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Add FVCTZS (fixed point variant) and LD1 (single structure variant) instructions

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This commit is contained in:
gdkchan 2018-02-09 00:26:20 -03:00
parent ebbccfcdbf
commit 6a3aa6cd88
9 changed files with 279 additions and 22 deletions
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11
Ryujinx/Cpu/AOpCodeTable.cs
View file

@ -153,6 +153,7 @@ namespace ChocolArm64
Set("x0011110xx101000000000xxxxxxxxxx", AInstEmit.Fcvtps_S, typeof(AOpCodeSimdCvt));
Set("x0011110xx111000000000xxxxxxxxxx", AInstEmit.Fcvtzs_S, typeof(AOpCodeSimdCvt));
Set("0x0011101x100001101110xxxxxxxxxx", AInstEmit.Fcvtzs_V, typeof(AOpCodeSimd));
Set("0x0011110>>xxxxx111111xxxxxxxxxx", AInstEmit.Fcvtzs_V_Fix, typeof(AOpCodeSimdShImm));
Set("x0011110xx111001000000xxxxxxxxxx", AInstEmit.Fcvtzu_S, typeof(AOpCodeSimdCvt));
Set("0x1011101x100001101110xxxxxxxxxx", AInstEmit.Fcvtzu_V, typeof(AOpCodeSimd));
Set("0x1011110>>xxxxx111111xxxxxxxxxx", AInstEmit.Fcvtzu_V_Fix, typeof(AOpCodeSimdShImm));
@ -186,8 +187,10 @@ namespace ChocolArm64
Set("0x0011101x1xxxxx110101xxxxxxxxxx", AInstEmit.Fsub_V, typeof(AOpCodeSimdReg));
Set("01001110000xxxxx000111xxxxxxxxxx", AInstEmit.Ins_Gp, typeof(AOpCodeSimdIns));
Set("01101110000xxxxx0xxxx1xxxxxxxxxx", AInstEmit.Ins_V, typeof(AOpCodeSimdIns));
Set("0x00110001000000xxxxxxxxxxxxxxxx", AInstEmit.Ld__V, typeof(AOpCodeSimdMemMult));
Set("0x001100110xxxxxxxxxxxxxxxxxxxxx", AInstEmit.Ld__V, typeof(AOpCodeSimdMemMult));
Set("0x00110001000000xxxxxxxxxxxxxxxx", AInstEmit.Ld__Vms, typeof(AOpCodeSimdMemMs));
Set("0x001100110xxxxxxxxxxxxxxxxxxxxx", AInstEmit.Ld__Vms, typeof(AOpCodeSimdMemMs));
Set("0x00110101000000xx0xxxxxxxxxxxxx", AInstEmit.Ld__Vss, typeof(AOpCodeSimdMemSs));
Set("0x001101110xxxxxxx0xxxxxxxxxxxxx", AInstEmit.Ld__Vss, typeof(AOpCodeSimdMemSs));
Set("xx10110xx1xxxxxxxxxxxxxxxxxxxxxx", AInstEmit.Ldp, typeof(AOpCodeSimdMemPair));
Set("xx111100x10xxxxxxxxx00xxxxxxxxxx", AInstEmit.Ldr, typeof(AOpCodeSimdMemImm));
Set("xx111100x10xxxxxxxxx01xxxxxxxxxx", AInstEmit.Ldr, typeof(AOpCodeSimdMemImm));
@ -218,8 +221,8 @@ namespace ChocolArm64
Set("0x00111100>>>xxx101001xxxxxxxxxx", AInstEmit.Sshll_V, typeof(AOpCodeSimdShImm));
Set("010111110>>>>xxx000001xxxxxxxxxx", AInstEmit.Sshr_S, typeof(AOpCodeSimdShImm));
Set("0x0011110>>>>xxx000001xxxxxxxxxx", AInstEmit.Sshr_V, typeof(AOpCodeSimdShImm));
Set("0x00110000000000xxxxxxxxxxxxxxxx", AInstEmit.St__V, typeof(AOpCodeSimdMemMult));
Set("0x001100100xxxxxxxxxxxxxxxxxxxxx", AInstEmit.St__V, typeof(AOpCodeSimdMemMult));
Set("0x00110000000000xxxxxxxxxxxxxxxx", AInstEmit.St__V, typeof(AOpCodeSimdMemMs));
Set("0x001100100xxxxxxxxxxxxxxxxxxxxx", AInstEmit.St__V, typeof(AOpCodeSimdMemMs));
Set("xx10110xx0xxxxxxxxxxxxxxxxxxxxxx", AInstEmit.Stp, typeof(AOpCodeSimdMemPair));
Set("xx111100x00xxxxxxxxx00xxxxxxxxxx", AInstEmit.Str, typeof(AOpCodeSimdMemImm));
Set("xx111100x00xxxxxxxxx01xxxxxxxxxx", AInstEmit.Str, typeof(AOpCodeSimdMemImm));

