1/*
2 * Copyright (c) 2013, 2017, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24#include "precompiled.hpp"
25#include "memory/metaspaceClosure.hpp"
26#include "oops/methodCounters.hpp"
27#include "runtime/handles.inline.hpp"
28
29MethodCounters* MethodCounters::allocate(const methodHandle& mh, TRAPS) {
30  ClassLoaderData* loader_data = mh->method_holder()->class_loader_data();
31  return new(loader_data, method_counters_size(), MetaspaceObj::MethodCountersType, THREAD) MethodCounters(mh);
32}
33
34void MethodCounters::clear_counters() {
35  invocation_counter()->reset();
36  backedge_counter()->reset();
37  set_interpreter_throwout_count(0);
38  set_interpreter_invocation_count(0);
39  set_nmethod_age(INT_MAX);
40#ifdef TIERED
41  set_prev_time(0);
42  set_rate(0);
43  set_highest_comp_level(0);
44  set_highest_osr_comp_level(0);
45#endif
46}
47
48
49int MethodCounters::highest_comp_level() const {
50#ifdef TIERED
51  return _highest_comp_level;
52#else
53  return CompLevel_none;
54#endif
55}
56
57void MethodCounters::set_highest_comp_level(int level) {
58#ifdef TIERED
59  _highest_comp_level = level;
60#endif
61}
62
63int MethodCounters::highest_osr_comp_level() const {
64#ifdef TIERED
65  return _highest_osr_comp_level;
66#else
67  return CompLevel_none;
68#endif
69}
70
71void MethodCounters::set_highest_osr_comp_level(int level) {
72#ifdef TIERED
73  _highest_osr_comp_level = level;
74#endif
75}
76
77void MethodCounters::metaspace_pointers_do(MetaspaceClosure* it) {
78  log_trace(cds)("Iter(MethodCounters): %p", this);
79#if INCLUDE_AOT
80  it->push(&_method);
81#endif
82}
83
84void MethodCounters::print_value_on(outputStream* st) const {
85  assert(is_methodCounters(), "must be methodCounters");
86  st->print("method counters");
87  print_address_on(st);
88}
89
90
91