.
9520 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
9522 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
9523 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
9524 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
9526 * except.c (end_eh_unwinder): Subtract 1 from return address.
9527 * libgcc2.c (__throw): Likewise.
9528 (find_exception_handler): Don't change PC here. Compare end with >.
9530 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
9532 * v850.c (compute_register_save_size): Correct register
9534 * v850.md (save_interrupt, return_interrupt): Correct
9536 * v850/lib1funcs.asm (save_interrupt): Correct register number.
9537 (return_interrupt): Use stack pointer, not element pointer.
9539 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
9541 * configure.in, configure: Make sure to create the stage* and include
9542 symbolic links in each subdirectory.
9544 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
9546 * pa.md (reload_peepholes): Don't allow addresses with side
9547 effects for the memory operand.
9549 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
9551 * libgcc2.c (find_exception_handler): Subtract one from our PC when
9552 looking for a handler, to avoid hitting the beginning of the next
9555 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
9557 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
9559 * mips/abi64.h (LONG_MAX_SPEC): Define.
9560 * mips.h (LONG_MAX_SPEC): Define.
9561 (CPP_SPEC): Include long_max_spec.
9562 (EXTRA_SPECS): Include long_max_spec.
9564 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
9566 * v850.c (construct_save_jarl): Fix thinko in last change.
9568 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
9570 * version.c: Bump for snapshot.
9572 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
9574 * libgcc2.c (find_exception_handler): Not found is -1.
9576 * integrate.c (expand_inline_function): Move expand_start_bindings
9577 after expanding the arguments.
9579 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
9581 * expr.c (expand_expr): Remove previous incorrect change.
9582 If target and slot has no DECL_RTL, then call mark_addressable
9583 again for the slot after we give it RTL.
9585 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
9587 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
9588 again for the slot after we give it RTL.
9590 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
9592 * v850.c (register_is_ok_for_epilogue,
9593 pattern_is_ok_for_epilogue, construct_restore_jr,
9594 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
9596 * v850.h (pattern_is_ok_for_prologue,
9597 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
9600 * v850.md: Replace prologue and epilogue patterns with a
9601 match_parallel pattern.
9603 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
9605 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
9606 * configure.in: Use EGCS_PROG_INSTALL.
9608 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
9610 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
9611 extern inline function.
9613 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
9615 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
9616 (concat_loc_descriptor): New function.
9617 (loc_descriptor): Call it.
9618 (add_AT_location_description): Also elide the descriptor if both
9619 halves of a CONCAT are pseudos.
9620 (add_location_or_const_value_attribute): Recognize CONCAT too.
9622 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
9624 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
9626 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
9627 out-or-range reg_offset.
9628 (output_epilog): Likewise.
9630 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
9632 * cse.c (simplify_relational_operation): If MODE specifies a
9633 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
9634 is derived from the sign bit of the low word.
9636 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9638 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
9640 * dwarf2.h: Add DW_CFA_GNU_args_size.
9641 * frame.c (execute_cfa_insn): Likewise.
9642 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
9643 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
9644 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
9645 insn, hand it off to dwarf2out_stack_adjust.
9646 (dwarf2out_begin_prologue): Initialize args_size.
9647 * frame.h (struct frame_state): Add args_size.
9648 * libgcc2.c (__throw): Use args_size.
9649 * final.c (final_scan_insn): If we push args, hand off all insns
9650 to dwarf2out_frame_debug.
9651 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
9653 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
9654 Handle epilogue restore of SP from FP.
9655 * emit-rtl.c (gen_sequence): Still generate a sequence if the
9656 lone insn has RTX_FRAME_RELATED_P set.
9658 * frame.c (extract_cie_info): Handle "e" augmentation.
9659 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
9660 absence of UNALIGNED_*_ASM_OP.
9661 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
9662 (output_call_frame_info): Use "e" instead of "z" for augmentation.
9663 Don't emit augmentation fields length.
9664 (dwarf2out_do_frame): Move outside of #ifdefs.
9665 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
9668 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
9669 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
9670 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
9671 * sparc/sun4gas.h: New file.
9672 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
9674 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
9675 __register_frame_table and __deregister_frame.
9677 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
9679 * except.c (find_exception_handler_labels): Use xmalloc instead of
9680 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
9683 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
9685 * Makefile.in: Various changes to build info files
9686 in the object tree rather than the source tree.
