1 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
3 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
4 match format string, even on 64-bit hosts.
5 * gcc-page.c (ggc_page_print_statistics): Likewise.
7 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
9 * config/i386/i386.c (ix86_cpu): Revert last patch.
10 * config/i386/i386.h (ix86_cpu): Ditto.
12 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
14 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
15 TYPE_SIZE, convert type of result to sizetype.
17 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
19 * flow.c (count_or_remove_death_notes): Equate NULL with the
22 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
23 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
26 * i386.c (pic_label_no): Delete.
27 (ix86_attr_length_default): Don't use single_set to peek
30 * recog.c (peephole2_optimize): Allow recog_next_insn to index
31 the first insn after bb->end.
32 * i386.md (push mem peeps): Scratch is live after evaluation
34 (cmp mem peep): Similarly.
36 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
38 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
39 * function.c (pad_to_arg_alignment): Add missing braces.
41 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
43 * alpha/alpha-protos.h (literal_section): Add prototype.
44 (alpha_need_linkage, alpha_start_function,alpha_end_function):
47 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
49 (alpha_start_function, alpha_end_function, float_strings,
50 alpha_need_linkage): Constify a char*
52 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
54 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
56 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
58 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
60 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
62 * flow.c (debug_flow_info): Add prototype.
64 * gcc.c (main): Likewise.
66 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
69 * reload1.c (failed_reload, set_reload_reg): Likewise.
71 * mips-tfile.c (main): Likewise.
72 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
73 with ATTRIBUTE_NORETURN.
75 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
77 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
78 DECL is not a memory ref.
80 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
82 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
83 * config/i386/i386.c (ix86_cpu): Add extern attribute.
85 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
87 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
88 * config/mips/elf64.h: ditto.
90 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
92 * expr.c (emit_push_insn): New argument alignment_pad.
93 Update all callers. Adjust stack pointer based on alignment pad.
94 * function.c (pad_to_arg_alignment): New argument alignment_pad.
95 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
96 (locate_and_pad_parm): New argument alignment_pad. Update all
98 * expr.h (emit_push_insn): Update prototype.
99 (locate_and_pad_parm): Update prototype.
100 * calls.c (arg_data): Add new field alignment_pad.
101 (initialize_argument_information): Initialize alignment_pad.
103 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
105 * except.c (free_eh_nesting_info): Free the info itself.
106 * function.c (free_after_compilation): Don't free NULL.
107 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
108 (pre_edge_insert): Free inserted.
109 * stmt.c (free_stmt_status): Don't free NULL.
111 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
113 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
114 last_nominal_fname): Mark const.
115 (struct include_hash: name, nshort, control_macro): Mark
117 (struct macrodef: symnam): Mark const.
118 (struct if_stack: fname): Mark const.
119 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
120 (IStable): New character-syntax array which encompasses all
121 the old is_foo arrays.
122 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
123 is_space): New macros for interrogating IStable.
124 (check_macro_name): Kill last argument. All callers changed.
126 * cppinit.c (initialize_char_syntax): Delete.
127 (is_idchar, is_idstart, is_hor_space, is_space,
128 trigraph_table): Delete.
129 (IStable): New. Initialize with clever macros to avoid
130 information duplication.
131 (builtin_array): Table of builtins to get rid of explicit list
132 in initialize_builtins.
133 (initialize_builtins): Use builtins_array.
134 (cpp_start_read): Call init_IStable, and set IStable['$'] if
135 opts->dollars_in_ident.
137 * cppexp.c: Change all refs to is_xyz[] arrays to use new
139 (cpp_parse_expr): Avoid 'format string is not constant'
140 warning. Use ISGRAPH to identify printable chars.
141 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
143 (read_and_prescan): Map trigraphs to chars with open-coded
144 if-else-if-... sequence, not a lookup table.
145 * cpphash.c: Change all refs to is_xyz[] arrays to use new
147 * cpplib.c: Change all refs to is_xyz[] arrays to use new
148 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
149 (check_macro_name): Remove ability to report an invalid
150 assertion name, which is never used.
151 (do_line): Constify a couple of char *'s.
152 * cppmain.c (main): Call cpp_cleanup before returning.
154 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
156 * ggc.h (struct ggc_statistics): New type.
157 (ggc_get_size): New function.
158 (ggc_print_statistics): Likewise.
159 * ggc-common.c (ggc_stats): New variable.
160 (ggc_mark_rtx_children): Keep statistics.
161 (ggc_mark_tree_children): Likewise.
162 (ggc_print_statistics): New function.
163 * ggc-page.c (struct globals): Add bytes_mapped field.
164 (alloc_anon): Update it.
165 (release_pages): Likewise.
166 (ggc_get_size): New function.
167 (ggc_page_print_statistics): New function.
168 * ggc-simple.c (ggc_get_size): New function.
170 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
172 * flow.c (propagate_block): When the last reference to a label
173 before an ADDR_VEC is deleted because the reference is a dead
174 store, delete the ADDR_VEC.
176 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
178 * resource.c (find_free_register): Don't use the frame pointer
179 if frame_pointer_needed.
181 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
183 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
184 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
186 * config/i960/i960.c (i960_va_start): New locals base, num.
187 Use INDIRECT_REF instead of ARRAY_REF on valist.
188 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
190 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
192 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
194 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
196 * tree.def (PLACEHOLDER_EXPR): Update comments.
198 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
200 * c-common.c (check_format_info): Avoid non-literal format string
201 warnings when `first_arg_num' is zero.
203 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
205 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
207 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
209 * arm.md (casesi_insn): Add a clobber of the condition code
212 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
214 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
215 used by both cc1 and cc1plus.
217 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
219 * config/arm/arm.c: Initialise arm_structure_size_boundary to
220 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
221 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
222 to the value 32 if it has not already been defined.
223 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
224 Override definition in arm.h with a value of 8.
226 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
228 * c-pragma.c (push_alignment): Don't check the return value
231 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
233 * sparc.h (ADJUST_COST): Fix thinko.
235 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
237 * cccp.c (rescan): Fixed obp pointer handling around call to
238 check_expand subroutine.
240 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
242 * gcse.c (delete_null_pointer_checks): Only record non-null info
243 for pseudos when examining stores.
245 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
246 splitters for these patterns. Use "#" for output templates.
247 (addsi3_carryin_shift): New pattern.
249 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
251 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
252 of the function return register into a plain REG until
253 after function inlining is done.
255 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
257 * jump.c (jump_optimize_1): If we did cross-jumping, and
258 the data will matter, rebuild the CFG.
259 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
260 not optimizing. Don't run shorten_branches.
261 * toplev.c (rest_of_compilation): Run shorten_branches after
264 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
266 * rtl.h (note_stores): Add additional paramter.
267 * rtlanal.c (reg_set_p_1): Take additional paramter.
268 (reg_set_last_1): Likewise.
269 (reg_set_p): Adjust call to note_stores.
270 (reg_set_last): Likewise.
271 (note_stores): Pass data parameter to worker function.
272 * alias.c (record_set): Take additional parameter.
273 (init_alias_analysis): Pass it.
274 * caller-save.c (mark_set_regs): Take additional parameter.
275 (save_call_clobbered_regs): Pass NULL to note_stores.
276 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
278 (record_dead_and_set_regs_1): Likewise.
279 (reg_dead_at_p_1): Likewise.
280 (combine_instructions): Adjust calls to note_stores.
281 (try_combine): Likewise.
282 (record_dead_insn): Remove.
283 (record_dead_and_set_regs): Adjust calls to note_stores.
284 (reg_dead_at_p): Likewise.
285 * cse.c (invalidate_skipped_set): Take additional parameter.
286 (cse_check_loop_start): Likewise.
287 (cse_check_loop_start_value): Remove.
288 (cse_set_around_loop): Adjust calls to note_stores.
289 * flow.c (notice_stack_pointer_modification): Take additional
290 parameter. Remove duplicate declaration.
291 (record_volatile_insns): Adjust calls to note_stores.
292 * gcse.c (record_set_info): Take additional parameter.
293 (record_last_set_info): Likewise.
294 (invalidate_nonnull_info): Likewise.
295 (record_set_insn): Remove.
296 (compute_sets): Adjust calls to note_stores.
297 (last_set_insn): Remove.
298 (compute_hash_table): Adjust calls to note_stores.
299 (insert_insn_end_bb): Likewise.
300 (delete_null_pointer_checks): Likewise.
301 * global.c (mark_reg_store): Take additional parameter.
302 (mark_reg_clobber): Likewise.
303 (reg_becomes_live): Likewise.
304 (global_conflicts): Adjust calls to note_stores.
305 (build_insn_chain): Likewise.
306 * integrate.c (note_modified_parmregs): Take additional parameter.
307 (mark_stores): Likewise. Make it static.
308 (save_for_inline_nocopy): Adjust calls to note_stores.
309 (try_constants): Likewise.
310 * integrate.h (mark_stores): Remove declaration.
311 * jump.c (mark_modified_reg): Take additional parameter.
312 (thread_jumps): Adjust calls to note_stores.
313 * local-alloc.c (validate_equiv_mem_from_store): Take additional
315 (no_equiv): Likewise.
316 (reg_is_set): Likewise.
317 (validate_equiv_mem): Adjust calls to note_stores.
318 (update_equiv_regs): Likewise.
319 (block_alloc): Likewise.
320 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
321 (note_addr_stored): Take additional parameter.
322 (note_set_pseudo_multiple_uses): Likewise.
323 (record_initial): Likewise.
324 (prescan_loop): Adjust calls to note_stores.
325 (strength_reduce): Likewise.
326 (check_dbra_loop): Likewise.
327 * regmove.c (flags_set_1): Take additional paramter.
328 (mark_flags_life_zones): Adjust calls to note_stores.
329 * reload1.c (mark_not_eliminable): Take additional parameter.
330 (forget_old_reloads_1): Likewise.
331 (reload_cse_invalidate_rtx): Likewise.
332 (reload_cse_check_clobber): Likewise.
333 (reload_combine_note_store): Likewise.
334 (move2add_note_store): Likewise.
335 (reload): Adjust calls to note_stores.
336 (reload_as_needed): Likewise.
337 (emit_reload_insns): Likewise.
338 (reload_cse_regs_1): Likewise.
339 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
340 (reload_combine): Adjust calls to note_stores.
341 * resource.c (update_live_status): Take additional paramter.
342 (mark_target_live_regs): Adjust calls to note_stores.
343 * stupid.c (find_clobbered_regs): Take additional parameter.
344 (stupid_life_analysis): Adjust calls to note_stores.
346 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
348 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
351 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
354 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
355 of the variable arm_structure_size_boundary.
357 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
359 * alias.c (init_alias_analysis): Allocate reg_known_value and
360 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
362 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
363 * cse.c (cse_main): Call end_alias_analysis.
364 * haifa-sched.c (schedule_insns): Likewise.
365 * local-alloc. (update_equiv_regs): Likewise.
366 * reload1.c (reload_cse_regs): Likewise.
368 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
370 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
371 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
372 mapping from MASK_FPU.
374 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
376 * sparc.md (call): Don't bound structure return size to 0xfff.
378 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
380 * resource.c (mark_target_live_regs): Check that the target
381 insn wasn't created after compute_bb_for_insn.
383 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
385 * ggc-page.c (poison_pages): Don't be overzealous.
387 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
389 * alias.c: Update comments for ADDRESS.
390 (nonlocal_reference_p): Look inside the ADDRESS to determine if
391 it is a local memory reference.
393 * c-typeck.c (build_function_call): Check that the built-in
394 function is of class BUILT_IN_NORMAL before trying to recongize
396 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
397 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
399 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
401 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
403 (pre_gcse): Likewise.
404 (hoist_expr_reaches_here_p): Likewise.
405 (hoist_code): Likewise.
406 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
408 (pre_expr_reaches_here_p_work): ... here.
409 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
411 (expr_reaches_here_p_work): ... here.
413 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
415 * resource.c (find_basic_block): Delete.
416 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
417 (init_resource_info): Call compute_bb_for_insn.
419 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
421 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
422 with already adjacent blocks, but no fallthru.
423 (merge_blocks_move_successor_nojumps): Simplify.
424 (debug_flow_info): New.
426 * toplev.c (rest_of_compilation): Open jump1 dump file before
427 jump and close after, as opposed to just using dump_rtl.
429 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
431 * reload.h (earlyclobber_operand_p): Declare.
432 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
433 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
434 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
435 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
437 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
438 Richard Henderson <rth@cygnus.com>
440 * emit-rtl.c (emit_block_insn_before): New.
441 (emit_block_insn_after): New.
442 * basic-block.h: Declare them.
444 * bitmap.h: Protect from multiple inclusion.
446 * recog.c (scratch_operand): Handle VOIDmode correctly.
448 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
450 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
451 * function.c (assign_parms): Likewise.
452 * global.c (global_conflicts): Clarify STACK_REGS commentary.
454 * reg-stack.c (max_uid): Remove.
455 (blocks, block_begin, block_end, block_drops_in): Remove.
456 (block_stack_in, block_out_reg_set, block_number): Remove.
457 (struct block_info_def, BLOCK_INFO): New.
458 (enum emit_where): New.
459 (current_block): New.
461 (mark_regs_pat, record_label_references): Remove.
462 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
464 (goto_block_pat, print_blocks, dump_stack_info): Remove.
465 (reg_to_stack): Simplified test for existance of fp code. Use
466 flow.c code. Call shorten_branches after cross-jump opt.
467 (check_asm_stack_operands): Renamed from record_asm_reg_life.
468 Return false if the asm doesn't use stack regs. Don't do life
470 (emit_pop_insn): Replace function pointer arg `when' with
471 enum `where'. Update all callers.
472 (change_stack): Likewise. Update basic block end.
473 (emit_swap_insn): Use current_block->head to limit reverse search
474 for start of block. Use emit_block_insn_after.
475 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
476 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
477 structure assignment instead of bcopy.
479 (convert_regs_entry, convert_regs_exit): New.
480 (convert_regs_1, convert_regs_2): Split out from convert_regs.
481 Work on basic blocks and the CFG.
482 (convert_regs): Use them.
484 * i386.c (output_fix_trunc): Remove code for DImode input operand
486 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
488 (fix_truncdi_1): Allow any mode scratch.
490 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
492 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
493 * linux.h, netbsd.h, vms.h: Not here.
495 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
497 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
498 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
499 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
500 CONDITIONAL_REGISTER_USEAGE): Use them.
501 * config/mips/mips.c (mips_move_1word,mips_move_2words,
502 gen_conditional_branch,override_options) : Use them.
503 * config/mips/mips.md : Use them.
505 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
507 * i386.md (zero_extendqihi2): Use SImode register name with andl.
509 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
511 * integrate.c (function_cannot_inline_p): Don't allow inlining
514 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
516 * c-parse.in (cast_expr): Constify.
518 * cccp.c (special_symbol): Likewise.
520 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
522 * dwarf2out.c (base_type_die): Likewise.
524 * global.c (allocno_compare): Likewise.
526 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
528 * regclass.c (fix_register): Likewise.
530 * rtl.h (fix_register): Likewise.
532 * stupid.c (stupid_reg_compare): Likewise.
534 * toplev.c (decode_f_option): Likewise.
536 * tree.c (build_complex_type): Likewise.
538 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
540 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
542 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
544 * reload.c (find_reloads): Compute mode and nregs fields of all
546 * reload1.c (calculate_needs_all_insns): Simplify a bit.
547 (calculate_needs): Use precomputed mode/nregs values.
548 (allocate_reload_reg): Likewise.
550 (failed_reload, set_reload_reg): ... new functions.
551 (choose_reload_regs_init): New function, mostly broken out from...
552 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
553 Also lose one #if 0 block.
555 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
557 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
560 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
562 * tree.h (BLOCK_TYPE_TAGS): Remove.
563 (BLOCK_END_NOTE): Likewise.
564 (BLOCK_LIVE_RANGE_FLAG): Likewise.
565 (BLOCK_LIVE_RANGE_START): Likewise.
566 (BLOCK_LIVE_RANGE_END): Likewise.
567 (tree_block): Remove live_range_flag, live_range_var_flag, and
568 type_tags. Remove end_note, live_range_start, and live_range_end.
569 (remember_end_note): Remove prototype.
570 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
571 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
573 * ggc-common.c (ggc_mark_tree_children): Don't mark
574 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
575 * integrate.c (adjust_copied_decl_tree): Remove.
576 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
577 * stmt.c (last_block_end_note): Remove.
578 (init_stmt): Don't add a GC root for it.
579 (expand_fixup): Don't set it.
580 (remember_end_note): Remove.
581 (expand_end_bindings): Don't set last_block_end_note.
583 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
585 * reload1.c (reload_reg_free_for_value_p): Show
586 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
589 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
591 * expmed.c (extract_bit_field): Allow for the case of non-integer
592 objects that are smaller than a word (like SFmode on a 64-bit
595 * loop.c (basic_induction_var): A non-integer variable which is
596 being set by a paradoxical subreg is probably not a biv.
598 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
600 * prefix.c (translate_name) Check for empty prefix string.
602 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
604 * Makefile.in (CPP_CROSS_NAME): New variable.
605 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
607 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
608 names of the files to be uninstalled.
610 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
612 * collect2.c (IS_DIR_SEPARATOR): Define.
613 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
615 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
618 * haifa-sched.c (add_dependence): Update the true dependency
619 cache the first time we add a true dependence to the LOG_LINKS chain.
621 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
623 * fold-const.c (fold): Fix comment.
625 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
627 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
628 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
629 dbxout_start_new_source_file, dbxout_source_file,
630 dbxout_source_line, dbxout_finish, dbxout_type_fields,
631 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
633 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
634 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
635 (dbxout_block): Initialize variable `blocknum'.
637 * dbxout.h (dbxout_init, dbxout_finish,
638 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
639 dbxout_args, dbxout_source_line): Constify a char*.
641 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
642 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
643 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
644 low_pc_attribute, high_pc_attribute, body_begin_attribute,
645 body_end_attribute, comp_dir_attribute, sf_names_attribute,
646 src_info_attribute, mac_info_attribute, producer_attribute,
647 lookup_filename, generate_macinfo_entry, fundamental_type_code,
648 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
649 dwarfout_undef): Constify a char*.
650 (add_incomplete_type, retry_incomplete_types): Add prototypes.
652 * dwarfout.h (dwarfout_define, dwarfout_undef,
653 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
655 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
657 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
658 (MULTILIB_ISA_DEFAULT): New.
659 (MULTILIB_DEFAULTS): Use it.
660 * config/mips/mips.c (): Remove the now unnecessary definition
662 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
663 unnecessary definition.
665 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
667 * arm.md (pic_load_addr): Add constraints to operand 1.
669 1999-10-25 Bruce Korb <autogen@linuxbox.com>
671 * fixinc/genfixes: Provide a means for specifying -D options to
674 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
676 * arm.c (arm_override_options): Correct initialization of
677 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
678 arm_is_strong, and arm_is_6_or_7.
680 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
681 (note_set_pseudo_multiple_uses): New function.
682 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
683 if a pseudo set in the loop exit is used elsewhere.
685 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
687 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
689 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
691 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
692 a single load-address pattern.
694 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
696 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
697 depending on whether or not line-number notes are present.
699 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
701 * cccp.c (progname, file_buf, default_include, include_file,
702 macrodef, definition, hashval, wchar_type, user_label_prefix,
703 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
704 expand_to_temp_buffer, is_system_include, base_name,
705 absolute_filename, read_name_map, open_include_file,
706 record_control_macro, check_precompiled, check_preconditions,
707 pcfinclude, pass_thru_directive, create_definition,
708 check_macro_name, comp_def_part, collect_expansion,
709 check_assertion, read_token_list, assertion_install,
710 assertion_lookup, eval_if_expression, conditional_skip,
711 validate_else, skip_quoted_string, quote_string, macarg1,
712 error_from_errno, install, lookup, hashf, dump_defn_1,
713 perror_with_name, pfatal_with_name, main, trigraph_pcp,
714 check_white_space, rescan, handle_directive, monthnames,
715 special_symbol, do_include, remap_include_file, write_output,
716 arglist, do_assert, do_unassert, do_line, do_error, do_once,
717 do_ident, do_sccs, do_xifdef, skip_if_group,
718 output_line_directive, macroexpand, macarg, change_newlines,
719 initialize_builtins, make_definition): Constify a char*.
721 * pcp.h (stringdef): Likewise.
723 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
725 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
728 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
729 Richard Henderson <rth@cygnus.com>
731 * alias.c: Include ggc.h.
732 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
733 (record_set): Verify enough room in reg_base_value.
734 (init_alias_analysis): Allocate reg_base_value with xcalloc.
735 Register it as a GC root.
736 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
737 * Makefile.in (alias.o): Depend on ggc.h.
739 * unroll.c (unroll_loop): Verify the insn before a barrier
740 is a JUMP_INSN before checking JUMP_LABEL.
742 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
744 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
745 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
746 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
747 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
748 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
749 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
751 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
753 * output.h (ctors_section, dtors_section, bss_section): Prototype.
755 * alpha/alpha-interix.h (text_section): Delete prototype.
756 * alpha/elf.h (text_section): Likewise.
757 * arm/linux-elf.h (text_section): Likewise.
758 * arm/linux-telf.h (text_section): Likewise.
759 * c4x/c4x.h (text_section): Likewise.
760 * dsp16xx/dsp16xx.h (bss_section): Likewise.
761 * elfos.h (text_section): Likewise.
762 * i386/aix386ng.h (text_section): Likewise.
763 * i386/i386-interix.h (text_section): Likewise.
764 * i386/sco5.h (text_section): Likewise.
765 * i386/svr3gas.h (text_section): Likewise.
766 * nextstep.h (text_section): Likewise.
767 * psos.h (text_section): Likewise.
768 * ptx4.h (text_section): Likewise.
769 * svr3.h (text_section): Likewise.
770 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
772 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
774 * final.c (peephole): Delete prototype.
776 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
777 (pre_insert_copies): Remove unused variable `bb'.
779 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
782 * output.h (peephole): Add prototype.
784 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
786 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
789 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
791 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
792 for inlined declarations.
794 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
796 * arm.c (logical_binary_operator): New fucntion.
797 * arm.h (logical_binary_operator): Declare it.
798 (PREDICATE_CODES): Handle logical_binary_operator.
799 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
800 output constraints. Add appropriate splitters.
801 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
802 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
803 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
805 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
807 * genoutput.c (struct operand_data): New elt eliminable.
808 (output_operand_data): Write it.
809 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
810 (compare_operands): Take it into account.
811 * recog.h (struct insn_operand_data): New elt eliminable.
812 * reload1.c (check_eliminable_occurrences, elimination_effects): New
814 (old_asm_operands_vec, new_asm_operands_vec): Delete.
815 (eliminate_regs): Move code that detects changes to elimination
816 target regs into new function elimination_effects.
817 Delete one #if 0 block.
818 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
819 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
820 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
821 Only call eliminate_regs for real operands of the insn, not for parts
822 of its structure or parts matched by things like match_operator.
823 Use elimination_effects and check_eliminable_occurrences. Use
824 copy_insn to duplicate the pattern when not in the final pass.
826 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
828 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
831 1999-10-22 Bruce Korb <autogen@linuxbox.com>
833 * fixinc/README: document the "mach" machine matching test
834 * fixinc/fixfixes.c: Implement the #else/#endif label fix
835 * fixinc/fixtests.c: Implement the #else/#endif label test
836 * fixinc/inclhack.def: utilize these tests and fixes
837 * fixinc/inclhack.sh: regen
838 * fixinc/fixincl.x: regen
839 * fixinc/fixincl.sh: regen
841 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
843 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
846 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
848 * gcc.1: Document exit codes.
850 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
852 * calls.c: Include tm_p.h later, so everything we need is defined.
854 * function.c: Likewise.
856 * except.c: Include tm_p.h.
859 (dwarf2out_cfi_label): Don't prototype.
860 (check_return_regs, epilogue_renumber,
861 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
862 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
863 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
864 ultra_schedule_insn): Add static prototype.
865 (data_segment_operand, text_segment_operand): Call itself with the
866 proper number of arguments.
867 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
869 * sparc.h: Move all declarations to sparc-protos.h.
870 (SELECT_RTX_SECTION): Pass a missing MODE argument to
873 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
875 * config/svr4.h (text_section, ctors_section, dtors_section): Add
877 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
878 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
879 ASM_OUTPUT_ASCII): Constify a char*.
881 * sparc-protos.h: New file for sparc prototypes.
883 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
885 * function.c (record_insns, contains): Always declare and define.
886 (record_insns): Mark with ATTRIBUTE_UNUSED.
888 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
890 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
891 to .section when outputting a .bss section to deal with multiple
892 .bss input sections (as happens with -fdata-sections)
893 Also output %progbits, not @progbits so the assembler doesn't treat as
895 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
897 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
898 thumb parts even when building with non-thumb CPUs, by forcing
901 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
903 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
904 (movdf_const_intreg_sp64): Similarly.
906 * local-alloc.c (update_equiv_regs): Check the correct insn
907 for pre-existing REG_EQUIV notes.
909 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
911 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
912 block reached by a branch if we're not going to actually process
915 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
917 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
918 a local extern function declaration.
920 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
922 * i386.c (ix86_expand_prologue): Properly wrap USE around
923 reg for CALL_INSN_FUNCTION_USAGE.
925 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
927 * config/mips/mips.md (movdf_internal1a): Allow floating-point
928 move between GP_REGs.
930 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
932 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
933 the mode size when finding out if an offset is legal.
935 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
937 * basic-block.h (PROP_*): Move constants from ...
939 (compute_bb_for_insn): Free the array before reallocating.
940 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
941 (allocate_reg_life_data): Reset all reg variables collected by
943 (get_block_head_tail): Don't convert from bb to block.
944 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
945 (find_insn_reg_weight): Take block not bb.
946 (schedule_block): Don't set block num for moved insns.
947 (schedule_region): Don't update_life_info or find_insn_reg_weight.
948 (schedule_insns): Do it here instead.
949 * combine.c (combine_instructions): Invoke compute_bb_for_insn
950 before update_life_info.
951 * recog.c (split_all_insns, peephole2_optimize): Update for
952 new arg to update_life_info.
953 * rtlanal.c (remove_note): Cope with NULL note.
954 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
957 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
959 * jump.c (jump_optimize_1): More accurately detect casesi insns.
961 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
962 block records so that merge_blocks_nomove will clean up correctly.
963 (split_edge): Handle casesi insns.
965 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
967 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
969 * pa.md (call, call_value): Do not emit a blockage after restoring
972 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
974 * c-typeck.c (c_expand_asm_operands): Fix typo.
976 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
978 * arm.c (fpu_rhs_operand): Verify modes.
979 (fpu_add_operand): Likewise.
980 (di_operand): Likewise.
981 (soft_df_operand): Likewise.
983 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
985 * arm.c (arm_return_in_memory): APCS rules state that the elements
986 of a structure returned in a register must be 'integer-like'.
988 1999-10-19 Bruce Korb <autogen@linuxbox.com>
990 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
991 in the source tree when the generated targets are out of date
992 * fixinc/genfixes: Alter it to run individual fixes for make.
993 * fixinc/README: rewrite
994 * fixinc/inclhack.def: moved initial comments to README
996 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
998 * toplev.c (main): Do not generate an error message if an
999 unrecognised command line switch is recognisable by another
1000 language. If extra_warnings are enabled, then generate a
1001 warning message instead.
1003 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1005 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1006 (insert_pack_attributes): Delete prototype.
1008 * c-pragma.c (default_alignment): New static variable.
1009 (push_alignment): Initialize to current effective alignment.
1010 (pop_alignment): Use to set new alignment.
1011 (insert_pack_attributes): Delete function.
1012 (handle_pragma_token): Set default_alignment as well each time
1013 a #pragma pack(<n>) is encountered.
1015 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1017 * reg-stack.c (stack_result): Aggregates are not returned in
1020 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1022 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1024 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1026 * basic-block.h (set_block_num): Declare.
1027 * flow.c (update_life_info): Don't call compute_bb_for_insn
1028 or free_basic_block_vars.
1029 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1030 (insn_orig_block): Remove.
1031 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1032 (schedule_block): Keep BLOCK_NUM up-to-date.
1033 (schedule_insns): Use compute_bb_for_insn.
1034 * recog.c (split_all_insns): Likewise.
1035 (peephole2_optimize): Likewise.
1037 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1039 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1040 if the pic register is used.
1042 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1044 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1045 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1046 if that tests TREE_PERMANENT.
1048 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1050 * cse.c (invalidate_for_call): Do not remove memory references from
1051 the table here. It's handled elsewhere.
1053 * haifa-sched.c (add_dependence): Protect references to the
1054 true dependency cache with #ifdef INSN_SCHEDULING.
1055 (remove_dependence): Similarly.
1057 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1058 to the cfg code that this is a return instruction.
1059 * mn10300.md (return_internal): Similarly.
1061 * combine.c (get_last_value): If the last set of a register
1062 is after subst_low_cuid, then we can not use it to determine
1063 the register's last value.
1065 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1067 * Makefile.in: Back out previous change.
1069 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1071 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1073 * haifa-sched.c (add_dependence): Only check/update the cache
1075 (remove_dependence): Likewise.
1076 (schedule_insns): Only create the true_dependency_cache if the
1077 average number of instructions in a basic block is very large.
1079 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1081 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1082 (ggc-simple.o): Likewise.
1083 (ggc-page.o): Likewise.
1085 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1087 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1088 Prototype for exported functions.
1089 (pre_lcm, pre_rev_lcm): Remove prototypes.
1090 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1091 (compute_available): Move to lcm.c, and change parameter order.
1092 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1093 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1094 (gcse_main): No longer call compute_preds_succs. Rebuild the
1095 set table after reach pre pass.
1096 (pre_insert_map, pre_delete_map, edge_list): New.
1097 (alloc_pre_mem): Allocate edge vectors.
1098 (free_pre_mem): Delete edge vectors.
1099 (compute_pre_data): Call new edge based lcm routines.
1100 (process_insert_insn): New function.
1101 (insert_insn_end_bb): Use it.
1102 (pre_edge_insert): New function.
1103 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1105 (pre_insert_copies): Revamp using new edge based lcm outputs.
1106 (pre_delete): Likewise.
1107 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1109 (compute_code_hoist_vbeinout): New new edge based routines.
1110 * lcm.c: Remove all the old LCM functions. Replace with new ones
1111 that work with the new cfg datastructures and work with edges
1114 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1116 * reload.h (struct reload): Add new fields "mode" and "nregs".
1117 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1118 to reference the "mode" and "nregs" field within struct reload.
1120 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1122 * haifa-sched.c (true_dependency_cache): New.
1123 (add_dependence): Use the true dependency cache to avoid expensive
1124 walks down the LOG_LINKS dependency list. Add entries to the
1126 (remove_dependence): Remove entries from the true dependency cache
1128 (schedule_insns): Allocate and initialize and free the true
1131 * haifa-sched.c (schedule_insns): Do not remove inter-block
1132 dependencies anymore.
1134 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1136 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1137 * i386/t-winnt: Likewise.
1139 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1141 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1143 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1145 * Makefile.in (LANGUAGES): Omit "proto".
1146 (clean): Remove stale comment about removing unprotoize.c.
1148 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1150 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1151 using arithmetic on void pointers.
1153 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1155 * haifa-sched.c (compute_block_forward_dependencies): Only check
1156 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1158 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1160 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1161 (expr_equiv_p): Reject memories with different alias sets.
1163 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1165 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1166 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1167 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1168 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1169 (lang_init): Set default for flag_bounds_check if still "unspecified".
1171 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1173 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1175 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1177 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1180 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1182 * config/c4x/c4x.md (*db_noclobber,
1183 *decrement_and_branch_until_zero_noclobber): New patterns and
1184 associated splitters.
1186 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1188 * config/c4x/c4x.md (parallel instruction patterns): Rework
1189 constraints to keep reload happy.
1191 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1193 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1194 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1195 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1196 Add new patterns and associated post-reload splitters.
1198 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1200 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1202 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1204 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1206 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1208 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1210 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1213 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1215 * pa.c (move_operand): Rely on memory_address_p to determine the
1216 validity of non-indexed memory addresses.
1217 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1218 operand in DFmode and SFmode when generating PA2.0 code.
1220 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1222 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1224 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1226 * mips.c (function_prologue): Fix argument types.
1227 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1228 (casesi_internal): Write to the scratch register.
1230 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1232 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1234 (parse_charconst): Delete unnecessary cast when calling
1236 (cpplib.h): Kill prototype of cpp_parse_escape.
1238 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1240 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1241 * unroll.c (unroll_loop): Cast return value of alloca.
1242 * i370/i370.c: Include function.h and toplev.h.
1243 (i370_label_scan): Remove c++ commented abort.
1244 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1245 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1246 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1247 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1249 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1251 * config/t-freebsd: Do not override USER_H.
1252 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1254 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1255 Mumit Khan <khan@xraylith.wisc.edu>
1257 * c-parse.in (component_decl): Support anonymous struct/union.
1259 * c-parse.y: Regenerate.
1260 * c-parse.c: Likewise.
1261 * objc/objc-parse.y: Likewise.
1262 * objc/objc-parse.c: Likewise.
1263 * c-decl.c (finish_struct): Don't sort the fields.
1264 (field_decl_cmp): Delete unused function.
1266 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1268 * sparc.md (movsf_const_intreg): Revert last constraint change.
1269 (movdf_const_intreg_sp32): Likewise.
1271 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1273 * cse.c: Include hashtab.h instead of splay-tree.h
1274 (struct cse_reg_info): No longer use variant union. Add new
1275 field "regno". All references changed to avoid union.
1276 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1277 (free_cse_reg_info): Remove.
1278 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1279 (get_cse_reg_info): Revamp to use expandable hash tables instead
1280 of splay trees. Initialize new fields in cse_reg_info structure.
1281 (new_basic_block): Similarly.
1283 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1285 * genrecog.c (message_with_line): Prototype.
1286 (validate_pattern): Pass along the set for the dest, not a flag.
1287 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1288 Check for PC/CC0 as sources.
1289 (nodes_identical): Check for children position match before
1290 allowing the combination.
1292 * rtl.c (read_rtx): Track line number across \\\n.
1294 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1296 * mips.h (SPECIAL_MODE_PREDICATES): New.
1297 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1298 (movdi+1, movsi+1): Add output reload constraint.
1299 (casesi_internal): Likewise. Fix commentary.
1300 (return_internal): Use pmode_register_operand.
1302 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1304 * 1750a.md (movstrqi): Add missing output reload constraint.
1305 (call_value): Likewise.
1306 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1307 (jmpfdec): Add missing inout reload constraint.
1308 * elxsi.md (addsi patterns): Add missing output reload constraint.
1309 (move from sp): Use @ alternates.
1310 (call_value): No constraint on output.
1311 * fr30.md (movsi_pop): Add missing output reload constraint.
1312 (movsf_constant_store): Likewise.
1313 (splits): Remove constraints.
1314 (subsi3): Add missing mode.
1315 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1316 (call_value): Likewise.
1317 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1318 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1319 * m32r.md (movsicc_internal): Add output reload constraint.
1320 (movstrsi_internal): Add inout reload constraints.
1321 * m88k.h (reg_names): Don't declare.
1322 (SPECIAL_MODE_PREDICATES): New.
1323 * m88k.md (*): Use register_operand not reg_or_0_operand
1325 * mn10200.h (PREDICATE_CODES): New.
1326 * ns32k.md (ffs pattern): Add output reload constraint.
1327 * pdp11.md (sob pattern): Add inout reload constraint.
1328 * sh.md (splits): Remove constraints.
1329 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1330 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1331 * vax.md (jgequ pattern): Add inout reload constraint.
1333 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1335 * configure.in (djgpp): Revert previous patch.
1336 * configure: Rebuit.
1337 * config/i386/djgpp.h: Revert previous patch.
1339 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1341 * fixinc/inclhack.def: Restore patch lost during last merge of
1342 "no_bogosity" branch.
1343 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1345 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1347 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1348 * fixinc/inclhack.def: Same.
1349 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1351 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1353 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1354 as the base of a PLUS.
1356 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1358 * config/c4x/c4x.md: Define mode for remaining unspec operators.
1359 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
1361 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
1363 * pa.md (post_stw+1): Use pmode_register_operand.
1364 (dcacheflush, icacheflush): Likewise.
1366 * i386.md (movstricthi_1): Allow r/r.
1368 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
1370 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
1371 to (not (and (arg0) (arg1))). Similary for and.
1373 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
1374 falltrought to assocate code.
