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;
16 public static void main(String args[]) throws Exception {
17 String ClassLibraryPrefix="./ClassLibrary/";
18 State state=new State();
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"))
30 else if (option.equals("-struct"))
31 state.structfile=args[++i];
32 else if (option.equals("-task"))
34 else if (option.equals("-help")) {
35 System.out.println("-classlibrary classlibrarydirectory -- directory where classlibrary is located");
36 System.out.println("-dir outputdirectory -- output code in outputdirectory");
37 System.out.println("-struct structfile -- output structure declarations for repair tool");
38 System.out.println("-mainclass -- main function to call");
39 System.out.println("-precise -- use precise garbage collection");
41 System.out.println("-help -- print out help");
44 readSourceFile(state, args[i]);
48 readSourceFile(state, ClassLibraryPrefix+"Object.java");
49 readSourceFile(state, ClassLibraryPrefix+"System.java");
50 readSourceFile(state, ClassLibraryPrefix+"String.java");
52 readSourceFile(state, ClassLibraryPrefix+"StartupObject.java");
54 BuildIR bir=new BuildIR(state);
57 TypeUtil tu=new TypeUtil(state);
59 SemanticCheck sc=new SemanticCheck(state,tu);
63 BuildFlat bf=new BuildFlat(state);
66 BuildCode bc=new BuildCode(state, bf.getMap(), tu);
71 private static void readSourceFile(State state, String sourcefile) throws Exception {
72 Reader fr = new BufferedReader(new FileReader(sourcefile));
73 Lex.Lexer l = new Lex.Lexer(fr);
74 java_cup.runtime.lr_parser g;
75 g = new Parse.Parser(l);
76 ParseNode p=(ParseNode) g./*debug_*/parse().value;
77 state.addParseNode(p);
78 if (l.numErrors()!=0) {
79 System.out.println("Error parsing Object.java");
80 System.exit(l.numErrors());