Import prebuilt clang toolchain for linux.
diff --git a/linux-x64/clang/lib64/cmake/llvm/AddLLVM.cmake b/linux-x64/clang/lib64/cmake/llvm/AddLLVM.cmake
new file mode 100644
index 0000000..2f47010
--- /dev/null
+++ b/linux-x64/clang/lib64/cmake/llvm/AddLLVM.cmake
@@ -0,0 +1,1655 @@
+include(LLVMProcessSources)
+include(LLVM-Config)
+include(DetermineGCCCompatible)
+
+function(llvm_update_compile_flags name)
+ get_property(sources TARGET ${name} PROPERTY SOURCES)
+ if("${sources}" MATCHES "\\.c(;|$)")
+ set(update_src_props ON)
+ endif()
+
+ # LLVM_REQUIRES_EH is an internal flag that individual targets can use to
+ # force EH
+ if(LLVM_REQUIRES_EH OR LLVM_ENABLE_EH)
+ if(NOT (LLVM_REQUIRES_RTTI OR LLVM_ENABLE_RTTI))
+ message(AUTHOR_WARNING "Exception handling requires RTTI. Enabling RTTI for ${name}")
+ set(LLVM_REQUIRES_RTTI ON)
+ endif()
+ if(MSVC)
+ list(APPEND LLVM_COMPILE_FLAGS "/EHsc")
+ endif()
+ else()
+ if(LLVM_COMPILER_IS_GCC_COMPATIBLE)
+ list(APPEND LLVM_COMPILE_FLAGS "-fno-exceptions")
+ elseif(MSVC)
+ list(APPEND LLVM_COMPILE_DEFINITIONS _HAS_EXCEPTIONS=0)
+ list(APPEND LLVM_COMPILE_FLAGS "/EHs-c-")
+ endif()
+ endif()
+
+ # LLVM_REQUIRES_RTTI is an internal flag that individual
+ # targets can use to force RTTI
+ set(LLVM_CONFIG_HAS_RTTI YES CACHE INTERNAL "")
+ if(NOT (LLVM_REQUIRES_RTTI OR LLVM_ENABLE_RTTI))
+ set(LLVM_CONFIG_HAS_RTTI NO CACHE INTERNAL "")
+ list(APPEND LLVM_COMPILE_DEFINITIONS GTEST_HAS_RTTI=0)
+ if (LLVM_COMPILER_IS_GCC_COMPATIBLE)
+ list(APPEND LLVM_COMPILE_FLAGS "-fno-rtti")
+ elseif (MSVC)
+ list(APPEND LLVM_COMPILE_FLAGS "/GR-")
+ endif ()
+ elseif(MSVC)
+ list(APPEND LLVM_COMPILE_FLAGS "/GR")
+ endif()
+
+ # Assume that;
+ # - LLVM_COMPILE_FLAGS is list.
+ # - PROPERTY COMPILE_FLAGS is string.
+ string(REPLACE ";" " " target_compile_flags " ${LLVM_COMPILE_FLAGS}")
+
+ if(update_src_props)
+ foreach(fn ${sources})
+ get_filename_component(suf ${fn} EXT)
+ if("${suf}" STREQUAL ".cpp")
+ set_property(SOURCE ${fn} APPEND_STRING PROPERTY
+ COMPILE_FLAGS "${target_compile_flags}")
+ endif()
+ endforeach()
+ else()
+ # Update target props, since all sources are C++.
+ set_property(TARGET ${name} APPEND_STRING PROPERTY
+ COMPILE_FLAGS "${target_compile_flags}")
+ endif()
+
+ set_property(TARGET ${name} APPEND PROPERTY COMPILE_DEFINITIONS ${LLVM_COMPILE_DEFINITIONS})
+endfunction()
+
+function(add_llvm_symbol_exports target_name export_file)
+ if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+ set(native_export_file "${target_name}.exports")
+ add_custom_command(OUTPUT ${native_export_file}
+ COMMAND sed -e "s/^/_/" < ${export_file} > ${native_export_file}
+ DEPENDS ${export_file}
+ VERBATIM
+ COMMENT "Creating export file for ${target_name}")
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,-exported_symbols_list,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
+ elseif(${CMAKE_SYSTEM_NAME} MATCHES "AIX")
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,-bE:${export_file}")
+ elseif(LLVM_HAVE_LINK_VERSION_SCRIPT)
+ # Gold and BFD ld require a version script rather than a plain list.
+ set(native_export_file "${target_name}.exports")
+ # FIXME: Don't write the "local:" line on OpenBSD.
+ # in the export file, also add a linker script to version LLVM symbols (form: LLVM_N.M)
+ add_custom_command(OUTPUT ${native_export_file}
+ COMMAND echo "LLVM_${LLVM_VERSION_MAJOR} {" > ${native_export_file}
+ COMMAND grep -q "[[:alnum:]]" ${export_file} && echo " global:" >> ${native_export_file} || :
+ COMMAND sed -e "s/$/;/" -e "s/^/ /" < ${export_file} >> ${native_export_file}
+ COMMAND echo " local: *;" >> ${native_export_file}
+ COMMAND echo "};" >> ${native_export_file}
+ DEPENDS ${export_file}
+ VERBATIM
+ COMMENT "Creating export file for ${target_name}")
+ if (${LLVM_LINKER_IS_SOLARISLD})
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,-M,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
+ else()
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
+ endif()
+ else()
+ set(native_export_file "${target_name}.def")
+
+ add_custom_command(OUTPUT ${native_export_file}
+ COMMAND ${PYTHON_EXECUTABLE} -c "import sys;print(''.join(['EXPORTS\\n']+sys.stdin.readlines(),))"
+ < ${export_file} > ${native_export_file}
+ DEPENDS ${export_file}
+ VERBATIM
+ COMMENT "Creating export file for ${target_name}")
+ set(export_file_linker_flag "${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
+ if(MSVC)
+ set(export_file_linker_flag "/DEF:\"${export_file_linker_flag}\"")
+ endif()
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " ${export_file_linker_flag}")
+ endif()
+
+ add_custom_target(${target_name}_exports DEPENDS ${native_export_file})
+ set_target_properties(${target_name}_exports PROPERTIES FOLDER "Misc")
+
+ get_property(srcs TARGET ${target_name} PROPERTY SOURCES)
+ foreach(src ${srcs})
+ get_filename_component(extension ${src} EXT)
+ if(extension STREQUAL ".cpp")
+ set(first_source_file ${src})
+ break()
+ endif()
+ endforeach()
+
+ # Force re-linking when the exports file changes. Actually, it
+ # forces recompilation of the source file. The LINK_DEPENDS target
+ # property only works for makefile-based generators.
+ # FIXME: This is not safe because this will create the same target
+ # ${native_export_file} in several different file:
+ # - One where we emitted ${target_name}_exports
+ # - One where we emitted the build command for the following object.
+ # set_property(SOURCE ${first_source_file} APPEND PROPERTY
+ # OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${native_export_file})
+
+ set_property(DIRECTORY APPEND
+ PROPERTY ADDITIONAL_MAKE_CLEAN_FILES ${native_export_file})
+
+ add_dependencies(${target_name} ${target_name}_exports)
+
+ # Add dependency to *_exports later -- CMake issue 14747
+ list(APPEND LLVM_COMMON_DEPENDS ${target_name}_exports)
+ set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} PARENT_SCOPE)
+endfunction(add_llvm_symbol_exports)
+
+if(NOT WIN32 AND NOT APPLE)
+ # Detect what linker we have here
+ if( LLVM_USE_LINKER )
+ set(command ${CMAKE_C_COMPILER} -fuse-ld=${LLVM_USE_LINKER} -Wl,--version)
+ else()
+ set(command ${CMAKE_C_COMPILER} -Wl,--version)
+ endif()
+ execute_process(
+ COMMAND ${command}
+ OUTPUT_VARIABLE stdout
+ ERROR_VARIABLE stderr
+ )
+ set(LLVM_LINKER_DETECTED ON)
+ if("${stdout}" MATCHES "GNU gold")
+ set(LLVM_LINKER_IS_GOLD ON)
+ message(STATUS "Linker detection: GNU Gold")
+ elseif("${stdout}" MATCHES "^LLD")
+ set(LLVM_LINKER_IS_LLD ON)
+ message(STATUS "Linker detection: LLD")
+ elseif("${stdout}" MATCHES "GNU ld")
+ set(LLVM_LINKER_IS_GNULD ON)
+ message(STATUS "Linker detection: GNU ld")
+ elseif("${stderr}" MATCHES "Solaris Link Editors" OR
+ "${stdout}" MATCHES "Solaris Link Editors")
+ set(LLVM_LINKER_IS_SOLARISLD ON)
+ message(STATUS "Linker detection: Solaris ld")
+ else()
+ set(LLVM_LINKER_DETECTED OFF)
+ message(STATUS "Linker detection: unknown")
+ endif()
+endif()
+
+function(add_link_opts target_name)
+ # Don't use linker optimizations in debug builds since it slows down the
+ # linker in a context where the optimizations are not important.
+ if (NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG")
+
+ # Pass -O3 to the linker. This enabled different optimizations on different
+ # linkers.
+ if(NOT (${CMAKE_SYSTEM_NAME} MATCHES "Darwin|SunOS|AIX" OR WIN32))
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,-O3")
+ endif()
+
+ if(LLVM_LINKER_IS_GOLD)
+ # With gold gc-sections is always safe.
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,--gc-sections")
+ # Note that there is a bug with -Wl,--icf=safe so it is not safe
+ # to enable. See https://sourceware.org/bugzilla/show_bug.cgi?id=17704.
+ endif()
+
+ if(NOT LLVM_NO_DEAD_STRIP)
+ if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+ # ld64's implementation of -dead_strip breaks tools that use plugins.
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,-dead_strip")
+ elseif(${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,-z -Wl,discard-unused=sections")
+ elseif(NOT WIN32 AND NOT LLVM_LINKER_IS_GOLD)
+ # Object files are compiled with -ffunction-data-sections.
