/* Code dealing with register stack frames, for GDB, the GNU debugger.
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/* Code dealing with register stack frames, for GDB, the GNU debugger.
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Copyright (C) 2003, 2007, 2008 Free Software Foundation, Inc.
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Copyright (C) 2003, 2007, 2008 Free Software Foundation, Inc.
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This file is part of GDB.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#if !defined (SENTINEL_FRAME_H)
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#if !defined (SENTINEL_FRAME_H)
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#define SENTINEL_FRAME_H 1
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#define SENTINEL_FRAME_H 1
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struct frame_unwind;
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struct frame_unwind;
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struct regcache;
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struct regcache;
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/* Implement the sentinel frame. The sentinel frame terminates the
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/* Implement the sentinel frame. The sentinel frame terminates the
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inner most end of the frame chain. If unwound, it returns the
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inner most end of the frame chain. If unwound, it returns the
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information need to construct an inner-most frame. */
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information need to construct an inner-most frame. */
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/* Pump prime the sentinel frame's cache. Since this needs the
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/* Pump prime the sentinel frame's cache. Since this needs the
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REGCACHE provide that here. */
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REGCACHE provide that here. */
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extern void *sentinel_frame_cache (struct regcache *regcache);
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extern void *sentinel_frame_cache (struct regcache *regcache);
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/* At present there is only one type of sentinel frame. */
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/* At present there is only one type of sentinel frame. */
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extern const struct frame_unwind *const sentinel_frame_unwind;
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extern const struct frame_unwind *const sentinel_frame_unwind;
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#endif /* !defined (SENTINEL_FRAME_H) */
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#endif /* !defined (SENTINEL_FRAME_H) */
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