hashlag/chaos
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Add Md4HasherReuseBench

Browse Source
This commit is contained in:
hashlag
2026-01-25 18:45:38 +03:00
parent bdd43d8fa2
commit 512338df33
1 changed files with 27 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

37
ChaosBenches/Hash/Md4HasherBenches.cpp
View File

@@ -5,21 +5,22 @@
using namespace Chaos::Hash::Md4; 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) 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) for (auto _ : state)
{ {
Md4Hasher hasher; Md4Hasher hasher;
hasher.Update(data, data + dataLen); hasher.Update(DATA_BEGIN, DATA_END);
Md4Hash result = hasher.Finish(); Md4Hash result = hasher.Finish();
benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(result);
@@ -28,4 +29,20 @@ static void Md4HasherCreateComputeDeleteBench(benchmark::State & state)
BENCHMARK(Md4HasherCreateComputeDeleteBench); 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(); BENCHMARK_MAIN();