author | stefank |
Fri, 04 May 2018 11:41:35 +0200 | |
changeset 49982 | 9042ffe5b7fe |
parent 49902 | 3661f31c6df4 |
child 50289 | 0195ee80e530 |
child 56532 | a594484f54db |
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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#include "precompiled.hpp" |
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#include "gc/shared/collectedHeap.hpp" |
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#include "gc/shared/collectorPolicy.hpp" |
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#include "gc/shared/gcConfig.hpp" |
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#include "gc/shared/jvmFlagConstraintsGC.hpp" |
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#include "gc/shared/plab.hpp" |
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#include "gc/shared/threadLocalAllocBuffer.hpp" |
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#include "runtime/arguments.hpp" |
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#include "runtime/flags/jvmFlagRangeList.hpp" |
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#include "runtime/globals.hpp" |
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#include "runtime/globals_extension.hpp" |
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#include "runtime/thread.inline.hpp" |
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#include "utilities/align.hpp" |
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#include "utilities/defaultStream.hpp" |
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#include "utilities/macros.hpp" |
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#if INCLUDE_CMSGC |
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#include "gc/cms/jvmFlagConstraintsCMS.hpp" |
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#endif |
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#if INCLUDE_G1GC |
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#include "gc/g1/jvmFlagConstraintsG1.hpp" |
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#endif |
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#if INCLUDE_PARALLELGC |
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#include "gc/parallel/jvmFlagConstraintsParallel.hpp" |
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#endif |
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#ifdef COMPILER1 |
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#include "c1/c1_globals.hpp" |
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#endif // COMPILER1 |
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#ifdef COMPILER2 |
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#include "opto/c2_globals.hpp" |
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#endif // COMPILER2 |
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// Some flags that have default values that indicate that the |
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// JVM should automatically determine an appropriate value |
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// for that flag. In those cases it is only appropriate for the |
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// constraint checking to be done if the user has specified the |
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// value(s) of the flag(s) on the command line. In the constraint |
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// checking functions, FLAG_IS_CMDLINE() is used to check if |
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// the flag has been set by the user and so should be checked. |
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// As ParallelGCThreads differs among GC modes, we need constraint function. |
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JVMFlag::Error ParallelGCThreadsConstraintFunc(uint value, bool verbose) { |
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JVMFlag::Error status = JVMFlag::SUCCESS; |
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#if INCLUDE_PARALLELGC |
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status = ParallelGCThreadsConstraintFuncParallel(value, verbose); |
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if (status != JVMFlag::SUCCESS) { |
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return status; |
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} |
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#endif |
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#if INCLUDE_CMSGC |
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status = ParallelGCThreadsConstraintFuncCMS(value, verbose); |
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if (status != JVMFlag::SUCCESS) { |
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return status; |
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} |
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#endif |
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return status; |
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} |
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// As ConcGCThreads should be smaller than ParallelGCThreads, |
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// we need constraint function. |
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JVMFlag::Error ConcGCThreadsConstraintFunc(uint value, bool verbose) { |
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// CMS and G1 GCs use ConcGCThreads. |
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if ((GCConfig::is_gc_selected(CollectedHeap::CMS) || |
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GCConfig::is_gc_selected(CollectedHeap::G1)) && (value > ParallelGCThreads)) { |
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CommandLineError::print(verbose, |
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"ConcGCThreads (" UINT32_FORMAT ") must be " |
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"less than or equal to ParallelGCThreads (" UINT32_FORMAT ")\n", |
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value, ParallelGCThreads); |
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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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static JVMFlag::Error MinPLABSizeBounds(const char* name, size_t value, bool verbose) { |
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if ((GCConfig::is_gc_selected(CollectedHeap::CMS) || |
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GCConfig::is_gc_selected(CollectedHeap::G1) || |
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GCConfig::is_gc_selected(CollectedHeap::Parallel)) && (value < PLAB::min_size())) { |
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CommandLineError::print(verbose, |
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"%s (" SIZE_FORMAT ") must be " |