9688 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
9690 * fixinc.math: New file to fix math.h on some systems.
9691 * configure.in (freebsd, netbsd): Use fixinc.math on these
9693 * configure: Rebuilt.
9695 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
9697 * regmove.c (regmove_optimize): If we end up moving the
9698 original insn due to lifetime overlaps, make sure to move
9701 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
9703 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
9705 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
9707 * haifa-sched.c (add_branch_dependences): Make each insn in
9708 a SCHED_GROUP_P block explicitly depend on the previous insn.
9710 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9712 * except.h: Prototype dwarf2 hooks.
9715 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
9717 * configure.in (native_prefix): Delete.
9718 (mips-dec-netbsd): Don't set prefix.
9719 (*linux*): Don't set prefix.
9721 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
9723 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
9724 defined. If not defined, include <sys/varargs.h> if
9725 HAVE_SYS_VARARGS_H is defined.
9726 * configure.in: Test for varargs.h and sys/varargs.h.
9727 * configure: Regenerate with autoconf.
9728 * config.in: Regenerate with autoheader.
9730 * cpplib.c (quote_string): Cast first arg of sprintf call
9731 from "unsigned char *" to "char *".
9732 (output_line_command): Ditto.
9733 (macroexpand): Ditto.
9734 (do_line): Cast atoi arg from "unsigned char *" to "char *".
9736 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
9738 * version.c: Bump for snapshot.
9740 * Makefile.in (compare): Exit with nonzero status if there
9741 are comparison failures. Note which files failed the
9742 comparison test in .bad_compare.
9744 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9746 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
9748 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
9750 * Makefile.in (LN, LN_S): New macros, use where appropriate.
9751 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
9752 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
9753 * configure: Regenerated.
9755 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
9757 * loop.c (strength_reduce): Fix typo.
9759 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
9761 * m88k/m88k.c (struct option): Rename to struct options.
9762 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
9763 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
9764 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
9765 __DOLPHIN__ or sysV88.
9767 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
9769 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
9772 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
9774 * config.sub: Accept 'amigados' for backward compatability.
9776 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9778 * Makefile.in (testsuite/site.exp): New target.
9779 (check-gcc, check-g++): Depend on testsuite/site.exp.
9780 Don't stop for failure.
9782 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
9784 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
9785 if DWARF2_UNWIND_INFO.
9787 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
9789 Add support for exception handling using DWARF 2 frame unwind info.
9790 Currently works on SPARC and MIPS, and almost on x86.
9792 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
9793 next_stack_level, in_reg_window): Helper fns.
9794 (__throw): Implement for DWARF2_UNWIND_INFO.
9796 * expr.c (expand_builtin): Handle builtins used by __throw.
9797 * tree.h (enum built_in_function): Add builtins used by __throw.
9798 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
9799 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
9800 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
9801 (expand_builtin_extract_return_addr): Likewise.
9802 (expand_builtin_frob_return_addr): Likewise.
9803 (expand_builtin_set_return_addr_reg): Likewise.
9804 (expand_builtin_eh_stub): Likewise.
9805 (expand_builtin_set_eh_regs): Likewise.
9806 (eh_regs): Choose two call-clobbered registers for passing back values.
9808 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
9809 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
9810 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
9811 (stmp-multilib): Likewise.
9812 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
9814 * except.c: #include "defaults.h".
9815 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
9816 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
9817 (register_exception_table_p): New fn.
9818 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
9819 (end_eh_unwinder): Likewise.
9821 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
9822 call __register_frame and __deregister_frame as needed.
9823 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
9824 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
9825 EH_FRAME_SECTION_ASM_OP.
9826 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
9827 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
9828 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
9830 * dwarf2out.c (output_call_frame_info): If no support for
9831 EXCEPTION_SECTION, mark the start of the frame info with a
9833 * collect2.c (frame_tables): New list.
9834 (is_ctor_dtor): Recognise frame entries.
9835 (scan_prog_file): Likewise.
9836 (main): Pass -fno-exceptions to sub-compile. Also do collection
9837 if there are any frame entries.
9838 (write_c_file_stat): Call __register_frame_table and
9839 __deregister_frame as needed.
9840 (write_c_file_glob): Likewise.
9842 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
9843 Also require unaligned reloc support.
9844 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
9845 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
9846 * sparc/sysv4.h: Not here.
