1 files changed, 31 insertions, 14 deletions

diff --git a/classes/clang.bbclass b/classes/clang.bbclass
index a00eef6..a56084d 100644
--- a/classes/clang.bbclass
+++ b/classes/clang.bbclass
@@ -1,5 +1,5 @@
 # Add the necessary override
-CCACHE_COMPILERCHECK_toolchain-clang = "%compiler% -v"
+CCACHE_COMPILERCHECK_toolchain-clang ?= "%compiler% -v"
 HOST_CC_ARCH_prepend_toolchain-clang = "-target ${HOST_SYS} "
 CC_toolchain-clang  = "${CCACHE}${HOST_PREFIX}clang ${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS}"
 CXX_toolchain-clang = "${CCACHE}${HOST_PREFIX}clang++ ${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS}"
@@ -9,11 +9,12 @@ RANLIB_toolchain-clang = "${HOST_PREFIX}llvm-ranlib"
 AR_toolchain-clang = "${HOST_PREFIX}llvm-ar"
 NM_toolchain-clang = "${HOST_PREFIX}llvm-nm"
 
-export CLANG_TIDY_toolchain-clang = "${HOST_PREFIX}clang-tidy"
+LTO_toolchain-clang = "${@bb.utils.contains('DISTRO_FEATURES', 'thin-lto', '-flto=thin', '-flto -fuse-ld=lld', d)}"
+PACKAGE_DEBUG_SPLIT_STYLE_toolchain-clang = "debug-without-src"
 
 COMPILER_RT ??= "${@bb.utils.contains("RUNTIME", "llvm", "-rtlib=compiler-rt ${UNWINDLIB}", "", d)}"
-COMPILER_RT_powerpc = "--rtlib=libgcc ${UNWINDLIB}"
-COMPILER_RT_armeb = "--rtlib=libgcc ${UNWINDLIB}"
+COMPILER_RT_powerpc = "-rtlib=libgcc ${UNWINDLIB}"
+COMPILER_RT_armeb = "-rtlib=libgcc ${UNWINDLIB}"
 
 UNWINDLIB ??= "${@bb.utils.contains("RUNTIME", "llvm", "--unwindlib=libgcc", "", d)}"
 UNWINDLIB_riscv64 = "--unwindlib=libgcc"
@@ -21,7 +22,7 @@ UNWINDLIB_riscv32 = "--unwindlib=libgcc"
 UNWINDLIB_powerpc = "--unwindlib=libgcc"
 UNWINDLIB_armeb = "--unwindlib=libgcc"
 
-LIBCPLUSPLUS ??= "${@bb.utils.contains("RUNTIME", "llvm", "--stdlib=libc++", "", d)}"
+LIBCPLUSPLUS ??= "${@bb.utils.contains("RUNTIME", "llvm", "-stdlib=libc++", "", d)}"
 
 TARGET_CXXFLAGS_append_toolchain-clang = " ${LIBCPLUSPLUS}"
 TUNE_CCARGS_append_toolchain-clang = " ${COMPILER_RT} ${LIBCPLUSPLUS}"
@@ -31,11 +32,18 @@ TUNE_CCARGS_remove_toolchain-clang = "-mel"
 TUNE_CCARGS_append_toolchain-clang = "${@bb.utils.contains("TUNE_FEATURES", "bigendian", " -mbig-endian", " -mlittle-endian", d)}"
 
