include(LLVM-Config)
function(llvm_update_compile_flags name)
- get_property(target_compile_flags TARGET ${name} PROPERTY COMPILE_FLAGS)
- if(NOT "${LLVM_COMPILE_FLAGS}" STREQUAL "")
- set(target_compile_flags "${target_compile_flags} ${LLVM_COMPILE_FLAGS}")
+ get_property(sources TARGET ${name} PROPERTY SOURCES)
+ if("${sources}" MATCHES "\\.c(;|$)")
+ set(update_src_props ON)
endif()
- if(LLVM_NO_RTTI)
+
+ if(LLVM_REQUIRES_EH)
+ set(LLVM_REQUIRES_RTTI ON)
+ else()
+ if(LLVM_COMPILER_IS_GCC_COMPATIBLE)
+ list(APPEND LLVM_COMPILE_FLAGS "-fno-exceptions")
+ elseif(MSVC)
+ list(APPEND LLVM_COMPILE_DEFINITIONS _HAS_EXCEPTIONS=0)
+ list(APPEND LLVM_COMPILE_FLAGS "/EHs-c-")
+ endif()
+ endif()
+
+ if(NOT LLVM_REQUIRES_RTTI)
list(APPEND LLVM_COMPILE_DEFINITIONS GTEST_HAS_RTTI=0)
if (LLVM_COMPILER_IS_GCC_COMPATIBLE)
- set(target_compile_flags "${target_compile_flags} -fno-rtti")
+ list(APPEND LLVM_COMPILE_FLAGS "-fno-rtti")
elseif (MSVC)
- llvm_replace_compiler_option(target_compile_flags "/GR" "/GR-")
+ list(APPEND LLVM_COMPILE_FLAGS "/GR-")
endif ()
endif()
- set_property(TARGET ${name} PROPERTY COMPILE_FLAGS "${target_compile_flags}")
+ # Assume that;
+ # - LLVM_COMPILE_FLAGS is list.
+ # - PROPERTY COMPILE_FLAGS is string.
+ string(REPLACE ";" " " target_compile_flags "${LLVM_COMPILE_FLAGS}")
+
+ if(update_src_props)
+ foreach(fn ${sources})
+ get_filename_component(suf ${fn} EXT)
+ if("${suf}" STREQUAL ".cpp")
+ set_property(SOURCE ${fn} APPEND_STRING PROPERTY
+ COMPILE_FLAGS "${target_compile_flags}")
+ endif()
+ endforeach()
+ else()
+ # Update target props, since all sources are C++.
+ set_property(TARGET ${name} APPEND_STRING PROPERTY
+ COMPILE_FLAGS "${target_compile_flags}")
+ endif()
+
set_property(TARGET ${name} APPEND PROPERTY COMPILE_DEFINITIONS ${LLVM_COMPILE_DEFINITIONS})
endfunction()
endif()
add_custom_target(${target_name}_exports DEPENDS ${native_export_file})
+ set_target_properties(${target_name}_exports PROPERTIES FOLDER "Misc")
get_property(srcs TARGET ${target_name} PROPERTY SOURCES)
foreach(src ${srcs})
PROPERTY ADDITIONAL_MAKE_CLEAN_FILES ${native_export_file})
add_dependencies(${target_name} ${target_name}_exports)
+
+ # Add dependency to *_exports later -- CMake issue 14747
+ list(APPEND LLVM_COMMON_DEPENDS ${target_name}_exports)
+ set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} PARENT_SCOPE)
endfunction(add_llvm_symbol_exports)
function(add_dead_strip target_name)
- # FIXME: With MSVS, consider compiling with /Gy and linking with /OPT:REF?
- # But MinSizeRel seems to add that automatically, so maybe disable these
- # flags instead if LLVM_NO_DEAD_STRIP is set.
- if(NOT CYGWIN AND NOT MINGW AND NOT MSVC)
- if(NOT ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
- SET(CMAKE_CXX_FLAGS
- "${CMAKE_CXX_FLAGS} -ffunction-sections -fdata-sections"
- PARENT_SCOPE)
- endif()
- endif()
if(NOT LLVM_NO_DEAD_STRIP)
if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
set_property(TARGET ${target_name} APPEND_STRING PROPERTY
LINK_FLAGS " -Wl,-dead_strip")
elseif(NOT WIN32)
+ # Object files are compiled with -ffunction-data-sections.
set_property(TARGET ${target_name} APPEND_STRING PROPERTY
LINK_FLAGS " -Wl,--gc-sections")
endif()
endif()
endfunction()
-macro(add_llvm_library name)
- llvm_process_sources( ALL_FILES ${ARGN} )
- add_library( ${name} ${ALL_FILES} )
+# llvm_add_library(name sources...
