| /* |
| * Copyright (c) 2011, 2012, 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| package sun.jvm.hotspot.opto; |
| |
| import java.util.*; |
| import java.io.PrintStream; |
| import sun.jvm.hotspot.ci.*; |
| import sun.jvm.hotspot.debugger.*; |
| import sun.jvm.hotspot.runtime.*; |
| import sun.jvm.hotspot.oops.*; |
| import sun.jvm.hotspot.utilities.GrowableArray; |
| import sun.jvm.hotspot.types.*; |
| |
| public class InlineTree 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("InlineTree"); |
| callerJvmsField = type.getAddressField("_caller_jvms"); |
| methodField = type.getAddressField("_method"); |
| callerTreeField = type.getAddressField("_caller_tree"); |
| subtreesField = type.getAddressField("_subtrees"); |
| } |
| |
| private static AddressField callerJvmsField; |
| private static AddressField methodField; |
| private static AddressField callerTreeField; |
| private static AddressField subtreesField; |
| |
| private static StaticBaseConstructor inlineTreeConstructor = new StaticBaseConstructor<InlineTree>(InlineTree.class); |
| |
| public InlineTree(Address addr) { |
| super(addr); |
| } |
| |
| public InlineTree callerTree() { |
| Address addr = callerTreeField.getValue(getAddress()); |
| if (addr == null) return null; |
| |
| return new InlineTree(addr); |
| } |
| |
| public ciMethod method() { |
| return (ciMethod) ciObjectFactory.getMetadata(methodField.getValue(getAddress())); |
| } |
| |
| public JVMState callerJvms() { |
| return JVMState.create(callerJvmsField.getValue(getAddress())); |
| } |
| |
| public int callerBci() { |
| JVMState jvms = callerJvms(); |
| return (jvms != null) ? jvms.bci() : -1; |
| } |
| |
| public GrowableArray<InlineTree> subtrees() { |
| Address addr = getAddress().addOffsetTo(subtreesField.getOffset()); |
| |
| return GrowableArray.create(addr, inlineTreeConstructor); |
| } |
| |
| public int inlineLevel() { |
| JVMState jvms = callerJvms(); |
| return (jvms != null) ? jvms.depth() : 0; |
| } |
| |
| public void printImpl(PrintStream st, int indent) { |
| for (int i = 0; i < indent; i++) st.print(" "); |
| st.printf(" @ %d ", callerBci()); |
| method().printShortName(st); |
| st.println(); |
| |
| GrowableArray<InlineTree> subt = subtrees(); |
| for (int i = 0 ; i < subt.length(); i++) { |
| subt.at(i).printImpl(st, indent + 2); |
| } |
| } |
| public void print(PrintStream st) { |
| printImpl(st, 2); |
| } |
| |
| // Count number of nodes in this subtree |
| public int count() { |
| int result = 1; |
| GrowableArray<InlineTree> subt = subtrees(); |
| for (int i = 0 ; i < subt.length(); i++) { |
| result += subt.at(i).count(); |
| } |
| return result; |
| } |
| |
| public void dumpReplayData(PrintStream out) { |
| out.printf(" %d %d ", inlineLevel(), callerBci()); |
| Method method = (Method)method().getMetadata(); |
| Klass holder = method.getMethodHolder(); |
| out.print(holder.getName().asString() + " " + |
| OopUtilities.escapeString(method.getName().asString()) + " " + |
| method.getSignature().asString()); |
| |
| GrowableArray<InlineTree> subt = subtrees(); |
| for (int i = 0 ; i < subt.length(); i++) { |
| subt.at(i).dumpReplayData(out); |
| } |
| } |
| } |