1 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3 * basic-block.h (CLEANUP_PRE_LOOP): New.
4 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5 * sibcall.c (optimize_sibling_calls): Likewise.
6 * toplev.c (rest_of_compilation): Likewise.
7 * flow.c (try_forward_edges): Take argument MODE;
8 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9 (try_optimize_cfg): Update call of try_forward_edges.
11 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
12 Jan Hubicka <jh@suse.cz>
14 * (validate_replace_rtx_1): Fix simplification of MINUS.
16 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
19 * cppinit.c (init_dependency_output): Turn off dump requests
20 if sending dependencies to stdout.
22 2001-07-28 Richard Henderson <rth@redhat.com>
24 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
27 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
29 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
31 2001-07-28 Kazu Hirata <kazu@hxi.com>
33 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
34 is VAR_DECL first to prevent an ICE.
36 2001-07-28 Richard Henderson <rth@redhat.com>
38 * varasm.c (immed_real_const_1): Don't elide special cases for
40 (clear_const_double_mem): Clear const_tiny_rtx too.
42 2001-07-28 Richard Henderson <rth@redhat.com>
44 * dwarf2out.c (dw_val_class_offset): New.
45 (struct dw_ranges_struct, dw_ranges_ref): New.
46 (ranges_table, ranges_table_allocated): New.
47 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
48 (add_AT_offset, add_ranges, output_ranges): New.
49 (print_die, output_die): Handle dw_val_class_offset.
50 (attr_checksum, size_of_die, value_format): Likewise.
51 (gen_lexical_block_die): Handle non-contiguous blocks.
52 (gen_block_die): Likewise.
53 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
54 if needed. Dump the ranges table.
55 * final.c (final_start_function): Remove unnecessary notes and
56 rebuild the block tree before numbering the blocks.
57 * function.c (reorder_blocks_0): Walk the existing block tree
59 (reorder_blocks_1): Create block fragments when duplicate block
61 (reorder_fix_fragments): New.
62 (reorder_blocks): Call it.
63 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
65 2001-07-28 Richard Henderson <rth@redhat.com>
67 * emit-rtl.c (adjust_address): Make a copy of the memory address.
69 2001-07-28 Richard Henderson <rth@redhat.com>
71 * flow.c (add_to_mem_set_list): New function.
72 (init_propagate_block_info): Use it.
73 (mark_set_1): Likewise.
74 (insn_dead_p): Canonicalize memory address for dead store
75 comparison. Allow wider mode stores to kill narrower mode stores.
76 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
77 (invalidate_mems_from_set): Don't handle MEMs.
79 2001-07-28 Kazu Hirata <kazu@hxi.com>
81 * config/h8300/h8300.h: Fix formatting.
83 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
85 * basic-block.h (EDGE_FREQUENCY): New macro.
86 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
88 * flow.c (find_sub_basic_blocks): Likewise.
89 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
90 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
92 * predict.c (DEF_PREDICTOR): New argument FLAGS.
94 (PRED_FLAG_FIRST_MATCH): New constant.
95 (predictor_info): New field flgags.
96 (combine_predictions_for_insn): Use DS theory to combine
97 probabilities; set the edge probabilities when finished.
98 (estimate_probability): Avoid duplicated matches
99 of LOOP_BRANCH heuristics for nested loops; update comment.
100 * predict.def: Add flags for each prediction, set probabilities
101 according to B&L paper.
102 * predict.h (DEF_PREDICTOR): New argument FLAGS.
104 * profile.c (compute_branch_probabilities): Cleanup way the edge
105 probabilities are computed and REG_BR_PROB notes are dropped; if
106 values does not match, emit error.
107 (init_branch_prob): Do error instead of warning when profile driven
108 feedback is missing or corrupt.
110 2001-07-27 DJ Delorie <dj@redhat.com>
112 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
113 against a constant, try to adjust the compare to have the desired
114 constant in it so that min/max optimizations happen more often.
116 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
118 * flow.c (last_loop_beg_note): New function.
119 (redirect_edge_and_branch): Use it.
120 (split_edge): Likewise.
122 * alias.c (loop_p): Avoid uninitialized memory access.
124 * flow.c (try_forward_edges): Avoid accessing freed memory.
126 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
129 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
131 * doc/install.texi (Configuration): Properly link the host
132 specific instructions also when generating HTML.
134 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
136 * flow.c (redirect_edge_and_branch_force): Test
137 target->global_live_at_start.
139 2001-07-26 Richard Henderson <rth@redhat.com>
141 * simplify-rtx.c (avoid_constant_pool_reference): Export.
142 * rtl.h (avoid_constant_pool_reference): Declare it.
143 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
144 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
146 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
148 * rtl.h (cleanup_barriers): Declare.
149 * jump.c (cleanup_barriers): New function.
150 * toplev.c (rest_of_compilation): Call cleanup_barriers
151 before loop optimizer and after bb_reorder.
153 * flow.c (back_edge_of_syntactic_loop_p): New.
154 (split_edge): Use it.
156 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
158 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
160 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
162 * cse.c (cse_process_notes): Replace any registers if the address
165 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
167 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
168 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
169 (propagate_block): Update prototype.
170 * flow.c (update_life_info): Simplify the CFG and
171 recalculate the global regs which are alive when
172 removing dead code during a global update.
173 (propagate_block): Return non-zero if an INSN is
176 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
178 * Makefile.in (LIBICONV): Define.
180 2001-07-26 Catherine Moore <clm@redhat.com>
182 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
183 of conditional to avoid tree checking errors.
185 2001-07-26 Kazu Hirata <kazu@hxi.com>
187 * regmove.c (regmove_optimize): Don't replace a reg with
188 another reg of a different mode.
190 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
192 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
193 limit length of dependancy flush list.
194 * params.h (MAX_PENDING_LIST_LENGTH): Define.
195 * sched-int.h (struct deps): Add pending_flush_length field.
196 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
198 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
199 (sched_analyze): After a jump, if the pending memory flush list is too
200 large, flush the pending lists.
201 (init_deps): Initialize pending_flush_length to 0.
202 * doc/invoke.texi (max_pending_list_length): Document parameter.
204 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
206 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
207 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
208 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
210 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
212 * cpphash.h (struct_lexer_state): Delete was_skipping.
213 Move skipping here from struct cpp_reader.
214 * cpplex.c (parse_identifier): Update.
215 (_cpp_lex_token): Don't skip tokens in a directive.
216 * cpplib.c (struct if_stack): Update.
217 (start_directive, end_directive): Don't change skipping state.
218 (_cpp_handle_directive): Update.
219 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
220 (do_else, do_endif): Update; only check for excess tokens if not
221 in a skipped conditional block.
222 (push_conditional): Update for new struct if_stack.
224 2001-07-26 Graham Stott <grahams@redhat.com>
226 * function.c (locate_and_pad_parm): Also pad initial offset
227 so that the total argument size also includes the padding.
229 2001-07-26 Graham Stott <grahams@redhat.com>
231 * gensupport.c (alter_output_for_insn): Correct enable checking failure
232 change XSTR to XTMPL.
234 (process_one_cond_exec): Likewise
236 2001-07-25 Richard Henderson <rth@redhat.com>
238 * varasm.c (assemble_variable): Create DECL_RTL before setting
241 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
243 * predict.c (estimate_probability): Avoid duplicated predictions.
245 * loop.c (find_and_verify_loops): Grok multiple barriers.
247 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
249 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
251 * dbxout.c: Consistently use putc instead of fputc.
252 (print_wide_int): New function; call instead of direct fprintf.
253 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
254 (dbxout_type_fields, dbxout_type_method_1): Likewise.
255 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
256 (print_int_cst_octal): Likewise.
257 (print_octal): Show we wrote characters.
258 (dbxout_type): Set have_used_extensions in more places.
260 2001-07-25 Catherine Moore <clm@redhat.com>
262 * config/v850/v850.c (v850_va_arg): Use addr
263 instead of valist to build incr.
265 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
267 * flow.c (delete_dead_jumptables): New function.
268 (life_analyzis): Call it.
269 * bb-reorder.c (skip_insns_after_block): Handle contradictory
272 2001-07-25 Richard Henderson <rth@redhat.com>
274 * except.c (reachable_handlers): Handle a region being removed
275 out from under a RESX.
277 2001-07-25 Richard Henderson <rth@redhat.com>
279 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
280 swap GE/GT if it is an fp comparison.
282 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
284 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
287 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
289 * ssa.c (rename_insn_1): Do not wrap an assignment to a
290 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
293 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
295 (visit_expression): When attempting to simplify an expression,
296 retrieve any modes for arguments before they are simplified
299 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
300 Janis Johnson <janis@us.ibm.com>
302 * stmt.c (expand_goto): A nonlocal goto can be a call too.
303 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
304 pointer parameters to match documented usage of nonlocal_goto.
305 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
306 parameters to their correct order.
307 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
308 parameters to their correct order.
310 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
312 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
314 2001-07-25 Jan Hubicka <jh@suse.cz>
315 Richard Henderson <rth@redhat.com>
317 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
319 (make_edges): New argument update_p; populate the edge cache if set.
320 (find_basic_blocks): Update make_edges invocation.
322 2001-07-24 Joel Sherrill <joel@OARcorp.com>
324 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
326 2001-07-24 Joel Sherrill <joel@OARcorp.com>
328 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
329 -Acpu and -Amachine.h.
330 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
331 Corrected header to say ELF not a.out.
332 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
333 when given -msoft-float.
335 2001-07-24 Joel Sherrill <joel@OARcorp.com>
337 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
338 extra multilib parts like arm-elf.
339 (i960-*-coff*, i960-*-rtems): Should not use collect2.
340 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
341 crtfini.o as extra multilib parts.
343 2001-07-24 Joel Sherrill <joel@OARcorp.com>
345 * configure.in: Add rtems as a supported thread model.
346 * gthr-rtems.h: Add missing entry point __gthread_active_p.
347 * configure: Rebuilt.
349 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
351 * stor-layout.c (get_mode_alignment): make it work when
352 BITS_PER_UNIT is not a power of two.
353 * builtins.c (get_pointer_alignment): Likewise.
355 2001-07-24 Richard Henderson <rth@redhat.com>
357 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
358 the retrieved constant into the expected mode.
360 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
362 * flow.c (try_simplify_condjump): Avoid duplicated edges.
363 (verify_flow_info): Check for duplicated edges; clarify
366 * flow.c (block_label): Update basic_block_for_insn.
367 (commit_edge_insertions): Call compute_bb_for_insn.
369 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
372 * flow.c (redirect_edge_and_branch,
373 try_optimize_cfg): Use redirect_edge_succ_nodup
374 (redirect_edge_succ_nodup): New.
375 * basic_block.h (redirect_edge_succ_nodup): Declare.
377 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
380 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
382 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
383 (try_crossjump_to_edge): Update commetns.
384 (try_crossjump_bb): Likewise.
386 2001-07-24 Richard Henderson <rth@redhat.com>
388 * combine.c (distribute_notes): Move set of need_refresh
389 for noop_move_p down to catch all cases.
391 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
393 * recog.c (split_all_insns_noflow): New.
394 * rtl.h (split_all_insns_noflow): Declare.
395 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
396 * m68hc11.c (m68hc11_reorg): Likewise.
397 * sh.c (machine_dependent_reorg): Likewise.
398 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
401 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
403 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
404 (ashlsi3_n splitter): Likewise.
405 (lshrsi3_n splitter): Likewise.
407 (GOTaddr2picreg): Make const SImode.
408 (sym_label2reg): Likewise.
409 (symGOT2reg): Likewise.
410 (symGOTOFF2reg) Likewise.
412 (casesi_worker_0): Make unspec SImode.
414 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
416 * config/sh/sh.c (barrier_align): Check that an operand really is
417 an insn before extracting its INSN_CODE.
419 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
421 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
424 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
425 for SImode to prevent overflow.
427 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
429 * config/mips/irix6-libc-compat.c: New file.
