1 /* 2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.graalvm.compiler.phases.common.inlining.info; 24 25 import java.util.ArrayList; 26 import java.util.Collection; 27 import java.util.List; 28 import java.util.Map; 29 30 import org.graalvm.compiler.debug.Debug; 31 import org.graalvm.compiler.debug.internal.method.MethodMetricsInlineeScopeInfo; 32 import org.graalvm.compiler.graph.Node; 33 import org.graalvm.compiler.nodes.Invoke; 34 import org.graalvm.compiler.nodes.ParameterNode; 35 import org.graalvm.compiler.nodes.StructuredGraph; 36 import org.graalvm.compiler.phases.common.CanonicalizerPhase; 37 import org.graalvm.compiler.phases.common.inlining.InliningUtil; 38 import org.graalvm.compiler.phases.common.inlining.info.elem.Inlineable; 39 import org.graalvm.compiler.phases.common.inlining.info.elem.InlineableGraph; 40 import org.graalvm.compiler.phases.tiers.HighTierContext; 41 42 import jdk.vm.ci.meta.ResolvedJavaMethod; 43 44 public abstract class AbstractInlineInfo implements InlineInfo { 45 46 protected final Invoke invoke; 47 48 public AbstractInlineInfo(Invoke invoke) { 49 this.invoke = invoke; 50 } 51 52 @Override 53 public StructuredGraph graph() { 54 return invoke.asNode().graph(); 55 } 56 57 @Override 58 public Invoke invoke() { 59 return invoke; 60 } 61 62 protected static Collection<Node> inline(Invoke invoke, ResolvedJavaMethod concrete, Inlineable inlineable, boolean receiverNullCheck) { 63 List<Node> canonicalizeNodes = new ArrayList<>(); 64 assert inlineable instanceof InlineableGraph; 65 StructuredGraph calleeGraph = ((InlineableGraph) inlineable).getGraph(); 66 Map<Node, Node> duplicateMap = InliningUtil.inline(invoke, calleeGraph, receiverNullCheck, canonicalizeNodes, concrete); 67 getInlinedParameterUsages(canonicalizeNodes, calleeGraph, duplicateMap); 68 return canonicalizeNodes; 69 } 70 71 public static void getInlinedParameterUsages(Collection<Node> parameterUsages, StructuredGraph calleeGraph, Map<Node, Node> duplicateMap) { 72 for (ParameterNode parameter : calleeGraph.getNodes(ParameterNode.TYPE)) { 73 for (Node usage : parameter.usages()) { 74 Node node = duplicateMap.get(usage); 75 if (node != null && node.isAlive()) { 76 parameterUsages.add(node); 77 } 78 } 79 } 80 } 81 82 @Override 83 @SuppressWarnings("try") 84 public final void populateInlinableElements(HighTierContext context, StructuredGraph caller, CanonicalizerPhase canonicalizer) { 85 for (int i = 0; i < numberOfMethods(); i++) { 86 try (Debug.Scope s = Debug.methodMetricsScope("InlineEnhancement", MethodMetricsInlineeScopeInfo.create(), false)) { 87 Inlineable elem = Inlineable.getInlineableElement(methodAt(i), invoke, context, canonicalizer); 88 setInlinableElement(i, elem); 89 } 90 } 91 } 92 93 @Override 94 public final int determineNodeCount() { 95 int nodes = 0; 96 for (int i = 0; i < numberOfMethods(); i++) { 97 Inlineable elem = inlineableElementAt(i); 98 if (elem != null) { 99 nodes += elem.getNodeCount(); 100 } 101 } 102 return nodes; 103 } 104 }