1 /*
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #include "precompiled.hpp"
26 #include "classfile/javaClasses.hpp"
27 #include "classfile/dictionary.hpp"
28 #include "classfile/systemDictionary.hpp"
29 #include "classfile/vmSymbols.hpp"
30 #include "gc_implementation/shared/markSweep.inline.hpp"
31 #include "gc_interface/collectedHeap.inline.hpp"
32 #include "memory/metadataFactory.hpp"
33 #include "memory/oopFactory.hpp"
34 #include "memory/resourceArea.hpp"
35 #include "oops/instanceKlass.hpp"
36 #include "oops/klass.inline.hpp"
37 #include "oops/oop.inline2.hpp"
38 #include "runtime/atomic.hpp"
39 #include "utilities/stack.hpp"
40 #ifndef SERIALGC
41 #include "gc_implementation/parallelScavenge/psParallelCompact.hpp"
42 #include "gc_implementation/parallelScavenge/psPromotionManager.hpp"
43 #include "gc_implementation/parallelScavenge/psScavenge.hpp"
44 #endif
45
46 void Klass::set_name(Symbol* n) {
47 _name = n;
48 if (_name != NULL) _name->increment_refcount();
49 }
50
51 bool Klass::is_subclass_of(Klass* k) const {
607 obj->print_address_on(st);
608
609 if (WizardMode) {
610 // print header
611 obj->mark()->print_on(st);
612 }
613
614 // print class
615 st->print(" - klass: ");
616 obj->klass()->print_value_on(st);
617 st->cr();
618 }
619
620 void Klass::oop_print_value_on(oop obj, outputStream* st) {
621 // print title
622 ResourceMark rm; // Cannot print in debug mode without this
623 st->print("%s", internal_name());
624 obj->print_address_on(st);
625 }
626
627
628 // Verification
629
630 void Klass::verify_on(outputStream* st) {
631 guarantee(!Universe::heap()->is_in_reserved(this), "Shouldn't be");
632 guarantee(this->is_metadata(), "should be in metaspace");
633
634 assert(ClassLoaderDataGraph::contains((address)this), "Should be");
635
636 guarantee(this->is_klass(),"should be klass");
637
638 if (super() != NULL) {
639 guarantee(super()->is_metadata(), "should be in metaspace");
640 guarantee(super()->is_klass(), "should be klass");
641 }
642 if (secondary_super_cache() != NULL) {
643 Klass* ko = secondary_super_cache();
644 guarantee(ko->is_metadata(), "should be in metaspace");
645 guarantee(ko->is_klass(), "should be klass");
646 }
|
1 /*
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #include "precompiled.hpp"
26 #include "classfile/javaClasses.hpp"
27 #include "classfile/dictionary.hpp"
28 #include "classfile/systemDictionary.hpp"
29 #include "classfile/vmSymbols.hpp"
30 #include "gc_implementation/shared/markSweep.inline.hpp"
31 #include "gc_interface/collectedHeap.inline.hpp"
32 #include "memory/heapInspection.hpp"
33 #include "memory/metadataFactory.hpp"
34 #include "memory/oopFactory.hpp"
35 #include "memory/resourceArea.hpp"
36 #include "oops/instanceKlass.hpp"
37 #include "oops/klass.inline.hpp"
38 #include "oops/oop.inline2.hpp"
39 #include "runtime/atomic.hpp"
40 #include "utilities/stack.hpp"
41 #ifndef SERIALGC
42 #include "gc_implementation/parallelScavenge/psParallelCompact.hpp"
43 #include "gc_implementation/parallelScavenge/psPromotionManager.hpp"
44 #include "gc_implementation/parallelScavenge/psScavenge.hpp"
45 #endif
46
47 void Klass::set_name(Symbol* n) {
48 _name = n;
49 if (_name != NULL) _name->increment_refcount();
50 }
51
52 bool Klass::is_subclass_of(Klass* k) const {
608 obj->print_address_on(st);
609
610 if (WizardMode) {
611 // print header
612 obj->mark()->print_on(st);
613 }
614
615 // print class
616 st->print(" - klass: ");
617 obj->klass()->print_value_on(st);
618 st->cr();
619 }
620
621 void Klass::oop_print_value_on(oop obj, outputStream* st) {
622 // print title
623 ResourceMark rm; // Cannot print in debug mode without this
624 st->print("%s", internal_name());
625 obj->print_address_on(st);
626 }
627
628 #if INCLUDE_SERVICES
629 // Size Statistics
630 void Klass::collect_statistics(KlassSizeStats *sz) const {
631 sz->_klass_bytes = sz->count(this);
632 sz->_mirror_bytes = sz->count(java_mirror());
633 sz->_secondary_supers_bytes = sz->count_array(secondary_supers());
634
635 sz->_ro_bytes += sz->_secondary_supers_bytes;
636 sz->_rw_bytes += sz->_klass_bytes + sz->_mirror_bytes;
637 }
638 #endif // INCLUDE_SERVICES
639
640 // Verification
641
642 void Klass::verify_on(outputStream* st) {
643 guarantee(!Universe::heap()->is_in_reserved(this), "Shouldn't be");
644 guarantee(this->is_metadata(), "should be in metaspace");
645
646 assert(ClassLoaderDataGraph::contains((address)this), "Should be");
647
648 guarantee(this->is_klass(),"should be klass");
649
650 if (super() != NULL) {
651 guarantee(super()->is_metadata(), "should be in metaspace");
652 guarantee(super()->is_klass(), "should be klass");
653 }
654 if (secondary_super_cache() != NULL) {
655 Klass* ko = secondary_super_cache();
656 guarantee(ko->is_metadata(), "should be in metaspace");
657 guarantee(ko->is_klass(), "should be klass");
658 }
|