qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
Log | Files | Refs | Submodules | LICENSE

insn32.decode (46261B)


      1 #
      2 # RISC-V translation routines for the RVXI Base Integer Instruction Set.
      3 #
      4 # Copyright (c) 2018 Peer Adelt, peer.adelt@hni.uni-paderborn.de
      5 #                    Bastian Koppelmann, kbastian@mail.uni-paderborn.de
      6 #
      7 # This program is free software; you can redistribute it and/or modify it
      8 # under the terms and conditions of the GNU General Public License,
      9 # version 2 or later, as published by the Free Software Foundation.
     10 #
     11 # This program is distributed in the hope it will be useful, but WITHOUT
     12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
     13 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
     14 # more details.
     15 #
     16 # You should have received a copy of the GNU General Public License along with
     17 # this program.  If not, see <http://www.gnu.org/licenses/>.
     18 
     19 # Fields:
     20 %rs3       27:5
     21 %rs2       20:5
     22 %rs1       15:5
     23 %rd        7:5
     24 %sh5       20:5
     25 %sh6       20:6
     26 
     27 %sh7    20:7
     28 %csr    20:12
     29 %rm     12:3
     30 %nf     29:3                     !function=ex_plus_1
     31 
     32 # immediates:
     33 %imm_i    20:s12
     34 %imm_s    25:s7 7:5
     35 %imm_b    31:s1 7:1 25:6 8:4     !function=ex_shift_1
     36 %imm_j    31:s1 12:8 20:1 21:10  !function=ex_shift_1
     37 %imm_u    12:s20                 !function=ex_shift_12
     38 %imm_bs   30:2                   !function=ex_shift_3
     39 %imm_rnum 20:4
     40 
     41 # Argument sets:
     42 &empty
     43 &b    imm rs2 rs1
     44 &i    imm rs1 rd
     45 &j    imm rd
     46 &r    rd rs1 rs2
     47 &r2   rd rs1
     48 &r2_s rs1 rs2
     49 &s    imm rs1 rs2
     50 &u    imm rd
     51 &shift     shamt rs1 rd
     52 &atomic    aq rl rs2 rs1 rd
     53 &rmrr      vm rd rs1 rs2
     54 &rmr       vm rd rs2
     55 &r2nfvm    vm rd rs1 nf
     56 &rnfvm     vm rd rs1 rs2 nf
     57 &k_aes     shamt rs2 rs1 rd
     58 
     59 # Formats 32:
     60 @r       .......   ..... ..... ... ..... ....... &r                %rs2 %rs1 %rd
     61 @i       ............    ..... ... ..... ....... &i      imm=%imm_i     %rs1 %rd
     62 @b       .......   ..... ..... ... ..... ....... &b      imm=%imm_b %rs2 %rs1
     63 @s       .......   ..... ..... ... ..... ....... &s      imm=%imm_s %rs2 %rs1
     64 @u       ....................      ..... ....... &u      imm=%imm_u          %rd
     65 @j       ....................      ..... ....... &j      imm=%imm_j          %rd
     66 
     67 @sh      ......  ...... .....  ... ..... ....... &shift  shamt=%sh7     %rs1 %rd
     68 @csr     ............   .....  ... ..... .......               %csr     %rs1 %rd
     69 
     70 @atom_ld ..... aq:1 rl:1 ..... ........ ..... ....... &atomic rs2=0     %rs1 %rd
     71 @atom_st ..... aq:1 rl:1 ..... ........ ..... ....... &atomic %rs2      %rs1 %rd
     72 
     73 @r4_rm   ..... ..  ..... ..... ... ..... ....... %rs3 %rs2 %rs1 %rm %rd
     74 @r_rm    .......   ..... ..... ... ..... ....... %rs2 %rs1 %rm %rd
     75 @r2_rm   .......   ..... ..... ... ..... ....... %rs1 %rm %rd
     76 @r2      .......   ..... ..... ... ..... ....... &r2 %rs1 %rd
     77 @r2_nfvm ... ... vm:1 ..... ..... ... ..... ....... &r2nfvm %nf %rs1 %rd
     78 @r2_vm   ...... vm:1 ..... ..... ... ..... ....... &rmr %rs2 %rd
     79 @r1_vm   ...... vm:1 ..... ..... ... ..... ....... %rd
     80 @r_nfvm  ... ... vm:1 ..... ..... ... ..... ....... &rnfvm %nf %rs2 %rs1 %rd
     81 @r2rd    .......   ..... ..... ... ..... ....... %rs2 %rd
     82 @r_vm    ...... vm:1 ..... ..... ... ..... ....... &rmrr %rs2 %rs1 %rd
     83 @r_vm_1  ...... . ..... ..... ... ..... .......    &rmrr vm=1 %rs2 %rs1 %rd
     84 @r_vm_0  ...... . ..... ..... ... ..... .......    &rmrr vm=0 %rs2 %rs1 %rd
     85 @r2_zimm11 . zimm:11  ..... ... ..... ....... %rs1 %rd
     86 @r2_zimm10 .. zimm:10  ..... ... ..... ....... %rs1 %rd
     87 @r2_s    .......   ..... ..... ... ..... ....... %rs2 %rs1
     88 
     89 @hfence_gvma ....... ..... .....   ... ..... ....... %rs2 %rs1
     90 @hfence_vvma ....... ..... .....   ... ..... ....... %rs2 %rs1
     91 
     92 @sfence_vma ....... ..... .....   ... ..... ....... %rs2 %rs1
     93 @sfence_vm  ....... ..... .....   ... ..... ....... %rs1
     94 
     95 @k_aes   .. ..... ..... .....  ... ..... ....... &k_aes  shamt=%imm_bs   %rs2 %rs1 %rd
     96 @i_aes   .. ..... ..... .....  ... ..... ....... &i      imm=%imm_rnum        %rs1 %rd
     97 
     98 # Formats 64:
     99 @sh5     .......  ..... .....  ... ..... ....... &shift  shamt=%sh5      %rs1 %rd
    100 
    101 # Formats 128:
    102 @sh6       ...... ...... ..... ... ..... ....... &shift shamt=%sh6 %rs1 %rd
    103 
    104 # *** Privileged Instructions ***
    105 ecall       000000000000     00000 000 00000 1110011
    106 ebreak      000000000001     00000 000 00000 1110011
    107 uret        0000000    00010 00000 000 00000 1110011
    108 sret        0001000    00010 00000 000 00000 1110011
    109 mret        0011000    00010 00000 000 00000 1110011
    110 wfi         0001000    00101 00000 000 00000 1110011
    111 sfence_vma  0001001    ..... ..... 000 00000 1110011 @sfence_vma
    112 sfence_vm   0001000    00100 ..... 000 00000 1110011 @sfence_vm
    113 
    114 # *** RV32I Base Instruction Set ***
    115 lui      ....................       ..... 0110111 @u
    116 auipc    ....................       ..... 0010111 @u
    117 jal      ....................       ..... 1101111 @j
    118 jalr     ............     ..... 000 ..... 1100111 @i
    119 beq      ....... .....    ..... 000 ..... 1100011 @b
    120 bne      ....... .....    ..... 001 ..... 1100011 @b
    121 blt      ....... .....    ..... 100 ..... 1100011 @b
    122 bge      ....... .....    ..... 101 ..... 1100011 @b
    123 bltu     ....... .....    ..... 110 ..... 1100011 @b
    124 bgeu     ....... .....    ..... 111 ..... 1100011 @b
    125 lb       ............     ..... 000 ..... 0000011 @i
    126 lh       ............     ..... 001 ..... 0000011 @i
    127 lw       ............     ..... 010 ..... 0000011 @i
    128 lbu      ............     ..... 100 ..... 0000011 @i
    129 lhu      ............     ..... 101 ..... 0000011 @i
    130 sb       .......  .....   ..... 000 ..... 0100011 @s
    131 sh       .......  .....   ..... 001 ..... 0100011 @s
    132 sw       .......  .....   ..... 010 ..... 0100011 @s
    133 addi     ............     ..... 000 ..... 0010011 @i
    134 slti     ............     ..... 010 ..... 0010011 @i