+ # Versions of bfd ld < 2.23.1 have a bug in --gc-sections that breaks
+ # tools that use plugins. Always pass --gc-sections once we require
+ # a newer linker.
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,--gc-sections")
+ endif()
+ endif()
+ endif()
+endfunction(add_link_opts)
+
+# Set each output directory according to ${CMAKE_CONFIGURATION_TYPES}.
+# Note: Don't set variables CMAKE_*_OUTPUT_DIRECTORY any more,
+# or a certain builder, for eaxample, msbuild.exe, would be confused.
+function(set_output_directory target)
+ cmake_parse_arguments(ARG "" "BINARY_DIR;LIBRARY_DIR" "" ${ARGN})
+
+ # module_dir -- corresponding to LIBRARY_OUTPUT_DIRECTORY.
+ # It affects output of add_library(MODULE).
+ if(WIN32 OR CYGWIN)
+ # DLL platform
+ set(module_dir ${ARG_BINARY_DIR})
+ else()
+ set(module_dir ${ARG_LIBRARY_DIR})
+ endif()
+ if(NOT "${CMAKE_CFG_INTDIR}" STREQUAL ".")
+ foreach(build_mode ${CMAKE_CONFIGURATION_TYPES})
+ string(TOUPPER "${build_mode}" CONFIG_SUFFIX)
+ if(ARG_BINARY_DIR)
+ string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} bi ${ARG_BINARY_DIR})
+ set_target_properties(${target} PROPERTIES "RUNTIME_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${bi})
+ endif()
+ if(ARG_LIBRARY_DIR)
+ string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} li ${ARG_LIBRARY_DIR})
+ set_target_properties(${target} PROPERTIES "ARCHIVE_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${li})
+ endif()
+ if(module_dir)
+ string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} mi ${module_dir})
+ set_target_properties(${target} PROPERTIES "LIBRARY_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${mi})
+ endif()
+ endforeach()
+ else()
+ if(ARG_BINARY_DIR)
+ set_target_properties(${target} PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${ARG_BINARY_DIR})
+ endif()
+ if(ARG_LIBRARY_DIR)
+ set_target_properties(${target} PROPERTIES ARCHIVE_OUTPUT_DIRECTORY ${ARG_LIBRARY_DIR})
+ endif()
+ if(module_dir)
+ set_target_properties(${target} PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${module_dir})
+ endif()
+ endif()
+endfunction()
+
+# If on Windows and building with MSVC, add the resource script containing the
+# VERSIONINFO data to the project. This embeds version resource information
+# into the output .exe or .dll.
+# TODO: Enable for MinGW Windows builds too.
+#
+function(add_windows_version_resource_file OUT_VAR)
+ set(sources ${ARGN})
+ if (MSVC AND CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
+ set(resource_file ${LLVM_SOURCE_DIR}/resources/windows_version_resource.rc)
+ if(EXISTS ${resource_file})
+ set(sources ${sources} ${resource_file})
+ source_group("Resource Files" ${resource_file})
+ set(windows_resource_file ${resource_file} PARENT_SCOPE)
+ endif()
+ endif(MSVC AND CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
+
+ set(${OUT_VAR} ${sources} PARENT_SCOPE)
+endfunction(add_windows_version_resource_file)
+
+# set_windows_version_resource_properties(name resource_file...
+# VERSION_MAJOR int
+# Optional major version number (defaults to LLVM_VERSION_MAJOR)
+# VERSION_MINOR int
+# Optional minor version number (defaults to LLVM_VERSION_MINOR)
+# VERSION_PATCHLEVEL int
+# Optional patchlevel version number (defaults to LLVM_VERSION_PATCH)
+# VERSION_STRING
+# Optional version string (defaults to PACKAGE_VERSION)
+# PRODUCT_NAME
+# Optional product name string (defaults to "LLVM")
+# )
+function(set_windows_version_resource_properties name resource_file)
+ cmake_parse_arguments(ARG
+ ""
+ "VERSION_MAJOR;VERSION_MINOR;VERSION_PATCHLEVEL;VERSION_STRING;PRODUCT_NAME"
+ ""
+ ${ARGN})
+
+ if (NOT DEFINED ARG_VERSION_MAJOR)
+ set(ARG_VERSION_MAJOR ${LLVM_VERSION_MAJOR})
+ endif()
+
+ if (NOT DEFINED ARG_VERSION_MINOR)
+ set(ARG_VERSION_MINOR ${LLVM_VERSION_MINOR})
+ endif()
+
+ if (NOT DEFINED ARG_VERSION_PATCHLEVEL)
+ set(ARG_VERSION_PATCHLEVEL ${LLVM_VERSION_PATCH})
+ endif()
+
+ if (NOT DEFINED ARG_VERSION_STRING)
+ set(ARG_VERSION_STRING ${PACKAGE_VERSION})
+ endif()
+
+ if (NOT DEFINED ARG_PRODUCT_NAME)
+ set(ARG_PRODUCT_NAME "LLVM")
+ endif()
+
+ set_property(SOURCE ${resource_file}
+ PROPERTY COMPILE_FLAGS /nologo)
+ set_property(SOURCE ${resource_file}
+ PROPERTY COMPILE_DEFINITIONS
+ "RC_VERSION_FIELD_1=${ARG_VERSION_MAJOR}"
+ "RC_VERSION_FIELD_2=${ARG_VERSION_MINOR}"
+ "RC_VERSION_FIELD_3=${ARG_VERSION_PATCHLEVEL}"
+ "RC_VERSION_FIELD_4=0"
+ "RC_FILE_VERSION=\"${ARG_VERSION_STRING}\""
+ "RC_INTERNAL_NAME=\"${name}\""
+ "RC_PRODUCT_NAME=\"${ARG_PRODUCT_NAME}\""
+ "RC_PRODUCT_VERSION=\"${ARG_VERSION_STRING}\"")
+endfunction(set_windows_version_resource_properties)
+
+# llvm_add_library(name sources...
+# SHARED;STATIC
+# STATIC by default w/o BUILD_SHARED_LIBS.
+# SHARED by default w/ BUILD_SHARED_LIBS.
+# OBJECT
+# Also create an OBJECT library target. Default if STATIC && SHARED.
+# MODULE
+# Target ${name} might not be created on unsupported platforms.
+# Check with "if(TARGET ${name})".
+# DISABLE_LLVM_LINK_LLVM_DYLIB
+# Do not link this library to libLLVM, even if
+# LLVM_LINK_LLVM_DYLIB is enabled.
+# OUTPUT_NAME name
+# Corresponds to OUTPUT_NAME in target properties.
+# DEPENDS targets...
+# Same semantics as add_dependencies().
+# LINK_COMPONENTS components...
+# Same as the variable LLVM_LINK_COMPONENTS.
+# LINK_LIBS lib_targets...
+# Same semantics as target_link_libraries().
+# ADDITIONAL_HEADERS
+# May specify header files for IDE generators.
+# SONAME
+# Should set SONAME link flags and create symlinks
+# PLUGIN_TOOL
+# The tool (i.e. cmake target) that this plugin will link against
+# )
+function(llvm_add_library name)
+ cmake_parse_arguments(ARG
+ "MODULE;SHARED;STATIC;OBJECT;DISABLE_LLVM_LINK_LLVM_DYLIB;SONAME"
+ "OUTPUT_NAME;PLUGIN_TOOL"
+ "ADDITIONAL_HEADERS;DEPENDS;LINK_COMPONENTS;LINK_LIBS;OBJLIBS"
+ ${ARGN})
+ list(APPEND LLVM_COMMON_DEPENDS ${ARG_DEPENDS})
+ if(ARG_ADDITIONAL_HEADERS)
+ # Pass through ADDITIONAL_HEADERS.
+ set(ARG_ADDITIONAL_HEADERS ADDITIONAL_HEADERS ${ARG_ADDITIONAL_HEADERS})
+ endif()
+ if(ARG_OBJLIBS)
+ set(ALL_FILES ${ARG_OBJLIBS})
+ else()
+ llvm_process_sources(ALL_FILES ${ARG_UNPARSED_ARGUMENTS} ${ARG_ADDITIONAL_HEADERS})
+ endif()
+
+ if(ARG_MODULE)
+ if(ARG_SHARED OR ARG_STATIC)
+ message(WARNING "MODULE with SHARED|STATIC doesn't make sense.")
+ endif()
+ # Plugins that link against a tool are allowed even when plugins in general are not
+ if(NOT LLVM_ENABLE_PLUGINS AND NOT (ARG_PLUGIN_TOOL AND LLVM_EXPORT_SYMBOLS_FOR_PLUGINS))
+ message(STATUS "${name} ignored -- Loadable modules not supported on this platform.")
+ return()
+ endif()
+ else()
+ if(ARG_PLUGIN_TOOL)
+ message(WARNING "PLUGIN_TOOL without MODULE doesn't make sense.")
+ endif()
+ if(BUILD_SHARED_LIBS AND NOT ARG_STATIC)
+ set(ARG_SHARED TRUE)
+ endif()
+ if(NOT ARG_SHARED)
+ set(ARG_STATIC TRUE)
+ endif()
+ endif()
+
+ # Generate objlib
+ if((ARG_SHARED AND ARG_STATIC) OR ARG_OBJECT)
+ # Generate an obj library for both targets.
+ set(obj_name "obj.${name}")
+ add_library(${obj_name} OBJECT EXCLUDE_FROM_ALL
+ ${ALL_FILES}
+ )
+ llvm_update_compile_flags(${obj_name})
+ set(ALL_FILES "$<TARGET_OBJECTS:${obj_name}>")
+
+ # Do add_dependencies(obj) later due to CMake issue 14747.
