#include "async_task.hpp"

#include <CLI11.hpp>

void bench_async_task(

const std::string& model,

const unsigned num_threads,

const unsigned num_rounds

) {

std::cout << std::setw(12) << "size"

<< std::setw(12) << "runtime"

<< std::endl;

for(int S=1; S<=2097152; S<<=1) {

double runtime {0.0};

for(unsigned j=0; j<num_rounds; ++j) {

if(model == "tf") {

runtime += measure_time_taskflow(num_threads, S).count();

}

else if(model == "std") {

runtime += measure_time_std(num_threads, S).count();

}

else if(model == "omp") {

runtime += measure_time_omp(num_threads, S).count();

}

else if(model == "tbb") {

runtime += measure_time_tbb(num_threads, S).count();

}

else assert(false);

}

std::cout << std::setw(12) << S

<< std::setw(12) << runtime / num_rounds / 1e3

<< std::endl;

}

}

int main(int argc, char* argv[]) {

CLI::App app{"AsyncTask"};

unsigned num_threads {1};

app.add_option("-t,--num_threads", num_threads, "number of threads (default=1)");

unsigned num_rounds {1};

app.add_option("-r,--num_rounds", num_rounds, "number of rounds (default=1)");

std::string model = "tf";

app.add_option("-m,--model", model, "model name std|omp|tf|tbb (default=tf)")

->check([] (const std::string& m) {

if(m != "std" && m != "omp" && m != "tf" && m != "tbb") {

return "model name should be \"std\", \"omp\", \"tbb\", or \"tf\"";

}

return "";

});

CLI11_PARSE(app, argc, argv);

std::cout << "model=" << model << ' '

<< "num_threads=" << num_threads << ' '

<< "num_rounds=" << num_rounds << ' '

<< std::endl;

bench_async_task(model, num_threads, num_rounds);

return 0;

}