Mercurial > hg > truffle
view src/share/vm/gc_implementation/shared/gcTrace.hpp @ 17374:9928ad27a80e
OopRecorder should check for duplicates
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Wed, 08 Oct 2014 11:48:00 -0700 |
parents | 86e6d691f2e1 |
children | 9fdaa79b0c27 |
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/* * Copyright (c) 2012, 2013, 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. * */ #ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP #define SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP #include "gc_interface/gcCause.hpp" #include "gc_interface/gcName.hpp" #include "gc_implementation/shared/gcWhen.hpp" #include "gc_implementation/shared/copyFailedInfo.hpp" #include "memory/allocation.hpp" #include "memory/referenceType.hpp" #if INCLUDE_ALL_GCS #include "gc_implementation/g1/g1YCTypes.hpp" #endif #include "utilities/macros.hpp" #include "utilities/ticks.hpp" typedef uint GCId; class EvacuationInfo; class GCHeapSummary; class MetaspaceSummary; class PSHeapSummary; class ReferenceProcessorStats; class TimePartitions; class BoolObjectClosure; class SharedGCInfo VALUE_OBJ_CLASS_SPEC { public: static const GCId UNSET_GCID = (GCId)-1; private: GCId _id; GCName _name; GCCause::Cause _cause; Ticks _start_timestamp; Ticks _end_timestamp; Tickspan _sum_of_pauses; Tickspan _longest_pause; public: SharedGCInfo(GCName name) : _id(UNSET_GCID), _name(name), _cause(GCCause::_last_gc_cause), _start_timestamp(), _end_timestamp(), _sum_of_pauses(), _longest_pause() { } void set_id(GCId id) { _id = id; } GCId id() const { return _id; } void set_start_timestamp(const Ticks& timestamp) { _start_timestamp = timestamp; } const Ticks start_timestamp() const { return _start_timestamp; } void set_end_timestamp(const Ticks& timestamp) { _end_timestamp = timestamp; } const Ticks end_timestamp() const { return _end_timestamp; } void set_name(GCName name) { _name = name; } GCName name() const { return _name; } void set_cause(GCCause::Cause cause) { _cause = cause; } GCCause::Cause cause() const { return _cause; } void set_sum_of_pauses(const Tickspan& duration) { _sum_of_pauses = duration; } const Tickspan sum_of_pauses() const { return _sum_of_pauses; } void set_longest_pause(const Tickspan& duration) { _longest_pause = duration; } const Tickspan longest_pause() const { return _longest_pause; } }; class ParallelOldGCInfo VALUE_OBJ_CLASS_SPEC { void* _dense_prefix; public: ParallelOldGCInfo() : _dense_prefix(NULL) {} void report_dense_prefix(void* addr) { _dense_prefix = addr; } void* dense_prefix() const { return _dense_prefix; } }; #if INCLUDE_ALL_GCS class G1YoungGCInfo VALUE_OBJ_CLASS_SPEC { G1YCType _type; public: G1YoungGCInfo() : _type(G1YCTypeEndSentinel) {} void set_type(G1YCType type) { _type = type; } G1YCType type() const { return _type; } }; #endif // INCLUDE_ALL_GCS class GCTracer : public ResourceObj { protected: SharedGCInfo _shared_gc_info; public: void report_gc_start(GCCause::Cause cause, const Ticks& timestamp); void report_gc_end(const Ticks& timestamp, TimePartitions* time_partitions); void report_gc_heap_summary(GCWhen::Type when, const GCHeapSummary& heap_summary, const MetaspaceSummary& meta_space_summary) const; void report_gc_reference_stats(const ReferenceProcessorStats& rp) const; void report_object_count_after_gc(BoolObjectClosure* object_filter) NOT_SERVICES_RETURN; bool has_reported_gc_start() const; protected: GCTracer(GCName name) : _shared_gc_info(name) {} virtual void report_gc_start_impl(GCCause::Cause cause, const Ticks& timestamp); virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); private: void send_garbage_collection_event() const; void send_gc_heap_summary_event(GCWhen::Type when, const GCHeapSummary& heap_summary) const; void send_meta_space_summary_event(GCWhen::Type when, const MetaspaceSummary& meta_space_summary) const; void send_reference_stats_event(ReferenceType type, size_t count) const; void send_phase_events(TimePartitions* time_partitions) const; }; class YoungGCTracer : public GCTracer { static const uint UNSET_TENURING_THRESHOLD = (uint) -1; uint _tenuring_threshold; protected: YoungGCTracer(GCName name) : GCTracer(name), _tenuring_threshold(UNSET_TENURING_THRESHOLD) {} virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); public: void report_promotion_failed(const PromotionFailedInfo& pf_info); void report_tenuring_threshold(const uint tenuring_threshold); private: void send_young_gc_event() const; void send_promotion_failed_event(const PromotionFailedInfo& pf_info) const; }; class OldGCTracer : public GCTracer { protected: OldGCTracer(GCName name) : GCTracer(name) {} virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); public: void report_concurrent_mode_failure(); private: void send_old_gc_event() const; void send_concurrent_mode_failure_event(); }; class ParallelOldTracer : public OldGCTracer { ParallelOldGCInfo _parallel_old_gc_info; public: ParallelOldTracer() : OldGCTracer(ParallelOld) {} void report_dense_prefix(void* dense_prefix); protected: void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); private: void send_parallel_old_event() const; }; class SerialOldTracer : public OldGCTracer { public: SerialOldTracer() : OldGCTracer(SerialOld) {} }; class ParallelScavengeTracer : public YoungGCTracer { public: ParallelScavengeTracer() : YoungGCTracer(ParallelScavenge) {} }; class DefNewTracer : public YoungGCTracer { public: DefNewTracer() : YoungGCTracer(DefNew) {} }; class ParNewTracer : public YoungGCTracer { public: ParNewTracer() : YoungGCTracer(ParNew) {} }; #if INCLUDE_ALL_GCS class G1NewTracer : public YoungGCTracer { G1YoungGCInfo _g1_young_gc_info; public: G1NewTracer() : YoungGCTracer(G1New) {} void report_yc_type(G1YCType type); void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); void report_evacuation_info(EvacuationInfo* info); void report_evacuation_failed(EvacuationFailedInfo& ef_info); private: void send_g1_young_gc_event(); void send_evacuation_info_event(EvacuationInfo* info); void send_evacuation_failed_event(const EvacuationFailedInfo& ef_info) const; }; #endif class CMSTracer : public OldGCTracer { public: CMSTracer() : OldGCTracer(ConcurrentMarkSweep) {} }; class G1OldTracer : public OldGCTracer { public: G1OldTracer() : OldGCTracer(G1Old) {} }; #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP