1 include(LLVMParseArguments)
2 include(LLVMProcessSources)
5 function(llvm_update_compile_flags name)
6 get_property(sources TARGET ${name} PROPERTY SOURCES)
7 if("${sources}" MATCHES "\\.c(;|$)")
8 set(update_src_props ON)
11 # LLVM_REQUIRES_EH is an internal flag that individual
12 # targets can use to force EH
13 if(LLVM_REQUIRES_EH OR LLVM_ENABLE_EH)
14 if(NOT (LLVM_REQUIRES_RTTI OR LLVM_ENABLE_RTTI))
15 message(AUTHOR_WARNING "Exception handling requires RTTI. Enabling RTTI for ${name}")
16 set(LLVM_REQUIRES_RTTI ON)
19 if(LLVM_COMPILER_IS_GCC_COMPATIBLE)
20 list(APPEND LLVM_COMPILE_FLAGS "-fno-exceptions")
22 list(APPEND LLVM_COMPILE_DEFINITIONS _HAS_EXCEPTIONS=0)
23 list(APPEND LLVM_COMPILE_FLAGS "/EHs-c-")
27 # LLVM_REQUIRES_RTTI is an internal flag that individual
28 # targets can use to force RTTI
29 if(NOT (LLVM_REQUIRES_RTTI OR LLVM_ENABLE_RTTI))
30 list(APPEND LLVM_COMPILE_DEFINITIONS GTEST_HAS_RTTI=0)
31 if (LLVM_COMPILER_IS_GCC_COMPATIBLE)
32 list(APPEND LLVM_COMPILE_FLAGS "-fno-rtti")
34 list(APPEND LLVM_COMPILE_FLAGS "/GR-")
39 # - LLVM_COMPILE_FLAGS is list.
40 # - PROPERTY COMPILE_FLAGS is string.
41 string(REPLACE ";" " " target_compile_flags "${LLVM_COMPILE_FLAGS}")
44 foreach(fn ${sources})
45 get_filename_component(suf ${fn} EXT)
46 if("${suf}" STREQUAL ".cpp")
47 set_property(SOURCE ${fn} APPEND_STRING PROPERTY
48 COMPILE_FLAGS "${target_compile_flags}")
52 # Update target props, since all sources are C++.
53 set_property(TARGET ${name} APPEND_STRING PROPERTY
54 COMPILE_FLAGS "${target_compile_flags}")
57 set_property(TARGET ${name} APPEND PROPERTY COMPILE_DEFINITIONS ${LLVM_COMPILE_DEFINITIONS})
60 function(add_llvm_symbol_exports target_name export_file)
61 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
62 set(native_export_file "${target_name}.exports")
63 add_custom_command(OUTPUT ${native_export_file}
64 COMMAND sed -e "s/^/_/" < ${export_file} > ${native_export_file}
65 DEPENDS ${export_file}
67 COMMENT "Creating export file for ${target_name}")
68 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
69 LINK_FLAGS " -Wl,-exported_symbols_list,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
70 elseif(LLVM_HAVE_LINK_VERSION_SCRIPT)
71 # Gold and BFD ld require a version script rather than a plain list.
72 set(native_export_file "${target_name}.exports")
73 # FIXME: Don't write the "local:" line on OpenBSD.
