Squashed 'third_party/immer/' content from commit ad3e3556d

git-subtree-dir: third_party/immer
git-subtree-split: ad3e3556d38bb75966dd24c61a774970a7c7957e

1 files changed, 111 insertions, 0 deletions

diff --git a/benchmark/vector/push.hpp b/benchmark/vector/push.hpp
new file mode 100644
index 000000000000..83f128c8fcc6
--- /dev/null
+++ b/benchmark/vector/push.hpp
@@ -0,0 +1,111 @@
+//
+// immer: immutable data structures for C++
+// Copyright (C) 2016, 2017, 2018 Juan Pedro Bolivar Puente
+//
+// This software is distributed under the Boost Software License, Version 1.0.
+// See accompanying file LICENSE or copy at http://boost.org/LICENSE_1_0.txt
+//
+
+#pragma once
+
+#include "benchmark/vector/common.hpp"
+
+namespace {
+
+template <typename Vektor>
+auto benchmark_push_mut_std()
+{
+    return [] (nonius::chronometer meter)
+    {
+        auto n = meter.param<N>();
+        if (n > get_limit<Vektor>{})
+            nonius::skip();
+
+        measure(meter, [&] {
+            auto v = Vektor{};
+            for (auto i = 0u; i < n; ++i)
+                v.push_back(i);
+            return v;
+        });
+    };
+}
+
+template <typename Vektor>
+auto benchmark_push_mut()
+{
+    return [] (nonius::chronometer meter)
+    {
+        auto n = meter.param<N>();
+        if (n > get_limit<Vektor>{})
+            nonius::skip();
+
+        measure(meter, [&] {
+            auto v = Vektor{}.transient();
+            for (auto i = 0u; i < n; ++i)
+                v.push_back(i);
+            return v;
+        });
+    };
+}
+
+template <typename Vektor>
+auto benchmark_push_move()
+{
+    return [] (nonius::chronometer meter)
+    {
+        auto n = meter.param<N>();
+        if (n > get_limit<Vektor>{})
+            nonius::skip();
+
+        measure(meter, [&] {
+            auto v = Vektor{};
+            for (auto i = 0u; i < n; ++i)
+                v = std::move(v).push_back(i);
+            return v;
+        });
+    };
+}
+
+template <typename Vektor>
+auto benchmark_push()
+{
+    return [] (nonius::chronometer meter)
+    {
+        auto n = meter.param<N>();
+        if (n > get_limit<Vektor>{})
+            nonius::skip();
+
+        measure(meter, [&] {
+            auto v = Vektor{};
+            for (auto i = 0u; i < n; ++i)
+                v = v.push_back(i);
+            return v;
+        });
+    };
+}
+
+auto benchmark_push_librrb(nonius::chronometer meter)
+{
+    auto n = meter.param<N>();
+
+    measure(meter, [&] {
+        auto v = rrb_create();
+        for (auto i = 0u; i < n; ++i)
+            v = rrb_push(v, reinterpret_cast<void*>(i));
+        return v;
+    });
+}
+
+auto benchmark_push_mut_librrb(nonius::chronometer meter)
+{
+    auto n = meter.param<N>();
+
+    measure(meter, [&] {
+        auto v = rrb_to_transient(rrb_create());
+        for (auto i = 0u; i < n; ++i)
+            v = transient_rrb_push(v, reinterpret_cast<void*>(i));
+        return v;
+    });
+}
+
+} // anonymous namespace