1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * Sparc64 optimized strncmp code.
 4 *
 5 * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
 6 */
 7
 8#include <linux/linkage.h>
 9#include <asm/asi.h>
10#include <asm/export.h>
11
12	.text
13ENTRY(strncmp)
14	brlez,pn %o2, 3f
15	 lduba	[%o0] (ASI_PNF), %o3
161:
17	add	%o0, 1, %o0
18	ldub	[%o1], %o4
19	brz,pn	%o3, 2f
20	 add	%o1, 1, %o1
21	cmp	%o3, %o4
22	bne,pn	%icc, 2f
23	 subcc	%o2, 1, %o2
24	bne,a,pt %xcc, 1b
25	 ldub	[%o0], %o3
262:
27	retl
28	 sub	%o3, %o4, %o0
293:
30	retl
31	 clr	%o0
32ENDPROC(strncmp)
33EXPORT_SYMBOL(strncmp)

 
 1/*
 2 * Sparc64 optimized strncmp code.
 3 *
 4 * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
 5 */
 6
 7#include <linux/linkage.h>
 8#include <asm/asi.h>
 9#include <asm/export.h>
10
11	.text
12ENTRY(strncmp)
13	brlez,pn %o2, 3f
14	 lduba	[%o0] (ASI_PNF), %o3
151:
16	add	%o0, 1, %o0
17	ldub	[%o1], %o4
18	brz,pn	%o3, 2f
19	 add	%o1, 1, %o1
20	cmp	%o3, %o4
21	bne,pn	%icc, 2f
22	 subcc	%o2, 1, %o2
23	bne,a,pt %xcc, 1b
24	 ldub	[%o0], %o3
252:
26	retl
27	 sub	%o3, %o4, %o0
283:
29	retl
30	 clr	%o0
31ENDPROC(strncmp)
32EXPORT_SYMBOL(strncmp)