Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotSuitesProvider.java @ 19776:16ad9711b44f
always inline intrinsics in the graph builder as well as any methods (recursively) called from an instrinsic
replace BytecodeParser.currentDepth with BytecodeParser.parent
author | Doug Simon <doug.simon@oracle.com> |
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date | Thu, 19 Feb 2015 15:40:17 +0100 |
parents | b828f1f74625 |
children | 09dfba3dbfb2 |
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/* * Copyright (c) 2013, 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 com.oracle.graal.hotspot.meta; import static com.oracle.graal.api.meta.MetaUtil.*; import static com.oracle.graal.compiler.common.GraalOptions.*; import static com.oracle.graal.replacements.NodeIntrinsificationPhase.*; import java.util.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.type.*; import com.oracle.graal.graph.Node.NodeIntrinsic; import com.oracle.graal.hotspot.*; import com.oracle.graal.hotspot.bridge.*; import com.oracle.graal.hotspot.phases.*; import com.oracle.graal.java.*; import com.oracle.graal.java.GraphBuilderConfiguration.DebugInfoMode; import com.oracle.graal.java.GraphBuilderPlugin.AnnotatedInvocationPlugin; import com.oracle.graal.java.GraphBuilderPlugin.InlineInvokePlugin; import com.oracle.graal.java.GraphBuilderPlugin.LoadFieldPlugin; import com.oracle.graal.lir.phases.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.options.*; import com.oracle.graal.options.DerivedOptionValue.OptionSupplier; import com.oracle.graal.phases.*; import com.oracle.graal.phases.tiers.*; import com.oracle.graal.replacements.*; /** * HotSpot implementation of {@link SuitesProvider}. */ public class HotSpotSuitesProvider implements SuitesProvider { protected final DerivedOptionValue<Suites> defaultSuites; protected final PhaseSuite<HighTierContext> defaultGraphBuilderSuite; private final DerivedOptionValue<LIRSuites> defaultLIRSuites; protected final HotSpotGraalRuntimeProvider runtime; private class SuitesSupplier implements OptionSupplier<Suites> { private static final long serialVersionUID = -3444304453553320390L; public Suites get() { return createSuites(); } } private class LIRSuitesSupplier implements OptionSupplier<LIRSuites> { private static final long serialVersionUID = -1558586374095874299L; public LIRSuites get() { return createLIRSuites(); } } public HotSpotSuitesProvider(HotSpotGraalRuntimeProvider runtime, MetaAccessProvider metaAccess, ConstantReflectionProvider constantReflection, Replacements replacements) { this.runtime = runtime; this.defaultGraphBuilderSuite = createGraphBuilderSuite(metaAccess, constantReflection, replacements); this.defaultSuites = new DerivedOptionValue<>(new SuitesSupplier()); this.defaultLIRSuites = new DerivedOptionValue<>(new LIRSuitesSupplier()); } public Suites getDefaultSuites() { return defaultSuites.getValue(); } public PhaseSuite<HighTierContext> getDefaultGraphBuilderSuite() { return defaultGraphBuilderSuite; } public Suites createSuites() { Suites ret = Suites.createDefaultSuites(); if (ImmutableCode.getValue()) { // lowering introduces class constants, therefore it must be after lowering ret.getHighTier().appendPhase(new LoadJavaMirrorWithKlassPhase(runtime.getConfig().classMirrorOffset, runtime.getConfig().getOopEncoding())); if (VerifyPhases.getValue()) { ret.getHighTier().appendPhase(new AheadOfTimeVerificationPhase()); } } ret.getMidTier().appendPhase(new WriteBarrierAdditionPhase(runtime.getConfig())); if (VerifyPhases.getValue()) { ret.getMidTier().appendPhase(new WriteBarrierVerificationPhase()); } return ret; } NodeIntrinsificationPhase intrinsifier; NodeIntrinsificationPhase getIntrinsifier() { if (intrinsifier == null) { HotSpotProviders providers = runtime.getHostProviders(); intrinsifier = new NodeIntrinsificationPhase(providers, providers.getSnippetReflection()); } return intrinsifier; } MetaAccessProvider getMetaAccess() { return runtime.getHostProviders().getMetaAccess(); } protected PhaseSuite<HighTierContext> createGraphBuilderSuite(MetaAccessProvider metaAccess, ConstantReflectionProvider constantReflection, Replacements replacements) { PhaseSuite<HighTierContext> suite = new PhaseSuite<>(); GraphBuilderConfiguration config = GraphBuilderConfiguration.getDefault(); config.setLoadFieldPlugin(new