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llvm-for-llvmta/lib/Target/X86/X86SchedSandyBridge.td

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2022-04-25 10:02:23 +02:00
//=- X86SchedSandyBridge.td - X86 Sandy Bridge Scheduling ----*- 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 machine model for Sandy Bridge to support instruction
// scheduling and other instruction cost heuristics.
//
// Note that we define some instructions here that are not supported by SNB,
// but we still have to define them because SNB is the default subtarget for
// X86. These instructions are tagged with a comment `Unsupported = 1`.
//
//===----------------------------------------------------------------------===//
def SandyBridgeModel : SchedMachineModel {
// All x86 instructions are modeled as a single micro-op, and SB can decode 4
// instructions per cycle.
// FIXME: Identify instructions that aren't a single fused micro-op.
let IssueWidth = 4;
let MicroOpBufferSize = 168; // Based on the reorder buffer.
let LoadLatency = 5;
let MispredictPenalty = 16;
// Based on the LSD (loop-stream detector) queue size.
let LoopMicroOpBufferSize = 28;
// This flag is set to allow the scheduler to assign
// a default model to unrecognized opcodes.
let CompleteModel = 0;
}
let SchedModel = SandyBridgeModel in {
// Sandy Bridge can issue micro-ops to 6 different ports in one cycle.
// Ports 0, 1, and 5 handle all computation.
def SBPort0 : ProcResource<1>;
def SBPort1 : ProcResource<1>;
def SBPort5 : ProcResource<1>;
// Ports 2 and 3 are identical. They handle loads and the address half of
// stores.
def SBPort23 : ProcResource<2>;
// Port 4 gets the data half of stores. Store data can be available later than
// the store address, but since we don't model the latency of stores, we can
// ignore that.
def SBPort4 : ProcResource<1>;
// Many micro-ops are capable of issuing on multiple ports.
def SBPort01 : ProcResGroup<[SBPort0, SBPort1]>;
def SBPort05 : ProcResGroup<[SBPort0, SBPort5]>;
def SBPort15 : ProcResGroup<[SBPort1, SBPort5]>;
def SBPort015 : ProcResGroup<[SBPort0, SBPort1, SBPort5]>;
// 54 Entry Unified Scheduler
def SBPortAny : ProcResGroup<[SBPort0, SBPort1, SBPort23, SBPort4, SBPort5]> {
let BufferSize=54;
}
// Integer division issued on port 0.
def SBDivider : ProcResource<1>;
// FP division and sqrt on port 0.
def SBFPDivider : ProcResource<1>;
// Integer loads are 5 cycles, so ReadAfterLd registers needn't be available until 5
// cycles after the memory operand.
def : ReadAdvance<ReadAfterLd, 5>;
// Vector loads are 5/6/7 cycles, so ReadAfterVec*Ld registers needn't be available
// until 5/6/7 cycles after the memory operand.
def : ReadAdvance<ReadAfterVecLd, 5>;
def : ReadAdvance<ReadAfterVecXLd, 6>;
def : ReadAdvance<ReadAfterVecYLd, 7>;
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 queued in the reservation station.
// This multiclass defines the resource usage for variants with and without
// folded loads.
multiclass SBWriteResPair<X86FoldableSchedWrite SchedRW,
list<ProcResourceKind> ExePorts,
int Lat, list<int> Res = [1], int UOps = 1,
int LoadLat = 5> {
// Register variant is using a single cycle on ExePort.
def : WriteRes<SchedRW, ExePorts> {
let Latency = Lat;
let ResourceCycles = Res;
let NumMicroOps = UOps;
}
// Memory variant also uses a cycle on port 2/3 and adds LoadLat cycles to
// the latency (default = 5).
def : WriteRes<SchedRW.Folded, !listconcat([SBPort23], ExePorts)> {
let Latency = !add(Lat, LoadLat);
let ResourceCycles = !listconcat([1], Res);
let NumMicroOps = !add(UOps, 1);
}
}
// A folded store needs a cycle on port 4 for the store data, and an extra port
// 2/3 cycle to recompute the address.
def : WriteRes<WriteRMW, [SBPort23,SBPort4]>;
def : WriteRes<WriteStore, [SBPort23, SBPort4]>;
def : WriteRes<WriteStoreNT, [SBPort23, SBPort4]>;
def : WriteRes<WriteLoad, [SBPort23]> { let Latency = 5; }
def : WriteRes<WriteMove, [SBPort015]>;
def : WriteRes<WriteZero, []>;
// Arithmetic.
defm : SBWriteResPair<WriteALU, [SBPort015], 1>;
defm : SBWriteResPair<WriteADC, [SBPort05,SBPort015], 2, [1,1], 2>;
defm : SBWriteResPair<WriteIMul8, [SBPort1], 3>;
defm : SBWriteResPair<WriteIMul16, [SBPort1,SBPort05,SBPort015], 4, [1,1,2], 4>;
defm : X86WriteRes<WriteIMul16Imm, [SBPort1,SBPort015], 4, [1,1], 2>;
defm : X86WriteRes<WriteIMul16ImmLd, [SBPort1,SBPort015,SBPort23], 8, [1,1,1], 3>;
defm : SBWriteResPair<WriteIMul16Reg, [SBPort1], 3>;
defm : SBWriteResPair<WriteIMul32, [SBPort1,SBPort05,SBPort015], 4, [1,1,1], 3>;
defm : SBWriteResPair<WriteIMul32Imm, [SBPort1], 3>;
defm : SBWriteResPair<WriteIMul32Reg, [SBPort1], 3>;
defm : SBWriteResPair<WriteIMul64, [SBPort1,SBPort0], 4, [1,1], 2>;
defm : SBWriteResPair<WriteIMul64Imm, [SBPort1], 3>;
defm : SBWriteResPair<WriteIMul64Reg, [SBPort1], 3>;
def : WriteRes<WriteIMulH, []> { let Latency = 3; }
defm : X86WriteRes<WriteXCHG, [SBPort015], 2, [3], 3>;
defm : X86WriteRes<WriteBSWAP32, [SBPort1], 1, [1], 1>;
defm : X86WriteRes<WriteBSWAP64, [SBPort1, SBPort05], 2, [1,1], 2>;
defm : X86WriteRes<WriteCMPXCHG, [SBPort05, SBPort015], 5, [1,3], 4>;
defm : X86WriteRes<WriteCMPXCHGRMW,[SBPort015, SBPort5, SBPort23, SBPort4], 8, [1, 2, 2, 1], 6>;
defm : SBWriteResPair<WriteDiv8, [SBPort0, SBDivider], 25, [1, 10]>;
defm : SBWriteResPair<WriteDiv16, [SBPort0, SBDivider], 25, [1, 10]>;
defm : SBWriteResPair<WriteDiv32, [SBPort0, SBDivider], 25, [1, 10]>;
defm : SBWriteResPair<WriteDiv64, [SBPort0, SBDivider], 25, [1, 10]>;
defm : SBWriteResPair<WriteIDiv8, [SBPort0, SBDivider], 25, [1, 10]>;
defm : SBWriteResPair<WriteIDiv16, [SBPort0, SBDivider], 25, [1, 10]>;
defm : SBWriteResPair<WriteIDiv32, [SBPort0, SBDivider], 25, [1, 10]>;
defm : SBWriteResPair<WriteIDiv64, [SBPort0, SBDivider], 25, [1, 10]>;
// SHLD/SHRD.
defm : X86WriteRes<WriteSHDrri, [SBPort05, SBPort015], 2, [1, 1], 2>;
defm : X86WriteRes<WriteSHDrrcl,[SBPort05, SBPort015], 4, [3, 1], 4>;
defm : X86WriteRes<WriteSHDmri, [SBPort4,SBPort23,SBPort05,SBPort015], 8, [1, 2, 1, 1], 5>;
defm : X86WriteRes<WriteSHDmrcl,[SBPort4,SBPort23,SBPort05,SBPort015], 10, [1, 2, 3, 1], 7>;
defm : SBWriteResPair<WriteShift, [SBPort05], 1>;
defm : SBWriteResPair<WriteShiftCL, [SBPort05], 3, [3], 3>;
defm : SBWriteResPair<WriteRotate, [SBPort05], 2, [2], 2>;
defm : SBWriteResPair<WriteRotateCL, [SBPort05], 3, [3], 3>;
defm : SBWriteResPair<WriteJump, [SBPort5], 1>;
defm : SBWriteResPair<WriteCRC32, [SBPort1], 3, [1], 1, 5>;
defm : SBWriteResPair<WriteCMOV, [SBPort05,SBPort015], 2, [1,1], 2>; // Conditional move.