430 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
431 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
434 2001-07-24 lars brinkhoff <lars@nocrew.org>
436 * rtl.texi (REG_POINTER): Document.
437 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
438 QFmode, HFmode, TQFmode, QCmode, and HCmode.
440 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
442 * flow.c (delete_noop_moves): Do not confuse libcall regions.
444 2001-07-23 Richard Henderson <rth@redhat.com>
446 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
448 2001-07-23 Kazu Hirata <kazu@hxi.com>
450 * config/h8300/h8300-protos.h: Add a prototype for
451 general_operand_dst_push.
452 * config/h8300/h8300.c (general_operand_dst_push): New.
453 * config/h8300/h8300.h (OK_FOR_T): New.
454 (EXTRA_CONSTRAINT): Use it.
455 * config/h8300/h8300.md (movqi_push): Remove and integrate into
456 the existing movqi pattern.
457 (movhi_push): Likewise.
459 * reload.c: Fix comment typos.
461 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
463 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
465 2001-07-23 H.J. Lu (hjl@gnu.org)
467 * doc/extend.texi: Update __builtin_return_address and
468 __builtin_frame_address.
470 2001-07-23 Richard Henderson <rth@redhat.com>
472 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
474 * config/i386/i386.md: New setcc+movzbl peephole2.
476 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
478 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
479 * objc/objc-act.c: Include debug.h.
480 (synth_module_prologue): Save and restore debug hooks too.
482 2001-07-23 lars brinkhoff <lars@nocrew.org>
484 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
485 and C4X_FLOAT_FORMAT.
486 (BOOL_TYPE_SIZE): Document.
488 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
490 * unroll.c (loop_iterations): Fix miscalculation of initial
493 2001-07-13 Andrew Haley <aph@redhat.com>
495 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
496 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
497 * config/sh/sh.c (sh_can_redirect_branch): New function.
498 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
499 * reorg.c (steal_delay_list_from_target): Use
500 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
502 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
504 * flow.c (try_simplify_condjump): Unlink insn chain on
505 fallthru edge; use can_fallthru.
507 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
509 * basic-block.h (find_sub_basic_block): Declare.
510 * flow.c (make_edges): New arguments MIN and MAX;
511 (find_sub_basic_blocks): Revamp to use make_edges
512 and purge_dead_edges.
513 (find_basic_blocks): Update call of find_sub_basic_block.
515 * recog.c (split_all_insns): Always expect CFG to be consistent;
516 call find_sub_basic_blocks in case something has changed.
517 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
520 * basic-block.h (delete_noop_moves): Declare.
521 * combine.c (combine_instructions): Call it.
522 (recog_for_combine): Tolerate noop moves
523 (distribute_notes): Force refresh when register dies at noop move.
524 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
526 (life_analysis): Update delete_noop_moves call.
527 (set_noop_p): Move too ...
528 * rtlanal.c (noop_move_p): ... here.
529 * rtl.h (noop_move_p): Declare.
531 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
532 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
534 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
535 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
537 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
539 * reload.c (push_reload): Fix typo in comment.
540 (find_reloads_address): Ditto.
541 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
543 2001-07-22 Richard Henderson <rth@redhat.com>
545 * flow.c: Grammar check and clarify a lot of comments.
546 (try_simplify_condjump): Rename variables to be clearer.
547 (try_forward_edges): Skip complex and fallthru edges.
548 Rearrange tests to avoid duplicate checks.
549 (flow_find_cross_jump): Likewise.
550 (outgoing_edges_match): Allow match if neither branch has
551 probability data. Loosen probability match to 5%.
552 (try_crossjump_to_edge): Hoist repeated indirection into
554 (try_crossjump_bb): Don't check complex edges. Eliminate
555 redundant crossjump tests.
556 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
557 checks before more expensive checks.
559 2001-07-22 Richard Henderson <rth@redhat.com>
561 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
562 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
565 2001-07-22 Richard Henderson <rth@redhat.com>
567 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
568 (const_sint32_operand): Likewise.
569 * m68k.md (anon mulsi pattern): Use const_int_operand not
570 const_sint32_operand.
571 (umulsi3_highpart): Zero extend a constant input.
572 (smulsi3_highpart): Don't bother checking SImode constant.
573 (const_umulsi3_highpart): Give op3 DImode.
574 (const_smulsi3_highpart): Likewise.
576 2001-07-22 Richard Henderson <rth@redhat.com>
578 * flow.c (split_block): Make sure bb_note is included in the
579 new block when splitting before a label.
581 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
583 * basic-block.h (redirect_edge_and_branch_force,
584 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
585 * flow.c (redirect_edge_and_branch_force,
586 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
587 (redirect_edge_and_branch_force): Fix copying of lifeness information.
588 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
589 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
590 instead of label; update CFG after transformation.
591 (find_if_case_1): Update call, use redirect_edge_and_branch_force
592 for finishing the transformation; handle even case where ELSE
593 does not follow THEN.
594 (find_if_case_2): Update call of dead_or_predictable; simplify
597 * emit-rtl.c (split_branch_probability): New global variable.
598 (try_split): Take care to set split_branch_probability and
599 create REG_BR_PROB note for new jump insns.
600 * md.texi (define_split): Document new feature.
602 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
604 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
606 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
607 (asm_out_file): Remove redundant declaration.
608 (assemble_asm): Remove old #if 0 block.
609 (assemble_variable): Remove end of function; debug output is
610 now handled with global_decl. Remove old #if 0 block. Update.
611 Remove saved_in_section and associated no-op code.
612 * Makefile.in (varasm.o): Correct dependencies.
614 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
616 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
617 the definition in defaults.h.
619 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
621 * jump.c: Update comments.
622 (delete_barrier_successors, delete_unreferenced_labels,
623 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
624 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
625 jump_optimize, jump_optimize_minimal): Kill.
626 (rebuild_jump_labels): Move code from jump_optimize_1.
627 (purge_line_number_notes): Likewise.
628 (copy_loop_headers): Likewise.
629 * reg-stack.c: Update comment.
631 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
632 JUMP_AFTER_REGSCAN): Kill.
633 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
634 purge_line_number_notes and copy_loop_headers.
636 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
637 Richard Henderson <rth@redhat.com>
639 * dbxout.c (dbxout_global_decl): New.
640 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
641 * sdbout.c (sdbout_finish): New.
642 (sdbout_debug_hooks): Use it, add comments.
643 (sdbout_global_decl): Defer initialised public vars to
645 * varasm.c (assemble_variable): Don't output debug information
646 for file-scope variables.
648 2001-07-22 Richard Henderson <rth@redhat.com>
650 * config/alpha/alpha.c (get_trap_mode_suffix): New.
651 (get_round_mode_suffix): New.
652 (print_operand): Use them for [/]. Remove support for [&'`()+].
653 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
654 * config/alpha/alpha.md (attr round_suffix): New.
655 (attr trap_suffix): New.
656 (all insns): Set them appropriately. Use %/ instead of the
659 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
661 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
663 2001-07-22 Richard Henderson <rth@redhat.com>
665 * regrename.c (regrename_optimize): Compute nregs for each
666 potential target register.
668 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
669 Richard Henderson <rth@redhat.com>
671 * dbxout.c (dbxout_global_decl): New.
672 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
673 * sdbout.c (sdbout_finish): New.
674 (sdbout_debug_hooks): Use it, add comments.
675 (sdbout_global_decl): Defer initialised public vars to
677 * varasm.c (assemble_variable): Don't output debug information
678 for file-scope variables.
680 2001-07-21 H.J. Lu (hjl@gnu.org)
682 * config/mips/mips.c (mips_cpu): Moved into ...
683 (override_options): Here.
685 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
689 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
691 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
692 ("iorqi3"): Likewise.
693 ("xorqi3"): Likewise.
694 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
695 ("*subhi3_sp): Likewise.
696 ("*subhi3"): Likewise.
697 ("extendhisi2"): Accept D, X and Y as source operand to avoid
700 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
702 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
703 * config/freebsd.h: Likewise.
704 * config/linux.h: Likewise.
705 * config/openbsd.h: Likewise.
706 * config/alpha/linux-elf.h: Likewise.
707 * config/arm/linux-elf.h: Likewise.
708 * config/d30v/d30v.h: Likewise.
709 * config/fr30/fr30.h: Likewise.
710 * config/ia64/aix.h: Likewise.
711 * config/ia64/ia64.h: Likewise.
712 * config/mips/linux.h: Likewise.
713 * config/pj/pj.h: Likewise.
714 * config/rs6000/linux.h: Likewise.
715 * config/sparc/linux.h: Likewise.
716 * config/sparc/linux64.h: Likewise.
718 2001-07-20 Bruce Korb <bkorb@gnu.org>
720 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
721 because getc() and char* may disagree on signedness.
723 2001-07-20 Richard Henderson <rth@redhat.com>
725 * doc/rtl.texi (REG_DEAD): Update for current semantics.
727 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
728 insns to delete in the presence of cc0 in a jump insn.
730 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
731 Jan Hubicka <jh@suse.cz>
733 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
734 of doing the change by hand.
736 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
738 * rtlanal.c (set_noop_p): Return true for noop jumps.
740 * expr.c (emit_single_push_insn): Add call to push expander.
741 * expr.h (optab_index): Add OTI_push
742 (push_optab): New constant.
743 * genopinit.c (optabs): Add push_optab.
744 * optabs.c (init_optab): Init push optab.
745 * md.texi (push??1): Document
747 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
749 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
750 expand to emit the pattern; put a REG_INC note for push/pop
752 ("movdf", "movdf_internal"): Likewise.
753 ("movsi", "movsi_internal"): Likewise.
754 ("movsf", "movsf_internal"): Likewise.
755 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
757 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
759 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
762 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
764 * params.def: Change default max inline insns to 100.
766 2001-07-20 Diego Novillo <dnovillo@redhat.com>
768 * combine.c (combine_simplify_rtx): Generate a new shift operation
769 when simplifying the first operand of a (neg (ashift)) expression.
771 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
773 * regclass.c (N_REG_INTS): Use only 32 bits per element.
775 2001-07-20 Kelley Cook <kelley.cook@home.com>
777 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
778 information. Move rest into ...
779 (*-*-solaris): ... here. Eliminate redundant information and
780 reword necessary packages section. Delete 4.x assembler bug info.
781 (sparc-sun-*): Merge into ...
782 (sparc-sun-sunos*): here.
784 2001-07-20 Catherine Moore <clm@redhat.com>
786 * config/v850/v850.md (casesi): Generate LABEL_REF
789 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
791 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
792 * i386.c (ix86_zero_extend_to_Pmode): Make global.
793 * i386.md (strclrsi expander): Use it.
795 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
797 * integrate.c (copy_insn_list): handle
798 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
799 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
800 identically as to CODE_LABEL.
802 * fold-const (fold): Convert A/B/C to A/(B*C) and
805 * except.c (connect_post_landing_pads): Delete the RESX insns.
807 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
809 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
811 * config/mips/mips.md (nmadd/nmsub): Use macro.
813 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
815 * cppinit.c (remove_dup_dir): Make static.
816 (remove_dup_dirs): Make static. Only warn about preempting a
817 system directory with a non-system directory.
819 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
821 * ifcvt.c (noce_try_store_flag_constants): Correct order
822 of parameters to trunc_int_for_mode.
824 2001-07-19 Mark Mitchell <mark@codesourcery.com>
826 * reorg.c (fill_simple_delay_slots): If an instruction might throw
827 an exception that will be caught within this function, do not fill
828 its delay slot with any subsequent instruction.
830 2001-07-19 Steve Ellcey <sje@cup.hp.com>
832 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
833 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
834 pointer extension instruction.
835 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
836 * simplify-rtx.c (simplify_unary_operation) Likewise.
837 * explow.c (convert_memory_address) Check value of
838 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
840 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
841 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
842 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
843 Add Multilib Support.
844 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
845 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
846 Add Multilib Support.
847 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
849 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
850 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
851 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
853 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
855 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
856 old and new operands in `<', `3' and `b'.
