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1 | ;------------------------------------------------------------------------------\r | |
2 | ;\r | |
3 | ; Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>\r | |
4 | ; SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
5 | ;\r | |
6 | ; Module Name:\r | |
7 | ;\r | |
8 | ; InterlockedIncrement.Asm\r | |
9 | ;\r | |
10 | ; Abstract:\r | |
11 | ;\r | |
12 | ; InterlockedIncrement function\r | |
13 | ;\r | |
14 | ; Notes:\r | |
15 | ;\r | |
16 | ;------------------------------------------------------------------------------\r | |
17 | \r | |
18 | DEFAULT REL\r | |
19 | SECTION .text\r | |
20 | \r | |
21 | ;------------------------------------------------------------------------------\r | |
22 | ; UINT32\r | |
23 | ; EFIAPI\r | |
24 | ; InternalSyncIncrement (\r | |
25 | ; IN volatile UINT32 *Value\r | |
26 | ; );\r | |
27 | ;------------------------------------------------------------------------------\r | |
28 | global ASM_PFX(InternalSyncIncrement)\r | |
29 | ASM_PFX(InternalSyncIncrement):\r | |
30 | mov eax, 1\r | |
31 | lock xadd dword [rcx], eax\r | |
32 | inc eax\r | |
33 | ret\r | |
34 | \r |