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/* Register groupings for GDB, the GNU debugger.
 
   Copyright (C) 2002, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
 
   Contributed by Red Hat.
 
   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 3 of the License, or
   (at your option) any later version.
 
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   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, see <http://www.gnu.org/licenses/>.  */
 
#ifndef REGGROUPS_H
#define REGGROUPS_H
 
struct gdbarch;
struct reggroup;
 
enum reggroup_type { USER_REGGROUP, INTERNAL_REGGROUP };
 
/* Pre-defined, user visible, register groups.  */
extern struct reggroup *const general_reggroup;
extern struct reggroup *const float_reggroup;
extern struct reggroup *const system_reggroup;
extern struct reggroup *const vector_reggroup;
extern struct reggroup *const all_reggroup;
 
/* Pre-defined, internal, register groups.  */
extern struct reggroup *const save_reggroup;
extern struct reggroup *const restore_reggroup;
 
/* Create a new local register group.  */
extern struct reggroup *reggroup_new (const char *name,
				      enum reggroup_type type);
 
/* Add a register group (with attribute values) to the pre-defined list.  */
extern void reggroup_add (struct gdbarch *gdbarch, struct reggroup *group);
 
/* Register group attributes.  */
extern const char *reggroup_name (struct reggroup *reggroup);
extern enum reggroup_type reggroup_type (struct reggroup *reggroup);
 
/* Interator for the architecture's register groups.  Pass in NULL,
   returns the first group.  Pass in a group, returns the next group,
   or NULL when the last group is reached.  */
extern struct reggroup *reggroup_next (struct gdbarch *gdbarch,
				       struct reggroup *last);
 
/* Is REGNUM a member of REGGROUP?  */
extern int default_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
					struct reggroup *reggroup);
 
#endif