You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
42 lines
1.3 KiB
42 lines
1.3 KiB
4 years ago
|
;------------------------------------------------------------------------------
|
||
|
|
;
|
||
|
|
; Copyright (c) 2006 - 2016, Intel Corporation. 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:
|
||
|
|
;
|
||
|
|
; InterlockedCompareExchange32.Asm
|
||
|
|
;
|
||
|
|
; Abstract:
|
||
|
|
;
|
||
|
|
; InterlockedCompareExchange32 function
|
||
|
|
;
|
||
|
|
; Notes:
|
||
|
|
;
|
||
|
|
;------------------------------------------------------------------------------
|
||
|
|
|
||
|
|
DEFAULT REL
|
||
|
|
SECTION .text
|
||
|
|
|
||
|
|
;------------------------------------------------------------------------------
|
||
|
|
; UINT32
|
||
|
|
; EFIAPI
|
||
|
|
; InternalSyncCompareExchange32 (
|
||
|
|
; IN volatile UINT32 *Value,
|
||
|
|
; IN UINT32 CompareValue,
|
||
|
|
; IN UINT32 ExchangeValue
|
||
|
|
; );
|
||
|
|
;------------------------------------------------------------------------------
|
||
|
|
global ASM_PFX(InternalSyncCompareExchange32)
|
||
|
|
ASM_PFX(InternalSyncCompareExchange32):
|
||
|
|
mov eax, edx
|
||
|
|
lock cmpxchg [rcx], r8d
|
||
|
|
ret
|
||
|
|
|