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1 | //\r | |
2 | // Include common header file for this module.\r | |
3 | //\r | |
4 | #include "CommonHeader.h"\r | |
5 | \r | |
6 | ;------------------------------------------------------------------------------\r | |
7 | ;\r | |
8 | ; Copyright (c) 2006, Intel Corporation\r | |
9 | ; All rights reserved. This program and the accompanying materials\r | |
10 | ; are licensed and made available under the terms and conditions of the BSD License\r | |
11 | ; which accompanies this distribution. The full text of the license may be found at\r | |
12 | ; http://opensource.org/licenses/bsd-license.php\r | |
13 | ;\r | |
14 | ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
15 | ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
16 | ;\r | |
17 | ; Module Name:\r | |
18 | ;\r | |
19 | ; ScanMem64.Asm\r | |
20 | ;\r | |
21 | ; Abstract:\r | |
22 | ;\r | |
23 | ; ScanMem64 function\r | |
24 | ;\r | |
25 | ; Notes:\r | |
26 | ;\r | |
27 | ; The following BaseMemoryLib instances share the same version of this file:\r | |
28 | ;\r | |
29 | ; BaseMemoryLibRepStr\r | |
30 | ; BaseMemoryLibMmx\r | |
31 | ; BaseMemoryLibSse2\r | |
32 | ;\r | |
33 | ;------------------------------------------------------------------------------\r | |
34 | \r | |
35 | .686\r | |
36 | .model flat,C\r | |
37 | .code\r | |
38 | \r | |
39 | ;------------------------------------------------------------------------------\r | |
40 | ; CONST VOID *\r | |
41 | ; EFIAPI\r | |
42 | ; InternalMemScanMem64 (\r | |
43 | ; IN CONST VOID *Buffer,\r | |
44 | ; IN UINTN Length,\r | |
45 | ; IN UINT64 Value\r | |
46 | ; );\r | |
47 | ;------------------------------------------------------------------------------\r | |
48 | InternalMemScanMem64 PROC USES edi\r | |
49 | mov ecx, [esp + 12]\r | |
50 | mov eax, [esp + 16]\r | |
51 | mov edx, [esp + 20]\r | |
52 | mov edi, [esp + 8]\r | |
53 | @@:\r | |
54 | cmp eax, [edi]\r | |
55 | lea edi, [edi + 8]\r | |
56 | loopne @B\r | |
57 | jne @F\r | |
58 | cmp edx, [edi - 4]\r | |
59 | jecxz @F\r | |
60 | jne @B\r | |
61 | @@:\r | |
62 | lea eax, [edi - 8]\r | |
63 | cmovne eax, ecx\r | |
64 | ret\r | |
65 | InternalMemScanMem64 ENDP\r | |
66 | \r | |
67 | END\r |