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131 lines
7.1 KiB
131 lines
7.1 KiB
4 months ago
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//===-- PPCScheduleG5.td - PPC G5 Scheduling Definitions ---*- tablegen -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the itinerary class data for the G5 (970) processor.
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//
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//===----------------------------------------------------------------------===//
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def G5_BPU : FuncUnit; // Branch unit
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def G5_SLU : FuncUnit; // Store/load unit
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def G5_SRU : FuncUnit; // special register unit
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def G5_IU1 : FuncUnit; // integer unit 1 (simple)
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def G5_IU2 : FuncUnit; // integer unit 2 (complex)
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def G5_FPU1 : FuncUnit; // floating point unit 1
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def G5_FPU2 : FuncUnit; // floating point unit 2
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def G5_VPU : FuncUnit; // vector permutation unit
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def G5_VIU1 : FuncUnit; // vector integer unit 1 (simple)
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def G5_VIU2 : FuncUnit; // vector integer unit 2 (complex)
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def G5_VFPU : FuncUnit; // vector floating point unit
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def G5Itineraries : ProcessorItineraries<
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[G5_IU1, G5_IU2, G5_SLU, G5_BPU, G5_FPU1, G5_FPU2,
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G5_VFPU, G5_VIU1, G5_VIU2, G5_VPU], [], [
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InstrItinData<IIC_IntSimple , [InstrStage<2, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntGeneral , [InstrStage<2, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntCompare , [InstrStage<3, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntDivD , [InstrStage<68, [G5_IU1]>]>,
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InstrItinData<IIC_IntDivW , [InstrStage<36, [G5_IU1]>]>,
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InstrItinData<IIC_IntMFFS , [InstrStage<6, [G5_IU2]>]>,
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InstrItinData<IIC_IntMFVSCR , [InstrStage<1, [G5_VFPU]>]>,
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InstrItinData<IIC_IntMTFSB0 , [InstrStage<6, [G5_FPU1, G5_FPU2]>]>,
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InstrItinData<IIC_IntMulHD , [InstrStage<7, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntMulHW , [InstrStage<5, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntMulHWU , [InstrStage<5, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntMulLI , [InstrStage<4, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntRFID , [InstrStage<1, [G5_IU2]>]>,
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InstrItinData<IIC_IntRotateD , [InstrStage<2, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntRotateDI , [InstrStage<2, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntRotate , [InstrStage<4, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntShift , [InstrStage<2, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntTrapD , [InstrStage<1, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_IntTrapW , [InstrStage<1, [G5_IU1, G5_IU2]>]>,
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InstrItinData<IIC_BrB , [InstrStage<1, [G5_BPU]>]>,
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InstrItinData<IIC_BrCR , [InstrStage<4, [G5_BPU]>]>,
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InstrItinData<IIC_BrMCR , [InstrStage<2, [G5_BPU]>]>,
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InstrItinData<IIC_BrMCRX , [InstrStage<3, [G5_BPU]>]>,
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InstrItinData<IIC_LdStDCBF , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLoad , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLoadUpd , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLoadUpdX, [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStStore , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStStoreUpd, [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStDSS , [InstrStage<10, [G5_SLU]>]>,
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InstrItinData<IIC_LdStICBI , [InstrStage<40, [G5_SLU]>]>,
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InstrItinData<IIC_LdStSTFD , [InstrStage<4, [G5_SLU]>]>,
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InstrItinData<IIC_LdStSTFDU , [InstrStage<4, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLD , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLDU , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLDUX , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLDARX , [InstrStage<11, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLFD , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLFDU , [InstrStage<5, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLFDUX , [InstrStage<5, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLHA , [InstrStage<5, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLHAU , [InstrStage<5, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLHAUX , [InstrStage<5, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLMW , [InstrStage<64, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLVecX , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLWA , [InstrStage<5, [G5_SLU]>]>,
