Fix capitalization issues
[mirror_edk2.git] / MdePkg / Library / BaseMemoryLibSse2 / 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 .686:
25 #.MODEL flat,C
26 .xmm:
27 .code:
28
29 #------------------------------------------------------------------------------
30 # VOID *
31 # _mem_ZeroMem (
32 # IN VOID *Buffer,
33 # IN UINTN Count
34 # )
35 #------------------------------------------------------------------------------
36 .global _InternalMemZeroMem
37 _InternalMemZeroMem:
38 push %edi
39 movl 8(%esp), %edi
40 movl 12(%esp), %edx
41 xorl %ecx, %ecx
42 subl %edi, %ecx
43 xorl %eax, %eax
44 andl $15, %ecx
45 jz L0
46 cmpl %edx, %ecx
47 cmova %edx, %ecx
48 subl %ecx, %edx
49 rep
50 stosb
51 L0:
52 movl %edx, %ecx
53 andl $15, %edx
54 shrl $4, %ecx
55 jz @ZeroBytes
56 pxor %xmm0, %xmm0
57 L1:
58 movntdq %xmm0, (%edi)
59 addl $16, %edi
60 loop L1
61 mfence
62 @ZeroBytes:
63 movl %edx, %ecx
64 rep
65 stosb
66 movl 8(%esp), %eax
67 pop %edi
68 ret