sim/mn10300/sim-main.h

   1 /*  This file is part of the program psim.
   2
   3     Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
   4     Copyright (C) 1997 Free Software Foundation, Inc.
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 3 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19     */
  20
  21
  22 #ifndef SIM_MAIN_H
  23 #define SIM_MAIN_H
  24
  25 #define WITH_CORE
  26 #define WITH_WATCHPOINTS 1
  27 #define SIM_HANDLES_LMA 1
  28
  29 #define SIM_ENGINE_HALT_HOOK(SD,LAST_CPU,CIA) 0 /* disable this hook */
  30
  31 #include "sim-basics.h"
  32 #include "sim-signal.h"
  33
  34 #include <signal.h> /* For kill() in insns:do_trap */
  35
  36 #include <errno.h>
  37 #ifdef HAVE_UNISTD_H
  38 #include <unistd.h>
  39 #endif
  40
  41 /* These are generated files.  */
  42 #include "itable.h"
  43 #include "idecode.h"
  44
  45 typedef instruction_address sim_cia;
  46 static const sim_cia null_cia = {0}; /* Dummy */
  47 #define NULL_CIA null_cia
  48 /* FIXME: Perhaps igen should generate access macros for
  49    `instruction_address' that we could use.  */
  50 /*#define CIA_ADDR(cia) ((cia).ip) doesn't work for mn10300*/
  51
  52 #define WITH_WATCHPOINTS 1
  53
  54 #define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR)  \
  55 mn10300_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), (TRANSFER), (ERROR))
  56
  57
  58 #include "sim-base.h"
  59
  60 #include "mn10300_sim.h"
  61
  62 /* Bring data in from the cold */
  63
  64 #define IMEM8(EA) \
  65 (sim_core_read_aligned_1(STATE_CPU(sd, 0), EA, exec_map, (EA)))
  66
  67 #define IMEM8_IMMED(EA, N) \
  68 (sim_core_read_aligned_1(STATE_CPU(sd, 0), EA, exec_map, (EA) + (N)))
  69
  70
  71 /* FIXME: For moment, save/restore PC value found in struct State.
  72    Struct State will one day go away, being placed in the sim_cpu
  73    state. */
  74 #define CIA_GET(CPU) ((PC) + 0)
  75 #define CIA_SET(CPU,VAL) ((CPU)->cia = (VAL), PC = (VAL))
  76
  77
  78 struct _sim_cpu {
  79   sim_event *pending_nmi;
  80   sim_cia cia;
  81   sim_cpu_base base;
  82 };
  83
  84
  85 struct sim_state {
  86
  87   /* the processors proper */
  88   sim_cpu cpu;
  89 #define STATE_CPU(sd, n) (&(sd)->cpu)
  90
  91   /* The base class.  */
  92   sim_state_base base;
  93
  94 };
  95
  96 /* For compatibility, until all functions converted to passing
  97    SIM_DESC as an argument */
  98 extern SIM_DESC simulator;
  99
 100 /* (re) initialize the simulator */
 101
 102 extern void engine_init(SIM_DESC sd);
 103 extern SIM_CORE_SIGNAL_FN mn10300_core_signal;
 104
 105 #endif