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"greater than or equal to ergonomic PLAB minimum size (" SIZE_FORMAT ")\n", |
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name, value, PLAB::min_size()); |
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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 MaxPLABSizeBounds(const char* name, size_t value, bool verbose) { |
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if ((GCConfig::is_gc_selected(CollectedHeap::CMS) || |
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GCConfig::is_gc_selected(CollectedHeap::G1) || |
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GCConfig::is_gc_selected(CollectedHeap::Parallel)) && (value > PLAB::max_size())) { |
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CommandLineError::print(verbose, |
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"%s (" SIZE_FORMAT ") must be " |
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"less than or equal to ergonomic PLAB maximum size (" SIZE_FORMAT ")\n", |
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name, value, PLAB::max_size()); |
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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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static JVMFlag::Error MinMaxPLABSizeBounds(const char* name, size_t value, bool verbose) { |
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JVMFlag::Error status = MinPLABSizeBounds(name, value, verbose); |
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if (status == JVMFlag::SUCCESS) { |
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return MaxPLABSizeBounds(name, value, verbose); |
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} |
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return status; |
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} |
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JVMFlag::Error YoungPLABSizeConstraintFunc(size_t value, bool verbose) { |
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return MinMaxPLABSizeBounds("YoungPLABSize", value, verbose); |
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} |
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|
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JVMFlag::Error OldPLABSizeConstraintFunc(size_t value, bool verbose) { |
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JVMFlag::Error status = JVMFlag::SUCCESS; |
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|
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#if INCLUDE_CMSGC |
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if (UseConcMarkSweepGC) { |
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return OldPLABSizeConstraintFuncCMS(value, verbose); |
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} else |
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#endif |
|
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{ |
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status = MinMaxPLABSizeBounds("OldPLABSize", value, verbose); |
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} |
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return status; |
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} |
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JVMFlag::Error MinHeapFreeRatioConstraintFunc(uintx value, bool verbose) { |
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if (value > MaxHeapFreeRatio) { |
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CommandLineError::print(verbose, |
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"MinHeapFreeRatio (" UINTX_FORMAT ") must be " |
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"less than or equal to MaxHeapFreeRatio (" UINTX_FORMAT ")\n", |
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value, MaxHeapFreeRatio); |
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return JVMFlag::VIOLATES_CONSTRAINT; |
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} else { |
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return JVMFlag::SUCCESS; |
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} |
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} |
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|
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JVMFlag::Error MaxHeapFreeRatioConstraintFunc(uintx value, bool verbose) { |
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if (value < MinHeapFreeRatio) { |
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CommandLineError::print(verbose, |
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"MaxHeapFreeRatio (" UINTX_FORMAT ") must be " |
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"greater than or equal to MinHeapFreeRatio (" UINTX_FORMAT ")\n", |
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value, MinHeapFreeRatio); |
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return JVMFlag::VIOLATES_CONSTRAINT; |
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} else { |
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return JVMFlag::SUCCESS; |
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} |
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} |
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|
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static JVMFlag::Error CheckMaxHeapSizeAndSoftRefLRUPolicyMSPerMB(size_t maxHeap, intx softRef, bool verbose) { |
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if ((softRef > 0) && ((maxHeap / M) > (max_uintx / softRef))) { |
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CommandLineError::print(verbose, |
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"Desired lifetime of SoftReferences cannot be expressed correctly. " |
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"MaxHeapSize (" SIZE_FORMAT ") or SoftRefLRUPolicyMSPerMB " |
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"(" INTX_FORMAT ") is too large\n", |
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maxHeap, softRef); |
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return JVMFlag::VIOLATES_CONSTRAINT; |
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} else { |
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return JVMFlag::SUCCESS; |
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} |
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} |
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|
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JVMFlag::Error SoftRefLRUPolicyMSPerMBConstraintFunc(intx value, bool verbose) { |
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return CheckMaxHeapSizeAndSoftRefLRUPolicyMSPerMB(MaxHeapSize, value, verbose); |
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} |
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|