defm : X86WriteRes<WriteFCMOV, [SBPort5,SBPort05], 3, [2,1], 3>; // x87 conditional move.
def : WriteRes<WriteSETCC, [SBPort05]>; // Setcc.
def : WriteRes<WriteSETCCStore, [SBPort05,SBPort4,SBPort23]> {
let Latency = 2;
let NumMicroOps = 3;
}
defm : X86WriteRes<WriteLAHFSAHF, [SBPort05], 1, [1], 1>;
defm : X86WriteRes<WriteBitTest, [SBPort05], 1, [1], 1>;
defm : X86WriteRes<WriteBitTestImmLd, [SBPort05,SBPort23], 6, [1,1], 2>;
//defm : X86WriteRes<WriteBitTestRegLd, [SBPort05,SBPort23], 6, [1,1], 2>;
defm : X86WriteRes<WriteBitTestSet, [SBPort05], 1, [1], 1>;
defm : X86WriteRes<WriteBitTestSetImmLd, [SBPort05,SBPort23], 6, [1,1], 3>;
defm : X86WriteRes<WriteBitTestSetRegLd, [SBPort05,SBPort23,SBPort5,SBPort015], 8, [1,1,1,1], 5>;
// This is for simple LEAs with one or two input operands.
// The complex ones can only execute on port 1, and they require two cycles on
// the port to read all inputs. We don't model that.
def : WriteRes<WriteLEA, [SBPort01]>;
// Bit counts.
defm : SBWriteResPair<WriteBSF, [SBPort1], 3, [1], 1, 5>;
defm : SBWriteResPair<WriteBSR, [SBPort1], 3, [1], 1, 5>;
defm : SBWriteResPair<WriteLZCNT, [SBPort1], 3, [1], 1, 5>;
defm : SBWriteResPair<WriteTZCNT, [SBPort1], 3, [1], 1, 5>;
defm : SBWriteResPair<WritePOPCNT, [SBPort1], 3, [1], 1, 6>;
// BMI1 BEXTR/BLS, BMI2 BZHI
// NOTE: These don't exist on Sandy Bridge. Ports are guesses.
defm : SBWriteResPair<WriteBEXTR, [SBPort05,SBPort1], 2, [1,1], 2>;
defm : SBWriteResPair<WriteBLS, [SBPort015], 1>;
defm : SBWriteResPair<WriteBZHI, [SBPort1], 1>;
// Scalar and vector floating point.
defm : X86WriteRes<WriteFLD0, [SBPort5], 1, [1], 1>;
defm : X86WriteRes<WriteFLD1, [SBPort0,SBPort5], 1, [1,1], 2>;
defm : X86WriteRes<WriteFLDC, [SBPort0,SBPort1], 1, [1,1], 2>;
defm : X86WriteRes<WriteFLoad, [SBPort23], 5, [1], 1>;
defm : X86WriteRes<WriteFLoadX, [SBPort23], 6, [1], 1>;
defm : X86WriteRes<WriteFLoadY, [SBPort23], 7, [1], 1>;
defm : X86WriteRes<WriteFMaskedLoad, [SBPort23,SBPort05], 8, [1,2], 3>;
defm : X86WriteRes<WriteFMaskedLoadY, [SBPort23,SBPort05], 9, [1,2], 3>;
defm : X86WriteRes<WriteFStore, [SBPort23,SBPort4], 1, [1,1], 1>;
defm : X86WriteRes<WriteFStoreX, [SBPort23,SBPort4], 1, [1,1], 1>;
defm : X86WriteRes<WriteFStoreY, [SBPort23,SBPort4], 1, [1,1], 1>;
defm : X86WriteRes<WriteFStoreNT, [SBPort23,SBPort4], 1, [1,1], 1>;
defm : X86WriteRes<WriteFStoreNTX, [SBPort23,SBPort4], 1, [1,1], 1>;
defm : X86WriteRes<WriteFStoreNTY, [SBPort23,SBPort4], 1, [1,1], 1>;
defm : X86WriteRes<WriteFMaskedStore32, [SBPort4,SBPort01,SBPort23], 5, [1,1,1], 3>;
defm : X86WriteRes<WriteFMaskedStore32Y, [SBPort4,SBPort01,SBPort23], 5, [1,1,1], 3>;
defm : X86WriteRes<WriteFMaskedStore64, [SBPort4,SBPort01,SBPort23], 5, [1,1,1], 3>;
defm : X86WriteRes<WriteFMaskedStore64Y, [SBPort4,SBPort01,SBPort23], 5, [1,1,1], 3>;
defm : X86WriteRes<WriteFMove, [SBPort5], 1, [1], 1>;
defm : X86WriteRes<WriteFMoveX, [SBPort5], 1, [1], 1>;
defm : X86WriteRes<WriteFMoveY, [SBPort5], 1, [1], 1>;
defm : X86WriteRes<WriteEMMS, [SBPort015], 31, [31], 31>;
defm : SBWriteResPair<WriteFAdd, [SBPort1], 3, [1], 1, 6>;
defm : SBWriteResPair<WriteFAddX, [SBPort1], 3, [1], 1, 6>;
defm : SBWriteResPair<WriteFAddY, [SBPort1], 3, [1], 1, 7>;
defm : SBWriteResPair<WriteFAddZ, [SBPort1], 3, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFAdd64, [SBPort1], 3, [1], 1, 6>;
defm : SBWriteResPair<WriteFAdd64X, [SBPort1], 3, [1], 1, 6>;
defm : SBWriteResPair<WriteFAdd64Y, [SBPort1], 3, [1], 1, 7>;
defm : SBWriteResPair<WriteFAdd64Z, [SBPort1], 3, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFCmp, [SBPort1], 3, [1], 1, 6>;
defm : SBWriteResPair<WriteFCmpX, [SBPort1], 3, [1], 1, 6>;
defm : SBWriteResPair<WriteFCmpY, [SBPort1], 3, [1], 1, 7>;
defm : SBWriteResPair<WriteFCmpZ, [SBPort1], 3, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFCmp64, [SBPort1], 3, [1], 1, 6>;
defm : SBWriteResPair<WriteFCmp64X, [SBPort1], 3, [1], 1, 6>;
defm : SBWriteResPair<WriteFCmp64Y, [SBPort1], 3, [1], 1, 7>;
defm : SBWriteResPair<WriteFCmp64Z, [SBPort1], 3, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFCom, [SBPort1], 3>;
defm : SBWriteResPair<WriteFComX, [SBPort1], 3>;
defm : SBWriteResPair<WriteFMul, [SBPort0], 5, [1], 1, 6>;
defm : SBWriteResPair<WriteFMulX, [SBPort0], 5, [1], 1, 6>;
defm : SBWriteResPair<WriteFMulY, [SBPort0], 5, [1], 1, 7>;
defm : SBWriteResPair<WriteFMulZ, [SBPort0], 5, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFMul64, [SBPort0], 5, [1], 1, 6>;
defm : SBWriteResPair<WriteFMul64X, [SBPort0], 5, [1], 1, 6>;
defm : SBWriteResPair<WriteFMul64Y, [SBPort0], 5, [1], 1, 7>;
defm : SBWriteResPair<WriteFMul64Z, [SBPort0], 5, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFDiv, [SBPort0,SBFPDivider], 14, [1,14], 1, 6>;
defm : SBWriteResPair<WriteFDivX, [SBPort0,SBFPDivider], 14, [1,14], 1, 6>;
defm : SBWriteResPair<WriteFDivY, [SBPort0,SBPort05,SBFPDivider], 29, [2,1,28], 3, 7>;
defm : SBWriteResPair<WriteFDivZ, [SBPort0,SBPort05,SBFPDivider], 29, [2,1,28], 3, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFDiv64, [SBPort0,SBFPDivider], 22, [1,22], 1, 6>;
defm : SBWriteResPair<WriteFDiv64X, [SBPort0,SBFPDivider], 22, [1,22], 1, 6>;
defm : SBWriteResPair<WriteFDiv64Y, [SBPort0,SBPort05,SBFPDivider], 45, [2,1,44], 3, 7>;
defm : SBWriteResPair<WriteFDiv64Z, [SBPort0,SBPort05,SBFPDivider], 45, [2,1,44], 3, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFRcp, [SBPort0], 5, [1], 1, 6>;
defm : SBWriteResPair<WriteFRcpX, [SBPort0], 5, [1], 1, 6>;
defm : SBWriteResPair<WriteFRcpY, [SBPort0,SBPort05], 7, [2,1], 3, 7>;
defm : SBWriteResPair<WriteFRcpZ, [SBPort0,SBPort05], 7, [2,1], 3, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFRsqrt, [SBPort0], 5, [1], 1, 6>;
defm : SBWriteResPair<WriteFRsqrtX,[SBPort0], 5, [1], 1, 6>;
defm : SBWriteResPair<WriteFRsqrtY,[SBPort0,SBPort05], 7, [2,1], 3, 7>;
defm : SBWriteResPair<WriteFRsqrtZ,[SBPort0,SBPort05], 7, [2,1], 3, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFSqrt, [SBPort0,SBFPDivider], 14, [1,14], 1, 6>;
