[GR-35806] Support Flight Recorder at image build time.

substratevm/mx.substratevm/mx_substratevm.py

@@ -322,6 +322,8 @@ def svm_gate_body(args, tasks):
                 javac_command = ['--javac-command', ' '.join(javac_image_command(svmbuild_dir()))]
                 helloworld(['--output-path', svmbuild_dir()] + javac_command)
                 helloworld(['--output-path', svmbuild_dir(), '--shared'])  # Build and run helloworld as shared library
+                if not mx.is_windows():
+                    helloworld(['--output-path', svmbuild_dir(), '-J-XX:StartFlightRecording=dumponexit=true'])  # Build and run helloworld with FlightRecorder at image build time
                 cinterfacetutorial([])
                 clinittest([])
 

substratevm/mx.substratevm/suite.py

@@ -590,6 +590,9 @@
                 "jdk.unsupported"
             ],
             "requiresConcealed": {
+                "jdk.management": [
+                    "com.sun.management.internal"
+                ],
                 "jdk.jfr": [
                     "jdk.jfr.internal",
                     "jdk.jfr.internal.consumer",

substratevm/src/com.oracle.svm.hosted/src/com/oracle/svm/hosted/snippets/SubstrateGraphBuilderPlugins.java

@@ -188,8 +188,6 @@ public static void registerInvocationPlugins(AnnotationSubstitutionProcessor ann
         registerArrayPlugins(plugins, snippetReflection, parsingReason);
         registerClassPlugins(plugins, snippetReflection);
         registerEdgesPlugins(metaAccess, plugins);
-        registerJFRThrowablePlugins(plugins, replacements);
-        registerJFREventTokenPlugins(plugins, replacements);
         registerVMConfigurationPlugins(snippetReflection, plugins);
         registerPlatformPlugins(snippetReflection, plugins);
         registerAWTPlugins(plugins);
@@ -969,39 +967,6 @@ protected static long longValue(GraphBuilderContext b, ResolvedJavaMethod target
         return node.asJavaConstant().asLong();
     }
 
-    /*
-     * When Java Flight Recorder is enabled during image generation, the bytecodes of some methods
-     * get instrumented. Undo the instrumentation so that it does not end up in the generated image.
-     */
-
-    private static void registerJFRThrowablePlugins(InvocationPlugins plugins, Replacements replacements) {
-        Registration r = new Registration(plugins, "oracle.jrockit.jfr.jdkevents.ThrowableTracer", replacements).setAllowOverwrite(true);
-        r.register2("traceError", Error.class, String.class, new InvocationPlugin() {
-            @Override
-            public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode throwable, ValueNode message) {
-                return true;
-            }
-        });
-        r.register2("traceThrowable", Throwable.class, String.class, new InvocationPlugin() {
-            @Override
-            public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode throwable, ValueNode message) {
-                return true;
-            }
-        });
-    }
-
-    private static void registerJFREventTokenPlugins(InvocationPlugins plugins, Replacements replacements) {
-        Registration r = new Registration(plugins, "com.oracle.jrockit.jfr.EventToken", replacements);
-        r.register1("isEnabled", Receiver.class, new InvocationPlugin() {
-            @Override
-            public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver) {
-                receiver.get();
-                b.addPush(JavaKind.Boolean, ConstantNode.forBoolean(false));
-                return true;
-            }
-        });
-    }
-
     private static void registerVMConfigurationPlugins(SnippetReflectionProvider snippetReflection, InvocationPlugins plugins) {
         Registration r = new Registration(plugins, ImageSingletons.class);
         r.register1("contains", Class.class, new InvocationPlugin() {

substratevm/src/com.oracle.svm.jfr/src/com/oracle/svm/jfr/JfrEnabled.java

@@ -26,10 +26,8 @@
 
 import java.util.function.BooleanSupplier;
 
