Import some basic libraries instances for Mde Packages.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2704 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
143
MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf
Normal file
143
MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf
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@@ -0,0 +1,143 @@
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#/** @file
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# Component description file for SSE2 Base Memory Library
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#
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# Base Memory Library that uses XMM registers for high performance.
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# Optimized for use in DXE.
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# Copyright (c) 2007, Intel Corporation
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#
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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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# 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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#
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#**/
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################################################################################
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#
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# Defines Section - statements that will be processed to create a Makefile.
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#
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################################################################################
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[Defines]
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INF_VERSION = 0x00010005
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BASE_NAME = BaseMemoryLibSse2
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FILE_GUID = 65a18235-5096-4032-8c63-214f0249ce8d
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MODULE_TYPE = BASE
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VERSION_STRING = 1.0
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LIBRARY_CLASS = BaseMemoryLib
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EDK_RELEASE_VERSION = 0x00020000
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EFI_SPECIFICATION_VERSION = 0x00020000
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#
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# The following information is for reference only and not required by the build tools.
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#
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# VALID_ARCHITECTURES = IA32 X64
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#
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################################################################################
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#
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# Sources Section - list of files that are required for the build to succeed.
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#
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################################################################################
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[Sources.common]
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MemLibInternals.h
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CommonHeader.h
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[Sources.Ia32]
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Ia32/ScanMem64.S
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Ia32/ScanMem32.S
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Ia32/ScanMem16.S
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Ia32/ScanMem8.S
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Ia32/CompareMem.S
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Ia32/ZeroMem.S
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Ia32/SetMem64.S
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Ia32/SetMem32.S
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Ia32/SetMem16.S
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Ia32/SetMem.S
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Ia32/CopyMem.S
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Ia32/ScanMem64.asm
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Ia32/ScanMem32.asm
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Ia32/ScanMem16.asm
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Ia32/ScanMem8.asm
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Ia32/CompareMem.asm
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Ia32/ZeroMem.asm
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Ia32/SetMem64.asm
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Ia32/SetMem32.asm
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Ia32/SetMem16.asm
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Ia32/SetMem.asm
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Ia32/CopyMem.asm
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ScanMem64Wrapper.c
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ScanMem32Wrapper.c
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ScanMem16Wrapper.c
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ScanMem8Wrapper.c
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ZeroMemWrapper.c
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CompareMemWrapper.c
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SetMem64Wrapper.c
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SetMem32Wrapper.c
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SetMem16Wrapper.c
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SetMemWrapper.c
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CopyMemWrapper.c
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MemLibGuid.c
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[Sources.X64]
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x64/ScanMem64.asm
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x64/ScanMem32.asm
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x64/ScanMem16.asm
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x64/ScanMem8.asm
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x64/CompareMem.asm
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x64/ZeroMem.asm
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x64/SetMem64.asm
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x64/SetMem32.asm
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x64/SetMem16.asm
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x64/SetMem.asm
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x64/CopyMem.asm
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ScanMem64Wrapper.c
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ScanMem32Wrapper.c
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ScanMem16Wrapper.c
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ScanMem8Wrapper.c
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ZeroMemWrapper.c
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CompareMemWrapper.c
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SetMem64Wrapper.c
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SetMem32Wrapper.c
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SetMem16Wrapper.c
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SetMemWrapper.c
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CopyMemWrapper.c
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MemLibGuid.c
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################################################################################
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#
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# Includes Section - list of Include locations that are required for
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# this module.
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#
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################################################################################
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[Includes]
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$(WORKSPACE)/MdePkg\Include/Library
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################################################################################
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#
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# Package Dependency Section - list of Package files that are required for
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# this module.
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#
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################################################################################
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[Packages]
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MdePkg/MdePkg.dec
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################################################################################
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#
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# Library Class Section - list of Library Classes that are required for
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# this module.
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#
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################################################################################
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[LibraryClasses]
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DebugLib
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BaseLib
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|
103
MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.msa
Normal file
103
MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.msa
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@@ -0,0 +1,103 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0">
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<MsaHeader>
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<ModuleName>BaseMemoryLibSse2</ModuleName>
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<ModuleType>BASE</ModuleType>
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<GuidValue>65a18235-5096-4032-8c63-214f0249ce8d</GuidValue>
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<Version>1.0</Version>
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<Abstract>Component description file for SSE2 Base Memory Library</Abstract>
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<Description>Base Memory Library that uses XMM registers for high performance.
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Optimized for use in DXE.</Description>
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<Copyright>Copyright (c) 2006, Intel Corporation</Copyright>
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<License>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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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.</License>
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<Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052</Specification>
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</MsaHeader>
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<ModuleDefinitions>
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<SupportedArchitectures>IA32 X64</SupportedArchitectures>
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<BinaryModule>false</BinaryModule>
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<OutputFileBasename>BaseMemoryLibSse2</OutputFileBasename>
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</ModuleDefinitions>
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<LibraryClassDefinitions>
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<LibraryClass Usage="ALWAYS_PRODUCED">
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<Keyword>BaseMemoryLib</Keyword>
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</LibraryClass>
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<LibraryClass Usage="ALWAYS_CONSUMED">
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<Keyword>BaseLib</Keyword>
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</LibraryClass>
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<LibraryClass Usage="ALWAYS_CONSUMED">
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<Keyword>DebugLib</Keyword>
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</LibraryClass>
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</LibraryClassDefinitions>
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<SourceFiles>
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<Filename>MemLibInternals.h</Filename>
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<Filename SupArchList="IA32">MemLibGuid.c</Filename>
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<Filename SupArchList="IA32">CopyMemWrapper.c</Filename>
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<Filename SupArchList="IA32">SetMemWrapper.c</Filename>
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<Filename SupArchList="IA32">SetMem16Wrapper.c</Filename>
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<Filename SupArchList="IA32">SetMem32Wrapper.c</Filename>
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<Filename SupArchList="IA32">SetMem64Wrapper.c</Filename>
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<Filename SupArchList="IA32">CompareMemWrapper.c</Filename>
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<Filename SupArchList="IA32">ZeroMemWrapper.c</Filename>
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<Filename SupArchList="IA32">ScanMem8Wrapper.c</Filename>
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<Filename SupArchList="IA32">ScanMem16Wrapper.c</Filename>
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<Filename SupArchList="IA32">ScanMem32Wrapper.c</Filename>
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<Filename SupArchList="IA32">ScanMem64Wrapper.c</Filename>
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<Filename SupArchList="IA32">Ia32/CopyMem.asm</Filename>
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<Filename SupArchList="IA32">Ia32/SetMem.asm</Filename>
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<Filename SupArchList="IA32">Ia32/SetMem16.asm</Filename>
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<Filename SupArchList="IA32">Ia32/SetMem32.asm</Filename>
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<Filename SupArchList="IA32">Ia32/SetMem64.asm</Filename>
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<Filename SupArchList="IA32">Ia32/ZeroMem.asm</Filename>
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<Filename SupArchList="IA32">Ia32/CompareMem.asm</Filename>
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<Filename SupArchList="IA32">Ia32/ScanMem8.asm</Filename>
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<Filename SupArchList="IA32">Ia32/ScanMem16.asm</Filename>
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<Filename SupArchList="IA32">Ia32/ScanMem32.asm</Filename>
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<Filename SupArchList="IA32">Ia32/ScanMem64.asm</Filename>
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<Filename SupArchList="IA32">Ia32/CopyMem.S</Filename>
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<Filename SupArchList="IA32">Ia32/SetMem.S</Filename>
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<Filename SupArchList="IA32">Ia32/SetMem16.S</Filename>
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<Filename SupArchList="IA32">Ia32/SetMem32.S</Filename>
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<Filename SupArchList="IA32">Ia32/SetMem64.S</Filename>
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<Filename SupArchList="IA32">Ia32/ZeroMem.S</Filename>
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<Filename SupArchList="IA32">Ia32/CompareMem.S</Filename>
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<Filename SupArchList="IA32">Ia32/ScanMem8.S</Filename>
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<Filename SupArchList="IA32">Ia32/ScanMem16.S</Filename>
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<Filename SupArchList="IA32">Ia32/ScanMem32.S</Filename>
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<Filename SupArchList="IA32">Ia32/ScanMem64.S</Filename>
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<Filename SupArchList="X64">MemLibGuid.c</Filename>
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<Filename SupArchList="X64">CopyMemWrapper.c</Filename>
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<Filename SupArchList="X64">SetMemWrapper.c</Filename>
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<Filename SupArchList="X64">SetMem16Wrapper.c</Filename>
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<Filename SupArchList="X64">SetMem32Wrapper.c</Filename>
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<Filename SupArchList="X64">SetMem64Wrapper.c</Filename>
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<Filename SupArchList="X64">CompareMemWrapper.c</Filename>
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<Filename SupArchList="X64">ZeroMemWrapper.c</Filename>
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<Filename SupArchList="X64">ScanMem8Wrapper.c</Filename>
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<Filename SupArchList="X64">ScanMem16Wrapper.c</Filename>
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<Filename SupArchList="X64">ScanMem32Wrapper.c</Filename>
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<Filename SupArchList="X64">ScanMem64Wrapper.c</Filename>
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<Filename SupArchList="X64">x64/CopyMem.asm</Filename>
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<Filename SupArchList="X64">x64/SetMem.asm</Filename>
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<Filename SupArchList="X64">x64/SetMem16.asm</Filename>
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<Filename SupArchList="X64">x64/SetMem32.asm</Filename>
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<Filename SupArchList="X64">x64/SetMem64.asm</Filename>
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<Filename SupArchList="X64">x64/ZeroMem.asm</Filename>
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<Filename SupArchList="X64">x64/CompareMem.asm</Filename>
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<Filename SupArchList="X64">x64/ScanMem8.asm</Filename>
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<Filename SupArchList="X64">x64/ScanMem16.asm</Filename>
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<Filename SupArchList="X64">x64/ScanMem32.asm</Filename>
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<Filename SupArchList="X64">x64/ScanMem64.asm</Filename>
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</SourceFiles>
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<PackageDependencies>
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<Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>
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</PackageDependencies>
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<Externs>
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<Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>
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<Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
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</Externs>
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</ModuleSurfaceArea>
|
33
MdePkg/Library/BaseMemoryLibSse2/CommonHeader.h
Normal file
33
MdePkg/Library/BaseMemoryLibSse2/CommonHeader.h
Normal file
@@ -0,0 +1,33 @@
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/**@file
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Common header file shared by all source files.
|
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This file includes package header files, library classes and protocol, PPI & GUID definitions.
