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18c3a47118
llvm-6502/cmake/modules/AddLLVM.cmake
Alp Toker 18c3a47118 Move clang feature flags settings out of LLVM core and into cfe 
clang r212997 incorporated these settings into its own build system.  They no
longer need to be set from LLVM.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212998 91177308-0d34-0410-b5e6-96231b3b80d8
2014-07-14 22:19:04 +00:00

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CMake
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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)
# Add dependency to *_exports later -- CMake issue 14747
list(APPEND LLVM_COMMON_DEPENDS ${target_name}_exports)
set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} PARENT_SCOPE)
endfunction(add_llvm_symbol_exports)
function(add_dead_strip target_name)
if(NOT LLVM_NO_DEAD_STRIP)
if(${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 ${CMAKE_CONFIGURATION_TYPES}.
# Note: Don't set variables CMAKE_*_OUTPUT_DIRECTORY any more,
# or a certain builder, for eaxample, msbuild.exe, would be confused.
function(set_output_directory target bindir libdir)
# Do nothing if *_OUTPUT_INTDIR is empty.
if("${bindir}" STREQUAL "")
return()
endif()
# moddir -- corresponding to LIBRARY_OUTPUT_DIRECTORY.
# It affects output of add_library(MODULE).
if(WIN32 OR CYGWIN)
# DLL platform
set(moddir ${bindir})
else()
set(moddir ${libdir})
endif()
if(NOT "${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})
string(REPLACE ${CMAKE_CFG_INTDIR} ${build_mode} mi ${moddir})
set_target_properties(${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}" ${mi})
endforeach()
else()
set_target_properties(${target} PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${bindir})
set_target_properties(${target} PROPERTIES ARCHIVE_OUTPUT_DIRECTORY ${libdir})
set_target_properties(${target} PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${moddir})
endif()
endfunction()
# llvm_add_library(name sources...
# SHARED;STATIC
# STATIC by default w/o BUILD_SHARED_LIBS.
# SHARED by default w/ BUILD_SHARED_LIBS.
# MODULE
# Target ${name} might not be created on unsupported platforms.
# Check with "if(TARGET ${name})".
# 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.
# )
function(llvm_add_library name)
cmake_parse_arguments(ARG
"MODULE;SHARED;STATIC"
"OUTPUT_NAME"
"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} ${ARG_ADDITIONAL_HEADERS})
endif()
if(ARG_MODULE)
if(ARG_SHARED OR ARG_STATIC)
message(WARNING "MODULE with SHARED|STATIC doesn't make sense.")
endif()
if(NOT LLVM_ENABLE_PLUGINS)
message(STATUS "${name} ignored -- Loadable modules not supported on this platform.")
return()
endif()
else()
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)
# 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 ${ALL_FILES})
elseif(ARG_SHARED)
add_library(${name} SHARED ${ALL_FILES})
else()
add_library(${name} STATIC ${ALL_FILES})
endif()
set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
llvm_update_compile_flags(${name})
add_dead_strip( ${name} )
if(ARG_OUTPUT_NAME)
set_target_properties(${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()
if (MSVC)
set_target_properties(${name}
PROPERTIES
IMPORT_SUFFIX ".imp")
endif ()
endif()
if(ARG_MODULE OR ARG_SHARED)
if (LLVM_EXPORTED_SYMBOL_FILE)
add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
endif()
endif()
# Add the explicit dependency information for this library.
#
# It would be nice to verify that we have the dependencies for this library
# name, but using get_property(... SET) doesn't suffice to determine if a
# property has been set to an empty value.
get_property(lib_deps GLOBAL PROPERTY LLVMBUILD_LIB_DEPS_${name})
llvm_map_components_to_libnames(llvm_libs
${ARG_LINK_COMPONENTS}
${LLVM_LINK_COMPONENTS}
)
if(CMAKE_VERSION VERSION_LESS 2.8.12)
# Link libs w/o keywords, assuming PUBLIC.
target_link_libraries(${name}
${ARG_LINK_LIBS}
${lib_deps}
${llvm_libs}
)
elseif(ARG_STATIC)
target_link_libraries(${name} INTERFACE
${ARG_LINK_LIBS}
${lib_deps}
${llvm_libs}
)
elseif((CYGWIN OR WIN32) AND ARG_SHARED)
# Win32's import library may be unaware of its dependent libs.
target_link_libraries(${name} PRIVATE
${ARG_LINK_LIBS}
${lib_deps}
${llvm_libs}
)
elseif(ARG_SHARED AND BUILD_SHARED_LIBS)
# FIXME: It may be PRIVATE since SO knows its dependent libs.
target_link_libraries(${name} PUBLIC
${ARG_LINK_LIBS}
${lib_deps}
${llvm_libs}
)
else()
# MODULE|SHARED
target_link_libraries(${name} PRIVATE
${ARG_LINK_LIBS}
${lib_deps}
${llvm_libs}
)
endif()
if(LLVM_COMMON_DEPENDS)
add_dependencies(${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} ${LLVM_COMMON_DEPENDS})
endforeach()
endif()
endfunction()
macro(add_llvm_library name)
if( BUILD_SHARED_LIBS )
llvm_add_library(${name} SHARED ${ARGN})
else()
llvm_add_library(${name} ${ARGN})
endif()
set_property( GLOBAL APPEND PROPERTY LLVM_LIBS ${name} )
if( EXCLUDE_FROM_ALL )
set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
else()
if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY OR ${name} STREQUAL "LTO")
install(TARGETS ${name}
EXPORT LLVMExports
RUNTIME DESTINATION bin
LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
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()
install(TARGETS ${name}
EXPORT 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)
llvm_process_sources( ALL_FILES ${ARGN} )
if( EXCLUDE_FROM_ALL )
add_executable(${name} EXCLUDE_FROM_ALL ${ALL_FILES})
else()
add_executable(${name} ${ALL_FILES})
endif()
llvm_update_compile_flags(${name})
add_dead_strip( ${name} )
if (LLVM_EXPORTED_SYMBOL_FILE)
add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
endif(LLVM_EXPORTED_SYMBOL_FILE)
set(EXCLUDE_FROM_ALL OFF)
set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
if( LLVM_COMMON_DEPENDS )
add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
endif( LLVM_COMMON_DEPENDS )
endmacro(add_llvm_executable name)
set (LLVM_TOOLCHAIN_TOOLS
llvm-ar
llvm-objdump
)
macro(add_llvm_tool name)
if( NOT LLVM_BUILD_TOOLS )
set(EXCLUDE_FROM_ALL ON)
endif()
add_llvm_executable(${name} ${ARGN})
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}
EXPORT LLVMExports
RUNTIME DESTINATION bin)
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)
macro(add_llvm_utility name)
add_llvm_executable(${name} ${ARGN})
set_target_properties(${name} PROPERTIES FOLDER "Utils")
endmacro(add_llvm_utility name)
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)
# 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)
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} ${add_llvm_external_dir})
endif()
endif()
endmacro(add_llvm_external_project)
macro(add_llvm_tool_subdirectory name)
list(APPEND LLVM_IMPLICIT_PROJECT_IGNORE "${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}")
# 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_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 ${CMAKE_SYSTEM_PROCESSOR})
configure_file(${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 ()
if (LLVM_MAIN_SRC_DIR)
set (LIT_COMMAND ${PYTHON_EXECUTABLE} ${LLVM_MAIN_SRC_DIR}/utils/lit/lit.py)
else()
find_program(LIT_COMMAND llvm-lit)
endif ()
list(APPEND LIT_COMMAND ${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()
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