1/* Generic simulator run.
2   Copyright (C) 1997, 2007, 2008, 2009, 2010, 2011
3   Free Software Foundation, Inc.
4   Contributed by Cygnus Support.
5
6This file is part of GDB, the GNU debugger.
7
8This program is free software; you can redistribute it and/or modify
9it under the terms of the GNU General Public License as published by
10the Free Software Foundation; either version 3 of the License, or
11(at your option) any later version.
12
13This program is distributed in the hope that it will be useful,
14but WITHOUT ANY WARRANTY; without even the implied warranty of
15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16GNU General Public License for more details.
17
18You should have received a copy of the GNU General Public License
19along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
20
21#include "sim-main.h"
22#include "sim-assert.h"
23
24/* Generic implementation of sim_engine_run that works within the
25   sim_engine setjmp/longjmp framework. */
26
27#define IMEM XCONCAT
28
29void
30sim_engine_run (SIM_DESC sd,
31		int next_cpu_nr, /* ignore */
32		int nr_cpus, /* ignore */
33		int siggnal) /* ignore */
34{
35  sim_cia cia;
36  sim_cpu *cpu;
37  SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
38  cpu = STATE_CPU (sd, 0);
39  cia = CIA_GET (cpu);
40  while (1)
41    {
42      instruction_word insn = IMEM32 (cia);
43      cia = idecode_issue (sd, insn, cia);
44      /* process any events */
45      if (sim_events_tick (sd))
46	{
47	  CIA_SET (cpu, cia);
48	  sim_events_process (sd);
49	}
50    }
51}
52