| /* |
| * Copyright (c) 2013, 2014, 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.phases.common.inlining.info; |
| |
| import jdk.internal.vm.compiler.collections.EconomicSet; |
| import org.graalvm.compiler.graph.Node; |
| import org.graalvm.compiler.nodes.Invoke; |
| import org.graalvm.compiler.phases.common.inlining.info.elem.Inlineable; |
| import org.graalvm.compiler.phases.util.Providers; |
| |
| import jdk.vm.ci.meta.ResolvedJavaMethod; |
| |
| /** |
| * Represents an inlining opportunity where the compiler can statically determine a monomorphic |
| * target method and therefore is able to determine the called method exactly. |
| */ |
| public class ExactInlineInfo extends AbstractInlineInfo { |
| |
| protected final ResolvedJavaMethod concrete; |
| private Inlineable inlineableElement; |
| private boolean suppressNullCheck; |
| |
| public ExactInlineInfo(Invoke invoke, ResolvedJavaMethod concrete) { |
| super(invoke); |
| this.concrete = concrete; |
| assert concrete != null; |
| } |
| |
| public void suppressNullCheck() { |
| suppressNullCheck = true; |
| } |
| |
| @Override |
| public EconomicSet<Node> inline(Providers providers, String reason) { |
| return inline(invoke, concrete, inlineableElement, !suppressNullCheck, reason); |
| } |
| |
| @Override |
| public void tryToDevirtualizeInvoke(Providers providers) { |
| // nothing todo, can already be bound statically |
| } |
| |
| @Override |
| public int numberOfMethods() { |
| return 1; |
| } |
| |
| @Override |
| public ResolvedJavaMethod methodAt(int index) { |
| assert index == 0; |
| return concrete; |
| } |
| |
| @Override |
| public double probabilityAt(int index) { |
| assert index == 0; |
| return 1.0; |
| } |
| |
| @Override |
| public double relevanceAt(int index) { |
| assert index == 0; |
| return 1.0; |
| } |
| |
| @Override |
| public String toString() { |
| return "exact " + concrete.format("%H.%n(%p):%r"); |
| } |
| |
| @Override |
| public Inlineable inlineableElementAt(int index) { |
| assert index == 0; |
| return inlineableElement; |
| } |
| |
| @Override |
| public void setInlinableElement(int index, Inlineable inlineableElement) { |
| assert index == 0; |
| this.inlineableElement = inlineableElement; |
| } |
| |
| @Override |
| public boolean shouldInline() { |
| return concrete.shouldBeInlined(); |
| } |
| } |