sysdeps/aarch64/stackinfo.h

   1 /* Copyright (C) 2001-2015 Free Software Foundation, Inc.
   2
   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 License as
   7    published by the Free Software Foundation; either version 2.1 of the
   8    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    <http://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 AArch64 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 */