1/* 2 * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25#ifndef CPU_SPARC_VM_C2_GLOBALS_SPARC_HPP 26#define CPU_SPARC_VM_C2_GLOBALS_SPARC_HPP 27 28#include "utilities/globalDefinitions.hpp" 29#include "utilities/macros.hpp" 30 31// Sets the default values for platform dependent flags used by the server compiler. 32// (see c2_globals.hpp). Alpha-sorted. 33 34define_pd_global(bool, BackgroundCompilation, true); 35define_pd_global(bool, CICompileOSR, true); 36define_pd_global(bool, InlineIntrinsics, false); 37define_pd_global(bool, PreferInterpreterNativeStubs, false); 38define_pd_global(bool, ProfileTraps, true); 39define_pd_global(bool, UseOnStackReplacement, true); 40define_pd_global(bool, ProfileInterpreter, true); 41define_pd_global(bool, TieredCompilation, trueInTiered); 42define_pd_global(intx, CompileThreshold, 10000); 43 44define_pd_global(intx, OnStackReplacePercentage, 140); 45define_pd_global(intx, ConditionalMoveLimit, 4); 46define_pd_global(intx, FLOATPRESSURE, 52); // C2 on V9 gets to use all the float/double registers 47define_pd_global(intx, FreqInlineSize, 175); 48define_pd_global(intx, INTPRESSURE, 48); // large register set 49define_pd_global(intx, InteriorEntryAlignment, 16); // = CodeEntryAlignment 50define_pd_global(size_t, NewSizeThreadIncrease, ScaleForWordSize(4*K)); 51define_pd_global(intx, RegisterCostAreaRatio, 12000); 52define_pd_global(bool, UseTLAB, true); 53define_pd_global(bool, ResizeTLAB, true); 54define_pd_global(intx, LoopUnrollLimit, 60); // Design center runs on 1.3.1 55define_pd_global(intx, LoopPercentProfileLimit, 10); 56define_pd_global(intx, MinJumpTableSize, 5); 57 58// Peephole and CISC spilling both break the graph, and so makes the 59// scheduler sick. 60define_pd_global(bool, OptoPeephole, false); 61define_pd_global(bool, UseCISCSpill, false); 62define_pd_global(bool, OptoBundling, false); 63define_pd_global(bool, OptoScheduling, true); 64define_pd_global(bool, OptoRegScheduling, false); 65define_pd_global(bool, SuperWordLoopUnrollAnalysis, false); 66define_pd_global(bool, IdealizeClearArrayNode, true); 67 68#ifdef _LP64 69// We need to make sure that all generated code is within 70// 2 gigs of the libjvm.so runtime routines so we can use 71// the faster "call" instruction rather than the expensive 72// sequence of instructions to load a 64 bit pointer. 73// 74// InitialCodeCacheSize derived from specjbb2000 run. 75define_pd_global(intx, InitialCodeCacheSize, 2048*K); // Integral multiple of CodeCacheExpansionSize 76define_pd_global(intx, ReservedCodeCacheSize, 48*M); 77define_pd_global(intx, NonProfiledCodeHeapSize, 21*M); 78define_pd_global(intx, ProfiledCodeHeapSize, 22*M); 79define_pd_global(intx, NonNMethodCodeHeapSize, 5*M ); 80define_pd_global(intx, CodeCacheExpansionSize, 64*K); 81 82// Ergonomics related flags 83define_pd_global(uint64_t,MaxRAM, 128ULL*G); 84#else 85// InitialCodeCacheSize derived from specjbb2000 run. 86define_pd_global(intx, InitialCodeCacheSize, 1536*K); // Integral multiple of CodeCacheExpansionSize 87define_pd_global(intx, ReservedCodeCacheSize, 32*M); 88define_pd_global(intx, NonProfiledCodeHeapSize, 13*M); 89define_pd_global(intx, ProfiledCodeHeapSize, 14*M); 90define_pd_global(intx, NonNMethodCodeHeapSize, 5*M ); 91define_pd_global(intx, CodeCacheExpansionSize, 32*K); 92// Ergonomics related flags 93define_pd_global(uint64_t, MaxRAM, 4ULL*G); 94#endif 95define_pd_global(uintx, CodeCacheMinBlockLength, 4); 96define_pd_global(uintx, CodeCacheMinimumUseSpace, 400*K); 97 98define_pd_global(bool, TrapBasedRangeChecks, false); // Not needed on sparc. 99 100// Heap related flags 101define_pd_global(size_t, MetaspaceSize, ScaleForWordSize(16*M)); 102 103// Ergonomics related flags 104define_pd_global(bool, NeverActAsServerClassMachine, false); 105 106#endif // CPU_SPARC_VM_C2_GLOBALS_SPARC_HPP 107