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src/cpu/x86/vm/c2_globals_x86.hpp

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  30 
  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 define_pd_global(bool, ProfileInterpreter,           true);
  42 define_pd_global(bool, TieredCompilation,            trueInTiered);
  43 define_pd_global(intx, CompileThreshold,             10000);
  44 
  45 define_pd_global(intx, OnStackReplacePercentage,     140);
  46 define_pd_global(intx, ConditionalMoveLimit,         3);
  47 define_pd_global(intx, FreqInlineSize,               325);
  48 define_pd_global(intx, MinJumpTableSize,             10);
  49 define_pd_global(intx, LoopPercentProfileLimit,      30);
  50 define_pd_global(intx, PostLoopMultiversioning,      true);
  51 #ifdef AMD64
  52 define_pd_global(intx, INTPRESSURE,                  13);
  53 define_pd_global(intx, FLOATPRESSURE,                14);
  54 define_pd_global(intx, InteriorEntryAlignment,       16);
  55 define_pd_global(size_t, NewSizeThreadIncrease,      ScaleForWordSize(4*K));
  56 define_pd_global(intx, LoopUnrollLimit,              60);
  57 // InitialCodeCacheSize derived from specjbb2000 run.
  58 define_pd_global(intx, InitialCodeCacheSize,         2496*K); // Integral multiple of CodeCacheExpansionSize
  59 define_pd_global(intx, CodeCacheExpansionSize,       64*K);
  60 
  61 // Ergonomics related flags
  62 define_pd_global(uint64_t, MaxRAM,                   128ULL*G);
  63 #else
  64 define_pd_global(intx, INTPRESSURE,                  6);
  65 define_pd_global(intx, FLOATPRESSURE,                6);
  66 define_pd_global(intx, InteriorEntryAlignment,       4);
  67 define_pd_global(size_t, NewSizeThreadIncrease,      4*K);
  68 define_pd_global(intx, LoopUnrollLimit,              50);     // Design center runs on 1.3.1
  69 // InitialCodeCacheSize derived from specjbb2000 run.
  70 define_pd_global(intx, InitialCodeCacheSize,         2304*K); // Integral multiple of CodeCacheExpansionSize




  30 
  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 define_pd_global(bool, ProfileInterpreter,           true);
  42 define_pd_global(bool, TieredCompilation,            trueInTiered);
  43 define_pd_global(intx, CompileThreshold,             10000);
  44 
  45 define_pd_global(intx, OnStackReplacePercentage,     140);
  46 define_pd_global(intx, ConditionalMoveLimit,         3);
  47 define_pd_global(intx, FreqInlineSize,               325);
  48 define_pd_global(intx, MinJumpTableSize,             10);
  49 define_pd_global(intx, LoopPercentProfileLimit,      30);

  50 #ifdef AMD64
  51 define_pd_global(intx, INTPRESSURE,                  13);
  52 define_pd_global(intx, FLOATPRESSURE,                14);
  53 define_pd_global(intx, InteriorEntryAlignment,       16);
  54 define_pd_global(size_t, NewSizeThreadIncrease,      ScaleForWordSize(4*K));
  55 define_pd_global(intx, LoopUnrollLimit,              60);
  56 // InitialCodeCacheSize derived from specjbb2000 run.
  57 define_pd_global(intx, InitialCodeCacheSize,         2496*K); // Integral multiple of CodeCacheExpansionSize
  58 define_pd_global(intx, CodeCacheExpansionSize,       64*K);
  59 
  60 // Ergonomics related flags
  61 define_pd_global(uint64_t, MaxRAM,                   128ULL*G);
  62 #else
  63 define_pd_global(intx, INTPRESSURE,                  6);
  64 define_pd_global(intx, FLOATPRESSURE,                6);
  65 define_pd_global(intx, InteriorEntryAlignment,       4);
  66 define_pd_global(size_t, NewSizeThreadIncrease,      4*K);
  67 define_pd_global(intx, LoopUnrollLimit,              50);     // Design center runs on 1.3.1
  68 // InitialCodeCacheSize derived from specjbb2000 run.
  69 define_pd_global(intx, InitialCodeCacheSize,         2304*K); // Integral multiple of CodeCacheExpansionSize


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