Benchmark it

BENCHMARK IT

IGOR SADCHENKO

[email protected]

C++ COREHARD AUTUMN 2017

IGOR SADCHENKO // C++ COREHARD // 14.10.17

GOOGLE-BENCHMARK

https://github.com/google/benchmark

#include <benchmark/benchmark.h>

static void BM_StringCreation(benchmark::State& state) {while (state.KeepRunning())std::string empty_string;}// Register the function as a benchmarkBENCHMARK(BM_StringCreation);

// Define another benchmarkstatic void BM_StringCopy(benchmark::State& state) {std::string x = "hello";while (state.KeepRunning())std::string copy(x);}BENCHMARK(BM_StringCopy);

BENCHMARK_MAIN();




GOOGLE-BENCHMARK

PS D:\dev\vs\benchmark\bench_it\> .\basic_test.exe

Run on (8 X 2594 MHz CPU s)

10/14/17 13:44:35

---------------------------------------------------------

Benchmark Time CPU Iterations

---------------------------------------------------------

BM_StringCreation 570 ns 572 ns 1120000

BM_StringCopy 593 ns 594 ns 1000000



QUICK-BENCH

http://quick-bench.com/

Fred Tingaud @fredtingaud

What is Quick-bench?

Quick-benchmark is a micro benchmarking tool intended to quickly and

simply compare the performances of two or more code snippets


https://twitter.com/fredtingaud

https://twitter.com/fredtingaud



QUICK-BENCH

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LINKS

Google-benchmark


Quick-bench




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THANKS!

Benchmark it

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