Add 'main.cpp'

main.cpp

@@ -0,0 +1,55 @@
+#include <iostream>
+#include "ChaPRNG.h"
+#include <benchmark/benchmark.h>
+#include <chrono>
+#include <random>
+
+using namespace std::chrono_literals;
+
+
+template<int T, bool u, bool v>
+static void PRNGBuild(benchmark::State& state) {
+	std::random_device dev;
+	std::array<uint32_t,12> seed{
+		dev(),dev(),dev(),dev(),
+		dev(),dev(),dev(),dev(),
+		dev(),dev(),dev(),dev()
+	};
+	ChaPRNG<T,u,v> prng(seed);
+	for(auto _ : state)
+		prng();
+}
+
+BENCHMARK(PRNGBuild<8, false, false>);
+BENCHMARK(PRNGBuild<12, false, false>);
+BENCHMARK(PRNGBuild<16, false, false>);
+BENCHMARK(PRNGBuild<20, false, false>);
+
+BENCHMARK(PRNGBuild<8, true, false>);
+BENCHMARK(PRNGBuild<12, true, false>);
+BENCHMARK(PRNGBuild<16, true, false>);
+BENCHMARK(PRNGBuild<20, true, false>);
+
+BENCHMARK(PRNGBuild<8, false, true>);
+BENCHMARK(PRNGBuild<12, false, true>);
+BENCHMARK(PRNGBuild<16, false, true>);
+BENCHMARK(PRNGBuild<20, false, true>);
+
+BENCHMARK(PRNGBuild<4, true, true>);
+BENCHMARK(PRNGBuild<6, true, true>);
+BENCHMARK(PRNGBuild<8, true, true>);
+BENCHMARK(PRNGBuild<12, true, true>);
+BENCHMARK(PRNGBuild<16, true, true>);
+BENCHMARK(PRNGBuild<20, true, true>);
+
+
+
+static void std_mtPRNGBuild(benchmark::State& state) {
+	std::random_device dev;
+	std::mt19937 prng(dev());
+	for(auto _ : state)
+		prng();
+}
+BENCHMARK(std_mtPRNGBuild);
+
+BENCHMARK_MAIN();