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
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
|
# See docs/CMake.html for instructions about how to build LLVM with CMake.
cmake_minimum_required(VERSION 3.20.0)
set(LLVM_COMMON_CMAKE_UTILS ${CMAKE_CURRENT_SOURCE_DIR}/../cmake)
include(${LLVM_COMMON_CMAKE_UTILS}/Modules/CMakePolicy.cmake
NO_POLICY_SCOPE)
# Builds with custom install names and installation rpath setups may not work
# in the build tree. Allow these cases to use CMake's default build tree
# behavior by setting `LLVM_NO_INSTALL_NAME_DIR_FOR_BUILD_TREE` to do this.
option(LLVM_NO_INSTALL_NAME_DIR_FOR_BUILD_TREE "If set, use CMake's default build tree install name directory logic (Darwin only)" OFF)
mark_as_advanced(LLVM_NO_INSTALL_NAME_DIR_FOR_BUILD_TREE)
if(NOT LLVM_NO_INSTALL_NAME_DIR_FOR_BUILD_TREE)
set(CMAKE_BUILD_WITH_INSTALL_NAME_DIR ON)
endif()
if(NOT DEFINED LLVM_VERSION_MAJOR)
set(LLVM_VERSION_MAJOR 18)
endif()
if(NOT DEFINED LLVM_VERSION_MINOR)
set(LLVM_VERSION_MINOR 1)
endif()
if(NOT DEFINED LLVM_VERSION_PATCH)
set(LLVM_VERSION_PATCH 0)
endif()
if(NOT DEFINED LLVM_VERSION_SUFFIX)
set(LLVM_VERSION_SUFFIX git)
endif()
if (NOT PACKAGE_VERSION)
set(PACKAGE_VERSION
"${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX}")
endif()
if(NOT DEFINED LLVM_SHLIB_SYMBOL_VERSION)
# "Symbol version prefix for libLLVM.so"
set(LLVM_SHLIB_SYMBOL_VERSION "LLVM_${LLVM_VERSION_MAJOR}")
endif()
if ((CMAKE_GENERATOR MATCHES "Visual Studio") AND (MSVC_TOOLSET_VERSION LESS 142) AND (CMAKE_GENERATOR_TOOLSET STREQUAL ""))
message(WARNING "Visual Studio generators use the x86 host compiler by "
"default, even for 64-bit targets. This can result in linker "
"instability and out of memory errors. To use the 64-bit "
"host compiler, pass -Thost=x64 on the CMake command line.")
endif()
if (CMAKE_GENERATOR STREQUAL "Xcode" AND NOT CMAKE_OSX_ARCHITECTURES)
# Some CMake features like object libraries get confused if you don't
# explicitly specify an architecture setting with the Xcode generator.
set(CMAKE_OSX_ARCHITECTURES "x86_64")
endif()
project(LLVM
VERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}
LANGUAGES C CXX ASM)
if (NOT DEFINED CMAKE_INSTALL_LIBDIR AND DEFINED LLVM_LIBDIR_SUFFIX)
# Must go before `include(GNUInstallDirs)`.
set(CMAKE_INSTALL_LIBDIR "lib${LLVM_LIBDIR_SUFFIX}")
endif()
# Must go after `DEFINED LLVM_LIBDIR_SUFFIX` check.
set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
# Must go after `project(..)`.
include(GNUInstallDirs)
# This C++ standard is required to build LLVM.
set(LLVM_REQUIRED_CXX_STANDARD 17)
# If we find that the cache contains CMAKE_CXX_STANDARD it means that it's a old CMakeCache.txt
# and we can just inform the user and then reset it.
if($CACHE{CMAKE_CXX_STANDARD} AND $CACHE{CMAKE_CXX_STANDARD} LESS ${LLVM_REQUIRED_CXX_STANDARD})
message(WARNING "Resetting cache value for CMAKE_CXX_STANDARD to ${LLVM_REQUIRED_CXX_STANDARD}")
unset(CMAKE_CXX_STANDARD CACHE)
endif()
# if CMAKE_CXX_STANDARD is still set after the cache unset above it means that the user requested it
# and we allow it to be set to something newer than the required standard but otherwise we fail.
if(DEFINED CMAKE_CXX_STANDARD AND CMAKE_CXX_STANDARD LESS ${LLVM_REQUIRED_CXX_STANDARD})
message(FATAL_ERROR "Requested CMAKE_CXX_STANDARD=${CMAKE_CXX_STANDARD} which is less than the required ${LLVM_REQUIRED_CXX_STANDARD}.")
endif()
set(CMAKE_CXX_STANDARD ${LLVM_REQUIRED_CXX_STANDARD} CACHE STRING "C++ standard to conform to")
set(CMAKE_CXX_STANDARD_REQUIRED YES)
if (CYGWIN)
# Cygwin is a bit stricter and lack things like 'strdup', 'stricmp', etc in
# c++xx mode.
set(CMAKE_CXX_EXTENSIONS YES)
else()
set(CMAKE_CXX_EXTENSIONS NO)
endif()
if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
message(FATAL_ERROR "
No build type selected. You need to pass -DCMAKE_BUILD_TYPE=<type> in order to configure LLVM.
Available options are:
* -DCMAKE_BUILD_TYPE=Release - For an optimized build with no assertions or debug info.
* -DCMAKE_BUILD_TYPE=Debug - For an unoptimized build with assertions and debug info.
* -DCMAKE_BUILD_TYPE=RelWithDebInfo - For an optimized build with no assertions but with debug info.
* -DCMAKE_BUILD_TYPE=MinSizeRel - For a build optimized for size instead of speed.
Learn more about these options in our documentation at https://llvm.org/docs/CMake.html#cmake-build-type
")
endif()
# Set default build type for cmake's try_compile module.
# CMake 3.17 or newer sets CMAKE_DEFAULT_BUILD_TYPE to one of the
# items from CMAKE_CONFIGURATION_TYPES. Logic below can be further
# simplified once LLVM's minimum CMake version is updated to 3.17.
if(CMAKE_DEFAULT_BUILD_TYPE)
set(CMAKE_TRY_COMPILE_CONFIGURATION ${CMAKE_DEFAULT_BUILD_TYPE})
else()
if(CMAKE_CONFIGURATION_TYPES)
list(GET CMAKE_CONFIGURATION_TYPES 0 CMAKE_TRY_COMPILE_CONFIGURATION)
elseif(CMAKE_BUILD_TYPE)
set(CMAKE_TRY_COMPILE_CONFIGURATION ${CMAKE_BUILD_TYPE})
endif()
endif()
# Side-by-side subprojects layout: automatically set the
# LLVM_EXTERNAL_${project}_SOURCE_DIR using LLVM_ALL_PROJECTS
# This allows an easy way of setting up a build directory for llvm and another
# one for llvm+clang+... using the same sources.
set(LLVM_ALL_PROJECTS "bolt;clang;clang-tools-extra;compiler-rt;cross-project-tests;libc;libclc;lld;lldb;mlir;openmp;polly;pstl")
# The flang project is not yet part of "all" projects (see C++ requirements)
set(LLVM_EXTRA_PROJECTS "flang")
# List of all known projects in the mono repo
set(LLVM_KNOWN_PROJECTS "${LLVM_ALL_PROJECTS};${LLVM_EXTRA_PROJECTS}")
set(LLVM_ENABLE_PROJECTS "" CACHE STRING
"Semicolon-separated list of projects to build (${LLVM_KNOWN_PROJECTS}), or \"all\".")
