author | jwilhelm |
Thu, 27 Jun 2019 03:33:44 +0200 | |
changeset 55509 | d58442b8abc1 |
parent 54328 | 37648a9c4a6a |
child 58299 | 6df94ce3ab2f |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2011, 2018, 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.hotspot; |
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||
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import static jdk.vm.ci.common.InitTimer.timer; |
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import static jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.runtime; |
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import static org.graalvm.compiler.core.common.GraalOptions.GeneratePIC; |
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import static org.graalvm.compiler.core.common.GraalOptions.HotSpotPrintInlining; |
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|
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import java.io.PrintStream; |
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import java.util.ArrayList; |
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import java.util.EnumMap; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.concurrent.atomic.AtomicReference; |
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|
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import jdk.internal.vm.compiler.collections.EconomicMap; |
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import jdk.internal.vm.compiler.collections.EconomicSet; |
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import jdk.internal.vm.compiler.collections.Equivalence; |
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import jdk.internal.vm.compiler.collections.UnmodifiableMapCursor; |
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import org.graalvm.compiler.api.replacements.SnippetReflectionProvider; |
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import org.graalvm.compiler.api.runtime.GraalRuntime; |
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import org.graalvm.compiler.core.CompilationWrapper.ExceptionAction; |
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import org.graalvm.compiler.core.common.CompilationIdentifier; |
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import org.graalvm.compiler.core.common.GraalOptions; |
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import org.graalvm.compiler.core.common.spi.ForeignCallsProvider; |
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import org.graalvm.compiler.core.target.Backend; |
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import org.graalvm.compiler.debug.DebugContext; |
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import org.graalvm.compiler.debug.DebugContext.Description; |
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import org.graalvm.compiler.debug.DebugHandlersFactory; |
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import org.graalvm.compiler.debug.DebugOptions; |
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import org.graalvm.compiler.debug.DiagnosticsOutputDirectory; |
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import org.graalvm.compiler.debug.GlobalMetrics; |
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import org.graalvm.compiler.debug.GraalError; |
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import org.graalvm.compiler.debug.TTY; |
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import org.graalvm.compiler.hotspot.CompilationStatistics.Options; |
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import org.graalvm.compiler.hotspot.CompilerConfigurationFactory.BackendMap; |
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import org.graalvm.compiler.hotspot.debug.BenchmarkCounters; |
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import org.graalvm.compiler.hotspot.meta.HotSpotProviders; |
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import org.graalvm.compiler.nodes.spi.StampProvider; |
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import org.graalvm.compiler.options.EnumOptionKey; |
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import org.graalvm.compiler.options.OptionDescriptor; |
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import org.graalvm.compiler.options.OptionDescriptors; |
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import org.graalvm.compiler.options.OptionKey; |
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import org.graalvm.compiler.options.OptionValues; |
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import org.graalvm.compiler.options.OptionsParser; |
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import org.graalvm.compiler.phases.tiers.CompilerConfiguration; |
