;------------------------------------------------------------------------------ ; ; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR> ; Copyright (c) 2015, Linaro Ltd. All rights reserved.<BR> ; 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: ; ; InterlockedCompareExchange16.Asm ; ; Abstract: ; ; InterlockedCompareExchange16 function ; ; Notes: ; ;------------------------------------------------------------------------------ .code ;------------------------------------------------------------------------------ ; UINT16 ; EFIAPI ; InterlockedCompareExchange16 ( ; IN UINT16 *Value, ; IN UINT16 CompareValue, ; IN UINT16 ExchangeValue ; ); ;------------------------------------------------------------------------------ InternalSyncCompareExchange16 PROC mov ax, dx lock cmpxchg [rcx], r8w ret InternalSyncCompareExchange16 ENDP END