diff options
Diffstat (limited to 'EdkCompatibilityPkg/Foundation/Library/CompilerStub/Ia32/memcpyRep1.asm')
-rw-r--r-- | EdkCompatibilityPkg/Foundation/Library/CompilerStub/Ia32/memcpyRep1.asm | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Library/CompilerStub/Ia32/memcpyRep1.asm b/EdkCompatibilityPkg/Foundation/Library/CompilerStub/Ia32/memcpyRep1.asm deleted file mode 100644 index e519fbe19d..0000000000 --- a/EdkCompatibilityPkg/Foundation/Library/CompilerStub/Ia32/memcpyRep1.asm +++ /dev/null @@ -1,61 +0,0 @@ -;------------------------------------------------------------------------------
-;
-; Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>
-; 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:
-;
-; memcpy function
-;
-; Notes:
-;
-;------------------------------------------------------------------------------
-
- .686
- .model flat,C
- .code
-
-;------------------------------------------------------------------------------
-; VOID *
-; memcpy (
-; IN VOID *Destination,
-; IN VOID *Source,
-; IN UINTN Count
-; );
-;------------------------------------------------------------------------------
-memcpy PROC USES esi edi
- mov esi, [esp + 16] ; esi <- Source
- mov edi, [esp + 12] ; edi <- Destination
- mov edx, [esp + 20] ; edx <- Count
- cmp esi, edi
- je @CopyDone
- cmp edx, 0
- je @CopyDone
- lea eax, [esi + edx - 1] ; eax <- End of Source
- cmp esi, edi
- jae @F
- cmp eax, edi
- jb @F ; Copy backward if overlapped
- mov esi, eax ; esi <- End of Source
- lea edi, [edi + edx - 1] ; edi <- End of Destination
- std
-@@:
- mov ecx, edx
- rep movsb ; Copy bytes backward
- cld
-@CopyDone:
- mov eax, [esp + 12]
- ret
-memcpy ENDP
-
- END
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