src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/code/CodeCache.java

*** 1,7 ****
  /*
!  * Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 31,41 ****
  import sun.jvm.hotspot.types.*;
  import sun.jvm.hotspot.utilities.*;
  
  public class CodeCache {
    private static GrowableArray<CodeHeap> heapArray;
-   private static AddressField scavengeRootNMethodsField;
    private static VirtualConstructor virtualConstructor;
  
    static {
      VM.registerVMInitializedObserver(new Observer() {
          public void update(Observable o, Object data) {
--- 31,40 ----
*** 54,65 ****
          new VirtualBaseConstructor(db, codeHeapType, "sun.jvm.hotspot.memory", CodeHeap.class);
  
      AddressField heapsField = type.getAddressField("_heaps");
      heapArray = GrowableArray.create(heapsField.getValue(), heapConstructor);
  
-     scavengeRootNMethodsField = type.getAddressField("_scavenge_root_nmethods");
- 
      virtualConstructor = new VirtualConstructor(db);
      // Add mappings for all possible CodeBlob subclasses
      virtualConstructor.addMapping("BufferBlob", BufferBlob.class);
      virtualConstructor.addMapping("nmethod", NMethod.class);
      virtualConstructor.addMapping("RuntimeStub", RuntimeStub.class);
--- 53,62 ----
*** 71,84 ****
        virtualConstructor.addMapping("ExceptionBlob", ExceptionBlob.class);
        virtualConstructor.addMapping("UncommonTrapBlob", UncommonTrapBlob.class);
      }
    }
  
-   public NMethod scavengeRootMethods() {
-     return (NMethod) VMObjectFactory.newObject(NMethod.class, scavengeRootNMethodsField.getValue());
-   }
- 
    public boolean contains(Address p) {
      for (int i = 0; i < heapArray.length(); ++i) {
        if (heapArray.at(i).contains(p)) {
          return true;
        }
--- 68,77 ----