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# Copyright (C) 2014 Khem Raj <raj.khem@gmail.com>
# Released under the MIT license (see COPYING.MIT for the terms)
DESCRIPTION = "LLVM based C/C++ compiler"
HOMEPAGE = "http://clang.llvm.org/"
SECTION = "devel"
require clang.inc
require common-source.inc
INHIBIT_DEFAULT_DEPS = "1"
inherit cmake cmake-native
OECMAKE_FIND_ROOT_PATH_MODE_PROGRAM = "BOTH"
def get_clang_experimental_arch(bb, d, arch_var):
import re
a = d.getVar(arch_var, True)
if re.match('riscv(32|64)$', a): return 'RISCV'
return ""
def get_clang_arch(bb, d, arch_var):
import re
a = d.getVar(arch_var, True)
if re.match('(i.86|athlon|x86.64)$', a): return 'X86'
elif re.match('arm$', a): return 'ARM'
elif re.match('armeb$', a): return 'ARM'
elif re.match('aarch64$', a): return 'AArch64'
elif re.match('aarch64_be$', a): return 'AArch64'
elif re.match('mips(isa|)(32|64|)(r6|)(el|)$', a): return 'Mips'
elif re.match('p(pc|owerpc)(|64)', a): return 'PowerPC'
else:
bb.note("'%s' is not a primary llvm architecture" % a)
return ""
def get_clang_host_arch(bb, d):
return get_clang_arch(bb, d, 'HOST_ARCH')
def get_clang_target_arch(bb, d):
return get_clang_arch(bb, d, 'TARGET_ARCH')
def get_clang_experimental_target_arch(bb, d):
return get_clang_experimental_arch(bb, d, 'TARGET_ARCH')
PACKAGECONFIG ??= "compiler-rt libcplusplus shared-libs ${@bb.utils.filter('DISTRO_FEATURES', 'thin-lto full-lto', d)}"
PACKAGECONFIG_class-native = "thin-lto ${@bb.utils.filter('DISTRO_FEATURES', 'full-lto', d)}"
PACKAGECONFIG_class-nativesdk = "compiler-rt libcplusplus thin-lto ${@bb.utils.filter('DISTRO_FEATURES', 'full-lto', d)}"
PACKAGECONFIG[compiler-rt] = "-DCLANG_DEFAULT_RTLIB=compiler-rt,,compiler-rt"
PACKAGECONFIG[libcplusplus] = "-DCLANG_DEFAULT_CXX_STDLIB=libc++,,libcxx"
PACKAGECONFIG[thin-lto] = "-DLLVM_ENABLE_LTO=Thin -DLLVM_BINUTILS_INCDIR=${STAGING_INCDIR},,binutils,"
PACKAGECONFIG[full-lto] = "-DLLVM_ENABLE_LTO=Full -DLLVM_BINUTILS_INCDIR=${STAGING_INCDIR},,binutils,"
PACKAGECONFIG[shared-libs] = "-DLLVM_BUILD_LLVM_DYLIB=ON -DLLVM_LINK_LLVM_DYLIB=ON,,,"
#
# Default to build all OE-Core supported target arches (user overridable).
#
LLVM_TARGETS_TO_BUILD ?= "AArch64;ARM;BPF;Mips;PowerPC;X86"
LLVM_TARGETS_TO_BUILD_append = ";${@get_clang_host_arch(bb, d)};${@get_clang_target_arch(bb, d)}"
LLVM_TARGETS_TO_BUILD_TARGET ?= ""
LLVM_TARGETS_TO_BUILD_TARGET_append ?= "${@get_clang_target_arch(bb, d)}"
LLVM_EXPERIMENTAL_TARGETS_TO_BUILD ?= "RISCV"
LLVM_EXPERIMENTAL_TARGETS_TO_BUILD_append = ";${@get_clang_experimental_target_arch(bb, d)}"
EXTRA_OECMAKE += "-DLLVM_ENABLE_ASSERTIONS=OFF \
-DLLVM_ENABLE_EXPENSIVE_CHECKS=OFF \
-DLLVM_ENABLE_PIC=ON \
-DLLVM_BINDINGS_LIST='' \
-DLLVM_ENABLE_FFI=ON \
-DFFI_INCLUDE_DIR=$(pkg-config --variable=includedir libffi) \
-DLLVM_OPTIMIZED_TABLEGEN=ON \
-DLLVM_ENABLE_RTTI=ON \
-DLLVM_ENABLE_EH=ON \
-DLLVM_BUILD_EXTERNAL_COMPILER_RT=ON \
-DCMAKE_SYSTEM_NAME=Linux \
-DCMAKE_BUILD_TYPE=Release \
-DBUILD_SHARED_LIBS=OFF \
-DLLVM_ENABLE_PROJECTS='clang;lld' \
-G Ninja ${S}/llvm \
"
EXTRA_OECMAKE_append_class-native = "\
-DLLVM_TARGETS_TO_BUILD='${LLVM_TARGETS_TO_BUILD}' \
