Examples with HotSpotResolvedObjectType jdk.vm.ci.hotspot.HotSpotResolvedObjectType used on opensource projects

Example 6 with HotSpotResolvedObjectType

use of jdk.vm.ci.hotspot.HotSpotResolvedObjectType in project graal by oracle.

the class HotSpotResolvedJavaFieldTest method testEquivalenceForInternalFields.

/**
 * Tests that {@code HotSpotResolvedObjectType#createField(String, JavaType, long, int)} always
 * returns an {@linkplain ResolvedJavaField#equals(Object) equivalent} object for an internal
 * field.
 *
 * @throws InvocationTargetException
 * @throws IllegalArgumentException
 * @throws IllegalAccessException
 */
@Test
public void testEquivalenceForInternalFields() throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {
    for (Class<?> c : classesWithInternalFields) {
        HotSpotResolvedObjectType type = HotSpotResolvedObjectType.fromObjectClass(c);
        for (ResolvedJavaField field : type.getInstanceFields(false)) {
            if (field.isInternal()) {
                HotSpotResolvedJavaField expected = (HotSpotResolvedJavaField) field;
                int index = indexField.getInt(expected);
                ResolvedJavaField actual = (ResolvedJavaField) createFieldMethod.invoke(type, expected.getType(), expected.offset(), expected.getModifiers(), index);
                Assert.assertEquals(expected, actual);
            }
        }
    }
}

Example 7 with HotSpotResolvedObjectType

use of jdk.vm.ci.hotspot.HotSpotResolvedObjectType in project graal by oracle.

the class AheadOfTimeCompilationTest method testClassObjectAOT.

@Test
public void testClassObjectAOT() {
    StructuredGraph result = compile("getClassObject", true);
    NodeIterable<ConstantNode> filter = getConstantNodes(result);
    assertDeepEquals(1, filter.count());
    HotSpotResolvedObjectType type = (HotSpotResolvedObjectType) getMetaAccess().lookupJavaType(AheadOfTimeCompilationTest.class);
    assertDeepEquals(type.klass(), filter.first().asConstant());
    int expected = runtime().getVMConfig().classMirrorIsHandle ? 2 : 1;
    assertDeepEquals(expected, result.getNodes().filter(ReadNode.class).count());
}

Example 8 with HotSpotResolvedObjectType

use of jdk.vm.ci.hotspot.HotSpotResolvedObjectType in project graal by oracle.

the class CompileTheWorld method compile.

