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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
//
using System;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Runtime.Intrinsics.X86;
using System.Runtime.Intrinsics;
namespace IntelHardwareIntrinsicTest
{
class Program
{
const int Pass = 100;
const int Fail = 0;
static unsafe int Main(string[] args)
{
int testResult = Pass;
if (Avx.IsSupported)
{
using (TestTable<float, uint> floatTable = new TestTable<float, uint>(new float[8] { 1, -5, 100, 0, 1, 2, 3, 4 }, new uint[8] { uint.MaxValue, uint.MaxValue, 0, 0, uint.MaxValue, uint.MaxValue, 0, 0 }, new float[8]))
{
Vector256<float> vf = Avx.MaskLoad((float*)(floatTable.inArrayPtr), Avx.LoadVector256((uint*)(floatTable.maskArrayPtr)));
Unsafe.Write(floatTable.outArrayPtr, vf);
if (!floatTable.CheckResult((x, m, y) => m == uint.MaxValue ? BitConverter.SingleToInt32Bits(x) == BitConverter.SingleToInt32Bits(y) : BitConverter.SingleToInt32Bits(y) == 0))
{
Console.WriteLine("AVX MaskLoad failed on float:");
foreach (var item in floatTable.outArray)
{
Console.Write(item + ", ");
}
Console.WriteLine();
testResult = Fail;
}
}
using (TestTable<double, ulong> doubleTable = new TestTable<double, ulong>(new double[4] { 1, -5, 100, 0}, new ulong[4] { 0, ulong.MaxValue, ulong.MaxValue, 0}, new double[4]))
{
Vector256<double> vf = Avx.MaskLoad((double*)(doubleTable.inArrayPtr), Avx.LoadVector256((ulong*)(doubleTable.maskArrayPtr)));
Unsafe.Write(doubleTable.outArrayPtr, vf);
if (!doubleTable.CheckResult((x, m, y) => m == ulong.MaxValue ? BitConverter.DoubleToInt64Bits(x) == BitConverter.DoubleToInt64Bits(y) : BitConverter.DoubleToInt64Bits(y) == 0))
{
Console.WriteLine("AVX MaskLoad failed on double:");
foreach (var item in doubleTable.outArray)
{
Console.Write(item + ", ");
}
Console.WriteLine();
testResult = Fail;
}
}
using (TestTable<float, uint> floatTable = new TestTable<float, uint>(new float[4] { 1, -5, 100, 0 }, new uint[4] { uint.MaxValue, 0, 0, uint.MaxValue }, new float[4]))
{
Vector128<float> vf = Avx.MaskLoad((float*)(floatTable.inArrayPtr), Sse2.LoadVector128((uint*)(floatTable.maskArrayPtr)));
Unsafe.Write(floatTable.outArrayPtr, vf);
if (!floatTable.CheckResult((x, m, y) => m == uint.MaxValue ? BitConverter.SingleToInt32Bits(x) == BitConverter.SingleToInt32Bits(y) : BitConverter.SingleToInt32Bits(y) == 0))
{
Console.WriteLine("AVX MaskLoad failed on Vector128 float:");
foreach (var item in floatTable.outArray)
{
Console.Write(item + ", ");
}
Console.WriteLine();
testResult = Fail;
}
}
using (TestTable<double, ulong> doubleTable = new TestTable<double, ulong>(new double[2] { 1, -5}, new ulong[2] { 0, ulong.MaxValue}, new double[2]))
{
Vector128<double> vf = Avx.MaskLoad((double*)(doubleTable.inArrayPtr), Sse2.LoadVector128((ulong*)(doubleTable.maskArrayPtr)));
Unsafe.Write(doubleTable.outArrayPtr, vf);
if (!doubleTable.CheckResult((x, m, y) => m == ulong.MaxValue ? BitConverter.DoubleToInt64Bits(x) == BitConverter.DoubleToInt64Bits(y) : BitConverter.DoubleToInt64Bits(y) == 0))
{
Console.WriteLine("AVX MaskLoad failed on double:");
foreach (var item in doubleTable.outArray)
{
Console.Write(item + ", ");
}
Console.WriteLine();
testResult = Fail;
}
}
}
return testResult;
}
public unsafe struct TestTable<T, U> : IDisposable where T : struct
{
public T[] inArray;
public U[] maskArray;
public T[] outArray;
public void* inArrayPtr => inHandle.AddrOfPinnedObject().ToPointer();
public void* maskArrayPtr => maskHandle.AddrOfPinnedObject().ToPointer();
public void* outArrayPtr => outHandle.AddrOfPinnedObject().ToPointer();
GCHandle inHandle;
GCHandle maskHandle;
GCHandle outHandle;
public TestTable(T[] a, U[] mask, T[] b)
{
this.inArray = a;
this.maskArray = mask;
this.outArray = b;
inHandle = GCHandle.Alloc(inArray, GCHandleType.Pinned);
maskHandle = GCHandle.Alloc(maskArray, GCHandleType.Pinned);
outHandle = GCHandle.Alloc(outArray, GCHandleType.Pinned);
}
public bool CheckResult(Func<T, U, T, bool> check)
{
for (int i = 0; i < inArray.Length; i++)
{
if (!check(inArray[i], maskArray[i], outArray[i]))
{
return false;
}
}
return true;
}
public void Dispose()
{
inHandle.Free();
outHandle.Free();
}
}
}
}
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