09f08c92b2
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Hot Tian <hot.tian@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17010 6f19259b-4bc3-4df7-8a09-765794883524
31 lines
1.1 KiB
ArmAsm
31 lines
1.1 KiB
ArmAsm
/// @file
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/// Contains an implementation of InterlockedCompareExchange16 on Itanium-
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/// based architecture.
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///
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/// Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
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/// Copyright (c) 2015, Linaro Ltd. All rights reserved.<BR>
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/// This program and the accompanying materials
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/// are licensed and made available under the terms and conditions of the BSD License
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/// which accompanies this distribution. The full text of the license may be found at
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/// http://opensource.org/licenses/bsd-license.php.
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///
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/// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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///
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/// Module Name: InterlockedCompareExchange16.s
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///
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///
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.auto
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.text
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.proc InternalSyncCompareExchange16
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.type InternalSyncCompareExchange16, @function
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InternalSyncCompareExchange16::
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zxt2 r33 = r33
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mov ar.ccv = r33
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cmpxchg2.rel r8 = [r32], r34
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mf
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br.ret.sptk.many b0
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.endp InternalSyncCompareExchange16
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