9848 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
9849 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
9850 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
9852 * libgcc2.c (L_eh): Reorganize, moving code shared by different
9853 EH implementations to the top.
9854 (find_exception_handler): Split out. Start from 0. Compare against
9856 (__find_first_exception_table_match): Use it.
9857 * except.c (output_exception_table): Don't do anything if there's
9858 no table. Don't output a first entry of zeroes.
9859 (eh_outer_context): Adjust properly.
9860 (add_eh_table_entry): Use xrealloc.
9861 * toplev.c (compile_file): Just call output_exception_table.
9863 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
9865 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
9867 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
9869 * except.c (eh_outer_context): Do masking using expand_and.
9871 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
9873 Add port done awhile ago for the ARC cpu.
9874 * arc/arc.h: New file.
9875 * arc/arc.c: New file.
9876 * arc/arc.md: New file.
9877 * arc/initfini.c: New file.
9878 * arc/lib1funcs.asm: New file.
9879 * arc/t-arc: New file.
9880 * arc/xm-arc.h: New file.
9881 * ginclude/va-arc.h: New file.
9882 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
9883 * ginclude/varargs.h: Likewise.
9884 * Makefile.in (USER_H): Add va-arc.h.
9885 * configure.in (arc-*-elf*): Recognize.
9886 * longlong.h: Add ARC support.
9888 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
9890 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
9891 when clearing non-BLKmode data.
9893 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
9895 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
9896 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
9898 * xm-m88k.h (USG): Only define if it hasn't already been defined.
9900 * Makefile.in (risky-stage1): Delete gratutious whitespace.
9902 * Makefile.in (clean): Delete libgcc1-test.
9904 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
9906 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
9908 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
9911 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9913 * dwarf2out.c (output_call_frame_info): Call named_section.
9915 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
9917 * haifa-sched.c (print_value): Fix last change.
9919 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
9921 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
9924 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
9926 * mips.c (function_prologue): Set up the CFA when ABI_32.
9928 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
9929 for dwarf2 unwind info.
9930 (output_function_prologue, sparc_flat_output_function_prologue): Same.
9932 * final.c (final_end_function): Check dwarf2out_do_frame instead
9933 of DWARF2_DEBUG for dwarf2 unwind info.
9934 (final_scan_insn): Likewise.
9935 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
9938 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
9941 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
9943 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
9945 * v850.h (ASM_SPEC): Pass on target processor.
9946 (CPP_PREDEFINES): Only define if not already specified.
9947 (TARGET_VERSION): Only define if not already specified.
9948 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
9950 (EXTRA_SWITCHES): Extra entries in the switches array.
9951 (TARGET_DEFAULT): Set default target processor.
9953 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
9955 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
9956 cases, add %# and %/, and add : to make them into extended asms.
9958 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
9960 * alias.c (init_alias_analysis): Clean up incompatible pointer
9961 type warning in bzero.
9962 * regmove.c (regmove_optimize): Ditto.
9963 * haifa-sched.c (find_rgns): Ditto.
9965 * haifa-sched.c (print_value): Clean up ptr->int cast
9968 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
9970 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
9971 * install.texi (Configurations): Ditto.
9972 * config.sub: Ditto.
9974 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
9976 * Makefile.in (sdbout.o): Depend on insn-config.h.
9978 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
9980 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
9981 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
9983 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
9985 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
9986 prologue insn, only the first elt is significant.
9987 (output_call_frame_info): For exception handling, always use 4-byte
9988 fields as specified by the dwarf2 spec.
9989 Don't skip trivial FDEs.
9991 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
9993 * version.c: Bump for snapshot.
9995 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
9997 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
9998 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
10001 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
10003 * final.c (shorten_branches): During first pass, assume worst
10004 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
10006 * Makefile.in (distclean): Remove various things left around
10007 by running the testsuite.
10009 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
10011 * configure.in (out_file): Emit definition to config.status in order
10012 to have a defined value for configure.lang.
10013 * configure: Re-built.
10015 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
10017 * configure.in: Make symlink to as-new rather than as.new. Similarly
10019 * configure: Rebuilt.
10021 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
10023 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
10025 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
10027 * sparc/sparc.md: Add ultrasparc scheduling support.
10028 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
10030 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
10032 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
10033 as initial value for real_label_map.