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import org.graalvm.compiler.replacements.SnippetCounter; |
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import org.graalvm.compiler.replacements.SnippetCounter.Group; |
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import org.graalvm.compiler.runtime.RuntimeProvider; |
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import org.graalvm.compiler.serviceprovider.GraalServices; |
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import jdk.vm.ci.code.Architecture; |
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import jdk.vm.ci.code.stack.StackIntrospection; |
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import jdk.vm.ci.common.InitTimer; |
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import jdk.vm.ci.hotspot.HotSpotCompilationRequest; |
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import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime; |
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import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; |
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import jdk.vm.ci.hotspot.HotSpotResolvedJavaType; |
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import jdk.vm.ci.hotspot.HotSpotResolvedObjectType; |
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import jdk.vm.ci.hotspot.HotSpotVMConfigStore; |
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import jdk.vm.ci.meta.JavaKind; |
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import jdk.vm.ci.meta.MetaAccessProvider; |
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import jdk.vm.ci.meta.ResolvedJavaMethod; |
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import jdk.vm.ci.meta.ResolvedJavaType; |
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import jdk.vm.ci.runtime.JVMCI; |
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import jdk.vm.ci.runtime.JVMCIBackend; |
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import jdk.vm.ci.services.Services; |
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|
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//JaCoCo Exclude |
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||
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/** |
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* Singleton class holding the instance of the {@link GraalRuntime}. |
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*/ |
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public final class HotSpotGraalRuntime implements HotSpotGraalRuntimeProvider { |
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private static final boolean IS_AOT = Boolean.parseBoolean(Services.getSavedProperties().get("com.oracle.graalvm.isaot")); |
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private static boolean checkArrayIndexScaleInvariants(MetaAccessProvider metaAccess) { |
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assert metaAccess.getArrayIndexScale(JavaKind.Byte) == 1; |
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assert metaAccess.getArrayIndexScale(JavaKind.Boolean) == 1; |
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assert metaAccess.getArrayIndexScale(JavaKind.Char) == 2; |
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assert metaAccess.getArrayIndexScale(JavaKind.Short) == 2; |
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assert metaAccess.getArrayIndexScale(JavaKind.Int) == 4; |
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assert metaAccess.getArrayIndexScale(JavaKind.Long) == 8; |
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assert metaAccess.getArrayIndexScale(JavaKind.Float) == 4; |
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assert metaAccess.getArrayIndexScale(JavaKind.Double) == 8; |
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return true; |
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} |
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private final String runtimeName; |
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private final String compilerConfigurationName; |
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private final HotSpotBackend hostBackend; |
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private final GlobalMetrics metricValues = new GlobalMetrics(); |
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private final List<SnippetCounter.Group> snippetCounterGroups; |
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private final HotSpotGC garbageCollector; |
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private final EconomicMap<Class<? extends Architecture>, HotSpotBackend> backends = EconomicMap.create(Equivalence.IDENTITY); |
