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Implement SSHL instruction, fix exception on FMAX/FMIN, and use a better exception message for undefined/unimplemented instructions

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This commit is contained in:
gdkchan 2018-02-07 09:38:43 -03:00
parent b99e808791
commit d77d691381
5 changed files with 27 additions and 6 deletions
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1
Ryujinx/Cpu/AOpCodeTable.cs
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@ -208,6 +208,7 @@ namespace ChocolArm64
Set("0x0011110>>>>xxx010101xxxxxxxxxx", AInstEmit.Shl_V, typeof(AOpCodeSimdShImm));
Set("0x001110<<1xxxxx011001xxxxxxxxxx", AInstEmit.Smax_V, typeof(AOpCodeSimdReg));
Set("0x001110<<1xxxxx011011xxxxxxxxxx", AInstEmit.Smin_V, typeof(AOpCodeSimdReg));
Set("0x001110xx1xxxxx010001xxxxxxxxxx", AInstEmit.Sshl_V, typeof(AOpCodeSimdReg));
Set("0x00111100>>>xxx101001xxxxxxxxxx", AInstEmit.Sshll_V, typeof(AOpCodeSimdShImm));
Set("010111110>>>>xxx000001xxxxxxxxxx", AInstEmit.Sshr_S, typeof(AOpCodeSimdShImm));
Set("0x0011110>>>>xxx000001xxxxxxxxxx", AInstEmit.Sshr_V, typeof(AOpCodeSimdShImm));

2
Ryujinx/Cpu/Instruction/AInstEmitException.cs
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@ -27,7 +27,7 @@ namespace ChocolArm64.Instruction
public static void Und(AILEmitterCtx Context)
{
throw new Exception("und inst! " + Context.CurrOp.Position.ToString("x8"));
throw new NotImplementedException($"Undefined instruction at {Context.CurrOp.Position:x16}");
}
}
}

17
Ryujinx/Cpu/Instruction/AInstEmitScalar.cs
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@ -498,7 +498,22 @@ namespace ChocolArm64.Instruction
Context.EmitLdvecsf(Op.Rn);
Context.EmitLdvecsf(Op.Rm);
EmitMathOpCall(Context, Name);
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);
}

11
Ryujinx/Cpu/Instruction/AInstEmitSimd.cs
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@ -375,6 +375,8 @@ namespace ChocolArm64.Instruction
public static void Smax_V(AILEmitterCtx Context) => EmitVectorSmax(Context);
public static void Smin_V(AILEmitterCtx Context) => EmitVectorSmin(Context);
public static void Sshl_V(AILEmitterCtx Context) => EmitVectorSshl(Context);
public static void Sshll_V(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
@ -737,7 +739,10 @@ namespace ChocolArm64.Instruction
EmitVectorBinarySx(Context, () => Context.EmitCall(MthdInfo));
}
private static void EmitVectorUshl(AILEmitterCtx Context)
private static void EmitVectorSshl(AILEmitterCtx Context) => EmitVectorShl(Context, true);
private static void EmitVectorUshl(AILEmitterCtx Context) => EmitVectorShl(Context, false);
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
@ -772,7 +777,9 @@ namespace ChocolArm64.Instruction
Context.Emit(OpCodes.Bge_S, LblShl);
Context.Emit(OpCodes.Neg);
EmitShift(OpCodes.Shr_Un);
EmitShift(Signed
? OpCodes.Shr
: OpCodes.Shr_Un);
Context.MarkLabel(LblShl);

2
Ryujinx/Loaders/Executable.cs
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@ -7,7 +7,6 @@ namespace Ryujinx.Loaders
{
class Executable
{
private IExecutable NsoData;
private AMemory Memory;
private ElfDyn[] Dynamic;
@ -17,7 +16,6 @@ namespace Ryujinx.Loaders
public Executable(IExecutable Exe, AMemory Memory, long ImageBase)
{
this.NsoData = Exe;
this.Memory = Memory;
this.ImageBase = ImageBase;
this.ImageEnd = ImageBase;