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llvm-project/llvm/lib/Target/X86/X86ScheduleAtom.td

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//===- X86ScheduleAtom.td - X86 Atom Scheduling Definitions -*- tablegen -*-==//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file defines the schedule class data for the Intel Atom
// in order (Saltwell-32nm/Bonnell-45nm) processors.
//
//===----------------------------------------------------------------------===//
//
// Scheduling information derived from the "Intel 64 and IA32 Architectures
// Optimization Reference Manual", Chapter 13, Section 4.
// Atom machine model.
def AtomModel : SchedMachineModel {
let IssueWidth = 2; // Allows 2 instructions per scheduling group.
let MicroOpBufferSize = 0; // In-order execution, always hide latency.
let LoadLatency = 3; // Expected cycles, may be overriden.
let HighLatency = 30;// Expected, may be overriden.
// On the Atom, the throughput for taken branches is 2 cycles. For small
// simple loops, expand by a small factor to hide the backedge cost.
let LoopMicroOpBufferSize = 10;
let PostRAScheduler = 1;
let CompleteModel = 0;
}
let SchedModel = AtomModel in {
// Functional Units
def AtomPort0 : ProcResource<1>; // ALU: ALU0, shift/rotate, load/store
// SIMD/FP: SIMD ALU, Shuffle,SIMD/FP multiply, divide
def AtomPort1 : ProcResource<1>; // ALU: ALU1, bit processing, jump, and LEA
// SIMD/FP: SIMD ALU, FP Adder
def AtomPort01 : ProcResGroup<[AtomPort0, AtomPort1]>;
// Loads are 3 cycles, so ReadAfterLd registers needn't be available until 3
// cycles after the memory operand.
def : ReadAdvance<ReadAfterLd, 3>;
def : ReadAdvance<ReadAfterVecLd, 3>;
def : ReadAdvance<ReadAfterVecXLd, 3>;
def : ReadAdvance<ReadAfterVecYLd, 3>;
def : ReadAdvance<ReadInt2Fpu, 0>;
// Many SchedWrites are defined in pairs with and without a folded load.
// Instructions with folded loads are usually micro-fused, so they only appear
// as two micro-ops when dispatched by the schedulers.
// This multiclass defines the resource usage for variants with and without
// folded loads.
multiclass AtomWriteResPair<X86FoldableSchedWrite SchedRW,
list<ProcResourceKind> RRPorts,
list<ProcResourceKind> RMPorts,
int RRLat = 1, int RMLat = 1,
list<int> RRRes = [1],
list<int> RMRes = [1]> {
// Register variant is using a single cycle on ExePort.
def : WriteRes<SchedRW, RRPorts> {
let Latency = RRLat;
let ResourceCycles = RRRes;
}
// Memory variant also uses a cycle on JLAGU and adds 3 cycles to the
// latency.
def : WriteRes<SchedRW.Folded, RMPorts> {
let Latency = RMLat;
let ResourceCycles = RMRes;
}
}
// A folded store needs a cycle on Port0 for the store data.
def : WriteRes<WriteRMW, [AtomPort0]>;
////////////////////////////////////////////////////////////////////////////////
// Arithmetic.
////////////////////////////////////////////////////////////////////////////////
defm : AtomWriteResPair<WriteALU, [AtomPort01], [AtomPort0]>;
defm : AtomWriteResPair<WriteADC, [AtomPort01], [AtomPort0]>;
defm : AtomWriteResPair<WriteIMul8, [AtomPort01], [AtomPort01], 7, 7, [7], [7]>;
defm : AtomWriteResPair<WriteIMul16, [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
defm : AtomWriteResPair<WriteIMul16Imm, [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
defm : AtomWriteResPair<WriteIMul16Reg, [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
defm : AtomWriteResPair<WriteIMul32, [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
defm : AtomWriteResPair<WriteIMul32Imm, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : AtomWriteResPair<WriteIMul32Reg, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : AtomWriteResPair<WriteIMul64, [AtomPort01], [AtomPort01], 12, 12, [12], [12]>;
defm : AtomWriteResPair<WriteIMul64Imm, [AtomPort01], [AtomPort01], 14, 14, [14], [14]>;
defm : AtomWriteResPair<WriteIMul64Reg, [AtomPort01], [AtomPort01], 12, 12, [12], [12]>;
defm : X86WriteResUnsupported<WriteIMulH>;
defm : X86WriteRes<WriteXCHG, [AtomPort01], 2, [2], 1>;
defm : X86WriteRes<WriteBSWAP32, [AtomPort0], 1, [1], 1>;
defm : X86WriteRes<WriteBSWAP64, [AtomPort0], 1, [1], 1>;
defm : AtomWriteResPair<WriteCMPXCHG, [AtomPort01], [AtomPort01], 15, 15, [15]>;
defm : X86WriteRes<WriteCMPXCHGRMW, [AtomPort01, AtomPort0], 1, [1, 1], 1>;
defm : AtomWriteResPair<WriteDiv8, [AtomPort01], [AtomPort01], 50, 68, [50], [68]>;
defm : AtomWriteResPair<WriteDiv16, [AtomPort01], [AtomPort01], 50, 50, [50], [50]>;
defm : AtomWriteResPair<WriteDiv32, [AtomPort01], [AtomPort01], 50, 50, [50], [50]>;
defm : AtomWriteResPair<WriteDiv64, [AtomPort01], [AtomPort01],130,130,[130],[130]>;
defm : AtomWriteResPair<WriteIDiv8, [AtomPort01], [AtomPort01], 62, 62, [62], [62]>;
defm : AtomWriteResPair<WriteIDiv16, [AtomPort01], [AtomPort01], 62, 62, [62], [62]>;
defm : AtomWriteResPair<WriteIDiv32, [AtomPort01], [AtomPort01], 62, 62, [62], [62]>;
defm : AtomWriteResPair<WriteIDiv64, [AtomPort01], [AtomPort01],130,130,[130],[130]>;
defm : X86WriteResPairUnsupported<WriteCRC32>;
defm : AtomWriteResPair<WriteCMOV, [AtomPort01], [AtomPort0]>;
defm : AtomWriteResPair<WriteCMOV2, [AtomPort01], [AtomPort0]>;
defm : X86WriteRes<WriteFCMOV, [AtomPort01], 9, [9], 1>; // x87 conditional move.
