+include(LLVMParseArguments)
include(LLVMProcessSources)
include(LLVM-Config)
+function(llvm_update_compile_flags name)
+ get_property(sources TARGET ${name} PROPERTY SOURCES)
+ if("${sources}" MATCHES "\\.c(;|$)")
+ set(update_src_props ON)
+ endif()
+
+ if(LLVM_REQUIRES_EH)
+ set(LLVM_REQUIRES_RTTI ON)
+ else()
+ if(LLVM_COMPILER_IS_GCC_COMPATIBLE)
+ list(APPEND LLVM_COMPILE_FLAGS "-fno-exceptions")
+ elseif(MSVC)
+ list(APPEND LLVM_COMPILE_DEFINITIONS _HAS_EXCEPTIONS=0)
+ list(APPEND LLVM_COMPILE_FLAGS "/EHs-c-")
+ endif()
+ endif()
+
+ if(NOT LLVM_REQUIRES_RTTI)
+ list(APPEND LLVM_COMPILE_DEFINITIONS GTEST_HAS_RTTI=0)
+ if (LLVM_COMPILER_IS_GCC_COMPATIBLE)
+ list(APPEND LLVM_COMPILE_FLAGS "-fno-rtti")
+ elseif (MSVC)
+ list(APPEND LLVM_COMPILE_FLAGS "/GR-")
+ endif ()
+ endif()
+
+ # Assume that;
+ # - LLVM_COMPILE_FLAGS is list.
+ # - PROPERTY COMPILE_FLAGS is string.
+ string(REPLACE ";" " " target_compile_flags "${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}/${native_export_file}")
+ elseif(LLVM_HAVE_LINK_VERSION_SCRIPT)
+ # Gold and BFD ld require a version script rather than a plain list.
+ set(native_export_file "${target_name}.exports")
+ # FIXME: Don't write the "local:" line on OpenBSD.
+ add_custom_command(OUTPUT ${native_export_file}
+ COMMAND echo "{" > ${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}")
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
+ else()
+ set(native_export_file "${target_name}.def")
+
+ set(CAT "type")
+ if(CYGWIN)
+ set(CAT "cat")
+ endif()
+
+ # Using ${export_file} in add_custom_command directly confuses cmd.exe.
+ file(TO_NATIVE_PATH ${export_file} export_file_backslashes)
+
+ add_custom_command(OUTPUT ${native_export_file}
+ COMMAND ${CMAKE_COMMAND} -E echo "EXPORTS" > ${native_export_file}
+ COMMAND ${CAT} ${export_file_backslashes} >> ${native_export_file}
+ DEPENDS ${export_file}
+ VERBATIM
+ COMMENT "Creating export file for ${target_name}")
+ if(CYGWIN OR MINGW)
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " ${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
+ else()
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " /DEF:${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}")
+ endif()
+ endif()
+
+ add_custom_target(${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} ${target_name}_exports)
+endfunction(add_llvm_symbol_exports)
+
+function(add_dead_strip target_name)
+ if(NOT LLVM_NO_DEAD_STRIP)
+ if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,-dead_strip")
+ elseif(NOT WIN32)
+ # Object files are compiled with -ffunction-data-sections.
+ set_property(TARGET ${target_name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,--gc-sections")
+ endif()
+ endif()
+endfunction(add_dead_strip)
+
+# Set each output directory according to ${CMAKE_CONFIGURATION_TYPES}.
+# Note: Don't set variables CMAKE_*_OUTPUT_DIRECTORY any more,
+# or a certain builder, for eaxample, msbuild.exe, would be confused.
+function(set_output_directory target bindir libdir)
+ if(NOT "${CMAKE_CFG_INTDIR}" STREQUAL ".")
