1 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
3 * config/i386/i386.c (ix86_cpu): Revert last patch.
4 * config/i386/i386.h (ix86_cpu): Ditto.
6 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
8 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
9 TYPE_SIZE, convert type of result to sizetype.
11 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
13 * flow.c (count_or_remove_death_notes): Equate NULL with the
16 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
17 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
20 * i386.c (pic_label_no): Delete.
21 (ix86_attr_length_default): Don't use single_set to peek
24 * recog.c (peephole2_optimize): Allow recog_next_insn to index
25 the first insn after bb->end.
26 * i386.md (push mem peeps): Scratch is live after evaluation
28 (cmp mem peep): Similarly.
30 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
32 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
33 * function.c (pad_to_arg_alignment): Add missing braces.
35 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
37 * alpha/alpha-protos.h (literal_section): Add prototype.
38 (alpha_need_linkage, alpha_start_function,alpha_end_function):
41 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
43 (alpha_start_function, alpha_end_function, float_strings,
44 alpha_need_linkage): Constify a char*
46 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
48 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
50 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
52 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
54 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
56 * flow.c (debug_flow_info): Add prototype.
58 * gcc.c (main): Likewise.
60 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
63 * reload1.c (failed_reload, set_reload_reg): Likewise.
65 * mips-tfile.c (main): Likewise.
66 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
67 with ATTRIBUTE_NORETURN.
69 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
71 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
72 DECL is not a memory ref.
74 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
76 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
77 * config/i386/i386.c (ix86_cpu): Add extern attribute.
79 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
81 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
82 * config/mips/elf64.h: ditto.
84 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
86 * expr.c (emit_push_insn): New argument alignment_pad.
87 Update all callers. Adjust stack pointer based on alignment pad.
88 * function.c (pad_to_arg_alignment): New argument alignment_pad.
89 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
90 (locate_and_pad_parm): New argument alignment_pad. Update all
92 * expr.h (emit_push_insn): Update prototype.
93 (locate_and_pad_parm): Update prototype.
94 * calls.c (arg_data): Add new field alignment_pad.
95 (initialize_argument_information): Initialize alignment_pad.
97 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
99 * except.c (free_eh_nesting_info): Free the info itself.
100 * function.c (free_after_compilation): Don't free NULL.
101 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
102 (pre_edge_insert): Free inserted.
103 * stmt.c (free_stmt_status): Don't free NULL.
105 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
107 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
108 last_nominal_fname): Mark const.
109 (struct include_hash: name, nshort, control_macro): Mark
111 (struct macrodef: symnam): Mark const.
112 (struct if_stack: fname): Mark const.
113 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
114 (IStable): New character-syntax array which encompasses all
115 the old is_foo arrays.
116 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
117 is_space): New macros for interrogating IStable.
118 (check_macro_name): Kill last argument. All callers changed.
120 * cppinit.c (initialize_char_syntax): Delete.
121 (is_idchar, is_idstart, is_hor_space, is_space,
122 trigraph_table): Delete.
123 (IStable): New. Initialize with clever macros to avoid
124 information duplication.
125 (builtin_array): Table of builtins to get rid of explicit list
126 in initialize_builtins.
127 (initialize_builtins): Use builtins_array.
128 (cpp_start_read): Call init_IStable, and set IStable['$'] if
129 opts->dollars_in_ident.
131 * cppexp.c: Change all refs to is_xyz[] arrays to use new
133 (cpp_parse_expr): Avoid 'format string is not constant'
134 warning. Use ISGRAPH to identify printable chars.
135 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
137 (read_and_prescan): Map trigraphs to chars with open-coded
138 if-else-if-... sequence, not a lookup table.
139 * cpphash.c: Change all refs to is_xyz[] arrays to use new
141 * cpplib.c: Change all refs to is_xyz[] arrays to use new
142 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
143 (check_macro_name): Remove ability to report an invalid
144 assertion name, which is never used.
145 (do_line): Constify a couple of char *'s.
146 * cppmain.c (main): Call cpp_cleanup before returning.
148 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
150 * ggc.h (struct ggc_statistics): New type.
151 (ggc_get_size): New function.
152 (ggc_print_statistics): Likewise.
153 * ggc-common.c (ggc_stats): New variable.
154 (ggc_mark_rtx_children): Keep statistics.
155 (ggc_mark_tree_children): Likewise.
156 (ggc_print_statistics): New function.
157 * ggc-page.c (struct globals): Add bytes_mapped field.
158 (alloc_anon): Update it.
159 (release_pages): Likewise.
160 (ggc_get_size): New function.
161 (ggc_page_print_statistics): New function.
162 * ggc-simple.c (ggc_get_size): New function.
164 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
166 * flow.c (propagate_block): When the last reference to a label
167 before an ADDR_VEC is deleted because the reference is a dead
168 store, delete the ADDR_VEC.
170 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
172 * resource.c (find_free_register): Don't use the frame pointer
173 if frame_pointer_needed.
175 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
177 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
178 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
180 * config/i960/i960.c (i960_va_start): New locals base, num.
181 Use INDIRECT_REF instead of ARRAY_REF on valist.
182 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
184 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
186 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
188 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
190 * tree.def (PLACEHOLDER_EXPR): Update comments.
192 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
194 * c-common.c (check_format_info): Avoid non-literal format string
195 warnings when `first_arg_num' is zero.
197 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
199 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
201 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
203 * arm.md (casesi_insn): Add a clobber of the condition code
206 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
208 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
209 used by both cc1 and cc1plus.
211 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
213 * config/arm/arm.c: Initialise arm_structure_size_boundary to
214 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
215 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
216 to the value 32 if it has not already been defined.
217 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
218 Override definition in arm.h with a value of 8.
220 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
222 * c-pragma.c (push_alignment): Don't check the return value
225 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
227 * sparc.h (ADJUST_COST): Fix thinko.
229 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
231 * cccp.c (rescan): Fixed obp pointer handling around call to
232 check_expand subroutine.
234 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
236 * gcse.c (delete_null_pointer_checks): Only record non-null info
237 for pseudos when examining stores.
239 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
240 splitters for these patterns. Use "#" for output templates.
241 (addsi3_carryin_shift): New pattern.
243 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
245 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
246 of the function return register into a plain REG until
247 after function inlining is done.
249 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
251 * jump.c (jump_optimize_1): If we did cross-jumping, and
252 the data will matter, rebuild the CFG.
253 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
254 not optimizing. Don't run shorten_branches.
255 * toplev.c (rest_of_compilation): Run shorten_branches after
258 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
260 * rtl.h (note_stores): Add additional paramter.
261 * rtlanal.c (reg_set_p_1): Take additional paramter.
262 (reg_set_last_1): Likewise.
263 (reg_set_p): Adjust call to note_stores.
264 (reg_set_last): Likewise.
265 (note_stores): Pass data parameter to worker function.
266 * alias.c (record_set): Take additional parameter.
267 (init_alias_analysis): Pass it.
268 * caller-save.c (mark_set_regs): Take additional parameter.
269 (save_call_clobbered_regs): Pass NULL to note_stores.
270 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
272 (record_dead_and_set_regs_1): Likewise.
273 (reg_dead_at_p_1): Likewise.
274 (combine_instructions): Adjust calls to note_stores.
275 (try_combine): Likewise.
276 (record_dead_insn): Remove.
277 (record_dead_and_set_regs): Adjust calls to note_stores.
278 (reg_dead_at_p): Likewise.
279 * cse.c (invalidate_skipped_set): Take additional parameter.
280 (cse_check_loop_start): Likewise.
281 (cse_check_loop_start_value): Remove.
282 (cse_set_around_loop): Adjust calls to note_stores.
283 * flow.c (notice_stack_pointer_modification): Take additional
284 parameter. Remove duplicate declaration.
285 (record_volatile_insns): Adjust calls to note_stores.
286 * gcse.c (record_set_info): Take additional parameter.
287 (record_last_set_info): Likewise.
288 (invalidate_nonnull_info): Likewise.
289 (record_set_insn): Remove.
290 (compute_sets): Adjust calls to note_stores.
291 (last_set_insn): Remove.
292 (compute_hash_table): Adjust calls to note_stores.
293 (insert_insn_end_bb): Likewise.
294 (delete_null_pointer_checks): Likewise.
295 * global.c (mark_reg_store): Take additional parameter.
296 (mark_reg_clobber): Likewise.
297 (reg_becomes_live): Likewise.
298 (global_conflicts): Adjust calls to note_stores.
299 (build_insn_chain): Likewise.
300 * integrate.c (note_modified_parmregs): Take additional parameter.
301 (mark_stores): Likewise. Make it static.
302 (save_for_inline_nocopy): Adjust calls to note_stores.
303 (try_constants): Likewise.
304 * integrate.h (mark_stores): Remove declaration.
305 * jump.c (mark_modified_reg): Take additional parameter.
306 (thread_jumps): Adjust calls to note_stores.
307 * local-alloc.c (validate_equiv_mem_from_store): Take additional
309 (no_equiv): Likewise.
310 (reg_is_set): Likewise.
311 (validate_equiv_mem): Adjust calls to note_stores.
312 (update_equiv_regs): Likewise.
313 (block_alloc): Likewise.
314 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
315 (note_addr_stored): Take additional parameter.
316 (note_set_pseudo_multiple_uses): Likewise.
317 (record_initial): Likewise.
318 (prescan_loop): Adjust calls to note_stores.
319 (strength_reduce): Likewise.
320 (check_dbra_loop): Likewise.
321 * regmove.c (flags_set_1): Take additional paramter.
322 (mark_flags_life_zones): Adjust calls to note_stores.
323 * reload1.c (mark_not_eliminable): Take additional parameter.
324 (forget_old_reloads_1): Likewise.
325 (reload_cse_invalidate_rtx): Likewise.
326 (reload_cse_check_clobber): Likewise.
327 (reload_combine_note_store): Likewise.
328 (move2add_note_store): Likewise.
329 (reload): Adjust calls to note_stores.
330 (reload_as_needed): Likewise.
331 (emit_reload_insns): Likewise.
332 (reload_cse_regs_1): Likewise.
333 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
334 (reload_combine): Adjust calls to note_stores.
335 * resource.c (update_live_status): Take additional paramter.
336 (mark_target_live_regs): Adjust calls to note_stores.
337 * stupid.c (find_clobbered_regs): Take additional parameter.
338 (stupid_life_analysis): Adjust calls to note_stores.
340 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
342 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
345 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
348 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
349 of the variable arm_structure_size_boundary.
351 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
353 * alias.c (init_alias_analysis): Allocate reg_known_value and
354 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
356 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
357 * cse.c (cse_main): Call end_alias_analysis.
358 * haifa-sched.c (schedule_insns): Likewise.
359 * local-alloc. (update_equiv_regs): Likewise.
360 * reload1.c (reload_cse_regs): Likewise.
362 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
364 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
365 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
366 mapping from MASK_FPU.
368 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
370 * sparc.md (call): Don't bound structure return size to 0xfff.
372 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
374 * resource.c (mark_target_live_regs): Check that the target
375 insn wasn't created after compute_bb_for_insn.
377 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
379 * ggc-page.c (poison_pages): Don't be overzealous.
381 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
383 * alias.c: Update comments for ADDRESS.
384 (nonlocal_reference_p): Look inside the ADDRESS to determine if
385 it is a local memory reference.
387 * c-typeck.c (build_function_call): Check that the built-in
388 function is of class BUILT_IN_NORMAL before trying to recongize
390 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
391 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
393 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
395 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
397 (pre_gcse): Likewise.
398 (hoist_expr_reaches_here_p): Likewise.
399 (hoist_code): Likewise.
400 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
402 (pre_expr_reaches_here_p_work): ... here.
403 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
405 (expr_reaches_here_p_work): ... here.
407 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
409 * resource.c (find_basic_block): Delete.
410 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
411 (init_resource_info): Call compute_bb_for_insn.
413 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
415 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
416 with already adjacent blocks, but no fallthru.
417 (merge_blocks_move_successor_nojumps): Simplify.
418 (debug_flow_info): New.
420 * toplev.c (rest_of_compilation): Open jump1 dump file before
421 jump and close after, as opposed to just using dump_rtl.
423 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
425 * reload.h (earlyclobber_operand_p): Declare.
426 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
427 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
428 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
429 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
431 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
432 Richard Henderson <rth@cygnus.com>
434 * emit-rtl.c (emit_block_insn_before): New.
435 (emit_block_insn_after): New.
436 * basic-block.h: Declare them.
438 * bitmap.h: Protect from multiple inclusion.
440 * recog.c (scratch_operand): Handle VOIDmode correctly.
442 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
444 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
445 * function.c (assign_parms): Likewise.
446 * global.c (global_conflicts): Clarify STACK_REGS commentary.
448 * reg-stack.c (max_uid): Remove.
449 (blocks, block_begin, block_end, block_drops_in): Remove.
450 (block_stack_in, block_out_reg_set, block_number): Remove.
451 (struct block_info_def, BLOCK_INFO): New.
452 (enum emit_where): New.
453 (current_block): New.
455 (mark_regs_pat, record_label_references): Remove.
456 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
458 (goto_block_pat, print_blocks, dump_stack_info): Remove.
459 (reg_to_stack): Simplified test for existance of fp code. Use
460 flow.c code. Call shorten_branches after cross-jump opt.
461 (check_asm_stack_operands): Renamed from record_asm_reg_life.
462 Return false if the asm doesn't use stack regs. Don't do life
464 (emit_pop_insn): Replace function pointer arg `when' with
465 enum `where'. Update all callers.
466 (change_stack): Likewise. Update basic block end.
467 (emit_swap_insn): Use current_block->head to limit reverse search
468 for start of block. Use emit_block_insn_after.
469 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
470 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
471 structure assignment instead of bcopy.
473 (convert_regs_entry, convert_regs_exit): New.
474 (convert_regs_1, convert_regs_2): Split out from convert_regs.
475 Work on basic blocks and the CFG.
476 (convert_regs): Use them.
478 * i386.c (output_fix_trunc): Remove code for DImode input operand
480 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
482 (fix_truncdi_1): Allow any mode scratch.
484 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
486 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
487 * linux.h, netbsd.h, vms.h: Not here.
489 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
491 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
492 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
493 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
494 CONDITIONAL_REGISTER_USEAGE): Use them.
495 * config/mips/mips.c (mips_move_1word,mips_move_2words,
496 gen_conditional_branch,override_options) : Use them.
497 * config/mips/mips.md : Use them.
499 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
501 * i386.md (zero_extendqihi2): Use SImode register name with andl.
503 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
505 * integrate.c (function_cannot_inline_p): Don't allow inlining
508 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
510 * c-parse.in (cast_expr): Constify.
512 * cccp.c (special_symbol): Likewise.
514 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
516 * dwarf2out.c (base_type_die): Likewise.
518 * global.c (allocno_compare): Likewise.
520 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
522 * regclass.c (fix_register): Likewise.
524 * rtl.h (fix_register): Likewise.
526 * stupid.c (stupid_reg_compare): Likewise.
528 * toplev.c (decode_f_option): Likewise.
530 * tree.c (build_complex_type): Likewise.
532 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
534 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
536 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
538 * reload.c (find_reloads): Compute mode and nregs fields of all
540 * reload1.c (calculate_needs_all_insns): Simplify a bit.
541 (calculate_needs): Use precomputed mode/nregs values.
542 (allocate_reload_reg): Likewise.
544 (failed_reload, set_reload_reg): ... new functions.
545 (choose_reload_regs_init): New function, mostly broken out from...
546 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
547 Also lose one #if 0 block.
549 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
551 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
554 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
556 * tree.h (BLOCK_TYPE_TAGS): Remove.
557 (BLOCK_END_NOTE): Likewise.
558 (BLOCK_LIVE_RANGE_FLAG): Likewise.
559 (BLOCK_LIVE_RANGE_START): Likewise.
560 (BLOCK_LIVE_RANGE_END): Likewise.
561 (tree_block): Remove live_range_flag, live_range_var_flag, and
562 type_tags. Remove end_note, live_range_start, and live_range_end.
563 (remember_end_note): Remove prototype.
564 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
565 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
567 * ggc-common.c (ggc_mark_tree_children): Don't mark
568 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
569 * integrate.c (adjust_copied_decl_tree): Remove.
570 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
571 * stmt.c (last_block_end_note): Remove.
572 (init_stmt): Don't add a GC root for it.
573 (expand_fixup): Don't set it.
574 (remember_end_note): Remove.
575 (expand_end_bindings): Don't set last_block_end_note.
577 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
579 * reload1.c (reload_reg_free_for_value_p): Show
580 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
583 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
585 * expmed.c (extract_bit_field): Allow for the case of non-integer
586 objects that are smaller than a word (like SFmode on a 64-bit
589 * loop.c (basic_induction_var): A non-integer variable which is
590 being set by a paradoxical subreg is probably not a biv.
592 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
594 * prefix.c (translate_name) Check for empty prefix string.
596 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
598 * Makefile.in (CPP_CROSS_NAME): New variable.
599 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
601 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
602 names of the files to be uninstalled.
604 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
606 * collect2.c (IS_DIR_SEPARATOR): Define.
607 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
609 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
612 * haifa-sched.c (add_dependence): Update the true dependency
613 cache the first time we add a true dependence to the LOG_LINKS chain.
615 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
617 * fold-const.c (fold): Fix comment.
619 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
621 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
622 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
623 dbxout_start_new_source_file, dbxout_source_file,
624 dbxout_source_line, dbxout_finish, dbxout_type_fields,
625 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
627 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
628 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
629 (dbxout_block): Initialize variable `blocknum'.
631 * dbxout.h (dbxout_init, dbxout_finish,
632 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
633 dbxout_args, dbxout_source_line): Constify a char*.
635 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
636 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
637 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
638 low_pc_attribute, high_pc_attribute, body_begin_attribute,
639 body_end_attribute, comp_dir_attribute, sf_names_attribute,
640 src_info_attribute, mac_info_attribute, producer_attribute,
641 lookup_filename, generate_macinfo_entry, fundamental_type_code,
642 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
643 dwarfout_undef): Constify a char*.
644 (add_incomplete_type, retry_incomplete_types): Add prototypes.
646 * dwarfout.h (dwarfout_define, dwarfout_undef,
647 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
649 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
651 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
652 (MULTILIB_ISA_DEFAULT): New.
653 (MULTILIB_DEFAULTS): Use it.
654 * config/mips/mips.c (): Remove the now unnecessary definition
656 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
657 unnecessary definition.
659 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
661 * arm.md (pic_load_addr): Add constraints to operand 1.
663 1999-10-25 Bruce Korb <autogen@linuxbox.com>
665 * fixinc/genfixes: Provide a means for specifying -D options to
668 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
670 * arm.c (arm_override_options): Correct initialization of
671 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
672 arm_is_strong, and arm_is_6_or_7.
674 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
675 (note_set_pseudo_multiple_uses): New function.
676 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
677 if a pseudo set in the loop exit is used elsewhere.
679 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
681 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
683 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
685 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
686 a single load-address pattern.
688 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
690 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
691 depending on whether or not line-number notes are present.
693 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
695 * cccp.c (progname, file_buf, default_include, include_file,
696 macrodef, definition, hashval, wchar_type, user_label_prefix,
697 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
698 expand_to_temp_buffer, is_system_include, base_name,
699 absolute_filename, read_name_map, open_include_file,
700 record_control_macro, check_precompiled, check_preconditions,
701 pcfinclude, pass_thru_directive, create_definition,
702 check_macro_name, comp_def_part, collect_expansion,
703 check_assertion, read_token_list, assertion_install,
704 assertion_lookup, eval_if_expression, conditional_skip,
705 validate_else, skip_quoted_string, quote_string, macarg1,
706 error_from_errno, install, lookup, hashf, dump_defn_1,
707 perror_with_name, pfatal_with_name, main, trigraph_pcp,
708 check_white_space, rescan, handle_directive, monthnames,
709 special_symbol, do_include, remap_include_file, write_output,
710 arglist, do_assert, do_unassert, do_line, do_error, do_once,
711 do_ident, do_sccs, do_xifdef, skip_if_group,
712 output_line_directive, macroexpand, macarg, change_newlines,
713 initialize_builtins, make_definition): Constify a char*.
715 * pcp.h (stringdef): Likewise.
717 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
719 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
722 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
723 Richard Henderson <rth@cygnus.com>
725 * alias.c: Include ggc.h.
726 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
727 (record_set): Verify enough room in reg_base_value.
728 (init_alias_analysis): Allocate reg_base_value with xcalloc.
729 Register it as a GC root.
730 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
731 * Makefile.in (alias.o): Depend on ggc.h.
733 * unroll.c (unroll_loop): Verify the insn before a barrier
734 is a JUMP_INSN before checking JUMP_LABEL.
736 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
738 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
739 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
740 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
741 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
742 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
743 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
745 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
747 * output.h (ctors_section, dtors_section, bss_section): Prototype.
749 * alpha/alpha-interix.h (text_section): Delete prototype.
750 * alpha/elf.h (text_section): Likewise.
751 * arm/linux-elf.h (text_section): Likewise.
752 * arm/linux-telf.h (text_section): Likewise.
753 * c4x/c4x.h (text_section): Likewise.
754 * dsp16xx/dsp16xx.h (bss_section): Likewise.
755 * elfos.h (text_section): Likewise.
756 * i386/aix386ng.h (text_section): Likewise.
757 * i386/i386-interix.h (text_section): Likewise.
758 * i386/sco5.h (text_section): Likewise.
759 * i386/svr3gas.h (text_section): Likewise.
760 * nextstep.h (text_section): Likewise.
761 * psos.h (text_section): Likewise.
762 * ptx4.h (text_section): Likewise.
763 * svr3.h (text_section): Likewise.
764 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
766 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
768 * final.c (peephole): Delete prototype.
770 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
771 (pre_insert_copies): Remove unused variable `bb'.
773 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
776 * output.h (peephole): Add prototype.
778 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
780 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
783 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
785 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
786 for inlined declarations.
788 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
790 * arm.c (logical_binary_operator): New fucntion.
791 * arm.h (logical_binary_operator): Declare it.
792 (PREDICATE_CODES): Handle logical_binary_operator.
793 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
794 output constraints. Add appropriate splitters.
795 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
796 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
797 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
799 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
801 * genoutput.c (struct operand_data): New elt eliminable.
802 (output_operand_data): Write it.
803 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
804 (compare_operands): Take it into account.
805 * recog.h (struct insn_operand_data): New elt eliminable.
806 * reload1.c (check_eliminable_occurrences, elimination_effects): New
808 (old_asm_operands_vec, new_asm_operands_vec): Delete.
809 (eliminate_regs): Move code that detects changes to elimination
810 target regs into new function elimination_effects.
811 Delete one #if 0 block.
812 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
813 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
814 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
815 Only call eliminate_regs for real operands of the insn, not for parts
816 of its structure or parts matched by things like match_operator.
817 Use elimination_effects and check_eliminable_occurrences. Use
818 copy_insn to duplicate the pattern when not in the final pass.
820 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
822 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
825 1999-10-22 Bruce Korb <autogen@linuxbox.com>
827 * fixinc/README: document the "mach" machine matching test
828 * fixinc/fixfixes.c: Implement the #else/#endif label fix
829 * fixinc/fixtests.c: Implement the #else/#endif label test
830 * fixinc/inclhack.def: utilize these tests and fixes
831 * fixinc/inclhack.sh: regen
832 * fixinc/fixincl.x: regen
833 * fixinc/fixincl.sh: regen
835 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
837 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
840 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
842 * gcc.1: Document exit codes.
844 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
846 * calls.c: Include tm_p.h later, so everything we need is defined.
848 * function.c: Likewise.
850 * except.c: Include tm_p.h.
853 (dwarf2out_cfi_label): Don't prototype.
854 (check_return_regs, epilogue_renumber,
855 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
856 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
857 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
858 ultra_schedule_insn): Add static prototype.
859 (data_segment_operand, text_segment_operand): Call itself with the
860 proper number of arguments.
861 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
863 * sparc.h: Move all declarations to sparc-protos.h.
864 (SELECT_RTX_SECTION): Pass a missing MODE argument to
867 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
869 * config/svr4.h (text_section, ctors_section, dtors_section): Add
871 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
872 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
873 ASM_OUTPUT_ASCII): Constify a char*.
875 * sparc-protos.h: New file for sparc prototypes.
877 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
879 * function.c (record_insns, contains): Always declare and define.
880 (record_insns): Mark with ATTRIBUTE_UNUSED.
882 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
884 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
885 to .section when outputting a .bss section to deal with multiple
886 .bss input sections (as happens with -fdata-sections)
887 Also output %progbits, not @progbits so the assembler doesn't treat as
889 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
891 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
892 thumb parts even when building with non-thumb CPUs, by forcing
895 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
897 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
898 (movdf_const_intreg_sp64): Similarly.
900 * local-alloc.c (update_equiv_regs): Check the correct insn
901 for pre-existing REG_EQUIV notes.
903 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
905 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
906 block reached by a branch if we're not going to actually process
909 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
911 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
912 a local extern function declaration.
914 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
916 * i386.c (ix86_expand_prologue): Properly wrap USE around
917 reg for CALL_INSN_FUNCTION_USAGE.
919 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
921 * config/mips/mips.md (movdf_internal1a): Allow floating-point
922 move between GP_REGs.
924 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
926 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
927 the mode size when finding out if an offset is legal.
929 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
931 * basic-block.h (PROP_*): Move constants from ...
933 (compute_bb_for_insn): Free the array before reallocating.
934 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
935 (allocate_reg_life_data): Reset all reg variables collected by
937 (get_block_head_tail): Don't convert from bb to block.
938 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
939 (find_insn_reg_weight): Take block not bb.
940 (schedule_block): Don't set block num for moved insns.
941 (schedule_region): Don't update_life_info or find_insn_reg_weight.
942 (schedule_insns): Do it here instead.
943 * combine.c (combine_instructions): Invoke compute_bb_for_insn
944 before update_life_info.
945 * recog.c (split_all_insns, peephole2_optimize): Update for
946 new arg to update_life_info.
947 * rtlanal.c (remove_note): Cope with NULL note.
948 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
951 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
953 * jump.c (jump_optimize_1): More accurately detect casesi insns.
955 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
956 block records so that merge_blocks_nomove will clean up correctly.
957 (split_edge): Handle casesi insns.
959 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
961 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
963 * pa.md (call, call_value): Do not emit a blockage after restoring
966 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
968 * c-typeck.c (c_expand_asm_operands): Fix typo.
970 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
972 * arm.c (fpu_rhs_operand): Verify modes.
973 (fpu_add_operand): Likewise.
974 (di_operand): Likewise.
975 (soft_df_operand): Likewise.
977 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
979 * arm.c (arm_return_in_memory): APCS rules state that the elements
980 of a structure returned in a register must be 'integer-like'.
982 1999-10-19 Bruce Korb <autogen@linuxbox.com>
984 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
985 in the source tree when the generated targets are out of date
986 * fixinc/genfixes: Alter it to run individual fixes for make.
987 * fixinc/README: rewrite
988 * fixinc/inclhack.def: moved initial comments to README
990 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
992 * toplev.c (main): Do not generate an error message if an
993 unrecognised command line switch is recognisable by another
994 language. If extra_warnings are enabled, then generate a
995 warning message instead.
997 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
999 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1000 (insert_pack_attributes): Delete prototype.
1002 * c-pragma.c (default_alignment): New static variable.
1003 (push_alignment): Initialize to current effective alignment.
1004 (pop_alignment): Use to set new alignment.
1005 (insert_pack_attributes): Delete function.
1006 (handle_pragma_token): Set default_alignment as well each time
1007 a #pragma pack(<n>) is encountered.
1009 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1011 * reg-stack.c (stack_result): Aggregates are not returned in
1014 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1016 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1018 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1020 * basic-block.h (set_block_num): Declare.
1021 * flow.c (update_life_info): Don't call compute_bb_for_insn
1022 or free_basic_block_vars.
1023 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1024 (insn_orig_block): Remove.
1025 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1026 (schedule_block): Keep BLOCK_NUM up-to-date.
1027 (schedule_insns): Use compute_bb_for_insn.
1028 * recog.c (split_all_insns): Likewise.
1029 (peephole2_optimize): Likewise.
1031 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1033 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1034 if the pic register is used.
1036 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1038 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1039 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1040 if that tests TREE_PERMANENT.
1042 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1044 * cse.c (invalidate_for_call): Do not remove memory references from
1045 the table here. It's handled elsewhere.
1047 * haifa-sched.c (add_dependence): Protect references to the
1048 true dependency cache with #ifdef INSN_SCHEDULING.
1049 (remove_dependence): Similarly.
1051 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1052 to the cfg code that this is a return instruction.
1053 * mn10300.md (return_internal): Similarly.
1055 * combine.c (get_last_value): If the last set of a register
1056 is after subst_low_cuid, then we can not use it to determine
1057 the register's last value.
1059 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1061 * Makefile.in: Back out previous change.
1063 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1065 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1067 * haifa-sched.c (add_dependence): Only check/update the cache
1069 (remove_dependence): Likewise.
1070 (schedule_insns): Only create the true_dependency_cache if the
1071 average number of instructions in a basic block is very large.
1073 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1075 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1076 (ggc-simple.o): Likewise.
1077 (ggc-page.o): Likewise.
1079 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1081 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1082 Prototype for exported functions.
1083 (pre_lcm, pre_rev_lcm): Remove prototypes.
1084 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1085 (compute_available): Move to lcm.c, and change parameter order.
1086 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1087 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1088 (gcse_main): No longer call compute_preds_succs. Rebuild the
1089 set table after reach pre pass.
1090 (pre_insert_map, pre_delete_map, edge_list): New.
1091 (alloc_pre_mem): Allocate edge vectors.
1092 (free_pre_mem): Delete edge vectors.
1093 (compute_pre_data): Call new edge based lcm routines.
1094 (process_insert_insn): New function.
1095 (insert_insn_end_bb): Use it.
1096 (pre_edge_insert): New function.
1097 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1099 (pre_insert_copies): Revamp using new edge based lcm outputs.
1100 (pre_delete): Likewise.
1101 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1103 (compute_code_hoist_vbeinout): New new edge based routines.
1104 * lcm.c: Remove all the old LCM functions. Replace with new ones
1105 that work with the new cfg datastructures and work with edges
1108 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1110 * reload.h (struct reload): Add new fields "mode" and "nregs".
1111 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1112 to reference the "mode" and "nregs" field within struct reload.
1114 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1116 * haifa-sched.c (true_dependency_cache): New.
1117 (add_dependence): Use the true dependency cache to avoid expensive
1118 walks down the LOG_LINKS dependency list. Add entries to the
1120 (remove_dependence): Remove entries from the true dependency cache
1122 (schedule_insns): Allocate and initialize and free the true
1125 * haifa-sched.c (schedule_insns): Do not remove inter-block
1126 dependencies anymore.
1128 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1130 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1131 * i386/t-winnt: Likewise.
1133 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1135 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1137 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1139 * Makefile.in (LANGUAGES): Omit "proto".
1140 (clean): Remove stale comment about removing unprotoize.c.
1142 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1144 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1145 using arithmetic on void pointers.
1147 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1149 * haifa-sched.c (compute_block_forward_dependencies): Only check
1150 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1152 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1154 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1155 (expr_equiv_p): Reject memories with different alias sets.
1157 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1159 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1160 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1161 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1162 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1163 (lang_init): Set default for flag_bounds_check if still "unspecified".
1165 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1167 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1169 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1171 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1174 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1176 * config/c4x/c4x.md (*db_noclobber,
1177 *decrement_and_branch_until_zero_noclobber): New patterns and
1178 associated splitters.
1180 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1182 * config/c4x/c4x.md (parallel instruction patterns): Rework
1183 constraints to keep reload happy.
1185 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1187 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1188 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1189 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1190 Add new patterns and associated post-reload splitters.
1192 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1194 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1196 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1198 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1200 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1202 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1204 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1207 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1209 * pa.c (move_operand): Rely on memory_address_p to determine the
1210 validity of non-indexed memory addresses.
1211 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1212 operand in DFmode and SFmode when generating PA2.0 code.
1214 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1216 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1218 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1220 * mips.c (function_prologue): Fix argument types.
1221 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1222 (casesi_internal): Write to the scratch register.
1224 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1226 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1228 (parse_charconst): Delete unnecessary cast when calling
1230 (cpplib.h): Kill prototype of cpp_parse_escape.
1232 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1234 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1235 * unroll.c (unroll_loop): Cast return value of alloca.
1236 * i370/i370.c: Include function.h and toplev.h.
1237 (i370_label_scan): Remove c++ commented abort.
1238 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1239 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1240 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1241 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1243 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1245 * config/t-freebsd: Do not override USER_H.
1246 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1248 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1249 Mumit Khan <khan@xraylith.wisc.edu>
1251 * c-parse.in (component_decl): Support anonymous struct/union.
1253 * c-parse.y: Regenerate.
1254 * c-parse.c: Likewise.
1255 * objc/objc-parse.y: Likewise.
1256 * objc/objc-parse.c: Likewise.
1257 * c-decl.c (finish_struct): Don't sort the fields.
1258 (field_decl_cmp): Delete unused function.
1260 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1262 * sparc.md (movsf_const_intreg): Revert last constraint change.
1263 (movdf_const_intreg_sp32): Likewise.
1265 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1267 * cse.c: Include hashtab.h instead of splay-tree.h
1268 (struct cse_reg_info): No longer use variant union. Add new
1269 field "regno". All references changed to avoid union.
1270 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1271 (free_cse_reg_info): Remove.
1272 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1273 (get_cse_reg_info): Revamp to use expandable hash tables instead
1274 of splay trees. Initialize new fields in cse_reg_info structure.
1275 (new_basic_block): Similarly.
1277 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1279 * genrecog.c (message_with_line): Prototype.
1280 (validate_pattern): Pass along the set for the dest, not a flag.
1281 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1282 Check for PC/CC0 as sources.
1283 (nodes_identical): Check for children position match before
1284 allowing the combination.
1286 * rtl.c (read_rtx): Track line number across \\\n.
1288 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1290 * mips.h (SPECIAL_MODE_PREDICATES): New.
1291 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1292 (movdi+1, movsi+1): Add output reload constraint.
1293 (casesi_internal): Likewise. Fix commentary.
1294 (return_internal): Use pmode_register_operand.
1296 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1298 * 1750a.md (movstrqi): Add missing output reload constraint.
1299 (call_value): Likewise.
1300 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1301 (jmpfdec): Add missing inout reload constraint.
1302 * elxsi.md (addsi patterns): Add missing output reload constraint.
1303 (move from sp): Use @ alternates.
1304 (call_value): No constraint on output.
1305 * fr30.md (movsi_pop): Add missing output reload constraint.
1306 (movsf_constant_store): Likewise.
1307 (splits): Remove constraints.
1308 (subsi3): Add missing mode.
1309 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1310 (call_value): Likewise.
1311 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1312 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1313 * m32r.md (movsicc_internal): Add output reload constraint.
1314 (movstrsi_internal): Add inout reload constraints.
1315 * m88k.h (reg_names): Don't declare.
1316 (SPECIAL_MODE_PREDICATES): New.
1317 * m88k.md (*): Use register_operand not reg_or_0_operand
1319 * mn10200.h (PREDICATE_CODES): New.
1320 * ns32k.md (ffs pattern): Add output reload constraint.
1321 * pdp11.md (sob pattern): Add inout reload constraint.
1322 * sh.md (splits): Remove constraints.
1323 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1324 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1325 * vax.md (jgequ pattern): Add inout reload constraint.
1327 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1329 * configure.in (djgpp): Revert previous patch.
1330 * configure: Rebuit.
1331 * config/i386/djgpp.h: Revert previous patch.
1333 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1335 * fixinc/inclhack.def: Restore patch lost during last merge of
1336 "no_bogosity" branch.
1337 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1339 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1341 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1342 * fixinc/inclhack.def: Same.
1343 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1345 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1347 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1348 as the base of a PLUS.
1350 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1352 * config/c4x/c4x.md: Define mode for remaining unspec operators.
1353 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
1355 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
1357 * pa.md (post_stw+1): Use pmode_register_operand.
1358 (dcacheflush, icacheflush): Likewise.
1360 * i386.md (movstricthi_1): Allow r/r.
1362 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
1364 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
1365 to (not (and (arg0) (arg1))). Similary for and.
1367 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
1368 falltrought to assocate code.
1369 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
1372 * combine.c (simplify_logical): Convert XOR to IOR if operands have
1373 no bits in common; remove XOR to ROTATE conversion.
