| include(ExternalProject) |
| include(CompilerRTUtils) |
| include(HandleCompilerRT) |
| |
| function(set_target_output_directories target output_dir) |
| # For RUNTIME_OUTPUT_DIRECTORY variable, Multi-configuration generators |
| # append a per-configuration subdirectory to the specified directory. |
| # To avoid the appended folder, the configuration specific variable must be |
| # set 'RUNTIME_OUTPUT_DIRECTORY_${CONF}': |
| # RUNTIME_OUTPUT_DIRECTORY_DEBUG, RUNTIME_OUTPUT_DIRECTORY_RELEASE, ... |
| if(CMAKE_CONFIGURATION_TYPES) |
| foreach(build_mode ${CMAKE_CONFIGURATION_TYPES}) |
| string(TOUPPER "${build_mode}" CONFIG_SUFFIX) |
| set_target_properties("${target}" PROPERTIES |
| "ARCHIVE_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${output_dir} |
| "LIBRARY_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${output_dir} |
| "RUNTIME_OUTPUT_DIRECTORY_${CONFIG_SUFFIX}" ${output_dir}) |
| endforeach() |
| else() |
| set_target_properties("${target}" PROPERTIES |
| ARCHIVE_OUTPUT_DIRECTORY ${output_dir} |
| LIBRARY_OUTPUT_DIRECTORY ${output_dir} |
| RUNTIME_OUTPUT_DIRECTORY ${output_dir}) |
| endif() |
| endfunction() |
| |
| # Tries to add an "object library" target for a given list of OSs and/or |
| # architectures with name "<name>.<arch>" for non-Darwin platforms if |
| # architecture can be targeted, and "<name>.<os>" for Darwin platforms. |
| # add_compiler_rt_object_libraries(<name> |
| # OS <os names> |
| # ARCHS <architectures> |
| # SOURCES <source files> |
| # CFLAGS <compile flags> |
| # DEFS <compile definitions> |
| # DEPS <dependencies> |
| # ADDITIONAL_HEADERS <header files>) |
| function(add_compiler_rt_object_libraries name) |
| cmake_parse_arguments(LIB "" "" "OS;ARCHS;SOURCES;CFLAGS;DEFS;DEPS;ADDITIONAL_HEADERS" |
| ${ARGN}) |
| set(libnames) |
| if(APPLE) |
| foreach(os ${LIB_OS}) |
| set(libname "${name}.${os}") |
| set(libnames ${libnames} ${libname}) |
| set(extra_cflags_${libname} ${DARWIN_${os}_CFLAGS}) |
| list_intersect(LIB_ARCHS_${libname} DARWIN_${os}_ARCHS LIB_ARCHS) |
| endforeach() |
| else() |
| foreach(arch ${LIB_ARCHS}) |
| set(libname "${name}.${arch}") |
| set(libnames ${libnames} ${libname}) |
| set(extra_cflags_${libname} ${TARGET_${arch}_CFLAGS}) |
| if(NOT CAN_TARGET_${arch}) |
| message(FATAL_ERROR "Architecture ${arch} can't be targeted") |
| return() |
| endif() |
| endforeach() |
| endif() |
| |
| # Add headers to LIB_SOURCES for IDEs |
| compiler_rt_process_sources(LIB_SOURCES |
| ${LIB_SOURCES} |
| ADDITIONAL_HEADERS |
| ${LIB_ADDITIONAL_HEADERS} |
| ) |
| |
| foreach(libname ${libnames}) |
| add_library(${libname} OBJECT ${LIB_SOURCES}) |
| if(LIB_DEPS) |
| add_dependencies(${libname} ${LIB_DEPS}) |
| endif() |
| |
| # Strip out -msse3 if this isn't macOS. |
| set(target_flags ${LIB_CFLAGS}) |
| if(APPLE AND NOT "${libname}" MATCHES ".*\.osx.*") |
| list(REMOVE_ITEM target_flags "-msse3") |
| endif() |
| |
| # Build the macOS sanitizers with Mac Catalyst support. |
| if (APPLE AND |
| "${COMPILER_RT_ENABLE_MACCATALYST}" AND |
| "${libname}" MATCHES ".*\.osx.*") |
| foreach(arch ${LIB_ARCHS_${libname}}) |
| list(APPEND target_flags |
| "SHELL:-target ${arch}-apple-macos${DARWIN_osx_MIN_VER} -darwin-target-variant ${arch}-apple-ios13.1-macabi") |
| endforeach() |
| endif() |
| |
| set_target_compile_flags(${libname} |
| ${extra_cflags_${libname}} ${target_flags}) |
| set_property(TARGET ${libname} APPEND PROPERTY |
| COMPILE_DEFINITIONS ${LIB_DEFS}) |
| set_target_properties(${libname} PROPERTIES FOLDER "Compiler-RT/Libraries") |
| if(APPLE) |
| set_target_properties(${libname} PROPERTIES |
| OSX_ARCHITECTURES "${LIB_ARCHS_${libname}}") |
| endif() |
| endforeach() |
| endfunction() |
| |
| # Takes a list of object library targets, and a suffix and appends the proper |
| # TARGET_OBJECTS string to the output variable. |
| # format_object_libs(<output> <suffix> ...) |
| macro(format_object_libs output suffix) |
| foreach(lib ${ARGN}) |
| list(APPEND ${output} $<TARGET_OBJECTS:${lib}.${suffix}>) |
