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CPU: This PR fixes Fpscr, among other things. (#1433)

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* CPU: This PR fixes Fpscr, among other things.

* Add Fpscr.Qc = 1 if sat. for Vqrshrn & Vqrshrun.

* Fix Vcmp & Vcmpe opcode table.

* Revert "Fix Vcmp & Vcmpe opcode table."

This reverts commit c117d9410d.

* Address PR feedbacks.
This commit is contained in:
LDj3SNuD 2020-08-08 17:18:51 +02:00 committed by GitHub
parent 8d59ad88b4
commit e36e97c64d
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GPG Key ID: 4AEE18F83AFDEB23
19 changed files with 342 additions and 178 deletions
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2
ARMeilleure/Instructions/InstEmitFlowHelper.cs
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@ -242,7 +242,7 @@ namespace ARMeilleure.Instructions
private static void EmitNativeCallWithGuestAddress(ArmEmitterContext context, Operand funcAddr, Operand guestAddress, bool isJump)
{
Operand nativeContextPtr = context.LoadArgument(OperandType.I64, 0);
context.Store(context.Add(nativeContextPtr, Const(NativeContext.GetCallAddressOffset())), guestAddress);
context.Store(context.Add(nativeContextPtr, Const((long)NativeContext.GetCallAddressOffset())), guestAddress);
EmitNativeCall(context, nativeContextPtr, funcAddr, isJump);
}

18
ARMeilleure/Instructions/InstEmitSimdCmp.cs
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@ -538,9 +538,12 @@ namespace ARMeilleure.Instructions
context.BranchIfFalse(lblNaN, isOrdered);
Operand cf = context.AddIntrinsicInt(Intrinsic.X86Comissge, n, m);
Operand zf = context.AddIntrinsicInt(Intrinsic.X86Comisseq, n, m);
Operand nf = context.AddIntrinsicInt(Intrinsic.X86Comisslt, n, m);
Operand nCopy = context.Copy(n);
Operand mCopy = cmpWithZero ? context.VectorZero() : context.Copy(m);
Operand cf = context.AddIntrinsicInt(Intrinsic.X86Comissge, nCopy, mCopy);
Operand zf = context.AddIntrinsicInt(Intrinsic.X86Comisseq, nCopy, mCopy);
Operand nf = context.AddIntrinsicInt(Intrinsic.X86Comisslt, nCopy, mCopy);
SetFlag(context, PState.VFlag, Const(0));
SetFlag(context, PState.CFlag, cf);
@ -555,9 +558,12 @@ namespace ARMeilleure.Instructions
context.BranchIfFalse(lblNaN, isOrdered);
Operand cf = context.AddIntrinsicInt(Intrinsic.X86Comisdge, n, m);
Operand zf = context.AddIntrinsicInt(Intrinsic.X86Comisdeq, n, m);
Operand nf = context.AddIntrinsicInt(Intrinsic.X86Comisdlt, n, m);
Operand nCopy = context.Copy(n);
Operand mCopy = cmpWithZero ? context.VectorZero() : context.Copy(m);
Operand cf = context.AddIntrinsicInt(Intrinsic.X86Comisdge, nCopy, mCopy);
Operand zf = context.AddIntrinsicInt(Intrinsic.X86Comisdeq, nCopy, mCopy);
Operand nf = context.AddIntrinsicInt(Intrinsic.X86Comisdlt, nCopy, mCopy);
SetFlag(context, PState.VFlag, Const(0));
SetFlag(context, PState.CFlag, cf);

27
ARMeilleure/Instructions/InstEmitSimdCmp32.cs
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@ -307,7 +307,10 @@ namespace ARMeilleure.Instructions
Operand zf = context.AddIntrinsicInt(Intrinsic.X86Comisseq, n, m);
Operand nf = context.AddIntrinsicInt(Intrinsic.X86Comisslt, n, m);
EmitSetFPSCRFlags(context, nf, zf, cf, Const(0));
SetFpFlag(context, FPState.VFlag, Const(0));
SetFpFlag(context, FPState.CFlag, cf);
SetFpFlag(context, FPState.ZFlag, zf);
SetFpFlag(context, FPState.NFlag, nf);
}
else
{
@ -321,14 +324,20 @@ namespace ARMeilleure.Instructions
Operand zf = context.AddIntrinsicInt(Intrinsic.X86Comisdeq, n, m);
Operand nf = context.AddIntrinsicInt(Intrinsic.X86Comisdlt, n, m);
EmitSetFPSCRFlags(context, nf, zf, cf, Const(0));
SetFpFlag(context, FPState.VFlag, Const(0));
SetFpFlag(context, FPState.CFlag, cf);
SetFpFlag(context, FPState.ZFlag, zf);
SetFpFlag(context, FPState.NFlag, nf);
}
context.Branch(lblEnd);
context.MarkLabel(lblNaN);
EmitSetFPSCRFlags(context, Const(3));
SetFpFlag(context, FPState.VFlag, Const(1));
SetFpFlag(context, FPState.CFlag, Const(1));
SetFpFlag(context, FPState.ZFlag, Const(0));
SetFpFlag(context, FPState.NFlag, Const(0));
context.MarkLabel(lblEnd);
}
@ -354,11 +363,11 @@ namespace ARMeilleure.Instructions
Operand nzcv = context.Call(info, ne, me, Const(signalNaNs));
EmitSetFPSCRFlags(context, nzcv);
EmitSetFpscrNzcv(context, nzcv);
}
}
private static void EmitSetFPSCRFlags(ArmEmitterContext context, Operand nzcv)
private static void EmitSetFpscrNzcv(ArmEmitterContext context, Operand nzcv)
{
Operand Extract(Operand value, int bit)
{
@ -378,14 +387,6 @@ namespace ARMeilleure.Instructions
SetFpFlag(context, FPState.NFlag, Extract(nzcv, 3));
}
private static void EmitSetFPSCRFlags(ArmEmitterContext context, Operand n, Operand z, Operand c, Operand v)
{
SetFpFlag(context, FPState.VFlag, v);
SetFpFlag(context, FPState.CFlag, c);
SetFpFlag(context, FPState.ZFlag, z);
SetFpFlag(context, FPState.NFlag, n);
}
private static void EmitSse2OrAvxCmpOpF32(ArmEmitterContext context, CmpCondition cond, bool zero)
{
OpCode32Simd op = (OpCode32Simd)context.CurrOp;

