From cad26409f004fe61ad896903c73f5461b960669f Mon Sep 17 00:00:00 2001
From: Archivist <archivist@noreply.nekoit.xyz>
Date: Thu, 14 Apr 2022 20:54:02 +0000
Subject: [PATCH] Add 'main.cpp'

---
 main.cpp | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 main.cpp

diff --git a/main.cpp b/main.cpp
new file mode 100644
index 0000000..5527139
--- /dev/null
+++ b/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();