forked from illumos/gcc
/
ChangeLog-2006
23810 lines (19134 loc) · 874 KB
/
ChangeLog-2006
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
2006-12-31 Richard Guenther <rguenther@suse.de>
PR middle-end/30137
* fold-const.c (fold_comparison): Fold comparison of addresses
of components.
2006-12-31 Roger Sayle <roger@eyesopen.com>
PR middle-end/30322
* fold-const.c (fold_binary): Fold X + ~X and ~X + X into -1 when
we don't care about trapping overflow. Only convert -A - 1 into ~A
when we don't care about trapping overflow.
2006-12-31 Richard Guenther <rguenther@suse.de>
PR middle-end/30338
* fold-const.c (fold_binary): Fix type-mismatch in folding
of -1 - A to ~A.
2006-12-30 Kazu Hirata <kazu@codesourcery.com>
* tree-inline.c: Fix a comment typo.
2006-12-30 Jan Hubicka <jh@suse.cz>
* ipa-pure-const.c (check_operand): SSA_NAME is safe.
* ipa-type-escape.c (scan_for_refs): Look into SSA_NAMEs.
2006-12-30 Jan Hubicka <jh@suse.cz>
* tree.h (DECL_CALL_CLOBBERED): Remove.
(tree_decl_common): Remove call_clobbered flag.
* tree-flow.h (struct var_ann_d): Add call_clobbered flag.
* tree-ssa-alias.c (mark_non_addressable, reset_cc_flags): Update.
* tree-flow-inline.h (is_call_clobbered, mark_call_clobbered,
clear_call_clobbered): Update.
* tree-ssa.c (verify_call_clobbering): Update.
2006-12-30 Jan Hubicka <jh@suse.cz>
* tree-ssa-alias.c (create_structure_vars): When in SSA, update operand
caches.
* tree-ssa-operands.c (build_ssa_operands): Recompute addresses_taken
bitmap.
2006-12-30 Jan Hubicka <jh@suse.cz>
Vladimir Yanovsky <volodyan@gmail.com>
* emit-rt.c (emit_copy_of_insn_after): Fix bug causing exponential
amount of copies of INSN_NOTEs list.
2006-12-29 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_expand_queue): Rename to...
(cgraph_new_nodes): ... this one.
(cgraph_state): New global variable.
(cgraph_add_new_function): Work in more cases.
* cgraph.h (cgraph_expand_queue): Rename to ...
(cgraph_new_nodes): ... this one.
(cgraph_state): New enum and static variable.
(cgraph_add_new_function): Update prototype.
(cgraph_process_new_functions): New.
* omp-low.c (expand_omp_parallel): Update.
* cgraphunit.c (initialize_inline_failed): Declare early.
(cgraph_process_new_functions): New function.
(cgraph_assemble_pending_functions): Use it.
(cgraph_expand_all_functions): Use it.
(cgraph_optimize): Use it; set cgraph_state.
* passes.c (execute_one_pass, execute_ipa_pass_list): Process new
functions
2006-12-29 Kazu Hirata <kazu@codesourcery.com>
* tree-cfg.c (last_stmt_ptr): Remove.
* tree-flow.h: Remove the prototype for last_stmt_ptr.
* config/i386/i386.h (NON_QI_REG_P): Remove.
* config/i386/predicates.md (non_q_regs_operand): Remove.
2006-12-29 Ian Lance Taylor <iant@google.com>
* c-common.c (c_define_builtins): New static function broken out
of c_common_nodes_and_builtins.
(c_common_nodes_and_builtins): Call c_define_builtins unless only
doing preprocessing.
2006-12-29 Jan Hubicka <jh@suse.cz>
* tree-inline.c (remap_ssa_name): New function.
(remap_decl): Update SSA datastructures for DECLs.
(copy_body_r): Deal with SSA_NAMEs; add referenced global vars.
(copy_bb): Set SSA_NAME def stmts.
(update_ssa_acorss_eh_edges): New function.
(copy_edge_for_bb): Call it; mark new vars for renaming.
(copy_phis_for_bb): New function.
(initialize_cfun): Break out from ...
(copy_cfg_body): ... here; maintain AUX map for both directions;
call SSA updating workers; do not produce copy of cfun to be copied.
(setup_one_parameter): Do propagation across SSA form.
(declare_return_variable): Work on SSA; use return_slot instead of
address of return slot of argument to avoid folding back and forth.
(expand_call_inline): Update SSA from on return values.
(optimize_inline_calls): Do sanity checking, dead blocks removal,
update SSA form.
(tree_function_verioning): Update initialize_cfun.
2006-12-29 Marcin Dalecki <martin@dalecki.de>
* doc/invoke.texi: Replace no longer supported -fno-strength-reduce
with -fmerge-constants in sample code.
2006-12-28 Kazu Hirata <kazu@codesourcery.com>
* Makefile.in (OBJS-common): Remove conflict.o
(conflict.o): Remove.
* basic-block.h: Remove the prototypes for conflict.c.
* conflict.c: Remove.
2006-12-27 Daniel Berlin <dberlin@dberlin.org>
* sbitmap.c (BITMAP_DEBUGGING): New macro.
(do_popcount): Ditto.
(sbitmap_verify_popcount): New function.
(sbitmap_alloc): Set popcount to NULL, remove set of bytes
member.
(sbitmap_alloc_with_popcount): New function.
(sbitmap_resize): Remove uses of bytes member and update
popcount.
