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CPU refactoring - move SIMD (scalar and vector) instructions to separate files by category, remove AILConv and use only the methods inside SIMD helper to extract/insert vector elements

This commit is contained in:
gdkchan 2018-02-17 18:06:11 -03:00
parent b3e47b5712
commit 161193e113
24 changed files with 2551 additions and 2610 deletions

View file

@ -151,14 +151,14 @@ namespace ChocolArm64
Set("00011110xx1xxxxx001000xxxxx1x000", AInstEmit.Fcmpe_S, typeof(AOpCodeSimdReg));
Set("00011110xx1xxxxxxxxx11xxxxxxxxxx", AInstEmit.Fcsel_S, typeof(AOpCodeSimdFcond));
Set("00011110xx10001xx10000xxxxxxxxxx", AInstEmit.Fcvt_S, typeof(AOpCodeSimd));
Set("x0011110xx110000000000xxxxxxxxxx", AInstEmit.Fcvtms_S, typeof(AOpCodeSimdCvt));
Set("x0011110xx101000000000xxxxxxxxxx", AInstEmit.Fcvtps_S, typeof(AOpCodeSimdCvt));
Set("x0011110xx111000000000xxxxxxxxxx", AInstEmit.Fcvtzs_S, typeof(AOpCodeSimdCvt));
Set("x0011110xx011000xxxxxxxxxxxxxxxx", AInstEmit.Fcvtzs_Fix, typeof(AOpCodeSimdCvt));
Set("x0011110xx110000000000xxxxxxxxxx", AInstEmit.Fcvtms_Gp, typeof(AOpCodeSimdCvt));
Set("x0011110xx101000000000xxxxxxxxxx", AInstEmit.Fcvtps_Gp, typeof(AOpCodeSimdCvt));
Set("x0011110xx111000000000xxxxxxxxxx", AInstEmit.Fcvtzs_Gp, typeof(AOpCodeSimdCvt));
Set("x0011110xx011000xxxxxxxxxxxxxxxx", AInstEmit.Fcvtzs_Gp_Fix, typeof(AOpCodeSimdCvt));
Set("0x0011101x100001101110xxxxxxxxxx", AInstEmit.Fcvtzs_V, typeof(AOpCodeSimd));
Set("0x0011110>>xxxxx111111xxxxxxxxxx", AInstEmit.Fcvtzs_V, typeof(AOpCodeSimdShImm));
Set("x0011110xx111001000000xxxxxxxxxx", AInstEmit.Fcvtzu_S, typeof(AOpCodeSimdCvt));
Set("x0011110xx011001xxxxxxxxxxxxxxxx", AInstEmit.Fcvtzu_Fix, typeof(AOpCodeSimdCvt));
Set("x0011110xx111001000000xxxxxxxxxx", AInstEmit.Fcvtzu_Gp, typeof(AOpCodeSimdCvt));
Set("x0011110xx011001xxxxxxxxxxxxxxxx", AInstEmit.Fcvtzu_Gp_Fix, typeof(AOpCodeSimdCvt));
Set("0x1011101x100001101110xxxxxxxxxx", AInstEmit.Fcvtzu_V, typeof(AOpCodeSimd));
Set("0x1011110>>xxxxx111111xxxxxxxxxx", AInstEmit.Fcvtzu_V, typeof(AOpCodeSimdShImm));
Set("00011110xx1xxxxx000110xxxxxxxxxx", AInstEmit.Fdiv_S, typeof(AOpCodeSimdReg));

View file

@ -37,6 +37,8 @@ namespace ChocolArm64.Decoder
return;
}
Extend64 = false;
RegisterSize = Q
? ARegisterSize.SIMD128
: ARegisterSize.SIMD64;

View file

@ -87,6 +87,8 @@ namespace ChocolArm64.Decoder
this.SElems = SElems;
this.Size = Scale;
Extend64 = false;
WBack = ((OpCode >> 23) & 0x1) != 0;
RegisterSize = Q != 0

View file

@ -20,7 +20,7 @@ namespace ChocolArm64.Instruction
{
AOpCodeAdr Op = (AOpCodeAdr)Context.CurrOp;
Context.EmitLdc_I((Op.Position & ~0xfff) + (Op.Imm << 12));
Context.EmitLdc_I((Op.Position & ~0xfffL) + (Op.Imm << 12));
Context.EmitStintzr(Op.Rd);
}

View file

@ -1,3 +1,4 @@
using ChocolArm64.Decoder;
using ChocolArm64.Memory;
using ChocolArm64.Translation;
using System;
@ -31,67 +32,107 @@ namespace ChocolArm64.Instruction
private static void EmitReadCall(AILEmitterCtx Context, Extension Ext, int Size)
{
if (Size < 0 || Size > 4)
bool IsSimd = GetIsSimd(Context);
string Name = null;
if (Size < 0 || Size > (IsSimd ? 4 : 3))
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
string Name = null;
switch (Size)
{
case 0: Name = nameof(AMemory.ReadByte); break;
case 1: Name = nameof(AMemory.ReadUInt16); break;
case 2: Name = nameof(AMemory.ReadUInt32); break;
case 3: Name = nameof(AMemory.ReadUInt64); break;
case 4: Name = nameof(AMemory.ReadVector128); break;
}
Context.EmitCall(typeof(AMemory), Name);
if (Ext == Extension.Sx32 ||
Ext == Extension.Sx64)
if (IsSimd)
{
switch (Size)
{
case 0: Context.Emit(OpCodes.Conv_I1); break;
case 1: Context.Emit(OpCodes.Conv_I2); break;
case 2: Context.Emit(OpCodes.Conv_I4); break;
case 0: Name = nameof(AMemory.ReadVector8); break;
case 1: Name = nameof(AMemory.ReadVector16); break;
case 2: Name = nameof(AMemory.ReadVector32); break;
case 3: Name = nameof(AMemory.ReadVector64); break;
case 4: Name = nameof(AMemory.ReadVector128); break;
}
}
else
{
switch (Size)
{
case 0: Name = nameof(AMemory.ReadByte); break;
case 1: Name = nameof(AMemory.ReadUInt16); break;
case 2: Name = nameof(AMemory.ReadUInt32); break;
case 3: Name = nameof(AMemory.ReadUInt64); break;
}
}
if (Size < 3)
Context.EmitCall(typeof(AMemory), Name);
if (!IsSimd)
{
Context.Emit(Ext == Extension.Sx64
? OpCodes.Conv_I8
: OpCodes.Conv_U8);
if (Ext == Extension.Sx32 ||
Ext == Extension.Sx64)
{
switch (Size)
{
case 0: Context.Emit(OpCodes.Conv_I1); break;
case 1: Context.Emit(OpCodes.Conv_I2); break;
case 2: Context.Emit(OpCodes.Conv_I4); break;
}
}
if (Size < 3)
{
Context.Emit(Ext == Extension.Sx64
? OpCodes.Conv_I8
: OpCodes.Conv_U8);
}
}
}
public static void EmitWriteCall(AILEmitterCtx Context, int Size)
{
if (Size < 0 || Size > 4)
bool IsSimd = GetIsSimd(Context);
string Name = null;
if (Size < 0 || Size > (IsSimd ? 4 : 3))
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
}
if (Size < 3)
if (Size < 3 && !IsSimd)
{
Context.Emit(OpCodes.Conv_I4);
}
string Name = null;
switch (Size)
if (IsSimd)
{
case 0: Name = nameof(AMemory.WriteByte); break;
case 1: Name = nameof(AMemory.WriteUInt16); break;
case 2: Name = nameof(AMemory.WriteUInt32); break;
case 3: Name = nameof(AMemory.WriteUInt64); break;
case 4: Name = nameof(AMemory.WriteVector128); break;
switch (Size)
{
case 0: Name = nameof(AMemory.WriteVector8); break;
case 1: Name = nameof(AMemory.WriteVector16); break;
case 2: Name = nameof(AMemory.WriteVector32); break;
case 3: Name = nameof(AMemory.WriteVector64); break;
case 4: Name = nameof(AMemory.WriteVector128); break;
}
}
else
{
switch (Size)
{
case 0: Name = nameof(AMemory.WriteByte); break;
case 1: Name = nameof(AMemory.WriteUInt16); break;
case 2: Name = nameof(AMemory.WriteUInt32); break;
case 3: Name = nameof(AMemory.WriteUInt64); break;
}
}
Context.EmitCall(typeof(AMemory), Name);
}
private static bool GetIsSimd(AILEmitterCtx Context)
{
return Context.CurrOp is IAOpCodeSimd &&
!(Context.CurrOp is AOpCodeSimdMemMs ||
Context.CurrOp is AOpCodeSimdMemSs);
}
}
}

