142 lines
3.2 KiB
C++
142 lines
3.2 KiB
C++
//
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// immer: immutable data structures for C++
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// Copyright (C) 2016, 2017, 2018 Juan Pedro Bolivar Puente
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//
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// This software is distributed under the Boost Software License, Version 1.0.
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// See accompanying file LICENSE or copy at http://boost.org/LICENSE_1_0.txt
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//
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#pragma once
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#include "benchmark/vector/common.hpp"
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namespace {
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template <typename Vektor,
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typename PushFn=push_back_fn>
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auto benchmark_drop()
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{
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return [] (nonius::chronometer meter)
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{
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auto n = meter.param<N>();
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auto v = Vektor{};
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for (auto i = 0u; i < n; ++i)
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v = PushFn{}(std::move(v), i);
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measure(meter, [&] {
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for (auto i = 0u; i < n; ++i)
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(void) v.drop(i);
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});
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};
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}
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template <typename Vektor,
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typename PushFn=push_back_fn>
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auto benchmark_drop_lin()
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{
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return [] (nonius::chronometer meter)
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{
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auto n = meter.param<N>();
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auto v = Vektor{};
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for (auto i = 0u; i < n; ++i)
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v = PushFn{}(std::move(v), i);
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measure(meter, [&] {
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auto r = v;
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for (auto i = 0u; i < n; ++i)
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r = r.drop(1);
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return r;
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});
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};
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}
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template <typename Vektor,
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typename PushFn=push_back_fn>
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auto benchmark_drop_move()
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{
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return [] (nonius::chronometer meter)
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{
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auto n = meter.param<N>();
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auto v = Vektor{};
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for (auto i = 0u; i < n; ++i)
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v = PushFn{}(std::move(v), i);
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measure(meter, [&] {
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auto r = v;
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for (auto i = 0u; i < n; ++i)
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r = std::move(r).drop(1);
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return r;
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});
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};
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}
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template <typename Vektor,
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typename PushFn=push_back_fn>
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auto benchmark_drop_mut()
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{
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return [] (nonius::chronometer meter)
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{
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auto n = meter.param<N>();
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auto vv = Vektor{};
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for (auto i = 0u; i < n; ++i)
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vv = PushFn{}(std::move(vv), i);
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measure(meter, [&] {
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auto v = vv.transient();
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for (auto i = 0u; i < n; ++i)
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(void) v.drop(1);
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});
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};
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}
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template <typename Fn>
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auto benchmark_drop_librrb(Fn make)
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{
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return [=] (nonius::chronometer meter)
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{
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auto n = meter.param<N>();
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auto v = make(n);
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measure(meter, [&] {
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for (auto i = 0u; i < n; ++i)
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rrb_slice(v, i, n);
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});
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};
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}
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template <typename Fn>
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auto benchmark_drop_lin_librrb(Fn make)
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{
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return [=] (nonius::chronometer meter)
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{
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auto n = meter.param<N>();
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auto v = make(n);
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measure(meter, [&] {
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auto r = v;
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for (auto i = 0u; i < n; ++i)
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r = rrb_slice(r, 1, n);
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return r;
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});
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};
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}
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template <typename Fn>
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auto benchmark_drop_mut_librrb(Fn make)
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{
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return [=] (nonius::chronometer meter)
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{
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auto n = meter.param<N>();
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auto v = make(n);
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measure(meter, [&] {
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auto r = rrb_to_transient(v);
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for (auto i = 0u; i < n; ++i)
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r = transient_rrb_slice(r, 1, n);
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return r;
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});
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};
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}
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} // anonymous namespace
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