Mercurial > hg > truffle
view graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/TruffleCompilerImpl.java @ 12593:561217cf2ac5
Fix unused import.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Thu, 17 Oct 2013 15:59:12 +0200 |
parents | 42c8f76a98bf |
children | 36f39d0c9875 |
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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; import static com.oracle.graal.api.code.CodeUtil.*; import static com.oracle.graal.truffle.TruffleCompilerOptions.*; import java.io.*; import java.util.*; import java.util.concurrent.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.code.Assumptions.Assumption; 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.target.*; import com.oracle.graal.debug.*; import com.oracle.graal.debug.internal.*; import com.oracle.graal.hotspot.*; import com.oracle.graal.java.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.phases.*; import com.oracle.graal.phases.PhasePlan.PhasePosition; import com.oracle.graal.phases.tiers.*; import com.oracle.graal.phases.util.*; import com.oracle.graal.printer.*; import com.oracle.graal.truffle.nodes.*; import com.oracle.truffle.api.*; import com.oracle.truffle.api.nodes.*; /** * Implementation of the Truffle compiler using Graal. */ public class TruffleCompilerImpl implements TruffleCompiler { private static final PrintStream OUT = TTY.out().out(); private final Providers providers; private final Suites suites; private final PartialEvaluator partialEvaluator; private final Backend backend; private final ResolvedJavaType[] skippedExceptionTypes; private final HotSpotGraalRuntime runtime; private final TruffleCache truffleCache; private final ThreadPoolExecutor compileQueue; private static final Class[] SKIPPED_EXCEPTION_CLASSES = new Class[]{SlowPathException.class, UnexpectedResultException.class, ArithmeticException.class}; public static final OptimisticOptimizations Optimizations = OptimisticOptimizations.ALL.remove(OptimisticOptimizations.Optimization.UseExceptionProbability, OptimisticOptimizations.Optimization.RemoveNeverExecutedCode, OptimisticOptimizations.Optimization.UseTypeCheckedInlining, OptimisticOptimizations.Optimization.UseTypeCheckHints); public TruffleCompilerImpl() { Replacements truffleReplacements = ((GraalTruffleRuntime) Truffle.getRuntime()).getReplacements(); this.providers = GraalCompiler.getGraalProviders().copyWith(truffleReplacements); this.suites = Graal.getRequiredCapability(SuitesProvider.class).createSuites(); this.backend = Graal.getRequiredCapability(Backend.class); this.runtime = HotSpotGraalRuntime.runtime(); this.skippedExceptionTypes = getSkippedExceptionTypes(providers.getMetaAccess()); // Create compilation queue. compileQueue = new ThreadPoolExecutor(1, 1, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<Runnable>(), CompilerThread.FACTORY); final GraphBuilderConfiguration config = GraphBuilderConfiguration.getEagerDefault(); config.setSkippedExceptionTypes(skippedExceptionTypes); this.truffleCache = new TruffleCache(providers, config, TruffleCompilerImpl.Optimizations); this.partialEvaluator = new PartialEvaluator(providers, truffleCache); if (Debug.isEnabled()) { DebugEnvironment.initialize(System.out); } } static ResolvedJavaType[] getSkippedExceptionTypes(MetaAccessProvider metaAccess) { ResolvedJavaType[] skippedExceptionTypes = new ResolvedJavaType[SKIPPED_EXCEPTION_CLASSES.length]; for (int i = 0; i < SKIPPED_EXCEPTION_CLASSES.length; i++) { skippedExceptionTypes[i] = metaAccess.lookupJavaType(SKIPPED_EXCEPTION_CLASSES[i]); } return skippedExceptionTypes; } public Future<InstalledCode> compile(final OptimizedCallTarget compilable) { Future<InstalledCode> future = compileQueue.submit(new Callable<InstalledCode>() { @Override public InstalledCode call() throws Exception { Object[] debug = new Object[]{new DebugDumpScope("Truffle: " + compilable)}; return Debug.scope("Truffle", debug, new Callable<InstalledCode>() { @Override public InstalledCode call() throws Exception { return compileMethodImpl(compilable); } }); } }); return future; } public static final DebugTimer PartialEvaluationTime = Debug.timer("PartialEvaluationTime"); public static final DebugTimer CompilationTime = Debug.timer("CompilationTime"); public static final DebugTimer CodeInstallationTime = Debug.timer("CodeInstallation"); private InstalledCode