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InstrItinData<IIC_LdStLWARX , [InstrStage<11, [G5_SLU]>]>,
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InstrItinData<IIC_LdStSLBIA , [InstrStage<40, [G5_SLU]>]>, // needs work
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InstrItinData<IIC_LdStSLBIE , [InstrStage<2, [G5_SLU]>]>,
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InstrItinData<IIC_LdStSTD , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStSTDU , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStSTDUX , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_LdStSTDCX , [InstrStage<11, [G5_SLU]>]>,
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InstrItinData<IIC_LdStSTVEBX , [InstrStage<5, [G5_SLU]>]>,
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InstrItinData<IIC_LdStSTWCX , [InstrStage<11, [G5_SLU]>]>,
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InstrItinData<IIC_LdStSync , [InstrStage<35, [G5_SLU]>]>,
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InstrItinData<IIC_SprISYNC , [InstrStage<40, [G5_SLU]>]>, // needs work
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InstrItinData<IIC_SprMFSR , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_SprMTMSR , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_SprMTSR , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_SprTLBSYNC , [InstrStage<3, [G5_SLU]>]>,
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InstrItinData<IIC_SprMFCR , [InstrStage<2, [G5_IU2]>]>,
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InstrItinData<IIC_SprMFCRF , [InstrStage<2, [G5_IU2]>]>,
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InstrItinData<IIC_SprMFMSR , [InstrStage<3, [G5_IU2]>]>,
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InstrItinData<IIC_SprMFSPR , [InstrStage<3, [G5_IU2]>]>,
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InstrItinData<IIC_SprMFTB , [InstrStage<10, [G5_IU2]>]>,
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InstrItinData<IIC_SprMTSPR , [InstrStage<8, [G5_IU2]>]>,
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InstrItinData<IIC_SprSC , [InstrStage<1, [G5_IU2]>]>,
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InstrItinData<IIC_FPGeneral , [InstrStage<6, [G5_FPU1, G5_FPU2]>]>,
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InstrItinData<IIC_FPAddSub , [InstrStage<6, [G5_FPU1, G5_FPU2]>]>,
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InstrItinData<IIC_FPCompare , [InstrStage<8, [G5_FPU1, G5_FPU2]>]>,
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InstrItinData<IIC_FPDivD , [InstrStage<33, [G5_FPU1, G5_FPU2]>]>,
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InstrItinData<IIC_FPDivS , [InstrStage<33, [G5_FPU1, G5_FPU2]>]>,
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InstrItinData<IIC_FPFused , [InstrStage<6, [G5_FPU1, G5_FPU2]>]>,
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InstrItinData<IIC_FPRes , [InstrStage<6, [G5_FPU1, G5_FPU2]>]>,
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InstrItinData<IIC_FPSqrtD , [InstrStage<40, [G5_FPU1, G5_FPU2]>]>,
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InstrItinData<IIC_FPSqrtS , [InstrStage<40, [G5_FPU1, G5_FPU2]>]>,
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InstrItinData<IIC_VecGeneral , [InstrStage<2, [G5_VIU1]>]>,
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InstrItinData<IIC_VecFP , [InstrStage<8, [G5_VFPU]>]>,
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InstrItinData<IIC_VecFPCompare, [InstrStage<2, [G5_VFPU]>]>,
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InstrItinData<IIC_VecComplex , [InstrStage<5, [G5_VIU2]>]>,
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InstrItinData<IIC_VecPerm , [InstrStage<3, [G5_VPU]>]>,
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InstrItinData<IIC_VecFPRound , [InstrStage<8, [G5_VFPU]>]>,
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InstrItinData<IIC_VecVSL , [InstrStage<2, [G5_VIU1]>]>,
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InstrItinData<IIC_VecVSR , [InstrStage<3, [G5_VPU]>]>
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]>;
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// ===---------------------------------------------------------------------===//
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// G5 machine model for scheduling and other instruction cost heuristics.
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def G5Model : SchedMachineModel {
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let IssueWidth = 4; // 4 (non-branch) instructions are dispatched per cycle.
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let LoadLatency = 3; // Optimistic load latency assuming bypass.
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// This is overriden by OperandCycles if the
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// Itineraries are queried instead.
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let MispredictPenalty = 16;
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let CompleteModel = 0;
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let Itineraries = G5Itineraries;
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}
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