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Commit 721aeaa9 authored by Anton Blanchard's avatar Anton Blanchard
Browse files

powerpc: Build little endian ppc64 kernel with ABIv2 



Build the little endian ppc64 kernel with ABIv2 if the toolchain
supports it. We can identify an ABIv2 capable toolchain by the
-mabi=elfv2 compiler flag.

Signed-off-by: default avatarAnton Blanchard <anton@samba.org>
parent 24a1bdc3

arch/powerpc/Makefile

+7 −3
Original line number Diff line number Diff line
@@ -113,9 +113,13 @@ else 
endif

endif



CFLAGS-$(CONFIG_PPC64)	:= -mtraceback=no -mcall-aixdesc

CFLAGS-$(CONFIG_PPC64)	+= $(call cc-option,-mabi=elfv1)

AFLAGS-$(CONFIG_PPC64)	+= $(call cc-option,-mabi=elfv1)

CFLAGS-$(CONFIG_PPC64)	:= -mtraceback=no

ifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y)

CFLAGS-$(CONFIG_PPC64)	+= $(call cc-option,-mabi=elfv2,-mcall-aixdesc)

AFLAGS-$(CONFIG_PPC64)	+= $(call cc-option,-mabi=elfv2)

else

CFLAGS-$(CONFIG_PPC64)	+= -mcall-aixdesc

endif

CFLAGS-$(CONFIG_PPC64)	+= $(call cc-option,-mcmodel=medium,-mminimal-toc)

CFLAGS-$(CONFIG_PPC64)	+= $(call cc-option,-mno-pointers-to-nested-functions)

CFLAGS-$(CONFIG_PPC32)	:= -ffixed-r2 $(MULTIPLEWORD)