private static Goal Parse(string path)
{
var parser = new MiniJavaParser();
try
{
var goal = parser.Parse(File.ReadAllText(path));
if (goal == null)
{
foreach (var error in parser.Errors)
{
Helpers.WriteLineColor(error, ConsoleColor.Red, ConsoleColor.Black);
}
}
return(goal);
}
catch (Exception)
{
foreach (var error in parser.Errors)
{
Helpers.WriteLineColor(error, ConsoleColor.Red, ConsoleColor.Black);
}
return(null);
}
}
private void Run(string fileNameCommon)
{
try
{
Lexer grammarLexer = new Lexer(FileName);
Console.WriteLine(MessagesHelper.InfoLexer);
MiniJavaParser parser = new MiniJavaParser(grammarLexer.TokenStream);
//Antlr.Runtime.Tree.CommonTree tree = parser.program().Tree;
//Console.WriteLine();
//Console.WriteLine(tree.ToStringTree());
//Console.WriteLine();
//parser.Reset();
BaseSymbol symbol = parser.program().value;
Console.WriteLine(MessagesHelper.InfoParser);
//Console.WriteLine(symbol.ToStringTree());
if (parser.HasError)
{
Console.WriteLine(MessagesHelper.ErrorParser);
Console.WriteLine(parser.ErrorMessage);
Console.WriteLine(parser.ErrorPosition);
HasError = true;
}
else
{
//Console.WriteLine(symbol.ToXmlTree());
grammarLexer.SaveToFile(string.Format("{0}{1}", fileNameCommon, LexerPostfix));
symbol.SaveToFile(string.Format("{0}{1}", fileNameCommon, ParserPostfix));
Console.WriteLine(MessagesHelper.InfoCompiler);
try
{
ICompilerLogger logger = new CompilerLogger(string.Format("{0}{1}", fileNameCommon, CodegenPostfix));
string exeName = string.Format("{0}.exe", fileNameCommon);
SharpCodeGen codeGen = new SharpCodeGen(symbol, exeName, logger);
codeGen.GenerateCode();
logger.Save();
Console.WriteLine("{0}{1}{2}: [{3}]", MessagesHelper.SuccessCompiler, GrammarHelper.NewLineSymbol, MessagesHelper.Output, exeName);
}
catch (CodeGenerationException ex)
{
HasError = true;
Console.WriteLine("{0}{1}{2}", MessagesHelper.ErrorCompiler, GrammarHelper.NewLineSymbol, ex.CompilerMessage);
}
}
}
catch (CompilerException ex)
{
Console.WriteLine("{0}{1}{2}", MessagesHelper.ErrorParser, GrammarHelper.NewLineSymbol, ex.CompilerMessage);
}
}
public void Parse(string input, string[] compilerOptions)
{
string fileName = Path.GetFileNameWithoutExtension(compilerOptions[0]);
ParseCompilerOptions(compilerOptions);
AntlrInputStream inputStream = new AntlrInputStream(input);
MiniJavaLexer miniJavaLexer = new MiniJavaLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(miniJavaLexer);
MiniJavaParser miniJavaParser = new MiniJavaParser(commonTokenStream);
miniJavaParser.AddErrorListener(ErrorListener.INSTANCE);
var cst = miniJavaParser.prg();
if (ErrorListener.INSTANCE.errorCounter > 0)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Sorry this is all my fault :(");
}
else
{
// Generate AST //
var ast = cst.ToAst();
// Type Checking //
TypeChecker typeChecker = new TypeChecker();
typeChecker.InitTypeChecking(ast);
typeChecker.StartTypeChecking(ast);
// Convert to intermediate //
IntermediateAstBuilder intermediate = new IntermediateAstBuilder();
var interTree = intermediate.BuildIntermediateAst(ast);
var canonizedTree = new Canonizer().CanonPrg((TreePrg)interTree);
// assembly //
I386CodeGenerator codeGenerator = new I386CodeGenerator();
var i386Prg = (I386Prg)codeGenerator.CodeGen(canonizedTree);
if (WithoutAlloc)
{
File.WriteAllText(fileName + "_noallocs.s", i386Prg.RenderAssembly());
}
// Liveness analysis //
RegisterAllocator registerAllocator = new RegisterAllocator();
registerAllocator.AllocateRegisters(i386Prg, codeGenerator.GetGeneralPurposeRegisters());
Afterburner afterburner = new Afterburner();
afterburner.RemoveRedundancies(i386Prg);
if (Intermediate)
{
File.WriteAllText(fileName + ".tree", canonizedTree.ToString());
}
File.WriteAllText(fileName + ".s", i386Prg.RenderAssembly());
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("You did great!");
Console.ForegroundColor = ConsoleColor.White;
}
}
