set(LLVM_LINK_COMPONENTS support) set(BUILDVARIABLES_SRCPATH ${CMAKE_CURRENT_SOURCE_DIR}/BuildVariables.inc.in) set(BUILDVARIABLES_OBJPATH ${CMAKE_CURRENT_BINARY_DIR}/BuildVariables.inc) # Add the llvm-config tool. add_llvm_tool(llvm-config llvm-config.cpp ) # Compute the substitution values for various items. get_property(LLVM_SYSTEM_LIBS_LIST TARGET LLVMSupport PROPERTY LLVM_SYSTEM_LIBS) foreach(l ${LLVM_SYSTEM_LIBS_LIST}) if(MSVC) set(SYSTEM_LIBS ${SYSTEM_LIBS} "${l}.lib") else() if (l MATCHES "^-") # If it's an option, pass it without changes. set(SYSTEM_LIBS ${SYSTEM_LIBS} "${l}") else() # Otherwise assume it's a library name we need to link with. set(SYSTEM_LIBS ${SYSTEM_LIBS} "-l${l}") endif() endif() endforeach() string(REPLACE ";" " " SYSTEM_LIBS "${SYSTEM_LIBS}") # Fetch target specific compile options, e.g. RTTI option get_property(COMPILE_FLAGS TARGET llvm-config PROPERTY COMPILE_FLAGS) # Use configure_file to create BuildVariables.inc. set(LLVM_SRC_ROOT ${LLVM_MAIN_SRC_DIR}) set(LLVM_OBJ_ROOT ${LLVM_BINARY_DIR}) set(LLVM_CPPFLAGS "${CMAKE_CPP_FLAGS} ${CMAKE_CPP_FLAGS_${uppercase_CMAKE_BUILD_TYPE}} ${LLVM_DEFINITIONS}") set(LLVM_CFLAGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_${uppercase_CMAKE_BUILD_TYPE}} ${LLVM_DEFINITIONS}") set(LLVM_CXXFLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${uppercase_CMAKE_BUILD_TYPE}} ${COMPILE_FLAGS} ${LLVM_DEFINITIONS}") set(LLVM_BUILD_SYSTEM cmake) set(LLVM_HAS_RTTI ${LLVM_CONFIG_HAS_RTTI}) set(LLVM_DYLIB_VERSION "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}${LLVM_VERSION_SUFFIX}") set(LLVM_HAS_GLOBAL_ISEL "${LLVM_BUILD_GLOBAL_ISEL}") # Use the C++ link flags, since they should be a superset of C link flags. set(LLVM_LDFLAGS "${CMAKE_CXX_LINK_FLAGS}") set(LLVM_BUILDMODE ${CMAKE_BUILD_TYPE}) set(LLVM_SYSTEM_LIBS ${SYSTEM_LIBS}) if(BUILD_SHARED_LIBS) set(LLVM_ENABLE_SHARED ON) else() set(LLVM_ENABLE_SHARED OFF) endif() string(REPLACE ";" " " LLVM_TARGETS_BUILT "${LLVM_TARGETS_TO_BUILD}") configure_file(${BUILDVARIABLES_SRCPATH} ${BUILDVARIABLES_OBJPATH} @ONLY) # Set build-time environment(s). add_definitions(-DCMAKE_CFG_INTDIR="${CMAKE_CFG_INTDIR}") # Add the dependency on the generation step. add_file_dependencies(${CMAKE_CURRENT_SOURCE_DIR}/llvm-config.cpp ${BUILDVARIABLES_OBJPATH}) if(CMAKE_CROSSCOMPILING) set(${project}_LLVM_CONFIG_EXE "${LLVM_NATIVE_BUILD}/bin/llvm-config") set(${project}_LLVM_CONFIG_EXE ${${project}_LLVM_CONFIG_EXE} PARENT_SCOPE) add_custom_command(OUTPUT "${${project}_LLVM_CONFIG_EXE}" COMMAND ${CMAKE_COMMAND} --build . --target llvm-config --config $ DEPENDS ${LLVM_NATIVE_BUILD}/CMakeCache.txt WORKING_DIRECTORY ${LLVM_NATIVE_BUILD} COMMENT "Building native llvm-config...") add_custom_target(${project}NativeLLVMConfig DEPENDS ${${project}_LLVM_CONFIG_EXE}) add_dependencies(${project}NativeLLVMConfig CONFIGURE_LLVM_NATIVE) add_dependencies(llvm-config ${project}NativeLLVMConfig) endif(CMAKE_CROSSCOMPILING)