95 lines
4.4 KiB
C++
95 lines
4.4 KiB
C++
/*
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* Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2016, 2018 SAP SE. 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 CPU_S390_VM_C2_GLOBALS_S390_HPP
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#define CPU_S390_VM_C2_GLOBALS_S390_HPP
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#include "utilities/globalDefinitions.hpp"
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#include "utilities/macros.hpp"
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// Sets the default values for platform dependent flags used by the server compiler.
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// (see c2_globals.hpp).
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// Sorted according to sparc.
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define_pd_global(bool, BackgroundCompilation, true);
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define_pd_global(bool, CICompileOSR, true);
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define_pd_global(bool, InlineIntrinsics, true);
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define_pd_global(bool, PreferInterpreterNativeStubs, false);
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define_pd_global(bool, ProfileTraps, true);
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define_pd_global(bool, UseOnStackReplacement, true);
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define_pd_global(bool, ProfileInterpreter, true);
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define_pd_global(bool, TieredCompilation, trueInTiered);
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define_pd_global(intx, CompileThreshold, 10000);
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define_pd_global(intx, OnStackReplacePercentage, 140);
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define_pd_global(intx, ConditionalMoveLimit, 4);
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define_pd_global(intx, FLOATPRESSURE, 15);
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define_pd_global(intx, FreqInlineSize, 175);
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// 10 prevents spill-split-recycle sanity check in JVM2008.xml.transform.
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define_pd_global(intx, INTPRESSURE, 10); // Medium size register set, 6 special purpose regs, 3 SOE regs.
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define_pd_global(intx, InteriorEntryAlignment, 2);
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define_pd_global(size_t, NewSizeThreadIncrease, ScaleForWordSize(4*K));
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define_pd_global(intx, RegisterCostAreaRatio, 12000);
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define_pd_global(bool, UseTLAB, true);
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define_pd_global(bool, ResizeTLAB, true);
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define_pd_global(intx, LoopUnrollLimit, 60);
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define_pd_global(intx, LoopPercentProfileLimit, 10);
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define_pd_global(intx, MinJumpTableSize, 18);
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// Peephole and CISC spilling both break the graph, and so make the
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// scheduler sick.
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define_pd_global(bool, OptoPeephole, false);
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define_pd_global(bool, UseCISCSpill, true);
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define_pd_global(bool, OptoBundling, false);
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define_pd_global(bool, OptoScheduling, false);
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define_pd_global(bool, OptoRegScheduling, false);
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define_pd_global(bool, SuperWordLoopUnrollAnalysis, false);
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// On s390x, we can clear the array with a single instruction,
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// so don't idealize it.
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define_pd_global(bool, IdealizeClearArrayNode, false);
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// InitialCodeCacheSize derived from specjbb2000 run.
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define_pd_global(uintx, InitialCodeCacheSize, 2048*K); // Integral multiple of CodeCacheExpansionSize
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define_pd_global(uintx, ReservedCodeCacheSize, 48*M);
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define_pd_global(uintx, NonProfiledCodeHeapSize, 21*M);
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define_pd_global(uintx, ProfiledCodeHeapSize, 22*M);
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define_pd_global(uintx, NonNMethodCodeHeapSize, 5*M);
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define_pd_global(uintx, CodeCacheExpansionSize, 64*K);
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// Ergonomics related flags
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define_pd_global(uint64_t, MaxRAM, 128ULL*G);
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define_pd_global(uintx, CodeCacheMinBlockLength, 4);
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define_pd_global(uintx, CodeCacheMinimumUseSpace, 400*K);
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define_pd_global(bool, TrapBasedRangeChecks, false); // Not needed on z/Architecture.
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// Heap related flags
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define_pd_global(size_t, MetaspaceSize, ScaleForWordSize(16*M));
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// Ergonomics related flags
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define_pd_global(bool, NeverActAsServerClassMachine, false);
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#endif // CPU_S390_VM_C2_GLOBALS_S390_HPP
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