1 /* Code dealing with dummy stack frames, for GDB, the GNU debugger. 2 3 Copyright 2002, 2004 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 2 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, write to the Free Software 19 Foundation, Inc., 59 Temple Place - Suite 330, 20 Boston, MA 02111-1307, USA. */ 21 22 #if !defined (DUMMY_FRAME_H) 23 #define DUMMY_FRAME_H 1 24 25 struct frame_info; 26 struct regcache; 27 struct frame_unwind; 28 struct frame_id; 29 30 /* Push the information needed to identify, and unwind from, a dummy 31 frame onto the dummy frame stack. */ 32 33 /* NOTE: cagney/2004-08-02: This interface will eventually need to be 34 parameterized with the caller's thread - that will allow per-thread 35 dummy-frame stacks and, hence, per-thread inferior function 36 calls. */ 37 38 /* NOTE: cagney/2004-08-02: In the case of ABIs using push_dummy_code 39 containing more than one instruction, this interface many need to 40 be expanded so that it knowns the lower/upper extent of the dummy 41 frame's code. */ 42 43 extern void dummy_frame_push (struct regcache *regcache, 44 const struct frame_id *dummy_id); 45 46 /* If the PC falls in a dummy frame, return a dummy frame 47 unwinder. */ 48 49 extern const struct frame_unwind *const dummy_frame_unwind; 50 51 #endif /* !defined (DUMMY_FRAME_H) */ 52