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/*
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* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package org.graalvm.compiler.replacements;
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import static org.graalvm.compiler.debug.GraalError.unimplemented;
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import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_IGNORED;
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import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_IGNORED;
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import java.net.URI;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Formatter;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import jdk.internal.vm.compiler.collections.EconomicMap;
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import jdk.internal.vm.compiler.collections.Equivalence;
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import org.graalvm.compiler.api.replacements.Fold;
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import org.graalvm.compiler.bytecode.Bytecode;
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import org.graalvm.compiler.bytecode.BytecodeProvider;
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import org.graalvm.compiler.bytecode.ResolvedJavaMethodBytecode;
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import org.graalvm.compiler.core.common.PermanentBailoutException;
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import org.graalvm.compiler.core.common.cfg.CFGVerifier;
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import org.graalvm.compiler.core.common.spi.ConstantFieldProvider;
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import org.graalvm.compiler.core.common.type.Stamp;
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import org.graalvm.compiler.core.common.type.StampFactory;
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import org.graalvm.compiler.core.common.type.StampPair;
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import org.graalvm.compiler.debug.DebugCloseable;
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import org.graalvm.compiler.debug.DebugContext;
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import org.graalvm.compiler.debug.GraalError;
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import org.graalvm.compiler.graph.Node;
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import org.graalvm.compiler.graph.Node.NodeIntrinsic;
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import org.graalvm.compiler.graph.NodeClass;
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import org.graalvm.compiler.graph.NodeSourcePosition;
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import org.graalvm.compiler.graph.SourceLanguagePosition;
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import org.graalvm.compiler.graph.SourceLanguagePositionProvider;
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import org.graalvm.compiler.graph.spi.Canonicalizable;
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import org.graalvm.compiler.java.GraphBuilderPhase;
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import org.graalvm.compiler.nodeinfo.NodeInfo;
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import org.graalvm.compiler.nodes.AbstractBeginNode;
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import org.graalvm.compiler.nodes.AbstractMergeNode;
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import org.graalvm.compiler.nodes.CallTargetNode;
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import org.graalvm.compiler.nodes.CallTargetNode.InvokeKind;
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import org.graalvm.compiler.nodes.ControlSinkNode;
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import org.graalvm.compiler.nodes.DeoptimizeNode;
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import org.graalvm.compiler.nodes.EncodedGraph;
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import org.graalvm.compiler.nodes.FixedNode;
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import org.graalvm.compiler.nodes.FixedWithNextNode;
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import org.graalvm.compiler.nodes.FrameState;
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import org.graalvm.compiler.nodes.IfNode;
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import org.graalvm.compiler.nodes.Invoke;
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import org.graalvm.compiler.nodes.InvokeWithExceptionNode;
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import org.graalvm.compiler.nodes.MergeNode;
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import org.graalvm.compiler.nodes.NodeView;
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import org.graalvm.compiler.nodes.ParameterNode;
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import org.graalvm.compiler.nodes.ReturnNode;
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import org.graalvm.compiler.nodes.SimplifyingGraphDecoder;
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import org.graalvm.compiler.nodes.StateSplit;
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import org.graalvm.compiler.nodes.StructuredGraph;
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import org.graalvm.compiler.nodes.UnwindNode;
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import org.graalvm.compiler.nodes.ValueNode;
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import org.graalvm.compiler.nodes.cfg.ControlFlowGraph;
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import org.graalvm.compiler.nodes.extended.ForeignCallNode;
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import org.graalvm.compiler.nodes.extended.IntegerSwitchNode;
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import org.graalvm.compiler.nodes.graphbuilderconf.GeneratedInvocationPlugin;
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import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext;
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import org.graalvm.compiler.nodes.graphbuilderconf.InlineInvokePlugin;
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import org.graalvm.compiler.nodes.graphbuilderconf.InlineInvokePlugin.InlineInfo;
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import org.graalvm.compiler.nodes.graphbuilderconf.IntrinsicContext;
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import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin;
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import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins;
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import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins.InvocationPluginReceiver;
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import org.graalvm.compiler.nodes.graphbuilderconf.LoopExplosionPlugin;
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import org.graalvm.compiler.nodes.graphbuilderconf.LoopExplosionPlugin.LoopExplosionKind;
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import org.graalvm.compiler.nodes.graphbuilderconf.MethodSubstitutionPlugin;
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import org.graalvm.compiler.nodes.graphbuilderconf.NodePlugin;
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import org.graalvm.compiler.nodes.graphbuilderconf.ParameterPlugin;
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import org.graalvm.compiler.nodes.java.LoadFieldNode;
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import org.graalvm.compiler.nodes.java.LoadIndexedNode;
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import org.graalvm.compiler.nodes.java.MethodCallTargetNode;
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import org.graalvm.compiler.nodes.java.MonitorIdNode;
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import org.graalvm.compiler.nodes.java.NewArrayNode;
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import org.graalvm.compiler.nodes.java.NewInstanceNode;
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import org.graalvm.compiler.nodes.java.NewMultiArrayNode;
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import org.graalvm.compiler.nodes.java.StoreFieldNode;
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import org.graalvm.compiler.nodes.java.StoreIndexedNode;
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import org.graalvm.compiler.nodes.spi.CoreProviders;
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import org.graalvm.compiler.nodes.spi.Replacements;
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import org.graalvm.compiler.nodes.spi.StampProvider;
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import org.graalvm.compiler.nodes.type.StampTool;
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import org.graalvm.compiler.nodes.util.GraphUtil;
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import org.graalvm.compiler.options.Option;
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import org.graalvm.compiler.options.OptionKey;
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import org.graalvm.compiler.options.OptionType;
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import org.graalvm.compiler.options.OptionValues;
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import org.graalvm.compiler.phases.common.inlining.InliningUtil;
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import jdk.vm.ci.code.Architecture;
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import jdk.vm.ci.code.BailoutException;
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import jdk.vm.ci.code.BytecodeFrame;
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import jdk.vm.ci.meta.Assumptions;
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import jdk.vm.ci.meta.ConstantReflectionProvider;
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import jdk.vm.ci.meta.DeoptimizationAction;
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import jdk.vm.ci.meta.DeoptimizationReason;
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import jdk.vm.ci.meta.JavaConstant;
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import jdk.vm.ci.meta.JavaKind;
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import jdk.vm.ci.meta.JavaType;
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import jdk.vm.ci.meta.MetaAccessProvider;
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import jdk.vm.ci.meta.ResolvedJavaField;
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import jdk.vm.ci.meta.ResolvedJavaMethod;
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import jdk.vm.ci.meta.ResolvedJavaType;
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/**
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* A graph decoder that performs partial evaluation, i.e., that performs method inlining and
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* canonicalization/simplification of nodes during decoding.
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*
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* Inlining and loop explosion are configured via the plugin mechanism also used by the
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* {@link GraphBuilderPhase}. However, not all callback methods defined in
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* {@link GraphBuilderContext} are available since decoding is more limited than graph building.
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*
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* The standard {@link Canonicalizable#canonical node canonicalization} interface is used to
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* canonicalize nodes during decoding. Additionally, {@link IfNode branches} and
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* {@link IntegerSwitchNode switches} with constant conditions are simplified.
