cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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msa_translate.c (71450B)


      1/*
      2 *  MIPS SIMD Architecture (MSA) translation routines
      3 *
      4 *  Copyright (c) 2004-2005 Jocelyn Mayer
      5 *  Copyright (c) 2006 Marius Groeger (FPU operations)
      6 *  Copyright (c) 2006 Thiemo Seufer (MIPS32R2 support)
      7 *  Copyright (c) 2009 CodeSourcery (MIPS16 and microMIPS support)
      8 *  Copyright (c) 2012 Jia Liu & Dongxue Zhang (MIPS ASE DSP support)
      9 *  Copyright (c) 2020 Philippe Mathieu-Daudé
     10 *
     11 * SPDX-License-Identifier: LGPL-2.1-or-later
     12 */
     13#include "qemu/osdep.h"
     14#include "tcg/tcg-op.h"
     15#include "exec/helper-gen.h"
     16#include "translate.h"
     17#include "fpu_helper.h"
     18#include "internal.h"
     19
     20/* Include the auto-generated decoder.  */
     21#include "decode-msa.c.inc"
     22
     23#define OPC_MSA (0x1E << 26)
     24
     25#define MASK_MSA_MINOR(op)          (MASK_OP_MAJOR(op) | (op & 0x3F))
     26enum {
     27    OPC_MSA_I8_00   = 0x00 | OPC_MSA,
     28    OPC_MSA_I8_01   = 0x01 | OPC_MSA,
     29    OPC_MSA_I8_02   = 0x02 | OPC_MSA,
     30    OPC_MSA_I5_06   = 0x06 | OPC_MSA,
     31    OPC_MSA_I5_07   = 0x07 | OPC_MSA,
     32    OPC_MSA_BIT_09  = 0x09 | OPC_MSA,
     33    OPC_MSA_BIT_0A  = 0x0A | OPC_MSA,
     34    OPC_MSA_3R_0D   = 0x0D | OPC_MSA,
     35    OPC_MSA_3R_0E   = 0x0E | OPC_MSA,
     36    OPC_MSA_3R_0F   = 0x0F | OPC_MSA,
     37    OPC_MSA_3R_10   = 0x10 | OPC_MSA,
     38    OPC_MSA_3R_11   = 0x11 | OPC_MSA,
     39    OPC_MSA_3R_12   = 0x12 | OPC_MSA,
     40    OPC_MSA_3R_13   = 0x13 | OPC_MSA,
     41    OPC_MSA_3R_14   = 0x14 | OPC_MSA,
     42    OPC_MSA_3R_15   = 0x15 | OPC_MSA,
     43    OPC_MSA_ELM     = 0x19 | OPC_MSA,
     44    OPC_MSA_3RF_1A  = 0x1A | OPC_MSA,
     45    OPC_MSA_3RF_1B  = 0x1B | OPC_MSA,
     46    OPC_MSA_3RF_1C  = 0x1C | OPC_MSA,
     47    OPC_MSA_VEC     = 0x1E | OPC_MSA,
     48
     49    /* MI10 instruction */
     50    OPC_LD_B        = (0x20) | OPC_MSA,
     51    OPC_LD_H        = (0x21) | OPC_MSA,
     52    OPC_LD_W        = (0x22) | OPC_MSA,
     53    OPC_LD_D        = (0x23) | OPC_MSA,
     54    OPC_ST_B        = (0x24) | OPC_MSA,
     55    OPC_ST_H        = (0x25) | OPC_MSA,
     56    OPC_ST_W        = (0x26) | OPC_MSA,
     57    OPC_ST_D        = (0x27) | OPC_MSA,
     58};
     59
     60enum {
     61    /* I5 instruction df(bits 22..21) = _b, _h, _w, _d */
     62    OPC_ADDVI_df    = (0x0 << 23) | OPC_MSA_I5_06,
     63    OPC_CEQI_df     = (0x0 << 23) | OPC_MSA_I5_07,
     64    OPC_SUBVI_df    = (0x1 << 23) | OPC_MSA_I5_06,
     65    OPC_MAXI_S_df   = (0x2 << 23) | OPC_MSA_I5_06,
     66    OPC_CLTI_S_df   = (0x2 << 23) | OPC_MSA_I5_07,
     67    OPC_MAXI_U_df   = (0x3 << 23) | OPC_MSA_I5_06,
     68    OPC_CLTI_U_df   = (0x3 << 23) | OPC_MSA_I5_07,
     69    OPC_MINI_S_df   = (0x4 << 23) | OPC_MSA_I5_06,
     70    OPC_CLEI_S_df   = (0x4 << 23) | OPC_MSA_I5_07,
     71    OPC_MINI_U_df   = (0x5 << 23) | OPC_MSA_I5_06,
     72    OPC_CLEI_U_df   = (0x5 << 23) | OPC_MSA_I5_07,
     73    OPC_LDI_df      = (0x6 << 23) | OPC_MSA_I5_07,
     74
     75    /* I8 instruction */
     76    OPC_ANDI_B      = (0x0 << 24) | OPC_MSA_I8_00,
     77    OPC_BMNZI_B     = (0x0 << 24) | OPC_MSA_I8_01,
     78    OPC_SHF_B       = (0x0 << 24) | OPC_MSA_I8_02,
     79    OPC_ORI_B       = (0x1 << 24) | OPC_MSA_I8_00,
     80    OPC_BMZI_B      = (0x1 << 24) | OPC_MSA_I8_01,
     81    OPC_SHF_H       = (0x1 << 24) | OPC_MSA_I8_02,
     82    OPC_NORI_B      = (0x2 << 24) | OPC_MSA_I8_00,
     83    OPC_BSELI_B     = (0x2 << 24) | OPC_MSA_I8_01,
     84    OPC_SHF_W       = (0x2 << 24) | OPC_MSA_I8_02,
     85    OPC_XORI_B      = (0x3 << 24) | OPC_MSA_I8_00,
     86
     87    /* VEC/2R/2RF instruction */
     88    OPC_AND_V       = (0x00 << 21) | OPC_MSA_VEC,
     89    OPC_OR_V        = (0x01 << 21) | OPC_MSA_VEC,
     90    OPC_NOR_V       = (0x02 << 21) | OPC_MSA_VEC,
     91    OPC_XOR_V       = (0x03 << 21) | OPC_MSA_VEC,
     92    OPC_BMNZ_V      = (0x04 << 21) | OPC_MSA_VEC,
     93    OPC_BMZ_V       = (0x05 << 21) | OPC_MSA_VEC,
     94    OPC_BSEL_V      = (0x06 << 21) | OPC_MSA_VEC,
     95
     96    OPC_MSA_2R      = (0x18 << 21) | OPC_MSA_VEC,
     97    OPC_MSA_2RF     = (0x19 << 21) | OPC_MSA_VEC,
     98
     99    /* 2R instruction df(bits 17..16) = _b, _h, _w, _d */
    100    OPC_FILL_df     = (0x00 << 18) | OPC_MSA_2R,
    101    OPC_PCNT_df     = (0x01 << 18) | OPC_MSA_2R,
    102    OPC_NLOC_df     = (0x02 << 18) | OPC_MSA_2R,
    103    OPC_NLZC_df     = (0x03 << 18) | OPC_MSA_2R,
    104
    105    /* 2RF instruction df(bit 16) = _w, _d */
    106    OPC_FCLASS_df   = (0x00 << 17) | OPC_MSA_2RF,
    107    OPC_FTRUNC_S_df = (0x01 << 17) | OPC_MSA_2RF,
    108    OPC_FTRUNC_U_df = (0x02 << 17) | OPC_MSA_2RF,
    109    OPC_FSQRT_df    = (0x03 << 17) | OPC_MSA_2RF,
    110    OPC_FRSQRT_df   = (0x04 << 17) | OPC_MSA_2RF,
    111    OPC_FRCP_df     = (0x05 << 17) | OPC_MSA_2RF,
    112    OPC_FRINT_df    = (0x06 << 17) | OPC_MSA_2RF,
    113    OPC_FLOG2_df    = (0x07 << 17) | OPC_MSA_2RF,
    114    OPC_FEXUPL_df   = (0x08 << 17) | OPC_MSA_2RF,
    115    OPC_FEXUPR_df   = (0x09 << 17) | OPC_MSA_2RF,
    116    OPC_FFQL_df     = (0x0A << 17) | OPC_MSA_2RF,
    117    OPC_FFQR_df     = (0x0B << 17) | OPC_MSA_2RF,
    118    OPC_FTINT_S_df  = (0x0C << 17) | OPC_MSA_2RF,
    119    OPC_FTINT_U_df  = (0x0D << 17) | OPC_MSA_2RF,
    120    OPC_FFINT_S_df  = (0x0E << 17) | OPC_MSA_2RF,
    121    OPC_FFINT_U_df  = (0x0F << 17) | OPC_MSA_2RF,
    122
    123    /* 3R instruction df(bits 22..21) = _b, _h, _w, d */
    124    OPC_SLL_df      = (0x0 << 23) | OPC_MSA_3R_0D,
    125    OPC_ADDV_df     = (0x0 << 23) | OPC_MSA_3R_0E,
    126    OPC_CEQ_df      = (0x0 << 23) | OPC_MSA_3R_0F,
    127    OPC_ADD_A_df    = (0x0 << 23) | OPC_MSA_3R_10,
    128    OPC_SUBS_S_df   = (0x0 << 23) | OPC_MSA_3R_11,
    129    OPC_MULV_df     = (0x0 << 23) | OPC_MSA_3R_12,
    130    OPC_DOTP_S_df   = (0x0 << 23) | OPC_MSA_3R_13,
    131    OPC_SLD_df      = (0x0 << 23) | OPC_MSA_3R_14,
    132    OPC_VSHF_df     = (0x0 << 23) | OPC_MSA_3R_15,
    133    OPC_SRA_df      = (0x1 << 23) | OPC_MSA_3R_0D,
    134    OPC_SUBV_df     = (0x1 << 23) | OPC_MSA_3R_0E,
    135    OPC_ADDS_A_df   = (0x1 << 23) | OPC_MSA_3R_10,
    136    OPC_SUBS_U_df   = (0x1 << 23) | OPC_MSA_3R_11,
    137    OPC_MADDV_df    = (0x1 << 23) | OPC_MSA_3R_12,
    138    OPC_DOTP_U_df   = (0x1 << 23) | OPC_MSA_3R_13,
    139    OPC_SPLAT_df    = (0x1 << 23) | OPC_MSA_3R_14,
    140    OPC_SRAR_df     = (0x1 << 23) | OPC_MSA_3R_15,
    141    OPC_SRL_df      = (0x2 << 23) | OPC_MSA_3R_0D,
    142    OPC_MAX_S_df    = (0x2 << 23) | OPC_MSA_3R_0E,
    143    OPC_CLT_S_df    = (0x2 << 23) | OPC_MSA_3R_0F,
    144    OPC_ADDS_S_df   = (0x2 << 23) | OPC_MSA_3R_10,
    145    OPC_SUBSUS_U_df = (0x2 << 23) | OPC_MSA_3R_11,
    146    OPC_MSUBV_df    = (0x2 << 23) | OPC_MSA_3R_12,
    147    OPC_DPADD_S_df  = (0x2 << 23) | OPC_MSA_3R_13,
    148    OPC_PCKEV_df    = (0x2 << 23) | OPC_MSA_3R_14,
    149    OPC_SRLR_df     = (0x2 << 23) | OPC_MSA_3R_15,
    150    OPC_BCLR_df     = (0x3 << 23) | OPC_MSA_3R_0D,