1375 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
1378 * combine.c (simplify_logical): Convert XOR to IOR if operands have
1379 no bits in common; remove XOR to ROTATE conversion.
1381 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1383 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
1385 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1387 * config/c4x/c4x.c (dst_operand): New.
1388 (PREDICATE_CODES): Update.
1389 * config/c4x/c4x.h (dst_operand): Declare it.
1390 * config/c4x/c4x.md: Define mode for each unspec usage.
1391 (move patterns): Use dst_operand predicate instead of src_operand.
1392 (movqi_update, movqf_update): Delete.
1394 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
1396 * recog.c (pmode_register_operand): New.
1397 * recog.h: Declare it.
1398 * genrecog.c (pred_codes): Likewise.
1399 (special_mode_pred_table): Likewise.
1400 (validate_pattern): Don't warn no mode for address_operand.
1402 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
1403 if the operand is not insn-like.
1405 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
1406 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
1408 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
1410 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
1412 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
1413 instead of general_operand in a SET_DEST. Use const_double_operand
1414 instead of an explicit test against CONST_DOUBLE.
1415 (movsf_const_lo): Add missing register mode.
1416 (goto_handler_and_restore): Add auxiliary test for Pmode.
1417 (flush): Adjust to use address_operand.
1418 (return_sf_no_fpu): Add missing output constraint.
1420 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
1422 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
1423 for call return value.
1424 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
1426 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
1428 * toplev.c (main): Only warn about options for other languages.
1429 * collect2.c (main): Pass -w to sub-gcc.
1431 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
1433 * flow.c (propagate_block): Add call-clobbered registers to
1436 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
1437 zapping mem_set_list.
1438 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
1439 (mark_set_1, mark_used_regs): Likewise.
1441 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
1443 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
1445 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1447 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
1448 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
1449 options. Also add a new item "C-only Warning Options" to the
1452 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
1454 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
1455 from multiple calls.
1457 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
1459 * i386.md (call value patterns): Move to the end of the file.
1460 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
1462 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
1464 * configure.in (djgpp configuration): Define extra_objects..
1465 * configure: Rebuilt.
1466 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
1467 (DTORS_SECTION_ASM_OP): Define.
1468 (INIT_SECTION_ASM_OP): Define.
1469 (FINI_SECTION_ASM_OP): Define.
1470 (DATA_SECTION_ASM_OP): Define.
1471 (TEXT_SECTION_ASM_OP): Define.
1472 (EH_FRAME_SECTION_ASM_OP): Define.
1473 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
1474 (STARTFILE_SPEC): Add crtbegin.o.
1475 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
1476 to here from LINK_COMMAND_SPEC.
1477 (DO_GLOBAL_CTORS_BODY): Define.
1478 (CRTSTUFF_USE_FINI_SECTION): Define
1479 (HAS_INIT_SECTION): Delete.
1481 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
1483 * Makefile.in (all.cross): Depend on xcpp$(exeext).
1485 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
1487 * pa.h (PREDICATE_CODES): New.
1489 * genrecog.c (validate_pattern): Condense the destination
1492 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
1494 * alpha.md (call-1): Supply missing mode for operator.
1495 (*): Add missing output reload constraints. Remove constraints
1498 * i386.h (SPECIAL_MODE_PREDICATES): New.
1499 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
1500 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
1501 (addsi_lea_3): Add missing mode for op 3.
1502 (prologue_set_got, prologue_get_pc): Add missing modes.
1503 (*) Add missing output reload constraints.
1505 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
1507 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
1508 check for member bit-size overflow and use var_size if it occurs.
1509 (layout_record): Use bitsize_int() to define the type size in bits.
1510 Likewise for computation and assignment to DECL_FIELD_BITPOS.
1511 (layout_decl): Likewise when assigning to DECL_SIZE.
1513 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
1515 * genrecog.c (validate_pattern): Typo last change. Verify
1516 that output operands have output reloads.
1518 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
1520 * genrecog.c (special_mode_pred_table): New.
1521 (NUM_SPECIAL_MODE_PREDS): New.
1522 (find_operand): New.
1523 (validate_pattern): New argument `insn'. Warn for assignment to
1524 any predicate accepting non-lvalues. Conditionaly warn for
1525 match_operand without a mode. Try much harder to match source
1526 and destination modes on a set.
1527 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
1529 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
1531 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
1533 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
1535 * combine.c (simplify_logical): Recognize xor pattern that encodes
1538 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1540 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
1543 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
1545 * ggc-page.c (MAP_FAILED): Provide default.
1547 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
1549 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
1550 * sparc.h (PREDICATE_CODES): Update.
1552 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
1554 * alpha.c (some_ni_operand): New.
1555 * alpha-protos.h: Declare it.
1556 * alpha.h (PREDICATE_CODES): Update.
1557 * alpha.md (sXaddq reload insns): Use some_ni_operand
1558 for SET_DEST instead of some_operand.
1560 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
1561 Jim Wilson <wilson@cygnus.com>
1563 * genrecog.c (maybe_both_true_2): Don't compare modes of
1565 (process_tree): Elide peephole2_insns. Invoke simplify_tests
1566 after find_afterward.
1567 (debug_decision_1): Dump next and afterward codes.
1569 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
1571 * rtl.c (dump_and_abort): Remove.
1572 (fatal_with_file_and_line): New.
1573 (fatal_expected_char): New.
1574 (read_rtx_lineno, read_rtx_filename): New.
1575 (read_skip_spaces): Track line number.
1576 (read_name): Use fatal_with_file_and_line.
1577 (read_rtx): Use fatal_expected_char. Track line number.
1578 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
1580 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
1581 if it isn't a CODE_LABEL.
1583 * genattr.c (main): Set read_rtx_filename.
1584 * genattrtab.c (main): Likewise.
1585 * gencodes.c (main): Likewise.
1586 * genconfig.c (main): Likewise.
1587 * genemit.c (main): Likewise.
1588 * genextract.c (main): Likewise.
1589 * genflags.c (main): Likewise.
1590 * genopinit.c (main): Likewise.
1591 * genoutput.c (main): Likewise.
1592 * genpeep.c (main): Likewise.
1594 * genrecog.c (decision_test.u.insn): Add `lineno'.
1595 (pattern_lineno, error_count): New variables.
1596 (message_with_line): New.
1597 (add_to_sequence): Break out checking code to ...
1598 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
1599 (merge_insn): Use message_with_line.
1600 (make_insn_sequence): Use validate_pattern. Record insn lineno.
1601 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
1603 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1605 * expr.c (store_constructor): Clear union if constructor is empty.
1607 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
1609 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
1610 Add !endian checks. Change %{...} to %(...).
1612 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
1614 * i386.md (*addsi3_cc): Renamed from addcsi3.
1615 (*addsi3_carry): Renamed from addxsi3.
1616 (*subsi3_cc): Renamed from subcsi3.
1617 (*subsi3_carry): Renamed from subxsi3.
1618 (*xorqi_cc_1): Renamed from xorcqi_1.
1619 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
1620 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
1622 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
1624 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
1625 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
1627 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
1629 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
1630 climb up the chain of insns.
1632 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
1634 * genrecog.c (write_subroutine): Careful for null trees.
1635 (process_tree): Don't elide empty functions.
1637 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
1639 * Makefile.in (genrtl.o): Depend on ggc.h.
1640 * configure.in (valloc): Probe for it.
1641 (with-gc): Use ggc-page if valloc present.
1642 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
1643 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
1644 (ggc_alloc_string): Moved from ggc-page.c.
1645 * ggc-none.c (ggc_alloc_obj): New.
1646 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
1647 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
1648 (struct globals): Likewise for dev_zero_fd.
1649 (init_ggc): Likewise for it's initialization.
1650 (ggc_allocated_p): Move careful dereference from ...
1651 (ggc_lookup_page_table): ... here. Delete.
1652 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
1653 (alloc_anon): Use valloc if no mmap.
1654 (release_pages): Use free if using valloc.
1655 (ggc_alloc_obj): Renamed from alloc_obj.
1656 (ggc_set_mark): Renamed from mark_obj.
1657 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
1658 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
1659 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
1660 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
1661 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
1662 (ggc_collect): Use fp printing instead of our own rounding.
1663 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
1664 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
1665 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
1666 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
1667 (struct ggc_string, struct ggc_any): Delete.
1668 (offsetof): Provide default definition.
1669 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
1671 (struct ggc_mem): New, from corpse of ggc_any.
1672 (struct ggc_status): Delete.
1673 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
1674 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
1675 (n_strings_collected, n_anys_collected): Delete.
1676 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
1677 (ggc_alloc_string, ggc_alloc): Delete.
1678 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
1679 (ggc_free_string, ggc_free_any): Delete.
1680 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
1681 (ggc_compare_addresses, ggc_mark_string): Delete.
1682 (ggc_mark_string_if_gcable, ggc_mark): Delete.
1683 (search_data): Delete.
1684 (struct globals): New.
1685 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
1686 (tree_insert, tree_lookup): New.
1687 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
1688 (clear_marks, sweep_objs): New.
1689 (ggc_collect): Gut. Use clear_marks, sweep_objs.
1690 (init_ggc): Set allocated_last_gc.
1691 (ggc_push_context): Gut. Use G.context.
1692 (ggc_pop_context): Likewise.
1693 (ggc_pop_context_1): New.
1694 (debug_ggc_tree): New.
1695 (debug_ggc_balance, tally_leaves): New.
1696 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
1697 (ggc_mark_string_if_gcable): Remove decl.
1698 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
1699 (ggc_mark_rtvec_children): New.
1700 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
1701 (ggc_mark_if_gcable): New decl.
1702 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
1703 (ggc_alloc_tree, ggc_alloc): Likewise.
1704 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
1705 (ggc_alloc_obj): New decl.
1706 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
1707 (ggc_alloc_tree, ggc_alloc): Likewise.
1708 (ggc_set_mark): New decl.
1709 * rtl.h (struct rtx_def): Remove gc_mark.
1710 (struct rtvec_def): Likewise.
1711 * tree.h (struct tree_common): Likewise.
1713 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
1715 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
1716 float_format and thread_file definitions.
1717 * configure: Rebuilt.
1719 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
1721 * extend.texi (Function Names): Document types of function names.
1723 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1725 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1726 an earlyclobbered output conflict with RELOAD_INPUT reloads.
1728 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1730 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
1732 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1734 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
1736 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
1738 * collect2.c (main): Do prelimnary link on AIX if rflag.
1740 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1742 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
1743 __CTOR_LIST__ in opposite order, which is the correct order for sorted
1745 (__do_global_dtors): similarly for __DTOR_LIST__.
1747 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1748 Diego Novillo <dnovillo@cygnus.com>
1750 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
1753 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
1755 * fixincl/*: Merged "no_bogosity" branch
1756 * fixincl/fixlib.h: protect against doubly defining t_bool
1757 * fixincl/server.h: protect against doubly defining t_bool
1759 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
1761 * genoutput.c: Include toplev.h.
1763 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
1765 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
1767 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
1768 * configure: Regenerate.
1770 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1772 * gcse.c (delete_null_pointer_checks): Returns void.
1774 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1776 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
1777 * emit-rtl.c (copy_insn_1): Likewise.
1779 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1781 * config/mips/mips.c (mips_build_va_list): Correct
1782 TREE_CHAIN setting when hard-float.
1783 (mips_va_start): Use corrected setting.
1784 (mips_va_arg): Likewise. Also pass a tree to build of
1785 POSTINCREMENT_EXPR rather than a naked 'int'.
1787 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
1789 * ggc.h (ggc_push_context): Fix comment.
1790 (ggc_pop_context): Likewise.
1791 (mark_string_if_gcable): Likewise.
1792 * ggc-common.c (ggc_mark_rtx_children): Use
1793 ggc_mark_string_if_gcable.
1794 * ggc-page.c (ggc_lookup_page_table): New function.
1795 (ggc_allocated_p): Likewise.
1796 (mark_obj): Fix formatting.
1797 (ggc_mark_string_if_gcable): New function.
1798 * ggc-simple.c (ggc_allocated_strings): New variable.
1799 (ggc_strings_used): Likewise.
1800 (ggc_compare_addresses): New function.
1801 (ggc_pop_context): Pop the `any' memory too.
1802 (ggc_mark_string_if_gcable): New function.
1803 (ggc_collect): Initialize and tear down ggc_allocated_strings.
1805 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
1807 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
1808 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
1809 * rs6000.c (expand_block_move): Match movstrsi_?reg register
1812 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
1814 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
1815 (sched_reg_live_length, sched_reg_basic_block): Delete.
1816 (current_block_num, bb_live_regs, old_live_regs): Delete.
1817 (dead_notes, struct sometimes): Delete.
1818 (sched_note_set, birthing_insn_p): Delete.
1819 (adjust_priority): Gut useless reg lifetime code.
1820 (create_reg_dead_note, attach_deaths): Delete.
1821 (attach_deaths_insn, new_sometimes_live): Delete.
1822 (finish_sometimes_live): Delete.
1823 (find_pre_sched_live, find_post_sched_live): Delete.
1824 (update_reg_usage): Delete.
1825 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
1826 (schedule_insns): Delete reg lifetime code.
1827 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
1828 (unlink_other_notes): Adjust REG_NOTE commentary.
1829 (reemit_notes): Use REG_SAVE_NOTE.
1830 (schedule_block): Likewise.
1831 (schedule_region): Allocate bitmap of blocks in region. Use
1832 count_or_remove_death_notes. Use update_life_info.
1834 * rtl.h (REG_SAVE_NOTE): New.
1835 * rtl.c (reg_note_name): Update.
1837 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
1839 * combine.c (refresh_blocks, need_refresh): New.
1840 (combine_instructions): Allocate refresh_blocks. Invoke
1841 update_life_info if needed.
1842 (distribute_notes): Mark refresh_blocks instead of installing
1844 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
1845 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
1847 * Makefile.in (recog.o): Depend on basic-block.h.
1849 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
1851 * genrecog.c (add_to_sequence): Thinko last change: delete
1852 shadowing allow_const_int variable.
1854 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1856 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
1857 __GNUC__ and __GNUC_MINOR__.
1859 * gansidecl.h: Likewise.
1865 * toplev.h: Likewise.
1871 * varray.c: Likewise.
1873 * varray.h: Likewise.
1875 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1877 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
1878 use one before a jump table.
1880 * rtl.def (ADDRESS): Change documentation to match reality.
1881 * md.texi: Don't document it.
1882 * gmicro.md (load address pattern): Use 'p' constraint, delete use
1885 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
1887 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
1889 * genrecog.c (add_to_sequence): Move allow_const_int test outside
1890 known predicate block; default allow_const_int true.
1891 (debug_decision_list): New.
1893 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
1895 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
1897 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
1899 * gcse.c (gcse_main): Avoid global optimizations if we have a
1900 large number of basic blocks and the ratio of edges to blocks
1902 (delete_null_pointer_checks): Likewise.
1904 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
1906 * c-common.c (check_format_info): Warn if format string isn't a
1909 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1911 * configure.in (arm*-*-*): Don't let autoconf remove brackets
1912 * configure: regenerate
1914 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
1916 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
1917 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
1918 (peepholes): Re-enable.
1920 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
1922 * Makefile.in (flow.o): Depend on TREE_H.
1923 * basic-block.h (REG_SET_EQUAL_P): New.
1926 (free_regset_vector): Remove declaration.
1927 (flow_delete_insn_chain): Declare.
1928 (enum update_life_extent): New.
1929 (update_life_info, count_or_remove_death_notes): Declare.
1930 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
1931 Verify register live at bb->global_live_at_start before adding USE.
1932 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
1933 (CLEAN_ALLOCA): New.
1935 (PROP_*): New flags.
1936 (find_basic_blocks_1): Use alloc_EXPR_LIST.
1937 (clear_edges): Zero n_edges.
1938 (make_edge): Increment n_edges.
1939 (split_edge): Don't allocate bb->local_set. Increment n_edges.
1940 (flow_delete_insn_chain): Export.
1941 (delete_block): Decrement n_edges.
1942 (merge_blocks_nomove): Likewise.
1943 (life_analysis): Give life_analysis_1 PROP flags.
1944 (verify_wide_reg_1, verify_wide_reg): New.
1945 (verify_local_live_at_start): New.
1946 (update_life_info): Rewrite to call into propogate_block.
1948 (mark_regs_live_at_end): After reload, if epilogue as rtl,
1949 always mark stack pointer. Conditionally mark PIC register.
1950 After reload, mark call-saved registers, return regsiters.
1951 (life_analysis_1): Accept PROP flags not remove_dead_code.
1952 Call mark_regs_live_at_end before zeroing regs_ever_live.
1953 Use calculate_global_regs_live. Copy global_live_at_end before
1954 calling final propagate_block. Zero reg_next_use on exit.
1955 (calculate_global_regs_live): New.
1956 (allocate_bb_life_data): Don't allocate bb->local_set.
1957 (init_regset_vector, free_regset_vector): Remove.
1958 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
1959 Test flags before every operation. Warn if prologue/epilogue insn
1960 would have been deleted.
1961 (mark_set_regs, mark_set_1): Accept and use FLAGS.
1962 Use alloc_EXPR_LIST.
1963 (mark_used_regs): Accept and use FLAGS, not FINAL.
1964 Remove special handling for RETURN.
1965 (try_pre_increment): Use alloc_EXPR_LIST.
1966 (dump_flow_info): Dump n_edges.
1967 (unlink_insn_chain, split_hard_reg_notes): Remove.
1968 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
1969 (find_insn_with_note, new_insn_dead_notes): Remove.
1970 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
1971 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
1972 (replace_insns): Remove.
1973 (count_or_remove_death_notes): New.
1974 (verify_flow_info): Abort on error after all checks.
1975 (remove_edge): Decrement n_edges.
1976 (remove_fake_edges): Tweek format.
1977 * haifa-sched.c (schedule_insns): Use split_all_insns.
1978 * output.h (update_life_info): Remove declaration.
1979 * recog.c (split_all_insns): From the corpse of split_block_insns,
1980 do the whole function block by block. Use update_life_info.
1981 (recog_last_allowed_insn): New.
1982 (recog_next_insn): Mind it.
1983 (peephole2_optimize): Set it. Walk backwards through blocks.
1984 Use update_life_info.
1985 * rtl.h (update_flow_info, replace_insns): Remove declarations.
1986 (split_all_insns): Declare.
1987 * toplev.c (rest_of_compilation): Thread prologue before flow2.
1988 Use split_all_insns.
1990 * i386.md (or -1 peep2s): Disable.
1992 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
1994 * config/mips/mips.md (movstrsi+[123]) : Combine these into
1995 a single pattern. Scrap the 'd' versions as unnecessary.
1997 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
1998 tablejump_mips162,tablejump_internal4): The operands to a
1999 label_ref must be VOIDmode.
2001 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2003 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2005 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2007 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2009 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2011 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2012 cache every function if ggc_p.
2014 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2016 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2017 instead of copy_rtx. Accept sequences that contain asm statements.
2018 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2019 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2020 orig_asm_operands_vector, copy_asm_operands_vector,
2021 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2023 * rtl.h (copy_insn, copy_insn_1): Declare.
2025 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2027 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2029 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2030 arguments to `current_file_function_operand'.
2032 * genrecog.c: Include hard-reg-set.h and resource.h in the
2033 generated output file.
2035 * real.c: Include tm_p.h.
2037 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2039 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2042 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2044 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2045 before the fctiwz insn.
2047 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2048 Mark Mitchell <mark@codesourcery.com>
2050 * tree.c (make_lang_type_fn): New funtion pointer.
2051 (make_lang_type): Call it.
2052 * tree.h (make_lang_type): Declare.
2053 (make_lang_type_fn): Likewise.
2054 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2056 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2058 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2059 make sure that HIGH instructions are copied into BASE_REGS.
2061 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2063 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2065 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2067 * c-decl.c (finish_struct): Use simpler method of
2068 removing elements of a singly-linked list.
2070 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2072 * alpha.md (peephole2's): Comment out peephole2's that generate
2075 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2077 * genrecog.c (add_to_sequence): Disable mode check for
2080 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2082 * ggc-simple.c (init_ggc): Set empty_string.
2084 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2086 * configure.in: Detect mmap. Add --with-gc=foo to select
2087 garbage collector; default to page if mmap available.
2088 * Makefile.in (GGC): Substitute.
2090 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2092 * c-decl.c (ggc_p): Enable.
2094 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2096 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2098 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2100 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2101 string for little-endian-data.
2103 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2105 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2106 case somebody tries to compile --enable-checking code with gcc
2109 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2111 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2114 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2116 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2117 * jump.c (jump_optimize_1): Document why.
2119 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2121 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2122 pointers and casts for `int_handler' and `quit_handler'.
2124 * flow.c (verify_flow_info, split_hard_reg_notes,
2125 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2126 remove_edge, remove_fake_successors): Add static prototypes.
2127 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2128 (mark_set_1): Initialize variable `regno'.
2129 (unlink_insn_chain): Likewise for variable `curr'.
2130 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2132 * loop.c (strength_reduce): Initialize variable
2133 `unrolled_insn_copies'.
2134 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2135 prototypes. Change these functions to take const PTR parameters
2136 to avoid prototype conflict when used as the comparson argument
2138 (check_dbra_loop): Initialize variable `comparison_val'.
2140 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2141 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2142 (find_valid_class): Initialize variable `best_class'.
2143 (find_reloads): Call memcpy, not bcopy.
2145 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2146 (hard_reg_use_compare): Don't needlessly cast away const.
2147 (reload_reg_class_lower): Likewise.
2148 (choose_reload_regs): Initialize variable `regno'.
2150 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2152 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2154 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2156 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2157 ({,d}discard): Add forward declarations. Declare parameter as
2159 (main_without_main): Explicitly declare return type to be int.
2160 (memcpy): Properly declare.
2162 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2163 building the trampoline support, declare malloc, free, and
2165 (__clear_cache): Mark arguments as potentially unused.
2167 * frame.c (toplevel): If inhibit_libc is defined, declare
2170 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2172 * flow.c (make_edge): Accept an optional 2D bitmap in which
2173 to cache edge existence. Update all callers.
2174 (make_label_edge, make_eh_edge): Pass through the edge cache.
2175 (make_edges): Provide the cache.
2177 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2179 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2181 (local_mbtowc): Change the type of variable `i' from int to size_t.
2183 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2184 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2186 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2188 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2189 after other includes that define the appropriate types. Include
2190 tm_p.h for getting user prototypes.
2191 * ggc-callbacks.c (toplevel): Ditto.
2192 * ggc-none.c (toplevel): Ditto.
2193 * gcc-page.c (toplevel): Ditto.
2194 * ggc-simple.c (toplevel): Ditto.
2196 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2197 Jonathan Larmour <jlarmour@cygnus.co.uk>
2199 * config/mips/mips.c (mips_move_2words): Split doubles if
2200 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2202 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2204 * genrecog.c (struct decision_test): New.
2205 (struct decision): Remove test-related members, sort the rest by size.
2206 (IS_SPLIT): Simplify.
2207 (new_decision, new_decision_test): New.
2208 (add_to_sequence): Use them. No special handling for args of
2210 (maybe_both_true): Renamed from not_both_true; return sense changed.
2211 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2212 of maybe_both_true and adjusted for decision_test.
2213 (position_merit): Remove.
2214 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2215 (merge_accept_insn): New, broken out of merge_trees.
2216 (merge_trees): Use them. No special case for c_test; no node
2217 splitting; use test type instead of position_merit.
2218 (factor_tests): New.
2219 (simplify_tests): New.
2220 (break_out_subroutines): Don't write code now.
2221 (find_afterward): New.
2222 (write_afterward, write_switch, write_cond): New.
2223 (write_action, is_unconditional): New.
2224 (write_node): New. Use them.
2225 (write_tree_1): Rewrite. Use the new functions above.
2226 (write_tree): Remove afterward processing.
2227 (write_subroutine): Simplify function variant emission.
2228 (write_subroutines): New.
2229 (same_codes, clear_codes): Remove.
2230 (same_modes, clear_modes): Remove.
2231 (write_header): New, broken out of main.
2232 (make_insn_sequence): Use new_decision and new_decision_test.
2233 (process_tree): New, broken out of main.
2234 (main): Adjust for merge_trees interface change.
2235 Don't #define operands in the output file.
2236 (record_insn_name): New, broken out of make_insn_sequence.
2237 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2238 (debug_decision): New.
2240 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2242 * resource.c (find_free_register): Mark class_str argument const.
2243 * resource.h: Update prototype to match.
2245 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2246 * i386.md: Give all anonymous insns names.
2248 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2250 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2253 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2255 * toplev.c (dbr_sched_time): Unconditional.
2256 (peephole2_time): New.
2257 (compile_file): Add pass numbers to all of the dump file suffixes.
2258 Dump peephole2_time. Don't dump times for non-applicable passes.
2259 (rest_of_compilation): Add pass numbers to dump file suffixes.
2260 Conditionalize calls to the scheduler.
2261 * invoke.texi: Update.
2263 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2265 * flow.c (make_edges): Fix insn iteration.
2266 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2267 (find_basic_blocks_1): Fix spelling mistake.
2269 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2271 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2272 always have side-effects. Use memset not bzero.
2273 (make_node): Likewise.
2275 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2277 * stmt.c (expand_anon_union_decl): When any of the elements of the
2278 union is addressable, so is the entire union.
2280 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2282 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2284 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2285 * bitmap.c (bitmap_operation): Return true iff TO changed.
2286 (bitmap_equal_p): New.
2287 (bitmap_bit_p): Tidy arithmetic.
2288 (debug_bitmap_file): Likewise.
2290 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2292 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2293 before cse2 instead of after.
2295 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2297 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2300 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2302 * cppinit.c (is_idchar initializer): Loosen tests to accept
2305 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2307 * mips.md: Define conditional move patterns for floating point
2308 operands and DI mode conditions.
2310 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2312 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2313 always have side-effects.
2315 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2317 * mn10200.c (asm_file_start): Fix typo.
2319 * cppinit.c (is_idchar initializer): Tighten tests for when
2320 to put the table into initialized memory.
2322 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2323 not an array of rtunion.
2324 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2325 * gcc-simple (ggc_free_rtvec): Similarly.
2327 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2330 * mbchar.h: Add missing #endif.
2332 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2333 (FPBIT, DPBIT): Define.
2335 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2337 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2339 * profile.c (instrument_arcs, output_gcov_string,
2340 tablejump_entry_p): Add static prototypes.
2341 (output_gcov_string): Constify a char*.
2343 * regmove.c (replacement_quality, fixup_match_2): Add static
2346 * resource.h (reg_dead_p): Add extern prototype.
2348 * rtl.c (trim_filename): Add static prototype.
2350 * scan-decls.c (skip_to_closing_brace): Likewise.
2352 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2353 (expand_end_case): Initialize variable `range'.
2354 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2356 * varasm.c (asm_emit_uninitialised): Add static prototype.
2357 (asm_emit_uninitialised, assemble_variable): Mark parameter with
2360 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2362 * cpplib.c (if_directive_nameo): Add static prototype.
2364 * cse.c (cse_insn): Remove unused variable `p'.
2366 * except.c (create_rethrow_ref, push_entry,
2367 receive_exception_label, new_eh_region_entry, find_func_region,
2368 clear_function_eh_region, process_nestinfo): Add static prototypes.
2369 (get_reg_for_handler): Hide definition.
2370 (process_nestinfo): Initialize variable `extra_handlers'.
2372 * expr.h (expand_builtin_longjmp): Add extern prototype.
2374 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
2376 * function.c (prepare_function_start): Likewise.
2377 (pop_function_context_from): Mark parameter `context' with
2379 (push_temp_slots_for_block, flush_addressof): Hide definition.
2381 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
2382 solve_program_flow_graph, calculate_branch_probs,
2383 function_summary, main, fancy_abort): Add prototypes.
2385 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
2386 (add_hash): Constify a char*.
2388 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
2389 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
2390 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
2392 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
2394 * lists.c (free_list, zap_lists): Likewise.
2396 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2398 * alias.c (nonlocal_reference_p): Add static prototype.
2400 * bitmap.c (bitmap_element_allocate): Prototype args in function
2403 * builtins.c (stabilize_va_list): Add static prototype.
2404 (expand_builtin_va_arg): Constify a char*.
2406 * c-lex.c (getch, put_back, extend_token_buffer_to,
2407 read_line_number, token_getch, token_put_back): Add static
2410 * c-parse.gperf (hash, is_reserved_word): Likewise.
2412 * cccp.c (is_dir_separator): Likewise.
2414 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2416 * graph.h: New file to prototype functions exported by graph.c.
2418 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
2420 * graph.c: Include graph.h.
2422 * toplev.c: Likewise. Remove redundant prototypes.
2424 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
2426 * invoke.texi: Removed duplicated description for -Q.
2428 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
2430 * extend.texi: Grammar fix in __extension__ text.
2432 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
2434 * md.texi (define_peephole2): New section.
2436 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
2438 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
2439 (mov $-1 to or peepholer): Enable for pentium when optimizing for
2442 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
2444 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
2446 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
2448 * i386.md (ffs expander): Emit Pentium friendly code for
2451 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
2453 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
2457 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2459 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
2461 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
2463 * config/m68k/m68k.c (use_return_insn): Return false if the pic
2466 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2468 * md.texi (No Constraints): Delete section.
2469 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
2470 * final.c (final_scan_insn): We always have register constraints.
2471 * genattrtab.c: Don't include "insn-config.h".
2472 (write_attr_case): We always have register constraints.
2473 * genconfig.c (register_constraint_flag): Delete.
2474 (walk_insn_part): Don't check whether we have register constraints.
2475 (main): Don't write out "#define REGISTER_CONSTRAINTS".
2476 * genoutput.c (have_constraints): Delete.
2477 (main): Don't set it.
2478 (output_operand_data): We always have constraints.
2479 (scan_operands): Likewise.
2480 (compare_operands): Likewise.
2481 * local-alloc.c (block_alloc): We always have constraints.
2482 (requires_inout): Always compile this function.
2483 * recog.c (extract_insn): We always have constraints.
2484 (constrain_operands, reg_fits_class_p): Always compile these
2486 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
2488 (struct insn_operand_data): Likewise.
2489 * regclass.c (regclass): We always have constraints.
2490 (record_reg_classes, copy_cost, record_address_regs,
2491 auto_inc_dec_reg_p): Always compile these functions.
2492 * regmove.c (regmove_optimize): We always have constraints.
2493 * reload.c (find_reloads): Likewise.
2494 * reload1.c (reload): Likewise.
2495 (reload_cse_simplify_operands): Likewise.
2496 * i860.c (output_delay_insn): Likewise.
2498 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
2500 * iris6.h (BUILD_VA_LIST_TYPE): Define.
2502 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2504 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
2505 for the va_list record.
2507 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
2509 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
2512 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
2514 * alias.c: Include insn-flags.h.
2515 * Makefile.in (alias.o): Update.
2517 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
2519 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
2520 to LTU and GEU. Handle more cases using sbb.
2522 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
2524 * i386.md (truncatexfdf splitters): Do not use subreg.
2525 (fop XFmode patterns): Fix mode in operand testing.
2527 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
2529 * jump.c (jump_optimize_1): Amend last change to test only the
2530 form of the operand, not the insn.
2532 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
2533 not register_operand to determine when B may need preloading.
2535 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
2537 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
2538 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
2539 (call-value patterns): Move to end of file.
2540 (*): Remove mode from label_ref in (pc) context.
2541 (movstrqi): Use memory not general_operand for BLKmode operands.
2542 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
2543 to register_operand operands.
2544 (peep2 patterns): Convert from commented-out peephole patterns.
2546 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2548 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
2549 to BUILT_IN_INIT_DWARF_REG_SIZES.
2550 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
2551 Renamed from BUILT_IN_DWARF_REG_SIZE; call
2552 expand_builtin_init_dwarf_reg_sizes.
2553 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
2554 with __builtin_init_dwarf_reg_size_table.
2555 * dwarf2out.c (struct reg_size_range): Delete.
2556 (expand_builtin_init_dwarf_reg_sizes): New function.
2557 (expand_builtin_dwarf_reg_size): Delete.
2558 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
2559 (expand_builtin_dwarf_reg_size): Don't declare.
2560 * libgcc2.c (dwarf_reg_size_table_initialized): New.
2561 (dwarf_reg_size_table): New.
2562 (init_reg_size_table): New function.
2563 (copy_reg): Use dwarf_reg_size_table.
2564 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
2567 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
2569 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
2570 Correctly build argument list to constructor and destructor functions.
2572 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
2574 * c-tree.h (warn_float_equal): Declare.
2575 * c-decl.c (warn_float_equal): Define.
2576 (c_decode_option): Recognize -W[no-]float-equal.
2577 * c-typeck.c (build_binary_op): Conditionally warn
2578 about equality tests of floating point types.
2579 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
2580 * invoke.texi: Add docs for -Wfloat-equal warning.
2582 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
2584 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
2585 generating RTL directly.
2586 * mips.h (INIT_TARGET_OPTABS): Likewise.
2587 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
2589 * expr.h (init_mov_optab): Delete declaration
2591 * h8300.c (WORD_REG_USED): Update to avoid useless register
2592 saves in interrupt functions and functions which never return.
2594 * cse.c (struct set): Delete inner_dest_loc field.
2595 (cse_insn): Remove assignments to inner_dest_loc field.
2597 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
2599 * ggc-page.c: Don't include <unistd.h> etc taken care of
2600 by "system.h". Include <sys/mman.h> afterward.
2602 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
2604 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
2607 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
2609 * xcoffout.c (xcoffout_declare_function): Add documentation.
2610 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
2611 TARGET_64BIT. Compare constant to -1, not bit pattern.
2612 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
2613 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
2616 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
2618 * dwarf2out.c (add_abstract_origin_attribute): Abort if
2620 (gen_inlined_enumeration_type_die): Do not abort if the type has
2621 not been writeen out.
2622 (gen_inlined_structure_type_die): Do not abort if the type has
2623 not been writeen out.
2624 (gen_inlined_union_type_die): Do not abort if the type has
2625 not been writeen out.
2626 (gen_tagged_type_instantiation_die): Do not abort if the type
2627 has not been written out.
2629 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2631 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
2633 * reg-stack.c (straighten_stack): Copy hard reg set with
2636 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
2638 * builtins.c (stabilize_va_list): Stabilize array type va_list
2639 to a pointer type, not the base record type.
2640 (expand_builtin_va_copy): Dereference the pointers explicitly;
2641 use the correct size for the copy.
2643 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
2644 (rs6000_va_arg): Likewise.
2646 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
2648 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
2650 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
2652 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
2654 (DECL_BUILT_IN_CLASS): Adjust accordingly.
2656 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
2658 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
2659 (init_ggc): Use it instead of a constant.
2660 (ggc_collect): Bound allocated_last_gc by it.
2662 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
2664 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
2667 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
2669 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
2670 (mips*-*-openbsd*): Let big endian configuration be a fragment.
2672 * config/mips/openbsd.h: New, OpenBSD little endian target.
2673 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
2674 * config/mips/xm-openbsd.h: New, OpenBSD host.
2676 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
2678 * config/m68k/m68k.c (output_function_prologue,
2679 output_function_epilogue): Use
2680 current_function_uses_pic_offset_table instead of regs_ever_live
2681 to decide whether to save/restore pic register.
2682 (legitimize_pic_address): Don't modify regs_ever_live any more.
2684 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
2686 * function.h (struct function): Add x_dont_save_pending_sizes_p.
2687 * stor-layout.c (variable_size): Don't add sizes to the pending
2688 sizes list if x_dont_save_pending_sizes_p is set.
2690 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
2692 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
2693 for symbolic_operand().
2694 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
2696 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2698 * combine.c (gen_rtx_combine): Add missing call to va_end().
2700 * final.c (asm_fprintf): Likewise.
2702 * genattrtab.c (attr_rtx): Likewise.
2704 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
2706 * cse.c: Update comments.
2707 (cse_insn): When converting a conditional/computed jump into
2708 an unconditional jump, always make sure a BARRIER immediately
2709 follows the converted jump. Do not delete unreachable code.
2710 (cse_basic_block): Do not delete unreachable code.
2711 * toplev.c (rest_of_compilation): Move call to
2712 delete_trivially_dead_insns after the conditional call to
2715 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2717 * collect2.c (make_temp_file): Don't prototype.
2719 * gcc.c (make_temp_file): Likewise.
2721 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
2723 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
2725 * varasm.c (asm_emit_uninitialised): New function: Generate
2726 the assembler statements necessary to declare an uninitialised
2728 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
2730 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
2731 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
2733 (assemble_variable): Use asm_emit_uninitialised to emit an
2734 uninitialised variable.
