1 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
6 * config.in: Reverted the check for <sched.h>.
8 2000-08-10 Chris Demetriou <cgd@sibyte.com>
10 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
11 macros define the name of CTOR and DTOR sections.
12 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
13 DTOR_LIST_END): Change to use attributes to specify
15 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
16 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
17 DTOR_LIST_END): Same as in mips/elf.h.
19 2000-08-10 Drew Moseley <dmoseley@redhat.com>
21 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
22 disabling just crt0.o.
24 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
26 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
27 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
28 (EXTRA_SPECS): Add them.
29 * arm/lib1funcs.asm: Support builds for interworking.
30 Use macros to eliminate duplicated pieces of code.
32 2000-08-10 Kazu Hirata <kazu@hxi.com>
34 * h8300.c (expand_a_rotate): New.
35 (emit_a_rotate): Likewise.
36 (h8300_adjust_insn_length): Add support for the rotate insns.
37 * h8300.md (rotlqi3): New.
38 (*rotlqi3_1): Likewise.
40 (*rotlhi3_1): Likewise.
42 (*rotlhi3_1): Likewise.
43 * h8300-proto.h: Add prototypes for expand_a_rotate and
46 * h8300.c: Fix comment typos.
47 (dosize): Declare the variable amount as unsigned.
48 (get_shift_alg): Fix a comparison between signed and unsigned.
49 (emit_a_shift): Likewise.
50 (h8300_adjust_insn_length): Simplify the code.
52 * c-decl.c: Fix formatting.
54 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
56 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
57 warning about non-traditional numeric constant suffixes.
59 * cppexp.c (parse_number): Likewise.
61 * invoke.texi: (-Wtraditional): Document new behavior.
63 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
65 * gthr-posix.h: Include auto-host.h. Conditionally include
67 * configure.in: Check for the <sched.h> header file.
68 * config.in: Added define for HAVE_SCHED_H.
70 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
72 * c-typeck.c (process_init_element): For -Wtraditional, warn about
73 initialization of unions.
75 * invoke.texi (-Wtraditional): Document new behavior.
77 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
79 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
80 instead of extra_c_flags.
81 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
82 * configure: Regenerate.
83 * config.in: Regenerate.
85 * cpperror.c (cpp_type2name): New function.
86 * cpplex.c (lex_line): If we issued an error for an invalid
87 preprocessing directive, discard that logical line.
88 * cpplib.c (do_line): Call a hook function if the current file
90 (do_ident): Pass the contents of the string, not the entire
91 token, to the callback function.
92 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
93 (cb.rename_file): New hook function.
94 (cb.ident): Adjust prototype.
95 (cpp_type2name): Prototype.
96 * cppmacro.c (dump_macro_args): Correct precedence lossage.
98 * cppmain.c (cb_ident): Update for changed interface.
99 (cb_rename_file): New function.
100 (main): Set rename callback.
102 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
104 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
105 multi-word registers.
107 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
109 * c-common.c (combine_strings, check_format_info): Refer to ISO C
110 or ISO C89 instead of ANSI C.
111 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
112 build_enumerator, do_case): Likewise.
113 * c-lex.c (parse_float, yylex): Likewise.
114 * c-parse.in: Likewise.
115 * c-typeck.c (common_type, build_array_ref, build_binary_op,
116 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
117 build_c_cast, convert_for_assignment, set_init_index,
118 set_init_label, c_expand_start_case): Likewise.
119 * toplev.c (documented_lang_options, display_help): Likewise.
121 2000-08-08 Kazu Hirata <kazu@hxi.com>
123 * h8300.c: Fix formatting.
125 * h8300.md: Likewise.
126 (movsi_h8300hs): Fix formatting of the resulting assembly code.
128 * reload1.c: Fix formatting.
130 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
132 * alpha/alpha.c (alpha_emit_xfloating_libcall):
133 Use GEN_CALL_VALUE define.
134 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
135 * clipper/clipper.md (untyped_call): Likewise.
136 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
137 * fx80/fx80.md (untyped_call): Likewise.
138 * mips/mips.md (untyped_call): Likewise.
139 * ns32k/ns32k.md (untyped_call): Likewise.
140 * pa/pa.md (untyped_call): Likewise.
141 * romp/romp.md (untyped_call): Likewise.
142 * sparc/sparc.md (untyped_call): Likewise.
144 2000-08-08 Jason Eckhardt <jle@cygnus.com>
146 * config/i860/i860.c (singlemove_string): Do not generate assembler
147 pseudo instructions that must be expanded (that is, with signed
148 constants larger than 16 bits).
150 2000-08-08 Richard Henderson <rth@cygnus.com>
152 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
153 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
154 (init_propagate_block_info): Don't kill memory stores at -O0.
155 (mark_set_1, mark_used_regs): Likewise.
157 2000-08-08 David Edelsohn <edelsohn@gnu.org>
159 * rs6000.c (optimization_options): Decorate 'level' as
161 (mask64_operand): Remove sign-extend thinko.
162 (rldic_operand): New function.
163 (load_multiple_operation): regno's are unsigned ints.
164 (store_multiple_operation): Likewise.
165 (lmw_operation): Likewise.
166 (stmw_operation): Likewise.
167 (includes_lshift_p): shift_mask is unsigned int.
168 (includes_lshift64_p): New function.
169 (addrs_ok_for_quad_peep): unsigned int reg1.
170 (print_operand): Consistently add "else" after
171 output_operand_lossage().
172 (print_operand, case 'b'): Fold in case 'W'.
173 (print_operand, case 'W'): Print rldic MB value.
174 (output_epilogue): Update Objective-C language string.
175 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
176 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
177 * rs6000.md (ashldi3): Add rldic instruction.
178 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
179 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
182 2000-08-08 Richard Henderson <rth@cygnus.com>
184 * config/ia64/ia64-protos.h: Remove duplicates. Update
185 for massive code rearrangements.
186 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
187 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
188 (ia64_local_regs, ia64_need_regstk): Remove.
189 (ar_ccv_reg_operand): New.
190 (ia64_gp_save_reg): New.
191 (struct ia64_frame_info): Combine most of the size elements;
192 add new gr save elements.
193 (find_gr_spill): New.
194 (next_scratch_gr_reg): New.
195 (mark_reg_gr_used_mask): New.
196 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
197 to GR backing store regs when possible.
198 (ia64_initial_elimination_offset): New.
199 (ia64_rap_fp_offset): Remove.
200 (save_restore_insns): Remove.
201 (setup_spill_pointers): New.
202 (finish_spill_pointers): New.
203 (spill_restore_mem): New.
204 (do_spill, do_restore): New.
205 (ia64_expand_prologue): Rewrite to use them.
206 (ia64_expand_epilogue): Likewise.
207 (ia64_direct_return): Update for current_frame_info changes.
208 (ia64_function_prologue): Simplify .prologue emission. Emit
210 (ia64_setup_incoming_varargs): Don't ever emit rtl.
211 (ia64_dbx_register_number): New.
212 (ia64_initialize_trampoline): New.
213 (ia64_secondary_reload_class): Request GR_REGS for integer
214 arithmetic destined for FR_REGS.
215 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
216 (ia64_mark_machine_status): Mark ia64_gp_save.
217 (rws_access_regno): Rename from rws_access_reg; don't treat
218 predicates specially.
219 (rws_access_reg): New. Update all callers.
220 (rtx_needs_barrier): Remove dead unspecs.
221 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
222 (ia64_encode_section_info): Silence signed/unsigned warnings.
223 (spill_offset, sp_offset, spill_offset_emitted): Remove.
224 (tmp_reg, tmp_saved): Remove.
225 (process_set): Rewrite to expect complicated bits via
226 REG_FRAME_RELATED_EXPR.
227 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
228 in the use of ar.ccv; never set RTX_UNCHANGING_P.
229 (ia64_expand_op_and_fetch): Likewise.
230 (ia64_expand_compare_and_swap): Likewise.
231 (ia64_expand_builtin): Likewise.
232 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
233 (FIRST_PSEUDO_REGISTER): Update.
234 (AR_M_REGNO_P): Update.
235 (FIXED_REGS): Don't mark three local registers as used.
236 (EXTRA_CC_MODES): New.
237 (SELECT_CC_MODE): New.
238 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
239 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
240 (FRAME_GROWS_DOWNWARD): Unset.
241 (STARTING_FRAME_OFFSET): Zero.
242 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
243 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
244 (HARD_FRAME_POINTER_REGNUM): New.
245 (CAN_DEBUG_WITHOUT_FP): Define.
246 (TRAMPOLINE_TEMPLATE): Remove.
247 (TRAMPOLINE_SIZE): Lower to 32.
248 (TRAMPOLINE_ALIGNMENT): Lower to 64.
249 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
250 (PREDICATE_CODES): Update.
251 (struct machine_function): Add ia64_gp_save.
252 * config/ia64/ia64.md: Purge unused unspecs.
253 (movsi patterns): Allow moves to/from AR_M_REGS.
254 (movdi patterns): Allow moves to/from p0.
255 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
256 (gr_spill, gr_restore): Indicate ar.unat read/written.
257 (nonlocal_goto): Don't pass old frame_pointer.
258 (nonlocal_goto_receiver): Remove.
259 (exception_receiver): New.
260 (builtin_setjmp_setup): New.
261 (builtin_setjmp_receiver): New.
262 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
263 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
264 (__ia64_restore_stack_nonlocal): Likewise.
265 (__ia64_trampoline): New.
266 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
268 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
270 2000-08-08 Richard Henderson <rth@cygnus.com>
272 * frame.h (ia64_frame_state): Add my_psp.
273 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
274 (__throw): Pass it in. Don't clobber r7.
275 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
276 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
277 and nothing to do with sp.
278 (normalize_reg_loc): Use frame->my_psp.
279 (frame_translate): Handle frame-pointer-less functions. Set
280 spill_base correctly, in absence of being told.
281 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
282 (__ia64_backtrace_helper): New sp argument. Use
283 builtin_return_address instead of label addresses.
284 (print_record) [mem_stack_v]: No size member.
286 2000-08-08 Richard Henderson <rth@cygnus.com>
288 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
290 2000-08-08 Richard Henderson <rth@cygnus.com>
292 * tm.texi (LOCAL_REGNO): Document.
293 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
294 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
295 * reload1.c (reload): Likewise when considering nonlocal labels.
297 * config/ia64/ia64.h (LOCAL_REGNO): New.
298 * config/sparc/sparc.h (LOCAL_REGNO): New.
300 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
302 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
304 2000-08-07 Nick Clifton <nickc@redhat.com>
306 * config/mips/mips.c: Fix compile time warning messages.
307 * config/mips/mips-protos.h: Add prototype for equality_op.
309 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
311 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
313 * mn10300.md: Use nonimmediate_operand instead of general_operand
316 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
318 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
320 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
321 * sh.c (expand_block_move): Break long lines.
322 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
323 * sh.md (mulsi3): Likewise.
324 (movdi): Adjust spacing.
326 2000-08-07 Richard Henderson <rth@cygnus.com>
328 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
329 * expr.c (emit_group_store): Don't set it.
331 2000-08-07 Kazu Hirata <kazu@hxi.com>
333 * invoke.texi (Options for Debugging Your Program or GCC): Remove
334 duplicate entries for 'w' and 'z'.
336 * flow.c: Fix a comment typo.
338 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
340 * c-parse.in: Changed the language string for Objective-C to "GNU
343 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
345 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
346 to improve the Posix thread support for Objective-C.
348 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
350 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
351 CTI_UNSIGNED_PTRDIFF_TYPE.
352 (signed_size_type_node): Define.
353 (unsigned_ptrdiff_type_node): Define.
354 * c-decl.c (init_decl_processing): Create the
355 signed_size_type_node and unsigned_ptrdiff_type_node types.
356 * c-common.c (T_SC): Define.
359 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
360 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
362 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
363 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
364 flags for %c, %s and %[.
365 (check_format_info): Only allow leniency for signedness of targets
366 of character pointers (when pedantic) for formats flagged with
367 "c", so for strings but not for %hh formats. When pedantic, don't
368 allow character pointers to substitute for void pointers if a
369 second level of indirection is present.
371 2000-08-06 Kazu Hirata <kazu@hxi.com>
373 * invoke.texi (Options for Debugging Your Program or GCC): Update
374 the names of dump files.
376 * h8300.c (dosize): Rearrange code for conciseness.
377 (split_adds_subs): Likewise.
379 * loop.c: Fix formatting.
381 * dwarf2out.c: Fix formatting.
383 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
385 * expr.c: Fix formatting.
387 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
389 * rs6000.c (rs6000_maybe_dead): Prototype.
391 2000-08-06 Richard Henderson <rth@cygnus.com>
393 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
394 HAVE_nonlocal_goto as well.
395 * config/i960/i960.md (nonlocal_goto): Don't do it here.
396 * config/pj/pj.md (nonlocal_goto): Likewise.
398 2000-08-07 Michael Hayes <mhayes@cygnus.com>
400 * loop.c (try_swap_copy_prop): New function.
401 (load_mems): Rename copies to load_copies and add new regset
402 store_copies. Check for sets of shadow registers and mark
403 in store_copies. Call try_swap_copy_prop for registers
404 marked in store_copies.
406 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
408 * objc/objc-act.c: New command line option -fconstant-string-class
409 to allow specifying a user defined constant string class,
410 different from NXConstantString.
412 * toplev.c: Moved the Objective-C specific options to
415 * objc/lang-options.h: Moved the Objective-C specific options from
416 toplev.c. Added -fconstant-string-class.
418 2000-08-05 Chris Demetriou <cgd@sibyte.com>
420 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
421 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
422 __CTOR_LIST__ from func_ptr array to just func_ptr, to
423 avoid extra alignment imposed on arrays.
424 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
425 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
427 * mips.h: Clean up comments and spacing near MASKs.
428 (TARGET_UNIX_ASM): Delete.
429 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
430 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
433 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
435 * c-common.c (print_char_table): Add entries for the X/Open '
436 format flag (print decimals with locale's thousands grouping
437 character). Make %C expect wint_t.
438 (check_format_info): If pedantic, warn when the %n$ operand
439 number form is used. Allow for the ' flag; warn about it if
442 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
444 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
445 type is a float mode, cfun->decl's return type is not, and
446 TARGET_FLOAT_RETURNS_IN_80387.
448 2000-08-04 Andreas Schwab <schwab@suse.de>
450 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
451 token list, which are always `#' and `pragma'.