74 add_custom_command(OUTPUT ${native_export_file}
75 COMMAND echo "{" > ${native_export_file}
76 COMMAND grep -q "[[:alnum:]]" ${export_file} && echo " global:" >> ${native_export_file} || :
77 COMMAND sed -e "s/$/;/" -e "s/^/ /" < ${export_file} >> ${native_export_file}
78 COMMAND echo " local: *;" >> ${native_export_file}
79 COMMAND echo "};" >> ${native_export_file}
80 DEPENDS ${export_file}
82 COMMENT "Creating export file for ${target_name}")
83 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
84 LINK_FLAGS " -Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
86 set(native_export_file "${target_name}.def")
89 set(export_file_nativeslashes ${export_file})
90 if(WIN32 AND NOT CYGWIN)
92 # Convert ${export_file} to native format (backslashes) for "type"
93 # Does not use file(TO_NATIVE_PATH) as it doesn't create a native
94 # path but a build-system specific format (see CMake bug
95 # http://public.kitware.com/Bug/print_bug_page.php?bug_id=5939 )
96 string(REPLACE / \\ export_file_nativeslashes ${export_file})
99 add_custom_command(OUTPUT ${native_export_file}
100 COMMAND ${CMAKE_COMMAND} -E echo "EXPORTS" > ${native_export_file}
101 COMMAND ${CAT} ${export_file_nativeslashes} >> ${native_export_file}
102 DEPENDS ${export_file}
104 COMMENT "Creating export file for ${target_name}")
105 set(export_file_linker_flag "${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
107 set(export_file_linker_flag "/DEF:${export_file_linker_flag}")
109 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
110 LINK_FLAGS " ${export_file_linker_flag}")
113 add_custom_target(${target_name}_exports DEPENDS ${native_export_file})
114 set_target_properties(${target_name}_exports PROPERTIES FOLDER "Misc")
116 get_property(srcs TARGET ${target_name} PROPERTY SOURCES)
118 get_filename_component(extension ${src} EXT)
119 if(extension STREQUAL ".cpp")
120 set(first_source_file ${src})
125 # Force re-linking when the exports file changes. Actually, it
126 # forces recompilation of the source file. The LINK_DEPENDS target
127 # property only works for makefile-based generators.
128 # FIXME: This is not safe because this will create the same target
129 # ${native_export_file} in several different file:
130 # - One where we emitted ${target_name}_exports
131 # - One where we emitted the build command for the following object.
132 # set_property(SOURCE ${first_source_file} APPEND PROPERTY
133 # OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${native_export_file})
135 set_property(DIRECTORY APPEND
136 PROPERTY ADDITIONAL_MAKE_CLEAN_FILES ${native_export_file})
138 add_dependencies(${target_name} ${target_name}_exports)
140 # Add dependency to *_exports later -- CMake issue 14747
141 list(APPEND LLVM_COMMON_DEPENDS ${target_name}_exports)
142 set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} PARENT_SCOPE)
143 endfunction(add_llvm_symbol_exports)
145 if(NOT WIN32 AND NOT APPLE)
147 COMMAND ${CMAKE_C_COMPILER} -Wl,--version
148 OUTPUT_VARIABLE stdout
151 if("${stdout}" MATCHES "GNU gold")
152 set(LLVM_LINKER_IS_GOLD ON)
156 function(add_link_opts target_name)
157 # Pass -O3 to the linker. This enabled different optimizations on different
159 if(NOT (${CMAKE_SYSTEM_NAME} MATCHES "Darwin" OR WIN32))
160 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
161 LINK_FLAGS " -Wl,-O3")
164 if(LLVM_LINKER_IS_GOLD)
165 # With gold gc-sections is always safe.
166 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
167 LINK_FLAGS " -Wl,--gc-sections")
168 # Note that there is a bug with -Wl,--icf=safe so it is not safe
169 # to enable. See https://sourceware.org/bugzilla/show_bug.cgi?id=17704.
172 if(NOT LLVM_NO_DEAD_STRIP)
173 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
174 # ld64's implementation of -dead_strip breaks tools that use plugins.
175 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
176 LINK_FLAGS " -Wl,-dead_strip")
177 elseif(NOT WIN32 AND NOT LLVM_LINKER_IS_GOLD)
178 # Object files are compiled with -ffunction-data-sections.
179 # Versions of bfd ld < 2.23.1 have a bug in --gc-sections that breaks
180 # tools that use plugins. Always pass --gc-sections once we require
182 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
183 LINK_FLAGS " -Wl,--gc-sections")
186 endfunction(add_link_opts)
188 # Set each output directory according to ${CMAKE_CONFIGURATION_TYPES}.
189 # Note: Don't set variables CMAKE_*_OUTPUT_DIRECTORY any more,
190 # or a certain builder, for eaxample, msbuild.exe, would be confused.
191 function(set_output_directory target bindir libdir)
192 # Do nothing if *_OUTPUT_INTDIR is empty.
193 if("${bindir}" STREQUAL "")
197 # moddir -- corresponding to LIBRARY_OUTPUT_DIRECTORY.
198 # It affects output of add_library(MODULE).
