/*
    MiniJava+ compiler 
*/
import java.io.*;

public class mjpc
{
    public static void main(String[] args) throws Exception
    {
	Global.sourcefile = args[0];
	Global.targetfile = args[1];
        
	parser Pr = new parser();
	absyn Prog = (absyn) Pr.parse().value;  // parse and get absyn tree
	
        PrintWriter pw = new PrintWriter(new FileWriter(args[1]));
	//	cppvisitor translator = new cppvisitor(pw);
	//	Prog.accept(translator);

	// type check:

	// create and use symbol-table generation visitor:
	tablemaker tm = new tablemaker();
	programentry symboltable = (programentry)Prog.accept(tm);
	if (symboltable!=null)
	    System.out.println("symbol table constructed");
	// create type checking visitor using symboltable
	typechecker tpr = new typechecker(symboltable);
	String t = Prog.accept(tpr);
	System.out.println("type checking complete");
	
	// create abstract code-generation visitor using symboltable
	generator2 abscoder = new generator2(symboltable);
	Prog.accept(abscoder);
	// create gnu assembly instruction coder:
	x86 filecoder = new x86();
	pw.println("/* generated by minijava+ compiler */\n");
	for (operation op : abscoder.Code) pw.print(op.accept(filecoder));
	pw.close();
	System.out.println("assembly code written to "+args[1]);
	// invoke gcc as assembler to produce a.out:
	Runtime shell = Runtime.getRuntime();
	System.out.println("invoking assembler to produce executable ...");
	shell.exec("gcc "+args[1]);
    }
} // mjpc