gdb/config/sparc/nm-sun4sol2.h

   1 /* Native-dependent definitions for Sparc running SVR4.
   2    Copyright 1994 Free Software Foundation, Inc.
   3
   4    This file is part of GDB.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 59 Temple Place - Suite 330,
  19    Boston, MA 02111-1307, USA.  */
  20
  21 /* Include the generic SVR4 definitions.  */
  22
  23 #include <nm-sysv4.h>
  24
  25 /* Before storing, we need to read all the registers.  */
  26
  27 #define CHILD_PREPARE_TO_STORE() read_register_bytes (0, NULL, REGISTER_BYTES)
  28
  29 /* Solaris PSRVADDR support does not seem to include a place for nPC.  */
  30
  31 #define PRSVADDR_BROKEN
  32
  33 /* gdb wants to use the prgregset_t interface rather than
  34    the gregset_t interface, partly because that's what's
  35    used in core-sol2.c */
  36
  37 #define GDB_GREGSET_T prgregset_t
  38 #define GDB_FPREGSET_T prfpregset_t
  39
  40 #ifdef NEW_PROC_API     /* Solaris 6 and above can do HW watchpoints */
  41
  42 #define TARGET_HAS_HARDWARE_WATCHPOINTS
  43
  44 /* The man page for proc4 on solaris 6 and 7 says that the system
  45    can support "thousands" of hardware watchpoints, but gives no
  46    method for finding out how many.  So just tell GDB 'yes'.  */
  47 #define TARGET_CAN_USE_HARDWARE_WATCHPOINT(TYPE, CNT, OT) 1
  48
  49 /* When a hardware watchpoint fires off the PC will be left at the
  50    instruction following the one which caused the watchpoint.
  51    It will *NOT* be necessary for GDB to step over the watchpoint. */
  52 #define HAVE_CONTINUABLE_WATCHPOINT
  53
  54 extern int procfs_stopped_by_watchpoint (int);
  55 #define STOPPED_BY_WATCHPOINT(W) \
  56   procfs_stopped_by_watchpoint(inferior_pid)
  57
  58 /* Use these macros for watchpoint insertion/deletion.  */
  59 /* type can be 0: write watch, 1: read watch, 2: access watch (read/write) */
  60
  61 extern int procfs_set_watchpoint (int, CORE_ADDR, int, int, int);
  62 #define target_insert_watchpoint(ADDR, LEN, TYPE) \
  63         procfs_set_watchpoint (inferior_pid, ADDR, LEN, TYPE, 1)
  64 #define target_remove_watchpoint(ADDR, LEN, TYPE) \
  65         procfs_set_watchpoint (inferior_pid, ADDR, 0, 0, 0)
  66
  67 #endif /* NEW_PROC_API */