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Ryujinx/Ryujinx.Tests/Cpu/CpuTest.cs
LDj3SNuD c106ae9944 Add Tbl_V Sse opt. with Tests. (#651) 
* Add v4, v5, v30, v31 required for Tbl_V Tests.

* Add Tests for Tbl_V.

* Add Tbl_V Sse opt..

* Nit.

* Small opt. on comparison constant vector.

* Nit.

* Add EmitLd/Stvectmp2/3.

* Nit.
2019-03-23 15:50:19 -03:00

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using ChocolArm64;
using ChocolArm64.Memory;
using ChocolArm64.State;
using ChocolArm64.Translation;
using NUnit.Framework;
using Ryujinx.Tests.Unicorn;
using System;
using System.Runtime.InteropServices;
using System.Runtime.Intrinsics;
using System.Runtime.Intrinsics.X86;
using System.Threading;
namespace Ryujinx.Tests.Cpu
{
[TestFixture]
public class CpuTest
{
protected long Position { get; private set; }
private long _size;
private long _entryPoint;
private IntPtr _ramPointer;
private MemoryManager _memory;
private CpuThread _thread;
private static bool _unicornAvailable;
private UnicornAArch64 _unicornEmu;
static CpuTest()
{
_unicornAvailable = UnicornAArch64.IsAvailable();
if (!_unicornAvailable)
{
Console.WriteLine("WARNING: Could not find Unicorn.");
}
}
[SetUp]
public void Setup()
{
Position = 0x1000;
_size = 0x1000;
_entryPoint = Position;
_ramPointer = Marshal.AllocHGlobal(new IntPtr(_size));
_memory = new MemoryManager(_ramPointer);
_memory.Map(Position, 0, _size);
Translator translator = new Translator(_memory);
_thread = new CpuThread(translator, _memory, _entryPoint);
if (_unicornAvailable)
{
_unicornEmu = new UnicornAArch64();
_unicornEmu.MemoryMap((ulong)Position, (ulong)_size, MemoryPermission.READ | MemoryPermission.EXEC);
_unicornEmu.PC = (ulong)_entryPoint;
}
}
[TearDown]
public void Teardown()
{
Marshal.FreeHGlobal(_ramPointer);
_memory = null;
_thread = null;
_unicornEmu = null;
}
protected void Reset()
{
Teardown();
Setup();
}
protected void Opcode(uint opcode)
{
_thread.Memory.WriteUInt32(Position, opcode);
if (_unicornAvailable)
{
_unicornEmu.MemoryWrite32((ulong)Position, opcode);
}
Position += 4;
}
protected void SetThreadState(ulong x0 = 0, ulong x1 = 0, ulong x2 = 0, ulong x3 = 0, ulong x31 = 0,
Vector128<float> v0 = default(Vector128<float>),
Vector128<float> v1 = default(Vector128<float>),
Vector128<float> v2 = default(Vector128<float>),
Vector128<float> v3 = default(Vector128<float>),
Vector128<float> v4 = default(Vector128<float>),
Vector128<float> v5 = default(Vector128<float>),
Vector128<float> v30 = default(Vector128<float>),
Vector128<float> v31 = default(Vector128<float>),
bool overflow = false, bool carry = false, bool zero = false, bool negative = false,
int fpcr = 0x0, int fpsr = 0x0)
{
_thread.ThreadState.X0 = x0;
_thread.ThreadState.X1 = x1;
_thread.ThreadState.X2 = x2;
_thread.ThreadState.X3 = x3;
_thread.ThreadState.X31 = x31;
_thread.ThreadState.V0 = v0;
_thread.ThreadState.V1 = v1;
_thread.ThreadState.V2 = v2;