def : WriteRes<WriteSETCC, [AtomPort01]>;
def : WriteRes<WriteSETCCStore, [AtomPort01]> {
let Latency = 2;
let ResourceCycles = [2];
}
def : WriteRes<WriteLAHFSAHF, [AtomPort01]> {
let Latency = 2;
let ResourceCycles = [2];
}
defm : X86WriteRes<WriteBitTest, [AtomPort1], 1, [1], 1>;
defm : X86WriteRes<WriteBitTestImmLd, [AtomPort0], 1, [1], 1>;
defm : X86WriteRes<WriteBitTestRegLd, [AtomPort01], 9, [9], 1>;
defm : X86WriteRes<WriteBitTestSet, [AtomPort1], 1, [1], 1>;
//defm : X86WriteRes<WriteBitTestSetImmLd, [AtomPort1], 1, [1], 1>;
//defm : X86WriteRes<WriteBitTestSetRegLd, [AtomPort1], 1, [1], 1>;
// This is for simple LEAs with one or two input operands.
def : WriteRes<WriteLEA, [AtomPort1]>;
// Bit counts.
defm : AtomWriteResPair<WriteBSF, [AtomPort01], [AtomPort01], 16, 16, [16], [16]>;
defm : AtomWriteResPair<WriteBSR, [AtomPort01], [AtomPort01], 16, 16, [16], [16]>;
defm : X86WriteResPairUnsupported<WritePOPCNT>;
defm : X86WriteResPairUnsupported<WriteLZCNT>;
defm : X86WriteResPairUnsupported<WriteTZCNT>;
// BMI1 BEXTR/BLS, BMI2 BZHI
defm : X86WriteResPairUnsupported<WriteBEXTR>;
defm : X86WriteResPairUnsupported<WriteBLS>;
defm : X86WriteResPairUnsupported<WriteBZHI>;
////////////////////////////////////////////////////////////////////////////////
// Integer shifts and rotates.
////////////////////////////////////////////////////////////////////////////////
defm : AtomWriteResPair<WriteShift, [AtomPort0], [AtomPort0]>;
defm : AtomWriteResPair<WriteShiftCL, [AtomPort0], [AtomPort0]>;
defm : AtomWriteResPair<WriteRotate, [AtomPort0], [AtomPort0]>;
defm : AtomWriteResPair<WriteRotateCL, [AtomPort0], [AtomPort0]>;
defm : X86WriteRes<WriteSHDrri, [AtomPort01], 2, [2], 1>;
defm : X86WriteRes<WriteSHDrrcl,[AtomPort01], 2, [2], 1>;
defm : X86WriteRes<WriteSHDmri, [AtomPort01], 4, [4], 1>;
defm : X86WriteRes<WriteSHDmrcl,[AtomPort01], 4, [4], 1>;
////////////////////////////////////////////////////////////////////////////////
// Loads, stores, and moves, not folded with other operations.
////////////////////////////////////////////////////////////////////////////////
def : WriteRes<WriteLoad, [AtomPort0]>;
def : WriteRes<WriteStore, [AtomPort0]>;
def : WriteRes<WriteStoreNT, [AtomPort0]>;
def : WriteRes<WriteMove, [AtomPort01]>;
// Treat misc copies as a move.
def : InstRW<[WriteMove], (instrs COPY)>;
////////////////////////////////////////////////////////////////////////////////
// Idioms that clear a register, like xorps %xmm0, %xmm0.
// These can often bypass execution ports completely.
////////////////////////////////////////////////////////////////////////////////
def : WriteRes<WriteZero, []>;
////////////////////////////////////////////////////////////////////////////////
// Branches don't produce values, so they have no latency, but they still
// consume resources. Indirect branches can fold loads.
////////////////////////////////////////////////////////////////////////////////
defm : AtomWriteResPair<WriteJump, [AtomPort1], [AtomPort1]>;
////////////////////////////////////////////////////////////////////////////////
// Special case scheduling classes.
////////////////////////////////////////////////////////////////////////////////
def : WriteRes<WriteSystem, [AtomPort01]> { let Latency = 100; }
def : WriteRes<WriteMicrocoded, [AtomPort01]> { let Latency = 100; }
def : WriteRes<WriteFence, [AtomPort0]>;
// Nops don't have dependencies, so there's no actual latency, but we set this
// to '1' to tell the scheduler that the nop uses an ALU slot for a cycle.
def : WriteRes<WriteNop, [AtomPort01]>;
////////////////////////////////////////////////////////////////////////////////
// Floating point. This covers both scalar and vector operations.