1375 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1377 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
1379 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1381 * config/c4x/c4x.c (dst_operand): New.
1382 (PREDICATE_CODES): Update.
1383 * config/c4x/c4x.h (dst_operand): Declare it.
1384 * config/c4x/c4x.md: Define mode for each unspec usage.
1385 (move patterns): Use dst_operand predicate instead of src_operand.
1386 (movqi_update, movqf_update): Delete.
1388 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
1390 * recog.c (pmode_register_operand): New.
1391 * recog.h: Declare it.
1392 * genrecog.c (pred_codes): Likewise.
1393 (special_mode_pred_table): Likewise.
1394 (validate_pattern): Don't warn no mode for address_operand.
1396 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
1397 if the operand is not insn-like.
1399 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
1400 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
1402 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
1404 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
1406 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
1407 instead of general_operand in a SET_DEST. Use const_double_operand
1408 instead of an explicit test against CONST_DOUBLE.
1409 (movsf_const_lo): Add missing register mode.
1410 (goto_handler_and_restore): Add auxiliary test for Pmode.
1411 (flush): Adjust to use address_operand.
1412 (return_sf_no_fpu): Add missing output constraint.
1414 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
1416 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
1417 for call return value.
1418 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
1420 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
1422 * toplev.c (main): Only warn about options for other languages.
1423 * collect2.c (main): Pass -w to sub-gcc.
1425 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
1427 * flow.c (propagate_block): Add call-clobbered registers to
1430 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
1431 zapping mem_set_list.
1432 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
1433 (mark_set_1, mark_used_regs): Likewise.
1435 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
1437 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
1439 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1441 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
1442 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
1443 options. Also add a new item "C-only Warning Options" to the
1446 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
1448 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
1449 from multiple calls.
1451 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
1453 * i386.md (call value patterns): Move to the end of the file.
1454 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
1456 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
1458 * configure.in (djgpp configuration): Define extra_objects..
1459 * configure: Rebuilt.
1460 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
1461 (DTORS_SECTION_ASM_OP): Define.
1462 (INIT_SECTION_ASM_OP): Define.
1463 (FINI_SECTION_ASM_OP): Define.
1464 (DATA_SECTION_ASM_OP): Define.
1465 (TEXT_SECTION_ASM_OP): Define.
1466 (EH_FRAME_SECTION_ASM_OP): Define.
1467 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
1468 (STARTFILE_SPEC): Add crtbegin.o.
1469 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
1470 to here from LINK_COMMAND_SPEC.
1471 (DO_GLOBAL_CTORS_BODY): Define.
1472 (CRTSTUFF_USE_FINI_SECTION): Define
1473 (HAS_INIT_SECTION): Delete.
1475 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
1477 * Makefile.in (all.cross): Depend on xcpp$(exeext).
1479 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
1481 * pa.h (PREDICATE_CODES): New.
1483 * genrecog.c (validate_pattern): Condense the destination
1486 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
1488 * alpha.md (call-1): Supply missing mode for operator.
1489 (*): Add missing output reload constraints. Remove constraints
1492 * i386.h (SPECIAL_MODE_PREDICATES): New.
1493 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
1494 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
1495 (addsi_lea_3): Add missing mode for op 3.
1496 (prologue_set_got, prologue_get_pc): Add missing modes.
1497 (*) Add missing output reload constraints.
1499 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
1501 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
1502 check for member bit-size overflow and use var_size if it occurs.
1503 (layout_record): Use bitsize_int() to define the type size in bits.
1504 Likewise for computation and assignment to DECL_FIELD_BITPOS.
1505 (layout_decl): Likewise when assigning to DECL_SIZE.
1507 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
1509 * genrecog.c (validate_pattern): Typo last change. Verify
1510 that output operands have output reloads.
1512 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
1514 * genrecog.c (special_mode_pred_table): New.
1515 (NUM_SPECIAL_MODE_PREDS): New.
1516 (find_operand): New.
1517 (validate_pattern): New argument `insn'. Warn for assignment to
1518 any predicate accepting non-lvalues. Conditionaly warn for
1519 match_operand without a mode. Try much harder to match source
1520 and destination modes on a set.
1521 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
1523 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
1525 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
1527 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
1529 * combine.c (simplify_logical): Recognize xor pattern that encodes
1532 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1534 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
1537 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
1539 * ggc-page.c (MAP_FAILED): Provide default.
1541 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
1543 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
1544 * sparc.h (PREDICATE_CODES): Update.
1546 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
1548 * alpha.c (some_ni_operand): New.
1549 * alpha-protos.h: Declare it.
1550 * alpha.h (PREDICATE_CODES): Update.
1551 * alpha.md (sXaddq reload insns): Use some_ni_operand
1552 for SET_DEST instead of some_operand.
1554 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
1555 Jim Wilson <wilson@cygnus.com>
1557 * genrecog.c (maybe_both_true_2): Don't compare modes of
1559 (process_tree): Elide peephole2_insns. Invoke simplify_tests
1560 after find_afterward.
1561 (debug_decision_1): Dump next and afterward codes.
1563 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
1565 * rtl.c (dump_and_abort): Remove.
1566 (fatal_with_file_and_line): New.
1567 (fatal_expected_char): New.
1568 (read_rtx_lineno, read_rtx_filename): New.
1569 (read_skip_spaces): Track line number.
1570 (read_name): Use fatal_with_file_and_line.
1571 (read_rtx): Use fatal_expected_char. Track line number.
1572 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
1574 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
1575 if it isn't a CODE_LABEL.
1577 * genattr.c (main): Set read_rtx_filename.
1578 * genattrtab.c (main): Likewise.
1579 * gencodes.c (main): Likewise.
1580 * genconfig.c (main): Likewise.
1581 * genemit.c (main): Likewise.
1582 * genextract.c (main): Likewise.
1583 * genflags.c (main): Likewise.
1584 * genopinit.c (main): Likewise.
1585 * genoutput.c (main): Likewise.
1586 * genpeep.c (main): Likewise.
1588 * genrecog.c (decision_test.u.insn): Add `lineno'.
1589 (pattern_lineno, error_count): New variables.
1590 (message_with_line): New.
1591 (add_to_sequence): Break out checking code to ...
1592 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
1593 (merge_insn): Use message_with_line.
1594 (make_insn_sequence): Use validate_pattern. Record insn lineno.
1595 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
1597 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1599 * expr.c (store_constructor): Clear union if constructor is empty.
1601 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
1603 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
1604 Add !endian checks. Change %{...} to %(...).
1606 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
1608 * i386.md (*addsi3_cc): Renamed from addcsi3.
1609 (*addsi3_carry): Renamed from addxsi3.
1610 (*subsi3_cc): Renamed from subcsi3.
1611 (*subsi3_carry): Renamed from subxsi3.
1612 (*xorqi_cc_1): Renamed from xorcqi_1.
1613 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
1614 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
1616 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
1618 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
1619 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
1621 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
1623 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
1624 climb up the chain of insns.
1626 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
1628 * genrecog.c (write_subroutine): Careful for null trees.
1629 (process_tree): Don't elide empty functions.
1631 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
1633 * Makefile.in (genrtl.o): Depend on ggc.h.
1634 * configure.in (valloc): Probe for it.
1635 (with-gc): Use ggc-page if valloc present.
1636 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
1637 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
1638 (ggc_alloc_string): Moved from ggc-page.c.
1639 * ggc-none.c (ggc_alloc_obj): New.
1640 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
1641 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
1642 (struct globals): Likewise for dev_zero_fd.
1643 (init_ggc): Likewise for it's initialization.
1644 (ggc_allocated_p): Move careful dereference from ...
1645 (ggc_lookup_page_table): ... here. Delete.
1646 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
1647 (alloc_anon): Use valloc if no mmap.
1648 (release_pages): Use free if using valloc.
1649 (ggc_alloc_obj): Renamed from alloc_obj.
1650 (ggc_set_mark): Renamed from mark_obj.
1651 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
1652 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
1653 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
1654 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
1655 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
1656 (ggc_collect): Use fp printing instead of our own rounding.
1657 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
1658 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
1659 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
1660 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
1661 (struct ggc_string, struct ggc_any): Delete.
1662 (offsetof): Provide default definition.
1663 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
1665 (struct ggc_mem): New, from corpse of ggc_any.
1666 (struct ggc_status): Delete.
1667 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
1668 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
1669 (n_strings_collected, n_anys_collected): Delete.
1670 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
1671 (ggc_alloc_string, ggc_alloc): Delete.
1672 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
1673 (ggc_free_string, ggc_free_any): Delete.
1674 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
1675 (ggc_compare_addresses, ggc_mark_string): Delete.
1676 (ggc_mark_string_if_gcable, ggc_mark): Delete.
1677 (search_data): Delete.
1678 (struct globals): New.
1679 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
1680 (tree_insert, tree_lookup): New.
1681 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
1682 (clear_marks, sweep_objs): New.
1683 (ggc_collect): Gut. Use clear_marks, sweep_objs.
1684 (init_ggc): Set allocated_last_gc.
1685 (ggc_push_context): Gut. Use G.context.
1686 (ggc_pop_context): Likewise.
1687 (ggc_pop_context_1): New.
1688 (debug_ggc_tree): New.
1689 (debug_ggc_balance, tally_leaves): New.
1690 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
1691 (ggc_mark_string_if_gcable): Remove decl.
1692 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
1693 (ggc_mark_rtvec_children): New.
1694 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
1695 (ggc_mark_if_gcable): New decl.
1696 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
1697 (ggc_alloc_tree, ggc_alloc): Likewise.
1698 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
1699 (ggc_alloc_obj): New decl.
1700 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
1701 (ggc_alloc_tree, ggc_alloc): Likewise.
1702 (ggc_set_mark): New decl.
1703 * rtl.h (struct rtx_def): Remove gc_mark.
1704 (struct rtvec_def): Likewise.
1705 * tree.h (struct tree_common): Likewise.
1707 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
1709 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
1710 float_format and thread_file definitions.
1711 * configure: Rebuilt.
1713 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
1715 * extend.texi (Function Names): Document types of function names.
1717 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1719 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1720 an earlyclobbered output conflict with RELOAD_INPUT reloads.
1722 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1724 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
1726 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1728 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
1730 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
1732 * collect2.c (main): Do prelimnary link on AIX if rflag.
1734 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1736 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
1737 __CTOR_LIST__ in opposite order, which is the correct order for sorted
1739 (__do_global_dtors): similarly for __DTOR_LIST__.
1741 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1742 Diego Novillo <dnovillo@cygnus.com>
1744 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
1747 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
1749 * fixincl/*: Merged "no_bogosity" branch
1750 * fixincl/fixlib.h: protect against doubly defining t_bool
1751 * fixincl/server.h: protect against doubly defining t_bool
1753 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
1755 * genoutput.c: Include toplev.h.
1757 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
1759 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
1761 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
1762 * configure: Regenerate.
1764 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1766 * gcse.c (delete_null_pointer_checks): Returns void.
1768 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1770 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
1771 * emit-rtl.c (copy_insn_1): Likewise.
1773 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1775 * config/mips/mips.c (mips_build_va_list): Correct
1776 TREE_CHAIN setting when hard-float.
1777 (mips_va_start): Use corrected setting.
1778 (mips_va_arg): Likewise. Also pass a tree to build of
1779 POSTINCREMENT_EXPR rather than a naked 'int'.
1781 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
1783 * ggc.h (ggc_push_context): Fix comment.
1784 (ggc_pop_context): Likewise.
1785 (mark_string_if_gcable): Likewise.
1786 * ggc-common.c (ggc_mark_rtx_children): Use
1787 ggc_mark_string_if_gcable.
1788 * ggc-page.c (ggc_lookup_page_table): New function.
1789 (ggc_allocated_p): Likewise.
1790 (mark_obj): Fix formatting.
1791 (ggc_mark_string_if_gcable): New function.
1792 * ggc-simple.c (ggc_allocated_strings): New variable.
1793 (ggc_strings_used): Likewise.
1794 (ggc_compare_addresses): New function.
1795 (ggc_pop_context): Pop the `any' memory too.
1796 (ggc_mark_string_if_gcable): New function.
1797 (ggc_collect): Initialize and tear down ggc_allocated_strings.
1799 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
1801 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
1802 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
1803 * rs6000.c (expand_block_move): Match movstrsi_?reg register
1806 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
1808 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
1809 (sched_reg_live_length, sched_reg_basic_block): Delete.
1810 (current_block_num, bb_live_regs, old_live_regs): Delete.
1811 (dead_notes, struct sometimes): Delete.
1812 (sched_note_set, birthing_insn_p): Delete.
1813 (adjust_priority): Gut useless reg lifetime code.
1814 (create_reg_dead_note, attach_deaths): Delete.
1815 (attach_deaths_insn, new_sometimes_live): Delete.
1816 (finish_sometimes_live): Delete.
1817 (find_pre_sched_live, find_post_sched_live): Delete.
1818 (update_reg_usage): Delete.
1819 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
1820 (schedule_insns): Delete reg lifetime code.
1821 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
1822 (unlink_other_notes): Adjust REG_NOTE commentary.
1823 (reemit_notes): Use REG_SAVE_NOTE.
1824 (schedule_block): Likewise.
1825 (schedule_region): Allocate bitmap of blocks in region. Use
1826 count_or_remove_death_notes. Use update_life_info.
1828 * rtl.h (REG_SAVE_NOTE): New.
1829 * rtl.c (reg_note_name): Update.
1831 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
1833 * combine.c (refresh_blocks, need_refresh): New.
1834 (combine_instructions): Allocate refresh_blocks. Invoke
1835 update_life_info if needed.
1836 (distribute_notes): Mark refresh_blocks instead of installing
1838 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
1839 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
1841 * Makefile.in (recog.o): Depend on basic-block.h.
1843 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
1845 * genrecog.c (add_to_sequence): Thinko last change: delete
1846 shadowing allow_const_int variable.
1848 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1850 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
1851 __GNUC__ and __GNUC_MINOR__.
1853 * gansidecl.h: Likewise.
1859 * toplev.h: Likewise.
1865 * varray.c: Likewise.
1867 * varray.h: Likewise.
1869 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1871 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
1872 use one before a jump table.
1874 * rtl.def (ADDRESS): Change documentation to match reality.
1875 * md.texi: Don't document it.
1876 * gmicro.md (load address pattern): Use 'p' constraint, delete use
1879 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
1881 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
1883 * genrecog.c (add_to_sequence): Move allow_const_int test outside
1884 known predicate block; default allow_const_int true.
1885 (debug_decision_list): New.
1887 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
1889 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
1891 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
1893 * gcse.c (gcse_main): Avoid global optimizations if we have a
1894 large number of basic blocks and the ratio of edges to blocks
1896 (delete_null_pointer_checks): Likewise.
1898 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
1900 * c-common.c (check_format_info): Warn if format string isn't a
1903 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1905 * configure.in (arm*-*-*): Don't let autoconf remove brackets
1906 * configure: regenerate
1908 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
1910 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
1911 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
1912 (peepholes): Re-enable.
1914 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
1916 * Makefile.in (flow.o): Depend on TREE_H.
1917 * basic-block.h (REG_SET_EQUAL_P): New.
1920 (free_regset_vector): Remove declaration.
1921 (flow_delete_insn_chain): Declare.
1922 (enum update_life_extent): New.
1923 (update_life_info, count_or_remove_death_notes): Declare.
1924 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
1925 Verify register live at bb->global_live_at_start before adding USE.
1926 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
1927 (CLEAN_ALLOCA): New.
1929 (PROP_*): New flags.
1930 (find_basic_blocks_1): Use alloc_EXPR_LIST.
1931 (clear_edges): Zero n_edges.
1932 (make_edge): Increment n_edges.
1933 (split_edge): Don't allocate bb->local_set. Increment n_edges.
1934 (flow_delete_insn_chain): Export.
1935 (delete_block): Decrement n_edges.
1936 (merge_blocks_nomove): Likewise.
1937 (life_analysis): Give life_analysis_1 PROP flags.
1938 (verify_wide_reg_1, verify_wide_reg): New.
1939 (verify_local_live_at_start): New.
1940 (update_life_info): Rewrite to call into propogate_block.
1942 (mark_regs_live_at_end): After reload, if epilogue as rtl,
1943 always mark stack pointer. Conditionally mark PIC register.
1944 After reload, mark call-saved registers, return regsiters.
1945 (life_analysis_1): Accept PROP flags not remove_dead_code.
1946 Call mark_regs_live_at_end before zeroing regs_ever_live.
1947 Use calculate_global_regs_live. Copy global_live_at_end before
1948 calling final propagate_block. Zero reg_next_use on exit.
1949 (calculate_global_regs_live): New.
1950 (allocate_bb_life_data): Don't allocate bb->local_set.
1951 (init_regset_vector, free_regset_vector): Remove.
1952 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
1953 Test flags before every operation. Warn if prologue/epilogue insn
1954 would have been deleted.
1955 (mark_set_regs, mark_set_1): Accept and use FLAGS.
1956 Use alloc_EXPR_LIST.
1957 (mark_used_regs): Accept and use FLAGS, not FINAL.
1958 Remove special handling for RETURN.
1959 (try_pre_increment): Use alloc_EXPR_LIST.
1960 (dump_flow_info): Dump n_edges.
1961 (unlink_insn_chain, split_hard_reg_notes): Remove.
1962 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
1963 (find_insn_with_note, new_insn_dead_notes): Remove.
1964 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
1965 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
1966 (replace_insns): Remove.
1967 (count_or_remove_death_notes): New.
1968 (verify_flow_info): Abort on error after all checks.
1969 (remove_edge): Decrement n_edges.
1970 (remove_fake_edges): Tweek format.
1971 * haifa-sched.c (schedule_insns): Use split_all_insns.
1972 * output.h (update_life_info): Remove declaration.
1973 * recog.c (split_all_insns): From the corpse of split_block_insns,
1974 do the whole function block by block. Use update_life_info.
1975 (recog_last_allowed_insn): New.
1976 (recog_next_insn): Mind it.
1977 (peephole2_optimize): Set it. Walk backwards through blocks.
1978 Use update_life_info.
1979 * rtl.h (update_flow_info, replace_insns): Remove declarations.
1980 (split_all_insns): Declare.
1981 * toplev.c (rest_of_compilation): Thread prologue before flow2.
1982 Use split_all_insns.
1984 * i386.md (or -1 peep2s): Disable.
1986 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
1988 * config/mips/mips.md (movstrsi+[123]) : Combine these into
1989 a single pattern. Scrap the 'd' versions as unnecessary.
1991 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
1992 tablejump_mips162,tablejump_internal4): The operands to a
1993 label_ref must be VOIDmode.
1995 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1997 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
1999 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2001 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2003 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2005 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2006 cache every function if ggc_p.
2008 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2010 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2011 instead of copy_rtx. Accept sequences that contain asm statements.
2012 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2013 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2014 orig_asm_operands_vector, copy_asm_operands_vector,
2015 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2017 * rtl.h (copy_insn, copy_insn_1): Declare.
2019 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2021 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2023 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2024 arguments to `current_file_function_operand'.
2026 * genrecog.c: Include hard-reg-set.h and resource.h in the
2027 generated output file.
2029 * real.c: Include tm_p.h.
2031 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2033 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2036 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2038 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2039 before the fctiwz insn.
2041 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2042 Mark Mitchell <mark@codesourcery.com>
2044 * tree.c (make_lang_type_fn): New funtion pointer.
2045 (make_lang_type): Call it.
2046 * tree.h (make_lang_type): Declare.
2047 (make_lang_type_fn): Likewise.
2048 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2050 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2052 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2053 make sure that HIGH instructions are copied into BASE_REGS.
2055 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2057 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2059 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2061 * c-decl.c (finish_struct): Use simpler method of
2062 removing elements of a singly-linked list.
2064 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2066 * alpha.md (peephole2's): Comment out peephole2's that generate
2069 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2071 * genrecog.c (add_to_sequence): Disable mode check for
2074 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2076 * ggc-simple.c (init_ggc): Set empty_string.
2078 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2080 * configure.in: Detect mmap. Add --with-gc=foo to select
2081 garbage collector; default to page if mmap available.
2082 * Makefile.in (GGC): Substitute.
2084 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2086 * c-decl.c (ggc_p): Enable.
2088 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2090 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2092 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2094 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2095 string for little-endian-data.
2097 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2099 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2100 case somebody tries to compile --enable-checking code with gcc
2103 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2105 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2108 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2110 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2111 * jump.c (jump_optimize_1): Document why.
2113 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2115 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2116 pointers and casts for `int_handler' and `quit_handler'.
2118 * flow.c (verify_flow_info, split_hard_reg_notes,
2119 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2120 remove_edge, remove_fake_successors): Add static prototypes.
2121 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2122 (mark_set_1): Initialize variable `regno'.
2123 (unlink_insn_chain): Likewise for variable `curr'.
2124 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2126 * loop.c (strength_reduce): Initialize variable
2127 `unrolled_insn_copies'.
2128 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2129 prototypes. Change these functions to take const PTR parameters
2130 to avoid prototype conflict when used as the comparson argument
2132 (check_dbra_loop): Initialize variable `comparison_val'.
2134 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2135 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2136 (find_valid_class): Initialize variable `best_class'.
2137 (find_reloads): Call memcpy, not bcopy.
2139 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2140 (hard_reg_use_compare): Don't needlessly cast away const.
2141 (reload_reg_class_lower): Likewise.
2142 (choose_reload_regs): Initialize variable `regno'.
2144 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2146 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2148 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2150 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2151 ({,d}discard): Add forward declarations. Declare parameter as
2153 (main_without_main): Explicitly declare return type to be int.
2154 (memcpy): Properly declare.
2156 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2157 building the trampoline support, declare malloc, free, and
2159 (__clear_cache): Mark arguments as potentially unused.
2161 * frame.c (toplevel): If inhibit_libc is defined, declare
2164 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2166 * flow.c (make_edge): Accept an optional 2D bitmap in which
2167 to cache edge existence. Update all callers.
2168 (make_label_edge, make_eh_edge): Pass through the edge cache.
2169 (make_edges): Provide the cache.
2171 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2173 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2175 (local_mbtowc): Change the type of variable `i' from int to size_t.
2177 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2178 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2180 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2182 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2183 after other includes that define the appropriate types. Include
2184 tm_p.h for getting user prototypes.
2185 * ggc-callbacks.c (toplevel): Ditto.
2186 * ggc-none.c (toplevel): Ditto.
2187 * gcc-page.c (toplevel): Ditto.
2188 * ggc-simple.c (toplevel): Ditto.
2190 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2191 Jonathan Larmour <jlarmour@cygnus.co.uk>
2193 * config/mips/mips.c (mips_move_2words): Split doubles if
2194 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2196 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2198 * genrecog.c (struct decision_test): New.
2199 (struct decision): Remove test-related members, sort the rest by size.
2200 (IS_SPLIT): Simplify.
2201 (new_decision, new_decision_test): New.
2202 (add_to_sequence): Use them. No special handling for args of
2204 (maybe_both_true): Renamed from not_both_true; return sense changed.
2205 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2206 of maybe_both_true and adjusted for decision_test.
2207 (position_merit): Remove.
2208 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2209 (merge_accept_insn): New, broken out of merge_trees.
2210 (merge_trees): Use them. No special case for c_test; no node
2211 splitting; use test type instead of position_merit.
2212 (factor_tests): New.
2213 (simplify_tests): New.
2214 (break_out_subroutines): Don't write code now.
2215 (find_afterward): New.
2216 (write_afterward, write_switch, write_cond): New.
2217 (write_action, is_unconditional): New.
2218 (write_node): New. Use them.
2219 (write_tree_1): Rewrite. Use the new functions above.
2220 (write_tree): Remove afterward processing.
2221 (write_subroutine): Simplify function variant emission.
2222 (write_subroutines): New.
2223 (same_codes, clear_codes): Remove.
2224 (same_modes, clear_modes): Remove.
2225 (write_header): New, broken out of main.
2226 (make_insn_sequence): Use new_decision and new_decision_test.
2227 (process_tree): New, broken out of main.
2228 (main): Adjust for merge_trees interface change.
2229 Don't #define operands in the output file.
2230 (record_insn_name): New, broken out of make_insn_sequence.
2231 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2232 (debug_decision): New.
2234 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2236 * resource.c (find_free_register): Mark class_str argument const.
2237 * resource.h: Update prototype to match.
2239 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2240 * i386.md: Give all anonymous insns names.
2242 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2244 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2247 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2249 * toplev.c (dbr_sched_time): Unconditional.
2250 (peephole2_time): New.
2251 (compile_file): Add pass numbers to all of the dump file suffixes.
2252 Dump peephole2_time. Don't dump times for non-applicable passes.
2253 (rest_of_compilation): Add pass numbers to dump file suffixes.
2254 Conditionalize calls to the scheduler.
2255 * invoke.texi: Update.
2257 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2259 * flow.c (make_edges): Fix insn iteration.
2260 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2261 (find_basic_blocks_1): Fix spelling mistake.
2263 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2265 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2266 always have side-effects. Use memset not bzero.
2267 (make_node): Likewise.
2269 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2271 * stmt.c (expand_anon_union_decl): When any of the elements of the
2272 union is addressable, so is the entire union.
2274 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2276 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2278 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2279 * bitmap.c (bitmap_operation): Return true iff TO changed.
2280 (bitmap_equal_p): New.
2281 (bitmap_bit_p): Tidy arithmetic.
2282 (debug_bitmap_file): Likewise.
2284 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2286 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2287 before cse2 instead of after.
2289 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2291 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2294 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2296 * cppinit.c (is_idchar initializer): Loosen tests to accept
2299 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2301 * mips.md: Define conditional move patterns for floating point
2302 operands and DI mode conditions.
2304 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2306 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2307 always have side-effects.
2309 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2311 * mn10200.c (asm_file_start): Fix typo.
2313 * cppinit.c (is_idchar initializer): Tighten tests for when
2314 to put the table into initialized memory.
2316 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2317 not an array of rtunion.
2318 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2319 * gcc-simple (ggc_free_rtvec): Similarly.
2321 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2324 * mbchar.h: Add missing #endif.
2326 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2327 (FPBIT, DPBIT): Define.
2329 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2331 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2333 * profile.c (instrument_arcs, output_gcov_string,
2334 tablejump_entry_p): Add static prototypes.
2335 (output_gcov_string): Constify a char*.
2337 * regmove.c (replacement_quality, fixup_match_2): Add static
2340 * resource.h (reg_dead_p): Add extern prototype.
2342 * rtl.c (trim_filename): Add static prototype.
2344 * scan-decls.c (skip_to_closing_brace): Likewise.
2346 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2347 (expand_end_case): Initialize variable `range'.
2348 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2350 * varasm.c (asm_emit_uninitialised): Add static prototype.
2351 (asm_emit_uninitialised, assemble_variable): Mark parameter with
2354 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2356 * cpplib.c (if_directive_nameo): Add static prototype.
2358 * cse.c (cse_insn): Remove unused variable `p'.
2360 * except.c (create_rethrow_ref, push_entry,
2361 receive_exception_label, new_eh_region_entry, find_func_region,
2362 clear_function_eh_region, process_nestinfo): Add static prototypes.
2363 (get_reg_for_handler): Hide definition.
2364 (process_nestinfo): Initialize variable `extra_handlers'.
2366 * expr.h (expand_builtin_longjmp): Add extern prototype.
2368 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
2370 * function.c (prepare_function_start): Likewise.
2371 (pop_function_context_from): Mark parameter `context' with
2373 (push_temp_slots_for_block, flush_addressof): Hide definition.
2375 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
2376 solve_program_flow_graph, calculate_branch_probs,
2377 function_summary, main, fancy_abort): Add prototypes.
2379 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
2380 (add_hash): Constify a char*.
2382 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
2383 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
2384 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
2386 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
2388 * lists.c (free_list, zap_lists): Likewise.
2390 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2392 * alias.c (nonlocal_reference_p): Add static prototype.
2394 * bitmap.c (bitmap_element_allocate): Prototype args in function
2397 * builtins.c (stabilize_va_list): Add static prototype.
2398 (expand_builtin_va_arg): Constify a char*.
2400 * c-lex.c (getch, put_back, extend_token_buffer_to,
2401 read_line_number, token_getch, token_put_back): Add static
2404 * c-parse.gperf (hash, is_reserved_word): Likewise.
2406 * cccp.c (is_dir_separator): Likewise.
2408 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2410 * graph.h: New file to prototype functions exported by graph.c.
2412 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
2414 * graph.c: Include graph.h.
2416 * toplev.c: Likewise. Remove redundant prototypes.
2418 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
2420 * invoke.texi: Removed duplicated description for -Q.
2422 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
2424 * extend.texi: Grammar fix in __extension__ text.
2426 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
2428 * md.texi (define_peephole2): New section.
2430 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
2432 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
2433 (mov $-1 to or peepholer): Enable for pentium when optimizing for
2436 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
2438 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
2440 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
2442 * i386.md (ffs expander): Emit Pentium friendly code for
2445 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
2447 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
2451 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2453 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
2455 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
2457 * config/m68k/m68k.c (use_return_insn): Return false if the pic
2460 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2462 * md.texi (No Constraints): Delete section.
2463 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
2464 * final.c (final_scan_insn): We always have register constraints.
2465 * genattrtab.c: Don't include "insn-config.h".
2466 (write_attr_case): We always have register constraints.
2467 * genconfig.c (register_constraint_flag): Delete.
2468 (walk_insn_part): Don't check whether we have register constraints.
2469 (main): Don't write out "#define REGISTER_CONSTRAINTS".
2470 * genoutput.c (have_constraints): Delete.
2471 (main): Don't set it.
2472 (output_operand_data): We always have constraints.
2473 (scan_operands): Likewise.
2474 (compare_operands): Likewise.
2475 * local-alloc.c (block_alloc): We always have constraints.
2476 (requires_inout): Always compile this function.
2477 * recog.c (extract_insn): We always have constraints.
2478 (constrain_operands, reg_fits_class_p): Always compile these
2480 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
2482 (struct insn_operand_data): Likewise.
2483 * regclass.c (regclass): We always have constraints.
2484 (record_reg_classes, copy_cost, record_address_regs,
2485 auto_inc_dec_reg_p): Always compile these functions.
2486 * regmove.c (regmove_optimize): We always have constraints.
2487 * reload.c (find_reloads): Likewise.
2488 * reload1.c (reload): Likewise.
2489 (reload_cse_simplify_operands): Likewise.
2490 * i860.c (output_delay_insn): Likewise.
2492 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
2494 * iris6.h (BUILD_VA_LIST_TYPE): Define.
2496 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2498 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
2499 for the va_list record.
2501 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
2503 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
2506 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
2508 * alias.c: Include insn-flags.h.
2509 * Makefile.in (alias.o): Update.
2511 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
2513 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
2514 to LTU and GEU. Handle more cases using sbb.
2516 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
2518 * i386.md (truncatexfdf splitters): Do not use subreg.
2519 (fop XFmode patterns): Fix mode in operand testing.
2521 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
2523 * jump.c (jump_optimize_1): Amend last change to test only the
2524 form of the operand, not the insn.
2526 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
2527 not register_operand to determine when B may need preloading.
2529 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
2531 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
2532 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
2533 (call-value patterns): Move to end of file.
2534 (*): Remove mode from label_ref in (pc) context.
2535 (movstrqi): Use memory not general_operand for BLKmode operands.
2536 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
2537 to register_operand operands.
2538 (peep2 patterns): Convert from commented-out peephole patterns.
2540 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2542 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
2543 to BUILT_IN_INIT_DWARF_REG_SIZES.
2544 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
2545 Renamed from BUILT_IN_DWARF_REG_SIZE; call
2546 expand_builtin_init_dwarf_reg_sizes.
2547 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
2548 with __builtin_init_dwarf_reg_size_table.
2549 * dwarf2out.c (struct reg_size_range): Delete.
2550 (expand_builtin_init_dwarf_reg_sizes): New function.
2551 (expand_builtin_dwarf_reg_size): Delete.
2552 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
2553 (expand_builtin_dwarf_reg_size): Don't declare.
2554 * libgcc2.c (dwarf_reg_size_table_initialized): New.
2555 (dwarf_reg_size_table): New.
2556 (init_reg_size_table): New function.
2557 (copy_reg): Use dwarf_reg_size_table.
2558 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
2561 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
2563 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
2564 Correctly build argument list to constructor and destructor functions.
2566 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
2568 * c-tree.h (warn_float_equal): Declare.
2569 * c-decl.c (warn_float_equal): Define.
2570 (c_decode_option): Recognize -W[no-]float-equal.
2571 * c-typeck.c (build_binary_op): Conditionally warn
2572 about equality tests of floating point types.
2573 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
2574 * invoke.texi: Add docs for -Wfloat-equal warning.
2576 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
2578 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
2579 generating RTL directly.
2580 * mips.h (INIT_TARGET_OPTABS): Likewise.
2581 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
2583 * expr.h (init_mov_optab): Delete declaration
2585 * h8300.c (WORD_REG_USED): Update to avoid useless register
2586 saves in interrupt functions and functions which never return.
2588 * cse.c (struct set): Delete inner_dest_loc field.
2589 (cse_insn): Remove assignments to inner_dest_loc field.
2591 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
2593 * ggc-page.c: Don't include <unistd.h> etc taken care of
2594 by "system.h". Include <sys/mman.h> afterward.
2596 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
2598 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
2601 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
2603 * xcoffout.c (xcoffout_declare_function): Add documentation.
2604 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
2605 TARGET_64BIT. Compare constant to -1, not bit pattern.
2606 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
2607 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
2610 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
2612 * dwarf2out.c (add_abstract_origin_attribute): Abort if
2614 (gen_inlined_enumeration_type_die): Do not abort if the type has
2615 not been writeen out.
2616 (gen_inlined_structure_type_die): Do not abort if the type has
2617 not been writeen out.
2618 (gen_inlined_union_type_die): Do not abort if the type has
2619 not been writeen out.
2620 (gen_tagged_type_instantiation_die): Do not abort if the type
2621 has not been written out.
2623 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2625 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
2627 * reg-stack.c (straighten_stack): Copy hard reg set with
2630 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
2632 * builtins.c (stabilize_va_list): Stabilize array type va_list
2633 to a pointer type, not the base record type.
2634 (expand_builtin_va_copy): Dereference the pointers explicitly;
2635 use the correct size for the copy.
2637 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
2638 (rs6000_va_arg): Likewise.
2640 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
2642 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
2644 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
2646 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
2648 (DECL_BUILT_IN_CLASS): Adjust accordingly.
2650 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
2652 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
2653 (init_ggc): Use it instead of a constant.
2654 (ggc_collect): Bound allocated_last_gc by it.
2656 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
2658 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
2661 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
2663 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
2664 (mips*-*-openbsd*): Let big endian configuration be a fragment.
2666 * config/mips/openbsd.h: New, OpenBSD little endian target.
2667 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
2668 * config/mips/xm-openbsd.h: New, OpenBSD host.
2670 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
2672 * config/m68k/m68k.c (output_function_prologue,
2673 output_function_epilogue): Use
2674 current_function_uses_pic_offset_table instead of regs_ever_live
2675 to decide whether to save/restore pic register.
2676 (legitimize_pic_address): Don't modify regs_ever_live any more.
2678 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
2680 * function.h (struct function): Add x_dont_save_pending_sizes_p.
2681 * stor-layout.c (variable_size): Don't add sizes to the pending
2682 sizes list if x_dont_save_pending_sizes_p is set.
2684 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
2686 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
2687 for symbolic_operand().
2688 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
2690 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2692 * combine.c (gen_rtx_combine): Add missing call to va_end().
2694 * final.c (asm_fprintf): Likewise.
2696 * genattrtab.c (attr_rtx): Likewise.
2698 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
2700 * cse.c: Update comments.
2701 (cse_insn): When converting a conditional/computed jump into
2702 an unconditional jump, always make sure a BARRIER immediately
2703 follows the converted jump. Do not delete unreachable code.
2704 (cse_basic_block): Do not delete unreachable code.
2705 * toplev.c (rest_of_compilation): Move call to
2706 delete_trivially_dead_insns after the conditional call to
2709 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2711 * collect2.c (make_temp_file): Don't prototype.
2713 * gcc.c (make_temp_file): Likewise.
2715 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
2717 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
2719 * varasm.c (asm_emit_uninitialised): New function: Generate
2720 the assembler statements necessary to declare an uninitialised
2722 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
2724 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
2725 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
2727 (assemble_variable): Use asm_emit_uninitialised to emit an
2728 uninitialised variable.