858 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
860 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
861 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
862 (toplev.o): Don't depend on xcoffout.h.
863 * c-decl.c: Include debug.h
864 (duplicate_decls): Use debug hook.
865 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
866 (dbx_debug_hooks, xcoff_debug_hooks): Update.
867 (dbxout_types): Remove.
868 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
869 * debug.c (do_nothing_debug_hooks): Update.
870 (debug_true_tree, debug_nothing_rtx): New.
871 * debug.h (struct rtx_def): New.
872 (struct gcc_debug_hooks): New hooks ignore_block,
873 outlining_inline_function and label.
874 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
875 dwarf2out_frame_finish): New.
876 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
877 Make static, update prototype.
878 (dwarf2_debug_hooks): Update.
879 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
880 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
881 * dwarfout.c (dwarf_debug_hooks): Update.
882 * emit-rtl.c: Include debug.h.
883 (remove_unnecessary_notes): Use debug hook.
884 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
885 (final_scan_insn): Use debug hook.
886 * integrate.c (output_inline_function): Use debug hook.
887 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
888 (sdb_debug_hooks): Update.
889 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
890 * toplev.c: Don't include xcoffout.h.
891 (note_outlining_of_inline_function, debug_ignore_block): Remove.
892 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
894 * tree.h (dwarf2out_do_frame): Remove.
896 2001-07-19 Catherine Moore <clm@cygnus.com>
898 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
900 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
902 * reload1.c (eliminate_regs_in_insn): When updating a set
903 to the frame pointer to the hardware frame pointer, perform
904 the update always not just when REPLACE is set.
906 * reload1.c (choose_reload_regs): Don't inherit a reload
907 that crosses multiple registers if registers past the first
908 don't fit in the desired class.
910 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
911 when negating constants.
913 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
915 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
916 * doc/tree.texi: Ditto.
918 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
919 Jakub Jelinek <jakub@redhat.com>
921 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
922 (extract_cie_info): Handle "eh" augmentation properly,
924 (struct frame_state, __frame_state_for): New.
926 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
928 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
929 HANDLE_SYSV_PRAGMA): Define.
930 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
932 (copy_object): Caller changed.
934 2001-07-19 Andreas Schwab <schwab@suse.de>
936 * configure.in (assembler dwarf2 debug_line support): Define nop
938 * configure: Regenerated.
940 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
942 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
944 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
945 to conditionally compiled block.
946 (dbx_debug_hooks, xcoff_debug_hooks): Update.
947 * dbxout.h (dbxout_function): Remove.
948 * debug.c (do_nothing_debug_hooks): Update.
949 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
950 global_decl, deferred_inline_function.
951 * dwarf2out.c (dwarf2_debug_hooks): Update.
952 (dwarf2out_global_decl): New.
953 * dwarfout.c: Don't include dwarfout.h.
954 (dwarfout_global_decl, dwarfout_function_decl,
955 dwarfout_deferred_inline_function): New.
956 (dwarf_debug_hooks): Update.
957 * dwarfout.h: Remove.
958 * final.c: Don't include dwarfout.h.
959 * sdbout.c (sdbout_global_decl): New.
960 (sdbout_debug_hooks): Update.
961 * toplev.c: Don't include dwarfout.h.
962 (check_global_declarations, rest_of_compilation): Use new debug hooks.
963 (note_deferral_of_defined_inline_function): Remove.
964 * toplev.h (note_deferral_of_defined_inline_function): Remove.
965 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
966 * ch/lex.c: Don't include dwarfout.h.
967 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
968 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
969 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
970 * cp/optimize.c: Include debug.h.
971 (maybe_clone_body): Use debug hook.
972 * cp/semantics.c: Include debug.h.
973 (expand_body): Use debug hook.
974 * po/POTFILES.in: Remove dwarfout.h.
976 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
978 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
979 * c-parse.in (yyerror, _yylex): Similarly.
980 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
981 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
983 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
984 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
986 2001-07-18 Jeff Sturm <jsturm@one-point.com>
988 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
989 in-class declaration at -g1. Fixes c++/2814.
991 2001-07-18 Richard Henderson <rth@redhat.com>
993 * doc/md.texi (reload_in/out): Document restrictions in predicates
994 and constraints for these patterns. Document empty string matching
997 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
999 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
1001 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1003 * cse.c: Undo my previous patch.
1005 2001-07-18 Tom Tromey <tromey@redhat.com>
1008 * configure: Rebuilt.
1009 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
1011 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
1013 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
1014 Jan Hubicka <jh@suse.cz>
1016 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
1017 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
1018 * jump.c (mark_jump_label): Do not forward branches.
1020 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
1022 * cse.c (delete_trivially_dead_insns): Delete the libcall block
1023 when return value is unused.
1025 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1027 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
1029 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
1031 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
1032 on error. We can't blindly return the result of
1033 pthread_mutex_trylock because it returns a positive number on
1034 error, while we must return -1 on error.
1035 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
1037 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
1039 2001-07-18 Andreas Jaeger <aj@suse.de>
1041 * integrate.c (output_inline_function): Correct type of debug_hooks.
1043 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
1045 * combine.c (combine_simplify_rtx): DIV can be treated
1046 associatively for floats if unsafe math optimisations are enabled.
1048 2001-07-17 Richard Henderson <rth@redhat.com>
1050 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
1052 2001-07-17 Richard Henderson <rth@redhat.com>
1054 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
1055 don't force the function address into a register.
1056 (expand_call, emit_library_call_value_1): Update callers.
1057 * builtins.c (expand_builtin_apply): Likewise.
1058 * expr.h (prepare_call_address): Update decl.
1060 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
1062 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
1064 * config/i386/chorus.h: Move up.
1065 * config/sparc/chorus.h: Likewise.
1066 * config/rs6000/chorus.h: Likewise.
1067 * config/chorus.h: Moved here.
1069 2001-07-17 Andreas Schwab <schwab@suse.de>
1071 * configure.in (assembler eh_frame optimization): Handle big
1073 * configure: Regenerated.
1075 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1077 * expr.c (epxand_expr): Convert divisions into multiplications by
1078 reciprocals if -ffast-math.
1080 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
1082 * dbxout.c (dbxout_really_begin_function): Rename to
1083 dbxout_begin_function.
1084 (dbx_debug_hooks, xcoff_debug_hooks): Update.
1085 (dbxout_begin_function): Remove.
1086 (dbxout_function): Update.
1087 (dbxout_source_line): Update prototype.
1088 * dbxout.h (dbxout_begin_function): Remove.
1089 * debug.c (do_nothing_debug_hooks): Update.
1090 (debug_nothing_tree): Update.
1091 (debug_nothing_charstar_rtx): Remove.
1092 * debug.h (union tree_node): Declare.
1093 (struct rtx_def): Remove.
1094 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
1095 begin_function. Change source_line prototype.
1096 (debug_nothing_tree): New.
1097 (debug_nothing_charstar_rtx): Delete.
1098 (dwarf2out_begin_prologue): Moved from ...
1100 * dwarf2out.c (dwarf2_debug_hooks): Update.
1101 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
1102 debug info, call dwarf2out_source_line.
1103 (dwarf2out_souce_line): Update prototype.
1104 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
1105 Change prototype, make static.
1106 (dwarfout_source_line): Update prototype.
1107 (dwarf_debug_hooks): Update.
1108 * dwarfout.h (dwarfout_begin_function): Remove.
1109 * final.c (final_start_function, final_scan_insn): Use appropriate
1110 debug hooks, update to use notice_source_line.
1111 (output_source_line): Rename notice_source_line. Don't call the
1112 source_line debug hook.
1113 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
1114 make static, update prototype.
1115 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
1117 (sdbout_end_prologue): New.
1118 (sdbout_source_line): Update prototype.
1119 (sdbout_debug_hooks): Update.
1120 (sdbout_symbol): Remove unused var.
1121 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
1123 * varasm.c: Include debug.h.
1124 (assemble_start_function): Use begin_function debug_hook.
1125 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
1126 update with prototype.
1127 (xcoffout_source_line): Update prototype.
1128 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
1130 (xcoffout_source_line): Update prototype.
1132 2001-07-17 Richard Henderson <rth@redhat.com>
1134 * c-typeck.c (build_binary_op): Do not shorten unsigned
1135 right shift after sign extension.
1137 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1139 * combine.c (combine_simplify_rtx): Attempt to simplify
1140 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
1142 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
1143 (simplify_binary_operation, simplify_unary_operation,
1144 simplify_relational_operation): Use it.
1146 * combine.c (combine_simplify_rtx): Don't do associative law
1147 on divisions; allow associative law on floats.
1149 2001-07-17 H.J. Lu <hjl@gnu.org>
1150 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1152 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
1153 ASM_OUTPUT_WEAK_ALIAS are defined.
1154 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
1155 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
1157 * config/mips/iris5.h: ... here.
1158 (HANDLE_SYSV_PRAGMA): Defined as 1.
1159 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
1160 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
1163 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
1165 * c-parse.in (all_prefix_attributes): New variable.
1166 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
1167 (maybe_resetattrs): New production.
1168 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
1169 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
1170 notype_initdcl, nested_function, notype_nested_function,
1171 component_decl, components, components_notype,
1172 component_declarator, component_notype_declarator,
1173 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
1174 ivars, mydecl, myparm): Update. Avoid prefix attributes just
1175 after a comma being applied to more than one declarator.
1176 * doc/extend.texi (Attribute Syntax): Update. Remove
1177 documentation of bugs that are no longer present.
1179 2001-07-13 Eric Christopher <echristo@redhat.com>
1181 * config/mips/mips.h: Change TUNE_MIPS* options to use
1183 (EXTRA_SPECS): Add cc1_cpu_spec.
1184 * config/mips/mips.md (muldf3): Fix typo.
1186 2001-07-16 Richard Henderson <rth@redhat.com>
1188 * config/m68k/m68k.c: Include expr.h and reload.h.
1189 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
1190 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
1192 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
1193 Richard Henderson <rth@redhat.com>
1195 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
1196 (insn_live_p): Fix fall off end of function.
1197 (dead_libcall_p): Remove COUNTS argument; update callers.
1198 (delete_trivially_dead_insns): Remove unused variables.
1200 2001-07-17 Andreas Jaeger <aj@suse.de>
1202 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
1205 * lcm.c (optimize_mode_switching): Avoid warning for unused
1206 variable if !NORMAL_MODE.
1208 * flow.c (try_crossjump_to_edge): Remove unused variable.
1210 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1212 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
1213 atexit declaration in stdlib.h.
1215 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
1217 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
1219 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1221 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
1222 * except.c (finish_eh_generation): Update call of cleanup_cfg;
1223 do rebuild_jump_labels instead of jump_optimize
1224 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
1225 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
1226 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
1228 * flow.c: Include timevar.h
1229 (find_basic_block): Push/pop timevar;
1230 (cleanup_cfg): Likewise.
1231 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
1232 * Makefile: Add dependencies on timevar.h
1234 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
1235 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
1237 * rtl.h (delete_trivially_dead_insns): Add new parameter.
1238 * toplev.c (rest_of_compilation): Update calls.
1239 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
1240 (delete_trivially_dead_insns): ... here; accept new argument
1241 preserve_basic_blocks; preserve basic blocks if set.
1243 * reg-stack.c (stack_regs_mentioned): Return 0 if
1244 stack_regs_mentioned_data is not initialized.
1245 (reg_to_stack): Make stack_regs_mentioned survive after the
1246 reg-stack is completted; do not call cleanup_cfg.
1247 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
1248 make cleanup_cfg after bb-reorder to output to debug file.
1250 2001-07-16 Richard Henderson <rth@redhat.com>
1252 * regclass.c (init_reg_sets): Use only 32 bits per initializer
1253 from int_reg_class_contents.
1255 2001-07-16 Richard Henderson <rth@redhat.com>
1257 * hard-reg-set.h (regs_invalidated_by_call): Declare.
1258 * regclass.c (regs_invalidated_by_call): Move from cse.c.
