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f741a1aa NP |
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> | |
6ebbf2ce | 14 | #include <asm/assembler.h> |
f741a1aa NP |
15 | |
16 | #ifdef __ARMEB__ | |
17 | #define xh r0 | |
18 | #define xl r1 | |
19 | #define yh r2 | |
20 | #define yl r3 | |
21 | #else | |
22 | #define xl r0 | |
23 | #define xh r1 | |
24 | #define yl r2 | |
25 | #define yh r3 | |
26 | #endif | |
27 | ||
28 | ENTRY(__ucmpdi2) | |
29 | ||
30 | cmp xh, yh | |
31 | cmpeq xl, yl | |
32 | movlo r0, #0 | |
33 | moveq r0, #1 | |
34 | movhi r0, #2 | |
6ebbf2ce | 35 | ret lr |
f741a1aa | 36 | |
93ed3970 CM |
37 | ENDPROC(__ucmpdi2) |
38 | ||
ba95e4e4 NP |
39 | #ifdef CONFIG_AEABI |
40 | ||
41 | ENTRY(__aeabi_ulcmp) | |
42 | ||
43 | cmp xh, yh | |
44 | cmpeq xl, yl | |
45 | movlo r0, #-1 | |
46 | moveq r0, #0 | |
47 | movhi r0, #1 | |
6ebbf2ce | 48 | ret lr |
ba95e4e4 | 49 | |
93ed3970 CM |
50 | ENDPROC(__aeabi_ulcmp) |
51 | ||
ba95e4e4 NP |
52 | #endif |
53 |