    135 sltiu    ............     ..... 011 ..... 0010011 @i
    136 xori     ............     ..... 100 ..... 0010011 @i
    137 ori      ............     ..... 110 ..... 0010011 @i
    138 andi     ............     ..... 111 ..... 0010011 @i
    139 slli     00000. ......    ..... 001 ..... 0010011 @sh
    140 srli     00000. ......    ..... 101 ..... 0010011 @sh
    141 srai     01000. ......    ..... 101 ..... 0010011 @sh
    142 add      0000000 .....    ..... 000 ..... 0110011 @r
    143 sub      0100000 .....    ..... 000 ..... 0110011 @r
    144 sll      0000000 .....    ..... 001 ..... 0110011 @r
    145 slt      0000000 .....    ..... 010 ..... 0110011 @r
    146 sltu     0000000 .....    ..... 011 ..... 0110011 @r
    147 xor      0000000 .....    ..... 100 ..... 0110011 @r
    148 srl      0000000 .....    ..... 101 ..... 0110011 @r
    149 sra      0100000 .....    ..... 101 ..... 0110011 @r
    150 or       0000000 .....    ..... 110 ..... 0110011 @r
    151 and      0000000 .....    ..... 111 ..... 0110011 @r
    152 
    153 {
    154   pause  0000 0001   0000   00000 000 00000 0001111
    155   fence  ---- pred:4 succ:4 ----- 000 ----- 0001111
    156 }
    157 
    158 fence_i  ---- ----   ----   ----- 001 ----- 0001111
    159 csrrw    ............     ..... 001 ..... 1110011 @csr
    160 csrrs    ............     ..... 010 ..... 1110011 @csr
    161 csrrc    ............     ..... 011 ..... 1110011 @csr
    162 csrrwi   ............     ..... 101 ..... 1110011 @csr
    163 csrrsi   ............     ..... 110 ..... 1110011 @csr
    164 csrrci   ............     ..... 111 ..... 1110011 @csr
    165 
    166 # *** RV64I Base Instruction Set (in addition to RV32I) ***
    167 lwu      ............   ..... 110 ..... 0000011 @i
    168 ld       ............   ..... 011 ..... 0000011 @i
    169 sd       ....... .....  ..... 011 ..... 0100011 @s
    170 addiw    ............   ..... 000 ..... 0011011 @i
    171 slliw    0000000 .....  ..... 001 ..... 0011011 @sh5
    172 srliw    0000000 .....  ..... 101 ..... 0011011 @sh5
    173 sraiw    0100000 .....  ..... 101 ..... 0011011 @sh5
    174 addw     0000000 .....  ..... 000 ..... 0111011 @r
    175 subw     0100000 .....  ..... 000 ..... 0111011 @r
    176 sllw     0000000 .....  ..... 001 ..... 0111011 @r
    177 srlw     0000000 .....  ..... 101 ..... 0111011 @r
    178 sraw     0100000 .....  ..... 101 ..... 0111011 @r
    179 
    180 # *** RV128I Base Instruction Set (in addition to RV64I) ***
    181 ldu      ............   ..... 111 ..... 0000011 @i
    182 lq       ............   ..... 010 ..... 0001111 @i
    183 sq       ............   ..... 100 ..... 0100011 @s
    184 addid    ............  .....  000 ..... 1011011 @i
    185 sllid    000000 ......  ..... 001 ..... 1011011 @sh6
    186 srlid    000000 ......  ..... 101 ..... 1011011 @sh6
    187 sraid    010000 ......  ..... 101 ..... 1011011 @sh6
    188 addd     0000000 ..... .....  000 ..... 1111011 @r
    189 subd     0100000 ..... .....  000 ..... 1111011 @r
    190 slld     0000000 ..... .....  001 ..... 1111011 @r
    191 srld     0000000 ..... .....  101 ..... 1111011 @r
    192 srad     0100000 ..... .....  101 ..... 1111011 @r
    193 
    194 # *** RV32M Standard Extension ***
    195 mul      0000001 .....  ..... 000 ..... 0110011 @r
    196 mulh     0000001 .....  ..... 001 ..... 0110011 @r
    197 mulhsu   0000001 .....  ..... 010 ..... 0110011 @r
    198 mulhu    0000001 .....  ..... 011 ..... 0110011 @r
    199 div      0000001 .....  ..... 100 ..... 0110011 @r
    200 divu     0000001 .....  ..... 101 ..... 0110011 @r
    201 rem      0000001 .....  ..... 110 ..... 0110011 @r
    202 remu     0000001 .....  ..... 111 ..... 0110011 @r
    203 
    204 # *** RV64M Standard Extension (in addition to RV32M) ***
    205 mulw     0000001 .....  ..... 000 ..... 0111011 @r
    206 divw     0000001 .....  ..... 100 ..... 0111011 @r
    207 divuw    0000001 .....  ..... 101 ..... 0111011 @r
    208 remw     0000001 .....  ..... 110 ..... 0111011 @r
    209 remuw    0000001 .....  ..... 111 ..... 0111011 @r
    210 
    211 # *** RV128M Standard Extension (in addition to RV64M) ***
    212 muld     0000001 .....  ..... 000 ..... 1111011 @r
    213 divd     0000001 .....  ..... 100 ..... 1111011 @r
    214 divud    0000001 .....  ..... 101 ..... 1111011 @r
    215 remd     0000001 .....  ..... 110 ..... 1111011 @r
    216 remud    0000001 .....  ..... 111 ..... 1111011 @r
    217 
    218 # *** RV32A Standard Extension ***
    219 lr_w       00010 . . 00000 ..... 010 ..... 0101111 @atom_ld
    220 sc_w       00011 . . ..... ..... 010 ..... 0101111 @atom_st
    221 amoswap_w  00001 . . ..... ..... 010 ..... 0101111 @atom_st
    222 amoadd_w   00000 . . ..... ..... 010 ..... 0101111 @atom_st
    223 amoxor_w   00100 . . ..... ..... 010 ..... 0101111 @atom_st
    224 amoand_w   01100 . . ..... ..... 010 ..... 0101111 @atom_st
    225 amoor_w    01000 . . ..... ..... 010 ..... 0101111 @atom_st
    226 amomin_w   10000 . . ..... ..... 010 ..... 0101111 @atom_st
    227 amomax_w   10100 . . ..... ..... 010 ..... 0101111 @atom_st
    228 amominu_w  11000 . . ..... ..... 010 ..... 0101111 @atom_st
    229 amomaxu_w  11100 . . ..... ..... 010 ..... 0101111 @atom_st
    230 
    231 # *** RV64A Standard Extension (in addition to RV32A) ***
    232 lr_d       00010 . . 00000 ..... 011 ..... 0101111 @atom_ld
    233 sc_d       00011 . . ..... ..... 011 ..... 0101111 @atom_st
    234 amoswap_d  00001 . . ..... ..... 011 ..... 0101111 @atom_st
    235 amoadd_d   00000 . . ..... ..... 011 ..... 0101111 @atom_st
    236 amoxor_d   00100 . . ..... ..... 011 ..... 0101111 @atom_st
    237 amoand_d   01100 . . ..... ..... 011 ..... 0101111 @atom_st
    238 amoor_d    01000 . . ..... ..... 011 ..... 0101111 @atom_st
    239 amomin_d   10000 . . ..... ..... 011 ..... 0101111 @atom_st
    240 amomax_d   10100 . . ..... ..... 011 ..... 0101111 @atom_st
    241 amominu_d  11000 . . ..... ..... 011 ..... 0101111 @atom_st
    242 amomaxu_d  11100 . . ..... ..... 011 ..... 0101111 @atom_st
    243 
    244 # *** RV32F Standard Extension ***
    245 flw        ............   ..... 010 ..... 0000111 @i
    246 fsw        .......  ..... ..... 010 ..... 0100111 @s
    247 fmadd_s    ..... 00 ..... ..... ... ..... 1000011 @r4_rm
    248 fmsub_s    ..... 00 ..... ..... ... ..... 1000111 @r4_rm
    249 fnmsub_s   ..... 00 ..... ..... ... ..... 1001011 @r4_rm
    250 fnmadd_s   ..... 00 ..... ..... ... ..... 1001111 @r4_rm
    251 fadd_s     0000000  ..... ..... ... ..... 1010011 @r_rm
    252 fsub_s     0000100  ..... ..... ... ..... 1010011 @r_rm
    253 fmul_s     0001000  ..... ..... ... ..... 1010011 @r_rm
    254 fdiv_s     0001100  ..... ..... ... ..... 1010011 @r_rm
