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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 (Sse.IsSupported)
{
try
{
using (TestTable<float> floatTable = new TestTable<float>(new float[4] { 1, -5, 100, 0 }))
{
var vf1 = Unsafe.Read<Vector128<float>>(floatTable.inArrayPtr);
var l2 = Sse.ConvertToInt64(vf1);
if (l2 != ((long)floatTable.inArray[0]))
{
Console.WriteLine("SSE ConvertToInt64 failed on float:");
Console.WriteLine(l2);
testResult = Fail;
}
}
}
catch (PlatformNotSupportedException)
{
if (Environment.Is64BitProcess)
{
testResult = Fail;
}
}
}
return testResult;
}
public unsafe struct TestTable<T> : IDisposable where T : struct
{
public T[] inArray;
public void* inArrayPtr => inHandle.AddrOfPinnedObject().ToPointer();
GCHandle inHandle;
public TestTable(T[] a)
{
this.inArray = a;
inHandle = GCHandle.Alloc(inArray, GCHandleType.Pinned);
}
public void Dispose()
{
inHandle.Free();
}
}
}
}
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