mirror of
				https://git.proxmox.com/git/mirror_edk2
				synced 2025-11-04 02:40:26 +00:00 
			
		
		
		
	git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10604 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			48 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			NASM
		
	
	
	
	
	
			
		
		
	
	
			48 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			NASM
		
	
	
	
	
	
;------------------------------------------------------------------------------
 | 
						|
;
 | 
						|
; Copyright (c) 2006, 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:
 | 
						|
;
 | 
						|
;   ZeroMem.Asm
 | 
						|
;
 | 
						|
; Abstract:
 | 
						|
;
 | 
						|
;   ZeroMem function
 | 
						|
;
 | 
						|
; Notes:
 | 
						|
;
 | 
						|
;------------------------------------------------------------------------------
 | 
						|
 | 
						|
    .code
 | 
						|
 | 
						|
;------------------------------------------------------------------------------
 | 
						|
;  VOID *
 | 
						|
;  InternalMemZeroMem (
 | 
						|
;    IN VOID   *Buffer,
 | 
						|
;    IN UINTN  Count
 | 
						|
;    );
 | 
						|
;------------------------------------------------------------------------------
 | 
						|
InternalMemZeroMem  PROC    USES    rdi
 | 
						|
    push    rcx
 | 
						|
    xor     rax, rax
 | 
						|
    mov     rdi, rcx
 | 
						|
    mov     rcx, rdx
 | 
						|
    shr     rcx, 3
 | 
						|
    and     rdx, 7
 | 
						|
    rep     stosq
 | 
						|
    mov     ecx, edx
 | 
						|
    rep     stosb
 | 
						|
    pop     rax
 | 
						|
    ret
 | 
						|
InternalMemZeroMem  ENDP
 | 
						|
 | 
						|
    END
 |