mirror of https://github.com/acidanthera/audk.git
42 lines
1.3 KiB
NASM
42 lines
1.3 KiB
NASM
;------------------------------------------------------------------------------
|
|
;
|
|
; Copyright (c) 2006, Intel Corporation
|
|
; All rights reserved. This program and the accompanying materials
|
|
; are licensed and made available under the terms and conditions of the BSD License
|
|
; which accompanies this distribution. The full text of the license may be found at
|
|
; http://opensource.org/licenses/bsd-license.php
|
|
;
|
|
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
;
|
|
; Module Name:
|
|
;
|
|
; InterlockedCompareExchange32.Asm
|
|
;
|
|
; Abstract:
|
|
;
|
|
; InterlockedCompareExchange32 function
|
|
;
|
|
; Notes:
|
|
;
|
|
;------------------------------------------------------------------------------
|
|
|
|
.code
|
|
|
|
;------------------------------------------------------------------------------
|
|
; UINT32
|
|
; EFIAPI
|
|
; InterlockedCompareExchange32 (
|
|
; IN UINT32 *Value,
|
|
; IN UINT32 CompareValue,
|
|
; IN UINT32 ExchangeValue
|
|
; );
|
|
;------------------------------------------------------------------------------
|
|
InternalSyncCompareExchange32 PROC
|
|
mov eax, edx
|
|
lock cmpxchg [rcx], r8d
|
|
ret
|
|
InternalSyncCompareExchange32 ENDP
|
|
|
|
END
|