    151    OPC_MAX_U_df    = (0x3 << 23) | OPC_MSA_3R_0E,
    152    OPC_CLT_U_df    = (0x3 << 23) | OPC_MSA_3R_0F,
    153    OPC_ADDS_U_df   = (0x3 << 23) | OPC_MSA_3R_10,
    154    OPC_SUBSUU_S_df = (0x3 << 23) | OPC_MSA_3R_11,
    155    OPC_DPADD_U_df  = (0x3 << 23) | OPC_MSA_3R_13,
    156    OPC_PCKOD_df    = (0x3 << 23) | OPC_MSA_3R_14,
    157    OPC_BSET_df     = (0x4 << 23) | OPC_MSA_3R_0D,
    158    OPC_MIN_S_df    = (0x4 << 23) | OPC_MSA_3R_0E,
    159    OPC_CLE_S_df    = (0x4 << 23) | OPC_MSA_3R_0F,
    160    OPC_AVE_S_df    = (0x4 << 23) | OPC_MSA_3R_10,
    161    OPC_ASUB_S_df   = (0x4 << 23) | OPC_MSA_3R_11,
    162    OPC_DIV_S_df    = (0x4 << 23) | OPC_MSA_3R_12,
    163    OPC_DPSUB_S_df  = (0x4 << 23) | OPC_MSA_3R_13,
    164    OPC_ILVL_df     = (0x4 << 23) | OPC_MSA_3R_14,
    165    OPC_HADD_S_df   = (0x4 << 23) | OPC_MSA_3R_15,
    166    OPC_BNEG_df     = (0x5 << 23) | OPC_MSA_3R_0D,
    167    OPC_MIN_U_df    = (0x5 << 23) | OPC_MSA_3R_0E,
    168    OPC_CLE_U_df    = (0x5 << 23) | OPC_MSA_3R_0F,
    169    OPC_AVE_U_df    = (0x5 << 23) | OPC_MSA_3R_10,
    170    OPC_ASUB_U_df   = (0x5 << 23) | OPC_MSA_3R_11,
    171    OPC_DIV_U_df    = (0x5 << 23) | OPC_MSA_3R_12,
    172    OPC_DPSUB_U_df  = (0x5 << 23) | OPC_MSA_3R_13,
    173    OPC_ILVR_df     = (0x5 << 23) | OPC_MSA_3R_14,
    174    OPC_HADD_U_df   = (0x5 << 23) | OPC_MSA_3R_15,
    175    OPC_BINSL_df    = (0x6 << 23) | OPC_MSA_3R_0D,
    176    OPC_MAX_A_df    = (0x6 << 23) | OPC_MSA_3R_0E,
    177    OPC_AVER_S_df   = (0x6 << 23) | OPC_MSA_3R_10,
    178    OPC_MOD_S_df    = (0x6 << 23) | OPC_MSA_3R_12,
    179    OPC_ILVEV_df    = (0x6 << 23) | OPC_MSA_3R_14,
    180    OPC_HSUB_S_df   = (0x6 << 23) | OPC_MSA_3R_15,
    181    OPC_BINSR_df    = (0x7 << 23) | OPC_MSA_3R_0D,
    182    OPC_MIN_A_df    = (0x7 << 23) | OPC_MSA_3R_0E,
    183    OPC_AVER_U_df   = (0x7 << 23) | OPC_MSA_3R_10,
    184    OPC_MOD_U_df    = (0x7 << 23) | OPC_MSA_3R_12,
    185    OPC_ILVOD_df    = (0x7 << 23) | OPC_MSA_3R_14,
    186    OPC_HSUB_U_df   = (0x7 << 23) | OPC_MSA_3R_15,
    187
    188    /* ELM instructions df(bits 21..16) = _b, _h, _w, _d */
    189    OPC_SLDI_df     = (0x0 << 22) | (0x00 << 16) | OPC_MSA_ELM,
    190    OPC_CTCMSA      = (0x0 << 22) | (0x3E << 16) | OPC_MSA_ELM,
    191    OPC_SPLATI_df   = (0x1 << 22) | (0x00 << 16) | OPC_MSA_ELM,
    192    OPC_CFCMSA      = (0x1 << 22) | (0x3E << 16) | OPC_MSA_ELM,
    193    OPC_COPY_S_df   = (0x2 << 22) | (0x00 << 16) | OPC_MSA_ELM,
    194    OPC_MOVE_V      = (0x2 << 22) | (0x3E << 16) | OPC_MSA_ELM,
    195    OPC_COPY_U_df   = (0x3 << 22) | (0x00 << 16) | OPC_MSA_ELM,
    196    OPC_INSERT_df   = (0x4 << 22) | (0x00 << 16) | OPC_MSA_ELM,
    197    OPC_INSVE_df    = (0x5 << 22) | (0x00 << 16) | OPC_MSA_ELM,
    198
    199    /* 3RF instruction _df(bit 21) = _w, _d */
    200    OPC_FCAF_df     = (0x0 << 22) | OPC_MSA_3RF_1A,
    201    OPC_FADD_df     = (0x0 << 22) | OPC_MSA_3RF_1B,
    202    OPC_FCUN_df     = (0x1 << 22) | OPC_MSA_3RF_1A,
    203    OPC_FSUB_df     = (0x1 << 22) | OPC_MSA_3RF_1B,
    204    OPC_FCOR_df     = (0x1 << 22) | OPC_MSA_3RF_1C,
    205    OPC_FCEQ_df     = (0x2 << 22) | OPC_MSA_3RF_1A,
    206    OPC_FMUL_df     = (0x2 << 22) | OPC_MSA_3RF_1B,
    207    OPC_FCUNE_df    = (0x2 << 22) | OPC_MSA_3RF_1C,
    208    OPC_FCUEQ_df    = (0x3 << 22) | OPC_MSA_3RF_1A,
    209    OPC_FDIV_df     = (0x3 << 22) | OPC_MSA_3RF_1B,
    210    OPC_FCNE_df     = (0x3 << 22) | OPC_MSA_3RF_1C,
    211    OPC_FCLT_df     = (0x4 << 22) | OPC_MSA_3RF_1A,
    212    OPC_FMADD_df    = (0x4 << 22) | OPC_MSA_3RF_1B,
    213    OPC_MUL_Q_df    = (0x4 << 22) | OPC_MSA_3RF_1C,
    214    OPC_FCULT_df    = (0x5 << 22) | OPC_MSA_3RF_1A,
    215    OPC_FMSUB_df    = (0x5 << 22) | OPC_MSA_3RF_1B,
    216    OPC_MADD_Q_df   = (0x5 << 22) | OPC_MSA_3RF_1C,
    217    OPC_FCLE_df     = (0x6 << 22) | OPC_MSA_3RF_1A,
    218    OPC_MSUB_Q_df   = (0x6 << 22) | OPC_MSA_3RF_1C,
    219    OPC_FCULE_df    = (0x7 << 22) | OPC_MSA_3RF_1A,
    220    OPC_FEXP2_df    = (0x7 << 22) | OPC_MSA_3RF_1B,
    221    OPC_FSAF_df     = (0x8 << 22) | OPC_MSA_3RF_1A,
    222    OPC_FEXDO_df    = (0x8 << 22) | OPC_MSA_3RF_1B,
    223    OPC_FSUN_df     = (0x9 << 22) | OPC_MSA_3RF_1A,
    224    OPC_FSOR_df     = (0x9 << 22) | OPC_MSA_3RF_1C,
    225    OPC_FSEQ_df     = (0xA << 22) | OPC_MSA_3RF_1A,
    226    OPC_FTQ_df      = (0xA << 22) | OPC_MSA_3RF_1B,
    227    OPC_FSUNE_df    = (0xA << 22) | OPC_MSA_3RF_1C,
    228    OPC_FSUEQ_df    = (0xB << 22) | OPC_MSA_3RF_1A,
    229    OPC_FSNE_df     = (0xB << 22) | OPC_MSA_3RF_1C,
    230    OPC_FSLT_df     = (0xC << 22) | OPC_MSA_3RF_1A,
    231    OPC_FMIN_df     = (0xC << 22) | OPC_MSA_3RF_1B,
    232    OPC_MULR_Q_df   = (0xC << 22) | OPC_MSA_3RF_1C,
    233    OPC_FSULT_df    = (0xD << 22) | OPC_MSA_3RF_1A,
    234    OPC_FMIN_A_df   = (0xD << 22) | OPC_MSA_3RF_1B,
    235    OPC_MADDR_Q_df  = (0xD << 22) | OPC_MSA_3RF_1C,
    236    OPC_FSLE_df     = (0xE << 22) | OPC_MSA_3RF_1A,
    237    OPC_FMAX_df     = (0xE << 22) | OPC_MSA_3RF_1B,
    238    OPC_MSUBR_Q_df  = (0xE << 22) | OPC_MSA_3RF_1C,
    239    OPC_FSULE_df    = (0xF << 22) | OPC_MSA_3RF_1A,
    240    OPC_FMAX_A_df   = (0xF << 22) | OPC_MSA_3RF_1B,
    241
    242    /* BIT instruction df(bits 22..16) = _B _H _W _D */
    243    OPC_SLLI_df     = (0x0 << 23) | OPC_MSA_BIT_09,
    244    OPC_SAT_S_df    = (0x0 << 23) | OPC_MSA_BIT_0A,
    245    OPC_SRAI_df     = (0x1 << 23) | OPC_MSA_BIT_09,
    246    OPC_SAT_U_df    = (0x1 << 23) | OPC_MSA_BIT_0A,
    247    OPC_SRLI_df     = (0x2 << 23) | OPC_MSA_BIT_09,
    248    OPC_SRARI_df    = (0x2 << 23) | OPC_MSA_BIT_0A,
    249    OPC_BCLRI_df    = (0x3 << 23) | OPC_MSA_BIT_09,
    250    OPC_SRLRI_df    = (0x3 << 23) | OPC_MSA_BIT_0A,
    251    OPC_BSETI_df    = (0x4 << 23) | OPC_MSA_BIT_09,
    252    OPC_BNEGI_df    = (0x5 << 23) | OPC_MSA_BIT_09,
    253    OPC_BINSLI_df   = (0x6 << 23) | OPC_MSA_BIT_09,
    254    OPC_BINSRI_df   = (0x7 << 23) | OPC_MSA_BIT_09,
    255};
    256
    257static const char msaregnames[][6] = {
    258    "w0.d0",  "w0.d1",  "w1.d0",  "w1.d1",
    259    "w2.d0",  "w2.d1",  "w3.d0",  "w3.d1",
    260    "w4.d0",  "w4.d1",  "w5.d0",  "w5.d1",
    261    "w6.d0",  "w6.d1",  "w7.d0",  "w7.d1",
    262    "w8.d0",  "w8.d1",  "w9.d0",  "w9.d1",
    263    "w10.d0", "w10.d1", "w11.d0", "w11.d1",
    264    "w12.d0", "w12.d1", "w13.d0", "w13.d1",
    265    "w14.d0", "w14.d1", "w15.d0", "w15.d1",
    266    "w16.d0", "w16.d1", "w17.d0", "w17.d1",
    267    "w18.d0", "w18.d1", "w19.d0", "w19.d1",
    268    "w20.d0", "w20.d1", "w21.d0", "w21.d1",
    269    "w22.d0", "w22.d1", "w23.d0", "w23.d1",
    270    "w24.d0", "w24.d1", "w25.d0", "w25.d1",
    271    "w26.d0", "w26.d1", "w27.d0", "w27.d1",
    272    "w28.d0", "w28.d1", "w29.d0", "w29.d1",
    273    "w30.d0", "w30.d1", "w31.d0", "w31.d1",
    274};
    275
    276static TCGv_i64 msa_wr_d[64];
    277
    278void msa_translate_init(void)
    279{
    280    int i;
    281
    282    for (i = 0; i < 32; i++) {
    283        int off = offsetof(CPUMIPSState, active_fpu.fpr[i].wr.d[0]);
    284
    285        /*
    286         * The MSA vector registers are mapped on the
    287         * scalar floating-point unit (FPU) registers.
