X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;ds=sidebyside;f=gdb%2Fdummy-frame.h;h=a921e92bd5c5a4e906002f60c8da8fa3dccaa604;hb=48fe46695af35dab1aaa2f35bc2b663d0a4eea63;hp=7f4c38f69629c8c54c9b632e017c83a5d26717ef;hpb=ddc135a4120b0abe7833c16c234e1f92ddedd9da;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/dummy-frame.h b/gdb/dummy-frame.h index 7f4c38f696..a921e92bd5 100644 --- a/gdb/dummy-frame.h +++ b/gdb/dummy-frame.h @@ -1,12 +1,12 @@ /* Code dealing with dummy stack frames, for GDB, the GNU debugger. - Copyright 2002 Free Software Foundation, Inc. + Copyright (C) 2002, 2004, 2007-2012 Free Software Foundation, Inc. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or + the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, @@ -15,29 +15,46 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ + along with this program. If not, see . */ #if !defined (DUMMY_FRAME_H) #define DUMMY_FRAME_H 1 -struct frame_info; -struct regcache; +#include "frame.h" + +struct infcall_suspend_state; struct frame_unwind; -struct frame_id; + +/* Push the information needed to identify, and unwind from, a dummy + frame onto the dummy frame stack. */ + +/* NOTE: cagney/2004-08-02: This interface will eventually need to be + parameterized with the caller's thread - that will allow per-thread + dummy-frame stacks and, hence, per-thread inferior function + calls. */ + +/* NOTE: cagney/2004-08-02: In the case of ABIs using push_dummy_code + containing more than one instruction, this interface many need to + be expanded so that it knowns the lower/upper extent of the dummy + frame's code. */ + +extern void dummy_frame_push (struct infcall_suspend_state *caller_state, + const struct frame_id *dummy_id); + +/* Pop the dummy frame DUMMY_ID, restoring program state to that before the + frame was created. + On return reinit_frame_cache has been called. + If the frame isn't found, flag an internal error. + + NOTE: This can only pop the one frame, even if it is in the middle of the + stack, because the other frames may be for different threads, and there's + currently no way to tell which stack frame is for which thread. */ + +extern void dummy_frame_pop (struct frame_id dummy_id); /* If the PC falls in a dummy frame, return a dummy frame unwinder. */ -extern const struct frame_unwind *dummy_frame_sniffer (struct frame_info *next_frame); - -/* Return the regcache that belongs to the dummy-frame identifed by PC - and FP, or NULL if no such frame exists. */ -/* FIXME: cagney/2002-11-08: The function only exists because of - deprecated_generic_get_saved_register. Eliminate that function and - this, to, can go. */ +extern const struct frame_unwind dummy_frame_unwind; -extern struct regcache *deprecated_find_dummy_frame_regcache (CORE_ADDR pc, - CORE_ADDR fp); #endif /* !defined (DUMMY_FRAME_H) */