201 set(moddir ${bindir})
203 set(moddir ${libdir})
205 if(NOT "${CMAKE_CFG_INTDIR}" STREQUAL ".")
206 foreach(build_mode ${CMAKE_CONFIGURATION_TYPES})
207 string(TOUPPER "${build_mode}" CONFIG_SUFFIX)
208 string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} bi ${bindir})
209 string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} li ${libdir})
210 string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} mi ${moddir})
211 set_target_properties(${target} PROPERTIES "RUNTIME_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${bi})
212 set_target_properties(${target} PROPERTIES "ARCHIVE_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${li})
213 set_target_properties(${target} PROPERTIES "LIBRARY_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${mi})
216 set_target_properties(${target} PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${bindir})
217 set_target_properties(${target} PROPERTIES ARCHIVE_OUTPUT_DIRECTORY ${libdir})
218 set_target_properties(${target} PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${moddir})
222 # llvm_add_library(name sources...
224 # STATIC by default w/o BUILD_SHARED_LIBS.
225 # SHARED by default w/ BUILD_SHARED_LIBS.
227 # Target ${name} might not be created on unsupported platforms.
228 # Check with "if(TARGET ${name})".
230 # Corresponds to OUTPUT_NAME in target properties.
232 # Same semantics as add_dependencies().
233 # LINK_COMPONENTS components...
234 # Same as the variable LLVM_LINK_COMPONENTS.
235 # LINK_LIBS lib_targets...
236 # Same semantics as target_link_libraries().
238 # May specify header files for IDE generators.
240 function(llvm_add_library name)
241 cmake_parse_arguments(ARG
242 "MODULE;SHARED;STATIC"
244 "ADDITIONAL_HEADERS;DEPENDS;LINK_COMPONENTS;LINK_LIBS;OBJLIBS"
246 list(APPEND LLVM_COMMON_DEPENDS ${ARG_DEPENDS})
247 if(ARG_ADDITIONAL_HEADERS)
248 # Pass through ADDITIONAL_HEADERS.
249 set(ARG_ADDITIONAL_HEADERS ADDITIONAL_HEADERS ${ARG_ADDITIONAL_HEADERS})
252 set(ALL_FILES ${ARG_OBJLIBS})
254 llvm_process_sources(ALL_FILES ${ARG_UNPARSED_ARGUMENTS} ${ARG_ADDITIONAL_HEADERS})
258 if(ARG_SHARED OR ARG_STATIC)
259 message(WARNING "MODULE with SHARED|STATIC doesn't make sense.")
261 if(NOT LLVM_ENABLE_PLUGINS)
262 message(STATUS "${name} ignored -- Loadable modules not supported on this platform.")
266 if(BUILD_SHARED_LIBS AND NOT ARG_STATIC)
275 if(ARG_SHARED AND ARG_STATIC)
276 # Generate an obj library for both targets.
277 set(obj_name "obj.${name}")
278 add_library(${obj_name} OBJECT EXCLUDE_FROM_ALL
281 llvm_update_compile_flags(${obj_name})
282 set(ALL_FILES "$<TARGET_OBJECTS:${obj_name}>")
284 # Do add_dependencies(obj) later due to CMake issue 14747.
285 list(APPEND objlibs ${obj_name})
287 set_target_properties(${obj_name} PROPERTIES FOLDER "Object Libraries")
290 if(ARG_SHARED AND ARG_STATIC)
292 set(name_static "${name}_static")
294 set(output_name OUTPUT_NAME "${ARG_OUTPUT_NAME}")
296 # DEPENDS has been appended to LLVM_COMMON_LIBS.
297 llvm_add_library(${name_static} STATIC
299 OBJLIBS ${ALL_FILES} # objlib
300 LINK_LIBS ${ARG_LINK_LIBS}
301 LINK_COMPONENTS ${ARG_LINK_COMPONENTS}
303 # FIXME: Add name_static to anywhere in TARGET ${name}'s PROPERTY.
