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src/cpu/x86/vm/c2_globals_x86.hpp

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  31 // Sets the default values for platform dependent flags used by the server compiler.
  32 // (see c2_globals.hpp).  Alpha-sorted.
  33 define_pd_global(bool, BackgroundCompilation,        true);
  34 define_pd_global(bool, UseTLAB,                      true);
  35 define_pd_global(bool, ResizeTLAB,                   true);
  36 define_pd_global(bool, CICompileOSR,                 true);
  37 define_pd_global(bool, InlineIntrinsics,             true);
  38 define_pd_global(bool, PreferInterpreterNativeStubs, false);
  39 define_pd_global(bool, ProfileTraps,                 true);
  40 define_pd_global(bool, UseOnStackReplacement,        true);
  41 #ifdef CC_INTERP
  42 define_pd_global(bool, ProfileInterpreter,           false);
  43 #else
  44 define_pd_global(bool, ProfileInterpreter,           true);
  45 #endif // CC_INTERP
  46 define_pd_global(bool, TieredCompilation,            trueInTiered);
  47 define_pd_global(intx, CompileThreshold,             10000);
  48 
  49 define_pd_global(intx, OnStackReplacePercentage,     140);
  50 define_pd_global(intx, ConditionalMoveLimit,         3);
  51 define_pd_global(intx, FLOATPRESSURE,                6);
  52 define_pd_global(intx, FreqInlineSize,               325);
  53 define_pd_global(intx, MinJumpTableSize,             10);
  54 #ifdef AMD64
  55 define_pd_global(intx, INTPRESSURE,                  13);

  56 define_pd_global(intx, InteriorEntryAlignment,       16);
  57 define_pd_global(size_t, NewSizeThreadIncrease,      ScaleForWordSize(4*K));
  58 define_pd_global(intx, LoopUnrollLimit,              60);
  59 // InitialCodeCacheSize derived from specjbb2000 run.
  60 define_pd_global(intx, InitialCodeCacheSize,         2496*K); // Integral multiple of CodeCacheExpansionSize
  61 define_pd_global(intx, CodeCacheExpansionSize,       64*K);
  62 
  63 // Ergonomics related flags
  64 define_pd_global(uint64_t, MaxRAM,                   128ULL*G);
  65 #else
  66 define_pd_global(intx, INTPRESSURE,                  6);

  67 define_pd_global(intx, InteriorEntryAlignment,       4);
  68 define_pd_global(size_t, NewSizeThreadIncrease,      4*K);
  69 define_pd_global(intx, LoopUnrollLimit,              50);     // Design center runs on 1.3.1
  70 // InitialCodeCacheSize derived from specjbb2000 run.
  71 define_pd_global(intx, InitialCodeCacheSize,         2304*K); // Integral multiple of CodeCacheExpansionSize
  72 define_pd_global(intx, CodeCacheExpansionSize,       32*K);
  73 
  74 // Ergonomics related flags
  75 define_pd_global(uint64_t, MaxRAM,                   4ULL*G);
  76 #endif // AMD64
  77 define_pd_global(intx, RegisterCostAreaRatio,        16000);
  78 
  79 // Peephole and CISC spilling both break the graph, and so makes the
  80 // scheduler sick.
  81 define_pd_global(bool, OptoPeephole,                 true);
  82 define_pd_global(bool, UseCISCSpill,                 true);
  83 define_pd_global(bool, OptoScheduling,               false);
  84 define_pd_global(bool, OptoBundling,                 false);

  85 
  86 define_pd_global(intx, ReservedCodeCacheSize,        48*M);
  87 define_pd_global(intx, NonProfiledCodeHeapSize,      21*M);
  88 define_pd_global(intx, ProfiledCodeHeapSize,         22*M);
  89 define_pd_global(intx, NonNMethodCodeHeapSize,       5*M );
  90 define_pd_global(uintx, CodeCacheMinBlockLength,     4);
  91 define_pd_global(uintx, CodeCacheMinimumUseSpace,    400*K);
  92 
  93 define_pd_global(bool,  TrapBasedRangeChecks,        false); // Not needed on x86.
  94 
  95 // Heap related flags
  96 define_pd_global(size_t, MetaspaceSize,              ScaleForWordSize(16*M));
  97 
  98 // Ergonomics related flags
  99 define_pd_global(bool, NeverActAsServerClassMachine, false);
 100 
 101 #endif // CPU_X86_VM_C2_GLOBALS_X86_HPP