2
ARMeilleure/Instructions/InstEmitSimdShift32.cs
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@ -289,7 +289,7 @@ namespace ARMeilleure.Instructions
context.BranchIfFalse(lblNoSat, context.BitwiseOr(gt, lt));
// TODO: Set QC (to 1) on FPSCR here.
context.Call(typeof(NativeInterface).GetMethod(nameof(NativeInterface.SetFpsrQc)));
context.MarkLabel(lblNoSat);

54
ARMeilleure/Instructions/InstEmitSystem32.cs
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@ -186,14 +186,12 @@ namespace ARMeilleure.Instructions
return;
}
MethodInfo info;
switch (op.Sreg)
{
case 0b0000: // FPSID
throw new NotImplementedException("Supervisor Only");
case 0b0001: // FPSCR
info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetFpscr)); break;
EmitGetFpscr(context); return;
case 0b0101: // MVFR2
throw new NotImplementedException("MVFR2");
case 0b0110: // MVFR1
@ -205,22 +203,18 @@ namespace ARMeilleure.Instructions
default:
throw new NotImplementedException($"Unknown VMRS 0x{op.RawOpCode:X8} at 0x{op.Address:X16}.");
}
SetIntA32(context, op.Rt, context.Call(info));
}
public static void Vmsr(ArmEmitterContext context)
{
OpCode32SimdSpecial op = (OpCode32SimdSpecial)context.CurrOp;
MethodInfo info;
switch (op.Sreg)
{
case 0b0000: // FPSID
throw new NotImplementedException("Supervisor Only");
case 0b0001: // FPSCR
info = typeof(NativeInterface).GetMethod(nameof(NativeInterface.SetFpscr)); break;
EmitSetFpscr(context); return;
case 0b0101: // MVFR2
throw new NotImplementedException("MVFR2");
case 0b0110: // MVFR1
@ -232,8 +226,6 @@ namespace ARMeilleure.Instructions
default:
throw new NotImplementedException($"Unknown VMSR 0x{op.RawOpCode:X8} at 0x{op.Address:X16}.");
}
context.Call(info, GetIntA32(context, op.Rt));
}
private static void EmitSetNzcv(ArmEmitterContext context, Operand t)
@ -255,5 +247,47 @@ namespace ARMeilleure.Instructions
SetFlag(context, PState.ZFlag, z);
SetFlag(context, PState.NFlag, n);
}
private static void EmitGetFpscr(ArmEmitterContext context)
{
OpCode32SimdSpecial op = (OpCode32SimdSpecial)context.CurrOp;
Operand vSh = context.ShiftLeft(GetFpFlag(FPState.VFlag), Const((int)FPState.VFlag));
Operand cSh = context.ShiftLeft(GetFpFlag(FPState.CFlag), Const((int)FPState.CFlag));
Operand zSh = context.ShiftLeft(GetFpFlag(FPState.ZFlag), Const((int)FPState.ZFlag));
Operand nSh = context.ShiftLeft(GetFpFlag(FPState.NFlag), Const((int)FPState.NFlag));
Operand nzcvSh = context.BitwiseOr(context.BitwiseOr(nSh, zSh), context.BitwiseOr(cSh, vSh));
Operand fpscr = context.Call(typeof(NativeInterface).GetMethod(nameof(NativeInterface.GetFpscr)));
SetIntA32(context, op.Rt, context.BitwiseOr(nzcvSh, fpscr));
}
private static void EmitSetFpscr(ArmEmitterContext context)
{
OpCode32SimdSpecial op = (OpCode32SimdSpecial)context.CurrOp;
Operand t = GetIntA32(context, op.Rt);
Operand v = context.ShiftRightUI(t, Const((int)FPState.VFlag));
v = context.BitwiseAnd(v, Const(1));
Operand c = context.ShiftRightUI(t, Const((int)FPState.CFlag));
c = context.BitwiseAnd(c, Const(1));
Operand z = context.ShiftRightUI(t, Const((int)FPState.ZFlag));
z = context.BitwiseAnd(z, Const(1));
Operand n = context.ShiftRightUI(t, Const((int)FPState.NFlag));
n = context.BitwiseAnd(n, Const(1));
SetFpFlag(context, FPState.VFlag, v);
SetFpFlag(context, FPState.CFlag, c);
SetFpFlag(context, FPState.ZFlag, z);
SetFpFlag(context, FPState.NFlag, n);
context.Call(typeof(NativeInterface).GetMethod(nameof(NativeInterface.SetFpscr)), t);
}
}
}

26
ARMeilleure/Instructions/NativeInterface.cs
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@ -87,14 +87,8 @@ namespace ARMeilleure.Instructions
{
var context = GetContext();
uint result = (uint)(context.Fpsr & FPSR.A32Mask) | (uint)(context.Fpcr & FPCR.A32Mask);
result |= context.GetFPstateFlag(FPState.NFlag) ? (1u << 31) : 0;
result |= context.GetFPstateFlag(FPState.ZFlag) ? (1u << 30) : 0;
result |= context.GetFPstateFlag(FPState.CFlag) ? (1u << 29) : 0;
result |= context.GetFPstateFlag(FPState.VFlag) ? (1u << 28) : 0;
return result;
return (uint)(context.Fpsr & FPSR.A32Mask & ~FPSR.Nzcv) |
(uint)(context.Fpcr & FPCR.A32Mask);
}
public static ulong GetTpidrEl0()
@ -142,17 +136,17 @@ namespace ARMeilleure.Instructions
GetContext().Fpsr = (FPSR)value;
}
public static void SetFpscr(uint value)
public static void SetFpsrQc()
{
GetContext().Fpsr |= FPSR.Qc;
}
public static void SetFpscr(uint fpscr)
{
var context = GetContext();
context.SetFPstateFlag(FPState.NFlag, (value & (1u << 31)) != 0);
context.SetFPstateFlag(FPState.ZFlag, (value & (1u << 30)) != 0);
context.SetFPstateFlag(FPState.CFlag, (value & (1u << 29)) != 0);
context.SetFPstateFlag(FPState.VFlag, (value & (1u << 28)) != 0);
context.Fpsr = FPSR.A32Mask & (FPSR)value;
context.Fpcr = FPCR.A32Mask & (FPCR)value;
context.Fpsr = FPSR.A32Mask & (FPSR)fpscr;
context.Fpcr = FPCR.A32Mask & (FPCR)fpscr;
}
public static void SetTpidrEl0(ulong value)