4
Ryujinx/Cpu/AOptimizations.cs Normal file
View file

@ -0,0 +1,4 @@
public static class AOptimizations
{
}

4
Ryujinx/Cpu/Decoder/AOpCodeSimdMemMult.cs → Ryujinx/Cpu/Decoder/AOpCodeSimdMemMs.cs
View file

@ -3,7 +3,7 @@ using ChocolArm64.State;
namespace ChocolArm64.Decoder
{
class AOpCodeSimdMemMult : AOpCode, IAOpCodeSimd
class AOpCodeSimdMemMs : AOpCode, IAOpCodeSimd
{
public int Rt { get; private set; }
public int Rn { get; private set; }
@ -14,7 +14,7 @@ namespace ChocolArm64.Decoder
public int Elems { get; private set; }
public bool WBack { get; private set; }
public AOpCodeSimdMemMult(AInst Inst, long Position, int OpCode) : base(Inst, Position)
public AOpCodeSimdMemMs(AInst Inst, long Position, int OpCode) : base(Inst, Position)
{
switch ((OpCode >> 12) & 0xf)
{

104
Ryujinx/Cpu/Decoder/AOpCodeSimdMemSs.cs Normal file
View file

@ -0,0 +1,104 @@
using ChocolArm64.Instruction;
using ChocolArm64.State;
namespace ChocolArm64.Decoder
{
class AOpCodeSimdMemSs : AOpCode, IAOpCodeSimd
{
public int Rt { get; private set; }
public int Rn { get; private set; }
public int Size { get; private set; }
public int Rm { get; private set; }
public int SElems { get; private set; }
public int Index { get; private set; }
public bool Replicate { get; private set; }
public bool WBack { get; private set; }
public AOpCodeSimdMemSs(AInst Inst, long Position, int OpCode) : base(Inst, Position)
{
int Size = (OpCode >> 10) & 3;
int S = (OpCode >> 12) & 1;
int SElems = (OpCode >> 12) & 2;
int Scale = (OpCode >> 14) & 3;
int L = (OpCode >> 22) & 1;
int Q = (OpCode >> 30) & 1;
SElems |= (OpCode >> 21) & 1;
SElems++;
int Index = (Q << 3) | (S << 2) | Size;
switch (Scale)
{
case 0: Index >>= 0; break;
case 1:
{
if ((Index & 1) != 0)
{
Inst = AInst.Undefined;
return;
}
Index >>= 1;
break;
}
case 2:
{
if ((Index & 2) != 0 ||
((Index & 1) != 0 && S != 0))
{
Inst = AInst.Undefined;
return;
}
if ((Index & 1) != 0)
{
Index >>= 3;
}
else
{
Index >>= 2;
Scale = 3;
}
break;
}
case 3:
{
if (L == 0 || S != 0)
{
Inst = AInst.Undefined;
return;
}
Scale = Size;
Replicate = true;
break;
}
}
this.SElems = SElems;
this.Size = Scale;
Rt = (OpCode >> 0) & 0x1f;
Rn = (OpCode >> 5) & 0x1f;
Rm = (OpCode >> 16) & 0x1f;
WBack = ((OpCode >> 23) & 0x1) != 0;
RegisterSize = Q != 0
? ARegisterSize.SIMD128
: ARegisterSize.SIMD64;
}
}
}

