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src/share/vm/memory/specialized_oop_closures.cpp@ddce0b7cee93 (annotated)

src/share/vm/memory/specialized_oop_closures.cpp

Tue, 24 Feb 2015 15:04:52 -0500

author

dlong

date

Tue, 24 Feb 2015 15:04:52 -0500

changeset 7598

ddce0b7cee93

parent 2314

f95d63e2154a

child 6876

710a3c8b516e

permissions

-rw-r--r--

8072383: resolve conflicts between open and closed ports
Summary: refactor close to remove references to closed ports
Reviewed-by: kvn, simonis, sgehwolf, dholmes

duke@435	1	/*
stefank@2314	2	* Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
stefank@2314	25	#include "precompiled.hpp"
stefank@2314	26	#include "memory/specialized_oop_closures.hpp"
stefank@2314	27	#include "utilities/ostream.hpp"
duke@435	28
duke@435	29	// For keeping stats on effectiveness.
duke@435	30	#ifndef PRODUCT
duke@435	31	#if ENABLE_SPECIALIZATION_STATS
duke@435	32
duke@435	33	int SpecializationStats::_numCallsAll;
duke@435	34
duke@435	35	int SpecializationStats::_numCallsTotal[NUM_Kinds];
duke@435	36	int SpecializationStats::_numCalls_nv[NUM_Kinds];
duke@435	37
duke@435	38	int SpecializationStats::_numDoOopCallsTotal[NUM_Kinds];
duke@435	39	int SpecializationStats::_numDoOopCalls_nv[NUM_Kinds];
duke@435	40
duke@435	41	void SpecializationStats::clear() {
duke@435	42	_numCallsAll = 0;
duke@435	43	for (int k = ik; k < NUM_Kinds; k++) {
duke@435	44	_numCallsTotal[k] = 0;
duke@435	45	_numCalls_nv[k] = 0;
duke@435	46
duke@435	47	_numDoOopCallsTotal[k] = 0;
duke@435	48	_numDoOopCalls_nv[k] = 0;
duke@435	49	}
duke@435	50	}
duke@435	51
duke@435	52	void SpecializationStats::print() {
duke@435	53	const char* header_format = " %20s %10s %11s %10s";
duke@435	54	const char* line_format = " %20s %10d %11d %9.2f%%";
duke@435	55	int all_numCallsTotal =
duke@435	56	_numCallsTotal[ik] + _numCallsTotal[irk] + _numCallsTotal[oa];
duke@435	57	int all_numCalls_nv =
duke@435	58	_numCalls_nv[ik] + _numCalls_nv[irk] + _numCalls_nv[oa];
duke@435	59	gclog_or_tty->print_cr("\nOf %d oop_oop_iterate calls %d (%6.3f%%) are in (ik, irk, oa).",
duke@435	60	_numCallsAll, all_numCallsTotal,
duke@435	61	100.0 * (float)all_numCallsTotal / (float)_numCallsAll);
duke@435	62	// irk calls are double-counted.
duke@435	63	int real_ik_numCallsTotal = _numCallsTotal[ik] - _numCallsTotal[irk];
duke@435	64	int real_ik_numCalls_nv = _numCalls_nv[ik] - _numCalls_nv[irk];
duke@435	65	gclog_or_tty->print_cr("");
duke@435	66	gclog_or_tty->print_cr(header_format, "oop_oop_iterate:", "calls", "non-virtual", "pct");
duke@435	67	gclog_or_tty->print_cr(header_format,
duke@435	68	"----------",
duke@435	69	"----------",
duke@435	70	"-----------",
duke@435	71	"----------");
duke@435	72	gclog_or_tty->print_cr(line_format, "all",
duke@435	73	all_numCallsTotal,
duke@435	74	all_numCalls_nv,
duke@435	75	100.0 * (float)all_numCalls_nv / (float)all_numCallsTotal);
duke@435	76	gclog_or_tty->print_cr(line_format, "ik",
duke@435	77	real_ik_numCallsTotal, real_ik_numCalls_nv,
duke@435	78	100.0 * (float)real_ik_numCalls_nv /
duke@435	79	(float)real_ik_numCallsTotal);
duke@435	80	gclog_or_tty->print_cr(line_format, "irk",
duke@435	81	_numCallsTotal[irk], _numCalls_nv[irk],
duke@435	82	100.0 * (float)_numCalls_nv[irk] / (float)_numCallsTotal[irk]);
duke@435	83	gclog_or_tty->print_cr(line_format, "oa",
duke@435	84	_numCallsTotal[oa], _numCalls_nv[oa],
duke@435	85	100.0 * (float)_numCalls_nv[oa] / (float)_numCallsTotal[oa]);
duke@435	86
duke@435	87
duke@435	88	gclog_or_tty->print_cr("");
duke@435	89	gclog_or_tty->print_cr(header_format, "do_oop:", "calls", "non-virtual", "pct");
duke@435	90	gclog_or_tty->print_cr(header_format,
duke@435	91	"----------",
duke@435	92	"----------",
duke@435	93	"-----------",
duke@435	94	"----------");
duke@435	95	int all_numDoOopCallsTotal =
duke@435	96	_numDoOopCallsTotal[ik] + _numDoOopCallsTotal[irk] + _numDoOopCallsTotal[oa];
duke@435	97	int all_numDoOopCalls_nv =
duke@435	98	_numDoOopCalls_nv[ik] + _numDoOopCalls_nv[irk] + _numDoOopCalls_nv[oa];
duke@435	99	gclog_or_tty->print_cr(line_format, "all",
duke@435	100	all_numDoOopCallsTotal, all_numDoOopCalls_nv,
duke@435	101	100.0 * (float)all_numDoOopCalls_nv /
duke@435	102	(float)all_numDoOopCallsTotal);
duke@435	103	const char* kind_names[] = { "ik", "irk", "oa" };
duke@435	104	for (int k = ik; k < NUM_Kinds; k++) {
duke@435	105	gclog_or_tty->print_cr(line_format, kind_names[k],
duke@435	106	_numDoOopCallsTotal[k], _numDoOopCalls_nv[k],
duke@435	107	(_numDoOopCallsTotal[k] > 0 ?
duke@435	108	100.0 * (float)_numDoOopCalls_nv[k] /
duke@435	109	(float)_numDoOopCallsTotal[k]
duke@435	110	: 0.0));
duke@435	111	}
duke@435	112	}
duke@435	113
duke@435	114	#endif // ENABLE_SPECIALIZATION_STATS
duke@435	115	#endif // !PRODUCT