hotspot/src/share/vm/oops/methodCounters.cpp
author emc
Mon, 10 Nov 2014 16:45:46 -0500
changeset 27612 7201412afbd0
parent 26586 992efa57514f
child 28650 772aaab2582f
permissions -rw-r--r--
8058313: Mismatch of method descriptor and MethodParameters.parameters_count should cause MalformedParameterException Summary: Allow hotspot to store and report zero-length MethodParameters attribute data Reviewed-by: coleenp, jiangli
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/*
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 * Copyright (c) 2013, 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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#include "precompiled.hpp"
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#include "oops/methodCounters.hpp"
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#include "runtime/thread.inline.hpp"
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MethodCounters* MethodCounters::allocate(ClassLoaderData* loader_data, TRAPS) {
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  return new(loader_data, size(), false, MetaspaceObj::MethodCountersType, THREAD) MethodCounters();
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}
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void MethodCounters::clear_counters() {
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  invocation_counter()->reset();
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  backedge_counter()->reset();
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  set_interpreter_throwout_count(0);
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  set_interpreter_invocation_count(0);
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  set_nmethod_age(INT_MAX);
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#ifdef TIERED
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  set_prev_time(0);
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  set_rate(0);
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  set_highest_comp_level(0);
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  set_highest_osr_comp_level(0);
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#endif
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}
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int MethodCounters::highest_comp_level() const {
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#ifdef TIERED
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  return _highest_comp_level;
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#else
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  return CompLevel_none;
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#endif
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}
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void MethodCounters::set_highest_comp_level(int level) {
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#ifdef TIERED
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  _highest_comp_level = level;
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#endif
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}
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int MethodCounters::highest_osr_comp_level() const {
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#ifdef TIERED
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  return _highest_osr_comp_level;
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#else
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  return CompLevel_none;
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#endif
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}
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void MethodCounters::set_highest_osr_comp_level(int level) {
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#ifdef TIERED
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  _highest_osr_comp_level = level;
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#endif
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}
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