2730 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
2732 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
2733 constant on a 64 bit host. Patch supplied by Geoffrey Keating
2734 <geoffk@cygnus.com>.
2736 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2738 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
2739 * c-common.h (builtin_function): Don't declare.
2741 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
2743 (pushdecl): Likewise.
2744 (finish_decl): Likewise.
2745 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
2746 int. All callers changed.
2747 Set the builtin's DECL_BUILT_IN_CLASS.
2748 * tree.h (enum built_in_class): New.
2749 (enum built_in_function): Delete NOT_BUILT_IN.
2750 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
2752 (DECL_SET_FUNCTION_CODE): Likewise.
2753 (DECL_BUILT_IN_CLASS): New macro.
2754 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
2755 (struct tree_decl): Split builtin function code field into a
2757 (builtin_function): Declare.
2759 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
2761 * optabs.c (init_traps): Fix typo in last change.
2763 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
2765 * toplev.c (rest_of_decl_compilation): Update comment.
2767 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2769 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
2770 in .sbss if appropriate.
2771 (EXTRA_SECTION_FUNCTIONS): Add sbss.
2772 (SBSS_SECTION_ASM_OP): New macro.
2773 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
2774 (EXTRA_SECTIONS): Add in_sbss.
2775 * config/mips/mips.h: Prototype sbss_section.
2777 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
2779 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
2782 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
2784 * optabs.c (init_traps): Register trap_rtx as a GC root.
2786 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2788 * config/mips/mips.c (function_arg_pass_by_reference): Define
2789 unconditionally, since it's called unconditionally.
2791 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2793 * toplev.c (documented_lang_options): Add -fshort-wchar.
2794 * c-decl.c (c_decode_option): Likewise.
2795 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
2797 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
2798 * gcc.c (default_compilers): If -fshort-wchar,
2799 override __WCHAR_TYPE__.
2800 * tm.texi (C Dialect Options): Add -fshort-wchar.
2802 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
2803 symbol for a variable.
2805 * cpplib.h (CPP_PREPROCESSED): New macro.
2806 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
2807 we're seeing this input for a second time.
2809 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
2811 * emit-rtl.c (init_emit_once): Initialize modes first.
2813 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
2815 * config/i386/i386.c (pic_label_name): Change to char pointer.
2816 (global_offset_table): New variable.
2817 (load_pic_register): Fill global_offset_table if it hasn't
2818 already been done. Allocate pic_label_name dynamically.
2819 * ggc.h (empty_string): New variable.
2820 * ggc-simple.c (empty_string): Likewise.
2821 (init_ggc): Allocate empty_string and add as root.
2822 * stmt.c (digit_strings): New variable.
2823 (init_stmt): Add last_block_end_note as root. Allocate and
2824 initialize digit_strings.
2825 (expand_asm_operands): Use empty_string instead of string
2826 constant. Use digit_strings instead of string constants.
2827 * profile.c (init_arc_profiler): Allocate string with
2828 ggc_alloc_string instead of xmalloc.
2829 (output_func_start_profiler): Likewise.
2830 * c-typeck.c (digest_init): Check if init is error_mark_node.
2832 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
2833 Richard Henderson <rth@cygnus.com>
2835 * ggc-page.c: New file.
2836 * Makefile.in (ggc-page.o): New.
2838 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
2840 * invoke.texi: Document -fdelete-null-pointer-checks
2841 * toplev.c (flag_delete_null_pointer_checks): New.
2842 (f_options): Add entry for -fdelete-null-pointer-checks.
2843 (rest_of_compilation): Conditionalize null pointer check
2844 elimination on flag_delete_null_pointer_checks.
2845 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
2847 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
2849 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
2850 copyright notice and special exception to GPL.
2852 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2854 * abi64.h (mips_function_value): Add prototype arguments.
2856 * mips-protos.h: New file with mips prototypes.
2858 * mips.c: Include "tm_p.h".
2859 (mktemp, lookup_name): Add prototype arguments.
2860 (extern_list, string_constant, mips_fill_delay_slot,
2861 mips_output_external, mips_output_external_libcall,
2862 mips_output_filename, mips_declare_object, function_prologue,
2863 mips_expand_prologue, function_epilogue, mips16_constant,
2864 build_mips16_function_stub, mips_output_conditional_branch):
2866 (mips_va_start): Remove unused variable `u'.
2867 (mips_va_arg): Cast value to unsigned when comparing against one.
2869 (save_restore_insns, mips_expand_prologue): Add missing arg in
2870 call to `large_int'.
2872 * mips.h: Move prototypes to mips-protos.h.
2873 (data_section, memory_address_p, rdata_section,
2874 readonly_data_section, simple_epilogue_p, text_section): Delete
2875 prototypes delcared elsewhere.
2876 (mips_epilogue_delay_slots, print_options): Delete unused decls.
2878 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
2880 * mips.md: Delete extra args in call to `mips_move_2words'.
2882 * xm-iris6.h (alloca): Add prototype argument.
2884 * genpeep.c: Include "tm_p.h" in generated output file.
2886 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2888 * basic-block.h (find_edge_index): Change parameters.
2889 * flow.c (verify_edge_list): Pass basic_block parameters to
2890 find_edge_index instead of integers.
2892 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
2894 * combine.c (simplify_comparison): Use an unsigned shift to adjust
2897 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
2899 * gcc.1: Fix a formatting error.
2901 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2903 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
2904 i786, mn10200, mn10300, pdp11, v850.
2906 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
2908 * libgcc2.c (num_digits): Add prototype with
2909 __attribute__((const)).
2910 (__terminate): Add prototype.
2912 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
2914 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
2916 * alpha/alpha.c (print_operand): Fix type of `code'.
2917 (alpha_output_filename): Constify.
2918 * alpha/alpha.h: Move all function declarations ...
2919 * alpha/alpha-protos.h: ... here. New file.
2920 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
2921 (SECTION_FUNCTION_TEMPLATE): Likewise.
2923 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2925 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
2926 * expr.c (expand_expr): Likewise.
2927 (do_jump): Likewise.
2928 (do_store_flag): Pass ccp_store_flag to can_compare_p.
2929 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
2931 (enum can_compare_purpose): New.
2932 (can_compare_p): Adjust prototype.
2933 (prepare_cmp_insn, prepare_operand): Declare.
2934 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
2935 * optabs.c (cmp_available_p): Deleted.
2936 (expand_abs): Pass ccp_jump to can_compare_p.
2937 (can_compare_p): New arg PURPOSE. Check for combined optabs.
2938 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
2939 Call can_compare_p rather than cmp_available_p.
2940 (prepare_operand): No longer static.
2941 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
2942 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
2943 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
2944 sequence to use emit_cmp_and_jump_insns.
2945 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
2947 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
2949 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
2950 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
2951 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
2952 (plus (reg) (const_int 0))
2953 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
2955 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
2957 * rs6000.c (expand_block_move): DImode loads and stores require
2958 word-aligned displacements. Increment address registers with
2959 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
2961 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
2963 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
2964 is no name for the base type, rather than segfault. If we are
2965 writing out a complex integer type, use DW_ATE_lo_user.
2967 * expr.c (emit_move_insn_1): If we are copying a complex that fits
2968 in one word or less (complex char, complex short, or on 64 bit
2969 systems complex float) to/from a hard register, copy it through
2970 memory instead of dying in gen_{real,imag}part. If we have a
2971 short complex type, prevent inlining since it allocates stack
2974 * tree.c (build_complex_type): If we are writing dwarf2 output,
2975 generate a name for complex integer types.
2977 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2979 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
2980 * flow.c (remove_edge): Remove extra whitespace.
2981 (remove_fake_edges): Fix comment.
2982 (add_noreturn_fake_exit_edges): Use the correct name.
2984 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
2986 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
2987 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
2988 (clean): Depend on INTL_CLEAN.
2989 (maintainer-clean): Adjust.
2991 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2993 * configure.in (AC_PREREQ): Bump to 2.13.
2994 (AC_C_STRINGIZE): Call this instead of using a custom macro.
2996 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
2998 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3000 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3002 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3003 (HAVE_STRINGIZE): Define.
3005 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3007 * c-parse.in: save and restore warn_pointer_arith on __extension__
3008 along with pedantic.
3009 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3010 Set the type of extension to itype rather than $<itype>1 kludge.
3011 * extend.texi (Alternate Keywords): Adjust documentation.
3012 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3014 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3016 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3017 most assembler templates.
3019 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3020 FP loads and stores.
3021 (following_call): Always return zero for the PA8000.
3022 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3023 FP loads and stores.
3024 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3026 * pa.h (BRANCH_COST): Define.
3028 * pa.md (return, return_internal): Use bve for PA2.0.
3030 * pa.md (fused multiply): Add variants which reduce height for the
3031 fused multiply, but which still generate 2 insns.
3032 (fnegabs): Similarly.
3034 * pa.md (subsi3): Turn into an expander. Create two anonymous
3035 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3036 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3038 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3040 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3042 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3043 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3045 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3048 * flow.c (record_active_eh_regions): Terminate loop after finding
3049 the last insn in the last basic block.
3051 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3053 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3055 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3057 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3059 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3061 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3062 splitting to not use output template.
3064 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3066 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3067 * config/c4x/c4x.c (c4x_va_start): New function.
3069 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3071 * genrecog.c (not_both_true): Handle correctly cases when called for
3072 tests with different positions in the insn.
3074 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3076 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3078 * system.h (HOST_PTR_PRINTF): ... to here.
3080 * mips-tfile.c: Don't include machmode.h.
3082 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3083 (mips-tfile.o): Don't depend on machmode.h.
3085 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3087 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3088 avoid conflicts with typedef struct `region' at the top level scope.
3090 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3092 * basic-block.h (basic_block): Add eh_beg, eh_end.
3093 * flow.c (entry_exit_blocks): Update.
3094 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3096 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3097 lists.c functions to allocate insn lists.
3098 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3100 (make_eh_edge): ... here. New.
3101 (move_stray_eh_region_notes): New.
3102 (record_active_eh_regions): New.
3103 (delete_unreachable_blocks): Split out block merging ...
3104 (try_merge_blocks): ... here. New.
3105 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3106 Dump debugging data.
3107 (merge_blocks_move_successor_nojumps): Likewise.
3108 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3110 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3112 * extend.texi (Bound member functions): Document unbound pmf
3115 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3117 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3118 has the EXIT_BLOCK as a dest.
3120 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3122 * flow.c (remove_edge): New function to remove an edge from the
3124 (remove_fake_successors): New function to remove fake successor edges.
3125 (remove_fake_edges): New function to remove all fake edges from the
3127 (add_fake_exit_edges): New function to add fake edges from all blocks
3128 with no successors to the exit block.
3129 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3130 prototypes for new functions.
3132 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3134 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3135 Use Pmode to determine whether to output .dword or .word.
3137 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3139 * tree.c (built_in_filename): New variable.
3140 (BUILT_IN_FILENAME): New macro.
3141 (init_tree_codes): Allocate built_in_filename.
3142 (make_node): Use built_in_filename instead of string constant.
3144 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3146 * configure.in: Add fr30 target.
3147 * configure: Regenerate.
3148 * config/fr30: New directory.
3149 * config/fr30/crti.asm: New file.
3150 * config/fr30/fr30.c: New file.
3151 * config/fr30/crtn.asm: New file.
3152 * config/fr30/fr30.h: New file.
3153 * config/fr30/fr30.md: New file.
3154 * config/fr30/lib1funcs.asm: New file.
3155 * config/fr30/t-fr30: New file.
3156 * config/fr30/xm-fr30.h: New file.
3158 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3160 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3161 BARRIER at the end of the successor, not the BARRIER before
3164 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3166 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3168 * stmt.c (any_pending_cleanups): Don't crash when
3169 current_function->stmt is unset.
3171 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3173 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3174 other initializations that may use it for relative offsets.
3176 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3178 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3179 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3180 * config/i386/sol2dbg.h: Removed.
3181 * config/i386/sol2gas.h: New file, to enable gas work-around.
3182 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3183 Don't use sol2dbg.h.
3184 * configure: Rebuilt.
3186 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3188 * invoke.texi (-fthis-is-variable): Remove documentation.
3190 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3192 * basic-block.h (compute_bb_for_insn): Declare.
3193 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3194 to use; set size of basic_block_for_insn directly.
3195 (find_basic_blocks): Update.
3197 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3199 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3201 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3203 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3204 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3206 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3208 * c-decl.c (c_decode_option): Extend comment.
3210 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3212 * toplev.c (progname): Make 'const char *'
3213 (flag_print_mem): Move out of main.
3214 (version_flag): Move out of main.
3215 (filename): Move out of main.
3216 (debug_args): Remove g prefix from options.
3217 (documented_lang_options): Remove cpplib specific options.
3218 (display_help): Add g prefix to debug options.
3219 (check_lang_option): Delete this function.
3220 (decode_d_option): New function: Decode -d... option.
3221 (decode_f_option): New function: Decode -f... option.
3222 (decode_W_option): New function: Decode -W... option.
3223 (decode_g_option): New function: Decode -g... option.
3224 (independent_decode_option): New function: Decode a language
3225 independent command line option.
3226 (main): Invoke lang_decode_option and then
3227 independent_decode_option on each command line option in
3230 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3232 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3233 * fold-const.c (fold_range_test): Do not try to fold the range
3234 test if the rhs or lhs has side effects.
3236 * basic-block.h (compute_flow_dominators): Declare.
3238 * gcse.c (alloc_code_hoist_mem): New function.
3239 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3240 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3241 (hoist_code, one_code_hoisting_pass): Likewise.
3242 (gcse_main): If optimizing for size, then hoist expressions
3243 computed in multiple dominated basic blocks.
3245 * gcse.c (invalid_nonnull_info): New function.
3246 (delete_null_pointer_checks): Likewise.
3247 * rtl.h (delete_null_pointer_checks): Declare.
3248 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3250 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3251 (merge-blocks_move_successor_nojumps): Likewise.
3252 (merge_blocks): Allow merging of some blocks, even if it requires
3253 physical movement of the blocks, but not if it requires new jumps.
3255 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3256 Callers and prototype changed.
3257 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3259 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3261 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3262 -YP when both -p and -pg are present. From i386/sol2.h.
3264 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3266 * Makefile.in (distclean): Delete tm_p.h.
3267 * configure.in: Create a new file, "tm_p.h", from a list in
3268 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3269 "i386/i386-protos.h".
3271 * alias.c: Include "tm_p.h".
3272 * c-typeck.c: Likewise.
3273 * calls.c: Likewise.
3275 * emit-rtl.c: Likewise.
3276 * explow.c: Likewise.
3277 * expmed.c: Likewise.
3279 * final.c: Likewise.
3281 * fold-const.c: Likewise.
3282 * function.c: Likewise.
3284 * global.c: Likewise.
3285 * haifa-sched.c: Likewise.
3286 * integrate.c: Likewise.
3288 * local-alloc.c: Likewise.
3290 * optabs.c: Likewise.
3291 * recog.c: Likewise.
3292 * reg-stack.c: Likewise.
3293 * regclass.c: Likewise.
3294 * regmove.c: Likewise.
3295 * reload.c: Likewise.
3296 * reload1.c: Likewise.
3297 * reorg.c: Likewise.
3298 * resource.c: Likewise.
3300 * stor-layout.c: Likewise.
3301 * toplev.c: Likewise.
3303 * unroll.c: Likewise.
3304 * genattrtab.c (main): Make generated file include "tm_p.h".
3305 * genemit.c (main): Likewise.
3306 * genoutput.c (main): Likewise.
3307 * genrecog.c (main): Likewise.
3309 * i386.h: Delete all prototypes.
3310 * i386.c: Include "tm_p.h".
3311 (ix86_attr_length_default): Call constant_call_address_operand
3312 with correct number of arguments.
3313 * i386-protos.h: New file.
3314 * i386.md (unnamed patterns): Call constant_call_address_operand
3315 with correct number of arguments.
3316 (exception_receiver): Call load_pic_register with correct number
3319 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3321 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3323 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3325 * rtl.h (insns_safe_to_move_p): New function.
3326 * loop.c (find_and_verify_loops): Use it.
3327 * rtlanal.c (insns_safe_to_move_p): Define it.
3329 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3331 * c-pragma.c: Include ggc.h.
3332 * Makefile.in (c-pragma.o): Update.
3334 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3336 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3337 (LIB_SPEC): Likewise.
3338 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3339 Reindent -YP/-p/-pg.
3340 Copied from config/sparc/sol2.h.
3342 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3344 * c-pragma.c (mark_align_stack): New.
3346 * c-pragma.h (init_pragma): Declare it.
3347 * c-lex.c (init_parse): Call it.
3349 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3351 * configure.in: Pick up thread library on Solaris/x86 just
3352 like on Solaris/sparc.
3353 * configure: Rebuilt.
3355 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3357 * rtl.h (global_rtx_index): New enum.
3358 (global_rtl): Change to array of rtx.
3359 (pc_rtx, cc0_rtx): Redefine accordingly.
3360 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
3361 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
3362 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
3363 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
3364 (const_int_rtx): Change to array of rtx.
3365 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
3367 * emit-rtl.c (global_rtl): Change to array of rtx.
3368 (const_int_rtx): Change to aray of rtx.
3369 (gen_rtx_CONST_INT): Redefine accordingly.
3370 (init_emit_once): Allocate and initialize global_rtl. Likewise
3371 for const_int_rtx. Add both as GC roots.
3372 * genattrtab.c (global_rtl): Update declaration.
3374 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
3376 * Makefile (USER_H): Add iso646.h back.
3378 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
3380 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
3381 zapping the LOG_LINKS of sched_before_next_call.
3383 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
3384 * pa.c (insn_refs_are_delayed): Renamed from
3385 insn_sets_and_refs_are_delayed.
3387 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
3389 * functiion.h (struct function): Add x_whole_function_mode_p.
3390 (retrofit_block): Declare.
3391 * function.c (retrofit_block): New function.
3392 (identify_blocks): Add assertions. Allow an incomplete set of
3393 block notes if we're still generating code for the function.
3394 * integrate.c: Include loop.h.
3395 (expand_inline_function): Call find_loop_tree_blocks to map block
3396 notes to blocks when in whole-function mode. Use retrofit_block
3397 to insert new BLOCKs for the inlined function, rather than
3399 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
3400 * Makefile.in (integrate.o): Depend on loop.h.
3402 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3404 * tree.h (warn_about_unused_variables): Declare.
3405 * stmt.c (warn_about_unused_variables): New function, split out
3407 (expand_end_bindings): Here.
3409 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
3411 * stmt.c (preserve_subexpressions_p): Don't crash when
3412 current_function->stmt is unset.
3414 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
3416 * stmt.c (expand_start_bindings): Allow callers to pass a flag
3417 indicating that no NOTE_INSN_BLOCK_BEG note is required.
3418 (expand_start_target_temps): Use it.
3419 * except.c (expand_eh_region_start_for_decl): Likewise.
3420 * expr.c (expand_expr): Likewise.
3422 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3424 * fold-const.c (operand_equal_p): Pay attention to side effects.
3426 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3428 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
3429 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
3431 * tlink.c (scan_linker_output): Look for keywords before accepting
3432 a mangled name in quotes.
3434 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
3436 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
3437 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
3439 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
3441 * alpha.md: Revert Thu Nov 26 change that came in through the
3442 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
3443 Avoid earlyclobber when possible.
3445 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3447 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
3449 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
3450 Define HAVE_ON_EXIT.
3452 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3454 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
3455 CTYPE_CONV in all ctype macros.
3457 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
3460 * cexp.y (initialize_random_junk): Likewise.
3462 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
3464 * i370.c (handle_pragma): Likewise.
3466 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
3468 * v850.c (override_options): Likewise.
3470 * doprint.c (_doprnt): Likewise.
3472 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
3475 * fixinc/server.c (load_data): Likewise.
3477 * fold-const.c (real_hex_to_f): Likewise.
3479 * genattr.c (write_upcase, gen_attr): Likewise.
3481 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
3482 write_upcase): Likewise.
3484 * genemit.c (print_code): Likewise.
3486 * genopinit.c (gen_insn): Likewise.
3488 * genpeep.c (print_code): Likewise.
3490 * genrecog.c (print_code): Likewise.
3492 * optabs.c (init_libfuncs): Likewise.
3494 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
3496 * haifa-sched.c (sched_analyze): Keep the list of notes organized
3498 (reemit_notes): Likewise.
3500 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
3502 * ggc.h (ggc_root): Move to ggc-common.c.
3504 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
3505 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
3506 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
3507 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
3508 * ggc-common.c (ggc_root): Move from ggc.h.
3509 (roots): Declare, static.
3510 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
3511 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
3512 null or check/set mark bit.
3513 (ggc_mark_roots): New.
3514 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
3516 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
3518 * m32r.c: Include toplev.h.
3519 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
3520 (gen_compare): Rename swap_p to must_swap to match uses.
3521 Add default abort case.
3522 (m32r_output_function_epilogue): Remove unused variables.
3523 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
3524 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
3525 define to empty parameter list. Update all uses.
3526 (predicate decls): Use enum machine_mode not int.
3527 * m32r.md (movsi): Call abort, not fatal_insn.
3528 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
3530 1999-09-14 Andrew Haley <aph@cygnus.com>
3532 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
3533 use $0 instead of 0.
3535 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3537 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
3538 computation out of loop over hard regs.
3540 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
3542 * function.c (identify_blocks): Don't shadow a variable in an
3544 * integrate.c (integrate_decl_tree): Don't use pushlevel,
3545 pushdecl, or poplevel to build up the new BLOCK tree.
3546 (expand_inline_function): Likewise.
3547 (integrate_parm_decls): Likewise.
3549 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
3551 * c-typeck.c (qualify_type): Merge qualifiers from both types.
3553 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
3555 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
3556 * invoke.texi: Document this change.
3558 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
3560 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
3562 (mark_emit_status): Renamed from mark_emit_state.
3563 * except.c (mark_eh_status): Renamed from mark_eh_state.
3564 Check not null before marking.
3565 (free_eh_status): New.
3566 * expr.c (mark_expr_status, free_expr_status): New.
3567 * function.c (free_machine_status): New.
3568 (free_after_parsing): New.
3569 (free_after_compilation): Move bits to free_after_parsing; call
3570 free_eh_status, free_expr_status; zero the marked members of the
3572 (prepare_function_start): No can_garbage_collect.
3573 Call init_eh_for_function.
3574 (expand_dummy_function_end): Free up current_function state.
3575 (mark_function_status): Renamed from mark_function_state.
3576 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
3577 * function.h (struct function): No can_garbage_collect.
3578 (free_machine_status, free_after_parsing): Declare.
3579 (free_eh_status, free_expr_status): Declare.
3580 * ggc.h (mark_expr_status): Declare.
3581 * stmt.c (free_stmt_status): Free the struct.
3582 (mark_stmt_status): Renamed from mark_stmt_state.
3583 (init_stmt): Don't call init_eh.
3584 (init_stmt_for_function): Don't call init_eh_for_function.
3585 * toplev.c (compile_file): Call init_eh.
3586 (rest_of_compilation): Free basic block info before ggc_collect.
3587 Call free_after_parsing; conditionally call free_after_compilation.
3588 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
3589 Check not null before marking.
3590 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
3592 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
3594 * c-lex.c (yylex): Initialize warn.
3596 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
3598 * pa.c (emit_move_sequence): Properly set the mode of the scratch
3599 register when performing secondary reloads for the SAR register.
3601 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
3603 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
3604 (NOTE_BLOCK): New macro.
3605 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
3606 * function.h (identify_blocks): Change prototype.
3607 * function.c (identify_blocks): Simplify.
3608 (reorder_blocks): Likewise.
3609 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
3610 NOTE_INSN_BLOCK_{BEG,END}.
3611 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
3612 the list of saved notes if the note isn't a
3613 NOTE_INSN_BLOCK_{BEG,END}.
3614 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
3616 (reemit_notes): Adjust recreation of notes to reflect new saved
3618 * print-rtl.c (print_rtx): Print the address of the BLOCK when
3619 printing a block note.
3620 * stmt.c (block_vector): Remove.
3621 (find_loop_tree_blocks): Simplify.
3622 (unroll_block_trees): Likewise.
3623 * tree.h (reorder_block): Change prototype.
3625 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
3627 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
3628 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
3629 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
3630 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
3631 (atexit, exit): Simplify.
3632 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
3633 * config/lots: Remove defns of HAVE_ATEXIT.
3635 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
3637 * calls.c (precompute_arguments): Fix typo in comment.
3638 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
3641 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
3643 * dsp16xx.c (override_options): Fix typos in GC root registration.
3645 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
3647 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
3649 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
3650 (FUNCTION_PROFILER): Redefine appropriately for Linux.
3651 (CC1_SPEC): Likewise.
3653 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3655 * genattr.c (main): Add extern prototype. Call return, not exit.
3656 * genattrtab.c (main): Likewise.
3657 * gencheck.c (main): Likewise.
3658 * gencodes.c (main): Likewise.
3659 * genconfig.c (main): Likewise.
3660 * genemit.c (main): Likewise.
3661 * genextract.c (main): Likewise.
3662 * genflags.c (main): Likewise.
3663 * gengenrtl.c (main): Likewise.
3664 * genopinit.c (main): Likewise.
3665 * genoutput.c (main): Likewise.
3666 * genpeep.c (main): Likewise.
3667 * genrecog.c (main): Likewise.
3669 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
3670 * genattrtab.c (get_insn_name): Likewise.
3671 * gencodes.c (get_insn_name): Likewise.
3672 * genconfig.c (get_insn_name): Likewise.
3673 * genemit.c (get_insn_name): Likewise.
3674 * genextract.c (get_insn_name): Likewise.
3675 * genflags.c (get_insn_name): Likewise.
3676 * genopinit.c (get_insn_name): Likewise.
3677 * genpeep.c (get_insn_name): Likewise.
3679 * gencheck.c (usage): Add static prototype.
3680 * genextract.c (print_path): Constify a char*.
3681 * genopinit.c (optabs): Likewise.
3682 * genoutput.c (operand_data, data, output_predicate_decls,
3683 compare_operands): Likewise.
3684 * genrecog.c (write_tree): Add default case in switch.
3686 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3688 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
3690 * print-rtl.c (get_insn_name): Remove prototype.
3692 * toplev.h (progname): Declare const.
3694 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
3695 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
3696 dump_sched_info, dump_local_alloc, regset_release_memory,
3697 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
3698 error_with_file_and_line, error_with_decl, error_for_asm, error,
3699 fatal, warning_with_file_and_line, warning_with_decl, warning,
3700 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
3701 Remove redundant prototypes.
3703 (notice, check_lang_option, report_file_and_line, vnotice,
3704 mark_file_stack): Add static prototype.
3705 (set_fatal_function): Add prototype.
3706 (vnotice, report_file_and_line, set_fatal_function,
3707 check_lang_option): Constify a char*.
3708 (main): Prototype. Call return, not exit.
3710 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3712 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
3714 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
3716 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
3718 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
3720 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3722 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
3723 behave as if it's zero in all cases.
3724 (expand_function_start): Adjust call to assign_parms.
3725 * tree.h (assign_parms): Adjust prototype.
3726 * objc/objc-act.c (hack_method_prototype): Adjust call to
3729 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
3731 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
3732 arg_pointer_rtx fixed if the argument pointer register is
3734 (NONZERO_BASE_PLUS_P): Likewise.
3736 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
3738 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
3739 match_insn2 to match_insn.
3740 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
3742 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
3744 * Makefile.in (USER_H): Remove va-foo.h.
3746 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
3747 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
3748 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
3749 va-spur.h,va-v850.h}: Remove.
3751 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
3753 * sparc/sparc.md (eligible_for_return_delay): New attribute.
3754 (in_return_delay): Use it instead of match_insn.
3756 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3758 * config/alpha/va_list.h (va-alpha.h): Do not include.
3759 (__gnuc_va_list): Typedef as in varargs.h.
3761 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
3763 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
3764 DECL_LIVE_RANGE_RTL.
3766 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
3768 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
3769 not NOTE_BLOCK_NUMBER.
3770 (expand_eh_region_end): Likewise.
3771 (find_exception_handler_labels): Likewise.
3772 (scan_region): Likewise.
3773 (exception_optimize): Likewise.
3774 (update_rethrow_references): Likewise.
3775 (set_insn_eh_region): Likewise.
3776 * final.c (final_scan_insn): Likewise.
3777 * flow.c (make_edges): Likewise.
3778 * integrate.c (expand_inline_function): Likewise.
3779 * print-rtl.c (print_rtx): Likewise.
3781 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
3783 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
3784 terms of builtin functions and types.
3786 * mips.c (mips_build_va_list): New.
3787 (mips_va_start, mips_va_arg): New.
3788 * mips.h (BUILD_VA_LIST_TYPE): New.
3789 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3791 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
3792 (sh_build_va_list, sh_va_start, sh_va_arg): New.
3793 * sh.h (BUILD_VA_LIST_TYPE): New.
3794 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3796 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
3798 * recog.h (struct recog_data): Make dup_num, operand_address_p,
3799 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
3800 (struct insn_data): Likewise with n_operands, n_dups,
3801 n_alternatives, output_format.
3802 * regclass.c (scan_one_insn): Cast n_operands to int before
3803 arithmetic inside comparison.
3805 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
3807 * toplev.c (compile_function): Unconditionally emit nop.
3809 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3811 * haifa-sched.c (actual_hazard): Move declaration of variable
3812 `this_cost' into the scope where it is used.
3814 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3816 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
3817 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
3818 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
3820 * genrecog.c (make_insn_sequence): Call memset, not bzero.
3822 * jump.c (find_insert_position): Don't declare or define unless
3823 !HAVE_conditional_arithmetic.
3824 (returnjump_p_1, delete_prior_computation): Add static prototypes.
3826 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
3828 * recog.c (offsettable_address_p): Prototype function pointer.
3829 (preprocess_constraints): Call memset, not bzero.
3831 * tree.c (tree_node_kind_names): Constify a char*. Make static.
3832 (gcc_obstack_init): Don't declare.
3833 (fix_sizetype): Add static prototype.
3834 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
3835 (tree_cons): Call memset, not bzero.
3837 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
3838 definition in macro ASM_WEAKEN_LABEL.
3839 (mark_const_hash_entry): Add static prototype.
3841 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3843 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
3845 * unroll.c (find_common_reg_term, subtract_reg_term,
3846 loop_find_equiv_value): Add static prototypes.
3847 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
3848 (copy_loop_body): Remove unreachable break statement.
3850 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
3852 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
3854 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3856 Undo some changes from the gcc2 merge:
3857 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
3858 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
3862 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
3863 * emit-rtl.c (gen_lowpart_common): Disable optimization of
3864 initialized float-int union if the value is a NaN.
3866 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
3868 * gthr-win32.h: New file.
3870 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
3871 shared as a valid attribute.
3872 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
3873 * extend.texi: Document `shared' variable attribute.
3875 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
3877 * configure.in: Handle --enable-threads on FreeBSD.
3878 * configure: Rebuit.
3880 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3882 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
3884 * configure: Rebuilt.
3886 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
3887 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
3888 Rosimildo DaSilva <rdasilva@connecttel.com>
3890 * configure.in (m68k-*-rtemscoff*): Added.
3891 * configure.in (mips64orion-*-rtems*): Converted to ELF.
3892 * configure.in (sparc-*-rtemsaout*): Added as alias for old
3893 sparc-rtems configuration.
3894 * configure.in (sparc-*-rtemself*): Added.
3895 * configure.in (sparc-*-rtems*): Now ELF not a.out.
3896 * config/i386/rtems.h: Added comment.
3897 * config/sparc/rtemself.h: New file.
3899 * configure.in (m68k-rtemself): Added.
3900 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
3901 and DWARF_DEBUGGING_INFO.
3902 * config/m68k/crti.s: New file.
3903 * config/m68k/crtn.s: New file.
3904 * config/m68k/t-crtstuff: New file.
3905 * config/m68k/rtemself.h: New file.
3907 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
3908 global ctor/dtor and C++ exception handling.
3909 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
3910 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
3912 * config/i386/t-rtems-i386: New File.
3914 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
3916 * stmt.c (expand_end_case): Return right away if the case stack is
3919 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
3921 * Makefile.in (version.c): Remove rule incorrectly brought in from
3924 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
3926 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
3927 * msdos/top.sed: Take into account a prepended $(SHELL) to
3929 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
3931 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
3933 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3935 * regmove.c (fixup_match_1): Don't change an unchanging register.
3936 (stable_but_for_p): Renamed to:
3937 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
3938 Changed all callers.
3940 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
3942 * loop.c (strength_reduce): Don't call reg_used_between_p if the
3943 insn from BL2 is after the insn from BL.
3945 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
3947 * recog.h (INSN_OUTPUT_FORMAT_*): New.
3948 (struct insn_data): Merge `template' and `outfun' into `output'.
3949 Add `output_format'.
3950 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
3951 (struct data): Remove `outfun'; add `output_format'.
3952 (name_for_index): Remove declaration.
3953 (output_insn_data): Handle output formats.
3954 (process_template): Emit the bare array for @.
3955 (gen_expand, gen_split): Set output_format to NONE.
3956 * output.h (get_insn_template): Declare.
3957 * final.c (get_insn_template): New.
3958 (final_scan_insn): Use it.
3959 * toplev.c (compile_file): Likewise.
3961 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3962 * i860/i860.c (output_delayed_branch): Likewise.
3963 (output_delay_insn): Likewise.
3965 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3967 * rtl.c (obstack_alloc_rtx): Removed.
3969 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
3971 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
3973 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3975 * i386.c (call_insn_operand): Reject const_int.
3976 (expander_call_insn_operand): Use call_insn_operand.
3978 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3980 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
3982 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
3984 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
3985 Use DImode operation.
3987 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
3989 * gcc.c: Include sys/resource.h.
3990 (report_times): New flag.
3991 (execute): If report_times is set, calculate and report the
3992 CPU time consumed by each subprocess.
3994 (rus, prus): New globals.
3995 (option_map): Add --time.
3996 (display_help): Document -time.
3997 (process_command): Set report_times if -time is given.
3998 Turn off -pipe if -time is given.
4000 * invoke.texi: Document new option -time.
4002 * configure.in: Check for getrusage. Check if we have to
4003 prototype getrusage.
4004 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4005 * configure: Regenerate.
4006 * config.in: Regenerate.
4008 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4010 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4013 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4015 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4016 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4017 (nan): Return _thenan_sf or _thenan_df as appropriate.
4018 (L_thenan_sf): Define _thenan_sf.
4019 (L_thenan_df): Define _thenan_df.
4021 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4022 (DPBIT_FUNCS): Add _thenan_df.
4024 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4026 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4029 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4031 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4034 (lang_specific_driver): Don't take a function pointer parameter.
4035 All callers changed.
4037 * gcc.c: Include gcc.h.
4038 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4039 lang_specific_extra_outfiles, fatal): Don't declare.
4040 (multilib_defaults_raw): Constify.
4041 (read_specs): Call memset, rather than bzero.
4042 (main): Call return, not exit.
4043 (lookup_compiler): Call memcpy, not bcopy.
4044 (fatal): Make extern.
4046 * cppspec.c: Include gcc.h.
4047 (lang_specific_driver): Initialize variable `quote'. Constify a
4048 char*. All calls to the function pointer parameter now
4049 explicitly call `fatal'.
4051 * gccspec.c (lang_specific_driver): Include gcc.h.
4053 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4055 * arm.c (note_invalid_constants): Use recog_data.operand_type
4058 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4060 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4063 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4064 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4065 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4066 reload_secondary_in_reload, reload_secondary_out_reload,
4067 reload_secondary_in_icode, reload_secondary_out_icode,
4068 reload_reg_rtx, reload_when_needed): Delete declarations.
4069 (struct reload): New structure.
4070 (rld): Declare new array.
4071 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4072 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4073 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4074 reload_secondary_in_reload, reload_secondary_out_reload,
4075 reload_secondary_in_icode, reload_secondary_out_icode,
4076 reload_reg_rtx, reload_when_needed): Delete definitions.
4078 (whole file): Replace uses of the deleted arrays with uses of rld.
4079 * reload1.c (whole file): Replace uses of the deleted arrays with
4081 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4082 explicit loops, not with bcopy.
4084 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4086 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4087 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4088 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4089 insn_name): Delete and consolidate into new structures.
4090 (insn_operand_predicate_fn): New.
4091 (insn_output_fn): New.
4093 (struct insn_operand_data): New.
4094 (struct insn_data): New.
4096 (OUT_FCN): Update for insn_data change.