defm : SBWriteResPair<WriteFSqrtX, [SBPort0,SBFPDivider], 14, [1,14], 1, 6>;
defm : SBWriteResPair<WriteFSqrtY, [SBPort0,SBPort05,SBFPDivider], 29, [2,1,28], 3, 7>;
defm : SBWriteResPair<WriteFSqrtZ, [SBPort0,SBPort05,SBFPDivider], 29, [2,1,28], 3, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFSqrt64, [SBPort0,SBFPDivider], 21, [1,21], 1, 6>;
defm : SBWriteResPair<WriteFSqrt64X, [SBPort0,SBFPDivider], 21, [1,21], 1, 6>;
defm : SBWriteResPair<WriteFSqrt64Y, [SBPort0,SBPort05,SBFPDivider], 45, [2,1,44], 3, 7>;
defm : SBWriteResPair<WriteFSqrt64Z, [SBPort0,SBPort05,SBFPDivider], 45, [2,1,44], 3, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFSqrt80, [SBPort0,SBFPDivider], 24, [1,24], 1, 6>;
defm : SBWriteResPair<WriteDPPD, [SBPort0,SBPort1,SBPort5], 9, [1,1,1], 3, 6>;
defm : SBWriteResPair<WriteDPPS, [SBPort0,SBPort1,SBPort5], 12, [1,2,1], 4, 6>;
defm : SBWriteResPair<WriteDPPSY, [SBPort0,SBPort1,SBPort5], 12, [1,2,1], 4, 7>;
defm : SBWriteResPair<WriteDPPSZ, [SBPort0,SBPort1,SBPort5], 12, [1,2,1], 4, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFSign, [SBPort5], 1>;
defm : SBWriteResPair<WriteFRnd, [SBPort1], 3, [1], 1, 6>;
defm : SBWriteResPair<WriteFRndY, [SBPort1], 3, [1], 1, 7>;
defm : SBWriteResPair<WriteFRndZ, [SBPort1], 3, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFLogic, [SBPort5], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteFLogicY, [SBPort5], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteFLogicZ, [SBPort5], 1, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFTest, [SBPort0], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteFTestY, [SBPort0], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteFTestZ, [SBPort0], 1, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFShuffle, [SBPort5], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteFShuffleY,[SBPort5], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteFShuffleZ,[SBPort5], 1, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFVarShuffle, [SBPort5], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteFVarShuffleY,[SBPort5], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteFVarShuffleZ,[SBPort5], 1, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFBlend, [SBPort05], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteFBlendY, [SBPort05], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteFBlendZ, [SBPort05], 1, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteFVarBlend, [SBPort05], 2, [2], 2, 6>;
defm : SBWriteResPair<WriteFVarBlendY,[SBPort05], 2, [2], 2, 7>;
defm : SBWriteResPair<WriteFVarBlendZ,[SBPort05], 2, [2], 2, 7>; // Unsupported = 1
// Conversion between integer and float.
defm : SBWriteResPair<WriteCvtSS2I, [SBPort0,SBPort1], 5, [1,1], 2>;
defm : SBWriteResPair<WriteCvtPS2I, [SBPort1], 3, [1], 1, 6>;
defm : SBWriteResPair<WriteCvtPS2IY, [SBPort1], 3, [1], 1, 7>;
defm : SBWriteResPair<WriteCvtPS2IZ, [SBPort1], 3, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteCvtSD2I, [SBPort0,SBPort1], 5, [1,1], 2>;
defm : SBWriteResPair<WriteCvtPD2I, [SBPort1,SBPort5], 4, [1,1], 2, 6>;
defm : X86WriteRes<WriteCvtPD2IY, [SBPort1,SBPort5], 4, [1,1], 2>;
defm : X86WriteRes<WriteCvtPD2IZ, [SBPort1,SBPort5], 4, [1,1], 2>; // Unsupported = 1
defm : X86WriteRes<WriteCvtPD2IYLd, [SBPort1,SBPort5,SBPort23], 11, [1,1,1], 3>;
defm : X86WriteRes<WriteCvtPD2IZLd, [SBPort1,SBPort5,SBPort23], 11, [1,1,1], 3>; // Unsupported = 1
defm : X86WriteRes<WriteCvtI2SS, [SBPort1,SBPort5], 5, [1,2], 3>;
defm : X86WriteRes<WriteCvtI2SSLd, [SBPort1,SBPort5,SBPort23], 10, [1,1,1], 3>;
defm : SBWriteResPair<WriteCvtI2PS, [SBPort1], 3, [1], 1, 6>;
defm : SBWriteResPair<WriteCvtI2PSY, [SBPort1], 3, [1], 1, 7>;
defm : SBWriteResPair<WriteCvtI2PSZ, [SBPort1], 3, [1], 1, 7>; // Unsupported = 1
defm : X86WriteRes<WriteCvtI2SD, [SBPort1,SBPort5], 4, [1,1], 2>;
defm : X86WriteRes<WriteCvtI2PD, [SBPort1,SBPort5], 4, [1,1], 2>;
defm : X86WriteRes<WriteCvtI2PDY, [SBPort1,SBPort5], 4, [1,1], 2>;
defm : X86WriteRes<WriteCvtI2PDZ, [SBPort1,SBPort5], 4, [1,1], 2>; // Unsupported = 1
defm : X86WriteRes<WriteCvtI2SDLd, [SBPort1,SBPort23], 9, [1,1], 2>;
defm : X86WriteRes<WriteCvtI2PDLd, [SBPort1,SBPort5,SBPort23], 10, [1,1,1], 3>;
defm : X86WriteRes<WriteCvtI2PDYLd, [SBPort1,SBPort5,SBPort23], 10, [1,1,1], 3>;
defm : X86WriteRes<WriteCvtI2PDZLd, [SBPort1,SBPort5,SBPort23], 10, [1,1,1], 3>; // Unsupported = 1
defm : SBWriteResPair<WriteCvtSS2SD, [SBPort0], 1, [1], 1, 6>;
defm : X86WriteRes<WriteCvtPS2PD, [SBPort0,SBPort5], 2, [1,1], 2>;
defm : X86WriteRes<WriteCvtPS2PDY, [SBPort0,SBPort5], 2, [1,1], 2>;
defm : X86WriteRes<WriteCvtPS2PDZ, [SBPort0,SBPort5], 2, [1,1], 2>; // Unsupported = 1
defm : X86WriteRes<WriteCvtPS2PDLd, [SBPort0,SBPort23], 7, [1,1], 2>;
defm : X86WriteRes<WriteCvtPS2PDYLd, [SBPort0,SBPort23], 7, [1,1], 2>;
defm : X86WriteRes<WriteCvtPS2PDZLd, [SBPort0,SBPort23], 7, [1,1], 2>; // Unsupported = 1
defm : SBWriteResPair<WriteCvtSD2SS, [SBPort1,SBPort5], 4, [1,1], 2, 6>;
defm : SBWriteResPair<WriteCvtPD2PS, [SBPort1,SBPort5], 4, [1,1], 2, 6>;
defm : SBWriteResPair<WriteCvtPD2PSY, [SBPort1,SBPort5], 4, [1,1], 2, 7>;
defm : SBWriteResPair<WriteCvtPD2PSZ, [SBPort1,SBPort5], 4, [1,1], 2, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteCvtPH2PS, [SBPort1], 3>;
defm : SBWriteResPair<WriteCvtPH2PSY, [SBPort1], 3>;
defm : SBWriteResPair<WriteCvtPH2PSZ, [SBPort1], 3>; // Unsupported = 1
defm : X86WriteRes<WriteCvtPS2PH, [SBPort1], 3, [1], 1>;
defm : X86WriteRes<WriteCvtPS2PHY, [SBPort1], 3, [1], 1>;
defm : X86WriteRes<WriteCvtPS2PHZ, [SBPort1], 3, [1], 1>; // Unsupported = 1
defm : X86WriteRes<WriteCvtPS2PHSt, [SBPort1, SBPort23, SBPort4], 4, [1,1,1], 1>;
defm : X86WriteRes<WriteCvtPS2PHYSt, [SBPort1, SBPort23, SBPort4], 4, [1,1,1], 1>;
defm : X86WriteRes<WriteCvtPS2PHZSt, [SBPort1, SBPort23, SBPort4], 4, [1,1,1], 1>; // Unsupported = 1
// Vector integer operations.
