1 files changed, 52 insertions, 0 deletions
diff --git a/src/boost/libs/numeric/ublas/benchmarks/benchmark.hpp b/src/boost/libs/numeric/ublas/benchmarks/benchmark.hpp
new file mode 100644
index 000000000..b06cbe55f
--- /dev/null
+++ b/src/boost/libs/numeric/ublas/benchmarks/benchmark.hpp
@@ -0,0 +1,52 @@
+//
+// Copyright (c) 2018 Stefan Seefeld
+// All rights reserved.
+//
+// This file is part of Boost.uBLAS. It is made available under the
+// Boost Software License, Version 1.0.
+// (Consult LICENSE or http://www.boost.org/LICENSE_1_0.txt)
+
+#pragma once
+
+#include <iostream>
+#include <chrono>
+#include <ctime>
+#include <cmath>
+#include <string>
+#include <vector>
+
+namespace boost { namespace numeric { namespace ublas { namespace benchmark {
+
+class benchmark
+{
+  using clock = std::chrono::system_clock;
+public:
+  benchmark(std::string const &name) : name_(name) {}
+  void print_header()
+  {
+    std::cout << "# benchmark : " << name_ << '\n'
+              << "# size \ttime (ms)" << std::endl;
+  }
+  virtual void setup(long) {}
+  virtual void operation(long) {}
+  virtual void teardown() {}
+  
+  void run(std::vector<long> const &sizes, unsigned times = 10)
+  {
+    print_header();
+    for (auto s : sizes)
+    {
+      setup(s);
+      auto start = clock::now();
+      for (unsigned i = 0; i != times; ++i)
+        operation(s);
+      auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(clock::now() - start);
+      teardown();
+      std::cout << s << '\t' << duration.count()*1./times << std::endl;
+    }
+  }
+private:
+  std::string name_;
+};
+
+}}}}