(sbitmap_realloc): Remove uses of bytes member.
(sbitmap_copy): Copy popcount.
(sbitmap_copy_n): New function.
(sbitmap_zero): Update popcount cache.
(sbitmap_ones): Ditto.
(sbitmap_a_and_b): Ditto.
(sbitmap_a_or_b): Ditto.
(sbitmap_a_xor_b): Ditto.
(sbitmap_union_of_diff_cg): Assert non-existence of popcount
cache.
(sbitmap_union_of_diff): Ditto.
(sbitmap_not): Ditto.
(sbitmap_difference): Ditto.
(sbitmap_a_and_b_cg): Ditto.
(sbitmap_a_xor_b_cg): Ditto.
(sbitmap_a_or_b_cg): Ditto.
(sbitmap_a_or_b_and_c_cg): Ditto.
(sbitmap_a_and_b_or_c_cg): Ditto.
(sbitmap_intersection_of_succs): Ditto.
(sbitmap_intersection_of_preds): Ditto.
(sbitmap_union_of_succs): Ditto.
(sbitmap_union_of_preds): Ditto.
(popcount_table): New.
(sbitmap_elt_popcount): New function.
(sbitmap_popcount): Ditto.
* sbitmap.h (sbitmap): Remove bytes member.
Add popcount member.
(SET_BIT): Macro turned into function.
(RESET_BIT): Ditto.
(SBITMAP_SIZE_BYTES): New macro.
(sbitmap_free): Free popcount too.
(sbitmap_alloc_with_popcount): New prototype.
(sbitmap_copy_n): Ditto.
(sbitmap_verify_popcount): Ditto.
2006-12-27 Ian Lance Taylor <iant@google.com>
PR debug/26964
* dwarf2out.c (gen_type_die): Don't write out a DIE for
ENUMERAL_TYPE if it was already written out.
2006-12-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/29335
* builtins.c (do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3,
do_mpfr_sincos): Ensure target base equals two.
2006-12-26 Kazu Hirata <kazu@codesourcery.com>
* tree-ssa-operands.c: Fix a comment typo.
2006-12-25 Kazu Hirata <kazu@codesourcery.com>
* tree-vectorizer.h (VECT_SMODULO): Remove.
2006-12-24 Andreas Tobler <a.tobler@schweiz.org>
* config/pa/pa.c: Remove heap vector type defines.
2006-12-24 Jan Hubicka <jh@suse.cz>
* tree-ssa-operands.h (struct ssa_operand_memory_d):
add ssa_operand_mem_size.
* tree-ssa-operands.c (operands_bitmap_obstack): New.
(ssa_operand_mem_size): Remove.
(init_ssa_operands): Initialize obstack; use it.
(fini_ssa_operands): Release obstack.
(ssa_operand_alloc): Update.
(finalize_ssa_vdefs, finalize_ssa_vuse_ops, copy_virtual_operands,
get_mpt_for): Use obstack.
* tree-ssa.c (delete_tree_ssa): Call fini_ssa_operands.
* tree-outof-ssa.c: (remove_ssa_form): Don't call it here.
2006-12-24 Jan Hubicka <jh@suse.cz>
* tree-mudflap.c (ml_decl_cache_locals, md_build_check_statement_for):
add newly referenced vars.
2006-12-24 Kazu Hirata <kazu@codesourcery.com>
* basic-block.h: Remove the prototype for
expected_value_to_br_prob.
* rtl.h: Remove the prototypes for expand_builtin_expect_jump
and purge_line_number_notes.
2006-12-23 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne,
assert_no_overflow_lt, assert_loop_rolls_lt,
number_of_iterations_lt, number_of_iterations_le,
number_of_iterations_cond, number_of_iterations_exit):
Use integer_zerop/integer_nonzerop instead of
null_or_integer_zerop/nonnull_and_integer_nonzerop.
* tree.h (null_or_integer_zerop, nonnull_and_integer_nonzerop):
Removed.
* tree-scalar-evolution.c (simple_iv): Return zero for step of
an invariant.
* tree-ssa-loop-ivopts.c (alloc_iv): Do not set step of invariants
to zero.
(get_iv): Return NULL for non-scalar types. Use zero as a step
of an invariant.
(determine_biv_step, find_interesting_uses_op,
find_interesting_uses_cond, find_interesting_uses_stmt,
add_old_ivs_candidates, determine_use_iv_cost_condition,
rewrite_use_compare, remove_unused_ivs):
Use integer_zerop instead of null_or_integer_zerop.
(struct ifs_ivopts_data): Replace step_p field with step field.
(idx_find_step): Use zero as a step of an invariant. Modify
step instead of *step_p.
(find_interesting_uses_address): Use zero as a step of an invariant.
Use integer_zerop instead of null_or_integer_zerop.
(find_interesting_uses_outside): Call find_interesting_uses_op only
for phi nodes for real operands.
(add_candidate_1): Expect step to be non-NULL.
* tree-ssa-loop-prefetch.c (idx_analyze_ref): Expect step to be
non-NULL.
2006-12-23 Andrew Pinski <pinskia@gmail.com>
* vec.c: Don't include tree.h.
* Makefile.in (vec.o): Update dependencies.
(build/vec.o): Likewise.
2006-12-23 Kazu Hirata <kazu@codesourcery.com>
* common.opt (flag_force_mem): Remove.
* doc/invoke.texi (-fforce-mem): Remove.
