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      1 //===- MipsDSPInstrInfo.td - DSP ASE instructions -*- tablegen ------------*-=//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file describes Mips DSP ASE instructions.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 
     14 // ImmLeaf
     15 def immZExt1 : ImmLeaf<i32, [{return isUInt<1>(Imm);}]>;
     16 def immZExt2 : ImmLeaf<i32, [{return isUInt<2>(Imm);}]>;
     17 def immZExt3 : ImmLeaf<i32, [{return isUInt<3>(Imm);}]>;
     18 def immZExt4 : ImmLeaf<i32, [{return isUInt<4>(Imm);}]>;
     19 def immZExt8 : ImmLeaf<i32, [{return isUInt<8>(Imm);}]>;
     20 def immZExt10 : ImmLeaf<i32, [{return isUInt<10>(Imm);}]>;
     21 def immSExt6 : ImmLeaf<i32, [{return isInt<6>(Imm);}]>;
     22 
     23 // Mips-specific dsp nodes
     24 def SDT_MipsExtr : SDTypeProfile<1, 2, [SDTCisVT<0, i32>, SDTCisSameAs<0, 1>,
     25                                         SDTCisVT<2, untyped>]>;
     26 def SDT_MipsShilo : SDTypeProfile<1, 2, [SDTCisVT<0, untyped>,
     27                                          SDTCisSameAs<0, 2>, SDTCisVT<1, i32>]>;
     28 def SDT_MipsDPA : SDTypeProfile<1, 3, [SDTCisVT<0, untyped>, SDTCisSameAs<0, 3>,
     29                                        SDTCisVT<1, i32>, SDTCisSameAs<1, 2>]>;
     30 def SDT_MipsSHIFT_DSP : SDTypeProfile<1, 2, [SDTCisVec<0>, SDTCisSameAs<0, 1>,
     31                                              SDTCisVT<2, i32>]>;
     32 
     33 class MipsDSPBase<string Opc, SDTypeProfile Prof> :
     34   SDNode<!strconcat("MipsISD::", Opc), Prof>;
     35 
     36 class MipsDSPSideEffectBase<string Opc, SDTypeProfile Prof> :
     37   SDNode<!strconcat("MipsISD::", Opc), Prof, [SDNPHasChain, SDNPSideEffect]>;
     38 
     39 def MipsEXTP : MipsDSPSideEffectBase<"EXTP", SDT_MipsExtr>;
     40 def MipsEXTPDP : MipsDSPSideEffectBase<"EXTPDP", SDT_MipsExtr>;
     41 def MipsEXTR_S_H : MipsDSPSideEffectBase<"EXTR_S_H", SDT_MipsExtr>;
     42 def MipsEXTR_W : MipsDSPSideEffectBase<"EXTR_W", SDT_MipsExtr>;
     43 def MipsEXTR_R_W : MipsDSPSideEffectBase<"EXTR_R_W", SDT_MipsExtr>;
     44 def MipsEXTR_RS_W : MipsDSPSideEffectBase<"EXTR_RS_W", SDT_MipsExtr>;
     45 
     46 def MipsSHILO : MipsDSPBase<"SHILO", SDT_MipsShilo>;
     47 def MipsMTHLIP : MipsDSPSideEffectBase<"MTHLIP", SDT_MipsShilo>;
     48 
     49 def MipsMULSAQ_S_W_PH : MipsDSPSideEffectBase<"MULSAQ_S_W_PH", SDT_MipsDPA>;
     50 def MipsMAQ_S_W_PHL : MipsDSPSideEffectBase<"MAQ_S_W_PHL", SDT_MipsDPA>;
     51 def MipsMAQ_S_W_PHR : MipsDSPSideEffectBase<"MAQ_S_W_PHR", SDT_MipsDPA>;
     52 def MipsMAQ_SA_W_PHL : MipsDSPSideEffectBase<"MAQ_SA_W_PHL", SDT_MipsDPA>;
     53 def MipsMAQ_SA_W_PHR : MipsDSPSideEffectBase<"MAQ_SA_W_PHR", SDT_MipsDPA>;
     54 
     55 def MipsDPAU_H_QBL : MipsDSPBase<"DPAU_H_QBL", SDT_MipsDPA>;
     56 def MipsDPAU_H_QBR : MipsDSPBase<"DPAU_H_QBR", SDT_MipsDPA>;
     57 def MipsDPSU_H_QBL : MipsDSPBase<"DPSU_H_QBL", SDT_MipsDPA>;
     58 def MipsDPSU_H_QBR : MipsDSPBase<"DPSU_H_QBR", SDT_MipsDPA>;
     59 def MipsDPAQ_S_W_PH : MipsDSPSideEffectBase<"DPAQ_S_W_PH", SDT_MipsDPA>;
     60 def MipsDPSQ_S_W_PH : MipsDSPSideEffectBase<"DPSQ_S_W_PH", SDT_MipsDPA>;
     61 def MipsDPAQ_SA_L_W : MipsDSPSideEffectBase<"DPAQ_SA_L_W", SDT_MipsDPA>;
     62 def MipsDPSQ_SA_L_W : MipsDSPSideEffectBase<"DPSQ_SA_L_W", SDT_MipsDPA>;
     63 
     64 def MipsDPA_W_PH : MipsDSPBase<"DPA_W_PH", SDT_MipsDPA>;
     65 def MipsDPS_W_PH : MipsDSPBase<"DPS_W_PH", SDT_MipsDPA>;
     66 def MipsDPAQX_S_W_PH : MipsDSPSideEffectBase<"DPAQX_S_W_PH", SDT_MipsDPA>;
     67 def MipsDPAQX_SA_W_PH : MipsDSPSideEffectBase<"DPAQX_SA_W_PH", SDT_MipsDPA>;
     68 def MipsDPAX_W_PH : MipsDSPBase<"DPAX_W_PH", SDT_MipsDPA>;
     69 def MipsDPSX_W_PH : MipsDSPBase<"DPSX_W_PH", SDT_MipsDPA>;
     70 def MipsDPSQX_S_W_PH : MipsDSPSideEffectBase<"DPSQX_S_W_PH", SDT_MipsDPA>;
     71 def MipsDPSQX_SA_W_PH : MipsDSPSideEffectBase<"DPSQX_SA_W_PH", SDT_MipsDPA>;
     72 def MipsMULSA_W_PH : MipsDSPBase<"MULSA_W_PH", SDT_MipsDPA>;
     73 
     74 def MipsMULT : MipsDSPBase<"MULT", SDT_MipsDPA>;
     75 def MipsMULTU : MipsDSPBase<"MULTU", SDT_MipsDPA>;
     76 def MipsMADD_DSP : MipsDSPBase<"MADD_DSP", SDT_MipsDPA>;
     77 def MipsMADDU_DSP : MipsDSPBase<"MADDU_DSP", SDT_MipsDPA>;
     78 def MipsMSUB_DSP : MipsDSPBase<"MSUB_DSP", SDT_MipsDPA>;
     79 def MipsMSUBU_DSP : MipsDSPBase<"MSUBU_DSP", SDT_MipsDPA>;
     80 def MipsSHLL_DSP : MipsDSPBase<"SHLL_DSP", SDT_MipsSHIFT_DSP>;
     81 def MipsSHRA_DSP : MipsDSPBase<"SHRA_DSP", SDT_MipsSHIFT_DSP>;
     82 def MipsSHRL_DSP : MipsDSPBase<"SHRL_DSP", SDT_MipsSHIFT_DSP>;
     83 def MipsSETCC_DSP : MipsDSPBase<"SETCC_DSP", SDTSetCC>;
     84 def MipsSELECT_CC_DSP : MipsDSPBase<"SELECT_CC_DSP", SDTSelectCC>;
     85 
     86 // Flags.
     87 class Uses<list<Register> Regs> {
     88   list<Register> Uses = Regs;
     89 }
     90 
     91 class Defs<list<Register> Regs> {
     92   list<Register> Defs = Regs;
     93 }
     94 
     95 // Instruction encoding.
     96 class ADDU_QB_ENC : ADDU_QB_FMT<0b00000>;
     97 class ADDU_S_QB_ENC : ADDU_QB_FMT<0b00100>;
     98 class SUBU_QB_ENC : ADDU_QB_FMT<0b00001>;
     99 class SUBU_S_QB_ENC : ADDU_QB_FMT<0b00101>;
    100 class ADDQ_PH_ENC : ADDU_QB_FMT<0b01010>;
    101 class ADDQ_S_PH_ENC : ADDU_QB_FMT<0b01110>;
    102 class SUBQ_PH_ENC : ADDU_QB_FMT<0b01011>;
    103 class SUBQ_S_PH_ENC : ADDU_QB_FMT<0b01111>;
    104 class ADDQ_S_W_ENC : ADDU_QB_FMT<0b10110>;
    105 class SUBQ_S_W_ENC : ADDU_QB_FMT<0b10111>;
    106 class ADDSC_ENC : ADDU_QB_FMT<0b10000>;
    107 class ADDWC_ENC : ADDU_QB_FMT<0b10001>;
    108 class MODSUB_ENC : ADDU_QB_FMT<0b10010>;
    109 class RADDU_W_QB_ENC : RADDU_W_QB_FMT<0b10100>;
    110 class ABSQ_S_PH_ENC : ABSQ_S_PH_R2_FMT<0b01001>;
    111 class ABSQ_S_W_ENC : ABSQ_S_PH_R2_FMT<0b10001>;
    112 class PRECRQ_QB_PH_ENC : CMP_EQ_QB_R3_FMT<0b01100>;
    113 class PRECRQ_PH_W_ENC : CMP_EQ_QB_R3_FMT<0b10100>;
    114 class PRECRQ_RS_PH_W_ENC : CMP_EQ_QB_R3_FMT<0b10101>;
    115 class PRECRQU_S_QB_PH_ENC : CMP_EQ_QB_R3_FMT<0b01111>;
    116 class PRECEQ_W_PHL_ENC : ABSQ_S_PH_R2_FMT<0b01100>;
    117 class PRECEQ_W_PHR_ENC : ABSQ_S_PH_R2_FMT<0b01101>;
    118 class PRECEQU_PH_QBL_ENC : ABSQ_S_PH_R2_FMT<0b00100>;
    119 class PRECEQU_PH_QBR_ENC : ABSQ_S_PH_R2_FMT<0b00101>;
    120 class PRECEQU_PH_QBLA_ENC : ABSQ_S_PH_R2_FMT<0b00110>;
    121 class PRECEQU_PH_QBRA_ENC : ABSQ_S_PH_R2_FMT<0b00111>;
    122 class PRECEU_PH_QBL_ENC : ABSQ_S_PH_R2_FMT<0b11100>;
    123 class PRECEU_PH_QBR_ENC : ABSQ_S_PH_R2_FMT<0b11101>;
    124 class PRECEU_PH_QBLA_ENC : ABSQ_S_PH_R2_FMT<0b11110>;
    125 class PRECEU_PH_QBRA_ENC : ABSQ_S_PH_R2_FMT<0b11111>;
    126 class SHLL_QB_ENC : SHLL_QB_FMT<0b00000>;
    127 class SHLLV_QB_ENC : SHLL_QB_FMT<0b00010>;
    128 class SHRL_QB_ENC : SHLL_QB_FMT<0b00001>;
    129 class SHRLV_QB_ENC : SHLL_QB_FMT<0b00011>;
    130 class SHLL_PH_ENC : SHLL_QB_FMT<0b01000>;
    131 class SHLLV_PH_ENC : SHLL_QB_FMT<0b01010>;
    132 class SHLL_S_PH_ENC : SHLL_QB_FMT<0b01100>;
    133 class SHLLV_S_PH_ENC : SHLL_QB_FMT<0b01110>;
    134 class SHRA_PH_ENC : SHLL_QB_FMT<0b01001>;
    135 class SHRAV_PH_ENC : SHLL_QB_FMT<0b01011>;
    136 class SHRA_R_PH_ENC : SHLL_QB_FMT<0b01101>;
    137 class SHRAV_R_PH_ENC : SHLL_QB_FMT<0b01111>;
    138 class SHLL_S_W_ENC : SHLL_QB_FMT<0b10100>;
    139 class SHLLV_S_W_ENC : SHLL_QB_FMT<0b10110>;
    140 class SHRA_R_W_ENC : SHLL_QB_FMT<0b10101>;
    141 class SHRAV_R_W_ENC : SHLL_QB_FMT<0b10111>;
    142 class MULEU_S_PH_QBL_ENC : ADDU_QB_FMT<0b00110>;
    143 class MULEU_S_PH_QBR_ENC : ADDU_QB_FMT<0b00111>;
    144 class MULEQ_S_W_PHL_ENC : ADDU_QB_FMT<0b11100>;
    145 class MULEQ_S_W_PHR_ENC : ADDU_QB_FMT<0b11101>;
    146 class MULQ_RS_PH_ENC : ADDU_QB_FMT<0b11111>;
    147 class MULSAQ_S_W_PH_ENC : DPA_W_PH_FMT<0b00110>;
    148 class MAQ_S_W_PHL_ENC : DPA_W_PH_FMT<0b10100>;
    149 class MAQ_S_W_PHR_ENC : DPA_W_PH_FMT<0b10110>;
    150 class MAQ_SA_W_PHL_ENC : DPA_W_PH_FMT<0b10000>;
    151 class MAQ_SA_W_PHR_ENC : DPA_W_PH_FMT<0b10010>;
    152 class MFHI_ENC : MFHI_FMT<0b010000>;
    153 class MFLO_ENC : MFHI_FMT<0b010010>;
    154 class MTHI_ENC : MTHI_FMT<0b010001>;
    155 class MTLO_ENC : MTHI_FMT<0b010011>;
    156 class DPAU_H_QBL_ENC : DPA_W_PH_FMT<0b00011>;
    157 class DPAU_H_QBR_ENC : DPA_W_PH_FMT<0b00111>;
    158 class DPSU_H_QBL_ENC : DPA_W_PH_FMT<0b01011>;
    159 class DPSU_H_QBR_ENC : DPA_W_PH_FMT<0b01111>;
    160 class DPAQ_S_W_PH_ENC : DPA_W_PH_FMT<0b00100>;
    161 class DPSQ_S_W_PH_ENC : DPA_W_PH_FMT<0b00101>;
    162 class DPAQ_SA_L_W_ENC : DPA_W_PH_FMT<0b01100>;
    163 class DPSQ_SA_L_W_ENC : DPA_W_PH_FMT<0b01101>;
    164 class MULT_DSP_ENC : MULT_FMT<0b000000, 0b011000>;
    165 class MULTU_DSP_ENC : MULT_FMT<0b000000, 0b011001>;
    166 class MADD_DSP_ENC : MULT_FMT<0b011100, 0b000000>;
    167 class MADDU_DSP_ENC : MULT_FMT<0b011100, 0b000001>;
    168 class MSUB_DSP_ENC : MULT_FMT<0b011100, 0b000100>;
    169 class MSUBU_DSP_ENC : MULT_FMT<0b011100, 0b000101>;
    170 class CMPU_EQ_QB_ENC : CMP_EQ_QB_R2_FMT<0b00000>;
    171 class CMPU_LT_QB_ENC : CMP_EQ_QB_R2_FMT<0b00001>;
    172 class CMPU_LE_QB_ENC : CMP_EQ_QB_R2_FMT<0b00010>;
    173 class CMPGU_EQ_QB_ENC : CMP_EQ_QB_R3_FMT<0b00100>;
    174 class CMPGU_LT_QB_ENC : CMP_EQ_QB_R3_FMT<0b00101>;
    175 class CMPGU_LE_QB_ENC : CMP_EQ_QB_R3_FMT<0b00110>;
    176 class CMP_EQ_PH_ENC : CMP_EQ_QB_R2_FMT<0b01000>;
    177 class CMP_LT_PH_ENC : CMP_EQ_QB_R2_FMT<0b01001>;
    178 class CMP_LE_PH_ENC : CMP_EQ_QB_R2_FMT<0b01010>;
    179 class BITREV_ENC : ABSQ_S_PH_R2_FMT<0b11011>;
    180 class PACKRL_PH_ENC : CMP_EQ_QB_R3_FMT<0b01110>;
    181 class REPL_QB_ENC : REPL_FMT<0b00010>;
    182 class REPL_PH_ENC : REPL_FMT<0b01010>;
    183 class REPLV_QB_ENC : ABSQ_S_PH_R2_FMT<0b00011>;
    184 class REPLV_PH_ENC : ABSQ_S_PH_R2_FMT<0b01011>;
    185 class PICK_QB_ENC : CMP_EQ_QB_R3_FMT<0b00011>;
    186 class PICK_PH_ENC : CMP_EQ_QB_R3_FMT<0b01011>;
    187 class LWX_ENC : LX_FMT<0b00000>;
    188 class LHX_ENC : LX_FMT<0b00100>;
    189 class LBUX_ENC : LX_FMT<0b00110>;
    190 class BPOSGE32_ENC : BPOSGE32_FMT<0b11100>;
    191 class INSV_ENC : INSV_FMT<0b001100>;
    192 
    193 class EXTP_ENC : EXTR_W_TY1_FMT<0b00010>;
