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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 = [r64], r34\r |
26 | mf\r |
27 | br.ret.sptk.many b0\r |
28 | .endp InternalSyncCompareExchange64 |