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|
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Copyright (c) 2007, Intel Corporation
|
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All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
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**/
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#ifndef __COMMON_HEADER_H_
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#define __COMMON_HEADER_H_
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//
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// The package level header files this module uses
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//
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#include <Base.h>
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//
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// The protocols, PPI and GUID defintions for this module
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//
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//
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// The Library classes this module consumes
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//
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#include <Library/BaseMemoryLib.h>
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#include <Library/BaseLib.h>
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#include <Library/DebugLib.h>
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#endif
|
72
MdePkg/Library/BaseMemoryLibSse2/CompareMemWrapper.c
Normal file
72
MdePkg/Library/BaseMemoryLibSse2/CompareMemWrapper.c
Normal file
@@ -0,0 +1,72 @@
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/** @file
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CompareMem() implementation.
|
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|
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Copyright (c) 2006, Intel Corporation<BR>
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All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
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|
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Module Name: CompareMemWrapper.c
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The following BaseMemoryLib instances share the same version of this file:
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BaseMemoryLib
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BaseMemoryLibMmx
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BaseMemoryLibSse2
|
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BaseMemoryLibRepStr
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PeiMemoryLib
|
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DxeMemoryLib
|
||||
|
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**/
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||||
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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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#include "MemLibInternals.h"
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|
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/**
|
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Compares the contents of two buffers.
|
||||
|
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This function compares Length bytes of SourceBuffer to Length bytes of DestinationBuffer.
|
||||
If all Length bytes of the two buffers are identical, then 0 is returned. Otherwise, the
|
||||
value returned is the first mismatched byte in SourceBuffer subtracted from the first
|
||||
mismatched byte in DestinationBuffer.
|
||||
If Length > 0 and DestinationBuffer is NULL and Length > 0, then ASSERT().
|
||||
If Length > 0 and SourceBuffer is NULL and Length > 0, then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS - DestinationBuffer + 1), then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS - SourceBuffer + 1), then ASSERT().
|
||||
|
||||
|
||||
@param DestinationBuffer Pointer to the destination buffer to compare.
|
||||
@param SourceBuffer Pointer to the source buffer to compare.
|
||||
@param Length Number of bytes to compare.
|
||||
|
||||
@return 0 All Length bytes of the two buffers are identical.
|
||||
@retval Non-zero The first mismatched byte in SourceBuffer subtracted from the first
|
||||
mismatched byte in DestinationBuffer.
|
||||
|
||||
**/
|
||||
INTN
|
||||
EFIAPI
|
||||
CompareMem (
|
||||
IN CONST VOID *DestinationBuffer,
|
||||
IN CONST VOID *SourceBuffer,
|
||||
IN UINTN Length
|
||||
)
|
||||
{
|
||||
if (Length == 0) {
|
||||
return 0;
|
||||
}
|
||||
ASSERT (DestinationBuffer != NULL);
|
||||
ASSERT (SourceBuffer != NULL);
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)DestinationBuffer));
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)SourceBuffer));
|
||||
|
||||
return InternalMemCompareMem (DestinationBuffer, SourceBuffer, Length);
|
||||
}
|
67
MdePkg/Library/BaseMemoryLibSse2/CopyMemWrapper.c
Normal file
67
MdePkg/Library/BaseMemoryLibSse2/CopyMemWrapper.c
Normal file
@@ -0,0 +1,67 @@
|
||||
/** @file
|
||||
CopyMem() implementation.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: CopyMemWrapper.c
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "MemLibInternals.h"
|
||||
|
||||
/**
|
||||
Copies a source buffer to a destination buffer, and returns the destination buffer.
|
||||
|
||||
This function copies Length bytes from SourceBuffer to DestinationBuffer, and returns
|
||||
DestinationBuffer. The implementation must be reentrant, and it must handle the case
|
||||
where SourceBuffer overlaps DestinationBuffer.
|
||||
If Length is greater than (MAX_ADDRESS - DestinationBuffer + 1), then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS - SourceBuffer + 1), then ASSERT().
|
||||
|
||||
@param DestinationBuffer Pointer to the destination buffer of the memory copy.
|
||||
@param SourceBuffer Pointer to the source buffer of the memory copy.
|
||||
@param Length Number of bytes to copy from SourceBuffer to DestinationBuffer.
|
||||
|
||||
@return DestinationBuffer.
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
CopyMem (
|
||||
OUT VOID *DestinationBuffer,
|
||||
IN CONST VOID *SourceBuffer,
|
||||
IN UINTN Length
|
||||
)
|
||||
{
|
||||
if (Length == 0) {
|
||||
return DestinationBuffer;
|
||||
}
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)DestinationBuffer));
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)SourceBuffer));
|
||||
|
||||
if (DestinationBuffer == SourceBuffer) {
|
||||
return DestinationBuffer;
|
||||
}
|
||||
return InternalMemCopyMem (DestinationBuffer, SourceBuffer, Length);
|
||||
}
|
58
MdePkg/Library/BaseMemoryLibSse2/Ia32/CompareMem.S
Normal file
58
MdePkg/Library/BaseMemoryLibSse2/Ia32/CompareMem.S
Normal file
@@ -0,0 +1,58 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
#
|
||||
# Copyright (c) 2006, Intel Corporation
|
||||
# All rights reserved. This program and the accompanying materials
|
||||
# are licensed and made available under the terms and conditions of the BSD License
|
||||
# which accompanies this distribution. The full text of the license may be found at
|
||||
# http://opensource.org/licenses/bsd-license.php
|
||||
#
|
||||
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# CompareMem.Asm
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# CompareMem function
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
# The following BaseMemoryLib instances share the same version of this file:
|
||||
#
|
||||
# BaseMemoryLibRepStr
|
||||
# BaseMemoryLibMmx
|
||||
# BaseMemoryLibSse2
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.globl _InternalMemCompareMem
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# INTN
|
||||
# EFIAPI
|
||||
# InternalMemCompareMem (
|
||||
# IN CONST VOID *DestinationBuffer,
|
||||
# IN CONST VOID *SourceBuffer,
|
||||
# IN UINTN Length
|
||||
# );
|
||||
#------------------------------------------------------------------------------
|
||||
_InternalMemCompareMem:
|
||||
push %esi
|
||||
push %edi
|
||||
movl 12(%esp), %esi
|
||||
movl 16(%esp), %edi
|
||||
movl 20(%esp), %ecx
|
||||
repe cmpsb
|
||||
movzbl -1(%esi), %eax
|
||||
movzbl -1(%edi), %edx
|
||||
subl %edx, %eax
|
||||
pop %edi
|
||||
pop %esi
|
||||
ret
|
59
MdePkg/Library/BaseMemoryLibSse2/Ia32/CompareMem.asm
Normal file
59
MdePkg/Library/BaseMemoryLibSse2/Ia32/CompareMem.asm
Normal file
@@ -0,0 +1,59 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Copyright (c) 2006, Intel Corporation
|
||||
; All rights reserved. This program and the accompanying materials
|
||||
; are licensed and made available under the terms and conditions of the BSD License
|
||||
; which accompanies this distribution. The full text of the license may be found at
|
||||
; http://opensource.org/licenses/bsd-license.php
|
||||
;
|
||||
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; CompareMem.Asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; CompareMem function
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
; The following BaseMemoryLib instances share the same version of this file:
|
||||
;
|
||||
; BaseMemoryLibRepStr
|
||||
; BaseMemoryLibMmx
|
||||
; BaseMemoryLibSse2
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
.code
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; INTN
|
||||
; EFIAPI
|
||||
; InternalMemCompareMem (
|
||||
; IN CONST VOID *DestinationBuffer,
|
||||
; IN CONST VOID *SourceBuffer,
|
||||
; IN UINTN Length
|
||||
; );
|
||||
;------------------------------------------------------------------------------
|
||||
InternalMemCompareMem PROC USES esi edi
|
||||
mov esi, [esp + 12]
|
||||
mov edi, [esp + 16]
|
||||
mov ecx, [esp + 20]
|
||||
repe cmpsb
|
||||
movzx eax, byte ptr [esi - 1]
|
||||
movzx edx, byte ptr [edi - 1]
|
||||
sub eax, edx
|
||||
ret
|
||||
InternalMemCompareMem ENDP
|
||||
|
||||
END
|
90
MdePkg/Library/BaseMemoryLibSse2/Ia32/CopyMem.S
Normal file
90
MdePkg/Library/BaseMemoryLibSse2/Ia32/CopyMem.S
Normal file
@@ -0,0 +1,90 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
#
|
||||
# Copyright (c) 2006, Intel Corporation
|
||||
# All rights reserved. This program and the accompanying materials
|
||||
# are licensed and made available under the terms and conditions of the BSD License
|
||||
# which accompanies this distribution. The full text of the license may be found at
|
||||
# http://opensource.org/licenses/bsd-license.php
|
||||
#
|
||||
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# CopyMem.asm
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# CopyMem function
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.globl _InternalMemCopyMem
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# VOID *
|
||||
# EFIAPI
|
||||
# InternalMemCopyMem (
|
||||
# IN VOID *Destination,
|
||||
# IN VOID *Source,
|
||||
# IN UINTN Count
|
||||
# );
|
||||
#------------------------------------------------------------------------------
|
||||
_InternalMemCopyMem:
|
||||
push %esi
|
||||
push %edi
|
||||
movl 16(%esp), %esi # esi <- Source
|
||||
movl 12(%esp), %edi # edi <- Destination
|
||||
movl 20(%esp), %edx # edx <- Count
|
||||
leal -1(%esi,%edx,), %eax # eax <- End of Source
|
||||
cmpl %edi, %esi
|
||||
jae L0
|
||||
cmpl %edi, %eax # Overlapped?