4097 * builtins.c (expand_builtin_strlen): Likewise.
4098 (expand_builtin_memcmp): Likewise.
4099 * combine.c (make_extraction, simplify_comparison): Likewise.
4100 * cse.c (canon_reg, cse_insn): Likewise.
4101 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4102 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4103 (emit_store_flag): Likewise.
4104 * expr.c (convert_move, emit_block_move): Likewise.
4105 (clear_storage, emit_push_insn, expand_increment): Likewise.
4106 (do_store_flag): Likewise.
4107 * expr.h (GEN_FCN): Likewise.
4108 (insn_gen_function): Die.
4109 * final.c (final_scan_insn): Update for insn_data change.
4110 (output_asm_name): Likewise.
4111 * function.c (fixup_var_refs_1): Likewise.
4112 * loop.c (check_dbra_loop): Likewise.
4113 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4114 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4115 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4116 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4117 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4118 * regmove.c (gen_add3_insn): Likewise.
4119 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4120 (find_reloads, find_reloads_address_1): Likewise.
4121 (debug_reload_to_stream): Likewise.
4122 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4123 * stmt.c (expand_end_case): Likewise.
4124 * toplev.c (compile_file): Likewise.
4126 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4127 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4129 * print-rtl.c (insn_name_ptr): Remove declaration.
4130 (get_insn_name): Declare.
4131 (print_rtx): Use it.
4132 * genoutput.c (insn_name_ptr): Remove.
4133 (next_operand_number): New.
4134 (struct operand_data): New.
4135 (null_operand, odata, odata_end): New.
4136 (struct data): Use struct operand_data.
4137 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4138 (get_insn_name): Renamed from name_for_index.
4139 (output_prologue): Define NO_MD_PROTOTYPES.
4140 (output_predicate_decls): Break out from output_epilogue.
4141 Iterate over the operands list.
4142 (output_operand_data): Break out from output_epilogue. Emit
4143 just the operands list.
4144 (output_insn_data): Break out from output_epilogue. Emit just
4146 (output_epilogue): Remove.
4147 (output_get_insn_name): New.
4148 (constraints, op_n_alternatives, predicates, address_p): Die.
4149 (modes, strict_low, seen): Die.
4150 (scan_operands): Take new param `d' instead of writing to
4151 seven global variables.
4152 (compare_operands): New.
4153 (place_operands): New.
4154 (validate_insn_alternatives): Update for struct data change.
4155 (gen_insn): Don't zero or copy 7 global arrays. Update for
4156 scan_operands; call place_operands.
4157 (gen_peephole, gen_expand, gen_split): Likewise.
4158 (main): Update for new output routines.
4160 * genattr.c (insn_name_ptr): Remove.
4161 (get_insn_name): New function.
4162 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4163 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4164 * genrecog.c: Likewise.
4166 * alpha.md (adddi3): Make `pattern' array static.
4168 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4170 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4171 c4x_cpu_version_string): Constify char *.
4172 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4173 c4x_cpu_version_string): Likewise.
4175 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4177 * tree.c (save_tree_status): Revert 10 Sep change.
4178 (restore_tree_status): Likewise. Call obstack_free with NULL
4179 before freeing the obstack proper.
4181 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4183 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4185 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4186 surrounding context.
4188 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4190 * tree.c (type_hash_canon): Put all types in the hash-table, when
4193 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4195 * recog.h (struct recog_data, recog_data): New.
4196 (recog_foo variables): Kill.
4197 * recog.c (recog_operand, recog_operand_loc): Kill.
4198 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4199 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4200 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4201 (recog_data): Define.
4202 (extract_insn): Update all recog_foo references to use recog_data.
4203 (preprocess_constraints, constrain_operands): Likewise.
4204 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4205 * genattrtab.c (main): Likewise.
4206 * genextract.c (main): Likewise.
4207 * genoutput.c: Likewise.
4208 * genrecog.c (write_subroutine, main): Likewise.
4209 * local-alloc.c (block_alloc): Likewise.
4210 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4211 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4212 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4213 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4214 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4215 (reload_cse_simplify_operands): Likewise.
4217 * arc/arc.c (arc_final_prescan_insn): Likewise.
4218 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4219 * h8300/h8300.c (notice_update_cc): Likewise.
4220 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4221 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4222 * mn10200/mn10200.c (notice_update_cc): Likewise.
4223 * mn10300/mn10300.c (notice_update_cc): Likewise.
4224 * romp/romp.c (update_cc): Likewise.
4225 * sparc/sparc.c (check_pic): Likewise.
4226 * v850/v850.c (notice_update_cc): Likewise.
4228 * genemit.c (main): Don't declare recog_operand.
4230 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4232 * ggc.h (rtvec_def): Forward declare.
4233 (tree_node): Likewise.
4236 (ggc_set_mark_rtx): Add prototype.
4237 (ggc_set_mark_rtvec): Likewise.
4238 (ggc_set_mark_tree): Likewise.
4239 * ggc-simple.c (ggc_root): Don't define.
4240 (roots): Don't declare.
4241 (ggc_mark_rtx): Remove.
4242 (ggc_mark_rtvec): Likewise.
4243 (ggc_mark_tree): Likewise.
4244 (ggc_mark_varray): Likewise.
4245 (ggc_mark_tree_hash_table_entry): Likewise.
4246 (ggc_mark_tree_hash_table): Likewise.
4247 (ggc_set_mart_rtx): New function.
4248 (ggc_set_mark_rtvec): Likewise.
4249 (ggc_set_mark_tree): Likewise.
4250 (ggc_add_root): Remove.
4251 (ggc_add_rtx_root): Likewise.
4252 (ggc_remove_tree_root): Likewise.
4253 (ggc_add_string_root): Likewise.
4254 (ggc_add_tree_varray_root): Likewise.
4255 (ggc_add_tree_hash_table_root): Likewise.
4256 (ggc_del_root): Likewise.
4257 (ggc_mark_rtx_ptr): Likewise.
4258 (ggc_mark_tree_ptr): Likewise.
4259 (ggc_mark_string_ptr): Likewise.
4260 (ggc_mark_tree_varray_ptr): Likewise.
4261 (ggc_mark_tree_hash_table_ptr): Likewise.
4262 * ggc-common.c: New file.
4263 * Makefile.in (OBJS): Add ggc-common.o.
4264 (ggc-common.o): List dependencies.
4266 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4268 * cppalloc.c (xstrdup): Use memcpy.
4269 * cpperror.c (cpp_print_containing_files): Don't use
4271 * cpplib.c (conditional_skip): Set temp->lineno.
4272 (do_endif): Make error message less obscure.
4273 (if_directive_name): New function.
4274 (cpp_get_token [case EOF]): Unwind the if stack and generate
4275 error messages for each unterminated conditional in this file.
4276 (parse_string): Do not behave differently if -traditional.
4278 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4280 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4281 va_list decomposing to pointer-type.
4282 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4283 (rs6000_va_arg): Likewise.
4285 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4287 * except.c (start_dynamic_handler): Compute size using
4288 STACK_SAVEAREA_MODE.
4290 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4292 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4293 include directory headers. Don't define strrchr. Don't provide
4294 my_* replacement functions. Prefer PTR over `pointer_type'.
4295 Don't prototype system functions. Don't redefine getopt.
4297 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4298 safe_read, safe_write, save_pointers, restore_pointers,
4299 is_id_char, in_system_include_dir, directory_specified_p,
4300 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4301 find_corresponding_lparen, referenced_file_is_newer,
4302 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4303 process_aux_info_file, identify_lineno, check_source,
4304 seek_to_line, forward_to_next_token_char, output_bytes,
4305 output_string, output_up_to, other_variable_style_function,
4306 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4307 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4308 find_static_definition, connect_defs_and_decs, add_local_decl,
4309 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4310 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4311 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4312 scan_for_missed_items, edit_file, string_list_cons): Add static
4314 (standard_exec_prefix, target_machine, target_version,
4315 default_syscalls_dir, string_list, string_list_cons, find_file,
4316 do_cleaning): Constify a char*.
4317 (safe_read, safe_write): Use PTR, not a char*.
4318 (is_id_char): Take an int, not a char.
4319 (main): Add prototype. Call return, not exit.
4321 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4323 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4324 when comparing types.
4326 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4328 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4329 (strength_reduce): Release the varrays from the no-bivs early exit.
4331 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4332 the loop over the registers.
4334 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4336 (restore_tree_status): Check that instead when freeing the obstack.
4338 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4340 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4343 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4345 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4346 operand size modifiers.
4348 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4350 * c-common.c (c_common_nodes_and_builtins): Don't build
4352 * c-common.h (enum c_tree_index and related accesor macros): Remove
4353 everything now declared in tree.h.
4354 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4355 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
4356 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
4357 (error_mark_node, void_type_node, char_type_node, integer_type_node,
4358 unsigned_type_node, ptr_type_node, va_list_type_node,
4359 integer_zero_node, null_pointer_node, integer_one_node): Delete.
4360 (init_decl_processing): Call build_common_tree_nodes and
4361 build_common_tree_nodes_2 instead of building their nodes here.
4362 Don't add roots for these nodes.
4363 * stor-layout.c (size_zero_node, size_one_node): Delete.
4364 (set_sizetype): Make a new node for bitsizetype each time.
4365 * tree.c (global_trees): New variable.
4366 (init_obstacks): Add a gc root for it.
4367 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4368 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
4369 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
4370 (build_common_tree_nodes): New function.
4371 (fix_sizetype): New function.
4372 (build_common_tree_nodes_2): New function.
4373 * tree.h (enum tree_index): New.
4374 (global_trees): Declare.
4375 Add accessor macros for all nodes now moved to global_trees.
4376 Delete their declarations.
4378 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
4380 * c-decl.c (finish_function): When processing a nested function,
4381 push and pop GC context around rest_of_compilation.
4383 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
4385 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
4386 Default ix86_arch to PROCESSOR_I386.
4387 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
4388 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
4389 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
4390 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
4391 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
4392 (EXTRA_SPECS): Remove deleted specs.
4394 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
4396 * function.c (assign_stack_local_1): Allocate from
4397 function->x_frame_offset, not frame_offset.
4399 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
4401 * ggc.h (lang_cleanup_tree): Remove.
4402 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
4403 * ggc-callbacks.c (lang_cleanup_tree): Remove.
4405 * c-decl.c (finish_struct): Use ggc_alloc to allocate
4406 TYPE_LANG_SPECIFIC when garbage collecting.
4407 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
4408 (lang_cleanup_tree): Remove.
4410 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4412 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
4413 * crtstuff.c: Not here.
4414 * dwarf2out.c: Or here.
4415 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
4418 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
4420 * function.h (free_after_compilation): Remove decl parameter.
4421 (free_varasm_status0: Likewise.
4422 (free_emit_status): Likewise.
4423 (free_stmt_status): Likewise.
4424 (free_after_compilation): Likewise.
4425 (init_lang_status): New variable.
4426 (free_lang_status): Likewise.
4427 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
4428 * function.c (init_lang_status): New variable.
4429 (free_lang_status): Likewise.
4430 (push_function_context_to): Don't set function::decl here.
4431 (free_after_copmilation): Make decl parameter implicit. Call
4432 free_lang_status if defined.
4433 (prepare_function_start): Call init_lang_status if defined.
4434 (init_function_start): Set function::decl here.
4435 * profile.c (output_func_start_profiler): Don't call pushdecl
4436 until we've actually started the function.
4437 * stmt.c (free_stmt_status): Make decl parameter implicit.
4438 * toplev.c (rest_of_compilation): Don't pass decl to
4439 free_after_compilation.
4440 * varasm.c (free_varasm_status): Likewise.
4442 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4444 * except.c (call_get_eh_context): Add root when allocating static
4447 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
4449 * arm.c: Include "ggc.h".
4450 (arm_add_gc_roots): New function.
4451 (arm_override_options): Call it.
4452 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
4454 * arm.md (define_asm_attributes): Add a pool_range attribute.
4456 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
4458 * extend.texi (Volatiles): New node.
4460 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
4462 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
4463 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
4464 (struct ggc_any): Replace `mark' with `magic_mark'.
4465 (ggc_alloc_string): Use memcpy, not bcopy.
4466 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
4467 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
4468 (ggc_free_any): New.
4469 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
4470 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
4471 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
4472 Use IS_MARKED. Use ggc_free_any.
4474 1999-09-09 Scott Bambrough <scottb@netwinder.org>
4476 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
4478 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
4480 * toplev.c (main): Always init_ggc.
4482 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
4484 * except.c (find_all_handler_type_matches): Free the list if
4485 we found no matches.
4487 * combine.c (SUBST): Break out to a real function do_SUBST.
4488 (SUBST_INT): Likewise.
4489 * gcse.c (free_pre_mem): Free `temp_bitmap'.
4490 (pre_insert): Free `inserted'.
4491 * loop.c (basic_induction_var): Always set `location'.
4493 * function.c (expand_function_end): Add initial_trampoline as a root.
4494 * rtl.h (init_varasm_once): Declare.
4495 * toplev.c (compile_file): Call it.
4496 * ggc-simple.c (ggc_mark_string_ptr): New.
4497 (ggc_add_string_root): New.
4498 (ggc_collect): Disable collection avoidance temporarily.
4499 * ggc.h (ggc_add_string_root): Declare.
4500 * except.c (create_rethrow_ref): Use ggc_alloc_string.
4501 * optabs.c (init_libfuncs): Likewise.
4502 * varasm.c (named_section): Use ggc_alloc_string.
4503 (make_function_rtl): Likewise.
4504 (make_decl_rtl): Likewise.
4505 (assemble_static_space): Likewise.
4506 (assemble_trampoline_template): Likewise.
4507 (output_constant_def): Likewise.
4508 (force_const_mem): Likewise.
4509 (mark_const_hash_entry): New.
4510 (mark_pool_sym_hash_table): New.
4511 (mark_varasm_state): Use it.
4512 (init_varasm_once): New.
4514 * expr.h (init_one_libfunc): Declare.
4515 * optabs.c (init_one_libfunc): New.
4516 (init_optabs): Use it.
4517 * config/gofast.h: Likewise.
4518 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
4519 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
4521 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4523 * Makefile.in (cppexp.o): Depend on cpphash.h.
4524 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
4526 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
4527 * cpplib.c (do_define): Generalise to handle poisoned definitions,
4528 redefining poisoned identifiers, etc.
4529 (do_undef): Don't allow poisoned identifiers to be undefined.
4530 (do_pragma): Add #pragma poison.
4531 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4533 * cccp.c: Add T_POISON node type.
4534 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
4536 (do_define): Generalise to handle poisoned definitions,
4537 redefining poisoned identifiers, etc.
4538 (do_undef): Don't allow poisoned identifiers to be undefined.
4539 (do_pragma): Add #pragma poison.
4540 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4542 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
4543 * c-pragma.h: Add ps_poison state. We now always have generic
4546 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
4548 * ggc.h (ggc_alloc): New function.
4549 (ggc_mark): Likewise.
4550 * ggc-simple.c (ggc_any): New structure.
4551 (ggc_status): Add anys.
4552 (n_anys_collected): New variable.
4553 (ggc_alloc): Define.
4554 (ggc_mark): Likewise.
4555 (ggc_collect): Collect the anys.
4557 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4559 * c-decl.c (mark_binding_level): Make static to match prototype.
4561 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
4563 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
4565 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
4567 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
4568 will use into account. Expand the max width to 5.
4571 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
4573 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
4576 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
4578 * alpha.md (call value patterns): Remove the result predicates.
4580 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
4582 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
4585 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4587 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
4588 changed from extern char *, to extern PTR. Also fix typo in
4589 NEED_DECLARATION_REALLOC test.
4591 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
4593 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4595 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
4596 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
4597 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
4598 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
4600 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
4602 * cccp.c (pcfinclude): Likewise.
4604 * global.c (allocno_compare): Likewise.
4606 * haifa-sched.c (rank_for_schedule): Likewise.
4608 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
4610 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
4612 * stupid.c (stupid_reg_compare): Likewise.
4614 * tree.c (_obstack_allocated_p): Likewise.
4616 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
4618 1999-09-08 Bruce Korb autogen@linuxbox.com
4620 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
4621 why "gperf -F" fails.
4622 * gcc/cp/Makefile.in: ditto
4623 * gcc/Makefile.in: ditto
4624 * gcc/java/Makefile.in: ditto
4626 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
4628 * lists.c: Include ggc.h.
4630 (init_EXPR_INSN_LIST_cache): Install it.
4632 * ggc-simple.c (init_ggc): Absorb the old init.
4633 (ggc_push_context): Use xcalloc.
4634 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
4635 (ggc_collect): Add [rvts] tags to the collection stats.
4637 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
4639 * cccp.c (main): Fix handling of -include and -imacros options.
4641 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
4643 * cpplib.c (cpp_push_buffer): Fix order of arguments.
4645 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4647 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
4650 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4652 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
4653 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
4654 and SET_DEST. Update comment.
4656 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4658 * config/c4x/c4x.c: Include ggc.h.
4659 (c4x_add_gc_roots): New function.
4660 (c4x_override_options): Call c4x_add_gc_roots.
4662 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
4664 * defaults.h (TARGET_ESC): Move ...
4665 * system.h: ... here, where Linas had it in the first place. Silly me.
4667 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
4669 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
4670 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
4671 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
4672 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
4673 * defaults.h (TARGET_ESC): Add default.
4675 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
4677 * configure.in: add i370-*-openedition, i370-*-mvs and
4678 i370-*-linux targets
4680 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
4682 * dsp16xxx.c: Include ggc.h
4683 (override_options): Mark GC roots.
4684 * mn10200.c: Include ggc.h.
4685 (asm_file_start): Mark GC roots.
4686 * tahoe.c: Include ggc.h.
4687 (extensible_operand): Mark GC roots.
4689 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
4691 * README: Add section discussing status of ELF ABI.
4692 * i370.c: Fix misc spelling mistakes.
4693 (i370_label_scan): Updated notes, exception handling.
4694 (i370_function_prolog): Simplify ELF stack handling.
4695 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
4696 (STACK_GROWS_DOWNWARD): ELF stack grows down.
4697 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
4698 * i370.md: (movdi): Add notes.
4699 (floatsidf2): Use stack not rtca for scratch float area.
4700 (iorsi3): Correct operand constraints.
4701 * x-oe: Restore TAROUTOPTS which are used by pax.
4703 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
4705 * rs6000.c: Include ggc.h.
4706 (rs6000_add_gc_roots): New function.
4707 (override_options): Call it.
4709 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
4711 * alpha.h (alpha_compare): New.
4712 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
4713 * alpha.c: Likewise for the definitions.
4714 (alpha_emit_conditional_branch): Update for alpha_compare.
4715 (alpha_emit_conditional_move): Likewise.
4716 * alpha.md (cmpdf, cmpdi): Likewise.
4717 (setcc patterns): Likewise. Zero alpha_compare after use.
4718 (sne): Optimize (x != 0) into (0U < x).
4720 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
4722 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
4723 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
4724 (INIT_EXPANDERS): Remove.
4725 * alpha.c: Include ggc.h.
4726 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
4727 (alpha_init_machine_status, alpha_mark_machine_status): New.
4728 (override_options): Install them.
4729 (struct machine_function): Moved to alpha.h.
4730 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
4731 (alpha_init_expanders): Remove.
4732 (alpha_return_addr): Adjust to use current_function->machine.
4733 (alpha_ra_ever_killed): Likewise.
4734 (alpha_expand_epilogue): Likewise.
4735 * alpha.md (eh_epilogue): Likewise.
4737 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
4738 Melissa O'Neill <oneill@cs.sfu.ca>
4739 Geoffrey Keating <geoffk@cygnus.com>
4741 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
4742 call-used registers (call-saved registers must still be contiguous
4743 and end with r31, of course).
4745 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
4747 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
4748 (self_promoting_type_p): Delete.
4749 (self_promoting_args_p): Move ...
4750 * c-common.c: ... here.
4751 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
4752 (simple_type_promotes_to): New.
4753 * builtins.c (lang_type_promotes_to): New.
4754 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
4755 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
4756 * c-common.h: ... here.
4757 (self_promoting_args_p, simple_type_promotes_to): Declare.
4758 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
4759 (grokdeclarator): Likewise.
4760 * tree.h (lang_type_promotes_to): Declare.
4762 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
4764 Add some machine-dependent GC roots.
4765 * sparc.c: Include ggc.h.
4766 (sparc_add_gc_roots): New function.
4767 (mark_ultrasparc_pipeline_state): Likewise.
4768 (override_options): Call sparc_add_gc_roots.
4769 * pa.c: Include ggc.h.
4770 (pa_add_gc_roots): New function.
4771 (mark_deferred_plabels): Likewise.
4772 (override_options): Call pa_add_gc_roots.
4773 * mips.c: Include ggc.h.
4774 (mips_add_gc_roots): New function.
4775 (override_options): Use it.
4777 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4779 * cpperror.c (cpp_file_line_for_message): Constify a char*.
4781 * cppexp.c (parse_number, parse_charconst, cpp_lex,
4782 cpp_parse_expr): Add static prototypes.
4783 (parse_charconst): Don't cast away const-ness.
4784 (token): Constify a char*.
4786 * cppfiles.c (file_name_list, include_hash, find_include_file,
4787 finclude, initialize_input_buffer): Constify a char*.
4788 (file_cleanup, find_position): Add static prototypes.
4790 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
4791 collect_expansion): Add static prototypes.
4792 (cpp_install, create_definition, monthnames): Constify a char*.
4794 * cpphash.h (cpp_install): Likewise.
4796 * cppinit.c (known_suffixes, default_include,
4797 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
4798 (base_name, dump_special_to_buffer, initialize_dependency_output):
4799 Add static prototypes.
4801 * cpplib.c (my_strerror): Constify a char*.
4802 (null_underflow, null_cleanup, skip_comment, copy_comment,
4803 copy_rest_of_line, handle_directive, pass_thru_directive,
4804 get_directive_token, read_line_number, cpp_print_file_and_line,
4805 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
4806 v_cpp_warning_with_line, detect_if_not_defined,
4807 consider_directive_while_skipping): Add static prototypes.
4808 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
4809 cpp_pedwarn_with_file_and_line): Constify a char*.
4811 * cpplib.h (cpp_options, include_hash, progname, definition,
4812 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
4813 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
4814 find_include_file, deps_output, include_hash): Constify a char*.
4816 * cppmain.c (progname): Constify.
4817 (main): Add prototype. Use return, not exit.
4819 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
4820 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
4821 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
4822 check_protection): Add static prototype.
4824 (progname, recognized_macrom, recognized_extern): Constify a char*.
4825 (main): Add prototype.
4827 * gen-protos.c (progname): Constify a char*.
4829 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
4831 * emit-rtl.c (free_emit_status): Take decl as a parameter.
4832 (init_emit_once): Add more GC roots.
4833 * except.c (mark_func_eh_entry): New function.
4834 (mark_eh_node): Mark false_label and rethrow_label.
4835 (init_eh): Add more GC roots.
4836 * function.c (free_after_compilation): Take decl as a paramter.
4837 Call free_stmt_status.
4838 (mark_function_state): Don't assume x_parm_reg_stack_loc is
4840 * function.h (free_after_compilation): Change prototype.
4841 (free_varasm_status): Likewise.
4842 (free_emit_status): Likewise.
4843 (free_stmt_status): New function.
4844 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
4845 Remove, replacing with ...
4846 (ggc_status): New structure.
4847 (ggc_chain): New variable.
4849 (ggc_push_context): New function.
4850 (ggc_pop_context): Likewise.
4851 (ggc_alloc_rtx): Adjust for use of ggc_chain.
4852 (ggc_alloc_rtvec): Likewise.
4853 (ggc_alloc_tree): Likewise.
4854 (ggc_alloc_string): Likewise.
4855 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
4856 (ggc_mark_tree): Give language-dependent code a chance to mark
4858 (ggc_mark_tree_varray): Handle empty arrays.
4859 (ggc_collect): Adjust for use of ggc_chain. Clear
4860 bytes_alloced_since_last_gc.
4861 * ggc.h (ggc_pop_context): New function.
4862 (ggc_push_context): Likewise.
4863 * print-tree.c (print_node): Don't print obstacks when GC'ing.
4864 * stmt.c (free_stmt_status): New function.
4865 (init_stmt_for_function): Clear last_expr_value.
4866 * toplev.c (rest_of_compilation): Always call free_after_compilation.
4867 Conditionalize call to ggc_collect.
4868 (main): Call init_ggc.
4869 * tree.c (push_obstacks): Do the push, even when GC'ing.
4870 (push_obstacks_nochange): Likewise.
4871 (pop_obstacks): Liekwise.
4872 * varasm.c (free_varasm_status): Take decl as a parameter.
4874 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
4876 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
4877 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
4878 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
4879 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
4881 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
4883 * pa/x-pa-mpeix: New file for the MPE port.
4885 * pa/quadlib.asm: New file for long double support.
4887 * configure.in: Add hppa1.0-*-mpeix for MPE port.
4888 * configure: Rebuilt.
4890 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
4892 * final.c (shorten_branches): Fix last change.
4894 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
4896 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
4898 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
4900 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
4903 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4905 * c-aux-info.c (concat): Don't define.
4907 * cccp.c (my_strerror): Likewise. All callers changed to use
4909 (do_include): Call xstrdup, not xmalloc/strcpy.
4910 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
4911 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
4913 * collect2.c (my_strsignal): Likewise. All callers changed to use
4915 (locatelib): Call xstrdup, not xmalloc/strcpy.
4917 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
4919 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
4921 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
4923 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
4925 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
4927 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
4929 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
4931 (find_all_handler_type_matches): Likewise. Don't check return
4933 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
4934 xmalloc, not malloc.
4935 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
4937 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
4938 (init_spec): Call xcalloc, not xmalloc/bzero.
4939 (set_spec): Call xstrdup, not save_string.
4940 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
4941 (find_a_file): Call xstrdup, not xmalloc/strcpy.
4942 (process_command): Call xstrdup, not save_string.
4943 (main): Call xcalloc, not xmalloc/bzero.
4945 * gcov.c (xmalloc): Don't define.
4946 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
4947 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
4948 (output_data): Call xcalloc, not xmalloc/bzero.
4950 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
4952 * mips-tdump.c (xmalloc): Don't define.
4953 (print_symbol): Call xmalloc, not malloc.
4954 (read_tfile): Call xcalloc, not calloc.
4956 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
4957 Don't define. All callers of xfree/my_strsignal changed to use
4958 free/strsignal instead.
4959 (allocate_cluster): Call xcalloc, not calloc.
4961 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
4962 Fix memory leak, free allocated memory.
4964 * prefix.c (translate_name): Call xstrdup, not save_string.
4965 (update_path): Likewise.
4967 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
4969 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
4970 Don't define. Callers of xfree/savestring2 changed to use
4971 free/concat instead.
4973 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
4974 (init_elim_table): Likewise.
4976 * resource.c (init_resource_info): Likewise.
4978 * stupid.c (stupid_life_analysis): Likewise.
4980 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
4981 (open_dump_file): Call concat, not xmalloc/strcpy/...
4982 (clean_dump_file): Likewise.
4983 (compile_file): Call xstrdup, not xmalloc/strcpy.
4985 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
4987 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
4988 * v850.c (v850_va_arg): New.
4990 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4992 * haifa-sched.c: Tidy comments.
4994 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4996 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
4997 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
4998 $(out_object_file)): Depend on ggc.h.
4999 * c-common.c: Include "ggc.h".
5000 (combine_strings): If doing GC, use ggc_alloc_string.
5001 * c-decl.c: Include "ggc.h".
5002 (ggc_p): Define with value 0.
5003 (mark_binding_level): New function.
5004 (init_decl_processing): Add GC roots.
5005 (mark_c_function_context): New function.
5006 (lang_mark_false_label_stack): New function.
5007 (lang_mark_tree): New function.
5008 (lang_cleanup_tree): New function.
5009 * c-lang.c: Include "ggc.h".
5010 (lang_init): Call c_parse_init.
5011 * c-lex.c: Include "ggc.h".
5012 (check_linenum): If doing GC, don't copy filenames to permanent
5014 * c-parse.in: Include "ggc.h".
5015 (c_parse_init): New function.
5016 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5017 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5019 * except.c (mark_eh_state): Mark more state.
5020 * function.c (mark_function_state): Likewise.
5021 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5022 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5023 * toplev.c (mark_file_stack): New function.
5024 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5025 (main): Add root for input_file_stack.
5027 * i386.c: Include "ggc.h".
5028 (ix86_mark_machine_status): New function.
5029 (override_options): Set mark_machine_status.
5031 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5033 * tree.c (copy_node): Copy node contents also if doing GC.
5035 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5037 * collect2.c (scan_libraries): Fix double-thinko :-).
5039 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5041 * collect2.c (scan_libraries): Fix thinko.
5043 * cse.c (delete_trivially_dead_insns): Do not skip the last
5044 insn if it is a real insn.
5046 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5048 * Makefile.in (ggc-simple.o): Depend on hash.h.
5049 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5050 (ggc_mark_tree_varray): Likewise.
5051 (ggc_mark_tree_hash_table): Likewise.
5052 * ggc-simple.c: Include hash.h.
5053 (ggc_mark_tree_hash_table_ptr): New function.
5054 (ggc_mark_tree_hash_table_entry): Likewise.
5055 (ggc_mark_tree_hash_table): Likewise.
5056 (ggc_add_tree_hash_table_root): Likewise.
5057 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5058 rtx, when defining fields.
5060 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5062 * profile.c (output_func_start_profiler): Remove apparently
5063 nonsensical call to start_sequence.
5065 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5067 * clipper/clipper.c (clipper_va_start): Fix typos.
5069 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5070 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5071 (spur_va_arg): New stub.
5073 * configure.in: Comment out pyramid.
5075 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5077 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5078 don't conflict with the bits that win32, cygwin, and dgux
5081 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5082 Bernd Schmidt <bernds@cygnus.co.uk>
5084 * integrate.c (function_cannot_inline_p): Do not inline
5085 functions with forced labels.
5087 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5088 Bernd Schmidt <bernds@cygnus.co.uk>
5089 Mark Mitchell <mark@codesourcery.com>
5091 * Makefile.in (ggc-simple.o): Depend on varray.h.
5092 (rtl.o): Depend on ggc.h.
5093 (genattrtab.o): Depend on ggc.h.
5094 (print-tree.o): Likewise.
5095 (fold-const.o): Likewise.
5096 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5097 (make_insn_raw): Don't cache insns when GC'ing.
5098 (emit_insn_before): Likewise.
5099 (emit_insn_after): Likewise.
5100 (emit_insn): Likewise.
5101 (start_sequence): Use xmalloc to allocate the sequence_stack.
5102 (end_sequence): Add free to free it.
5103 (gen_sequence): Don't cache insns when GC'ing.
5104 (clear_emit_caches): Don't use sequence_element_free_list.
5105 (init_emit): Use xcalloc, not xmalloc+bzero.
5106 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5107 * function.c (pop_function_context_from): Use free to free the
5108 fixup_var_refs_queue.
5109 (put_reg_into_stack): Allocate it with xmalloc.
5110 * genattrtab.c: Include ggc.h.
5111 (operate_exp): Don't use obstack_free when GC'ing.
5112 (simplify_cond): Likewise.
5113 (simplify_text_exp): Likewise.
5114 (optimize_attrs): Likewise.
5115 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5117 (gencode): Generate a #include for ggc.h.
5118 * ggc-callbacks.c (ggc_p): Define it to zero.
5119 * ggc-none.c (ggc_p): Likewise.
5120 * ggc-simple.c: Include varray.h.
5121 (ggc_mark_tree_varray): New function.
5122 (ggc_add_tree_varray_root): Likewise.
5123 (ggc_mark_tree_varray_ptr): Likewise.
5124 * ggc.h (ggc_p): Declare.
5125 (varray_head_tag): Likewise.
5126 (ggc_add_tree_varray_root): Declare.
5127 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5128 inconsistencies when GC'ing.
5129 * rtl.c: Include ggc.h.
5130 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5131 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5132 (rtx_free): Don't call obstack_free when GC'ing.
5133 * toplev.c (rest_of_compilation): Call ggc_collect after every
5135 * tree.c (push_obstacks): Do nothing, if GC'ing.
5136 (pop_obstacks_nochange): Likewise.
5137 (pop_obstacks): Likewise.
5138 (make_node): Use ggc_alloc_tree when GC'ing.
5139 (copy_node): Likewise.
5140 (get_identifier): Use ggc_alloc_string when GC'ing.
5141 (build_string): Likewise.
5142 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5143 (tree_cons): Likewise.
5145 (type_hash_canon): Don't call obstack_free when GC'ing.
5147 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5149 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5150 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5152 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5153 Bernd Schmidt <bernds@cygnus.co.uk>
5154 Mark Mitchell <mark@codesourcery.com>
5156 * Makefile.in (stor-layout.o): Depend on ggc.h.
5157 (expr.o): Depend on ggc.h.
5158 (profile.o): Depend on ggc.h.
5159 (stor-layout.o): Depend on ggc.h.
5160 * emit-rtl.c (init_emit_once): Add gc roots.
5161 * expr.c: Include ggc.h.
5162 (emit_block_move): Add gc roots.
5163 (clear_storage): Likewise.
5164 * expr.h (init_stor_layout_once): New function.
5165 * profile.c: Include ggc.h.
5166 (init_arc_profiler): profiler_label is a root.
5167 * scan.c (make_sstring_space): Trust xrealloc to function
5168 correctly with first parameter NULL.
5169 * stor-layout.c: Include ggc.h.
5170 (set_sizetype): Add gc root.
5171 (init_stor_layout_once): New function.
5172 * toplev.c (compile_file): Call it.
5174 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5175 Bernd Schmidt <bernds@cygnus.co.uk>
5176 Mark Mitchell <mark@codesourcery.com>
5178 * Makefile.in (tree.o): Depend on ggc.h.
5179 (varasm.o): Likewise.
5180 (function.o): Likewise.
5182 (except.o): Likewise.
5183 (optabs.o): Likewise.
5184 (emit-rtl.o): Likewise.
5185 * emit-rtl.c: Include ggc.h.
5186 (sequence_element_free_list): Remove, and all references.
5187 (mark_sequence): New functions.
5188 (mark_emit_state): New function.
5189 * except.c: Include ggc.h.
5190 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5191 (mark_tree_label_node): New functions.
5192 (mark_eh_state): New function.
5193 * function.c: Include ggc.h.
5194 (mark_temp_slot, mark_function_chain): New functions.
5195 (mark_function_state): New function.
5196 (init_function_once): New function.
5197 * function.h (init_function_once): New function.
5198 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5199 * ggc.h (label_node): Declare.
5200 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5201 (lang_mark_false_label_stack): New function.
5202 (mark_temp_slot): Remove declaration.
5203 (mark_function_chain): Likewise.
5204 (mark_eh_state): Adjust prototype.
5205 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5207 * optabs.c: Include ggc.h.
5208 (mark_optab): New function.
5209 (init_optabs): Add gc roots.
5210 * stmt.c: Include ggc.h.
5211 (mark_cond_nesting, mark_loop_nesting): New functions.
5212 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5213 (mark_stmt_state): New function.
5214 * toplev.c (compile_file): Call init_function_once.
5215 * tree.c: Include ggc.h.
5216 (type_hash): Move declaration earlier in file.
5217 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5218 (init_obstacks): Add gc roots.
5219 (mark_type_hash): New function.
5220 * varasm.c: Include ggc.h.
5221 (mark_pool_constant): New function.
5222 (mark_varasm_state): New function.
5224 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5226 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5228 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5230 * c-decl.c (struct language_function): Renamed from struct c_function.
5232 (c_function_chain): Delete.
5233 (push_c_function_context): New arg F. Don't warn about nested
5234 functions here. Fill LANGUAGE elt of F. Delete code to update
5235 c_function_chain. Don't call push_function_context.
5236 (pop_c_function_context): New arg F. Restore from there instead of
5237 from c_function_chain. Don't call pop_function_context. Clear out
5238 LANGUAGE field of F when done.
5239 * c-lang.c: Include "function.h"
5240 (lang_init): Initialize save_lang_status and restore_lang_status.
5241 * c-parse.in (nested_function, nested_function_notype): Warn about
5242 nested functions. Call push_function_context/pop_function_context
5243 instead of the _c_ variants.
5244 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5246 * Makefile.in (c-lang.o): Update dependencies.
5248 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5249 regno_pointer_flag, regno_pointer_align.
5250 (gen_reg_rtx): Use xrealloc to enlarge them.
5251 (free_emit_status): New function.
