24e88b0e6b
This patch adds benchmarks for all the remaining algorithms in [alg.modifying.operations] that we didn't already have a benchmark for.
54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// UNSUPPORTED: c++03, c++11, c++14, c++17
|
|
|
|
#include <algorithm>
|
|
#include <cstddef>
|
|
#include <deque>
|
|
#include <iterator>
|
|
#include <list>
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#include "benchmark/benchmark.h"
|
|
#include "../../GenerateInput.h"
|
|
|
|
int main(int argc, char** argv) {
|
|
auto std_reverse = [](auto first, auto last) { return std::reverse(first, last); };
|
|
|
|
// {std,ranges}::reverse(normal container)
|
|
{
|
|
auto bm = []<class Container>(std::string name, auto reverse) {
|
|
benchmark::RegisterBenchmark(name, [reverse](auto& st) {
|
|
std::size_t const size = st.range(0);
|
|
using ValueType = typename Container::value_type;
|
|
Container c;
|
|
std::generate_n(std::back_inserter(c), size, [] { return Generate<ValueType>::random(); });
|
|
|
|
for ([[maybe_unused]] auto _ : st) {
|
|
benchmark::DoNotOptimize(c);
|
|
reverse(c.begin(), c.end());
|
|
benchmark::DoNotOptimize(c);
|
|
}
|
|
})->Range(8, 1 << 15);
|
|
};
|
|
bm.operator()<std::vector<int>>("std::reverse(vector<int>)", std_reverse);
|
|
bm.operator()<std::deque<int>>("std::reverse(deque<int>)", std_reverse);
|
|
bm.operator()<std::list<int>>("std::reverse(list<int>)", std_reverse);
|
|
bm.operator()<std::vector<int>>("rng::reverse(vector<int>)", std::ranges::reverse);
|
|
bm.operator()<std::deque<int>>("rng::reverse(deque<int>)", std::ranges::reverse);
|
|
bm.operator()<std::list<int>>("rng::reverse(list<int>)", std::ranges::reverse);
|
|
}
|
|
|
|
benchmark::Initialize(&argc, argv);
|
|
benchmark::RunSpecifiedBenchmarks();
|
|
benchmark::Shutdown();
|
|
return 0;
|
|
}
|