1 /* Stack environment definitions for RISC-V. 2 Copyright (C) 2011-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library. If not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 /* This file contains a bit of information about the stack allocation 20 of the processor. */ 21 22 #ifndef _STACKINFO_H 23 #define _STACKINFO_H 1 24 25 #include <elf.h> 26 27 /* On RISC-V the stack grows down. */ 28 #define _STACK_GROWS_DOWN 1 29 30 /* Default to a non-executable stack. */ 31 #define DEFAULT_STACK_PERMS (PF_R | PF_W) 32 33 #endif /* stackinfo.h */ 34