5252 * function.c (mark_machine_status, mark_lang_status): New variables.
5253 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5254 in some bits from assign_stack_local. All callers changed to use new
5256 (assign_stack_local): Just call assign_stack_local_1.
5257 (free_after_compilation): New function.
5258 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5259 (trampoline_address): Likewise.
5260 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5261 (prepare_function_start): Explicitly clear some more variables.
5262 * function.h (struct function): New elt can_garbage_collect.
5263 (mark_machine_status, mark_lang_status): Declare variables.
5264 (free_after_compilation, free_emit_status, free_varasm_status,
5265 init_varasm_status): Declare functions.
5266 * toplev.c (rest_of_compilation): Call free_after_compilation when
5267 done with the current function.
5268 * varasm.c (free_varasm_status): New function.
5270 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5272 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5273 (EXPAND_BUILTIN_VA_ARG): Define.
5274 * sparc.c (sparc_va_start): New.
5275 (sparc_va_arg): New.
5277 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5279 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5281 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5283 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5285 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5287 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5289 (ggc-callbacks.o): New target.
5290 * ggc-callbacks.c: New file.
5292 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5294 * expr.h: Collapse individual optab and libfunc vars to arrays.
5295 (optab_index, libfunc_index): New enumerations.
5296 (optab_table, libfunc_table): New arrays.
5297 Add accessor macros for both.
5299 * optabs.c (optab_table, libfunc_table): New.
5300 Delete declarations for individual optab and libfunc vars.
5302 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5304 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5306 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5308 * Makefile.in (GGC, GGC_LIB): New.
5309 (HOST_RTL): Include ggc-none.o.
5310 (ggc-simple.o): New target.
5311 (ggc-none.o): Likewise.
5312 * tree.h (tree_common): Add gc_mark.
5313 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5314 (struct rtvec_def): Add gc_mark.
5315 * emit-rtl.c (global_rtl): Update static initializers to contain
5316 enough initializers.
5317 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5318 * toplev.c (gc_time): New variable.
5319 (all_time): New variable.
5320 (compile_file): Print gc time.
5321 (print_time): Calculate percentage of the whole.
5323 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5325 Change obstack memory management and varasm constant pool handling so
5326 that nested functions are treated like any other functions.
5327 * function.c (init_machine_status): New variable.
5328 (push_function_context_to): Set contains_functions for the outer
5329 function. Don't call save_varasm_status.
5330 (pop_function_context_from): Don't call restore_varasm_status. Don't
5331 set current_function_contains_functions.
5332 (prepare_function_start): Call init_varasm_status rather than
5333 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5335 * function.h (struct function) Add field varasm. Delete fields
5336 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5337 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5338 (init_machine_status): Declare.
5339 (save_varasm_status, restore_varasm_status): Delete declarations.
5340 (save_tree_status, restore_tree_status): Delete last argument.
5341 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5342 code. All callers changed.
5343 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5344 save_constants_in_decl_trees, restore_constants, save_constants,
5345 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5347 (inlining): New variable.
5348 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5349 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
5351 (save_for_inline_nocopy): Don't save constants.
5352 Don't set inl_emit field in current_function.
5353 (expand_inline_function): Use emit field, not inl_emit, of the inlined
5354 function. Set new variable inlining before
5355 calling copy_rtx_and_substitute.
5356 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
5357 constant pool references if inlining is nonzero.
5358 Delete ADDRESS and (most of the) CONST cases.
5359 (output_inline_function): Save and restore current_function/
5360 current_function_decl. Delete restore_constants code. Don't call
5361 init_const_rtx_hash_table.
5362 * output.h (init_const_rtx_hash_table): Don't declare.
5363 * rtl.h (struct function): Declare.
5364 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
5365 * toplev.c (rest_of_compilation): Don't treat nested functions or
5366 functions containing them specially. Delete all code to deal with
5367 save_for_inline_copying.
5368 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
5369 inline_obstacks): Delete variables.
5370 (save_tree_status): Lose arg CONTEXT. All callers changed.
5371 Simply allocate a new function_maybepermanent_obstack for the new
5372 function, delete all the special cases.
5373 Don't save inline_obstacks.
5374 (restore_tree_status): Lose arg CONTEXT. All callers changed.
5375 Delete special handling for function_maybepermanent_obstack; simply
5377 Don't restore inline_obstacks.
5378 (permanent_allocation): Delete code that frees inline_obstacks.
5379 (print_inline_obstack_statistics): Delete function.
5380 (dump_tree_statistics): Don't call it.
5381 * varasm.c (struct varasm_status): New.
5382 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
5383 last_pool, pool_offset, const_double_chain): Delete global
5384 variables, replace with accessor macros.
5385 (immed_double_const): Don't walk const_double_chain outside a
5386 function, but don't treat nested functions specially anymore.
5387 (immed_real_const_1): Likewise.
5388 (clear_const_double_mem): Don't treat nested functions specially.
5389 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
5390 (save_varasm_status, restore_varasm_status): Delete functions.
5391 (init_varasm_status): New function.
5392 (force_const_mem): Don't treat nested functions specially.
5393 (find_pool_constant): Accept new arg F, search for constants in
5394 that function's pool rather than the current one. All callers
5396 (get_pool_constant_for_function, get_pool_mode_for_function): New
5399 * i386.c (init_386_machine_status): New function, mostly from
5400 clear_386_stack_locals.
5401 (struct machine_functions): Rename element names to avoid name
5403 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
5404 macros, replacing global variables.
5405 (clear_386_stack_locals, save_386_machine_status,
5406 restore_386_machine_status): Delete functions.
5407 (override_options): Initialize init_machine_status.
5408 * i386.h (INIT_EXPANDERS): Delete macro.
5409 (save_386_machine_status, restore_386_machine_status,
5410 clear_386_stack_locals): Delete declarations.
5412 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5414 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
5415 (doloop_begin): Simplify pattern and use emit_jump_insn.
5416 (doloop_end): Simplify pattern, switch operand order,
5417 and use emit_jump_insn.
5419 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5421 * function.h (struct function): Add new element LANGUAGE.
5422 (save_lang_status): Declare new variable.
5423 (restore_lang_status): Likewise.
5424 * function.c (save_lang_status): Define.
5425 (restore_lang_status): Likewise.
5426 (push_function_context_to): Call language-specific save function.
5427 (pop_function_context_from): Call language-specific restore function.
5429 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5431 * i386.md (movsf_1): Check REG_P before use of REGNO.
5432 (movdf_1): Likewise.
5433 (movxf_1): Likewise.
5434 (extendsfdf2): Likewise.
5435 (extendsfxf2): Likewise.
5436 (extenddfxf2): Likewise.
5438 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5440 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
5441 constants into memory.
5442 (c4x_shiftable_constant): New function.
5443 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
5444 (c4x_shiftable_constant): Declare.
5445 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
5446 ashlqi3_noclobber): Add new patterns and associated splitters.
5448 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
5450 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
5451 * dwarf2out.c (dwarf2out_frame_init): Likewise.
5452 * final.c (shorten_branches): Likewise.
5453 * global.c (global_alloc): Likewise.
5454 * haifa-sched.c (build_control_flow): Likewise.
5455 * stmt.c (check_for_full_enumeration_handling): Likewise.
5456 (estimate_case_costs): Likewise.
5458 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
5460 * rtl.h (RTL_CHECKC2): Fix typo in last change.
5462 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
5464 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
5465 (recompute_reg_usage): Likewise.
5466 * rtlanal.c (find_regno_fusage): Likewise.
5468 * rtl.c (rtl_check_failed_code1): New function.
5469 (rtl_check_failed_code2): New.
5470 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
5471 (RTL_CHECKC1, RTL_CHECKC2): New.
5472 (XC*): New accessor macros.
5473 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
5474 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
5475 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
5476 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
5477 (TRAP_*, RANGE_INFO_*): Likewise.
5479 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5481 * Makefile.in (tlink.o): Don't depend on toplev.h.
5483 * collect2.c (c_file, o_file, export_file, import_file, ldout,
5484 output_file, nm_file_name, ldd_file_name, strip_file_name,
5485 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
5486 add_prefix, prefix_from_env, prefix_from_string, do_wait,
5487 fork_execute, maybe_unlink, add_to_list,
5488 extract_init_priority, write_list, dump_list,
5489 dump_prefix_list, write_list_with_asm, write_c_file,
5490 write_c_file_stat, write_c_file_glob, scan_prog_file,
5491 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
5492 ignore_library, extract_string, notice, dump_file, target_machine,
5493 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
5494 read_file, print_load_command): Constify a char*.
5495 (fdopen, error, fatal, fatal_perror): Don't prototype.
5496 (my_strerror): Remove. All callers use xstrerror instead.
5497 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
5498 (main): Add prototype. Constify lots of char* ptrs. Change calls
5499 to xcalloc/strcpy/strcat/... to one call to concat.
5500 (main, scan_prog_file, scan_libraries): Use an intermediate
5501 `const char **' to build an argv array.
5502 (mapfile, libselect, libcompare, locatelib): Add prototypes.
5504 * collect2.h (collect_execute, collect_wait, dump_file,
5505 file_exists): Constify a char*.
5506 (ldout, c_file_name, temporary_obstack, permanent_obstack,
5507 temporary_firstobj, vflag, debug): Add extern declarations.
5508 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
5510 * tlink.c: Don't include toplev.h.
5511 (vflag, debug, ldout, c_file_name, temporary_obstack,
5512 permanent_obstack, temporary_firstobj): Don't declare.
5513 (tlink_execute, frob_extension, symbol_hash_lookup,
5514 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
5515 recompile_files, read_repo_files, demangle_new_symbols,
5516 scan_linker_output): Constify a char*.
5517 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
5518 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
5520 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
5522 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
5523 (relative) rather than jsr (absolute) subroutine call insns.
5524 * config/m68k/m68k-coff.h: Ditto.
5526 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
5528 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
5529 now rework these too.
5530 (arm_reorg): If an insn can't reach the end of the current pool,
5531 ensure that we emit that pool before the insn.
5533 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
5535 * tlink.c (scan_linker_output): Skip the initial underscore in
5536 a mangled name if appropriate.
5538 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5540 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5541 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
5542 error_with_ivar, gen_declarator, create_builtin_decl,
5543 my_build_string, generate_descriptor_table, generate_ivars_list,
5544 generate_dispatch_table, check_protocols, TAG_GETCLASS,
5545 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
5546 dump_base_name, lang_decode_option, build_encode_expr,
5547 start_class, finish_class, encode_pointer, really_start_method,
5548 gen_declaration, dump_interface, handle_class_ref, handle_impent):
5550 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
5551 Add static prototypes.
5552 (build_objc_string_decl, build_selector_reference_decl,
5553 encode_bitfield, build_class_reference_decl): Remove unused
5554 parameter, all callers changed.
5555 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
5556 (objc_printable_name): Likewise. Change second parameter to type int.
5557 (init_objc): Use memcpy, not bcopy, to avoid casts.
5559 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
5561 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
5562 reg notes on a deleted insn.
5563 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
5565 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
5567 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
5569 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5571 * stmt.c (expand_asm_operands): Fix index into inout_mode when
5574 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
5576 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
5577 * tm.texi (MD_ASM_CLOBBERS): Document it.
5579 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
5581 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
5582 * except.c (expand_rethrow): Remove unused variable.
5583 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
5584 * flow.c (replace_insns): Likewise.
5585 (create_edge_list, verify_edge_list): Likewise.
5586 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
5588 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
5589 is special code to run.
5590 (main): Don't define operands to emit_operand.
5591 * genrecog.c (main): Don't emit an empty peephole2_insn function.
5593 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
5595 * alpha/alpha.h (normal_memory_operand): Declare.
5596 (reg_no_subreg_operand): Declare.
5597 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
5599 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
5601 * c-parse.in (compstmt_primary_start): New, broken out of first
5602 part of compstmt handling in primary.
5603 (primary): Use it. Add an error clause.
5604 (compstmt_nostart): Renamed from compstmt; remove all
5605 initial invocations of compstmt_start.
5608 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
5610 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
5613 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
5615 * combine.c (simplify_shift_const): Remove extra semicolon.
5616 * dwarf2out.c (remove_AT): Likewise.
5617 * expmed.c (expand_mult): Likewise.
5618 * gcov.c (create_program_flow_graph): Likewise.
5619 * reorg.c (mostly_true_jump): Likewise.
5621 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
5623 * fold-const.c (fold_range_test): Do not try to fold the range
5624 test if the rhs or lhs has side effects.
5626 * combine.c (simplify_rtx): Recognize another case of a synthesized
5629 * varasm.c (mark_constant_pool): When marking indirect references,
5630 only look at SYMBOL_REFs.
5632 * except.c (expand_fixup_region_end): Do not peek at
5633 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
5635 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
5637 * flags.h: New variables align_loops, align_loops_log,
5638 align_jumps, align_jumps_log, align_labels, align_labels_log,
5639 align_functions, align_functions_log.
5640 * toplev.c: Define them.
5641 (f_options): Handle -falign-* when they have no argument.
5642 (main): Add logic to set variables for -falign-functions,
5643 -falign-jumps, -falign-labels, -falign-loops.
5644 Make it -fsched-verbose=<n> and -finline-limit=<n>.
5645 (display_help): Change help to match options.
5646 * final.c (LABEL_ALIGN): Default to align_labels_log.
5647 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
5648 (LOOP_ALIGN): Default to align_loops_log.
5649 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
5650 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
5651 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
5652 * varasm.c (assemble_start_function): Handle align_functions.
5654 * config/sparc/sparc.h: Don't declare sparc_align_*.
5655 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
5656 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
5658 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
5660 * config/sparc/sparc.c: Delete sparc_align_loops,
5661 sparc_align_jumps, sparc_align_funcs and the corresponding string
5663 (sparc_override_options): Default align_functions on ultrasparc.
5664 Delete -malign-* handling.
5666 * config/mips/mips.c (override_options): On 64-bit targets,
5667 try to align code to 64-bit boundaries.
5668 (print_operand): New substitution, %~,
5669 which aligns labels to align_labels_log.
5670 * config/mips/mips.md (div_trap_normal): Use %~.
5671 (div_trap_mips16): Likewise.
5676 (ashldi3_internal): Likewise.
5677 (ashrdi3_internal): Likewise.
5678 (lshrdi3_internal): Likewise.
5679 (casesi_internal): Likewise.
5681 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
5683 Merge new ia32 backend from the branch!
5685 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
5686 See ChangeLog.P2 on new_ia32_branch for details.
5688 * rtl.h (stack_regs_mentioned_p): Delete prototype.
5689 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
5690 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
5691 * i386/gas.h (ASM_FILE_START): Define.
5692 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
5693 for name change of ix86_valid_decl_attribute_p.
5694 (i386_pe_valid_type_attribute_p): Similarly.
5696 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
5698 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
5699 to step through CC modes.
5701 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5703 * regmove.c (fixup_match_1): Don't move INSN in front of P if
5704 it would end up in the shadow of a live flags regsiter.
5706 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5708 * reload1.c: Fix many indentation problems.
5709 * reload.c: Likewise.
5711 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
5713 * alias.c (non_local_reference_p): Constify fmt.
5715 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
5717 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
5719 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
5721 * cse.c (delete_trivially_dead_insns): Do not delete stores to
5722 the internal_arg_pointer.
5724 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
5726 Merge peephole2 from new_ia32_branch:
5727 * Makefile.in (STAGESTUFF): Add *.peephole2.
5728 (mostlyclean): Likewise.
5729 (recog.o): Depend on resource.h.
5731 * final.c (peephole): Conditionalize decl on HAVE_peephole.
5732 (final_scan_insn): Likewise for the invocation of peephole.
5733 * genconfig.c (main): Look for peephole and peephole2 patterns.
5734 Emit HAVE_peephole* accordingly.
5735 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
5736 * flags.h (flag_peephole2): Declare.
5737 * toplev.c: New pass peephole2. New flag -fpeephole2.
5739 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
5740 * gencodes.c (main): Likewise.
5741 * genextract.c (main): Likewise.
5742 * genoutput.c (main): Likewise.
5743 * genemit.c (max_operand_1): Look for the max scratch operand.
5744 (gen_rtx_scratch): New.
5745 (gen_exp): Use it, and pass on new arg subroutine_type.
5746 (gen_expand): Take max scratch into account.
5747 (gen_split): Emit peephole2 functions.
5748 (output_peephole2_scratch): New.
5749 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
5750 * genrecog.c (routine_type): Add PEEPHOLE2.
5752 (make_insn_sequence): Match outer parallel for peep2. Discard
5753 top level scratches and dups.
5754 (add_to_sequence): New args insn_type and top. Update all callers.
5755 Handle toplevel peep2 matching insns.
5756 (write_subroutine): Handle peep2.
5757 (write_tree_1): Likewise.
5758 (write_tree): Likewise.
5760 (change_state): New arg afterward. Update all callers.
5761 Handle matching separate insns.
5762 * recog.c (recog_next_insn): New.
5763 (peephole2_optimize): New.
5764 * rtl.def (DEFINE_PEEPHOLE2): New.
5765 * resource.c (find_free_register): New argument last_insn. Use it
5766 to find a register available through the entire span.
5767 * resource.h (find_free_register): Update prototype.
5769 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
5771 * i386.c (output_strlen_unroll): Don't write xops[7]
5772 label if it wasn't set.
5774 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
5776 * cpplib.c (struct directive): Const-ify name pointer and
5777 function pointer prototype.
5778 (validate_else, do_define, do_line, do_include, do_undef,
5779 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
5780 do_elif, do_endif, do_sccs, do_assert, do_unassert,
5781 do_warning): Const-ify second arg.
5782 (directive_table): Mark const. Reorder entries by frequency
5783 of usage, record statistics.
5785 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
5787 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
5788 bounds- check RTL accesses if --enable-checking.
5789 (RTVEC_ELT): Bounds check if --enable-checking.
5790 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
5791 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
5792 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
5794 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
5795 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
5797 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
5798 (NOTE_SOURCE_FILE): Use X0STR.
5799 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
5800 MEM_ALIAS_SET): Use X0INT.
5801 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
5802 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
5804 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
5805 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
5806 (rtl_check_failed_bounds, rtl_check_failed_type1,
5807 rtl_check_failed_type2, rtvec_check_failed_bounds): New
5809 (fancy_abort): Fix comment.
5811 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
5812 (cse_insn): Decrement LABEL_NUSES for jump target before
5814 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
5815 * final.c (alter_subreg): Compute regno before changing x to
5816 REG; set REGNO(x) after changing it.
5817 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
5818 notes containing CONST_INTs.
5819 (delete_eh_regions): Use NOTE_EH_HANDLER.
5820 * function.c (put_reg_into_stack): Make reg a MEM before
5822 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
5824 (gen_mem_addressof): Make reg a MEM before initializing it.
5825 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
5827 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
5828 deleting an insn, not after.
5829 (block_alloc): Only look at PATTERN(insn) if we have to, and
5830 only if it's format class 'i'.
5831 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
5832 CONST_INT before using its INTVAL.
5833 * print-rtl.c (print_rtx): Use X0STR.
5834 * regmove.c (fixup_match_1): Don't look at PATTERN of
5835 non-class-'i' insn chain elements.
5836 * reload.c (loc_mentioned_in_p): Take address of
5837 in->fld[1].rtx directly.
5838 * reload1.c (reload): Change reg to a MEM before initializing
5840 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
5842 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
5844 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
5846 * config/mips/mips.c (machine_dependent_reorg): Force a
5847 barrier to output the local constant pool if a barrier hasn't
5848 been found at a natural point in the instruction stream.
5850 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5852 * c-parse.in (language_string): Constify.
5854 * dwarf2out.c (language_string): Remove declaration.
5856 * dwarfout.c (language_string): Likewise.
5858 * toplev.c (language_string, init_parse, finish_parse): Likewise.
5860 * tree.h (language_string, init_parse, finish_parse): Declare.
5862 * i386/sun386.h (language_string): Remove declaration.
5864 * mips.h (language_string): Likewise.
5866 * nextstep.h (language_string): Likewise.
5868 * nextstep21.h (language_string): Likewise.
5870 * rs6000.c (language_string): Likewise.
5872 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5874 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
5875 (getpwd.o): Remove target.
5877 * getpwd.c: Delete file. Its in libiberty now.
5879 * dbxout.c (getpwd): Don't prototype.
5880 * dwarf2out.c (getpwd): Likewise
5881 * dwarfout.c (getpwd): Likewise
5882 * final.c (getpwd): Likewise.
5883 * protoize.c (getpwd): Likewise.
5885 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5887 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
5889 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5891 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
5894 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
5896 * fixinc/Makefile.in (subdir): New.
5897 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
5900 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
5902 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
5903 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
5906 * invoke.texi: Fix typo.
5908 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
5909 changed. Handle autoincrement addressing modes.
5911 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
5912 just like we would the virtual incoming args register when
5915 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
5917 * rs6000.h (ASM_FILE_START): Specify complete filename, including
5918 path, in .file directive.
5920 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
5922 * gcc.texi (External Bugs): Remove obsolete note about Perl on
5925 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
5927 * stdbool.h: Make the typedef name _Bool, with bool a #defined
5930 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5932 * tree.c (tree_code_name): Constify a char*.
5934 * tree.h (tree_code_name, decl_printable_name): Likewise.
5936 * function.h (struct function): Likewise.
5938 * toplev.c (decl_name, decl_printable_name): Likewise.
5940 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
5942 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
5943 (init_objc): Remove function pointer cast.
5945 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5947 * pa.md (interspace_jump): New pattern.
5948 (builtin_longjmp): New expander.
5950 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
5952 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
5953 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
5954 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
5956 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
5958 * jump.c (delete_prior_computation): Also check calls
5959 to constant functions. Don't bother checking for a
5960 REG_UNUSED note before adding it.
5961 (delete_computation): Handle multi-word hard registers
5962 when synthesizing missing REG_DEAD notes for a register
5963 which is both set and used by an insn.
5965 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5967 * loop.c (this_loop_info): New variable.
5968 (loop_has_call, loop_has_volatile, loop_has_tablejump,
5969 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
5971 (prescan_loop, strength_reduce): New argument loop_info. All callers
5973 (scan_loop): New variable loop_info, initialise to address of
5975 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
5976 Delete variable loop_has_multiple_exit targets and replace with
5977 field in this_loop_info.
5978 (find_and_verify_loops): Rename this_loop to this_loop_num.
5979 (strength_reduce): Delete loop_iteration_info. Replace variable
5980 loop_info with function argument of same name.
5981 (insert_bct): Rework test for loop being completely unrolled.
5983 * loop.h (struct loop_info): New fields num, loops_enclosed,
5984 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
5985 has_indirect_jump, and cont. Redefine use of unroll_number.
5986 (loop_unroll_number): Delete.
5988 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
5990 (loop_iterations): Delete variable vtop and instead use
5991 loop_info->vtop computed in prescan_loop.
5993 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
5995 * fix-header.c (main): Do not pass a null pointer to strcmp.
5997 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
5999 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6001 * configure: Rebuilt.
6003 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6005 * jump.c (jump_optimize_1): Do not delete assignments to
6006 internal_arg_pointer.
6007 * cse.c (delete_trivially_dead_insns): Always consider a set of
6008 the internal_arg_pointer live.
6010 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6012 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6013 (update_life_info) [REG_WAS_0]: Search the original insns rather
6014 than the new insns for the note. Fix typos finding note_dest.
6015 If no dest found, discard the note rather than abort.
6016 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6017 (replace_insns): Remove the old insn list after update_life_info
6020 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6022 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6024 (sched_analyze_1): Let add_dependence care for not adding dups.
6025 (sched_analyze_2): Likewise.
6026 (add_branch_dependences): Likewise.
6028 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6030 * i386/winnt.c (export_list): New type.
6031 (exports_head): Rename to
6032 (export_head): this.
6033 (i386_pe_record_exported_symbol): Add is_data flag.
6034 (i386_pe_asm_file_end): Emit directive for exported variables.
6035 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6037 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6038 (ASM_DECLARE_OBJECT_NAME): Likewise.
6039 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6040 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6042 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6044 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6046 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6049 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6051 * config/openbsd.h: Define SET_ASM_OP.
6052 * tm.texi: cross-reference SET_ASM_OP in the index.
6054 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6056 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6057 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6058 and class_narrowest_mode at compile time. Kill init_rtl.
6059 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6060 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6061 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6063 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6065 * rtl.h: Declare rtx_length and rtx_format as const.
6066 * machmode.def: Define CC(). Use CC() to define CCmode. If
6067 EXTRA_CC_MODES is defined, expand it here.
6068 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6069 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6070 const. Kill all references to EXTRA_CC_MODES.
6072 * toplev.c: Don't prototype or call init_rtl.
6073 * optabs.c: Don't call init_mov_optab.
6074 * genemit.c: Don't generate init_mov_optab. Don't call
6076 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6078 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6079 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6080 genrecog.c: Don't call init_rtl.
6082 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6083 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6084 definition of EXTRA_CC_MODES.
6086 * md.texi: Kill ref to EXTRA_CC_NAMES.
6087 * tm.texi: Document new way to define EXTRA_CC_MODES.
6089 * genrecog.c: Do not look up the name of a define_split.
6092 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6094 * config/v850/v850.md: Fix typo introduced by previous delta.
6096 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6098 * gcc.c (fatal): Make definition static to match prototype.
6100 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6102 * combine.c (get_last_value): Don't look for earlier sets if the last
6103 known set is somewhere in between the insns being combined.
6105 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6107 * configure.in: Don't use shell ! to negate exit codes
6108 * configure: Regenerate
6110 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6112 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6113 the fact that ALIGN is measured in bits, not bytes.
6115 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6117 * errors.c: New file; defines functions error, warning, and
6118 fatal, variables have_error and progname.
6119 * errors.h: New file; prototypes and decls for stuff in errors.c.
6121 * Makefile: Add rules to build errors.o and
6122 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6123 genopinit, genrecog, genextract, genpeep, genattr, and
6124 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6125 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6126 genpeep.o, genattr.o, and genoutput.o.
6128 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6129 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6130 define or prototype fatal. Set progname at beginning of main.
6131 * genoutput.c: Likewise, and don't define or prototype error
6134 * c-typeck.c (c_expand_start_case): Return immediately if exp
6136 * fold-const.c (operand_equal_p): Return immediately if arg1
6137 or arg0 are ERROR_MARKs.
6138 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6139 fields of type ERROR_MARK when calculating if the record can
6142 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6143 with much help from Jeffrey A Law and Richard Henderson
6145 * i386.md: In the 6 insns which call output_fix_trunc,
6146 earlyclobber operands[0].
6148 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6150 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6151 creating new registers.
6153 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6155 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6156 i386_reg_alloc_order, i386_regparm_string,
6157 i386_align_loops_string, i386_align_jumps_string,
6158 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6159 and i386_branch_cost_string as type "const char *".
6160 * i386.c: Define all above strings as type "const char *".
6162 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6164 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6165 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6167 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6169 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6170 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6172 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6174 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6175 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6176 (dwarf2out_line, dwarf2out_finish): Likewise.
6177 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6179 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6181 * tree.c (lang_unsave_expr_now) : Correct return type.
6182 * tree.h (lang_unsave_expr_now) : Same.
6184 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6186 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6187 instead of duplicating code.
6189 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6191 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6193 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6195 * tree.h: fancy_abort always takes three args.
6196 * resource.c: Move include of system.h before toplev.h.
6198 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6200 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6203 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6205 * system.h: Don't redefine abort or trim_filename.
6206 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6207 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6208 whether or not __FUNCTION__ is available.
6209 * tree.h: Duplicate rtl.h's definition of abort, for files
6210 that don't include rtl.h. Delete all code to perform type
6211 checking with a compiler other than GCC.
6212 * varray.h: Delete all code to perform type checking with a
6213 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6214 its arguments exactly once, using a statement expression.
6215 Adjust the VARRAY_<type> accessor macros to match.
6216 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6217 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6218 caller's location. Define fatal_insn and fatal_insn_not_found
6219 as macros that use _fatal_insn and _fatal_insn_not_found.
6220 (fancy_abort, trim_filename): Kill prototypes.
6222 * rtl.c (trim_filename): Move here from toplev.c.
6223 (fancy_abort): New function.
6224 (DIR_SEPARATOR): Provide default definition.
6225 * tree.c (tree_check_failed, tree_class_check_failed): Go
6226 through fancy_abort.
6227 (tree_check, tree_class_check, cst_or_constructor_check,
6228 expr_check): Delete.
6229 * varray.c (varray_check_failed): New function.
6230 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6231 _fatal_insn and _fatal_insn_not_found. Go through
6233 (trim_filename, fancy_abort): Delete.
6235 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6236 * except.c (start_catch_handler): Report ICE with error/abort
6238 * final.c (output_operand_lossage): Likewise.
6239 * flow.c (verify_flow_info): Likewise.
6241 * gcc.c: Prototype fatal.
6242 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6243 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6244 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6245 Don't define fancy_abort.
6247 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6249 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6252 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6254 * m88k.h (VERSION_INFO2): Kill.
6255 (VERSION_STRING): Kill.
6257 (VERSION_INFO1): Tidy.
6258 (TARGET_VERSION): Update.
6259 * m88k/dgux.h (VERSION_INFO2): Kill.
6260 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6261 * m88k/luna.h (VERSION_INFO1): Tidy.
6262 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6263 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6264 (output_file_start): Adjust for death of VERSION_STRING.
6266 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6268 * cpplib.c (detect_if_not_defined): New function.
6269 (do_if): Use it to detect potential once-only headers.
6271 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6273 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6275 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6277 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6278 anywere in the function only if they are pseudos and set before
6279 being used (not live at the start of the function).
6280 (num_sign_bit_copies) : Same.
6281 (get_last_value_validate) : Same.
6282 (get_last_value) : Same.
6284 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6286 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6287 where N and M are constant and N is an integer multiple of M.
6289 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6291 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6292 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6293 sbitmap_union_of_preds): Add prototypes.
6294 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6295 the intersection of successors with the new flow graph structures.
6296 (sbitmap_intersection_of_preds): New function to compute the
6297 intersection of predecessors with the new flow graph structures.
6298 (sbitmap_union_of_succs): New function to compute the union of
6299 successors with the new flow graph structures.
6300 (sbitmap_union_of_preds): New function to compute the union of
6301 predecessors with the new flow graph structures.
6302 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6303 (expr_reaches_here_p): Use edge and basic_block structures instead
6304 of s_preds and s_succs.
6305 (compute_cprop_avinout): Use new sbitmap routines.
6306 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6307 of s_preds and s_succs.
6308 * flow.c (compute_flow_dominators): Compute dominators using
6309 edges and basic blocks instead of s_preds and s_succs.
6311 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6313 * lists.c (unused_insn_list, unused_expr_list): New file for
6314 maintaining various types of lists. New statics for maintaining a
6315 cache of available INSN_LIST and EXPR_LIST nodes.
6316 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6317 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6318 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6319 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6320 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6321 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6322 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6323 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6324 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6325 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6326 (remove_dependence, free_pending_lists): Use new global routines.
6327 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6328 (sched_analyze, compute_block_backward_dependences): Use new routines.
6329 (sched_analyze_1, sched_analyze_2): Use new routines.
6330 (schedule_insns): Use new global routines.
6331 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6333 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6334 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6336 * toplev.c (rest_of_compilation): Initialize node cache.
6337 * Makefile.in (OBJS): Add lists.o to list of object files.
6338 (lists.o): Add dependancies.
6340 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6342 * config/v850/v850.md: Fix compile time warning messages.
6343 * config/v850/v850.c: Fix compile time warning messages.
6344 * config/v850/v850.h: Fix compile time warning messages.
6346 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6348 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6349 Remove unused prototype for `init_lengths'.
6351 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6353 * calls.c (emit_call_1): Mark parameter `stack_size' with
6355 (expand_call): Initialize variable `insn'.
6356 (emit_library_call): Likewise for variable `high_to_save'.
6357 (emit_library_call_value): Likewise.
6358 (store_one_arg): Likewise for variables `lower_bound' and
6361 * combine.c (try_combine): Likewise for variables `i2_code_number'
6362 and `other_code_number'.
6363 (find_split_point): Likewise for variables `pos', `unsignedp' and
6365 (simplify_if_then_else): Likewise for variables `op' and `c1'.
6366 (simplify_and_const_int): Remove unused variable `width'.
6367 (merge_outer_ops): Likewise.
6369 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
6370 HOST_WIDE_INT' when comparing against one.
6371 (simplify_relational_operation): Likewise.
6372 (cse_insn): Initialize variables `src_eqv_volatile',
6373 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
6375 * final.c (init_final): Constify parameter `filename'.
6376 (final_start_function): Mark parameter `optimize' with
6378 (profile_function): Likewise for parameters `first' and `optimize'.
6379 (output_source_line): Likewise for parameter `file'.
6381 * integrate.c (subst_constants): Cast a value to `size_t' when
6382 comparing against one.
6383 (mark_stores): Initialize variable `mode'. Cast a value to
6384 `size_t' when comparing against one.
6386 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
6388 * loop.c (move_movables): Initialize variable `first'.
6389 (strength_reduce): Likewise for variable `increment'.
6390 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
6391 value to `size_t' when comparing against one.
6392 (load_mems): Initialize variable `end_label'.
6394 * output.h (init_final): Constify parameter.
6396 * reload.c (decompose): Initialize variable `base'.
6398 * reload1.c (reload): Likewise for variable `is_scalar'.
6399 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
6400 (choose_reload_regs): Initialize variable `mode'.
6401 (emit_reload_insns): Likewise for variable `store_insn'.
6402 (reload_cse_noop_set_p): Mark parameter `insn' with
6404 (reload_combine): Initialize variable `set'.
6406 * unroll.c (unroll_loop): Likewise for variable `local_label'.
6407 (copy_loop_body): Cast a value to `size_t' when comparing against
6410 * varasm.c (assemble_variable): Initialize variable `size_tree'.
6411 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
6412 (remove_from_pending_weak_list): Mark parameter `name' with
6415 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6417 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
6420 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
6422 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
6423 (ASM_DECLARE_FUNCTION_NAME): Define.
6424 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
6425 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
6426 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
6427 not already defined.
6429 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6431 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
6432 of n_popped when call/call_value are not defined.
6434 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
6436 * tm.texi: GNU CC -> GCC conversion.
6437 (CC1_SPEC): Indicate it is used for all language front ends.
6439 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
6441 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
6442 NOTE_INSN_EH_REGION_END correctly.
6444 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6445 Jeff Law <law@cygnus.com>
6447 * loop.c (strength_reduce): Automatically unroll loops if the
6448 unrolled loop size is smaller than the rolled loop size.
6450 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
6451 and delete comment that code should be rewritten.
6453 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
6455 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
6458 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
6460 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6462 * fixinc/mkfixinc.sh: Don't fix uwin headers.
6463 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
6464 (LINK_SPEC): Add -u _main when building executables.
6465 (ASM_DECLARE_FUNCTION): Update from Cygwin.
6466 (ASM_FILE_END): Use the default for ix86-pe.
6467 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
6469 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
6471 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
6472 and ASM_CLOSE_PAREN are empty strings.
6474 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
6475 Geoffrey Keating <geoffk@cygnus.com>
6477 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
6478 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
6479 (unprotoize.o): Ditto.
6480 (test-protoize-simple): Don't define STD_PROTO_DIR.
6481 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
6482 changes to make 'test-protoize-simple' pass.
6483 (STD_PROTO_DIR): Remove define.
6484 (STANDARD_EXEC_PREFIX): Supply default define.
6485 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
6486 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
6487 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
6488 (GET_ENV_PATH_LIST): New macro.
6489 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
6490 (do_processing): Initialize default_syscalls_dir using new
6491 macros. Use it to initialize syscalls_absolute_filename.
6493 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
6495 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
6496 B into a register before emit_conditional_move.
6498 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
6500 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
6501 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
6502 multiplicand out of (+ (* a b) (* c d)).
6504 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
6505 Richard Henderson <rth@cygnus.com>
6507 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
6508 (new_insn_dead_notes): Likewise.
6509 (update_n_sets): Likewise.
6510 (update_flow_info): Move to flow.c, renamed to update_life_info;
6511 extend to handle multiple source insns.
6512 * flow.c: Include resource.h
6513 (unlink_insn_chain): New.
6514 (split_hard_reg_notes): New.
6515 (maybe_add_dead_note): New.
6516 (maybe_add_dead_note_use): New.
6517 (find_insn_with_note): New.
6518 (new_insn_dead_notes): New.
6519 (update_n_sets): New.
