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/*

 Asynchronous SDM NoC

 (C)2011 Wei Song

 Advanced Processor Technologies Group

 Computer Science, the Univ. of Manchester, UK

 Authors:

 Wei Song     wsong83@gmail.com

 License: LGPL 3.0 or later

 Simulation record element.

 History:

 28/06/2010  Initial version. <wsong83@gmail.com>

 27/05/2011  Clean up for opensource. <wsong83@gmail.com>

*/

#ifndef SIM_RECORD_H_

#define SIM_RECORD_H_

#include <ostream>

using namespace std;

template<unsigned int TSIZE>

class sim_record;

template<unsigned int TSIZE>

ostream& operator<< (ostream& os, const sim_record<TSIZE>& mrd) {

  os << hex << mrd.key << " " << dec;

  for(unsigned int i=0; i<TSIZE; i++)

    os << mrd.stamp[i] << " ";

  return os;

}

template<unsigned int TSIZE>

class sim_record {

 public:

  double stamp [TSIZE];         /* vector to record time information */

  long key;                     /* the hash key for searching */

  unsigned int index;           /* the current stamp index */

  sim_record<TSIZE> * next;     /* pointer to the next record */

  sim_record<TSIZE> * pre;      /* pointer to the previous record */

  sim_record()

    : key(0), index(0), next(NULL), pre(NULL)

    {}

 sim_record(double mt, long mkey, sim_record<TSIZE> * mnp = NULL, sim_record<TSIZE> * mpp = NULL)

   : key(mkey), index(1), next(mnp), pre(mpp) {

    for(unsigned int i=0; i<TSIZE; i++)

      stamp[i] = mt;

  }

  sim_record( const sim_record<TSIZE>& mrd )

    : key(mrd.key), index(mrd.index), next(NULL), pre(NULL) {

    for(unsigned int i=0; i<TSIZE; i++)

      stamp[i] = mrd.stamp[i];

  }

  sim_record<TSIZE>& operator= ( const sim_record<TSIZE>& mrd ) {

    key = mrd.key;

    index = mrd.index;

    next = NULL;

    pre = NULL;

    for(unsigned int i=0; i<TSIZE; i++)

      stamp[i] = mrd.stamp[i];

  }

  ~sim_record() {

    if(next != NULL) {

      delete next;

      next = NULL;

    }

    pre = NULL;

  }

  operator long() const {

    return key;

  }

  friend ostream& operator<< <TSIZE> (ostream&, const sim_record<TSIZE>&);

};

#endif