/*
 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 * 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.
 *
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#ifndef SHARE_VM_OOPS_VALUEARRAYOOP_INLINE_HPP
#define SHARE_VM_OOPS_VALUEARRAYOOP_INLINE_HPP

#include "oops/access.inline.hpp"
#include "oops/arrayOop.inline.hpp"
#include "oops/valueArrayOop.hpp"
#include "oops/valueKlass.inline.hpp"
#include "oops/oop.inline.hpp"
#include "runtime/globals.hpp"

inline void* valueArrayOopDesc::base() const { return arrayOopDesc::base(T_VALUETYPE); }

inline void* valueArrayOopDesc::value_at_addr(int index, jint lh) const {
  assert(is_within_bounds(index), "index out of bounds");

  address addr = (address) base();
  addr += (index << Klass::layout_helper_log2_element_size(lh));
  return (void*) addr;
}

inline int valueArrayOopDesc::object_size() const {
  return object_size(klass()->layout_helper(), length());
}

inline oop valueArrayOopDesc::value_copy_from_index(valueArrayHandle vah, int index, TRAPS) {
  ValueArrayKlass* vaklass = ValueArrayKlass::cast(vah->klass());
  ValueKlass* vklass = vaklass->element_klass();
  if (vklass->is_empty_value()) {
    return vklass->default_value();
  } else {
    oop buf = vklass->allocate_instance(CHECK_NULL);
    vklass->value_copy_payload_to_new_oop(vah->value_at_addr(index, vaklass->layout_helper()) ,buf);
    return buf;
  }
}

inline void valueArrayOopDesc::value_copy_from_index(int index, oop dst) const {
  ValueArrayKlass* vaklass = ValueArrayKlass::cast(klass());
  ValueKlass* vklass = vaklass->element_klass();
  if (vklass->is_empty_value()) {
    return; // Assumes dst was a new and clean buffer (OptoRuntime::load_unknown_value())
  } else {
    void* src = value_at_addr(index, vaklass->layout_helper());
    return vklass->value_copy_payload_to_new_oop(src ,dst);
  }
}

inline void valueArrayOopDesc::value_copy_to_index(oop src, int index) const {
  ValueArrayKlass* vaklass = ValueArrayKlass::cast(klass());
  ValueKlass* vklass = vaklass->element_klass();
  if (vklass->is_empty_value()) {
    return;
  }
  void* dst = value_at_addr(index, vaklass->layout_helper());
  vklass->value_copy_oop_to_payload(src, dst);
}



#endif // SHARE_VM_OOPS_VALUEARRAYOOP_INLINE_HPP