b1ff428c |
1 | #------------------------------------------------------------------------------\r |
2 | #\r |
373ade0e |
3 | # Copyright (c) 2006 - 2008, Intel Corporation\r |
b1ff428c |
4 | # All rights reserved. This program and the accompanying materials\r |
5 | # are licensed and made available under the terms and conditions of the BSD License\r |
6 | # which accompanies this distribution. The full text of the license may be found at\r |
7 | # http://opensource.org/licenses/bsd-license.php\r |
8 | #\r |
9 | # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
10 | # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
11 | #\r |
12 | # Module Name:\r |
13 | #\r |
14 | # ScanMem16.Asm\r |
15 | #\r |
16 | # Abstract:\r |
17 | #\r |
18 | # ScanMem16 function\r |
19 | #\r |
20 | # Notes:\r |
21 | #\r |
22 | # The following BaseMemoryLib instances contain the same copy of this file:\r |
23 | #\r |
24 | # BaseMemoryLibRepStr\r |
25 | # BaseMemoryLibMmx\r |
26 | # BaseMemoryLibSse2\r |
27 | # BaseMemoryLibOptDxe\r |
28 | # BaseMemoryLibOptPei\r |
29 | #\r |
30 | #------------------------------------------------------------------------------\r |
31 | \r |
32 | .globl _InternalMemScanMem16\r |
33 | \r |
34 | #------------------------------------------------------------------------------\r |
35 | # CONST VOID *\r |
36 | # EFIAPI\r |
37 | # InternalMemScanMem16 (\r |
38 | # IN CONST VOID *Buffer,\r |
39 | # IN UINTN Length,\r |
40 | # IN UINT16 Value\r |
41 | # );\r |
42 | #------------------------------------------------------------------------------\r |
43 | _InternalMemScanMem16:\r |
44 | push %edi\r |
45 | movl 12(%esp), %ecx\r |
46 | movl 8(%esp), %edi\r |
47 | movl 16(%esp), %eax\r |
48 | repne scasw\r |
49 | leal -2(%edi), %eax\r |
50 | cmovnz %ecx, %eax\r |
51 | pop %edi\r |
52 | ret\r |