1259 (init_reg_sets_1): Move initialization from cse_main.
1260 * cse.c (regs_invalidated_by_call): Move to regclass.c.
1261 (cse_main): Move its initialization also.
1262 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
1263 * flow.c (propagate_one_insn): Likewise.
1264 * gcse.c (compute_hash_table): Likewise.
1265 (compute_kill_rd, compute_store_table): Likewise.
1266 * sched-deps.c (sched_analyze_1): Likewise.
1268 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
1270 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
1273 2001-07-16 Steve Ellcey <sje@cup.hp.com>
1275 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
1276 in if statement so we don't access undefined memory.
1278 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
1280 * gcse.c: Update comment at top.
1281 Update comment on mem handling.
1282 mem_last_set, mem_first_set, mem_set_in_block: gone.
1283 Declaration of reg_set_info: gone.
1284 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
1285 pointless with load_killed_in_block_p (they are *more*
1286 conservative then it, not less, and less accurate).
1287 (oprs_not_set_p): Ditto.
1288 (alloc_gcse_mem): Don't allocate mem_set_in_block
1289 (free_gcse_mem): Don't free it, either.
1290 (record_last_mem_set_info): Update comment in front, remove
1291 mem_*set_* stuff. Note the reason we don't handle stores directly
1293 (compute_hash_table): Update comments to reflect reality. Remove
1294 mem_*set_* references.
1295 (reset_opr_set_tables): Remove mem_*set_* references.
1297 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
1298 (mark_clobber): Ditto (on both parts, we double set here too).
1299 (expr_killed_p): Remove mem_set_in_block test.
1300 (compute_transp): Remove mem_set_in_block test.
1302 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
1303 of edge, and removal of phi alternative to dump file.
1304 (ssa_ccp_substitute_constants): Add note about register now being
1305 constant, and which uses were replaced in what insns to dump file.
1307 2001-07-16 Andreas Jaeger <aj@suse.de>
1309 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
1310 variables of type HOST_WIDEST_INT.
1312 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
1313 (__bb_exit_func): Correct type of count_max to avoid overflow.
1314 (num_digits): Handle long long argument.
1316 * combine.c (gen_lowpart_for_combine): Remove unused variable.
1318 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1320 * output.h (sdb_begin_function_line): Restore as an extern
1322 * sdbout.c (sdb_begin_function_line): Make extern.
1324 2001-07-15 Richard Henderson <rth@redhat.com>
1326 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
1327 * genrecog.c (maybe_both_true_mode): New.
1328 (maybe_both_true_2): Use it.
1329 (write_switch): Don't put Pmode in a switch.
1330 * rtl.c (mode arrays): Don't explicitly size them.
1332 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1334 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
1335 handling; move unconditional splitting before mode switching.
1337 * i386.md (type): Add fistp type.
1338 (i387, length_attr, scheduling definitions): Handle this type.
1339 (fix_trunc?f?i2): Revamp to use mode switching.
1340 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
1341 * i386.h (fp_cw_mode): New enum
1342 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
1343 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
1345 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1347 * Makefile.in (integrate.o): Add debug.h.
1348 * integrate.c (debug.h): Add.
1349 (output_inline_function): Save, reset, and restore debug_hooks.
1351 2001-07-15 Richard Henderson <rth@redhat.com>
1353 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
1354 instead of COMPARE for the EQUIV expression.
1356 2001-07-15 Richard Henderson <rth@redhat.com>
1358 * flow.c (redirect_edge_and_branch_force): Initialize
1359 global_live_at_start and global_live_at_end.
1360 (allocate_bb_life_data): Export.
1361 * basic-block.h (allocate_bb_life_data): Declare.
1362 * toplev.c (rest_of_compilation): Call it.
1364 2001-07-15 Richard Henderson <rth@redhat.com>
1366 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
1367 (alpha_tablejump_best_label): New.
1368 * config/alpha/alpha-protos.h: Declare them.
1369 * config/alpha/alpha.md: Use braced strings for code blocks.
1370 (tablejump_osf): Break out add with r29.
1371 (tablejump_osf_internal): Remove.
1372 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
1373 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
1375 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1377 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
1380 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
1382 * i386-protos.h (ix86_split_fp_branch): Update prototype.
1383 (ix86_fp_jump_nontrivial_p): New.
1384 * i386.md (fp_jcc_?): Update call of split_fp_branch;
1385 use ix86_fp_jump_nontrivial_p.
1386 * i386.c (ix86_fp_jump_nontrivial_p): New.
1387 (ix86_split_fp_branch): Accept code instead of rtx.
1388 (ix86_expand_compare): Expand comparison early in case
1389 doing so is resonably cheap.
1391 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
1393 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
1395 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
1396 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
1398 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
1400 * dbxout.c (dbxout_source_line): Make static, update prototype.
1401 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
1402 (dbxout_init, dbxout_finish, dbxout_source_line,
1403 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
1404 * dbxout.h (dbxout_source_line): Delete.
1405 * debug.c (debug_nothing_file, debug_nothing_file_int,
1406 debug_nothing_file_charstar_rtx): New.
1407 (do_nothing_debug_hooks): Update.
1408 (debug_nothing_void, debug_nothing_charstar_rtx,
1409 dwarf2out_end_epilogue): New.
1410 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
1411 * debug.h (struct rtx_def): Declare.
1412 (gcc_debug_hooks): New hooks source_line, end_epilogue
1414 (debug_nothing_void, debug_nothing_charstar_rtx,
1415 dwarf2out_end_epilogue): New.
1416 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
1417 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
1418 (dwarf2_debug_hooks): Update.
1419 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
1420 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
1421 * dwarf2out.h (dwarf2out_source_line): Remove.
1422 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
1423 Make static, update prototype.
1424 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
1425 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
1426 (dwarf_debug_hooks): Update.
1427 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
1428 dwarfout_end_function): Remove.
1429 * final.c (profile_function): Use debug hooks for ending functions
1431 (output_source_line, final_end_function): Update prototype,
1433 (final_start_function, final_scan_insn): Update.
1434 * output.h (sdb_begin_function_line): Remove.
1435 (final_end_function): Update prototype.
1436 * sdbout.c (sdb_begin_function_line): Make static.
1437 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
1438 (sdbout_source_line): New.
1439 (sdbout_end_epilogue, sdbout_end_function): Make static, update
1441 (sdb_debug_hooks): Update.
1442 (sdbout_init, sdbout_source_line,
1443 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
1444 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
1445 * toplev.c (compile_file, rest_of_compilation): Update.
1446 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
1447 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
1448 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
1449 Update for prototype changes.
1450 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
1451 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
1453 2001-07-15 Richard Henderson <rth@redhat.com>
1455 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
1456 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
1457 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
1458 * config/alpha/alpha.c: Likewise.
1459 * config/alpha/alpha.md: Likewise.
1460 * config/alpha/alpha32.h: Likewise.
1461 * config/alpha/vms.h: Likewise.
1464 2001-07-14 Richard Henderson <rth@redhat.com>
1466 * config/alpha/alpha.md: Use define_constants for unspec values.
1467 Substitute throughout.
1469 2001-07-14 Tim Josling <tej@melbpc.org.au>
1471 * tree.def (EXPON_EXPR) remove. Never supported anyway.
1473 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
1475 * pa.md: Remove unused constraints from define_split's.
1477 2001-04-14 Richard Henderson <rth@redhat.com>
1479 * ifcvt.c (find_cond_trap): Test for exit block.
1481 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
1483 Re-install recently reverted patch.
1484 * emit-rtl.c (try_split): Update mark_jump_label call.
1485 * flow.c (find_sub_basic_blocks): Likewise.
1486 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
1488 (mark_all_labels): Kill second parameter.
1489 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
1490 (rebuild_jump_labels, jump_optimize_minimal): Update call
1492 (jump_optimize_1): Kill crossjumping code.
1493 (mark_jump_label): Kill cross_jump parameter.
1494 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
1495 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
1496 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
1498 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
1500 (dump_file_info): Likewise.
1501 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
1502 reorganize passes to do reg-stack first, bb-reorder second.
1503 * invoke.texi (-d letters doc): Remove the jump2 pass.
1505 2001-07-14 Richard Henderson <rth@redhat.com>
1507 * ifcvt.c (find_cond_trap): New.
1508 (find_if_header): Call it.
1509 (merge_if_block): Relax existing jump sanity check.
1510 * jump.c (jump_optimize_1): Remove conditional trap handling.
1512 2001-07-14 Alan Modra <amodra@bigpond.net.au>
1514 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
1516 (insn_refs_are_delayed): Correct comment.
1517 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
1518 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
1519 instead of r31. Make associated insn !TARGET_64BIT, and
1520 provide an additional 64-bit insn that clobbers r2.
1522 (udivsi3): Likewise.
1524 (umodsi3): Likewise.
1526 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
1528 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
1530 * flow.c (redirect_edge_and_branch_force, split_edge,
1531 try_crossjump_to_edge): Use set_block_for_new_insns.
1532 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
1534 2001-07-13 H.J. Lu (hjl@gnu.org)
1536 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
1539 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
1541 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
1543 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
1545 * c-common.c (decl_attributes): Take a pointer to the node to
1546 which attributes are to be attached, and a flags argument.
1547 * c-common.h (enum attribute_flags): New.
1548 (decl_attributes): Update prototype.
1549 * c-decl.c (start_decl, push_parm_decl, finish_struct,
1550 finish_enum, start_function): Update calls to decl_attributes.
1551 * c-parse.in (component_declarator, component_notype_declarator,
1552 label): Update calls to decl_attributes.
1554 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
1556 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
1557 * config/avr/avr.c (legitimate_address_p): Return value changed
1558 from letter to register classes. For better debugging.
1560 2001-07-13 Kazu Hirata <kazu@hxi.com>
1562 * jump.c (reversed_comparison_code_parts): Fix comment typos.
1564 2001-07-13 H.J. Lu (hjl@gnu.org)
1566 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
1568 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
1570 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
1571 correctly for shared configurations.
1572 * config/t-libgcc-pic: New.
1573 * config/{i386,m68k,sparc}/t-openbsd: New.
1574 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
1575 Support -shared. Support debugging libraries with -g.
1576 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
1577 frame information does not emit pointer diffs.
1578 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
1581 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
1583 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
1585 2001-07-13 David Edelsohn <edelsohn@gnu.org>
1587 * combine.c (try_combine): Ensure const_int pow2 is positive.
1589 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
1591 * config.gcc: Add configuration for s/390.
1592 * config/s390/s390.c: New. Subroutines for code generation.
1593 * config/s390/s390.h: New. Definitions for s/390.
1594 * config/s390/s390-protos.h: New. Prototypes.
1595 * config/s390/linux.h: New. Definitions for linux for s/390.
1596 * config/s390/linux64.h: New. Definitions for linux for zSeries.
1597 * config/s390/t-linux: New. Makefile fragment.
1598 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
1599 * config/s390/fixdfdi.h: New. Fix L_fix*di.
1601 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
1603 * emit-rtl.c (try_split): Update mark_jump_label call.
1604 * flow.c (find_sub_basic_blocks): Likewise.
1605 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
1607 (mark_all_labels): Kill second parameter.
1608 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
1609 (rebuild_jump_labels, jump_optimize_minimal): Update call
1611 (jump_optimize_1): Kill crossjumping code.
1612 (mark_jump_label): Kill cross_jump parameter.
1613 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
1614 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
1615 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
1617 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
1619 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
1620 reorganize passes to do reg-stack first, bb-reorder second.
1621 * invoke.texi (-d letters doc): Remove the jump2 pass.
1623 2001-07-12 Steve Ellcey <sje@cup.hp.com>
1625 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
1627 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1629 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
1631 (verify_flow_info): Make diagnostics prettier.
1633 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1635 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
1637 * flow.c (outgoing_edges_match): Return early if condition reversal
1640 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
1642 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
1643 (mips_move_2words): When splitting a move into two instructions,
1644 prefix the second address operand with '%D'.