* opts.c (common_handle_option): Don't handle OPT_fforce_mem.
* Makefile.in (final.o): Depend on vecprim.h.
* final.c: Include vecprim.h.
(insn_addresses_): Change the type to VEC(int,heap)*.
* insn-addr.h (INSN_ADDRESSES_DEFN): Remove.
(INSN_ADDRESSES, INSN_ADDRESSES_ALLOC, INSN_ADDRESSES_SIZE,
INSN_ADDRESSES_NEW): Use VEC instead of VARRAY.
2006-12-23 Marcin Dalecki <martin@dalecki.de>
* cgraphunit.c (cgraph_optimize): Fixed obvious thinko in memory
consumption reporting.
2006-12-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/7651
* c.opt (Wmissing-parameter-type): New.
* doc/invoke.texi (Wmissing-parameter-type): Document it.
(Wextra): Enabled by -Wextra.
* c-opts.c (c_common_post_options): Enabled by -Wextra.
* c-decl.c (store_parm_decls_oldstyle): Replace Wextra with
Wmissing-parameter-type.
2006-12-23 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (dbx_reg_number): Do leaf register remapping
only if the function is leaf.
(multiple_reg_loc_descriptor): Likewise.
2006-12-23 Kazu Hirata <kazu@codesourcery.com>
* rtl.h (NOTE_EXPECTED_VALUE): Remove.
2006-12-23 Jan Hubicka <jh@suse.cz>
* toplev.c (dump_memory_report): Break out from...
(finalize): Here.
* toplev.h (dump_memory_report): Declare.
(cmp_statistic): Rename to ...
(final_cmp_statistic): ... this one
(cmp_statistic): New.
(dump_ggc_loc_staitsitcs): New FINAL parpameter.
* common.opt (-fpre-ipa-mem-report, -fpost-ipa-mem-report): Declare.
* varray.c (dump_varray_staitiscs): Do not segfault when no varray was
allocated so far.
* cgraphunit.c (cgraph_optimize): Dump the memory reports.
2006-12-22 Mike Stump <mrs@apple.com>
* config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): Add
-mmacosx-version-min=10.4.
(crt2.o): Add $(DARWIN_EXTRA_CRT_BUILD_CFLAGS).
2006-12-23 Jan Hubicka <jh@suse.cz>
* tree-flow-inline.h (var_ann): External variable annotations are
unshared too.
(tree_common_ann): Handle correctly unshared variables annotations.
* tree-dfa.c (create_var_ann): External variable annotations are
unshared too.
2006-12-22 Kazu Hirata <kazu@codesourcery.com>
* basic-block.h: Remove the prototype for
commit_edge_insertions_watch_calls.
* cfgrtl.c (commit_edge_insertion): Drop the last argument.
Simplify.
(commit_edge_insertions_watch_calls): Remove.
(commit_edge_insertions): Adjust the call to
commit_one_edge_insertion.
2006-12-22 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-niter.c (zero_p, nonzero_p): Removed.
(number_of_iterations_ne, number_of_iterations_lt_to_ne,
assert_no_overflow_lt, assert_loop_rolls_lt,
number_of_iterations_lt, number_of_iterations_le,
number_of_iterations_cond, tree_simplify_using_condition_1,
number_of_iterations_exit, find_loop_niter, loop_niter_by_eval,
implies_nonnegative_p, implies_ge_p, record_nonwrapping_iv,
idx_infer_loop_bounds, n_of_executions_at_most, scev_probably_wraps_p):
Do not use zero_p/nonzero_p.
* tree-ssa-loop-manip.c (determine_exit_conditions): Ditto.
* tree-ssa-loop-ivopts.c (niter_for_exit, determine_biv_step,
find_interesting_uses_op, find_interesting_uses_cond,
find_interesting_uses_address, find_interesting_uses_stmt,
strip_offset_1, add_candidate_1, add_old_ivs_candidates,
difference_cost, determine_use_iv_cost_condition,
rewrite_use_compare, remove_unused_ivs): Ditto.
* tree-ssa-address.c (tree_mem_ref_addr, create_mem_ref_raw): Ditto.
* tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
* tree-cfg.c (find_taken_edge_cond_expr): Ditto.
* tree.h (zero_p): Declaration removed.
(null_or_integer_zerop, nonnull_and_integer_nonzerop): New.
2006-12-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/7651
* c.opt (Wclobbered): New.
* doc/invoke.texi (Wclobbered): Document it.
(Wextra): Enabled by -Wextra.
* c-opts.c (c_common_post_options): Enabled by -Wextra.
* flow.c (rest_of_handle_life): Replace Wextra with Wclobbered.
* function.c (setjmp_vars_warning): Only warn for Wclobbered.
(setjmp_args_warning): Likewise.
2006-12-22 Kazu Hirata <kazu@codesourcery.com>
* config/elfos.h, config/spu/spu.c, tree-ssa-operands.h,
tree-ssa-ter.c: Fix comment typos.
2006-12-22 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/29840
* fwprop.c (forward_propagate_into): Reject artificial uses/defs.
(fwprop_init): Add DF_HARD_REGS to df_init call.
2006-12-21 Andrew Pinski <pinskia@gmail.com>
* tree-nested.c (create_tmp_var_for): Check for vector type
when setting DECL_GIMPLE_REG_P.
2006-12-21 Roger Sayle <roger@eyesopen.com>
* tree-pretty-print.c (dump_generic_node): Avoid outputing "(void) 0;"
as the else branch of a COND_EXPR.
