jdk8-mips64-public/hotspot: src/cpu/sparc/vm/c2_globals

7023639: JSR 292 method handle invocation needs a fast path for compiled code
6984705: JSR 292 method handle creation should not go through JNI
Summary: remove assembly code for JDK 7 chained method handles
Reviewed-by: jrose, twisti, kvn, mhaupt
Contributed-by: John Rose <john.r.rose@oracle.com>, Christian Thalinger <christian.thalinger@oracle.com>, Michael Haupt <michael.haupt@oracle.com>

     1 /*

     2  * Copyright (c) 2000, 2012, 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  */

    25 #ifndef CPU_SPARC_VM_C2_GLOBALS_SPARC_HPP

    26 #define CPU_SPARC_VM_C2_GLOBALS_SPARC_HPP

    28 #include "utilities/globalDefinitions.hpp"

    29 #include "utilities/macros.hpp"

    31 // Sets the default values for platform dependent flags used by the server compiler.

    32 // (see c2_globals.hpp).  Alpha-sorted.

    34 define_pd_global(bool, BackgroundCompilation,        true);

    35 define_pd_global(bool, CICompileOSR,                 true);

    36 define_pd_global(bool, InlineIntrinsics,             false);

    37 define_pd_global(bool, PreferInterpreterNativeStubs, false);

    38 define_pd_global(bool, ProfileTraps,                 true);

    39 define_pd_global(bool, UseOnStackReplacement,        true);

    40 #ifdef CC_INTERP

    41 define_pd_global(bool, ProfileInterpreter,           false);

    42 #else

    43 define_pd_global(bool, ProfileInterpreter,           true);

    44 #endif // CC_INTERP

    45 define_pd_global(bool, TieredCompilation,            trueInTiered);

    46 define_pd_global(intx, CompileThreshold,             10000);

    47 define_pd_global(intx, BackEdgeThreshold,            140000);

    49 define_pd_global(intx, OnStackReplacePercentage,     140);

    50 define_pd_global(intx, ConditionalMoveLimit,         4);

    51 define_pd_global(intx, FLOATPRESSURE,                52);  // C2 on V9 gets to use all the float/double registers

    52 define_pd_global(intx, FreqInlineSize,               175);

    53 define_pd_global(intx, INTPRESSURE,                  48);  // large register set

    54 define_pd_global(intx, InteriorEntryAlignment,       16);  // = CodeEntryAlignment

    55 define_pd_global(intx, NewSizeThreadIncrease, ScaleForWordSize(4*K));

    56 define_pd_global(intx, RegisterCostAreaRatio,        12000);

    57 define_pd_global(bool, UseTLAB,                      true);

    58 define_pd_global(bool, ResizeTLAB,                   true);

    59 define_pd_global(intx, LoopUnrollLimit,              60); // Design center runs on 1.3.1

    61 // Peephole and CISC spilling both break the graph, and so makes the

    62 // scheduler sick.

    63 define_pd_global(bool, OptoPeephole,                 false);

    64 define_pd_global(bool, UseCISCSpill,                 false);

    65 define_pd_global(bool, OptoBundling,                 false);

    66 define_pd_global(bool, OptoScheduling,               true);

    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.

    75 define_pd_global(intx, InitialCodeCacheSize,         2048*K); // Integral multiple of CodeCacheExpansionSize

    76 define_pd_global(intx, ReservedCodeCacheSize,        48*M);

    77 define_pd_global(intx, CodeCacheExpansionSize,       64*K);

    79 // Ergonomics related flags

    80 define_pd_global(uint64_t,MaxRAM,                    128ULL*G);

    81 #else

    82 // InitialCodeCacheSize derived from specjbb2000 run.

    83 define_pd_global(intx, InitialCodeCacheSize,         1536*K); // Integral multiple of CodeCacheExpansionSize

    84 define_pd_global(intx, ReservedCodeCacheSize,        32*M);

    85 define_pd_global(intx, CodeCacheExpansionSize,       32*K);

    86 // Ergonomics related flags

    87 define_pd_global(uint64_t,MaxRAM,                    4ULL*G);

    88 #endif

    89 define_pd_global(uintx,CodeCacheMinBlockLength,      4);

    91 // Heap related flags

    92 define_pd_global(uintx,PermSize,    ScaleForWordSize(16*M));

    93 define_pd_global(uintx,MaxPermSize, ScaleForWordSize(64*M));

    95 // Ergonomics related flags

    96 define_pd_global(bool, NeverActAsServerClassMachine, false);

    98 #endif // CPU_SPARC_VM_C2_GLOBALS_SPARC_HPP

src/cpu/sparc/vm/c2_globals_sparc.hpp@1d7922586cf6

src/cpu/sparc/vm/c2_globals_sparc.hpp

Mercurial > jdk8-mips64-public > hotspot / file revision

src/cpu/sparc/vm/c2_globals_sparc.hpp@1d7922586cf6

src/cpu/sparc/vm/c2_globals_sparc.hpp