forked from gcc-mirror/gcc
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathChangeLog
3879 lines (3016 loc) · 138 KB
/
ChangeLog
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
2013-10-11 Thomas Schwinge <thomas@codesourcery.com>
* Makefile.am (omp_lib.mod): Streamline rule.
* Makefile.in: Regenerate.
* libgomp.texi (Runtime Library Routines): C linkage, don't throw
exceptions.
* testsuite/libgomp.c/lib-1.c (main): Add missing error check.
* testsuite/libgomp.fortran/lib1.f90: Likewise.
* testsuite/libgomp.fortran/lib2.f: Likewise.
* testsuite/libgomp.fortran/lib3.f: Likewise.
* configure.ac: Typo fix.
* configure: Regenerate.
* testsuite/libgomp.fortran/openmp_version-1.f: New file.
* testsuite/libgomp.fortran/openmp_version-2.f90: Likewise.
* omp.h.in: Don't touch the user's namespace.
2013-10-11 Jakub Jelinek <jakub@redhat.com>
Tobias Burnus <burnus@net-b.de>
Richard Henderson <rth@redhat.com>
* target.c: New file.
* Makefile.am (libgomp_la_SOURCES): Add target.c.
* Makefile.in: Regenerated.
* libgomp_g.h (GOMP_task): Add depend argument.
(GOMP_barrier_cancel, GOMP_loop_end_cancel,
GOMP_sections_end_cancel, GOMP_target, GOMP_target_data,
GOMP_target_end_data, GOMP_target_update, GOMP_teams,
GOMP_parallel_loop_static, GOMP_parallel_loop_dynamic,
GOMP_parallel_loop_guided, GOMP_parallel_loop_runtime,
GOMP_parallel, GOMP_cancel, GOMP_cancellation_point,
GOMP_taskgroup_start, GOMP_taskgroup_end,
GOMP_parallel_sections): New prototypes.
* fortran.c (omp_is_initial_device): Add ialias_redirect.
(omp_is_initial_device_): New function.
(ULP, STR1, STR2, ialias_redirect): Removed.
(omp_get_cancellation_, omp_get_proc_bind_, omp_set_default_device_,
omp_set_default_device_8_, omp_get_default_device_,
omp_get_num_devices_, omp_get_num_teams_, omp_get_team_num_): New
functions.
* libgomp.map (GOMP_barrier_cancel, GOMP_loop_end_cancel,
GOMP_sections_end_cancel, GOMP_target, GOMP_target_data,
GOMP_target_end_data, GOMP_target_update, GOMP_teams): Export
@@GOMP_4.0.
(omp_is_initial_device, omp_is_initial_device_, omp_get_cancellation,
omp_get_cancellation_, omp_get_proc_bind, omp_get_proc_bind_,
omp_set_default_device, omp_set_default_device_,
omp_set_default_device_8_, omp_get_default_device,
omp_get_default_device_, omp_get_num_devices, omp_get_num_devices_,
omp_get_num_teams, omp_get_num_teams_, omp_get_team_num,
omp_get_team_num_): Export @@OMP_4.0.
* team.c (struct gomp_thread_start_data): Add place field.
(gomp_thread_start): Clear thr->thread_pool and
thr->task before returning. Use gomp_team_barrier_wait_final
instead of gomp_team_barrier_wait. Initialize thr->place.
(gomp_new_team): Initialize work_shares_to_free, work_share_cancelled,
team_cancelled and task_queued_count fields.
(gomp_free_pool_helper): Clear thr->thread_pool and thr->task
before calling pthread_exit.
(gomp_free_thread): No longer static. Use
gomp_managed_threads_lock instead of gomp_remaining_threads_lock.
(gomp_team_start): Add flags argument. Set
thr->thread_pool->threads_busy to nthreads immediately after creating
new pool. Use gomp_managed_threads_lock instead of
gomp_remaining_threads_lock. Handle OpenMP 4.0 affinity.
(gomp_team_end): Use gomp_managed_threads_lock instead of
gomp_remaining_threads_lock. Use gomp_team_barrier_wait_final instead
of gomp_team_barrier_wait. If team->team_cancelled, call
gomp_fini_worshare on ws chain starting at team->work_shares_to_free
rather than thr->ts.work_share.
(initialize_team): Don't call gomp_sem_init here.
* sections.c (GOMP_parallel_sections_start): Adjust gomp_team_start
caller.
(GOMP_parallel_sections, GOMP_sections_end_cancel): New functions.
* env.c (gomp_global_icv): Add default_device_var, target_data and
bind_var initializers.
(gomp_cpu_affinity, gomp_cpu_affinity_len): Remove.
(gomp_bind_var_list, gomp_bind_var_list_len, gomp_places_list,
gomp_places_list_len): New variables.
(parse_bind_var, parse_one_place, parse_places_var): New functions.
(parse_affinity): Rewritten to construct OMP_PLACES list with unit
sized places.
(gomp_cancel_var): New global variable.
(parse_int): New function.
(handle_omp_display_env): New function.
(initialize_env): Use it. Initialize default_device_var.
Parse OMP_CANCELLATION env var. Use parse_bind_var to parse
OMP_PROC_BIND instead of parse_boolean. Use parse_places_var for
OMP_PLACES parsing. Don't call parse_affinity if OMP_PLACES has
been successfully parsed (and call gomp_init_affinity in that case).
(omp_get_cancellation, omp_get_proc_bind, omp_set_default_device,
omp_get_default_device, omp_get_num_devices, omp_get_num_teams,
omp_get_team_num, omp_is_initial_device): New functions.
* libgomp.h: Include stdlib.h.
(ialias_ulp, ialias_str1, ialias_str2, ialias_redirect, ialias_call):
Define.
(struct target_mem_desc): Forward declare.
(struct gomp_task_icv): Add default_device_var, target_data, bind_var
and thread_limit_var fields.
(gomp_get_num_devices): New prototype.
(gomp_cancel_var): New extern decl.
(struct gomp_team): Add work_shares_to_free, work_share_cancelled,
team_cancelled and task_queued_count fields. Add comments about
task_{,queued_,running_}count.
