xref: /qemu/target/riscv/insn32.decode (revision 70ce076fa6dff60585c229a4b641b13e64bf03cf)
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%imm_z6   26:1 15:5
41%imm_mop5 30:1 26:2 20:2
42%imm_mop3 30:1 26:2
43
44# Argument sets:
45&empty
46&b    imm rs2 rs1
47&i    imm rs1 rd
48&j    imm rd
49&r    rd rs1 rs2
50&r2   rd rs1
51&r2_s rs1 rs2
52&s    imm rs1 rs2
53&u    imm rd
54&shift     shamt rs1 rd
55&atomic    aq rl rs2 rs1 rd
56&rmrr      vm rd rs1 rs2
57&rmr       vm rd rs2
58&r2nfvm    vm rd rs1 nf
59&rnfvm     vm rd rs1 rs2 nf
60&k_aes     shamt rs2 rs1 rd
61&mop5 imm rd rs1
62&mop3 imm rd rs1 rs2
63
64# Formats 32:
65@r       .......   ..... ..... ... ..... ....... &r                %rs2 %rs1 %rd
66@i       ............    ..... ... ..... ....... &i      imm=%imm_i     %rs1 %rd
67@b       .......   ..... ..... ... ..... ....... &b      imm=%imm_b %rs2 %rs1
68@s       .......   ..... ..... ... ..... ....... &s      imm=%imm_s %rs2 %rs1
69@u       ....................      ..... ....... &u      imm=%imm_u          %rd
70@j       ....................      ..... ....... &j      imm=%imm_j          %rd
71
72@sh      ......  ...... .....  ... ..... ....... &shift  shamt=%sh7     %rs1 %rd
73@csr     ............   .....  ... ..... .......               %csr     %rs1 %rd
74
75@atom_ld ..... aq:1 rl:1 ..... ........ ..... ....... &atomic rs2=0     %rs1 %rd
76@atom_st ..... aq:1 rl:1 ..... ........ ..... ....... &atomic %rs2      %rs1 %rd
77
78@r4_rm   ..... ..  ..... ..... ... ..... ....... %rs3 %rs2 %rs1 %rm %rd
79@r_rm    .......   ..... ..... ... ..... ....... %rs2 %rs1 %rm %rd
80@r2_rm   .......   ..... ..... ... ..... ....... %rs1 %rm %rd
81@r2      .......   ..... ..... ... ..... ....... &r2 %rs1 %rd
82@r2_vm_1 ...... . ..... ..... ... ..... ....... &rmr vm=1 %rs2 %rd
83@r2_nfvm ... ... vm:1 ..... ..... ... ..... ....... &r2nfvm %nf %rs1 %rd
84@r2_vm   ...... vm:1 ..... ..... ... ..... ....... &rmr %rs2 %rd
85@r1_vm   ...... vm:1 ..... ..... ... ..... ....... %rd
86@r_nfvm  ... ... vm:1 ..... ..... ... ..... ....... &rnfvm %nf %rs2 %rs1 %rd
87@r2rd    .......   ..... ..... ... ..... ....... %rs2 %rd
88@r_vm    ...... vm:1 ..... ..... ... ..... ....... &rmrr %rs2 %rs1 %rd
89@r_vm_1  ...... . ..... ..... ... ..... .......    &rmrr vm=1 %rs2 %rs1 %rd
90@r_vm_0  ...... . ..... ..... ... ..... .......    &rmrr vm=0 %rs2 %rs1 %rd
91@r2_zimm6  ..... . vm:1 ..... ..... ... ..... .......  &rmrr %rs2 rs1=%imm_z6 %rd
92@r2_zimm11 . zimm:11  ..... ... ..... ....... %rs1 %rd
93@r2_zimm10 .. zimm:10  ..... ... ..... ....... %rs1 %rd
94@r2_s    .......   ..... ..... ... ..... ....... %rs2 %rs1
95
96@hfence_gvma ....... ..... .....   ... ..... ....... %rs2 %rs1
97@hfence_vvma ....... ..... .....   ... ..... ....... %rs2 %rs1
98
99@sfence_vma ....... ..... .....   ... ..... ....... %rs2 %rs1
100@sfence_vm  ....... ..... .....   ... ..... ....... %rs1
101
102@k_aes   .. ..... ..... .....  ... ..... ....... &k_aes  shamt=%imm_bs   %rs2 %rs1 %rd
103@i_aes   .. ..... ..... .....  ... ..... ....... &i      imm=%imm_rnum        %rs1 %rd
104
105@mop5 . . .. .. .... .. ..... ... ..... ....... &mop5 imm=%imm_mop5 %rd %rs1
106@mop3 . . .. .. . ..... ..... ... ..... ....... &mop3 imm=%imm_mop3 %rd %rs1 %rs2
107
108# Formats 64:
109@sh5     .......  ..... .....  ... ..... ....... &shift  shamt=%sh5      %rs1 %rd
110
111# Formats 128:
112@sh6       ...... ...... ..... ... ..... ....... &shift shamt=%sh6 %rs1 %rd
113
114# *** Privileged Instructions ***
115ecall       000000000000     00000 000 00000 1110011
116ebreak      000000000001     00000 000 00000 1110011
117uret        0000000    00010 00000 000 00000 1110011
118sret        0001000    00010 00000 000 00000 1110011
119mret        0011000    00010 00000 000 00000 1110011
120wfi         0001000    00101 00000 000 00000 1110011
121sfence_vma  0001001    ..... ..... 000 00000 1110011 @sfence_vma
122sfence_vm   0001000    00100 ..... 000 00000 1110011 @sfence_vm
123
124# *** NMI ***
125mnret       0111000    00010 00000 000 00000 1110011
126
127# *** RV32I Base Instruction Set ***
128lui      ....................       ..... 0110111 @u
129{
130  lpad   label:20                   00000 0010111
131  auipc  ....................       ..... 0010111 @u
132}
133jal      ....................       ..... 1101111 @j
134jalr     ............     ..... 000 ..... 1100111 @i
135beq      ....... .....    ..... 000 ..... 1100011 @b
136bne      ....... .....    ..... 001 ..... 1100011 @b
137blt      ....... .....    ..... 100 ..... 1100011 @b
138bge      ....... .....    ..... 101 ..... 1100011 @b
139bltu     ....... .....    ..... 110 ..... 1100011 @b
140bgeu     ....... .....    ..... 111 ..... 1100011 @b
141lb       ............     ..... 000 ..... 0000011 @i
142lh       ............     ..... 001 ..... 0000011 @i
143lw       ............     ..... 010 ..... 0000011 @i
144lbu      ............     ..... 100 ..... 0000011 @i
145lhu      ............     ..... 101 ..... 0000011 @i
146sb       .......  .....   ..... 000 ..... 0100011 @s
147sh       .......  .....   ..... 001 ..... 0100011 @s
148sw       .......  .....   ..... 010 ..... 0100011 @s
149addi     ............     ..... 000 ..... 0010011 @i
150slti     ............     ..... 010 ..... 0010011 @i
151sltiu    ............     ..... 011 ..... 0010011 @i
152xori     ............     ..... 100 ..... 0010011 @i
153# cbo.prefetch_{i,r,m} instructions are ori with rd=x0 and not decoded.
