/*

 * Copyright (c) 2019, 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_GC_G1_G1TRACE_HPP

#define SHARE_GC_G1_G1TRACE_HPP

#include "gc/g1/g1YCTypes.hpp"

#include "gc/shared/gcTrace.hpp"

class G1EvacuationInfo;

class G1HeapSummary;

class G1EvacSummary;

class G1YoungGCInfo {

  G1YCType _type;

public:

  G1YoungGCInfo() : _type(G1YCTypeEndSentinel) {}

  void set_type(G1YCType type) {

    _type = type;

  }

  G1YCType type() const { return _type; }

};

class G1NewTracer : public YoungGCTracer {

  G1YoungGCInfo _g1_young_gc_info;

public:

  G1NewTracer() : YoungGCTracer(G1New) {}

  void initialize();

  void report_yc_type(G1YCType type);

  void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions);

  void report_evacuation_info(G1EvacuationInfo* info);

  void report_evacuation_failed(EvacuationFailedInfo& ef_info);

  void report_evacuation_statistics(const G1EvacSummary& young_summary, const G1EvacSummary& old_summary) const;

  void report_basic_ihop_statistics(size_t threshold,

                                    size_t target_occupancy,

                                    size_t current_occupancy,

                                    size_t last_allocation_size,

                                    double last_allocation_duration,

                                    double last_marking_length);

  void report_adaptive_ihop_statistics(size_t threshold,

                                       size_t internal_target_occupancy,

                                       size_t current_occupancy,

                                       size_t additional_buffer_size,

                                       double predicted_allocation_rate,

                                       double predicted_marking_length,

                                       bool prediction_active);

private:

  void send_g1_young_gc_event();

  void send_evacuation_info_event(G1EvacuationInfo* info);

  void send_evacuation_failed_event(const EvacuationFailedInfo& ef_info) const;

  void send_young_evacuation_statistics(const G1EvacSummary& summary) const;

  void send_old_evacuation_statistics(const G1EvacSummary& summary) const;

  void send_basic_ihop_statistics(size_t threshold,

                                  size_t target_occupancy,

                                  size_t current_occupancy,

                                  size_t last_allocation_size,

                                  double last_allocation_duration,

                                  double last_marking_length);

  void send_adaptive_ihop_statistics(size_t threshold,

                                     size_t internal_target_occupancy,

                                     size_t current_occupancy,

                                     size_t additional_buffer_size,

                                     double predicted_allocation_rate,

                                     double predicted_marking_length,

                                     bool prediction_active);

};

class G1OldTracer : public OldGCTracer {

 protected:

  void report_gc_start_impl(GCCause::Cause cause, const Ticks& timestamp);

 public:

  G1OldTracer() : OldGCTracer(G1Old) {}

  void set_gc_cause(GCCause::Cause cause);

};

class G1FullGCTracer : public OldGCTracer {

public:

  G1FullGCTracer() : OldGCTracer(G1Full) {}

};

class G1MMUTracer : public AllStatic {

  static void send_g1_mmu_event(double time_slice_ms, double gc_time_ms, double max_time_ms);

public:

  static void report_mmu(double time_slice_sec, double gc_time_sec, double max_time_sec);

};

#endif