453 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
455 * tree.c (tree_expr_nonnegative_p): Move to...
456 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
457 (rtl_expr_nonnegative_p): New.
458 * tree.h: Add prototype for rtl_expr_nonnegative_p.
460 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
461 CONST_DOUBLE_CHAIN: Move to...
462 * rtl.h: ...here. Use XCINT/XCEXP.
464 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
465 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
466 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
469 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
471 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
473 * config/c4x/c4x.md (return_indirect_internal): New.
474 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
476 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
478 * c-common.c (time_char_table): Mark up formats added in C99 and
479 make other corrections. %D and %g were added in C99. %Og is an
480 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
481 C99. %e was added in C99. %Oj is an extension. %G and %z are in
482 C99 rather than GNU extensions, but %OG and %Oz are extensions.
483 %h was added in C99. %C was added in C99. %OY and %OC are
484 extensions. Add the C99 format %F.
485 (check_format_info): If pedantic and not in C99 mode, warn for C99
488 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
490 * function.c (schedule_fixup_var_refs): New function, broken out
491 of put_reg_into_stack.
492 (put_reg_into_stack): Use it.
493 (put_var_into_stack): In CONCAT case, fixup up references for
494 components only after fixing up references to the whole concat.
496 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
498 * alias.c (mark_constant_function): Use INSN_P.
499 (init_alias_analysis): Likewise.
500 * combine.c (combine_instructions): Use INSN_P.
501 (can_combine_p): Likewise.
502 (try_combine): Likewise.
503 (distribute_notes): Likewise.
504 (distribute_links): Likewise.
505 * cse.c (cse_around_loop): Use INSN_P.
506 (invalidate_skipped_block): Likewise.
507 (cse_set_around_loop): Likewise.
508 (cse_end_of_basic_block): Likewise.
509 (delete_trivially_dead_insns): Likewise.
510 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
511 (unshare_all_rtl_1): Likewise.
512 (next_cc0_user): Likewise.
513 (try_split make_insn_raw): Likewise.
514 (remove_unnecessary_notes): Likewise.
515 * final.c (shorten_branches): Use INSN_P.
516 (leaf_renumber_regs): Likewise.
517 (leaf_renumber_regs_insn): Likewise.
518 * flow.c (find_label_refs): Use INSN_P.
519 (verify_wide_reg): Likewise.
520 (notice_stack_pointer_modification): Likewise.
521 (count_or_remove_death_notes): Likewise.
522 (verify_flow_info): Likewise.
523 (clear_log_links): Likewise.
524 * function.c (fixup_var_refs_insns): Use INSN_P.
525 (compute_insns_for_mem): Likewise.
526 * gcse.c (alloc_gcse_mem): Use INSN_P.
527 (compute_sets): Likewise.
528 (compute_hash_table): Likewise.
529 (classic_gcse): Likewise.
531 (insert_insn_end_bb): Likewise.
532 (delete_null_pointer_checks_1): Likewise.
533 * global.c (expand_preferences): Use INSN_P.
534 (build_insn_chain): Likewise.
535 * graph.c (node_data): Use INSN_P.
536 * haifa-sched.c (priority): Use INSN_P.
537 (rm_line_notes): Likewise.
538 (rm_other_notes): Likewise.
539 (find_insn_reg_weight): Likewise.
540 (init_target_units): Likewise.
541 (schedule_block): Likewise.
542 (compute_block_forward_dependences): Likewise.
543 (debug_dependencies): Likewise.
544 (set_priorities): Likewise.
545 * integrate.c (function_cannot_inline_p): Use INSN_P.
546 (save_parm_insns): Likewise.
547 (copy_insn_list): Likewise.
548 * jump.c (mark_all_labels): Use INSN_P.
549 (never_reached_warning): Likewise.
550 * lcm.c (optimize_mode_switching): Use INSN_P.
551 * local-alloc.c (validate_equiv_mem): Use INSN_P.
552 (memref_used_between_p): Likewise.
553 (update_equiv_regs): Likewise.
554 (block_alloc): Likewise.
555 (no_conflict_p): Likewise.
556 * loop.c (scan_loop): Use INSN_P.
557 (find_and_verify_loops): Likewise.
558 (count_loop_regs_set): Likewise.
559 (loop_reg_used_before_p): Likewise.
560 (strength_reduce): Likewise.
561 (recombine_givs): Likewise.
562 (check_dbra_loop): Likewise.
563 (load_mems): Likewise.
564 (try_copy_prop): Likewise.
565 * print-rtl.c (print_rtx): Use INSN_P.
566 * recog.c (find_single_use): Use INSN_P.
567 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
568 (next_flags_user): Likewise.
569 (swap_rtx_condition): Likewise.
570 * regmove.c (mark_flags_life_zones): Use INSN_P.
571 (optimize_reg_copy_1): Likewise.
572 (optimize_reg_copy_2): Likewise.
573 (optimize_reg_copy_3): Likewise.
574 (reg_is_remote_constant_p): Likewise.
575 (fixup_match_2): Likewise.
576 (regmove_optimize): Likewise.
577 (fixup_match_1): Likewise.
578 * regrename.c (build_def_use): Use INSN_P.
579 (replace_reg_in_block): Likewise.
580 (consider_use): Likewise.
581 * reload.c (find_equiv_reg): Use INSN_P.
582 * reload1.c (reload): Use INSN_P.
583 (maybe_fix_stack_asms): Likewise.
584 (calculate_needs_all_insns): Likewise.
585 (reload_as_needed): Likewise.
586 (emit_output_reload_insns): Likewise.
587 (delete_address_reloads_1): Likewise.
588 (reload_cse_regs_1): Likewise.
589 (reload_combine): Likewise.
590 (reload_cse_move2add): Likewise.
591 * reorg.c (redundant_insn): Use INSN_P.
592 (dbr_schedule): Likewise.
593 * resource.c (find_dead_or_set_registers): Use INSN_P.
594 (mark_target_live_regs): Likewise.
595 * rtlanal.c (reg_used_between_p): Use INSN_P.
596 (reg_referenced_between_p): Likewise.
597 (reg_set_between_p): Likewise.
598 (reg_set_p): Likewise.
599 (single_set): Likewise.
600 (multiple_sets): Likewise.
601 (find_last_value): Likewise.
602 (reg_set_last): Likewise.
603 (find_reg_note): Likewise.
604 (find_regno_note): Likewise.
605 * sibcall.c (sequence_uses_addressof): Use INSN_P.
606 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
607 * ssa.c (find_evaluations): Use INSN_P.
608 (rename_block): Likewise.
609 (rename_equivalent_regs): Likewise.
610 * unroll.c (loop_find_equiv_value): Use INSN_P.
611 (set_dominates_use): Likewise.
612 * varasm.c (mark_constant_pool): Use INSN_P.
613 (mark_constants): Likewise.
614 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
615 (alphaev4_next_group): Likewise.
616 (alphaev5_next_group): Likewise.
617 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
618 (c4x_rptb_rpts_p): Likewise.
619 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
620 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
621 (rs6000_adjust_priority): Likewise.
622 * config/sh/sh.c (sh_loop_align): Use INSN_P.
623 (machine_dependent_reorg): Likewise.
624 (split_branches): Likewise.
625 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
627 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
629 * combine.c (recog_for_combine): Remove the old notes
630 prior to attempting to recognize the new pattern.
631 (distribute_notes): Ignore REG_NONNEG notes.
633 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
635 * varasm.c (output_constructor): Add .align 0 for packed vars.
637 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
639 * configure.in: Use default thread_file even when enable_threads is
640 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
641 * configure: Rebuilt.
643 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
645 2000-08-04 Donn Terry (donnte@microsoft.com)
647 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
649 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
651 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
652 Delete code that conditionally modifies 'version'.
653 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
654 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
655 * gcc.c (main): Use it.
656 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
657 * prefix.c (update_path): Use it.
658 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
659 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
660 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
662 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
663 (SUBTARGET_SWITCHES): Adjust.
664 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
666 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
668 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
670 * c-common.h (flag_isoc94): Declare.
671 * c-decl.c (flag_isoc94): Define.
672 (c_decode_option): Set flag_isoc94 as appropriate.
673 * c-common.c (T_PD, T_IM, T_UIM): Define.
674 (format_char_info): Add tlen and jlen.
675 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
677 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
679 (time_char_table): Add NULL entries for %t and %j.
680 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
681 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
682 Warn for printf %lf if pedantic and not C99. Don't warn for empty
683 precision. Allow precision argument to be unsigned int. If
684 pedantic, warn for %p passed an argument not a pointer to possibly
685 qualified void or a possibly qualified character type, and for
686 pointer targets of the wrong sign, except for character pointers.
688 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
690 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
691 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
692 (wint_type_node): Define.
693 * c-decl.c (WINT_TYPE): Define.
694 (init_decl_processing): Create the wint_type_node type.
695 * c-common.c (T_WI): Define.
696 (print_char_table): Use T_WI for %lc format.
698 2000-08-04 Bruce Korb <bkorb@gnu.org>
700 * fixinc/: Verified that the MSDOS patch does not break
701 the UNIX functionality and applied the next three patches
704 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
706 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
707 output file with the temporary one by appending ".X" to generate
708 the temporary fuile's name. If the output file already has an
709 extension, replace it with ".X".
711 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
712 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
713 reallocate the command buffer while copying the command-line
714 argument. Redirect the output directly to the temporary file,
715 instead of going through another temporary file.
716 (process): Close the temporary file before unlinking it.
717 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
718 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
719 (run_compiles): Pass p_fixd argument to machine_matches, as it
722 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
723 environment, assume there are no symlinks in the include
724 directory. When cleaning up the DONE files, look for them
725 case-insensitively. Don't try to remove symlinks if they aren't
728 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
729 all callers changed. Declare pz "const char *", to avoid compiler
732 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
733 Change prototype of make_raw_shell_str.
735 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
737 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
738 (initialize) [__MSDOS__]: Use tempnam.
739 (initialize): Don't use SIGPIPE if it is not defined.
741 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
744 2000-07-25 Bruce Korb <bkorb@gnu.org>
746 * fixinc/fix*.[ch]: substantially reworked to make it possible
747 to run this program without using fork(2) or pipe(2) (i.e. in
750 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
752 * cppdefault.h (WINT_TYPE): Define.
753 * cppinit.c (builtin_array): Define __WINT_TYPE__.
754 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
755 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
757 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
759 * (mips_legitimate_address_p): Don't allow register+offset
760 if the offset is large and negative, and we are compiling
761 for 64 bit registers.
763 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
765 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
766 insn_code_number + 1.
768 2000-08-04 Kazu Hirata <kazu@hxi.com>
770 * h8300.c (function_prologue): Rearrange code for conciseness.
771 (function_epilogue): Likewise.
772 * h8300.h (OK_FOR_U): Fix formatting.
774 * cse.c: Fix a comment typo. Fix formatting.
776 2000-08-03 Richard Henderson <rth@cygnus.com>
778 * config/i386/i386.md (return_indirect_internal): New.
779 * config/i386/i386.c (ix86_expand_epilogue): Use it.
781 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
783 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
785 (lex_line): Glue @ onto the beginning of identifiers and
786 string constants, in Objective-C mode.
787 (output_token, spell_token): Handle CPP_OSTRING.
788 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
789 beginning of a NAME or a STRING, in objc mode.
791 * cpplib.c (get_define_node): Do not permit identifiers that
792 begin with @ to be #defined.
793 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
794 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
796 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
797 * c-tree.h (build_objc_string): Delete prototype.
798 * objc/objc-tree.def: Delete OBJC_STRING_CST.
799 * c-lex.c (yylex): Use build_string for all three kinds of strings.
801 * c-parse.in, objc/objc-act.c: Update commentary.
803 2000-08-03 Mark Mitchell <mark@codesourcery.com>
805 * extend.texi: Fix typo in last change.
807 * extend.texi: Add commentary on statement-expressions and their
808 interactions with C++.
810 2000-08-03 Nick Clifton <nickc@cygnus.com>
812 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
813 * dwarf.h (LANG_JAVA): Change value to 0x000b.
815 2000-08-03 Anthony Green <green@cygnus.com>
817 * dwarf2out.c (gen_compile_unit_die): Add java language support.
818 (add_bound_info): Check for java language.
819 (is_java): New function.
820 * dwarfout.c (output_compile_unit_die): Ditto.
821 * dwarf.h (dwarf_source_language): Add java source language type.
822 * dwarf2.h (dwarf_source_language): Ditto.
824 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
826 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
829 * i386.c (ix86_expand_branch): Mode of comparison in
830 IF_THEN_ELSE is VOIDmode.
832 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
834 * gengenrtl.c, rtl.c: Avoid #elif.
836 2000-08-03 Michael Poole <poole@troilus.org>
838 * tm.texi (Register Classes): Clarify order of sub-initializers
839 in REG_CLASS_CONTENTS.
841 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
843 From SAITOH Masanobu:
844 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
846 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
848 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
849 is not supported by tradcpp and isn't actually needed for cygwin.
851 2000-08-03 Kazu Hirata <kazu@hxi.com>
853 * h8300.c: Fix a comment typo.
854 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
856 * jump.c: Fix formatting.
858 * toplev.c: Fix formatting.
860 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
862 * flow.c (find_auto_inc): Verify that we've got a REG before
863 peeking at its regno. Fail, don't abort if we can't find
864 the increment of the desired register.
866 * pa.md (shadd height reduction patterns/splitters): Remove.
868 2000-08-02 Jim Wilson <wilson@cygnus.com>
870 * config/ia64/ia64-protos.h (flag_ssa): Declare.
871 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
873 2000-08-02 Mark Mitchell <mark@codesourcery.com>
875 * dce.c: Remove all uses of assert.
876 * dwarf2out.c: Likewise.
877 * dwarfout.c: Likewise.
880 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
882 * gcc.h (lang_specific_driver): Constify second argument.
883 * gcc.c (translate_options, process_command, main): Likewise.
884 Constify variables to match. Cast second argument to
887 * cppspec.c, gccspec.c: Adjust type of second argument to
888 lang_specific_driver, and update code as necessary.
