| | 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 | #include <asm/assembler.h> |
| | 15 | #include <asm/export.h> |
| | 16 | |
| | 17 | #ifdef __ARMEB__ |
| | 18 | #define xh r0 |
| | 19 | #define xl r1 |
| | 20 | #define yh r2 |
| | 21 | #define yl r3 |
| | 22 | #else |
| | 23 | #define xl r0 |
| | 24 | #define xh r1 |
| | 25 | #define yl r2 |
| | 26 | #define yh r3 |
| | 27 | #endif |
| | 28 | |
| | 29 | ENTRY(__ucmpdi2) |
| | 30 | |
| | 31 | cmp xh, yh |
| | 32 | cmpeq xl, yl |
| | 33 | movlo r0, #0 |
| | 34 | moveq r0, #1 |
| | 35 | movhi r0, #2 |
| | 36 | ret lr |
| | 37 | |
| | 38 | ENDPROC(__ucmpdi2) |
| | 39 | EXPORT_SYMBOL(__ucmpdi2) |
| | 40 | |
| | 41 | #ifdef CONFIG_AEABI |
| | 42 | |
| | 43 | ENTRY(__aeabi_ulcmp) |
| | 44 | |
| | 45 | cmp xh, yh |
| | 46 | cmpeq xl, yl |
| | 47 | movlo r0, #-1 |
| | 48 | moveq r0, #0 |
| | 49 | movhi r0, #1 |
| | 50 | ret lr |
| | 51 | |
| | 52 | ENDPROC(__aeabi_ulcmp) |
| | 53 | EXPORT_SYMBOL(__aeabi_ulcmp) |
| | 54 | |
| | 55 | #endif |
| | 56 | |
projects / deliverable / linux.git / blame_incremental