+ list(APPEND objlibs ${obj_name})
+
+ set_target_properties(${obj_name} PROPERTIES FOLDER "Object Libraries")
+ endif()
+
+ if(ARG_SHARED AND ARG_STATIC)
+ # static
+ set(name_static "${name}_static")
+ if(ARG_OUTPUT_NAME)
+ set(output_name OUTPUT_NAME "${ARG_OUTPUT_NAME}")
+ endif()
+ # DEPENDS has been appended to LLVM_COMMON_LIBS.
+ llvm_add_library(${name_static} STATIC
+ ${output_name}
+ OBJLIBS ${ALL_FILES} # objlib
+ LINK_LIBS ${ARG_LINK_LIBS}
+ LINK_COMPONENTS ${ARG_LINK_COMPONENTS}
+ )
+ # FIXME: Add name_static to anywhere in TARGET ${name}'s PROPERTY.
+ set(ARG_STATIC)
+ endif()
+
+ if(ARG_MODULE)
+ add_library(${name} MODULE ${ALL_FILES})
+ llvm_setup_rpath(${name})
+ elseif(ARG_SHARED)
+ add_windows_version_resource_file(ALL_FILES ${ALL_FILES})
+ add_library(${name} SHARED ${ALL_FILES})
+
+ llvm_setup_rpath(${name})
+
+ else()
+ add_library(${name} STATIC ${ALL_FILES})
+ endif()
+
+ setup_dependency_debugging(${name} ${LLVM_COMMON_DEPENDS})
+
+ if(DEFINED windows_resource_file)
+ set_windows_version_resource_properties(${name} ${windows_resource_file})
+ set(windows_resource_file ${windows_resource_file} PARENT_SCOPE)
+ endif()
+
+ set_output_directory(${name} BINARY_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR} LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
+ # $<TARGET_OBJECTS> doesn't require compile flags.
+ if(NOT obj_name)
+ llvm_update_compile_flags(${name})
+ endif()
+ add_link_opts( ${name} )
+ if(ARG_OUTPUT_NAME)
+ set_target_properties(${name}
+ PROPERTIES
+ OUTPUT_NAME ${ARG_OUTPUT_NAME}
+ )
+ endif()
+
+ if(ARG_MODULE)
+ set_target_properties(${name} PROPERTIES
+ PREFIX ""
+ SUFFIX ${LLVM_PLUGIN_EXT}
+ )
+ endif()
+
+ if(ARG_SHARED)
+ if(WIN32)
+ set_target_properties(${name} PROPERTIES
+ PREFIX ""
+ )
+ endif()
+
+ # Set SOVERSION on shared libraries that lack explicit SONAME
+ # specifier, on *nix systems that are not Darwin.
+ if(UNIX AND NOT APPLE AND NOT ARG_SONAME)
+ set_target_properties(${name}
+ PROPERTIES
+ # Since 4.0.0, the ABI version is indicated by the major version
+ SOVERSION ${LLVM_VERSION_MAJOR}
+ VERSION ${LLVM_VERSION_MAJOR}${LLVM_VERSION_SUFFIX})
+ endif()
+ endif()
+
+ if(ARG_MODULE OR ARG_SHARED)
+ # Do not add -Dname_EXPORTS to the command-line when building files in this
+ # target. Doing so is actively harmful for the modules build because it
+ # creates extra module variants, and not useful because we don't use these
+ # macros.
+ set_target_properties( ${name} PROPERTIES DEFINE_SYMBOL "" )
+
+ if (LLVM_EXPORTED_SYMBOL_FILE)
+ add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
+ endif()
+ endif()
+
+ if(ARG_SHARED AND UNIX)
+ if(NOT APPLE AND ARG_SONAME)
+ get_target_property(output_name ${name} OUTPUT_NAME)
+ if(${output_name} STREQUAL "output_name-NOTFOUND")
+ set(output_name ${name})
+ endif()
+ set(library_name ${output_name}-${LLVM_VERSION_MAJOR}${LLVM_VERSION_SUFFIX})
+ set(api_name ${output_name}-${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX})
+ set_target_properties(${name} PROPERTIES OUTPUT_NAME ${library_name})
+ llvm_install_library_symlink(${api_name} ${library_name} SHARED
+ COMPONENT ${name}
+ ALWAYS_GENERATE)
+ llvm_install_library_symlink(${output_name} ${library_name} SHARED
+ COMPONENT ${name}
+ ALWAYS_GENERATE)
+ endif()
+ endif()
+
+ if(ARG_MODULE AND LLVM_EXPORT_SYMBOLS_FOR_PLUGINS AND ARG_PLUGIN_TOOL AND (WIN32 OR CYGWIN))
+ # On DLL platforms symbols are imported from the tool by linking against it.
+ set(llvm_libs ${ARG_PLUGIN_TOOL})
+ elseif (DEFINED LLVM_LINK_COMPONENTS OR DEFINED ARG_LINK_COMPONENTS)
+ if (LLVM_LINK_LLVM_DYLIB AND NOT ARG_DISABLE_LLVM_LINK_LLVM_DYLIB)
+ set(llvm_libs LLVM)
+ else()
+ llvm_map_components_to_libnames(llvm_libs
+ ${ARG_LINK_COMPONENTS}
+ ${LLVM_LINK_COMPONENTS}
+ )
+ endif()
+ else()
+ # Components have not been defined explicitly in CMake, so add the
+ # dependency information for this library as defined by LLVMBuild.
+ #
+ # It would be nice to verify that we have the dependencies for this library
+ # name, but using get_property(... SET) doesn't suffice to determine if a
+ # property has been set to an empty value.
+ get_property(lib_deps GLOBAL PROPERTY LLVMBUILD_LIB_DEPS_${name})
+ endif()
+
+ if(ARG_STATIC)
+ set(libtype INTERFACE)
+ else()
+ # We can use PRIVATE since SO knows its dependent libs.
+ set(libtype PRIVATE)
+ endif()
+
+ target_link_libraries(${name} ${libtype}
+ ${ARG_LINK_LIBS}
+ ${lib_deps}
+ ${llvm_libs}
+ )
+
+ if(LLVM_COMMON_DEPENDS)
+ add_dependencies(${name} ${LLVM_COMMON_DEPENDS})
+ # Add dependencies also to objlibs.
+ # CMake issue 14747 -- add_dependencies() might be ignored to objlib's user.
+ foreach(objlib ${objlibs})
+ add_dependencies(${objlib} ${LLVM_COMMON_DEPENDS})
+ endforeach()
+ endif()
+
+ if(ARG_SHARED OR ARG_MODULE)
+ llvm_externalize_debuginfo(${name})
+ endif()
+endfunction()
+
+function(add_llvm_install_targets target)
+ cmake_parse_arguments(ARG "" "COMPONENT;PREFIX" "DEPENDS" ${ARGN})
+ if(ARG_COMPONENT)
+ set(component_option -DCMAKE_INSTALL_COMPONENT="${ARG_COMPONENT}")
+ endif()
+ if(ARG_PREFIX)
+ set(prefix_option -DCMAKE_INSTALL_PREFIX="${ARG_PREFIX}")
+ endif()
+
+ add_custom_target(${target}
+ DEPENDS ${ARG_DEPENDS}
+ COMMAND "${CMAKE_COMMAND}"
+ ${component_option}
+ ${prefix_option}
+ -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
+ USES_TERMINAL)
+ add_custom_target(${target}-stripped
+ DEPENDS ${ARG_DEPENDS}
+ COMMAND "${CMAKE_COMMAND}"
+ ${component_option}
+ ${prefix_option}
+ -DCMAKE_INSTALL_DO_STRIP=1
+ -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
+ USES_TERMINAL)
+endfunction()
+
+macro(add_llvm_library name)
+ cmake_parse_arguments(ARG
+ "SHARED;BUILDTREE_ONLY"
+ ""
+ ""
+ ${ARGN})
+ if( BUILD_SHARED_LIBS OR ARG_SHARED )
+ llvm_add_library(${name} SHARED ${ARG_UNPARSED_ARGUMENTS})
+ else()
+ llvm_add_library(${name} ${ARG_UNPARSED_ARGUMENTS})
+ endif()
+
+ # Libraries that are meant to only be exposed via the build tree only are
+ # never installed and are only exported as a target in the special build tree
+ # config file.