98
Ryujinx/Cpu/Instruction/AInstEmitSimd.cs
View file

@ -122,6 +122,7 @@ namespace ChocolArm64.Instruction
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
Context.EmitLdvec(Op.Rn);
Context.EmitLdc_I4(0);
Context.EmitLdc_I4(Op.SizeF);
ASoftFallback.EmitCall(Context,
@ -131,6 +132,21 @@ namespace ChocolArm64.Instruction
Context.EmitStvec(Op.Rd);
}
public static void Fcvtzs_V_Fix(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
Context.EmitLdvec(Op.Rn);
Context.EmitLdc_I4((8 << (Op.Size + 1)) - Op.Imm);
Context.EmitLdc_I4(Op.Size - 2);
ASoftFallback.EmitCall(Context,
nameof(ASoftFallback.Fcvtzs_V64),
nameof(ASoftFallback.Fcvtzs_V128));
Context.EmitStvec(Op.Rd);
}
public static void Fcvtzu_V(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
@ -283,7 +299,8 @@ namespace ChocolArm64.Instruction
Context.EmitStvec(Op.Rd);
}
public static void Ld__V(AILEmitterCtx Context) => EmitSimdMultLdSt(Context, IsLoad: true);
public static void Ld__Vms(AILEmitterCtx Context) => EmitSimdMemMs(Context, IsLoad: true);
public static void Ld__Vss(AILEmitterCtx Context) => EmitSimdMemSs(Context, IsLoad: true);
public static void Mla_V(AILEmitterCtx Context) => EmitVectorMla(Context);
@ -391,7 +408,7 @@ namespace ChocolArm64.Instruction
EmitVectorImmBinarySx(Context, OpCodes.Shr, (8 << (Op.Size + 1)) - Op.Imm);
}
public static void St__V(AILEmitterCtx Context) => EmitSimdMultLdSt(Context, IsLoad: false);
public static void St__V(AILEmitterCtx Context) => EmitSimdMemMs(Context, IsLoad: false);
public static void Sub_V(AILEmitterCtx Context) => EmitVectorBinaryZx(Context, OpCodes.Sub);
@ -571,9 +588,9 @@ namespace ChocolArm64.Instruction
Context.EmitStvec(Op.Rd);
}
private static void EmitSimdMultLdSt(AILEmitterCtx Context, bool IsLoad)
private static void EmitSimdMemMs(AILEmitterCtx Context, bool IsLoad)
{
AOpCodeSimdMemMult Op = (AOpCodeSimdMemMult)Context.CurrOp;
AOpCodeSimdMemMs Op = (AOpCodeSimdMemMs)Context.CurrOp;
int Offset = 0;
@ -644,6 +661,79 @@ namespace ChocolArm64.Instruction
}
}
private static void EmitSimdMemSs(AILEmitterCtx Context, bool IsLoad)
{
AOpCodeSimdMemSs Op = (AOpCodeSimdMemSs)Context.CurrOp;
//TODO: Replicate mode.
int Offset = 0;
for (int SElem = 0; SElem < Op.SElems; SElem++)
{
int Rt = (Op.Rt + SElem) & 0x1f;
if (IsLoad)
{
Context.EmitLdvec(Rt);
Context.EmitLdc_I4(Op.Index);
Context.EmitLdc_I4(Op.Size);
Context.EmitLdarg(ATranslatedSub.MemoryArgIdx);
Context.EmitLdint(Op.Rn);
Context.EmitLdc_I8(Offset);
Context.Emit(OpCodes.Add);
EmitReadZxCall(Context, Op.Size);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.InsertVec));
Context.EmitStvec(Rt);
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Rt);
}
}
else
{
Context.EmitLdarg(ATranslatedSub.MemoryArgIdx);
Context.EmitLdint(Op.Rn);
Context.EmitLdc_I8(Offset);
Context.Emit(OpCodes.Add);
Context.EmitLdvec(Rt);
Context.EmitLdc_I4(Op.Index);
Context.EmitLdc_I4(Op.Size);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.ExtractVec));
EmitWriteCall(Context, Op.Size);
}
Offset += 1 << Op.Size;
}
if (Op.WBack)
{
Context.EmitLdint(Op.Rn);
if (Op.Rm != ARegisters.ZRIndex)
{
Context.EmitLdint(Op.Rm);
}
else
{
Context.EmitLdc_I8(Offset);
}
Context.Emit(OpCodes.Add);
Context.EmitStint(Op.Rn);
}
}
private static void EmitVectorAddv(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;

