1/* Target-dependent code for GNU/Linux x86.
2
3   Copyright (C) 2002, 2003, 2007 Free Software Foundation, Inc.
4
5   This file is part of GDB.
6
7   This program is free software; you can redistribute it and/or modify
8   it under the terms of the GNU General Public License as published by
9   the Free Software Foundation; either version 3 of the License, or
10   (at your option) any later version.
11
12   This program is distributed in the hope that it will be useful,
13   but WITHOUT ANY WARRANTY; without even the implied warranty of
14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   GNU General Public License for more details.
16
17   You should have received a copy of the GNU General Public License
18   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
19
20#ifndef I386_LINUX_TDEP_H
21#define I386_LINUX_TDEP_H
22
23/* The Linux kernel pretends there is an additional "orig_eax"
24   register.  Since GDB needs access to that register to be able to
25   properly restart system calls when necessary (see
26   i386-linux-tdep.c) we need our own versions of a number of
27   functions that deal with GDB's register cache.  */
28
29/* Register number for the "orig_eax" pseudo-register.  If this
30   pseudo-register contains a value >= 0 it is interpreted as the
31   system call number that the kernel is supposed to restart.  */
32#define I386_LINUX_ORIG_EAX_REGNUM I386_SSE_NUM_REGS
33
34/* Total number of registers for GNU/Linux.  */
35#define I386_LINUX_NUM_REGS (I386_LINUX_ORIG_EAX_REGNUM + 1)
36
37#endif /* i386-linux-tdep.h */
38