1 kkz 1.1.2.1 // EventDriven.java, created Fri Nov 12 14:03:59 1999 by kkz
2 cananian 1.1.2.13 // Copyright (C) 1999 Karen K. Zee <kkz@alum.mit.edu>
3 kkz 1.1.2.1 // Licensed under the terms of the GNU GPL; see COPYING for details.
4 kkz 1.1.2.1 package harpoon.Analysis.EventDriven;
5 kkz 1.1.2.1
6 kkz 1.1.2.1 import harpoon.Analysis.ClassHierarchy;
7 bdemsky 1.1.2.7 import harpoon.Analysis.Quads.CallGraph;
8 bdemsky 1.1.2.9
9 bdemsky 1.1.2.9 import harpoon.Analysis.MetaMethods.MetaCallGraph;
10 bdemsky 1.1.2.9
11 cananian 1.1.2.6 import harpoon.ClassFile.CachingCodeFactory;
12 bdemsky 1.1.2.9 import harpoon.ClassFile.HCodeFactory;
13 kkz 1.1.2.1 import harpoon.ClassFile.HCode;
14 bdemsky 1.1.2.4 import harpoon.ClassFile.HClass;
15 kkz 1.1.2.1 import harpoon.ClassFile.HMethod;
16 bdemsky 1.1.2.5 import harpoon.ClassFile.Linker;
17 kkz 1.1.2.1 import harpoon.IR.Quads.METHOD;
18 bdemsky 1.1.2.2 import harpoon.IR.Quads.HEADER;
19 kkz 1.1.2.1 import harpoon.IR.Quads.Quad;
20 bdemsky 1.1.2.7 import harpoon.IR.Quads.QuadSSI;
21 kkz 1.1.2.1 import harpoon.Temp.Temp;
22 kkz 1.1.2.1
23 bdemsky 1.1.2.12
24 bdemsky 1.1.2.4 import java.util.HashMap;
25 kkz 1.1.2.1 import java.util.Iterator;
26 bdemsky 1.1.2.4 import java.util.Map;
27 bdemsky 1.1.2.11 import java.util.Set;
28 cananian 1.3 import net.cscott.jutil.WorkSet;
29 kkz 1.1.2.1 /**
30 kkz 1.1.2.1 * <code>EventDriven</code>
31 kkz 1.1.2.1 *
32 cananian 1.1.2.13 * @author Karen K. Zee <kkz@alum.mit.edu>
33 cananian 1.3 * @version $Id: EventDriven.java,v 1.3 2004/02/08 01:51:58 cananian Exp $
34 kkz 1.1.2.1 */
35 kkz 1.1.2.1 public class EventDriven {
36 cananian 1.1.2.6 protected final CachingCodeFactory ucf;
37 kkz 1.1.2.1 protected final HCode hc;
38 kkz 1.1.2.1 protected final ClassHierarchy ch;
39 bdemsky 1.1.2.4 protected Map classmap;
40 bdemsky 1.1.2.5 protected final Linker linker;
41 bdemsky 1.1.2.8 protected boolean optimistic;
42 bdemsky 1.1.2.10 protected boolean recycle;
43 bdemsky 1.1.2.11 protected Set classes;
44 bdemsky 1.1.2.4
45 cananian 1.1.2.6 /** Creates a <code>EventDriven</code>. The <code>CachingCodeFactory</code>
46 bdemsky 1.1.2.7 * needs to have been created from a <code>QuadSSI</code> that contains
47 kkz 1.1.2.1 * type information.
48 kkz 1.1.2.1 *
49 kkz 1.1.2.1 * <code>HCode</code> needs to be the <code>HCode</code> for main.