2006-12-22 Kazu Hirata <kazu@codesourcery.com>
* cgraphunit.c, config/i386/i386.c, config/ia64/ia64.c, cse.c,
output.h, toplev.c, tree-affine.h, tree-flow.h,
tree-ssa-alias.c, tree-ssa-coalesce.c, tree-ssa-live.c,
tree-ssa-live.h, tree-ssa-operands.c, tree-ssa-ter.c,
tree-vrp.c, varpool.c: Fix comment typos.
* cgraphunit.c, varpool.c: Fix comment typos.
2006-12-22 Ulrich Weigand <uweigand@de.ibm.com>
* config/spu/spu.h (ARG_POINTER_CFA_OFFSET): Define.
* config/spu/spu.c (spu_expand_prologue): Set RTX_FRAME_RELATED_P
for insn setting up the frame pointer. Do not set it for insns
setting up scratch registers or storing the backchain.
2006-12-21 Eric Botcazou <ebotcazou@adacore.com>
PR other/29639
* configure.ac (HAVE_LD_EH_GC_SECTIONS): Check that exception tables
are kept for .gnu.linkonce.t sections if COMDAT groups are disabled.
* configure: Regenerate.
2006-12-21 Joseph Myers <joseph@codesourcery.com>
* rtlanal.c (subreg_get_info): Do not make register size
computations for mode sizes not divisible by the number of
registers.
2006-12-21 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (build_constraint_graph): Insert complex
offsetted constraints into rhsvar, not lhsvar.
2006-12-21 Jakub Jelinek <jakub@redhat.com>
PR middle-end/30262
PR middle-end/30263
* tree-nested.c (walk_asm_expr): New function.
(walk_stmts): Use it for ASM_EXPR.
PR target/30230
* config/ia64/ia64.c (ia64_add_bundle_selector_before): New function.
(bundling): Use it.
2006-12-21 Nathan Sidwell <nathan@codesourcery.com>
PR target/28966
PR target/29248
* reload1.c (reload): Realign stack after it changes size.
2006-12-20 Roger Sayle <roger@eyesopen.com>
* simplify-rtx.c (simplify_subreg): Use the correct mode when
determining whether a SUBREG of a CONCAT refers to the first or
second component.
2006-12-21 Ben Elliston <bje@au.ibm.com>
* config/spu/spu.c (spu_builtin_mul_widen_even): Remove unused
local variable `d'.
2006-12-20 Jan Hubicka <jh@suse.cz>
* tree-dfa.c (add_referenced_var): Walk initializers of
non-constant/readonly static vars.
2006-12-20 Jan Hubicka <jh@suse.cz>
* tree-flow-inline.h (gimple_var_anns): New function.
(var_ann): Use hashtable for static functions.
* tree-dfa.c (create_var_ann): Likewise.
* tree-ssa.c (var_ann_eq, var_ann_hash): New functions.
(init_tree_ssa): Initialize var anns.
(delete_tree_ssa): Delete var anns; also clear out gimple_df.
* tree-flow.h (struct static_var_ann_d): New structure.
(gimple_df): Add var_anns.
2006-12-20 Carlos O'Donell <carlos@codesourcery.com>
PR bootstrap/30242
* gcc/c-incpath.c (add_standard_paths): Only relocate paths that
begin with the configured prefix.
2006-12-20 Jan Hubicka <jh@suse.cz>
PR target/30213
* i386.c (expand_setmem_epilogue): Fix formating.
(dsmalest_pow2_greater_than): New function.
(ix86_expand_movmem): Improve comments; avoid re-computing of
epilogue size.
(promote_duplicated_reg_to_size): Break out from ...
(expand_setmem): ... this one; reorganize promotion code;
improve comments; avoid recomputation of epilogue size.
2006-12-20 Andrew Pinski <pinskia@gmail.com>
PR middle-end/30143
* omp-low.c (init_tmp_var): New function.
(save_tmp_var): New function.
(lower_omp_1): Use them for VAR_DECL.
2006-12-20 Andrew Pinski <pinskia@gmail.com>
* tree-gimple.c (is_gimple_min_invariant): Treat constant vector
CONSTRUCTORs as min invariants.
2006-12-20 Joseph Myers <joseph@codesourcery.com>
* rtlanal.c (struct subreg_info, subreg_get_info, subreg_nregs):
New.
(subreg_regno_offset, subreg_offset_representable_p): Change to
wrappers about subreg_get_info.
(refers_to_regno_p, reg_overlap_mentioned_p): Use subreg_nregs.
* rtl.h (subreg_nregs): Declare.
* doc/tm.texi (HARD_REGNO_NREGS_HAS_PADDING): Update to refer to
subreg_get_info.
* caller-save.c (mark_set_regs, add_stored_regs): Use
subreg_nregs.
* df-scan.c (df_ref_record): Use subreg_nregs.
* flow.c (mark_set_1): Use subreg_nregs.
* postreload.c (move2add_note_store): Use subreg_nregs.
* reload.c (decompose, refers_to_regno_for_reload_p,
reg_overlap_mentioned_for_reload_p): Use subreg_nregs.
* resource.c (update_live_status, mark_referenced_resources,
mark_set_resources): Use subreg_nregs.
2006-12-20 Zdenek Dvorak <dvorakz@suse.cz>
* loop-unswitch.c (unswitch_loop): Update arguments of
duplicate_loop_to_header_edge call.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Ditto.
* loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations,
unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
Ditto.
* cfgloopmanip.c (loop_version): Ditto.
(duplicate_loop_to_header_edge): Change
type of to_remove to VEC(edge), remove n_to_remove argument.
* tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
Change type of to_remove to VEC(edge), remove n_to_remove argument.
(tree_unroll_loop): Update arguments of
tree_duplicate_loop_to_header_edge call.
* cfghooks.c (cfg_hook_duplicate_loop_to_header_edge):
Change type of to_remove to VEC(edge), remove n_to_remove argument.
* cfghooks.h (struct cfg_hooks): Type of
cfg_hook_duplicate_loop_to_header_edge changed.
(cfg_hook_duplicate_loop_to_header_edge): Declaration changed.
* cfgloop.h (duplicate_loop_to_header_edge): Ditto.
* tree-flow.h (tree_duplicate_loop_to_header_edge): Ditto.
2006-12-20 Dorit Nuzman <dorit@il.ibm.com>
* config/spu/spu.md (vec_widen_umult_hi_v8hi): New.
(vec_widen_umult_lo_v8hi, vec_widen_smult_hi_v8hi): New.
(vec_widen_smult_lo_v8hi): New.
* config/spu/spu.c (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Defined.
(TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Defined.
(spu_builtin_mul_widen_even, spu_builtin_mul_widen_odd): New.
2006-12-20 Jan Hubicka <jh@suse.cz>
* cgraph.c: Update overall comment; fix vertical spacing.
* ipa-inline.c (cgraph_decide_inlining): Remove now redundant check.
2006-12-20 Jan Hubicka <jh@suse.cz>
* cgraph.h (FOR_EACH_STATIC_VARIABLE, FOR_EACH_STATIC_INITIALIZER): New
macros.
(varpool_first_static_initializer, varpol_next_static_initializer): New
inline functions.
* ipa-reference.c (analyze_variable): Simplify.
(static_execute): Use FOR_EACH_STATIC_INITIALIZER.
* ipa-type-escape.c (type_escape_execute): Use FOR_EACH_STATIC_VARIABLE.
2006-12-19 Andrew Pinski <pinskia@gmail.com>
PR tree-opt/30045
* tree-vrp.c (nonnull_arg_p): Treat the static decl as always
non null.
2006-12-20 Ben Elliston <bje@au.ibm.com>
* doc/invoke.texi (Optimize Options): Typo fix.
2006-12-19 Eric Christopher <echristo@apple.com>
* config/darwin.c (machopic_select_section): Rewrite.
(darwin_text_section): New.
(darwin_rodata_section): Ditto.
(darwin_mergeable_string_section): Ditto.
(darwin_mergeable_constant_section): Ditto.
* config/darwin-sections.def: Add SECTION_STRINGS for cstring_section.
2006-12-19 Steve Ellcey <sje@cup.hp.com>
* config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL): Add undef.
2006-12-19 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/29544
* gcc/Makefile.in (STAGE1_CHECKING): Rename to...
(STAGE1_CHECKING_CFLAGS): ... this.
2006-12-18 Andrew Pinski <pinskia@gmail.com>
PR target/29779
* config/rs6000/rs6000.c (altivec_init_builtins): Change to set
READONLY on __builtin_altivec_mask_for_load instead of adding
the attribute.
2006-12-18 Roger Sayle <roger@eyesopen.com>
Eric Christopher <echristo@apple.com>
PR target/29302
* real.c (real_maxval): Correctly handle IBM extended double format.
2006-12-19 Jan Hubicka <jh@suse.cz>
* expmed.c (expand_mult_const): Force operand to constant.
* rs6000.c (rs6000_emit_set_const, rs6000_emit_set_long_const): Add
copy_rtx to arguments.
2006-12-19 Ben Elliston <bje@au.ibm.com>
* config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2006-12-19 Ben Elliston <bje@au.ibm.com>
* cse.c (cse_insn): Fix formatting.
2006-12-18 Geoffrey Keating <geoffk@apple.com>
* doc/invoke.texi (Debugging Options): Document -g0.
* config/darwin.h (LINK_COMMAND_SPEC): Replace -gnone with -g0.
* config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2006-12-18 Ian Lance Taylor <iant@google.com>
* c.opt (Wmissing-declarations): Add C++ and ObjC++.
* doc/invoke.texi (Warning Options): -Wmissing-declarations now
works for C++.
2006-12-18 Andrew MacLeod <amacleod@redhat.com>
* tree-ssa-operands.h (struct vdef_optype_d): Rename to voptype_d.
(struct vuse_optype_d): Delete.
(SSA_OPERAND_MEMORY_SIZE): Delete.
(struct ssa_operand_memory_d): Change mem array to size one.
(NUM_VOP_FREE_BUCKETS): Define.
(free_vuses, free_vdefs): Replace with vop_free_buckets array.
(vdef_ops, vuse_ops, struct ssa_operand_iterator_d): Use voptype_d type.
* tree-pretty-print.c (dump_vops): Use voptype_d type.
* tree-ssa-operands.c (vop_free_bucket_size): New. Number of operands
which fit into a chunk of memory from a specific bucket.
(vop_free_bucket_index): New. Find correct size memory bucket.
(init_vop_buckets): New. Initialize VOP free memory buckets.
(add_vop_to_freelist): New. Add a VOP to the correct free list.