LoadFieldPlugin() { public boolean apply(GraphBuilderContext builder, ValueNode receiver, ResolvedJavaField field) { if (InlineDuringParsing.getValue() || builder.parsingReplacement()) { if (receiver.isConstant()) { JavaConstant asJavaConstant = receiver.asJavaConstant(); return tryConstantFold(builder, metaAccess, constantReflection, field, asJavaConstant); } } return false; } public boolean apply(GraphBuilderContext builder, ResolvedJavaField staticField) { return tryConstantFold(builder, metaAccess, constantReflection, staticField, null); } }); config.setInlineInvokePlugin(new InlineInvokePlugin() { public ResolvedJavaMethod getInlinedMethod(GraphBuilderContext builder, ResolvedJavaMethod method, ValueNode[] args, JavaType returnType) { ResolvedJavaMethod subst = replacements.getMethodSubstitutionMethod(method); if (subst != null) { // Forced inlining of intrinsics return subst; } if (builder.parsingReplacement()) { if (getIntrinsifier().getIntrinsic(method) != null) { // @NodeIntrinsic methods are handled by the AnnotatedInvocationPlugin // registered below return null; } // Force inlining when parsing replacements return method; } else { assert getIntrinsifier().getIntrinsic(method) == null : String.format("@%s method %s must only be called from within a replacement%n%s", NodeIntrinsic.class.getSimpleName(), method.format("%h.%n"), builder); if (InlineDuringParsing.getValue() && method.hasBytecodes() && method.getCode().length <= TrivialInliningSize.getValue() && builder.getDepth() < InlineDuringParsingMaxDepth.getValue()) { return method; } } return null; } }); config.setAnnotatedInvocationPlugin(new AnnotatedInvocationPlugin() { public boolean apply(GraphBuilderContext builder, ResolvedJavaMethod method, ValueNode[] args) { if (builder.parsingReplacement()) { NodeIntrinsificationPhase intrins = getIntrinsifier(); NodeIntrinsic intrinsic = intrins.getIntrinsic(method); if (intrinsic != null) { Signature sig = method.getSignature(); Kind returnKind = sig.getReturnKind(); Stamp stamp = StampFactory.forKind(returnKind); if (returnKind == Kind.Object) { JavaType returnType = sig.getReturnType(method.getDeclaringClass()); if (returnType instanceof ResolvedJavaType) { stamp = StampFactory.declared((ResolvedJavaType) returnType); } } ValueNode res = intrins.createIntrinsicNode(Arrays.asList(args), stamp, method, builder.getGraph(), intrinsic); res = builder.append(res); if (res.getKind().getStackKind() != Kind.Void) { builder.push(returnKind.getStackKind(), res); } return true; } else if (intrins.isFoldable(method)) { ResolvedJavaType[] parameterTypes = resolveJavaTypes(method.toParameterTypes(), method.getDeclaringClass()); JavaConstant constant = intrins.tryFold(Arrays.asList(args), parameterTypes, method); if (!COULD_NOT_FOLD.equals(constant)) { if (constant != null) { // Replace the invoke with the result of the call ConstantNode res = builder.append(ConstantNode.forConstant(constant, getMetaAccess())); builder.push(res.getKind().getStackKind(), builder.append(res)); } else { // This must be a void invoke assert method.getSignature().getReturnKind() == Kind.Void; } return true; } } } return false; } }); suite.appendPhase(new GraphBuilderPhase(config)); return suite; } /** * Modifies the {@link GraphBuilderConfiguration} to build extra * {@linkplain DebugInfoMode#Simple debug info} if the VM * {@linkplain CompilerToVM#shouldDebugNonSafepoints() requests} it. * * @param gbs the current graph builder suite * @return a possibly modified graph builder suite */ public static PhaseSuite<HighTierContext> withSimpleDebugInfoIfRequested(PhaseSuite<HighTierContext> gbs) { if (HotSpotGraalRuntime.runtime().getCompilerToVM().shouldDebugNonSafepoints()) { PhaseSuite<HighTierContext> newGbs = gbs.copy(); GraphBuilderPhase graphBuilderPhase = (GraphBuilderPhase) newGbs.findPhase(GraphBuilderPhase.class).previous(); GraphBuilderConfiguration graphBuilderConfig = graphBuilderPhase.getGraphBuilderConfig(); GraphBuilderPhase newGraphBuilderPhase = new GraphBuilderPhase(graphBuilderConfig.withDebugInfoMode(DebugInfoMode.Simple)); newGbs.findPhase(GraphBuilderPhase.class).set(newGraphBuilderPhase); return newGbs; } return gbs; } public LIRSuites getDefaultLIRSuites() { return defaultLIRSuites.getValue(); } public LIRSuites createLIRSuites() { return Suites.createDefaultLIRSuites(); } }