    288         */
    289        msa_wr_d[i * 2] = fpu_f64[i];
    290        off = offsetof(CPUMIPSState, active_fpu.fpr[i].wr.d[1]);
    291        msa_wr_d[i * 2 + 1] =
    292                tcg_global_mem_new_i64(cpu_env, off, msaregnames[i * 2 + 1]);
    293    }
    294}
    295
    296static inline int check_msa_access(DisasContext *ctx)
    297{
    298    if (unlikely((ctx->hflags & MIPS_HFLAG_FPU) &&
    299                 !(ctx->hflags & MIPS_HFLAG_F64))) {
    300        gen_reserved_instruction(ctx);
    301        return 0;
    302    }
    303
    304    if (unlikely(!(ctx->hflags & MIPS_HFLAG_MSA))) {
    305        generate_exception_end(ctx, EXCP_MSADIS);
    306        return 0;
    307    }
    308    return 1;
    309}
    310
    311static void gen_check_zero_element(TCGv tresult, uint8_t df, uint8_t wt,
    312                                   TCGCond cond)
    313{
    314    /* generates tcg ops to check if any element is 0 */
    315    /* Note this function only works with MSA_WRLEN = 128 */
    316    uint64_t eval_zero_or_big = 0;
    317    uint64_t eval_big = 0;
    318    TCGv_i64 t0 = tcg_temp_new_i64();
    319    TCGv_i64 t1 = tcg_temp_new_i64();
    320    switch (df) {
    321    case DF_BYTE:
    322        eval_zero_or_big = 0x0101010101010101ULL;
    323        eval_big = 0x8080808080808080ULL;
    324        break;
    325    case DF_HALF:
    326        eval_zero_or_big = 0x0001000100010001ULL;
    327        eval_big = 0x8000800080008000ULL;
    328        break;
    329    case DF_WORD:
    330        eval_zero_or_big = 0x0000000100000001ULL;
    331        eval_big = 0x8000000080000000ULL;
    332        break;
    333    case DF_DOUBLE:
    334        eval_zero_or_big = 0x0000000000000001ULL;
    335        eval_big = 0x8000000000000000ULL;
    336        break;
    337    }
    338    tcg_gen_subi_i64(t0, msa_wr_d[wt << 1], eval_zero_or_big);
    339    tcg_gen_andc_i64(t0, t0, msa_wr_d[wt << 1]);
    340    tcg_gen_andi_i64(t0, t0, eval_big);
    341    tcg_gen_subi_i64(t1, msa_wr_d[(wt << 1) + 1], eval_zero_or_big);
    342    tcg_gen_andc_i64(t1, t1, msa_wr_d[(wt << 1) + 1]);
    343    tcg_gen_andi_i64(t1, t1, eval_big);
    344    tcg_gen_or_i64(t0, t0, t1);
    345    /* if all bits are zero then all elements are not zero */
    346    /* if some bit is non-zero then some element is zero */
    347    tcg_gen_setcondi_i64(cond, t0, t0, 0);
    348    tcg_gen_trunc_i64_tl(tresult, t0);
    349    tcg_temp_free_i64(t0);
    350    tcg_temp_free_i64(t1);
    351}
    352
    353static bool gen_msa_BxZ_V(DisasContext *ctx, int wt, int s16, TCGCond cond)
    354{
    355    TCGv_i64 t0;
    356
    357    check_msa_access(ctx);
    358
    359    if (ctx->hflags & MIPS_HFLAG_BMASK) {
    360        gen_reserved_instruction(ctx);
    361        return true;
    362    }
    363    t0 = tcg_temp_new_i64();
    364    tcg_gen_or_i64(t0, msa_wr_d[wt << 1], msa_wr_d[(wt << 1) + 1]);
    365    tcg_gen_setcondi_i64(cond, t0, t0, 0);
    366    tcg_gen_trunc_i64_tl(bcond, t0);
    367    tcg_temp_free_i64(t0);
    368
    369    ctx->btarget = ctx->base.pc_next + (s16 << 2) + 4;
    370
    371    ctx->hflags |= MIPS_HFLAG_BC;
    372    ctx->hflags |= MIPS_HFLAG_BDS32;
    373
    374    return true;
    375}
    376
    377static bool trans_BZ_V(DisasContext *ctx, arg_msa_bz *a)
    378{
    379    return gen_msa_BxZ_V(ctx, a->wt, a->s16, TCG_COND_EQ);
    380}
    381
    382static bool trans_BNZ_V(DisasContext *ctx, arg_msa_bz *a)
    383{
    384    return gen_msa_BxZ_V(ctx, a->wt, a->s16, TCG_COND_NE);
    385}
    386
    387static bool gen_msa_BxZ(DisasContext *ctx, int df, int wt, int s16, bool if_not)
    388{
    389    check_msa_access(ctx);
    390
    391    if (ctx->hflags & MIPS_HFLAG_BMASK) {
    392        gen_reserved_instruction(ctx);
    393        return true;
    394    }
    395
    396    gen_check_zero_element(bcond, df, wt, if_not ? TCG_COND_EQ : TCG_COND_NE);
    397
    398    ctx->btarget = ctx->base.pc_next + (s16 << 2) + 4;
    399    ctx->hflags |= MIPS_HFLAG_BC;
    400    ctx->hflags |= MIPS_HFLAG_BDS32;
    401
    402    return true;
    403}
    404
    405static bool trans_BZ_x(DisasContext *ctx, arg_msa_bz *a)
    406{
    407    return gen_msa_BxZ(ctx, a->df, a->wt, a->s16, false);
    408}
    409
    410static bool trans_BNZ_x(DisasContext *ctx, arg_msa_bz *a)
    411{
    412    return gen_msa_BxZ(ctx, a->df, a->wt, a->s16, true);
    413}
    414
    415static void gen_msa_i8(DisasContext *ctx)
    416{
    417#define MASK_MSA_I8(op)    (MASK_MSA_MINOR(op) | (op & (0x03 << 24)))
    418    uint8_t i8 = (ctx->opcode >> 16) & 0xff;
    419    uint8_t ws = (ctx->opcode >> 11) & 0x1f;
    420    uint8_t wd = (ctx->opcode >> 6) & 0x1f;
    421
    422    TCGv_i32 twd = tcg_const_i32(wd);
    423    TCGv_i32 tws = tcg_const_i32(ws);
    424    TCGv_i32 ti8 = tcg_const_i32(i8);
    425
    426    switch (MASK_MSA_I8(ctx->opcode)) {
    427    case OPC_ANDI_B:
    428        gen_helper_msa_andi_b(cpu_env, twd, tws, ti8);
    429        break;
    430    case OPC_ORI_B:
    431        gen_helper_msa_ori_b(cpu_env, twd, tws, ti8);
    432        break;
    433    case OPC_NORI_B:
    434        gen_helper_msa_nori_b(cpu_env, twd, tws, ti8);
    435        break;
    436    case OPC_XORI_B:
    437        gen_helper_msa_xori_b(cpu_env, twd, tws, ti8);
    438        break;
    439    case OPC_BMNZI_B:
    440        gen_helper_msa_bmnzi_b(cpu_env, twd, tws, ti8);
    441        break;
    442    case OPC_BMZI_B:
    443        gen_helper_msa_bmzi_b(cpu_env, twd, tws, ti8);
    444        break;
    445    case OPC_BSELI_B:
    446        gen_helper_msa_bseli_b(cpu_env, twd, tws, ti8);
    447        break;
    448    case OPC_SHF_B:
    449    case OPC_SHF_H:
    450    case OPC_SHF_W:
    451        {
    452            uint8_t df = (ctx->opcode >> 24) & 0x3;
    453            if (df == DF_DOUBLE) {
    454                gen_reserved_instruction(ctx);
    455            } else {
    456                TCGv_i32 tdf = tcg_const_i32(df);
    457                gen_helper_msa_shf_df(cpu_env, tdf, twd, tws, ti8);
    458                tcg_temp_free_i32(tdf);
    459            }
    460        }
    461        break;
    462    default:
    463        MIPS_INVAL("MSA instruction");
    464        gen_reserved_instruction(ctx);
    465        break;
    466    }
    467
    468    tcg_temp_free_i32(twd);
    469    tcg_temp_free_i32(tws);
    470    tcg_temp_free_i32(ti8);
    471}
    472
    473static void gen_msa_i5(DisasContext *ctx)
    474{
    475#define MASK_MSA_I5(op)    (MASK_MSA_MINOR(op) | (op & (0x7 << 23)))
    476    uint8_t df = (ctx->opcode >> 21) & 0x3;
    477    int8_t s5 = (int8_t) sextract32(ctx->opcode, 16, 5);
    478    uint8_t u5 = (ctx->opcode >> 16) & 0x1f;
    479    uint8_t ws = (ctx->opcode >> 11) & 0x1f;
    480    uint8_t wd = (ctx->opcode >> 6) & 0x1f;
    481
    482    TCGv_i32 tdf = tcg_const_i32(df);
    483    TCGv_i32 twd = tcg_const_i32(wd);
    484    TCGv_i32 tws = tcg_const_i32(ws);
    485    TCGv_i32 timm = tcg_temp_new_i32();
    486    tcg_gen_movi_i32(timm, u5);
    487
    488    switch (MASK_MSA_I5(ctx->opcode)) {
    489    case OPC_ADDVI_df:
    490        gen_helper_msa_addvi_df(cpu_env, tdf, twd, tws, timm);
    491        break;
    492    case OPC_SUBVI_df:
    493        gen_helper_msa_subvi_df(cpu_env, tdf, twd, tws, timm);
    494        break;
    495    case OPC_MAXI_S_df:
    496        tcg_gen_movi_i32(timm, s5);
    497        gen_helper_msa_maxi_s_df(cpu_env, tdf, twd, tws, timm);
    498        break;
    499    case OPC_MAXI_U_df:
    500        gen_helper_msa_maxi_u_df(cpu_env, tdf, twd, tws, timm);
    501        break;
    502    case OPC_MINI_S_df:
    503        tcg_gen_movi_i32(timm, s5);
    504        gen_helper_msa_mini_s_df(cpu_env, tdf, twd, tws, timm);
    505        break;
    506    case OPC_MINI_U_df:
    507        gen_helper_msa_mini_u_df(cpu_env, tdf, twd, tws, timm);
    508        break;
    509    case OPC_CEQI_df:
    510        tcg_gen_movi_i32(timm, s5);
    511        gen_helper_msa_ceqi_df(cpu_env, tdf, twd, tws, timm);
    512        break;
    513    case OPC_CLTI_S_df:
    514        tcg_gen_movi_i32(timm, s5);
    515        gen_helper_msa_clti_s_df(cpu_env, tdf, twd, tws, timm);
    516        break;
    517    case OPC_CLTI_U_df:
    518        gen_helper_msa_clti_u_df(cpu_env, tdf, twd, tws, timm);
    519        break;
    520    case OPC_CLEI_S_df:
    521        tcg_gen_movi_i32(timm, s5);
    522        gen_helper_msa_clei_s_df(cpu_env, tdf, twd, tws, timm);
    523        break;
    524    case OPC_CLEI_U_df:
    525        gen_helper_msa_clei_u_df(cpu_env, tdf, twd, tws, timm);
    526        break;
    527    case OPC_LDI_df:
    528        {
    529            int32_t s10 = sextract32(ctx->opcode, 11, 10);
    530            tcg_gen_movi_i32(timm, s10);
    531            gen_helper_msa_ldi_df(cpu_env, tdf, twd, timm);
    532        }
    533        break;
    534    default:
    535        MIPS_INVAL("MSA instruction");
    536        gen_reserved_instruction(ctx);
    537        break;
    538    }
    539
    540    tcg_temp_free_i32(tdf);
    541    tcg_temp_free_i32(twd);
    542    tcg_temp_free_i32(tws);
    543    tcg_temp_free_i32(timm);
    544}
    545
    546static void gen_msa_bit(DisasContext *ctx)
    547{
    548#define MASK_MSA_BIT(op)    (MASK_MSA_MINOR(op) | (op & (0x7 << 23)))
    549    uint8_t dfm = (ctx->opcode >> 16) & 0x7f;
    550    uint32_t df = 0, m = 0;
    551    uint8_t ws = (ctx->opcode >> 11) & 0x1f;
    552    uint8_t wd = (ctx->opcode >> 6) & 0x1f;
    553
    554    TCGv_i32 tdf;
    555    TCGv_i32 tm;
    556    TCGv_i32 twd;
    557    TCGv_i32 tws;
    558
    559    if ((dfm & 0x40) == 0x00) {
    560        m = dfm & 0x3f;
    561        df = DF_DOUBLE;
    562    } else if ((dfm & 0x60) == 0x40) {
    563        m = dfm & 0x1f;
    564        df = DF_WORD;
    565    } else if ((dfm & 0x70) == 0x60) {
    566        m = dfm & 0x0f;
    567        df = DF_HALF;
    568    } else if ((dfm & 0x78) == 0x70) {
    569        m = dfm & 0x7;
    570        df = DF_BYTE;
    571    } else {
    572        gen_reserved_instruction(ctx);
    573        return;
    574    }
    575
    576    tdf = tcg_const_i32(df);
    577    tm  = tcg_const_i32(m);
    578    twd = tcg_const_i32(wd);
    579    tws = tcg_const_i32(ws);
    580
    581    switch (MASK_MSA_BIT(ctx->opcode)) {
    582    case OPC_SLLI_df:
    583        gen_helper_msa_slli_df(cpu_env, tdf, twd, tws, tm);
    584        break;
    585    case OPC_SRAI_df:
    586        gen_helper_msa_srai_df(cpu_env, tdf, twd, tws, tm);
    587        break;
    588    case OPC_SRLI_df:
    589        gen_helper_msa_srli_df(cpu_env, tdf, twd, tws, tm);
    590        break;
    591    case OPC_BCLRI_df:
    592        gen_helper_msa_bclri_df(cpu_env, tdf, twd, tws, tm);
    593        break;
    594    case OPC_BSETI_df:
    595        gen_helper_msa_bseti_df(cpu_env, tdf, twd, tws, tm);
    596        break;
    597    case OPC_BNEGI_df:
    598        gen_helper_msa_bnegi_df(cpu_env, tdf, twd, tws, tm);
    599        break;
    600    case OPC_BINSLI_df:
    601        gen_helper_msa_binsli_df(cpu_env, tdf, twd, tws, tm);
    602        break;
    603    case OPC_BINSRI_df:
    604        gen_helper_msa_binsri_df(cpu_env, tdf, twd, tws, tm);
    605        break;
    606    case OPC_SAT_S_df:
    607        gen_helper_msa_sat_s_df(cpu_env, tdf, twd, tws, tm);
    608        break;
    609    case OPC_SAT_U_df:
    610        gen_helper_msa_sat_u_df(cpu_env, tdf, twd, tws, tm);
    611        break;
    612    case OPC_SRARI_df:
    613        gen_helper_msa_srari_df(cpu_env, tdf, twd, tws, tm);
    614        break;
    615    case OPC_SRLRI_df:
    616        gen_helper_msa_srlri_df(cpu_env, tdf, twd, tws, tm);
    617        break;
    618    default:
    619        MIPS_INVAL("MSA instruction");
    620        gen_reserved_instruction(ctx);