(gomp_cancel_kind): New enum.
(gomp_work_share_end_cancel): New prototype.
(struct gomp_task): Add next_taskgroup, prev_taskgroup, taskgroup,
copy_ctors_done, dependers, depend_hash, depend_count, num_dependees
and depend fields.
(struct gomp_taskgroup): New type.
(struct gomp_task_depend_entry,
struct gomp_dependers_vec): New types.
(gomp_finish_task): Free depend_hash if non-NULL.
(struct gomp_team_state): Add place_partition_off
and place_partition_len fields.
(gomp_bind_var_list, gomp_bind_var_list_len, gomp_places_list,
gomp_places_list_len): New extern decls.
(struct gomp_thread): Add place field.
(gomp_cpu_affinity, gomp_cpu_affinity_len): Remove.
(gomp_init_thread_affinity): Add place argument.
(gomp_affinity_alloc, gomp_affinity_init_place, gomp_affinity_add_cpus,
gomp_affinity_remove_cpu, gomp_affinity_copy_place,
gomp_affinity_same_place, gomp_affinity_finalize_place_list,
gomp_affinity_init_level, gomp_affinity_print_place): New
prototypes.
(gomp_team_start): Add flags argument.
(gomp_thread_limit_var, gomp_remaining_threads_count,
gomp_remaining_threads_lock): Remove.
(gomp_managed_threads_lock): New variable.
(struct gomp_thread_pool): Add threads_busy field.
(gomp_free_thread): New prototype.
* task.c: Include hashtab.h.
(hash_entry_type): New typedef.
(htab_alloc, htab_free, htab_hash, htab_eq): New inlines.
(gomp_init_task): Clear dependers, depend_hash, depend_count,
copy_ctors_done and taskgroup fields.
(GOMP_task): Add depend argument, handle depend clauses. If
gomp_team_barrier_cancelled or if it's taskgroup has been
cancelled, don't queue or start new tasks. Set copy_ctors_done
field if needed. Initialize taskgroup field. If copy_ctors_done
and already cancelled, don't discard the task. If taskgroup is
non-NULL, enqueue the task into taskgroup queue. Increment
num_children field in taskgroup. Increment task_queued_count.
(gomp_task_run_pre, gomp_task_run_post_remove_parent,
gomp_task_run_post_remove_taskgroup): New inline functions.
(gomp_task_run_post_handle_depend_hash,
gomp_task_run_post_handle_dependers,
gomp_task_run_post_handle_depend): New functions.
(GOMP_taskwait): Use them. If more than one new tasks
have been queued, wake other threads if needed.
(gomp_barrier_handle_tasks): Likewise. If
gomp_team_barrier_cancelled, don't start any new tasks, just free
all tasks.
(GOMP_taskgroup_start, GOMP_taskgroup_end): New functions.
* omp_lib.f90.in
(omp_proc_bind_kind, omp_proc_bind_false,
omp_proc_bind_true, omp_proc_bind_master, omp_proc_bind_close,
omp_proc_bind_spread): New params.
(omp_get_cancellation, omp_get_proc_bind, omp_set_default_device,
omp_get_default_device, omp_get_num_devices, omp_get_num_teams,
omp_get_team_num, omp_is_initial_device): New interfaces.
(omp_get_dynamic, omp_get_nested, omp_in_parallel,
omp_get_max_threads, omp_get_num_procs, omp_get_num_threads,
omp_get_thread_num, omp_get_thread_limit, omp_set_max_active_levels,
omp_get_max_active_levels, omp_get_level, omp_get_ancestor_thread_num,
omp_get_team_size, omp_get_active_level, omp_in_final): Remove
useless use omp_lib_kinds.
* omp.h.in (omp_proc_bind_t): New typedef.
(omp_get_cancellation, omp_get_proc_bind, omp_set_default_device,
omp_get_default_device, omp_get_num_devices, omp_get_num_teams,
omp_get_team_num, omp_is_initial_device): New prototypes.
* loop.c (gomp_parallel_loop_start): Add flags argument, pass it
through to gomp_team_start.
(GOMP_parallel_loop_static_start, GOMP_parallel_loop_dynamic_start,
GOMP_parallel_loop_guided_start, GOMP_parallel_loop_runtime_start):
Adjust gomp_parallel_loop_start callers.
(GOMP_parallel_loop_static, GOMP_parallel_loop_dynamic,
GOMP_parallel_loop_guided, GOMP_parallel_loop_runtime,
GOMP_loop_end_cancel): New functions.
(GOMP_parallel_end): Add ialias_redirect.
* hashtab.h: New file.
* libgomp.texi (Environment Variables): Minor cleanup,
update section refs to OpenMP 4.0rc2.
(OMP_DISPLAY_ENV, GOMP_SPINCOUNT): Document these
environment variables.
* work.c (gomp_work_share_end, gomp_work_share_end_nowait): Set
team->work_shares_to_free to thr->ts.work_share before calling
free_work_share.
(gomp_work_share_end_cancel): New function.
* config/linux/proc.c: Include errno.h.
(gomp_get_cpuset_size, gomp_cpuset_size, gomp_cpusetp): New variables.
(gomp_cpuset_popcount): Add cpusetsize argument, use it instead of
sizeof (cpu_set_t) to determine number of iterations. Fix up check
extern decl. Use CPU_COUNT_S if available, or CPU_COUNT if
gomp_cpuset_size is sizeof (cpu_set_t).
(gomp_init_num_threads): Initialize gomp_cpuset_size,
gomp_get_cpuset_size and gomp_cpusetp here, use gomp_cpusetp instead
of &cpuset and pass gomp_cpuset_size instead of sizeof (cpu_set_t)
to pthread_getaffinity_np. Free and clear gomp_cpusetp if it didn't
contain any logical CPUs.
(get_num_procs): Don't call pthread_getaffinity_np if gomp_cpusetp
is NULL. Use gomp_cpusetp instead of &cpuset and pass
gomp_get_cpuset_size instead of sizeof (cpu_set_t) to
pthread_getaffinity_np. Check gomp_places_list instead of
gomp_cpu_affinity. Adjust gomp_cpuset_popcount caller.