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private final GraalHotSpotVMConfig config; |
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||
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/** |
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* The options can be {@linkplain #setOptionValues(String[], String[]) updated} by external |
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* interfaces such as JMX. This comes with the risk that inconsistencies can arise as an |
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* {@link OptionValues} object can be cached by various parts of Graal instead of always |
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* obtaining them from this object. However, concurrent updates are never lost. |
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*/ |
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private AtomicReference<OptionValues> optionsRef = new AtomicReference<>(); |
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||
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private final DiagnosticsOutputDirectory outputDirectory; |
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private final Map<ExceptionAction, Integer> compilationProblemsPerAction; |
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|
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/** |
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* @param nameQualifier a qualifier to be added to this runtime's {@linkplain #getName() name} |
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* @param compilerConfigurationFactory factory for the compiler configuration |
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* {@link CompilerConfigurationFactory#selectFactory(String, OptionValues)} |
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*/ |
140 |
@SuppressWarnings("try") |
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HotSpotGraalRuntime(String nameQualifier, HotSpotJVMCIRuntime jvmciRuntime, CompilerConfigurationFactory compilerConfigurationFactory, OptionValues initialOptions) { |
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this.runtimeName = getClass().getSimpleName() + ":" + nameQualifier; |
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HotSpotVMConfigStore store = jvmciRuntime.getConfigStore(); |
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config = GeneratePIC.getValue(initialOptions) ? new AOTGraalHotSpotVMConfig(store) : new GraalHotSpotVMConfig(store); |
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// Only set HotSpotPrintInlining if it still has its default value (false). |
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if (GraalOptions.HotSpotPrintInlining.getValue(initialOptions) == false && config.printInlining) { |
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optionsRef.set(new OptionValues(initialOptions, HotSpotPrintInlining, true)); |
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} else { |
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optionsRef.set(initialOptions); |
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} |
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OptionValues options = optionsRef.get(); |
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garbageCollector = getSelectedGC(); |
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outputDirectory = new DiagnosticsOutputDirectory(options); |
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compilationProblemsPerAction = new EnumMap<>(ExceptionAction.class); |
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snippetCounterGroups = GraalOptions.SnippetCounters.getValue(options) ? new ArrayList<>() : null; |
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CompilerConfiguration compilerConfiguration = compilerConfigurationFactory.createCompilerConfiguration(); |
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compilerConfigurationName = compilerConfigurationFactory.getName(); |
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if (IS_AOT) { |
163 |
management = null; |
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} else { |
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management = GraalServices.loadSingle(HotSpotGraalManagementRegistration.class, false); |
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if (management != null) { |
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management.initialize(this); |
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} |
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} |
