diff -r a56b855e11b9 -r 70dab4a0cd45 hotspot/src/cpu/x86/vm/rtmLocking.cpp --- a/hotspot/src/cpu/x86/vm/rtmLocking.cpp Thu Mar 26 11:05:03 2015 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,60 +0,0 @@ -/* - * Copyright (c) 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. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA - * or visit www.oracle.com if you need additional information or have any - * questions. - * - */ - -#include "precompiled.hpp" -#include "memory/allocation.inline.hpp" -#include "runtime/task.hpp" -#include "runtime/rtmLocking.hpp" - -// One-shot PeriodicTask subclass for enabling RTM locking -uintx RTMLockingCounters::_calculation_flag = 0; - -class RTMLockingCalculationTask : public PeriodicTask { - public: - RTMLockingCalculationTask(size_t interval_time) : PeriodicTask(interval_time){ } - - virtual void task() { - RTMLockingCounters::_calculation_flag = 1; - // Reclaim our storage and disenroll ourself - delete this; - } -}; - -void RTMLockingCounters::init() { - if (UseRTMLocking && RTMLockingCalculationDelay > 0) { - RTMLockingCalculationTask* task = new RTMLockingCalculationTask(RTMLockingCalculationDelay); - task->enroll(); - } else { - _calculation_flag = 1; - } -} - -//------------------------------print_on------------------------------- -void RTMLockingCounters::print_on(outputStream* st) { - tty->print_cr("# rtm locks total (estimated): " UINTX_FORMAT, _total_count * RTMTotalCountIncrRate); - tty->print_cr("# rtm lock aborts : " UINTX_FORMAT, _abort_count); - for (int i = 0; i < ABORT_STATUS_LIMIT; i++) { - tty->print_cr("# rtm lock aborts %d: " UINTX_FORMAT, i, _abortX_count[i]); - } -}