rewrite_statistics.h

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// Author(s): Wieger Wesselink
// Copyright: see the accompanying file COPYING or copy at
// https://github.com/mCRL2org/mCRL2/blob/master/COPYING
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
 
#ifndef MCRL2_DATA_DETAIL_REWRITE_STATISTICS_H
#define MCRL2_DATA_DETAIL_REWRITE_STATISTICS_H
 
#include "mcrl2/utilities/logger.h"
 
namespace mcrl2
{
 
namespace data
{
 
namespace detail
{
 
template <class T> // note, T is only a dummy
struct rewrite_statistics
{
  static std::size_t rewrite_count;
};
 
template <class T>
std::size_t rewrite_statistics<T>::rewrite_count = 0;
 
inline
std::size_t rewrite_count()
{
  return rewrite_statistics<int>::rewrite_count;
}
 
inline
void display_rewrite_statistics()
{
  mCRL2log(log::verbose) << "rewrite count = " << rewrite_count() << std::endl;
}
 
inline
void increment_rewrite_count()
{
  rewrite_statistics<int>::rewrite_count++;
  if (rewrite_count() % 10000 == 0)
  {
    display_rewrite_statistics();
  }
}
 
} // namespace detail
 
} // namespace data
 
} // namespace mcrl2
 
#endif // MCRL2_DATA_DETAIL_REWRITE_STATISTICS_H