1 include(LLVMProcessSources)
4 function(llvm_update_compile_flags name)
5 get_property(sources TARGET ${name} PROPERTY SOURCES)
6 if("${sources}" MATCHES "\\.c(;|$)")
7 set(update_src_props ON)
10 # LLVM_REQUIRES_EH is an internal flag that individual
11 # targets can use to force EH
12 if((LLVM_REQUIRES_EH OR LLVM_ENABLE_EH) AND NOT CLANG_CL)
13 if(NOT (LLVM_REQUIRES_RTTI OR LLVM_ENABLE_RTTI))
14 message(AUTHOR_WARNING "Exception handling requires RTTI. Enabling RTTI for ${name}")
15 set(LLVM_REQUIRES_RTTI ON)
18 if(LLVM_COMPILER_IS_GCC_COMPATIBLE)
19 list(APPEND LLVM_COMPILE_FLAGS "-fno-exceptions")
21 list(APPEND LLVM_COMPILE_DEFINITIONS _HAS_EXCEPTIONS=0)
22 list(APPEND LLVM_COMPILE_FLAGS "/EHs-c-")
25 # FIXME: Remove this once clang-cl supports SEH
26 list(APPEND LLVM_COMPILE_DEFINITIONS "GTEST_HAS_SEH=0")
30 # LLVM_REQUIRES_RTTI is an internal flag that individual
31 # targets can use to force RTTI
32 if(NOT (LLVM_REQUIRES_RTTI OR LLVM_ENABLE_RTTI))
33 list(APPEND LLVM_COMPILE_DEFINITIONS GTEST_HAS_RTTI=0)
34 if (LLVM_COMPILER_IS_GCC_COMPATIBLE)
35 list(APPEND LLVM_COMPILE_FLAGS "-fno-rtti")
37 list(APPEND LLVM_COMPILE_FLAGS "/GR-")
42 # - LLVM_COMPILE_FLAGS is list.
43 # - PROPERTY COMPILE_FLAGS is string.
44 string(REPLACE ";" " " target_compile_flags "${LLVM_COMPILE_FLAGS}")
47 foreach(fn ${sources})
48 get_filename_component(suf ${fn} EXT)
49 if("${suf}" STREQUAL ".cpp")
50 set_property(SOURCE ${fn} APPEND_STRING PROPERTY
51 COMPILE_FLAGS "${target_compile_flags}")
55 # Update target props, since all sources are C++.
56 set_property(TARGET ${name} APPEND_STRING PROPERTY
57 COMPILE_FLAGS "${target_compile_flags}")
60 set_property(TARGET ${name} APPEND PROPERTY COMPILE_DEFINITIONS ${LLVM_COMPILE_DEFINITIONS})
63 function(add_llvm_symbol_exports target_name export_file)
64 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
65 set(native_export_file "${target_name}.exports")
66 add_custom_command(OUTPUT ${native_export_file}
67 COMMAND sed -e "s/^/_/" < ${export_file} > ${native_export_file}
68 DEPENDS ${export_file}
70 COMMENT "Creating export file for ${target_name}")
71 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
72 LINK_FLAGS " -Wl,-exported_symbols_list,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
73 elseif(LLVM_HAVE_LINK_VERSION_SCRIPT)
74 # Gold and BFD ld require a version script rather than a plain list.
75 set(native_export_file "${target_name}.exports")
76 # FIXME: Don't write the "local:" line on OpenBSD.
77 add_custom_command(OUTPUT ${native_export_file}
78 COMMAND echo "{" > ${native_export_file}
79 COMMAND grep -q "[[:alnum:]]" ${export_file} && echo " global:" >> ${native_export_file} || :
80 COMMAND sed -e "s/$/;/" -e "s/^/ /" < ${export_file} >> ${native_export_file}
81 COMMAND echo " local: *;" >> ${native_export_file}
82 COMMAND echo "};" >> ${native_export_file}
83 DEPENDS ${export_file}
85 COMMENT "Creating export file for ${target_name}")
86 if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
87 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
88 LINK_FLAGS " -Wl,-M,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
90 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
91 LINK_FLAGS " -Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
94 set(native_export_file "${target_name}.def")
96 add_custom_command(OUTPUT ${native_export_file}
97 COMMAND ${PYTHON_EXECUTABLE} -c "import sys;print(''.join(['EXPORTS\\n']+sys.stdin.readlines(),))"
98 < ${export_file} > ${native_export_file}
99 DEPENDS ${export_file}
101 COMMENT "Creating export file for ${target_name}")
102 set(export_file_linker_flag "${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
104 set(export_file_linker_flag "/DEF:\"${export_file_linker_flag}\"")
106 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
107 LINK_FLAGS " ${export_file_linker_flag}")
110 add_custom_target(${target_name}_exports DEPENDS ${native_export_file})
111 set_target_properties(${target_name}_exports PROPERTIES FOLDER "Misc")
113 get_property(srcs TARGET ${target_name} PROPERTY SOURCES)
115 get_filename_component(extension ${src} EXT)
116 if(extension STREQUAL ".cpp")
117 set(first_source_file ${src})
122 # Force re-linking when the exports file changes. Actually, it
123 # forces recompilation of the source file. The LINK_DEPENDS target
124 # property only works for makefile-based generators.
