about summary refs log tree commit diff
path: root/third_party/immer/benchmark/vector/take.hpp
blob: bce5aceb0072f5095378698ed9313e9cb2625fb4 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
//
// 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,
          typename PushFn=push_back_fn>
auto benchmark_take()
{
    return [] (nonius::chronometer meter)
    {
        auto n = meter.param<N>();

        auto v = Vektor{};
        for (auto i = 0u; i < n; ++i)
            v = PushFn{}(std::move(v), i);

        measure(meter, [&] {
            for (auto i = 0u; i < n; ++i)
                (void) v.take(i);
        });
    };
}

template <typename Vektor,
          typename PushFn=push_back_fn>
auto benchmark_take_lin()
{
    return [] (nonius::chronometer meter)
    {
        auto n = meter.param<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 = n; i > 0; --i)
                r = r.take(i);
            return r;
        });
    };
}

template <typename Vektor,
          typename PushFn=push_back_fn>
auto benchmark_take_move()
{
    return [] (nonius::chronometer meter)
    {
        auto n = meter.param<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 = n; i > 0; --i)
                r = std::move(r).take(i);
            return r;
        });
    };
}

template <typename Vektor,
          typename PushFn=push_back_fn>
auto benchmark_take_mut()
{
    return [] (nonius::chronometer meter)
    {
        auto n = meter.param<N>();

        auto vv = Vektor{};
        for (auto i = 0u; i < n; ++i)
            vv = PushFn{}(std::move(vv), i);

        measure(meter, [&] {
            auto v = vv.transient();
            for (auto i = n; i > 0; --i)
                (void) v.take(i);
        });
    };
}

template <typename Fn>
auto benchmark_take_librrb(Fn make)
{
    return [=] (nonius::chronometer meter)
    {
        auto n = meter.param<N>();
        auto v = make(n);
        measure(meter, [&] {
                for (auto i = 0u; i < n; ++i)
                    rrb_slice(v, 0, i);
            });
    };
}

template <typename Fn>
auto benchmark_take_lin_librrb(Fn make)
{
    return [=] (nonius::chronometer meter)
    {
        auto n = meter.param<N>();
        auto v = make(n);
        measure(
            meter, [&] {
                auto r = v;
                for (auto i = n; i > 0; --i)
                    r = rrb_slice(r, 0, i);
                return r;
            });
    };
}

template <typename Fn>
auto benchmark_take_mut_librrb(Fn make)
{
    return [=] (nonius::chronometer meter)
    {
        auto n = meter.param<N>();
        auto v = make(n);
        measure(
            meter, [&] {
                auto r = rrb_to_transient(v);
                for (auto i = n; i > 0; --i)
                    r = transient_rrb_slice(r, 0, i);
                return r;
            });
    };
}

} // anonymous namespace