defm : X86WriteRes<WriteVecLoad, [SBPort23], 5, [1], 1>;
defm : X86WriteRes<WriteVecLoadX, [SBPort23], 6, [1], 1>;
defm : X86WriteRes<WriteVecLoadY, [SBPort23], 7, [1], 1>;
defm : X86WriteRes<WriteVecLoadNT, [SBPort23], 6, [1], 1>;
defm : X86WriteRes<WriteVecLoadNTY, [SBPort23], 7, [1], 1>;
defm : X86WriteRes<WriteVecMaskedLoad, [SBPort23,SBPort05], 8, [1,2], 3>;
defm : X86WriteRes<WriteVecMaskedLoadY, [SBPort23,SBPort05], 9, [1,2], 3>;
defm : X86WriteRes<WriteVecStore, [SBPort23,SBPort4], 1, [1,1], 1>;
defm : X86WriteRes<WriteVecStoreX, [SBPort23,SBPort4], 1, [1,1], 1>;
defm : X86WriteRes<WriteVecStoreY, [SBPort23,SBPort4], 1, [1,1], 1>;
defm : X86WriteRes<WriteVecStoreNT, [SBPort23,SBPort4], 1, [1,1], 1>;
defm : X86WriteRes<WriteVecStoreNTY, [SBPort23,SBPort4], 1, [1,1], 1>;
defm : X86WriteRes<WriteVecMaskedStore32, [SBPort4,SBPort01,SBPort23], 5, [1,1,1], 3>;
defm : X86WriteRes<WriteVecMaskedStore32Y, [SBPort4,SBPort01,SBPort23], 5, [1,1,1], 3>;
defm : X86WriteRes<WriteVecMaskedStore64, [SBPort4,SBPort01,SBPort23], 5, [1,1,1], 3>;
defm : X86WriteRes<WriteVecMaskedStore64Y, [SBPort4,SBPort01,SBPort23], 5, [1,1,1], 3>;
defm : X86WriteRes<WriteVecMove, [SBPort05], 1, [1], 1>;
defm : X86WriteRes<WriteVecMoveX, [SBPort015], 1, [1], 1>;
defm : X86WriteRes<WriteVecMoveY, [SBPort05], 1, [1], 1>;
defm : X86WriteRes<WriteVecMoveToGpr, [SBPort0], 2, [1], 1>;
defm : X86WriteRes<WriteVecMoveFromGpr, [SBPort5], 1, [1], 1>;
defm : SBWriteResPair<WriteVecLogic, [SBPort015], 1, [1], 1, 5>;
defm : SBWriteResPair<WriteVecLogicX,[SBPort015], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteVecLogicY,[SBPort015], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteVecLogicZ,[SBPort015], 1, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteVecTest, [SBPort0,SBPort5], 2, [1,1], 2, 6>;
defm : SBWriteResPair<WriteVecTestY, [SBPort0,SBPort5], 2, [1,1], 2, 7>;
defm : SBWriteResPair<WriteVecTestZ, [SBPort0,SBPort5], 2, [1,1], 2, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteVecALU, [SBPort1], 3, [1], 1, 5>;
defm : SBWriteResPair<WriteVecALUX, [SBPort15], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteVecALUY, [SBPort15], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteVecALUZ, [SBPort15], 1, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteVecIMul, [SBPort0], 5, [1], 1, 5>;
defm : SBWriteResPair<WriteVecIMulX, [SBPort0], 5, [1], 1, 6>;
defm : SBWriteResPair<WriteVecIMulY, [SBPort0], 5, [1], 1, 7>;
defm : SBWriteResPair<WriteVecIMulZ, [SBPort0], 5, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WritePMULLD, [SBPort0], 5, [1], 1, 6>;
defm : SBWriteResPair<WritePMULLDY, [SBPort0], 5, [1], 1, 7>; // TODO this is probably wrong for 256/512-bit for the "generic" model
defm : SBWriteResPair<WritePMULLDZ, [SBPort0], 5, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteShuffle, [SBPort5], 1, [1], 1, 5>;
defm : SBWriteResPair<WriteShuffleX, [SBPort15], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteShuffleY, [SBPort5], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteShuffleZ, [SBPort5], 1, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteVarShuffle, [SBPort15], 1, [1], 1, 5>;
defm : SBWriteResPair<WriteVarShuffleX, [SBPort15], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteVarShuffleY, [SBPort15], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteVarShuffleZ, [SBPort15], 1, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteBlend, [SBPort15], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteBlendY, [SBPort15], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteBlendZ, [SBPort15], 1, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteVarBlend, [SBPort15], 2, [2], 2, 6>;
defm : SBWriteResPair<WriteVarBlendY,[SBPort15], 2, [2], 2, 7>;
defm : SBWriteResPair<WriteVarBlendZ,[SBPort15], 2, [2], 2, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteMPSAD, [SBPort0, SBPort15], 7, [1,2], 3, 6>;
defm : SBWriteResPair<WriteMPSADY, [SBPort0, SBPort15], 7, [1,2], 3, 7>;
defm : SBWriteResPair<WriteMPSADZ, [SBPort0, SBPort15], 7, [1,2], 3, 7>; // Unsupported = 1
defm : SBWriteResPair<WritePSADBW, [SBPort0], 5, [1], 1, 5>;
defm : SBWriteResPair<WritePSADBWX, [SBPort0], 5, [1], 1, 6>;
defm : SBWriteResPair<WritePSADBWY, [SBPort0], 5, [1], 1, 7>;
defm : SBWriteResPair<WritePSADBWZ, [SBPort0], 5, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WritePHMINPOS, [SBPort0], 5, [1], 1, 6>;
// Vector integer shifts.
defm : SBWriteResPair<WriteVecShift, [SBPort5], 1, [1], 1, 5>;
defm : SBWriteResPair<WriteVecShiftX, [SBPort0,SBPort15], 2, [1,1], 2, 6>;
defm : SBWriteResPair<WriteVecShiftY, [SBPort0,SBPort15], 4, [1,1], 2, 7>;
defm : SBWriteResPair<WriteVecShiftZ, [SBPort0,SBPort15], 4, [1,1], 2, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteVecShiftImm, [SBPort5], 1, [1], 1, 5>;
defm : SBWriteResPair<WriteVecShiftImmX, [SBPort0], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteVecShiftImmY, [SBPort0], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteVecShiftImmZ, [SBPort0], 1, [1], 1, 7>; // Unsupported = 1
defm : SBWriteResPair<WriteVarVecShift, [SBPort0], 1, [1], 1, 6>;
defm : SBWriteResPair<WriteVarVecShiftY, [SBPort0], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteVarVecShiftZ, [SBPort0], 1, [1], 1, 7>; // Unsupported = 1
// Vector insert/extract operations.
def : WriteRes<WriteVecInsert, [SBPort5,SBPort15]> {
let Latency = 2;
let NumMicroOps = 2;
}
def : WriteRes<WriteVecInsertLd, [SBPort23,SBPort15]> {
let Latency = 7;
let NumMicroOps = 2;
}
def : WriteRes<WriteVecExtract, [SBPort0,SBPort15]> {
let Latency = 3;
let NumMicroOps = 2;
}
def : WriteRes<WriteVecExtractSt, [SBPort4,SBPort23,SBPort15]> {
let Latency = 5;
let NumMicroOps = 3;
}
////////////////////////////////////////////////////////////////////////////////
// Horizontal add/sub instructions.
