summaryrefslogtreecommitdiff
path: root/arch/powerpc/lib/memcpy_64.S
diff options
context:
space:
mode:
authorAnton Blanchard <anton@samba.org>2014-02-04 09:09:02 +0400
committerAnton Blanchard <anton@samba.org>2014-04-23 04:05:23 +0400
commitb37c10d128a2fa3256d4e67c184177270eac4b86 (patch)
treea71357c1497ca0223ff05b7af59ec8e2c4b9c3e0 /arch/powerpc/lib/memcpy_64.S
parent7cedd6014bfe353d4b552ed8d54d63f6e06e26ba (diff)
downloadlinux-b37c10d128a2fa3256d4e67c184177270eac4b86.tar.xz
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 <anton@samba.org>
Diffstat (limited to 'arch/powerpc/lib/memcpy_64.S')
-rw-r--r--arch/powerpc/lib/memcpy_64.S8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/lib/memcpy_64.S b/arch/powerpc/lib/memcpy_64.S
index 72ad055168a3..01da956a52fb 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