Mercurial > hg > graal-compiler
view graal/com.oracle.graal.truffle.hotspot/src/com/oracle/graal/truffle/hotspot/HotSpotTruffleRuntime.java @ 16515:d6ac7470603e
Merge with b0ea5c266655253934e403f00d69aedc1f68e052
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Tue, 15 Jul 2014 14:23:31 -0700 |
parents | 87414e322d45 |
children | f6ac86d3334e |
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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.truffle.TruffleCompilerOptions.*; import java.util.*; import java.util.concurrent.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.code.CallingConvention.Type; import com.oracle.graal.api.code.stack.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.api.runtime.*; import com.oracle.graal.compiler.*; import com.oracle.graal.compiler.target.*; import com.oracle.graal.debug.*; import com.oracle.graal.debug.Debug.Scope; 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.nodes.*; import com.oracle.graal.nodes.spi.*; 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.truffle.api.*; import com.oracle.truffle.api.CompilerDirectives.SlowPath; import com.oracle.truffle.api.frame.*; import com.oracle.truffle.api.nodes.*; /** * Implementation of the Truffle runtime when running on top of Graal. */ public final class HotSpotTruffleRuntime implements GraalTruffleRuntime { public static HotSpotTruffleRuntime makeInstance() { return new HotSpotTruffleRuntime(); } private TruffleCompilerImpl truffleCompiler; private Replacements truffleReplacements; private StackIntrospection stackIntrospection; private ArrayList<String> includes; private ArrayList<String> excludes; private Map<OptimizedCallTarget, Future<?>> compilations = newIdentityMap(); private final ThreadPoolExecutor compileQueue; private final ResolvedJavaMethod[] callNodeMethod; private final ResolvedJavaMethod[] callTargetMethod; private final ResolvedJavaMethod[] anyFrameMethod; private HotSpotTruffleRuntime() { installOptimizedCallTargetCallMethod(); callNodeMethod = new ResolvedJavaMethod[]{getGraalProviders().getMetaAccess().lookupJavaMethod(HotSpotFrameInstance.CallNodeFrame.METHOD)}; callTargetMethod = new ResolvedJavaMethod[]{getGraalProviders().getMetaAccess().lookupJavaMethod(HotSpotFrameInstance.CallTargetFrame.METHOD)}; anyFrameMethod = new ResolvedJavaMethod[]{callNodeMethod[0], callTargetMethod[0]}; // 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; } } }); compileQueue = new ThreadPoolExecutor(1, 1, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<Runnable>(), factory); } public String getName() { return "Graal Truffle Runtime"; } public RootCallTarget createCallTarget(RootNode rootNode) { CompilationPolicy compilationPolicy; if (acceptForCompilation(rootNode)) { compilationPolicy = new CounterBasedCompilationPolicy(); } else { compilationPolicy = new InterpreterOnlyCompilationPolicy(); } return new OptimizedCallTarget(rootNode, this, TruffleMinInvokeThreshold.getValue(), TruffleCompilationThreshold.getValue(), compilationPolicy, new HotSpotSpeculationLog()); } public DirectCallNode createDirectCallNode(CallTarget target) { if (target instanceof OptimizedCallTarget) { return OptimizedDirectCallNode.create((OptimizedCallTarget) target); } else { throw new IllegalStateException(String.format("Unexpected call target class %s!", target.getClass())); } } public IndirectCallNode createIndirectCallNode() { return new OptimizedIndirectCallNode(); } @Override public VirtualFrame createVirtualFrame(Object[] arguments, FrameDescriptor frameDescriptor) { return OptimizedCallTarget.createFrame(frameDescriptor, arguments); } @Override public MaterializedFrame createMaterializedFrame(Object[] arguments) { return createMaterializedFrame(arguments, new FrameDescriptor()); } @Override public MaterializedFrame createMaterializedFrame(Object[] arguments, FrameDescriptor frameDescriptor) { return new FrameWithoutBoxing(frameDescriptor, arguments); } @Override public Assumption createAssumption() { return createAssumption(null); } @Override public Assumption createAssumption(String name) { return new OptimizedAssumption(name); } public Replacements getReplacements() { if (truffleReplacements == null) { truffleReplacements = HotSpotTruffleReplacements.makeInstance(); } return truffleReplacements; } private boolean acceptForCompilation(RootNode rootNode) { if (TruffleCompileOnly.getValue() != null) { if (includes == null) { parseCompileOnly(); } String name = rootNode.toString(); boolean included = includes.isEmpty(); for (int i = 0; !included && i < includes.size(); i++) { if (name.contains(includes.get(i))) { included = true; } } if (!included) { return false; } for (String exclude : excludes) { if (name.contains(exclude)) { return false; } } } return true; } private void parseCompileOnly() { includes = new ArrayList<>(); excludes = new ArrayList<>(); String[] items = TruffleCompileOnly.getValue().split(","); for (String item : items) { if (item.startsWith("~")) { excludes.add(item.substring(1)); } else { includes.add(item); } } } 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); } } } } 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) { Providers providers = getGraalProviders(); MetaAccessProvider metaAccess = providers.getMetaAccess(); SuitesProvider suitesProvider = Graal.getRequiredCapability(RuntimeProvider.class).getHostBackend().getSuites(); Suites suites = suitesProvider.createSuites(); suites.getHighTier().findPhase(InliningPhase.class).remove(); StructuredGraph graph = new StructuredGraph(javaMethod); new GraphBuilderPhase.Instance(metaAccess, GraphBuilderConfiguration.getEagerDefault(), OptimisticOptimizations.ALL).apply(graph); PhaseSuite<HighTierContext> graphBuilderSuite = suitesProvider.getDefaultGraphBuilderSuite(); 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, null, cc, javaMethod, providers, backend, providers.getCodeCache().getTarget(), null, graphBuilderSuite, OptimisticOptimizations.ALL, getProfilingInfo(graph), null, suites, new CompilationResult(), factory); } private static Providers getGraalProviders() { RuntimeProvider runtimeProvider = Graal.getRequiredCapability(RuntimeProvider.class); return runtimeProvider.getHostBackend().getProviders(); } @SlowPath public Iterable<FrameInstance> getStackTrace() { initStackIntrospection(); final Iterator<InspectedFrame> frames = stackIntrospection.getStackTrace(anyFrameMethod, anyFrameMethod, 1).iterator(); class FrameIterator implements Iterator<FrameInstance> { public boolean hasNext() { return frames.hasNext(); } public FrameInstance next() { InspectedFrame frame = frames.next(); if (frame.getMethod().equals(callNodeMethod[0])) { assert frames.hasNext(); InspectedFrame calltarget2 = frames.next(); assert calltarget2.getMethod().equals(callTargetMethod[0]); return new HotSpotFrameInstance.CallNodeFrame(frame); } else { assert frame.getMethod().equals(callTargetMethod[0]); return new HotSpotFrameInstance.CallTargetFrame(frame, false); } } } return new Iterable<FrameInstance>() { public Iterator<FrameInstance> iterator() { return new FrameIterator(); } }; } private void initStackIntrospection() { if (stackIntrospection == null) { stackIntrospection = Graal.getRequiredCapability(StackIntrospection.class); } } @SlowPath public FrameInstance getCurrentFrame() { initStackIntrospection(); Iterator<InspectedFrame> frames = stackIntrospection.getStackTrace(callTargetMethod, callTargetMethod, 0).iterator(); if (frames.hasNext()) { return new HotSpotFrameInstance.CallTargetFrame(frames.next(), true); } else { return null; } } public void compile(OptimizedCallTarget optimizedCallTarget, boolean mayBeAsynchronous) { if (truffleCompiler == null) { truffleCompiler = new TruffleCompilerImpl(); } Runnable r = new Runnable() { @Override public void run() { try (Scope s = Debug.scope("Truffle", new TruffleDebugJavaMethod(optimizedCallTarget))) { truffleCompiler.compileMethodImpl(optimizedCallTarget); optimizedCallTarget.compilationFinished(null); } catch (Throwable e) { optimizedCallTarget.compilationFinished(e); } } }; if (mayBeAsynchronous) { Future<?> future = compileQueue.submit(r); this.compilations.put(optimizedCallTarget, future); } else { r.run(); } } public boolean cancelInstalledTask(OptimizedCallTarget optimizedCallTarget) { Future<?> codeTask = this.compilations.get(optimizedCallTarget); if (codeTask != null && isCompiling(optimizedCallTarget)) { this.compilations.remove(optimizedCallTarget); return codeTask.cancel(true); } return false; } 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; } public void invalidateInstalledCode(OptimizedCallTarget optimizedCallTarget) { HotSpotGraalRuntime.runtime().getCompilerToVM().invalidateInstalledCode(optimizedCallTarget); } public void reinstallStubs() { installOptimizedCallTargetCallMethod(); } }