////////////////////////////////////////////////////////////////////////////////
defm : SBWriteResPair<WriteFHAdd, [SBPort1,SBPort5], 5, [1,2], 3, 6>;
defm : SBWriteResPair<WriteFHAddY, [SBPort1,SBPort5], 5, [1,2], 3, 7>;
defm : SBWriteResPair<WriteFHAddZ, [SBPort1,SBPort5], 5, [1,2], 3, 7>; // Unsupported = 1
defm : SBWriteResPair<WritePHAdd, [SBPort15], 3, [3], 3, 5>;
defm : SBWriteResPair<WritePHAddX, [SBPort15], 3, [3], 3, 6>;
defm : SBWriteResPair<WritePHAddY, [SBPort15], 3, [3], 3, 7>;
defm : SBWriteResPair<WritePHAddZ, [SBPort15], 3, [3], 3, 7>; // Unsupported = 1
////////////////////////////////////////////////////////////////////////////////
// String instructions.
////////////////////////////////////////////////////////////////////////////////
// Packed Compare Implicit Length Strings, Return Mask
def : WriteRes<WritePCmpIStrM, [SBPort0]> {
let Latency = 11;
let NumMicroOps = 3;
let ResourceCycles = [3];
}
def : WriteRes<WritePCmpIStrMLd, [SBPort0, SBPort23]> {
let Latency = 17;
let NumMicroOps = 4;
let ResourceCycles = [3,1];
}
// Packed Compare Explicit Length Strings, Return Mask
def : WriteRes<WritePCmpEStrM, [SBPort015]> {
let Latency = 11;
let ResourceCycles = [8];
}
def : WriteRes<WritePCmpEStrMLd, [SBPort015, SBPort23]> {
let Latency = 17;
let ResourceCycles = [7, 1];
}
// Packed Compare Implicit Length Strings, Return Index
def : WriteRes<WritePCmpIStrI, [SBPort0]> {
let Latency = 11;
let NumMicroOps = 3;
let ResourceCycles = [3];
}
def : WriteRes<WritePCmpIStrILd, [SBPort0,SBPort23]> {
let Latency = 17;
let NumMicroOps = 4;
let ResourceCycles = [3,1];
}
// Packed Compare Explicit Length Strings, Return Index
def : WriteRes<WritePCmpEStrI, [SBPort015]> {
let Latency = 4;
let ResourceCycles = [8];
}
def : WriteRes<WritePCmpEStrILd, [SBPort015, SBPort23]> {
let Latency = 10;
let ResourceCycles = [7, 1];
}
// MOVMSK Instructions.
def : WriteRes<WriteFMOVMSK, [SBPort0]> { let Latency = 2; }
def : WriteRes<WriteVecMOVMSK, [SBPort0]> { let Latency = 2; }
def : WriteRes<WriteVecMOVMSKY, [SBPort0]> { let Latency = 2; }
def : WriteRes<WriteMMXMOVMSK, [SBPort0]> { let Latency = 1; }
// AES Instructions.
def : WriteRes<WriteAESDecEnc, [SBPort5,SBPort015]> {
let Latency = 7;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def : WriteRes<WriteAESDecEncLd, [SBPort5,SBPort23,SBPort015]> {
let Latency = 13;
let NumMicroOps = 3;
let ResourceCycles = [1,1,1];
}
def : WriteRes<WriteAESIMC, [SBPort5]> {
let Latency = 12;
let NumMicroOps = 2;
let ResourceCycles = [2];
}
def : WriteRes<WriteAESIMCLd, [SBPort5,SBPort23]> {
let Latency = 18;
let NumMicroOps = 3;
let ResourceCycles = [2,1];
}
def : WriteRes<WriteAESKeyGen, [SBPort015]> {
let Latency = 8;
let ResourceCycles = [11];
}
def : WriteRes<WriteAESKeyGenLd, [SBPort015, SBPort23]> {
let Latency = 14;
let ResourceCycles = [10, 1];
}
// Carry-less multiplication instructions.
def : WriteRes<WriteCLMul, [SBPort015]> {
let Latency = 14;
let ResourceCycles = [18];
}
def : WriteRes<WriteCLMulLd, [SBPort015, SBPort23]> {
let Latency = 20;
let ResourceCycles = [17, 1];
}
// Load/store MXCSR.
// FIXME: This is probably wrong. Only STMXCSR should require Port4.
def : WriteRes<WriteLDMXCSR, [SBPort0,SBPort4,SBPort5,SBPort23]> { let Latency = 5; let NumMicroOps = 4; let ResourceCycles = [1,1,1,1]; }
def : WriteRes<WriteSTMXCSR, [SBPort0,SBPort4,SBPort5,SBPort23]> { let Latency = 5; let NumMicroOps = 4; let ResourceCycles = [1,1,1,1]; }
def : WriteRes<WriteSystem, [SBPort015]> { let Latency = 100; }
def : WriteRes<WriteMicrocoded, [SBPort015]> { let Latency = 100; }
def : WriteRes<WriteFence, [SBPort23, SBPort4]>;
def : WriteRes<WriteNop, []>;
// AVX2/FMA is not supported on that architecture, but we should define the basic
// scheduling resources anyway.
defm : SBWriteResPair<WriteFShuffle256, [SBPort5], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteFVarShuffle256, [SBPort5], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteShuffle256, [SBPort5], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteVarShuffle256, [SBPort5], 1, [1], 1, 7>;
defm : SBWriteResPair<WriteFMA, [SBPort01], 5>;
defm : SBWriteResPair<WriteFMAX, [SBPort01], 5>;
defm : SBWriteResPair<WriteFMAY, [SBPort01], 5>;
defm : SBWriteResPair<WriteFMAZ, [SBPort01], 5>; // Unsupported = 1
// Remaining SNB instrs.
def SBWriteResGroup1 : SchedWriteRes<[SBPort1]> {
let Latency = 1;
let NumMicroOps = 1;
let ResourceCycles = [1];
}
def: InstRW<[SBWriteResGroup1], (instrs COMP_FST0r,
COM_FST0r,
UCOM_FPr,
UCOM_Fr)>;
def SBWriteResGroup2 : SchedWriteRes<[SBPort5]> {
let Latency = 1;
let NumMicroOps = 1;
let ResourceCycles = [1];
}
def: InstRW<[SBWriteResGroup2], (instrs FDECSTP, FINCSTP, FFREE, FFREEP, FNOP,
LD_Frr, ST_Frr, ST_FPrr)>;
def: InstRW<[SBWriteResGroup2], (instrs LOOP, LOOPE, LOOPNE)>; // FIXME: This seems wrong compared to other Intel CPUs.