10
ARMeilleure/State/FPCR.cs
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@ -5,12 +5,12 @@ namespace ARMeilleure.State
[Flags]
public enum FPCR : uint
{
Ufe = 1 << 11,
Fz = 1 << 24,
Dn = 1 << 25,
Ahp = 1 << 26,
Ufe = 1u << 11,
Fz = 1u << 24,
Dn = 1u << 25,
Ahp = 1u << 26,
A32Mask = 0x07ffff00
A32Mask = 0x07FF9F00u
}
public static class FPCRExtensions

8
ARMeilleure/State/FPSR.cs
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@ -5,9 +5,11 @@ namespace ARMeilleure.State
[Flags]
public enum FPSR : uint
{
Ufc = 1 << 3,
Qc = 1 << 27,
Ufc = 1u << 3,
Qc = 1u << 27,
A32Mask = 0xf800000f
Nzcv = (1u << 31) | (1u << 30) | (1u << 29) | (1u << 28),
A32Mask = 0xF800009Fu
}
}

7
ARMeilleure/State/FPState.cs
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@ -1,10 +1,5 @@
using System;
using System.Collections.Generic;
using System.Text;
namespace ARMeilleure.State
namespace ARMeilleure.State
{
[Flags]
public enum FPState
{
VFlag = 28,

3
ARMeilleure/State/PState.cs
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@ -1,8 +1,5 @@
using System;
namespace ARMeilleure.State
{
[Flags]
public enum PState
{
TFlag = 5,

1
ARMeilleure/Translation/Delegates.cs
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@ -126,6 +126,7 @@ namespace ARMeilleure.Translation
SetDelegateInfo(typeof(NativeInterface).GetMethod(nameof(NativeInterface.SetFpcr)));
SetDelegateInfo(typeof(NativeInterface).GetMethod(nameof(NativeInterface.SetFpscr))); // A32 only.
SetDelegateInfo(typeof(NativeInterface).GetMethod(nameof(NativeInterface.SetFpsr)));
SetDelegateInfo(typeof(NativeInterface).GetMethod(nameof(NativeInterface.SetFpsrQc))); // A32 only.
SetDelegateInfo(typeof(NativeInterface).GetMethod(nameof(NativeInterface.SetTpidrEl0)));
SetDelegateInfo(typeof(NativeInterface).GetMethod(nameof(NativeInterface.SetTpidrEl032))); // A32 only.
SetDelegateInfo(typeof(NativeInterface).GetMethod(nameof(NativeInterface.SupervisorCall)));

9
Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs
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@ -9,7 +9,6 @@ using Ryujinx.HLE.HOS.Kernel.Memory;
using Ryujinx.HLE.HOS.Kernel.Process;
using Ryujinx.HLE.HOS.Kernel.Threading;
using System;
using System.Collections.Generic;
using System.Threading;
namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
@ -2131,10 +2130,10 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
private static int GetPsr(ARMeilleure.State.ExecutionContext context)
{
return (context.GetPstateFlag(ARMeilleure.State.PState.NFlag) ? (1 << 31) : 0) |
(context.GetPstateFlag(ARMeilleure.State.PState.ZFlag) ? (1 << 30) : 0) |
(context.GetPstateFlag(ARMeilleure.State.PState.CFlag) ? (1 << 29) : 0) |
(context.GetPstateFlag(ARMeilleure.State.PState.VFlag) ? (1 << 28) : 0);
return (context.GetPstateFlag(ARMeilleure.State.PState.NFlag) ? (1 << (int)ARMeilleure.State.PState.NFlag) : 0) |
(context.GetPstateFlag(ARMeilleure.State.PState.ZFlag) ? (1 << (int)ARMeilleure.State.PState.ZFlag) : 0) |
(context.GetPstateFlag(ARMeilleure.State.PState.CFlag) ? (1 << (int)ARMeilleure.State.PState.CFlag) : 0) |
(context.GetPstateFlag(ARMeilleure.State.PState.VFlag) ? (1 << (int)ARMeilleure.State.PState.VFlag) : 0);
}
// Thread synchronization

BIN
Ryujinx.Tests.Unicorn/libs/windows/unicorn.dll
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11
Ryujinx.Tests/Cpu/CpuTest.cs
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@ -125,7 +125,6 @@ namespace Ryujinx.Tests.Cpu
_context.SetX(1, x1);
_context.SetX(2, x2);
_context.SetX(3, x3);
_context.SetX(31, x31);
_context.SetV(0, v0);
@ -151,7 +150,6 @@ namespace Ryujinx.Tests.Cpu
_unicornEmu.X[1] = x1;
_unicornEmu.X[2] = x2;
_unicornEmu.X[3] = x3;
_unicornEmu.SP = x31;
_unicornEmu.Q[0] = V128ToSimdValue(v0);
@ -207,7 +205,7 @@ namespace Ryujinx.Tests.Cpu
{
if (Ignore_FpcrFz_FpcrDn)
{
fpcr &= ~((int)FPCR.Fz | (int)FPCR.Dn);
fpcr &= ~((1 << (int)Fpcr.Fz) | (1 << (int)Fpcr.Dn));
}
Opcode(opcode);
@ -360,7 +358,6 @@ namespace Ryujinx.Tests.Cpu
Assert.That(_context.GetX(28), Is.EqualTo(_unicornEmu.X[28]));
Assert.That(_context.GetX(29), Is.EqualTo(_unicornEmu.X[29]));
Assert.That(_context.GetX(30), Is.EqualTo(_unicornEmu.X[30]));
Assert.That(_context.GetX(31), Is.EqualTo(_unicornEmu.SP), "X31");
if (fpTolerances == FpTolerances.None)
@ -403,9 +400,6 @@ namespace Ryujinx.Tests.Cpu
Assert.That(V128ToSimdValue(_context.GetV(30)), Is.EqualTo(_unicornEmu.Q[30]), "V30");
Assert.That(V128ToSimdValue(_context.GetV(31)), Is.EqualTo(_unicornEmu.Q[31]), "V31");
Assert.That((int)_context.Fpcr, Is.EqualTo(_unicornEmu.Fpcr), "Fpcr");
Assert.That((int)_context.Fpsr & (int)fpsrMask, Is.EqualTo(_unicornEmu.Fpsr & (int)fpsrMask), "Fpsr");
Assert.Multiple(() =>
{
Assert.That(_context.GetPstateFlag(PState.VFlag), Is.EqualTo(_unicornEmu.OverflowFlag), "VFlag");
@ -414,6 +408,9 @@ namespace Ryujinx.Tests.Cpu
Assert.That(_context.GetPstateFlag(PState.NFlag), Is.EqualTo(_unicornEmu.NegativeFlag), "NFlag");
});
Assert.That((int)_context.Fpcr, Is.EqualTo(_unicornEmu.Fpcr), "Fpcr");
Assert.That((int)_context.Fpsr & (int)fpsrMask, Is.EqualTo(_unicornEmu.Fpsr & (int)fpsrMask), "Fpsr");
if (_usingMemory)
{
byte[] mem = _memory.GetSpan(DataBaseAddress, (int)Size).ToArray();