(ssa_operand_mem_size): New. Current size of an operand memory chunk.
(init_ssa_operands): Initialize operand memory and free lists.
(fini_ssa_operands): Remove references to free_vuses and free_vdefs.
(ssa_operand_alloc): Use graduated size memory allocation.
(APPEND_OP_AFTER, MOVE_HEAD_AFTER, MOVE_HEAD_TO_FREELIST,
INITIALIZE_USE): Remove.
(alloc_vop): New. Allocate a virtual operand.
(alloc_vdef, alloc_vuse): Delete.
(add_def_op, add_use_op): Directly setup pointers.
(add_vop): New. Add a virtual operand.
(add_vuse_op, add_vdef_op): Call add_vop.
(realloc_vop): New. Reallocate a virtual operand.
(realloc_vdef, realloc_vuse): Call realloc_vop.
(finalize_ssa_def_ops): Delete. Move content to finalize_ssa_defs.
(finalize_ssa_defs): Optimize for common case, remove code based on
sorted pointers which was a waste of time.
(finalize_ssa_use_ops): Delete. Move content to finalize_ssa_uses.
(finalize_ssa_uses): Update last pointer.
(finalize_ssa_vdef_ops): Delete. Move content to finalize_ssa_vdefs.
(finalize_ssa_vdefs, finalize_ssa_vuse_ops): Use voptype_d and
directly manipulate pointers.
(copy_virtual_operands): Use voptype_d, and no need to update pointers.
2006-12-18 Nathan Sidwell <nathan@codesourcery.com>
* config/rs6000/rs6000.md (*movdf_hardfloat32): Use %X format to
determine if memory operand is an indexed address or not.
2006-12-17 Steven Bosscher <steven@gcc.gnu.org>
* cselib.c (struct cselib_val_struct): Make val_rtx its
own field, remove the union that contained it.
* cselib.c: Update accordingly where necessary.
2006-12-17 Steven Bosscher <steven@gcc.gnu.org>
* cse.c (have_eh_succ_edges): New function.
(cse_insn): Don't remove dead EH edges here
(cse_extended_basic_block): Do it here.
(rest_of_handle_cse, rest_of_handle_cse2): Don't assert
that we have removed all dead edges.
2006-12-17 Matthias Klose <doko@debian.org>
PR libstdc++/11953
* gcc/config/mips/linux.h (SUBTARGET_CPP_SPEC): Extend.
2006-12-17 Steven Bosscher <steven@gcc.gnu.org>
* cse.c (cse_find_path): Don't wrap a gcc_assert in ENABLE_CHECKING.
(cse_extended_basic_block): When truncating a path while processing
it, make sure to clear the visited bit on the basic blocks in the
truncated part of the path.
(cse_main): Use reverse completion order, not DFS order, to walk
the CFG.
(gate_handle_cse): Revert erroneous commit of a counter.
2006-12-17 Steven Bosscher <steven@gcc.gnu.org>
* cse.c (this_insn_cc0, this_insn_cc0_mode): New global
variables, moved out from cse_insn.
(prev_insn): Remove this global variable).
(new_basic_block): Don't set it.
(cse_insn): Idem. Also, move code to delete unused CC0-setter
insns and code to set prev_insn_cc0 and prev_insn_cc0_mode
from here...
(cse_extended_basic_block): ...to here. Do not clear
prev_insn_cc0 until after recording equivalences from jumps.
2006-12-16 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (ipa_passes): Clear current_function_decl.
2006-12-16 Andreas Tobler <a.tobler@schweiz.org>
* passes.c (verify_curr_properties): Define only for ENABLE_CHECKING.
2006-12-16 Jan Hubicka <jh@suse.cz>
* omp-low.c (expand_omp_parallel): Set function properties.
* function.h (struct function): Add curr_properties and last_verified.
* passes.c (register_dump_files): Do not set TODO_set_props for the
first pass
(init_optimization_passes): Set it here; reorder initialization so the
dump files appear in more logical order.
(last_verified, curr_properties): Kill.
(do_per_function): New function.
(execute_function_todo): Break out from ...
(execute_todo): ... here; handle per-function flags.
(clear_last_verified, verify_curr_properties,
update_properties_after_pass): New functions.
(execute_one_pass): Handle per-function properties.
(execute_ipa_pass_list): Use do_per_function; sanity check that cfun
and current_function_decls are cleared out.
* ipa-cp.c (constant_val_insert): Clear cfun/current_function_decl
after use.
2006-12-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/7651
* c.opt (Wempty-body): New.
* doc/invoke.texi (Wempty-body): Document it.
(Wextra): Enabled by -Wextra.
* c-opts.c (c_common_post_options): Enabled by -Wextra.
* c-common.c (empty_body_warning): Replace Wextra with Wempty-body.
* c-parser.c (c_parser_c99_block_statement): Likewise.
2006-12-15 Jakub Jelinek <jakub@redhat.com>
PR target/30185
* config/rs6000/rs6000.md (div<mode>3): Use correct mode in
force_reg call.
2006-12-15 Andrew Pinski <pinski@gmail.com>
PR tree-opt/30140
* tree-inline.c (setup_one_parameter): Gimplify the statement if
the variable is not a gimple register variable.
2006-12-15 Uros Bizjak <ubizjak@gmail.com>
* invoke.texi (mstringop-strategy): Add missing "byte_loop" value.
2006-12-14 Jan Hubicka <jh@suse.cz>
* tree-flow.h (struct stmt_ann_d): Move bitfield references_memory
to proper place.