+ if (NOT ARG_BUILDTREE_ONLY)
+ set_property( GLOBAL APPEND PROPERTY LLVM_LIBS ${name} )
+ endif()
+
+ if( EXCLUDE_FROM_ALL )
+ set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
+ elseif(ARG_BUILDTREE_ONLY)
+ set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS_BUILDTREE_ONLY ${name})
+ else()
+ if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY OR ${name} STREQUAL "LTO" OR
+ (LLVM_LINK_LLVM_DYLIB AND ${name} STREQUAL "LLVM"))
+ set(install_dir lib${LLVM_LIBDIR_SUFFIX})
+ if(ARG_SHARED OR BUILD_SHARED_LIBS)
+ if(WIN32 OR CYGWIN OR MINGW)
+ set(install_type RUNTIME)
+ set(install_dir bin)
+ else()
+ set(install_type LIBRARY)
+ endif()
+ else()
+ set(install_type ARCHIVE)
+ endif()
+
+ if(${name} IN_LIST LLVM_DISTRIBUTION_COMPONENTS OR
+ NOT LLVM_DISTRIBUTION_COMPONENTS)
+ set(export_to_llvmexports EXPORT LLVMExports)
+ set_property(GLOBAL PROPERTY LLVM_HAS_EXPORTS True)
+ endif()
+
+ install(TARGETS ${name}
+ ${export_to_llvmexports}
+ ${install_type} DESTINATION ${install_dir}
+ COMPONENT ${name})
+
+ if (NOT CMAKE_CONFIGURATION_TYPES)
+ add_llvm_install_targets(install-${name}
+ DEPENDS ${name}
+ COMPONENT ${name})
+ endif()
+ endif()
+ set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
+ endif()
+ set_target_properties(${name} PROPERTIES FOLDER "Libraries")
+endmacro(add_llvm_library name)
+
+macro(add_llvm_loadable_module name)
+ llvm_add_library(${name} MODULE ${ARGN})
+ if(NOT TARGET ${name})
+ # Add empty "phony" target
+ add_custom_target(${name})
+ else()
+ if( EXCLUDE_FROM_ALL )
+ set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
+ else()
+ if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
+ if(WIN32 OR CYGWIN)
+ # DLL platform
+ set(dlldir "bin")
+ else()
+ set(dlldir "lib${LLVM_LIBDIR_SUFFIX}")
+ endif()
+
+ if(${name} IN_LIST LLVM_DISTRIBUTION_COMPONENTS OR
+ NOT LLVM_DISTRIBUTION_COMPONENTS)
+ set(export_to_llvmexports EXPORT LLVMExports)
+ set_property(GLOBAL PROPERTY LLVM_HAS_EXPORTS True)
+ endif()
+
+ install(TARGETS ${name}
+ ${export_to_llvmexports}
+ LIBRARY DESTINATION ${dlldir}
+ ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
+ endif()
+ set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
+ endif()
+ endif()
+
+ set_target_properties(${name} PROPERTIES FOLDER "Loadable modules")
+endmacro(add_llvm_loadable_module name)
+
+
+macro(add_llvm_executable name)
+ cmake_parse_arguments(ARG "DISABLE_LLVM_LINK_LLVM_DYLIB;IGNORE_EXTERNALIZE_DEBUGINFO;NO_INSTALL_RPATH" "" "DEPENDS" ${ARGN})
+ llvm_process_sources( ALL_FILES ${ARG_UNPARSED_ARGUMENTS} )
+
+ list(APPEND LLVM_COMMON_DEPENDS ${ARG_DEPENDS})
+
+ # Generate objlib
+ if(LLVM_ENABLE_OBJLIB)
+ # Generate an obj library for both targets.
+ set(obj_name "obj.${name}")
+ add_library(${obj_name} OBJECT EXCLUDE_FROM_ALL
+ ${ALL_FILES}
+ )
+ llvm_update_compile_flags(${obj_name})
+ set(ALL_FILES "$<TARGET_OBJECTS:${obj_name}>")
+
+ set_target_properties(${obj_name} PROPERTIES FOLDER "Object Libraries")
+ endif()
+
+ add_windows_version_resource_file(ALL_FILES ${ALL_FILES})
+
+ if(XCODE)
+ # Note: the dummy.cpp source file provides no definitions. However,
+ # it forces Xcode to properly link the static library.
+ list(APPEND ALL_FILES "${LLVM_MAIN_SRC_DIR}/cmake/dummy.cpp")
+ endif()
+
+ if( EXCLUDE_FROM_ALL )
+ add_executable(${name} EXCLUDE_FROM_ALL ${ALL_FILES})
+ else()
+ add_executable(${name} ${ALL_FILES})
+ endif()
+
+ setup_dependency_debugging(${name} ${LLVM_COMMON_DEPENDS})
+
+ if(NOT ARG_NO_INSTALL_RPATH)
+ llvm_setup_rpath(${name})
+ endif()
+
+ if(DEFINED windows_resource_file)
+ set_windows_version_resource_properties(${name} ${windows_resource_file})
+ endif()
+
+ # $<TARGET_OBJECTS> doesn't require compile flags.
+ if(NOT LLVM_ENABLE_OBJLIB)
+ llvm_update_compile_flags(${name})
+ endif()
+ add_link_opts( ${name} )
+
+ # Do not add -Dname_EXPORTS to the command-line when building files in this
+ # target. Doing so is actively harmful for the modules build because it
+ # creates extra module variants, and not useful because we don't use these
+ # macros.
+ set_target_properties( ${name} PROPERTIES DEFINE_SYMBOL "" )
+
+ if (LLVM_EXPORTED_SYMBOL_FILE)
+ add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
+ endif(LLVM_EXPORTED_SYMBOL_FILE)
+
+ if (LLVM_LINK_LLVM_DYLIB AND NOT ARG_DISABLE_LLVM_LINK_LLVM_DYLIB)
+ set(USE_SHARED USE_SHARED)
+ endif()
+
+ set(EXCLUDE_FROM_ALL OFF)
+ set_output_directory(${name} BINARY_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR} LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
+ llvm_config( ${name} ${USE_SHARED} ${LLVM_LINK_COMPONENTS} )
+ if( LLVM_COMMON_DEPENDS )
+ add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
+ endif( LLVM_COMMON_DEPENDS )
+
+ if(NOT ARG_IGNORE_EXTERNALIZE_DEBUGINFO)
+ llvm_externalize_debuginfo(${name})
+ endif()
+ if (LLVM_PTHREAD_LIB)
+ # libpthreads overrides some standard library symbols, so main
+ # executable must be linked with it in order to provide consistent
+ # API for all shared libaries loaded by this executable.
+ target_link_libraries(${name} PRIVATE ${LLVM_PTHREAD_LIB})
+ endif()
+endmacro(add_llvm_executable name)
+
+function(export_executable_symbols target)
+ if (LLVM_EXPORTED_SYMBOL_FILE)
+ # The symbol file should contain the symbols we want the executable to
+ # export
+ set_target_properties(${target} PROPERTIES ENABLE_EXPORTS 1)
+ elseif (LLVM_EXPORT_SYMBOLS_FOR_PLUGINS)
+ # Extract the symbols to export from the static libraries that the
+ # executable links against.
+ set_target_properties(${target} PROPERTIES ENABLE_EXPORTS 1)
+ set(exported_symbol_file ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/${target}.symbols)
+ # We need to consider not just the direct link dependencies, but also the
+ # transitive link dependencies. Do this by starting with the set of direct
+ # dependencies, then the dependencies of those dependencies, and so on.
+ get_target_property(new_libs ${target} LINK_LIBRARIES)
+ set(link_libs ${new_libs})
+ while(NOT "${new_libs}" STREQUAL "")
+ foreach(lib ${new_libs})
+ if(TARGET ${lib})
+ get_target_property(lib_type ${lib} TYPE)
+ if("${lib_type}" STREQUAL "STATIC_LIBRARY")
+ list(APPEND static_libs ${lib})
+ else()
+ list(APPEND other_libs ${lib})
+ endif()
+ get_target_property(transitive_libs ${lib} INTERFACE_LINK_LIBRARIES)
+ foreach(transitive_lib ${transitive_libs})
+ list(FIND link_libs ${transitive_lib} idx)
+ if(TARGET ${transitive_lib} AND idx EQUAL -1)
+ list(APPEND newer_libs ${transitive_lib})
+ list(APPEND link_libs ${transitive_lib})
+ endif()
+ endforeach(transitive_lib)
+ endif()
+ endforeach(lib)
+ set(new_libs ${newer_libs})
+ set(newer_libs "")
+ endwhile()
+ if (MSVC)
+ set(mangling microsoft)
+ else()
+ set(mangling itanium)
+ endif()
+ add_custom_command(OUTPUT ${exported_symbol_file}
+ COMMAND ${PYTHON_EXECUTABLE} ${LLVM_MAIN_SRC_DIR}/utils/extract_symbols.py --mangling=${mangling} ${static_libs} -o ${exported_symbol_file}
+ WORKING_DIRECTORY ${LLVM_LIBRARY_OUTPUT_INTDIR}
+ DEPENDS ${LLVM_MAIN_SRC_DIR}/utils/extract_symbols.py ${static_libs}
+ VERBATIM
+ COMMENT "Generating export list for ${target}")
+ add_llvm_symbol_exports( ${target} ${exported_symbol_file} )
+ # If something links against this executable then we want a
+ # transitive link against only the libraries whose symbols
+ # we aren't exporting.
+ set_target_properties(${target} PROPERTIES INTERFACE_LINK_LIBRARIES "${other_libs}")
+ # The default import library suffix that cmake uses for cygwin/mingw is
+ # ".dll.a", but for clang.exe that causes a collision with libclang.dll,
+ # where the import libraries of both get named libclang.dll.a. Use a suffix
+ # of ".exe.a" to avoid this.
+ if(CYGWIN OR MINGW)
+ set_target_properties(${target} PROPERTIES IMPORT_SUFFIX ".exe.a")
+ endif()
+ elseif(NOT (WIN32 OR CYGWIN))
+ # On Windows auto-exporting everything doesn't work because of the limit on
+ # the size of the exported symbol table, but on other platforms we can do
+ # it without any trouble.
+ set_target_properties(${target} PROPERTIES ENABLE_EXPORTS 1)
+ if (APPLE)
+ set_property(TARGET ${target} APPEND_STRING PROPERTY
+ LINK_FLAGS " -rdynamic")
+ endif()
+ endif()
+endfunction()
+
+if(NOT LLVM_TOOLCHAIN_TOOLS)
+ set (LLVM_TOOLCHAIN_TOOLS
+ llvm-ar
+ llvm-ranlib
+ llvm-lib
+ llvm-objdump
+ )
+endif()
+
+macro(add_llvm_tool name)
+ if( NOT LLVM_BUILD_TOOLS )
+ set(EXCLUDE_FROM_ALL ON)
+ endif()
+ add_llvm_executable(${name} ${ARGN})
+
+ if ( ${name} IN_LIST LLVM_TOOLCHAIN_TOOLS OR NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
+ if( LLVM_BUILD_TOOLS )
+ if(${name} IN_LIST LLVM_DISTRIBUTION_COMPONENTS OR
+ NOT LLVM_DISTRIBUTION_COMPONENTS)
+ set(export_to_llvmexports EXPORT LLVMExports)
+ set_property(GLOBAL PROPERTY LLVM_HAS_EXPORTS True)
+ endif()
+
+ install(TARGETS ${name}
+ ${export_to_llvmexports}
+ RUNTIME DESTINATION ${LLVM_TOOLS_INSTALL_DIR}
+ COMPONENT ${name})
+
+ if (NOT CMAKE_CONFIGURATION_TYPES)
+ add_llvm_install_targets(install-${name}
+ DEPENDS ${name}
+ COMPONENT ${name})
+ endif()
+ endif()
+ endif()
+ if( LLVM_BUILD_TOOLS )
+ set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
+ endif()
+ set_target_properties(${name} PROPERTIES FOLDER "Tools")
+endmacro(add_llvm_tool name)
+
+
+macro(add_llvm_example name)
+ if( NOT LLVM_BUILD_EXAMPLES )
+ set(EXCLUDE_FROM_ALL ON)
+ endif()
+ add_llvm_executable(${name} ${ARGN})
+ if( LLVM_BUILD_EXAMPLES )
+ install(TARGETS ${name} RUNTIME DESTINATION examples)
+ endif()
+ set_target_properties(${name} PROPERTIES FOLDER "Examples")
+endmacro(add_llvm_example name)
+
+# This is a macro that is used to create targets for executables that are needed
+# for development, but that are not intended to be installed by default.