_thread.ThreadState.V3 = v3;
_thread.ThreadState.V4 = v4;
_thread.ThreadState.V5 = v5;
_thread.ThreadState.V30 = v30;
_thread.ThreadState.V31 = v31;
_thread.ThreadState.Overflow = overflow;
_thread.ThreadState.Carry = carry;
_thread.ThreadState.Zero = zero;
_thread.ThreadState.Negative = negative;
_thread.ThreadState.Fpcr = fpcr;
_thread.ThreadState.Fpsr = fpsr;
if (_unicornAvailable)
{
_unicornEmu.X[0] = x0;
_unicornEmu.X[1] = x1;
_unicornEmu.X[2] = x2;
_unicornEmu.X[3] = x3;
_unicornEmu.SP = x31;
_unicornEmu.Q[0] = v0;
_unicornEmu.Q[1] = v1;
_unicornEmu.Q[2] = v2;
_unicornEmu.Q[3] = v3;
_unicornEmu.Q[4] = v4;
_unicornEmu.Q[5] = v5;
_unicornEmu.Q[30] = v30;
_unicornEmu.Q[31] = v31;
_unicornEmu.OverflowFlag = overflow;
_unicornEmu.CarryFlag = carry;
_unicornEmu.ZeroFlag = zero;
_unicornEmu.NegativeFlag = negative;
_unicornEmu.Fpcr = fpcr;
_unicornEmu.Fpsr = fpsr;
}
}
protected void ExecuteOpcodes()
{
using (ManualResetEvent wait = new ManualResetEvent(false))
{
_thread.ThreadState.Break += (sender, e) => _thread.StopExecution();
_thread.WorkFinished += (sender, e) => wait.Set();
_thread.Execute();
wait.WaitOne();
}
if (_unicornAvailable)
{
_unicornEmu.RunForCount((ulong)(Position - _entryPoint - 8) / 4);
}
}
protected CpuThreadState GetThreadState() => _thread.ThreadState;
protected CpuThreadState SingleOpcode(uint opcode,
ulong x0 = 0, ulong x1 = 0, ulong x2 = 0, ulong x3 = 0, ulong x31 = 0,
Vector128<float> v0 = default(Vector128<float>),
Vector128<float> v1 = default(Vector128<float>),
Vector128<float> v2 = default(Vector128<float>),
Vector128<float> v3 = default(Vector128<float>),
Vector128<float> v4 = default(Vector128<float>),
Vector128<float> v5 = default(Vector128<float>),
Vector128<float> v30 = default(Vector128<float>),
Vector128<float> v31 = default(Vector128<float>),
bool overflow = false, bool carry = false, bool zero = false, bool negative = false,
int fpcr = 0x0, int fpsr = 0x0)
{
Opcode(opcode);
Opcode(0xD4200000); // BRK #0
Opcode(0xD65F03C0); // RET
SetThreadState(x0, x1, x2, x3, x31, v0, v1, v2, v3, v4, v5, v30, v31, overflow, carry, zero, negative, fpcr, fpsr);
ExecuteOpcodes();
return GetThreadState();
}
/// <summary>Rounding Mode control field.</summary>
public enum RMode
{
/// <summary>Round to Nearest mode.</summary>
Rn,
/// <summary>Round towards Plus Infinity mode.</summary>
Rp,
/// <summary>Round towards Minus Infinity mode.</summary>
Rm,
/// <summary>Round towards Zero mode.</summary>
Rz
};
/// <summary>Floating-point Control Register.</summary>
protected enum Fpcr
{
/// <summary>Rounding Mode control field.</summary>
RMode = 22,
/// <summary>Flush-to-zero mode control bit.</summary>
Fz = 24,
/// <summary>Default NaN mode control bit.</summary>
Dn = 25,
/// <summary>Alternative half-precision control bit.</summary>
Ahp = 26
}
/// <summary>Floating-point Status Register.</summary>
[Flags] protected enum Fpsr
{
None = 0,
/// <summary>Invalid Operation cumulative floating-point exception bit.</summary>
