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src/hotspot/share/gc/shared/concurrentGCThread.cpp

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rev 56464 : 8231707: Improve Mutex inlining
Contributed-by: robbin.ehn@oracle.com, claes.redestad@oracle.com


   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 "gc/shared/concurrentGCThread.hpp"
  27 #include "runtime/init.hpp"
  28 #include "runtime/mutexLocker.hpp"
  29 #include "runtime/orderAccess.hpp"
  30 #include "runtime/os.hpp"
  31 
  32 ConcurrentGCThread::ConcurrentGCThread() :
  33     _should_terminate(false),
  34     _has_terminated(false) {}
  35 
  36 void ConcurrentGCThread::create_and_start(ThreadPriority prio) {
  37   if (os::create_thread(this, os::cgc_thread)) {
  38     os::set_priority(this, prio);
  39     os::start_thread(this);
  40   }
  41 }
  42 
  43 void ConcurrentGCThread::run() {
  44   // Setup handle area
  45   set_active_handles(JNIHandleBlock::allocate_block());
  46 
  47   // Wait for initialization to complete
  48   wait_init_completed();




   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 "gc/shared/concurrentGCThread.hpp"
  27 #include "runtime/init.hpp"
  28 #include "runtime/mutexLocker.inline.hpp"
  29 #include "runtime/orderAccess.hpp"
  30 #include "runtime/os.hpp"
  31 
  32 ConcurrentGCThread::ConcurrentGCThread() :
  33     _should_terminate(false),
  34     _has_terminated(false) {}
  35 
  36 void ConcurrentGCThread::create_and_start(ThreadPriority prio) {
  37   if (os::create_thread(this, os::cgc_thread)) {
  38     os::set_priority(this, prio);
  39     os::start_thread(this);
  40   }
  41 }
  42 
  43 void ConcurrentGCThread::run() {
  44   // Setup handle area
  45   set_active_handles(JNIHandleBlock::allocate_block());
  46 
  47   // Wait for initialization to complete
  48   wait_init_completed();


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