6520 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
6521 (maybe_remove_dead_notes): New.
6522 (update_life_info): New.
6523 (prepend_reg_notes): New.
6524 (replace_insns): New.
6525 * output.h (update_life_info): Declare.
6526 * recog.c (split_block_insns): Use update_life_info.
6527 * resource.c (find_free_register): Use reg_alloc_order, don't use
6528 fixed regs, make sure the mode is supported, don't use new regs.
6530 * rtl.h (replace_insns): Declare.
6532 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
6534 * expr.c (expand_expr): Cope with COND_EXPRs with one
6535 non-returning branch.
6537 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
6539 * expr.c (store_expr): Always pass down the target, even when not
6542 1999-08-24 Nick Clifton <nickc@cygnus.com>
6544 * configure.in: Define target_cpu_default for v850 targets.
6545 * configure: Regenerate
6547 * config/v850/v850.h (TARGET_CPU_generic): Define.
6548 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
6549 addresses are 4 byte aligned.
6551 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
6554 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6556 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
6557 (main): Add prototypes.
6559 * genattrtab.c (substitute_address, write_const_num_delay_slots,
6560 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
6561 (write_attr_get): Emit prototypes along with function definition.
6562 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
6563 (write_complex_function): Emit static prototype along with
6564 function definition.
6566 * genemit.c (gen_split): Emit prototypes along with function
6569 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
6570 Likewise for predicates and `insn_operand_predicate'.
6571 (process_template): Emit static prototype along with function
6574 * genrecog.c (make_insn_sequence): Constify a char*. Add
6575 prototypes for get_split_*().
6576 (write_subroutine): Emit prototypes along with function
6579 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6581 * gcse.c (find_avail_set): Follow chains of register-register copies.
6582 Use oprs_not_set_p to guarantee that the returned value can be
6584 (cprop_insn): Don't verify the return value of find_avail_set with
6587 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
6588 (cprop_cc0_jump): New function.
6589 (cprop_insn): Break out new function cprop_jump and use it.
6590 Also use cprop_cc0_jump for machines with CC0.
6591 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
6593 * tree.h (current_function_calls_setjmp,
6594 current_function_calls_longjmp): Delete declarations.
6595 * dsp16xx.c: Include "function.h".
6596 * elxsi.c: Likewise.
6597 * gmicro.c: Likewise.
6598 * h8300.c: Likewise.
6601 * mn10200.c: Likewise.
6602 * mn10300.c: Likewise.
6603 * ns32k.c: Likewise.
6607 * rtl.h (rtx_equal_function_value_matters): Declare.
6608 * toplev.c (rtx_equal_function_value_matters): Don't declare.
6610 * function.c: Likewise.
6611 * emit-rtl.c: Likewise.
6613 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
6615 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
6618 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6620 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
6623 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
6625 * cpp.texi: Add a node documenting macro varargs (copied
6628 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
6630 * cppspec.c: Put a null pointer at the end of the new argv.
6632 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
6634 * configure.in: Remove code to select/de-select the haifa
6635 scheduler. Every scheduled port gets haifa now.
6636 * configure: Rebuilt.
6637 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
6639 * Makefile.in: Corresponding changes.
6641 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6643 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
6644 All callers changed.
6645 (prepare_float_lib_cmp): Likewise.
6646 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
6647 * expr.h (emit_float_lib_cmp): Delete declaration.
6648 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
6649 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
6650 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
6652 (cmptf): Now conditional on TARGET_HARD_QUAD.
6654 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
6656 * resource.c (mark_target_live_regs): Use
6657 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
6659 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6661 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
6663 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
6665 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
6667 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6669 * rtl.h (rtx_format): Constify a char*.
6671 * rtl.c (rtx_format): Likewise.
6672 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
6673 (init_rtl): Use accessor macro, not `rtx_format'.
6675 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
6678 * caller-save.c (mark_referenced_regs): Likewise.
6680 * combine.c (subst, make_compound_operation, known_cond,
6681 gen_rtx_combine, update_table_tick, get_last_value_validate,
6682 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
6684 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
6685 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
6686 count_reg_usage): Likewise.
6688 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
6691 * final.c (leaf_renumber_regs_insn): Likewise.
6693 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
6694 dump_edge_info, count_reg_references): Likewise.
6696 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
6697 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
6700 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
6701 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
6702 add_label_notes): Likewise.
6704 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
6705 clear_struct_flag, count_sub_rtxs, count_alternatives,
6706 compares_alternatives_p, contained_in_p, walk_attr_value,
6707 write_expr_attr_cache): Likewise.
6709 * genconfig.c (walk_insn_part): Likewise.
6711 * genemit.c (max_operand_1, gen_exp): Likewise.
6713 * genextract.c (walk_rtx): Likewise.
6715 * genflags.c (num_operands): Likewise.
6717 * genoutput.c (scan_operands): Likewise.
6719 * genpeep.c (match_rtx): Likewise.
6721 * genrecog.c (add_to_sequence): Likewise.
6723 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
6726 * integrate.c (save_constants, copy_for_inline,
6727 copy_rtx_and_substitute, subst_constants, restore_constants):
6730 * jump.c (mark_jump_label, invert_exp, redirect_exp,
6731 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
6733 * local-alloc.c (contains_replace_regs, memref_referenced_p):
6736 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
6737 add_label_notes, replace_call_address, count_nonfixed_reads,
6738 invariant_p, find_single_use_in_loop, find_mem_givs,
6739 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
6742 * print-rtl.c (reg_names, print_rtx): Likewise.
6744 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
6746 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
6747 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
6748 print_blocks): Likewise.
6750 * regclass.c (fix_register, record_address_regs,
6751 reg_scan_mark_refs): Likewise.
6753 * regmove.c (stable_but_for_p): Likewise.
6755 * reload.c (loc_mentioned_in_p, operands_match_p,
6756 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
6757 copy_replacements, refers_to_regno_for_reload_p,
6758 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
6759 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
6762 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
6763 delete_address_reloads_1, count_occurrences,
6764 reload_cse_mem_conflict_p, reload_combine_note_use,
6765 add_auto_inc_notes): Likewise.
6767 * resource.c (mark_referenced_resources, mark_set_resources):
6770 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
6771 reg_mentioned_p, regs_set_between_p, modified_between_p,
6772 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
6773 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
6774 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
6775 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
6777 * sched.c (sched_analyze_2, attach_deaths): Likewise.
6779 * stupid.c (stupid_mark_refs): Likewise.
6781 * unroll.c (remap_split_bivs): Likewise.
6783 * varasm.c (mark_constants): Likewise.
6785 * a29k/a29k.c (uses_local_reg_p): Likewise.
6787 * alpha/alpha.c (summarize_insn): Likewise.
6789 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
6790 eliminate_lr2ip): Likewise.
6792 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
6794 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
6795 reg_mentioned_in_mem): Likewise.
6797 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
6798 symbolic_reference_mentioned_p): Likewise.
6800 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
6802 * sh/sh.c (regs_used, mark_use): Likewise.
6804 * vax/vax.c (vax_rtx_cost): Likewise.
6806 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6808 * machmode.h (mode_name): Constify a char*.
6810 * rtl.c (mode_name): Likewise.
6812 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
6814 * optabs.c (init_libfuncs): Constify a char*.
6816 * print-tree.c (mode_name): Remove redundant declaration.
6817 (print_node): Use accessor macro, not `mode_name'.
6819 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
6821 (new_spill_reg): Constify a char*.
6823 * tree.c (mode_name): Remove redundant declaration.
6825 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6827 * rtl.c (rtx_name): Constify a char*.
6829 * rtl.h (rtx_name, fix_sched_param): Likewise.
6831 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
6832 (mypr): Use accessor macro, not `rtx_name'.
6834 * genemit.c (print_code): Constify a char*.
6836 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
6838 * genpeep.c (print_code): Constify a char*.
6840 * genrecog.c (print_code): Likewise.
6842 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
6843 end_bb): Add static prototype.
6844 (draw_edge): Constify a char*.
6845 (end_bb): Remove unused parameter.
6847 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
6848 print_block_visualization): Constify a char*.
6850 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
6852 * c-common.c (c_get_alias_set): Update comment.
6854 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6856 * linux.h (LIB_SPEC): Added.
6858 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6860 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
6862 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
6864 * tree.c (expr_check): Fix typo in last change.
6866 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
6868 * rtl.def (NOTE): Change format to "iuu0n".
6869 (ADDR_DIFF_VEC): Change format to "eEee0".
6870 (ADDRESSOF): Change format to "eit".
6872 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
6873 (RTVEC_ELT): Change to match.
6874 (XVECEXP): Use XVEC and RTVEC_ELT.
6875 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
6876 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
6877 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
6878 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
6879 TRAP_CONDITION, TRAP_CODE): Use XEXP.
6880 (INTVAL): Use XWINT.
6881 (ADDRESSOF_DECL): Use XTREE.
6882 (SET_ADDRESSOF_DECL): Delete.
6883 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
6884 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
6885 ifdefed out since 2.6 at least.
6886 (gen_rtvec_vv): Delete prototype.
6888 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
6890 (copy_most_rtx): Handle 't' format letter.
6891 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
6892 (gen_rtvec_vv): Delete function. All callers changed to use
6893 gen_rtvec_v instead.
6894 * print-rtl.c (print_rtx): Move special casing of NOTEs to
6895 the '0' format letter.
6897 * function.c (gen_mem_addressof): Don't use
6898 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
6900 * integrate.c (copy_rtx_and_substitute): Likewise.
6901 Copy 't' slots with XTREE.
6902 (subst_constants): Treat 't' slots like '[swi]' slots.
6903 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
6904 * jump.c (rtx_equal_for_thread_p): Likewise.
6905 * rtlanal.c (rtx_equal_p): Likewise.
6906 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
6907 only four arguments.
6908 * gengenrtl.c (type_from_format): Provide correct types for
6912 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
6913 If a recent gcc is in use (always in stage2 and beyond), use
6914 statement expressions, so we don't make a function call unless
6915 the check fails. Evaluate arguments exactly once.
6916 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
6917 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
6919 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
6920 they evaluate their arguments exactly once, irrespective of
6921 the compiler in use.
6923 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
6924 is used by the currently-enabled check macros. This is:
6925 (tree_check_failed, tree_class_check_failed): For gcc.
6926 (tree_check, tree_class_check, cst_or_constructor_check,
6927 expr_check): For other compilers.
6929 * gencheck.c: Do not define any *_CHECK1 macros.
6931 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
6932 Mark Mitchell <mark@codesourcery.com>
6934 * c-common.c (c_get_alias_set): Fix support for poitners and
6937 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
6939 * alias.c: Include tree.h.
6940 (nonlocal_reference_p, mark_constant_function): New functions.
6941 * flow.c (life_analysis): Call mark_constant_function.
6942 * rtl.h (mark_constant_function): Declare it.
6944 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
6946 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
6947 unrecognisable switches.
6949 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6951 * loop.c (recombine_givs): Set ix field after sorting.
6952 (recombine_givs): Remove bogus index / giv lockstep looping.
6954 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6956 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
6958 (emit_store_flag_force): Use do_compare_rtx_and_jump.
6959 (do_cmp_and_jump): Formatting fixes.
6960 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
6961 do_compare_rtx_and_jump instead of compare_from_rtx.
6962 (do_compare_rtx_and_jump): New function; mostly copied from
6964 (do_jump_for_compare): Delete.
6965 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
6967 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
6968 of compare/do_jump_for_compare pairs.
6969 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
6970 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
6971 compare_from_rtx/do_jump_for_compare pairs.
6972 (do_jump_by_parts_equality): Likewise.
6973 (do_jump_by_parts_equality_rtx): Likewise.
6974 * expr.h (do_compare_rtx_and_jump): Declare.
6975 * optabs.c (prepare_cmp_insn): New function, contains most of the code
6976 that used to be in emit_cmp_insn.
6977 (cmp_available_p): New function.
6978 (prepare_operand): New function.
6979 (emit_cmp_and_jump_insn_1): New function, contains some code that used
6980 to be in emit_cmp_insn.
6981 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
6982 parameters to be pointers; don't emit final compare but modify some of
6983 the values pointed to by the args so the caller can perform the
6985 (expand_binop): Call emit_store_flag_force with signed forms of
6987 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
6988 emit_jump_insn pair.
6989 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
6990 emit_cmp_and_jump_insn_1. Call emit_queue.
6991 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
6993 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
6994 jump sets cc0 before deleting it.
6995 * integrate.c (expand_inline_function): Likewise.
6996 * unroll.c (unroll_loop): Similar changes in several places.
6997 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7000 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7002 * Makefile.in (insn-recog.o): Update dependencies.
7003 * genrecog.c (main): Make generated file include "function.h".
7005 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7007 * cse.c (cse_insn): Call never_reached_warning when a jump is
7008 changed to be unconditional.
7009 * flags.h: Declare warn_notreached.
7010 * flow.c (delete_block): Call never_reached_warning when
7012 * jump.c (delete_barrier_successors): Call never_reached_warning
7013 when we delete everything after a BARRIER.
7014 (never_reached_warning): New function.
7015 * rtl.h: Declare never_reached_warning.
7016 * toplev.c (warn_notreached): New variable.
7017 (lang_independent_options): Set warn_notreached
7018 when -Wunreachable-code.
7019 (compile_file): We need line numbers for -Wunreachable-code.
7021 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7023 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7024 * sched.c (insn_unit): Likewise.
7026 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7028 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7030 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7032 * flow.c (create_edge_list): Use xmalloc, not malloc.
7034 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7036 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7037 C-style comments. Do not lose the character before double slash.
7039 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7041 * basic-block.h (struct edge_list): Stucture to maintain a vector
7043 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7044 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7045 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7046 New function prototypes.
7047 * flow.c (create_edge_list): Function to create an edge list.
7048 (free_edge_list): Discards memory used by an edge list.
7049 (print_edge_list): Debug output showing an edge list.
7050 (verify_edge_list): Internal consistency check for an edge list.
7051 (find_edge_index): Function to find an edge index for a pred and succ.
7053 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7055 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7058 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7060 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7062 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7064 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7066 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7068 * toplev.c (rest_of_compilation): Allow machine dependent
7069 reorganisation pass to place information into the RTL dump
7070 file if it so wishes.
7072 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7074 * explow.c (hard_function_value): Use VOIDmode instead of
7076 * stmt.c (expand_return): Likewise.
7077 * stor-layout.c (get_best_mode): Likewise.
7079 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7080 emit call instead of emit_insn call.
7082 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7084 * configure.in: Handle --disable/enable-win32-registry.
7085 * install.texi: Document --disable/enable-win32-registry.
7086 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7087 (WIN32_REGISTRY_KEY): New macro.
7088 * prefix.c: Use to enable/disable win32-specific code.
7089 (lookup_key): Use versioned key.
7090 * configure: Regenerate.
7091 * config.in: Likewise.
7093 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7095 * cpplib.c (read_line_number): New fn, split out of...
7098 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7100 tree.c (lang_unsave_expr_now) : New.
7101 (unsave_expr_now): Call lang_unsave_expr_now.
7102 tree.h (lang_unsave_expr_now) : New.
7104 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7106 * toplev.c (flag_new_exceptions): On by default.
7108 1999-08-13 Michael Meissner <meissner@cygnus.com>
7110 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7112 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7114 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7115 INTEGER_TYPE with precision==1, it's __java_boolean.
7117 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7119 * global.c (prune_preferences): Move some invariants out of the
7122 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7124 * configure.in (alpha*-dec-osf*): Add osf5.
7126 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7128 * configure.in: Rework handling of ARM GNU/Linux slightly.
7129 (arm*-*-linux-gnuoldld): New target.
7130 * configure: Regenerate.
7131 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7132 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7133 * config/arm/linux-oldld.h: New file.
7134 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7135 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7137 * config/arm/linux-elf.h (ASM_SPEC): Define.
7138 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7139 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7140 for 26-bit APCS and old linker.
7141 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7143 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7144 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7145 don't define `arm' or `arm_elf'.
7146 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7147 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7149 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7151 * rtl.texi: Fix typo.
7153 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7155 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7157 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7159 * extend.texi (C++ Signatures): Remove node.
7160 * invoke.texi: Remove discussion of -fhandle-signatures,
7161 signature, sigof, __signature__, and __sigof__.
7163 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7165 * Makefile.in (JAVAGC): Removed.
7167 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7169 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7171 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7173 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7175 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7177 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7178 a register that is already known to be a pointer.
7180 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7182 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7183 * fixinc/inclhack.sh: Regenerated.
7184 * fixinc/fixincl.sh: Regenerated.
7186 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7188 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7189 Fix documentation of -ansi flag to describe its C++ behavior.
7190 Remove bogus reference to GCC 2.9.
7192 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7194 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7195 note if it is non-NULL.
7197 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7199 * except.h (eh_nesting_info): Add new structure defintion.
7200 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7201 (reachable_handlers, update_rethrow_references): Add function
7203 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7204 a rethrow symbol instead of an integer exception region number.
7205 * flow.c (Make_edges): Use new exception nesting routines to determine
7206 which handlers are reachable from a CALL or asynchronous insn.
7207 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7209 (delete_eh_regions): Update rethrow labels, and don't delete
7210 regions which are the target of a rethrow.
7211 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7212 avoid overloading the SYMBOL_REF_USED flag.
7213 (rethrow_symbol_map): Use new rethrow_ref field.
7214 (rethrow_used): Use new rethrow_ref field.
7215 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7216 of an integer. Fix formatting.
7217 (output_exception_table_entry): Use new rethrow_ref field.
7218 (can_throw): Check for EH_REGION_NOTE before deciding
7219 whether a CALL can throw or not.
7220 (scan_region): Call rethrow_used() instead of accessing data structure.
7221 (update_rethrow_references): New function to make sure only regions
7222 which are still targets of a rethrow are flagged as such.
7223 (process_nestinfo): New static function to initialize a handler
7224 list for a specific region.
7225 (init_eh_nesting_info): New function to allocate and initialize
7226 the list of all EH handlers reachable from all regions.
7227 (reachable_handlers): New function to retrieve the list of handlers
7228 reachable from a specific region and insn.
7229 (free_eh_nesting_info): New function to dispose of a list of
7232 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7234 * flow.c (split_edge): Set JUMP_LABEL field.
7235 (commit_one_edge_insertion): Set head correctly for insert_before.
7236 When inserting insns, update insn block numbers if allocated.
7238 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7240 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7241 retry_incomplete_types): Add static prototype.
7242 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7243 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7244 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7245 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7246 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7249 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7250 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7252 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7254 * output.h (assemble_name): Constify a char*.
7256 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7257 assemble_variable, assemble_name): Likewise.
7259 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7261 * arm/pe.c (arm_pe_unique_section): Likewise.
7263 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7265 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7267 * i386/interix.c (i386_pe_unique_section): Likewise.
7269 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7271 * i386/winnt.c (i386_pe_unique_section): Likewise.
7273 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7275 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7277 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7279 * pa/pa.c (output_call): Likewise.
7281 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7283 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7285 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7288 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7291 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7293 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7294 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7296 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7298 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7300 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7302 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7304 * tree.h (lang_identify): Constify a char*.
7305 (print_error_function): Add extern prototype. Constify a char*.
7307 * c-lang.c (lang_identify): Constify a char*.
7309 * objc/objc-act.c (lang_identify): Constify a char*.
7311 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7313 * genpeep.c (main): Make generated file include "function.h".
7314 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7316 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7318 * Makefile.in: Update dependencies.
7319 * alias.c: Include "function.h"
7320 * c-decl.c: Likewise.
7321 * caller-save.c: Likewise.
7322 * calls.c: Likewise.
7323 * combine.c: Likewise.
7325 * explow.c: Likewise.
7326 * final.c: Likewise.
7327 * global.c: Likewise.
7328 * graph.c: Likewise.
7329 * local-alloc.c: Likewise.
7331 * optabs.c: Likewise.
7332 * profile.c: Likewise.
7333 * recog.c: Likewise.
7334 * regclass.c: Likewise.
7335 * regmove.c: Likewise.
7336 * reload.c: Likewise.
7337 * reorg.c: Likewise.
7338 * resource.c: Likewise.
7339 * sched.c: Likewise.
7340 * stupid.c: Likewise.
7341 * config/1750a/1750a.c: Likewise.
7342 * config/a29k/a29k.c: Likewise.
7343 * config/arc/arc.c: Likewise.
7344 * config/arm/arm.c: Likewise.
7345 * config/arm/thumb.c: Likewise.
7346 * config/c4x/c4x.c: Likewise.
7347 * config/clipper/clipper.c: Likewise.
7348 * config/convex/convex.c: Likewise.
7349 * config/fx80/fx80.c: Likewise.
7350 * config/i860/i860.c: Likewise.
7351 * config/m68k/m68k.c: Likewise.
7352 * config/m88k/m88k.c: Likewise.
7353 * config/mips/mips.c: Likewise.
7354 * config/pdp11/pdp11.c: Likewise.
7355 * config/pyr/pyr.c: Likewise.
7356 * config/romp/romp.c: Likewise.
7357 * config/sh/sh.c: Likewise.
7358 * config/tahoe/tahoe.c: Likewise.
7359 * config/vax/vax.c: Likewise.
7360 * config/we32k/we32k.c: Likewise.
7361 * config/sparc/sparc.c: Include "function.h".
7362 (mem_min_alignment): Test current_function rather than
7363 regno_pointer_align.
7364 * config/pa/pa.c: Likewise.
7365 (compute_frame_size): Delete declaration of
7366 current_function_outgoing_args_size.
7367 * config/arc/arc.h (current_function_varargs): Delete declaration.
7368 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
7370 * config/i370/i370.h (current_function_outgoing_args_size): Delete
7372 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
7373 current_function_uses_pic_offset_table.
7374 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
7375 of current_function_returns_pointer.
7376 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7377 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7378 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7379 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7380 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7381 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7382 * config/m88k/m88k.c: Include "function.h"
7383 (call_used_regs, current_function_pretend_args_size,
7384 current_function_outgoing_args_size, frame_pointer_needed): Delete
7386 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
7388 * config/mips/mips.h (current_function_calls_alloca): Delete
7390 * config/mn10200/mn10200.h (current_function_needs_context,
7391 rtx_equal_function_value_matters): Delete declarations.
7392 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
7393 flag_pic): Delete declarations.
7394 * config/pa/pa.h (current_function_pretend_args_size,
7395 current_function_decl): Delete declarations.
7396 * config/pa/som.h (current_function_varargs): Delete declaration.
7397 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
7399 * config/pyr/pyr.h (current_function_pretend_args_size,
7400 current_function_args_size, current_function_calls_alloca): Delete
7402 * config/sh/sh.h (current_function_varargs): Delete declaration.
7403 * config/sparc/sparc.h (current_function_outgoing_args_size,
7404 current_function_calls_alloca, current_function_decl): Delete
7406 * config/spur/spur.h (current_function_pretend_args_size,
7407 current_function_calls_alloca): Delete declarations.
7408 * config/v850/v850.c (current_function_outgoing_args_size): Delete
7410 * config/vax/vms.h (current_function_name): Delete declaration.
7411 * gcse.c: Include "function.h".
7412 (current_function_name, current_function_calls_setjmp): Delete
7414 * haifa-sched.c: Include "function.h".
7415 (forced_labels): Delete declaration.
7417 * reg-stack.c: Likewise.
7418 * reload1.c: Likewise.
7419 * genemit.c (main): Make generated file include function.h.
7420 * genoutput.c (output_prologue): Likewise.
7422 * builtins.c (saveregs_value, apply_args_value): Delete variables.
7423 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
7424 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
7425 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
7426 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
7427 macros for some of them.
7428 (emit_filename, emit_lineno): Delete declarations.
7429 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
7430 regno_pointer_* variables through current_function.
7431 (gen_inline_header_rtx): Delete function.
7432 (save_emit_status): Delete function.
7433 (set_new_last_label_num): New function.
7434 (clear_emit_caches): New function.
7435 (restore_emit_status): Just clear last_labelnum and call
7437 (get_last_insn_anywhere): Variable sequence_stack is now accessed
7438 through macro seq_stack.
7439 (add_insn_after): Likewise.
7440 (add_insn_before): Likewise.
7441 (remove_insn): Likewise.
7442 (pop_topmost_sequence): Likewise.
7443 (in_sequence_p): Likewise.
7444 (start_sequence_for_rtl_expr): Likewise.
7445 (start_sequence): Likewise, and likewise for
7446 sequence_rtl_expr/seq_rtl_expr.
7447 (push_topmost_sequence): Likewise.
7448 (end_sequence): Likewise.
7449 (init_virtual_regs): Now takes a "struct emit_status *" argument.
7450 All callers changed. Store into that pointer instead of globals.
7451 (init_emit): Allocate emit elt of current_function.
7452 Changes for sequence_rtl_expr/sequence_stack renaming.
7453 Call clear_emit_caches instead of doing it in-line.
7454 Access regno_pointer_* variables through current_function.
7455 (init_emit_once) Don't clear sequence_stack.
7457 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
7459 (arg_pointer_save_area): Delete declaration.
7460 (finish_expr_for_function): Renamed from init_queue; no longer static.
7461 (init_expr): Don't call init_queue.
7462 (save_expr_status, restore_expr_status): Delete functions.
7463 (expand_expr): Changes to reflect new layout of struct function.
7464 Don't access current_function_check_memory_usage when current_function
7466 * expr.h (forced_labels, save_expr_regs, saveregs_value,
7467 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
7468 current_function_outgoing_args_size, current_function_arg_offset_rtx,
7469 current_function_uses_const_pool, function_call_count,
7470 current_function_uses_pic_offset_table, nonlocal_labels,
7471 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
7472 current_function_check_memory_usage, nonlocal_goto_handler_slots,
7473 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
7475 (finish_expr_for_function): Declare.
7476 * flags.h (current_function_has_nonlocal_label,
7477 current_function_has_nonlocal_goto, current_function_is_thunk,
7478 current_function_has_computed_jump): Delete declarations.
7479 * flow.c (forced_labels): Delete declaration.
7480 * function.c (current_function_pops_args,
7481 current_function_returns_struct, current_function_returns_pcc_struct,
7482 current_function_needs_context, current_function_calls_setjmp,
7483 current_function_calls_longjmp, current_function_has_nonlocal_label,
7484 current_function_has_nonlocal_goto, current_function_is_thunk,
7485 current_function_has_computed_jump, current_function_calls_alloca,
7486 current_function_contains_functions, current_function_returns_pointer,
7487 current_function_epilogue_delay_list, current_function_args_size,
7488 current_function_pretend_args_size, current_function_arg_offset_rtx,
7489 current_function_outgoing_args_size, current_function_varargs,
7490 current_function_stdarg, current_function_args_info, cleanup_label,
7491 current_function_name, current_function_uses_const_pool,
7492 current_function_instrument_entry_exit, current_function_return_rtx,
7493 current_function_uses_pic_offset_table, nonlocal_labels,
7494 current_function_internal_arg_pointer, current_function_cannot_inline,
7495 current_function_check_memory_usage, function_call_count,
7496 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
7497 nonlocal_goto_stack_level, return_label, save_expr_regs,
7498 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
7499 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
7500 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
7501 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
7502 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
7504 (push_function_context_to): Don't save them. Don't call
7505 save_storage_status, save_emit_status or save_expr_status.
7506 (pop_function_context_from): Don't restore them. Don't call
7507 restore_storage_status or restore_expr_status.
7508 (get_func_frame_size): New function.
7509 (get_frame_size): Use it.
7510 (assign_outer_stack_local): Reflect some member name changes in struct
7512 (put_reg_into_stack): Likewise.
7513 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
7515 (fixup_var_refs): Likewise.
7516 (fix_lexical_addr): Likewise.
7517 (trampoline_address): Likewise.
7518 (prepare_function_start): Clear field inlinable of current_function.
7519 (init_function_for_compilation): New function.
7520 (expand_dummy_function_end): New function.
7521 (expand_function_end): Call finish_expr_for_function.
7522 * function.h (struct emit_status): New; fields moved here from struct
7523 function and from global variables. Add accessor macros for some of
7525 (struct expr_status): Likewise.
7526 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
7527 (struct function): Add fields expr and emit, inlinable, inl_emit,
7528 original_arg_vector, original_decl_initial, inl_last_parm_insn,
7529 inl_max_label_num. Add many comments.
7530 Add accessor macros for all elts of struct function that no longer
7531 have a global variable.
7532 (cleanup_label, return_label, frame_offset, tail_recursion_label,
7533 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
7534 stack_slot_list): Delete declarations.
7535 (get_func_frame_size): Declare.
7536 (save_expr_status, restore_expr_status, save_emit_status,
7537 save_storage_status, restore_storage_status): Delete declarations.
7538 (init_virtual_regs): Declare.
7539 * output.h (current_function_pops_args,
7540 current_function_returns_struct, current_function_returns_pcc_struct,
7541 current_function_needs_context, current_function_calls_setjmp,
7542 current_function_calls_longjmp, current_function_calls_alloca,
7543 current_function_has_nonlocal_label, current_function_varargs,
7544 current_function_has_computed_jump, current_function_returns_pointer,
7545 current_function_contains_functions, current_function_args_size,
7546 current_function_pretend_args_size, current_function_stdarg,
7547 current_function_outgoing_args_size, current_function_args_info,
7548 current_function_name, current_function_return_rtx,
7549 current_function_epilogue_delay_list,
7550 current_function_uses_const_pool, current_function_cannot_inline):
7551 Delete declarations.
7552 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
7553 regno_reg_rtx): Delete declaration.
7554 (REGNO_POINTER_FLAG): Delete macro.
7555 * stmt.c (expand_goto): Changes to reflect that some fields in struct
7556 function were renamed.
7557 * stor-layout.c (save_storage_status, restore_storage_status): Delete
7559 * toplev.c: Include "function.h".
7560 (current_function_decl): Delete declaration.
7561 (compile_file): Call init_dummy_function_start and
7562 expand_dummy_function_end around some initializations that need to
7564 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
7565 Call init_function_for_compilation.
7566 * unroll.c: Include "function.h"
7567 (unroll_loop): Access regno_pointer_* variables through
7570 * tree.h (struct tree_decl): Add elt f to saved_insns member.
7571 (DECL_SAVED_INSNS): use it.
7572 (expand_dummy_function_end): Declare.
7573 (init_function_for_compilation): Declare.
7574 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
7575 that it's no longer an INLINE_HEADER.
7576 (expand_call): Likewise.
7577 * integrate.c (finish_inline): Delete function.
7578 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
7579 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
7580 args. Don't generate an INLINE_HEADER rtx, just return the arg
7581 vector. All callers changed.
7582 (save_for_inline_copying): Create a duplicate struct emit_status to
7583 hold the emit state for compiling the current function. Use this and
7584 the other new fields in struct function that are for integration
7585 instead of an INLINE_HEADER.
7586 Use memcpy instead of bcopy.
7587 Store the current struct function in DECL_SAVED_INSNS of fndecl.
7588 (save_for_inline_nocopy): Similar changes, except no new emit_status
7590 (expand_inline_function): Get information from function structure,
7591 not from an inline header rtx.
7592 (output_inline_function): Lose code to extract the necessary
7593 information from an inline header; simply put back the function
7594 structure into current_function. Clear its inlinable elt.
7595 * rtl.def (INLINE_HEADER): Delete.
7596 * rtl.h: Delete all accessors for an INLINE_HEADER.
7597 (gen_inline_header_rtx): Delete declaration.
7598 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
7599 Delete declarations.
7600 (REGNO_POINTER_ALIGN): Delete.
7601 (clear_emit_caches): Declare.
7602 (set_new_last_label_num): Declare.
7604 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
7606 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
7608 * except.c (expand_eh_region_start_for_decl): Always start a new block.
7609 * stmt.c (is_eh_region): Make sure current_function is present, too.
7611 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
7613 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
7614 for 64bit PA targets.
7616 * pa.h (SELECT_SECTION): Define.
7617 * som.h (SELECT_SECTION): Delete.
7619 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7621 * alias.c (init_alias_analysis): Wrap call to
7622 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
7624 1999-08-07 Bruce Korb <autogen@linuxbox.com>
7626 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
7627 <sys/asm.h> contains an asm comment with an apostrophe
7628 * fixinc/inclhack.sh: regen
7629 * fixinc/fixincl.x: regen
7631 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
7633 * function.c (init_function_start): Clear prologue & epilogue.
7634 (prologue_epilogue_contains): New function.
7635 * alias.c (init_alias_analysis): Use it.
7636 * rtl.h (prologue_epilogue_contains): Declare it.
7638 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
7640 * jump.c (onlyjump_p): New function.
7641 * rtl.h: Declare it.
7642 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
7643 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
7645 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
7647 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
7648 to invert loops. Simplify block scanning.
7650 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7652 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
7653 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
7655 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
7657 * config/sparc/liteelf.h: New file to support sparclite-elf target
7658 * config/sparc/t-sp86x: New file to support sparc86x targets
7659 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
7660 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
7661 * configure.in: Support above target triplets
7662 * configure: Regenerated
7664 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
7666 * fixinc/server.c (server_setup): Do not prefix function used as
7669 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
7671 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
7672 Remove fp reg alternatives.
7674 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
7676 * Makefile.in (TAROUTOPTS): Kill.
7677 (install-headers-tar): Use "xpf" for tar headerfile extraction
7678 * i370/x-oe (TAROUTOPTS): Delete.
7679 * m68k/x-apollo68 (TAROUTOPTS): Delete.
7680 * m68k/x-hp320 (TAROUTOPTS): Delete.
7681 * m68k/x-hp320g (TAROUTOPTS): Delete.
7682 * gcc.texi: Update bug reporting text.
7684 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7686 * reg-stack.c (change_stack) Fixed problem with negative array index.
7688 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
7690 * extend.texi, install.texi: Fix spelling mistakes.
7692 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
7693 (s-attrtab); No longer try to use pre-made insn-attrtab file.
7694 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
7696 * mips/t-ecoff: Likewise.
7697 * mips/t-elf: Likewise.
7698 * mips/t-mips: Likewise.
7699 * mips/t-osfrose: Likewise.
7700 * mips/t-r3900: Likewise.
7701 * mips/t-svr3: Likewise.
7702 * mips/t-svr4: Likewise.
7703 * mips/t-ultrix: Likewise.
7705 * gcc.texi: Document recommend means to provide software floating
7706 point libraries in libgcc.a
7708 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
7710 * c-lex.c (yylex): We can have a number with no digits.
7712 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
7714 * jump.c (delete_prior_computation): New function, broken
7715 out of delete_computation. Check for side effects with
7716 side_effects_p instead of FIND_REG_INC_NOTE. Handle
7717 multi-word hard registers.
7718 (delete_computation): Use it. Check for side effects with
7719 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
7720 missing REG_DEAD note for a register which is both set and
7723 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
7725 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
7726 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
7727 (ASM_FILE_START): Import _mcount with the right type.
7728 (ASM_DECLARE_FUNCTION_NAME): Define.
7729 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7730 * pa.c (output_function_prologue): Always emit the function's label
7732 * pa.h (TEXT_SPACE_P): Define.
7733 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7734 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
7735 * som.h (TEXT_SPACE_P): Delete.
7736 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7737 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
7739 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
7741 * expr.c (emit_group_load): Allow src to be a CONCAT.
7743 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7745 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
7746 (___mulsi3): Use '!' comment character.
7748 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7750 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
7752 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
7754 * gcc.c: Update URLs and mail addresses.
7755 * gcc.texi: Likewise.
7757 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
7759 * rs6000.c (current_file_function_operand): Return zero for
7761 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
7763 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
7766 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
7768 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
7769 allocate space in the stack frame for the PIC register.
7771 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
7773 * m68k.md (xordi3, anddi3): These patterns are not available on
7776 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
7778 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
7779 (PUT_REAL): Likewise.
7781 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7783 * final.c (shorten_branches): Don't add an alignment for loops
7784 that have no label inside.
7786 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7788 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
7789 prototypes in macro HAVE_cmpstrsi.
7791 * cpplib.c (cpp_get_token): Remove unused label `op3'.
7793 * emit-rtl.c (operand_subword): Remove unused variable
7796 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
7798 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
7800 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
7802 * cpphash.c (macroexpand): Delete leading whitespace when arg
7803 is concatenated before.
7804 (unsafe_chars): Correct test for whether + and - can extend a
7807 * cppinit.c (cpp_start_read): Do dependencies for
7808 -include/-imacros files also.
7810 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
7811 tokenizing non-directive lines.
7812 (cpp_expand_to_buffer): Temporarily disable no-output mode.