# Make sure expansion happens first to not handle "all" in rest of the checks.
if( LLVM_ENABLE_PROJECTS STREQUAL "all" )
set( LLVM_ENABLE_PROJECTS ${LLVM_ALL_PROJECTS})
endif()
foreach(proj ${LLVM_ENABLE_PROJECTS})
if (NOT proj STREQUAL "llvm" AND NOT "${proj}" IN_LIST LLVM_KNOWN_PROJECTS)
MESSAGE(FATAL_ERROR "${proj} isn't a known project: ${LLVM_KNOWN_PROJECTS}. Did you mean to enable it as a runtime in LLVM_ENABLE_RUNTIMES?")
endif()
endforeach()
if ("flang" IN_LIST LLVM_ENABLE_PROJECTS)
if (NOT "mlir" IN_LIST LLVM_ENABLE_PROJECTS)
message(STATUS "Enabling MLIR as a dependency to flang")
list(APPEND LLVM_ENABLE_PROJECTS "mlir")
endif()
if (NOT "clang" IN_LIST LLVM_ENABLE_PROJECTS)
message(FATAL_ERROR "Clang is not enabled, but is required for the Flang driver")
endif()
endif()
# Select the runtimes to build
#
# As we migrate runtimes to using the bootstrapping build, the set of default runtimes
# should grow as we remove those runtimes from LLVM_ENABLE_PROJECTS above.
set(LLVM_DEFAULT_RUNTIMES "libcxx;libcxxabi;libunwind")
set(LLVM_SUPPORTED_RUNTIMES "libc;libunwind;libcxxabi;pstl;libcxx;compiler-rt;openmp;llvm-libgcc")
set(LLVM_ENABLE_RUNTIMES "" CACHE STRING
"Semicolon-separated list of runtimes to build, or \"all\" (${LLVM_DEFAULT_RUNTIMES}). Supported runtimes are ${LLVM_SUPPORTED_RUNTIMES}.")
if(LLVM_ENABLE_RUNTIMES STREQUAL "all")
set(LLVM_ENABLE_RUNTIMES ${LLVM_DEFAULT_RUNTIMES})
endif()
foreach(proj IN LISTS LLVM_ENABLE_RUNTIMES)
if (NOT "${proj}" IN_LIST LLVM_SUPPORTED_RUNTIMES)
message(FATAL_ERROR "Runtime \"${proj}\" is not a supported runtime. Supported runtimes are: ${LLVM_SUPPORTED_RUNTIMES}")
endif()
endforeach()
if ("libc" IN_LIST LLVM_ENABLE_RUNTIMES)
# To build the libc runtime, we need to be able to build few libc build
# tools from the "libc" project. So, we add it to the list of enabled
# projects.
if (NOT "libc" IN_LIST LLVM_ENABLE_PROJECTS)
message(STATUS "Enabling libc project to build libc build tools")
list(APPEND LLVM_ENABLE_PROJECTS "libc")
endif()
endif()
# LLVM_ENABLE_PROJECTS_USED is `ON` if the user has ever used the
# `LLVM_ENABLE_PROJECTS` CMake cache variable. This exists for
# several reasons:
#
# * As an indicator that the `LLVM_ENABLE_PROJECTS` list is now the single
# source of truth for which projects to build. This means we will ignore user
# supplied `LLVM_TOOL_<project>_BUILD` CMake cache variables and overwrite
# them.
#
# * The case where the user previously had `LLVM_ENABLE_PROJECTS` set to a
# non-empty list but now the user wishes to disable building all other projects
# by setting `LLVM_ENABLE_PROJECTS` to an empty string. In that case we still
# need to set the `LLVM_TOOL_${upper_proj}_BUILD` variables so that we disable
# building all the projects that were previously enabled.
set(LLVM_ENABLE_PROJECTS_USED OFF CACHE BOOL "")
mark_as_advanced(LLVM_ENABLE_PROJECTS_USED)
if (LLVM_ENABLE_PROJECTS_USED OR NOT LLVM_ENABLE_PROJECTS STREQUAL "")
set(LLVM_ENABLE_PROJECTS_USED ON CACHE BOOL "" FORCE)
foreach(proj ${LLVM_KNOWN_PROJECTS} ${LLVM_EXTERNAL_PROJECTS})
string(TOUPPER "${proj}" upper_proj)
string(REGEX REPLACE "-" "_" upper_proj ${upper_proj})
if ("${proj}" IN_LIST LLVM_ENABLE_PROJECTS)
message(STATUS "${proj} project is enabled")
set(SHOULD_ENABLE_PROJECT TRUE)
set(PROJ_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../${proj}")
if(NOT EXISTS "${PROJ_DIR}" OR NOT IS_DIRECTORY "${PROJ_DIR}")
message(FATAL_ERROR "LLVM_ENABLE_PROJECTS requests ${proj} but directory not found: ${PROJ_DIR}")
endif()
if( LLVM_EXTERNAL_${upper_proj}_SOURCE_DIR STREQUAL "" )
set(LLVM_EXTERNAL_${upper_proj}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../${proj}" CACHE PATH "" FORCE)
else()
set(LLVM_EXTERNAL_${upper_proj}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../${proj}" CACHE PATH "")
endif()
elseif ("${proj}" IN_LIST LLVM_EXTERNAL_PROJECTS)
message(STATUS "${proj} project is enabled")
set(SHOULD_ENABLE_PROJECT TRUE)
else()
message(STATUS "${proj} project is disabled")
set(SHOULD_ENABLE_PROJECT FALSE)
endif()
# Force `LLVM_TOOL_${upper_proj}_BUILD` variables to have values that
# corresponds with `LLVM_ENABLE_PROJECTS`. This prevents the user setting
# `LLVM_TOOL_${upper_proj}_BUILD` variables externally. At some point
# we should deprecate allowing users to set these variables by turning them
# into normal CMake variables rather than cache variables.
set(LLVM_TOOL_${upper_proj}_BUILD
${SHOULD_ENABLE_PROJECT}
CACHE
BOOL "Whether to build ${upper_proj} as part of LLVM" FORCE
)
endforeach()
endif()
unset(SHOULD_ENABLE_PROJECT)
# Build llvm with ccache if the package is present
set(LLVM_CCACHE_BUILD OFF CACHE BOOL "Set to ON for a ccache enabled build")
if(LLVM_CCACHE_BUILD)
find_program(CCACHE_PROGRAM ccache)
if(CCACHE_PROGRAM)
set(LLVM_CCACHE_MAXSIZE "" CACHE STRING "Size of ccache")
set(LLVM_CCACHE_DIR "" CACHE STRING "Directory to keep ccached data")
set(LLVM_CCACHE_PARAMS "CCACHE_CPP2=yes CCACHE_HASHDIR=yes"
CACHE STRING "Parameters to pass through to ccache")
if(NOT CMAKE_SYSTEM_NAME MATCHES "Windows")
set(CCACHE_PROGRAM "${LLVM_CCACHE_PARAMS} ${CCACHE_PROGRAM}")
if (LLVM_CCACHE_MAXSIZE)
set(CCACHE_PROGRAM "CCACHE_MAXSIZE=${LLVM_CCACHE_MAXSIZE} ${CCACHE_PROGRAM}")
endif()
if (LLVM_CCACHE_DIR)
set(CCACHE_PROGRAM "CCACHE_DIR=${LLVM_CCACHE_DIR} ${CCACHE_PROGRAM}")
endif()
set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ${CCACHE_PROGRAM})
else()
if(LLVM_CCACHE_MAXSIZE OR LLVM_CCACHE_DIR OR
NOT LLVM_CCACHE_PARAMS MATCHES "CCACHE_CPP2=yes CCACHE_HASHDIR=yes")
message(FATAL_ERROR "Ccache configuration through CMake is not supported on Windows. Please use environment variables.")
endif()
# RULE_LAUNCH_COMPILE should work with Ninja but currently has issues
# with cmd.exe and some MSVC tools other than cl.exe
set(CMAKE_C_COMPILER_LAUNCHER ${CCACHE_PROGRAM})
set(CMAKE_CXX_COMPILER_LAUNCHER ${CCACHE_PROGRAM})
endif()
else()
message(FATAL_ERROR "Unable to find the program ccache. Set LLVM_CCACHE_BUILD to OFF")
endif()
endif()
set(LLVM_EXTERNAL_PROJECT_BUILD_TOOL_ARGS "" CACHE STRING
"Optional arguments for the native tool used in CMake --build invocations for external projects.")
mark_as_advanced(LLVM_EXTERNAL_PROJECT_BUILD_TOOL_ARGS)
option(LLVM_DEPENDENCY_DEBUGGING "Dependency debugging mode to verify correctly expressed library dependencies (Darwin only)" OFF)
# Some features of the LLVM build may be disallowed when dependency debugging is
# enabled. In particular you cannot use ccache because we want to force compile
# operations to always happen.
if(LLVM_DEPENDENCY_DEBUGGING)
if(NOT CMAKE_HOST_APPLE)
message(FATAL_ERROR "Dependency debugging is only currently supported on Darwin hosts.")
endif()
if(LLVM_CCACHE_BUILD)
message(FATAL_ERROR "Cannot enable dependency debugging while using ccache.")
