public static DebugInstructionToken Parse(DebugBytecodeReader reader, uint token, Opcode opcode, uint size)
{
var result = new DebugInstructionToken();
result.token = token;
result.Opcode = opcode;
uint read = 0;
uint destIndex = opcode == Opcode.Def ? (uint)1 : 0;
while (read < size)
{
var index = (uint)result.Operands.Count;
IDebugOperand operand;
if (index == destIndex)
{
operand = DebugDestinationOperand.Parse(reader, index);
}
else
{
operand = DebugSourceOperand.Parse(reader, index);
}
result.Operands.Add(operand);
read += operand.WordCount;
}
return(result);
}
public static DebugDestinationOperand Parse(DebugBytecodeReader reader, uint index)
{
var token = reader.ReadUInt32($"Operand {index}");
var result = new DebugDestinationOperand();
result.WordCount = 1;
result.RegisterNumber = token & 0x7FF;
result.RegisterType = (RegisterType)(((token >> 28) & 0x7) | ((token >> 8) & 0x18));
result.MinPrecision = (token >> 12) & 0XC;
result.DestinationWriteMask = (ComponentFlags)((token >> 16) & 0xF);
result.ResultModifier = (ResultModifier)((token >> 20) & 0xF);
reader.AddNote("RegisterNumber", result.RegisterNumber);
reader.AddNote("RegisterType", result.RegisterType);
reader.AddNote("MinPrecision", result.MinPrecision);
reader.AddNote("DestinationWriteMask", result.DestinationWriteMask);
reader.AddNote("ResultModifier", result.ResultModifier);
return(result);
}
