public void bmm_4x4_bench()
{
var opcount = RoundCount * CycleCount;
var sw = stopwatch(false);
var last = BitMatrix4.Zero;
for (var i = 0; i < opcount; i++)
{
var m1 = Random.BitMatrix4();
var m2 = Random.BitMatrix4();
sw.Start();
last = m1 * m2;
sw.Stop();
}
Collect((opcount, snapshot(sw), "bmm_4x4"));
}