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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-13 18:17:33 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-13 18:17:33 +0200 |
| commit | 5941fe3b812adb68adde74cd0bab3c208901840c (patch) | |
| tree | d13f03a6b2cb837bf8b3d4d2dabac865b0df7efa /arch/x86/Makefile | |
| parent | Merge branch 'x86-boot-for-linus' of git://git.kernel.org/pub/scm/linux/kerne... (diff) | |
| parent | x86/kbuild: Eliminate duplicate command line options (diff) | |
| download | linux-5941fe3b812adb68adde74cd0bab3c208901840c.tar.xz linux-5941fe3b812adb68adde74cd0bab3c208901840c.zip | |
Merge branch 'x86-build-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 build update from Ingo Molnar:
"A single commit that simplifies the no-FPU-ops build options"
* 'x86-build-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/kbuild: Eliminate duplicate command line options
Diffstat (limited to 'arch/x86/Makefile')
| -rw-r--r-- | arch/x86/Makefile | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/arch/x86/Makefile b/arch/x86/Makefile index 5692d6ac0f18..920e6160c535 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -50,9 +50,6 @@ ifeq ($(CONFIG_X86_32),y) KBUILD_CFLAGS += -msoft-float -mregparm=3 -freg-struct-return - # Don't autogenerate MMX or SSE instructions - KBUILD_CFLAGS += -mno-mmx -mno-sse - # Never want PIC in a 32-bit kernel, prevent breakage with GCC built # with nonstandard options KBUILD_CFLAGS += -fno-pic @@ -80,8 +77,7 @@ else KBUILD_AFLAGS += -m64 KBUILD_CFLAGS += -m64 - # Don't autogenerate traditional x87, MMX or SSE instructions - KBUILD_CFLAGS += -mno-mmx -mno-sse + # Don't autogenerate traditional x87 instructions KBUILD_CFLAGS += $(call cc-option,-mno-80387) KBUILD_CFLAGS += $(call cc-option,-mno-fp-ret-in-387) @@ -168,7 +164,7 @@ KBUILD_CFLAGS += -Wno-sign-compare # KBUILD_CFLAGS += -fno-asynchronous-unwind-tables # prevent gcc from generating any FP code by mistake -KBUILD_CFLAGS += $(call cc-option,-mno-sse -mno-mmx -mno-sse2 -mno-3dnow,) +KBUILD_CFLAGS += -mno-sse -mno-mmx -mno-sse2 -mno-3dnow KBUILD_CFLAGS += $(call cc-option,-mno-avx,) KBUILD_CFLAGS += $(mflags-y) |