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72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
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//
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// Copyright(c) 2018 Gabi Melman.
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// Distributed under the MIT License (http://opensource.org/licenses/MIT)
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//
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#include "benchmark/benchmark.h"
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#include "spdlog/spdlog.h"
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#include "spdlog/pattern_formatter.h"
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void bench_formatter(benchmark::State &state, std::string pattern) {
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auto formatter = spdlog::details::make_unique<spdlog::pattern_formatter>(pattern);
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spdlog::memory_buf_t dest;
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std::string logger_name = "logger-name";
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const char *text =
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"Hello. This is some message with length of 80 ";
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spdlog::source_loc source_loc{"a/b/c/d/myfile.cpp", 123, "some_func()"};
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spdlog::details::log_msg msg(source_loc, logger_name, spdlog::level::info, text);
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for (auto _ : state) {
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dest.clear();
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formatter->format(msg, dest);
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benchmark::DoNotOptimize(dest);
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}
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}
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void bench_formatters() {
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// basic patterns(single flag)
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std::string all_flags = "+vtPnlLaAbBcCYDmdHIMSefFprRTXzEisg@luioO%";
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std::vector<std::string> basic_patterns;
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for (auto &flag : all_flags) {
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auto pattern = std::string("%") + flag;
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benchmark::RegisterBenchmark(pattern.c_str(), &bench_formatter, pattern);
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// pattern = std::string("%16") + flag;
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// benchmark::RegisterBenchmark(pattern.c_str(), &bench_formatter, pattern);
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//
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// // bench center padding
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// pattern = std::string("%=16") + flag;
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// benchmark::RegisterBenchmark(pattern.c_str(), &bench_formatter, pattern);
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}
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// complex patterns
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std::vector<std::string> patterns = {
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"[%D %X] [%l] [%n] %v",
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"[%Y-%m-%d %H:%M:%S.%e] [%l] [%n] %v",
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"[%Y-%m-%d %H:%M:%S.%e] [%l] [%n] [%t] %v",
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};
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for (auto &pattern : patterns) {
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benchmark::RegisterBenchmark(pattern.c_str(), &bench_formatter, pattern)
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->Iterations(2500000);
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}
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}
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int main(int argc, char *argv[]) {
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spdlog::set_pattern("[%^%l%$] %v");
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if (argc != 2) {
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spdlog::error("Usage: {} <pattern> (or \"all\" to bench all)", argv[0]);
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exit(1);
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}
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std::string pattern = argv[1];
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if (pattern == "all") {
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bench_formatters();
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} else {
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benchmark::RegisterBenchmark(pattern.c_str(), &bench_formatter, pattern);
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}
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benchmark::Initialize(&argc, argv);
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benchmark::RunSpecifiedBenchmarks();
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}
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