    621        break;
    622    }
    623
    624    tcg_temp_free_i32(tdf);
    625    tcg_temp_free_i32(tm);
    626    tcg_temp_free_i32(twd);
    627    tcg_temp_free_i32(tws);
    628}
    629
    630static void gen_msa_3r(DisasContext *ctx)
    631{
    632#define MASK_MSA_3R(op)    (MASK_MSA_MINOR(op) | (op & (0x7 << 23)))
    633    uint8_t df = (ctx->opcode >> 21) & 0x3;
    634    uint8_t wt = (ctx->opcode >> 16) & 0x1f;
    635    uint8_t ws = (ctx->opcode >> 11) & 0x1f;
    636    uint8_t wd = (ctx->opcode >> 6) & 0x1f;
    637
    638    TCGv_i32 tdf = tcg_const_i32(df);
    639    TCGv_i32 twd = tcg_const_i32(wd);
    640    TCGv_i32 tws = tcg_const_i32(ws);
    641    TCGv_i32 twt = tcg_const_i32(wt);
    642
    643    switch (MASK_MSA_3R(ctx->opcode)) {
    644    case OPC_BINSL_df:
    645        switch (df) {
    646        case DF_BYTE:
    647            gen_helper_msa_binsl_b(cpu_env, twd, tws, twt);
    648            break;
    649        case DF_HALF:
    650            gen_helper_msa_binsl_h(cpu_env, twd, tws, twt);
    651            break;
    652        case DF_WORD:
    653            gen_helper_msa_binsl_w(cpu_env, twd, tws, twt);
    654            break;
    655        case DF_DOUBLE:
    656            gen_helper_msa_binsl_d(cpu_env, twd, tws, twt);
    657            break;
    658        }
    659        break;
    660    case OPC_BINSR_df:
    661        switch (df) {
    662        case DF_BYTE:
    663            gen_helper_msa_binsr_b(cpu_env, twd, tws, twt);
    664            break;
    665        case DF_HALF:
    666            gen_helper_msa_binsr_h(cpu_env, twd, tws, twt);
    667            break;
    668        case DF_WORD:
    669            gen_helper_msa_binsr_w(cpu_env, twd, tws, twt);
    670            break;
    671        case DF_DOUBLE:
    672            gen_helper_msa_binsr_d(cpu_env, twd, tws, twt);
    673            break;
    674        }
    675        break;
    676    case OPC_BCLR_df:
    677        switch (df) {
    678        case DF_BYTE:
    679            gen_helper_msa_bclr_b(cpu_env, twd, tws, twt);
    680            break;
    681        case DF_HALF:
    682            gen_helper_msa_bclr_h(cpu_env, twd, tws, twt);
    683            break;
    684        case DF_WORD:
    685            gen_helper_msa_bclr_w(cpu_env, twd, tws, twt);
    686            break;
    687        case DF_DOUBLE:
    688            gen_helper_msa_bclr_d(cpu_env, twd, tws, twt);
    689            break;
    690        }
    691        break;
    692    case OPC_BNEG_df:
    693        switch (df) {
    694        case DF_BYTE:
    695            gen_helper_msa_bneg_b(cpu_env, twd, tws, twt);
    696            break;
    697        case DF_HALF:
    698            gen_helper_msa_bneg_h(cpu_env, twd, tws, twt);
    699            break;
    700        case DF_WORD:
    701            gen_helper_msa_bneg_w(cpu_env, twd, tws, twt);
    702            break;
    703        case DF_DOUBLE:
    704            gen_helper_msa_bneg_d(cpu_env, twd, tws, twt);
    705            break;
    706        }
    707        break;
    708    case OPC_BSET_df:
    709        switch (df) {
    710        case DF_BYTE:
    711            gen_helper_msa_bset_b(cpu_env, twd, tws, twt);
    712            break;
    713        case DF_HALF:
    714            gen_helper_msa_bset_h(cpu_env, twd, tws, twt);
    715            break;
    716        case DF_WORD:
    717            gen_helper_msa_bset_w(cpu_env, twd, tws, twt);
    718            break;
    719        case DF_DOUBLE:
    720            gen_helper_msa_bset_d(cpu_env, twd, tws, twt);
    721            break;
    722        }
    723        break;
    724    case OPC_ADD_A_df:
    725        switch (df) {
    726        case DF_BYTE:
    727            gen_helper_msa_add_a_b(cpu_env, twd, tws, twt);
    728            break;
    729        case DF_HALF:
    730            gen_helper_msa_add_a_h(cpu_env, twd, tws, twt);
    731            break;
    732        case DF_WORD:
    733            gen_helper_msa_add_a_w(cpu_env, twd, tws, twt);
    734            break;
    735        case DF_DOUBLE:
    736            gen_helper_msa_add_a_d(cpu_env, twd, tws, twt);
    737            break;
    738        }
    739        break;
    740    case OPC_ADDS_A_df:
    741        switch (df) {
    742        case DF_BYTE:
    743            gen_helper_msa_adds_a_b(cpu_env, twd, tws, twt);
    744            break;
    745        case DF_HALF:
    746            gen_helper_msa_adds_a_h(cpu_env, twd, tws, twt);
    747            break;
    748        case DF_WORD:
    749            gen_helper_msa_adds_a_w(cpu_env, twd, tws, twt);
    750            break;
    751        case DF_DOUBLE:
    752            gen_helper_msa_adds_a_d(cpu_env, twd, tws, twt);
    753            break;
    754        }
    755        break;
    756    case OPC_ADDS_S_df:
    757        switch (df) {
    758        case DF_BYTE:
    759            gen_helper_msa_adds_s_b(cpu_env, twd, tws, twt);
    760            break;
    761        case DF_HALF:
    762            gen_helper_msa_adds_s_h(cpu_env, twd, tws, twt);
    763            break;
    764        case DF_WORD:
    765            gen_helper_msa_adds_s_w(cpu_env, twd, tws, twt);
    766            break;
    767        case DF_DOUBLE:
    768            gen_helper_msa_adds_s_d(cpu_env, twd, tws, twt);
    769            break;
    770        }
    771        break;
    772    case OPC_ADDS_U_df:
    773        switch (df) {
    774        case DF_BYTE:
    775            gen_helper_msa_adds_u_b(cpu_env, twd, tws, twt);
    776            break;
    777        case DF_HALF:
    778            gen_helper_msa_adds_u_h(cpu_env, twd, tws, twt);
    779            break;
    780        case DF_WORD:
    781            gen_helper_msa_adds_u_w(cpu_env, twd, tws, twt);
    782            break;
    783        case DF_DOUBLE:
    784            gen_helper_msa_adds_u_d(cpu_env, twd, tws, twt);
    785            break;
    786        }
    787        break;
    788    case OPC_ADDV_df:
    789        switch (df) {
    790        case DF_BYTE:
    791            gen_helper_msa_addv_b(cpu_env, twd, tws, twt);
    792            break;
    793        case DF_HALF:
    794            gen_helper_msa_addv_h(cpu_env, twd, tws, twt);
    795            break;
    796        case DF_WORD:
    797            gen_helper_msa_addv_w(cpu_env, twd, tws, twt);
    798            break;
    799        case DF_DOUBLE:
    800            gen_helper_msa_addv_d(cpu_env, twd, tws, twt);
    801            break;
    802        }
    803        break;
    804    case OPC_AVE_S_df:
    805        switch (df) {
    806        case DF_BYTE:
    807            gen_helper_msa_ave_s_b(cpu_env, twd, tws, twt);
    808            break;
    809        case DF_HALF:
    810            gen_helper_msa_ave_s_h(cpu_env, twd, tws, twt);
    811            break;
    812        case DF_WORD:
    813            gen_helper_msa_ave_s_w(cpu_env, twd, tws, twt);
    814            break;
    815        case DF_DOUBLE:
    816            gen_helper_msa_ave_s_d(cpu_env, twd, tws, twt);
    817            break;
    818        }
    819        break;
    820    case OPC_AVE_U_df:
    821        switch (df) {
    822        case DF_BYTE:
    823            gen_helper_msa_ave_u_b(cpu_env, twd, tws, twt);
    824            break;
    825        case DF_HALF:
    826            gen_helper_msa_ave_u_h(cpu_env, twd, tws, twt);
    827            break;
    828        case DF_WORD:
    829            gen_helper_msa_ave_u_w(cpu_env, twd, tws, twt);
    830            break;
    831        case DF_DOUBLE:
    832            gen_helper_msa_ave_u_d(cpu_env, twd, tws, twt);
    833            break;
    834        }
    835        break;
    836    case OPC_AVER_S_df:
    837        switch (df) {
    838        case DF_BYTE:
    839            gen_helper_msa_aver_s_b(cpu_env, twd, tws, twt);
    840            break;
    841        case DF_HALF:
    842            gen_helper_msa_aver_s_h(cpu_env, twd, tws, twt);
    843            break;
    844        case DF_WORD:
    845            gen_helper_msa_aver_s_w(cpu_env, twd, tws, twt);
    846            break;
    847        case DF_DOUBLE:
    848            gen_helper_msa_aver_s_d(cpu_env, twd, tws, twt);
    849            break;
    850        }
    851        break;
    852    case OPC_AVER_U_df:
    853        switch (df) {
    854        case DF_BYTE:
    855            gen_helper_msa_aver_u_b(cpu_env, twd, tws, twt);
    856            break;
    857        case DF_HALF:
    858            gen_helper_msa_aver_u_h(cpu_env, twd, tws, twt);
    859            break;
    860        case DF_WORD:
    861            gen_helper_msa_aver_u_w(cpu_env, twd, tws, twt);
    862            break;
    863        case DF_DOUBLE:
    864            gen_helper_msa_aver_u_d(cpu_env, twd, tws, twt);
    865            break;
    866        }
    867        break;
    868    case OPC_CEQ_df:
    869        switch (df) {
    870        case DF_BYTE:
    871            gen_helper_msa_ceq_b(cpu_env, twd, tws, twt);
    872            break;
    873        case DF_HALF:
    874            gen_helper_msa_ceq_h(cpu_env, twd, tws, twt);
    875            break;
    876        case DF_WORD:
    877            gen_helper_msa_ceq_w(cpu_env, twd, tws, twt);
    878            break;
    879        case DF_DOUBLE:
    880            gen_helper_msa_ceq_d(cpu_env, twd, tws, twt);
    881            break;
    882        }
    883        break;
    884    case OPC_CLE_S_df:
    885        switch (df) {
    886        case DF_BYTE:
    887            gen_helper_msa_cle_s_b(cpu_env, twd, tws, twt);
    888            break;
    889        case DF_HALF:
    890            gen_helper_msa_cle_s_h(cpu_env, twd, tws, twt);
    891            break;
    892        case DF_WORD:
    893            gen_helper_msa_cle_s_w(cpu_env, twd, tws, twt);
    894            break;
    895        case DF_DOUBLE:
    896            gen_helper_msa_cle_s_d(cpu_env, twd, tws, twt);
    897            break;
    898        }
    899        break;
    900    case OPC_CLE_U_df:
    901        switch (df) {
    902        case DF_BYTE:
    903            gen_helper_msa_cle_u_b(cpu_env, twd, tws, twt);
    904            break;
    905        case DF_HALF:
    906            gen_helper_msa_cle_u_h(cpu_env, twd, tws, twt);
    907            break;
    908        case DF_WORD:
    909            gen_helper_msa_cle_u_w(cpu_env, twd, tws, twt);
    910            break;
    911        case DF_DOUBLE:
    912            gen_helper_msa_cle_u_d(cpu_env, twd, tws, twt);
    913            break;
    914        }
    915        break;
    916    case OPC_CLT_S_df:
    917        switch (df) {
    918        case DF_BYTE:
    919            gen_helper_msa_clt_s_b(cpu_env, twd, tws, twt);
    920            break;
    921        case DF_HALF:
    922            gen_helper_msa_clt_s_h(cpu_env, twd, tws, twt);
    923            break;
    924        case DF_WORD:
    925            gen_helper_msa_clt_s_w(cpu_env, twd, tws, twt);
    926            break;
    927        case DF_DOUBLE:
    928            gen_helper_msa_clt_s_d(cpu_env, twd, tws, twt);
    929            break;
    930        }
    931        break;
    932    case OPC_CLT_U_df:
    933        switch (df) {
    934        case DF_BYTE:
    935            gen_helper_msa_clt_u_b(cpu_env, twd, tws, twt);
    936            break;
    937        case DF_HALF:
    938            gen_helper_msa_clt_u_h(cpu_env, twd, tws, twt);
    939            break;
    940        case DF_WORD:
    941            gen_helper_msa_clt_u_w(cpu_env, twd, tws, twt);
    942            break;
    943        case DF_DOUBLE:
    944            gen_helper_msa_clt_u_d(cpu_env, twd, tws, twt);
    945            break;
    946        }
    947        break;
    948    case OPC_DIV_S_df:
    949        switch (df) {
    950        case DF_BYTE:
    951            gen_helper_msa_div_s_b(cpu_env, twd, tws, twt);
    952            break;
