109 lines
3.0 KiB
C++
109 lines
3.0 KiB
C++
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ART_RUNTIME_GC_COLLECTOR_ITERATION_H_
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#define ART_RUNTIME_GC_COLLECTOR_ITERATION_H_
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#include <inttypes.h>
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#include <vector>
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#include "android-base/macros.h"
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#include "base/timing_logger.h"
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#include "gc/gc_cause.h"
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#include "object_byte_pair.h"
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namespace art {
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namespace gc {
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namespace collector {
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// A information related single garbage collector iteration. Since we only ever have one GC running
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// at any given time, we can have a single iteration info.
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class Iteration {
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public:
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Iteration();
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// Returns how long the mutators were paused in nanoseconds.
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const std::vector<uint64_t>& GetPauseTimes() const {
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return pause_times_;
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}
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TimingLogger* GetTimings() {
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return &timings_;
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}
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// Returns how long the GC took to complete in nanoseconds.
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uint64_t GetDurationNs() const {
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return duration_ns_;
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}
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int64_t GetFreedBytes() const {
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return freed_.bytes;
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}
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int64_t GetFreedLargeObjectBytes() const {
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return freed_los_.bytes;
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}
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uint64_t GetFreedObjects() const {
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return freed_.objects;
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}
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uint64_t GetFreedLargeObjects() const {
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return freed_los_.objects;
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}
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uint64_t GetFreedRevokeBytes() const {
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return freed_bytes_revoke_;
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}
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uint64_t GetScannedBytes() const {
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return bytes_scanned_;
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}
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void SetScannedBytes(uint64_t bytes) {
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bytes_scanned_ = bytes;
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}
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void SetFreedRevoke(uint64_t freed) {
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freed_bytes_revoke_ = freed;
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}
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void Reset(GcCause gc_cause, bool clear_soft_references);
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// Returns the estimated throughput of the iteration.
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uint64_t GetEstimatedThroughput() const;
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bool GetClearSoftReferences() const {
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return clear_soft_references_;
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}
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void SetClearSoftReferences(bool clear_soft_references) {
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clear_soft_references_ = clear_soft_references;
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}
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GcCause GetGcCause() const {
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return gc_cause_;
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}
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private:
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void SetDurationNs(uint64_t duration) {
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duration_ns_ = duration;
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}
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GcCause gc_cause_;
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bool clear_soft_references_;
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uint64_t duration_ns_;
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uint64_t bytes_scanned_;
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TimingLogger timings_;
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ObjectBytePair freed_;
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ObjectBytePair freed_los_;
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uint64_t freed_bytes_revoke_; // see Heap::num_bytes_freed_revoke_.
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std::vector<uint64_t> pause_times_;
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friend class GarbageCollector;
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DISALLOW_COPY_AND_ASSIGN(Iteration);
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};
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} // namespace collector
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} // namespace gc
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} // namespace art
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#endif // ART_RUNTIME_GC_COLLECTOR_ITERATION_H_
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