-
Notifications
You must be signed in to change notification settings - Fork 34
/
configure.ac
1164 lines (1031 loc) · 51 KB
/
configure.ac
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
# -*- Autoconf -*-
#
# Copyright (c) 2008 Sandia Corporation
#
## --------------------- ##
## Autoconf Requirements ##
## --------------------- ##
AC_PREREQ(2.59)
## ---------------------------------- ##
## Autoconf / Automake Initialization ##
## ---------------------------------- ##
AC_INIT([qthread],
[m4_esyscmd([config/version-gen])],
AC_CONFIG_AUX_DIR([config])
AC_CONFIG_MACRO_DIR([config])
AC_CONFIG_SRCDIR([src/qthread.c])
dnl Require at least AM 1.7. Prior versions require AM_CONFIG_HEADER
dnl and have no equivalent to AC_CONFIG_HEADERS (the plural version),
dnl which is a pain. AM 1.7 also added support for putting target
dnl information in AM_CONDITIONAL blocks and using the += modifier.
dnl ... removed "check-news" because of automatic version generation
# Automake's silent rules were implemented in the same version that
# color-tests was implemented, so we can use one to detect the other.
# This nasty, dirty, unreliable trick is strongly discouraged by its author:
# http://blog.flameeyes.eu/trackbacks?article_id=5155
m4_ifdef([AM_SILENT_RULES],
[m4_define([qt_color_tests], [color-tests])],
[m4_define([qt_color_tests], [])])
AM_INIT_AUTOMAKE([foreign subdir-objects dist-bzip2 no-define 1.7 ]qt_color_tests)
# If Automake supports silent rules, enable them (credit to Brian)
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
# clean some extra things...
CLEANFILES="*~ .\#* .gdb_history"
AC_SUBST(CLEANFILES)
AC_CANONICAL_HOST
AC_PROG_SED
AC_PATH_PROG([timelimit_path],[timelimit])
## ----------------- ##
## Check the options ##
## ----------------- ##
#{{{
AC_ARG_ENABLE([picky],
[AS_HELP_STRING([--enable-picky],
[turns on extra compiler warnings (for developers of qthreads)])])
AC_ARG_ENABLE([debugging],
[AS_HELP_STRING([--enable-debugging],
[turns off optimization and turns on debug flags])])
AC_ARG_ENABLE([inlined-functions],
[AS_HELP_STRING([--disable-inlined-functions],
[prevent functions from being inlined; this
sometimes is useful for analysis of the code in
a debugger or some other tool])])
AC_ARG_ENABLE([hardware-atomics],
[AS_HELP_STRING([--disable-hardware-atomics],
[use mutexes to do the internal atomics;
compatible with more compilers and more
platforms, but slow.])])
AC_ARG_ENABLE([hardware-increments],[],
[AS_IF([test "x$enable_hardware_atomics" != x],
[enable_hardware_atomics="$enable_hardware_increments"])])
AC_ARG_ENABLE([hardware-timer],
[AS_HELP_STRING([--disable-hardware-timer],
[force the use of gettimeofday even if there is a
better timer available])])
AC_ARG_ENABLE([aligncheck],
[AS_HELP_STRING([--enable-aligncheck],
[check the alignment of synchronization addresses])])
AC_ARG_ENABLE([guard-pages],
[AS_HELP_STRING([--enable-guard-pages],
[use extra memory around the thread stacks to
help detect stack overruns (will triple memory
requirements per thread)])])
AC_ARG_ENABLE([setrlimit],
[AS_HELP_STRING([--enable-setrlimit],
[use setrlimit to limit the stack (not usually
necessary, but technically more correct for
applications that consult rlimit for the stack
size, such as some printf implementations)])])
AC_ARG_ENABLE([syscall-interception],
[AS_HELP_STRING([--enable-syscall-interception],
[Intercept blocking syscalls (or attempt to). Experimental.])])
AC_ARG_ENABLE([header-syscall-interception],
[AS_HELP_STRING([--enable-header-syscall-interception],
[Intercept blocking syscalls by mangling them via #defs. Experimental.])])
AC_ARG_ENABLE([oversubscription],
[AS_HELP_STRING([--enable-oversubscription],
[This option configures qthreads in a way that
will run more reasonably in an over-subscribed
environment. Ordinarily, we use spin-locks and
busy-loops in key places to keep latencies as
low as possible, but in an over-subscribed
situation, these will just make us slow and
ought to be replaced with something that will
call into the OS scheduler.])])
AC_ARG_WITH([default-stack-size],
[AS_HELP_STRING([--with-default-stack-size=[[bytes]]],
[Specify the number of bytes to use for stacks, by
default (i.e. when the environment variable
QT_STACK_SIZE is unset). Default: 16384 (16k).
Depending on your OS, standard Pthread threads may
get anywhere from 2MB to 10MB default stacks.])])
AC_ARG_WITH([stack-alignment],
[AS_HELP_STRING([--with-stack-alignment=[[bytes]]],
[Specify the alignment to use for stacks. Default:
16])])
AC_ARG_ENABLE([pooled-memory],
[AS_HELP_STRING([--disable-pooled-memory],
[prevents qthreads from (in most cases) using
memory pools, which is sometimes more compatible
with machines that have unusual alignment
issues])])
AC_ARG_ENABLE([memory-scribbling],
[AS_HELP_STRING([--enable-memory-scribbling],
[writes to internal freed and allocated memory;
intended to help identify when memory has been
allocated (but not initialized) and freed.