    953        case DF_HALF:
    954            gen_helper_msa_div_s_h(cpu_env, twd, tws, twt);
    955            break;
    956        case DF_WORD:
    957            gen_helper_msa_div_s_w(cpu_env, twd, tws, twt);
    958            break;
    959        case DF_DOUBLE:
    960            gen_helper_msa_div_s_d(cpu_env, twd, tws, twt);
    961            break;
    962        }
    963        break;
    964    case OPC_DIV_U_df:
    965        switch (df) {
    966        case DF_BYTE:
    967            gen_helper_msa_div_u_b(cpu_env, twd, tws, twt);
    968            break;
    969        case DF_HALF:
    970            gen_helper_msa_div_u_h(cpu_env, twd, tws, twt);
    971            break;
    972        case DF_WORD:
    973            gen_helper_msa_div_u_w(cpu_env, twd, tws, twt);
    974            break;
    975        case DF_DOUBLE:
    976            gen_helper_msa_div_u_d(cpu_env, twd, tws, twt);
    977            break;
    978        }
    979        break;
    980    case OPC_MAX_A_df:
    981        switch (df) {
    982        case DF_BYTE:
    983            gen_helper_msa_max_a_b(cpu_env, twd, tws, twt);
    984            break;
    985        case DF_HALF:
    986            gen_helper_msa_max_a_h(cpu_env, twd, tws, twt);
    987            break;
    988        case DF_WORD:
    989            gen_helper_msa_max_a_w(cpu_env, twd, tws, twt);
    990            break;
    991        case DF_DOUBLE:
    992            gen_helper_msa_max_a_d(cpu_env, twd, tws, twt);
    993            break;
    994        }
    995        break;
    996    case OPC_MAX_S_df:
    997        switch (df) {
    998        case DF_BYTE:
    999            gen_helper_msa_max_s_b(cpu_env, twd, tws, twt);
   1000            break;
   1001        case DF_HALF:
   1002            gen_helper_msa_max_s_h(cpu_env, twd, tws, twt);
   1003            break;
   1004        case DF_WORD:
   1005            gen_helper_msa_max_s_w(cpu_env, twd, tws, twt);
   1006            break;
   1007        case DF_DOUBLE:
   1008            gen_helper_msa_max_s_d(cpu_env, twd, tws, twt);
   1009            break;
   1010        }
   1011        break;
   1012    case OPC_MAX_U_df:
   1013        switch (df) {
   1014        case DF_BYTE:
   1015            gen_helper_msa_max_u_b(cpu_env, twd, tws, twt);
   1016            break;
   1017        case DF_HALF:
   1018            gen_helper_msa_max_u_h(cpu_env, twd, tws, twt);
   1019            break;
   1020        case DF_WORD:
   1021            gen_helper_msa_max_u_w(cpu_env, twd, tws, twt);
   1022            break;
   1023        case DF_DOUBLE:
   1024            gen_helper_msa_max_u_d(cpu_env, twd, tws, twt);
   1025            break;
   1026        }
   1027        break;
   1028    case OPC_MIN_A_df:
   1029        switch (df) {
   1030        case DF_BYTE:
   1031            gen_helper_msa_min_a_b(cpu_env, twd, tws, twt);
   1032            break;
   1033        case DF_HALF:
   1034            gen_helper_msa_min_a_h(cpu_env, twd, tws, twt);
   1035            break;
   1036        case DF_WORD:
   1037            gen_helper_msa_min_a_w(cpu_env, twd, tws, twt);
   1038            break;
   1039        case DF_DOUBLE:
   1040            gen_helper_msa_min_a_d(cpu_env, twd, tws, twt);
   1041            break;
   1042        }
   1043        break;
   1044    case OPC_MIN_S_df:
   1045        switch (df) {
   1046        case DF_BYTE:
   1047            gen_helper_msa_min_s_b(cpu_env, twd, tws, twt);
   1048            break;
   1049        case DF_HALF:
   1050            gen_helper_msa_min_s_h(cpu_env, twd, tws, twt);
   1051            break;
   1052        case DF_WORD:
   1053            gen_helper_msa_min_s_w(cpu_env, twd, tws, twt);
   1054            break;
   1055        case DF_DOUBLE:
   1056            gen_helper_msa_min_s_d(cpu_env, twd, tws, twt);
   1057            break;
   1058        }
   1059        break;
   1060    case OPC_MIN_U_df:
   1061        switch (df) {
   1062        case DF_BYTE:
   1063            gen_helper_msa_min_u_b(cpu_env, twd, tws, twt);
   1064            break;
   1065        case DF_HALF:
   1066            gen_helper_msa_min_u_h(cpu_env, twd, tws, twt);
   1067            break;
   1068        case DF_WORD:
   1069            gen_helper_msa_min_u_w(cpu_env, twd, tws, twt);
   1070            break;
   1071        case DF_DOUBLE:
   1072            gen_helper_msa_min_u_d(cpu_env, twd, tws, twt);
   1073            break;
   1074        }
   1075        break;
   1076    case OPC_MOD_S_df:
   1077        switch (df) {
   1078        case DF_BYTE:
   1079            gen_helper_msa_mod_s_b(cpu_env, twd, tws, twt);
   1080            break;
   1081        case DF_HALF:
   1082            gen_helper_msa_mod_s_h(cpu_env, twd, tws, twt);
   1083            break;
   1084        case DF_WORD:
   1085            gen_helper_msa_mod_s_w(cpu_env, twd, tws, twt);
   1086            break;
   1087        case DF_DOUBLE:
   1088            gen_helper_msa_mod_s_d(cpu_env, twd, tws, twt);
   1089            break;
   1090        }
   1091        break;
   1092    case OPC_MOD_U_df:
   1093        switch (df) {
   1094        case DF_BYTE:
   1095            gen_helper_msa_mod_u_b(cpu_env, twd, tws, twt);
   1096            break;
   1097        case DF_HALF:
   1098            gen_helper_msa_mod_u_h(cpu_env, twd, tws, twt);
   1099            break;
   1100        case DF_WORD:
   1101            gen_helper_msa_mod_u_w(cpu_env, twd, tws, twt);
   1102            break;
   1103        case DF_DOUBLE:
   1104            gen_helper_msa_mod_u_d(cpu_env, twd, tws, twt);
   1105            break;
   1106        }
   1107        break;
   1108    case OPC_MADDV_df:
   1109        switch (df) {
   1110        case DF_BYTE:
   1111            gen_helper_msa_maddv_b(cpu_env, twd, tws, twt);
   1112            break;
   1113        case DF_HALF:
   1114            gen_helper_msa_maddv_h(cpu_env, twd, tws, twt);
   1115            break;
   1116        case DF_WORD:
   1117            gen_helper_msa_maddv_w(cpu_env, twd, tws, twt);
   1118            break;
   1119        case DF_DOUBLE:
   1120            gen_helper_msa_maddv_d(cpu_env, twd, tws, twt);
   1121            break;
   1122        }
   1123        break;
   1124    case OPC_MSUBV_df:
   1125        switch (df) {
   1126        case DF_BYTE:
   1127            gen_helper_msa_msubv_b(cpu_env, twd, tws, twt);
   1128            break;
   1129        case DF_HALF:
   1130            gen_helper_msa_msubv_h(cpu_env, twd, tws, twt);
   1131            break;
   1132        case DF_WORD:
   1133            gen_helper_msa_msubv_w(cpu_env, twd, tws, twt);
   1134            break;
   1135        case DF_DOUBLE:
   1136            gen_helper_msa_msubv_d(cpu_env, twd, tws, twt);
   1137            break;
   1138        }
   1139        break;
   1140    case OPC_ASUB_S_df:
   1141        switch (df) {
   1142        case DF_BYTE:
   1143            gen_helper_msa_asub_s_b(cpu_env, twd, tws, twt);
   1144            break;
   1145        case DF_HALF:
   1146            gen_helper_msa_asub_s_h(cpu_env, twd, tws, twt);
   1147            break;
   1148        case DF_WORD:
   1149            gen_helper_msa_asub_s_w(cpu_env, twd, tws, twt);
   1150            break;
   1151        case DF_DOUBLE:
   1152            gen_helper_msa_asub_s_d(cpu_env, twd, tws, twt);
   1153            break;
   1154        }
   1155        break;
   1156    case OPC_ASUB_U_df:
   1157        switch (df) {
   1158        case DF_BYTE:
   1159            gen_helper_msa_asub_u_b(cpu_env, twd, tws, twt);
   1160            break;
   1161        case DF_HALF:
   1162            gen_helper_msa_asub_u_h(cpu_env, twd, tws, twt);
   1163            break;
   1164        case DF_WORD:
   1165            gen_helper_msa_asub_u_w(cpu_env, twd, tws, twt);
   1166            break;
   1167        case DF_DOUBLE:
   1168            gen_helper_msa_asub_u_d(cpu_env, twd, tws, twt);
   1169            break;
   1170        }
   1171        break;
   1172    case OPC_ILVEV_df:
   1173        switch (df) {
   1174        case DF_BYTE:
   1175            gen_helper_msa_ilvev_b(cpu_env, twd, tws, twt);
   1176            break;
   1177        case DF_HALF:
   1178            gen_helper_msa_ilvev_h(cpu_env, twd, tws, twt);
   1179            break;
   1180        case DF_WORD:
   1181            gen_helper_msa_ilvev_w(cpu_env, twd, tws, twt);
   1182            break;
   1183        case DF_DOUBLE:
   1184            gen_helper_msa_ilvev_d(cpu_env, twd, tws, twt);
   1185            break;
   1186        }
   1187        break;
   1188    case OPC_ILVOD_df:
   1189        switch (df) {
   1190        case DF_BYTE:
   1191            gen_helper_msa_ilvod_b(cpu_env, twd, tws, twt);
   1192            break;
   1193        case DF_HALF:
   1194            gen_helper_msa_ilvod_h(cpu_env, twd, tws, twt);
   1195            break;
   1196        case DF_WORD:
   1197            gen_helper_msa_ilvod_w(cpu_env, twd, tws, twt);
   1198            break;
   1199        case DF_DOUBLE:
   1200            gen_helper_msa_ilvod_d(cpu_env, twd, tws, twt);
   1201            break;
   1202        }
   1203        break;
   1204    case OPC_ILVL_df:
   1205        switch (df) {
   1206        case DF_BYTE:
   1207            gen_helper_msa_ilvl_b(cpu_env, twd, tws, twt);
   1208            break;
   1209        case DF_HALF:
   1210            gen_helper_msa_ilvl_h(cpu_env, twd, tws, twt);
   1211            break;
   1212        case DF_WORD:
   1213            gen_helper_msa_ilvl_w(cpu_env, twd, tws, twt);
   1214            break;
   1215        case DF_DOUBLE:
   1216            gen_helper_msa_ilvl_d(cpu_env, twd, tws, twt);
   1217            break;
   1218        }
   1219        break;
   1220    case OPC_ILVR_df:
   1221        switch (df) {
   1222        case DF_BYTE:
   1223            gen_helper_msa_ilvr_b(cpu_env, twd, tws, twt);
   1224            break;
   1225        case DF_HALF:
   1226            gen_helper_msa_ilvr_h(cpu_env, twd, tws, twt);
   1227            break;
   1228        case DF_WORD:
   1229            gen_helper_msa_ilvr_w(cpu_env, twd, tws, twt);
   1230            break;
   1231        case DF_DOUBLE:
   1232            gen_helper_msa_ilvr_d(cpu_env, twd, tws, twt);
   1233            break;
   1234        }
   1235        break;
   1236    case OPC_PCKEV_df:
   1237        switch (df) {
   1238        case DF_BYTE:
   1239            gen_helper_msa_pckev_b(cpu_env, twd, tws, twt);
   1240            break;
   1241        case DF_HALF:
   1242            gen_helper_msa_pckev_h(cpu_env, twd, tws, twt);
   1243            break;
   1244        case DF_WORD:
   1245            gen_helper_msa_pckev_w(cpu_env, twd, tws, twt);
   1246            break;
   1247        case DF_DOUBLE:
   1248            gen_helper_msa_pckev_d(cpu_env, twd, tws, twt);
   1249            break;
   1250        }
   1251        break;
   1252    case OPC_PCKOD_df:
   1253        switch (df) {
   1254        case DF_BYTE:
   1255            gen_helper_msa_pckod_b(cpu_env, twd, tws, twt);
   1256            break;
   1257        case DF_HALF:
   1258            gen_helper_msa_pckod_h(cpu_env, twd, tws, twt);
   1259            break;
   1260        case DF_WORD:
   1261            gen_helper_msa_pckod_w(cpu_env, twd, tws, twt);
   1262            break;
   1263        case DF_DOUBLE:
   1264            gen_helper_msa_pckod_d(cpu_env, twd, tws, twt);
   1265            break;
   1266        }
   1267        break;
   1268    case OPC_SLL_df:
   1269        switch (df) {
   1270        case DF_BYTE:
   1271            gen_helper_msa_sll_b(cpu_env, twd, tws, twt);
   1272            break;
   1273        case DF_HALF:
   1274            gen_helper_msa_sll_h(cpu_env, twd, tws, twt);
   1275            break;
   1276        case DF_WORD:
   1277            gen_helper_msa_sll_w(cpu_env, twd, tws, twt);
   1278            break;
   1279        case DF_DOUBLE:
   1280            gen_helper_msa_sll_d(cpu_env, twd, tws, twt);
   1281            break;
   1282        }