* config/linux/bar.c (gomp_barrier_wait_end,
gomp_barrier_wait_last): Use BAR_* defines.
(gomp_team_barrier_wait_end): Likewise. Clear BAR_CANCELLED
from state where needed. Set work_share_cancelled to 0 on last
thread.
(gomp_team_barrier_wait_final, gomp_team_barrier_wait_cancel_end,
gomp_team_barrier_wait_cancel, gomp_team_barrier_cancel): New
functions.
* config/linux/proc.h (gomp_cpuset_popcount): Add attribute_hidden.
Add cpusetsize argument.
(gomp_cpuset_size, gomp_cpusetp): Declare.
* config/linux/affinity.c: Include errno.h, stdio.h and string.h.
(affinity_counter): Remove.
(CPU_ISSET_S, CPU_ZERO_S, CPU_SET_S, CPU_CLR_S): Define
if CPU_ALLOC_SIZE isn't defined.
(gomp_init_affinity): Rewritten, if gomp_places_list is NULL, try
silently create OMP_PLACES=threads, if it is non-NULL afterwards,
bind current thread to the first place.
(gomp_init_thread_affinity): Rewritten. Add place argument, just
pthread_setaffinity_np to gomp_places_list[place].
(gomp_affinity_alloc, gomp_affinity_init_place, gomp_affinity_add_cpus,
gomp_affinity_remove_cpu, gomp_affinity_copy_place,
gomp_affinity_same_place, gomp_affinity_finalize_place_list,
gomp_affinity_init_level, gomp_affinity_print_place): New functions.
* config/linux/bar.h (BAR_TASK_PENDING, BAR_WAS_LAST,
BAR_WAITING_FOR_TASK, BAR_INCR, BAR_CANCELLED): Define.
(gomp_barrier_t): Add awaited_final field.
(gomp_barrier_init): Initialize awaited_final field.
(gomp_team_barrier_wait_final, gomp_team_barrier_wait_cancel,
gomp_team_barrier_wait_cancel_end, gomp_team_barrier_cancel): New
prototypes.
(gomp_barrier_wait_start): Preserve BAR_CANCELLED bit. Use BAR_*
defines.
(gomp_barrier_wait_cancel_start, gomp_team_barrier_wait_final_start,
gomp_team_barrier_cancelled): New inline functions.
(gomp_barrier_last_thread,
gomp_team_barrier_set_task_pending,
gomp_team_barrier_clear_task_pending,
gomp_team_barrier_set_waiting_for_tasks,
gomp_team_barrier_waiting_for_tasks,
gomp_team_barrier_done): Use BAR_* defines.
* config/posix/bar.c (gomp_barrier_init): Clear cancellable field.
(gomp_barrier_wait_end): Use BAR_* defines.
(gomp_team_barrier_wait_end): Clear BAR_CANCELLED from state.
Set work_share_cancelled to 0 on last thread, use __atomic_load_n.
Use BAR_* defines.
(gomp_team_barrier_wait_cancel_end, gomp_team_barrier_wait_cancel,
gomp_team_barrier_cancel): New functions.
* config/posix/affinity.c (gomp_init_thread_affinity): Add place
argument.
(gomp_affinity_alloc, gomp_affinity_init_place, gomp_affinity_add_cpus,
gomp_affinity_remove_cpu, gomp_affinity_copy_place,
gomp_affinity_same_place, gomp_affinity_finalize_place_list,
gomp_affinity_init_level, gomp_affinity_print_place): New stubs.
* config/posix/bar.h (BAR_TASK_PENDING, BAR_WAS_LAST,
BAR_WAITING_FOR_TASK, BAR_INCR, BAR_CANCELLED): Define.
(gomp_barrier_t): Add cancellable field.
(gomp_team_barrier_wait_cancel, gomp_team_barrier_wait_cancel_end,
gomp_team_barrier_cancel): New prototypes.
(gomp_barrier_wait_start): Preserve BAR_CANCELLED bit.
(gomp_barrier_wait_cancel_start, gomp_team_barrier_wait_final,
gomp_team_barrier_cancelled): New inline functions.
(gomp_barrier_wait_start, gomp_barrier_last_thread,
gomp_team_barrier_set_task_pending,
gomp_team_barrier_clear_task_pending,
gomp_team_barrier_set_waiting_for_tasks,
gomp_team_barrier_waiting_for_tasks,
gomp_team_barrier_done): Use BAR_* defines.
* barrier.c (GOMP_barrier_cancel): New function.
* omp_lib.h.in (omp_proc_bind_kind, omp_proc_bind_false,
omp_proc_bind_true, omp_proc_bind_master, omp_proc_bind_close,
omp_proc_bind_spread): New params.
(omp_get_cancellation, omp_get_proc_bind, omp_set_default_device,
omp_get_default_device, omp_get_num_devices, omp_get_num_teams,
omp_get_team_num, omp_is_initial_device): New externals.
* parallel.c (GOMP_parallel, GOMP_cancel, GOMP_cancellation_point):
New functions.
(gomp_resolve_num_threads): Adjust for thread_limit now being in
icv->thread_limit_var. Use UINT_MAX instead of ULONG_MAX as
infinity. If not nested, just return minimum of max_num_threads
and icv->thread_limit_var and if thr->thread_pool, set threads_busy
to the returned value. Otherwise, don't update atomically
gomp_remaining_threads_count, but instead thr->thread_pool->threads_busy.
(GOMP_parallel_end): Adjust for thread_limit now being in
icv->thread_limit_var. Use UINT_MAX instead of ULONG_MAX as
infinity. Adjust threads_busy in the pool rather than
gomp_remaining_threads_count. Remember team->nthreads and call
gomp_team_end before adjusting threads_busy, if not nested
afterwards, just set it to 1 non-atomically. Add ialias.
(GOMP_parallel_start): Adjust gomp_team_start caller.
* testsuite/libgomp.c/atomic-14.c: Add parens to make it valid.