Allocated memory gets written with 0x55 and
freed memory gets written with 0x77])])
AC_ARG_ENABLE([spawn-cache],
[AS_HELP_STRING([--disable-spawn-cache],
[prevents qthreads from using a worker-specific cache of spawns])])
AC_ARG_ENABLE([eurekas],
[AS_HELP_STRING([--enable-eurekas],
[supports handling of eureka events])])
AC_ARG_ENABLE([internal-spinlock],
[AS_HELP_STRING([--disable-internal-spinlock],
[avoid using the internal spinlock])])
AC_ARG_ENABLE([performance-monitoring],
[AS_HELP_STRING([--enable-performance-monitoring],
[enable performance monitoring infrastructure])])
AC_ARG_ENABLE([debug],
[AS_HELP_STRING([--enable-debug=[[areas]]],
[prints out debugging information as programs
run, tracing their qthread-related behavior.
Uses the environment variable
QTHREAD_DEBUG_LEVEL. The higher the level, the
greater the detail. This enables debugging in
the specified areas. Default area is "all".
Other available areas are:
affinity,
barrier,
core,
febs,
futurelib,
io,
loops,
mpool,
multinode,
qarray,
shepherd,
syncvars,
syscalls,
team,
thread,
threadqueues,
xomp])],
[AS_IF([test "x$enable_debug" = "xyes"],
[enable_debug="affinity,threadqueues,thread,shepherd,core,team,mpool,syscalls,febs,syncvars,io,loops,barrier,qarray,futurelib,xomp,multinode"])
for area in $(echo "$enable_debug" | sed 's/,/ /g') ; do
case "$area" in
affinity) enable_debug_affinity=yes ;;
threadqueue|threadqueues) enable_debug_threadqueues=yes ;;
thread|threads) enable_debug_threads=yes ;;
shepherd|shepherds) enable_debug_shepherd=yes ;;
core) enable_debug_core=yes ;;
team|teams) enable_debug_team=yes ;;
mpool|mpools) enable_debug_mpool=yes ;;
syscall|syscalls) enable_debug_syscalls=yes ;;
feb|febs) enable_debug_febs=yes ;;
syncvar|syncvars) enable_debug_syncvars=yes ;;
io) enable_debug_io=yes ;;
loop|loops) enable_debug_loops=yes ;;
barrier|barriers) enable_debug_barrier=yes ;;
qarray|qarrays) enable_debug_qarray=yes ;;
futurelib) enable_debug_futurelib=yes ;;
xomp) enable_debug_xomp=yes ;;
multinode) enable_debug_multinode=yes ;;
*) AC_MSG_ERROR([Unrecognized debug category ($area).]) ;;
esac
done],
[enable_debug=no])
AC_ARG_ENABLE([profiling],
[AS_HELP_STRING([--enable-profiling=[[areas]]],
[turn on the specified comma-separated types of
profiling. Available types are: shepherd, lock,
steal, cas_steal, threadc, sincs, teams, and spr
. Shepherd profiling counts the wall-clock
time that each shepherd spends idle. FEB
profiling counts the time spent waiting for FEB
states. Steal profiling counts the amount of
workstealing that was done. Cas_steal profiling
counts how many CAS failures happen in
nottingham steal operations. Threadc counts the
number of threads spawned and the number of
threads available to run concurrently. Sincs
profiling reports sinc counter usage data. Teams
profiling reports team counter usage data. SPR
profiling reports communication information. ])],
[for area in $(echo "$enable_profiling" | sed 's/,/ /g') ; do
case "$area" in
shepherd|shepherds)
enable_shepherd_profiling=yes
;;
feb|FEB|febs|FEBs|lock|locks)
enable_feb_profiling=yes
;;
steal)
enable_steal_profiling=yes
;;
cas_steal|cas-steal)
enable_cas_steal_profiling=yes
;;
threadc|tc)
enable_thread_count=yes
;;
sincs|sinc)
enable_sincs_profiling=yes
;;
teams|team)
enable_teams_profiling=yes
;;
spr)
enable_spr_profiling=yes
;;
*)
AC_MSG_ERROR([Unsupported profiling option ($area), supported options are: shepherd, feb, steal, cas_steal, threadc, sincs, teams, spr])
;;
esac
done],
[enable_profiling=none])
AC_ARG_ENABLE([cxx-tests],
[AS_HELP_STRING([--disable-cxx-tests],
[disables all C++ test programs])])
AC_ARG_ENABLE([asserts],
[AS_HELP_STRING([--enable-asserts],
[adds sanity checks to most qthread functions])])
AC_ARG_ENABLE([paranoia],
[AS_HELP_STRING([--enable-paranoia],
[adds expensive sanity checks])])
AC_ARG_ENABLE([lazy-threadids],
[AS_HELP_STRING([--disable-lazy-threadids],
[makes qthread assign thread IDs at spawning
time, rather than as necessary; this ensures
every thread gets a unique thread id])])
AC_ARG_ENABLE([64bit-aligned_t],
[AS_HELP_STRING([--enable-64bit-aligned_t],
[If enabled, aligned_t is 8 bytes. If disabled,
aligned_t is sizeof(int). By default, aligned_t
is 8 bytes on all platforms except PowerPC32,
where it is 4 bytes (due to a lack of native
64-bit atomic operations)])])
AC_ARG_ENABLE([64bit-alignment],
[AS_HELP_STRING([--enable-64bit-alignment],
[Align aligned_t to 8 byte boundry, even if it is
4 bytes long. Default is to align to
sizeof(aligned_t). Alignment cannot be smaller
than aligned_t.])])
