< prev index next >

src/hotspot/share/runtime/thread.cpp

Print this page




   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 "classfile/classLoader.hpp"
  27 #include "classfile/javaClasses.hpp"
  28 #include "classfile/moduleEntry.hpp"
  29 #include "classfile/systemDictionary.hpp"
  30 #include "classfile/vmSymbols.hpp"
  31 #include "code/codeCache.hpp"
  32 #include "code/scopeDesc.hpp"
  33 #include "compiler/compileBroker.hpp"
  34 #include "compiler/compileTask.hpp"
  35 #include "gc/shared/gcId.hpp"
  36 #include "gc/shared/gcLocker.inline.hpp"
  37 #include "gc/shared/workgroup.hpp"
  38 #include "interpreter/interpreter.hpp"
  39 #include "interpreter/linkResolver.hpp"
  40 #include "interpreter/oopMapCache.hpp"
  41 #include "jvmtifiles/jvmtiEnv.hpp"
  42 #include "logging/log.hpp"
  43 #include "logging/logConfiguration.hpp"
  44 #include "logging/logStream.hpp"
  45 #include "memory/metaspaceShared.hpp"
  46 #include "memory/oopFactory.hpp"
  47 #include "memory/resourceArea.hpp"
  48 #include "memory/universe.inline.hpp"
  49 #include "oops/instanceKlass.hpp"
  50 #include "oops/objArrayOop.hpp"
  51 #include "oops/oop.inline.hpp"
  52 #include "oops/symbol.hpp"
  53 #include "oops/verifyOopClosure.hpp"
  54 #include "prims/jvm.h"
  55 #include "prims/jvm_misc.hpp"
  56 #include "prims/jvmtiExport.hpp"
  57 #include "prims/jvmtiThreadState.hpp"
  58 #include "prims/privilegedStack.hpp"
  59 #include "runtime/arguments.hpp"
  60 #include "runtime/atomic.hpp"
  61 #include "runtime/biasedLocking.hpp"
  62 #include "runtime/commandLineFlagConstraintList.hpp"
  63 #include "runtime/commandLineFlagWriteableList.hpp"
  64 #include "runtime/commandLineFlagRangeList.hpp"
  65 #include "runtime/deoptimization.hpp"
  66 #include "runtime/frame.inline.hpp"
  67 #include "runtime/globals.hpp"
  68 #include "runtime/init.hpp"
  69 #include "runtime/interfaceSupport.hpp"
  70 #include "runtime/java.hpp"
  71 #include "runtime/javaCalls.hpp"
  72 #include "runtime/jniPeriodicChecker.hpp"
  73 #include "runtime/timerTrace.hpp"
  74 #include "runtime/memprofiler.hpp"


 745   _jmp_ring[index]._file = file;
 746   _jmp_ring[index]._line = line;
 747 }
 748 #endif // PRODUCT
 749 
 750 void Thread::interrupt(Thread* thread) {
 751   debug_only(check_for_dangling_thread_pointer(thread);)
 752   os::interrupt(thread);
 753 }
 754 
 755 bool Thread::is_interrupted(Thread* thread, bool clear_interrupted) {
 756   debug_only(check_for_dangling_thread_pointer(thread);)
 757   // Note:  If clear_interrupted==false, this simply fetches and
 758   // returns the value of the field osthread()->interrupted().
 759   return os::is_interrupted(thread, clear_interrupted);
 760 }
 761 
 762 
 763 // GC Support
 764 bool Thread::claim_oops_do_par_case(int strong_roots_parity) {
 765   jint thread_parity = _oops_do_parity;
 766   if (thread_parity != strong_roots_parity) {
 767     jint res = Atomic::cmpxchg(strong_roots_parity, &_oops_do_parity, thread_parity);
 768     if (res == thread_parity) {
 769       return true;
 770     } else {
 771       guarantee(res == strong_roots_parity, "Or else what?");
 772       return false;
 773     }
 774   }
 775   return false;
 776 }
 777 
 778 void Thread::oops_do(OopClosure* f, CodeBlobClosure* cf) {
 779   active_handles()->oops_do(f);
 780   // Do oop for ThreadShadow
 781   f->do_oop((oop*)&_pending_exception);
 782   handle_area()->oops_do(f);
 783 
 784   if (MonitorInUseLists) {
 785     // When using thread local monitor lists, we scan them here,