Ioc = 1 << 0,
/// <summary>Divide by Zero cumulative floating-point exception bit.</summary>
Dzc = 1 << 1,
/// <summary>Overflow cumulative floating-point exception bit.</summary>
Ofc = 1 << 2,
/// <summary>Underflow cumulative floating-point exception bit.</summary>
Ufc = 1 << 3,
/// <summary>Inexact cumulative floating-point exception bit.</summary>
Ixc = 1 << 4,
/// <summary>Input Denormal cumulative floating-point exception bit.</summary>
Idc = 1 << 7,
/// <summary>Cumulative saturation bit.</summary>
Qc = 1 << 27
}
[Flags] protected enum FpSkips
{
None = 0,
IfNaNS = 1,
IfNaND = 2,
IfUnderflow = 4,
IfOverflow = 8
}
protected enum FpTolerances
{
None,
UpToOneUlpsS,
UpToOneUlpsD
}
protected void CompareAgainstUnicorn(
Fpsr fpsrMask = Fpsr.None,
FpSkips fpSkips = FpSkips.None,
FpTolerances fpTolerances = FpTolerances.None)
{
if (!_unicornAvailable)
{
return;
}
if (fpSkips != FpSkips.None)
{
ManageFpSkips(fpSkips);
}
Assert.That(_thread.ThreadState.X0, Is.EqualTo(_unicornEmu.X[0]));
Assert.That(_thread.ThreadState.X1, Is.EqualTo(_unicornEmu.X[1]));
Assert.That(_thread.ThreadState.X2, Is.EqualTo(_unicornEmu.X[2]));
Assert.That(_thread.ThreadState.X3, Is.EqualTo(_unicornEmu.X[3]));
Assert.That(_thread.ThreadState.X4, Is.EqualTo(_unicornEmu.X[4]));
Assert.That(_thread.ThreadState.X5, Is.EqualTo(_unicornEmu.X[5]));
Assert.That(_thread.ThreadState.X6, Is.EqualTo(_unicornEmu.X[6]));
Assert.That(_thread.ThreadState.X7, Is.EqualTo(_unicornEmu.X[7]));
Assert.That(_thread.ThreadState.X8, Is.EqualTo(_unicornEmu.X[8]));
Assert.That(_thread.ThreadState.X9, Is.EqualTo(_unicornEmu.X[9]));
Assert.That(_thread.ThreadState.X10, Is.EqualTo(_unicornEmu.X[10]));
Assert.That(_thread.ThreadState.X11, Is.EqualTo(_unicornEmu.X[11]));
Assert.That(_thread.ThreadState.X12, Is.EqualTo(_unicornEmu.X[12]));
Assert.That(_thread.ThreadState.X13, Is.EqualTo(_unicornEmu.X[13]));
Assert.That(_thread.ThreadState.X14, Is.EqualTo(_unicornEmu.X[14]));
Assert.That(_thread.ThreadState.X15, Is.EqualTo(_unicornEmu.X[15]));
Assert.That(_thread.ThreadState.X16, Is.EqualTo(_unicornEmu.X[16]));
Assert.That(_thread.ThreadState.X17, Is.EqualTo(_unicornEmu.X[17]));
Assert.That(_thread.ThreadState.X18, Is.EqualTo(_unicornEmu.X[18]));
Assert.That(_thread.ThreadState.X19, Is.EqualTo(_unicornEmu.X[19]));
Assert.That(_thread.ThreadState.X20, Is.EqualTo(_unicornEmu.X[20]));
Assert.That(_thread.ThreadState.X21, Is.EqualTo(_unicornEmu.X[21]));
Assert.That(_thread.ThreadState.X22, Is.EqualTo(_unicornEmu.X[22]));
Assert.That(_thread.ThreadState.X23, Is.EqualTo(_unicornEmu.X[23]));
Assert.That(_thread.ThreadState.X24, Is.EqualTo(_unicornEmu.X[24]));
Assert.That(_thread.ThreadState.X25, Is.EqualTo(_unicornEmu.X[25]));
Assert.That(_thread.ThreadState.X26, Is.EqualTo(_unicornEmu.X[26]));
Assert.That(_thread.ThreadState.X27, Is.EqualTo(_unicornEmu.X[27]));
Assert.That(_thread.ThreadState.X28, Is.EqualTo(_unicornEmu.X[28]));