AC_ARG_WITH([topology],
[AS_HELP_STRING([--with-topology=[[topologylib]]],
[specify which topology interface to use. Supported
interfaces include no, hwloc, hwloc_v2, binders, lgrp, libnuma,
libnumaV2, mach, plpa, sys, and, tilera.])],
[AS_IF([test "x$with_topology" = xyes],
[with_topology=none_specified])
case "$with_topology" in
hwloc|binders|hwloc_v2|lgrp|libnuma|libnumaV2|mach|no|plpa|sys|tilera) ;;
none_specified) ;;
*)
AC_MSG_ERROR([Unsupported topology library ($with_topology)])
;;
esac
qthread_topo="$with_topology"],
[qthread_topo=none_specified])
AC_ARG_WITH([gcd],
[AS_HELP_STRING([--with-gcd=[[gcd_style]]],
[specify which algorithm for computing greatest
common denominator. Current options are: "mod"
(default) and "shift". The mod option uses modulo
operations, and is usually the fastest option. On
some systems, modulo operations are particularly
slow, and so the "shift" algorithm is faster. The
difference is usually minor, and probably will not
impact overall performance significantly, but this
option is for true speed-demons who want to get
the last word in speed.])],
[],
[with_gcd=mod])
AC_ARG_ENABLE([condwait-queue],
[AS_HELP_STRING([--enable-condwait-queue],
[force the use of a pthread condwait queue,
instead of a spin-based queue for inter-thread
communication (important if spinning shepherds
interfere with each other). Default enabled on
sparc/solaris, but default disabled elsewhere.])])
AC_ARG_ENABLE([third-party-benchmarks],
[AS_HELP_STRING([--enable-third-party-benchmarks],
[Turns on configure options to look for OpenMP,
Cilk, and TBB; used only in building some
external benchmarks])])
AC_ARG_WITH([scheduler],
[AS_HELP_STRING([--with-scheduler=[[type]]],
[Specify the scheduler. Options when using
single-threaded shepherds are: nemesis (default),
lifo, mdlifo, mutexfifo, and mtsfifo. Options
when using multi-threaded shepherds are: sherwood
(default), distrib and nottingham. Details on
these options are in the SCHEDULING file.])])
AC_ARG_WITH([sinc],
[AS_HELP_STRING([--with-sinc=[[type]]],
[Specify the sinc implementation. Options are
'donecount' (default), 'donecount_cas', 'snzi', and 'original'.])])
AC_ARG_WITH([alloc],
[AS_HELP_STRING([--with-alloc=[[type]]],
[Specify the memory allocator. The only
option is 'base' for now.])])
AC_ARG_WITH([dict],
[AS_HELP_STRING([--with-dict=[[type]]],
[Specify the dictionary implementation. Options are
'simple' (default), 'trie', and 'shavit'.])])
AC_ARG_WITH([barrier],
[AS_HELP_STRING([--with-barrier=[[type]]],
[Specify the barrier implementation. Options are 'feb' (default), 'sinc', 'array', and 'log'.])])
AC_ARG_ENABLE([hpctoolkit],
[AS_HELP_STRING([--enable-hpctoolkit-support],
[Enable modifications so that HPCToolkit can unwind Qthreads threads.])])
AC_ARG_ENABLE([valgrind],
[AS_HELP_STRING([--enable-valgrind],
[compile with valgrind macros to assist with debugging])])
AC_ARG_ENABLE([lf-febs],
[AS_HELP_STRING([--enable-lf-febs],
[Use a lock-free hash table to store the FEB data. EXPERIMENTAL!])])
AC_ARG_WITH([cacheline-width],
[AS_HELP_STRING([--with-cacheline-width=bytes],
[Specify the cacheline width for the target
machine. Defaults to 64. Used only for optimizing
internal data structure layout;
qthread_cacheline() still detects this at
runtime.])],
[],
[with_cacheline_width=64])
AC_ARG_ENABLE([multinode],
[AS_HELP_STRING([--enable-multinode],
[Enable experimental support for multi-node qthreads applications])])
AC_ARG_VAR([MPICC], [Path to the MPI C compiler-wrapper.])
AC_ARG_VAR([MPICXX], [Path to the MPI C++ compiler-wrapper.])
AC_CACHE_SAVE
#}}}
## ------------------- ##
## Checks for programs ##
## ------------------- ##
dnl Test for this *before* AC_PROG_CC, to avoid getting the default CFLAGS
dnl However, that means we don't know a ton about this machine or this compiler
dnl yet, so we may have to reset it later.
AS_IF([test "x$enable_debugging" = xyes],
[case "$build_cpu" in dnl (
sparc)
CFLAGS="$CFLAGS -O0 -g3"
CXXFLAGS="$CXXFLAGS -O0 -g3"
;;
*)
CFLAGS="$CFLAGS -O0 -g"
CXXFLAGS="$CXXFLAGS -O0 -g"
;;
esac])
AC_PROG_CC
dnl We use system extensions. This includes setting _GNU_SOURCE
AC_USE_SYSTEM_EXTENSIONS
AC_PROG_CC_C99
AS_IF([test "x$ac_cv_prog_cc_c99" == "xno"],
[AC_MSG_ERROR([Qthreads requires a C compiler that supports the C99 standard.])])
AC_PROG_CPP
AC_PROG_CXX
AS_IF([test "x$CXX" = "xg++"],
[AS_IF([test "x$GXX" = x],
[AC_MSG_ERROR([Qthreads requires a C++ compiler!])])])
