1 bdemsky 1.1.2.1 // JMain.java, created Fri Aug 7 10:22:20 1998 by cananian
2 bdemsky 1.1.2.1 // Copyright (C) 1998 C. Scott Ananian <cananian@alumni.princeton.edu>
3 bdemsky 1.1.2.1 // Licensed under the terms of the GNU GPL; see COPYING for details.
4 bdemsky 1.1.2.1 package harpoon.Main;
5 bdemsky 1.1.2.1
6 cananian 1.3 import harpoon.Backend.Generic.Frame;
7 bdemsky 1.1.2.1 import harpoon.ClassFile.CachingCodeFactory;
8 bdemsky 1.1.2.1 import harpoon.ClassFile.HClass;
9 bdemsky 1.1.2.1 import harpoon.ClassFile.HCode;
10 bdemsky 1.1.2.1 import harpoon.ClassFile.HCodeFactory;
11 bdemsky 1.1.2.1 import harpoon.ClassFile.HMethod;
12 cananian 1.1.2.8 import harpoon.ClassFile.Linker;
13 cananian 1.1.2.8 import harpoon.ClassFile.Loader;
14 bdemsky 1.1.2.1 import harpoon.IR.Jasmin.Jasmin;
15 bdemsky 1.1.2.1
16 bdemsky 1.1.2.1 import harpoon.Analysis.ClassHierarchy;
17 bdemsky 1.1.2.1 import harpoon.Analysis.Quads.QuadClassHierarchy;
18 bdemsky 1.1.2.1
19 salcianu 1.4 import harpoon.Backend.Backend;
20 salcianu 1.4
21 bdemsky 1.1.2.1 import java.io.FileWriter;
22 bdemsky 1.1.2.1 import java.io.IOException;
23 bdemsky 1.1.2.1 import java.io.PrintWriter;
24 bdemsky 1.1.2.1 import java.io.PrintStream;
25 bdemsky 1.1.2.1 import java.io.FileOutputStream;
26 bdemsky 1.1.2.1
27 bdemsky 1.1.2.1 import java.util.Set;
28 bdemsky 1.1.2.1 import java.util.Iterator;
29 cananian 1.6 import net.cscott.jutil.WorkSet;
30 bdemsky 1.1.2.1
31 bdemsky 1.1.2.1 /**
32 bdemsky 1.1.2.1 * <code>JMain</code> is the command-line interface to the compiler.
33 bdemsky 1.1.2.1 *
34 bdemsky 1.1.2.1 * @author C. Scott Ananian <cananian@alumni.princeton.edu>
35 cananian 1.6 * @version $Id: JMain.java,v 1.6 2004/02/08 01:58:13 cananian Exp $
36 bdemsky 1.1.2.1 */
37 bdemsky 1.1.2.1 public abstract class JMain extends harpoon.IR.Registration {
38 bdemsky 1.1.2.1
39 bdemsky 1.1.2.1 /** The compiler should be invoked with the names of classes to view.
40 bdemsky 1.1.2.1 * An optional "-code codename" option allows you to specify which
41 bdemsky 1.1.2.1 * codeview to use.
42 bdemsky 1.1.2.1 */
43 bdemsky 1.1.2.1 public static void main(String args[]) throws java.io.IOException {
44 bdemsky 1.1.2.7 boolean minimizemethods=false;
45 bdemsky 1.1.2.1 java.io.PrintWriter out = new java.io.PrintWriter(System.out, true);
46 cananian 1.1.2.8 Linker linker = Loader.systemLinker;
47 bdemsky 1.1.2.1
48 bdemsky 1.1.2.1 HCodeFactory hcf1 = // default code factory.
49 bdemsky 1.1.2.1 harpoon.IR.Quads.QuadNoSSA.codeFactory();
50 bdemsky 1.1.2.7 hcf1=new harpoon.ClassFile.CachingCodeFactory(hcf1);
51 bdemsky 1.1.2.1 HCodeFactory hcf=harpoon.IR.Quads.QuadSSI.codeFactory(hcf1);
52 bdemsky 1.1.2.7
53 bdemsky 1.1.2.1 int n=0; // count # of args/flags processed.
