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 #ifdef TARGET_OS_FAMILY_bsd
  43 # include "os_bsd.inline.hpp"
  44 # include "thread_bsd.inline.hpp"
  45 #endif
  46 
  47 int PeriodicTask::_num_tasks = 0;
  48 PeriodicTask* PeriodicTask::_tasks[PeriodicTask::max_tasks];
  49 #ifndef PRODUCT
  50 elapsedTimer PeriodicTask::_timer;
  51 int PeriodicTask::_intervalHistogram[PeriodicTask::max_interval];
  52 int PeriodicTask::_ticks;
  53 
  54 void PeriodicTask::print_intervals() {
  55   if (ProfilerCheckIntervals) {
  56     for (int i = 0; i < PeriodicTask::max_interval; i++) {
  57       int n = _intervalHistogram[i];
  58       if (n > 0) tty->print_cr("%3d: %5d (%4.1f%%)", i, n, 100.0 * n / _ticks);
  59     }
  60   }
  61 }
  62 #endif
  63 
  64 void PeriodicTask::real_time_tick(int delay_time) {

   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/thread.inline.hpp"
  30 #include "runtime/timer.hpp"
  31 #ifdef TARGET_OS_FAMILY_linux
  32 # include "os_linux.inline.hpp"

  33 #endif
  34 #ifdef TARGET_OS_FAMILY_solaris
  35 # include "os_solaris.inline.hpp"

  36 #endif
  37 #ifdef TARGET_OS_FAMILY_windows
  38 # include "os_windows.inline.hpp"

  39 #endif
  40 #ifdef TARGET_OS_FAMILY_bsd
  41 # include "os_bsd.inline.hpp"

  42 #endif
  43 
  44 int PeriodicTask::_num_tasks = 0;
  45 PeriodicTask* PeriodicTask::_tasks[PeriodicTask::max_tasks];
  46 #ifndef PRODUCT
  47 elapsedTimer PeriodicTask::_timer;
  48 int PeriodicTask::_intervalHistogram[PeriodicTask::max_interval];
  49 int PeriodicTask::_ticks;
  50 
  51 void PeriodicTask::print_intervals() {
  52   if (ProfilerCheckIntervals) {
  53     for (int i = 0; i < PeriodicTask::max_interval; i++) {
  54       int n = _intervalHistogram[i];
  55       if (n > 0) tty->print_cr("%3d: %5d (%4.1f%%)", i, n, 100.0 * n / _ticks);
  56     }
  57   }
  58 }
  59 #endif
  60 
  61 void PeriodicTask::real_time_tick(int delay_time) {