Examples with DefaultTruffleRuntime com.oracle.truffle.api.impl.DefaultTruffleRuntime used on opensource projects

Example 1 with DefaultTruffleRuntime

use of com.oracle.truffle.api.impl.DefaultTruffleRuntime in project graal by oracle.

the class HotSpotTruffleRuntimeAccess method getRuntime.

@Override
public TruffleRuntime getRuntime() {
    // initialize JVMCI to make sure the TruffleCompiler option is parsed
    Services.initializeJVMCI();
    HotSpotJVMCIRuntimeProvider hsRuntime = (HotSpotJVMCIRuntimeProvider) JVMCI.getRuntime();
    HotSpotVMConfigAccess config = new HotSpotVMConfigAccess(hsRuntime.getConfigStore());
    boolean useCompiler = config.getFlag("UseCompiler", Boolean.class);
    if (!useCompiler) {
        // This happens, for example, when -Xint is given on the command line
        return new DefaultTruffleRuntime();
    }
    return new HotSpotTruffleRuntime(new LazyGraalRuntime());
}

Example 2 with DefaultTruffleRuntime

use of com.oracle.truffle.api.impl.DefaultTruffleRuntime in project graal by oracle.

the class Target_com_oracle_truffle_api_interop_java_ObjectProxyHandler method afterRegistration.

@Override
public void afterRegistration(AfterRegistrationAccess a) {
    if (support == null) {
        support = new Support();
    }
    TruffleRuntime runtime = Truffle.getRuntime();
    UserError.guarantee(runtime != null, "TruffleRuntime not available via Truffle.getRuntime()");
    UserError.guarantee(runtime instanceof SubstrateTruffleRuntime || runtime instanceof DefaultTruffleRuntime, "Unsupported TruffleRuntime " + runtime.getName() + " (only SubstrateTruffleRuntime or DefaultTruffleRuntime allowed)");
    if (useTruffleCompiler()) {
        SubstrateTruffleRuntime truffleRuntime = (SubstrateTruffleRuntime) runtime;
        truffleRuntime.resetHosted();
    }
    /* sun.nio.fs.GnomeFileTypeDetector is currently not supported (GR-4863) */
    AfterRegistrationAccessImpl access = (AfterRegistrationAccessImpl) a;
    access.findSubclasses(FileTypeDetector.class).stream().filter(detector -> !detector.getClass().getName().equals("sun.nio.fs.GnomeFileTypeDetector")).filter(detector -> !Modifier.isAbstract(detector.getModifiers())).forEach(this::safeLoadFileDetector);
    initializeTruffleReflectively(Thread.currentThread().getContextClassLoader());
}

Example 3 with DefaultTruffleRuntime

use of com.oracle.truffle.api.impl.DefaultTruffleRuntime in project graal by oracle.

the class Target_com_oracle_truffle_api_interop_java_ObjectProxyHandler method beforeCompilation.

