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1//===-- MipsRegisterInfo.td - Mips Register defs -----------*- tablegen -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9//===----------------------------------------------------------------------===//10//  Declarations that describe the MIPS register file11//===----------------------------------------------------------------------===//12let Namespace = "Mips" in {13def sub_32     : SubRegIndex<32>;14def sub_64     : SubRegIndex<64>;15def sub_lo     : SubRegIndex<32>;16def sub_hi     : SubRegIndex<32, 32>;17def sub_dsp16_19 : SubRegIndex<4, 16>;18def sub_dsp20    : SubRegIndex<1, 20>;19def sub_dsp21    : SubRegIndex<1, 21>;20def sub_dsp22    : SubRegIndex<1, 22>;21def sub_dsp23    : SubRegIndex<1, 23>;22}23 24class Unallocatable {25  bit isAllocatable = 0;26}27 28// We have banks of 32 registers each.29class MipsReg<bits<16> Enc, string n> : Register<n> {30  let HWEncoding = Enc;31  let Namespace = "Mips";32}33 34class MipsRegWithSubRegs<bits<16> Enc, string n, list<Register> subregs>35  : RegisterWithSubRegs<n, subregs> {36  let HWEncoding = Enc;37  let Namespace = "Mips";38}39 40// Mips CPU Registers.41class MipsGPRReg<bits<16> Enc, string n> : MipsReg<Enc, n>;42 43// Mips 64-bit CPU Registers44class Mips64GPRReg<bits<16> Enc, string n, list<Register> subregs>45  : MipsRegWithSubRegs<Enc, n, subregs> {46  let SubRegIndices = [sub_32];47}48 49// Mips 32-bit FPU Registers50class FPR<bits<16> Enc, string n> : MipsReg<Enc, n>;51 52// Mips 64-bit (aliased) FPU Registers53class AFPR<bits<16> Enc, string n, list<Register> subregs>54  : MipsRegWithSubRegs<Enc, n, subregs> {55  let SubRegIndices = [sub_lo, sub_hi];56  let CoveredBySubRegs = 1;57}58 59class AFPR64<bits<16> Enc, string n, list<Register> subregs>60  : MipsRegWithSubRegs<Enc, n, subregs> {61  let SubRegIndices = [sub_lo, sub_hi];62  let CoveredBySubRegs = 1;63}64 65// Mips 128-bit (aliased) MSA Registers66class AFPR128<bits<16> Enc, string n, list<Register> subregs>67  : MipsRegWithSubRegs<Enc, n, subregs> {68  let SubRegIndices = [sub_64];69}70 71// Accumulator Registers72class ACCReg<bits<16> Enc, string n, list<Register> subregs>73  : MipsRegWithSubRegs<Enc, n, subregs> {74  let SubRegIndices = [sub_lo, sub_hi];75  let CoveredBySubRegs = 1;76}77 78// Mips Hardware Registers79class HWR<bits<16> Enc, string n> : MipsReg<Enc, n>;80 81//===----------------------------------------------------------------------===//82//  Registers83//===----------------------------------------------------------------------===//84 85let Namespace = "Mips" in {86  // General Purpose Registers87  let isConstant = true in88  def ZERO : MipsGPRReg< 0, "zero">, DwarfRegNum<[0]>;89  def AT   : MipsGPRReg< 1, "1">,    DwarfRegNum<[1]>;90  def V0   : MipsGPRReg< 2, "2">,    DwarfRegNum<[2]>;91  def V1   : MipsGPRReg< 3, "3">,    DwarfRegNum<[3]>;92  def A0   : MipsGPRReg< 4, "4">,    DwarfRegNum<[4]>;93  def A1   : MipsGPRReg< 5, "5">,    DwarfRegNum<[5]>;94  def A2   : MipsGPRReg< 6, "6">,    DwarfRegNum<[6]>;95  def A3   : MipsGPRReg< 7, "7">,    DwarfRegNum<[7]>;96  def T0   : MipsGPRReg< 8, "8">,    DwarfRegNum<[8]>;97  def T1   : MipsGPRReg< 