sim/example-synacor/sim-main.h

   1 /* Example synacor simulator.
   2
   3    Copyright (C) 2005-2021 Free Software Foundation, Inc.
   4    Contributed by Mike Frysinger.
   5
   6    This file is part of simulators.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  20
  21 #ifndef SIM_MAIN_H
  22 #define SIM_MAIN_H
  23
  24 #include "sim-basics.h"
  25 #include "sim-base.h"
  26
  27 struct _sim_cpu {
  28   /* ... simulator specific members ... */
  29   unsigned16 regs[8];
  30   sim_cia pc;
  31
  32   /* This isn't a real register, and the stack is not directly addressable,
  33      so use memory outside of the 16-bit address space.  */
  34   unsigned32 sp;
  35
  36   sim_cpu_base base;
  37 };
  38
  39 struct sim_state {
  40   sim_cpu *cpu[MAX_NR_PROCESSORS];
  41
  42   /* ... simulator specific members ... */
  43   sim_state_base base;
  44 };
  45
  46 extern void step_once (SIM_CPU *);
  47 extern void initialize_cpu (SIM_DESC, SIM_CPU *);
  48
  49 #endif