summaryrefslogtreecommitdiff
path: root/sysdeps/powerpc/powerpc64/strncmp.S
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/powerpc/powerpc64/strncmp.S')
-rw-r--r--sysdeps/powerpc/powerpc64/strncmp.S17
1 files changed, 6 insertions, 11 deletions
diff --git a/sysdeps/powerpc/powerpc64/strncmp.S b/sysdeps/powerpc/powerpc64/strncmp.S
index 34479e2e91..04bdc2f606 100644
--- a/sysdeps/powerpc/powerpc64/strncmp.S
+++ b/sysdeps/powerpc/powerpc64/strncmp.S
@@ -48,7 +48,6 @@ EALIGN (BP_SYM(strncmp), 4, 0)
lis r7F7F, 0x7f7f
dcbt 0,rSTR2
clrldi. rTMP, rTMP, 61
- cmpldi cr1, rN, 0
lis rFEFE, -0x101
bne L(unaligned)
/* We are doubleword alligned so set up for two loops. first a double word
@@ -56,8 +55,7 @@ EALIGN (BP_SYM(strncmp), 4, 0)
srdi. rTMP, rN, 3
clrldi rN, rN, 61
addi rFEFE, rFEFE, -0x101
- addi r7F7F, r7F7F, 0x7f7f
- cmpldi cr1, rN, 0
+ addi r7F7F, r7F7F, 0x7f7f
beq L(unaligned)
mtctr rTMP /* Power4 wants mtctr 1st in dispatch group. */
@@ -128,19 +126,16 @@ L(tail):
addi rSTR1, rSTR1, 8
bne- cr1, L(different)
addi rSTR2, rSTR2, 8
- cmpldi cr1, rN, 0
L(unaligned):
mtctr rN /* Power4 wants mtctr 1st in dispatch group */
- bgt cr1, L(uz)
+ cmpdi rN,0
+ lbz rWORD1, 0(rSTR1)
+ lbz rWORD2, 0(rSTR2)
+ bgt L(u1)
L(ux):
li rRTN, 0
blr
- .align 4
-L(uz):
- lbz rWORD1, 0(rSTR1)
- lbz rWORD2, 0(rSTR2)
- nop
- b L(u1)
+
L(u0):
lbzu rWORD2, 1(rSTR2)
L(u1):