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7ed8ba1ca0
Remove WeakProcessorPhase, adding scoped enum categories to OopStorageSet. Reviewed-by: stefank, tschatzl, rkennke
110 lines
3.5 KiB
C++
110 lines
3.5 KiB
C++
/*
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* Copyright (c) 2018, 2021, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_GC_SHARED_WEAKPROCESSORTIMES_HPP
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#define SHARE_GC_SHARED_WEAKPROCESSORTIMES_HPP
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#include "gc/shared/oopStorageSet.hpp"
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#include "memory/allocation.hpp"
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#include "utilities/globalDefinitions.hpp"
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#include "utilities/ticks.hpp"
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template<typename T> class WorkerDataArray;
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class WeakProcessorTimes {
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enum {
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DeadItems,
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TotalItems
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};
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uint _max_threads;
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uint _active_workers;
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// Total time for weak processor.
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double _total_time_sec;
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// Per-worker times and linked items.
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WorkerDataArray<double>* _worker_data[EnumRange<OopStorageSet::WeakId>().size()];
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WorkerDataArray<double>* worker_data(OopStorageSet::WeakId id) const;
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void log_summary(OopStorageSet::WeakId id, uint indent) const;
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template <typename T>
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void log_details(WorkerDataArray<T>* data, uint indent) const;
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public:
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WeakProcessorTimes(uint max_threads);
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~WeakProcessorTimes();
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uint max_threads() const;
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uint active_workers() const;
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void set_active_workers(uint n);
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double total_time_sec() const;
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double worker_time_sec(uint worker_id, OopStorageSet::WeakId id) const;
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void record_total_time_sec(double time_sec);
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void record_worker_time_sec(uint worker_id,
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OopStorageSet::WeakId id,
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double time_sec);
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void record_worker_items(uint worker_id,
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OopStorageSet::WeakId id,
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size_t num_dead,
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size_t num_total);
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void reset();
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void log_total(uint indent = 0) const;
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void log_subtotals(uint indent = 0) const;
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};
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// Record total weak processor time and worker count in times.
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// Does nothing if times is NULL.
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class WeakProcessorTimeTracker : StackObj {
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WeakProcessorTimes* _times;
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Ticks _start_time;
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public:
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WeakProcessorTimeTracker(WeakProcessorTimes* times);
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~WeakProcessorTimeTracker();
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};
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// Record time contribution for the current thread.
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// Does nothing if times is NULL.
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class WeakProcessorParTimeTracker : StackObj {
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WeakProcessorTimes* _times;
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OopStorageSet::WeakId _storage_id;
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uint _worker_id;
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Ticks _start_time;
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public:
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// For tracking possibly parallel times (even if processed by
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// only one thread).
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// Precondition: worker_id < times->max_threads().
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WeakProcessorParTimeTracker(WeakProcessorTimes* times,
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OopStorageSet::WeakId storage_id,
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uint worker_id);
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~WeakProcessorParTimeTracker();
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};
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#endif // SHARE_GC_SHARED_WEAKPROCESSORTIMES_HPP
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