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| /* SPDX-License-Identifier: GPL-2.0 */
| /*
| * 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)
|
|