+ foreach(build_mode ${CMAKE_CONFIGURATION_TYPES})
+ string(TOUPPER "${build_mode}" CONFIG_SUFFIX)
+ string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} bi ${bindir})
+ string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} li ${libdir})
+ set_target_properties(${target} PROPERTIES "RUNTIME_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${bi})
+ set_target_properties(${target} PROPERTIES "ARCHIVE_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${li})
+ set_target_properties(${target} PROPERTIES "LIBRARY_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${li})
+ endforeach()
+ else()
+ set_target_properties(${target} PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${bindir})
+ set_target_properties(${target} PROPERTIES ARCHIVE_OUTPUT_DIRECTORY ${libdir})
+ set_target_properties(${target} PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${libdir})
+ endif()
+endfunction()
+
macro(add_llvm_library name)
llvm_process_sources( ALL_FILES ${ARGN} )
add_library( ${name} ${ALL_FILES} )
+ set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
set_property( GLOBAL APPEND PROPERTY LLVM_LIBS ${name} )
+ llvm_update_compile_flags(${name})
+ add_dead_strip( ${name} )
if( LLVM_COMMON_DEPENDS )
add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
endif( LLVM_COMMON_DEPENDS )
if( BUILD_SHARED_LIBS )
llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
+ if (MSVC)
+ set_target_properties(${name}
+ PROPERTIES
+ IMPORT_SUFFIX ".imp")
+ endif ()
+
+ if (LLVM_EXPORTED_SYMBOL_FILE)
+ add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
+ endif()
endif()
# Ensure that the system libraries always comes last on the
if( EXCLUDE_FROM_ALL )
set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
else()
- install(TARGETS ${name}
- LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
- ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
+ if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY OR ${name} STREQUAL "LTO")
+ install(TARGETS ${name}
+ LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
+ ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
+ endif()
endif()
set_target_properties(${name} PROPERTIES FOLDER "Libraries")
endif()
add_library( ${name} ${libkind} ${ALL_FILES} )
+ set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
set_target_properties( ${name} PROPERTIES PREFIX "" )
+ llvm_update_compile_flags(${name})
+ add_dead_strip( ${name} )
+
+ if (LLVM_EXPORTED_SYMBOL_FILE)
+ add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
+ endif(LLVM_EXPORTED_SYMBOL_FILE)
llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
link_system_libs( ${name} )
if (APPLE)
# Darwin-specific linker flags for loadable modules.
- set_target_properties(${name} PROPERTIES
- LINK_FLAGS "-Wl,-flat_namespace -Wl,-undefined -Wl,suppress")
+ set_property(TARGET ${name} APPEND_STRING PROPERTY
+ LINK_FLAGS " -Wl,-flat_namespace -Wl,-undefined -Wl,suppress")
endif()
+ if (MODULE)
+ set_property(TARGET ${name} PROPERTY SUFFIX ${LLVM_PLUGIN_EXT})
+ endif ()
+
if( EXCLUDE_FROM_ALL )
set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
else()
- install(TARGETS ${name}
- LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
- ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
+ if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
+ install(TARGETS ${name}
+ LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
+ ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
+ endif()
endif()
endif()
else()
add_executable(${name} ${ALL_FILES})
endif()
+ llvm_update_compile_flags(${name})
+ add_dead_strip( ${name} )
+
+ if (LLVM_EXPORTED_SYMBOL_FILE)
+ add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
+ endif(LLVM_EXPORTED_SYMBOL_FILE)
+
set(EXCLUDE_FROM_ALL OFF)
- target_link_libraries( ${name} ${LLVM_USED_LIBS} )
+ set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
if( LLVM_COMMON_DEPENDS )
add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
endmacro(add_llvm_executable name)
+set (LLVM_TOOLCHAIN_TOOLS
+ llvm-ar
+ llvm-objdump
+ )
+
macro(add_llvm_tool name)
- set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR})
if( NOT LLVM_BUILD_TOOLS )
set(EXCLUDE_FROM_ALL ON)
endif()
add_llvm_executable(${name} ${ARGN})
- if( LLVM_BUILD_TOOLS )
- install(TARGETS ${name} RUNTIME DESTINATION bin)
+
+ list(FIND LLVM_TOOLCHAIN_TOOLS ${name} LLVM_IS_${name}_TOOLCHAIN_TOOL)
+ if (LLVM_IS_${name}_TOOLCHAIN_TOOL GREATER -1 OR NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
+ if( LLVM_BUILD_TOOLS )
+ install(TARGETS ${name} RUNTIME DESTINATION bin)
+ endif()
endif()
set_target_properties(${name} PROPERTIES FOLDER "Tools")
endmacro(add_llvm_tool name)
macro(add_llvm_example name)
-# set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_EXAMPLES_BINARY_DIR})
if( NOT LLVM_BUILD_EXAMPLES )
set(EXCLUDE_FROM_ALL ON)
endif()