endif()
endif()
option(LLVM_ENABLE_DAGISEL_COV "Debug: Prints tablegen patterns that were used for selecting" OFF)
option(LLVM_ENABLE_GISEL_COV "Enable collection of GlobalISel rule coverage" OFF)
if(LLVM_ENABLE_GISEL_COV)
set(LLVM_GISEL_COV_PREFIX "${CMAKE_BINARY_DIR}/gisel-coverage-" CACHE STRING "Provide a filename prefix to collect the GlobalISel rule coverage")
endif()
# Add path for custom modules
list(INSERT CMAKE_MODULE_PATH 0
"${CMAKE_CURRENT_SOURCE_DIR}/cmake"
"${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules"
"${LLVM_COMMON_CMAKE_UTILS}/Modules"
)
# Generate a CompilationDatabase (compile_commands.json file) for our build,
# for use by clang_complete, YouCompleteMe, etc.
set(CMAKE_EXPORT_COMPILE_COMMANDS 1)
option(LLVM_INSTALL_BINUTILS_SYMLINKS
"Install symlinks from the binutils tool names to the corresponding LLVM tools." OFF)
option(LLVM_INSTALL_CCTOOLS_SYMLINKS
"Install symlinks from the cctools tool names to the corresponding LLVM tools." OFF)
# By default we use symlinks on Unix platforms and copy binaries on Windows
# If you have the correct setup on Windows you can use this option to enable
# symlinks and save a lot of diskspace.
option(LLVM_USE_SYMLINKS "Use symlinks instead of copying binaries" ${CMAKE_HOST_UNIX})
option(LLVM_INSTALL_UTILS "Include utility binaries in the 'install' target." OFF)
option(LLVM_INSTALL_TOOLCHAIN_ONLY "Only include toolchain files in the 'install' target." OFF)
# Unfortunatly Clang is too eager to search directories for module maps, which can cause the
# installed version of the maps to be found when building LLVM from source. Therefore we turn off
# the installation by default. See llvm.org/PR31905.
option(LLVM_INSTALL_MODULEMAPS "Install the modulemap files in the 'install' target." OFF)
option(LLVM_USE_FOLDERS "Enable solution folders in Visual Studio. Disable for Express versions." ON)
if ( LLVM_USE_FOLDERS )
set_property(GLOBAL PROPERTY USE_FOLDERS ON)
endif()
include(VersionFromVCS)
option(LLVM_APPEND_VC_REV
"Embed the version control system revision in LLVM" ON)
set(LLVM_FORCE_VC_REVISION
"" CACHE STRING "Force custom VC revision for LLVM_APPEND_VC_REV")
set(LLVM_FORCE_VC_REPOSITORY
"" CACHE STRING "Force custom VC repository for LLVM_APPEND_VC_REV")
option(LLVM_TOOL_LLVM_DRIVER_BUILD "Enables building the llvm multicall tool" OFF)
set(PACKAGE_NAME LLVM)
set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
set(PACKAGE_BUGREPORT "https://github.com/llvm/llvm-project/issues/")
set(BUG_REPORT_URL "${PACKAGE_BUGREPORT}" CACHE STRING
"Default URL where bug reports are to be submitted.")
set(LLDB_BUG_REPORT_URL "${BUG_REPORT_URL}" CACHE STRING
"Default URL where lldb bug reports are to be submitted.")
# Configure CPack.
if(NOT DEFINED CPACK_PACKAGE_INSTALL_DIRECTORY)
set(CPACK_PACKAGE_INSTALL_DIRECTORY "LLVM")
endif()
if(NOT DEFINED CPACK_PACKAGE_VENDOR)
set(CPACK_PACKAGE_VENDOR "LLVM")
endif()
set(CPACK_PACKAGE_VERSION_MAJOR ${LLVM_VERSION_MAJOR})
set(CPACK_PACKAGE_VERSION_MINOR ${LLVM_VERSION_MINOR})
set(CPACK_PACKAGE_VERSION_PATCH ${LLVM_VERSION_PATCH})
set(CPACK_PACKAGE_VERSION ${PACKAGE_VERSION})
set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE.TXT")
if(WIN32 AND NOT UNIX)
set(CPACK_NSIS_COMPRESSOR "/SOLID lzma \r\n SetCompressorDictSize 32")
if(NOT DEFINED CPACK_PACKAGE_INSTALL_REGISTRY_KEY)
set(CPACK_PACKAGE_INSTALL_REGISTRY_KEY "LLVM")
endif()
set(CPACK_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_logo.bmp")
set(CPACK_NSIS_MUI_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_icon.ico")
set(CPACK_NSIS_MUI_UNIICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\cmake\\\\nsis_icon.ico")
set(CPACK_NSIS_MODIFY_PATH "ON")
set(CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL "ON")
if( CMAKE_CL_64 )
if(NOT DEFINED CPACK_NSIS_INSTALL_ROOT)
set(CPACK_NSIS_INSTALL_ROOT "$PROGRAMFILES64")
endif()
endif()
endif()
include(CPack)
# Sanity check our source directory to make sure that we are not trying to
# generate an in-source build (unless on MSVC_IDE, where it is ok), and to make
# sure that we don't have any stray generated files lying around in the tree
# (which would end up getting picked up by header search, instead of the correct
# versions).
if( CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR AND NOT MSVC_IDE )
message(FATAL_ERROR "In-source builds are not allowed.
Please create a directory and run cmake from there, passing the path
to this source directory as the last argument.
This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
Please delete them.")
endif()
string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
option(LLVM_ADDITIONAL_BUILD_TYPES "Additional build types that are allowed to be passed into CMAKE_BUILD_TYPE" "")
set(ALLOWED_BUILD_TYPES DEBUG RELEASE RELWITHDEBINFO MINSIZEREL ${LLVM_ADDITIONAL_BUILD_TYPES})
string (REPLACE ";" "|" ALLOWED_BUILD_TYPES_STRING "${ALLOWED_BUILD_TYPES}")
string (TOUPPER "${ALLOWED_BUILD_TYPES_STRING}" uppercase_ALLOWED_BUILD_TYPES)
if (CMAKE_BUILD_TYPE AND
NOT uppercase_CMAKE_BUILD_TYPE MATCHES "^(${uppercase_ALLOWED_BUILD_TYPES})$")
message(FATAL_ERROR "Unknown value for CMAKE_BUILD_TYPE: ${CMAKE_BUILD_TYPE}")
endif()
# LLVM_INSTALL_PACKAGE_DIR needs to be declared prior to adding the tools
# subdirectory in order to have the value available for llvm-config.
include(GNUInstallPackageDir)
set(LLVM_INSTALL_PACKAGE_DIR "${CMAKE_INSTALL_PACKAGEDIR}/llvm" CACHE STRING
"Path for CMake subdirectory for LLVM (defaults to '${CMAKE_INSTALL_PACKAGEDIR}/llvm')")
set(LLVM_TOOLS_INSTALL_DIR "${CMAKE_INSTALL_BINDIR}" CACHE STRING
"Path for binary subdirectory (defaults to '${CMAKE_INSTALL_BINDIR}')")
mark_as_advanced(LLVM_TOOLS_INSTALL_DIR)
set(LLVM_UTILS_INSTALL_DIR "${LLVM_TOOLS_INSTALL_DIR}" CACHE STRING
"Path to install LLVM utilities (enabled by LLVM_INSTALL_UTILS=ON) (defaults to LLVM_TOOLS_INSTALL_DIR)")
mark_as_advanced(LLVM_UTILS_INSTALL_DIR)
set(LLVM_EXAMPLES_INSTALL_DIR "examples" CACHE STRING
"Path for examples subdirectory (enabled by LLVM_BUILD_EXAMPLES=ON) (defaults to 'examples')")
mark_as_advanced(LLVM_EXAMPLES_INSTALL_DIR)
# They are used as destination of target generators.
set(LLVM_RUNTIME_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin)
set(LLVM_LIBRARY_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib${LLVM_LIBDIR_SUFFIX})
if(WIN32 OR CYGWIN)
# DLL platform -- put DLLs into bin.
set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_RUNTIME_OUTPUT_INTDIR})
else()
set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
endif()
# Each of them corresponds to llvm-config's.
set(LLVM_TOOLS_BINARY_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR}) # --bindir
set(LLVM_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}) # --libdir
set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR} ) # --src-root
set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include ) # --includedir
set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR} ) # --prefix
# Note: LLVM_CMAKE_DIR does not include generated files
set(LLVM_CMAKE_DIR ${LLVM_MAIN_SRC_DIR}/cmake/modules)
set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
set(LLVM_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include)
# List of all targets to be built by default:
set(LLVM_ALL_TARGETS
AArch64
AMDGPU
ARM
AVR
BPF
Hexagon
Lanai
LoongArch
Mips
MSP430
NVPTX
PowerPC
RISCV
Sparc
SystemZ
VE
WebAssembly
X86
XCore
)
set(LLVM_ALL_EXPERIMENTAL_TARGETS
ARC
CSKY
DirectX
M68k
SPIRV
Xtensa
)
# List of targets with JIT support:
set(LLVM_TARGETS_WITH_JIT X86 PowerPC AArch64 ARM Mips SystemZ)
set(LLVM_TARGETS_TO_BUILD "all"
CACHE STRING "Semicolon-separated list of targets to build, or \"all\".")
