1 /*
   2  * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 package sun.jvm.hotspot.opto;
  26 
  27 import java.util.*;
  28 import java.io.PrintStream;
  29 import sun.jvm.hotspot.ci.*;
  30 import sun.jvm.hotspot.debugger.*;
  31 import sun.jvm.hotspot.runtime.*;
  32 import sun.jvm.hotspot.oops.*;
  33 import sun.jvm.hotspot.types.*;
  34 
  35 public class Compile extends VMObject {
  36   static {
  37     VM.registerVMInitializedObserver(new Observer() {
  38         public void update(Observable o, Object data) {
  39           initialize(VM.getVM().getTypeDataBase());
  40         }
  41       });
  42   }
  43 
  44   private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
  45     Type type      = db.lookupType("Compile");
  46     rootField = type.getAddressField("_root");
  47     uniqueField = new CIntField(type.getCIntegerField("_unique"), 0);
  48     entryBciField = new CIntField(type.getCIntegerField("_entry_bci"), 0);
  49     topField = type.getAddressField("_top");
  50     cfgField = type.getAddressField("_cfg");
  51     regallocField = type.getAddressField("_regalloc");
  52     methodField = type.getAddressField("_method");
  53     iltField = type.getAddressField("_ilt");
  54   }
  55 
  56   private static AddressField rootField;
  57   private static CIntField uniqueField;
  58   private static CIntField entryBciField;
  59   private static AddressField topField;
  60   private static AddressField cfgField;
  61   private static AddressField regallocField;
  62   private static AddressField methodField;
  63   private static AddressField iltField;
  64 
  65   public Compile(Address addr) {
  66     super(addr);
  67   }
  68 
  69   public Node root() {
  70     return new RootNode(rootField.getValue(this.getAddress()));
  71   }
  72 
  73   public int entryBci() {
  74     return (int)entryBciField.getValue(getAddress());
  75   }
  76 
  77   public ciMethod method() {
  78     return (ciMethod) ciObjectFactory.getMetadata(methodField.getValue(getAddress()));
  79   }
  80 
  81   public PhaseCFG cfg() {
  82     Address a = cfgField.getValue(this.getAddress());
  83     if (a != null) {
  84       return new PhaseCFG(a);
  85     }
  86     return null;
  87   }
  88 
  89   public InlineTree ilt() {
  90     Address a = iltField.getValue(this.getAddress());
  91     if (a != null) {
  92       return new InlineTree(a);
  93     }
  94     return null;
  95   }
  96 
  97   public void dumpInlineData(PrintStream out) {
  98     InlineTree inlTree = ilt();
  99     if (inlTree != null) {
 100       out.print(" inline " + inlTree.count());
 101       inlTree.dumpReplayData(out);
 102     }
 103   }
 104 
 105 }