    194 class EXTPV_ENC : EXTR_W_TY1_FMT<0b00011>;
    195 class EXTPDP_ENC : EXTR_W_TY1_FMT<0b01010>;
    196 class EXTPDPV_ENC : EXTR_W_TY1_FMT<0b01011>;
    197 class EXTR_W_ENC : EXTR_W_TY1_FMT<0b00000>;
    198 class EXTRV_W_ENC : EXTR_W_TY1_FMT<0b00001>;
    199 class EXTR_R_W_ENC : EXTR_W_TY1_FMT<0b00100>;
    200 class EXTRV_R_W_ENC : EXTR_W_TY1_FMT<0b00101>;
    201 class EXTR_RS_W_ENC : EXTR_W_TY1_FMT<0b00110>;
    202 class EXTRV_RS_W_ENC : EXTR_W_TY1_FMT<0b00111>;
    203 class EXTR_S_H_ENC : EXTR_W_TY1_FMT<0b01110>;
    204 class EXTRV_S_H_ENC : EXTR_W_TY1_FMT<0b01111>;
    205 class SHILO_ENC : SHILO_R1_FMT<0b11010>;
    206 class SHILOV_ENC : SHILO_R2_FMT<0b11011>;
    207 class MTHLIP_ENC : SHILO_R2_FMT<0b11111>;
    208 
    209 class RDDSP_ENC : RDDSP_FMT<0b10010>;
    210 class WRDSP_ENC : WRDSP_FMT<0b10011>;
    211 class ADDU_PH_ENC : ADDU_QB_FMT<0b01000>;
    212 class ADDU_S_PH_ENC : ADDU_QB_FMT<0b01100>;
    213 class SUBU_PH_ENC : ADDU_QB_FMT<0b01001>;
    214 class SUBU_S_PH_ENC : ADDU_QB_FMT<0b01101>;
    215 class CMPGDU_EQ_QB_ENC : CMP_EQ_QB_R3_FMT<0b11000>;
    216 class CMPGDU_LT_QB_ENC : CMP_EQ_QB_R3_FMT<0b11001>;
    217 class CMPGDU_LE_QB_ENC : CMP_EQ_QB_R3_FMT<0b11010>;
    218 class ABSQ_S_QB_ENC : ABSQ_S_PH_R2_FMT<0b00001>;
    219 class ADDUH_QB_ENC : ADDUH_QB_FMT<0b00000>;
    220 class ADDUH_R_QB_ENC : ADDUH_QB_FMT<0b00010>;
    221 class SUBUH_QB_ENC : ADDUH_QB_FMT<0b00001>;
    222 class SUBUH_R_QB_ENC : ADDUH_QB_FMT<0b00011>;
    223 class ADDQH_PH_ENC : ADDUH_QB_FMT<0b01000>;
    224 class ADDQH_R_PH_ENC : ADDUH_QB_FMT<0b01010>;
    225 class SUBQH_PH_ENC : ADDUH_QB_FMT<0b01001>;
    226 class SUBQH_R_PH_ENC : ADDUH_QB_FMT<0b01011>;
    227 class ADDQH_W_ENC : ADDUH_QB_FMT<0b10000>;
    228 class ADDQH_R_W_ENC : ADDUH_QB_FMT<0b10010>;
    229 class SUBQH_W_ENC : ADDUH_QB_FMT<0b10001>;
    230 class SUBQH_R_W_ENC : ADDUH_QB_FMT<0b10011>;
    231 class MUL_PH_ENC : ADDUH_QB_FMT<0b01100>;
    232 class MUL_S_PH_ENC : ADDUH_QB_FMT<0b01110>;
    233 class MULQ_S_W_ENC : ADDUH_QB_FMT<0b10110>;
    234 class MULQ_RS_W_ENC : ADDUH_QB_FMT<0b10111>;
    235 class MULQ_S_PH_ENC : ADDU_QB_FMT<0b11110>;
    236 class DPA_W_PH_ENC : DPA_W_PH_FMT<0b00000>;
    237 class DPS_W_PH_ENC : DPA_W_PH_FMT<0b00001>;
    238 class DPAQX_S_W_PH_ENC : DPA_W_PH_FMT<0b11000>;
    239 class DPAQX_SA_W_PH_ENC : DPA_W_PH_FMT<0b11010>;
    240 class DPAX_W_PH_ENC : DPA_W_PH_FMT<0b01000>;
    241 class DPSX_W_PH_ENC : DPA_W_PH_FMT<0b01001>;
    242 class DPSQX_S_W_PH_ENC : DPA_W_PH_FMT<0b11001>;
    243 class DPSQX_SA_W_PH_ENC : DPA_W_PH_FMT<0b11011>;
    244 class MULSA_W_PH_ENC : DPA_W_PH_FMT<0b00010>;
    245 class PRECR_QB_PH_ENC : CMP_EQ_QB_R3_FMT<0b01101>;
    246 class PRECR_SRA_PH_W_ENC : PRECR_SRA_PH_W_FMT<0b11110>;
    247 class PRECR_SRA_R_PH_W_ENC : PRECR_SRA_PH_W_FMT<0b11111>;
    248 class SHRA_QB_ENC : SHLL_QB_FMT<0b00100>;
    249 class SHRAV_QB_ENC : SHLL_QB_FMT<0b00110>;
    250 class SHRA_R_QB_ENC : SHLL_QB_FMT<0b00101>;
    251 class SHRAV_R_QB_ENC : SHLL_QB_FMT<0b00111>;
    252 class SHRL_PH_ENC : SHLL_QB_FMT<0b11001>;
    253 class SHRLV_PH_ENC : SHLL_QB_FMT<0b11011>;
    254 class APPEND_ENC : APPEND_FMT<0b00000>;
    255 class BALIGN_ENC : APPEND_FMT<0b10000>;
    256 class PREPEND_ENC : APPEND_FMT<0b00001>;
    257 
    258 // Instruction desc.
    259 class ADDU_QB_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    260                         InstrItinClass itin, RegisterOperand ROD,
    261                         RegisterOperand ROS,  RegisterOperand ROT = ROS> {
    262   dag OutOperandList = (outs ROD:$rd);
    263   dag InOperandList = (ins ROS:$rs, ROT:$rt);
    264   string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt");
    265   list<dag> Pattern = [(set ROD:$rd, (OpNode ROS:$rs, ROT:$rt))];
    266   InstrItinClass Itinerary = itin;
    267   string BaseOpcode = instr_asm;
    268 }
    269 
    270 class RADDU_W_QB_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    271                            InstrItinClass itin, RegisterOperand ROD,
    272                            RegisterOperand ROS = ROD> {
    273   dag OutOperandList = (outs ROD:$rd);
    274   dag InOperandList = (ins ROS:$rs);
    275   string AsmString = !strconcat(instr_asm, "\t$rd, $rs");
    276   list<dag> Pattern = [(set ROD:$rd, (OpNode ROS:$rs))];
    277   InstrItinClass Itinerary = itin;
    278   string BaseOpcode = instr_asm;
    279 }
    280 
    281 class CMP_EQ_QB_R2_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    282                              InstrItinClass itin, RegisterOperand ROS,
    283                              RegisterOperand ROT = ROS> {
    284   dag OutOperandList = (outs);
    285   dag InOperandList = (ins ROS:$rs, ROT:$rt);
    286   string AsmString = !strconcat(instr_asm, "\t$rs, $rt");
    287   list<dag> Pattern = [(OpNode ROS:$rs, ROT:$rt)];
    288   InstrItinClass Itinerary = itin;
    289   string BaseOpcode = instr_asm;
    290 }
    291 
    292 class CMP_EQ_QB_R3_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    293                              InstrItinClass itin, RegisterOperand ROD,
    294                              RegisterOperand ROS,  RegisterOperand ROT = ROS> {
    295   dag OutOperandList = (outs ROD:$rd);
    296   dag InOperandList = (ins ROS:$rs, ROT:$rt);
    297   string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt");
    298   list<dag> Pattern = [(set ROD:$rd, (OpNode ROS:$rs, ROT:$rt))];
    299   InstrItinClass Itinerary = itin;
    300   string BaseOpcode = instr_asm;
    301 }
    302 
    303 class PRECR_SRA_PH_W_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    304                                InstrItinClass itin, RegisterOperand ROT,
    305                                RegisterOperand ROS = ROT> {
    306   dag OutOperandList = (outs ROT:$rt);
    307   dag InOperandList = (ins ROS:$rs, uimm5:$sa, ROS:$src);
    308   string AsmString = !strconcat(instr_asm, "\t$rt, $rs, $sa");
    309   list<dag> Pattern = [(set ROT:$rt, (OpNode ROS:$src, ROS:$rs, immZExt5:$sa))];
    310   InstrItinClass Itinerary = itin;
    311   string Constraints = "$src = $rt";
    312   string BaseOpcode = instr_asm;
    313 }
    314 
    315 class ABSQ_S_PH_R2_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    316                              InstrItinClass itin, RegisterOperand ROD,
    317                              RegisterOperand ROT = ROD> {
    318   dag OutOperandList = (outs ROD:$rd);
    319   dag InOperandList = (ins ROT:$rt);
    320   string AsmString = !strconcat(instr_asm, "\t$rd, $rt");
    321   list<dag> Pattern = [(set ROD:$rd, (OpNode ROT:$rt))];
    322   InstrItinClass Itinerary = itin;
    323   string BaseOpcode = instr_asm;
    324 }
    325 
    326 class REPL_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    327                      Operand ImmOp, ImmLeaf immPat, InstrItinClass itin,
    328                      RegisterOperand RO> {
    329   dag OutOperandList = (outs RO:$rd);
    330   dag InOperandList = (ins ImmOp:$imm);
    331   string AsmString = !strconcat(instr_asm, "\t$rd, $imm");
    332   list<dag> Pattern = [(set RO:$rd, (OpNode immPat:$imm))];
    333   InstrItinClass Itinerary = itin;
    334   string BaseOpcode = instr_asm;
    335 }
    336 
    337 class SHLL_QB_R3_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    338                            InstrItinClass itin, RegisterOperand RO> {
    339   dag OutOperandList = (outs RO:$rd);
    340   dag InOperandList =  (ins RO:$rt, GPR32Opnd:$rs_sa);
    341   string AsmString = !strconcat(instr_asm, "\t$rd, $rt, $rs_sa");
    342   list<dag> Pattern = [(set RO:$rd, (OpNode RO:$rt, GPR32Opnd:$rs_sa))];
    343   InstrItinClass Itinerary = itin;
    344   string BaseOpcode = instr_asm;
    345 }
    346 
    347 class SHLL_QB_R2_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    348                            SDPatternOperator ImmPat, InstrItinClass itin,
    349                            RegisterOperand RO, Operand ImmOpnd> {
    350   dag OutOperandList = (outs RO:$rd);
    351   dag InOperandList = (ins RO:$rt, ImmOpnd:$rs_sa);
    352   string AsmString = !strconcat(instr_asm, "\t$rd, $rt, $rs_sa");
    353   list<dag> Pattern = [(set RO:$rd, (OpNode RO:$rt, ImmPat:$rs_sa))];
    354   InstrItinClass Itinerary = itin;
    355   bit hasSideEffects = 1;
    356   string BaseOpcode = instr_asm;
    357 }
    358 
    359 class LX_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    360                    InstrItinClass itin> {
    361   dag OutOperandList = (outs GPR32Opnd:$rd);
    362   dag InOperandList = (ins PtrRC:$base, PtrRC:$index);
    363   string AsmString = !strconcat(instr_asm, "\t$rd, ${index}(${base})");
    364   list<dag> Pattern = [(set GPR32Opnd:$rd, (OpNode iPTR:$base, iPTR:$index))];
    365   InstrItinClass Itinerary = itin;
    366   bit mayLoad = 1;
    367   string BaseOpcode = instr_asm;
    368 }
    369 
    370 class ADDUH_QB_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    371                          InstrItinClass itin, RegisterOperand ROD,
    372                          RegisterOperand ROS = ROD,  RegisterOperand ROT = ROD> {
    373   dag OutOperandList = (outs ROD:$rd);
    374   dag InOperandList = (ins ROS:$rs, ROT:$rt);
    375   string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt");
    376   list<dag> Pattern = [(set ROD:$rd, (OpNode ROS:$rs, ROT:$rt))];
    377   InstrItinClass Itinerary = itin;
    378   string BaseOpcode = instr_asm;
    379 }
    380 
    381 class APPEND_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    382                        Operand ImmOp, SDPatternOperator Imm, InstrItinClass itin> {
    383   dag OutOperandList = (outs GPR32Opnd:$rt);
    384   dag InOperandList = (ins GPR32Opnd:$rs, ImmOp:$sa, GPR32Opnd:$src);
    385   string AsmString = !strconcat(instr_asm, "\t$rt, $rs, $sa");
    386   list<dag> Pattern =  [(set GPR32Opnd:$rt,
    387                         (OpNode GPR32Opnd:$src, GPR32Opnd:$rs, Imm:$sa))];
    388   InstrItinClass Itinerary = itin;
    389   string Constraints = "$src = $rt";
    390   string BaseOpcode = instr_asm;
    391 }
    392 
