878ddf1fc3
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
29 lines
1.0 KiB
ArmAsm
29 lines
1.0 KiB
ArmAsm
/// @file
|
|
/// Contains an implementation of InterlockedCompareExchange32 on Itanium-
|
|
/// based architecture.
|
|
///
|
|
/// 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.s
|
|
///
|
|
///
|
|
|
|
.auto
|
|
.text
|
|
|
|
.proc InternalSyncCompareExchange32
|
|
.type InternalSyncCompareExchange32, @function
|
|
InternalSyncCompareExchange32::
|
|
zxt4 r33 = r33
|
|
mov ar.ccv = r33
|
|
cmpxchg4.rel r8 = [r32], r34
|
|
mf
|
|
br.ret.sptk.many b0
|
|
.endp InternalSyncCompareExchange32
|