125 # FIXME: This is not safe because this will create the same target
126 # ${native_export_file} in several different file:
127 # - One where we emitted ${target_name}_exports
128 # - One where we emitted the build command for the following object.
129 # set_property(SOURCE ${first_source_file} APPEND PROPERTY
130 # OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${native_export_file})
132 set_property(DIRECTORY APPEND
133 PROPERTY ADDITIONAL_MAKE_CLEAN_FILES ${native_export_file})
135 add_dependencies(${target_name} ${target_name}_exports)
137 # Add dependency to *_exports later -- CMake issue 14747
138 list(APPEND LLVM_COMMON_DEPENDS ${target_name}_exports)
139 set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} PARENT_SCOPE)
140 endfunction(add_llvm_symbol_exports)
142 if(NOT WIN32 AND NOT APPLE)
144 COMMAND ${CMAKE_C_COMPILER} -Wl,--version
145 OUTPUT_VARIABLE stdout
148 if("${stdout}" MATCHES "GNU gold")
149 set(LLVM_LINKER_IS_GOLD ON)
153 function(add_link_opts target_name)
154 # Don't use linker optimizations in debug builds since it slows down the
155 # linker in a context where the optimizations are not important.
156 if (NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG")
158 # Pass -O3 to the linker. This enabled different optimizations on different
160 if(NOT (${CMAKE_SYSTEM_NAME} MATCHES "Darwin|SunOS" OR WIN32))
161 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
162 LINK_FLAGS " -Wl,-O3")
165 if(LLVM_LINKER_IS_GOLD)
166 # With gold gc-sections is always safe.
167 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
168 LINK_FLAGS " -Wl,--gc-sections")
169 # Note that there is a bug with -Wl,--icf=safe so it is not safe
170 # to enable. See https://sourceware.org/bugzilla/show_bug.cgi?id=17704.
173 if(NOT LLVM_NO_DEAD_STRIP)
174 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
175 # ld64's implementation of -dead_strip breaks tools that use plugins.
176 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
177 LINK_FLAGS " -Wl,-dead_strip")
178 elseif(${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
179 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
180 LINK_FLAGS " -Wl,-z -Wl,discard-unused=sections")
181 elseif(NOT WIN32 AND NOT LLVM_LINKER_IS_GOLD)
182 # Object files are compiled with -ffunction-data-sections.
183 # Versions of bfd ld < 2.23.1 have a bug in --gc-sections that breaks
184 # tools that use plugins. Always pass --gc-sections once we require
186 set_property(TARGET ${target_name} APPEND_STRING PROPERTY
187 LINK_FLAGS " -Wl,--gc-sections")
191 endfunction(add_link_opts)
193 # Set each output directory according to ${CMAKE_CONFIGURATION_TYPES}.
194 # Note: Don't set variables CMAKE_*_OUTPUT_DIRECTORY any more,
195 # or a certain builder, for eaxample, msbuild.exe, would be confused.
196 function(set_output_directory target bindir libdir)
197 # Do nothing if *_OUTPUT_INTDIR is empty.
198 if("${bindir}" STREQUAL "")
202 # moddir -- corresponding to LIBRARY_OUTPUT_DIRECTORY.
203 # It affects output of add_library(MODULE).
206 set(moddir ${bindir})
208 set(moddir ${libdir})
210 if(NOT "${CMAKE_CFG_INTDIR}" STREQUAL ".")
211 foreach(build_mode ${CMAKE_CONFIGURATION_TYPES})
212 string(TOUPPER "${build_mode}" CONFIG_SUFFIX)
213 string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} bi ${bindir})
214 string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} li ${libdir})
215 string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} mi ${moddir})
216 set_target_properties(${target} PROPERTIES "RUNTIME_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${bi})
217 set_target_properties(${target} PROPERTIES "ARCHIVE_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${li})
218 set_target_properties(${target} PROPERTIES "LIBRARY_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${mi})
221 set_target_properties(${target} PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${bindir})
222 set_target_properties(${target} PROPERTIES ARCHIVE_OUTPUT_DIRECTORY ${libdir})
223 set_target_properties(${target} PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${moddir})
227 # If on Windows and building with MSVC, add the resource script containing the
228 # VERSIONINFO data to the project. This embeds version resource information
229 # into the output .exe or .dll.