| endforeach() |
| endmacro() |
| |
| function(add_compiler_rt_component name) |
| add_custom_target(${name}) |
| set_target_properties(${name} PROPERTIES FOLDER "Compiler-RT/Components") |
| if(COMMAND runtime_register_component) |
| runtime_register_component(${name}) |
| endif() |
| add_dependencies(compiler-rt ${name}) |
| endfunction() |
| |
| macro(set_output_name output name arch) |
| if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR) |
| set(${output} ${name}) |
| else() |
| if(ANDROID AND ${arch} STREQUAL "i386") |
| set(${output} "${name}-i686${COMPILER_RT_OS_SUFFIX}") |
| elseif(NOT "${arch}" MATCHES "^arm64" AND "${arch}" MATCHES "^arm") |
| if(COMPILER_RT_DEFAULT_TARGET_ONLY) |
| set(triple "${COMPILER_RT_DEFAULT_TARGET_TRIPLE}") |
| else() |
| set(triple "${LLVM_TARGET_TRIPLE}") |
| endif() |
| # Except for baremetal, when using arch-suffixed runtime library names, |
| # clang only looks for libraries named "arm" or "armhf", see |
| # getArchNameForCompilerRTLib in clang. Therefore, try to inspect both |
| # the arch name and the triple if it seems like we're building an armhf |
| # target. |
| if (COMPILER_RT_BAREMETAL_BUILD) |
| set(${output} "${name}-${arch}${COMPILER_RT_OS_SUFFIX}") |
| elseif ("${arch}" MATCHES "hf$" OR "${triple}" MATCHES "hf$") |
| set(${output} "${name}-armhf${COMPILER_RT_OS_SUFFIX}") |
| else() |
| set(${output} "${name}-arm${COMPILER_RT_OS_SUFFIX}") |
| endif() |
| else() |
| set(${output} "${name}-${arch}${COMPILER_RT_OS_SUFFIX}") |
| endif() |
| endif() |
| endmacro() |
| |
| # Adds static or shared runtime for a list of architectures and operating |
| # systems and puts it in the proper directory in the build and install trees. |
| # add_compiler_rt_runtime(<name> |
| # {OBJECT|STATIC|SHARED|MODULE} |
| # ARCHS <architectures> |
| # OS <os list> |
| # SOURCES <source files> |
| # CFLAGS <compile flags> |
| # LINK_FLAGS <linker flags> |
| # DEFS <compile definitions> |
| # DEPS <dependencies> |
| # LINK_LIBS <linked libraries> (only for shared library) |
| # OBJECT_LIBS <object libraries to use as sources> |
| # PARENT_TARGET <convenience parent target> |
| # ADDITIONAL_HEADERS <header files> |
| # EXTENSIONS <boolean>) |
| function(add_compiler_rt_runtime name type) |
| if(NOT type MATCHES "^(OBJECT|STATIC|SHARED|MODULE)$") |
| message(FATAL_ERROR |
| "type argument must be OBJECT, STATIC, SHARED or MODULE") |
| return() |
| endif() |
| cmake_parse_arguments(LIB |
| "" |
| "PARENT_TARGET" |
| "OS;ARCHS;SOURCES;CFLAGS;LINK_FLAGS;DEFS;DEPS;LINK_LIBS;OBJECT_LIBS;ADDITIONAL_HEADERS;EXTENSIONS" |
| ${ARGN}) |
| set(libnames) |
| # Until we support this some other way, build compiler-rt runtime without LTO |
| # to allow non-LTO projects to link with it. GPU targets can currently only be |
| # distributed as LLVM-IR and ignore this. |
| if(COMPILER_RT_HAS_FNO_LTO_FLAG AND NOT COMPILER_RT_GPU_BUILD) |
| set(NO_LTO_FLAGS "-fno-lto") |
| else() |
| set(NO_LTO_FLAGS "") |
| endif() |
| |
| # By default do not instrument or use profdata for compiler-rt. |
| set(NO_PGO_FLAGS "") |
| if(NOT COMPILER_RT_ENABLE_PGO) |
| if(LLVM_PROFDATA_FILE AND COMPILER_RT_HAS_FNO_PROFILE_INSTR_USE_FLAG) |
| list(APPEND NO_PGO_FLAGS "-fno-profile-instr-use") |
| endif() |
| if(LLVM_BUILD_INSTRUMENTED MATCHES IR AND COMPILER_RT_HAS_FNO_PROFILE_GENERATE_FLAG) |
| list(APPEND NO_PGO_FLAGS "-fno-profile-generate") |
| elseif((LLVM_BUILD_INSTRUMENTED OR LLVM_BUILD_INSTRUMENTED_COVERAGE) AND COMPILER_RT_HAS_FNO_PROFILE_INSTR_GENERATE_FLAG) |
| list(APPEND NO_PGO_FLAGS "-fno-profile-instr-generate") |
| if(LLVM_BUILD_INSTRUMENTED_COVERAGE AND COMPILER_RT_HAS_FNO_COVERAGE_MAPPING_FLAG) |
| list(APPEND NO_PGO_FLAGS "-fno-coverage-mapping") |
| endif() |
| endif() |
| endif() |
| |
| list(LENGTH LIB_SOURCES LIB_SOURCES_LENGTH) |
| if (${LIB_SOURCES_LENGTH} GREATER 0) |
| # Add headers to LIB_SOURCES for IDEs. It doesn't make sense to |
| # do this for a runtime library that only consists of OBJECT |
