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