def: InstRW<[SBWriteResGroup2], (instrs RETQ)>;
def SBWriteResGroup4 : SchedWriteRes<[SBPort05]> {
let Latency = 1;
let NumMicroOps = 1;
let ResourceCycles = [1];
}
def: InstRW<[SBWriteResGroup4], (instrs CDQ, CQO)>;
def SBWriteResGroup5 : SchedWriteRes<[SBPort15]> {
let Latency = 1;
let NumMicroOps = 1;
let ResourceCycles = [1];
}
def: InstRW<[SBWriteResGroup5], (instrs MMX_PABSBrr,
MMX_PABSDrr,
MMX_PABSWrr,
MMX_PADDQirr,
MMX_PALIGNRrri,
MMX_PSIGNBrr,
MMX_PSIGNDrr,
MMX_PSIGNWrr)>;
def SBWriteResGroup11 : SchedWriteRes<[SBPort015]> {
let Latency = 2;
let NumMicroOps = 2;
let ResourceCycles = [2];
}
def: InstRW<[SBWriteResGroup11], (instrs SCASB,
SCASL,
SCASQ,
SCASW)>;
def SBWriteResGroup12 : SchedWriteRes<[SBPort0,SBPort1]> {
let Latency = 2;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup12], (instregex "(V?)(U?)COMI(SD|SS)rr")>;
def SBWriteResGroup15 : SchedWriteRes<[SBPort0,SBPort015]> {
let Latency = 2;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup15], (instrs CWD,
FNSTSW16r)>;
def SBWriteResGroup18 : SchedWriteRes<[SBPort5,SBPort015]> {
let Latency = 2;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup18], (instrs JCXZ, JECXZ, JRCXZ,
MMX_MOVDQ2Qrr)>;
def SBWriteResGroup21 : SchedWriteRes<[SBPort1]> {
let Latency = 3;
let NumMicroOps = 1;
let ResourceCycles = [1];
}
def: InstRW<[SBWriteResGroup21], (instrs PUSHFS64)>;
def SBWriteResGroup22 : SchedWriteRes<[SBPort0,SBPort5]> {
let Latency = 3;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup22], (instregex "(V?)EXTRACTPSrr")>;
def SBWriteResGroup23 : SchedWriteRes<[SBPort05]> {
let Latency = 2;
let NumMicroOps = 3;
let ResourceCycles = [3];
}
def: InstRW<[SBWriteResGroup23], (instregex "RCL(8|16|32|64)r1",
"RCR(8|16|32|64)r1")>;
def SBWriteResGroup25_1 : SchedWriteRes<[SBPort23,SBPort015]> {
let Latency = 7;
let NumMicroOps = 3;
let ResourceCycles = [1,2];
}
def: InstRW<[SBWriteResGroup25_1], (instrs LEAVE, LEAVE64)>;
def SBWriteResGroup26_2 : SchedWriteRes<[SBPort0,SBPort1,SBPort5]> {
let Latency = 3;
let NumMicroOps = 3;
let ResourceCycles = [1,1,1];
}
def: InstRW<[SBWriteResGroup26_2], (instrs COM_FIPr, COM_FIr, UCOM_FIPr, UCOM_FIr)>;
def SBWriteResGroup29 : SchedWriteRes<[SBPort1,SBPort015]> {
let Latency = 4;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup29], (instrs MOV64sr)>;
def SBWriteResGroup29_2 : SchedWriteRes<[SBPort5,SBPort015]> {
let Latency = 4;
let NumMicroOps = 4;
let ResourceCycles = [1,3];
}
def: InstRW<[SBWriteResGroup29_2], (instrs PAUSE)>;
def SBWriteResGroup31 : SchedWriteRes<[SBPort23]> {
let Latency = 5;
let NumMicroOps = 1;
let ResourceCycles = [1];
}
def: InstRW<[SBWriteResGroup31], (instregex "MOVSX(16|32|64)rm(8|16|32)",
"MOVZX(16|32|64)rm(8|16)")>;
def SBWriteResGroup76 : SchedWriteRes<[SBPort05]> {
let Latency = 5;
let NumMicroOps = 8;
let ResourceCycles = [8];
}
def: InstRW<[SBWriteResGroup76], (instregex "RCL(8|16|32|64)r(i|CL)",
"RCR(8|16|32|64)r(i|CL)")>;
def SBWriteResGroup33 : SchedWriteRes<[SBPort4,SBPort23]> {
let Latency = 5;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup33], (instregex "PUSH(16r|32r|64r|64i8)")>;
def SBWriteResGroup35 : SchedWriteRes<[SBPort1,SBPort5]> {
let Latency = 5;
let NumMicroOps = 3;
let ResourceCycles = [1,2];
}
def: InstRW<[SBWriteResGroup35], (instrs CLI)>;
def SBWriteResGroup35_2 : SchedWriteRes<[SBPort1,SBPort4,SBPort23]> {
let Latency = 5;
let NumMicroOps = 3;
let ResourceCycles = [1,1,1];
}
def: InstRW<[SBWriteResGroup35_2], (instrs PUSHGS64)>;
def: InstRW<[SBWriteResGroup35_2], (instregex "ISTT_FP(16|32|64)m")>;
def SBWriteResGroup36 : SchedWriteRes<[SBPort4,SBPort5,SBPort23]> {
let Latency = 5;
let NumMicroOps = 3;
let ResourceCycles = [1,1,1];
}
def: InstRW<[SBWriteResGroup36], (instrs CALL64pcrel32)>;
def: InstRW<[SBWriteResGroup36], (instregex "CALL(16|32|64)r",
"(V?)EXTRACTPSmr")>;
def SBWriteResGroup40 : SchedWriteRes<[SBPort4,SBPort23,SBPort015]> {
let Latency = 5;
let NumMicroOps = 3;
let ResourceCycles = [1,1,1];
}
def: InstRW<[SBWriteResGroup40], (instrs STOSB, STOSL, STOSQ, STOSW)>;
def SBWriteResGroup41 : SchedWriteRes<[SBPort5,SBPort015]> {
let Latency = 5;
let NumMicroOps = 4;
let ResourceCycles = [1,3];
}
def: InstRW<[SBWriteResGroup41], (instrs FNINIT)>;
def SBWriteResGroup45 : SchedWriteRes<[SBPort0,SBPort4,SBPort23,SBPort15]> {
let Latency = 5;
let NumMicroOps = 4;
let ResourceCycles = [1,1,1,1];
}
def: InstRW<[SBWriteResGroup45], (instregex "(V?)PEXTR(D|Q)mr",
"PUSHF(16|64)")>;
def SBWriteResGroup46 : SchedWriteRes<[SBPort4,SBPort5,SBPort01,SBPort23]> {
let Latency = 5;
let NumMicroOps = 4;
let ResourceCycles = [1,1,1,1];
}
def: InstRW<[SBWriteResGroup46], (instregex "CLFLUSH")>;
def SBWriteResGroup47 : SchedWriteRes<[SBPort4,SBPort5,SBPort01,SBPort23]> {
let Latency = 5;
let NumMicroOps = 5;
let ResourceCycles = [1,2,1,1];
}
def: InstRW<[SBWriteResGroup47], (instregex "FXRSTOR")>;
def SBWriteResGroup48 : SchedWriteRes<[SBPort23]> {
let Latency = 6;
let NumMicroOps = 1;
let ResourceCycles = [1];
}
def: InstRW<[SBWriteResGroup48], (instrs MMX_MOVD64from64rm,
VBROADCASTSSrm)>;
def: InstRW<[SBWriteResGroup48], (instregex "POP(16|32|64)r",
"(V?)MOV64toPQIrm",
"(V?)MOVDDUPrm",
"(V?)MOVDI2PDIrm",
"(V?)MOVQI2PQIrm",
"(V?)MOVSDrm",
"(V?)MOVSHDUPrm",
"(V?)MOVSLDUPrm",
"(V?)MOVSSrm")>;
def SBWriteResGroup49 : SchedWriteRes<[SBPort5,SBPort23]> {
let Latency = 6;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup49], (instrs MOV16sm)>;
def SBWriteResGroup51 : SchedWriteRes<[SBPort23,SBPort15]> {
let Latency = 6;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup51], (instrs MMX_PABSBrm,
MMX_PABSDrm,
MMX_PABSWrm,
MMX_PALIGNRrmi,
MMX_PSIGNBrm,
MMX_PSIGNDrm,
MMX_PSIGNWrm)>;
def SBWriteResGroup52 : SchedWriteRes<[SBPort23,SBPort015]> {
let Latency = 6;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup52], (instrs LODSL, LODSQ)>;
def SBWriteResGroup53 : SchedWriteRes<[SBPort4,SBPort23]> {
let Latency = 6;
let NumMicroOps = 3;
let ResourceCycles = [1,2];
}
def: InstRW<[SBWriteResGroup53], (instregex "ST_F(32|64)m",
"ST_FP(32|64|80)m")>;
def SBWriteResGroup54 : SchedWriteRes<[SBPort23]> {
let Latency = 7;
let NumMicroOps = 1;
let ResourceCycles = [1];
}
def: InstRW<[SBWriteResGroup54], (instrs VBROADCASTSDYrm,
VBROADCASTSSYrm,
VMOVDDUPYrm,
VMOVSHDUPYrm,
VMOVSLDUPYrm)>;
def SBWriteResGroup58 : SchedWriteRes<[SBPort23,SBPort05]> {
let Latency = 7;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup58], (instrs VINSERTF128rm)>;
def SBWriteResGroup59 : SchedWriteRes<[SBPort23,SBPort15]> {
let Latency = 7;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup59], (instrs MMX_PADDQirm)>;
def SBWriteResGroup62 : SchedWriteRes<[SBPort5,SBPort23]> {
let Latency = 7;
let NumMicroOps = 3;
let ResourceCycles = [2,1];
}
def: InstRW<[SBWriteResGroup62], (instrs VERRm, VERWm)>;