   1283        break;
   1284    case OPC_SRA_df:
   1285        switch (df) {
   1286        case DF_BYTE:
   1287            gen_helper_msa_sra_b(cpu_env, twd, tws, twt);
   1288            break;
   1289        case DF_HALF:
   1290            gen_helper_msa_sra_h(cpu_env, twd, tws, twt);
   1291            break;
   1292        case DF_WORD:
   1293            gen_helper_msa_sra_w(cpu_env, twd, tws, twt);
   1294            break;
   1295        case DF_DOUBLE:
   1296            gen_helper_msa_sra_d(cpu_env, twd, tws, twt);
   1297            break;
   1298        }
   1299        break;
   1300    case OPC_SRAR_df:
   1301        switch (df) {
   1302        case DF_BYTE:
   1303            gen_helper_msa_srar_b(cpu_env, twd, tws, twt);
   1304            break;
   1305        case DF_HALF:
   1306            gen_helper_msa_srar_h(cpu_env, twd, tws, twt);
   1307            break;
   1308        case DF_WORD:
   1309            gen_helper_msa_srar_w(cpu_env, twd, tws, twt);
   1310            break;
   1311        case DF_DOUBLE:
   1312            gen_helper_msa_srar_d(cpu_env, twd, tws, twt);
   1313            break;
   1314        }
   1315        break;
   1316    case OPC_SRL_df:
   1317        switch (df) {
   1318        case DF_BYTE:
   1319            gen_helper_msa_srl_b(cpu_env, twd, tws, twt);
   1320            break;
   1321        case DF_HALF:
   1322            gen_helper_msa_srl_h(cpu_env, twd, tws, twt);
   1323            break;
   1324        case DF_WORD:
   1325            gen_helper_msa_srl_w(cpu_env, twd, tws, twt);
   1326            break;
   1327        case DF_DOUBLE:
   1328            gen_helper_msa_srl_d(cpu_env, twd, tws, twt);
   1329            break;
   1330        }
   1331        break;
   1332    case OPC_SRLR_df:
   1333        switch (df) {
   1334        case DF_BYTE:
   1335            gen_helper_msa_srlr_b(cpu_env, twd, tws, twt);
   1336            break;
   1337        case DF_HALF:
   1338            gen_helper_msa_srlr_h(cpu_env, twd, tws, twt);
   1339            break;
   1340        case DF_WORD:
   1341            gen_helper_msa_srlr_w(cpu_env, twd, tws, twt);
   1342            break;
   1343        case DF_DOUBLE:
   1344            gen_helper_msa_srlr_d(cpu_env, twd, tws, twt);
   1345            break;
   1346        }
   1347        break;
   1348    case OPC_SUBS_S_df:
   1349        switch (df) {
   1350        case DF_BYTE:
   1351            gen_helper_msa_subs_s_b(cpu_env, twd, tws, twt);
   1352            break;
   1353        case DF_HALF:
   1354            gen_helper_msa_subs_s_h(cpu_env, twd, tws, twt);
   1355            break;
   1356        case DF_WORD:
   1357            gen_helper_msa_subs_s_w(cpu_env, twd, tws, twt);
   1358            break;
   1359        case DF_DOUBLE:
   1360            gen_helper_msa_subs_s_d(cpu_env, twd, tws, twt);
   1361            break;
   1362        }
   1363        break;
   1364    case OPC_MULV_df:
   1365        switch (df) {
   1366        case DF_BYTE:
   1367            gen_helper_msa_mulv_b(cpu_env, twd, tws, twt);
   1368            break;
   1369        case DF_HALF:
   1370            gen_helper_msa_mulv_h(cpu_env, twd, tws, twt);
   1371            break;
   1372        case DF_WORD:
   1373            gen_helper_msa_mulv_w(cpu_env, twd, tws, twt);
   1374            break;
   1375        case DF_DOUBLE:
   1376            gen_helper_msa_mulv_d(cpu_env, twd, tws, twt);
   1377            break;
   1378        }
   1379        break;
   1380    case OPC_SLD_df:
   1381        gen_helper_msa_sld_df(cpu_env, tdf, twd, tws, twt);
   1382        break;
   1383    case OPC_VSHF_df:
   1384        gen_helper_msa_vshf_df(cpu_env, tdf, twd, tws, twt);
   1385        break;
   1386    case OPC_SUBV_df:
   1387        switch (df) {
   1388        case DF_BYTE:
   1389            gen_helper_msa_subv_b(cpu_env, twd, tws, twt);
   1390            break;
   1391        case DF_HALF:
   1392            gen_helper_msa_subv_h(cpu_env, twd, tws, twt);
   1393            break;
   1394        case DF_WORD:
   1395            gen_helper_msa_subv_w(cpu_env, twd, tws, twt);
   1396            break;
   1397        case DF_DOUBLE:
   1398            gen_helper_msa_subv_d(cpu_env, twd, tws, twt);
   1399            break;
   1400        }
   1401        break;
   1402    case OPC_SUBS_U_df:
   1403        switch (df) {
   1404        case DF_BYTE:
   1405            gen_helper_msa_subs_u_b(cpu_env, twd, tws, twt);
   1406            break;
   1407        case DF_HALF:
   1408            gen_helper_msa_subs_u_h(cpu_env, twd, tws, twt);
   1409            break;
   1410        case DF_WORD:
   1411            gen_helper_msa_subs_u_w(cpu_env, twd, tws, twt);
   1412            break;
   1413        case DF_DOUBLE:
   1414            gen_helper_msa_subs_u_d(cpu_env, twd, tws, twt);
   1415            break;
   1416        }
   1417        break;
   1418    case OPC_SPLAT_df:
   1419        gen_helper_msa_splat_df(cpu_env, tdf, twd, tws, twt);
   1420        break;
   1421    case OPC_SUBSUS_U_df:
   1422        switch (df) {
   1423        case DF_BYTE:
   1424            gen_helper_msa_subsus_u_b(cpu_env, twd, tws, twt);
   1425            break;
   1426        case DF_HALF:
   1427            gen_helper_msa_subsus_u_h(cpu_env, twd, tws, twt);
   1428            break;
   1429        case DF_WORD:
   1430            gen_helper_msa_subsus_u_w(cpu_env, twd, tws, twt);
   1431            break;
   1432        case DF_DOUBLE:
   1433            gen_helper_msa_subsus_u_d(cpu_env, twd, tws, twt);
   1434            break;
   1435        }
   1436        break;
   1437    case OPC_SUBSUU_S_df:
   1438        switch (df) {
   1439        case DF_BYTE:
   1440            gen_helper_msa_subsuu_s_b(cpu_env, twd, tws, twt);
   1441            break;
   1442        case DF_HALF:
   1443            gen_helper_msa_subsuu_s_h(cpu_env, twd, tws, twt);
   1444            break;
   1445        case DF_WORD:
   1446            gen_helper_msa_subsuu_s_w(cpu_env, twd, tws, twt);
   1447            break;
   1448        case DF_DOUBLE:
   1449            gen_helper_msa_subsuu_s_d(cpu_env, twd, tws, twt);
   1450            break;
   1451        }
   1452        break;
   1453
   1454    case OPC_DOTP_S_df:
   1455    case OPC_DOTP_U_df:
   1456    case OPC_DPADD_S_df:
   1457    case OPC_DPADD_U_df:
   1458    case OPC_DPSUB_S_df:
   1459    case OPC_HADD_S_df:
   1460    case OPC_DPSUB_U_df:
   1461    case OPC_HADD_U_df:
   1462    case OPC_HSUB_S_df:
   1463    case OPC_HSUB_U_df:
   1464        if (df == DF_BYTE) {
   1465            gen_reserved_instruction(ctx);
   1466            break;
   1467        }
   1468        switch (MASK_MSA_3R(ctx->opcode)) {
   1469        case OPC_HADD_S_df:
   1470            switch (df) {
   1471            case DF_HALF:
   1472                gen_helper_msa_hadd_s_h(cpu_env, twd, tws, twt);
   1473                break;
   1474            case DF_WORD:
   1475                gen_helper_msa_hadd_s_w(cpu_env, twd, tws, twt);
   1476                break;
   1477            case DF_DOUBLE:
   1478                gen_helper_msa_hadd_s_d(cpu_env, twd, tws, twt);
   1479                break;
   1480            }
   1481            break;
   1482        case OPC_HADD_U_df:
   1483            switch (df) {
   1484            case DF_HALF:
   1485                gen_helper_msa_hadd_u_h(cpu_env, twd, tws, twt);
   1486                break;
   1487            case DF_WORD:
   1488                gen_helper_msa_hadd_u_w(cpu_env, twd, tws, twt);
   1489                break;
   1490            case DF_DOUBLE:
   1491                gen_helper_msa_hadd_u_d(cpu_env, twd, tws, twt);
   1492                break;
   1493            }
   1494            break;
   1495        case OPC_HSUB_S_df:
   1496            switch (df) {
   1497            case DF_HALF:
   1498                gen_helper_msa_hsub_s_h(cpu_env, twd, tws, twt);
   1499                break;
   1500            case DF_WORD:
   1501                gen_helper_msa_hsub_s_w(cpu_env, twd, tws, twt);
   1502                break;
   1503            case DF_DOUBLE:
   1504                gen_helper_msa_hsub_s_d(cpu_env, twd, tws, twt);
   1505                break;
   1506            }
   1507            break;
   1508        case OPC_HSUB_U_df:
   1509            switch (df) {
   1510            case DF_HALF:
   1511                gen_helper_msa_hsub_u_h(cpu_env, twd, tws, twt);
   1512                break;
   1513            case DF_WORD:
   1514                gen_helper_msa_hsub_u_w(cpu_env, twd, tws, twt);
   1515                break;
   1516            case DF_DOUBLE:
   1517                gen_helper_msa_hsub_u_d(cpu_env, twd, tws, twt);
   1518                break;
   1519            }
   1520            break;
   1521        case OPC_DOTP_S_df:
   1522            switch (df) {
   1523            case DF_HALF:
   1524                gen_helper_msa_dotp_s_h(cpu_env, twd, tws, twt);
   1525                break;
   1526            case DF_WORD:
   1527                gen_helper_msa_dotp_s_w(cpu_env, twd, tws, twt);
   1528                break;
   1529            case DF_DOUBLE:
   1530                gen_helper_msa_dotp_s_d(cpu_env, twd, tws, twt);
   1531                break;
   1532            }
   1533            break;
   1534        case OPC_DOTP_U_df:
   1535            switch (df) {
   1536            case DF_HALF:
   1537                gen_helper_msa_dotp_u_h(cpu_env, twd, tws, twt);
   1538                break;
   1539            case DF_WORD:
   1540                gen_helper_msa_dotp_u_w(cpu_env, twd, tws, twt);
   1541                break;
   1542            case DF_DOUBLE:
   1543                gen_helper_msa_dotp_u_d(cpu_env, twd, tws, twt);
   1544                break;
   1545            }
   1546            break;
   1547        case OPC_DPADD_S_df:
   1548            switch (df) {
   1549            case DF_HALF:
   1550                gen_helper_msa_dpadd_s_h(cpu_env, twd, tws, twt);
   1551                break;
   1552            case DF_WORD:
   1553                gen_helper_msa_dpadd_s_w(cpu_env, twd, tws, twt);
   1554                break;
   1555            case DF_DOUBLE:
   1556                gen_helper_msa_dpadd_s_d(cpu_env, twd, tws, twt);
   1557                break;
   1558            }
   1559            break;
   1560        case OPC_DPADD_U_df:
   1561            switch (df) {
   1562            case DF_HALF:
   1563                gen_helper_msa_dpadd_u_h(cpu_env, twd, tws, twt);
   1564                break;
   1565            case DF_WORD:
   1566                gen_helper_msa_dpadd_u_w(cpu_env, twd, tws, twt);
   1567                break;
   1568            case DF_DOUBLE:
   1569                gen_helper_msa_dpadd_u_d(cpu_env, twd, tws, twt);
   1570                break;
   1571            }
   1572            break;
   1573        case OPC_DPSUB_S_df:
   1574            switch (df) {
   1575            case DF_HALF:
   1576                gen_helper_msa_dpsub_s_h(cpu_env, twd, tws, twt);
   1577                break;
   1578            case DF_WORD:
   1579                gen_helper_msa_dpsub_s_w(cpu_env, twd, tws, twt);
   1580                break;
   1581            case DF_DOUBLE:
   1582                gen_helper_msa_dpsub_s_d(cpu_env, twd, tws, twt);
   1583                break;
   1584            }
   1585            break;
   1586        case OPC_DPSUB_U_df:
   1587            switch (df) {
   1588            case DF_HALF:
   1589                gen_helper_msa_dpsub_u_h(cpu_env, twd, tws, twt);
   1590                break;
   1591            case DF_WORD:
   1592                gen_helper_msa_dpsub_u_w(cpu_env, twd, tws, twt);
   1593                break;
   1594            case DF_DOUBLE:
   1595                gen_helper_msa_dpsub_u_d(cpu_env, twd, tws, twt);
   1596                break;
   1597            }
   1598            break;
   1599        }
   1600        break;
   1601    default:
   1602        MIPS_INVAL("MSA instruction");
   1603        gen_reserved_instruction(ctx);
