projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 2ef2b01e A |
1 | #------------------------------------------------------------------------------ |
| 2 | # | |
| 3 | # Copyright (c) 2008-2009 Apple Inc. All rights reserved. | |
| 4 | # | |
| 5 | # All rights reserved. This program and the accompanying materials | |
| 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 | |
| 17 | .globl ___ashrdi3 | |
| 18 | ___ashrdi3: | |
| 19 | @ args = 0, pretend = 0, frame = 0 | |
| 20 | @ frame_needed = 0, uses_anonymous_args = 0 | |
| 21 | @ link register save eliminated. | |
| 22 | cmp r2, #31 | |
| 23 | @ lr needed for prologue | |
| 24 | bls L2 | |
| 25 | cmp r2, #63 | |
| 26 | subls r2, r2, #32 | |
| 27 | mov ip, r1, asr #31 | |
| 28 | movls r2, r1, asr r2 | |
| 29 | movhi r2, ip | |
| 30 | mov r0, r2 | |
| 31 | mov r1, ip | |
| 32 | bx lr | |
| 33 | L2: | |
| 34 | cmp r2, #0 | |
| 35 | rsbne r3, r2, #32 | |
| 36 | movne r3, r1, asl r3 | |
| 37 | movne r1, r1, asr r2 | |
| 38 | orrne r0, r3, r0, lsr r2 | |
| 39 | bx lr |