diff options
Diffstat (limited to 'sysdeps/x86_64/memchr.S')
-rw-r--r-- | sysdeps/x86_64/memchr.S | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/sysdeps/x86_64/memchr.S b/sysdeps/x86_64/memchr.S index 15484cb9f3..644362d565 100644 --- a/sysdeps/x86_64/memchr.S +++ b/sysdeps/x86_64/memchr.S @@ -37,12 +37,12 @@ ENTRY (memchr) shl %cl, %esi pmovmskb %xmm0, %ecx andl %esi, %ecx - movl $0, %esi + movl $16, %esi jnz 1f cmpq %rsi, %rdx jle 3f -2: movdqa 16(%rdi,%rsi), %xmm0 +2: movdqa (%rdi,%rsi), %xmm0 leaq 16(%rsi), %rsi pcmpeqb %xmm1, %xmm0 pmovmskb %xmm0, %ecx @@ -54,10 +54,10 @@ ENTRY (memchr) 3: xorl %eax, %eax ret -1: leaq (%rdi,%rsi), %rax +1: leaq -16(%rdi,%rsi), %rax bsfl %ecx, %ecx addq %rcx, %rax - addq %rcx, %rsi + leaq -16(%rsi,%rcx), %rsi cmpq %rsi, %rdx jle 3b ret |