22  *
  23  */
  24 
  25 #ifndef CPU_ARM_VM_C2_GLOBALS_ARM_HPP
  26 #define CPU_ARM_VM_C2_GLOBALS_ARM_HPP
  27 
  28 #include "utilities/globalDefinitions.hpp"
  29 #include "utilities/macros.hpp"
  30 
  31 //
  32 // Sets the default values for platform dependent flags used by the server compiler.
  33 // (see c2_globals.hpp).  Alpha-sorted.
  34 
  35 define_pd_global(bool, BackgroundCompilation,        true);
  36 define_pd_global(bool, CICompileOSR,                 true);
  37 define_pd_global(bool, InlineIntrinsics,             false);
  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 #ifdef AARCH64
  43 define_pd_global(bool, TieredCompilation,            trueInTiered);
  44 #else
  45 define_pd_global(bool, TieredCompilation,            false);
  46 #endif
  47 define_pd_global(intx, CompileThreshold,             10000);
  48 
  49 define_pd_global(intx, OnStackReplacePercentage,     140);
  50 define_pd_global(intx, ConditionalMoveLimit,         4);
  51 // C2 gets to use all the float/double registers
  52 #ifdef AARCH64
  53 define_pd_global(intx, FLOATPRESSURE,                31);
  54 #else
  55 define_pd_global(intx, FLOATPRESSURE,                30);
  56 #endif
  57 define_pd_global(intx, FreqInlineSize,               175);
  58 #ifdef AARCH64
  59 define_pd_global(intx, INTPRESSURE,                  27);
  60 #else
  61 define_pd_global(intx, INTPRESSURE,                  12);
  62 #endif
  63 define_pd_global(intx, InteriorEntryAlignment,       16);  // = CodeEntryAlignment
  64 define_pd_global(size_t, NewSizeThreadIncrease,      ScaleForWordSize(4*K));
  65 // The default setting 16/16 seems to work best.
  66 // (For _228_jack 16/16 is 2% better than 4/4, 16/4, 32/32, 32/16, or 16/32.)
  67 //define_pd_global(intx, OptoLoopAlignment,            16);  // = 4*wordSize
  68 define_pd_global(intx, RegisterCostAreaRatio,        16000);
  69 define_pd_global(bool, UseTLAB,                      true);
  70 define_pd_global(bool, ResizeTLAB,                   true);
  71 define_pd_global(intx, LoopUnrollLimit,              60); // Design center runs on 1.3.1
  72 define_pd_global(intx, LoopPercentProfileLimit,      10);
  73 define_pd_global(intx, MinJumpTableSize,             16);
  74 
  75 // Peephole and CISC spilling both break the graph, and so makes the
  76 // scheduler sick.
  77 define_pd_global(bool, OptoPeephole,                 false);
  78 define_pd_global(bool, UseCISCSpill,                 false);
  79 define_pd_global(bool, OptoBundling,                 false);
  80 define_pd_global(bool, OptoScheduling,               true);
  81 define_pd_global(bool, OptoRegScheduling,            false);
  82 define_pd_global(bool, SuperWordLoopUnrollAnalysis,  false);

  22  *
  23  */
  24 
  25 #ifndef CPU_ARM_VM_C2_GLOBALS_ARM_HPP
  26 #define CPU_ARM_VM_C2_GLOBALS_ARM_HPP
  27 
  28 #include "utilities/globalDefinitions.hpp"
  29 #include "utilities/macros.hpp"
  30 
  31 //
  32 // Sets the default values for platform dependent flags used by the server compiler.
  33 // (see c2_globals.hpp).  Alpha-sorted.
  34 
  35 define_pd_global(bool, BackgroundCompilation,        true);
  36 define_pd_global(bool, CICompileOSR,                 true);
  37 define_pd_global(bool, InlineIntrinsics,             false);
  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,            false);

  43 define_pd_global(intx, CompileThreshold,             10000);
  44 
  45 define_pd_global(intx, OnStackReplacePercentage,     140);
  46 define_pd_global(intx, ConditionalMoveLimit,         4);
  47 // C2 gets to use all the float/double registers



  48 define_pd_global(intx, FLOATPRESSURE,                30);

  49 define_pd_global(intx, FreqInlineSize,               175);



  50 define_pd_global(intx, INTPRESSURE,                  12);

  51 define_pd_global(intx, InteriorEntryAlignment,       16);  // = CodeEntryAlignment
  52 define_pd_global(size_t, NewSizeThreadIncrease,      ScaleForWordSize(4*K));
  53 // The default setting 16/16 seems to work best.
  54 // (For _228_jack 16/16 is 2% better than 4/4, 16/4, 32/32, 32/16, or 16/32.)
  55 //define_pd_global(intx, OptoLoopAlignment,            16);  // = 4*wordSize
  56 define_pd_global(intx, RegisterCostAreaRatio,        16000);
  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
  60 define_pd_global(intx, LoopPercentProfileLimit,      10);
  61 define_pd_global(intx, MinJumpTableSize,             16);
  62 
  63 // Peephole and CISC spilling both break the graph, and so makes the
  64 // scheduler sick.
  65 define_pd_global(bool, OptoPeephole,                 false);
  66 define_pd_global(bool, UseCISCSpill,                 false);
  67 define_pd_global(bool, OptoBundling,                 false);
  68 define_pd_global(bool, OptoScheduling,               true);
  69 define_pd_global(bool, OptoRegScheduling,            false);
  70 define_pd_global(bool, SuperWordLoopUnrollAnalysis,  false);