+macro(add_llvm_utility name)
+ if ( NOT LLVM_BUILD_UTILS )
+ set(EXCLUDE_FROM_ALL ON)
+ endif()
+
+ add_llvm_executable(${name} DISABLE_LLVM_LINK_LLVM_DYLIB ${ARGN})
+ set_target_properties(${name} PROPERTIES FOLDER "Utils")
+ if( LLVM_INSTALL_UTILS AND LLVM_BUILD_UTILS )
+ install (TARGETS ${name}
+ RUNTIME DESTINATION ${LLVM_UTILS_INSTALL_DIR}
+ COMPONENT ${name})
+ if (NOT CMAKE_CONFIGURATION_TYPES)
+ add_llvm_install_targets(install-${name}
+ DEPENDS ${name}
+ COMPONENT ${name})
+ endif()
+ endif()
+endmacro(add_llvm_utility name)
+
+macro(add_llvm_fuzzer name)
+ cmake_parse_arguments(ARG "" "DUMMY_MAIN" "" ${ARGN})
+ if( LLVM_LIB_FUZZING_ENGINE )
+ set(LLVM_OPTIONAL_SOURCES ${ARG_DUMMY_MAIN})
+ add_llvm_executable(${name} ${ARG_UNPARSED_ARGUMENTS})
+ target_link_libraries(${name} PRIVATE ${LLVM_LIB_FUZZING_ENGINE})
+ set_target_properties(${name} PROPERTIES FOLDER "Fuzzers")
+ elseif( LLVM_USE_SANITIZE_COVERAGE )
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=fuzzer")
+ set(LLVM_OPTIONAL_SOURCES ${ARG_DUMMY_MAIN})
+ add_llvm_executable(${name} ${ARG_UNPARSED_ARGUMENTS})
+ set_target_properties(${name} PROPERTIES FOLDER "Fuzzers")
+ elseif( ARG_DUMMY_MAIN )
+ add_llvm_executable(${name} ${ARG_DUMMY_MAIN} ${ARG_UNPARSED_ARGUMENTS})
+ set_target_properties(${name} PROPERTIES FOLDER "Fuzzers")
+ endif()
+endmacro()
+
+macro(add_llvm_target target_name)
+ include_directories(BEFORE
+ ${CMAKE_CURRENT_BINARY_DIR}
+ ${CMAKE_CURRENT_SOURCE_DIR})
+ add_llvm_library(LLVM${target_name} ${ARGN})
+ set( CURRENT_LLVM_TARGET LLVM${target_name} )
+endmacro(add_llvm_target)
+
+function(canonicalize_tool_name name output)
+ string(REPLACE "${CMAKE_CURRENT_SOURCE_DIR}/" "" nameStrip ${name})
+ string(REPLACE "-" "_" nameUNDERSCORE ${nameStrip})
+ string(TOUPPER ${nameUNDERSCORE} nameUPPER)
+ set(${output} "${nameUPPER}" PARENT_SCOPE)
+endfunction(canonicalize_tool_name)
+
+# Custom add_subdirectory wrapper
+# Takes in a project name (i.e. LLVM), the subdirectory name, and an optional
+# path if it differs from the name.
+macro(add_llvm_subdirectory project type name)
+ set(add_llvm_external_dir "${ARGN}")
+ if("${add_llvm_external_dir}" STREQUAL "")
+ set(add_llvm_external_dir ${name})
+ endif()
+ canonicalize_tool_name(${name} nameUPPER)
+ if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir}/CMakeLists.txt)
+ # Treat it as in-tree subproject.
+ option(${project}_${type}_${nameUPPER}_BUILD
+ "Whether to build ${name} as part of ${project}" On)
+ mark_as_advanced(${project}_${type}_${name}_BUILD)
+ if(${project}_${type}_${nameUPPER}_BUILD)
+ add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir} ${add_llvm_external_dir})
+ # Don't process it in add_llvm_implicit_projects().
+ set(${project}_${type}_${nameUPPER}_BUILD OFF)
+ endif()
+ else()
+ set(LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR
+ "${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR}"
+ CACHE PATH "Path to ${name} source directory")
+ set(${project}_${type}_${nameUPPER}_BUILD_DEFAULT ON)
+ if(NOT LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR OR NOT EXISTS ${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR})
+ set(${project}_${type}_${nameUPPER}_BUILD_DEFAULT OFF)
+ endif()
+ if("${LLVM_EXTERNAL_${nameUPPER}_BUILD}" STREQUAL "OFF")
+ set(${project}_${type}_${nameUPPER}_BUILD_DEFAULT OFF)
+ endif()
+ option(${project}_${type}_${nameUPPER}_BUILD
+ "Whether to build ${name} as part of LLVM"
+ ${${project}_${type}_${nameUPPER}_BUILD_DEFAULT})
+ if (${project}_${type}_${nameUPPER}_BUILD)
+ if(EXISTS ${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR})
+ add_subdirectory(${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR} ${add_llvm_external_dir})
+ elseif(NOT "${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR}" STREQUAL "")
+ message(WARNING "Nonexistent directory for ${name}: ${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR}")
+ endif()
+ # FIXME: It'd be redundant.
+ set(${project}_${type}_${nameUPPER}_BUILD Off)
+ endif()
+ endif()
+endmacro()
+
+# Add external project that may want to be built as part of llvm such as Clang,
+# lld, and Polly. This adds two options. One for the source directory of the
+# project, which defaults to ${CMAKE_CURRENT_SOURCE_DIR}/${name}. Another to
+# enable or disable building it with everything else.
+# Additional parameter can be specified as the name of directory.
+macro(add_llvm_external_project name)
+ add_llvm_subdirectory(LLVM TOOL ${name} ${ARGN})
+endmacro()
+
+macro(add_llvm_tool_subdirectory name)
+ add_llvm_external_project(${name})
+endmacro(add_llvm_tool_subdirectory)
+
+function(get_project_name_from_src_var var output)
+ string(REGEX MATCH "LLVM_EXTERNAL_(.*)_SOURCE_DIR"
+ MACHED_TOOL "${var}")
+ if(MACHED_TOOL)
+ set(${output} ${CMAKE_MATCH_1} PARENT_SCOPE)
+ else()
+ set(${output} PARENT_SCOPE)
+ endif()
+endfunction()
+
+function(create_subdirectory_options project type)
+ file(GLOB sub-dirs "${CMAKE_CURRENT_SOURCE_DIR}/*")
+ foreach(dir ${sub-dirs})
+ if(IS_DIRECTORY "${dir}" AND EXISTS "${dir}/CMakeLists.txt")
+ canonicalize_tool_name(${dir} name)
+ option(${project}_${type}_${name}_BUILD
+ "Whether to build ${name} as part of ${project}" On)
+ mark_as_advanced(${project}_${type}_${name}_BUILD)
+ endif()
+ endforeach()
+endfunction(create_subdirectory_options)
+
+function(create_llvm_tool_options)
+ create_subdirectory_options(LLVM TOOL)
+endfunction(create_llvm_tool_options)
+
+function(llvm_add_implicit_projects project)
+ set(list_of_implicit_subdirs "")
+ file(GLOB sub-dirs "${CMAKE_CURRENT_SOURCE_DIR}/*")
+ foreach(dir ${sub-dirs})
+ if(IS_DIRECTORY "${dir}" AND EXISTS "${dir}/CMakeLists.txt")
+ canonicalize_tool_name(${dir} name)
+ if (${project}_TOOL_${name}_BUILD)
+ get_filename_component(fn "${dir}" NAME)
+ list(APPEND list_of_implicit_subdirs "${fn}")
+ endif()
+ endif()
+ endforeach()
+
+ foreach(external_proj ${list_of_implicit_subdirs})
+ add_llvm_subdirectory(${project} TOOL "${external_proj}" ${ARGN})
+ endforeach()
+endfunction(llvm_add_implicit_projects)
+
+function(add_llvm_implicit_projects)
+ llvm_add_implicit_projects(LLVM)
+endfunction(add_llvm_implicit_projects)
+
+# Generic support for adding a unittest.
+function(add_unittest test_suite test_name)
+ if( NOT LLVM_BUILD_TESTS )
+ set(EXCLUDE_FROM_ALL ON)
+ endif()
+
+ # Our current version of gtest does not properly recognize C++11 support
+ # with MSVC, so it falls back to tr1 / experimental classes. Since LLVM
+ # itself requires C++11, we can safely force it on unconditionally so that
+ # we don't have to fight with the buggy gtest check.
+ add_definitions(-DGTEST_LANG_CXX11=1)
+ add_definitions(-DGTEST_HAS_TR1_TUPLE=0)
+
+ include_directories(${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest/include)
+ include_directories(${LLVM_MAIN_SRC_DIR}/utils/unittest/googlemock/include)
+ if (NOT LLVM_ENABLE_THREADS)
+ list(APPEND LLVM_COMPILE_DEFINITIONS GTEST_HAS_PTHREAD=0)
+ endif ()
+
+ if (SUPPORTS_VARIADIC_MACROS_FLAG)
+ list(APPEND LLVM_COMPILE_FLAGS "-Wno-variadic-macros")
+ endif ()
+ # Some parts of gtest rely on this GNU extension, don't warn on it.