| # libraries, so only add the headers when source files are present. |
| compiler_rt_process_sources(LIB_SOURCES |
| ${LIB_SOURCES} |
| ADDITIONAL_HEADERS |
| ${LIB_ADDITIONAL_HEADERS} |
| ) |
| endif() |
| |
| if(APPLE) |
| foreach(os ${LIB_OS}) |
| # Strip out -msse3 if this isn't macOS. |
| list(LENGTH LIB_CFLAGS HAS_EXTRA_CFLAGS) |
| if(HAS_EXTRA_CFLAGS AND NOT "${os}" MATCHES "^(osx)$") |
| list(REMOVE_ITEM LIB_CFLAGS "-msse3") |
| endif() |
| if(type STREQUAL "STATIC") |
| set(libname "${name}_${os}") |
| else() |
| set(libname "${name}_${os}_dynamic") |
| set(extra_link_flags_${libname} ${DARWIN_${os}_LINK_FLAGS} ${LIB_LINK_FLAGS}) |
| endif() |
| list_intersect(LIB_ARCHS_${libname} DARWIN_${os}_ARCHS LIB_ARCHS) |
| if(LIB_ARCHS_${libname}) |
| list(APPEND libnames ${libname}) |
| set(extra_cflags_${libname} ${DARWIN_${os}_CFLAGS} ${NO_LTO_FLAGS} ${NO_PGO_FLAGS} ${LIB_CFLAGS}) |
| set(output_name_${libname} ${libname}${COMPILER_RT_OS_SUFFIX}) |
| set(sources_${libname} ${LIB_SOURCES}) |
| format_object_libs(sources_${libname} ${os} ${LIB_OBJECT_LIBS}) |
| get_compiler_rt_output_dir(${COMPILER_RT_DEFAULT_TARGET_ARCH} output_dir_${libname}) |
| get_compiler_rt_install_dir(${COMPILER_RT_DEFAULT_TARGET_ARCH} install_dir_${libname}) |
| endif() |
| |
| # Build the macOS sanitizers with Mac Catalyst support. |
| if ("${COMPILER_RT_ENABLE_MACCATALYST}" AND |
| "${os}" MATCHES "^(osx)$") |
| foreach(arch ${LIB_ARCHS_${libname}}) |
| list(APPEND extra_cflags_${libname} |
| "SHELL:-target ${arch}-apple-macos${DARWIN_osx_MIN_VER} -darwin-target-variant ${arch}-apple-ios13.1-macabi") |
| list(APPEND extra_link_flags_${libname} |
| "SHELL:-target ${arch}-apple-macos${DARWIN_osx_MIN_VER} -darwin-target-variant ${arch}-apple-ios13.1-macabi") |
| endforeach() |
| endif() |
| endforeach() |
| else() |
| foreach(arch ${LIB_ARCHS}) |
| if(NOT CAN_TARGET_${arch}) |
| message(FATAL_ERROR "Architecture ${arch} can't be targeted") |
| return() |
| endif() |
| if(type STREQUAL "OBJECT") |
| set(libname "${name}-${arch}") |
| set_output_name(output_name_${libname} ${name}${COMPILER_RT_OS_SUFFIX} ${arch}) |
| elseif(type STREQUAL "STATIC") |
| set(libname "${name}-${arch}") |
| set_output_name(output_name_${libname} ${name} ${arch}) |
| else() |
| set(libname "${name}-dynamic-${arch}") |
| set(extra_cflags_${libname} ${TARGET_${arch}_CFLAGS} ${LIB_CFLAGS}) |
| set(extra_link_flags_${libname} ${TARGET_${arch}_LINK_FLAGS} ${LIB_LINK_FLAGS}) |
| if(WIN32) |
| set_output_name(output_name_${libname} ${name}_dynamic ${arch}) |
| else() |
| set_output_name(output_name_${libname} ${name} ${arch}) |
| endif() |
| endif() |
| if(COMPILER_RT_USE_BUILTINS_LIBRARY AND NOT type STREQUAL "OBJECT" AND |
| NOT name STREQUAL "clang_rt.builtins") |
| get_compiler_rt_target(${arch} target) |
| find_compiler_rt_library(builtins builtins_${libname} TARGET ${target}) |
| if(builtins_${libname} STREQUAL "NOTFOUND") |
| message(FATAL_ERROR "Cannot find builtins library for the target architecture") |
| endif() |
| endif() |
| set(sources_${libname} ${LIB_SOURCES}) |
| format_object_libs(sources_${libname} ${arch} ${LIB_OBJECT_LIBS}) |
| set(libnames ${libnames} ${libname}) |
| set(extra_cflags_${libname} ${TARGET_${arch}_CFLAGS} ${NO_LTO_FLAGS} ${NO_PGO_FLAGS} ${LIB_CFLAGS}) |
| get_compiler_rt_output_dir(${arch} output_dir_${libname}) |
| get_compiler_rt_install_dir(${arch} install_dir_${libname}) |
| endforeach() |
| endif() |
| |
| if(NOT libnames) |
| return() |
| endif() |
| |
| if(LIB_PARENT_TARGET) |
| # If the parent targets aren't created we should create them |
| if(NOT TARGET ${LIB_PARENT_TARGET}) |
| add_custom_target(${LIB_PARENT_TARGET}) |
| set_target_properties(${LIB_PARENT_TARGET} PROPERTIES |
| FOLDER "Compiler-RT/Runtimes") |
| endif() |
| endif() |
| |
| foreach(libname ${libnames}) |
| # If you are using a multi-configuration generator we don't generate |
| # per-library install rules, so we fall back to the parent target COMPONENT |
