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src/share/vm/jfr/writers/jfrPosition.inline.hpp@b985cbb00e68 (annotated)

src/share/vm/jfr/writers/jfrPosition.inline.hpp

Mon, 12 Aug 2019 18:30:40 +0300

author

apetushkov

date

Mon, 12 Aug 2019 18:30:40 +0300

changeset 9858

b985cbb00e68

child 9947

db357034b763

permissions

-rw-r--r--

8223147: JFR Backport
8199712: Flight Recorder
8203346: JFR: Inconsistent signature of jfr_add_string_constant
8195817: JFR.stop should require name of recording
8195818: JFR.start should increase autogenerated name by one
8195819: Remove recording=x from jcmd JFR.check output
8203921: JFR thread sampling is missing fixes from JDK-8194552
8203929: Limit amount of data for JFR.dump
8203664: JFR start failure after AppCDS archive created with JFR StartFlightRecording
8003209: JFR events for network utilization
8207392: [PPC64] Implement JFR profiling
8202835: jfr/event/os/TestSystemProcess.java fails on missing events
Summary: Backport JFR from JDK11. Initial integration
Reviewed-by: neugens

apetushkov@9858	1	/*
apetushkov@9858	2	* Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
apetushkov@9858	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
apetushkov@9858	4	*
apetushkov@9858	5	* This code is free software; you can redistribute it and/or modify it
apetushkov@9858	6	* under the terms of the GNU General Public License version 2 only, as
apetushkov@9858	7	* published by the Free Software Foundation.
apetushkov@9858	8	*
apetushkov@9858	9	* This code is distributed in the hope that it will be useful, but WITHOUT
apetushkov@9858	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
apetushkov@9858	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
apetushkov@9858	12	* version 2 for more details (a copy is included in the LICENSE file that
apetushkov@9858	13	* accompanied this code).
apetushkov@9858	14	*
apetushkov@9858	15	* You should have received a copy of the GNU General Public License version
apetushkov@9858	16	* 2 along with this work; if not, write to the Free Software Foundation,
apetushkov@9858	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
apetushkov@9858	18	*
apetushkov@9858	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
apetushkov@9858	20	* or visit www.oracle.com if you need additional information or have any
apetushkov@9858	21	* questions.
apetushkov@9858	22	*
apetushkov@9858	23	*/
apetushkov@9858	24
apetushkov@9858	25	#ifndef SHARE_VM_JFR_WRITERS_JFRPOSITION_INLINE_HPP
apetushkov@9858	26	#define SHARE_VM_JFR_WRITERS_JFRPOSITION_INLINE_HPP
apetushkov@9858	27
apetushkov@9858	28	#include "jfr/writers/jfrPosition.hpp"
apetushkov@9858	29
apetushkov@9858	30	template <typename AP>
apetushkov@9858	31	inline const u1* Position<AP>::start_pos() const {
apetushkov@9858	32	return _start_pos;
apetushkov@9858	33	}
apetushkov@9858	34
apetushkov@9858	35	template <typename AP>
apetushkov@9858	36	inline void Position<AP>::set_start_pos(const u1* position) {
apetushkov@9858	37	_start_pos = position;
apetushkov@9858	38	}
apetushkov@9858	39
apetushkov@9858	40	template <typename AP>
apetushkov@9858	41	inline u1* Position<AP>::current_pos() {
apetushkov@9858	42	return _current_pos;
apetushkov@9858	43	}
apetushkov@9858	44
apetushkov@9858	45	template <typename AP>
apetushkov@9858	46	inline void Position<AP>::set_current_pos(const u1* new_position) {
apetushkov@9858	47	_current_pos = const_cast<u1*>(new_position);
apetushkov@9858	48	}
apetushkov@9858	49
apetushkov@9858	50	template <typename AP>
apetushkov@9858	51	inline void Position<AP>::set_current_pos(size_t size) {
apetushkov@9858	52	_current_pos += size;
apetushkov@9858	53	}
apetushkov@9858	54
apetushkov@9858	55	template <typename AP>
apetushkov@9858	56	inline const u1* Position<AP>::end_pos() const {
apetushkov@9858	57	return _end_pos;
apetushkov@9858	58	}
apetushkov@9858	59
apetushkov@9858	60	template <typename AP>
apetushkov@9858	61	inline void Position<AP>::set_end_pos(const u1* position) {
apetushkov@9858	62	_end_pos = position;
apetushkov@9858	63	}
apetushkov@9858	64
apetushkov@9858	65	template <typename AP>
apetushkov@9858	66	inline Position<AP>::Position(const u1* start_pos, size_t size) :
apetushkov@9858	67	AP(),
apetushkov@9858	68	_start_pos(start_pos),
apetushkov@9858	69	_current_pos(const_cast<u1*>(start_pos)),
apetushkov@9858	70	_end_pos(start_pos + size) {
apetushkov@9858	71	}
apetushkov@9858	72
apetushkov@9858	73	template <typename AP>
apetushkov@9858	74	inline Position<AP>::Position() : _start_pos(NULL), _current_pos(NULL), _end_pos(NULL) {
apetushkov@9858	75	}
apetushkov@9858	76
apetushkov@9858	77	template <typename AP>
apetushkov@9858	78	inline size_t Position<AP>::available_size() const {
apetushkov@9858	79	return _end_pos - _current_pos;
apetushkov@9858	80	}
apetushkov@9858	81
apetushkov@9858	82	template <typename AP>
apetushkov@9858	83	inline intptr_t Position<AP>::used_offset() const {
apetushkov@9858	84	return _current_pos - _start_pos;
apetushkov@9858	85	}
apetushkov@9858	86
apetushkov@9858	87	template <typename AP>
apetushkov@9858	88	inline intptr_t Position<AP>::current_offset() const {
apetushkov@9858	89	return this->used_offset();
apetushkov@9858	90	}
apetushkov@9858	91
apetushkov@9858	92	template <typename AP>
apetushkov@9858	93	inline size_t Position<AP>::used_size() const {
apetushkov@9858	94	return (size_t)used_offset();
apetushkov@9858	95	}
apetushkov@9858	96
apetushkov@9858	97	template <typename AP>
apetushkov@9858	98	inline void Position<AP>::reset() {
apetushkov@9858	99	set_current_pos(_start_pos);
apetushkov@9858	100	}
apetushkov@9858	101
apetushkov@9858	102	#endif // SHARE_VM_JFR_WRITERS_JFRPOSITION_INLINE_HPP