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| author | Oscar Fuentes <ofv@wanadoo.es> | 2011-03-11 15:44:24 +0000 |
|---|---|---|
| committer | Oscar Fuentes <ofv@wanadoo.es> | 2011-03-11 15:44:24 +0000 |
| commit | 1dc550b383277f241f46a60628ae3f200769f13c (patch) | |
| tree | 734de8034c51dbc1069fc42e8058551012e1fff9 /tools/gold/CMakeLists.txt | |
| parent | 2715a581494ef0c7f7403f9f7dbe4c0d052d61a5 (diff) | |
| download | llvm-1dc550b383277f241f46a60628ae3f200769f13c.tar.gz llvm-1dc550b383277f241f46a60628ae3f200769f13c.tar.bz2 llvm-1dc550b383277f241f46a60628ae3f200769f13c.tar.xz | |
Add LTO and gold plugin to the CMake build. Linux-only, support for
other systems pending.
PR9456.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127466 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools/gold/CMakeLists.txt')
| -rw-r--r-- | tools/gold/CMakeLists.txt | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/tools/gold/CMakeLists.txt b/tools/gold/CMakeLists.txt new file mode 100644 index 0000000000..ca3ce457d7 --- /dev/null +++ b/tools/gold/CMakeLists.txt @@ -0,0 +1,37 @@ +set(LLVM_BINUTILS_INCDIR "/usr/include" CACHE PATH + "PATH to binutils/include containing plugin-api.h for gold plugin.") + +if( NOT EXISTS "${LLVM_BINUTILS_INCDIR}/plugin-api.h" ) + message(STATUS "plugin-api.h not found. gold plugin excluded from the build.") +else() + 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) + + 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) + + target_link_libraries(LLVMgold LTO -Wl,--version-script,exportsfile) + add_dependencies(LLVMgold gold_exports) +endif() |