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*/
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public abstract class PEGraphDecoder extends SimplifyingGraphDecoder {
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private static final Object CACHED_NULL_VALUE = new Object();
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public static class Options {
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@Option(help = "Maximum inlining depth during partial evaluation before reporting an infinite recursion")//
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public static final OptionKey<Integer> InliningDepthError = new OptionKey<>(1000);
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@Option(help = "Max number of loop explosions per method.", type = OptionType.Debug)//
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public static final OptionKey<Integer> MaximumLoopExplosionCount = new OptionKey<>(10000);
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@Option(help = "Do not bail out but throw an exception on failed loop explosion.", type = OptionType.Debug)//
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public static final OptionKey<Boolean> FailedLoopExplosionIsFatal = new OptionKey<>(false);
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}
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protected class PEMethodScope extends MethodScope {
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/** The state of the caller method. Only non-null during method inlining. */
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protected final PEMethodScope caller;
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protected final ResolvedJavaMethod method;
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protected final InvokeData invokeData;
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protected final int inliningDepth;
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protected final ValueNode[] arguments;
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private SourceLanguagePosition sourceLanguagePosition = UnresolvedSourceLanguagePosition.INSTANCE;
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protected FrameState outerState;
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protected FrameState exceptionState;
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protected ExceptionPlaceholderNode exceptionPlaceholderNode;
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protected NodeSourcePosition callerBytecodePosition;
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protected PEMethodScope(StructuredGraph targetGraph, PEMethodScope caller, LoopScope callerLoopScope, EncodedGraph encodedGraph, ResolvedJavaMethod method, InvokeData invokeData,
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int inliningDepth, LoopExplosionPlugin loopExplosionPlugin, ValueNode[] arguments) {
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super(callerLoopScope, targetGraph, encodedGraph, loopExplosionKind(method, loopExplosionPlugin));
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this.caller = caller;
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this.method = method;
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this.invokeData = invokeData;
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this.inliningDepth = inliningDepth;
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this.arguments = arguments;
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}
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@Override
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public boolean isInlinedMethod() {
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return caller != null;
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}
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@Override
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public NodeSourcePosition getCallerBytecodePosition(NodeSourcePosition position) {
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if (caller == null) {
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return position;
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}
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if (callerBytecodePosition == null) {
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NodeSourcePosition invokePosition = invokeData.invoke.asNode().getNodeSourcePosition();
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if (invokePosition == null) {
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assert position == null : "should only happen when tracking is disabled";
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return null;
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}
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callerBytecodePosition = invokePosition;
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}
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if (position != null) {
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return position.addCaller(caller.resolveSourceLanguagePosition(), callerBytecodePosition);
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}
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final SourceLanguagePosition pos = caller.resolveSourceLanguagePosition();
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if (pos != null && callerBytecodePosition != null) {
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return new NodeSourcePosition(pos, callerBytecodePosition.getCaller(), callerBytecodePosition.getMethod(), callerBytecodePosition.getBCI());
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}
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return callerBytecodePosition;
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}
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private SourceLanguagePosition resolveSourceLanguagePosition() {
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SourceLanguagePosition res = sourceLanguagePosition;
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if (res == UnresolvedSourceLanguagePosition.INSTANCE) {
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res = null;
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if (arguments != null && method.hasReceiver() && arguments.length > 0 && arguments[0].isJavaConstant()) {
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JavaConstant constantArgument = arguments[0].asJavaConstant();
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res = sourceLanguagePositionProvider.getPosition(constantArgument);
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}
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sourceLanguagePosition = res;
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}
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return res;
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}
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}
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private static final class UnresolvedSourceLanguagePosition implements SourceLanguagePosition {
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static final SourceLanguagePosition INSTANCE = new UnresolvedSourceLanguagePosition();
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@Override
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public String toShortString() {
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throw new IllegalStateException(getClass().getSimpleName() + " should not be reachable.");
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}
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@Override
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public int getOffsetEnd() {
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throw new IllegalStateException(getClass().getSimpleName() + " should not be reachable.");
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}
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@Override
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public int getOffsetStart() {
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throw new IllegalStateException(getClass().getSimpleName() + " should not be reachable.");
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}
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@Override
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public int getLineNumber() {
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throw new IllegalStateException(getClass().getSimpleName() + " should not be reachable.");
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}
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@Override
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public URI getURI() {
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throw new IllegalStateException(getClass().getSimpleName() + " should not be reachable.");
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}
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@Override
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public String getLanguage() {
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throw new IllegalStateException(getClass().getSimpleName() + " should not be reachable.");
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}
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}
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protected class PENonAppendGraphBuilderContext implements GraphBuilderContext {
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protected final PEMethodScope methodScope;
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protected final Invoke invoke;
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@Override
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public ExternalInliningContext getExternalInliningContext() {
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return new ExternalInliningContext() {
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@Override
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public int getInlinedDepth() {
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int count = 0;
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PEGraphDecoder.PEMethodScope scope = methodScope;
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while (scope != null) {
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if (scope.method.equals(callInlinedMethod) || scope.method.equals(callInlinedAgnosticMethod)) {
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count++;
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}
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scope = scope.caller;
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}
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return count;
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}
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};
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}
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public PENonAppendGraphBuilderContext(PEMethodScope methodScope, Invoke invoke) {
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this.methodScope = methodScope;
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this.invoke = invoke;
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}
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/**
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* {@link Fold} and {@link NodeIntrinsic} can be deferred during parsing/decoding. Only by
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* the end of {@linkplain SnippetTemplate#instantiate Snippet instantiation} do they need to
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* have been processed.
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*
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* This is how SVM handles snippets. They are parsed with plugins disabled and then encoded
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* and stored in the image. When the snippet is needed at runtime the graph is decoded and
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* the plugins are run during the decoding process. If they aren't handled at this point
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* then they will never be handled.
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*/
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@Override
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public boolean canDeferPlugin(GeneratedInvocationPlugin plugin) {
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return plugin.isGeneratedFromFoldOrNodeIntrinsic();
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}
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@Override
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public BailoutException bailout(String string) {
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BailoutException bailout = new PermanentBailoutException(string);
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throw GraphUtil.createBailoutException(string, bailout, GraphUtil.approxSourceStackTraceElement(methodScope.getCallerBytecodePosition()));
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}
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@Override
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public StampProvider getStampProvider() {
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return providers.getStampProvider();
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}
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@Override
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public MetaAccessProvider getMetaAccess() {
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return providers.getMetaAccess();
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}
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@Override
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public ConstantReflectionProvider getConstantReflection() {
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return providers.getConstantReflection();
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}
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@Override
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public ConstantFieldProvider getConstantFieldProvider() {
