src/hotspot/share/gc/shared/softRefPolicy.cpp
author tschatzl
Tue, 29 May 2018 09:26:00 +0200
changeset 50605 7f63c74f0974
parent 49047 8f004146e407
permissions -rw-r--r--
8202845: Refactor reference processing for improved parallelism Summary: Fold reference processing's nine phases into four to decrease startup and termination time of this phase. Reviewed-by: kbarrett, sjohanss
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
49047
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
     1
/*
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
     2
 * Copyright (c) 2001, 2016, Oracle and/or its affiliates. All rights reserved.
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
     4
 *
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
     7
 * published by the Free Software Foundation.
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
     8
 *
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    13
 * accompanied this code).
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    14
 *
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    18
 *
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    19
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    20
 * or visit www.oracle.com if you need additional information or have any
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    21
 * questions.
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    22
 *
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    23
 */
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    24
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    25
#include "precompiled.hpp"
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    26
#include "gc/shared/softRefPolicy.hpp"
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    27
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    28
SoftRefPolicy::SoftRefPolicy() :
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    29
    _should_clear_all_soft_refs(false),
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    30
    _all_soft_refs_clear(false) {
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    31
}
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    32
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    33
bool SoftRefPolicy::use_should_clear_all_soft_refs(bool v) {
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    34
  bool result = _should_clear_all_soft_refs;
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    35
  set_should_clear_all_soft_refs(false);
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    36
  return result;
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    37
}
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    38
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    39
void SoftRefPolicy::cleared_all_soft_refs() {
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    40
  _all_soft_refs_clear = true;
8f004146e407 8198515: Extract SoftReferencePolicy code out of CollectorPolicy
stefank
parents:
diff changeset
    41
}