////////////////////////////////////////////////////////////////////////////////
defm : X86WriteRes<WriteFLD0, [AtomPort01], 1, [1], 1>;
defm : X86WriteRes<WriteFLD1, [AtomPort01], 6, [6], 1>;
def : WriteRes<WriteFLoad, [AtomPort0]>;
def : WriteRes<WriteFLoadX, [AtomPort0]>;
defm : X86WriteResUnsupported<WriteFLoadY>;
defm : X86WriteResUnsupported<WriteFMaskedLoad>;
defm : X86WriteResUnsupported<WriteFMaskedLoadY>;
def : WriteRes<WriteFStore, [AtomPort0]>;
def : WriteRes<WriteFStoreX, [AtomPort0]>;
defm : X86WriteResUnsupported<WriteFStoreY>;
def : WriteRes<WriteFStoreNT, [AtomPort0]>;
def : WriteRes<WriteFStoreNTX, [AtomPort0]>;
defm : X86WriteResUnsupported<WriteFStoreNTY>;
defm : X86WriteResUnsupported<WriteFMaskedStore>;
defm : X86WriteResUnsupported<WriteFMaskedStoreY>;
def : WriteRes<WriteFMove, [AtomPort01]>;
def : WriteRes<WriteFMoveX, [AtomPort01]>;
defm : X86WriteResUnsupported<WriteFMoveY>;
defm : X86WriteRes<WriteEMMS, [AtomPort01], 5, [5], 1>;
defm : AtomWriteResPair<WriteFAdd, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : AtomWriteResPair<WriteFAddX, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : X86WriteResPairUnsupported<WriteFAddY>;
defm : X86WriteResPairUnsupported<WriteFAddZ>;
defm : AtomWriteResPair<WriteFAdd64, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : AtomWriteResPair<WriteFAdd64X, [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
defm : X86WriteResPairUnsupported<WriteFAdd64Y>;
defm : X86WriteResPairUnsupported<WriteFAdd64Z>;
defm : AtomWriteResPair<WriteFCmp, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : AtomWriteResPair<WriteFCmpX, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : X86WriteResPairUnsupported<WriteFCmpY>;
defm : X86WriteResPairUnsupported<WriteFCmpZ>;
defm : AtomWriteResPair<WriteFCmp64, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : AtomWriteResPair<WriteFCmp64X, [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
defm : X86WriteResPairUnsupported<WriteFCmp64Y>;
defm : X86WriteResPairUnsupported<WriteFCmp64Z>;
defm : AtomWriteResPair<WriteFCom, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : AtomWriteResPair<WriteFMul, [AtomPort0], [AtomPort0], 4, 4, [4], [4]>;
defm : AtomWriteResPair<WriteFMulX, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : X86WriteResPairUnsupported<WriteFMulY>;
defm : X86WriteResPairUnsupported<WriteFMulZ>;
defm : AtomWriteResPair<WriteFMul64, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : AtomWriteResPair<WriteFMul64X, [AtomPort01], [AtomPort01], 9, 10, [9], [10]>;
defm : X86WriteResPairUnsupported<WriteFMul64Y>;
defm : X86WriteResPairUnsupported<WriteFMul64Z>;
defm : AtomWriteResPair<WriteFRcp, [AtomPort0], [AtomPort0], 4, 4, [4], [4]>;
defm : AtomWriteResPair<WriteFRcpX, [AtomPort01], [AtomPort01], 9, 10, [9], [10]>;
defm : X86WriteResPairUnsupported<WriteFRcpY>;
defm : X86WriteResPairUnsupported<WriteFRcpZ>;
defm : AtomWriteResPair<WriteFRsqrt, [AtomPort0], [AtomPort0], 4, 4, [4], [4]>;
defm : AtomWriteResPair<WriteFRsqrtX, [AtomPort01], [AtomPort01], 9, 10, [9], [10]>;
defm : X86WriteResPairUnsupported<WriteFRsqrtY>;
defm : X86WriteResPairUnsupported<WriteFRsqrtZ>;
defm : AtomWriteResPair<WriteFDiv, [AtomPort01], [AtomPort01], 34, 34, [34], [34]>;
defm : AtomWriteResPair<WriteFDivX, [AtomPort01], [AtomPort01], 70, 70, [70], [70]>;
defm : X86WriteResPairUnsupported<WriteFDivY>;
defm : X86WriteResPairUnsupported<WriteFDivZ>;
defm : AtomWriteResPair<WriteFDiv64, [AtomPort01], [AtomPort01], 62, 62, [62], [62]>;
defm : AtomWriteResPair<WriteFDiv64X, [AtomPort01], [AtomPort01],125,125,[125],[125]>;
defm : X86WriteResPairUnsupported<WriteFDiv64Y>;
defm : X86WriteResPairUnsupported<WriteFDiv64Z>;
defm : AtomWriteResPair<WriteFSqrt, [AtomPort01], [AtomPort01], 34, 34, [34], [34]>;
defm : AtomWriteResPair<WriteFSqrtX, [AtomPort01], [AtomPort01], 70, 70, [70], [70]>;
defm : X86WriteResPairUnsupported<WriteFSqrtY>;
defm : X86WriteResPairUnsupported<WriteFSqrtZ>;
defm : AtomWriteResPair<WriteFSqrt64, [AtomPort01], [AtomPort01], 62, 62, [62], [62]>;
defm : AtomWriteResPair<WriteFSqrt64X, [AtomPort01], [AtomPort01],125,125,[125],[125]>;
defm : X86WriteResPairUnsupported<WriteFSqrt64Y>;
defm : X86WriteResPairUnsupported<WriteFSqrt64Z>;
defm : AtomWriteResPair<WriteFSqrt80, [AtomPort01], [AtomPort01], 71, 71, [71], [71]>;
defm : AtomWriteResPair<WriteFSign, [AtomPort1], [AtomPort1]>;
defm : AtomWriteResPair<WriteFRnd, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : X86WriteResPairUnsupported<WriteFRndY>;
defm : X86WriteResPairUnsupported<WriteFRndZ>;
defm : AtomWriteResPair<WriteFLogic, [AtomPort01], [AtomPort0]>;
defm : X86WriteResPairUnsupported<WriteFLogicY>;
defm : X86WriteResPairUnsupported<WriteFLogicZ>;
defm : AtomWriteResPair<WriteFTest, [AtomPort01], [AtomPort0]>;
defm : X86WriteResPairUnsupported<WriteFTestY>;
defm : X86WriteResPairUnsupported<WriteFTestZ>;
defm : AtomWriteResPair<WriteFShuffle, [AtomPort0], [AtomPort0]>;
defm : X86WriteResPairUnsupported<WriteFShuffleY>;
defm : X86WriteResPairUnsupported<WriteFShuffleZ>;
defm : X86WriteResPairUnsupported<WriteFVarShuffle>;
defm : X86WriteResPairUnsupported<WriteFVarShuffleY>;
defm : X86WriteResPairUnsupported<WriteFVarShuffleZ>;
defm : X86WriteResPairUnsupported<WriteFMA>;
defm : X86WriteResPairUnsupported<WriteFMAX>;
defm : X86WriteResPairUnsupported<WriteFMAY>;
defm : X86WriteResPairUnsupported<WriteFMAZ>;
defm : X86WriteResPairUnsupported<WriteDPPD>;
defm : X86WriteResPairUnsupported<WriteDPPS>;
defm : X86WriteResPairUnsupported<WriteDPPSY>;
defm : X86WriteResPairUnsupported<WriteDPPSZ>;
defm : X86WriteResPairUnsupported<WriteFBlend>;
defm : X86WriteResPairUnsupported<WriteFBlendY>;
defm : X86WriteResPairUnsupported<WriteFBlendZ>;
defm : X86WriteResPairUnsupported<WriteFVarBlend>;
defm : X86WriteResPairUnsupported<WriteFVarBlendY>;
defm : X86WriteResPairUnsupported<WriteFVarBlendZ>;
defm : X86WriteResPairUnsupported<WriteFShuffle256>;
defm : X86WriteResPairUnsupported<WriteFVarShuffle256>;
////////////////////////////////////////////////////////////////////////////////
// Conversions.
