jdk8-mips64-public/hotspot: src/share/vm/jfr/recorder/checkpoint/types/jfrType.cpp@a248d0be1309 (annotated)

src/share/vm/jfr/recorder/checkpoint/types/jfrType.cpp@a248d0be1309 (annotated)

src/share/vm/jfr/recorder/checkpoint/types/jfrType.cpp

Mon, 19 Aug 2019 10:11:31 +0200

author: neugens
date: Mon, 19 Aug 2019 10:11:31 +0200
changeset 9861: a248d0be1309
parent 9858: b985cbb00e68
child 9862: f162232da105
permissions: -rw-r--r--

8229401: Fix JFR code cache test failures
8223689: Add JFR Thread Sampling Support
8223690: Add JFR BiasedLock Event Support
8223691: Add JFR G1 Region Type Change Event Support
8223692: Add JFR G1 Heap Summary Event Support
Summary: Backport JFR from JDK11, additional fixes
Reviewed-by: neugens, apetushkov
Contributed-by: denghui.ddh@alibaba-inc.com

 /*
  * Copyright (c) 2016, 2018, 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.
  *
  * 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.
  *
  */
 #include "precompiled.hpp"
 #include "classfile/javaClasses.hpp"
 #include "code/codeBlob.hpp"
 #include "code/codeCache.hpp"
 #include "gc_interface/gcCause.hpp"
 #include "gc_interface/gcName.hpp"
 #include "gc_implementation/shared/gcTrace.hpp"
 #include "gc_implementation/shared/gcWhen.hpp"
 #include "jfr/leakprofiler/checkpoint/objectSampleCheckpoint.hpp"
 #include "jfr/leakprofiler/leakProfiler.hpp"
 #include "jfr/recorder/checkpoint/jfrCheckpointManager.hpp"
 #include "jfr/recorder/checkpoint/types/jfrType.hpp"
 #include "jfr/recorder/jfrRecorder.hpp"
 #include "jfr/recorder/checkpoint/types/jfrThreadGroup.hpp"
 #include "jfr/recorder/checkpoint/types/jfrThreadState.hpp"
 #include "jfr/recorder/checkpoint/types/jfrTypeSet.hpp"
 #include "jfr/support/jfrThreadLocal.hpp"
 #include "jfr/writers/jfrJavaEventWriter.hpp"
 #include "memory/metaspaceGCThresholdUpdater.hpp"
 #include "memory/referenceType.hpp"
 #include "memory/universe.hpp"
 #include "runtime/mutexLocker.hpp"
 #include "runtime/osThread.hpp"
 #include "runtime/safepoint.hpp"
 #include "runtime/synchronizer.hpp"
 #include "runtime/thread.inline.hpp"
 #include "runtime/vm_operations.hpp"
 #ifdef COMPILER2
 #include "opto/compile.hpp"
 #include "opto/node.hpp"
 #endif
 #if INCLUDE_ALL_GCS
 //#include "gc_implementation/g1/g1HeapRegionTraceType.hpp"
 #include "gc_implementation/g1/g1YCTypes.hpp"
 #endif
 // Requires a ResourceMark for get_thread_name/as_utf8
 class JfrCheckpointThreadClosure : public ThreadClosure {
  private:
   JfrCheckpointWriter& _writer;
   JfrCheckpointContext _ctx;
   const intptr_t _count_position;
   Thread* const _curthread;
   u4 _count;
  public:
   JfrCheckpointThreadClosure(JfrCheckpointWriter& writer) : _writer(writer),
                                                             _ctx(writer.context()),
                                                             _count_position(writer.reserve(sizeof(u4))),
                                                             _curthread(Thread::current()),
                                                             _count(0) {
   }
   ~JfrCheckpointThreadClosure() {
     if (_count == 0) {
       // restore
       _writer.set_context(_ctx);
       return;
     }
     _writer.write_count(_count, _count_position);
   }
   void do_thread(Thread* t);
 };
 // Requires a ResourceMark for get_thread_name/as_utf8
 void JfrCheckpointThreadClosure::do_thread(Thread* t) {
   assert(t != NULL, "invariant");
   assert_locked_or_safepoint(Threads_lock);
   const JfrThreadLocal* const tl = t->jfr_thread_local();
   assert(tl != NULL, "invariant");
   if (tl->is_dead()) {
     return;
   }
   ++_count;
   _writer.write_key(tl->thread_id());
   _writer.write(t->name());
   const OSThread* const os_thread = t->osthread();
   _writer.write<traceid>(os_thread != NULL ? os_thread->thread_id() : 0);
   if (t->is_Java_thread()) {
     JavaThread* const jt = (JavaThread*)t;
