gdb/

[deliverable/binutils-gdb.git] / gdb / dummy-frame.h

diff --git a/gdb/dummy-frame.h b/gdb/dummy-frame.h
index 7f4c38f69629c8c54c9b632e017c83a5d26717ef..a921e92bd5c5a4e906002f60c8da8fa3dccaa604 100644 (file)
--- 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 <http://www.gnu.org/licenses/>.  */
 
 #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)  */