EnclaveTask.h

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// This file is part of the ExaHyPE2 project. For conditions of distribution and
// use, please see the copyright notice at www.peano-framework.org
#pragma once
 
 
#include <functional>
 
#include "tarch/multicore/Task.h"
#include "tarch/multicore/TaskEnumerator.h"
#include "config.h"
#include "peano4/datamanagement/CellMarker.h"
 
 
namespace exahype2 {
  class EnclaveTask;
  class EnclaveBookkeeping;
} // namespace exahype2
 
 
class exahype2::EnclaveTask: public tarch::multicore::Task {
public:
  typedef std::function<void()> Functor;
 
protected:
  friend class EnclaveBookkeeping;
 
  static tarch::logging::Log _log;
 
  const int                                  _taskNumber;
  const ::peano4::datamanagement::CellMarker _marker;
 
  const double _t;
  const double _dt;
  double* __restrict__ _inputValues;
  double* __restrict__ _outputValues;
  int     _numberOfInputValues;
  int     _numberOfResultValues;
  Functor _functor;
  double  _maxEigenvalue;
 
public:
  EnclaveTask(
    int                                         enclaveTaskTypeId,
    const ::peano4::datamanagement::CellMarker& marker,
    double                                      t,
    double                                      dt,
    double* __restrict__                        inputValues,
    double* __restrict__                        outputValues,
    int     numberOfInputValues,
    int     numberOfResultValues,
    Functor functor
  );
 
  EnclaveTask(const EnclaveTask& other)  = delete;
  EnclaveTask(const EnclaveTask&& other) = delete;
 
  virtual ~EnclaveTask() = default;
 
  virtual void run() override;
 
  void computeTask();
 
  int getTaskId() const;
 
  static int getNumberOfActiveTasks();
 
  static void releaseTaskNumber(int number);
 
  static int reserveTaskNumber();
private:
  static tarch::multicore::TaskEnumerator                  _enumerator;
};