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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 | # SetMem32.asm | |
15 | # | |
16 | # Abstract: | |
17 | # | |
18 | # SetMem32 function | |
19 | # | |
20 | # Notes: | |
21 | # | |
22 | #------------------------------------------------------------------------------ | |
23 | ||
24 | .globl _InternalMemSetMem32 | |
25 | ||
26 | #------------------------------------------------------------------------------ | |
27 | # VOID * | |
28 | # InternalMemSetMem32 ( | |
29 | # IN VOID *Buffer, | |
30 | # IN UINTN Count, | |
31 | # IN UINT32 Value | |
32 | # ) | |
33 | #------------------------------------------------------------------------------ | |
34 | _InternalMemSetMem32: | |
35 | movl 4(%esp), %eax | |
36 | movl 8(%esp), %ecx | |
37 | movd 12(%esp), %mm0 | |
38 | shrl %ecx | |
39 | movl %eax, %edx | |
40 | jz L1 | |
41 | movq %mm0, %mm1 | |
42 | psllq $32, %mm1 | |
43 | por %mm1, %mm0 | |
44 | L0: | |
45 | movq %mm0, (%edx) | |
46 | lea 8(%edx), %edx | |
47 | loopl L0 | |
48 | L1: | |
49 | jnc L2 | |
50 | movd %mm0, (%edx) | |
51 | L2: | |
52 | ret |