2736 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
2738 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
2739 constant on a 64 bit host. Patch supplied by Geoffrey Keating
2740 <geoffk@cygnus.com>.
2742 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2744 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
2745 * c-common.h (builtin_function): Don't declare.
2747 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
2749 (pushdecl): Likewise.
2750 (finish_decl): Likewise.
2751 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
2752 int. All callers changed.
2753 Set the builtin's DECL_BUILT_IN_CLASS.
2754 * tree.h (enum built_in_class): New.
2755 (enum built_in_function): Delete NOT_BUILT_IN.
2756 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
2758 (DECL_SET_FUNCTION_CODE): Likewise.
2759 (DECL_BUILT_IN_CLASS): New macro.
2760 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
2761 (struct tree_decl): Split builtin function code field into a
2763 (builtin_function): Declare.
2765 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
2767 * optabs.c (init_traps): Fix typo in last change.
2769 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
2771 * toplev.c (rest_of_decl_compilation): Update comment.
2773 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2775 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
2776 in .sbss if appropriate.
2777 (EXTRA_SECTION_FUNCTIONS): Add sbss.
2778 (SBSS_SECTION_ASM_OP): New macro.
2779 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
2780 (EXTRA_SECTIONS): Add in_sbss.
2781 * config/mips/mips.h: Prototype sbss_section.
2783 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
2785 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
2788 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
2790 * optabs.c (init_traps): Register trap_rtx as a GC root.
2792 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2794 * config/mips/mips.c (function_arg_pass_by_reference): Define
2795 unconditionally, since it's called unconditionally.
2797 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2799 * toplev.c (documented_lang_options): Add -fshort-wchar.
2800 * c-decl.c (c_decode_option): Likewise.
2801 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
2803 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
2804 * gcc.c (default_compilers): If -fshort-wchar,
2805 override __WCHAR_TYPE__.
2806 * tm.texi (C Dialect Options): Add -fshort-wchar.
2808 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
2809 symbol for a variable.
2811 * cpplib.h (CPP_PREPROCESSED): New macro.
2812 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
2813 we're seeing this input for a second time.
2815 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
2817 * emit-rtl.c (init_emit_once): Initialize modes first.
2819 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
2821 * config/i386/i386.c (pic_label_name): Change to char pointer.
2822 (global_offset_table): New variable.
2823 (load_pic_register): Fill global_offset_table if it hasn't
2824 already been done. Allocate pic_label_name dynamically.
2825 * ggc.h (empty_string): New variable.
2826 * ggc-simple.c (empty_string): Likewise.
2827 (init_ggc): Allocate empty_string and add as root.
2828 * stmt.c (digit_strings): New variable.
2829 (init_stmt): Add last_block_end_note as root. Allocate and
2830 initialize digit_strings.
2831 (expand_asm_operands): Use empty_string instead of string
2832 constant. Use digit_strings instead of string constants.
2833 * profile.c (init_arc_profiler): Allocate string with
2834 ggc_alloc_string instead of xmalloc.
2835 (output_func_start_profiler): Likewise.
2836 * c-typeck.c (digest_init): Check if init is error_mark_node.
2838 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
2839 Richard Henderson <rth@cygnus.com>
2841 * ggc-page.c: New file.
2842 * Makefile.in (ggc-page.o): New.
2844 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
2846 * invoke.texi: Document -fdelete-null-pointer-checks
2847 * toplev.c (flag_delete_null_pointer_checks): New.
2848 (f_options): Add entry for -fdelete-null-pointer-checks.
2849 (rest_of_compilation): Conditionalize null pointer check
2850 elimination on flag_delete_null_pointer_checks.
2851 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
2853 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
2855 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
2856 copyright notice and special exception to GPL.
2858 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2860 * abi64.h (mips_function_value): Add prototype arguments.
2862 * mips-protos.h: New file with mips prototypes.
2864 * mips.c: Include "tm_p.h".
2865 (mktemp, lookup_name): Add prototype arguments.
2866 (extern_list, string_constant, mips_fill_delay_slot,
2867 mips_output_external, mips_output_external_libcall,
2868 mips_output_filename, mips_declare_object, function_prologue,
2869 mips_expand_prologue, function_epilogue, mips16_constant,
2870 build_mips16_function_stub, mips_output_conditional_branch):
2872 (mips_va_start): Remove unused variable `u'.
2873 (mips_va_arg): Cast value to unsigned when comparing against one.
2875 (save_restore_insns, mips_expand_prologue): Add missing arg in
2876 call to `large_int'.
2878 * mips.h: Move prototypes to mips-protos.h.
2879 (data_section, memory_address_p, rdata_section,
2880 readonly_data_section, simple_epilogue_p, text_section): Delete
2881 prototypes delcared elsewhere.
2882 (mips_epilogue_delay_slots, print_options): Delete unused decls.
2884 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
2886 * mips.md: Delete extra args in call to `mips_move_2words'.
2888 * xm-iris6.h (alloca): Add prototype argument.
2890 * genpeep.c: Include "tm_p.h" in generated output file.
2892 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2894 * basic-block.h (find_edge_index): Change parameters.
2895 * flow.c (verify_edge_list): Pass basic_block parameters to
2896 find_edge_index instead of integers.
2898 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
2900 * combine.c (simplify_comparison): Use an unsigned shift to adjust
2903 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
2905 * gcc.1: Fix a formatting error.
2907 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2909 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
2910 i786, mn10200, mn10300, pdp11, v850.
2912 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
2914 * libgcc2.c (num_digits): Add prototype with
2915 __attribute__((const)).
2916 (__terminate): Add prototype.
2918 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
2920 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
2922 * alpha/alpha.c (print_operand): Fix type of `code'.
2923 (alpha_output_filename): Constify.
2924 * alpha/alpha.h: Move all function declarations ...
2925 * alpha/alpha-protos.h: ... here. New file.
2926 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
2927 (SECTION_FUNCTION_TEMPLATE): Likewise.
2929 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2931 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
2932 * expr.c (expand_expr): Likewise.
2933 (do_jump): Likewise.
2934 (do_store_flag): Pass ccp_store_flag to can_compare_p.
2935 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
2937 (enum can_compare_purpose): New.
2938 (can_compare_p): Adjust prototype.
2939 (prepare_cmp_insn, prepare_operand): Declare.
2940 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
2941 * optabs.c (cmp_available_p): Deleted.
2942 (expand_abs): Pass ccp_jump to can_compare_p.
2943 (can_compare_p): New arg PURPOSE. Check for combined optabs.
2944 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
2945 Call can_compare_p rather than cmp_available_p.
2946 (prepare_operand): No longer static.
2947 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
2948 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
2949 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
2950 sequence to use emit_cmp_and_jump_insns.
2951 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
2953 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
2955 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
2956 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
2957 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
2958 (plus (reg) (const_int 0))
2959 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
2961 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
2963 * rs6000.c (expand_block_move): DImode loads and stores require
2964 word-aligned displacements. Increment address registers with
2965 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
2967 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
2969 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
2970 is no name for the base type, rather than segfault. If we are
2971 writing out a complex integer type, use DW_ATE_lo_user.
2973 * expr.c (emit_move_insn_1): If we are copying a complex that fits
2974 in one word or less (complex char, complex short, or on 64 bit
2975 systems complex float) to/from a hard register, copy it through
2976 memory instead of dying in gen_{real,imag}part. If we have a
2977 short complex type, prevent inlining since it allocates stack
2980 * tree.c (build_complex_type): If we are writing dwarf2 output,
2981 generate a name for complex integer types.
2983 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2985 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
2986 * flow.c (remove_edge): Remove extra whitespace.
2987 (remove_fake_edges): Fix comment.
2988 (add_noreturn_fake_exit_edges): Use the correct name.
2990 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
2992 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
2993 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
2994 (clean): Depend on INTL_CLEAN.
2995 (maintainer-clean): Adjust.
2997 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2999 * configure.in (AC_PREREQ): Bump to 2.13.
3000 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3002 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3004 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3006 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3008 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3009 (HAVE_STRINGIZE): Define.
3011 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3013 * c-parse.in: save and restore warn_pointer_arith on __extension__
3014 along with pedantic.
3015 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3016 Set the type of extension to itype rather than $<itype>1 kludge.
3017 * extend.texi (Alternate Keywords): Adjust documentation.
3018 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3020 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3022 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3023 most assembler templates.
3025 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3026 FP loads and stores.
3027 (following_call): Always return zero for the PA8000.
3028 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3029 FP loads and stores.
3030 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3032 * pa.h (BRANCH_COST): Define.
3034 * pa.md (return, return_internal): Use bve for PA2.0.
3036 * pa.md (fused multiply): Add variants which reduce height for the
3037 fused multiply, but which still generate 2 insns.
3038 (fnegabs): Similarly.
3040 * pa.md (subsi3): Turn into an expander. Create two anonymous
3041 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3042 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3044 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3046 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3048 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3049 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3051 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3054 * flow.c (record_active_eh_regions): Terminate loop after finding
3055 the last insn in the last basic block.
3057 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3059 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3061 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3063 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3065 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3067 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3068 splitting to not use output template.
3070 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3072 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3073 * config/c4x/c4x.c (c4x_va_start): New function.
3075 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3077 * genrecog.c (not_both_true): Handle correctly cases when called for
3078 tests with different positions in the insn.
3080 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3082 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3084 * system.h (HOST_PTR_PRINTF): ... to here.
3086 * mips-tfile.c: Don't include machmode.h.
3088 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3089 (mips-tfile.o): Don't depend on machmode.h.
3091 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3093 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3094 avoid conflicts with typedef struct `region' at the top level scope.
3096 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3098 * basic-block.h (basic_block): Add eh_beg, eh_end.
3099 * flow.c (entry_exit_blocks): Update.
3100 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3102 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3103 lists.c functions to allocate insn lists.
3104 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3106 (make_eh_edge): ... here. New.
3107 (move_stray_eh_region_notes): New.
3108 (record_active_eh_regions): New.
3109 (delete_unreachable_blocks): Split out block merging ...
3110 (try_merge_blocks): ... here. New.
3111 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3112 Dump debugging data.
3113 (merge_blocks_move_successor_nojumps): Likewise.
3114 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3116 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3118 * extend.texi (Bound member functions): Document unbound pmf
3121 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3123 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3124 has the EXIT_BLOCK as a dest.
3126 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3128 * flow.c (remove_edge): New function to remove an edge from the
3130 (remove_fake_successors): New function to remove fake successor edges.
3131 (remove_fake_edges): New function to remove all fake edges from the
3133 (add_fake_exit_edges): New function to add fake edges from all blocks
3134 with no successors to the exit block.
3135 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3136 prototypes for new functions.
3138 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3140 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3141 Use Pmode to determine whether to output .dword or .word.
3143 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3145 * tree.c (built_in_filename): New variable.
3146 (BUILT_IN_FILENAME): New macro.
3147 (init_tree_codes): Allocate built_in_filename.
3148 (make_node): Use built_in_filename instead of string constant.
3150 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3152 * configure.in: Add fr30 target.
3153 * configure: Regenerate.
3154 * config/fr30: New directory.
3155 * config/fr30/crti.asm: New file.
3156 * config/fr30/fr30.c: New file.
3157 * config/fr30/crtn.asm: New file.
3158 * config/fr30/fr30.h: New file.
3159 * config/fr30/fr30.md: New file.
3160 * config/fr30/lib1funcs.asm: New file.
3161 * config/fr30/t-fr30: New file.
3162 * config/fr30/xm-fr30.h: New file.
3164 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3166 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3167 BARRIER at the end of the successor, not the BARRIER before
3170 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3172 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3174 * stmt.c (any_pending_cleanups): Don't crash when
3175 current_function->stmt is unset.
3177 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3179 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3180 other initializations that may use it for relative offsets.
3182 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3184 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3185 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3186 * config/i386/sol2dbg.h: Removed.
3187 * config/i386/sol2gas.h: New file, to enable gas work-around.
3188 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3189 Don't use sol2dbg.h.
3190 * configure: Rebuilt.
3192 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3194 * invoke.texi (-fthis-is-variable): Remove documentation.
3196 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3198 * basic-block.h (compute_bb_for_insn): Declare.
3199 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3200 to use; set size of basic_block_for_insn directly.
3201 (find_basic_blocks): Update.
3203 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3205 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3207 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3209 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3210 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3212 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3214 * c-decl.c (c_decode_option): Extend comment.
3216 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3218 * toplev.c (progname): Make 'const char *'
3219 (flag_print_mem): Move out of main.
3220 (version_flag): Move out of main.
3221 (filename): Move out of main.
3222 (debug_args): Remove g prefix from options.
3223 (documented_lang_options): Remove cpplib specific options.
3224 (display_help): Add g prefix to debug options.
3225 (check_lang_option): Delete this function.
3226 (decode_d_option): New function: Decode -d... option.
3227 (decode_f_option): New function: Decode -f... option.
3228 (decode_W_option): New function: Decode -W... option.
3229 (decode_g_option): New function: Decode -g... option.
3230 (independent_decode_option): New function: Decode a language
3231 independent command line option.
3232 (main): Invoke lang_decode_option and then
3233 independent_decode_option on each command line option in
3236 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3238 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3239 * fold-const.c (fold_range_test): Do not try to fold the range
3240 test if the rhs or lhs has side effects.
3242 * basic-block.h (compute_flow_dominators): Declare.
3244 * gcse.c (alloc_code_hoist_mem): New function.
3245 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3246 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3247 (hoist_code, one_code_hoisting_pass): Likewise.
3248 (gcse_main): If optimizing for size, then hoist expressions
3249 computed in multiple dominated basic blocks.
3251 * gcse.c (invalid_nonnull_info): New function.
3252 (delete_null_pointer_checks): Likewise.
3253 * rtl.h (delete_null_pointer_checks): Declare.
3254 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3256 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3257 (merge-blocks_move_successor_nojumps): Likewise.
3258 (merge_blocks): Allow merging of some blocks, even if it requires
3259 physical movement of the blocks, but not if it requires new jumps.
3261 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3262 Callers and prototype changed.
3263 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3265 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3267 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3268 -YP when both -p and -pg are present. From i386/sol2.h.
3270 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3272 * Makefile.in (distclean): Delete tm_p.h.
3273 * configure.in: Create a new file, "tm_p.h", from a list in
3274 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3275 "i386/i386-protos.h".
3277 * alias.c: Include "tm_p.h".
3278 * c-typeck.c: Likewise.
3279 * calls.c: Likewise.
3281 * emit-rtl.c: Likewise.
3282 * explow.c: Likewise.
3283 * expmed.c: Likewise.
3285 * final.c: Likewise.
3287 * fold-const.c: Likewise.
3288 * function.c: Likewise.
3290 * global.c: Likewise.
3291 * haifa-sched.c: Likewise.
3292 * integrate.c: Likewise.
3294 * local-alloc.c: Likewise.
3296 * optabs.c: Likewise.
3297 * recog.c: Likewise.
3298 * reg-stack.c: Likewise.
3299 * regclass.c: Likewise.
3300 * regmove.c: Likewise.
3301 * reload.c: Likewise.
3302 * reload1.c: Likewise.
3303 * reorg.c: Likewise.
3304 * resource.c: Likewise.
3306 * stor-layout.c: Likewise.
3307 * toplev.c: Likewise.
3309 * unroll.c: Likewise.
3310 * genattrtab.c (main): Make generated file include "tm_p.h".
3311 * genemit.c (main): Likewise.
3312 * genoutput.c (main): Likewise.
3313 * genrecog.c (main): Likewise.
3315 * i386.h: Delete all prototypes.
3316 * i386.c: Include "tm_p.h".
3317 (ix86_attr_length_default): Call constant_call_address_operand
3318 with correct number of arguments.
3319 * i386-protos.h: New file.
3320 * i386.md (unnamed patterns): Call constant_call_address_operand
3321 with correct number of arguments.
3322 (exception_receiver): Call load_pic_register with correct number
3325 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3327 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3329 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3331 * rtl.h (insns_safe_to_move_p): New function.
3332 * loop.c (find_and_verify_loops): Use it.
3333 * rtlanal.c (insns_safe_to_move_p): Define it.
3335 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3337 * c-pragma.c: Include ggc.h.
3338 * Makefile.in (c-pragma.o): Update.
3340 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3342 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3343 (LIB_SPEC): Likewise.
3344 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3345 Reindent -YP/-p/-pg.
3346 Copied from config/sparc/sol2.h.
3348 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3350 * c-pragma.c (mark_align_stack): New.
3352 * c-pragma.h (init_pragma): Declare it.
3353 * c-lex.c (init_parse): Call it.
3355 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3357 * configure.in: Pick up thread library on Solaris/x86 just
3358 like on Solaris/sparc.
3359 * configure: Rebuilt.
3361 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3363 * rtl.h (global_rtx_index): New enum.
3364 (global_rtl): Change to array of rtx.
3365 (pc_rtx, cc0_rtx): Redefine accordingly.
3366 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
3367 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
3368 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
3369 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
3370 (const_int_rtx): Change to array of rtx.
3371 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
3373 * emit-rtl.c (global_rtl): Change to array of rtx.
3374 (const_int_rtx): Change to aray of rtx.
3375 (gen_rtx_CONST_INT): Redefine accordingly.
3376 (init_emit_once): Allocate and initialize global_rtl. Likewise
3377 for const_int_rtx. Add both as GC roots.
3378 * genattrtab.c (global_rtl): Update declaration.
3380 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
3382 * Makefile (USER_H): Add iso646.h back.
3384 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
3386 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
3387 zapping the LOG_LINKS of sched_before_next_call.
3389 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
3390 * pa.c (insn_refs_are_delayed): Renamed from
3391 insn_sets_and_refs_are_delayed.
3393 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
3395 * functiion.h (struct function): Add x_whole_function_mode_p.
3396 (retrofit_block): Declare.
3397 * function.c (retrofit_block): New function.
3398 (identify_blocks): Add assertions. Allow an incomplete set of
3399 block notes if we're still generating code for the function.
3400 * integrate.c: Include loop.h.
3401 (expand_inline_function): Call find_loop_tree_blocks to map block
3402 notes to blocks when in whole-function mode. Use retrofit_block
3403 to insert new BLOCKs for the inlined function, rather than
3405 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
3406 * Makefile.in (integrate.o): Depend on loop.h.
3408 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3410 * tree.h (warn_about_unused_variables): Declare.
3411 * stmt.c (warn_about_unused_variables): New function, split out
3413 (expand_end_bindings): Here.
3415 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
3417 * stmt.c (preserve_subexpressions_p): Don't crash when
3418 current_function->stmt is unset.
3420 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
3422 * stmt.c (expand_start_bindings): Allow callers to pass a flag
3423 indicating that no NOTE_INSN_BLOCK_BEG note is required.
3424 (expand_start_target_temps): Use it.
3425 * except.c (expand_eh_region_start_for_decl): Likewise.
3426 * expr.c (expand_expr): Likewise.
3428 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3430 * fold-const.c (operand_equal_p): Pay attention to side effects.
3432 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3434 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
3435 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
3437 * tlink.c (scan_linker_output): Look for keywords before accepting
3438 a mangled name in quotes.
3440 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
3442 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
3443 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
3445 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
3447 * alpha.md: Revert Thu Nov 26 change that came in through the
3448 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
3449 Avoid earlyclobber when possible.
3451 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3453 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
3455 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
3456 Define HAVE_ON_EXIT.
3458 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3460 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
3461 CTYPE_CONV in all ctype macros.
3463 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
3466 * cexp.y (initialize_random_junk): Likewise.
3468 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
3470 * i370.c (handle_pragma): Likewise.
3472 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
3474 * v850.c (override_options): Likewise.
3476 * doprint.c (_doprnt): Likewise.
3478 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
3481 * fixinc/server.c (load_data): Likewise.
3483 * fold-const.c (real_hex_to_f): Likewise.
3485 * genattr.c (write_upcase, gen_attr): Likewise.
3487 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
3488 write_upcase): Likewise.
3490 * genemit.c (print_code): Likewise.
3492 * genopinit.c (gen_insn): Likewise.
3494 * genpeep.c (print_code): Likewise.
3496 * genrecog.c (print_code): Likewise.
3498 * optabs.c (init_libfuncs): Likewise.
3500 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
3502 * haifa-sched.c (sched_analyze): Keep the list of notes organized
3504 (reemit_notes): Likewise.
3506 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
3508 * ggc.h (ggc_root): Move to ggc-common.c.
3510 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
3511 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
3512 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
3513 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
3514 * ggc-common.c (ggc_root): Move from ggc.h.
3515 (roots): Declare, static.
3516 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
3517 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
3518 null or check/set mark bit.
3519 (ggc_mark_roots): New.
3520 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
3522 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
3524 * m32r.c: Include toplev.h.
3525 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
3526 (gen_compare): Rename swap_p to must_swap to match uses.
3527 Add default abort case.
3528 (m32r_output_function_epilogue): Remove unused variables.
3529 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
3530 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
3531 define to empty parameter list. Update all uses.
3532 (predicate decls): Use enum machine_mode not int.
3533 * m32r.md (movsi): Call abort, not fatal_insn.
3534 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
3536 1999-09-14 Andrew Haley <aph@cygnus.com>
3538 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
3539 use $0 instead of 0.
3541 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3543 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
3544 computation out of loop over hard regs.
3546 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
3548 * function.c (identify_blocks): Don't shadow a variable in an
3550 * integrate.c (integrate_decl_tree): Don't use pushlevel,
3551 pushdecl, or poplevel to build up the new BLOCK tree.
3552 (expand_inline_function): Likewise.
3553 (integrate_parm_decls): Likewise.
3555 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
3557 * c-typeck.c (qualify_type): Merge qualifiers from both types.
3559 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
3561 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
3562 * invoke.texi: Document this change.
3564 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
3566 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
3568 (mark_emit_status): Renamed from mark_emit_state.
3569 * except.c (mark_eh_status): Renamed from mark_eh_state.
3570 Check not null before marking.
3571 (free_eh_status): New.
3572 * expr.c (mark_expr_status, free_expr_status): New.
3573 * function.c (free_machine_status): New.
3574 (free_after_parsing): New.
3575 (free_after_compilation): Move bits to free_after_parsing; call
3576 free_eh_status, free_expr_status; zero the marked members of the
3578 (prepare_function_start): No can_garbage_collect.
3579 Call init_eh_for_function.
3580 (expand_dummy_function_end): Free up current_function state.
3581 (mark_function_status): Renamed from mark_function_state.
3582 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
3583 * function.h (struct function): No can_garbage_collect.
3584 (free_machine_status, free_after_parsing): Declare.
3585 (free_eh_status, free_expr_status): Declare.
3586 * ggc.h (mark_expr_status): Declare.
3587 * stmt.c (free_stmt_status): Free the struct.
3588 (mark_stmt_status): Renamed from mark_stmt_state.
3589 (init_stmt): Don't call init_eh.
3590 (init_stmt_for_function): Don't call init_eh_for_function.
3591 * toplev.c (compile_file): Call init_eh.
3592 (rest_of_compilation): Free basic block info before ggc_collect.
3593 Call free_after_parsing; conditionally call free_after_compilation.
3594 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
3595 Check not null before marking.
3596 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
3598 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
3600 * c-lex.c (yylex): Initialize warn.
3602 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
3604 * pa.c (emit_move_sequence): Properly set the mode of the scratch
3605 register when performing secondary reloads for the SAR register.
3607 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
3609 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
3610 (NOTE_BLOCK): New macro.
3611 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
3612 * function.h (identify_blocks): Change prototype.
3613 * function.c (identify_blocks): Simplify.
3614 (reorder_blocks): Likewise.
3615 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
3616 NOTE_INSN_BLOCK_{BEG,END}.
3617 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
3618 the list of saved notes if the note isn't a
3619 NOTE_INSN_BLOCK_{BEG,END}.
3620 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
3622 (reemit_notes): Adjust recreation of notes to reflect new saved
3624 * print-rtl.c (print_rtx): Print the address of the BLOCK when
3625 printing a block note.
3626 * stmt.c (block_vector): Remove.
3627 (find_loop_tree_blocks): Simplify.
3628 (unroll_block_trees): Likewise.
3629 * tree.h (reorder_block): Change prototype.
3631 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
3633 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
3634 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
3635 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
3636 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
3637 (atexit, exit): Simplify.
3638 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
3639 * config/lots: Remove defns of HAVE_ATEXIT.
3641 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
3643 * calls.c (precompute_arguments): Fix typo in comment.
3644 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
3647 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
3649 * dsp16xx.c (override_options): Fix typos in GC root registration.
3651 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
3653 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
3655 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
3656 (FUNCTION_PROFILER): Redefine appropriately for Linux.
3657 (CC1_SPEC): Likewise.
3659 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3661 * genattr.c (main): Add extern prototype. Call return, not exit.
3662 * genattrtab.c (main): Likewise.
3663 * gencheck.c (main): Likewise.
3664 * gencodes.c (main): Likewise.
3665 * genconfig.c (main): Likewise.
3666 * genemit.c (main): Likewise.
3667 * genextract.c (main): Likewise.
3668 * genflags.c (main): Likewise.
3669 * gengenrtl.c (main): Likewise.
3670 * genopinit.c (main): Likewise.
3671 * genoutput.c (main): Likewise.
3672 * genpeep.c (main): Likewise.
3673 * genrecog.c (main): Likewise.
3675 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
3676 * genattrtab.c (get_insn_name): Likewise.
3677 * gencodes.c (get_insn_name): Likewise.
3678 * genconfig.c (get_insn_name): Likewise.
3679 * genemit.c (get_insn_name): Likewise.
3680 * genextract.c (get_insn_name): Likewise.
3681 * genflags.c (get_insn_name): Likewise.
3682 * genopinit.c (get_insn_name): Likewise.
3683 * genpeep.c (get_insn_name): Likewise.
3685 * gencheck.c (usage): Add static prototype.
3686 * genextract.c (print_path): Constify a char*.
3687 * genopinit.c (optabs): Likewise.
3688 * genoutput.c (operand_data, data, output_predicate_decls,
3689 compare_operands): Likewise.
3690 * genrecog.c (write_tree): Add default case in switch.
3692 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3694 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
3696 * print-rtl.c (get_insn_name): Remove prototype.
3698 * toplev.h (progname): Declare const.
3700 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
3701 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
3702 dump_sched_info, dump_local_alloc, regset_release_memory,
3703 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
3704 error_with_file_and_line, error_with_decl, error_for_asm, error,
3705 fatal, warning_with_file_and_line, warning_with_decl, warning,
3706 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
3707 Remove redundant prototypes.
3709 (notice, check_lang_option, report_file_and_line, vnotice,
3710 mark_file_stack): Add static prototype.
3711 (set_fatal_function): Add prototype.
3712 (vnotice, report_file_and_line, set_fatal_function,
3713 check_lang_option): Constify a char*.
3714 (main): Prototype. Call return, not exit.
3716 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3718 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
3720 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
3722 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
3724 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
3726 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3728 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
3729 behave as if it's zero in all cases.
3730 (expand_function_start): Adjust call to assign_parms.
3731 * tree.h (assign_parms): Adjust prototype.
3732 * objc/objc-act.c (hack_method_prototype): Adjust call to
3735 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
3737 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
3738 arg_pointer_rtx fixed if the argument pointer register is
3740 (NONZERO_BASE_PLUS_P): Likewise.
3742 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
3744 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
3745 match_insn2 to match_insn.
3746 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
3748 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
3750 * Makefile.in (USER_H): Remove va-foo.h.
3752 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
3753 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
3754 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
3755 va-spur.h,va-v850.h}: Remove.
3757 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
3759 * sparc/sparc.md (eligible_for_return_delay): New attribute.
3760 (in_return_delay): Use it instead of match_insn.
3762 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3764 * config/alpha/va_list.h (va-alpha.h): Do not include.
3765 (__gnuc_va_list): Typedef as in varargs.h.
3767 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
3769 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
3770 DECL_LIVE_RANGE_RTL.
3772 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
3774 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
3775 not NOTE_BLOCK_NUMBER.
3776 (expand_eh_region_end): Likewise.
3777 (find_exception_handler_labels): Likewise.
3778 (scan_region): Likewise.
3779 (exception_optimize): Likewise.
3780 (update_rethrow_references): Likewise.
3781 (set_insn_eh_region): Likewise.
3782 * final.c (final_scan_insn): Likewise.
3783 * flow.c (make_edges): Likewise.
3784 * integrate.c (expand_inline_function): Likewise.
3785 * print-rtl.c (print_rtx): Likewise.
3787 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
3789 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
3790 terms of builtin functions and types.
3792 * mips.c (mips_build_va_list): New.
3793 (mips_va_start, mips_va_arg): New.
3794 * mips.h (BUILD_VA_LIST_TYPE): New.
3795 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3797 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
3798 (sh_build_va_list, sh_va_start, sh_va_arg): New.
3799 * sh.h (BUILD_VA_LIST_TYPE): New.
3800 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3802 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
3804 * recog.h (struct recog_data): Make dup_num, operand_address_p,
3805 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
3806 (struct insn_data): Likewise with n_operands, n_dups,
3807 n_alternatives, output_format.
3808 * regclass.c (scan_one_insn): Cast n_operands to int before
3809 arithmetic inside comparison.
3811 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
3813 * toplev.c (compile_function): Unconditionally emit nop.
3815 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3817 * haifa-sched.c (actual_hazard): Move declaration of variable
3818 `this_cost' into the scope where it is used.
3820 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3822 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
3823 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
3824 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
3826 * genrecog.c (make_insn_sequence): Call memset, not bzero.
3828 * jump.c (find_insert_position): Don't declare or define unless
3829 !HAVE_conditional_arithmetic.
3830 (returnjump_p_1, delete_prior_computation): Add static prototypes.
3832 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
3834 * recog.c (offsettable_address_p): Prototype function pointer.
3835 (preprocess_constraints): Call memset, not bzero.
3837 * tree.c (tree_node_kind_names): Constify a char*. Make static.
3838 (gcc_obstack_init): Don't declare.
3839 (fix_sizetype): Add static prototype.
3840 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
3841 (tree_cons): Call memset, not bzero.
3843 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
3844 definition in macro ASM_WEAKEN_LABEL.
3845 (mark_const_hash_entry): Add static prototype.
3847 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3849 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
3851 * unroll.c (find_common_reg_term, subtract_reg_term,
3852 loop_find_equiv_value): Add static prototypes.
3853 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
3854 (copy_loop_body): Remove unreachable break statement.
3856 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
3858 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
3860 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3862 Undo some changes from the gcc2 merge:
3863 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
3864 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
3868 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
3869 * emit-rtl.c (gen_lowpart_common): Disable optimization of
3870 initialized float-int union if the value is a NaN.
3872 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
3874 * gthr-win32.h: New file.
3876 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
3877 shared as a valid attribute.
3878 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
3879 * extend.texi: Document `shared' variable attribute.
3881 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
3883 * configure.in: Handle --enable-threads on FreeBSD.
3884 * configure: Rebuit.
3886 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3888 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
3890 * configure: Rebuilt.
3892 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
3893 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
3894 Rosimildo DaSilva <rdasilva@connecttel.com>
3896 * configure.in (m68k-*-rtemscoff*): Added.
3897 * configure.in (mips64orion-*-rtems*): Converted to ELF.
3898 * configure.in (sparc-*-rtemsaout*): Added as alias for old
3899 sparc-rtems configuration.
3900 * configure.in (sparc-*-rtemself*): Added.
3901 * configure.in (sparc-*-rtems*): Now ELF not a.out.
3902 * config/i386/rtems.h: Added comment.
3903 * config/sparc/rtemself.h: New file.
3905 * configure.in (m68k-rtemself): Added.
3906 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
3907 and DWARF_DEBUGGING_INFO.
3908 * config/m68k/crti.s: New file.
3909 * config/m68k/crtn.s: New file.
3910 * config/m68k/t-crtstuff: New file.
3911 * config/m68k/rtemself.h: New file.
3913 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
3914 global ctor/dtor and C++ exception handling.
3915 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
3916 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
3918 * config/i386/t-rtems-i386: New File.
3920 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
3922 * stmt.c (expand_end_case): Return right away if the case stack is
3925 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
3927 * Makefile.in (version.c): Remove rule incorrectly brought in from
3930 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
3932 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
3933 * msdos/top.sed: Take into account a prepended $(SHELL) to
3935 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
3937 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
3939 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3941 * regmove.c (fixup_match_1): Don't change an unchanging register.
3942 (stable_but_for_p): Renamed to:
3943 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
3944 Changed all callers.
3946 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
3948 * loop.c (strength_reduce): Don't call reg_used_between_p if the
3949 insn from BL2 is after the insn from BL.
3951 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
3953 * recog.h (INSN_OUTPUT_FORMAT_*): New.
3954 (struct insn_data): Merge `template' and `outfun' into `output'.
3955 Add `output_format'.
3956 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
3957 (struct data): Remove `outfun'; add `output_format'.
3958 (name_for_index): Remove declaration.
3959 (output_insn_data): Handle output formats.
3960 (process_template): Emit the bare array for @.
3961 (gen_expand, gen_split): Set output_format to NONE.
3962 * output.h (get_insn_template): Declare.
3963 * final.c (get_insn_template): New.
3964 (final_scan_insn): Use it.
3965 * toplev.c (compile_file): Likewise.
3967 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3968 * i860/i860.c (output_delayed_branch): Likewise.
3969 (output_delay_insn): Likewise.
3971 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3973 * rtl.c (obstack_alloc_rtx): Removed.
3975 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
3977 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
3979 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3981 * i386.c (call_insn_operand): Reject const_int.
3982 (expander_call_insn_operand): Use call_insn_operand.
3984 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3986 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
3988 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
3990 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
3991 Use DImode operation.
3993 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
3995 * gcc.c: Include sys/resource.h.
3996 (report_times): New flag.
3997 (execute): If report_times is set, calculate and report the
3998 CPU time consumed by each subprocess.
4000 (rus, prus): New globals.
4001 (option_map): Add --time.
4002 (display_help): Document -time.
4003 (process_command): Set report_times if -time is given.
4004 Turn off -pipe if -time is given.
4006 * invoke.texi: Document new option -time.
4008 * configure.in: Check for getrusage. Check if we have to
4009 prototype getrusage.
4010 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4011 * configure: Regenerate.
4012 * config.in: Regenerate.
4014 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4016 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4019 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4021 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4022 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4023 (nan): Return _thenan_sf or _thenan_df as appropriate.
4024 (L_thenan_sf): Define _thenan_sf.
4025 (L_thenan_df): Define _thenan_df.
4027 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4028 (DPBIT_FUNCS): Add _thenan_df.
4030 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4032 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4035 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4037 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4040 (lang_specific_driver): Don't take a function pointer parameter.
4041 All callers changed.
4043 * gcc.c: Include gcc.h.
4044 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4045 lang_specific_extra_outfiles, fatal): Don't declare.
4046 (multilib_defaults_raw): Constify.
4047 (read_specs): Call memset, rather than bzero.
4048 (main): Call return, not exit.
4049 (lookup_compiler): Call memcpy, not bcopy.
4050 (fatal): Make extern.
4052 * cppspec.c: Include gcc.h.
4053 (lang_specific_driver): Initialize variable `quote'. Constify a
4054 char*. All calls to the function pointer parameter now
4055 explicitly call `fatal'.
4057 * gccspec.c (lang_specific_driver): Include gcc.h.
4059 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4061 * arm.c (note_invalid_constants): Use recog_data.operand_type
4064 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4066 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4069 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4070 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4071 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4072 reload_secondary_in_reload, reload_secondary_out_reload,
4073 reload_secondary_in_icode, reload_secondary_out_icode,
4074 reload_reg_rtx, reload_when_needed): Delete declarations.
4075 (struct reload): New structure.
4076 (rld): Declare new array.
4077 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4078 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4079 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4080 reload_secondary_in_reload, reload_secondary_out_reload,
4081 reload_secondary_in_icode, reload_secondary_out_icode,
4082 reload_reg_rtx, reload_when_needed): Delete definitions.
4084 (whole file): Replace uses of the deleted arrays with uses of rld.
4085 * reload1.c (whole file): Replace uses of the deleted arrays with
4087 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4088 explicit loops, not with bcopy.
4090 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4092 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4093 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4094 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4095 insn_name): Delete and consolidate into new structures.
4096 (insn_operand_predicate_fn): New.
4097 (insn_output_fn): New.
4099 (struct insn_operand_data): New.
4100 (struct insn_data): New.