|
||||
jae L_CopyBackward # Copy backward if overlapped
|
||||
L0:
|
||||
xorl %ecx, %ecx
|
||||
subl %edi, %ecx
|
||||
andl $15, %ecx # ecx + edi aligns on 16-byte boundary
|
||||
jz L1
|
||||
cmpl %edx, %ecx
|
||||
cmova %edx, %ecx
|
||||
subl %ecx, %edx # edx <- remaining bytes to copy
|
||||
rep
|
||||
movsb
|
||||
L1:
|
||||
movl %edx, %ecx
|
||||
andl $15, %edx
|
||||
shrl $4, %ecx # ecx <- # of DQwords to copy
|
||||
jz L_CopyBytes
|
||||
addl $-16, %esp
|
||||
movdqu %xmm0, (%esp)
|
||||
L2:
|
||||
movdqu (%esi), %xmm0
|
||||
movntdq %xmm0, (%edi)
|
||||
addl $16, %esi
|
||||
addl $16, %edi
|
||||
loop L2
|
||||
mfence
|
||||
movdqu (%esp),%xmm0
|
||||
addl $16, %esp # stack cleanup
|
||||
jmp L_CopyBytes
|
||||
L_CopyBackward:
|
||||
movl %eax, %esi # esi <- Last byte in Source
|
||||
leal -1(%edi,%edx,), %edi # edi <- Last byte in Destination
|
||||
std
|
||||
L_CopyBytes:
|
||||
movl %edx, %ecx
|
||||
rep
|
||||
movsb
|
||||
cld
|
||||
movl 12(%esp), %eax # eax <- Destination as return value
|
||||
pop %edi
|
||||
pop %esi
|
||||
ret
|
89
MdePkg/Library/BaseMemoryLibSse2/Ia32/CopyMem.asm
Normal file
89
MdePkg/Library/BaseMemoryLibSse2/Ia32/CopyMem.asm
Normal file
@@ -0,0 +1,89 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Copyright (c) 2006, Intel Corporation
|
||||
; All rights reserved. This program and the accompanying materials
|
||||
; are licensed and made available under the terms and conditions of the BSD License
|
||||
; which accompanies this distribution. The full text of the license may be found at
|
||||
; http://opensource.org/licenses/bsd-license.php
|
||||
;
|
||||
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; CopyMem.asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; CopyMem function
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
.xmm
|
||||
.code
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; VOID *
|
||||
; InternalMemCopyMem (
|
||||
; IN VOID *Destination,
|
||||
; IN VOID *Source,
|
||||
; IN UINTN Count
|
||||
; );
|
||||
;------------------------------------------------------------------------------
|
||||
InternalMemCopyMem PROC USES esi edi
|
||||
mov esi, [esp + 16] ; esi <- Source
|
||||
mov edi, [esp + 12] ; edi <- Destination
|
||||
mov edx, [esp + 20] ; edx <- Count
|
||||
lea eax, [esi + edx - 1] ; eax <- End of Source
|
||||
cmp esi, edi
|
||||
jae @F
|
||||
cmp eax, edi ; Overlapped?
|
||||
jae @CopyBackward ; Copy backward if overlapped
|
||||
@@:
|
||||
xor ecx, ecx
|
||||
sub ecx, edi
|
||||
and ecx, 15 ; ecx + edi aligns on 16-byte boundary
|
||||
jz @F
|
||||
cmp ecx, edx
|
||||
cmova ecx, edx
|
||||
sub edx, ecx ; edx <- remaining bytes to copy
|
||||
rep movsb
|
||||
@@:
|
||||
mov ecx, edx
|
||||
and edx, 15
|
||||
shr ecx, 4 ; ecx <- # of DQwords to copy
|
||||
jz @CopyBytes
|
||||
add esp, -16
|
||||
movdqu [esp], xmm0 ; save xmm0
|
||||
@@:
|
||||
movdqu xmm0, [esi] ; esi may not be 16-bytes aligned
|
||||
movntdq [edi], xmm0 ; edi should be 16-bytes aligned
|
||||
add esi, 16
|
||||
add edi, 16
|
||||
loop @B
|
||||
mfence
|
||||
movdqu xmm0, [esp] ; restore xmm0
|
||||
add esp, 16 ; stack cleanup
|
||||
jmp @CopyBytes
|
||||
@CopyBackward:
|
||||
mov esi, eax ; esi <- Last byte in Source
|
||||
lea edi, [edi + edx - 1] ; edi <- Last byte in Destination
|
||||
std
|
||||
@CopyBytes:
|
||||
mov ecx, edx
|
||||
rep movsb
|
||||
cld
|
||||
mov eax, [esp + 12] ; eax <- Destination as return value
|
||||
ret
|
||||
InternalMemCopyMem ENDP
|
||||
|
||||
END
|
55
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem16.S
Normal file
55
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem16.S
Normal file
@@ -0,0 +1,55 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
#
|
||||
# Copyright (c) 2006, Intel Corporation
|
||||
# All rights reserved. This program and the accompanying materials
|
||||
# are licensed and made available under the terms and conditions of the BSD License
|
||||
# which accompanies this distribution. The full text of the license may be found at
|
||||
# http://opensource.org/licenses/bsd-license.php
|
||||
#
|
||||
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# ScanMem16.Asm
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# ScanMem16 function
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
# The following BaseMemoryLib instances share the same version of this file:
|
||||
#
|
||||
# BaseMemoryLibRepStr
|
||||
# BaseMemoryLibMmx
|
||||
# BaseMemoryLibSse2
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.globl _InternalMemScanMem16
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# CONST VOID *
|
||||
# EFIAPI
|
||||
# InternalMemScanMem16 (
|
||||
# IN CONST VOID *Buffer,
|
||||
# IN UINTN Length,
|
||||
# IN UINT16 Value
|
||||
# );
|
||||
#------------------------------------------------------------------------------
|
||||
_InternalMemScanMem16:
|
||||
push %edi
|
||||
movl 12(%esp), %ecx
|
||||
movl 8(%esp), %edi
|
||||
movl 16(%esp), %eax
|
||||
repne scasw
|
||||
leal -2(%edi), %eax
|
||||
cmovnz %ecx, %eax
|
||||
pop %edi
|
||||
ret
|
58
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem16.asm
Normal file
58
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem16.asm
Normal file
@@ -0,0 +1,58 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Copyright (c) 2006, Intel Corporation
|
||||
; All rights reserved. This program and the accompanying materials
|
||||
; are licensed and made available under the terms and conditions of the BSD License
|
||||
; which accompanies this distribution. The full text of the license may be found at
|
||||
; http://opensource.org/licenses/bsd-license.php
|
||||
;
|
||||
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; ScanMem16.Asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; ScanMem16 function
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
; The following BaseMemoryLib instances share the same version of this file:
|
||||
;
|
||||
; BaseMemoryLibRepStr
|
||||
; BaseMemoryLibMmx
|
||||
; BaseMemoryLibSse2
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
.code
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; CONST VOID *
|
||||
; EFIAPI
|
||||
; InternalMemScanMem16 (
|
||||
; IN CONST VOID *Buffer,
|
||||
; IN UINTN Length,
|
||||
; IN UINT16 Value
|
||||
; );
|
||||
;------------------------------------------------------------------------------
|
||||
InternalMemScanMem16 PROC USES edi
|
||||
mov ecx, [esp + 12]
|
||||
mov edi, [esp + 8]
|
||||
mov eax, [esp + 16]
|
||||
repne scasw
|
||||
lea eax, [edi - 2]
|
||||
cmovnz eax, ecx
|
||||
ret
|
||||
InternalMemScanMem16 ENDP
|
||||
|
||||
END
|
55
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem32.S
Normal file
55
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem32.S
Normal file
@@ -0,0 +1,55 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
#
|
||||
# Copyright (c) 2006, Intel Corporation
|
||||
# All rights reserved. This program and the accompanying materials
|
||||
# are licensed and made available under the terms and conditions of the BSD License
|
||||
# which accompanies this distribution. The full text of the license may be found at
|
||||
# http://opensource.org/licenses/bsd-license.php
|
||||
#
|
||||
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# ScanMem32.Asm
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# ScanMem32 function
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
# The following BaseMemoryLib instances share the same version of this file:
|
||||
#
|
||||
# BaseMemoryLibRepStr
|
||||
# BaseMemoryLibMmx
|
||||
# BaseMemoryLibSse2
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.globl _InternalMemScanMem32
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# CONST VOID *
|
||||
# EFIAPI
|
||||
# InternalMemScanMem32 (
|
||||
# IN CONST VOID *Buffer,
|
||||
# IN UINTN Length,
|
||||
# IN UINT32 Value
|
||||
# );
|
||||
#------------------------------------------------------------------------------
|
||||
_InternalMemScanMem32:
|
||||
push %edi
|
||||
movl 12(%esp), %ecx
|
||||
movl 8(%esp), %edi
|
||||
movl 16(%esp), %eax
|
||||
repne scasl
|
||||
leal -4(%edi), %eax
|
||||
cmovnz %ecx, %eax
|
||||
pop %edi
|
||||
ret
|
58
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem32.asm
Normal file
58
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem32.asm
Normal file
@@ -0,0 +1,58 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Copyright (c) 2006, Intel Corporation
|
||||
; All rights reserved. This program and the accompanying materials
|
||||
; are licensed and made available under the terms and conditions of the BSD License
|
||||
; which accompanies this distribution. The full text of the license may be found at
|
||||
; http://opensource.org/licenses/bsd-license.php
|
||||
;
|
||||
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; ScanMem32.Asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; ScanMem32 function
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
; The following BaseMemoryLib instances share the same version of this file:
|
||||
;
|
||||
; BaseMemoryLibRepStr
|
||||
; BaseMemoryLibMmx
|
||||
; BaseMemoryLibSse2
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
.code
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; CONST VOID *
|
||||
; EFIAPI
|
||||
; InternalMemScanMem32 (
|
||||
; IN CONST VOID *Buffer,
|
||||
; IN UINTN Length,
|
||||
; IN UINT32 Value
|
||||
; );
|
||||
;------------------------------------------------------------------------------
|
||||
InternalMemScanMem32 PROC USES edi
|
||||
mov ecx, [esp + 12]
|
||||
mov edi, [esp + 8]
|
||||
mov eax, [esp + 16]
|
||||
repne scasd
|
||||
lea eax, [edi - 4]
|
||||
cmovnz eax, ecx
|
||||
ret
|
||||
InternalMemScanMem32 ENDP
|
||||
|
||||
END
|
64
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem64.S
Normal file