/**
 * Compiles all methods in all classes in a given class path.
 *
 * @param classPath class path denoting classes to compile
 * @throws IOException
 */
@SuppressWarnings("try")
private void compile(String classPath) throws IOException {
    final String[] entries = classPath.split(File.pathSeparator);
    long start = System.currentTimeMillis();
    Map<Thread, StackTraceElement[]> initialThreads = Thread.getAllStackTraces();
    try {
        // compile dummy method to get compiler initialized outside of the
        // config debug override.
        HotSpotResolvedJavaMethod dummyMethod = (HotSpotResolvedJavaMethod) JVMCI.getRuntime().getHostJVMCIBackend().getMetaAccess().lookupJavaMethod(CompileTheWorld.class.getDeclaredMethod("dummy"));
        int entryBCI = JVMCICompiler.INVOCATION_ENTRY_BCI;
        boolean useProfilingInfo = false;
        boolean installAsDefault = false;
        CompilationTask task = new CompilationTask(jvmciRuntime, compiler, new HotSpotCompilationRequest(dummyMethod, entryBCI, 0L), useProfilingInfo, installAsDefault, currentOptions);
        task.runCompilation();
    } catch (NoSuchMethodException | SecurityException e1) {
        printStackTrace(e1);
    }
    /*
         * Always use a thread pool, even for single threaded mode since it simplifies the use of
         * DebugValueThreadFilter to filter on the thread names.
         */
    int threadCount = 1;
    if (Options.MultiThreaded.getValue(currentOptions)) {
        threadCount = Options.Threads.getValue(currentOptions);
        if (threadCount == 0) {
            threadCount = Runtime.getRuntime().availableProcessors();
        }
    } else {
        running = true;
    }
    OptionValues savedOptions = currentOptions;
    currentOptions = new OptionValues(compilationOptions);
    threadPool = new ThreadPoolExecutor(threadCount, threadCount, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<Runnable>(), new CompilerThreadFactory("CompileTheWorld"));
    try {
        for (int i = 0; i < entries.length; i++) {
            final String entry = entries[i];
            ClassPathEntry cpe;
            if (entry.endsWith(".zip") || entry.endsWith(".jar")) {
                cpe = new JarClassPathEntry(entry);
            } else if (entry.equals(JRT_CLASS_PATH_ENTRY)) {
                cpe = new JRTClassPathEntry(entry, Options.LimitModules.getValue(currentOptions));
            } else {
                if (!new File(entry).isDirectory()) {
                    println("CompileTheWorld : Skipped classes in " + entry);
                    println();
                    continue;
                }
                cpe = new DirClassPathEntry(entry);
            }
            if (methodFilters == null || methodFilters.length == 0) {
                println("CompileTheWorld : Compiling all classes in " + entry);
            } else {
                String include = Arrays.asList(methodFilters).stream().map(MethodFilter::toString).collect(Collectors.joining(", "));
                println("CompileTheWorld : Compiling all methods in " + entry + " matching one of the following filters: " + include);
            }
            if (excludeMethodFilters != null && excludeMethodFilters.length > 0) {
                String exclude = Arrays.asList(excludeMethodFilters).stream().map(MethodFilter::toString).collect(Collectors.joining(", "));
                println("CompileTheWorld : Excluding all methods matching one of the following filters: " + exclude);
            }
            println();
            ClassLoader loader = cpe.createClassLoader();
            for (String className : cpe.getClassNames()) {
                // Are we done?
                if (classFileCounter >= stopAt) {
                    break;
                }
                classFileCounter++;
                if (className.startsWith("jdk.management.") || className.startsWith("jdk.internal.cmm.*") || // These threads tend to cause deadlock at VM exit
                className.startsWith("sun.tools.jconsole.")) {
                    continue;
                }
                if (!isClassIncluded(className)) {
                    continue;
                }
                try {
                    // Load and initialize class
                    Class<?> javaClass = Class.forName(className, true, loader);
                    // Pre-load all classes in the constant pool.
                    try {
                        HotSpotResolvedObjectType objectType = HotSpotResolvedObjectType.fromObjectClass(javaClass);
                        ConstantPool constantPool = objectType.getConstantPool();
                        for (int cpi = 1; cpi < constantPool.length(); cpi++) {
                            constantPool.loadReferencedType(cpi, Bytecodes.LDC);
                        }
                    } catch (Throwable t) {
                        // If something went wrong during pre-loading we just ignore it.
                        if (isClassIncluded(className)) {
                            println("Preloading failed for (%d) %s: %s", classFileCounter, className, t);
                        }
                        continue;
                    }
                    // Are we compiling this class?
                    MetaAccessProvider metaAccess = JVMCI.getRuntime().getHostJVMCIBackend().getMetaAccess();
                    if (classFileCounter >= startAt) {
                        println("CompileTheWorld (%d) : %s", classFileCounter, className);
                        // Compile each constructor/method in the class.
                        for (Constructor<?> constructor : javaClass.getDeclaredConstructors()) {
                            HotSpotResolvedJavaMethod javaMethod = (HotSpotResolvedJavaMethod) metaAccess.lookupJavaMethod(constructor);
                            if (canBeCompiled(javaMethod, constructor.getModifiers())) {
                                compileMethod(javaMethod);
                            }
                        }
                        for (Method method : javaClass.getDeclaredMethods()) {
                            HotSpotResolvedJavaMethod javaMethod = (HotSpotResolvedJavaMethod) metaAccess.lookupJavaMethod(method);
                            if (canBeCompiled(javaMethod, method.getModifiers())) {
                                compileMethod(javaMethod);
                            }
                        }
                        // Also compile the class initializer if it exists
                        HotSpotResolvedJavaMethod clinit = (HotSpotResolvedJavaMethod) metaAccess.lookupJavaType(javaClass).getClassInitializer();
                        if (clinit != null && canBeCompiled(clinit, clinit.getModifiers())) {
                            compileMethod(clinit);
                        }
                    }
                } catch (Throwable t) {
                    if (isClassIncluded(className)) {
                        println("CompileTheWorld (%d) : Skipping %s %s", classFileCounter, className, t.toString());
                        printStackTrace(t);
                    }
                }
            }
            cpe.close();
        }
    } finally {
        currentOptions = savedOptions;
    }
    if (!running) {
        startThreads();
    }
    int wakeups = 0;
    while (threadPool.getCompletedTaskCount() != threadPool.getTaskCount()) {
        if (wakeups % 15 == 0) {
            TTY.println("CompileTheWorld : Waiting for " + (threadPool.getTaskCount() - threadPool.getCompletedTaskCount()) + " compiles");
        }
        try {
            threadPool.awaitTermination(1, TimeUnit.SECONDS);
            wakeups++;
        } catch (InterruptedException e) {
        }
    }
    threadPool = null;
    long elapsedTime = System.currentTimeMillis() - start;
    println();
    if (Options.MultiThreaded.getValue(currentOptions)) {
        TTY.println("CompileTheWorld : Done (%d classes, %d methods, %d ms elapsed, %d ms compile time, %d bytes of memory used)", classFileCounter, compiledMethodsCounter.get(), elapsedTime, compileTime.get(), memoryUsed.get());
    } else {
        TTY.println("CompileTheWorld : Done (%d classes, %d methods, %d ms, %d bytes of memory used)", classFileCounter, compiledMethodsCounter.get(), compileTime.get(), memoryUsed.get());
    }
    // Apart from the main thread, there should be only be daemon threads
    // alive now. If not, then a class initializer has probably started
    // a thread that could cause a deadlock while trying to exit the VM.
    // One known example of this is sun.tools.jconsole.OutputViewer which
    // spawns threads to redirect sysout and syserr. To help debug such
    // scenarios, the stacks of potentially problematic threads are dumped.
    Map<Thread, StackTraceElement[]> suspiciousThreads = new HashMap<>();
    for (Map.Entry<Thread, StackTraceElement[]> e : Thread.getAllStackTraces().entrySet()) {
        Thread thread = e.getKey();
        if (thread != Thread.currentThread() && !initialThreads.containsKey(thread) && !thread.isDaemon() && thread.isAlive()) {
            suspiciousThreads.put(thread, e.getValue());
        }
    }
    if (!suspiciousThreads.isEmpty()) {
        TTY.println("--- Non-daemon threads started during CTW ---");
        for (Map.Entry<Thread, StackTraceElement[]> e : suspiciousThreads.entrySet()) {
            Thread thread = e.getKey();
            if (thread.isAlive()) {
                TTY.println(thread.toString() + " " + thread.getState());
                for (StackTraceElement ste : e.getValue()) {
                    TTY.println("\tat " + ste);
                }
            }
        }
        TTY.println("---------------------------------------------");
    }
}

