abkcpunorm.h

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/**************************************************************************
***    
*** Copyright (c) 1995-2000 Regents of the University of California,
***               Andrew E. Caldwell, Andrew B. Kahng and Igor L. Markov
*** Copyright (c) 2000-2004 Regents of the University of Michigan,
***               Saurabh N. Adya, Jarrod A. Roy and Igor L. Markov
***
***  Contact author(s): abk@cs.ucsd.edu, imarkov@umich.edu
***  Original Affiliation:   UCLA, Computer Science Department,
***                          Los Angeles, CA 90095-1596 USA
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#ifndef __ABKCPUNORM_H_
#define __ABKCPUNORM_H_

//: Normalizes the run-time to Sun Ultra-1 140MHz. 
class CPUNormalizer
{
   static unsigned _numUpdates;
   static double   _totTime;
   static char     _buffer[80];
   
public:
   CPUNormalizer() { if (_numUpdates==0) update(); }
  ~CPUNormalizer() {};
   void update(); 

   double getNormalizingFactor() const;
   operator const char*() const;
};

#endif

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