9, "9">,    DwarfRegNum<[9]>;98  def T2   : MipsGPRReg< 10, "10">,  DwarfRegNum<[10]>;99  def T3   : MipsGPRReg< 11, "11">,  DwarfRegNum<[11]>;100  def T4   : MipsGPRReg< 12, "12">,  DwarfRegNum<[12]>;101  def T5   : MipsGPRReg< 13, "13">,  DwarfRegNum<[13]>;102  def T6   : MipsGPRReg< 14, "14">,  DwarfRegNum<[14]>;103  def T7   : MipsGPRReg< 15, "15">,  DwarfRegNum<[15]>;104  def S0   : MipsGPRReg< 16, "16">,  DwarfRegNum<[16]>;105  def S1   : MipsGPRReg< 17, "17">,  DwarfRegNum<[17]>;106  def S2   : MipsGPRReg< 18, "18">,  DwarfRegNum<[18]>;107  def S3   : MipsGPRReg< 19, "19">,  DwarfRegNum<[19]>;108  def S4   : MipsGPRReg< 20, "20">,  DwarfRegNum<[20]>;109  def S5   : MipsGPRReg< 21, "21">,  DwarfRegNum<[21]>;110  def S6   : MipsGPRReg< 22, "22">,  DwarfRegNum<[22]>;111  def S7   : MipsGPRReg< 23, "23">,  DwarfRegNum<[23]>;112  def T8   : MipsGPRReg< 24, "24">,  DwarfRegNum<[24]>;113  def T9   : MipsGPRReg< 25, "25">,  DwarfRegNum<[25]>;114  def K0   : MipsGPRReg< 26, "26">,  DwarfRegNum<[26]>;115  def K1   : MipsGPRReg< 27, "27">,  DwarfRegNum<[27]>;116  def GP   : MipsGPRReg< 28, "gp">,  DwarfRegNum<[28]>;117  def SP   : MipsGPRReg< 29, "sp">,  DwarfRegNum<[29]>;118  def FP   : MipsGPRReg< 30, "fp">,  DwarfRegNum<[30]>;119  def RA   : MipsGPRReg< 31, "ra">,  DwarfRegNum<[31]>;120 121  // General Purpose 64-bit Registers122  let isConstant = true in123  def ZERO_64 : Mips64GPRReg< 0, "zero", [ZERO]>, DwarfRegNum<[0]>;124  def AT_64   : Mips64GPRReg< 1, "1",    [AT]>, DwarfRegNum<[1]>;125  def V0_64   : Mips64GPRReg< 2, "2",    [V0]>, DwarfRegNum<[2]>;126  def V1_64   : Mips64GPRReg< 3, "3",    [V1]>, DwarfRegNum<[3]>;127  def A0_64   : Mips64GPRReg< 4, "4",    [A0]>, DwarfRegNum<[4]>;128  def A1_64   : Mips64GPRReg< 5, "5",    [A1]>, DwarfRegNum<[5]>;129  def A2_64   : Mips64GPRReg< 6, "6",    [A2]>, DwarfRegNum<[6]>;130  def A3_64   : Mips64GPRReg< 7, "7",    [A3]>, DwarfRegNum<[7]>;131  def T0_64   : Mips64GPRReg< 8, "8",    [T0]>, DwarfRegNum<[8]>;132  def T1_64   : Mips64GPRReg< 9, "9",    [T1]>, DwarfRegNum<[9]>;133  def T2_64   : Mips64GPRReg< 10, "10",  [T2]>, DwarfRegNum<[10]>;134  def T3_64   : Mips64GPRReg< 11, "11",  [T3]>, DwarfRegNum<[11]>;135  def T4_64   : Mips64GPRReg< 12, "12",  [T4]>, DwarfRegNum<[12]>;136  def T5_64   : Mips64GPRReg< 13, "13",  [T5]>, DwarfRegNum<[13]>;137  def T6_64   : Mips64GPRReg< 14, "14",  [T6]>, DwarfRegNum<[14]>;138  def T7_64   : Mips64GPRReg< 15, "15",  [T7]>, DwarfRegNum<[15]>;139  def S0_64   : Mips64GPRReg< 16, "16",  [S0]>, DwarfRegNum<[16]>;140  def S1_64   : Mips64GPRReg< 17, "17",  [S1]>, DwarfRegNum<[17]>;141  def S2_64   : Mips64GPRReg< 18, "18",  [S2]>, DwarfRegNum<[18]>;142  def S3_64   : Mips64GPRReg< 19, "19",  [S3]>, DwarfRegNum<[19]>;143  def S4_64   : Mips64GPRReg< 20, "20",  [S4]>, DwarfRegNum<[20]>;144  def S5_64   : Mips64GPRReg< 21, "21",  [S5]>, DwarfRegNum<[21]>;145  def S6_64   : Mips64GPRReg< 22, "22",  [S6]>, DwarfRegNum<[22]>;146  def S7_64   : Mips64GPRReg< 23, "23",  [S7]>, DwarfRegNum<[23]>;147  def T8_64   : Mips64GPRReg< 24, "24",  [T8]>, DwarfRegNum<[24]>;148  def T9_64   : Mips64GPRReg< 25, "25",  [T9]>, DwarfRegNum<[25]>;149  def K0_64   : Mips64GPRReg< 