diff options
Diffstat (limited to 'arch/x86/Makefile')
-rw-r--r-- | arch/x86/Makefile | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/x86/Makefile b/arch/x86/Makefile index d3debde0ce0b..0c5b4072d134 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile | |||
@@ -64,14 +64,10 @@ else | |||
64 | KBUILD_CFLAGS += -mno-red-zone | 64 | KBUILD_CFLAGS += -mno-red-zone |
65 | KBUILD_CFLAGS += -mcmodel=kernel | 65 | KBUILD_CFLAGS += -mcmodel=kernel |
66 | 66 | ||
67 | KBUILD_CFLAGS += -Wno-sign-compare | ||
68 | KBUILD_CFLAGS += -fno-asynchronous-unwind-tables | ||
69 | # -funit-at-a-time shrinks the kernel .text considerably | 67 | # -funit-at-a-time shrinks the kernel .text considerably |
70 | # unfortunately it makes reading oopses harder. | 68 | # unfortunately it makes reading oopses harder. |
71 | KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time) | 69 | KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time) |
72 | 70 | ||
73 | # prevent gcc from generating any FP code by mistake | ||
74 | KBUILD_CFLAGS += $(call cc-option,-mno-sse -mno-mmx -mno-sse2 -mno-3dnow,) | ||
75 | # this works around some issues with generating unwind tables in older gccs | 71 | # this works around some issues with generating unwind tables in older gccs |
76 | # newer gccs do it by default | 72 | # newer gccs do it by default |
77 | KBUILD_CFLAGS += -maccumulate-outgoing-args | 73 | KBUILD_CFLAGS += -maccumulate-outgoing-args |
@@ -98,7 +94,15 @@ KBUILD_CFLAGS += $(cfi) $(cfi-sigframe) | |||
98 | 94 | ||
99 | LDFLAGS := -m elf_$(UTS_MACHINE) | 95 | LDFLAGS := -m elf_$(UTS_MACHINE) |
100 | OBJCOPYFLAGS := -O binary -R .note -R .comment -S | 96 | OBJCOPYFLAGS := -O binary -R .note -R .comment -S |
97 | |||
98 | # Speed up the build | ||
101 | KBUILD_CFLAGS += -pipe | 99 | KBUILD_CFLAGS += -pipe |
100 | # Workaround for a gcc prelease that unfortunately was shipped in a suse release | ||
101 | KBUILD_CFLAGS += -Wno-sign-compare | ||
102 | # | ||
103 | KBUILD_CFLAGS += -fno-asynchronous-unwind-tables | ||
104 | # prevent gcc from generating any FP code by mistake | ||
105 | KBUILD_CFLAGS += $(call cc-option,-mno-sse -mno-mmx -mno-sse2 -mno-3dnow,) | ||
102 | 106 | ||
103 | ### | 107 | ### |
104 | # Sub architecture support | 108 | # Sub architecture support |