230 # TODO: Enable for MinGW Windows builds too.
232 function(add_windows_version_resource_file OUT_VAR)
235 set(resource_file ${LLVM_SOURCE_DIR}/resources/windows_version_resource.rc)
236 if(EXISTS ${resource_file})
237 set(sources ${sources} ${resource_file})
238 source_group("Resource Files" ${resource_file})
239 set(windows_resource_file ${resource_file} PARENT_SCOPE)
243 set(${OUT_VAR} ${sources} PARENT_SCOPE)
244 endfunction(add_windows_version_resource_file)
246 # set_windows_version_resource_properties(name resource_file...
248 # Optional major version number (defaults to LLVM_VERSION_MAJOR)
250 # Optional minor version number (defaults to LLVM_VERSION_MINOR)
251 # VERSION_PATCHLEVEL int
252 # Optional patchlevel version number (defaults to LLVM_VERSION_PATCH)
254 # Optional version string (defaults to PACKAGE_VERSION)
256 # Optional product name string (defaults to "LLVM")
258 function(set_windows_version_resource_properties name resource_file)
259 cmake_parse_arguments(ARG
261 "VERSION_MAJOR;VERSION_MINOR;VERSION_PATCHLEVEL;VERSION_STRING;PRODUCT_NAME"
265 if (NOT DEFINED ARG_VERSION_MAJOR)
266 set(ARG_VERSION_MAJOR ${LLVM_VERSION_MAJOR})
269 if (NOT DEFINED ARG_VERSION_MINOR)
270 set(ARG_VERSION_MINOR ${LLVM_VERSION_MINOR})
273 if (NOT DEFINED ARG_VERSION_PATCHLEVEL)
274 set(ARG_VERSION_PATCHLEVEL ${LLVM_VERSION_PATCH})
277 if (NOT DEFINED ARG_VERSION_STRING)
278 set(ARG_VERSION_STRING ${PACKAGE_VERSION})
281 if (NOT DEFINED ARG_PRODUCT_NAME)
282 set(ARG_PRODUCT_NAME "LLVM")
285 set_property(SOURCE ${resource_file}
286 PROPERTY COMPILE_FLAGS /nologo)
287 set_property(SOURCE ${resource_file}
288 PROPERTY COMPILE_DEFINITIONS
289 "RC_VERSION_FIELD_1=${ARG_VERSION_MAJOR}"
290 "RC_VERSION_FIELD_2=${ARG_VERSION_MINOR}"
291 "RC_VERSION_FIELD_3=${ARG_VERSION_PATCHLEVEL}"
292 "RC_VERSION_FIELD_4=0"
293 "RC_FILE_VERSION=\"${ARG_VERSION_STRING}\""
294 "RC_INTERNAL_NAME=\"${name}\""
295 "RC_PRODUCT_NAME=\"${ARG_PRODUCT_NAME}\""
296 "RC_PRODUCT_VERSION=\"${ARG_VERSION_STRING}\"")
297 endfunction(set_windows_version_resource_properties)
299 # llvm_add_library(name sources...
301 # STATIC by default w/o BUILD_SHARED_LIBS.
302 # SHARED by default w/ BUILD_SHARED_LIBS.
304 # Target ${name} might not be created on unsupported platforms.
305 # Check with "if(TARGET ${name})".
307 # Corresponds to OUTPUT_NAME in target properties.
309 # Same semantics as add_dependencies().
310 # LINK_COMPONENTS components...
311 # Same as the variable LLVM_LINK_COMPONENTS.
312 # LINK_LIBS lib_targets...
313 # Same semantics as target_link_libraries().
315 # May specify header files for IDE generators.
317 function(llvm_add_library name)
318 cmake_parse_arguments(ARG
319 "MODULE;SHARED;STATIC"
321 "ADDITIONAL_HEADERS;DEPENDS;LINK_COMPONENTS;LINK_LIBS;OBJLIBS"
323 list(APPEND LLVM_COMMON_DEPENDS ${ARG_DEPENDS})
324 if(ARG_ADDITIONAL_HEADERS)
325 # Pass through ADDITIONAL_HEADERS.
326 set(ARG_ADDITIONAL_HEADERS ADDITIONAL_HEADERS ${ARG_ADDITIONAL_HEADERS})
329 set(ALL_FILES ${ARG_OBJLIBS})
331 llvm_process_sources(ALL_FILES ${ARG_UNPARSED_ARGUMENTS} ${ARG_ADDITIONAL_HEADERS})
335 if(ARG_SHARED OR ARG_STATIC)
336 message(WARNING "MODULE with SHARED|STATIC doesn't make sense.")
