Content - 3132f0745de5db3c3da3e7321c908dd3799416a6 - f802a4d/tutorial/clock.h

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Tip revision: b5e8217dfbe905ef1f30f7bd584a83dfb9e2260e authored by Steven Johnson on 19 January 2023, 19:40:52 UTC
Remove the watchdog timer from generator_main(). It was intended to kill pathologically slow builds, but in the environment it was added for (Google build servers), it ended up being redundant to existing mechanisms, and removing it allows us to remove a dependency on threading libraries in libHalide.

Tip revision: b5e8217

clock.h

#ifndef HALIDE_TUTORIAL_CLOCK_H
#define HALIDE_TUTORIAL_CLOCK_H

// A current_time function for use in the tests.  Returns time in
// milliseconds.

#include "halide_benchmark.h"

inline double current_time() {
    static auto start_time = Halide::Tools::benchmark_now().time_since_epoch();

    auto now = Halide::Tools::benchmark_now().time_since_epoch() - start_time;
    return std::chrono::duration_cast<std::chrono::microseconds>(now).count() / 1e3;
}

#endif  // HALIDE_TUTORIAL_CLOCK_H

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