src/share/vm/memory/barrierSet.inline.hpp

Wed, 16 Dec 2009 12:54:49 -0500

author
phh
date
Wed, 16 Dec 2009 12:54:49 -0500
changeset 1558
167c2986d91b
parent 1280
df6caf649ff7
child 1526
6aa7255741f3
permissions
-rw-r--r--

6843629: Make current hotspot build part of jdk5 control build
Summary: Source changes for older compilers plus makefile changes.
Reviewed-by: xlu

     1 /*
     2  * Copyright 2001-2008 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
    20  * CA 95054 USA or visit www.sun.com if you need additional information or
    21  * have any questions.
    22  *
    23  */
    25 // Inline functions of BarrierSet, which de-virtualize certain
    26 // performance-critical calls when the barrier is the most common
    27 // card-table kind.
    29 template <class T> void BarrierSet::write_ref_field_pre(T* field, oop new_val) {
    30   if (kind() == CardTableModRef) {
    31     ((CardTableModRefBS*)this)->inline_write_ref_field_pre(field, new_val);
    32   } else {
    33     write_ref_field_pre_work(field, new_val);
    34   }
    35 }
    37 void BarrierSet::write_ref_field(void* field, oop new_val) {
    38   if (kind() == CardTableModRef) {
    39     ((CardTableModRefBS*)this)->inline_write_ref_field(field, new_val);
    40   } else {
    41     write_ref_field_work(field, new_val);
    42   }
    43 }
    45 void BarrierSet::write_ref_array(MemRegion mr) {
    46   if (kind() == CardTableModRef) {
    47     ((CardTableModRefBS*)this)->inline_write_ref_array(mr);
    48   } else {
    49     write_ref_array_work(mr);
    50   }
    51 }
    53 void BarrierSet::write_region(MemRegion mr) {
    54   if (kind() == CardTableModRef) {
    55     ((CardTableModRefBS*)this)->inline_write_region(mr);
    56   } else {
    57     write_region_work(mr);
    58   }
    59 }

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