26, "26",  [K0]>, DwarfRegNum<[26]>;150  def K1_64   : Mips64GPRReg< 27, "27",  [K1]>, DwarfRegNum<[27]>;151  def GP_64   : Mips64GPRReg< 28, "gp",  [GP]>, DwarfRegNum<[28]>;152  def SP_64   : Mips64GPRReg< 29, "sp",  [SP]>, DwarfRegNum<[29]>;153  def FP_64   : Mips64GPRReg< 30, "fp",  [FP]>, DwarfRegNum<[30]>;154  def RA_64   : Mips64GPRReg< 31, "ra",  [RA]>, DwarfRegNum<[31]>;155 156  /// Mips Single point precision FPU Registers157  foreach I = 0-31 in158  def F#I : FPR<I, "f"#I>, DwarfRegNum<[!add(I, 32)]>;159 160  // Higher half of 64-bit FP registers.161  foreach I = 0-31 in162  def F_HI#I : FPR<I, "f"#I>, DwarfRegNum<[!add(I, 32)]>;163 164  /// Mips Double point precision FPU Registers (aliased165  /// with the single precision to hold 64 bit values)166  foreach I = 0-15 in167  def D#I : AFPR<!shl(I, 1), "f"#!shl(I, 1),168                 [!cast<FPR>("F"#!shl(I, 1)),169                  !cast<FPR>("F"#!add(!shl(I, 1), 1))]>;170 171  /// Mips Double point precision FPU Registers in MFP64 mode.172  foreach I = 0-31 in173  def D#I#_64 : AFPR64<I, "f"#I, [!cast<FPR>("F"#I), !cast<FPR>("F_HI"#I)]>,174                DwarfRegNum<[!add(I, 32)]>;175 176  /// Mips MSA registers177  /// MSA and FPU cannot both be present unless the FPU has 64-bit registers178  foreach I = 0-31 in179  def W#I : AFPR128<I, "w"#I, [!cast<AFPR64>("D"#I#"_64")]>,180            DwarfRegNum<[!add(I, 32)]>;181 182  // Hi/Lo registers183  def HI0 : MipsReg<0, "ac0">, DwarfRegNum<[64]>;184  def HI1 : MipsReg<1, "ac1">, DwarfRegNum<[176]>;185  def HI2 : MipsReg<2, "ac2">, DwarfRegNum<[178]>;186  def HI3 : MipsReg<3, "ac3">, DwarfRegNum<[180]>;187  def LO0 : MipsReg<0, "ac0">, DwarfRegNum<[65]>;188  def LO1 : MipsReg<1, "ac1">, DwarfRegNum<[177]>;189  def LO2 : MipsReg<2, "ac2">, DwarfRegNum<[179]>;190  def LO3 : MipsReg<3, "ac3">, DwarfRegNum<[181]>;191 192  let SubRegIndices = [sub_32] in {193  def HI0_64  : RegisterWithSubRegs<"hi", [HI0]>;194  def LO0_64  : RegisterWithSubRegs<"lo", [LO0]>;195  }196 197  // FP control registers.198  foreach I = 0-31 in199  def FCR#I : MipsReg<I, ""#I>;200 201  // FP condition code registers.202  foreach I = 0-7 in203  def FCC#I : MipsReg<I, "fcc"#I>;204 205  // COP0 registers.206  foreach I = 0-31 in207  def COP0#I : MipsReg<I, ""#I>;208 209  // COP2 registers.210  foreach I = 0-31 in211  def COP2#I : MipsReg<I, ""#I>;212 213  // COP3 registers.214  foreach I = 0-31 in215  def COP3#I : MipsReg<I, ""#I>;216 217  // PC register218  def PC : Register<"pc">;219 220  // Hardware registers221  def HWR0 : MipsReg<0, "hwr_cpunum">;222  def HWR1 : MipsReg<1, "hwr_synci_step">;223  def HWR2 : MipsReg<2, "hwr_cc">;224  def HWR3 : MipsReg<3, "hwr_ccres">;225 226  foreach I = 4-31 in227  def HWR#I : MipsReg<I, ""#I>;228 229  // Accum registers230  foreach I = 0-3 in231  def AC#I : ACCReg<I, "ac"#I,232                    [!cast<Register>("LO"#I), !cast<Register>("HI"#I)]>;233 234  def AC0_64 : ACCReg<0, "ac0", [LO0_64, HI0_64]>;235 236  // DSP-ASE control register fields.237  def DSPPos : Register<"">;238  def DSPSCount : Register<"">;239  def DSPCarry : Register<"">;240  def DSPEFI : Register<"">;241  def DSPOutFlag16_19 : Register<"">;242  