338 if(NOT LLVM_ENABLE_PLUGINS)
339 message(STATUS "${name} ignored -- Loadable modules not supported on this platform.")
343 if(BUILD_SHARED_LIBS AND NOT ARG_STATIC)
352 if(ARG_SHARED AND ARG_STATIC)
353 # Generate an obj library for both targets.
354 set(obj_name "obj.${name}")
355 add_library(${obj_name} OBJECT EXCLUDE_FROM_ALL
358 llvm_update_compile_flags(${obj_name})
359 set(ALL_FILES "$<TARGET_OBJECTS:${obj_name}>")
361 # Do add_dependencies(obj) later due to CMake issue 14747.
362 list(APPEND objlibs ${obj_name})
364 set_target_properties(${obj_name} PROPERTIES FOLDER "Object Libraries")
367 if(ARG_SHARED AND ARG_STATIC)
369 set(name_static "${name}_static")
371 set(output_name OUTPUT_NAME "${ARG_OUTPUT_NAME}")
373 # DEPENDS has been appended to LLVM_COMMON_LIBS.
374 llvm_add_library(${name_static} STATIC
376 OBJLIBS ${ALL_FILES} # objlib
377 LINK_LIBS ${ARG_LINK_LIBS}
378 LINK_COMPONENTS ${ARG_LINK_COMPONENTS}
380 # FIXME: Add name_static to anywhere in TARGET ${name}'s PROPERTY.
385 add_library(${name} MODULE ${ALL_FILES})
387 add_windows_version_resource_file(ALL_FILES ${ALL_FILES})
388 add_library(${name} SHARED ${ALL_FILES})
390 add_library(${name} STATIC ${ALL_FILES})
393 if(DEFINED windows_resource_file)
394 set_windows_version_resource_properties(${name} ${windows_resource_file})
395 set(windows_resource_file ${windows_resource_file} PARENT_SCOPE)
398 set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
399 llvm_update_compile_flags(${name})
400 add_link_opts( ${name} )
402 set_target_properties(${name}
404 OUTPUT_NAME ${ARG_OUTPUT_NAME}
409 set_target_properties(${name} PROPERTIES
411 SUFFIX ${LLVM_PLUGIN_EXT}
417 set_target_properties(${name} PROPERTIES
422 set_target_properties(${name}
424 SOVERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}
425 VERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX})
428 if(ARG_MODULE OR ARG_SHARED)
429 # Do not add -Dname_EXPORTS to the command-line when building files in this
430 # target. Doing so is actively harmful for the modules build because it
431 # creates extra module variants, and not useful because we don't use these
433 set_target_properties( ${name} PROPERTIES DEFINE_SYMBOL "" )
435 if (LLVM_EXPORTED_SYMBOL_FILE)
436 add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
440 # Add the explicit dependency information for this library.
442 # It would be nice to verify that we have the dependencies for this library
443 # name, but using get_property(... SET) doesn't suffice to determine if a
444 # property has been set to an empty value.
445 get_property(lib_deps GLOBAL PROPERTY LLVMBUILD_LIB_DEPS_${name})
447 llvm_map_components_to_libnames(llvm_libs
448 ${ARG_LINK_COMPONENTS}
449 ${LLVM_LINK_COMPONENTS}
452 if(CMAKE_VERSION VERSION_LESS 2.8.12)
453 # Link libs w/o keywords, assuming PUBLIC.
454 target_link_libraries(${name}
460 target_link_libraries(${name} INTERFACE
466 # We can use PRIVATE since SO knows its dependent libs.
467 target_link_libraries(${name} PRIVATE
474 if(LLVM_COMMON_DEPENDS)
475 add_dependencies(${name} ${LLVM_COMMON_DEPENDS})
476 # Add dependencies also to objlibs.
477 # CMake issue 14747 -- add_dependencies() might be ignored to objlib's user.
