summaryrefslogtreecommitdiffstats
path: root/arch/sh/lib
diff options
context:
space:
mode:
authorHideo Saito <saito@densan.co.jp>2008-05-15 06:28:46 +0200
committerPaul Mundt <lethal@linux-sh.org>2008-05-16 07:55:07 +0200
commite08b954c9a140f2062649faec72514eb505f18c3 (patch)
tree7c1112ab0ef1b2cd6705850892cebdba925a6fdd /arch/sh/lib
parentsh: disable initrd defaults in .empty_zero_page. (diff)
downloadlinux-e08b954c9a140f2062649faec72514eb505f18c3.tar.xz
linux-e08b954c9a140f2062649faec72514eb505f18c3.zip
sh: Fix up optimized SH-4 memcpy on big endian.
Signed-off-by: Hideo Saito <saito@densan.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/lib')
-rw-r--r--arch/sh/lib/memcpy-sh4.S22
1 files changed, 11 insertions, 11 deletions
diff --git a/arch/sh/lib/memcpy-sh4.S b/arch/sh/lib/memcpy-sh4.S
index 560bc17eebdd..459fa92a7c53 100644
--- a/arch/sh/lib/memcpy-sh4.S
+++ b/arch/sh/lib/memcpy-sh4.S
@@ -126,10 +126,10 @@
mov.l r3,@-r0 ! 30 LS
#else
-3: mov r1,r3 ! OPQR
+3: mov r7,r3 ! OPQR
shlr8 r3 ! xOPQ
- mov.l @(r0,r5),r1 ! KLMN
- mov r1,r6
+ mov.l @(r0,r5),r7 ! KLMN
+ mov r7,r6
shll16 r6
shll8 r6 ! Nxxx
or r6,r3 ! NOPQ
@@ -733,24 +733,24 @@ ENTRY(memcpy)
movca.l r0,@r1 ! 40 LS (latency=3-7)
add #-0x1c, r1 ! 50 EX
- mov.l r3, @(0x1c,r1) ! 33 LS
+ mov.l r3, @(0x18,r1) ! 33 LS
xtrct r11, r10 ! 48 EX
- mov.l r6, @(0x18,r1) ! 33 LS
+ mov.l r6, @(0x14,r1) ! 33 LS
xtrct r12, r11 ! 48 EX
- mov.l r7, @(0x14,r1) ! 33 LS
+ mov.l r7, @(0x10,r1) ! 33 LS
- mov.l r8, @(0x10,r1) ! 33 LS
- add #-0x3e, r5 ! 50 EX
+ mov.l r8, @(0x0c,r1) ! 33 LS
+ add #-0x1e, r5 ! 50 EX
- mov.l r9, @(0x0c,r1) ! 33 LS
+ mov.l r9, @(0x08,r1) ! 33 LS
cmp/eq r2,r1 ! 54 MT
- mov.l r10, @(0x08,r1) ! 33 LS
+ mov.l r10, @(0x04,r1) ! 33 LS
bf/s 2b ! 109 BR
- mov.l r11, @(0x04,r1) ! 33 LS
+ mov.l r11, @(0x00,r1) ! 33 LS
#endif
mov.l @r15+, r12