10034 (copy_for_inline): Likewise.
10036 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10038 * sched.c (update_flow_info) When looking if to set found_split_dest
10039 or found_orig_dest, look at all parts of a PARALLEL.
10040 * haifa-sched.c (update_flow_info): Likewise.
10042 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
10044 * v850: New directory for v850 port.
10045 * v850/lib1funcs.asm: New file.
10046 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
10047 * ginclude/va-v850.h: New file.
10048 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
10049 * configure.in (mn10200-*-*): New target.
10050 * configure: Rebuilt.
10051 * config.sub: Handle v850-elf.
10052 * Makefile.in (USER_H): Add va-mn10200.h.
10053 * invoke.texi: Document v850 stuff.
10055 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
10057 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
10058 has integer TYPE_{MAX,MIN}_VALUE before using them.
10060 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
10061 __HPUX_ASM__ versions.
10063 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
10065 * install.sh: Delete duplicate install script.
10067 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
10069 * reg-stack.c (subst_stack_regs): Pop the stack register for a
10070 computed goto which sets the same stack register.
10072 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
10073 destination are both on the regstack.
10074 (subst_stack_regs_pat): Put the destination at the top of the regstack.
10076 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
10078 * mips.md (nonlocal_goto_receiver): Define.
10080 * profile.c (output_arc_profiler): Check next_insert_after for non
10081 NULL before deferencing it.
10083 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
10085 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
10087 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
10089 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
10091 * toplev.c (rest_of_compilation): For passes starting with
10092 flow_analysis, use print_rtl_with_bb instead of print_rtl.
10094 * print-rtl.c (print_rtl_single): Print a single rtl value to a
10097 * flow.c (print_rtl_with_bb): Print which insns start and end
10098 basic blocks. For the start of a basic block, also print the live
10101 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
10103 * toplev.c (main): Change #elif to #else/#ifdef
10105 * tlink.c: Include ctype.h.
10106 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
10108 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
10110 * bitmap.c: Conditionally include stdlib.h.
10111 (free): Provide a declaration if NEED_DECLARATION_FREE.
10113 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
10115 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
10117 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
10119 * profile.c (output_arc_profiler): Verify next_insert_after is an
10120 INSN before and after skipping a stack pop.
10122 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10124 * final.c (shorten_branches): Don't count the lengths of deleted
10127 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
10129 * version.c: Bump for snapshot.
10131 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
10133 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
10134 two bitmaps ANDed together.
10135 (bitmap_print): Declare.
10137 * bitmap.c (function_obstack): Don't declare any more.
10138 (bitmap_obstack): Obstack for allocating links from.
10139 (bitmap_obstack_init): New static to say whether to initialize
10141 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
10142 (bitmap_release_memory): Free all memory allocated from
10145 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
10146 EXECUTE_IF_AND_IN_BITMAP.
10148 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
10150 * alias.c (true_dependence): Address with AND can alias scalars.
10151 (anti_dependence, output_dependence): Likewise.
10153 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
10155 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
10157 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
10158 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
10159 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
10160 definitions. Use -qrtems instead of -mrtems.
10162 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
10164 * xm-sco5.h (sys_siglist): Define.
10165 (SYS_SIGLIST_DECLARED): Likewise.
10167 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
10169 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
10171 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
10173 * except.c (eh_outer_context): Expand masking operation using
10176 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
10178 * alpha.md (floatdisf2-1): New pattern.
10180 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
10182 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
10183 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
10184 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
10185 * gcc.texi: Note that if you define sys_siglist that you should
10186 also define SYS_SIGLIST_DECLARED.
10188 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
10189 are relative to the next instruction, not the current instruction.
10191 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
10193 * local-alloc.c (contains_replace_regs): New function.
10194 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
10195 verify that there is no existing REG_EQUIV note, and add a call to
10196 contains_place_regs.
10198 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10200 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
10201 (STARTFILE_SPEC): Always use crtbegin.o%s
10202 (ENDFILE_SPEC): Always use crtend.o%s.
10204 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
10206 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
10208 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
10209 SFmode for 64 bit hosts.
10211 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
10213 * fixincludes: Permits spaces between # and define. Discard C++
10214 comments in sys/pci.h on HP/UX 10.20.
10216 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
10218 * version.c: Bump for snapshot.
10220 * pa.c (restore_unscaled_index_insn_codes): New function.