890 2000-08-02 Jakub Jelinek <jakub@redhat.com>
892 * loop.c (scan_loop): Ensure update_end label does not
893 go away until reg_scan_update is run.
895 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
897 * c-common.h: Prototype min_precision and c_build_qualified_type here...
898 * c-tree.h: ... not here.
899 * errors.h: Prototype fancy_abort.
901 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
902 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
903 * regrename.c (regrename_optimize): Make control flow explicit.
904 (replace_reg_in_block): Initialize reg_use to 0.
906 * i386.c (legitimate_address_p): Rename error label to
907 report_error to avoid namespace clash.
909 2000-08-02 Kazu Hirata <kazu@hxi.com>
911 * fold-const.c: Fix formatting.
913 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
915 * i386.c (legitimate_address_p): Accept other bases than
916 pic_offset_table_rtx for GOTOFF constructs.
918 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
920 * i386.md (shift to lea splitter): Use const_int_operand.
922 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
924 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
925 cppspec.c: Do not use 'legal' or 'illegal' in error messages
928 * cppmain.c (cb_define, cb_undef): Don't generate any output
929 if not done_initializing.
930 * cpplex.c (maybe_paste_with_next): When the token after a ##
931 is an omitted rest argument, only delete the token before it
932 if that token is a comma. Do not warn about bogus token
933 pastes for , ## rest_arg.
938 2000-08-02 Fred Fish <fnf@be.com>
940 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
941 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
944 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
945 Be directories to search path.
947 Remove support for __declspec(dllimport) and __declspec(dllexport).
948 This is leftover cruft from the earlier BeOS gcc port when BeOS
949 used Microsoft's PE object file format.
950 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
951 * config/i386/t-beos (winnt.o): Remove Makefile frag.
952 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
953 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
954 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
955 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
956 (REDO_SECTION_INFO_P): Remove.
957 (ASM_EXPORT_DECL): Remove.
958 (ASM_DECLARE_FUNCTION_NAME): Remove.
959 (ASM_DECLARE_OBJECT_NAME): Remove.
960 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
961 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
962 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
963 (STRIP_NAME_ENCODING): Remove.
965 Remove support for obsolete version of BeOS that is no longer
967 * configure.in (i*86-*-beospe*): Remove.
968 * config/i386/beos-pe.h: Remove.
970 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
971 Mark Mitchell <mark@codesourcery.com>
973 * Makefile.in (OBJS): Added dce.o.
974 (ssa.o): Updated target to include ssa.h.
976 (toplev.o): Likewise.
977 (dce.o): Created target.
978 * basic-block.h: Added comments.
979 (INVALID_BLOCK): Added definition.
980 (connect_infinite_loops_to_exit): Added declaration.
981 Moved SSA declarations to ssa.h.
982 * flow.c: Added inclusion of ssa.h.
983 (struct depth_first_search_dsS, depth_first_search_ds):
985 (compute_immediate_postdominators): Added definition.
986 (connect_infinite_loops_to_exit): Likewise.
987 (flow_dfs_compute_reverse_init): Likewise.
988 (flow_dfs_compute_reverse_add_bb): Likewise.
989 (flow_dfs_compute_reverse_execute): Likewise.
990 (flow_dfs_compute_reverse_finish): Likewise.
991 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
992 (LABEL_P): Added definition.
995 (BARRIER_P): Likewise.
996 (JUMP_TABLE_DATA_P): Likewise.
997 (INSN_DEAD_CODE_P): Likewise.
998 * ssa.c: Replaced inclusions with ssa.h inclusion.
999 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
1000 (rename_registers): Removed unnecessary variables.
1001 * ssa.h: Created by moving declarations from ssa.c and
1003 * timevar.def: Defined TV_DEAD_CODE_ELIM.
1004 * toplev.c: Added ssa.h inclusion.
1005 (dump_file_index): Added DFI_dce.
1006 (dump_file): Added "dce" entry.
1008 (f_options): Added dce entry.
1009 * invoke.texi: Document -fdce. Emphasize experimental status of
1013 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
1015 * cpperror.c (v_message): Split into _cpp_begin_message and
1016 v_message macro. All callers updated.
1017 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
1020 * cppfiles.c (cpp_syshdr_flags): New function.
1021 (read_include_file): Don't call cpp_output_tokens. Call
1023 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
1024 (cpp_reader_init): Don't initialize token_buffer. Call
1025 _cpp_init_internal_pragmas.
1026 (cpp_cleanup): Don't clear token_buffer.
1027 (cpp_start_read): Don't worry about output from -D processing.
1028 Don't call cpp_output_tokens.
1029 (cpp_finish): Don't dump macros here. Don't call
1031 * cppmacro.c (_cpp_dump_definition): Rename
1032 cpp_dump_definition. Write directly to a FILE *.
1033 (dump_funlike_macro): Delete.
1034 (dump_macro_args): New.
1036 * cpplex.c (TOKEN_LEN): Convert to inline function.
1037 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
1038 cpp_scan_line, _cpp_dump_list): Delete.
1039 (cpp_printf, cpp_output_list): New.
1040 (output_line_command): Don't worry about entering or leaving files.
1041 (cpp_scan_buffer): Just output each token as we hit it.
1042 (process_directive): Don't call cpp_output_tokens.
1043 (_cpp_glue_header_name): Don't use token_buffer.
1044 (output_token, dump_param_spelling): Write directly to a FILE *.
1046 * cpplib.c (pass_thru_directive, dump_macro_name,
1047 pragma_dispatch, do_pragma_gcc): Delete.
1048 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
1049 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
1051 (do_error, do_warning, pragma_dependency): Call
1052 _cpp_begin_message, then cpp_output_list.
1053 (cpp_register_pragma, cpp_register_pragma_space,
1054 _cpp_init_internal_pragmas): New.
1055 (do_pragma): Walk the pragmas table here.
1056 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
1057 do_pragma_dependency): Return void.
1058 (do_pragma_implementation): Moved to cppmain.c.
1060 * cpplib.h: Update prototypes.
1061 (struct cpp_reader): Remove printer, token_buffer,
1062 token_buffer_size, and limit. Add struct cb, and pragmas.
1063 (struct cpp_printer): Remove last_id and written.
1064 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
1065 CPP_ADJUST_WRITTEN): Delete.
1066 * cpphash.h: Update prototypes.
1067 (ufputs): New wrapper.
1069 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
1070 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
1071 (main): Set up callbacks. Register #pragma implementation.
1072 Dump macros from here.
1074 2000-08-01 Geoff Keating <geoffk@cygnus.com>
1076 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
1077 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
1078 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
1079 insns if they have a REG_MAYBE_DEAD note attached.
1080 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
1081 (rs6000_emit_load_toc_table): TOC loads may go dead.
1083 2000-08-01 Jim Wilson <wilson@cygnus.com>
1085 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
1086 type exists before using it. Use number of words as alignment
1088 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
1089 ia64_va_arg): Propagate ia64_function_args changes here.
1091 2000-08-01 Richard Henderson <rth@cygnus.com>
1093 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
1094 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1096 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
1098 From Joern Rennecke:
1099 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
1100 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
1101 unless TARGET_SH3E is set.
1102 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
1104 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
1105 (ashlsi3_std): New pattern.
1106 (ashlsi3 expander): Use it for TARGET_SH3.
1107 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
1109 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
1111 * loop.c (canonicalize_condition): Use destination, not source to
1112 determine SET's mode.
1114 2000-07-31 Mark Mitchell <mark@codesourcery.com>
1116 * flow.c (clear_log_links): Fix typo.
1118 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
1120 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
1121 on targets which need more than one insn for a compare/cbranch
1124 2000-07-31 Jim Wilson <wilson@cygnus.com>
1126 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
1127 when computing offset.
1129 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
1131 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
1133 2000-07-31 Geoff Keating <geoffk@cygnus.com>
1135 * flow.c (clear_log_links): Nuke global_live_at_start and
1136 global_live_at_end data, since if the log_links stuff is invalid
1137 so is global_live_at_*.
1139 2000-07-31 Richard Henderson <rth@cygnus.com>
1141 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
1143 2000-07-31 Jakub Jelinek <jakub@redhat.com>
1145 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
1146 (_cpp_get_token): Don't macro expand a just pasted token if it
1147 was pasted at no_expand_level.
1149 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
1151 * cppmacro.c (find_param, count_params, save_expansion):
1152 Permit 'defined' as a macro parameter name.
1154 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
1156 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
1157 xcpp to cpp throughout.
1158 (native): Remove unnecessary dependency on cpp.
1160 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
1161 tradcpp to tradcpp0.
1162 (.i spec): Add missing output-file spec to cc1 command line.
1163 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
1165 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
1167 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
1168 (implicit_decl_warning): New function.
1169 (implicitly_declare): Use it.
1170 * c-typeck.c (build_external_ref): Use implicit_decl_warning
1171 to complain about implicit decls of builtins.
1173 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
1174 based on pedantic && flag_isoc99, if not already set.
1175 * c-tree.h: Declare mesg_implicit_function_declaration.
1176 Prototype implicit_decl_warning.
1178 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
1180 * Makefile.in (ssa.o): Updated header files in dependences.
1181 * basic-block.h: Added compute_immediate_postdominators declaration.
1182 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
1184 * flow.c (compute_immediate_dominators): Updated comment.
1185 (compute_immediate_postdominators): Added definition.
1186 * rtl.h (HARD_REGISTER_P): Added definition.
1187 * ssa.c: Include additional header files.
1188 (assert): Added definition.
1189 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
1190 include select hard registers.
1191 (ssa_rename_to_insert): Likewise.
1192 (ssa_rename_from_initialize): Likewise.
1193 (ssa_rename_from_lookup): Likewise.
1194 (original_register): Likewise.
1195 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
1196 include select hard reigsters.
1197 (ssa_rename_from_traverse): Likewise.
1198 (ssa_rename_from_free): Likewise.
1199 (ssa_rename_from_print): Likewise.
1200 (ssa_rename_from_print_1): Likewise.
1201 (ssa_rename_from_hash_function): Likewise.
1202 (ssa_rename_from_equal): Likewise.
1203 (ssa_rename_from_delete): Likewise.
1204 (simplify_to_immediate_dominators): Removed in favor of
1205 flow.c:compute_immediate_dominators.
1206 (find_evaluations_1): Modified to work with hard registers.
1207 (insert_phi_node): Likewise.
1208 (insert_phi_nodes): Likewise.
1209 (struct rename_set_data): Updated prev_reg comment.
1210 (create_delayed_rename): Modified to work with hard registers.
1211 (RENAME_NO_RTX): Updated comment.
1212 (apply_delayed_renames): Modified to work with hard registers.
1213 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
1214 (rename_block): Updated to use revised ssa_rename_to interface.
1215 (rename_registers): Updated to use revised ssa_rename_to and
1216 ssa_rename_from interface.
1217 (convert_to_ssa): Revised to use compute_immediate_dominators and
1218 deal with hard registers.
1219 (make_regs_equivalent_over_bad_edges): Modified to work with hard
1220 registers. Added check for illegal unification of hard register.
1221 (make_equivalent_phi_alternatives_equivalent): Modified to work
1222 with hard registers.
1223 (compute_conservative_reg_partition): Likewise.
1224 (coalesce_if_unconflicting): Modified to work with hard registers
1225 and check for conflicting hard registers.
1226 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
1228 (rename_equivalent_regs_in_insn): Modified to work with hard
1230 (record_canonical_element_1): Added definition.
1231 (check_hard_regs_in_partition): Added definition.
1232 (convert_from_ssa): Added data structure deallocation and check
1233 for illegal hard register unification.
1234 (conflict_hard_regs_p): Added definition.
1235 * toplev.c (rest_of_compilation): Added comment.
1237 2000-07-31 Anthony Green <green@redhat.com>
1239 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
1241 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
1243 * builtins.c (expand_builtin_apply): Don't defer pop during
1246 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1248 * calls.c (combine_pending_stack_adjustment_and_call): Only use
1249 preferred_unit_stack_boundary when it is > 1.
1251 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
1253 * c-common.c (init_function_format_info): Add C99 format functions
1256 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
1257 void' or 'register void' as being the special case of 'void' alone
1258 in a parameter list.
1260 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
1261 discarding qualifiers into a plain warning.
1263 2000-07-31 Kazu Hirata <kazu@hxi.com>
1265 * combine.c: Fix formatting.
1267 * h8300.md: Fix formatting.
1269 * local-alloc.c: Fix formatting.
1271 * h8300.c (get_shift_alg): Remove the variable alg.
1272 (emit_a_shift): Rearrange code to improve readability.
1274 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
1276 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
1277 HImode on all architectures and a combination of HImode and SImode
1278 on H8/300H and H8/S.
1280 * h8300.c (split_adds_subs): Rearrange code for conciseness.
1282 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
1284 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
1287 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
1289 * recog.c (extract_insn): Set operand_mode according to
1290 operand if match_operand is VOIDmode.
1292 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
1294 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
1296 2000-07-31 Geoff Keating <geoffk@cygnus.com>
1298 * c-parse.in (extdefs): Call ggc_collect between external
1301 2000-07-30 Michael Hayes <mhayes@cygnus.com>
1302 Richard Henderson <rth@cygnus.com>
1304 * Makefile.in (OBJS): Add doloop.o.
1305 * doloop.c: New file.
1307 * final.c (insn_current_reference_address): Return 0 before final.
1308 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
1309 * jump.c (any_uncondjump_p): Likewise.
1310 * loop.c (indirect_jump_in_function): Make static.
1311 (strength_reduce): Call doloop_optimize.
1312 (insert_bct, instrument_loop_bct): Remove.
1313 * loop.h (doloop_optimize): Prototype.
1314 * recog.c (split_all_insns): Split all INSN_P.
1315 * toplev.c (flag_branch_on_count_reg): Default on.
1317 * config/c4x/c4x.c (c4x_optimization_options): Don't set
1318 flag_branch_on_count_reg.
1319 * config/i386/i386.c (override_options): Likewise.
1320 * config/rs6000/rs6000.c (optimization_options): Likewise.
1322 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
1324 (dbra_ge): Remove, as well as all it's splitters.
1326 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
1329 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
1330 (ia64_register_move_cost): Declare.
1331 * config/ia64/ia64.c (ar_lc_reg_operand): New.
1332 (struct ia64_frame_info): Add ar_size.
