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
10	.text
11ENTRY(strncmp)
12	brlez,pn %o2, 3f
13	 lduba	[%o0] (ASI_PNF), %o3
141:
15	add	%o0, 1, %o0
16	ldub	[%o1], %o4
17	brz,pn	%o3, 2f
18	 add	%o1, 1, %o1
19	cmp	%o3, %o4
20	bne,pn	%icc, 2f
21	 subcc	%o2, 1, %o2
22	bne,a,pt %xcc, 1b
23	 ldub	[%o0], %o3
242:
25	retl
26	 sub	%o3, %o4, %o0
273:
28	retl
29	 clr	%o0
30ENDPROC(strncmp)