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/* Register groupings for GDB, the GNU debugger.
Copyright (C) 2002-2022 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;
/* The different register group types. */
enum reggroup_type {
/* Used for any register group that should be visible to the user.
Architecture specific register groups, as well as most of the default
groups will have this type. */
USER_REGGROUP,
/* Used for a few groups that GDB uses while managing machine state.
These groups are mostly hidden from the user. */
INTERNAL_REGGROUP
};
/* Individual register group. */
struct reggroup
{
/* Create a new register group object. The NAME is not owned by the new
reggroup object, so must outlive the object. */
reggroup (const char *name, enum reggroup_type type)
: m_name (name),
m_type (type)
{ /* Nothing. */ }
/* Return the name for this register group. */
const char *name () const
{ return m_name; }
/* Return the type of this register group. */
enum reggroup_type type () const
{ return m_type; }
private:
/* The name of this register group. */
const char *m_name;
/* The type of this register group. */
enum reggroup_type m_type;
};
/* Pre-defined, user visible, register groups. */
extern const reggroup *const general_reggroup;
extern const reggroup *const float_reggroup;
extern const reggroup *const system_reggroup;
extern const reggroup *const vector_reggroup;
extern const reggroup *const all_reggroup;
/* Pre-defined, internal, register groups. */
extern const reggroup *const save_reggroup;
extern const reggroup *const restore_reggroup;
/* Create a new local register group. */
extern const reggroup *reggroup_new (const char *name,
enum reggroup_type type);
/* Create a new register group allocated onto the gdbarch obstack. */
extern const reggroup *reggroup_gdbarch_new (struct gdbarch *gdbarch,
const char *name,
enum reggroup_type type);
/* Add register group GROUP to the list of register groups for GDBARCH. */
extern void reggroup_add (struct gdbarch *gdbarch, const reggroup *group);
/* Return the list of all register groups for GDBARCH. */
extern const std::vector<const reggroup *> &
gdbarch_reggroups (struct gdbarch *gdbarch);
/* Find a reggroup by name. */
extern const reggroup *reggroup_find (struct gdbarch *gdbarch,
const char *name);
/* Is REGNUM a member of REGGROUP? */
extern int default_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
const struct reggroup *reggroup);
#endif
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