    255 fsqrt_s    0101100  00000 ..... ... ..... 1010011 @r2_rm
    256 fsgnj_s    0010000  ..... ..... 000 ..... 1010011 @r
    257 fsgnjn_s   0010000  ..... ..... 001 ..... 1010011 @r
    258 fsgnjx_s   0010000  ..... ..... 010 ..... 1010011 @r
    259 fmin_s     0010100  ..... ..... 000 ..... 1010011 @r
    260 fmax_s     0010100  ..... ..... 001 ..... 1010011 @r
    261 fcvt_w_s   1100000  00000 ..... ... ..... 1010011 @r2_rm
    262 fcvt_wu_s  1100000  00001 ..... ... ..... 1010011 @r2_rm
    263 fmv_x_w    1110000  00000 ..... 000 ..... 1010011 @r2
    264 feq_s      1010000  ..... ..... 010 ..... 1010011 @r
    265 flt_s      1010000  ..... ..... 001 ..... 1010011 @r
    266 fle_s      1010000  ..... ..... 000 ..... 1010011 @r
    267 fclass_s   1110000  00000 ..... 001 ..... 1010011 @r2
    268 fcvt_s_w   1101000  00000 ..... ... ..... 1010011 @r2_rm
    269 fcvt_s_wu  1101000  00001 ..... ... ..... 1010011 @r2_rm
    270 fmv_w_x    1111000  00000 ..... 000 ..... 1010011 @r2
    271 
    272 # *** RV64F Standard Extension (in addition to RV32F) ***
    273 fcvt_l_s   1100000  00010 ..... ... ..... 1010011 @r2_rm
    274 fcvt_lu_s  1100000  00011 ..... ... ..... 1010011 @r2_rm
    275 fcvt_s_l   1101000  00010 ..... ... ..... 1010011 @r2_rm
    276 fcvt_s_lu  1101000  00011 ..... ... ..... 1010011 @r2_rm
    277 
    278 # *** RV32D Standard Extension ***
    279 fld        ............   ..... 011 ..... 0000111 @i
    280 fsd        ....... .....  ..... 011 ..... 0100111 @s
    281 fmadd_d    ..... 01 ..... ..... ... ..... 1000011 @r4_rm
    282 fmsub_d    ..... 01 ..... ..... ... ..... 1000111 @r4_rm
    283 fnmsub_d   ..... 01 ..... ..... ... ..... 1001011 @r4_rm
    284 fnmadd_d   ..... 01 ..... ..... ... ..... 1001111 @r4_rm
    285 fadd_d     0000001  ..... ..... ... ..... 1010011 @r_rm
    286 fsub_d     0000101  ..... ..... ... ..... 1010011 @r_rm
    287 fmul_d     0001001  ..... ..... ... ..... 1010011 @r_rm
    288 fdiv_d     0001101  ..... ..... ... ..... 1010011 @r_rm
    289 fsqrt_d    0101101  00000 ..... ... ..... 1010011 @r2_rm
    290 fsgnj_d    0010001  ..... ..... 000 ..... 1010011 @r
    291 fsgnjn_d   0010001  ..... ..... 001 ..... 1010011 @r
    292 fsgnjx_d   0010001  ..... ..... 010 ..... 1010011 @r
    293 fmin_d     0010101  ..... ..... 000 ..... 1010011 @r
    294 fmax_d     0010101  ..... ..... 001 ..... 1010011 @r
    295 fcvt_s_d   0100000  00001 ..... ... ..... 1010011 @r2_rm
    296 fcvt_d_s   0100001  00000 ..... ... ..... 1010011 @r2_rm
    297 feq_d      1010001  ..... ..... 010 ..... 1010011 @r
    298 flt_d      1010001  ..... ..... 001 ..... 1010011 @r
    299 fle_d      1010001  ..... ..... 000 ..... 1010011 @r
    300 fclass_d   1110001  00000 ..... 001 ..... 1010011 @r2
    301 fcvt_w_d   1100001  00000 ..... ... ..... 1010011 @r2_rm
    302 fcvt_wu_d  1100001  00001 ..... ... ..... 1010011 @r2_rm
    303 fcvt_d_w   1101001  00000 ..... ... ..... 1010011 @r2_rm
    304 fcvt_d_wu  1101001  00001 ..... ... ..... 1010011 @r2_rm
    305 
    306 # *** RV64D Standard Extension (in addition to RV32D) ***
    307 fcvt_l_d   1100001  00010 ..... ... ..... 1010011 @r2_rm
    308 fcvt_lu_d  1100001  00011 ..... ... ..... 1010011 @r2_rm
    309 fmv_x_d    1110001  00000 ..... 000 ..... 1010011 @r2
    310 fcvt_d_l   1101001  00010 ..... ... ..... 1010011 @r2_rm
    311 fcvt_d_lu  1101001  00011 ..... ... ..... 1010011 @r2_rm
    312 fmv_d_x    1111001  00000 ..... 000 ..... 1010011 @r2
    313 
    314 # *** RV32H Base Instruction Set ***
    315 hlv_b       0110000  00000  ..... 100 ..... 1110011 @r2
    316 hlv_bu      0110000  00001  ..... 100 ..... 1110011 @r2
    317 hlv_h       0110010  00000  ..... 100 ..... 1110011 @r2
    318 hlv_hu      0110010  00001  ..... 100 ..... 1110011 @r2
    319 hlvx_hu     0110010  00011  ..... 100 ..... 1110011 @r2
    320 hlv_w       0110100  00000  ..... 100 ..... 1110011 @r2
    321 hlvx_wu     0110100  00011  ..... 100 ..... 1110011 @r2
    322 hsv_b       0110001  .....  ..... 100 00000 1110011 @r2_s
    323 hsv_h       0110011  .....  ..... 100 00000 1110011 @r2_s
    324 hsv_w       0110101  .....  ..... 100 00000 1110011 @r2_s
    325 hfence_gvma 0110001  .....  ..... 000 00000 1110011 @hfence_gvma
    326 hfence_vvma 0010001  .....  ..... 000 00000 1110011 @hfence_vvma
    327 
    328 # *** RV64H Base Instruction Set ***
    329 hlv_wu    0110100  00001   ..... 100 ..... 1110011 @r2
    330 hlv_d     0110110  00000   ..... 100 ..... 1110011 @r2
    331 hsv_d     0110111  .....   ..... 100 00000 1110011 @r2_s
    332 
    333 # *** Vector loads and stores are encoded within LOADFP/STORE-FP ***
    334 # Vector unit-stride load/store insns.
    335 vle8_v     ... 000 . 00000 ..... 000 ..... 0000111 @r2_nfvm
    336 vle16_v    ... 000 . 00000 ..... 101 ..... 0000111 @r2_nfvm
    337 vle32_v    ... 000 . 00000 ..... 110 ..... 0000111 @r2_nfvm
    338 vle64_v    ... 000 . 00000 ..... 111 ..... 0000111 @r2_nfvm
    339 vse8_v     ... 000 . 00000 ..... 000 ..... 0100111 @r2_nfvm
    340 vse16_v    ... 000 . 00000 ..... 101 ..... 0100111 @r2_nfvm
    341 vse32_v    ... 000 . 00000 ..... 110 ..... 0100111 @r2_nfvm
    342 vse64_v    ... 000 . 00000 ..... 111 ..... 0100111 @r2_nfvm
    343 
    344 # Vector unit-stride mask load/store insns.
    345 vlm_v      000 000 1 01011 ..... 000 ..... 0000111 @r2
    346 vsm_v      000 000 1 01011 ..... 000 ..... 0100111 @r2
    347 
    348 # Vector strided insns.
    349 vlse8_v     ... 010 . ..... ..... 000 ..... 0000111 @r_nfvm
    350 vlse16_v    ... 010 . ..... ..... 101 ..... 0000111 @r_nfvm
    351 vlse32_v    ... 010 . ..... ..... 110 ..... 0000111 @r_nfvm
    352 vlse64_v    ... 010 . ..... ..... 111 ..... 0000111 @r_nfvm
    353 vsse8_v     ... 010 . ..... ..... 000 ..... 0100111 @r_nfvm
    354 vsse16_v    ... 010 . ..... ..... 101 ..... 0100111 @r_nfvm
    355 vsse32_v    ... 010 . ..... ..... 110 ..... 0100111 @r_nfvm
    356 vsse64_v    ... 010 . ..... ..... 111 ..... 0100111 @r_nfvm
    357 
    358 # Vector ordered-indexed and unordered-indexed load insns.
    359 vlxei8_v      ... 0-1 . ..... ..... 000 ..... 0000111 @r_nfvm
    360 vlxei16_v     ... 0-1 . ..... ..... 101 ..... 0000111 @r_nfvm
    361 vlxei32_v     ... 0-1 . ..... ..... 110 ..... 0000111 @r_nfvm
    362 vlxei64_v     ... 0-1 . ..... ..... 111 ..... 0000111 @r_nfvm
    363 
    364 # Vector ordered-indexed and unordered-indexed store insns.
    365 vsxei8_v      ... 0-1 . ..... ..... 000 ..... 0100111 @r_nfvm
    366 vsxei16_v     ... 0-1 . ..... ..... 101 ..... 0100111 @r_nfvm
    367 vsxei32_v     ... 0-1 . ..... ..... 110 ..... 0100111 @r_nfvm
    368 vsxei64_v     ... 0-1 . ..... ..... 111 ..... 0100111 @r_nfvm
    369 
    370 # Vector unit-stride fault-only-first load insns.