1646 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
1648 * Makefile.in (final.o): Depend on debug.h.
1649 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
1650 (dbx_debug_hooks): Add new hooks.
1651 (xcoff_debug_hooks): New.
1652 * debug.c (debug_nothing_file_int_int): New.
1653 (do_nothing_debug_hooks): Update.
1654 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
1655 (debug_nothing_file_int_int): New.
1656 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
1657 static, update prototype.
1658 (dwarf2_debug_hooks): Update.
1659 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
1660 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
1661 static, update prototype.
1662 (dwarf_debug_hooks): Update.
1663 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
1664 * final.c: Include debug.h.
1665 (final_scan_insn): Use debug hooks when beginning and ending blocks.
1666 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
1667 static, update prototype.
1668 (sdb_debug_hooks): Update.
1669 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
1670 * toplev.c: Distinguish between xcoff and dbx.
1672 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
1673 Call all debug hooks, not just dwarf ones.
1675 2001-07-11 Timothy Wall <twall@redhat.com>
1677 * config.gcc: Add configuration for AIX5/IA64.
1678 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
1679 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
1680 support prefix/suffix code.
1681 * config/ia64/t-aix: New. Makefile fragment.
1682 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
1684 2001-07-11 Kazu Hirata <kazu@hxi.com>
1686 * recog.c (validate_change): Fix a comment typo.
1688 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
1690 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
1691 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
1693 * dbxout.c (dbx_debug_hooks): Add new hooks.
1694 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
1696 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
1698 * dbxout.h (dbxout_start_new_source_file,
1699 dbxout_resume_previous_source_file): Delete.
1700 * debug.c (do_nothing_debug_hooks): Add new hooks.
1701 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
1702 (debug_nothing_int_charstar, debug_nothing_int): New.
1703 * debug.h (gcc_debug_hooks): New hooks define, undef,
1704 start_source_file and end_source_file.
1705 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
1706 (debug_nothing_int_charstar, debug_nothing_int): New.
1707 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
1708 the conditionally compiled section.
1709 (dwarf2out_start_source_file, dwarf2out_end_source_file,
1710 dwarf2out_define, dwarf2out_undef): Make static.
1711 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
1712 dwarf2out_define, dwarf2out_undef): Remove.
1713 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
1714 (dwarfout_start_source_file, dwarfout_end_source_file,
1715 dwarfout_define, dwarfout_undef): Make static.
1716 (dwarfout_start_source_file_check,
1717 dwarfout_end_source_file_check): New.
1718 (dwarfout_define, dwarfout_finish): Update.
1719 * dwarfout.h (dwarfout_start_new_source_file,
1720 dwarfout_resume_previous_source_file, dwarfout_define,
1721 dwarfout_undef): Remove.
1722 * sdbout.c (sdb_debug_hooks): Add new hooks.
1723 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
1725 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
1726 make static, take an arg.
1727 * sdbout.h (sdbout_start_new_source_file,
1728 sdbout_resume_previous_source_file): Delete.
1729 * toplev.c (debug_start_source_file, debug_end_source_file,
1730 debug_define, debug_undef): Delete.
1731 * toplev.h (debug_start_source_file, debug_end_source_file,
1732 debug_define, debug_undef): Delete.
1734 * java/jcf-parse.c: Include debug.h.
1735 (parse_class_file): Update to use debug hooks directly.
1736 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
1738 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1740 * alias.c (set_mem_alias_set): New function.
1741 * rtl.h (set_mem_alias_set): Declare it.
1742 * builtins.c (expand_builtin_return_addr): Call it instead of
1743 using MEM_ALIAS_SET accessor.
1744 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
1745 (get_memory_rtx, expand_builtin_va_arg): Likewise.
1746 (expand_builtin_va_copy):Likewise.
1747 * caller-save.c (setup_save_areas): Likewise.
1748 * calls.c (compute_argument_addresses): Likewise.
1749 * explow.c (set_mem_attributes): Likewise.
1750 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
1751 (expand_assignment, store_constructor_field, store_field): Likewise.
1752 (expand_expr_unaligned): Likewise.
1753 * function.c (assign_stack_temp_for_type): Likewise.
1754 (put_reg_into_stack, gen_mem_addressof): Likewise.
1755 * ifcvt.c (noce_try_cmove_arith): Likewise.
1756 * reload1.c (reload, alter_reg): Likewise.
1757 * config/alpha/alpha.c (get_aligned_mem): Likewise.
1758 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
1759 (alpha_expand_unaligned_store): Likewise
1760 (alpha_expand_unaligned_load_words): Likewise.
1761 (alpha_expand_unaligned_store_words): Likewise.
1762 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
1763 (alpha_expand_epilogue): Likewise.
1764 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
1765 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
1766 * config/i386/i386.c (legitimize_pic_address): Likewise.
1767 * config/i960/i960.c (setup_incoming_varargs): Likewise.
1768 * config/ia64/ia64.c (spill_restore_mem): Likewise.
1769 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
1770 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
1771 * config/mips/mips.c (mips_va_arg): Likewise.
1772 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1773 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1774 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1775 (setup_incoming_varargs, rs6000_va_arg): Likewise.
1776 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
1777 (rs6000_emit_epilogue): Likewise.
1778 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
1779 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1780 * config/v850/v850.c (v850_va_arg): Likewise.
1782 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1784 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
1785 when fallthru edge is present.
1786 (mege_blocks): Handle case where creation of jump insn
1789 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
1790 CLEANUP_POST_REGSTACK): New constants.
1791 * except.c (finish_eh_generation): Update call of cleanup_cfg,
1792 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
1793 * output.h (cleanup_cfg): Update prototype.
1794 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
1795 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
1796 cleanup_cfg call; kill missleading comment.
1797 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
1798 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
1799 parameter; control optimizations performed using it.
1800 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1801 try_crossjump_bb): New functions.
1803 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1805 * pa.c (pa_output_function_prologue): Delete prototype. Make function
1807 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
1808 pa_output_function_prologue.
1809 * pa-protos.h (pa_output_function_prologue): New prototype.
1811 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1813 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
1814 and low to get correct sign extension in low+high test.
1816 2001-07-11 Janis Johnson <janis@us.ibm.com>
1818 * gcov.c (arcdata): Use gcov_type to fix branch percentage
1819 for large hit count.
1821 * profile.c (branch_prob): Fix .bbg info for computed gotos
1824 2001-07-11 Mark Mitchell <mark@codesourcery.com>
1826 * stmt.c (parse_output_constraint): New function, split out
1828 (expand_asm_operands): ... here. Use parse_output_constraint.
1829 * tree.h (parse_output_constraint): Declare it.
1831 2001-07-11 Richard Henderson <rth@redhat.com>
1833 * bitmap.c: Comment some functions; fiddle whitespace.
1834 (bitmap_free): Don't export.
1835 (bitmap_element_allocate): Use memset.
1836 * bitmap.h (bitmap_free): Don't declare.
1838 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
1840 * gcse.c, lcm.c, sched-deps.c:
1841 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
1843 * flow.c (flow_loops_find): Free dom if we found no loops, since
1844 we aren't going to save it.
1846 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
1849 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
1851 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
1853 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1855 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
1856 #ifndef DWARF2_DEBUGGING_INFO.
1858 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1860 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
1862 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1864 * config/mips/mips.c (gen_int_relational): Tell the caller not to
1865 reverse a branch if a NE comparison is implemented with GTU.
1867 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
1868 H.J. Lu <hjl@gnu.org>
1870 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
1872 (call_internal2): Likewise.
1873 (call_value_internal1): Likewise.
1874 (call_value_internal2): Likewise.
1875 (call_value_multiple_internal1): Likewise.
1876 (call_value_multiple_internal2): Likewise.
1878 2001-07-10 Kazu Hirata <kazu@hxi.com>
1880 * calls.c (emit_library_call_value_1): Fix a comment typo.
1881 * dwarf2out.c (mem_loc_descriptor): Likewise.
1882 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
1884 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
1886 * simplify-rtx.c (simplify_subreg): Fix typo in comment
1888 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1890 * recog.c (offsettable_address_p): Handle LO_SUM case.
1891 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
1892 instead of plus_constant.
1894 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1896 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
1897 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
1899 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1901 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
1902 adjust_address_nv instead of plus_constant.
1904 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
1906 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
1907 dwarf2out.o): Depend on debug.h, wrap long lines.
1908 * dbxout.c: Include debug.h.
1909 (dbx_debug_hooks): New.
1910 (dbxout_init): Make static, take just 2 args.
1911 (dbxout_finish): Make static.
1912 * dbxout.h (dbxout_init, dbxout_finish): Delete.
1913 * debug.c: New file.
1914 * debug.h: New file.
1915 * dwarf2out.c: Include debug.h.
1916 (dwarf2_debug_hooks): New.
1917 (dwarf2out_init): Make static.
1918 (dwarf2out_finish): Make static, take 2 args.
1919 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
1920 * dwarfout.c: Include debug.h.
1921 (dwarf_debug_hooks): New.
1922 (dwarfout_init): Make static.
1923 (dwarfout_finish): Make static, take 2 args.
1924 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
1925 * sdbout.c: Include debug.h.
1926 (sdb_debug_hooks): New.
1927 (sdbout_init): Make static, take 2 args.
1928 * sdbout.h (sdbout_init): Delete.
1929 * toplev.c: Include debug.h.
1931 (compile_file): Set deubg_hooks based on command line options.
1932 Use the hooks unconditionally rather than conditional compilation.
1934 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
1936 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
1937 first_insn_after_basic_block_note instead.
1939 * df.c (df_bb_refs_unlink): #if 0 out for now.
1941 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
1943 * ssa.h: Add prototype for ssa_const_prop
1944 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
1945 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
1946 (ssa_fast_dce): Remove unused variable
1948 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1950 * diagnostic.c (finish_diagnostic): Rename to
1951 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
1954 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
1956 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
1959 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
1960 (dump_file): Only pad the demangled name with spaces if the
1961 mangled name was padded with spaces.
1963 2001-07-10 Bernd Schmidt <bernds@redhat.com>
1965 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
1968 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1970 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
1971 extraction if no direct load if either EXPAND_CONST_ADDRESS or
1974 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
1975 whether can put offset inside LO_SUM to check mode alignment, not size.
1977 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1979 * doc/tm.texi (Misc): Fix thinko.
1981 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
1983 * regmove.c (replace_in_call_usage): Fix warnings.
1984 * sched-deps.c (add_dependence): Fix warnings.
1985 * simplify-rtx.c (simplify_subreg): Likewise.
1986 Return NULL_RTX instead of NULL.
1988 * reg-stack.c (emit_swap_insn): Eliminate warnings.
1989 (subst_asm_stack_regs): Likewise.
1991 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
1994 * dwarf2out.c (output_call_frame_info): Declare i as int.
1995 (build_abbrev_table): Declare n_alloc as int.
1996 (dwarf2out_finish): Initialize die.
1997 * except.c: Declare sjlj_funcdef_number as unsigned.
1998 (connect_post_landing_pads): Declare j as unsigned.
1999 (convert_to_eh_region_ranges): Initialize call_site.
2000 (output_function_exception_table): Initialize tt_format_size.
2001 * expr.c (move_by_pieces_1): Initialize to1.
2002 (store_constructor): Initialize minelt and maxelt.
2003 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
2004 * function.c (instantiate_decls): Avoid signed/unsigned warning.
2006 * c-decl.c (combine_parm_decls): Unused, remove.
2007 * c-tree.h: Remove prototype for combine_parm_decls.
2009 * reload.c (push_reload): Fix warning.
2010 (regno_clobbered_p): Likewise.
2011 * reload1.c (replace_pseudos_in_call_usage): Likewise.
2012 (reload_combine): Likewise.
2014 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
2015 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
2017 * bitmap.c (bitmap_operation): Change user.
2018 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
2020 2001-07-10 Eric Christopher <echristo@redhat.com>
2022 * config/mips/mips.c (override_options): Fix typo.
