1 /* 2 * Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved. 3 * Copyright (c) 2014, Red Hat Inc. All rights reserved. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 * 24 */ 25 26 #ifndef CPU_AARCH64_VM_C2_GLOBALS_AARCH64_HPP 27 #define CPU_AARCH64_VM_C2_GLOBALS_AARCH64_HPP 28 29 #include "utilities/globalDefinitions.hpp" 30 #include "utilities/macros.hpp" 31 32 // Sets the default values for platform dependent flags used by the server compiler. 33 // (see c2_globals.hpp). Alpha-sorted. 34 35 define_pd_global(bool, BackgroundCompilation, true); 36 define_pd_global(bool, UseTLAB, true); 37 define_pd_global(bool, ResizeTLAB, true); 38 define_pd_global(bool, CICompileOSR, true); 39 define_pd_global(bool, InlineIntrinsics, true); 40 define_pd_global(bool, PreferInterpreterNativeStubs, false); 41 define_pd_global(bool, ProfileTraps, true); 42 define_pd_global(bool, UseOnStackReplacement, true); 43 define_pd_global(bool, ProfileInterpreter, true); 44 define_pd_global(bool, TieredCompilation, trueInTiered); 45 define_pd_global(intx, CompileThreshold, 10000); 46 define_pd_global(intx, BackEdgeThreshold, 100000); 47 48 define_pd_global(intx, OnStackReplacePercentage, 140); 49 define_pd_global(intx, ConditionalMoveLimit, 3); 50 define_pd_global(intx, FLOATPRESSURE, 64); 51 define_pd_global(intx, FreqInlineSize, 325); 52 define_pd_global(intx, MinJumpTableSize, 10); 53 define_pd_global(intx, INTPRESSURE, 25); 54 define_pd_global(intx, InteriorEntryAlignment, 16); 55 define_pd_global(intx, NewSizeThreadIncrease, ScaleForWordSize(4*K)); 56 define_pd_global(intx, LoopUnrollLimit, 60); 57 // InitialCodeCacheSize derived from specjbb2000 run. 58 define_pd_global(intx, InitialCodeCacheSize, 2496*K); // Integral multiple of CodeCacheExpansionSize 59 define_pd_global(intx, CodeCacheExpansionSize, 64*K); 60 61 // Ergonomics related flags 62 define_pd_global(uint64_t,MaxRAM, 128ULL*G); 63 define_pd_global(intx, RegisterCostAreaRatio, 16000); 64 65 // Peephole and CISC spilling both break the graph, and so makes the 66 // scheduler sick. 67 define_pd_global(bool, OptoPeephole, false); 68 define_pd_global(bool, UseCISCSpill, true); 69 define_pd_global(bool, OptoScheduling, false); 70 define_pd_global(bool, OptoBundling, false); 71 define_pd_global(bool, OptoRegScheduling, false); 72 define_pd_global(bool, SuperWordLoopUnrollAnalysis, false); 73 74 define_pd_global(intx, ReservedCodeCacheSize, 48*M); 75 define_pd_global(intx, NonProfiledCodeHeapSize, 21*M); 76 define_pd_global(intx, ProfiledCodeHeapSize, 22*M); 77 define_pd_global(intx, NonNMethodCodeHeapSize, 5*M ); 78 define_pd_global(uintx, CodeCacheMinBlockLength, 4); 79 define_pd_global(uintx, CodeCacheMinimumUseSpace, 400*K); 80 81 // Heap related flags 82 define_pd_global(uintx,MetaspaceSize, ScaleForWordSize(16*M)); 83 84 // Ergonomics related flags 85 define_pd_global(bool, NeverActAsServerClassMachine, false); 86 87 define_pd_global(bool, TrapBasedRangeChecks, false); // Not needed. 88 89 #endif // CPU_AARCH64_VM_C2_GLOBALS_AARCH64_HPP