[TestMethod] public unsafe void Callback()
{
const uint iterations = 2048 * 2048;
using (var test = new CallbackTest())
{
Trace.WriteLine(iterations.ToString("N0") + " iterations");
// jit
CallbackTest.MakeNoop(0)();
test.CallViaThunk(CallbackTest.MakeNoop(0));
test.CallViaGchandle(CallbackTest.MakeNoop(0));
var timer = Stopwatch.StartNew();
for (uint i = 0; i < iterations; ++i)
{
CallbackTest.MakeNoop(i)();
}
timer.Stop();
Display(timer, "bare call");
timer.Reset(); timer.Start();
for (uint i = 0; i < iterations; ++i)
{
test.CallViaThunk(CallbackTest.MakeNoop(i));
}
timer.Stop();
Display(timer, "CallViaThunk");
timer.Reset(); timer.Start();
for (uint i = 0; i < iterations; ++i)
{
test.CallViaGchandle(CallbackTest.MakeNoop(i));
}
timer.Stop();
Display(timer, "CallViaGchandle");
/*
* 4,194,304 iterations
* bare call: 51ms
* CallViaThunk: 4468ms
* CallViaGchandle: 1911ms
*/
}
}
// Use this for initialization
void Start()
{
Instance = this;
}
// Use this for initialization
void Start()
{
callbackTest = GetComponent <CallbackTest>();
}
