xref: /openbmc/linux/arch/arm/lib/ucmpdi2.S (revision 93ed3970)
1/*
2 *  linux/arch/arm/lib/ucmpdi2.S
3 *
4 *  Author:	Nicolas Pitre
5 *  Created:	Oct 19, 2005
6 *  Copyright:	Monta Vista Software, Inc.
7 *
8 *  This program is free software; you can redistribute it and/or modify
9 *  it under the terms of the GNU General Public License version 2 as
10 *  published by the Free Software Foundation.
11 */
12
13#include <linux/linkage.h>
14
15#ifdef __ARMEB__
16#define xh r0
17#define xl r1
18#define yh r2
19#define yl r3
20#else
21#define xl r0
22#define xh r1
23#define yl r2
24#define yh r3
25#endif
26
27ENTRY(__ucmpdi2)
28
29	cmp	xh, yh
30	cmpeq	xl, yl
31	movlo	r0, #0
32	moveq	r0, #1
33	movhi	r0, #2
34	mov	pc, lr
35
36ENDPROC(__ucmpdi2)
37
38#ifdef CONFIG_AEABI
39
40ENTRY(__aeabi_ulcmp)
41
42	cmp	xh, yh
43	cmpeq	xl, yl
44	movlo	r0, #-1
45	moveq	r0, #0
46	movhi	r0, #1
47	mov	pc, lr
48
49ENDPROC(__aeabi_ulcmp)
50
51#endif
52
53