54 bdemsky 1.1.2.1 for (; n < args.length ; n++) {
55 bdemsky 1.1.2.1 if (args[n].startsWith("-pass")) {
56 bdemsky 1.1.2.1 if (++n >= args.length)
57 bdemsky 1.1.2.1 throw new Error("-pass option needs codename");
58 cananian 1.5 hcf = Options.cfFromString(args[n], hcf, linker);
59 bdemsky 1.1.2.1 } else if (args[n].startsWith("-stat")) {
60 bdemsky 1.1.2.1 String filename = "./phisig.data";
61 bdemsky 1.1.2.1 if (args[n].startsWith("-stat:"))
62 bdemsky 1.1.2.1 filename = args[n].substring(6);
63 bdemsky 1.1.2.1 try {
64 bdemsky 1.1.2.1 Options.statWriter =
65 bdemsky 1.1.2.1 new PrintWriter(new FileWriter(filename), true);
66 bdemsky 1.1.2.1 } catch (IOException e) {
67 bdemsky 1.1.2.1 throw new Error("Could not open " + filename +
68 bdemsky 1.1.2.1 " for statistics: " + e.toString());
69 bdemsky 1.1.2.1 }
70 bdemsky 1.1.2.7 } else if (args[n].startsWith("-onlycallable")) {
71 bdemsky 1.1.2.7 minimizemethods=true;
72 bdemsky 1.1.2.7 } else if (args[n].startsWith("-help")) {
73 bdemsky 1.1.2.7 //be nice to users
74 bdemsky 1.1.2.7 System.out.println("Valid options:");
75 bdemsky 1.1.2.7 System.out.println("-pass");
76 bdemsky 1.1.2.7 System.out.println("-stat/-stat:filename");
77 bdemsky 1.1.2.7 System.out.println("-onlycallable");
78 bdemsky 1.1.2.7 System.exit(0);
79 bdemsky 1.1.2.7 }
80 bdemsky 1.1.2.7 else break; // no more command-line options.
81 bdemsky 1.1.2.1 }
82 bdemsky 1.1.2.1 // rest of command-line options are class names.
83 bdemsky 1.1.2.1
84 bdemsky 1.1.2.7 //allow some options to work...
85 bdemsky 1.1.2.7
86 bdemsky 1.1.2.7 hcf=harpoon.IR.Quads.QuadWithTry.codeFactory(hcf);
87 bdemsky 1.1.2.7
88 cananian 1.3 // any frame / any method will do
89 cananian 1.3 HMethod mainM = linker.forName(args[n])
90 cananian 1.3 .getDeclaredMethod("main","([Ljava/lang/String;)V");
91 salcianu 1.4 Frame frame = Backend.getFrame(Backend.PRECISEC, mainM);
92 cananian 1.3
93 bdemsky 1.1.2.1 WorkSet todo=new WorkSet();
94 cananian 1.3 WorkSet todor=new WorkSet(frame.getRuntime().runtimeCallableMethods());
95 bdemsky 1.1.2.1 for (int i=0; i<args.length-n; i++) {
96 cananian 1.1.2.8 HMethod hmx[]=(linker.forName(args[n+i])).getDeclaredMethods();
97 bdemsky 1.1.2.4 boolean flag=false;
98 bdemsky 1.1.2.1 for (int j=0; j<hmx.length; j++) {
99 bdemsky 1.1.2.1 if (hmx[j].getName().equalsIgnoreCase("main")) {
100 bdemsky 1.1.2.1 todo.add(hmx[j]);
101 bdemsky 1.1.2.4 flag=true;
102 bdemsky 1.1.2.4 }
103 bdemsky 1.1.2.1 }
104 bdemsky 1.1.2.1 }
105 cananian 1.1.2.8 ClassHierarchy ch1=new QuadClassHierarchy(linker,todo,hcf1);
106 cananian 1.1.2.8 ClassHierarchy ch2=new QuadClassHierarchy(linker,todor,hcf1);
107 bdemsky 1.1.2.1 Set cm1=ch1.callableMethods();
108 bdemsky 1.1.2.1 Set cm2=ch2.callableMethods();
109 bdemsky 1.1.2.6 Set cmx=ch1.classes();
110 bdemsky 1.1.2.6 Iterator iterate=cmx.iterator();
111 bdemsky 1.1.2.6