7813 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
7816 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7818 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
7820 * c-lex.c: Sync with C++ frontend.
7821 (linemode): New variable.
7822 (parse_float): imag, conversion_errno, and type are output only.
7823 (yylex): Adjust. Move initial '.' case into main switch.
7825 (handle_generic_pragma): Just deal with tokens.
7826 (readescape): Use ISXDIGIT and ISGRAPH.
7827 * c-parse.in: Add END_OF_LINE token.
7829 * c-lex.c (lang_init): Generalize.
7830 (nextchar): Remove. Replace uses with UNGETC.
7831 (skip_white_space): Handle linemode here. Optimize for cpplib.
7832 (skip_white_space_on_line): Remove.
7833 (extend_token_buffer_to): New fn.
7834 (extend_token_buffer): Use it.
7835 (read_line_number, check_newline): Just deal with tokens.
7836 (token_getch, token_put_back): New fns.
7837 (yylex): Use them. More cpplib optimizations. Simplify.
7839 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7840 Jason Merrill <jason@yorick.cygnus.com>
7842 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
7843 (consume_string): Make this smart about USE_CPPLIB.
7844 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
7845 (yylex): Rewrite to be intelligent about USE_CPPLIB.
7846 Also, clean up cases where we redundantly set token_buffer[0].
7847 (read_line_number): New fn.
7848 (ignore_escape_flag): New variable.
7850 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
7852 * a29k/t-a29kbare: Fix some comments.
7853 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7854 (FPBIT, DPBIT): Define.
7855 * a29k/t-vx29k: Likewise.
7856 * arc/t-arc: Likewise.
7857 * arm/t-arm-elf: Likewise.
7858 * arm/t-bare: Likewise.
7859 * arm/t-pe: Likewise.
7860 * arm/t-pe-thumb: Likewise.
7861 * arm/t-semi: Likewise.
7862 * arm/t-thumb: Likewise.
7863 * arm/t-thumb-elf: Likewise.
7864 * arm/t-thumb-linux: Likewise.
7865 * h8300/t-h8300: Likewise.
7866 * i960/t-i960: Likewise.
7867 * i960/t-vxworks960: Likewise.
7868 * m32r/t-m32r: Likewise.
7869 * mips/t-ecoff: Likewise.
7870 * mips/t-elf: Likewise.
7871 * mips/t-r3900: Likewise.
7872 * pa/t-pro: Likewise.
7873 * rs6000/t-aix43: Likewise.
7874 * rs6000/t-beos: Likewise.
7875 * rs6000/t-newas: Likewise.
7876 * rs6000/t-ppccomm: Likewise.
7877 * rs6000/t-rs6000: Likewise.
7878 * rs6000/t-winnt: Likewise.
7879 * rs6000/t-xnewas: Likewise.
7880 * rs6000/t-xrs6000: Likewise.
7881 * sh/t-sh: Likewise.
7882 * sparc/t-elf: Likewise.
7883 * sparc/t-sparcbare: Likewise.
7884 * sparc/t-sparclite: Likewise.
7885 * sparc/t-splet: Likewise.
7886 * v850/t-v850: Likewise.
7887 * mn10200/t-mn10200: Fix comments.
7888 * mn10300/t-mn10300: Likewise.
7890 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
7891 dummy operand. Allocate a new pseudo for the dummy operand.
7892 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
7894 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
7896 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
7898 * configure: Rebuilt.
7899 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
7901 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
7903 * recog.c (preproces_constraints): Zero recog_op_alt before
7904 processing the constraints.
7906 * arm.c (typedef minipool_node): Renamed from pool_node.
7907 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
7908 (add_minipool_constant): New function.
7909 (dump_minipool): New function.
7910 (find_barrier): Remove special case for getting the insn size of
7911 an insn that references the constant pool.
7912 (minipool_fixup): New structure.
7913 (push_minipool_barrier): New function.
7914 (push_minipool_fix): New function.
7915 (note_invalid_constants): New function.
7916 (add_pool_constant, dump_table, fixit, broken_move): Delete.
7917 (arm_reorg): Rewrite code to fix up the constant pool into a
7918 series of mini-pools embedded in the insn stream.
7919 (arm_output_epilogue): New function, made mainly from the body
7920 of output_func_epilogue.
7921 (output_func_epilogue): Move insn generation part of epilogue code
7922 to arm_output_epilogue.
7923 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
7924 * arm.md (pool_range): New attribute.
7925 (zero_extendqidi2): Add attribute pool_range.
7926 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
7927 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
7928 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
7929 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
7930 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
7931 (epilogue): New expand.
7932 (epilogue_insn): New insn. Call arm_output_epilogue.
7934 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
7935 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
7937 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7939 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7941 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7943 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
7945 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
7947 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
7949 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
7951 * global.c: Fix comment.
7953 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
7955 * gcc.c (access_check): New static function.
7956 (find_a_file): Use it when searching a directory list.
7957 * collect2.c (find_a_file): Don't accept directories found when
7958 searching a directory list.
7960 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
7962 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
7963 function parameters with `&'.
7964 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
7966 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
7968 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
7969 or tidy_fallthru_edge if the last insn in the block is not
7970 an unconditional jump or a simple conditional jump.
7972 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7974 * Makefile.in (c-decl.o): Depends on defaults.h.
7976 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
7978 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
7980 (CLASS_MAX_NREGS): Likewise.
7982 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
7984 * cse.c (cse_insn): Fix dumb thinko in last change.
7986 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7988 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
7991 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
7993 * dwarf2out.c (add_location_or_const_value_attribute): Correct
7994 test for sizes of passed and declared parameter types.
7996 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7998 * fixincludes: Fix the return type of bsearch, char* -> void*.
8000 * fixinc/inclhack.def: Likewise.
8002 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8004 * invoke.texi (-fdump-translation-unit): New option.
8006 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8008 * expr.h (PROMOTE_PROTOTYPES): Move ...
8009 * defaults.h: ... to here.
8010 * c-decl.c: Include defaults.h instead of expr.h.
8011 * c-typeck.c: Include defaults.h.
8013 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8015 * toplev.h (errorcount): Declare.
8016 (warningcount): Likewise.
8017 (sorrycount): Likewise.
8018 * c-lex.c (errorcount): Don't declare.
8019 * dwarf2out.c (errorcount): Don't declare.
8021 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8023 * config/libgloss.h: Add a note discouraging use with ELF.
8024 * configure.in: Don't use libgloss.h for ELF targets.
8025 Always use_collect2 on a.out targets.
8027 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8029 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8030 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8032 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8034 * loop.c (strength_reduce): When doing biv->giv conversion, update
8035 reg note of NEXT->insn.
8037 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8039 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8041 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8043 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8044 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8045 Ensure expr.h is included.
8046 * c-typecheck.c (convert_arguments): Ditto.
8048 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8050 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8051 * config/convex/convex.h: Ditto.
8052 * config/dsp16xx/dsp16xx.h: Ditto.
8053 * config/fx80/fx80.h: Ditto.
8054 * config/gmicro/gmicro.h: Ditto.
8055 * config/i370/i370.h: Ditto.
8056 * config/i386/i386.h: Ditto.
8057 * config/m32r/m32r.h: Ditto.
8058 * config/m68k/m68k.h: Ditto.
8059 * config/m88k/m88k.h: Ditto.
8060 * config/mips/mips.h: Ditto.
8061 * config/pa/pa.h: Ditto.
8062 * config/pyr/pyr.h: Ditto.
8063 * config/tahoe/tahoe.h: Ditto.
8064 * config/we32k/we32k.h: Ditto.
8066 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8069 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8071 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8074 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8076 1999-08-02 Richard Henderson <rth@cygnus.com>
8078 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8079 for the register spill block.
8081 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8082 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8084 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8085 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8086 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8088 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8090 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8091 MAX_WCHAR_TYPE defined in sparc.h.
8092 * config/sparc/linuxaout.h: Likewise.
8093 * config/sparc/linux64.h: Likewise.
8094 Also default to -mvis if CPU is UltraSPARC.
8096 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8098 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8099 (RTX_OK_FOR_OLO10): Likewise.
8100 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8101 %lo(), allow it in addresses...
8102 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8103 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8104 does not make sense.
8105 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8106 (sparc_output_scratch_registers): New function.
8107 (output_function_prologue, sparc_flat_output_function_prologue): Use
8109 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8111 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8112 * configure.in: Add check for .register pseudo-op support in as and
8113 check for offsetable %lo().
8114 * acconfig.h: Add templates for the above checks.
8115 * configure: Regenerate.
8117 1999-08-02 Richard Henderson <rth@cygnus.com>
8119 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8120 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8121 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8123 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8125 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8128 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8130 * config/float-sparc.h: New file.
8131 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8132 sparc-*-linux-gnu and sparc64-*-linux*.
8134 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8136 * rs6000.c (rs6000_va_list): Type is an array.
8137 (rs6000_va_start): Don't doubly adjust for varargs.
8138 (rs6000_va_arg): Evaluate long long GPR adjustment.
8140 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8142 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8143 -maix64 and -maix32.
8144 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8145 LINK_SPEC): Change appropriately.
8146 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8147 (u_short_cint_operand): Likewise.
8148 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8150 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8152 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8154 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8156 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8158 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8159 (non_add_cint_operand): Likewise.
8160 (logical_operand): Likewise.
8161 (non_logical_cint_operand): Likewise.
8162 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8163 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8164 (rs6000_select_rtx_section): Suppress warning.
8165 (small_data_operand): Suppress warning.
8166 (rs6000_got_register): Suppress warning.
8167 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8168 type, so `J' is generally the wrong constraint for a SImode value;
8170 (andsi3_internal2): Likewise.
8171 (andsi3_internal3): Likewise.
8172 (iorsi3_internal1): Likewise.
8173 (xorsi3_internal1): Likewise.
8175 (movsf_softfloat): Likewise.
8176 (scc insns): Likewise.
8177 (movsi+2): Preserve sign bits of SImode constant.
8178 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8179 (movdf+1): Sign-extend properly.
8180 (movdi_32+1): Sign-extend properly.
8181 (scc insns): Sign-extend properly.
8183 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8186 1999-08-02 Richard Henderson <rth@cygnus.com>
8188 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8190 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8191 * alpha.md (all fp insns): Likewise.
8193 1999-08-02 Nick Clifton <nickc@cygnus.com>
8195 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8198 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8200 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8201 pic_load_label generator directly.
8202 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8203 No longer a named pattern.
8205 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8207 * explow.c (force_reg): Call force_operand if X does not
8208 satisfy general_operand.
8210 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8212 * fix-header.c (main): When testing for CONTINUED, use string
8213 equality, not pointer equality.
8215 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8217 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8219 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8221 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8222 that has become an unconditional jump.
8224 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8225 (output_function_epilogue): Similarly.
8227 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8229 * tree.h (init_dummy_function_start): Declare.
8231 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8233 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8234 last_expr_type, last_expr_value, block_start_count, block_stack,
8235 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8236 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8237 dynamically in stmt elt of struct function for each function.
8238 (struct nesting): Rename function_call_count elt to n_function_calls,
8239 target_temp_slot_level to block_target_temp_slot_level. All users
8241 (struct stmt_status): New structure definition.
8242 Add many accessor macros for stmt_status elements which previously
8243 were global variables.
8244 (init_stmt_for_function): Allocate stmt elt for current_function.
8245 Reflect that block_start_count was renamed to
8246 current_block_start_count.
8247 (save_stmt_status, restore_stmt_status): Delete functions.
8248 (preserve_subexpressions_p): Don't access loop_stack when outside
8250 (expand_start_bindings): Reflect that block_start_count was renamed to
8251 current_block_start_count.
8252 (expand_fixup): Likewise.
8253 (expand_decl): Don't access block_stack when outside a function.
8254 (expand_decl_cleanup): Likewise.
8255 (expand_dcc_cleanup): Likewise.
8256 (expand_dhc_cleanup): Likewise.
8257 (expand_anon_union_decl): Likewise.
8258 (set_file_and_line_for_stmt): New function.
8259 (in_control_zone_p): New function.
8261 * function.h (struct function): Add new elt stmt.
8262 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8263 case_stack, nesting_stack, nesting_depth, block_start_count,
8264 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8265 emit_lineno, goto_fixup_chain.
8266 (save_eh_status, restore_eh_status, save_stmt_status,
8267 restore_stmt_status): Delete declarations.
8268 * function.c (push_function_context_to): Don't call save_stmt_status.
8269 (pop_function_context_to): Don't call restore_stmt_status.
8270 * tree.h (in_control_zone_p): Declare.
8271 * rtl.h (set_file_and_line_for_stmt): Declare.
8273 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8274 call set_file_and_line_for_stmt.
8276 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8278 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8279 Also update copyright.
8281 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8283 * c-pragma.c: Don't include "except.h".
8284 * emit-rtl.c: Likewise.
8285 * stor-layout.c: Likewise.
8287 * varasm.c: Likewise.
8289 * flow.c: Include "function.h".
8290 * tree.h (init_dummy_function_start): Declare new function.
8292 * except.h (struct eh_status): New structure.
8293 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8295 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8296 catch_clauses, false_label_stack, caught_return_label_stack,
8297 protect_list, current_function_ehc): Add accessor macros for the
8298 corresponding fields in current_function->eh; delete declarations
8299 for all items that used to be declared here.
8300 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8301 catch_clauses, false_label_stack, caught_return_label_stack,
8302 protect_list, current_function_ehc): Delete variables.
8303 (init_eh_for_function): Allocate current_function->eh.
8304 (save_eh_status, restore_eh_status): Delete functions.
8306 * function.h (struct function): Add fields next_global and eh.
8307 Delete all exception handling related fields.
8308 * function.c (current_function): New variable.
8309 (all_functions): New variable.
8310 (push_function_context_to): Don't allocate a struct function,
8311 use current_function instead. Call init_dummy_function_start when
8312 outside a function. Clear current_function before returning.
8313 (pop_function_context_from): Restore current_function.
8314 Don't free the restored struct function.
8315 (prepare_function_start): New function.
8316 (init_dummy_function_start): New function.
8317 (init_function_start): Break out some code into prepare_function_start
8320 * stmt.c (save_stmt_status): Don't call save_eh_status.
8321 (restore_stmt_status): Don't call restore_eh_status.
8323 * Makefile.in: Update dependencies.
8325 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8327 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8328 of depending on a magic constant value. Update comments.
8329 (hppa_expand_prologue): Similarly.
8331 * pa.md (reload_indi, reload_outdi): Allow any register for the
8332 original reload register.
8334 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8336 * cccp.c (print_help): Change marcos to macros.
8338 1999-07-30 Richard Henderson <rth@cygnus.com>
8340 * c-typeck.c (initializer_constant_valid_p): Move ...
8341 * c-common.c (initializer_constant_valid_p): ... here. Use
8342 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8344 * c-common.h (initializer_constant_valid_p): Declare.
8345 * c-tree.h (initializer_constant_valid_p): Remove.
8347 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8349 * config/i386/sol2-c1.asm: Align the stack.
8350 * config/i386/sol2-gc1.asm: Likewise.
8352 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
8354 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
8355 -Asparclite for sparc86x.
8356 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
8358 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
8360 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
8362 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
8363 the user if using the non-default arch size in BI_ARCH configuration.
8364 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
8366 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
8367 Fix patterns so that they actually match.
8368 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
8369 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
8370 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
8372 (mulsidi3): Reflect this in the expand.
8373 (smulsi3_highpart): Only on TARGET_ARCH32.
8374 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
8375 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
8376 (umulsidi3): Reflect this in the expand.
8377 (umulsi3_highpart): Only on TARGET_ARCH32.
8378 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
8379 don't require g0 to be zero.
8380 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
8381 ({,u}divsi3): New expands.
8382 ({,u}divsi3_sp64): New patterns.
8383 (after lshrdi3_v8plus): Four new patterns to help combiner
8384 optimizing nested mixed mode shifts.
8386 * config/sparc/sparc.c (sparc_override_options): Use deprecated
8387 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
8388 speed things up. Don't use them by default on plain v9 in 64bit
8389 mode, according to what SPAMv9 sais.
8391 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
8392 top 32 bits of %[og][0-7] in signal handlers.
8393 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
8395 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
8397 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
8398 (ashlsi3): Corresponding changes.
8400 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
8402 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
8404 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
8406 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8408 * arm.h (Hint): Delete macro.
8409 Substitute HOST_WIDE_INT for Hint in some prototypes.
8410 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
8412 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
8414 * builtins.c (expand_builtin_setjmp): Use force_operand to
8415 make sure that the buffer address is in a suitable form to be
8416 passed to force_reg.
8418 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
8420 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
8423 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
8425 * pa.md (indirect_jump): Remove mode from match_operand. Verify
8426 proper mode in the condition string.
8427 (icacheflush, dcacheflush): Remove modes from match_operands.
8429 * pa.c (emit_move_sequence): Always convert scratch_reg to the
8430 proper mode before using it.
8432 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
8435 * pa.c (store_reg): Do not call add_high_const generator directly.
8436 (load_reg, set_reg_plus_d): Likewise.
8437 * pa.md (add_high_const): No longer a named pattern.
8439 * pa.c (legitimize_address): Consistently use Pmode rather than
8440 SImode. Do not call gen_pic2_highpart directly anymore.
8441 * pa.md (pic2_highpart): No longer a named pattern.
8442 (pic2_lo_sum): Similarly. Reformat to make more readable.
8444 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
8449 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8451 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
8453 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
8455 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
8456 and tag the spill mems.
8457 (hppa_va_start): New.
8459 * pa.h (EXPAND_BUILTIN_VA_START): New.
8460 (EXPAND_BUILTIN_VA_ARG): New.
8462 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
8464 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
8465 and tag the spill mems.
8466 (mn10300_va_start): New.
8467 (mn10300_va_arg): New.
8468 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
8469 (EXPAND_BUILTIN_VA_ARG): New.
8471 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
8473 * mn10200.c (mn10200_va_arg): New.
8474 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
8476 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
8478 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
8479 rather than play with TREE_INT_CST_LOW.
8481 1999-07-27 Philip Blundell <pb@nexus.co.uk>
8483 * config/arm/telf.h: Include dbxelf.h.
8484 (CPP_PREDEFINES): Only define if not already defined.
8485 (ASM_IDENTIFY_GCC): Likewise.
8486 (SUBTARGET_EXTRA_SECTIONS): Likewise.
8487 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
8488 * config/arm/thumb.h (LINK_SPEC): Only define if not already
8490 (DBX_DEBUGGING_INFO): Don't define.
8491 * config/arm/linux-telf.h: New file.
8492 * config/arm/linux-tgas.h: New file.
8493 * config/arm/t-thumb-linux: New file.
8494 * config/arm/uclinux-elf.h: New file.
8495 * config/arm/uclinux-telf.h: New file.
8496 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
8497 thumb-*-uclinux): New targets.
8498 * configure: Regenerate.
8500 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
8502 * pa.md (post_store, pre_load): New expanders.
8503 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
8504 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
8505 need to directly generate RTL for them.
8506 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
8509 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
8511 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
8512 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
8513 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
8514 (secndary_reload_class): Make TARGET_ELF conditional compile.
8515 (print_operand_address): Similar.
8516 (output_toc): Print all values as hex.
8517 (get_issue_rate): Rearrange and add RS64A and PPC630.
8518 * rs6000.h (processor_type): Add RS64A and PPC630.
8519 (PROCESSOR_POWERPC64): New.
8520 (PROMOTE_MODE): Use word_mode.
8521 (RTX_COSTS): Add RS64A and PPC630.
8522 * rs6000.md (scheduling information): Add lmul and ldiv
8523 representing 64-bit integer multiply and divide. Add rs64a and
8525 (ashldi3): Add support for "rldic" instruction.
8526 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
8528 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
8530 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
8531 instead of V8 for sparclite86x in cpu_table.
8533 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8535 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
8536 output_file_directive.
8538 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
8540 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
8541 tree for op1, not the rtl.
8543 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
8545 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
8546 to m88k_va_start, leaving only the register spill.
8547 (m88k_build_va_list): New.
8548 (m88k_va_start): New.
8550 * m88k.h (BUILD_VA_LIST_TYPE): New.
8551 (EXPAND_BUILTIN_VA_START): New.
8552 (EXPAND_BUILTIN_VA_ARG): New.
8554 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
8556 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
8557 Rename from expand_builtin_saveregs.
8558 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
8560 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
8562 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
8563 for the register spill block.
8564 (i960_build_va_list): New.
8565 (i960_va_start): New.
8567 * i960.h (BUILD_VA_LIST_TYPE): New.
8568 (EXPAND_BUILTIN_VA_START): New.
8569 (EXPAND_BUILTIN_VA_ARG): New.
8570 * i960.md (store_multiple): Use change_address on individul mems.
8572 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
8574 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
8576 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
8577 (expand_builtin_va_end): Evaluate arg for side effects.
8578 * c-common.c (c_common_nodes_and_builtins): Construct a
8579 va_list_arg_type_node to handle array decomposition to pointer.
8581 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
8583 * except.c (start_dynamic_cleanup): Use force_operand on the
8586 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
8588 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
8589 * c4x.c (c4x_va_arg): New.
8591 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
8593 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
8596 1999-07-26 Nathan Sidwell <nathan@acm.org>
8598 * eh-common.h (__eh_matcher): Prototype correctly.
8600 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
8602 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
8603 (TARGET_SINGLE_PIC_BASE): Likewise.
8604 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
8606 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
8607 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
8608 (TARGET_OPTIONS): Add -mpic-register=N.
8609 (OUTPUT_INT_ADDR_CONST): New macro.
8610 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
8611 LEGITIMATE_PIC_OPERAND_P): Likewise.
8612 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
8613 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
8614 output_addr_const directly.
8615 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
8617 (thumb_pic_register, thumb_pic_register_string): Declare.
8619 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
8621 (label_mentioned_p): New function: Imported from arm.c.
8622 (legitimize_pic_address): New function: Imported from arm.c.
8623 (is_pic):New function: Imported from arm.c.
8624 (thumb_finalize_pic):New function: Imported from arm.c.
8625 (add_constant): Cope with PIC constants.
8626 (fixit): Cope with PIC constants.
8627 (output_return): Do not treat the PIC register as live if
8628 TARGET_SINGLE_PIC_BASE is true.
8629 (thumb_function_prologue): Do not treat the PIC register as live if
8630 TARGET_SINGLE_PIC_BASE is true.
8631 (thumb_expand_prologue): Do not treat the PIC register as live if
8632 TARGET_SINGLE_PIC_BASE is true.
8633 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
8634 TARGET_SINGLE_PIC_BASE is true.
8635 (thumb_print_operand): Accept '|'.
8636 (thumb_override_options): Process PIC options.
8638 * config/arm/thumb.md (movsi): Support PIC.
8639 (call_insn): Change "i" constraint to "X".
8640 (call_value_insn): Likewise.
8641 (consttable_4, consttable_8, consttable_end): Set and clear
8642 "making_const_table" as appropriate.
8643 (pic_load_addr, pic_add_dot_plus_four): New insns.
8645 * invoke.texi (Thumb Options): Fix spelling. Document new
8646 options -msingle-pic-base and -mpic-register=.
8648 1999-07-26 Andrew Haley <aph@cygnus.com>
8650 * config/m32r/initfini.c (__init): Use a full word immediate for
8651 __fini: this allows it to be placed in any memory region.
8653 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
8654 -mmodel=medium. This is OK for all memory models.
8656 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
8658 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
8659 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
8661 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
8663 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
8666 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
8668 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
8670 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
8671 (BUILD_VA_LIST_TYPE): New.
8672 (EXPAND_BUILTIN_VA_START): New.
8673 (EXPAND_BUILTIN_VA_ARG): New.
8674 * i860.c (output_delayed_branch): Disable.
8675 (output_delay_insn): Likewise.
8676 (i860_saveregs): New.
8677 (i860_build_va_list): New.
8678 (i860_va_start): New.
8680 * i860.md: Disable all peepholes using output_delayed_branch.
8681 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
8683 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
8685 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
8686 (BUILD_VA_LIST_TYPE): New.
8687 (EXPAND_BUILTIN_VA_START): New.
8688 (EXPAND_BUILTIN_VA_ARG): New.
8689 * clipper.c (clipper_builtin_saveregs): Only dump registers.
8690 Return the address of the save area.
8691 (clipper_build_va_list): New.
8692 (clipper_va_start): New.
8693 (clipper_va_arg): New.
8695 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
8697 * arc.h (EXPAND_BUILTIN_VA_START): New.
8698 (EXPAND_BUILTIN_VA_ARG): New.
8699 * arc.c (arc_setup_incoming_varargs): Set alias set of
8701 (arc_va_start): New.
8704 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
8706 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
8707 (BUILD_VA_LIST_TYPE): New.
8708 (EXPAND_BUILTIN_VA_START): New.
8709 (EXPAND_BUILTIN_VA_ARG): New.
8710 * alpha.c (alpha_builtin_saveregs): Delete.
8711 (alpha_build_va_list): New.
8712 (alpha_va_start): New.
8713 (alpha_va_arg): New.
8715 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
8717 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
8719 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
8720 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
8722 * gcc.texi: More changes related to list conversion.
8723 * invoke.texi: Likewise.
8725 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
8727 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
8728 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
8729 (expand_builtin_next_arg): Accept ARGLIST not EXP.
8730 (stabilize_va_list): New function.
8731 (std_expand_builtin_va_start): New function.
8732 (expand_builtin_va_start): New function.
8733 (get_varargs_alias_set): New function.
8734 (std_expand_builtin_va_arg): New function.
8735 (expand_builtin_va_arg): New function.
8736 (expand_builtin_va_end): New function.
8737 (expand_builtin_va_copy): New function.
8738 (expand_builtin): Call them.
8739 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
8740 __builtin_{varargs_start,stdarg_start,end,copy}.
8741 (build_va_arg): New function.
8742 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
8743 (build_va_arg): Declare.
8744 * c-decl.c (ptr_type_node, va_list_type_node): New.
8745 * c-parse.gperf (__builtin_va_arg): New.
8746 * c-parse.in (VA_ARG): New token.
8747 (unary_expr): Recognize it.
8748 * expr.c (expand_expr): Expand VA_ARG_EXPR.
8749 * expr.h (std_expand_builtin_va_start): Declare.
8750 (std_expand_builtin_va_arg): Declare.
8751 (expand_builtin_va_arg): Declare.
8752 (get_varargs_alias_set): Declare.
8753 * tree.def (VA_ARG_EXPR): New.
8754 * tree.h (BUILT_IN_VARARGS_START): New.
8755 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
8756 (ptr_type_node, va_list_type_node): Declare.
8757 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
8758 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
8759 * m88k.h, m88k.c: Likewise.
8760 * mn10300.h, mn10300.c: Likewise.
8761 * pa.h, pa.c: Likewise.
8762 * rs6000.h, rs6000.c: Likewise.
8763 * sh.h, sh.c: Likewise.
8764 * sparc.h, sparc.c: Likewise.
8766 * emit-rtl.c (operand_subword): Copy alias set.
8767 (change_address): Likewise.
8769 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
8771 * pa.c (compute_frame_size): Scan all the used callee saved registers,
8772 not just the first one.
8774 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
8776 * config/arm/arm.h (TARGET_SWITCHES): Add
8777 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
8778 (TARGET_OPTIONS): Add -mpic-register=.
8779 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
8780 (arm_pic_register_string): Declare.
8781 (NEED_PLT_GOT): Delete, replace with ...
8782 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
8783 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
8784 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
8785 * config/arm/arm.c (arm_override_options): Add new option
8787 (arm_pic_register_string): New variable.
8788 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
8789 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
8790 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
8791 (output_return_instruction): Likewise.
8792 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
8793 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
8794 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
8796 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
8797 mention of -msched-prolog. Document new options -msingle-pic-base
8798 and -mpic-register=.
8800 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
8802 * haifa-sched.c (reemit_notes): Tidy.
8803 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
8806 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
8808 * explow.c (trunc_int_for_mode): New function.
8809 (plus_constant_wide): Use it.
8810 * combine.c (simplify_and_const_int): Likewise.
8811 (merge_outer_ops): Likewise.
8812 (simplify_shift_const): Likewise.
8813 * cse.c (simplify_unary_operation): Likewise.
8814 (simplify_binary_operation): Likewise.
8815 * emit-rtl.c (operand_subword): Likewise.
8816 * rtl.h: Declare it.
8818 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8820 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
8821 (use NUM_REGS instead of NUM_INTS).
8823 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8825 * builtins.c: New file.
8826 * expr.c (saveregs_value, apply_args_value): Delete definition,
8827 moved into builtins.c.
8828 (string_constant): No longer static.
8829 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
8830 apply_args_size, apply_result_size, result_vector,
8831 expand_builtin_apply_args, expand_builtin_apply,
8832 expand_builtin_return): Delete functions, moved into builtins.c.
8833 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
8834 * expr.h (saveregs_value, apply_args_value): Declare variables.
8835 (expand_builtin, string_constant): Declare functions.
8836 * Makefile.in: Update to build builtin.o.
8838 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
8840 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
8841 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
8842 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
8843 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
8845 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
8848 1999-07-21 Michael Meissner <meissner@cygnus.com>
8850 * print-rtl.c (print_rtx): Print the names of the virtual
8853 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
8855 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
8856 introduced in previous delta.
8858 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8860 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
8861 to avoid name clash.
8863 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8865 * c-lex.c (yylex) : Correct the test for overflow when lexing
8868 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
8870 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
8871 (adjust_priority): Always call ADJUST_PRIORITY.
8872 (schedule_insn): Only put insns into the ready at cost 0.
8873 (schedule_block): Remove redundant initial sort. Give clock_var
8874 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
8876 * tm.texi (MD_SCHED_REORDER): Update docs.
8878 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
8879 * sparc.c (ultra_reorder_called_this_block): Delete.
8880 (ultrasparc_sched_init): Don't set it.
8881 (ultrasparc_sched_reorder): Don't check it.
8883 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
8885 * rs6000.h (struct rs6000_args): Add sysv_gregno.
8886 * rs6000.c (init_cumulative_args): Init sysv_gregno.
8887 (function_arg_boundary): Align DFmode.
8888 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
8889 to get fp reg and stack overflow correct.
8890 (function_arg): Likewise.
8891 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
8892 (setup_incoming_varargs): Restructure for ABI_V4; use
8893 function_arg_advance to skip final named argument.
8894 (expand_builtin_saveregs): Properly unskip the last integer arg
8895 when doing varargs. Adjust overflow location calculation.
8897 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
8898 explicitly unsigned.
8899 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
8900 (__VA_GP_REGSAVE): Similarly.
8901 (__va_longlong_p): Delete.
8902 (__va_arg_type_violation): New declaration.
8903 (va_arg): Restructure. Flag promotion errors. Align double.
8904 TFmode passed by reference.
8906 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
8907 in the HOST_BITS_PER_WIDE_INT > 32 case.
8909 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
8911 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
8913 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
8915 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
8916 * toplev.c (documented_lang_options): Add -fpreprocessed.
8917 * cpplib.h (struct cpp_buffer): Add preprocessed.
8918 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
8919 (cpp_start_read): Don't expand macros or emit an initial #line
8920 directive if -fpreprocessed.
8922 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8924 * cpplib.h (struct cpp_buffer): Added manual_pop for
8925 better C++ tokenization.
8926 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
8927 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
8928 * c-common.c (cpp_token): Make non-static.
8930 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8932 * c-common.h: New file.
8933 * c-common.c (permanent_obstack): Delete unused declaration.
8934 (c_global_trees): New array.
8935 (c_common_nodes_and_builtins): New function; split off common code
8936 from init_decl_processing in both c-decl.c and cp/decl.c.
8937 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
8938 c_global_trees and accessor macros defined in c-common.h.
8940 * c-decl.c: Delete definitions for tree nodes that were replaced by
8942 (init_decl_processing): Build void_list_node.
8943 Call c_common_nodes_and_builtins; delete code to generate the common
8945 * objc/objc-act.c (build_module_descriptor): Rename variable
8946 void_list_node to avoid clash with c-common.h.
8948 * Makefile.in: Update dependencies.
8949 * objc/Make-lang.in: Likewise.
8951 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
8953 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
8954 (UNIQUE_SECTION_P): Likewise.
8955 (UNIQUE_SECTION): Likewise.
8957 1999-07-19 Linas Vepstas <linas@linas.org>
8959 * config/i370/README: New file.
8960 * config/i370/linux.h: New file.
8961 * config/i370/mvs.h: New file.
8962 * config/i370/oe.h: New file.
8963 * config/i370/t-linux: New file.
8964 * config/i370/t-mvs: New file.
8965 * config/i370/t-oe: New file.
8966 * config/i370/x-oe: New file.
8967 * config/i370/xm-linux.h: New file.
8968 * config/i370/xm-mvs.h: New file.
8969 * config/i370/xm-oe.h: New file.
8971 * i370.c (label_node_t): Add first_ref_page, label_addr,
8972 label_first_ref, label_last_ref members.
8973 (mvs_need_base_reload): Renamed from mvs_label_emitted.
8974 (MAX_MVS_LABEL_SIZE): Define.
8975 (MAX_LONG_LABEL_SIZE): Define.
8976 (alias_node_t, alias_anchor, alias_number): New.
8977 (mvs_function_table): Reorder for EBCDIC.
8978 (ascebc, ebcasc): Unconditionally define.
8979 (i370_branch_dest, i370_branch_length): New functions.
8980 (i370_short_branch, i370_label_scan): New functions.
8981 (mvs_get_label): Renamed from mvs_add_label. Search for
8982 an existing label before creating a new one.
8983 (mvs_add_label): New function.
8984 (mvs_get_label_page): New function.
8985 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
8986 over the entire list.
8987 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
8988 (mvs_check_page) [TARGET_ELF_ABI]: New function.
8989 (mvs_add_alias, mvs_need_alias): New functions.
8990 (mvs_get_alias, mvs_check_alias): New functions.
8991 (handle_pragma): New function.
8992 (mvs_function_check): New function.
8993 (unsigned_jump_follows_p): Search harder.
8994 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
8995 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
8996 * i370.h (TARGET_VERSION): Delete.
8997 (CPP_SPEC, CPP_PREDEFINES): Delete.
8998 (mvs_label_emitted): Delete.
8999 (TARGET_EBCDIC): Delete.
9000 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9001 (HANDLE_PRAGMA): Define.
9002 (HARD_REGNO_NREGS): Handle complex modes.
9003 (HARD_REGNO_MODE_OK): Likewise.
9004 (CLASS_MAX_NREGS): Likewise.
9005 (RET_REG): Likewise.
9006 (EXTRA_CONSTRAINT): Define.
9007 (RETURN_IN_MEMORY): True for DImode.
9008 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9009 (FUNCTION_PROFILER): Delete.
9010 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9011 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9012 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9013 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9014 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9015 (ASM_FILE_START): Add "RMODE ANY".
9016 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9017 (ASM_GLOBALIZE_LABEL): Likewise.
9018 (ASM_OUTPUT_LABELREF): Likewise.
9019 (ASM_OUTPUT_COMMON): Likewise.
9020 (PRINT_OPERAND): Handle 'K', 'W', default.
9021 (PRINT_OPERAND_ADDRESS): New.
9022 (Lots of defines): Add support for TARGET_ELF_ABI.
9023 * i370.md (attr length): New. Define for all patterns.
9024 (*): Lots of tweeks to assembly output and constraints.
9026 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9028 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9029 Disable patterns performing SImode comparisons with SImode values
9030 if TARGET_POWERPC64 and instruction does not sign-extend or does
9031 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9032 differ for signed quantities.
9033 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9034 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9035 (decrement_and_branch_on_count): Add 64-bit variant.
9037 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9039 * final.c (output_asm_insn): When searching for the matching string
9040 for a given dialect, don't run past the end of the list of
9041 alternatives if there are fewer alternatives in the template than
9044 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9046 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9047 Removed paragraph about compression of files and size limitation,
9048 duplicated in the FAQ. Use gcc-patches for posting patches.
9049 * gcc.c (main): Updated URL with bug reporting instructions to
9050 gcc.gnu.org. Removed e-mail address.
9051 * system.h (abort): Likewise.
9053 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9055 * Makefile.in (stmp-multilib-sub): Make the files extracted
9056 from $(LIBGCC1) writable.
9058 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9060 * config/arm/aout.h: Reformat for improved readability.
9062 * config/arm/arm.h: Reformat for improved readability.
9063 Replace uses of fprintf with asm_fprintf where appropriate.
9064 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9065 function declaration assembler actions.
9066 (NUM_INTS): New macro: Convert from bytes to words.