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return providers.getConstantFieldProvider();
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}
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@Override
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public Replacements getReplacements() {
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return providers.getReplacements();
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}
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@Override
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public StructuredGraph getGraph() {
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return graph;
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}
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@Override
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public int getDepth() {
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return methodScope.inliningDepth;
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}
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@Override
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public IntrinsicContext getIntrinsic() {
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return PEGraphDecoder.this.getIntrinsic();
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}
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@Override
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public <T extends ValueNode> T append(T value) {
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throw unimplemented();
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}
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@Override
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public void push(JavaKind kind, ValueNode value) {
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throw unimplemented();
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361 |
}
|
|
362 |
|
|
363 |
@Override
|
54084
|
364 |
public Invoke handleReplacedInvoke(InvokeKind invokeKind, ResolvedJavaMethod targetMethod, ValueNode[] args, boolean inlineEverything) {
|
43972
|
365 |
throw unimplemented();
|
|
366 |
}
|
|
367 |
|
|
368 |
@Override
|
46344
|
369 |
public void handleReplacedInvoke(CallTargetNode callTarget, JavaKind resultType) {
|
|
370 |
throw unimplemented();
|
|
371 |
}
|
|
372 |
|
|
373 |
@Override
|
43972
|
374 |
public boolean intrinsify(BytecodeProvider bytecodeProvider, ResolvedJavaMethod targetMethod, ResolvedJavaMethod substitute, InvocationPlugin.Receiver receiver, ValueNode[] args) {
|
|
375 |
return false;
|
|
376 |
}
|
|
377 |
|
|
378 |
@Override
|
54601
|
379 |
public boolean intrinsify(ResolvedJavaMethod targetMethod, StructuredGraph substituteGraph, InvocationPlugin.Receiver receiver, ValueNode[] argsIncludingReceiver) {
|
|
380 |
return false;
|
|
381 |
}
|
|
382 |
|
|
383 |
@Override
|
43972
|
384 |
public void setStateAfter(StateSplit stateSplit) {
|
|
385 |
throw unimplemented();
|
|
386 |
}
|
|
387 |
|
|
388 |
@Override
|
|
389 |
public GraphBuilderContext getParent() {
|
|
390 |
throw unimplemented();
|
|
391 |
}
|
|
392 |
|
|
393 |
@Override
|
|
394 |
public Bytecode getCode() {
|
|
395 |
throw unimplemented();
|
|
396 |
}
|
|
397 |
|
|
398 |
@Override
|
|
399 |
public ResolvedJavaMethod getMethod() {
|
|
400 |
throw unimplemented();
|
|
401 |
}
|
|
402 |
|
|
403 |
@Override
|
|
404 |
public int bci() {
|
|
405 |
return invoke.bci();
|
|
406 |
}
|
|
407 |
|
|
408 |
@Override
|
|
409 |
public InvokeKind getInvokeKind() {
|
|
410 |
throw unimplemented();
|
|
411 |
}
|
|
412 |
|
|
413 |
@Override
|
|
414 |
public JavaType getInvokeReturnType() {
|
|
415 |
throw unimplemented();
|
|
416 |
}
|
52578
|
417 |
|
|
418 |
@Override
|
|
419 |
public String toString() {
|
|
420 |
Formatter fmt = new Formatter();
|
|
421 |
PEMethodScope scope = this.methodScope;
|
|
422 |
fmt.format("%s", new ResolvedJavaMethodBytecode(scope.method).asStackTraceElement(invoke.bci()));
|
|
423 |
NodeSourcePosition callers = scope.getCallerBytecodePosition();
|
|
424 |
if (callers != null) {
|
|
425 |
fmt.format("%n%s", callers);
|
|
426 |
}
|
|
427 |
return fmt.toString();
|
|
428 |
}
|
43972
|
429 |
}
|
|
430 |
|
54601
|
431 |
protected IntrinsicContext getIntrinsic() {
|
|
432 |
return null;
|
|
433 |
}
|
|
434 |
|
43972
|
435 |
protected class PEAppendGraphBuilderContext extends PENonAppendGraphBuilderContext {
|
|
436 |
protected FixedWithNextNode lastInstr;
|
|
437 |
protected ValueNode pushedNode;
|
46344
|
438 |
protected boolean invokeConsumed;
|
52956
|
439 |
protected final InvokeKind invokeKind;
|
|
440 |
protected final JavaType invokeReturnType;
|
43972
|
441 |
|
|
442 |
public PEAppendGraphBuilderContext(PEMethodScope inlineScope, FixedWithNextNode lastInstr) {
|
52956
|
443 |
this(inlineScope, lastInstr, null, null);
|
|
444 |
}
|
|
445 |
|
|
446 |
public PEAppendGraphBuilderContext(PEMethodScope inlineScope, FixedWithNextNode lastInstr, InvokeKind invokeKind, JavaType invokeReturnType) {
|
46393
|
447 |
super(inlineScope, inlineScope.invokeData != null ? inlineScope.invokeData.invoke : null);
|
43972
|
448 |
this.lastInstr = lastInstr;
|
52956
|
449 |
this.invokeKind = invokeKind;
|
|
450 |
this.invokeReturnType = invokeReturnType;
|
43972
|
451 |
}
|
|
452 |
|
|
453 |
@Override
|
|
454 |
public void push(JavaKind kind, ValueNode value) {
|
|
455 |
if (pushedNode != null) {
|
|
456 |
throw unimplemented("Only one push is supported");
|
|
457 |
}
|
|
458 |
pushedNode = value;
|
|
459 |
}
|
|
460 |
|
|
461 |
@Override
|
|
462 |
public void setStateAfter(StateSplit stateSplit) {
|
|
463 |
Node stateAfter = decodeFloatingNode(methodScope.caller, methodScope.callerLoopScope, methodScope.invokeData.stateAfterOrderId);
|
|
464 |
getGraph().add(stateAfter);
|
|
465 |
FrameState fs = (FrameState) handleFloatingNodeAfterAdd(methodScope.caller, methodScope.callerLoopScope, stateAfter);
|
|
466 |
stateSplit.setStateAfter(fs);
|
|
467 |
}
|
|
468 |
|
|
469 |
@SuppressWarnings("try")
|
|
470 |
@Override
|
|
471 |
public <T extends ValueNode> T append(T v) {
|
|
472 |
if (v.graph() != null) {
|
|
473 |
return v;
|
|
474 |
}
|
|
475 |
try (DebugCloseable position = withNodeSoucePosition()) {
|
46393
|
476 |
T added = getGraph().addOrUniqueWithInputs(v);
|
43972
|
477 |
if (added == v) {
|
|
478 |
updateLastInstruction(v);
|
|
479 |
}
|
|
480 |
return added;
|
|
481 |
}
|
|
482 |
}
|
|
483 |
|
|
484 |
private DebugCloseable withNodeSoucePosition() {
|
49451
|
485 |
if (getGraph().trackNodeSourcePosition()) {
|
|
486 |
NodeSourcePosition callerBytecodePosition = methodScope.getCallerBytecodePosition();
|
|
487 |
if (callerBytecodePosition != null) {
|
|
488 |
return getGraph().withNodeSourcePosition(callerBytecodePosition);
|
|
489 |
}
|
43972
|
490 |
}
|
|
491 |
return null;
|
|
492 |
}
|
|
493 |
|
|
494 |
private <T extends ValueNode> void updateLastInstruction(T v) {
|
|
495 |
if (v instanceof FixedNode) {
|
|
496 |
FixedNode fixedNode = (FixedNode) v;
|
46344
|
497 |
if (lastInstr != null) {
|
|
498 |
lastInstr.setNext(fixedNode);
|
|
499 |
}
|
43972
|
500 |
if (fixedNode instanceof FixedWithNextNode) {
|
|
501 |
FixedWithNextNode fixedWithNextNode = (FixedWithNextNode) fixedNode;
|
|
502 |
assert fixedWithNextNode.next() == null : "cannot append instruction to instruction which isn't end";
|
|
503 |
lastInstr = fixedWithNextNode;
|
|
504 |
} else {
|
|
505 |
lastInstr = null;
|
|
506 |
}
|
|
507 |
}
|
|
508 |
}
|
46344
|
509 |
|
|
510 |
@Override
|
52956
|
511 |
public InvokeKind getInvokeKind() {
|
|
512 |
if (invokeKind != null) {
|
|
513 |
return invokeKind;
|
|
514 |
}
|
|
515 |
return super.getInvokeKind();
|
|
516 |
}
|
|
517 |
|
|
518 |
@Override
|
|
519 |
public JavaType getInvokeReturnType() {
|
|
520 |
if (invokeReturnType != null) {
|
|
521 |
return invokeReturnType;
|
|
522 |
}
|
|
523 |
return super.getInvokeReturnType();
|
|
524 |
}
|
|
525 |
|
|
526 |
@Override
|
46344
|
527 |
public void handleReplacedInvoke(CallTargetNode callTarget, JavaKind resultType) {
|
|
528 |
if (invokeConsumed) {
|
|
529 |
throw unimplemented("handleReplacedInvoke can be called only once");
|
|
530 |
}
|
|
531 |
invokeConsumed = true;
|
|
532 |
|
|
533 |
appendInvoke(methodScope.caller, methodScope.callerLoopScope, methodScope.invokeData, callTarget);
|
|
534 |
updateLastInstruction(invoke.asNode());
|
|
535 |
}
|
54601
|
536 |
|
|
537 |
@Override
|
|
538 |
public GraphBuilderContext getNonIntrinsicAncestor() {
|
|
539 |
return null;
|
|
540 |
}
|
43972
|
541 |
}
|
|
542 |
|
|
543 |
@NodeInfo(cycles = CYCLES_IGNORED, size = SIZE_IGNORED)
|
|
544 |
static class ExceptionPlaceholderNode extends ValueNode {
|
|
545 |
public static final NodeClass<ExceptionPlaceholderNode> TYPE = NodeClass.create(ExceptionPlaceholderNode.class);
|
|
546 |
|
|
547 |
protected ExceptionPlaceholderNode() {
|
|
548 |
super(TYPE, StampFactory.object());
|
|
549 |
}
|
|
550 |
}
|
|
551 |
|
46393
|
552 |
protected static class SpecialCallTargetCacheKey {
|
|
553 |
private final InvokeKind invokeKind;
|
|
554 |
private final ResolvedJavaMethod targetMethod;
|
|
555 |
private final ResolvedJavaType contextType;
|
|
556 |
private final Stamp receiverStamp;
|
|
557 |
|
|
558 |
public SpecialCallTargetCacheKey(InvokeKind invokeKind, ResolvedJavaMethod targetMethod, ResolvedJavaType contextType, Stamp receiverStamp) {
|
|
559 |
this.invokeKind = invokeKind;
|
|
560 |
this.targetMethod = targetMethod;
|
|
561 |
this.contextType = contextType;
|
|
562 |
this.receiverStamp = receiverStamp;
|
|
563 |
}
|
|
564 |
|
|
565 |
@Override
|
|
566 |
public int hashCode() {
|
|
567 |
return invokeKind.hashCode() ^ targetMethod.hashCode() ^ contextType.hashCode() ^ receiverStamp.hashCode();
|
|
568 |
}
|
|
569 |
|
|
570 |
@Override
|
|
571 |
public boolean equals(Object obj) {
|
|
572 |
if (obj instanceof SpecialCallTargetCacheKey) {
|
|
573 |
SpecialCallTargetCacheKey key = (SpecialCallTargetCacheKey) obj;
|
|
574 |
return key.invokeKind.equals(this.invokeKind) && key.targetMethod.equals(this.targetMethod) && key.contextType.equals(this.contextType) && key.receiverStamp.equals(this.receiverStamp);
|
|
575 |
}
|
|
576 |
return false;
|
|
577 |
}
|
|
578 |
}
|
|
579 |
|
46371
|
580 |
private final LoopExplosionPlugin loopExplosionPlugin;
|
|
581 |
private final InvocationPlugins invocationPlugins;
|
|
582 |
private final InlineInvokePlugin[] inlineInvokePlugins;
|
|
583 |
private final ParameterPlugin parameterPlugin;
|
46393
|
584 |
private final NodePlugin[] nodePlugins;
|
|
585 |
private final EconomicMap<SpecialCallTargetCacheKey, Object> specialCallTargetCache;
|
|
586 |
private final EconomicMap<ResolvedJavaMethod, Object> invocationPluginCache;
|
47667
|
587 |
private final ResolvedJavaMethod callInlinedMethod;
|
58299
|
588 |
private final ResolvedJavaMethod callInlinedAgnosticMethod;
|
49451
|
589 |
protected final SourceLanguagePositionProvider sourceLanguagePositionProvider;
|
46344
|
590 |
|
54328
|
591 |
public PEGraphDecoder(Architecture architecture, StructuredGraph graph, CoreProviders providers, LoopExplosionPlugin loopExplosionPlugin, InvocationPlugins invocationPlugins,
|
|
592 |
InlineInvokePlugin[] inlineInvokePlugins,
|
46640
|
593 |
ParameterPlugin parameterPlugin,
|
58299
|
594 |
NodePlugin[] nodePlugins, ResolvedJavaMethod callInlinedMethod, ResolvedJavaMethod callInlinedAgnosticMethod, SourceLanguagePositionProvider sourceLanguagePositionProvider) {
|
54328
|
595 |
super(architecture, graph, providers, true);
|
46371
|
596 |
this.loopExplosionPlugin = loopExplosionPlugin;
|
|
597 |
this.invocationPlugins = invocationPlugins;
|
|
598 |
this.inlineInvokePlugins = inlineInvokePlugins;
|
|
599 |
this.parameterPlugin = parameterPlugin;
|
46393
|
600 |
this.nodePlugins = nodePlugins;
|
58299
|
601 |
this.callInlinedAgnosticMethod = callInlinedAgnosticMethod;
|
46393
|
602 |
this.specialCallTargetCache = EconomicMap.create(Equivalence.DEFAULT);
|
|
603 |
this.invocationPluginCache = EconomicMap.create(Equivalence.DEFAULT);
|
47667
|
604 |
this.callInlinedMethod = callInlinedMethod;
|
49451
|
605 |
this.sourceLanguagePositionProvider = sourceLanguagePositionProvider;
|
43972
|
606 |
}
|
|
607 |
|
|
608 |
protected static LoopExplosionKind loopExplosionKind(ResolvedJavaMethod method, LoopExplosionPlugin loopExplosionPlugin) {
|
|
609 |
if (loopExplosionPlugin == null) {
|
|
610 |
return LoopExplosionKind.NONE;
|
|
611 |
} else {
|
|
612 |
return loopExplosionPlugin.loopExplosionKind(method);
|
|
613 |
}
|
|
614 |
}
|
|
615 |
|
54084
|
616 |
@SuppressWarnings("try")
|
51736
|
617 |
public void decode(ResolvedJavaMethod method, boolean isSubstitution, boolean trackNodeSourcePosition) {
|
54084
|
618 |
try (DebugContext.Scope scope = debug.scope("PEGraphDecode", graph)) {
|
|
619 |
EncodedGraph encodedGraph = lookupEncodedGraph(method, null, null, isSubstitution, trackNodeSourcePosition);
|
|
620 |
PEMethodScope methodScope = new PEMethodScope(graph, null, null, encodedGraph, method, null, 0, loopExplosionPlugin, null);
|
|
621 |
decode(createInitialLoopScope(methodScope, null));
|
|
622 |
cleanupGraph(methodScope);
|
43972
|
623 |
|
54084
|
624 |
debug.dump(DebugContext.VERBOSE_LEVEL, graph, "After graph cleanup");
|
|
625 |
assert graph.verify();
|
|
626 |
} catch (Throwable t) {
|
|
627 |
throw debug.handle(t);
|
|
628 |
}
|
43972
|
629 |
|
|
630 |
try {
|
|
631 |
/* Check that the control flow graph can be computed, to catch problems early. */
|
46371
|
632 |
assert CFGVerifier.verify(ControlFlowGraph.compute(graph, true, true, true, true));
|
43972
|
633 |
} catch (Throwable ex) {
|
|
634 |
throw GraalError.shouldNotReachHere("Control flow graph not valid after partial evaluation");
|
|
635 |
}
|
|
636 |
}
|
|
637 |
|
|
638 |
@Override
|
|
639 |
protected void cleanupGraph(MethodScope methodScope) {
|
|
640 |
super.cleanupGraph(methodScope);
|
|
641 |
|
46371
|
642 |
for (FrameState frameState : graph.getNodes(FrameState.TYPE)) {
|
43972
|
643 |
if (frameState.bci == BytecodeFrame.UNWIND_BCI) {
|
|
644 |
/*
|
|
645 |
* handleMissingAfterExceptionFrameState is called during graph decoding from
|
|
646 |
* InliningUtil.processFrameState - but during graph decoding it does not do
|
|
647 |
* anything because the usages of the frameState are not available yet. So we need
|
|
648 |
* to call it again.