10221 (record_unscaled_index_insn_codes): Likewise.
10222 (output_function_prologue): Call restore_unscaled_index_insn_codes.
10223 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
10224 (pa_reorg): Call record_unscaled_index_insn_codes.
10226 * haifa-sched.c (move_insn): Handle notes correctly for insns
10227 with SCHED_GROUP_P set.
10229 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10231 * alpha/xm-linux.h (USE_BFD): Undef before define.
10233 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
10235 * cse.c (cse_insn): Don't record BLKmode values.
10237 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
10239 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
10241 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
10243 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
10244 * collect2.c (sys_errlist): Likewise.
10245 * cpplib.c (sys_errlist): Likewise.
10246 * gcc.c (sys_errlist): Likewise.
10247 * protoize (sys_errlist): Likewise.
10248 * configure.in: Check for strerror.
10249 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
10250 * xm-gnu.h (HAVE_STRERROR): Likewise.
10251 * xm-linux.h (HAVE_STRERROR): Likewise.
10252 * xm-netbsd.h (HAVE_STRERROR): Likewise.
10253 * xm-bsd386.h (HAVE_STRERROR): Likewise.
10254 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
10255 * xm-dos.h (HAVE_STRERROR): Likewise.
10256 * xm-mingw32.h (HAVE_STRERROR): Likewise.
10257 * xm-pa.h (HAVE_STRERROR): Likewise.
10258 * xm-papro.h (HAVE_STRERROR): Likewise.
10259 * xm-sysv4.h (HAVE_STRERROR): Likewise.
10260 * configure, config.in: Rebuilt.
10262 * Makefile.in: Add several missing "else true" clauses.
10264 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
10265 * mips-tfile.c: Likewise.
10266 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
10267 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
10268 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
10269 * configure.in: Check for sys_siglist declaration.
10270 * configure, config.in: Rebuilt.
10272 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
10274 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
10275 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
10276 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
10277 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
10278 * rs6000/sysv4.h (extra_subtarget_switches): Added new
10279 macro EXTRA_SUBTARGET_SWITCHES.
10280 * configure.in (sh*-*-rtems*): New target.
10281 * sh/rtems.h: New file.
10282 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
10283 * configure: Rebuilt.
10285 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
10287 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
10289 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
10291 * rs6000.md: Make DF fused-add operations pay attention to
10294 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
10296 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
10298 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
10300 * pa.md (reload_peepholes): Make sure operand is a REG before
10301 examining REGNO. Allow general registers too.
10303 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
10305 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
10307 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
10309 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
10310 to reallocate abbrev_die_table.
10312 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
10314 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
10316 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10318 * Makefile.in (config.status): Depend on version.c
10320 * expr.h (insn_gen_function): Reenable prototype.
10322 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
10325 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
10327 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
10329 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
10331 * version.c: Bump for latest snapshot.
10333 * bc-optab.c: Conditionally include stdlib.h.
10334 (free): Provide a declaration if NEED_DECLARATION_FREE.
10335 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
10336 * rtl.h (free): Remove declaration.
10337 * tree.h (free): Remvoe declaration.
10339 * configure: Rebuilt.
10341 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
10343 * flags.h (flag_move_all_movables): Declare.
10344 (flag_reduce_all_givs): Likewise.
10345 * loop.c (move_movables): Handle flag_move_all_movables.
10346 (strength_reduce): Handle flag_reduce_all_givs.
10347 * toplev.c (flag_move_all_movables): Define.
10348 (flag_reduce_all_givs): Likewise.
10349 (f_options): Add -fmove-all-movables and -freduce-all-givs.
10350 * invoke.texi: Document new options, including alias stuff that
10351 wasn't included last time.
10353 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
10355 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
10356 * t-mn10200: Ditto.
10357 * t-vxsparc: Ditto.
10358 * t-vxworks68: Ditto.
10359 * t-vxworks960: Ditto.
10362 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
10364 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
10365 if not already defined, and USE_C_ALLOCA not defined.
10367 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
10369 * config.guess: Replace with script that uses ../config.guess.
10371 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
10372 if USE_GNULIBC_1 is not defined.
10374 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
10376 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
10377 * config.guess: Recognize alpha-linux-gnulibc1.
10378 * configure.in (alpha-*-linux-gnulibc1): New target.
