1/* Code dealing with dummy stack frames, for GDB, the GNU debugger. 2 3 Copyright (C) 2002, 2004, 2007 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 (DUMMY_FRAME_H) 21#define DUMMY_FRAME_H 1 22 23struct frame_info; 24struct regcache; 25struct frame_unwind; 26struct frame_id; 27 28/* Push the information needed to identify, and unwind from, a dummy 29 frame onto the dummy frame stack. */ 30 31/* NOTE: cagney/2004-08-02: This interface will eventually need to be 32 parameterized with the caller's thread - that will allow per-thread 33 dummy-frame stacks and, hence, per-thread inferior function 34 calls. */ 35 36/* NOTE: cagney/2004-08-02: In the case of ABIs using push_dummy_code 37 containing more than one instruction, this interface many need to 38 be expanded so that it knowns the lower/upper extent of the dummy 39 frame's code. */ 40 41extern void dummy_frame_push (struct regcache *regcache, 42 const struct frame_id *dummy_id); 43 44/* If the PC falls in a dummy frame, return a dummy frame 45 unwinder. */ 46 47extern const struct frame_unwind *const dummy_frame_unwind; 48 49#endif /* !defined (DUMMY_FRAME_H) */ 50