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JVMFlag::Error MarkStackSizeConstraintFunc(size_t value, bool verbose) { |
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if (value > MarkStackSizeMax) { |
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CommandLineError::print(verbose, |
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201 |
"MarkStackSize (" SIZE_FORMAT ") must be " |
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202 |
"less than or equal to MarkStackSizeMax (" SIZE_FORMAT ")\n", |
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value, MarkStackSizeMax); |
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return JVMFlag::VIOLATES_CONSTRAINT; |
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} else { |
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return JVMFlag::SUCCESS; |
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} |
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} |
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|
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JVMFlag::Error MinMetaspaceFreeRatioConstraintFunc(uintx value, bool verbose) { |
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if (value > MaxMetaspaceFreeRatio) { |
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CommandLineError::print(verbose, |
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213 |
"MinMetaspaceFreeRatio (" UINTX_FORMAT ") must be " |
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214 |
"less than or equal to MaxMetaspaceFreeRatio (" UINTX_FORMAT ")\n", |
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|
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value, MaxMetaspaceFreeRatio); |
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return JVMFlag::VIOLATES_CONSTRAINT; |
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} else { |
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return JVMFlag::SUCCESS; |
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} |
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} |
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|
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JVMFlag::Error MaxMetaspaceFreeRatioConstraintFunc(uintx value, bool verbose) { |
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if (value < MinMetaspaceFreeRatio) { |
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CommandLineError::print(verbose, |
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225 |
"MaxMetaspaceFreeRatio (" UINTX_FORMAT ") must be " |
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226 |
"greater than or equal to MinMetaspaceFreeRatio (" UINTX_FORMAT ")\n", |
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value, MinMetaspaceFreeRatio); |
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return JVMFlag::VIOLATES_CONSTRAINT; |
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} else { |
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return JVMFlag::SUCCESS; |
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231 |
} |
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} |
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233 |
|
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234 |
JVMFlag::Error InitialTenuringThresholdConstraintFunc(uintx value, bool verbose) { |
49982 | 235 |
#if INCLUDE_PARALLELGC |
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JVMFlag::Error status = InitialTenuringThresholdConstraintFuncParallel(value, verbose); |
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if (status != JVMFlag::SUCCESS) { |
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return status; |
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239 |
} |
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240 |
#endif |
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241 |
|
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return JVMFlag::SUCCESS; |
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243 |
} |
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244 |
|
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245 |
JVMFlag::Error MaxTenuringThresholdConstraintFunc(uintx value, bool verbose) { |
49982 | 246 |
#if INCLUDE_PARALLELGC |
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JVMFlag::Error status = MaxTenuringThresholdConstraintFuncParallel(value, verbose); |
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if (status != JVMFlag::SUCCESS) { |
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return status; |
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250 |
} |
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251 |
#endif |
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|
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// MaxTenuringThreshold=0 means NeverTenure=false && AlwaysTenure=true |
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if ((value == 0) && (NeverTenure || !AlwaysTenure)) { |
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CommandLineError::print(verbose, |
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"MaxTenuringThreshold (0) should match to NeverTenure=false " |
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"&& AlwaysTenure=true. But we have NeverTenure=%s " |
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"AlwaysTenure=%s\n", |
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NeverTenure ? "true" : "false", |
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AlwaysTenure ? "true" : "false"); |
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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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|
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JVMFlag::Error MaxGCPauseMillisConstraintFunc(uintx value, bool verbose) { |
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#if INCLUDE_G1GC |
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JVMFlag::Error status = MaxGCPauseMillisConstraintFuncG1(value, verbose); |
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if (status != JVMFlag::SUCCESS) { |
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return status; |
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} |
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#endif |
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|
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return JVMFlag::SUCCESS; |
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} |
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|
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JVMFlag::Error GCPauseIntervalMillisConstraintFunc(uintx value, bool verbose) { |
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#if INCLUDE_G1GC |
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JVMFlag::Error status = GCPauseIntervalMillisConstraintFuncG1(value, verbose); |