| if(CMAKE_CONFIGURATION_TYPES AND LIB_PARENT_TARGET) |
| set(COMPONENT_OPTION COMPONENT ${LIB_PARENT_TARGET}) |
| else() |
| set(COMPONENT_OPTION COMPONENT ${libname}) |
| endif() |
| |
| if(type STREQUAL "SHARED") |
| list(APPEND LIB_DEFS COMPILER_RT_SHARED_LIB) |
| endif() |
| |
| if(type STREQUAL "OBJECT") |
| if(CMAKE_C_COMPILER_ID MATCHES Clang AND CMAKE_C_COMPILER_TARGET) |
| list(APPEND extra_cflags_${libname} "--target=${CMAKE_C_COMPILER_TARGET}") |
| endif() |
| if(CMAKE_SYSROOT) |
| list(APPEND extra_cflags_${libname} "--sysroot=${CMAKE_SYSROOT}") |
| endif() |
| string(REPLACE ";" " " extra_cflags_${libname} "${extra_cflags_${libname}}") |
| string(REGEX MATCHALL "<[A-Za-z0-9_]*>" substitutions |
| ${CMAKE_C_COMPILE_OBJECT}) |
| set(compile_command_${libname} "${CMAKE_C_COMPILE_OBJECT}") |
| |
| set(output_file_${libname} ${output_name_${libname}}${CMAKE_C_OUTPUT_EXTENSION}) |
| foreach(substitution ${substitutions}) |
| if(substitution STREQUAL "<CMAKE_C_COMPILER>") |
| string(REPLACE "<CMAKE_C_COMPILER>" "${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1}" |
| compile_command_${libname} ${compile_command_${libname}}) |
| elseif(substitution STREQUAL "<OBJECT>") |
| string(REPLACE "<OBJECT>" "${output_dir_${libname}}/${output_file_${libname}}" |
| compile_command_${libname} ${compile_command_${libname}}) |
| elseif(substitution STREQUAL "<SOURCE>") |
| string(REPLACE "<SOURCE>" "${sources_${libname}}" |
| compile_command_${libname} ${compile_command_${libname}}) |
| elseif(substitution STREQUAL "<FLAGS>") |
| string(REPLACE "<FLAGS>" "${CMAKE_C_FLAGS} ${extra_cflags_${libname}}" |
| compile_command_${libname} ${compile_command_${libname}}) |
| else() |
| string(REPLACE "${substitution}" "" compile_command_${libname} |
| ${compile_command_${libname}}) |
| endif() |
| endforeach() |
| separate_arguments(compile_command_${libname}) |
| add_custom_command( |
| OUTPUT ${output_dir_${libname}}/${output_file_${libname}} |
| COMMAND ${compile_command_${libname}} |
| DEPENDS ${sources_${libname}} |
| COMMENT "Building C object ${output_file_${libname}}") |
| add_custom_target(${libname} DEPENDS ${output_dir_${libname}}/${output_file_${libname}}) |
| set_target_properties(${libname} PROPERTIES FOLDER "Compiler-RT/Codegenning") |
| install(FILES ${output_dir_${libname}}/${output_file_${libname}} |
| DESTINATION ${install_dir_${libname}} |
| ${COMPONENT_OPTION}) |
| else() |
| add_library(${libname} ${type} ${sources_${libname}}) |
| set_target_compile_flags(${libname} ${extra_cflags_${libname}}) |
| set_target_link_flags(${libname} ${extra_link_flags_${libname}}) |
| set_property(TARGET ${libname} APPEND PROPERTY |
| COMPILE_DEFINITIONS ${LIB_DEFS}) |
| set_target_output_directories(${libname} ${output_dir_${libname}}) |
| install(TARGETS ${libname} |
| ARCHIVE DESTINATION ${install_dir_${libname}} |
| ${COMPONENT_OPTION} |
| LIBRARY DESTINATION ${install_dir_${libname}} |
| ${COMPONENT_OPTION} |
| RUNTIME DESTINATION ${install_dir_${libname}} |
| ${COMPONENT_OPTION}) |
| endif() |
| if(LIB_DEPS) |
| add_dependencies(${libname} ${LIB_DEPS}) |
| endif() |
| set_target_properties(${libname} PROPERTIES |
| OUTPUT_NAME ${output_name_${libname}} |
| FOLDER "Compiler-RT/Runtimes") |
| if(LIB_LINK_LIBS) |
| target_link_libraries(${libname} PRIVATE ${LIB_LINK_LIBS}) |
| endif() |
| if(builtins_${libname}) |
| target_link_libraries(${libname} PRIVATE ${builtins_${libname}}) |
| endif() |
| if(${type} STREQUAL "SHARED") |
| if(APPLE OR WIN32) |
| set_property(TARGET ${libname} PROPERTY BUILD_WITH_INSTALL_RPATH ON) |
| endif() |
| if(WIN32 AND NOT CYGWIN AND NOT MINGW) |
| set_target_properties(${libname} PROPERTIES IMPORT_PREFIX "") |
| set_target_properties(${libname} PROPERTIES IMPORT_SUFFIX ".lib") |
| endif() |
| find_program(CODESIGN codesign) |
| if (APPLE AND NOT CMAKE_LINKER MATCHES ".*lld.*" AND CODESIGN) |
| # Apple's linker signs the resulting dylib with an ad-hoc code signature in |
| # most situations, except: |
