Function pprint_benchmarks

tests/crypto/benchmarks.cpp:229–242

//}

void pprint_benchmarks(std::ostream &out, const std::map<std::string, BenchmarkResult> &benchmark_results) {
	for (auto &tup : benchmark_results) {
		auto &name = tup.first;
		std::stringstream output;
		double total_ms = tup.second.time_microsec / 1000.;  // milliseconds
		double total_s  = total_ms / 1000.;                  // seconds
		output << left << setw(6) << tup.second.count << " cycles  " << right << setw(10) << std::fixed
		       << setprecision(3) << total_ms << " ms  " << right << setw(7) << std::fixed << setprecision(3)
		       << total_ms / tup.second.count << " ms/op  " << right << setw(7) << int(tup.second.count / total_s)
		       << " op/s  " << left << name << endl;
		out << output.str();
	}
	out << "internal suffix=" << int(global_result) << endl;  // so compiler cannot optimize calcs out
}

template<typename T, typename S>
std::vector<std::pair<T, S>> mk_vec(std::vector<T> itemsT, std::vector<S> itemsS) {