src/hotspot/share/runtime/timerTrace.cpp
author erikj
Tue, 12 Sep 2017 19:03:39 +0200
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parent 37161 hotspot/src/share/vm/runtime/timerTrace.cpp@e881f320966e
permissions -rw-r--r--
8187443: Forest Consolidation: Move files to unified layout Reviewed-by: darcy, ihse
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/*
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 * Copyright (c) 2016, 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 "runtime/timerTrace.hpp"
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TraceTime::TraceTime(const char* title,
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                     bool doit) {
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  _active   = doit;
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  _verbose  = true;
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  _title    = title;
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  _print    = NULL;
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  if (_active) {
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    _accum = NULL;
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    _t.start();
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  }
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}
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TraceTime::TraceTime(const char* title,
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                     elapsedTimer* accumulator,
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                     bool doit,
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                     bool verbose) {
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  _active   = doit;
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  _verbose  = verbose;
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  _title    = title;
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  _print    = NULL;
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  if (_active) {
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    _accum = accumulator;
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    _t.start();
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  }
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}
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TraceTime::TraceTime(const char* title,
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                     TraceTimerLogPrintFunc ttlpf) {
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  _active   = ttlpf!= NULL;
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  _verbose  = true;
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  _title    = title;
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  _print    = ttlpf;
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  if (_active) {
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    _accum = NULL;
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    _t.start();
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  }
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}
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TraceTime::~TraceTime() {
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  if (!_active) {
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    return;
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  }
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  _t.stop();
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  if (_accum != NULL) {
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    _accum->add(_t);
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  }
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  if (!_verbose) {
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    return;
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  }
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  if (_print) {
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    _print("%s, %3.7f secs", _title, _t.seconds());
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  } else {
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    tty->print_cr("[%s, %3.7f secs]", _title, _t.seconds());
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    tty->flush();
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  }
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}
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