154ori      ............     ..... 110 ..... 0010011 @i
155andi     ............     ..... 111 ..... 0010011 @i
156slli     00000. ......    ..... 001 ..... 0010011 @sh
157srli     00000. ......    ..... 101 ..... 0010011 @sh
158srai     01000. ......    ..... 101 ..... 0010011 @sh
159add      0000000 .....    ..... 000 ..... 0110011 @r
160sub      0100000 .....    ..... 000 ..... 0110011 @r
161sll      0000000 .....    ..... 001 ..... 0110011 @r
162slt      0000000 .....    ..... 010 ..... 0110011 @r
163sltu     0000000 .....    ..... 011 ..... 0110011 @r
164xor      0000000 .....    ..... 100 ..... 0110011 @r
165srl      0000000 .....    ..... 101 ..... 0110011 @r
166sra      0100000 .....    ..... 101 ..... 0110011 @r
167or       0000000 .....    ..... 110 ..... 0110011 @r
168and      0000000 .....    ..... 111 ..... 0110011 @r
169
170{
171  pause  0000 0001   0000   00000 000 00000 0001111
172  fence  ---- pred:4 succ:4 ----- 000 ----- 0001111
173}
174
175fence_i  ---- ----   ----   ----- 001 ----- 0001111
176csrrw    ............     ..... 001 ..... 1110011 @csr
177csrrs    ............     ..... 010 ..... 1110011 @csr
178csrrc    ............     ..... 011 ..... 1110011 @csr
179csrrwi   ............     ..... 101 ..... 1110011 @csr
180csrrsi   ............     ..... 110 ..... 1110011 @csr
181csrrci   ............     ..... 111 ..... 1110011 @csr
182
183# *** RV64I Base Instruction Set (in addition to RV32I) ***
184lwu      ............   ..... 110 ..... 0000011 @i
185ld       ............   ..... 011 ..... 0000011 @i
186sd       ....... .....  ..... 011 ..... 0100011 @s
187addiw    ............   ..... 000 ..... 0011011 @i
188slliw    0000000 .....  ..... 001 ..... 0011011 @sh5
189srliw    0000000 .....  ..... 101 ..... 0011011 @sh5
190sraiw    0100000 .....  ..... 101 ..... 0011011 @sh5
191addw     0000000 .....  ..... 000 ..... 0111011 @r
192subw     0100000 .....  ..... 000 ..... 0111011 @r
193sllw     0000000 .....  ..... 001 ..... 0111011 @r
194srlw     0000000 .....  ..... 101 ..... 0111011 @r
195sraw     0100000 .....  ..... 101 ..... 0111011 @r
196
197# *** RV128I Base Instruction Set (in addition to RV64I) ***
198ldu      ............   ..... 111 ..... 0000011 @i
199{
200  [
201    # *** RV32 Zicbom Standard Extension ***
202    cbo_clean  0000000 00001 ..... 010 00000 0001111 @sfence_vm
203    cbo_flush  0000000 00010 ..... 010 00000 0001111 @sfence_vm
204    cbo_inval  0000000 00000 ..... 010 00000 0001111 @sfence_vm
205
206    # *** RV32 Zicboz Standard Extension ***
207    cbo_zero   0000000 00100 ..... 010 00000 0001111 @sfence_vm
208  ]
209
210  # *** RVI128 lq ***
211  lq       ............   ..... 010 ..... 0001111 @i
212}
213sq       ............   ..... 100 ..... 0100011 @s
214addid    ............  .....  000 ..... 1011011 @i
215sllid    000000 ......  ..... 001 ..... 1011011 @sh6
216srlid    000000 ......  ..... 101 ..... 1011011 @sh6
217sraid    010000 ......  ..... 101 ..... 1011011 @sh6
218addd     0000000 ..... .....  000 ..... 1111011 @r
219subd     0100000 ..... .....  000 ..... 1111011 @r
220slld     0000000 ..... .....  001 ..... 1111011 @r
221srld     0000000 ..... .....  101 ..... 1111011 @r
222srad     0100000 ..... .....  101 ..... 1111011 @r
223
224# *** RV32M Standard Extension ***
225mul      0000001 .....  ..... 000 ..... 0110011 @r
226mulh     0000001 .....  ..... 001 ..... 0110011 @r
227mulhsu   0000001 .....  ..... 010 ..... 0110011 @r
228mulhu    0000001 .....  ..... 011 ..... 0110011 @r
229div      0000001 .....  ..... 100 ..... 0110011 @r
230divu     0000001 .....  ..... 101 ..... 0110011 @r
231rem      0000001 .....  ..... 110 ..... 0110011 @r
232remu     0000001 .....  ..... 111 ..... 0110011 @r
233
234# *** RV64M Standard Extension (in addition to RV32M) ***
235mulw     0000001 .....  ..... 000 ..... 0111011 @r
236divw     0000001 .....  ..... 100 ..... 0111011 @r
237divuw    0000001 .....  ..... 101 ..... 0111011 @r
238remw     0000001 .....  ..... 110 ..... 0111011 @r
239remuw    0000001 .....  ..... 111 ..... 0111011 @r
240
241# *** RV128M Standard Extension (in addition to RV64M) ***
242muld     0000001 .....  ..... 000 ..... 1111011 @r
243divd     0000001 .....  ..... 100 ..... 1111011 @r
244divud    0000001 .....  ..... 101 ..... 1111011 @r
245remd     0000001 .....  ..... 110 ..... 1111011 @r
246remud    0000001 .....  ..... 111 ..... 1111011 @r
247
248# *** RV32A Standard Extension ***
249lr_w       00010 . . 00000 ..... 010 ..... 0101111 @atom_ld
250sc_w       00011 . . ..... ..... 010 ..... 0101111 @atom_st
251amoswap_w  00001 . . ..... ..... 010 ..... 0101111 @atom_st
252ssamoswap_w 01001 . . ..... ..... 010 ..... 0101111 @atom_st
253amoadd_w   00000 . . ..... ..... 010 ..... 0101111 @atom_st
254amoxor_w   00100 . . ..... ..... 010 ..... 0101111 @atom_st
255amoand_w   01100 . . ..... ..... 010 ..... 0101111 @atom_st
256amoor_w    01000 . . ..... ..... 010 ..... 0101111 @atom_st
257amomin_w   10000 . . ..... ..... 010 ..... 0101111 @atom_st
258amomax_w   10100 . . ..... ..... 010 ..... 0101111 @atom_st
259amominu_w  11000 . . ..... ..... 010 ..... 0101111 @atom_st
260amomaxu_w  11100 . . ..... ..... 010 ..... 0101111 @atom_st
261
262# *** RV64A Standard Extension (in addition to RV32A) ***
263lr_d       00010 . . 00000 ..... 011 ..... 0101111 @atom_ld
264sc_d       00011 . . ..... ..... 011 ..... 0101111 @atom_st
265amoswap_d  00001 . . ..... ..... 011 ..... 0101111 @atom_st
266ssamoswap_d 01001 . . ..... ..... 011 ..... 0101111 @atom_st
267amoadd_d   00000 . . ..... ..... 011 ..... 0101111 @atom_st
268amoxor_d   00100 . . ..... ..... 011 ..... 0101111 @atom_st
269amoand_d   01100 . . ..... ..... 011 ..... 0101111 @atom_st
270amoor_d    01000 . . ..... ..... 011 ..... 0101111 @atom_st
271amomin_d   10000 . . ..... ..... 011 ..... 0101111 @atom_st
272amomax_d   10100 . . ..... ..... 011 ..... 0101111 @atom_st
273amominu_d  11000 . . ..... ..... 011 ..... 0101111 @atom_st
274amomaxu_d  11100 . . ..... ..... 011 ..... 0101111 @atom_st
275
276# *** RV32F Standard Extension ***
277flw        ............   ..... 010 ..... 0000111 @i
278fsw        .......  ..... ..... 010 ..... 0100111 @s
279fmadd_s    ..... 00 ..... ..... ... ..... 1000011 @r4_rm
280fmsub_s    ..... 00 ..... ..... ... ..... 1000111 @r4_rm
281fnmsub_s   ..... 00 ..... ..... ... ..... 1001011 @r4_rm
282fnmadd_s   ..... 00 ..... ..... ... ..... 1001111 @r4_rm
283fadd_s     0000000  ..... ..... ... ..... 1010011 @r_rm
284fsub_s     0000100  ..... ..... ... ..... 1010011 @r_rm
285fmul_s     0001000  ..... ..... ... ..... 1010011 @r_rm
286fdiv_s     0001100  ..... ..... ... ..... 1010011 @r_rm
287fsqrt_s    0101100  00000 ..... ... ..... 1010011 @r2_rm
288fsgnj_s    0010000  ..... ..... 000 ..... 1010011 @r
289fsgnjn_s   0010000  ..... ..... 001 ..... 1010011 @r
290fsgnjx_s   0010000  ..... ..... 010 ..... 1010011 @r
291fmin_s     0010100  ..... ..... 000 ..... 1010011 @r
292fmax_s     0010100  ..... ..... 001 ..... 1010011 @r
293fcvt_w_s   1100000  00000 ..... ... ..... 1010011 @r2_rm
294fcvt_wu_s  1100000  00001 ..... ... ..... 1010011 @r2_rm
295fmv_x_w    1110000  00000 ..... 000 ..... 1010011 @r2
296feq_s      1010000  ..... ..... 010 ..... 1010011 @r
297flt_s      1010000  ..... ..... 001 ..... 1010011 @r
298fle_s      1010000  ..... ..... 000 ..... 1010011 @r
299fclass_s   1110000  00000 ..... 001 ..... 1010011 @r2
300fcvt_s_w   1101000  00000 ..... ... ..... 1010011 @r2_rm
301fcvt_s_wu  1101000  00001 ..... ... ..... 1010011 @r2_rm
302fmv_w_x    1111000  00000 ..... 000 ..... 1010011 @r2
303
304# *** RV64F Standard Extension (in addition to RV32F) ***
305fcvt_l_s   1100000  00010 ..... ... ..... 1010011 @r2_rm
306fcvt_lu_s  1100000  00011 ..... ... ..... 1010011 @r2_rm
307fcvt_s_l   1101000  00010 ..... ... ..... 1010011 @r2_rm
308fcvt_s_lu  1101000  00011 ..... ... ..... 1010011 @r2_rm
309
310# *** RV32D Standard Extension ***
311fld        ............   ..... 011 ..... 0000111 @i
312fsd        ....... .....  ..... 011 ..... 0100111 @s
313fmadd_d    ..... 01 ..... ..... ... ..... 1000011 @r4_rm
314fmsub_d    ..... 01 ..... ..... ... ..... 1000111 @r4_rm
315fnmsub_d   ..... 01 ..... ..... ... ..... 1001011 @r4_rm
316fnmadd_d   ..... 01 ..... ..... ... ..... 1001111 @r4_rm
317fadd_d     0000001  ..... ..... ... ..... 1010011 @r_rm
318fsub_d     0000101  ..... ..... ... ..... 1010011 @r_rm
319fmul_d     0001001  ..... ..... ... ..... 1010011 @r_rm
320fdiv_d     0001101  ..... ..... ... ..... 1010011 @r_rm
321fsqrt_d    0101101  00000 ..... ... ..... 1010011 @r2_rm
322fsgnj_d    0010001  ..... ..... 000 ..... 1010011 @r
323fsgnjn_d   0010001  ..... ..... 001 ..... 1010011 @r
324fsgnjx_d   0010001  ..... ..... 010 ..... 1010011 @r
325fmin_d     0010101  ..... ..... 000 ..... 1010011 @r
326fmax_d     0010101  ..... ..... 001 ..... 1010011 @r
327fcvt_s_d   0100000  00001 ..... ... ..... 1010011 @r2_rm
328fcvt_d_s   0100001  00000 ..... ... ..... 1010011 @r2_rm
329feq_d      1010001  ..... ..... 010 ..... 1010011 @r
330flt_d      1010001  ..... ..... 001 ..... 1010011 @r
331fle_d      1010001  ..... ..... 000 ..... 1010011 @r
332fclass_d   1110001  00000 ..... 001 ..... 1010011 @r2
333fcvt_w_d   1100001  00000 ..... ... ..... 1010011 @r2_rm
334fcvt_wu_d  1100001  00001 ..... ... ..... 1010011 @r2_rm
335fcvt_d_w   1101001  00000 ..... ... ..... 1010011 @r2_rm
336fcvt_d_wu  1101001  00001 ..... ... ..... 1010011 @r2_rm
337
338# *** RV64D Standard Extension (in addition to RV32D) ***
339fcvt_l_d   1100001  00010 ..... ... ..... 1010011 @r2_rm
340fcvt_lu_d  1100001  00011 ..... ... ..... 1010011 @r2_rm
341fmv_x_d    1110001  00000 ..... 000 ..... 1010011 @r2
342fcvt_d_l   1101001  00010 ..... ... ..... 1010011 @r2_rm
343fcvt_d_lu  1101001  00011 ..... ... ..... 1010011 @r2_rm
344fmv_d_x    1111001  00000 ..... 000 ..... 1010011 @r2
345
346# *** RV32H Base Instruction Set ***
347hlv_b       0110000  00000  ..... 100 ..... 1110011 @r2
348hlv_bu      0110000  00001  ..... 100 ..... 1110011 @r2
349hlv_h       0110010  00000  ..... 100 ..... 1110011 @r2
350hlv_hu      0110010  00001  ..... 100 ..... 1110011 @r2
351hlvx_hu     0110010  00011  ..... 100 ..... 1110011 @r2
352hlv_w       0110100  00000  ..... 100 ..... 1110011 @r2
353hlvx_wu     0110100  00011  ..... 100 ..... 1110011 @r2
354hsv_b       0110001  .....  ..... 100 00000 1110011 @r2_s
355hsv_h       0110011  .....  ..... 100 00000 1110011 @r2_s
356hsv_w       0110101  .....  ..... 100 00000 1110011 @r2_s
357hfence_gvma 0110001  .....  ..... 000 00000 1110011 @hfence_gvma
358hfence_vvma 0010001  .....  ..... 000 00000 1110011 @hfence_vvma
359
360# *** RV64H Base Instruction Set ***
361hlv_wu    0110100  00001   ..... 100 ..... 1110011 @r2
362hlv_d     0110110  00000   ..... 100 ..... 1110011 @r2
363hsv_d     0110111  .....   ..... 100 00000 1110011 @r2_s
364
365# *** Vector loads and stores are encoded within LOADFP/STORE-FP ***
366# Vector unit-stride load/store insns.