1333 (ia64_compute_frame_size): Set it.
1334 (save_restore_insns): Save and restore ar.lc.
1335 (ia64_register_move_cost): New, moved from header file. Handle
1336 application registers.
1337 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
1338 (emit_insn_group_barriers): Special case doloop_end_internal.
1339 (ia64_epilogue_uses): Mark ar.lc live at end.
1340 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
1341 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
1342 (FIRST_PSEUDO_REGISTER): Make room.
1343 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
1344 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
1345 (REG_ALLOC_ORDER): Update.
1346 (HARD_REGNO_MODE_OK): Update.
1347 (REGISTER_NAMES): Update.
1348 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
1349 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
1350 (REGNO_REG_CLASS): Update.
1351 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
1352 (REGISTER_MOVE_COST): Move out of line.
1353 (PREDICATE_CODES): Update.
1354 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
1355 (addsi3_plus1_alt, adddi3_plus1_alt): New.
1356 (shladd_elim splitter): Allow constants in the predicate.
1357 (doloop_end, doloop_end_internal): New.
1359 2000-07-30 Richard Henderson <rth@cygnus.com>
1361 * genattrtab.c (struct insn_def): Add lineno member.
1362 (struct insn_ent): Likewise.
1363 (struct attr_desc): Likewise.
1364 (struct delay_desc): Likewise.
1365 (struct function_unit_op): Likewise.
1366 (struct function_unit): Likewise.
1367 (check_attr_value): Use message_with_line.
1368 (check_defs): Likewise.
1369 (expand_units): Likewise.
1370 (check_attr_test): Take a lineno argument.
1371 (gen_attr): Likewise.
1372 (gen_insn): Likewise.
1373 (gen_delay): Likewise.
1374 (gen_unit): Likewise.
1375 (main): Give it to them.
1376 (convert_set_attr_alternative): Take an insn_def argument
1377 instead of num_alt and insn_index.
1378 (convert_set_attr): Likewise.
1379 (write_test_expr): Protect INSN_ADDRESSES load
1380 with INSN_ADDRESSES_SET_P.
1382 2000-07-30 Richard Henderson <rth@cygnus.com>
1384 * flow.c (init_propagate_block_info): Use pc_set.
1386 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
1388 * i386.md (*lea_general_[123]) New insns and splits.
1389 (addsi3 to lea splitter): Handle other modes too.
1390 (shlsi3 to lea splitter): Likewise.
1391 (addhi_1_lea, shlhi_1_lea): New patterns.
1392 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
1394 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
1396 * recog.c (general_operand, nonimmediate_operand): Accept
1397 any mode for VOIDmode CONSTANT_P operands.
1399 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
1401 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
1402 instead of replace_rtx.
1403 * recog.c (validate_replace_rtx_subexp): New function.
1404 * recog.h (validate_replace_rtx_subexp): Declare.
1406 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
1408 * combine.c (simplify_set, make_extraction, make_compound_operation
1409 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
1410 as force_to_mode argument.
1412 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
1414 * combine.c (if_then_else_cond): Be sure that mode fits in
1417 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
1419 * combine.c (record_promoted_value): Allow bitsize of mode
1420 to be equivalent to HOST_BITS_PER_WISE_INT.
1422 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
1424 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
1425 Do not call gen_mode_alignment when mode is BLKmode.
1427 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
1429 * loop.c (express_from_1): Fix call of simplify_gen_binary.
1431 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
1433 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
1434 VOIDmode implies both operands to be VOIDmode.
1435 (simplify_ternary_operation): Compute properly the mode of comparison.
1436 * combine.c (combine_simplify_rtx): Likewise.
1438 2000-07-25 Michael Hayes <mph@paradise.net.nz>
1440 * basic-block.h (struct loops): New field rc_order.
1441 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
1442 (flow_loops_free): Free rc_order.
1443 (flow_depth_first_order_compute): New parameter rc_order.
1444 (flow_loops_find): Allocate rc_order and swap usage with
1447 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1448 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1450 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
1451 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
1452 (nodb_call, return_from_epilogue): Likewise.
1453 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
1454 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
1455 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
1456 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
1457 (c4x_valid_type_attribute_p): Likewise.
1458 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
1459 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
1461 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1463 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
1464 and loadhi_big_constant if applicable.
1465 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
1466 and add new splitter.s
1468 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1470 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
1472 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1474 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
1476 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1478 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
1480 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1482 * config/c4x/libgcc.S (divqf3): Improve accuracy.
1484 2000-07-27 Mark Mitchell <mark@codesourcery.com>
1486 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
1487 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
1488 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
1489 (get_prev_bb_note): Likewise.
1490 (remove_scope_notes): Likewise.
1491 * flow.c (commit_one_edge_insertion): Likewise.
1492 (merge_blocks_nomove): Likewise.
1493 (verify_flow_info): Likewise.
1494 * gcse.c (insert_insn_end_bb): Likewise.
1495 * reg-stack.c (emit_swap_insn): Likewise.
1496 * ssa.c (first_insn_after_basic_block_note): New function.
1497 (insert_phi_node): Use it.
1498 (rename_block): Likewise.
1499 (eliminate_phi): Likewise.
1500 (make_regs_equivalent_over_bad_edges): Likewise.
1501 (make_equivalent_phi_alternatives_equivalent): Likewise.
1502 (for_each_successor_phi): Likewise.
1503 (convert_from_ssa): Modify phi-node deletion algorithm.
1505 2000-07-29 Andreas Jaeger <aj@suse.de>
1507 * configure.in (mips*-*-linux*): Use mips*el to check for little
1508 endian MIPS, add tmake_file.
1510 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
1511 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
1512 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
1514 2000-07-28 Richard Henderson <rth@cygnus.com>
1516 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
1517 Sign extend mode size before negating.
1519 2000-07-28 Richard Henderson <rth@cygnus.com>
1521 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
1523 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
1525 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
1526 (cse_insn): Likewise.
1527 (addr_affects_sp_p): Likewise.
1528 * expr.c (move_by_pieces): Likewise.
1529 (clear_by_pieces): Likewise.
1530 * gcse.c (oprs_unchanged_p): Likewise.
1531 * haifa-sched.c (sched_analyze_2): Likewise.
1532 * recog.c (offsettable_address_p): Likewise.
1533 * regclass.c (record_address_regs): Likewise.
1534 * reload.c (find_reusable_reload): Likewise.
1535 (push_reload): Likewise.
1536 (operands_match_p): Likewise.
1537 (decompose): Likewise.
1538 (find_reloads_address_1): Likewise.
1539 (find_inc_amount): Likewise.
1540 * reload1.c (elimination_effects): Likewise.
1541 * resource.c (mark_set_resources): Likewise.
1542 * flow.c (attempt_auto_inc): New function; mostly broken out
1544 (find_auto_inc): Split into two functions and enhanced to
1545 generate POST_MODIFY.
1546 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
1547 * rtl.h (count_all_occurrences): Declare.
1548 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
1550 * rtlanal.c (count_all_occurrences): New function.
1551 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
1552 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
1554 * config/ia64/ia64-protos.h (destination_operand): Declare.
1555 * config/ia64/ia64.c (destination_operand): New function.
1556 (ia64_print_operand): Handle POST_MODIFY.
1557 (rtx_needs_barrier): Likewise.
1558 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
1559 (HAVE_POST_MODIFY_REG): Define to 1.
1560 (MAX_REGS_PER_ADDRESS): Change to 2.
1561 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
1562 (LEGITIMATE_ADDRESS_REG): New helper macro.
1563 (LEGITIMATE_ADDRESS_DISP): Likewise.
1564 (PREDICATE_CODES): Add entry for destination_operand.
1565 * config/ia64/ia64.md (all mov patterns): Use destination_operand
1566 predicate for operand 0.
1568 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1570 * dwarf2out.c: Indent #error directive.
1572 * gbl-ctors.h: Fix typo in comment.
1573 (__do_global_ctors): Prototype.
1575 * gcse.c (record_one_set, pre_delete): Remove unused variables.
1577 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
1578 (print_operand): Initialize variable `t'.
1580 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
1582 * config/arm/arm.md ("call_value"): removed constraints.
1583 Constraints are ignored in expanders.
1584 (*call_value_reg): split =rf into various constraints.
1585 (*call_value_mem): same
1586 (*call_value_symbol): same
1587 (*sibcall_value_insn): same
1589 2000-07-28 Philipp Thomas <pthomas@suse.de>
1591 * install.texi (--enable-nls): Change the description of the NLS
1592 related configure options to match the current state.
1593 (--with-included-gettext): Likewise.
1594 (--enable-maintainer-mode): New description added.
1595 * extend.texi (-fstrict-prototype): Add missing '.'.
1597 2000-07-27 Jim Wilson <wilson@cygnus.com>
1599 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
1600 DECL_INITIAL (decl) == NULL_TREE.
1602 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
1604 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
1605 on insn-attr.h with it.
1606 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
1607 * insn-addr.h: New header.
1608 (insn_addresses_): Renamed from insn_addresses.
1609 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
1610 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
1611 INSN_ADDRESSES_NEW): New macros.
1612 * genattrtab.c (write_test_expr): Use new macros.
1613 * final.c (insn_addresses, init_insn_lengths): Likewise.
1614 (align_fuzz, shorten_branches): Likewise.
1615 (final): Likewise. Do not reject new insns if their addresses
1616 have been added to INSN_ADDRESSES.
1617 * config/arm/arm.c, config/avr/avr.c: Use new macros.
1618 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
1619 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
1620 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
1621 * config/sh/sh.c: Likewise.
1622 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
1624 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
1626 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
1628 * gcc.c (struct prefix_list): Add member priority.
1629 (enum path_prefix_priority): Declare.
1630 (add_prefix): Replace ``first'' with ``priority''. Append new
1631 entry but keep list in priority order.
1632 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
1633 PREFIX_PRIORITY_LAST to add_prefix.
1634 (process_command): Move include kludge - foo/stageN - to before
1637 2000-07-27 Jason Merrill <jason@redhat.com>
1639 * dwarf2out.c (gen_typedef_die): Abort if we get identical
1640 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
1642 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
1644 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
1645 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
1647 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
1649 * c-decl.c (finish_function): Don't treat 'main' specially unless
1650 flag_hosted. In C99 mode, return 0 from 'main' unless
1651 DEFAULT_MAIN_RETURN is otherwise defined.
1653 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
1654 parameters defaulting to int in an old-style function definition.
1656 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1658 * c-parse.in (string): For -Wtraditional, warn about string
1659 concatenation only once per line.
1661 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
1663 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
1664 for HI-UX/WE2 systems.
1666 2000-07-24 Bruce Korb <bkorb@gnu.org>
1668 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
1669 defining the __xxx_TYPE__ macros.
1670 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
1671 * fixincl/fixlib.h: don't need to include "tm.h" anymore
1672 * fixincl/inclhack.def(type_map): now obsolete
1674 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
1676 * cpp.texi: Append a trailing full-stop to xrefs where needed.
1678 2000-07-26 Dave Pitts <dpitts@cozx.com>
1680 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
1682 (mvs_hash_alias): New function.
1683 (mvs_add_alias): Change argument spacing.
1684 (mvs_need_alias): Change aliasing criteria. Added documentation.
1685 (mvs_get_alias): Change to use hashed name. The hashed name prevents
1686 CSECT name collisions.
1687 (mvs_check_alias): Likewise.
1688 (handle_pragma): Change documentation.
1689 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
1690 mode from SImode to DImode.
1691 (iorhi3): Changed LTORG size for insn.
1693 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1695 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1696 mem if the address is a mode_dependent_address_p.
1698 2000-07-26 Kazu Hirata <kazu@hxi.com>
1700 * h8300.c (print_operand): Print ":8" when the 'R' operand is
1701 suitable for 8-bit absolute.
1702 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
1703 (OK_FOR_U): Add a case for the 8-bit constant address on the
1706 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
1708 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
1709 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
1710 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
1711 lack of implemented alignment.
1713 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
1715 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
1716 cross-compiling between 64-bit and 32-bit machines.
1718 2000-07-27 Richard Henderson <rth@cygnus.com>
1720 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
1721 (movhicc_astep, movhi_internal_astep): New.
1722 (movsicc_astep, movsi_internal_astep): New.
1723 (movdicc_astep, movdi_internal_astep): New.
1724 (movsfcc_astep, movsf_internal_astep): New.
1725 (movdfcc_astep, movdf_internal_astep): New.
1726 (movxfcc_astep, movxf_internal_astep): New.
1727 (cmovdi_internal_astep, cmovsi_internal_astep): New.
1728 Unify the cmov[ds]i splitters.
1730 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
1732 * real.c (asctoeg): Rename `error' label to unexpected_char_error
1734 2000-07-26 Nick Clifton <nickc@cygnus.com>
1736 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
1737 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
1739 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
1740 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
1742 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
1744 * c-decl.c (finish_enum): Convert enumerations that fit in an
1746 (build_enumerator): In pedantic mode, cast to `int' those that
1749 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
1751 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
1753 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1755 * sh.md (cmpgtdi_t): Must be split.
1756 (cmpgtdi_t+1): New splitter.
1758 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
1760 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
1761 warnings for indented directives even if we are skipping.
1763 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
1765 * invoke.texi (strict-prototypes): Remove.
1766 * extend.texi (Deprecated Features): Add strict-prototypes.
1767 (Backwards Compatibility): New node.
1769 2000-07-25 Jakub Jelinek <jakub@redhat.com>
1771 * config/i386/i386.md (andsi_1+1): Allow HImode.
1772 (andsi_1+2): Require q_regs_operand.
1774 2000-07-25 Jakub Jelinek <jakub@redhat.com>
1776 * config/i386/i386.md (call_pop): Check operands[0],
1777 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
1779 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
1780 (call_value): Likewise.
1782 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
1784 * toplev.c (pipe_closed): Delete.
1785 (crash_signal): New. Generate ICE for a fatal signal.
1786 (float_signal): Call crash_signal outside a float-handler
1788 (main): Install crash_signal as handler for core-dumping signals.
1790 2000-07-25 David Edelsohn <edelsohn@gnu.org>
1792 * rs6000.c (print_operand, case 'T'): New case.
1794 * rs6000.md (call_indirect_aix32): Convert to expander of
1795 scheduled instructions.
