-set(LLVM_BINUTILS_INCDIR "" CACHE PATH
- "PATH to binutils/include containing plugin-api.h for gold plugin.")
+set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_CURRENT_SOURCE_DIR}/gold.exports)
-if( NOT LLVM_BINUTILS_INCDIR )
- # Nothing to say.
-elseif( NOT EXISTS "${LLVM_BINUTILS_INCDIR}/plugin-api.h" )
- message(STATUS "plugin-api.h not found. gold plugin excluded from the build.")
-else()
+if( LLVM_ENABLE_PIC AND LLVM_BINUTILS_INCDIR )
include_directories( ${LLVM_BINUTILS_INCDIR} )
# Because off_t is used in the public API, the largefile parts are required for
# ABI compatibility.
add_definitions( -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 )
- set(LLVM_LINK_COMPONENTS support)
+ set(LLVM_LINK_COMPONENTS
+ ${LLVM_TARGETS_TO_BUILD}
+ Linker
+ BitWriter
+ IPO
+ )
add_llvm_loadable_module(LLVMgold
gold-plugin.cpp
)
- # Makefile.rules contains a special cases for OpenBSD, Darwin and
- # Windows. We restrict ourselves to Linux for the time being.
- set(srcexp ${CMAKE_CURRENT_SOURCE_DIR}/gold.exports)
- add_custom_command(OUTPUT exportsfile
- COMMAND echo "{" > exportsfile
- COMMAND grep -q "\\<" ${srcexp} && echo " global:" >> exportsfile || :
- COMMAND sed -e "s/$/;/" -e "s/^/ /" < ${srcexp} >> exportsfile
- COMMAND echo " local: *;" >> exportsfile
- COMMAND echo "};" >> exportsfile
- DEPENDS ${srcexp}
- VERBATIM
- COMMENT "Creating export file for gold plugin")
- add_custom_target(gold_exports DEPENDS exportsfile)
- set_property(DIRECTORY APPEND
- PROPERTY ADDITIONAL_MAKE_CLEAN_FILES exportsfile)
-
- # Force re-linking when the exports file changes. Actually, it
- # forces recompilation of gold-plugin.cpp. The LINK_DEPENDS target
- # property only works for makefile-based generators.
- set_property(SOURCE gold-plugin.cpp APPEND PROPERTY
- OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/exportsfile)
-
- target_link_libraries(LLVMgold LTO
- -Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/exportsfile)
- add_dependencies(LLVMgold gold_exports)
endif()
+