    393 class EXTR_W_TY1_R2_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    394                               InstrItinClass itin> {
    395   dag OutOperandList = (outs GPR32Opnd:$rt);
    396   dag InOperandList = (ins ACC64DSPOpnd:$ac, GPR32Opnd:$shift_rs);
    397   string AsmString = !strconcat(instr_asm, "\t$rt, $ac, $shift_rs");
    398   InstrItinClass Itinerary = itin;
    399   string BaseOpcode = instr_asm;
    400 }
    401 
    402 class EXTR_W_TY1_R1_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    403                               InstrItinClass itin> {
    404   dag OutOperandList = (outs GPR32Opnd:$rt);
    405   dag InOperandList = (ins ACC64DSPOpnd:$ac, uimm5:$shift_rs);
    406   string AsmString = !strconcat(instr_asm, "\t$rt, $ac, $shift_rs");
    407   InstrItinClass Itinerary = itin;
    408   string BaseOpcode = instr_asm;
    409 }
    410 
    411 class SHILO_R1_DESC_BASE<string instr_asm, SDPatternOperator OpNode> {
    412   dag OutOperandList = (outs ACC64DSPOpnd:$ac);
    413   dag InOperandList = (ins simm6:$shift, ACC64DSPOpnd:$acin);
    414   string AsmString = !strconcat(instr_asm, "\t$ac, $shift");
    415   list<dag> Pattern = [(set ACC64DSPOpnd:$ac,
    416                         (OpNode immSExt6:$shift, ACC64DSPOpnd:$acin))];
    417   string Constraints = "$acin = $ac";
    418   string BaseOpcode = instr_asm;
    419 }
    420 
    421 class SHILO_R2_DESC_BASE<string instr_asm, SDPatternOperator OpNode> {
    422   dag OutOperandList = (outs ACC64DSPOpnd:$ac);
    423   dag InOperandList = (ins GPR32Opnd:$rs, ACC64DSPOpnd:$acin);
    424   string AsmString = !strconcat(instr_asm, "\t$ac, $rs");
    425   list<dag> Pattern = [(set ACC64DSPOpnd:$ac,
    426                         (OpNode GPR32Opnd:$rs, ACC64DSPOpnd:$acin))];
    427   string Constraints = "$acin = $ac";
    428   string BaseOpcode = instr_asm;
    429 }
    430 
    431 class MTHLIP_DESC_BASE<string instr_asm, SDPatternOperator OpNode> {
    432   dag OutOperandList = (outs ACC64DSPOpnd:$ac);
    433   dag InOperandList = (ins GPR32Opnd:$rs, ACC64DSPOpnd:$acin);
    434   string AsmString = !strconcat(instr_asm, "\t$rs, $ac");
    435   list<dag> Pattern = [(set ACC64DSPOpnd:$ac,
    436                         (OpNode GPR32Opnd:$rs, ACC64DSPOpnd:$acin))];
    437   string Constraints = "$acin = $ac";
    438   string BaseOpcode = instr_asm;
    439 }
    440 
    441 class RDDSP_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    442                       InstrItinClass itin> {
    443   dag OutOperandList = (outs GPR32Opnd:$rd);
    444   dag InOperandList = (ins uimm10:$mask);
    445   string AsmString = !strconcat(instr_asm, "\t$rd, $mask");
    446   list<dag> Pattern = [(set GPR32Opnd:$rd, (OpNode immZExt10:$mask))];
    447   InstrItinClass Itinerary = itin;
    448   string BaseOpcode = instr_asm;
    449 }
    450 
    451 class WRDSP_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    452                       InstrItinClass itin> {
    453   dag OutOperandList = (outs);
    454   dag InOperandList = (ins GPR32Opnd:$rs, uimm10:$mask);
    455   string AsmString = !strconcat(instr_asm, "\t$rs, $mask");
    456   list<dag> Pattern = [(OpNode GPR32Opnd:$rs, immZExt10:$mask)];
    457   InstrItinClass Itinerary = itin;
    458   string BaseOpcode = instr_asm;
    459 }
    460 
    461 class DPA_W_PH_DESC_BASE<string instr_asm, SDPatternOperator OpNode> {
    462   dag OutOperandList = (outs ACC64DSPOpnd:$ac);
    463   dag InOperandList = (ins GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64DSPOpnd:$acin);
    464   string AsmString = !strconcat(instr_asm, "\t$ac, $rs, $rt");
    465   list<dag> Pattern = [(set ACC64DSPOpnd:$ac,
    466                         (OpNode GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64DSPOpnd:$acin))];
    467   string Constraints = "$acin = $ac";
    468   string BaseOpcode = instr_asm;
    469 }
    470 
    471 class MULT_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    472                      InstrItinClass itin> {
    473   dag OutOperandList = (outs ACC64DSPOpnd:$ac);
    474   dag InOperandList = (ins GPR32Opnd:$rs, GPR32Opnd:$rt);
    475   string AsmString = !strconcat(instr_asm, "\t$ac, $rs, $rt");
    476   list<dag> Pattern = [(set ACC64DSPOpnd:$ac, (OpNode GPR32Opnd:$rs, GPR32Opnd:$rt))];
    477   InstrItinClass Itinerary = itin;
    478   bit isCommutable = 1;
    479   string BaseOpcode = instr_asm;
    480 }
    481 
    482 class MADD_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    483                      InstrItinClass itin> {
    484   dag OutOperandList = (outs ACC64DSPOpnd:$ac);
    485   dag InOperandList = (ins GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64DSPOpnd:$acin);
    486   string AsmString = !strconcat(instr_asm, "\t$ac, $rs, $rt");
    487   list<dag> Pattern = [(set ACC64DSPOpnd:$ac,
    488                         (OpNode GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64DSPOpnd:$acin))];
    489   InstrItinClass Itinerary = itin;
    490   string Constraints = "$acin = $ac";
    491   string BaseOpcode = instr_asm;
    492 }
    493 
    494 class MFHI_DESC_BASE<string instr_asm, RegisterOperand RO, SDNode OpNode,
    495                      InstrItinClass itin> {
    496   dag OutOperandList = (outs GPR32Opnd:$rd);
    497   dag InOperandList = (ins RO:$ac);
    498   string AsmString = !strconcat(instr_asm, "\t$rd, $ac");
    499   list<dag> Pattern = [(set GPR32Opnd:$rd, (OpNode RO:$ac))];
    500   InstrItinClass Itinerary = itin;
    501   string BaseOpcode = instr_asm;
    502 }
    503 
    504 class MTHI_DESC_BASE<string instr_asm, RegisterOperand RO, InstrItinClass itin> {
    505   dag OutOperandList = (outs RO:$ac);
    506   dag InOperandList = (ins GPR32Opnd:$rs);
    507   string AsmString = !strconcat(instr_asm, "\t$rs, $ac");
    508   InstrItinClass Itinerary = itin;
    509   string BaseOpcode = instr_asm;
    510 }
    511 
    512 class BPOSGE32_PSEUDO_DESC_BASE<SDPatternOperator OpNode, InstrItinClass itin> :
    513   MipsPseudo<(outs GPR32Opnd:$dst), (ins), [(set GPR32Opnd:$dst, (OpNode))]> {
    514   bit usesCustomInserter = 1;
    515 }
    516 
    517 class BPOSGE32_DESC_BASE<string instr_asm, DAGOperand opnd,
    518                          InstrItinClass itin> {
    519   dag OutOperandList = (outs);
    520   dag InOperandList = (ins opnd:$offset);
    521   string AsmString = !strconcat(instr_asm, "\t$offset");
    522   InstrItinClass Itinerary = itin;
    523   bit isBranch = 1;
    524   bit isTerminator = 1;
    525   bit hasDelaySlot = 1;
    526   string BaseOpcode = instr_asm;
    527 }
    528 
    529 class INSV_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
    530                      InstrItinClass itin> {
    531   dag OutOperandList = (outs GPR32Opnd:$rt);
    532   dag InOperandList = (ins GPR32Opnd:$src, GPR32Opnd:$rs);
    533   string AsmString = !strconcat(instr_asm, "\t$rt, $rs");
    534   list<dag> Pattern = [(set GPR32Opnd:$rt, (OpNode GPR32Opnd:$src, GPR32Opnd:$rs))];
    535   InstrItinClass Itinerary = itin;
    536   string Constraints = "$src = $rt";
    537   string BaseOpcode = instr_asm;
    538 }
    539 
    540 //===----------------------------------------------------------------------===//
    541 // MIPS DSP Rev 1
    542 //===----------------------------------------------------------------------===//
    543 
    544 // Addition/subtraction
    545 class ADDU_QB_DESC : ADDU_QB_DESC_BASE<"addu.qb", null_frag, NoItinerary,
    546                                        DSPROpnd, DSPROpnd>, IsCommutable,
    547                      Defs<[DSPOutFlag20]>;
    548 
    549 class ADDU_S_QB_DESC : ADDU_QB_DESC_BASE<"addu_s.qb", int_mips_addu_s_qb,
    550                                          NoItinerary, DSPROpnd, DSPROpnd>,
    551                        IsCommutable, Defs<[DSPOutFlag20]>;
    552 
    553 class SUBU_QB_DESC : ADDU_QB_DESC_BASE<"subu.qb", null_frag, NoItinerary,
    554                                        DSPROpnd, DSPROpnd>,
    555                      Defs<[DSPOutFlag20]>;
    556 
    557 class SUBU_S_QB_DESC : ADDU_QB_DESC_BASE<"subu_s.qb", int_mips_subu_s_qb,
    558                                          NoItinerary, DSPROpnd, DSPROpnd>,
    559                        Defs<[DSPOutFlag20]>;
    560 
    561 class ADDQ_PH_DESC : ADDU_QB_DESC_BASE<"addq.ph", null_frag, NoItinerary,
    562                                        DSPROpnd, DSPROpnd>, IsCommutable,
    563                      Defs<[DSPOutFlag20]>;
    564 
    565 class ADDQ_S_PH_DESC : ADDU_QB_DESC_BASE<"addq_s.ph", int_mips_addq_s_ph,
    566                                          NoItinerary, DSPROpnd, DSPROpnd>,
    567                        IsCommutable, Defs<[DSPOutFlag20]>;
    568 
    569 class SUBQ_PH_DESC : ADDU_QB_DESC_BASE<"subq.ph", null_frag, NoItinerary,
    570                                        DSPROpnd, DSPROpnd>,
    571                      Defs<[DSPOutFlag20]>;
    572 
    573 class SUBQ_S_PH_DESC : ADDU_QB_DESC_BASE<"subq_s.ph", int_mips_subq_s_ph,
    574                                          NoItinerary, DSPROpnd, DSPROpnd>,
    575                        Defs<[DSPOutFlag20]>;
    576 
    577 class ADDQ_S_W_DESC : ADDU_QB_DESC_BASE<"addq_s.w", int_mips_addq_s_w,
    578                                         NoItinerary, GPR32Opnd, GPR32Opnd>,
    579                       IsCommutable, Defs<[DSPOutFlag20]>;
    580 
    581 class SUBQ_S_W_DESC : ADDU_QB_DESC_BASE<"subq_s.w", int_mips_subq_s_w,
    582                                         NoItinerary, GPR32Opnd, GPR32Opnd>,
    583                       Defs<[DSPOutFlag20]>;
    584 
    585 class ADDSC_DESC : ADDU_QB_DESC_BASE<"addsc", null_frag, NoItinerary,
    586                                      GPR32Opnd, GPR32Opnd>, IsCommutable,
    587                    Defs<[DSPCarry]>;
    588 
    589 class ADDWC_DESC : ADDU_QB_DESC_BASE<"addwc", null_frag, NoItinerary,
    590                                      GPR32Opnd, GPR32Opnd>,
    591                    IsCommutable, Uses<[DSPCarry]>, Defs<[DSPOutFlag20]>;
    592 
    593 class MODSUB_DESC : ADDU_QB_DESC_BASE<"modsub", int_mips_modsub, NoItinerary,
    594                                       GPR32Opnd, GPR32Opnd>;
