// Licensed to the .NET Foundation under one or more agreements.

// The .NET Foundation licenses this file to you under the MIT license.

using System;

using Xunit;

namespace JitTest_ldfld_mul_unsigned_cs

{

public class Test

{

private ulong _op1,_op2;

private bool check(ulong product, bool overflow)

{

Console.Write("Multiplying {0} and {1}...", _op1, _op2);

try

{

if (unchecked(_op1 * _op2) != product)

return false;

Console.WriteLine();

return !overflow;

}

catch (OverflowException)

{

Console.WriteLine("overflow.");

return overflow;

}

}

[Fact]

[OuterLoop]

public static int TestEntryPoint()

{

Test app = new Test();

app._op1 = 0x00000000ffffffff;

app._op2 = 0x00000000ffffffff;

if (!app.check(0xfffffffe00000001, false))

goto fail;

app._op1 = 0x0000000100000000;

app._op2 = 0x00000000ffffffff;

if (!app.check(0xffffffff00000000, false))

goto fail;

app._op1 = 0x0000000100000000;

app._op2 = 0x0000000100000000;

if (!app.check(0x0000000000000000, false))

goto fail;

app._op1 = 0x7fffffffffffffff;

app._op2 = 0x0000000000000002;

if (!app.check(0xfffffffffffffffe, false))

goto fail;

app._op1 = 0x8000000000000000;

app._op2 = 0x0000000000000002;

if (!app.check(0x0000000000000000, false))

goto fail;

app._op1 = 0x0000000000100000;

app._op2 = 0x0000001000000000;

if (!app.check(0x0100000000000000, false))

goto fail;

Console.WriteLine("Test passed");

return 100;

fail:

Console.WriteLine("Test failed");

return 1;

}

}

}