+ if(SUPPORTS_GNU_ZERO_VARIADIC_MACRO_ARGUMENTS_FLAG)
+ list(APPEND LLVM_COMPILE_FLAGS "-Wno-gnu-zero-variadic-macro-arguments")
+ endif()
+
+ set(LLVM_REQUIRES_RTTI OFF)
+
+ list(APPEND LLVM_LINK_COMPONENTS Support) # gtest needs it for raw_ostream
+ add_llvm_executable(${test_name} IGNORE_EXTERNALIZE_DEBUGINFO NO_INSTALL_RPATH ${ARGN})
+ set(outdir ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR})
+ set_output_directory(${test_name} BINARY_DIR ${outdir} LIBRARY_DIR ${outdir})
+ # libpthreads overrides some standard library symbols, so main
+ # executable must be linked with it in order to provide consistent
+ # API for all shared libaries loaded by this executable.
+ target_link_libraries(${test_name} PRIVATE gtest_main gtest ${LLVM_PTHREAD_LIB})
+
+ add_dependencies(${test_suite} ${test_name})
+ get_target_property(test_suite_folder ${test_suite} FOLDER)
+ if (NOT ${test_suite_folder} STREQUAL "NOTFOUND")
+ set_property(TARGET ${test_name} PROPERTY FOLDER "${test_suite_folder}")
+ endif ()
+endfunction()
+
+function(llvm_add_go_executable binary pkgpath)
+ cmake_parse_arguments(ARG "ALL" "" "DEPENDS;GOFLAGS" ${ARGN})
+
+ if(LLVM_BINDINGS MATCHES "go")
+ # FIXME: This should depend only on the libraries Go needs.
+ get_property(llvmlibs GLOBAL PROPERTY LLVM_LIBS)
+ set(binpath ${CMAKE_BINARY_DIR}/bin/${binary}${CMAKE_EXECUTABLE_SUFFIX})
+ set(cc "${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}")
+ set(cxx "${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1}")
+ set(cppflags "")
+ get_property(include_dirs DIRECTORY PROPERTY INCLUDE_DIRECTORIES)
+ foreach(d ${include_dirs})
+ set(cppflags "${cppflags} -I${d}")
+ endforeach(d)
+ set(ldflags "${CMAKE_EXE_LINKER_FLAGS}")
+ add_custom_command(OUTPUT ${binpath}
+ COMMAND ${CMAKE_BINARY_DIR}/bin/llvm-go "go=${GO_EXECUTABLE}" "cc=${cc}" "cxx=${cxx}" "cppflags=${cppflags}" "ldflags=${ldflags}" "packages=${LLVM_GO_PACKAGES}"
+ ${ARG_GOFLAGS} build -o ${binpath} ${pkgpath}
+ DEPENDS llvm-config ${CMAKE_BINARY_DIR}/bin/llvm-go${CMAKE_EXECUTABLE_SUFFIX}
+ ${llvmlibs} ${ARG_DEPENDS}
+ COMMENT "Building Go executable ${binary}"
+ VERBATIM)
+ if (ARG_ALL)
+ add_custom_target(${binary} ALL DEPENDS ${binpath})
+ else()
+ add_custom_target(${binary} DEPENDS ${binpath})
+ endif()
+ endif()
+endfunction()
+
+# This function canonicalize the CMake variables passed by names
+# from CMake boolean to 0/1 suitable for passing into Python or C++,
+# in place.
+function(llvm_canonicalize_cmake_booleans)
+ foreach(var ${ARGN})
+ if(${var})
+ set(${var} 1 PARENT_SCOPE)
+ else()
+ set(${var} 0 PARENT_SCOPE)
+ endif()
+ endforeach()
+endfunction(llvm_canonicalize_cmake_booleans)
+
+macro(set_llvm_build_mode)
+ # Configuration-time: See Unit/lit.site.cfg.in
+ if (CMAKE_CFG_INTDIR STREQUAL ".")
+ set(LLVM_BUILD_MODE ".")
+ else ()
+ set(LLVM_BUILD_MODE "%(build_mode)s")
+ endif ()
+endmacro()
+
+# This function provides an automatic way to 'configure'-like generate a file
+# based on a set of common and custom variables, specifically targeting the
+# variables needed for the 'lit.site.cfg' files. This function bundles the
+# common variables that any Lit instance is likely to need, and custom
+# variables can be passed in.
+function(configure_lit_site_cfg site_in site_out)
+ cmake_parse_arguments(ARG "" "" "MAIN_CONFIG;OUTPUT_MAPPING" ${ARGN})
+
+ if ("${ARG_MAIN_CONFIG}" STREQUAL "")
+ get_filename_component(INPUT_DIR ${site_in} DIRECTORY)
+ set(ARG_MAIN_CONFIG "${INPUT_DIR}/lit.cfg")
+ endif()
+ if ("${ARG_OUTPUT_MAPPING}" STREQUAL "")
+ set(ARG_OUTPUT_MAPPING "${site_out}")
+ endif()
+
+ foreach(c ${LLVM_TARGETS_TO_BUILD})
+ set(TARGETS_BUILT "${TARGETS_BUILT} ${c}")
+ endforeach(c)
+ set(TARGETS_TO_BUILD ${TARGETS_BUILT})
+
+ set(SHLIBEXT "${LTDL_SHLIB_EXT}")
+
+ set_llvm_build_mode()
+
+ # They below might not be the build tree but provided binary tree.
+ set(LLVM_SOURCE_DIR ${LLVM_MAIN_SRC_DIR})
+ set(LLVM_BINARY_DIR ${LLVM_BINARY_DIR})
+ string(REPLACE "${CMAKE_CFG_INTDIR}" "${LLVM_BUILD_MODE}" LLVM_TOOLS_DIR "${LLVM_TOOLS_BINARY_DIR}")
+ string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_LIBS_DIR "${LLVM_LIBRARY_DIR}")
+
+ # SHLIBDIR points the build tree.
+ string(REPLACE "${CMAKE_CFG_INTDIR}" "${LLVM_BUILD_MODE}" SHLIBDIR "${LLVM_SHLIB_OUTPUT_INTDIR}")
+
+ set(PYTHON_EXECUTABLE ${PYTHON_EXECUTABLE})
+ # FIXME: "ENABLE_SHARED" doesn't make sense, since it is used just for
+ # plugins. We may rename it.
+ if(LLVM_ENABLE_PLUGINS)
+ set(ENABLE_SHARED "1")
+ else()
+ set(ENABLE_SHARED "0")
+ endif()
+
+ if(LLVM_ENABLE_ASSERTIONS AND NOT MSVC_IDE)
+ set(ENABLE_ASSERTIONS "1")
+ else()
+ set(ENABLE_ASSERTIONS "0")
+ endif()
+
+ set(HOST_OS ${CMAKE_SYSTEM_NAME})
+ set(HOST_ARCH ${CMAKE_SYSTEM_PROCESSOR})
+
+ set(HOST_CC "${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}")
+ set(HOST_CXX "${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1}")
+ set(HOST_LDFLAGS "${CMAKE_EXE_LINKER_FLAGS}")
+
+ set(LIT_SITE_CFG_IN_HEADER "## Autogenerated from ${site_in}\n## Do not edit!")
+
+ # Override config_target_triple (and the env)
+ if(LLVM_TARGET_TRIPLE_ENV)
+ # This is expanded into the heading.
+ string(CONCAT LIT_SITE_CFG_IN_HEADER "${LIT_SITE_CFG_IN_HEADER}\n\n"
+ "import os\n"
+ "target_env = \"${LLVM_TARGET_TRIPLE_ENV}\"\n"
+ "config.target_triple = config.environment[target_env] = os.environ.get(target_env, \"${TARGET_TRIPLE}\")\n"
+ )
+
+ # This is expanded to; config.target_triple = ""+config.target_triple+""
+ set(TARGET_TRIPLE "\"+config.target_triple+\"")
+ endif()
+
+ string(CONCAT LIT_SITE_CFG_IN_FOOTER
+ "import lit.llvm\n"
+ "lit.llvm.initialize(lit_config, config)\n")
+
+ configure_file(${site_in} ${site_out} @ONLY)
+ if (EXISTS "${ARG_MAIN_CONFIG}")
+ set(PYTHON_STATEMENT "map_config('${ARG_MAIN_CONFIG}', '${site_out}')")
+ get_property(LLVM_LIT_CONFIG_MAP GLOBAL PROPERTY LLVM_LIT_CONFIG_MAP)
+ set(LLVM_LIT_CONFIG_MAP "${LLVM_LIT_CONFIG_MAP}\n${PYTHON_STATEMENT}")
+ set_property(GLOBAL PROPERTY LLVM_LIT_CONFIG_MAP ${LLVM_LIT_CONFIG_MAP})
+ endif()
+endfunction()
+
+function(dump_all_cmake_variables)
+ get_cmake_property(_variableNames VARIABLES)
+ foreach (_variableName ${_variableNames})
+ message(STATUS "${_variableName}=${${_variableName}}")
+ endforeach()
+endfunction()
+
+function(get_llvm_lit_path base_dir file_name)
+ cmake_parse_arguments(ARG "ALLOW_EXTERNAL" "" "" ${ARGN})
+
+ if (ARG_ALLOW_EXTERNAL)
+ set(LLVM_DEFAULT_EXTERNAL_LIT "${LLVM_EXTERNAL_LIT}")
+ set (LLVM_EXTERNAL_LIT "" CACHE STRING "Command used to spawn lit")
+ if ("${LLVM_EXTERNAL_LIT}" STREQUAL "")
+ set(LLVM_EXTERNAL_LIT "${LLVM_DEFAULT_EXTERNAL_LIT}")
+ endif()
+
+ if (NOT "${LLVM_EXTERNAL_LIT}" STREQUAL "")
+ if (EXISTS ${LLVM_EXTERNAL_LIT})
+ get_filename_component(LIT_FILE_NAME ${LLVM_EXTERNAL_LIT} NAME)
+ get_filename_component(LIT_BASE_DIR ${LLVM_EXTERNAL_LIT} DIRECTORY)
+ set(${file_name} ${LIT_FILE_NAME} PARENT_SCOPE)
+ set(${base_dir} ${LIT_BASE_DIR} PARENT_SCOPE)
+ return()
+ else()
+ message(WARN "LLVM_EXTERNAL_LIT set to ${LLVM_EXTERNAL_LIT}, but the path does not exist.")
