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76aee8f4 | 1 | #------------------------------------------------------------------------------\r |
2 | #\r | |
3 | # Copyright (c) 2013, ARM. All rights reserved.<BR>\r | |
4 | #\r | |
5 | # This program and the accompanying materials\r | |
6 | # are licensed and made available under the terms and conditions of the BSD License\r | |
7 | # which accompanies this distribution. The full text of the license may be found at\r | |
8 | # http://opensource.org/licenses/bsd-license.php\r | |
9 | #\r | |
10 | # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | #\r | |
13 | #------------------------------------------------------------------------------\r | |
14 | \r | |
15 | \r | |
16 | .text\r | |
17 | .align 2\r | |
18 | GCC_ASM_EXPORT(__aeabi_llsr)\r | |
19 | \r | |
20 | #\r | |
21 | #VOID\r | |
22 | #EFIAPI\r | |
23 | #__aeabi_llsr (\r | |
24 | # IN VOID *Destination,\r | |
25 | # IN VOID *Source,\r | |
26 | # IN UINT32 Size\r | |
27 | # );\r | |
28 | #\r | |
29 | ASM_PFX(__aeabi_llsr):\r | |
30 | subs r3,r2,#0x20\r | |
31 | bpl 1f\r | |
32 | rsb r3,r2,#0x20\r | |
33 | lsr r0,r0,r2\r | |
34 | orr r0,r0,r1,lsl r3\r | |
35 | lsr r1,r1,r2\r | |
36 | bx lr\r | |
37 | 1:\r | |
38 | lsr r0,r1,r3\r | |
39 | mov r1,#0\r | |
40 | bx lr\r |