| /* |
| * Copyright 1997-2007 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| * |
| */ |
| |
| # include "incls/_precompiled.incl" |
| # include "incls/_arrayKlassKlass.cpp.incl" |
| |
| |
| klassOop arrayKlassKlass::create_klass(TRAPS) { |
| arrayKlassKlass o; |
| KlassHandle h_this_klass(THREAD, Universe::klassKlassObj()); |
| KlassHandle k = base_create_klass(h_this_klass, header_size(), o.vtbl_value(), CHECK_NULL); |
| // Make sure size calculation is right |
| assert(k()->size() == align_object_size(header_size()), "wrong size for object"); |
| java_lang_Class::create_mirror(k, CHECK_NULL); // Allocate mirror, make links |
| return k(); |
| } |
| |
| bool arrayKlassKlass::oop_is_parsable(oop obj) const { |
| assert(obj->is_klass(), "must be klass"); |
| arrayKlass* ak = arrayKlass::cast(klassOop(obj)); |
| return (!ak->null_vtbl()) && ak->object_is_parsable(); |
| } |
| |
| void arrayKlassKlass::oop_follow_contents(oop obj) { |
| assert(obj->is_klass(), "must be klass"); |
| arrayKlass* ak = arrayKlass::cast(klassOop(obj)); |
| MarkSweep::mark_and_push(ak->adr_component_mirror()); |
| MarkSweep::mark_and_push(ak->adr_lower_dimension()); |
| MarkSweep::mark_and_push(ak->adr_higher_dimension()); |
| { |
| HandleMark hm; |
| ak->vtable()->oop_follow_contents(); |
| } |
| klassKlass::oop_follow_contents(obj); |
| } |
| |
| #ifndef SERIALGC |
| void arrayKlassKlass::oop_follow_contents(ParCompactionManager* cm, |
| oop obj) { |
| assert(obj->is_klass(), "must be klass"); |
| arrayKlass* ak = arrayKlass::cast(klassOop(obj)); |
| PSParallelCompact::mark_and_push(cm, ak->adr_component_mirror()); |
| PSParallelCompact::mark_and_push(cm, ak->adr_lower_dimension()); |
| PSParallelCompact::mark_and_push(cm, ak->adr_higher_dimension()); |
| { |
| HandleMark hm; |
| ak->vtable()->oop_follow_contents(cm); |
| } |
| klassKlass::oop_follow_contents(cm, obj); |
| } |
| #endif // SERIALGC |
| |
| |
| int arrayKlassKlass::oop_adjust_pointers(oop obj) { |
| assert(obj->is_klass(), "must be klass"); |
| arrayKlass* ak = arrayKlass::cast(klassOop(obj)); |
| MarkSweep::adjust_pointer(ak->adr_component_mirror()); |
| MarkSweep::adjust_pointer(ak->adr_lower_dimension()); |
| MarkSweep::adjust_pointer(ak->adr_higher_dimension()); |
| { |
| HandleMark hm; |
| ak->vtable()->oop_adjust_pointers(); |
| } |
| return klassKlass::oop_adjust_pointers(obj); |
| } |
| |
| |
| int arrayKlassKlass::oop_oop_iterate(oop obj, OopClosure* blk) { |
| assert(obj->is_klass(), "must be klass"); |
| arrayKlass* ak = arrayKlass::cast(klassOop(obj)); |
| blk->do_oop(ak->adr_component_mirror()); |
| blk->do_oop(ak->adr_lower_dimension()); |
| blk->do_oop(ak->adr_higher_dimension()); |
| ak->vtable()->oop_oop_iterate(blk); |
| return klassKlass::oop_oop_iterate(obj, blk); |
| } |
| |
| |
| int arrayKlassKlass::oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr) { |
| assert(obj->is_klass(), "must be klass"); |
| arrayKlass* ak = arrayKlass::cast(klassOop(obj)); |
