forked from OSchip/llvm-project
116 lines
3.7 KiB
CMake
116 lines
3.7 KiB
CMake
# This tool creates a shared library from the LLVM libraries. Generating this
|
|
# library is enabled by setting LLVM_BUILD_LLVM_DYLIB=yes on the CMake
|
|
# commandline. By default the shared library only exports the LLVM C API.
|
|
|
|
|
|
# You can configure which libraries from LLVM you want to include in the shared
|
|
# library by setting LLVM_DYLIB_COMPONENTS to a semi-colon delimited list of
|
|
# LLVM components. All compoenent names handled by llvm-config are valid.
|
|
|
|
if(NOT DEFINED LLVM_DYLIB_COMPONENTS)
|
|
set(LLVM_DYLIB_COMPONENTS
|
|
${LLVM_TARGETS_TO_BUILD}
|
|
Analysis
|
|
BitReader
|
|
BitWriter
|
|
CodeGen
|
|
Core
|
|
ExecutionEngine
|
|
IPA
|
|
IPO
|
|
IRReader
|
|
InstCombine
|
|
Instrumentation
|
|
Interpreter
|
|
Linker
|
|
MCDisassembler
|
|
MCJIT
|
|
ObjCARCOpts
|
|
Object
|
|
ScalarOpts
|
|
Support
|
|
Target
|
|
TransformUtils
|
|
Vectorize
|
|
native
|
|
)
|
|
endif()
|
|
|
|
add_definitions( -DLLVM_VERSION_INFO=\"${PACKAGE_VERSION}\" )
|
|
|
|
set(SOURCES
|
|
libllvm.cpp
|
|
)
|
|
|
|
llvm_map_components_to_libnames(LIB_NAMES ${LLVM_DYLIB_COMPONENTS})
|
|
|
|
if(NOT DEFINED LLVM_DYLIB_EXPORTED_SYMBOL_FILE)
|
|
|
|
if( WIN32 AND NOT CYGWIN )
|
|
message(FATAL_ERROR "Auto-generation not implemented for Win32 without GNU utils. Please specify LLVM_EXPORTED_SYMBOL_FILE.")
|
|
endif()
|
|
|
|
# To get the export list for a single llvm library:
|
|
# nm ${LIB_PATH} | awk "/T _LLVM/ { print $3 }" | sort -u | sed -e "s/^_//g" > ${LIB_PATH}.exports
|
|
|
|
set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_BINARY_DIR}/libllvm.exports)
|
|
|
|
if (NOT LLVM_DYLIB_EXPORT_ALL)
|
|
foreach (lib ${LIB_NAMES})
|
|
set(LIB_DIR ${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib${LLVM_LIBDIR_SUFFIX})
|
|
set(LIB_NAME ${LIB_DIR}/${CMAKE_STATIC_LIBRARY_PREFIX}${lib})
|
|
set(LIB_PATH ${LIB_NAME}${CMAKE_STATIC_LIBRARY_SUFFIX})
|
|
set(LIB_EXPORTS_PATH ${LIB_NAME}.exports)
|
|
list(APPEND LLVM_DYLIB_REQUIRED_EXPORTS ${LIB_EXPORTS_PATH})
|
|
|
|
|
|
add_custom_command(OUTPUT ${LIB_EXPORTS_PATH}
|
|
COMMAND nm ${LIB_PATH} | awk "/T _LLVM/ || /T LLVM/ { print $3 }" | sort -u | sed -e "s/^_//g" > ${LIB_EXPORTS_PATH}
|
|
WORKING_DIRECTORY ${LIB_DIR}
|
|
DEPENDS ${lib}
|
|
COMMENT "Generating Export list for ${lib}..."
|
|
VERBATIM )
|
|
endforeach ()
|
|
endif()
|
|
|
|
if (LLVM_DYLIB_EXPORT_ALL)
|
|
add_custom_command(OUTPUT ${LLVM_EXPORTED_SYMBOL_FILE}
|
|
COMMAND echo \"LLVM*\" > ${LLVM_EXPORTED_SYMBOL_FILE} && echo \"_Z*llvm*\" >> ${LLVM_EXPORTED_SYMBOL_FILE}
|
|
WORKING_DIRECTORY ${LIB_DIR}
|
|
DEPENDS ${LLVM_DYLIB_REQUIRED_EXPORTS}
|
|
COMMENT "Generating combined export list...")
|
|
else()
|
|
add_custom_command(OUTPUT ${LLVM_EXPORTED_SYMBOL_FILE}
|
|
COMMAND cat ${LLVM_DYLIB_REQUIRED_EXPORTS} > ${LLVM_EXPORTED_SYMBOL_FILE}
|
|
WORKING_DIRECTORY ${LIB_DIR}
|
|
DEPENDS ${LLVM_DYLIB_REQUIRED_EXPORTS}
|
|
COMMENT "Generating combined export list...")
|
|
endif()
|
|
|
|
add_custom_target(libLLVMExports DEPENDS ${LLVM_EXPORTED_SYMBOL_FILE})
|
|
else()
|
|
set(LLVM_EXPORTED_SYMBOL_FILE ${LLVM_DYLIB_EXPORTED_SYMBOL_FILE})
|
|
add_custom_target(libLLVMExports DEPENDS ${LLVM_EXPORTED_SYMBOL_FILE})
|
|
endif()
|
|
|
|
add_llvm_library(LLVM SHARED ${SOURCES})
|
|
|
|
list(REMOVE_DUPLICATES LIB_NAMES)
|
|
if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux") # FIXME: It should be "GNU ld for elf"
|
|
# GNU ld doesn't resolve symbols in the version script.
|
|
set(LIB_NAMES -Wl,--whole-archive ${LIB_NAMES} -Wl,--no-whole-archive)
|
|
elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
|
|
set(LIB_NAMES -Wl,-all_load ${LIB_NAMES})
|
|
endif()
|
|
|
|
target_link_libraries(LLVM PRIVATE ${LIB_NAMES})
|
|
|
|
add_dependencies(LLVM libLLVMExports)
|
|
|
|
if (APPLE)
|
|
set_property(TARGET LLVM APPEND_STRING PROPERTY
|
|
LINK_FLAGS
|
|
" -compatibility_version ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR} -current_version ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}")
|
|
endif()
|
|
|