160
Ryujinx.Tests/Cpu/CpuTest32.cs
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@ -12,10 +12,11 @@ namespace Ryujinx.Tests.Cpu
[TestFixture]
public class CpuTest32
{
private uint _currAddress;
private ulong _size;
protected const uint Size = 0x1000;
protected const uint CodeBaseAddress = 0x1000;
protected const uint DataBaseAddress = CodeBaseAddress + Size;
private uint _entryPoint;
private uint _currAddress;
private MemoryBlock _ram;
@ -28,7 +29,7 @@ namespace Ryujinx.Tests.Cpu
private static bool _unicornAvailable;
private UnicornAArch32 _unicornEmu;
private bool usingMemory;
private bool _usingMemory;
static CpuTest32()
{
@ -43,14 +44,11 @@ namespace Ryujinx.Tests.Cpu
[SetUp]
public void Setup()
{
_currAddress = 0x1000;
_size = 0x1000;
_currAddress = CodeBaseAddress;
_entryPoint = _currAddress;
_ram = new MemoryBlock(_size * 2);
_memory = new MemoryManager(_ram, 1UL << 16);
_memory.Map(_currAddress, 0, _size * 2);
_ram = new MemoryBlock(Size * 2);
_memory = new MemoryManager(_ram, 1ul << 16);
_memory.Map(CodeBaseAddress, 0, Size * 2);
_context = CpuContext.CreateExecutionContext();
_context.IsAarch32 = true;
@ -60,9 +58,9 @@ namespace Ryujinx.Tests.Cpu
if (_unicornAvailable)
{
_unicornEmu = new UnicornAArch32();
_unicornEmu.MemoryMap(_currAddress, _size, MemoryPermission.READ | MemoryPermission.EXEC);
_unicornEmu.MemoryMap(_currAddress + _size, _size, MemoryPermission.READ | MemoryPermission.WRITE);
_unicornEmu.PC = _entryPoint;
_unicornEmu.MemoryMap(CodeBaseAddress, Size, MemoryPermission.READ | MemoryPermission.EXEC);
_unicornEmu.MemoryMap(DataBaseAddress, Size, MemoryPermission.READ | MemoryPermission.WRITE);
_unicornEmu.PC = CodeBaseAddress;
}
}
@ -77,6 +75,8 @@ namespace Ryujinx.Tests.Cpu
_context = null;
_cpuContext = null;
_unicornEmu = null;
_usingMemory = false;
}
protected void Reset()
@ -98,6 +98,7 @@ namespace Ryujinx.Tests.Cpu
}
protected ExecutionContext GetContext() => _context;
protected void SetContext(uint r0 = 0,
uint r1 = 0,
uint r2 = 0,
@ -111,6 +112,7 @@ namespace Ryujinx.Tests.Cpu
V128 v5 = default,
V128 v14 = default,
V128 v15 = default,
bool saturation = false,
bool overflow = false,
bool carry = false,
bool zero = false,
@ -121,8 +123,7 @@ namespace Ryujinx.Tests.Cpu
_context.SetX(1, r1);
_context.SetX(2, r2);
_context.SetX(3, r3);
_context.SetX(0xd, sp);
_context.SetX(13, sp);
_context.SetV(0, v0);
_context.SetV(1, v1);
@ -133,13 +134,13 @@ namespace Ryujinx.Tests.Cpu
_context.SetV(14, v14);
_context.SetV(15, v15);
_context.SetPstateFlag(PState.QFlag, saturation);
_context.SetPstateFlag(PState.VFlag, overflow);
_context.SetPstateFlag(PState.CFlag, carry);
_context.SetPstateFlag(PState.ZFlag, zero);
_context.SetPstateFlag(PState.NFlag, negative);
_context.Fpsr = FPSR.A32Mask & (FPSR)fpscr;
_context.Fpcr = FPCR.A32Mask & (FPCR)fpscr;
SetFpscr((uint)fpscr);
if (_unicornAvailable)
{
@ -147,7 +148,6 @@ namespace Ryujinx.Tests.Cpu
_unicornEmu.R[1] = r1;
_unicornEmu.R[2] = r2;
_unicornEmu.R[3] = r3;
_unicornEmu.SP = sp;
_unicornEmu.Q[0] = V128ToSimdValue(v0);
@ -159,6 +159,7 @@ namespace Ryujinx.Tests.Cpu
_unicornEmu.Q[14] = V128ToSimdValue(v14);
_unicornEmu.Q[15] = V128ToSimdValue(v15);
_unicornEmu.QFlag = saturation;
_unicornEmu.OverflowFlag = overflow;
_unicornEmu.CarryFlag = carry;
_unicornEmu.ZeroFlag = zero;
@ -170,11 +171,11 @@ namespace Ryujinx.Tests.Cpu
protected void ExecuteOpcodes(bool runUnicorn = true)
{
_cpuContext.Execute(_context, _entryPoint);
_cpuContext.Execute(_context, CodeBaseAddress);
if (_unicornAvailable && runUnicorn)
{
_unicornEmu.RunForCount((ulong)(_currAddress - _entryPoint - 4) / 4);
_unicornEmu.RunForCount((_currAddress - CodeBaseAddress - 4) / 4);
}
}
@ -192,36 +193,32 @@ namespace Ryujinx.Tests.Cpu
V128 v5 = default,
V128 v14 = default,
V128 v15 = default,
bool saturation = false,
bool overflow = false,
bool carry = false,
bool zero = false,
bool negative = false,
int fpscr = 0,
bool copyFpFlags = false,
bool runUnicorn = true)
{
Opcode(opcode);
if (copyFpFlags)
{
Opcode(0xeef1fa10);
}
Opcode(0xe12fff1e); // BX LR
SetContext(r0, r1, r2, r3, sp, v0, v1, v2, v3, v4, v5, v14, v15, overflow, carry, zero, negative, fpscr);