@Override
public void beforeCompilation(BeforeCompilationAccess config) {
    BeforeCompilationAccessImpl access = (BeforeCompilationAccessImpl) config;
    if (GraalFeature.Options.PrintRuntimeCompileMethods.getValue() && blacklistViolations.size() > 0) {
        System.out.println();
        System.out.println("=== Found " + blacklistViolations.size() + " compilation blacklist violations ===");
        System.out.println();
        for (GraalFeature.CallTreeNode node : blacklistViolations) {
            System.out.println("Blacklisted method");
            System.out.println(node.getImplementationMethod().format("  %H.%n(%p)"));
            System.out.println("called from");
            for (GraalFeature.CallTreeNode cur = node; cur != null; cur = cur.getParent()) {
                System.out.println("  " + cur.getSourceReference());
            }
        }
    }
    if (warnViolations.size() > 0) {
        /*
             * It is enough to print one warning message with one stack trace. Take the shortest
             * stack trace.
             */
        GraalFeature.CallTreeNode printNode = null;
        int printLength = Integer.MAX_VALUE;
        for (GraalFeature.CallTreeNode warnNode : warnViolations) {
            int warnLength = 0;
            for (GraalFeature.CallTreeNode cur = warnNode; cur != null; cur = cur.getParent()) {
                warnLength++;
            }
            if (warnLength < printLength) {
                printNode = warnNode;
                printLength = warnLength;
            }
        }
        System.out.println("WARNING: suspicious method reachable for runtime compilation: " + printNode.getImplementationMethod().format("%H.%n(%p)"));
        System.out.println("Check the complete tree of reachable methods using the option " + GraalFeature.Options.PrintRuntimeCompileMethods.getDescriptor().getFieldName());
        System.out.println("Suspicious method is called from");
        for (GraalFeature.CallTreeNode cur = printNode; cur != null; cur = cur.getParent()) {
            System.out.println("  " + cur.getSourceReference());
        }
    }
    if (neverPartOfCompilationViolations.size() > 0) {
        System.out.println("ERROR: CompilerAsserts.neverPartOfCompilation reachable for runtime compilation from " + neverPartOfCompilationViolations.size() + " places:");
        for (GraalFeature.CallTreeNode neverPartOfCompilationNode : neverPartOfCompilationViolations) {
            System.out.println("called from");
            for (GraalFeature.CallTreeNode cur = neverPartOfCompilationNode; cur != null; cur = cur.getParent()) {
                System.out.println("  " + cur.getSourceReference());
            }
        }
        throw VMError.shouldNotReachHere("CompilerAsserts.neverPartOfCompilation reachable for runtime compilation");
    }
    if (Options.TruffleCheckFrameImplementation.getValue() && useTruffleCompiler()) {
        /*
             * Check that only one Frame implementation is seen as instantiated by the static
             * analysis. That allows de-virtualization of all calls to Frame methods in the
             * interpreter.
             *
             * The DefaultTruffleRuntime uses multiple Frame implementations (DefaultVirtualFrame,
             * DefaultMaterializedFrame, ReadOnlyFrame) to detect wrong usages of the Frame API, so
             * we can only check when running with compilation enabled.
             */
        Optional<? extends ResolvedJavaType> optionalFrameType = access.getMetaAccess().optionalLookupJavaType(Frame.class);
        if (optionalFrameType.isPresent()) {
            HostedType frameType = (HostedType) optionalFrameType.get();
            Set<HostedType> implementations = new HashSet<>();
            collectImplementations(frameType, implementations);
            if (implementations.size() > 1) {
                throw UserError.abort("More than one implementation of " + Frame.class.getTypeName() + " found. For performance reasons, Truffle languages must not provide new implementations, and instead only use the single implementation provided by the Truffle runtime. " + "To disable this check, add " + SubstrateOptionsParser.commandArgument(Options.TruffleCheckFrameImplementation, "-") + " to the native-image command line. " + "Found classes: " + implementations.stream().map(m -> m.toJavaName(true)).collect(Collectors.joining(", ")));
            } else {
                assert implementations.size() == 0 || implementations.iterator().next() == frameType.getSingleImplementor();
            }
        }
    }
}

Example 4 with DefaultTruffleRuntime

use of com.oracle.truffle.api.impl.DefaultTruffleRuntime in project graal by oracle.

the class Target_com_oracle_truffle_api_interop_java_ObjectProxyHandler method cleanup.

@Override
public void cleanup() {
    // clean the cached call target nodes to prevent them from keeping application classes alive
    TruffleRuntime runtime = Truffle.getRuntime();
    if (runtime instanceof SubstrateTruffleRuntime) {
        ((SubstrateTruffleRuntime) runtime).resetNativeImageState();
    } else if (!(runtime instanceof DefaultTruffleRuntime)) {
        throw VMError.shouldNotReachHere("Only SubstrateTruffleRuntime and DefaultTruffleRuntime supported");
    }
    // clean up the language cache
    invokeStaticMethod("com.oracle.truffle.api.vm.LanguageCache", "resetNativeImageState", Collections.emptyList());
    invokeStaticMethod("com.oracle.truffle.api.vm.InstrumentCache", "resetNativeImageState", Collections.emptyList());
    invokeStaticMethod("com.oracle.truffle.api.vm.PolyglotRootNode", "resetNativeImageState", Collections.emptyList());
    invokeStaticMethod("org.graalvm.polyglot.Engine$ImplHolder", "resetPreInitializedEngine", Collections.emptyList());
}