    595 
    596 class RADDU_W_QB_DESC : RADDU_W_QB_DESC_BASE<"raddu.w.qb", int_mips_raddu_w_qb,
    597                                              NoItinerary, GPR32Opnd, DSPROpnd>;
    598 
    599 // Absolute value
    600 class ABSQ_S_PH_DESC : ABSQ_S_PH_R2_DESC_BASE<"absq_s.ph", int_mips_absq_s_ph,
    601                                               NoItinerary, DSPROpnd>,
    602                        Defs<[DSPOutFlag20]>;
    603 
    604 class ABSQ_S_W_DESC : ABSQ_S_PH_R2_DESC_BASE<"absq_s.w", int_mips_absq_s_w,
    605                                              NoItinerary, GPR32Opnd>,
    606                       Defs<[DSPOutFlag20]>;
    607 
    608 // Precision reduce/expand
    609 class PRECRQ_QB_PH_DESC : CMP_EQ_QB_R3_DESC_BASE<"precrq.qb.ph",
    610                                                  int_mips_precrq_qb_ph,
    611                                                  NoItinerary, DSPROpnd, DSPROpnd>;
    612 
    613 class PRECRQ_PH_W_DESC : CMP_EQ_QB_R3_DESC_BASE<"precrq.ph.w",
    614                                                 int_mips_precrq_ph_w,
    615                                                 NoItinerary, DSPROpnd, GPR32Opnd>;
    616 
    617 class PRECRQ_RS_PH_W_DESC : CMP_EQ_QB_R3_DESC_BASE<"precrq_rs.ph.w",
    618                                                    int_mips_precrq_rs_ph_w,
    619                                                    NoItinerary, DSPROpnd,
    620                                                    GPR32Opnd>,
    621                             Defs<[DSPOutFlag22]>;
    622 
    623 class PRECRQU_S_QB_PH_DESC : CMP_EQ_QB_R3_DESC_BASE<"precrqu_s.qb.ph",
    624                                                     int_mips_precrqu_s_qb_ph,
    625                                                     NoItinerary, DSPROpnd,
    626                                                     DSPROpnd>,
    627                              Defs<[DSPOutFlag22]>;
    628 
    629 class PRECEQ_W_PHL_DESC : ABSQ_S_PH_R2_DESC_BASE<"preceq.w.phl",
    630                                                  int_mips_preceq_w_phl,
    631                                                  NoItinerary, GPR32Opnd, DSPROpnd>;
    632 
    633 class PRECEQ_W_PHR_DESC : ABSQ_S_PH_R2_DESC_BASE<"preceq.w.phr",
    634                                                  int_mips_preceq_w_phr,
    635                                                  NoItinerary, GPR32Opnd, DSPROpnd>;
    636 
    637 class PRECEQU_PH_QBL_DESC : ABSQ_S_PH_R2_DESC_BASE<"precequ.ph.qbl",
    638                                                    int_mips_precequ_ph_qbl,
    639                                                    NoItinerary, DSPROpnd>;
    640 
    641 class PRECEQU_PH_QBR_DESC : ABSQ_S_PH_R2_DESC_BASE<"precequ.ph.qbr",
    642                                                    int_mips_precequ_ph_qbr,
    643                                                    NoItinerary, DSPROpnd>;
    644 
    645 class PRECEQU_PH_QBLA_DESC : ABSQ_S_PH_R2_DESC_BASE<"precequ.ph.qbla",
    646                                                     int_mips_precequ_ph_qbla,
    647                                                     NoItinerary, DSPROpnd>;
    648 
    649 class PRECEQU_PH_QBRA_DESC : ABSQ_S_PH_R2_DESC_BASE<"precequ.ph.qbra",
    650                                                     int_mips_precequ_ph_qbra,
    651                                                     NoItinerary, DSPROpnd>;
    652 
    653 class PRECEU_PH_QBL_DESC : ABSQ_S_PH_R2_DESC_BASE<"preceu.ph.qbl",
    654                                                   int_mips_preceu_ph_qbl,
    655                                                   NoItinerary, DSPROpnd>;
    656 
    657 class PRECEU_PH_QBR_DESC : ABSQ_S_PH_R2_DESC_BASE<"preceu.ph.qbr",
    658                                                   int_mips_preceu_ph_qbr,
    659                                                   NoItinerary, DSPROpnd>;
    660 
    661 class PRECEU_PH_QBLA_DESC : ABSQ_S_PH_R2_DESC_BASE<"preceu.ph.qbla",
    662                                                    int_mips_preceu_ph_qbla,
    663                                                    NoItinerary, DSPROpnd>;
    664 
    665 class PRECEU_PH_QBRA_DESC : ABSQ_S_PH_R2_DESC_BASE<"preceu.ph.qbra",
    666                                                    int_mips_preceu_ph_qbra,
    667                                                    NoItinerary, DSPROpnd>;
    668 
    669 // Shift
    670 class SHLL_QB_DESC : SHLL_QB_R2_DESC_BASE<"shll.qb", null_frag, immZExt3,
    671                                           NoItinerary, DSPROpnd, uimm3>,
    672                      Defs<[DSPOutFlag22]>;
    673 
    674 class SHLLV_QB_DESC : SHLL_QB_R3_DESC_BASE<"shllv.qb", int_mips_shll_qb,
    675                                            NoItinerary, DSPROpnd>,
    676                       Defs<[DSPOutFlag22]>;
    677 
    678 class SHRL_QB_DESC : SHLL_QB_R2_DESC_BASE<"shrl.qb", null_frag, immZExt3,
    679                                           NoItinerary, DSPROpnd, uimm3>;
    680 
    681 class SHRLV_QB_DESC : SHLL_QB_R3_DESC_BASE<"shrlv.qb", int_mips_shrl_qb,
    682                                            NoItinerary, DSPROpnd>;
    683 
    684 class SHLL_PH_DESC : SHLL_QB_R2_DESC_BASE<"shll.ph", null_frag, immZExt4,
    685                                           NoItinerary, DSPROpnd, uimm4>,
    686                      Defs<[DSPOutFlag22]>;
    687 
    688 class SHLLV_PH_DESC : SHLL_QB_R3_DESC_BASE<"shllv.ph", int_mips_shll_ph,
    689                                            NoItinerary, DSPROpnd>,
    690                       Defs<[DSPOutFlag22]>;
    691 
    692 class SHLL_S_PH_DESC : SHLL_QB_R2_DESC_BASE<"shll_s.ph", int_mips_shll_s_ph,
    693                                             immZExt4, NoItinerary, DSPROpnd,
    694                                             uimm4>,
    695                        Defs<[DSPOutFlag22]>;
    696 
    697 class SHLLV_S_PH_DESC : SHLL_QB_R3_DESC_BASE<"shllv_s.ph", int_mips_shll_s_ph,
    698                                              NoItinerary, DSPROpnd>,
    699                         Defs<[DSPOutFlag22]>;
    700 
    701 class SHRA_PH_DESC : SHLL_QB_R2_DESC_BASE<"shra.ph", null_frag, immZExt4,
    702                                           NoItinerary, DSPROpnd, uimm4>;
    703 
    704 class SHRAV_PH_DESC : SHLL_QB_R3_DESC_BASE<"shrav.ph", int_mips_shra_ph,
    705                                            NoItinerary, DSPROpnd>;
    706 
    707 class SHRA_R_PH_DESC : SHLL_QB_R2_DESC_BASE<"shra_r.ph", int_mips_shra_r_ph,
    708                                             immZExt4, NoItinerary, DSPROpnd,
    709                                             uimm4>;
    710 
    711 class SHRAV_R_PH_DESC : SHLL_QB_R3_DESC_BASE<"shrav_r.ph", int_mips_shra_r_ph,
    712                                              NoItinerary, DSPROpnd>;
    713 
    714 class SHLL_S_W_DESC : SHLL_QB_R2_DESC_BASE<"shll_s.w", int_mips_shll_s_w,
    715                                            immZExt5, NoItinerary, GPR32Opnd,
    716                                            uimm5>,
    717                       Defs<[DSPOutFlag22]>;
    718 
    719 class SHLLV_S_W_DESC : SHLL_QB_R3_DESC_BASE<"shllv_s.w", int_mips_shll_s_w,
    720                                             NoItinerary, GPR32Opnd>,
    721                        Defs<[DSPOutFlag22]>;
    722 
    723 class SHRA_R_W_DESC : SHLL_QB_R2_DESC_BASE<"shra_r.w", int_mips_shra_r_w,
    724                                            immZExt5, NoItinerary, GPR32Opnd,
    725                                            uimm5>;
    726 
    727 class SHRAV_R_W_DESC : SHLL_QB_R3_DESC_BASE<"shrav_r.w", int_mips_shra_r_w,
    728                                             NoItinerary, GPR32Opnd>;
    729 
    730 // Multiplication
    731 class MULEU_S_PH_QBL_DESC : ADDU_QB_DESC_BASE<"muleu_s.ph.qbl",
    732                                               int_mips_muleu_s_ph_qbl,
    733                                               NoItinerary, DSPROpnd, DSPROpnd>,
    734                             Defs<[DSPOutFlag21]>;
    735 
    736 class MULEU_S_PH_QBR_DESC : ADDU_QB_DESC_BASE<"muleu_s.ph.qbr",
    737                                               int_mips_muleu_s_ph_qbr,
    738                                               NoItinerary, DSPROpnd, DSPROpnd>,
    739                             Defs<[DSPOutFlag21]>;
    740 
    741 class MULEQ_S_W_PHL_DESC : ADDU_QB_DESC_BASE<"muleq_s.w.phl",
    742                                              int_mips_muleq_s_w_phl,
    743                                              NoItinerary, GPR32Opnd, DSPROpnd>,
    744                            IsCommutable, Defs<[DSPOutFlag21]>;
    745 
    746 class MULEQ_S_W_PHR_DESC : ADDU_QB_DESC_BASE<"muleq_s.w.phr",
    747                                              int_mips_muleq_s_w_phr,
    748                                              NoItinerary, GPR32Opnd, DSPROpnd>,
    749                            IsCommutable, Defs<[DSPOutFlag21]>;
    750 
    751 class MULQ_RS_PH_DESC : ADDU_QB_DESC_BASE<"mulq_rs.ph", int_mips_mulq_rs_ph,
    752                                           NoItinerary, DSPROpnd, DSPROpnd>,
    753                         IsCommutable, Defs<[DSPOutFlag21]>;
    754 
    755 class MULSAQ_S_W_PH_DESC : DPA_W_PH_DESC_BASE<"mulsaq_s.w.ph",
    756                                               MipsMULSAQ_S_W_PH>,
    757                            Defs<[DSPOutFlag16_19]>;
    758 
    759 class MAQ_S_W_PHL_DESC : DPA_W_PH_DESC_BASE<"maq_s.w.phl", MipsMAQ_S_W_PHL>,
    760                          Defs<[DSPOutFlag16_19]>;
    761 
    762 class MAQ_S_W_PHR_DESC : DPA_W_PH_DESC_BASE<"maq_s.w.phr", MipsMAQ_S_W_PHR>,
    763                          Defs<[DSPOutFlag16_19]>;
    764 
    765 class MAQ_SA_W_PHL_DESC : DPA_W_PH_DESC_BASE<"maq_sa.w.phl", MipsMAQ_SA_W_PHL>,
    766                           Defs<[DSPOutFlag16_19]>;
    767 
    768 class MAQ_SA_W_PHR_DESC : DPA_W_PH_DESC_BASE<"maq_sa.w.phr", MipsMAQ_SA_W_PHR>,
    769                           Defs<[DSPOutFlag16_19]>;
    770 
    771 // Move from/to hi/lo.
