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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
wifi-calibration
Linus Torvalds 2014-10-13 18:17:33 +02:00
parent 19e00d593e 5c63008944
commit 5941fe3b81
1 changed files with 2 additions and 6 deletions
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8
arch/x86/Makefile
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@ -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)