367vle8_v     ... 000 . 00000 ..... 000 ..... 0000111 @r2_nfvm
368vle16_v    ... 000 . 00000 ..... 101 ..... 0000111 @r2_nfvm
369vle32_v    ... 000 . 00000 ..... 110 ..... 0000111 @r2_nfvm
370vle64_v    ... 000 . 00000 ..... 111 ..... 0000111 @r2_nfvm
371vse8_v     ... 000 . 00000 ..... 000 ..... 0100111 @r2_nfvm
372vse16_v    ... 000 . 00000 ..... 101 ..... 0100111 @r2_nfvm
373vse32_v    ... 000 . 00000 ..... 110 ..... 0100111 @r2_nfvm
374vse64_v    ... 000 . 00000 ..... 111 ..... 0100111 @r2_nfvm
375
376# Vector unit-stride mask load/store insns.
377vlm_v      000 000 1 01011 ..... 000 ..... 0000111 @r2
378vsm_v      000 000 1 01011 ..... 000 ..... 0100111 @r2
379
380# Vector strided insns.
381vlse8_v     ... 010 . ..... ..... 000 ..... 0000111 @r_nfvm
382vlse16_v    ... 010 . ..... ..... 101 ..... 0000111 @r_nfvm
383vlse32_v    ... 010 . ..... ..... 110 ..... 0000111 @r_nfvm
384vlse64_v    ... 010 . ..... ..... 111 ..... 0000111 @r_nfvm
385vsse8_v     ... 010 . ..... ..... 000 ..... 0100111 @r_nfvm
386vsse16_v    ... 010 . ..... ..... 101 ..... 0100111 @r_nfvm
387vsse32_v    ... 010 . ..... ..... 110 ..... 0100111 @r_nfvm
388vsse64_v    ... 010 . ..... ..... 111 ..... 0100111 @r_nfvm
389
390# Vector ordered-indexed and unordered-indexed load insns.
391vlxei8_v      ... 0-1 . ..... ..... 000 ..... 0000111 @r_nfvm
392vlxei16_v     ... 0-1 . ..... ..... 101 ..... 0000111 @r_nfvm
393vlxei32_v     ... 0-1 . ..... ..... 110 ..... 0000111 @r_nfvm
394vlxei64_v     ... 0-1 . ..... ..... 111 ..... 0000111 @r_nfvm
395
396# Vector ordered-indexed and unordered-indexed store insns.
397vsxei8_v      ... 0-1 . ..... ..... 000 ..... 0100111 @r_nfvm
398vsxei16_v     ... 0-1 . ..... ..... 101 ..... 0100111 @r_nfvm
399vsxei32_v     ... 0-1 . ..... ..... 110 ..... 0100111 @r_nfvm
400vsxei64_v     ... 0-1 . ..... ..... 111 ..... 0100111 @r_nfvm
401
402# Vector unit-stride fault-only-first load insns.
403vle8ff_v      ... 000 . 10000 ..... 000 ..... 0000111 @r2_nfvm
404vle16ff_v     ... 000 . 10000 ..... 101 ..... 0000111 @r2_nfvm
405vle32ff_v     ... 000 . 10000 ..... 110 ..... 0000111 @r2_nfvm
406vle64ff_v     ... 000 . 10000 ..... 111 ..... 0000111 @r2_nfvm
407
408# Vector whole register insns
409vl1re8_v      000 000 1 01000 ..... 000 ..... 0000111 @r2
410vl1re16_v     000 000 1 01000 ..... 101 ..... 0000111 @r2
411vl1re32_v     000 000 1 01000 ..... 110 ..... 0000111 @r2
412vl1re64_v     000 000 1 01000 ..... 111 ..... 0000111 @r2
413vl2re8_v      001 000 1 01000 ..... 000 ..... 0000111 @r2
414vl2re16_v     001 000 1 01000 ..... 101 ..... 0000111 @r2
415vl2re32_v     001 000 1 01000 ..... 110 ..... 0000111 @r2
416vl2re64_v     001 000 1 01000 ..... 111 ..... 0000111 @r2
417vl4re8_v      011 000 1 01000 ..... 000 ..... 0000111 @r2
418vl4re16_v     011 000 1 01000 ..... 101 ..... 0000111 @r2
419vl4re32_v     011 000 1 01000 ..... 110 ..... 0000111 @r2
420vl4re64_v     011 000 1 01000 ..... 111 ..... 0000111 @r2
421vl8re8_v      111 000 1 01000 ..... 000 ..... 0000111 @r2
422vl8re16_v     111 000 1 01000 ..... 101 ..... 0000111 @r2
423vl8re32_v     111 000 1 01000 ..... 110 ..... 0000111 @r2
424vl8re64_v     111 000 1 01000 ..... 111 ..... 0000111 @r2
425vs1r_v        000 000 1 01000 ..... 000 ..... 0100111 @r2
426vs2r_v        001 000 1 01000 ..... 000 ..... 0100111 @r2
427vs4r_v        011 000 1 01000 ..... 000 ..... 0100111 @r2
428vs8r_v        111 000 1 01000 ..... 000 ..... 0100111 @r2
429
430# *** new major opcode OP-V ***
431vadd_vv         000000 . ..... ..... 000 ..... 1010111 @r_vm
432vadd_vx         000000 . ..... ..... 100 ..... 1010111 @r_vm
433vadd_vi         000000 . ..... ..... 011 ..... 1010111 @r_vm
434vsub_vv         000010 . ..... ..... 000 ..... 1010111 @r_vm
435vsub_vx         000010 . ..... ..... 100 ..... 1010111 @r_vm
436vrsub_vx        000011 . ..... ..... 100 ..... 1010111 @r_vm
437vrsub_vi        000011 . ..... ..... 011 ..... 1010111 @r_vm
438vwaddu_vv       110000 . ..... ..... 010 ..... 1010111 @r_vm
439vwaddu_vx       110000 . ..... ..... 110 ..... 1010111 @r_vm
440vwadd_vv        110001 . ..... ..... 010 ..... 1010111 @r_vm
441vwadd_vx        110001 . ..... ..... 110 ..... 1010111 @r_vm
442vwsubu_vv       110010 . ..... ..... 010 ..... 1010111 @r_vm
443vwsubu_vx       110010 . ..... ..... 110 ..... 1010111 @r_vm
444vwsub_vv        110011 . ..... ..... 010 ..... 1010111 @r_vm
445vwsub_vx        110011 . ..... ..... 110 ..... 1010111 @r_vm
446vwaddu_wv       110100 . ..... ..... 010 ..... 1010111 @r_vm
447vwaddu_wx       110100 . ..... ..... 110 ..... 1010111 @r_vm
448vwadd_wv        110101 . ..... ..... 010 ..... 1010111 @r_vm
449vwadd_wx        110101 . ..... ..... 110 ..... 1010111 @r_vm
450vwsubu_wv       110110 . ..... ..... 010 ..... 1010111 @r_vm
451vwsubu_wx       110110 . ..... ..... 110 ..... 1010111 @r_vm
452vwsub_wv        110111 . ..... ..... 010 ..... 1010111 @r_vm
453vwsub_wx        110111 . ..... ..... 110 ..... 1010111 @r_vm
454vadc_vvm        010000 0 ..... ..... 000 ..... 1010111 @r_vm_1
455vadc_vxm        010000 0 ..... ..... 100 ..... 1010111 @r_vm_1
456vadc_vim        010000 0 ..... ..... 011 ..... 1010111 @r_vm_1
457vmadc_vvm       010001 . ..... ..... 000 ..... 1010111 @r_vm
458vmadc_vxm       010001 . ..... ..... 100 ..... 1010111 @r_vm
459vmadc_vim       010001 . ..... ..... 011 ..... 1010111 @r_vm
460vsbc_vvm        010010 0 ..... ..... 000 ..... 1010111 @r_vm_1
461vsbc_vxm        010010 0 ..... ..... 100 ..... 1010111 @r_vm_1
462vmsbc_vvm       010011 . ..... ..... 000 ..... 1010111 @r_vm
463vmsbc_vxm       010011 . ..... ..... 100 ..... 1010111 @r_vm
464vand_vv         001001 . ..... ..... 000 ..... 1010111 @r_vm
465vand_vx         001001 . ..... ..... 100 ..... 1010111 @r_vm
466vand_vi         001001 . ..... ..... 011 ..... 1010111 @r_vm
467vor_vv          001010 . ..... ..... 000 ..... 1010111 @r_vm
468vor_vx          001010 . ..... ..... 100 ..... 1010111 @r_vm
469vor_vi          001010 . ..... ..... 011 ..... 1010111 @r_vm
470vxor_vv         001011 . ..... ..... 000 ..... 1010111 @r_vm
471vxor_vx         001011 . ..... ..... 100 ..... 1010111 @r_vm
472vxor_vi         001011 . ..... ..... 011 ..... 1010111 @r_vm
473vsll_vv         100101 . ..... ..... 000 ..... 1010111 @r_vm
474vsll_vx         100101 . ..... ..... 100 ..... 1010111 @r_vm
475vsll_vi         100101 . ..... ..... 011 ..... 1010111 @r_vm
476vsrl_vv         101000 . ..... ..... 000 ..... 1010111 @r_vm
477vsrl_vx         101000 . ..... ..... 100 ..... 1010111 @r_vm
478vsrl_vi         101000 . ..... ..... 011 ..... 1010111 @r_vm