set(LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ""
CACHE STRING "Semicolon-separated list of experimental targets to build, or \"all\".")
option(BUILD_SHARED_LIBS
"Build all libraries as shared libraries instead of static" OFF)
option(LLVM_ENABLE_BACKTRACES "Enable embedding backtraces on crash." ON)
if(LLVM_ENABLE_BACKTRACES)
set(ENABLE_BACKTRACES 1)
endif()
option(LLVM_ENABLE_UNWIND_TABLES "Emit unwind tables for the libraries" ON)
option(LLVM_ENABLE_CRASH_OVERRIDES "Enable crash overrides." ON)
if(LLVM_ENABLE_CRASH_OVERRIDES)
set(ENABLE_CRASH_OVERRIDES 1)
endif()
option(LLVM_ENABLE_CRASH_DUMPS "Turn on memory dumps on crashes. Currently only implemented on Windows." OFF)
set(WINDOWS_PREFER_FORWARD_SLASH_DEFAULT OFF)
if (MINGW)
# Cygwin doesn't identify itself as Windows, and thus gets path::Style::posix
# as native path style, regardless of what this is set to.
set(WINDOWS_PREFER_FORWARD_SLASH_DEFAULT ON)
endif()
option(LLVM_WINDOWS_PREFER_FORWARD_SLASH "Prefer path names with forward slashes on Windows." ${WINDOWS_PREFER_FORWARD_SLASH_DEFAULT})
option(LLVM_ENABLE_FFI "Use libffi to call external functions from the interpreter" OFF)
set(FFI_LIBRARY_DIR "" CACHE PATH "Additional directory, where CMake should search for libffi.so")
set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should search for ffi.h or ffi/ffi.h")
set(LLVM_TARGET_ARCH "host"
CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
option(LLVM_ENABLE_TERMINFO "Use terminfo database if available." ON)
set(LLVM_ENABLE_LIBXML2 "ON" CACHE STRING "Use libxml2 if available. Can be ON, OFF, or FORCE_ON")
option(LLVM_ENABLE_LIBEDIT "Use libedit if available." ON)
option(LLVM_ENABLE_LIBPFM "Use libpfm for performance counters if available." ON)
# On z/OS, threads cannot be used because TLS is not supported.
if (CMAKE_SYSTEM_NAME MATCHES "OS390")
option(LLVM_ENABLE_THREADS "Use threads if available." OFF)
else()
option(LLVM_ENABLE_THREADS "Use threads if available." ON)
endif()
set(LLVM_ENABLE_ZLIB "ON" CACHE STRING "Use zlib for compression/decompression if available. Can be ON, OFF, or FORCE_ON")
set(LLVM_ENABLE_ZSTD "ON" CACHE STRING "Use zstd for compression/decompression if available. Can be ON, OFF, or FORCE_ON")
set(LLVM_USE_STATIC_ZSTD FALSE CACHE BOOL "Use static version of zstd. Can be TRUE, FALSE")
set(LLVM_ENABLE_CURL "OFF" CACHE STRING "Use libcurl for the HTTP client if available. Can be ON, OFF, or FORCE_ON")
set(LLVM_ENABLE_HTTPLIB "OFF" CACHE STRING "Use cpp-httplib HTTP server library if available. Can be ON, OFF, or FORCE_ON")
set(LLVM_Z3_INSTALL_DIR "" CACHE STRING "Install directory of the Z3 solver.")
option(LLVM_ENABLE_Z3_SOLVER
"Enable Support for the Z3 constraint solver in LLVM."
${LLVM_ENABLE_Z3_SOLVER_DEFAULT}
)
if (LLVM_ENABLE_Z3_SOLVER)
find_package(Z3 4.7.1)
if (LLVM_Z3_INSTALL_DIR)
if (NOT Z3_FOUND)
message(FATAL_ERROR "Z3 >= 4.7.1 has not been found in LLVM_Z3_INSTALL_DIR: ${LLVM_Z3_INSTALL_DIR}.")
endif()
endif()
if (NOT Z3_FOUND)
message(FATAL_ERROR "LLVM_ENABLE_Z3_SOLVER cannot be enabled when Z3 is not available.")
endif()
set(LLVM_WITH_Z3 1)
endif()
set(LLVM_ENABLE_Z3_SOLVER_DEFAULT "${Z3_FOUND}")
if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
endif()
if(LLVM_EXPERIMENTAL_TARGETS_TO_BUILD STREQUAL "all")
set(LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ${LLVM_ALL_EXPERIMENTAL_TARGETS})
endif()
set(LLVM_TARGETS_TO_BUILD
${LLVM_TARGETS_TO_BUILD}
${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD})
list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD)
if (NOT CMAKE_SYSTEM_NAME MATCHES "OS390")
option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)
endif()
option(LLVM_ENABLE_MODULES "Compile with C++ modules enabled." OFF)
if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
option(LLVM_ENABLE_MODULE_DEBUGGING "Compile with -gmodules." ON)
else()
option(LLVM_ENABLE_MODULE_DEBUGGING "Compile with -gmodules." OFF)
endif()
option(LLVM_ENABLE_LOCAL_SUBMODULE_VISIBILITY "Compile with -fmodules-local-submodule-visibility." ON)
option(LLVM_ENABLE_LIBCXX "Use libc++ if available." OFF)
option(LLVM_ENABLE_LLVM_LIBC "Set to on to link all LLVM executables against LLVM libc, assuming it is accessible by the host compiler." OFF)
option(LLVM_STATIC_LINK_CXX_STDLIB "Statically link the standard library." OFF)
option(LLVM_ENABLE_LLD "Use lld as C and C++ linker." OFF)
option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
option(LLVM_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)
option(LLVM_ENABLE_DUMP "Enable dump functions even when assertions are disabled" OFF)
option(LLVM_UNREACHABLE_OPTIMIZE "Optimize llvm_unreachable() as undefined behavior (default), guaranteed trap when OFF" ON)
if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG" )
option(LLVM_ENABLE_ASSERTIONS "Enable assertions" OFF)
else()
option(LLVM_ENABLE_ASSERTIONS "Enable assertions" ON)
endif()
option(LLVM_ENABLE_EXPENSIVE_CHECKS "Enable expensive checks" OFF)
# While adding scalable vector support to LLVM, we temporarily want to
# allow an implicit conversion of TypeSize to uint64_t, and to allow
# code to get the fixed number of elements from a possibly scalable vector.
# This CMake flag enables a more strict mode where it asserts that the type
# is not a scalable vector type.
#
# Enabling this flag makes it easier to find cases where the compiler makes
# assumptions on the size being 'fixed size', when building tests for
# SVE/SVE2 or other scalable vector architectures.
option(LLVM_ENABLE_STRICT_FIXED_SIZE_VECTORS
"Enable assertions that type is not scalable in implicit conversion from TypeSize to uint64_t and calls to getNumElements" OFF)
set(LLVM_ABI_BREAKING_CHECKS "WITH_ASSERTS" CACHE STRING
"Enable abi-breaking checks. Can be WITH_ASSERTS, FORCE_ON or FORCE_OFF.")
option(LLVM_FORCE_USE_OLD_TOOLCHAIN
"Set to ON to force using an old, unsupported host toolchain." OFF)
set(LLVM_LOCAL_RPATH "" CACHE FILEPATH
"If set, an absolute path added as rpath on binaries that do not already contain an executable-relative rpath.")
option(LLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN
"Set to ON to only warn when using a toolchain which is about to be deprecated, instead of emitting an error." OFF)
option(LLVM_USE_INTEL_JITEVENTS
"Use Intel JIT API to inform Intel(R) VTune(TM) Amplifier XE 2011 about JIT code"
OFF)
if( LLVM_USE_INTEL_JITEVENTS )
# Verify we are on a supported platform
if( NOT CMAKE_SYSTEM_NAME MATCHES "Windows" AND NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
message(FATAL_ERROR
"Intel JIT API support is available on Linux and Windows only.")
endif()
endif( LLVM_USE_INTEL_JITEVENTS )
option(LLVM_USE_OPROFILE
"Use opagent JIT interface to inform OProfile about JIT code" OFF)
option(LLVM_EXTERNALIZE_DEBUGINFO
"Generate dSYM files and strip executables and libraries (Darwin Only)" OFF)
option(LLVM_EXPERIMENTAL_DEBUGINFO_ITERATORS
"Add extra Booleans to ilist_iterators to communicate facts for debug-info" OFF)
set(LLVM_CODESIGNING_IDENTITY "" CACHE STRING
"Sign executables and dylibs with the given identity or skip if empty (Darwin Only)")
# If enabled, verify we are on a platform that supports oprofile.
if( LLVM_USE_OPROFILE )
if( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
message(FATAL_ERROR "OProfile support is available on Linux only.")