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BackendMap backendMap = compilerConfigurationFactory.createBackendMap(); |
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||
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JVMCIBackend hostJvmciBackend = jvmciRuntime.getHostJVMCIBackend(); |
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Architecture hostArchitecture = hostJvmciBackend.getTarget().arch; |
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try (InitTimer t = timer("create backend:", hostArchitecture)) { |
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HotSpotBackendFactory factory = backendMap.getBackendFactory(hostArchitecture); |
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if (factory == null) { |
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throw new GraalError("No backend available for host architecture \"%s\"", hostArchitecture); |
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} |
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hostBackend = registerBackend(factory.createBackend(this, compilerConfiguration, jvmciRuntime, null)); |
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} |
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||
183 |
for (JVMCIBackend jvmciBackend : jvmciRuntime.getJVMCIBackends().values()) { |
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184 |
if (jvmciBackend == hostJvmciBackend) { |
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continue; |
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} |
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||
188 |
Architecture gpuArchitecture = jvmciBackend.getTarget().arch; |
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HotSpotBackendFactory factory = backendMap.getBackendFactory(gpuArchitecture); |
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if (factory == null) { |
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throw new GraalError("No backend available for specified GPU architecture \"%s\"", gpuArchitecture); |
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} |
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try (InitTimer t = timer("create backend:", gpuArchitecture)) { |
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registerBackend(factory.createBackend(this, compilerConfiguration, null, hostBackend)); |
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} |
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} |
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||
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// Complete initialization of backends |
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try (InitTimer st = timer(hostBackend.getTarget().arch.getName(), ".completeInitialization")) { |
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hostBackend.completeInitialization(jvmciRuntime, options); |
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} |
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for (HotSpotBackend backend : backends.getValues()) { |
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if (backend != hostBackend) { |
204 |
try (InitTimer st = timer(backend.getTarget().arch.getName(), ".completeInitialization")) { |
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46344 | 205 |
backend.completeInitialization(jvmciRuntime, options); |
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} |
207 |
} |
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} |
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||
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BenchmarkCounters.initialize(jvmciRuntime, options); |
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assert checkArrayIndexScaleInvariants(hostJvmciBackend.getMetaAccess()); |
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runtimeStartTime = System.nanoTime(); |
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bootstrapJVMCI = config.getFlag("BootstrapJVMCI", Boolean.class); |
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} |
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||
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/** |
219 |
* Constants denoting the GC algorithms available in HotSpot. |
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*/ |
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public enum HotSpotGC { |
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// Supported GCs |
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Serial(true, "UseSerialGC"), |
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Parallel(true, "UseParallelGC", "UseParallelOldGC", "UseParNewGC"), |
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CMS(true, "UseConcMarkSweepGC"), |