    371 vle8ff_v      ... 000 . 10000 ..... 000 ..... 0000111 @r2_nfvm
    372 vle16ff_v     ... 000 . 10000 ..... 101 ..... 0000111 @r2_nfvm
    373 vle32ff_v     ... 000 . 10000 ..... 110 ..... 0000111 @r2_nfvm
    374 vle64ff_v     ... 000 . 10000 ..... 111 ..... 0000111 @r2_nfvm
    375 
    376 # Vector whole register insns
    377 vl1re8_v      000 000 1 01000 ..... 000 ..... 0000111 @r2
    378 vl1re16_v     000 000 1 01000 ..... 101 ..... 0000111 @r2
    379 vl1re32_v     000 000 1 01000 ..... 110 ..... 0000111 @r2
    380 vl1re64_v     000 000 1 01000 ..... 111 ..... 0000111 @r2
    381 vl2re8_v      001 000 1 01000 ..... 000 ..... 0000111 @r2
    382 vl2re16_v     001 000 1 01000 ..... 101 ..... 0000111 @r2
    383 vl2re32_v     001 000 1 01000 ..... 110 ..... 0000111 @r2
    384 vl2re64_v     001 000 1 01000 ..... 111 ..... 0000111 @r2
    385 vl4re8_v      011 000 1 01000 ..... 000 ..... 0000111 @r2
    386 vl4re16_v     011 000 1 01000 ..... 101 ..... 0000111 @r2
    387 vl4re32_v     011 000 1 01000 ..... 110 ..... 0000111 @r2
    388 vl4re64_v     011 000 1 01000 ..... 111 ..... 0000111 @r2
    389 vl8re8_v      111 000 1 01000 ..... 000 ..... 0000111 @r2
    390 vl8re16_v     111 000 1 01000 ..... 101 ..... 0000111 @r2
    391 vl8re32_v     111 000 1 01000 ..... 110 ..... 0000111 @r2
    392 vl8re64_v     111 000 1 01000 ..... 111 ..... 0000111 @r2
    393 vs1r_v        000 000 1 01000 ..... 000 ..... 0100111 @r2
    394 vs2r_v        001 000 1 01000 ..... 000 ..... 0100111 @r2
    395 vs4r_v        011 000 1 01000 ..... 000 ..... 0100111 @r2
    396 vs8r_v        111 000 1 01000 ..... 000 ..... 0100111 @r2
    397 
    398 # *** new major opcode OP-V ***
    399 vadd_vv         000000 . ..... ..... 000 ..... 1010111 @r_vm
    400 vadd_vx         000000 . ..... ..... 100 ..... 1010111 @r_vm
    401 vadd_vi         000000 . ..... ..... 011 ..... 1010111 @r_vm
    402 vsub_vv         000010 . ..... ..... 000 ..... 1010111 @r_vm
    403 vsub_vx         000010 . ..... ..... 100 ..... 1010111 @r_vm
    404 vrsub_vx        000011 . ..... ..... 100 ..... 1010111 @r_vm
    405 vrsub_vi        000011 . ..... ..... 011 ..... 1010111 @r_vm
    406 vwaddu_vv       110000 . ..... ..... 010 ..... 1010111 @r_vm
    407 vwaddu_vx       110000 . ..... ..... 110 ..... 1010111 @r_vm
    408 vwadd_vv        110001 . ..... ..... 010 ..... 1010111 @r_vm
    409 vwadd_vx        110001 . ..... ..... 110 ..... 1010111 @r_vm
    410 vwsubu_vv       110010 . ..... ..... 010 ..... 1010111 @r_vm
    411 vwsubu_vx       110010 . ..... ..... 110 ..... 1010111 @r_vm
    412 vwsub_vv        110011 . ..... ..... 010 ..... 1010111 @r_vm
    413 vwsub_vx        110011 . ..... ..... 110 ..... 1010111 @r_vm
    414 vwaddu_wv       110100 . ..... ..... 010 ..... 1010111 @r_vm
    415 vwaddu_wx       110100 . ..... ..... 110 ..... 1010111 @r_vm
    416 vwadd_wv        110101 . ..... ..... 010 ..... 1010111 @r_vm
    417 vwadd_wx        110101 . ..... ..... 110 ..... 1010111 @r_vm
    418 vwsubu_wv       110110 . ..... ..... 010 ..... 1010111 @r_vm
    419 vwsubu_wx       110110 . ..... ..... 110 ..... 1010111 @r_vm
    420 vwsub_wv        110111 . ..... ..... 010 ..... 1010111 @r_vm
    421 vwsub_wx        110111 . ..... ..... 110 ..... 1010111 @r_vm
    422 vadc_vvm        010000 0 ..... ..... 000 ..... 1010111 @r_vm_1
    423 vadc_vxm        010000 0 ..... ..... 100 ..... 1010111 @r_vm_1
    424 vadc_vim        010000 0 ..... ..... 011 ..... 1010111 @r_vm_1
    425 vmadc_vvm       010001 . ..... ..... 000 ..... 1010111 @r_vm
    426 vmadc_vxm       010001 . ..... ..... 100 ..... 1010111 @r_vm
    427 vmadc_vim       010001 . ..... ..... 011 ..... 1010111 @r_vm
    428 vsbc_vvm        010010 0 ..... ..... 000 ..... 1010111 @r_vm_1
    429 vsbc_vxm        010010 0 ..... ..... 100 ..... 1010111 @r_vm_1
    430 vmsbc_vvm       010011 . ..... ..... 000 ..... 1010111 @r_vm
    431 vmsbc_vxm       010011 . ..... ..... 100 ..... 1010111 @r_vm
    432 vand_vv         001001 . ..... ..... 000 ..... 1010111 @r_vm
    433 vand_vx         001001 . ..... ..... 100 ..... 1010111 @r_vm
    434 vand_vi         001001 . ..... ..... 011 ..... 1010111 @r_vm
    435 vor_vv          001010 . ..... ..... 000 ..... 1010111 @r_vm
    436 vor_vx          001010 . ..... ..... 100 ..... 1010111 @r_vm
    437 vor_vi          001010 . ..... ..... 011 ..... 1010111 @r_vm
    438 vxor_vv         001011 . ..... ..... 000 ..... 1010111 @r_vm
    439 vxor_vx         001011 . ..... ..... 100 ..... 1010111 @r_vm
    440 vxor_vi         001011 . ..... ..... 011 ..... 1010111 @r_vm
    441 vsll_vv         100101 . ..... ..... 000 ..... 1010111 @r_vm
    442 vsll_vx         100101 . ..... ..... 100 ..... 1010111 @r_vm
    443 vsll_vi         100101 . ..... ..... 011 ..... 1010111 @r_vm
    444 vsrl_vv         101000 . ..... ..... 000 ..... 1010111 @r_vm
    445 vsrl_vx         101000 . ..... ..... 100 ..... 1010111 @r_vm
    446 vsrl_vi         101000 . ..... ..... 011 ..... 1010111 @r_vm
    447 vsra_vv         101001 . ..... ..... 000 ..... 1010111 @r_vm
    448 vsra_vx         101001 . ..... ..... 100 ..... 1010111 @r_vm
    449 vsra_vi         101001 . ..... ..... 011 ..... 1010111 @r_vm
    450 vnsrl_wv        101100 . ..... ..... 000 ..... 1010111 @r_vm
    451 vnsrl_wx        101100 . ..... ..... 100 ..... 1010111 @r_vm
    452 vnsrl_wi        101100 . ..... ..... 011 ..... 1010111 @r_vm
    453 vnsra_wv        101101 . ..... ..... 000 ..... 1010111 @r_vm
    454 vnsra_wx        101101 . ..... ..... 100 ..... 1010111 @r_vm
    455 vnsra_wi        101101 . ..... ..... 011 ..... 1010111 @r_vm
    456 vmseq_vv        011000 . ..... ..... 000 ..... 1010111 @r_vm
    457 vmseq_vx        011000 . ..... ..... 100 ..... 1010111 @r_vm
    458 vmseq_vi        011000 . ..... ..... 011 ..... 1010111 @r_vm
    459 vmsne_vv        011001 . ..... ..... 000 ..... 1010111 @r_vm
    460 vmsne_vx        011001 . ..... ..... 100 ..... 1010111 @r_vm
    461 vmsne_vi        011001 . ..... ..... 011 ..... 1010111 @r_vm
    462 vmsltu_vv       011010 . ..... ..... 000 ..... 1010111 @r_vm
    463 vmsltu_vx       011010 . ..... ..... 100 ..... 1010111 @r_vm
    464 vmslt_vv        011011 . ..... ..... 000 ..... 1010111 @r_vm
    465 vmslt_vx        011011 . ..... ..... 100 ..... 1010111 @r_vm
    466 vmsleu_vv       011100 . ..... ..... 000 ..... 1010111 @r_vm
    467 vmsleu_vx       011100 . ..... ..... 100 ..... 1010111 @r_vm
    468 vmsleu_vi       011100 . ..... ..... 011 ..... 1010111 @r_vm
