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110 lines
3.4 KiB
C++
110 lines
3.4 KiB
C++
/*
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* Copyright (c) 2010, 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_OOPS_OBJARRAYKLASS_INLINE_HPP
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#define SHARE_OOPS_OBJARRAYKLASS_INLINE_HPP
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#include "oops/objArrayKlass.hpp"
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#include "memory/memRegion.hpp"
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#include "oops/arrayKlass.hpp"
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#include "oops/arrayOop.hpp"
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#include "oops/klass.hpp"
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#include "oops/objArrayOop.inline.hpp"
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#include "oops/oop.inline.hpp"
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#include "utilities/devirtualizer.inline.hpp"
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#include "utilities/macros.hpp"
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template <typename T, class OopClosureType>
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void ObjArrayKlass::oop_oop_iterate_elements(objArrayOop a, OopClosureType* closure) {
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oop_oop_iterate_elements_range<T>(a, closure, 0, a->length());
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}
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// Like oop_oop_iterate but only iterates over a specified range and only used
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// for objArrayOops.
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template <typename T, class OopClosureType>
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void ObjArrayKlass::oop_oop_iterate_elements_range(objArrayOop a, OopClosureType* closure, int start, int end) {
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T* base = (T*)a->base();
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T* p = base + start;
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T* const end_p = base + end;
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for (;p < end_p; ++p) {
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Devirtualizer::do_oop(closure, p);
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}
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}
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template <typename T, class OopClosureType>
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void ObjArrayKlass::oop_oop_iterate_elements_bounded(
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objArrayOop a, OopClosureType* closure, void* low, void* high) {
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T* const l = (T*)low;
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T* const h = (T*)high;
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T* p = (T*)a->base();
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T* end = p + a->length();
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if (p < l) {
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p = l;
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}
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if (end > h) {
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end = h;
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}
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for (;p < end; ++p) {
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Devirtualizer::do_oop(closure, p);
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}
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}
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template <typename T, typename OopClosureType>
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void ObjArrayKlass::oop_oop_iterate(oop obj, OopClosureType* closure) {
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assert(obj->is_array(), "obj must be array");
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objArrayOop a = objArrayOop(obj);
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if (Devirtualizer::do_metadata(closure)) {
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Devirtualizer::do_klass(closure, obj->klass());
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}
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oop_oop_iterate_elements<T>(a, closure);
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}
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template <typename T, typename OopClosureType>
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void ObjArrayKlass::oop_oop_iterate_reverse(oop obj, OopClosureType* closure) {
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// No reverse implementation ATM.
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oop_oop_iterate<T>(obj, closure);
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}
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template <typename T, typename OopClosureType>
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void ObjArrayKlass::oop_oop_iterate_bounded(oop obj, OopClosureType* closure, MemRegion mr) {
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assert(obj->is_array(), "obj must be array");
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objArrayOop a = objArrayOop(obj);
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if (Devirtualizer::do_metadata(closure)) {
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Devirtualizer::do_klass(closure, a->klass());
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}
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oop_oop_iterate_elements_bounded<T>(a, closure, mr.start(), mr.end());
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}
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#endif // SHARE_OOPS_OBJARRAYKLASS_INLINE_HPP
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