+ endif()
+ endif()
+ endif()
+
+ set(lit_file_name "llvm-lit")
+ if (WIN32 AND NOT CYGWIN)
+ # llvm-lit needs suffix.py for multiprocess to find a main module.
+ set(lit_file_name "${lit_file_name}.py")
+ endif ()
+ set(${file_name} ${lit_file_name} PARENT_SCOPE)
+
+ get_property(LLVM_LIT_BASE_DIR GLOBAL PROPERTY LLVM_LIT_BASE_DIR)
+ if (NOT "${LLVM_LIT_BASE_DIR}" STREQUAL "")
+ set(${base_dir} ${LLVM_LIT_BASE_DIR} PARENT_SCOPE)
+ endif()
+
+ # Allow individual projects to provide an override
+ if (NOT "${LLVM_LIT_OUTPUT_DIR}" STREQUAL "")
+ set(LLVM_LIT_BASE_DIR ${LLVM_LIT_OUTPUT_DIR})
+ elseif(NOT "${LLVM_RUNTIME_OUTPUT_INTDIR}" STREQUAL "")
+ set(LLVM_LIT_BASE_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR})
+ else()
+ set(LLVM_LIT_BASE_DIR "")
+ endif()
+
+ # Cache this so we don't have to do it again and have subsequent calls
+ # potentially disagree on the value.
+ set_property(GLOBAL PROPERTY LLVM_LIT_BASE_DIR ${LLVM_LIT_BASE_DIR})
+ set(${base_dir} ${LLVM_LIT_BASE_DIR} PARENT_SCOPE)
+endfunction()
+
+# A raw function to create a lit target. This is used to implement the testuite
+# management functions.
+function(add_lit_target target comment)
+ cmake_parse_arguments(ARG "" "" "PARAMS;DEPENDS;ARGS" ${ARGN})
+ set(LIT_ARGS "${ARG_ARGS} ${LLVM_LIT_ARGS}")
+ separate_arguments(LIT_ARGS)
+ if (NOT CMAKE_CFG_INTDIR STREQUAL ".")
+ list(APPEND LIT_ARGS --param build_mode=${CMAKE_CFG_INTDIR})
+ endif ()
+
+ # Get the path to the lit to *run* tests with. This can be overriden by
+ # the user by specifying -DLLVM_EXTERNAL_LIT=<path-to-lit.py>
+ get_llvm_lit_path(
+ lit_base_dir
+ lit_file_name
+ ALLOW_EXTERNAL
+ )
+
+ set(LIT_COMMAND "${PYTHON_EXECUTABLE};${lit_base_dir}/${lit_file_name}")
+ list(APPEND LIT_COMMAND ${LIT_ARGS})
+ foreach(param ${ARG_PARAMS})
+ list(APPEND LIT_COMMAND --param ${param})
+ endforeach()
+ if (ARG_UNPARSED_ARGUMENTS)
+ add_custom_target(${target}
+ COMMAND ${LIT_COMMAND} ${ARG_UNPARSED_ARGUMENTS}
+ COMMENT "${comment}"
+ USES_TERMINAL
+ )
+ else()
+ add_custom_target(${target}
+ COMMAND ${CMAKE_COMMAND} -E echo "${target} does nothing, no tools built.")
+ message(STATUS "${target} does nothing.")
+ endif()
+ if (ARG_DEPENDS)
+ add_dependencies(${target} ${ARG_DEPENDS})
+ endif()
+
+ # Tests should be excluded from "Build Solution".
+ set_target_properties(${target} PROPERTIES EXCLUDE_FROM_DEFAULT_BUILD ON)
+endfunction()
+
+# A function to add a set of lit test suites to be driven through 'check-*' targets.
+function(add_lit_testsuite target comment)
+ cmake_parse_arguments(ARG "" "" "PARAMS;DEPENDS;ARGS" ${ARGN})
+
+ # EXCLUDE_FROM_ALL excludes the test ${target} out of check-all.
+ if(NOT EXCLUDE_FROM_ALL)
+ # Register the testsuites, params and depends for the global check rule.
+ set_property(GLOBAL APPEND PROPERTY LLVM_LIT_TESTSUITES ${ARG_UNPARSED_ARGUMENTS})
+ set_property(GLOBAL APPEND PROPERTY LLVM_LIT_PARAMS ${ARG_PARAMS})
+ set_property(GLOBAL APPEND PROPERTY LLVM_LIT_DEPENDS ${ARG_DEPENDS})
+ set_property(GLOBAL APPEND PROPERTY LLVM_LIT_EXTRA_ARGS ${ARG_ARGS})
+ endif()
+
+ # Produce a specific suffixed check rule.
+ add_lit_target(${target} ${comment}
+ ${ARG_UNPARSED_ARGUMENTS}
+ PARAMS ${ARG_PARAMS}
+ DEPENDS ${ARG_DEPENDS}
+ ARGS ${ARG_ARGS}
+ )
+endfunction()
+
+function(add_lit_testsuites project directory)
+ if (NOT CMAKE_CONFIGURATION_TYPES)
+ cmake_parse_arguments(ARG "" "" "PARAMS;DEPENDS;ARGS" ${ARGN})
+
+ # Search recursively for test directories by assuming anything not
+ # in a directory called Inputs contains tests.
+ file(GLOB_RECURSE to_process LIST_DIRECTORIES true ${directory}/*)
+ foreach(lit_suite ${to_process})
+ if(NOT IS_DIRECTORY ${lit_suite})
+ continue()
+ endif()
+ string(FIND ${lit_suite} Inputs is_inputs)
+ string(FIND ${lit_suite} Output is_output)
+ if (NOT (is_inputs EQUAL -1 AND is_output EQUAL -1))
+ continue()
+ endif()
+
+ # Create a check- target for the directory.
+ string(REPLACE ${directory} "" name_slash ${lit_suite})
+ if (name_slash)
+ string(REPLACE "/" "-" name_slash ${name_slash})
+ string(REPLACE "\\" "-" name_dashes ${name_slash})
+ string(TOLOWER "${project}${name_dashes}" name_var)
+ add_lit_target("check-${name_var}" "Running lit suite ${lit_suite}"
+ ${lit_suite}
+ PARAMS ${ARG_PARAMS}
+ DEPENDS ${ARG_DEPENDS}
+ ARGS ${ARG_ARGS}
+ )
+ endif()
+ endforeach()
+ endif()
+endfunction()
+
+function(llvm_install_library_symlink name dest type)
+ cmake_parse_arguments(ARG "ALWAYS_GENERATE" "COMPONENT" "" ${ARGN})
+ foreach(path ${CMAKE_MODULE_PATH})
+ if(EXISTS ${path}/LLVMInstallSymlink.cmake)
+ set(INSTALL_SYMLINK ${path}/LLVMInstallSymlink.cmake)
+ break()
+ endif()
+ endforeach()
+
+ set(component ${ARG_COMPONENT})
+ if(NOT component)
+ set(component ${name})
+ endif()
+
+ set(full_name ${CMAKE_${type}_LIBRARY_PREFIX}${name}${CMAKE_${type}_LIBRARY_SUFFIX})
+ set(full_dest ${CMAKE_${type}_LIBRARY_PREFIX}${dest}${CMAKE_${type}_LIBRARY_SUFFIX})
+
+ set(output_dir lib${LLVM_LIBDIR_SUFFIX})
+ if(WIN32 AND "${type}" STREQUAL "SHARED")
+ set(output_dir bin)
+ endif()
+
+ install(SCRIPT ${INSTALL_SYMLINK}
+ CODE "install_symlink(${full_name} ${full_dest} ${output_dir})"
+ COMPONENT ${component})
+
+ if (NOT CMAKE_CONFIGURATION_TYPES AND NOT ARG_ALWAYS_GENERATE)
+ add_llvm_install_targets(install-${name}
+ DEPENDS ${name} ${dest} install-${dest}
+ COMPONENT ${name})
+ endif()
+endfunction()
+
+function(llvm_install_symlink name dest)
+ cmake_parse_arguments(ARG "ALWAYS_GENERATE" "COMPONENT" "" ${ARGN})
+ foreach(path ${CMAKE_MODULE_PATH})
+ if(EXISTS ${path}/LLVMInstallSymlink.cmake)
+ set(INSTALL_SYMLINK ${path}/LLVMInstallSymlink.cmake)
+ break()
+ endif()
+ endforeach()
+
+ if(ARG_COMPONENT)
+ set(component ${ARG_COMPONENT})
+ else()
+ if(ARG_ALWAYS_GENERATE)
+ set(component ${dest})
+ else()
+ set(component ${name})
+ endif()
+ endif()
+
+ set(full_name ${name}${CMAKE_EXECUTABLE_SUFFIX})
+ set(full_dest ${dest}${CMAKE_EXECUTABLE_SUFFIX})
+
+ install(SCRIPT ${INSTALL_SYMLINK}
+ CODE "install_symlink(${full_name} ${full_dest} ${LLVM_TOOLS_INSTALL_DIR})"
+ COMPONENT ${component})
+
+ if (NOT CMAKE_CONFIGURATION_TYPES AND NOT ARG_ALWAYS_GENERATE)
+ add_llvm_install_targets(install-${name}
+ DEPENDS ${name} ${dest} install-${dest}
+ COMPONENT ${name})
+ endif()
+endfunction()
+
+function(add_llvm_tool_symlink link_name target)
+ cmake_parse_arguments(ARG "ALWAYS_GENERATE" "OUTPUT_DIR" "" ${ARGN})
+ set(dest_binary "$<TARGET_FILE:${target}>")
+
+ # This got a bit gross... For multi-configuration generators the target
+ # properties return the resolved value of the string, not the build system
+ # expression. To reconstruct the platform-agnostic path we have to do some
+ # magic. First we grab one of the types, and a type-specific path. Then from
+ # the type-specific path we find the last occurrence of the type in the path,
+ # and replace it with CMAKE_CFG_INTDIR. This allows the build step to be type
+ # agnostic again.