9067 (NUM_REGS): New macro: Compute number of registers required to
9068 hold a quanitity of tyep MODE.
9069 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9071 (NUM_ARG_REGS): New macro: The number of argument registers
9073 (ARG_REGISTER): New macro: Compute the register number of the Nth
9075 (LAST_ARG_REGNUM): New macro: The number of the last argument
9077 (SP_REGNUM): New macro: Register number of the stack pointer.
9078 (FP_REGNUM): New macro: Register number of the frame pointer.
9079 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9080 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9081 CUMULATIVE_ARGS so that it counts registers not bytes.
9083 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9085 Replace uses of fprintf with asm_fprintf where appropriate.
9086 (output_ascii_pseudo_op): Replace with version from thumb.c
9088 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9090 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9092 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9093 (ASM_FILE_START): Emit ASM_APP_OFF.
9095 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9097 * pa.c (compute_frame_size): Round frame according to
9098 STACK_BOUNDARY rather than a hardwired value.
9100 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9102 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9104 * configure: Rebuilt.
9106 * configure.in (hppa*-*-linux*): New configuration.
9107 * configure: Rebuilt.
9108 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9109 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9110 * pa/pa-linux.h: New file.
9111 * pa/t-linux: New file.
9112 * pa/xm-linux.h: New file.
9114 * pa.c (hppa_legitimize_address): Change references from SImode to
9115 either Pmode or word_mode as appropriate.
9116 (emit_move_sequence, store_reg, load_reg): Likewise.
9117 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9118 (output_mul_insn): Likewise.
9119 * pa.h (PROMOTE_MODE): Likewise.
9120 (INITIALZE_TRAMPOLINE): Likewise.
9121 (Pmode): Define to word_mode.
9123 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9124 value of 4. Allocate 8 bytes for each FP register save.
9125 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9127 (hppa_expand_prologue): Likewise.
9128 * pa.h (PROMOTE_MODE): Likewise.
9129 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9130 (FUNCTION_ARG_BOUNDARY): Likewise.
9132 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9134 * pa.c (out_of_line_prologue_epilogue): Delete.
9135 (override_options): Remove -mspace related code.
9136 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9137 (compute_frame_size): Only allocate space for register that
9138 actually need to be saved.
9139 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9140 (TARGET_SWITCHES): Remove -mspace, -mno-space
9141 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9142 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9143 * pa/ee.asm, pa/ee_fp.asm: Delete.
9145 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9147 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9148 directive in column zero.
9150 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9152 * m68k.c (output_function_prologue): Fix computation of save mask
9153 when generating PIC code.
9155 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9157 * tree.c (build_type_attribute_variant): Move current_obstack restore
9158 after build_qualified_type call.
9160 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9162 * configure.in: Use t-iris6, even with GNU LD.
9163 * config/mips/iris6gld.h: Fix typo in linker spec.
9164 * config/mips/t-iris6gld: Remove.
9166 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9168 * rs6000.md (insv, extzv): Remove SImode dependence in named
9169 patterns. Explicitly generate DImode RTL if PowerPC64 and
9171 (insvdi): Reverse start and size in instruction template.
9173 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9175 * invoke.texi: Typo fixes.
9177 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9179 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9180 handle at this time instead of silently generating incorrect code.
9181 (gen_imagpart): Likewise.
9183 * reload.c (find_reloads): Emit a USE for a pseudo register without
9184 a hard register if we could not create an optional reload for the
9187 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9189 * c-typeck.c (output_init_element, process_init_element):
9190 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9191 check for nameless bit fields.
9193 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9195 * regclass.c (scan_one_insn): Notice subregs that change the
9196 size of their operand.
9197 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9199 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9201 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9202 * configure: Rebuilt.
9203 * alpha/t-ieee: New file.
9205 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9207 * rs6000.c (find_addr_reg): Do not select r0 as an address
9210 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9212 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9214 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9216 * rs6000.md (movsf): Do not force easy FP constants into memory.
9218 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9219 immed_double_const to ensure they are properly truncated then
9222 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9224 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9225 always unless NO_DEBUG is used. Compile this code
9227 (replace_symbols_in_block): Compile it unconditionally.
9229 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9231 * configure.in (i?86-*-elf*): New target.
9232 * configure: Rebuilt.
9233 * i386/i386elf.h, i386/t-i386elf: New files.
9235 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9237 * toplev.c (main): Don't complain about saying -gdwarf.
9238 (rest_of_compilation): Remove redundant code.
9240 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9242 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9244 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9246 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9247 "Li960R:", to avoid name clash.
9249 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9251 * loop.c (check_dbra_loop): When reversing a loop, delete all
9252 REG_EQUAL notes referencing the reversed biv except those which are
9253 for a giv based on it.
9255 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9257 * version.c: Drop "gcc-" prefix from version #.
9259 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9261 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9262 the label if we're being verbose.
9264 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9266 * m68k.c (output_function_prologue): Add pic register to mask
9267 if live and flag_pic.
9268 (output_function_epilogue): Likewise.
9270 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9272 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9273 directives in column zero.
9275 * pa/elf.h (ASM_FILE_START): Define.
9276 * pa/som.h (ASM_FILE_START): Include .level directives.
9277 * pa/hpux10.h (ASM_FILE_START): Delete.
9278 * pa/hpux11.h (ASM_FILE_START): Delete.
9280 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9282 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9284 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9285 when reload_out equals reload_in.
9287 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9289 * invoke.texi (Spec Files): New node: Describe the contents of
9292 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9294 * invoke.texi (DEC Alpha Options): Put @end table at
9295 beginning of line, to avoid confusing texi2html.
9297 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9299 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9300 introduced in previous delta.
9302 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9304 * reload1.c (gen_reload): When synthesizing a 3 operand add
9305 sequence, improve test for when to reload OP1 into the reload
9306 register instead of OP0.
9308 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9310 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9312 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9314 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9317 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9319 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9320 (va_dcl): Use __builtin_va_alist_t.
9322 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9324 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9325 on the permanent_obstack.
9326 * dwarfout.c (output_type): Likewise.
9328 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9330 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9331 Merged from c-typeck.c and cp/typeck.c.
9332 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9333 Merged into c-common.
9335 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9337 * c-lex.c (errorcount): Declare it.
9338 (finish_parse): Update errorcount when using CPPLIB.
9340 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9342 * fixinc/inclhack.def(end_else_label): Double the backslash so
9343 sed gets a chance to see it.
9344 * fixinc/inclhack.sh: regen
9345 * fixinc/fixincl.x: regen
9347 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9349 Add framework to support armv5 architecture when it becomes
9352 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
9353 (arm_arch5): New variable.
9354 (all_architectures): Add armv5 line.
9355 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
9356 -march=armv5 is specified on the command line.
9357 (arm_arch5): Export this variable.
9358 * invoke.texi: Document new string accepted by -march= switch for
9361 * config/arm/arm.h: Replace use of constant 12 as a register
9362 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9363 * config/arm/arm.c: Replace use of constant 12 as a register
9364 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9366 * config/arm/elf.h: Tidy up.
9367 * config/arm/coff.h: Tidy up.
9369 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
9371 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
9372 * gcc/config/mips/t-iris6gld: New file.
9373 * gcc/config/mips/iris6gld.h: Likewise.
9375 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
9377 * c-decl.c (widest_integer_literal_type_node,
9378 widest_unsigned_literal_type) : New.
9379 (init_decl_processing): Handle/use the two new types.
9380 * c-common.c (type_for_size,type_for_mode) : Same.
9381 * c-lex.c (yylex) : Same.
9382 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9384 * c-tree.h (widest_integer_literal_type_node,
9385 widest_unsigned_literal_type) : New.
9387 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
9389 * dwarfout.c (field_byte_offset): Correctly compute the object's
9390 byte offset for the first bit of a field which crosses an alignment
9391 boundary on a !BYTES_BIG_ENDIAN target.
9393 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
9395 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
9398 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
9399 Jeff Law <law@cygnus.com>
9401 * ginclude/varargs.h (va_dcl): Use word_mode for type of
9404 * except.c: Include intl.h.
9405 (expand_eh_return): Set current_function_cannot_inline.
9406 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
9407 * function.h (struct function): Add eh_return_stub_label.
9408 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
9409 * Makefile.in (except.o): Depend on intl.h.
9411 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
9413 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
9414 same as offsettable in cases 1 and 2.
9416 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
9418 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
9419 (extlh, extwh): Likewise.
9421 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
9423 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
9425 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
9427 * configure.in: Add arm-pe and thumb-pe targets.
9428 * configure: Regenerate.
9430 * thumb.c (arm_naked_function_p): New function: Determines if
9431 a function is naked (has no gcc generated prologue/epilogue).
9432 (is_called_in_ARM_mode): Return true if the func has the
9433 interfacearm attribute.
9434 (output_return): Do not generate a return for naked functions.
9435 (thumb_function_prologue): Do not generate a prologue for
9437 (thumb_expand_prologue): Do not generate a prologue for naked
9439 (thumb_expand_epilogue): Do not generate an epilogue for naked
9441 (arm_valid_machine_decl_attribute): New function, copied from
9442 arm.c: Permit naked and interfacearm attributes.
9444 * config/arm/pe.c: New file: Support code for arm-pe target.
9445 * config/arm/pe.h: New file: Header file for arm-pe target.
9446 * config/arm/tpe.h: New file: Header file for thumb-pe target.
9447 * config/arm/t-thumb-pe: New file: Makefile fragment for
9450 1999-07-01 Mark Kettenis <kettenis@gnu.org>
9452 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
9453 -fPIC or -fpic is specified.
9455 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
9457 * expr.c (emit_block_move): Use copy_to_mode_reg for
9458 !TARGET_MEM_FUNCTIONS case too.
9460 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
9462 * configure: Rebuilt.
9463 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
9464 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
9465 definitions made redundant by dbxelf.h inclusion. Delete
9466 lots of definitions related to assembly output that are
9467 specific to the SOM object format.
9468 * pa.c (output_function_prologue): Do not emit the function's
9470 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
9471 * pa-pro.h: Deleted.
9472 * som.h: New file with SOM specific definitions.
9473 * elf.h: New file with ELF specific definitions.
9475 * elfos.h (const_section): Output a tab before assembler directives.
9476 (ctors_section, dtors_section): Likewise.
9477 (ASM_OUTPUT_SECTION_NAME): Likewise.
9479 * pa/pa1.h: Delete unused file.
9481 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
9483 * configure.in (hppa*-hp-hpux11*): New configuration.
9484 * configure: Rebuilt.
9485 * pa/pa-hpux11.h: New file.
9486 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
9489 * mips.md (leasi, leadi): New patterns.
9491 * expr.c (emit_block_move): Properly handle case where one of the
9492 block move arguments has a queued increment or decrement.
9493 (clear_storage): Similarly. Fix formatting goof.
9495 1999-06-28 "David O'Brien" <obrien@NUXI.com>
9497 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
9498 semicolon from the BSD VA_LIST replacement expression.
9500 * fixinc/inclhack.sh: regen
9501 * fixinc/fixincl.x: regen
9503 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
9504 now use the fixincl program.
9506 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
9508 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
9509 case. Also make the PIC register call_used.
9511 * m68k.h (FINALIZE_PIC): Delete.
9512 * m68k.c (finalize_pic): Delete.
9514 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
9516 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
9519 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
9521 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
9523 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
9525 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
9527 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
9529 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
9531 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
9533 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
9535 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
9537 * rs6000.c (output_toc): Always use hex values for floating-point
9538 constants. Store single-precision values in upper-half of TOC
9539 entry in 64-bit mode.
9540 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
9541 to final constraints.
9542 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
9543 (fctiwz): Improve accuracy of RTL for pattern.
9545 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
9547 * expr.c (expand_expr): Allow RTL_EXPR's through the
9548 MAX_INTEGER_COMPUTATION_MODE checks.
9550 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
9552 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
9553 such that MASK_SUPPORT_ARCH is not negative.
9555 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
9557 * loop.c (verify_dominator): Properly handle ADDR_VEC and
9558 ADDR_DIFF_VEC insns that appear inside loops.
9560 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
9561 Jeff Law <law@cygnus.com>
9563 * rs6000.md (movdf_hardfloat32): Revert previous patch.
9564 Handle LO_SUM the same as offsettable in cases 1 and 2.
9565 * rs6000.c (find_addr_reg): Revert previous patch.
9567 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
9569 * system.h (strstr): New external function declaration.
9570 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
9571 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
9572 * config.in, configure: Rebuilt.
9574 1999-06-24 Tom Tromey <tromey@cygnus.com>
9576 * gcc.c (main): Read user-specified specs files after computing
9577 additional startfile_prefixes.
9579 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
9581 Revert these two patches:
9583 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9584 * loop.c (strength_reduce): When doing biv->giv conversion, update
9585 reg note of NEXT->insn.
9587 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9588 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9590 (recombine_givs): Set ix field after sorting.
9592 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9594 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
9595 for the parts of an UNSPEC / UNSPEC_VOLATILE.
9597 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
9599 *fixinc/inclhack.def: Add fix development commentary
9600 (read_ret_type): reactivate and add selection clause
9601 (zzz_*): tweak output file name to match what is used in hackshell.tpl
9602 *fixinc/{fixincl.x|inclhack.sh}: regen
9604 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
9606 * expr.c (expand_expr): STRIP_NOPS before checking against
9607 MAX_INTEGER_COMPUTATION_MODE
9608 (check_max_integer_computation_mode): Likewise.
9610 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
9612 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
9614 1999-06-22 Jim Wilson <wilson@cygnus.com>
9616 * expr.c (store_expr): When target is a promoted subreg, return a
9617 promoted subreg as a result.
9619 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
9621 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
9623 (dwarf2out_define): Mark unused parameters appropriately.
9624 (gen_unspecified_parameters_die): Ditto.
9625 (gen_subprogram_die): Fix signed/unsigned warnings.
9626 (gen_variable_die): Ditto.
9628 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
9630 * fixinc/inclhack.def(end_else_label): combined else_label
9631 and endif_label and fixed the sed expression.
9632 *fixinc/{fixincl.x|inclhack.sh}: regen
9634 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
9636 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
9637 'x' when handling non-offsettable addresses
9639 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
9641 * final.c (shorten_branches): Don't try to split an insn that has
9644 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
9646 * config/mips/mips.c (symbolic_expression_p): New function.
9647 (mips_select_rtx_section): Put symbolic expressions in the
9648 data section, not the read-only data section.
9650 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
9652 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
9654 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
9656 * collect2.c (main): Log frame table count.
9657 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
9658 (scan_prog_file) [COFF]: Handle frame tables.
9660 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
9661 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
9662 * alpha/elf.h: Undef them again.
9663 * alpha/vms.h: Remove their definitions.
9665 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9667 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
9668 remove the clobber of r0 and change the REG_UNUSED note to
9671 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
9673 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
9674 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
9675 fits in HOST_WIDE_INT and one uses union to access a long constant
9678 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
9680 * sparc.c (sparc_override_options): Don't allow profiling for
9681 code models other than medlow.
9682 (sparc_function_profiler): New function from old FUNCTION_PROFILER
9683 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
9684 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
9685 (sparc_block_profiler): Likewise.
9686 (sparc_function_block_profiler_exit): Likewise.
9687 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
9688 (FUNCTION_BLOCK_PROFILER): Likewise.
9689 (BLOCK_PROFILER): Likewise.
9690 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
9691 (MCOUNT_FUNCTION): New.
9692 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
9693 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
9694 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
9695 (MCOUNT_FUNCTION): New.
9696 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
9697 (BLOCK_PROFILER): Delete.
9698 (MCOUNT_FUNCTION): New.
9700 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
9702 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
9704 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9706 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9709 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9712 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9715 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9718 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
9720 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
9723 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
9725 * i386/djgpp.h (LIB_SPEC): New.
9726 (STARTFILE_SPEC): New.
9728 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
9730 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
9732 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
9735 * system.h (WSTOPSIG): New macro.
9737 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
9739 * c-pragma.c (push_alignment): Don't ignore alignments greater than
9741 (insert_pack_attributes): Take into account member natural
9744 * i386/winnt.c (exports_head): New static variable.
9745 (i386_pe_record_exported_symbol): New function.
9746 (i386_pe_asm_file_end): Use.
9747 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
9748 symbols to be emitted at end of assembly.
9749 (ASM_DECLARE_OBJECT_NAME): Likewise.
9750 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9752 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
9755 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
9757 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
9760 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
9762 * haifa-sched.c (sched_analyze_1): Use free_list instead of
9763 zapping reg_last_uses directly.
9764 (sched_analyze_2, sched_analyze_insn): Likewise.
9765 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
9767 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
9769 * rs6000.md (movdf_hardfloat32): Use worst case insn length
9770 attributes for cases 1 and 2.
9772 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
9774 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
9777 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
9779 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
9781 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
9783 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
9784 PIC_OFFSET_TABLE_REGNUM for general alloaction.
9785 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
9786 must be stacked if it is used for PIC accesses.
9787 * arm.c (use_return_insn): Handle PIC register specially.
9788 (output_return_instruction): Likewise.
9789 (output_func_{prologue,epilogue}): Likewise.
9790 (output_expand_prologue): Likewise.
9792 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
9793 (*strsi_predec): Renamed from *strqi_predec.
9794 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
9795 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
9797 * arm.c (arm_override_options): Remove warning about PIC code
9798 not being supported.
9800 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
9802 * rs6000.c (find_addr_reg): New function.
9803 * rs6000.h (find_addr_reg): Declare.
9804 (offsettable_addr_operand): Delete.
9805 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
9806 from and stores to GPRs.
9808 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
9810 * alpha.c (alpha_expand_block_move): Use get_insns rather than
9811 gen_sequence as argument to emit_no_conflict_block.
9813 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9815 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
9816 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
9817 *fixinc/fixincl.x: regen
9818 *fixinc/inclhack.sh: regen
9820 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
9822 * added support for -mpcrel (PC relative addressing for m68k)
9823 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
9824 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
9825 * m68k.c (print_operand_address): Handle 32-bit PIC case.
9826 (comments for general_src_operand): Add some explanation
9827 about EXTRA_CONSTRAINTS.
9828 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
9829 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
9830 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
9831 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
9832 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
9833 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
9834 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
9836 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
9837 * m68k.h (TARGET_PCREL): New target flag.
9838 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
9839 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
9840 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
9841 contains a SYMBOL_REF. Relax this constraint during reload, since
9842 we want to use the predicates, not reload's built-in concept of a
9843 valid memory address, to control what insns need reloading.
9844 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
9845 operands (essentially 'g', 'm', and 's' under normal circumstances).
9846 * m68k.c (print_operand): Cause printing of pc-relative addresses
9847 to include pc register.
9848 (print_operand_address): Ditto.
9849 (general_src_operand): Accept operands that are not only
9850 general_operands, but are also valid when used as a pc-relative
9852 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
9853 (memory_src_operand): Similar, for memory_operands.
9854 (pcrel_address): New predicate to accept the special case of a
9855 pc-relative address.
9856 * m68k.md (many patterns): Rewrite common SImode, HImode, and
9857 QImode insns to accept *_src_operand instead of *_operand where
9858 pc-relative operands can fit. For example, a pc-relative operand
9859 can be used as a memory source operand for addsi3, but not as a
9861 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
9863 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
9865 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
9866 .thumb_set pseudo op to mark aliases of thumb functions.
9868 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
9870 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
9871 preference to ASM_OUTPUT_DEF, if it is defined.
9873 * tm.texi: Document new, optional target macro
9874 ASM_OUTPUT_DEF_FROM_DECLS.
9876 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9878 * fixincludes: ISCNTL patch
9879 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
9880 (dgux_int_varargs): new for DG/UX
9881 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
9883 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
9885 * invoke.texi (ia32 options): Fix typo.
9887 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9889 * loop.c (strength_reduce): When doing biv->giv conversion, update
9890 reg note of NEXT->insn.
9892 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
9894 * loop.c (move_movables): Note issues with replacing REGs with
9896 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
9898 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
9900 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
9902 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
9903 the reference to `mcount' was not correct for the ELF on FreeBSD.
9905 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9907 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9910 (recombine_givs): Set ix field after sorting.
9912 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
9914 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
9915 to safe to extract a subword out of a REG.
9917 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9919 * sh.md (mulsi3): Don't add a no-op move at the end.
9921 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9923 * cse.c (cse_insn): Don't put hard register source into tables for
9924 the last insn of a libcall.
9926 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9928 * loop.c (strength_reduce): Insert sets of derived givs at every
9929 biv increment, even if it's the only one.
9931 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9933 * dwarfout.c (add_incomplete_type): New fn.
9934 (output_type): Call it.
9935 (retry_incomplete_types): New fn.
9936 (dwarfout_finish): Call it.
9938 From Eric Raskin <ehr@listworks.com>:
9939 (output_type): Output types for bases.
9941 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9943 * mips.c (mips_output_conditional_branch): Add `break'
9944 between `default' label and `close braces'.
9946 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
9948 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
9949 specifications and make it realistic.
9950 (LIB_SPEC): Likewise.
9952 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
9954 * config/mips/mips.c (mips_secondary_reload_class): Check for
9955 (PLUS (SP) (REG)) and return appropriate register class.
9956 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
9957 Handle (PLUS (SP) (REG)).
9958 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
9959 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
9960 of emit_insn for tablejump.
9962 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
9964 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
9965 asm_fprintf format string by itself.
9966 (output_function_profiler): Likewise.
9968 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
9970 * combine.c (simplify_logical, case AND): Only call
9971 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
9972 or the constant is positive.
9974 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
9976 * configure.in: Fix typo in rs6000-ibm-aix4 case.
9977 * configure: Regenerate.
9979 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
9981 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
9982 require a sub-version #.
9983 * configure: Rebuilt.
9985 1999-06-14 Robert Lipe (robertlipe@usa.net)
9987 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
9989 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
9991 * c-typeck.c (process_init_element): Detect excess elements in
9992 char array initializer.
9994 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9996 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
9998 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10000 * invoke.texi (Option Summary): Add -fpermissive flag.
10002 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10004 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10005 that require PIC code sequences.
10007 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10009 * configure.in: Add new target: thumb-elf.
10010 * configure: Regenerate.
10011 * config/arm/t-thumb-elf: New file: Makefile fragment for
10013 * config/arm/telf.h: New file: Header file for thumb-elf
10016 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10018 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10019 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10020 initializers is some circumstances.
10022 * fixinc/inclhack.def (endif_label): Add additional selector for
10023 more bogus stuff after #endif statements.
10024 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10026 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10028 * i386/cygwin.h (SET_ASM_OP): Define.
10030 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10032 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10034 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10036 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10039 * sh.md (ic_invalidate_line_i): Remove second alternative.
10041 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10043 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10044 test for the presence of valid prototypes. Delete bypass expr.
10045 (ioctl_fix_ctrl): Correct the selection expression.
10046 (no_double_slash): Correct quoting rules
10047 *fixinc/fixincl.x: regen
10048 *fixinc/inclhack.sh: regen
10050 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10052 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10054 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10056 * rs6000.md (movsi_got_internal_mem): Delete.
10057 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10058 (GOT_TOC_REGNUM): Delete.
10059 (PIC_OFFSET_TABLE_REGNUM): Define.
10060 (FINALIZE_PIC): Disable.
10061 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10062 (rs6000_replace_regno): Delete.
10063 (rs6000_finalize_pic): Likewise.
10064 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10066 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10068 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10069 is a note; use <= for the compare; advance P while it is
10072 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10074 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10075 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10077 * varasm.c (remove_from_pending_weak_list): Verify t->name
10078 is non-NULL before passing it to strcmp.
10080 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10082 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10083 the typed arguments are not part of a comment
10084 (ioctl_fix_ctrl): Added a purpose comment
10085 *fixinc/fixincl.x: regenerate
10086 *fixinc/inclhack.sh: regenerate
10088 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10090 * invoke.texi: Add C4x invocation docs.
10092 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10094 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10096 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10098 (c4x_legitimize_reload_address): New function.
10099 * config/c4x/c4x.md: Update docs.
10101 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10103 * fixincludes: Avoid removing '.'.
10104 * fixinc/fixinc.svr4: Likewise.
10105 * fixinc/fixinc.winnt: Likewise.
10106 * fixinc/inclhack.tpl: Likewise.
10107 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10109 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10111 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10113 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10115 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10117 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10120 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10122 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10123 * configure: Regenerate.
10125 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10127 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10130 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10132 * fixinc/inclhack.def (avoid_bool): Also catch
10133 "typedef [unsigned] int bool".
10134 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10136 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10137 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10138 * configure: Rebuilt.
10140 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10142 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10143 such that we can override its definitions if necessary.
10144 (CPP_SPEC): New define. Support processor specific predefines via
10146 (CC1_SPEC): New define. Support processor specific compiler
10147 options via %(cc1_cpu).
10148 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10151 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10153 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10154 between sed's -e flag, and the open-quote following it.
10155 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10157 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10158 Jeffrey A Law (law@cygnus.com)
10160 * varasm.c (assemble_start_function): Remove the function
10161 from the pending weak decls list when we define a function.
10162 (assemble_variable): Similarly for variables.
10163 (weak_finish): Ignore items on the list with a NULL name.
10164 (remove_from_ending_weak_list); New function to "remove" an item
10165 from the pending weak declarations list.
10167 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10169 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10171 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10173 * c-lex.c (GETC): Redefine to call getch.
10174 (UNGETC): Redefine to call put_back.
10175 (putback_buffer): New structure type.
10176 (putback): New static structure.
10177 (getch): New function.
10178 (put_back): New function.
10179 (yylex): Replace unused bytes from bad multibyte character.
10181 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10183 * cpplib.c (do_define): Cast `alloca' return value.
10184 (do_include, do_undef, do_pragma): Likewise.
10185 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10187 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10188 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10190 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10192 * sparc.md (abstf2): This should be an expand.
10193 (split after abstf2_notv9): Fix mode.
10194 (abstf2_hq_v9): New pattern.
10195 (abstf2_v9): Only use when no hard quad.
10196 (absdf2_v9): Fix if target is not the same as source.
10197 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10198 Add correct output constraints.
10200 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10202 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10203 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10205 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10207 * mips.h (mips_output_conditional_branch): New function.
10208 (mips_adjust_insn_length): Likewise.
10209 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10210 (ADJUST_INSN_LENGTH): Likewise.
10211 * mips.c (print_operand): Add `F' and `W' for floating-point
10212 comparison opcodes.
10213 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10215 (mips_adjust_insn_length): New function.
10216 (mips_output_conditional_branch): New function.
10217 * mips.md (length): Adjust attribute definition to handle
10218 conditional branches. Change lengths to bytes, rather than
10219 instructions throughout. Remove length attribute from
10220 instructions whose length is four bytes, and rely on the default
10222 (dslot): Fix typo in comment.
10223 Reword conditional branch patterns to use
10224 mips_output_conditional_branch.
10226 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10228 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10229 (LIB_SPEC): Likewise.
10230 Link with -lprof1_r for -g/-pg.
10232 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10234 * loop.c (check_dbra_loop): Fix change of Jan 19.
10236 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10238 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10239 (STARTFILE_SPEC): Define, override the svr4.h version.
10240 (ENDFILE_SPEC): Likewise.
10242 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10244 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10245 * fixinc/fixincl.x: Regenerated.
10246 * fixinc/inclhack.sh: Regenerated.
10248 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10250 * sh.c (barrier_align): Don't return early for normal branch/barrier
10251 when optimizing for SH2.
10253 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10255 * i386/udk.h (LINK_SPEC): Correct linker search path for
10258 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10260 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10261 (braf_label_ref_operand): Delete.
10262 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10263 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10264 label_ref, and has no predicate.
10265 The patten has a predicate to guard against invalid substitutions.
10266 (dummy_jump): Delete.
10267 (casesi): Update use of casesi_jump_2.
10269 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10271 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10272 *fixinc/fixincl.x: regenerate
10273 *fixinc/inclhack.sh: regenerate
10275 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10277 * dwarf2out.c (add_incomplete_type): New fn.
10278 (gen_struct_or_union_type_die): Call it.
10279 (retry_incomplete_types): New fn.
10280 (dwarf2out_finish): Call it.
10282 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10284 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10285 current block starts with a CODE_LABEL and ends with a CALL and
10286 we can not find all the argument setup instructions for the CALL.
10288 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10290 Revert this change:
10291 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10292 something is a candidate for optimize_bit_field_compare.
10294 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10296 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10298 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10300 * alpha.c (override_options): Thinko in last patch.
10302 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10303 (LIB_SPEC): Recognize -pthread.
10305 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10307 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10308 definition in config/arm/coff.h
10309 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10311 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10313 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10314 fixes that need "file=xxx\n" prepended before invocation
10315 (start_fixer - new): starting the fixer process is complex enough
10316 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10317 (process): uses the new routine; omit usage of putenv()
10318 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10319 * fixinc/fixincl.x: regenerate
10321 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10323 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10324 and version #s (1.1 -> 2.96) as needed.
10325 * README.g77: Kill way out of date file in the toplevel directory.
10327 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10329 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10330 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10331 * configure: Rebuilt.
10332 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10333 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10334 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10335 (SWITCH_TAKES_ARG): Likewise.
10336 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10337 * config/t-freebsd: Moved from config/i386/ so it can used for all
10340 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10342 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10344 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10346 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10347 * configure: Rebuilt.
10349 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
10351 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
10352 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
10353 * rs6000/rs6000.c (rs6000_file_start): Use putc.
10354 (rs6000_output_load_toc_table): Same.
10355 (output_prolog, output_mi_thunk): Same.
10356 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
10357 (ASM_GLOBALIZE_LABEL): Use putc.
10359 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
10361 * alpha.md (reload_*_help): New patterns and splitters.
10362 (reload_*): Use them.
10363 (mov[qh]i): Likewise.
10365 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
10367 * cccp.c (handle_directive): Handle backslash-newlines in quoted
10370 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
10372 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
10374 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
10376 * flow.c (mark_regs_live_at_end, insn_dead_p,
10377 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
10378 and HARD_FRAME_POINTER_REGNUM special treatment if reload
10379 hasn't run or the frame pointer is needed.
10380 * haifa-sched.c (attach_deaths): Likewise.
10381 * sched.c (attach_deaths): Likewise.
10383 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
10385 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
10386 calculate_can_reach_end returns nonzero.
10388 * configure.in (native gas tests): Search for an assembler in the
10389 same manner that the installed compiler will.
10390 * configure: Rebuilt.
10391 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
10393 * alias.c (find_base_term): Improve handling of addresses
10394 constructed from binary operations.
10396 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
10398 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
10400 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
10402 * function.h (cleanup_label, frame_offset): Declare.
10403 (tail_recursion_label, tail_recursion_reentry): Likewise.
10404 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10405 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
10406 (tail_recursion_label, tail_recursion_reentry): Likewise.
10407 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10409 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
10411 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
10413 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
10414 (MAX_OFILE_ALIGNMENT): Define.
10416 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
10418 * fixincl.c: Replace local include scheme with #includes of
10419 gansidecl.h and system.h.
10420 * procopen.c: Likewise.
10421 * server.c: Likewise.
10423 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
10425 * i386/t-dgux (EXTRA_PARTS): Add crti.o
10426 (crti.o): Add build rule and dependencies.
10427 * fixinc/fixinc.dgux: Use modified _int_varargs.h
10429 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10431 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
10432 (LIB_LINUX_SPEC): Likewise.
10433 (LIB_LINUX_SPEC): Add support for -pthread
10434 (CPP_OS_LINUX_SPEC): Likewise.
10435 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
10438 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
10440 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
10442 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
10443 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
10444 for IEEE math and CC_FCOMI.
10445 (put_jump_code): No IEEE if CC_FCOMI is set.
10447 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10449 * fold-const.c (fold_truthop): Make the field reference unsigned
10450 when converting a single bit compare.
10452 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10454 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
10456 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
10458 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
10459 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
10462 * reload.c (push_reload): Do not call remove_address_replacements
10463 when presented with identical optional reloads.
10465 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
10467 * alpha.h (MASK_FIX, TARGET_FIX): New.
10468 (MASK_*): Reorganize constants.
10469 (CPP_AM_FIX_SPEC): New.
10470 (TARGET_SWITCHES): Add FIX.
10471 (EXTRA_SPECS): Likewise.
10472 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
10473 (SECONDARY_MEMORY_NEEDED): Likewise.
10474 (REGISTER_MOVE_COST): Likewise.
10475 * alpha.c (override_options): Add FIX support. Always use
10476 ALPHA_TP_PROG for ev6.
10477 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
10478 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
10479 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
10481 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
10483 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10484 something is a candidate for optimize_bit_field_compare.
10486 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
10488 * gcc.texi (Passes): Document branch-shortening.
10489 * invoke.texi (Debugging Options): Document the fact that `-dp'
10490 outputs length information for instructions.
10492 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
10494 * flow.c: Revert previous delta.
10496 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
10498 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
10499 FRAME_POINTER_REGNUM.
10500 (mark_set_1): Ditto.
10501 (mark_used_regs): Ditto.
10503 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
10505 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
10506 (GOT_PCREL): New macro. Define to 1 if not already defined.
10507 * arm/elf.h (GOT_PCREL): Define to 0.
10508 * arm.c (arm_finalize_pic): Take into account the setting of
10511 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
10513 * output.h (STRIP_NAME_ENCODING): Provide default definition.
10514 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
10516 * flow.c (mark_set_1): Do not record BLKmode stores as dead
10517 store elimination candidates.
10519 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
10521 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
10524 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
10526 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
10527 Add use of x-aix41-gld.
10529 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
10531 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
10532 (ASM_OUTPUT_DESTRUCTOR): Define.
10534 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
10536 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
10537 last CODE_LABEL in a loop if we have previously passed a jump
10538 to the top of the loop.
10540 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
10542 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
10543 applying Philip's patch.
10545 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
10547 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
10550 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
10552 * loop.c (strength_reduce): Grow reg_single_usage as needed.
10554 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
10556 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
10557 Also remove a useless comment.
10559 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10561 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
10563 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
10565 * collect2.c (main): Only generate import or export file and add
10566 to link arguments if non-empty. Use xmalloc not alloca.
10567 (write_{export,import}_file): Delete.
10568 (write_aix_file): New function.
10569 (locatelib): Use xmalloc not malloc.
10570 (GCC_OK_SYMBOL): Do not check type if aix64.
10572 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
10574 Based on patch by Scott Bambrough and Pat Beirne:
10575 * config/arm/arm.c (making_const_table): New variable.
10576 * config/arm/arm.h (making_const_table): Declare.
10577 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
10579 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
10580 Keep track of when we are building the constant table.
10582 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
10584 * config/arm/arm.c (arm_override_options): Fix erroneous warning
10587 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
10589 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
10592 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
10594 * tm.texi (FUNCTION_ARG): Correct description of a stack element
10597 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
10599 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
10601 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10603 * rs6000.c (output_mi_thunk): Enable full support again.
10605 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10607 * sh.h (BRANCH_COST): Define.
10609 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
10611 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
10613 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
10615 * function.c (assign_stack_local): Align stack slot propertly.
10616 (assign_outer_stack_local): Likewise.
10618 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
10620 * expr.h (lang_expand_constant): Declare.
10621 * toplev.c (lang_expand_constant): Define it.
10622 * varasm.c (output_constant): Use it.
10624 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10626 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
10627 Change function definitions to K&R style.
10629 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10631 * fixinc/fixincl.c: We must not ignore SIGCLD now.
10633 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
10635 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
10636 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
10637 (several places): omit static initialization
10638 (process): use single fd, since only the read fd is used
10639 * fixinc/gnu-regex.c: define 'const' away, if not supported
10640 * fixinc/procopen.c(several places): omit static initialization
10641 * fixinc/server.c: define 'volitile' away, if not supported
10643 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10645 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
10646 asm_fprintf and %L to generate the label name.
10647 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
10648 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
10650 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
10652 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
10653 insn for a conditional jump can not be found.
10655 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
10657 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
10658 on variables in specific sections other than .sbss and .sdata.
10660 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
10662 * stmt.c (expand_return): Call start_cleanup_deferral and
10663 end_cleanup_deferral around conditional code.
10665 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10667 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
10668 filename lists. Utilizes new "krstr" AutoGen function.
10669 * fixinc/fixincl.x: Rebuilt.
10671 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
10673 * i386.c (output_float_compare): Avoid GNU-C extensions.
10675 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
10677 * version.c: Bump to distinguish mainline tree from the
10680 See ChangeLog.1 for earlier changes.
10683 add-log-time-format: current-time-string