Examples with GraphBuilderPhase org.graalvm.compiler.java.GraphBuilderPhase used on opensource projects

Example 6 with GraphBuilderPhase

use of org.graalvm.compiler.java.GraphBuilderPhase in project graal by oracle.

the class GraalUtil method getGraph.

public static StructuredGraph getGraph(GraalState graal, ResolvedJavaMethod javaMethod, boolean useProfilingInfo) {
    StructuredGraph graph = new StructuredGraph.Builder(graal.options, graal.debug, AllowAssumptions.YES).useProfilingInfo(useProfilingInfo).method(javaMethod).build();
    PhaseSuite<HighTierContext> graphBuilderSuite = new PhaseSuite<>();
    graphBuilderSuite.appendPhase(new GraphBuilderPhase(GraphBuilderConfiguration.getDefault(new Plugins(new InvocationPlugins()))));
    graphBuilderSuite.apply(graph, new HighTierContext(graal.providers, graphBuilderSuite, OptimisticOptimizations.ALL));
    return graph;
}

Example 7 with GraphBuilderPhase

use of org.graalvm.compiler.java.GraphBuilderPhase in project graal by oracle.

the class UnsafeAutomaticSubstitutionProcessor method init.

public void init(MetaAccessProvider originalMetaAccess) {
    ResolvedJavaMethod atomicIntegerFieldUpdaterNewUpdaterMethod;
    ResolvedJavaMethod atomicLongFieldUpdaterNewUpdaterMethod;
    ResolvedJavaMethod atomicReferenceFieldUpdaterNewUpdaterMethod;
    try {
        Method unsafeObjectFieldOffset = sun.misc.Unsafe.class.getMethod("objectFieldOffset", java.lang.reflect.Field.class);
        unsafeObjectFieldOffsetMethod = originalMetaAccess.lookupJavaMethod(unsafeObjectFieldOffset);
        Method unsafeArrayBaseOffset = sun.misc.Unsafe.class.getMethod("arrayBaseOffset", java.lang.Class.class);
        unsafeArrayBaseOffsetMethod = originalMetaAccess.lookupJavaMethod(unsafeArrayBaseOffset);
        Method unsafeArrayIndexScale = sun.misc.Unsafe.class.getMethod("arrayIndexScale", java.lang.Class.class);
        unsafeArrayIndexScaleMethod = originalMetaAccess.lookupJavaMethod(unsafeArrayIndexScale);
        Method classGetDeclaredField = java.lang.Class.class.getMethod("getDeclaredField", String.class);
        classGetDeclaredFieldMethod = originalMetaAccess.lookupJavaMethod(classGetDeclaredField);
        Method integerNumberOfLeadingZeros = java.lang.Integer.class.getMethod("numberOfLeadingZeros", int.class);
        integerNumberOfLeadingZerosMethod = originalMetaAccess.lookupJavaMethod(integerNumberOfLeadingZeros);
        Method atomicIntegerFieldUpdaterNewUpdater = java.util.concurrent.atomic.AtomicIntegerFieldUpdater.class.getMethod("newUpdater", Class.class, String.class);
        atomicIntegerFieldUpdaterNewUpdaterMethod = originalMetaAccess.lookupJavaMethod(atomicIntegerFieldUpdaterNewUpdater);
        Method atomicLongFieldUpdaterNewUpdater = java.util.concurrent.atomic.AtomicLongFieldUpdater.class.getMethod("newUpdater", Class.class, String.class);
        atomicLongFieldUpdaterNewUpdaterMethod = originalMetaAccess.lookupJavaMethod(atomicLongFieldUpdaterNewUpdater);
        Method atomicReferenceFieldUpdaterNewUpdater = java.util.concurrent.atomic.AtomicReferenceFieldUpdater.class.getMethod("newUpdater", Class.class, Class.class, String.class);
        atomicReferenceFieldUpdaterNewUpdaterMethod = originalMetaAccess.lookupJavaMethod(atomicReferenceFieldUpdaterNewUpdater);
    } catch (NoSuchMethodException e) {
        throw VMError.shouldNotReachHere(e);
    }
    /*
         * Create the GraphBuilderPhase which builds the graph for the static initializers.
         * 
         * The builder phase will inline the first level callees to detect cases where the offset
         * computation is performed by methods that wrap over the unsafe API. There are two
         * exceptions:
         * 
         * 1. Don't inline the invokes that we are trying to match.
         * 
         * 2. Don't inline Atomic*FieldUpdater.newUpdater() methods as they lead to false errors.
         * These methods reach calls to Unsafe.objectFieldOffset() whose value is recomputed by
         * RecomputeFieldValue.Kind.AtomicFieldUpdaterOffset.
         */
    ResolvedJavaMethod[] neverInline = { unsafeObjectFieldOffsetMethod, unsafeArrayBaseOffsetMethod, unsafeArrayIndexScaleMethod, classGetDeclaredFieldMethod, integerNumberOfLeadingZerosMethod, atomicIntegerFieldUpdaterNewUpdaterMethod, atomicLongFieldUpdaterNewUpdaterMethod, atomicReferenceFieldUpdaterNewUpdaterMethod };
    StaticInitializerInlineInvokePlugin inlineInvokePlugin = new StaticInitializerInlineInvokePlugin(neverInline);
    Plugins plugins = new Plugins(new InvocationPlugins());
    plugins.appendInlineInvokePlugin(inlineInvokePlugin);
    builderPhase = new GraphBuilderPhase(GraphBuilderConfiguration.getDefault(plugins));
    /*
         * Analyzing certain classes leads to false errors. We disable reporting for those classes
         * by default.
         */
    try {
        supressWarnings.add(originalMetaAccess.lookupJavaType(Class.forName("sun.security.provider.ByteArrayAccess")));
    } catch (ClassNotFoundException e) {
        throw VMError.shouldNotReachHere(e);
    }
}

