public void Dump()
{
switch (LineType)
{
case AsmLineType.AssignmentLine:
Trace.Write($"{Label} {Directive} ${Address}");
if (Type != "")
{
Trace.Write(" " + Type);
}
if (Comment != "")
{
Trace.Write(" " + Comment);
}
Trace.WriteLine("");
break;
case AsmLineType.DirectiveLine:
DirectiveArgument arg = (DirectiveArgument)Argument;
if (Directive == ".fill")
{
//Trace.WriteLine( $"${this.Address4} .fill {arg.FillCount},{arg.FillValue}" );
}
break;
}
}
private void MatchLine()
{
Empty = Line.Trim() == "";
if (Empty)
{
Matched = false;
return;
}
bool success = false;
foreach (AsmLineTemplate template in _templates)
{
Match match = template.Regex.Match(Line);
success = match.Success;
if (success)
{
// step 1: save information about line (up to opcode/directive)
LineType = template.LineType;
RegexHelpers.Transfer(this, match, template.Values);
// step 2: save argument of opcode/directive
string rest = Line.Substring(match.Length).Trim();
switch (LineType)
{
case AsmLineType.DirectiveLine:
Argument = new DirectiveArgument(Directive, ref rest);
Dump();
break;
case AsmLineType.OpcodeLine:
Argument = new OperandArgument(Opcode, ref rest);
break;
}
// We use "Comment" for both the complete comment line, as well as tailing ; comments
// must not overwrite the comment line w/ an (then empty/null) tailing comment
if (LineType != AsmLineType.CommentLine)
{
Comment = RegexHelpers.MatchValue(CommentRegex, rest, "Comment");
}
break;
}
}
Matched = success;
}
