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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [gold/] [timer.h] - Rev 53

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// timer.h -- helper class for time accounting   -*- C++ -*-
 
// Copyright 2009, 2010 Free Software Foundation, Inc.
// Written by Rafael Avila de Espindola <espindola@google.com>.
 
// This file is part of gold.
 
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
// MA 02110-1301, USA.
 
#ifndef GOLD_TIMER_H
#define GOLD_TIMER_H
 
namespace gold
{
 
class Timer
{
 public:
  // Used to report time statistics. All fields are in milliseconds.
  struct TimeStats
  {
    /* User time in this process.  */
    long user;
 
    /* System time in this process.  */
    long sys;
 
    /* Wall clock time.  */
    long wall;
  };
 
  Timer();
 
  // Return the stats since start was called.
  TimeStats
  get_elapsed_time();
 
  // Start counting the time.
  void
  start();
 
 private:
  // This class cannot be copied.
  Timer(const Timer&);
  Timer& operator=(const Timer&);
 
  // Write the current time information.
  static void
  get_time(TimeStats* now);
 
  // The time of the last call to start.
  TimeStats start_time_;
};
 
}
#endif
 

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