1 /*

     2  * Copyright (c) 1997, 2015, 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 #include "precompiled.hpp"

    26 #include "gc/shared/barrierSet.inline.hpp"

    27 #include "gc/shared/collectedHeap.hpp"

    28 #include "memory/universe.hpp"

    29 

    30 // count is number of array elements being written

    31 void BarrierSet::static_write_ref_array_pre(HeapWord* start, size_t count) {

    32   assert(count <= (size_t)max_intx, "count too large");

    33   if (UseCompressedOops) {

    34     Universe::heap()->barrier_set()->write_ref_array_pre((narrowOop*)start, (int)count, false);

    35   } else {

    36     Universe::heap()->barrier_set()->write_ref_array_pre(      (oop*)start, (int)count, false);

    37   }

    38 }

    39 

    40 // count is number of array elements being written

    41 void BarrierSet::static_write_ref_array_post(HeapWord* start, size_t count) {

    42   // simply delegate to instance method

    43   Universe::heap()->barrier_set()->write_ref_array(start, count);

    44 }