64
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem64.S
Normal file
@@ -0,0 +1,64 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
#
|
||||
# Copyright (c) 2006, Intel Corporation
|
||||
# All rights reserved. This program and the accompanying materials
|
||||
# are licensed and made available under the terms and conditions of the BSD License
|
||||
# which accompanies this distribution. The full text of the license may be found at
|
||||
# http://opensource.org/licenses/bsd-license.php
|
||||
#
|
||||
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# ScanMem64.Asm
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# ScanMem64 function
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
# The following BaseMemoryLib instances share the same version of this file:
|
||||
#
|
||||
# BaseMemoryLibRepStr
|
||||
# BaseMemoryLibMmx
|
||||
# BaseMemoryLibSse2
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.globl _InternalMemScanMem64
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# CONST VOID *
|
||||
# EFIAPI
|
||||
# InternalMemScanMem64 (
|
||||
# IN CONST VOID *Buffer,
|
||||
# IN UINTN Length,
|
||||
# IN UINT64 Value
|
||||
# );
|
||||
#------------------------------------------------------------------------------
|
||||
_InternalMemScanMem64:
|
||||
push %edi
|
||||
movl 12(%esp), %ecx
|
||||
movl 16(%esp), %eax
|
||||
movl 20(%esp), %edx
|
||||
movl 8(%esp), %edi
|
||||
L0:
|
||||
cmpl (%edi), %eax
|
||||
leal 8(%edi), %edi
|
||||
loopne L0
|
||||
jne L1
|
||||
cmpl -4(%edi), %edx
|
||||
jecxz L1
|
||||
jne L0
|
||||
L1:
|
||||
leal -8(%edi), %eax
|
||||
cmovne %ecx, %eax
|
||||
pop %edi
|
||||
ret
|
67
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem64.asm
Normal file
67
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem64.asm
Normal file
@@ -0,0 +1,67 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Copyright (c) 2006, Intel Corporation
|
||||
; All rights reserved. This program and the accompanying materials
|
||||
; are licensed and made available under the terms and conditions of the BSD License
|
||||
; which accompanies this distribution. The full text of the license may be found at
|
||||
; http://opensource.org/licenses/bsd-license.php
|
||||
;
|
||||
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; ScanMem64.Asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; ScanMem64 function
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
; The following BaseMemoryLib instances share the same version of this file:
|
||||
;
|
||||
; BaseMemoryLibRepStr
|
||||
; BaseMemoryLibMmx
|
||||
; BaseMemoryLibSse2
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
.code
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; CONST VOID *
|
||||
; EFIAPI
|
||||
; InternalMemScanMem64 (
|
||||
; IN CONST VOID *Buffer,
|
||||
; IN UINTN Length,
|
||||
; IN UINT64 Value
|
||||
; );
|
||||
;------------------------------------------------------------------------------
|
||||
InternalMemScanMem64 PROC USES edi
|
||||
mov ecx, [esp + 12]
|
||||
mov eax, [esp + 16]
|
||||
mov edx, [esp + 20]
|
||||
mov edi, [esp + 8]
|
||||
@@:
|
||||
cmp eax, [edi]
|
||||
lea edi, [edi + 8]
|
||||
loopne @B
|
||||
jne @F
|
||||
cmp edx, [edi - 4]
|
||||
jecxz @F
|
||||
jne @B
|
||||
@@:
|
||||
lea eax, [edi - 8]
|
||||
cmovne eax, ecx
|
||||
ret
|
||||
InternalMemScanMem64 ENDP
|
||||
|
||||
END
|
55
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem8.S
Normal file
55
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem8.S
Normal file
@@ -0,0 +1,55 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
#
|
||||
# Copyright (c) 2006, Intel Corporation
|
||||
# All rights reserved. This program and the accompanying materials
|
||||
# are licensed and made available under the terms and conditions of the BSD License
|
||||
# which accompanies this distribution. The full text of the license may be found at
|
||||
# http://opensource.org/licenses/bsd-license.php
|
||||
#
|
||||
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# ScanMem8.Asm
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# ScanMem8 function
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
# The following BaseMemoryLib instances share the same version of this file:
|
||||
#
|
||||
# BaseMemoryLibRepStr
|
||||
# BaseMemoryLibMmx
|
||||
# BaseMemoryLibSse2
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.globl _InternalMemScanMem8
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# CONST VOID *
|
||||
# EFIAPI
|
||||
# InternalMemScanMem8 (
|
||||
# IN CONST VOID *Buffer,
|
||||
# IN UINTN Length,
|
||||
# IN UINT8 Value
|
||||
# );
|
||||
#------------------------------------------------------------------------------
|
||||
_InternalMemScanMem8:
|
||||
push %edi
|
||||
movl 12(%esp), %ecx
|
||||
movl 8(%esp), %edi
|
||||
movb 16(%esp), %al
|
||||
repne scasb
|
||||
leal -1(%edi), %eax
|
||||
cmovnz %ecx, %eax
|
||||
pop %edi
|
||||
ret
|
58
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem8.asm
Normal file
58
MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem8.asm
Normal file
@@ -0,0 +1,58 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Copyright (c) 2006, Intel Corporation
|
||||
; All rights reserved. This program and the accompanying materials
|
||||
; are licensed and made available under the terms and conditions of the BSD License
|
||||
; which accompanies this distribution. The full text of the license may be found at
|
||||
; http://opensource.org/licenses/bsd-license.php
|
||||
;
|
||||
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; ScanMem8.Asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; ScanMem8 function
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
; The following BaseMemoryLib instances share the same version of this file:
|
||||
;
|
||||
; BaseMemoryLibRepStr
|
||||
; BaseMemoryLibMmx
|
||||
; BaseMemoryLibSse2
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
.code
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; CONST VOID *
|
||||
; EFIAPI
|
||||
; InternalMemScanMem8 (
|
||||
; IN CONST VOID *Buffer,
|
||||
; IN UINTN Length,
|
||||
; IN UINT8 Value
|
||||
; );
|
||||
;------------------------------------------------------------------------------
|
||||
InternalMemScanMem8 PROC USES edi
|
||||
mov ecx, [esp + 12]
|
||||
mov edi, [esp + 8]
|
||||
mov al, [esp + 16]
|
||||
repne scasb
|
||||
lea eax, [edi - 1]
|
||||
cmovnz eax, ecx
|
||||
ret
|
||||
InternalMemScanMem8 ENDP
|
||||
|
||||
END
|
81
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem.S
Normal file
81
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem.S
Normal file
@@ -0,0 +1,81 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
#
|
||||
# Copyright (c) 2006, Intel Corporation
|
||||
# All rights reserved. This program and the accompanying materials
|
||||
# are licensed and made available under the terms and conditions of the BSD License
|
||||
# which accompanies this distribution. The full text of the license may be found at
|
||||
# http://opensource.org/licenses/bsd-license.php
|
||||
#
|
||||
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# SetMem.asm
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# SetMem function
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.686:
|
||||
#.MODEL flat,C
|
||||
.xmm:
|
||||
.code:
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# VOID *
|
||||
# _mem_SetMem (
|
||||
# IN VOID *Buffer,
|
||||
# IN UINTN Count,
|
||||
# IN UINT8 Value
|
||||
# );
|
||||
#------------------------------------------------------------------------------
|
||||
.globl _InternalMemSetMem
|
||||
_InternalMemSetMem:
|
||||
push %edi
|
||||
movl 12(%esp), %edx # edx <- Count
|
||||
movl 8(%esp), %edi # edi <- Buffer
|
||||
movb 16(%esp), %al # al <- Value
|
||||
xorl %ecx, %ecx
|
||||
subl %edi, %ecx
|
||||
andl $15, %ecx # ecx + edi aligns on 16-byte boundary
|
||||
jz L0
|
||||
cmpl %edx, %ecx
|
||||
cmova %edx, %ecx
|
||||
subl %ecx, %edx
|
||||
rep
|
||||
stosb
|
||||
L0:
|
||||
movl %edx, %ecx
|
||||
andl $15, %edx
|
||||
shrl $4, %ecx # ecx <- # of DQwords to set
|
||||
jz L_SetBytes
|
||||
movb %al, %ah # ax <- Value | (Value << 8)
|
||||
addl $-16, %esp
|
||||
movdqu %xmm0, (%esp)
|
||||
movd %eax, %xmm0
|
||||
pshuflw $0, %xmm0, %xmm0
|
||||
movlhps %xmm0, %xmm0
|
||||
L1:
|
||||
movntdq %xmm0, (%edi)
|
||||
addl $16, %edi
|
||||
loop L1
|
||||
mfence
|
||||
movdqu (%esp), %xmm0
|
||||
addl $16, %esp # stack cleanup
|
||||
L_SetBytes:
|
||||
movl %edx, %ecx
|
||||
rep
|
||||
stosb
|
||||
movl 8(%esp), %eax # eax <- Buffer as return value
|
||||
pop %edi
|
||||
ret
|
80
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem.asm
Normal file
80
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem.asm
Normal file
@@ -0,0 +1,80 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Copyright (c) 2006, Intel Corporation
|
||||
; All rights reserved. This program and the accompanying materials
|
||||
; are licensed and made available under the terms and conditions of the BSD License
|
||||
; which accompanies this distribution. The full text of the license may be found at
|
||||
; http://opensource.org/licenses/bsd-license.php
|
||||
;
|
||||
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; SetMem.asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; SetMem function
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
.xmm
|
||||
.code
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; VOID *
|
||||
; EFIAPI
|
||||
; InternalMemSetMem (
|
||||
; IN VOID *Buffer,
|
||||
; IN UINTN Count,
|
||||
; IN UINT8 Value
|
||||
; );
|
||||
;------------------------------------------------------------------------------
|
||||
InternalMemSetMem PROC USES edi
|
||||
mov edx, [esp + 12] ; edx <- Count
|
||||
mov edi, [esp + 8] ; edi <- Buffer
|
||||