QTHREAD_DETECT_COMPILER_TYPE
AS_IF([test "x$enable_picky" = x],
[AS_IF([test -d "${srcdir}/.svn"],
[echo "--> developer override: enable picky compiler by default"
enable_picky=yes])])
AM_PROG_AS
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
dnl This is to provide some backward libtool compatibility.
dnl The weird formatting is to avoid spurious warnings from libtoolize
m4_ifdef([LT_INIT],[
LT_INIT],[
AC_PROG_LIBTOOL])
AC_SUBST([LIBTOOL_DEPS])
AM_PROG_CC_C_O
AS_IF([test "x$enable_picky" = xyes],
[case "$qthread_cv_c_compiler_type" in dnl ((((((((
Clang)
CFLAGS="-Wall -Wno-strict-aliasing -Wmissing-prototypes -Wstrict-prototypes $CFLAGS"
;;
Apple-GNU*|GNU*|*LLVM*)
CFLAGS="-Wall -Wno-strict-aliasing -Wmissing-prototypes -Wstrict-prototypes $CFLAGS"
;;
Intel)
CFLAGS="-Wall -wd981 -wd1572 -wd869 $CFLAGS"
;;
SunStudio)
# This compiler defaults to enabling all warnings
;;
PortlandGroup)
CFLAGS="-Minform=inform $CFLAGS"
;;
IBM_XL)
CFLAGS="-q64 $CFLAGS"
;;
Convey|EKOPath)
CFLAGS="-W -Wall $CFLAGS"
;;
*)
CFLAGS="-Wall $CFLAGS"
;;
esac
case "$qthread_cv_cxx_compiler_type" in dnl (((((((
Clang|GNU*|LLVM)
CXXFLAGS="-Wall $CXXFLAGS"
;;
Intel)
CXXFLAGS="-Wall -wd981 $CXXFLAGS"
;;
SunStudio)
# This compiler defaults to enabling all warnings
;;
PortlandGroup)
CXXFLAGS="-Minform=inform $CXXFLAGS"
;;
IBM_XL)
CXXFLAGS="-q64 $CXXFLAGS"
;;
Convey|EKOPath)
CXXFLAGS="-W -Wall $CXXFLAGS"
;;
*)
CXXFLAGS="-Wall $CXXFLAGS"
;;
esac])
QTHREAD_CHECK_ASSEMBLY([have_assembly=1], [have_assembly=0])
case "$qthread_cv_asm_arch" in
POWERPC32|SPARCV9_32)
compile_compat_atomic=yes
;;
esac
case "$qthread_cv_asm_arch" in
POWERPC*)
AS_IF([test "x$qthread_cv_c_compiler_type" = "xApple-GNU4.0"],
[AC_MSG_ERROR([The Apple GCC 4.0 compiler on PPC does not sufficiently support memory barriers to be safe. Please use a newer compiler (the Apple GCC 4.2 compiler seems to work just fine).])])
;;
esac
AC_CACHE_SAVE
## --------------- ##
## Check for types ##
## --------------- ##
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
AC_TYPE_PID_T
AC_CHECK_SIZEOF([int])
AC_CHECK_SIZEOF([void*])
# Default behavior:
# sizeof(aligned_t) = 8 (unless POWERPC32, then 4)
# alignment(aligned_t) = 8 (unless POWERPC32, then 4)
# If user specified 64bit aligned_t:
# sizeof(aligned_t) = 8 (or should this be sizeof(long)?)
# alignment(aligned_t) = 8
# else if user forbids 64bit aligned_t:
# sizeof(aligned_t) = sizeof(int)
# alignment(aligned_t) = sizeof(int)
# If user specified 64bit alignment:
# alignment(aligned_t) = 8
AS_IF([test "x$qthread_cv_asm_arch" = "xPOWERPC32"],
[sizeof_aligned_t=4
align_aligned_t=4],
[sizeof_aligned_t=8
align_aligned_t=8])
AS_IF([test "x$enable_64bit_aligned_t" = "xyes"], [sizeof_aligned_t="8"
align_aligned_t="8"])
AS_IF([test "x$enable_64bit_aligned_t" = "xno"], [sizeof_aligned_t="$ac_cv_sizeof_int"
align_aligned_t="$ac_cv_sizeof_int"])
AC_DEFINE_UNQUOTED([QTHREAD_SIZEOF_ALIGNED_T], [$sizeof_aligned_t], [size of aligned_t])
AC_DEFINE_UNQUOTED([QTHREAD_ALIGNMENT_ALIGNED_T], [$align_aligned_t], [alignment of aligned_t])
AC_CACHE_SAVE
## -------------------- ##
## Checks for libraries ##
## -------------------- ##
AC_SEARCH_LIBS([pthread_create], [pthread], [],
[AC_MSG_ERROR([Qthreads requires a working pthreads implementation.])])
AC_CHECK_FUNCS([pthread_yield])
AS_IF([test "x$enable_internal_spinlock" != xno],
[AC_CHECK_FUNCS([pthread_spin_init],
[have_pthread_spinlocks=yes],
[have_pthread_spinlocks=no])])
QTHREAD_PTHREAD_PROCESS_PRIVATE
AC_SEARCH_LIBS([nanosleep],[rt],[],
[AC_MSG_ERROR([Cannot find nanosleep])])
AC_SEARCH_LIBS([ceil],[m],[AC_DEFINE([HAVE_LIBM], [1], [Have math library])][have_libm=yes],[AC_MSG_ERROR([Cannot find ceil(); some tests and benchmarks will not be compiled.])])
