mirror of https://github.com/acidanthera/audk.git
64 lines
1.6 KiB
ArmAsm
64 lines
1.6 KiB
ArmAsm
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//
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// Include common header file for this module.
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//
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#include "CommonHeader.h"
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#------------------------------------------------------------------------------
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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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# SetMem64.S
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#
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# Abstract:
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#
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# SetMem64 function
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#
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# Notes:
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#
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#------------------------------------------------------------------------------
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.globl _InternalMemSetMem64
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#------------------------------------------------------------------------------
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# VOID *
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# EFIAPI
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# InternalMemSetMem64 (
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# IN VOID *Buffer,
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# IN UINTN Count,
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# IN UINT64 Value
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# );
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#------------------------------------------------------------------------------
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_InternalMemSetMem64:
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movl 4(%esp), %eax
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movl 8(%esp), %ecx
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testb $8, %al
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movl %eax, %edx
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movq 0xc(%esp), %xmm0
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jz L1
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movq %xmm0, (%edx)
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addl $8, %edx
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decl %ecx
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L1:
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shrl %ecx
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jz L_SetQwords
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movlhps %xmm0, %xmm0
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L2:
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movntdq %xmm0, (%edx)
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leal 16(%edx), %edx
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loop L2
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mfence
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L_SetQwords:
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jnc L3
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movq %xmm0, (%edx)
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L3:
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ret
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