mirror of https://github.com/acidanthera/audk.git
39 lines
1.2 KiB
ArmAsm
39 lines
1.2 KiB
ArmAsm
#------------------------------------------------------------------------------
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#
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# Copyright (c) 2006, Intel Corporation
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# All rights reserved. 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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# InterlockedDecrement.Asm
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#
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# Abstract:
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#
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# InternalSyncDecrement function
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#
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# Notes:
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#
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#------------------------------------------------------------------------------
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.globl ASM_PFX(InternalSyncDecrement)
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#------------------------------------------------------------------------------
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# UINT32
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# EFIAPI
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# InternalSyncDecrement (
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# IN UINT32 *Value
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# );
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#------------------------------------------------------------------------------
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ASM_PFX(InternalSyncDecrement):
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movl 4(%esp), %eax
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lock
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decl (%eax)
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movl (%eax), %eax
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ret
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