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54c84734 MK |
1 | /* Manage register sets. |
2 | ||
3 | Copyright 2003 Free Software Foundation, Inc. | |
4 | ||
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | #ifndef REGSET_H | |
23 | #define REGSET_H 1 | |
24 | ||
25 | struct gdbarch; | |
26 | struct regcache; | |
27 | ||
28 | /* Data structure describing a register set. */ | |
be07a590 JB |
29 | typedef void (supply_regset_ftype) (const struct regset *, struct regcache *, |
30 | int, const void *, size_t); | |
31 | typedef void (collect_regset_ftype) (const struct regset *, | |
32 | const struct regcache *, | |
33 | int, const void *, size_t); | |
54c84734 MK |
34 | |
35 | struct regset | |
36 | { | |
37 | /* Data pointer for private use by the methods below, presumably | |
38 | providing some sort of description of the register set. */ | |
39 | const void *descr; | |
40 | ||
be07a590 JB |
41 | /* Function supplying values in a register set to a register cache. */ |
42 | supply_regset_ftype *supply_regset; | |
43 | ||
44 | /* Function collecting values in a register set from a register cache. */ | |
45 | collect_regset_ftype *collect_regset; | |
54c84734 MK |
46 | }; |
47 | ||
be07a590 JB |
48 | |
49 | /* Allocate a fresh 'struct regset' whose descr is DESCR, whose | |
50 | supply_regset function is SUPPLY_REGSET, and whose collect_regset | |
51 | function is COLLECT_REGSET. If the regset has no collect function, | |
52 | pass NULL for COLLECT_REGSET. | |
53 | ||
617a4cba JB |
54 | The object returned is allocated on ARCH's obstack. */ |
55 | extern struct regset *regset_alloc (struct gdbarch *arch, | |
56 | const void *descr, | |
57 | supply_regset_ftype *supply_regset, | |
58 | collect_regset_ftype *collect_regset); | |
be07a590 JB |
59 | |
60 | ||
54c84734 | 61 | #endif /* regset.h */ |