479vsra_vv         101001 . ..... ..... 000 ..... 1010111 @r_vm
480vsra_vx         101001 . ..... ..... 100 ..... 1010111 @r_vm
481vsra_vi         101001 . ..... ..... 011 ..... 1010111 @r_vm
482vnsrl_wv        101100 . ..... ..... 000 ..... 1010111 @r_vm
483vnsrl_wx        101100 . ..... ..... 100 ..... 1010111 @r_vm
484vnsrl_wi        101100 . ..... ..... 011 ..... 1010111 @r_vm
485vnsra_wv        101101 . ..... ..... 000 ..... 1010111 @r_vm
486vnsra_wx        101101 . ..... ..... 100 ..... 1010111 @r_vm
487vnsra_wi        101101 . ..... ..... 011 ..... 1010111 @r_vm
488vmseq_vv        011000 . ..... ..... 000 ..... 1010111 @r_vm
489vmseq_vx        011000 . ..... ..... 100 ..... 1010111 @r_vm
490vmseq_vi        011000 . ..... ..... 011 ..... 1010111 @r_vm
491vmsne_vv        011001 . ..... ..... 000 ..... 1010111 @r_vm
492vmsne_vx        011001 . ..... ..... 100 ..... 1010111 @r_vm
493vmsne_vi        011001 . ..... ..... 011 ..... 1010111 @r_vm
494vmsltu_vv       011010 . ..... ..... 000 ..... 1010111 @r_vm
495vmsltu_vx       011010 . ..... ..... 100 ..... 1010111 @r_vm
496vmslt_vv        011011 . ..... ..... 000 ..... 1010111 @r_vm
497vmslt_vx        011011 . ..... ..... 100 ..... 1010111 @r_vm
498vmsleu_vv       011100 . ..... ..... 000 ..... 1010111 @r_vm
499vmsleu_vx       011100 . ..... ..... 100 ..... 1010111 @r_vm
500vmsleu_vi       011100 . ..... ..... 011 ..... 1010111 @r_vm
501vmsle_vv        011101 . ..... ..... 000 ..... 1010111 @r_vm
502vmsle_vx        011101 . ..... ..... 100 ..... 1010111 @r_vm
503vmsle_vi        011101 . ..... ..... 011 ..... 1010111 @r_vm
504vmsgtu_vx       011110 . ..... ..... 100 ..... 1010111 @r_vm
505vmsgtu_vi       011110 . ..... ..... 011 ..... 1010111 @r_vm
506vmsgt_vx        011111 . ..... ..... 100 ..... 1010111 @r_vm
507vmsgt_vi        011111 . ..... ..... 011 ..... 1010111 @r_vm
508vminu_vv        000100 . ..... ..... 000 ..... 1010111 @r_vm
509vminu_vx        000100 . ..... ..... 100 ..... 1010111 @r_vm
510vmin_vv         000101 . ..... ..... 000 ..... 1010111 @r_vm
511vmin_vx         000101 . ..... ..... 100 ..... 1010111 @r_vm
512vmaxu_vv        000110 . ..... ..... 000 ..... 1010111 @r_vm
513vmaxu_vx        000110 . ..... ..... 100 ..... 1010111 @r_vm
514vmax_vv         000111 . ..... ..... 000 ..... 1010111 @r_vm
515vmax_vx         000111 . ..... ..... 100 ..... 1010111 @r_vm
516vmul_vv         100101 . ..... ..... 010 ..... 1010111 @r_vm
517vmul_vx         100101 . ..... ..... 110 ..... 1010111 @r_vm
518vmulh_vv        100111 . ..... ..... 010 ..... 1010111 @r_vm
519vmulh_vx        100111 . ..... ..... 110 ..... 1010111 @r_vm
520vmulhu_vv       100100 . ..... ..... 010 ..... 1010111 @r_vm
521vmulhu_vx       100100 . ..... ..... 110 ..... 1010111 @r_vm
522vmulhsu_vv      100110 . ..... ..... 010 ..... 1010111 @r_vm
523vmulhsu_vx      100110 . ..... ..... 110 ..... 1010111 @r_vm
524vdivu_vv        100000 . ..... ..... 010 ..... 1010111 @r_vm
525vdivu_vx        100000 . ..... ..... 110 ..... 1010111 @r_vm
526vdiv_vv         100001 . ..... ..... 010 ..... 1010111 @r_vm
527vdiv_vx         100001 . ..... ..... 110 ..... 1010111 @r_vm
528vremu_vv        100010 . ..... ..... 010 ..... 1010111 @r_vm
529vremu_vx        100010 . ..... ..... 110 ..... 1010111 @r_vm
530vrem_vv         100011 . ..... ..... 010 ..... 1010111 @r_vm
531vrem_vx         100011 . ..... ..... 110 ..... 1010111 @r_vm
532vwmulu_vv       111000 . ..... ..... 010 ..... 1010111 @r_vm
533vwmulu_vx       111000 . ..... ..... 110 ..... 1010111 @r_vm
534vwmulsu_vv      111010 . ..... ..... 010 ..... 1010111 @r_vm
535vwmulsu_vx      111010 . ..... ..... 110 ..... 1010111 @r_vm
536vwmul_vv        111011 . ..... ..... 010 ..... 1010111 @r_vm
537vwmul_vx        111011 . ..... ..... 110 ..... 1010111 @r_vm
538vmacc_vv        101101 . ..... ..... 010 ..... 1010111 @r_vm
539vmacc_vx        101101 . ..... ..... 110 ..... 1010111 @r_vm
540vnmsac_vv       101111 . ..... ..... 010 ..... 1010111 @r_vm
541vnmsac_vx       101111 . ..... ..... 110 ..... 1010111 @r_vm
542vmadd_vv        101001 . ..... ..... 010 ..... 1010111 @r_vm
543vmadd_vx        101001 . ..... ..... 110 ..... 1010111 @r_vm
544vnmsub_vv       101011 . ..... ..... 010 ..... 1010111 @r_vm
545vnmsub_vx       101011 . ..... ..... 110 ..... 1010111 @r_vm
546vwmaccu_vv      111100 . ..... ..... 010 ..... 1010111 @r_vm
547vwmaccu_vx      111100 . ..... ..... 110 ..... 1010111 @r_vm
548vwmacc_vv       111101 . ..... ..... 010 ..... 1010111 @r_vm
549vwmacc_vx       111101 . ..... ..... 110 ..... 1010111 @r_vm
550vwmaccsu_vv     111111 . ..... ..... 010 ..... 1010111 @r_vm
551vwmaccsu_vx     111111 . ..... ..... 110 ..... 1010111 @r_vm
552vwmaccus_vx     111110 . ..... ..... 110 ..... 1010111 @r_vm
553vmv_v_v         010111 1 00000 ..... 000 ..... 1010111 @r2
554vmv_v_x         010111 1 00000 ..... 100 ..... 1010111 @r2
555vmv_v_i         010111 1 00000 ..... 011 ..... 1010111 @r2
556vmerge_vvm      010111 0 ..... ..... 000 ..... 1010111 @r_vm_0
557vmerge_vxm      010111 0 ..... ..... 100 ..... 1010111 @r_vm_0
558vmerge_vim      010111 0 ..... ..... 011 ..... 1010111 @r_vm_0
559vsaddu_vv       100000 . ..... ..... 000 ..... 1010111 @r_vm
560vsaddu_vx       100000 . ..... ..... 100 ..... 1010111 @r_vm
561vsaddu_vi       100000 . ..... ..... 011 ..... 1010111 @r_vm
562vsadd_vv        100001 . ..... ..... 000 ..... 1010111 @r_vm
563vsadd_vx        100001 . ..... ..... 100 ..... 1010111 @r_vm
564vsadd_vi        100001 . ..... ..... 011 ..... 1010111 @r_vm
565vssubu_vv       100010 . ..... ..... 000 ..... 1010111 @r_vm
566vssubu_vx       100010 . ..... ..... 100 ..... 1010111 @r_vm
567vssub_vv        100011 . ..... ..... 000 ..... 1010111 @r_vm
568vssub_vx        100011 . ..... ..... 100 ..... 1010111 @r_vm
569vaadd_vv        001001 . ..... ..... 010 ..... 1010111 @r_vm
570vaadd_vx        001001 . ..... ..... 110 ..... 1010111 @r_vm
571vaaddu_vv       001000 . ..... ..... 010 ..... 1010111 @r_vm
572vaaddu_vx       001000 . ..... ..... 110 ..... 1010111 @r_vm
573vasub_vv        001011 . ..... ..... 010 ..... 1010111 @r_vm
574vasub_vx        001011 . ..... ..... 110 ..... 1010111 @r_vm
575vasubu_vv       001010 . ..... ..... 010 ..... 1010111 @r_vm
576vasubu_vx       001010 . ..... ..... 110 ..... 1010111 @r_vm
577vsmul_vv        100111 . ..... ..... 000 ..... 1010111 @r_vm
578vsmul_vx        100111 . ..... ..... 100 ..... 1010111 @r_vm
579vssrl_vv        101010 . ..... ..... 000 ..... 1010111 @r_vm
580vssrl_vx        101010 . ..... ..... 100 ..... 1010111 @r_vm
