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Diffstat (limited to 'third_party/immer/benchmark/vector/assoc.hpp')
| -rw-r--r-- | third_party/immer/benchmark/vector/assoc.hpp | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/third_party/immer/benchmark/vector/assoc.hpp b/third_party/immer/benchmark/vector/assoc.hpp new file mode 100644 index 000000000000..5619d7ee6936 --- /dev/null +++ b/third_party/immer/benchmark/vector/assoc.hpp @@ -0,0 +1,245 @@ +// +// 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_assoc_std() +{ + return + [] (nonius::chronometer meter) + { + auto n = meter.param<N>(); + auto v = Vektor(n, 0); + std::iota(v.begin(), v.end(), 0u); + auto all = std::vector<Vektor>(meter.runs(), v); + meter.measure([&] (int iter) { + auto& r = all[iter]; + for (auto i = 0u; i < n; ++i) + r[i] = n - i; + return r; + }); + }; +} + +template <typename Vektor> +auto benchmark_assoc_random_std() +{ + return + [](nonius::chronometer meter) + { + auto n = meter.param<N>(); + auto g = make_generator(n); + auto v = Vektor(n, 0); + std::iota(v.begin(), v.end(), 0u); + auto all = std::vector<Vektor>(meter.runs(), v); + meter.measure([&] (int iter) { + auto& r = all[iter]; + for (auto i = 0u; i < n; ++i) + r[g[i]] = n - i; + return r; + }); + }; +} + +template <typename Vektor, + typename PushFn=push_back_fn, + typename SetFn=set_fn> +auto benchmark_assoc() +{ + return [] (nonius::chronometer meter) + { + auto n = meter.param<N>(); + if (n > get_limit<Vektor>{}) + nonius::skip(); + + auto v = Vektor{}; + for (auto i = 0u; i < n; ++i) + v = PushFn{}(std::move(v), i); + + measure(meter, [&] { + auto r = v; + for (auto i = 0u; i < n; ++i) + r = SetFn{}(r, i, n - i); + return r; + }); + }; +} + +template <typename Vektor, + typename PushFn=push_back_fn> +auto benchmark_assoc_move() +{ + return [] (nonius::chronometer meter) + { + auto n = meter.param<N>(); + if (n > get_limit<Vektor>{}) + nonius::skip(); + + auto v = Vektor{}; + for (auto i = 0u; i < n; ++i) + v = PushFn{}(std::move(v), i); + + measure(meter, [&] { + auto r = v; + for (auto i = 0u; i < n; ++i) + r = std::move(r).set(i, n - i); + return r; + }); + }; +} + +template <typename Vektor, + typename PushFn=push_back_fn, + typename SetFn=set_fn> +auto benchmark_assoc_random() +{ + return [] (nonius::chronometer meter) + { + auto n = meter.param<N>(); + if (n > get_limit<Vektor>{}) + nonius::skip(); + + auto g = make_generator(n); + auto v = Vektor{}; + for (auto i = 0u; i < n; ++i) + v = PushFn{}(std::move(v), i); + + measure(meter, [&] { + auto r = v; + for (auto i = 0u; i < n; ++i) + r = SetFn{}(r, g[i], i); + return r; + }); + }; +} + +template <typename Vektor, + typename PushFn=push_back_fn> +auto benchmark_assoc_mut() +{ + return [] (nonius::chronometer meter) + { + auto n = meter.param<N>(); + if (n > get_limit<Vektor>{}) + nonius::skip(); + + auto v = Vektor{}; + for (auto i = 0u; i < n; ++i) + v = PushFn{}(std::move(v), i); + + measure(meter, [&] { + auto r = v.transient(); + for (auto i = 0u; i < n; ++i) + r.set(i, n - i); + return r; + }); + }; +} + +template <typename Vektor, + typename PushFn=push_back_fn> +auto benchmark_assoc_mut_random() +{ + return [] (nonius::chronometer meter) + { + auto n = meter.param<N>(); + if (n > get_limit<Vektor>{}) + nonius::skip(); + + auto g = make_generator(n); + auto v = Vektor{}; + for (auto i = 0u; i < n; ++i) + v = PushFn{}(std::move(v), i); + + measure(meter, [&] { + auto r = v.transient(); + for (auto i = 0u; i < n; ++i) + r.set(g[i], i); + return r; + }); + }; +} + +template <typename Fn> +auto benchmark_assoc_librrb(Fn maker) +{ + return + [=] (nonius::chronometer meter) { + auto n = meter.param<N>(); + auto v = maker(n); + measure( + meter, [&] { + auto r = v; + for (auto i = 0u; i < n; ++i) + r = rrb_update(r, i, reinterpret_cast<void*>(n - i)); + return r; + }); + }; +} + +template <typename Fn> +auto benchmark_assoc_random_librrb(Fn maker) +{ + return + [=] (nonius::chronometer meter) { + auto n = meter.param<N>(); + auto v = maker(n); + auto g = make_generator(n); + measure( + meter, [&] { + auto r = v; + for (auto i = 0u; i < n; ++i) + r = rrb_update(r, g[i], reinterpret_cast<void*>(i)); + return r; + }); + }; +} + +template <typename Fn> +auto benchmark_assoc_mut_librrb(Fn maker) +{ + return + [=] (nonius::chronometer meter) { + auto n = meter.param<N>(); + auto v = maker(n); + measure( + meter, [&] { + auto r = rrb_to_transient(v); + for (auto i = 0u; i < n; ++i) + r = transient_rrb_update( + r, i, reinterpret_cast<void*>(i)); + return r; + }); + }; +} + +template <typename Fn> +auto benchmark_assoc_mut_random_librrb(Fn maker) +{ + return + [=] (nonius::chronometer meter) { + auto n = meter.param<N>(); + auto v = maker(n); + auto g = make_generator(n); + measure( + meter, [&] { + auto r = rrb_to_transient(v); + for (auto i = 0u; i < n; ++i) + r = transient_rrb_update( + r, g[i], reinterpret_cast<void*>(i)); + return r; + }); + }; +} + +} // anonymous namespace |