-import org.graalvm.compiler.serviceprovider.JavaVersionUtil;
-
-import com.oracle.svm.core.OS;
-import com.oracle.svm.core.VMInspectionOptions;
+import org.graalvm.compiler.api.replacements.Fold;
+import org.graalvm.nativeimage.ImageSingletons;
 
 /**
  * Used to include/exclude JFR feature and substitutions.
@@ -40,15 +38,8 @@ public boolean getAsBoolean() {
         return get();
     }
 
+    @Fold
     public static boolean get() {
-        return VMInspectionOptions.AllowVMInspection.getValue() && jvmVersionSupported() && osSupported();
-    }
-
-    private static boolean jvmVersionSupported() {
-        return JavaVersionUtil.JAVA_SPEC >= 11;
-    }
-
-    private static boolean osSupported() {
-        return OS.getCurrent() == OS.LINUX || OS.getCurrent() == OS.DARWIN;
+        return ImageSingletons.contains(JfrFeature.class);
     }
 }

substratevm/src/com.oracle.svm.jfr/src/com/oracle/svm/jfr/JfrFeature.java

@@ -31,14 +31,17 @@
 import java.util.Collections;
 import java.util.List;
 import java.util.Set;
+import java.util.function.BooleanSupplier;
 
+import org.graalvm.compiler.serviceprovider.JavaVersionUtil;
 import org.graalvm.nativeimage.ImageSingletons;
-import org.graalvm.nativeimage.Platform;
-import org.graalvm.nativeimage.Platforms;
 import org.graalvm.nativeimage.hosted.Feature;
 import org.graalvm.nativeimage.hosted.RuntimeClassInitialization;
 import org.graalvm.nativeimage.hosted.RuntimeReflection;
+import org.graalvm.nativeimage.impl.RuntimeClassInitializationSupport;
 
+import com.oracle.svm.core.OS;
+import com.oracle.svm.core.VMInspectionOptions;
 import com.oracle.svm.core.annotate.AutomaticFeature;
 import com.oracle.svm.core.annotate.Uninterruptible;
 import com.oracle.svm.core.hub.DynamicHub;
@@ -47,12 +50,16 @@
 import com.oracle.svm.core.meta.SharedType;
 import com.oracle.svm.core.thread.ThreadListenerFeature;
 import com.oracle.svm.core.thread.ThreadListenerSupport;
+import com.oracle.svm.core.util.UserError;
 import com.oracle.svm.core.util.VMError;
 import com.oracle.svm.hosted.FeatureImpl;
 import com.oracle.svm.jfr.traceid.JfrTraceId;
 import com.oracle.svm.jfr.traceid.JfrTraceIdEpoch;
 import com.oracle.svm.jfr.traceid.JfrTraceIdMap;
 import com.oracle.svm.util.ModuleSupport;
+import com.oracle.svm.util.ReflectionUtil;
+import com.sun.management.HotSpotDiagnosticMXBean;
+import com.sun.management.internal.PlatformMBeanProviderImpl;
 
 import jdk.jfr.Configuration;
 import jdk.jfr.Event;
@@ -100,13 +107,59 @@
  * consistent state).</li>
  * </ul>
  */
-@Platforms({Platform.LINUX.class, Platform.DARWIN.class})
 @AutomaticFeature
 public class JfrFeature implements Feature {
 
