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#   SetMem64.S
15#
16# Abstract:
17#
18#   SetMem64 function
19#
20# Notes:
21#
22#------------------------------------------------------------------------------
23
24ASM_GLOBAL ASM_PFX(InternalMemSetMem64)
25
26#------------------------------------------------------------------------------
27#  VOID *
28#  EFIAPI
29#  InternalMemSetMem64 (
30#    IN VOID   *Buffer,
31#    IN UINTN  Count,
32#    IN UINT64 Value
33#    );
34#------------------------------------------------------------------------------
35ASM_PFX(InternalMemSetMem64):
36    movl    4(%esp), %eax
37    movl    8(%esp), %ecx
38    testb   $8, %al
39    movl    %eax, %edx
40    movq    0xc(%esp), %xmm0
41    jz      L1
42    movq    %xmm0, (%edx)
43    addl    $8, %edx
44    decl    %ecx
45L1:
46    shrl    %ecx
47    jz      L_SetQwords
48    movlhps %xmm0, %xmm0
49L2:
50    movntdq %xmm0, (%edx)
51    leal    16(%edx), %edx
52    loop    L2
53    mfence
54L_SetQwords:
55    jnc     L3
56    movq    %xmm0, (%edx)
57L3:
58    ret
59