View file

@ -1,745 +0,0 @@
using ChocolArm64.Decoder;
using ChocolArm64.State;
using ChocolArm64.Translation;
using System;
using System.Reflection;
using System.Reflection.Emit;
namespace ChocolArm64.Instruction
{
static partial class AInstEmit
{
public static void Addp_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
Context.EmitLdvec(Op.Rn);
Context.EmitLdc_I4(Op.Size);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.Addp_S));
Context.EmitStvec(Op.Rd);
}
public static void Dup_S(AILEmitterCtx Context)
{
AOpCodeSimdIns Op = (AOpCodeSimdIns)Context.CurrOp;
Context.EmitLdvec(Op.Rn);
Context.EmitLdc_I4(Op.DstIndex);
Context.EmitLdc_I4(Op.Size);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.Dup_S));
Context.EmitStvec(Op.Rd);
}
public static void Fabs_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
MethodInfo MthdInfo;
if (Op.Size == 0)
{
MthdInfo = typeof(MathF).GetMethod(nameof(MathF.Abs), new Type[] { typeof(float) });
}
else if (Op.Size == 1)
{
MthdInfo = typeof(Math).GetMethod(nameof(Math.Abs), new Type[] { typeof(double) });
}
else
{
throw new InvalidOperationException();
}
Context.EmitCall(MthdInfo);
Context.EmitStvecsf(Op.Rd);
}
public static void Fadd_S(AILEmitterCtx Context) => EmitScalarOp(Context, OpCodes.Add);
public static void Fccmp_S(AILEmitterCtx Context)
{
AOpCodeSimdFcond Op = (AOpCodeSimdFcond)Context.CurrOp;
AILLabel LblTrue = new AILLabel();
AILLabel LblEnd = new AILLabel();
Context.EmitCondBranch(LblTrue, Op.Cond);
//TODO: Share this logic with Ccmp.
Context.EmitLdc_I4((Op.NZCV >> 0) & 1);
Context.EmitStflg((int)APState.VBit);
Context.EmitLdc_I4((Op.NZCV >> 1) & 1);
Context.EmitStflg((int)APState.CBit);
Context.EmitLdc_I4((Op.NZCV >> 2) & 1);
Context.EmitStflg((int)APState.ZBit);
Context.EmitLdc_I4((Op.NZCV >> 3) & 1);
Context.EmitStflg((int)APState.NBit);
Context.Emit(OpCodes.Br_S, LblEnd);
Context.MarkLabel(LblTrue);
Fcmp_S(Context);
Context.MarkLabel(LblEnd);
}
public static void Fcmp_S(AILEmitterCtx Context)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
bool CmpWithZero = !(Op is AOpCodeSimdFcond) ? Op.Bit3 : false;
//todo
//Context.TryMarkCondWithoutCmp();
void EmitLoadOpers()
{
Context.EmitLdvecsf(Op.Rn);
if (CmpWithZero)
{
EmitLdcImmF(Context, 0, Op.Size);
}
else
{
Context.EmitLdvecsf(Op.Rm);
}
}
//Z = Rn == Rm
EmitLoadOpers();
Context.Emit(OpCodes.Ceq);
Context.Emit(OpCodes.Dup);
Context.EmitStflg((int)APState.ZBit);
//C = Rn >= Rm
EmitLoadOpers();
Context.Emit(OpCodes.Cgt);
Context.Emit(OpCodes.Or);
Context.EmitStflg((int)APState.CBit);
//N = Rn < Rm
EmitLoadOpers();
Context.Emit(OpCodes.Clt);
Context.EmitStflg((int)APState.NBit);
//Handle NaN case. If any number is NaN, then NZCV = 0011.
AILLabel LblNotNaN = new AILLabel();
if (CmpWithZero)
{
EmitNaNCheck(Context, Op.Rn);
}
else
{
EmitNaNCheck(Context, Op.Rn);
EmitNaNCheck(Context, Op.Rm);
Context.Emit(OpCodes.Or);
}
Context.Emit(OpCodes.Brfalse_S, LblNotNaN);
Context.EmitLdc_I4(1);
Context.EmitLdc_I4(1);
Context.EmitStflg((int)APState.CBit);
Context.EmitStflg((int)APState.VBit);
Context.MarkLabel(LblNotNaN);
}
public static void Fcmpe_S(AILEmitterCtx Context)
{
//TODO: Raise exception if value is NaN, how to handle exceptions?
Fcmp_S(Context);
}
public static void Fcsel_S(AILEmitterCtx Context)
{
AOpCodeSimdFcond Op = (AOpCodeSimdFcond)Context.CurrOp;
AILLabel LblTrue = new AILLabel();
AILLabel LblEnd = new AILLabel();
Context.EmitCondBranch(LblTrue, Op.Cond);
Context.EmitLdvecsf(Op.Rm);
Context.EmitStvecsf(Op.Rd);
Context.Emit(OpCodes.Br_S, LblEnd);
Context.MarkLabel(LblTrue);
Context.EmitLdvecsf(Op.Rn);
Context.EmitStvecsf(Op.Rd);
Context.MarkLabel(LblEnd);
}
public static void Fcvt_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
EmitFloatCast(Context, Op.Opc);
Context.EmitStvecsf(Op.Rd);
}
public static void Fcvtms_S(AILEmitterCtx Context) => EmitMathOpCvtToInt(Context, nameof(Math.Floor));
public static void Fcvtps_S(AILEmitterCtx Context) => EmitMathOpCvtToInt(Context, nameof(Math.Ceiling));
public static void Fcvtzs_S(AILEmitterCtx Context) => EmitFcvtz_(Context, true);
public static void Fcvtzu_S(AILEmitterCtx Context) => EmitFcvtz_(Context, false);
private static void EmitFcvtz_(AILEmitterCtx Context, bool Signed)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
if (Signed)
{
EmitCvtToInt(Context, Op.Size);
}
else
{
EmitCvtToUInt(Context, Op.Size);
}
Context.EmitStintzr(Op.Rd);
}
public static void Fcvtzs_Fix(AILEmitterCtx Context) => EmitFcvtz__Fix(Context, true);
public static void Fcvtzu_Fix(AILEmitterCtx Context) => EmitFcvtz__Fix(Context, false);
private static void EmitFcvtz__Fix(AILEmitterCtx Context, bool Signed)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
EmitLdcImmF(Context, 1L << Op.FBits, Op.Size);
Context.Emit(OpCodes.Mul);
if (Signed)
{
EmitCvtToInt(Context, Op.Size);
}
else
{
EmitCvtToUInt(Context, Op.Size);
}
Context.EmitStintzr(Op.Rd);
}
public static void Fdiv_S(AILEmitterCtx Context) => EmitScalarOp(Context, OpCodes.Div);
public static void Fmadd_S(AILEmitterCtx Context)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
Context.EmitLdvecsf(Op.Ra);
Context.EmitLdvecsf(Op.Rn);
Context.EmitLdvecsf(Op.Rm);
Context.Emit(OpCodes.Mul);
Context.Emit(OpCodes.Add);
Context.EmitStvecsf(Op.Rd);
}
public static void Fmax_S(AILEmitterCtx Context) => EmitMathOp3(Context, nameof(Math.Max));
public static void Fmin_S(AILEmitterCtx Context) => EmitMathOp3(Context, nameof(Math.Min));
public static void Fmaxnm_S(AILEmitterCtx Context) => EmitMathOp3(Context, nameof(Math.Max));
public static void Fminnm_S(AILEmitterCtx Context) => EmitMathOp3(Context, nameof(Math.Min));
public static void Fmov_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
Context.EmitStvecsf(Op.Rd);
}
public static void Fmov_Si(AILEmitterCtx Context)
{
AOpCodeSimdFmov Op = (AOpCodeSimdFmov)Context.CurrOp;
Context.EmitLdc_I8(Op.Imm);
Context.EmitLdc_I4(0);
Context.EmitLdc_I4(Op.Size + 2);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.Fmov_S));
Context.EmitStvec(Op.Rd);
}
public static void Fmov_Ftoi(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdvecsi(Op.Rn);
Context.EmitStintzr(Op.Rd);
}
public static void Fmov_Itof(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdintzr(Op.Rn);
Context.EmitStvecsi(Op.Rd);
}
public static void Fmov_Ftoi1(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdvec(Op.Rn);
Context.EmitLdc_I4(1);
Context.EmitLdc_I4(3);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.ExtractVec));
Context.EmitStintzr(Op.Rd);
}
public static void Fmov_Itof1(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdintzr(Op.Rn);
Context.EmitLdc_I4(1);
Context.EmitLdc_I4(3);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.Fmov_S));
Context.EmitStvec(Op.Rd);
}
public static void Fmsub_S(AILEmitterCtx Context)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
Context.EmitLdvecsf(Op.Ra);
Context.EmitLdvecsf(Op.Rn);
Context.Emit(OpCodes.Neg);
Context.EmitLdvecsf(Op.Rm);
Context.Emit(OpCodes.Mul);
Context.Emit(OpCodes.Sub);
Context.EmitStvecsf(Op.Rd);
}
public static void Fmul_S(AILEmitterCtx Context) => EmitScalarOp(Context, OpCodes.Mul);
public static void Fneg_S(AILEmitterCtx Context) => EmitScalarOp(Context, OpCodes.Neg);
public static void Fnmul_S(AILEmitterCtx Context)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
Context.EmitLdvecsf(Op.Rm);
Context.Emit(OpCodes.Mul);
Context.Emit(OpCodes.Neg);
Context.EmitStvecsf(Op.Rd);
}
public static void Frinta_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
Context.EmitLdc_I4((int)MidpointRounding.AwayFromZero);
MethodInfo MthdInfo;
if (Op.Size == 0)
{
Type[] Types = new Type[] { typeof(float), typeof(MidpointRounding) };
MthdInfo = typeof(MathF).GetMethod(nameof(MathF.Round), Types);
}
else if (Op.Size == 1)
{
Type[] Types = new Type[] { typeof(double), typeof(MidpointRounding) };
MthdInfo = typeof(Math).GetMethod(nameof(Math.Round), Types);
}
else
{
throw new InvalidOperationException();
}
Context.EmitCall(MthdInfo);
Context.EmitStvecsf(Op.Rd);
}
public static void Frintm_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
MethodInfo MthdInfo;
if (Op.Size == 0)
{
MthdInfo = typeof(MathF).GetMethod(nameof(MathF.Floor), new Type[] { typeof(float) });
}
else if (Op.Size == 1)
{
MthdInfo = typeof(Math).GetMethod(nameof(Math.Floor), new Type[] { typeof(double) });
}
else
{
throw new InvalidOperationException();
}
Context.EmitCall(MthdInfo);
Context.EmitStvecsf(Op.Rd);
}
public static void Fsqrt_S(AILEmitterCtx Context) => EmitMathOp2(Context, nameof(Math.Sqrt));
public static void Fsub_S(AILEmitterCtx Context) => EmitScalarOp(Context, OpCodes.Sub);
public static void Scvtf_Gp(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdintzr(Op.Rn);
EmitFloatCast(Context, Op.Size);
Context.EmitStvecsf(Op.Rd);
}
public static void Scvtf_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
Context.EmitLdvecsi(Op.Rn);
EmitFloatCast(Context, Op.Size);
Context.EmitStvecsf(Op.Rd);
}
public static void Shl_S(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
Context.EmitLdvecsi(Op.Rn);
Context.EmitLdc_I4(Op.Imm - (8 << Op.Size));
Context.Emit(OpCodes.Shl);
Context.EmitStvecsi(Op.Rd);
}
public static void Sshr_S(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
Context.EmitLdvecsi(Op.Rn);
Context.EmitLdc_I4((8 << (Op.Size + 1)) - Op.Imm);
Context.Emit(OpCodes.Shr);
Context.EmitStvecsi(Op.Rd);
}
public static void Sub_S(AILEmitterCtx Context)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
Context.EmitLdvecsi(Op.Rn);
Context.EmitLdvecsi(Op.Rm);
Context.Emit(OpCodes.Sub);
Context.EmitStvecsi(Op.Rd);
}
public static void Ucvtf_Gp(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdintzr(Op.Rn);
Context.Emit(OpCodes.Conv_R_Un);
EmitFloatCast(Context, Op.Size);
Context.EmitStvecsf(Op.Rd);
}
public static void Ucvtf_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
Context.EmitLdvecsi(Op.Rn);
Context.Emit(OpCodes.Conv_R_Un);
EmitFloatCast(Context, Op.Size);
Context.EmitStvecsf(Op.Rd);
}
public static void Umov_S(AILEmitterCtx Context)
{
AOpCodeSimdIns Op = (AOpCodeSimdIns)Context.CurrOp;
Context.EmitLdvec(Op.Rn);
Context.EmitLdc_I4(Op.DstIndex);
Context.EmitLdc_I4(Op.Size);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.ExtractVec));
Context.EmitStintzr(Op.Rd);
}
private static void EmitScalarOp(AILEmitterCtx Context, OpCode ILOp)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
//Negate and Not are the only unary operations supported on IL.
//"Not" doesn't work with floats, so we don't need to compare it.
if (ILOp != OpCodes.Neg)
{
Context.EmitLdvecsf(Op.Rm);
}
Context.Emit(ILOp);
Context.EmitStvecsf(Op.Rd);
}
private static void EmitMathOp2(AILEmitterCtx Context, string Name)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
EmitMathOpCall(Context, Name);
Context.EmitStvecsf(Op.Rd);
}
private static void EmitMathOp3(AILEmitterCtx Context, string Name)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
Context.EmitLdvecsf(Op.Rm);
MethodInfo MthdInfo;
if (Op.Size == 0)
{
MthdInfo = typeof(MathF).GetMethod(Name, new Type[] { typeof(float), typeof(float) });
}
else if (Op.Size == 1)
{
MthdInfo = typeof(Math).GetMethod(Name, new Type[] { typeof(double), typeof(double) });
}
else
{
throw new InvalidOperationException();
}
Context.EmitCall(MthdInfo);
Context.EmitStvecsf(Op.Rd);
}
public static void EmitMathOpCvtToInt(AILEmitterCtx Context, string Name)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdvecsf(Op.Rn);
EmitMathOpCall(Context, Name);
EmitCvtToInt(Context, Op.Size);
Context.EmitStintzr(Op.Rd);
}
private static void EmitMathOpCall(AILEmitterCtx Context, string Name)
{
IAOpCodeSimd Op = (IAOpCodeSimd)Context.CurrOp;
MethodInfo MthdInfo;
if (Op.Size == 0)
{
MthdInfo = typeof(MathF).GetMethod(Name);
}
else if (Op.Size == 1)
{
MthdInfo = typeof(Math).GetMethod(Name);
}
else
{
throw new InvalidOperationException();
}
Context.EmitCall(MthdInfo);
}
private static void EmitCvtToInt(AILEmitterCtx Context, int Size)
{
if (Size < 0 || Size > 1)
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
Context.EmitLdc_I4(0);
if (Context.CurrOp.RegisterSize == ARegisterSize.Int32)
{
if (Size == 0)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatSingleToInt32));
}
else /* if (Size == 1) */
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatDoubleToInt32));
}
}
else
{
if (Size == 0)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatSingleToInt64));
}
else /* if (Size == 1) */
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatDoubleToInt64));
}
}
}
private static void EmitCvtToUInt(AILEmitterCtx Context, int Size)
{
if (Size < 0 || Size > 1)
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
Context.EmitLdc_I4(0);
if (Context.CurrOp.RegisterSize == ARegisterSize.Int32)
{
if (Size == 0)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatSingleToUInt32));
}
else /* if (Size == 1) */
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatDoubleToUInt32));
}
}
else
{
if (Size == 0)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatSingleToUInt64));
}
else /* if (Size == 1) */
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatDoubleToUInt64));
}
}
}
private static void EmitFloatCast(AILEmitterCtx Context, int Size)
{
if (Size == 0)
{
Context.Emit(OpCodes.Conv_R4);
}
else if (Size == 1)
{
Context.Emit(OpCodes.Conv_R8);
}
else
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
}
private static void EmitLdcImmF(AILEmitterCtx Context, double ImmF, int Size)
{
if (Size == 0)
{
Context.EmitLdc_R4((float)ImmF);
}
else if (Size == 1)
{
Context.EmitLdc_R8(ImmF);
}
else
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
}
private static void EmitNaNCheck(AILEmitterCtx Context, int Index)
{
IAOpCodeSimd Op = (IAOpCodeSimd)Context.CurrOp;
Context.EmitLdvecsf(Index);
if (Op.Size == 0)
{
Context.EmitCall(typeof(float), nameof(float.IsNaN));
}
else if (Op.Size == 1)
{
Context.EmitCall(typeof(double), nameof(double.IsNaN));
}
else
{
throw new InvalidOperationException();
}
}
}
}