+    public static final class JfrHostedEnabled implements BooleanSupplier {
+        @Override
+        public boolean getAsBoolean() {
+            return ImageSingletons.contains(JfrFeature.class) && ImageSingletons.lookup(JfrFeature.class).hostedEnabled;
+        }
+    }
+
+    private final boolean hostedEnabled;
+
+    public JfrFeature() {
+        hostedEnabled = Boolean.valueOf(getDiagnosticBean().getVMOption("FlightRecorder").getValue());
+    }
+
     @Override
     public boolean isInConfiguration(IsInConfigurationAccess access) {
-        return JfrEnabled.get();
+        boolean systemSupported = jvmVersionSupported() && osSupported();
+        if (hostedEnabled && !systemSupported) {
+            throw UserError.abort("FlightRecorder cannot be used to profile the image generator on this platform. " +
+                            "The image generator can only be profiled on platforms where FlightRecoder is also supported at run time.");
+        }
+        boolean runtimeEnabled = VMInspectionOptions.AllowVMInspection.getValue();
+        if (hostedEnabled && !runtimeEnabled) {
+            // Checkstyle: stop
+            System.err.println("Warning: When FlightRecoder is used to profile the image generator, it is also automatically enabled in the native image at run time. " +
+                            "This can affect the measurements because it can can make the image larger and image build time longer.");
+            // Checkstyle: resume
+            runtimeEnabled = true;
+        }
+        return runtimeEnabled && systemSupported;
+    }
+
+    private static boolean jvmVersionSupported() {
+        return JavaVersionUtil.JAVA_SPEC >= 11;
+    }
+
+    private static boolean osSupported() {
+        return OS.getCurrent() == OS.LINUX || OS.getCurrent() == OS.DARWIN;
+    }
+
+    /**
+     * We cannot use the proper way of looking up the bean via
+     * {@link java.lang.management.ManagementFactory} because that initializes too many classes at
+     * image build time that we want to initialize only at run time.
+     */
+    private static HotSpotDiagnosticMXBean getDiagnosticBean() {
+        try {
+            return (HotSpotDiagnosticMXBean) ReflectionUtil.lookupMethod(PlatformMBeanProviderImpl.class, "getDiagnosticMXBean").invoke(null);
+        } catch (ReflectiveOperationException ex) {
+            throw VMError.shouldNotReachHere(ex);
+        }
     }
 
     @Override
@@ -134,6 +187,14 @@ public void afterRegistration(AfterRegistrationAccess access) {
         JfrSerializerSupport.get().register(new JfrFrameTypeSerializer());
         JfrSerializerSupport.get().register(new JfrThreadStateSerializer());
         ThreadListenerSupport.get().register(SubstrateJVM.getThreadLocal());
+
+        if (hostedEnabled) {
+            RuntimeClassInitializationSupport rci = ImageSingletons.lookup(RuntimeClassInitializationSupport.class);
+            rci.initializeAtBuildTime("jdk.management.jfr", "Allow FlightRecorder to be used at image build time");
+            rci.initializeAtBuildTime("com.sun.jmx.mbeanserver", "Allow FlightRecorder to be used at image build time");
+            rci.initializeAtBuildTime("com.sun.jmx.defaults", "Allow FlightRecorder to be used at image build time");
+            rci.initializeAtBuildTime("java.beans", "Allow FlightRecorder to be used at image build time");
+        }
     }
 
     @Override

substratevm/src/com.oracle.svm.jfr/src/com/oracle/svm/jfr/Target_com_sun_jmx_mbeanserver_MXBeanIntrospector.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2021, 2021, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.svm.jfr;
+
+import com.oracle.svm.core.annotate.Alias;
+import com.oracle.svm.core.annotate.RecomputeFieldValue;
+import com.oracle.svm.core.annotate.TargetClass;
+
+@TargetClass(className = "com.sun.jmx.mbeanserver.MXBeanIntrospector", onlyWith = JfrFeature.JfrHostedEnabled.class)
+final class Target_com_sun_jmx_mbeanserver_MXBeanIntrospector {
+
+    /* Reset caches that are used at image build time when FlightRecorder is enabled. */
+    @Alias @RecomputeFieldValue(kind = RecomputeFieldValue.Kind.NewInstance, declClassName = "com.sun.jmx.mbeanserver.MXBeanIntrospector") //
+    private static Target_com_sun_jmx_mbeanserver_MXBeanIntrospector instance;
+    @Alias @RecomputeFieldValue(kind = RecomputeFieldValue.Kind.NewInstance, declClassName = "com.sun.jmx.mbeanserver.MBeanIntrospector$MBeanInfoMap") //
+    private static Target_com_sun_jmx_mbeanserver_MBeanIntrospector_MBeanInfoMap mbeanInfoMap;
+}
+
+@TargetClass(className = "com.sun.jmx.mbeanserver.MBeanIntrospector", innerClass = "MBeanInfoMap")
+final class Target_com_sun_jmx_mbeanserver_MBeanIntrospector_MBeanInfoMap {
+}