10379 (alpha-*-linux-gnu*): Don't build crtbegin/end.
10381 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
10383 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
10386 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
10388 * loop.c (combine_movables): Earlier insns don't match later ones.
10390 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10392 * config/linux.h (CC1_SPEC): Define it only if not defined.
10394 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
10397 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
10398 USE_GNULIBC_1 is not defined.
10400 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
10402 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
10403 as 1 if USE_GNULIBC_1 is not defined.
10405 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
10407 * reorg.c (dbr_schedule): Allow current_function_return_rtx
10408 to be something other than a REG.
10409 * function.c (expand_function_end): Fix current_function_return_rtx
10410 if it was a pseudo.
10412 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
10413 * x-netbsd: Likewise
10414 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
10415 (INSTALL_HEADERS): Delete.
10416 * x-dguxbcs: Likewise.
10417 * x-hp3bsd44: Likewise
10420 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10422 * i386.md (pop): pop increments the stack pointer.
10423 (prologue_set_stack_ptr): New pattern.
10424 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
10427 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
10429 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
10430 address where an offsettable address is required.
10432 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
10434 * loop.c (check_final_value): Don't miss a biv increment in a
10437 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
10439 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
10440 TYPE_DECL_IS_STUB instead of DECL_NAME.
10442 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10444 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
10446 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
10448 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
10450 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
10452 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
10453 (find_post_sched_live): Likewise.
10455 * haifa-sched.c (schedule_block): Remove old code to get arguments
10456 from hard regs into pseudos early.
10458 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
10460 * version.c: Bump for new snapshot.
10462 * local-alloc.c (update_equiv_regs): All the target to reject
10463 promotion of some REG_EQUAL to REG_EQUIV notes.
10464 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
10466 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
10469 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
10470 store of the argument registers.
10472 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
10474 * fold-const.c (multiple_of_p): New function.
10475 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
10477 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
10479 * expr.h (insn_gen_function): Temporarily remove prototype.
10481 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
10483 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
10484 filenames. Use sed to extract base filename for install.
10486 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
10488 * unroll.c (find_splittable_givs): Only share if two givs have the
10489 same add and multiply values.
10491 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
10493 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
10494 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
10496 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
10498 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
10499 around branch tables.
10500 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
10501 and .end_brtab directives if TARGET_GAS.
10503 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
10505 * alias.c (true_dependence): Pass x_addr not x to varies.
10507 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
10508 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
10509 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
10511 * config.in, configure: Regenerate.
10513 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
10515 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
10517 (record_set): Handle LO_SUM like PLUS.
10518 (init_alias_analysis): When following chains of base addresses,
10519 do not stop on reaching a hard register.
10521 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
10523 * version.c: Bump for new snapshot.
10525 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
10527 * alpha.h (ARCH_ASM_FILE_START): Define.
10528 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
10529 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
10531 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
10533 * Makefile.in (install-common): Put gcov comment at start of line.
10535 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
10537 * alias.c (init_alias_analysis): When simplifying the reg_base_value
10538 array, simplify entries for hard registers too.
10540 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
10542 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
10545 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
10547 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
10548 block_stack before dereferencing it.
10550 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
10552 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
10554 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
10556 * cplus-dem.c: Add 'extern' to prepends_underscore.
10558 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
10560 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
10561 (get_issue_rate): Delete.
10562 * pa.h (ISSUE_RATE): Define.
10564 * configure.in: Turn on haifa by default for the PA.
10565 * configure: Rebuilt.
10566 * pa.c (override_options): Accept -mschedule=7200 option.
10567 (pa_adjust_cost): No longer need to scale costs for newer
10569 * pa.h (enum processor_type): Add PROCESSOR_7200.
10570 * pa.md: Revamp scheduling parameters to work better with
10571 haifa. Add scheduling parameters for the 7200.
10573 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
10575 (schedule_block): When adjusting basic_block_{head,end}, account
10576 for movement of SCHED_GROUP_P insns too.
10578 * haifa-sched.c (debug_dependencies): Fix thinko.
10580 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
10581 (site.exp, check, check-g++, check-gcc): New targets.
10583 * haifa-sched.c: Make lots of variables static.
10585 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
10587 * expr.h, real.h: Finish prototyping.
10589 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
10591 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
10592 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
10593 * reload1.c: Undo bugfix from Aug 11.