    469 vmsle_vv        011101 . ..... ..... 000 ..... 1010111 @r_vm
    470 vmsle_vx        011101 . ..... ..... 100 ..... 1010111 @r_vm
    471 vmsle_vi        011101 . ..... ..... 011 ..... 1010111 @r_vm
    472 vmsgtu_vx       011110 . ..... ..... 100 ..... 1010111 @r_vm
    473 vmsgtu_vi       011110 . ..... ..... 011 ..... 1010111 @r_vm
    474 vmsgt_vx        011111 . ..... ..... 100 ..... 1010111 @r_vm
    475 vmsgt_vi        011111 . ..... ..... 011 ..... 1010111 @r_vm
    476 vminu_vv        000100 . ..... ..... 000 ..... 1010111 @r_vm
    477 vminu_vx        000100 . ..... ..... 100 ..... 1010111 @r_vm
    478 vmin_vv         000101 . ..... ..... 000 ..... 1010111 @r_vm
    479 vmin_vx         000101 . ..... ..... 100 ..... 1010111 @r_vm
    480 vmaxu_vv        000110 . ..... ..... 000 ..... 1010111 @r_vm
    481 vmaxu_vx        000110 . ..... ..... 100 ..... 1010111 @r_vm
    482 vmax_vv         000111 . ..... ..... 000 ..... 1010111 @r_vm
    483 vmax_vx         000111 . ..... ..... 100 ..... 1010111 @r_vm
    484 vmul_vv         100101 . ..... ..... 010 ..... 1010111 @r_vm
    485 vmul_vx         100101 . ..... ..... 110 ..... 1010111 @r_vm
    486 vmulh_vv        100111 . ..... ..... 010 ..... 1010111 @r_vm
    487 vmulh_vx        100111 . ..... ..... 110 ..... 1010111 @r_vm
    488 vmulhu_vv       100100 . ..... ..... 010 ..... 1010111 @r_vm
    489 vmulhu_vx       100100 . ..... ..... 110 ..... 1010111 @r_vm
    490 vmulhsu_vv      100110 . ..... ..... 010 ..... 1010111 @r_vm
    491 vmulhsu_vx      100110 . ..... ..... 110 ..... 1010111 @r_vm
    492 vdivu_vv        100000 . ..... ..... 010 ..... 1010111 @r_vm
    493 vdivu_vx        100000 . ..... ..... 110 ..... 1010111 @r_vm
    494 vdiv_vv         100001 . ..... ..... 010 ..... 1010111 @r_vm
    495 vdiv_vx         100001 . ..... ..... 110 ..... 1010111 @r_vm
    496 vremu_vv        100010 . ..... ..... 010 ..... 1010111 @r_vm
    497 vremu_vx        100010 . ..... ..... 110 ..... 1010111 @r_vm
    498 vrem_vv         100011 . ..... ..... 010 ..... 1010111 @r_vm
    499 vrem_vx         100011 . ..... ..... 110 ..... 1010111 @r_vm
    500 vwmulu_vv       111000 . ..... ..... 010 ..... 1010111 @r_vm
    501 vwmulu_vx       111000 . ..... ..... 110 ..... 1010111 @r_vm
    502 vwmulsu_vv      111010 . ..... ..... 010 ..... 1010111 @r_vm
    503 vwmulsu_vx      111010 . ..... ..... 110 ..... 1010111 @r_vm
    504 vwmul_vv        111011 . ..... ..... 010 ..... 1010111 @r_vm
    505 vwmul_vx        111011 . ..... ..... 110 ..... 1010111 @r_vm
    506 vmacc_vv        101101 . ..... ..... 010 ..... 1010111 @r_vm
    507 vmacc_vx        101101 . ..... ..... 110 ..... 1010111 @r_vm
    508 vnmsac_vv       101111 . ..... ..... 010 ..... 1010111 @r_vm
    509 vnmsac_vx       101111 . ..... ..... 110 ..... 1010111 @r_vm
    510 vmadd_vv        101001 . ..... ..... 010 ..... 1010111 @r_vm
    511 vmadd_vx        101001 . ..... ..... 110 ..... 1010111 @r_vm
    512 vnmsub_vv       101011 . ..... ..... 010 ..... 1010111 @r_vm
    513 vnmsub_vx       101011 . ..... ..... 110 ..... 1010111 @r_vm
    514 vwmaccu_vv      111100 . ..... ..... 010 ..... 1010111 @r_vm
    515 vwmaccu_vx      111100 . ..... ..... 110 ..... 1010111 @r_vm
    516 vwmacc_vv       111101 . ..... ..... 010 ..... 1010111 @r_vm
    517 vwmacc_vx       111101 . ..... ..... 110 ..... 1010111 @r_vm
    518 vwmaccsu_vv     111111 . ..... ..... 010 ..... 1010111 @r_vm
    519 vwmaccsu_vx     111111 . ..... ..... 110 ..... 1010111 @r_vm
    520 vwmaccus_vx     111110 . ..... ..... 110 ..... 1010111 @r_vm
    521 vmv_v_v         010111 1 00000 ..... 000 ..... 1010111 @r2
    522 vmv_v_x         010111 1 00000 ..... 100 ..... 1010111 @r2
    523 vmv_v_i         010111 1 00000 ..... 011 ..... 1010111 @r2
    524 vmerge_vvm      010111 0 ..... ..... 000 ..... 1010111 @r_vm_0
    525 vmerge_vxm      010111 0 ..... ..... 100 ..... 1010111 @r_vm_0
    526 vmerge_vim      010111 0 ..... ..... 011 ..... 1010111 @r_vm_0
    527 vsaddu_vv       100000 . ..... ..... 000 ..... 1010111 @r_vm
    528 vsaddu_vx       100000 . ..... ..... 100 ..... 1010111 @r_vm
    529 vsaddu_vi       100000 . ..... ..... 011 ..... 1010111 @r_vm
    530 vsadd_vv        100001 . ..... ..... 000 ..... 1010111 @r_vm
    531 vsadd_vx        100001 . ..... ..... 100 ..... 1010111 @r_vm
    532 vsadd_vi        100001 . ..... ..... 011 ..... 1010111 @r_vm
    533 vssubu_vv       100010 . ..... ..... 000 ..... 1010111 @r_vm
    534 vssubu_vx       100010 . ..... ..... 100 ..... 1010111 @r_vm
    535 vssub_vv        100011 . ..... ..... 000 ..... 1010111 @r_vm
    536 vssub_vx        100011 . ..... ..... 100 ..... 1010111 @r_vm
    537 vaadd_vv        001001 . ..... ..... 010 ..... 1010111 @r_vm
    538 vaadd_vx        001001 . ..... ..... 110 ..... 1010111 @r_vm
    539 vaaddu_vv       001000 . ..... ..... 010 ..... 1010111 @r_vm
    540 vaaddu_vx       001000 . ..... ..... 110 ..... 1010111 @r_vm
    541 vasub_vv        001011 . ..... ..... 010 ..... 1010111 @r_vm
    542 vasub_vx        001011 . ..... ..... 110 ..... 1010111 @r_vm
    543 vasubu_vv       001010 . ..... ..... 010 ..... 1010111 @r_vm
    544 vasubu_vx       001010 . ..... ..... 110 ..... 1010111 @r_vm
    545 vsmul_vv        100111 . ..... ..... 000 ..... 1010111 @r_vm
    546 vsmul_vx        100111 . ..... ..... 100 ..... 1010111 @r_vm
    547 vssrl_vv        101010 . ..... ..... 000 ..... 1010111 @r_vm
    548 vssrl_vx        101010 . ..... ..... 100 ..... 1010111 @r_vm
    549 vssrl_vi        101010 . ..... ..... 011 ..... 1010111 @r_vm
    550 vssra_vv        101011 . ..... ..... 000 ..... 1010111 @r_vm
    551 vssra_vx        101011 . ..... ..... 100 ..... 1010111 @r_vm
    552 vssra_vi        101011 . ..... ..... 011 ..... 1010111 @r_vm
    553 vnclipu_wv      101110 . ..... ..... 000 ..... 1010111 @r_vm
    554 vnclipu_wx      101110 . ..... ..... 100 ..... 1010111 @r_vm
    555 vnclipu_wi      101110 . ..... ..... 011 ..... 1010111 @r_vm
    556 vnclip_wv       101111 . ..... ..... 000 ..... 1010111 @r_vm
    557 vnclip_wx       101111 . ..... ..... 100 ..... 1010111 @r_vm
    558 vnclip_wi       101111 . ..... ..... 011 ..... 1010111 @r_vm
    559 vfadd_vv        000000 . ..... ..... 001 ..... 1010111 @r_vm
    560 vfadd_vf        000000 . ..... ..... 101 ..... 1010111 @r_vm
    561 vfsub_vv        000010 . ..... ..... 001 ..... 1010111 @r_vm
    562 vfsub_vf        000010 . ..... ..... 101 ..... 1010111 @r_vm
    563 vfrsub_vf       100111 . ..... ..... 101 ..... 1010111 @r_vm
