1 /*
   2  * Copyright (c) 2015, 2018, Red Hat, Inc. All rights reserved.
   3  *
   4  * This code is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU General Public License version 2 only, as
   6  * published by the Free Software Foundation.
   7  *
   8  * This code is distributed in the hope that it will be useful, but WITHOUT
   9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  11  * version 2 for more details (a copy is included in the LICENSE file that
  12  * accompanied this code).
  13  *
  14  * You should have received a copy of the GNU General Public License version
  15  * 2 along with this work; if not, write to the Free Software Foundation,
  16  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  17  *
  18  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  19  * or visit www.oracle.com if you need additional information or have any
  20  * questions.
  21  *
  22  */
  23 
  24 #ifndef SHARE_VM_GC_SHENANDOAH_SHENANDOAHBARRIERSET_INLINE_HPP
  25 #define SHARE_VM_GC_SHENANDOAH_SHENANDOAHBARRIERSET_INLINE_HPP
  26 
  27 #include "gc_implementation/shenandoah/shenandoahBarrierSet.hpp"
  28 #include "gc_implementation/shenandoah/shenandoahForwarding.inline.hpp"
  29 #include "gc_implementation/shenandoah/shenandoahHeap.inline.hpp"
  30 
  31 bool ShenandoahBarrierSet::need_update_refs_barrier() {
  32   return  _heap->is_update_refs_in_progress() ||
  33          (_heap->is_concurrent_mark_in_progress() && _heap->has_forwarded_objects());
  34 }
  35 
  36 inline oop ShenandoahBarrierSet::resolve_forwarded_not_null(oop p) {
  37   return ShenandoahForwarding::get_forwardee(p);
  38 }
  39 
  40 inline oop ShenandoahBarrierSet::resolve_forwarded(oop p) {
  41   if (((HeapWord*) p) != NULL) {
  42     return resolve_forwarded_not_null(p);
  43   } else {
  44     return p;
  45   }
  46 }
  47 
  48 #endif //SHARE_VM_GC_SHENANDOAH_SHENANDOAHBARRIERSET_INLINE_HPP