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using ChocolArm64.Decoder;
using ChocolArm64.State;
using ChocolArm64.Translation;
using System;
using System.Reflection;
using System.Reflection.Emit;
using static ChocolArm64.Instruction.AInstEmitSimdHelper;
namespace ChocolArm64.Instruction
{
static partial class AInstEmit
{
public static void Add_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpZx(Context, () => Context.Emit(OpCodes.Add));
}
public static void Addp_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
EmitVectorExtractZx(Context, Op.Rn, 0, Op.Size);
EmitVectorExtractZx(Context, Op.Rn, 1, Op.Size);
Context.Emit(OpCodes.Add);
EmitScalarSet(Context, Op.Rd, Op.Size);
}
public static void Addp_V(AILEmitterCtx Context)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
int Elems = Bytes >> Op.Size;
int Half = Elems >> 1;
for (int Index = 0; Index < Elems; Index++)
{
int Elem = (Index & (Half - 1)) << 1;
EmitVectorExtractZx(Context, Index < Half ? Op.Rn : Op.Rm, Elem + 0, Op.Size);
EmitVectorExtractZx(Context, Index < Half ? Op.Rn : Op.Rm, Elem + 1, Op.Size);
Context.Emit(OpCodes.Add);
EmitVectorInsertTmp(Context, Index, Op.Size);
}
Context.EmitLdvectmp();
Context.EmitStvec(Op.Rd);
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
public static void Addv_V(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
EmitVectorExtractZx(Context, Op.Rn, 0, Op.Size);
for (int Index = 1; Index < (Bytes >> Op.Size); Index++)
{
EmitVectorExtractZx(Context, Op.Rn, Index, Op.Size);
Context.Emit(OpCodes.Add);
}
EmitScalarSet(Context, Op.Rd, Op.Size);
}
public static void Cnt_V(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int Elems = Op.RegisterSize == ARegisterSize.SIMD128 ? 16 : 8;
for (int Index = 0; Index < Elems; Index++)
{
EmitVectorExtractZx(Context, Op.Rn, Index, 0);
Context.Emit(OpCodes.Conv_U1);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.CountSetBits8));
Context.Emit(OpCodes.Conv_U8);
EmitVectorInsert(Context, Op.Rd, Index, 0);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
public static void Fabs_S(AILEmitterCtx Context)
{
EmitScalarUnaryOpF(Context, () =>
{
EmitUnaryMathCall(Context, nameof(Math.Abs));
});
}
public static void Fadd_S(AILEmitterCtx Context)
{
EmitScalarBinaryOpF(Context, () => Context.Emit(OpCodes.Add));
}
public static void Fadd_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpF(Context, () => Context.Emit(OpCodes.Add));
}
public static void Fdiv_S(AILEmitterCtx Context)
{
EmitScalarBinaryOpF(Context, () => Context.Emit(OpCodes.Div));
}
public static void Fmadd_S(AILEmitterCtx Context)
{
EmitScalarTernaryRaOpF(Context, () =>
{
Context.Emit(OpCodes.Mul);
Context.Emit(OpCodes.Add);
});
}
public static void Fmax_S(AILEmitterCtx Context)
{
EmitScalarBinaryOpF(Context, () =>
{
EmitBinaryMathCall(Context, nameof(Math.Max));
});
}
public static void Fmin_S(AILEmitterCtx Context)
{
EmitScalarBinaryOpF(Context, () =>
{
EmitBinaryMathCall(Context, nameof(Math.Min));
});
}
public static void Fmaxnm_S(AILEmitterCtx Context)
{
Fmax_S(Context);
}
public static void Fminnm_S(AILEmitterCtx Context)
{
Fmin_S(Context);
}
public static void Fmla_V(AILEmitterCtx Context)
{
EmitVectorTernaryOpF(Context, () =>
{
Context.Emit(OpCodes.Mul);
Context.Emit(OpCodes.Add);
});
}
public static void Fmla_Ve(AILEmitterCtx Context)
{
EmitVectorTernaryOpByElemF(Context, () =>
{
Context.Emit(OpCodes.Mul);
Context.Emit(OpCodes.Add);
});
}
public static void Fmsub_S(AILEmitterCtx Context)
{
EmitScalarTernaryRaOpF(Context, () =>
{
Context.Emit(OpCodes.Mul);
Context.Emit(OpCodes.Neg);
Context.Emit(OpCodes.Add);
});
}
public static void Fmul_S(AILEmitterCtx Context)
{
EmitScalarBinaryOpF(Context, () => Context.Emit(OpCodes.Mul));
}
public static void Fmul_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpF(Context, () => Context.Emit(OpCodes.Mul));
}
public static void Fmul_Ve(AILEmitterCtx Context)
{
EmitVectorBinaryOpByElemF(Context, () => Context.Emit(OpCodes.Mul));
}
public static void Fneg_S(AILEmitterCtx Context)
{
EmitScalarUnaryOpF(Context, () => Context.Emit(OpCodes.Neg));
}
public static void Fnmul_S(AILEmitterCtx Context)
{
EmitScalarBinaryOpF(Context, () =>
{
Context.Emit(OpCodes.Mul);
Context.Emit(OpCodes.Neg);
});
}
public static void Frinta_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
EmitVectorExtractF(Context, Op.Rn, 0, Op.Size);
Context.EmitLdc_I4((int)MidpointRounding.AwayFromZero);
MethodInfo MthdInfo;
Type[] Types = new Type[] { null, typeof(MidpointRounding) };
Types[0] = Op.Size == 0
? typeof(float)
: typeof(double);
if (Op.Size == 0)
{
MthdInfo = typeof(MathF).GetMethod(nameof(MathF.Round), Types);
}
else if (Op.Size == 1)
{
MthdInfo = typeof(Math).GetMethod(nameof(Math.Round), Types);
}
else
{
throw new InvalidOperationException();
}
Context.EmitCall(MthdInfo);
EmitScalarSetF(Context, Op.Rd, Op.Size);
}
public static void Frintm_S(AILEmitterCtx Context)
{
EmitScalarUnaryOpF(Context, () =>
{
EmitUnaryMathCall(Context, nameof(Math.Floor));
});
}
public static void Fsqrt_S(AILEmitterCtx Context)
{
EmitScalarUnaryOpF(Context, () =>
{
EmitUnaryMathCall(Context, nameof(Math.Sqrt));
});
}
public static void Fsub_S(AILEmitterCtx Context)
{
EmitScalarBinaryOpF(Context, () => Context.Emit(OpCodes.Sub));
}
public static void Fsub_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpF(Context, () => Context.Emit(OpCodes.Sub));
}
public static void Mla_V(AILEmitterCtx Context)
{
EmitVectorTernaryOpZx(Context, () =>
{
Context.Emit(OpCodes.Mul);
Context.Emit(OpCodes.Add);
});
}
public static void Mul_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpZx(Context, () => Context.Emit(OpCodes.Mul));
}
public static void Neg_V(AILEmitterCtx Context)
{
EmitVectorUnaryOpSx(Context, () => Context.Emit(OpCodes.Neg));
}
public static void Saddw_V(AILEmitterCtx Context)
{
EmitVectorWidenBinaryOpSx(Context, () => Context.Emit(OpCodes.Add));
}
public static void Smax_V(AILEmitterCtx Context)
{
Type[] Types = new Type[] { typeof(long), typeof(long) };
MethodInfo MthdInfo = typeof(Math).GetMethod(nameof(Math.Max), Types);
EmitVectorBinaryOpSx(Context, () => Context.EmitCall(MthdInfo));
}
public static void Smin_V(AILEmitterCtx Context)
{
Type[] Types = new Type[] { typeof(long), typeof(long) };
MethodInfo MthdInfo = typeof(Math).GetMethod(nameof(Math.Min), Types);
EmitVectorBinaryOpSx(Context, () => Context.EmitCall(MthdInfo));
}
public static void Sub_S(AILEmitterCtx Context)
{
EmitScalarBinaryOpZx(Context, () => Context.Emit(OpCodes.Sub));
}
public static void Sub_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpZx(Context, () => Context.Emit(OpCodes.Sub));
}
public static void Uaddlv_V(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
EmitVectorExtractZx(Context, Op.Rn, 0, Op.Size);
for (int Index = 1; Index < (Bytes >> Op.Size); Index++)
{
EmitVectorExtractZx(Context, Op.Rn, Index, Op.Size);
Context.Emit(OpCodes.Add);
}
EmitScalarSet(Context, Op.Rd, Op.Size + 1);
}
public static void Uaddw_V(AILEmitterCtx Context)
{
EmitVectorWidenBinaryOpZx(Context, () => Context.Emit(OpCodes.Add));
}
}
}

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using ChocolArm64.Decoder;
using ChocolArm64.State;
using ChocolArm64.Translation;
using System;
using System.Reflection.Emit;
using static ChocolArm64.Instruction.AInstEmitSimdHelper;
namespace ChocolArm64.Instruction
{
static partial class AInstEmit
{
public static void Cmeq_V(AILEmitterCtx Context)
{
EmitVectorCmp(Context, OpCodes.Beq_S);
}
public static void Cmge_V(AILEmitterCtx Context)
{
EmitVectorCmp(Context, OpCodes.Bge_S);
}
public static void Cmgt_V(AILEmitterCtx Context)
{
EmitVectorCmp(Context, OpCodes.Bgt_S);
}
public static void Cmhi_V(AILEmitterCtx Context)
{
EmitVectorCmp(Context, OpCodes.Bgt_Un_S);
}
public static void Cmhs_V(AILEmitterCtx Context)
{
EmitVectorCmp(Context, OpCodes.Bge_Un_S);
}
public static void Cmle_V(AILEmitterCtx Context)
{
EmitVectorCmp(Context, OpCodes.Ble_S);
}
public static void Cmlt_V(AILEmitterCtx Context)
{
EmitVectorCmp(Context, OpCodes.Blt_S);
}
public static void Fccmp_S(AILEmitterCtx Context)
{
AOpCodeSimdFcond Op = (AOpCodeSimdFcond)Context.CurrOp;
AILLabel LblTrue = new AILLabel();
AILLabel LblEnd = new AILLabel();
Context.EmitCondBranch(LblTrue, Op.Cond);
//TODO: Share this logic with Ccmp.
Context.EmitLdc_I4((Op.NZCV >> 0) & 1);
Context.EmitStflg((int)APState.VBit);
Context.EmitLdc_I4((Op.NZCV >> 1) & 1);
Context.EmitStflg((int)APState.CBit);
Context.EmitLdc_I4((Op.NZCV >> 2) & 1);
Context.EmitStflg((int)APState.ZBit);
Context.EmitLdc_I4((Op.NZCV >> 3) & 1);
Context.EmitStflg((int)APState.NBit);
Context.Emit(OpCodes.Br_S, LblEnd);
Context.MarkLabel(LblTrue);
Fcmp_S(Context);
Context.MarkLabel(LblEnd);
}
public static void Fcmp_S(AILEmitterCtx Context)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
bool CmpWithZero = !(Op is AOpCodeSimdFcond) ? Op.Bit3 : false;
void EmitLoadOpers()
{
EmitVectorExtractF(Context, Op.Rn, 0, Op.Size);
if (CmpWithZero)
{
EmitLdcImmF(Context, 0, Op.Size);
}
else
{
EmitVectorExtractF(Context, Op.Rm, 0, Op.Size);
}
}
//Z = Rn == Rm
EmitLoadOpers();
Context.Emit(OpCodes.Ceq);
Context.Emit(OpCodes.Dup);
Context.EmitStflg((int)APState.ZBit);
//C = Rn >= Rm
EmitLoadOpers();
Context.Emit(OpCodes.Cgt);
Context.Emit(OpCodes.Or);
Context.EmitStflg((int)APState.CBit);
//N = Rn < Rm
EmitLoadOpers();
Context.Emit(OpCodes.Clt);
Context.EmitStflg((int)APState.NBit);
//Handle NaN case. If any number is NaN, then NZCV = 0011.
AILLabel LblNotNaN = new AILLabel();
if (CmpWithZero)
{
EmitNaNCheck(Context, Op.Rn);
}
else
{
EmitNaNCheck(Context, Op.Rn);
EmitNaNCheck(Context, Op.Rm);
Context.Emit(OpCodes.Or);
}
Context.Emit(OpCodes.Brfalse_S, LblNotNaN);
Context.EmitLdc_I4(1);
Context.EmitLdc_I4(1);
Context.EmitStflg((int)APState.CBit);
Context.EmitStflg((int)APState.VBit);
Context.MarkLabel(LblNotNaN);
}
public static void Fcmpe_S(AILEmitterCtx Context)
{
Fcmp_S(Context);
}
private static void EmitLdcImmF(AILEmitterCtx Context, double ImmF, int Size)
{
if (Size == 0)
{
Context.EmitLdc_R4((float)ImmF);
}
else if (Size == 1)
{
Context.EmitLdc_R8(ImmF);
}
else
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
}
private static void EmitNaNCheck(AILEmitterCtx Context, int Reg)
{
IAOpCodeSimd Op = (IAOpCodeSimd)Context.CurrOp;
EmitVectorExtractF(Context, Reg, 0, Op.Size);
if (Op.Size == 0)
{
Context.EmitCall(typeof(float), nameof(float.IsNaN));
}
else if (Op.Size == 1)
{
Context.EmitCall(typeof(double), nameof(double.IsNaN));
}
else
{
throw new InvalidOperationException();
}
}
private static void EmitVectorCmp(AILEmitterCtx Context, OpCode ILOp)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
ulong SzMask = ulong.MaxValue >> (64 - (8 << Op.Size));
for (int Index = 0; Index < (Bytes >> Op.Size); Index++)
{
EmitVectorExtractSx(Context, Op.Rn, Index, Op.Size);
if (Op is AOpCodeSimdReg BinOp)
{
EmitVectorExtractSx(Context, BinOp.Rm, Index, Op.Size);
}
else
{
Context.EmitLdc_I8(0);
}
AILLabel LblTrue = new AILLabel();
AILLabel LblEnd = new AILLabel();
Context.Emit(ILOp, LblTrue);
EmitVectorInsert(Context, Op.Rd, Index, Op.Size, 0);
Context.Emit(OpCodes.Br_S, LblEnd);
Context.MarkLabel(LblTrue);
EmitVectorInsert(Context, Op.Rd, Index, Op.Size, (long)SzMask);
Context.MarkLabel(LblEnd);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
}
}