2024 2001-07-09 Stan Shebs <shebs@apple.com>
2026 * target.h (struct gcc_target): New fields init_builtins and
2028 * target-def.h (TARGET_INIT_BUILTINS): New macro.
2029 (TARGET_EXPAND_BUILTIN): New macro.
2030 (TARGET_INITIALIZER): Add them.
2031 * builtins.c: Include target.h.
2032 (expand_builtin): Use targetm.expand_builtin.
2033 (default_init_builtins): New function.
2034 (default_expand_builtin): New function.
2035 * expr.h (default_init_builtins): Declare.
2036 (default_expand_builtin): Declare.
2037 * c-common.c (c_common_nodes_and_builtins): Use
2038 targetm.init_builtins.
2039 * defaults.h (MD_INIT_BUILTINS): Remove.
2040 * Makefile.in (builtins.o): Depend on target.h.
2042 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
2043 (TARGET_EXPAND_BUILTIN): Define.
2044 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
2045 (MD_EXPAND_BUILTIN): Remove.
2047 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
2048 (TARGET_EXPAND_BUILTIN): Define.
2049 (c4x_init_builtins): Make endlink arg a local.
2050 (c4x_print_operand): Fix typos in adjust_address usages.
2051 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
2052 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
2053 (MD_EXPAND_BUILTIN): Remove.
2055 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
2056 (TARGET_EXPAND_BUILTIN): Define.
2057 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
2058 (ix86_init_builtins): Call new function only if TARGET_MMX.
2059 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
2060 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
2061 (MD_EXPAND_BUILTIN): Remove.
2063 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
2064 (TARGET_EXPAND_BUILTIN): Define.
2065 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
2066 (MD_EXPAND_BUILTIN): Remove.
2068 * doc/tm.texi: Document these changes.
2070 2001-07-09 Diego Novillo <dnovillo@redhat.com>
2072 * basic-block.h (tree_node): Forward declare if needed.
2073 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
2074 (BLOCK_HEAD_TREE): Define.
2075 (BLOCK_END_TREE): Define.
2076 (struct loops): Rename field 'tree' to 'tree_root'.
2077 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
2079 (flow_loops_tree_build): Rename reference to field 'tree' to
2081 (flow_loops_level_compute): Ditto.
2082 * predict.c (estimate_bb_frequencies): Ditto.
2083 * tree.h (struct tree_common): Add field 'aux'.
2085 2001-07-09 Stan Shebs <shebs@apple.com>
2087 * config/darwin.c (darwin_encode_section_info): Don't mark any
2088 DECL_EXTERNAL node as defined.
2090 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
2092 * pa.c (pa_init_machine_status, pa_mark_machine_status,
2093 pa_free_machine_status, hppa_init_pic_save): Delete.
2094 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
2095 (hppa_profile_hook): Use hppa_pic_save_rtx.
2096 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
2097 hppa_init_pic_save): Delete.
2098 (hppa_pic_save_rtx): Declare.
2099 * pa.md (call, call_value, sibcall, sibcall_value,
2100 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
2102 2001-07-09 Kazu Hirata <kazu@hxi.com>
2104 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
2105 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
2107 2001-07-09 Andreas Jaeger <aj@suse.de>
2109 * output.h: Add declaration of final_forward_branch_p.
2111 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
2113 * varray.c: Include errors.h for internal_error and trim_filename
2116 * Makefile.in (varray.o): Add errors.h.
2118 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
2120 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
2121 * optabs.c (have_add2_insn): Check whether the add insn chosen
2122 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
2123 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
2125 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
2127 * Makefile.in (OBJS): Add ssa-ccp.o
2128 (ssa-ccp.o): Add dependencies.
2129 * toplev.c (DFI_ssa_ccp): New dump file enum.
2130 (dump_file): Add entry for dumping after SSA CCP.
2131 (flag_ssa_ccp): New flag variable.
2132 (f_options): Add -fssa-ccp.
2133 (rest_of_compilation): Run SSA CCP if requested.
2134 * timevar.def (TV_SSA_CCP): New timevar.
2135 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
2136 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
2137 Fix minor typo in SSA DCE documentation.
2138 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
2139 Add documentation for new dump option. Renumber dump files
2142 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2144 * emit-rtl.c (gen_highpart_mode): New.
2145 * rtl.h (gen_highpart_mode): Declare.
2146 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
2147 operand can be VOIDmode constant.
2149 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2151 * flow.c (redirect_edge_and_branch_force): New.
2152 (can_fallthru): Ensure that basic blocks are succeeding.
2153 (try_optimize_cfg): Do not delete basic block if it is the last one.
2155 * flow.c (try_redirect_by_replacing_jump): Do not remove
2156 jumps with side effects, unlink chain on fallthru edge;
2157 set block for new jump instruction; avoid basic block to
2158 over by line number note.
2160 * flow.c (try_simplify_condjump): Verify that the condjump
2161 is not always falling trought.
2164 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
2166 * flow.c (forwarder_block_p): Fix for fallthru blocks.
2167 (try_redirect_by_replacing_jump): Update properly the count
2168 and frequency information.
2170 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2172 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
2173 address that is a LO_SUM specially.
2174 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
2176 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
2178 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
2179 (operand_subword): Use them.
2180 (change_address_1): Renamed from change_address; new arg VALIDATE.
2181 * expr.h: Reflect above changes; change_address now macro.
2182 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
2184 * cselib.c (add_mem_for_addr): Likewise.
2185 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
2186 * regmove.c (try_apply_stack_adjustment): Likewise.
2187 * reload.c (push_reload, make_memloc): Likewise.
2188 * reload1.c (eliminate_regs): Likewise.
2189 * simplify-rtx.c (simplify_replace_rtx): Likewise.
2190 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
2192 * combine.c (make_extraction, simplify_shift_const): Likewise.
2193 (gen_lowpart_for_combine): Likewise.
2194 * cse.c (gen_lowpart_if_possible): Likewise.
2195 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
2196 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
2197 * optabs.c (gen_move_insn): Likewise.
2198 * reload1.c (alter_reg): Likewise.
2199 * simplify-rtx.c (simplify_subreg): Likewise.
2200 * stmt.c (expand_anon_union_decl): Likewise.
2201 * recog.c (validate_replace_rtx_1): Likewise.
2203 * Makefile.in (recog.o): Add $(EXPR_H).
2204 * explow.c (stabilize): Call replace_equiv_address.
2205 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
2206 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
2208 2001-07-03 Andrew Haley <aph@redhat.com>
2210 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
2211 the mode of the memory location.
2213 2001-07-09 Bo Thorsen <bo@suse.co.uk>
2215 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
2217 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
2219 * final.c (output_addr_const): Use target opening and
2220 closing parentheses.
2221 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
2222 defaults, add to TARGET_ASM_OUT.
2223 * target.h (struct gcc_target): Add open_paren and close_paren.
2224 * doc/md.texi: Update.
2225 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
2226 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
2227 TARGET_ASM_CLOSE_PAREN.
2228 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
2230 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
2232 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2233 * config/a29k/a29k.h: Similarly.
2234 * config/alpha/alpha.h: Similarly.
2235 * config/arc/arc.h: Similarly.
2236 * config/arm/aof.h: Similarly.
2237 * config/arm/aout.h: Similarly.
2238 * config/avr/avr.h: Similarly.
2239 * config/c4x/c4x.h: Similarly.
2240 * config/clipper/clipper.h: Similarly.
2241 * config/convex/convex.h: Similarly.
2242 * config/d30v/d30v.h: Similarly.
2243 * config/dsp16xx/dsp16xx.h: Similarly.
2244 * config/elxsi/elxsi.h: Similarly.
2245 * config/fr30/fr30.h: Similarly.
2246 * config/h8300/h8300.h: Similarly.
2247 * config/i370/i370.h: Similarly.
2248 * config/i386/i386.h: Similarly.
2249 * config/i860/i860.h: Similarly.
2250 * config/i960/i960.h: Similarly.
2251 * config/ia64/ia64.h: Similarly.
2252 * config/m32r/m32r.h: Similarly.
2253 * config/m68hc11/m68hc11.h: Similarly.
2254 * config/m68k/m68k.h: Similarly.
2255 * config/m88k/m88k.h: Similarly.
2256 * config/mcore/mcore.h: Similarly.
2257 * config/mips/mips.h: Similarly.
2258 * config/mn10200/mn10200.h: Similarly.
2259 * config/mn10300/mn10300.h: Similarly.
2260 * config/ns32k/ns32k.h: Similarly.
2261 * config/pa/pa.h: Similarly.
2262 * config/pdp11/pdp11.h: Similarly.
2263 * config/pj/pj.h: Similarly.
2264 * config/romp/romp.h: Similarly.
2265 * config/rs6000/rs6000.h: Similarly.
2266 * config/sh/sh.h: Similarly.
2267 * config/sparc/sparc.h: Similarly.
2268 * config/v850/v850.h: Similarly.
2269 * config/vax/vax.h: Similarly.
2270 * config/we32k/we32k.h: Similarly.
2272 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
2274 * doc/c-tree.texi: Document representation of attributes.
2276 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
2278 * doc/tm.texi: Update some places for the rename of target to
2281 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
2283 * target.h (struct gcc_target): Add insert_attributes.
2284 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
2285 (TARGET_INITIALIZER): Update.
2286 * tree.c, tree.h (default_insert_attributes): New function.
2287 Update comments on other default functions to refer to targetm,
2289 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
2290 TARGET_INSERT_ATTRIBUTES.
2291 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
2292 * c-common.c (decl_attributes): Use targetm.insert_attributes.
2293 Don't use PRAGMA_INSERT_ATTRIBUTES.
2294 * Makefile.in (c-common.o): Depend on $(TARGET_H).
2295 * c-decl.c (start_decl, start_function): Don't call
2296 SET_DEFAULT_DECL_ATTRIBUTES.
2297 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
2298 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
2300 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
2301 (c4x_check_attribute): Avoid modifying attribute list itself.
2302 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
2304 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
2305 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
2307 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
2308 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
2310 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
2311 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
2313 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
2314 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
2315 Adjust parameters. Make static.
2317 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
2319 * c-common.c (decl_attributes): Only take a single attributes
2321 * c-common.h (decl_attributes): Update prototype.
2322 * c-decl.c (start_decl, start_function): Only take a single
2323 attributes parameter. Update calls to decl_attributes.
2324 (finish_struct, finish_enum): Update calls to decl_attributes.
2325 (push_parm_decl): Expect unified list of attributes. Update call
2327 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
2328 notype_nested_function, component_declarator,
2329 component_notype_declarator, label): Update calls to
2331 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
2332 lists that are passed to push_parm_decl.
2333 * c-tree.h (start_function, start_decl): Update prototypes.
2334 * config/sh/sh-protos.h, config/sh/sh.c
2335 (sh_pragma_insert_attributes): Only take a single attributes
2337 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
2338 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
2339 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
2340 build_module_descriptor, generate_static_references,
2341 generate_strings, build_selector_translation_table,
2342 generate_descriptor_table, generate_protocols,
2343 generate_ivars_list, generate_dispatch_table,
2344 generate_protocol_list, generate_category,
2345 generate_shared_structures, really_start_method, add_objc_decls,
2346 generate_classref_translation_entry): Update calls to start_decl
2348 (build_tmp_function_decl, start_method_def): Unify attribute lists
2349 that are passed to push_parm_decl.
2351 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
2353 * final.c (no_asm_to_stream): New.
2354 (final_scan_insn): Use target structures for prologue ends
2355 and epilogue starts.
2356 * output.h (no_asm_to_stream): New.
2357 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
2358 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
2359 (TARGET_ASM_OUT): Update.
2360 * target.h (struct gcc_target): New members function_end_prologue
2361 and function_begin_epilogue.
2362 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
2363 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
2364 * config/alpha/alpha.c (output_end_prologue): Rename to
2365 alpha_output_function_end_prologue. Use in target struct
2367 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
2368 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
2369 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
2370 ia64_output_function_end_prologue. Use in target struct
2372 (ia64_function_prologue, ia64_funciton_epilogue): Rename
2373 mistyped prototypes.