112 bdemsky 1.1.2.1 WorkSet classes=new WorkSet();
113 bdemsky 1.1.2.1 while(iterate.hasNext()) {
114 bdemsky 1.1.2.6 HClass cl=(HClass)iterate.next();
115 bdemsky 1.1.2.6 if ((!cl.isPrimitive())&&(!cl.isArray())) {
116 bdemsky 1.1.2.3 classes.add(cl);
117 bdemsky 1.1.2.6 }
118 bdemsky 1.1.2.1 }
119 bdemsky 1.1.2.1 HClass interfaceClasses[] = new HClass[classes.size()];
120 bdemsky 1.1.2.1 iterate=classes.iterator();
121 bdemsky 1.1.2.1 int index=0;
122 bdemsky 1.1.2.1 System.out.println("Compiling following classes:");
123 bdemsky 1.1.2.1 while (iterate.hasNext()) {
124 bdemsky 1.1.2.1 interfaceClasses[index++]=(HClass)iterate.next();
125 bdemsky 1.1.2.1 System.out.println(interfaceClasses[index-1]);
126 bdemsky 1.1.2.1 }
127 bdemsky 1.1.2.1
128 bdemsky 1.1.2.1 // Do something intelligent with these classes. XXX
129 bdemsky 1.1.2.1 for (int i=0; i<interfaceClasses.length; i++) {
130 bdemsky 1.1.2.1 HMethod hm1[] = interfaceClasses[i].getDeclaredMethods();
131 bdemsky 1.1.2.1 WorkSet hmo=new WorkSet();
132 bdemsky 1.1.2.6 System.out.println(interfaceClasses[i]+":");
133 bdemsky 1.1.2.1 for (int ind=0;ind<hm1.length;ind++) {
134 bdemsky 1.1.2.7 //reflection sees a little too commonplace to allow this
135 bdemsky 1.1.2.7 //sort of thing as a default
136 bdemsky 1.1.2.7 if (minimizemethods) {
137 bdemsky 1.1.2.7 if (cm1.contains(hm1[ind])||cm2.contains(hm1[ind])) {
138 bdemsky 1.1.2.7 hmo.add(hm1[ind]);
139 bdemsky 1.1.2.7 }
140 bdemsky 1.1.2.7 } else
141 bdemsky 1.1.2.1 hmo.add(hm1[ind]);
142 bdemsky 1.1.2.1 }
143 bdemsky 1.1.2.1 HMethod hm[] = new HMethod[hmo.size()];
144 bdemsky 1.1.2.1 Iterator hmiter=hmo.iterator();
145 bdemsky 1.1.2.1 int hindex=0;
146 bdemsky 1.1.2.1 while (hmiter.hasNext()) {
147 bdemsky 1.1.2.1 hm[hindex++]=(HMethod)hmiter.next();
148 bdemsky 1.1.2.1 System.out.println(hm[hindex-1]);
149 bdemsky 1.1.2.1 }
150 bdemsky 1.1.2.1
151 bdemsky 1.1.2.1 HCode hc[] = new HCode[hm.length];
152 bdemsky 1.1.2.1 for (int j=0; j<hm.length; j++) {
153 bdemsky 1.1.2.1 hc[j] = hcf.convert(hm[j]);
154 bdemsky 1.1.2.1 if (hc[j]!=null) hc[j].print(out);
155 bdemsky 1.1.2.1 }
156 bdemsky 1.1.2.1 Jasmin jasmin=new Jasmin(hc, hm,interfaceClasses[i]);
157 bdemsky 1.1.2.1 FileOutputStream file;
158 bdemsky 1.1.2.1 if (interfaceClasses.length!=1)
159 bdemsky 1.1.2.1 file=new FileOutputStream("out"+i+".j");
160 bdemsky 1.1.2.1 else
161 bdemsky 1.1.2.1 file=new FileOutputStream("out.j");
162 bdemsky 1.1.2.1 PrintStream tempstream=new PrintStream(file);
163 bdemsky 1.1.2.1 jasmin.outputClass(tempstream);
164 bdemsky 1.1.2.1 file.close();
165 bdemsky 1.1.2.1 }
166 bdemsky 1.1.2.1 if (Options.profWriter!=null) Options.profWriter.close();
167 bdemsky 1.1.2.1 if (Options.statWriter!=null) Options.statWriter.close();
168 bdemsky 1.1.2.1 Runtime r=Runtime.getRuntime();
169 bdemsky 1.1.2.1 r.exit(0);
170 bdemsky 1.1.2.1 }
171 cananian 1.2 }