1 //===-- PPCScheduleG5.td - PPC G5 Scheduling Definitions ---*- tablegen -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines the itinerary class data for the G5 (970) processor.
12 //===----------------------------------------------------------------------===//
14 def G5_BPU : FuncUnit; // Branch unit
15 def G5_SLU : FuncUnit; // Store/load unit
16 def G5_SRU : FuncUnit; // special register unit
17 def G5_IU1 : FuncUnit; // integer unit 1 (simple)
18 def G5_IU2 : FuncUnit; // integer unit 2 (complex)
19 def G5_FPU1 : FuncUnit; // floating point unit 1
20 def G5_FPU2 : FuncUnit; // floating point unit 2
21 def G5_VPU : FuncUnit; // vector permutation unit
22 def G5_VIU1 : FuncUnit; // vector integer unit 1 (simple)
23 def G5_VIU2 : FuncUnit; // vector integer unit 2 (complex)
24 def G5_VFPU : FuncUnit; // vector floating point unit
26 def G5Itineraries : ProcessorItineraries<
27 [G5_IU1, G5_IU2, G5_SLU, G5_BPU, G5_FPU1, G5_FPU2,
28 G5_VFPU, G5_VIU1, G5_VIU2, G5_VPU], [], [
29 InstrItinData<IIC_IntSimple , [InstrStage<2, [G5_IU1, G5_IU2]>]>,
30 InstrItinData<IIC_IntGeneral , [InstrStage<2, [G5_IU1, G5_IU2]>]>,
31 InstrItinData<IIC_IntCompare , [InstrStage<3, [G5_IU1, G5_IU2]>]>,
32 InstrItinData<IIC_IntDivD , [InstrStage<68, [G5_IU1]>]>,
33 InstrItinData<IIC_IntDivW , [InstrStage<36, [G5_IU1]>]>,
34 InstrItinData<IIC_IntMFFS , [InstrStage<6, [G5_IU2]>]>,
35 InstrItinData<IIC_IntMFVSCR , [InstrStage<1, [G5_VFPU]>]>,
36 InstrItinData<IIC_IntMTFSB0 , [InstrStage<6, [G5_FPU1, G5_FPU2]>]>,
37 InstrItinData<IIC_IntMulHD , [InstrStage<7, [G5_IU1, G5_IU2]>]>,
38 InstrItinData<IIC_IntMulHW , [InstrStage<5, [G5_IU1, G5_IU2]>]>,
39 InstrItinData<IIC_IntMulHWU , [InstrStage<5, [G5_IU1, G5_IU2]>]>,
40 InstrItinData<IIC_IntMulLI , [InstrStage<4, [G5_IU1, G5_IU2]>]>,
41 InstrItinData<IIC_IntRFID , [InstrStage<1, [G5_IU2]>]>,
42 InstrItinData<IIC_IntRotateD , [InstrStage<2, [G5_IU1, G5_IU2]>]>,
43 InstrItinData<IIC_IntRotateDI , [InstrStage<2, [G5_IU1, G5_IU2]>]>,
44 InstrItinData<IIC_IntRotate , [InstrStage<4, [G5_IU1, G5_IU2]>]>,
45 InstrItinData<IIC_IntShift , [InstrStage<2, [G5_IU1, G5_IU2]>]>,
46 InstrItinData<IIC_IntTrapD , [InstrStage<1, [G5_IU1, G5_IU2]>]>,
47 InstrItinData<IIC_IntTrapW , [InstrStage<1, [G5_IU1, G5_IU2]>]>,
48 InstrItinData<IIC_BrB , [InstrStage<1, [G5_BPU]>]>,
49 InstrItinData<IIC_BrCR , [InstrStage<4, [G5_BPU]>]>,
50 InstrItinData<IIC_BrMCR , [InstrStage<2, [G5_BPU]>]>,
51 InstrItinData<IIC_BrMCRX , [InstrStage<3, [G5_BPU]>]>,
52 InstrItinData<IIC_LdStDCBF , [InstrStage<3, [G5_SLU]>]>,
53 InstrItinData<IIC_LdStLoad , [InstrStage<3, [G5_SLU]>]>,
54 InstrItinData<IIC_LdStLoadUpd , [InstrStage<3, [G5_SLU]>]>,
55 InstrItinData<IIC_LdStLoadUpdX, [InstrStage<3, [G5_SLU]>]>,
56 InstrItinData<IIC_LdStStore , [InstrStage<3, [G5_SLU]>]>,
57 InstrItinData<IIC_LdStStoreUpd, [InstrStage<3, [G5_SLU]>]>,
58 InstrItinData<IIC_LdStDSS , [InstrStage<10, [G5_SLU]>]>,
59 InstrItinData<IIC_LdStICBI , [InstrStage<40, [G5_SLU]>]>,
60 InstrItinData<IIC_LdStSTFD , [InstrStage<4, [G5_SLU]>]>,
61 InstrItinData<IIC_LdStSTFDU , [InstrStage<4, [G5_SLU]>]>,
62 InstrItinData<IIC_LdStLD , [InstrStage<3, [G5_SLU]>]>,
63 InstrItinData<IIC_LdStLDU , [InstrStage<3, [G5_SLU]>]>,
64 InstrItinData<IIC_LdStLDUX , [InstrStage<3, [G5_SLU]>]>,
65 InstrItinData<IIC_LdStLDARX , [InstrStage<11, [G5_SLU]>]>,
66 InstrItinData<IIC_LdStLFD , [InstrStage<3, [G5_SLU]>]>,
67 InstrItinData<IIC_LdStLFDU , [InstrStage<5, [G5_SLU]>]>,