478 foreach(objlib ${objlibs})
479 add_dependencies(${objlib} ${LLVM_COMMON_DEPENDS})
484 macro(add_llvm_library name)
485 cmake_parse_arguments(ARG
490 if( BUILD_SHARED_LIBS )
491 llvm_add_library(${name} SHARED ${ARGN})
493 llvm_add_library(${name} ${ARGN})
495 # The gtest libraries should not be installed or exported as a target
496 if ("${name}" STREQUAL gtest OR "${name}" STREQUAL gtest_main)
500 set_property( GLOBAL APPEND PROPERTY LLVM_LIBS ${name} )
503 if( EXCLUDE_FROM_ALL )
504 set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
505 elseif(NOT _is_gtest)
506 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY OR ${name} STREQUAL "LTO")
507 if(ARG_SHARED OR BUILD_SHARED_LIBS)
509 set(install_type RUNTIME)
511 set(install_type LIBRARY)
514 set(install_type ARCHIVE)
517 install(TARGETS ${name}
519 ${install_type} DESTINATION lib${LLVM_LIBDIR_SUFFIX}
522 if (NOT CMAKE_CONFIGURATION_TYPES)
523 add_custom_target(install-${name}
525 COMMAND "${CMAKE_COMMAND}"
526 -DCMAKE_INSTALL_COMPONENT=${name}
527 -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
530 set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
532 set_target_properties(${name} PROPERTIES FOLDER "Libraries")
533 endmacro(add_llvm_library name)
535 macro(add_llvm_loadable_module name)
536 llvm_add_library(${name} MODULE ${ARGN})
537 if(NOT TARGET ${name})
538 # Add empty "phony" target
539 add_custom_target(${name})
541 if( EXCLUDE_FROM_ALL )
542 set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
544 if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
549 set(dlldir "lib${LLVM_LIBDIR_SUFFIX}")
551 install(TARGETS ${name}
553 LIBRARY DESTINATION ${dlldir}
554 ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
556 set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
560 set_target_properties(${name} PROPERTIES FOLDER "Loadable modules")
561 endmacro(add_llvm_loadable_module name)
564 macro(add_llvm_executable name)
565 llvm_process_sources( ALL_FILES ${ARGN} )
566 add_windows_version_resource_file(ALL_FILES ${ALL_FILES})
568 if( EXCLUDE_FROM_ALL )
569 add_executable(${name} EXCLUDE_FROM_ALL ${ALL_FILES})
571 add_executable(${name} ${ALL_FILES})
574 if(DEFINED windows_resource_file)
575 set_windows_version_resource_properties(${name} ${windows_resource_file})
578 llvm_update_compile_flags(${name})
579 add_link_opts( ${name} )
581 # Do not add -Dname_EXPORTS to the command-line when building files in this
582 # target. Doing so is actively harmful for the modules build because it
583 # creates extra module variants, and not useful because we don't use these
585 set_target_properties( ${name} PROPERTIES DEFINE_SYMBOL "" )
587 if (LLVM_EXPORTED_SYMBOL_FILE)
588 add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
589 endif(LLVM_EXPORTED_SYMBOL_FILE)
591 set(EXCLUDE_FROM_ALL OFF)
592 set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
593 llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
594 if( LLVM_COMMON_DEPENDS )
595 add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
596 endif( LLVM_COMMON_DEPENDS )
597 endmacro(add_llvm_executable name)
599 function(export_executable_symbols target)
600 if (NOT MSVC) # MSVC's linker doesn't support exporting all symbols.
601 set_target_properties(${target} PROPERTIES ENABLE_EXPORTS 1)
606 set (LLVM_TOOLCHAIN_TOOLS
611 macro(add_llvm_tool name)
612 if( NOT LLVM_BUILD_TOOLS )
613 set(EXCLUDE_FROM_ALL ON)
615 add_llvm_executable(${name} ${ARGN})
617 list(FIND LLVM_TOOLCHAIN_TOOLS ${name} LLVM_IS_${name}_TOOLCHAIN_TOOL)
618 if (LLVM_IS_${name}_TOOLCHAIN_TOOL GREATER -1 OR NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
619 if( LLVM_BUILD_TOOLS )
620 install(TARGETS ${name}
622 RUNTIME DESTINATION bin
625 if (NOT CMAKE_CONFIGURATION_TYPES)
626 add_custom_target(install-${name}
628 COMMAND "${CMAKE_COMMAND}"
629 -DCMAKE_INSTALL_COMPONENT=${name}
630 -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
634 if( LLVM_BUILD_TOOLS )
635 set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
637 set_target_properties(${name} PROPERTIES FOLDER "Tools")
638 endmacro(add_llvm_tool name)
641 macro(add_llvm_example name)
642 if( NOT LLVM_BUILD_EXAMPLES )
643 set(EXCLUDE_FROM_ALL ON)
645 add_llvm_executable(${name} ${ARGN})
646 if( LLVM_BUILD_EXAMPLES )
