#ifndef CONTROLLER_H
#define CONTROLLER_H
#include "response.h"
#include "stage.h"

/**
 * Houses the clock, and acts as the main API to the GUI.
 */
class Controller : public Stage
{
  public:
	/**
	 * Constructor.
	 * @param The storage object to use.
	 * @param Whether or not efficient pipelining will be used.
	 * @return A newly allocated controller object.
	 */
	Controller(Storage *storage, bool is_pipelined);

	/**
	 * Direct the simulator to run for `number` clock cycles.
	 * @param the number of clock cycles to run for.
	 */
	void run_for(int number);
	/**
	 * @return the current clock cycle.
	 */
	int get_clock_cycle();
	/**
	 * @return a copy of gprs.
	 */
	std::array<int, GPR_NUM> get_gprs();
	/**
	 * @return the pc.
	 */
	int get_pc();
	Response advance();

  private:
	/**
	 * The current clock cycle.
	 */
	int clock_cycle;
};

#endif /* CONTROLLER_H_INCLUDED */