def SBWriteResGroup63 : SchedWriteRes<[SBPort23,SBPort015]> {
let Latency = 7;
let NumMicroOps = 3;
let ResourceCycles = [1,2];
}
def: InstRW<[SBWriteResGroup63], (instrs LODSB, LODSW)>;
def SBWriteResGroup64 : SchedWriteRes<[SBPort5,SBPort01,SBPort23]> {
let Latency = 7;
let NumMicroOps = 3;
let ResourceCycles = [1,1,1];
}
def: InstRW<[SBWriteResGroup64], (instrs FARJMP64m)>;
def SBWriteResGroup66 : SchedWriteRes<[SBPort0,SBPort4,SBPort23]> {
let Latency = 7;
let NumMicroOps = 4;
let ResourceCycles = [1,1,2];
}
def: InstRW<[SBWriteResGroup66], (instrs FNSTSWm)>;
def SBWriteResGroup67 : SchedWriteRes<[SBPort1,SBPort5,SBPort015]> {
let Latency = 7;
let NumMicroOps = 4;
let ResourceCycles = [1,2,1];
}
def: InstRW<[SBWriteResGroup67], (instregex "SLDT(16|32|64)r",
"STR(16|32|64)r")>;
def SBWriteResGroup68 : SchedWriteRes<[SBPort4,SBPort5,SBPort23]> {
let Latency = 7;
let NumMicroOps = 4;
let ResourceCycles = [1,1,2];
}
def: InstRW<[SBWriteResGroup68], (instrs FNSTCW16m)>;
def: InstRW<[SBWriteResGroup68], (instregex "CALL(16|32|64)m")>;
def SBWriteResGroup69 : SchedWriteRes<[SBPort4,SBPort23,SBPort05]> {
let Latency = 7;
let NumMicroOps = 4;
let ResourceCycles = [1,2,1];
}
def: InstRW<[SBWriteResGroup69], (instregex "SAR(8|16|32|64)m(1|i)",
"SHL(8|16|32|64)m(1|i)",
"SHR(8|16|32|64)m(1|i)")>;
def SBWriteResGroup77 : SchedWriteRes<[SBPort0,SBPort1,SBPort23]> {
let Latency = 8;
let NumMicroOps = 3;
let ResourceCycles = [1,1,1];
}
def: InstRW<[SBWriteResGroup77], (instregex "(V?)(U?)COMI(SD|SS)rm")>;
def SBWriteResGroup81 : SchedWriteRes<[SBPort4, SBPort23, SBPort015]> {
let Latency = 6;
let NumMicroOps = 3;
let ResourceCycles = [1, 2, 1];
}
def: InstRW<[SBWriteResGroup81], (instregex "CMPXCHG(8|16)B")>;
def SBWriteResGroup83 : SchedWriteRes<[SBPort23,SBPort015]> {
let Latency = 8;
let NumMicroOps = 5;
let ResourceCycles = [2,3];
}
def: InstRW<[SBWriteResGroup83], (instrs CMPSB,
CMPSL,
CMPSQ,
CMPSW)>;
def SBWriteResGroup84 : SchedWriteRes<[SBPort4,SBPort5,SBPort23]> {
let Latency = 8;
let NumMicroOps = 5;
let ResourceCycles = [1,2,2];
}
def: InstRW<[SBWriteResGroup84], (instrs FLDCW16m)>;
def SBWriteResGroup85 : SchedWriteRes<[SBPort4,SBPort23,SBPort05]> {
let Latency = 8;
let NumMicroOps = 5;
let ResourceCycles = [1,2,2];
}
def: InstRW<[SBWriteResGroup85], (instregex "ROL(8|16|32|64)m(1|i)",
"ROR(8|16|32|64)m(1|i)")>;
def SBWriteResGroup86 : SchedWriteRes<[SBPort4,SBPort23,SBPort015]> {
let Latency = 8;
let NumMicroOps = 5;
let ResourceCycles = [1,2,2];
}
def: InstRW<[SBWriteResGroup86], (instrs MOVSB, MOVSL, MOVSQ, MOVSW)>;
def: InstRW<[SBWriteResGroup86], (instregex "XADD(8|16|32|64)rm")>;
def SBWriteResGroup87 : SchedWriteRes<[SBPort4,SBPort5,SBPort01,SBPort23]> {
let Latency = 8;
let NumMicroOps = 5;
let ResourceCycles = [1,1,1,2];
}
def: InstRW<[SBWriteResGroup87], (instrs FARCALL64m)>;
def SBWriteResGroup93 : SchedWriteRes<[SBPort0,SBPort1,SBPort23]> {
let Latency = 9;
let NumMicroOps = 3;
let ResourceCycles = [1,1,1];
}
def: InstRW<[SBWriteResGroup93], (instregex "CVT(T?)(SD|SS)2SI(64)?rm")>;
def SBWriteResGroup95 : SchedWriteRes<[SBPort5,SBPort01,SBPort23]> {
let Latency = 9;
let NumMicroOps = 3;
let ResourceCycles = [1,1,1];
}
def: InstRW<[SBWriteResGroup95], (instregex "LD_F(32|64|80)m")>;
def SBWriteResGroup97 : SchedWriteRes<[SBPort1,SBPort4,SBPort23]> {
let Latency = 9;
let NumMicroOps = 4;
let ResourceCycles = [1,1,2];
}
def: InstRW<[SBWriteResGroup97], (instregex "IST_F(16|32)m",
"IST_FP(16|32|64)m")>;
def SBWriteResGroup97_2 : SchedWriteRes<[SBPort4,SBPort23,SBPort05]> {
let Latency = 9;
let NumMicroOps = 6;
let ResourceCycles = [1,2,3];
}
def: InstRW<[SBWriteResGroup97_2], (instregex "ROL(8|16|32|64)mCL",
"ROR(8|16|32|64)mCL",
"SAR(8|16|32|64)mCL",
"SHL(8|16|32|64)mCL",
"SHR(8|16|32|64)mCL")>;
def SBWriteResGroup98 : SchedWriteRes<[SBPort4,SBPort23,SBPort015]> {
let Latency = 9;
let NumMicroOps = 6;
let ResourceCycles = [1,2,3];
}
def: SchedAlias<WriteADCRMW, SBWriteResGroup98>;
def SBWriteResGroup99 : SchedWriteRes<[SBPort4,SBPort23,SBPort05,SBPort015]> {
let Latency = 9;
let NumMicroOps = 6;
let ResourceCycles = [1,2,2,1];
}
def: InstRW<[SBWriteResGroup99, ReadAfterLd], (instrs ADC8mr, ADC16mr, ADC32mr, ADC64mr,
SBB8mr, SBB16mr, SBB32mr, SBB64mr)>;
def SBWriteResGroup100 : SchedWriteRes<[SBPort4,SBPort5,SBPort23,SBPort05,SBPort015]> {
let Latency = 9;
let NumMicroOps = 6;
let ResourceCycles = [1,1,2,1,1];
}
def : SchedAlias<WriteBitTestRegLd, SBWriteResGroup100>; // TODO - this is incorrect - no RMW
def SBWriteResGroup101 : SchedWriteRes<[SBPort1,SBPort23]> {
let Latency = 10;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup101], (instregex "(ADD|SUB|SUBR)_F(32|64)m",
"ILD_F(16|32|64)m")>;
def SBWriteResGroup104 : SchedWriteRes<[SBPort0,SBPort23]> {
let Latency = 11;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup104], (instregex "(V?)PCMPGTQrm")>;
def SBWriteResGroup106 : SchedWriteRes<[SBPort1,SBPort23]> {
let Latency = 11;
let NumMicroOps = 3;
let ResourceCycles = [2,1];
}
def: InstRW<[SBWriteResGroup106], (instregex "FICOM(P?)(16|32)m")>;
def SBWriteResGroup108 : SchedWriteRes<[SBPort05,SBPort23]> {
let Latency = 11;
let NumMicroOps = 11;
let ResourceCycles = [7,4];
}
def: InstRW<[SBWriteResGroup108], (instregex "RCL(8|16|32|64)m",
"RCR(8|16|32|64)m")>;
def SBWriteResGroup111 : SchedWriteRes<[SBPort0,SBPort23]> {
let Latency = 12;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup111], (instregex "MUL_F(32|64)m")>;
def SBWriteResGroup114 : SchedWriteRes<[SBPort1,SBPort23]> {
let Latency = 13;
let NumMicroOps = 3;
let ResourceCycles = [2,1];
}
def: InstRW<[SBWriteResGroup114], (instregex "(ADD|SUB|SUBR)_FI(16|32)m")>;
def SBWriteResGroup119 : SchedWriteRes<[SBPort0,SBPort1,SBPort23]> {
let Latency = 15;
let NumMicroOps = 3;
let ResourceCycles = [1,1,1];
}
def: InstRW<[SBWriteResGroup119], (instregex "MUL_FI(16|32)m")>;
def SBWriteResGroup130 : SchedWriteRes<[SBPort0,SBPort23]> {
let Latency = 31;
let NumMicroOps = 2;
let ResourceCycles = [1,1];
}
def: InstRW<[SBWriteResGroup130], (instregex "DIV(R?)_F(32|64)m")>;
def SBWriteResGroup131 : SchedWriteRes<[SBPort0,SBPort1,SBPort23]> {
let Latency = 34;
let NumMicroOps = 3;
let ResourceCycles = [1,1,1];
}
def: InstRW<[SBWriteResGroup131], (instregex "DIV(R?)_FI(16|32)m")>;
def SBWriteResGroupVzeroall : SchedWriteRes<[SBPort5]> {
let Latency = 9;
let NumMicroOps = 20;
let ResourceCycles = [2];
}
def: InstRW<[SBWriteResGroupVzeroall], (instrs VZEROALL)>;
def SBWriteResGroupVzeroupper : SchedWriteRes<[]> {
let Latency = 1;
let NumMicroOps = 4;
let ResourceCycles = [];
}
def: InstRW<[SBWriteResGroupVzeroupper], (instrs VZEROUPPER)>;
def: InstRW<[WriteZero], (instrs CLC)>;
// Instruction variants handled by the renamer. These might not need execution
// ports in certain conditions.