 # Clang does not yet support big.LITTLE performance tunes, so use the LITTLE for tunes
-TUNE_CCARGS_remove_toolchain-clang = "-mtune=cortex-a57.cortex-a53 -mtune=cortex-a72.cortex-a53 -mtune=cortex-a15.cortex-a7 -mtune=cortex-a17.cortex-a7 -mtune=cortex-a72.cortex-a35 -mtune=cortex-a73.cortex-a53 -mtune=cortex-a75.cortex-a55 -mtune=cortex-a76.cortex-a55"
-TUNE_CCARGS_append_toolchain-clang = "${@bb.utils.contains_any("TUNE_FEATURES", "cortexa72-cortexa53 cortexa57-cortexa53 cortexa73-cortexa53", " -mtune=cortex-a53", "", d)}"
-TUNE_CCARGS_append_toolchain-clang = "${@bb.utils.contains_any("TUNE_FEATURES", "cortexa15-cortexa7 cortexa17-cortexa7", " -mtune=cortex-a7", "", d)}"
-TUNE_CCARGS_append_toolchain-clang = "${@bb.utils.contains_any("TUNE_FEATURES", "cortexa72-cortexa35", " -mtune=cortex-a35", "", d)}"
-TUNE_CCARGS_append_toolchain-clang = "${@bb.utils.contains_any("TUNE_FEATURES", "cortexa75-cortex-a55 cortexa76-cortex-a55", " -mtune=cortex-a55", "", d)}"
+TUNE_CCARGS_remove_toolchain-clang = "-mcpu=cortex-a57.cortex-a53 -mcpu=cortex-a72.cortex-a53 -mcpu=cortex-a15.cortex-a7 -mcpu=cortex-a17.cortex-a7 -mcpu=cortex-a72.cortex-a35 -mcpu=cortex-a73.cortex-a53 -mcpu=cortex-a75.cortex-a55 -mcpu=cortex-a76.cortex-a55"
+TUNE_CCARGS_append_toolchain-clang = "${@bb.utils.contains_any("TUNE_FEATURES", "cortexa72-cortexa53 cortexa57-cortexa53 cortexa73-cortexa53", " -mcpu=cortex-a53", "", d)}"
+TUNE_CCARGS_append_toolchain-clang = "${@bb.utils.contains_any("TUNE_FEATURES", "cortexa15-cortexa7 cortexa17-cortexa7", " -mcpu=cortex-a7", "", d)}"
+TUNE_CCARGS_append_toolchain-clang = "${@bb.utils.contains_any("TUNE_FEATURES", "cortexa72-cortexa35", " -mcpu=cortex-a35", "", d)}"
+TUNE_CCARGS_append_toolchain-clang = "${@bb.utils.contains_any("TUNE_FEATURES", "cortexa75-cortex-a55 cortexa76-cortex-a55", " -mcpu=cortex-a55", "", d)}"
+
+# Clang does not support octeontx2 processor
+TUNE_CCARGS_remove_toolchain-clang = "-mcpu=octeontx2"
+
+# LLD does not yet support relaxation for RISCV e.g. https://reviews.freebsd.org/D25210
+TUNE_CCARGS_append_toolchain-clang_riscv32 = " -mno-relax"
+TUNE_CCARGS_append_toolchain-clang_riscv64 = " -mno-relax"
 
 TUNE_CCARGS_remove_toolchain-clang_powerpc = "-mhard-float"
 TUNE_CCARGS_remove_toolchain-clang_powerpc = "-mno-spe"
@@ -81,13 +89,13 @@ def clang_base_deps(d):
     if not d.getVar('INHIBIT_DEFAULT_DEPS', False):
         if not oe.utils.inherits(d, 'allarch') :
             ret = " clang-cross-${TARGET_ARCH} virtual/libc "
-            if (d.getVar('COMPILER_RT').find('--rtlib=compiler-rt') != -1):
+            if (d.getVar('COMPILER_RT').find('-rtlib=compiler-rt') != -1):
                 ret += " compiler-rt "
             else:
                 ret += " libgcc "
             if (d.getVar('COMPILER_RT').find('--unwindlib=libunwind') != -1):
                 ret += " libcxx "
-            if (d.getVar('LIBCPLUSPLUS').find('--stdlib=libc++') != -1):
+            if (d.getVar('LIBCPLUSPLUS').find('-stdlib=libc++') != -1):
                 ret += " libcxx "
             else:
                 ret += " virtual/${TARGET_PREFIX}compilerlibs "
@@ -98,7 +106,16 @@ BASE_DEFAULT_DEPS_toolchain-clang_class-target = "${@clang_base_deps(d)}"
 
 cmake_do_generate_toolchain_file_append_toolchain-clang () {
     cat >> ${WORKDIR}/toolchain.cmake <<EOF
-set( CMAKE_CLANG_TIDY ${CLANG_TIDY} )
+set( CMAKE_CLANG_TIDY ${HOST_PREFIX}clang-tidy )
 EOF
+    sed -i 's/ -mmusl / /g' ${WORKDIR}/toolchain.cmake
 }
-
+#
+# dump recipes which still use gcc
+#python __anonymous() {
+#    toolchain = d.getVar("TOOLCHAIN")
+#    if not toolchain or toolchain == "clang" or 'class-target' not in d.getVar('OVERRIDES').split(':'):
+#        return
+#    pkgn = d.getVar("PN")
+#    bb.warn("%s - %s" % (pkgn, toolchain))
+#}