Assert.That(_thread.ThreadState.X29, Is.EqualTo(_unicornEmu.X[29]));
Assert.That(_thread.ThreadState.X30, Is.EqualTo(_unicornEmu.X[30]));
Assert.That(_thread.ThreadState.X31, Is.EqualTo(_unicornEmu.SP));
if (fpTolerances == FpTolerances.None)
{
Assert.That(_thread.ThreadState.V0, Is.EqualTo(_unicornEmu.Q[0]));
}
else
{
ManageFpTolerances(fpTolerances);
}
Assert.That(_thread.ThreadState.V1, Is.EqualTo(_unicornEmu.Q[1]));
Assert.That(_thread.ThreadState.V2, Is.EqualTo(_unicornEmu.Q[2]));
Assert.That(_thread.ThreadState.V3, Is.EqualTo(_unicornEmu.Q[3]));
Assert.That(_thread.ThreadState.V4, Is.EqualTo(_unicornEmu.Q[4]));
Assert.That(_thread.ThreadState.V5, Is.EqualTo(_unicornEmu.Q[5]));
Assert.That(_thread.ThreadState.V6, Is.EqualTo(_unicornEmu.Q[6]));
Assert.That(_thread.ThreadState.V7, Is.EqualTo(_unicornEmu.Q[7]));
Assert.That(_thread.ThreadState.V8, Is.EqualTo(_unicornEmu.Q[8]));
Assert.That(_thread.ThreadState.V9, Is.EqualTo(_unicornEmu.Q[9]));
Assert.That(_thread.ThreadState.V10, Is.EqualTo(_unicornEmu.Q[10]));
Assert.That(_thread.ThreadState.V11, Is.EqualTo(_unicornEmu.Q[11]));
Assert.That(_thread.ThreadState.V12, Is.EqualTo(_unicornEmu.Q[12]));
Assert.That(_thread.ThreadState.V13, Is.EqualTo(_unicornEmu.Q[13]));
Assert.That(_thread.ThreadState.V14, Is.EqualTo(_unicornEmu.Q[14]));
Assert.That(_thread.ThreadState.V15, Is.EqualTo(_unicornEmu.Q[15]));
Assert.That(_thread.ThreadState.V16, Is.EqualTo(_unicornEmu.Q[16]));
Assert.That(_thread.ThreadState.V17, Is.EqualTo(_unicornEmu.Q[17]));
Assert.That(_thread.ThreadState.V18, Is.EqualTo(_unicornEmu.Q[18]));
Assert.That(_thread.ThreadState.V19, Is.EqualTo(_unicornEmu.Q[19]));
Assert.That(_thread.ThreadState.V20, Is.EqualTo(_unicornEmu.Q[20]));
Assert.That(_thread.ThreadState.V21, Is.EqualTo(_unicornEmu.Q[21]));
Assert.That(_thread.ThreadState.V22, Is.EqualTo(_unicornEmu.Q[22]));
Assert.That(_thread.ThreadState.V23, Is.EqualTo(_unicornEmu.Q[23]));
Assert.That(_thread.ThreadState.V24, Is.EqualTo(_unicornEmu.Q[24]));
Assert.That(_thread.ThreadState.V25, Is.EqualTo(_unicornEmu.Q[25]));
Assert.That(_thread.ThreadState.V26, Is.EqualTo(_unicornEmu.Q[26]));
Assert.That(_thread.ThreadState.V27, Is.EqualTo(_unicornEmu.Q[27]));
Assert.That(_thread.ThreadState.V28, Is.EqualTo(_unicornEmu.Q[28]));
Assert.That(_thread.ThreadState.V29, Is.EqualTo(_unicornEmu.Q[29]));
Assert.That(_thread.ThreadState.V30, Is.EqualTo(_unicornEmu.Q[30]));
Assert.That(_thread.ThreadState.V31, Is.EqualTo(_unicornEmu.Q[31]));
Assert.That(_thread.ThreadState.Fpcr, Is.EqualTo(_unicornEmu.Fpcr));
Assert.That(_thread.ThreadState.Fpsr & (int)fpsrMask, Is.EqualTo(_unicornEmu.Fpsr & (int)fpsrMask));
Assert.That(_thread.ThreadState.Overflow, Is.EqualTo(_unicornEmu.OverflowFlag));
Assert.That(_thread.ThreadState.Carry, Is.EqualTo(_unicornEmu.CarryFlag));
Assert.That(_thread.ThreadState.Zero, Is.EqualTo(_unicornEmu.ZeroFlag));
