/*

 * Copyright (c) 2002, 2010, 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.

 *

 */

inline PSPromotionManager* PSPromotionManager::manager_array(int index) {

  assert(_manager_array != NULL, "access of NULL manager_array");

  assert(index >= 0 && index <= (int)ParallelGCThreads, "out of range manager_array access");

  return _manager_array[index];

}

template <class T>

inline void PSPromotionManager::claim_or_forward_internal_depth(T* p) {

  if (p != NULL) { // XXX: error if p != NULL here

    oop o = oopDesc::load_decode_heap_oop_not_null(p);

    if (o->is_forwarded()) {

      o = o->forwardee();

      // Card mark

      if (PSScavenge::is_obj_in_young((HeapWord*) o)) {

        PSScavenge::card_table()->inline_write_ref_field_gc(p, o);

      }

      oopDesc::encode_store_heap_oop_not_null(p, o);

    } else {

      push_depth(p);

    }

  }

}

template <class T>

inline void PSPromotionManager::claim_or_forward_depth(T* p) {

  assert(PSScavenge::should_scavenge(p, true), "revisiting object?");

  assert(Universe::heap()->kind() == CollectedHeap::ParallelScavengeHeap,

         "Sanity");

  assert(Universe::heap()->is_in(p), "pointer outside heap");

  claim_or_forward_internal_depth(p);

}

inline void PSPromotionManager::process_popped_location_depth(StarTask p) {

  if (is_oop_masked(p)) {

    assert(PSChunkLargeArrays, "invariant");

    oop const old = unmask_chunked_array_oop(p);

    process_array_chunk(old);

  } else {

    if (p.is_narrow()) {

      assert(UseCompressedOops, "Error");

      PSScavenge::copy_and_push_safe_barrier(this, (narrowOop*)p);

    } else {

      PSScavenge::copy_and_push_safe_barrier(this, (oop*)p);

    }

  }

}

#if TASKQUEUE_STATS

void PSPromotionManager::record_steal(StarTask& p) {

  if (is_oop_masked(p)) {

    ++_masked_steals;

  }

}

#endif // TASKQUEUE_STATS