substratevm/src/com.oracle.svm.jfr/src/com/oracle/svm/jfr/Target_com_sun_jmx_mbeanserver_MXBeanLookup.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2021, 2021, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.svm.jfr;
+
+import com.oracle.svm.core.annotate.Alias;
+import com.oracle.svm.core.annotate.RecomputeFieldValue;
+import com.oracle.svm.core.annotate.TargetClass;
+import com.oracle.svm.jfr.JfrFeature.JfrHostedEnabled;
+
+@TargetClass(className = "com.sun.jmx.mbeanserver.MXBeanLookup", onlyWith = JfrHostedEnabled.class)
+final class Target_com_sun_jmx_mbeanserver_MXBeanLookup {
+
+    /* Reset caches that are used at image build time when FlightRecorder is enabled. */
+    @Alias @RecomputeFieldValue(kind = RecomputeFieldValue.Kind.NewInstance, declClassName = "com.sun.jmx.mbeanserver.WeakIdentityHashMap") //
+    private static Target_com_sun_jmx_mbeanserver_WeakIdentityHashMap mbscToLookup;
+}
+
+@TargetClass(className = "com.sun.jmx.mbeanserver.WeakIdentityHashMap")
+final class Target_com_sun_jmx_mbeanserver_WeakIdentityHashMap {
+}

substratevm/src/com.oracle.svm.jfr/src/com/oracle/svm/jfr/Target_javax_management_MBeanServerFactory.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2021, 2021, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.svm.jfr;
+
+import java.util.ArrayList;
+
+import javax.management.MBeanServerBuilder;
+
+import com.oracle.svm.core.annotate.Alias;
+import com.oracle.svm.core.annotate.RecomputeFieldValue;
+import com.oracle.svm.core.annotate.TargetClass;
+
+@TargetClass(className = "javax.management.MBeanServerFactory", onlyWith = JfrFeature.JfrHostedEnabled.class)
+final class Target_javax_management_MBeanServerFactory {
+
+    /* Reset caches that are used at image build time when FlightRecorder is enabled. */
+    @Alias @RecomputeFieldValue(kind = RecomputeFieldValue.Kind.FromAlias) //
+    private static ArrayList<?> mBeanServerList = new ArrayList<>();
+    @Alias @RecomputeFieldValue(kind = RecomputeFieldValue.Kind.FromAlias) //
+    private static MBeanServerBuilder builder = null;
+}

substratevm/src/com.oracle.svm.jfr/src/com/oracle/svm/jfr/Target_jdk_jfr_FlightRecorder.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2021, 2021, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.svm.jfr;
+
+import com.oracle.svm.core.annotate.Alias;
+import com.oracle.svm.core.annotate.RecomputeFieldValue;
+import com.oracle.svm.core.annotate.TargetClass;
+import com.oracle.svm.jfr.JfrFeature.JfrHostedEnabled;
+
+import jdk.jfr.FlightRecorder;
+
+@TargetClass(value = jdk.jfr.FlightRecorder.class, onlyWith = JfrHostedEnabled.class)
+final class Target_jdk_jfr_FlightRecorder {
+    /*
+     * Ignore all state of the FlightRecorder maintained when profiling the image generator itself.
+     */
+    @Alias @RecomputeFieldValue(kind = RecomputeFieldValue.Kind.Reset) //
+    private static FlightRecorder platformRecorder;
+    @Alias @RecomputeFieldValue(kind = RecomputeFieldValue.Kind.Reset) //
+    private static boolean initialized;
+}