     _writer.write(jt->name());
     _writer.write(java_lang_Thread::thread_id(jt->threadObj()));
     _writer.write(JfrThreadGroup::thread_group_id(jt, _curthread));
     // since we are iterating threads during a safepoint, also issue notification
     JfrJavaEventWriter::notify(jt);
     return;
   }
   _writer.write((const char*)NULL); // java name
   _writer.write((traceid)0); // java thread id
   _writer.write((traceid)0); // java thread group
 }
 void JfrThreadConstantSet::serialize(JfrCheckpointWriter& writer) {
   assert(SafepointSynchronize::is_at_safepoint(), "invariant");
   JfrCheckpointThreadClosure tc(writer);
   Threads::threads_do(&tc);
 }
 void JfrThreadGroupConstant::serialize(JfrCheckpointWriter& writer) {
   assert(SafepointSynchronize::is_at_safepoint(), "invariant");
   JfrThreadGroup::serialize(writer);
 }
 static const char* flag_value_origin_to_string(Flag::Flags origin) {
   switch (origin) {
     case Flag::DEFAULT: return "Default";
     case Flag::COMMAND_LINE: return "Command line";
     case Flag::ENVIRON_VAR: return "Environment variable";
     case Flag::CONFIG_FILE: return "Config file";
     case Flag::MANAGEMENT: return "Management";
     case Flag::ERGONOMIC: return "Ergonomic";
     case Flag::ATTACH_ON_DEMAND: return "Attach on demand";
     case Flag::INTERNAL: return "Internal";
     default: ShouldNotReachHere(); return "";
   }
 }
 void FlagValueOriginConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = Flag::LAST_VALUE_ORIGIN + 1;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(flag_value_origin_to_string((Flag::Flags)i));
   }
 }
 void MonitorInflateCauseConstant::serialize(JfrCheckpointWriter& writer) {
   // XXX no such counters. implement?
 //  static const u4 nof_entries = ObjectSynchronizer::inflate_cause_nof;
 //  writer.write_count(nof_entries);
 //  for (u4 i = 0; i < nof_entries; ++i) {
 //    writer.write_key(i);
 //    writer.write(ObjectSynchronizer::inflate_cause_name((ObjectSynchronizer::InflateCause)i));
 //  }
 }
 void GCCauseConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = GCCause::_last_gc_cause;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(GCCause::to_string((GCCause::Cause)i));
   }
 }
 void GCNameConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = GCNameEndSentinel;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(GCNameHelper::to_string((GCName)i));
   }
 }
 void GCWhenConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = GCWhen::GCWhenEndSentinel;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(GCWhen::to_string((GCWhen::Type)i));
   }
 }
 void G1HeapRegionTypeConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = G1HeapRegionTraceType::G1HeapRegionTypeEndSentinel;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(G1HeapRegionTraceType::to_string((G1HeapRegionTraceType::Type)i));
   }
 }
 void GCThresholdUpdaterConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = MetaspaceGCThresholdUpdater::Last;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(MetaspaceGCThresholdUpdater::to_string((MetaspaceGCThresholdUpdater::Type)i));
   }
 }
 void MetadataTypeConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = Metaspace::MetadataTypeCount;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(Metaspace::metadata_type_name((Metaspace::MetadataType)i));
   }
 }
 void MetaspaceObjectTypeConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = MetaspaceObj::_number_of_types;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(MetaspaceObj::type_name((MetaspaceObj::Type)i));
   }
 }
 void G1YCTypeConstant::serialize(JfrCheckpointWriter& writer) {
 #if INCLUDE_ALL_GCS
   static const u4 nof_entries = G1YCTypeEndSentinel;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(G1YCTypeHelper::to_string((G1YCType)i));
   }
 #endif
 }
 static const char* reference_type_to_string(ReferenceType rt) {
   switch (rt) {
