public static void TestIntMaxMinFunctions(int testSetSize)
{
WriteLine();
Write($"Testing int min/max functions, generating test data...");
var testData = GetRandomIntArray(testSetSize);
WriteLine($" done, testing...");
var naiveTimesMs = new List <long>();
var hwTimesMs = new List <long>();
for (var i = 0; i < 3; i++)
{
int min, max;
stopwatch.Restart();
IntSimdProcessor.NaiveMinMax(testData, out min, out max);
var naiveTimeMs = stopwatch.ElapsedMilliseconds;
naiveTimesMs.Add(naiveTimeMs);
WriteLine($"Naive analysis took: {naiveTimesMs.Average():.##}ms (min: {min}, max: {max}).");
stopwatch.Restart();
IntSimdProcessor.HWAcceleratedMinMax(testData, out min, out max);
var hwTimeMs = stopwatch.ElapsedMilliseconds;
hwTimesMs.Add(hwTimeMs);
WriteLine($"Hareware accelerated analysis took: {hwTimesMs.Average():.##}ms (min: {min}, max: {max}).");
}
WriteLine("Finding min & max of ints");
WriteLine($"Naive method average time: {naiveTimesMs.Average()}");
WriteLine($"HW accelerated method average time: {hwTimesMs.Average()}");
WriteLine($"Hardware speedup: {naiveTimesMs.Average() / hwTimesMs.Average():P}%");
}
public static void TestIntArrayAdditionFunctions(int testSetSize)
{
WriteLine();
Write("Testing int array addition, generating test data...");
var intsOne = GetRandomIntArray(testSetSize);
var intsTwo = GetRandomIntArray(testSetSize);
WriteLine($" done, testing...");
var naiveTimesMs = new List <long>();
var hwTimesMs = new List <long>();
for (var i = 0; i < 3; i++)
{
stopwatch.Restart();
var result = IntSimdProcessor.NaiveSumFunc(intsOne, intsTwo);
var naiveTimeMs = stopwatch.ElapsedMilliseconds;
naiveTimesMs.Add(naiveTimeMs);
WriteLine($"Naive analysis took: {naiveTimeMs}ms (last value = {result.Last()}).");
stopwatch.Restart();
result = IntSimdProcessor.HWAcceleratedSumFunc(intsOne, intsTwo);
var hwTimeMs = stopwatch.ElapsedMilliseconds;
hwTimesMs.Add(hwTimeMs);
WriteLine($"Hareware accelerated analysis took: {hwTimeMs}ms (last value = {result.Last()}).");
}
WriteLine("Int array addition:");
WriteLine($"Naive method average time: {naiveTimesMs.Average():.##}");
WriteLine($"HW accelerated method average time: {hwTimesMs.Average():.##}");
WriteLine($"Hardware speedup: {naiveTimesMs.Average() / hwTimesMs.Average():P}%");
}
public static void TestInPlaceIntAddition(int testSetSize)
{
WriteLine();
Write("Testing int array in place addition, generating test data...");
var ushortsOne = GetRandomIntArray(testSetSize);
var ushortsTwo = GetRandomIntArray(testSetSize);
WriteLine(" done, testing...");
var naiveTimesMs = new List <long>();
var hwTimesMs = new List <long>();
for (var i = 0; i < 3; i++)
{
var ushortsOneCopy = new int[ushortsOne.Length];
ushortsOne.CopyTo(ushortsOneCopy, 0);
stopwatch.Restart();
IntSimdProcessor.HwAcceleratedSumInPlace(ushortsOneCopy, ushortsTwo);
var hwTimeMs = stopwatch.ElapsedMilliseconds;
hwTimesMs.Add(hwTimeMs);
WriteLine($"HW accelerated addition took: {hwTimeMs}ms (last value = {ushortsOneCopy[ushortsOneCopy.Length - 1]}).");
ushortsOne.CopyTo(ushortsOneCopy, 0);
stopwatch.Restart();
IntSimdProcessor.NaiveSumInPlace(ushortsOneCopy, ushortsTwo);
var naiveTimeMs = stopwatch.ElapsedMilliseconds;
naiveTimesMs.Add(naiveTimeMs);
WriteLine($"Naive addition took: {naiveTimeMs}ms (last value = {ushortsOneCopy[ushortsOneCopy.Length - 1]}).");
}
WriteLine("Testing int array addition in place");
WriteLine($"Naive method average time: {naiveTimesMs.Average():.##}");
WriteLine($"HW accelerated method average time: {hwTimesMs.Average():.##}");
WriteLine($"Hardware speedup: {naiveTimesMs.Average() / hwTimesMs.Average():P}%");
}