2006-12-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/30197
* builtins.c (fold_builtin_cexp): New function to fold cexp
to cexpi and exp parts.
* tree-ssa-pre.c (try_combine_conversion): Also handle
REALPART_EXPR and IMAGPART_EXPR.
2006-12-14 Richard Guenther <rguenther@suse.de>
PR middle-end/30172
* fold-const.c (fold_binary): Fold __complex__ ( x, 0 )
+ __complex__ ( 0, y ) to __complex__ ( x, y ).
Fold __complex__ (x, y) * +-I to __complex__ (-+y, +-x).
2006-12-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/30198
* fold-const.c (fold_unary): Fold REALPART_EXPR of cexpi to cos.
Fold IMAGPART_EXPR of cexpi to sin.
2006-12-14 Dorit Nuzman <dorit@il.ibm.com>
Trevor Smigiel <trevor_smigiel@playstation.sony.com>
* spu.c (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Defined.
(spu_init_builtins): Mark the SPU_MASK_FOR_LOAD builtin decl as read
only.
(spu_expand_builtin_1): Handle the SPU_MASK_FOR_LOAD builtin.
(spu_builtin_mask_for_load): New.
* spu-builtins.def (SPU_MASK_FOR_LOAD): Define new builtin.
* spu.md (UNSPEC_SPU_REALIGN_LOAD, UNSPEC_SPU_MASK_FOR_LOAD):New.
(vec_realign_load_<mode>, spu_lvsr): New.
2006-12-13 Ian Lance Taylor <iant@google.com>
PR c++/19564
PR c++/19756
* c-typeck.c (parser_build_binary_op): Move parentheses warnings
to warn_about_parentheses in c-common.c.
* c-common.c (warn_about_parentheses): New function.
* c-common.h (warn_about_parentheses): Declare.
* doc/invoke.texi (Warning Options): Update -Wparentheses
description.
2006-12-13 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-ivopts.c: Include tree-affine.h.
(divide): Removed.
(constant_multiple_of): Fix order of operators for division.
(aff_combination_const, aff_combination_elt, aff_combination_scale,
aff_combination_add_elt, aff_combination_add, aff_combination_convert,
tree_to_aff_combination, add_elt_to_tree, unshare_aff_combination,
aff_combination_to_tree): Moved to tree-affine.c and made to work with
double_int coefficients.
(get_computation_aff, get_computation_at): Work with double_int
coefficients.
(get_computation_cost_at): Do not use divide.
(rewrite_use_nonlinear_expr, rewrite_use_address, rewrite_use_compare):
Assert that expressing the computation did not fail.
* tree-ssa-address.c: Include tree-affine.h.
(add_to_parts, most_expensive_mult_to_index, addr_to_parts,
create_mem_ref): Work with double_int coefficients.
* tree-affine.c: New file.
* tree-affine.h: New file.
* tree-flow.h (struct affine_tree_combination): Removed.
* Makefile.in (tree-affine.o): Add.
(tree-ssa-address.o, tree-ssa-loop-ivopts.o): Add tree-affine.h
dependency.
2006-12-13 Peter Bergner <bergner@vnet.ibm.com>
PR middle-end/30191
Revert:
* reload1.c (eliminate_regs_in_insn): Merge the plus_src "else" and
the offset == 0 "then" clauses.
* config/rs6000/predicates.md (gpc_reg_operand): Check for
reload_in_progress.
2006-12-13 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (FIRST_PSEUDO_REGISTER): Define to 53.
(FIXED_REGISTERS, CALL_USED_REGISTERS): Remove dir register.
(REG_ALLOC_ORDER): Remove one element due to removal of dir register.
(FRAME_POINTER_REGNUM): Update register number to 20.
(REG_CLASS_CONTENTS): Update contents due to removed dir register.
(HI_REGISTER_NAMES): Remove "dirflag".
* config/i386/i386.c (regclass_map): Remove dirflag entry.
(dbx_register_map, dbx64_register_map, svr4_dbx_register_map):
Remove "dir" entry.
(ix86_md_asm_clobbers): Remove "dirflag" default asm clobber.
* config/i386/i386.md (R10_REG, R11_REG): Renumber.
(sse_prologue_save, *sse_prologue_save_insn): Renumber
hardcoded SSE register numbers.
* config/i386/mmx.md (mmx_emms, mmx_femms): Renumber
hardcoded MMX register numbers.
2006-12-13 Mark Shinwell <shinwell@codesourcery.com>
* config/arm/arm.c (arm_output_fldmx): Output FLDMD instead of
FLDMX. Rename function to...
(vfp_output_fldmd): ...this.
(vfp_output_fstmx): Output FSTMD instead of FSTMX. Rename
function to...
(vfp_output_fstmd): ...this.
(vfp_emit_fstmx): Don't leave space in the frame layout for the
FSTMX format word. Rename function to...
(vfp_emit_fstmd): ...this.
(arm_get_vfp_saved_size): Don't add in space for the FSTMX format
word.
(arm_output_epilogue): Adjust comment to reflect use of FSTMD.
(arm_unwind_emit_sequence): Don't compensate for the FSTMX format
word. Also emit "vsave" assembler directives in such cases rather
than "save".
* config/arm/libunwind.S (gnu_Unwind_Restore_VFP,
gnu_Unwind_Save_VFP): Adjust comments.
