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| author | Catalin Marinas <catalin.marinas@arm.com> | 2009-07-24 12:33:02 +0100 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2009-07-24 12:33:02 +0100 |
| commit | 16c79651a5ee1ad7e4fca65a7c5309dfca89ed28 (patch) | |
| tree | d34470a098ee2d2aa6af7e111547f9c6599395b5 /arch/arm/Makefile | |
| parent | e2ed3be7319f2734fcd9c7638888501934c22751 (diff) | |
Thumb-2: Add Thumb-2 support to the build files
This patch adds the necessary entries to the Makefile and Kconfig
files for building the Thumb-2 kernel.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm/Makefile')
| -rw-r--r-- | arch/arm/Makefile | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 3505572a21e6..e150f232458d 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -93,9 +93,16 @@ ifeq ($(CONFIG_ARM_UNWIND),y) CFLAGS_ABI +=-funwind-tables endif +ifeq ($(CONFIG_THUMB2_KERNEL),y) +AFLAGS_AUTOIT :=$(call as-option,-Wa$(comma)-mimplicit-it=thumb,-Wa$(comma)-mauto-it) +AFLAGS_NOWARN :=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W) +CFLAGS_THUMB2 :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN) +AFLAGS_THUMB2 :=$(CFLAGS_THUMB2) -Wa$(comma)-mthumb +endif + # Need -Uarm for gcc < 3.x -KBUILD_CFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm -KBUILD_AFLAGS +=$(CFLAGS_ABI) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float +KBUILD_CFLAGS +=$(CFLAGS_ABI) $(CFLAGS_THUMB2) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm +KBUILD_AFLAGS +=$(CFLAGS_ABI) $(AFLAGS_THUMB2) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float CHECKFLAGS += -D__arm__ |