Examples with HostedMethod com.oracle.svm.hosted.meta.HostedMethod used on opensource projects

Example 31 with HostedMethod

use of com.oracle.svm.hosted.meta.HostedMethod in project graal by oracle.

the class NativeImageGenerator method printMethod.

private static void printMethod(HostedMethod method, int vtableIndex) {
    if (vtableIndex != -1) {
        System.out.print("               v " + vtableIndex + " ");
    } else {
        System.out.print("               m ");
    }
    if (method.hasVTableIndex()) {
        System.out.print(method.getVTableIndex() + " ");
    }
    System.out.print(method.format("%r %n(%p)") + ": " + method.getImplementations().length + " [");
    String sep = "";
    for (HostedMethod impl : method.getImplementations()) {
        System.out.print(sep + impl.getDeclaringClass().toJavaName(false));
        sep = ", ";
    }
    System.out.println("]");
}

Example 32 with HostedMethod

use of com.oracle.svm.hosted.meta.HostedMethod in project graal by oracle.

the class NativeImageGenerator method doRun.

@SuppressWarnings("try")
private void doRun(Map<Method, CEntryPointData> entryPoints, Method mainEntryPoint, JavaMainSupport javaMainSupport, String imageName, AbstractBootImage.NativeImageKind k, SubstitutionProcessor harnessSubstitutions, ForkJoinPool compilationExecutor, ForkJoinPool analysisExecutor) {
    List<HostedMethod> hostedEntryPoints = new ArrayList<>();
    NativeLibraries nativeLibs;
    SVMHost svmHost;
    AnalysisMetaAccess aMetaAccess;
    SnippetReflectionProvider aSnippetReflection;
    HostedProviders aProviders;
    Throwable error = null;
    OptionValues options = HostedOptionValues.singleton();
    SnippetReflectionProvider originalSnippetReflection = GraalAccess.getOriginalSnippetReflection();
    try (DebugContext debug = DebugContext.create(options, new GraalDebugHandlersFactory(originalSnippetReflection))) {
        try (Indent indent = debug.logAndIndent("start analysis pass")) {
            try (StopTimer t = new Timer("setup").start()) {
                // TODO Make customizable via command line parameter.
                Platform platform = defaultPlatform();
                TargetDescription target = createTarget(platform);
                OSInterface osInterface = createOSInterface(loader);
                ObjectLayout objectLayout = new ObjectLayout(target, SubstrateAMD64Backend.getDeoptScatchSpace());
                CompressEncoding compressEncoding = new CompressEncoding(SubstrateOptions.UseHeapBaseRegister.getValue() ? 1 : 0, 0);
                ImageSingletons.add(Platform.class, platform);
                ImageSingletons.add(TargetDescription.class, target);
                ImageSingletons.add(OSInterface.class, osInterface);
                ImageSingletons.add(ObjectLayout.class, objectLayout);
                ImageSingletons.add(CompressEncoding.class, compressEncoding);
                if (javaMainSupport != null) {
                    ImageSingletons.add(JavaMainSupport.class, javaMainSupport);
                }
                Providers originalProviders = GraalAccess.getOriginalProviders();
                MetaAccessProvider originalMetaAccess = originalProviders.getMetaAccess();
                AnalysisPolicy analysisPolicy;
                if (PointstoOptions.AllocationSiteSensitiveHeap.getValue(options)) {
                    // context sensitive analysis
                    analysisPolicy = new SVMBytecodeAnalysisPolicy(options);
                } else {
                    // context insensitive analysis
                    analysisPolicy = new SVMDefaultAnalysisPolicy(options);
                }
                svmHost = new SVMHost(options, platform, analysisPolicy, loader.getClassLoader());
                featureHandler.registerFeatures(loader);
                AfterRegistrationAccessImpl access = new AfterRegistrationAccessImpl(featureHandler, loader, originalMetaAccess);
                featureHandler.forEachFeature(feature -> feature.afterRegistration(access));
                registerEntryPoints(entryPoints);
                /*
                     * Check if any configuration factory class was registered. If not, register the
                     * basic one.