|
|
649 |
*/
|
46509
|
650 |
PEMethodScope peMethodScope = (PEMethodScope) methodScope;
|
|
651 |
Invoke invoke = peMethodScope.invokeData != null ? peMethodScope.invokeData.invoke : null;
|
|
652 |
InliningUtil.handleMissingAfterExceptionFrameState(frameState, invoke, null, true);
|
43972
|
653 |
|
|
654 |
/*
|
|
655 |
* The frameState must be gone now, because it is not a valid deoptimization point.
|
|
656 |
*/
|
|
657 |
assert frameState.isDeleted();
|
|
658 |
}
|
|
659 |
}
|
|
660 |
}
|
|
661 |
|
|
662 |
@Override
|
|
663 |
protected void checkLoopExplosionIteration(MethodScope s, LoopScope loopScope) {
|
|
664 |
PEMethodScope methodScope = (PEMethodScope) s;
|
|
665 |
|
46344
|
666 |
if (loopScope.loopIteration > Options.MaximumLoopExplosionCount.getValue(options)) {
|
|
667 |
throw tooManyLoopExplosionIterations(methodScope, options);
|
43972
|
668 |
}
|
|
669 |
}
|
|
670 |
|
46344
|
671 |
private static RuntimeException tooManyLoopExplosionIterations(PEMethodScope methodScope, OptionValues options) {
|
43972
|
672 |
String message = "too many loop explosion iterations - does the explosion not terminate for method " + methodScope.method + "?";
|
46344
|
673 |
RuntimeException bailout = Options.FailedLoopExplosionIsFatal.getValue(options) ? new RuntimeException(message) : new PermanentBailoutException(message);
|
43972
|
674 |
throw GraphUtil.createBailoutException(message, bailout, GraphUtil.approxSourceStackTraceElement(methodScope.getCallerBytecodePosition()));
|
|
675 |
}
|
|
676 |
|
|
677 |
@Override
|
|
678 |
protected LoopScope handleInvoke(MethodScope s, LoopScope loopScope, InvokeData invokeData) {
|
|
679 |
PEMethodScope methodScope = (PEMethodScope) s;
|
|
680 |
|
|
681 |
/*
|
|
682 |
* Decode the call target, but do not add it to the graph yet. This avoids adding usages for
|
|
683 |
* all the arguments, which are expensive to remove again when we can inline the method.
|
|
684 |
*/
|
|
685 |
assert invokeData.invoke.callTarget() == null : "callTarget edge is ignored during decoding of Invoke";
|
|
686 |
CallTargetNode callTarget = (CallTargetNode) decodeFloatingNode(methodScope, loopScope, invokeData.callTargetOrderId);
|
|
687 |
if (callTarget instanceof MethodCallTargetNode) {
|
|
688 |
MethodCallTargetNode methodCall = (MethodCallTargetNode) callTarget;
|
|
689 |
if (methodCall.invokeKind().hasReceiver()) {
|
|
690 |
invokeData.constantReceiver = methodCall.arguments().get(0).asJavaConstant();
|
49451
|
691 |
NodeSourcePosition invokePosition = invokeData.invoke.asNode().getNodeSourcePosition();
|
|
692 |
if (invokeData.constantReceiver != null && invokePosition != null) {
|
|
693 |
// new NodeSourcePosition(invokeData.constantReceiver,
|
|
694 |
// invokePosition.getCaller(), invokePosition.getMethod(),
|
|
695 |
// invokePosition.getBCI());
|
|
696 |
}
|
43972
|
697 |
}
|
|
698 |
LoopScope inlineLoopScope = trySimplifyInvoke(methodScope, loopScope, invokeData, (MethodCallTargetNode) callTarget);
|
|
699 |
if (inlineLoopScope != null) {
|
|
700 |
return inlineLoopScope;
|
|
701 |
}
|
|
702 |
}
|
|
703 |
|
|
704 |
/* We know that we need an invoke, so now we can add the call target to the graph. */
|
46371
|
705 |
graph.add(callTarget);
|
43972
|
706 |
registerNode(loopScope, invokeData.callTargetOrderId, callTarget, false, false);
|
|
707 |
return super.handleInvoke(methodScope, loopScope, invokeData);
|
|
708 |
}
|
|
709 |
|
|
710 |
protected LoopScope trySimplifyInvoke(PEMethodScope methodScope, LoopScope loopScope, InvokeData invokeData, MethodCallTargetNode callTarget) {
|
|
711 |
// attempt to devirtualize the call
|
46393
|
712 |
ResolvedJavaMethod specialCallTarget = getSpecialCallTarget(invokeData, callTarget);
|
43972
|
713 |
if (specialCallTarget != null) {
|
|
714 |
callTarget.setTargetMethod(specialCallTarget);
|
|
715 |
callTarget.setInvokeKind(InvokeKind.Special);
|
|
716 |
}
|
|
717 |
|
|
718 |
if (tryInvocationPlugin(methodScope, loopScope, invokeData, callTarget)) {
|
|
719 |
/*
|
|
720 |
* The invocation plugin handled the call, so decoding continues in the calling method.
|
|
721 |
*/
|
|
722 |
return loopScope;
|
|
723 |
}
|
|
724 |
LoopScope inlineLoopScope = tryInline(methodScope, loopScope, invokeData, callTarget);
|
|
725 |
if (inlineLoopScope != null) {
|
|
726 |
/*
|
|
727 |
* We can inline the call, so decoding continues in the inlined method.
|
|
728 |
*/
|
|
729 |
return inlineLoopScope;
|
|
730 |
}
|
|
731 |
|
46371
|
732 |
for (InlineInvokePlugin plugin : inlineInvokePlugins) {
|
43972
|
733 |
plugin.notifyNotInlined(new PENonAppendGraphBuilderContext(methodScope, invokeData.invoke), callTarget.targetMethod(), invokeData.invoke);
|
|
734 |
}
|
|
735 |
return null;
|
|
736 |
}
|
|
737 |
|
46393
|
738 |
private ResolvedJavaMethod getSpecialCallTarget(InvokeData invokeData, MethodCallTargetNode callTarget) {
|
|
739 |
if (callTarget.invokeKind().isDirect()) {
|
|
740 |
return null;
|
|
741 |
}
|
|
742 |
|
|
743 |
// check for trivial cases (e.g. final methods, nonvirtual methods)
|
|
744 |
if (callTarget.targetMethod().canBeStaticallyBound()) {
|
|
745 |
return callTarget.targetMethod();
|
|
746 |
}
|
|
747 |
|
48190
|
748 |
SpecialCallTargetCacheKey key = new SpecialCallTargetCacheKey(callTarget.invokeKind(), callTarget.targetMethod(), invokeData.contextType, callTarget.receiver().stamp(NodeView.DEFAULT));
|
46393
|
749 |
Object specialCallTarget = specialCallTargetCache.get(key);
|
|
750 |
if (specialCallTarget == null) {
|
|
751 |
specialCallTarget = MethodCallTargetNode.devirtualizeCall(key.invokeKind, key.targetMethod, key.contextType, graph.getAssumptions(),
|
|
752 |
key.receiverStamp);
|
|
753 |
if (specialCallTarget == null) {
|
|
754 |
specialCallTarget = CACHED_NULL_VALUE;
|
|
755 |
}
|
|
756 |
specialCallTargetCache.put(key, specialCallTarget);
|
|
757 |
}
|
|
758 |
|
|
759 |
return specialCallTarget == CACHED_NULL_VALUE ? null : (ResolvedJavaMethod) specialCallTarget;
|
|
760 |
}
|
|
761 |
|
43972
|
762 |
protected boolean tryInvocationPlugin(PEMethodScope methodScope, LoopScope loopScope, InvokeData invokeData, MethodCallTargetNode callTarget) {
|
46459
|
763 |
if (invocationPlugins == null || invocationPlugins.isEmpty()) {
|
43972
|
764 |
return false;
|
|
765 |
}
|
|
766 |
|
|
767 |
Invoke invoke = invokeData.invoke;
|
|
768 |
|
|
769 |
ResolvedJavaMethod targetMethod = callTarget.targetMethod();
|
54084
|
770 |
if (loopScope.methodScope.encodedGraph.isCallToOriginal(targetMethod)) {
|
|
771 |
return false;
|
|
772 |
}
|
|
773 |
|
46393
|
774 |
InvocationPlugin invocationPlugin = getInvocationPlugin(targetMethod);
|
43972
|
775 |
if (invocationPlugin == null) {
|
|
776 |
return false;
|
|
777 |
}
|
|
778 |
|
54084
|
779 |
if (loopScope.methodScope.encodedGraph.isCallToOriginal(targetMethod)) {
|
|
780 |
return false;
|
|
781 |
}
|
|
782 |
|
43972
|
783 |
ValueNode[] arguments = callTarget.arguments().toArray(new ValueNode[0]);
|
|
784 |
FixedWithNextNode invokePredecessor = (FixedWithNextNode) invoke.asNode().predecessor();
|
|
785 |
|
|
786 |
/*
|
|
787 |
* Remove invoke from graph so that invocation plugin can append nodes to the predecessor.