    772 class MFHI_DESC : MFHI_DESC_BASE<"mfhi", ACC64DSPOpnd, MipsMFHI, NoItinerary>;
    773 class MFLO_DESC : MFHI_DESC_BASE<"mflo", ACC64DSPOpnd, MipsMFLO, NoItinerary>;
    774 class MTHI_DESC : MTHI_DESC_BASE<"mthi", HI32DSPOpnd, NoItinerary>;
    775 class MTLO_DESC : MTHI_DESC_BASE<"mtlo", LO32DSPOpnd, NoItinerary>;
    776 
    777 // Dot product with accumulate/subtract
    778 class DPAU_H_QBL_DESC : DPA_W_PH_DESC_BASE<"dpau.h.qbl", MipsDPAU_H_QBL>;
    779 
    780 class DPAU_H_QBR_DESC : DPA_W_PH_DESC_BASE<"dpau.h.qbr", MipsDPAU_H_QBR>;
    781 
    782 class DPSU_H_QBL_DESC : DPA_W_PH_DESC_BASE<"dpsu.h.qbl", MipsDPSU_H_QBL>;
    783 
    784 class DPSU_H_QBR_DESC : DPA_W_PH_DESC_BASE<"dpsu.h.qbr", MipsDPSU_H_QBR>;
    785 
    786 class DPAQ_S_W_PH_DESC : DPA_W_PH_DESC_BASE<"dpaq_s.w.ph", MipsDPAQ_S_W_PH>,
    787                          Defs<[DSPOutFlag16_19]>;
    788 
    789 class DPSQ_S_W_PH_DESC : DPA_W_PH_DESC_BASE<"dpsq_s.w.ph", MipsDPSQ_S_W_PH>,
    790                          Defs<[DSPOutFlag16_19]>;
    791 
    792 class DPAQ_SA_L_W_DESC : DPA_W_PH_DESC_BASE<"dpaq_sa.l.w", MipsDPAQ_SA_L_W>,
    793                          Defs<[DSPOutFlag16_19]>;
    794 
    795 class DPSQ_SA_L_W_DESC : DPA_W_PH_DESC_BASE<"dpsq_sa.l.w", MipsDPSQ_SA_L_W>,
    796                          Defs<[DSPOutFlag16_19]>;
    797 
    798 class MULT_DSP_DESC  : MULT_DESC_BASE<"mult", MipsMult, NoItinerary>;
    799 class MULTU_DSP_DESC : MULT_DESC_BASE<"multu", MipsMultu, NoItinerary>;
    800 class MADD_DSP_DESC  : MADD_DESC_BASE<"madd", MipsMAdd, NoItinerary>;
    801 class MADDU_DSP_DESC : MADD_DESC_BASE<"maddu", MipsMAddu, NoItinerary>;
    802 class MSUB_DSP_DESC  : MADD_DESC_BASE<"msub", MipsMSub, NoItinerary>;
    803 class MSUBU_DSP_DESC : MADD_DESC_BASE<"msubu", MipsMSubu, NoItinerary>;
    804 
    805 // Comparison
    806 class CMPU_EQ_QB_DESC : CMP_EQ_QB_R2_DESC_BASE<"cmpu.eq.qb",
    807                                                int_mips_cmpu_eq_qb, NoItinerary,
    808                                                DSPROpnd>,
    809                         IsCommutable, Defs<[DSPCCond]>;
    810 
    811 class CMPU_LT_QB_DESC : CMP_EQ_QB_R2_DESC_BASE<"cmpu.lt.qb",
    812                                                int_mips_cmpu_lt_qb, NoItinerary,
    813                                                DSPROpnd>, Defs<[DSPCCond]>;
    814 
    815 class CMPU_LE_QB_DESC : CMP_EQ_QB_R2_DESC_BASE<"cmpu.le.qb",
    816                                                int_mips_cmpu_le_qb, NoItinerary,
    817                                                DSPROpnd>, Defs<[DSPCCond]>;
    818 
    819 class CMPGU_EQ_QB_DESC : CMP_EQ_QB_R3_DESC_BASE<"cmpgu.eq.qb",
    820                                                 int_mips_cmpgu_eq_qb,
    821                                                 NoItinerary, GPR32Opnd, DSPROpnd>,
    822                          IsCommutable;
    823 
    824 class CMPGU_LT_QB_DESC : CMP_EQ_QB_R3_DESC_BASE<"cmpgu.lt.qb",
    825                                                 int_mips_cmpgu_lt_qb,
    826                                                 NoItinerary, GPR32Opnd, DSPROpnd>;
    827 
    828 class CMPGU_LE_QB_DESC : CMP_EQ_QB_R3_DESC_BASE<"cmpgu.le.qb",
    829                                                 int_mips_cmpgu_le_qb,
    830                                                 NoItinerary, GPR32Opnd, DSPROpnd>;
    831 
    832 class CMP_EQ_PH_DESC : CMP_EQ_QB_R2_DESC_BASE<"cmp.eq.ph", int_mips_cmp_eq_ph,
    833                                               NoItinerary, DSPROpnd>,
    834                        IsCommutable, Defs<[DSPCCond]>;
    835 
    836 class CMP_LT_PH_DESC : CMP_EQ_QB_R2_DESC_BASE<"cmp.lt.ph", int_mips_cmp_lt_ph,
    837                                               NoItinerary, DSPROpnd>,
    838                        Defs<[DSPCCond]>;
    839 
    840 class CMP_LE_PH_DESC : CMP_EQ_QB_R2_DESC_BASE<"cmp.le.ph", int_mips_cmp_le_ph,
    841                                               NoItinerary, DSPROpnd>,
    842                        Defs<[DSPCCond]>;
    843 
    844 // Misc
    845 class BITREV_DESC : ABSQ_S_PH_R2_DESC_BASE<"bitrev", int_mips_bitrev,
    846                                            NoItinerary, GPR32Opnd>;
    847 
    848 class PACKRL_PH_DESC : CMP_EQ_QB_R3_DESC_BASE<"packrl.ph", int_mips_packrl_ph,
    849                                               NoItinerary, DSPROpnd, DSPROpnd>;
    850 
    851 class REPL_QB_DESC : REPL_DESC_BASE<"repl.qb", int_mips_repl_qb, uimm8,
    852                                     immZExt8, NoItinerary, DSPROpnd>;
    853 
    854 class REPL_PH_DESC : REPL_DESC_BASE<"repl.ph", int_mips_repl_ph, uimm10,
    855                                     immZExt10, NoItinerary, DSPROpnd>;
    856 
    857 class REPLV_QB_DESC : ABSQ_S_PH_R2_DESC_BASE<"replv.qb", int_mips_repl_qb,
    858                                              NoItinerary, DSPROpnd, GPR32Opnd>;
    859 
    860 class REPLV_PH_DESC : ABSQ_S_PH_R2_DESC_BASE<"replv.ph", int_mips_repl_ph,
    861                                              NoItinerary, DSPROpnd, GPR32Opnd>;
    862 
    863 class PICK_QB_DESC : CMP_EQ_QB_R3_DESC_BASE<"pick.qb", int_mips_pick_qb,
    864                                             NoItinerary, DSPROpnd, DSPROpnd>,
    865                      Uses<[DSPCCond]>;
    866 
    867 class PICK_PH_DESC : CMP_EQ_QB_R3_DESC_BASE<"pick.ph", int_mips_pick_ph,
    868                                             NoItinerary, DSPROpnd, DSPROpnd>,
    869                      Uses<[DSPCCond]>;
    870 
    871 class LWX_DESC : LX_DESC_BASE<"lwx", int_mips_lwx, NoItinerary>;
    872 
    873 class LHX_DESC : LX_DESC_BASE<"lhx", int_mips_lhx, NoItinerary>;
    874 
    875 class LBUX_DESC : LX_DESC_BASE<"lbux", int_mips_lbux, NoItinerary>;
    876 
    877 class BPOSGE32_DESC : BPOSGE32_DESC_BASE<"bposge32", brtarget, NoItinerary>;
    878 
    879 // Extr
    880 class EXTP_DESC : EXTR_W_TY1_R1_DESC_BASE<"extp", MipsEXTP, NoItinerary>,
    881                   Uses<[DSPPos]>, Defs<[DSPEFI]>;
    882 
    883 class EXTPV_DESC : EXTR_W_TY1_R2_DESC_BASE<"extpv", MipsEXTP, NoItinerary>,
    884                    Uses<[DSPPos]>, Defs<[DSPEFI]>;
    885 
    886 class EXTPDP_DESC : EXTR_W_TY1_R1_DESC_BASE<"extpdp", MipsEXTPDP, NoItinerary>,
    887                     Uses<[DSPPos]>, Defs<[DSPPos, DSPEFI]>;
    888 
    889 class EXTPDPV_DESC : EXTR_W_TY1_R2_DESC_BASE<"extpdpv", MipsEXTPDP,
    890                                              NoItinerary>,
    891                      Uses<[DSPPos]>, Defs<[DSPPos, DSPEFI]>;
    892 
    893 class EXTR_W_DESC : EXTR_W_TY1_R1_DESC_BASE<"extr.w", MipsEXTR_W, NoItinerary>,
    894                     Defs<[DSPOutFlag23]>;
    895 
    896 class EXTRV_W_DESC : EXTR_W_TY1_R2_DESC_BASE<"extrv.w", MipsEXTR_W,
    897                                              NoItinerary>, Defs<[DSPOutFlag23]>;
    898 
    899 class EXTR_R_W_DESC : EXTR_W_TY1_R1_DESC_BASE<"extr_r.w", MipsEXTR_R_W,
    900                                               NoItinerary>,
    901                       Defs<[DSPOutFlag23]>;
    902 
    903 class EXTRV_R_W_DESC : EXTR_W_TY1_R2_DESC_BASE<"extrv_r.w", MipsEXTR_R_W,
    904                                                NoItinerary>,
    905                        Defs<[DSPOutFlag23]>;
    906 
    907 class EXTR_RS_W_DESC : EXTR_W_TY1_R1_DESC_BASE<"extr_rs.w", MipsEXTR_RS_W,
    908                                                NoItinerary>,
    909                        Defs<[DSPOutFlag23]>;
    910 
    911 class EXTRV_RS_W_DESC : EXTR_W_TY1_R2_DESC_BASE<"extrv_rs.w", MipsEXTR_RS_W,
    912                                                 NoItinerary>,
    913                         Defs<[DSPOutFlag23]>;
    914 
    915 class EXTR_S_H_DESC : EXTR_W_TY1_R1_DESC_BASE<"extr_s.h", MipsEXTR_S_H,
    916                                               NoItinerary>,
    917                       Defs<[DSPOutFlag23]>;
    918 
    919 class EXTRV_S_H_DESC : EXTR_W_TY1_R2_DESC_BASE<"extrv_s.h", MipsEXTR_S_H,
    920                                                NoItinerary>,
    921                        Defs<[DSPOutFlag23]>;
    922 
    923 class SHILO_DESC : SHILO_R1_DESC_BASE<"shilo", MipsSHILO>;
    924 
    925 class SHILOV_DESC : SHILO_R2_DESC_BASE<"shilov", MipsSHILO>;
    926 
    927 class MTHLIP_DESC : MTHLIP_DESC_BASE<"mthlip", MipsMTHLIP>, Defs<[DSPPos]>;
    928 
    929 class RDDSP_DESC : RDDSP_DESC_BASE<"rddsp", int_mips_rddsp, NoItinerary>;
    930 
    931 class WRDSP_DESC : WRDSP_DESC_BASE<"wrdsp", int_mips_wrdsp, NoItinerary>;
    932 
    933 class INSV_DESC : INSV_DESC_BASE<"insv", int_mips_insv, NoItinerary>,
    934                   Uses<[DSPPos, DSPSCount]>;
    935 
    936 //===----------------------------------------------------------------------===//
    937 // MIPS DSP Rev 2
    938 // Addition/subtraction
    939 class ADDU_PH_DESC : ADDU_QB_DESC_BASE<"addu.ph", int_mips_addu_ph, NoItinerary,
    940                                        DSPROpnd, DSPROpnd>, IsCommutable,
    941                      Defs<[DSPOutFlag20]>;
    942 
    943 class ADDU_S_PH_DESC : ADDU_QB_DESC_BASE<"addu_s.ph", int_mips_addu_s_ph,
    944                                          NoItinerary, DSPROpnd, DSPROpnd>,
    945                        IsCommutable, Defs<[DSPOutFlag20]>;
    946 
    947 class SUBU_PH_DESC : ADDU_QB_DESC_BASE<"subu.ph", int_mips_subu_ph, NoItinerary,
    948                                        DSPROpnd, DSPROpnd>,
    949                      Defs<[DSPOutFlag20]>;
    950 
    951 class SUBU_S_PH_DESC : ADDU_QB_DESC_BASE<"subu_s.ph", int_mips_subu_s_ph,
    952                                          NoItinerary, DSPROpnd, DSPROpnd>,
    953                        Defs<[DSPOutFlag20]>;
    954 
    955 class ADDUH_QB_DESC : ADDUH_QB_DESC_BASE<"adduh.qb", int_mips_adduh_qb,