Example 9 with HotSpotResolvedObjectType

use of jdk.vm.ci.hotspot.HotSpotResolvedObjectType in project graal by oracle.

the class HotSpotInvokeDynamicPlugin method genAppendixNode.

@Override
public ValueNode genAppendixNode(GraphBuilderContext builder, int index, int opcode, JavaConstant appendixConstant, FrameState frameState) {
    JavaConstant appendix = appendixConstant;
    assert supportsDynamicInvoke(builder, index, opcode);
    HotSpotResolvedJavaMethod method = (HotSpotResolvedJavaMethod) builder.getMethod();
    HotSpotResolvedObjectType methodHolder = method.getDeclaringClass();
    if (dynoStore != null) {
        appendix = dynoStore.recordAppendix(opcode, methodHolder, index, appendix);
    }
    ConstantNode appendixNode = ConstantNode.forConstant(appendix, builder.getMetaAccess(), builder.getGraph());
    Stamp appendixStamp = appendixNode.stamp(NodeView.DEFAULT);
    Stamp resolveStamp = treatAppendixAsConstant ? appendixStamp : appendixStamp.unrestricted();
    ResolveDynamicConstantNode resolveNode = new ResolveDynamicConstantNode(resolveStamp, appendixNode);
    ResolveDynamicConstantNode added = builder.append(resolveNode);
    assert added == resolveNode;
    added.setStateBefore(frameState);
    return resolveNode;
}

Example 10 with HotSpotResolvedObjectType

use of jdk.vm.ci.hotspot.HotSpotResolvedObjectType in project graal by oracle.

the class HotSpotInvokeDynamicPlugin method recordDynamicMethod.

@Override
public void recordDynamicMethod(GraphBuilderContext builder, int index, int opcode, ResolvedJavaMethod target) {
    assert supportsDynamicInvoke(builder, index, opcode);
    HotSpotResolvedJavaMethod method = (HotSpotResolvedJavaMethod) builder.getMethod();
    HotSpotResolvedObjectType methodHolder = method.getDeclaringClass();
    HotSpotResolvedJavaMethod adapter = (HotSpotResolvedJavaMethod) target;
    if (dynoStore != null) {
        dynoStore.recordAdapter(opcode, methodHolder, index, adapter);
    }
}