# 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 everthing else.
+# enable or disable building it with everything else.
+# Additional parameter can be specified as the name of directory.
macro(add_llvm_external_project name)
- string(TOUPPER ${name} nameUPPER)
- set(LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/${name}"
+ set(add_llvm_external_dir "${ARGN}")
+ if("${add_llvm_external_dir}" STREQUAL "")
+ set(add_llvm_external_dir ${name})
+ endif()
+ list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir}")
+ string(REPLACE "-" "_" nameUNDERSCORE ${name})
+ string(TOUPPER ${nameUNDERSCORE} nameUPPER)
+ set(LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/${add_llvm_external_dir}"
CACHE PATH "Path to ${name} source directory")
if (NOT ${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR} STREQUAL ""
AND EXISTS ${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR}/CMakeLists.txt)
option(LLVM_EXTERNAL_${nameUPPER}_BUILD
"Whether to build ${name} as part of LLVM" ON)
if (LLVM_EXTERNAL_${nameUPPER}_BUILD)
- add_subdirectory(${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR} ${name})
+ add_subdirectory(${LLVM_EXTERNAL_${nameUPPER}_SOURCE_DIR} ${add_llvm_external_dir})
endif()
endif()
endmacro(add_llvm_external_project)
+
+macro(add_llvm_tool_subdirectory name)
+ list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${name}")
+ add_subdirectory(${name})
+endmacro(add_llvm_tool_subdirectory)
+
+macro(ignore_llvm_tool_subdirectory name)
+ list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${CMAKE_CURRENT_SOURCE_DIR}/${name}")
+endmacro(ignore_llvm_tool_subdirectory)
+
+function(add_llvm_implicit_external_projects)
+ set(list_of_implicit_subdirs "")
+ file(GLOB sub-dirs "${CMAKE_CURRENT_SOURCE_DIR}/*")
+ foreach(dir ${sub-dirs})
+ if(IS_DIRECTORY "${dir}")
+ list(FIND LLVM_IMPLICIT_PROJECT_IGNORE "${dir}" tool_subdir_ignore)
+ if( tool_subdir_ignore EQUAL -1
+ AND EXISTS "${dir}/CMakeLists.txt")
+ get_filename_component(fn "${dir}" NAME)
+ list(APPEND list_of_implicit_subdirs "${fn}")
+ endif()
+ endif()
+ endforeach()
+
+ foreach(external_proj ${list_of_implicit_subdirs})
+ add_llvm_external_project("${external_proj}")
+ endforeach()
+endfunction(add_llvm_implicit_external_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()
+
+ # Visual Studio 2012 only supports up to 8 template parameters in
+ # std::tr1::tuple by default, but gtest requires 10
+ if (MSVC AND MSVC_VERSION EQUAL 1700)
+ list(APPEND LLVM_COMPILE_DEFINITIONS _VARIADIC_MAX=10)
+ endif ()
+
+ include_directories(${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest/include)
+ if (NOT LLVM_ENABLE_THREADS)
+ list(APPEND LLVM_COMPILE_DEFINITIONS GTEST_HAS_PTHREAD=0)
+ endif ()
+
+ if (SUPPORTS_NO_VARIADIC_MACROS_FLAG)
+ list(APPEND LLVM_COMPILE_FLAGS "-Wno-variadic-macros")
+ endif ()
+
+ set(LLVM_REQUIRES_RTTI OFF)
+
+ add_llvm_executable(${test_name} ${ARGN})
+ set(outdir ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR})
+ set_output_directory(${test_name} ${outdir} ${outdir})
+ target_link_libraries(${test_name}
+ gtest
+ gtest_main
+ LLVMSupport # gtest needs it for raw_ostream.
