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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.Intrinsics;
using System.Runtime.Intrinsics.X86;
namespace IntelHardwareIntrinsicTest
{
internal static partial class Program
{
const int Pass = 100;
const int Fail = 0;
internal static unsafe int Main(string[] args)
{
int testResult = Pass;
int testsCount = 21;
string methodUnderTestName = nameof(Sse2.MultiplyLow);
if (Sse2.IsSupported)
{
using (var shortTable = TestTableSse2<short>.Create(testsCount))
{
for (int i = 0; i < testsCount; i++)
{
(Vector128<short>, Vector128<short>, Vector128<short>) value = shortTable[i];
Vector128<short> result = Sse2.MultiplyLow(value.Item1, value.Item2);
shortTable.SetOutArray(result);
}
CheckMethod<short> checkInt16 = (short x, short y, short z, ref short a) =>
{
int tmp = (((int)x * (int)y) & 0x0000ffff);
a = unchecked((short)tmp);
return a == z;
};
if (!shortTable.CheckResult(checkInt16))
{
PrintError(shortTable, methodUnderTestName, "(short x, short y, int z, ref int a) => (a = (int)x * y >> 16 | sign) == z", checkInt16);
testResult = Fail;
}
}
}
else
{
Console.WriteLine($"Sse2.IsSupported: {Sse2.IsSupported}, skipped tests of {typeof(Sse2)}.{methodUnderTestName}");
}
return testResult;
}
}
}
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