Commit | Line | Data |
---|---|---|
50a2a691 AC |
1 | /* Simulator watchpoint support. |
2 | Copyright (C) 1997 Free Software Foundation, Inc. | |
3 | Contributed by Cygnus Support. | |
4 | ||
5 | This file is part of GDB, the GNU debugger. | |
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, or (at your option) | |
10 | 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 along | |
18 | with this program; if not, write to the Free Software Foundation, Inc., | |
19 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
20 | ||
21 | ||
22 | #ifndef SIM_WATCH_H | |
23 | #define SIM_WATCH_H | |
24 | ||
25 | typedef enum { | |
26 | pc_watchpoint, | |
27 | clock_watchpoint, | |
28 | cycles_watchpoint, | |
29 | nr_watchpoint_types, | |
30 | } watchpoint_type; | |
31 | ||
32 | typedef enum { | |
33 | invalid_watchpoint_action, | |
34 | n_interrupt_watchpoint_action, | |
35 | interrupt_watchpoint_action, | |
36 | break_watchpoint_action, | |
37 | } watchpoint_action; | |
38 | ||
39 | typedef struct _sim_watch_point { | |
40 | watchpoint_action action; | |
2f2e6c5d | 41 | int is_within; |
50a2a691 AC |
42 | long arg; |
43 | sim_event *event; | |
44 | } sim_watch_point; | |
45 | ||
46 | ||
47 | typedef struct _sim_watchpoints { | |
48 | ||
49 | /* Pointer into the host's data structures specifying the | |
50 | address/size of the program-counter */ | |
51 | /* FIXME: In the future this shall be generalized so that any of the | |
52 | N processors M registers can be watched */ | |
53 | void *pc; | |
54 | int sizeof_pc; | |
55 | ||
56 | /* Pointer to the handler for interrupt watchpoints */ | |
57 | /* FIXME: can this be done better? */ | |
58 | sim_event_handler *interrupt_handler; | |
59 | ||
60 | /* suported watchpoints */ | |
61 | sim_watch_point points[nr_watchpoint_types]; | |
62 | ||
63 | } sim_watchpoints; | |
64 | ||
65 | /* Watch install handler. */ | |
66 | MODULE_INSTALL_FN sim_watchpoint_install; | |
67 | ||
68 | #endif /* SIM_WATCH_H */ |