| /* |
| * Copyright (c) 2014, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef SHARE_VM_MEMORY_ITERATOR_INLINE_HPP |
| #define SHARE_VM_MEMORY_ITERATOR_INLINE_HPP |
| |
| #include "classfile/classLoaderData.hpp" |
| #include "memory/iterator.hpp" |
| #include "oops/klass.hpp" |
| #include "oops/instanceKlass.inline.hpp" |
| #include "oops/instanceMirrorKlass.inline.hpp" |
| #include "oops/instanceClassLoaderKlass.inline.hpp" |
| #include "oops/instanceRefKlass.inline.hpp" |
| #include "oops/objArrayKlass.inline.hpp" |
| #include "oops/typeArrayKlass.inline.hpp" |
| #include "utilities/debug.hpp" |
| |
| inline void MetadataAwareOopClosure::do_cld_nv(ClassLoaderData* cld) { |
| assert(_klass_closure._oop_closure == this, "Must be"); |
| |
| bool claim = true; // Must claim the class loader data before processing. |
| cld->oops_do(_klass_closure._oop_closure, &_klass_closure, claim); |
| } |
| |
| inline void MetadataAwareOopClosure::do_klass_nv(Klass* k) { |
| ClassLoaderData* cld = k->class_loader_data(); |
| do_cld_nv(cld); |
| } |
| |
| #ifdef ASSERT |
| // This verification is applied to all visited oops. |
| // The closures can turn is off by overriding should_verify_oops(). |
| template <typename T> |
| void ExtendedOopClosure::verify(T* p) { |
| if (should_verify_oops()) { |
| T heap_oop = oopDesc::load_heap_oop(p); |
| if (!oopDesc::is_null(heap_oop)) { |
| oop o = oopDesc::decode_heap_oop_not_null(heap_oop); |
| assert(Universe::heap()->is_in_closed_subset(o), |
| "should be in closed *p " PTR_FORMAT " " PTR_FORMAT, p2i(p), p2i(o)); |
| } |
| } |
| } |
| #endif |
| |
| // Implementation of the non-virtual do_oop dispatch. |
| |
| template <class OopClosureType, typename T> |
| inline void Devirtualizer<true>::do_oop(OopClosureType* closure, T* p) { |
| debug_only(closure->verify(p)); |
| closure->do_oop_nv(p); |
| } |
| template <class OopClosureType> |
| inline void Devirtualizer<true>::do_klass(OopClosureType* closure, Klass* k) { |
| closure->do_klass_nv(k); |
| } |
| template <class OopClosureType> |
| void Devirtualizer<true>::do_cld(OopClosureType* closure, ClassLoaderData* cld) { |
| closure->do_cld_nv(cld); |
| } |
| template <class OopClosureType> |
| inline bool Devirtualizer<true>::do_metadata(OopClosureType* closure) { |
| // Make sure the non-virtual and the virtual versions match. |
| assert(closure->do_metadata_nv() == closure->do_metadata(), "Inconsistency in do_metadata"); |
| return closure->do_metadata_nv(); |
| } |
| |
| // Implementation of the virtual do_oop dispatch. |
| |
| template <class OopClosureType, typename T> |
| void Devirtualizer<false>::do_oop(OopClosureType* closure, T* p) { |
| debug_only(closure->verify(p)); |
| closure->do_oop(p); |
| } |
| template <class OopClosureType> |
| void Devirtualizer<false>::do_klass(OopClosureType* closure, Klass* k) { |
| closure->do_klass(k); |
| } |
| template <class OopClosureType> |
| void Devirtualizer<false>::do_cld(OopClosureType* closure, ClassLoaderData* cld) { |
| closure->do_cld(cld); |
| } |
| template <class OopClosureType> |
| bool Devirtualizer<false>::do_metadata(OopClosureType* closure) { |
| return closure->do_metadata(); |
| } |
| |
| // The list of all "specializable" oop_oop_iterate function definitions. |
| #define ALL_KLASS_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \ |
| ALL_INSTANCE_KLASS_OOP_OOP_ITERATE_DEFN( OopClosureType, nv_suffix) \ |
| ALL_INSTANCE_REF_KLASS_OOP_OOP_ITERATE_DEFN( OopClosureType, nv_suffix) \ |
| ALL_INSTANCE_MIRROR_KLASS_OOP_OOP_ITERATE_DEFN( OopClosureType, nv_suffix) \ |
| ALL_INSTANCE_CLASS_LOADER_KLASS_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \ |
| ALL_OBJ_ARRAY_KLASS_OOP_OOP_ITERATE_DEFN( OopClosureType, nv_suffix) \ |
| ALL_TYPE_ARRAY_KLASS_OOP_OOP_ITERATE_DEFN( OopClosureType, nv_suffix) |
| |
| #endif // SHARE_VM_MEMORY_ITERATOR_INLINE_HPP |