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