AC_SEARCH_LIBS([accept], [xnet "socket -lnsl"])
AS_IF([test "x$enable_pooled_memory" = "xno"],
[AC_DEFINE([UNPOOLED], [1], [prevents most uses of memory pools])],
[enable_pooled_memory=yes])
AS_IF([test "x$enable_memory_scribbling" = "xyes"],
[AC_DEFINE([QTHREAD_MEMORY_SCRIBBLING], [1], [turns on memory scribbling])])
AS_IF([test "x$enable_spawn_cache" = "xyes"],
[AC_DEFINE([QTHREAD_USE_SPAWNCACHE],[1],[Define to use worker-specific spawn cache])
enable_spawn_cache=no])
AS_IF([test "x$enable_eurekas" = "xyes"],
[AC_DEFINE([QTHREAD_USE_EUREKAS],[1],[Define to use eurekas])
enable_eurekas=yes],
[enable_eurekas=no])
AC_CACHE_SAVE
## ----------------------- ##
## Checks for header files ##
## ----------------------- ##
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_HEADER_TIME
AC_CHECK_HEADERS([stdlib.h fcntl.h ucontext.h sys/time.h sys/resource.h mach/mach_time.h malloc.h math.h sys/types.h sys/sysctl.h unistd.h sys/syscall.h])
AX_CREATE_STDINT_H([include/qthread/qthread-int.h])
AC_SYS_LARGEFILE
QTHREAD_CHECK_FUNCTION
AC_CACHE_SAVE
## -------------------- ##
## Check for structures ##
## -------------------- ##
AC_MSG_CHECKING([cacheline width])
AC_MSG_RESULT([$with_cacheline_width])
AC_DEFINE_UNQUOTED([CACHELINE_WIDTH],[$with_cacheline_width],[The cacheline width])
AC_CHECK_SIZEOF(pthread_mutex_t)
AC_CHECK_SIZEOF(void *)
AS_IF([test "$ac_cv_sizeof_void_p" -eq 8],
[AS_IF([test "$ac_cv_sizeof_pthread_mutex_t" -le 116],
[mutex_small_enough=yes],
[mutex_small_enough=no])],
[AS_IF([test "$ac_cv_sizeof_pthread_mutex_t" -le 120],
[mutex_small_enough=yes],
[mutex_small_enough=no])])
AS_IF([test "$mutex_small_enough" = "yes"],
[AC_DEFINE([PTHREAD_MUTEX_SMALL_ENOUGH], [1],
[this signifies that pthread_mutex_t is small enough to fit in the existing data structures])])
QTHREAD_CHECK_SYSCALLTYPES([$enable_syscall_interception])
AC_CACHE_SAVE
## ---------------------------------- ##
## Check for compiler characteristics ##
## ---------------------------------- ##
# Find out if we need the -restrict flag
AS_IF([test "x$qthread_cv_cxx_compiler_type" = "xIntel"],
[CXXFLAGS="-restrict $CXXFLAGS"])
AC_C_CONST
AC_C_INLINE
AX_C_RESTRICT
AC_C_VOLATILE
AS_IF([test "x$enable_third_party_benchmarks" = xyes],
[AX_OPENMP([have_openmp=yes], [have_openmp=no])
AC_CHECK_FUNC([__cilkrts_get_nworkers], [have_cilk=yes], [have_cilk=no])
AC_LANG_PUSH([C++])
AC_CHECK_HEADER([tbb/task.h],
[have_tbb=yes],
[have_tbb=no])
AS_IF([test "x$have_tbb" = xyes],
[LIBS_saved="$LIBS"
AC_SEARCH_LIBS([TBB_runtime_interface_version],[tbb],
[TBB_LIBS="-ltbb"
LIBS="$LIBS_saved"],
[have_tbb=no])])
AC_LANG_POP([C++])
])
# Check for native TLS support (thread-local-storage)
case "$qthread_cv_c_compiler_type" in
Clang)
# sadly, Clang does not initialize TLS values correctly
enable_native_tls=no
;;
esac
AX_TLS
# Figure out whether the compiler has builtin atomic operations
AS_IF([test "x$enable_hardware_atomics" != xno],
[QTHREAD_CHECK_ATOMICS($sizeof_aligned_t)])
QTHREAD_BUILTIN_EXPECT
QTHREAD_BUILTIN_TRAP
QTHREAD_VAMACROS
QTHREAD_CHECK_BITFIELDS
QTHREAD_MALLOC_ATTRIBUTE
QTHREAD_UNUSED_ATTRIBUTE
QTHREAD_ALIGNED_ATTRIBUTE
QTHREAD_NOINLINE_ATTRIBUTE
QTHREAD_DEPRECATED_ATTRIBUTE
QTHREAD_BUILTIN_PREFETCH
QTHREAD_BUILTIN_SYNCHRONIZE
AS_IF([test "x$have_assembly" = "x0" -a "x$qthread_cv_atomic_CAS32" = "xno" -a "x$qthread_cv_atomic_CAS64" = "xno" -a "x$qthread_cv_atomic_incr" = "xno"],
[AC_MSG_NOTICE(Compiling on a compiler without inline assembly support and without builtin atomics. This will be slow!)
