1 /* Copyright (C) 2003-2022 Free Software Foundation, Inc.
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
15    License along with the GNU C Library; if not, see
16    <https://www.gnu.org/licenses/>.  */
17 
18 /* Default stack size.  */
19 #define ARCH_STACK_DEFAULT_SIZE	(32 * 1024 * 1024)
20 
21 /* Minimum guard size.  */
22 #define ARCH_MIN_GUARD_SIZE 0
23 
24 /* IA-64 uses a normal stack and a register stack.  */
25 #define NEED_SEPARATE_REGISTER_STACK
26 
27 /* Required stack pointer alignment at beginning.  */
28 #define STACK_ALIGN		16
29 
30 /* Minimal stack size after allocating thread descriptor and guard size.  */
31 #define MINIMAL_REST_STACK	16384
32 
33 
34 /* Location of current stack frame.  */
35 #define CURRENT_STACK_FRAME	__stack_pointer
36 register char *__stack_pointer __asm__ ("sp");
37