gdb/config/m68k/tm-os68k.h

   1 /* Parameters for execution on VxWorks m68k's, for GDB, the GNU debugger.
   2    Copyright 1986, 1987, 1989, 1991, 1998, 2003 Free Software Foundation, Inc.
   3    Contributed by Cygnus Support.
   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 #define GDBINIT_FILENAME        ".os68gdbinit"
  23
  24 #define DEFAULT_PROMPT          "(os68k) "
  25
  26 #include "m68k/tm-m68k.h"
  27
  28 /* We have more complex, useful breakpoints on the target.  */
  29 #undef DECR_PC_AFTER_BREAK
  30 #define DECR_PC_AFTER_BREAK     0
  31
  32 /* Takes the current frame-struct pointer and returns the chain-pointer
  33    to get to the calling frame.
  34
  35    If our current frame pointer is zero, we're at the top; else read out
  36    the saved FP from memory pointed to by the current FP.  */
  37
  38 #undef  FRAME_CHAIN
  39 #define FRAME_CHAIN(thisframe) ((thisframe)->frame? read_memory_integer ((thisframe)->frame, 4): 0)