mov al, [esp + 16] ; al <- Value
|
||||
xor ecx, ecx
|
||||
sub ecx, edi
|
||||
and ecx, 15 ; ecx + edi aligns on 16-byte boundary
|
||||
jz @F
|
||||
cmp ecx, edx
|
||||
cmova ecx, edx
|
||||
sub edx, ecx
|
||||
rep stosb
|
||||
@@:
|
||||
mov ecx, edx
|
||||
and edx, 15
|
||||
shr ecx, 4 ; ecx <- # of DQwords to set
|
||||
jz @SetBytes
|
||||
mov ah, al ; ax <- Value | (Value << 8)
|
||||
add esp, -16
|
||||
movdqu [esp], xmm0 ; save xmm0
|
||||
movd xmm0, eax
|
||||
pshuflw xmm0, xmm0, 0 ; xmm0[0..63] <- Value repeats 8 times
|
||||
movlhps xmm0, xmm0 ; xmm0 <- Value repeats 16 times
|
||||
@@:
|
||||
movntdq [edi], xmm0 ; edi should be 16-byte aligned
|
||||
add edi, 16
|
||||
loop @B
|
||||
mfence
|
||||
movdqu xmm0, [esp] ; restore xmm0
|
||||
add esp, 16 ; stack cleanup
|
||||
@SetBytes:
|
||||
mov ecx, edx
|
||||
rep stosb
|
||||
mov eax, [esp + 8] ; eax <- Buffer as return value
|
||||
ret
|
||||
InternalMemSetMem ENDP
|
||||
|
||||
END
|
74
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem16.S
Normal file
74
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem16.S
Normal file
@@ -0,0 +1,74 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
#
|
||||
# Copyright (c) 2006, Intel Corporation
|
||||
# All rights reserved. This program and the accompanying materials
|
||||
# are licensed and made available under the terms and conditions of the BSD License
|
||||
# which accompanies this distribution. The full text of the license may be found at
|
||||
# http://opensource.org/licenses/bsd-license.php
|
||||
#
|
||||
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# SetMem16.asm
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# SetMem16 function
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.globl _InternalMemSetMem16
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# VOID *
|
||||
# EFIAPI
|
||||
# InternalMemSetMem16 (
|
||||
# IN VOID *Buffer,
|
||||
# IN UINTN Count,
|
||||
# IN UINT16 Value
|
||||
# )
|
||||
#------------------------------------------------------------------------------
|
||||
_InternalMemSetMem16:
|
||||
push %edi
|
||||
movl 12(%esp), %edx
|
||||
movl 8(%esp), %edi
|
||||
xorl %ecx, %ecx
|
||||
subl %edi, %ecx
|
||||
andl $15, %ecx # ecx + edi aligns on 16-byte boundary
|
||||
movl 16(%esp), %eax
|
||||
jz L0
|
||||
shrl %ecx
|
||||
cmpl %edx, %ecx
|
||||
cmova %edx, %ecx
|
||||
subl %ecx, %edx
|
||||
rep
|
||||
stosw
|
||||
L0:
|
||||
movl %edx, %ecx
|
||||
andl $7, %edx
|
||||
shrl $3, %ecx
|
||||
jz L_SetWords
|
||||
movd %eax, %xmm0
|
||||
pshuflw $0, %xmm0, %xmm0
|
||||
movlhps %xmm0, %xmm0
|
||||
L1:
|
||||
movntdq %xmm0, (%edi)
|
||||
addl $16, %edi
|
||||
loop L1
|
||||
mfence
|
||||
L_SetWords:
|
||||
movl %edx, %ecx
|
||||
rep
|
||||
stosw
|
||||
movl 8(%esp), %eax
|
||||
pop %edi
|
||||
ret
|
76
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem16.asm
Normal file
76
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem16.asm
Normal file
@@ -0,0 +1,76 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Copyright (c) 2006, Intel Corporation
|
||||
; All rights reserved. This program and the accompanying materials
|
||||
; are licensed and made available under the terms and conditions of the BSD License
|
||||
; which accompanies this distribution. The full text of the license may be found at
|
||||
; http://opensource.org/licenses/bsd-license.php
|
||||
;
|
||||
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; SetMem16.asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; SetMem16 function
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
.xmm
|
||||
.code
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; VOID *
|
||||
; EFIAPI
|
||||
; InternalMemSetMem16 (
|
||||
; IN VOID *Buffer,
|
||||
; IN UINTN Count,
|
||||
; IN UINT16 Value
|
||||
; );
|
||||
;------------------------------------------------------------------------------
|
||||
InternalMemSetMem16 PROC USES edi
|
||||
mov edx, [esp + 12]
|
||||
mov edi, [esp + 8]
|
||||
xor ecx, ecx
|
||||
sub ecx, edi
|
||||
and ecx, 15 ; ecx + edi aligns on 16-byte boundary
|
||||
mov eax, [esp + 16]
|
||||
jz @F
|
||||
shr ecx, 1
|
||||
cmp ecx, edx
|
||||
cmova ecx, edx
|
||||
sub edx, ecx
|
||||
rep stosw
|
||||
@@:
|
||||
mov ecx, edx
|
||||
and edx, 7
|
||||
shr ecx, 3
|
||||
jz @SetWords
|
||||
movd xmm0, eax
|
||||
pshuflw xmm0, xmm0, 0
|
||||
movlhps xmm0, xmm0
|
||||
@@:
|
||||
movntdq [edi], xmm0 ; edi should be 16-byte aligned
|
||||
add edi, 16
|
||||
loop @B
|
||||
mfence
|
||||
@SetWords:
|
||||
mov ecx, edx
|
||||
rep stosw
|
||||
mov eax, [esp + 8]
|
||||
ret
|
||||
InternalMemSetMem16 ENDP
|
||||
|
||||
END
|
73
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem32.S
Normal file
73
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem32.S
Normal file
@@ -0,0 +1,73 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
#
|
||||
# Copyright (c) 2006, Intel Corporation
|
||||
# All rights reserved. This program and the accompanying materials
|
||||
# are licensed and made available under the terms and conditions of the BSD License
|
||||
# which accompanies this distribution. The full text of the license may be found at
|
||||
# http://opensource.org/licenses/bsd-license.php
|
||||
#
|
||||
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# SetMem32.asm
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# SetMem32 function
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.globl _InternalMemSetMem32
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# VOID *
|
||||
# EFIAPI
|
||||
# InternalMemSetMem32 (
|
||||
# IN VOID *Buffer,
|
||||
# IN UINTN Count,
|
||||
# IN UINT32 Value
|
||||
# );
|
||||
#------------------------------------------------------------------------------
|
||||
_InternalMemSetMem32:
|
||||
push %edi
|
||||
movl 12(%esp), %edx
|
||||
movl 8(%esp), %edi
|
||||
xorl %ecx, %ecx
|
||||
subl %edi, %ecx
|
||||
andl $15, %ecx # ecx + edi aligns on 16-byte boundary
|
||||
movl 16(%esp), %eax
|
||||
jz L0
|
||||
shrl $2, %ecx
|
||||
cmpl %edx, %ecx
|
||||
cmova %edx, %ecx
|
||||
subl %ecx, %edx
|
||||
rep
|
||||
stosl
|
||||
L0:
|
||||
movl %edx, %ecx
|
||||
andl $3, %edx
|
||||
shrl $2, %ecx
|
||||
jz L_SetDwords
|
||||
movd %eax, %xmm0
|
||||
pshufd $0, %xmm0, %xmm0
|
||||
L1:
|
||||
movntdq %xmm0, (%edi)
|
||||
addl $16, %edi
|
||||
loop L1
|
||||
mfence
|
||||
L_SetDwords:
|
||||
movl %edx, %ecx
|
||||
rep
|
||||
stosl
|
||||
movl 8(%esp), %eax
|
||||
pop %edi
|
||||
ret
|
75
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem32.asm
Normal file
75
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem32.asm
Normal file
@@ -0,0 +1,75 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Copyright (c) 2006, Intel Corporation
|
||||
; All rights reserved. This program and the accompanying materials
|
||||
; are licensed and made available under the terms and conditions of the BSD License
|
||||
; which accompanies this distribution. The full text of the license may be found at
|
||||
; http://opensource.org/licenses/bsd-license.php
|
||||
;
|
||||
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; SetMem32.asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; SetMem32 function
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
.xmm
|
||||
.code
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; VOID *
|
||||
; EFIAPI
|
||||
; InternalMemSetMem32 (
|
||||
; IN VOID *Buffer,
|
||||
; IN UINTN Count,
|
||||
; IN UINT32 Value
|
||||
; );
|
||||
;------------------------------------------------------------------------------
|
||||
InternalMemSetMem32 PROC USES edi
|
||||
mov edx, [esp + 12]
|
||||
mov edi, [esp + 8]
|
||||
xor ecx, ecx
|
||||
sub ecx, edi
|
||||
and ecx, 15 ; ecx + edi aligns on 16-byte boundary
|
||||
mov eax, [esp + 16]
|
||||
jz @F
|
||||
shr ecx, 2
|
||||
cmp ecx, edx
|
||||
cmova ecx, edx
|
||||
sub edx, ecx
|
||||
rep stosd
|
||||
@@:
|
||||
mov ecx, edx
|
||||
and edx, 3
|
||||
shr ecx, 2
|
||||
jz @SetDwords
|
||||
movd xmm0, eax
|
||||
pshufd xmm0, xmm0, 0
|
||||
@@:
|
||||
movntdq [edi], xmm0
|
||||
add edi, 16
|
||||
loop @B
|
||||
mfence
|
||||
@SetDwords:
|
||||
mov ecx, edx
|
||||
rep stosd
|
||||
mov eax, [esp + 8]
|
||||
ret
|
||||
InternalMemSetMem32 ENDP
|
||||
|
||||
END
|
63
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem64.S
Normal file
63
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem64.S
Normal file
@@ -0,0 +1,63 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
#
|
||||
# Copyright (c) 2006, Intel Corporation
|
||||
# All rights reserved. This program and the accompanying materials
|
||||
# are licensed and made available under the terms and conditions of the BSD License
|
||||
# which accompanies this distribution. The full text of the license may be found at
|
||||
# http://opensource.org/licenses/bsd-license.php
|
||||
#
|
||||
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# SetMem64.S
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# SetMem64 function
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.globl _InternalMemSetMem64
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# VOID *
|
||||
# EFIAPI
|
||||
# InternalMemSetMem64 (
|
||||
# IN VOID *Buffer,
|
||||
# IN UINTN Count,
|
||||
# IN UINT64 Value
|
||||
# );
|
||||
#------------------------------------------------------------------------------
|
||||
_InternalMemSetMem64:
|
||||
movl 4(%esp), %eax
|
||||
movl 8(%esp), %ecx
|
||||
testb $8, %al
|
||||
movl %eax, %edx
|
||||
movq 0xc(%esp), %xmm0
|
||||
jz L1
|
||||
movq %xmm0, (%edx)
|
||||
addl $8, %edx
|
||||
decl %ecx
|
||||
L1:
|
||||
shrl %ecx
|
||||
jz L_SetQwords
|
||||
movlhps %xmm0, %xmm0
|
||||
L2:
|
||||
movntdq %xmm0, (%edx)
|
||||
leal 16(%edx), %edx
|
||||
loop L2
|
||||
mfence
|
||||
L_SetQwords:
|
||||
jnc L3
|
||||
movq %xmm0, (%edx)
|
||||
L3:
|