                     */
                HostedConfiguration.setDefaultIfEmpty();
                GraalConfiguration.setDefaultIfEmpty();
                registerEntryPoints(entryPoints);
                CFunctionSubstitutionProcessor cfunctionSubstitutions = new CFunctionSubstitutionProcessor();
                AnnotationSubstitutionProcessor annotationSubstitutions = new DeclarativeSubstitutionProcessor(loader, originalMetaAccess);
                ImageSingletons.add(AnnotationSubstitutionProcessor.class, annotationSubstitutions);
                annotationSubstitutions.init();
                UnsafeAutomaticSubstitutionProcessor automaticSubstitutions = new UnsafeAutomaticSubstitutionProcessor(annotationSubstitutions);
                ImageSingletons.add(UnsafeAutomaticSubstitutionProcessor.class, automaticSubstitutions);
                automaticSubstitutions.init(originalMetaAccess);
                SubstitutionProcessor substitutions = SubstitutionProcessor.chainUpInOrder(harnessSubstitutions, new AnnotationSupport(originalMetaAccess, originalSnippetReflection), annotationSubstitutions, cfunctionSubstitutions, automaticSubstitutions);
                aUniverse = new AnalysisUniverse(svmHost, target, substitutions, originalMetaAccess, originalSnippetReflection, new SubstrateSnippetReflectionProvider());
                aMetaAccess = new AnalysisMetaAccess(aUniverse, originalMetaAccess);
                // native libraries
                AnalysisConstantReflectionProvider aConstantReflection = new AnalysisConstantReflectionProvider(svmHost, aUniverse, originalProviders.getConstantReflection());
                AnalysisConstantFieldProvider aConstantFieldProvider = new AnalysisConstantFieldProvider(aUniverse, aMetaAccess);
                aSnippetReflection = new HostedSnippetReflectionProvider(svmHost);
                nativeLibs = processNativeLibraryImports(aMetaAccess, aConstantReflection, aSnippetReflection);
                /*
                     * Install all snippets so that the types, methods, and fields used in the
                     * snippets get added to the universe.
                     */
                ForeignCallsProvider aForeignCalls = new SubstrateForeignCallsProvider();
                LoweringProvider aLoweringProvider = SubstrateLoweringProvider.create(aMetaAccess, null);
                StampProvider aStampProvider = new SubstrateStampProvider(aMetaAccess);
                WordTypes aWordTypes = new WordTypes(aMetaAccess, FrameAccess.getWordKind());
                aProviders = new HostedProviders(aMetaAccess, null, aConstantReflection, aConstantFieldProvider, aForeignCalls, aLoweringProvider, null, aStampProvider, aSnippetReflection, aWordTypes);
                BytecodeProvider bytecodeProvider = new ResolvedJavaMethodBytecodeProvider();
                SubstrateReplacements aReplacements = new SubstrateReplacements(options, aProviders, aSnippetReflection, bytecodeProvider, target, new SubstrateGraphMakerFactory(aWordTypes));
                aProviders = new HostedProviders(aMetaAccess, null, aConstantReflection, aConstantFieldProvider, aForeignCalls, aLoweringProvider, aReplacements, aStampProvider, aSnippetReflection, aWordTypes);
                bigbang = new Inflation(options, aUniverse, aProviders, svmHost, analysisExecutor);
                /*
                     * Eagerly register all target fields of recomputed value fields as unsafe
                     * accessed.
                     */
                annotationSubstitutions.processComputedValueFields(bigbang);
                try (Indent indent2 = debug.logAndIndent("process startup initializers")) {
                    DuringSetupAccessImpl config = new DuringSetupAccessImpl(featureHandler, loader, bigbang, svmHost);
                    featureHandler.forEachFeature(feature -> feature.duringSetup(config));
                }
                NativeImageGenerator.registerGraphBuilderPlugins(featureHandler, null, aProviders, aMetaAccess, aUniverse, null, null, nativeLibs, loader, true, true);
                registerReplacements(debug, featureHandler, null, aProviders, aProviders.getSnippetReflection(), true);
                /*
                     * Install feature supported substitutions.