    956                                          NoItinerary, DSPROpnd>, IsCommutable;
    957 
    958 class ADDUH_R_QB_DESC : ADDUH_QB_DESC_BASE<"adduh_r.qb", int_mips_adduh_r_qb,
    959                                            NoItinerary, DSPROpnd>, IsCommutable;
    960 
    961 class SUBUH_QB_DESC : ADDUH_QB_DESC_BASE<"subuh.qb", int_mips_subuh_qb,
    962                                          NoItinerary, DSPROpnd>;
    963 
    964 class SUBUH_R_QB_DESC : ADDUH_QB_DESC_BASE<"subuh_r.qb", int_mips_subuh_r_qb,
    965                                            NoItinerary, DSPROpnd>;
    966 
    967 class ADDQH_PH_DESC : ADDUH_QB_DESC_BASE<"addqh.ph", int_mips_addqh_ph,
    968                                          NoItinerary, DSPROpnd>, IsCommutable;
    969 
    970 class ADDQH_R_PH_DESC : ADDUH_QB_DESC_BASE<"addqh_r.ph", int_mips_addqh_r_ph,
    971                                            NoItinerary, DSPROpnd>, IsCommutable;
    972 
    973 class SUBQH_PH_DESC : ADDUH_QB_DESC_BASE<"subqh.ph", int_mips_subqh_ph,
    974                                          NoItinerary, DSPROpnd>;
    975 
    976 class SUBQH_R_PH_DESC : ADDUH_QB_DESC_BASE<"subqh_r.ph", int_mips_subqh_r_ph,
    977                                            NoItinerary, DSPROpnd>;
    978 
    979 class ADDQH_W_DESC : ADDUH_QB_DESC_BASE<"addqh.w", int_mips_addqh_w,
    980                                         NoItinerary, GPR32Opnd>, IsCommutable;
    981 
    982 class ADDQH_R_W_DESC : ADDUH_QB_DESC_BASE<"addqh_r.w", int_mips_addqh_r_w,
    983                                           NoItinerary, GPR32Opnd>, IsCommutable;
    984 
    985 class SUBQH_W_DESC : ADDUH_QB_DESC_BASE<"subqh.w", int_mips_subqh_w,
    986                                         NoItinerary, GPR32Opnd>;
    987 
    988 class SUBQH_R_W_DESC : ADDUH_QB_DESC_BASE<"subqh_r.w", int_mips_subqh_r_w,
    989                                           NoItinerary, GPR32Opnd>;
    990 
    991 // Comparison
    992 class CMPGDU_EQ_QB_DESC : CMP_EQ_QB_R3_DESC_BASE<"cmpgdu.eq.qb",
    993                                                  int_mips_cmpgdu_eq_qb,
    994                                                  NoItinerary, GPR32Opnd, DSPROpnd>,
    995                           IsCommutable, Defs<[DSPCCond]>;
    996 
    997 class CMPGDU_LT_QB_DESC : CMP_EQ_QB_R3_DESC_BASE<"cmpgdu.lt.qb",
    998                                                  int_mips_cmpgdu_lt_qb,
    999                                                  NoItinerary, GPR32Opnd, DSPROpnd>,
   1000                           Defs<[DSPCCond]>;
   1001 
   1002 class CMPGDU_LE_QB_DESC : CMP_EQ_QB_R3_DESC_BASE<"cmpgdu.le.qb",
   1003                                                  int_mips_cmpgdu_le_qb,
   1004                                                  NoItinerary, GPR32Opnd, DSPROpnd>,
   1005                           Defs<[DSPCCond]>;
   1006 
   1007 // Absolute
   1008 class ABSQ_S_QB_DESC : ABSQ_S_PH_R2_DESC_BASE<"absq_s.qb", int_mips_absq_s_qb,
   1009                                               NoItinerary, DSPROpnd>,
   1010                        Defs<[DSPOutFlag20]>;
   1011 
   1012 // Multiplication
   1013 class MUL_PH_DESC : ADDUH_QB_DESC_BASE<"mul.ph", null_frag, NoItinerary,
   1014                                        DSPROpnd>, IsCommutable,
   1015                     Defs<[DSPOutFlag21]>;
   1016 
   1017 class MUL_S_PH_DESC : ADDUH_QB_DESC_BASE<"mul_s.ph", int_mips_mul_s_ph,
   1018                                          NoItinerary, DSPROpnd>, IsCommutable,
   1019                       Defs<[DSPOutFlag21]>;
   1020 
   1021 class MULQ_S_W_DESC : ADDUH_QB_DESC_BASE<"mulq_s.w", int_mips_mulq_s_w,
   1022                                          NoItinerary, GPR32Opnd>, IsCommutable,
   1023                       Defs<[DSPOutFlag21]>;
   1024 
   1025 class MULQ_RS_W_DESC : ADDUH_QB_DESC_BASE<"mulq_rs.w", int_mips_mulq_rs_w,
   1026                                           NoItinerary, GPR32Opnd>, IsCommutable,
   1027                        Defs<[DSPOutFlag21]>;
   1028 
   1029 class MULQ_S_PH_DESC : ADDU_QB_DESC_BASE<"mulq_s.ph", int_mips_mulq_s_ph,
   1030                                          NoItinerary, DSPROpnd, DSPROpnd>,
   1031                        IsCommutable, Defs<[DSPOutFlag21]>;
   1032 
   1033 // Dot product with accumulate/subtract
   1034 class DPA_W_PH_DESC : DPA_W_PH_DESC_BASE<"dpa.w.ph", MipsDPA_W_PH>;
   1035 
   1036 class DPS_W_PH_DESC : DPA_W_PH_DESC_BASE<"dps.w.ph", MipsDPS_W_PH>;
   1037 
   1038 class DPAQX_S_W_PH_DESC : DPA_W_PH_DESC_BASE<"dpaqx_s.w.ph", MipsDPAQX_S_W_PH>,
   1039                           Defs<[DSPOutFlag16_19]>;
   1040 
   1041 class DPAQX_SA_W_PH_DESC : DPA_W_PH_DESC_BASE<"dpaqx_sa.w.ph",
   1042                                               MipsDPAQX_SA_W_PH>,
   1043                            Defs<[DSPOutFlag16_19]>;
   1044 
   1045 class DPAX_W_PH_DESC : DPA_W_PH_DESC_BASE<"dpax.w.ph", MipsDPAX_W_PH>;
   1046 
   1047 class DPSX_W_PH_DESC : DPA_W_PH_DESC_BASE<"dpsx.w.ph", MipsDPSX_W_PH>;
   1048 
   1049 class DPSQX_S_W_PH_DESC : DPA_W_PH_DESC_BASE<"dpsqx_s.w.ph", MipsDPSQX_S_W_PH>,
   1050                           Defs<[DSPOutFlag16_19]>;
   1051 
   1052 class DPSQX_SA_W_PH_DESC : DPA_W_PH_DESC_BASE<"dpsqx_sa.w.ph",
   1053                                               MipsDPSQX_SA_W_PH>,
   1054                            Defs<[DSPOutFlag16_19]>;
   1055 
   1056 class MULSA_W_PH_DESC : DPA_W_PH_DESC_BASE<"mulsa.w.ph", MipsMULSA_W_PH>;
   1057 
   1058 // Precision reduce/expand
   1059 class PRECR_QB_PH_DESC : CMP_EQ_QB_R3_DESC_BASE<"precr.qb.ph",
   1060                                                 int_mips_precr_qb_ph,
   1061                                                 NoItinerary, DSPROpnd, DSPROpnd>;
   1062 
   1063 class PRECR_SRA_PH_W_DESC : PRECR_SRA_PH_W_DESC_BASE<"precr_sra.ph.w",
   1064                                                      int_mips_precr_sra_ph_w,
   1065                                                      NoItinerary, DSPROpnd,
   1066                                                      GPR32Opnd>;
   1067 
   1068 class PRECR_SRA_R_PH_W_DESC : PRECR_SRA_PH_W_DESC_BASE<"precr_sra_r.ph.w",
   1069                                                       int_mips_precr_sra_r_ph_w,
   1070                                                        NoItinerary, DSPROpnd,
   1071                                                        GPR32Opnd>;
   1072 
   1073 // Shift
   1074 class SHRA_QB_DESC : SHLL_QB_R2_DESC_BASE<"shra.qb", null_frag, immZExt3,
   1075                                           NoItinerary, DSPROpnd, uimm3>;
   1076 
   1077 class SHRAV_QB_DESC : SHLL_QB_R3_DESC_BASE<"shrav.qb", int_mips_shra_qb,
   1078                                            NoItinerary, DSPROpnd>;
   1079 
   1080 class SHRA_R_QB_DESC : SHLL_QB_R2_DESC_BASE<"shra_r.qb", int_mips_shra_r_qb,
   1081                                             immZExt3, NoItinerary, DSPROpnd,
   1082                                             uimm3>;
   1083 
   1084 class SHRAV_R_QB_DESC : SHLL_QB_R3_DESC_BASE<"shrav_r.qb", int_mips_shra_r_qb,
   1085                                              NoItinerary, DSPROpnd>;
   1086 
   1087 class SHRL_PH_DESC : SHLL_QB_R2_DESC_BASE<"shrl.ph", null_frag, immZExt4,
   1088                                           NoItinerary, DSPROpnd, uimm4>;
   1089 
   1090 class SHRLV_PH_DESC : SHLL_QB_R3_DESC_BASE<"shrlv.ph", int_mips_shrl_ph,
   1091                                            NoItinerary, DSPROpnd>;
   1092 
   1093 // Misc
   1094 class APPEND_DESC : APPEND_DESC_BASE<"append", int_mips_append, uimm5, immZExt5,
   1095                                      NoItinerary>;
   1096 
   1097 class BALIGN_DESC : APPEND_DESC_BASE<"balign", int_mips_balign, uimm2, immZExt2,
   1098                                      NoItinerary>;
   1099 
   1100 class PREPEND_DESC : APPEND_DESC_BASE<"prepend", int_mips_prepend, uimm5,
   1101                                       immZExt5, NoItinerary>;
   1102 
   1103 // Pseudos.
   1104 def BPOSGE32_PSEUDO : BPOSGE32_PSEUDO_DESC_BASE<int_mips_bposge32,
   1105                                                 NoItinerary>, Uses<[DSPPos]>;
   1106 
   1107 // Instruction defs.
   1108 // MIPS DSP Rev 1
   1109 def ADDU_QB : DspMMRel, ADDU_QB_ENC, ADDU_QB_DESC;
   1110 def ADDU_S_QB : DspMMRel, ADDU_S_QB_ENC, ADDU_S_QB_DESC;
   1111 def SUBU_QB : DspMMRel, SUBU_QB_ENC, SUBU_QB_DESC;
   1112 def SUBU_S_QB : DspMMRel, SUBU_S_QB_ENC, SUBU_S_QB_DESC;
   1113 def ADDQ_PH : DspMMRel, ADDQ_PH_ENC, ADDQ_PH_DESC;
   1114 def ADDQ_S_PH : DspMMRel, ADDQ_S_PH_ENC, ADDQ_S_PH_DESC;
   1115 def SUBQ_PH : DspMMRel, SUBQ_PH_ENC, SUBQ_PH_DESC;
   1116 def SUBQ_S_PH : DspMMRel, SUBQ_S_PH_ENC, SUBQ_S_PH_DESC;
   1117 def ADDQ_S_W : DspMMRel, ADDQ_S_W_ENC, ADDQ_S_W_DESC;
   1118 def SUBQ_S_W : DspMMRel, SUBQ_S_W_ENC, SUBQ_S_W_DESC;
   1119 def ADDSC : DspMMRel, ADDSC_ENC, ADDSC_DESC;
   1120 def ADDWC : DspMMRel, ADDWC_ENC, ADDWC_DESC;
   1121 def MODSUB : DspMMRel, MODSUB_ENC, MODSUB_DESC;
   1122 def RADDU_W_QB : DspMMRel, RADDU_W_QB_ENC, RADDU_W_QB_DESC;
   1123 def ABSQ_S_PH : DspMMRel, ABSQ_S_PH_ENC, ABSQ_S_PH_DESC;
   1124 def ABSQ_S_W : DspMMRel, ABSQ_S_W_ENC, ABSQ_S_W_DESC;
   1125 def PRECRQ_QB_PH : DspMMRel, PRECRQ_QB_PH_ENC, PRECRQ_QB_PH_DESC;
   1126 def PRECRQ_PH_W : DspMMRel, PRECRQ_PH_W_ENC, PRECRQ_PH_W_DESC;
   1127 def PRECRQ_RS_PH_W : DspMMRel, PRECRQ_RS_PH_W_ENC, PRECRQ_RS_PH_W_DESC;
   1128 def PRECRQU_S_QB_PH : DspMMRel, PRECRQU_S_QB_PH_ENC, PRECRQU_S_QB_PH_DESC;
   1129 def PRECEQ_W_PHL : DspMMRel, PRECEQ_W_PHL_ENC, PRECEQ_W_PHL_DESC;
   1130 def PRECEQ_W_PHR : DspMMRel, PRECEQ_W_PHR_ENC, PRECEQ_W_PHR_DESC;
   1131 def PRECEQU_PH_QBL : DspMMRel, PRECEQU_PH_QBL_ENC, PRECEQU_PH_QBL_DESC;
   1132 def PRECEQU_PH_QBR : DspMMRel, PRECEQU_PH_QBR_ENC, PRECEQU_PH_QBR_DESC;