| # 1. Versions of ld64 prior to ld64-609 in Xcode 12 predate this behavior. |
| # 2. Apple's new linker does not when building with `-darwin-target-variant` |
| # to support macOS Catalyst. |
| # |
| # Explicitly re-signing the dylib works around both of these issues. The |
| # signature is marked as `linker-signed` when that is supported so that it |
| # behaves as expected when processed by subsequent tooling. |
| # |
| # Detect whether `codesign` supports `-o linker-signed` by passing it as an |
| # argument and looking for `invalid argument "linker-signed"` in its output. |
| # FIXME: Remove this once all supported toolchains support `-o linker-signed`. |
| execute_process( |
| COMMAND sh -c "${CODESIGN} -f -s - -o linker-signed this-does-not-exist 2>&1 | grep -q linker-signed" |
| RESULT_VARIABLE CODESIGN_SUPPORTS_LINKER_SIGNED |
| ) |
| |
| set(EXTRA_CODESIGN_ARGUMENTS) |
| if (CODESIGN_SUPPORTS_LINKER_SIGNED) |
| list(APPEND EXTRA_CODESIGN_ARGUMENTS -o linker-signed) |
| endif() |
| |
| add_custom_command(TARGET ${libname} |
| POST_BUILD |
| COMMAND ${CODESIGN} --sign - ${EXTRA_CODESIGN_ARGUMENTS} $<TARGET_FILE:${libname}> |
| WORKING_DIRECTORY ${COMPILER_RT_OUTPUT_LIBRARY_DIR} |
| COMMAND_EXPAND_LISTS |
| ) |
| endif() |
| endif() |
| |
| set(parent_target_arg) |
| if(LIB_PARENT_TARGET) |
| set(parent_target_arg PARENT_TARGET ${LIB_PARENT_TARGET}) |
| endif() |
| add_compiler_rt_install_targets(${libname} ${parent_target_arg}) |
| |
| if(APPLE) |
| set_target_properties(${libname} PROPERTIES |
| OSX_ARCHITECTURES "${LIB_ARCHS_${libname}}") |
| endif() |
| |
| if(type STREQUAL "SHARED") |
| rt_externalize_debuginfo(${libname}) |
| endif() |
| |
| if(DEFINED LIB_EXTENSIONS) |
| set_target_properties(${libname} PROPERTIES C_EXTENSIONS ${LIB_EXTENSIONS}) |
| endif() |
| endforeach() |
| if(LIB_PARENT_TARGET) |
| add_dependencies(${LIB_PARENT_TARGET} ${libnames}) |
| endif() |
| endfunction() |
| |
| # Compile and register compiler-rt tests. |
| # generate_compiler_rt_tests(<output object files> <test_suite> <test_name> |
| # <test architecture> |
| # KIND <custom prefix> |
| # SUBDIR <subdirectory for testing binary> |
| # SOURCES <sources to compile> |
| # RUNTIME <tests runtime to link in> |
| # CFLAGS <compile-time flags> |
| # COMPILE_DEPS <compile-time dependencies> |
| # DEPS <dependencies> |
| # LINK_FLAGS <flags to use during linking> |
| # ) |
| function(generate_compiler_rt_tests test_objects test_suite testname arch) |
| cmake_parse_arguments(TEST "" "KIND;RUNTIME;SUBDIR" |
| "SOURCES;COMPILE_DEPS;DEPS;CFLAGS;LINK_FLAGS" ${ARGN}) |
| |
| foreach(source ${TEST_SOURCES}) |
| sanitizer_test_compile( |
| "${test_objects}" "${source}" "${arch}" |
| KIND ${TEST_KIND} |
| COMPILE_DEPS ${TEST_COMPILE_DEPS} |
| DEPS ${TEST_DEPS} |
| CFLAGS ${TEST_CFLAGS} |
| ) |
| endforeach() |
| |
| set(TEST_DEPS ${${test_objects}}) |
| |
| if(NOT "${TEST_RUNTIME}" STREQUAL "") |
| list(APPEND TEST_DEPS ${TEST_RUNTIME}) |
| list(APPEND "${test_objects}" $<TARGET_FILE:${TEST_RUNTIME}>) |
| endif() |
| |
| add_compiler_rt_test(${test_suite} "${testname}" "${arch}" |
| SUBDIR ${TEST_SUBDIR} |
| OBJECTS ${${test_objects}} |
| DEPS ${TEST_DEPS} |
| LINK_FLAGS ${TEST_LINK_FLAGS} |
| ) |
| set("${test_objects}" "${${test_objects}}" PARENT_SCOPE) |
| endfunction() |
| |
| # Link objects into a single executable with COMPILER_RT_TEST_COMPILER, |
| # using specified link flags. Make executable a part of provided |
| # test_suite. |
| # add_compiler_rt_test(<test_suite> <test_name> <arch> |
| # SUBDIR <subdirectory for binary> |
| # OBJECTS <object files> |
| # DEPS <deps (e.g. runtime libs)> |
| # LINK_FLAGS <link flags>) |
| function(add_compiler_rt_test test_suite test_name arch) |
| cmake_parse_arguments(TEST "" "SUBDIR" "OBJECTS;DEPS;LINK_FLAGS" "" ${ARGN}) |
| set(output_dir ${CMAKE_CURRENT_BINARY_DIR}) |
| if(TEST_SUBDIR) |
| set(output_dir "${output_dir}/${TEST_SUBDIR}") |
| endif() |
| set(output_dir "${output_dir}/${CMAKE_CFG_INTDIR}") |
| file(MAKE_DIRECTORY "${output_dir}") |
