Ryujinx/Ryujinx.Tests/Cpu/CpuTestSimdCvt.cs
Merry 326777ca4a Ryujinx.Tests: Add unicorn to test framework (#389)
* Ryujinx.Tests: Add unicorn to test framework

* CpuTestSimdArithmetic: Comment out inaccurate results
2018-09-01 11:24:05 -03:00

41 lines
1.8 KiB
C#

using ChocolArm64.State;
using NUnit.Framework;
using System.Runtime.Intrinsics;
using System.Runtime.Intrinsics.X86;
namespace Ryujinx.Tests.Cpu
{
public class CpuTestSimdCvt : CpuTest
{
[TestCase((ushort)0x0000, 0x00000000u)] // Positive Zero
[TestCase((ushort)0x8000, 0x80000000u)] // Negative Zero
[TestCase((ushort)0x3E00, 0x3FC00000u)] // +1.5
[TestCase((ushort)0xBE00, 0xBFC00000u)] // -1.5
[TestCase((ushort)0xFFFF, 0xFFFFE000u)] // -QNaN
[TestCase((ushort)0x7C00, 0x7F800000u)] // +Inf
[TestCase((ushort)0x3C00, 0x3F800000u)] // 1.0
[TestCase((ushort)0x3C01, 0x3F802000u)] // 1.0009765625
[TestCase((ushort)0xC000, 0xC0000000u)] // -2.0
[TestCase((ushort)0x7BFF, 0x477FE000u)] // 65504.0 (Largest Normal)
[TestCase((ushort)0x03FF, 0x387FC000u)] // 0.00006097555 (Largest Subnormal)
[TestCase((ushort)0x0001, 0x33800000u)] // 5.96046448e-8 (Smallest Subnormal)
public void Fcvtl_V_f16(ushort Value, uint Result)
{
uint Opcode = 0x0E217801;
Vector128<float> V0 = Sse.StaticCast<ushort, float>(Sse2.SetAllVector128(Value));
AThreadState ThreadState = SingleOpcode(Opcode, V0: V0);
Assert.Multiple(() =>
{
Assert.That(Sse41.Extract(Sse.StaticCast<float, uint>(ThreadState.V1), (byte)0), Is.EqualTo(Result));
Assert.That(Sse41.Extract(Sse.StaticCast<float, uint>(ThreadState.V1), (byte)1), Is.EqualTo(Result));
Assert.That(Sse41.Extract(Sse.StaticCast<float, uint>(ThreadState.V1), (byte)2), Is.EqualTo(Result));
Assert.That(Sse41.Extract(Sse.StaticCast<float, uint>(ThreadState.V1), (byte)3), Is.EqualTo(Result));
});
CompareAgainstUnicorn();
}
}
}