/*

 * Copyright (c) 2016, 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_GC_PARALLEL_PSPARALLELCOMPACT_INLINE_HPP

#define SHARE_VM_GC_PARALLEL_PSPARALLELCOMPACT_INLINE_HPP

#include "gc/parallel/parallelScavengeHeap.hpp"

#include "gc/parallel/psParallelCompact.hpp"

#include "gc/shared/collectedHeap.hpp"

#include "oops/klass.hpp"

#include "oops/oop.inline.hpp"

inline bool PSParallelCompact::mark_obj(oop obj) {

  const int obj_size = obj->size();

  if (mark_bitmap()->mark_obj(obj, obj_size)) {

    _summary_data.add_obj(obj, obj_size);

    return true;

  } else {

    return false;

  }

}

template <class T>

inline void PSParallelCompact::adjust_pointer(T* p, ParCompactionManager* cm) {

  T heap_oop = oopDesc::load_heap_oop(p);

  if (!oopDesc::is_null(heap_oop)) {

    oop obj     = oopDesc::decode_heap_oop_not_null(heap_oop);

    assert(ParallelScavengeHeap::heap()->is_in(obj), "should be in heap");

    oop new_obj = (oop)summary_data().calc_new_pointer(obj, cm);

    assert(new_obj != NULL,                    // is forwarding ptr?

           "should be forwarded");

    // Just always do the update unconditionally?

    if (new_obj != NULL) {

      assert(ParallelScavengeHeap::heap()->is_in_reserved(new_obj),

             "should be in object space");

      oopDesc::encode_store_heap_oop_not_null(p, new_obj);

    }

  }

}

template <typename T>

void PSParallelCompact::AdjustPointerClosure::do_oop_nv(T* p) {

  adjust_pointer(p, _cm);

}

inline void PSParallelCompact::AdjustPointerClosure::do_oop(oop* p)       { do_oop_nv(p); }

inline void PSParallelCompact::AdjustPointerClosure::do_oop(narrowOop* p) { do_oop_nv(p); }

#endif // SHARE_VM_GC_PARALLEL_PSPARALLELCOMPACT_INLINE_HPP