diff --git a/ChaosBenches/Hash/Md4HasherBenches.cpp b/ChaosBenches/Hash/Md4HasherBenches.cpp index b6fdbaf..c1bcfcc 100644 --- a/ChaosBenches/Hash/Md4HasherBenches.cpp +++ b/ChaosBenches/Hash/Md4HasherBenches.cpp @@ -5,21 +5,22 @@ using namespace Chaos::Hash::Md4; +static const char * DATA_BEGIN + = "All states, all powers, that have held and hold rule over men have been and are either republics or principalities.\n" + "Principalities are either hereditary, in which the family has been long established; or they are new.\n" + "The new are either entirely new, as was Milan to Francesco Sforza, or they are, as it were, members annexed to the hereditary state of the " + "prince who has acquired them, as was the kingdom of Naples to that of the King of Spain.\n" + "Such dominions thus acquired are either accustomed to live under a prince, or to live in freedom; and are acquired either by the arms of the " + "prince himself, or of others, or else by fortune or by ability."; +static const size_t DATA_LEN = strlen(DATA_BEGIN); +static const char * DATA_END = DATA_BEGIN + DATA_LEN; + static void Md4HasherCreateComputeDeleteBench(benchmark::State & state) { - const char * data - = "All states, all powers, that have held and hold rule over men have been and are either republics or principalities.\n" - "Principalities are either hereditary, in which the family has been long established; or they are new.\n" - "The new are either entirely new, as was Milan to Francesco Sforza, or they are, as it were, members annexed to the hereditary state of the " - "prince who has acquired them, as was the kingdom of Naples to that of the King of Spain.\n" - "Such dominions thus acquired are either accustomed to live under a prince, or to live in freedom; and are acquired either by the arms of the " - "prince himself, or of others, or else by fortune or by ability."; - const size_t dataLen = strlen(data); - for (auto _ : state) { Md4Hasher hasher; - hasher.Update(data, data + dataLen); + hasher.Update(DATA_BEGIN, DATA_END); Md4Hash result = hasher.Finish(); benchmark::DoNotOptimize(result); @@ -28,4 +29,20 @@ static void Md4HasherCreateComputeDeleteBench(benchmark::State & state) BENCHMARK(Md4HasherCreateComputeDeleteBench); +static void Md4HasherReuseBench(benchmark::State & state) +{ + Md4Hasher hasher; + + for (auto _ : state) + { + hasher.Reset(); + hasher.Update(DATA_BEGIN, DATA_END); + Md4Hash result = hasher.Finish(); + + benchmark::DoNotOptimize(result); + } +} + +BENCHMARK(Md4HasherReuseBench); + BENCHMARK_MAIN();