1796 (call_indirect_aix64): Likewise.
1797 (call_value_indirect_aix{32,64}): Likewise.
1798 (call, call_value): Invoke expanders for AIX. Fall through to
1800 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
1801 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
1802 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
1803 only "g" constraint.
1804 (call_nonlocal_aix64): Likewise.
1805 (call_value_nonlocal_aix{32,64}): Likewise.
1806 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
1808 (call_value_nonlocal_sysv): New pattern.
1809 (indirect_jump{si,di}): Use new 'T' modifier.
1810 (tablejump{si,di} matchers): Likewise.
1811 (return_internal_{si,di}): Likewise.
1812 (return_eh_{si,di}): Likewise.
1814 2000-07-24 Richard Henderson <rth@cygnus.com>
1816 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
1817 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
1818 * config/ia64/ia64.md (movdi_internal): Use it.
1820 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
1822 * cppexp.c: Warn about unary + if -Wtraditional.
1823 * cpplex.c (lex_line): Always set BOL on the first token of a line.
1825 2000-07-24 Michael Meissner <meissner@redhat.com>
1827 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
1830 2000-07-24 Nick Clifton <nickc@cygnus.com>
1832 * config/arm/arm.c (emit_multi_reg_push): Generate a
1833 REG_FRAME_RELEATED_NOTE that is compatable with the code in
1834 dwarf2out_debug_frame_expr.
1836 2000-07-24 Jason Merrill <jason@redhat.com>
1838 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
1839 UNALIGNED_INT_ASM_OP.
1840 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
1841 a location expression.
1842 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
1843 assume indirect access if we're saving the CFA address exactly.
1845 * Makefile.in (bootstrap): Move -BstageN/ to the end.
1847 2000-07-24 Jakub Jelinek <jakub@redhat.com>
1849 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
1852 2000-07-24 Michael Meissner <meissner@redhat.com>
1854 * invoke.texi (D30V Options): Add d30v options.
1856 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
1858 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
1859 needed by our gcse pass anymore.
1860 (free_pre_mem): Corresponding changes.
1861 (compute_pre_data): Do not call compute_transpout anymore.
1863 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
1864 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
1867 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
1868 (compute_pre_data): Do it here instead.
1870 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
1872 (pre_delete): Corresponding changes.
1874 2000-07-23 Mark Mitchell <mark@codesourcery.com>
1876 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
1877 to figure out whether or not a variable has already been emitted.
1879 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
1881 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
1882 instead of gen_call.
1884 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
1886 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
1888 2000-07-23 Kazu Hirata <kazu@hxi.com>
1890 * h8300.c: Fix formatting.
1892 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
1894 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
1895 for `long' switch expression into a plain warning.
1897 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
1898 (yylex): Don't pedwarn for "inline" in C99 mode.
1900 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
1902 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
1903 ggc_alloc): Likewise.
1904 * bb-reorder.c (dump_scope_forest_1): Likewise.
1906 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
1908 * reload.c (find_reloads_toplev): Add new parameter
1910 (find_reloads): Add new parameter to find_reloads_toplev calls.
1912 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
1914 * collect2.c (main): Typo fixed.
1915 * diagnostic.c: Typo fixed.
1916 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
1917 * eh-common.h: Typo fixed.
1918 * emit-rtl.c (start_sequence): Typo fixed.
1919 * flow.c (find_label_refs): Typo fixed.
1920 (calculate_global_regs_live): Typo fixed.
1921 (mark_regno_cond_dead): Typo fixed.
1922 (create_edge_list): Typos fixed.
1923 (verify_edge_list): Typo fixed.
1924 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
1925 * loop.c (strength_reduce): Typo in function name fixed.
1926 * rtl.h: Added comments. Typo in function name fixed.
1927 * rtlanal.c: Typo in function name fixed.
1928 (insn_dependant_p): Rename to ...
1929 (insn_dependent_p): ... this.
1930 (computed_jumo_p): Typo fixed.
1932 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1934 * system.h (__FUNCTION__): Wrap definition in #ifndef.
1936 2000-07-21 David Edelsohn <edelsohn@gnu.org>
1938 * rs6000.h (SIZE_TYPE): Define.
1940 2000-07-21 Mark Mitchell <mark@codesourcery.com>
1942 * ssa.c (rename_insn_1): Don't rename registers that are
1945 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
1947 * diagnostic.c (trim_filename, fancy_abort): Moved here from
1949 (fatal_function, set_fatal_function): Removed.
1950 (fatal): Don't prepare for or call the fatal_function.
1951 (diagnostic_lock, error_recursion): New.
1952 (diagnostic_for_decl, report_diagnostic): Guard against
1953 re-entering the error reporting routines.
1954 (fancy_abort): Assume function is not NULL.
1956 * errors.c (fancy_abort): New. Assume function is not NULL.
1957 * tradcpp.c (fancy_abort): Assume function is not NULL.
1959 * system.h: Provide default definition of __FUNCTION__.
1960 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
1961 Always use __FUNCTION__ in definition of abort.
1963 * varray.h: Likewise.
1964 * toplev.h: Likewise. Don't prototype set_fatal_function.
1966 2000-07-20 Geoff Keating <geoffk@cygnus.com>
1968 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
1970 * glimits.h: Don't do #if defined for ARCH_PPC.
1972 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
1973 constants of size no larger than a pointer should go in the TOC.
1974 Add 'MODE' parameter.
1975 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
1976 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
1977 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
1978 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
1979 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
1980 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
1981 (rs6000_legitimize_address): Likewise.
1982 (rs6000_emit_move): Likewise.
1983 (rs6000_select_rtx_section): Likewise.
1984 (output_toc): Deal properly with outputting small constants like
1985 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
1986 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
1987 MODE parameter. Put small constants in the TOC.
1989 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
1991 (rs6000_emit_move): When reload calls us with an illegitimate
1992 address, exit early. Move the change_address calls to one place
1993 at the end of the routine. Merge the SImode and DImode expanders.
1994 When called by reload to put an integer into a FP register, force
1997 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
1999 (rs6000_hash_constant): Hash mode too.
2000 (toc_hash_function): Allow for key_mode.
2001 (toc_hash_eq): Structures are different if key_mode differs.
2002 (output_toc): Add 'mode' parameter. Save key_mode.
2003 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
2004 Pass 'mode' parameter.
2005 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
2007 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2008 for vtable references.
2010 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
2011 choice, don't put integer values in FP regs.
2013 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
2015 * flow.c (verify_flow_info): Revamp code to verify that the
2016 head and end of each basic block are in the insn chain.
2018 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
2020 * gcse.c (record_one_set): Prepend instead of append onto
2021 reg_set_table, making it O(n) instead O(n^2).
2022 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
2023 Use a queue instead of a stack as worklist.
2025 2000-07-20 Kazu Hirata <kazu@hxi.com>
2027 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
2028 * h8300.h (OK_FOR_T): New.
2029 (EXTRA_CONSTRAINT): Support OK_FOR_T.
2030 * h8300.md: Use inc/dec.[wl] for increment/decrement
2031 by 1 and 2 in HI and SI modes.
2033 2000-07-20 Jim Wilson <wilson@cygnus.com>
2035 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
2036 larger than 14 bits.
2038 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
2040 * cppmacro.c (CAN_PASTE_AFTER): New macro.
2041 (count_params): Don't set GNU_REST_ARGS on anything.
2042 (save_expansion): Set PASTE_LEFT only on tokens for which
2043 CAN_PASTE_AFTER is true, or which are named operators.
2045 * cpplex.c (parse_args): Distinguish between a rest argument
2046 given one empty argument, and a rest argument given zero arguments.
2047 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
2048 deletion of previous token based on that.
2049 (get_raw_token): Flatten some control structure.
2051 * cpplib.h (CPP_LAST_EQ): Correct.
2052 (VOID_REST): New token flag.
2053 (GNU_REST_ARGS): Delete.
2055 * tradcpp.c (main): Don't munge -D options.
2056 (make_definition): Bring -D handling in line with cpplib.
2057 (do_define): Strip all leading whitespace from macro definitions.
2059 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
2061 * Makefile.in (tradcpp): Depend on intl.o and version.o.
2063 2000-07-20 Bruce Korb <bkorb@gnu.org>
2065 * fixincl/check.tpl: strip the platform specific types before testing
2066 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
2067 * fixincl/fixincl.tpl: use platform specific types
2068 * fixincl/fixlib.h: include the platform specific types
2069 * fixincl/inclhack.def(gnu_types): don't supply the types
2070 * fixincl/fixincl.x: regen
2072 2000-07-19 Jim Wilson <wilson@cygnus.com>
2074 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
2077 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
2079 * tradcpp.c (rescan): Do not recognize directives when the #
2082 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
2084 Implement C++ named operators.
2086 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
2087 of operators allowed in #if and having an _EQ variant. Add
2088 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
2089 (cpp_token flags): Add NAMED_OP.
2090 (enum node_type): Add T_OPERATOR.
2091 (struct cpp_hashnode): Add code slot to value union.
2092 * cpphash.h (spec_nodes): Remove n_defined.
2094 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
2095 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
2096 (is_macro_disabled): Tweak error messages.
2098 * cpplib.c (get_define_node): Disallow all named operators as
2099 macro names. Tweak error messages.
2100 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
2102 * cppinit.c (builtin_array): Add entries for the named operators.
2103 * cppexp.c (lex): Check for CPP_DEFINED token.
2104 (priority table): Add entries for CPP_MIN and CPP_MAX.
2105 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
2107 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
2109 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
2110 larger than the array of cuids.
2111 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
2114 2000-07-19 Bruce Korb <bkorb@gnu.org>
2116 * fixinc/fixincl.c: Convert to using a table of environment variables
2117 and activate the auto-edit marker on the fixed output files.
2118 * fixinc/fixlib.h: Define the environment table
2119 * fixinc/fixincl.sh: export the ${INPUT} dir
2120 * fixinc/check.tpl: likewise
2122 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
2124 * gcc.c (.h spec): Fix typo.
2126 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
2128 * Makefile.in: Fix tradcif.c path.
2130 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
2132 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
2135 * cpphash.h (TOKEN_NAME): New macro.
2136 (_cpp_spell_operator): Deleted.
2137 (token_spellings): Now _cpp_token_spellings.
2139 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
2140 * cpplex.c: Use OP and TK macros when expanding the
2141 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
2142 store the stringification of the enumeration name (CPP_CHAR,
2143 etc.) in the name slot of token_spellings.
2144 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
2145 token_spellings directly.
2146 * cpplib.c: Use TOKEN_SPELL.
2148 * cpplex.c (_cpp_push_token): If the token being pushed back
2149 is the previous token in this context, just subtract one from
2151 * cppmacro.c (save_expansion): Clear aux field when storing a
2154 2000-07-18 Jakub Jelinek <jakub@redhat.com>
2156 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
2157 buffer, provided it is not NULL.
2159 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
2161 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
2162 case of invalid volatile re-declaration.
2164 2000-07-18 Jakub Jelinek <jakub@redhat.com>
2166 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
2167 (expand_call): Adjust caller.
2169 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
2171 * diagnostic.h (report_diagnostic): Change prototype.
2173 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
2174 diagnostic_for_decl): Change prototype.
2175 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
2176 error, warning, error_with_file_and_line,
2177 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
2178 Adjust call to report_diagnostic, diagnostic_for_decl.
2179 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
2180 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
2182 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
2183 varaible argument list.
2185 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
2187 * cpphash.c: Don't include hashtab.h. Most macro-handling code
2188 moved to cppmacro.c.
2189 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
2190 dump_hash_helper): Delete.
2191 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
2192 cpp_forall_identifiers): New. Implement specialized version of
2193 Vlad's expandable hash table.
2194 (cpp_lookup): Use new functions.
2195 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
2197 * cppmacro.c: New file.
2198 * cppinit.c (dump_macros_helper): New.
2199 (cpp_finish): Iterate over the identifier table directly.
2200 * cpplex.c (parse_name): Calculate the hash of the identifier
2201 while we scan it. Use _cpp_lookup_with_hash when we can.
2203 * cpphash.h: Update prototypes.
2204 (xcnewvec, HASHSTEP): New helper macros.
2205 * cpplib.h: Update prototypes.
2206 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
2207 (cppmacro.o): New rule.
2208 (cpphash.o): Update deps.
2210 * cppmain.c: Do not set pfile->printer if no_output is on.
2212 2000-07-15 Neil Booth <neilb@earthling.net>
2214 * cpplib.c: Change all directive-handler functions to return
2216 * cpphash.h: Update typedefs.
2218 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
2220 * configure: Regenerate.
2222 * extend.texi (Extended Asm): Mention that a memory clobber
2223 does not count as a side-effect.
2225 * unroll.c (copy_loop_body): Fix one instance of using host
2226 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
2229 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
2231 2000-07-17 Richard Henderson <rth@cygnus.com>
2233 * config/ia64/ia64.md (movdi): Split out load address code.
2234 New post-reload splitter for symbolic operands.
2235 (movdi_internal): Abort if we didn't split symbolic operands
2236 when we should have.
2237 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
2238 (ia64_reorg): Split insns when not optimizing.
2239 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
2241 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
2243 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
2244 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
2246 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
2248 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
2250 2000-07-17 Jason Merrill <jason@redhat.com>
2252 * Makefile.in (clean): Remove libgcc directory.
2254 * configure.in (-Wno-long-long check): Use higher-level macros.
2256 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
2258 * simplify-rtx.c (simplify_binary_operation): Recognize
2259 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
2260 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
2261 a CONST_INT, it will always be zero.
2263 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
2265 * loop.c (check_dbra_loop) : Return if more than one condition is
2266 present to control the loop.
2268 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
2270 * mips.c (mips_expand_prologue): Don't calculate the last argument
2271 register unless we need it. When we are calculating this, make
2272 sure FUNCTION_ARG is giving us a REG.
2274 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2276 * flow.c (libcall_dead_p): Use single_set to verify the insn
2277 has only one set and get for analysis.
2278 (propagate_one_insn): Don't pass the PATTERN of the insn.
2280 2000-07-17 Mark Klein <mklein@dis.com>
2282 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
2284 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2286 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
2287 * configure.in (TARGET_GETGROUPS_T): Evaluate.
2288 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
2289 of second argument of getgroups.