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G1(true, "UseG1GC"), |
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||
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// Unsupported GCs |
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Epsilon(false, "UseEpsilonGC"), |
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Z(false, "UseZGC"); |
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||
232 |
HotSpotGC(boolean supported, String... flags) { |
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this.supported = supported; |
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this.flags = flags; |
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} |
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||
237 |
final boolean supported; |
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private final String[] flags; |
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239 |
||
240 |
public boolean isSelected(GraalHotSpotVMConfig config) { |
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for (String flag : flags) { |
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242 |
final boolean notPresent = false; |
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243 |
if (config.getFlag(flag, Boolean.class, notPresent)) { |
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return true; |
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245 |
} |
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246 |
} |
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return false; |
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248 |
} |
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249 |
||
250 |
} |
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251 |
||
252 |
private HotSpotGC getSelectedGC() throws GraalError { |
|
253 |
for (HotSpotGC gc : HotSpotGC.values()) { |
|
254 |
if (gc.isSelected(config)) { |
|
255 |
if (!gc.supported) { |
|
256 |
throw new GraalError(gc.name() + " garbage collector is not supported by Graal"); |
|
257 |
} |
|
258 |
return gc; |
|
259 |
} |
|
260 |
} |
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261 |
// As of JDK 9, exactly one GC flag is guaranteed to be selected. |
|
262 |
// On JDK 8, the default GC is Serial when no GC flag is true. |
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263 |
return HotSpotGC.Serial; |
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264 |
} |
|
265 |
||
43972 | 266 |
private HotSpotBackend registerBackend(HotSpotBackend backend) { |
267 |
Class<? extends Architecture> arch = backend.getTarget().arch.getClass(); |
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268 |
HotSpotBackend oldValue = backends.put(arch, backend); |
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269 |
assert oldValue == null : "cannot overwrite existing backend for architecture " + arch.getSimpleName(); |
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270 |
return backend; |
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271 |
} |
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272 |
||
273 |
@Override |
|
274 |
public HotSpotProviders getHostProviders() { |
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275 |
return getHostBackend().getProviders(); |
|
276 |
} |
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277 |
||
278 |
@Override |
|
279 |
public GraalHotSpotVMConfig getVMConfig() { |
|
280 |
return config; |
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281 |
} |
|
282 |
||
283 |
@Override |
|
52578 | 284 |
public DebugContext openDebugContext(OptionValues compilationOptions, CompilationIdentifier compilationId, Object compilable, Iterable<DebugHandlersFactory> factories, PrintStream logStream) { |
49873 | 285 |
if (management != null && management.poll(false) != null) { |
286 |
if (compilable instanceof HotSpotResolvedJavaMethod) { |
|
287 |
HotSpotResolvedObjectType type = ((HotSpotResolvedJavaMethod) compilable).getDeclaringClass(); |
|
288 |
if (type instanceof HotSpotResolvedJavaType) { |
|
50858 | 289 |
Class<?> clazz = runtime().getMirror(type); |
49873 | 290 |
try { |
291 |
ClassLoader cl = clazz.getClassLoader(); |
|
292 |
if (cl != null) { |
|
293 |
loaders.add(cl); |
|
294 |
} |
|
295 |
} catch (SecurityException e) { |
|
296 |
// This loader can obviously not be used for resolving class names |
|
297 |
} |
|
298 |
} |
|
299 |
} |
|
300 |
} |
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46640 | 301 |
Description description = new Description(compilable, compilationId.toString(CompilationIdentifier.Verbosity.ID)); |
52578 | 302 |
return DebugContext.create(compilationOptions, description, metricValues, logStream, factories); |
46640 | 303 |
} |
304 |
||
305 |
