| #============================================================================== |
| # Build Google Benchmark |
| #============================================================================== |
| |
| include(ExternalProject) |
| set(BENCHMARK_COMPILE_FLAGS |
| -Wno-unused-command-line-argument |
| -nostdinc++ |
| -isystem "${LIBCXX_GENERATED_INCLUDE_DIR}" |
| -L${LIBCXX_LIBRARY_DIR} |
| -Wl,-rpath,${LIBCXX_LIBRARY_DIR} |
| ${SANITIZER_FLAGS} |
| ) |
| if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE) |
| list(APPEND BENCHMARK_COMPILE_FLAGS |
| -isystem "${LIBCXX_GENERATED_INCLUDE_TARGET_DIR}") |
| endif() |
| if (DEFINED LIBCXX_CXX_ABI_LIBRARY_PATH) |
| list(APPEND BENCHMARK_COMPILE_FLAGS |
| -L${LIBCXX_CXX_ABI_LIBRARY_PATH} |
| -Wl,-rpath,${LIBCXX_CXX_ABI_LIBRARY_PATH}) |
| endif() |
| split_list(BENCHMARK_COMPILE_FLAGS) |
| |
| set(BENCHMARK_CXX_LIBRARIES) |
| list(APPEND BENCHMARK_CXX_LIBRARIES c++) |
| if (NOT LIBCXX_ENABLE_SHARED) |
| list(APPEND BENCHMARK_CXX_LIBRARIES c++abi) |
| endif() |
| |
| ExternalProject_Add(google-benchmark |
| EXCLUDE_FROM_ALL ON |
| DEPENDS cxx cxx-headers |
| PREFIX google-benchmark |
| SOURCE_DIR ${LLVM_THIRD_PARTY_DIR}/benchmark |
| INSTALL_DIR ${CMAKE_CURRENT_BINARY_DIR}/google-benchmark |
| CMAKE_CACHE_ARGS |
| -DCMAKE_C_COMPILER:FILEPATH=${CMAKE_C_COMPILER} |
| -DCMAKE_CXX_COMPILER:FILEPATH=${CMAKE_CXX_COMPILER} |
| -DCMAKE_MAKE_PROGRAM:FILEPATH=${CMAKE_MAKE_PROGRAM} |
| -DCMAKE_BUILD_TYPE:STRING=RELEASE |
| -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR> |
| -DCMAKE_CXX_FLAGS:STRING=${BENCHMARK_COMPILE_FLAGS} |
| -DBENCHMARK_USE_LIBCXX:BOOL=ON |
| -DBENCHMARK_ENABLE_TESTING:BOOL=OFF |
| -DBENCHMARK_CXX_LIBRARIES:STRING=${BENCHMARK_CXX_LIBRARIES}) |
| |
| add_dependencies(cxx-test-depends google-benchmark) |