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using ChocolArm64.Decoder;
using ChocolArm64.State;
using ChocolArm64.Translation;
using System;
using System.Reflection.Emit;
using static ChocolArm64.Instruction.AInstEmitSimdHelper;
namespace ChocolArm64.Instruction
{
static partial class AInstEmit
{
public static void Fcvt_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
EmitVectorExtractF(Context, Op.Rn, 0, Op.Size);
EmitFloatCast(Context, Op.Opc);
EmitScalarSetF(Context, Op.Rd, Op.Opc);
}
public static void Fcvtms_Gp(AILEmitterCtx Context)
{
EmitFcvt_s_Gp(Context, nameof(Math.Floor));
}
public static void Fcvtps_Gp(AILEmitterCtx Context)
{
EmitFcvt_s_Gp(Context, nameof(Math.Ceiling));
}
public static void Fcvtzs_Gp(AILEmitterCtx Context)
{
EmitFcvtz__Gp(Context, Signed: true);
}
public static void Fcvtzs_Gp_Fix(AILEmitterCtx Context)
{
EmitFcvtz__Gp_Fix(Context, Signed: true);
}
public static void Fcvtzs_V(AILEmitterCtx Context)
{
EmitVectorFcvt(Context, Signed: true);
}
public static void Fcvtzu_Gp(AILEmitterCtx Context)
{
EmitFcvtz__Gp(Context, Signed: false);
}
public static void Fcvtzu_Gp_Fix(AILEmitterCtx Context)
{
EmitFcvtz__Gp_Fix(Context, Signed: false);
}
public static void Fcvtzu_V(AILEmitterCtx Context)
{
EmitVectorFcvt(Context, Signed: false);
}
public static void Scvtf_Gp(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdintzr(Op.Rn);
if (Context.CurrOp.RegisterSize == ARegisterSize.Int32)
{
Context.Emit(OpCodes.Conv_U4);
}
EmitFloatCast(Context, Op.Size);
EmitScalarSetF(Context, Op.Rd, Op.Size);
}
public static void Scvtf_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
EmitVectorExtractSx(Context, Op.Rd, 0, Op.Size + 2);
EmitFloatCast(Context, Op.Size);
EmitScalarSetF(Context, Op.Rd, Op.Size);
}
public static void Scvtf_V(AILEmitterCtx Context)
{
EmitVectorCvtf(Context, Signed: true);
}
public static void Ucvtf_Gp(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdintzr(Op.Rn);
if (Context.CurrOp.RegisterSize == ARegisterSize.Int32)
{
Context.Emit(OpCodes.Conv_U4);
}
Context.Emit(OpCodes.Conv_R_Un);
EmitFloatCast(Context, Op.Size);
EmitScalarSetF(Context, Op.Rd, Op.Size);
}
public static void Ucvtf_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
EmitVectorExtractZx(Context, Op.Rn, 0, Op.Size + 2);
Context.Emit(OpCodes.Conv_R_Un);
EmitFloatCast(Context, Op.Size);
EmitScalarSetF(Context, Op.Rd, Op.Size);
}
public static void Ucvtf_V(AILEmitterCtx Context)
{
EmitVectorCvtf(Context, Signed: false);
}
private static int GetFBits(AILEmitterCtx Context)
{
if (Context.CurrOp is AOpCodeSimdShImm Op)
{
return GetImmShr(Op);
}
return 0;
}
private static void EmitFloatCast(AILEmitterCtx Context, int Size)
{
if (Size == 0)
{
Context.Emit(OpCodes.Conv_R4);
}
else if (Size == 1)
{
Context.Emit(OpCodes.Conv_R8);
}
else
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
}
private static void EmitFcvt_s_Gp(AILEmitterCtx Context, string Name)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
EmitVectorExtractF(Context, Op.Rn, 0, Op.Size);
EmitUnaryMathCall(Context, Name);
EmitScalarFcvts(Context, Op.Size, 0);
if (Context.CurrOp.RegisterSize == ARegisterSize.Int32)
{
Context.Emit(OpCodes.Conv_U8);
}
Context.EmitStintzr(Op.Rd);
}
private static void EmitFcvtz__Gp(AILEmitterCtx Context, bool Signed)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
EmitVectorExtractF(Context, Op.Rn, 0, Op.Size);
if (Signed)
{
EmitScalarFcvts(Context, Op.Size, 0);
}
else
{
EmitScalarFcvtu(Context, Op.Size, 0);
}
if (Context.CurrOp.RegisterSize == ARegisterSize.Int32)
{
Context.Emit(OpCodes.Conv_U8);
}
Context.EmitStintzr(Op.Rd);
}
private static void EmitFcvtz__Gp_Fix(AILEmitterCtx Context, bool Signed)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
EmitVectorExtractF(Context, Op.Rn, 0, Op.Size);
if (Signed)
{
EmitScalarFcvts(Context, Op.Size, Op.FBits);
}
else
{
EmitScalarFcvtu(Context, Op.Size, Op.FBits);
}
Context.EmitStintzr(Op.Rd);
}
private static void EmitVectorCvtf(AILEmitterCtx Context, bool Signed)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int SizeF = Op.Size & 1;
int SizeI = SizeF + 2;
int FBits = GetFBits(Context);
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < (Bytes >> SizeI); Index++)
{
EmitVectorExtract(Context, Op.Rn, Index, SizeI, Signed);
if (!Signed)
{
Context.Emit(OpCodes.Conv_R_Un);
}
Context.Emit(SizeF == 0
? OpCodes.Conv_R4
: OpCodes.Conv_R8);
EmitI2fFBitsMul(Context, SizeF, FBits);
EmitVectorInsertF(Context, Op.Rd, Index, SizeF);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
private static void EmitVectorFcvt(AILEmitterCtx Context, bool Signed)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int SizeF = Op.Size & 1;
int SizeI = SizeF + 2;
int FBits = GetFBits(Context);
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < (Bytes >> SizeI); Index++)
{
EmitVectorExtractF(Context, Op.Rn, Index, SizeF);
EmitF2iFBitsMul(Context, SizeF, FBits);
if (SizeF == 0)
{
ASoftFallback.EmitCall(Context, Signed
? nameof(ASoftFallback.SatF32ToS32)
: nameof(ASoftFallback.SatF32ToU32));
}
else /* if (SizeF == 1) */
{
ASoftFallback.EmitCall(Context, Signed
? nameof(ASoftFallback.SatF64ToS64)
: nameof(ASoftFallback.SatF64ToU64));
}
EmitVectorInsert(Context, Op.Rd, Index, SizeI);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
private static void EmitScalarFcvts(AILEmitterCtx Context, int Size, int FBits)
{
if (Size < 0 || Size > 1)
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
EmitF2iFBitsMul(Context, Size, FBits);
if (Context.CurrOp.RegisterSize == ARegisterSize.Int32)
{
if (Size == 0)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatF32ToS32));
}
else /* if (Size == 1) */
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatF64ToS32));
}
}
else
{
if (Size == 0)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatF32ToS64));
}
else /* if (Size == 1) */
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatF64ToS64));
}
}
}
private static void EmitScalarFcvtu(AILEmitterCtx Context, int Size, int FBits)
{
if (Size < 0 || Size > 1)
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
EmitF2iFBitsMul(Context, Size, FBits);
if (Context.CurrOp.RegisterSize == ARegisterSize.Int32)
{
if (Size == 0)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatF32ToU32));
}
else /* if (Size == 1) */
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatF64ToU32));
}
}
else
{
if (Size == 0)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatF32ToU64));
}
else /* if (Size == 1) */
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.SatF64ToU64));
}
}
}
private static void EmitF2iFBitsMul(AILEmitterCtx Context, int Size, int FBits)
{
if (FBits != 0)
{
if (Size == 0)
{
Context.EmitLdc_R4(MathF.Pow(2, FBits));
}
else if (Size == 1)
{
Context.EmitLdc_R8(Math.Pow(2, FBits));
}
else
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
Context.Emit(OpCodes.Mul);
}
}
private static void EmitI2fFBitsMul(AILEmitterCtx Context, int Size, int FBits)
{
if (FBits != 0)
{
if (Size == 0)
{
Context.EmitLdc_R4(1f / MathF.Pow(2, FBits));
}
else if (Size == 1)
{
Context.EmitLdc_R8(1 / Math.Pow(2, FBits));
}
else
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
Context.Emit(OpCodes.Mul);
}
}
}
}