(gnu_Unwind_Restore_VFP_D, gnu_Unwind_Save_VFP_D): New functions
for saving and restoring using FSTMD and FLDMD rather than
FSTMX and FLDMX.
(gnu_Unwind_Restore_VFP_D_16_to_31, gnu_Unwind_Restore_VFP_D_16_to_31):
New functions for saving and restoring the VFPv3 registers 16 .. 31.
* config/arm/pr-support.c (gnu_unwind_execute): Add conditional
compilation case to correctly handle unwind opcode 0xc8 when using
VFP.
* config/arm/unwind-arm.c (struct vfpv3_regs): New.
(DEMAND_SAVE_VFP_D, DEMAND_SAVE_VFP_V3): New flags.
(__gnu_Unwind_Save_VFP_D, __gnu_Unwind_Restore_VFP_D,
__gnu_Unwind_Save_VFP_D_16_to_31, __gnu_Unwind_Restore_VFP_D_16_to_31):
Declare.
(restore_non_core_regs): Restore registers using FLDMD rather than
FLDMX if required. Also handle restoration of VFPv3 registers.
(_Unwind_VRS_Pop): Handle saving and restoring of registers using
FSTMD and FLDMD if required; also handle VFPv3 registers 16 .. 31,
including cases where the caller specifies a range of registers
that overlaps the d15/d16 boundary.
2006-12-13 Diego Novillo <dnovillo@redhat.com>
PR 30089
* tree-ssa-operands.h (SSA_OPERAND_MEMORY_SIZE): Add space to
accomodate 511 operands.
2006-12-13 Richard Guenther <rguenther@suse.de>
* builtins.c (expand_builtin_cexpi): Fix typo.
2006-12-13 Jan Hubicka <jh@suse.cz>
* Makefile.in: Add dependencies.
* tree-pretty-print.c: Include value-prof.h
(dump_generic_bb_buff): Dump histograms
* value-prof.c: Include pointer-set.h
(gimple_alloc_histogram_value, histogram_hash, histogram_eq,
set_histogram_value, gimple_histogram_value,
gimple_add_histogram_value, gimple_remove_histogram_value,
gimple_histogram_value_of_type, dump_histogram_value,
dump_histograms_for_stmt, gimple_remove_stmt_histograms,
gimple_duplicate_stmt_histograms, visit_hist,
verify_histograms): New functions.
(tree_value_profile_transformations): Update for new histogram API.
(tree_divmod_fixed_value): Update for new histogram API.
(tree_divmod_fixed_value_transform): Update for new histogram API.
(tree_mod_pow2): Update for new histogram API.
(tree_mod_pow2_value_transform): Update for new histogram API.
(tree_mod_subtract): Update for new histogram API.
(tree_mod_subtract_transform): Update for new histogram API.
(tree_stringops_transform): Update for new histogram API.
(tree_divmod_values_to_profile): Update for new histogram API.
(tree_stringops_values_to_profile): Update for new histogram API.
(tree_find_values_to_profile): Update for new histogram API.
* value-prof.h (gimple_histogram_value): Declare.
(gimple_histogram_value_of_type): Declare.
(gimple_add_histogram_value): Declare.
(gimple_remove_histogram_value): Declare.
(dump_histograms_for_stmt): Declare.
(gimple_remove_histogram_value): Declare.
(gimple_remove_stmt_histograms): Declare.
(gimple_duplicate_stmt_histograms): Declare.
(verify_histograms): Declare.
* function.h
(struct funrction): Add value_histograms hash.
(VALUE_HISTOGRAMS): New macro.
* profile.c (compute_value_histograms): update for new API.
* tree-inline.c: Include value-prof.h
(copy_bb): Update histograms.
* tree-flow.h (struct stmt_ann_d): Do not contain pointer to histograms;
reorder to get smaller memory layout.
* tree-cfg.c: Include value-prof.h
(bsi_remove): Update histograms.
(bsi_replace): Update histograms.
(verify_stmts): Call histogram verifier.
(tree_duplicate_bb): Update histograms.
(move_block_to_fn): Update histograms.
2006-12-13 Richard Guenther <rguenther@suse.de>
* ipa-inline.c (cgraph_flatten_node): Replace leafify with
flatten.
(cgraph_decide_inlining): Likewise.
2006-12-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/17687
* builtins.def (BUILT_IN_CEXPI, BUILT_IN_CEXPIF, BUILT_IN_CEXPIL):
New builtins for imaginary argument cexp.
* builtin-types.def (BT_FN_COMPLEX_FLOAT_FLOAT,
BT_FN_COMPLEX_DOUBLE_DOUBLE, BT_FN_COMPLEX_LONGDOUBLE_LONGDOUBLE):
New required builtin types.
* builtins.c (expand_builtin_cexpi): Declare.
(mathfn_built_in): Handle BUILT_IN_CEXPI.
(expand_builtin_cexpi): New static helper.
(expand_builtin): Call it.
(do_mpfr_sincos): Adjust for CEXPI evaluation.
(fold_builtin_sincos): New function to fold sincos to cepxi.
2006-12-13 Richard Guenther <rguenther@suse.de>
* ipa-reference.c (scan_for_static_refs): Also scan
tcc_comparison class trees.
2006-12-12 David Daney <ddaney@avtrex.com>
* config/mips/mips.h (ASM_OUTPUT_EXTERNAL): Undefine it before
define.
2006-12-12 Andrew Pinski <pinskia@gmail.com>