2374 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
2375 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
2377 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
2378 an use in target struct, make static.
2379 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
2382 2001-07-08 Richard Henderson <rth@redhat.com>
2384 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
2386 2001-07-08 Richard Henderson <rth@redhat.com>
2388 * config/i386/i386.md: Remove constraints strings from define_split
2389 and define_peephole2 patterns.
2390 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
2391 (eh_return): Use them.
2393 2001-07-08 Richard Henderson <rth@redhat.com>
2395 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
2396 Document MD_FALLBACK_FRAME_STATE_FOR.
2398 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2400 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
2401 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
2403 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
2405 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
2407 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
2408 of the label inside NAME as opposed to just the end of NAME.
2410 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
2412 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
2413 * config/alpha/alpha.c (alpha_init_machine_status,
2414 alpha_mark_machine_status, alpha_free_machine_status): Delete.
2415 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
2416 (vms_valid_decl_attribute_p): Make static, conditionally compile.
2417 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
2419 2001-07-06 Stan Shebs <shebs@apple.com>
2421 * target.h (targetm): Rename global from "target", so as not to
2422 conflict with local variables.
2424 * c-typeck.c: Ditto.
2428 * cp/decl2.c: Ditto.
2429 * cp/typeck.c: Ditto.
2430 * 1750a/1750a.c: Ditto.
2431 * a29k/a29k.c: Ditto.
2435 * clipper/clipper.c: Ditto.
2436 * convex/convex.c: Ditto.
2437 * d30v/d30v.c: Ditto.
2438 * dsp16xx/dsp16xx.c: Ditto.
2439 * elxsi/elxsi.c: Ditto.
2440 * fr30/fr30.c: Ditto.
2441 * h8300/h8300.c: Ditto.
2442 * i370/i370.c: Ditto.
2443 * i386/i386.c: Ditto.
2444 * i860/i860.c: Ditto.
2445 * i960/i960.c: Ditto.
2446 * ia64/ia64.c: Ditto.
2447 * m32r/m32r.c: Ditto.
2448 * m68hc11/m68hc11.c: Ditto.
2449 * m68k/m68k.c: Ditto.
2450 * m88k/m88k.c: Ditto.
2451 * mips/mips.c: Ditto.
2452 * ns32k/ns32k.c: Ditto.
2454 * pdp11/pdp11.c: Ditto.
2455 * romp/romp.c: Ditto.
2456 * rs6000/rs6000.c: Ditto.
2458 * sparc/sparc.c: Ditto.
2460 * we32k/we32k.c: Ditto.
2461 * doc/tm.texi: Update the manual to match.
2463 2001-07-06 Richard Henderson <rth@redhat.com>
2465 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
2466 DWARF2_UNWIND_INFO not just whether it is defined.
2468 2001-07-06 Diego Novillo <dnovillo@redhat.com>
2470 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
2471 call to simplify_binary_operation returns a new pattern.
2473 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2475 * glimits.h (__SHRT_MAX__): New.
2476 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
2477 (SHRT_MAX): Define in terms of __SHRT_MAX__.
2479 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
2481 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
2484 2001-07-06 Richard Henderson <rth@redhat.com>
2486 * bitmap.c (bitmap_release_memory): Move adjacent to the
2487 allocation functions.
2488 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
2489 the implementation. Binary search for the set bit.
2490 (bitmap_union_of_diff): Allocate the temporary on the stack
2491 instead of using xmalloc.
2493 2001-07-06 Richard Henderson <rth@redhat.com>
2495 * genrecog.c (validate_pattern): Warn for constraints in
2496 define_{expand,split,peephole2}. Remove strict_low_part
2497 before looking up match_dup.
2499 2001-07-06 DJ Delorie <dj@redhat.com>
2501 * doc/gcc.texi (Makefile): Rename to be a more general purpose
2502 chapter about various build hints and history. Add section
2503 talking about the various types of native and cross builds.
2505 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
2507 * Makefile.in (final.o): Depend on target.h.
2508 * final.c: Include target.h.
2509 (default_function_pro_epilogue): New.
2510 (final_start_function): Use target structure for function prologues.
2511 (final_end_function): Use target structure for function epilogues.
2512 * fold-const.c (real_hex_to_f): Constify s and p.
2513 * output.h (default_function_pro_epilogue): New.
2514 * real.h (real_hex_to_f): Update prototype.
2515 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
2516 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
2517 (TARGET_INITIALIZER): Update.
2518 * target.h (gcc_target): Add struct asm_out.
2519 * doc/tm.texi: Update.
2522 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
2523 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
2524 in cpu/cpu.c, or rename old functions consistently. Take
2525 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
2526 redundant macros and prototypes. Make new functions static.
2528 * 1750a/1750a.c: Similarly.
2529 * 1750a/1750a.h: Similarly.
2530 * a29k/a29k-protos.h: Similarly.
2531 * a29k/a29k.c: Similarly.
2532 * a29k/a29k.h: Similarly.
2533 * arc/arc-protos.h: Similarly.
2534 * arc/arc.c: Similarly.
2535 * arc/arc.h: Similarly.
2536 * arm/arm-protos.h: Similarly.
2537 * arm/arm.c: Similarly.
2538 * arm/arm.h: Similarly.
2539 * avr/avr-protos.h: Similarly.
2540 * avr/avr.c: Similarly.
2541 * avr/avr.h: Similarly.
2542 * clipper/clipper-protos.h: Similarly.
2543 * clipper/clipper.c: Similarly.
2544 * clipper/clipper.h: Similarly.
2545 * convex/convex.c: Similarly.
2546 * convex/convex.h: Similarly.
2547 * d30v/d30v-protos.h: Similarly.
2548 * d30v/d30v.c: Similarly.
2549 * d30v/d30v.h: Similarly.
2550 * d30v/d30v.md: Similarly.
2551 * dsp16xx/dsp16xx-protos.h: Similarly.
2552 * dsp16xx/dsp16xx.c: Similarly.
2553 * dsp16xx/dsp16xx.h: Similarly.
2554 * elxsi/elxsi.c: Similarly.
2555 * elxsi/elxsi.h: Similarly.
2556 * fr30/fr30.c: Similarly.
2557 * fr30/fr30.md: Similarly.
2558 * h8300/h8300-protos.h: Similarly.
2559 * h8300/h8300.c: Similarly.
2560 * h8300/h8300.h: Similarly.
2561 * i370/i370-protos.h: Similarly.
2562 * i370/i370.c: Similarly.
2563 * i370/i370.h: Similarly.
2564 * i386/i386.c: Similarly.
2565 * i386/osf1elf.h: Similarly.
2566 * i386/osfrose.h: Similarly.
2567 * i860/i860-protos.h: Similarly.
2568 * i860/i860.c: Similarly.
2569 * i860/i860.h: Similarly.
2570 * i960/i960-protos.h: Similarly.
2571 * i960/i960.c: Similarly.
2572 * i960/i960.h: Similarly.
2573 * ia64/ia64-protos.h: Similarly.
2574 * ia64/ia64.c: Similarly.
2575 * ia64/ia64.h: Similarly.
2576 * m32r/m32r-protos.h: Similarly.
2577 * m32r/m32r.c: Similarly.
2578 * m32r/m32r.h: Similarly.
2579 * m68hc11/m68hc11-protos.h: Similarly.
2580 * m68hc11/m68hc11.c: Similarly.
2581 * m68hc11/m68hc11.h: Similarly.
2582 * m68k/crds.h: Similarly.
2583 * m68k/dpx2.h: Similarly.
2584 * m68k/m68k-protos.h: Similarly.
2585 * m68k/m68k.c: Similarly.
2586 * m68k/m68k.h: Similarly.
2587 * m68k/news.h: Similarly.
2588 * m88k/m88k-protos.h: Similarly.
2589 * m88k/m88k.c: Similarly.
2590 * m88k/m88k.h: Similarly.
2591 * mips/mips-protos.h: Similarly.
2592 * mips/mips.c: Similarly.
2593 * mips/mips.h: Similarly.
2594 * ns32k/merlin.h: Similarly.
2595 * ns32k/ns32k.c: Similarly.
2596 * ns32k/ns32k.h: Similarly.
2597 * ns32k/tek6000.h: Similarly.
2598 * pa/pa-protos.h: Similarly.
2599 * pa/pa.c: Similarly.
2600 * pa/pa.h: Similarly.
2601 * pdp11/2bsd.h: Similarly.
2602 * pdp11/pdp11-protos.h: Similarly.
2603 * pdp11/pdp11.c: Similarly.
2604 * pdp11/pdp11.h: Similarly.
2605 * romp/romp-protos.h: Similarly.
2606 * romp/romp.c: Similarly.
2607 * romp/romp.h: Similarly.
2608 * rs6000/rs6000-protos.h: Similarly.
2609 * rs6000/rs6000.c: Similarly.
2610 * rs6000/rs6000.h: Similarly.
2611 * rs6000/sysv4.h: Similarly.
2612 * sh/sh-protos.h: Similarly.
2613 * sh/sh.c: Similarly.
2614 * sh/sh.h: Similarly.
2615 * sparc/sparc-protos.h: Similarly.
2616 * sparc/sparc.c: Similarly.
2617 * sparc/sparc.h: Similarly.
2618 * vax/vax.c: Similarly.
2619 * vax/vax.h: Similarly.
2620 * vax/vms.h: Similarly.
2621 * we32k/we32k.c: Similarly.
2622 * we32k/we32k.h: Similarly.
2624 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
2626 * basic-block.h (first_insn_after_basic_block_note): Declare.
2627 * flow.c (first_insn_after_basic_block_note): Define. Moved
2629 * ssa.c (first_insn_after_basic_block_note): Remove.
2630 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
2632 (ssa_eliminate_dead_code): Properly update the CFG and PHI
2633 nodes when we find a dead conditional branch. Insert BARRIERs
2634 after any blocks with no successors, but which do not have
2637 2001-07-06 Zack Weinberg <zackw@stanford.edu>
2639 * varray.c (varray_check_failed): Use internal_error.
2641 2001-07-05 Andrew Haley <aph@redhat.com>
2643 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
2644 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
2645 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
2647 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
2649 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
2650 reference if the target constant is also a SYMBOL_REF.
2652 2001-07-05 Eric Christopher <echristo@redhat.com>
2654 * config/mips/mips.h (MASK_MIPS3900): Remove.
2655 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
2656 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
2657 (TARGET_MIPS3900): Change to use mips_arch.
2658 (TARGET_MIPS4000): New.
2659 (TARGET_MIPS4100): New.
2660 (TARGET_MIPS4300): New.
2661 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
2662 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
2664 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
2665 (ISA_HAS_BRANCHLIKELY): To here.
2666 (CC1_CPU_SPEC): New.
2667 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
2668 (mips_arch_string): Declare.
2669 (mips_arch): Declare.
2670 (TARGET_OPTIONS): Add -march and -mtune.
2672 * config/mips/mips.c (mips_arch_string): New.
2674 (override_options): Handle -march for codegen and -mtune
2675 for scheduling. Use mips_arch. Move tx39 target default here.
2676 (mips_parse_cpu): Move error message to override_options.
2678 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
2680 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
2682 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
2683 (MIPS Options): Ditto. Change mcpu entry to historical text.
2685 2001-07-05 H.J. Lu (hjl@gnu.org)
2687 * config/mips/mips.c (mips_parse_cpu): New function to parse
2690 2001-07-05 Jim Wilson <wilson@redhat.com>
2692 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
2693 * config/ia64/t-ia64: Likewise.
2694 (LIB1ASMFUNCS): Update comment.
2696 2001-07-05 David Edelsohn <edelsohn@gnu.org>
2698 * doc/install.texi (Install GCC: Binaries): Fix typo.
2700 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2702 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
2703 reference using the stack pointer, adjust it since we push Y
2705 ("*ashrsi3"): Likewise.
