Steven Walter
3276afb4ec
The way LLVM builds its native utilities is not safe (it runs a recursive cmake in the same work directory as the main instance). To prevent those instances from stepping on each other, we'll build the two native utilities separately before starting the main build. Fixes issue #143
116 lines
4.6 KiB
PHP
116 lines
4.6 KiB
PHP
SUMMARY = "LLVM compiler framework (packaged with rust)"
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LICENSE = "NCSA"
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S = "${WORKDIR}/rustc-${PV}/src/llvm"
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LIC_FILES_CHKSUM = "file://LICENSE.TXT;md5=4c0bc17c954e99fd547528d938832bfa"
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inherit cmake pythonnative
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EXTRA_OECMAKE = " \
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-DLLVM_TARGETS_TO_BUILD='X86;ARM;AArch64;PowerPC' \
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-DLLVM_ENABLE_ASSERTIONS=OFF \
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-DLLVM_BUILD_DOCS=OFF \
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-DLLVM_ENABLE_TERMINFO=OFF \
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-DLLVM_ENABLE_ZLIB=OFF \
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-DLLVM_ENABLE_FFI=OFF \
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-DLLVM_INSTALL_UTILS=ON \
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-DLLVM_BUILD_TOOLS=ON \
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-DLLVM_BUILD_EXAMPLES=OFF \
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-DLLVM_INCLUDE_EXAMPLES=OFF \
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-DLLVM_BUILD_TESTS=OFF \
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-DLLVM_INCLUDE_TESTS=OFF \
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-DLLVM_TARGET_ARCH=${TARGET_ARCH} \
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"
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# The debug symbols are huge here (>2GB) so suppress them since they
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# provide almost no value. If you really need them then override this
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INHIBIT_PACKAGE_DEBUG_SPLIT = "1"
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EXTRA_OECMAKE_append_class-target = "\
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-DCROSS_TOOLCHAIN_FLAGS_NATIVE='-DCMAKE_TOOLCHAIN_FILE=${WORKDIR}/native_toolchain.cmake' \
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"
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do_generate_native_toolchain_file() {
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cat > ${WORKDIR}/native_toolchain.cmake <<EOF
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set( CMAKE_SYSTEM_NAME `echo ${BUILD_OS} | sed -e 's/^./\u&/' -e 's/^\(Linux\).*/\1/'` )
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set( CMAKE_SYSTEM_PROCESSOR ${BUILD_ARCH} )
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set( CMAKE_C_COMPILER ${BUILD_CC} )
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set( CMAKE_CXX_COMPILER ${BUILD_CXX} )
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set( CMAKE_ASM_COMPILER ${BUILD_AS} )
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set( CMAKE_AR ${BUILD_AR} CACHE FILEPATH "Archiver" )
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set( CMAKE_C_FLAGS "${BUILD_CC_ARCH} ${BUILD_CFLAGS}" CACHE STRING "CFLAGS" )
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set( CMAKE_CXX_FLAGS "${BUILD_CC_ARCH} ${BUILD_CXXFLAGS}" CACHE STRING "CXXFLAGS" )
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set( CMAKE_ASM_FLAGS "${BUILD_CC_ARCH} ${BUILD_CFLAGS}" CACHE STRING "ASM FLAGS" )
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set( CMAKE_C_FLAGS_RELEASE "${SELECTED_OPTIMIZATION} ${BUILD_CFLAGS} -DNDEBUG" CACHE STRING "CFLAGS for release" )
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set( CMAKE_CXX_FLAGS_RELEASE "${SELECTED_OPTIMIZATION} ${BUILD_CXXFLAGS} -DNDEBUG" CACHE STRING "CXXFLAGS for release" )
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set( CMAKE_ASM_FLAGS_RELEASE "${SELECTED_OPTIMIZATION} ${BUILD_CFLAGS} -DNDEBUG" CACHE STRING "ASM FLAGS for release" )
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set( CMAKE_C_LINK_FLAGS "${BUILD_CC_ARCH} ${BUILD_CPPFLAGS} ${BUILD_LDFLAGS}" CACHE STRING "LDFLAGS" )
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set( CMAKE_CXX_LINK_FLAGS "${BUILD_CC_ARCH} ${BUILD_CXXFLAGS} ${BUILD_LDFLAGS}" CACHE STRING "LDFLAGS" )
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# only search in the paths provided so cmake doesnt pick
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# up libraries and tools from the native build machine
