--- old/src/share/vm/gc_implementation/g1/g1RemSetSummary.hpp 2015-05-13 13:56:08.003339914 +0200 +++ /dev/null 2015-03-18 17:10:38.111854831 +0100 @@ -1,118 +0,0 @@ -/* - * Copyright (c) 2013, 2014, 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_G1_G1REMSETSUMMARY_HPP -#define SHARE_VM_GC_IMPLEMENTATION_G1_G1REMSETSUMMARY_HPP - -#include "utilities/ostream.hpp" - -class G1RemSet; - -// A G1RemSetSummary manages statistical information about the G1RemSet - -class G1RemSetSummary VALUE_OBJ_CLASS_SPEC { -private: - friend class GetRSThreadVTimeClosure; - - G1RemSet* _remset; - - G1RemSet* remset() const { - return _remset; - } - - size_t _num_refined_cards; - size_t _num_processed_buf_mutator; - size_t _num_processed_buf_rs_threads; - - size_t _num_coarsenings; - - double* _rs_threads_vtimes; - size_t _num_vtimes; - - double _sampling_thread_vtime; - - void set_rs_thread_vtime(uint thread, double value); - void set_sampling_thread_vtime(double value) { - _sampling_thread_vtime = value; - } - - void free_and_null() { - if (_rs_threads_vtimes) { - FREE_C_HEAP_ARRAY(double, _rs_threads_vtimes); - _rs_threads_vtimes = NULL; - _num_vtimes = 0; - } - } - - // update this summary with current data from various places - void update(); - -public: - G1RemSetSummary() : _remset(NULL), _num_refined_cards(0), - _num_processed_buf_mutator(0), _num_processed_buf_rs_threads(0), _num_coarsenings(0), - _rs_threads_vtimes(NULL), _num_vtimes(0), _sampling_thread_vtime(0.0f) { - } - - ~G1RemSetSummary() { - free_and_null(); - } - - // set the counters in this summary to the values of the others - void set(G1RemSetSummary* other); - // subtract all counters from the other summary, and set them in the current - void subtract_from(G1RemSetSummary* other); - - // initialize and get the first sampling - void initialize(G1RemSet* remset); - - void print_on(outputStream* out); - - double rs_thread_vtime(uint thread) const; - - double sampling_thread_vtime() const { - return _sampling_thread_vtime; - } - - size_t num_concurrent_refined_cards() const { - return _num_refined_cards; - } - - size_t num_processed_buf_mutator() const { - return _num_processed_buf_mutator; - } - - size_t num_processed_buf_rs_threads() const { - return _num_processed_buf_rs_threads; - } - - size_t num_processed_buf_total() const { - return num_processed_buf_mutator() + num_processed_buf_rs_threads(); - } - - size_t num_coarsenings() const { - return _num_coarsenings; - } -}; - -#endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1REMSETSUMMARY_HPP --- /dev/null 2015-03-18 17:10:38.111854831 +0100 +++ new/src/share/vm/gc/g1/g1RemSetSummary.hpp 2015-05-13 13:56:07.826332569 +0200 @@ -0,0 +1,118 @@ +/* + * Copyright (c) 2013, 2015, 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_G1_G1REMSETSUMMARY_HPP +#define SHARE_VM_GC_G1_G1REMSETSUMMARY_HPP + +#include "utilities/ostream.hpp" + +class G1RemSet; + +// A G1RemSetSummary manages statistical information about the G1RemSet + +class G1RemSetSummary VALUE_OBJ_CLASS_SPEC { +private: + friend class GetRSThreadVTimeClosure; + + G1RemSet* _remset; + + G1RemSet* remset() const { + return _remset; + } + + size_t _num_refined_cards; + size_t _num_processed_buf_mutator; + size_t _num_processed_buf_rs_threads; + + size_t _num_coarsenings; + + double* _rs_threads_vtimes; + size_t _num_vtimes; + + double _sampling_thread_vtime; + + void set_rs_thread_vtime(uint thread, double value); + void set_sampling_thread_vtime(double value) { + _sampling_thread_vtime = value; + } + + void free_and_null() { + if (_rs_threads_vtimes) { + FREE_C_HEAP_ARRAY(double, _rs_threads_vtimes); + _rs_threads_vtimes = NULL; + _num_vtimes = 0; + } + } + + // update this summary with current data from various places + void update(); + +public: + G1RemSetSummary() : _remset(NULL), _num_refined_cards(0), + _num_processed_buf_mutator(0), _num_processed_buf_rs_threads(0), _num_coarsenings(0), + _rs_threads_vtimes(NULL), _num_vtimes(0), _sampling_thread_vtime(0.0f) { + } + + ~G1RemSetSummary() { + free_and_null(); + } + + // set the counters in this summary to the values of the others + void set(G1RemSetSummary* other); + // subtract all counters from the other summary, and set them in the current + void subtract_from(G1RemSetSummary* other); + + // initialize and get the first sampling + void initialize(G1RemSet* remset); + + void print_on(outputStream* out); + + double rs_thread_vtime(uint thread) const; + + double sampling_thread_vtime() const { + return _sampling_thread_vtime; + } + + size_t num_concurrent_refined_cards() const { + return _num_refined_cards; + } + + size_t num_processed_buf_mutator() const { + return _num_processed_buf_mutator; + } + + size_t num_processed_buf_rs_threads() const { + return _num_processed_buf_rs_threads; + } + + size_t num_processed_buf_total() const { + return num_processed_buf_mutator() + num_processed_buf_rs_threads(); + } + + size_t num_coarsenings() const { + return _num_coarsenings; + } +}; + +#endif // SHARE_VM_GC_G1_G1REMSETSUMMARY_HPP