Example 8 with GraphBuilderPhase

use of org.graalvm.compiler.java.GraphBuilderPhase in project graal by oracle.

the class CheckGraalInvariants method runTest.

@SuppressWarnings("try")
public static void runTest(InvariantsTool tool) {
    RuntimeProvider rt = Graal.getRequiredCapability(RuntimeProvider.class);
    Providers providers = rt.getHostBackend().getProviders();
    MetaAccessProvider metaAccess = providers.getMetaAccess();
    PhaseSuite<HighTierContext> graphBuilderSuite = new PhaseSuite<>();
    Plugins plugins = new Plugins(new InvocationPlugins());
    GraphBuilderConfiguration config = GraphBuilderConfiguration.getDefault(plugins).withEagerResolving(true).withUnresolvedIsError(true);
    graphBuilderSuite.appendPhase(new GraphBuilderPhase(config));
    HighTierContext context = new HighTierContext(providers, graphBuilderSuite, OptimisticOptimizations.NONE);
    Assume.assumeTrue(VerifyPhase.class.desiredAssertionStatus());
    String bootclasspath = tool.getClassPath();
    Assert.assertNotNull("Cannot find boot class path", bootclasspath);
    final List<String> classNames = new ArrayList<>();
    for (String path : bootclasspath.split(File.pathSeparator)) {
        if (tool.shouldProcess(path)) {
            try {
                final ZipFile zipFile = new ZipFile(new File(path));
                for (final Enumeration<? extends ZipEntry> entry = zipFile.entries(); entry.hasMoreElements(); ) {
                    final ZipEntry zipEntry = entry.nextElement();
                    String name = zipEntry.getName();
                    if (name.endsWith(".class") && !name.startsWith("META-INF/versions/")) {
                        String className = name.substring(0, name.length() - ".class".length()).replace('/', '.');
                        if (isInNativeImage(className)) {
                            /*
                                 * Native Image is an external tool and does not need to follow the
                                 * Graal invariants.
                                 */
                            continue;
                        }
                        classNames.add(className);
                    }
                }
            } catch (IOException ex) {
                Assert.fail(ex.toString());
            }
        }
    }
    Assert.assertFalse("Could not find graal jars on boot class path: " + bootclasspath, classNames.isEmpty());
    // Allows a subset of methods to be checked through use of a system property
    String property = System.getProperty(CheckGraalInvariants.class.getName() + ".filters");
    String[] filters = property == null ? null : property.split(",");
    OptionValues options = getInitialOptions();
    CompilerThreadFactory factory = new CompilerThreadFactory("CheckInvariantsThread");
    int availableProcessors = Runtime.getRuntime().availableProcessors();
    ThreadPoolExecutor executor = new ThreadPoolExecutor(availableProcessors, availableProcessors, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<Runnable>(), factory);
    List<String> errors = Collections.synchronizedList(new ArrayList<>());
    for (Method m : BadUsageWithEquals.class.getDeclaredMethods()) {
        ResolvedJavaMethod method = metaAccess.lookupJavaMethod(m);
        try (DebugContext debug = DebugContext.create(options, DebugHandlersFactory.LOADER)) {
            StructuredGraph graph = new StructuredGraph.Builder(options, debug, AllowAssumptions.YES).method(method).build();
            try (DebugCloseable s = debug.disableIntercept();
                DebugContext.Scope ds = debug.scope("CheckingGraph", graph, method)) {
                graphBuilderSuite.apply(graph, context);
                // update phi stamps
                graph.getNodes().filter(PhiNode.class).forEach(PhiNode::inferStamp);
                checkGraph(context, graph);
                errors.add(String.format("Expected error while checking %s", m));
            } catch (VerificationError e) {
            // expected!
            } catch (Throwable e) {
                errors.add(String.format("Error while checking %s:%n%s", m, printStackTraceToString(e)));
            }
        }
    }
    if (errors.isEmpty()) {
        // Order outer classes before the inner classes
        classNames.sort((String a, String b) -> a.compareTo(b));
        // Initialize classes in single thread to avoid deadlocking issues during initialization
        List<Class<?>> classes = initializeClasses(tool, classNames);
        for (Class<?> c : classes) {
            String className = c.getName();
            executor.execute(() -> {
                try {
                    checkClass(c, metaAccess);
                } catch (Throwable e) {
                    errors.add(String.format("Error while checking %s:%n%s", className, printStackTraceToString(e)));
                }
            });
            for (Method m : c.getDeclaredMethods()) {
                if (Modifier.isNative(m.getModifiers()) || Modifier.isAbstract(m.getModifiers())) {
                // ignore
                } else {
                    String methodName = className + "." + m.getName();
                    if (matches(filters, methodName)) {
                        executor.execute(() -> {
                            try (DebugContext debug = DebugContext.create(options, DebugHandlersFactory.LOADER)) {
                                ResolvedJavaMethod method = metaAccess.lookupJavaMethod(m);
                                StructuredGraph graph = new StructuredGraph.Builder(options, debug).method(method).build();
                                try (DebugCloseable s = debug.disableIntercept();
                                    DebugContext.Scope ds = debug.scope("CheckingGraph", graph, method)) {
                                    checkMethod(method);
                                    graphBuilderSuite.apply(graph, context);
                                    // update phi stamps
                                    graph.getNodes().filter(PhiNode.class).forEach(PhiNode::inferStamp);
                                    checkGraph(context, graph);
                                } catch (VerificationError e) {
                                    errors.add(e.getMessage());
                                } catch (LinkageError e) {
                                // suppress linkages errors resulting from eager resolution
                                } catch (BailoutException e) {
                                // Graal bail outs on certain patterns in Java bytecode
                                // (e.g.,
                                // unbalanced monitors introduced by jacoco).
                                } catch (Throwable e) {
                                    try {
                                        tool.handleParsingException(e);
                                    } catch (Throwable t) {
                                        errors.add(String.format("Error while checking %s:%n%s", methodName, printStackTraceToString(e)));
                                    }
                                }
                            }
                        });
                    }
                }
            }
        }
        executor.shutdown();
        try {
            executor.awaitTermination(1, TimeUnit.HOURS);
        } catch (InterruptedException e1) {
            throw new RuntimeException(e1);
        }
    }
    if (!errors.isEmpty()) {
        StringBuilder msg = new StringBuilder();
        String nl = String.format("%n");
        for (String e : errors) {
            if (msg.length() != 0) {
                msg.append(nl);
            }
            msg.append(e);
        }
        Assert.fail(msg.toString());
    }
}