10595 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
10597 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
10598 quotes around the name.
10599 * configure: Regenerate.
10601 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
10603 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
10605 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
10607 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
10608 to sub-makes to avoid building more passes than the user might have
10609 requested on the command line.
10611 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
10613 * configure.in: Expurgate `broken_install' (install is
10616 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
10619 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
10621 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
10622 functions and declarations.
10623 (analyze_loop_iterations): Use condjump_p.
10624 (insert_bct): Likewise. Use exact_log2.
10626 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
10628 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
10629 (schedule_region): Likewise.
10630 (schedule_insns): Likewise.
10632 * PROJECTS: Update with Haifa stuff.
10634 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
10636 * version.c: Change the version string to look like:
10637 egcs-2.90.00 970814 (gcc2-970802 experimental).
10639 * loop.c (is_conditional_branch): Make definition match declaration.
10641 * gcc.c: Take out experimental snapshot warning message.
10643 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
10645 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
10646 print out the names of the notes. Print out the name of the insn
10647 that is not a note, and not an {,CALL_,JUMP_}INSN.
10649 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
10651 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
10652 again for the slot after we give it RTL.
10654 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
10656 * configure.in (haifa configury): Fix typo.
10657 * configure: Regenerate.
10659 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
10661 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
10663 * gcc.info*: Rebuilt.
10665 * COPYING.g77, README.g77: New files.
10666 * real.c (ereal_unto_float, ereal_unto_double): New functions.
10667 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
10668 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
10670 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
10672 * Integrate Haifa instruction scheduler.
10673 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
10674 to sched with $(SCHED_CFLAGS.
10675 * configure.in: Handle --enable-haifa.
10676 * configure: Rebuilt.
10677 * flags.h: Add new flags for haifa instruction scheduler.
10678 * genattrtab.c (expand_units): For haifa, don't subtract one
10679 when computing blockage.
10680 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
10681 (flag_schedule_speculative): Ditto.
10682 (flag_schedule_speculative_load): Ditto.
10683 (flag_schedule_speculative_load_dangerous): Ditto.
10684 (flag_schedule_reverse_before_reload): Ditto.
10685 (flag_schedule_reverse_after_reload): Ditto.
10686 (flag_branch_on_count_reg): Ditto.
10687 (f_options): Add Haifa switches.
10688 (main): Turn off some Haifa options if appropriate macro is
10689 defined. Process Haifa switches.
10690 * unroll.c (iteration_info): No longer static, since Haifa
10692 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
10693 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
10694 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
10695 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
10696 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
10697 storage for the Haifa scheduler.
10698 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
10700 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
10701 are defined, call analyze_loop_iterations and insert_bct to use
10703 (record_giv): Refine test for jumps out of loops if HAIFA is
10705 (analyze_loop_iterations): New function to identify if we can use
10707 (insert_bct): Insert countdown loop.
10708 (instrument_loop_bct): Low level code to insert countdown loop.
10709 (loop_number): Calculate UID of loop.
10710 (indirect_jump_in_function_p): Return true if an indirect jump is
10712 (is_power_of_2): Return true if value is a power of 2.
10713 (is_conditional_branch): Return true if insn is a conditional
10715 (fix_bct_param): Process -fbct-{min,max}-N switches.
10716 (check_bct_param): Return true if loop should be instrumented.
10717 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
10718 (loop_optimize): Initialize.
10719 (get_condition_for_loop): Ditto.
10720 * loop.c (strength_reduce): Inside of code that uses #ifdef
10721 HAVE_decrement_and_branch_on_count code, test it to make sure the
10723 (instrument_loop_bct): Ditto.
10724 * haifa-sched.c: New file.
10727 * Integrate regmove pass.
10728 * Makefile.in (OBJS): Add regmove.o
10729 (regmove.o): Add dependencies.
10730 * flow.c (find_use_as_address): No longer static.
10731 * rtl.h (find_use_as_address): Declare.
10732 * toplev.c (regmove_dump, flag_regmove): Define.
10733 (f_options): Add -fregmove.
10734 (regmove_dump_file, regmove_time): Define.
10735 (fatal_insn): Close the regmove dump file.
10736 (compile_file): Initialize regmove_time; open/close the regmove dump
10737 file as needed. Print regmove time as needed.
10738 (rest_of_compilation): Run regmove pass if requested, dump
10739 RTL after regmove if requested.
10740 (main): If -O2 or more, turn on regmove. Handle dump switches.