   1604        break;
   1605    }
   1606    tcg_temp_free_i32(twd);
   1607    tcg_temp_free_i32(tws);
   1608    tcg_temp_free_i32(twt);
   1609    tcg_temp_free_i32(tdf);
   1610}
   1611
   1612static void gen_msa_elm_3e(DisasContext *ctx)
   1613{
   1614#define MASK_MSA_ELM_DF3E(op)   (MASK_MSA_MINOR(op) | (op & (0x3FF << 16)))
   1615    uint8_t source = (ctx->opcode >> 11) & 0x1f;
   1616    uint8_t dest = (ctx->opcode >> 6) & 0x1f;
   1617    TCGv telm = tcg_temp_new();
   1618    TCGv_i32 tsr = tcg_const_i32(source);
   1619    TCGv_i32 tdt = tcg_const_i32(dest);
   1620
   1621    switch (MASK_MSA_ELM_DF3E(ctx->opcode)) {
   1622    case OPC_CTCMSA:
   1623        gen_load_gpr(telm, source);
   1624        gen_helper_msa_ctcmsa(cpu_env, telm, tdt);
   1625        break;
   1626    case OPC_CFCMSA:
   1627        gen_helper_msa_cfcmsa(telm, cpu_env, tsr);
   1628        gen_store_gpr(telm, dest);
   1629        break;
   1630    case OPC_MOVE_V:
   1631        gen_helper_msa_move_v(cpu_env, tdt, tsr);
   1632        break;
   1633    default:
   1634        MIPS_INVAL("MSA instruction");
   1635        gen_reserved_instruction(ctx);
   1636        break;
   1637    }
   1638
   1639    tcg_temp_free(telm);
   1640    tcg_temp_free_i32(tdt);
   1641    tcg_temp_free_i32(tsr);
   1642}
   1643
   1644static void gen_msa_elm_df(DisasContext *ctx, uint32_t df, uint32_t n)
   1645{
   1646#define MASK_MSA_ELM(op)    (MASK_MSA_MINOR(op) | (op & (0xf << 22)))
   1647    uint8_t ws = (ctx->opcode >> 11) & 0x1f;
   1648    uint8_t wd = (ctx->opcode >> 6) & 0x1f;
   1649
   1650    TCGv_i32 tws = tcg_const_i32(ws);
   1651    TCGv_i32 twd = tcg_const_i32(wd);
   1652    TCGv_i32 tn  = tcg_const_i32(n);
   1653    TCGv_i32 tdf = tcg_const_i32(df);
   1654
   1655    switch (MASK_MSA_ELM(ctx->opcode)) {
   1656    case OPC_SLDI_df:
   1657        gen_helper_msa_sldi_df(cpu_env, tdf, twd, tws, tn);
   1658        break;
   1659    case OPC_SPLATI_df:
   1660        gen_helper_msa_splati_df(cpu_env, tdf, twd, tws, tn);
   1661        break;
   1662    case OPC_INSVE_df:
   1663        gen_helper_msa_insve_df(cpu_env, tdf, twd, tws, tn);
   1664        break;
   1665    case OPC_COPY_S_df:
   1666    case OPC_COPY_U_df:
   1667    case OPC_INSERT_df:
   1668#if !defined(TARGET_MIPS64)
   1669        /* Double format valid only for MIPS64 */
   1670        if (df == DF_DOUBLE) {
   1671            gen_reserved_instruction(ctx);
   1672            break;
   1673        }
   1674        if ((MASK_MSA_ELM(ctx->opcode) == OPC_COPY_U_df) &&
   1675              (df == DF_WORD)) {
   1676            gen_reserved_instruction(ctx);
   1677            break;
   1678        }
   1679#endif
   1680        switch (MASK_MSA_ELM(ctx->opcode)) {
   1681        case OPC_COPY_S_df:
   1682            if (likely(wd != 0)) {
   1683                switch (df) {
   1684                case DF_BYTE:
   1685                    gen_helper_msa_copy_s_b(cpu_env, twd, tws, tn);
   1686                    break;
   1687                case DF_HALF:
   1688                    gen_helper_msa_copy_s_h(cpu_env, twd, tws, tn);
   1689                    break;
   1690                case DF_WORD:
   1691                    gen_helper_msa_copy_s_w(cpu_env, twd, tws, tn);
   1692                    break;
   1693#if defined(TARGET_MIPS64)
   1694                case DF_DOUBLE:
   1695                    gen_helper_msa_copy_s_d(cpu_env, twd, tws, tn);
   1696                    break;
   1697#endif
   1698                default:
   1699                    assert(0);
   1700                }
   1701            }
   1702            break;
   1703        case OPC_COPY_U_df:
   1704            if (likely(wd != 0)) {
   1705                switch (df) {
   1706                case DF_BYTE:
   1707                    gen_helper_msa_copy_u_b(cpu_env, twd, tws, tn);
   1708                    break;
   1709                case DF_HALF:
   1710                    gen_helper_msa_copy_u_h(cpu_env, twd, tws, tn);
   1711                    break;
   1712#if defined(TARGET_MIPS64)
   1713                case DF_WORD:
   1714                    gen_helper_msa_copy_u_w(cpu_env, twd, tws, tn);
   1715                    break;
   1716#endif
   1717                default:
   1718                    assert(0);
   1719                }
   1720            }
   1721            break;
   1722        case OPC_INSERT_df:
   1723            switch (df) {
   1724            case DF_BYTE:
   1725                gen_helper_msa_insert_b(cpu_env, twd, tws, tn);
   1726                break;
   1727            case DF_HALF:
   1728                gen_helper_msa_insert_h(cpu_env, twd, tws, tn);
   1729                break;
   1730            case DF_WORD:
   1731                gen_helper_msa_insert_w(cpu_env, twd, tws, tn);
   1732                break;
   1733#if defined(TARGET_MIPS64)
   1734            case DF_DOUBLE:
   1735                gen_helper_msa_insert_d(cpu_env, twd, tws, tn);
   1736                break;
   1737#endif
   1738            default:
   1739                assert(0);
   1740            }
   1741            break;
   1742        }
   1743        break;
   1744    default:
   1745        MIPS_INVAL("MSA instruction");
   1746        gen_reserved_instruction(ctx);
   1747    }
   1748    tcg_temp_free_i32(twd);
   1749    tcg_temp_free_i32(tws);
   1750    tcg_temp_free_i32(tn);
   1751    tcg_temp_free_i32(tdf);
   1752}
   1753
   1754static void gen_msa_elm(DisasContext *ctx)
   1755{
   1756    uint8_t dfn = (ctx->opcode >> 16) & 0x3f;
   1757    uint32_t df = 0, n = 0;
   1758
   1759    if ((dfn & 0x30) == 0x00) {
   1760        n = dfn & 0x0f;
   1761        df = DF_BYTE;
   1762    } else if ((dfn & 0x38) == 0x20) {
   1763        n = dfn & 0x07;
   1764        df = DF_HALF;
   1765    } else if ((dfn & 0x3c) == 0x30) {
   1766        n = dfn & 0x03;
   1767        df = DF_WORD;
   1768    } else if ((dfn & 0x3e) == 0x38) {
   1769        n = dfn & 0x01;
   1770        df = DF_DOUBLE;
   1771    } else if (dfn == 0x3E) {
   1772        /* CTCMSA, CFCMSA, MOVE.V */
   1773        gen_msa_elm_3e(ctx);
   1774        return;
   1775    } else {
   1776        gen_reserved_instruction(ctx);
   1777        return;
   1778    }
   1779
   1780    gen_msa_elm_df(ctx, df, n);
   1781}
   1782
   1783static void gen_msa_3rf(DisasContext *ctx)
   1784{
   1785#define MASK_MSA_3RF(op)    (MASK_MSA_MINOR(op) | (op & (0xf << 22)))
   1786    uint8_t df = (ctx->opcode >> 21) & 0x1;
   1787    uint8_t wt = (ctx->opcode >> 16) & 0x1f;
   1788    uint8_t ws = (ctx->opcode >> 11) & 0x1f;
   1789    uint8_t wd = (ctx->opcode >> 6) & 0x1f;
   1790
   1791    TCGv_i32 twd = tcg_const_i32(wd);
   1792    TCGv_i32 tws = tcg_const_i32(ws);
   1793    TCGv_i32 twt = tcg_const_i32(wt);
   1794    TCGv_i32 tdf = tcg_temp_new_i32();
   1795
   1796    /* adjust df value for floating-point instruction */
   1797    tcg_gen_movi_i32(tdf, df + 2);
   1798
   1799    switch (MASK_MSA_3RF(ctx->opcode)) {
   1800    case OPC_FCAF_df:
   1801        gen_helper_msa_fcaf_df(cpu_env, tdf, twd, tws, twt);
   1802        break;
   1803    case OPC_FADD_df:
   1804        gen_helper_msa_fadd_df(cpu_env, tdf, twd, tws, twt);
   1805        break;
   1806    case OPC_FCUN_df:
   1807        gen_helper_msa_fcun_df(cpu_env, tdf, twd, tws, twt);
   1808        break;
   1809    case OPC_FSUB_df:
   1810        gen_helper_msa_fsub_df(cpu_env, tdf, twd, tws, twt);
   1811        break;
   1812    case OPC_FCOR_df:
   1813        gen_helper_msa_fcor_df(cpu_env, tdf, twd, tws, twt);
   1814        break;
   1815    case OPC_FCEQ_df:
   1816        gen_helper_msa_fceq_df(cpu_env, tdf, twd, tws, twt);
   1817        break;
   1818    case OPC_FMUL_df:
   1819        gen_helper_msa_fmul_df(cpu_env, tdf, twd, tws, twt);
   1820        break;
   1821    case OPC_FCUNE_df:
   1822        gen_helper_msa_fcune_df(cpu_env, tdf, twd, tws, twt);
   1823        break;
   1824    case OPC_FCUEQ_df:
   1825        gen_helper_msa_fcueq_df(cpu_env, tdf, twd, tws, twt);
   1826        break;
   1827    case OPC_FDIV_df:
   1828        gen_helper_msa_fdiv_df(cpu_env, tdf, twd, tws, twt);
   1829        break;
   1830    case OPC_FCNE_df:
   1831        gen_helper_msa_fcne_df(cpu_env, tdf, twd, tws, twt);
   1832        break;
   1833    case OPC_FCLT_df:
   1834        gen_helper_msa_fclt_df(cpu_env, tdf, twd, tws, twt);
   1835        break;
   1836    case OPC_FMADD_df:
   1837        gen_helper_msa_fmadd_df(cpu_env, tdf, twd, tws, twt);
   1838        break;
   1839    case OPC_MUL_Q_df:
   1840        tcg_gen_movi_i32(tdf, df + 1);
   1841        gen_helper_msa_mul_q_df(cpu_env, tdf, twd, tws, twt);
   1842        break;
   1843    case OPC_FCULT_df:
   1844        gen_helper_msa_fcult_df(cpu_env, tdf, twd, tws, twt);
   1845        break;
   1846    case OPC_FMSUB_df:
   1847        gen_helper_msa_fmsub_df(cpu_env, tdf, twd, tws, twt);
   1848        break;
   1849    case OPC_MADD_Q_df:
   1850        tcg_gen_movi_i32(tdf, df + 1);
   1851        gen_helper_msa_madd_q_df(cpu_env, tdf, twd, tws, twt);
   1852        break;
   1853    case OPC_FCLE_df:
   1854        gen_helper_msa_fcle_df(cpu_env, tdf, twd, tws, twt);
   1855        break;
   1856    case OPC_MSUB_Q_df:
   1857        tcg_gen_movi_i32(tdf, df + 1);
   1858        gen_helper_msa_msub_q_df(cpu_env, tdf, twd, tws, twt);
   1859        break;
   1860    case OPC_FCULE_df:
   1861        gen_helper_msa_fcule_df(cpu_env, tdf, twd, tws, twt);
   1862        break;
   1863    case OPC_FEXP2_df:
   1864        gen_helper_msa_fexp2_df(cpu_env, tdf, twd, tws, twt);
   1865        break;
   1866    case OPC_FSAF_df:
   1867        gen_helper_msa_fsaf_df(cpu_env, tdf, twd, tws, twt);
   1868        break;
   1869    case OPC_FEXDO_df:
   1870        gen_helper_msa_fexdo_df(cpu_env, tdf, twd, tws, twt);
   1871        break;
   1872    case OPC_FSUN_df:
   1873        gen_helper_msa_fsun_df(cpu_env, tdf, twd, tws, twt);
   1874        break;
   1875    case OPC_FSOR_df:
   1876        gen_helper_msa_fsor_df(cpu_env, tdf, twd, tws, twt);
   1877        break;
   1878    case OPC_FSEQ_df:
   1879        gen_helper_msa_fseq_df(cpu_env, tdf, twd, tws, twt);
   1880        break;
   1881    case OPC_FTQ_df:
   1882        gen_helper_msa_ftq_df(cpu_env, tdf, twd, tws, twt);
   1883        break;
   1884    case OPC_FSUNE_df:
   1885        gen_helper_msa_fsune_df(cpu_env, tdf, twd, tws, twt);
   1886        break;
   1887    case OPC_FSUEQ_df:
   1888        gen_helper_msa_fsueq_df(cpu_env, tdf, twd, tws, twt);
   1889        break;
   1890    case OPC_FSNE_df:
   1891        gen_helper_msa_fsne_df(cpu_env, tdf, twd, tws, twt);
   1892        break;
   1893    case OPC_FSLT_df:
   1894        gen_helper_msa_fslt_df(cpu_env, tdf, twd, tws, twt);
   1895        break;
   1896    case OPC_FMIN_df:
   1897        gen_helper_msa_fmin_df(cpu_env, tdf, twd, tws, twt);
   1898        break;
   1899    case OPC_MULR_Q_df:
   1900        tcg_gen_movi_i32(tdf, df + 1);
   1901        gen_helper_msa_mulr_q_df(cpu_env, tdf, twd, tws, twt);
   1902        break;
   1903    case OPC_FSULT_df:
   1904        gen_helper_msa_fsult_df(cpu_env, tdf, twd, tws, twt);
   1905        break;
   1906    case OPC_FMIN_A_df:
   1907        gen_helper_msa_fmin_a_df(cpu_env, tdf, twd, tws, twt);
   1908        break;
   1909    case OPC_MADDR_Q_df:
   1910        tcg_gen_movi_i32(tdf, df + 1);
   1911        gen_helper_msa_maddr_q_df(cpu_env, tdf, twd, tws, twt);
   1912        break;
   1913    case OPC_FSLE_df:
   1914        gen_helper_msa_fsle_df(cpu_env, tdf, twd, tws, twt);
   1915        break;
   1916    case OPC_FMAX_df:
   1917        gen_helper_msa_fmax_df(cpu_env, tdf, twd, tws, twt);
   1918        break;
   1919    case OPC_MSUBR_Q_df:
   1920        tcg_gen_movi_i32(tdf, df + 1);
   1921        gen_helper_msa_msubr_q_df(cpu_env, tdf, twd, tws, twt);
   1922        break;
   1923    case OPC_FSULE_df:
   1924        gen_helper_msa_fsule_df(cpu_env, tdf, twd, tws, twt);
