1 /* Register groupings for GDB, the GNU debugger. 2 3 Copyright (C) 2002-2020 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 3 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, see <http://www.gnu.org/licenses/>. */ 21 22 #ifndef REGGROUPS_H 23 #define REGGROUPS_H 24 25 struct gdbarch; 26 struct reggroup; 27 28 enum reggroup_type { USER_REGGROUP, INTERNAL_REGGROUP }; 29 30 /* Pre-defined, user visible, register groups. */ 31 extern struct reggroup *const general_reggroup; 32 extern struct reggroup *const float_reggroup; 33 extern struct reggroup *const system_reggroup; 34 extern struct reggroup *const vector_reggroup; 35 extern struct reggroup *const all_reggroup; 36 37 /* Pre-defined, internal, register groups. */ 38 extern struct reggroup *const save_reggroup; 39 extern struct reggroup *const restore_reggroup; 40 41 /* Create a new local register group. */ 42 extern struct reggroup *reggroup_new (const char *name, 43 enum reggroup_type type); 44 /* Create a new register group allocated onto the gdbarch obstack. */ 45 extern struct reggroup *reggroup_gdbarch_new (struct gdbarch *gdbarch, 46 const char *name, 47 enum reggroup_type type); 48 49 /* Add a register group (with attribute values) to the pre-defined list. */ 50 extern void reggroup_add (struct gdbarch *gdbarch, struct reggroup *group); 51 52 /* Register group attributes. */ 53 extern const char *reggroup_name (struct reggroup *reggroup); 54 extern enum reggroup_type reggroup_type (struct reggroup *reggroup); 55 56 /* Iterators for the architecture's register groups. Pass in NULL, returns 57 the first (for next), or last (for prev) group. Pass in a group, 58 returns the next or previous group, or NULL when either the end or the 59 beginning of the group list is reached. */ 60 extern struct reggroup *reggroup_next (struct gdbarch *gdbarch, 61 struct reggroup *last); 62 extern struct reggroup *reggroup_prev (struct gdbarch *gdbarch, 63 struct reggroup *curr); 64 /* Find a reggroup by name. */ 65 extern reggroup *reggroup_find (struct gdbarch *gdbarch, const char *name); 66 67 /* Is REGNUM a member of REGGROUP? */ 68 extern int default_register_reggroup_p (struct gdbarch *gdbarch, int regnum, 69 struct reggroup *reggroup); 70 71 #endif 72