|
|
788 |
*/
|
|
789 |
invoke.asNode().replaceAtPredecessor(null);
|
|
790 |
|
46371
|
791 |
PEMethodScope inlineScope = new PEMethodScope(graph, methodScope, loopScope, null, targetMethod, invokeData, methodScope.inliningDepth + 1, loopExplosionPlugin, arguments);
|
52956
|
792 |
|
|
793 |
JavaType returnType = targetMethod.getSignature().getReturnType(methodScope.method.getDeclaringClass());
|
|
794 |
PEAppendGraphBuilderContext graphBuilderContext = new PEAppendGraphBuilderContext(inlineScope, invokePredecessor, callTarget.invokeKind(), returnType);
|
43972
|
795 |
InvocationPluginReceiver invocationPluginReceiver = new InvocationPluginReceiver(graphBuilderContext);
|
|
796 |
|
|
797 |
if (invocationPlugin.execute(graphBuilderContext, targetMethod, invocationPluginReceiver.init(targetMethod, arguments), arguments)) {
|
|
798 |
|
46344
|
799 |
if (graphBuilderContext.invokeConsumed) {
|
|
800 |
/* Nothing to do. */
|
|
801 |
} else if (graphBuilderContext.lastInstr != null) {
|
43972
|
802 |
registerNode(loopScope, invokeData.invokeOrderId, graphBuilderContext.pushedNode, true, true);
|
|
803 |
invoke.asNode().replaceAtUsages(graphBuilderContext.pushedNode);
|
|
804 |
graphBuilderContext.lastInstr.setNext(nodeAfterInvoke(methodScope, loopScope, invokeData, AbstractBeginNode.prevBegin(graphBuilderContext.lastInstr)));
|
46344
|
805 |
deleteInvoke(invoke);
|
43972
|
806 |
} else {
|
|
807 |
assert graphBuilderContext.pushedNode == null : "Why push a node when the invoke does not return anyway?";
|
|
808 |
invoke.asNode().replaceAtUsages(null);
|
46344
|
809 |
deleteInvoke(invoke);
|
43972
|
810 |
}
|
|
811 |
return true;
|
|
812 |
|
|
813 |
} else {
|
|
814 |
/* Intrinsification failed, restore original state: invoke is in Graph. */
|
|
815 |
invokePredecessor.setNext(invoke.asNode());
|
|
816 |
return false;
|
|
817 |
}
|
|
818 |
}
|
|
819 |
|
46393
|
820 |
private InvocationPlugin getInvocationPlugin(ResolvedJavaMethod targetMethod) {
|
|
821 |
Object invocationPlugin = invocationPluginCache.get(targetMethod);
|
|
822 |
if (invocationPlugin == null) {
|
|
823 |
invocationPlugin = invocationPlugins.lookupInvocation(targetMethod);
|
|
824 |
if (invocationPlugin == null) {
|
|
825 |
invocationPlugin = CACHED_NULL_VALUE;
|
|
826 |
}
|
|
827 |
invocationPluginCache.put(targetMethod, invocationPlugin);
|
|
828 |
}
|
|
829 |
|
|
830 |
return invocationPlugin == CACHED_NULL_VALUE ? null : (InvocationPlugin) invocationPlugin;
|
|
831 |
}
|
|
832 |
|
43972
|
833 |
protected LoopScope tryInline(PEMethodScope methodScope, LoopScope loopScope, InvokeData invokeData, MethodCallTargetNode callTarget) {
|
|
834 |
if (!callTarget.invokeKind().isDirect()) {
|
|
835 |
return null;
|
|
836 |
}
|
|
837 |
|
|
838 |
ResolvedJavaMethod targetMethod = callTarget.targetMethod();
|
46344
|
839 |
if (targetMethod.hasNeverInlineDirective()) {
|
43972
|
840 |
return null;
|
|
841 |
}
|
|
842 |
|
|
843 |
ValueNode[] arguments = callTarget.arguments().toArray(new ValueNode[0]);
|
|
844 |
GraphBuilderContext graphBuilderContext = new PENonAppendGraphBuilderContext(methodScope, invokeData.invoke);
|
|
845 |
|
46371
|
846 |
for (InlineInvokePlugin plugin : inlineInvokePlugins) {
|
43972
|
847 |
InlineInfo inlineInfo = plugin.shouldInlineInvoke(graphBuilderContext, targetMethod, arguments);
|
|
848 |
if (inlineInfo != null) {
|
54601
|
849 |
if (inlineInfo.allowsInlining()) {
|
|
850 |
return doInline(methodScope, loopScope, invokeData, inlineInfo, arguments);
|
|
851 |
} else {
|
43972
|
852 |
return null;
|
|
853 |
}
|
|
854 |
}
|
|
855 |
}
|
|
856 |
return null;
|
|
857 |
}
|
|
858 |
|
|
859 |
protected LoopScope doInline(PEMethodScope methodScope, LoopScope loopScope, InvokeData invokeData, InlineInfo inlineInfo, ValueNode[] arguments) {
|
51436
|
860 |
if (!invokeData.invoke.useForInlining()) {
|
|
861 |
return null;
|
|
862 |
}
|
43972
|
863 |
ResolvedJavaMethod inlineMethod = inlineInfo.getMethodToInline();
|
54601
|
864 |
EncodedGraph graphToInline = lookupEncodedGraph(inlineMethod, inlineInfo.getPlugin(), inlineInfo.getIntrinsicBytecodeProvider(), inlineInfo.isSubstitution(), graph.trackNodeSourcePosition());
|
43972
|
865 |
if (graphToInline == null) {
|
|
866 |
return null;
|
|
867 |
}
|
|
868 |
|
49451
|
869 |
assert !graph.trackNodeSourcePosition() || graphToInline.trackNodeSourcePosition() : graph + " " + graphToInline;
|
46344
|
870 |
if (methodScope.inliningDepth > Options.InliningDepthError.getValue(options)) {
|
43972
|
871 |
throw tooDeepInlining(methodScope);
|
|
872 |
}
|
|
873 |
|
46371
|
874 |
for (InlineInvokePlugin plugin : inlineInvokePlugins) {
|
43972
|
875 |
plugin.notifyBeforeInline(inlineMethod);
|
|
876 |
}
|
|
877 |
|
|
878 |
Invoke invoke = invokeData.invoke;
|
|
879 |
FixedNode invokeNode = invoke.asNode();
|
|
880 |
FixedWithNextNode predecessor = (FixedWithNextNode) invokeNode.predecessor();
|
|
881 |
invokeNode.replaceAtPredecessor(null);
|
|
882 |
|
46371
|
883 |
PEMethodScope inlineScope = new PEMethodScope(graph, methodScope, loopScope, graphToInline, inlineMethod, invokeData, methodScope.inliningDepth + 1,
|
|
884 |
loopExplosionPlugin, arguments);
|
43972
|
885 |
|
46536
|
886 |
if (!inlineMethod.isStatic()) {
|
|
887 |
if (StampTool.isPointerAlwaysNull(arguments[0])) {
|
|
888 |
/*
|
|
889 |
* The receiver is null, so we can unconditionally throw a NullPointerException
|
|
890 |
* instead of performing any inlining.
|
|
891 |
*/
|
|
892 |
DeoptimizeNode deoptimizeNode = graph.add(new DeoptimizeNode(DeoptimizationAction.InvalidateReprofile, DeoptimizationReason.NullCheckException));
|
|
893 |
predecessor.setNext(deoptimizeNode);
|
|
894 |
finishInlining(inlineScope);
|
|
895 |
/* Continue decoding in the caller. */
|
|
896 |
return loopScope;
|
|
897 |
|
|
898 |
} else if (!StampTool.isPointerNonNull(arguments[0])) {
|
|
899 |
/* The receiver might be null, so we need to insert a null check. */
|
|
900 |
PEAppendGraphBuilderContext graphBuilderContext = new PEAppendGraphBuilderContext(inlineScope, predecessor);
|
|
901 |
arguments[0] = graphBuilderContext.nullCheckedValue(arguments[0]);
|
|
902 |
predecessor = graphBuilderContext.lastInstr;
|
|
903 |
}
|
|
904 |
}
|
|
905 |
|
47084
|
906 |
LoopScope inlineLoopScope = createInitialLoopScope(inlineScope, predecessor);
|
|
907 |
|
|
908 |
/*
|
|
909 |
* The GraphEncoder assigns parameters a nodeId immediately after the fixed nodes.
|
|
910 |
* Initializing createdNodes here avoid decoding and immediately replacing the
|
|
911 |
* ParameterNodes.
|
|
912 |
*/
|
|
913 |
int firstArgumentNodeId = inlineScope.maxFixedNodeOrderId + 1;
|
|
914 |
for (int i = 0; i < arguments.length; i++) {
|
|
915 |
inlineLoopScope.createdNodes[firstArgumentNodeId + i] = arguments[i];
|
|
916 |
}
|
|
917 |
|
49451
|
918 |
// Copy assumptions from inlinee to caller
|
|
919 |
Assumptions assumptions = graph.getAssumptions();
|
|
920 |
Assumptions inlinedAssumptions = graphToInline.getAssumptions();
|
|
921 |
if (assumptions != null) {
|
|
922 |
if (inlinedAssumptions != null) {
|
|
923 |
assumptions.record(inlinedAssumptions);
|
|
924 |
}
|
|
925 |
} else {
|
|
926 |
assert inlinedAssumptions == null : String.format("cannot inline graph (%s) which makes assumptions into a graph (%s) that doesn't", inlineMethod, graph);
|
|
927 |
}
|
|
928 |
|
|
929 |
// Copy inlined methods from inlinee to caller
|
|
930 |
List<ResolvedJavaMethod> inlinedMethods = graphToInline.getInlinedMethods();
|
|
931 |
if (inlinedMethods != null) {
|
50609
|
932 |
for (ResolvedJavaMethod other : inlinedMethods) {
|
|
933 |
graph.recordMethod(other);
|
|
934 |
}
|
49451
|
935 |
}
|
|
936 |
|
|
937 |
if (graphToInline.getFields() != null) {
|
|
938 |
for (ResolvedJavaField field : graphToInline.getFields()) {
|
|
939 |
graph.recordField(field);
|
|
940 |
}
|
|
941 |
}
|
|
942 |
if (graphToInline.hasUnsafeAccess()) {
|
|
943 |
graph.markUnsafeAccess();
|
|
944 |
}
|
|
945 |
|
43972
|
946 |
/*
|
|
947 |
* Do the actual inlining by returning the initial loop scope for the inlined method scope.