647 install(TARGETS ${name} RUNTIME DESTINATION examples)
649 set_target_properties(${name} PROPERTIES FOLDER "Examples")
650 endmacro(add_llvm_example name)
653 macro(add_llvm_utility name)
654 add_llvm_executable(${name} ${ARGN})
655 set_target_properties(${name} PROPERTIES FOLDER "Utils")
656 if( LLVM_INSTALL_UTILS )
657 install (TARGETS ${name}
658 RUNTIME DESTINATION bin
660 if (NOT CMAKE_CONFIGURATION_TYPES)
661 add_custom_target(install-${name}
663 COMMAND "${CMAKE_COMMAND}"
664 -DCMAKE_INSTALL_COMPONENT=${name}
665 -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
668 endmacro(add_llvm_utility name)
671 macro(add_llvm_target target_name)
672 include_directories(BEFORE
673 ${CMAKE_CURRENT_BINARY_DIR}
674 ${CMAKE_CURRENT_SOURCE_DIR})
675 add_llvm_library(LLVM${target_name} ${ARGN})
676 set( CURRENT_LLVM_TARGET LLVM${target_name} )
677 endmacro(add_llvm_target)
679 function(canonicalize_tool_name name output)
680 string(REPLACE "${CMAKE_CURRENT_SOURCE_DIR}/" "" nameStrip ${name})
681 string(REPLACE "-" "_" nameUNDERSCORE ${nameStrip})
682 string(TOUPPER ${nameUNDERSCORE} nameUPPER)
683 set(${output} "${nameUPPER}" PARENT_SCOPE)
684 endfunction(canonicalize_tool_name)
686 # Add external project that may want to be built as part of llvm such as Clang,
687 # lld, and Polly. This adds two options. One for the source directory of the
688 # project, which defaults to ${CMAKE_CURRENT_SOURCE_DIR}/${name}. Another to
689 # enable or disable building it with everything else.
690 # Additional parameter can be specified as the name of directory.
691 macro(add_llvm_external_project name)
692 set(add_llvm_external_dir "${ARGN}")
693 if("${add_llvm_external_dir}" STREQUAL "")
694 set(add_llvm_external_dir ${name})
696 canonicalize_tool_name(${name} nameUPPER)
697 if(NOT DEFINED LLVM_TOOL_${nameUPPER}_BUILD)
698 option(LLVM_TOOL_${nameUPPER}_BUILD
699 "Whether to build ${name} as part of LLVM" On)
701 if (LLVM_TOOL_${nameUPPER}_BUILD)
702 if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir}/CMakeLists.txt)
703 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir} ${add_llvm_external_dir})
704 set(LLVM_TOOL_${nameUPPER}_BUILD Off)
705 elseif(LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR)
706 set(LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR
707 "${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR}"
708 CACHE PATH "Path to ${name} source directory")
709 mark_as_advanced(LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR)
710 add_subdirectory(${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR} ${add_llvm_external_dir})
711 set(LLVM_TOOL_${nameUPPER}_BUILD Off)
714 endmacro(add_llvm_external_project)
716 macro(add_llvm_tool_subdirectory name)
717 add_llvm_external_project(${name})
718 endmacro(add_llvm_tool_subdirectory)
720 function(get_project_name_from_src_var var output)
721 string(REGEX MATCH "LLVM_EXTERNAL_(.*)_SOURCE_DIR"
722 MACHED_TOOL "${var}")
724 set(${output} ${CMAKE_MATCH_1} PARENT_SCOPE)
726 set(${output} PARENT_SCOPE)
730 function(create_llvm_tool_options)
731 file(GLOB sub-dirs "${CMAKE_CURRENT_SOURCE_DIR}/*")
732 foreach(dir ${sub-dirs})
733 if(IS_DIRECTORY "${dir}" AND EXISTS "${dir}/CMakeLists.txt")
734 canonicalize_tool_name(${dir} name)
735 option(LLVM_TOOL_${name}_BUILD
736 "Whether to build ${name} as part of LLVM" On)
737 mark_as_advanced(LLVM_TOOL_${name}_BUILD)
740 get_cmake_property(variableNames VARIABLES)
741 foreach (variableName ${variableNames})
742 get_project_name_from_src_var(${variableName} projectName)
744 option(LLVM_TOOL_${projectName}_BUILD
745 "Whether to build ${name} as part of LLVM" On)
746 mark_as_advanced(LLVM_TOOL_${name}_BUILD)
749 endfunction(create_llvm_tool_options)
751 function(add_llvm_implicit_projects)
752 set(list_of_implicit_subdirs "")
753 file(GLOB sub-dirs "${CMAKE_CURRENT_SOURCE_DIR}/*")
754 foreach(dir ${sub-dirs})
755 if(IS_DIRECTORY "${dir}" AND EXISTS "${dir}/CMakeLists.txt")
756 canonicalize_tool_name(${dir} name)
757 if (LLVM_TOOL_${name}_BUILD)
758 get_filename_component(fn "${dir}" NAME)
759 list(APPEND list_of_implicit_subdirs "${fn}")
764 foreach(external_proj ${list_of_implicit_subdirs})
765 add_llvm_external_project("${external_proj}")
767 endfunction(add_llvm_implicit_projects)
769 # Generic support for adding a unittest.