    564 vfwadd_vv       110000 . ..... ..... 001 ..... 1010111 @r_vm
    565 vfwadd_vf       110000 . ..... ..... 101 ..... 1010111 @r_vm
    566 vfwadd_wv       110100 . ..... ..... 001 ..... 1010111 @r_vm
    567 vfwadd_wf       110100 . ..... ..... 101 ..... 1010111 @r_vm
    568 vfwsub_vv       110010 . ..... ..... 001 ..... 1010111 @r_vm
    569 vfwsub_vf       110010 . ..... ..... 101 ..... 1010111 @r_vm
    570 vfwsub_wv       110110 . ..... ..... 001 ..... 1010111 @r_vm
    571 vfwsub_wf       110110 . ..... ..... 101 ..... 1010111 @r_vm
    572 vfmul_vv        100100 . ..... ..... 001 ..... 1010111 @r_vm
    573 vfmul_vf        100100 . ..... ..... 101 ..... 1010111 @r_vm
    574 vfdiv_vv        100000 . ..... ..... 001 ..... 1010111 @r_vm
    575 vfdiv_vf        100000 . ..... ..... 101 ..... 1010111 @r_vm
    576 vfrdiv_vf       100001 . ..... ..... 101 ..... 1010111 @r_vm
    577 vfwmul_vv       111000 . ..... ..... 001 ..... 1010111 @r_vm
    578 vfwmul_vf       111000 . ..... ..... 101 ..... 1010111 @r_vm
    579 vfmacc_vv       101100 . ..... ..... 001 ..... 1010111 @r_vm
    580 vfnmacc_vv      101101 . ..... ..... 001 ..... 1010111 @r_vm
    581 vfnmacc_vf      101101 . ..... ..... 101 ..... 1010111 @r_vm
    582 vfmacc_vf       101100 . ..... ..... 101 ..... 1010111 @r_vm
    583 vfmsac_vv       101110 . ..... ..... 001 ..... 1010111 @r_vm
    584 vfmsac_vf       101110 . ..... ..... 101 ..... 1010111 @r_vm
    585 vfnmsac_vv      101111 . ..... ..... 001 ..... 1010111 @r_vm
    586 vfnmsac_vf      101111 . ..... ..... 101 ..... 1010111 @r_vm
    587 vfmadd_vv       101000 . ..... ..... 001 ..... 1010111 @r_vm
    588 vfmadd_vf       101000 . ..... ..... 101 ..... 1010111 @r_vm
    589 vfnmadd_vv      101001 . ..... ..... 001 ..... 1010111 @r_vm
    590 vfnmadd_vf      101001 . ..... ..... 101 ..... 1010111 @r_vm
    591 vfmsub_vv       101010 . ..... ..... 001 ..... 1010111 @r_vm
    592 vfmsub_vf       101010 . ..... ..... 101 ..... 1010111 @r_vm
    593 vfnmsub_vv      101011 . ..... ..... 001 ..... 1010111 @r_vm
    594 vfnmsub_vf      101011 . ..... ..... 101 ..... 1010111 @r_vm
    595 vfwmacc_vv      111100 . ..... ..... 001 ..... 1010111 @r_vm
    596 vfwmacc_vf      111100 . ..... ..... 101 ..... 1010111 @r_vm
    597 vfwnmacc_vv     111101 . ..... ..... 001 ..... 1010111 @r_vm
    598 vfwnmacc_vf     111101 . ..... ..... 101 ..... 1010111 @r_vm
    599 vfwmsac_vv      111110 . ..... ..... 001 ..... 1010111 @r_vm
    600 vfwmsac_vf      111110 . ..... ..... 101 ..... 1010111 @r_vm
    601 vfwnmsac_vv     111111 . ..... ..... 001 ..... 1010111 @r_vm
    602 vfwnmsac_vf     111111 . ..... ..... 101 ..... 1010111 @r_vm
    603 vfsqrt_v        010011 . ..... 00000 001 ..... 1010111 @r2_vm
    604 vfrsqrt7_v      010011 . ..... 00100 001 ..... 1010111 @r2_vm
    605 vfrec7_v        010011 . ..... 00101 001 ..... 1010111 @r2_vm
    606 vfmin_vv        000100 . ..... ..... 001 ..... 1010111 @r_vm
    607 vfmin_vf        000100 . ..... ..... 101 ..... 1010111 @r_vm
    608 vfmax_vv        000110 . ..... ..... 001 ..... 1010111 @r_vm
    609 vfmax_vf        000110 . ..... ..... 101 ..... 1010111 @r_vm
    610 vfsgnj_vv       001000 . ..... ..... 001 ..... 1010111 @r_vm
    611 vfsgnj_vf       001000 . ..... ..... 101 ..... 1010111 @r_vm
    612 vfsgnjn_vv      001001 . ..... ..... 001 ..... 1010111 @r_vm
    613 vfsgnjn_vf      001001 . ..... ..... 101 ..... 1010111 @r_vm
    614 vfsgnjx_vv      001010 . ..... ..... 001 ..... 1010111 @r_vm
    615 vfsgnjx_vf      001010 . ..... ..... 101 ..... 1010111 @r_vm
    616 vfslide1up_vf   001110 . ..... ..... 101 ..... 1010111 @r_vm
    617 vfslide1down_vf 001111 . ..... ..... 101 ..... 1010111 @r_vm
    618 vmfeq_vv        011000 . ..... ..... 001 ..... 1010111 @r_vm
    619 vmfeq_vf        011000 . ..... ..... 101 ..... 1010111 @r_vm
    620 vmfne_vv        011100 . ..... ..... 001 ..... 1010111 @r_vm
    621 vmfne_vf        011100 . ..... ..... 101 ..... 1010111 @r_vm
    622 vmflt_vv        011011 . ..... ..... 001 ..... 1010111 @r_vm
    623 vmflt_vf        011011 . ..... ..... 101 ..... 1010111 @r_vm
    624 vmfle_vv        011001 . ..... ..... 001 ..... 1010111 @r_vm
    625 vmfle_vf        011001 . ..... ..... 101 ..... 1010111 @r_vm
    626 vmfgt_vf        011101 . ..... ..... 101 ..... 1010111 @r_vm
    627 vmfge_vf        011111 . ..... ..... 101 ..... 1010111 @r_vm
    628 vfclass_v       010011 . ..... 10000 001 ..... 1010111 @r2_vm
    629 vfmerge_vfm     010111 0 ..... ..... 101 ..... 1010111 @r_vm_0
    630 vfmv_v_f        010111 1 00000 ..... 101 ..... 1010111 @r2
    631 
    632 vfcvt_xu_f_v       010010 . ..... 00000 001 ..... 1010111 @r2_vm
    633 vfcvt_x_f_v        010010 . ..... 00001 001 ..... 1010111 @r2_vm
    634 vfcvt_f_xu_v       010010 . ..... 00010 001 ..... 1010111 @r2_vm
    635 vfcvt_f_x_v        010010 . ..... 00011 001 ..... 1010111 @r2_vm
    636 vfcvt_rtz_xu_f_v   010010 . ..... 00110 001 ..... 1010111 @r2_vm
    637 vfcvt_rtz_x_f_v    010010 . ..... 00111 001 ..... 1010111 @r2_vm
    638 
    639 vfwcvt_xu_f_v      010010 . ..... 01000 001 ..... 1010111 @r2_vm
    640 vfwcvt_x_f_v       010010 . ..... 01001 001 ..... 1010111 @r2_vm
    641 vfwcvt_f_xu_v      010010 . ..... 01010 001 ..... 1010111 @r2_vm
    642 vfwcvt_f_x_v       010010 . ..... 01011 001 ..... 1010111 @r2_vm
    643 vfwcvt_f_f_v       010010 . ..... 01100 001 ..... 1010111 @r2_vm
    644 vfwcvt_rtz_xu_f_v  010010 . ..... 01110 001 ..... 1010111 @r2_vm
    645 vfwcvt_rtz_x_f_v   010010 . ..... 01111 001 ..... 1010111 @r2_vm
    646 
    647 vfncvt_xu_f_w      010010 . ..... 10000 001 ..... 1010111 @r2_vm
    648 vfncvt_x_f_w       010010 . ..... 10001 001 ..... 1010111 @r2_vm
    649 vfncvt_f_xu_w      010010 . ..... 10010 001 ..... 1010111 @r2_vm
    650 vfncvt_f_x_w       010010 . ..... 10011 001 ..... 1010111 @r2_vm
    651 vfncvt_f_f_w       010010 . ..... 10100 001 ..... 1010111 @r2_vm
    652 vfncvt_rod_f_f_w   010010 . ..... 10101 001 ..... 1010111 @r2_vm
    653 vfncvt_rtz_xu_f_w  010010 . ..... 10110 001 ..... 1010111 @r2_vm
    654 vfncvt_rtz_x_f_w   010010 . ..... 10111 001 ..... 1010111 @r2_vm
    655 
    656 vredsum_vs      000000 . ..... ..... 010 ..... 1010111 @r_vm
    657 vredand_vs      000001 . ..... ..... 010 ..... 1010111 @r_vm
    658 vredor_vs       000010 . ..... ..... 010 ..... 1010111 @r_vm
    659 vredxor_vs      000011 . ..... ..... 010 ..... 1010111 @r_vm
    660 vredminu_vs     000100 . ..... ..... 010 ..... 1010111 @r_vm
    661 vredmin_vs      000101 . ..... ..... 010 ..... 1010111 @r_vm
