uImage boot wrapper should not use SPE instructions, like kernel itself.
Boot wrapper has already disabled Altivec and VSX instructions but not SPE.
Options -mno-spe and -mspe=no already set when compilation of kernel, but
not when compiling uImage wrapper yet. Fix it.
Cc: sta...@vger.kernel.org
Signed-off-by: Pali Rohár <p...@kernel.org>
---
arch/powerpc/boot/Makefile | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index f56a5f90a5d8..2247374c4e70 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -34,6 +34,7 @@ endif
BOOTCFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
-fno-strict-aliasing -O2 -msoft-float -mno-altivec -mno-vsx \
+ $(call cc-option,-mno-spe) $(call cc-option,-mspe=no) \
-pipe -fomit-frame-pointer -fno-builtin -fPIC -nostdinc \
$(LINUXINCLUDE)
--
2.20.1