                     */
                SubstitutionProcessor[] featureNativeSubstitutions = aUniverse.getFeatureNativeSubstitutions();
                if (featureNativeSubstitutions.length > 0) {
                    SubstitutionProcessor chain = SubstitutionProcessor.chainUpInOrder(featureNativeSubstitutions);
                    SubstitutionProcessor nativeSubstitutionProcessor = new NativeMethodSubstitutionProcessor(chain, aReplacements);
                    SubstitutionProcessor.extendsTheChain(substitutions, new SubstitutionProcessor[] { nativeSubstitutionProcessor });
                }
                SubstitutionProcessor.extendsTheChain(substitutions, aUniverse.getFeatureSubstitutions());
                /*
                     * System classes and fields are necessary to tell the static analysis that
                     * certain things really "exist". The most common reason for that is that there
                     * are no instances and allocations of these classes seen during the static
                     * analysis. The heap chunks are one good example.
                     */
                try (Indent indent2 = debug.logAndIndent("add initial classes/fields/methods")) {
                    bigbang.addSystemClass(Object.class, false, false).registerAsInHeap();
                    bigbang.addSystemField(DynamicHub.class, "vtable");
                    bigbang.addSystemClass(String.class, false, false).registerAsInHeap();
                    bigbang.addSystemClass(String[].class, false, false).registerAsInHeap();
                    bigbang.addSystemField(String.class, "value").registerAsInHeap();
                    bigbang.addSystemClass(long[].class, false, false).registerAsInHeap();
                    bigbang.addSystemClass(byte[].class, false, false).registerAsInHeap();
                    bigbang.addSystemClass(byte[][].class, false, false).registerAsInHeap();
                    bigbang.addSystemClass(Object[].class, false, false).registerAsInHeap();
                    bigbang.addSystemClass(CFunctionPointer[].class, false, false).registerAsInHeap();
                    bigbang.addSystemClass(PointerBase[].class, false, false).registerAsInHeap();
                    // Fields of BootImageInfo that get patched via relocation to addresses
                    // to the partitions of the native image heap.
                    bigbang.addSystemStaticField(NativeImageInfo.class, "firstReadOnlyPrimitiveObject").registerAsInHeap();
                    bigbang.addSystemStaticField(NativeImageInfo.class, "lastReadOnlyPrimitiveObject").registerAsInHeap();
                    bigbang.addSystemStaticField(NativeImageInfo.class, "firstReadOnlyReferenceObject").registerAsInHeap();
                    bigbang.addSystemStaticField(NativeImageInfo.class, "lastReadOnlyReferenceObject").registerAsInHeap();
                    bigbang.addSystemStaticField(NativeImageInfo.class, "firstWritablePrimitiveObject").registerAsInHeap();
                    bigbang.addSystemStaticField(NativeImageInfo.class, "lastWritablePrimitiveObject").registerAsInHeap();
                    bigbang.addSystemStaticField(NativeImageInfo.class, "firstWritableReferenceObject").registerAsInHeap();
                    bigbang.addSystemStaticField(NativeImageInfo.class, "lastWritableReferenceObject").registerAsInHeap();
                    // Graal uses it for type checks in the partial escape analysis phase.
                    bigbang.addSystemClass(Reference.class, false, false);
                    bigbang.addSystemClass(AllocationSite.class, false, false).registerAsInHeap();
                    bigbang.addSystemClass(AllocationCounter.class, false, false).registerAsInHeap();
                    bigbang.addSystemClass(AtomicReference.class, false, false).registerAsInHeap();
                    try {
                        /*
                             * TODO we want to get rid of these explicit registrations. All
                             * registered foreign calls should automatically be included in the
                             * static analysis.