4102 (OUT_FCN): Update for insn_data change.
4103 * builtins.c (expand_builtin_strlen): Likewise.
4104 (expand_builtin_memcmp): Likewise.
4105 * combine.c (make_extraction, simplify_comparison): Likewise.
4106 * cse.c (canon_reg, cse_insn): Likewise.
4107 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4108 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4109 (emit_store_flag): Likewise.
4110 * expr.c (convert_move, emit_block_move): Likewise.
4111 (clear_storage, emit_push_insn, expand_increment): Likewise.
4112 (do_store_flag): Likewise.
4113 * expr.h (GEN_FCN): Likewise.
4114 (insn_gen_function): Die.
4115 * final.c (final_scan_insn): Update for insn_data change.
4116 (output_asm_name): Likewise.
4117 * function.c (fixup_var_refs_1): Likewise.
4118 * loop.c (check_dbra_loop): Likewise.
4119 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4120 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4121 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4122 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4123 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4124 * regmove.c (gen_add3_insn): Likewise.
4125 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4126 (find_reloads, find_reloads_address_1): Likewise.
4127 (debug_reload_to_stream): Likewise.
4128 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4129 * stmt.c (expand_end_case): Likewise.
4130 * toplev.c (compile_file): Likewise.
4132 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4133 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4135 * print-rtl.c (insn_name_ptr): Remove declaration.
4136 (get_insn_name): Declare.
4137 (print_rtx): Use it.
4138 * genoutput.c (insn_name_ptr): Remove.
4139 (next_operand_number): New.
4140 (struct operand_data): New.
4141 (null_operand, odata, odata_end): New.
4142 (struct data): Use struct operand_data.
4143 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4144 (get_insn_name): Renamed from name_for_index.
4145 (output_prologue): Define NO_MD_PROTOTYPES.
4146 (output_predicate_decls): Break out from output_epilogue.
4147 Iterate over the operands list.
4148 (output_operand_data): Break out from output_epilogue. Emit
4149 just the operands list.
4150 (output_insn_data): Break out from output_epilogue. Emit just
4152 (output_epilogue): Remove.
4153 (output_get_insn_name): New.
4154 (constraints, op_n_alternatives, predicates, address_p): Die.
4155 (modes, strict_low, seen): Die.
4156 (scan_operands): Take new param `d' instead of writing to
4157 seven global variables.
4158 (compare_operands): New.
4159 (place_operands): New.
4160 (validate_insn_alternatives): Update for struct data change.
4161 (gen_insn): Don't zero or copy 7 global arrays. Update for
4162 scan_operands; call place_operands.
4163 (gen_peephole, gen_expand, gen_split): Likewise.
4164 (main): Update for new output routines.
4166 * genattr.c (insn_name_ptr): Remove.
4167 (get_insn_name): New function.
4168 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4169 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4170 * genrecog.c: Likewise.
4172 * alpha.md (adddi3): Make `pattern' array static.
4174 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4176 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4177 c4x_cpu_version_string): Constify char *.
4178 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4179 c4x_cpu_version_string): Likewise.
4181 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4183 * tree.c (save_tree_status): Revert 10 Sep change.
4184 (restore_tree_status): Likewise. Call obstack_free with NULL
4185 before freeing the obstack proper.
4187 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4189 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4191 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4192 surrounding context.
4194 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4196 * tree.c (type_hash_canon): Put all types in the hash-table, when
4199 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4201 * recog.h (struct recog_data, recog_data): New.
4202 (recog_foo variables): Kill.
4203 * recog.c (recog_operand, recog_operand_loc): Kill.
4204 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4205 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4206 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4207 (recog_data): Define.
4208 (extract_insn): Update all recog_foo references to use recog_data.
4209 (preprocess_constraints, constrain_operands): Likewise.
4210 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4211 * genattrtab.c (main): Likewise.
4212 * genextract.c (main): Likewise.
4213 * genoutput.c: Likewise.
4214 * genrecog.c (write_subroutine, main): Likewise.
4215 * local-alloc.c (block_alloc): Likewise.
4216 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4217 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4218 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4219 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4220 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4221 (reload_cse_simplify_operands): Likewise.
4223 * arc/arc.c (arc_final_prescan_insn): Likewise.
4224 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4225 * h8300/h8300.c (notice_update_cc): Likewise.
4226 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4227 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4228 * mn10200/mn10200.c (notice_update_cc): Likewise.
4229 * mn10300/mn10300.c (notice_update_cc): Likewise.
4230 * romp/romp.c (update_cc): Likewise.
4231 * sparc/sparc.c (check_pic): Likewise.
4232 * v850/v850.c (notice_update_cc): Likewise.
4234 * genemit.c (main): Don't declare recog_operand.
4236 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4238 * ggc.h (rtvec_def): Forward declare.
4239 (tree_node): Likewise.
4242 (ggc_set_mark_rtx): Add prototype.
4243 (ggc_set_mark_rtvec): Likewise.
4244 (ggc_set_mark_tree): Likewise.
4245 * ggc-simple.c (ggc_root): Don't define.
4246 (roots): Don't declare.
4247 (ggc_mark_rtx): Remove.
4248 (ggc_mark_rtvec): Likewise.
4249 (ggc_mark_tree): Likewise.
4250 (ggc_mark_varray): Likewise.
4251 (ggc_mark_tree_hash_table_entry): Likewise.
4252 (ggc_mark_tree_hash_table): Likewise.
4253 (ggc_set_mart_rtx): New function.
4254 (ggc_set_mark_rtvec): Likewise.
4255 (ggc_set_mark_tree): Likewise.
4256 (ggc_add_root): Remove.
4257 (ggc_add_rtx_root): Likewise.
4258 (ggc_remove_tree_root): Likewise.
4259 (ggc_add_string_root): Likewise.
4260 (ggc_add_tree_varray_root): Likewise.
4261 (ggc_add_tree_hash_table_root): Likewise.
4262 (ggc_del_root): Likewise.
4263 (ggc_mark_rtx_ptr): Likewise.
4264 (ggc_mark_tree_ptr): Likewise.
4265 (ggc_mark_string_ptr): Likewise.
4266 (ggc_mark_tree_varray_ptr): Likewise.
4267 (ggc_mark_tree_hash_table_ptr): Likewise.
4268 * ggc-common.c: New file.
4269 * Makefile.in (OBJS): Add ggc-common.o.
4270 (ggc-common.o): List dependencies.
4272 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4274 * cppalloc.c (xstrdup): Use memcpy.
4275 * cpperror.c (cpp_print_containing_files): Don't use
4277 * cpplib.c (conditional_skip): Set temp->lineno.
4278 (do_endif): Make error message less obscure.
4279 (if_directive_name): New function.
4280 (cpp_get_token [case EOF]): Unwind the if stack and generate
4281 error messages for each unterminated conditional in this file.
4282 (parse_string): Do not behave differently if -traditional.
4284 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4286 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4287 va_list decomposing to pointer-type.
4288 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4289 (rs6000_va_arg): Likewise.
4291 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4293 * except.c (start_dynamic_handler): Compute size using
4294 STACK_SAVEAREA_MODE.
4296 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4298 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4299 include directory headers. Don't define strrchr. Don't provide
4300 my_* replacement functions. Prefer PTR over `pointer_type'.
4301 Don't prototype system functions. Don't redefine getopt.
4303 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4304 safe_read, safe_write, save_pointers, restore_pointers,
4305 is_id_char, in_system_include_dir, directory_specified_p,
4306 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4307 find_corresponding_lparen, referenced_file_is_newer,
4308 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4309 process_aux_info_file, identify_lineno, check_source,
4310 seek_to_line, forward_to_next_token_char, output_bytes,
4311 output_string, output_up_to, other_variable_style_function,
4312 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4313 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4314 find_static_definition, connect_defs_and_decs, add_local_decl,
4315 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4316 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4317 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4318 scan_for_missed_items, edit_file, string_list_cons): Add static
4320 (standard_exec_prefix, target_machine, target_version,
4321 default_syscalls_dir, string_list, string_list_cons, find_file,
4322 do_cleaning): Constify a char*.
4323 (safe_read, safe_write): Use PTR, not a char*.
4324 (is_id_char): Take an int, not a char.
4325 (main): Add prototype. Call return, not exit.
4327 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4329 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4330 when comparing types.
4332 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4334 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4335 (strength_reduce): Release the varrays from the no-bivs early exit.
4337 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4338 the loop over the registers.
4340 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4342 (restore_tree_status): Check that instead when freeing the obstack.
4344 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4346 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4349 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4351 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4352 operand size modifiers.
4354 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4356 * c-common.c (c_common_nodes_and_builtins): Don't build
4358 * c-common.h (enum c_tree_index and related accesor macros): Remove
4359 everything now declared in tree.h.
4360 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4361 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
4362 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
4363 (error_mark_node, void_type_node, char_type_node, integer_type_node,
4364 unsigned_type_node, ptr_type_node, va_list_type_node,
4365 integer_zero_node, null_pointer_node, integer_one_node): Delete.
4366 (init_decl_processing): Call build_common_tree_nodes and
4367 build_common_tree_nodes_2 instead of building their nodes here.
4368 Don't add roots for these nodes.
4369 * stor-layout.c (size_zero_node, size_one_node): Delete.
4370 (set_sizetype): Make a new node for bitsizetype each time.
4371 * tree.c (global_trees): New variable.
4372 (init_obstacks): Add a gc root for it.
4373 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4374 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
4375 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
4376 (build_common_tree_nodes): New function.
4377 (fix_sizetype): New function.
4378 (build_common_tree_nodes_2): New function.
4379 * tree.h (enum tree_index): New.
4380 (global_trees): Declare.
4381 Add accessor macros for all nodes now moved to global_trees.
4382 Delete their declarations.
4384 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
4386 * c-decl.c (finish_function): When processing a nested function,
4387 push and pop GC context around rest_of_compilation.
4389 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
4391 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
4392 Default ix86_arch to PROCESSOR_I386.
4393 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
4394 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
4395 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
4396 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
4397 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
4398 (EXTRA_SPECS): Remove deleted specs.
4400 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
4402 * function.c (assign_stack_local_1): Allocate from
4403 function->x_frame_offset, not frame_offset.
4405 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
4407 * ggc.h (lang_cleanup_tree): Remove.
4408 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
4409 * ggc-callbacks.c (lang_cleanup_tree): Remove.
4411 * c-decl.c (finish_struct): Use ggc_alloc to allocate
4412 TYPE_LANG_SPECIFIC when garbage collecting.
4413 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
4414 (lang_cleanup_tree): Remove.
4416 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4418 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
4419 * crtstuff.c: Not here.
4420 * dwarf2out.c: Or here.
4421 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
4424 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
4426 * function.h (free_after_compilation): Remove decl parameter.
4427 (free_varasm_status0: Likewise.
4428 (free_emit_status): Likewise.
4429 (free_stmt_status): Likewise.
4430 (free_after_compilation): Likewise.
4431 (init_lang_status): New variable.
4432 (free_lang_status): Likewise.
4433 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
4434 * function.c (init_lang_status): New variable.
4435 (free_lang_status): Likewise.
4436 (push_function_context_to): Don't set function::decl here.
4437 (free_after_copmilation): Make decl parameter implicit. Call
4438 free_lang_status if defined.
4439 (prepare_function_start): Call init_lang_status if defined.
4440 (init_function_start): Set function::decl here.
4441 * profile.c (output_func_start_profiler): Don't call pushdecl
4442 until we've actually started the function.
4443 * stmt.c (free_stmt_status): Make decl parameter implicit.
4444 * toplev.c (rest_of_compilation): Don't pass decl to
4445 free_after_compilation.
4446 * varasm.c (free_varasm_status): Likewise.
4448 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4450 * except.c (call_get_eh_context): Add root when allocating static
4453 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
4455 * arm.c: Include "ggc.h".
4456 (arm_add_gc_roots): New function.
4457 (arm_override_options): Call it.
4458 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
4460 * arm.md (define_asm_attributes): Add a pool_range attribute.
4462 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
4464 * extend.texi (Volatiles): New node.
4466 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
4468 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
4469 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
4470 (struct ggc_any): Replace `mark' with `magic_mark'.
4471 (ggc_alloc_string): Use memcpy, not bcopy.
4472 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
4473 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
4474 (ggc_free_any): New.
4475 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
4476 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
4477 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
4478 Use IS_MARKED. Use ggc_free_any.
4480 1999-09-09 Scott Bambrough <scottb@netwinder.org>
4482 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
4484 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
4486 * toplev.c (main): Always init_ggc.
4488 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
4490 * except.c (find_all_handler_type_matches): Free the list if
4491 we found no matches.
4493 * combine.c (SUBST): Break out to a real function do_SUBST.
4494 (SUBST_INT): Likewise.
4495 * gcse.c (free_pre_mem): Free `temp_bitmap'.
4496 (pre_insert): Free `inserted'.
4497 * loop.c (basic_induction_var): Always set `location'.
4499 * function.c (expand_function_end): Add initial_trampoline as a root.
4500 * rtl.h (init_varasm_once): Declare.
4501 * toplev.c (compile_file): Call it.
4502 * ggc-simple.c (ggc_mark_string_ptr): New.
4503 (ggc_add_string_root): New.
4504 (ggc_collect): Disable collection avoidance temporarily.
4505 * ggc.h (ggc_add_string_root): Declare.
4506 * except.c (create_rethrow_ref): Use ggc_alloc_string.
4507 * optabs.c (init_libfuncs): Likewise.
4508 * varasm.c (named_section): Use ggc_alloc_string.
4509 (make_function_rtl): Likewise.
4510 (make_decl_rtl): Likewise.
4511 (assemble_static_space): Likewise.
4512 (assemble_trampoline_template): Likewise.
4513 (output_constant_def): Likewise.
4514 (force_const_mem): Likewise.
4515 (mark_const_hash_entry): New.
4516 (mark_pool_sym_hash_table): New.
4517 (mark_varasm_state): Use it.
4518 (init_varasm_once): New.
4520 * expr.h (init_one_libfunc): Declare.
4521 * optabs.c (init_one_libfunc): New.
4522 (init_optabs): Use it.
4523 * config/gofast.h: Likewise.
4524 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
4525 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
4527 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4529 * Makefile.in (cppexp.o): Depend on cpphash.h.
4530 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
4532 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
4533 * cpplib.c (do_define): Generalise to handle poisoned definitions,
4534 redefining poisoned identifiers, etc.
4535 (do_undef): Don't allow poisoned identifiers to be undefined.
4536 (do_pragma): Add #pragma poison.
4537 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4539 * cccp.c: Add T_POISON node type.
4540 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
4542 (do_define): Generalise to handle poisoned definitions,
4543 redefining poisoned identifiers, etc.
4544 (do_undef): Don't allow poisoned identifiers to be undefined.
4545 (do_pragma): Add #pragma poison.
4546 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4548 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
4549 * c-pragma.h: Add ps_poison state. We now always have generic
4552 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
4554 * ggc.h (ggc_alloc): New function.
4555 (ggc_mark): Likewise.
4556 * ggc-simple.c (ggc_any): New structure.
4557 (ggc_status): Add anys.
4558 (n_anys_collected): New variable.
4559 (ggc_alloc): Define.
4560 (ggc_mark): Likewise.
4561 (ggc_collect): Collect the anys.
4563 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4565 * c-decl.c (mark_binding_level): Make static to match prototype.
4567 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
4569 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
4571 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
4573 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
4574 will use into account. Expand the max width to 5.
4577 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
4579 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
4582 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
4584 * alpha.md (call value patterns): Remove the result predicates.
4586 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
4588 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
4591 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4593 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
4594 changed from extern char *, to extern PTR. Also fix typo in
4595 NEED_DECLARATION_REALLOC test.
4597 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
4599 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4601 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
4602 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
4603 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
4604 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
4606 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
4608 * cccp.c (pcfinclude): Likewise.
4610 * global.c (allocno_compare): Likewise.
4612 * haifa-sched.c (rank_for_schedule): Likewise.
4614 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
4616 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
4618 * stupid.c (stupid_reg_compare): Likewise.
4620 * tree.c (_obstack_allocated_p): Likewise.
4622 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
4624 1999-09-08 Bruce Korb autogen@linuxbox.com
4626 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
4627 why "gperf -F" fails.
4628 * gcc/cp/Makefile.in: ditto
4629 * gcc/Makefile.in: ditto
4630 * gcc/java/Makefile.in: ditto
4632 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
4634 * lists.c: Include ggc.h.
4636 (init_EXPR_INSN_LIST_cache): Install it.
4638 * ggc-simple.c (init_ggc): Absorb the old init.
4639 (ggc_push_context): Use xcalloc.
4640 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
4641 (ggc_collect): Add [rvts] tags to the collection stats.
4643 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
4645 * cccp.c (main): Fix handling of -include and -imacros options.
4647 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
4649 * cpplib.c (cpp_push_buffer): Fix order of arguments.
4651 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4653 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
4656 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4658 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
4659 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
4660 and SET_DEST. Update comment.
4662 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4664 * config/c4x/c4x.c: Include ggc.h.
4665 (c4x_add_gc_roots): New function.
4666 (c4x_override_options): Call c4x_add_gc_roots.
4668 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
4670 * defaults.h (TARGET_ESC): Move ...
4671 * system.h: ... here, where Linas had it in the first place. Silly me.
4673 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
4675 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
4676 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
4677 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
4678 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
4679 * defaults.h (TARGET_ESC): Add default.
4681 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
4683 * configure.in: add i370-*-openedition, i370-*-mvs and
4684 i370-*-linux targets
4686 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
4688 * dsp16xxx.c: Include ggc.h
4689 (override_options): Mark GC roots.
4690 * mn10200.c: Include ggc.h.
4691 (asm_file_start): Mark GC roots.
4692 * tahoe.c: Include ggc.h.
4693 (extensible_operand): Mark GC roots.
4695 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
4697 * README: Add section discussing status of ELF ABI.
4698 * i370.c: Fix misc spelling mistakes.
4699 (i370_label_scan): Updated notes, exception handling.
4700 (i370_function_prolog): Simplify ELF stack handling.
4701 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
4702 (STACK_GROWS_DOWNWARD): ELF stack grows down.
4703 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
4704 * i370.md: (movdi): Add notes.
4705 (floatsidf2): Use stack not rtca for scratch float area.
4706 (iorsi3): Correct operand constraints.
4707 * x-oe: Restore TAROUTOPTS which are used by pax.
4709 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
4711 * rs6000.c: Include ggc.h.
4712 (rs6000_add_gc_roots): New function.
4713 (override_options): Call it.
4715 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
4717 * alpha.h (alpha_compare): New.
4718 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
4719 * alpha.c: Likewise for the definitions.
4720 (alpha_emit_conditional_branch): Update for alpha_compare.
4721 (alpha_emit_conditional_move): Likewise.
4722 * alpha.md (cmpdf, cmpdi): Likewise.
4723 (setcc patterns): Likewise. Zero alpha_compare after use.
4724 (sne): Optimize (x != 0) into (0U < x).
4726 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
4728 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
4729 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
4730 (INIT_EXPANDERS): Remove.
4731 * alpha.c: Include ggc.h.
4732 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
4733 (alpha_init_machine_status, alpha_mark_machine_status): New.
4734 (override_options): Install them.
4735 (struct machine_function): Moved to alpha.h.
4736 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
4737 (alpha_init_expanders): Remove.
4738 (alpha_return_addr): Adjust to use current_function->machine.
4739 (alpha_ra_ever_killed): Likewise.
4740 (alpha_expand_epilogue): Likewise.
4741 * alpha.md (eh_epilogue): Likewise.
4743 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
4744 Melissa O'Neill <oneill@cs.sfu.ca>
4745 Geoffrey Keating <geoffk@cygnus.com>
4747 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
4748 call-used registers (call-saved registers must still be contiguous
4749 and end with r31, of course).
4751 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
4753 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
4754 (self_promoting_type_p): Delete.
4755 (self_promoting_args_p): Move ...
4756 * c-common.c: ... here.
4757 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
4758 (simple_type_promotes_to): New.
4759 * builtins.c (lang_type_promotes_to): New.
4760 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
4761 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
4762 * c-common.h: ... here.
4763 (self_promoting_args_p, simple_type_promotes_to): Declare.
4764 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
4765 (grokdeclarator): Likewise.
4766 * tree.h (lang_type_promotes_to): Declare.
4768 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
4770 Add some machine-dependent GC roots.
4771 * sparc.c: Include ggc.h.
4772 (sparc_add_gc_roots): New function.
4773 (mark_ultrasparc_pipeline_state): Likewise.
4774 (override_options): Call sparc_add_gc_roots.
4775 * pa.c: Include ggc.h.
4776 (pa_add_gc_roots): New function.
4777 (mark_deferred_plabels): Likewise.
4778 (override_options): Call pa_add_gc_roots.
4779 * mips.c: Include ggc.h.
4780 (mips_add_gc_roots): New function.
4781 (override_options): Use it.
4783 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4785 * cpperror.c (cpp_file_line_for_message): Constify a char*.
4787 * cppexp.c (parse_number, parse_charconst, cpp_lex,
4788 cpp_parse_expr): Add static prototypes.
4789 (parse_charconst): Don't cast away const-ness.
4790 (token): Constify a char*.
4792 * cppfiles.c (file_name_list, include_hash, find_include_file,
4793 finclude, initialize_input_buffer): Constify a char*.
4794 (file_cleanup, find_position): Add static prototypes.
4796 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
4797 collect_expansion): Add static prototypes.
4798 (cpp_install, create_definition, monthnames): Constify a char*.
4800 * cpphash.h (cpp_install): Likewise.
4802 * cppinit.c (known_suffixes, default_include,
4803 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
4804 (base_name, dump_special_to_buffer, initialize_dependency_output):
4805 Add static prototypes.
4807 * cpplib.c (my_strerror): Constify a char*.
4808 (null_underflow, null_cleanup, skip_comment, copy_comment,
4809 copy_rest_of_line, handle_directive, pass_thru_directive,
4810 get_directive_token, read_line_number, cpp_print_file_and_line,
4811 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
4812 v_cpp_warning_with_line, detect_if_not_defined,
4813 consider_directive_while_skipping): Add static prototypes.
4814 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
4815 cpp_pedwarn_with_file_and_line): Constify a char*.
4817 * cpplib.h (cpp_options, include_hash, progname, definition,
4818 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
4819 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
4820 find_include_file, deps_output, include_hash): Constify a char*.
4822 * cppmain.c (progname): Constify.
4823 (main): Add prototype. Use return, not exit.
4825 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
4826 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
4827 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
4828 check_protection): Add static prototype.
4830 (progname, recognized_macrom, recognized_extern): Constify a char*.
4831 (main): Add prototype.
4833 * gen-protos.c (progname): Constify a char*.
4835 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
4837 * emit-rtl.c (free_emit_status): Take decl as a parameter.
4838 (init_emit_once): Add more GC roots.
4839 * except.c (mark_func_eh_entry): New function.
4840 (mark_eh_node): Mark false_label and rethrow_label.
4841 (init_eh): Add more GC roots.
4842 * function.c (free_after_compilation): Take decl as a paramter.
4843 Call free_stmt_status.
4844 (mark_function_state): Don't assume x_parm_reg_stack_loc is
4846 * function.h (free_after_compilation): Change prototype.
4847 (free_varasm_status): Likewise.
4848 (free_emit_status): Likewise.
4849 (free_stmt_status): New function.
4850 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
4851 Remove, replacing with ...
4852 (ggc_status): New structure.
4853 (ggc_chain): New variable.
4855 (ggc_push_context): New function.
4856 (ggc_pop_context): Likewise.
4857 (ggc_alloc_rtx): Adjust for use of ggc_chain.
4858 (ggc_alloc_rtvec): Likewise.
4859 (ggc_alloc_tree): Likewise.
4860 (ggc_alloc_string): Likewise.
4861 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
4862 (ggc_mark_tree): Give language-dependent code a chance to mark
4864 (ggc_mark_tree_varray): Handle empty arrays.
4865 (ggc_collect): Adjust for use of ggc_chain. Clear
4866 bytes_alloced_since_last_gc.
4867 * ggc.h (ggc_pop_context): New function.
4868 (ggc_push_context): Likewise.
4869 * print-tree.c (print_node): Don't print obstacks when GC'ing.
4870 * stmt.c (free_stmt_status): New function.
4871 (init_stmt_for_function): Clear last_expr_value.
4872 * toplev.c (rest_of_compilation): Always call free_after_compilation.
4873 Conditionalize call to ggc_collect.
4874 (main): Call init_ggc.
4875 * tree.c (push_obstacks): Do the push, even when GC'ing.
4876 (push_obstacks_nochange): Likewise.
4877 (pop_obstacks): Liekwise.
4878 * varasm.c (free_varasm_status): Take decl as a parameter.
4880 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
4882 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
4883 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
4884 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
4885 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
4887 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
4889 * pa/x-pa-mpeix: New file for the MPE port.
4891 * pa/quadlib.asm: New file for long double support.
4893 * configure.in: Add hppa1.0-*-mpeix for MPE port.
4894 * configure: Rebuilt.
4896 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
4898 * final.c (shorten_branches): Fix last change.
4900 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
4902 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
4904 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
4906 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
4909 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4911 * c-aux-info.c (concat): Don't define.
4913 * cccp.c (my_strerror): Likewise. All callers changed to use
4915 (do_include): Call xstrdup, not xmalloc/strcpy.
4916 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
4917 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
4919 * collect2.c (my_strsignal): Likewise. All callers changed to use
4921 (locatelib): Call xstrdup, not xmalloc/strcpy.
4923 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
4925 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
4927 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
4929 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
4931 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
4933 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
4935 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
4937 (find_all_handler_type_matches): Likewise. Don't check return
4939 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
4940 xmalloc, not malloc.
4941 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
4943 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
4944 (init_spec): Call xcalloc, not xmalloc/bzero.
4945 (set_spec): Call xstrdup, not save_string.
4946 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
4947 (find_a_file): Call xstrdup, not xmalloc/strcpy.
4948 (process_command): Call xstrdup, not save_string.
4949 (main): Call xcalloc, not xmalloc/bzero.
4951 * gcov.c (xmalloc): Don't define.
4952 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
4953 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
4954 (output_data): Call xcalloc, not xmalloc/bzero.
4956 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
4958 * mips-tdump.c (xmalloc): Don't define.
4959 (print_symbol): Call xmalloc, not malloc.
4960 (read_tfile): Call xcalloc, not calloc.
4962 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
4963 Don't define. All callers of xfree/my_strsignal changed to use
4964 free/strsignal instead.
4965 (allocate_cluster): Call xcalloc, not calloc.
4967 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
4968 Fix memory leak, free allocated memory.
4970 * prefix.c (translate_name): Call xstrdup, not save_string.
4971 (update_path): Likewise.
4973 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
4975 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
4976 Don't define. Callers of xfree/savestring2 changed to use
4977 free/concat instead.
4979 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
4980 (init_elim_table): Likewise.
4982 * resource.c (init_resource_info): Likewise.
4984 * stupid.c (stupid_life_analysis): Likewise.
4986 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
4987 (open_dump_file): Call concat, not xmalloc/strcpy/...
4988 (clean_dump_file): Likewise.
4989 (compile_file): Call xstrdup, not xmalloc/strcpy.
4991 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
4993 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
4994 * v850.c (v850_va_arg): New.
4996 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4998 * haifa-sched.c: Tidy comments.
5000 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5002 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5003 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5004 $(out_object_file)): Depend on ggc.h.
5005 * c-common.c: Include "ggc.h".
5006 (combine_strings): If doing GC, use ggc_alloc_string.
5007 * c-decl.c: Include "ggc.h".
5008 (ggc_p): Define with value 0.
5009 (mark_binding_level): New function.
5010 (init_decl_processing): Add GC roots.
5011 (mark_c_function_context): New function.
5012 (lang_mark_false_label_stack): New function.
5013 (lang_mark_tree): New function.
5014 (lang_cleanup_tree): New function.
5015 * c-lang.c: Include "ggc.h".
5016 (lang_init): Call c_parse_init.
5017 * c-lex.c: Include "ggc.h".
5018 (check_linenum): If doing GC, don't copy filenames to permanent
5020 * c-parse.in: Include "ggc.h".
5021 (c_parse_init): New function.
5022 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5023 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5025 * except.c (mark_eh_state): Mark more state.
5026 * function.c (mark_function_state): Likewise.
5027 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5028 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5029 * toplev.c (mark_file_stack): New function.
5030 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5031 (main): Add root for input_file_stack.
5033 * i386.c: Include "ggc.h".
5034 (ix86_mark_machine_status): New function.
5035 (override_options): Set mark_machine_status.
5037 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5039 * tree.c (copy_node): Copy node contents also if doing GC.
5041 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5043 * collect2.c (scan_libraries): Fix double-thinko :-).
5045 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5047 * collect2.c (scan_libraries): Fix thinko.
5049 * cse.c (delete_trivially_dead_insns): Do not skip the last
5050 insn if it is a real insn.
5052 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5054 * Makefile.in (ggc-simple.o): Depend on hash.h.
5055 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5056 (ggc_mark_tree_varray): Likewise.
5057 (ggc_mark_tree_hash_table): Likewise.
5058 * ggc-simple.c: Include hash.h.
5059 (ggc_mark_tree_hash_table_ptr): New function.
5060 (ggc_mark_tree_hash_table_entry): Likewise.
5061 (ggc_mark_tree_hash_table): Likewise.
5062 (ggc_add_tree_hash_table_root): Likewise.
5063 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5064 rtx, when defining fields.
5066 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5068 * profile.c (output_func_start_profiler): Remove apparently
5069 nonsensical call to start_sequence.
5071 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5073 * clipper/clipper.c (clipper_va_start): Fix typos.
5075 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5076 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5077 (spur_va_arg): New stub.
5079 * configure.in: Comment out pyramid.
5081 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5083 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5084 don't conflict with the bits that win32, cygwin, and dgux
5087 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5088 Bernd Schmidt <bernds@cygnus.co.uk>
5090 * integrate.c (function_cannot_inline_p): Do not inline
5091 functions with forced labels.
5093 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5094 Bernd Schmidt <bernds@cygnus.co.uk>
5095 Mark Mitchell <mark@codesourcery.com>
5097 * Makefile.in (ggc-simple.o): Depend on varray.h.
5098 (rtl.o): Depend on ggc.h.
5099 (genattrtab.o): Depend on ggc.h.
5100 (print-tree.o): Likewise.
5101 (fold-const.o): Likewise.
5102 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5103 (make_insn_raw): Don't cache insns when GC'ing.
5104 (emit_insn_before): Likewise.
5105 (emit_insn_after): Likewise.
5106 (emit_insn): Likewise.
5107 (start_sequence): Use xmalloc to allocate the sequence_stack.
5108 (end_sequence): Add free to free it.
5109 (gen_sequence): Don't cache insns when GC'ing.
5110 (clear_emit_caches): Don't use sequence_element_free_list.
5111 (init_emit): Use xcalloc, not xmalloc+bzero.
5112 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5113 * function.c (pop_function_context_from): Use free to free the
5114 fixup_var_refs_queue.
5115 (put_reg_into_stack): Allocate it with xmalloc.
5116 * genattrtab.c: Include ggc.h.
5117 (operate_exp): Don't use obstack_free when GC'ing.
5118 (simplify_cond): Likewise.
5119 (simplify_text_exp): Likewise.
5120 (optimize_attrs): Likewise.
5121 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5123 (gencode): Generate a #include for ggc.h.
5124 * ggc-callbacks.c (ggc_p): Define it to zero.
5125 * ggc-none.c (ggc_p): Likewise.
5126 * ggc-simple.c: Include varray.h.
5127 (ggc_mark_tree_varray): New function.
5128 (ggc_add_tree_varray_root): Likewise.
5129 (ggc_mark_tree_varray_ptr): Likewise.
5130 * ggc.h (ggc_p): Declare.
5131 (varray_head_tag): Likewise.
5132 (ggc_add_tree_varray_root): Declare.
5133 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5134 inconsistencies when GC'ing.
5135 * rtl.c: Include ggc.h.
5136 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5137 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5138 (rtx_free): Don't call obstack_free when GC'ing.
5139 * toplev.c (rest_of_compilation): Call ggc_collect after every
5141 * tree.c (push_obstacks): Do nothing, if GC'ing.
5142 (pop_obstacks_nochange): Likewise.
5143 (pop_obstacks): Likewise.
5144 (make_node): Use ggc_alloc_tree when GC'ing.
5145 (copy_node): Likewise.
5146 (get_identifier): Use ggc_alloc_string when GC'ing.
5147 (build_string): Likewise.
5148 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5149 (tree_cons): Likewise.
5151 (type_hash_canon): Don't call obstack_free when GC'ing.
5153 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5155 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5156 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5158 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5159 Bernd Schmidt <bernds@cygnus.co.uk>
5160 Mark Mitchell <mark@codesourcery.com>
5162 * Makefile.in (stor-layout.o): Depend on ggc.h.
5163 (expr.o): Depend on ggc.h.
5164 (profile.o): Depend on ggc.h.
5165 (stor-layout.o): Depend on ggc.h.
5166 * emit-rtl.c (init_emit_once): Add gc roots.
5167 * expr.c: Include ggc.h.
5168 (emit_block_move): Add gc roots.
5169 (clear_storage): Likewise.
5170 * expr.h (init_stor_layout_once): New function.
5171 * profile.c: Include ggc.h.
5172 (init_arc_profiler): profiler_label is a root.
5173 * scan.c (make_sstring_space): Trust xrealloc to function
5174 correctly with first parameter NULL.
5175 * stor-layout.c: Include ggc.h.
5176 (set_sizetype): Add gc root.
5177 (init_stor_layout_once): New function.
5178 * toplev.c (compile_file): Call it.
5180 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5181 Bernd Schmidt <bernds@cygnus.co.uk>
5182 Mark Mitchell <mark@codesourcery.com>
5184 * Makefile.in (tree.o): Depend on ggc.h.
5185 (varasm.o): Likewise.
5186 (function.o): Likewise.
5188 (except.o): Likewise.
5189 (optabs.o): Likewise.
5190 (emit-rtl.o): Likewise.
5191 * emit-rtl.c: Include ggc.h.
5192 (sequence_element_free_list): Remove, and all references.
5193 (mark_sequence): New functions.
5194 (mark_emit_state): New function.
5195 * except.c: Include ggc.h.
5196 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5197 (mark_tree_label_node): New functions.
5198 (mark_eh_state): New function.
5199 * function.c: Include ggc.h.
5200 (mark_temp_slot, mark_function_chain): New functions.
5201 (mark_function_state): New function.
5202 (init_function_once): New function.
5203 * function.h (init_function_once): New function.
5204 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5205 * ggc.h (label_node): Declare.
5206 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5207 (lang_mark_false_label_stack): New function.
5208 (mark_temp_slot): Remove declaration.
5209 (mark_function_chain): Likewise.
5210 (mark_eh_state): Adjust prototype.
5211 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5213 * optabs.c: Include ggc.h.
5214 (mark_optab): New function.
5215 (init_optabs): Add gc roots.
5216 * stmt.c: Include ggc.h.
5217 (mark_cond_nesting, mark_loop_nesting): New functions.
5218 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5219 (mark_stmt_state): New function.
5220 * toplev.c (compile_file): Call init_function_once.
5221 * tree.c: Include ggc.h.
5222 (type_hash): Move declaration earlier in file.
5223 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5224 (init_obstacks): Add gc roots.
5225 (mark_type_hash): New function.
5226 * varasm.c: Include ggc.h.
5227 (mark_pool_constant): New function.
5228 (mark_varasm_state): New function.
5230 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5232 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5234 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5236 * c-decl.c (struct language_function): Renamed from struct c_function.
5238 (c_function_chain): Delete.
5239 (push_c_function_context): New arg F. Don't warn about nested
5240 functions here. Fill LANGUAGE elt of F. Delete code to update
5241 c_function_chain. Don't call push_function_context.
5242 (pop_c_function_context): New arg F. Restore from there instead of
5243 from c_function_chain. Don't call pop_function_context. Clear out
5244 LANGUAGE field of F when done.
5245 * c-lang.c: Include "function.h"
5246 (lang_init): Initialize save_lang_status and restore_lang_status.
5247 * c-parse.in (nested_function, nested_function_notype): Warn about
5248 nested functions. Call push_function_context/pop_function_context
5249 instead of the _c_ variants.
5250 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5252 * Makefile.in (c-lang.o): Update dependencies.
5254 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5255 regno_pointer_flag, regno_pointer_align.
