-
-void
-sim_size (int s)
-{
- ;
-}
-
-void
-sim_do_command (SIM_DESC sd, char *cmd)
-{
- char *mm_cmd = "memory-map";
- char *int_cmd = "interrupt";
- sim_cpu *cpu;
-
- cpu = STATE_CPU (sd, 0);
- /* Commands available from GDB: */
- if (sim_args_command (sd, cmd) != SIM_RC_OK)
- {
- if (strncmp (cmd, "info", sizeof ("info") - 1) == 0)
- sim_get_info (sd, &cmd[4]);
- else if (strncmp (cmd, mm_cmd, strlen (mm_cmd) == 0))
- sim_io_eprintf (sd,
- "`memory-map' command replaced by `sim memory'\n");
- else if (strncmp (cmd, int_cmd, strlen (int_cmd)) == 0)
- sim_io_eprintf (sd, "`interrupt' command replaced by `sim watch'\n");
- else
- sim_io_eprintf (sd, "Unknown command `%s'\n", cmd);
- }
-
- /* If the architecture changed, re-configure. */
- if (STATE_ARCHITECTURE (sd) != cpu->cpu_configured_arch)
- sim_hw_configure (sd);
-}
-
-/* Halt the simulator after just one instruction */
-
-static void
-has_stepped (SIM_DESC sd,
- void *data)
-{
- ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
- sim_engine_halt (sd, NULL, NULL, NULL_CIA, sim_stopped, SIM_SIGTRAP);
-}
-
-
-/* Generic resume - assumes the existance of sim_engine_run */
-
-void
-sim_resume (SIM_DESC sd,
- int step,
- int siggnal)
-{
- sim_engine *engine = STATE_ENGINE (sd);
- jmp_buf buf;
- int jmpval;
-
- ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
-
- /* we only want to be single stepping the simulator once */
- if (engine->stepper != NULL)
- {
- sim_events_deschedule (sd, engine->stepper);
- engine->stepper = NULL;
- }
- sim_module_resume (sd);
-
- /* run/resume the simulator */
- engine->jmpbuf = &buf;
- jmpval = setjmp (buf);
- if (jmpval == sim_engine_start_jmpval
- || jmpval == sim_engine_restart_jmpval)
- {
- int last_cpu_nr = sim_engine_last_cpu_nr (sd);
- int next_cpu_nr = sim_engine_next_cpu_nr (sd);
- int nr_cpus = sim_engine_nr_cpus (sd);
-
- sim_events_preprocess (sd, last_cpu_nr >= nr_cpus, next_cpu_nr >= nr_cpus);
- if (next_cpu_nr >= nr_cpus)
- next_cpu_nr = 0;
-
- /* Only deliver the siggnal ]sic] the first time through - don't
- re-deliver any siggnal during a restart. */
- if (jmpval == sim_engine_restart_jmpval)
- siggnal = 0;
-
- /* Install the stepping event after having processed some
- pending events. This is necessary for HC11/HC12 simulator
- because the tick counter is incremented by the number of cycles
- the instruction took. Some pending ticks to process can still
- be recorded internally by the simulator and sim_events_preprocess
- will handle them. If the stepping event is inserted before,
- these pending ticks will raise the event and the simulator will
- stop without having executed any instruction. */
- if (step)
- engine->stepper = sim_events_schedule (sd, 0, has_stepped, sd);
-
-#ifdef SIM_CPU_EXCEPTION_RESUME
- {
- sim_cpu* cpu = STATE_CPU (sd, next_cpu_nr);
- SIM_CPU_EXCEPTION_RESUME(sd, cpu, siggnal);
- }
-#endif
-
- sim_engine_run (sd, next_cpu_nr, nr_cpus, siggnal);
- }
- engine->jmpbuf = NULL;
-
- sim_module_suspend (sd);
-}