/* Code dealing with dummy stack frames, for GDB, the GNU debugger.
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/* Code dealing with dummy stack frames, for GDB, the GNU debugger.
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Copyright (C) 2002, 2004, 2007, 2008 Free Software Foundation, Inc.
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Copyright (C) 2002, 2004, 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 (DUMMY_FRAME_H)
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#if !defined (DUMMY_FRAME_H)
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#define DUMMY_FRAME_H 1
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#define DUMMY_FRAME_H 1
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struct frame_info;
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struct frame_info;
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struct regcache;
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struct regcache;
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struct frame_unwind;
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struct frame_unwind;
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struct frame_id;
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struct frame_id;
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/* Push the information needed to identify, and unwind from, a dummy
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/* Push the information needed to identify, and unwind from, a dummy
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frame onto the dummy frame stack. */
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frame onto the dummy frame stack. */
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/* NOTE: cagney/2004-08-02: This interface will eventually need to be
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/* NOTE: cagney/2004-08-02: This interface will eventually need to be
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parameterized with the caller's thread - that will allow per-thread
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parameterized with the caller's thread - that will allow per-thread
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dummy-frame stacks and, hence, per-thread inferior function
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dummy-frame stacks and, hence, per-thread inferior function
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calls. */
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calls. */
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/* NOTE: cagney/2004-08-02: In the case of ABIs using push_dummy_code
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/* NOTE: cagney/2004-08-02: In the case of ABIs using push_dummy_code
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containing more than one instruction, this interface many need to
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containing more than one instruction, this interface many need to
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be expanded so that it knowns the lower/upper extent of the dummy
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be expanded so that it knowns the lower/upper extent of the dummy
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frame's code. */
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frame's code. */
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extern void dummy_frame_push (struct regcache *regcache,
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extern void dummy_frame_push (struct regcache *regcache,
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const struct frame_id *dummy_id);
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const struct frame_id *dummy_id);
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/* If the PC falls in a dummy frame, return a dummy frame
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/* If the PC falls in a dummy frame, return a dummy frame
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unwinder. */
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unwinder. */
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extern const struct frame_unwind *const dummy_frame_unwind;
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extern const struct frame_unwind *const dummy_frame_unwind;
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#endif /* !defined (DUMMY_FRAME_H) */
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#endif /* !defined (DUMMY_FRAME_H) */
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