/* Simulator model support for xstormy16.

THIS FILE IS MACHINE GENERATED WITH CGEN.

Copyright (C) 2000, 2001, 2002, 2003 Red Hat, Inc.

This file is part of the Red Hat simulators.


*/

#ifndef XSTORMY16_MODEL_H
#define XSTORMY16_MODEL_H

#include "cgen-cpu.h"
#include "cgen-model.h"

namespace xstormy16
{
using namespace cgen;

class xstormy16_xstormy16_model : public cgen_model
{
public:
  xstormy16_xstormy16_model (xstormy16_cpu *cpu);

  // Call the proper unit modelling function for the given insn.
  UINT model_before (xstormy16_cpu *current_cpu, xstormy16_scache* sem)
    {
      return (this->*(timing[sem->idesc->sem_index].model_before)) (current_cpu, sem);
    } 
  UINT model_after (xstormy16_cpu *current_cpu, xstormy16_scache* sem)
    {
      return (this->*(timing[sem->idesc->sem_index].model_after)) (current_cpu, sem);
    } 

// Function unit handlers
// To be overridden as needed.
  virtual UINT model_u_exec_before (xstormy16_cpu *cpu, const struct xstormy16_idesc *idesc, int unit_num)
    {
      return 0;
    }
  virtual UINT model_u_exec_after (xstormy16_cpu *cpu, const struct xstormy16_idesc *idesc, int unit_num, unsigned long long referenced)
    {
      return timing[idesc->sem_index].units[unit_num].done;
    }

protected:
  // These methods call the appropriate unit modeller(s) for each insn.
  UINT model_movlmemimm_before (xstormy16_cpu *current_cpu, xstormy16_scache *sem);
  UINT model_movlmemimm_after (xstormy16_cpu *current_cpu, xstormy16_scache *sem);
  UINT model_movhmemimm_before (xstormy16_cpu *current_cpu, xstormy16_scache *sem);
  UINT model_movhmemimm_after (xstormy16_cpu *current_cpu, xstormy16_scache *sem);

  // ---------------------------------------------------------
  // [snip] ... two functions for each insn as above ...
  // ---------------------------------------------------------

  /* Enum declaration for unit types.  */
typedef enum unit_number {
  UNIT_NONE, UNIT_U_EXEC, UNIT_MAX
} UNIT_NUMBER;

  struct unit {
    unit_number unit;
    UINT issue;
    UINT done;
  };

  #define MAX_UNITS (1)

  typedef UINT (xstormy16_xstormy16_model::*model_function) (xstormy16_cpu* current_cpu, xstormy16_scache* sem);

  struct insn_timing {
    // This is an integer that identifies this insn.
    UINT num;
    // Functions to handle insn-specific profiling.
    model_function model_before;
    model_function model_after;
    // Array of function units used by this insn.
    unit units[MAX_UNITS];
  };

  static const insn_timing timing[];
};

} // namespace xstormy16

#endif // XSTORMY16_MODEL_H