20ddf988e4
The BaseTools/Scripts/ConvertMasmToNasm.py script was used to convert Ia32/InterlockedCompareExchange32.asm to Ia32/InterlockedCompareExchange32.nasm Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
43 lines
1.4 KiB
NASM
43 lines
1.4 KiB
NASM
;------------------------------------------------------------------------------
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;
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; Copyright (c) 2006, Intel Corporation. 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:
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;
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; InterlockedCompareExchange32.Asm
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;
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; Abstract:
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;
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; InterlockedCompareExchange32 function
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;
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; Notes:
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;
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;------------------------------------------------------------------------------
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SECTION .text
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;------------------------------------------------------------------------------
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; UINT32
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; EFIAPI
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; InternalSyncCompareExchange32 (
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; IN UINT32 *Value,
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; IN UINT32 CompareValue,
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; IN UINT32 ExchangeValue
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; );
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;------------------------------------------------------------------------------
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global ASM_PFX(InternalSyncCompareExchange32)
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ASM_PFX(InternalSyncCompareExchange32):
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mov ecx, [esp + 4]
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mov eax, [esp + 8]
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mov edx, [esp + 12]
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lock cmpxchg [ecx], edx
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ret
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