+# SHARED;STATIC
+# STATIC by default w/o BUILD_SHARED_LIBS.
+# SHARED by default w/ BUILD_SHARED_LIBS.
+# MODULE
+# Target ${name} might not be created on unsupported platforms.
+# Check with "if(TARGET ${name})".
+# OUTPUT_NAME name
+# Corresponds to OUTPUT_NAME in target properties.
+# DEPENDS targets...
+# Same semantics as add_dependencies().
+# LINK_COMPONENTS components...
+# Same as the variable LLVM_LINK_COMPONENTS.
+# LINK_LIBS lib_targets...
+# Same semantics as target_link_libraries().
+# ADDITIONAL_HEADERS
+# May specify header files for IDE generators.
+# )
+function(llvm_add_library name)
+ cmake_parse_arguments(ARG
+ "MODULE;SHARED;STATIC"
+ "OUTPUT_NAME"
+ "ADDITIONAL_HEADERS;DEPENDS;LINK_COMPONENTS;LINK_LIBS;OBJLIBS"
+ ${ARGN})
+ list(APPEND LLVM_COMMON_DEPENDS ${ARG_DEPENDS})
+ if(ARG_ADDITIONAL_HEADERS)
+ # Pass through ADDITIONAL_HEADERS.
+ set(ARG_ADDITIONAL_HEADERS ADDITIONAL_HEADERS ${ARG_ADDITIONAL_HEADERS})
+ endif()
+ if(ARG_OBJLIBS)
+ set(ALL_FILES ${ARG_OBJLIBS})
+ else()
+ llvm_process_sources(ALL_FILES ${ARG_UNPARSED_ARGUMENTS} ${ARG_ADDITIONAL_HEADERS})
+ endif()
+
+ if(ARG_MODULE)
+ if(ARG_SHARED OR ARG_STATIC)
+ message(WARNING "MODULE with SHARED|STATIC doesn't make sense.")
+ endif()
+ if(NOT LLVM_ON_UNIX OR CYGWIN)
+ message(STATUS "${name} ignored -- Loadable modules not supported on this platform.")
+ return()
+ endif()
+ else()
+ if(BUILD_SHARED_LIBS AND NOT ARG_STATIC)
+ set(ARG_SHARED TRUE)
+ endif()
+ if(NOT ARG_SHARED)
+ set(ARG_STATIC TRUE)
+ endif()
+ endif()
+
+ # Generate objlib
+ if(ARG_SHARED AND ARG_STATIC)
+ # Generate an obj library for both targets.
+ set(obj_name "obj.${name}")
+ add_library(${obj_name} OBJECT EXCLUDE_FROM_ALL
+ ${ALL_FILES}
+ )
+ llvm_update_compile_flags(${obj_name})
+ set(ALL_FILES "$<TARGET_OBJECTS:${obj_name}>")
+
+ # Do add_dependencies(obj) later due to CMake issue 14747.
+ list(APPEND objlibs ${obj_name})
+
+ set_target_properties(${obj_name} PROPERTIES FOLDER "Object Libraries")
+ endif()
+
+ if(ARG_SHARED AND ARG_STATIC)
+ # static
+ set(name_static "${name}_static")
+ if(ARG_OUTPUT_NAME)
+ set(output_name OUTPUT_NAME "${ARG_OUTPUT_NAME}_static")
+ endif()
+ # DEPENDS has been appended to LLVM_COMMON_LIBS.
+ llvm_add_library(${name_static} STATIC
+ ${output_name}
+ OBJLIBS ${ALL_FILES} # objlib
+ LINK_LIBS ${ARG_LINK_LIBS}
+ LINK_COMPONENTS ${ARG_LINK_COMPONENTS}
+ )
+ # FIXME: Add name_static to anywhere in TARGET ${name}'s PROPERTY.