50 kkz 1.1.2.1 */
51 bdemsky 1.1.2.10 public EventDriven(CachingCodeFactory ucf, HCode hc, ClassHierarchy ch, Linker linker, boolean optimistic, boolean recycle) {
52 kkz 1.1.2.1 this.ucf = ucf;
53 kkz 1.1.2.1 this.hc = hc;
54 kkz 1.1.2.1 this.ch = ch;
55 bdemsky 1.1.2.5 this.linker=linker;
56 bdemsky 1.1.2.8 this.optimistic=optimistic;
57 bdemsky 1.1.2.10 this.recycle=recycle;
58 bdemsky 1.1.2.11 this.classes=new WorkSet();
59 bdemsky 1.1.2.11 }
60 bdemsky 1.1.2.11
61 bdemsky 1.1.2.11 public Set classes() {
62 bdemsky 1.1.2.11 return classes;
63 kkz 1.1.2.1 }
64 kkz 1.1.2.1
65 kkz 1.1.2.1 /** Returns the converted main
66 kkz 1.1.2.1 */
67 bdemsky 1.1.2.9 public HMethod convert(MetaCallGraph mcg) {
68 kkz 1.1.2.1 // Clone the class that main was in, and replace it
69 bdemsky 1.1.2.8 HMethod oldmain=hc.getMethod();
70 bdemsky 1.1.2.5 HClass origClass = oldmain.getDeclaringClass();
71 bdemsky 1.1.2.5
72 bdemsky 1.1.2.5
73 bdemsky 1.1.2.7 // CallGraph cg=new CallGraph(ch, ucf);
74 bdemsky 1.1.2.7 // WorkSet todo=new WorkSet();
75 bdemsky 1.1.2.7 // WorkSet done=new WorkSet();
76 bdemsky 1.1.2.7 // todo.add(hc.getMethod());
77 bdemsky 1.1.2.7 // while(!todo.isEmpty()) {
78 bdemsky 1.1.2.7 // HMethod hm=(HMethod)todo.pop();
79 bdemsky 1.1.2.7 // done.add(hm);
80 bdemsky 1.1.2.7 // System.out.println(hm);
81 bdemsky 1.1.2.7 // System.out.println("-------------------------------------");
82 bdemsky 1.1.2.7 // HMethod[] hma=cg.calls(hm);
83 bdemsky 1.1.2.7 // for (int i=0;i<hma.length;i++) {
84 bdemsky 1.1.2.7 // System.out.println("calls "+hma[i]);
85 bdemsky 1.1.2.7 // if (!done.contains(hma[i]))
86 bdemsky 1.1.2.7 // todo.add(hma[i]);
87 bdemsky 1.1.2.7 // }
88 bdemsky 1.1.2.7 // }
89 bdemsky 1.1.2.7
90 bdemsky 1.1.2.11 ToAsync as = new ToAsync(ucf,hc ,ch ,linker,optimistic,mcg,recycle,classes);
91 kkz 1.1.2.1 // transform main to mainAsync
92 kkz 1.1.2.1 HMethod newmain = as.transform();
93 kkz 1.1.2.1
94 kkz 1.1.2.1 if (newmain == null) System.err.println("EventDriven.convert(): " +
95 kkz 1.1.2.1 "newmain is null");
96 kkz 1.1.2.1
97 kkz 1.1.2.1 Temp[] params = null;
98 bdemsky 1.1.2.11 HEADER header=(HEADER) (hc.getRootElement());
99 bdemsky 1.1.2.2 METHOD method=(METHOD) (header.next(1));
100 bdemsky 1.1.2.2 params=method.params();
101 bdemsky 1.1.2.12 //NO ALLOCATION IN HERE
102 bdemsky 1.1.2.7 ucf.put(oldmain, new EventDrivenCode(oldmain, newmain, params, linker));
103 bdemsky 1.1.2.5 return oldmain;
104 kkz 1.1.2.1 }
105 kkz 1.1.2.1 }
106 bdemsky 1.1.2.12
107 bdemsky 1.1.2.12
108 bdemsky 1.1.2.12
109 bdemsky 1.1.2.7
110 bdemsky 1.1.2.7
111 bdemsky 1.1.2.5
112 cananian 1.2