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using ChocolArm64.Decoder;
using ChocolArm64.State;
using ChocolArm64.Translation;
using System;
using System.Reflection;
namespace ChocolArm64.Instruction
{
static class AInstEmitSimdHelper
{
[Flags]
public enum OperFlags
{
Rd = 1 << 0,
Rn = 1 << 1,
Rm = 1 << 2,
Ra = 1 << 3,
RnRm = Rn | Rm,
RdRn = Rd | Rn,
RaRnRm = Ra | Rn | Rm,
RdRnRm = Rd | Rn | Rm
}
public static int GetImmShl(AOpCodeSimdShImm Op)
{
return Op.Imm - (8 << Op.Size);
}
public static int GetImmShr(AOpCodeSimdShImm Op)
{
return (8 << (Op.Size + 1)) - Op.Imm;
}
public static void EmitUnaryMathCall(AILEmitterCtx Context, string Name)
{
IAOpCodeSimd Op = (IAOpCodeSimd)Context.CurrOp;
MethodInfo MthdInfo;
if (Op.Size == 0)
{
MthdInfo = typeof(MathF).GetMethod(Name, new Type[] { typeof(float) });
}
else if (Op.Size == 1)
{
MthdInfo = typeof(Math).GetMethod(Name, new Type[] { typeof(double) });
}
else
{
throw new InvalidOperationException();
}
Context.EmitCall(MthdInfo);
}
public static void EmitBinaryMathCall(AILEmitterCtx Context, string Name)
{
IAOpCodeSimd Op = (IAOpCodeSimd)Context.CurrOp;
MethodInfo MthdInfo;
if (Op.Size == 0)
{
MthdInfo = typeof(MathF).GetMethod(Name, new Type[] { typeof(float), typeof(float) });
}
else if (Op.Size == 1)
{
MthdInfo = typeof(Math).GetMethod(Name, new Type[] { typeof(double), typeof(double) });
}
else
{
throw new InvalidOperationException();
}
Context.EmitCall(MthdInfo);
}
public static void EmitScalarUnaryOpSx(AILEmitterCtx Context, Action Emit)
{
EmitScalarOp(Context, Emit, OperFlags.Rn, true);
}
public static void EmitScalarBinaryOpSx(AILEmitterCtx Context, Action Emit)
{
EmitScalarOp(Context, Emit, OperFlags.RnRm, true);
}
public static void EmitScalarUnaryOpZx(AILEmitterCtx Context, Action Emit)
{
EmitScalarOp(Context, Emit, OperFlags.Rn, false);
}
public static void EmitScalarBinaryOpZx(AILEmitterCtx Context, Action Emit)
{
EmitScalarOp(Context, Emit, OperFlags.RnRm, false);
}
public static void EmitScalarTernaryOpZx(AILEmitterCtx Context, Action Emit)
{
EmitScalarOp(Context, Emit, OperFlags.RdRnRm, false);
}
public static void EmitScalarOp(AILEmitterCtx Context, Action Emit, OperFlags Opers, bool Signed)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
if (Opers.HasFlag(OperFlags.Rd))
{
EmitVectorExtract(Context, Op.Rd, 0, Op.Size, Signed);
}
if (Opers.HasFlag(OperFlags.Rn))
{
EmitVectorExtract(Context, Op.Rn, 0, Op.Size, Signed);
}
if (Opers.HasFlag(OperFlags.Rm))
{
EmitVectorExtract(Context, Op.Rm, 0, Op.Size, Signed);
}
Emit();
EmitScalarSet(Context, Op.Rd, Op.Size);
}
public static void EmitScalarUnaryOpF(AILEmitterCtx Context, Action Emit)
{
EmitScalarOpF(Context, Emit, OperFlags.Rn);
}
public static void EmitScalarBinaryOpF(AILEmitterCtx Context, Action Emit)
{
EmitScalarOpF(Context, Emit, OperFlags.RnRm);
}
public static void EmitScalarTernaryRaOpF(AILEmitterCtx Context, Action Emit)
{
EmitScalarOpF(Context, Emit, OperFlags.RaRnRm);
}
public static void EmitScalarOpF(AILEmitterCtx Context, Action Emit, OperFlags Opers)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int SizeF = Op.Size & 1;
if (Opers.HasFlag(OperFlags.Ra))
{
EmitVectorExtractF(Context, ((AOpCodeSimdReg)Op).Ra, 0, SizeF);
}
if (Opers.HasFlag(OperFlags.Rn))
{
EmitVectorExtractF(Context, Op.Rn, 0, SizeF);
}
if (Opers.HasFlag(OperFlags.Rm))
{
EmitVectorExtractF(Context, ((AOpCodeSimdReg)Op).Rm, 0, SizeF);
}
Emit();
EmitScalarSetF(Context, Op.Rd, SizeF);
}
public static void EmitVectorBinaryOpF(AILEmitterCtx Context, Action Emit)
{
EmitVectorOpF(Context, Emit, OperFlags.RnRm);
}
public static void EmitVectorTernaryOpF(AILEmitterCtx Context, Action Emit)
{
EmitVectorOpF(Context, Emit, OperFlags.RdRnRm);
}
public static void EmitVectorBinaryOpByElemF(AILEmitterCtx Context, Action Emit)
{
AOpCodeSimdRegElem Op = (AOpCodeSimdRegElem)Context.CurrOp;
EmitVectorOpF(Context, Emit, OperFlags.RnRm, Op.Index);
}
public static void EmitVectorTernaryOpByElemF(AILEmitterCtx Context, Action Emit)
{
AOpCodeSimdRegElem Op = (AOpCodeSimdRegElem)Context.CurrOp;
EmitVectorOpF(Context, Emit, OperFlags.RdRnRm, Op.Index);
}
public static void EmitVectorOpF(AILEmitterCtx Context, Action Emit, OperFlags Opers, int Elem = -1)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
int SizeF = Op.Size & 1;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < (Bytes >> SizeF + 2); Index++)
{
if (Opers.HasFlag(OperFlags.Rd))
{
EmitVectorExtractF(Context, Op.Rd, Index, SizeF);
}
if (Opers.HasFlag(OperFlags.Rn))
{
EmitVectorExtractF(Context, Op.Rn, Index, SizeF);
}
if (Opers.HasFlag(OperFlags.Rm))
{
if (Elem != -1)
{
EmitVectorExtractF(Context, Op.Rm, Elem, SizeF);
}
else
{
EmitVectorExtractF(Context, Op.Rm, Index, SizeF);
}
}
Emit();
EmitVectorInsertF(Context, Op.Rd, Index, SizeF);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
public static void EmitVectorUnaryOpSx(AILEmitterCtx Context, Action Emit)
{
EmitVectorOp(Context, Emit, OperFlags.Rn, true);
}
public static void EmitVectorBinaryOpSx(AILEmitterCtx Context, Action Emit)
{
EmitVectorOp(Context, Emit, OperFlags.RnRm, true);
}
public static void EmitVectorUnaryOpZx(AILEmitterCtx Context, Action Emit)
{
EmitVectorOp(Context, Emit, OperFlags.Rn, false);
}
public static void EmitVectorBinaryOpZx(AILEmitterCtx Context, Action Emit)
{
EmitVectorOp(Context, Emit, OperFlags.RnRm, false);
}
public static void EmitVectorTernaryOpZx(AILEmitterCtx Context, Action Emit)
{
EmitVectorOp(Context, Emit, OperFlags.RdRnRm, false);
}
public static void EmitVectorOp(AILEmitterCtx Context, Action Emit, OperFlags Opers, bool Signed)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < (Bytes >> Op.Size); Index++)
{
if (Opers.HasFlag(OperFlags.Rd))
{
EmitVectorExtract(Context, Op.Rd, Index, Op.Size, Signed);
}
if (Opers.HasFlag(OperFlags.Rn))
{
EmitVectorExtract(Context, Op.Rn, Index, Op.Size, Signed);
}
if (Opers.HasFlag(OperFlags.Rm))
{
EmitVectorExtract(Context, ((AOpCodeSimdReg)Op).Rm, Index, Op.Size, Signed);
}
Emit();
EmitVectorInsert(Context, Op.Rd, Index, Op.Size);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
public static void EmitVectorImmUnaryOp(AILEmitterCtx Context, Action Emit)
{
EmitVectorImmOp(Context, Emit, false);
}
public static void EmitVectorImmBinaryOp(AILEmitterCtx Context, Action Emit)
{
EmitVectorImmOp(Context, Emit, true);
}
public static void EmitVectorImmOp(AILEmitterCtx Context, Action Emit, bool Binary)
{
AOpCodeSimdImm Op = (AOpCodeSimdImm)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < (Bytes >> Op.Size); Index++)
{
if (Binary)
{
EmitVectorExtractZx(Context, Op.Rd, Index, Op.Size);
}
Context.EmitLdc_I8(Op.Imm);
Emit();
EmitVectorInsert(Context, Op.Rd, Index, Op.Size);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
public static void EmitVectorWidenBinaryOpSx(AILEmitterCtx Context, Action Emit)
{
EmitVectorWidenBinaryOp(Context, Emit, true);
}
public static void EmitVectorWidenBinaryOpZx(AILEmitterCtx Context, Action Emit)
{
EmitVectorWidenBinaryOp(Context, Emit, false);
}
public static void EmitVectorWidenBinaryOp(AILEmitterCtx Context, Action Emit, bool Signed)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
int Elems = 8 >> Op.Size;
int Part = Op.RegisterSize == ARegisterSize.SIMD128 ? Elems : 0;
for (int Index = 0; Index < Elems; Index++)
{
EmitVectorExtract(Context, Op.Rn, Index, Op.Size + 1, Signed);
EmitVectorExtract(Context, Op.Rm, Part + Index, Op.Size, Signed);
Emit();
EmitVectorInsertTmp(Context, Index, Op.Size + 1);
}
Context.EmitLdvectmp();
Context.EmitStvec(Op.Rd);
}
public static void EmitScalarSet(AILEmitterCtx Context, int Reg, int Size)
{
EmitVectorZeroAll(Context, Reg);
EmitVectorInsert(Context, Reg, 0, Size);
}
public static void EmitScalarSetF(AILEmitterCtx Context, int Reg, int Size)
{
EmitVectorZeroAll(Context, Reg);
EmitVectorInsertF(Context, Reg, 0, Size);
}
public static void EmitVectorExtractSx(AILEmitterCtx Context, int Reg, int Index, int Size)
{
EmitVectorExtract(Context, Reg, Index, Size, true);
}
public static void EmitVectorExtractZx(AILEmitterCtx Context, int Reg, int Index, int Size)
{
EmitVectorExtract(Context, Reg, Index, Size, false);
}
public static void EmitVectorExtract(AILEmitterCtx Context, int Reg, int Index, int Size, bool Signed)
{
if (Size < 0 || Size > 3)
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
IAOpCodeSimd Op = (IAOpCodeSimd)Context.CurrOp;
Context.EmitLdvec(Reg);
Context.EmitLdc_I4(Index);
Context.EmitLdc_I4(Size);
ASoftFallback.EmitCall(Context, Signed
? nameof(ASoftFallback.VectorExtractIntSx)
: nameof(ASoftFallback.VectorExtractIntZx));
}
public static void EmitVectorExtractF(AILEmitterCtx Context, int Reg, int Index, int Size)
{
Context.EmitLdvec(Reg);
Context.EmitLdc_I4(Index);
if (Size == 0)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.VectorExtractSingle));
}
else if (Size == 1)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.VectorExtractDouble));
}
else
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
}
public static void EmitVectorZeroAll(AILEmitterCtx Context, int Rd)
{
EmitVectorZeroLower(Context, Rd);
EmitVectorZeroUpper(Context, Rd);
}
public static void EmitVectorZeroLower(AILEmitterCtx Context, int Rd)
{
EmitVectorInsert(Context, Rd, 0, 3, 0);
}
public static void EmitVectorZeroUpper(AILEmitterCtx Context, int Rd)
{
EmitVectorInsert(Context, Rd, 1, 3, 0);
}
public static void EmitVectorInsert(AILEmitterCtx Context, int Reg, int Index, int Size)
{
if (Size < 0 || Size > 3)
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
Context.EmitLdvec(Reg);
Context.EmitLdc_I4(Index);
Context.EmitLdc_I4(Size);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.VectorInsertInt));
Context.EmitStvec(Reg);
}
public static void EmitVectorInsertTmp(AILEmitterCtx Context, int Index, int Size)
{
if (Size < 0 || Size > 3)
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
Context.EmitLdvectmp();
Context.EmitLdc_I4(Index);
Context.EmitLdc_I4(Size);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.VectorInsertInt));
Context.EmitStvectmp();
}
public static void EmitVectorInsert(AILEmitterCtx Context, int Reg, int Index, int Size, long Value)
{
if (Size < 0 || Size > 3)
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
Context.EmitLdc_I8(Value);
Context.EmitLdvec(Reg);
Context.EmitLdc_I4(Index);
Context.EmitLdc_I4(Size);
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.VectorInsertInt));
Context.EmitStvec(Reg);
}
public static void EmitVectorInsertF(AILEmitterCtx Context, int Reg, int Index, int Size)
{
Context.EmitLdvec(Reg);
Context.EmitLdc_I4(Index);
if (Size == 0)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.VectorInsertSingle));
}
else if (Size == 1)
{
ASoftFallback.EmitCall(Context, nameof(ASoftFallback.VectorInsertDouble));
}
else
{
throw new ArgumentOutOfRangeException(nameof(Size));
}
Context.EmitStvec(Reg);
}
}
}

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using ChocolArm64.Translation;
using System.Reflection.Emit;
using static ChocolArm64.Instruction.AInstEmitSimdHelper;
namespace ChocolArm64.Instruction
{
static partial class AInstEmit
{
public static void And_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpZx(Context, () => Context.Emit(OpCodes.And));
}
public static void Bic_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpZx(Context, () =>
{
Context.Emit(OpCodes.Not);
Context.Emit(OpCodes.And);
});
}
public static void Bic_Vi(AILEmitterCtx Context)
{
EmitVectorImmBinaryOp(Context, () =>
{
Context.Emit(OpCodes.Not);
Context.Emit(OpCodes.And);
});
}
public static void Bsl_V(AILEmitterCtx Context)
{
EmitVectorTernaryOpZx(Context, () =>
{
Context.EmitSttmp();
Context.EmitLdtmp();
Context.Emit(OpCodes.Xor);
Context.Emit(OpCodes.And);
Context.EmitLdtmp();
Context.Emit(OpCodes.Xor);
});
}
public static void Eor_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpZx(Context, () => Context.Emit(OpCodes.Xor));
}
public static void Not_V(AILEmitterCtx Context)
{
EmitVectorUnaryOpZx(Context, () => Context.Emit(OpCodes.Not));
}
public static void Orr_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpZx(Context, () => Context.Emit(OpCodes.Or));
}
public static void Orr_Vi(AILEmitterCtx Context)
{
EmitVectorImmBinaryOp(Context, () => Context.Emit(OpCodes.Or));
}
}
}

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using ChocolArm64.Decoder;
using ChocolArm64.State;
using ChocolArm64.Translation;
using System.Reflection.Emit;
using static ChocolArm64.Instruction.AInstEmitMemoryHelper;
using static ChocolArm64.Instruction.AInstEmitSimdHelper;
namespace ChocolArm64.Instruction
{
static partial class AInstEmit
{
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 St__Vms(AILEmitterCtx Context)
{
EmitSimdMemMs(Context, IsLoad: false);
}
public static void St__Vss(AILEmitterCtx Context)
{
EmitSimdMemSs(Context, IsLoad: false);
}
private static void EmitSimdMemMs(AILEmitterCtx Context, bool IsLoad)
{
AOpCodeSimdMemMs Op = (AOpCodeSimdMemMs)Context.CurrOp;
int Offset = 0;
for (int Rep = 0; Rep < Op.Reps; Rep++)
for (int Elem = 0; Elem < Op.Elems; Elem++)
for (int SElem = 0; SElem < Op.SElems; SElem++)
{
int Rtt = (Op.Rt + Rep + SElem) & 0x1f;
if (IsLoad)
{
Context.EmitLdarg(ATranslatedSub.MemoryArgIdx);
Context.EmitLdint(Op.Rn);
Context.EmitLdc_I8(Offset);
Context.Emit(OpCodes.Add);
EmitReadZxCall(Context, Op.Size);
EmitVectorInsert(Context, Rtt, Elem, Op.Size);
if (Op.RegisterSize == ARegisterSize.SIMD64 && Elem == Op.Elems - 1)
{
EmitVectorZeroUpper(Context, Rtt);
}
}
else
{
Context.EmitLdarg(ATranslatedSub.MemoryArgIdx);
Context.EmitLdint(Op.Rn);
Context.EmitLdc_I8(Offset);
Context.Emit(OpCodes.Add);
EmitVectorExtractZx(Context, Rtt, Elem, Op.Size);
EmitWriteCall(Context, Op.Size);
}
Offset += 1 << Op.Size;
}
if (Op.WBack)
{
EmitSimdMemWBack(Context, Offset);
}
}
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.EmitLdarg(ATranslatedSub.MemoryArgIdx);
Context.EmitLdint(Op.Rn);
Context.EmitLdc_I8(Offset);
Context.Emit(OpCodes.Add);
EmitReadZxCall(Context, Op.Size);
EmitVectorInsert(Context, Rt, Op.Index, Op.Size);
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);
EmitVectorExtractZx(Context, Rt, Op.Index, Op.Size);
EmitWriteCall(Context, Op.Size);
}
Offset += 1 << Op.Size;
}
if (Op.WBack)
{
EmitSimdMemWBack(Context, Offset);
}
}
private static void EmitSimdMemWBack(AILEmitterCtx Context, int Offset)
{
AOpCodeMemReg Op = (AOpCodeMemReg)Context.CurrOp;
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);
}
}
}

