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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.Reflection;
using System.Runtime.Intrinsics.X86;
namespace IntelHardwareIntrinsicTest
{
class Program
{
const int Pass = 100;
const int Fail = 0;
static int Main(string[] args)
{
ulong s1l = 0, s2l = 0, resl;
int testResult = Pass;
if (Sse42.X64.IsSupported)
{
for (int i = 0; i < longCrcTable.Length; i++)
{
s1l = longCrcTable[i].s1;
s2l = longCrcTable[i].s2;
resl = Sse42.X64.Crc32(s1l, s2l);
if (resl != longCrcTable[i].res)
{
Console.WriteLine("{0}: Inputs: 0x{1,16:x}, 0x{2,16:x} Expected: 0x{3,16:x} actual: 0x{4,16:x}",
i, s1l, s2l, longCrcTable[i].res, resl);
testResult = Fail;
}
resl = Convert.ToUInt64(typeof(Sse42.X64).GetMethod(nameof(Sse42.X64.Crc32), new Type[] { s1l.GetType(), s2l.GetType() }).Invoke(null, new object[] { s1l, s2l }));
if (resl != longCrcTable[i].res)
{
Console.WriteLine("{0}: Inputs: 0x{1,16:x}, 0x{2,16:x} Expected: 0x{3,16:x} actual: 0x{4,16:x} - Reflection",
i, s1l, s2l, longCrcTable[i].res, resl);
testResult = Fail;
}
}
}
else
{
try
{
resl = Sse42.X64.Crc32(s1l, s2l);
Console.WriteLine("Intrinsic Sse42.X64.Crc32 is called on non-supported hardware.");
Console.WriteLine("Sse42.IsSupported " + Sse42.IsSupported);
Console.WriteLine("Environment.Is64BitProcess " + Environment.Is64BitProcess);
testResult = Fail;
}
catch (PlatformNotSupportedException)
{
}
try
{
resl = Convert.ToUInt64(typeof(Sse42.X64).GetMethod(nameof(Sse42.X64.Crc32), new Type[] { s1l.GetType(), s2l.GetType() }).Invoke(null, new object[] { s1l, s2l }));
Console.WriteLine("Intrinsic Sse42.X64.Crc32 is called via reflection on non-supported hardware.");
Console.WriteLine("Sse42.IsSupported " + Sse42.IsSupported);
Console.WriteLine("Environment.Is64BitProcess " + Environment.Is64BitProcess);
testResult = Fail;
}
catch (TargetInvocationException e) when (e.InnerException is PlatformNotSupportedException)
{
}
}
return testResult;
}
public struct Crc<T, U> where T : struct where U : struct
{
public T s1;
public U s2;
public T res;
public Crc(T a, U b, T c)
{
this.s1 = a;
this.s2 = b;
this.res = c;
}
}
public static Crc<ulong, ulong>[] longCrcTable = {
new Crc<ulong, ulong>(0x0000000000000000UL, 0x0000000000000000UL, 0x0000000000000000UL),
new Crc<ulong, ulong>(0x0000000000000000UL, 0x0000000000000001UL, 0x00000000493c7d27UL),
new Crc<ulong, ulong>(0x0000000000000001UL, 0x0000000000000000UL, 0x00000000493c7d27UL),
new Crc<ulong, ulong>(0x0000000000000001UL, 0x0000000000000001UL, 0x0000000000000000UL),
new Crc<ulong, ulong>(0x0000000000000000UL, 0xffffffffffffffffUL, 0x00000000c44ff94dUL),
new Crc<ulong, ulong>(0xffffffffffffffffUL, 0x0000000000000000UL, 0x0000000073d74d75UL),
new Crc<ulong, ulong>(0xffffffffffffffffUL, 0xffffffffffffffffUL, 0x00000000b798b438UL),
new Crc<ulong, ulong>(0x0000000000000001UL, 0xffffffffffffffffUL, 0x000000008d73846aUL),
new Crc<ulong, ulong>(0xffffffffffffffffUL, 0x0000000000000001UL, 0x000000003aeb3052UL),
new Crc<ulong, ulong>(0xfffffffffffe1f0dUL, 0x00000000f5c1ddb3UL, 0x000000000504c066UL),
new Crc<ulong, ulong>(0x0000000000000005UL, 0x000000bce1263cffUL, 0x000000004ab954daUL),
new Crc<ulong, ulong>(0x0000000000000463UL, 0xffffffffff840d0dUL, 0x00000000797d59f3UL),
new Crc<ulong, ulong>(0x00000000000f423fUL, 0x000000000001e0f3UL, 0x000000005c6b8093UL)
};
}
}
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