gdb/config/mips/nm-irix4.h

   1 /* Definitions for native support of irix4.
   2
   3    Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999, 2000
   4    Free Software Foundation, Inc.
   5
   6    This file is part of GDB.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 59 Temple Place - Suite 330,
  21    Boston, MA 02111-1307, USA.  */
  22
  23 /*
  24  * Let's use /debug instead of all this dangerous mucking about
  25  * with ptrace(), which seems *extremely* fragile, anyway.
  26  */
  27 #define USE_PROC_FS
  28 #define CTL_PROC_NAME_FMT "/debug/%d"
  29 #define AS_PROC_NAME_FMT "/debug/%d"
  30 #define MAP_PROC_NAME_FMT "/debug/%d"
  31 #define STATUS_PROC_NAME_FMT "/debug/%d"
  32
  33 /* Don't need special routines for the SGI -- we can use infptrace.c */
  34 #undef FETCH_INFERIOR_REGISTERS
  35
  36 #define U_REGS_OFFSET 0
  37
  38 /* Is this really true or is this just a leftover from a DECstation
  39    config file?  */
  40
  41 #define ONE_PROCESS_WRITETEXT
  42
  43 #define TARGET_HAS_HARDWARE_WATCHPOINTS
  44
  45 /* Temporary new watchpoint stuff */
  46 #define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) \
  47         ((type) == bp_hardware_watchpoint)
  48
  49 /* When a hardware watchpoint fires off the PC will be left at the
  50    instruction which caused the watchpoint.  It will be necessary for
  51    GDB to step over the watchpoint. */
  52
  53 #define STOPPED_BY_WATCHPOINT(W) \
  54   procfs_stopped_by_watchpoint(inferior_ptid)
  55 extern int procfs_stopped_by_watchpoint (ptid_t);
  56
  57 #define HAVE_NONSTEPPABLE_WATCHPOINT
  58
  59 /* Use these macros for watchpoint insertion/deletion.  */
  60 /* type can be 0: write watch, 1: read watch, 2: access watch (read/write) */
  61 #define target_insert_watchpoint(ADDR, LEN, TYPE) \
  62      procfs_set_watchpoint (inferior_ptid, ADDR, LEN, TYPE, 0)
  63 #define target_remove_watchpoint(ADDR, LEN, TYPE) \
  64      procfs_set_watchpoint (inferior_ptid, ADDR, 0, 0, 0)
  65 extern int procfs_set_watchpoint (ptid_t, CORE_ADDR, int, int, int);
  66
  67 #define TARGET_REGION_SIZE_OK_FOR_HW_WATCHPOINT(SIZE) 1