src/vendorcode/amd/agesa/f10/Lib/IA32/msmemcpy.asm

;/**
; * @file
; *
; * Agesa library 32bit
; *
; * Contains AMD AGESA Library
; *
; * @xrefitem bom "File Content Label" "Release Content"
; * @e project:      AGESA
; * @e sub-project:  Lib
; * @e \$Revision: 9201 $   @e \$Date: 2008-10-31 03:36:20 -0500 (Fri, 31 Oct 2008) $
; */
;*****************************************************************************
;
; Copyright (c) 2011, Advanced Micro Devices, Inc.
; All rights reserved.
; 
; Redistribution and use in source and binary forms, with or without
; modification, are permitted provided that the following conditions are met:
;     * Redistributions of source code must retain the above copyright
;       notice, this list of conditions and the following disclaimer.
;     * Redistributions in binary form must reproduce the above copyright
;       notice, this list of conditions and the following disclaimer in the
;       documentation and/or other materials provided with the distribution.
;     * Neither the name of Advanced Micro Devices, Inc. nor the names of 
;       its contributors may be used to endorse or promote products derived 
;       from this software without specific prior written permission.
; 
; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
; ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
; DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY
; DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
; (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
; ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
; 
;*****************************************************************************

.586p
.model  flat
ASSUME FS:NOTHING
.code
; void *memcpy( void *dest, void *src, size_t count );
;
; Copy count bytes from src to dest, returning dest.
; ("c" is not legal as an assembly parameter name, replaced with value.)
; Assume ES is set appropriately, 32 bit flat.
;
public memcpy
memcpy  PROC NEAR C PUBLIC USES ECX EDI ESI dest:DWORD, src:DWORD, count:DWORD
        pushf
        cld     ; We will increment through *dest
        mov     edi, dest
        mov     esi, src
        mov     ecx, count
        rep movsb
        mov eax, dest
        popf
        ret
memcpy ENDP

; void *memset( void *dest, int c, size_t count );
;
; At dest, set count bytes to byte value, returning dest.
; ("c" is not legal as an assembly parameter name, replaced with value.)
; Assume ES is set appropriately, 32 bit flat.
;
public memset
memset  PROC NEAR C PUBLIC USES ECX EDI dest:DWORD, value:DWORD, count:DWORD
        pushf
        cld     ; We will increment through *dest
        mov     edi, dest
        mov     eax, value
        mov     ecx, count
        rep stosb
        mov     eax, edi
        popf
        ret
memset ENDP

END