     case REF_NONE: return "None reference";
     case REF_OTHER: return "Other reference";
     case REF_SOFT: return "Soft reference";
     case REF_WEAK: return "Weak reference";
     case REF_FINAL: return "Final reference";
     case REF_PHANTOM: return "Phantom reference";
     default:
       ShouldNotReachHere();
     return NULL;
   }
 }
 void ReferenceTypeConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = REF_PHANTOM + 1;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(reference_type_to_string((ReferenceType)i));
   }
 }
 void NarrowOopModeConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = Universe::HeapBasedNarrowOop + 1;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(Universe::narrow_oop_mode_to_string((Universe::NARROW_OOP_MODE)i));
   }
 }
 void CompilerPhaseTypeConstant::serialize(JfrCheckpointWriter& writer) {
 #ifdef COMPILER2
   static const u4 nof_entries = PHASE_NUM_TYPES;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(CompilerPhaseTypeHelper::to_string((CompilerPhaseType)i));
   }
 #endif
 }
 void CodeBlobTypeConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = CodeBlobType::NumTypes;
   writer.write_count(nof_entries);
   writer.write_key((u4)CodeBlobType::All);
   writer.write("CodeCache");
 };
 void VMOperationTypeConstant::serialize(JfrCheckpointWriter& writer) {
   static const u4 nof_entries = VM_Operation::VMOp_Terminating;
   writer.write_count(nof_entries);
   for (u4 i = 0; i < nof_entries; ++i) {
     writer.write_key(i);
     writer.write(VM_Operation::name(VM_Operation::VMOp_Type(i)));
   }
 }
 class TypeSetSerialization {
  private:
   bool _class_unload;
  public:
   explicit TypeSetSerialization(bool class_unload) : _class_unload(class_unload) {}
   void write(JfrCheckpointWriter& writer, JfrCheckpointWriter* leakp_writer) {
     JfrTypeSet::serialize(&writer, leakp_writer, _class_unload);
   }
 };
 void ClassUnloadTypeSet::serialize(JfrCheckpointWriter& writer) {
   TypeSetSerialization type_set(true);
   if (LeakProfiler::is_running()) {
     JfrCheckpointWriter leakp_writer(false, true, Thread::current());
     type_set.write(writer, &leakp_writer);
     ObjectSampleCheckpoint::install(leakp_writer, true, true);
     return;
   }
   type_set.write(writer, NULL);
 };
 void TypeSet::serialize(JfrCheckpointWriter& writer) {
   TypeSetSerialization type_set(false);
   if (LeakProfiler::is_suspended()) {
     JfrCheckpointWriter leakp_writer(false, true, Thread::current());
     type_set.write(writer, &leakp_writer);
     ObjectSampleCheckpoint::install(leakp_writer, false, true);
     return;
   }
   type_set.write(writer, NULL);
 };
 void ThreadStateConstant::serialize(JfrCheckpointWriter& writer) {
   JfrThreadState::serialize(writer);
 }
 void JfrThreadConstant::serialize(JfrCheckpointWriter& writer) {
   assert(_thread != NULL, "invariant");
   assert(_thread == Thread::current(), "invariant");
   assert(_thread->is_Java_thread(), "invariant");
   assert(!_thread->jfr_thread_local()->has_thread_checkpoint(), "invariant");
   ResourceMark rm(_thread);
   const oop threadObj = _thread->threadObj();
   assert(threadObj != NULL, "invariant");
   const u8 java_lang_thread_id = java_lang_Thread::thread_id(threadObj);
   const char* const thread_name = _thread->name();
   const traceid thread_group_id = JfrThreadGroup::thread_group_id(_thread);
   writer.write_count(1);
   writer.write_key(_thread->jfr_thread_local()->thread_id());
   writer.write(thread_name);
   writer.write((traceid)_thread->osthread()->thread_id());
   writer.write(thread_name);
   writer.write(java_lang_thread_id);
   writer.write(thread_group_id);
   JfrThreadGroup::serialize(&writer, thread_group_id);
 }

Mercurial > jdk8-mips64-public > hotspot / annotate

src/share/vm/jfr/recorder/checkpoint/types/jfrType.cpp@a248d0be1309 (annotated)

src/share/vm/jfr/recorder/checkpoint/types/jfrType.cpp