/* Definitions for native support of irix4.

   Copyright (C) 1991, 1992 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.  */

/*
 * Let's use /debug instead of all this dangerous mucking about
 * with ptrace(), which seems *extremely* fragile, anyway.
 */
#define USE_PROC_FS
#define CTL_PROC_NAME_FMT "/debug/%d"
#define AS_PROC_NAME_FMT "/debug/%d"
#define MAP_PROC_NAME_FMT "/debug/%d"
#define STATUS_PROC_NAME_FMT "/debug/%d"

/* Don't need special routines for the SGI -- we can use infptrace.c */
#undef FETCH_INFERIOR_REGISTERS

#define U_REGS_OFFSET 0

/* Is this really true or is this just a leftover from a DECstation
   config file?  */

#define	ONE_PROCESS_WRITETEXT

#define TARGET_HAS_HARDWARE_WATCHPOINTS

/* Temporary new watchpoint stuff */
#define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) \
	((type) == bp_hardware_watchpoint)

/* When a hardware watchpoint fires off the PC will be left at the
   instruction which caused the watchpoint.  It will be necessary for
   GDB to step over the watchpoint. */

#define STOPPED_BY_WATCHPOINT(W) \
  procfs_stopped_by_watchpoint(inferior_pid)
extern int procfs_stopped_by_watchpoint PARAMS ((int));

#define HAVE_NONSTEPPABLE_WATCHPOINT

/* Use these macros for watchpoint insertion/deletion.  */
/* type can be 0: write watch, 1: read watch, 2: access watch (read/write) */
#define target_insert_watchpoint(ADDR, LEN, TYPE) \
     procfs_set_watchpoint (inferior_pid, ADDR, LEN, TYPE, 0)
#define target_remove_watchpoint(ADDR, LEN, TYPE) \
     procfs_set_watchpoint (inferior_pid, ADDR, 0, 0, 0)
extern int procfs_set_watchpoint PARAMS ((int, CORE_ADDR, int, int, int));

#define TARGET_REGION_SIZE_OK_FOR_HW_WATCHPOINT(SIZE) 1