forked from OSchip/llvm-project
67 lines
1.1 KiB
C++
67 lines
1.1 KiB
C++
//===-- Timer.h -------------------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef __PerfTestDriver__Timer__
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#define __PerfTestDriver__Timer__
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#include "Gauge.h"
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#include <chrono>
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using namespace std::chrono;
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namespace lldb_perf
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{
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class TimeGauge : public Gauge<double>
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{
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public:
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TimeGauge ();
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virtual
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~TimeGauge ()
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{
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}
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void
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Start ();
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double
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Stop ();
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virtual double
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GetStartValue () const;
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virtual double
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GetStopValue () const;
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virtual double
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GetDeltaValue () const;
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private:
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enum class State
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{
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eNeverUsed,
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eCounting,
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eStopped
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};
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typedef high_resolution_clock::time_point TimeType;
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TimeType m_start;
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TimeType m_stop;
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double m_delta;
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State m_state;
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TimeType
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Now ();
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};
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}
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#endif /* defined(__PerfTestDriver__Timer__) */
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