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DRAMSys/extensions/apps/traceAnalyzer/businessObjects/tracetime.h
2023-05-25 15:15:52 +02:00

66 lines
2.3 KiB
C

/*
* Copyright (c) 2015, RPTU Kaiserslautern-Landau
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors:
* Janik Schlemminger
* Robert Gernhardt
* Matthias Jung
*/
#ifndef TRACETIME_H
#define TRACETIME_H
#include <QString>
#include <math.h>
// time in picoseconds
typedef long long traceTime;
inline QString prettyFormatTime(traceTime time)
{
return QString::number(time / 1000.0, 'f') + QString(" ns");
}
inline QString formatInClks(traceTime time, unsigned int clkPeriod)
{
long long numberOfClockCovered = time / clkPeriod;
QString suffix = (numberOfClockCovered != 1) ? QString(" clks") :
QString(" clk");
return QString::number(numberOfClockCovered) + suffix;
}
inline traceTime alignToClk(traceTime time, unsigned int clkPeriod)
{
return round(1.0 * time / clkPeriod) * clkPeriod;
}
#endif // TRACETIME_H