   1133 def PRECEQU_PH_QBLA : DspMMRel, PRECEQU_PH_QBLA_ENC, PRECEQU_PH_QBLA_DESC;
   1134 def PRECEQU_PH_QBRA : DspMMRel, PRECEQU_PH_QBRA_ENC, PRECEQU_PH_QBRA_DESC;
   1135 def PRECEU_PH_QBL : DspMMRel, PRECEU_PH_QBL_ENC, PRECEU_PH_QBL_DESC;
   1136 def PRECEU_PH_QBR : DspMMRel, PRECEU_PH_QBR_ENC, PRECEU_PH_QBR_DESC;
   1137 def PRECEU_PH_QBLA : DspMMRel, PRECEU_PH_QBLA_ENC, PRECEU_PH_QBLA_DESC;
   1138 def PRECEU_PH_QBRA : DspMMRel, PRECEU_PH_QBRA_ENC, PRECEU_PH_QBRA_DESC;
   1139 def SHLL_QB : DspMMRel, SHLL_QB_ENC, SHLL_QB_DESC;
   1140 def SHLLV_QB : DspMMRel, SHLLV_QB_ENC, SHLLV_QB_DESC;
   1141 def SHRL_QB : DspMMRel, SHRL_QB_ENC, SHRL_QB_DESC;
   1142 def SHRLV_QB : DspMMRel, SHRLV_QB_ENC, SHRLV_QB_DESC;
   1143 def SHLL_PH : DspMMRel, SHLL_PH_ENC, SHLL_PH_DESC;
   1144 def SHLLV_PH : DspMMRel, SHLLV_PH_ENC, SHLLV_PH_DESC;
   1145 def SHLL_S_PH : DspMMRel, SHLL_S_PH_ENC, SHLL_S_PH_DESC;
   1146 def SHLLV_S_PH : DspMMRel, SHLLV_S_PH_ENC, SHLLV_S_PH_DESC;
   1147 def SHRA_PH : DspMMRel, SHRA_PH_ENC, SHRA_PH_DESC;
   1148 def SHRAV_PH : DspMMRel, SHRAV_PH_ENC, SHRAV_PH_DESC;
   1149 def SHRA_R_PH : DspMMRel, SHRA_R_PH_ENC, SHRA_R_PH_DESC;
   1150 def SHRAV_R_PH : DspMMRel, SHRAV_R_PH_ENC, SHRAV_R_PH_DESC;
   1151 def SHLL_S_W : DspMMRel, SHLL_S_W_ENC, SHLL_S_W_DESC;
   1152 def SHLLV_S_W : DspMMRel, SHLLV_S_W_ENC, SHLLV_S_W_DESC;
   1153 def SHRA_R_W : DspMMRel, SHRA_R_W_ENC, SHRA_R_W_DESC;
   1154 def SHRAV_R_W : DspMMRel, SHRAV_R_W_ENC, SHRAV_R_W_DESC;
   1155 def MULEU_S_PH_QBL : DspMMRel, MULEU_S_PH_QBL_ENC, MULEU_S_PH_QBL_DESC;
   1156 def MULEU_S_PH_QBR : DspMMRel, MULEU_S_PH_QBR_ENC, MULEU_S_PH_QBR_DESC;
   1157 def MULEQ_S_W_PHL : DspMMRel, MULEQ_S_W_PHL_ENC, MULEQ_S_W_PHL_DESC;
   1158 def MULEQ_S_W_PHR : DspMMRel, MULEQ_S_W_PHR_ENC, MULEQ_S_W_PHR_DESC;
   1159 def MULQ_RS_PH : DspMMRel, MULQ_RS_PH_ENC, MULQ_RS_PH_DESC;
   1160 def MULSAQ_S_W_PH : DspMMRel, MULSAQ_S_W_PH_ENC, MULSAQ_S_W_PH_DESC;
   1161 def MAQ_S_W_PHL : DspMMRel, MAQ_S_W_PHL_ENC, MAQ_S_W_PHL_DESC;
   1162 def MAQ_S_W_PHR : DspMMRel, MAQ_S_W_PHR_ENC, MAQ_S_W_PHR_DESC;
   1163 def MAQ_SA_W_PHL : DspMMRel, MAQ_SA_W_PHL_ENC, MAQ_SA_W_PHL_DESC;
   1164 def MAQ_SA_W_PHR : DspMMRel, MAQ_SA_W_PHR_ENC, MAQ_SA_W_PHR_DESC;
   1165 def MFHI_DSP : DspMMRel, MFHI_ENC, MFHI_DESC;
   1166 def MFLO_DSP : DspMMRel, MFLO_ENC, MFLO_DESC;
   1167 def MTHI_DSP : DspMMRel, MTHI_ENC, MTHI_DESC;
   1168 def MTLO_DSP : DspMMRel, MTLO_ENC, MTLO_DESC;
   1169 def DPAU_H_QBL : DspMMRel, DPAU_H_QBL_ENC, DPAU_H_QBL_DESC;
   1170 def DPAU_H_QBR : DspMMRel, DPAU_H_QBR_ENC, DPAU_H_QBR_DESC;
   1171 def DPSU_H_QBL : DspMMRel, DPSU_H_QBL_ENC, DPSU_H_QBL_DESC;
   1172 def DPSU_H_QBR : DspMMRel, DPSU_H_QBR_ENC, DPSU_H_QBR_DESC;
   1173 def DPAQ_S_W_PH : DspMMRel, DPAQ_S_W_PH_ENC, DPAQ_S_W_PH_DESC;
   1174 def DPSQ_S_W_PH : DspMMRel, DPSQ_S_W_PH_ENC, DPSQ_S_W_PH_DESC;
   1175 def DPAQ_SA_L_W : DspMMRel, DPAQ_SA_L_W_ENC, DPAQ_SA_L_W_DESC;
   1176 def DPSQ_SA_L_W : DspMMRel, DPSQ_SA_L_W_ENC, DPSQ_SA_L_W_DESC;
   1177 def MULT_DSP : DspMMRel, MULT_DSP_ENC, MULT_DSP_DESC;
   1178 def MULTU_DSP : DspMMRel, MULTU_DSP_ENC, MULTU_DSP_DESC;
   1179 def MADD_DSP : DspMMRel, MADD_DSP_ENC, MADD_DSP_DESC;
   1180 def MADDU_DSP : DspMMRel, MADDU_DSP_ENC, MADDU_DSP_DESC;
   1181 def MSUB_DSP : DspMMRel, MSUB_DSP_ENC, MSUB_DSP_DESC;
   1182 def MSUBU_DSP : DspMMRel, MSUBU_DSP_ENC, MSUBU_DSP_DESC;
   1183 def CMPU_EQ_QB : DspMMRel, CMPU_EQ_QB_ENC, CMPU_EQ_QB_DESC;
   1184 def CMPU_LT_QB : DspMMRel, CMPU_LT_QB_ENC, CMPU_LT_QB_DESC;
   1185 def CMPU_LE_QB : DspMMRel, CMPU_LE_QB_ENC, CMPU_LE_QB_DESC;
   1186 def CMPGU_EQ_QB : DspMMRel, CMPGU_EQ_QB_ENC, CMPGU_EQ_QB_DESC;
   1187 def CMPGU_LT_QB : DspMMRel, CMPGU_LT_QB_ENC, CMPGU_LT_QB_DESC;
   1188 def CMPGU_LE_QB : DspMMRel, CMPGU_LE_QB_ENC, CMPGU_LE_QB_DESC;
   1189 def CMP_EQ_PH : DspMMRel, CMP_EQ_PH_ENC, CMP_EQ_PH_DESC;
   1190 def CMP_LT_PH : DspMMRel, CMP_LT_PH_ENC, CMP_LT_PH_DESC;
   1191 def CMP_LE_PH : DspMMRel, CMP_LE_PH_ENC, CMP_LE_PH_DESC;
   1192 def BITREV : DspMMRel, BITREV_ENC, BITREV_DESC;
   1193 def PACKRL_PH : DspMMRel, PACKRL_PH_ENC, PACKRL_PH_DESC;
   1194 def REPL_QB : DspMMRel, REPL_QB_ENC, REPL_QB_DESC;
   1195 def REPL_PH : DspMMRel, REPL_PH_ENC, REPL_PH_DESC;
   1196 def REPLV_QB : DspMMRel, REPLV_QB_ENC, REPLV_QB_DESC;
   1197 def REPLV_PH : DspMMRel, REPLV_PH_ENC, REPLV_PH_DESC;
   1198 def PICK_QB : DspMMRel, PICK_QB_ENC, PICK_QB_DESC;
   1199 def PICK_PH : DspMMRel, PICK_PH_ENC, PICK_PH_DESC;
   1200 def LWX : DspMMRel, LWX_ENC, LWX_DESC;
   1201 def LHX : DspMMRel, LHX_ENC, LHX_DESC;
   1202 def LBUX : DspMMRel, LBUX_ENC, LBUX_DESC;
   1203 let AdditionalPredicates = [NotInMicroMips] in {
   1204   def BPOSGE32 : DspMMRel, BPOSGE32_ENC, BPOSGE32_DESC;
   1205 }
   1206 def INSV : DspMMRel, INSV_ENC, INSV_DESC;
   1207 def EXTP : DspMMRel, EXTP_ENC, EXTP_DESC;
   1208 def EXTPV : DspMMRel, EXTPV_ENC, EXTPV_DESC;
   1209 def EXTPDP : DspMMRel, EXTPDP_ENC, EXTPDP_DESC;
   1210 def EXTPDPV : DspMMRel, EXTPDPV_ENC, EXTPDPV_DESC;
   1211 def EXTR_W : DspMMRel, EXTR_W_ENC, EXTR_W_DESC;
   1212 def EXTRV_W : DspMMRel, EXTRV_W_ENC, EXTRV_W_DESC;
   1213 def EXTR_R_W : DspMMRel, EXTR_R_W_ENC, EXTR_R_W_DESC;
   1214 def EXTRV_R_W : DspMMRel, EXTRV_R_W_ENC, EXTRV_R_W_DESC;
   1215 def EXTR_RS_W : DspMMRel, EXTR_RS_W_ENC, EXTR_RS_W_DESC;
   1216 def EXTRV_RS_W : DspMMRel, EXTRV_RS_W_ENC, EXTRV_RS_W_DESC;
   1217 def EXTR_S_H : DspMMRel, EXTR_S_H_ENC, EXTR_S_H_DESC;
   1218 def EXTRV_S_H : DspMMRel, EXTRV_S_H_ENC, EXTRV_S_H_DESC;
   1219 def SHILO : DspMMRel, SHILO_ENC, SHILO_DESC;
   1220 def SHILOV : DspMMRel, SHILOV_ENC, SHILOV_DESC;
   1221 def MTHLIP : DspMMRel, MTHLIP_ENC, MTHLIP_DESC;
   1222 def RDDSP : DspMMRel, RDDSP_ENC, RDDSP_DESC;
   1223 let AdditionalPredicates = [NotInMicroMips] in {
   1224   def WRDSP : WRDSP_ENC, WRDSP_DESC;
   1225 }
   1226 
   1227 // MIPS DSP Rev 2
   1228 def ADDU_PH : DspMMRel, ADDU_PH_ENC, ADDU_PH_DESC, ISA_DSPR2;
   1229 def ADDU_S_PH : DspMMRel, ADDU_S_PH_ENC, ADDU_S_PH_DESC, ISA_DSPR2;
   1230 def SUBU_PH : DspMMRel, SUBU_PH_ENC, SUBU_PH_DESC, ISA_DSPR2;
   1231 def SUBU_S_PH : DspMMRel, SUBU_S_PH_ENC, SUBU_S_PH_DESC, ISA_DSPR2;
   1232 def CMPGDU_EQ_QB : DspMMRel, CMPGDU_EQ_QB_ENC, CMPGDU_EQ_QB_DESC, ISA_DSPR2;
   1233 def CMPGDU_LT_QB : DspMMRel, CMPGDU_LT_QB_ENC, CMPGDU_LT_QB_DESC, ISA_DSPR2;
   1234 def CMPGDU_LE_QB : DspMMRel, CMPGDU_LE_QB_ENC, CMPGDU_LE_QB_DESC, ISA_DSPR2;
   1235 def ABSQ_S_QB : DspMMRel, ABSQ_S_QB_ENC, ABSQ_S_QB_DESC, ISA_DSPR2;
   1236 def ADDUH_QB : DspMMRel, ADDUH_QB_ENC, ADDUH_QB_DESC, ISA_DSPR2;
   1237 def ADDUH_R_QB : DspMMRel, ADDUH_R_QB_ENC, ADDUH_R_QB_DESC, ISA_DSPR2;
   1238 def SUBUH_QB : DspMMRel, SUBUH_QB_ENC, SUBUH_QB_DESC, ISA_DSPR2;
   1239 def SUBUH_R_QB : DspMMRel, SUBUH_R_QB_ENC, SUBUH_R_QB_DESC, ISA_DSPR2;
   1240 def ADDQH_PH : DspMMRel, ADDQH_PH_ENC, ADDQH_PH_DESC, ISA_DSPR2;
   1241 def ADDQH_R_PH : DspMMRel, ADDQH_R_PH_ENC, ADDQH_R_PH_DESC, ISA_DSPR2;
   1242 def SUBQH_PH : DspMMRel, SUBQH_PH_ENC, SUBQH_PH_DESC, ISA_DSPR2;
   1243 def SUBQH_R_PH : DspMMRel, SUBQH_R_PH_ENC, SUBQH_R_PH_DESC, ISA_DSPR2;
   1244 def ADDQH_W : DspMMRel, ADDQH_W_ENC, ADDQH_W_DESC, ISA_DSPR2;
   1245 def ADDQH_R_W : DspMMRel, ADDQH_R_W_ENC, ADDQH_R_W_DESC, ISA_DSPR2;
   1246 def SUBQH_W : DspMMRel, SUBQH_W_ENC, SUBQH_W_DESC, ISA_DSPR2;
   1247 def SUBQH_R_W : DspMMRel, SUBQH_R_W_ENC, SUBQH_R_W_DESC, ISA_DSPR2;
   1248 def MUL_PH : DspMMRel, MUL_PH_ENC, MUL_PH_DESC, ISA_DSPR2;
   1249 def MUL_S_PH : DspMMRel, MUL_S_PH_ENC, MUL_S_PH_DESC, ISA_DSPR2;
   1250 def MULQ_S_W : DspMMRel, MULQ_S_W_ENC, MULQ_S_W_DESC, ISA_DSPR2;
   1251 def MULQ_RS_W : DspMMRel, MULQ_RS_W_ENC, MULQ_RS_W_DESC, ISA_DSPR2;
   1252 def MULQ_S_PH : DspMMRel, MULQ_S_PH_ENC, MULQ_S_PH_DESC, ISA_DSPR2;
   1253 def DPA_W_PH : DspMMRel, DPA_W_PH_ENC, DPA_W_PH_DESC, ISA_DSPR2;
   1254 def DPS_W_PH : DspMMRel, DPS_W_PH_ENC, DPS_W_PH_DESC, ISA_DSPR2;
   1255 def DPAQX_S_W_PH : DspMMRel, DPAQX_S_W_PH_ENC, DPAQX_S_W_PH_DESC, ISA_DSPR2;
   1256 def DPAQX_SA_W_PH : DspMMRel, DPAQX_SA_W_PH_ENC, DPAQX_SA_W_PH_DESC, ISA_DSPR2;
   1257 def DPAX_W_PH : DspMMRel, DPAX_W_PH_ENC, DPAX_W_PH_DESC, ISA_DSPR2;
   1258 def DPSX_W_PH : DspMMRel, DPSX_W_PH_ENC, DPSX_W_PH_DESC, ISA_DSPR2;
   1259 def DPSQX_S_W_PH : DspMMRel, DPSQX_S_W_PH_ENC, DPSQX_S_W_PH_DESC, ISA_DSPR2;
   1260 def DPSQX_SA_W_PH : DspMMRel, DPSQX_SA_W_PH_ENC, DPSQX_SA_W_PH_DESC, ISA_DSPR2;
   1261 def MULSA_W_PH : DspMMRel, MULSA_W_PH_ENC, MULSA_W_PH_DESC, ISA_DSPR2;
   1262 def PRECR_QB_PH : DspMMRel, PRECR_QB_PH_ENC, PRECR_QB_PH_DESC, ISA_DSPR2;
   1263 def PRECR_SRA_PH_W : DspMMRel, PRECR_SRA_PH_W_ENC, PRECR_SRA_PH_W_DESC, ISA_DSPR2;
   1264 def PRECR_SRA_R_PH_W : DspMMRel, PRECR_SRA_R_PH_W_ENC, PRECR_SRA_R_PH_W_DESC, ISA_DSPR2;
   1265 def SHRA_QB : DspMMRel, SHRA_QB_ENC, SHRA_QB_DESC, ISA_DSPR2;
   1266 def SHRAV_QB : DspMMRel, SHRAV_QB_ENC, SHRAV_QB_DESC, ISA_DSPR2;
   1267 def SHRA_R_QB : DspMMRel, SHRA_R_QB_ENC, SHRA_R_QB_DESC, ISA_DSPR2;
   1268 def SHRAV_R_QB : DspMMRel, SHRAV_R_QB_ENC, SHRAV_R_QB_DESC, ISA_DSPR2;
   1269 def SHRL_PH : DspMMRel, SHRL_PH_ENC, SHRL_PH_DESC, ISA_DSPR2;
   1270 def SHRLV_PH : DspMMRel, SHRLV_PH_ENC, SHRLV_PH_DESC, ISA_DSPR2;
   1271 def APPEND : DspMMRel, APPEND_ENC, APPEND_DESC, ISA_DSPR2;
   1272 def BALIGN : DspMMRel, BALIGN_ENC, BALIGN_DESC, ISA_DSPR2;
   1273 def PREPEND : DspMMRel, PREPEND_ENC, PREPEND_DESC, ISA_DSPR2;
   1274 
   1275 // Pseudos.
   1276 let isPseudo = 1, isCodeGenOnly = 1, hasNoSchedulingInfo = 1 in {
   1277   // Pseudo instructions for loading and storing accumulator registers.
   1278   def LOAD_ACC64DSP  : Load<"", ACC64DSPOpnd>;
   1279   def STORE_ACC64DSP : Store<"", ACC64DSPOpnd>;
   1280 
   1281   // Pseudos for loading and storing ccond field of DSP control register.
   1282   def LOAD_CCOND_DSP  : Load<"load_ccond_dsp", DSPCC>;
   1283   def STORE_CCOND_DSP : Store<"store_ccond_dsp", DSPCC>;
   1284 }
   1285 
   1286 // Pseudo CMP and PICK instructions.
