ed2bb8c9fc
Validate the arguments to all JVM command-line flags so as to avoid crashes, and ensure that appropriate error messages are displayed when they are invalid. Reviewed-by: ddmitriev, dholmes, kbarrett, drwhite, brutisso, coleenp
59 lines
2.4 KiB
C++
59 lines
2.4 KiB
C++
/*
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* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTSGC_HPP
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#define SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTSGC_HPP
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#include "runtime/globals.hpp"
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#include "utilities/globalDefinitions.hpp"
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/*
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* Here we have GC arguments constraints functions, which are called automatically
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* whenever flag's value changes. If the constraint fails the function should return
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* an appropriate error value.
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*/
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Flag::Error MinHeapFreeRatioConstraintFunc(bool verbose, uintx* value);
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Flag::Error MaxHeapFreeRatioConstraintFunc(bool verbose, uintx* value);
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Flag::Error MinMetaspaceFreeRatioConstraintFunc(bool verbose, uintx* value);
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Flag::Error MaxMetaspaceFreeRatioConstraintFunc(bool verbose, uintx* value);
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Flag::Error InitialTenuringThresholdConstraintFunc(bool verbose, uintx* value);
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Flag::Error MaxTenuringThresholdConstraintFunc(bool verbose, uintx* value);
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#if INCLUDE_ALL_GCS
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Flag::Error G1NewSizePercentConstraintFunc(bool verbose, uintx* value);
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Flag::Error G1MaxNewSizePercentConstraintFunc(bool verbose, uintx* value);
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#endif // INCLUDE_ALL_GCS
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Flag::Error CMSOldPLABMinConstraintFunc(bool verbose, size_t* value);
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Flag::Error CMSPrecleanDenominatorConstraintFunc(bool verbose, uintx* value);
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Flag::Error CMSPrecleanNumeratorConstraintFunc(bool verbose, uintx* value);
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Flag::Error SurvivorAlignmentInBytesConstraintFunc(bool verbose, intx* value);
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#endif /* SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTSGC_HPP */
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