10741 * regmove.c: New file.
10743 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
10745 * Integrate tlink patch from jason@cygnus.com
10746 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
10747 (process_command): Increment n_switches for them. Don't discard
10748 their args. Validate them.
10749 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
10751 (process_command): Set include_prefixes from COMPILER_PATH.
10752 (main): Set COLLECT_GCC_OPTIONS sooner.
10753 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
10754 * tlink.c, hash.c, hash.h: New files.
10755 * Makefile.in (USE_COLLECT2): Always use collect2.
10756 (collect2): Depend on and link in hash.o and tlink.o.
10757 (tlink.o, hash.o): Add dependencies.
10759 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
10761 * Integrate alias analysis changes from jfc@mit.edu
10762 * Makefile.in (OBJS): Add alias.o
10763 (alias.o): Add dependencies.
10764 * alias.c: New file.
10765 * sched.c: Remove alias analysis code. It lives in alias.c now.
10766 (sched_analyze_2): Add new arguments to true_dependence.
10767 (schedule_insns): Always call init_alias_analysis.
10768 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
10769 mark return value from such functions as a pointer and keep track of
10770 them for alias analysis. If a return value from a function is a
10771 pointer, mark it as such.
10772 * combine.c (distribute_notes): Handle REG_NOALIAS.
10773 * cse.c (struct write_data): Delete. No longer needed.
10774 (invalidate): Don't call set_nonvarying_address_components anymore.
10775 Use true_dependence to decide if an entry should be removed from
10777 (invalidate_memory): Remove WRITES argument, simplify appropriately.
10779 (note_mem_written): Similarly for WRITE_PTR argument.
10780 (invalidate_from_clobbers): Similarly for W argument.
10781 (invalidate_for_call): Remove memory elements from the hash table.
10782 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
10783 (cse_rtx_varies_p): New function. Derived from old
10784 cse_rtx_addr_varies_p.
10785 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
10786 Don't call note_mem_written anymore. Stack pushes invalidate the stack
10787 pointer if PUSH_ROUNDING is defined. No longer need to call
10788 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
10789 (skipped_writes_memory): Remove variable.
10790 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
10791 (invalidate_skipped_block): Simplify for new alias analysis code.
10792 (cse_set_around_loop): Likewise.
10793 (cse_main): Call init_alias_analysis.
10794 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
10795 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
10796 (f_options): Add new alias checking arguments.
10797 (main): Set flag_alias_check when optimizing.
10798 * local_alloc (validate_equiv_mem_from_store): Add new arguments
10799 to true_dependence.
10800 (memref_referenced_p): Likewise.
10801 * loop.c (NUM_STORES): Increase to 30.
10802 (prescan_loop): Only non-constant calls set unknown_address_altered.
10803 (invariant_p): Add new arguments to true_dependence.
10804 (record_giv): Initialize unrolled and shared fields.
10805 (emit_iv_add_mult): Call record_base_value as needed.
10806 * loop.h (struct induction): Add unrolled and shared fields.
10807 * unroll.c (unroll_loop): Call record_base_value as needed.
10808 (copy_loop_body): Likewise.
10809 (final_biv_value): Likewise.
10810 (final_giv_value): Likewise.
10811 (find_splittable_regs): Likewise. Only create one new pseudo
10812 if we have multiple address GIVs that were combined with the same
10813 dst_reg GIV. Note when a new register is created due to unrolling.
10814 * rtl.c (reg_note_name): Add REG_NOALIAS.
10815 * rtl.h (enum reg_note): Similarly.
10816 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
10817 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
10818 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
10819 (true_dependence, read_dependence, anti_dependence): Likewise.
10820 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
10821 (mark_user_reg, mark_reg_pointer): Likewise.
10824 * Integrate reload bugfix from Wilon which enables the PA port
10825 to bootstrap again.
10826 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
10827 OPERAND_ADDRESS when computing how many registers an insn needs.
10828 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
10830 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
10831 OPADDR_ADDR reload.
10832 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
10833 in reload_reg_use_in_op_addr do not reach the end.
10834 do not reach the end.
10835 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
10836 RELOAD_FOR_OPERAND_ADDRESS.
10838 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
10840 * egcs project officially starts.
10843 add-log-time-format: current-time-string