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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(__lshrdi3) |
4e471bfd | 18 | |
19 | ASM_PFX(__lshrdi3): | |
2ef2b01e | 20 | cmp r2, #31 |
2ef2b01e A |
21 | bls L2 |
22 | cmp r2, #63 | |
23 | subls r2, r2, #32 | |
24 | movls r2, r1, lsr r2 | |
25 | movhi r2, #0 | |
26 | mov r0, r2 | |
27 | mov r1, #0 | |
28 | bx lr | |
29 | L2: | |
30 | cmp r2, #0 | |
31 | rsbne r3, r2, #32 | |
32 | movne r3, r1, asl r3 | |
33 | movne r1, r1, lsr r2 | |
34 | orrne r0, r3, r0, lsr r2 | |
35 | bx lr |