Robust/src/Main/Main.java

   1 package Main;
   2
   3 import java.io.Reader;
   4 import java.io.BufferedReader;
   5 import java.io.FileReader;
   6 import IR.Tree.ParseNode;
   7 import IR.Tree.BuildIR;
   8 import IR.Tree.SemanticCheck;
   9 import IR.Flat.BuildFlat;
  10 import IR.Flat.BuildCode;
  11 import IR.State;
  12 import IR.TypeUtil;
  13
  14 public class Main {
  15
  16   public static void main(String args[]) throws Exception {
  17       String ClassLibraryPrefix="./ClassLibrary/";
  18       State state=new State();
  19
  20       for(int i=0;i<args.length;i++) {
  21           String option=args[i];
  22           if (option.equals("-precise"))
  23               IR.Flat.BuildCode.GENERATEPRECISEGC=true;
  24           else if (option.equals("-dir"))
  25               IR.Flat.BuildCode.PREFIX=args[++i]+"/";
  26           else if (option.equals("-classlibrary"))
  27               ClassLibraryPrefix=args[++i]+"/";
  28           else if (option.equals("-mainclass"))
  29               state.main=args[++i];
  30           else if (option.equals("-struct"))
  31               state.structfile=args[++i];
  32           else if (option.equals("-conscheck"))
  33               state.CONSCHECK=true;
  34           else if (option.equals("-task"))
  35               state.TASK=true;
  36           else if (option.equals("-help")) {
  37               System.out.println("-classlibrary classlibrarydirectory -- directory where classlibrary is located");
  38               System.out.println("-dir outputdirectory -- output code in outputdirectory");
  39               System.out.println("-struct structfile -- output structure declarations for repair tool");
  40               System.out.println("-mainclass -- main function to call");
  41               System.out.println("-precise -- use precise garbage collection");
  42
  43               System.out.println("-conscheck -- turn on consistency checking");
  44               System.out.println("-help -- print out help");
  45               System.exit(0);
  46           } else {
  47               readSourceFile(state, args[i]);
  48           }
  49       }
  50
  51       readSourceFile(state, ClassLibraryPrefix+"Object.java");
  52       readSourceFile(state, ClassLibraryPrefix+"System.java");
  53       readSourceFile(state, ClassLibraryPrefix+"String.java");
  54       readSourceFile(state, ClassLibraryPrefix+"StringBuffer.java");
  55       readSourceFile(state, ClassLibraryPrefix+"FileInputStream.java");
  56       readSourceFile(state, ClassLibraryPrefix+"FileOutputStream.java");
  57       if (state.TASK) {
  58           readSourceFile(state, ClassLibraryPrefix+"StartupObject.java");
  59           readSourceFile(state, ClassLibraryPrefix+"Socket.java");
  60           readSourceFile(state, ClassLibraryPrefix+"ServerSocket.java");
  61       }
  62
  63       BuildIR bir=new BuildIR(state);
  64       bir.buildtree();
  65
  66       TypeUtil tu=new TypeUtil(state);
  67
  68       SemanticCheck sc=new SemanticCheck(state,tu);
  69       sc.semanticCheck();
  70       tu.createFullTable();
  71
  72       BuildFlat bf=new BuildFlat(state);
  73       bf.buildFlat();
  74
  75       BuildCode bc=new BuildCode(state, bf.getMap(), tu);
  76       bc.buildCode();
  77       System.exit(0);
  78   }
  79
  80     private static void readSourceFile(State state, String sourcefile) throws Exception {
  81         Reader fr = new BufferedReader(new FileReader(sourcefile));
  82         Lex.Lexer l = new Lex.Lexer(fr);
  83         java_cup.runtime.lr_parser g;
  84         g = new Parse.Parser(l);
  85         ParseNode p=(ParseNode) g./*debug_*/parse().value;
  86         state.addParseNode(p);
  87         if (l.numErrors()!=0) {
  88             System.out.println("Error parsing Object.java");
  89             System.exit(l.numErrors());
  90         }
  91     }
  92 }