Mercurial > hg > graal-compiler
view src/cpu/sparc/vm/c2_globals_sparc.hpp @ 6084:6759698e3140
7133857: exp() and pow() should use the x87 ISA on x86
Summary: use x87 instructions to implement exp() and pow() in interpreter/c1/c2.
Reviewed-by: kvn, never, twisti
author | roland |
---|---|
date | Tue, 15 May 2012 10:10:23 +0200 |
parents | 5f17b16b3219 |
children | da91efe96a93 |
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/* * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef CPU_SPARC_VM_C2_GLOBALS_SPARC_HPP #define CPU_SPARC_VM_C2_GLOBALS_SPARC_HPP #include "utilities/globalDefinitions.hpp" #include "utilities/macros.hpp" // Sets the default values for platform dependent flags used by the server compiler. // (see c2_globals.hpp). Alpha-sorted. define_pd_global(bool, BackgroundCompilation, true); define_pd_global(bool, CICompileOSR, true); define_pd_global(bool, InlineIntrinsics, false); define_pd_global(bool, PreferInterpreterNativeStubs, false); define_pd_global(bool, ProfileTraps, true); define_pd_global(bool, UseOnStackReplacement, true); #ifdef CC_INTERP define_pd_global(bool, ProfileInterpreter, false); #else define_pd_global(bool, ProfileInterpreter, true); #endif // CC_INTERP define_pd_global(bool, TieredCompilation, trueInTiered); define_pd_global(intx, CompileThreshold, 10000); define_pd_global(intx, BackEdgeThreshold, 140000); define_pd_global(intx, OnStackReplacePercentage, 140); define_pd_global(intx, ConditionalMoveLimit, 4); define_pd_global(intx, FLOATPRESSURE, 52); // C2 on V9 gets to use all the float/double registers define_pd_global(intx, FreqInlineSize, 175); define_pd_global(intx, INTPRESSURE, 48); // large register set define_pd_global(intx, InteriorEntryAlignment, 16); // = CodeEntryAlignment define_pd_global(intx, NewSizeThreadIncrease, ScaleForWordSize(4*K)); define_pd_global(intx, RegisterCostAreaRatio, 12000); define_pd_global(bool, UseTLAB, true); define_pd_global(bool, ResizeTLAB, true); define_pd_global(intx, LoopUnrollLimit, 60); // Design center runs on 1.3.1 // Peephole and CISC spilling both break the graph, and so makes the // scheduler sick. define_pd_global(bool, OptoPeephole, false); define_pd_global(bool, UseCISCSpill, false); define_pd_global(bool, OptoBundling, false); define_pd_global(bool, OptoScheduling, true); #ifdef _LP64 // We need to make sure that all generated code is within // 2 gigs of the libjvm.so runtime routines so we can use // the faster "call" instruction rather than the expensive // sequence of instructions to load a 64 bit pointer. // // InitialCodeCacheSize derived from specjbb2000 run. define_pd_global(intx, InitialCodeCacheSize, 2048*K); // Integral multiple of CodeCacheExpansionSize define_pd_global(intx, ReservedCodeCacheSize, 48*M); define_pd_global(intx, CodeCacheExpansionSize, 64*K); // Ergonomics related flags define_pd_global(uint64_t,MaxRAM, 128ULL*G); #else // InitialCodeCacheSize derived from specjbb2000 run. define_pd_global(intx, InitialCodeCacheSize, 1536*K); // Integral multiple of CodeCacheExpansionSize define_pd_global(intx, ReservedCodeCacheSize, 32*M); define_pd_global(intx, CodeCacheExpansionSize, 32*K); // Ergonomics related flags define_pd_global(uint64_t,MaxRAM, 4ULL*G); #endif define_pd_global(uintx,CodeCacheMinBlockLength, 4); // Heap related flags define_pd_global(uintx,PermSize, ScaleForWordSize(16*M)); define_pd_global(uintx,MaxPermSize, ScaleForWordSize(64*M)); // Ergonomics related flags define_pd_global(bool, NeverActAsServerClassMachine, false); #endif // CPU_SPARC_VM_C2_GLOBALS_SPARC_HPP