AS_IF([test "x$enable_hardware_atomics" = x],
[AC_MSG_NOTICE(turning on software increments ($have_assembly))
enable_hardware_increments=no])
AS_IF([test "x$enable_hardware_atomics" = "xyes"],
[AC_MSG_ERROR([No assembly available and software increments disabled.])])],
[AS_IF([test "x$enable_hardware_atomics" = x], [enable_hardware_atomics="yes"])])
AS_IF([test "x$enable_hardware_atomics" = "xno"],
[compile_compat_atomic=yes
AC_DEFINE([QTHREAD_MUTEX_INCREMENT], [1], [Use mutexes instead of assembly for atomic increment])])
AS_IF([test "x$enable_guard_pages" = "xyes"],
[AC_DEFINE([QTHREAD_GUARD_PAGES], [1], [Use guard pages to detect stack overruns])],
[enable_guard_pages="no"])
AS_IF([test "x$enable_precache_guard_pages" = "xyes"],
[AC_DEFINE([QTHREAD_PRECACHE_GUARD_PAGES], [1], [Precache guard pages in pooled stacks])],
[enable_precache_guard_pages="no"])
AC_CACHE_SAVE
## --------------------------- ##
## Check for library functions ##
## --------------------------- ##
AC_FUNC_VPRINTF
AC_FUNC_MMAP
AS_IF([test "x$enable_setrlimit" = "xyes"],
[AC_CHECK_FUNCS([getrlimit setrlimit],
[AC_DEFINE([NEED_RLIMIT], [1], [Whether the library should use get/set rlimit functions])],
[AC_MSG_ERROR([setrlimit() calls enabled, but function is unavailable])])])
AC_CHECK_FUNCS([strtol memalign posix_memalign memset memmove munmap memcpy fstat64 lseek64 getcontext swapcontext makecontext sched_yield processor_bind madvise sysconf sysctl syscall])
QTHREAD_CHECK_QSORT
AC_CHECK_DECLS([MADV_ACCESS_LWP],[],[],[[#include <sys/types.h>
#include <sys/mman.h>]])
AX_CHECK_PAGE_ALIGNED_MALLOC
AX_CHECK_16ALIGNED_MALLOC
AX_CHECK_16ALIGNED_CALLOC
QTHREAD_CHECK_WORKING_VALLOC
QTHREAD_CHECK_ASSERT([],[AC_MSG_ERROR([assert() does not seem to work])])
AC_CACHE_SAVE
## ------------------------- ##
## Check for system services ##
## ------------------------- ##
# Figure out if we need makecontext
QTHREAD_PICK_CONTEXT_TYPE(qthread_makecontext_type)
AS_IF([test "x$enable_performance_monitoring" = "xyes"],
[AC_DEFINE([QTHREAD_PERFORMANCE], [1], [Defined if performance monitoring support desired]),
[disable_lazy_threadids=yes]
[enable_picky=yes]
])
AS_IF([test "x$with_gcd" = "xshift"],
[AC_DEFINE([QTHREAD_SHIFT_GCD],[1],[use a shift-based gcd algorithm])])
AS_IF([test "x$enable_oversubscription" = "xyes"],
[AC_DEFINE([QTHREAD_OVERSUBSCRIPTION], [1], [call into the OS scheduler when possible])
enable_condwait_queue=yes
enable_internal_spinlock=no
AC_CHECK_FUNCS([sched_yield])])
AS_IF([test "x$enable_condwait_queue" = "x"],
[case "$host" in
sparc-sun-solaris*)
enable_condwait_queue="yes"
;;
*)
enable_condwait_queue="no"
;;
esac])
AS_IF([test "x$enable_condwait_queue" = "xyes"],
[AC_DEFINE([QTHREAD_CONDWAIT_BLOCKING_QUEUE], [1], [use pthread-based condwait for lf queue])])
AS_IF([test "x$enable_valgrind" = "xyes"],
[AC_CHECK_HEADERS([valgrind/memcheck.h],
[AC_DEFINE([QTHREAD_USE_VALGRIND], [1], [Use Valgrind Macros])])])
AS_IF([test "x$enable_hpctoolkit_support" = xyes],
[AC_DEFINE([QTHREAD_ALLOW_HPCTOOLKIT_STACK_UNWINDING], [1], [Support HPCToolkit stack unwinding])])
AS_IF([test "x$enable_aligncheck" = "xyes"],
[],
[AC_DEFINE([QTHREAD_NOALIGNCHECK], [1], [Do not check the alignment of synchronization addresses])
enable_aligncheck=no])
# check scheduler requirements
AS_IF([test "x$with_scheduler" != "x"],
[case "$with_scheduler" in
default)
[with_scheduler="sherwood"]
;;
sherwood|nemesis|lifo|mutexfifo|mtsfifo|distrib)
# all valid options that require no additional configuration
;;
mdlifo)
[with_scheduler=lifo]
[using_mdlifo=yes]
AC_DEFINE([QTHREAD_LIFO_MULTI_DEQUEUER], [1], [Enable multiple-dequeuer support for lifo scheduler])
;;
nottingham)
AS_IF([test "x$qthread_cv_atomic_CAS128" != "xyes"],
[AC_MSG_ERROR([The $with_scheduler scheduler requires a 128-bit CAS.])])
;;
*)
AC_MSG_ERROR([Unknown scheduler option])
;;
esac
EXTRA_DISTCHECK_OPTIONS="$EXTRA_DISTCHECK_OPTIONS --with-scheduler=$with_scheduler"],
[with_scheduler="sherwood"])
EXTRA_DISTCHECK_OPTIONS="$EXTRA_DISTCHECK_OPTIONS --with-scheduler=sherwood"
AS_IF([test "x$enable_internal_spinlock" = "x"],
[case "$qthread_cv_c_compiler_type" in
Apple-LLVM-5658)
apple_llvm_5658_warning=yes
enable_internal_spinlock=no
;;
esac])
AS_IF([test "x$enable_hardware_atomics" = "xno"],
[AS_IF([test "x$with_scheduler" != "xsherwood"],
[with_scheduler="sherwood"
AC_MSG_WARN([Forcing scheduler to be sherwood, since hardware atomic support is lacking.])])
