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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.asm
15#
16# Abstract:
17#
18#   SetMem16 function
19#
20# Notes:
21#
22#------------------------------------------------------------------------------
23
24ASM_GLOBAL ASM_PFX(InternalMemSetMem16)
25
26#------------------------------------------------------------------------------
27#  VOID *
28#  InternalMemSetMem16 (
29#    IN VOID   *Buffer,
30#    IN UINTN  Count,
31#    IN UINT16 Value
32#    )
33#------------------------------------------------------------------------------
34ASM_PFX(InternalMemSetMem16):
35    push    %edi
36    movl    16(%esp), %eax
37    shrdl   $16, %eax, %edx
38    shldl   $16, %edx, %eax
39    movl    12(%esp), %edx
40    movl    8(%esp), %edi
41    movl    %edx, %ecx
42    andl    $3, %edx
43    shrl    $2, %ecx
44    jz      L1
45    movd    %eax, %mm0
46    movd    %eax, %mm1
47    psllq   $32, %mm0
48    por     %mm1, %mm0
49L0:
50    movq    %mm0, (%edi)
51    addl    $8, %edi
52    loop    L0
53L1:
54    movl    %edx, %ecx
55    rep
56    stosw
57    movl    8(%esp), %eax
58    pop     %edi
59    ret
60