endif( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
endif( LLVM_USE_OPROFILE )
option(LLVM_USE_PERF
"Use perf JIT interface to inform perf about JIT code" OFF)
# If enabled, verify we are on a platform that supports perf.
if( LLVM_USE_PERF )
if( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
message(FATAL_ERROR "perf support is available on Linux only.")
endif( NOT CMAKE_SYSTEM_NAME MATCHES "Linux" )
endif( LLVM_USE_PERF )
set(LLVM_USE_SANITIZER "" CACHE STRING
"Define the sanitizer used to build binaries and tests.")
option(LLVM_OPTIMIZE_SANITIZED_BUILDS "Pass -O1 on debug sanitizer builds" ON)
set(LLVM_UBSAN_FLAGS
"-fsanitize=undefined -fno-sanitize=vptr,function -fno-sanitize-recover=all"
CACHE STRING
"Compile flags set to enable UBSan. Only used if LLVM_USE_SANITIZER contains 'Undefined'.")
set(LLVM_LIB_FUZZING_ENGINE "" CACHE PATH
"Path to fuzzing library for linking with fuzz targets")
option(LLVM_USE_SPLIT_DWARF
"Use -gsplit-dwarf when compiling llvm and --gdb-index when linking." OFF)
# Define an option controlling whether we should build for 32-bit on 64-bit
# platforms, where supported.
if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT (WIN32 OR ${CMAKE_SYSTEM_NAME} MATCHES "AIX"))
# TODO: support other platforms and toolchains.
option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
endif()
# Define the default arguments to use with 'lit', and an option for the user to
# override.
set(LIT_ARGS_DEFAULT "-sv")
if (MSVC_IDE OR XCODE)
set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar")
endif()
if(LLVM_INDIVIDUAL_TEST_COVERAGE)
set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --per-test-coverage")
endif()
set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit")
# On Win32 hosts, provide an option to specify the path to the GnuWin32 tools.
if( WIN32 AND NOT CYGWIN )
set(LLVM_LIT_TOOLS_DIR "" CACHE PATH "Path to GnuWin32 tools")
endif()
set(LLVM_NATIVE_TOOL_DIR "" CACHE PATH "Path to a directory containing prebuilt matching native tools (such as llvm-tblgen)")
set(LLVM_INTEGRATED_CRT_ALLOC "" CACHE PATH "Replace the Windows CRT allocator with any of {rpmalloc|mimalloc|snmalloc}. Only works with CMAKE_MSVC_RUNTIME_LIBRARY=MultiThreaded.")
if(LLVM_INTEGRATED_CRT_ALLOC)
if(NOT WIN32)
message(FATAL_ERROR "LLVM_INTEGRATED_CRT_ALLOC is only supported on Windows.")
endif()
if(LLVM_USE_SANITIZER)
message(FATAL_ERROR "LLVM_INTEGRATED_CRT_ALLOC cannot be used along with LLVM_USE_SANITIZER!")
endif()
if(CMAKE_BUILD_TYPE AND uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG")
message(FATAL_ERROR "The Debug target isn't supported along with LLVM_INTEGRATED_CRT_ALLOC!")
endif()
endif()
# Define options to control the inclusion and default build behavior for
# components which may not strictly be necessary (tools, examples, and tests).
#
# This is primarily to support building smaller or faster project files.
option(LLVM_INCLUDE_TOOLS "Generate build targets for the LLVM tools." ON)
option(LLVM_BUILD_TOOLS
"Build the LLVM tools. If OFF, just generate build targets." ON)
option(LLVM_INCLUDE_UTILS "Generate build targets for the LLVM utils." ON)
option(LLVM_BUILD_UTILS
"Build LLVM utility binaries. If OFF, just generate build targets." ON)
option(LLVM_INCLUDE_RUNTIMES "Generate build targets for the LLVM runtimes." ON)
option(LLVM_BUILD_RUNTIMES
"Build the LLVM runtimes. If OFF, just generate build targets." ON)
option(LLVM_BUILD_RUNTIME
"Build the LLVM runtime libraries." ON)
option(LLVM_BUILD_EXAMPLES
"Build the LLVM example programs. If OFF, just generate build targets." OFF)
option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON)
if(LLVM_BUILD_EXAMPLES)
add_compile_definitions(BUILD_EXAMPLES)
endif(LLVM_BUILD_EXAMPLES)
option(LLVM_BUILD_TESTS
"Build LLVM unit tests. If OFF, just generate build targets." OFF)
option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON)
option(LLVM_INSTALL_GTEST
"Install the llvm gtest library. This should be on if you want to do
stand-alone builds of the other projects and run their unit tests." OFF)
option(LLVM_BUILD_BENCHMARKS "Add LLVM benchmark targets to the list of default
targets. If OFF, benchmarks still could be built using Benchmarks target." OFF)
option(LLVM_INCLUDE_BENCHMARKS "Generate benchmark targets. If OFF, benchmarks can't be built." ON)
option (LLVM_BUILD_DOCS "Build the llvm documentation." OFF)
option (LLVM_INCLUDE_DOCS "Generate build targets for llvm documentation." ON)
option (LLVM_ENABLE_DOXYGEN "Use doxygen to generate llvm API documentation." OFF)
option (LLVM_ENABLE_SPHINX "Use Sphinx to generate llvm documentation." OFF)
option (LLVM_ENABLE_OCAMLDOC "Build OCaml bindings documentation." ON)
option (LLVM_ENABLE_BINDINGS "Build bindings." ON)
set(LLVM_INSTALL_DOXYGEN_HTML_DIR "${CMAKE_INSTALL_DOCDIR}/llvm/doxygen-html"
CACHE STRING "Doxygen-generated HTML documentation install directory")
set(LLVM_INSTALL_OCAMLDOC_HTML_DIR "${CMAKE_INSTALL_DOCDIR}/llvm/ocaml-html"
CACHE STRING "OCamldoc-generated HTML documentation install directory")
option (LLVM_BUILD_EXTERNAL_COMPILER_RT
"Build compiler-rt as an external project." OFF)
option (LLVM_VERSION_PRINTER_SHOW_HOST_TARGET_INFO
"Show target and host info when tools are invoked with --version." ON)
# You can configure which libraries from LLVM you want to include in the
# shared library by setting LLVM_DYLIB_COMPONENTS to a semi-colon delimited
# list of LLVM components. All component names handled by llvm-config are valid.
if(NOT DEFINED LLVM_DYLIB_COMPONENTS)
set(LLVM_DYLIB_COMPONENTS "all" CACHE STRING
"Semicolon-separated list of components to include in libLLVM, or \"all\".")
endif()
if(MSVC)
option(LLVM_BUILD_LLVM_C_DYLIB "Build LLVM-C.dll (Windows only)" ON)
# Set this variable to OFF here so it can't be set with a command-line
# argument.
set (LLVM_LINK_LLVM_DYLIB OFF)
if (BUILD_SHARED_LIBS)
message(FATAL_ERROR "BUILD_SHARED_LIBS options is not supported on Windows.")
endif()
else()
option(LLVM_LINK_LLVM_DYLIB "Link tools against the libllvm dynamic library" OFF)
option(LLVM_BUILD_LLVM_C_DYLIB "Build libllvm-c re-export library (Darwin only)" OFF)
set(LLVM_BUILD_LLVM_DYLIB_default OFF)
if(LLVM_LINK_LLVM_DYLIB OR LLVM_BUILD_LLVM_C_DYLIB)
set(LLVM_BUILD_LLVM_DYLIB_default ON)
endif()
option(LLVM_BUILD_LLVM_DYLIB "Build libllvm dynamic library" ${LLVM_BUILD_LLVM_DYLIB_default})
endif()
if (LLVM_LINK_LLVM_DYLIB AND BUILD_SHARED_LIBS)
message(FATAL_ERROR "Cannot enable BUILD_SHARED_LIBS with LLVM_LINK_LLVM_DYLIB. We recommend disabling BUILD_SHARED_LIBS.")
