| 1 | /* Code dealing with register stack frames, for GDB, the GNU debugger. |
| 2 | |
| 3 | Copyright (C) 2003, 2007, 2008 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 *const sentinel_frame_unwind; |
| 38 | |
| 39 | #endif /* !defined (SENTINEL_FRAME_H) */ |