581vssrl_vi        101010 . ..... ..... 011 ..... 1010111 @r_vm
582vssra_vv        101011 . ..... ..... 000 ..... 1010111 @r_vm
583vssra_vx        101011 . ..... ..... 100 ..... 1010111 @r_vm
584vssra_vi        101011 . ..... ..... 011 ..... 1010111 @r_vm
585vnclipu_wv      101110 . ..... ..... 000 ..... 1010111 @r_vm
586vnclipu_wx      101110 . ..... ..... 100 ..... 1010111 @r_vm
587vnclipu_wi      101110 . ..... ..... 011 ..... 1010111 @r_vm
588vnclip_wv       101111 . ..... ..... 000 ..... 1010111 @r_vm
589vnclip_wx       101111 . ..... ..... 100 ..... 1010111 @r_vm
590vnclip_wi       101111 . ..... ..... 011 ..... 1010111 @r_vm
591vfadd_vv        000000 . ..... ..... 001 ..... 1010111 @r_vm
592vfadd_vf        000000 . ..... ..... 101 ..... 1010111 @r_vm
593vfsub_vv        000010 . ..... ..... 001 ..... 1010111 @r_vm
594vfsub_vf        000010 . ..... ..... 101 ..... 1010111 @r_vm
595vfrsub_vf       100111 . ..... ..... 101 ..... 1010111 @r_vm
596vfwadd_vv       110000 . ..... ..... 001 ..... 1010111 @r_vm
597vfwadd_vf       110000 . ..... ..... 101 ..... 1010111 @r_vm
598vfwadd_wv       110100 . ..... ..... 001 ..... 1010111 @r_vm
599vfwadd_wf       110100 . ..... ..... 101 ..... 1010111 @r_vm
600vfwsub_vv       110010 . ..... ..... 001 ..... 1010111 @r_vm
601vfwsub_vf       110010 . ..... ..... 101 ..... 1010111 @r_vm
602vfwsub_wv       110110 . ..... ..... 001 ..... 1010111 @r_vm
603vfwsub_wf       110110 . ..... ..... 101 ..... 1010111 @r_vm
604vfmul_vv        100100 . ..... ..... 001 ..... 1010111 @r_vm
605vfmul_vf        100100 . ..... ..... 101 ..... 1010111 @r_vm
606vfdiv_vv        100000 . ..... ..... 001 ..... 1010111 @r_vm
607vfdiv_vf        100000 . ..... ..... 101 ..... 1010111 @r_vm
608vfrdiv_vf       100001 . ..... ..... 101 ..... 1010111 @r_vm
609vfwmul_vv       111000 . ..... ..... 001 ..... 1010111 @r_vm
610vfwmul_vf       111000 . ..... ..... 101 ..... 1010111 @r_vm
611vfmacc_vv       101100 . ..... ..... 001 ..... 1010111 @r_vm
612vfnmacc_vv      101101 . ..... ..... 001 ..... 1010111 @r_vm
613vfnmacc_vf      101101 . ..... ..... 101 ..... 1010111 @r_vm
614vfmacc_vf       101100 . ..... ..... 101 ..... 1010111 @r_vm
615vfmsac_vv       101110 . ..... ..... 001 ..... 1010111 @r_vm
616vfmsac_vf       101110 . ..... ..... 101 ..... 1010111 @r_vm
617vfnmsac_vv      101111 . ..... ..... 001 ..... 1010111 @r_vm
618vfnmsac_vf      101111 . ..... ..... 101 ..... 1010111 @r_vm
619vfmadd_vv       101000 . ..... ..... 001 ..... 1010111 @r_vm
620vfmadd_vf       101000 . ..... ..... 101 ..... 1010111 @r_vm
621vfnmadd_vv      101001 . ..... ..... 001 ..... 1010111 @r_vm
622vfnmadd_vf      101001 . ..... ..... 101 ..... 1010111 @r_vm
623vfmsub_vv       101010 . ..... ..... 001 ..... 1010111 @r_vm
624vfmsub_vf       101010 . ..... ..... 101 ..... 1010111 @r_vm
625vfnmsub_vv      101011 . ..... ..... 001 ..... 1010111 @r_vm
626vfnmsub_vf      101011 . ..... ..... 101 ..... 1010111 @r_vm
627vfwmacc_vv      111100 . ..... ..... 001 ..... 1010111 @r_vm
628vfwmacc_vf      111100 . ..... ..... 101 ..... 1010111 @r_vm
629vfwnmacc_vv     111101 . ..... ..... 001 ..... 1010111 @r_vm
630vfwnmacc_vf     111101 . ..... ..... 101 ..... 1010111 @r_vm
631vfwmsac_vv      111110 . ..... ..... 001 ..... 1010111 @r_vm
632vfwmsac_vf      111110 . ..... ..... 101 ..... 1010111 @r_vm
633vfwnmsac_vv     111111 . ..... ..... 001 ..... 1010111 @r_vm
634vfwnmsac_vf     111111 . ..... ..... 101 ..... 1010111 @r_vm
635vfsqrt_v        010011 . ..... 00000 001 ..... 1010111 @r2_vm
636vfrsqrt7_v      010011 . ..... 00100 001 ..... 1010111 @r2_vm
637vfrec7_v        010011 . ..... 00101 001 ..... 1010111 @r2_vm
638vfmin_vv        000100 . ..... ..... 001 ..... 1010111 @r_vm
639vfmin_vf        000100 . ..... ..... 101 ..... 1010111 @r_vm
640vfmax_vv        000110 . ..... ..... 001 ..... 1010111 @r_vm
641vfmax_vf        000110 . ..... ..... 101 ..... 1010111 @r_vm
642vfsgnj_vv       001000 . ..... ..... 001 ..... 1010111 @r_vm
643vfsgnj_vf       001000 . ..... ..... 101 ..... 1010111 @r_vm
644vfsgnjn_vv      001001 . ..... ..... 001 ..... 1010111 @r_vm
645vfsgnjn_vf      001001 . ..... ..... 101 ..... 1010111 @r_vm
646vfsgnjx_vv      001010 . ..... ..... 001 ..... 1010111 @r_vm
647vfsgnjx_vf      001010 . ..... ..... 101 ..... 1010111 @r_vm
648vfslide1up_vf   001110 . ..... ..... 101 ..... 1010111 @r_vm
649vfslide1down_vf 001111 . ..... ..... 101 ..... 1010111 @r_vm
650vmfeq_vv        011000 . ..... ..... 001 ..... 1010111 @r_vm
651vmfeq_vf        011000 . ..... ..... 101 ..... 1010111 @r_vm
652vmfne_vv        011100 . ..... ..... 001 ..... 1010111 @r_vm
653vmfne_vf        011100 . ..... ..... 101 ..... 1010111 @r_vm
654vmflt_vv        011011 . ..... ..... 001 ..... 1010111 @r_vm
655vmflt_vf        011011 . ..... ..... 101 ..... 1010111 @r_vm
656vmfle_vv        011001 . ..... ..... 001 ..... 1010111 @r_vm
657vmfle_vf        011001 . ..... ..... 101 ..... 1010111 @r_vm
658vmfgt_vf        011101 . ..... ..... 101 ..... 1010111 @r_vm
659vmfge_vf        011111 . ..... ..... 101 ..... 1010111 @r_vm
660vfclass_v       010011 . ..... 10000 001 ..... 1010111 @r2_vm
661vfmerge_vfm     010111 0 ..... ..... 101 ..... 1010111 @r_vm_0
662vfmv_v_f        010111 1 00000 ..... 101 ..... 1010111 @r2
663
664vfcvt_xu_f_v       010010 . ..... 00000 001 ..... 1010111 @r2_vm
665vfcvt_x_f_v        010010 . ..... 00001 001 ..... 1010111 @r2_vm
666vfcvt_f_xu_v       010010 . ..... 00010 001 ..... 1010111 @r2_vm
667vfcvt_f_x_v        010010 . ..... 00011 001 ..... 1010111 @r2_vm
668vfcvt_rtz_xu_f_v   010010 . ..... 00110 001 ..... 1010111 @r2_vm
669vfcvt_rtz_x_f_v    010010 . ..... 00111 001 ..... 1010111 @r2_vm
670
671vfwcvt_xu_f_v      010010 . ..... 01000 001 ..... 1010111 @r2_vm
672vfwcvt_x_f_v       010010 . ..... 01001 001 ..... 1010111 @r2_vm
673vfwcvt_f_xu_v      010010 . ..... 01010 001 ..... 1010111 @r2_vm
674vfwcvt_f_x_v       010010 . ..... 01011 001 ..... 1010111 @r2_vm
675vfwcvt_f_f_v       010010 . ..... 01100 001 ..... 1010111 @r2_vm
676vfwcvt_rtz_xu_f_v  010010 . ..... 01110 001 ..... 1010111 @r2_vm
677vfwcvt_rtz_x_f_v   010010 . ..... 01111 001 ..... 1010111 @r2_vm
678
679vfncvt_xu_f_w      010010 . ..... 10000 001 ..... 1010111 @r2_vm
680vfncvt_x_f_w       010010 . ..... 10001 001 ..... 1010111 @r2_vm
681vfncvt_f_xu_w      010010 . ..... 10010 001 ..... 1010111 @r2_vm
682vfncvt_f_x_w       010010 . ..... 10011 001 ..... 1010111 @r2_vm
683vfncvt_f_f_w       010010 . ..... 10100 001 ..... 1010111 @r2_vm
684vfncvt_rod_f_f_w   010010 . ..... 10101 001 ..... 1010111 @r2_vm
