kbuild: change kbuild to not rely on incorrect GNU make behavior

[mirror_ubuntu-artful-kernel.git] / arch / arm / Makefile

diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 1fa2a1011584574c9f1ef9697145ee955d98216b..585d334234f4314a42a943928e116cc0c315dd3d 100644 (file)
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -1,6 +1,9 @@
 #
 # arch/arm/Makefile
 #
+# This file is included by the global makefile so that you can add your own
+# architecture-specific flags and dependencies.
+#
 # This file is subject to the terms and conditions of the GNU General Public
 # License.  See the file "COPYING" in the main directory of this archive
 # for more details.
@@ -56,8 +59,13 @@ tune-$(CONFIG_CPU_SA1100)    :=-mtune=strongarm1100
 tune-$(CONFIG_CPU_XSCALE)      :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
 tune-$(CONFIG_CPU_V6)          :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
 
-# Need -Uarm for gcc < 3.x
+ifeq ($(CONFIG_AEABI),y)
+CFLAGS_ABI     :=-mabi=aapcs -mno-thumb-interwork
+else
 CFLAGS_ABI     :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
+endif
+
+# Need -Uarm for gcc < 3.x
 CFLAGS         +=$(CFLAGS_ABI) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
 AFLAGS         +=$(CFLAGS_ABI) $(arch-y) $(tune-y) -msoft-float
 
@@ -171,7 +179,7 @@ endif
 
 archprepare: maketools
 
-.PHONY: maketools FORCE
+PHONY += maketools FORCE
 maketools: include/linux/version.h include/asm-arm/.arch FORCE
        $(Q)$(MAKE) $(build)=arch/arm/tools include/asm-arm/mach-types.h