////////////////////////////////////////////////////////////////////////////////
defm : AtomWriteResPair<WriteCvtSS2I, [AtomPort01], [AtomPort01], 8, 9, [8], [9]>;
defm : AtomWriteResPair<WriteCvtPS2I, [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
defm : X86WriteResPairUnsupported<WriteCvtPS2IY>;
defm : X86WriteResPairUnsupported<WriteCvtPS2IZ>;
defm : AtomWriteResPair<WriteCvtSD2I, [AtomPort01], [AtomPort01], 8, 9, [8], [9]>;
defm : AtomWriteResPair<WriteCvtPD2I, [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
defm : X86WriteResPairUnsupported<WriteCvtPD2IY>;
defm : X86WriteResPairUnsupported<WriteCvtPD2IZ>;
defm : AtomWriteResPair<WriteCvtI2SS, [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
defm : AtomWriteResPair<WriteCvtI2PS, [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
defm : X86WriteResPairUnsupported<WriteCvtI2PSY>;
defm : X86WriteResPairUnsupported<WriteCvtI2PSZ>;
defm : AtomWriteResPair<WriteCvtI2SD, [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
defm : AtomWriteResPair<WriteCvtI2PD, [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
defm : X86WriteResPairUnsupported<WriteCvtI2PDY>;
defm : X86WriteResPairUnsupported<WriteCvtI2PDZ>;
defm : AtomWriteResPair<WriteCvtSS2SD, [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
defm : AtomWriteResPair<WriteCvtPS2PD, [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
defm : X86WriteResPairUnsupported<WriteCvtPS2PDY>;
defm : X86WriteResPairUnsupported<WriteCvtPS2PDZ>;
defm : AtomWriteResPair<WriteCvtSD2SS, [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
defm : AtomWriteResPair<WriteCvtPD2PS, [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
defm : X86WriteResPairUnsupported<WriteCvtPD2PSY>;
defm : X86WriteResPairUnsupported<WriteCvtPD2PSZ>;
defm : X86WriteResPairUnsupported<WriteCvtPH2PS>;
defm : X86WriteResPairUnsupported<WriteCvtPH2PSY>;
defm : X86WriteResPairUnsupported<WriteCvtPH2PSZ>;
defm : X86WriteResUnsupported<WriteCvtPS2PH>;
defm : X86WriteResUnsupported<WriteCvtPS2PHSt>;
defm : X86WriteResUnsupported<WriteCvtPS2PHY>;
defm : X86WriteResUnsupported<WriteCvtPS2PHZ>;
defm : X86WriteResUnsupported<WriteCvtPS2PHYSt>;
defm : X86WriteResUnsupported<WriteCvtPS2PHZSt>;
////////////////////////////////////////////////////////////////////////////////
// Vector integer operations.
////////////////////////////////////////////////////////////////////////////////
def : WriteRes<WriteVecLoad, [AtomPort0]>;
def : WriteRes<WriteVecLoadX, [AtomPort0]>;
defm : X86WriteResUnsupported<WriteVecLoadY>;
def : WriteRes<WriteVecLoadNT, [AtomPort0]>;
defm : X86WriteResUnsupported<WriteVecLoadNTY>;
defm : X86WriteResUnsupported<WriteVecMaskedLoad>;
defm : X86WriteResUnsupported<WriteVecMaskedLoadY>;
def : WriteRes<WriteVecStore, [AtomPort0]>;
def : WriteRes<WriteVecStoreX, [AtomPort0]>;
defm : X86WriteResUnsupported<WriteVecStoreY>;
def : WriteRes<WriteVecStoreNT, [AtomPort0]>;
defm : X86WriteResUnsupported<WriteVecStoreNTY>;
def : WriteRes<WriteVecMaskedStore, [AtomPort0]>;
defm : X86WriteResUnsupported<WriteVecMaskedStoreY>;
def : WriteRes<WriteVecMove, [AtomPort0]>;
def : WriteRes<WriteVecMoveX, [AtomPort01]>;
defm : X86WriteResUnsupported<WriteVecMoveY>;
defm : X86WriteRes<WriteVecMoveToGpr, [AtomPort0], 3, [3], 1>;
defm : X86WriteRes<WriteVecMoveFromGpr, [AtomPort0], 1, [1], 1>;
defm : AtomWriteResPair<WriteVecALU, [AtomPort01], [AtomPort0], 1, 1>;
defm : AtomWriteResPair<WriteVecALUX, [AtomPort01], [AtomPort0], 1, 1>;
defm : X86WriteResPairUnsupported<WriteVecALUY>;
defm : X86WriteResPairUnsupported<WriteVecALUZ>;
defm : AtomWriteResPair<WriteVecLogic, [AtomPort01], [AtomPort0], 1, 1>;
defm : AtomWriteResPair<WriteVecLogicX, [AtomPort01], [AtomPort0], 1, 1>;
defm : X86WriteResPairUnsupported<WriteVecLogicY>;
defm : X86WriteResPairUnsupported<WriteVecLogicZ>;
defm : AtomWriteResPair<WriteVecTest, [AtomPort01], [AtomPort0], 1, 1>;
defm : X86WriteResPairUnsupported<WriteVecTestY>;
defm : X86WriteResPairUnsupported<WriteVecTestZ>;
defm : AtomWriteResPair<WriteVecShift, [AtomPort01], [AtomPort01], 2, 3, [2], [3]>;
defm : AtomWriteResPair<WriteVecShiftX, [AtomPort01], [AtomPort01], 2, 3, [2], [3]>;
defm : X86WriteResPairUnsupported<WriteVecShiftY>;
defm : X86WriteResPairUnsupported<WriteVecShiftZ>;
defm : AtomWriteResPair<WriteVecShiftImm, [AtomPort01], [AtomPort01], 1, 1, [1], [1]>;
defm : AtomWriteResPair<WriteVecShiftImmX, [AtomPort01], [AtomPort01], 1, 1, [1], [1]>;
defm : X86WriteResPairUnsupported<WriteVecShiftImmY>;
defm : X86WriteResPairUnsupported<WriteVecShiftImmZ>;