685vfncvt_rtz_xu_f_w  010010 . ..... 10110 001 ..... 1010111 @r2_vm
686vfncvt_rtz_x_f_w   010010 . ..... 10111 001 ..... 1010111 @r2_vm
687
688vredsum_vs      000000 . ..... ..... 010 ..... 1010111 @r_vm
689vredand_vs      000001 . ..... ..... 010 ..... 1010111 @r_vm
690vredor_vs       000010 . ..... ..... 010 ..... 1010111 @r_vm
691vredxor_vs      000011 . ..... ..... 010 ..... 1010111 @r_vm
692vredminu_vs     000100 . ..... ..... 010 ..... 1010111 @r_vm
693vredmin_vs      000101 . ..... ..... 010 ..... 1010111 @r_vm
694vredmaxu_vs     000110 . ..... ..... 010 ..... 1010111 @r_vm
695vredmax_vs      000111 . ..... ..... 010 ..... 1010111 @r_vm
696vwredsumu_vs    110000 . ..... ..... 000 ..... 1010111 @r_vm
697vwredsum_vs     110001 . ..... ..... 000 ..... 1010111 @r_vm
698# Vector ordered and unordered reduction sum
699vfredusum_vs    000001 . ..... ..... 001 ..... 1010111 @r_vm
700vfredosum_vs    000011 . ..... ..... 001 ..... 1010111 @r_vm
701vfredmin_vs     000101 . ..... ..... 001 ..... 1010111 @r_vm
702vfredmax_vs     000111 . ..... ..... 001 ..... 1010111 @r_vm
703# Vector widening ordered and unordered float reduction sum
704vfwredusum_vs   110001 . ..... ..... 001 ..... 1010111 @r_vm
705vfwredosum_vs   110011 . ..... ..... 001 ..... 1010111 @r_vm
706vmand_mm        011001 - ..... ..... 010 ..... 1010111 @r
707vmnand_mm       011101 - ..... ..... 010 ..... 1010111 @r
708vmandn_mm       011000 - ..... ..... 010 ..... 1010111 @r
709vmxor_mm        011011 - ..... ..... 010 ..... 1010111 @r
710vmor_mm         011010 - ..... ..... 010 ..... 1010111 @r
711vmnor_mm        011110 - ..... ..... 010 ..... 1010111 @r
712vmorn_mm        011100 - ..... ..... 010 ..... 1010111 @r
713vmxnor_mm       011111 - ..... ..... 010 ..... 1010111 @r
714vcpop_m         010000 . ..... 10000 010 ..... 1010111 @r2_vm
715vfirst_m        010000 . ..... 10001 010 ..... 1010111 @r2_vm
716vmsbf_m         010100 . ..... 00001 010 ..... 1010111 @r2_vm
717vmsif_m         010100 . ..... 00011 010 ..... 1010111 @r2_vm
718vmsof_m         010100 . ..... 00010 010 ..... 1010111 @r2_vm
719viota_m         010100 . ..... 10000 010 ..... 1010111 @r2_vm
720vid_v           010100 . 00000 10001 010 ..... 1010111 @r1_vm
721vmv_x_s         010000 1 ..... 00000 010 ..... 1010111 @r2rd
722vmv_s_x         010000 1 00000 ..... 110 ..... 1010111 @r2
723vfmv_f_s        010000 1 ..... 00000 001 ..... 1010111 @r2rd
724vfmv_s_f        010000 1 00000 ..... 101 ..... 1010111 @r2
725vslideup_vx     001110 . ..... ..... 100 ..... 1010111 @r_vm
726vslideup_vi     001110 . ..... ..... 011 ..... 1010111 @r_vm
727vslide1up_vx    001110 . ..... ..... 110 ..... 1010111 @r_vm
728vslidedown_vx   001111 . ..... ..... 100 ..... 1010111 @r_vm
729vslidedown_vi   001111 . ..... ..... 011 ..... 1010111 @r_vm
730vslide1down_vx  001111 . ..... ..... 110 ..... 1010111 @r_vm
731vrgather_vv     001100 . ..... ..... 000 ..... 1010111 @r_vm
732vrgatherei16_vv 001110 . ..... ..... 000 ..... 1010111 @r_vm
733vrgather_vx     001100 . ..... ..... 100 ..... 1010111 @r_vm
734vrgather_vi     001100 . ..... ..... 011 ..... 1010111 @r_vm
735vcompress_vm    010111 - ..... ..... 010 ..... 1010111 @r
736vmv1r_v         100111 1 ..... 00000 011 ..... 1010111 @r2rd
737vmv2r_v         100111 1 ..... 00001 011 ..... 1010111 @r2rd
738vmv4r_v         100111 1 ..... 00011 011 ..... 1010111 @r2rd
739vmv8r_v         100111 1 ..... 00111 011 ..... 1010111 @r2rd
740
741# Vector Integer Extension
742vzext_vf2       010010 . ..... 00110 010 ..... 1010111 @r2_vm
743vzext_vf4       010010 . ..... 00100 010 ..... 1010111 @r2_vm
744vzext_vf8       010010 . ..... 00010 010 ..... 1010111 @r2_vm
745vsext_vf2       010010 . ..... 00111 010 ..... 1010111 @r2_vm
746vsext_vf4       010010 . ..... 00101 010 ..... 1010111 @r2_vm
747vsext_vf8       010010 . ..... 00011 010 ..... 1010111 @r2_vm
748
749vsetvli         0 ........... ..... 111 ..... 1010111  @r2_zimm11
750vsetivli        11 .......... ..... 111 ..... 1010111  @r2_zimm10
751vsetvl          1000000 ..... ..... 111 ..... 1010111  @r
752
753# *** Zawrs Standard Extension ***
754wrs_nto    000000001101 00000 000 00000 1110011
755wrs_sto    000000011101 00000 000 00000 1110011
756
757# *** RV32 Zba Standard Extension ***
758sh1add     0010000 .......... 010 ..... 0110011 @r
759sh2add     0010000 .......... 100 ..... 0110011 @r
760sh3add     0010000 .......... 110 ..... 0110011 @r
761
762# *** RV64 Zba Standard Extension (in addition to RV32 Zba) ***
763add_uw     0000100 .......... 000 ..... 0111011 @r
764sh1add_uw  0010000 .......... 010 ..... 0111011 @r
765sh2add_uw  0010000 .......... 100 ..... 0111011 @r
766sh3add_uw  0010000 .......... 110 ..... 0111011 @r
767slli_uw    00001 ............ 001 ..... 0011011 @sh
768
769# *** RV32 Zbb/Zbkb Standard Extension ***
770andn       0100000 .......... 111 ..... 0110011 @r
771rol        0110000 .......... 001 ..... 0110011 @r
772ror        0110000 .......... 101 ..... 0110011 @r
773rori       01100 ............ 101 ..... 0010011 @sh
774# The encoding for rev8 differs between RV32 and RV64.
775# rev8_32 denotes the RV32 variant.
776rev8_32    011010 011000 ..... 101 ..... 0010011 @r2
777# The encoding for zext.h differs between RV32 and RV64.
778# zext_h_32 denotes the RV32 variant.
779{
780  zext_h_32  0000100 00000 ..... 100 ..... 0110011 @r2
781  pack       0000100 ..... ..... 100 ..... 0110011 @r
782}
783xnor       0100000 .......... 100 ..... 0110011 @r
784# *** RV32 extra Zbb Standard Extension ***
785clz        011000 000000 ..... 001 ..... 0010011 @r2
786cpop       011000 000010 ..... 001 ..... 0010011 @r2
787ctz        011000 000001 ..... 001 ..... 0010011 @r2
788max        0000101 .......... 110 ..... 0110011 @r
789maxu       0000101 .......... 111 ..... 0110011 @r
790min        0000101 .......... 100 ..... 0110011 @r
791minu       0000101 .......... 101 ..... 0110011 @r
792orc_b      001010 000111 ..... 101 ..... 0010011 @r2
793orn        0100000 .......... 110 ..... 0110011 @r
794sext_b     011000 000100 ..... 001 ..... 0010011 @r2
795sext_h     011000 000101 ..... 001 ..... 0010011 @r2
796# *** RV32 extra Zbkb Standard Extension ***
797brev8      0110100 00111 ..... 101 ..... 0010011 @r2  #grevi
798packh      0000100  .......... 111 ..... 0110011 @r
799unzip      0000100 01111 ..... 101 ..... 0010011 @r2  #unshfl
800zip        0000100 01111 ..... 001 ..... 0010011 @r2  #shfl
801
802# *** RV64 Zbb/Zbkb Standard Extension (in addition to RV32 Zbb/Zbkb) ***
803# The encoding for rev8 differs between RV32 and RV64.
