diff agent/src/share/classes/sun/jvm/hotspot/ci/ciObjectFactory.java @ 3939:f6f3bb0ee072

7088955: add C2 IR support to the SA Reviewed-by: kvn
author never
date Sun, 11 Sep 2011 14:48:24 -0700
parents
children da91efe96a93
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/agent/src/share/classes/sun/jvm/hotspot/ci/ciObjectFactory.java	Sun Sep 11 14:48:24 2011 -0700
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2011, 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.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+package sun.jvm.hotspot.ci;
+
+import java.lang.reflect.Constructor;
+import java.util.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.runtime.*;
+import sun.jvm.hotspot.utilities.*;
+import sun.jvm.hotspot.oops.*;
+import sun.jvm.hotspot.types.*;
+
+public class ciObjectFactory extends VMObject {
+  static {
+    VM.registerVMInitializedObserver(new Observer() {
+        public void update(Observable o, Object data) {
+          initialize(VM.getVM().getTypeDataBase());
+        }
+      });
+  }
+
+  private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
+    Type type      = db.lookupType("ciObjectFactory");
+    unloadedMethodsField = type.getAddressField("_unloaded_methods");
+    ciObjectsField = type.getAddressField("_ci_objects");
+    symbolsField = type.getAddressField("_symbols");
+
+    ciObjectConstructor = new VirtualBaseConstructor<ciObject>(db, db.lookupType("ciObject"), "sun.jvm.hotspot.ci", ciObject.class);
+    ciSymbolConstructor = new VirtualBaseConstructor<ciSymbol>(db, db.lookupType("ciSymbol"), "sun.jvm.hotspot.ci", ciSymbol.class);
+  }
+
+  private static AddressField unloadedMethodsField;
+  private static AddressField ciObjectsField;
+  private static AddressField symbolsField;
+
+  private static VirtualBaseConstructor<ciObject> ciObjectConstructor;
+  private static VirtualBaseConstructor<ciSymbol> ciSymbolConstructor;
+
+  public static ciObject get(Address addr) {
+    if (addr == null) return null;
+
+    return (ciObject)ciObjectConstructor.instantiateWrapperFor(addr);
+  }
+
+  public GrowableArray<ciObject> objects() {
+    return GrowableArray.create(ciObjectsField.getValue(getAddress()), ciObjectConstructor);
+  }
+
+  public GrowableArray<ciSymbol> symbols() {
+    return GrowableArray.create(symbolsField.getValue(getAddress()), ciSymbolConstructor);
+  }
+
+  public ciObjectFactory(Address addr) {
+    super(addr);
+  }
+}