|
|
948 |
*/
|
47084
|
949 |
return inlineLoopScope;
|
43972
|
950 |
}
|
|
951 |
|
46371
|
952 |
@Override
|
|
953 |
protected void finishInlining(MethodScope is) {
|
|
954 |
PEMethodScope inlineScope = (PEMethodScope) is;
|
|
955 |
ResolvedJavaMethod inlineMethod = inlineScope.method;
|
|
956 |
PEMethodScope methodScope = inlineScope.caller;
|
|
957 |
LoopScope loopScope = inlineScope.callerLoopScope;
|
|
958 |
InvokeData invokeData = inlineScope.invokeData;
|
43972
|
959 |
Invoke invoke = invokeData.invoke;
|
|
960 |
FixedNode invokeNode = invoke.asNode();
|
|
961 |
|
|
962 |
ValueNode exceptionValue = null;
|
46371
|
963 |
int returnNodeCount = 0;
|
|
964 |
int unwindNodeCount = 0;
|
|
965 |
List<ControlSinkNode> returnAndUnwindNodes = inlineScope.returnAndUnwindNodes;
|
|
966 |
for (int i = 0; i < returnAndUnwindNodes.size(); i++) {
|
|
967 |
FixedNode fixedNode = returnAndUnwindNodes.get(i);
|
|
968 |
if (fixedNode instanceof ReturnNode) {
|
|
969 |
returnNodeCount++;
|
|
970 |
} else if (fixedNode.isAlive()) {
|
|
971 |
assert fixedNode instanceof UnwindNode;
|
|
972 |
unwindNodeCount++;
|
43972
|
973 |
}
|
|
974 |
}
|
|
975 |
|
46371
|
976 |
if (unwindNodeCount > 0) {
|
43972
|
977 |
FixedNode unwindReplacement;
|
|
978 |
if (invoke instanceof InvokeWithExceptionNode) {
|
|
979 |
/* Decoding continues for the exception handler. */
|
|
980 |
unwindReplacement = makeStubNode(methodScope, loopScope, invokeData.exceptionNextOrderId);
|
|
981 |
} else {
|
|
982 |
/* No exception handler available, so the only thing we can do is deoptimize. */
|
46371
|
983 |
unwindReplacement = graph.add(new DeoptimizeNode(DeoptimizationAction.InvalidateRecompile, DeoptimizationReason.NotCompiledExceptionHandler));
|
43972
|
984 |
}
|
|
985 |
|
46371
|
986 |
if (unwindNodeCount == 1) {
|
43972
|
987 |
/* Only one UnwindNode, we can use the exception directly. */
|
46371
|
988 |
UnwindNode unwindNode = getSingleMatchingNode(returnAndUnwindNodes, returnNodeCount > 0, UnwindNode.class);
|
43972
|
989 |
exceptionValue = unwindNode.exception();
|
|
990 |
unwindNode.replaceAndDelete(unwindReplacement);
|
|
991 |
|
|
992 |
} else {
|
|
993 |
/*
|
|
994 |
* More than one UnwindNode. This can happen with the loop explosion strategy
|
|
995 |
* FULL_EXPLODE_UNTIL_RETURN, where we keep exploding after the loop and therefore
|
|
996 |
* also explode exception paths. Merge the exception in a similar way as multiple
|
|
997 |
* return values.
|
|
998 |
*/
|
46371
|
999 |
MergeNode unwindMergeNode = graph.add(new MergeNode());
|
|
1000 |
exceptionValue = InliningUtil.mergeValueProducers(unwindMergeNode, getMatchingNodes(returnAndUnwindNodes, returnNodeCount > 0, UnwindNode.class, unwindNodeCount),
|
46393
|
1001 |
null, unwindNode -> unwindNode.exception());
|
43972
|
1002 |
unwindMergeNode.setNext(unwindReplacement);
|
|
1003 |
|
|
1004 |
ensureExceptionStateDecoded(inlineScope);
|
|
1005 |
unwindMergeNode.setStateAfter(inlineScope.exceptionState.duplicateModified(JavaKind.Object, JavaKind.Object, exceptionValue));
|
|
1006 |
}
|
|
1007 |
}
|
|
1008 |
|
|
1009 |
assert invoke.next() == null;
|
|
1010 |
assert !(invoke instanceof InvokeWithExceptionNode) || ((InvokeWithExceptionNode) invoke).exceptionEdge() == null;
|
|
1011 |
|
|
1012 |
ValueNode returnValue;
|
46371
|
1013 |
if (returnNodeCount == 0) {
|
|
1014 |
returnValue = null;
|
|
1015 |
} else if (returnNodeCount == 1) {
|
|
1016 |
ReturnNode returnNode = getSingleMatchingNode(returnAndUnwindNodes, unwindNodeCount > 0, ReturnNode.class);
|
|
1017 |
returnValue = returnNode.result();
|
|
1018 |
FixedNode n = nodeAfterInvoke(methodScope, loopScope, invokeData, AbstractBeginNode.prevBegin(returnNode));
|
|
1019 |
returnNode.replaceAndDelete(n);
|
43972
|
1020 |
} else {
|
46371
|
1021 |
AbstractMergeNode merge = graph.add(new MergeNode());
|
|
1022 |
merge.setStateAfter((FrameState) ensureNodeCreated(methodScope, loopScope, invokeData.stateAfterOrderId));
|
|
1023 |
returnValue = InliningUtil.mergeReturns(merge, getMatchingNodes(returnAndUnwindNodes, unwindNodeCount > 0, ReturnNode.class, returnNodeCount));
|
|
1024 |
FixedNode n = nodeAfterInvoke(methodScope, loopScope, invokeData, merge);
|
|
1025 |
merge.setNext(n);
|
43972
|
1026 |
}
|
|
1027 |
invokeNode.replaceAtUsages(returnValue);
|
|
1028 |
|
|
1029 |
/*
|
|
1030 |
* Usage the handles that we have on the return value and the exception to update the
|
|
1031 |
* orderId->Node table.
|
|
1032 |
*/
|
|
1033 |
registerNode(loopScope, invokeData.invokeOrderId, returnValue, true, true);
|
|
1034 |
if (invoke instanceof InvokeWithExceptionNode) {
|
|
1035 |
registerNode(loopScope, invokeData.exceptionOrderId, exceptionValue, true, true);
|
|
1036 |
}
|
|
1037 |
if (inlineScope.exceptionPlaceholderNode != null) {
|
|
1038 |
inlineScope.exceptionPlaceholderNode.replaceAtUsagesAndDelete(exceptionValue);
|
|
1039 |
}
|
|
1040 |
deleteInvoke(invoke);
|
|
1041 |
|
46371
|
1042 |
for (InlineInvokePlugin plugin : inlineInvokePlugins) {
|
43972
|
1043 |
plugin.notifyAfterInline(inlineMethod);
|
|
1044 |
}
|
46371
|
1045 |
}
|
|
1046 |
|
|
1047 |
@SuppressWarnings("unchecked")
|
|
1048 |
private static <T> T getSingleMatchingNode(List<ControlSinkNode> returnAndUnwindNodes, boolean hasNonMatchingEntries, Class<T> clazz) {
|
|
1049 |
if (!hasNonMatchingEntries) {
|
|
1050 |
assert returnAndUnwindNodes.size() == 1;
|
|
1051 |
return (T) returnAndUnwindNodes.get(0);
|
|
1052 |
}
|
43972
|
1053 |
|
46371
|
1054 |
for (int i = 0; i < returnAndUnwindNodes.size(); i++) {
|
|
1055 |
ControlSinkNode node = returnAndUnwindNodes.get(i);
|
|
1056 |
if (clazz.isInstance(node)) {
|
|
1057 |
return (T) node;
|
|
1058 |
}
|
43972
|
1059 |
}
|
46371
|
1060 |
throw GraalError.shouldNotReachHere();
|
|
1061 |
}
|
|
1062 |
|
|
1063 |
@SuppressWarnings("unchecked")
|
|
1064 |
private static <T> List<T> getMatchingNodes(List<ControlSinkNode> returnAndUnwindNodes, boolean hasNonMatchingEntries, Class<T> clazz, int resultCount) {
|
|
1065 |
if (!hasNonMatchingEntries) {
|
|
1066 |
return (List<T>) returnAndUnwindNodes;
|
|
1067 |
}
|
|
1068 |
|
|
1069 |
List<T> result = new ArrayList<>(resultCount);
|
|
1070 |
for (int i = 0; i < returnAndUnwindNodes.size(); i++) {
|
|
1071 |
ControlSinkNode node = returnAndUnwindNodes.get(i);
|
|
1072 |
if (clazz.isInstance(node)) {
|
|
1073 |
result.add((T) node);
|
|
1074 |
}
|
|
1075 |
}
|
|
1076 |
assert result.size() == resultCount;
|
|
1077 |
return result;
|
43972
|
1078 |
}
|
|
1079 |
|
|
1080 |
private static RuntimeException tooDeepInlining(PEMethodScope methodScope) {
|
|
1081 |
HashMap<ResolvedJavaMethod, Integer> methodCounts = new HashMap<>();
|
|
1082 |
for (PEMethodScope cur = methodScope; cur != null; cur = cur.caller) {
|
|
1083 |
Integer oldCount = methodCounts.get(cur.method);
|
|
1084 |
methodCounts.put(cur.method, oldCount == null ? 1 : oldCount + 1);
|
|
1085 |
}
|
|
1086 |
|
|
1087 |
List<Map.Entry<ResolvedJavaMethod, Integer>> methods = new ArrayList<>(methodCounts.entrySet());
|
|
1088 |
methods.sort((e1, e2) -> -Integer.compare(e1.getValue(), e2.getValue()));
|
|
1089 |
|
|
1090 |