Opcode(0xE12FFF1E); // BX LR
SetContext(r0, r1, r2, r3, sp, v0, v1, v2, v3, v4, v5, v14, v15, saturation, overflow, carry, zero, negative, fpscr);
ExecuteOpcodes(runUnicorn);
return GetContext();
}
protected void SetWorkingMemory(byte[] data)
protected void SetWorkingMemory(uint offset, byte[] data)
{
_memory.Write(0x2000, data);
_memory.Write(DataBaseAddress + offset, data);
if (_unicornAvailable)
{
_unicornEmu.MemoryWrite((ulong)(0x2000), data);
_unicornEmu.MemoryWrite(DataBaseAddress + offset, data);
}
usingMemory = true; // When true, CompareAgainstUnicorn checks the working memory for equality too.
_usingMemory = true; // When true, CompareAgainstUnicorn checks the working memory for equality too.
}
/// <summary>Rounding Mode control field.</summary>
@ -272,8 +269,8 @@ namespace Ryujinx.Tests.Cpu
/// <summary>Cumulative saturation bit.</summary>
Qc = 1 << 27,
/// <summary>NZCV flags</summary>
Nzcv = (1 << 28) | (1 << 29) | (1 << 30) | (1 << 31)
/// <summary>NZCV flags.</summary>
Nzcv = (1 << 31) | (1 << 30) | (1 << 29) | (1 << 28)
}
[Flags]
@ -311,10 +308,10 @@ namespace Ryujinx.Tests.Cpu
ManageFpSkips(fpSkips);
}
Assert.That(_context.GetX(0), Is.EqualTo(_unicornEmu.R[0]));
Assert.That(_context.GetX(1), Is.EqualTo(_unicornEmu.R[1]));
Assert.That(_context.GetX(2), Is.EqualTo(_unicornEmu.R[2]));
Assert.That(_context.GetX(3), Is.EqualTo(_unicornEmu.R[3]));
Assert.That(_context.GetX(0), Is.EqualTo(_unicornEmu.R[0]), "R0");
Assert.That(_context.GetX(1), Is.EqualTo(_unicornEmu.R[1]), "R1");
Assert.That(_context.GetX(2), Is.EqualTo(_unicornEmu.R[2]), "R2");
Assert.That(_context.GetX(3), Is.EqualTo(_unicornEmu.R[3]), "R3");
Assert.That(_context.GetX(4), Is.EqualTo(_unicornEmu.R[4]));
Assert.That(_context.GetX(5), Is.EqualTo(_unicornEmu.R[5]));
Assert.That(_context.GetX(6), Is.EqualTo(_unicornEmu.R[6]));
@ -324,22 +321,22 @@ namespace Ryujinx.Tests.Cpu
Assert.That(_context.GetX(10), Is.EqualTo(_unicornEmu.R[10]));
Assert.That(_context.GetX(11), Is.EqualTo(_unicornEmu.R[11]));
Assert.That(_context.GetX(12), Is.EqualTo(_unicornEmu.R[12]));
Assert.That(_context.GetX(13), Is.EqualTo(_unicornEmu.R[13]));
Assert.That(_context.GetX(13), Is.EqualTo(_unicornEmu.SP), "SP");
Assert.That(_context.GetX(14), Is.EqualTo(_unicornEmu.R[14]));
if (fpTolerances == FpTolerances.None)
{
Assert.That(V128ToSimdValue(_context.GetV(0)), Is.EqualTo(_unicornEmu.Q[0]));
Assert.That(V128ToSimdValue(_context.GetV(0)), Is.EqualTo(_unicornEmu.Q[0]), "V0");
}
else
{
ManageFpTolerances(fpTolerances);
}
Assert.That(V128ToSimdValue(_context.GetV(1)), Is.EqualTo(_unicornEmu.Q[1]));
Assert.That(V128ToSimdValue(_context.GetV(2)), Is.EqualTo(_unicornEmu.Q[2]));
Assert.That(V128ToSimdValue(_context.GetV(3)), Is.EqualTo(_unicornEmu.Q[3]));
Assert.That(V128ToSimdValue(_context.GetV(4)), Is.EqualTo(_unicornEmu.Q[4]));
Assert.That(V128ToSimdValue(_context.GetV(5)), Is.EqualTo(_unicornEmu.Q[5]));
Assert.That(V128ToSimdValue(_context.GetV(1)), Is.EqualTo(_unicornEmu.Q[1]), "V1");
Assert.That(V128ToSimdValue(_context.GetV(2)), Is.EqualTo(_unicornEmu.Q[2]), "V2");
Assert.That(V128ToSimdValue(_context.GetV(3)), Is.EqualTo(_unicornEmu.Q[3]), "V3");
Assert.That(V128ToSimdValue(_context.GetV(4)), Is.EqualTo(_unicornEmu.Q[4]), "V4");
Assert.That(V128ToSimdValue(_context.GetV(5)), Is.EqualTo(_unicornEmu.Q[5]), "V5");
Assert.That(V128ToSimdValue(_context.GetV(6)), Is.EqualTo(_unicornEmu.Q[6]));
Assert.That(V128ToSimdValue(_context.GetV(7)), Is.EqualTo(_unicornEmu.Q[7]));
Assert.That(V128ToSimdValue(_context.GetV(8)), Is.EqualTo(_unicornEmu.Q[8]));
@ -348,26 +345,26 @@ namespace Ryujinx.Tests.Cpu
Assert.That(V128ToSimdValue(_context.GetV(11)), Is.EqualTo(_unicornEmu.Q[11]));
Assert.That(V128ToSimdValue(_context.GetV(12)), Is.EqualTo(_unicornEmu.Q[12]));
Assert.That(V128ToSimdValue(_context.GetV(13)), Is.EqualTo(_unicornEmu.Q[13]));
Assert.That(V128ToSimdValue(_context.GetV(14)), Is.EqualTo(_unicornEmu.Q[14]));
Assert.That(V128ToSimdValue(_context.GetV(15)), Is.EqualTo(_unicornEmu.Q[15]));
Assert.That(V128ToSimdValue(_context.GetV(14)), Is.EqualTo(_unicornEmu.Q[14]), "V14");