||||
ret
|
69
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem64.asm
Normal file
69
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem64.asm
Normal file
@@ -0,0 +1,69 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Copyright (c) 2006, Intel Corporation
|
||||
; All rights reserved. This program and the accompanying materials
|
||||
; are licensed and made available under the terms and conditions of the BSD License
|
||||
; which accompanies this distribution. The full text of the license may be found at
|
||||
; http://opensource.org/licenses/bsd-license.php
|
||||
;
|
||||
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; SetMem64.asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; SetMem64 function
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
.xmm
|
||||
.code
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; VOID *
|
||||
; EFIAPI
|
||||
; InternalMemSetMem64 (
|
||||
; IN VOID *Buffer,
|
||||
; IN UINTN Count,
|
||||
; IN UINT64 Value
|
||||
; )
|
||||
;------------------------------------------------------------------------------
|
||||
InternalMemSetMem64 PROC
|
||||
mov eax, [esp + 4] ; eax <- Buffer
|
||||
mov ecx, [esp + 8] ; ecx <- Count
|
||||
test al, 8
|
||||
mov edx, eax
|
||||
movq xmm0, [esp + 12]
|
||||
jz @F
|
||||
movq [edx], xmm0
|
||||
add edx, 8
|
||||
dec ecx
|
||||
@@:
|
||||
shr ecx, 1
|
||||
jz @SetQwords
|
||||
movlhps xmm0, xmm0
|
||||
@@:
|
||||
movntdq [edx], xmm0
|
||||
lea edx, [edx + 16]
|
||||
loop @B
|
||||
mfence
|
||||
@SetQwords:
|
||||
jnc @F
|
||||
movq [edx], xmm0
|
||||
@@:
|
||||
ret
|
||||
InternalMemSetMem64 ENDP
|
||||
|
||||
END
|
70
MdePkg/Library/BaseMemoryLibSse2/Ia32/ZeroMem.S
Normal file
70
MdePkg/Library/BaseMemoryLibSse2/Ia32/ZeroMem.S
Normal file
@@ -0,0 +1,70 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
#
|
||||
# Copyright (c) 2006, Intel Corporation
|
||||
# All rights reserved. This program and the accompanying materials
|
||||
# are licensed and made available under the terms and conditions of the BSD License
|
||||
# which accompanies this distribution. The full text of the license may be found at
|
||||
# http://opensource.org/licenses/bsd-license.php
|
||||
#
|
||||
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# ZeroMem.asm
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# ZeroMem function
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.globl _InternalMemZeroMem
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# VOID *
|
||||
# EFIAPI
|
||||
# InternalMemZeroMem (
|
||||
# IN VOID *Buffer,
|
||||
# IN UINTN Count
|
||||
# );
|
||||
#------------------------------------------------------------------------------
|
||||
_InternalMemZeroMem:
|
||||
push %edi
|
||||
movl 8(%esp), %edi
|
||||
movl 12(%esp), %edx
|
||||
xorl %ecx, %ecx
|
||||
subl %edi, %ecx
|
||||
xorl %eax, %eax
|
||||
andl $15, %ecx
|
||||
jz L0
|
||||
cmpl %edx, %ecx
|
||||
cmova %edx, %ecx
|
||||
subl %ecx, %edx
|
||||
rep
|
||||
stosb
|
||||
L0:
|
||||
movl %edx, %ecx
|
||||
andl $15, %edx
|
||||
shrl $4, %ecx
|
||||
jz L_ZeroBytes
|
||||
pxor %xmm0, %xmm0
|
||||
L1:
|
||||
movntdq %xmm0, (%edi)
|
||||
addl $16, %edi
|
||||
loop L1
|
||||
mfence
|
||||
L_ZeroBytes:
|
||||
movl %edx, %ecx
|
||||
rep
|
||||
stosb
|
||||
movl 8(%esp), %eax
|
||||
pop %edi
|
||||
ret
|
72
MdePkg/Library/BaseMemoryLibSse2/Ia32/ZeroMem.asm
Normal file
72
MdePkg/Library/BaseMemoryLibSse2/Ia32/ZeroMem.asm
Normal file
@@ -0,0 +1,72 @@
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
;
|
||||
; Copyright (c) 2006, Intel Corporation
|
||||
; All rights reserved. This program and the accompanying materials
|
||||
; are licensed and made available under the terms and conditions of the BSD License
|
||||
; which accompanies this distribution. The full text of the license may be found at
|
||||
; http://opensource.org/licenses/bsd-license.php
|
||||
;
|
||||
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; ZeroMem.asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; ZeroMem function
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
.xmm
|
||||
.code
|
||||
|
||||
;------------------------------------------------------------------------------
|
||||
; VOID *
|
||||
; EFIAPI
|
||||
; InternalMemZeroMem (
|
||||
; IN VOID *Buffer,
|
||||
; IN UINTN Count
|
||||
; );
|
||||
;------------------------------------------------------------------------------
|
||||
InternalMemZeroMem PROC USES edi
|
||||
mov edi, [esp + 8]
|
||||
mov edx, [esp + 12]
|
||||
xor ecx, ecx
|
||||
sub ecx, edi
|
||||
xor eax, eax
|
||||
and ecx, 15
|
||||
jz @F
|
||||
cmp ecx, edx
|
||||
cmova ecx, edx
|
||||
sub edx, ecx
|
||||
rep stosb
|
||||
@@:
|
||||
mov ecx, edx
|
||||
and edx, 15
|
||||
shr ecx, 4
|
||||
jz @ZeroBytes
|
||||
pxor xmm0, xmm0
|
||||
@@:
|
||||
movntdq [edi], xmm0
|
||||
add edi, 16
|
||||
loop @B
|
||||
mfence
|
||||
@ZeroBytes:
|
||||
mov ecx, edx
|
||||
rep stosb
|
||||
mov eax, [esp + 8]
|
||||
ret
|
||||
InternalMemZeroMem ENDP
|
||||
|
||||
END
|
137
MdePkg/Library/BaseMemoryLibSse2/MemLibGuid.c
Normal file
137
MdePkg/Library/BaseMemoryLibSse2/MemLibGuid.c
Normal file
@@ -0,0 +1,137 @@
|
||||
/** @file
|
||||
Implementation of GUID functions.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: MemLibGuid.c
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
/**
|
||||
Copies a source GUID to a destination GUID.
|
||||
|
||||
This function copies the contents of the 128-bit GUID specified by SourceGuid to
|
||||
DestinationGuid, and returns DestinationGuid.
|
||||
If DestinationGuid is NULL, then ASSERT().
|
||||
If SourceGuid is NULL, then ASSERT().
|
||||
|
||||
@param DestinationGuid Pointer to the destination GUID.
|
||||
@param SourceGuid Pointer to the source GUID.
|
||||
|
||||
@return DestinationGuid.
|
||||
|
||||
**/
|
||||
GUID *
|
||||
EFIAPI
|
||||
CopyGuid (
|
||||
OUT GUID *DestinationGuid,
|
||||
IN CONST GUID *SourceGuid
|
||||
)
|
||||
{
|
||||
WriteUnaligned64 (
|
||||
(UINT64*)DestinationGuid,
|
||||
ReadUnaligned64 ((CONST UINT64*)SourceGuid)
|
||||
);
|
||||
WriteUnaligned64 (
|
||||
(UINT64*)DestinationGuid + 1,
|
||||
ReadUnaligned64 ((CONST UINT64*)SourceGuid + 1)
|
||||
);
|
||||
return DestinationGuid;
|
||||
}
|
||||
|
||||
/**
|
||||
Compares two GUIDs.
|
||||
|
||||
This function compares Guid1 to Guid2. If the GUIDs are identical then TRUE is returned.
|
||||
If there are any bit differences in the two GUIDs, then FALSE is returned.
|
||||
If Guid1 is NULL, then ASSERT().
|
||||
If Guid2 is NULL, then ASSERT().
|
||||
|
||||
@param Guid1 A pointer to a 128 bit GUID.
|
||||
@param Guid2 A pointer to a 128 bit GUID.
|
||||
|
||||
@retval TRUE Guid1 and Guid2 are identical.
|
||||
@retval FALSE Guid1 and Guid2 are not identical.
|
||||
|
||||
**/
|
||||
BOOLEAN
|
||||
EFIAPI
|
||||
CompareGuid (
|
||||
IN CONST GUID *Guid1,
|
||||
IN CONST GUID *Guid2
|
||||
)
|
||||
{
|
||||
return (BOOLEAN)(
|
||||
ReadUnaligned64 ((CONST UINT64*)Guid1)
|
||||
== ReadUnaligned64 ((CONST UINT64*)Guid2) &&
|
||||
ReadUnaligned64 ((CONST UINT64*)Guid1 + 1)
|
||||
== ReadUnaligned64 ((CONST UINT64*)Guid2 + 1)
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
Scans a target buffer for a GUID, and returns a pointer to the matching GUID
|
||||
in the target buffer.
|
||||
|
||||
This function searches target the buffer specified by Buffer and Length from
|
||||
the lowest address to the highest address at 128-bit increments for the 128-bit
|
||||
GUID value that matches Guid. If a match is found, then a pointer to the matching
|
||||
GUID in the target buffer is returned. If no match is found, then NULL is returned.
|
||||
If Length is 0, then NULL is returned.
|
||||
If Length > 0 and Buffer is NULL, then ASSERT().
|
||||
If Buffer is not aligned on a 32-bit boundary, then ASSERT().
|
||||
If Length is not aligned on a 128-bit boundary, then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
|
||||
|
||||
@param Buffer Pointer to the target buffer to scan.
|
||||
@param Length Number of bytes in Buffer to scan.
|
||||
@param Guid Value to search for in the target buffer.
|
||||
|
||||
@return A pointer to the matching Guid in the target buffer or NULL otherwise.
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
ScanGuid (
|
||||
IN CONST VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN CONST GUID *Guid
|
||||
)
|
||||
{
|
||||
CONST GUID *GuidPtr;
|
||||
|
||||
ASSERT (((UINTN)Buffer & (sizeof (Guid->Data1) - 1)) == 0);
|
||||
ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1));
|
||||
ASSERT ((Length & (sizeof (*GuidPtr) - 1)) == 0);
|
||||
|
||||
GuidPtr = (GUID*)Buffer;
|
||||
Buffer = GuidPtr + Length / sizeof (*GuidPtr);
|
||||
while (GuidPtr < (CONST GUID*)Buffer) {
|
||||
if (CompareGuid (GuidPtr, Guid)) {
|
||||
return (VOID*)GuidPtr;
|
||||
}
|
||||
GuidPtr++;
|
||||
}
|
||||
return NULL;
|
||||
}
|
235
MdePkg/Library/BaseMemoryLibSse2/MemLibInternals.h
Normal file
235
MdePkg/Library/BaseMemoryLibSse2/MemLibInternals.h
Normal file
@@ -0,0 +1,235 @@
|
||||
/** @file
|
||||
Declaration of internal functions for Base Memory Library.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: MemLibInternals.h
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
#ifndef __MEM_LIB_INTERNALS__
|
||||
#define __MEM_LIB_INTERNALS__
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
/**
|
||||
Copy Length bytes from Source to Destination.
|
||||
|
||||
@param Destination Target of copy
|
||||
@param Source Place to copy from
|
||||
@param Length Number of bytes to copy
|
||||
|
||||
@return Destination
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
InternalMemCopyMem (
|
||||
OUT VOID *DestinationBuffer,
|
||||
IN CONST VOID *SourceBuffer,
|
||||
IN UINTN Length
|
||||
);
|
||||
|
||||
/**
|
||||
Set Buffer to Value for Size bytes.
