projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 2ef2b01e A |
1 | #------------------------------------------------------------------------------ |
| 2 | # | |
| d6ebcab7 | 3 | # Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR> |
| 2ef2b01e | 4 | # |
| d6ebcab7 | 5 | # This program and the accompanying materials |
| 2ef2b01e A |
6 | # are licensed and made available under the terms and conditions of the BSD License |
| 7 | # which accompanies this distribution. The full text of the license may be found at | |
| 8 | # http://opensource.org/licenses/bsd-license.php | |
| 9 | # | |
| 10 | # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
| 11 | # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
| 12 | # | |
| 13 | #------------------------------------------------------------------------------ | |
| 14 | ||
| 15 | .text | |
| 16 | .align 2 | |
| 1bfda055 | 17 | GCC_ASM_EXPORT(__ashrdi3) |
| 4e471bfd | 18 | |
| 19 | ASM_PFX(__ashrdi3): | |
| 2ef2b01e | 20 | cmp r2, #31 |
| 2ef2b01e A |
21 | bls L2 |
| 22 | cmp r2, #63 | |
| 23 | subls r2, r2, #32 | |
| 24 | mov ip, r1, asr #31 | |
| 25 | movls r2, r1, asr r2 | |
| 26 | movhi r2, ip | |
| 27 | mov r0, r2 | |
| 28 | mov r1, ip | |
| 29 | bx lr | |
| 30 | L2: | |
| 31 | cmp r2, #0 | |
| 32 | rsbne r3, r2, #32 | |
| 33 | movne r3, r1, asl r3 | |
| 34 | movne r1, r1, asr r2 | |
| 35 | orrne r0, r3, r0, lsr r2 | |
| 36 | bx lr |