308 add_library(${name} MODULE ${ALL_FILES})
310 add_library(${name} SHARED ${ALL_FILES})
312 add_library(${name} STATIC ${ALL_FILES})
314 set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
315 llvm_update_compile_flags(${name})
316 add_link_opts( ${name} )
318 set_target_properties(${name}
320 OUTPUT_NAME ${ARG_OUTPUT_NAME}
325 set_target_properties(${name} PROPERTIES
327 SUFFIX ${LLVM_PLUGIN_EXT}
333 set_target_properties(${name} PROPERTIES
338 set_target_properties(${name}
340 SOVERSION ${LLVM_VERSION_MAJOR}
341 VERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX})
344 if(ARG_MODULE OR ARG_SHARED)
345 # Do not add -Dname_EXPORTS to the command-line when building files in this
346 # target. Doing so is actively harmful for the modules build because it
347 # creates extra module variants, and not useful because we don't use these
349 set_target_properties( ${name} PROPERTIES DEFINE_SYMBOL "" )
351 if (LLVM_EXPORTED_SYMBOL_FILE)
352 add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
356 # Add the explicit dependency information for this library.
358 # It would be nice to verify that we have the dependencies for this library
359 # name, but using get_property(... SET) doesn't suffice to determine if a
360 # property has been set to an empty value.
361 get_property(lib_deps GLOBAL PROPERTY LLVMBUILD_LIB_DEPS_${name})
363 llvm_map_components_to_libnames(llvm_libs
364 ${ARG_LINK_COMPONENTS}
365 ${LLVM_LINK_COMPONENTS}
368 if(CMAKE_VERSION VERSION_LESS 2.8.12)
369 # Link libs w/o keywords, assuming PUBLIC.
370 target_link_libraries(${name}
376 target_link_libraries(${name} INTERFACE
382 # We can use PRIVATE since SO knows its dependent libs.
383 target_link_libraries(${name} PRIVATE
390 if(LLVM_COMMON_DEPENDS)
391 add_dependencies(${name} ${LLVM_COMMON_DEPENDS})
392 # Add dependencies also to objlibs.
393 # CMake issue 14747 -- add_dependencies() might be ignored to objlib's user.
394 foreach(objlib ${objlibs})
395 add_dependencies(${objlib} ${LLVM_COMMON_DEPENDS})
400 macro(add_llvm_library name)
401 if( BUILD_SHARED_LIBS )
402 llvm_add_library(${name} SHARED ${ARGN})
404 llvm_add_library(${name} ${ARGN})
406 set_property( GLOBAL APPEND PROPERTY LLVM_LIBS ${name} )
408 if( EXCLUDE_FROM_ALL )
409 set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
411 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY OR ${name} STREQUAL "LTO")
412 install(TARGETS ${name}
414 RUNTIME DESTINATION bin
415 LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
416 ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX}
419 if (NOT CMAKE_CONFIGURATION_TYPES)
420 add_custom_target(install-${name}
422 COMMAND "${CMAKE_COMMAND}"
423 -DCMAKE_INSTALL_COMPONENT=${name}
424 -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
427 set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
429 set_target_properties(${name} PROPERTIES FOLDER "Libraries")
430 endmacro(add_llvm_library name)
432 macro(add_llvm_loadable_module name)
433 llvm_add_library(${name} MODULE ${ARGN})
434 if(NOT TARGET ${name})
435 # Add empty "phony" target
436 add_custom_target(${name})
438 if( EXCLUDE_FROM_ALL )
439 set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
441 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
446 set(dlldir "lib${LLVM_LIBDIR_SUFFIX}")
448 install(TARGETS ${name}
450 LIBRARY DESTINATION ${dlldir}
451 ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
453 set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
457 set_target_properties(${name} PROPERTIES FOLDER "Loadable modules")
458 endmacro(add_llvm_loadable_module name)
461 macro(add_llvm_executable name)
462 llvm_process_sources( ALL_FILES ${ARGN} )
463 if( EXCLUDE_FROM_ALL )
464 add_executable(${name} EXCLUDE_FROM_ALL ${ALL_FILES})
466 add_executable(${name} ${ALL_FILES})
468 llvm_update_compile_flags(${name})
469 add_link_opts( ${name} )
471 # Do not add -Dname_EXPORTS to the command-line when building files in this
472 # target. Doing so is actively harmful for the modules build because it
473 # creates extra module variants, and not useful because we don't use these
475 set_target_properties( ${name} PROPERTIES DEFINE_SYMBOL "" )
477 if (LLVM_EXPORTED_SYMBOL_FILE)