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if (status != JVMFlag::SUCCESS) { |
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return status; |
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} |
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#endif |
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|
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return JVMFlag::SUCCESS; |
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} |
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|
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JVMFlag::Error InitialBootClassLoaderMetaspaceSizeConstraintFunc(size_t value, bool verbose) { |
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size_t aligned_max = align_down(max_uintx/2, Metaspace::reserve_alignment_words()); |
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if (value > aligned_max) { |
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CommandLineError::print(verbose, |
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"InitialBootClassLoaderMetaspaceSize (" SIZE_FORMAT ") must be " |
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"less than or equal to aligned maximum value (" SIZE_FORMAT ")\n", |
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value, aligned_max); |
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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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|
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// To avoid an overflow by 'align_up(value, alignment)'. |
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static JVMFlag::Error MaxSizeForAlignment(const char* name, size_t value, size_t alignment, bool verbose) { |
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size_t aligned_max = ((max_uintx - alignment) & ~(alignment-1)); |
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if (value > aligned_max) { |
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CommandLineError::print(verbose, |
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"%s (" SIZE_FORMAT ") must be " |
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"less than or equal to aligned maximum value (" SIZE_FORMAT ")\n", |
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name, value, aligned_max); |
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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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|
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static JVMFlag::Error MaxSizeForHeapAlignment(const char* name, size_t value, bool verbose) { |
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size_t heap_alignment; |
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|
49982 | 316 |
#if INCLUDE_G1GC |
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if (UseG1GC) { |
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// For G1 GC, we don't know until G1CollectorPolicy is created. |
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heap_alignment = MaxSizeForHeapAlignmentG1(); |
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} else |
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#endif |
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{ |
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heap_alignment = CollectorPolicy::compute_heap_alignment(); |
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} |
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|
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return MaxSizeForAlignment(name, value, heap_alignment, verbose); |
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} |
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328 |
|
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JVMFlag::Error InitialHeapSizeConstraintFunc(size_t value, bool verbose) { |
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return MaxSizeForHeapAlignment("InitialHeapSize", value, verbose); |
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} |
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|
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JVMFlag::Error MaxHeapSizeConstraintFunc(size_t value, bool verbose) { |
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JVMFlag::Error status = MaxSizeForHeapAlignment("MaxHeapSize", value, verbose); |
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|
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if (status == JVMFlag::SUCCESS) { |
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status = CheckMaxHeapSizeAndSoftRefLRUPolicyMSPerMB(value, SoftRefLRUPolicyMSPerMB, verbose); |
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} |
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return status; |
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} |
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|
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JVMFlag::Error HeapBaseMinAddressConstraintFunc(size_t value, bool verbose) { |
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// If an overflow happened in Arguments::set_heap_size(), MaxHeapSize will have too large a value. |
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// Check for this by ensuring that MaxHeapSize plus the requested min base address still fit within max_uintx. |
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if (UseCompressedOops && FLAG_IS_ERGO(MaxHeapSize) && (value > (max_uintx - MaxHeapSize))) { |
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CommandLineError::print(verbose, |
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"HeapBaseMinAddress (" SIZE_FORMAT ") or MaxHeapSize (" SIZE_FORMAT ") is too large. " |
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"Sum of them must be less than or equal to maximum of size_t (" SIZE_FORMAT ")\n", |
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value, MaxHeapSize, max_uintx); |
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return JVMFlag::VIOLATES_CONSTRAINT; |
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} |
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352 |
|
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return MaxSizeForHeapAlignment("HeapBaseMinAddress", value, verbose); |
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} |
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|
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356 |
JVMFlag::Error NewSizeConstraintFunc(size_t value, bool verbose) { |
49982 | 357 |
#if INCLUDE_G1GC |
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JVMFlag::Error status = NewSizeConstraintFuncG1(value, verbose); |
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if (status != JVMFlag::SUCCESS) { |
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return status; |