770 function(add_unittest test_suite test_name)
771 if( NOT LLVM_BUILD_TESTS )
772 set(EXCLUDE_FROM_ALL ON)
775 include_directories(${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest/include)
776 if (NOT LLVM_ENABLE_THREADS)
777 list(APPEND LLVM_COMPILE_DEFINITIONS GTEST_HAS_PTHREAD=0)
780 if (SUPPORTS_NO_VARIADIC_MACROS_FLAG)
781 list(APPEND LLVM_COMPILE_FLAGS "-Wno-variadic-macros")
784 set(LLVM_REQUIRES_RTTI OFF)
786 add_llvm_executable(${test_name} ${ARGN})
787 set(outdir ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR})
788 set_output_directory(${test_name} ${outdir} ${outdir})
789 target_link_libraries(${test_name}
792 LLVMSupport # gtest needs it for raw_ostream.
795 add_dependencies(${test_suite} ${test_name})
796 get_target_property(test_suite_folder ${test_suite} FOLDER)
797 if (NOT ${test_suite_folder} STREQUAL "NOTFOUND")
798 set_property(TARGET ${test_name} PROPERTY FOLDER "${test_suite_folder}")
802 function(llvm_add_go_executable binary pkgpath)
803 cmake_parse_arguments(ARG "ALL" "" "DEPENDS;GOFLAGS" ${ARGN})
805 if(LLVM_BINDINGS MATCHES "go")
806 # FIXME: This should depend only on the libraries Go needs.
807 get_property(llvmlibs GLOBAL PROPERTY LLVM_LIBS)
808 set(binpath ${CMAKE_BINARY_DIR}/bin/${binary}${CMAKE_EXECUTABLE_SUFFIX})
809 set(cc "${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}")
810 set(cxx "${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1}")
812 get_property(include_dirs DIRECTORY PROPERTY INCLUDE_DIRECTORIES)
813 foreach(d ${include_dirs})
814 set(cppflags "${cppflags} -I${d}")
816 set(ldflags "${CMAKE_EXE_LINKER_FLAGS}")
817 add_custom_command(OUTPUT ${binpath}
818 COMMAND ${CMAKE_BINARY_DIR}/bin/llvm-go "go=${GO_EXECUTABLE}" "cc=${cc}" "cxx=${cxx}" "cppflags=${cppflags}" "ldflags=${ldflags}"
819 ${ARG_GOFLAGS} build -o ${binpath} ${pkgpath}
820 DEPENDS llvm-config ${CMAKE_BINARY_DIR}/bin/llvm-go${CMAKE_EXECUTABLE_SUFFIX}
821 ${llvmlibs} ${ARG_DEPENDS}
822 COMMENT "Building Go executable ${binary}"
825 add_custom_target(${binary} ALL DEPENDS ${binpath})
827 add_custom_target(${binary} DEPENDS ${binpath})
832 # This function provides an automatic way to 'configure'-like generate a file
833 # based on a set of common and custom variables, specifically targeting the
834 # variables needed for the 'lit.site.cfg' files. This function bundles the
835 # common variables that any Lit instance is likely to need, and custom
836 # variables can be passed in.
837 function(configure_lit_site_cfg input output)
838 foreach(c ${LLVM_TARGETS_TO_BUILD})
839 set(TARGETS_BUILT "${TARGETS_BUILT} ${c}")
841 set(TARGETS_TO_BUILD ${TARGETS_BUILT})
843 set(SHLIBEXT "${LTDL_SHLIB_EXT}")
845 # Configuration-time: See Unit/lit.site.cfg.in
846 if (CMAKE_CFG_INTDIR STREQUAL ".")
847 set(LLVM_BUILD_MODE ".")
849 set(LLVM_BUILD_MODE "%(build_mode)s")
852 # They below might not be the build tree but provided binary tree.
853 set(LLVM_SOURCE_DIR ${LLVM_MAIN_SRC_DIR})
854 set(LLVM_BINARY_DIR ${LLVM_BINARY_DIR})
855 string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_TOOLS_DIR ${LLVM_TOOLS_BINARY_DIR})
856 string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_LIBS_DIR ${LLVM_LIBRARY_DIR})
858 # SHLIBDIR points the build tree.