+ set(ARG_STATIC)
+ endif()
+
+ if(ARG_MODULE)
+ add_library(${name} MODULE ${ALL_FILES})
+ elseif(ARG_SHARED)
+ add_library(${name} SHARED ${ALL_FILES})
+ else()
+ add_library(${name} STATIC ${ALL_FILES})
+ endif()
set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
- set_property( GLOBAL APPEND PROPERTY LLVM_LIBS ${name} )
+ llvm_update_compile_flags(${name})
add_dead_strip( ${name} )
- if( LLVM_COMMON_DEPENDS )
- add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
- endif( LLVM_COMMON_DEPENDS )
+ if(ARG_OUTPUT_NAME)
+ set_target_properties(${name}
+ PROPERTIES
+ OUTPUT_NAME ${ARG_OUTPUT_NAME}
+ )
+ endif()
- if( BUILD_SHARED_LIBS )
- llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
+ if(ARG_MODULE)
+ set_target_properties(${name} PROPERTIES
+ PREFIX ""
+ SUFFIX ${LLVM_PLUGIN_EXT}
+ )
+ endif()
+
+ if(ARG_SHARED)
if (MSVC)
set_target_properties(${name}
PROPERTIES
IMPORT_SUFFIX ".imp")
endif ()
+ endif()
+ if(ARG_MODULE OR ARG_SHARED)
if (LLVM_EXPORTED_SYMBOL_FILE)
add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
endif()
endif()
- # Ensure that the system libraries always comes last on the
- # list. Without this, linking the unit tests on MinGW fails.
- link_system_libs( ${name} )
+ # Add the explicit dependency information for this library.
+ #
+ # It would be nice to verify that we have the dependencies for this library
+ # name, but using get_property(... SET) doesn't suffice to determine if a
+ # property has been set to an empty value.
+ get_property(lib_deps GLOBAL PROPERTY LLVMBUILD_LIB_DEPS_${name})
+
+ llvm_map_components_to_libnames(llvm_libs
+ ${ARG_LINK_COMPONENTS}
+ ${LLVM_LINK_COMPONENTS}
+ )
+
+ if(CMAKE_VERSION VERSION_LESS 2.8.12)
+ # Link libs w/o keywords, assuming PUBLIC.
+ target_link_libraries(${name}
+ ${ARG_LINK_LIBS}
+ ${lib_deps}
+ ${llvm_libs}
+ )
+ elseif(ARG_STATIC)
+ target_link_libraries(${name} INTERFACE
+ ${ARG_LINK_LIBS}
+ ${lib_deps}
+ ${llvm_libs}
+ )
+ elseif(ARG_SHARED AND BUILD_SHARED_LIBS)
+ # FIXME: It may be PRIVATE since SO knows its dependent libs.
+ target_link_libraries(${name} PUBLIC
+ ${ARG_LINK_LIBS}
+ ${lib_deps}
+ ${llvm_libs}
+ )
+ else()
+ # MODULE|SHARED
+ target_link_libraries(${name} PRIVATE
+ ${ARG_LINK_LIBS}
+ ${lib_deps}
+ ${llvm_libs}
+ )
+ endif()
+
+ if(LLVM_COMMON_DEPENDS)
+ add_dependencies(${name} ${LLVM_COMMON_DEPENDS})
+ # Add dependencies also to objlibs.
+ # CMake issue 14747 -- add_dependencies() might be ignored to objlib's user.
+ foreach(objlib ${objlibs})
+ add_dependencies(${objlib} ${LLVM_COMMON_DEPENDS})
+ endforeach()
+ endif()
+endfunction()
+
+macro(add_llvm_library name)
+ if( BUILD_SHARED_LIBS )
+ llvm_add_library(${name} SHARED ${ARGN})
+ else()
+ llvm_add_library(${name} ${ARGN})
+ endif()
+ set_property( GLOBAL APPEND PROPERTY LLVM_LIBS ${name} )
if( EXCLUDE_FROM_ALL )
set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
else()
if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY OR ${name} STREQUAL "LTO")
install(TARGETS ${name}
+ EXPORT LLVMExports
LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
endif()
+ set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
endif()
set_target_properties(${name} PROPERTIES FOLDER "Libraries")
-
- # Add the explicit dependency information for this library.
- #
- # It would be nice to verify that we have the dependencies for this library
- # name, but using get_property(... SET) doesn't suffice to determine if a
- # property has been set to an empty value.
- get_property(lib_deps GLOBAL PROPERTY LLVMBUILD_LIB_DEPS_${name})
- target_link_libraries(${name} ${lib_deps})
endmacro(add_llvm_library name)
macro(add_llvm_loadable_module name)
- if( NOT LLVM_ON_UNIX OR CYGWIN )
- message(STATUS "Loadable modules not supported on this platform.
-${name} ignored.")