                             */
                        bigbang.addRootMethod(ArraycopySnippets.class.getDeclaredMethod("doArraycopy", Object.class, int.class, Object.class, int.class, int.class));
                        bigbang.addRootMethod(Object.class.getDeclaredMethod("getClass"));
                        if (NativeImageOptions.DeoptimizeAll.getValue()) {
                            bigbang.addRootMethod(DeoptTester.class.getMethod("deoptTest"));
                        }
                    } catch (NoSuchMethodException ex) {
                        throw VMError.shouldNotReachHere(ex);
                    }
                    for (JavaKind kind : JavaKind.values()) {
                        if (kind.isPrimitive() && kind != JavaKind.Void) {
                            bigbang.addSystemClass(kind.toJavaClass(), false, true);
                            bigbang.addSystemField(kind.toBoxedJavaClass(), "value");
                            bigbang.addSystemMethod(kind.toBoxedJavaClass(), "valueOf", kind.toJavaClass());
                            bigbang.addSystemMethod(kind.toBoxedJavaClass(), kind.getJavaName() + "Value");
                        }
                    }
                    entryPoints.forEach((method, entryPointData) -> CEntryPointCallStubSupport.singleton().registerStubForMethod(method, () -> entryPointData));
                    for (StructuredGraph graph : aReplacements.getSnippetGraphs(GraalOptions.TrackNodeSourcePosition.getValue(options))) {
                        MethodTypeFlowBuilder.registerUsedElements(bigbang, graph, null);
                    }
                }
                try (Indent indent2 = debug.logAndIndent("process analysis initializers")) {
                    BeforeAnalysisAccessImpl config = new BeforeAnalysisAccessImpl(featureHandler, loader, bigbang, svmHost, nativeLibs);
                    featureHandler.forEachFeature(feature -> feature.beforeAnalysis(config));
                }
            }
            try (StopTimer t = new Timer("analysis").start()) {
                Timer processFeaturesTimer = new Timer("(features)", false);
                /*
                     * Iterate until analysis reaches a fixpoint
                     */
                DuringAnalysisAccessImpl config = new DuringAnalysisAccessImpl(featureHandler, loader, bigbang, svmHost, nativeLibs);
                int numIterations = 0;
                while (true) {
                    try (Indent indent2 = debug.logAndIndent("new analysis iteration")) {
                        /*
                             * Do the analysis (which itself is done in a similar iterative process)
                             */
                        boolean analysisChanged = bigbang.finish();
                        numIterations++;
                        if (numIterations > 1000) {
                            /*
                                 * Usually there are < 10 iterations. If we have so many iterations,
                                 * we probably have an endless loop (but at least we have a
                                 * performance problem because we re-start the analysis so often).
                                 */
                            throw VMError.shouldNotReachHere("Static analysis did not reach a fix point after " + numIterations + " iterations because a Feature keeps requesting new analysis iterations. The analysis itself " + (analysisChanged ? "DID" : "DID NOT") + " find a change in type states in the last iteration.");
                        }
                        /*
                             * Allow features to change the universe
                             */
                        try (StopTimer t2 = processFeaturesTimer.start()) {
                            int numTypes = aUniverse.getTypes().size();
                            int numMethods = aUniverse.getMethods().size();
                            int numFields = aUniverse.getFields().size();
                            featureHandler.forEachFeature(feature -> feature.duringAnalysis(config));
                            if (!config.getAndResetRequireAnalysisIteration()) {
                                if (numTypes != aUniverse.getTypes().size() || numMethods != aUniverse.getMethods().size() || numFields != aUniverse.getFields().size()) {
                                    throw UserError.abort("When a feature makes more types, methods, of fields reachable, it must require another analysis iteration via DuringAnalysisAccess.requireAnalysisIteration()");
                                }
                                break;
                            }
                        }
                    }
                }
                AfterAnalysisAccessImpl postConfig = new AfterAnalysisAccessImpl(featureHandler, loader, bigbang);
                featureHandler.forEachFeature(feature -> feature.afterAnalysis(postConfig));
                checkUniverse();
                bigbang.typeFlowTimer.print();
                bigbang.checkObjectsTimer.print();
                processFeaturesTimer.print();
                /* report the unsupported features by throwing UnsupportedFeatureException */
                bigbang.getUnsupportedFeatures().report(bigbang);
            } catch (UnsupportedFeatureException ufe) {
                if (NativeImageOptions.ReportUnsupportedFeaturesCause.getValue() && ufe.getCause() != null) {
                    System.err.println("Original exception: ");
                    ufe.getCause().printStackTrace();
                }
                throw UserError.abort(ufe.getMessage());
            }