5256 (gen_reg_rtx): Use xrealloc to enlarge them.
5257 (free_emit_status): New function.
5258 * function.c (mark_machine_status, mark_lang_status): New variables.
5259 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5260 in some bits from assign_stack_local. All callers changed to use new
5262 (assign_stack_local): Just call assign_stack_local_1.
5263 (free_after_compilation): New function.
5264 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5265 (trampoline_address): Likewise.
5266 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5267 (prepare_function_start): Explicitly clear some more variables.
5268 * function.h (struct function): New elt can_garbage_collect.
5269 (mark_machine_status, mark_lang_status): Declare variables.
5270 (free_after_compilation, free_emit_status, free_varasm_status,
5271 init_varasm_status): Declare functions.
5272 * toplev.c (rest_of_compilation): Call free_after_compilation when
5273 done with the current function.
5274 * varasm.c (free_varasm_status): New function.
5276 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5278 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5279 (EXPAND_BUILTIN_VA_ARG): Define.
5280 * sparc.c (sparc_va_start): New.
5281 (sparc_va_arg): New.
5283 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5285 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5287 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5289 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5291 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5293 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5295 (ggc-callbacks.o): New target.
5296 * ggc-callbacks.c: New file.
5298 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5300 * expr.h: Collapse individual optab and libfunc vars to arrays.
5301 (optab_index, libfunc_index): New enumerations.
5302 (optab_table, libfunc_table): New arrays.
5303 Add accessor macros for both.
5305 * optabs.c (optab_table, libfunc_table): New.
5306 Delete declarations for individual optab and libfunc vars.
5308 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5310 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5312 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5314 * Makefile.in (GGC, GGC_LIB): New.
5315 (HOST_RTL): Include ggc-none.o.
5316 (ggc-simple.o): New target.
5317 (ggc-none.o): Likewise.
5318 * tree.h (tree_common): Add gc_mark.
5319 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5320 (struct rtvec_def): Add gc_mark.
5321 * emit-rtl.c (global_rtl): Update static initializers to contain
5322 enough initializers.
5323 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5324 * toplev.c (gc_time): New variable.
5325 (all_time): New variable.
5326 (compile_file): Print gc time.
5327 (print_time): Calculate percentage of the whole.
5329 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5331 Change obstack memory management and varasm constant pool handling so
5332 that nested functions are treated like any other functions.
5333 * function.c (init_machine_status): New variable.
5334 (push_function_context_to): Set contains_functions for the outer
5335 function. Don't call save_varasm_status.
5336 (pop_function_context_from): Don't call restore_varasm_status. Don't
5337 set current_function_contains_functions.
5338 (prepare_function_start): Call init_varasm_status rather than
5339 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5341 * function.h (struct function) Add field varasm. Delete fields
5342 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5343 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5344 (init_machine_status): Declare.
5345 (save_varasm_status, restore_varasm_status): Delete declarations.
5346 (save_tree_status, restore_tree_status): Delete last argument.
5347 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5348 code. All callers changed.
5349 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5350 save_constants_in_decl_trees, restore_constants, save_constants,
5351 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5353 (inlining): New variable.
5354 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5355 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
5357 (save_for_inline_nocopy): Don't save constants.
5358 Don't set inl_emit field in current_function.
5359 (expand_inline_function): Use emit field, not inl_emit, of the inlined
5360 function. Set new variable inlining before
5361 calling copy_rtx_and_substitute.
5362 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
5363 constant pool references if inlining is nonzero.
5364 Delete ADDRESS and (most of the) CONST cases.
5365 (output_inline_function): Save and restore current_function/
5366 current_function_decl. Delete restore_constants code. Don't call
5367 init_const_rtx_hash_table.
5368 * output.h (init_const_rtx_hash_table): Don't declare.
5369 * rtl.h (struct function): Declare.
5370 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
5371 * toplev.c (rest_of_compilation): Don't treat nested functions or
5372 functions containing them specially. Delete all code to deal with
5373 save_for_inline_copying.
5374 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
5375 inline_obstacks): Delete variables.
5376 (save_tree_status): Lose arg CONTEXT. All callers changed.
5377 Simply allocate a new function_maybepermanent_obstack for the new
5378 function, delete all the special cases.
5379 Don't save inline_obstacks.
5380 (restore_tree_status): Lose arg CONTEXT. All callers changed.
5381 Delete special handling for function_maybepermanent_obstack; simply
5383 Don't restore inline_obstacks.
5384 (permanent_allocation): Delete code that frees inline_obstacks.
5385 (print_inline_obstack_statistics): Delete function.
5386 (dump_tree_statistics): Don't call it.
5387 * varasm.c (struct varasm_status): New.
5388 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
5389 last_pool, pool_offset, const_double_chain): Delete global
5390 variables, replace with accessor macros.
5391 (immed_double_const): Don't walk const_double_chain outside a
5392 function, but don't treat nested functions specially anymore.
5393 (immed_real_const_1): Likewise.
5394 (clear_const_double_mem): Don't treat nested functions specially.
5395 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
5396 (save_varasm_status, restore_varasm_status): Delete functions.
5397 (init_varasm_status): New function.
5398 (force_const_mem): Don't treat nested functions specially.
5399 (find_pool_constant): Accept new arg F, search for constants in
5400 that function's pool rather than the current one. All callers
5402 (get_pool_constant_for_function, get_pool_mode_for_function): New
5405 * i386.c (init_386_machine_status): New function, mostly from
5406 clear_386_stack_locals.
5407 (struct machine_functions): Rename element names to avoid name
5409 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
5410 macros, replacing global variables.
5411 (clear_386_stack_locals, save_386_machine_status,
5412 restore_386_machine_status): Delete functions.
5413 (override_options): Initialize init_machine_status.
5414 * i386.h (INIT_EXPANDERS): Delete macro.
5415 (save_386_machine_status, restore_386_machine_status,
5416 clear_386_stack_locals): Delete declarations.
5418 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5420 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
5421 (doloop_begin): Simplify pattern and use emit_jump_insn.
5422 (doloop_end): Simplify pattern, switch operand order,
5423 and use emit_jump_insn.
5425 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5427 * function.h (struct function): Add new element LANGUAGE.
5428 (save_lang_status): Declare new variable.
5429 (restore_lang_status): Likewise.
5430 * function.c (save_lang_status): Define.
5431 (restore_lang_status): Likewise.
5432 (push_function_context_to): Call language-specific save function.
5433 (pop_function_context_from): Call language-specific restore function.
5435 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5437 * i386.md (movsf_1): Check REG_P before use of REGNO.
5438 (movdf_1): Likewise.
5439 (movxf_1): Likewise.
5440 (extendsfdf2): Likewise.
5441 (extendsfxf2): Likewise.
5442 (extenddfxf2): Likewise.
5444 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5446 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
5447 constants into memory.
5448 (c4x_shiftable_constant): New function.
5449 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
5450 (c4x_shiftable_constant): Declare.
5451 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
5452 ashlqi3_noclobber): Add new patterns and associated splitters.
5454 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
5456 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
5457 * dwarf2out.c (dwarf2out_frame_init): Likewise.
5458 * final.c (shorten_branches): Likewise.
5459 * global.c (global_alloc): Likewise.
5460 * haifa-sched.c (build_control_flow): Likewise.
5461 * stmt.c (check_for_full_enumeration_handling): Likewise.
5462 (estimate_case_costs): Likewise.
5464 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
5466 * rtl.h (RTL_CHECKC2): Fix typo in last change.
5468 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
5470 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
5471 (recompute_reg_usage): Likewise.
5472 * rtlanal.c (find_regno_fusage): Likewise.
5474 * rtl.c (rtl_check_failed_code1): New function.
5475 (rtl_check_failed_code2): New.
5476 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
5477 (RTL_CHECKC1, RTL_CHECKC2): New.
5478 (XC*): New accessor macros.
5479 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
5480 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
5481 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
5482 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
5483 (TRAP_*, RANGE_INFO_*): Likewise.
5485 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5487 * Makefile.in (tlink.o): Don't depend on toplev.h.
5489 * collect2.c (c_file, o_file, export_file, import_file, ldout,
5490 output_file, nm_file_name, ldd_file_name, strip_file_name,
5491 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
5492 add_prefix, prefix_from_env, prefix_from_string, do_wait,
5493 fork_execute, maybe_unlink, add_to_list,
5494 extract_init_priority, write_list, dump_list,
5495 dump_prefix_list, write_list_with_asm, write_c_file,
5496 write_c_file_stat, write_c_file_glob, scan_prog_file,
5497 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
5498 ignore_library, extract_string, notice, dump_file, target_machine,
5499 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
5500 read_file, print_load_command): Constify a char*.
5501 (fdopen, error, fatal, fatal_perror): Don't prototype.
5502 (my_strerror): Remove. All callers use xstrerror instead.
5503 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
5504 (main): Add prototype. Constify lots of char* ptrs. Change calls
5505 to xcalloc/strcpy/strcat/... to one call to concat.
5506 (main, scan_prog_file, scan_libraries): Use an intermediate
5507 `const char **' to build an argv array.
5508 (mapfile, libselect, libcompare, locatelib): Add prototypes.
5510 * collect2.h (collect_execute, collect_wait, dump_file,
5511 file_exists): Constify a char*.
5512 (ldout, c_file_name, temporary_obstack, permanent_obstack,
5513 temporary_firstobj, vflag, debug): Add extern declarations.
5514 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
5516 * tlink.c: Don't include toplev.h.
5517 (vflag, debug, ldout, c_file_name, temporary_obstack,
5518 permanent_obstack, temporary_firstobj): Don't declare.
5519 (tlink_execute, frob_extension, symbol_hash_lookup,
5520 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
5521 recompile_files, read_repo_files, demangle_new_symbols,
5522 scan_linker_output): Constify a char*.
5523 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
5524 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
5526 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
5528 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
5529 (relative) rather than jsr (absolute) subroutine call insns.
5530 * config/m68k/m68k-coff.h: Ditto.
5532 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
5534 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
5535 now rework these too.
5536 (arm_reorg): If an insn can't reach the end of the current pool,
5537 ensure that we emit that pool before the insn.
5539 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
5541 * tlink.c (scan_linker_output): Skip the initial underscore in
5542 a mangled name if appropriate.
5544 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5546 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5547 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
5548 error_with_ivar, gen_declarator, create_builtin_decl,
5549 my_build_string, generate_descriptor_table, generate_ivars_list,
5550 generate_dispatch_table, check_protocols, TAG_GETCLASS,
5551 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
5552 dump_base_name, lang_decode_option, build_encode_expr,
5553 start_class, finish_class, encode_pointer, really_start_method,
5554 gen_declaration, dump_interface, handle_class_ref, handle_impent):
5556 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
5557 Add static prototypes.
5558 (build_objc_string_decl, build_selector_reference_decl,
5559 encode_bitfield, build_class_reference_decl): Remove unused
5560 parameter, all callers changed.
5561 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
5562 (objc_printable_name): Likewise. Change second parameter to type int.
5563 (init_objc): Use memcpy, not bcopy, to avoid casts.
5565 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
5567 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
5568 reg notes on a deleted insn.
5569 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
5571 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
5573 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
5575 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5577 * stmt.c (expand_asm_operands): Fix index into inout_mode when
5580 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
5582 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
5583 * tm.texi (MD_ASM_CLOBBERS): Document it.
5585 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
5587 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
5588 * except.c (expand_rethrow): Remove unused variable.
5589 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
5590 * flow.c (replace_insns): Likewise.
5591 (create_edge_list, verify_edge_list): Likewise.
5592 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
5594 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
5595 is special code to run.
5596 (main): Don't define operands to emit_operand.
5597 * genrecog.c (main): Don't emit an empty peephole2_insn function.
5599 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
5601 * alpha/alpha.h (normal_memory_operand): Declare.
5602 (reg_no_subreg_operand): Declare.
5603 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
5605 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
5607 * c-parse.in (compstmt_primary_start): New, broken out of first
5608 part of compstmt handling in primary.
5609 (primary): Use it. Add an error clause.
5610 (compstmt_nostart): Renamed from compstmt; remove all
5611 initial invocations of compstmt_start.
5614 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
5616 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
5619 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
5621 * combine.c (simplify_shift_const): Remove extra semicolon.
5622 * dwarf2out.c (remove_AT): Likewise.
5623 * expmed.c (expand_mult): Likewise.
5624 * gcov.c (create_program_flow_graph): Likewise.
5625 * reorg.c (mostly_true_jump): Likewise.
5627 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
5629 * fold-const.c (fold_range_test): Do not try to fold the range
5630 test if the rhs or lhs has side effects.
5632 * combine.c (simplify_rtx): Recognize another case of a synthesized
5635 * varasm.c (mark_constant_pool): When marking indirect references,
5636 only look at SYMBOL_REFs.
5638 * except.c (expand_fixup_region_end): Do not peek at
5639 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
5641 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
5643 * flags.h: New variables align_loops, align_loops_log,
5644 align_jumps, align_jumps_log, align_labels, align_labels_log,
5645 align_functions, align_functions_log.
5646 * toplev.c: Define them.
5647 (f_options): Handle -falign-* when they have no argument.
5648 (main): Add logic to set variables for -falign-functions,
5649 -falign-jumps, -falign-labels, -falign-loops.
5650 Make it -fsched-verbose=<n> and -finline-limit=<n>.
5651 (display_help): Change help to match options.
5652 * final.c (LABEL_ALIGN): Default to align_labels_log.
5653 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
5654 (LOOP_ALIGN): Default to align_loops_log.
5655 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
5656 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
5657 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
5658 * varasm.c (assemble_start_function): Handle align_functions.
5660 * config/sparc/sparc.h: Don't declare sparc_align_*.
5661 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
5662 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
5664 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
5666 * config/sparc/sparc.c: Delete sparc_align_loops,
5667 sparc_align_jumps, sparc_align_funcs and the corresponding string
5669 (sparc_override_options): Default align_functions on ultrasparc.
5670 Delete -malign-* handling.
5672 * config/mips/mips.c (override_options): On 64-bit targets,
5673 try to align code to 64-bit boundaries.
5674 (print_operand): New substitution, %~,
5675 which aligns labels to align_labels_log.
5676 * config/mips/mips.md (div_trap_normal): Use %~.
5677 (div_trap_mips16): Likewise.
5682 (ashldi3_internal): Likewise.
5683 (ashrdi3_internal): Likewise.
5684 (lshrdi3_internal): Likewise.
5685 (casesi_internal): Likewise.
5687 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
5689 Merge new ia32 backend from the branch!
5691 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
5692 See ChangeLog.P2 on new_ia32_branch for details.
5694 * rtl.h (stack_regs_mentioned_p): Delete prototype.
5695 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
5696 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
5697 * i386/gas.h (ASM_FILE_START): Define.
5698 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
5699 for name change of ix86_valid_decl_attribute_p.
5700 (i386_pe_valid_type_attribute_p): Similarly.
5702 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
5704 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
5705 to step through CC modes.
5707 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5709 * regmove.c (fixup_match_1): Don't move INSN in front of P if
5710 it would end up in the shadow of a live flags regsiter.
5712 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5714 * reload1.c: Fix many indentation problems.
5715 * reload.c: Likewise.
5717 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
5719 * alias.c (non_local_reference_p): Constify fmt.
5721 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
5723 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
5725 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
5727 * cse.c (delete_trivially_dead_insns): Do not delete stores to
5728 the internal_arg_pointer.
5730 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
5732 Merge peephole2 from new_ia32_branch:
5733 * Makefile.in (STAGESTUFF): Add *.peephole2.
5734 (mostlyclean): Likewise.
5735 (recog.o): Depend on resource.h.
5737 * final.c (peephole): Conditionalize decl on HAVE_peephole.
5738 (final_scan_insn): Likewise for the invocation of peephole.
5739 * genconfig.c (main): Look for peephole and peephole2 patterns.
5740 Emit HAVE_peephole* accordingly.
5741 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
5742 * flags.h (flag_peephole2): Declare.
5743 * toplev.c: New pass peephole2. New flag -fpeephole2.
5745 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
5746 * gencodes.c (main): Likewise.
5747 * genextract.c (main): Likewise.
5748 * genoutput.c (main): Likewise.
5749 * genemit.c (max_operand_1): Look for the max scratch operand.
5750 (gen_rtx_scratch): New.
5751 (gen_exp): Use it, and pass on new arg subroutine_type.
5752 (gen_expand): Take max scratch into account.
5753 (gen_split): Emit peephole2 functions.
5754 (output_peephole2_scratch): New.
5755 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
5756 * genrecog.c (routine_type): Add PEEPHOLE2.
5758 (make_insn_sequence): Match outer parallel for peep2. Discard
5759 top level scratches and dups.
5760 (add_to_sequence): New args insn_type and top. Update all callers.
5761 Handle toplevel peep2 matching insns.
5762 (write_subroutine): Handle peep2.
5763 (write_tree_1): Likewise.
5764 (write_tree): Likewise.
5766 (change_state): New arg afterward. Update all callers.
5767 Handle matching separate insns.
5768 * recog.c (recog_next_insn): New.
5769 (peephole2_optimize): New.
5770 * rtl.def (DEFINE_PEEPHOLE2): New.
5771 * resource.c (find_free_register): New argument last_insn. Use it
5772 to find a register available through the entire span.
5773 * resource.h (find_free_register): Update prototype.
5775 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
5777 * i386.c (output_strlen_unroll): Don't write xops[7]
5778 label if it wasn't set.
5780 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
5782 * cpplib.c (struct directive): Const-ify name pointer and
5783 function pointer prototype.
5784 (validate_else, do_define, do_line, do_include, do_undef,
5785 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
5786 do_elif, do_endif, do_sccs, do_assert, do_unassert,
5787 do_warning): Const-ify second arg.
5788 (directive_table): Mark const. Reorder entries by frequency
5789 of usage, record statistics.
5791 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
5793 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
5794 bounds- check RTL accesses if --enable-checking.
5795 (RTVEC_ELT): Bounds check if --enable-checking.
5796 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
5797 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
5798 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
5800 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
5801 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
5803 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
5804 (NOTE_SOURCE_FILE): Use X0STR.
5805 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
5806 MEM_ALIAS_SET): Use X0INT.
5807 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
5808 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
5810 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
5811 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
5812 (rtl_check_failed_bounds, rtl_check_failed_type1,
5813 rtl_check_failed_type2, rtvec_check_failed_bounds): New
5815 (fancy_abort): Fix comment.
5817 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
5818 (cse_insn): Decrement LABEL_NUSES for jump target before
5820 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
5821 * final.c (alter_subreg): Compute regno before changing x to
5822 REG; set REGNO(x) after changing it.
5823 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
5824 notes containing CONST_INTs.
5825 (delete_eh_regions): Use NOTE_EH_HANDLER.
5826 * function.c (put_reg_into_stack): Make reg a MEM before
5828 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
5830 (gen_mem_addressof): Make reg a MEM before initializing it.
5831 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
5833 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
5834 deleting an insn, not after.
5835 (block_alloc): Only look at PATTERN(insn) if we have to, and
5836 only if it's format class 'i'.
5837 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
5838 CONST_INT before using its INTVAL.
5839 * print-rtl.c (print_rtx): Use X0STR.
5840 * regmove.c (fixup_match_1): Don't look at PATTERN of
5841 non-class-'i' insn chain elements.
5842 * reload.c (loc_mentioned_in_p): Take address of
5843 in->fld[1].rtx directly.
5844 * reload1.c (reload): Change reg to a MEM before initializing
5846 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
5848 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
5850 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
5852 * config/mips/mips.c (machine_dependent_reorg): Force a
5853 barrier to output the local constant pool if a barrier hasn't
5854 been found at a natural point in the instruction stream.
5856 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5858 * c-parse.in (language_string): Constify.
5860 * dwarf2out.c (language_string): Remove declaration.
5862 * dwarfout.c (language_string): Likewise.
5864 * toplev.c (language_string, init_parse, finish_parse): Likewise.
5866 * tree.h (language_string, init_parse, finish_parse): Declare.
5868 * i386/sun386.h (language_string): Remove declaration.
5870 * mips.h (language_string): Likewise.
5872 * nextstep.h (language_string): Likewise.
5874 * nextstep21.h (language_string): Likewise.
5876 * rs6000.c (language_string): Likewise.
5878 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5880 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
5881 (getpwd.o): Remove target.
5883 * getpwd.c: Delete file. Its in libiberty now.
5885 * dbxout.c (getpwd): Don't prototype.
5886 * dwarf2out.c (getpwd): Likewise
5887 * dwarfout.c (getpwd): Likewise
5888 * final.c (getpwd): Likewise.
5889 * protoize.c (getpwd): Likewise.
5891 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5893 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
5895 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5897 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
5900 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
5902 * fixinc/Makefile.in (subdir): New.
5903 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
5906 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
5908 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
5909 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
5912 * invoke.texi: Fix typo.
5914 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
5915 changed. Handle autoincrement addressing modes.
5917 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
5918 just like we would the virtual incoming args register when
5921 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
5923 * rs6000.h (ASM_FILE_START): Specify complete filename, including
5924 path, in .file directive.
5926 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
5928 * gcc.texi (External Bugs): Remove obsolete note about Perl on
5931 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
5933 * stdbool.h: Make the typedef name _Bool, with bool a #defined
5936 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5938 * tree.c (tree_code_name): Constify a char*.
5940 * tree.h (tree_code_name, decl_printable_name): Likewise.
5942 * function.h (struct function): Likewise.
5944 * toplev.c (decl_name, decl_printable_name): Likewise.
5946 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
5948 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
5949 (init_objc): Remove function pointer cast.
5951 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5953 * pa.md (interspace_jump): New pattern.
5954 (builtin_longjmp): New expander.
5956 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
5958 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
5959 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
5960 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
5962 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
5964 * jump.c (delete_prior_computation): Also check calls
5965 to constant functions. Don't bother checking for a
5966 REG_UNUSED note before adding it.
5967 (delete_computation): Handle multi-word hard registers
5968 when synthesizing missing REG_DEAD notes for a register
5969 which is both set and used by an insn.
5971 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5973 * loop.c (this_loop_info): New variable.
5974 (loop_has_call, loop_has_volatile, loop_has_tablejump,
5975 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
5977 (prescan_loop, strength_reduce): New argument loop_info. All callers
5979 (scan_loop): New variable loop_info, initialise to address of
5981 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
5982 Delete variable loop_has_multiple_exit targets and replace with
5983 field in this_loop_info.
5984 (find_and_verify_loops): Rename this_loop to this_loop_num.
5985 (strength_reduce): Delete loop_iteration_info. Replace variable
5986 loop_info with function argument of same name.
5987 (insert_bct): Rework test for loop being completely unrolled.
5989 * loop.h (struct loop_info): New fields num, loops_enclosed,
5990 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
5991 has_indirect_jump, and cont. Redefine use of unroll_number.
5992 (loop_unroll_number): Delete.
5994 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
5996 (loop_iterations): Delete variable vtop and instead use
5997 loop_info->vtop computed in prescan_loop.
5999 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6001 * fix-header.c (main): Do not pass a null pointer to strcmp.
6003 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6005 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6007 * configure: Rebuilt.
6009 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6011 * jump.c (jump_optimize_1): Do not delete assignments to
6012 internal_arg_pointer.
6013 * cse.c (delete_trivially_dead_insns): Always consider a set of
6014 the internal_arg_pointer live.
6016 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6018 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6019 (update_life_info) [REG_WAS_0]: Search the original insns rather
6020 than the new insns for the note. Fix typos finding note_dest.
6021 If no dest found, discard the note rather than abort.
6022 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6023 (replace_insns): Remove the old insn list after update_life_info
6026 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6028 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6030 (sched_analyze_1): Let add_dependence care for not adding dups.
6031 (sched_analyze_2): Likewise.
6032 (add_branch_dependences): Likewise.
6034 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6036 * i386/winnt.c (export_list): New type.
6037 (exports_head): Rename to
6038 (export_head): this.
6039 (i386_pe_record_exported_symbol): Add is_data flag.
6040 (i386_pe_asm_file_end): Emit directive for exported variables.
6041 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6043 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6044 (ASM_DECLARE_OBJECT_NAME): Likewise.
6045 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6046 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6048 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6050 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6052 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6055 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6057 * config/openbsd.h: Define SET_ASM_OP.
6058 * tm.texi: cross-reference SET_ASM_OP in the index.
6060 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6062 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6063 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6064 and class_narrowest_mode at compile time. Kill init_rtl.
6065 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6066 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6067 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6069 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6071 * rtl.h: Declare rtx_length and rtx_format as const.
6072 * machmode.def: Define CC(). Use CC() to define CCmode. If
6073 EXTRA_CC_MODES is defined, expand it here.
6074 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6075 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6076 const. Kill all references to EXTRA_CC_MODES.
6078 * toplev.c: Don't prototype or call init_rtl.
6079 * optabs.c: Don't call init_mov_optab.
6080 * genemit.c: Don't generate init_mov_optab. Don't call
6082 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6084 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6085 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6086 genrecog.c: Don't call init_rtl.
6088 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6089 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6090 definition of EXTRA_CC_MODES.
6092 * md.texi: Kill ref to EXTRA_CC_NAMES.
6093 * tm.texi: Document new way to define EXTRA_CC_MODES.
6095 * genrecog.c: Do not look up the name of a define_split.
6098 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6100 * config/v850/v850.md: Fix typo introduced by previous delta.
6102 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6104 * gcc.c (fatal): Make definition static to match prototype.
6106 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6108 * combine.c (get_last_value): Don't look for earlier sets if the last
6109 known set is somewhere in between the insns being combined.
6111 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6113 * configure.in: Don't use shell ! to negate exit codes
6114 * configure: Regenerate
6116 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6118 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6119 the fact that ALIGN is measured in bits, not bytes.
6121 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6123 * errors.c: New file; defines functions error, warning, and
6124 fatal, variables have_error and progname.
6125 * errors.h: New file; prototypes and decls for stuff in errors.c.
6127 * Makefile: Add rules to build errors.o and
6128 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6129 genopinit, genrecog, genextract, genpeep, genattr, and
6130 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6131 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6132 genpeep.o, genattr.o, and genoutput.o.
6134 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6135 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6136 define or prototype fatal. Set progname at beginning of main.
6137 * genoutput.c: Likewise, and don't define or prototype error
6140 * c-typeck.c (c_expand_start_case): Return immediately if exp
6142 * fold-const.c (operand_equal_p): Return immediately if arg1
6143 or arg0 are ERROR_MARKs.
6144 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6145 fields of type ERROR_MARK when calculating if the record can
6148 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6149 with much help from Jeffrey A Law and Richard Henderson
6151 * i386.md: In the 6 insns which call output_fix_trunc,
6152 earlyclobber operands[0].
6154 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6156 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6157 creating new registers.
6159 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6161 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6162 i386_reg_alloc_order, i386_regparm_string,
6163 i386_align_loops_string, i386_align_jumps_string,
6164 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6165 and i386_branch_cost_string as type "const char *".
6166 * i386.c: Define all above strings as type "const char *".
6168 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6170 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6171 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6173 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6175 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6176 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6178 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6180 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6181 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6182 (dwarf2out_line, dwarf2out_finish): Likewise.
6183 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6185 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6187 * tree.c (lang_unsave_expr_now) : Correct return type.
6188 * tree.h (lang_unsave_expr_now) : Same.
6190 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6192 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6193 instead of duplicating code.
6195 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6197 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6199 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6201 * tree.h: fancy_abort always takes three args.
6202 * resource.c: Move include of system.h before toplev.h.
6204 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6206 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6209 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6211 * system.h: Don't redefine abort or trim_filename.
6212 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6213 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6214 whether or not __FUNCTION__ is available.
6215 * tree.h: Duplicate rtl.h's definition of abort, for files
6216 that don't include rtl.h. Delete all code to perform type
6217 checking with a compiler other than GCC.
6218 * varray.h: Delete all code to perform type checking with a
6219 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6220 its arguments exactly once, using a statement expression.
6221 Adjust the VARRAY_<type> accessor macros to match.
6222 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6223 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6224 caller's location. Define fatal_insn and fatal_insn_not_found
6225 as macros that use _fatal_insn and _fatal_insn_not_found.
6226 (fancy_abort, trim_filename): Kill prototypes.
6228 * rtl.c (trim_filename): Move here from toplev.c.
6229 (fancy_abort): New function.
6230 (DIR_SEPARATOR): Provide default definition.
6231 * tree.c (tree_check_failed, tree_class_check_failed): Go
6232 through fancy_abort.
6233 (tree_check, tree_class_check, cst_or_constructor_check,
6234 expr_check): Delete.
6235 * varray.c (varray_check_failed): New function.
6236 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6237 _fatal_insn and _fatal_insn_not_found. Go through
6239 (trim_filename, fancy_abort): Delete.
6241 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6242 * except.c (start_catch_handler): Report ICE with error/abort
6244 * final.c (output_operand_lossage): Likewise.
6245 * flow.c (verify_flow_info): Likewise.
6247 * gcc.c: Prototype fatal.
6248 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6249 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6250 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6251 Don't define fancy_abort.
6253 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6255 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6258 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6260 * m88k.h (VERSION_INFO2): Kill.
6261 (VERSION_STRING): Kill.
6263 (VERSION_INFO1): Tidy.
6264 (TARGET_VERSION): Update.
6265 * m88k/dgux.h (VERSION_INFO2): Kill.
6266 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6267 * m88k/luna.h (VERSION_INFO1): Tidy.
6268 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6269 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6270 (output_file_start): Adjust for death of VERSION_STRING.
6272 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6274 * cpplib.c (detect_if_not_defined): New function.
6275 (do_if): Use it to detect potential once-only headers.
6277 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6279 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6281 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6283 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6284 anywere in the function only if they are pseudos and set before
6285 being used (not live at the start of the function).
6286 (num_sign_bit_copies) : Same.
6287 (get_last_value_validate) : Same.
6288 (get_last_value) : Same.
6290 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6292 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6293 where N and M are constant and N is an integer multiple of M.
6295 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6297 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6298 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6299 sbitmap_union_of_preds): Add prototypes.
6300 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6301 the intersection of successors with the new flow graph structures.
6302 (sbitmap_intersection_of_preds): New function to compute the
6303 intersection of predecessors with the new flow graph structures.
6304 (sbitmap_union_of_succs): New function to compute the union of
6305 successors with the new flow graph structures.
6306 (sbitmap_union_of_preds): New function to compute the union of
6307 predecessors with the new flow graph structures.
6308 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6309 (expr_reaches_here_p): Use edge and basic_block structures instead
6310 of s_preds and s_succs.
6311 (compute_cprop_avinout): Use new sbitmap routines.
6312 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6313 of s_preds and s_succs.
6314 * flow.c (compute_flow_dominators): Compute dominators using
6315 edges and basic blocks instead of s_preds and s_succs.
6317 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6319 * lists.c (unused_insn_list, unused_expr_list): New file for
6320 maintaining various types of lists. New statics for maintaining a
6321 cache of available INSN_LIST and EXPR_LIST nodes.
6322 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6323 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6324 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6325 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6326 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6327 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6328 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6329 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6330 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6331 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6332 (remove_dependence, free_pending_lists): Use new global routines.
6333 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6334 (sched_analyze, compute_block_backward_dependences): Use new routines.
6335 (sched_analyze_1, sched_analyze_2): Use new routines.
6336 (schedule_insns): Use new global routines.
6337 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6339 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6340 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6342 * toplev.c (rest_of_compilation): Initialize node cache.
6343 * Makefile.in (OBJS): Add lists.o to list of object files.
6344 (lists.o): Add dependancies.
6346 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6348 * config/v850/v850.md: Fix compile time warning messages.
6349 * config/v850/v850.c: Fix compile time warning messages.
6350 * config/v850/v850.h: Fix compile time warning messages.
6352 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6354 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6355 Remove unused prototype for `init_lengths'.
6357 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6359 * calls.c (emit_call_1): Mark parameter `stack_size' with
6361 (expand_call): Initialize variable `insn'.
6362 (emit_library_call): Likewise for variable `high_to_save'.
6363 (emit_library_call_value): Likewise.
6364 (store_one_arg): Likewise for variables `lower_bound' and
6367 * combine.c (try_combine): Likewise for variables `i2_code_number'
6368 and `other_code_number'.
6369 (find_split_point): Likewise for variables `pos', `unsignedp' and
6371 (simplify_if_then_else): Likewise for variables `op' and `c1'.
6372 (simplify_and_const_int): Remove unused variable `width'.
6373 (merge_outer_ops): Likewise.
6375 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
6376 HOST_WIDE_INT' when comparing against one.
6377 (simplify_relational_operation): Likewise.
6378 (cse_insn): Initialize variables `src_eqv_volatile',
6379 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
6381 * final.c (init_final): Constify parameter `filename'.
6382 (final_start_function): Mark parameter `optimize' with
6384 (profile_function): Likewise for parameters `first' and `optimize'.
6385 (output_source_line): Likewise for parameter `file'.
6387 * integrate.c (subst_constants): Cast a value to `size_t' when
6388 comparing against one.
6389 (mark_stores): Initialize variable `mode'. Cast a value to
6390 `size_t' when comparing against one.
6392 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
6394 * loop.c (move_movables): Initialize variable `first'.
6395 (strength_reduce): Likewise for variable `increment'.
6396 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
6397 value to `size_t' when comparing against one.
6398 (load_mems): Initialize variable `end_label'.
6400 * output.h (init_final): Constify parameter.
6402 * reload.c (decompose): Initialize variable `base'.
6404 * reload1.c (reload): Likewise for variable `is_scalar'.
6405 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
6406 (choose_reload_regs): Initialize variable `mode'.
6407 (emit_reload_insns): Likewise for variable `store_insn'.
6408 (reload_cse_noop_set_p): Mark parameter `insn' with
6410 (reload_combine): Initialize variable `set'.
6412 * unroll.c (unroll_loop): Likewise for variable `local_label'.
6413 (copy_loop_body): Cast a value to `size_t' when comparing against
6416 * varasm.c (assemble_variable): Initialize variable `size_tree'.
6417 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
6418 (remove_from_pending_weak_list): Mark parameter `name' with
6421 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6423 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
6426 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
6428 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
6429 (ASM_DECLARE_FUNCTION_NAME): Define.
6430 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
6431 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
6432 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
6433 not already defined.
6435 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6437 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
6438 of n_popped when call/call_value are not defined.
6440 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
6442 * tm.texi: GNU CC -> GCC conversion.
6443 (CC1_SPEC): Indicate it is used for all language front ends.
6445 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
6447 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
6448 NOTE_INSN_EH_REGION_END correctly.
6450 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6451 Jeff Law <law@cygnus.com>
6453 * loop.c (strength_reduce): Automatically unroll loops if the
6454 unrolled loop size is smaller than the rolled loop size.
6456 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
6457 and delete comment that code should be rewritten.
6459 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
6461 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
6464 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
6466 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6468 * fixinc/mkfixinc.sh: Don't fix uwin headers.
6469 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
6470 (LINK_SPEC): Add -u _main when building executables.
6471 (ASM_DECLARE_FUNCTION): Update from Cygwin.
6472 (ASM_FILE_END): Use the default for ix86-pe.
6473 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
6475 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
6477 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
6478 and ASM_CLOSE_PAREN are empty strings.
6480 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
6481 Geoffrey Keating <geoffk@cygnus.com>
6483 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
6484 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
6485 (unprotoize.o): Ditto.
6486 (test-protoize-simple): Don't define STD_PROTO_DIR.
6487 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
6488 changes to make 'test-protoize-simple' pass.
6489 (STD_PROTO_DIR): Remove define.
6490 (STANDARD_EXEC_PREFIX): Supply default define.
6491 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
6492 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
6493 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
6494 (GET_ENV_PATH_LIST): New macro.
6495 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
6496 (do_processing): Initialize default_syscalls_dir using new
6497 macros. Use it to initialize syscalls_absolute_filename.
6499 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
6501 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
6502 B into a register before emit_conditional_move.
6504 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
6506 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
6507 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
6508 multiplicand out of (+ (* a b) (* c d)).
6510 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
6511 Richard Henderson <rth@cygnus.com>
6513 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
6514 (new_insn_dead_notes): Likewise.
6515 (update_n_sets): Likewise.
6516 (update_flow_info): Move to flow.c, renamed to update_life_info;
6517 extend to handle multiple source insns.
6518 * flow.c: Include resource.h
6519 (unlink_insn_chain): New.
6520 (split_hard_reg_notes): New.
6521 (maybe_add_dead_note): New.
6522 (maybe_add_dead_note_use): New.
6523 (find_insn_with_note): New.
