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include(AddLLVM)
include(LLVMParseArguments)
include(CompilerRTUtils)
# Tries to add "object library" target for a given architecture
# with name "<name>.<arch>" if architecture can be targeted.
# add_compiler_rt_object_library(<name> <arch>
# SOURCES <source files>
# CFLAGS <compile flags>)
macro(add_compiler_rt_object_library name arch)
if(CAN_TARGET_${arch})
parse_arguments(LIB "SOURCES;CFLAGS" "" ${ARGN})
add_library(${name}.${arch} OBJECT ${LIB_SOURCES})
set_target_compile_flags(${name}.${arch}
${TARGET_${arch}_CFLAGS} ${LIB_CFLAGS})
else()
message(FATAL_ERROR "Archtecture ${arch} can't be targeted")
endif()
endmacro()
# Unittests support.
set(COMPILER_RT_GTEST_PATH ${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest)
set(COMPILER_RT_GTEST_SOURCE ${COMPILER_RT_GTEST_PATH}/gtest-all.cc)
set(COMPILER_RT_GTEST_INCLUDE_CFLAGS
-DGTEST_NO_LLVM_RAW_OSTREAM=1
-I${COMPILER_RT_GTEST_PATH}/include
)
# Use Clang to link objects into a single executable with just-built
# Clang, using specific link flags. Make executable a part of provided
# test_suite.
# add_compiler_rt_test(<test_suite> <test_name>
# OBJECTS <object files>
# DEPS <deps (e.g. runtime libs)>
# LINK_FLAGS <link flags>)
macro(add_compiler_rt_test test_suite test_name)
parse_arguments(TEST "OBJECTS;DEPS;LINK_FLAGS" "" ${ARGN})
get_unittest_directory(OUTPUT_DIR)
file(MAKE_DIRECTORY ${OUTPUT_DIR})
set(output_bin "${OUTPUT_DIR}/${test_name}")
add_custom_command(
OUTPUT ${output_bin}
COMMAND clang ${TEST_OBJECTS} -o "${output_bin}"
${TEST_LINK_FLAGS}
DEPENDS clang ${TEST_DEPS})
add_custom_target(${test_name} DEPENDS ${output_bin})
# Make the test suite depend on the binary.
add_dependencies(${test_suite} ${test_name})
endmacro()
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