def DSPOutFlag20 : Register<"">;243  def DSPOutFlag21 : Register<"">;244  def DSPOutFlag22 : Register<"">;245  def DSPOutFlag23 : Register<"">;246  def DSPCCond : Register<"">;247 248  let SubRegIndices = [sub_dsp16_19, sub_dsp20, sub_dsp21, sub_dsp22,249                       sub_dsp23] in250  def DSPOutFlag : RegisterWithSubRegs<"", [DSPOutFlag16_19, DSPOutFlag20,251                                            DSPOutFlag21, DSPOutFlag22,252                                            DSPOutFlag23]>;253 254  // MSA-ASE control registers.255  def MSAIR      : MipsReg<0, "0">;256  def MSACSR     : MipsReg<1, "1">;257  def MSAAccess  : MipsReg<2, "2">;258  def MSASave    : MipsReg<3, "3">;259  def MSAModify  : MipsReg<4, "4">;260  def MSARequest : MipsReg<5, "5">;261  def MSAMap     : MipsReg<6, "6">;262  def MSAUnmap   : MipsReg<7, "7">;263  // MSA-ASE fake control registers.264  // These registers do not exist, but instructions like `cfcmsa`265  // and `ctcmsa` allows to specify them.266  foreach I = 8-31 in267  def MSA#I : MipsReg<I, ""#I>;268 269  // Octeon multiplier and product registers270  def MPL0 : MipsReg<0, "mpl0">;271  def MPL1 : MipsReg<1, "mpl1">;272  def MPL2 : MipsReg<2, "mpl2">;273  def P0 : MipsReg<0, "p0">;274  def P1 : MipsReg<1, "p1">;275  def P2 : MipsReg<2, "p2">;276 277}278 279//===----------------------------------------------------------------------===//280// Register Classes281//===----------------------------------------------------------------------===//282 283class GPR32Class<list<ValueType> regTypes> :284  RegisterClass<"Mips", regTypes, 32, (add285  // Reserved286  ZERO, AT,287  // Return Values and Arguments288  V0, V1, A0, A1, A2, A3,289  // Not preserved across procedure calls290  T0, T1, T2, T3, T4, T5, T6, T7,291  // Callee save292  S0, S1, S2, S3, S4, S5, S6, S7,293  // Not preserved across procedure calls294  T8, T9,295  // Reserved296  K0, K1, GP, SP, FP, RA)>;297 298def GPR32 : GPR32Class<[i32]>;299 300def GPR32ZERO : RegisterClass<"Mips", [i32], 32, (add301  // Reserved302  ZERO)>;303 304def GPR32NONZERO : RegisterClass<"Mips", [i32], 32, (add305  // Reserved306  AT,307  // Return Values and Arguments308  V0, V1, A0, A1, A2, A3,309  // Not preserved across procedure calls310  T0, T1, T2, T3, T4, T5, T6, T7,311  // Callee save312  S0, S1, S2, S3, S4, S5, S6, S7,313  // Not preserved across procedure calls314  T8, T9,315  // Reserved316  K0, K1, GP, SP, FP, RA)>;317 318def DSPR  : GPR32Class<[v4i8, v2i16]>;319 320def GPRMM16 : RegisterClass<"Mips", [i32], 32, (add321  // Callee save322  S0, S1,323  // Return Values and Arguments324  V0, V1, A0, A1, A2, A3)>;325 326def GPRMM16Zero : RegisterClass<"Mips", [i32], 32, (add327  // Reserved328  ZERO,329  // Callee save330  S1,331  // Return Values and Arguments332  V0, V1, A0, A1, A2, A3)>;333 334def GPRMM16MoveP : RegisterClass<"Mips", [i32], 32, (add335  // Reserved336  ZERO,337  // Callee save338  S1,339  // Return Values and Arguments340  V0, V1,341  // Callee save342  S0, S2, S3, S4)>;343 344def GPRMM16MovePPairFirst : RegisterClass<"Mips", [i32], 32, (add345  // Arguments346  A0, A1, A2)>;347 348def GPRMM16MovePPairSecond : RegisterClass<"Mips", [i32], 