478 add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
479 endif(LLVM_EXPORTED_SYMBOL_FILE)
481 set(EXCLUDE_FROM_ALL OFF)
482 set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
483 llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
484 if( LLVM_COMMON_DEPENDS )
485 add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
486 endif( LLVM_COMMON_DEPENDS )
487 endmacro(add_llvm_executable name)
490 set (LLVM_TOOLCHAIN_TOOLS
495 macro(add_llvm_tool name)
496 if( NOT LLVM_BUILD_TOOLS )
497 set(EXCLUDE_FROM_ALL ON)
499 add_llvm_executable(${name} ${ARGN})
501 list(FIND LLVM_TOOLCHAIN_TOOLS ${name} LLVM_IS_${name}_TOOLCHAIN_TOOL)
502 if (LLVM_IS_${name}_TOOLCHAIN_TOOL GREATER -1 OR NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
503 if( LLVM_BUILD_TOOLS )
504 install(TARGETS ${name}
506 RUNTIME DESTINATION bin
509 if (NOT CMAKE_CONFIGURATION_TYPES)
510 add_custom_target(install-${name}
512 COMMAND "${CMAKE_COMMAND}"
513 -DCMAKE_INSTALL_COMPONENT=${name}
514 -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
518 if( LLVM_BUILD_TOOLS )
519 set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
521 set_target_properties(${name} PROPERTIES FOLDER "Tools")
522 endmacro(add_llvm_tool name)
525 macro(add_llvm_example name)
526 if( NOT LLVM_BUILD_EXAMPLES )
527 set(EXCLUDE_FROM_ALL ON)
529 add_llvm_executable(${name} ${ARGN})
530 if( LLVM_BUILD_EXAMPLES )
531 install(TARGETS ${name} RUNTIME DESTINATION examples)
533 set_target_properties(${name} PROPERTIES FOLDER "Examples")
534 endmacro(add_llvm_example name)
537 macro(add_llvm_utility name)
538 add_llvm_executable(${name} ${ARGN})
539 set_target_properties(${name} PROPERTIES FOLDER "Utils")
540 endmacro(add_llvm_utility name)
543 macro(add_llvm_target target_name)
544 include_directories(BEFORE
545 ${CMAKE_CURRENT_BINARY_DIR}
546 ${CMAKE_CURRENT_SOURCE_DIR})
547 add_llvm_library(LLVM${target_name} ${ARGN})
548 set( CURRENT_LLVM_TARGET LLVM${target_name} )
549 endmacro(add_llvm_target)
551 # Add external project that may want to be built as part of llvm such as Clang,
552 # lld, and Polly. This adds two options. One for the source directory of the
553 # project, which defaults to ${CMAKE_CURRENT_SOURCE_DIR}/${name}. Another to
554 # enable or disable building it with everything else.
555 # Additional parameter can be specified as the name of directory.
556 macro(add_llvm_external_project name)
557 set(add_llvm_external_dir "${ARGN}")
558 if("${add_llvm_external_dir}" STREQUAL "")
559 set(add_llvm_external_dir ${name})
561 list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir}")
562 string(REPLACE "-" "_" nameUNDERSCORE ${name})
563 string(TOUPPER ${nameUNDERSCORE} nameUPPER)
564 set(LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir}"
565 CACHE PATH "Path to ${name} source directory")
566 if (NOT ${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR} STREQUAL ""
567 AND EXISTS ${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR}/CMakeLists.txt)
568 option(LLVM_EXTERNAL_${nameUPPER}_BUILD
569 "Whether to build ${name} as part of LLVM" ON)
570 if (LLVM_EXTERNAL_${nameUPPER}_BUILD)
571 add_subdirectory(${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR} ${add_llvm_external_dir})
574 endmacro(add_llvm_external_project)
576 macro(add_llvm_tool_subdirectory name)
577 list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${name}")
578 add_subdirectory(${name})
579 endmacro(add_llvm_tool_subdirectory)
581 macro(ignore_llvm_tool_subdirectory name)
582 list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${name}")
583 endmacro(ignore_llvm_tool_subdirectory)
585 function(add_llvm_implicit_external_projects)
586 set(list_of_implicit_subdirs "")
587 file(GLOB sub-dirs "${CMAKE_CURRENT_SOURCE_DIR}/*")
588 foreach(dir ${sub-dirs})
589 if(IS_DIRECTORY "${dir}")
590 list(FIND LLVM_IMPLICIT_PROJECT_IGNORE "${dir}" tool_subdir_ignore)
591 if( tool_subdir_ignore EQUAL -1
592 AND EXISTS "${dir}/CMakeLists.txt")
593 get_filename_component(fn "${dir}" NAME)
594 list(APPEND list_of_implicit_subdirs "${fn}")
599 foreach(external_proj ${list_of_implicit_subdirs})
600 add_llvm_external_project("${external_proj}")
602 endfunction(add_llvm_implicit_external_projects)
604 # Generic support for adding a unittest.