endif()
option(LLVM_OPTIMIZED_TABLEGEN "Force TableGen to be built with optimization" OFF)
if(CMAKE_CROSSCOMPILING OR (LLVM_OPTIMIZED_TABLEGEN AND (LLVM_ENABLE_ASSERTIONS OR CMAKE_CONFIGURATION_TYPES)))
set(LLVM_USE_HOST_TOOLS ON)
endif()
option(LLVM_OMIT_DAGISEL_COMMENTS "Do not add comments to DAG ISel" ON)
if (CMAKE_BUILD_TYPE AND uppercase_CMAKE_BUILD_TYPE MATCHES "^(RELWITHDEBINFO|DEBUG)$")
set(LLVM_OMIT_DAGISEL_COMMENTS OFF)
endif()
if (MSVC_IDE)
option(LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION "Configure project to use Visual Studio native visualizers" TRUE)
endif()
if(NOT LLVM_INDIVIDUAL_TEST_COVERAGE)
if(LLVM_BUILD_INSTRUMENTED OR LLVM_BUILD_INSTRUMENTED_COVERAGE OR LLVM_ENABLE_IR_PGO)
if(NOT LLVM_PROFILE_MERGE_POOL_SIZE)
# A pool size of 1-2 is probably sufficient on an SSD. 3-4 should be fine
# for spinning disks. Anything higher may only help on slower mediums.
set(LLVM_PROFILE_MERGE_POOL_SIZE "4")
endif()
if(NOT LLVM_PROFILE_FILE_PATTERN)
if(NOT LLVM_PROFILE_DATA_DIR)
file(TO_NATIVE_PATH "${LLVM_BINARY_DIR}/profiles" LLVM_PROFILE_DATA_DIR)
endif()
file(TO_NATIVE_PATH "${LLVM_PROFILE_DATA_DIR}/%${LLVM_PROFILE_MERGE_POOL_SIZE}m.profraw" LLVM_PROFILE_FILE_PATTERN)
endif()
if(NOT LLVM_CSPROFILE_FILE_PATTERN)
if(NOT LLVM_CSPROFILE_DATA_DIR)
file(TO_NATIVE_PATH "${LLVM_BINARY_DIR}/csprofiles" LLVM_CSPROFILE_DATA_DIR)
endif()
file(TO_NATIVE_PATH "${LLVM_CSPROFILE_DATA_DIR}/%${LLVM_PROFILE_MERGE_POOL_SIZE}m.profraw" LLVM_CSPROFILE_FILE_PATTERN)
endif()
endif()
endif()
if (LLVM_BUILD_STATIC)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
# Remove shared library suffixes from use in find_library
foreach (shared_lib_suffix ${CMAKE_SHARED_LIBRARY_SUFFIX} ${CMAKE_IMPORT_LIBRARY_SUFFIX})
list(FIND CMAKE_FIND_LIBRARY_SUFFIXES ${shared_lib_suffix} shared_lib_suffix_idx)
if(NOT ${shared_lib_suffix_idx} EQUAL -1)
list(REMOVE_AT CMAKE_FIND_LIBRARY_SUFFIXES ${shared_lib_suffix_idx})
endif()
endforeach()
endif()
# Use libtool instead of ar if you are both on an Apple host, and targeting Apple.
if(CMAKE_HOST_APPLE AND APPLE)
include(UseLibtool)
endif()
# Override the default target with an environment variable named by LLVM_TARGET_TRIPLE_ENV.
set(LLVM_TARGET_TRIPLE_ENV CACHE STRING "The name of environment variable to override default target. Disabled by blank.")
mark_as_advanced(LLVM_TARGET_TRIPLE_ENV)
if(CMAKE_SYSTEM_NAME MATCHES "BSD|Linux|OS390")
set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR_default ON)
else()
set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR_default OFF)
endif()
set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR ${LLVM_ENABLE_PER_TARGET_RUNTIME_DIR_default} CACHE BOOL
"Enable per-target runtimes directory")
set(LLVM_PROFDATA_FILE "" CACHE FILEPATH
"Profiling data file to use when compiling in order to improve runtime performance.")
if(LLVM_INCLUDE_TESTS)
# Lit test suite requires at least python 3.6
set(LLVM_MINIMUM_PYTHON_VERSION 3.6)
else()
# FIXME: it is unknown if this is the actual minimum bound
set(LLVM_MINIMUM_PYTHON_VERSION 3.0)
endif()
# Find python before including config-ix, since it needs to be able to search
# for python modules.
find_package(Python3 ${LLVM_MINIMUM_PYTHON_VERSION} REQUIRED
COMPONENTS Interpreter)
# All options referred to from HandleLLVMOptions have to be specified
# BEFORE this include, otherwise options will not be correctly set on
# first cmake run
include(config-ix)
# By default, we target the host, but this can be overridden at CMake
# invocation time. Except on 64-bit AIX, where the system toolchain
# expect 32-bit objects by default.
if("${LLVM_HOST_TRIPLE}" MATCHES "^powerpc64-ibm-aix")
string(REGEX REPLACE "^powerpc64" "powerpc" LLVM_DEFAULT_TARGET_TRIPLE_DEFAULT "${LLVM_HOST_TRIPLE}")
else()
# Only set default triple when native target is enabled.
if (LLVM_NATIVE_TARGET)
set(LLVM_DEFAULT_TARGET_TRIPLE_DEFAULT "${LLVM_HOST_TRIPLE}")
endif()
endif()
set(LLVM_DEFAULT_TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE_DEFAULT}" CACHE STRING
"Default target for which LLVM will generate code." )
message(STATUS "LLVM default target triple: ${LLVM_DEFAULT_TARGET_TRIPLE}")
set(LLVM_TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}")
if(WIN32 OR CYGWIN)
if(BUILD_SHARED_LIBS OR LLVM_BUILD_LLVM_DYLIB)
set(LLVM_ENABLE_PLUGINS_default ON)
else()
set(LLVM_ENABLE_PLUGINS_default OFF)
endif()
else()
set(LLVM_ENABLE_PLUGINS_default ${LLVM_ENABLE_PIC})
endif()
option(LLVM_ENABLE_PLUGINS "Enable plugin support" ${LLVM_ENABLE_PLUGINS_default})
set(LLVM_ENABLE_NEW_PASS_MANAGER TRUE CACHE BOOL
"Enable the new pass manager by default.")
if(NOT LLVM_ENABLE_NEW_PASS_MANAGER)
message(FATAL_ERROR "Enabling the legacy pass manager on the cmake level is"
" no longer supported.")
endif()
include(HandleLLVMOptions)
######
# Configure all of the various header file fragments LLVM uses which depend on
# configuration variables.
set(LLVM_ENUM_TARGETS "")
set(LLVM_ENUM_ASM_PRINTERS "")
set(LLVM_ENUM_ASM_PARSERS "")
set(LLVM_ENUM_DISASSEMBLERS "")
set(LLVM_ENUM_TARGETMCAS "")
set(LLVM_ENUM_EXEGESIS "")
foreach(t ${LLVM_TARGETS_TO_BUILD})
set( td ${LLVM_MAIN_SRC_DIR}/lib/Target/${t} )
# Make sure that any experimental targets were passed via
# LLVM_EXPERIMENTAL_TARGETS_TO_BUILD, not LLVM_TARGETS_TO_BUILD.
# We allow experimental targets that are not in LLVM_ALL_EXPERIMENTAL_TARGETS,
# as long as they are passed via LLVM_EXPERIMENTAL_TARGETS_TO_BUILD.
if ( NOT "${t}" IN_LIST LLVM_ALL_TARGETS AND NOT "${t}" IN_LIST LLVM_EXPERIMENTAL_TARGETS_TO_BUILD )
if( "${t}" IN_LIST LLVM_ALL_EXPERIMENTAL_TARGETS )
message(FATAL_ERROR "The target `${t}' is experimental and must be passed "
"via LLVM_EXPERIMENTAL_TARGETS_TO_BUILD.")
