1 /*

     2  * Copyright (c) 2015, 2019, 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 #ifndef SHARE_GC_CMS_JVMFLAGCONSTRAINTSCMS_HPP

    26 #define SHARE_GC_CMS_JVMFLAGCONSTRAINTSCMS_HPP

    27 

    28 #include "runtime/flags/jvmFlag.hpp"

    29 #include "utilities/globalDefinitions.hpp"

    30 

    31 // CMS Flag Constraints

    32 JVMFlag::Error ParGCStridesPerThreadConstraintFunc(uintx value, bool verbose);

    33 JVMFlag::Error ParGCCardsPerStrideChunkConstraintFunc(intx value, bool verbose);

    34 JVMFlag::Error CMSOldPLABMinConstraintFunc(size_t value, bool verbose);

    35 JVMFlag::Error CMSOldPLABMaxConstraintFunc(size_t value, bool verbose);

    36 JVMFlag::Error CMSRescanMultipleConstraintFunc(size_t value, bool verbose);

    37 JVMFlag::Error CMSConcMarkMultipleConstraintFunc(size_t value, bool verbose);

    38 JVMFlag::Error CMSPrecleanDenominatorConstraintFunc(uintx value, bool verbose);

    39 JVMFlag::Error CMSPrecleanNumeratorConstraintFunc(uintx value, bool verbose);

    40 JVMFlag::Error CMSSamplingGrainConstraintFunc(uintx value, bool verbose);

    41 JVMFlag::Error CMSWorkQueueDrainThresholdConstraintFunc(uintx value, bool verbose);

    42 JVMFlag::Error CMSBitMapYieldQuantumConstraintFunc(size_t value, bool verbose);

    43 

    44 // CMS Subconstraints

    45 JVMFlag::Error ParallelGCThreadsConstraintFuncCMS(uint value, bool verbose);

    46 JVMFlag::Error OldPLABSizeConstraintFuncCMS(size_t value, bool verbose);

    47 

    48 #endif // SHARE_GC_CMS_JVMFLAGCONSTRAINTSCMS_HPP