| set(output_bin "${output_dir}/${test_name}") |
| if(WIN32) |
| set(output_bin "${output_bin}.exe") |
| endif() |
| |
| # Use host compiler in a standalone build, and just-built Clang otherwise. |
| if(NOT COMPILER_RT_STANDALONE_BUILD) |
| list(APPEND TEST_DEPS clang) |
| endif() |
| |
| get_target_flags_for_arch(${arch} TARGET_LINK_FLAGS) |
| list(APPEND TEST_LINK_FLAGS ${TARGET_LINK_FLAGS}) |
| |
| # If we're not on MSVC, include the linker flags from CMAKE but override them |
| # with the provided link flags. This ensures that flags which are required to |
| # link programs at all are included, but the changes needed for the test |
| # trump. With MSVC we can't do that because CMake is set up to run link.exe |
| # when linking, not the compiler. Here, we hack it to use the compiler |
| # because we want to use -fsanitize flags. |
| |
| # Only add CMAKE_EXE_LINKER_FLAGS when in a standalone build. |
| # Or else CMAKE_EXE_LINKER_FLAGS contains flags for build compiler of Clang/llvm. |
| # This might not be the same as what the COMPILER_RT_TEST_COMPILER supports. |
| # eg: the build compiler use lld linker and we build clang with default ld linker |
| # then to be tested clang will complain about lld options like --color-diagnostics. |
| if(NOT MSVC AND COMPILER_RT_STANDALONE_BUILD) |
| set(TEST_LINK_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${TEST_LINK_FLAGS}") |
| separate_arguments(TEST_LINK_FLAGS) |
| endif() |
| if(NOT COMPILER_RT_STANDALONE_BUILD AND COMPILER_RT_HAS_LLD AND "lld" IN_LIST LLVM_ENABLE_PROJECTS) |
| # CMAKE_EXE_LINKER_FLAGS may contain -fuse=lld |
| # FIXME: -DLLVM_ENABLE_LLD=ON and -DLLVM_ENABLE_PROJECTS without lld case. |
| list(APPEND TEST_DEPS lld) |
| endif() |
| add_custom_command( |
| OUTPUT "${output_bin}" |
| COMMAND ${COMPILER_RT_TEST_CXX_COMPILER} ${TEST_OBJECTS} -o "${output_bin}" |
| ${TEST_LINK_FLAGS} |
| DEPENDS ${TEST_DEPS} |
| ) |
| add_custom_target(T${test_name} DEPENDS "${output_bin}") |
| set_target_properties(T${test_name} PROPERTIES FOLDER "Compiler-RT/Tests") |
| |
| # Make the test suite depend on the binary. |
| add_dependencies(${test_suite} T${test_name}) |
| endfunction() |
| |
| macro(add_compiler_rt_resource_file target_name file_name component) |
| set(src_file "${CMAKE_CURRENT_SOURCE_DIR}/${file_name}") |
| set(dst_file "${COMPILER_RT_OUTPUT_DIR}/share/${file_name}") |
| add_custom_command(OUTPUT ${dst_file} |
| DEPENDS ${src_file} |
| COMMAND ${CMAKE_COMMAND} -E copy_if_different ${src_file} ${dst_file} |
| COMMENT "Copying ${file_name}...") |
| add_custom_target(${target_name} DEPENDS ${dst_file}) |
| # Install in Clang resource directory. |
| install(FILES ${file_name} |
| DESTINATION ${COMPILER_RT_INSTALL_DATA_DIR} |
| COMPONENT ${component}) |
| add_dependencies(${component} ${target_name}) |
| |
| set_target_properties(${target_name} PROPERTIES FOLDER "Compiler-RT/Resources") |
| endmacro() |
| |
| macro(add_compiler_rt_script name) |
| set(dst ${COMPILER_RT_EXEC_OUTPUT_DIR}/${name}) |
| set(src ${CMAKE_CURRENT_SOURCE_DIR}/${name}) |
| add_custom_command(OUTPUT ${dst} |
| DEPENDS ${src} |
| COMMAND ${CMAKE_COMMAND} -E copy_if_different ${src} ${dst} |
| COMMENT "Copying ${name}...") |
| add_custom_target(${name} DEPENDS ${dst}) |
| install(FILES ${dst} |
| PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE |
| DESTINATION ${COMPILER_RT_INSTALL_BINARY_DIR}) |
| endmacro(add_compiler_rt_script src name) |
| |
| |
| macro(add_compiler_rt_cfg target_name file_name component arch) |
| set(src_file "${CMAKE_CURRENT_SOURCE_DIR}/${file_name}") |
| get_compiler_rt_output_dir(${arch} output_dir) |
| set(dst_file "${output_dir}/${file_name}") |
| add_custom_command(OUTPUT ${dst_file} |
| DEPENDS ${src_file} |
| COMMAND ${CMAKE_COMMAND} -E copy_if_different ${src_file} ${dst_file} |
| COMMENT "Copying ${file_name}...") |
| add_custom_target(${target_name} DEPENDS ${dst_file}) |
| install(FILES ${file_name} |
| DESTINATION ${COMPILER_RT_INSTALL_LIBRARY_DIR} |