@Override |
|
46344 | 306 |
public OptionValues getOptions() { |
49873 | 307 |
return optionsRef.get(); |
46459 | 308 |
} |
309 |
||
310 |
@Override |
|
49873 | 311 |
public Group createSnippetCounterGroup(String groupName) { |
46344 | 312 |
if (snippetCounterGroups != null) { |
49873 | 313 |
Group group = new Group(groupName); |
46344 | 314 |
snippetCounterGroups.add(group); |
315 |
return group; |
|
316 |
} |
|
317 |
return null; |
|
318 |
} |
|
319 |
||
320 |
@Override |
|
43972 | 321 |
public String getName() { |
49873 | 322 |
return runtimeName; |
43972 | 323 |
} |
324 |
||
325 |
@SuppressWarnings("unchecked") |
|
326 |
@Override |
|
327 |
public <T> T getCapability(Class<T> clazz) { |
|
328 |
if (clazz == RuntimeProvider.class) { |
|
329 |
return (T) this; |
|
46344 | 330 |
} else if (clazz == OptionValues.class) { |
49873 | 331 |
return (T) optionsRef.get(); |
43972 | 332 |
} else if (clazz == StackIntrospection.class) { |
333 |
return (T) this; |
|
334 |
} else if (clazz == SnippetReflectionProvider.class) { |
|
335 |
return (T) getHostProviders().getSnippetReflection(); |
|
52956 | 336 |
} else if (clazz == GraalHotSpotVMConfig.class) { |
337 |
return (T) getVMConfig(); |
|
43972 | 338 |
} else if (clazz == StampProvider.class) { |
339 |
return (T) getHostProviders().getStampProvider(); |
|
52956 | 340 |
} else if (ForeignCallsProvider.class.isAssignableFrom(clazz)) { |
341 |
return (T) getHostProviders().getForeignCalls(); |
|
43972 | 342 |
} |
343 |
return null; |
|
344 |
} |
|
345 |
||
50858 | 346 |
public HotSpotGC getGarbageCollector() { |
347 |
return garbageCollector; |
|
348 |
} |
|
349 |
||
43972 | 350 |
@Override |
351 |
public HotSpotBackend getHostBackend() { |
|
352 |
return hostBackend; |
|
353 |
} |
|
354 |
||
355 |
@Override |
|
356 |
public <T extends Architecture> Backend getBackend(Class<T> arch) { |
|
357 |
assert arch != Architecture.class; |
|
358 |
return backends.get(arch); |
|
359 |
} |
|
360 |
||
50330 | 361 |
@Override |
362 |
public String getCompilerConfigurationName() { |
|
363 |
return compilerConfigurationName; |
|
364 |
} |
|
365 |
||
43972 | 366 |
private long runtimeStartTime; |
55509 | 367 |
|
368 |
/** |
|
369 |
* Called from compiler threads to check whether to bail out of a compilation. |
|
370 |
*/ |
|
371 |
private volatile boolean shutdown; |
|
43972 | 372 |
|
373 |
/** |
|
374 |
* Take action related to entering a new execution phase. |
|
375 |
* |
|
376 |
* @param phase the execution phase being entered |
|
377 |
*/ |
|
46344 | 378 |
void phaseTransition(String phase) { |
49873 | 379 |
if (Options.UseCompilationStatistics.getValue(optionsRef.get())) { |
46344 | 380 |
CompilationStatistics.clear(phase); |
381 |
} |
|
43972 | 382 |
} |
383 |
||
384 |
void shutdown() { |
|
46371 | 385 |
shutdown = true; |
49873 | 386 |
metricValues.print(optionsRef.get()); |
46640 | 387 |
|
43972 | 388 |
phaseTransition("final"); |
389 |
||
46344 | 390 |
if (snippetCounterGroups != null) { |
391 |
for (Group group : snippetCounterGroups) { |
|
392 |
TTY.out().out().println(group); |
|
393 |
} |
|
394 |
} |
|
49873 | 395 |
BenchmarkCounters.shutdown(runtime(), optionsRef.get(), runtimeStartTime); |
46371 | 396 |
|
46680 | 397 |
outputDirectory.close(); |
55509 | 398 |
|
399 |
shutdownLibGraal(); |
|
400 |
} |
|
401 |
||
402 |
/** |
|
403 |
* Substituted by |
|
404 |
* {@code com.oracle.svm.graal.hotspot.libgraal.Target_org_graalvm_compiler_hotspot_HotSpotGraalRuntime} |
|
405 |
* to call {@code org.graalvm.nativeimage.VMRuntime.shutdown()}. |
|
406 |
*/ |
|
407 |
private static void shutdownLibGraal() { |
|
43972 | 408 |
} |
409 |
||
46640 | 410 |
void clearMetrics() { |
411 |
metricValues.clear(); |
|
43972 | 412 |
} |
413 |
||
414 |
private final boolean bootstrapJVMCI; |
|
415 |
private boolean bootstrapFinished; |
|
416 |
||
417 |
public void notifyBootstrapFinished() { |
|
418 |
bootstrapFinished = true; |
|
419 |
} |
|
420 |
||
421 |
@Override |
|
422 |
public boolean isBootstrapping() { |
|
423 |
return bootstrapJVMCI && !bootstrapFinished; |
|
424 |
} |
|
46371 | 425 |
|
426 |
@Override |
|
427 |
public boolean isShutdown() { |
|
428 |
return shutdown; |
|
429 |
} |
|
430 |
||
431 |
@Override |
|
46680 | 432 |
public DiagnosticsOutputDirectory getOutputDirectory() { |
433 |
return outputDirectory; |
|
46371 | 434 |
} |
46807 | 435 |
|
436 |
@Override |
|
437 |
public Map<ExceptionAction, Integer> getCompilationProblemsPerAction() { |
|
438 |
return compilationProblemsPerAction; |
|
439 |
} |
|
47557
8b2054b7d02c
8182701: Modify JVMCI to allow Graal Compiler to expose platform MBean
jtulach
parents:
47216
diff
changeset
|
440 |
|
49873 | 441 |
// ------- Management interface --------- |
442 |