   1287 class PseudoCMP<Instruction RealInst> :
   1288   PseudoDSP<(outs DSPCC:$cmp), (ins DSPROpnd:$rs, DSPROpnd:$rt), []>,
   1289   PseudoInstExpansion<(RealInst DSPROpnd:$rs, DSPROpnd:$rt)>, NeverHasSideEffects;
   1290 
   1291 class PseudoPICK<Instruction RealInst> :
   1292   PseudoDSP<(outs DSPROpnd:$rd), (ins DSPCC:$cmp, DSPROpnd:$rs, DSPROpnd:$rt), []>,
   1293   PseudoInstExpansion<(RealInst DSPROpnd:$rd, DSPROpnd:$rs, DSPROpnd:$rt)>,
   1294   NeverHasSideEffects;
   1295 
   1296 def PseudoCMP_EQ_PH : PseudoCMP<CMP_EQ_PH>;
   1297 def PseudoCMP_LT_PH : PseudoCMP<CMP_LT_PH>;
   1298 def PseudoCMP_LE_PH : PseudoCMP<CMP_LE_PH>;
   1299 def PseudoCMPU_EQ_QB : PseudoCMP<CMPU_EQ_QB>;
   1300 def PseudoCMPU_LT_QB : PseudoCMP<CMPU_LT_QB>;
   1301 def PseudoCMPU_LE_QB : PseudoCMP<CMPU_LE_QB>;
   1302 
   1303 def PseudoPICK_PH : PseudoPICK<PICK_PH>;
   1304 def PseudoPICK_QB : PseudoPICK<PICK_QB>;
   1305 
   1306 def PseudoMTLOHI_DSP : PseudoMTLOHI<ACC64DSP, GPR32>;
   1307 
   1308 // Patterns.
   1309 class DSPPat<dag pattern, dag result, Predicate pred = HasDSP> :
   1310   Pat<pattern, result>, Requires<[pred]>;
   1311 
   1312 class BitconvertPat<ValueType DstVT, ValueType SrcVT, RegisterClass DstRC,
   1313                     RegisterClass SrcRC> :
   1314    DSPPat<(DstVT (bitconvert (SrcVT SrcRC:$src))),
   1315           (COPY_TO_REGCLASS SrcRC:$src, DstRC)>;
   1316 
   1317 def : BitconvertPat<i32, v2i16, GPR32, DSPR>;
   1318 def : BitconvertPat<i32, v4i8, GPR32, DSPR>;
   1319 def : BitconvertPat<v2i16, i32, DSPR, GPR32>;
   1320 def : BitconvertPat<v4i8, i32, DSPR, GPR32>;
   1321 
   1322 def : DSPPat<(v2i16 (load addr:$a)),
   1323              (v2i16 (COPY_TO_REGCLASS (LW addr:$a), DSPR))>;
   1324 def : DSPPat<(v4i8 (load addr:$a)),
   1325              (v4i8 (COPY_TO_REGCLASS (LW addr:$a), DSPR))>;
   1326 def : DSPPat<(store (v2i16 DSPR:$val), addr:$a),
   1327              (SW (COPY_TO_REGCLASS DSPR:$val, GPR32), addr:$a)>;
   1328 def : DSPPat<(store (v4i8 DSPR:$val), addr:$a),
   1329              (SW (COPY_TO_REGCLASS DSPR:$val, GPR32), addr:$a)>;
   1330 
   1331 // Binary operations.
   1332 class DSPBinPat<Instruction Inst, ValueType ValTy, SDPatternOperator Node,
   1333                 Predicate Pred = HasDSP> :
   1334   DSPPat<(Node ValTy:$a, ValTy:$b), (Inst ValTy:$a, ValTy:$b), Pred>;
   1335 
   1336 def : DSPBinPat<ADDQ_PH, v2i16, int_mips_addq_ph>;
   1337 def : DSPBinPat<ADDQ_PH, v2i16, add>;
   1338 def : DSPBinPat<SUBQ_PH, v2i16, int_mips_subq_ph>;
   1339 def : DSPBinPat<SUBQ_PH, v2i16, sub>;
   1340 def : DSPBinPat<MUL_PH, v2i16, int_mips_mul_ph, HasDSPR2>;
   1341 def : DSPBinPat<MUL_PH, v2i16, mul, HasDSPR2>;
   1342 def : DSPBinPat<ADDU_QB, v4i8, int_mips_addu_qb>;
   1343 def : DSPBinPat<ADDU_QB, v4i8, add>;
   1344 def : DSPBinPat<SUBU_QB, v4i8, int_mips_subu_qb>;
   1345 def : DSPBinPat<SUBU_QB, v4i8, sub>;
   1346 def : DSPBinPat<ADDSC, i32, int_mips_addsc>;
   1347 def : DSPBinPat<ADDSC, i32, addc>;
   1348 def : DSPBinPat<ADDWC, i32, int_mips_addwc>;
   1349 def : DSPBinPat<ADDWC, i32, adde>;
   1350 
   1351 // Shift immediate patterns.
   1352 class DSPShiftPat<Instruction Inst, ValueType ValTy, SDPatternOperator Node,
   1353                   SDPatternOperator Imm, Predicate Pred = HasDSP> :
   1354   DSPPat<(Node ValTy:$a, Imm:$shamt), (Inst ValTy:$a, Imm:$shamt), Pred>;
   1355 
   1356 def : DSPShiftPat<SHLL_PH, v2i16, MipsSHLL_DSP, imm>;
   1357 def : DSPShiftPat<SHRA_PH, v2i16, MipsSHRA_DSP, imm>;
   1358 def : DSPShiftPat<SHRL_PH, v2i16, MipsSHRL_DSP, imm, HasDSPR2>;
   1359 def : DSPShiftPat<SHLL_PH, v2i16, int_mips_shll_ph, immZExt4>;
   1360 def : DSPShiftPat<SHRA_PH, v2i16, int_mips_shra_ph, immZExt4>;
   1361 def : DSPShiftPat<SHRL_PH, v2i16, int_mips_shrl_ph, immZExt4, HasDSPR2>;
   1362 def : DSPShiftPat<SHLL_QB, v4i8, MipsSHLL_DSP, imm>;
   1363 def : DSPShiftPat<SHRA_QB, v4i8, MipsSHRA_DSP, imm, HasDSPR2>;
   1364 def : DSPShiftPat<SHRL_QB, v4i8, MipsSHRL_DSP, imm>;
   1365 def : DSPShiftPat<SHLL_QB, v4i8, int_mips_shll_qb, immZExt3>;
   1366 def : DSPShiftPat<SHRA_QB, v4i8, int_mips_shra_qb, immZExt3, HasDSPR2>;
   1367 def : DSPShiftPat<SHRL_QB, v4i8, int_mips_shrl_qb, immZExt3>;
   1368 
   1369 // SETCC/SELECT_CC patterns.
   1370 class DSPSetCCPat<Instruction Cmp, Instruction Pick, ValueType ValTy,
   1371                   CondCode CC> :
   1372   DSPPat<(ValTy (MipsSETCC_DSP ValTy:$a, ValTy:$b, CC)),
   1373          (ValTy (Pick (ValTy (Cmp ValTy:$a, ValTy:$b)),
   1374                       (ValTy (COPY_TO_REGCLASS (ADDiu ZERO, -1), DSPR)),
   1375                       (ValTy ZERO)))>;
   1376 
   1377 class DSPSetCCPatInv<Instruction Cmp, Instruction Pick, ValueType ValTy,
   1378                      CondCode CC> :
   1379   DSPPat<(ValTy (MipsSETCC_DSP ValTy:$a, ValTy:$b, CC)),
   1380          (ValTy (Pick (ValTy (Cmp ValTy:$a, ValTy:$b)),
   1381                       (ValTy ZERO),
   1382                       (ValTy (COPY_TO_REGCLASS (ADDiu ZERO, -1), DSPR))))>;
   1383 
   1384 class DSPSelectCCPat<Instruction Cmp, Instruction Pick, ValueType ValTy,
   1385                      CondCode CC> :
   1386   DSPPat<(ValTy (MipsSELECT_CC_DSP ValTy:$a, ValTy:$b, ValTy:$c, ValTy:$d, CC)),
   1387          (ValTy (Pick (ValTy (Cmp ValTy:$a, ValTy:$b)), $c, $d))>;
   1388 
   1389 class DSPSelectCCPatInv<Instruction Cmp, Instruction Pick, ValueType ValTy,
   1390                         CondCode CC> :
   1391   DSPPat<(ValTy (MipsSELECT_CC_DSP ValTy:$a, ValTy:$b, ValTy:$c, ValTy:$d, CC)),
   1392          (ValTy (Pick (ValTy (Cmp ValTy:$a, ValTy:$b)), $d, $c))>;
   1393 
   1394 def : DSPSetCCPat<PseudoCMP_EQ_PH, PseudoPICK_PH, v2i16, SETEQ>;
   1395 def : DSPSetCCPat<PseudoCMP_LT_PH, PseudoPICK_PH, v2i16, SETLT>;
   1396 def : DSPSetCCPat<PseudoCMP_LE_PH, PseudoPICK_PH, v2i16, SETLE>;
   1397 def : DSPSetCCPatInv<PseudoCMP_EQ_PH, PseudoPICK_PH, v2i16, SETNE>;
   1398 def : DSPSetCCPatInv<PseudoCMP_LT_PH, PseudoPICK_PH, v2i16, SETGE>;
   1399 def : DSPSetCCPatInv<PseudoCMP_LE_PH, PseudoPICK_PH, v2i16, SETGT>;
   1400 def : DSPSetCCPat<PseudoCMPU_EQ_QB, PseudoPICK_QB, v4i8, SETEQ>;
   1401 def : DSPSetCCPat<PseudoCMPU_LT_QB, PseudoPICK_QB, v4i8, SETULT>;
   1402 def : DSPSetCCPat<PseudoCMPU_LE_QB, PseudoPICK_QB, v4i8, SETULE>;
   1403 def : DSPSetCCPatInv<PseudoCMPU_EQ_QB, PseudoPICK_QB, v4i8, SETNE>;
   1404 def : DSPSetCCPatInv<PseudoCMPU_LT_QB, PseudoPICK_QB, v4i8, SETUGE>;
   1405 def : DSPSetCCPatInv<PseudoCMPU_LE_QB, PseudoPICK_QB, v4i8, SETUGT>;
   1406 
   1407 def : DSPSelectCCPat<PseudoCMP_EQ_PH, PseudoPICK_PH, v2i16, SETEQ>;
   1408 def : DSPSelectCCPat<PseudoCMP_LT_PH, PseudoPICK_PH, v2i16, SETLT>;
   1409 def : DSPSelectCCPat<PseudoCMP_LE_PH, PseudoPICK_PH, v2i16, SETLE>;
   1410 def : DSPSelectCCPatInv<PseudoCMP_EQ_PH, PseudoPICK_PH, v2i16, SETNE>;
   1411 def : DSPSelectCCPatInv<PseudoCMP_LT_PH, PseudoPICK_PH, v2i16, SETGE>;
   1412 def : DSPSelectCCPatInv<PseudoCMP_LE_PH, PseudoPICK_PH, v2i16, SETGT>;
   1413 def : DSPSelectCCPat<PseudoCMPU_EQ_QB, PseudoPICK_QB, v4i8, SETEQ>;
   1414 def : DSPSelectCCPat<PseudoCMPU_LT_QB, PseudoPICK_QB, v4i8, SETULT>;
   1415 def : DSPSelectCCPat<PseudoCMPU_LE_QB, PseudoPICK_QB, v4i8, SETULE>;
   1416 def : DSPSelectCCPatInv<PseudoCMPU_EQ_QB, PseudoPICK_QB, v4i8, SETNE>;
   1417 def : DSPSelectCCPatInv<PseudoCMPU_LT_QB, PseudoPICK_QB, v4i8, SETUGE>;
   1418 def : DSPSelectCCPatInv<PseudoCMPU_LE_QB, PseudoPICK_QB, v4i8, SETUGT>;
   1419 
   1420 // Extr patterns.
   1421 class EXTR_W_TY1_R2_Pat<SDPatternOperator OpNode, Instruction Instr> :
   1422   DSPPat<(i32 (OpNode GPR32:$rs, ACC64DSP:$ac)),
   1423          (Instr ACC64DSP:$ac, GPR32:$rs)>;
   1424 
   1425 class EXTR_W_TY1_R1_Pat<SDPatternOperator OpNode, Instruction Instr> :
   1426   DSPPat<(i32 (OpNode immZExt5:$shift, ACC64DSP:$ac)),
   1427          (Instr ACC64DSP:$ac, immZExt5:$shift)>;
   1428 
   1429 def : EXTR_W_TY1_R1_Pat<MipsEXTP, EXTP>;
   1430 def : EXTR_W_TY1_R2_Pat<MipsEXTP, EXTPV>;
   1431 def : EXTR_W_TY1_R1_Pat<MipsEXTPDP, EXTPDP>;
   1432 def : EXTR_W_TY1_R2_Pat<MipsEXTPDP, EXTPDPV>;
   1433 def : EXTR_W_TY1_R1_Pat<MipsEXTR_W, EXTR_W>;
   1434 def : EXTR_W_TY1_R2_Pat<MipsEXTR_W, EXTRV_W>;
   1435 def : EXTR_W_TY1_R1_Pat<MipsEXTR_R_W, EXTR_R_W>;
   1436 def : EXTR_W_TY1_R2_Pat<MipsEXTR_R_W, EXTRV_R_W>;
   1437 def : EXTR_W_TY1_R1_Pat<MipsEXTR_RS_W, EXTR_RS_W>;
   1438 def : EXTR_W_TY1_R2_Pat<MipsEXTR_RS_W, EXTRV_RS_W>;
   1439 def : EXTR_W_TY1_R1_Pat<MipsEXTR_S_H, EXTR_S_H>;
   1440 def : EXTR_W_TY1_R2_Pat<MipsEXTR_S_H, EXTRV_S_H>;
   1441 
   1442 // Indexed load patterns.
   1443 class IndexedLoadPat<SDPatternOperator LoadNode, Instruction Instr> :
   1444   DSPPat<(i32 (LoadNode (add i32:$base, i32:$index))),
   1445          (Instr i32:$base, i32:$index)>;
   1446 
   1447 let AddedComplexity = 20 in {
   1448   def : IndexedLoadPat<zextloadi8, LBUX>;
   1449   def : IndexedLoadPat<sextloadi16, LHX>;
   1450   def : IndexedLoadPat<load, LWX>;
   1451 }
   1452 
   1453 // Instruction alias.
   1454 let AdditionalPredicates = [NotInMicroMips] in {
   1455   def : DSPInstAlias<"wrdsp $rt", (WRDSP GPR32Opnd:$rt, 0x1F), 1>;
   1456 }
   1457