32, (add349  // Arguments350  A1, A2, A3,351  // Callee save352  S5, S6)>;353 354def GPR64 : RegisterClass<"Mips", [i64], 64, (add355  // Reserved356  ZERO_64, AT_64,357  // Return Values and Arguments358  V0_64, V1_64, A0_64, A1_64, A2_64, A3_64,359  // Not preserved across procedure calls360  T0_64, T1_64, T2_64, T3_64, T4_64, T5_64, T6_64, T7_64,361  // Callee save362  S0_64, S1_64, S2_64, S3_64, S4_64, S5_64, S6_64, S7_64,363  // Not preserved across procedure calls364  T8_64, T9_64,365  // Reserved366  K0_64, K1_64, GP_64, SP_64, FP_64, RA_64)>;367 368def CPU16Regs : RegisterClass<"Mips", [i32], 32, (add369  // Return Values and Arguments370  V0, V1, A0, A1, A2, A3,371  // Callee save372  S0, S1)>;373 374def CPU16RegsPlusSP : RegisterClass<"Mips", [i32], 32, (add375  // Return Values and Arguments376  V0, V1, A0, A1, A2, A3,377  // Callee save378  S0, S1,379  SP)>;380 381def CPURAReg : RegisterClass<"Mips", [i32], 32, (add RA)>, Unallocatable;382 383def CPUSPReg : RegisterClass<"Mips", [i32], 32, (add SP)>, Unallocatable;384 385// 64bit fp:386// * FGR64  - 32 64-bit registers387// * AFGR64 - 16 32-bit even registers (32-bit FP Mode)388//389// 32bit fp:390// * FGR32 - 16 32-bit even registers391// * FGR32 - 32 32-bit registers (single float only mode)392def FGR32 : RegisterClass<"Mips", [f32], 32, (sequence "F%u", 0, 31)> {393  // Do not allocate odd registers when given -mattr=+nooddspreg.394  let AltOrders = [(decimate FGR32, 2)];395  let AltOrderSelect = [{396    const auto & S = MF.getSubtarget<MipsSubtarget>();397    return S.isABI_O32() && !S.useOddSPReg();398  }];399}400 401def AFGR64 : RegisterClass<"Mips", [f64], 64, (add402  // Return Values and Arguments403  D0, D1,404  // Not preserved across procedure calls405  D2, D3, D4, D5,406  // Return Values and Arguments407  D6, D7,408  // Not preserved across procedure calls409  D8, D9,410  // Callee save411  D10, D11, D12, D13, D14, D15)>;412 413def FGR64 : RegisterClass<"Mips", [f64], 64, (sequence "D%u_64", 0, 31)> {414  // Do not allocate odd registers when given -mattr=+nooddspreg.415  let AltOrders = [(decimate FGR64, 2)];416  let AltOrderSelect = [{417    const auto & S = MF.getSubtarget<MipsSubtarget>();418    return S.isABI_O32() && !S.useOddSPReg();419  }];420}421 422// FP control registers.423def CCR : RegisterClass<"Mips", [i32], 32, (sequence "FCR%u", 0, 31)>,424          Unallocatable;425 426// FP condition code registers.427def FCC : RegisterClass<"Mips", [i32], 32, (sequence "FCC%u", 0, 7)>,428          Unallocatable;429 430// MIPS32r6/MIPS64r6 store FPU condition codes in normal FGR registers.431// This class allows us to represent this in codegen patterns.432def FGRCC : RegisterClass<"Mips", [i32], 32, (sequence "F%u", 0, 31)>;433 434def MSA128F16 : RegisterClass<"Mips", [f16], 128, (sequence "W%u", 0, 31)>;435 436def MSA128B: RegisterClass<"Mips", [v16i8], 128,437                           (sequence "W%u", 0, 31)>;438def MSA128H: RegisterClass<"Mips", [v8i16, v8f16], 128,439                           (sequence "W%u", 0, 31)>;440def MSA128W: RegisterClass<"Mips", [v4i32, v4f32], 128,441                           (sequence "W%u", 0, 31)>;442def MSA128D: RegisterClass<"Mips", [v2i64, v2f64], 128,443                           (sequence "W%u", 0, 31)>;444def MSA128WEvens: RegisterClass<"Mips", [v4i32, v4f32], 128,445                                (decimate (sequence "W%u", 0, 31), 2)>;446 447def MSACtrl: RegisterClass<"Mips", [i32], 32, (add448  MSAIR, MSACSR, MSAAccess, MSASave, MSAModify, MSARequest, MSAMap, MSAUnmap,449  (sequence "MSA%u", 8, 31))>, Unallocatable;450 451// Hi/Lo Registers452def LO32 : RegisterClass<"Mips", [i32], 32, (add LO0)>;453def HI32 : RegisterClass<"Mips", [i32], 32, (add HI0)>;454def LO32DSP : RegisterClass<"Mips", [i32], 32, (sequence "LO%u", 0, 3)>;455def HI32DSP : RegisterClass<"Mips", [i32], 32, (sequence "HI%u", 0, 3)>;456def LO64 : RegisterClass<"Mips", [i64], 64, (add LO0_64)>;457def HI64 : RegisterClass<"Mips", [i64], 64, (add HI0_64)>;458 459// Hardware registers460def HWRegs : RegisterClass<"Mips", [i32], 32, (sequence "HWR%u", 0, 31)>,461             Unallocatable;462 463// Accumulator Registers464def ACC64 : RegisterClass<"Mips", [untyped], 64, (add AC0)> {465  let Size = 64;466}467 468def ACC128 : RegisterClass<"Mips", [untyped], 128, (add AC0_64)> {469  let Size = 128;470}471 472def ACC64DSP : RegisterClass<"Mips", [untyped], 64, (sequence "AC%u", 0, 3)> {473  let Size = 64;474}475 476def DSPCC : RegisterClass<"Mips", [v4i8, v2i16], 32, (add DSPCCond)>;477 478// Coprocessor 0 registers.479def COP0 : RegisterClass<"Mips", [i32], 32, (sequence "COP0%u", 0, 31)>,480           Unallocatable;481 482// Coprocessor 2 registers.483def COP2 : RegisterClass<"Mips", [i32], 32, (sequence "COP2%u", 0, 31)>,484           Unallocatable;485 486// Coprocessor 3 registers.487def COP3 : RegisterClass<"Mips", [i32], 32, (sequence "COP3%u", 0, 31)>,488           Unallocatable;489 490// Stack pointer and global pointer classes for instructions that are limited491// to a single register such as lwgp/lwsp in microMIPS.492def SP32 : RegisterClass<"Mips", [i32], 32, (add SP)>, Unallocatable;493def SP64 : RegisterClass<"Mips", [i64], 64, (add SP_64)>, Unallocatable;494def GP32 : RegisterClass<"Mips", [i32], 32, (add GP)>, Unallocatable;495def GP64 : RegisterClass<"Mips", [i64], 64, (add GP_64)>, Unallocatable;496 497// Octeon multiplier and product registers498def OCTEON_MPL : RegisterClass<"Mips", [i64], 64, (add MPL0, MPL1, MPL2)>,499                 Unallocatable;500def OCTEON_P : RegisterClass<"Mips", [i64], 64, (add P0, P1, P2)>,501               Unallocatable;502 503// Register Operands.504 505class MipsAsmRegOperand : AsmOperandClass {506  let ParserMethod = "parseAnyRegister";507}508 509def GPR64AsmOperand : MipsAsmRegOperand {510  let Name = "GPR64AsmReg";511  let PredicateMethod = "isGPRAsmReg";512}513 514def GPR32ZeroAsmOperand : MipsAsmRegOperand {515  let Name = "GPR32ZeroAsmReg";516  let PredicateMethod = "isGPRZeroAsmReg";517}518 519def GPR32NonZeroAsmOperand : MipsAsmRegOperand {520  let Name = "GPR32NonZeroAsmReg";521  let PredicateMethod = "isGPRNonZeroAsmReg";522}523 524def GPR32AsmOperand : MipsAsmRegOperand {525  let Name = "GPR32AsmReg";526  let PredicateMethod = "isGPRAsmReg";527}528 529def GPRMM16AsmOperand : MipsAsmRegOperand {530  let Name = "GPRMM16AsmReg";531  let PredicateMethod = "isMM16AsmReg";532}533 534def GPRMM16AsmOperandZero : MipsAsmRegOperand {535  let Name = "GPRMM16AsmRegZero";536  let PredicateMethod = "isMM16AsmRegZero";537}538 539def GPRMM16AsmOperandMoveP : MipsAsmRegOperand {540  let Name = "GPRMM16AsmRegMoveP";541  let PredicateMethod = "isMM16AsmRegMoveP";542}543 544def GPRMM16AsmOperandMovePPairFirst : MipsAsmRegOperand {545  let Name = "GPRMM16AsmRegMovePPairFirst";546  let PredicateMethod = "isMM16AsmRegMovePPairFirst";547}548 549def GPRMM16AsmOperandMovePPairSecond : MipsAsmRegOperand {550  let Name = "GPRMM16AsmRegMovePPairSecond";551  let PredicateMethod = "isMM16AsmRegMovePPairSecond";552}553 554def ACC64DSPAsmOperand : MipsAsmRegOperand {555  let Name = "ACC64DSPAsmReg";556  let PredicateMethod = "isACCAsmReg";557}558 559def HI32DSPAsmOperand : MipsAsmRegOperand {560  let Name = "HI32DSPAsmReg";561  let PredicateMethod = "isACCAsmReg";562}563 564def LO32DSPAsmOperand : MipsAsmRegOperand {565  let Name = "LO32DSPAsmReg";566  let PredicateMethod = "isACCAsmReg";567}568 569def CCRAsmOperand : MipsAsmRegOperand {570  let Name = "CCRAsmReg";571}572 573def AFGR64AsmOperand : MipsAsmRegOperand {574  let Name = "AFGR64AsmReg";575  let PredicateMethod = "isFGRAsmReg";576}577 578def StrictlyAFGR64AsmOperand : MipsAsmRegOperand {579  let Name = "StrictlyAFGR64AsmReg";580  let PredicateMethod = "isStrictlyFGRAsmReg";581}582 583def FGR64AsmOperand : MipsAsmRegOperand {584  let Name = "FGR64AsmReg";585  let PredicateMethod = "isFGRAsmReg";586}587 588def StrictlyFGR64AsmOperand : MipsAsmRegOperand {589  let Name = "StrictlyFGR64AsmReg";590  let PredicateMethod = "isStrictlyFGRAsmReg";591}592 593def FGR32AsmOperand : MipsAsmRegOperand {594  let Name = "FGR32AsmReg";595  let PredicateMethod = "isFGRAsmReg";596}597 598def StrictlyFGR32AsmOperand : MipsAsmRegOperand {599  let Name = "StrictlyFGR32AsmReg";600  let PredicateMethod = "isStrictlyFGRAsmReg";601}602 603def FCCRegsAsmOperand : MipsAsmRegOperand {604  let Name = "FCCAsmReg";605}606 607def MSA128AsmOperand : MipsAsmRegOperand {608  let Name = "MSA128AsmReg";609}610 611def MSACtrlAsmOperand : MipsAsmRegOperand {612  let Name = "MSACtrlAsmReg";613}614 615def GPR32ZeroOpnd : RegisterOperand<GPR32ZERO> {616  let ParserMatchClass = GPR32ZeroAsmOperand;617}618 619def GPR32NonZeroOpnd : RegisterOperand<GPR32NONZERO> {620  let ParserMatchClass = GPR32NonZeroAsmOperand;621}622 623def GPR32Opnd : RegisterOperand<GPR32> {624  let ParserMatchClass = GPR32AsmOperand;625}626 627def GPRMM16Opnd : RegisterOperand<GPRMM16> {628  let ParserMatchClass = GPRMM16AsmOperand;629}630 631def GPRMM16OpndZero : RegisterOperand<GPRMM16Zero> {632  let ParserMatchClass = GPRMM16AsmOperandZero;633}634 635def GPRMM16OpndMoveP : RegisterOperand<GPRMM16MoveP> {636  let ParserMatchClass = GPRMM16AsmOperandMoveP;637  let EncoderMethod = "getMovePRegSingleOpValue";638}639 640def GPRMM16OpndMovePPairFirst : RegisterOperand<GPRMM16MovePPairFirst> {641  let ParserMatchClass = GPRMM16AsmOperandMovePPairFirst;642}643 644def GPRMM16OpndMovePPairSecond : RegisterOperand<GPRMM16MovePPairSecond> {645  let ParserMatchClass = GPRMM16AsmOperandMovePPairSecond;646}647 