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using ChocolArm64.Decoder;
using ChocolArm64.State;
using ChocolArm64.Translation;
using System;
using System.Reflection.Emit;
using static ChocolArm64.Instruction.AInstEmitSimdHelper;
namespace ChocolArm64.Instruction
{
static partial class AInstEmit
{
public static void Dup_Gp(AILEmitterCtx Context)
{
AOpCodeSimdIns Op = (AOpCodeSimdIns)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < (Bytes >> Op.Size); Index++)
{
Context.EmitLdintzr(Op.Rn);
EmitVectorInsert(Context, Op.Rd, Index, Op.Size);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
public static void Dup_S(AILEmitterCtx Context)
{
AOpCodeSimdIns Op = (AOpCodeSimdIns)Context.CurrOp;
EmitVectorExtractZx(Context, Op.Rn, Op.DstIndex, Op.Size);
EmitScalarSet(Context, Op.Rd, Op.Size);
}
public static void Dup_V(AILEmitterCtx Context)
{
AOpCodeSimdIns Op = (AOpCodeSimdIns)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < (Bytes >> Op.Size); Index++)
{
EmitVectorExtractZx(Context, Op.Rn, Op.DstIndex, Op.Size);
EmitVectorInsert(Context, Op.Rd, Index, Op.Size);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
public static void Fcsel_S(AILEmitterCtx Context)
{
AOpCodeSimdFcond Op = (AOpCodeSimdFcond)Context.CurrOp;
AILLabel LblTrue = new AILLabel();
AILLabel LblEnd = new AILLabel();
Context.EmitCondBranch(LblTrue, Op.Cond);
EmitVectorExtractF(Context, Op.Rm, 0, Op.Size);
Context.Emit(OpCodes.Br_S, LblEnd);
Context.MarkLabel(LblTrue);
EmitVectorExtractF(Context, Op.Rn, 0, Op.Size);
Context.MarkLabel(LblEnd);
EmitScalarSetF(Context, Op.Rd, Op.Size);
}
public static void Fmov_Ftoi(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
EmitVectorExtractZx(Context, Op.Rn, 0, 3);
Context.EmitStintzr(Op.Rd);
}
public static void Fmov_Ftoi1(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
EmitVectorExtractZx(Context, Op.Rn, 1, 3);
Context.EmitStintzr(Op.Rd);
}
public static void Fmov_Itof(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdintzr(Op.Rn);
EmitScalarSet(Context, Op.Rd, 3);
}
public static void Fmov_Itof1(AILEmitterCtx Context)
{
AOpCodeSimdCvt Op = (AOpCodeSimdCvt)Context.CurrOp;
Context.EmitLdintzr(Op.Rn);
EmitVectorInsert(Context, Op.Rd, 1, 3);
}
public static void Fmov_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
EmitVectorExtractF(Context, Op.Rn, 0, Op.Size);
EmitScalarSetF(Context, Op.Rd, Op.Size);
}
public static void Fmov_Si(AILEmitterCtx Context)
{
AOpCodeSimdFmov Op = (AOpCodeSimdFmov)Context.CurrOp;
Context.EmitLdc_I8(Op.Imm);
EmitScalarSet(Context, Op.Rd, Op.Size + 2);
}
public static void Fmov_V(AILEmitterCtx Context)
{
AOpCodeSimdImm Op = (AOpCodeSimdImm)Context.CurrOp;
for (int Index = 0; Index < (4 >> Op.Size); Index++)
{
Context.EmitLdc_I8(Op.Imm);
EmitVectorInsert(Context, Op.Rd, Index, Op.Size + 2);
}
}
public static void Ins_Gp(AILEmitterCtx Context)
{
AOpCodeSimdIns Op = (AOpCodeSimdIns)Context.CurrOp;
Context.EmitLdintzr(Op.Rn);
EmitVectorInsert(Context, Op.Rd, Op.DstIndex, Op.Size);
}
public static void Ins_V(AILEmitterCtx Context)
{
AOpCodeSimdIns Op = (AOpCodeSimdIns)Context.CurrOp;
EmitVectorExtractZx(Context, Op.Rn, Op.SrcIndex, Op.Size);
EmitVectorInsert(Context, Op.Rd, Op.DstIndex, Op.Size);
}
public static void Movi_V(AILEmitterCtx Context)
{
EmitVectorImmUnaryOp(Context, () => { });
}
public static void Mvni_V(AILEmitterCtx Context)
{
EmitVectorImmUnaryOp(Context, () => Context.Emit(OpCodes.Not));
}
public static void Tbl_V(AILEmitterCtx Context)
{
AOpCodeSimdTbl Op = (AOpCodeSimdTbl)Context.CurrOp;
Context.EmitLdvec(Op.Rm);
for (int Index = 0; Index < Op.Size; Index++)
{
Context.EmitLdvec((Op.Rn + Index) & 0x1f);
}
switch (Op.Size)
{
case 1: ASoftFallback.EmitCall(Context,
nameof(ASoftFallback.Tbl1_V64),
nameof(ASoftFallback.Tbl1_V128)); break;
case 2: ASoftFallback.EmitCall(Context,
nameof(ASoftFallback.Tbl2_V64),
nameof(ASoftFallback.Tbl2_V128)); break;
case 3: ASoftFallback.EmitCall(Context,
nameof(ASoftFallback.Tbl3_V64),
nameof(ASoftFallback.Tbl3_V128)); break;
case 4: ASoftFallback.EmitCall(Context,
nameof(ASoftFallback.Tbl4_V64),
nameof(ASoftFallback.Tbl4_V128)); break;
default: throw new InvalidOperationException();
}
Context.EmitStvec(Op.Rd);
}
public static void Umov_S(AILEmitterCtx Context)
{
AOpCodeSimdIns Op = (AOpCodeSimdIns)Context.CurrOp;
EmitVectorExtractZx(Context, Op.Rn, Op.DstIndex, Op.Size);
Context.EmitStintzr(Op.Rd);
}
public static void Uzp1_V(AILEmitterCtx Context)
{
EmitVectorUnzip(Context, Part: 0);
}
public static void Uzp2_V(AILEmitterCtx Context)
{
EmitVectorUnzip(Context, Part: 1);
}
public static void Xtn_V(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int Elems = 8 >> Op.Size;
int Part = Op.RegisterSize == ARegisterSize.SIMD128 ? Elems : 0;
for (int Index = 0; Index < Elems; Index++)
{
EmitVectorExtractZx(Context, Op.Rn, Index, Op.Size + 1);
EmitVectorInsert(Context, Op.Rd, Part + Index, Op.Size);
}
if (Part == 0)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
private static void EmitVectorUnzip(AILEmitterCtx Context, int Part)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
int Elems = Bytes >> Op.Size;
int Half = Elems >> 1;
for (int Index = 0; Index < Elems; Index++)
{
int Elem = Part + ((Index & (Half - 1)) << 1);
EmitVectorExtractZx(Context, Index < Half ? Op.Rn : Op.Rm, Elem, Op.Size);
EmitVectorInsert(Context, Op.Rd, Index, Op.Size);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
}
}

View file

@ -0,0 +1,306 @@
using ChocolArm64.Decoder;
using ChocolArm64.State;
using ChocolArm64.Translation;
using System;
using System.Reflection.Emit;
using static ChocolArm64.Instruction.AInstEmitSimdHelper;
namespace ChocolArm64.Instruction
{
static partial class AInstEmit
{
[Flags]
private enum ShrFlags
{
None = 0,
Signed = 1 << 0,
Rounding = 1 << 1,
Accumulate = 1 << 2
}
public static void Shl_S(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
EmitVectorExtractZx(Context, Op.Rn, 0, Op.Size);
Context.EmitLdc_I4(GetImmShl(Op));
Context.Emit(OpCodes.Shl);
EmitScalarSet(Context, Op.Rd, Op.Size);
}
public static void Shl_V(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Shift = Op.Imm - (8 << Op.Size);
EmitVectorShImmBinaryZx(Context, () => Context.Emit(OpCodes.Shl), Shift);
}
public static void Shrn_V(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Shift = (8 << (Op.Size + 1)) - Op.Imm;
EmitVectorShImmNarrowBinaryZx(Context, () => Context.Emit(OpCodes.Shr_Un), Shift);
}
public static void Sshl_V(AILEmitterCtx Context)
{
EmitVectorShl(Context, Signed: true);
}
public static void Sshll_V(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Shift = Op.Imm - (8 << Op.Size);
EmitVectorShImmWidenBinarySx(Context, () => Context.Emit(OpCodes.Shl), Shift);
}
public static void Sshr_S(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
EmitVectorExtractSx(Context, Op.Rn, 0, Op.Size);
Context.EmitLdc_I4(GetImmShr(Op));
Context.Emit(OpCodes.Shr);
EmitScalarSet(Context, Op.Rd, Op.Size);
}
public static void Sshr_V(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Shift = (8 << (Op.Size + 1)) - Op.Imm;
EmitVectorShImmBinarySx(Context, () => Context.Emit(OpCodes.Shr), Shift);
}
public static void Ushl_V(AILEmitterCtx Context)
{
EmitVectorShl(Context, Signed: false);
}
public static void Ushll_V(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Shift = Op.Imm - (8 << Op.Size);
EmitVectorShImmWidenBinaryZx(Context, () => Context.Emit(OpCodes.Shl), Shift);
}
public static void Ushr_V(AILEmitterCtx Context)
{
EmitVectorShr(Context, ShrFlags.None);
}
public static void Usra_V(AILEmitterCtx Context)
{
EmitVectorShr(Context, ShrFlags.Accumulate);
}
private static void EmitVectorShl(AILEmitterCtx Context, bool Signed)
{
//This instruction shifts the value on vector A by the number of bits
//specified on the signed, lower 8 bits of vector B. If the shift value
//is greater or equal to the data size of each lane, then the result is zero.
//Additionally, negative shifts produces right shifts by the negated shift value.
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int MaxShift = 8 << Op.Size;
Action Emit = () =>
{
AILLabel LblShl = new AILLabel();
AILLabel LblZero = new AILLabel();
AILLabel LblEnd = new AILLabel();
void EmitShift(OpCode ILOp)
{
Context.Emit(OpCodes.Dup);
Context.EmitLdc_I4(MaxShift);
Context.Emit(OpCodes.Bge_S, LblZero);
Context.Emit(ILOp);
Context.Emit(OpCodes.Br_S, LblEnd);
}
Context.Emit(OpCodes.Conv_I1);
Context.Emit(OpCodes.Dup);
Context.EmitLdc_I4(0);
Context.Emit(OpCodes.Bge_S, LblShl);
Context.Emit(OpCodes.Neg);
EmitShift(Signed
? OpCodes.Shr
: OpCodes.Shr_Un);
Context.MarkLabel(LblShl);
EmitShift(OpCodes.Shl);
Context.MarkLabel(LblZero);
Context.Emit(OpCodes.Pop);
Context.Emit(OpCodes.Pop);
Context.EmitLdc_I8(0);
Context.MarkLabel(LblEnd);
};
if (Signed)
{
EmitVectorBinaryOpSx(Context, Emit);
}
else
{
EmitVectorBinaryOpZx(Context, Emit);
}
}
private static void EmitVectorShr(AILEmitterCtx Context, ShrFlags Flags)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Shift = (8 << (Op.Size + 1)) - Op.Imm;
if (Flags.HasFlag(ShrFlags.Accumulate))
{
Action Emit = () =>
{
Context.EmitLdc_I4(Shift);
Context.Emit(OpCodes.Shr_Un);
Context.Emit(OpCodes.Add);
};
EmitVectorOp(Context, Emit, OperFlags.RdRn, Signed: false);
}
else
{
EmitVectorUnaryOpZx(Context, () =>
{
Context.EmitLdc_I4(Shift);
Context.Emit(OpCodes.Shr_Un);
});
}
}
private static void EmitVectorShImmBinarySx(AILEmitterCtx Context, Action Emit, int Imm)
{
EmitVectorShImmBinaryOp(Context, Emit, Imm, true);
}
private static void EmitVectorShImmBinaryZx(AILEmitterCtx Context, Action Emit, int Imm)
{
EmitVectorShImmBinaryOp(Context, Emit, Imm, false);
}
private static void EmitVectorShImmBinaryOp(AILEmitterCtx Context, Action Emit, int Imm, bool Signed)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < (Bytes >> Op.Size); Index++)
{
EmitVectorExtract(Context, Op.Rn, Index, Op.Size, Signed);
Context.EmitLdc_I4(Imm);
Emit();
EmitVectorInsert(Context, Op.Rd, Index, Op.Size);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
private static void EmitVectorShImmNarrowBinarySx(AILEmitterCtx Context, Action Emit, int Imm)
{
EmitVectorShImmNarrowBinaryOp(Context, Emit, Imm, true);
}
private static void EmitVectorShImmNarrowBinaryZx(AILEmitterCtx Context, Action Emit, int Imm)
{
EmitVectorShImmNarrowBinaryOp(Context, Emit, Imm, false);
}
private static void EmitVectorShImmNarrowBinaryOp(AILEmitterCtx Context, Action Emit, int Imm, bool Signed)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Elems = 8 >> Op.Size;
int Part = Op.RegisterSize == ARegisterSize.SIMD128 ? Elems : 0;
for (int Index = 0; Index < Elems; Index++)
{
EmitVectorExtract(Context, Op.Rn, Index, Op.Size + 1, Signed);
Context.EmitLdc_I4(Imm);
Emit();
EmitVectorInsert(Context, Op.Rd, Part + Index, Op.Size);
}
if (Part == 0)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
private static void EmitVectorShImmWidenBinarySx(AILEmitterCtx Context, Action Emit, int Imm)
{
EmitVectorShImmWidenBinaryOp(Context, Emit, Imm, true);
}
private static void EmitVectorShImmWidenBinaryZx(AILEmitterCtx Context, Action Emit, int Imm)
{
EmitVectorShImmWidenBinaryOp(Context, Emit, Imm, false);
}
private static void EmitVectorShImmWidenBinaryOp(AILEmitterCtx Context, Action Emit, int Imm, bool Signed)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Elems = 8 >> Op.Size;
int Part = Op.RegisterSize == ARegisterSize.SIMD128 ? Elems : 0;
for (int Index = 0; Index < Elems; Index++)
{
EmitVectorExtract(Context, Op.Rn, Part + Index, Op.Size, Signed);
Context.EmitLdc_I4(Imm);
Emit();
EmitVectorInsertTmp(Context, Index, Op.Size + 1);
}
Context.EmitLdvectmp();
Context.EmitStvec(Op.Rd);
}
}
}