605 function(add_unittest test_suite test_name)
606 if( NOT LLVM_BUILD_TESTS )
607 set(EXCLUDE_FROM_ALL ON)
610 include_directories(${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest/include)
611 if (NOT LLVM_ENABLE_THREADS)
612 list(APPEND LLVM_COMPILE_DEFINITIONS GTEST_HAS_PTHREAD=0)
615 if (SUPPORTS_NO_VARIADIC_MACROS_FLAG)
616 list(APPEND LLVM_COMPILE_FLAGS "-Wno-variadic-macros")
619 set(LLVM_REQUIRES_RTTI OFF)
621 add_llvm_executable(${test_name} ${ARGN})
622 set(outdir ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR})
623 set_output_directory(${test_name} ${outdir} ${outdir})
624 target_link_libraries(${test_name}
627 LLVMSupport # gtest needs it for raw_ostream.
630 add_dependencies(${test_suite} ${test_name})
631 get_target_property(test_suite_folder ${test_suite} FOLDER)
632 if (NOT ${test_suite_folder} STREQUAL "NOTFOUND")
633 set_property(TARGET ${test_name} PROPERTY FOLDER "${test_suite_folder}")
637 function(llvm_add_go_executable binary pkgpath)
638 cmake_parse_arguments(ARG "ALL" "" "DEPENDS;GOFLAGS" ${ARGN})
640 if(LLVM_BINDINGS MATCHES "go")
641 # FIXME: This should depend only on the libraries Go needs.
642 get_property(llvmlibs GLOBAL PROPERTY LLVM_LIBS)
643 set(binpath ${CMAKE_BINARY_DIR}/bin/${binary}${CMAKE_EXECUTABLE_SUFFIX})
644 set(cc "${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}")
645 set(cxx "${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1}")
647 get_property(include_dirs DIRECTORY PROPERTY INCLUDE_DIRECTORIES)
648 foreach(d ${include_dirs})
649 set(cppflags "${cppflags} -I${d}")
651 set(ldflags "${CMAKE_EXE_LINKER_FLAGS}")
652 add_custom_command(OUTPUT ${binpath}
653 COMMAND ${CMAKE_BINARY_DIR}/bin/llvm-go "cc=${cc}" "cxx=${cxx}" "cppflags=${cppflags}" "ldflags=${ldflags}"
654 ${ARG_GOFLAGS} build -o ${binpath} ${pkgpath}
655 DEPENDS llvm-config ${CMAKE_BINARY_DIR}/bin/llvm-go${CMAKE_EXECUTABLE_SUFFIX}
656 ${llvmlibs} ${ARG_DEPENDS}
657 COMMENT "Building Go executable ${binary}"
660 add_custom_target(${binary} ALL DEPENDS ${binpath})
662 add_custom_target(${binary} DEPENDS ${binpath})
667 # This function provides an automatic way to 'configure'-like generate a file
668 # based on a set of common and custom variables, specifically targeting the
669 # variables needed for the 'lit.site.cfg' files. This function bundles the
670 # common variables that any Lit instance is likely to need, and custom
671 # variables can be passed in.
672 function(configure_lit_site_cfg input output)
673 foreach(c ${LLVM_TARGETS_TO_BUILD})
674 set(TARGETS_BUILT "${TARGETS_BUILT} ${c}")
676 set(TARGETS_TO_BUILD ${TARGETS_BUILT})
678 set(SHLIBEXT "${LTDL_SHLIB_EXT}")
680 # Configuration-time: See Unit/lit.site.cfg.in
681 if (CMAKE_CFG_INTDIR STREQUAL ".")
