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src/share/vm/oops/instanceKlassKlass.hpp@8033953d67ff (annotated)

src/share/vm/oops/instanceKlassKlass.hpp

Fri, 11 Mar 2011 22:34:57 -0800

author

jrose

date

Fri, 11 Mar 2011 22:34:57 -0800

changeset 2639

8033953d67ff

parent 2314

f95d63e2154a

child 2658

c7f3d0b4570f

permissions

-rw-r--r--

7012648: move JSR 292 to package java.lang.invoke and adjust names
Summary: package and class renaming only; delete unused methods and classes
Reviewed-by: twisti

duke@435	1	/*
stefank@2314	2	* Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
stefank@2314	25	#ifndef SHARE_VM_OOPS_INSTANCEKLASSKLASS_HPP
stefank@2314	26	#define SHARE_VM_OOPS_INSTANCEKLASSKLASS_HPP
stefank@2314	27
stefank@2314	28	#include "oops/klassKlass.hpp"
stefank@2314	29
duke@435	30	// An instanceKlassKlass is the klass of an instanceKlass
duke@435	31
duke@435	32	class instanceKlassKlass : public klassKlass {
duke@435	33	public:
duke@435	34	// Dispatched operation
duke@435	35	bool oop_is_klass() const { return true; }
duke@435	36	bool oop_is_instanceKlass() const { return true; }
duke@435	37
duke@435	38	int oop_size(oop obj) const;
duke@435	39	int klass_oop_size() const { return object_size(); }
duke@435	40
duke@435	41	// Allocation
duke@435	42	DEFINE_ALLOCATE_PERMANENT(instanceKlassKlass);
duke@435	43	static klassOop create_klass(TRAPS);
duke@435	44	klassOop allocate_instance_klass(int vtable_len,
duke@435	45	int itable_len,
duke@435	46	int static_field_size,
jcoomes@1374	47	unsigned int nonstatic_oop_map_count,
duke@435	48	ReferenceType rt,
duke@435	49	TRAPS);
duke@435	50
duke@435	51	// Casting from klassOop
duke@435	52	static instanceKlassKlass* cast(klassOop k) {
duke@435	53	assert(k->klass_part()->oop_is_klass(), "cast to instanceKlassKlass");
duke@435	54	return (instanceKlassKlass*) k->klass_part();
duke@435	55	}
duke@435	56
duke@435	57	// Sizing
duke@435	58	static int header_size() { return oopDesc::header_size() + sizeof(instanceKlassKlass)/HeapWordSize; }
duke@435	59	int object_size() const { return align_object_size(header_size()); }
duke@435	60
duke@435	61	// Garbage collection
duke@435	62	void oop_follow_contents(oop obj);
duke@435	63	int oop_adjust_pointers(oop obj);
duke@435	64	bool oop_is_parsable(oop obj) const;
duke@435	65
duke@435	66	// Parallel Scavenge and Parallel Old
duke@435	67	PARALLEL_GC_DECLS
duke@435	68
duke@435	69	// Iterators
duke@435	70	int oop_oop_iterate(oop obj, OopClosure* blk);
duke@435	71	int oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr);
duke@435	72
duke@435	73	private:
duke@435	74	// Apply closure to the InstanceKlass oops that are outside the java heap.
duke@435	75	inline void iterate_c_heap_oops(instanceKlass* ik, OopClosure* closure);
duke@435	76
duke@435	77	public:
duke@435	78	// Printing
jrose@1590	79	void oop_print_value_on(oop obj, outputStream* st);
jrose@1590	80	#ifndef PRODUCT
duke@435	81	void oop_print_on(oop obj, outputStream* st);
duke@435	82	#endif
duke@435	83
duke@435	84	// Verification
duke@435	85	const char* internal_name() const;
duke@435	86	void oop_verify_on(oop obj, outputStream* st);
duke@435	87	// tells whether obj is partially constructed (gc during class loading)
duke@435	88	bool oop_partially_loaded(oop obj) const;
duke@435	89	void oop_set_partially_loaded(oop obj);
duke@435	90	};
stefank@2314	91
stefank@2314	92	#endif // SHARE_VM_OOPS_INSTANCEKLASSKLASS_HPP