| Haavard Skinnemoen | 5f97f7f | 2006-09-25 23:32:13 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2004-2006 Atmel Corporation |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. |
| 7 | */ |
| 8 | |
| 9 | .global __raw_readsl |
| 10 | .type __raw_readsl,@function |
| 11 | __raw_readsl: |
| 12 | cp.w r10, 0 |
| 13 | reteq r12 |
| 14 | |
| 15 | /* |
| 16 | * If r11 isn't properly aligned, we might get an exception on |
| 17 | * some implementations. But there's not much we can do about it. |
| 18 | */ |
| 19 | 1: ld.w r8, r12[0] |
| 20 | sub r10, 1 |
| 21 | st.w r11++, r8 |
| 22 | brne 1b |
| 23 | |
| 24 | retal r12 |