add corresponding .S files for BaseMemoryLibXXX X64 arch. Note that we use ".intel_syntax noprefix" directive to simplify the .S implementation.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6184 6f19259b-4bc3-4df7-8a09-765794883524
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57
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.S
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57
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.S
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#
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# ConvertAsm.py: Automatically generated from ScanMem32.asm
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#
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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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# ScanMem32.S
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#
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# Abstract:
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#
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# ScanMem32 function
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#
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# Notes:
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#
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# The following BaseMemoryLib instances contain the same copy of this file:
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#
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# BaseMemoryLibRepStr
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# BaseMemoryLibMmx
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# BaseMemoryLibSse2
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# BaseMemoryLibOptDxe
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# BaseMemoryLibOptPei
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#
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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# CONST VOID *
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# EFIAPI
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# InternalMemScanMem32 (
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# IN CONST VOID *Buffer,
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# IN UINTN Length,
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# IN UINT32 Value
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# );
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#------------------------------------------------------------------------------
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.intel_syntax noprefix
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.globl ASM_PFX(InternalMemScanMem32)
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ASM_PFX(InternalMemScanMem32):
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push rdi
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mov rdi, rcx
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mov rax, r8
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mov rcx, rdx
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repne scasd
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lea rax, [rdi - 4]
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cmovnz rax, rcx
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pop rdi
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ret
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