804# When executing on RV64, the encoding used in RV32 is an illegal
805# instruction, so we use different handler functions to differentiate.
806rev8_64    011010 111000 ..... 101 ..... 0010011 @r2
807rolw       0110000 .......... 001 ..... 0111011 @r
808roriw      0110000 .......... 101 ..... 0011011 @sh5
809rorw       0110000 .......... 101 ..... 0111011 @r
810# The encoding for zext.h differs between RV32 and RV64.
811# When executing on RV64, the encoding used in RV32 is an illegal
812# instruction, so we use different handler functions to differentiate.
813{
814  zext_h_64  0000100 00000 ..... 100 ..... 0111011 @r2
815  packw      0000100 ..... ..... 100 ..... 0111011 @r
816}
817# *** RV64 extra Zbb Standard Extension (in addition to RV32 Zbb) ***
818clzw       0110000 00000 ..... 001 ..... 0011011 @r2
819ctzw       0110000 00001 ..... 001 ..... 0011011 @r2
820cpopw      0110000 00010 ..... 001 ..... 0011011 @r2
821
822# *** RV32 Zbc/Zbkc Standard Extension ***
823clmul      0000101 .......... 001 ..... 0110011 @r
824clmulh     0000101 .......... 011 ..... 0110011 @r
825# *** RV32 extra Zbc Standard Extension ***
826clmulr     0000101 .......... 010 ..... 0110011 @r
827
828# *** RV32 Zbkx Standard Extension ***
829xperm4     0010100 .......... 010 ..... 0110011 @r
830xperm8     0010100 .......... 100 ..... 0110011 @r
831
832# *** RV32 Zbs Standard Extension ***
833bclr       0100100 .......... 001 ..... 0110011 @r
834bclri      01001. ........... 001 ..... 0010011 @sh
835bext       0100100 .......... 101 ..... 0110011 @r
836bexti      01001. ........... 101 ..... 0010011 @sh
837binv       0110100 .......... 001 ..... 0110011 @r
838binvi      01101. ........... 001 ..... 0010011 @sh
839bset       0010100 .......... 001 ..... 0110011 @r
840bseti      00101. ........... 001 ..... 0010011 @sh
841
842# *** Zfa Standard Extension ***
843fli_s       1111000 00001 ..... 000 ..... 1010011 @r2
844fli_d       1111001 00001 ..... 000 ..... 1010011 @r2
845fli_h       1111010 00001 ..... 000 ..... 1010011 @r2
846fminm_s     0010100 ..... ..... 010 ..... 1010011 @r
847fmaxm_s     0010100 ..... ..... 011 ..... 1010011 @r
848fminm_d     0010101 ..... ..... 010 ..... 1010011 @r
849fmaxm_d     0010101 ..... ..... 011 ..... 1010011 @r
850fminm_h     0010110 ..... ..... 010 ..... 1010011 @r
851fmaxm_h     0010110 ..... ..... 011 ..... 1010011 @r
852fround_s    0100000 00100 ..... ... ..... 1010011 @r2_rm
853froundnx_s  0100000 00101 ..... ... ..... 1010011 @r2_rm
854fround_d    0100001 00100 ..... ... ..... 1010011 @r2_rm
855froundnx_d  0100001 00101 ..... ... ..... 1010011 @r2_rm
856fround_h    0100010 00100 ..... ... ..... 1010011 @r2_rm
857froundnx_h  0100010 00101 ..... ... ..... 1010011 @r2_rm
858fcvtmod_w_d 1100001 01000 ..... 001 ..... 1010011 @r2
859fmvh_x_d    1110001 00001 ..... 000 ..... 1010011 @r2
860fmvp_d_x    1011001 ..... ..... 000 ..... 1010011 @r
861fleq_s      1010000 ..... ..... 100 ..... 1010011 @r
862fltq_s      1010000 ..... ..... 101 ..... 1010011 @r
863fleq_d      1010001 ..... ..... 100 ..... 1010011 @r
864fltq_d      1010001 ..... ..... 101 ..... 1010011 @r
865fleq_h      1010010 ..... ..... 100 ..... 1010011 @r
866fltq_h      1010010 ..... ..... 101 ..... 1010011 @r
867
868# *** RV32 Zfh Extension ***
869flh        ............   ..... 001 ..... 0000111 @i
870fsh        .......  ..... ..... 001 ..... 0100111 @s
871fmadd_h    ..... 10 ..... ..... ... ..... 1000011 @r4_rm
872fmsub_h    ..... 10 ..... ..... ... ..... 1000111 @r4_rm
873fnmsub_h   ..... 10 ..... ..... ... ..... 1001011 @r4_rm
874fnmadd_h   ..... 10 ..... ..... ... ..... 1001111 @r4_rm
875fadd_h     0000010  ..... ..... ... ..... 1010011 @r_rm
876fsub_h     0000110  ..... ..... ... ..... 1010011 @r_rm
877fmul_h     0001010  ..... ..... ... ..... 1010011 @r_rm
878fdiv_h     0001110  ..... ..... ... ..... 1010011 @r_rm
879fsqrt_h    0101110  00000 ..... ... ..... 1010011 @r2_rm
880fsgnj_h    0010010  ..... ..... 000 ..... 1010011 @r
881fsgnjn_h   0010010  ..... ..... 001 ..... 1010011 @r
882fsgnjx_h   0010010  ..... ..... 010 ..... 1010011 @r
883fmin_h     0010110  ..... ..... 000 ..... 1010011 @r
884fmax_h     0010110  ..... ..... 001 ..... 1010011 @r
885fcvt_h_s   0100010  00000 ..... ... ..... 1010011 @r2_rm
886fcvt_s_h   0100000  00010 ..... ... ..... 1010011 @r2_rm
887fcvt_h_d   0100010  00001 ..... ... ..... 1010011 @r2_rm
888fcvt_d_h   0100001  00010 ..... ... ..... 1010011 @r2_rm
889fcvt_w_h   1100010  00000 ..... ... ..... 1010011 @r2_rm
890fcvt_wu_h  1100010  00001 ..... ... ..... 1010011 @r2_rm
891fmv_x_h    1110010  00000 ..... 000 ..... 1010011 @r2
892feq_h      1010010  ..... ..... 010 ..... 1010011 @r
893flt_h      1010010  ..... ..... 001 ..... 1010011 @r
894fle_h      1010010  ..... ..... 000 ..... 1010011 @r
895fclass_h   1110010  00000 ..... 001 ..... 1010011 @r2
896fcvt_h_w   1101010  00000 ..... ... ..... 1010011 @r2_rm
897fcvt_h_wu  1101010  00001 ..... ... ..... 1010011 @r2_rm
898fmv_h_x    1111010  00000 ..... 000 ..... 1010011 @r2
899
900# *** RV64 Zfh Extension (in addition to RV32 Zfh) ***
901fcvt_l_h   1100010  00010 ..... ... ..... 1010011 @r2_rm
902fcvt_lu_h  1100010  00011 ..... ... ..... 1010011 @r2_rm
903fcvt_h_l   1101010  00010 ..... ... ..... 1010011 @r2_rm
904fcvt_h_lu  1101010  00011 ..... ... ..... 1010011 @r2_rm
905
906# *** Svinval Standard Extension ***
907sinval_vma        0001011 ..... ..... 000 00000 1110011 @sfence_vma
908sfence_w_inval    0001100 00000 00000 000 00000 1110011
909sfence_inval_ir   0001100 00001 00000 000 00000 1110011
910hinval_vvma       0010011 ..... ..... 000 00000 1110011 @hfence_vvma
911hinval_gvma       0110011 ..... ..... 000 00000 1110011 @hfence_gvma
912
913# *** RV32 Zknd Standard Extension ***
914aes32dsmi   .. 10111 ..... ..... 000 ..... 0110011 @k_aes
915aes32dsi    .. 10101 ..... ..... 000 ..... 0110011 @k_aes
916# *** RV64 Zknd Standard Extension ***
917aes64dsm    00 11111 ..... ..... 000 ..... 0110011 @r
918aes64ds     00 11101 ..... ..... 000 ..... 0110011 @r
919aes64im     00 11000 00000 ..... 001 ..... 0010011 @r2
920# *** RV32 Zkne Standard Extension ***
921aes32esmi   .. 10011 ..... ..... 000 ..... 0110011 @k_aes
922aes32esi    .. 10001 ..... ..... 000 ..... 0110011 @k_aes
923# *** RV64 Zkne Standard Extension ***
924aes64es     00 11001 ..... ..... 000 ..... 0110011 @r
925aes64esm    00 11011 ..... ..... 000 ..... 0110011 @r
926# *** RV64 Zkne/zknd Standard Extension ***
927aes64ks2    01 11111 ..... ..... 000 ..... 0110011 @r
928aes64ks1i   00 11000 1.... ..... 001 ..... 0010011 @i_aes
929# *** RV32 Zknh Standard Extension ***
930sha256sig0  00 01000 00010 ..... 001 ..... 0010011 @r2
931sha256sig1  00 01000 00011 ..... 001 ..... 0010011 @r2
932sha256sum0  00 01000 00000 ..... 001 ..... 0010011 @r2
933sha256sum1  00 01000 00001 ..... 001 ..... 0010011 @r2