  31 // Sets the default values for platform dependent flags used by the server compiler.
  32 // (see c2_globals.hpp).  Alpha-sorted.
  33 define_pd_global(bool, BackgroundCompilation,        true);
  34 define_pd_global(bool, UseTLAB,                      true);
  35 define_pd_global(bool, ResizeTLAB,                   true);
  36 define_pd_global(bool, CICompileOSR,                 true);
  37 define_pd_global(bool, InlineIntrinsics,             true);
  38 define_pd_global(bool, PreferInterpreterNativeStubs, false);
  39 define_pd_global(bool, ProfileTraps,                 true);
  40 define_pd_global(bool, UseOnStackReplacement,        true);
  41 #ifdef CC_INTERP
  42 define_pd_global(bool, ProfileInterpreter,           false);
  43 #else
  44 define_pd_global(bool, ProfileInterpreter,           true);
  45 #endif // CC_INTERP
  46 define_pd_global(bool, TieredCompilation,            trueInTiered);
  47 define_pd_global(intx, CompileThreshold,             10000);
  48 
  49 define_pd_global(intx, OnStackReplacePercentage,     140);
  50 define_pd_global(intx, ConditionalMoveLimit,         3);

  51 define_pd_global(intx, FreqInlineSize,               325);
  52 define_pd_global(intx, MinJumpTableSize,             10);
  53 #ifdef AMD64
  54 define_pd_global(intx, INTPRESSURE,                  13);
  55 define_pd_global(intx, FLOATPRESSURE,                14);
  56 define_pd_global(intx, InteriorEntryAlignment,       16);
  57 define_pd_global(size_t, NewSizeThreadIncrease,      ScaleForWordSize(4*K));
  58 define_pd_global(intx, LoopUnrollLimit,              60);
  59 // InitialCodeCacheSize derived from specjbb2000 run.
  60 define_pd_global(intx, InitialCodeCacheSize,         2496*K); // Integral multiple of CodeCacheExpansionSize
  61 define_pd_global(intx, CodeCacheExpansionSize,       64*K);
  62 
  63 // Ergonomics related flags
  64 define_pd_global(uint64_t, MaxRAM,                   128ULL*G);
  65 #else
  66 define_pd_global(intx, INTPRESSURE,                  6);
  67 define_pd_global(intx, FLOATPRESSURE,                6);
  68 define_pd_global(intx, InteriorEntryAlignment,       4);
  69 define_pd_global(size_t, NewSizeThreadIncrease,      4*K);
  70 define_pd_global(intx, LoopUnrollLimit,              50);     // Design center runs on 1.3.1
  71 // InitialCodeCacheSize derived from specjbb2000 run.
  72 define_pd_global(intx, InitialCodeCacheSize,         2304*K); // Integral multiple of CodeCacheExpansionSize
  73 define_pd_global(intx, CodeCacheExpansionSize,       32*K);
  74 
  75 // Ergonomics related flags
  76 define_pd_global(uint64_t, MaxRAM,                   4ULL*G);
  77 #endif // AMD64
  78 define_pd_global(intx, RegisterCostAreaRatio,        16000);
  79 
  80 // Peephole and CISC spilling both break the graph, and so makes the
  81 // scheduler sick.
  82 define_pd_global(bool, OptoPeephole,                 true);
  83 define_pd_global(bool, UseCISCSpill,                 true);
  84 define_pd_global(bool, OptoScheduling,               false);
  85 define_pd_global(bool, OptoBundling,                 false);
  86 define_pd_global(bool, OptoRegScheduling,            true);
  87 
  88 define_pd_global(intx, ReservedCodeCacheSize,        48*M);
  89 define_pd_global(intx, NonProfiledCodeHeapSize,      21*M);
  90 define_pd_global(intx, ProfiledCodeHeapSize,         22*M);
  91 define_pd_global(intx, NonNMethodCodeHeapSize,       5*M );
  92 define_pd_global(uintx, CodeCacheMinBlockLength,     4);
  93 define_pd_global(uintx, CodeCacheMinimumUseSpace,    400*K);
  94 
  95 define_pd_global(bool,  TrapBasedRangeChecks,        false); // Not needed on x86.
  96 
  97 // Heap related flags
  98 define_pd_global(size_t, MetaspaceSize,              ScaleForWordSize(16*M));
  99 
 100 // Ergonomics related flags
 101 define_pd_global(bool, NeverActAsServerClassMachine, false);
 102 
 103 #endif // CPU_X86_VM_C2_GLOBALS_X86_HPP
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