* testsuite/libgomp.c/affinity-1.c: New test.
* testsuite/libgomp.c/atomic-15.c: New test.
* testsuite/libgomp.c/atomic-16.c: New test.
* testsuite/libgomp.c/atomic-17.c: New test.
* testsuite/libgomp.c/cancel-for-1.c: New test.
* testsuite/libgomp.c/cancel-for-2.c: New test.
* testsuite/libgomp.c/cancel-parallel-1.c: New test.
* testsuite/libgomp.c/cancel-parallel-2.c: New test.
* testsuite/libgomp.c/cancel-parallel-3.c: New test.
* testsuite/libgomp.c/cancel-sections-1.c: New test.
* testsuite/libgomp.c/cancel-taskgroup-1.c: New test.
* testsuite/libgomp.c/cancel-taskgroup-2.c: New test.
* testsuite/libgomp.c/depend-1.c: New test.
* testsuite/libgomp.c/depend-2.c: New test.
* testsuite/libgomp.c/depend-3.c: New test.
* testsuite/libgomp.c/depend-4.c: New test.
* testsuite/libgomp.c/for-1.c: New test.
* testsuite/libgomp.c/for-1.h: New file.
* testsuite/libgomp.c/for-2.c: New test.
* testsuite/libgomp.c/for-2.h: New file.
* testsuite/libgomp.c/for-3.c: New test.
* testsuite/libgomp.c/pr58392.c: New test.
* testsuite/libgomp.c/simd-1.c: New test.
* testsuite/libgomp.c/simd-2.c: New test.
* testsuite/libgomp.c/simd-3.c: New test.
* testsuite/libgomp.c/simd-4.c: New test.
* testsuite/libgomp.c/simd-5.c: New test.
* testsuite/libgomp.c/simd-6.c: New test.
* testsuite/libgomp.c/target-1.c: New test.
* testsuite/libgomp.c/target-2.c: New test.
* testsuite/libgomp.c/target-3.c: New test.
* testsuite/libgomp.c/target-4.c: New test.
* testsuite/libgomp.c/target-5.c: New test.
* testsuite/libgomp.c/target-6.c: New test.
* testsuite/libgomp.c/target-7.c: New test.
* testsuite/libgomp.c/taskgroup-1.c: New test.
* testsuite/libgomp.c/thread-limit-1.c: New test.
* testsuite/libgomp.c/thread-limit-2.c: New test.
* testsuite/libgomp.c/thread-limit-3.c: New test.
* testsuite/libgomp.c/udr-1.c: New test.
* testsuite/libgomp.c/udr-2.c: New test.
* testsuite/libgomp.c/udr-3.c: New test.
* testsuite/libgomp.c++/affinity-1.C: New test.
* testsuite/libgomp.c++/atomic-10.C: New test.
* testsuite/libgomp.c++/atomic-11.C: New test.
* testsuite/libgomp.c++/atomic-12.C: New test.
* testsuite/libgomp.c++/atomic-13.C: New test.
* testsuite/libgomp.c++/atomic-14.C: New test.
* testsuite/libgomp.c++/atomic-15.C: New test.
* testsuite/libgomp.c++/cancel-for-1.C: New test.
* testsuite/libgomp.c++/cancel-for-2.C: New test.
* testsuite/libgomp.c++/cancel-parallel-1.C: New test.
* testsuite/libgomp.c++/cancel-parallel-2.C: New test.
* testsuite/libgomp.c++/cancel-parallel-3.C: New test.
* testsuite/libgomp.c++/cancel-sections-1.C: New test.
* testsuite/libgomp.c++/cancel-taskgroup-1.C: New test.
* testsuite/libgomp.c++/cancel-taskgroup-2.C: New test.
* testsuite/libgomp.c++/cancel-taskgroup-3.C: New test.
* testsuite/libgomp.c++/cancel-test.h: New file.
* testsuite/libgomp.c++/for-9.C: New test.
* testsuite/libgomp.c++/for-10.C: New test.
* testsuite/libgomp.c++/for-11.C: New test.
* testsuite/libgomp.c++/simd-1.C: New test.
* testsuite/libgomp.c++/simd-2.C: New test.
* testsuite/libgomp.c++/simd-3.C: New test.
* testsuite/libgomp.c++/simd-4.C: New test.
* testsuite/libgomp.c++/simd-5.C: New test.
* testsuite/libgomp.c++/simd-6.C: New test.
* testsuite/libgomp.c++/simd-7.C: New test.
* testsuite/libgomp.c++/simd-8.C: New test.
* testsuite/libgomp.c++/target-1.C: New test.
* testsuite/libgomp.c++/target-2.C: New test.
* testsuite/libgomp.c++/target-2-aux.cc: New file.
* testsuite/libgomp.c++/target-3.C: New test.
* testsuite/libgomp.c++/taskgroup-1.C: New test.
* testsuite/libgomp.c++/udr-1.C: New test.
* testsuite/libgomp.c++/udr-2.C: New test.
* testsuite/libgomp.c++/udr-3.C: New test.
* testsuite/libgomp.c++/udr-4.C: New test.
* testsuite/libgomp.c++/udr-5.C: New test.
* testsuite/libgomp.c++/udr-6.C: New test.
* testsuite/libgomp.c++/udr-7.C: New test.
* testsuite/libgomp.c++/udr-8.C: New test.
* testsuite/libgomp.c++/udr-9.C: New test.
2013-09-20 Jakub Jelinek <jakub@redhat.com>
PR testsuite/57605
* testsuite/lib/libgomp.exp: Add -fdiagnostics-color=never to
ALWAYS_CFLAGS.
2013-09-20 Alan Modra <amodra@gmail.com>
* configure: Regenerate.
2013-09-19 Jakub Jelinek <jakub@redhat.com>
* testsuite/libgomp.c/sections-2.c: New test.
2013-06-28 Marcus Shawcroft <marcus.shawcroft@arm.com>
* testsuite/libgomp.fortran/strassen.f90:
Add dg-skip-if aarch64_tiny.
