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 import Analysis.TaskStateAnalysis.TaskAnalysis;
  14 import Analysis.CallGraph.CallGraph;
  15 import Analysis.TaskStateAnalysis.TagAnalysis;
  16
  17 public class Main {
  18
  19     /** Main method for the compiler.  */
  20
  21   public static void main(String args[]) throws Exception {
  22       String ClassLibraryPrefix="./ClassLibrary/";
  23       State state=new State();
  24
  25       for(int i=0;i<args.length;i++) {
  26           String option=args[i];
  27           if (option.equals("-precise"))
  28               IR.Flat.BuildCode.GENERATEPRECISEGC=true;
  29           else if (option.equals("-dir"))
  30               IR.Flat.BuildCode.PREFIX=args[++i]+"/";
  31           else if (option.equals("-classlibrary"))
  32               ClassLibraryPrefix=args[++i]+"/";
  33           else if (option.equals("-mainclass"))
  34               state.main=args[++i];
  35           else if (option.equals("-struct"))
  36               state.structfile=args[++i];
  37           else if (option.equals("-conscheck"))
  38               state.CONSCHECK=true;
  39           else if (option.equals("-task"))
  40               state.TASK=true;
  41           else if (option.equals("-taskstate"))
  42               state.TASKSTATE=true;
  43           else if (option.equals("-thread"))
  44               state.THREAD=true;
  45           else if (option.equals("-instructionfailures"))
  46               state.INSTRUCTIONFAILURE=true;
  47           else if (option.equals("-help")) {
  48               System.out.println("-classlibrary classlibrarydirectory -- directory where classlibrary is located");
  49               System.out.println("-dir outputdirectory -- output code in outputdirectory");
  50               System.out.println("-struct structfile -- output structure declarations for repair tool");
  51               System.out.println("-mainclass -- main function to call");
  52               System.out.println("-precise -- use precise garbage collection");
  53
  54               System.out.println("-conscheck -- turn on consistency checking");
  55               System.out.println("-task -- compiler for tasks");
  56               System.out.println("-thread -- threads");
  57               System.out.println("-instructionfailures -- insert code for instruction level failures");
  58               System.out.println("-taskstate -- do task state analysis");
  59               System.out.println("-help -- print out help");
  60               System.exit(0);
  61           } else {
  62               readSourceFile(state, args[i]);
  63           }
  64       }
  65
  66
  67       readSourceFile(state, ClassLibraryPrefix+"System.java");
  68       readSourceFile(state, ClassLibraryPrefix+"String.java");
  69       readSourceFile(state, ClassLibraryPrefix+"HashSet.java");
  70       readSourceFile(state, ClassLibraryPrefix+"HashMap.java");
  71       readSourceFile(state, ClassLibraryPrefix+"HashMapIterator.java");
  72       readSourceFile(state, ClassLibraryPrefix+"HashEntry.java");
  73       readSourceFile(state, ClassLibraryPrefix+"Integer.java");
  74       readSourceFile(state, ClassLibraryPrefix+"StringBuffer.java");
  75       readSourceFile(state, ClassLibraryPrefix+"FileInputStream.java");
  76       readSourceFile(state, ClassLibraryPrefix+"FileOutputStream.java");
  77       readSourceFile(state, ClassLibraryPrefix+"File.java");
  78       readSourceFile(state, ClassLibraryPrefix+"InetAddress.java");
  79
  80       if (state.THREAD) {
  81           readSourceFile(state, ClassLibraryPrefix+"Thread.java");
  82           readSourceFile(state, ClassLibraryPrefix+"ObjectJava.java");
  83       } else {
  84           readSourceFile(state, ClassLibraryPrefix+"Object.java");
  85           readSourceFile(state, ClassLibraryPrefix+"TagDescriptor.java");
  86       }
  87
  88       if (state.TASK) {
  89           readSourceFile(state, ClassLibraryPrefix+"StartupObject.java");
  90           readSourceFile(state, ClassLibraryPrefix+"Socket.java");
  91           readSourceFile(state, ClassLibraryPrefix+"ServerSocket.java");
  92       } else {
  93           readSourceFile(state, ClassLibraryPrefix+"SocketJava.java");
  94           readSourceFile(state, ClassLibraryPrefix+"ServerSocketJava.java");
  95       }
  96
  97       BuildIR bir=new BuildIR(state);
  98       bir.buildtree();
  99
 100       TypeUtil tu=new TypeUtil(state);
 101
 102       SemanticCheck sc=new SemanticCheck(state,tu);
 103       sc.semanticCheck();
 104       tu.createFullTable();
 105
 106       BuildFlat bf=new BuildFlat(state,tu);
 107       bf.buildFlat();
 108
 109       if (state.TASKSTATE) {
 110           CallGraph callgraph=new CallGraph(state);
 111           TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
 112           TaskAnalysis ta=new TaskAnalysis(state, taganalysis);
 113           ta.taskAnalysis();
 114       }
 115
 116
 117
 118       BuildCode bc=new BuildCode(state, bf.getMap(), tu);
 119       bc.buildCode();
 120       System.exit(0);
 121   }
 122
 123     /** Reads in a source file and adds the parse tree to the state object. */
 124
 125     private static void readSourceFile(State state, String sourcefile) throws Exception {
 126         Reader fr = new BufferedReader(new FileReader(sourcefile));
 127         Lex.Lexer l = new Lex.Lexer(fr);
 128         java_cup.runtime.lr_parser g;
 129         g = new Parse.Parser(l);
 130         ParseNode p=null;
 131         try {
 132             p=(ParseNode) g./*debug_*/parse().value;
 133         } catch (Exception e) {
 134             System.err.println("Error parsing file:"+sourcefile);
 135             e.printStackTrace();
 136             System.exit(-1);
 137         }
 138         state.addParseNode(p);
 139         if (l.numErrors()!=0) {
 140             System.out.println("Error parsing "+sourcefile);
 141             System.exit(l.numErrors());
 142         }
 143     }
 144 }