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| author | Tiezhu Yang <yangtiezhu@loongson.cn> | 2025-09-18 19:43:42 +0800 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2025-09-18 19:43:42 +0800 |
| commit | b15212824a01cb0b62f7b522f4ee334622cf982a (patch) | |
| tree | d80739c1355d28aa180ba27774fdc84f61dcce68 /arch | |
| parent | objtool/LoongArch: Mark special atomic instruction as INSN_BUG type (diff) | |
| download | linux-b15212824a01cb0b62f7b522f4ee334622cf982a.tar.gz linux-b15212824a01cb0b62f7b522f4ee334622cf982a.zip | |
LoongArch: Make LTO case independent in Makefile
LTO is not only used for Clang, but maybe also used for Rust, make LTO
case out of CONFIG_CC_HAS_ANNOTATE_TABLEJUMP in Makefile.
This is preparation for later patch, no function changes.
Cc: stable@vger.kernel.org
Suggested-by: WANG Rui <wangrui@loongson.cn>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/loongarch/Makefile | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/loongarch/Makefile b/arch/loongarch/Makefile index a3a9759414f4..9d80af7f75c8 100644 --- a/arch/loongarch/Makefile +++ b/arch/loongarch/Makefile @@ -102,16 +102,16 @@ KBUILD_CFLAGS += $(call cc-option,-mthin-add-sub) $(call cc-option,-Wa$(comma) ifdef CONFIG_OBJTOOL ifdef CONFIG_CC_HAS_ANNOTATE_TABLEJUMP +KBUILD_CFLAGS += -mannotate-tablejump +else +KBUILD_CFLAGS += -fno-jump-tables # keep compatibility with older compilers +endif +ifdef CONFIG_LTO_CLANG # The annotate-tablejump option can not be passed to LLVM backend when LTO is enabled. # Ensure it is aware of linker with LTO, '--loongarch-annotate-tablejump' also needs to # be passed via '-mllvm' to ld.lld. -KBUILD_CFLAGS += -mannotate-tablejump -ifdef CONFIG_LTO_CLANG KBUILD_LDFLAGS += -mllvm --loongarch-annotate-tablejump endif -else -KBUILD_CFLAGS += -fno-jump-tables # keep compatibility with older compilers -endif endif KBUILD_RUSTFLAGS += --target=loongarch64-unknown-none-softfloat -Ccode-model=small |