2013-06-20 Iain Sandoe <iain@codesourcery.com>
Cesar Philippidis <cesar@codesourcery.com>
* testsuite/lib/libgomp.exp: Reorder lib loads into dependency order.
Do not load_gcc_lib gcc-dg.exp and add a comment as to why.
* testsuite/libgomp.c/c.exp: load_gcc_lib gcc-dg.exp.
* testsuite/libgomp.fortran/fortran.exp: Likewise.
* testsuite/libgomp.graphite/graphite.exp: Likewise.
* testsuite/libgomp.c++/c++.exp: load_gcc_lib gcc-dg.exp.
Use dg-runtest rather than gfortran-dg-runtest.
2013-06-10 Thomas Schwinge <thomas@codesourcery.com>
* testsuite/libgomp.c/icv-2.c: Extend current handling of
Linux-based x86 systems to cover all GNU systems.
* testsuite/libgomp.c/lock-3.c: Likewise.
* testsuite/libgomp.c/pr48591.c: Likewise.
2013-06-06 Thomas Schwinge <thomas@codesourcery.com>
* configure.tgt (XCFLAGS): Add -ftls-model=initial-exec for
GNU/Hurd, as done for Linux-based systems.
* config/posix/ptrlock.h: Fix comment.
2013-05-27 Tobias Burnus <burnus@net-b.de>
PR fortran/57423
* libgomp.texi (omp_set_dynamic, omp_set_nested, omp_set_nested,
omp_set_num_threads, omp_init_lock, omp_set_lock, omp_test_lock,
omp_unset_lock, omp_destroy_lock, omp_init_nest_lock,
omp_set_nest_lock, omp_test_nest_lock, omp_unset_nest_lock,
omp_destroy_nest_lock): Correct arguments to match the one in
the OpenMP spec.
* omp_lib.f90.in (omp_init_lock, omp_init_nest_lock, omp_destroy_lock
omp_destroy_nest_lock, omp_set_lock, omp_set_nest_lock, omp_unset_lock,
omp_unset_nest_lock, omp_set_dynamic, omp_set_nested,
omp_set_num_threads, omp_test_lock, omp_test_nest_lock): Ditto.
2013-05-16 Jakub Jelinek <jakub@redhat.com>
* testsuite/libgomp.c/loop-13.c: New test.
* testsuite/libgomp.c/loop-14.c: New test.
* testsuite/libgomp.c/loop-15.c: New test.
* testsuite/libgomp.c++/loop-13.C: New test.
* testsuite/libgomp.c++/loop-14.C: New test.
* testsuite/libgomp.c++/loop-15.C: New test.
2013-02-06 Jakub Jelinek <jakub@redhat.com>
PR middle-end/56217
* testsuite/libgomp.c++/pr56217.C: New test.
2013-02-01 Alan Modra <amodra@gmail.com>
* task.c (GOMP_task, GOMP_taskwait): Comment.
2013-01-31 Dmitry Vyukov <dvyukov@gcc.gnu.org>
Joost VandeVondele <Joost.VandeVondele@mat.ethz.ch>
PR libgomp/55561
* config/linux/wait.h (do_spin): Use atomic load for addr.
* config/linux/ptrlock.c (gomp_ptrlock_get_slow): Use atomic
for intptr and ptrlock.
* config/linux/ptrlock.h (gomp_ptrlock_get): Use atomic load
for ptrlock.
2013-01-22 Alan Modra <amodra@gmail.com>
PR libgomp/51376
PR libgomp/56073
* task.c (GOMP_task): Revert 2011-12-09 change.
(GOMP_taskwait): Likewise. Instead use atomic load with acquire
barrier to read task->children..
(gomp_barrier_handle_tasks): ..and matching atomic store with
release barrier here when setting parent->children to NULL.
2013-01-16 Jakub Jelinek <jakub@redhat.com>
Tobias Burnus <burnus@net-b.de>
PR driver/55884
* testsuite/libgomp.fortran/fortran.exp: Use
-fintrinsic-modules-path= instead of
-fintrinsic-modules-path.
2013-01-14 Richard Sandiford <rdsandiford@googlemail.com>
Update copyright years.
2012-12-19 Tobias Burnus <burnus@net-b.de>
* testsuite/libgomp.fortran/fortran.exp: Set
-fintrinsic-modules-path.
2012-12-19 Tobias Burnus <burnus@net-b.de>
* testsuite/libgomp.fortran/use_intrinsic_1.f90: New; moved
from gcc/testsuite/gfortran.dg/gomp/use_intrinsic_1.f90.
2012-11-21 Jakub Jelinek <jakub@redhat.com>
PR libgomp/55411
* team.c (gomp_free_thread): Decrease gomp_managed_threads
if pool had any threads_used.
2012-11-07 Jack Howarth <howarth@bromo.med.uc.edu>
* testsuite/libgomp.c++/pr24455.C: Use
-Wl,-undefined,dynamic_lookup on darwin.
2012-11-07 David Edelsohn <dje.gcc@gmail.com>
* testsuite/libgomp.c++/pr24455.C: Use -Wl,-G on AIX.
2012-10-24 Dominique d'Humieres <dominiq@lps.ens.fr>
* testsuite/libgomp.graphite/force-parallel-6.c: Adjust the loops.
2012-10-23 Ian Bolton <ian.bolton@arm.com>
Jim MacArthur <jim.macarthur@arm.com>
Marcus Shawcroft <marcus.shawcroft@arm.com>
Nigel Stephens <nigel.stephens@arm.com>
Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Richard Earnshaw <rearnsha@arm.com>
Sofiane Naci <sofiane.naci@arm.com>
Stephen Thomas <stephen.thomas@arm.com>
Tejas Belagod <tejas.belagod@arm.com>
Yufeng Zhang <yufeng.zhang@arm.com>
* configure.tgt: Add AArch64.
2012-10-04 Jason Merrill <jason@redhat.com>
* testsuite/libgomp.c++/tls-init1.C: New.
2012-09-14 David Edelsohn <dje.gcc@gmail.com>
* configure: Regenerated.