|
||||
|
||||
@param Buffer Memory to set.
|
||||
@param Size Number of bytes to set
|
||||
@param Value Value of the set operation.
|
||||
|
||||
@return Buffer
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
InternalMemSetMem (
|
||||
OUT VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT8 Value
|
||||
);
|
||||
|
||||
/**
|
||||
Fills a target buffer with a 16-bit value, and returns the target buffer.
|
||||
|
||||
@param Buffer Pointer to the target buffer to fill.
|
||||
@param Length Number of bytes in Buffer to fill.
|
||||
@param Value Value with which to fill Length bytes of Buffer.
|
||||
|
||||
@return Buffer
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
InternalMemSetMem16 (
|
||||
OUT VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT16 Value
|
||||
);
|
||||
|
||||
/**
|
||||
Fills a target buffer with a 32-bit value, and returns the target buffer.
|
||||
|
||||
@param Buffer Pointer to the target buffer to fill.
|
||||
@param Length Number of bytes in Buffer to fill.
|
||||
@param Value Value with which to fill Length bytes of Buffer.
|
||||
|
||||
@return Buffer
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
InternalMemSetMem32 (
|
||||
OUT VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT32 Value
|
||||
);
|
||||
|
||||
/**
|
||||
Fills a target buffer with a 64-bit value, and returns the target buffer.
|
||||
|
||||
@param Buffer Pointer to the target buffer to fill.
|
||||
@param Length Number of bytes in Buffer to fill.
|
||||
@param Value Value with which to fill Length bytes of Buffer.
|
||||
|
||||
@return Buffer
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
InternalMemSetMem64 (
|
||||
OUT VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT64 Value
|
||||
);
|
||||
|
||||
/**
|
||||
Set Buffer to 0 for Size bytes.
|
||||
|
||||
@param Buffer Memory to set.
|
||||
@param Size Number of bytes to set
|
||||
|
||||
@return Buffer
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
InternalMemZeroMem (
|
||||
OUT VOID *Buffer,
|
||||
IN UINTN Length
|
||||
);
|
||||
|
||||
/**
|
||||
Compares two memory buffers of a given length.
|
||||
|
||||
@param DestinationBuffer First memory buffer
|
||||
@param SourceBuffer Second memory buffer
|
||||
@param Length Length of DestinationBuffer and SourceBuffer memory
|
||||
regions to compare. Must be non-zero.
|
||||
|
||||
@retval 0 if MemOne == MemTwo
|
||||
|
||||
**/
|
||||
INTN
|
||||
EFIAPI
|
||||
InternalMemCompareMem (
|
||||
IN CONST VOID *DestinationBuffer,
|
||||
IN CONST VOID *SourceBuffer,
|
||||
IN UINTN Length
|
||||
);
|
||||
|
||||
/**
|
||||
Scans a target buffer for an 8-bit value, and returns a pointer to the
|
||||
matching 8-bit value in the target buffer.
|
||||
|
||||
@param Buffer Pointer to the target buffer to scan.
|
||||
@param Length Number of bytes in Buffer to scan. Must be non-zero.
|
||||
@param Value Value to search for in the target buffer.
|
||||
|
||||
@return Pointer to the first occurrence or NULL if not found.
|
||||
|
||||
**/
|
||||
CONST VOID *
|
||||
EFIAPI
|
||||
InternalMemScanMem8 (
|
||||
IN CONST VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT8 Value
|
||||
);
|
||||
|
||||
/**
|
||||
Scans a target buffer for a 16-bit value, and returns a pointer to the
|
||||
matching 16-bit value in the target buffer.
|
||||
|
||||
@param Buffer Pointer to the target buffer to scan.
|
||||
@param Length Number of bytes in Buffer to scan. Must be non-zero.
|
||||
@param Value Value to search for in the target buffer.
|
||||
|
||||
@return Pointer to the first occurrence or NULL if not found.
|
||||
|
||||
**/
|
||||
CONST VOID *
|
||||
EFIAPI
|
||||
InternalMemScanMem16 (
|
||||
IN CONST VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT16 Value
|
||||
);
|
||||
|
||||
/**
|
||||
Scans a target buffer for a 32-bit value, and returns a pointer to the
|
||||
matching 32-bit value in the target buffer.
|
||||
|
||||
@param Buffer Pointer to the target buffer to scan.
|
||||
@param Length Number of bytes in Buffer to scan. Must be non-zero.
|
||||
@param Value Value to search for in the target buffer.
|
||||
|
||||
@return Pointer to the first occurrence or NULL if not found.
|
||||
|
||||
**/
|
||||
CONST VOID *
|
||||
EFIAPI
|
||||
InternalMemScanMem32 (
|
||||
IN CONST VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT32 Value
|
||||
);
|
||||
|
||||
/**
|
||||
Scans a target buffer for a 64-bit value, and returns a pointer to the
|
||||
matching 64-bit value in the target buffer.
|
||||
|
||||
@param Buffer Pointer to the target buffer to scan.
|
||||
@param Length Number of bytes in Buffer to scan. Must be non-zero.
|
||||
@param Value Value to search for in the target buffer.
|
||||
|
||||
@return Pointer to the first occurrence or NULL if not found.
|
||||
|
||||
**/
|
||||
CONST VOID *
|
||||
EFIAPI
|
||||
InternalMemScanMem64 (
|
||||
IN CONST VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT64 Value
|
||||
);
|
||||
|
||||
#endif
|
71
MdePkg/Library/BaseMemoryLibSse2/ScanMem16Wrapper.c
Normal file
71
MdePkg/Library/BaseMemoryLibSse2/ScanMem16Wrapper.c
Normal file
@@ -0,0 +1,71 @@
|
||||
/** @file
|
||||
ScanMem16() implementation.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: ScanMem16Wrapper.c
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "MemLibInternals.h"
|
||||
|
||||
/**
|
||||
Scans a target buffer for a 16-bit value, and returns a pointer to the matching 16-bit value
|
||||
in the target buffer.
|
||||
|
||||
This function searches target the buffer specified by Buffer and Length from the lowest
|
||||
address to the highest address for a 16-bit value that matches Value. If a match is found,
|
||||
then a pointer to the matching byte in the target buffer is returned. If no match is found,
|
||||
then NULL is returned. If Length is 0, then NULL is returned.
|
||||
If Length > 0 and Buffer is NULL, then ASSERT().
|
||||
If Buffer is not aligned on a 16-bit boundary, then ASSERT().
|
||||
If Length is not aligned on a 16-bit boundary, then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
|
||||
|
||||
@param Buffer Pointer to the target buffer to scan.
|
||||
@param Length Number of bytes in Buffer to scan.
|
||||
@param Value Value to search for in the target buffer.
|
||||
|
||||
@return A pointer to the matching byte in the target buffer or NULL otherwise.
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
ScanMem16 (
|
||||
IN CONST VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT16 Value
|
||||
)
|
||||
{
|
||||
if (Length == 0) {
|
||||
return NULL;
|
||||
}
|
||||
|
||||
ASSERT (Buffer != NULL);
|
||||
ASSERT (((UINTN)Buffer & (sizeof (Value) - 1)) == 0);
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
|
||||
ASSERT ((Length & (sizeof (Value) - 1)) == 0);
|
||||
|
||||
return (VOID*)InternalMemScanMem16 (Buffer, Length / sizeof (Value), Value);
|
||||
}
|
71
MdePkg/Library/BaseMemoryLibSse2/ScanMem32Wrapper.c
Normal file
71
MdePkg/Library/BaseMemoryLibSse2/ScanMem32Wrapper.c
Normal file
@@ -0,0 +1,71 @@
|
||||
/** @file
|
||||
ScanMem32() implementation.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: ScanMem32Wrapper.c
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "MemLibInternals.h"
|
||||
|
||||
/**
|
||||
Scans a target buffer for a 32-bit value, and returns a pointer to the matching 32-bit value
|
||||
in the target buffer.
|
||||
|
||||
This function searches target the buffer specified by Buffer and Length from the lowest
|
||||
address to the highest address for a 32-bit value that matches Value. If a match is found,
|
||||
then a pointer to the matching byte in the target buffer is returned. If no match is found,
|
||||
then NULL is returned. If Length is 0, then NULL is returned.
|
||||
If Length > 0 and Buffer is NULL, then ASSERT().
|
||||
If Buffer is not aligned on a 32-bit boundary, then ASSERT().
|
||||
If Length is not aligned on a 32-bit boundary, then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
|
||||
|
||||
@param Buffer Pointer to the target buffer to scan.
|
||||
@param Length Number of bytes in Buffer to scan.
|
||||
@param Value Value to search for in the target buffer.
|
||||
|
||||
@return A pointer to the matching byte in the target buffer or NULL otherwise.
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
ScanMem32 (
|
||||
IN CONST VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT32 Value
|
||||
)
|
||||
{
|
||||
if (Length == 0) {
|
||||
return NULL;
|
||||
}
|
||||
|
||||
ASSERT (Buffer != NULL);
|
||||
ASSERT (((UINTN)Buffer & (sizeof (Value) - 1)) == 0);
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
|
||||
ASSERT ((Length & (sizeof (Value) - 1)) == 0);
|
||||
|
||||
return (VOID*)InternalMemScanMem32 (Buffer, Length / sizeof (Value), Value);
|
||||
}
|
71
MdePkg/Library/BaseMemoryLibSse2/ScanMem64Wrapper.c
Normal file
71
MdePkg/Library/BaseMemoryLibSse2/ScanMem64Wrapper.c
Normal file
@@ -0,0 +1,71 @@
|
||||
/** @file
|
||||
ScanMem64() implementation.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: ScanMem64Wrapper.c
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "MemLibInternals.h"
|
||||
|
||||
/**
|
||||
Scans a target buffer for a 64-bit value, and returns a pointer to the matching 64-bit value
|
||||
in the target buffer.
|
||||
|
||||
This function searches target the buffer specified by Buffer and Length from the lowest
|
||||
address to the highest address for a 64-bit value that matches Value. If a match is found,
|
||||
then a pointer to the matching byte in the target buffer is returned. If no match is found,
|
||||
then NULL is returned. If Length is 0, then NULL is returned.
|
||||
If Length > 0 and Buffer is NULL, then ASSERT().
|
||||
If Buffer is not aligned on a 64-bit boundary, then ASSERT().
|
||||
If Length is not aligned on a 64-bit boundary, then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
|
||||
|
||||
@param Buffer Pointer to the target buffer to scan.
|
||||
@param Length Number of bytes in Buffer to scan.
|
||||
@param Value Value to search for in the target buffer.
|
||||
|
||||
@return A pointer to the matching byte in the target buffer or NULL otherwise.