Assert.That(_thread.ThreadState.Negative, Is.EqualTo(_unicornEmu.NegativeFlag));
}
private void ManageFpSkips(FpSkips fpSkips)
{
if (fpSkips.HasFlag(FpSkips.IfNaNS))
{
if (float.IsNaN(VectorExtractSingle(_unicornEmu.Q[0], (byte)0)))
{
Assert.Ignore("NaN test.");
}
}
else if (fpSkips.HasFlag(FpSkips.IfNaND))
{
if (double.IsNaN(VectorExtractDouble(_unicornEmu.Q[0], (byte)0)))
{
Assert.Ignore("NaN test.");
}
}
if (fpSkips.HasFlag(FpSkips.IfUnderflow))
{
if ((_unicornEmu.Fpsr & (int)Fpsr.Ufc) != 0)
{
Assert.Ignore("Underflow test.");
}
}
if (fpSkips.HasFlag(FpSkips.IfOverflow))
{
if ((_unicornEmu.Fpsr & (int)Fpsr.Ofc) != 0)
{
Assert.Ignore("Overflow test.");
}
}
}
private void ManageFpTolerances(FpTolerances fpTolerances)
{
if (!Is.EqualTo(_unicornEmu.Q[0]).ApplyTo(_thread.ThreadState.V0).IsSuccess)
{
if (fpTolerances == FpTolerances.UpToOneUlpsS)
{
if (IsNormalOrSubnormalS(VectorExtractSingle(_unicornEmu.Q[0], (byte)0)) &&
IsNormalOrSubnormalS(VectorExtractSingle(_thread.ThreadState.V0, (byte)0)))
{
Assert.That (VectorExtractSingle(_thread.ThreadState.V0, (byte)0),
Is.EqualTo(VectorExtractSingle(_unicornEmu.Q[0], (byte)0)).Within(1).Ulps);
Assert.That (VectorExtractSingle(_thread.ThreadState.V0, (byte)1),
Is.EqualTo(VectorExtractSingle(_unicornEmu.Q[0], (byte)1)).Within(1).Ulps);
Assert.That (VectorExtractSingle(_thread.ThreadState.V0, (byte)2),
Is.EqualTo(VectorExtractSingle(_unicornEmu.Q[0], (byte)2)).Within(1).Ulps);
Assert.That (VectorExtractSingle(_thread.ThreadState.V0, (byte)3),
Is.EqualTo(VectorExtractSingle(_unicornEmu.Q[0], (byte)3)).Within(1).Ulps);
Console.WriteLine(fpTolerances);
}
else
{
Assert.That(_thread.ThreadState.V0, Is.EqualTo(_unicornEmu.Q[0]));
}
}
if (fpTolerances == FpTolerances.UpToOneUlpsD)
{
if (IsNormalOrSubnormalD(VectorExtractDouble(_unicornEmu.Q[0], (byte)0)) &&
IsNormalOrSubnormalD(VectorExtractDouble(_thread.ThreadState.V0, (byte)0)))
{
Assert.That (VectorExtractDouble(_thread.ThreadState.V0, (byte)0),
Is.EqualTo(VectorExtractDouble(_unicornEmu.Q[0], (byte)0)).Within(1).Ulps);
Assert.That (VectorExtractDouble(_thread.ThreadState.V0, (byte)1),
Is.EqualTo(VectorExtractDouble(_unicornEmu.Q[0], (byte)1)).Within(1).Ulps);
Console.WriteLine(fpTolerances);
}
else
{
Assert.That(_thread.ThreadState.V0, Is.EqualTo(_unicornEmu.Q[0]));
}
}
}
bool IsNormalOrSubnormalS(float f) => float.IsNormal(f) || float.IsSubnormal(f);
bool IsNormalOrSubnormalD(double d) => double.IsNormal(d) || double.IsSubnormal(d);
}
protected static Vector128<float> MakeVectorE0(double e0)
{
if (!Sse2.IsSupported)
{
throw new PlatformNotSupportedException();
}
return Sse.StaticCast<long, float>(Sse2.SetVector128(0, BitConverter.DoubleToInt64Bits(e0)));
}
protected static Vector128<float> MakeVectorE0E1(double e0, double e1)
{
if (!Sse2.IsSupported)
{
throw new PlatformNotSupportedException();
}
return Sse.StaticCast<long, float>(
Sse2.SetVector128(BitConverter.DoubleToInt64Bits(e1), BitConverter.DoubleToInt64Bits(e0)));
}
