author | stefank |
Thu, 09 May 2019 14:26:03 +0200 | |
changeset 54780 | f8d182aedc92 |
parent 54678 | 93f09ca4a7f8 |
child 59053 | ba6c248cae19 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2012, 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/gcArguments.hpp" |
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#include "gc/shared/gcConfiguration.hpp" |
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#include "memory/universe.hpp" |
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#include "oops/compressedOops.hpp" |
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#include "runtime/arguments.hpp" |
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#include "runtime/globals.hpp" |
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#include "utilities/debug.hpp" |
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GCName GCConfiguration::young_collector() const { |
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if (UseG1GC) { |
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return G1New; |
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} |
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if (UseParallelGC) { |
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return ParallelScavenge; |
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} |
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if (UseConcMarkSweepGC) { |
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return ParNew; |
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} |
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if (UseZGC || UseShenandoahGC) { |
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return NA; |
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} |
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return DefNew; |
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} |
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GCName GCConfiguration::old_collector() const { |
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if (UseG1GC) { |
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return G1Old; |
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} |
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if (UseConcMarkSweepGC) { |
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return ConcurrentMarkSweep; |
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} |
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if (UseParallelOldGC) { |
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return ParallelOld; |
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} |
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if (UseZGC) { |
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return Z; |
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} |
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if (UseShenandoahGC) { |
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return Shenandoah; |
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} |
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return SerialOld; |
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} |
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uint GCConfiguration::num_parallel_gc_threads() const { |
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return ParallelGCThreads; |
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} |
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uint GCConfiguration::num_concurrent_gc_threads() const { |
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return ConcGCThreads; |
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} |
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bool GCConfiguration::uses_dynamic_gc_threads() const { |
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return UseDynamicNumberOfGCThreads; |
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} |
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bool GCConfiguration::is_explicit_gc_concurrent() const { |
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return ExplicitGCInvokesConcurrent; |
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} |
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bool GCConfiguration::is_explicit_gc_disabled() const { |
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return DisableExplicitGC; |
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} |
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bool GCConfiguration::has_pause_target_default_value() const { |
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return FLAG_IS_DEFAULT(MaxGCPauseMillis); |
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} |
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uintx GCConfiguration::pause_target() const { |
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return MaxGCPauseMillis; |
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} |
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uintx GCConfiguration::gc_time_ratio() const { |
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return GCTimeRatio; |
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} |
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bool GCTLABConfiguration::uses_tlabs() const { |
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return UseTLAB; |
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} |
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size_t GCTLABConfiguration::min_tlab_size() const { |
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return MinTLABSize; |
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} |
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uint GCTLABConfiguration::tlab_refill_waste_limit() const { |
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return TLABRefillWasteFraction; |
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} |
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intx GCSurvivorConfiguration::max_tenuring_threshold() const { |
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return MaxTenuringThreshold; |
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} |
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intx GCSurvivorConfiguration::initial_tenuring_threshold() const { |
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return InitialTenuringThreshold; |
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} |
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size_t GCHeapConfiguration::max_size() const { |
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return MaxHeapSize; |
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} |
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size_t GCHeapConfiguration::min_size() const { |
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return MinHeapSize; |
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} |
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size_t GCHeapConfiguration::initial_size() const { |
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return InitialHeapSize; |
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} |
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bool GCHeapConfiguration::uses_compressed_oops() const { |
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return UseCompressedOops; |
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} |
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CompressedOops::Mode GCHeapConfiguration::narrow_oop_mode() const { |
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return CompressedOops::mode(); |
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} |
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uint GCHeapConfiguration::object_alignment_in_bytes() const { |
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return ObjectAlignmentInBytes; |
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} |
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int GCHeapConfiguration::heap_address_size_in_bits() const { |
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return BitsPerHeapOop; |
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} |
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bool GCYoungGenerationConfiguration::has_max_size_default_value() const { |
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return FLAG_IS_DEFAULT(MaxNewSize); |
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} |
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uintx GCYoungGenerationConfiguration::max_size() const { |
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return MaxNewSize; |
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} |
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uintx GCYoungGenerationConfiguration::min_size() const { |
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return NewSize; |
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} |
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intx GCYoungGenerationConfiguration::new_ratio() const { |
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return NewRatio; |
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} |