1 /* 2 * Copyright (c) 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 #ifndef SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTSGC_HPP 26 #define SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTSGC_HPP 27 28 #include "runtime/globals.hpp" 29 #include "utilities/globalDefinitions.hpp" 30 31 /* 32 * Here we have GC arguments constraints functions, which are called automatically 33 * whenever flag's value changes. If the constraint fails the function should return 34 * an appropriate error value. 35 */ 36 37 Flag::Error MinHeapFreeRatioConstraintFunc(bool verbose, uintx* value); 38 Flag::Error MaxHeapFreeRatioConstraintFunc(bool verbose, uintx* value); 39 40 Flag::Error MinMetaspaceFreeRatioConstraintFunc(bool verbose, uintx* value); 41 Flag::Error MaxMetaspaceFreeRatioConstraintFunc(bool verbose, uintx* value); 42 43 Flag::Error InitialTenuringThresholdConstraintFunc(bool verbose, uintx* value); 44 Flag::Error MaxTenuringThresholdConstraintFunc(bool verbose, uintx* value); 45 46 #if INCLUDE_ALL_GCS 47 Flag::Error G1NewSizePercentConstraintFunc(bool verbose, uintx* value); 48 Flag::Error G1MaxNewSizePercentConstraintFunc(bool verbose, uintx* value); 49 #endif // INCLUDE_ALL_GCS 50 51 Flag::Error CMSOldPLABMinConstraintFunc(bool verbose, size_t* value); 52 53 Flag::Error CMSPrecleanDenominatorConstraintFunc(bool verbose, uintx* value); 54 Flag::Error CMSPrecleanNumeratorConstraintFunc(bool verbose, uintx* value); 55 56 Flag::Error SurvivorAlignmentInBytesConstraintFunc(bool verbose, intx* value); 57 58 #endif /* SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTSGC_HPP */