| Haavard Skinnemoen | 5f97f7f | 2006-09-25 23:32:13 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2005-2006 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 | /* |
| 10 | * DWtype __avr32_lsr64(DWtype u, word_type b) |
| 11 | */ |
| 12 | .text |
| 13 | .global __avr32_lsr64 |
| 14 | .type __avr32_lsr64,@function |
| 15 | __avr32_lsr64: |
| 16 | cp.w r12, 0 |
| 17 | reteq r12 |
| 18 | |
| 19 | rsub r9, r12, 32 |
| 20 | brle 1f |
| 21 | |
| 22 | lsl r8, r11, r9 |
| 23 | lsr r11, r11, r12 |
| 24 | lsr r10, r10, r12 |
| 25 | or r10, r8 |
| 26 | retal r12 |
| 27 | |
| 28 | 1: neg r9 |
| 29 | lsr r10, r11, r9 |
| 30 | mov r11, 0 |
| 31 | retal r12 |