| COMPONENT ${component}) |
| add_dependencies(${component} ${target_name}) |
| |
| set_target_properties(${target_name} PROPERTIES FOLDER "Compiler-RT Misc") |
| endmacro() |
| |
| # Builds custom version of libc++ and installs it in <prefix>. |
| # Can be used to build sanitized versions of libc++ for running unit tests. |
| # add_custom_libcxx(<name> <prefix> |
| # DEPS <list of build deps> |
| # CFLAGS <list of compile flags> |
| # USE_TOOLCHAIN) |
| macro(add_custom_libcxx name prefix) |
| if(NOT COMPILER_RT_LIBCXX_PATH) |
| message(FATAL_ERROR "libcxx not found!") |
| endif() |
| if(NOT COMPILER_RT_LIBCXXABI_PATH) |
| message(FATAL_ERROR "libcxxabi not found!") |
| endif() |
| |
| cmake_parse_arguments(LIBCXX "USE_TOOLCHAIN" "" "DEPS;CFLAGS;CMAKE_ARGS" ${ARGN}) |
| |
| if(LIBCXX_USE_TOOLCHAIN) |
| set(compiler_args -DCMAKE_C_COMPILER=${COMPILER_RT_TEST_COMPILER} |
| -DCMAKE_CXX_COMPILER=${COMPILER_RT_TEST_CXX_COMPILER}) |
| if(NOT COMPILER_RT_STANDALONE_BUILD AND NOT LLVM_RUNTIMES_BUILD) |
| set(toolchain_deps $<TARGET_FILE:clang>) |
| set(force_deps DEPENDS $<TARGET_FILE:clang>) |
| endif() |
| else() |
| set(compiler_args -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER} |
| -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}) |
| endif() |
| |
| add_custom_target(${name}-clear |
| COMMAND ${CMAKE_COMMAND} -E remove_directory ${prefix} |
| COMMENT "Clobbering ${name} build directories" |
| USES_TERMINAL |
| ) |
| set_target_properties(${name}-clear PROPERTIES FOLDER "Compiler-RT/Metatargets") |
| |
| add_custom_command( |
| OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${name}-clobber-stamp |
| DEPENDS ${LIBCXX_DEPS} ${toolchain_deps} |
| COMMAND ${CMAKE_COMMAND} -E touch ${prefix}/CMakeCache.txt |
| COMMAND ${CMAKE_COMMAND} -E touch ${CMAKE_CURRENT_BINARY_DIR}/${name}-clobber-stamp |
| COMMENT "Clobbering bootstrap build directories" |
| ) |
| |
| add_custom_target(${name}-clobber |
| DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${name}-clobber-stamp) |
| set_target_properties(${name}-clobber PROPERTIES FOLDER "Compiler-RT/Metatargets") |
| |
| set(PASSTHROUGH_VARIABLES |
| ANDROID |
| ANDROID_NATIVE_API_LEVEL |
| CMAKE_C_COMPILER_TARGET |
| CMAKE_CXX_COMPILER_TARGET |
| CMAKE_SHARED_LINKER_FLAGS |
| CMAKE_MODULE_LINKER_FLAGS |
| CMAKE_EXE_LINKER_FLAGS |
| CMAKE_INSTALL_PREFIX |
| CMAKE_MAKE_PROGRAM |
| CMAKE_LINKER |
| CMAKE_AR |
| CMAKE_RANLIB |
| CMAKE_NM |
| CMAKE_OBJCOPY |
| CMAKE_OBJDUMP |
| CMAKE_STRIP |
| CMAKE_READELF |
| CMAKE_SYSROOT |
| CMAKE_TOOLCHAIN_FILE |
| LIBCXX_HAS_MUSL_LIBC |
| LIBCXX_HAS_GCC_S_LIB |
| LIBCXX_HAS_PTHREAD_LIB |
| LIBCXX_HAS_RT_LIB |
| LIBCXX_USE_COMPILER_RT |
| LIBCXXABI_HAS_PTHREAD_LIB |
| PYTHON_EXECUTABLE |
| Python3_EXECUTABLE |
| Python2_EXECUTABLE |
| CMAKE_SYSTEM_NAME) |
| foreach(variable ${PASSTHROUGH_VARIABLES}) |
| get_property(is_value_set CACHE ${variable} PROPERTY VALUE SET) |
| if(${is_value_set}) |
| get_property(value CACHE ${variable} PROPERTY VALUE) |
| list(APPEND CMAKE_PASSTHROUGH_VARIABLES -D${variable}=${value}) |
| endif() |
| endforeach() |
| |
| string(REPLACE ";" " " LIBCXX_C_FLAGS "${LIBCXX_CFLAGS}") |
| get_property(C_FLAGS CACHE CMAKE_C_FLAGS PROPERTY VALUE) |
| set(LIBCXX_C_FLAGS "${LIBCXX_C_FLAGS} ${C_FLAGS}") |
| |
| string(REPLACE ";" " " LIBCXX_CXX_FLAGS "${LIBCXX_CFLAGS}") |
| get_property(CXX_FLAGS CACHE CMAKE_CXX_FLAGS PROPERTY VALUE) |
| set(LIBCXX_CXX_FLAGS "${LIBCXX_CXX_FLAGS} ${CXX_FLAGS}") |
| |
| if(CMAKE_VERBOSE_MAKEFILE) |
| set(verbose -DCMAKE_VERBOSE_MAKEFILE=ON) |
| endif() |
| |
| ExternalProject_Add(${name} |
| DEPENDS ${name}-clobber ${LIBCXX_DEPS} |
| PREFIX ${prefix} |
| SOURCE_DIR ${LLVM_MAIN_SRC_DIR}/../runtimes |
| BINARY_DIR ${prefix}/build |
| CMAKE_ARGS ${CMAKE_PASSTHROUGH_VARIABLES} |
| ${compiler_args} |
| ${verbose} |
| -DCMAKE_C_FLAGS=${LIBCXX_C_FLAGS} |
| -DCMAKE_CXX_FLAGS=${LIBCXX_CXX_FLAGS} |
| -DCMAKE_BUILD_TYPE=Release |
| -DCMAKE_INSTALL_PREFIX=<INSTALL_DIR> |
| -DCMAKE_INSTALL_MESSAGE=LAZY |
