duke@435: /*
duke@435:  * Copyright 2000-2007 Sun Microsystems, Inc.  All Rights Reserved.
duke@435:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435:  *
duke@435:  * This code is free software; you can redistribute it and/or modify it
duke@435:  * under the terms of the GNU General Public License version 2 only, as
duke@435:  * published by the Free Software Foundation.
duke@435:  *
duke@435:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@435:  * version 2 for more details (a copy is included in the LICENSE file that
duke@435:  * accompanied this code).
duke@435:  *
duke@435:  * You should have received a copy of the GNU General Public License version
duke@435:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@435:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435:  *
duke@435:  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@435:  * CA 95054 USA or visit www.sun.com if you need additional information or
duke@435:  * have any questions.
duke@435:  *
duke@435:  */
duke@435: 
duke@435: // Sets the default values for platform dependent flags used by the server compiler.
duke@435: // (see c2_globals.hpp).  Alpha-sorted.
duke@435: 
duke@435: define_pd_global(bool, BackgroundCompilation,        true);
duke@435: define_pd_global(bool, CICompileOSR,                 true);
duke@435: define_pd_global(bool, InlineIntrinsics,             false);
duke@435: define_pd_global(bool, PreferInterpreterNativeStubs, false);
duke@435: define_pd_global(bool, ProfileTraps,                 true);
duke@435: define_pd_global(bool, UseOnStackReplacement,        true);
duke@435: #ifdef CC_INTERP
duke@435: define_pd_global(bool, ProfileInterpreter,           false);
duke@435: #else
duke@435: define_pd_global(bool, ProfileInterpreter,           true);
duke@435: #endif // CC_INTERP
duke@435: define_pd_global(bool, TieredCompilation,            false);
duke@435: #ifdef TIERED
duke@435: define_pd_global(intx, CompileThreshold,             1000);
duke@435: define_pd_global(intx, BackEdgeThreshold,            14000);
duke@435: #else
duke@435: define_pd_global(intx, CompileThreshold,             10000);
duke@435: define_pd_global(intx, BackEdgeThreshold,            140000);
duke@435: #endif // TIERED
duke@435: 
duke@435: define_pd_global(intx, Tier2CompileThreshold,        10000); // unused level
duke@435: define_pd_global(intx, Tier3CompileThreshold,        10000);
duke@435: define_pd_global(intx, Tier4CompileThreshold,        40000);
duke@435: 
duke@435: define_pd_global(intx, Tier2BackEdgeThreshold,       100000);
duke@435: define_pd_global(intx, Tier3BackEdgeThreshold,       100000);
duke@435: define_pd_global(intx, Tier4BackEdgeThreshold,       100000);
duke@435: 
duke@435: define_pd_global(intx, OnStackReplacePercentage,     140);
duke@435: define_pd_global(intx, ConditionalMoveLimit,         4);
duke@435: define_pd_global(intx, FLOATPRESSURE,                52);  // C2 on V9 gets to use all the float/double registers
duke@435: define_pd_global(intx, FreqInlineSize,               175);
duke@435: define_pd_global(intx, INTPRESSURE,                  48);  // large register set
duke@435: define_pd_global(intx, InteriorEntryAlignment,       16);  // = CodeEntryAlignment
duke@435: define_pd_global(intx, NewSizeThreadIncrease, ScaleForWordSize(4*K));
duke@435: define_pd_global(intx, RegisterCostAreaRatio,        12000);
duke@435: define_pd_global(bool, UseTLAB,                      true);
duke@435: define_pd_global(bool, ResizeTLAB,                   true);
duke@435: define_pd_global(intx, LoopUnrollLimit,              60); // Design center runs on 1.3.1
duke@435: 
duke@435: // Peephole and CISC spilling both break the graph, and so makes the
duke@435: // scheduler sick.
duke@435: define_pd_global(bool, OptoPeephole,                 false);
duke@435: define_pd_global(bool, UseCISCSpill,                 false);
duke@435: define_pd_global(bool, OptoBundling,                 false);
duke@435: define_pd_global(bool, OptoScheduling,               true);
duke@435: 
duke@435: #ifdef _LP64
duke@435: // We need to make sure that all generated code is within
duke@435: // 2 gigs of the libjvm.so runtime routines so we can use
duke@435: // the faster "call" instruction rather than the expensive
duke@435: // sequence of instructions to load a 64 bit pointer.
duke@435: //
duke@435: // InitialCodeCacheSize derived from specjbb2000 run.
phh@1499: define_pd_global(intx, InitialCodeCacheSize,         2048*K); // Integral multiple of CodeCacheExpansionSize
phh@1499: define_pd_global(intx, ReservedCodeCacheSize,        48*M);
phh@1499: define_pd_global(intx, CodeCacheExpansionSize,       64*K);
duke@435: 
duke@435: // Ergonomics related flags
phh@1499: define_pd_global(uint64_t,MaxRAM,                    128ULL*G);
duke@435: #else
duke@435: // InitialCodeCacheSize derived from specjbb2000 run.
phh@1499: define_pd_global(intx, InitialCodeCacheSize,         1536*K); // Integral multiple of CodeCacheExpansionSize
phh@1499: define_pd_global(intx, ReservedCodeCacheSize,        32*M);
phh@1499: define_pd_global(intx, CodeCacheExpansionSize,       32*K);
duke@435: // Ergonomics related flags
phh@1499: define_pd_global(uint64_t,MaxRAM,                    4ULL*G);
duke@435: #endif
phh@1499: define_pd_global(uintx,CodeCacheMinBlockLength,      4);
duke@435: 
duke@435: // Heap related flags
phh@1499: define_pd_global(uintx,PermSize,    ScaleForWordSize(16*M));
phh@1499: define_pd_global(uintx,MaxPermSize, ScaleForWordSize(64*M));
duke@435: 
duke@435: // Ergonomics related flags
duke@435: define_pd_global(bool, NeverActAsServerClassMachine, false);