   1925        break;
   1926    case OPC_FMAX_A_df:
   1927        gen_helper_msa_fmax_a_df(cpu_env, tdf, twd, tws, twt);
   1928        break;
   1929    default:
   1930        MIPS_INVAL("MSA instruction");
   1931        gen_reserved_instruction(ctx);
   1932        break;
   1933    }
   1934
   1935    tcg_temp_free_i32(twd);
   1936    tcg_temp_free_i32(tws);
   1937    tcg_temp_free_i32(twt);
   1938    tcg_temp_free_i32(tdf);
   1939}
   1940
   1941static void gen_msa_2r(DisasContext *ctx)
   1942{
   1943#define MASK_MSA_2R(op)     (MASK_MSA_MINOR(op) | (op & (0x1f << 21)) | \
   1944                            (op & (0x7 << 18)))
   1945    uint8_t wt = (ctx->opcode >> 16) & 0x1f;
   1946    uint8_t ws = (ctx->opcode >> 11) & 0x1f;
   1947    uint8_t wd = (ctx->opcode >> 6) & 0x1f;
   1948    uint8_t df = (ctx->opcode >> 16) & 0x3;
   1949    TCGv_i32 twd = tcg_const_i32(wd);
   1950    TCGv_i32 tws = tcg_const_i32(ws);
   1951    TCGv_i32 twt = tcg_const_i32(wt);
   1952    TCGv_i32 tdf = tcg_const_i32(df);
   1953
   1954    switch (MASK_MSA_2R(ctx->opcode)) {
   1955    case OPC_FILL_df:
   1956#if !defined(TARGET_MIPS64)
   1957        /* Double format valid only for MIPS64 */
   1958        if (df == DF_DOUBLE) {
   1959            gen_reserved_instruction(ctx);
   1960            break;
   1961        }
   1962#endif
   1963        gen_helper_msa_fill_df(cpu_env, tdf, twd, tws); /* trs */
   1964        break;
   1965    case OPC_NLOC_df:
   1966        switch (df) {
   1967        case DF_BYTE:
   1968            gen_helper_msa_nloc_b(cpu_env, twd, tws);
   1969            break;
   1970        case DF_HALF:
   1971            gen_helper_msa_nloc_h(cpu_env, twd, tws);
   1972            break;
   1973        case DF_WORD:
   1974            gen_helper_msa_nloc_w(cpu_env, twd, tws);
   1975            break;
   1976        case DF_DOUBLE:
   1977            gen_helper_msa_nloc_d(cpu_env, twd, tws);
   1978            break;
   1979        }
   1980        break;
   1981    case OPC_NLZC_df:
   1982        switch (df) {
   1983        case DF_BYTE:
   1984            gen_helper_msa_nlzc_b(cpu_env, twd, tws);
   1985            break;
   1986        case DF_HALF:
   1987            gen_helper_msa_nlzc_h(cpu_env, twd, tws);
   1988            break;
   1989        case DF_WORD:
   1990            gen_helper_msa_nlzc_w(cpu_env, twd, tws);
   1991            break;
   1992        case DF_DOUBLE:
   1993            gen_helper_msa_nlzc_d(cpu_env, twd, tws);
   1994            break;
   1995        }
   1996        break;
   1997    case OPC_PCNT_df:
   1998        switch (df) {
   1999        case DF_BYTE:
   2000            gen_helper_msa_pcnt_b(cpu_env, twd, tws);
   2001            break;
   2002        case DF_HALF:
   2003            gen_helper_msa_pcnt_h(cpu_env, twd, tws);
   2004            break;
   2005        case DF_WORD:
   2006            gen_helper_msa_pcnt_w(cpu_env, twd, tws);
   2007            break;
   2008        case DF_DOUBLE:
   2009            gen_helper_msa_pcnt_d(cpu_env, twd, tws);
   2010            break;
   2011        }
   2012        break;
   2013    default:
   2014        MIPS_INVAL("MSA instruction");
   2015        gen_reserved_instruction(ctx);
   2016        break;
   2017    }
   2018
   2019    tcg_temp_free_i32(twd);
   2020    tcg_temp_free_i32(tws);
   2021    tcg_temp_free_i32(twt);
   2022    tcg_temp_free_i32(tdf);
   2023}
   2024
   2025static void gen_msa_2rf(DisasContext *ctx)
   2026{
   2027#define MASK_MSA_2RF(op)    (MASK_MSA_MINOR(op) | (op & (0x1f << 21)) | \
   2028                            (op & (0xf << 17)))
   2029    uint8_t wt = (ctx->opcode >> 16) & 0x1f;
   2030    uint8_t ws = (ctx->opcode >> 11) & 0x1f;
   2031    uint8_t wd = (ctx->opcode >> 6) & 0x1f;
   2032    uint8_t df = (ctx->opcode >> 16) & 0x1;
   2033    TCGv_i32 twd = tcg_const_i32(wd);
   2034    TCGv_i32 tws = tcg_const_i32(ws);
   2035    TCGv_i32 twt = tcg_const_i32(wt);
   2036    /* adjust df value for floating-point instruction */
   2037    TCGv_i32 tdf = tcg_const_i32(df + 2);
   2038
   2039    switch (MASK_MSA_2RF(ctx->opcode)) {
   2040    case OPC_FCLASS_df:
   2041        gen_helper_msa_fclass_df(cpu_env, tdf, twd, tws);
   2042        break;
   2043    case OPC_FTRUNC_S_df:
   2044        gen_helper_msa_ftrunc_s_df(cpu_env, tdf, twd, tws);
   2045        break;
   2046    case OPC_FTRUNC_U_df:
   2047        gen_helper_msa_ftrunc_u_df(cpu_env, tdf, twd, tws);
   2048        break;
   2049    case OPC_FSQRT_df:
   2050        gen_helper_msa_fsqrt_df(cpu_env, tdf, twd, tws);
   2051        break;
   2052    case OPC_FRSQRT_df:
   2053        gen_helper_msa_frsqrt_df(cpu_env, tdf, twd, tws);
   2054        break;
   2055    case OPC_FRCP_df:
   2056        gen_helper_msa_frcp_df(cpu_env, tdf, twd, tws);
   2057        break;
   2058    case OPC_FRINT_df:
   2059        gen_helper_msa_frint_df(cpu_env, tdf, twd, tws);
   2060        break;
   2061    case OPC_FLOG2_df:
   2062        gen_helper_msa_flog2_df(cpu_env, tdf, twd, tws);
   2063        break;
   2064    case OPC_FEXUPL_df:
   2065        gen_helper_msa_fexupl_df(cpu_env, tdf, twd, tws);
   2066        break;
   2067    case OPC_FEXUPR_df:
   2068        gen_helper_msa_fexupr_df(cpu_env, tdf, twd, tws);
   2069        break;
   2070    case OPC_FFQL_df:
   2071        gen_helper_msa_ffql_df(cpu_env, tdf, twd, tws);
   2072        break;
   2073    case OPC_FFQR_df:
   2074        gen_helper_msa_ffqr_df(cpu_env, tdf, twd, tws);
   2075        break;
   2076    case OPC_FTINT_S_df:
   2077        gen_helper_msa_ftint_s_df(cpu_env, tdf, twd, tws);
   2078        break;
   2079    case OPC_FTINT_U_df:
   2080        gen_helper_msa_ftint_u_df(cpu_env, tdf, twd, tws);
   2081        break;
   2082    case OPC_FFINT_S_df:
   2083        gen_helper_msa_ffint_s_df(cpu_env, tdf, twd, tws);
   2084        break;
   2085    case OPC_FFINT_U_df:
   2086        gen_helper_msa_ffint_u_df(cpu_env, tdf, twd, tws);
   2087        break;
   2088    }
   2089
   2090    tcg_temp_free_i32(twd);
   2091    tcg_temp_free_i32(tws);
   2092    tcg_temp_free_i32(twt);
   2093    tcg_temp_free_i32(tdf);
   2094}
   2095
   2096static void gen_msa_vec_v(DisasContext *ctx)
   2097{
   2098#define MASK_MSA_VEC(op)    (MASK_MSA_MINOR(op) | (op & (0x1f << 21)))
   2099    uint8_t wt = (ctx->opcode >> 16) & 0x1f;
   2100    uint8_t ws = (ctx->opcode >> 11) & 0x1f;
   2101    uint8_t wd = (ctx->opcode >> 6) & 0x1f;
   2102    TCGv_i32 twd = tcg_const_i32(wd);
   2103    TCGv_i32 tws = tcg_const_i32(ws);
   2104    TCGv_i32 twt = tcg_const_i32(wt);
   2105
   2106    switch (MASK_MSA_VEC(ctx->opcode)) {
   2107    case OPC_AND_V:
   2108        gen_helper_msa_and_v(cpu_env, twd, tws, twt);
   2109        break;
   2110    case OPC_OR_V:
   2111        gen_helper_msa_or_v(cpu_env, twd, tws, twt);
   2112        break;
   2113    case OPC_NOR_V:
   2114        gen_helper_msa_nor_v(cpu_env, twd, tws, twt);
   2115        break;
   2116    case OPC_XOR_V:
   2117        gen_helper_msa_xor_v(cpu_env, twd, tws, twt);
   2118        break;
   2119    case OPC_BMNZ_V:
   2120        gen_helper_msa_bmnz_v(cpu_env, twd, tws, twt);
   2121        break;
   2122    case OPC_BMZ_V:
   2123        gen_helper_msa_bmz_v(cpu_env, twd, tws, twt);
   2124        break;
   2125    case OPC_BSEL_V:
   2126        gen_helper_msa_bsel_v(cpu_env, twd, tws, twt);
   2127        break;
   2128    default:
   2129        MIPS_INVAL("MSA instruction");
   2130        gen_reserved_instruction(ctx);
   2131        break;
   2132    }
   2133
   2134    tcg_temp_free_i32(twd);
   2135    tcg_temp_free_i32(tws);
   2136    tcg_temp_free_i32(twt);
   2137}
   2138
   2139static void gen_msa_vec(DisasContext *ctx)
   2140{
   2141    switch (MASK_MSA_VEC(ctx->opcode)) {
   2142    case OPC_AND_V:
   2143    case OPC_OR_V:
   2144    case OPC_NOR_V:
   2145    case OPC_XOR_V:
   2146    case OPC_BMNZ_V:
   2147    case OPC_BMZ_V:
   2148    case OPC_BSEL_V:
   2149        gen_msa_vec_v(ctx);
   2150        break;
   2151    case OPC_MSA_2R:
   2152        gen_msa_2r(ctx);
   2153        break;
   2154    case OPC_MSA_2RF:
   2155        gen_msa_2rf(ctx);
   2156        break;
   2157    default:
   2158        MIPS_INVAL("MSA instruction");
   2159        gen_reserved_instruction(ctx);
   2160        break;
   2161    }
   2162}
   2163
   2164static bool trans_MSA(DisasContext *ctx, arg_MSA *a)
   2165{
   2166    uint32_t opcode = ctx->opcode;
   2167
   2168    check_msa_access(ctx);
   2169
   2170    switch (MASK_MSA_MINOR(opcode)) {
   2171    case OPC_MSA_I8_00:
   2172    case OPC_MSA_I8_01:
   2173    case OPC_MSA_I8_02:
   2174        gen_msa_i8(ctx);
   2175        break;
   2176    case OPC_MSA_I5_06:
   2177    case OPC_MSA_I5_07:
   2178        gen_msa_i5(ctx);
   2179        break;
   2180    case OPC_MSA_BIT_09:
   2181    case OPC_MSA_BIT_0A:
   2182        gen_msa_bit(ctx);
   2183        break;
   2184    case OPC_MSA_3R_0D:
   2185    case OPC_MSA_3R_0E:
   2186    case OPC_MSA_3R_0F:
   2187    case OPC_MSA_3R_10:
   2188    case OPC_MSA_3R_11:
   2189    case OPC_MSA_3R_12:
   2190    case OPC_MSA_3R_13:
   2191    case OPC_MSA_3R_14:
   2192    case OPC_MSA_3R_15:
   2193        gen_msa_3r(ctx);
   2194        break;
   2195    case OPC_MSA_ELM:
   2196        gen_msa_elm(ctx);
   2197        break;
   2198    case OPC_MSA_3RF_1A:
   2199    case OPC_MSA_3RF_1B:
   2200    case OPC_MSA_3RF_1C:
   2201        gen_msa_3rf(ctx);
   2202        break;
   2203    case OPC_MSA_VEC:
   2204        gen_msa_vec(ctx);
   2205        break;
   2206    case OPC_LD_B:
   2207    case OPC_LD_H:
   2208    case OPC_LD_W:
   2209    case OPC_LD_D:
   2210    case OPC_ST_B:
   2211    case OPC_ST_H:
   2212    case OPC_ST_W:
   2213    case OPC_ST_D:
   2214        {
   2215            int32_t s10 = sextract32(ctx->opcode, 16, 10);
   2216            uint8_t rs = (ctx->opcode >> 11) & 0x1f;
   2217            uint8_t wd = (ctx->opcode >> 6) & 0x1f;
   2218            uint8_t df = (ctx->opcode >> 0) & 0x3;
   2219
   2220            TCGv_i32 twd = tcg_const_i32(wd);
   2221            TCGv taddr = tcg_temp_new();
   2222            gen_base_offset_addr(ctx, taddr, rs, s10 << df);
   2223
   2224            switch (MASK_MSA_MINOR(opcode)) {
   2225            case OPC_LD_B:
   2226                gen_helper_msa_ld_b(cpu_env, twd, taddr);
   2227                break;
   2228            case OPC_LD_H:
   2229                gen_helper_msa_ld_h(cpu_env, twd, taddr);
   2230                break;
   2231            case OPC_LD_W:
   2232                gen_helper_msa_ld_w(cpu_env, twd, taddr);
   2233                break;
   2234            case OPC_LD_D:
   2235                gen_helper_msa_ld_d(cpu_env, twd, taddr);
   2236                break;
   2237            case OPC_ST_B:
   2238                gen_helper_msa_st_b(cpu_env, twd, taddr);
   2239                break;
   2240            case OPC_ST_H:
   2241                gen_helper_msa_st_h(cpu_env, twd, taddr);
   2242                break;
   2243            case OPC_ST_W:
   2244                gen_helper_msa_st_w(cpu_env, twd, taddr);
   2245                break;
   2246            case OPC_ST_D:
   2247                gen_helper_msa_st_d(cpu_env, twd, taddr);
   2248                break;
   2249            }
   2250
   2251            tcg_temp_free_i32(twd);
   2252            tcg_temp_free(taddr);
   2253        }
   2254        break;
   2255    default:
   2256        MIPS_INVAL("MSA instruction");
   2257        gen_reserved_instruction(ctx);
   2258        break;
   2259    }
   2260
   2261    return true;
   2262}
   2263
   2264static bool trans_LSA(DisasContext *ctx, arg_r *a)
   2265{
   2266    return gen_lsa(ctx, a->rd, a->rt, a->rs, a->sa);
   2267}
   2268
   2269static bool trans_DLSA(DisasContext *ctx, arg_r *a)
   2270{
   2271    if (TARGET_LONG_BITS != 64) {
   2272        return false;
   2273    }
   2274    return gen_dlsa(ctx, a->rd, a->rt, a->rs, a->sa);
   2275}