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61 lines
1.6 KiB
61 lines
1.6 KiB
4 years ago
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#
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# ConvertAsm.py: Automatically generated from SetMem64.asm
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#
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#------------------------------------------------------------------------------
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#
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# Copyright (c) 2006 - 2009, 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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# 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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#------------------------------------------------------------------------------
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# VOID *
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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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ASM_GLOBAL ASM_PFX(InternalMemSetMem64)
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ASM_PFX(InternalMemSetMem64):
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movq %rcx, %rax # rax <- Buffer
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xchgq %rdx, %rcx # rcx <- Count & rdx <- Buffer
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testb $8, %dl
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movd %r8, %xmm0
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jz L0
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movq %r8, (%rdx)
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addq $8, %rdx
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decq %rcx
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L0:
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shrq $1, %rcx
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jz L_SetQwords
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movlhps %xmm0, %xmm0
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L1:
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movntdq %xmm0, (%rdx)
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leaq 16(%rdx), %rdx
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loop L1
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mfence
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L_SetQwords:
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jnc L2
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movq %r8, (%rdx)
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L2:
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ret
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