859 string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} SHLIBDIR "${LLVM_SHLIB_OUTPUT_INTDIR}")
861 set(PYTHON_EXECUTABLE ${PYTHON_EXECUTABLE})
862 # FIXME: "ENABLE_SHARED" doesn't make sense, since it is used just for
863 # plugins. We may rename it.
864 if(LLVM_ENABLE_PLUGINS)
865 set(ENABLE_SHARED "1")
867 set(ENABLE_SHARED "0")
870 if(LLVM_ENABLE_ASSERTIONS AND NOT MSVC_IDE)
871 set(ENABLE_ASSERTIONS "1")
873 set(ENABLE_ASSERTIONS "0")
876 set(HOST_OS ${CMAKE_SYSTEM_NAME})
877 set(HOST_ARCH ${CMAKE_SYSTEM_PROCESSOR})
879 set(HOST_CC "${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}")
880 set(HOST_CXX "${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1}")
881 set(HOST_LDFLAGS "${CMAKE_EXE_LINKER_FLAGS}")
883 configure_file(${input} ${output} @ONLY)
886 # A raw function to create a lit target. This is used to implement the testuite
887 # management functions.
888 function(add_lit_target target comment)
889 cmake_parse_arguments(ARG "" "" "PARAMS;DEPENDS;ARGS" ${ARGN})
890 set(LIT_ARGS "${ARG_ARGS} ${LLVM_LIT_ARGS}")
891 separate_arguments(LIT_ARGS)
892 if (NOT CMAKE_CFG_INTDIR STREQUAL ".")
893 list(APPEND LIT_ARGS --param build_mode=${CMAKE_CFG_INTDIR})
895 if (LLVM_MAIN_SRC_DIR)
896 set (LIT_COMMAND ${PYTHON_EXECUTABLE} ${LLVM_MAIN_SRC_DIR}/utils/lit/lit.py)
898 find_program(LIT_COMMAND llvm-lit)
900 list(APPEND LIT_COMMAND ${LIT_ARGS})
901 foreach(param ${ARG_PARAMS})
902 list(APPEND LIT_COMMAND --param ${param})
904 if (ARG_UNPARSED_ARGUMENTS)
905 add_custom_target(${target}
906 COMMAND ${LIT_COMMAND} ${ARG_UNPARSED_ARGUMENTS}
908 ${cmake_3_2_USES_TERMINAL}
911 add_custom_target(${target}
912 COMMAND ${CMAKE_COMMAND} -E echo "${target} does nothing, no tools built.")
913 message(STATUS "${target} does nothing.")
916 add_dependencies(${target} ${ARG_DEPENDS})
919 # Tests should be excluded from "Build Solution".
920 set_target_properties(${target} PROPERTIES EXCLUDE_FROM_DEFAULT_BUILD ON)
923 # A function to add a set of lit test suites to be driven through 'check-*' targets.
924 function(add_lit_testsuite target comment)
925 cmake_parse_arguments(ARG "" "" "PARAMS;DEPENDS;ARGS" ${ARGN})
927 # EXCLUDE_FROM_ALL excludes the test ${target} out of check-all.
928 if(NOT EXCLUDE_FROM_ALL)
929 # Register the testsuites, params and depends for the global check rule.
930 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_TESTSUITES ${ARG_UNPARSED_ARGUMENTS})
931 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_PARAMS ${ARG_PARAMS})
932 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_DEPENDS ${ARG_DEPENDS})
933 set_property(GLOBAL APPEND PROPERTY LLVM_LIT_EXTRA_ARGS ${ARG_ARGS})
936 # Produce a specific suffixed check rule.
937 add_lit_target(${target} ${comment}
938 ${ARG_UNPARSED_ARGUMENTS}
940 DEPENDS ${ARG_DEPENDS}
945 function(add_lit_testsuites project directory)
946 if (NOT CMAKE_CONFIGURATION_TYPES)
947 cmake_parse_arguments(ARG "" "" "PARAMS;DEPENDS;ARGS" ${ARGN})
948 file(GLOB_RECURSE litCfg ${directory}/lit*.cfg)
951 get_filename_component(dir ${f} DIRECTORY)
952 set(lit_suites ${lit_suites} ${dir})
954 list(REMOVE_DUPLICATES lit_suites)
955 foreach(dir ${lit_suites})
956 string(REPLACE ${directory} "" name_slash ${dir})
958 string(REPLACE "/" "-" name_slash ${name_slash})
959 string(REPLACE "\\" "-" name_dashes ${name_slash})
960 string(TOLOWER "${project}${name_dashes}" name_var)
961 add_lit_target("check-${name_var}" "Running lit suite ${dir}"
964 DEPENDS ${ARG_DEPENDS}