protected static Vector128<float> MakeVectorE1(double e1)
{
if (!Sse2.IsSupported)
{
throw new PlatformNotSupportedException();
}
return Sse.StaticCast<long, float>(Sse2.SetVector128(BitConverter.DoubleToInt64Bits(e1), 0));
}
protected static float VectorExtractSingle(Vector128<float> vector, byte index)
{
if (!Sse41.IsSupported)
{
throw new PlatformNotSupportedException();
}
int value = Sse41.Extract(Sse.StaticCast<float, int>(vector), index);
return BitConverter.Int32BitsToSingle(value);
}
protected static double VectorExtractDouble(Vector128<float> vector, byte index)
{
if (!Sse41.IsSupported)
{
throw new PlatformNotSupportedException();
}
long value = Sse41.Extract(Sse.StaticCast<float, long>(vector), index);
return BitConverter.Int64BitsToDouble(value);
}
protected static Vector128<float> MakeVectorE0(ulong e0)
{
if (!Sse2.IsSupported)
{
throw new PlatformNotSupportedException();
}
return Sse.StaticCast<ulong, float>(Sse2.SetVector128(0, e0));
}
protected static Vector128<float> MakeVectorE0E1(ulong e0, ulong e1)
{
if (!Sse2.IsSupported)
{
throw new PlatformNotSupportedException();
}
return Sse.StaticCast<ulong, float>(Sse2.SetVector128(e1, e0));
}
protected static Vector128<float> MakeVectorE1(ulong e1)
{
if (!Sse2.IsSupported)
{
throw new PlatformNotSupportedException();
}
return Sse.StaticCast<ulong, float>(Sse2.SetVector128(e1, 0));
}
protected static ulong GetVectorE0(Vector128<float> vector)
{
if (!Sse41.IsSupported)
{
throw new PlatformNotSupportedException();
}
return Sse41.Extract(Sse.StaticCast<float, ulong>(vector), (byte)0);
}
protected static ulong GetVectorE1(Vector128<float> vector)
{
if (!Sse41.IsSupported)
{
throw new PlatformNotSupportedException();
}
return Sse41.Extract(Sse.StaticCast<float, ulong>(vector), (byte)1);
}
protected static ushort GenNormalH()
{
uint rnd;
do rnd = TestContext.CurrentContext.Random.NextUShort();
while (( rnd & 0x7C00u) == 0u ||
(~rnd & 0x7C00u) == 0u);
return (ushort)rnd;
}
protected static ushort GenSubnormalH()
{
uint rnd;
do rnd = TestContext.CurrentContext.Random.NextUShort();
while ((rnd & 0x03FFu) == 0u);
return (ushort)(rnd & 0x83FFu);
}
protected static uint GenNormalS()
{
uint rnd;
do rnd = TestContext.CurrentContext.Random.NextUInt();
while (( rnd & 0x7F800000u) == 0u ||
(~rnd & 0x7F800000u) == 0u);
return rnd;
}
protected static uint GenSubnormalS()
{
uint rnd;
do rnd = TestContext.CurrentContext.Random.NextUInt();
while ((rnd & 0x007FFFFFu) == 0u);
return rnd & 0x807FFFFFu;
}
protected static ulong GenNormalD()
{
ulong rnd;
do rnd = TestContext.CurrentContext.Random.NextULong();
while (( rnd & 0x7FF0000000000000ul) == 0ul ||
(~rnd & 0x7FF0000000000000ul) == 0ul);
return rnd;
}
protected static ulong GenSubnormalD()
{
ulong rnd;
do rnd = TestContext.CurrentContext.Random.NextULong();
while ((rnd & 0x000FFFFFFFFFFFFFul) == 0ul);
return rnd & 0x800FFFFFFFFFFFFFul;
}
}
}
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