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
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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, 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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