6524 (new_insn_dead_notes): New.
6525 (update_n_sets): New.
6526 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
6527 (maybe_remove_dead_notes): New.
6528 (update_life_info): New.
6529 (prepend_reg_notes): New.
6530 (replace_insns): New.
6531 * output.h (update_life_info): Declare.
6532 * recog.c (split_block_insns): Use update_life_info.
6533 * resource.c (find_free_register): Use reg_alloc_order, don't use
6534 fixed regs, make sure the mode is supported, don't use new regs.
6536 * rtl.h (replace_insns): Declare.
6538 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
6540 * expr.c (expand_expr): Cope with COND_EXPRs with one
6541 non-returning branch.
6543 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
6545 * expr.c (store_expr): Always pass down the target, even when not
6548 1999-08-24 Nick Clifton <nickc@cygnus.com>
6550 * configure.in: Define target_cpu_default for v850 targets.
6551 * configure: Regenerate
6553 * config/v850/v850.h (TARGET_CPU_generic): Define.
6554 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
6555 addresses are 4 byte aligned.
6557 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
6560 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6562 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
6563 (main): Add prototypes.
6565 * genattrtab.c (substitute_address, write_const_num_delay_slots,
6566 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
6567 (write_attr_get): Emit prototypes along with function definition.
6568 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
6569 (write_complex_function): Emit static prototype along with
6570 function definition.
6572 * genemit.c (gen_split): Emit prototypes along with function
6575 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
6576 Likewise for predicates and `insn_operand_predicate'.
6577 (process_template): Emit static prototype along with function
6580 * genrecog.c (make_insn_sequence): Constify a char*. Add
6581 prototypes for get_split_*().
6582 (write_subroutine): Emit prototypes along with function
6585 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6587 * gcse.c (find_avail_set): Follow chains of register-register copies.
6588 Use oprs_not_set_p to guarantee that the returned value can be
6590 (cprop_insn): Don't verify the return value of find_avail_set with
6593 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
6594 (cprop_cc0_jump): New function.
6595 (cprop_insn): Break out new function cprop_jump and use it.
6596 Also use cprop_cc0_jump for machines with CC0.
6597 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
6599 * tree.h (current_function_calls_setjmp,
6600 current_function_calls_longjmp): Delete declarations.
6601 * dsp16xx.c: Include "function.h".
6602 * elxsi.c: Likewise.
6603 * gmicro.c: Likewise.
6604 * h8300.c: Likewise.
6607 * mn10200.c: Likewise.
6608 * mn10300.c: Likewise.
6609 * ns32k.c: Likewise.
6613 * rtl.h (rtx_equal_function_value_matters): Declare.
6614 * toplev.c (rtx_equal_function_value_matters): Don't declare.
6616 * function.c: Likewise.
6617 * emit-rtl.c: Likewise.
6619 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
6621 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
6624 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6626 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
6629 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
6631 * cpp.texi: Add a node documenting macro varargs (copied
6634 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
6636 * cppspec.c: Put a null pointer at the end of the new argv.
6638 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
6640 * configure.in: Remove code to select/de-select the haifa
6641 scheduler. Every scheduled port gets haifa now.
6642 * configure: Rebuilt.
6643 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
6645 * Makefile.in: Corresponding changes.
6647 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6649 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
6650 All callers changed.
6651 (prepare_float_lib_cmp): Likewise.
6652 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
6653 * expr.h (emit_float_lib_cmp): Delete declaration.
6654 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
6655 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
6656 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
6658 (cmptf): Now conditional on TARGET_HARD_QUAD.
6660 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
6662 * resource.c (mark_target_live_regs): Use
6663 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
6665 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6667 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
6669 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
6671 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
6673 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6675 * rtl.h (rtx_format): Constify a char*.
6677 * rtl.c (rtx_format): Likewise.
6678 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
6679 (init_rtl): Use accessor macro, not `rtx_format'.
6681 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
6684 * caller-save.c (mark_referenced_regs): Likewise.
6686 * combine.c (subst, make_compound_operation, known_cond,
6687 gen_rtx_combine, update_table_tick, get_last_value_validate,
6688 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
6690 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
6691 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
6692 count_reg_usage): Likewise.
6694 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
6697 * final.c (leaf_renumber_regs_insn): Likewise.
6699 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
6700 dump_edge_info, count_reg_references): Likewise.
6702 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
6703 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
6706 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
6707 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
6708 add_label_notes): Likewise.
6710 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
6711 clear_struct_flag, count_sub_rtxs, count_alternatives,
6712 compares_alternatives_p, contained_in_p, walk_attr_value,
6713 write_expr_attr_cache): Likewise.
6715 * genconfig.c (walk_insn_part): Likewise.
6717 * genemit.c (max_operand_1, gen_exp): Likewise.
6719 * genextract.c (walk_rtx): Likewise.
6721 * genflags.c (num_operands): Likewise.
6723 * genoutput.c (scan_operands): Likewise.
6725 * genpeep.c (match_rtx): Likewise.
6727 * genrecog.c (add_to_sequence): Likewise.
6729 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
6732 * integrate.c (save_constants, copy_for_inline,
6733 copy_rtx_and_substitute, subst_constants, restore_constants):
6736 * jump.c (mark_jump_label, invert_exp, redirect_exp,
6737 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
6739 * local-alloc.c (contains_replace_regs, memref_referenced_p):
6742 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
6743 add_label_notes, replace_call_address, count_nonfixed_reads,
6744 invariant_p, find_single_use_in_loop, find_mem_givs,
6745 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
6748 * print-rtl.c (reg_names, print_rtx): Likewise.
6750 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
6752 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
6753 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
6754 print_blocks): Likewise.
6756 * regclass.c (fix_register, record_address_regs,
6757 reg_scan_mark_refs): Likewise.
6759 * regmove.c (stable_but_for_p): Likewise.
6761 * reload.c (loc_mentioned_in_p, operands_match_p,
6762 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
6763 copy_replacements, refers_to_regno_for_reload_p,
6764 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
6765 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
6768 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
6769 delete_address_reloads_1, count_occurrences,
6770 reload_cse_mem_conflict_p, reload_combine_note_use,
6771 add_auto_inc_notes): Likewise.
6773 * resource.c (mark_referenced_resources, mark_set_resources):
6776 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
6777 reg_mentioned_p, regs_set_between_p, modified_between_p,
6778 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
6779 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
6780 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
6781 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
6783 * sched.c (sched_analyze_2, attach_deaths): Likewise.
6785 * stupid.c (stupid_mark_refs): Likewise.
6787 * unroll.c (remap_split_bivs): Likewise.
6789 * varasm.c (mark_constants): Likewise.
6791 * a29k/a29k.c (uses_local_reg_p): Likewise.
6793 * alpha/alpha.c (summarize_insn): Likewise.
6795 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
6796 eliminate_lr2ip): Likewise.
6798 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
6800 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
6801 reg_mentioned_in_mem): Likewise.
6803 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
6804 symbolic_reference_mentioned_p): Likewise.
6806 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
6808 * sh/sh.c (regs_used, mark_use): Likewise.
6810 * vax/vax.c (vax_rtx_cost): Likewise.
6812 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6814 * machmode.h (mode_name): Constify a char*.
6816 * rtl.c (mode_name): Likewise.
6818 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
6820 * optabs.c (init_libfuncs): Constify a char*.
6822 * print-tree.c (mode_name): Remove redundant declaration.
6823 (print_node): Use accessor macro, not `mode_name'.
6825 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
6827 (new_spill_reg): Constify a char*.
6829 * tree.c (mode_name): Remove redundant declaration.
6831 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6833 * rtl.c (rtx_name): Constify a char*.
6835 * rtl.h (rtx_name, fix_sched_param): Likewise.
6837 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
6838 (mypr): Use accessor macro, not `rtx_name'.
6840 * genemit.c (print_code): Constify a char*.
6842 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
6844 * genpeep.c (print_code): Constify a char*.
6846 * genrecog.c (print_code): Likewise.
6848 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
6849 end_bb): Add static prototype.
6850 (draw_edge): Constify a char*.
6851 (end_bb): Remove unused parameter.
6853 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
6854 print_block_visualization): Constify a char*.
6856 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
6858 * c-common.c (c_get_alias_set): Update comment.
6860 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6862 * linux.h (LIB_SPEC): Added.
6864 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6866 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
6868 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
6870 * tree.c (expr_check): Fix typo in last change.
6872 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
6874 * rtl.def (NOTE): Change format to "iuu0n".
6875 (ADDR_DIFF_VEC): Change format to "eEee0".
6876 (ADDRESSOF): Change format to "eit".
6878 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
6879 (RTVEC_ELT): Change to match.
6880 (XVECEXP): Use XVEC and RTVEC_ELT.
6881 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
6882 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
6883 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
6884 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
6885 TRAP_CONDITION, TRAP_CODE): Use XEXP.
6886 (INTVAL): Use XWINT.
6887 (ADDRESSOF_DECL): Use XTREE.
6888 (SET_ADDRESSOF_DECL): Delete.
6889 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
6890 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
6891 ifdefed out since 2.6 at least.
6892 (gen_rtvec_vv): Delete prototype.
6894 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
6896 (copy_most_rtx): Handle 't' format letter.
6897 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
6898 (gen_rtvec_vv): Delete function. All callers changed to use
6899 gen_rtvec_v instead.
6900 * print-rtl.c (print_rtx): Move special casing of NOTEs to
6901 the '0' format letter.
6903 * function.c (gen_mem_addressof): Don't use
6904 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
6906 * integrate.c (copy_rtx_and_substitute): Likewise.
6907 Copy 't' slots with XTREE.
6908 (subst_constants): Treat 't' slots like '[swi]' slots.
6909 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
6910 * jump.c (rtx_equal_for_thread_p): Likewise.
6911 * rtlanal.c (rtx_equal_p): Likewise.
6912 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
6913 only four arguments.
6914 * gengenrtl.c (type_from_format): Provide correct types for
6918 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
6919 If a recent gcc is in use (always in stage2 and beyond), use
6920 statement expressions, so we don't make a function call unless
6921 the check fails. Evaluate arguments exactly once.
6922 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
6923 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
6925 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
6926 they evaluate their arguments exactly once, irrespective of
6927 the compiler in use.
6929 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
6930 is used by the currently-enabled check macros. This is:
6931 (tree_check_failed, tree_class_check_failed): For gcc.
6932 (tree_check, tree_class_check, cst_or_constructor_check,
6933 expr_check): For other compilers.
6935 * gencheck.c: Do not define any *_CHECK1 macros.
6937 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
6938 Mark Mitchell <mark@codesourcery.com>
6940 * c-common.c (c_get_alias_set): Fix support for poitners and
6943 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
6945 * alias.c: Include tree.h.
6946 (nonlocal_reference_p, mark_constant_function): New functions.
6947 * flow.c (life_analysis): Call mark_constant_function.
6948 * rtl.h (mark_constant_function): Declare it.
6950 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
6952 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
6953 unrecognisable switches.
6955 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6957 * loop.c (recombine_givs): Set ix field after sorting.
6958 (recombine_givs): Remove bogus index / giv lockstep looping.
6960 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6962 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
6964 (emit_store_flag_force): Use do_compare_rtx_and_jump.
6965 (do_cmp_and_jump): Formatting fixes.
6966 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
6967 do_compare_rtx_and_jump instead of compare_from_rtx.
6968 (do_compare_rtx_and_jump): New function; mostly copied from
6970 (do_jump_for_compare): Delete.
6971 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
6973 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
6974 of compare/do_jump_for_compare pairs.
6975 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
6976 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
6977 compare_from_rtx/do_jump_for_compare pairs.
6978 (do_jump_by_parts_equality): Likewise.
6979 (do_jump_by_parts_equality_rtx): Likewise.
6980 * expr.h (do_compare_rtx_and_jump): Declare.
6981 * optabs.c (prepare_cmp_insn): New function, contains most of the code
6982 that used to be in emit_cmp_insn.
6983 (cmp_available_p): New function.
6984 (prepare_operand): New function.
6985 (emit_cmp_and_jump_insn_1): New function, contains some code that used
6986 to be in emit_cmp_insn.
6987 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
6988 parameters to be pointers; don't emit final compare but modify some of
6989 the values pointed to by the args so the caller can perform the
6991 (expand_binop): Call emit_store_flag_force with signed forms of
6993 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
6994 emit_jump_insn pair.
6995 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
6996 emit_cmp_and_jump_insn_1. Call emit_queue.
6997 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
6999 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7000 jump sets cc0 before deleting it.
7001 * integrate.c (expand_inline_function): Likewise.
7002 * unroll.c (unroll_loop): Similar changes in several places.
7003 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7006 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7008 * Makefile.in (insn-recog.o): Update dependencies.
7009 * genrecog.c (main): Make generated file include "function.h".
7011 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7013 * cse.c (cse_insn): Call never_reached_warning when a jump is
7014 changed to be unconditional.
7015 * flags.h: Declare warn_notreached.
7016 * flow.c (delete_block): Call never_reached_warning when
7018 * jump.c (delete_barrier_successors): Call never_reached_warning
7019 when we delete everything after a BARRIER.
7020 (never_reached_warning): New function.
7021 * rtl.h: Declare never_reached_warning.
7022 * toplev.c (warn_notreached): New variable.
7023 (lang_independent_options): Set warn_notreached
7024 when -Wunreachable-code.
7025 (compile_file): We need line numbers for -Wunreachable-code.
7027 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7029 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7030 * sched.c (insn_unit): Likewise.
7032 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7034 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7036 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7038 * flow.c (create_edge_list): Use xmalloc, not malloc.
7040 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7042 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7043 C-style comments. Do not lose the character before double slash.
7045 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7047 * basic-block.h (struct edge_list): Stucture to maintain a vector
7049 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7050 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7051 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7052 New function prototypes.
7053 * flow.c (create_edge_list): Function to create an edge list.
7054 (free_edge_list): Discards memory used by an edge list.
7055 (print_edge_list): Debug output showing an edge list.
7056 (verify_edge_list): Internal consistency check for an edge list.
7057 (find_edge_index): Function to find an edge index for a pred and succ.
7059 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7061 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7064 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7066 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7068 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7070 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7072 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7074 * toplev.c (rest_of_compilation): Allow machine dependent
7075 reorganisation pass to place information into the RTL dump
7076 file if it so wishes.
7078 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7080 * explow.c (hard_function_value): Use VOIDmode instead of
7082 * stmt.c (expand_return): Likewise.
7083 * stor-layout.c (get_best_mode): Likewise.
7085 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7086 emit call instead of emit_insn call.
7088 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7090 * configure.in: Handle --disable/enable-win32-registry.
7091 * install.texi: Document --disable/enable-win32-registry.
7092 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7093 (WIN32_REGISTRY_KEY): New macro.
7094 * prefix.c: Use to enable/disable win32-specific code.
7095 (lookup_key): Use versioned key.
7096 * configure: Regenerate.
7097 * config.in: Likewise.
7099 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7101 * cpplib.c (read_line_number): New fn, split out of...
7104 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7106 tree.c (lang_unsave_expr_now) : New.
7107 (unsave_expr_now): Call lang_unsave_expr_now.
7108 tree.h (lang_unsave_expr_now) : New.
7110 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7112 * toplev.c (flag_new_exceptions): On by default.
7114 1999-08-13 Michael Meissner <meissner@cygnus.com>
7116 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7118 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7120 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7121 INTEGER_TYPE with precision==1, it's __java_boolean.
7123 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7125 * global.c (prune_preferences): Move some invariants out of the
7128 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7130 * configure.in (alpha*-dec-osf*): Add osf5.
7132 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7134 * configure.in: Rework handling of ARM GNU/Linux slightly.
7135 (arm*-*-linux-gnuoldld): New target.
7136 * configure: Regenerate.
7137 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7138 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7139 * config/arm/linux-oldld.h: New file.
7140 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7141 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7143 * config/arm/linux-elf.h (ASM_SPEC): Define.
7144 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7145 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7146 for 26-bit APCS and old linker.
7147 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7149 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7150 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7151 don't define `arm' or `arm_elf'.
7152 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7153 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7155 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7157 * rtl.texi: Fix typo.
7159 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7161 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7163 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7165 * extend.texi (C++ Signatures): Remove node.
7166 * invoke.texi: Remove discussion of -fhandle-signatures,
7167 signature, sigof, __signature__, and __sigof__.
7169 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7171 * Makefile.in (JAVAGC): Removed.
7173 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7175 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7177 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7179 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7181 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7183 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7184 a register that is already known to be a pointer.
7186 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7188 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7189 * fixinc/inclhack.sh: Regenerated.
7190 * fixinc/fixincl.sh: Regenerated.
7192 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7194 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7195 Fix documentation of -ansi flag to describe its C++ behavior.
7196 Remove bogus reference to GCC 2.9.
7198 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7200 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7201 note if it is non-NULL.
7203 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7205 * except.h (eh_nesting_info): Add new structure defintion.
7206 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7207 (reachable_handlers, update_rethrow_references): Add function
7209 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7210 a rethrow symbol instead of an integer exception region number.
7211 * flow.c (Make_edges): Use new exception nesting routines to determine
7212 which handlers are reachable from a CALL or asynchronous insn.
7213 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7215 (delete_eh_regions): Update rethrow labels, and don't delete
7216 regions which are the target of a rethrow.
7217 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7218 avoid overloading the SYMBOL_REF_USED flag.
7219 (rethrow_symbol_map): Use new rethrow_ref field.
7220 (rethrow_used): Use new rethrow_ref field.
7221 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7222 of an integer. Fix formatting.
7223 (output_exception_table_entry): Use new rethrow_ref field.
7224 (can_throw): Check for EH_REGION_NOTE before deciding
7225 whether a CALL can throw or not.
7226 (scan_region): Call rethrow_used() instead of accessing data structure.
7227 (update_rethrow_references): New function to make sure only regions
7228 which are still targets of a rethrow are flagged as such.
7229 (process_nestinfo): New static function to initialize a handler
7230 list for a specific region.
7231 (init_eh_nesting_info): New function to allocate and initialize
7232 the list of all EH handlers reachable from all regions.
7233 (reachable_handlers): New function to retrieve the list of handlers
7234 reachable from a specific region and insn.
7235 (free_eh_nesting_info): New function to dispose of a list of
7238 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7240 * flow.c (split_edge): Set JUMP_LABEL field.
7241 (commit_one_edge_insertion): Set head correctly for insert_before.
7242 When inserting insns, update insn block numbers if allocated.
7244 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7246 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7247 retry_incomplete_types): Add static prototype.
7248 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7249 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7250 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7251 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7252 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7255 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7256 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7258 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7260 * output.h (assemble_name): Constify a char*.
7262 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7263 assemble_variable, assemble_name): Likewise.
7265 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7267 * arm/pe.c (arm_pe_unique_section): Likewise.
7269 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7271 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7273 * i386/interix.c (i386_pe_unique_section): Likewise.
7275 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7277 * i386/winnt.c (i386_pe_unique_section): Likewise.
7279 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7281 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7283 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7285 * pa/pa.c (output_call): Likewise.
7287 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7289 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7291 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7294 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7297 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7299 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7300 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7302 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7304 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7306 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7308 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7310 * tree.h (lang_identify): Constify a char*.
7311 (print_error_function): Add extern prototype. Constify a char*.
7313 * c-lang.c (lang_identify): Constify a char*.
7315 * objc/objc-act.c (lang_identify): Constify a char*.
7317 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7319 * genpeep.c (main): Make generated file include "function.h".
7320 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7322 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7324 * Makefile.in: Update dependencies.
7325 * alias.c: Include "function.h"
7326 * c-decl.c: Likewise.
7327 * caller-save.c: Likewise.
7328 * calls.c: Likewise.
7329 * combine.c: Likewise.
7331 * explow.c: Likewise.
7332 * final.c: Likewise.
7333 * global.c: Likewise.
7334 * graph.c: Likewise.
7335 * local-alloc.c: Likewise.
7337 * optabs.c: Likewise.
7338 * profile.c: Likewise.
7339 * recog.c: Likewise.
7340 * regclass.c: Likewise.
7341 * regmove.c: Likewise.
7342 * reload.c: Likewise.
7343 * reorg.c: Likewise.
7344 * resource.c: Likewise.
7345 * sched.c: Likewise.
7346 * stupid.c: Likewise.
7347 * config/1750a/1750a.c: Likewise.
7348 * config/a29k/a29k.c: Likewise.
7349 * config/arc/arc.c: Likewise.
7350 * config/arm/arm.c: Likewise.
7351 * config/arm/thumb.c: Likewise.
7352 * config/c4x/c4x.c: Likewise.
7353 * config/clipper/clipper.c: Likewise.
7354 * config/convex/convex.c: Likewise.
7355 * config/fx80/fx80.c: Likewise.
7356 * config/i860/i860.c: Likewise.
7357 * config/m68k/m68k.c: Likewise.
7358 * config/m88k/m88k.c: Likewise.
7359 * config/mips/mips.c: Likewise.
7360 * config/pdp11/pdp11.c: Likewise.
7361 * config/pyr/pyr.c: Likewise.
7362 * config/romp/romp.c: Likewise.
7363 * config/sh/sh.c: Likewise.
7364 * config/tahoe/tahoe.c: Likewise.
7365 * config/vax/vax.c: Likewise.
7366 * config/we32k/we32k.c: Likewise.
7367 * config/sparc/sparc.c: Include "function.h".
7368 (mem_min_alignment): Test current_function rather than
7369 regno_pointer_align.
7370 * config/pa/pa.c: Likewise.
7371 (compute_frame_size): Delete declaration of
7372 current_function_outgoing_args_size.
7373 * config/arc/arc.h (current_function_varargs): Delete declaration.
7374 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
7376 * config/i370/i370.h (current_function_outgoing_args_size): Delete
7378 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
7379 current_function_uses_pic_offset_table.
7380 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
7381 of current_function_returns_pointer.
7382 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7383 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7384 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7385 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7386 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7387 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7388 * config/m88k/m88k.c: Include "function.h"
7389 (call_used_regs, current_function_pretend_args_size,
7390 current_function_outgoing_args_size, frame_pointer_needed): Delete
7392 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
7394 * config/mips/mips.h (current_function_calls_alloca): Delete
7396 * config/mn10200/mn10200.h (current_function_needs_context,
7397 rtx_equal_function_value_matters): Delete declarations.
7398 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
7399 flag_pic): Delete declarations.
7400 * config/pa/pa.h (current_function_pretend_args_size,
7401 current_function_decl): Delete declarations.
7402 * config/pa/som.h (current_function_varargs): Delete declaration.
7403 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
7405 * config/pyr/pyr.h (current_function_pretend_args_size,
7406 current_function_args_size, current_function_calls_alloca): Delete
7408 * config/sh/sh.h (current_function_varargs): Delete declaration.
7409 * config/sparc/sparc.h (current_function_outgoing_args_size,
7410 current_function_calls_alloca, current_function_decl): Delete
7412 * config/spur/spur.h (current_function_pretend_args_size,
7413 current_function_calls_alloca): Delete declarations.
7414 * config/v850/v850.c (current_function_outgoing_args_size): Delete
7416 * config/vax/vms.h (current_function_name): Delete declaration.
7417 * gcse.c: Include "function.h".
7418 (current_function_name, current_function_calls_setjmp): Delete
7420 * haifa-sched.c: Include "function.h".
7421 (forced_labels): Delete declaration.
7423 * reg-stack.c: Likewise.
7424 * reload1.c: Likewise.
7425 * genemit.c (main): Make generated file include function.h.
7426 * genoutput.c (output_prologue): Likewise.
7428 * builtins.c (saveregs_value, apply_args_value): Delete variables.
7429 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
7430 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
7431 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
7432 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
7433 macros for some of them.
7434 (emit_filename, emit_lineno): Delete declarations.
7435 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
7436 regno_pointer_* variables through current_function.
7437 (gen_inline_header_rtx): Delete function.
7438 (save_emit_status): Delete function.
7439 (set_new_last_label_num): New function.
7440 (clear_emit_caches): New function.
7441 (restore_emit_status): Just clear last_labelnum and call
7443 (get_last_insn_anywhere): Variable sequence_stack is now accessed
7444 through macro seq_stack.
7445 (add_insn_after): Likewise.
7446 (add_insn_before): Likewise.
7447 (remove_insn): Likewise.
7448 (pop_topmost_sequence): Likewise.
7449 (in_sequence_p): Likewise.
7450 (start_sequence_for_rtl_expr): Likewise.
7451 (start_sequence): Likewise, and likewise for
7452 sequence_rtl_expr/seq_rtl_expr.
7453 (push_topmost_sequence): Likewise.
7454 (end_sequence): Likewise.
7455 (init_virtual_regs): Now takes a "struct emit_status *" argument.
7456 All callers changed. Store into that pointer instead of globals.
7457 (init_emit): Allocate emit elt of current_function.
7458 Changes for sequence_rtl_expr/sequence_stack renaming.
7459 Call clear_emit_caches instead of doing it in-line.
7460 Access regno_pointer_* variables through current_function.
7461 (init_emit_once) Don't clear sequence_stack.
7463 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
7465 (arg_pointer_save_area): Delete declaration.
7466 (finish_expr_for_function): Renamed from init_queue; no longer static.
7467 (init_expr): Don't call init_queue.
7468 (save_expr_status, restore_expr_status): Delete functions.
7469 (expand_expr): Changes to reflect new layout of struct function.
7470 Don't access current_function_check_memory_usage when current_function
7472 * expr.h (forced_labels, save_expr_regs, saveregs_value,
7473 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
7474 current_function_outgoing_args_size, current_function_arg_offset_rtx,
7475 current_function_uses_const_pool, function_call_count,
7476 current_function_uses_pic_offset_table, nonlocal_labels,
7477 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
7478 current_function_check_memory_usage, nonlocal_goto_handler_slots,
7479 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
7481 (finish_expr_for_function): Declare.
7482 * flags.h (current_function_has_nonlocal_label,
7483 current_function_has_nonlocal_goto, current_function_is_thunk,
7484 current_function_has_computed_jump): Delete declarations.
7485 * flow.c (forced_labels): Delete declaration.
7486 * function.c (current_function_pops_args,
7487 current_function_returns_struct, current_function_returns_pcc_struct,
7488 current_function_needs_context, current_function_calls_setjmp,
7489 current_function_calls_longjmp, current_function_has_nonlocal_label,
7490 current_function_has_nonlocal_goto, current_function_is_thunk,
7491 current_function_has_computed_jump, current_function_calls_alloca,
7492 current_function_contains_functions, current_function_returns_pointer,
7493 current_function_epilogue_delay_list, current_function_args_size,
7494 current_function_pretend_args_size, current_function_arg_offset_rtx,
7495 current_function_outgoing_args_size, current_function_varargs,
7496 current_function_stdarg, current_function_args_info, cleanup_label,
7497 current_function_name, current_function_uses_const_pool,
7498 current_function_instrument_entry_exit, current_function_return_rtx,
7499 current_function_uses_pic_offset_table, nonlocal_labels,
7500 current_function_internal_arg_pointer, current_function_cannot_inline,
7501 current_function_check_memory_usage, function_call_count,
7502 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
7503 nonlocal_goto_stack_level, return_label, save_expr_regs,
7504 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
7505 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
7506 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
7507 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
7508 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
7510 (push_function_context_to): Don't save them. Don't call
7511 save_storage_status, save_emit_status or save_expr_status.
7512 (pop_function_context_from): Don't restore them. Don't call
7513 restore_storage_status or restore_expr_status.
7514 (get_func_frame_size): New function.
7515 (get_frame_size): Use it.
7516 (assign_outer_stack_local): Reflect some member name changes in struct
7518 (put_reg_into_stack): Likewise.
7519 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
7521 (fixup_var_refs): Likewise.
7522 (fix_lexical_addr): Likewise.
7523 (trampoline_address): Likewise.
7524 (prepare_function_start): Clear field inlinable of current_function.
7525 (init_function_for_compilation): New function.
7526 (expand_dummy_function_end): New function.
7527 (expand_function_end): Call finish_expr_for_function.
7528 * function.h (struct emit_status): New; fields moved here from struct
7529 function and from global variables. Add accessor macros for some of
7531 (struct expr_status): Likewise.
7532 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
7533 (struct function): Add fields expr and emit, inlinable, inl_emit,
7534 original_arg_vector, original_decl_initial, inl_last_parm_insn,
7535 inl_max_label_num. Add many comments.
7536 Add accessor macros for all elts of struct function that no longer
7537 have a global variable.
7538 (cleanup_label, return_label, frame_offset, tail_recursion_label,
7539 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
7540 stack_slot_list): Delete declarations.
7541 (get_func_frame_size): Declare.
7542 (save_expr_status, restore_expr_status, save_emit_status,
7543 save_storage_status, restore_storage_status): Delete declarations.
7544 (init_virtual_regs): Declare.
7545 * output.h (current_function_pops_args,
7546 current_function_returns_struct, current_function_returns_pcc_struct,
7547 current_function_needs_context, current_function_calls_setjmp,
7548 current_function_calls_longjmp, current_function_calls_alloca,
7549 current_function_has_nonlocal_label, current_function_varargs,
7550 current_function_has_computed_jump, current_function_returns_pointer,
7551 current_function_contains_functions, current_function_args_size,
7552 current_function_pretend_args_size, current_function_stdarg,
7553 current_function_outgoing_args_size, current_function_args_info,
7554 current_function_name, current_function_return_rtx,
7555 current_function_epilogue_delay_list,
7556 current_function_uses_const_pool, current_function_cannot_inline):
7557 Delete declarations.
7558 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
7559 regno_reg_rtx): Delete declaration.
7560 (REGNO_POINTER_FLAG): Delete macro.
7561 * stmt.c (expand_goto): Changes to reflect that some fields in struct
7562 function were renamed.
7563 * stor-layout.c (save_storage_status, restore_storage_status): Delete
7565 * toplev.c: Include "function.h".
7566 (current_function_decl): Delete declaration.
7567 (compile_file): Call init_dummy_function_start and
7568 expand_dummy_function_end around some initializations that need to
7570 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
7571 Call init_function_for_compilation.
7572 * unroll.c: Include "function.h"
7573 (unroll_loop): Access regno_pointer_* variables through
7576 * tree.h (struct tree_decl): Add elt f to saved_insns member.
7577 (DECL_SAVED_INSNS): use it.
7578 (expand_dummy_function_end): Declare.
7579 (init_function_for_compilation): Declare.
7580 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
7581 that it's no longer an INLINE_HEADER.
7582 (expand_call): Likewise.
7583 * integrate.c (finish_inline): Delete function.
7584 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
7585 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
7586 args. Don't generate an INLINE_HEADER rtx, just return the arg
7587 vector. All callers changed.
7588 (save_for_inline_copying): Create a duplicate struct emit_status to
7589 hold the emit state for compiling the current function. Use this and
7590 the other new fields in struct function that are for integration
7591 instead of an INLINE_HEADER.
7592 Use memcpy instead of bcopy.
7593 Store the current struct function in DECL_SAVED_INSNS of fndecl.
7594 (save_for_inline_nocopy): Similar changes, except no new emit_status
7596 (expand_inline_function): Get information from function structure,
7597 not from an inline header rtx.
7598 (output_inline_function): Lose code to extract the necessary
7599 information from an inline header; simply put back the function
7600 structure into current_function. Clear its inlinable elt.
7601 * rtl.def (INLINE_HEADER): Delete.
7602 * rtl.h: Delete all accessors for an INLINE_HEADER.
7603 (gen_inline_header_rtx): Delete declaration.
7604 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
7605 Delete declarations.
7606 (REGNO_POINTER_ALIGN): Delete.
7607 (clear_emit_caches): Declare.
7608 (set_new_last_label_num): Declare.
7610 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
7612 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
7614 * except.c (expand_eh_region_start_for_decl): Always start a new block.
7615 * stmt.c (is_eh_region): Make sure current_function is present, too.
7617 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
7619 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
7620 for 64bit PA targets.
7622 * pa.h (SELECT_SECTION): Define.
7623 * som.h (SELECT_SECTION): Delete.
7625 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7627 * alias.c (init_alias_analysis): Wrap call to
7628 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
7630 1999-08-07 Bruce Korb <autogen@linuxbox.com>
7632 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
7633 <sys/asm.h> contains an asm comment with an apostrophe
7634 * fixinc/inclhack.sh: regen
7635 * fixinc/fixincl.x: regen
7637 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
7639 * function.c (init_function_start): Clear prologue & epilogue.
7640 (prologue_epilogue_contains): New function.
7641 * alias.c (init_alias_analysis): Use it.
7642 * rtl.h (prologue_epilogue_contains): Declare it.
7644 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
7646 * jump.c (onlyjump_p): New function.
7647 * rtl.h: Declare it.
7648 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
7649 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
7651 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
7653 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
7654 to invert loops. Simplify block scanning.
7656 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7658 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
7659 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
7661 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
7663 * config/sparc/liteelf.h: New file to support sparclite-elf target
7664 * config/sparc/t-sp86x: New file to support sparc86x targets
7665 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
7666 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
7667 * configure.in: Support above target triplets
7668 * configure: Regenerated
7670 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
7672 * fixinc/server.c (server_setup): Do not prefix function used as
7675 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
7677 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
7678 Remove fp reg alternatives.
7680 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
7682 * Makefile.in (TAROUTOPTS): Kill.
7683 (install-headers-tar): Use "xpf" for tar headerfile extraction
7684 * i370/x-oe (TAROUTOPTS): Delete.
7685 * m68k/x-apollo68 (TAROUTOPTS): Delete.
7686 * m68k/x-hp320 (TAROUTOPTS): Delete.
7687 * m68k/x-hp320g (TAROUTOPTS): Delete.
7688 * gcc.texi: Update bug reporting text.
7690 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7692 * reg-stack.c (change_stack) Fixed problem with negative array index.
7694 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
7696 * extend.texi, install.texi: Fix spelling mistakes.
7698 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
7699 (s-attrtab); No longer try to use pre-made insn-attrtab file.
7700 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
7702 * mips/t-ecoff: Likewise.
7703 * mips/t-elf: Likewise.
7704 * mips/t-mips: Likewise.
7705 * mips/t-osfrose: Likewise.
7706 * mips/t-r3900: Likewise.
7707 * mips/t-svr3: Likewise.
7708 * mips/t-svr4: Likewise.
7709 * mips/t-ultrix: Likewise.
7711 * gcc.texi: Document recommend means to provide software floating
7712 point libraries in libgcc.a
7714 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
7716 * c-lex.c (yylex): We can have a number with no digits.
7718 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
7720 * jump.c (delete_prior_computation): New function, broken
7721 out of delete_computation. Check for side effects with
7722 side_effects_p instead of FIND_REG_INC_NOTE. Handle
7723 multi-word hard registers.
7724 (delete_computation): Use it. Check for side effects with
7725 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
7726 missing REG_DEAD note for a register which is both set and
7729 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
7731 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
7732 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
7733 (ASM_FILE_START): Import _mcount with the right type.
7734 (ASM_DECLARE_FUNCTION_NAME): Define.
7735 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7736 * pa.c (output_function_prologue): Always emit the function's label
7738 * pa.h (TEXT_SPACE_P): Define.
7739 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7740 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
7741 * som.h (TEXT_SPACE_P): Delete.
7742 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7743 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
7745 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
7747 * expr.c (emit_group_load): Allow src to be a CONCAT.
7749 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7751 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
7752 (___mulsi3): Use '!' comment character.
7754 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7756 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
7758 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
7760 * gcc.c: Update URLs and mail addresses.
7761 * gcc.texi: Likewise.
7763 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
7765 * rs6000.c (current_file_function_operand): Return zero for
7767 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
7769 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
7772 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
7774 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
7775 allocate space in the stack frame for the PIC register.
7777 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
7779 * m68k.md (xordi3, anddi3): These patterns are not available on
7782 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
7784 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
7785 (PUT_REAL): Likewise.
7787 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7789 * final.c (shorten_branches): Don't add an alignment for loops
7790 that have no label inside.
7792 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7794 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
7795 prototypes in macro HAVE_cmpstrsi.
7797 * cpplib.c (cpp_get_token): Remove unused label `op3'.
7799 * emit-rtl.c (operand_subword): Remove unused variable
7802 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
7804 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
7806 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
7808 * cpphash.c (macroexpand): Delete leading whitespace when arg
7809 is concatenated before.
7810 (unsafe_chars): Correct test for whether + and - can extend a
7813 * cppinit.c (cpp_start_read): Do dependencies for
7814 -include/-imacros files also.
7816 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
7817 tokenizing non-directive lines.
