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0-31 Byte Random Length Benchmark #113

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0-31 Byte Random Length Benchmark #113

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14 changes: 14 additions & 0 deletions main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -443,6 +443,17 @@ void SelfTest(bool verbose) {

//----------------------------------------------------------------------------

//-----------------------------------------------------------------------------
// 0-31 Bytes Random Length Benchmark
void RandomLengthBenchmark( pfHash hash){
const unsigned maxlen=32; char temp[maxlen]={}; uint64_t out[16], sum=0; volatile int64_t begin, end;
begin = timer_start();
for(uint64_t i=0; i<0x1000000; i++){ hash(temp, sum&(maxlen-1), i, out); sum+=*out; }
end = timer_end();
printf("\n0-31 Bytes Random Length Benchmark:\t%0.3f cycles/op\n\n", (double)(end - begin) / 0x1000000);
fflush(NULL);
}

template < typename hashtype >
void test ( hashfunc<hashtype> hash, HashInfo* info )
{
Expand Down Expand Up @@ -506,6 +517,9 @@ void test ( hashfunc<hashtype> hash, HashInfo* info )
printf("Average %6.3f cycles/hash\n",sum);
printf("\n");
fflush(NULL);

RandomLengthBenchmark(info->hash);

} else {
// known slow hashes (> 500), cycle/hash
const struct { pfHash h; double cycles; } speeds[] =
Expand Down