StringBuilder msg = new StringBuilder("Too deep inlining, probably caused by recursive inlining.").append(System.lineSeparator()).append("== Inlined methods ordered by inlining frequency:");
|
|
1091 |
for (Map.Entry<ResolvedJavaMethod, Integer> entry : methods) {
|
|
1092 |
msg.append(System.lineSeparator()).append(entry.getKey().format("%H.%n(%p) [")).append(entry.getValue()).append("]");
|
|
1093 |
}
|
|
1094 |
msg.append(System.lineSeparator()).append("== Complete stack trace of inlined methods:");
|
|
1095 |
int lastBci = 0;
|
|
1096 |
for (PEMethodScope cur = methodScope; cur != null; cur = cur.caller) {
|
|
1097 |
msg.append(System.lineSeparator()).append(cur.method.asStackTraceElement(lastBci));
|
|
1098 |
if (cur.invokeData != null) {
|
|
1099 |
lastBci = cur.invokeData.invoke.bci();
|
|
1100 |
} else {
|
|
1101 |
lastBci = 0;
|
|
1102 |
}
|
|
1103 |
}
|
|
1104 |
|
|
1105 |
throw new PermanentBailoutException(msg.toString());
|
|
1106 |
}
|
|
1107 |
|
|
1108 |
public FixedNode nodeAfterInvoke(PEMethodScope methodScope, LoopScope loopScope, InvokeData invokeData, AbstractBeginNode lastBlock) {
|
|
1109 |
assert lastBlock.isAlive();
|
|
1110 |
FixedNode n;
|
|
1111 |
if (invokeData.invoke instanceof InvokeWithExceptionNode) {
|
|
1112 |
registerNode(loopScope, invokeData.nextOrderId, lastBlock, false, false);
|
|
1113 |
n = makeStubNode(methodScope, loopScope, invokeData.nextNextOrderId);
|
|
1114 |
} else {
|
|
1115 |
n = makeStubNode(methodScope, loopScope, invokeData.nextOrderId);
|
|
1116 |
}
|
|
1117 |
return n;
|
|
1118 |
}
|
|
1119 |
|
|
1120 |
private static void deleteInvoke(Invoke invoke) {
|
|
1121 |
/*
|
|
1122 |
* Clean up unused nodes. We cannot just call killCFG on the invoke node because that can
|
|
1123 |
* kill too much: nodes that are decoded later can use values that appear unused by now.
|
|
1124 |
*/
|
|
1125 |
FrameState frameState = invoke.stateAfter();
|
|
1126 |
invoke.asNode().safeDelete();
|
|
1127 |
assert invoke.callTarget() == null : "must not have been added to the graph yet";
|
|
1128 |
if (frameState != null && frameState.hasNoUsages()) {
|
|
1129 |
frameState.safeDelete();
|
|
1130 |
}
|
|
1131 |
}
|
|
1132 |
|
54601
|
1133 |
protected abstract EncodedGraph lookupEncodedGraph(ResolvedJavaMethod method, MethodSubstitutionPlugin plugin, BytecodeProvider intrinsicBytecodeProvider, boolean isSubstitution,
|
51736
|
1134 |
boolean trackNodeSourcePosition);
|
43972
|
1135 |
|
|
1136 |
@Override
|
|
1137 |
protected void handleFixedNode(MethodScope s, LoopScope loopScope, int nodeOrderId, FixedNode node) {
|
|
1138 |
PEMethodScope methodScope = (PEMethodScope) s;
|
46393
|
1139 |
|
43972
|
1140 |
if (node instanceof ForeignCallNode) {
|
|
1141 |
ForeignCallNode foreignCall = (ForeignCallNode) node;
|
|
1142 |
if (foreignCall.getBci() == BytecodeFrame.UNKNOWN_BCI && methodScope.invokeData != null) {
|
|
1143 |
foreignCall.setBci(methodScope.invokeData.invoke.bci());
|
|
1144 |
}
|
46536
|
1145 |
}
|
|
1146 |
|
|
1147 |
super.handleFixedNode(methodScope, loopScope, nodeOrderId, node);
|
|
1148 |
}
|
|
1149 |
|
|
1150 |
@SuppressWarnings("try")
|
|
1151 |
@Override
|
|
1152 |
protected Node canonicalizeFixedNode(MethodScope s, Node node) {
|
|
1153 |
PEMethodScope methodScope = (PEMethodScope) s;
|
|
1154 |
|
|
1155 |
Node replacedNode = node;
|
|
1156 |
if (nodePlugins != null && nodePlugins.length > 0) {
|
46393
|
1157 |
if (node instanceof LoadFieldNode) {
|
|
1158 |
LoadFieldNode loadFieldNode = (LoadFieldNode) node;
|
46536
|
1159 |
PEAppendGraphBuilderContext graphBuilderContext = new PEAppendGraphBuilderContext(methodScope, loadFieldNode);
|
46393
|
1160 |
ResolvedJavaField field = loadFieldNode.field();
|
|
1161 |
if (loadFieldNode.isStatic()) {
|
|
1162 |
for (NodePlugin nodePlugin : nodePlugins) {
|
|
1163 |
if (nodePlugin.handleLoadStaticField(graphBuilderContext, field)) {
|
46536
|
1164 |
replacedNode = graphBuilderContext.pushedNode;
|
46393
|
1165 |
break;
|
|
1166 |
}
|
|
1167 |
}
|
|
1168 |
} else {
|
|
1169 |
ValueNode object = loadFieldNode.object();
|
|
1170 |
for (NodePlugin nodePlugin : nodePlugins) {
|
|
1171 |
if (nodePlugin.handleLoadField(graphBuilderContext, object, field)) {
|
46536
|
1172 |
replacedNode = graphBuilderContext.pushedNode;
|
46393
|
1173 |
break;
|
|
1174 |
}
|
|
1175 |
}
|
|
1176 |
}
|
|
1177 |
} else if (node instanceof StoreFieldNode) {
|
|
1178 |
StoreFieldNode storeFieldNode = (StoreFieldNode) node;
|
46536
|
1179 |
PEAppendGraphBuilderContext graphBuilderContext = new PEAppendGraphBuilderContext(methodScope, storeFieldNode);
|
46393
|
1180 |
ResolvedJavaField field = storeFieldNode.field();
|
|
1181 |
if (storeFieldNode.isStatic()) {
|
|
1182 |
ValueNode value = storeFieldNode.value();
|
|
1183 |
for (NodePlugin nodePlugin : nodePlugins) {
|
|
1184 |
if (nodePlugin.handleStoreStaticField(graphBuilderContext, field, value)) {
|
46536
|
1185 |
replacedNode = graphBuilderContext.pushedNode;
|
46393
|
1186 |
break;
|
|
1187 |
}
|
|
1188 |
}
|
|
1189 |
} else {
|
|
1190 |
ValueNode object = storeFieldNode.object();
|
|
1191 |
ValueNode value = storeFieldNode.value();
|
|
1192 |
for (NodePlugin nodePlugin : nodePlugins) {
|
|
1193 |
if (nodePlugin.handleStoreField(graphBuilderContext, object, field, value)) {
|
46536
|
1194 |
replacedNode = graphBuilderContext.pushedNode;
|
46393
|
1195 |
break;
|
|
1196 |
}
|
|
1197 |
}
|
|
1198 |
}
|
|
1199 |
} else if (node instanceof LoadIndexedNode) {
|
|
1200 |
LoadIndexedNode loadIndexedNode = (LoadIndexedNode) node;
|
46536
|
1201 |
PEAppendGraphBuilderContext graphBuilderContext = new PEAppendGraphBuilderContext(methodScope, loadIndexedNode);
|
46393
|
1202 |
ValueNode array = loadIndexedNode.array();
|
|
1203 |
ValueNode index = loadIndexedNode.index();
|
|
1204 |
for (NodePlugin nodePlugin : nodePlugins) {
|
50330
|
1205 |
if (nodePlugin.handleLoadIndexed(graphBuilderContext, array, index, loadIndexedNode.getBoundsCheck(), loadIndexedNode.elementKind())) {
|
46536
|
1206 |
replacedNode = graphBuilderContext.pushedNode;
|
46393
|
1207 |
break;
|
|
1208 |
}
|
|
1209 |
}
|
|
1210 |
} else if (node instanceof StoreIndexedNode) {
|
|
1211 |
StoreIndexedNode storeIndexedNode = (StoreIndexedNode) node;
|
46536
|
1212 |
PEAppendGraphBuilderContext graphBuilderContext = new PEAppendGraphBuilderContext(methodScope, storeIndexedNode);
|
46393
|
1213 |
ValueNode array = storeIndexedNode.array();
|
|
1214 |
ValueNode index = storeIndexedNode.index();
|
|
1215 |
ValueNode value = storeIndexedNode.value();
|
|
1216 |
for (NodePlugin nodePlugin : nodePlugins) {
|
50330
|
1217 |
if (nodePlugin.handleStoreIndexed(graphBuilderContext, array, index, storeIndexedNode.getBoundsCheck(), storeIndexedNode.getStoreCheck(), storeIndexedNode.elementKind(), value)) {
|
46536
|
1218 |
replacedNode = graphBuilderContext.pushedNode;
|
46393
|
1219 |
break;
|
|
1220 |
}
|
|
1221 |
}
|
|
1222 |
} else if (node instanceof NewInstanceNode) {
|
|
1223 |
NewInstanceNode newInstanceNode = (NewInstanceNode) node;
|
46536
|
1224 |
PEAppendGraphBuilderContext graphBuilderContext = new PEAppendGraphBuilderContext(methodScope, newInstanceNode);
