Fix capitalization issues
[mirror_edk2.git] / MdePkg / Library / BaseMemoryLibSse2 / Ia32 / ZeroMem.asm
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 InternalMemZeroMem PROC USES edi
37 mov edi, [esp + 8]
38 mov edx, [esp + 12]
39 xor ecx, ecx
40 sub ecx, edi
41 xor eax, eax
42 and ecx, 15
43 jz @F
44 cmp ecx, edx
45 cmova ecx, edx
46 sub edx, ecx
47 rep stosb
48 @@:
49 mov ecx, edx
50 and edx, 15
51 shr ecx, 4
52 jz @ZeroBytes
53 pxor xmm0, xmm0
54 @@:
55 movntdq [edi], xmm0
56 add edi, 16
57 loop @B
58 mfence
59 @ZeroBytes:
60 mov ecx, edx
61 rep stosb
62 mov eax, [esp + 8]
63 ret
64 InternalMemZeroMem ENDP
65
66 END