Mercurial > hg > graal-jvmci-8
view graal/com.oracle.graal.truffle.hotspot/src/com/oracle/graal/truffle/hotspot/HotSpotTruffleRuntime.java @ 20987:c8c0944ce10d
copy all plugins in TruffleCompilerImpl (instead of selected ones)
author | Lukas Stadler <lukas.stadler@oracle.com> |
---|---|
date | Thu, 16 Apr 2015 11:55:50 +0200 |
parents | b1700db197c7 |
children | 31a1589aecdf |
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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.truffle.hotspot; import static com.oracle.graal.api.code.CodeUtil.*; import static com.oracle.graal.compiler.GraalCompiler.*; import static com.oracle.graal.graph.util.CollectionsAccess.*; import static com.oracle.graal.hotspot.meta.HotSpotSuitesProvider.*; import static com.oracle.graal.truffle.TruffleCompilerOptions.*; import java.util.*; import java.util.concurrent.*; import java.util.stream.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.code.CallingConvention.Type; import com.oracle.graal.api.meta.*; import com.oracle.graal.api.runtime.*; import com.oracle.graal.compiler.*; import com.oracle.graal.compiler.common.*; import com.oracle.graal.compiler.target.*; import com.oracle.graal.debug.*; import com.oracle.graal.debug.Debug.Scope; import com.oracle.graal.graphbuilderconf.*; import com.oracle.graal.graphbuilderconf.GraphBuilderConfiguration.Plugins; import com.oracle.graal.hotspot.*; import com.oracle.graal.hotspot.meta.*; import com.oracle.graal.java.*; import com.oracle.graal.lir.asm.*; import com.oracle.graal.lir.phases.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.StructuredGraph.AllowAssumptions; import com.oracle.graal.phases.*; import com.oracle.graal.phases.common.inlining.*; import com.oracle.graal.phases.tiers.*; import com.oracle.graal.phases.util.*; import com.oracle.graal.printer.*; import com.oracle.graal.runtime.*; import com.oracle.graal.truffle.*; import com.oracle.graal.truffle.hotspot.nfi.*; import com.oracle.nfi.api.*; import com.oracle.truffle.api.*; import com.oracle.truffle.api.nodes.*; /** * Implementation of the Truffle runtime when running on top of Graal. */ public final class HotSpotTruffleRuntime extends GraalTruffleRuntime { public static TruffleRuntime makeInstance() { if (GraalTruffleRuntime.alternateRuntime != null) { return GraalTruffleRuntime.alternateRuntime; } return new HotSpotTruffleRuntime(); } private TruffleCompilerImpl truffleCompiler; private Map<OptimizedCallTarget, Future<?>> compilations = newIdentityMap(); private final ThreadPoolExecutor compileQueue; private final Map<RootCallTarget, Void> callTargets = Collections.synchronizedMap(new WeakHashMap<RootCallTarget, Void>()); private static final long THREAD_EETOP_OFFSET = eetopOffset(); private HotSpotTruffleRuntime() { installOptimizedCallTargetCallMethod(); lookupCallMethods(getGraalProviders().getMetaAccess()); installDefaultListeners(); // Create compilation queue. CompilerThreadFactory factory = new CompilerThreadFactory("TruffleCompilerThread", new CompilerThreadFactory.DebugConfigAccess() { public GraalDebugConfig getDebugConfig() { if (Debug.isEnabled()) { GraalDebugConfig debugConfig = DebugEnvironment.initialize(TTY.out().out()); debugConfig.dumpHandlers().add(new TruffleTreeDumpHandler()); return debugConfig; } else { return null; } } }); int selectedProcessors = TruffleCompilerOptions.TruffleCompilerThreads.getValue(); if (selectedProcessors == 0) { // No manual selection made, check how many processors are available. int availableProcessors = Runtime.getRuntime().availableProcessors(); if (availableProcessors >= 4) { selectedProcessors = 2; } else if (availableProcessors >= 12) { selectedProcessors = 4; } } selectedProcessors = Math.max(1, selectedProcessors); compileQueue = new ThreadPoolExecutor(selectedProcessors, selectedProcessors, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<Runnable>(), factory); } @Override public String getName() { return "Graal Truffle Runtime"; } @Override public RootCallTarget createCallTarget(RootNode rootNode) { return createCallTargetImpl(null, rootNode); } private RootCallTarget createCallTargetImpl(OptimizedCallTarget source, RootNode rootNode) { CompilationPolicy compilationPolicy; if (acceptForCompilation(rootNode)) { compilationPolicy = new CounterAndTimeBasedCompilationPolicy(); } else { compilationPolicy = new