void symbolTable::switch_pointers(oop from, oop to) { if (! from->is_symbol()) return; assert(to->is_symbol(), "cannot replace a symbol with a non-symbol"); symbolTableEntry* e; FOR_ALL_ENTRIES(e) { symbolOop* addr; FOR_ALL_SYMBOL_ADDR(e, addr, SWITCH_POINTERS_TEMPLATE(addr)); } }
int symbolKlass::oop_adjust_pointers(oop obj) { assert(obj->is_symbol(), "should be symbol"); symbolOop s = symbolOop(obj); // Get size before changing pointers. // Don't call size() or oop_size() since that is a virtual call. int size = s->object_size(); // Performance tweak: We skip iterating over the klass pointer since we // know that Universe::symbolKlassObj never moves. return size; }
int symbolKlass::oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr) { assert(obj->is_symbol(), "object must be symbol"); symbolOop s = symbolOop(obj); // Get size before changing pointers. // Don't call size() or oop_size() since that is a virtual call. int size = s->object_size(); // Performance tweak: We skip iterating over the klass pointer since we // know that Universe::symbolKlassObj never moves. return size; }
PRIM_DECL_2(behaviorPrimitives::methodFor, oop receiver, oop selector) { PROLOGUE_2("methodFor", receiver, selector); ASSERT_RECEIVER; if (!selector->is_symbol()) return markSymbol(vmSymbols::first_argument_has_wrong_type()); methodOop m = klassOop(receiver)->klass_part()->lookup(symbolOop(selector)); if (m) return m; return markSymbol(vmSymbols::not_found()); }
object_type ClassifyObjectClosure::classify_object(oop obj, bool count) { object_type type = unknown_type; Klass* k = obj->blueprint(); if (k->as_klassOop() == SystemDictionary::Object_klass()) { tty->print_cr("Found the class!"); } if (count) { k->set_alloc_count(k->alloc_count() + 1); } if (obj->is_instance()) { if (k->oop_is_instanceRef()) { type = instanceRef_type; } else { type = instance_type; } } else if (obj->is_typeArray()) { type = typeArray_type; } else if (obj->is_objArray()) { type = objArray_type; } else if (obj->is_symbol()) { type = symbol_type; } else if (obj->is_klass()) { Klass* k = ((klassOop)obj)->klass_part(); if (k->oop_is_instance()) { type = instanceKlass_type; } else { type = klass_type; } } else if (obj->is_method()) { type = method_type; } else if (obj->is_constMethod()) { type = constMethod_type; } else if (obj->is_methodData()) { ShouldNotReachHere(); } else if (obj->is_constantPool()) { type = constantPool_type; } else if (obj->is_constantPoolCache()) { type = constantPoolCache_type; } else if (obj->is_compiledICHolder()) { type = compiledICHolder_type; } else { ShouldNotReachHere(); } assert(type != unknown_type, "found object of unknown type."); return type; }
void symbolKlass::oop_follow_contents(oop obj) { assert (obj->is_symbol(), "object must be symbol"); // Performance tweak: We skip iterating over the klass pointer since we // know that Universe::symbolKlassObj never moves. // Note: do not follow next link here (see SymbolTable::follow_contents) }
bool symbolKlass::oop_is_parsable(oop obj) const { assert(obj->is_symbol(),"must be a symbol"); symbolOop s = symbolOop(obj); return s->object_is_parsable(); }
int symbolKlass::oop_size(oop obj) const { assert(obj->is_symbol(),"must be a symbol"); symbolOop s = symbolOop(obj); int size = s->object_size(); return size; }
void symbolKlass::oop_copy_contents(PSPromotionManager* pm, oop obj) { assert(obj->is_symbol(), "should be symbol"); }
int symbolKlass::oop_update_pointers(ParCompactionManager* cm, oop obj, HeapWord* beg_addr, HeapWord* end_addr) { assert(obj->is_symbol(), "should be symbol"); return symbolOop(obj)->object_size(); }