30 lines
1.5 KiB
C++
30 lines
1.5 KiB
C++
#ifndef TIMING_UTIL_HPP
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#define TIMING_UTIL_HPP
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#include <chrono>
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#include <cstdint>
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namespace osrm
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{
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namespace util
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{
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#define TIMER_START(_X) auto _X##_start = std::chrono::steady_clock::now(), _X##_stop = _X##_start
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#define TIMER_STOP(_X) _X##_stop = std::chrono::steady_clock::now()
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#define TIMER_NSEC(_X) \
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std::chrono::duration_cast<std::chrono::nanoseconds>(_X##_stop - _X##_start).count()
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#define TIMER_USEC(_X) \
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std::chrono::duration_cast<std::chrono::microseconds>(_X##_stop - _X##_start).count()
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#define TIMER_MSEC(_X) \
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(0.000001 * \
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std::chrono::duration_cast<std::chrono::nanoseconds>(_X##_stop - _X##_start).count())
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#define TIMER_SEC(_X) \
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(0.000001 * \
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std::chrono::duration_cast<std::chrono::microseconds>(_X##_stop - _X##_start).count())
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#define TIMER_MIN(_X) \
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std::chrono::duration_cast<std::chrono::minutes>(_X##_stop - _X##_start).count()
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} // namespace util
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} // namespace osrm
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#endif // TIMING_UTIL_HPP
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