diff options
Diffstat (limited to 'tools/llvm-config/CMakeLists.txt')
| -rw-r--r-- | tools/llvm-config/CMakeLists.txt | 151 |
1 files changed, 27 insertions, 124 deletions
diff --git a/tools/llvm-config/CMakeLists.txt b/tools/llvm-config/CMakeLists.txt index 53f00846b79..ed26ba95553 100644 --- a/tools/llvm-config/CMakeLists.txt +++ b/tools/llvm-config/CMakeLists.txt @@ -1,138 +1,41 @@ -include(TestBigEndian) +set(LLVM_LINK_COMPONENTS support) -include(FindPerl) -if( NOT PERL_FOUND ) - message(FATAL_ERROR "Perl required but not found!") -endif( NOT PERL_FOUND ) - -set(PERL ${PERL_EXECUTABLE}) -set(VERSION PACKAGE_VERSION) -set(PREFIX ${CMAKE_INSTALL_PREFIX}) -set(abs_top_srcdir ${LLVM_MAIN_SRC_DIR}) -set(abs_top_builddir ${LLVM_BINARY_DIR}) -execute_process(COMMAND date - OUTPUT_VARIABLE LLVM_CONFIGTIME - OUTPUT_STRIP_TRAILING_WHITESPACE) -# LLVM_ON_UNIX and LLVM_ON_WIN32 already set. -# those are set to blank by `autoconf' on MinGW, so it seems they are not required: -#set(LLVMGCCDIR "") -#set(LLVMGCC "") -#set(LLVMGXX "") -test_big_endian(IS_BIG_ENDIAN) -if( IS_BIG_ENDIAN ) - set(ENDIAN "big") -else( IS_BIG_ENDIAN ) - set(ENDIAN "little") -endif( IS_BIG_ENDIAN ) -set(SHLIBEXT ${LTDL_SHLIB_EXT}) -#EXEEXT already set. -set(OS "${CMAKE_SYSTEM}") -set(target "${TARGET_TRIPLE}") -set(ARCH "${LLVM_NATIVE_ARCH}") +# We need to generate the BuildVariables.inc file containing values which are +# only defined when under certain build modes. Unfortunately, that precludes +# doing this inside CMake so we have to shell out to sed. For now, that means we +# can't expect to build llvm-config on Window.s +set(BUILDVARIABLES_SRCPATH ${CMAKE_CURRENT_SOURCE_DIR}/BuildVariables.inc.in) +set(BUILDVARIABLES_OBJPATH ${CMAKE_CURRENT_BINARY_DIR}/BuildVariables.inc) +set(SEDSCRIPT_OBJPATH ${CMAKE_CURRENT_BINARY_DIR}/BuildVariables.configure.sed) +# Compute the substitution values for various items. get_system_libs(LLVM_SYSTEM_LIBS_LIST) foreach(l ${LLVM_SYSTEM_LIBS_LIST}) - set(LLVM_SYSTEM_LIBS ${LLVM_SYSTEM_LIBS} "-l${l}") + set(SYSTEM_LIBS ${SYSTEM_LIBS} "-l${l}") endforeach() - -foreach(c ${LLVM_TARGETS_TO_BUILD}) - set(TARGETS_BUILT "${TARGETS_BUILT} ${c}") -endforeach(c) -set(TARGETS_TO_BUILD ${TARGETS_BUILT}) -set(TARGET_HAS_JIT "1") # TODO - -# Avoids replacement at config-time: -set(LLVM_CPPFLAGS "@LLVM_CPPFLAGS@") -set(LLVM_CFLAGS "@LLVM_CFLAGS@") -set(LLVM_CXXFLAGS "@LLVM_CXXFLAGS@") -set(LLVM_LDFLAGS "@LLVM_LDFLAGS@") -set(LIBS "@LIBS@") -set(LLVM_BUILDMODE "@LLVM_BUILDMODE@") -set(LLVM_OBJ_SUFFIX "@LLVM_OBJ_SUFFIX@") - -configure_file( - ${CMAKE_CURRENT_SOURCE_DIR}/llvm-config.in.in - ${CMAKE_CURRENT_BINARY_DIR}/llvm-config.in - @ONLY -) - -set(LIBDEPS LibDeps.txt) -set(LIBDEPS_TMP LibDeps.txt.tmp) -set(FINAL_LIBDEPS FinalLibDeps.txt) -set(LLVM_CONFIG ${LLVM_TOOLS_BINARY_DIR}/llvm-config) -set(LLVM_CONFIG_IN ${CMAKE_CURRENT_BINARY_DIR}/llvm-config.in) - -if( CMAKE_CROSSCOMPILING ) - set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY) -endif() - -find_program(NM_PATH nm PATH_SUFFIXES /bin) - -if( NOT NM_PATH ) - message(FATAL_ERROR "`nm' not found") -endif() - -get_property(llvm_libs GLOBAL PROPERTY LLVM_LIBS) - -add_custom_command(OUTPUT ${LIBDEPS_TMP} - COMMAND ${PERL_EXECUTABLE} ${LLVM_MAIN_SRC_DIR}/utils/GenLibDeps.pl -flat ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}/${CMAKE_CFG_INTDIR} ${NM_PATH} > ${LIBDEPS_TMP} - DEPENDS ${llvm_libs} - COMMENT "Regenerating ${LIBDEPS_TMP}") - -add_custom_command(OUTPUT ${LIBDEPS} - COMMAND ${CMAKE_COMMAND} -E copy_if_different ${LIBDEPS_TMP} ${LIBDEPS} - DEPENDS ${LIBDEPS_TMP} - COMMENT "Updating ${LIBDEPS} if necessary...") - -# This must stop the build if find-cycles.pl returns error: -add_custom_command(OUTPUT ${FINAL_LIBDEPS} - COMMAND ${CMAKE_COMMAND} -E remove -f ${FINAL_LIBDEPS} ${FINAL_LIBDEPS}.tmp - COMMAND ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/find-cycles.pl < ${LIBDEPS} > ${FINAL_LIBDEPS}.tmp - COMMAND ${CMAKE_COMMAND} -E copy ${FINAL_LIBDEPS}.tmp ${FINAL_LIBDEPS} - DEPENDS ${LIBDEPS} - COMMENT "Checking for cyclic dependencies between LLVM libraries.") - set(C_FLGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_${uppercase_CMAKE_BUILD_TYPE}} ${LLVM_DEFINITIONS}") set(CXX_FLGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${uppercase_CMAKE_BUILD_TYPE}} ${LLVM_DEFINITIONS}") set(CPP_FLGS "${CMAKE_CPP_FLAGS} ${CMAKE_CPP_FLAGS_${uppercase_CMAKE_BUILD_TYPE}} ${LLVM_DEFINITIONS}") -# We don't want certain flags on the output of -# llvm-config --cflags --cxxflags -macro(remove_option_from_llvm_config option) - llvm_replace_compiler_option(C_FLGS "${option}" "") - llvm_replace_compiler_option(CXX_FLGS "${option}" "") - llvm_replace_compiler_option(CPP_FLGS "${option}" "") -endmacro(remove_option_from_llvm_config) -remove_option_from_llvm_config("-pedantic") -remove_option_from_llvm_config("-Wall") -remove_option_from_llvm_config("-W") - -add_custom_command(OUTPUT ${LLVM_CONFIG} - COMMAND echo s!@LLVM_CPPFLAGS@!${CPP_FLGS}! > temp.sed - COMMAND echo s!@LLVM_CFLAGS@!${C_FLGS}! >> temp.sed - COMMAND echo s!@LLVM_CXXFLAGS@!${CXX_FLGS}! >> temp.sed +add_custom_command(OUTPUT ${BUILDVARIABLES_OBJPATH} + COMMAND echo s!@LLVM_SRC_ROOT@!${LLVM_MAIN_SRC_DIR}! > ${SEDSCRIPT_OBJPATH} + COMMAND echo s!@LLVM_OBJ_ROOT@!${LLVM_BINARY_DIR}! >> ${SEDSCRIPT_OBJPATH} + COMMAND echo s!@LLVM_CPPFLAGS@!${CPP_FLGS}! >> ${SEDSCRIPT_OBJPATH} + COMMAND echo s!@LLVM_CFLAGS@!${C_FLGS}! >> ${SEDSCRIPT_OBJPATH} + COMMAND echo s!@LLVM_CXXFLAGS@!${CXX_FLGS}! >> ${SEDSCRIPT_OBJPATH} # TODO: Use general flags for linking! not just for shared libs: - COMMAND echo s!@LLVM_LDFLAGS@!${CMAKE_SHARED_LINKER_FLAGS}! >> temp.sed - COMMAND echo s!@LIBS@!${LLVM_SYSTEM_LIBS}! >> temp.sed - COMMAND echo s!@LLVM_BUILDMODE@!${CMAKE_BUILD_TYPE}! >> temp.sed - COMMAND echo s!@LLVM_OBJ_SUFFIX@!! >> temp.sed - COMMAND sed -f temp.sed < ${LLVM_CONFIG_IN} > ${LLVM_CONFIG} - COMMAND ${CMAKE_COMMAND} -E remove -f temp.sed - COMMAND cat ${FINAL_LIBDEPS} >> ${LLVM_CONFIG} - COMMAND chmod +x ${LLVM_CONFIG} + COMMAND echo s!@LLVM_LDFLAGS@!${CMAKE_SHARED_LINKER_FLAGS}! >> ${SEDSCRIPT_OBJPATH} + COMMAND echo s!@LLVM_BUILDMODE@!${CMAKE_BUILD_TYPE}! >> ${SEDSCRIPT_OBJPATH} + COMMAND echo s!@LLVM_SYSTEM_LIBS@!${SYSTEM_LIBS}! >> ${SEDSCRIPT_OBJPATH} + COMMAND sed -f ${SEDSCRIPT_OBJPATH} < ${BUILDVARIABLES_SRCPATH} > ${BUILDVARIABLES_OBJPATH} VERBATIM - DEPENDS ${FINAL_LIBDEPS} ${LLVM_CONFIG_IN} - COMMENT "Building llvm-config script." + COMMENT "Building BuildVariables.inc include." ) -add_custom_target(llvm-config.target ALL - DEPENDS ${LLVM_CONFIG}) - -# Ensure we build llvm-config after we build all of the libraries so that we -# have their full dependencies. -add_dependencies(llvm-config.target ${llvm_libs}) +# Add the llvm-config tool. +add_llvm_tool(llvm-config + llvm-config.cpp + ) -install(FILES ${LLVM_CONFIG} - PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE - WORLD_READ WORLD_EXECUTE - DESTINATION bin) +# Add the dependency on the generation step. +add_file_dependencies(${CMAKE_CURRENT_SOURCE_DIR}/llvm-config.cpp ${BUILDVARIABLES_OBJPATH}) |