Assert.That(V128ToSimdValue(_context.GetV(15)), Is.EqualTo(_unicornEmu.Q[15]), "V15");
Assert.That((int)_context.Fpcr | ((int)_context.Fpsr & (int)fpsrMask), Is.EqualTo(_unicornEmu.Fpscr));
Assert.That(_context.GetPstateFlag(PState.QFlag), Is.EqualTo(_unicornEmu.QFlag));
Assert.That(_context.GetPstateFlag(PState.VFlag), Is.EqualTo(_unicornEmu.OverflowFlag));
Assert.That(_context.GetPstateFlag(PState.CFlag), Is.EqualTo(_unicornEmu.CarryFlag));
Assert.That(_context.GetPstateFlag(PState.ZFlag), Is.EqualTo(_unicornEmu.ZeroFlag));
Assert.That(_context.GetPstateFlag(PState.NFlag), Is.EqualTo(_unicornEmu.NegativeFlag));
if (usingMemory)
Assert.Multiple(() =>
{
ReadOnlySpan<byte> meilleureMem = _memory.GetSpan(0x2000, (int)_size);
byte[] unicornMem = _unicornEmu.MemoryRead(0x2000, _size);
Assert.That(_context.GetPstateFlag(PState.QFlag), Is.EqualTo(_unicornEmu.QFlag), "QFlag");
Assert.That(_context.GetPstateFlag(PState.VFlag), Is.EqualTo(_unicornEmu.OverflowFlag), "VFlag");
Assert.That(_context.GetPstateFlag(PState.CFlag), Is.EqualTo(_unicornEmu.CarryFlag), "CFlag");
Assert.That(_context.GetPstateFlag(PState.ZFlag), Is.EqualTo(_unicornEmu.ZeroFlag), "ZFlag");
Assert.That(_context.GetPstateFlag(PState.NFlag), Is.EqualTo(_unicornEmu.NegativeFlag), "NFlag");
});
for (int i = 0; i < (int)_size; i++)
Assert.That((int)GetFpscr() & (int)fpsrMask, Is.EqualTo(_unicornEmu.Fpscr & (int)fpsrMask), "Fpscr");
if (_usingMemory)
{
Assert.AreEqual(meilleureMem[i], unicornMem[i]);
}
byte[] mem = _memory.GetSpan(DataBaseAddress, (int)Size).ToArray();
byte[] unicornMem = _unicornEmu.MemoryRead(DataBaseAddress, Size);
Assert.That(mem, Is.EqualTo(unicornMem), "Data");
}
}
@ -416,15 +413,18 @@ namespace Ryujinx.Tests.Cpu
{
if (IsNormalOrSubnormalS(_unicornEmu.Q[0].AsFloat()) &&
IsNormalOrSubnormalS(_context.GetV(0).As<float>()))
{
Assert.Multiple(() =>
{
Assert.That(_context.GetV(0).Extract<float>(0),
Is.EqualTo(_unicornEmu.Q[0].GetFloat(0)).Within(1).Ulps);
Is.EqualTo(_unicornEmu.Q[0].GetFloat(0)).Within(1).Ulps, "V0[0]");
Assert.That(_context.GetV(0).Extract<float>(1),
Is.EqualTo(_unicornEmu.Q[0].GetFloat(1)).Within(1).Ulps);
Is.EqualTo(_unicornEmu.Q[0].GetFloat(1)).Within(1).Ulps, "V0[1]");
Assert.That(_context.GetV(0).Extract<float>(2),
Is.EqualTo(_unicornEmu.Q[0].GetFloat(2)).Within(1).Ulps);
Is.EqualTo(_unicornEmu.Q[0].GetFloat(2)).Within(1).Ulps, "V0[2]");
Assert.That(_context.GetV(0).Extract<float>(3),
Is.EqualTo(_unicornEmu.Q[0].GetFloat(3)).Within(1).Ulps);
Is.EqualTo(_unicornEmu.Q[0].GetFloat(3)).Within(1).Ulps, "V0[3]");
});
Console.WriteLine(fpTolerances);
}
@ -438,11 +438,14 @@ namespace Ryujinx.Tests.Cpu
{
if (IsNormalOrSubnormalD(_unicornEmu.Q[0].AsDouble()) &&
IsNormalOrSubnormalD(_context.GetV(0).As<double>()))
{
Assert.Multiple(() =>
{
Assert.That(_context.GetV(0).Extract<double>(0),
Is.EqualTo(_unicornEmu.Q[0].GetDouble(0)).Within(1).Ulps);
Is.EqualTo(_unicornEmu.Q[0].GetDouble(0)).Within(1).Ulps, "V0[0]");
Assert.That(_context.GetV(0).Extract<double>(1),
Is.EqualTo(_unicornEmu.Q[0].GetDouble(1)).Within(1).Ulps);
Is.EqualTo(_unicornEmu.Q[0].GetDouble(1)).Within(1).Ulps, "V0[1]");
});
Console.WriteLine(fpTolerances);
}
@ -532,5 +535,28 @@ namespace Ryujinx.Tests.Cpu
return rnd & 0x800FFFFFFFFFFFFFul;
}
private uint GetFpscr()
{
uint fpscr = (uint)(_context.Fpsr & FPSR.A32Mask & ~FPSR.Nzcv) | (uint)(_context.Fpcr & FPCR.A32Mask);
fpscr |= _context.GetFPstateFlag(FPState.NFlag) ? (1u << (int)FPState.NFlag) : 0;
fpscr |= _context.GetFPstateFlag(FPState.ZFlag) ? (1u << (int)FPState.ZFlag) : 0;
fpscr |= _context.GetFPstateFlag(FPState.CFlag) ? (1u << (int)FPState.CFlag) : 0;
fpscr |= _context.GetFPstateFlag(FPState.VFlag) ? (1u << (int)FPState.VFlag) : 0;
return fpscr;
}
private void SetFpscr(uint fpscr)
{
_context.Fpsr = FPSR.A32Mask & (FPSR)fpscr;
_context.Fpcr = FPCR.A32Mask & (FPCR)fpscr;
_context.SetFPstateFlag(FPState.NFlag, (fpscr & (1u << (int)FPState.NFlag)) != 0);
_context.SetFPstateFlag(FPState.ZFlag, (fpscr & (1u << (int)FPState.ZFlag)) != 0);
_context.SetFPstateFlag(FPState.CFlag, (fpscr & (1u << (int)FPState.CFlag)) != 0);
_context.SetFPstateFlag(FPState.VFlag, (fpscr & (1u << (int)FPState.VFlag)) != 0);
}
}
}