||
443 |
private final HotSpotGraalManagementRegistration management; |
|
444 |
||
445 |
/** |
|
446 |
* @returns the management object for this runtime or {@code null} |
|
447 |
*/ |
|
448 |
public HotSpotGraalManagementRegistration getManagement() { |
|
449 |
return management; |
|
450 |
} |
|
451 |
||
452 |
/** |
|
453 |
* Set of weak references to {@link ClassLoader}s available for resolving class names present in |
|
454 |
* management {@linkplain #invokeManagementAction(String, Object[]) action} arguments. |
|
455 |
*/ |
|
456 |
private final WeakClassLoaderSet loaders = new WeakClassLoaderSet(ClassLoader.getSystemClassLoader()); |
|
457 |
||
458 |
/** |
|
459 |
* Sets or updates this object's {@linkplain #getOptions() options} from {@code names} and |
|
460 |
* {@code values}. |
|
461 |
* |
|
462 |
* @param values the values to set. The empty string represents {@code null} which resets an |
|
463 |
* option to its default value. For string type options, a non-empty value must be |
|
464 |
* enclosed in double quotes. |
|
465 |
* @return an array of Strings where the element at index i is {@code names[i]} if setting the |
|
466 |
* denoted option succeeded, {@code null} if the option is unknown otherwise an error |
|
467 |
* message describing the failure to set the option |
|
468 |
*/ |
|
469 |
public String[] setOptionValues(String[] names, String[] values) { |
|
470 |
EconomicMap<String, OptionDescriptor> optionDescriptors = getOptionDescriptors(); |
|
471 |
EconomicMap<OptionKey<?>, Object> newValues = EconomicMap.create(names.length); |
|
472 |
EconomicSet<OptionKey<?>> resetValues = EconomicSet.create(names.length); |
|
473 |
String[] result = new String[names.length]; |
|
474 |
for (int i = 0; i < names.length; i++) { |
|
475 |
String name = names[i]; |
|
476 |
OptionDescriptor option = optionDescriptors.get(name); |
|
477 |
if (option != null) { |
|
478 |
String svalue = values[i]; |
|
479 |
Class<?> optionValueType = option.getOptionValueType(); |
|
480 |
OptionKey<?> optionKey = option.getOptionKey(); |
|
481 |
if (svalue == null || svalue.isEmpty() && !(optionKey instanceof EnumOptionKey)) { |
|
482 |
resetValues.add(optionKey); |
|
483 |
result[i] = name; |
|
484 |
} else { |
|
485 |
String valueToParse; |
|
486 |
if (optionValueType == String.class) { |
|
487 |
if (svalue.length() < 2 || svalue.charAt(0) != '"' || svalue.charAt(svalue.length() - 1) != '"') { |
|
488 |
result[i] = "Invalid value for String option '" + name + "': must be the empty string or be enclosed in double quotes: " + svalue; |
|
489 |
continue; |
|
490 |
} else { |
|
491 |
valueToParse = svalue.substring(1, svalue.length() - 1); |
|
492 |
} |
|
493 |
} else { |
|
494 |
valueToParse = svalue; |
|
495 |
} |
|
496 |
try { |
|
497 |
OptionsParser.parseOption(name, valueToParse, newValues, OptionsParser.getOptionsLoader()); |
|
498 |
result[i] = name; |
|
499 |
} catch (IllegalArgumentException e) { |
|
500 |
result[i] = e.getMessage(); |
|
501 |
continue; |
|
502 |
} |
|
503 |
} |
|
504 |
} else { |
|
505 |
result[i] = null; |
|
506 |
} |
|
507 |
} |
|
508 |
||
509 |
OptionValues currentOptions; |
|
510 |
OptionValues newOptions; |
|
511 |
do { |
|
512 |
currentOptions = optionsRef.get(); |
|
513 |
UnmodifiableMapCursor<OptionKey<?>, Object> cursor = currentOptions.getMap().getEntries(); |
|
514 |
while (cursor.advance()) { |
|
515 |
OptionKey<?> key = cursor.getKey(); |
|
516 |
if (!resetValues.contains(key) && !newValues.containsKey(key)) { |
|
517 |
newValues.put(key, OptionValues.decodeNull(cursor.getValue())); |
|
518 |
} |
|
519 |
} |
|
520 |
newOptions = new OptionValues(newValues); |
|
521 |
} while (!optionsRef.compareAndSet(currentOptions, newOptions)); |
|
522 |
||
523 |
return result; |
|
524 |
} |
|
525 |
||
526 |
/** |
|
527 |
* Gets the values for the options corresponding to {@code names} encoded as strings. The empty |
|
528 |
* string represents {@code null}. For string type options, non-{@code null} values will be |
|
529 |
* enclosed in double quotes. |
|
530 |
* |
|
531 |
* @param names a list of option names |
|
532 |
* @return the values for each named option. If an element in {@code names} does not denote an |
|
533 |
* existing option, the corresponding element in the returned array will be {@code null} |
|
534 |
*/ |
|
535 |
public String[] getOptionValues(String... names) { |
|
536 |
String[] values = new String[names.length]; |
|
537 |
EconomicMap<String, OptionDescriptor> optionDescriptors = getOptionDescriptors(); |
|
538 |
for (int i = 0; i < names.length; i++) { |
|
539 |
OptionDescriptor option = optionDescriptors.get(names[i]); |
|
540 |
if (option != null) { |
|
541 |
OptionKey<?> optionKey = option.getOptionKey(); |
