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2b778ceb | 1 | /* Copyright (C) 2002-2021 Free Software Foundation, Inc. |
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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 | |
ab84e3ff | 15 | License along with the GNU C Library. If not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
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17 | |
18 | /* Default stack size. */ | |
19 | #define ARCH_STACK_DEFAULT_SIZE (8 * 1024 * 1024) | |
20 | ||
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21 | /* Minimum guard size. */ |
22 | #define ARCH_MIN_GUARD_SIZE 0 | |
23 | ||
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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"); |