source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Branch_Target_Buffer/Branch_Target_Buffer_Glue/src/Branch_Target_Buffer_Glue_genMealy_predict.cpp @ 78

#ifdef SYSTEMC
/*
 * $Id$
 *
 * [ Description ]
 * 
 */

#include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Branch_Target_Buffer/Branch_Target_Buffer_Glue/include/Branch_Target_Buffer_Glue.h"

namespace morpheo {
namespace behavioural {
namespace core {
namespace multi_front_end {
namespace front_end {
namespace prediction_unit {
namespace branch_target_buffer {
namespace branch_target_buffer_glue {

#undef  FUNCTION
#define FUNCTION "Branch_Target_Buffer_Glue::genMealy_predict"
  void Branch_Target_Buffer_Glue::genMealy_predict (void)
  {
    log_printf(FUNC,Branch_Target_Buffer_Glue,FUNCTION,"Begin");

    for (uint32_t i=0; i<_param->_nb_inst_predict; i++)
      {
        Tptr_t          index = (_param->_have_port_victim)?PORT_READ(in_PREDICT_SORT_INDEX [i]):0;
        Tcontrol_t      hit   = PORT_READ(in_PREDICT_REGISTER_HIT         [i][index]);
        Tgeneral_data_t addr  = PORT_READ(in_PREDICT_REGISTER_ADDRESS_SRC [i][index]);

        // Multiplexor
        PORT_WRITE(out_PREDICT_HIT          [i],hit);
        PORT_WRITE(out_PREDICT_ADDRESS_SRC  [i],addr);
        PORT_WRITE(out_PREDICT_ADDRESS_DEST [i],PORT_READ(in_PREDICT_REGISTER_ADDRESS_DEST  [i][index]));
        PORT_WRITE(out_PREDICT_CONDITION    [i],PORT_READ(in_PREDICT_REGISTER_CONDITION     [i][index]));
        PORT_WRITE(out_PREDICT_LAST_TAKE    [i],PORT_READ(in_PREDICT_REGISTER_LAST_TAKE     [i][index]));
        PORT_WRITE(out_PREDICT_IS_ACCURATE  [i],PORT_READ(in_PREDICT_REGISTER_IS_ACCURATE   [i][index]));

        Tcontrol_t val          = PORT_READ(in_PREDICT_VAL          [i]);
        Tcontrol_t register_ack = PORT_READ(in_PREDICT_REGISTER_ACK [i]);
        Tcontrol_t sort_val     = (_param->_have_port_victim)?PORT_READ(in_PREDICT_SORT_VAL   [i]):true;
        Tcontrol_t victim_ack   = (_param->_have_port_victim)?PORT_READ(in_PREDICT_VICTIM_ACK [i]):true;
        
        PORT_WRITE(out_PREDICT_ACK            [i],         register_ack and sort_val and victim_ack);
        PORT_WRITE(out_PREDICT_REGISTER_VAL   [i], val and                  sort_val and victim_ack);

        if (_param->_have_port_victim)
          {
        PORT_WRITE(out_PREDICT_VICTIM_VAL     [i], val and register_ack and sort_val               );
        PORT_WRITE(out_PREDICT_VICTIM_HIT     [i], hit);
        if (not _param->_is_full_associative)
        PORT_WRITE(out_PREDICT_VICTIM_ADDRESS [i], (addr >> _param->_shift_bank)&_param->_mask_bank);
        PORT_WRITE(out_PREDICT_VICTIM_INDEX   [i], index);
          }
      }

    log_printf(FUNC,Branch_Target_Buffer_Glue,FUNCTION,"End");
  };

}; // end namespace branch_target_buffer_glue
}; // end namespace branch_target_buffer
}; // end namespace prediction_unit
}; // end namespace front_end
}; // end namespace multi_front_end
}; // end namespace core
}; // end namespace behavioural
}; // end namespace morpheo              
#endif