private static string GetEffectCode(Propeller.MemoryManager memory, bool useShortOpcodes)
{
Spin.ParsedAssignment ParsedAssignment = new Spin.ParsedAssignment(memory.ReadByte());
string effect = ParsedAssignment.Push ? "" : "POP ";
if (useShortOpcodes)
{
effect += "(" + ParsedAssignment.GetBasicInstruction().NameBrief + ")";
}
else
{
effect += ParsedAssignment.GetBasicInstruction().Name;
}
if (!ParsedAssignment.Math)
{
Propeller.Spin.SubAssignment SubAssignment = ParsedAssignment.GetSubAssignment();
switch (SubAssignment.ArgumentMode)
{
case Propeller.Spin.ArgumentMode.None:
break;
case Propeller.Spin.ArgumentMode.SignedPackedOffset:
effect += " " + DataUnpacker.GetSignedPackedOffset(memory);
break;
default:
throw new Exception("Unexpected Spin Argument Mode: " + SubAssignment.ArgumentMode.ToString());
}
}
return(effect);
}
public static string GetMemoryOp(Propeller.MemoryManager memory, bool useShortOpcodes)
{
Spin.ParsedMemoryOperation OP = new Spin.ParsedMemoryOperation(memory.ReadByte());
string Name = OP.GetRegister().Name;
switch (OP.Action)
{
case Propeller.Spin.MemoryAction.PUSH:
return(String.Format("PUSH {0}", Name));
case Propeller.Spin.MemoryAction.POP:
return(String.Format("POP {0}", Name));
case Propeller.Spin.MemoryAction.EFFECT:
return(String.Format("EFFECT {0} {1}", Name, GetEffectCode(memory, useShortOpcodes)));
default:
return(String.Format("UNKNOWN_{0} {1}", OP.Action, Name));
}
}
public static string InterpreterText(Propeller.MemoryManager memory, bool displayAsHexadecimal, bool useShortOpcodes)
{
string format;
if (displayAsHexadecimal)
{
format = "{0} ${1:X}";
}
else
{
format = "{0} {1}";
}
Propeller.Spin.Instruction Instr = Propeller.Spin.Instructions[memory.ReadByte()];
string Name;
if (useShortOpcodes)
{
Name = Instr.NameBrief;
}
else
{
Name = Instr.Name;
}
switch (Instr.ArgumentMode)
{
case Propeller.Spin.ArgumentMode.None:
return(Name);
case Propeller.Spin.ArgumentMode.UnsignedOffset:
return(String.Format(format, Name, DataUnpacker.GetPackedOffset(memory)));
case Propeller.Spin.ArgumentMode.UnsignedEffectedOffset:
return(String.Format("{0} {1} {2}", Name, DataUnpacker.GetPackedOffset(memory), GetEffectCode(memory, useShortOpcodes)));
case Propeller.Spin.ArgumentMode.Effect:
return(String.Format(format, Name, GetEffectCode(memory, useShortOpcodes)));
case Propeller.Spin.ArgumentMode.SignedOffset:
return(String.Format(format, Name, DataUnpacker.GetSignedOffset(memory)));
case Propeller.Spin.ArgumentMode.PackedLiteral:
return(String.Format(format, Name, DataUnpacker.GetPackedLiteral(memory)));
case Propeller.Spin.ArgumentMode.ByteLiteral:
return(String.Format(format, Name, memory.ReadByte()));
case Propeller.Spin.ArgumentMode.WordLiteral:
return(String.Format(format, Name, DataUnpacker.GetWordLiteral(memory)));
case Propeller.Spin.ArgumentMode.NearLongLiteral:
return(String.Format(format, Name, DataUnpacker.GetNearLongLiteral(memory)));
case Propeller.Spin.ArgumentMode.LongLiteral:
return(String.Format(format, Name, DataUnpacker.GetLongLiteral(memory)));
case Propeller.Spin.ArgumentMode.ObjCallPair:
{
byte obj = memory.ReadByte();
byte funct = memory.ReadByte();
return(String.Format("{0} {1}.{2}", Name, obj, funct));
}
case Propeller.Spin.ArgumentMode.MemoryOpCode:
return(String.Format("{0} {1}", Name, GetMemoryOp(memory, useShortOpcodes)));
default:
throw new Exception("Unknown Spin Argument Mode: " + Instr.ArgumentMode.ToString());
}
}
