gdb/sentinel-frame.h

   1 /* Code dealing with register stack frames, for GDB, the GNU debugger.
   2
   3    Copyright (C) 2003, 2007, 2008, 2009, 2010, 2011
   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 3 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, see <http://www.gnu.org/licenses/>.  */
  20
  21 #if !defined (SENTINEL_FRAME_H)
  22 #define SENTINEL_FRAME_H 1
  23
  24 struct frame_unwind;
  25 struct regcache;
  26
  27 /* Implement the sentinel frame.  The sentinel frame terminates the
  28    inner most end of the frame chain.  If unwound, it returns the
  29    information need to construct an inner-most frame.  */
  30
  31 /* Pump prime the sentinel frame's cache.  Since this needs the
  32    REGCACHE provide that here.  */
  33
  34 extern void *sentinel_frame_cache (struct regcache *regcache);
  35
  36 /* At present there is only one type of sentinel frame.  */
  37
  38 extern const struct frame_unwind sentinel_frame_unwind;
  39
  40 #endif /* !defined (SENTINEL_FRAME_H)  */