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) */ 41