1 /*
   2  * Copyright (c) 2015, 2019, 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 #ifndef SHARE_OOPS_OBJARRAYOOP_INLINE_HPP
  26 #define SHARE_OOPS_OBJARRAYOOP_INLINE_HPP
  27 
  28 #include "oops/access.inline.hpp"
  29 #include "oops/arrayOop.inline.hpp"
  30 #include "oops/objArrayOop.hpp"
  31 #include "oops/oop.inline.hpp"
  32 #include "runtime/globals.hpp"
  33 
  34 inline HeapWord* objArrayOopDesc::base() const { return (HeapWord*) arrayOopDesc::base(T_OBJECT); }
  35 inline HeapWord* objArrayOopDesc::base_raw() const { return (HeapWord*) arrayOopDesc::base_raw(T_OBJECT); }
  36 
  37 template <class T> T* objArrayOopDesc::obj_at_addr(int index) const {
  38   assert(is_within_bounds(index), "index out of bounds");
  39   return &((T*)base())[index];
  40 }
  41 
  42 template <class T> T* objArrayOopDesc::obj_at_addr_raw(int index) const {
  43   assert(is_within_bounds(index), "index out of bounds");
  44   return &((T*)base_raw())[index];
  45 }
  46 
  47 inline oop objArrayOopDesc::obj_at(int index) const {
  48   ptrdiff_t offset = UseCompressedOops ? obj_at_offset<narrowOop>(index) : obj_at_offset<oop>(index);
  49   return HeapAccess<IS_ARRAY>::oop_load_at(as_oop(), offset);
  50 }
  51 
  52 inline void objArrayOopDesc::obj_at_put(int index, oop value) {
  53   ptrdiff_t offset = UseCompressedOops ? obj_at_offset<narrowOop>(index) : obj_at_offset<oop>(index);
  54   HeapAccess<IS_ARRAY>::oop_store_at(as_oop(), offset, value);
  55 }
  56 
  57 template <DecoratorSet ds>
  58 inline void objArrayOopDesc::obj_at_put_access(int index, oop value) {
  59   ptrdiff_t offset = UseCompressedOops ? obj_at_offset<narrowOop>(index) : obj_at_offset<oop>(index);
  60   HeapAccess<IS_ARRAY | ds>::oop_store_at(as_oop(), offset, value);
  61 }
  62 
  63 #endif // SHARE_OOPS_OBJARRAYOOP_INLINE_HPP