14
Ryujinx/Cpu/Instruction/ASoftFallback.cs
View file

@ -405,17 +405,17 @@ namespace ChocolArm64.Instruction
return Res;
}
public static AVec Fcvtzs_V64(AVec Vector, int Size)
public static AVec Fcvtzs_V64(AVec Vector, int FBits, int Size)
{
return Fcvtzs_V(Vector, Size, 2);
return Fcvtzs_V(Vector, FBits, Size, 2);
}
public static AVec Fcvtzs_V128(AVec Vector, int Size)
public static AVec Fcvtzs_V128(AVec Vector, int FBits, int Size)
{
return Fcvtzs_V(Vector, Size, 4);
return Fcvtzs_V(Vector, FBits, Size, 4);
}
private static AVec Fcvtzs_V(AVec Vector, int Size, int Bytes)
private static AVec Fcvtzs_V(AVec Vector, int FBits, int Size, int Bytes)
{
AVec Res = new AVec();
@ -427,7 +427,7 @@ namespace ChocolArm64.Instruction
{
float Value = Vector.ExtractSingle(Index);
Res = InsertSVec(Res, Index, Size + 2, SatSingleToInt32(Value));
Res = InsertSVec(Res, Index, Size + 2, SatSingleToInt32(Value, FBits));
}
}
else
@ -436,7 +436,7 @@ namespace ChocolArm64.Instruction
{
double Value = Vector.ExtractDouble(Index);
Res = InsertSVec(Res, Index, Size + 2, SatDoubleToInt64(Value));
Res = InsertSVec(Res, Index, Size + 2, SatDoubleToInt64(Value, FBits));
}
}

53
Ryujinx/Cpu/Memory/AMemory.cs
View file

@ -1,3 +1,4 @@
using ChocolArm64.Exceptions;
using ChocolArm64.State;
using System;
using System.Collections.Generic;
@ -119,26 +120,46 @@ namespace ChocolArm64.Memory
public byte ReadByte(long Position)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Read);
#endif
return *((byte*)(RamPtr + (uint)Position));
}
public ushort ReadUInt16(long Position)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Read);
#endif
return *((ushort*)(RamPtr + (uint)Position));
}
public uint ReadUInt32(long Position)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Read);
#endif
return *((uint*)(RamPtr + (uint)Position));
}
public ulong ReadUInt64(long Position)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Read);
#endif
return *((ulong*)(RamPtr + (uint)Position));
}
public AVec ReadVector128(long Position)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Read);
#endif
return new AVec()
{
X0 = ReadUInt64(Position + 0),
@ -153,33 +174,61 @@ namespace ChocolArm64.Memory
public void WriteByte(long Position, byte Value)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Write);
#endif
*((byte*)(RamPtr + (uint)Position)) = Value;
}
public void WriteUInt16(long Position, ushort Value)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Write);
#endif
*((ushort*)(RamPtr + (uint)Position)) = Value;
}
public void WriteUInt32(long Position, uint Value)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Write);
#endif
*((uint*)(RamPtr + (uint)Position)) = Value;
}
public void WriteUInt64(long Position, ulong Value)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Write);
#endif
*((ulong*)(RamPtr + (uint)Position)) = Value;
}
public void WriteVector128(long Position, AVec Value)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Write);
#endif
WriteUInt64(Position + 0, Value.X0);
WriteUInt64(Position + 8, Value.X1);
}
private bool IsPageCrossed(long Position, int Size)
private void EnsureAccessIsValid(long Position, AMemoryPerm Perm)
{
return (Position & AMemoryMgr.PageMask) + Size > AMemoryMgr.PageSize;
if (!Manager.IsMapped(Position))
{
throw new VmmPageFaultException(Position);
}
if (!Manager.HasPermission(Position, Perm))
{
throw new VmmAccessViolationException(Position, Perm);
}
}
}
}

9
Ryujinx/Cpu/Memory/AMemoryMgr.cs
View file

@ -163,7 +163,7 @@ namespace ChocolArm64.Memory
{
while (Size > 0)
{
if (!HasPTEntry(Position))
if (!IsMapped(Position))
{
long PhysPos = Allocator.Alloc(PageSize);
@ -254,8 +254,13 @@ namespace ChocolArm64.Memory
return new AMemoryMapInfo(Start, Size, BaseEntry.Type, BaseEntry.Perm);
}
public bool HasPermission(long Position, AMemoryPerm Perm)
{
return GetPTEntry(Position).Perm.HasFlag(Perm);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private bool HasPTEntry(long Position)
public bool IsMapped(long Position)
{
if (Position >> PTLvl0Bits + PTLvl1Bits + PTPageBits != 0)
{

4
Ryujinx/Loaders/Executable.cs
View file

@ -73,12 +73,14 @@ namespace Ryujinx.Loaders
MemoryType Type,
AMemoryPerm Perm)
{
Memory.Manager.MapPhys(Position, Data.Count, (int)Type, Perm);
Memory.Manager.MapPhys(Position, Data.Count, (int)Type, AMemoryPerm.Write);
for (int Index = 0; Index < Data.Count; Index++)
{
Memory.WriteByte(Position + Index, Data[Index]);
}
Memory.Manager.Reprotect(Position, Data.Count, Perm);
}
private void MapBss(long Position, long Size)