InterpreterOnlyCompilationPolicy(); } OptimizedCallTarget target = new OptimizedCallTarget(source, rootNode, this, compilationPolicy, new HotSpotSpeculationLog()); rootNode.setCallTarget(target); callTargets.put(target, null); return target; } @Override public RootCallTarget createClonedCallTarget(OptimizedCallTarget source, RootNode root) { return createCallTargetImpl(source, root); } public static void installOptimizedCallTargetCallMethod() { Providers providers = getGraalProviders(); MetaAccessProvider metaAccess = providers.getMetaAccess(); ResolvedJavaType type = metaAccess.lookupJavaType(OptimizedCallTarget.class); for (ResolvedJavaMethod method : type.getDeclaredMethods()) { if (method.getAnnotation(TruffleCallBoundary.class) != null) { CompilationResult compResult = compileMethod(method); CodeCacheProvider codeCache = providers.getCodeCache(); try (Scope s = Debug.scope("CodeInstall", codeCache, method)) { codeCache.setDefaultMethod(method, compResult); } catch (Throwable e) { throw Debug.handle(e); } } } } private static CompilationResultBuilderFactory getOptimizedCallTargetInstrumentationFactory(String arch, ResolvedJavaMethod method) { for (OptimizedCallTargetInstrumentationFactory factory : Services.load(OptimizedCallTargetInstrumentationFactory.class)) { if (factory.getArchitecture().equals(arch)) { factory.setInstrumentedMethod(method); return factory; } } // No specialization of OptimizedCallTarget on this platform. return CompilationResultBuilderFactory.Default; } private static CompilationResult compileMethod(ResolvedJavaMethod javaMethod) { HotSpotProviders providers = getGraalProviders(); SuitesProvider suitesProvider = providers.getSuites(); Suites suites = suitesProvider.createSuites(); LIRSuites lirSuites = suitesProvider.createLIRSuites(); removeInliningPhase(suites); StructuredGraph graph = new StructuredGraph(javaMethod, AllowAssumptions.NO); MetaAccessProvider metaAccess = providers.getMetaAccess(); Plugins plugins = new Plugins(new InvocationPlugins(metaAccess)); GraphBuilderConfiguration config = GraphBuilderConfiguration.getEagerDefault(plugins); new GraphBuilderPhase.Instance(metaAccess, providers.getStampProvider(), providers.getConstantReflection(), config, OptimisticOptimizations.ALL, null).apply(graph); PhaseSuite<HighTierContext> graphBuilderSuite = getGraphBuilderSuite(suitesProvider); CallingConvention cc = getCallingConvention(providers.getCodeCache(), Type.JavaCallee, graph.method(), false); Backend backend = Graal.getRequiredCapability(RuntimeProvider.class).getHostBackend(); CompilationResultBuilderFactory factory = getOptimizedCallTargetInstrumentationFactory(backend.getTarget().arch.getName(), javaMethod); return compileGraph(graph, cc, javaMethod, providers, backend, providers.getCodeCache().getTarget(), graphBuilderSuite, OptimisticOptimizations.ALL, getProfilingInfo(graph), null, suites, lirSuites, new CompilationResult(), factory); } private static HotSpotProviders getGraalProviders() { RuntimeProvider runtimeProvider = Graal.getRequiredCapability(RuntimeProvider.class); return (HotSpotProviders) runtimeProvider.getHostBackend().getProviders(); } private static PhaseSuite<HighTierContext> getGraphBuilderSuite(SuitesProvider suitesProvider) { PhaseSuite<HighTierContext> graphBuilderSuite = suitesProvider.getDefaultGraphBuilderSuite(); return withSimpleDebugInfoIfRequested(graphBuilderSuite); } private static void removeInliningPhase(Suites suites) { ListIterator<BasePhase<? super HighTierContext>> inliningPhase = suites.getHighTier().findPhase(InliningPhase.class); if (inliningPhase != null) { inliningPhase.remove(); } } @Override public void compile(OptimizedCallTarget optimizedCallTarget, boolean mayBeAsynchronous) { if (truffleCompiler == null) { truffleCompiler = new TruffleCompilerImpl(); } Runnable r = new Runnable() { @Override public void run() { boolean success = true; try (Scope s = Debug.scope("Truffle", new TruffleDebugJavaMethod(optimizedCallTarget))) { truffleCompiler.compileMethod(optimizedCallTarget); } catch (Throwable e) { optimizedCallTarget.notifyCompilationFailed(e); success = false; } finally { optimizedCallTarget.notifyCompilationFinished(success); } } }; Future<?> future = compileQueue.submit(r); this.compilations.put(optimizedCallTarget, future); getCompilationNotify().notifyCompilationQueued(optimizedCallTarget); if (!mayBeAsynchronous) { try { future.get(); } catch (ExecutionException e) { if (TruffleCompilationExceptionsAreThrown.getValue() && !