7818 (cpp_expand_to_buffer): Temporarily disable no-output mode.
7819 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
7822 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7824 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
7826 * c-lex.c: Sync with C++ frontend.
7827 (linemode): New variable.
7828 (parse_float): imag, conversion_errno, and type are output only.
7829 (yylex): Adjust. Move initial '.' case into main switch.
7831 (handle_generic_pragma): Just deal with tokens.
7832 (readescape): Use ISXDIGIT and ISGRAPH.
7833 * c-parse.in: Add END_OF_LINE token.
7835 * c-lex.c (lang_init): Generalize.
7836 (nextchar): Remove. Replace uses with UNGETC.
7837 (skip_white_space): Handle linemode here. Optimize for cpplib.
7838 (skip_white_space_on_line): Remove.
7839 (extend_token_buffer_to): New fn.
7840 (extend_token_buffer): Use it.
7841 (read_line_number, check_newline): Just deal with tokens.
7842 (token_getch, token_put_back): New fns.
7843 (yylex): Use them. More cpplib optimizations. Simplify.
7845 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7846 Jason Merrill <jason@yorick.cygnus.com>
7848 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
7849 (consume_string): Make this smart about USE_CPPLIB.
7850 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
7851 (yylex): Rewrite to be intelligent about USE_CPPLIB.
7852 Also, clean up cases where we redundantly set token_buffer[0].
7853 (read_line_number): New fn.
7854 (ignore_escape_flag): New variable.
7856 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
7858 * a29k/t-a29kbare: Fix some comments.
7859 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7860 (FPBIT, DPBIT): Define.
7861 * a29k/t-vx29k: Likewise.
7862 * arc/t-arc: Likewise.
7863 * arm/t-arm-elf: Likewise.
7864 * arm/t-bare: Likewise.
7865 * arm/t-pe: Likewise.
7866 * arm/t-pe-thumb: Likewise.
7867 * arm/t-semi: Likewise.
7868 * arm/t-thumb: Likewise.
7869 * arm/t-thumb-elf: Likewise.
7870 * arm/t-thumb-linux: Likewise.
7871 * h8300/t-h8300: Likewise.
7872 * i960/t-i960: Likewise.
7873 * i960/t-vxworks960: Likewise.
7874 * m32r/t-m32r: Likewise.
7875 * mips/t-ecoff: Likewise.
7876 * mips/t-elf: Likewise.
7877 * mips/t-r3900: Likewise.
7878 * pa/t-pro: Likewise.
7879 * rs6000/t-aix43: Likewise.
7880 * rs6000/t-beos: Likewise.
7881 * rs6000/t-newas: Likewise.
7882 * rs6000/t-ppccomm: Likewise.
7883 * rs6000/t-rs6000: Likewise.
7884 * rs6000/t-winnt: Likewise.
7885 * rs6000/t-xnewas: Likewise.
7886 * rs6000/t-xrs6000: Likewise.
7887 * sh/t-sh: Likewise.
7888 * sparc/t-elf: Likewise.
7889 * sparc/t-sparcbare: Likewise.
7890 * sparc/t-sparclite: Likewise.
7891 * sparc/t-splet: Likewise.
7892 * v850/t-v850: Likewise.
7893 * mn10200/t-mn10200: Fix comments.
7894 * mn10300/t-mn10300: Likewise.
7896 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
7897 dummy operand. Allocate a new pseudo for the dummy operand.
7898 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
7900 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
7902 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
7904 * configure: Rebuilt.
7905 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
7907 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
7909 * recog.c (preproces_constraints): Zero recog_op_alt before
7910 processing the constraints.
7912 * arm.c (typedef minipool_node): Renamed from pool_node.
7913 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
7914 (add_minipool_constant): New function.
7915 (dump_minipool): New function.
7916 (find_barrier): Remove special case for getting the insn size of
7917 an insn that references the constant pool.
7918 (minipool_fixup): New structure.
7919 (push_minipool_barrier): New function.
7920 (push_minipool_fix): New function.
7921 (note_invalid_constants): New function.
7922 (add_pool_constant, dump_table, fixit, broken_move): Delete.
7923 (arm_reorg): Rewrite code to fix up the constant pool into a
7924 series of mini-pools embedded in the insn stream.
7925 (arm_output_epilogue): New function, made mainly from the body
7926 of output_func_epilogue.
7927 (output_func_epilogue): Move insn generation part of epilogue code
7928 to arm_output_epilogue.
7929 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
7930 * arm.md (pool_range): New attribute.
7931 (zero_extendqidi2): Add attribute pool_range.
7932 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
7933 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
7934 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
7935 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
7936 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
7937 (epilogue): New expand.
7938 (epilogue_insn): New insn. Call arm_output_epilogue.
7940 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
7941 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
7943 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7945 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7947 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7949 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
7951 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
7953 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
7955 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
7957 * global.c: Fix comment.
7959 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
7961 * gcc.c (access_check): New static function.
7962 (find_a_file): Use it when searching a directory list.
7963 * collect2.c (find_a_file): Don't accept directories found when
7964 searching a directory list.
7966 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
7968 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
7969 function parameters with `&'.
7970 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
7972 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
7974 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
7975 or tidy_fallthru_edge if the last insn in the block is not
7976 an unconditional jump or a simple conditional jump.
7978 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7980 * Makefile.in (c-decl.o): Depends on defaults.h.
7982 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
7984 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
7986 (CLASS_MAX_NREGS): Likewise.
7988 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
7990 * cse.c (cse_insn): Fix dumb thinko in last change.
7992 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7994 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
7997 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
7999 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8000 test for sizes of passed and declared parameter types.
8002 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8004 * fixincludes: Fix the return type of bsearch, char* -> void*.
8006 * fixinc/inclhack.def: Likewise.
8008 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8010 * invoke.texi (-fdump-translation-unit): New option.
8012 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8014 * expr.h (PROMOTE_PROTOTYPES): Move ...
8015 * defaults.h: ... to here.
8016 * c-decl.c: Include defaults.h instead of expr.h.
8017 * c-typeck.c: Include defaults.h.
8019 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8021 * toplev.h (errorcount): Declare.
8022 (warningcount): Likewise.
8023 (sorrycount): Likewise.
8024 * c-lex.c (errorcount): Don't declare.
8025 * dwarf2out.c (errorcount): Don't declare.
8027 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8029 * config/libgloss.h: Add a note discouraging use with ELF.
8030 * configure.in: Don't use libgloss.h for ELF targets.
8031 Always use_collect2 on a.out targets.
8033 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8035 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8036 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8038 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8040 * loop.c (strength_reduce): When doing biv->giv conversion, update
8041 reg note of NEXT->insn.
8043 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8045 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8047 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8049 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8050 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8051 Ensure expr.h is included.
8052 * c-typecheck.c (convert_arguments): Ditto.
8054 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8056 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8057 * config/convex/convex.h: Ditto.
8058 * config/dsp16xx/dsp16xx.h: Ditto.
8059 * config/fx80/fx80.h: Ditto.
8060 * config/gmicro/gmicro.h: Ditto.
8061 * config/i370/i370.h: Ditto.
8062 * config/i386/i386.h: Ditto.
8063 * config/m32r/m32r.h: Ditto.
8064 * config/m68k/m68k.h: Ditto.
8065 * config/m88k/m88k.h: Ditto.
8066 * config/mips/mips.h: Ditto.
8067 * config/pa/pa.h: Ditto.
8068 * config/pyr/pyr.h: Ditto.
8069 * config/tahoe/tahoe.h: Ditto.
8070 * config/we32k/we32k.h: Ditto.
8072 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8075 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8077 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8080 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8082 1999-08-02 Richard Henderson <rth@cygnus.com>
8084 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8085 for the register spill block.
8087 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8088 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8090 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8091 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8092 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8094 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8096 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8097 MAX_WCHAR_TYPE defined in sparc.h.
8098 * config/sparc/linuxaout.h: Likewise.
8099 * config/sparc/linux64.h: Likewise.
8100 Also default to -mvis if CPU is UltraSPARC.
8102 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8104 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8105 (RTX_OK_FOR_OLO10): Likewise.
8106 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8107 %lo(), allow it in addresses...
8108 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8109 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8110 does not make sense.
8111 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8112 (sparc_output_scratch_registers): New function.
8113 (output_function_prologue, sparc_flat_output_function_prologue): Use
8115 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8117 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8118 * configure.in: Add check for .register pseudo-op support in as and
8119 check for offsetable %lo().
8120 * acconfig.h: Add templates for the above checks.
8121 * configure: Regenerate.
8123 1999-08-02 Richard Henderson <rth@cygnus.com>
8125 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8126 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8127 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8129 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8131 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8134 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8136 * config/float-sparc.h: New file.
8137 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8138 sparc-*-linux-gnu and sparc64-*-linux*.
8140 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8142 * rs6000.c (rs6000_va_list): Type is an array.
8143 (rs6000_va_start): Don't doubly adjust for varargs.
8144 (rs6000_va_arg): Evaluate long long GPR adjustment.
8146 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8148 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8149 -maix64 and -maix32.
8150 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8151 LINK_SPEC): Change appropriately.
8152 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8153 (u_short_cint_operand): Likewise.
8154 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8156 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8158 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8160 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8162 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8164 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8165 (non_add_cint_operand): Likewise.
8166 (logical_operand): Likewise.
8167 (non_logical_cint_operand): Likewise.
8168 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8169 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8170 (rs6000_select_rtx_section): Suppress warning.
8171 (small_data_operand): Suppress warning.
8172 (rs6000_got_register): Suppress warning.
8173 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8174 type, so `J' is generally the wrong constraint for a SImode value;
8176 (andsi3_internal2): Likewise.
8177 (andsi3_internal3): Likewise.
8178 (iorsi3_internal1): Likewise.
8179 (xorsi3_internal1): Likewise.
8181 (movsf_softfloat): Likewise.
8182 (scc insns): Likewise.
8183 (movsi+2): Preserve sign bits of SImode constant.
8184 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8185 (movdf+1): Sign-extend properly.
8186 (movdi_32+1): Sign-extend properly.
8187 (scc insns): Sign-extend properly.
8189 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8192 1999-08-02 Richard Henderson <rth@cygnus.com>
8194 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8196 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8197 * alpha.md (all fp insns): Likewise.
8199 1999-08-02 Nick Clifton <nickc@cygnus.com>
8201 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8204 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8206 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8207 pic_load_label generator directly.
8208 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8209 No longer a named pattern.
8211 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8213 * explow.c (force_reg): Call force_operand if X does not
8214 satisfy general_operand.
8216 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8218 * fix-header.c (main): When testing for CONTINUED, use string
8219 equality, not pointer equality.
8221 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8223 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8225 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8227 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8228 that has become an unconditional jump.
8230 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8231 (output_function_epilogue): Similarly.
8233 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8235 * tree.h (init_dummy_function_start): Declare.
8237 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8239 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8240 last_expr_type, last_expr_value, block_start_count, block_stack,
8241 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8242 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8243 dynamically in stmt elt of struct function for each function.
8244 (struct nesting): Rename function_call_count elt to n_function_calls,
8245 target_temp_slot_level to block_target_temp_slot_level. All users
8247 (struct stmt_status): New structure definition.
8248 Add many accessor macros for stmt_status elements which previously
8249 were global variables.
8250 (init_stmt_for_function): Allocate stmt elt for current_function.
8251 Reflect that block_start_count was renamed to
8252 current_block_start_count.
8253 (save_stmt_status, restore_stmt_status): Delete functions.
8254 (preserve_subexpressions_p): Don't access loop_stack when outside
8256 (expand_start_bindings): Reflect that block_start_count was renamed to
8257 current_block_start_count.
8258 (expand_fixup): Likewise.
8259 (expand_decl): Don't access block_stack when outside a function.
8260 (expand_decl_cleanup): Likewise.
8261 (expand_dcc_cleanup): Likewise.
8262 (expand_dhc_cleanup): Likewise.
8263 (expand_anon_union_decl): Likewise.
8264 (set_file_and_line_for_stmt): New function.
8265 (in_control_zone_p): New function.
8267 * function.h (struct function): Add new elt stmt.
8268 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8269 case_stack, nesting_stack, nesting_depth, block_start_count,
8270 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8271 emit_lineno, goto_fixup_chain.
8272 (save_eh_status, restore_eh_status, save_stmt_status,
8273 restore_stmt_status): Delete declarations.
8274 * function.c (push_function_context_to): Don't call save_stmt_status.
8275 (pop_function_context_to): Don't call restore_stmt_status.
8276 * tree.h (in_control_zone_p): Declare.
8277 * rtl.h (set_file_and_line_for_stmt): Declare.
8279 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8280 call set_file_and_line_for_stmt.
8282 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8284 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8285 Also update copyright.
8287 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8289 * c-pragma.c: Don't include "except.h".
8290 * emit-rtl.c: Likewise.
8291 * stor-layout.c: Likewise.
8293 * varasm.c: Likewise.
8295 * flow.c: Include "function.h".
8296 * tree.h (init_dummy_function_start): Declare new function.
8298 * except.h (struct eh_status): New structure.
8299 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8301 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8302 catch_clauses, false_label_stack, caught_return_label_stack,
8303 protect_list, current_function_ehc): Add accessor macros for the
8304 corresponding fields in current_function->eh; delete declarations
8305 for all items that used to be declared here.
8306 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8307 catch_clauses, false_label_stack, caught_return_label_stack,
8308 protect_list, current_function_ehc): Delete variables.
8309 (init_eh_for_function): Allocate current_function->eh.
8310 (save_eh_status, restore_eh_status): Delete functions.
8312 * function.h (struct function): Add fields next_global and eh.
8313 Delete all exception handling related fields.
8314 * function.c (current_function): New variable.
8315 (all_functions): New variable.
8316 (push_function_context_to): Don't allocate a struct function,
8317 use current_function instead. Call init_dummy_function_start when
8318 outside a function. Clear current_function before returning.
8319 (pop_function_context_from): Restore current_function.
8320 Don't free the restored struct function.
8321 (prepare_function_start): New function.
8322 (init_dummy_function_start): New function.
8323 (init_function_start): Break out some code into prepare_function_start
8326 * stmt.c (save_stmt_status): Don't call save_eh_status.
8327 (restore_stmt_status): Don't call restore_eh_status.
8329 * Makefile.in: Update dependencies.
8331 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8333 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8334 of depending on a magic constant value. Update comments.
8335 (hppa_expand_prologue): Similarly.
8337 * pa.md (reload_indi, reload_outdi): Allow any register for the
8338 original reload register.
8340 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8342 * cccp.c (print_help): Change marcos to macros.
8344 1999-07-30 Richard Henderson <rth@cygnus.com>
8346 * c-typeck.c (initializer_constant_valid_p): Move ...
8347 * c-common.c (initializer_constant_valid_p): ... here. Use
8348 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8350 * c-common.h (initializer_constant_valid_p): Declare.
8351 * c-tree.h (initializer_constant_valid_p): Remove.
8353 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8355 * config/i386/sol2-c1.asm: Align the stack.
8356 * config/i386/sol2-gc1.asm: Likewise.
8358 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
8360 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
8361 -Asparclite for sparc86x.
8362 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
8364 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
8366 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
8368 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
8369 the user if using the non-default arch size in BI_ARCH configuration.
8370 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
8372 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
8373 Fix patterns so that they actually match.
8374 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
8375 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
8376 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
8378 (mulsidi3): Reflect this in the expand.
8379 (smulsi3_highpart): Only on TARGET_ARCH32.
8380 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
8381 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
8382 (umulsidi3): Reflect this in the expand.
8383 (umulsi3_highpart): Only on TARGET_ARCH32.
8384 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
8385 don't require g0 to be zero.
8386 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
8387 ({,u}divsi3): New expands.
8388 ({,u}divsi3_sp64): New patterns.
8389 (after lshrdi3_v8plus): Four new patterns to help combiner
8390 optimizing nested mixed mode shifts.
8392 * config/sparc/sparc.c (sparc_override_options): Use deprecated
8393 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
8394 speed things up. Don't use them by default on plain v9 in 64bit
8395 mode, according to what SPAMv9 sais.
8397 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
8398 top 32 bits of %[og][0-7] in signal handlers.
8399 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
8401 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
8403 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
8404 (ashlsi3): Corresponding changes.
8406 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
8408 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
8410 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
8412 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8414 * arm.h (Hint): Delete macro.
8415 Substitute HOST_WIDE_INT for Hint in some prototypes.
8416 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
8418 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
8420 * builtins.c (expand_builtin_setjmp): Use force_operand to
8421 make sure that the buffer address is in a suitable form to be
8422 passed to force_reg.
8424 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
8426 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
8429 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
8431 * pa.md (indirect_jump): Remove mode from match_operand. Verify
8432 proper mode in the condition string.
8433 (icacheflush, dcacheflush): Remove modes from match_operands.
8435 * pa.c (emit_move_sequence): Always convert scratch_reg to the
8436 proper mode before using it.
8438 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
8441 * pa.c (store_reg): Do not call add_high_const generator directly.
8442 (load_reg, set_reg_plus_d): Likewise.
8443 * pa.md (add_high_const): No longer a named pattern.
8445 * pa.c (legitimize_address): Consistently use Pmode rather than
8446 SImode. Do not call gen_pic2_highpart directly anymore.
8447 * pa.md (pic2_highpart): No longer a named pattern.
8448 (pic2_lo_sum): Similarly. Reformat to make more readable.
8450 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
8455 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8457 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
8459 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
8461 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
8462 and tag the spill mems.
8463 (hppa_va_start): New.
8465 * pa.h (EXPAND_BUILTIN_VA_START): New.
8466 (EXPAND_BUILTIN_VA_ARG): New.
8468 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
8470 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
8471 and tag the spill mems.
8472 (mn10300_va_start): New.
8473 (mn10300_va_arg): New.
8474 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
8475 (EXPAND_BUILTIN_VA_ARG): New.
8477 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
8479 * mn10200.c (mn10200_va_arg): New.
8480 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
8482 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
8484 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
8485 rather than play with TREE_INT_CST_LOW.
8487 1999-07-27 Philip Blundell <pb@nexus.co.uk>
8489 * config/arm/telf.h: Include dbxelf.h.
8490 (CPP_PREDEFINES): Only define if not already defined.
8491 (ASM_IDENTIFY_GCC): Likewise.
8492 (SUBTARGET_EXTRA_SECTIONS): Likewise.
8493 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
8494 * config/arm/thumb.h (LINK_SPEC): Only define if not already
8496 (DBX_DEBUGGING_INFO): Don't define.
8497 * config/arm/linux-telf.h: New file.
8498 * config/arm/linux-tgas.h: New file.
8499 * config/arm/t-thumb-linux: New file.
8500 * config/arm/uclinux-elf.h: New file.
8501 * config/arm/uclinux-telf.h: New file.
8502 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
8503 thumb-*-uclinux): New targets.
8504 * configure: Regenerate.
8506 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
8508 * pa.md (post_store, pre_load): New expanders.
8509 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
8510 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
8511 need to directly generate RTL for them.
8512 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
8515 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
8517 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
8518 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
8519 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
8520 (secndary_reload_class): Make TARGET_ELF conditional compile.
8521 (print_operand_address): Similar.
8522 (output_toc): Print all values as hex.
8523 (get_issue_rate): Rearrange and add RS64A and PPC630.
8524 * rs6000.h (processor_type): Add RS64A and PPC630.
8525 (PROCESSOR_POWERPC64): New.
8526 (PROMOTE_MODE): Use word_mode.
8527 (RTX_COSTS): Add RS64A and PPC630.
8528 * rs6000.md (scheduling information): Add lmul and ldiv
8529 representing 64-bit integer multiply and divide. Add rs64a and
8531 (ashldi3): Add support for "rldic" instruction.
8532 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
8534 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
8536 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
8537 instead of V8 for sparclite86x in cpu_table.
8539 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8541 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
8542 output_file_directive.
8544 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
8546 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
8547 tree for op1, not the rtl.
8549 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
8551 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
8552 to m88k_va_start, leaving only the register spill.
8553 (m88k_build_va_list): New.
8554 (m88k_va_start): New.
8556 * m88k.h (BUILD_VA_LIST_TYPE): New.
8557 (EXPAND_BUILTIN_VA_START): New.
8558 (EXPAND_BUILTIN_VA_ARG): New.
8560 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
8562 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
8563 Rename from expand_builtin_saveregs.
8564 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
8566 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
8568 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
8569 for the register spill block.
8570 (i960_build_va_list): New.
8571 (i960_va_start): New.
8573 * i960.h (BUILD_VA_LIST_TYPE): New.
8574 (EXPAND_BUILTIN_VA_START): New.
8575 (EXPAND_BUILTIN_VA_ARG): New.
8576 * i960.md (store_multiple): Use change_address on individul mems.
8578 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
8580 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
8582 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
8583 (expand_builtin_va_end): Evaluate arg for side effects.
8584 * c-common.c (c_common_nodes_and_builtins): Construct a
8585 va_list_arg_type_node to handle array decomposition to pointer.
8587 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
8589 * except.c (start_dynamic_cleanup): Use force_operand on the
8592 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
8594 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
8595 * c4x.c (c4x_va_arg): New.
8597 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
8599 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
8602 1999-07-26 Nathan Sidwell <nathan@acm.org>
8604 * eh-common.h (__eh_matcher): Prototype correctly.
8606 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
8608 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
8609 (TARGET_SINGLE_PIC_BASE): Likewise.
8610 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
8612 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
8613 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
8614 (TARGET_OPTIONS): Add -mpic-register=N.
8615 (OUTPUT_INT_ADDR_CONST): New macro.
8616 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
8617 LEGITIMATE_PIC_OPERAND_P): Likewise.
8618 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
8619 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
8620 output_addr_const directly.
8621 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
8623 (thumb_pic_register, thumb_pic_register_string): Declare.
8625 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
8627 (label_mentioned_p): New function: Imported from arm.c.
8628 (legitimize_pic_address): New function: Imported from arm.c.
8629 (is_pic):New function: Imported from arm.c.
8630 (thumb_finalize_pic):New function: Imported from arm.c.
8631 (add_constant): Cope with PIC constants.
8632 (fixit): Cope with PIC constants.
8633 (output_return): Do not treat the PIC register as live if
8634 TARGET_SINGLE_PIC_BASE is true.
8635 (thumb_function_prologue): Do not treat the PIC register as live if
8636 TARGET_SINGLE_PIC_BASE is true.
8637 (thumb_expand_prologue): Do not treat the PIC register as live if
8638 TARGET_SINGLE_PIC_BASE is true.
8639 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
8640 TARGET_SINGLE_PIC_BASE is true.
8641 (thumb_print_operand): Accept '|'.
8642 (thumb_override_options): Process PIC options.
8644 * config/arm/thumb.md (movsi): Support PIC.
8645 (call_insn): Change "i" constraint to "X".
8646 (call_value_insn): Likewise.
8647 (consttable_4, consttable_8, consttable_end): Set and clear
8648 "making_const_table" as appropriate.
8649 (pic_load_addr, pic_add_dot_plus_four): New insns.
8651 * invoke.texi (Thumb Options): Fix spelling. Document new
8652 options -msingle-pic-base and -mpic-register=.
8654 1999-07-26 Andrew Haley <aph@cygnus.com>
8656 * config/m32r/initfini.c (__init): Use a full word immediate for
8657 __fini: this allows it to be placed in any memory region.
8659 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
8660 -mmodel=medium. This is OK for all memory models.
8662 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
8664 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
8665 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
8667 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
8669 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
8672 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
8674 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
8676 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
8677 (BUILD_VA_LIST_TYPE): New.
8678 (EXPAND_BUILTIN_VA_START): New.
8679 (EXPAND_BUILTIN_VA_ARG): New.
8680 * i860.c (output_delayed_branch): Disable.
8681 (output_delay_insn): Likewise.
8682 (i860_saveregs): New.
8683 (i860_build_va_list): New.
8684 (i860_va_start): New.
8686 * i860.md: Disable all peepholes using output_delayed_branch.
8687 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
8689 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
8691 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
8692 (BUILD_VA_LIST_TYPE): New.
8693 (EXPAND_BUILTIN_VA_START): New.
8694 (EXPAND_BUILTIN_VA_ARG): New.
8695 * clipper.c (clipper_builtin_saveregs): Only dump registers.
8696 Return the address of the save area.
8697 (clipper_build_va_list): New.
8698 (clipper_va_start): New.
8699 (clipper_va_arg): New.
8701 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
8703 * arc.h (EXPAND_BUILTIN_VA_START): New.
8704 (EXPAND_BUILTIN_VA_ARG): New.
8705 * arc.c (arc_setup_incoming_varargs): Set alias set of
8707 (arc_va_start): New.
8710 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
8712 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
8713 (BUILD_VA_LIST_TYPE): New.
8714 (EXPAND_BUILTIN_VA_START): New.
8715 (EXPAND_BUILTIN_VA_ARG): New.
8716 * alpha.c (alpha_builtin_saveregs): Delete.
8717 (alpha_build_va_list): New.
8718 (alpha_va_start): New.
8719 (alpha_va_arg): New.
8721 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
8723 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
8725 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
8726 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
8728 * gcc.texi: More changes related to list conversion.
8729 * invoke.texi: Likewise.
8731 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
8733 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
8734 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
8735 (expand_builtin_next_arg): Accept ARGLIST not EXP.
8736 (stabilize_va_list): New function.
8737 (std_expand_builtin_va_start): New function.
8738 (expand_builtin_va_start): New function.
8739 (get_varargs_alias_set): New function.
8740 (std_expand_builtin_va_arg): New function.
8741 (expand_builtin_va_arg): New function.
8742 (expand_builtin_va_end): New function.
8743 (expand_builtin_va_copy): New function.
8744 (expand_builtin): Call them.
8745 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
8746 __builtin_{varargs_start,stdarg_start,end,copy}.
8747 (build_va_arg): New function.
8748 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
8749 (build_va_arg): Declare.
8750 * c-decl.c (ptr_type_node, va_list_type_node): New.
8751 * c-parse.gperf (__builtin_va_arg): New.
8752 * c-parse.in (VA_ARG): New token.
8753 (unary_expr): Recognize it.
8754 * expr.c (expand_expr): Expand VA_ARG_EXPR.
8755 * expr.h (std_expand_builtin_va_start): Declare.
8756 (std_expand_builtin_va_arg): Declare.
8757 (expand_builtin_va_arg): Declare.
8758 (get_varargs_alias_set): Declare.
8759 * tree.def (VA_ARG_EXPR): New.
8760 * tree.h (BUILT_IN_VARARGS_START): New.
8761 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
8762 (ptr_type_node, va_list_type_node): Declare.
8763 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
8764 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
8765 * m88k.h, m88k.c: Likewise.
8766 * mn10300.h, mn10300.c: Likewise.
8767 * pa.h, pa.c: Likewise.
8768 * rs6000.h, rs6000.c: Likewise.
8769 * sh.h, sh.c: Likewise.
8770 * sparc.h, sparc.c: Likewise.
8772 * emit-rtl.c (operand_subword): Copy alias set.
8773 (change_address): Likewise.
8775 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
8777 * pa.c (compute_frame_size): Scan all the used callee saved registers,
8778 not just the first one.
8780 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
8782 * config/arm/arm.h (TARGET_SWITCHES): Add
8783 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
8784 (TARGET_OPTIONS): Add -mpic-register=.
8785 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
8786 (arm_pic_register_string): Declare.
8787 (NEED_PLT_GOT): Delete, replace with ...
8788 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
8789 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
8790 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
8791 * config/arm/arm.c (arm_override_options): Add new option
8793 (arm_pic_register_string): New variable.
8794 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
8795 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
8796 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
8797 (output_return_instruction): Likewise.
8798 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
8799 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
8800 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
8802 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
8803 mention of -msched-prolog. Document new options -msingle-pic-base
8804 and -mpic-register=.
8806 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
8808 * haifa-sched.c (reemit_notes): Tidy.
8809 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
8812 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
8814 * explow.c (trunc_int_for_mode): New function.
8815 (plus_constant_wide): Use it.
8816 * combine.c (simplify_and_const_int): Likewise.
8817 (merge_outer_ops): Likewise.
8818 (simplify_shift_const): Likewise.
8819 * cse.c (simplify_unary_operation): Likewise.
8820 (simplify_binary_operation): Likewise.
8821 * emit-rtl.c (operand_subword): Likewise.
8822 * rtl.h: Declare it.
8824 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8826 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
8827 (use NUM_REGS instead of NUM_INTS).
8829 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8831 * builtins.c: New file.
8832 * expr.c (saveregs_value, apply_args_value): Delete definition,
8833 moved into builtins.c.
8834 (string_constant): No longer static.
8835 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
8836 apply_args_size, apply_result_size, result_vector,
8837 expand_builtin_apply_args, expand_builtin_apply,
8838 expand_builtin_return): Delete functions, moved into builtins.c.
8839 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
8840 * expr.h (saveregs_value, apply_args_value): Declare variables.
8841 (expand_builtin, string_constant): Declare functions.
8842 * Makefile.in: Update to build builtin.o.
8844 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
8846 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
8847 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
8848 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
8849 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
8851 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
8854 1999-07-21 Michael Meissner <meissner@cygnus.com>
8856 * print-rtl.c (print_rtx): Print the names of the virtual
8859 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
8861 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
8862 introduced in previous delta.
8864 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8866 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
8867 to avoid name clash.
8869 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8871 * c-lex.c (yylex) : Correct the test for overflow when lexing
8874 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
8876 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
8877 (adjust_priority): Always call ADJUST_PRIORITY.
8878 (schedule_insn): Only put insns into the ready at cost 0.
8879 (schedule_block): Remove redundant initial sort. Give clock_var
8880 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
8882 * tm.texi (MD_SCHED_REORDER): Update docs.
8884 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
8885 * sparc.c (ultra_reorder_called_this_block): Delete.
8886 (ultrasparc_sched_init): Don't set it.
8887 (ultrasparc_sched_reorder): Don't check it.
8889 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
8891 * rs6000.h (struct rs6000_args): Add sysv_gregno.
8892 * rs6000.c (init_cumulative_args): Init sysv_gregno.
8893 (function_arg_boundary): Align DFmode.
8894 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
8895 to get fp reg and stack overflow correct.
8896 (function_arg): Likewise.
8897 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
8898 (setup_incoming_varargs): Restructure for ABI_V4; use
8899 function_arg_advance to skip final named argument.
8900 (expand_builtin_saveregs): Properly unskip the last integer arg
8901 when doing varargs. Adjust overflow location calculation.
8903 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
8904 explicitly unsigned.
8905 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
8906 (__VA_GP_REGSAVE): Similarly.
8907 (__va_longlong_p): Delete.
8908 (__va_arg_type_violation): New declaration.
8909 (va_arg): Restructure. Flag promotion errors. Align double.
8910 TFmode passed by reference.
8912 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
8913 in the HOST_BITS_PER_WIDE_INT > 32 case.
8915 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
8917 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
8919 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
8921 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
8922 * toplev.c (documented_lang_options): Add -fpreprocessed.
8923 * cpplib.h (struct cpp_buffer): Add preprocessed.
8924 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
8925 (cpp_start_read): Don't expand macros or emit an initial #line
8926 directive if -fpreprocessed.
8928 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8930 * cpplib.h (struct cpp_buffer): Added manual_pop for
8931 better C++ tokenization.
8932 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
8933 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
8934 * c-common.c (cpp_token): Make non-static.
8936 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8938 * c-common.h: New file.
8939 * c-common.c (permanent_obstack): Delete unused declaration.
8940 (c_global_trees): New array.
8941 (c_common_nodes_and_builtins): New function; split off common code
8942 from init_decl_processing in both c-decl.c and cp/decl.c.
8943 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
8944 c_global_trees and accessor macros defined in c-common.h.
8946 * c-decl.c: Delete definitions for tree nodes that were replaced by
8948 (init_decl_processing): Build void_list_node.
8949 Call c_common_nodes_and_builtins; delete code to generate the common
8951 * objc/objc-act.c (build_module_descriptor): Rename variable
8952 void_list_node to avoid clash with c-common.h.
8954 * Makefile.in: Update dependencies.
8955 * objc/Make-lang.in: Likewise.
8957 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
8959 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
8960 (UNIQUE_SECTION_P): Likewise.
8961 (UNIQUE_SECTION): Likewise.
8963 1999-07-19 Linas Vepstas <linas@linas.org>
8965 * config/i370/README: New file.
8966 * config/i370/linux.h: New file.
8967 * config/i370/mvs.h: New file.
8968 * config/i370/oe.h: New file.
8969 * config/i370/t-linux: New file.
8970 * config/i370/t-mvs: New file.
8971 * config/i370/t-oe: New file.
8972 * config/i370/x-oe: New file.
8973 * config/i370/xm-linux.h: New file.
8974 * config/i370/xm-mvs.h: New file.
8975 * config/i370/xm-oe.h: New file.
8977 * i370.c (label_node_t): Add first_ref_page, label_addr,
8978 label_first_ref, label_last_ref members.
8979 (mvs_need_base_reload): Renamed from mvs_label_emitted.
8980 (MAX_MVS_LABEL_SIZE): Define.
8981 (MAX_LONG_LABEL_SIZE): Define.
8982 (alias_node_t, alias_anchor, alias_number): New.
8983 (mvs_function_table): Reorder for EBCDIC.
8984 (ascebc, ebcasc): Unconditionally define.
8985 (i370_branch_dest, i370_branch_length): New functions.
8986 (i370_short_branch, i370_label_scan): New functions.
8987 (mvs_get_label): Renamed from mvs_add_label. Search for
8988 an existing label before creating a new one.
8989 (mvs_add_label): New function.
8990 (mvs_get_label_page): New function.
8991 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
8992 over the entire list.
8993 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
8994 (mvs_check_page) [TARGET_ELF_ABI]: New function.
8995 (mvs_add_alias, mvs_need_alias): New functions.
8996 (mvs_get_alias, mvs_check_alias): New functions.
8997 (handle_pragma): New function.
8998 (mvs_function_check): New function.
8999 (unsigned_jump_follows_p): Search harder.
9000 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9001 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9002 * i370.h (TARGET_VERSION): Delete.
9003 (CPP_SPEC, CPP_PREDEFINES): Delete.
9004 (mvs_label_emitted): Delete.
9005 (TARGET_EBCDIC): Delete.
9006 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9007 (HANDLE_PRAGMA): Define.
9008 (HARD_REGNO_NREGS): Handle complex modes.
9009 (HARD_REGNO_MODE_OK): Likewise.
9010 (CLASS_MAX_NREGS): Likewise.
9011 (RET_REG): Likewise.
9012 (EXTRA_CONSTRAINT): Define.
9013 (RETURN_IN_MEMORY): True for DImode.
9014 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9015 (FUNCTION_PROFILER): Delete.
9016 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9017 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9018 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9019 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9020 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9021 (ASM_FILE_START): Add "RMODE ANY".
9022 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9023 (ASM_GLOBALIZE_LABEL): Likewise.
9024 (ASM_OUTPUT_LABELREF): Likewise.
9025 (ASM_OUTPUT_COMMON): Likewise.
9026 (PRINT_OPERAND): Handle 'K', 'W', default.
9027 (PRINT_OPERAND_ADDRESS): New.
9028 (Lots of defines): Add support for TARGET_ELF_ABI.
9029 * i370.md (attr length): New. Define for all patterns.
9030 (*): Lots of tweeks to assembly output and constraints.
9032 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9034 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9035 Disable patterns performing SImode comparisons with SImode values
9036 if TARGET_POWERPC64 and instruction does not sign-extend or does
9037 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9038 differ for signed quantities.
9039 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9040 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9041 (decrement_and_branch_on_count): Add 64-bit variant.
9043 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9045 * final.c (output_asm_insn): When searching for the matching string
9046 for a given dialect, don't run past the end of the list of
9047 alternatives if there are fewer alternatives in the template than
9050 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9052 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9053 Removed paragraph about compression of files and size limitation,
9054 duplicated in the FAQ. Use gcc-patches for posting patches.
9055 * gcc.c (main): Updated URL with bug reporting instructions to
9056 gcc.gnu.org. Removed e-mail address.
9057 * system.h (abort): Likewise.
9059 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9061 * Makefile.in (stmp-multilib-sub): Make the files extracted
9062 from $(LIBGCC1) writable.
9064 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9066 * config/arm/aout.h: Reformat for improved readability.
9068 * config/arm/arm.h: Reformat for improved readability.
9069 Replace uses of fprintf with asm_fprintf where appropriate.
9070 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9071 function declaration assembler actions.
9072 (NUM_INTS): New macro: Convert from bytes to words.
