Mercurial > hg > graal-jvmci-8
diff src/share/vm/oops/klassVtable.hpp @ 652:4aaa9f5e02a8
4766230: Hotspot vtable inconsistencies cause core dumps. 6579515. 6582242.
Reviewed-by: kamg, coleenp
| author | acorn |
|---|---|
| date | Wed, 18 Mar 2009 17:20:57 -0400 |
| parents | f8236e79048a |
| children | d3676b4cb78c |
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--- a/src/share/vm/oops/klassVtable.hpp Mon Mar 16 08:50:53 2009 -0400 +++ b/src/share/vm/oops/klassVtable.hpp Wed Mar 18 17:20:57 2009 -0400 @@ -70,8 +70,9 @@ // conputes vtable length (in words) and the number of miranda methods static void compute_vtable_size_and_num_mirandas(int &vtable_length, int &num_miranda_methods, klassOop super, objArrayOop methods, - AccessFlags class_flags, oop classloader, - symbolOop classname, objArrayOop local_interfaces); + AccessFlags class_flags, Handle classloader, + symbolHandle classname, objArrayOop local_interfaces, + TRAPS); // RedefineClasses() API support: // If any entry of this vtable points to any of old_methods, @@ -111,14 +112,16 @@ protected: friend class vtableEntry; private: + enum { VTABLE_TRANSITIVE_OVERRIDE_VERSION = 51 } ; void copy_vtable_to(vtableEntry* start); int initialize_from_super(KlassHandle super); int index_of(methodOop m, int len) const; // same as index_of, but search only up to len void put_method_at(methodOop m, int index); - static bool needs_new_vtable_entry(methodOop m, klassOop super, oop classloader, symbolOop classname, AccessFlags access_flags); - AccessType vtable_accessibility_at(int i); + static bool needs_new_vtable_entry(methodHandle m, klassOop super, Handle classloader, symbolHandle classname, AccessFlags access_flags, TRAPS); - bool update_super_vtable(instanceKlass* klass, methodHandle target_method, int super_vtable_len, bool checkconstraints, TRAPS); + bool update_inherited_vtable(instanceKlass* klass, methodHandle target_method, int super_vtable_len, bool checkconstraints, TRAPS); + instanceKlass* find_transitive_override(instanceKlass* initialsuper, methodHandle target_method, int vtable_index, + Handle target_loader, symbolHandle target_classname, Thread* THREAD); // support for miranda methods bool is_miranda_entry_at(int i);