        } catch (InterruptedException ie) {
            throw new InterruptImageBuilding();
        } catch (RuntimeException | Error e) {
            // Prevents swallowing exceptions when ReturnAfterAnalysis is true
            error = e;
            throw e;
        } finally {
            OnAnalysisExitAccess onExitConfig = new OnAnalysisExitAccessImpl(featureHandler, loader, bigbang);
            featureHandler.forEachFeature(feature -> {
                try {
                    feature.onAnalysisExit(onExitConfig);
                } catch (Exception ex) {
                    System.err.println("Exception during " + feature.getClass().getName() + ".onAnalysisExit()");
                }
            });
            if (AnalysisReportsOptions.PrintAnalysisCallTree.getValue(options)) {
                String reportName = imageName.substring(imageName.lastIndexOf("/") + 1);
                CallTreePrinter.print(bigbang, SubstrateOptions.Path.getValue(), reportName);
            }
            if (AnalysisReportsOptions.PrintImageObjectTree.getValue(options)) {
                String reportName = imageName.substring(imageName.lastIndexOf("/") + 1);
                ObjectTreePrinter.print(bigbang, SubstrateOptions.Path.getValue(), reportName);
            }
            if (PointstoOptions.ReportAnalysisStatistics.getValue(options)) {
                PointsToStats.report(bigbang, imageName.replace("images/", ""));
            }
            if (PointstoOptions.PrintSynchronizedAnalysis.getValue(options)) {
                TypeState allSynchronizedTypeState = bigbang.getAllSynchronizedTypeState();
                String typesString = // 
                allSynchronizedTypeState.closeToAllInstantiated(bigbang) ? // 
                "close to all instantiated" : StreamSupport.stream(allSynchronizedTypeState.types().spliterator(), false).map(AnalysisType::getName).collect(Collectors.joining(", "));
                System.out.println();
                System.out.println("AllSynchronizedTypes");
                System.out.println("Synchronized types #: " + allSynchronizedTypeState.typesCount());
                System.out.println("Types: " + typesString);
                System.out.println();
            }
        }
        if (error == null && NativeImageOptions.ReturnAfterAnalysis.getValue()) {
            return;
        }
        if (NativeImageOptions.ExitAfterAnalysis.getValue()) {
            throw new InterruptImageBuilding("interrupted image construction as ExitAfterAnalysis is set");
        }
        NativeImageHeap heap;
        HostedMethod mainEntryPointHostedStub;
        HostedMetaAccess hMetaAccess;
        SharedRuntimeConfigurationBuilder runtime;
        try (StopTimer t = new Timer("universe").start()) {
            hUniverse = new HostedUniverse(bigbang, svmHost);
            hMetaAccess = new HostedMetaAccess(hUniverse, aMetaAccess);
            new UniverseBuilder(aUniverse, aMetaAccess, hUniverse, hMetaAccess, HostedConfiguration.instance().createStaticAnalysisResultsBuilder(bigbang, hUniverse), bigbang.getUnsupportedFeatures()).build(debug);
            runtime = new HostedRuntimeConfigurationBuilder(options, svmHost, hUniverse, hMetaAccess, aProviders).build();
            registerGraphBuilderPlugins(featureHandler, runtime.getRuntimeConfig(), (HostedProviders) runtime.getRuntimeConfig().getProviders(), aMetaAccess, aUniverse, hMetaAccess, hUniverse, nativeLibs, loader, false, true);
            if (NativeImageOptions.PrintUniverse.getValue()) {
                printTypes();
            }
            /* Find the entry point methods in the hosted world. */
            for (AnalysisMethod m : aUniverse.getMethods()) {
                if (m.isEntryPoint()) {
                    HostedMethod found = hUniverse.lookup(m);
                    assert found != null;
                    hostedEntryPoints.add(found);
                }
            }
            /* Find main entry point */
            if (mainEntryPoint != null) {
                AnalysisMethod analysisStub = CEntryPointCallStubSupport.singleton().getStubForMethod(mainEntryPoint);
                mainEntryPointHostedStub = (HostedMethod) hMetaAccess.getUniverse().lookup(analysisStub);
                assert hostedEntryPoints.contains(mainEntryPointHostedStub);
            } else {
                mainEntryPointHostedStub = null;
            }
            if (hostedEntryPoints.size() == 0) {
                throw UserError.abort("Warning: no entry points found, i.e., no method annotated with @" + CEntryPoint.class.getSimpleName());
            }
            heap = new NativeImageHeap(aUniverse, hUniverse, hMetaAccess);
            BeforeCompilationAccessImpl config = new BeforeCompilationAccessImpl(featureHandler, loader, aUniverse, hUniverse, hMetaAccess, heap);
            featureHandler.forEachFeature(feature -> feature.beforeCompilation(config));
            bigbang.getUnsupportedFeatures().report(bigbang);
        } catch (UnsupportedFeatureException ufe) {
            throw UserError.abort(ufe.getMessage());
        }
        recordMethodsWithStackValues();
        recordRestrictHeapAccessCallees(aUniverse.getMethods());
        /*
             * After this point, all TypeFlow (and therefore also TypeState) objects are unreachable
             * and can be garbage collected. This is important to keep the overall memory footprint
             * low. However, this also means we no longer have complete call chain information. Only
             * the summarized information stored in the StaticAnalysisResult objects is available
             * after this point.
