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f1baef62 | 1 | /// @file\r |
2 | /// Contains an implementation of InterlockedCompareExchange64 on Itanium-\r | |
3 | /// based architecture.\r | |
4 | ///\r | |
5 | /// Copyright (c) 2006, Intel Corporation\r | |
6 | /// All rights reserved. This program and the accompanying materials\r | |
7 | /// are licensed and made available under the terms and conditions of the BSD License\r | |
8 | /// which accompanies this distribution. The full text of the license may be found at\r | |
9 | /// http://opensource.org/licenses/bsd-license.php\r | |
10 | ///\r | |
11 | /// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | /// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | ///\r | |
14 | /// Module Name: InterlockedCompareExchange64.s\r | |
15 | ///\r | |
16 | ///\r | |
17 | \r | |
18 | .auto\r | |
19 | .text\r | |
20 | \r | |
21 | .proc InternalSyncCompareExchange64\r | |
22 | .type InternalSyncCompareExchange64, @function\r | |
23 | InternalSyncCompareExchange64::\r | |
24 | mov ar.ccv = r33\r | |
25 | cmpxchg8.rel r8 = [r32], r34\r | |
26 | mf\r | |
27 | br.ret.sptk.many b0\r | |
28 | .endp InternalSyncCompareExchange64 |