+ if(NOT ARG_OUTPUT_DIR)
+ # If you're not overriding the OUTPUT_DIR, we can make the link relative in
+ # the same directory.
+ if(CMAKE_HOST_UNIX)
+ set(dest_binary "$<TARGET_FILE_NAME:${target}>")
+ endif()
+ if(CMAKE_CONFIGURATION_TYPES)
+ list(GET CMAKE_CONFIGURATION_TYPES 0 first_type)
+ string(TOUPPER ${first_type} first_type_upper)
+ set(first_type_suffix _${first_type_upper})
+ endif()
+ get_target_property(target_type ${target} TYPE)
+ if(${target_type} STREQUAL "STATIC_LIBRARY")
+ get_target_property(ARG_OUTPUT_DIR ${target} ARCHIVE_OUTPUT_DIRECTORY${first_type_suffix})
+ elseif(UNIX AND ${target_type} STREQUAL "SHARED_LIBRARY")
+ get_target_property(ARG_OUTPUT_DIR ${target} LIBRARY_OUTPUT_DIRECTORY${first_type_suffix})
+ else()
+ get_target_property(ARG_OUTPUT_DIR ${target} RUNTIME_OUTPUT_DIRECTORY${first_type_suffix})
+ endif()
+ if(CMAKE_CONFIGURATION_TYPES)
+ string(FIND "${ARG_OUTPUT_DIR}" "/${first_type}/" type_start REVERSE)
+ string(SUBSTRING "${ARG_OUTPUT_DIR}" 0 ${type_start} path_prefix)
+ string(SUBSTRING "${ARG_OUTPUT_DIR}" ${type_start} -1 path_suffix)
+ string(REPLACE "/${first_type}/" "/${CMAKE_CFG_INTDIR}/"
+ path_suffix ${path_suffix})
+ set(ARG_OUTPUT_DIR ${path_prefix}${path_suffix})
+ endif()
+ endif()
+
+ if(CMAKE_HOST_UNIX)
+ set(LLVM_LINK_OR_COPY create_symlink)
+ else()
+ set(LLVM_LINK_OR_COPY copy)
+ endif()
+
+ set(output_path "${ARG_OUTPUT_DIR}/${link_name}${CMAKE_EXECUTABLE_SUFFIX}")
+
+ set(target_name ${link_name})
+ if(TARGET ${link_name})
+ set(target_name ${link_name}-link)
+ endif()
+
+
+ if(ARG_ALWAYS_GENERATE)
+ set_property(DIRECTORY APPEND PROPERTY
+ ADDITIONAL_MAKE_CLEAN_FILES ${dest_binary})
+ add_custom_command(TARGET ${target} POST_BUILD
+ COMMAND ${CMAKE_COMMAND} -E ${LLVM_LINK_OR_COPY} "${dest_binary}" "${output_path}")
+ else()
+ add_custom_command(OUTPUT ${output_path}
+ COMMAND ${CMAKE_COMMAND} -E ${LLVM_LINK_OR_COPY} "${dest_binary}" "${output_path}"
+ DEPENDS ${target})
+ add_custom_target(${target_name} ALL DEPENDS ${target} ${output_path})
+ set_target_properties(${target_name} PROPERTIES FOLDER Tools)
+
+ # Make sure both the link and target are toolchain tools
+ if (${link_name} IN_LIST LLVM_TOOLCHAIN_TOOLS AND ${target} IN_LIST LLVM_TOOLCHAIN_TOOLS)
+ set(TOOL_IS_TOOLCHAIN ON)
+ endif()
+
+ if ((TOOL_IS_TOOLCHAIN OR NOT LLVM_INSTALL_TOOLCHAIN_ONLY) AND LLVM_BUILD_TOOLS)
+ llvm_install_symlink(${link_name} ${target})
+ endif()
+ endif()
+endfunction()
+
+function(llvm_externalize_debuginfo name)
+ if(NOT LLVM_EXTERNALIZE_DEBUGINFO)
+ return()
+ endif()
+
+ if(NOT LLVM_EXTERNALIZE_DEBUGINFO_SKIP_STRIP)
+ if(APPLE)
+ set(strip_command COMMAND xcrun strip -Sxl $<TARGET_FILE:${name}>)
+ else()
+ set(strip_command COMMAND strip -gx $<TARGET_FILE:${name}>)
+ endif()
+ endif()
+
+ if(APPLE)
+ if(CMAKE_CXX_FLAGS MATCHES "-flto"
+ OR CMAKE_CXX_FLAGS_${uppercase_CMAKE_BUILD_TYPE} MATCHES "-flto")
+
+ set(lto_object ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/${name}-lto.o)
+ set_property(TARGET ${name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,-object_path_lto,${lto_object}")
+ endif()
+ add_custom_command(TARGET ${name} POST_BUILD
+ COMMAND xcrun dsymutil $<TARGET_FILE:${name}>
+ ${strip_command}
+ )
+ else()
+ add_custom_command(TARGET ${name} POST_BUILD
+ COMMAND objcopy --only-keep-debug $<TARGET_FILE:${name}> $<TARGET_FILE:${name}>.debug
+ ${strip_command} -R .gnu_debuglink
+ COMMAND objcopy --add-gnu-debuglink=$<TARGET_FILE:${name}>.debug $<TARGET_FILE:${name}>
+ )
+ endif()
+endfunction()
+
+function(llvm_setup_rpath name)
+ if(CMAKE_INSTALL_RPATH)
+ return()
+ endif()
+
+ if(LLVM_INSTALL_PREFIX AND NOT (LLVM_INSTALL_PREFIX STREQUAL CMAKE_INSTALL_PREFIX))
+ set(extra_libdir ${LLVM_LIBRARY_DIR})
+ elseif(LLVM_BUILD_LIBRARY_DIR)
+ set(extra_libdir ${LLVM_LIBRARY_DIR})
+ endif()
+
+ if (APPLE)
+ set(_install_name_dir INSTALL_NAME_DIR "@rpath")
+ set(_install_rpath "@loader_path/../lib" ${extra_libdir})
+ elseif(UNIX)
+ set(_install_rpath "\$ORIGIN/../lib${LLVM_LIBDIR_SUFFIX}" ${extra_libdir})
+ if(${CMAKE_SYSTEM_NAME} MATCHES "(FreeBSD|DragonFly)")
+ set_property(TARGET ${name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,-z,origin ")
+ endif()
+ if(LLVM_LINKER_IS_GNULD)
+ # $ORIGIN is not interpreted at link time by ld.bfd
+ set_property(TARGET ${name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,-rpath-link,${LLVM_LIBRARY_OUTPUT_INTDIR} ")
+ endif()
+ else()
+ return()
+ endif()
+
+ set_target_properties(${name} PROPERTIES
+ BUILD_WITH_INSTALL_RPATH On
+ INSTALL_RPATH "${_install_rpath}"
+ ${_install_name_dir})
+endfunction()
+
+function(setup_dependency_debugging name)
+ if(NOT LLVM_DEPENDENCY_DEBUGGING)
+ return()
+ endif()
+
+ if("intrinsics_gen" IN_LIST ARGN)
+ return()
+ endif()
+
+ set(deny_attributes_gen "(deny file* (literal \"${LLVM_BINARY_DIR}/include/llvm/IR/Attributes.gen\"))")
+ set(deny_intrinsics_gen "(deny file* (literal \"${LLVM_BINARY_DIR}/include/llvm/IR/Intrinsics.gen\"))")
+
+ set(sandbox_command "sandbox-exec -p '(version 1) (allow default) ${deny_attributes_gen} ${deny_intrinsics_gen}'")
+ set_target_properties(${name} PROPERTIES RULE_LAUNCH_COMPILE ${sandbox_command})
+endfunction()
+
+# Figure out if we can track VC revisions.
+function(find_first_existing_file out_var)
+ foreach(file ${ARGN})
+ if(EXISTS "${file}")
+ set(${out_var} "${file}" PARENT_SCOPE)
+ return()
+ endif()
+ endforeach()
+endfunction()
+
+macro(find_first_existing_vc_file out_var path)
+ find_program(git_executable NAMES git git.exe git.cmd)
+ # Run from a subdirectory to force git to print an absolute path.
+ execute_process(COMMAND ${git_executable} rev-parse --git-dir
+ WORKING_DIRECTORY ${path}/cmake
+ RESULT_VARIABLE git_result
+ OUTPUT_VARIABLE git_dir
+ ERROR_QUIET)
+ if(git_result EQUAL 0)
+ string(STRIP "${git_dir}" git_dir)
+ set(${out_var} "${git_dir}/logs/HEAD")
+ # some branchless cases (e.g. 'repo') may not yet have .git/logs/HEAD
+ if (NOT EXISTS "${git_dir}/logs/HEAD")
+ file(WRITE "${git_dir}/logs/HEAD" "")
+ endif()
+ else()
+ find_first_existing_file(${out_var}
+ "${path}/.svn/wc.db" # SVN 1.7
+ "${path}/.svn/entries" # SVN 1.6
+ )
+ endif()
+endmacro()