| -DCMAKE_TRY_COMPILE_TARGET_TYPE=STATIC_LIBRARY |
| -DLLVM_ENABLE_RUNTIMES=libcxx|libcxxabi |
| -DLIBCXXABI_USE_LLVM_UNWINDER=OFF |
| -DLIBCXXABI_ENABLE_SHARED=OFF |
| -DLIBCXXABI_HERMETIC_STATIC_LIBRARY=ON |
| -DLIBCXXABI_INCLUDE_TESTS=OFF |
| -DLIBCXX_CXX_ABI=libcxxabi |
| -DLIBCXX_ENABLE_SHARED=OFF |
| -DLIBCXX_HERMETIC_STATIC_LIBRARY=ON |
| -DLIBCXX_INCLUDE_BENCHMARKS=OFF |
| -DLIBCXX_INCLUDE_TESTS=OFF |
| -DLIBCXX_ENABLE_STATIC_ABI_LIBRARY=ON |
| -DLLVM_INCLUDE_TESTS=OFF |
| -DLLVM_INCLUDE_DOCS=OFF |
| ${LIBCXX_CMAKE_ARGS} |
| STEP_TARGETS configure build |
| BUILD_ALWAYS 1 |
| USES_TERMINAL_CONFIGURE 1 |
| USES_TERMINAL_BUILD 1 |
| USES_TERMINAL_INSTALL 1 |
| LIST_SEPARATOR | |
| EXCLUDE_FROM_ALL TRUE |
| ) |
| |
| # Once we depend on CMake 3.26, we can use the INSTALL_BYPRODUCTS argument |
| # instead of having to fall back to ExternalProject_Add_Step() |
| # Note: We can't use the normal name "install" here since that interferes |
| # with the default ExternalProject_Add() logic and causes errors. |
| ExternalProject_Add_Step(${name} install-cmake326-workaround |
| # Ensure that DESTDIR=... set in the out environment does not affect this |
| # target (we always need to install to the build directory). |
| COMMAND env DESTDIR= ${CMAKE_COMMAND} --build ${prefix}/build --target install |
| COMMENT "Installing ${name}..." |
| BYPRODUCTS "${prefix}/lib/libc++.a" "${prefix}/lib/libc++abi.a" |
| DEPENDEES build |
| EXCLUDE_FROM_MAIN 1 |
| USES_TERMINAL 1 |
| ) |
| ExternalProject_Add_StepTargets(${name} install-cmake326-workaround) |
| |
| if (CMAKE_GENERATOR MATCHES "Make") |
| set(run_clean "$(MAKE)" "-C" "${prefix}" "clean") |
| else() |
| set(run_clean ${CMAKE_COMMAND} --build ${prefix} --target clean |
| --config "$<CONFIG>") |
| endif() |
| |
| ExternalProject_Add_Step(${name} clean |
| COMMAND ${run_clean} |
| COMMENT "Cleaning ${name}..." |
| DEPENDEES configure |
| ${force_deps} |
| WORKING_DIRECTORY ${prefix} |
| EXCLUDE_FROM_MAIN 1 |
| USES_TERMINAL 1 |
| ) |
| ExternalProject_Add_StepTargets(${name} clean) |
| |
| if(LIBCXX_USE_TOOLCHAIN) |
| add_dependencies(${name}-clean ${name}-clobber) |
| set_target_properties(${name}-clean PROPERTIES |
| SOURCES ${CMAKE_CURRENT_BINARY_DIR}/${name}-clobber-stamp) |
| endif() |
| endmacro() |
| |
| function(rt_externalize_debuginfo name) |
| if(NOT COMPILER_RT_EXTERNALIZE_DEBUGINFO) |
| return() |
| endif() |
| |
| if(NOT COMPILER_RT_EXTERNALIZE_DEBUGINFO_SKIP_STRIP) |
| set(strip_command COMMAND xcrun strip -Sl $<TARGET_FILE:${name}>) |
| endif() |
| |
| if(APPLE) |
| if(CMAKE_CXX_FLAGS MATCHES "-flto" |
| OR CMAKE_CXX_FLAGS_${uppercase_CMAKE_BUILD_TYPE} MATCHES "-flto") |
| |
| set(lto_object ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/${name}-lto.o) |
| set_property(TARGET ${name} APPEND_STRING PROPERTY |
| LINK_FLAGS " -Wl,-object_path_lto -Wl,${lto_object}") |
| endif() |
| add_custom_command(TARGET ${name} POST_BUILD |
| COMMAND xcrun dsymutil $<TARGET_FILE:${name}> |
| ${strip_command}) |
| else() |
| message(FATAL_ERROR "COMPILER_RT_EXTERNALIZE_DEBUGINFO isn't implemented for non-darwin platforms!") |
| endif() |
| endfunction() |
| |
| |
| # Configure lit configuration files, including compiler-rt specific variables. |
| function(configure_compiler_rt_lit_site_cfg input output) |
| set_llvm_build_mode() |
| |
| get_compiler_rt_output_dir(${COMPILER_RT_DEFAULT_TARGET_ARCH} output_dir) |
| |
| string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} COMPILER_RT_RESOLVED_TEST_COMPILER ${COMPILER_RT_TEST_COMPILER}) |
| string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} COMPILER_RT_RESOLVED_OUTPUT_DIR ${COMPILER_RT_OUTPUT_DIR}) |
| string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} COMPILER_RT_RESOLVED_EXEC_OUTPUT_DIR ${COMPILER_RT_EXEC_OUTPUT_DIR}) |
| string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} COMPILER_RT_RESOLVED_LIBRARY_OUTPUT_DIR ${output_dir}) |
| |
| configure_lit_site_cfg(${input} ${output}) |
| endfunction() |