2706 ("*lshrsi3"): Likewise.
2708 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2710 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
2711 when -fomit-frame-pointer is used.
2713 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
2715 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
2716 (try_redirect_by_replacing_jump): Reverse updating properly the
2717 count and frequency information. Reverse removing cc0 setter.
2718 (forwarder_block_p): Reverse fixing for fallthru blocks.
2720 2001-07-05 DJ Delorie <dj@redhat.com>
2722 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
2723 (translate_options): If the above is defined, use it to map
2724 given options to new options.
2725 * doc/tm.texi: Document it.
2727 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
2728 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2730 * doc/invoke.texi (Optimize Options): Document that -fgcse may
2731 cause programs using computed gotos to run more slowly.
2733 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2735 * doc/install.texi (Specific): Markup, spelling and typo fixes.
2737 Consistently require binutils 2.11.2, not prereleases.
2738 (Specific, decstation-*): Canonicalize as mips-dec-*.
2739 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
2741 (Specific, m68k-altos): Removed reference to README.altos, deleted.
2742 (Specific, mips-*): Reword MIPS C compiler requirements.
2743 (Specific, powerpc*-*-*): New, mention --with-cpu once.
2744 (Specific, sunv5): Removed, obsolete.
2746 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
2748 * dwarf2out.c (output_loc_list): Use an all ones mask for
2749 .text asm output and don't rely on long long
2750 literals. Reformat some long lines.
2752 2001-07-05 Andreas Jaeger <aj@suse.de>
2754 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
2757 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2759 * dwarf2out.c (dwarf2out_define): Update comment.
2760 (dwarf2out_undef): Ditto.
2761 (dwarf2out_start_source_file): Ditto.
2762 (dwarf2out_end_source_file): Ditto.
2763 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
2764 since we never call the start/end debug hook for the primary file.
2766 2001-07-04 Kazu Hirata <kazu@hxi.com>
2768 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
2771 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2773 * cppinit.c (remove_dup_dirs): Inform if a system include
2774 directory is being reordered.
2775 * doc/invoke.texi (Directory Options): GCC warns if you hide a
2777 * doc/cpp.texi (Search Paths): Likewise.
2778 * doc/gcc.texi (Interoperation): Remove information about
2781 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
2783 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
2784 (VARRAY_TOP_CHAR_PTR): Likewise.
2786 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2788 * gcc.c (process_command): Don't assign elements of a const char*.
2790 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2792 * emit-rtl.c (change_address): Don't abort if invalid address while
2793 reload is in progress.
2795 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2797 * c-lex.c (cb_file_change): Pass line number to
2798 debug_start_source_file.
2799 (cb_undefine): Pass correct line number to debug_undef.
2801 * toplev.c (debug_start_source_file): Add line number to
2802 parameters. Pass it along to dwarf2out_start_source_file.
2803 (decode_g_option): Stop resetting debug level back to normal when
2804 we change debug formats, unless the current level is
2805 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
2808 * toplev.h (debug_start_source_file): Add line number to
2811 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
2814 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
2816 Output debug_macinfo data for starting file if requested.
2817 (dwarf2out_end_source_file): Output debug_macinfo data for ending
2819 (dwarf2out_define): Output debug_macinfo data for defining a macro
2821 (dwarf2out_undef): Output debug_macinfo data for undefining a
2823 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
2824 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
2825 (macinfo_section_label): New. DWARF2 macro info section label.
2826 (dwarf2out_init): If we want macro info, output the start label
2828 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
2829 attribute to the compilation unit die pointing to the macro info.
2831 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
2833 * dwarf2out.c (new_loc_list): Move to inside #ifdef
2834 DWARF2_DEBUGGING_INFO.
2835 (add_loc_descr_to_loc_list): Ditto.
2836 (output_loc_list): Ditto.
2837 Also, fix thinko in curr not being initialized.
2838 (gen_internal_sym): Ditto.
2840 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2842 * emit-rtl.c (replace_equiv_address): New function.
2843 * expr.h (replace_equiv_address): New declaration.
2844 * explow.c (validize_mem): Call it instead of change_address and
2845 also call if -fforce-addr and address is constant.
2846 * expr.c: Replace more calls to change_address with adjust_address
2847 and/or replace_equiv_address or to validize_mem.
2848 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
2849 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
2850 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
2851 * config/i370/i370.md, config/i860/i860.md: Likewise.
2852 * config/i960/i960.md, config/mips/mips.c: Likewise.
2853 * config/mips/mips.md, config/pa/pa.md: Likewise.
2854 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
2855 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
2857 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2859 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
2861 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
2864 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
2866 * doc/include: New directory.
2867 * doc/fdl.texi: Move to doc/include/fdl.texi.
2868 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
2869 * doc/include/funding.texi, doc/include/gpl.texi: New files.
2870 * doc/gcc.texi: Use funding.texi and gpl.texi.
2871 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
2872 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
2873 Update dependencies and use -I $(docdir)/include.
2875 2001-07-04 Anthony Green <green@redhat.com>
2877 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
2879 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2881 * doc/install.texi (sparc64-*-*): Remove garbage.
2883 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
2885 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
2886 Fix typo in last change to use adjust_address.
2888 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2890 * doc/install.texi (Specific): Update information for *-*-solaris*.
2892 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2894 * explow.c (plus_constant_wide): Reinitialize Y for restart.
2896 2001-07-03 Stan Shebs <shebs@apple.com>
2898 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
2899 case for flag_no_mach_text_sections.
2900 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
2901 * config/darwin.c (flag_no_mach_text_sections): Remove.
2902 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
2904 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2906 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
2907 and avoid checking for constant as first operand.
2908 * recog.c (find_constant_term_loc): No longer static.
2909 (adj_offettable_operand): Delete.
2910 * rtl.h (adj_offsettable_operand): Delete declaration.
2911 (find_constant_term): Add declaration.
2912 * caller-save.c: Replace calls to adj_offsettable_operand with calls
2914 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
2915 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
2916 * config/i386/i386.c, config/i386/i386.md: Likewise.
2917 * config/i860/i860.c, config/i960/i960.c: Likewise.
2918 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
2919 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
2920 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
2921 * config/mips/mips.c, config/mips/mips.md: Likewise.
2922 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
2923 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
2924 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
2925 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
2926 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
2927 * config/ns32k/ns32k.md: Likewise.
2929 2001-07-03 Zack Weinberg <zackw@stanford.edu>
2931 * rtl.c (copy_rtx): Handle 'T' format letter.
2932 * gensupport.c (collect_insn_data): Likewise.
2933 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
2935 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
2937 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
2938 -B option. Use 'dir' not 'foo' as example directory name.
2940 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2942 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2943 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
2945 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2947 * doc/cppinternals.texi: Improve formatting and logical markup.
2949 2001-07-03 Andreas Jaeger <aj@suse.de>
2951 * Makefile.in (insn-recog.o): Add dependency on reload.h.
2953 * genrecog.c (write_header): Include reload.h for prototypes in
2956 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
2959 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
2960 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
2961 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
2962 i386_pe_valid_type_attribute_p): Add.
2963 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
2964 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
2966 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2968 * explow.c (plus_constant_wide, case LO_SUM): New case.
2969 (plus_constant_for_output_wide): Delete.
2970 * rtl.h (plus_constant_for_output): Delete.
2971 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
2972 instead of plus_constant_for_output.
2973 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
2974 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
2975 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
2976 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
2977 * config/sparc/sparc.md: Likewise.
2978 Convert some change_address calls to adjust_address.
2980 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
2982 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
2983 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
2984 documentation of -std and -Wwrite-strings.
2986 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
2988 * cse.c (canon_hash): Don't register registers in very small
2989 register classes, as extending their lifetime might cause
2992 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2994 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
2996 * flow.c (forwarder_block_p): Fix for fallthru blocks.
2997 (try_redirect_by_replacing_jump): Update properly the count
2998 and frequency information.
3000 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
3002 * toplev.c (dump_file_index): Move SSA dumps just after first
3004 (dump_file): Corresponding changes.
3005 (rest_of_compilation): Move SSA path to just after the first
3007 * doc/gcc.texi (Passes): Update due to movement of SSA path.
3008 * doc/invoke.texi: Update dump file #s as they were completely
3009 out of date with reality.
3011 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
3013 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
3015 * expr.c (emit_move_insn_1): Deal with non-default
3018 * expr.c (emit_single_push_insn): Fix warning.
3020 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3022 * expr.c (emit_move_insn_1): Avoid modifying
3023 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
3025 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3027 * emit-rtl.c (adjust_address): New function.
3028 * expr.h (adjust_address): Add declaration.
3029 * builtins.c: Replace some calls to change_address with calls to it
3031 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
3032 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
3033 * config/arm/arm.c, config/convex/convex.c: Likewise.
3034 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
3035 * config/i386/i386.c, config/i386/i386.md: Likewise.
3036 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
3037 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
3038 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
3039 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
3040 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
3042 2001-07-02 Jim Wilson <wilson@redhat.com>
3044 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
3046 2001-07-02 Steve Ellcey <sje@cup.hp.com>
3048 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
3049 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
3051 2001-07-02 Zack Weinberg <zackw@stanford.edu>
3053 * cppinit.c (lang_defaults): New table.
3054 (set_lang): Just read from lang_defaults into the live options
3057 2001-07-02 Zack Weinberg <zackw@stanford.edu>
3059 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
3060 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
3061 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
3063 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3065 * doc/install.texi: Various spelling and markup fixes.
3066 (Installing GCC): Component specific installation instructions are
3069 Warn about removing old install dir in the presence of shared libs.
3070 (Configuration): Invoke with options target to match configure
3072 Consistently refer to gas, gld pathnames.
3073 Invert --enable-multilib documentation.
3074 Remove references to old compiler versions.
3076 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3078 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
3080 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3082 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
3084 (Specific, mips*-sgi-irix5): Note IDO download.
3085 Reworded MIPS C hints.
3086 Use GNU as instead of GAS.
3088 Removed SGI Freeware reference, IRIX 6 only.
3089 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
3090 Note N64 library requirement/workaround.
3092 Complete list of structure passing bug victims.
3094 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3096 * doc/install.texi: Remove CVS Id.
3098 2001-07-02 Andreas Jaeger <aj@suse.de>
3100 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
3101 (find_inherently_necessary): Remove unused variable.
3103 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
3105 * c-common.h (TDI_inlined): New ast dump phase.
3106 (dump_flag_name): New function.
3107 * c-dump.c (dump_files): Add inlined phase.
3108 (dump_flag_name): Define.
3109 * doc/invoke.texi (-fdump-ast-inlined): Document.
3111 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3113 * stor-layout.c (layout_decl): Revert change to handling of alignment
3116 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3118 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
3121 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
3123 * doc/tm.texi (FUNCTION_ARG): Document that the last call
3126 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
3128 * tlink.c (recompile_files): Remove COMPILER_PATH and
3129 LIBRARY_PATH from the environment.
3131 2001-07-01 Zack Weinberg <zackw@stanford.edu>
3133 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
3134 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
3136 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
3138 * c-parse.in (OBJC_STRING): Kill.
3139 (objc_string): Decompose to [objc_string] '@' STRING.
3140 (reswords): Take the leading '@' off all the Objective C keywords.
3141 (objc_rid_sans_at): Kill.
3142 (init_reswords): Don't initialize it.
3143 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
3144 (_yylex): Kill reconsider label. Look ahead one token after
3145 an '@'; if we get an identifier, check whether it's an
3146 Objective C @-keyword. If so, return the keyword. Otherwise,
3147 put back the token and return the '@' as a terminal.
3149 * cpplib.c (lex_macro_node): Remove unnecessary check for
3150 leading '@' on identifier. Clarify control flow and commentary.
3152 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3154 * cse.c (new_label_ref): Variable deleted.
3155 (insert): Remove set of new_label_ref.
3156 (check_for_label_ref): New function.
3157 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
3159 See ChangeLog.5 for earlier changes.