37 lines
1.2 KiB
C++
37 lines
1.2 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
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include <format>
|
|
|
|
#include <string>
|
|
|
|
#include "benchmark/benchmark.h"
|
|
#include "make_string.h"
|
|
|
|
#define CSTR(S) MAKE_CSTRING(CharT, S)
|
|
|
|
template <class CharT>
|
|
static void BM_formatted_size_string(benchmark::State& state) {
|
|
size_t size = state.range(0);
|
|
std::basic_string<CharT> str(size, CharT('*'));
|
|
|
|
while (state.KeepRunningBatch(str.size()))
|
|
benchmark::DoNotOptimize(std::formatted_size(CSTR("{}"), str));
|
|
|
|
state.SetBytesProcessed(state.iterations() * size * sizeof(CharT));
|
|
}
|
|
BENCHMARK_TEMPLATE(BM_formatted_size_string, char)->RangeMultiplier(2)->Range(1, 1 << 20);
|
|
BENCHMARK_TEMPLATE(BM_formatted_size_string, wchar_t)->RangeMultiplier(2)->Range(1, 1 << 20);
|
|
|
|
int main(int argc, char** argv) {
|
|
benchmark::Initialize(&argc, argv);
|
|
if (benchmark::ReportUnrecognizedArguments(argc, argv))
|
|
return 1;
|
|
|
|
benchmark::RunSpecifiedBenchmarks();
|
|
}
|