compileMethodImpl(final OptimizedCallTarget compilable) { final StructuredGraph graph; final GraphBuilderConfiguration config = GraphBuilderConfiguration.getDefault(); config.setSkippedExceptionTypes(skippedExceptionTypes); runtime.evictDeoptedGraphs(); long timeCompilationStarted = System.nanoTime(); Assumptions assumptions = new Assumptions(true); try (TimerCloseable a = PartialEvaluationTime.start()) { graph = partialEvaluator.createGraph(compilable, assumptions); } if (Thread.interrupted()) { return null; } long timePartialEvaluationFinished = System.nanoTime(); int nodeCountPartialEval = graph.getNodeCount(); InstalledCode compiledMethod = compileMethodHelper(graph, config, assumptions); long timeCompilationFinished = System.nanoTime(); int nodeCountLowered = graph.getNodeCount(); if (compiledMethod == null) { throw new BailoutException("Could not install method, code cache is full!"); } if (TraceTruffleCompilation.getValue()) { int nodeCountTruffle = NodeUtil.countNodes(compilable.getRootNode()); System.out.println(compiledMethod.getCode()); OUT.printf("[truffle] optimized %-50s %d |Nodes %7d |Time %5.0f(%4.0f+%-4.0f)ms |Nodes %5d/%5d |CodeSize %d\n", compilable.getRootNode(), compilable.hashCode(), nodeCountTruffle, (timeCompilationFinished - timeCompilationStarted) / 1e6, (timePartialEvaluationFinished - timeCompilationStarted) / 1e6, (timeCompilationFinished - timePartialEvaluationFinished) / 1e6, nodeCountPartialEval, nodeCountLowered, compiledMethod.getCode().length); } return compiledMethod; } public InstalledCode compileMethodHelper(final StructuredGraph graph, final GraphBuilderConfiguration config, final Assumptions assumptions) { final PhasePlan plan = createPhasePlan(config); Debug.scope("TruffleFinal", graph, new Runnable() { @Override public void run() { Debug.dump(graph, "After TruffleTier"); } }); final CompilationResult result = Debug.scope("TruffleGraal", new Callable<CompilationResult>() { @Override public CompilationResult call() { try (TimerCloseable a = CompilationTime.start()) { CodeCacheProvider codeCache = providers.getCodeCache(); CallingConvention cc = getCallingConvention(codeCache, Type.JavaCallee, graph.method(), false); return GraalCompiler.compileGraph(graph, cc, graph.method(), providers, backend, codeCache.getTarget(), null, plan, OptimisticOptimizations.ALL, new SpeculationLog(), suites, new CompilationResult()); } } }); List<AssumptionValidAssumption> validAssumptions = new ArrayList<>(); Assumptions newAssumptions = new Assumptions(true); if (assumptions != null) { for (Assumption assumption : assumptions.getAssumptions()) { processAssumption(newAssumptions, assumption, validAssumptions); } } if (result.getAssumptions() != null) { for (Assumption assumption : result.getAssumptions().getAssumptions()) { processAssumption(newAssumptions, assumption, validAssumptions); } } result.setAssumptions(newAssumptions); InstalledCode compiledMethod = Debug.scope("CodeInstall", new Object[]{graph.method()}, new Callable<InstalledCode>() { @Override public InstalledCode call() throws Exception { try (TimerCloseable a = CodeInstallationTime.start()) { InstalledCode installedCode = providers.getCodeCache().addMethod(graph.method(), result); if (installedCode != null) { Debug.dump(new Object[]{result, installedCode}, "After code installation"); } return installedCode; } } }); for (AssumptionValidAssumption a : validAssumptions) { a.getAssumption().registerInstalledCode(compiledMethod); } if (Debug.isLogEnabled()) { Debug.log(providers.getCodeCache().disassemble(result, compiledMethod)); } return compiledMethod; } private PhasePlan createPhasePlan(final GraphBuilderConfiguration config) { final PhasePlan phasePlan = new PhasePlan(); GraphBuilderPhase graphBuilderPhase = new GraphBuilderPhase(providers.getMetaAccess(), providers.getForeignCalls(), config, TruffleCompilerImpl.Optimizations); phasePlan.addPhase(PhasePosition.AFTER_PARSING, graphBuilderPhase); return phasePlan; } public void processAssumption(Assumptions newAssumptions, Assumption assumption, List<AssumptionValidAssumption> manual) { if (assumption != null) { if (assumption instanceof AssumptionValidAssumption) { AssumptionValidAssumption assumptionValidAssumption = (AssumptionValidAssumption) assumption; manual.add(assumptionValidAssumption); } else { newAssumptions.record(assumption); } } } }