sim/common/sim-run.c

   1 /* Generic simulator run.
   2    Copyright (C) 1997 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 2, or (at your option)
  10 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 along
  18 with this program; if not, write to the Free Software Foundation, Inc.,
  19 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  20
  21 #include "sim-main.h"
  22
  23 /* Generic implementation of sim_engine_run that works within the
  24    sim_engine setjmp/longjmp framework. */
  25
  26 void
  27 sim_engine_run (SIM_DESC sd,
  28                 int next_cpu_nr, /* ignore */
  29                 int siggnal) /* ignore */
  30 {
  31   sim_cia cia;
  32   sim_cpu *cpu = STATE_CPU (sd, 0);
  33   cia = cpu->cia;
  34   while (1)
  35     {
  36       instruction_word insn = IMEM (cia);
  37       cia = idecode_issue (sd, insn, cia);
  38       /* process any events */
  39       if (sim_events_tick (sd))
  40         {
  41           cpu->cia = cia;
  42           sim_events_process (sd);
  43         }
  44     }
  45 }