2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
* config/linux/mips/futex.h (sys_futex0): Change to static
function with noinline, nomips16 attributes under MIPS16. Adjust
asm statement to place 'li v0,SYS_futex' immediately before
syscall insn.
2012-07-04 Sandra Loosemore <sandra@codesourcery.com>
* libgomp.texi (Library Index): Renamed from "Index" to prevent
conflict with index.html on case-insensitive file systems.
2012-07-03 Uros Bizjak <ubizjak@gmail.com>
* config/linux/x86/futex.h (cpu_relax): Use __builtin_ia32_pause.
* testsuite/libgomp.c/sort-1.c (busy_wait): Ditto.
2012-07-02 Richard Guenther <rguenther@suse.de>
Michael Matz <matz@suse.de>
Tobias Grosser <tobias@grosser.es>
Sebastian Pop <sebpop@gmail.com>
* testsuite/libgomp.graphite/force-parallel-4.c: Adjust.
* testsuite/libgomp.graphite/force-parallel-5.c: Likewise.
* testsuite/libgomp.graphite/force-parallel-7.c: Likewise.
* testsuite/libgomp.graphite/force-parallel-8.c: Likewise.
2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
* libgomp.texi: Include gpl_v3.texi instead of gpl.texi.
2012-06-22 Richard Guenther <rguenther@suse.de>
Merge from graphite branch
2012-01-13 Tobias Grosser <tobias@grosser.es>
* testsuite/libgomp.graphite/force-parallel-1.c: Adjust.
* testsuite/libgomp.graphite/force-parallel-2.c: Likewise.
2012-06-07 Jakub Jelinek <jakub@redhat.com>
PR middle-end/53580
* testsuite/libgomp.c/pr26943-2.c: Remove #pragma omp barrier,
use GOMP_barrier () call instead.
* testsuite/libgomp.c/pr26943-3.c: Likewise.
* testsuite/libgomp.c/pr26943-4.c: Likewise.
* testsuite/libgomp.fortran/vla4.f90: Remove !$omp barrier,
call GOMP_barrier instead.
* testsuite/libgomp.fortran/vla5.f90: Likewise.
2012-06-06 Jakub Jelinek <jakub@redhat.com>
PR libgomp/52993
* config/linux/lock.c (gomp_init_nest_lock_25): Fix up last
argument to memset call.
2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
* configure: Regenerated.
2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
* testsuite/lib/libgomp.exp: Add -fno-diagnostics-show-caret.
2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/52812
* configure.tgt (i[456]86-*-linux*): Handle -mx32 like -m64.
2012-03-22 Jakub Jelinek <jakub@redhat.com>
PR middle-end/52547
* testsuite/libgomp.c/pr52547.c: New test.
2012-03-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* testsuite/lib/libgomp.exp: load fortran-modules.exp
2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.tgt (mips-sgi-irix6*): Remove.
2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.tgt (alpha*-dec-osf*): Remove.
* config/osf/sem.h: Remove.
* config/posix/lock.c (_XOPEN_SOURCE): Define unconditionally.
2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
* config/linux/sparc/futex.h (cpu_relax): Read from CC register.
2012-02-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR libstdc++/52188
* acinclude.m4 (LIBGOMP_ENABLE_SYMVERS): Remove symvers_renaming.
Remove ENABLE_SYMVERS_SOL2.
* configure: Regenerate.
* Makefile.am [LIBGOMP_BUILD_VERSIONED_SHLIB] (comma): New variable.
(PREPROCESS): New variable.
(libgomp.ver): New target.
[LIBGOMP_BUILD_VERSIONED_SHLIB &&
LIBGOMP_BUILD_VERSIONED_SHLIB_GNU]: Remove
LIBGOMP_BUILD_VERSIONED_SHLIB_SOL2 handling.
Use libgomp.ver.
[LIBGOMP_BUILD_VERSIONED_SHLIB_SUN]: Use libgomp.ver, libgomp.ver-sun.
* Makefile.in: Regenerate.
2012-02-14 Walter Lee <walt@tilera.com>
* configure.tgt: Handle tilegx and tilepro.
* config/linux/tile/futex.h: New file.
2012-02-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/46886
* testsuite/libgomp.c/pr46886.c: New testcase.
2012-01-25 Matthias Klose <doko@ubuntu.com>
* config/linux/arm: Remove empty directory.
* configure.tgt (config_path): Remove linux-arm for arm*-*-linux*.
2011-12-09 Alan Modra <amodra@gmail.com>
PR libgomp/51376
* task.c (GOMP_taskwait): Don't access task->children outside of
task_lock mutex region.
(GOMP_task): Likewise.
2011-12-06 Jakub Jelinek <jakub@redhat.com>
PR libgomp/51132
* testsuite/libgomp.graphite/force-parallel-1.c: Move large arrays
to file scope.
* testsuite/libgomp.graphite/force-parallel-3.c: Likewise.
* testsuite/libgomp.graphite/force-parallel-6.c: Likewise.
* testsuite/libgomp.graphite/force-parallel-7.c: Likewise.
* testsuite/libgomp.graphite/force-parallel-8.c: Likewise.
* testsuite/libgomp.graphite/force-parallel-9.c: Likewise.
2011-12-02 Alan Modra <amodra@gmail.com>
* config/linux/affinity.c: Use atomic rather than sync builtin.
* config/linux/lock.c: Likewise.
* config/linux/ptrlock.h: Likewise.
* config/linux/ptrlock.c: Likewise.
* config/linux/ptrlock.h (gomp_ptrlock_set): Always write here..
* config/linux/ptrlock.c (gomp_ptrlock_set_slow): ..not here.
* config/linux/futex.h (atomic_write_barrier): Delete unused function.
* config/linux/alpha/futex.h (atomic_write_barrier): Likewise.
* config/linux/ia64/futex.h (atomic_write_barrier): Likewise.
* config/linux/mips/futex.h (atomic_write_barrier): Likewise.
* config/linux/powerpc/futex.h (atomic_write_barrier): Likewise.
* config/linux/s390/futex.h (atomic_write_barrier): Likewise.
* config/linux/sparc/futex.h (atomic_write_barrier): Likewise.
