//lax/parse/assemble inputfile, and write flat binary out to outputFile
public byte[] Assemble(ICharStream input)
{
try
{
//Antlr boilerplate
AtlasLexer lexer = new AtlasLexer(input);
CommonTokenStream tokens = new CommonTokenStream(lexer);
AtlasParser parser = new AtlasParser(tokens);
parser.RemoveErrorListeners();
parser.AddErrorListener(this);
AtlasParser.RootContext root = parser.root();
ParseTreeWalker walker = new ParseTreeWalker();
//reset assembler state
m_currentPass = AssemblerSemanticAnalysisPass.RecordLabels;
m_fileSize = 0;
m_labels.Clear();
m_wordBuffer.Clear();
//perform all passes
while (m_currentPass != AssemblerSemanticAnalysisPass.Done)
{
//parse the input file
//this will trigger listeners for the current pass
//TODO fix it so we dont lex/parse on every single pass
walker.Walk(this, root);
}
return(m_wordBuffer.SelectMany(x => AtlasCPU.BytesFromInt(x)).ToArray());
}
catch (AssemblerException e)
{
m_outStream.WriteLine("Assembly Failed: " + e.Message);
return(null);
}
}
public void EvaluateAtlas(string path)
{
offsetDictionary = AtlasParser.GetOffsets(path);
}