|
542 |
Object value = optionKey.getValue(getOptions()); |
|
543 |
String svalue; |
|
544 |
if (option.getOptionValueType() == String.class && value != null) { |
|
545 |
svalue = "\"" + value + "\""; |
|
546 |
} else if (value == null) { |
|
547 |
svalue = ""; |
|
548 |
} else { |
|
549 |
svalue = String.valueOf(value); |
|
550 |
} |
|
551 |
values[i] = svalue; |
|
552 |
} else { |
|
553 |
// null denotes the option does not exist |
|
554 |
values[i] = null; |
|
555 |
} |
|
556 |
} |
|
557 |
return values; |
|
558 |
} |
|
559 |
||
560 |
private static EconomicMap<String, OptionDescriptor> getOptionDescriptors() { |
|
561 |
EconomicMap<String, OptionDescriptor> result = EconomicMap.create(); |
|
562 |
for (OptionDescriptors set : OptionsParser.getOptionsLoader()) { |
|
563 |
for (OptionDescriptor option : set) { |
|
564 |
result.put(option.getName(), option); |
|
565 |
} |
|
566 |
} |
|
567 |
return result; |
|
568 |
} |
|
569 |
||
570 |
private void dumpMethod(String className, String methodName, String filter, String host, int port) throws Exception { |
|
571 |
EconomicSet<ClassNotFoundException> failures = EconomicSet.create(); |
|
572 |
EconomicSet<Class<?>> found = loaders.resolve(className, failures); |
|
573 |
if (found.isEmpty()) { |
|
574 |
ClassNotFoundException cause = failures.isEmpty() ? new ClassNotFoundException(className) : failures.iterator().next(); |
|
575 |
throw new Exception("Cannot find class " + className + " to schedule recompilation", cause); |
|
576 |
} |
|
577 |
for (Class<?> clazz : found) { |
|
578 |
ResolvedJavaType type = JVMCI.getRuntime().getHostJVMCIBackend().getMetaAccess().lookupJavaType(clazz); |
|
579 |
for (ResolvedJavaMethod method : type.getDeclaredMethods()) { |
|
580 |
if (methodName.equals(method.getName()) && method instanceof HotSpotResolvedJavaMethod) { |
|
581 |
HotSpotResolvedJavaMethod hotSpotMethod = (HotSpotResolvedJavaMethod) method; |
|
582 |
dumpMethod(hotSpotMethod, filter, host, port); |
|
583 |
} |
|
584 |
} |
|
585 |
} |
|
586 |
} |
|
587 |
||
588 |
private void dumpMethod(HotSpotResolvedJavaMethod hotSpotMethod, String filter, String host, int port) throws Exception { |
|
589 |
EconomicMap<OptionKey<?>, Object> extra = EconomicMap.create(); |
|
590 |
extra.put(DebugOptions.Dump, filter); |
|
591 |
extra.put(DebugOptions.PrintGraphHost, host); |
|
54084 | 592 |
extra.put(DebugOptions.PrintGraphPort, port); |
49873 | 593 |
OptionValues compileOptions = new OptionValues(getOptions(), extra); |
55509 | 594 |
HotSpotGraalCompiler compiler = (HotSpotGraalCompiler) runtime().getCompiler(); |
49873 | 595 |
compiler.compileMethod(new HotSpotCompilationRequest(hotSpotMethod, -1, 0L), false, compileOptions); |
596 |
} |
|
597 |
||
598 |
public Object invokeManagementAction(String actionName, Object[] params) throws Exception { |
|
599 |
if ("dumpMethod".equals(actionName)) { |
|
600 |
if (params.length != 0 && params[0] instanceof HotSpotResolvedJavaMethod) { |
|
601 |
HotSpotResolvedJavaMethod method = param(params, 0, "method", HotSpotResolvedJavaMethod.class, null); |
|
602 |
String filter = param(params, 1, "filter", String.class, ":3"); |
|
603 |
String host = param(params, 2, "host", String.class, "localhost"); |
|
604 |
Number port = param(params, 3, "port", Number.class, 4445); |
|
605 |
dumpMethod(method, filter, host, port.intValue()); |
|
606 |
} else { |
|
607 |
String className = param(params, 0, "className", String.class, null); |
|
608 |
String methodName = param(params, 1, "methodName", String.class, null); |
|
609 |
String filter = param(params, 2, "filter", String.class, ":3"); |
|
610 |
String host = param(params, 3, "host", String.class, "localhost"); |
|
611 |
Number port = param(params, 4, "port", Number.class, 4445); |
|
612 |
dumpMethod(className, methodName, filter, host, port.intValue()); |
|
613 |
} |
|
614 |
} |
|
615 |
return null; |
|
616 |
} |
|
617 |
||
618 |
private static <T> T param(Object[] arr, int index, String name, Class<T> type, T defaultValue) { |
|
619 |
Object value = arr.length > index ? arr[index] : null; |
|
620 |
if (value == null || (value instanceof String && ((String) value).isEmpty())) { |
|
621 |
if (defaultValue == null) { |
|
622 |
throw new IllegalArgumentException(name + " must be specified"); |
|
623 |
} |
|
624 |
value = defaultValue; |
|
625 |
} |
|
626 |
if (type.isInstance(value)) { |
|
627 |
return type.cast(value); |
|
628 |
} |
|
629 |
throw new IllegalArgumentException("Expecting " + type.getName() + " for " + name + " but was " + value); |
|
47557
8b2054b7d02c
8182701: Modify JVMCI to allow Graal Compiler to expose platform MBean
jtulach
parents:
47216
diff
changeset
|
630 |
} |
43972 | 631 |
} |