defm : AtomWriteResPair<WriteVecIMul, [AtomPort0], [AtomPort0], 4, 4, [4], [4]>;
defm : AtomWriteResPair<WriteVecIMulX, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : X86WriteResPairUnsupported<WriteVecIMulY>;
defm : X86WriteResPairUnsupported<WriteVecIMulZ>;
defm : X86WriteResPairUnsupported<WritePMULLD>;
defm : X86WriteResPairUnsupported<WritePMULLDY>;
defm : X86WriteResPairUnsupported<WritePMULLDZ>;
defm : X86WriteResPairUnsupported<WritePHMINPOS>;
defm : X86WriteResPairUnsupported<WriteMPSAD>;
defm : X86WriteResPairUnsupported<WriteMPSADY>;
defm : X86WriteResPairUnsupported<WriteMPSADZ>;
defm : AtomWriteResPair<WritePSADBW, [AtomPort01], [AtomPort01], 4, 4, [4], [4]>;
defm : AtomWriteResPair<WritePSADBWX, [AtomPort0], [AtomPort0], 5, 5, [5], [5]>;
defm : X86WriteResPairUnsupported<WritePSADBWY>;
defm : X86WriteResPairUnsupported<WritePSADBWZ>;
defm : AtomWriteResPair<WriteShuffle, [AtomPort0], [AtomPort0], 1, 1>;
defm : AtomWriteResPair<WriteShuffleX, [AtomPort0], [AtomPort0], 1, 1>;
defm : X86WriteResPairUnsupported<WriteShuffleY>;
defm : X86WriteResPairUnsupported<WriteShuffleZ>;
defm : AtomWriteResPair<WriteVarShuffle, [AtomPort0], [AtomPort0], 1, 1>;
defm : AtomWriteResPair<WriteVarShuffleX, [AtomPort01], [AtomPort01], 4, 5, [4], [5]>;
defm : X86WriteResPairUnsupported<WriteVarShuffleY>;
defm : X86WriteResPairUnsupported<WriteVarShuffleZ>;
defm : X86WriteResPairUnsupported<WriteBlend>;
defm : X86WriteResPairUnsupported<WriteBlendY>;
defm : X86WriteResPairUnsupported<WriteBlendZ>;
defm : X86WriteResPairUnsupported<WriteVarBlend>;
defm : X86WriteResPairUnsupported<WriteVarBlendY>;
defm : X86WriteResPairUnsupported<WriteVarBlendZ>;
defm : X86WriteResPairUnsupported<WriteShuffle256>;
defm : X86WriteResPairUnsupported<WriteVarShuffle256>;
defm : X86WriteResPairUnsupported<WriteVarVecShift>;
defm : X86WriteResPairUnsupported<WriteVarVecShiftY>;
defm : X86WriteResPairUnsupported<WriteVarVecShiftZ>;
////////////////////////////////////////////////////////////////////////////////
// Vector insert/extract operations.
////////////////////////////////////////////////////////////////////////////////
defm : AtomWriteResPair<WriteVecInsert, [AtomPort0], [AtomPort0], 1, 1>;
def : WriteRes<WriteVecExtract, [AtomPort0]>;
def : WriteRes<WriteVecExtractSt, [AtomPort0]>;
////////////////////////////////////////////////////////////////////////////////
// SSE42 String instructions.
////////////////////////////////////////////////////////////////////////////////
defm : X86WriteResPairUnsupported<WritePCmpIStrI>;
defm : X86WriteResPairUnsupported<WritePCmpIStrM>;
defm : X86WriteResPairUnsupported<WritePCmpEStrI>;
defm : X86WriteResPairUnsupported<WritePCmpEStrM>;
////////////////////////////////////////////////////////////////////////////////
// MOVMSK Instructions.
////////////////////////////////////////////////////////////////////////////////
def : WriteRes<WriteFMOVMSK, [AtomPort0]> { let Latency = 3; let ResourceCycles = [3]; }
def : WriteRes<WriteVecMOVMSK, [AtomPort0]> { let Latency = 3; let ResourceCycles = [3]; }
defm : X86WriteResUnsupported<WriteVecMOVMSKY>;
def : WriteRes<WriteMMXMOVMSK, [AtomPort0]> { let Latency = 3; let ResourceCycles = [3]; }
////////////////////////////////////////////////////////////////////////////////
// AES instructions.
////////////////////////////////////////////////////////////////////////////////
defm : X86WriteResPairUnsupported<WriteAESIMC>;
defm : X86WriteResPairUnsupported<WriteAESKeyGen>;
defm : X86WriteResPairUnsupported<WriteAESDecEnc>;
////////////////////////////////////////////////////////////////////////////////
// Horizontal add/sub instructions.
////////////////////////////////////////////////////////////////////////////////
defm : AtomWriteResPair<WriteFHAdd, [AtomPort01], [AtomPort01], 8, 9, [8], [9]>;
defm : AtomWriteResPair<WriteFHAddY, [AtomPort01], [AtomPort01], 8, 9, [8], [9]>;
defm : AtomWriteResPair<WritePHAdd, [AtomPort01], [AtomPort01], 3, 4, [3], [4]>;
defm : AtomWriteResPair<WritePHAddX, [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
defm : AtomWriteResPair<WritePHAddY, [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
////////////////////////////////////////////////////////////////////////////////
// Carry-less multiplication instructions.
////////////////////////////////////////////////////////////////////////////////
defm : X86WriteResPairUnsupported<WriteCLMul>;
////////////////////////////////////////////////////////////////////////////////
// Load/store MXCSR.