+ llvm_add_library(${name} MODULE ${ARGN})
+ if(NOT TARGET ${name})
# Add empty "phony" target
add_custom_target(${name})
else()
- llvm_process_sources( ALL_FILES ${ARGN} )
- if (MODULE)
- set(libkind MODULE)
- else()
- set(libkind SHARED)
- endif()
-
- add_library( ${name} ${libkind} ${ALL_FILES} )
- set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
- set_target_properties( ${name} PROPERTIES PREFIX "" )
- add_dead_strip( ${name} )
-
- if (LLVM_EXPORTED_SYMBOL_FILE)
- add_llvm_symbol_exports( ${name} ${LLVM_EXPORTED_SYMBOL_FILE} )
- endif(LLVM_EXPORTED_SYMBOL_FILE)
-
- llvm_config( ${name} ${LLVM_LINK_COMPONENTS} )
- link_system_libs( ${name} )
-
- if (APPLE)
- # Darwin-specific linker flags for loadable modules.
- set_property(TARGET ${name} APPEND_STRING PROPERTY
- LINK_FLAGS " -Wl,-flat_namespace -Wl,-undefined -Wl,suppress")
- endif()
-
- if (MODULE)
- set_property(TARGET ${name} PROPERTY SUFFIX ${LLVM_PLUGIN_EXT})
- endif ()
-
if( EXCLUDE_FROM_ALL )
set_target_properties( ${name} PROPERTIES EXCLUDE_FROM_ALL ON)
else()
if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
install(TARGETS ${name}
+ EXPORT LLVMExports
LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
endif()
+ set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
endif()
endif()
else()
add_executable(${name} ${ALL_FILES})
endif()
+ llvm_update_compile_flags(${name})
add_dead_strip( ${name} )
if (LLVM_EXPORTED_SYMBOL_FILE)
if( LLVM_COMMON_DEPENDS )
add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} )
endif( LLVM_COMMON_DEPENDS )
- link_system_libs( ${name} )
endmacro(add_llvm_executable name)
)
macro(add_llvm_tool name)
- set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR})
if( NOT LLVM_BUILD_TOOLS )
set(EXCLUDE_FROM_ALL ON)
endif()
list(FIND LLVM_TOOLCHAIN_TOOLS ${name} LLVM_IS_${name}_TOOLCHAIN_TOOL)
if (LLVM_IS_${name}_TOOLCHAIN_TOOL GREATER -1 OR NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
if( LLVM_BUILD_TOOLS )
- install(TARGETS ${name} RUNTIME DESTINATION bin)
+ install(TARGETS ${name}
+ EXPORT LLVMExports
+ RUNTIME DESTINATION bin)
endif()
endif()
+ if( LLVM_BUILD_TOOLS )
+ set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
+ endif()
set_target_properties(${name} PROPERTIES FOLDER "Tools")
endmacro(add_llvm_tool name)
macro(add_llvm_example name)
-# set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_EXAMPLES_BINARY_DIR})
if( NOT LLVM_BUILD_EXAMPLES )
set(EXCLUDE_FROM_ALL ON)
endif()
endif ()
if (SUPPORTS_NO_VARIADIC_MACROS_FLAG)
- set(LLVM_COMPILE_FLAGS "-Wno-variadic-macros")
+ list(APPEND LLVM_COMPILE_FLAGS "-Wno-variadic-macros")
endif ()
- set(LLVM_NO_RTTI ON)
+ set(LLVM_REQUIRES_RTTI OFF)
add_llvm_executable(${test_name} ${ARGN})
set(outdir ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR})
if (NOT ${test_suite_folder} STREQUAL "NOTFOUND")
set_property(TARGET ${test_name} PROPERTY FOLDER "${test_suite_folder}")
endif ()
- llvm_update_compile_flags(${test_name})
endfunction()
# This function provides an automatic way to 'configure'-like generate a file
set(LLVM_BUILD_MODE "%(build_mode)s")
endif ()
+ # They below might not be the build tree but provided binary tree.
set(LLVM_SOURCE_DIR ${LLVM_MAIN_SRC_DIR})
set(LLVM_BINARY_DIR ${LLVM_BINARY_DIR})
- string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_TOOLS_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR})
- string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_LIBS_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
- string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} SHLIBDIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
+ string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_TOOLS_DIR ${LLVM_TOOLS_BINARY_DIR})
+ string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} LLVM_LIBS_DIR ${LLVM_LIBRARY_DIR})
+
+ # SHLIBDIR points the build tree.
+ string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} SHLIBDIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
+
set(PYTHON_EXECUTABLE ${PYTHON_EXECUTABLE})
set(ENABLE_SHARED ${LLVM_SHARED_LIBS_ENABLED})
set(SHLIBPATH_VAR ${SHLIBPATH_VAR})
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