| /* |
| * Copyright (c) 2015, 2016, 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.debug.internal.method; |
| |
| import org.graalvm.compiler.debug.Debug; |
| import org.graalvm.compiler.debug.internal.DebugScope; |
| import org.graalvm.compiler.debug.internal.DebugScope.ExtraInfo; |
| |
| import jdk.vm.ci.meta.ResolvedJavaMethod; |
| |
| public class MethodMetricsRootScopeInfo implements ExtraInfo { |
| protected final ResolvedJavaMethod rootMethod; |
| |
| MethodMetricsRootScopeInfo(ResolvedJavaMethod rootMethod) { |
| this.rootMethod = rootMethod; |
| } |
| |
| public ResolvedJavaMethod getRootMethod() { |
| return rootMethod; |
| } |
| |
| public static MethodMetricsRootScopeInfo create(ResolvedJavaMethod rootMethod) { |
| return new MethodMetricsRootScopeInfo(rootMethod); |
| } |
| |
| /** |
| * Creates and returns a {@link org.graalvm.compiler.debug.Debug.Scope scope} iff there is no |
| * existing {@linkplain org.graalvm.compiler.debug.internal.DebugScope.ExtraInfo extraInfo} |
| * object of type {@link MethodMetricsRootScopeInfo} present in the current {@link DebugScope |
| * scope}. |
| * |
| * @param method |
| * @return a new {@link org.graalvm.compiler.debug.Debug.Scope scope} or {@code null} iff there |
| * is already an existing one on the scope |
| */ |
| public static Debug.Scope createRootScopeIfAbsent(ResolvedJavaMethod method) { |
| /* |
| * if the current compilation is not triggered from JVMCI we need a valid context root |
| * method for method metrics |
| */ |
| return DebugScope.getInstance().getExtraInfo() instanceof MethodMetricsRootScopeInfo ? null : Debug.methodMetricsScope("GraalCompilerRoot", MethodMetricsRootScopeInfo.create(method), true); |
| } |
| |
| } |