79   }

    79   }

    80   return skip;

    80   return skip;

    81 }

    81 }

    82 

    82 

    83 bool VM_GC_Operation::doit_prologue() {

    83 bool VM_GC_Operation::doit_prologue() {

    85   assert(((_gc_cause != GCCause::_no_gc) &&

    84   assert(((_gc_cause != GCCause::_no_gc) &&

    86           (_gc_cause != GCCause::_no_cause_specified)), "Illegal GCCause");

    85           (_gc_cause != GCCause::_no_cause_specified)), "Illegal GCCause");

    87 

    86 

    88   // To be able to handle a GC the VM initialization needs to be completed.

    87   // To be able to handle a GC the VM initialization needs to be completed.

    89   if (!is_init_completed()) {

    88   if (!is_init_completed()) {

   108   return _prologue_succeeded;

   107   return _prologue_succeeded;

   109 }

   108 }

   110 

   109 

   111 

   110 

   112 void VM_GC_Operation::doit_epilogue() {

   111 void VM_GC_Operation::doit_epilogue() {

   114   // Clean up old interpreter OopMap entries that were replaced

   112   // Clean up old interpreter OopMap entries that were replaced

   115   // during the GC thread root traversal.

   113   // during the GC thread root traversal.

   116   OopMapCache::cleanup_old_entries();

   114   OopMapCache::cleanup_old_entries();

   117   if (Universe::has_reference_pending_list()) {

   115   if (Universe::has_reference_pending_list()) {

   118     Heap_lock->notify_all();

   116     Heap_lock->notify_all();