    662 vredmaxu_vs     000110 . ..... ..... 010 ..... 1010111 @r_vm
    663 vredmax_vs      000111 . ..... ..... 010 ..... 1010111 @r_vm
    664 vwredsumu_vs    110000 . ..... ..... 000 ..... 1010111 @r_vm
    665 vwredsum_vs     110001 . ..... ..... 000 ..... 1010111 @r_vm
    666 # Vector ordered and unordered reduction sum
    667 vfredusum_vs    000001 . ..... ..... 001 ..... 1010111 @r_vm
    668 vfredosum_vs    000011 . ..... ..... 001 ..... 1010111 @r_vm
    669 vfredmin_vs     000101 . ..... ..... 001 ..... 1010111 @r_vm
    670 vfredmax_vs     000111 . ..... ..... 001 ..... 1010111 @r_vm
    671 # Vector widening ordered and unordered float reduction sum
    672 vfwredusum_vs   110001 . ..... ..... 001 ..... 1010111 @r_vm
    673 vfwredosum_vs   110011 . ..... ..... 001 ..... 1010111 @r_vm
    674 vmand_mm        011001 - ..... ..... 010 ..... 1010111 @r
    675 vmnand_mm       011101 - ..... ..... 010 ..... 1010111 @r
    676 vmandn_mm       011000 - ..... ..... 010 ..... 1010111 @r
    677 vmxor_mm        011011 - ..... ..... 010 ..... 1010111 @r
    678 vmor_mm         011010 - ..... ..... 010 ..... 1010111 @r
    679 vmnor_mm        011110 - ..... ..... 010 ..... 1010111 @r
    680 vmorn_mm        011100 - ..... ..... 010 ..... 1010111 @r
    681 vmxnor_mm       011111 - ..... ..... 010 ..... 1010111 @r
    682 vcpop_m         010000 . ..... 10000 010 ..... 1010111 @r2_vm
    683 vfirst_m        010000 . ..... 10001 010 ..... 1010111 @r2_vm
    684 vmsbf_m         010100 . ..... 00001 010 ..... 1010111 @r2_vm
    685 vmsif_m         010100 . ..... 00011 010 ..... 1010111 @r2_vm
    686 vmsof_m         010100 . ..... 00010 010 ..... 1010111 @r2_vm
    687 viota_m         010100 . ..... 10000 010 ..... 1010111 @r2_vm
    688 vid_v           010100 . 00000 10001 010 ..... 1010111 @r1_vm
    689 vmv_x_s         010000 1 ..... 00000 010 ..... 1010111 @r2rd
    690 vmv_s_x         010000 1 00000 ..... 110 ..... 1010111 @r2
    691 vfmv_f_s        010000 1 ..... 00000 001 ..... 1010111 @r2rd
    692 vfmv_s_f        010000 1 00000 ..... 101 ..... 1010111 @r2
    693 vslideup_vx     001110 . ..... ..... 100 ..... 1010111 @r_vm
    694 vslideup_vi     001110 . ..... ..... 011 ..... 1010111 @r_vm
    695 vslide1up_vx    001110 . ..... ..... 110 ..... 1010111 @r_vm
    696 vslidedown_vx   001111 . ..... ..... 100 ..... 1010111 @r_vm
    697 vslidedown_vi   001111 . ..... ..... 011 ..... 1010111 @r_vm
    698 vslide1down_vx  001111 . ..... ..... 110 ..... 1010111 @r_vm
    699 vrgather_vv     001100 . ..... ..... 000 ..... 1010111 @r_vm
    700 vrgatherei16_vv 001110 . ..... ..... 000 ..... 1010111 @r_vm
    701 vrgather_vx     001100 . ..... ..... 100 ..... 1010111 @r_vm
    702 vrgather_vi     001100 . ..... ..... 011 ..... 1010111 @r_vm
    703 vcompress_vm    010111 - ..... ..... 010 ..... 1010111 @r
    704 vmv1r_v         100111 1 ..... 00000 011 ..... 1010111 @r2rd
    705 vmv2r_v         100111 1 ..... 00001 011 ..... 1010111 @r2rd
    706 vmv4r_v         100111 1 ..... 00011 011 ..... 1010111 @r2rd
    707 vmv8r_v         100111 1 ..... 00111 011 ..... 1010111 @r2rd
    708 
    709 # Vector Integer Extension
    710 vzext_vf2       010010 . ..... 00110 010 ..... 1010111 @r2_vm
    711 vzext_vf4       010010 . ..... 00100 010 ..... 1010111 @r2_vm
    712 vzext_vf8       010010 . ..... 00010 010 ..... 1010111 @r2_vm
    713 vsext_vf2       010010 . ..... 00111 010 ..... 1010111 @r2_vm
    714 vsext_vf4       010010 . ..... 00101 010 ..... 1010111 @r2_vm
    715 vsext_vf8       010010 . ..... 00011 010 ..... 1010111 @r2_vm
    716 
    717 vsetvli         0 ........... ..... 111 ..... 1010111  @r2_zimm11
    718 vsetivli        11 .......... ..... 111 ..... 1010111  @r2_zimm10
    719 vsetvl          1000000 ..... ..... 111 ..... 1010111  @r
    720 
    721 # *** RV32 Zba Standard Extension ***
    722 sh1add     0010000 .......... 010 ..... 0110011 @r
    723 sh2add     0010000 .......... 100 ..... 0110011 @r
    724 sh3add     0010000 .......... 110 ..... 0110011 @r
    725 
    726 # *** RV64 Zba Standard Extension (in addition to RV32 Zba) ***
    727 add_uw     0000100 .......... 000 ..... 0111011 @r
    728 sh1add_uw  0010000 .......... 010 ..... 0111011 @r
    729 sh2add_uw  0010000 .......... 100 ..... 0111011 @r
    730 sh3add_uw  0010000 .......... 110 ..... 0111011 @r
    731 slli_uw    00001 ............ 001 ..... 0011011 @sh
    732 
    733 # *** RV32 Zbb/Zbkb Standard Extension ***
    734 andn       0100000 .......... 111 ..... 0110011 @r
    735 rol        0110000 .......... 001 ..... 0110011 @r
    736 ror        0110000 .......... 101 ..... 0110011 @r
    737 rori       01100 ............ 101 ..... 0010011 @sh
    738 # The encoding for rev8 differs between RV32 and RV64.
    739 # rev8_32 denotes the RV32 variant.
    740 rev8_32    011010 011000 ..... 101 ..... 0010011 @r2
    741 # The encoding for zext.h differs between RV32 and RV64.
    742 # zext_h_32 denotes the RV32 variant.
    743 {
    744   zext_h_32  0000100 00000 ..... 100 ..... 0110011 @r2
    745   pack       0000100 ..... ..... 100 ..... 0110011 @r
    746 }
    747 xnor       0100000 .......... 100 ..... 0110011 @r
    748 # *** RV32 extra Zbb Standard Extension ***
    749 clz        011000 000000 ..... 001 ..... 0010011 @r2
    750 cpop       011000 000010 ..... 001 ..... 0010011 @r2
    751 ctz        011000 000001 ..... 001 ..... 0010011 @r2
    752 max        0000101 .......... 110 ..... 0110011 @r
    753 maxu       0000101 .......... 111 ..... 0110011 @r
    754 min        0000101 .......... 100 ..... 0110011 @r
    755 minu       0000101 .......... 101 ..... 0110011 @r
    756 orc_b      001010 000111 ..... 101 ..... 0010011 @r2
    757 orn        0100000 .......... 110 ..... 0110011 @r
    758 sext_b     011000 000100 ..... 001 ..... 0010011 @r2
    759 sext_h     011000 000101 ..... 001 ..... 0010011 @r2
    760 # *** RV32 extra Zbkb Standard Extension ***
    761 brev8      0110100 00111 ..... 101 ..... 0010011 @r2  #grevi
    762 packh      0000100  .......... 111 ..... 0110011 @r
    763 unzip      0000100 01111 ..... 101 ..... 0010011 @r2  #unshfl
    764 zip        0000100 01111 ..... 001 ..... 0010011 @r2  #shfl
    765 
    766 # *** RV64 Zbb/Zbkb Standard Extension (in addition to RV32 Zbb/Zbkb) ***
    767 # The encoding for rev8 differs between RV32 and RV64.
    768 # When executing on RV64, the encoding used in RV32 is an illegal
    769 # instruction, so we use different handler functions to differentiate.