View file

@ -1,6 +1,7 @@
using ChocolArm64.State;
using ChocolArm64.Translation;
using System;
using System.Runtime.CompilerServices;
namespace ChocolArm64.Instruction
{
@ -97,142 +98,62 @@ namespace ChocolArm64.Instruction
throw new ArgumentException(nameof(Size));
}
public static int SatSingleToInt32(float Value, int FBits)
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static int SatF32ToS32(float Value)
{
if (FBits != 0) Value *= MathF.Pow(2, FBits);
return Value > int.MaxValue ? int.MaxValue :
Value < int.MinValue ? int.MinValue : (int)Value;
}
public static long SatSingleToInt64(float Value, int FBits)
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static long SatF32ToS64(float Value)
{
if (FBits != 0) Value *= MathF.Pow(2, FBits);
return Value > long.MaxValue ? long.MaxValue :
Value < long.MinValue ? long.MinValue : (long)Value;
}
public static uint SatSingleToUInt32(float Value, int FBits)
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static uint SatF32ToU32(float Value)
{
if (FBits != 0) Value *= MathF.Pow(2, FBits);
return Value > uint.MaxValue ? uint.MaxValue :
Value < uint.MinValue ? uint.MinValue : (uint)Value;
}
public static ulong SatSingleToUInt64(float Value, int FBits)
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static ulong SatF32ToU64(float Value)
{
if (FBits != 0) Value *= MathF.Pow(2, FBits);
return Value > ulong.MaxValue ? ulong.MaxValue :
Value < ulong.MinValue ? ulong.MinValue : (ulong)Value;
}
public static int SatDoubleToInt32(double Value, int FBits)
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static int SatF64ToS32(double Value)
{
if (FBits != 0) Value *= Math.Pow(2, FBits);
return Value > int.MaxValue ? int.MaxValue :
Value < int.MinValue ? int.MinValue : (int)Value;
}
public static long SatDoubleToInt64(double Value, int FBits)
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static long SatF64ToS64(double Value)
{
if (FBits != 0) Value *= Math.Pow(2, FBits);
return Value > long.MaxValue ? long.MaxValue :
Value < long.MinValue ? long.MinValue : (long)Value;
}
public static uint SatDoubleToUInt32(double Value, int FBits)
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static uint SatF64ToU32(double Value)
{
if (FBits != 0) Value *= Math.Pow(2, FBits);
return Value > uint.MaxValue ? uint.MaxValue :
Value < uint.MinValue ? uint.MinValue : (uint)Value;
}
public static ulong SatDoubleToUInt64(double Value, int FBits)
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static ulong SatF64ToU64(double Value)
{
if (FBits != 0) Value *= Math.Pow(2, FBits);
return Value > ulong.MaxValue ? ulong.MaxValue :
Value < ulong.MinValue ? ulong.MinValue : (ulong)Value;
}
public static float Int32ToSingle(int Value, int FBits)
{
float ValueF = Value;
if (FBits != 0) ValueF *= 1 / MathF.Pow(2, FBits);
return ValueF;
}
public static float Int64ToSingle(long Value, int FBits)
{
float ValueF = Value;
if (FBits != 0) ValueF *= 1 / MathF.Pow(2, FBits);
return ValueF;
}
public static float UInt32ToSingle(uint Value, int FBits)
{
float ValueF = Value;
if (FBits != 0) ValueF *= 1 / MathF.Pow(2, FBits);
return ValueF;
}
public static float UInt64ToSingle(ulong Value, int FBits)
{
float ValueF = Value;
if (FBits != 0) ValueF *= 1 / MathF.Pow(2, FBits);
return ValueF;
}
public static double Int32ToDouble(int Value, int FBits)
{
double ValueF = Value;
if (FBits != 0) ValueF *= 1 / Math.Pow(2, FBits);
return ValueF;
}
public static double Int64ToDouble(long Value, int FBits)
{
double ValueF = Value;
if (FBits != 0) ValueF *= 1 / Math.Pow(2, FBits);
return ValueF;
}
public static double UInt32ToDouble(uint Value, int FBits)
{
double ValueF = Value;
if (FBits != 0) ValueF *= 1 / Math.Pow(2, FBits);
return ValueF;
}
public static double UInt64ToDouble(ulong Value, int FBits)
{
double ValueF = Value;
if (FBits != 0) ValueF *= 1 / Math.Pow(2, FBits);
return ValueF;
}
public static ulong SMulHi128(ulong LHS, ulong RHS)
{
long LLo = (uint)(LHS >> 0);
@ -269,14 +190,6 @@ namespace ChocolArm64.Instruction
ulong ResHi = LHiRHi + (LHiRLo >> 32) + (LLoRHi >> 32) + Carry;
return ResHi;
}
public static AVec Addp_S(AVec Vector, int Size)
{
ulong Low = ExtractVec(Vector, 0, Size);
ulong High = ExtractVec(Vector, 1, Size);
return InsertVec(new AVec(), 0, Size, Low + High);
}
public static int CountSetBits8(byte Value)
@ -287,38 +200,6 @@ namespace ChocolArm64.Instruction
(Value >> 6) & 1 + (Value >> 7);
}
public static AVec Dup_Gp64(ulong Value, int Size)
{
return Dup_Gp(Value, Size, 8);
}
public static AVec Dup_Gp128(ulong Value, int Size)
{
return Dup_Gp(Value, Size, 16);
}
private static AVec Dup_Gp(ulong Value, int Size, int Bytes)
{
AVec Res = new AVec();
for (int Index = 0; Index < (Bytes >> Size); Index++)
{
Res = InsertVec(Res, Index, Size, Value);
}
return Res;
}
public static AVec Dup_S(AVec Vector, int Elem, int Size)
{
return InsertVec(new AVec(), 0, Size, ExtractVec(Vector, Elem, Size));
}
public static AVec Fmov_S(ulong Value, int Elem, int Size)
{
return InsertVec(new AVec(), Elem, Size, Value);
}
public static AVec Tbl1_V64(AVec Vector, AVec Tb0)
{
return Tbl(Vector, 8, Tb0);
@ -368,27 +249,27 @@ namespace ChocolArm64.Instruction
for (int Index = 0; Index < Tb.Length; Index++)
for (int Index2 = 0; Index2 < 16; Index2++)
{
Table[Index * 16 + Index2] = (byte)ExtractVec(Tb[Index], Index2, 0);
Table[Index * 16 + Index2] = (byte)VectorExtractIntZx(Tb[Index], Index2, 0);
}
for (int Index = 0; Index < Bytes; Index++)
{
byte TblIdx = (byte)ExtractVec(Vector, Index, 0);
byte TblIdx = (byte)VectorExtractIntZx(Vector, Index, 0);
if (TblIdx < Table.Length)
{
Res = InsertVec(Res, Index, 0, Table[TblIdx]);
Res = VectorInsertInt(Table[TblIdx], Res, Index, 0);
}
}
return Res;
}
public static ulong ExtractVec(AVec Vector, int Index, int Size)
public static ulong VectorExtractIntZx(AVec Vector, int Index, int Size)
{
switch (Size)
{
case 0: return Vector.ExtractByte(Index);
case 0: return Vector.ExtractByte (Index);
case 1: return Vector.ExtractUInt16(Index);
case 2: return Vector.ExtractUInt32(Index);
case 3: return Vector.ExtractUInt64(Index);
@ -397,14 +278,14 @@ namespace ChocolArm64.Instruction
throw new ArgumentOutOfRangeException(nameof(Size));
}
public static long ExtractSVec(AVec Vector, int Index, int Size)
public static long VectorExtractIntSx(AVec Vector, int Index, int Size)
{
switch (Size)
{
case 0: return (sbyte)Vector.ExtractByte(Index);
case 0: return (sbyte)Vector.ExtractByte (Index);
case 1: return (short)Vector.ExtractUInt16(Index);
case 2: return (int)Vector.ExtractUInt32(Index);
case 3: return (long)Vector.ExtractUInt64(Index);
case 2: return (int)Vector.ExtractUInt32(Index);
case 3: return (long)Vector.ExtractUInt64(Index);
}
throw new ArgumentOutOfRangeException(nameof(Size));
@ -442,31 +323,5 @@ namespace ChocolArm64.Instruction
throw new ArgumentOutOfRangeException(nameof(Size));
}
public static AVec InsertVec(AVec Vector, int Index, int Size, ulong Value)
{
switch (Size)
{
case 0: return AVec.InsertByte(Vector, Index, (byte)Value);
case 1: return AVec.InsertUInt16(Vector, Index, (ushort)Value);
case 2: return AVec.InsertUInt32(Vector, Index, (uint)Value);
case 3: return AVec.InsertUInt64(Vector, Index, (ulong)Value);
}
throw new ArgumentOutOfRangeException(nameof(Size));
}
public static AVec InsertSVec(AVec Vector, int Index, int Size, long Value)
{
switch (Size)
{
case 0: return AVec.InsertByte(Vector, Index, (byte)Value);
case 1: return AVec.InsertUInt16(Vector, Index, (ushort)Value);
case 2: return AVec.InsertUInt32(Vector, Index, (uint)Value);
case 3: return AVec.InsertUInt64(Vector, Index, (ulong)Value);
}
throw new ArgumentOutOfRangeException(nameof(Size));
}
}
}

View file

@ -174,6 +174,42 @@ namespace ChocolArm64.Memory
return *((ulong*)(RamPtr + (uint)Position));
}
public AVec ReadVector8(long Position)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Read);
#endif
return new AVec() { B0 = ReadByte(Position) };
}
public AVec ReadVector16(long Position)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Read);
#endif
return new AVec() { H0 = ReadUInt16(Position) };
}
public AVec ReadVector32(long Position)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Read);
#endif
return new AVec() { W0 = ReadUInt32(Position) };
}
public AVec ReadVector64(long Position)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Read);
#endif
return new AVec() { X0 = ReadUInt64(Position) };
}
public AVec ReadVector128(long Position)
{
#if DEBUG
@ -228,6 +264,42 @@ namespace ChocolArm64.Memory
*((ulong*)(RamPtr + (uint)Position)) = Value;
}
public void WriteVector8(long Position, AVec Value)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Write);
#endif
WriteByte(Position, Value.B0);
}
public void WriteVector16(long Position, AVec Value)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Write);
#endif
WriteUInt16(Position, Value.H0);
}
public void WriteVector32(long Position, AVec Value)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Write);
#endif
WriteUInt32(Position, Value.W0);
}
public void WriteVector64(long Position, AVec Value)
{
#if DEBUG
EnsureAccessIsValid(Position, AMemoryPerm.Write);
#endif
WriteUInt64(Position, Value.X0);
}
public void WriteVector128(long Position, AVec Value)
{
#if DEBUG

View file

@ -1,113 +0,0 @@
using ChocolArm64.State;
using System;
using System.Reflection;
using System.Reflection.Emit;
namespace ChocolArm64.Translation
{
static class AILConv
{
public static void EmitConv(AILEmitter Context, Type SrcType, Type TgtType)
{
if (SrcType == TgtType)
{
//If both types are equal we don't need to cast anything.
return;
}
if (SrcType.IsPrimitive)
{
if (TgtType == typeof(byte))
{
Context.Generator.Emit(OpCodes.Conv_U1);
}
else if (TgtType == typeof(ushort))
{
Context.Generator.Emit(OpCodes.Conv_U2);
}
else if (TgtType == typeof(uint))
{
Context.Generator.Emit(OpCodes.Conv_U4);
}
else if (TgtType == typeof(ulong))
{
Context.Generator.Emit(OpCodes.Conv_U8);
}
else if (TgtType == typeof(float))
{
Context.Generator.Emit(OpCodes.Conv_R4);
}
else if (TgtType == typeof(double))
{
Context.Generator.Emit(OpCodes.Conv_R8);
}
else if (TgtType == typeof(AVec))
{
EmitMakeVec(Context, SrcType);
}
else
{
throw new ArgumentException(nameof(TgtType));
}
}
else if (SrcType == typeof(AVec))
{
if (TgtType == typeof(float))
{
EmitScalarLdfld(Context, nameof(AVec.S0));
}
else if (TgtType == typeof(double))
{
EmitScalarLdfld(Context, nameof(AVec.D0));
}
else if (TgtType == typeof(byte))
{
EmitScalarLdfld(Context, nameof(AVec.B0));
}
else if (TgtType == typeof(ushort))
{
EmitScalarLdfld(Context, nameof(AVec.H0));
}
else if (TgtType == typeof(uint))
{
EmitScalarLdfld(Context, nameof(AVec.W0));
}
else if (TgtType == typeof(ulong))
{
EmitScalarLdfld(Context, nameof(AVec.X0));
}
else
{
throw new ArgumentException(nameof(TgtType));
}
}
else
{
throw new ArgumentException(nameof(SrcType));
}
}
private static void EmitScalarLdfld(AILEmitter Context,string FldName)
{
Context.Generator.Emit(OpCodes.Ldfld, typeof(AVec).GetField(FldName));
}
private static void EmitMakeVec(AILEmitter Context, Type SrcType)
{
string MthdName = nameof(MakeScalar);
Type[] MthdTypes = new Type[] { SrcType };
MethodInfo MthdInfo = typeof(AILConv).GetMethod(MthdName, MthdTypes);
Context.Generator.Emit(OpCodes.Call, MthdInfo);
}
public static AVec MakeScalar(byte Value) => new AVec { B0 = Value };
public static AVec MakeScalar(ushort Value) => new AVec { H0 = Value };
public static AVec MakeScalar(uint Value) => new AVec { W0 = Value };
public static AVec MakeScalar(float Value) => new AVec { S0 = Value };
public static AVec MakeScalar(ulong Value) => new AVec { X0 = Value };
public static AVec MakeScalar(double Value) => new AVec { D0 = Value };
}
}