* config/linux/x86/futex.h (atomic_write_barrier): Likewise.
2011-11-30 Alan Modra <amodra@gmail.com>
PR libgomp/51298
* config/linux/bar.h: Use atomic rather than sync builtins.
* config/linux/bar.c: Likewise. Add missing acquire
synchronisation on generation field.
* task.c (gomp_barrier_handle_tasks): Regain lock so as to not
double unlock.
2011-11-30 Alan Modra <amodra@gmail.com>
* ordered.c (gomp_ordered_sync): Add MEMMODEL_ACQ_REL fence.
* critical.c (GOMP_critical_start): Add MEMMODEL_RELEASE fence.
* config/linux/mutex.h: Use atomic rather than sync builtins.
* config/linux/mutex.c: Likewise. Comment. Use -1 for waiting state.
* config/linux/omp-lock.h: Comment fix.
* config/linux/arm/mutex.h: Delete.
* config/linux/powerpc/mutex.h: Delete.
* config/linux/ia64/mutex.h: Delete.
* config/linux/mips/mutex.h: Delete.
2011-11-30 Alan Modra <amodra@gmail.com>
PR libgomp/51249
* config/linux/sem.h: Rewrite.
* config/linux/sem.c: Rewrite.
2011-11-28 Richard Henderson <rth@redhat.com>
* libgomp.h (enum memmodel): New.
2011-11-21 Andreas Tobler <andreast@fgznet.ch>
* configure: Regenerate.
2011-10-10 Matthias Klose <doko@ubuntu.com>
* config/posix95: Remove empty directory.
2011-08-26 Jakub Jelinek <jakub@redhat.com>
* testsuite/libgomp.fortran/threadprivate4.f90: New test.
2011-08-19 Jakub Jelinek <jakub@redhat.com>
PR fortran/49792
* testsuite/libgomp.fortran/pr49792-1.f90: New test.
* testsuite/libgomp.fortran/pr49792-2.f90: New test.
2011-08-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/posix95/lock.c, posix95/omp-lock.h: Remove.
2011-08-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR libgomp/49965
* testsuite/libgomp.c++/task-8.C: Replaced err by errval.
2011-08-03 Uros Bizjak <ubizjak@gmail.com>
* config/linux/proc.h: New.
* config/linux/proc.c: Include "proc.h". Do not include <sched.h>.
(gomp_cpuset_popcount): Rename from cpuset_popcount. No more static.
(gomp_init_num_threads): Update call to cpuset_popcount.
(get_num_procs): Ditto.
* config/linux/affinity.c (gomp_init_affinity): Call
gomp_cpuset_popcount.
2011-08-02 Jakub Jelinek <jakub@redhat.com>
PR fortran/42041
PR fortran/46752
* omp.h.in (omp_in_final): New prototype.
* omp_lib.f90.in (omp_in_final): New interface.
(omp_integer_kind, omp_logical_kind): Remove
and replace all its uses in the module with 4.
(openmp_version): Change to 201107.
* omp_lib.h.in (omp_sched_static, omp_sched_dynamic,
omp_sched_guided, omp_sched_auto): Use omp_sched_kind
kind for the parameters.
(omp_in_final): New external.
(openmp_version): Change to 201107.
* task.c (omp_in_final): New function.
(gomp_init_task): Initialize final_task.
(GOMP_task): Remove unused attribute from flags. Handle final
tasks.
(GOMP_taskyield): New function.
(omp_in_final): Return true if if (false) or final (true) task
or descendant of final (true).
* fortran.c (omp_in_final_): New function.
* libgomp.map (OMP_3.1): Export omp_in_final and omp_in_final_.
(GOMP_3.0): Export GOMP_taskyield.
* env.c (gomp_nthreads_var_list, gomp_nthreads_var_list_len): New
variables.
(parse_unsigned_long_list): New function.
(initialize_env): Use it for OMP_NUM_THREADS. Call parse_boolean
with "OMP_PROC_BIND". If OMP_PROC_BIND=true, call gomp_init_affinity
even if parse_affinity returned false.
* config/linux/affinity.c (gomp_init_affinity): Handle
gomp_cpu_affinity_len == 0.
* libgomp_g.h (GOMP_taskyield): New prototype.
* libgomp.h (struct gomp_task): Add final_task field.
(gomp_nthreads_var_list, gomp_nthreads_var_list_len): New externs.
* team.c (gomp_team_start): Override new task's nthreads_var icv
if list form OMP_NUM_THREADS has been used and it has value for
the new nesting level.
* testsuite/libgomp.c/atomic-11.c: New test.
* testsuite/libgomp.c/atomic-12.c: New test.
* testsuite/libgomp.c/atomic-13.c: New test.
* testsuite/libgomp.c/atomic-14.c: New test.
* testsuite/libgomp.c/reduction-6.c: New test.
* testsuite/libgomp.c/task-5.c: New test.
* testsuite/libgomp.c++/atomic-2.C: New test.
* testsuite/libgomp.c++/atomic-3.C: New test.
* testsuite/libgomp.c++/atomic-4.C: New test.
* testsuite/libgomp.c++/atomic-5.C: New test.
* testsuite/libgomp.c++/atomic-6.C: New test.
* testsuite/libgomp.c++/atomic-7.C: New test.
* testsuite/libgomp.c++/atomic-8.C: New test.
* testsuite/libgomp.c++/atomic-9.C: New test.
* testsuite/libgomp.c++/task-8.C: New test.
* testsuite/libgomp.c++/reduction-4.C: New test.
* testsuite/libgomp.fortran/allocatable7.f90: New test.
* testsuite/libgomp.fortran/allocatable8.f90: New test.
* testsuite/libgomp.fortran/crayptr3.f90: New test.
* testsuite/libgomp.fortran/omp_atomic3.f90: New test.
* testsuite/libgomp.fortran/omp_atomic4.f90: New test.
* testsuite/libgomp.fortran/pointer1.f90: New test.
* testsuite/libgomp.fortran/pointer2.f90: New test.
* testsuite/libgomp.fortran/task4.f90: New test.