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361 |
} |
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362 |
#endif |
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363 |
|
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return JVMFlag::SUCCESS; |
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365 |
} |
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366 |
|
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JVMFlag::Error MinTLABSizeConstraintFunc(size_t value, bool verbose) { |
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// At least, alignment reserve area is needed. |
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if (value < ThreadLocalAllocBuffer::alignment_reserve_in_bytes()) { |
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CommandLineError::print(verbose, |
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371 |
"MinTLABSize (" SIZE_FORMAT ") must be " |
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|
372 |
"greater than or equal to reserved area in TLAB (" SIZE_FORMAT ")\n", |
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|
373 |
value, ThreadLocalAllocBuffer::alignment_reserve_in_bytes()); |
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|
374 |
return JVMFlag::VIOLATES_CONSTRAINT; |
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|
375 |
} |
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|
376 |
if (value > (ThreadLocalAllocBuffer::max_size() * HeapWordSize)) { |
ca5216a2a2cc
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|
377 |
CommandLineError::print(verbose, |
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parents:
diff
changeset
|
378 |
"MinTLABSize (" SIZE_FORMAT ") must be " |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
379 |
"less than or equal to ergonomic TLAB maximum (" SIZE_FORMAT ")\n", |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
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parents:
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changeset
|
380 |
value, ThreadLocalAllocBuffer::max_size() * HeapWordSize); |
49902
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|
381 |
return JVMFlag::VIOLATES_CONSTRAINT; |
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|
382 |
} |
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|
383 |
return JVMFlag::SUCCESS; |
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changeset
|
384 |
} |
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gziemski
parents:
diff
changeset
|
385 |
|
49902
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|
386 |
JVMFlag::Error TLABSizeConstraintFunc(size_t value, bool verbose) { |
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|
387 |
// Skip for default value of zero which means set ergonomically. |
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|
388 |
if (FLAG_IS_CMDLINE(TLABSize)) { |
ca5216a2a2cc
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changeset
|
389 |
if (value < MinTLABSize) { |
ca5216a2a2cc
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parents:
diff
changeset
|
390 |
CommandLineError::print(verbose, |
ca5216a2a2cc
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parents:
diff
changeset
|
391 |
"TLABSize (" SIZE_FORMAT ") must be " |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
392 |
"greater than or equal to MinTLABSize (" SIZE_FORMAT ")\n", |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
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parents:
diff
changeset
|
393 |
value, MinTLABSize); |
49902
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|
394 |
return JVMFlag::VIOLATES_CONSTRAINT; |
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parents:
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changeset
|
395 |
} |
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parents:
diff
changeset
|
396 |
if (value > (ThreadLocalAllocBuffer::max_size() * HeapWordSize)) { |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
397 |
CommandLineError::print(verbose, |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
398 |
"TLABSize (" SIZE_FORMAT ") must be " |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
399 |
"less than or equal to ergonomic TLAB maximum size (" SIZE_FORMAT ")\n", |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
400 |
value, (ThreadLocalAllocBuffer::max_size() * HeapWordSize)); |
49902
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parents:
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changeset
|
401 |
return JVMFlag::VIOLATES_CONSTRAINT; |
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parents:
diff
changeset
|
402 |
} |
ca5216a2a2cc
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parents:
diff
changeset
|
403 |
} |
49902
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parents:
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changeset
|
404 |
return JVMFlag::SUCCESS; |
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parents:
diff
changeset
|
405 |
} |
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
406 |
|
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
407 |
// We will protect overflow from ThreadLocalAllocBuffer::record_slow_allocation(), |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
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parents:
diff
changeset
|
408 |
// so AfterMemoryInit type is enough to check. |
49902
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parents:
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changeset
|
409 |
JVMFlag::Error TLABWasteIncrementConstraintFunc(uintx value, bool verbose) { |
49860
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changeset
|
410 |
if (UseTLAB) { |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
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parents:
diff
changeset
|
411 |
size_t refill_waste_limit = Thread::current()->tlab().refill_waste_limit(); |
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
412 |
|
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
413 |
// Compare with 'max_uintx' as ThreadLocalAllocBuffer::_refill_waste_limit is 'size_t'. |
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
414 |
if (refill_waste_limit > (max_uintx - value)) { |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
415 |
CommandLineError::print(verbose, |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
416 |
"TLABWasteIncrement (" UINTX_FORMAT ") must be " |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
417 |
"less than or equal to ergonomic TLAB waste increment maximum size(" SIZE_FORMAT ")\n", |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
418 |
value, (max_uintx - refill_waste_limit)); |
49902
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parents:
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changeset
|