////////////////////////////////////////////////////////////////////////////////
def : WriteRes<WriteLDMXCSR, [AtomPort01]> { let Latency = 5; let ResourceCycles = [5]; }
def : WriteRes<WriteSTMXCSR, [AtomPort01]> { let Latency = 15; let ResourceCycles = [15]; }
////////////////////////////////////////////////////////////////////////////////
// Special Cases.
////////////////////////////////////////////////////////////////////////////////
// Port0
def AtomWrite0_1 : SchedWriteRes<[AtomPort0]> {
let Latency = 1;
let ResourceCycles = [1];
}
def : InstRW<[AtomWrite0_1], (instrs FXAM, LD_Frr,
MOVSX64rr32)>;
def : SchedAlias<WriteALURMW, AtomWrite0_1>;
def : SchedAlias<WriteADCRMW, AtomWrite0_1>;
def : InstRW<[AtomWrite0_1], (instregex "(RCL|RCR|ROL|ROR|SAR|SHL|SHR)(8|16|32|64)m",
"MOV(S|Z)X(32|64)rr(8|8_NOREX|16)")>;
// Port1
def AtomWrite1_1 : SchedWriteRes<[AtomPort1]> {
let Latency = 1;
let ResourceCycles = [1];
}
def : InstRW<[AtomWrite1_1], (instrs FCOMPP)>;
def : InstRW<[AtomWrite1_1], (instregex "UCOM_F(P|PP)?r")>;
def AtomWrite1_5 : SchedWriteRes<[AtomPort1]> {
let Latency = 5;
let ResourceCycles = [5];
}
def : InstRW<[AtomWrite1_5], (instrs MMX_CVTPI2PSirr, MMX_CVTPI2PSirm,
MMX_CVTPS2PIirr, MMX_CVTTPS2PIirr)>;
// Port0 and Port1
def AtomWrite0_1_1 : SchedWriteRes<[AtomPort0, AtomPort1]> {
let Latency = 1;
let ResourceCycles = [1, 1];
}
def : InstRW<[AtomWrite0_1_1], (instrs POP32r, POP64r,
POP16rmr, POP32rmr, POP64rmr,
PUSH16r, PUSH32r, PUSH64r,
PUSHi16, PUSHi32,
PUSH16rmr, PUSH32rmr, PUSH64rmr,
PUSH16i8, PUSH32i8, PUSH64i8, PUSH64i32,
XCH_F)>;
def : InstRW<[AtomWrite0_1_1], (instregex "RETI(L|Q|W)$",
"IRET(16|32|64)?")>;
def AtomWrite0_1_5 : SchedWriteRes<[AtomPort0, AtomPort1]> {
let Latency = 5;
let ResourceCycles = [5, 5];
}
def : InstRW<[AtomWrite0_1_5], (instrs MMX_CVTPS2PIirm, MMX_CVTTPS2PIirm)>;
def : InstRW<[AtomWrite0_1_5], (instregex "ILD_F(16|32|64)")>;
// Port0 or Port1
def AtomWrite01_1 : SchedWriteRes<[AtomPort01]> {
let Latency = 1;
let ResourceCycles = [1];
}
def : InstRW<[AtomWrite01_1], (instrs FDECSTP, FFREE, FFREEP, FINCSTP, WAIT,
LFENCE,
STOSB, STOSL, STOSQ, STOSW,
MOVSSrr, MOVSSrr_REV,
PSLLDQri, PSRLDQri)>;
def : InstRW<[AtomWrite01_1], (instregex "MMX_PACK(SSDW|SSWB|USWB)irr",
"MMX_PUNPCKH(BW|DQ|WD)irr")>;
def AtomWrite01_2 : SchedWriteRes<[AtomPort01]> {
let Latency = 2;
let ResourceCycles = [2];
}
def : InstRW<[AtomWrite01_2], (instrs LEAVE, LEAVE64, POP16r,
PUSH16rmm, PUSH32rmm, PUSH64rmm,
LODSB, LODSL, LODSQ, LODSW,
SCASB, SCASL, SCASQ, SCASW)>;
def : InstRW<[AtomWrite01_2], (instregex "PUSH(CS|DS|ES|FS|GS|SS)(16|32|64)",
"(ST|ISTT)_F(P)?(16|32|64)?(m|rr)",
"MMX_P(ADD|SUB)Qirr",
"MOV(S|Z)X16rr8",
"MOV(UPS|UPD|DQU)mr",
"MASKMOVDQU(64)?",
"P(ADD|SUB)Qrr")>;
def : SchedAlias<WriteBitTestSetImmRMW, AtomWrite01_2>;
def AtomWrite01_3 : SchedWriteRes<[AtomPort01]> {
let Latency = 3;
let ResourceCycles = [3];
}
def : InstRW<[AtomWrite01_3], (instrs CLD, LDDQUrm,
CMPSB, CMPSL, CMPSQ, CMPSW,
MOVSB, MOVSL, MOVSQ, MOVSW,
POP16rmm, POP32rmm, POP64rmm)>;
def : InstRW<[AtomWrite01_3], (instregex "XADD(8|16|32|64)rm",
"XCHG(8|16|32|64)rm",
"PH(ADD|SUB)Drr",
"MOV(S|Z)X16rm8",
"MMX_P(ADD|SUB)Qirm",
"MOV(UPS|UPD|DQU)rm",
"P(ADD|SUB)Qrm")>;
def AtomWrite01_4 : SchedWriteRes<[AtomPort01]> {
let Latency = 4;
let ResourceCycles = [4];
}
def : InstRW<[AtomWrite01_4], (instrs CBW, CWD, CWDE, CDQ, CDQE, CQO,
JCXZ, JECXZ, JRCXZ,
LD_F80m)>;
def : InstRW<[AtomWrite01_4], (instregex "PH(ADD|SUB)Drm",
"(MMX_)?PEXTRWrr(_REV)?")>;
def AtomWrite01_5 : SchedWriteRes<[AtomPort01]> {
let Latency = 5;
let ResourceCycles = [5];
}
def : InstRW<[AtomWrite01_5], (instrs FLDCW16m, ST_FP80m)>;
def : InstRW<[AtomWrite01_5], (instregex "MMX_PH(ADD|SUB)S?Wrr")>;
def AtomWrite01_6 : SchedWriteRes<[AtomPort01]> {
let Latency = 6;
let ResourceCycles = [6];
}
def : InstRW<[AtomWrite01_6], (instrs CMPXCHG8rm, INTO, XLAT,
