diff options
Diffstat (limited to 'arch/loongarch/Makefile')
| -rw-r--r-- | arch/loongarch/Makefile | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/loongarch/Makefile b/arch/loongarch/Makefile index df6caf79537a..0304eabbe606 100644 --- a/arch/loongarch/Makefile +++ b/arch/loongarch/Makefile @@ -26,6 +26,9 @@ endif 32bit-emul = elf32loongarch 64bit-emul = elf64loongarch +CC_FLAGS_FPU := -mfpu=64 +CC_FLAGS_NO_FPU := -msoft-float + ifdef CONFIG_UNWINDER_ORC orc_hash_h := arch/$(SRCARCH)/include/generated/asm/orc_hash.h orc_hash_sh := $(srctree)/scripts/orc_hash.sh @@ -56,10 +59,10 @@ endif ifdef CONFIG_64BIT ld-emul = $(64bit-emul) -cflags-y += -mabi=lp64s +cflags-y += -mabi=lp64s -mcmodel=normal endif -cflags-y += -pipe -msoft-float +cflags-y += -pipe $(CC_FLAGS_NO_FPU) LDFLAGS_vmlinux += -static -n -nostdlib # When the assembler supports explicit relocation hint, we must use it. @@ -98,11 +101,16 @@ KBUILD_AFLAGS += $(call cc-option,-mthin-add-sub) $(call cc-option,-Wa$(comma) KBUILD_CFLAGS += $(call cc-option,-mthin-add-sub) $(call cc-option,-Wa$(comma)-mthin-add-sub) ifdef CONFIG_OBJTOOL -KBUILD_CFLAGS += -fno-jump-tables +ifdef CONFIG_CC_HAS_ANNOTATE_TABLEJUMP +KBUILD_CFLAGS += -mannotate-tablejump +else +KBUILD_CFLAGS += -fno-jump-tables # keep compatibility with older compilers +endif endif -KBUILD_RUSTFLAGS += --target=$(objtree)/scripts/target.json -KBUILD_RUSTFLAGS_MODULE += -Crelocation-model=pic +KBUILD_RUSTFLAGS += --target=loongarch64-unknown-none-softfloat -Ccode-model=small +KBUILD_RUSTFLAGS_KERNEL += -Zdirect-access-external-data=yes +KBUILD_RUSTFLAGS_MODULE += -Zdirect-access-external-data=no ifeq ($(CONFIG_RELOCATABLE),y) KBUILD_CFLAGS_KERNEL += -fPIE |