else()
message(FATAL_ERROR "The target `${t}' is not a core tier target. It may be "
"experimental, if so it must be passed via "
"LLVM_EXPERIMENTAL_TARGETS_TO_BUILD.\n"
"Core tier targets: ${LLVM_ALL_TARGETS}\n"
"Known experimental targets: ${LLVM_ALL_EXPERIMENTAL_TARGETS}")
endif()
else()
set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${t})\n")
string(TOUPPER ${t} T_UPPER)
set(LLVM_HAS_${T_UPPER}_TARGET 1)
endif()
file(GLOB asmp_file "${td}/*AsmPrinter.cpp")
if( asmp_file )
set(LLVM_ENUM_ASM_PRINTERS
"${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
endif()
if( EXISTS ${td}/AsmParser/CMakeLists.txt )
set(LLVM_ENUM_ASM_PARSERS
"${LLVM_ENUM_ASM_PARSERS}LLVM_ASM_PARSER(${t})\n")
endif()
if( EXISTS ${td}/Disassembler/CMakeLists.txt )
set(LLVM_ENUM_DISASSEMBLERS
"${LLVM_ENUM_DISASSEMBLERS}LLVM_DISASSEMBLER(${t})\n")
endif()
if( EXISTS ${td}/MCA/CMakeLists.txt )
set(LLVM_ENUM_TARGETMCAS
"${LLVM_ENUM_TARGETMCAS}LLVM_TARGETMCA(${t})\n")
endif()
if( EXISTS ${LLVM_MAIN_SRC_DIR}/tools/llvm-exegesis/lib/${t}/CMakeLists.txt )
set(LLVM_ENUM_EXEGESIS
"${LLVM_ENUM_EXEGESIS}LLVM_EXEGESIS(${t})\n")
endif()
endforeach(t)
# Provide an LLVM_ namespaced alias for use in #cmakedefine.
set(LLVM_BUILD_SHARED_LIBS ${BUILD_SHARED_LIBS})
# Produce the target definition files, which provide a way for clients to easily
# include various classes of targets.
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
${LLVM_INCLUDE_DIR}/llvm/Config/AsmPrinters.def
)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmParsers.def.in
${LLVM_INCLUDE_DIR}/llvm/Config/AsmParsers.def
)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Disassemblers.def.in
${LLVM_INCLUDE_DIR}/llvm/Config/Disassemblers.def
)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
${LLVM_INCLUDE_DIR}/llvm/Config/Targets.def
)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/TargetMCAs.def.in
${LLVM_INCLUDE_DIR}/llvm/Config/TargetMCAs.def
)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/TargetExegesis.def.in
${LLVM_INCLUDE_DIR}/llvm/Config/TargetExegesis.def
)
# They are not referenced. See set_output_directory().
set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_LIBRARY_DIR} )
set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_LIBRARY_DIR} )
# For up-to-date instructions for installing the TFLite dependency, refer to
# the bot setup script: https://github.com/google/ml-compiler-opt/blob/main/buildbot/buildbot_init.sh
set(LLVM_HAVE_TFLITE "" CACHE BOOL "Use tflite")
if (LLVM_HAVE_TFLITE)
find_package(tensorflow-lite REQUIRED)
endif()
# For up-to-date instructions for installing the Tensorflow dependency, refer to
# the bot setup script: https://github.com/google/ml-compiler-opt/blob/main/buildbot/buildbot_init.sh
# Specifically, assuming python3 is installed:
# python3 -m pip install --upgrade pip && python3 -m pip install --user tf_nightly==2.3.0.dev20200528
# Then set TENSORFLOW_AOT_PATH to the package install - usually it's ~/.local/lib/python3.7/site-packages/tensorflow
#
set(TENSORFLOW_AOT_PATH "" CACHE PATH "Path to TensorFlow pip install dir")
if (NOT TENSORFLOW_AOT_PATH STREQUAL "")
set(LLVM_HAVE_TF_AOT "ON" CACHE BOOL "Tensorflow AOT available")
set(TENSORFLOW_AOT_COMPILER
"${TENSORFLOW_AOT_PATH}/../../../../bin/saved_model_cli"
CACHE PATH "Path to the Tensorflow AOT compiler")
include_directories(${TENSORFLOW_AOT_PATH}/include)
add_subdirectory(${TENSORFLOW_AOT_PATH}/xla_aot_runtime_src
${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}/tf_runtime)
install(TARGETS tf_xla_runtime EXPORT LLVMExports
ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX} COMPONENT tf_xla_runtime)
set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS tf_xla_runtime)
# Once we add more modules, we should handle this more automatically.
if (DEFINED LLVM_OVERRIDE_MODEL_HEADER_INLINERSIZEMODEL)
set(LLVM_INLINER_MODEL_PATH "none")
elseif(NOT DEFINED LLVM_INLINER_MODEL_PATH
OR "${LLVM_INLINER_MODEL_PATH}" STREQUAL ""
OR "${LLVM_INLINER_MODEL_PATH}" STREQUAL "autogenerate")
set(LLVM_INLINER_MODEL_PATH "autogenerate")
set(LLVM_INLINER_MODEL_AUTOGENERATED 1)
endif()
if (DEFINED LLVM_OVERRIDE_MODEL_HEADER_REGALLOCEVICTMODEL)
set(LLVM_RAEVICT_MODEL_PATH "none")
elseif(NOT DEFINED LLVM_RAEVICT_MODEL_PATH
OR "${LLVM_RAEVICT_MODEL_PATH}" STREQUAL ""
OR "${LLVM_RAEVICT_MODEL_PATH}" STREQUAL "autogenerate")
set(LLVM_RAEVICT_MODEL_PATH "autogenerate")
set(LLVM_RAEVICT_MODEL_AUTOGENERATED 1)
endif()
endif()
# Configure the three LLVM configuration header files.
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/config.h.cmake
${LLVM_INCLUDE_DIR}/llvm/Config/config.h)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/llvm-config.h.cmake
${LLVM_INCLUDE_DIR}/llvm/Config/llvm-config.h)
configure_file(
${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/abi-breaking.h.cmake
${LLVM_INCLUDE_DIR}/llvm/Config/abi-breaking.h)
# Add target for generating source rpm package.
set(LLVM_SRPM_USER_BINARY_SPECFILE ${CMAKE_CURRENT_SOURCE_DIR}/llvm.spec.in
CACHE FILEPATH ".spec file to use for srpm generation")
set(LLVM_SRPM_BINARY_SPECFILE ${CMAKE_CURRENT_BINARY_DIR}/llvm.spec)
set(LLVM_SRPM_DIR "${CMAKE_CURRENT_BINARY_DIR}/srpm")
get_source_info(${CMAKE_CURRENT_SOURCE_DIR} revision repository)
string(LENGTH "${revision}" revision_length)
set(LLVM_RPM_SPEC_REVISION "${revision}")
configure_file(
${LLVM_SRPM_USER_BINARY_SPECFILE}
${LLVM_SRPM_BINARY_SPECFILE} @ONLY)
add_custom_target(srpm
COMMAND cpack -G TGZ --config CPackSourceConfig.cmake -B ${LLVM_SRPM_DIR}/SOURCES
COMMAND rpmbuild -bs --define '_topdir ${LLVM_SRPM_DIR}' ${LLVM_SRPM_BINARY_SPECFILE})
set_target_properties(srpm PROPERTIES FOLDER "Misc")
if(APPLE AND DARWIN_LTO_LIBRARY)
set(CMAKE_EXE_LINKER_FLAGS
"${CMAKE_EXE_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
set(CMAKE_SHARED_LINKER_FLAGS
"${CMAKE_SHARED_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
set(CMAKE_MODULE_LINKER_FLAGS
"${CMAKE_MODULE_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
endif()
# Build with _XOPEN_SOURCE on AIX, as stray macros in _ALL_SOURCE mode tend to
# break things. In this case we need to enable the large-file API as well.
if (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "AIX")
add_compile_definitions(_XOPEN_SOURCE=700)
add_compile_definitions(_LARGE_FILE_API)
# Modules should be built with -shared -Wl,-G, so we can use runtime linking
# with plugins.
string(APPEND CMAKE_MODULE_LINKER_FLAGS " -shared -Wl,-G")
# Also set the correct flags for building shared libraries.
string(APPEND CMAKE_SHARED_LINKER_FLAGS " -shared")
endif()
# Build with _XOPEN_SOURCE on z/OS.
if (CMAKE_SYSTEM_NAME MATCHES "OS390")
add_compile_definitions(_XOPEN_SOURCE=600)
add_compile_definitions(_OPEN_SYS) # Needed for process information.
add_compile_definitions(_OPEN_SYS_FILE_EXT) # Needed for EBCDIC I/O.
add_compile_definitions(_EXT) # Needed for file data.
add_compile_definitions(_UNIX03_THREADS) # Multithreading support.
