1 /* Code dealing with register stack frames, for GDB, the GNU debugger. 2 3 Copyright (C) 2003-2013 Free Software Foundation, Inc. 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 3 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, see <http://www.gnu.org/licenses/>. */ 19 20 #if !defined (SENTINEL_FRAME_H) 21 #define SENTINEL_FRAME_H 1 22 23 struct frame_unwind; 24 struct regcache; 25 26 /* Implement the sentinel frame. The sentinel frame terminates the 27 inner most end of the frame chain. If unwound, it returns the 28 information need to construct an inner-most frame. */ 29 30 /* Pump prime the sentinel frame's cache. Since this needs the 31 REGCACHE provide that here. */ 32 33 extern void *sentinel_frame_cache (struct regcache *regcache); 34 35 /* At present there is only one type of sentinel frame. */ 36 37 extern const struct frame_unwind sentinel_frame_unwind; 38 39 #endif /* !defined (SENTINEL_FRAME_H) */ 40