9073 (NUM_REGS): New macro: Compute number of registers required to
9074 hold a quanitity of tyep MODE.
9075 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9077 (NUM_ARG_REGS): New macro: The number of argument registers
9079 (ARG_REGISTER): New macro: Compute the register number of the Nth
9081 (LAST_ARG_REGNUM): New macro: The number of the last argument
9083 (SP_REGNUM): New macro: Register number of the stack pointer.
9084 (FP_REGNUM): New macro: Register number of the frame pointer.
9085 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9086 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9087 CUMULATIVE_ARGS so that it counts registers not bytes.
9089 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9091 Replace uses of fprintf with asm_fprintf where appropriate.
9092 (output_ascii_pseudo_op): Replace with version from thumb.c
9094 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9096 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9098 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9099 (ASM_FILE_START): Emit ASM_APP_OFF.
9101 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9103 * pa.c (compute_frame_size): Round frame according to
9104 STACK_BOUNDARY rather than a hardwired value.
9106 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9108 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9110 * configure: Rebuilt.
9112 * configure.in (hppa*-*-linux*): New configuration.
9113 * configure: Rebuilt.
9114 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9115 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9116 * pa/pa-linux.h: New file.
9117 * pa/t-linux: New file.
9118 * pa/xm-linux.h: New file.
9120 * pa.c (hppa_legitimize_address): Change references from SImode to
9121 either Pmode or word_mode as appropriate.
9122 (emit_move_sequence, store_reg, load_reg): Likewise.
9123 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9124 (output_mul_insn): Likewise.
9125 * pa.h (PROMOTE_MODE): Likewise.
9126 (INITIALZE_TRAMPOLINE): Likewise.
9127 (Pmode): Define to word_mode.
9129 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9130 value of 4. Allocate 8 bytes for each FP register save.
9131 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9133 (hppa_expand_prologue): Likewise.
9134 * pa.h (PROMOTE_MODE): Likewise.
9135 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9136 (FUNCTION_ARG_BOUNDARY): Likewise.
9138 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9140 * pa.c (out_of_line_prologue_epilogue): Delete.
9141 (override_options): Remove -mspace related code.
9142 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9143 (compute_frame_size): Only allocate space for register that
9144 actually need to be saved.
9145 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9146 (TARGET_SWITCHES): Remove -mspace, -mno-space
9147 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9148 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9149 * pa/ee.asm, pa/ee_fp.asm: Delete.
9151 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9153 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9154 directive in column zero.
9156 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9158 * m68k.c (output_function_prologue): Fix computation of save mask
9159 when generating PIC code.
9161 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9163 * tree.c (build_type_attribute_variant): Move current_obstack restore
9164 after build_qualified_type call.
9166 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9168 * configure.in: Use t-iris6, even with GNU LD.
9169 * config/mips/iris6gld.h: Fix typo in linker spec.
9170 * config/mips/t-iris6gld: Remove.
9172 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9174 * rs6000.md (insv, extzv): Remove SImode dependence in named
9175 patterns. Explicitly generate DImode RTL if PowerPC64 and
9177 (insvdi): Reverse start and size in instruction template.
9179 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9181 * invoke.texi: Typo fixes.
9183 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9185 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9186 handle at this time instead of silently generating incorrect code.
9187 (gen_imagpart): Likewise.
9189 * reload.c (find_reloads): Emit a USE for a pseudo register without
9190 a hard register if we could not create an optional reload for the
9193 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9195 * c-typeck.c (output_init_element, process_init_element):
9196 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9197 check for nameless bit fields.
9199 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9201 * regclass.c (scan_one_insn): Notice subregs that change the
9202 size of their operand.
9203 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9205 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9207 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9208 * configure: Rebuilt.
9209 * alpha/t-ieee: New file.
9211 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9213 * rs6000.c (find_addr_reg): Do not select r0 as an address
9216 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9218 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9220 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9222 * rs6000.md (movsf): Do not force easy FP constants into memory.
9224 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9225 immed_double_const to ensure they are properly truncated then
9228 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9230 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9231 always unless NO_DEBUG is used. Compile this code
9233 (replace_symbols_in_block): Compile it unconditionally.
9235 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9237 * configure.in (i?86-*-elf*): New target.
9238 * configure: Rebuilt.
9239 * i386/i386elf.h, i386/t-i386elf: New files.
9241 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9243 * toplev.c (main): Don't complain about saying -gdwarf.
9244 (rest_of_compilation): Remove redundant code.
9246 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9248 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9250 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9252 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9253 "Li960R:", to avoid name clash.
9255 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9257 * loop.c (check_dbra_loop): When reversing a loop, delete all
9258 REG_EQUAL notes referencing the reversed biv except those which are
9259 for a giv based on it.
9261 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9263 * version.c: Drop "gcc-" prefix from version #.
9265 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9267 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9268 the label if we're being verbose.
9270 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9272 * m68k.c (output_function_prologue): Add pic register to mask
9273 if live and flag_pic.
9274 (output_function_epilogue): Likewise.
9276 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9278 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9279 directives in column zero.
9281 * pa/elf.h (ASM_FILE_START): Define.
9282 * pa/som.h (ASM_FILE_START): Include .level directives.
9283 * pa/hpux10.h (ASM_FILE_START): Delete.
9284 * pa/hpux11.h (ASM_FILE_START): Delete.
9286 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9288 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9290 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9291 when reload_out equals reload_in.
9293 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9295 * invoke.texi (Spec Files): New node: Describe the contents of
9298 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9300 * invoke.texi (DEC Alpha Options): Put @end table at
9301 beginning of line, to avoid confusing texi2html.
9303 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9305 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9306 introduced in previous delta.
9308 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9310 * reload1.c (gen_reload): When synthesizing a 3 operand add
9311 sequence, improve test for when to reload OP1 into the reload
9312 register instead of OP0.
9314 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9316 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9318 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9320 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9323 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9325 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9326 (va_dcl): Use __builtin_va_alist_t.
9328 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9330 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9331 on the permanent_obstack.
9332 * dwarfout.c (output_type): Likewise.
9334 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9336 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9337 Merged from c-typeck.c and cp/typeck.c.
9338 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9339 Merged into c-common.
9341 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9343 * c-lex.c (errorcount): Declare it.
9344 (finish_parse): Update errorcount when using CPPLIB.
9346 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9348 * fixinc/inclhack.def(end_else_label): Double the backslash so
9349 sed gets a chance to see it.
9350 * fixinc/inclhack.sh: regen
9351 * fixinc/fixincl.x: regen
9353 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9355 Add framework to support armv5 architecture when it becomes
9358 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
9359 (arm_arch5): New variable.
9360 (all_architectures): Add armv5 line.
9361 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
9362 -march=armv5 is specified on the command line.
9363 (arm_arch5): Export this variable.
9364 * invoke.texi: Document new string accepted by -march= switch for
9367 * config/arm/arm.h: Replace use of constant 12 as a register
9368 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9369 * config/arm/arm.c: Replace use of constant 12 as a register
9370 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9372 * config/arm/elf.h: Tidy up.
9373 * config/arm/coff.h: Tidy up.
9375 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
9377 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
9378 * gcc/config/mips/t-iris6gld: New file.
9379 * gcc/config/mips/iris6gld.h: Likewise.
9381 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
9383 * c-decl.c (widest_integer_literal_type_node,
9384 widest_unsigned_literal_type) : New.
9385 (init_decl_processing): Handle/use the two new types.
9386 * c-common.c (type_for_size,type_for_mode) : Same.
9387 * c-lex.c (yylex) : Same.
9388 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9390 * c-tree.h (widest_integer_literal_type_node,
9391 widest_unsigned_literal_type) : New.
9393 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
9395 * dwarfout.c (field_byte_offset): Correctly compute the object's
9396 byte offset for the first bit of a field which crosses an alignment
9397 boundary on a !BYTES_BIG_ENDIAN target.
9399 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
9401 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
9404 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
9405 Jeff Law <law@cygnus.com>
9407 * ginclude/varargs.h (va_dcl): Use word_mode for type of
9410 * except.c: Include intl.h.
9411 (expand_eh_return): Set current_function_cannot_inline.
9412 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
9413 * function.h (struct function): Add eh_return_stub_label.
9414 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
9415 * Makefile.in (except.o): Depend on intl.h.
9417 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
9419 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
9420 same as offsettable in cases 1 and 2.
9422 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
9424 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
9425 (extlh, extwh): Likewise.
9427 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
9429 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
9431 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
9433 * configure.in: Add arm-pe and thumb-pe targets.
9434 * configure: Regenerate.
9436 * thumb.c (arm_naked_function_p): New function: Determines if
9437 a function is naked (has no gcc generated prologue/epilogue).
9438 (is_called_in_ARM_mode): Return true if the func has the
9439 interfacearm attribute.
9440 (output_return): Do not generate a return for naked functions.
9441 (thumb_function_prologue): Do not generate a prologue for
9443 (thumb_expand_prologue): Do not generate a prologue for naked
9445 (thumb_expand_epilogue): Do not generate an epilogue for naked
9447 (arm_valid_machine_decl_attribute): New function, copied from
9448 arm.c: Permit naked and interfacearm attributes.
9450 * config/arm/pe.c: New file: Support code for arm-pe target.
9451 * config/arm/pe.h: New file: Header file for arm-pe target.
9452 * config/arm/tpe.h: New file: Header file for thumb-pe target.
9453 * config/arm/t-thumb-pe: New file: Makefile fragment for
9456 1999-07-01 Mark Kettenis <kettenis@gnu.org>
9458 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
9459 -fPIC or -fpic is specified.
9461 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
9463 * expr.c (emit_block_move): Use copy_to_mode_reg for
9464 !TARGET_MEM_FUNCTIONS case too.
9466 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
9468 * configure: Rebuilt.
9469 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
9470 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
9471 definitions made redundant by dbxelf.h inclusion. Delete
9472 lots of definitions related to assembly output that are
9473 specific to the SOM object format.
9474 * pa.c (output_function_prologue): Do not emit the function's
9476 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
9477 * pa-pro.h: Deleted.
9478 * som.h: New file with SOM specific definitions.
9479 * elf.h: New file with ELF specific definitions.
9481 * elfos.h (const_section): Output a tab before assembler directives.
9482 (ctors_section, dtors_section): Likewise.
9483 (ASM_OUTPUT_SECTION_NAME): Likewise.
9485 * pa/pa1.h: Delete unused file.
9487 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
9489 * configure.in (hppa*-hp-hpux11*): New configuration.
9490 * configure: Rebuilt.
9491 * pa/pa-hpux11.h: New file.
9492 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
9495 * mips.md (leasi, leadi): New patterns.
9497 * expr.c (emit_block_move): Properly handle case where one of the
9498 block move arguments has a queued increment or decrement.
9499 (clear_storage): Similarly. Fix formatting goof.
9501 1999-06-28 "David O'Brien" <obrien@NUXI.com>
9503 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
9504 semicolon from the BSD VA_LIST replacement expression.
9506 * fixinc/inclhack.sh: regen
9507 * fixinc/fixincl.x: regen
9509 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
9510 now use the fixincl program.
9512 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
9514 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
9515 case. Also make the PIC register call_used.
9517 * m68k.h (FINALIZE_PIC): Delete.
9518 * m68k.c (finalize_pic): Delete.
9520 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
9522 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
9525 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
9527 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
9529 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
9531 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
9533 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
9535 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
9537 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
9539 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
9541 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
9543 * rs6000.c (output_toc): Always use hex values for floating-point
9544 constants. Store single-precision values in upper-half of TOC
9545 entry in 64-bit mode.
9546 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
9547 to final constraints.
9548 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
9549 (fctiwz): Improve accuracy of RTL for pattern.
9551 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
9553 * expr.c (expand_expr): Allow RTL_EXPR's through the
9554 MAX_INTEGER_COMPUTATION_MODE checks.
9556 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
9558 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
9559 such that MASK_SUPPORT_ARCH is not negative.
9561 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
9563 * loop.c (verify_dominator): Properly handle ADDR_VEC and
9564 ADDR_DIFF_VEC insns that appear inside loops.
9566 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
9567 Jeff Law <law@cygnus.com>
9569 * rs6000.md (movdf_hardfloat32): Revert previous patch.
9570 Handle LO_SUM the same as offsettable in cases 1 and 2.
9571 * rs6000.c (find_addr_reg): Revert previous patch.
9573 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
9575 * system.h (strstr): New external function declaration.
9576 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
9577 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
9578 * config.in, configure: Rebuilt.
9580 1999-06-24 Tom Tromey <tromey@cygnus.com>
9582 * gcc.c (main): Read user-specified specs files after computing
9583 additional startfile_prefixes.
9585 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
9587 Revert these two patches:
9589 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9590 * loop.c (strength_reduce): When doing biv->giv conversion, update
9591 reg note of NEXT->insn.
9593 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9594 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9596 (recombine_givs): Set ix field after sorting.
9598 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9600 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
9601 for the parts of an UNSPEC / UNSPEC_VOLATILE.
9603 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
9605 *fixinc/inclhack.def: Add fix development commentary
9606 (read_ret_type): reactivate and add selection clause
9607 (zzz_*): tweak output file name to match what is used in hackshell.tpl
9608 *fixinc/{fixincl.x|inclhack.sh}: regen
9610 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
9612 * expr.c (expand_expr): STRIP_NOPS before checking against
9613 MAX_INTEGER_COMPUTATION_MODE
9614 (check_max_integer_computation_mode): Likewise.
9616 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
9618 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
9620 1999-06-22 Jim Wilson <wilson@cygnus.com>
9622 * expr.c (store_expr): When target is a promoted subreg, return a
9623 promoted subreg as a result.
9625 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
9627 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
9629 (dwarf2out_define): Mark unused parameters appropriately.
9630 (gen_unspecified_parameters_die): Ditto.
9631 (gen_subprogram_die): Fix signed/unsigned warnings.
9632 (gen_variable_die): Ditto.
9634 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
9636 * fixinc/inclhack.def(end_else_label): combined else_label
9637 and endif_label and fixed the sed expression.
9638 *fixinc/{fixincl.x|inclhack.sh}: regen
9640 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
9642 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
9643 'x' when handling non-offsettable addresses
9645 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
9647 * final.c (shorten_branches): Don't try to split an insn that has
9650 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
9652 * config/mips/mips.c (symbolic_expression_p): New function.
9653 (mips_select_rtx_section): Put symbolic expressions in the
9654 data section, not the read-only data section.
9656 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
9658 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
9660 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
9662 * collect2.c (main): Log frame table count.
9663 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
9664 (scan_prog_file) [COFF]: Handle frame tables.
9666 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
9667 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
9668 * alpha/elf.h: Undef them again.
9669 * alpha/vms.h: Remove their definitions.
9671 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9673 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
9674 remove the clobber of r0 and change the REG_UNUSED note to
9677 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
9679 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
9680 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
9681 fits in HOST_WIDE_INT and one uses union to access a long constant
9684 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
9686 * sparc.c (sparc_override_options): Don't allow profiling for
9687 code models other than medlow.
9688 (sparc_function_profiler): New function from old FUNCTION_PROFILER
9689 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
9690 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
9691 (sparc_block_profiler): Likewise.
9692 (sparc_function_block_profiler_exit): Likewise.
9693 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
9694 (FUNCTION_BLOCK_PROFILER): Likewise.
9695 (BLOCK_PROFILER): Likewise.
9696 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
9697 (MCOUNT_FUNCTION): New.
9698 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
9699 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
9700 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
9701 (MCOUNT_FUNCTION): New.
9702 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
9703 (BLOCK_PROFILER): Delete.
9704 (MCOUNT_FUNCTION): New.
9706 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
9708 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
9710 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9712 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9715 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9718 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9721 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9724 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
9726 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
9729 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
9731 * i386/djgpp.h (LIB_SPEC): New.
9732 (STARTFILE_SPEC): New.
9734 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
9736 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
9738 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
9741 * system.h (WSTOPSIG): New macro.
9743 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
9745 * c-pragma.c (push_alignment): Don't ignore alignments greater than
9747 (insert_pack_attributes): Take into account member natural
9750 * i386/winnt.c (exports_head): New static variable.
9751 (i386_pe_record_exported_symbol): New function.
9752 (i386_pe_asm_file_end): Use.
9753 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
9754 symbols to be emitted at end of assembly.
9755 (ASM_DECLARE_OBJECT_NAME): Likewise.
9756 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9758 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
9761 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
9763 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
9766 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
9768 * haifa-sched.c (sched_analyze_1): Use free_list instead of
9769 zapping reg_last_uses directly.
9770 (sched_analyze_2, sched_analyze_insn): Likewise.
9771 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
9773 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
9775 * rs6000.md (movdf_hardfloat32): Use worst case insn length
9776 attributes for cases 1 and 2.
9778 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
9780 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
9783 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
9785 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
9787 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
9789 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
9790 PIC_OFFSET_TABLE_REGNUM for general alloaction.
9791 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
9792 must be stacked if it is used for PIC accesses.
9793 * arm.c (use_return_insn): Handle PIC register specially.
9794 (output_return_instruction): Likewise.
9795 (output_func_{prologue,epilogue}): Likewise.
9796 (output_expand_prologue): Likewise.
9798 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
9799 (*strsi_predec): Renamed from *strqi_predec.
9800 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
9801 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
9803 * arm.c (arm_override_options): Remove warning about PIC code
9804 not being supported.
9806 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
9808 * rs6000.c (find_addr_reg): New function.
9809 * rs6000.h (find_addr_reg): Declare.
9810 (offsettable_addr_operand): Delete.
9811 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
9812 from and stores to GPRs.
9814 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
9816 * alpha.c (alpha_expand_block_move): Use get_insns rather than
9817 gen_sequence as argument to emit_no_conflict_block.
9819 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9821 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
9822 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
9823 *fixinc/fixincl.x: regen
9824 *fixinc/inclhack.sh: regen
9826 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
9828 * added support for -mpcrel (PC relative addressing for m68k)
9829 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
9830 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
9831 * m68k.c (print_operand_address): Handle 32-bit PIC case.
9832 (comments for general_src_operand): Add some explanation
9833 about EXTRA_CONSTRAINTS.
9834 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
9835 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
9836 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
9837 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
9838 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
9839 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
9840 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
9842 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
9843 * m68k.h (TARGET_PCREL): New target flag.
9844 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
9845 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
9846 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
9847 contains a SYMBOL_REF. Relax this constraint during reload, since
9848 we want to use the predicates, not reload's built-in concept of a
9849 valid memory address, to control what insns need reloading.
9850 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
9851 operands (essentially 'g', 'm', and 's' under normal circumstances).
9852 * m68k.c (print_operand): Cause printing of pc-relative addresses
9853 to include pc register.
9854 (print_operand_address): Ditto.
9855 (general_src_operand): Accept operands that are not only
9856 general_operands, but are also valid when used as a pc-relative
9858 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
9859 (memory_src_operand): Similar, for memory_operands.
9860 (pcrel_address): New predicate to accept the special case of a
9861 pc-relative address.
9862 * m68k.md (many patterns): Rewrite common SImode, HImode, and
9863 QImode insns to accept *_src_operand instead of *_operand where
9864 pc-relative operands can fit. For example, a pc-relative operand
9865 can be used as a memory source operand for addsi3, but not as a
9867 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
9869 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
9871 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
9872 .thumb_set pseudo op to mark aliases of thumb functions.
9874 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
9876 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
9877 preference to ASM_OUTPUT_DEF, if it is defined.
9879 * tm.texi: Document new, optional target macro
9880 ASM_OUTPUT_DEF_FROM_DECLS.
9882 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9884 * fixincludes: ISCNTL patch
9885 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
9886 (dgux_int_varargs): new for DG/UX
9887 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
9889 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
9891 * invoke.texi (ia32 options): Fix typo.
9893 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9895 * loop.c (strength_reduce): When doing biv->giv conversion, update
9896 reg note of NEXT->insn.
9898 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
9900 * loop.c (move_movables): Note issues with replacing REGs with
9902 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
9904 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
9906 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
9908 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
9909 the reference to `mcount' was not correct for the ELF on FreeBSD.
9911 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9913 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9916 (recombine_givs): Set ix field after sorting.
9918 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
9920 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
9921 to safe to extract a subword out of a REG.
9923 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9925 * sh.md (mulsi3): Don't add a no-op move at the end.
9927 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9929 * cse.c (cse_insn): Don't put hard register source into tables for
9930 the last insn of a libcall.
9932 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9934 * loop.c (strength_reduce): Insert sets of derived givs at every
9935 biv increment, even if it's the only one.
9937 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9939 * dwarfout.c (add_incomplete_type): New fn.
9940 (output_type): Call it.
9941 (retry_incomplete_types): New fn.
9942 (dwarfout_finish): Call it.
9944 From Eric Raskin <ehr@listworks.com>:
9945 (output_type): Output types for bases.
9947 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9949 * mips.c (mips_output_conditional_branch): Add `break'
9950 between `default' label and `close braces'.
9952 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
9954 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
9955 specifications and make it realistic.
9956 (LIB_SPEC): Likewise.
9958 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
9960 * config/mips/mips.c (mips_secondary_reload_class): Check for
9961 (PLUS (SP) (REG)) and return appropriate register class.
9962 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
9963 Handle (PLUS (SP) (REG)).
9964 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
9965 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
9966 of emit_insn for tablejump.
9968 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
9970 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
9971 asm_fprintf format string by itself.
9972 (output_function_profiler): Likewise.
9974 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
9976 * combine.c (simplify_logical, case AND): Only call
9977 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
9978 or the constant is positive.
9980 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
9982 * configure.in: Fix typo in rs6000-ibm-aix4 case.
9983 * configure: Regenerate.
9985 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
9987 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
9988 require a sub-version #.
9989 * configure: Rebuilt.
9991 1999-06-14 Robert Lipe (robertlipe@usa.net)
9993 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
9995 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
9997 * c-typeck.c (process_init_element): Detect excess elements in
9998 char array initializer.
10000 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10002 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10004 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10006 * invoke.texi (Option Summary): Add -fpermissive flag.
10008 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10010 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10011 that require PIC code sequences.
10013 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10015 * configure.in: Add new target: thumb-elf.
10016 * configure: Regenerate.
10017 * config/arm/t-thumb-elf: New file: Makefile fragment for
10019 * config/arm/telf.h: New file: Header file for thumb-elf
10022 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10024 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10025 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10026 initializers is some circumstances.
10028 * fixinc/inclhack.def (endif_label): Add additional selector for
10029 more bogus stuff after #endif statements.
10030 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10032 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10034 * i386/cygwin.h (SET_ASM_OP): Define.
10036 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10038 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10040 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10042 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10045 * sh.md (ic_invalidate_line_i): Remove second alternative.
10047 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10049 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10050 test for the presence of valid prototypes. Delete bypass expr.
10051 (ioctl_fix_ctrl): Correct the selection expression.
10052 (no_double_slash): Correct quoting rules
10053 *fixinc/fixincl.x: regen
10054 *fixinc/inclhack.sh: regen
10056 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10058 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10060 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10062 * rs6000.md (movsi_got_internal_mem): Delete.
10063 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10064 (GOT_TOC_REGNUM): Delete.
10065 (PIC_OFFSET_TABLE_REGNUM): Define.
10066 (FINALIZE_PIC): Disable.
10067 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10068 (rs6000_replace_regno): Delete.
10069 (rs6000_finalize_pic): Likewise.
10070 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10072 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10074 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10075 is a note; use <= for the compare; advance P while it is
10078 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10080 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10081 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10083 * varasm.c (remove_from_pending_weak_list): Verify t->name
10084 is non-NULL before passing it to strcmp.
10086 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10088 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10089 the typed arguments are not part of a comment
10090 (ioctl_fix_ctrl): Added a purpose comment
10091 *fixinc/fixincl.x: regenerate
10092 *fixinc/inclhack.sh: regenerate
10094 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10096 * invoke.texi: Add C4x invocation docs.
10098 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10100 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10102 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10104 (c4x_legitimize_reload_address): New function.
10105 * config/c4x/c4x.md: Update docs.
10107 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10109 * fixincludes: Avoid removing '.'.
10110 * fixinc/fixinc.svr4: Likewise.
10111 * fixinc/fixinc.winnt: Likewise.
10112 * fixinc/inclhack.tpl: Likewise.
10113 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10115 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10117 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10119 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10121 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10123 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10126 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10128 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10129 * configure: Regenerate.
10131 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10133 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10136 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10138 * fixinc/inclhack.def (avoid_bool): Also catch
10139 "typedef [unsigned] int bool".
10140 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10142 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10143 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10144 * configure: Rebuilt.
10146 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10148 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10149 such that we can override its definitions if necessary.
10150 (CPP_SPEC): New define. Support processor specific predefines via
10152 (CC1_SPEC): New define. Support processor specific compiler
10153 options via %(cc1_cpu).
10154 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10157 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10159 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10160 between sed's -e flag, and the open-quote following it.
10161 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10163 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10164 Jeffrey A Law (law@cygnus.com)
10166 * varasm.c (assemble_start_function): Remove the function
10167 from the pending weak decls list when we define a function.
10168 (assemble_variable): Similarly for variables.
10169 (weak_finish): Ignore items on the list with a NULL name.
10170 (remove_from_ending_weak_list); New function to "remove" an item
10171 from the pending weak declarations list.
10173 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10175 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10177 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10179 * c-lex.c (GETC): Redefine to call getch.
10180 (UNGETC): Redefine to call put_back.
10181 (putback_buffer): New structure type.
10182 (putback): New static structure.
10183 (getch): New function.
10184 (put_back): New function.
10185 (yylex): Replace unused bytes from bad multibyte character.
10187 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10189 * cpplib.c (do_define): Cast `alloca' return value.
10190 (do_include, do_undef, do_pragma): Likewise.
10191 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10193 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10194 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10196 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10198 * sparc.md (abstf2): This should be an expand.
10199 (split after abstf2_notv9): Fix mode.
10200 (abstf2_hq_v9): New pattern.
10201 (abstf2_v9): Only use when no hard quad.
10202 (absdf2_v9): Fix if target is not the same as source.
10203 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10204 Add correct output constraints.
10206 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10208 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10209 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10211 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10213 * mips.h (mips_output_conditional_branch): New function.
10214 (mips_adjust_insn_length): Likewise.
10215 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10216 (ADJUST_INSN_LENGTH): Likewise.
10217 * mips.c (print_operand): Add `F' and `W' for floating-point
10218 comparison opcodes.
10219 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10221 (mips_adjust_insn_length): New function.
10222 (mips_output_conditional_branch): New function.
10223 * mips.md (length): Adjust attribute definition to handle
10224 conditional branches. Change lengths to bytes, rather than
10225 instructions throughout. Remove length attribute from
10226 instructions whose length is four bytes, and rely on the default
10228 (dslot): Fix typo in comment.
10229 Reword conditional branch patterns to use
10230 mips_output_conditional_branch.
10232 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10234 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10235 (LIB_SPEC): Likewise.
10236 Link with -lprof1_r for -g/-pg.
10238 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10240 * loop.c (check_dbra_loop): Fix change of Jan 19.
10242 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10244 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10245 (STARTFILE_SPEC): Define, override the svr4.h version.
10246 (ENDFILE_SPEC): Likewise.
10248 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10250 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10251 * fixinc/fixincl.x: Regenerated.
10252 * fixinc/inclhack.sh: Regenerated.
10254 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10256 * sh.c (barrier_align): Don't return early for normal branch/barrier
10257 when optimizing for SH2.
10259 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10261 * i386/udk.h (LINK_SPEC): Correct linker search path for
10264 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10266 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10267 (braf_label_ref_operand): Delete.
10268 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10269 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10270 label_ref, and has no predicate.
10271 The patten has a predicate to guard against invalid substitutions.
10272 (dummy_jump): Delete.
10273 (casesi): Update use of casesi_jump_2.
10275 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10277 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10278 *fixinc/fixincl.x: regenerate
10279 *fixinc/inclhack.sh: regenerate
10281 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10283 * dwarf2out.c (add_incomplete_type): New fn.
10284 (gen_struct_or_union_type_die): Call it.
10285 (retry_incomplete_types): New fn.
10286 (dwarf2out_finish): Call it.
10288 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10290 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10291 current block starts with a CODE_LABEL and ends with a CALL and
10292 we can not find all the argument setup instructions for the CALL.
10294 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10296 Revert this change:
10297 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10298 something is a candidate for optimize_bit_field_compare.
10300 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10302 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10304 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10306 * alpha.c (override_options): Thinko in last patch.
10308 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10309 (LIB_SPEC): Recognize -pthread.
10311 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10313 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10314 definition in config/arm/coff.h
10315 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10317 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10319 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10320 fixes that need "file=xxx\n" prepended before invocation
10321 (start_fixer - new): starting the fixer process is complex enough
10322 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10323 (process): uses the new routine; omit usage of putenv()
10324 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10325 * fixinc/fixincl.x: regenerate
10327 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10329 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10330 and version #s (1.1 -> 2.96) as needed.
10331 * README.g77: Kill way out of date file in the toplevel directory.
10333 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10335 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10336 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10337 * configure: Rebuilt.
10338 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10339 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10340 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10341 (SWITCH_TAKES_ARG): Likewise.
10342 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10343 * config/t-freebsd: Moved from config/i386/ so it can used for all
10346 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10348 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10350 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10352 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10353 * configure: Rebuilt.
10355 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
10357 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
10358 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
10359 * rs6000/rs6000.c (rs6000_file_start): Use putc.
10360 (rs6000_output_load_toc_table): Same.
10361 (output_prolog, output_mi_thunk): Same.
10362 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
10363 (ASM_GLOBALIZE_LABEL): Use putc.
10365 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
10367 * alpha.md (reload_*_help): New patterns and splitters.
10368 (reload_*): Use them.
10369 (mov[qh]i): Likewise.
10371 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
10373 * cccp.c (handle_directive): Handle backslash-newlines in quoted
10376 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
10378 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
10380 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
10382 * flow.c (mark_regs_live_at_end, insn_dead_p,
10383 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
10384 and HARD_FRAME_POINTER_REGNUM special treatment if reload
10385 hasn't run or the frame pointer is needed.
10386 * haifa-sched.c (attach_deaths): Likewise.
10387 * sched.c (attach_deaths): Likewise.
10389 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
10391 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
10392 calculate_can_reach_end returns nonzero.
10394 * configure.in (native gas tests): Search for an assembler in the
10395 same manner that the installed compiler will.
10396 * configure: Rebuilt.
10397 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
10399 * alias.c (find_base_term): Improve handling of addresses
10400 constructed from binary operations.
10402 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
10404 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
10406 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
10408 * function.h (cleanup_label, frame_offset): Declare.
10409 (tail_recursion_label, tail_recursion_reentry): Likewise.
10410 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10411 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
10412 (tail_recursion_label, tail_recursion_reentry): Likewise.
10413 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10415 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
10417 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
10419 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
10420 (MAX_OFILE_ALIGNMENT): Define.
10422 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
10424 * fixincl.c: Replace local include scheme with #includes of
10425 gansidecl.h and system.h.
10426 * procopen.c: Likewise.
10427 * server.c: Likewise.
10429 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
10431 * i386/t-dgux (EXTRA_PARTS): Add crti.o
10432 (crti.o): Add build rule and dependencies.
10433 * fixinc/fixinc.dgux: Use modified _int_varargs.h
10435 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10437 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
10438 (LIB_LINUX_SPEC): Likewise.
10439 (LIB_LINUX_SPEC): Add support for -pthread
10440 (CPP_OS_LINUX_SPEC): Likewise.
10441 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
10444 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
10446 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
10448 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
10449 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
10450 for IEEE math and CC_FCOMI.
10451 (put_jump_code): No IEEE if CC_FCOMI is set.
10453 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10455 * fold-const.c (fold_truthop): Make the field reference unsigned
10456 when converting a single bit compare.
10458 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10460 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
10462 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
10464 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
10465 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
10468 * reload.c (push_reload): Do not call remove_address_replacements
10469 when presented with identical optional reloads.
10471 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
10473 * alpha.h (MASK_FIX, TARGET_FIX): New.
10474 (MASK_*): Reorganize constants.
10475 (CPP_AM_FIX_SPEC): New.
10476 (TARGET_SWITCHES): Add FIX.
10477 (EXTRA_SPECS): Likewise.
10478 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
10479 (SECONDARY_MEMORY_NEEDED): Likewise.
10480 (REGISTER_MOVE_COST): Likewise.
10481 * alpha.c (override_options): Add FIX support. Always use
10482 ALPHA_TP_PROG for ev6.
10483 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
10484 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
10485 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
10487 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
10489 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10490 something is a candidate for optimize_bit_field_compare.
10492 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
10494 * gcc.texi (Passes): Document branch-shortening.
10495 * invoke.texi (Debugging Options): Document the fact that `-dp'
10496 outputs length information for instructions.
10498 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
10500 * flow.c: Revert previous delta.
10502 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
10504 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
10505 FRAME_POINTER_REGNUM.
10506 (mark_set_1): Ditto.
10507 (mark_used_regs): Ditto.
10509 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
10511 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
10512 (GOT_PCREL): New macro. Define to 1 if not already defined.
10513 * arm/elf.h (GOT_PCREL): Define to 0.
10514 * arm.c (arm_finalize_pic): Take into account the setting of
10517 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
10519 * output.h (STRIP_NAME_ENCODING): Provide default definition.
10520 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
10522 * flow.c (mark_set_1): Do not record BLKmode stores as dead
10523 store elimination candidates.
10525 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
10527 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
10530 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
10532 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
10533 Add use of x-aix41-gld.
10535 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
10537 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
10538 (ASM_OUTPUT_DESTRUCTOR): Define.
10540 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
10542 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
10543 last CODE_LABEL in a loop if we have previously passed a jump
10544 to the top of the loop.
10546 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
10548 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
10549 applying Philip's patch.
10551 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
10553 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
10556 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
10558 * loop.c (strength_reduce): Grow reg_single_usage as needed.
10560 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
10562 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
10563 Also remove a useless comment.
10565 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10567 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
10569 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
10571 * collect2.c (main): Only generate import or export file and add
10572 to link arguments if non-empty. Use xmalloc not alloca.
10573 (write_{export,import}_file): Delete.
10574 (write_aix_file): New function.
10575 (locatelib): Use xmalloc not malloc.
10576 (GCC_OK_SYMBOL): Do not check type if aix64.
10578 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
10580 Based on patch by Scott Bambrough and Pat Beirne:
10581 * config/arm/arm.c (making_const_table): New variable.
10582 * config/arm/arm.h (making_const_table): Declare.
10583 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
10585 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
10586 Keep track of when we are building the constant table.
10588 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
10590 * config/arm/arm.c (arm_override_options): Fix erroneous warning
10593 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
10595 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
10598 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
10600 * tm.texi (FUNCTION_ARG): Correct description of a stack element
10603 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
10605 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
10607 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10609 * rs6000.c (output_mi_thunk): Enable full support again.
10611 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10613 * sh.h (BRANCH_COST): Define.
10615 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
10617 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
10619 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
10621 * function.c (assign_stack_local): Align stack slot propertly.
10622 (assign_outer_stack_local): Likewise.
10624 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
10626 * expr.h (lang_expand_constant): Declare.
10627 * toplev.c (lang_expand_constant): Define it.
10628 * varasm.c (output_constant): Use it.
10630 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10632 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
10633 Change function definitions to K&R style.
10635 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10637 * fixinc/fixincl.c: We must not ignore SIGCLD now.
10639 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
10641 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
10642 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
10643 (several places): omit static initialization
10644 (process): use single fd, since only the read fd is used
10645 * fixinc/gnu-regex.c: define 'const' away, if not supported
10646 * fixinc/procopen.c(several places): omit static initialization
10647 * fixinc/server.c: define 'volitile' away, if not supported
10649 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10651 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
10652 asm_fprintf and %L to generate the label name.
10653 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
10654 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
10656 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
10658 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
10659 insn for a conditional jump can not be found.
10661 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
10663 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
10664 on variables in specific sections other than .sbss and .sdata.
10666 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
10668 * stmt.c (expand_return): Call start_cleanup_deferral and
10669 end_cleanup_deferral around conditional code.
10671 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10673 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
10674 filename lists. Utilizes new "krstr" AutoGen function.
10675 * fixinc/fixincl.x: Rebuilt.
10677 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
10679 * i386.c (output_float_compare): Avoid GNU-C extensions.
10681 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
10683 * version.c: Bump to distinguish mainline tree from the
10686 See ChangeLog.1 for earlier changes.
10689 add-log-time-format: current-time-string