c2_globals_sparc.hpp revision 6010:abec000618bf
1/* 2 * Copyright (c) 2000, 2013, 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); 40#ifdef CC_INTERP 41define_pd_global(bool, ProfileInterpreter, false); 42#else 43define_pd_global(bool, ProfileInterpreter, true); 44#endif // CC_INTERP 45define_pd_global(bool, TieredCompilation, trueInTiered); 46define_pd_global(intx, CompileThreshold, 10000); 47define_pd_global(intx, BackEdgeThreshold, 140000); 48 49define_pd_global(intx, OnStackReplacePercentage, 140); 50define_pd_global(intx, ConditionalMoveLimit, 4); 51define_pd_global(intx, FLOATPRESSURE, 52); // C2 on V9 gets to use all the float/double registers 52define_pd_global(intx, FreqInlineSize, 175); 53define_pd_global(intx, INTPRESSURE, 48); // large register set 54define_pd_global(intx, InteriorEntryAlignment, 16); // = CodeEntryAlignment 55define_pd_global(intx, NewSizeThreadIncrease, ScaleForWordSize(4*K)); 56define_pd_global(intx, RegisterCostAreaRatio, 12000); 57define_pd_global(bool, UseTLAB, true); 58define_pd_global(bool, ResizeTLAB, true); 59define_pd_global(intx, LoopUnrollLimit, 60); // Design center runs on 1.3.1 60define_pd_global(intx, MinJumpTableSize, 5); 61 62// Peephole and CISC spilling both break the graph, and so makes the 63// scheduler sick. 64define_pd_global(bool, OptoPeephole, false); 65define_pd_global(bool, UseCISCSpill, false); 66define_pd_global(bool, OptoBundling, false); 67define_pd_global(bool, OptoScheduling, true); 68 69#ifdef _LP64 70// We need to make sure that all generated code is within 71// 2 gigs of the libjvm.so runtime routines so we can use 72// the faster "call" instruction rather than the expensive 73// sequence of instructions to load a 64 bit pointer. 74// 75// InitialCodeCacheSize derived from specjbb2000 run. 76define_pd_global(intx, InitialCodeCacheSize, 2048*K); // Integral multiple of CodeCacheExpansionSize 77define_pd_global(intx, ReservedCodeCacheSize, 48*M); 78define_pd_global(intx, CodeCacheExpansionSize, 64*K); 79 80// Ergonomics related flags 81define_pd_global(uint64_t,MaxRAM, 128ULL*G); 82#else 83// InitialCodeCacheSize derived from specjbb2000 run. 84define_pd_global(intx, InitialCodeCacheSize, 1536*K); // Integral multiple of CodeCacheExpansionSize 85define_pd_global(intx, ReservedCodeCacheSize, 32*M); 86define_pd_global(intx, CodeCacheExpansionSize, 32*K); 87// Ergonomics related flags 88define_pd_global(uint64_t,MaxRAM, 4ULL*G); 89#endif 90define_pd_global(uintx, CodeCacheMinBlockLength, 4); 91define_pd_global(uintx, CodeCacheMinimumUseSpace, 400*K); 92 93define_pd_global(bool, TrapBasedRangeChecks, false); // Not needed on sparc. 94 95// Heap related flags 96define_pd_global(uintx,MetaspaceSize, ScaleForWordSize(16*M)); 97 98// Ergonomics related flags 99define_pd_global(bool, NeverActAsServerClassMachine, false); 100 101#endif // CPU_SPARC_VM_C2_GLOBALS_SPARC_HPP 102