2290 * configure, config.in: Rebuilt.
2292 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
2294 * simplify-rtx.c (simplify_relational_operation): Two signed
2295 values with equal high words are less/greater than each other if
2296 their low words are less/greater when considered as unsigned.
2298 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
2300 * configure.in (vax-*-openbsd): Change to new style configuration,
2301 add collect2/float_format information.
2302 * configure: Rebuilt.
2303 * config/vax/openbsd1.h: New.
2304 * config/vax/openbsd.h: New.
2305 * config/vax/t-openbsd: New.
2307 2000-07-17 Chip Salzenberg <chip@valinux.com>
2309 * c-common.c (shorten_compare): Quiet warnings about unsigned
2310 comparisons with zero when they occur in a system header.
2312 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2314 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
2315 update to describe current practice.
2317 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
2319 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
2320 references to C9X. Change references to -fstd and -flang-isoc9x
2323 * c-common.c (scan_char_table): Allow "z" length modifiers on
2325 (check_format_info): Use TYPE_DOMAIN on the type matched against
2326 for "z" formats, to retrieve the language size_t rather than the
2329 * c-common.c (check_format_info): Do not make a pedantic objection
2330 to the 'L' length modifier if used with a floating point type
2333 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
2334 constants in C99 mode.
2336 2000-07-17 Kazu Hirata <kazu@hxi.com>
2338 * h8300.md: Fix the format of mac.
2339 (movsi_h8300hs): Output a tab after stmac instead of a space.
2341 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
2342 profitable adds/subs sequences.
2344 * fold-const.c: Fix comment typos.
2346 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
2348 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
2350 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2352 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
2354 2000-07-16 Neil Booth <NeilB@earthling.net>
2356 * cpplex.c: Update comments.
2357 * README.Portability: Small update.
2359 2000-07-16 Neil Booth <NeilB@earthling.net>
2361 * README.Portability: Small update.
2363 2000-07-15 Richard Henderson <rth@cygnus.com>
2365 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
2366 * config/ia64/ia64.c (ia64_move_ok): New function.
2367 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
2368 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
2370 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
2372 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
2373 immediately following a paste operator.
2374 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
2375 (cpp_reader_init): Call it, if HOST_EBCDIC.
2376 (cpp_handle_options): Do not sort option list here.
2377 (handle_option): Rename to cpp_handle_option and export.
2378 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
2379 _cpp_get_token directly.
2380 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
2381 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
2382 * cpplib.h: Prototype cpp_handle_option. Update prototype of
2385 2000-07-15 Richard Henderson <rth@cygnus.com>
2387 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
2388 cast around an expression. Tidy other unsigned tests.
2390 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
2392 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
2393 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
2394 (v_message_with_decl): Rename to ...
2395 (format_with_decl): ... this. Tweak
2396 (diagnostic_for_decl): New function.
2397 (fatal_io_error): Use verbatim in lieu of notice.
2398 (announce_function): Use verbatim.
2399 (default_print_error_function): Likewise.
2400 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
2403 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2405 * mips.c (function_arg_pass_by_reference): Don't do automatic
2406 aggregate initialization.
2407 (machine_dependent_reorg): Initialize variable `mode'.
2409 * mips.md (absdi2): Change variable `regno1' to unsigned int.
2410 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
2411 conflicts with sys/param.h macro of the same name.
2412 (reload_outdi): Likewise.
2414 2000-07-15 Michael Meissner <meissner@redhat.com>
2416 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
2417 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
2418 create a new node instead.
2420 2000-07-15 Neil Booth <NeilB@earthling.net>
2422 * README.Portability: Correct example about calling a function
2423 through a pointer to function. Format wide paragraphs.
2425 2000-07-15 Michael Meissner <meissner@redhat.com>
2427 * README.Portability: Update integer suffixes and function
2430 2000-07-15 Neil Booth <NeilB@earthling.net>
2432 * README.Portability: Small update.
2434 2000-07-15 Neil Booth <NeilB@earthling.net>
2436 * README.Portability: New file.
2438 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
2440 * INSTALL: Give special instructions for building GCC on Irix 6.
2441 * config/mips/x-iris6 (CC): Don't set it.
2444 2000-07-14 Jason Merrill <jason@redhat.com>
2446 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
2447 register in the stack and later in another register, use the new
2450 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
2452 * config/mips/mips.md: (absdi2): Handle sign_extend for
2455 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
2457 * cpplib.c (do_pragma_dependency): Tidy warning messages.
2459 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
2461 * .cvsignore: Correct typo.
2463 2000-07-13 Mark Mitchell <mark@codesourcery.com>
2465 * .cvsignore: Add generated YACC files.
2466 * objc/.cvsignore: New file.
2468 2000-07-14 Neil Booth <NeilB@earthling.net>
2470 * cpplex.c (adjust_column): New funcion.
2471 (skip_whitespace): Use it.
2472 (skip_block_comment): Use it, and warn about /*/* with
2475 2000-07-14 Neil Booth <NeilB@earthling.net>
2477 * cpphash.c (struct macro_info): Add new members.
2478 (_cpp_free_definition): Delete the macro directly.
2479 (count_params): Return void, with first token of
2480 expansion in struct macro_info on success.
2481 (parse_define): Return int. Hoist syntax checking from
2482 save_macro_expansion. Leave call to save_expansion to
2483 _cpp_create_definition.
2484 (alloc_macro): Needs just 2 arguments.
2485 (free_macro): Delete.
2486 (save_expansion): Don't perform syntax check.
2487 (_cpp_create_definition): Call save_expansion.
2489 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2491 * genrecog.c (write_header): Split long string.
2493 * cpphash.c (macro_info): Don't use the `signed' keyword.
2495 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
2497 2000-07-13 Jakub Jelinek <jakub@redhat.com>
2499 * calls.c (stored_args_map): New variable.
2500 (check_sibcall_argument_overlap_1): New.
2501 (check_sibcall_argument_overlap): New.
2502 (expand_call): Initialize stored_args_map.
2503 Call check_sibcall_argument_overlap.
2505 2000-07-13 Bruce Korb <bkorb@gnu.org>
2507 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
2508 (emit_gnu_type): utility procedure for gnu_type_fix
2509 (gnu_type_fix): implement various pre-processor guards around
2510 standard types so these types can be defined over and over
2511 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
2512 types alluded to above will have GNU-compliant base types
2513 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
2514 * fixinc/inclhack.def: add test_text entries and utilize the new
2515 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
2516 * fixinc/fixincl.x: regenerate
2518 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2520 * diagnostic.c (vline_wrapper_message_with_location,
2521 v_message_with_file_and_line, v_error_with_file_and_file,
2522 v_error_for_asm, v_warning_for_asm, vfatal,
2523 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
2524 vsorry, verror, vwarning, vpedwarn): Remove.
2525 (diagnostic_for_asm): New function.
2526 (pedwarn, error, warning, pedwarn_with_file_and_line,
2527 error_with_file_and_line, warning_with_file_and_line, sorry,
2528 error_for_asm, warning_for_asm, fatal): Reimplement.
2529 (finish_diagnostic): Clear diagnostic info as well.
2531 2000-07-13 Neil Booth <NeilB@earthling.net>
2533 * c-common.h (flag_digraphs): New.
2534 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
2535 * c-lex.c (yylex): Use flag_digraphs to decide whether to
2538 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
2540 * gcc.c (do_spec_1): Add new %B operator.
2541 (set_input): Prepare for %B.
2543 (link_command_spec): Move up with the other tm.h-
2544 overrideable specs. Factor out the portion conditional on
2545 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
2546 (struct compiler): Just have a single spec string. All users
2548 (default_compilers): Remove unnecessary braces.
2549 (static_specs): Update.
2551 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
2553 (C and assembly specs): Use the new named specs, as appropriate.
2555 * objc/lang-specs.h: Use the new named specs.
2556 Remove unnecessary braces.
2558 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2560 * gcc.c (execute): If a subprocess gets a fatal signal, report
2561 strsignal() of the signal number, and ask for a bug report.
2562 Do not do this for SIGPIPE if there's already been an error.
2564 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
2567 * tradcif.c: Remove.
2569 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2571 * final.c (profile_function): Do not emit profile counters in
2572 the data section, if NO_PROFILE_COUNTERS is defined.
2573 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
2576 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
2577 (FUNCTION_PROFILER): Just emit a call to mcount.
2579 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2581 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
2583 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
2584 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
2585 traditional, lang_chill, or lang_fortran.
2587 * cppfiles.c: #undef strcmp to suppress warning about macros
2588 used without arguments.
2589 (_cpp_execute_include): Use f, not fname, in "No include path"
2591 (_cpp_pop_file_buffer): New function.
2592 * cpplib.c: Don't include <sys/mman.h>.
2593 (cpp_push_buffer): Set line_base and lineno in new buffer.
2594 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
2596 * cpplex.c: Move all prototypes and structure declarations to the
2597 top of the file. Properly parenthesise some macro arguments.
2598 (cpp_scan_line): New function.
2599 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
2600 don't need to walk up the stack counting.
2602 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2604 * c-common.c (combine_strings): Emit a pedantic warning when a
2605 string length is greater than the minimum ANSI C is required
2608 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
2610 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
2611 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
2613 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2615 * c-decl.c (define_label): Warn about identifier conflicts with
2616 labels in traditional C.
2618 * c-parse.in (unop +): Warn about the unary plus operator for
2621 * c-typeck.c (store_init_value): Warn about automatic aggregate
2622 initialization for traditional C.
2624 * invoke.texi (-Wtraditional): Document new warnings.
2626 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2628 * Makefile.in (c-errors.o): Fix thinko in dependency.
2630 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2632 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
2633 -traditional, -ftraditional, or -traditional-cpp was given.
2634 Do not pass -traditional to the preprocessor.
2635 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
2636 preprocessor does it automatically.
2637 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
2639 * ch/lang-specs.h: Always use tradcpp. Do not pass
2640 -traditional, -trigraphs, or -pedantic to the preprocessor.
2641 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
2644 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2646 * cppexp.c (LOGICAL): Delete macro.
2647 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
2650 * cpphash.c (HASHSIZE): Increase to 4096.
2651 (struct hashdummy): Add hash field.
2652 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
2653 the string values using memcmp.
2654 (cpp_lookup): Set dummy.hash.
2656 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
2658 * configure.in (m88k-openbsd): Express configuration using new fragment
2660 * configure: Rebuilt.
2661 * m88k/aout-dbx.h: New.
2662 * m88k/openbsd.h: New.
2663 * m88k/xm-openbsd.h: New.
2665 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2667 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
2669 2000-07-12 Richard Henderson <rth@cygnus.com>
2671 * reload.c (push_secondary_reload): Make sure to add the new
2672 reload at the end, after acquiring secondary memory.
2674 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2676 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
2678 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
2679 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
2681 * c-parse.in (stmt): Delete unused variables.
2683 * convert.c (convert_to_vector): Likewise.
2685 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
2687 * tree.c (finish_vector_type): Prototype.
2689 2000-07-12 Bruce Korb <bkorb@gnu.org>
2691 * fixinc/fixfixes.c: use xmalloc
2692 * fixinc/fixincl.c(initialize): set program name for xmalloc
2693 * fixinc/fixlib.c(must_malloc): obsolete
2694 (is_cxx_header): no longer used - disabled
2695 (skip_quote): inserted and disabled for future use
2696 * fixinc/fixlib.h: reflects above
2697 * fixinc/fixtests.c: removed dinkleberries
2699 2000-07-12 Neil Booth <NeilB@earthling.net>
2701 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
2702 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
2704 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
2705 struct toklist_dummy): New.
2706 (cpp_free_definition): Free macros with free_macro.
2707 (count_params): Don't save paramter spellings. Save macro
2708 information in a struct macro_info.
2709 (parse_define): Don't allocate a token list.
2710 (save_expansion): Allocate the macro's token list, and
2711 save parameter spellings if necessary. Use TOKEN_SPELL.
2712 (cpp_create_definition): Make list const.
2714 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2716 * c-typeck.c (pedwarn_c99): Move to
2717 * c-errors.c: ... Here.
2718 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
2719 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
2720 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
2721 (c-errors.o): List dependency.
2723 2000-07-12 Mark Mitchell <mark@codesourcery.com>
2725 * c-parse.c: Remove.
2726 * c-parse.h: Likewise.
2727 * c-parse.y: Likewise.
2728 * objc/objc-parse.c: Likewise.
2729 * objc/objc-pasre.y: Likewise.
2731 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
2733 * gcc.texi: Fix minor typos
2734 * extend.texi: Fix minor typos
2736 2000-07-11 Marc Espie <espie@openbsd.org>
2738 * collect2.c (main): Recognize .lo as object files.
2740 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2742 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
2745 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
2746 with MAP_ANONYMOUS and MAP_ANON.
2747 * configure, config.in: Rebuilt.
2749 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2751 * diagnostic.c (save_output_state): Remove.
2752 (restore_output_state): Likewise.
2753 (clear_text_info): New function.
2754 (clear_diagnostic_info): Likewise.
2755 (output_text_length, is_starting_newline, output_prefix,
2756 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
2757 prefixing_policy, output_buffer_ptr_to_format_args): New macros
2758 (set_real_maximum_length, output_set_maximum_length,
2759 output_set_prefix, output_get_prefix, output_set_maximum_length,
2760 output_destroy_prefix, init_output_buffer,
2761 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
2762 output_add_newline, output_add_character, output_add_space,
2763 output_append_r, output_append, wrap_text, output_format,
2764 output_do_printf, output_printf, output_do_verbatim,
2765 output_verbatim, verbatim): Use them.
2766 (output_clear): Split into cleat_text_info and
2767 clear_diagnostic_info.
2768 (struct output_state): Move to...
2770 * diagnostic.h: ...Here
2771 (struct output_buffer): Adjust.
2773 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
2775 * cpplex.c (parse_name): No longer inline (premature optimization).
2776 (do_pop_context): Fold into pop_context.
2777 (pop_context): Returns int.
2778 (lex_next): Hoist test for end of directive into pop_context.
2779 (push_macro_context): Returns int; takes just reader and token.
2780 Hoist test for excessive nesting to caller.
2781 (push_arg_context): Returns void; takes just reader and token.
