public string GetSymbolPostfix(ConcreteInstruction instr)
{
if (verbose && instr.NoOfArgBytes > 0)
{
string postfix = dualScope.findUsedSymbol(instr.Argument);
return(postfix == null ? "" : " " + postfix);
}
return("");
}
private void OutputDisassembledPart(ConcreteInstruction instr)
{
int missingArgBytes = instr.MissingBytes;
switch (instr.NoOfArgBytes)
{
case 0:
output.WriteLine("");
break;
case 1:
if (0 == missingArgBytes)
{
if (verbose && instr.IsBranchInstruction)
{
// special case for branch instructions
output.WriteLine(" {0}", GetArg1OrBranchDestination(instr));
}
else if (verbose && instr.IsZeroAddressing)
{
// special postfix for instructions with symbols
output.WriteLine(" {0:X2}{1}", instr.Arg1, GetSymbolPostfix(instr));
}
else
{
output.WriteLine(" {0:X2}", instr.Arg1);
}
}
else
{
output.WriteLine(" ??");
}
break;
case 2:
if (0 == missingArgBytes)
{
// special postfix for instructions with symbols
output.WriteLine(" {1:X2}{0:X2}{2}", instr.Arg1, instr.Arg2, GetSymbolPostfix(instr));
}
else if (1 == missingArgBytes)
{
output.WriteLine(" ??{0:X2}", instr.Arg1);
}
else
{
output.WriteLine(" ????");
}
break;
default:
Debug.Fail("bad instruction.NoOfArgBytes");
output.WriteLine("?????");
break;
}
}
public string GetArg1OrBranchDestination(ConcreteInstruction instr)
{
if (instr.IsBranchInstruction)
{
sbyte offset = (sbyte)instr.Arg1;
int destination = CalcRealAddr(instr) + 2 + offset;
return(string.Format("{0}{1}>{2:X2}", offset >= 0 ? "+" : "", offset, destination & 0xFF));
}
else
{
return(string.Format("{0:X2}", instr.Arg1));
}
}
public void OnNext(byte value)
{
if (IsInTextDataMode)
{
if (TextDataBlock.isPrintable(value))
{
textDataBlock.Append(value);
if (textDataBlock.CurNoOfBytes == 16)
{
FlushTextDataAndLeaveTextDataMode();
EnterTextDataMode();
}
}
else
{
FlushTextDataAndLeaveTextDataMode();
// recurse to processs value now
OnNext(value);
}
}
else
{
if (instr == null)
{
instr = new ConcreteInstruction(posStart, value);
}
else
{
instr.Append(value);
}
if (instr.IsComplete)
{
FlushInstruction();
if (instr.IsTextDataLabel)
{
EnterTextDataMode();
}
instr = null;
}
}
}
