Class ProducerConsumerQueueBenchmark

examples/spsc.cpp:76–116

};

class ProducerConsumerQueueBenchmark : public CppBenchmark::BenchmarkPC
{
public:
    using BenchmarkPC::BenchmarkPC;

protected:
    void Initialize(CppBenchmark::ContextPC& context) override
    {
        _queue = std::make_shared<folly::ProducerConsumerQueue<int>>(queue_bound_size);
        _count = 1;
    }

    void Cleanup(CppBenchmark::ContextPC& context) override
    {
        _queue.reset();
    }

    void RunProducer(CppBenchmark::ContextPC& context) override
    {
        if (_count >= items_to_produce)
        {
            if (_queue->write(0))
                context.StopProduce();
            return;
        }

        if (_queue->write(_count))
            ++_count;
    }

    void RunConsumer(CppBenchmark::ContextPC& context) override
    {
        int value = -1;
        if (_queue->read(value) && (value == 0))
            context.StopConsume();
    }

private:
    std::shared_ptr<folly::ProducerConsumerQueue<int>> _queue;
    std::atomic<int> _count;
};

class SPSCQueueBenchmark : public CppBenchmark::BenchmarkPC
{