endif()
# Build with _FILE_OFFSET_BITS=64 on Solaris to match g++ >= 9.
if (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
add_compile_definitions(_FILE_OFFSET_BITS=64)
endif()
set(CMAKE_INCLUDE_CURRENT_DIR ON)
include_directories( ${LLVM_INCLUDE_DIR} ${LLVM_MAIN_INCLUDE_DIR})
# when crosscompiling import the executable targets from a file
if(LLVM_USE_HOST_TOOLS)
include(CrossCompile)
llvm_create_cross_target(LLVM NATIVE "" Release)
endif(LLVM_USE_HOST_TOOLS)
if(LLVM_TARGET_IS_CROSSCOMPILE_HOST)
# Dummy use to avoid CMake Warning: Manually-specified variables were not used
# (this is a variable that CrossCompile sets on recursive invocations)
endif()
if( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
# special hack for Solaris to handle crazy system sys/regset.h
include_directories("${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/Solaris")
endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
# Make sure we don't get -rdynamic in every binary. For those that need it,
# use export_executable_symbols(target).
set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
include(AddLLVM)
include(TableGen)
include(LLVMDistributionSupport)
if( MINGW AND NOT "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" )
# People report that -O3 is unreliable on MinGW. The traditional
# build also uses -O2 for that reason:
llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
endif()
if(LLVM_INCLUDE_TESTS)
umbrella_lit_testsuite_begin(check-all)
endif()
# Put this before tblgen. Else we have a circular dependence.
add_subdirectory(lib/Demangle)
add_subdirectory(lib/Support)
add_subdirectory(lib/TableGen)
add_subdirectory(utils/TableGen)
add_subdirectory(include)
add_subdirectory(lib)
if( LLVM_INCLUDE_UTILS )
add_subdirectory(utils/FileCheck)
add_subdirectory(utils/PerfectShuffle)
add_subdirectory(utils/count)
add_subdirectory(utils/not)
add_subdirectory(utils/UnicodeData)
add_subdirectory(utils/yaml-bench)
add_subdirectory(utils/split-file)
add_subdirectory(utils/mlgo-utils)
if( LLVM_INCLUDE_TESTS )
add_subdirectory(${LLVM_THIRD_PARTY_DIR}/unittest ${CMAKE_CURRENT_BINARY_DIR}/third-party/unittest)
endif()
else()
if ( LLVM_INCLUDE_TESTS )
message(FATAL_ERROR "Including tests when not building utils will not work.
Either set LLVM_INCLUDE_UTILS to On, or set LLVM_INCLUDE_TESTS to Off.")
endif()
endif()
# Use LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION instead of LLVM_INCLUDE_UTILS because it is not really a util
if (LLVM_ADD_NATIVE_VISUALIZERS_TO_SOLUTION)
add_subdirectory(utils/LLVMVisualizers)
endif()
foreach( binding ${LLVM_BINDINGS_LIST} )
if( EXISTS "${LLVM_MAIN_SRC_DIR}/bindings/${binding}/CMakeLists.txt" )
add_subdirectory(bindings/${binding})
endif()
endforeach()
add_subdirectory(projects)
if( LLVM_INCLUDE_TOOLS )
add_subdirectory(tools)
endif()
if( LLVM_INCLUDE_RUNTIMES )
add_subdirectory(runtimes)
endif()
if( LLVM_INCLUDE_EXAMPLES )
add_subdirectory(examples)
endif()
if( LLVM_INCLUDE_TESTS )
set(LLVM_GTEST_RUN_UNDER
"" CACHE STRING
"Define the wrapper program that LLVM unit tests should be run under.")
if(EXISTS ${LLVM_MAIN_SRC_DIR}/projects/test-suite AND TARGET clang)
include(LLVMExternalProjectUtils)
llvm_ExternalProject_Add(test-suite ${LLVM_MAIN_SRC_DIR}/projects/test-suite
USE_TOOLCHAIN
EXCLUDE_FROM_ALL
NO_INSTALL
ALWAYS_CLEAN)
endif()
add_subdirectory(utils/lit)
add_subdirectory(test)
add_subdirectory(unittests)
if (WIN32)
# This utility is used to prevent crashing tests from calling Dr. Watson on
# Windows.
add_subdirectory(utils/KillTheDoctor)
endif()
umbrella_lit_testsuite_end(check-all)
get_property(LLVM_ALL_LIT_DEPENDS GLOBAL PROPERTY LLVM_ALL_LIT_DEPENDS)
get_property(LLVM_ALL_ADDITIONAL_TEST_DEPENDS
GLOBAL PROPERTY LLVM_ALL_ADDITIONAL_TEST_DEPENDS)
add_custom_target(test-depends
DEPENDS ${LLVM_ALL_LIT_DEPENDS} ${LLVM_ALL_ADDITIONAL_TEST_DEPENDS})
set_target_properties(test-depends PROPERTIES FOLDER "Tests")
add_dependencies(check-all test-depends)
endif()
if (LLVM_INCLUDE_DOCS)
add_subdirectory(docs)
endif()
add_subdirectory(cmake/modules)
# Do this last so that all lit targets have already been created.
if (LLVM_INCLUDE_UTILS)
add_subdirectory(utils/llvm-lit)
endif()
if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
install(DIRECTORY include/llvm include/llvm-c
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
COMPONENT llvm-headers
FILES_MATCHING
PATTERN "*.def"
PATTERN "*.h"
PATTERN "*.td"
PATTERN "*.inc"
PATTERN "LICENSE.TXT"
)
install(DIRECTORY ${LLVM_INCLUDE_DIR}/llvm ${LLVM_INCLUDE_DIR}/llvm-c
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
COMPONENT llvm-headers
FILES_MATCHING
PATTERN "*.def"
PATTERN "*.h"
PATTERN "*.gen"
PATTERN "*.inc"
# Exclude include/llvm/CMakeFiles/intrinsics_gen.dir, matched by "*.def"
PATTERN "CMakeFiles" EXCLUDE
PATTERN "config.h" EXCLUDE
)
if (LLVM_INSTALL_MODULEMAPS)
install(DIRECTORY include
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
COMPONENT llvm-headers
FILES_MATCHING
PATTERN "module.modulemap"
)
install(FILES include/module.install.modulemap
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
COMPONENT llvm-headers
RENAME "module.extern.modulemap"
)
endif(LLVM_INSTALL_MODULEMAPS)
# Installing the headers needs to depend on generating any public
# tablegen'd headers.
add_custom_target(llvm-headers DEPENDS intrinsics_gen omp_gen)
set_target_properties(llvm-headers PROPERTIES FOLDER "Misc")
if (NOT LLVM_ENABLE_IDE)
add_llvm_install_targets(install-llvm-headers
DEPENDS llvm-headers
COMPONENT llvm-headers)
endif()
# Custom target to install all libraries.
add_custom_target(llvm-libraries)
set_target_properties(llvm-libraries PROPERTIES FOLDER "Misc")
if (NOT LLVM_ENABLE_IDE)
add_llvm_install_targets(install-llvm-libraries
DEPENDS llvm-libraries
COMPONENT llvm-libraries)
endif()
get_property(LLVM_LIBS GLOBAL PROPERTY LLVM_LIBS)
if(LLVM_LIBS)
list(REMOVE_DUPLICATES LLVM_LIBS)
foreach(lib ${LLVM_LIBS})
add_dependencies(llvm-libraries ${lib})
if (NOT LLVM_ENABLE_IDE)
add_dependencies(install-llvm-libraries install-${lib})
add_dependencies(install-llvm-libraries-stripped install-${lib}-stripped)
endif()
endforeach()
endif()
endif()
# This must be at the end of the LLVM root CMakeLists file because it must run
# after all targets are created.
llvm_distribution_add_targets()
process_llvm_pass_plugins(GEN_CONFIG)
include(CoverageReport)
# This allows us to deploy the Universal CRT DLLs by passing -DCMAKE_INSTALL_UCRT_LIBRARIES=ON to CMake
if (MSVC AND CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows" AND CMAKE_INSTALL_UCRT_LIBRARIES)
include(InstallRequiredSystemLibraries)
endif()
if (LLVM_INCLUDE_BENCHMARKS)
# Override benchmark defaults so that when the library itself is updated these
# modifications are not lost.
set(BENCHMARK_ENABLE_TESTING OFF CACHE BOOL "Disable benchmark testing" FORCE)
set(BENCHMARK_ENABLE_EXCEPTIONS OFF CACHE BOOL "Disable benchmark exceptions" FORCE)
set(BENCHMARK_ENABLE_INSTALL OFF CACHE BOOL "Don't install benchmark" FORCE)
set(BENCHMARK_DOWNLOAD_DEPENDENCIES OFF CACHE BOOL "Don't download dependencies" FORCE)
set(BENCHMARK_ENABLE_GTEST_TESTS OFF CACHE BOOL "Disable Google Test in benchmark" FORCE)
set(BENCHMARK_ENABLE_WERROR ${LLVM_ENABLE_WERROR} CACHE BOOL
"Handle -Werror for Google Benchmark based on LLVM_ENABLE_WERROR" FORCE)
# Since LLVM requires C++11 it is safe to assume that std::regex is available.
set(HAVE_STD_REGEX ON CACHE BOOL "OK" FORCE)
add_subdirectory(${LLVM_THIRD_PARTY_DIR}/benchmark
${CMAKE_CURRENT_BINARY_DIR}/third-party/benchmark)
add_subdirectory(benchmarks)
endif()
if (LLVM_INCLUDE_UTILS AND LLVM_INCLUDE_TOOLS)
add_subdirectory(utils/llvm-locstats)
endif()
|