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1e57a462 | 1 | #/** @file\r |
2 | # Compiler intrinsic for ARM compiler\r | |
3 | #\r | |
4 | # Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\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 | .p2align 2\r | |
18 | \r | |
19 | GCC_ASM_EXPORT(__switch16)\r | |
20 | \r | |
21 | ASM_PFX(__switch16):\r | |
22 | ldrh ip, [lr, #-1]\r | |
23 | cmp r0, ip\r | |
24 | add r0, lr, r0, lsl #1\r | |
25 | ldrccsh r0, [r0, #1]\r | |
26 | add ip, lr, ip, lsl #1\r | |
27 | ldrcssh r0, [ip, #1]\r | |
28 | add ip, lr, r0, lsl #1\r | |
29 | bx ip\r | |
30 | \r | |
31 | \r |