682 set(LLVM_BUILD_MODE ".")
684 set(LLVM_BUILD_MODE "%(build_mode)s")
687 # They below might not be the build tree but provided binary tree.
688 set(LLVM_SOURCE_DIR ${LLVM_MAIN_SRC_DIR})
689 set(LLVM_BINARY_DIR ${LLVM_BINARY_DIR})
690 string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_TOOLS_DIR ${LLVM_TOOLS_BINARY_DIR})
691 string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_LIBS_DIR ${LLVM_LIBRARY_DIR})
693 # SHLIBDIR points the build tree.
694 string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} SHLIBDIR "${LLVM_SHLIB_OUTPUT_INTDIR}")
696 set(PYTHON_EXECUTABLE ${PYTHON_EXECUTABLE})
697 # FIXME: "ENABLE_SHARED" doesn't make sense, since it is used just for
698 # plugins. We may rename it.
699 if(LLVM_ENABLE_PLUGINS)
700 set(ENABLE_SHARED "1")
702 set(ENABLE_SHARED "0")
705 if(LLVM_ENABLE_ASSERTIONS AND NOT MSVC_IDE)
706 set(ENABLE_ASSERTIONS "1")
708 set(ENABLE_ASSERTIONS "0")
711 set(HOST_OS ${CMAKE_SYSTEM_NAME})
712 set(HOST_ARCH ${CMAKE_SYSTEM_PROCESSOR})
714 set(HOST_CC "${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}")
715 set(HOST_CXX "${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1}")
716 set(HOST_LDFLAGS "${CMAKE_EXE_LINKER_FLAGS}")
718 configure_file(${input} ${output} @ONLY)
721 # A raw function to create a lit target. This is used to implement the testuite
722 # management functions.
723 function(add_lit_target target comment)
724 parse_arguments(ARG "PARAMS;DEPENDS;ARGS" "" ${ARGN})
725 set(LIT_ARGS "${ARG_ARGS} ${LLVM_LIT_ARGS}")
726 separate_arguments(LIT_ARGS)
727 if (NOT CMAKE_CFG_INTDIR STREQUAL ".")
728 list(APPEND LIT_ARGS --param build_mode=${CMAKE_CFG_INTDIR})
730 if (LLVM_MAIN_SRC_DIR)
731 set (LIT_COMMAND ${PYTHON_EXECUTABLE} ${LLVM_MAIN_SRC_DIR}/utils/lit/lit.py)
733 find_program(LIT_COMMAND llvm-lit)
735 list(APPEND LIT_COMMAND ${LIT_ARGS})
736 foreach(param ${ARG_PARAMS})
737 list(APPEND LIT_COMMAND --param ${param})
740 add_custom_target(${target}
741 COMMAND ${LIT_COMMAND} ${ARG_DEFAULT_ARGS}
743 ${cmake_3_2_USES_TERMINAL}
745 add_dependencies(${target} ${ARG_DEPENDS})
747 add_custom_target(${target}
748 COMMAND ${CMAKE_COMMAND} -E echo "${target} does nothing, no tools built.")
749 message(STATUS "${target} does nothing.")
752 # Tests should be excluded from "Build Solution".
753 set_target_properties(${target} PROPERTIES EXCLUDE_FROM_DEFAULT_BUILD ON)
756 # A function to add a set of lit test suites to be driven through 'check-*' targets.
757 function(add_lit_testsuite target comment)
758 parse_arguments(ARG "PARAMS;DEPENDS;ARGS" "" ${ARGN})
760 # EXCLUDE_FROM_ALL excludes the test ${target} out of check-all.
761 if(NOT EXCLUDE_FROM_ALL)
762 # Register the testsuites, params and depends for the global check rule.
763 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_TESTSUITES ${ARG_DEFAULT_ARGS})
764 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_PARAMS ${ARG_PARAMS})
765 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_DEPENDS ${ARG_DEPENDS})
766 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_EXTRA_ARGS ${ARG_ARGS})
769 # Produce a specific suffixed check rule.
770 add_lit_target(${target} ${comment}
773 DEPENDS ${ARG_DEPENDS}