| 1 | /* Generic simulator run. |
| 2 | Copyright (C) 1997-2019 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 |
| 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 = CPU_PC_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 | CPU_PC_SET (cpu, cia); |
| 47 | sim_events_process (sd); |
| 48 | } |
| 49 | } |
| 50 | } |