c2_globals_x86.hpp revision 1064:473cce303f13
1/* 2 * Copyright 2000-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 * 23 */ 24 25// Sets the default values for platform dependent flags used by the server compiler. 26// (see c2_globals.hpp). Alpha-sorted. 27 28define_pd_global(bool, BackgroundCompilation, true); 29define_pd_global(bool, UseTLAB, true); 30define_pd_global(bool, ResizeTLAB, true); 31define_pd_global(bool, CICompileOSR, true); 32define_pd_global(bool, InlineIntrinsics, true); 33define_pd_global(bool, PreferInterpreterNativeStubs, false); 34define_pd_global(bool, ProfileTraps, true); 35define_pd_global(bool, UseOnStackReplacement, true); 36#ifdef CC_INTERP 37define_pd_global(bool, ProfileInterpreter, false); 38#else 39define_pd_global(bool, ProfileInterpreter, true); 40#endif // CC_INTERP 41define_pd_global(bool, TieredCompilation, false); 42#ifdef TIERED 43define_pd_global(intx, CompileThreshold, 1000); 44#else 45define_pd_global(intx, CompileThreshold, 10000); 46#endif // TIERED 47define_pd_global(intx, Tier2CompileThreshold, 10000); 48define_pd_global(intx, Tier3CompileThreshold, 20000); 49define_pd_global(intx, Tier4CompileThreshold, 40000); 50 51define_pd_global(intx, BackEdgeThreshold, 100000); 52define_pd_global(intx, Tier2BackEdgeThreshold, 100000); 53define_pd_global(intx, Tier3BackEdgeThreshold, 100000); 54define_pd_global(intx, Tier4BackEdgeThreshold, 100000); 55 56define_pd_global(intx, OnStackReplacePercentage, 140); 57define_pd_global(intx, ConditionalMoveLimit, 3); 58define_pd_global(intx, FLOATPRESSURE, 6); 59define_pd_global(intx, FreqInlineSize, 325); 60#ifdef AMD64 61define_pd_global(intx, INTPRESSURE, 13); 62define_pd_global(intx, InteriorEntryAlignment, 16); 63define_pd_global(intx, NewSizeThreadIncrease, ScaleForWordSize(4*K)); 64define_pd_global(intx, LoopUnrollLimit, 60); 65// InitialCodeCacheSize derived from specjbb2000 run. 66define_pd_global(intx, InitialCodeCacheSize, 2496*K); // Integral multiple of CodeCacheExpansionSize 67define_pd_global(intx, CodeCacheExpansionSize, 64*K); 68 69// Ergonomics related flags 70define_pd_global(uint64_t,MaxRAM, 128ULL*G); 71#else 72define_pd_global(intx, INTPRESSURE, 6); 73define_pd_global(intx, InteriorEntryAlignment, 4); 74define_pd_global(intx, NewSizeThreadIncrease, 4*K); 75define_pd_global(intx, LoopUnrollLimit, 50); // Design center runs on 1.3.1 76// InitialCodeCacheSize derived from specjbb2000 run. 77define_pd_global(intx, InitialCodeCacheSize, 2304*K); // Integral multiple of CodeCacheExpansionSize 78define_pd_global(intx, CodeCacheExpansionSize, 32*K); 79 80// Ergonomics related flags 81define_pd_global(uint64_t,MaxRAM, 4ULL*G); 82#endif // AMD64 83define_pd_global(intx, OptoLoopAlignment, 16); 84define_pd_global(intx, RegisterCostAreaRatio, 16000); 85 86// Peephole and CISC spilling both break the graph, and so makes the 87// scheduler sick. 88define_pd_global(bool, OptoPeephole, true); 89define_pd_global(bool, UseCISCSpill, true); 90define_pd_global(bool, OptoScheduling, false); 91define_pd_global(bool, OptoBundling, false); 92 93define_pd_global(intx, ReservedCodeCacheSize, 48*M); 94define_pd_global(uintx,CodeCacheMinBlockLength, 4); 95 96// Heap related flags 97define_pd_global(uintx,PermSize, ScaleForWordSize(16*M)); 98define_pd_global(uintx,MaxPermSize, ScaleForWordSize(64*M)); 99 100// Ergonomics related flags 101define_pd_global(bool, NeverActAsServerClassMachine, false); 102