|
46393
|
1225 |
ResolvedJavaType type = newInstanceNode.instanceClass();
|
|
1226 |
for (NodePlugin nodePlugin : nodePlugins) {
|
|
1227 |
if (nodePlugin.handleNewInstance(graphBuilderContext, type)) {
|
46536
|
1228 |
replacedNode = graphBuilderContext.pushedNode;
|
46393
|
1229 |
break;
|
|
1230 |
}
|
|
1231 |
}
|
|
1232 |
} else if (node instanceof NewArrayNode) {
|
|
1233 |
NewArrayNode newArrayNode = (NewArrayNode) node;
|
46536
|
1234 |
PEAppendGraphBuilderContext graphBuilderContext = new PEAppendGraphBuilderContext(methodScope, newArrayNode);
|
46393
|
1235 |
ResolvedJavaType elementType = newArrayNode.elementType();
|
|
1236 |
ValueNode length = newArrayNode.length();
|
|
1237 |
for (NodePlugin nodePlugin : nodePlugins) {
|
|
1238 |
if (nodePlugin.handleNewArray(graphBuilderContext, elementType, length)) {
|
46536
|
1239 |
replacedNode = graphBuilderContext.pushedNode;
|
46393
|
1240 |
break;
|
|
1241 |
}
|
|
1242 |
}
|
|
1243 |
} else if (node instanceof NewMultiArrayNode) {
|
|
1244 |
NewMultiArrayNode newArrayNode = (NewMultiArrayNode) node;
|
46536
|
1245 |
PEAppendGraphBuilderContext graphBuilderContext = new PEAppendGraphBuilderContext(methodScope, newArrayNode);
|
46393
|
1246 |
ResolvedJavaType elementType = newArrayNode.type();
|
|
1247 |
ValueNode[] dimensions = newArrayNode.dimensions().toArray(new ValueNode[0]);
|
|
1248 |
for (NodePlugin nodePlugin : nodePlugins) {
|
|
1249 |
if (nodePlugin.handleNewMultiArray(graphBuilderContext, elementType, dimensions)) {
|
46536
|
1250 |
replacedNode = graphBuilderContext.pushedNode;
|
46393
|
1251 |
break;
|
|
1252 |
}
|
|
1253 |
}
|
|
1254 |
}
|
43972
|
1255 |
}
|
|
1256 |
|
46536
|
1257 |
return super.canonicalizeFixedNode(methodScope, replacedNode);
|
46393
|
1258 |
}
|
|
1259 |
|
43972
|
1260 |
@Override
|
46371
|
1261 |
protected Node handleFloatingNodeBeforeAdd(MethodScope s, LoopScope loopScope, Node n) {
|
43972
|
1262 |
PEMethodScope methodScope = (PEMethodScope) s;
|
|
1263 |
|
46371
|
1264 |
Node node = n;
|
43972
|
1265 |
if (node instanceof ParameterNode) {
|
|
1266 |
ParameterNode param = (ParameterNode) node;
|
46371
|
1267 |
if (methodScope.isInlinedMethod()) {
|
47084
|
1268 |
throw GraalError.shouldNotReachHere("Parameter nodes are already registered when the inlined scope is created");
|
43972
|
1269 |
|
46371
|
1270 |
} else if (parameterPlugin != null) {
|
|
1271 |
assert !methodScope.isInlinedMethod();
|
43972
|
1272 |
GraphBuilderContext graphBuilderContext = new PENonAppendGraphBuilderContext(methodScope, null);
|
46371
|
1273 |
Node result = parameterPlugin.interceptParameter(graphBuilderContext, param.index(),
|
48190
|
1274 |
StampPair.create(param.stamp(NodeView.DEFAULT), param.uncheckedStamp()));
|
43972
|
1275 |
if (result != null) {
|
|
1276 |
return result;
|
|
1277 |
}
|
|
1278 |
}
|
46371
|
1279 |
node = param.copyWithInputs();
|
43972
|
1280 |
}
|
|
1281 |
|
|
1282 |
return super.handleFloatingNodeBeforeAdd(methodScope, loopScope, node);
|
|
1283 |
}
|
|
1284 |
|
|
1285 |
protected void ensureOuterStateDecoded(PEMethodScope methodScope) {
|
|
1286 |
if (methodScope.outerState == null && methodScope.caller != null) {
|
|
1287 |
FrameState stateAtReturn = methodScope.invokeData.invoke.stateAfter();
|
|
1288 |
if (stateAtReturn == null) {
|
|
1289 |
stateAtReturn = (FrameState) decodeFloatingNode(methodScope.caller, methodScope.callerLoopScope, methodScope.invokeData.stateAfterOrderId);
|
|
1290 |
}
|
|
1291 |
|
|
1292 |
JavaKind invokeReturnKind = methodScope.invokeData.invoke.asNode().getStackKind();
|
46371
|
1293 |
FrameState outerState = stateAtReturn.duplicateModified(graph, methodScope.invokeData.invoke.bci(), stateAtReturn.rethrowException(), true, invokeReturnKind, null, null);
|
43972
|
1294 |
|
|
1295 |
/*
|
|
1296 |
* When the encoded graph has methods inlining, we can already have a proper caller
|
|
1297 |
* state. If not, we set the caller state here.
|
|
1298 |
*/
|
|
1299 |
if (outerState.outerFrameState() == null && methodScope.caller != null) {
|
|
1300 |
ensureOuterStateDecoded(methodScope.caller);
|
|
1301 |
outerState.setOuterFrameState(methodScope.caller.outerState);
|
|
1302 |
}
|
|
1303 |
methodScope.outerState = outerState;
|
|
1304 |
}
|
|
1305 |
}
|
|
1306 |
|
|
1307 |
protected void ensureStateAfterDecoded(PEMethodScope methodScope) {
|
|
1308 |
if (methodScope.invokeData.invoke.stateAfter() == null) {
|
|
1309 |
methodScope.invokeData.invoke.setStateAfter((FrameState) ensureNodeCreated(methodScope.caller, methodScope.callerLoopScope, methodScope.invokeData.stateAfterOrderId));
|
|
1310 |
}
|
|
1311 |
}
|
|
1312 |
|
|
1313 |
protected void ensureExceptionStateDecoded(PEMethodScope methodScope) {
|
|
1314 |
if (methodScope.exceptionState == null && methodScope.caller != null && methodScope.invokeData.invoke instanceof InvokeWithExceptionNode) {
|
|
1315 |
ensureStateAfterDecoded(methodScope);
|
|
1316 |
|
|
1317 |
assert methodScope.exceptionPlaceholderNode == null;
|
46371
|
1318 |
methodScope.exceptionPlaceholderNode = graph.add(new ExceptionPlaceholderNode());
|
43972
|
1319 |
registerNode(methodScope.callerLoopScope, methodScope.invokeData.exceptionOrderId, methodScope.exceptionPlaceholderNode, false, false);
|
|
1320 |
FrameState exceptionState = (FrameState) ensureNodeCreated(methodScope.caller, methodScope.callerLoopScope, methodScope.invokeData.exceptionStateOrderId);
|
|
1321 |
|
|
1322 |
if (exceptionState.outerFrameState() == null && methodScope.caller != null) {
|
|
1323 |
ensureOuterStateDecoded(methodScope.caller);
|
|
1324 |
exceptionState.setOuterFrameState(methodScope.caller.outerState);
|
|
1325 |
}
|
|
1326 |
methodScope.exceptionState = exceptionState;
|
|
1327 |
}
|
|
1328 |
}
|
|
1329 |
|
|
1330 |
@Override
|
|
1331 |
protected Node handleFloatingNodeAfterAdd(MethodScope s, LoopScope loopScope, Node node) {
|
|
1332 |
PEMethodScope methodScope = (PEMethodScope) s;
|
|
1333 |
|
|
1334 |
if (methodScope.isInlinedMethod()) {
|
|
1335 |
if (node instanceof FrameState) {
|
|
1336 |
FrameState frameState = (FrameState) node;
|
|
1337 |
|
|
1338 |
ensureOuterStateDecoded(methodScope);
|
|
1339 |
if (frameState.bci < 0) {
|
|
1340 |
ensureExceptionStateDecoded(methodScope);
|
|
1341 |
}
|
|
1342 |
List<ValueNode> invokeArgsList = null;
|
|
1343 |
if (frameState.bci == BytecodeFrame.BEFORE_BCI) {
|
|
1344 |
/*
|
|
1345 |
* We know that the argument list is only used in this case, so avoid the List
|
|
1346 |
* allocation for "normal" bcis.
|
|
1347 |
*/
|
|
1348 |
invokeArgsList = Arrays.asList(methodScope.arguments);
|
|
1349 |
}
|
46509
|
1350 |
return InliningUtil.processFrameState(frameState, methodScope.invokeData.invoke, null, methodScope.method, methodScope.exceptionState, methodScope.outerState, true,
|
|
1351 |
methodScope.method, invokeArgsList);
|
43972
|
1352 |
|
|
1353 |
} else if (node instanceof MonitorIdNode) {
|
|
1354 |
ensureOuterStateDecoded(methodScope);
|
|
1355 |
InliningUtil.processMonitorId(methodScope.outerState, (MonitorIdNode) node);
|
|
1356 |
return node;
|
|
1357 |
}
|
|
1358 |
}
|
|
1359 |
|
|
1360 |
return node;
|
|
1361 |
}
|
|
1362 |
}
|