2782 Do not call stringify_arg or get_raw_token.
2783 (get_raw_token): Convert tail recursion through push_arg_context
2784 to a loop at this level. Call stringify_arg here if appropriate.
2785 (maybe_paste_with_next): Convert tail recursion to a while loop.
2786 Hoist test of paste_level to caller.
2788 (stringify_arg): Push arg context at beginning.
2789 (cpp_get_token): Split out core into _cpp_get_token. Call
2790 process_directive here. Throw away CPP_PLACEMARKER tokens.
2791 (_cpp_get_token): Convert tail recursion through
2792 push_macro_context to a loop at this level.
2793 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
2794 _cpp_get_raw_token): Use _cpp_get_token.
2795 (_cpp_skip_rest_of_line): Drop the context stack directly; do
2796 not call pop_context.
2797 (_cpp_run_directive): Call lex_next directly.
2799 * cpphash.h: Prototype _cpp_get_token.
2800 * cppexp.c (lex): Use it.
2801 * cpphash.c (parse_define): Use it.
2802 * cpplib.c (get_define_node, do_undef, parse_include,
2803 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
2804 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
2805 parse_ifdef, validate_else): Use it.
2806 (cpp_push_buffer): Tweak error message; abort if anyone tries
2807 to push a buffer while macro expansions are stacked.
2809 2000-07-11 Donn Terry <donnte@microsoft.com>
2811 * cpplex.c (free_macro_args, save_token): Cast arg of free
2812 and/or xrealloc to PTR.
2813 (_cpp_init_input_buffer): Clear all fields of the base context.
2815 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
2817 * gensupport.c (process_rtx): Make rtl checking stop
2818 complaining about the define_insn while it is being
2819 converted from a define_insn_and_split.
2821 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
2823 * config/mips/mips.c (simple_memory_operand): Access the
2824 INTVAL of the address, not it's containing MEM.
2826 2000-07-11 Bruce Korb <bkorb@gnu.org>
2828 * fixinc/fixtests.c(double_slash): obsolete
2829 (else_endif_label): likewise
2830 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
2831 (libc1_ifdefd_memx): correct initial comment
2832 and omit the #if/#endif pair from the memxxx declarations
2833 * fixinc/fixincl.x: regen
2835 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2837 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
2839 2000-07-11 Neil Booth <NeilB@earthling.net>
2843 2000-07-11 Neil Booth <NeilB@earthling.net>
2845 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
2846 (handle_option): Set digraphs according to standard.
2847 Merge OPT_lang_c89 handler with OPT_std_c89.
2849 * cpplex.c: (lex_line, can_paste): Honour digraphs in
2850 accordance with the digraphs flag.
2852 * cpplib.h: (struct cpp_options): New option digraphs.
2854 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
2855 Bruce Korb <bkorb@gnu.org>
2857 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
2858 * fixinc/fixincl.x: Regenerate.
2859 * fixinc/tests/base/testing.h: Add testcase.
2861 2000-07-10 Richard Henderson <rth@cygnus.com>
2863 * config/ia64/ia64.c (got_symbolic_operand): New.
2864 (symbolic_operand, move_operand): Revert 0701 change.
2865 * config/ia64/ia64.h (PREDICATE_CODES): Update.
2866 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
2867 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
2868 split the offset into a 14-bit low part instead of a 13-bit low part.
2869 (load_fptr): Mark the mem as unchanging.
2870 (load_symptr): Use got_symbolic_operand.
2872 2000-07-10 Nick Clifton <nickc@cygnus.com>
2874 * libgcc2.c (next_stack_level): Cast result of computation to
2875 (void **) so that the assignment does not generate a warning.
2877 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
2879 * flags.h : Add new variable flag_single_precision_constant.
2880 * toplev.c (display_help) : Add -fsingle-precision-constant option.
2881 (flag_single_precision_constant): New.
2882 * c-lex.c (yylex): Convert floating point constant to single
2884 * invoke.texi : Add documentation for this new option.
2886 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
2888 * diagnostic.c (output_octal): Second parameter is unsigned.
2889 (output_long_octal): Likewise.
2890 (output_hexadecimal): Likewise.
2891 (output_long_hexadecimal): Likewise.
2892 (output_format): Adjust arguments extraction. Tweak.
2893 (output_verbatim, verbatim): End variable argument list.
2894 (report_diagnostic): Improve documentation.
2896 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
2898 * c-common.h (build_stmt): Declare.
2899 (build_continue_stmt): Likewise.
2900 (build_break_stmt): Likewise.
2901 (build_return_stmt): Likewise.
2903 * c-decl.c (do_case): Rewrite to do what previously done in
2906 * c-semantics.c (build_stmt): Define.
2907 (build_return_stmt): Likewise.
2908 (build_break_stmt): Likewise.
2909 (build_continue_stmt): Likewise.
2910 (build_case_label): Likewise.
2912 * c-parse.in (BREAK): Change to build tree, then generate RTL.
2913 (CONTINUE): Likewise.
2916 (DEFAULT): Likewise.
2918 * c-parse.y: Regenerate.
2919 * c-pasre.c: Likewise.
2921 2000-07-09 Jason Merrill <jason@redhat.com>
2923 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
2925 * tree.h (STRIP_NOPS): Check for error_mark_node.
2926 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
2927 (dwarf2out_*): Remove duplicate declarations.
2929 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
2930 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
2932 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
2934 * diagnostic.c (wrap_text): New function.
2935 (maybe_wrap_text): Likewise.
2936 (output_add_string): Use it.
2937 (output_format): Likewise.
2938 (count_error): Use verbatim instead of notice.
2939 (report_error_function): Likewise. Don't use plain fprintf.
2940 (finish_diagnostic): New function.
2941 (output_do_verbatim): Tweak. Commonalize functionalities in
2942 output_verbatim and verbatim.
2943 (output_verbatim): Adjust.
2944 (verbatim): Likewise.
2945 (report_diagnostic): Define.
2947 * diagnostic.h (report_diagnostic): Prototype.
2949 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
2951 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
2953 2000-07-09 Neil Booth <NeilB@earthling.net>
2955 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
2956 IShspace, ISspace: Update.
2958 * cppinit.c: ISTABLE: Update.
2961 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
2962 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
2963 (skip_block_comment, skip_line_comment, parse_string,
2964 lex_line): Use is_vspace rather than IS_NEWLINE.
2965 (skip_whitespace, lex_line): Clean up to use is_nvspace.
2966 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
2968 (lex_next): Unconditionally stop if within a directive.
2969 Treat directives within macro invocations as directives
2970 (after parse_args emits error), not as the argument.
2972 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
2974 * diagnostic.c (diagnostic_args): New macro.
2975 (diagnostic_msg): Likewise.
2976 (output_formatted_integer): Likewise.
2977 (output_state): New data type.
2978 (digit_buffer): Make global.
2979 (output_add_integer): Rename to output_decimal. Squeeze
2981 (output_long_decimal, output_unsigned_decimal,
2982 output_long_unsigned_decimal, output_octal, output_long_octal,
2983 output_hexadecimal, output_long_hexadecimal): New functions.
2984 (output_append_r): New function.
2985 (output_append): Tweak.
2986 (output_flush_on): Rename to output_to_stream.
2987 (output_format): Change prototype. Improve documentation. Handle
2988 more format specifiers.
2989 (build_location_prefix): Rename to context_as_prefix.
2990 (output_notice): Rename to output_do_printf.
2991 (output_printf): Tweak.
2992 (line_wrapper_printf): Likewise.
2993 (vline_wrapper_message_with_location): Adjust call to renamed
2995 (v_message_with_decl): Likewise.
2996 (default_print_error_function): Likewise.
2997 (save_output_state): New function.
2998 (restore_output_state): Likewise.
2999 (output_do_verbatim): Likewise.
3000 (output_verbatim): Define.
3001 (verbatim): Likewise.
3003 * diagnostic.h (printer_fn): Change return type from void to int.
3004 Improve documentation.
3005 (output_add_integer): Rename to output_decimal.
3006 (output_flush_on, output_format): Don't export.
3007 (output_verbatim, verbatim): Declare.
3009 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
3011 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
3012 Check whether c divides op1 exactly if operation is not
3015 2000-07-08 Richard Henderson <rth@cygnus.com>
3017 * final.c (final): Do not abort when reg-stack introduces
3020 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
3022 * cpplib.h (struct cpp_name): Now struct cpp_string.
3023 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
3024 CPP_HEADER_NAME): Change to type S.
3025 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
3026 field, a cpp_hashnode *. All references to val.name updated
3027 to use val.str or val.node as appropriate.
3028 (struct cpp_reader): Add spec_nodes field.
3029 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
3031 * cpphash.h (struct spec_nodes): New.
3032 (enum spell_type): Reorder. Only SPELL_STRING tokens use
3033 val.str. All references to 'spelling > SPELL_NONE' updated to
3036 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
3037 pfile->buffer->inc are not NULL before dereferencing them.
3039 * cpplex.c (parse_name): Take a pointer to the current token,
3040 plus current position and limit as args; return the new
3041 position; don't copy the text of a name into the string
3042 buffer, instead call cpp_lookup and store the node pointer.
3043 If extending a token, copy out the text of the old into a
3044 scratch buffer, append the new, look that up and store the new
3045 node pointer. Inline.
3046 (maybe_paste_with_next): If the result of paste is a NAME,
3047 then look up the pasted text and store its node pointer.
3048 (lex_line): Adjust for new parse_name interface.
3049 Check for L"str", L'str' using spec_nodes->n_L.
3050 (spell_token): SPELL_IDENT tokens have their spelling in
3051 val.node->name. Handle SPELL_STRING tokens that don't have
3053 (_cpp_expand_name_space,
3054 (can_paste): Check for L ## "str" using spec_nodes->n_L.
3055 (cpp_get_token, special_symbol): No need to call cpp_lookup.
3056 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
3057 return 1=equal 0=not, not a tristate.
3059 * cpphash.c (var_args_str): Delete.
3060 (find_param): Compare node fields directly.
3061 (is__va_args__): Use CPP_PEDANTIC. Just compare
3062 token->val.node with spec_nodes->n__VA_ARGS__.
3063 (dump_funlike_macro): Don't use var_args_str.
3065 * cpplib.c (_cpp_check_directive): Just walk through
3066 spec_nodes->dirs comparing pointers.
3067 (get_define_node, do_pragma_poison, detect_if_not_defined,
3068 parse_ifdef): The identifier has already been looked up.
3069 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
3071 (do_if): Only call detect_if_not_defined at beginning of file.
3072 (_cpp_parse_assertion): Only copy string pointers for
3073 SPELL_STRING tokens.
3074 (pragma_dispatch): Take a node pointer and examine its name
3076 (_cpp_init_stacks): Also initialize the spec_nodes structure.
3078 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
3080 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
3081 reverse order from the corresponding _cpp_init_* routines.
3083 * cppexp.c (parse_number, parse_charconst, parse_defined,
3084 lex): Check val.node->type instead of calling cpp_defined.
3085 Use spec_nodes entries where appropriate.
3087 * fix-header.c, scan-decls.c: Update for interface changes.
3089 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
3091 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
3092 emitting aux_truncdfsf2.
3094 2000-07-03 Donn Terry (donnte@microsoft.com)
3096 * cppinit.c (print_help): split overlong line into ISO C89
3099 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
3101 * cppexp.c: Update all code for new lexer interface.
3102 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
3103 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
3104 * cpplex.c (token_names): Trim leading CPP_ from names; make
3105 the strings unsigned.
3106 (_cpp_spell_operator): New.
3107 (is_macro_disabled): Disable all macros if rescanning
3109 (_cpp_get_directive_token): Remove.
3111 * cppinit.c: Don't set no_macro_expand.
3112 * cpplib.c (read_line_number, do_line): Check only for EOF,
3114 * cpphash.h: Update prototypes.
3115 * cpplib.h (CPP_VSPACE): Remove.
3116 (struct cpp_reader): Remove no_macro_expand.
3118 2000-07-08 Neil Booth <NeilB@earthling.net>
3120 * cpphash.c (is__va_args__): New function.
3121 (count_params): Fix line reported in error messages. Use
3122 is__va_args__. Don't return ')' on error. Flag GNU style
3123 rest args macro definitions.
3124 (parse_define): Check macro name is not __VA_ARGS__.
3125 (save_expansion): Check identifier in non-varargs-macro is
3126 not __VA_ARGS__. Don't flag GNU_VARARGS.
3127 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
3128 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
3129 than per-token GNU_VARARGS.
3130 * cpplib.h (GNU_VARARGS): Remove.
3131 (GNU_REST_ARGS): New.
3133 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
3135 * i386.md (call_pop, call, call_value_pop): Do not set
3136 current_function_uses_pic_offset_table for calls to static
3137 functions or indirect calls.
3139 2000-07-07 Jim Wilson <wilson@cygnus.com>
3141 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
3142 is_predicate_reg, then take max write_count of register pair.
3144 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3146 * tradcpp.c (main): Rename label `include' to `add_include' to
3147 avoid conflicts with variable `include' in traditional C.
3149 2000-07-07 Jakub Jelinek <jakub@redhat.com>
3151 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
3153 2000-07-07 Jakub Jelinek <jakub@redhat.com>
3155 * sibcall.c (uses_addressof): Add INMEM argument, check for
3156 current_function_internal_arg_pointer outside of MEM rtxs in addition
3158 (sequence_uses_addressof): Update caller.
3160 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
3162 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
3165 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3167 * system.h (UNION_INIT_ZERO): New macro for initializing union
3170 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
3172 2000-07-07 Neil Booth <NeilB@earthling.net>
3176 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
3178 * final.c (final): Detect out of bounds array access to
3179 the insn_lengths array.
3181 2000-07-07 Kazu Hirata <kazu@hxi.com>
3183 * fold-const.c (fold): Fix a comment typo.
3185 2000-07-07 Neil Booth <NeilB@earthling.net>
3187 * cpp.texi: Update to new lexer.
3189 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
3191 * tradcpp.c: New file.
3192 * tradcif.y: New file.
3193 * tradcif.c: New generated file.
3195 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
3196 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
3197 dependencies of C. Install tradcpp from install-common, in
3200 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
3202 * cppinit.c: Include cppdefault.h. Refer to
3203 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
3204 to GCC_INCLUDE_DIR and its length.
3205 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
3206 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
3207 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
3209 (include_defaults_array): Move to cppdefault.c.
