| /* |
| * Copyright (c) 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. |
| * |
| * 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 org.graalvm.compiler.salver.util; |
| |
| import static org.graalvm.compiler.debug.GraalDebugConfig.asJavaMethod; |
| |
| import java.util.ArrayList; |
| |
| import org.graalvm.compiler.debug.Debug; |
| import org.graalvm.compiler.debug.DebugDumpScope; |
| import org.graalvm.compiler.graph.Graph; |
| import org.graalvm.compiler.salver.util.MethodContext.Item; |
| |
| import jdk.vm.ci.meta.JavaMethod; |
| |
| public class MethodContext extends ArrayList<Item> { |
| |
| private static final long serialVersionUID = 1L; |
| |
| public static final class Item { |
| |
| private String name; |
| private JavaMethod method; |
| private int debugId; |
| |
| private Item(String name, JavaMethod method, int debugId) { |
| this.name = name; |
| this.method = method; |
| this.debugId = debugId; |
| } |
| |
| private Item(JavaMethod method) { |
| this(method.format("%H::%n(%p)"), method, -1); |
| } |
| |
| private Item(String name) { |
| this(name, null, -1); |
| } |
| |
| public String getName() { |
| return name; |
| } |
| |
| public JavaMethod getMethod() { |
| return method; |
| } |
| |
| public int getDebugId() { |
| return debugId; |
| } |
| } |
| |
| public MethodContext() { |
| Object lastMethodOrGraph = null; |
| for (Object obj : Debug.context()) { |
| JavaMethod method = asJavaMethod(obj); |
| if (method != null) { |
| JavaMethod lastAsMethod = asJavaMethod(lastMethodOrGraph); |
| if (lastAsMethod == null || !lastAsMethod.equals(method)) { |
| add(new Item(method)); |
| } else { |
| /* |
| * This prevents multiple adjacent method context objects for the same method |
| * from resulting in multiple IGV tree levels. This works on the assumption that |
| * real inlining debug scopes will have a graph context object between the |
| * inliner and inlinee context objects. |
| */ |
| } |
| } else if (obj instanceof DebugDumpScope) { |
| DebugDumpScope debugDumpScope = (DebugDumpScope) obj; |
| if (debugDumpScope.decorator && !isEmpty()) { |
| try { |
| get(size() - 1).debugId = Integer.parseInt(debugDumpScope.name); |
| } catch (NumberFormatException e) { |
| // Ignore |
| } |
| } else { |
| add(new Item(debugDumpScope.name)); |
| } |
| } |
| if (obj instanceof JavaMethod || obj instanceof Graph) { |
| lastMethodOrGraph = obj; |
| } |
| } |
| if (isEmpty()) { |
| add(new Item("Top Scope")); |
| } |
| } |
| |
| public boolean itemEquals(int index, MethodContext context) { |
| Item i1 = get(index); |
| Item i2 = context != null ? context.get(index) : null; |
| if (i1 != null && i2 != null && i1.name != null && i2.name != null) { |
| return i1.name.equals(i2.name) && i1.debugId == i2.debugId; |
| } |
| return false; |
| } |
| } |