+ )
+
+ 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()
+
+# 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 input output)
+ 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}")
+
+ if(BUILD_SHARED_LIBS)
+ set(LLVM_SHARED_LIBS_ENABLED "1")
+ else()
+ set(LLVM_SHARED_LIBS_ENABLED "0")
+ endif(BUILD_SHARED_LIBS)
+
+ if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+ set(SHLIBPATH_VAR "DYLD_LIBRARY_PATH")
+ else() # Default for all other unix like systems.
+ # CMake hardcodes the library locaction using rpath.
+ # Therefore LD_LIBRARY_PATH is not required to run binaries in the
+ # build dir. We pass it anyways.
+ set(SHLIBPATH_VAR "LD_LIBRARY_PATH")
+ endif()
+
+ # 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 ()
+
+ # 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_LIBRARY_OUTPUT_INTDIR})
+
+ set(PYTHON_EXECUTABLE ${PYTHON_EXECUTABLE})
+ set(ENABLE_SHARED ${LLVM_SHARED_LIBS_ENABLED})
+ set(SHLIBPATH_VAR ${SHLIBPATH_VAR})
+
+ 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 ${CMAKE_SYSTEM_PROCESSOR})
+
+ if (CLANG_ENABLE_ARCMT)
+ set(ENABLE_CLANG_ARCMT "1")
+ else()
+ set(ENABLE_CLANG_ARCMT "0")
+ endif()
+ if (CLANG_ENABLE_REWRITER)
+ set(ENABLE_CLANG_REWRITER "1")
+ else()
+ set(ENABLE_CLANG_REWRITER "0")
+ endif()
+ if (CLANG_ENABLE_STATIC_ANALYZER)
+ set(ENABLE_CLANG_STATIC_ANALYZER "1")
+ else()
+ set(ENABLE_CLANG_STATIC_ANALYZER "0")
+ endif()
+
+ configure_file(${input} ${output} @ONLY)
+endfunction()
+
+# A raw function to create a lit target. This is used to implement the testuite
+# management functions.
+function(add_lit_target target comment)
+ 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 ()
+ set(LIT_COMMAND
+ ${PYTHON_EXECUTABLE}
+ ${LLVM_MAIN_SRC_DIR}/utils/lit/lit.py
+ ${LIT_ARGS}
+ )
+ foreach(param ${ARG_PARAMS})
+ list(APPEND LIT_COMMAND --param ${param})
+ endforeach()
+ if( ARG_DEPENDS )
+ add_custom_target(${target}
+ COMMAND ${LIT_COMMAND} ${ARG_DEFAULT_ARGS}
+ COMMENT "${comment}"
+ )
+ add_dependencies(${target} ${ARG_DEPENDS})
+ else()
+ add_custom_target(${target}
+ COMMAND ${CMAKE_COMMAND} -E echo "${target} does nothing, no tools built.")
+ message(STATUS "${target} does nothing.")
+ endif()
+
+ # Tests should be excluded from "Build Solution".
+ set_target_properties(${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)
+ 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_DEFAULT_ARGS})
+ 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_DEFAULT_ARGS}
+ PARAMS ${ARG_PARAMS}
+ DEPENDS ${ARG_DEPENDS}
+ ARGS ${ARG_ARGS}
+ )
+endfunction()