   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 "jvm.h"
  27 #include "classfile/classLoader.hpp"
  28 #include "classfile/javaClasses.hpp"
  29 #include "classfile/moduleEntry.hpp"
  30 #include "classfile/systemDictionary.hpp"
  31 #include "classfile/vmSymbols.hpp"
  32 #include "code/codeCache.hpp"
  33 #include "code/scopeDesc.hpp"
  34 #include "compiler/compileBroker.hpp"
  35 #include "compiler/compileTask.hpp"
  36 #include "gc/shared/gcId.hpp"
  37 #include "gc/shared/gcLocker.inline.hpp"
  38 #include "gc/shared/workgroup.hpp"
  39 #include "interpreter/interpreter.hpp"
  40 #include "interpreter/linkResolver.hpp"
  41 #include "interpreter/oopMapCache.hpp"
  42 #include "jvmtifiles/jvmtiEnv.hpp"
  43 #include "logging/log.hpp"
  44 #include "logging/logConfiguration.hpp"
  45 #include "logging/logStream.hpp"
  46 #include "memory/metaspaceShared.hpp"
  47 #include "memory/oopFactory.hpp"
  48 #include "memory/resourceArea.hpp"
  49 #include "memory/universe.inline.hpp"
  50 #include "oops/instanceKlass.hpp"
  51 #include "oops/objArrayOop.hpp"
  52 #include "oops/oop.inline.hpp"
  53 #include "oops/symbol.hpp"
  54 #include "oops/verifyOopClosure.hpp"

  55 #include "prims/jvm_misc.hpp"
  56 #include "prims/jvmtiExport.hpp"
  57 #include "prims/jvmtiThreadState.hpp"
  58 #include "prims/privilegedStack.hpp"
  59 #include "runtime/arguments.hpp"
  60 #include "runtime/atomic.hpp"
  61 #include "runtime/biasedLocking.hpp"
  62 #include "runtime/commandLineFlagConstraintList.hpp"
  63 #include "runtime/commandLineFlagWriteableList.hpp"
  64 #include "runtime/commandLineFlagRangeList.hpp"
  65 #include "runtime/deoptimization.hpp"
  66 #include "runtime/frame.inline.hpp"
  67 #include "runtime/globals.hpp"
  68 #include "runtime/init.hpp"
  69 #include "runtime/interfaceSupport.hpp"
  70 #include "runtime/java.hpp"
  71 #include "runtime/javaCalls.hpp"
  72 #include "runtime/jniPeriodicChecker.hpp"
  73 #include "runtime/timerTrace.hpp"
  74 #include "runtime/memprofiler.hpp"


 745   _jmp_ring[index]._file = file;
 746   _jmp_ring[index]._line = line;
 747 }
 748 #endif // PRODUCT
 749 
 750 void Thread::interrupt(Thread* thread) {
 751   debug_only(check_for_dangling_thread_pointer(thread);)
 752   os::interrupt(thread);
 753 }
 754 
 755 bool Thread::is_interrupted(Thread* thread, bool clear_interrupted) {
 756   debug_only(check_for_dangling_thread_pointer(thread);)
 757   // Note:  If clear_interrupted==false, this simply fetches and
 758   // returns the value of the field osthread()->interrupted().
 759   return os::is_interrupted(thread, clear_interrupted);
 760 }
 761 
 762 
 763 // GC Support
 764 bool Thread::claim_oops_do_par_case(int strong_roots_parity) {
 765   int thread_parity = _oops_do_parity;
 766   if (thread_parity != strong_roots_parity) {
 767     jint res = Atomic::cmpxchg(strong_roots_parity, &_oops_do_parity, thread_parity);
 768     if (res == thread_parity) {
 769       return true;
 770     } else {
 771       guarantee(res == strong_roots_parity, "Or else what?");
 772       return false;
 773     }
 774   }
 775   return false;
 776 }
 777 
 778 void Thread::oops_do(OopClosure* f, CodeBlobClosure* cf) {
 779   active_handles()->oops_do(f);
 780   // Do oop for ThreadShadow
 781   f->do_oop((oop*)&_pending_exception);
 782   handle_area()->oops_do(f);
 783 
 784   if (MonitorInUseLists) {
 785     // When using thread local monitor lists, we scan them here,


< prev index next >