mirror of
https://github.com/llvm/llvm-project.git
synced 2025-04-26 03:06:06 +00:00
b2d2494731
This patch fixes warnings and errors that come up when running the benchmarks as part of the test suite. It also adds the necessary Lit annotations to make it pass in various configurations and increases the portability of the benchmarks.
80 lines
2.2 KiB
C++
80 lines
2.2 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 <deque>
|
|
#include <ranges>
|
|
|
|
#include "benchmark/benchmark.h"
|
|
|
|
namespace {
|
|
void run_sizes(auto benchmark) {
|
|
benchmark->Arg(0)
|
|
->Arg(1)
|
|
->Arg(2)
|
|
->Arg(64)
|
|
->Arg(512)
|
|
->Arg(1024)
|
|
->Arg(4000)
|
|
->Arg(4096)
|
|
->Arg(5500)
|
|
->Arg(64000)
|
|
->Arg(65536)
|
|
->Arg(70000);
|
|
}
|
|
|
|
void BM_join_view_in_vectors(benchmark::State& state) {
|
|
auto size = state.range(0);
|
|
std::vector<std::vector<int>> input(size, std::vector<int>(32));
|
|
std::ranges::fill(input | std::views::join, 10);
|
|
std::vector<int> output;
|
|
output.resize(size * 32);
|
|
|
|
for (auto _ : state) {
|
|
benchmark::DoNotOptimize(input);
|
|
benchmark::DoNotOptimize(output);
|
|
std::ranges::copy(input | std::views::join, output.begin());
|
|
}
|
|
}
|
|
BENCHMARK(BM_join_view_in_vectors)->Apply(run_sizes);
|
|
|
|
void BM_join_view_out_vectors(benchmark::State& state) {
|
|
auto size = state.range(0);
|
|
std::vector<std::vector<int>> output(size, std::vector<int>(32));
|
|
std::vector<int> input;
|
|
input.resize(size * 32);
|
|
std::ranges::fill(input, 10);
|
|
|
|
for (auto _ : state) {
|
|
benchmark::DoNotOptimize(output);
|
|
benchmark::DoNotOptimize(input);
|
|
std::ranges::copy(input, (output | std::views::join).begin());
|
|
}
|
|
}
|
|
BENCHMARK(BM_join_view_out_vectors)->Apply(run_sizes);
|
|
|
|
void BM_join_view_deques(benchmark::State& state) {
|
|
auto size = state.range(0);
|
|
std::deque<std::deque<int>> deque(size, std::deque<int>(32));
|
|
std::ranges::fill(deque | std::views::join, 10);
|
|
std::vector<int> output;
|
|
output.resize(size * 32);
|
|
|
|
for (auto _ : state) {
|
|
benchmark::DoNotOptimize(deque);
|
|
benchmark::DoNotOptimize(output);
|
|
std::ranges::copy(deque | std::views::join, output.begin());
|
|
}
|
|
}
|
|
BENCHMARK(BM_join_view_deques)->Apply(run_sizes);
|
|
} // namespace
|
|
|
|
BENCHMARK_MAIN();
|