1 files changed, 39 insertions, 0 deletions

diff --git a/meta/classes/toolchain/clang.bbclass b/meta/classes/toolchain/clang.bbclass
new file mode 100644
index 0000000000..b4a1c180f6
--- /dev/null
+++ b/meta/classes/toolchain/clang.bbclass
@@ -0,0 +1,39 @@
+CC = "${CCACHE}${HOST_PREFIX}clang ${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS}"
+CXX = "${CCACHE}${HOST_PREFIX}clang++ ${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS}"
+FC = "${HOST_PREFIX}gfortran ${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS}"
+CPP = "${CCACHE}${HOST_PREFIX}clang ${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS} -E"
+LD = "${@bb.utils.contains('DISTRO_FEATURES', 'ld-is-lld', '${HOST_PREFIX}ld.lld${TOOLCHAIN_OPTIONS} ${HOST_LD_ARCH}', '${HOST_PREFIX}ld${TOOLCHAIN_OPTIONS} ${HOST_LD_ARCH}', d)}"
+CCLD = "${CCACHE}${HOST_PREFIX}clang ${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS}"
+RANLIB = "${HOST_PREFIX}llvm-ranlib"
+AR = "${HOST_PREFIX}llvm-ar"
+AS = "${HOST_PREFIX}as ${HOST_AS_ARCH}"
+STRIP = "${HOST_PREFIX}llvm-strip"
+OBJCOPY = "${HOST_PREFIX}llvm-objcopy"
+OBJDUMP = "${HOST_PREFIX}llvm-objdump"
+STRINGS = "${HOST_PREFIX}llvm-strings"
+NM = "${HOST_PREFIX}llvm-nm"
+READELF = "${HOST_PREFIX}llvm-readelf"
+
+PREFERRED_PROVIDER_virtual/${MLPREFIX}cross-cc = "${MLPREFIX}clang-cross-${TARGET_ARCH}"
+PREFERRED_PROVIDER_virtual/${MLPREFIX}cross-c++ = "${MLPREFIX}clang-cross-${TARGET_ARCH}"
+PREFERRED_PROVIDER_virtual/${MLPREFIX}compilerlibs = "${MLPREFIX}gcc-runtime"
+PREFERRED_PROVIDER_virtual/${MLPREFIX}cross-cc:class-nativesdk = "clang-crosssdk-${SDK_SYS}"
+PREFERRED_PROVIDER_virtual/${MLPREFIX}cross-c++:class-nativesdk = "clang-crosssdk-${SDK_SYS}"
+
+PREFERRED_PROVIDER_virtual/nativesdk-cross-cc:class-crosssdk = "clang-crosssdk-${SDK_SYS}"
+PREFERRED_PROVIDER_virtual/nativesdk-cross-c++:class-crosssdk = "clang-crosssdk-${SDK_SYS}"
+
+PREFERRED_PROVIDER_virtual/nativesdk-cross-cc:class-cross-canadian = "clang-crosssdk-${SDK_SYS}"
+PREFERRED_PROVIDER_virtual/nativesdk-cross-c++:class-cross-canadian = "clang-crosssdk-${SDK_SYS}"
+
+BASE_DEFAULT_DEPS:append = " compiler-rt libcxx"
+
+TUNE_CCARGS += "${@bb.utils.contains("DISTRO_FEATURES", "usrmerge", " --dyld-prefix=/usr", "", d)}"
+
+LDFLAGS:append:class-nativesdk:x86-64 = " -Wl,-dynamic-linker,${base_libdir}/ld-linux-x86-64.so.2"
+LDFLAGS:append:class-nativesdk:aarch64 = " -Wl,-dynamic-linker,${base_libdir}/ld-linux-aarch64.so.1"
+
+# do_populate_sysroot needs STRIP, do_package_qa needs OBJDUMP
+POPULATESYSROOTDEPS:append:class-target = " llvm-native:do_populate_sysroot"
+
+TCOVERRIDE = "toolchain-clang"