1/* Register groupings for GDB, the GNU debugger.
2
3   Copyright 2002 Free Software Foundation, Inc.
4
5   Contributed by Red Hat.
6
7   This file is part of GDB.
8
9   This program is free software; you can redistribute it and/or modify
10   it under the terms of the GNU General Public License as published by
11   the Free Software Foundation; either version 2 of the License, or
12   (at your option) any later version.
13
14   This program is distributed in the hope that it will be useful,
15   but WITHOUT ANY WARRANTY; without even the implied warranty of
16   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17   GNU General Public License for more details.
18
19   You should have received a copy of the GNU General Public License
20   along with this program; if not, write to the Free Software
21   Foundation, Inc., 59 Temple Place - Suite 330,
22   Boston, MA 02111-1307, USA.  */
23
24#ifndef REGGROUPS_H
25#define REGGROUPS_H
26
27struct gdbarch;
28struct reggroup;
29
30enum reggroup_type { USER_REGGROUP, INTERNAL_REGGROUP };
31
32/* Pre-defined, user visible, register groups.  */
33extern struct reggroup *const general_reggroup;
34extern struct reggroup *const float_reggroup;
35extern struct reggroup *const system_reggroup;
36extern struct reggroup *const vector_reggroup;
37extern struct reggroup *const all_reggroup;
38
39/* Pre-defined, internal, register groups.  */
40extern struct reggroup *const save_reggroup;
41extern struct reggroup *const restore_reggroup;
42
43/* Create a new local register group.  */
44extern struct reggroup *reggroup_new (const char *name,
45				      enum reggroup_type type);
46
47/* Add a register group (with attribute values) to the pre-defined list.  */
48extern void reggroup_add (struct gdbarch *gdbarch, struct reggroup *group);
49
50/* Register group attributes.  */
51extern const char *reggroup_name (struct reggroup *reggroup);
52extern enum reggroup_type reggroup_type (struct reggroup *reggroup);
53
54/* Interator for the architecture's register groups.  Pass in NULL,
55   returns the first group.  Pass in a group, returns the next group,
56   or NULL when the last group is reached.  */
57extern struct reggroup *reggroup_next (struct gdbarch *gdbarch,
58				       struct reggroup *last);
59
60/* Is REGNUM a member of REGGROUP?  */
61extern int default_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
62					struct reggroup *reggroup);
63
64#endif
65