             */
        bigbang.cleanupAfterAnalysis();
        NativeImageCodeCache codeCache;
        CompileQueue compileQueue;
        try (StopTimer t = new Timer("compile").start()) {
            compileQueue = HostedConfiguration.instance().createCompileQueue(debug, featureHandler, hUniverse, runtime, NativeImageOptions.DeoptimizeAll.getValue(), aSnippetReflection, compilationExecutor);
            compileQueue.finish(debug);
            /* release memory taken by graphs for the image writing */
            hUniverse.getMethods().forEach(HostedMethod::clear);
            codeCache = new NativeImageCodeCache(compileQueue.getCompilations(), heap);
            codeCache.layoutMethods(debug);
            codeCache.layoutConstants();
            AfterCompilationAccessImpl config = new AfterCompilationAccessImpl(featureHandler, loader, aUniverse, hUniverse, hMetaAccess, heap);
            featureHandler.forEachFeature(feature -> feature.afterCompilation(config));
        }
        try (Indent indent = debug.logAndIndent("create native image")) {
            try (DebugContext.Scope buildScope = debug.scope("CreateBootImage")) {
                try (StopTimer t = new Timer("image").start()) {
                    // Start building the model of the native image heap.
                    heap.addInitialObjects(debug);
                    // Then build the model of the code cache, which can
                    // add objects to the native image heap.
                    codeCache.addConstantsToHeap(debug);
                    // Finish building the model of the native image heap.
                    heap.addTrailingObjects(debug);
                    AfterHeapLayoutAccessImpl config = new AfterHeapLayoutAccessImpl(featureHandler, loader, hMetaAccess);
                    featureHandler.forEachFeature(feature -> feature.afterHeapLayout(config));
                    this.image = AbstractBootImage.create(k, hUniverse, hMetaAccess, nativeLibs, heap, codeCache, hostedEntryPoints, mainEntryPointHostedStub);
                    image.build(debug);
                    if (NativeImageOptions.PrintUniverse.getValue()) {
                        /*
                             * This debug output must be printed _after_ and not _during_ image
                             * building, because it adds some PrintStream objects to static fields,
                             * which disrupts the heap.
                             */
                        codeCache.printCompilationResults();
                    }
                }
            }
        }
        BeforeImageWriteAccessImpl beforeConfig = new BeforeImageWriteAccessImpl(featureHandler, loader, imageName, image, runtime.getRuntimeConfig(), aUniverse, hUniverse, optionProvider, hMetaAccess);
        featureHandler.forEachFeature(feature -> feature.beforeImageWrite(beforeConfig));
        try (StopTimer t = new Timer("write").start()) {
            /*
                 * This will write the debug info too -- i.e. we may be writing more than one file,
                 * if the debug info is in a separate file. We need to push writing the file to the
                 * image implementation, because whether the debug info and image share a file or
                 * not is an implementation detail of the image.
                 */
            Path tmpDir = tempDirectory();
            Path imagePath = image.write(debug, generatedFiles(HostedOptionValues.singleton()), tmpDir, imageName, beforeConfig);
            AfterImageWriteAccessImpl afterConfig = new AfterImageWriteAccessImpl(featureHandler, loader, imagePath, tmpDir, image.getBootImageKind());
            featureHandler.forEachFeature(feature -> feature.afterImageWrite(afterConfig));
        }
    }
}