< prev index next >

src/hotspot/share/cds/heapShared.cpp

Print this page

1735     // aot-initialize classes that are "safe".
1736     //
1737     // TODO: we need an automatic tool that checks the safety of aot-initialized
1738     // classes (when we extend the set of aot-initialized classes beyond JEP 483)
1739     return;
1740   } else {
1741     // In this case, the special subgraph should contain a few specific types
1742     GrowableArray<Klass*>* klasses = _dump_time_special_subgraph->subgraph_object_klasses();
1743     int num = klasses->length();
1744     for (int i = 0; i < num; i++) {
1745       Klass* subgraph_k = klasses->at(i);
1746       Symbol* name = subgraph_k->name();
1747       if (subgraph_k->is_instance_klass() &&
1748           name != vmSymbols::java_lang_Class() &&
1749           name != vmSymbols::java_lang_String() &&
1750           name != vmSymbols::java_lang_ArithmeticException() &&
1751           name != vmSymbols::java_lang_ArrayIndexOutOfBoundsException() &&
1752           name != vmSymbols::java_lang_ArrayStoreException() &&
1753           name != vmSymbols::java_lang_ClassCastException() &&
1754           name != vmSymbols::java_lang_InternalError() &&
1755           name != vmSymbols::java_lang_NullPointerException()) {

1756         ResourceMark rm;
1757         fatal("special subgraph cannot have objects of type %s", subgraph_k->external_name());
1758       }
1759     }
1760   }
1761 }
1762 
1763 HeapShared::SeenObjectsTable* HeapShared::_seen_objects_table = nullptr;
1764 HeapShared::PendingOop HeapShared::_object_being_archived;
1765 int HeapShared::_num_new_walked_objs;
1766 int HeapShared::_num_new_archived_objs;
1767 int HeapShared::_num_old_recorded_klasses;
1768 
1769 int HeapShared::_num_total_subgraph_recordings = 0;
1770 int HeapShared::_num_total_walked_objs = 0;
1771 int HeapShared::_num_total_archived_objs = 0;
1772 int HeapShared::_num_total_recorded_klasses = 0;
1773 int HeapShared::_num_total_verifications = 0;
1774 
1775 bool HeapShared::has_been_seen_during_subgraph_recording(oop obj) {

1735     // aot-initialize classes that are "safe".
1736     //
1737     // TODO: we need an automatic tool that checks the safety of aot-initialized
1738     // classes (when we extend the set of aot-initialized classes beyond JEP 483)
1739     return;
1740   } else {
1741     // In this case, the special subgraph should contain a few specific types
1742     GrowableArray<Klass*>* klasses = _dump_time_special_subgraph->subgraph_object_klasses();
1743     int num = klasses->length();
1744     for (int i = 0; i < num; i++) {
1745       Klass* subgraph_k = klasses->at(i);
1746       Symbol* name = subgraph_k->name();
1747       if (subgraph_k->is_instance_klass() &&
1748           name != vmSymbols::java_lang_Class() &&
1749           name != vmSymbols::java_lang_String() &&
1750           name != vmSymbols::java_lang_ArithmeticException() &&
1751           name != vmSymbols::java_lang_ArrayIndexOutOfBoundsException() &&
1752           name != vmSymbols::java_lang_ArrayStoreException() &&
1753           name != vmSymbols::java_lang_ClassCastException() &&
1754           name != vmSymbols::java_lang_InternalError() &&
1755           name != vmSymbols::java_lang_NullPointerException() &&
1756           name != vmSymbols::jdk_internal_vm_PreemptedException()) {
1757         ResourceMark rm;
1758         fatal("special subgraph cannot have objects of type %s", subgraph_k->external_name());
1759       }
1760     }
1761   }
1762 }
1763 
1764 HeapShared::SeenObjectsTable* HeapShared::_seen_objects_table = nullptr;
1765 HeapShared::PendingOop HeapShared::_object_being_archived;
1766 int HeapShared::_num_new_walked_objs;
1767 int HeapShared::_num_new_archived_objs;
1768 int HeapShared::_num_old_recorded_klasses;
1769 
1770 int HeapShared::_num_total_subgraph_recordings = 0;
1771 int HeapShared::_num_total_walked_objs = 0;
1772 int HeapShared::_num_total_archived_objs = 0;
1773 int HeapShared::_num_total_recorded_klasses = 0;
1774 int HeapShared::_num_total_verifications = 0;
1775 
1776 bool HeapShared::has_been_seen_during_subgraph_recording(oop obj) {
< prev index next >