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src/share/vm/runtime/timer.cpp

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rev 7854 : imported patch 8027962-per-phase-timing-measurements-for-strong-roots-processing
rev 7855 : [mq]: 8027962-bengt-suggestions

*** 1,7 **** /* ! * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. --- 1,7 ---- /* ! * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation.
*** 138,147 **** --- 138,161 ---- tty->flush(); } } } + TrackPhaseTime::TrackPhaseTime(PhaseTimeData *data, uint phase) : + _data(data), _phase(phase) { + if (_data != NULL && _data->active()) { + _last = os::elapsed_counter(); + } + } + + TrackPhaseTime::~TrackPhaseTime() { + if (_data != NULL && _data->active()) { + double time = (double)(os::elapsed_counter() - _last) * 1000.0 / os::elapsed_frequency(); + _data->set_value(_phase, time); + } + } + TraceCPUTime::TraceCPUTime(bool doit, bool print_cr, outputStream *logfile) : _active(doit), _print_cr(print_cr),
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