AS_IF([test "x$enable_lf_fegs" = "xyes"],
[AC_MSG_ERROR([FEBs cannot use a lock-free hash table, since hardware atomic support is lacking.])])],
[AS_IF([test "x$enable_internal_spinlock" = x],
[enable_internal_spinlock=yes])
AS_IF([test "x$enable_internal_spinlock" = xyes],
[AC_DEFINE([USE_INTERNAL_SPINLOCK], [1], [Use Porterfield spinlock])])])
AS_IF([test "x$enable_steal_profiling" = xyes],
[AC_DEFINE([STEAL_PROFILE], [1], [Support dynamic profile of steal infomation])],
[enable_steal_profiling="no"])
AS_IF([test "x$enable_sincs_profiling" = xyes],
[AC_DEFINE([SINCS_PROFILE], [1], [Support dynamic profile of sincs infomation])],
[enable_sincs_profiling="no"])
AS_IF([test "x$enable_teams_profiling" = xyes],
[AC_DEFINE([TEAM_PROFILE], [1], [Support dynamic profile of teams infomation])],
[enable_teams_profiling="no"])
AS_IF([test "x$enable_spr_profiling" = xyes],
[AC_DEFINE([SPR_PROFILE], [1], [Support dynamic profile of SPR infomation])],
[enable_spr_profiling="no"])
AS_IF([test "x$enable_cas_steal_profiling" = xyes],
[AC_DEFINE([CAS_STEAL_PROFILE], [1], [Support dynamic profile of CAS steal infomation])],
[enable_cas_steal_profiling="no"])
AS_IF([test "x$with_sinc" = "x"],
[with_sinc="donecount"],
[])
case "$with_sinc" in
donecount|donecount_cas|snzi|original) ;;
*) AC_MSG_ERROR([Unknown sinc option]) ;;
esac
AS_IF([test "x$with_alloc" = "x"],
[with_alloc="base"],
[])
case "$with_alloc" in
base|chapel) ;;
*) AC_MSG_ERROR([Unknown alloc option]) ;;
esac
AS_IF([test "x$with_barrier" = "x"],
[with_barrier="feb"])
case "$with_barrier" in
feb|log|sinc|array) ;;
*) AC_MSG_ERROR([Unknown barrier implementation: "$with_barrier". Use 'feb', 'sinc', 'array', or 'log'.]) ;;
esac
AS_IF([test "x$with_dict" = "x"],
[with_dict="shavit"],
[])
case "$with_dict" in
simple|shavit|trie) ;;
*) AC_MSG_ERROR([Unknown dictionary option "$with_dict". Use 'shavit', 'trie' or 'simple'.]) ;;
esac
AS_IF([test "x$enable_omp_affinity" = xyes],
[AC_DEFINE([QTHREAD_OMP_AFFINITY], [1], [Enable experimental OpenMP affinity extensions. Under development])],
[enable_omp_affinity="no"])
AS_IF([test "x$enable_paranoia" == "xyes"],
[AC_DEFINE([QTHREAD_PARANOIA], [1], [expensive sanity checks])
enable_asserts=yes])
AS_IF([test "x$enable_asserts" != "xyes"],
[AC_DEFINE([QTHREAD_NO_ASSERTS], [1], [removes sanity checks from most qthread functions])
enable_asserts=no],
[enable_asserts=yes])
AS_IF([test "x$with_stack_alignment" = "x"],
[with_stack_alignment=16])
AC_DEFINE_UNQUOTED([QTHREAD_STACK_ALIGNMENT],[$with_stack_alignment], [How to align the stacks.])
AS_IF([test "x$enable_debug" = x -o "x$enable_debug" = xno],
[enable_debug=no],
[AC_DEFINE([QTHREAD_DEBUG], [1], [enables printing debugging information at runtime])
QT_COND_DEFINE([$enable_debug_affinity],
[QTHREAD_DEBUG_AFFINITY], [prints out affinity debugging information at runtime])
QT_COND_DEFINE([$enable_debug_threadqueues],
[QTHREAD_DEBUG_THREADQUEUES], [prints out threadqueue debugging information at runtime])
QT_COND_DEFINE([$enable_debug_threads],
[QTHREAD_DEBUG_THREADS], [prints out thread debugging information at runtime])
QT_COND_DEFINE([$enable_debug_core],
[QTHREAD_DEBUG_CORE], [prints out core debugging information at runtime])
QT_COND_DEFINE([$enable_debug_team],
[QTHREAD_DEBUG_TEAM], [prints out team debugging information at runtime])
QT_COND_DEFINE([$enable_debug_mpool],
[QTHREAD_DEBUG_MPOOL], [prints out memory pool debugging information at runtime])
QT_COND_DEFINE([$enable_debug_shepherd],
[QTHREAD_DEBUG_SHEPHERD], [prints out shepherd debugging information at runtime])
QT_COND_DEFINE([$enable_debug_syscalls],
[QTHREAD_DEBUG_SYSCALLS], [prints out syscall debugging information at runtime])
QT_COND_DEFINE([$enable_debug_febs],
[QTHREAD_DEBUG_FEBS], [prints out feb debugging information at runtime])
QT_COND_DEFINE([$enable_debug_syncvars],
[QTHREAD_DEBUG_SYNCVARS], [prints out syncvar debugging information at runtime])
QT_COND_DEFINE([$enable_debug_loops],
[QTHREAD_DEBUG_LOOPS], [prints out loop debugging information at runtime])
QT_COND_DEFINE([$enable_debug_io],
[QTHREAD_DEBUG_IO], [prints out I/O debugging information at runtime])
QT_COND_DEFINE([$enable_debug_barrier],
[QTHREAD_DEBUG_BARRIER], [prints out barrier debugging information at runtime])
QT_COND_DEFINE([$enable_debug_qarray],
[QTHREAD_DEBUG_QARRAY], [prints out qarray debugging information at runtime])
QT_COND_DEFINE([$enable_debug_futurelib],
[QTHREAD_DEBUG_FUTURELIB], [prints out futurelib debugging information at runtime])
QT_COND_DEFINE([$enable_debug_xomp],
[QTHREAD_DEBUG_XOMP], [prints out xomp debugging information at runtime])
QT_COND_DEFINE([$enable_debug_multinode],
[QTHREAD_DEBUG_MULTINODE], [prints out multinode debugging information at runtime])
])
AS_IF([test "x$enable_hardware_timer" != "xno"],
[AC_LINK_IFELSE([AC_LANG_SOURCE([[
#include <unistd.h>
int main() {
return sysconf(_SC_CLK_TCK);
}]])],
[AC_DEFINE([HAVE_SC_CLK_TCK], [1], [Define if _SC_CLK_TCK is available.])])
