mlCPUInfo.h

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/*************************************************************************************
**
** Copyright 2007, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
#ifndef ML_CPUINFO_H
#define ML_CPUINFO_H
 
 
#include "mlUtilsSystem.h"
 
#include <string>
 
ML_UTILS_START_NAMESPACE
 
//=============================================================================
//=============================================================================
class ML_UTILS_EXPORT CPUInfo
{
public:
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  static CPUInfo &getInstance();
 
protected:
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  CPUInfo();
 
public:
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        isPentium()    const { return _isPentium; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        hasMMX()       const { return _hasMMX; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        hasSSE()       const { return _hasSSE; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        hasSSE2()      const { return _hasSSE2; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        hasSSE3()      const { return _hasSSE3; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        hasSSSE3()     const { return _hasSSSE3; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        hasSSE4_1()    const { return _hasSSE4_1; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        hasSSE4_2()    const { return _hasSSE4_2; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        hasSSE4a()      const { return _hasSSE4a; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        hasSSE5()      const { return _hasSSE5; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        hasAVX()       const { return _hasAVX; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        has3DNow()     const { return _has3DNow; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  bool        has3DNowP()    const { return _has3DNowP; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  void        getCacheSizes(unsigned int &csize_l1,
                            unsigned int &csize_l2) const;
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  const std::string &getVendorID()  const { return _vendorID; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  const std::string &getModelID()   const { return _modelID; };
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  void        getCPUCount(unsigned int &numPhysicalProcessors,
                          unsigned int &numCores,
                          unsigned int &numVirtualProcessors);
 
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  unsigned int getNumPhysicalProcessors() const;
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  unsigned int getNumCores() const;
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  unsigned int getNumVirtualProcessors() const;
 
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  unsigned int getCPUFrequency() const;
 
  // --------------------------------------------------------------------------
  // --------------------------------------------------------------------------
  void        printInfo(std::ostream &ostr);
 
private:
  std::string  _vendorID;
  std::string  _modelID;
  bool         _isPentium;
  bool         _hasMMX;
  bool         _hasSSE;
  bool         _hasSSE2;
  bool         _hasSSE3;
  bool         _hasSSSE3;
  bool         _hasSSE4_1;
  bool         _hasSSE4_2;
  bool         _hasSSE4a;
  bool         _hasSSE5;
  bool         _hasAVX;
  bool         _has3DNow;
  bool         _has3DNowP;
  unsigned int _cpuFrequency;
  unsigned int _csize_l1;
  unsigned int _csize_l2;
  unsigned int _numVirtualProcessors;
  unsigned int _numCores;
  unsigned int _numPhysicalProcessors;
};
 
ML_UTILS_END_NAMESPACE
#endif