3211 * cppdefault.h: New file.
3212 * cppdefault.c: New file.
3214 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
3215 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
3216 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
3219 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3221 * reload.c (push_reload): When seeing if can reuse a register,
3222 check extra registers against widest of INMODE and OUTMODE.
3224 2000-07-06 Neil Booth <NeilB@earthling.net>
3226 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
3227 based on full length of predicate.
3229 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
3231 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
3232 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
3234 2000-07-05 Kazu Hirata <kazu@hxi.com>
3236 * h8300-proto.h: Fix formatting.
3237 * h8300.c: Likewise.
3238 * h8300.h: Likewise.
3240 2000-07-05 Jim Wilson <wilson@cygnus.com>
3242 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
3245 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
3247 * invoke.texi: Fix minor typos
3248 * md.texi: Fix minor typos
3250 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
3252 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
3254 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
3256 * cpplex.c: Don't include sys/mman.h.
3257 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
3259 * cpplib.c: Include sys/mman.h and obstack.h.
3260 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
3262 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
3263 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
3264 bother freeing if stack entries (they will be freed with their buffer).
3265 (do_endif): Free if stack entries from the buffer obstack.
3266 (push_conditional): Allocate if stack entries from the buffer obstack.
3268 (find_answer): Rename to _cpp_find_answer.
3269 (do_assert, do_unassert): Update.
3271 * cpphash.h: Update prototypes.
3272 (xobnew): New convenience macro.
3273 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
3275 (struct cpp_hashnode): Remove disabled field.
3277 * cppinit.c: Don't include hashtab.h or splay-tree.h.
3278 (report_missing_guard): Moved to cppfiles.c.
3279 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
3281 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
3282 cpp_cleanup_includes. Don't destroy hashtab or
3283 all_include_files here.
3284 (cpp_finish): Use _cpp_report_missing_guards.
3286 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
3287 (_cpp_init_include_table): Rename _cpp_init_includes.
3288 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
3290 * cppexp.c (parse_assertion): Update for new name of
3293 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
3295 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
3297 * cpplib.c (do_ident): s/VSPACE/EOF/
3299 2000-07-05 Neil Booth <NeilB@earthling.net>
3301 * cpplex.c: Fix trigraph replacement within strings.
3303 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3305 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
3307 * xcoffout.c (assign_type_number): Constify.
3308 (xcoffout_source_file): Add static prototype. Don't needlessly
3309 cast away const-ness.
3311 2000-07-04 Jason Merrill <jason@redhat.com>
3313 * frame.h (frame_state): Move base_offset to end.
3315 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
3317 * calls.c (emit_library_call_value_1): Revert previous change.
3319 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
3321 * fix-header.c (struct partial_proto): Remove unnecessary fields.
3322 (recognized_extern, recognized_function, read_scan_file):
3323 Update for new scheme.
3324 (check_protection): It's still a multiple include guard even
3325 if it doesn't always trigger.
3326 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
3328 * scan.h: Declare struct cpp_token. Update prototypes.
3330 2000-07-03 Neil Booth <neilb@earthling.net>
3331 Zack Weinberg <zack@wolery.cumb.org>
3333 Complete overhaul of the lexer and macro expander.
3335 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
3336 arg, arglist, argdata, reflist, collect_objlike_expansion,
3337 collect_funlike_expansion, collect_params,
3338 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
3339 unsafe_chars, macarg, compare_defs, special_symbol,
3340 scan_arguments, stringify, funlike_macroexpand,
3341 _cpp_quote_string, monthnames): Delete.
3342 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
3343 _cpp_create_definition, _cpp_dump_definition,
3344 dump_hash_helper): Adjust.
3345 (find_param, count_params, parse_define, var_args_str,
3346 check_macro_redefinition, save_expansion): New.
3348 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
3349 parse_string, output_line_command, trigraph_replace,
3350 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
3351 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
3352 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
3353 _cpp_skip_rest_of_line): Modify.
3355 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
3356 find_position, null_warning, bump_column, expand_name_space,
3357 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
3358 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
3359 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
3360 _cpp_prescan): Delete.
3362 (dump_param_spelling, process_directive, lex_next,
3363 is_macro_disabled, stringify_arg, expand_context_stack,
3364 output_token, make_string_token, alloc_number_token,
3365 special_symbol, duplicate_token, maybe_paste_with_next,
3366 can_paste, prevent_macro_expansion, restore_macro_expansion,
3367 get_temp_token, release_temp_tokens, quote_string,
3368 token_names, token_spellings, _cpp_expand_name_space,
3369 _cpp_glue_header_name, _cpp_reserve_name_space,
3370 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
3371 placemarker_token, eof_token, cpp_context, macro_args,
3372 get_raw_token, parse_arg, parse_args, save_token,
3373 push_arg_context, push_macro_context, pop_context,
3374 do_pop_context, free_macro_args, _cpp_get_line,
3375 _cpp_run_directive): New.
3377 * cpplib.c (validate_else, parse_include, push_conditional,
3378 pass_thru_directive, read_line_number, parse_ifdef,
3379 detect_if_not_defined, _cpp_check_directive, do_define,
3380 do_undef, do_include, do_import, do_include_next, do_error,
3381 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
3382 top_pragmas, do_pragma_gcc, do_pragma_implementation,
3383 do_pragma_poison, do_pragma_system_header,
3384 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
3385 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
3386 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
3387 cpp_defined): Update for new scheme.
3388 (strtoul_for_line, get_define_node, dump_macro_name,
3389 _cpp_check_linemarker, _cpp_parse_assertion): New.
3390 (_cpp_handle_directive, do_pragma_default): Delete.
3392 * cpphash.h (struct predicate): Now struct answer.
3393 (enum spell_type, struct token_spelling, struct directive,
3394 directive_handler): New.
3395 Update prototypes. Remove unused macros.
3396 * cpplib.h: Update prototypes. Remove unused macros,
3397 structure definitions, and fields.
3399 * cpperror.c (print_containing_files, v_message): Adjust.
3400 * cppexp.c (parse_assertion, lex, parse_escape,
3401 _cpp_parse_expr): Adjust.
3402 * cppfiles.c (open_include_file, _cpp_execute_include,
3403 _cpp_compare_file_date, cpp_read_file, read_include_file):
3405 * cppinit.c (dump_special_to_buffer): Delete.
3406 (append_include_chain, merge_include_chains, cpp_reader_init,
3407 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
3408 cpp_finish, handle_option, print_help): Adjust.
3409 * cppmain.c (main): Adjust.
3411 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
3413 * cppspec.c (lang_specific_driver): Use double quotes in error
3416 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
3418 * calls.c (emit_library_call_value_1): Use valreg instead
3419 of hard_libcall_value.
3421 2000-07-03 Geoff Keating <geoffk@cygnus.com>
3423 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
3424 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
3425 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
3433 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
3434 mode instead of wider_mode is being used.
3436 2000-07-03 Jakub Jelinek <jakub@redhat.com>
3438 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
3439 of 'r'. Use q_regs_operand.
3440 (andsi_1+2): Use q_regs_operand.
3442 2000-07-03 Jakub Jelinek <jakub@redhat.com>
3444 * builtins.c (get_memory_rtx): Always put into alias set 0.
3446 2000-07-03 Nick Clifton <nickc@cygnus.com>
3448 * config/arm/arm.md: Fix post increment and pre increment
3449 peepholes so that they do not generate UNPREDICATBLE opcodes.
3450 (ie ones where the increment clobbers the source/destination).
3452 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
3454 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
3455 change too big for -mtiny-stack" a warning, if larger than 63.
3456 (out_set_stack_ptr): Change the logic so -mno-interrupts is
3457 always safe to use on possible future devices.
3458 (function_prologue): Write SPH before SPL, for consistency.
3459 If interrupt_func_p true, we know we have enabled interrupts.
3460 (avr_num_arg_regs): New function. Round up to even number of
3461 bytes if no -mpack-args or if calling a libgcc function.
3462 (function_arg, function_arg_advance): Use it.
3463 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
3464 Output "movw" if available.
3465 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
3466 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
3467 (asm_output_section_name): Add blanks for consistent output.
3468 (encode_section_info): Set TREE_READONLY for progmem data to
3469 avoid gas warnings about changed section attributes.
3470 (avr_hard_regno_mode_ok): Force non-QImode data to start in
3471 even numbered registers on devices with "movw".
3472 * config/avr/avr.h (MASK_*): Define bits for target_flags.
3473 (TARGET_SWITCHES): Mark help strings for translation.
3474 Add new -mpack-args and -menhanced switches.
3475 (TARGET_OPTIONS): Mark help strings for translation.
3476 (progmem_section): Add section attributes.
3477 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
3478 Output "movw" if available.
3479 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
3481 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
3482 call convention (arguments aligned on even registers).
3483 (_cleanup, _exit): Make weak symbols libc can override.
3485 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3487 * fp-bit.h: New file.
3489 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
3490 Comment #endif statements.
3491 (__thenan_sf, __thenan_df): Add missing braces around initializer.
3493 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
3495 * gcse.c (compute_pre_data): Compute ae_kill using other local
3496 properties instead of calling compute_ae_kill.
3498 * alias.c (init_alias_analysis): Do not call
3499 prologue_epilogue_contains until after reload has completed.
3501 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
3503 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
3504 (genrtl_finish_compound_stmt): Likewise.
3505 (genrtl_compound_stmt): Change to return void.
3507 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
3508 move code from here to ...
3509 (genrtl_compound_stmt): ... here.
3510 (genrtl_finish_compound_stmt): Remove.
3511 (expand_stmt): Add comment.
3513 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
3515 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
3518 2000-07-02 Jakub Jelinek <jakub@redhat.com>
3520 * cpplib.h (struct cpp_reader): New field include_depth.
3521 (struct cpp_printer): Rename last_bsd to last_id.
3522 * cppfiles.c (read_include_file): Bump include_depth.
3523 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
3524 (output_line_command): Output correct #line if a header
3525 is including itself and is not protected against multiple inclusion.
3526 Use include_depth instead of buffer_stack_depth, last_id instead of
3528 * cppinit.c (cpp_start_read): Initialize last_id instead of
3531 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
3533 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
3534 (c-semantics.o): New target.
3536 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
3537 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
3538 (genrtl_clear_out_block): Likewise.
3539 (genrtl_goto_stmt): Likewise.
3540 (genrtl_expr_stmt): Likewise.
3541 (genrtl_decl_stmt): Likewise.
3542 (genrtl_if_stmt): Likewise.
3543 (genrtl_while_stmt): Likewise.
3544 (genrtl_do_stmt): Likewise.
3545 (genrtl_return_stmt): Likewise.
3546 (genrtl_for_stmt): Likewise.
3547 (genrtl_break_stmt): Likewise.
3548 (genrtl_continue_stmt): Likewise.
3549 (genrtl_scope_stmt): Likewise.
3550 (genrtl_switch_stmt): Likewise.
3551 (genrtl_case_label): Likewise.
3552 (genrtl_begin_compound_stmt): Likewise.
3553 (gerntl_finish_compound_stmt): Likewise.
3554 (genrtl_compound_stmt): Likewise.
3555 (genrtl_asm_stmt): Likewise.
3556 (genrtl_decl_cleanup): Likewise.
3557 (DECL_ANON_UNION_ELEMS): Likewise.
3558 (emit_local_var): Likewise.
3559 (make_rtl_for_local_static): Likewise.
3560 (expand_cond): Likewise.
3561 (expand_stmt): Likewise.
3562 (c_expand_return): Likewise.
3563 (c_expand_start_case): Likewise.
3564 (do_case): Likewise.
3565 (COMPOUND_STMT_NO_SCOPE): Likewise.
3566 (c_expand_asm_operands): Likewise.
3567 (NEW_FOR_SCOPE_P): New macro.
3568 (expand_expr_stmt_fn): New type.
3570 (set_current_function_name_declared): Likewise.
3571 (current_function_name_declared): Likewise.
3572 (lang_expand_stmt): Likewise.
3573 (stmts_are_full_exprs_p): Likewise.
3574 (anon_aggr_type_p): Likewise.
3575 (lang_expand_expr_stmt): Likewise.
3576 (build_case_label): Likewise.
3578 * c-decl.c (lang_expand_expr_stmt): Initialize.
3579 (stmts_are_full_exprs_p): Define.
3580 (current_function_name_declared): Likewise.
3581 (do_case): Likewise.
3582 (lang_expand_stmt): Likewise.
3583 (set_current_function_name_declared): Likewise.
3584 (anon_aggr_type_p): Likewise.
3586 * c-semantics.c: New file.
3587 (expand_cond): Moved from cp/semantics.c.
3588 (genrtl_do_pushlevel): Likewise.
3589 (genrtl_clear_out_block): Likewise.
3590 (genrtl_goto_stmt): Likewise.
3591 (genrtl_expr_stmt): Likewise.
3592 (genrtl_decl_stmt): Likewise.
3593 (genrtl_if_stmt): Likewise.
3594 (genrtl_while_stmt): Likewise.
3595 (genrtl_do_stmt): Likewise.
3596 (genrtl_return_stmt): Likewise.
3597 (genrtl_for_stmt): Likewise.
3598 (genrtl_break_stmt): Likewise.
3599 (genrtl_continue_stmt): Likewise.
3600 (genrtl_scope_stmt): Likewise.
3601 (genrtl_switch_stmt): Likewise.
3602 (genrtl_case_label): Likewise.
3603 (genrtl_begin_compound_stmt): Likewise.
3604 (genrtl_finish_compound_stmt): Likewise.
3605 (genrtl_compound_stmt): Likewise.
3606 (genrtl_asm_stmt): Likewise.
3607 (genrtl_decl_cleanup): Likewise.
3608 (make_rtl_for_local_static): Moved from cp/decl.c.
3609 (emit_local_var): Likewise.
3610 (expand_stmt): Define.
3612 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
3613 (c_expand_return): Likewise.
3614 (c_expand_start_case): Likewise.
3616 2000-07-01 Richard Henderson <rth@cygnus.com>
3618 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
3619 with the low 13 bits set.
3620 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
3621 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
3622 of the low 13 bits into a CONST plus an adddi3.
3623 (load_symptr): Set RTX_UNCHANGING_P.
3625 See ChangeLog.3 for earlier changes.