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;------------------------------------------------------------------------------
;
; Copyright (c) 2006 - 2016, 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:
;
;------------------------------------------------------------------------------
DEFAULT REL
SECTION .text
;------------------------------------------------------------------------------
; UINT16
; EFIAPI
; InternalSyncCompareExchange16 (
; IN volatile UINT16 *Value,
; IN UINT16 CompareValue,
; IN UINT16 ExchangeValue
; );
;------------------------------------------------------------------------------
global ASM_PFX(InternalSyncCompareExchange16)
ASM_PFX(InternalSyncCompareExchange16):
mov ax, dx
lock cmpxchg [rcx], r8w
ret
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