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
ScanMem64 (
|
||||
IN CONST VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT64 Value
|
||||
)
|
||||
{
|
||||
if (Length == 0) {
|
||||
return NULL;
|
||||
}
|
||||
|
||||
ASSERT (Buffer != NULL);
|
||||
ASSERT (((UINTN)Buffer & (sizeof (Value) - 1)) == 0);
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
|
||||
ASSERT ((Length & (sizeof (Value) - 1)) == 0);
|
||||
|
||||
return (VOID*)InternalMemScanMem64 (Buffer, Length / sizeof (Value), Value);
|
||||
}
|
66
MdePkg/Library/BaseMemoryLibSse2/ScanMem8Wrapper.c
Normal file
66
MdePkg/Library/BaseMemoryLibSse2/ScanMem8Wrapper.c
Normal file
@@ -0,0 +1,66 @@
|
||||
/** @file
|
||||
ScanMem8() implementation.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: ScanMem8Wrapper.c
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "MemLibInternals.h"
|
||||
|
||||
/**
|
||||
Scans a target buffer for an 8-bit value, and returns a pointer to the matching 8-bit value
|
||||
in the target buffer.
|
||||
|
||||
This function searches target the buffer specified by Buffer and Length from the lowest
|
||||
address to the highest address for an 8-bit value that matches Value. If a match is found,
|
||||
then a pointer to the matching byte in the target buffer is returned. If no match is found,
|
||||
then NULL is returned. If Length is 0, then NULL is returned.
|
||||
If Length > 0 and Buffer is NULL, then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
|
||||
|
||||
@param Buffer Pointer to the target buffer to scan.
|
||||
@param Length Number of bytes in Buffer to scan.
|
||||
@param Value Value to search for in the target buffer.
|
||||
|
||||
@return A pointer to the matching byte in the target buffer or NULL otherwise.
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
ScanMem8 (
|
||||
IN CONST VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT8 Value
|
||||
)
|
||||
{
|
||||
if (Length == 0) {
|
||||
return NULL;
|
||||
}
|
||||
ASSERT (Buffer != NULL);
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
|
||||
|
||||
return (VOID*)InternalMemScanMem8 (Buffer, Length, Value);
|
||||
}
|
70
MdePkg/Library/BaseMemoryLibSse2/SetMem16Wrapper.c
Normal file
70
MdePkg/Library/BaseMemoryLibSse2/SetMem16Wrapper.c
Normal file
@@ -0,0 +1,70 @@
|
||||
/** @file
|
||||
SetMem16() implementation.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: SetMem16Wrapper.c
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "MemLibInternals.h"
|
||||
|
||||
/**
|
||||
Fills a target buffer with a 16-bit value, and returns the target buffer.
|
||||
|
||||
This function fills Length bytes of Buffer with the 16-bit value specified by
|
||||
Value, and returns Buffer. Value is repeated every 16-bits in for Length
|
||||
bytes of Buffer.
|
||||
|
||||
If Length > 0 and Buffer is NULL, then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
|
||||
If Buffer is not aligned on a 16-bit boundary, then ASSERT().
|
||||
If Length is not aligned on a 16-bit boundary, then ASSERT().
|
||||
|
||||
@param Buffer Pointer to the target buffer to fill.
|
||||
@param Length Number of bytes in Buffer to fill.
|
||||
@param Value Value with which to fill Length bytes of Buffer.
|
||||
|
||||
@return Buffer.
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
SetMem16 (
|
||||
OUT VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT16 Value
|
||||
)
|
||||
{
|
||||
if (Length == 0) {
|
||||
return Buffer;
|
||||
}
|
||||
|
||||
ASSERT (Buffer != NULL);
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
|
||||
ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);
|
||||
ASSERT ((Length & (sizeof (Value) - 1)) == 0);
|
||||
|
||||
return InternalMemSetMem16 (Buffer, Length / sizeof (Value), Value);
|
||||
}
|
70
MdePkg/Library/BaseMemoryLibSse2/SetMem32Wrapper.c
Normal file
70
MdePkg/Library/BaseMemoryLibSse2/SetMem32Wrapper.c
Normal file
@@ -0,0 +1,70 @@
|
||||
/** @file
|
||||
SetMem32() implementation.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: SetMem32Wrapper.c
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "MemLibInternals.h"
|
||||
|
||||
/**
|
||||
Fills a target buffer with a 32-bit value, and returns the target buffer.
|
||||
|
||||
This function fills Length bytes of Buffer with the 32-bit value specified by
|
||||
Value, and returns Buffer. Value is repeated every 32-bits in for Length
|
||||
bytes of Buffer.
|
||||
|
||||
If Length > 0 and Buffer is NULL, then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
|
||||
If Buffer is not aligned on a 32-bit boundary, then ASSERT().
|
||||
If Length is not aligned on a 32-bit boundary, then ASSERT().
|
||||
|
||||
@param Buffer Pointer to the target buffer to fill.
|
||||
@param Length Number of bytes in Buffer to fill.
|
||||
@param Value Value with which to fill Length bytes of Buffer.
|
||||
|
||||
@return Buffer.
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
SetMem32 (
|
||||
OUT VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT32 Value
|
||||
)
|
||||
{
|
||||
if (Length == 0) {
|
||||
return Buffer;
|
||||
}
|
||||
|
||||
ASSERT (Buffer != NULL);
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
|
||||
ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);
|
||||
ASSERT ((Length & (sizeof (Value) - 1)) == 0);
|
||||
|
||||
return InternalMemSetMem32 (Buffer, Length / sizeof (Value), Value);
|
||||
}
|
70
MdePkg/Library/BaseMemoryLibSse2/SetMem64Wrapper.c
Normal file
70
MdePkg/Library/BaseMemoryLibSse2/SetMem64Wrapper.c
Normal file
@@ -0,0 +1,70 @@
|
||||
/** @file
|
||||
SetMem64() implementation.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: SetMem64Wrapper.c
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "MemLibInternals.h"
|
||||
|
||||
/**
|
||||
Fills a target buffer with a 64-bit value, and returns the target buffer.
|
||||
|
||||
This function fills Length bytes of Buffer with the 64-bit value specified by
|
||||
Value, and returns Buffer. Value is repeated every 64-bits in for Length
|
||||
bytes of Buffer.
|
||||
|
||||
If Length > 0 and Buffer is NULL, then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
|
||||
If Buffer is not aligned on a 64-bit boundary, then ASSERT().
|
||||
If Length is not aligned on a 64-bit boundary, then ASSERT().
|
||||
|
||||
@param Buffer Pointer to the target buffer to fill.
|
||||
@param Length Number of bytes in Buffer to fill.
|
||||
@param Value Value with which to fill Length bytes of Buffer.
|
||||
|
||||
@return Buffer.
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
SetMem64 (
|
||||
OUT VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT64 Value
|
||||
)
|
||||
{
|
||||
if (Length == 0) {
|
||||
return Buffer;
|
||||
}
|
||||
|
||||
ASSERT (Buffer != NULL);
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
|
||||
ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);
|
||||
ASSERT ((Length & (sizeof (Value) - 1)) == 0);
|
||||
|
||||
return InternalMemSetMem64 (Buffer, Length / sizeof (Value), Value);
|
||||
}
|
61
MdePkg/Library/BaseMemoryLibSse2/SetMemWrapper.c
Normal file
61
MdePkg/Library/BaseMemoryLibSse2/SetMemWrapper.c
Normal file
@@ -0,0 +1,61 @@
|
||||
/** @file
|
||||
SetMem() implementation.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: SetMemWrapper.c
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "MemLibInternals.h"
|
||||
|
||||
/**
|
||||
Fills a target buffer with a byte value, and returns the target buffer.
|
||||
|
||||
This function fills Length bytes of Buffer with Value, and returns Buffer.
|
||||
If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
|
||||
|
||||
@param Buffer Memory to set.
|
||||
@param Length Number of bytes to set.
|
||||
@param Value Value of the set operation.
|
||||
|
||||
@return Buffer.
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
SetMem (
|
||||
OUT VOID *Buffer,
|
||||
IN UINTN Length,
|
||||
IN UINT8 Value
|
||||
)
|
||||
{
|
||||
if (Length == 0) {
|
||||
return Buffer;
|
||||
}
|
||||
|
||||
ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
|
||||
|
||||
return InternalMemSetMem (Buffer, Length, Value);
|
||||
}
|
56
MdePkg/Library/BaseMemoryLibSse2/ZeroMemWrapper.c
Normal file
56
MdePkg/Library/BaseMemoryLibSse2/ZeroMemWrapper.c
Normal file
@@ -0,0 +1,56 @@
|
||||
/** @file
|
||||
ZeroMem() implementation.
|
||||
|
||||
Copyright (c) 2006, Intel Corporation<BR>
|
||||
All rights reserved. This program and the accompanying materials
|
||||
are licensed and made available under the terms and conditions of the BSD License
|
||||
which accompanies this distribution. The full text of the license may be found at
|
||||
http://opensource.org/licenses/bsd-license.php
|
||||
|
||||
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||||
|
||||
Module Name: ZeroMemWrapper.c
|
||||
|
||||
The following BaseMemoryLib instances share the same version of this file:
|
||||
|
||||
BaseMemoryLib
|
||||
BaseMemoryLibMmx
|
||||
BaseMemoryLibSse2
|
||||
BaseMemoryLibRepStr
|
||||
PeiMemoryLib
|
||||
DxeMemoryLib
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "MemLibInternals.h"
|
||||
|
||||
/**
|
||||
Fills a target buffer with zeros, and returns the target buffer.
|
||||
|
||||
This function fills Length bytes of Buffer with zeros, and returns Buffer.
|
||||
If Length > 0 and Buffer is NULL, then ASSERT().
|
||||
If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
|
||||
|
||||
@param Buffer Pointer to the target buffer to fill with zeros.
|
||||
@param Length Number of bytes in Buffer to fill with zeros.
|
||||
|
||||
@return Buffer.
|
||||
|
||||
**/
|
||||
VOID *
|
||||
EFIAPI
|
||||
ZeroMem (
|
||||
OUT VOID *Buffer,
|
||||
IN UINTN Length
|
||||
)
|
||||
{
|
||||
ASSERT (!(Buffer == NULL && Length > 0));
|
||||
ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1));
|
||||
return InternalMemZeroMem (Buffer, Length);
|
||||
}
|
Reference in New Issue
Block a user