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1 | /* Copyright (C) 2002-2022 Free Software Foundation, Inc. |
---|---|
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library. If not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | /* Default stack size. */ |
19 | #define ARCH_STACK_DEFAULT_SIZE (8 * 1024 * 1024) |
20 | |
21 | /* Minimum guard size. */ |
22 | #define ARCH_MIN_GUARD_SIZE 0 |
23 | |
24 | /* Required stack pointer alignment at beginning. */ |
25 | #define STACK_ALIGN 64 |
26 | |
27 | /* Minimal stack size after allocating thread descriptor and guard size. */ |
28 | #define MINIMAL_REST_STACK 2048 |
29 | |
30 | /* Alignment requirement for TCB, note that this must be larger than STACK_ALIGN */ |
31 | #define TCB_ALIGNMENT STACK_ALIGN |
32 | |
33 | |
34 | /* Location of current stack frame. */ |
35 | #define CURRENT_STACK_FRAME stack_pointer |
36 | register char * stack_pointer __asm__ ("%r30"); |
37 |
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