e72e9355e3
git: https://android.googlesource.com/kernel/common branch: android-4.9 commit: 03fcc2fe71308c2d164b4e6cbfc738c63e670444
33 lines
496 B
ArmAsm
33 lines
496 B
ArmAsm
/*
|
|
* Sparc64 optimized strncmp code.
|
|
*
|
|
* Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
|
|
*/
|
|
|
|
#include <linux/linkage.h>
|
|
#include <asm/asi.h>
|
|
#include <asm/export.h>
|
|
|
|
.text
|
|
ENTRY(strncmp)
|
|
brlez,pn %o2, 3f
|
|
lduba [%o0] (ASI_PNF), %o3
|
|
1:
|
|
add %o0, 1, %o0
|
|
ldub [%o1], %o4
|
|
brz,pn %o3, 2f
|
|
add %o1, 1, %o1
|
|
cmp %o3, %o4
|
|
bne,pn %icc, 2f
|
|
subcc %o2, 1, %o2
|
|
bne,a,pt %xcc, 1b
|
|
ldub [%o0], %o3
|
|
2:
|
|
retl
|
|
sub %o3, %o4, %o0
|
|
3:
|
|
retl
|
|
clr %o0
|
|
ENDPROC(strncmp)
|
|
EXPORT_SYMBOL(strncmp)
|