sysdeps/or1k/stackinfo.h

   1 /* Stack definitions for OpenRISC.
   2    Copyright (C) 2022-2023 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 or1k the stack grows down.  */
  28 #define _STACK_GROWS_DOWN       1
  29
  30 /* Default to an executable stack.  PF_X can be overridden if PT_GNU_STACK is
  31    present, but it is presumed absent.  */
  32 #define DEFAULT_STACK_PERMS (PF_R | PF_W | PF_X)
  33
  34 #endif /* stackinfo.h */