648def GPR64Opnd : RegisterOperand<GPR64> {649  let ParserMatchClass = GPR64AsmOperand;650}651 652def DSPROpnd : RegisterOperand<DSPR> {653  let ParserMatchClass = GPR32AsmOperand;654}655 656def CCROpnd : RegisterOperand<CCR> {657  let ParserMatchClass = CCRAsmOperand;658}659 660def HWRegsAsmOperand : MipsAsmRegOperand {661  let Name = "HWRegsAsmReg";662}663 664def COP0AsmOperand : MipsAsmRegOperand {665  let Name = "COP0AsmReg";666}667 668def COP2AsmOperand : MipsAsmRegOperand {669  let Name = "COP2AsmReg";670}671 672def COP3AsmOperand : MipsAsmRegOperand {673  let Name = "COP3AsmReg";674}675 676def HWRegsOpnd : RegisterOperand<HWRegs> {677  let ParserMatchClass = HWRegsAsmOperand;678}679 680def AFGR64Opnd : RegisterOperand<AFGR64> {681  let ParserMatchClass = AFGR64AsmOperand;682}683 684def StrictlyAFGR64Opnd : RegisterOperand<AFGR64> {685  let ParserMatchClass = StrictlyAFGR64AsmOperand;686}687 688def FGR64Opnd : RegisterOperand<FGR64> {689  let ParserMatchClass = FGR64AsmOperand;690}691 692def StrictlyFGR64Opnd : RegisterOperand<FGR64> {693  let ParserMatchClass = StrictlyFGR64AsmOperand;694}695 696def FGR32Opnd : RegisterOperand<FGR32> {697  let ParserMatchClass = FGR32AsmOperand;698}699 700def StrictlyFGR32Opnd : RegisterOperand<FGR32> {701  let ParserMatchClass = StrictlyFGR32AsmOperand;702}703 704def FGRCCOpnd : RegisterOperand<FGRCC> {705  // The assembler doesn't use register classes so we can re-use706  // FGR32AsmOperand.707  let ParserMatchClass = FGR32AsmOperand;708}709 710def FCCRegsOpnd : RegisterOperand<FCC> {711  let ParserMatchClass = FCCRegsAsmOperand;712}713 714def LO32DSPOpnd : RegisterOperand<LO32DSP> {715  let ParserMatchClass = LO32DSPAsmOperand;716}717 718def HI32DSPOpnd : RegisterOperand<HI32DSP> {719  let ParserMatchClass = HI32DSPAsmOperand;720}721 722def ACC64DSPOpnd : RegisterOperand<ACC64DSP> {723  let ParserMatchClass = ACC64DSPAsmOperand;724}725 726def COP0Opnd : RegisterOperand<COP0> {727  let ParserMatchClass = COP0AsmOperand;728}729 730def COP2Opnd : RegisterOperand<COP2> {731  let ParserMatchClass = COP2AsmOperand;732}733 734def COP3Opnd : RegisterOperand<COP3> {735  let ParserMatchClass = COP3AsmOperand;736}737 738def MSA128F16Opnd : RegisterOperand<MSA128F16> {739  let ParserMatchClass = MSA128AsmOperand;740}741 742def MSA128BOpnd : RegisterOperand<MSA128B> {743  let ParserMatchClass = MSA128AsmOperand;744}745 746def MSA128HOpnd : RegisterOperand<MSA128H> {747  let ParserMatchClass = MSA128AsmOperand;748}749 750def MSA128WOpnd : RegisterOperand<MSA128W> {751  let ParserMatchClass = MSA128AsmOperand;752}753 754def MSA128DOpnd : RegisterOperand<MSA128D> {755  let ParserMatchClass = MSA128AsmOperand;756}757 758def MSA128CROpnd : RegisterOperand<MSACtrl> {759  let ParserMatchClass = MSACtrlAsmOperand;760}761 762def mips_ptr_rc : RegClassByHwMode<763  [MIPS32, MIPS64],764  [GPR32, GPR64]>;765 766def ptr_gpr16mm_rc : RegClassByHwMode<767  [MIPS32, MIPS64],768  [GPRMM16, GPRMM16]>; // FIXME: Why even use this if it's just a constant769 770def ptr_sp_rc : RegClassByHwMode<771  [MIPS32, MIPS64],772  [SP32, SP64]>;773 774def ptr_gp_rc : RegClassByHwMode<775  [MIPS32, MIPS64],776  [GP32, GP64]>;777