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c7f33ca4 1/**\r
2 InterlockedCompareExchange32 function\r
3\r
2c7e5c2f
HT
4 Copyright (c) 2006 - 2007, Intel Corporation. All rights reserved.<BR>\r
5 This program and the accompanying materials\r
c7f33ca4 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#include "BaseLibInternals.h"\r
16\r
17//\r
18// Microsoft Visual Studio 7.1 Function Prototypes for I/O Intrinsics\r
19//\r
20long _InterlockedCompareExchange(\r
21 long volatile * Destination,\r
22 long Exchange,\r
23 long Comperand\r
24);\r
25\r
26#pragma intrinsic(_InterlockedCompareExchange)\r
27\r
28UINT32\r
29EFIAPI\r
30InternalSyncCompareExchange32 (\r
31 IN volatile UINT32 *Value,\r
32 IN UINT32 CompareValue,\r
33 IN UINT32 ExchangeValue\r
34 )\r
35{\r
36 return _InterlockedCompareExchange (Value, ExchangeValue, CompareValue);\r
37}\r
38\r