// See Agner's Fog "The microarchitecture of Intel, AMD and VIA CPUs",
// section "Sandy Bridge and Ivy Bridge Pipeline" > "Register allocation and
// renaming".
// These can be investigated with llvm-exegesis, e.g.
// echo 'pxor %mm0, %mm0' | /tmp/llvm-exegesis -mode=uops -snippets-file=-
// echo 'vxorpd %xmm0, %xmm0, %xmm1' | /tmp/llvm-exegesis -mode=uops -snippets-file=-
def SBWriteZeroLatency : SchedWriteRes<[]> {
let Latency = 0;
}
def SBWriteZeroIdiom : SchedWriteVariant<[
SchedVar<MCSchedPredicate<ZeroIdiomPredicate>, [SBWriteZeroLatency]>,
SchedVar<NoSchedPred, [WriteALU]>
]>;
def : InstRW<[SBWriteZeroIdiom], (instrs SUB32rr, SUB64rr,
XOR32rr, XOR64rr)>;
def SBWriteFZeroIdiom : SchedWriteVariant<[
SchedVar<MCSchedPredicate<ZeroIdiomPredicate>, [SBWriteZeroLatency]>,
SchedVar<NoSchedPred, [WriteFLogic]>
]>;
def : InstRW<[SBWriteFZeroIdiom], (instrs XORPSrr, VXORPSrr, XORPDrr,
VXORPDrr)>;
def SBWriteFZeroIdiomY : SchedWriteVariant<[
SchedVar<MCSchedPredicate<ZeroIdiomPredicate>, [SBWriteZeroLatency]>,
SchedVar<NoSchedPred, [WriteFLogicY]>
]>;
def : InstRW<[SBWriteFZeroIdiomY], (instrs VXORPSYrr, VXORPDYrr)>;
def SBWriteVZeroIdiomLogicX : SchedWriteVariant<[
SchedVar<MCSchedPredicate<ZeroIdiomPredicate>, [SBWriteZeroLatency]>,
SchedVar<NoSchedPred, [WriteVecLogicX]>
]>;
def : InstRW<[SBWriteVZeroIdiomLogicX], (instrs PXORrr, VPXORrr)>;
def SBWriteVZeroIdiomALUX : SchedWriteVariant<[
SchedVar<MCSchedPredicate<ZeroIdiomPredicate>, [SBWriteZeroLatency]>,
SchedVar<NoSchedPred, [WriteVecALUX]>
]>;
def : InstRW<[SBWriteVZeroIdiomALUX], (instrs PSUBBrr, VPSUBBrr,
PSUBDrr, VPSUBDrr,
PSUBQrr, VPSUBQrr,
PSUBWrr, VPSUBWrr,
PCMPGTBrr, VPCMPGTBrr,
PCMPGTDrr, VPCMPGTDrr,
PCMPGTWrr, VPCMPGTWrr)>;
def SBWritePCMPGTQ : SchedWriteRes<[SBPort0]> {
let Latency = 5;
let NumMicroOps = 1;
let ResourceCycles = [1];
}
def SBWriteVZeroIdiomPCMPGTQ : SchedWriteVariant<[
SchedVar<MCSchedPredicate<ZeroIdiomPredicate>, [SBWriteZeroLatency]>,
SchedVar<NoSchedPred, [SBWritePCMPGTQ]>
]>;
def : InstRW<[SBWriteVZeroIdiomPCMPGTQ], (instrs PCMPGTQrr, VPCMPGTQrr)>;
// CMOVs that use both Z and C flag require an extra uop.
def SBWriteCMOVA_CMOVBErr : SchedWriteRes<[SBPort05,SBPort015]> {
let Latency = 3;
let ResourceCycles = [2,1];
let NumMicroOps = 3;
}
def SBWriteCMOVA_CMOVBErm : SchedWriteRes<[SBPort23,SBPort05,SBPort015]> {
let Latency = 8;
let ResourceCycles = [1,2,1];
let NumMicroOps = 4;
}
def SBCMOVA_CMOVBErr : SchedWriteVariant<[
SchedVar<MCSchedPredicate<IsCMOVArr_Or_CMOVBErr>, [SBWriteCMOVA_CMOVBErr]>,
SchedVar<NoSchedPred, [WriteCMOV]>
]>;
def SBCMOVA_CMOVBErm : SchedWriteVariant<[
SchedVar<MCSchedPredicate<IsCMOVArm_Or_CMOVBErm>, [SBWriteCMOVA_CMOVBErm]>,
SchedVar<NoSchedPred, [WriteCMOV.Folded]>
]>;
def : InstRW<[SBCMOVA_CMOVBErr], (instrs CMOV16rr, CMOV32rr, CMOV64rr)>;
def : InstRW<[SBCMOVA_CMOVBErm], (instrs CMOV16rm, CMOV32rm, CMOV64rm)>;
// SETCCs that use both Z and C flag require an extra uop.
def SBWriteSETA_SETBEr : SchedWriteRes<[SBPort05]> {
let Latency = 2;
let ResourceCycles = [2];
let NumMicroOps = 2;
}
def SBWriteSETA_SETBEm : SchedWriteRes<[SBPort4,SBPort23,SBPort05]> {
let Latency = 3;
let ResourceCycles = [1,1,2];
let NumMicroOps = 4;
}
def SBSETA_SETBErr : SchedWriteVariant<[
SchedVar<MCSchedPredicate<IsSETAr_Or_SETBEr>, [SBWriteSETA_SETBEr]>,
SchedVar<NoSchedPred, [WriteSETCC]>
]>;
def SBSETA_SETBErm : SchedWriteVariant<[
SchedVar<MCSchedPredicate<IsSETAm_Or_SETBEm>, [SBWriteSETA_SETBEm]>,
SchedVar<NoSchedPred, [WriteSETCCStore]>
]>;
def : InstRW<[SBSETA_SETBErr], (instrs SETCCr)>;
def : InstRW<[SBSETA_SETBErm], (instrs SETCCm)>;
} // SchedModel