1 /* 2 * Copyright (c) 1997, 2008, 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 25 # include "incls/_precompiled.incl" 26 # include "incls/_task.cpp.incl" 27 28 int PeriodicTask::_num_tasks = 0; 29 PeriodicTask* PeriodicTask::_tasks[PeriodicTask::max_tasks]; 30 #ifndef PRODUCT 31 elapsedTimer PeriodicTask::_timer; 32 int PeriodicTask::_intervalHistogram[PeriodicTask::max_interval]; 33 int PeriodicTask::_ticks; 34 35 void PeriodicTask::print_intervals() { 36 if (ProfilerCheckIntervals) { 37 for (int i = 0; i < PeriodicTask::max_interval; i++) { 38 int n = _intervalHistogram[i]; 39 if (n > 0) tty->print_cr("%3d: %5d (%4.1f%%)", i, n, 100.0 * n / _ticks); 40 } 41 } 42 } 43 #endif 44 45 void PeriodicTask::real_time_tick(size_t delay_time) { 46 #ifndef PRODUCT | 1 /* 2 * Copyright (c) 1997, 2010, 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 25 #include "precompiled.hpp" 26 #include "memory/allocation.hpp" 27 #include "runtime/init.hpp" 28 #include "runtime/task.hpp" 29 #include "runtime/timer.hpp" 30 #ifdef TARGET_OS_FAMILY_linux 31 # include "os_linux.inline.hpp" 32 # include "thread_linux.inline.hpp" 33 #endif 34 #ifdef TARGET_OS_FAMILY_solaris 35 # include "os_solaris.inline.hpp" 36 # include "thread_solaris.inline.hpp" 37 #endif 38 #ifdef TARGET_OS_FAMILY_windows 39 # include "os_windows.inline.hpp" 40 # include "thread_windows.inline.hpp" 41 #endif 42 43 int PeriodicTask::_num_tasks = 0; 44 PeriodicTask* PeriodicTask::_tasks[PeriodicTask::max_tasks]; 45 #ifndef PRODUCT 46 elapsedTimer PeriodicTask::_timer; 47 int PeriodicTask::_intervalHistogram[PeriodicTask::max_interval]; 48 int PeriodicTask::_ticks; 49 50 void PeriodicTask::print_intervals() { 51 if (ProfilerCheckIntervals) { 52 for (int i = 0; i < PeriodicTask::max_interval; i++) { 53 int n = _intervalHistogram[i]; 54 if (n > 0) tty->print_cr("%3d: %5d (%4.1f%%)", i, n, 100.0 * n / _ticks); 55 } 56 } 57 } 58 #endif 59 60 void PeriodicTask::real_time_tick(size_t delay_time) { 61 #ifndef PRODUCT |