SHLD16rrCL, SHRD16rrCL,
SHLD16rri8, SHRD16rri8,
SHLD16mrCL, SHRD16mrCL,
SHLD16mri8, SHRD16mri8)>;
def : InstRW<[AtomWrite01_6], (instregex "IST_F(P)?(16|32|64)?m",
"MMX_PH(ADD|SUB)S?Wrm")>;
def AtomWrite01_7 : SchedWriteRes<[AtomPort01]> {
let Latency = 7;
let ResourceCycles = [7];
}
def : InstRW<[AtomWrite01_7], (instrs AAD8i8)>;
def AtomWrite01_8 : SchedWriteRes<[AtomPort01]> {
let Latency = 8;
let ResourceCycles = [8];
}
def : InstRW<[AtomWrite01_8], (instrs LOOPE,
PUSHA16, PUSHA32,
SHLD64rrCL, SHRD64rrCL,
FNSTCW16m)>;
def AtomWrite01_9 : SchedWriteRes<[AtomPort01]> {
let Latency = 9;
let ResourceCycles = [9];
}
def : InstRW<[AtomWrite01_9], (instrs POPA16, POPA32,
PUSHF16, PUSHF32, PUSHF64,
SHLD64mrCL, SHRD64mrCL,
SHLD64mri8, SHRD64mri8,
SHLD64rri8, SHRD64rri8,
CMPXCHG8rr)>;
def : InstRW<[AtomWrite01_9], (instregex "(U)?COM_FI", "TST_F",
"(U)?COMIS(D|S)rr",
"CVT(T)?SS2SI64rr(_Int)?")>;
def AtomWrite01_10 : SchedWriteRes<[AtomPort01]> {
let Latency = 10;
let ResourceCycles = [10];
}
def : SchedAlias<WriteFLDC, AtomWrite01_10>;
def : InstRW<[AtomWrite01_10], (instregex "(U)?COMIS(D|S)rm",
"CVT(T)?SS2SI64rm(_Int)?")>;
def AtomWrite01_11 : SchedWriteRes<[AtomPort01]> {
let Latency = 11;
let ResourceCycles = [11];
}
def : InstRW<[AtomWrite01_11], (instrs BOUNDS16rm, BOUNDS32rm)>;
def : SchedAlias<WriteBitTestSetRegRMW, AtomWrite01_11>;
def AtomWrite01_13 : SchedWriteRes<[AtomPort01]> {
let Latency = 13;
let ResourceCycles = [13];
}
def : InstRW<[AtomWrite01_13], (instrs AAA, AAS)>;
def AtomWrite01_14 : SchedWriteRes<[AtomPort01]> {
let Latency = 14;
let ResourceCycles = [14];
}
def : InstRW<[AtomWrite01_14], (instrs CMPXCHG16rm, CMPXCHG32rm, CMPXCHG64rm)>;
def AtomWrite01_17 : SchedWriteRes<[AtomPort01]> {
let Latency = 17;
let ResourceCycles = [17];
}
def : InstRW<[AtomWrite01_17], (instrs LOOPNE, PAUSE)>;
def AtomWrite01_18 : SchedWriteRes<[AtomPort01]> {
let Latency = 18;
let ResourceCycles = [18];
}
def : InstRW<[AtomWrite01_18], (instrs CMPXCHG8B, DAA, LOOP)>;
def AtomWrite01_20 : SchedWriteRes<[AtomPort01]> {
let Latency = 20;
let ResourceCycles = [20];
}
def : InstRW<[AtomWrite01_20], (instrs DAS)>;
def AtomWrite01_21 : SchedWriteRes<[AtomPort01]> {
let Latency = 21;
let ResourceCycles = [21];
}
def : InstRW<[AtomWrite01_21], (instrs AAM8i8, STD)>;
def AtomWrite01_22 : SchedWriteRes<[AtomPort01]> {
let Latency = 22;
let ResourceCycles = [22];
}
def : InstRW<[AtomWrite01_22], (instrs CMPXCHG16B)>;
def AtomWrite01_23 : SchedWriteRes<[AtomPort01]> {
let Latency = 23;
let ResourceCycles = [23];
}
def : InstRW<[AtomWrite01_23], (instrs ARPL16mr, ARPL16rr)>;
def AtomWrite01_25 : SchedWriteRes<[AtomPort01]> {
let Latency = 25;
let ResourceCycles = [25];
}
def : InstRW<[AtomWrite01_25], (instrs FNCLEX, FXTRACT)>;
def AtomWrite01_26 : SchedWriteRes<[AtomPort01]> {
let Latency = 26;
let ResourceCycles = [26];
}
def : InstRW<[AtomWrite01_26], (instrs POPF32, POPF64)>;
def AtomWrite01_29 : SchedWriteRes<[AtomPort01]> {
let Latency = 29;
let ResourceCycles = [29];
}
def : InstRW<[AtomWrite01_29], (instregex "POP(DS|ES|FS|GS)(16|32|64)")>;
def AtomWrite01_30 : SchedWriteRes<[AtomPort01]> {
let Latency = 30;
let ResourceCycles = [30];
}
def : InstRW<[AtomWrite01_30], (instrs RDTSC, RDTSCP)>;
def AtomWrite01_32 : SchedWriteRes<[AtomPort01]> {
let Latency = 32;
let ResourceCycles = [32];
}
def : InstRW<[AtomWrite01_32], (instrs ENTER, POPF16)>;
def AtomWrite01_45 : SchedWriteRes<[AtomPort01]> {
let Latency = 45;
let ResourceCycles = [45];
}
def : InstRW<[AtomWrite01_45], (instrs MONITORrrr)>;
def AtomWrite01_46 : SchedWriteRes<[AtomPort01]> {
let Latency = 46;
let ResourceCycles = [46];
}
def : InstRW<[AtomWrite01_46], (instrs FRNDINT, MWAITrr, RDPMC)>;
def AtomWrite01_48 : SchedWriteRes<[AtomPort01]> {
let Latency = 48;
let ResourceCycles = [48];
}
def : InstRW<[AtomWrite01_48], (instrs POPSS16, POPSS32)>;
