From b37c10d128a2fa3256d4e67c184177270eac4b86 Mon Sep 17 00:00:00 2001 From: Anton Blanchard Date: Tue, 4 Feb 2014 16:09:02 +1100 Subject: powerpc: Fix ABIv2 issues with stack offsets in assembly code Fix STK_PARAM and use it instead of hardcoding ABIv1 offsets. Signed-off-by: Anton Blanchard --- arch/powerpc/lib/memcpy_64.S | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'arch/powerpc/lib/memcpy_64.S') diff --git a/arch/powerpc/lib/memcpy_64.S b/arch/powerpc/lib/memcpy_64.S index 72ad055..01da956 100644 --- a/arch/powerpc/lib/memcpy_64.S +++ b/arch/powerpc/lib/memcpy_64.S @@ -12,7 +12,7 @@ .align 7 _GLOBAL(memcpy) BEGIN_FTR_SECTION - std r3,48(r1) /* save destination pointer for return value */ + std r3,STK_PARAM(R3)(r1) /* save destination pointer for return value */ FTR_SECTION_ELSE #ifndef SELFTEST b memcpy_power7 @@ -73,7 +73,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_UNALIGNED_LD_STD) 2: bf cr7*4+3,3f lbz r9,8(r4) stb r9,0(r3) -3: ld r3,48(r1) /* return dest pointer */ +3: ld r3,STK_PARAM(R3)(r1) /* return dest pointer */ blr .Lsrc_unaligned: @@ -156,7 +156,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_UNALIGNED_LD_STD) 2: bf cr7*4+3,3f rotldi r9,r9,8 stb r9,0(r3) -3: ld r3,48(r1) /* return dest pointer */ +3: ld r3,STK_PARAM(R3)(r1) /* return dest pointer */ blr .Ldst_unaligned: @@ -201,5 +201,5 @@ END_FTR_SECTION_IFCLR(CPU_FTR_UNALIGNED_LD_STD) 3: bf cr7*4+3,4f lbz r0,0(r4) stb r0,0(r3) -4: ld r3,48(r1) /* return dest pointer */ +4: ld r3,STK_PARAM(R3)(r1) /* return dest pointer */ blr -- cgit v1.1