nm-irix5.h revision 1.4 
1/* Definitions for native support of irix5.
2
3   Copyright 1993, 1996, 1998, 1999, 2000 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 2 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, write to the Free Software
19   Foundation, Inc., 59 Temple Place - Suite 330,
20   Boston, MA 02111-1307, USA.  */
21
22#include "config/nm-sysv4.h"
23#undef IN_SOLIB_DYNSYM_RESOLVE_CODE
24
25#define TARGET_HAS_HARDWARE_WATCHPOINTS
26
27/* TARGET_CAN_USE_HARDWARE_WATCHPOINT is now defined to go through
28   the target vector.  For Irix5, procfs_can_use_hw_watchpoint()
29   should be invoked.  */
30
31/* When a hardware watchpoint fires off the PC will be left at the
32   instruction which caused the watchpoint.  It will be necessary for
33   GDB to step over the watchpoint. */
34
35#define STOPPED_BY_WATCHPOINT(W) \
36     procfs_stopped_by_watchpoint(inferior_ptid)
37extern int procfs_stopped_by_watchpoint (ptid_t);
38
39/* Use these macros for watchpoint insertion/deletion.  */
40/* type can be 0: write watch, 1: read watch, 2: access watch (read/write) */
41#define target_insert_watchpoint(ADDR, LEN, TYPE) \
42     procfs_set_watchpoint (inferior_ptid, ADDR, LEN, TYPE, 0)
43#define target_remove_watchpoint(ADDR, LEN, TYPE) \
44     procfs_set_watchpoint (inferior_ptid, ADDR, 0, 0, 0)
45extern int procfs_set_watchpoint (ptid_t, CORE_ADDR, int, int, int);
46
47#define TARGET_REGION_SIZE_OK_FOR_HW_WATCHPOINT(SIZE) 1
48
49/* Override register locations in upage for SGI machines */
50#define REGISTER_U_ADDR(addr, blockend, regno) 		\
51  if (regno < PC_REGNUM)				\
52      addr = regno;					\
53  else							\
54      addr = regno + NSIG_HNDLRS;	/* Skip over signal handlers */
55