113
Ryujinx.Tests/Cpu/CpuTestMisc32.cs Normal file
View File

@ -0,0 +1,113 @@
#define Misc32
using ARMeilleure.State;
using NUnit.Framework;
using System.Collections.Generic;
namespace Ryujinx.Tests.Cpu
{
[Category("Misc32")]
public sealed class CpuTestMisc32 : CpuTest32
{
#if Misc32
#region "ValueSource (Types)"
private static IEnumerable<ulong> _1S_F_()
{
yield return 0x00000000FF7FFFFFul; // -Max Normal (float.MinValue)
yield return 0x0000000080800000ul; // -Min Normal
yield return 0x00000000807FFFFFul; // -Max Subnormal
yield return 0x0000000080000001ul; // -Min Subnormal (-float.Epsilon)
yield return 0x000000007F7FFFFFul; // +Max Normal (float.MaxValue)
yield return 0x0000000000800000ul; // +Min Normal
yield return 0x00000000007FFFFFul; // +Max Subnormal
yield return 0x0000000000000001ul; // +Min Subnormal (float.Epsilon)
if (!NoZeros)
{
yield return 0x0000000080000000ul; // -Zero
yield return 0x0000000000000000ul; // +Zero
}
if (!NoInfs)
{
yield return 0x00000000FF800000ul; // -Infinity
yield return 0x000000007F800000ul; // +Infinity
}
if (!NoNaNs)
{
yield return 0x00000000FFC00000ul; // -QNaN (all zeros payload) (float.NaN)
yield return 0x00000000FFBFFFFFul; // -SNaN (all ones payload)
yield return 0x000000007FC00000ul; // +QNaN (all zeros payload) (-float.NaN) (DefaultNaN)
yield return 0x000000007FBFFFFFul; // +SNaN (all ones payload)
}
for (int cnt = 1; cnt <= RndCnt; cnt++)
{
ulong grbg = TestContext.CurrentContext.Random.NextUInt();
ulong rnd1 = GenNormalS();
ulong rnd2 = GenSubnormalS();
yield return (grbg << 32) | rnd1;
yield return (grbg << 32) | rnd2;
}
}
#endregion
private const int RndCnt = 2;
private static readonly bool NoZeros = false;
private static readonly bool NoInfs = false;
private static readonly bool NoNaNs = false;
[Test, Pairwise]
public void Vmsr_Vcmp_Vmrs([ValueSource("_1S_F_")] ulong a,
[ValueSource("_1S_F_")] ulong b,
[Values] bool mode1,
[Values] bool mode2,
[Values] bool mode3)
{
V128 v4 = MakeVectorE0(a);
V128 v5 = MakeVectorE0(b);
uint r0 = mode1
? TestContext.CurrentContext.Random.NextUInt(0xf) << 28
: TestContext.CurrentContext.Random.NextUInt();
bool v = mode3 ? TestContext.CurrentContext.Random.NextBool() : false;
bool c = mode3 ? TestContext.CurrentContext.Random.NextBool() : false;
bool z = mode3 ? TestContext.CurrentContext.Random.NextBool() : false;
bool n = mode3 ? TestContext.CurrentContext.Random.NextBool() : false;
int fpscr = mode1
? (int)TestContext.CurrentContext.Random.NextUInt()
: (int)TestContext.CurrentContext.Random.NextUInt(0xf) << 28;
SetContext(r0: r0, v4: v4, v5: v5, overflow: v, carry: c, zero: z, negative: n, fpscr: fpscr);
if (mode1)
{
Opcode(0xEEE10A10); // VMSR FPSCR, R0
}
Opcode(0xEEB48A4A); // VCMP.F32 S16, S20
if (mode2)
{
Opcode(0xEEF10A10); // VMRS R0, FPSCR
Opcode(0xE200020F); // AND R0, #0xF0000000 // R0 &= "Fpsr.Nzcv".
}
if (mode3)
{
Opcode(0xEEF1FA10); // VMRS APSR_NZCV, FPSCR
}
Opcode(0xE12FFF1E); // BX LR
ExecuteOpcodes();
CompareAgainstUnicorn(fpsrMask: Fpsr.Nzcv);
}
#endif
}
}

