author | phh |
Sat, 30 Nov 2019 14:33:05 -0800 | |
changeset 59330 | 5b96c12f909d |
parent 50289 | 0195ee80e530 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2015, 2018, 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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|
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#include "precompiled.hpp" |
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#include "gc/parallel/jvmFlagConstraintsParallel.hpp" |
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#include "runtime/globals.hpp" |
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#include "utilities/globalDefinitions.hpp" |
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JVMFlag::Error ParallelGCThreadsConstraintFuncParallel(uint value, bool verbose) { |
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// Parallel GC passes ParallelGCThreads when creating GrowableArray as 'int' type parameter. |
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// So can't exceed with "max_jint" |
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|
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if (UseParallelGC && (value > (uint)max_jint)) { |
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JVMFlag::printError(verbose, |
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"ParallelGCThreads (" UINT32_FORMAT ") must be " |
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"less than or equal to " UINT32_FORMAT " for Parallel GC\n", |
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value, max_jint); |
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return JVMFlag::VIOLATES_CONSTRAINT; |
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} |
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return JVMFlag::SUCCESS; |
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} |
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JVMFlag::Error InitialTenuringThresholdConstraintFuncParallel(uintx value, bool verbose) { |
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// InitialTenuringThreshold is only used for ParallelGC. |
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if (UseParallelGC && (value > MaxTenuringThreshold)) { |
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JVMFlag::printError(verbose, |
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"InitialTenuringThreshold (" UINTX_FORMAT ") must be " |
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"less than or equal to MaxTenuringThreshold (" UINTX_FORMAT ")\n", |
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value, MaxTenuringThreshold); |
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return JVMFlag::VIOLATES_CONSTRAINT; |
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} |
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return JVMFlag::SUCCESS; |
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} |
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JVMFlag::Error MaxTenuringThresholdConstraintFuncParallel(uintx value, bool verbose) { |
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// As only ParallelGC uses InitialTenuringThreshold, |
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// we don't need to compare InitialTenuringThreshold with MaxTenuringThreshold. |
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if (UseParallelGC && (value < InitialTenuringThreshold)) { |
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JVMFlag::printError(verbose, |
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"MaxTenuringThreshold (" UINTX_FORMAT ") must be " |
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"greater than or equal to InitialTenuringThreshold (" UINTX_FORMAT ")\n", |
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value, InitialTenuringThreshold); |
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return JVMFlag::VIOLATES_CONSTRAINT; |
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} |
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return JVMFlag::SUCCESS; |
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} |