View file

@ -86,9 +86,6 @@ namespace ChocolArm64.Translation
ARegister Reg = Subroutine.Params[Index];
Generator.EmitLdarg(Index + ParamsStart);
AILConv.EmitConv(this, GetFieldType(Reg.Type), GetLocalType(Reg));
Generator.EmitStloc(GetLocalIndex(Reg));
}
}

View file

@ -150,8 +150,8 @@ namespace ChocolArm64.Translation
if (LastCmpOp != null && LastFlagOp == LastCmpOp && BranchOps.ContainsKey(Cond))
{
Ldloc(Tmp3Index, AIoType.Int, GetIntType(LastCmpOp));
Ldloc(Tmp4Index, AIoType.Int, GetIntType(LastCmpOp));
Ldloc(Tmp3Index, AIoType.Int, LastCmpOp.RegisterSize);
Ldloc(Tmp4Index, AIoType.Int, LastCmpOp.RegisterSize);
if (LastCmpOp.Emitter == AInstEmit.Adds)
{
@ -353,12 +353,6 @@ namespace ChocolArm64.Translation
public void EmitLdvec(int Index) => Ldloc(Index, AIoType.Vector);
public void EmitStvec(int Index) => Stloc(Index, AIoType.Vector);
public void EmitLdvecsi(int Index) => Ldloc(Index, AIoType.VectorI);
public void EmitStvecsi(int Index) => Stloc(Index, AIoType.VectorI);
public void EmitLdvecsf(int Index) => Ldloc(Index, AIoType.VectorF);
public void EmitStvecsf(int Index) => Stloc(Index, AIoType.VectorF);
public void EmitLdflg(int Index) => Ldloc(Index, AIoType.Flag);
public void EmitStflg(int Index)
{
@ -369,107 +363,17 @@ namespace ChocolArm64.Translation
private void Ldloc(int Index, AIoType IoType)
{
ILBlock.Add(new AILOpCodeLoad(Index, IoType, GetOperType(IoType)));
ILBlock.Add(new AILOpCodeLoad(Index, IoType, CurrOp.RegisterSize));
}
private void Ldloc(int Index, AIoType IoType, Type Type)
private void Ldloc(int Index, AIoType IoType, ARegisterSize RegisterSize)
{
ILBlock.Add(new AILOpCodeLoad(Index, IoType, Type));
ILBlock.Add(new AILOpCodeLoad(Index, IoType, RegisterSize));
}
private void Stloc(int Index, AIoType IoType)
{
ILBlock.Add(new AILOpCodeStore(Index, IoType, GetOutOperType(IoType)));
}
private Type GetOutOperType(AIoType IoType)
{
//This instruction is used to convert between floating point
//types, so the input and output types are different.
if (CurrOp.Emitter == AInstEmit.Fcvt_S)
{
return GetFloatType(((AOpCodeSimd)CurrOp).Opc);
}
else
{
return GetOperType(IoType);
}
}
private Type GetOperType(AIoType IoType)
{
switch (IoType & AIoType.Mask)
{
case AIoType.Flag: return typeof(bool);
case AIoType.Int: return GetIntType(CurrOp);
case AIoType.Vector: return GetVecType(CurrOp, IoType);
}
throw new ArgumentException(nameof(IoType));
}
private Type GetIntType(AOpCode OpCode)
{
//Always default to 64-bits.
return OpCode.RegisterSize == ARegisterSize.Int32
? typeof(uint)
: typeof(ulong);
}
private Type GetVecType(AOpCode OpCode, AIoType IoType)
{
if (!(OpCode is IAOpCodeSimd Op))
{
return typeof(AVec);
}
int Size = Op.Size;
if (Op.Emitter == AInstEmit.Fmov_Ftoi ||
Op.Emitter == AInstEmit.Fmov_Itof)
{
Size |= 2;
}
if ((Op is AOpCodeMem || Op is IAOpCodeLit) &&
!(Op is AOpCodeSimdMemMs || Op is AOpCodeSimdMemSs))
{
return Size < 4 ? typeof(ulong) : typeof(AVec);
}
else if (IoType == AIoType.VectorI)
{
return GetIntType(Size);
}
else if (IoType == AIoType.VectorF)
{
return GetFloatType(Size);
}
return typeof(AVec);
}
private static Type GetIntType(int Size)
{
switch (Size)
{
case 0: return typeof(byte);
case 1: return typeof(ushort);
case 2: return typeof(uint);
case 3: return typeof(ulong);
}
throw new ArgumentOutOfRangeException(nameof(Size));
}
private static Type GetFloatType(int Size)
{
switch (Size)
{
case 0: return typeof(float);
case 1: return typeof(double);
}
throw new ArgumentOutOfRangeException(nameof(Size));
ILBlock.Add(new AILOpCodeStore(Index, IoType, CurrOp.RegisterSize));
}
public void EmitCallPropGet(Type ObjType, string PropName)

View file

@ -1,5 +1,4 @@
using ChocolArm64.State;
using System;
using System.Reflection.Emit;
namespace ChocolArm64.Translation
@ -10,43 +9,40 @@ namespace ChocolArm64.Translation
public AIoType IoType { get; private set; }
public Type OperType { get; private set; }
public ARegisterSize RegisterSize { get; private set; }
public AILOpCodeLoad(int Index, AIoType IoType) : this(Index, IoType, null) { }
public AILOpCodeLoad(int Index, AIoType IoType) : this(Index, IoType, ARegisterSize.Int64) { }
public AILOpCodeLoad(int Index, AIoType IoType, Type OperType)
public AILOpCodeLoad(int Index, AIoType IoType, ARegisterSize RegisterSize)
{
this.IoType = IoType;
this.Index = Index;
this.OperType = OperType;
this.IoType = IoType;
this.Index = Index;
this.RegisterSize = RegisterSize;
}
public void Emit(AILEmitter Context)
{
switch (IoType & AIoType.Mask)
{
case AIoType.Arg: EmitLdarg(Context, Index); break;
case AIoType.Fields: EmitLdfld(Context, Index); break;
case AIoType.Arg: Context.Generator.EmitLdarg(Index); break;
case AIoType.Fields:
{
long IntInputs = Context.LocalAlloc.GetIntInputs(Context.GetILBlock(Index));
long VecInputs = Context.LocalAlloc.GetVecInputs(Context.GetILBlock(Index));
LoadLocals(Context, IntInputs, ARegisterType.Int);
LoadLocals(Context, VecInputs, ARegisterType.Vector);
break;
}
case AIoType.Flag: EmitLdloc(Context, Index, ARegisterType.Flag); break;
case AIoType.Int: EmitLdloc(Context, Index, ARegisterType.Int); break;
case AIoType.Vector: EmitLdloc(Context, Index, ARegisterType.Vector); break;
}
}
private void EmitLdarg(AILEmitter Context, int Index)
{
Context.Generator.EmitLdarg(Index);
}
private void EmitLdfld(AILEmitter Context, int Index)
{
long IntInputs = Context.LocalAlloc.GetIntInputs(Context.GetILBlock(Index));
long VecInputs = Context.LocalAlloc.GetVecInputs(Context.GetILBlock(Index));
LoadLocals(Context, IntInputs, ARegisterType.Int);
LoadLocals(Context, VecInputs, ARegisterType.Vector);
}
private void LoadLocals(AILEmitter Context, long Inputs, ARegisterType BaseType)
{
for (int Bit = 0; Bit < 64; Bit++)
@ -60,23 +56,22 @@ namespace ChocolArm64.Translation
Context.Generator.EmitLdarg(ATranslatedSub.RegistersArgIdx);
Context.Generator.Emit(OpCodes.Ldfld, Reg.GetField());
AILConv.EmitConv(
Context,
Context.GetFieldType(Reg.Type),
Context.GetLocalType(Reg));
Context.Generator.EmitStloc(Context.GetLocalIndex(Reg));
}
}
}
private void EmitLdloc(AILEmitter Context, int Index, ARegisterType Type)
private void EmitLdloc(AILEmitter Context, int Index, ARegisterType RegisterType)
{
ARegister Reg = new ARegister(Index, Type);
ARegister Reg = new ARegister(Index, RegisterType);
Context.Generator.EmitLdloc(Context.GetLocalIndex(Reg));
AILConv.EmitConv(Context, Context.GetLocalType(Reg), OperType);
if (RegisterType == ARegisterType.Int &&
RegisterSize == ARegisterSize.Int32)
{
Context.Generator.Emit(OpCodes.Conv_U4);
}
}
}
}

View file

@ -1,52 +1,48 @@
using ChocolArm64.State;
using System;
using System.Reflection.Emit;
namespace ChocolArm64.Translation
{
struct AILOpCodeStore : IAILEmit
{
public AIoType IoType { get; private set; }
public Type OperType { get; private set; }
public int Index { get; private set; }
public AILOpCodeStore(int Index, AIoType IoType) : this(Index, IoType, null) { }
public AIoType IoType { get; private set; }
public AILOpCodeStore(int Index, AIoType IoType, Type OperType)
public ARegisterSize RegisterSize { get; private set; }
public AILOpCodeStore(int Index, AIoType IoType) : this(Index, IoType, ARegisterSize.Int64) { }
public AILOpCodeStore(int Index, AIoType IoType, ARegisterSize RegisterSize)
{
this.IoType = IoType;
this.Index = Index;
this.OperType = OperType;
this.IoType = IoType;
this.Index = Index;
this.RegisterSize = RegisterSize;
}
public void Emit(AILEmitter Context)
{
switch (IoType & AIoType.Mask)
{
case AIoType.Arg: EmitStarg(Context, Index); break;
case AIoType.Fields: EmitStfld(Context, Index); break;
case AIoType.Arg: Context.Generator.EmitStarg(Index); break;
case AIoType.Fields:
{
long IntOutputs = Context.LocalAlloc.GetIntOutputs(Context.GetILBlock(Index));
long VecOutputs = Context.LocalAlloc.GetVecOutputs(Context.GetILBlock(Index));
StoreLocals(Context, IntOutputs, ARegisterType.Int);
StoreLocals(Context, VecOutputs, ARegisterType.Vector);
break;
}
case AIoType.Flag: EmitStloc(Context, Index, ARegisterType.Flag); break;
case AIoType.Int: EmitStloc(Context, Index, ARegisterType.Int); break;
case AIoType.Vector: EmitStloc(Context, Index, ARegisterType.Vector); break;
}
}
private void EmitStarg(AILEmitter Context, int Index)
{
Context.Generator.EmitStarg(Index);
}
private void EmitStfld(AILEmitter Context, int Index)
{
long IntOutputs = Context.LocalAlloc.GetIntOutputs(Context.GetILBlock(Index));
long VecOutputs = Context.LocalAlloc.GetVecOutputs(Context.GetILBlock(Index));
StoreLocals(Context, IntOutputs, ARegisterType.Int);
StoreLocals(Context, VecOutputs, ARegisterType.Vector);
}
private void StoreLocals(AILEmitter Context, long Outputs, ARegisterType BaseType)
{
for (int Bit = 0; Bit < 64; Bit++)
@ -60,21 +56,20 @@ namespace ChocolArm64.Translation
Context.Generator.EmitLdarg(ATranslatedSub.RegistersArgIdx);
Context.Generator.EmitLdloc(Context.GetLocalIndex(Reg));
AILConv.EmitConv(
Context,
Context.GetLocalType(Reg),
Context.GetFieldType(Reg.Type));
Context.Generator.Emit(OpCodes.Stfld, Reg.GetField());
}
}
}
private void EmitStloc(AILEmitter Context, int Index, ARegisterType Type)
private void EmitStloc(AILEmitter Context, int Index, ARegisterType RegisterType)
{
ARegister Reg = new ARegister(Index, Type);
ARegister Reg = new ARegister(Index, RegisterType);
AILConv.EmitConv(Context, OperType, Context.GetLocalType(Reg));
if (RegisterType == ARegisterType.Int &&
RegisterSize == ARegisterSize.Int32)
{
Context.Generator.Emit(OpCodes.Conv_U8);
}
Context.Generator.EmitStloc(Context.GetLocalIndex(Reg));
}

View file

@ -80,6 +80,8 @@ namespace Ryujinx.OsHle
continue;
}
Logging.Info($"Loding {Path.GetFileNameWithoutExtension(File)}...");
using (FileStream Input = new FileStream(File, FileMode.Open))
{
Nso Program = new Nso(Input);

View file

@ -70,6 +70,8 @@ namespace Ryujinx.OsHle
public void LoadProgram(IExecutable Program)
{
Logging.Info($"Image base at 0x{ImageBase:x16}.");
Executable Executable = new Executable(Program, Memory, ImageBase);
Executables.Add(Executable);