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1;------------------------------------------------------------------------------
2;
3; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
4; 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;   SetMem16.nasm
15;
16; Abstract:
17;
18;   SetMem16 function
19;
20; Notes:
21;
22;------------------------------------------------------------------------------
23
24    SECTION .text
25
26;------------------------------------------------------------------------------
27;  VOID *
28;  EFIAPI
29;  InternalMemSetMem16 (
30;    IN VOID   *Buffer,
31;    IN UINTN  Count,
32;    IN UINT16 Value
33;    )
34;------------------------------------------------------------------------------
35global ASM_PFX(InternalMemSetMem16)
36ASM_PFX(InternalMemSetMem16):
37    push    edi
38    mov     eax, [esp + 16]
39    shrd    edx, eax, 16
40    shld    eax, edx, 16
41    mov     edx, [esp + 12]
42    mov     edi, [esp + 8]
43    mov     ecx, edx
44    and     edx, 3
45    shr     ecx, 2
46    jz      @SetWords
47    movd    mm0, eax
48    movd    mm1, eax
49    psllq   mm0, 32
50    por     mm0, mm1
51.0:
52    movq    [edi], mm0
53    add     edi, 8
54    loop    .0
55@SetWords:
56    mov     ecx, edx
57    rep     stosw
58    mov     eax, [esp + 8]
59    pop     edi
60    ret
61
62