< prev index next >

src/share/vm/oops/oopsHierarchy.cpp

Print this page




  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/collectedHeap.hpp"
  27 #include "gc/shared/collectedHeap.inline.hpp"
  28 #include "oops/oopsHierarchy.hpp"
  29 #include "runtime/thread.inline.hpp"
  30 #include "utilities/globalDefinitions.hpp"
  31 
  32 #ifdef CHECK_UNHANDLED_OOPS
  33 
  34 void oop::register_oop() {
  35   assert (CheckUnhandledOops, "should only call when CheckUnhandledOops");
  36   if (!Universe::is_fully_initialized()) return;
  37   // This gets expensive, which is why checking unhandled oops is on a switch.
  38   Thread* t = ThreadLocalStorage::thread();
  39   if (t != NULL && t->is_Java_thread()) {
  40      frame fr = os::current_frame();
  41      // This points to the oop creator, I guess current frame points to caller
  42      assert (fr.pc(), "should point to a vm frame");
  43      t->unhandled_oops()->register_unhandled_oop(this, fr.pc());
  44   }
  45 }
  46 
  47 void oop::unregister_oop() {
  48   assert (CheckUnhandledOops, "should only call when CheckUnhandledOops");
  49   if (!Universe::is_fully_initialized()) return;
  50   // This gets expensive, which is why checking unhandled oops is on a switch.
  51   Thread* t = ThreadLocalStorage::thread();
  52   if (t != NULL && t->is_Java_thread()) {
  53     t->unhandled_oops()->unregister_unhandled_oop(this);
  54   }
  55 }
  56 #endif // CHECK_UNHANDLED_OOPS


  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/collectedHeap.hpp"
  27 #include "gc/shared/collectedHeap.inline.hpp"
  28 #include "oops/oopsHierarchy.hpp"
  29 #include "runtime/thread.inline.hpp"
  30 #include "utilities/globalDefinitions.hpp"
  31 
  32 #ifdef CHECK_UNHANDLED_OOPS
  33 
  34 void oop::register_oop() {
  35   assert (CheckUnhandledOops, "should only call when CheckUnhandledOops");
  36   if (!Universe::is_fully_initialized()) return;
  37   // This gets expensive, which is why checking unhandled oops is on a switch.
  38   Thread* t = Thread::current_or_null();
  39   if (t != NULL && t->is_Java_thread()) {
  40      frame fr = os::current_frame();
  41      // This points to the oop creator, I guess current frame points to caller
  42      assert (fr.pc(), "should point to a vm frame");
  43      t->unhandled_oops()->register_unhandled_oop(this, fr.pc());
  44   }
  45 }
  46 
  47 void oop::unregister_oop() {
  48   assert (CheckUnhandledOops, "should only call when CheckUnhandledOops");
  49   if (!Universe::is_fully_initialized()) return;
  50   // This gets expensive, which is why checking unhandled oops is on a switch.
  51   Thread* t = Thread::current_or_null();
  52   if (t != NULL && t->is_Java_thread()) {
  53     t->unhandled_oops()->unregister_unhandled_oop(this);
  54   }
  55 }
  56 #endif // CHECK_UNHANDLED_OOPS
< prev index next >