def AtomWrite01_55 : SchedWriteRes<[AtomPort01]> {
let Latency = 55;
let ResourceCycles = [55];
}
def : InstRW<[AtomWrite01_55], (instrs FPREM)>;
def AtomWrite01_59 : SchedWriteRes<[AtomPort01]> {
let Latency = 59;
let ResourceCycles = [59];
}
def : InstRW<[AtomWrite01_59], (instrs INSB, INSL, INSW)>;
def AtomWrite01_63 : SchedWriteRes<[AtomPort01]> {
let Latency = 63;
let ResourceCycles = [63];
}
def : InstRW<[AtomWrite01_63], (instrs FNINIT)>;
def AtomWrite01_68 : SchedWriteRes<[AtomPort01]> {
let Latency = 68;
let ResourceCycles = [68];
}
def : InstRW<[AtomWrite01_68], (instrs OUT8rr, OUT16rr, OUT32rr)>;
def AtomWrite01_71 : SchedWriteRes<[AtomPort01]> {
let Latency = 71;
let ResourceCycles = [71];
}
def : InstRW<[AtomWrite01_71], (instrs FPREM1,
INVLPG, INVLPGA32, INVLPGA64)>;
def AtomWrite01_72 : SchedWriteRes<[AtomPort01]> {
let Latency = 72;
let ResourceCycles = [72];
}
def : InstRW<[AtomWrite01_72], (instrs OUT8ir, OUT16ir, OUT32ir)>;
def AtomWrite01_74 : SchedWriteRes<[AtomPort01]> {
let Latency = 74;
let ResourceCycles = [74];
}
def : InstRW<[AtomWrite01_74], (instrs OUTSB, OUTSL, OUTSW)>;
def AtomWrite01_77 : SchedWriteRes<[AtomPort01]> {
let Latency = 77;
let ResourceCycles = [77];
}
def : InstRW<[AtomWrite01_77], (instrs FSCALE)>;
def AtomWrite01_78 : SchedWriteRes<[AtomPort01]> {
let Latency = 78;
let ResourceCycles = [78];
}
def : InstRW<[AtomWrite01_78], (instrs RDMSR)>;
def AtomWrite01_79 : SchedWriteRes<[AtomPort01]> {
let Latency = 79;
let ResourceCycles = [79];
}
def : InstRW<[AtomWrite01_79], (instregex "RET(L|Q|W)?$",
"LRETI?(L|Q|W)")>;
def AtomWrite01_92 : SchedWriteRes<[AtomPort01]> {
let Latency = 92;
let ResourceCycles = [92];
}
def : InstRW<[AtomWrite01_92], (instrs IN8ri, IN16ri, IN32ri)>;
def AtomWrite01_94 : SchedWriteRes<[AtomPort01]> {
let Latency = 94;
let ResourceCycles = [94];
}
def : InstRW<[AtomWrite01_94], (instrs IN8rr, IN16rr, IN32rr)>;
def AtomWrite01_99 : SchedWriteRes<[AtomPort01]> {
let Latency = 99;
let ResourceCycles = [99];
}
def : InstRW<[AtomWrite01_99], (instrs F2XM1)>;
def AtomWrite01_121 : SchedWriteRes<[AtomPort01]> {
let Latency = 121;
let ResourceCycles = [121];
}
def : InstRW<[AtomWrite01_121], (instrs CPUID)>;
def AtomWrite01_127 : SchedWriteRes<[AtomPort01]> {
let Latency = 127;
let ResourceCycles = [127];
}
def : InstRW<[AtomWrite01_127], (instrs INT)>;
def AtomWrite01_130 : SchedWriteRes<[AtomPort01]> {
let Latency = 130;
let ResourceCycles = [130];
}
def : InstRW<[AtomWrite01_130], (instrs INT3)>;
def AtomWrite01_140 : SchedWriteRes<[AtomPort01]> {
let Latency = 140;
let ResourceCycles = [140];
}
def : InstRW<[AtomWrite01_140], (instrs FXSAVE, FXSAVE64)>;
def AtomWrite01_141 : SchedWriteRes<[AtomPort01]> {
let Latency = 141;
let ResourceCycles = [141];
}
def : InstRW<[AtomWrite01_141], (instrs FXRSTOR, FXRSTOR64)>;
def AtomWrite01_146 : SchedWriteRes<[AtomPort01]> {
let Latency = 146;
let ResourceCycles = [146];
}
def : InstRW<[AtomWrite01_146], (instrs FYL2X)>;
def AtomWrite01_147 : SchedWriteRes<[AtomPort01]> {
let Latency = 147;
let ResourceCycles = [147];
}
def : InstRW<[AtomWrite01_147], (instrs FYL2XP1)>;
def AtomWrite01_168 : SchedWriteRes<[AtomPort01]> {
let Latency = 168;
let ResourceCycles = [168];
}
def : InstRW<[AtomWrite01_168], (instrs FPTAN)>;
def AtomWrite01_174 : SchedWriteRes<[AtomPort01]> {
let Latency = 174;
let ResourceCycles = [174];
}
def : InstRW<[AtomWrite01_174], (instrs FSINCOS)>;
def : InstRW<[AtomWrite01_174], (instregex "(COS|SIN)_F")>;
def AtomWrite01_183 : SchedWriteRes<[AtomPort01]> {
let Latency = 183;
let ResourceCycles = [183];
}
def : InstRW<[AtomWrite01_183], (instrs FPATAN)>;
def AtomWrite01_202 : SchedWriteRes<[AtomPort01]> {
let Latency = 202;
let ResourceCycles = [202];
}
def : InstRW<[AtomWrite01_202], (instrs WRMSR)>;
} // SchedModel
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