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;------------------------------------------------------------------------------
;
; Copyright (c) 2007, 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:
;
; memset function
;
; Notes:
;
;------------------------------------------------------------------------------
.686
.model flat,C
.code
;------------------------------------------------------------------------------
; VOID *
; memset (
; OUT VOID *Buffer,
; IN UINT8 Value,
; IN UINTN Count
; )
;------------------------------------------------------------------------------
memset PROC USES edi
mov ecx, [esp + 16]
test ecx, ecx
je @F
mov al, [esp + 12]
mov ah, al
shrd edx, eax, 16
shld eax, edx, 16
mov edx, ecx
mov edi, [esp + 8]
shr ecx, 2
rep stosd
mov ecx, edx
and ecx, 3
rep stosb
@@:
mov eax, [esp + 8]
ret
memset ENDP
END
|