| blk->do_oop(ak->adr_component_mirror()); |
| blk->do_oop(ak->adr_lower_dimension()); |
| blk->do_oop(ak->adr_higher_dimension()); |
| ak->vtable()->oop_oop_iterate_m(blk, mr); |
| return klassKlass::oop_oop_iterate_m(obj, blk, mr); |
| } |
| |
| #ifndef SERIALGC |
| void arrayKlassKlass::oop_copy_contents(PSPromotionManager* pm, oop obj) { |
| assert(obj->blueprint()->oop_is_arrayKlass(),"must be an array klass"); |
| } |
| |
| void arrayKlassKlass::oop_push_contents(PSPromotionManager* pm, oop obj) { |
| assert(obj->blueprint()->oop_is_arrayKlass(),"must be an array klass"); |
| } |
| |
| int arrayKlassKlass::oop_update_pointers(ParCompactionManager* cm, oop obj) { |
| assert(obj->is_klass(), "must be klass"); |
| arrayKlass* ak = arrayKlass::cast(klassOop(obj)); |
| PSParallelCompact::adjust_pointer(ak->adr_component_mirror()); |
| PSParallelCompact::adjust_pointer(ak->adr_lower_dimension()); |
| PSParallelCompact::adjust_pointer(ak->adr_higher_dimension()); |
| { |
| HandleMark hm; |
| ak->vtable()->oop_update_pointers(cm); |
| } |
| return klassKlass::oop_update_pointers(cm, obj); |
| } |
| |
| int |
| arrayKlassKlass::oop_update_pointers(ParCompactionManager* cm, oop obj, |
| HeapWord* beg_addr, HeapWord* end_addr) { |
| assert(obj->is_klass(), "must be klass"); |
| arrayKlass* ak = arrayKlass::cast(klassOop(obj)); |
| |
| oop* p; |
| p = ak->adr_component_mirror(); |
| PSParallelCompact::adjust_pointer(p, beg_addr, end_addr); |
| p = ak->adr_lower_dimension(); |
| PSParallelCompact::adjust_pointer(p, beg_addr, end_addr); |
| p = ak->adr_higher_dimension(); |
| PSParallelCompact::adjust_pointer(p, beg_addr, end_addr); |
| |
| { |
| HandleMark hm; |
| ak->vtable()->oop_update_pointers(cm, beg_addr, end_addr); |
| } |
| return klassKlass::oop_update_pointers(cm, obj, beg_addr, end_addr); |
| } |
| #endif // SERIALGC |
| |
| #ifndef PRODUCT |
| |
| // Printing |
| |
| void arrayKlassKlass::oop_print_on(oop obj, outputStream* st) { |
| assert(obj->is_klass(), "must be klass"); |
| klassKlass::oop_print_on(obj, st); |
| } |
| |
| |
| void arrayKlassKlass::oop_print_value_on(oop obj, outputStream* st) { |
| assert(obj->is_klass(), "must be klass"); |
| arrayKlass* ak = arrayKlass::cast(klassOop(obj)); |
| for(int index = 0; index < ak->dimension(); index++) { |
| st->print("[]"); |
| } |
| } |
| #endif |
| |
| |
| const char* arrayKlassKlass::internal_name() const { |
| return "{array class}"; |
| } |
| |
| void arrayKlassKlass::oop_verify_on(oop obj, outputStream* st) { |
| klassKlass::oop_verify_on(obj, st); |
| |
| arrayKlass* ak = arrayKlass::cast(klassOop(obj)); |
| if (!obj->partially_loaded()) { |
| if (ak->component_mirror() != NULL) |
| guarantee(ak->component_mirror()->klass(), "should have a class"); |
| if (ak->lower_dimension() != NULL) |
| guarantee(ak->lower_dimension()->klass(), "should have a class"); |
| if (ak->higher_dimension() != NULL) |
| guarantee(ak->higher_dimension()->klass(), "should have a class"); |
| } |
| } |