| /* |
| * Copyright (c) 2018, 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.nodes; |
| |
| import jdk.vm.ci.meta.ResolvedJavaMethod; |
| import org.graalvm.compiler.core.common.GraalOptions; |
| import org.graalvm.compiler.debug.GraalError; |
| import org.graalvm.compiler.graph.Node; |
| |
| /** |
| * A marker interface for nodes that represent calls to other methods. |
| */ |
| public interface Invokable { |
| ResolvedJavaMethod getTargetMethod(); |
| |
| int bci(); |
| |
| default boolean isAlive() { |
| return asFixedNode().isAlive(); |
| } |
| |
| FixedNode asFixedNode(); |
| |
| /** |
| * Called on a {@link Invokable} node after it is registered with a graph. |
| * |
| * To override the default functionality, code that creates an {@link Invokable} should set the |
| * updating logic by calling {@link InliningLog#openUpdateScope}. |
| */ |
| default void updateInliningLogAfterRegister(StructuredGraph newGraph) { |
| InliningLog log = newGraph.getInliningLog(); |
| if (log.getUpdateScope() != null) { |
| log.getUpdateScope().accept(null, this); |
| } else { |
| assert !log.containsLeafCallsite(this); |
| log.trackNewCallsite(this); |
| } |
| } |
| |
| /** |
| * Called on a {@link Invokable} node after it was cloned from another node. |
| * |
| * This call is always preceded with a call to {@link Invokable#updateInliningLogAfterRegister}. |
| * |
| * To override the default functionality, code that creates an {@link Invokable} should set the |
| * updating logic by calling {@link InliningLog#openUpdateScope}. |
| */ |
| default void updateInliningLogAfterClone(Node other) { |
| if (GraalOptions.TraceInlining.getValue(asFixedNode().getOptions())) { |
| // At this point, the invokable node was already added to the inlining log |
| // in the call to updateInliningLogAfterRegister, so we need to remove it. |
| InliningLog log = asFixedNode().graph().getInliningLog(); |
| assert other instanceof Invokable; |
| if (log.getUpdateScope() != null) { |
| // InliningLog.UpdateScope determines how to update the log. |
| log.getUpdateScope().accept((Invokable) other, this); |
| } else if (other.graph() == this.asFixedNode().graph()) { |
| // This node was cloned as part of duplication. |
| // We need to add it as a sibling of the node other. |
| assert log.containsLeafCallsite(this) : "Node " + this + " not contained in the log."; |
| assert log.containsLeafCallsite((Invokable) other) : "Sibling " + other + " not contained in the log."; |
| log.removeLeafCallsite(this); |
| log.trackDuplicatedCallsite((Invokable) other, this); |
| } else { |
| // This node was added from a different graph. |
| // The adder is responsible for providing a context. |
| throw GraalError.shouldNotReachHere("No InliningLog.Update scope provided."); |
| } |
| } |
| } |
| } |