934sha512sum0r 01 01000 ..... ..... 000 ..... 0110011 @r
935sha512sum1r 01 01001 ..... ..... 000 ..... 0110011 @r
936sha512sig0l 01 01010 ..... ..... 000 ..... 0110011 @r
937sha512sig0h 01 01110 ..... ..... 000 ..... 0110011 @r
938sha512sig1l 01 01011 ..... ..... 000 ..... 0110011 @r
939sha512sig1h 01 01111 ..... ..... 000 ..... 0110011 @r
940# *** RV64 Zknh Standard Extension ***
941sha512sig0  00 01000 00110 ..... 001 ..... 0010011 @r2
942sha512sig1  00 01000 00111 ..... 001 ..... 0010011 @r2
943sha512sum0  00 01000 00100 ..... 001 ..... 0010011 @r2
944sha512sum1  00 01000 00101 ..... 001 ..... 0010011 @r2
945# *** RV32 Zksh Standard Extension ***
946sm3p0       00 01000 01000 ..... 001 ..... 0010011 @r2
947sm3p1       00 01000 01001 ..... 001 ..... 0010011 @r2
948# *** RV32 Zksed Standard Extension ***
949sm4ed       .. 11000 ..... ..... 000 ..... 0110011 @k_aes
950sm4ks       .. 11010 ..... ..... 000 ..... 0110011 @k_aes
951
952# *** RV32 Zicond Standard Extension ***
953czero_eqz   0000111  ..... ..... 101 ..... 0110011 @r
954czero_nez   0000111  ..... ..... 111 ..... 0110011 @r
955
956# *** Zfbfmin Standard Extension ***
957fcvt_bf16_s       0100010  01000 ..... ... ..... 1010011 @r2_rm
958fcvt_s_bf16       0100000  00110 ..... ... ..... 1010011 @r2_rm
959
960# *** Zvfbfmin Standard Extension ***
961vfncvtbf16_f_f_w  010010 . ..... 11101 001 ..... 1010111 @r2_vm
962vfwcvtbf16_f_f_v  010010 . ..... 01101 001 ..... 1010111 @r2_vm
963
964# *** Zvfbfwma Standard Extension ***
965vfwmaccbf16_vv    111011 . ..... ..... 001 ..... 1010111 @r_vm
966vfwmaccbf16_vf    111011 . ..... ..... 101 ..... 1010111 @r_vm
967
968# *** Zvbc vector crypto extension ***
969vclmul_vv   001100 . ..... ..... 010 ..... 1010111 @r_vm
970vclmul_vx   001100 . ..... ..... 110 ..... 1010111 @r_vm
971vclmulh_vv  001101 . ..... ..... 010 ..... 1010111 @r_vm
972vclmulh_vx  001101 . ..... ..... 110 ..... 1010111 @r_vm
973
974# *** Zvbb vector crypto extension ***
975vrol_vv     010101 . ..... ..... 000 ..... 1010111 @r_vm
976vrol_vx     010101 . ..... ..... 100 ..... 1010111 @r_vm
977vror_vv     010100 . ..... ..... 000 ..... 1010111 @r_vm
978vror_vx     010100 . ..... ..... 100 ..... 1010111 @r_vm
979vror_vi     01010. . ..... ..... 011 ..... 1010111 @r2_zimm6
980vbrev8_v    010010 . ..... 01000 010 ..... 1010111 @r2_vm
981vrev8_v     010010 . ..... 01001 010 ..... 1010111 @r2_vm
982vandn_vv    000001 . ..... ..... 000 ..... 1010111 @r_vm
983vandn_vx    000001 . ..... ..... 100 ..... 1010111 @r_vm
984vbrev_v     010010 . ..... 01010 010 ..... 1010111 @r2_vm
985vclz_v      010010 . ..... 01100 010 ..... 1010111 @r2_vm
986vctz_v      010010 . ..... 01101 010 ..... 1010111 @r2_vm
987vcpop_v     010010 . ..... 01110 010 ..... 1010111 @r2_vm
988vwsll_vv    110101 . ..... ..... 000 ..... 1010111 @r_vm
989vwsll_vx    110101 . ..... ..... 100 ..... 1010111 @r_vm
990vwsll_vi    110101 . ..... ..... 011 ..... 1010111 @r_vm
991
992# *** Zvkned vector crypto extension ***
993vaesef_vv   101000 1 ..... 00011 010 ..... 1110111 @r2_vm_1
994vaesef_vs   101001 1 ..... 00011 010 ..... 1110111 @r2_vm_1
995vaesdf_vv   101000 1 ..... 00001 010 ..... 1110111 @r2_vm_1
996vaesdf_vs   101001 1 ..... 00001 010 ..... 1110111 @r2_vm_1
997vaesem_vv   101000 1 ..... 00010 010 ..... 1110111 @r2_vm_1
998vaesem_vs   101001 1 ..... 00010 010 ..... 1110111 @r2_vm_1
999vaesdm_vv   101000 1 ..... 00000 010 ..... 1110111 @r2_vm_1
1000vaesdm_vs   101001 1 ..... 00000 010 ..... 1110111 @r2_vm_1
1001vaesz_vs    101001 1 ..... 00111 010 ..... 1110111 @r2_vm_1
1002vaeskf1_vi  100010 1 ..... ..... 010 ..... 1110111 @r_vm_1
1003vaeskf2_vi  101010 1 ..... ..... 010 ..... 1110111 @r_vm_1
1004
1005# *** Zvknh vector crypto extension ***
1006vsha2ms_vv  101101 1 ..... ..... 010 ..... 1110111 @r_vm_1
1007vsha2ch_vv  101110 1 ..... ..... 010 ..... 1110111 @r_vm_1
1008vsha2cl_vv  101111 1 ..... ..... 010 ..... 1110111 @r_vm_1
1009
1010# *** Zvksh vector crypto extension ***
1011vsm3me_vv   100000 1 ..... ..... 010 ..... 1110111 @r_vm_1
1012vsm3c_vi    101011 1 ..... ..... 010 ..... 1110111 @r_vm_1
1013
1014# *** Zvkg vector crypto extension ***
1015vghsh_vv    101100 1 ..... ..... 010 ..... 1110111 @r_vm_1
1016vgmul_vv    101000 1 ..... 10001 010 ..... 1110111 @r2_vm_1
1017
1018# *** Zvksed vector crypto extension ***
1019vsm4k_vi    100001 1 ..... ..... 010 ..... 1110111 @r_vm_1
1020vsm4r_vv    101000 1 ..... 10000 010 ..... 1110111 @r2_vm_1
1021vsm4r_vs    101001 1 ..... 10000 010 ..... 1110111 @r2_vm_1
1022
1023# *** RV32 Zacas Standard Extension ***
1024amocas_w    00101 . . ..... ..... 010 ..... 0101111 @atom_st
1025amocas_d    00101 . . ..... ..... 011 ..... 0101111 @atom_st
1026# *** RV64 Zacas Standard Extension ***
1027amocas_q    00101 . . ..... ..... 100 ..... 0101111 @atom_st
1028
1029# *** Zimop may-be-operation extension ***
1030{
1031  # zicfiss instructions carved out of mop.r
1032  [
1033    ssrdp     1100110 11100 00000 100 rd:5  1110011
1034    sspopchk  1100110 11100 00001 100 00000 1110011 &r2 rs1=1 rd=0
1035    sspopchk  1100110 11100 00101 100 00000 1110011 &r2 rs1=5 rd=0
1036  ]
1037  mop_r_n    1 . 00 .. 0111 .. ..... 100 ..... 1110011 @mop5
1038}
1039{
1040  # zicfiss instruction carved out of mop.rr
1041  [
1042    sspush    1100111 00001  00000 100 00000 1110011 &r2_s rs2=1 rs1=0
1043    sspush    1100111 00101  00000 100 00000 1110011 &r2_s rs2=5 rs1=0
1044  ]
1045  mop_rr_n   1 . 00 .. 1 ..... ..... 100 ..... 1110011 @mop3
1046}
1047
1048# *** Zabhb Standard Extension ***
1049amoswap_b  00001 . . ..... ..... 000 ..... 0101111 @atom_st
1050amoadd_b   00000 . . ..... ..... 000 ..... 0101111 @atom_st
1051amoxor_b   00100 . . ..... ..... 000 ..... 0101111 @atom_st
1052amoand_b   01100 . . ..... ..... 000 ..... 0101111 @atom_st
1053amoor_b    01000 . . ..... ..... 000 ..... 0101111 @atom_st
1054amomin_b   10000 . . ..... ..... 000 ..... 0101111 @atom_st
1055amomax_b   10100 . . ..... ..... 000 ..... 0101111 @atom_st
1056amominu_b  11000 . . ..... ..... 000 ..... 0101111 @atom_st
1057amomaxu_b  11100 . . ..... ..... 000 ..... 0101111 @atom_st
1058amoswap_h  00001 . . ..... ..... 001 ..... 0101111 @atom_st
1059amoadd_h   00000 . . ..... ..... 001 ..... 0101111 @atom_st
1060amoxor_h   00100 . . ..... ..... 001 ..... 0101111 @atom_st
1061amoand_h   01100 . . ..... ..... 001 ..... 0101111 @atom_st
1062amoor_h    01000 . . ..... ..... 001 ..... 0101111 @atom_st
1063amomin_h   10000 . . ..... ..... 001 ..... 0101111 @atom_st
1064amomax_h   10100 . . ..... ..... 001 ..... 0101111 @atom_st
1065amominu_h  11000 . . ..... ..... 001 ..... 0101111 @atom_st
1066amomaxu_h  11100 . . ..... ..... 001 ..... 0101111 @atom_st
1067amocas_b    00101 . . ..... ..... 000 ..... 0101111 @atom_st
1068amocas_h    00101 . . ..... ..... 001 ..... 0101111 @atom_st
1069