dnl Which timer do we want to use
qthread_timer_type=gettimeofday
AS_IF([test "x$qthread_timer_type" = "xgettimeofday"],
[AC_CHECK_FUNC([mach_absolute_time], [qthread_timer_type=mach])])
AS_IF([test "x$qthread_timer_type" = "xgettimeofday"],
[AC_CHECK_FUNC([gethrtime], [qthread_timer_type=gethrtime])])
AS_IF([test "x$qthread_timer_type" = "xgettimeofday"],
[QTHREAD_CHECK_ALTIX_TIMER([qthread_timer_type=altix])])
AS_IF([test "x$qthread_timer_type" = "xgettimeofday"],
[AC_SEARCH_LIBS([clock_gettime],[rt],
[qthread_timer_type=clock_gettime
break])])
AC_MSG_CHECKING([for high resolution timer type])
AC_MSG_RESULT([$qthread_timer_type])],
[qthread_timer_type=gettimeofday])
AS_IF([test "x$with_default_stack_size" != "x"],
[qthread_cv_stack_size=$with_default_stack_size],
[qthread_cv_stack_size=32768])
AC_DEFINE_UNQUOTED([QTHREAD_DEFAULT_STACK_SIZE],[$qthread_cv_stack_size], [What size stacks to use by default])
AS_IF([test "x$enable_thread_count" = "xyes"],
[AC_DEFINE([QTHREAD_COUNT_THREADS], [1], [keeps track of the number of threads])],
[enable_thread_count="no"])
AS_IF([test "x$enable_shepherd_profiling" = "xyes"],
[AC_DEFINE([QTHREAD_SHEPHERD_PROFILING], [1], [adds code to monitor how much time shepherds spend idle])],
[enable_shepherd_profiling="no"])
AS_IF([test "x$enable_feb_profiling" = "xyes"],
[AC_DEFINE([QTHREAD_FEB_PROFILING], [1], [adds code to monitor how much time is spent waiting for FEB states])],
[enable_feb_profiling="no"])
AS_IF([test "x$enable_lazy_threadids" = "xno" -o "x$enable_debug" != "xno"],
[AC_DEFINE([QTHREAD_NONLAZY_THREADIDS], [1], [makes sure every thread gets an id at creation time])
enable_lazy_threadids=no],
[enable_lazy_threadids=yes])
AS_IF([test "x$enable_inlined_functions" != "xno"],
[qinline_define=inline],
[qinline_define=""])
AC_DEFINE_UNQUOTED([QINLINE], [$qinline_define], [Allow function inlining to be toggled])
AS_IF([test "x$enable_header_syscall_interception" == xyes],
[AC_DEFINE([USE_HEADER_SYSCALLS], [1],
[Define to allow blocking syscalls to be mangled into qthread-specific variants])])
AC_CACHE_SAVE
## External libraries that help on some architectures
AS_IF([test "x$qthread_topo" != xno],
[AS_IF([test "x$qthread_topo" = "xnone_specified"],
[qthread_topo=no])
# First, check for hwloc, since it gives me the most portable/flexible/reliable/detailed information.
AS_IF([test "x$qthread_topo" = xno -o "x$qthread_topo" = xbinders -o "x$qthread_topo" = xhwloc -o "x$qthread_topo" = xhwloc_v2],
[QTHREAD_CHECK_HWLOC([AS_IF([test "x$qthread_topo" != xhwloc -a "x$qthread_topo" != xhwloc_v2 -a "x$qthread_topo" != xbinders],
[qthread_topo=hwloc])],
[AS_IF([test "x$qthread_topo" != xno],
[AC_MSG_ERROR([Specified topology library ($qthread_topo) does not work.])])])])
# Second, check for the ones that will give me distance information
AS_IF([test "x$qthread_topo" = xno -o "x$qthread_topo" = xlgrp],
[QTHREAD_CHECK_LIBLGRP([qthread_topo=lgrp],
[AS_IF([test "x$qthread_topo" != xno],
[AC_MSG_ERROR([Specified topology library ($qthread_topo) does not work.])])])])
AS_IF([test "x$qthread_topo" = xno -o "x$qthread_topo" = xlibnuma -o "x$qthread_topo" = xlibnumaV2],
[QTHREAD_CHECK_LIBNUMA([qthread_topo=libnuma],
[qthread_topo=libnumaV2],
[AS_IF([test "x$qthread_topo" != xno],
[AC_MSG_ERROR([Specified topology library ($qthread_topo) does not work.])])])])
AS_IF([test "x$qthread_topo" = xno -o "x$qthread_topo" = xtilera],
[QTHREAD_CHECK_TILETOPO([qthread_topo=tilera],
[AS_IF([test "x$qthread_topo" != xno],
[AC_MSG_ERROR([Specified topology library ($qthread_topo) does not work.])])])])
# Third, check any others.
AS_IF([test "x$qthread_topo" = xno -o "x$qthread_topo" = xmach],
[QTHREAD_CHECK_MACHTOPO([qthread_topo=mach],
[AS_IF([test "x$qthread_topo" != xno],
[AC_MSG_ERROR([Specified topology library ($qthread_topo) does not work.])])])])