1 /* Generic simulator run.
2 Copyright (C) 1997-2013 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 3 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, see <http://www.gnu.org/licenses/>. */
19
20 #include "sim-main.h"
21 #include "sim-assert.h"
22
23 /* Generic implementation of sim_engine_run that works within the
24 sim_engine setjmp/longjmp framework. */
25
26 #define IMEM XCONCAT
27
28 void
sim_engine_run(SIM_DESC sd,int next_cpu_nr,int nr_cpus,int siggnal)29 sim_engine_run (SIM_DESC sd,
30 int next_cpu_nr, /* ignore */
31 int nr_cpus, /* ignore */
32 int siggnal) /* ignore */
33 {
34 sim_cia cia;
35 sim_cpu *cpu;
36 SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
37 cpu = STATE_CPU (sd, 0);
38 cia = CIA_GET (cpu);
39 while (1)
40 {
41 instruction_word insn = IMEM32 (cia);
42 cia = idecode_issue (sd, insn, cia);
43 /* process any events */
44 if (sim_events_tick (sd))
45 {
46 CIA_SET (cpu, cia);
47 sim_events_process (sd);
48 }
49 }
50 }
51