2011-08-02 Tobias Burnus <burnus@net-b.de>
* libgomp.texi: Update OpenMP spec references to 3.1.
(omp_in_final,OMP_PROC_BIND): New sections.
(OMP_NUM_THREADS): Document that the value can be now a list.
(GOMP_STACKSIZE,GOMP_CPU_AFFINITY): Update @ref.
2011-08-02 H.J. Lu <hongjiu.lu@intel.com>
* config/linux/x86/futex.h: Check __x86_64__ instead of
__LP64__.
2011-07-29 Jakub Jelinek <jakub@redhat.com>
PR middle-end/49897
PR middle-end/49898
* testsuite/libgomp.c/pr49897-1.c: New test.
* testsuite/libgomp.c/pr49897-2.c: New test.
* testsuite/libgomp.c/pr49898-1.c: New test.
* testsuite/libgomp.c/pr49898-2.c: New test.
2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/lib/libgomp.exp (libgomp_init): Add -march=i486
for ia32 instead of ilp32.
* testsuite/libgomp.c/atomic-1.c: Require ia32 instead of ilp32.
* testsuite/libgomp.c/atomic-6.c: Likewise.
2011-07-23 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/libgomp.graphite/force-parallel-1.c: Un-xfail.
* testsuite/libgomp.graphite/force-parallel-2.c: Adjust pattern.
2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR libgomp/45351
* config/osf/sem.h: New file.
* configure.tgt (alpha*-dec-osf*): Prepend osf to config_path.
2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/49541
* testsuite/lib/libgomp.exp (libgomp_init): Don't add -lgomp to
ldflags.
2011-07-15 Jakub Jelinek <jakub@redhat.com>
* config/linux/wait.h (do_spin): New inline, largely copied
from do_wait, just don't do futex_wait here, instead return true if
it should be done.
(do_wait): Implement using do_spin.
* config/linux/mutex.h (gomp_mutex_lock_slow): Add an int argument
to prototype.
(gomp_mutex_lock): Use __sync_val_compare_and_swap instead of
__sync_bool_compare_and_swap, pass the oldval to
gomp_mutex_lock_slow.
* config/linux/mutex.c (gomp_mutex_lock_slow): Add oldval argument.
If all mutex contenders are just spinning and not sleeping, don't
change state to 2 unnecessarily. Optimize the loop when state has
already become 2 to use just one atomic operation per loop instead
of two.
* config/linux/ia64/mutex.h (gomp_mutex_lock_slow): Add an int argument
to prototype.
(gomp_mutex_lock): Use __sync_val_compare_and_swap instead of
__sync_bool_compare_and_swap, pass the oldval to
gomp_mutex_lock_slow.
2011-06-22 Jakub Jelinek <jakub@redhat.com>
PR libgomp/49490
* iter.c (gomp_iter_static_next): For chunk size 0
only use n ceil/ nthreads size for the first
n % nthreads threads in the team instead of
all threads except for the last few ones which
get less work or none at all.
* iter_ull.c (gomp_iter_ull_static_next): Likewise.
* env.c (parse_schedule): If OMP_SCHEDULE doesn't have
chunk argument, set run_sched_modifier to 0 for static
resp. 1 for other kinds. If chunk argument is 0
and not static, set value to 1.
2011-05-19 Jakub Jelinek <jakub@redhat.com>
PR c++/49043
* testsuite/libgomp.c++/pr49043.C: New test.
PR c++/48869
* testsuite/libgomp.c++/pr48869.C: New test.
2011-05-06 Jakub Jelinek <jakub@redhat.com>
PR fortran/48894
* fortran.c: Include limits.h.
(TO_INT): Define.
(omp_set_dynamic_8_, omp_set_num_threads_8_): Use !!*set instead of
*set.
(omp_set_num_threads_8_, omp_set_schedule_8_,
omp_set_max_active_levels_8_, omp_get_ancestor_thread_num_8_,
omp_get_team_size_8_): Use TO_INT macro.
* testsuite/libgomp.fortran/pr48894.f90: New test.
2011-04-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/48591
* testsuite/libgomp.c/pr48591.c: New test.
2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR bootstrap/48135
* acinclude.m4 (enable_symvers): Handle --disable-symvers.
* configure: Regenerate.
2011-02-27 Jakub Jelinek <jakub@redhat.com>
PR fortran/47886
* testsuite/libgomp.fortran/task3.f90: New test.
2011-02-24 Tobias Burnus <burnus@net-b.de>
* libgomp.texi (GOMP_STACKSIZE): Fix @ref to OMP_STACKSIZE.
2011-02-23 Jakub Jelinek <jakub@redhat.com>
PR libgomp/47854
* libgomp.texi (omp_get_wtime): Don't say time in the past
must be Unix Epoch.
2011-02-18 Jakub Jelinek <jakub@redhat.com>
PR libgomp/47804
* testsuite/libgomp.fortran/fortran.exp: Check for both
libquadmath.a and libquadmath.${shlib_ext}. If neither exists,
but $blddir != "", still append ${blddir}/${lang_library_path}
to ld_library_path.
2011-02-16 Tobias Burnus <burnus@net-b.de>
PR libgomp/47758
* testsuite/libgomp.fortran/fortran.exp: Check for the existence
of libquadmath.a before adding its libpath to ldflags.
2011-02-14 Jakub Jelinek <jakub@redhat.com>
PR libgomp/47731
* config/linux/futex.h (futex_wait): Pass NULL as timeout argument
to FUTEX_WAIT futex syscall.
* config/linux/wait.h: Include <futex.h> instead of "futex.h".
2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure: Regenerate.
2011-01-20 Benjamin Kosnik <bkoz@redhat.com>
PR libstdc++/36104
* acinclude.m4 (LIBGOMP_ENABLE_SYMVERS): Accept gnu variants.
2011-01-16 Gerald Pfeifer
* configure.tgt (*-*-freebsd*): Add -lpthread to XLDFLAGS.
2010-12-14 Jakub Jelinek <jakub@redhat.com>
PR fortran/46874
* libgomp.fortran/allocatable6.f90: New test.