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1 | #\r |
2 | # ConvertAsm.py: Automatically generated from ScanMem64.asm\r |
3 | #\r |
4 | #------------------------------------------------------------------------------\r |
5 | #\r |
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6 | # Copyright (c) 2006 - 2008, Intel Corporation\r |
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7 | # All rights reserved. This program and the accompanying materials\r |
8 | # are licensed and made available under the terms and conditions of the BSD License\r |
9 | # which accompanies this distribution. The full text of the license may be found at\r |
10 | # http://opensource.org/licenses/bsd-license.php\r |
11 | #\r |
12 | # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
13 | # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
14 | #\r |
15 | # Module Name:\r |
16 | #\r |
17 | # ScanMem64.S\r |
18 | #\r |
19 | # Abstract:\r |
20 | #\r |
21 | # ScanMem64 function\r |
22 | #\r |
23 | # Notes:\r |
24 | #\r |
25 | # The following BaseMemoryLib instances contain the same copy of this file:\r |
26 | #\r |
27 | # BaseMemoryLibRepStr\r |
28 | # BaseMemoryLibMmx\r |
29 | # BaseMemoryLibSse2\r |
30 | # BaseMemoryLibOptDxe\r |
31 | # BaseMemoryLibOptPei\r |
32 | #\r |
33 | #------------------------------------------------------------------------------\r |
34 | \r |
35 | \r |
36 | #------------------------------------------------------------------------------\r |
37 | # CONST VOID *\r |
38 | # EFIAPI\r |
39 | # InternalMemScanMem64 (\r |
40 | # IN CONST VOID *Buffer,\r |
41 | # IN UINTN Length,\r |
42 | # IN UINT64 Value\r |
43 | # );\r |
44 | #------------------------------------------------------------------------------\r |
45 | .intel_syntax noprefix\r |
46 | .globl ASM_PFX(InternalMemScanMem64)\r |
47 | ASM_PFX(InternalMemScanMem64):\r |
48 | push rdi\r |
49 | mov rdi, rcx\r |
50 | mov rax, r8\r |
51 | mov rcx, rdx\r |
52 | repne scasq\r |
53 | lea rax, [rdi - 8]\r |
54 | cmovnz rax, rcx\r |
55 | pop rdi\r |
56 | ret\r |