Example 9 with GraphBuilderPhase

use of org.graalvm.compiler.java.GraphBuilderPhase in project graal by oracle.

the class HotSpotSuitesProvider method withNodeSourcePosition.

/**
 * Modifies a given {@link GraphBuilderConfiguration} to record per node source information.
 *
 * @param gbs the current graph builder suite to modify
 */
public static PhaseSuite<HighTierContext> withNodeSourcePosition(PhaseSuite<HighTierContext> gbs) {
    PhaseSuite<HighTierContext> newGbs = gbs.copy();
    GraphBuilderPhase graphBuilderPhase = (GraphBuilderPhase) newGbs.findPhase(GraphBuilderPhase.class).previous();
    GraphBuilderConfiguration graphBuilderConfig = graphBuilderPhase.getGraphBuilderConfig();
    GraphBuilderPhase newGraphBuilderPhase = new GraphBuilderPhase(graphBuilderConfig.withNodeSourcePosition(true));
    newGbs.findPhase(GraphBuilderPhase.class).set(newGraphBuilderPhase);
    return newGbs;
}

Example 10 with GraphBuilderPhase

use of org.graalvm.compiler.java.GraphBuilderPhase in project graal by oracle.

the class GraalCompilerTest method getDefaultGraphBuilderPlugins.

protected Plugins getDefaultGraphBuilderPlugins() {
    PhaseSuite<HighTierContext> suite = backend.getSuites().getDefaultGraphBuilderSuite();
    Plugins defaultPlugins = ((GraphBuilderPhase) suite.findPhase(GraphBuilderPhase.class).previous()).getGraphBuilderConfig().getPlugins();
    // defensive copying
    return new Plugins(defaultPlugins);
}