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7200776: Implement default methods in interfaces

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Add generic type analysis and default method selection algorithms

Reviewed-by: coleenp, acorn
This commit is contained in:
Keith McGuigan 2012-10-11 12:25:42 -04:00
parent ff6a68b801
commit 6563cda42b
27 changed files with 4301 additions and 203 deletions
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25
hotspot/src/share/vm/oops/klassVtable.hpp
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@ -84,11 +84,11 @@ class klassVtable : public ResourceObj {
bool is_initialized();
// computes 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,
Klass* super, Array<Method*>* methods,
AccessFlags class_flags, Handle classloader,
Symbol* classname, Array<Klass*>* local_interfaces,
TRAPS);
static void compute_vtable_size_and_num_mirandas(
int* vtable_length, int* num_new_mirandas,
GrowableArray<Method*>* all_mirandas, Klass* super,
Array<Method*>* methods, AccessFlags class_flags, Handle classloader,
Symbol* classname, Array<Klass*>* local_interfaces, TRAPS);
// RedefineClasses() API support:
// If any entry of this vtable points to any of old_methods,
@ -125,12 +125,17 @@ class klassVtable : public ResourceObj {
// support for miranda methods
bool is_miranda_entry_at(int i);
void fill_in_mirandas(int& initialized);
void fill_in_mirandas(int* initialized);
static bool is_miranda(Method* m, Array<Method*>* class_methods, Klass* super);
static void add_new_mirandas_to_list(GrowableArray<Method*>* list_of_current_mirandas, Array<Method*>* current_interface_methods, Array<Method*>* class_methods, Klass* super);
static void get_mirandas(GrowableArray<Method*>* mirandas, Klass* super, Array<Method*>* class_methods, Array<Klass*>* local_interfaces);
static int get_num_mirandas(Klass* super, Array<Method*>* class_methods, Array<Klass*>* local_interfaces);
static void add_new_mirandas_to_lists(
GrowableArray<Method*>* new_mirandas,
GrowableArray<Method*>* all_mirandas,
Array<Method*>* current_interface_methods, Array<Method*>* class_methods,
Klass* super);
static void get_mirandas(
GrowableArray<Method*>* new_mirandas,
GrowableArray<Method*>* all_mirandas, Klass* super,
Array<Method*>* class_methods, Array<Klass*>* local_interfaces);
void verify_against(outputStream* st, klassVtable* vt, int index);
inline InstanceKlass* ik() const;