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comparison src/cpu/sparc/vm/c2_globals_sparc.hpp @ 1365:6476042f815c

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6940701: Don't align loops in stubs for Niagara sparc Summary: Don't align loops in stubs for Niagara sparc since NOPs are expensive. Reviewed-by: twisti, never
author kvn
date Wed, 07 Apr 2010 09:37:47 -0700
parents 473cce303f13
children c18cbe5936b8
comparison
equal deleted inserted replaced
1364:0dc88ad3244e 1365:6476042f815c
58 define_pd_global(intx, FLOATPRESSURE, 52); // C2 on V9 gets to use all the float/double registers 58 define_pd_global(intx, FLOATPRESSURE, 52); // C2 on V9 gets to use all the float/double registers
59 define_pd_global(intx, FreqInlineSize, 175); 59 define_pd_global(intx, FreqInlineSize, 175);
60 define_pd_global(intx, INTPRESSURE, 48); // large register set 60 define_pd_global(intx, INTPRESSURE, 48); // large register set
61 define_pd_global(intx, InteriorEntryAlignment, 16); // = CodeEntryAlignment 61 define_pd_global(intx, InteriorEntryAlignment, 16); // = CodeEntryAlignment
62 define_pd_global(intx, NewSizeThreadIncrease, ScaleForWordSize(4*K)); 62 define_pd_global(intx, NewSizeThreadIncrease, ScaleForWordSize(4*K));
63 // The default setting 16/16 seems to work best.
64 // (For _228_jack 16/16 is 2% better than 4/4, 16/4, 32/32, 32/16, or 16/32.)
65 define_pd_global(intx, OptoLoopAlignment, 16); // = 4*wordSize
66 define_pd_global(intx, RegisterCostAreaRatio, 12000); 63 define_pd_global(intx, RegisterCostAreaRatio, 12000);
67 define_pd_global(bool, UseTLAB, true); 64 define_pd_global(bool, UseTLAB, true);
68 define_pd_global(bool, ResizeTLAB, true); 65 define_pd_global(bool, ResizeTLAB, true);
69 define_pd_global(intx, LoopUnrollLimit, 60); // Design center runs on 1.3.1 66 define_pd_global(intx, LoopUnrollLimit, 60); // Design center runs on 1.3.1
70 67