# 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
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 ()
+if(LLVM_LINK_LLVM_DYLIB)
+ if(LLVM_DYLIB_EXPORTED_SYMBOL_FILE)
+ message(WARNING "Using LLVM_LINK_LLVM_DYLIB with LLVM_DYLIB_EXPORTED_SYMBOL_FILE may not work. Use at your own risk.")
endif()
- if (LLVM_DYLIB_EXPORT_ALL)
- add_custom_command(OUTPUT ${LLVM_EXPORTED_SYMBOL_FILE}
- COMMAND echo "LLVM*" > ${LLVM_EXPORTED_SYMBOL_FILE} && echo "_ZN4llvm*" >> ${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()
+ # libLLVM.so should not have any dependencies on any other LLVM
+ # shared libraries. When using the "all" pseudo-component,
+ # LLVM_AVAILABLE_LIBS is added to the dependencies, which may
+ # contain shared libraries (e.g. libLTO).
+ #
+ # Also exclude libLLVMTableGen for the following reasons:
+ # - it is only used by internal *-tblgen utilities;
+ # - it pollutes the global options space.
+ foreach(lib ${LIB_NAMES})
+ get_target_property(t ${lib} TYPE)
+ if("${lib}" STREQUAL "LLVMTableGen")
+ elseif("x${t}" STREQUAL "xSTATIC_LIBRARY")
+ list(APPEND FILTERED_LIB_NAMES ${lib})
+ endif()
+ endforeach()
+ set(LIB_NAMES ${FILTERED_LIB_NAMES})
+endif()
- add_custom_target(libLLVMExports DEPENDS ${LLVM_EXPORTED_SYMBOL_FILE})
-else()
+if(LLVM_DYLIB_EXPORTED_SYMBOL_FILE)
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})
+add_llvm_library(LLVM SHARED DISABLE_LLVM_LINK_LLVM_DYLIB SONAME ${SOURCES})
list(REMOVE_DUPLICATES LIB_NAMES)
if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux") # FIXME: It should be "GNU ld for elf"
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}")
+ " -compatibility_version 1 -current_version ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}")
+endif()
+
+if(TARGET libLLVMExports)
+ add_dependencies(LLVM libLLVMExports)
+endif()
+
+if(LLVM_BUILD_LLVM_C_DYLIB)
+ # 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
+
+ if(NOT APPLE)
+ message(FATAL_ERROR "Generating libLLVM-c is only supported on Darwin")
+ endif()
+
+ set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_BINARY_DIR}/libllvm-c.exports)
+
+ set(LIB_DIR ${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib${LLVM_LIBDIR_SUFFIX})
+ set(LIB_NAME ${LIB_DIR}/${CMAKE_SHARED_LIBRARY_PREFIX}LLVM)
+ set(LIB_PATH ${LIB_NAME}${CMAKE_SHARED_LIBRARY_SUFFIX})
+ set(LIB_EXPORTS_PATH ${LIB_NAME}.exports)
+ list(APPEND LLVM_DYLIB_REQUIRED_EXPORTS ${LIB_EXPORTS_PATH})
+
+ add_custom_command(OUTPUT ${LLVM_EXPORTED_SYMBOL_FILE}
+ COMMAND nm ${LIB_PATH} | awk "/T _LLVM/ || /T LLVM/ { print $3 }" | sort -u | sed -e "s/^_//g" > ${LLVM_EXPORTED_SYMBOL_FILE}
+ WORKING_DIRECTORY ${LIB_DIR}
+ DEPENDS LLVM
+ COMMENT "Generating Export list for LLVM..."
+ VERBATIM )
+
+ add_custom_target(libLLVMCExports DEPENDS ${LLVM_EXPORTED_SYMBOL_FILE})
+
+ add_llvm_library(LLVM-C SHARED ${SOURCES})
+
+ target_link_libraries(LLVM-C PUBLIC LLVM)
+ add_dependencies(LLVM-C libLLVMCExports)
+
+ set_property(TARGET LLVM-C APPEND_STRING PROPERTY
+ LINK_FLAGS
+ " -compatibility_version 1 -current_version ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH} -Wl,-reexport_library ${LIB_PATH}")
endif()
projects / oota-llvm.git / blobdiff