68 InstrItinData<IIC_LdStLFDUX , [InstrStage<5, [G5_SLU]>]>,
69 InstrItinData<IIC_LdStLHA , [InstrStage<5, [G5_SLU]>]>,
70 InstrItinData<IIC_LdStLHAU , [InstrStage<5, [G5_SLU]>]>,
71 InstrItinData<IIC_LdStLHAUX , [InstrStage<5, [G5_SLU]>]>,
72 InstrItinData<IIC_LdStLMW , [InstrStage<64, [G5_SLU]>]>,
73 InstrItinData<IIC_LdStLVecX , [InstrStage<3, [G5_SLU]>]>,
74 InstrItinData<IIC_LdStLWA , [InstrStage<5, [G5_SLU]>]>,
75 InstrItinData<IIC_LdStLWARX , [InstrStage<11, [G5_SLU]>]>,
76 InstrItinData<IIC_LdStSLBIA , [InstrStage<40, [G5_SLU]>]>, // needs work
77 InstrItinData<IIC_LdStSLBIE , [InstrStage<2, [G5_SLU]>]>,
78 InstrItinData<IIC_LdStSTD , [InstrStage<3, [G5_SLU]>]>,
79 InstrItinData<IIC_LdStSTDU , [InstrStage<3, [G5_SLU]>]>,
80 InstrItinData<IIC_LdStSTDUX , [InstrStage<3, [G5_SLU]>]>,
81 InstrItinData<IIC_LdStSTDCX , [InstrStage<11, [G5_SLU]>]>,
82 InstrItinData<IIC_LdStSTVEBX , [InstrStage<5, [G5_SLU]>]>,
83 InstrItinData<IIC_LdStSTWCX , [InstrStage<11, [G5_SLU]>]>,
84 InstrItinData<IIC_LdStSync , [InstrStage<35, [G5_SLU]>]>,
85 InstrItinData<IIC_SprISYNC , [InstrStage<40, [G5_SLU]>]>, // needs work
86 InstrItinData<IIC_SprMFSR , [InstrStage<3, [G5_SLU]>]>,
87 InstrItinData<IIC_SprMTMSR , [InstrStage<3, [G5_SLU]>]>,
88 InstrItinData<IIC_SprMTSR , [InstrStage<3, [G5_SLU]>]>,
89 InstrItinData<IIC_SprTLBSYNC , [InstrStage<3, [G5_SLU]>]>,
90 InstrItinData<IIC_SprMFCR , [InstrStage<2, [G5_IU2]>]>,
91 InstrItinData<IIC_SprMFCRF , [InstrStage<2, [G5_IU2]>]>,
92 InstrItinData<IIC_SprMFMSR , [InstrStage<3, [G5_IU2]>]>,
93 InstrItinData<IIC_SprMFSPR , [InstrStage<3, [G5_IU2]>]>,
94 InstrItinData<IIC_SprMFTB , [InstrStage<10, [G5_IU2]>]>,
95 InstrItinData<IIC_SprMTSPR , [InstrStage<8, [G5_IU2]>]>,
96 InstrItinData<IIC_SprSC , [InstrStage<1, [G5_IU2]>]>,
97 InstrItinData<IIC_FPGeneral , [InstrStage<6, [G5_FPU1, G5_FPU2]>]>,
98 InstrItinData<IIC_FPAddSub , [InstrStage<6, [G5_FPU1, G5_FPU2]>]>,
99 InstrItinData<IIC_FPCompare , [InstrStage<8, [G5_FPU1, G5_FPU2]>]>,
100 InstrItinData<IIC_FPDivD , [InstrStage<33, [G5_FPU1, G5_FPU2]>]>,
101 InstrItinData<IIC_FPDivS , [InstrStage<33, [G5_FPU1, G5_FPU2]>]>,
102 InstrItinData<IIC_FPFused , [InstrStage<6, [G5_FPU1, G5_FPU2]>]>,
103 InstrItinData<IIC_FPRes , [InstrStage<6, [G5_FPU1, G5_FPU2]>]>,
104 InstrItinData<IIC_FPSqrtD , [InstrStage<40, [G5_FPU1, G5_FPU2]>]>,
105 InstrItinData<IIC_FPSqrtS , [InstrStage<40, [G5_FPU1, G5_FPU2]>]>,
106 InstrItinData<IIC_VecGeneral , [InstrStage<2, [G5_VIU1]>]>,
107 InstrItinData<IIC_VecFP , [InstrStage<8, [G5_VFPU]>]>,
108 InstrItinData<IIC_VecFPCompare, [InstrStage<2, [G5_VFPU]>]>,
109 InstrItinData<IIC_VecComplex , [InstrStage<5, [G5_VIU2]>]>,
110 InstrItinData<IIC_VecPerm , [InstrStage<3, [G5_VPU]>]>,
111 InstrItinData<IIC_VecFPRound , [InstrStage<8, [G5_VFPU]>]>,
112 InstrItinData<IIC_VecVSL , [InstrStage<2, [G5_VIU1]>]>,
113 InstrItinData<IIC_VecVSR , [InstrStage<3, [G5_VPU]>]>
116 // ===---------------------------------------------------------------------===//
117 // G5 machine model for scheduling and other instruction cost heuristics.
119 def G5Model : SchedMachineModel {
120 let IssueWidth = 4; // 4 (non-branch) instructions are dispatched per cycle.
121 let LoadLatency = 3; // Optimistic load latency assuming bypass.
122 // This is overriden by OperandCycles if the
123 // Itineraries are queried instead.
124 let MispredictPenalty = 16;
126 let CompleteModel = 0;
128 let Itineraries = G5Itineraries;