mathexpr_powermodel.hh

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#ifndef __SIM_MATHEXPR_POWERMODEL_PM_HH__
#define __SIM_MATHEXPR_POWERMODEL_PM_HH__
 
#include <unordered_map>
 
#include "params/MathExprPowerModel.hh"
#include "sim/mathexpr.hh"
#include "sim/power/power_model.hh"
 
namespace gem5
{
 
GEM5_DEPRECATED_NAMESPACE(Stats, statistics);
namespace statistics
{
    class Info;
}
 
class MathExprPowerModel : public PowerModelState
{
  public:
 
    typedef MathExprPowerModelParams Params;
    MathExprPowerModel(const Params &p);
 
    double getDynamicPower() const override { return eval(dyn_expr); }
 
    double getStaticPower() const override { return eval(st_expr); }
 
    double getStatValue(const std::string & name) const;
 
    void startup() override;
    void regStats() override;
 
  private:
    double eval(const MathExpr &expr) const;
 
    // Math expressions for dynamic and static power
    MathExpr dyn_expr, st_expr;
 
    // Map that contains relevant stats for this power model
    std::unordered_map<std::string, const statistics::Info*> statsMap;
};
 
} // namespace gem5
 
#endif