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set( CMAKE_FIND_ROOT_PATH ${STAGING_DIR_HOST} ${STAGING_DIR_NATIVE} ${CROSS_DIR} ${OECMAKE_PERLNATIVE_DIR} ${OECMAKE_EXTRA_ROOT_PATH} ${EXTERNAL_TOOLCHAIN})
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set( CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY )
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set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY )
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set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY )
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# Use native cmake modules
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set( CMAKE_MODULE_PATH ${STAGING_DATADIR}/cmake/Modules/ )
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# add for non /usr/lib libdir, e.g. /usr/lib64
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set( CMAKE_LIBRARY_PATH ${libdir} ${base_libdir})
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EOF
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}
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addtask generate_native_toolchain_file after do_patch before do_configure
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do_configure_prepend_class-native() {
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# Use host paths for native tools
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sed -i -e '/CMAKE_FIND_ROOT_PATH_MODE/d' ${WORKDIR}/toolchain.cmake
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}
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do_compile_prepend_class-target() {
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# Fix paths in llvm-config
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sed -i "s|sys::path::parent_path(CurrentPath))\.str()|sys::path::parent_path(sys::path::parent_path(CurrentPath))).str()|g" ${S}/tools/llvm-config/llvm-config.cpp
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# Fix the hardcoded libdir in llvm-config
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sed -i 's:/lib\>:/${baselib}:g' ${S}/tools/llvm-config/llvm-config.cpp
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}
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do_compile() {
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oe_runmake NATIVE_LIB_LLVMTABLEGEN
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oe_runmake NativeLLVMConfig
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oe_runmake
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}
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do_install_append_class-target() {
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# Disable checks on the native tools, since these should came from the native recipe
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sed -i -e 's/\(.*APPEND.*_IMPORT_CHECK_FILES_FOR_.*{_IMPORT_PREFIX}\/bin\/.*\)/#\1/' ${D}/usr/share/llvm/cmake/LLVMExports-noconfig.cmake
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}
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SYSROOT_PREPROCESS_FUNCS_append_class-target = " llvm_sysroot_preprocess"
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SYSROOT_PREPROCESS_FUNCS_append_class-native = " llvm_native_sysroot_preprocess"
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llvm_sysroot_preprocess() {
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install -d ${SYSROOT_DESTDIR}${bindir}
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cp ${B}/NATIVE/bin/llvm-config ${SYSROOT_DESTDIR}/${bindir} || bbfatal "missing llvm-config"
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cp ${B}/NATIVE/bin/llvm-tblgen ${SYSROOT_DESTDIR}/${bindir} || bbfatal "missing llvm-tblgen"
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}
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llvm_native_sysroot_preprocess() {
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sysroot_stage_dir ${D}${STAGING_DIR_NATIVE}/usr/libexec ${SYSROOT_DESTDIR}${bindir}
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}
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PACKAGES =+ "${PN}-bugpointpasses ${PN}-llvmhello ${PN}-liblto"
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# Add the extra locations to avoid the complaints about unpackaged files
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FILES_${PN} += "${libdir}/libLLVM*.so"
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FILES_${PN}-dev += "${datadir}/llvm"
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FILES_${PN}-bugpointpasses = "${libdir}/BugpointPasses.so"
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FILES_${PN}-llvmhello = "${libdir}/LLVMHello.so"
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FILES_${PN}-liblto = "${libdir}/libLTO.so"
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BBCLASSEXTEND = "native"
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