-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD='${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD}' \
"
EXTRA_OECMAKE_append_class-nativesdk = "\
-DCMAKE_CROSSCOMPILING:BOOL=ON \
-DCROSS_TOOLCHAIN_FLAGS_NATIVE='-DCMAKE_TOOLCHAIN_FILE=${WORKDIR}/toolchain-native.cmake' \
-DLLVM_TARGETS_TO_BUILD='${LLVM_TARGETS_TO_BUILD}' \
-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD='${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD}' \
-DLLVM_TABLEGEN=${STAGING_BINDIR_NATIVE}/llvm-tblgen \
-DCLANG_TABLEGEN=${STAGING_BINDIR_NATIVE}/clang-tblgen \
"
EXTRA_OECMAKE_append_class-target = "\
-DCMAKE_CROSSCOMPILING:BOOL=ON \
-DLLVM_TABLEGEN=${STAGING_BINDIR_NATIVE}/llvm-tblgen \
-DCLANG_TABLEGEN=${STAGING_BINDIR_NATIVE}/clang-tblgen \
-DLLVM_TARGETS_TO_BUILD='${LLVM_TARGETS_TO_BUILD_TARGET}' \
-DCMAKE_RANLIB=${STAGING_BINDIR_TOOLCHAIN}/${TARGET_PREFIX}llvm-ranlib \
-DCMAKE_AR=${STAGING_BINDIR_TOOLCHAIN}/${TARGET_PREFIX}llvm-ar \
-DCMAKE_NM=${STAGING_BINDIR_TOOLCHAIN}/${TARGET_PREFIX}llvm-nm \
-DLLVM_TARGET_ARCH=${@get_clang_target_arch(bb, d)} \
-DLLVM_DEFAULT_TARGET_TRIPLE=${TARGET_SYS} \
"
EXTRA_OECMAKE_append_class-target_riscv64 = "\
-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD='${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD}' \
"
EXTRA_OECMAKE_append_class-target_riscv32 = "\
-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD='${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD}' \
"
DEPENDS = "zlib libffi libxml2 ninja-native"
DEPENDS_append_class-nativesdk = " clang-native virtual/${TARGET_PREFIX}binutils-crosssdk virtual/${TARGET_PREFIX}gcc-crosssdk virtual/${TARGET_PREFIX}g++-crosssdk"
DEPENDS_append_class-target = " clang-cross-${TARGET_ARCH} ${@bb.utils.contains('TOOLCHAIN', 'gcc', 'virtual/${TARGET_PREFIX}gcc virtual/${TARGET_PREFIX}g++', '', d)}"
RRECOMMENDS_${PN} = "binutils"
do_compile() {
ninja ${PARALLEL_MAKE}
}
do_install() {
DESTDIR=${D} ninja ${PARALLEL_MAKE} install
}
do_install_append_class-native () {
install -Dm 0755 ${B}/bin/clang-tblgen ${D}${bindir}/clang-tblgen
for f in `find ${D}${bindir} -executable -type f -not -type l`; do
test -n "`file $f|grep -i ELF`" && ${STRIP} $f
echo "stripped $f"
done
}
do_install_append_class-nativesdk () {
install -Dm 0755 ${B}/bin/clang-tblgen ${D}${bindir}/clang-tblgen
for f in `find ${D}${bindir} -executable -type f -not -type l`; do
test -n "`file $f|grep -i ELF`" && ${STRIP} $f
done
rm -rf ${D}${datadir}/llvm/cmake
rm -rf ${D}${datadir}/llvm
}
PACKAGE_DEBUG_SPLIT_STYLE_class-nativesdk = "debug-without-src"
PACKAGES =+ "${PN}-libllvm"
BBCLASSEXTEND = "native nativesdk"
FILES_${PN} += "\
${libdir}/BugpointPasses.so \
${libdir}/LLVMHello.so \
${libdir}/TestPlugin.so \
${datadir}/scan-* \
${datadir}/opt-viewer/ \
"
FILES_${PN}-libllvm += "\
${libdir}/libLLVM-${MAJOR_VER}.${MINOR_VER}.so \
${libdir}/libLLVM-${MAJOR_VER}.so \
${libdir}/libLLVM-${MAJOR_VER}.${MINOR_VER}svn.so \
"
FILES_${PN}-dev += "\
${datadir}/llvm/cmake \
${libdir}/cmake \
"
INSANE_SKIP_${PN} += "already-stripped"
INSANE_SKIP_${PN}-dev += "dev-elf"
#Avoid SSTATE_SCAN_COMMAND running sed over llvm-config.
SSTATE_SCAN_FILES_remove = "*-config"
TOOLCHAIN = "clang"
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