/* Target machine description for SGI Iris under Irix 6.x, for GDB.

   Copyright 2001, 2002, 2003 Free Software Foundation, Inc.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#include "mips/tm-mips.h"
#include "solib.h"

/* Offsets for register values in _sigtramp frame.
   sigcontext is immediately above the _sigtramp frame on Irix.  */
#undef SIGFRAME_BASE
#define SIGFRAME_BASE		0

/* Irix 5 saves a full 64 bits for each register.  We skip 2 * 4 to
   get to the saved PC (the register mask and status register are both
   32 bits) and then another 4 to get to the lower 32 bits.  We skip
   the same 4 bytes, plus the 8 bytes for the PC to get to the
   registers, and add another 4 to get to the lower 32 bits.  We skip
   8 bytes per register.  */
#undef SIGFRAME_PC_OFF
#define SIGFRAME_PC_OFF		(SIGFRAME_BASE + 2 * 4 + 4)
#undef SIGFRAME_REGSAVE_OFF
#define SIGFRAME_REGSAVE_OFF	(SIGFRAME_BASE + 2 * 4 + 8 + 4)
#undef SIGFRAME_FPREGSAVE_OFF
#define SIGFRAME_FPREGSAVE_OFF	(SIGFRAME_BASE + 2 * 4 + 8 + 32 * 8 + 4)