old-cross-binutils/sim/common/sim-watch.h

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1997-05-21 06:54:13 +00:00
/* Simulator watchpoint support.
Copyright (C) 1997 Free Software Foundation, Inc.
Contributed by Cygnus Support.
This file is part of GDB, the GNU debugger.
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 2, 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, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef SIM_WATCH_H
#define SIM_WATCH_H
typedef enum {
pc_watchpoint,
clock_watchpoint,
cycles_watchpoint,
nr_watchpoint_types,
} watchpoint_type;
typedef enum {
invalid_watchpoint_action,
n_interrupt_watchpoint_action,
interrupt_watchpoint_action,
break_watchpoint_action,
} watchpoint_action;
typedef struct _sim_watch_point {
watchpoint_action action;
int is_within;
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long arg;
sim_event *event;
} sim_watch_point;
typedef struct _sim_watchpoints {
/* Pointer into the host's data structures specifying the
address/size of the program-counter */
/* FIXME: In the future this shall be generalized so that any of the
N processors M registers can be watched */
void *pc;
int sizeof_pc;
/* Pointer to the handler for interrupt watchpoints */
/* FIXME: can this be done better? */
sim_event_handler *interrupt_handler;
/* suported watchpoints */
sim_watch_point points[nr_watchpoint_types];
} sim_watchpoints;
/* Watch install handler. */
MODULE_INSTALL_FN sim_watchpoint_install;
#endif /* SIM_WATCH_H */