gem5/ext/dsent/model/TransitionInfo.h
Nilay Vaish e8ed7b1d1b ext: add the source code for DSENT
This patch adds a tool called DSENT to the ext/ directory.  DSENT
is a tool that models power and area for on-chip networks.  The next
patch adds a script for using the tool.
2014-10-11 15:02:23 -05:00

51 lines
2.2 KiB
C++

#ifndef __DSENT_MODEL_TRANSITION_INFO_H__
#define __DSENT_MODEL_TRANSITION_INFO_H__
#include "util/CommonType.h"
namespace DSENT
{
/**
* \brief This class contains the number of transitions and the frequency multiplier information
*/
class TransitionInfo
{
public:
TransitionInfo();
TransitionInfo(double number_transitions_00_, double number_transitions_01_, double number_transitions_11_);
~TransitionInfo();
public:
inline double getNumberTransitions00() const { return m_number_transitions_00_; }
inline double getNumberTransitions01() const { return m_number_transitions_01_; }
inline double getNumberTransitions11() const { return m_number_transitions_11_; }
inline double getFrequencyMultiplier() const { return m_frequency_multiplier_; }
inline double getProbability0() const { return m_probability_1_; }
inline double getProbability1() const { return m_probability_1_; }
inline void setNumberTransitions00(double value_) { m_number_transitions_00_ = value_; }
inline void setNumberTransitions01(double value_) { m_number_transitions_01_ = value_; }
inline void setNumberTransitions11(double value_) { m_number_transitions_11_ = value_; }
inline void setFrequencyMultiplier(double value_) { m_frequency_multiplier_ = value_; }
void update();
TransitionInfo scaleFrequencyMultiplier(double frequency_multiplier_) const;
void print(std::ostream& ost_) const;
private:
// m_number_transitions_xy_ defines number of transitions from x to y
double m_number_transitions_00_;
double m_number_transitions_01_;
double m_number_transitions_11_;
// The multiplier that defines the ratio of the transition frequency and the main core clock frequency
double m_frequency_multiplier_;
// Probability of being at state 0/1
double m_probability_0_;
double m_probability_1_;
}; // class TransitionInfo
} // namespace DSENT
#endif // __DSENT_MODEL_TRANSITION_INFO_H__