d61cdff81abc9a3b325155b6525217481151d140
[mirror_edk2.git] / MdePkg / Library / BaseMemoryLibRepStr / Ia32 / ZeroMem.s
1 #------------------------------------------------------------------------------
2 #
3 # Copyright (c) 2006, Intel Corporation
4 # All rights reserved. This program and the accompanying materials
5 # are licensed and made available under the terms and conditions of the BSD License
6 # which accompanies this distribution. The full text of the license may be found at
7 # http://opensource.org/licenses/bsd-license.php
8 #
9 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
10 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
11 #
12 # Module Name:
13 #
14 # ZeroMem.Asm
15 #
16 # Abstract:
17 #
18 # ZeroMem function
19 #
20 # Notes:
21 #
22 #------------------------------------------------------------------------------
23
24 .386:
25 .code:
26
27 .global InternalMemZeroMem
28 InternalMemZeroMem:
29 push %edi
30 xorl %eax,%eax
31 movl 8(%esp),%edi
32 movl 12(%esp),%ecx
33 movl %ecx,%edx
34 shrl $2,%ecx
35 andl $3,%edx
36 pushl %edi
37 rep
38 stosl
39 movl %edx,%ecx
40 rep
41 stosb
42 popl %eax
43 pop %edi
44 ret