(e.getCause() instanceof BailoutException && !((BailoutException) e.getCause()).isPermanent())) { throw new RuntimeException(e.getCause()); } else { // silently ignored } } catch (InterruptedException | CancellationException e) { // silently ignored } } } @Override public boolean cancelInstalledTask(OptimizedCallTarget optimizedCallTarget, Object source, CharSequence reason) { Future<?> codeTask = this.compilations.get(optimizedCallTarget); if (codeTask != null && isCompiling(optimizedCallTarget)) { this.compilations.remove(optimizedCallTarget); boolean result = codeTask.cancel(true); if (result) { optimizedCallTarget.notifyCompilationFinished(false); getCompilationNotify().notifyCompilationDequeued(optimizedCallTarget, source, reason); } return result; } return false; } @Override public void waitForCompilation(OptimizedCallTarget optimizedCallTarget, long timeout) throws ExecutionException, TimeoutException { Future<?> codeTask = this.compilations.get(optimizedCallTarget); if (codeTask != null && isCompiling(optimizedCallTarget)) { try { codeTask.get(timeout, TimeUnit.MILLISECONDS); } catch (InterruptedException e) { // ignore interrupted } } } @Override public Collection<OptimizedCallTarget> getQueuedCallTargets() { return compilations.keySet().stream().filter(e -> !compilations.get(e).isDone()).collect(Collectors.toList()); } @Override public boolean isCompiling(OptimizedCallTarget optimizedCallTarget) { Future<?> codeTask = this.compilations.get(optimizedCallTarget); if (codeTask != null) { if (codeTask.isCancelled() || codeTask.isDone()) { this.compilations.remove(optimizedCallTarget); return false; } return true; } return false; } @Override public void invalidateInstalledCode(OptimizedCallTarget optimizedCallTarget, Object source, CharSequence reason) { HotSpotGraalRuntime.runtime().getCompilerToVM().invalidateInstalledCode(optimizedCallTarget); getCompilationNotify().notifyCompilationInvalidated(optimizedCallTarget, source, reason); } @Override public void reinstallStubs() { installOptimizedCallTargetCallMethod(); } @Override public Collection<RootCallTarget> getCallTargets() { return Collections.unmodifiableSet(callTargets.keySet()); } @Override public void notifyTransferToInterpreter() { CompilerAsserts.neverPartOfCompilation(); if (TraceTruffleTransferToInterpreter.getValue()) { long thread = UnsafeAccess.unsafe.getLong(Thread.currentThread(), THREAD_EETOP_OFFSET); long pendingTransferToInterpreterAddress = thread + HotSpotGraalRuntime.runtime().getConfig().pendingTransferToInterpreterOffset; boolean deoptimized = UnsafeAccess.unsafe.getByte(pendingTransferToInterpreterAddress) != 0; if (deoptimized) { UnsafeAccess.unsafe.putByte(pendingTransferToInterpreterAddress, (byte) 0); logTransferToInterpreter(); } } } private static void logTransferToInterpreter() { final int skip = 2; final int limit = TraceTruffleStackTraceLimit.getValue(); StackTraceElement[] stackTrace = new Throwable().getStackTrace(); String suffix = stackTrace.length > skip + limit ? "\n ..." : ""; TTY.out().out().println(Arrays.stream(stackTrace).skip(skip).limit(limit).map(StackTraceElement::toString).collect(Collectors.joining("\n ", "", suffix))); } private static long eetopOffset() { try { return UnsafeAccess.unsafe.objectFieldOffset(Thread.class.getDeclaredField("eetop")); } catch (Exception e) { throw new GraalInternalError(e); } } private static RawNativeCallNodeFactory getRawNativeCallNodeFactory(String arch) { for (RawNativeCallNodeFactory factory : Services.load(RawNativeCallNodeFactory.class)) { if (factory.getArchitecture().equals(arch)) { return factory; } } // No RawNativeCallNodeFactory on this platform. return null; } /** * Called from the VM. */ public static NativeFunctionInterface createNativeFunctionInterface() { HotSpotVMConfig config = HotSpotGraalRuntime.runtime().getConfig(); Backend backend = HotSpotGraalRuntime.runtime().getHostBackend(); RawNativeCallNodeFactory factory = getRawNativeCallNodeFactory(backend.getTarget().arch.getName()); if (factory == null) { return null; } return new HotSpotNativeFunctionInterface(HotSpotGraalRuntime.runtime().getHostProviders(), factory, backend, config.dllLoad, config.dllLookup, config.rtldDefault); } }