419 |
return JVMFlag::VIOLATES_CONSTRAINT; |
49860
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gziemski
parents:
diff
changeset
|
420 |
} |
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
421 |
} |
49902
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parents:
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diff
changeset
|
422 |
return JVMFlag::SUCCESS; |
49860
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
423 |
} |
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
424 |
|
49902
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parents:
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diff
changeset
|
425 |
JVMFlag::Error SurvivorRatioConstraintFunc(uintx value, bool verbose) { |
49860
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parents:
diff
changeset
|
426 |
if (FLAG_IS_CMDLINE(SurvivorRatio) && |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
427 |
(value > (MaxHeapSize / Universe::heap()->collector_policy()->space_alignment()))) { |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
428 |
CommandLineError::print(verbose, |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
429 |
"SurvivorRatio (" UINTX_FORMAT ") must be " |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
430 |
"less than or equal to ergonomic SurvivorRatio maximum (" SIZE_FORMAT ")\n", |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
431 |
value, |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
432 |
(MaxHeapSize / Universe::heap()->collector_policy()->space_alignment())); |
49902
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parents:
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diff
changeset
|
433 |
return JVMFlag::VIOLATES_CONSTRAINT; |
49860
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
434 |
} else { |
49902
3661f31c6df4
8202150: [REDO] Split globals.hpp to factor out the Flag class
gziemski
parents:
49860
diff
changeset
|
435 |
return JVMFlag::SUCCESS; |
49860
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
436 |
} |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
437 |
} |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
438 |
|
49902
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gziemski
parents:
49860
diff
changeset
|
439 |
JVMFlag::Error MetaspaceSizeConstraintFunc(size_t value, bool verbose) { |
49860
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
440 |
if (value > MaxMetaspaceSize) { |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
441 |
CommandLineError::print(verbose, |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
442 |
"MetaspaceSize (" SIZE_FORMAT ") must be " |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
443 |
"less than or equal to MaxMetaspaceSize (" SIZE_FORMAT ")\n", |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
444 |
value, MaxMetaspaceSize); |
49902
3661f31c6df4
8202150: [REDO] Split globals.hpp to factor out the Flag class
gziemski
parents:
49860
diff
changeset
|
445 |
return JVMFlag::VIOLATES_CONSTRAINT; |
49860
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
446 |
} else { |
49902
3661f31c6df4
8202150: [REDO] Split globals.hpp to factor out the Flag class
gziemski
parents:
49860
diff
changeset
|
447 |
return JVMFlag::SUCCESS; |
49860
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
448 |
} |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
449 |
} |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
450 |
|
49902
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gziemski
parents:
49860
diff
changeset
|
451 |
JVMFlag::Error MaxMetaspaceSizeConstraintFunc(size_t value, bool verbose) { |
49860
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
452 |
if (value < MetaspaceSize) { |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
453 |
CommandLineError::print(verbose, |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
454 |
"MaxMetaspaceSize (" SIZE_FORMAT ") must be " |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
455 |
"greater than or equal to MetaspaceSize (" SIZE_FORMAT ")\n", |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
456 |
value, MaxMetaspaceSize); |
49902
3661f31c6df4
8202150: [REDO] Split globals.hpp to factor out the Flag class
gziemski
parents:
49860
diff
changeset
|
457 |
return JVMFlag::VIOLATES_CONSTRAINT; |
49860
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
458 |
} else { |
49902
3661f31c6df4
8202150: [REDO] Split globals.hpp to factor out the Flag class
gziemski
parents:
49860
diff
changeset
|
459 |
return JVMFlag::SUCCESS; |
49860
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
460 |
} |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
461 |
} |
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
462 |
|
49902
3661f31c6df4
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gziemski
parents:
49860
diff
changeset
|
463 |
JVMFlag::Error SurvivorAlignmentInBytesConstraintFunc(intx value, bool verbose) { |
49860
ca5216a2a2cc
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gziemski
parents:
diff
changeset
|
464 |
if (value != 0) { |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
465 |
if (!is_power_of_2(value)) { |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
466 |
CommandLineError::print(verbose, |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
467 |
"SurvivorAlignmentInBytes (" INTX_FORMAT ") must be " |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
468 |
"power of 2\n", |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
469 |
value); |
49902
3661f31c6df4
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gziemski
parents:
49860
diff
changeset
|
470 |
return JVMFlag::VIOLATES_CONSTRAINT; |
49860
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
471 |
} |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
472 |
if (value < ObjectAlignmentInBytes) { |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
473 |
CommandLineError::print(verbose, |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
474 |
"SurvivorAlignmentInBytes (" INTX_FORMAT ") must be " |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
475 |
"greater than or equal to ObjectAlignmentInBytes (" INTX_FORMAT ")\n", |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
476 |
value, ObjectAlignmentInBytes); |
49902
3661f31c6df4
8202150: [REDO] Split globals.hpp to factor out the Flag class
gziemski
parents:
49860
diff
changeset
|
477 |
return JVMFlag::VIOLATES_CONSTRAINT; |
49860
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
478 |
} |
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
479 |
} |
49902
3661f31c6df4
8202150: [REDO] Split globals.hpp to factor out the Flag class
gziemski
parents:
49860
diff
changeset
|
480 |
return JVMFlag::SUCCESS; |
49860
ca5216a2a2cc
8202151: [BACKOUT] Split globals.hpp to factor out the Flag class
gziemski
parents:
diff
changeset
|
481 |
} |