include(split_list) set(ASM_TEST_FLAGS "") check_cxx_compiler_flag(-O3 BENCHMARK_HAS_O3_FLAG) if (BENCHMARK_HAS_O3_FLAG) list(APPEND ASM_TEST_FLAGS -O3) endif() check_cxx_compiler_flag(-g0 BENCHMARK_HAS_G0_FLAG) if (BENCHMARK_HAS_G0_FLAG) list(APPEND ASM_TEST_FLAGS -g0) endif() check_cxx_compiler_flag(-fno-stack-protector BENCHMARK_HAS_FNO_STACK_PROTECTOR_FLAG) if (BENCHMARK_HAS_FNO_STACK_PROTECTOR_FLAG) list(APPEND ASM_TEST_FLAGS -fno-stack-protector) endif() split_list(ASM_TEST_FLAGS) string(TOUPPER "${CMAKE_CXX_COMPILER_ID}" ASM_TEST_COMPILER) macro(add_filecheck_test name) cmake_parse_arguments(ARG "" "" "CHECK_PREFIXES" ${ARGV}) add_library(${name} OBJECT ${name}.cc) set_target_properties(${name} PROPERTIES COMPILE_FLAGS "-S ${ASM_TEST_FLAGS}") set(ASM_OUTPUT_FILE "${CMAKE_CURRENT_BINARY_DIR}/${name}.s") add_custom_target(copy_${name} ALL COMMAND ${PROJECT_SOURCE_DIR}/tools/strip_asm.py $ ${ASM_OUTPUT_FILE} BYPRODUCTS ${ASM_OUTPUT_FILE}) add_dependencies(copy_${name} ${name}) if (NOT ARG_CHECK_PREFIXES) set(ARG_CHECK_PREFIXES "CHECK") endif() foreach(prefix ${ARG_CHECK_PREFIXES}) add_test(NAME run_${name}_${prefix} COMMAND ${LLVM_FILECHECK_EXE} ${name}.cc --input-file=${ASM_OUTPUT_FILE} --check-prefixes=CHECK,CHECK-${ASM_TEST_COMPILER} WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}) endforeach() endmacro()