    770 rev8_64    011010 111000 ..... 101 ..... 0010011 @r2
    771 rolw       0110000 .......... 001 ..... 0111011 @r
    772 roriw      0110000 .......... 101 ..... 0011011 @sh5
    773 rorw       0110000 .......... 101 ..... 0111011 @r
    774 # The encoding for zext.h differs between RV32 and RV64.
    775 # When executing on RV64, the encoding used in RV32 is an illegal
    776 # instruction, so we use different handler functions to differentiate.
    777 {
    778   zext_h_64  0000100 00000 ..... 100 ..... 0111011 @r2
    779   packw      0000100 ..... ..... 100 ..... 0111011 @r
    780 }
    781 # *** RV64 extra Zbb Standard Extension (in addition to RV32 Zbb) ***
    782 clzw       0110000 00000 ..... 001 ..... 0011011 @r2
    783 ctzw       0110000 00001 ..... 001 ..... 0011011 @r2
    784 cpopw      0110000 00010 ..... 001 ..... 0011011 @r2
    785 
    786 # *** RV32 Zbc/Zbkc Standard Extension ***
    787 clmul      0000101 .......... 001 ..... 0110011 @r
    788 clmulh     0000101 .......... 011 ..... 0110011 @r
    789 # *** RV32 extra Zbc Standard Extension ***
    790 clmulr     0000101 .......... 010 ..... 0110011 @r
    791 
    792 # *** RV32 Zbkx Standard Extension ***
    793 xperm4     0010100 .......... 010 ..... 0110011 @r
    794 xperm8     0010100 .......... 100 ..... 0110011 @r
    795 
    796 # *** RV32 Zbs Standard Extension ***
    797 bclr       0100100 .......... 001 ..... 0110011 @r
    798 bclri      01001. ........... 001 ..... 0010011 @sh
    799 bext       0100100 .......... 101 ..... 0110011 @r
    800 bexti      01001. ........... 101 ..... 0010011 @sh
    801 binv       0110100 .......... 001 ..... 0110011 @r
    802 binvi      01101. ........... 001 ..... 0010011 @sh
    803 bset       0010100 .......... 001 ..... 0110011 @r
    804 bseti      00101. ........... 001 ..... 0010011 @sh
    805 
    806 # *** RV32 Zfh Extension ***
    807 flh        ............   ..... 001 ..... 0000111 @i
    808 fsh        .......  ..... ..... 001 ..... 0100111 @s
    809 fmadd_h    ..... 10 ..... ..... ... ..... 1000011 @r4_rm
    810 fmsub_h    ..... 10 ..... ..... ... ..... 1000111 @r4_rm
    811 fnmsub_h   ..... 10 ..... ..... ... ..... 1001011 @r4_rm
    812 fnmadd_h   ..... 10 ..... ..... ... ..... 1001111 @r4_rm
    813 fadd_h     0000010  ..... ..... ... ..... 1010011 @r_rm
    814 fsub_h     0000110  ..... ..... ... ..... 1010011 @r_rm
    815 fmul_h     0001010  ..... ..... ... ..... 1010011 @r_rm
    816 fdiv_h     0001110  ..... ..... ... ..... 1010011 @r_rm
    817 fsqrt_h    0101110  00000 ..... ... ..... 1010011 @r2_rm
    818 fsgnj_h    0010010  ..... ..... 000 ..... 1010011 @r
    819 fsgnjn_h   0010010  ..... ..... 001 ..... 1010011 @r
    820 fsgnjx_h   0010010  ..... ..... 010 ..... 1010011 @r
    821 fmin_h     0010110  ..... ..... 000 ..... 1010011 @r
    822 fmax_h     0010110  ..... ..... 001 ..... 1010011 @r
    823 fcvt_h_s   0100010  00000 ..... ... ..... 1010011 @r2_rm
    824 fcvt_s_h   0100000  00010 ..... ... ..... 1010011 @r2_rm
    825 fcvt_h_d   0100010  00001 ..... ... ..... 1010011 @r2_rm
    826 fcvt_d_h   0100001  00010 ..... ... ..... 1010011 @r2_rm
    827 fcvt_w_h   1100010  00000 ..... ... ..... 1010011 @r2_rm
    828 fcvt_wu_h  1100010  00001 ..... ... ..... 1010011 @r2_rm
    829 fmv_x_h    1110010  00000 ..... 000 ..... 1010011 @r2
    830 feq_h      1010010  ..... ..... 010 ..... 1010011 @r
    831 flt_h      1010010  ..... ..... 001 ..... 1010011 @r
    832 fle_h      1010010  ..... ..... 000 ..... 1010011 @r
    833 fclass_h   1110010  00000 ..... 001 ..... 1010011 @r2
    834 fcvt_h_w   1101010  00000 ..... ... ..... 1010011 @r2_rm
    835 fcvt_h_wu  1101010  00001 ..... ... ..... 1010011 @r2_rm
    836 fmv_h_x    1111010  00000 ..... 000 ..... 1010011 @r2
    837 
    838 # *** RV64 Zfh Extension (in addition to RV32 Zfh) ***
    839 fcvt_l_h   1100010  00010 ..... ... ..... 1010011 @r2_rm
    840 fcvt_lu_h  1100010  00011 ..... ... ..... 1010011 @r2_rm
    841 fcvt_h_l   1101010  00010 ..... ... ..... 1010011 @r2_rm
    842 fcvt_h_lu  1101010  00011 ..... ... ..... 1010011 @r2_rm
    843 
    844 # *** Svinval Standard Extension ***
    845 sinval_vma        0001011 ..... ..... 000 00000 1110011 @sfence_vma
    846 sfence_w_inval    0001100 00000 00000 000 00000 1110011
    847 sfence_inval_ir   0001100 00001 00000 000 00000 1110011
    848 hinval_vvma       0010011 ..... ..... 000 00000 1110011 @hfence_vvma
    849 hinval_gvma       0110011 ..... ..... 000 00000 1110011 @hfence_gvma
    850 
    851 # *** RV32 Zknd Standard Extension ***
    852 aes32dsmi   .. 10111 ..... ..... 000 ..... 0110011 @k_aes
    853 aes32dsi    .. 10101 ..... ..... 000 ..... 0110011 @k_aes
    854 # *** RV64 Zknd Standard Extension ***
    855 aes64dsm    00 11111 ..... ..... 000 ..... 0110011 @r
    856 aes64ds     00 11101 ..... ..... 000 ..... 0110011 @r
    857 aes64im     00 11000 00000 ..... 001 ..... 0010011 @r2
    858 # *** RV32 Zkne Standard Extension ***
    859 aes32esmi   .. 10011 ..... ..... 000 ..... 0110011 @k_aes
    860 aes32esi    .. 10001 ..... ..... 000 ..... 0110011 @k_aes
    861 # *** RV64 Zkne Standard Extension ***
    862 aes64es     00 11001 ..... ..... 000 ..... 0110011 @r
    863 aes64esm    00 11011 ..... ..... 000 ..... 0110011 @r
    864 # *** RV64 Zkne/zknd Standard Extension ***
    865 aes64ks2    01 11111 ..... ..... 000 ..... 0110011 @r
    866 aes64ks1i   00 11000 1.... ..... 001 ..... 0010011 @i_aes
    867 # *** RV32 Zknh Standard Extension ***
    868 sha256sig0  00 01000 00010 ..... 001 ..... 0010011 @r2
    869 sha256sig1  00 01000 00011 ..... 001 ..... 0010011 @r2
    870 sha256sum0  00 01000 00000 ..... 001 ..... 0010011 @r2
    871 sha256sum1  00 01000 00001 ..... 001 ..... 0010011 @r2
    872 sha512sum0r 01 01000 ..... ..... 000 ..... 0110011 @r
    873 sha512sum1r 01 01001 ..... ..... 000 ..... 0110011 @r
    874 sha512sig0l 01 01010 ..... ..... 000 ..... 0110011 @r
    875 sha512sig0h 01 01110 ..... ..... 000 ..... 0110011 @r
    876 sha512sig1l 01 01011 ..... ..... 000 ..... 0110011 @r
    877 sha512sig1h 01 01111 ..... ..... 000 ..... 0110011 @r
    878 # *** RV64 Zknh Standard Extension ***
    879 sha512sig0  00 01000 00110 ..... 001 ..... 0010011 @r2
    880 sha512sig1  00 01000 00111 ..... 001 ..... 0010011 @r2
    881 sha512sum0  00 01000 00100 ..... 001 ..... 0010011 @r2
    882 sha512sum1  00 01000 00101 ..... 001 ..... 0010011 @r2
    883 # *** RV32 Zksh Standard Extension ***
    884 sm3p0       00 01000 01000 ..... 001 ..... 0010011 @r2
    885 sm3p1       00 01000 01001 ..... 001 ..... 0010011 @r2
    886 # *** RV32 Zksed Standard Extension ***
    887 sm4ed       .. 11000 ..... ..... 000 ..... 0110011 @k_aes
    888 sm4ks       .. 11010 ..... ..... 000 ..... 0110011 @k_aes