16
Ryujinx.Tests/Cpu/CpuTestSimdMemory32.cs
View File

@ -44,7 +44,7 @@ namespace Ryujinx.Tests.Cpu
[Values(0x0u)] [Random(0u, 0xffu, RndCntImm)] uint offset)
{
var data = GenerateVectorSequence(0x1000);
SetWorkingMemory(data);
SetWorkingMemory(0, data);
uint opcode = 0xf4a00000u; // VLD1.8 {D0[0]}, [R0], R0
@ -74,7 +74,7 @@ namespace Ryujinx.Tests.Cpu
[Values(0x0u)] [Random(0u, 0xffu, RndCntImm)] uint offset)
{
var data = GenerateVectorSequence(0x1000);
SetWorkingMemory(data);
SetWorkingMemory(0, data);
uint opcode = 0xf4a00c00u; // VLD1.8 {D0[0]}, [R0], R0
@ -100,7 +100,7 @@ namespace Ryujinx.Tests.Cpu
[Values(0x0u)] [Random(0u, 0xffu, RndCntImm)] uint offset)
{
var data = GenerateVectorSequence(0x1000);
SetWorkingMemory(data);
SetWorkingMemory(0, data);
uint opcode = 0xf4200000u; // VLD4.8 {D0, D1, D2, D3}, [R0], R0
@ -124,7 +124,7 @@ namespace Ryujinx.Tests.Cpu
[Values(0x0u)] [Random(0u, 0xffu, RndCntImm)] uint offset)
{
var data = GenerateVectorSequence(0x1000);
SetWorkingMemory(data);
SetWorkingMemory(0, data);
(V128 vec1, V128 vec2, V128 vec3, V128 vec4) = GenerateTestVectors();
@ -155,7 +155,7 @@ namespace Ryujinx.Tests.Cpu
[Values(0x0u)] [Random(0u, 0xffu, RndCntImm)] uint offset)
{
var data = GenerateVectorSequence(0x1000);
SetWorkingMemory(data);
SetWorkingMemory(0, data);
(V128 vec1, V128 vec2, V128 vec3, V128 vec4) = GenerateTestVectors();
@ -179,7 +179,7 @@ namespace Ryujinx.Tests.Cpu
[Values] bool single)
{
var data = GenerateVectorSequence(0x1000);
SetWorkingMemory(data);
SetWorkingMemory(0, data);
uint opcode = 0xec100a00u; // VST4.8 {D0, D1, D2, D3}, [R0], R0
@ -226,7 +226,7 @@ namespace Ryujinx.Tests.Cpu
[Values] bool sub)
{
var data = GenerateVectorSequence(0x1000);
SetWorkingMemory(data);
SetWorkingMemory(0, data);
uint opcode = 0xed900a00u; // VLDR.32 S0, [R0, #0]
opcode |= ((size & 3) << 8) | ((rn & 15) << 16);
@ -261,7 +261,7 @@ namespace Ryujinx.Tests.Cpu
[Values] bool sub)
{
var data = GenerateVectorSequence(0x1000);
SetWorkingMemory(data);
SetWorkingMemory(0, data);
uint opcode = 0xed800a00u; // VSTR.32 S0, [R0, #0]
opcode |= ((size & 3) << 8) | ((rn & 15) << 16);

9
Ryujinx.Tests/Cpu/CpuTestSimdReg32.cs
View File

@ -286,16 +286,11 @@ namespace Ryujinx.Tests.Cpu
V128 v1 = MakeVectorE0(a);
V128 v2 = MakeVectorE0(b);
bool v = TestContext.CurrentContext.Random.NextBool();
bool c = TestContext.CurrentContext.Random.NextBool();
bool z = TestContext.CurrentContext.Random.NextBool();
bool n = TestContext.CurrentContext.Random.NextBool();
int fpscr = (int)(TestContext.CurrentContext.Random.NextUInt(0xf) << 28);
SingleOpcode(opcode, v1: v1, v2: v2, overflow: v, carry: c, zero: z, negative: n, fpscr: fpscr, copyFpFlags: true);
SingleOpcode(opcode, v1: v1, v2: v2, fpscr: fpscr);
CompareAgainstUnicorn();
CompareAgainstUnicorn(fpsrMask: Fpsr.Nzcv);
}
[Test, Pairwise, Description("VMLSL.<type><size> <Vd>, <Vn>, <Vm>")]

20
Ryujinx.Tests/Cpu/CpuTestSimdShImm32.cs
View File

@ -173,7 +173,7 @@ namespace Ryujinx.Tests.Cpu
public void Vshl_Imm([Values(0u)] uint rd,
[Values(2u, 0u)] uint rm,
[Values(0u, 1u, 2u, 3u)] uint size,
[Random(RndCnt), Values(0u)] uint shiftImm,
[Random(RndCntShiftImm)] [Values(0u)] uint shiftImm,
[Random(RndCnt)] ulong z,
[Random(RndCnt)] ulong a,
[Random(RndCnt)] ulong b,
@ -207,7 +207,7 @@ namespace Ryujinx.Tests.Cpu
public void Vshrn_Imm([Values(0u, 1u)] uint rd,
[Values(2u, 0u)] uint rm,
[Values(0u, 1u, 2u)] uint size,
[Random(RndCnt), Values(0u)] uint shiftImm,
[Random(RndCntShiftImm)] [Values(0u)] uint shiftImm,
[Random(RndCnt)] ulong z,
[Random(RndCnt)] ulong a,
[Random(RndCnt)] ulong b)
@ -234,7 +234,7 @@ namespace Ryujinx.Tests.Cpu
public void Vqrshrn_Imm([Values(0u, 1u)] uint rd,
[Values(2u, 0u)] uint rm,
[Values(0u, 1u, 2u)] uint size,
[Random(RndCnt), Values(0u)] uint shiftImm,
[Random(RndCntShiftImm)] [Values(0u)] uint shiftImm,
[Random(RndCnt)] ulong z,
[Random(RndCnt)] ulong a,
[Random(RndCnt)] ulong b,
@ -258,16 +258,18 @@ namespace Ryujinx.Tests.Cpu
V128 v1 = MakeVectorE0E1(a, z);
V128 v2 = MakeVectorE0E1(b, z);
SingleOpcode(opcode, v0: v0, v1: v1, v2: v2);
int fpscr = (int)TestContext.CurrentContext.Random.NextUInt() & (int)Fpsr.Qc;
CompareAgainstUnicorn();
SingleOpcode(opcode, v0: v0, v1: v1, v2: v2, fpscr: fpscr);
CompareAgainstUnicorn(fpsrMask: Fpsr.Qc);
}
[Test, Pairwise, Description("VQRSHRUN.<type><size> <Vd>, <Vm>, #<imm>")]
public void Vqrshrun_Imm([Values(0u, 1u)] uint rd,
[Values(2u, 0u)] uint rm,
[Values(0u, 1u, 2u)] uint size,
[Random(RndCnt), Values(0u)] uint shiftImm,
[Random(RndCntShiftImm)] [Values(0u)] uint shiftImm,
[Random(RndCnt)] ulong z,
[Random(RndCnt)] ulong a,
[Random(RndCnt)] ulong b)
@ -285,9 +287,11 @@ namespace Ryujinx.Tests.Cpu
V128 v1 = MakeVectorE0E1(a, z);
V128 v2 = MakeVectorE0E1(b, z);
SingleOpcode(opcode, v0: v0, v1: v1, v2: v2);
int fpscr = (int)TestContext.CurrentContext.Random.NextUInt() & (int)Fpsr.Qc;
CompareAgainstUnicorn();
SingleOpcode(opcode, v0: v0, v1: v1, v2: v2, fpscr: fpscr);
CompareAgainstUnicorn(fpsrMask: Fpsr.Qc);
}
#endif
}