Mercurial > hg > openjdk > jdk9 > hotspot
view src/cpu/x86/vm/c2_globals_x86.hpp @ 12811:833f88cac52b
8183103: Post loop vectorization produces incorrect results
Summary: Disable AVX=3 and PostLoopMultiversioning by default and make them experimental in JDK 9.
Reviewed-by: kvn
author | thartmann |
---|---|
date | Wed, 05 Jul 2017 09:06:59 +0200 |
parents | c1715eaaa820 |
children |
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/* * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef CPU_X86_VM_C2_GLOBALS_X86_HPP #define CPU_X86_VM_C2_GLOBALS_X86_HPP #include "utilities/globalDefinitions.hpp" #include "utilities/macros.hpp" // Sets the default values for platform dependent flags used by the server compiler. // (see c2_globals.hpp). Alpha-sorted. define_pd_global(bool, BackgroundCompilation, true); define_pd_global(bool, UseTLAB, true); define_pd_global(bool, ResizeTLAB, true); define_pd_global(bool, CICompileOSR, true); define_pd_global(bool, InlineIntrinsics, true); define_pd_global(bool, PreferInterpreterNativeStubs, false); define_pd_global(bool, ProfileTraps, true); define_pd_global(bool, UseOnStackReplacement, true); define_pd_global(bool, ProfileInterpreter, true); define_pd_global(bool, TieredCompilation, trueInTiered); define_pd_global(intx, CompileThreshold, 10000); define_pd_global(intx, OnStackReplacePercentage, 140); define_pd_global(intx, ConditionalMoveLimit, 3); define_pd_global(intx, FreqInlineSize, 325); define_pd_global(intx, MinJumpTableSize, 10); define_pd_global(intx, LoopPercentProfileLimit, 30); #ifdef AMD64 define_pd_global(intx, INTPRESSURE, 13); define_pd_global(intx, FLOATPRESSURE, 14); define_pd_global(intx, InteriorEntryAlignment, 16); define_pd_global(size_t, NewSizeThreadIncrease, ScaleForWordSize(4*K)); define_pd_global(intx, LoopUnrollLimit, 60); // InitialCodeCacheSize derived from specjbb2000 run. define_pd_global(intx, InitialCodeCacheSize, 2496*K); // Integral multiple of CodeCacheExpansionSize define_pd_global(intx, CodeCacheExpansionSize, 64*K); // Ergonomics related flags define_pd_global(uint64_t, MaxRAM, 128ULL*G); #else define_pd_global(intx, INTPRESSURE, 6); define_pd_global(intx, FLOATPRESSURE, 6); define_pd_global(intx, InteriorEntryAlignment, 4); define_pd_global(size_t, NewSizeThreadIncrease, 4*K); define_pd_global(intx, LoopUnrollLimit, 50); // Design center runs on 1.3.1 // InitialCodeCacheSize derived from specjbb2000 run. define_pd_global(intx, InitialCodeCacheSize, 2304*K); // Integral multiple of CodeCacheExpansionSize define_pd_global(intx, CodeCacheExpansionSize, 32*K); // Ergonomics related flags define_pd_global(uint64_t, MaxRAM, 4ULL*G); #endif // AMD64 define_pd_global(intx, RegisterCostAreaRatio, 16000); // Peephole and CISC spilling both break the graph, and so makes the // scheduler sick. define_pd_global(bool, OptoPeephole, true); define_pd_global(bool, UseCISCSpill, true); define_pd_global(bool, OptoScheduling, false); define_pd_global(bool, OptoBundling, false); define_pd_global(bool, OptoRegScheduling, true); define_pd_global(bool, SuperWordLoopUnrollAnalysis, true); define_pd_global(bool, IdealizeClearArrayNode, true); define_pd_global(intx, ReservedCodeCacheSize, 48*M); define_pd_global(intx, NonProfiledCodeHeapSize, 21*M); define_pd_global(intx, ProfiledCodeHeapSize, 22*M); define_pd_global(intx, NonNMethodCodeHeapSize, 5*M ); define_pd_global(uintx, CodeCacheMinBlockLength, 4); define_pd_global(uintx, CodeCacheMinimumUseSpace, 400*K); define_pd_global(bool, TrapBasedRangeChecks, false); // Not needed on x86. // Heap related flags define_pd_global(size_t, MetaspaceSize, ScaleForWordSize(16*M)); // Ergonomics related flags define_pd_global(bool, NeverActAsServerClassMachine, false); #endif // CPU_X86_VM_C2_GLOBALS_X86_HPP