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