xref: /netbsd-src/external/gpl3/binutils/dist/opcodes/riscv-opc.c (revision 4d5abbe83f525258eb479e5fca29f25cb943f379)
1 /* RISC-V opcode list
2    Copyright 2011-2014 Free Software Foundation, Inc.
3 
4    Contributed by Andrew Waterman (waterman@cs.berkeley.edu) at UC Berkeley.
5    Based on MIPS target.
6 
7    This file is part of the GNU opcodes library.
8 
9    This library is free software; you can redistribute it and/or modify
10    it under the terms of the GNU General Public License as published by
11    the Free Software Foundation; either version 3, or (at your option)
12    any later version.
13 
14    It is distributed in the hope that it will be useful, but WITHOUT
15    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
17    License for more details.
18 
19    You should have received a copy of the GNU General Public License
20    along with this file; see the file COPYING.  If not, write to the
21    Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
22    MA 02110-1301, USA.  */
23 
24 #include "sysdep.h"
25 #include "opcode/riscv.h"
26 #include <stdio.h>
27 
28 /* Register names used by gas and objdump.  */
29 
30 const char * const riscv_gpr_names_numeric[32] =
31 {
32   "x0",   "x1",   "x2",   "x3",   "x4",   "x5",   "x6",   "x7",
33   "x8",   "x9",   "x10",  "x11",  "x12",  "x13",  "x14",  "x15",
34   "x16",  "x17",  "x18",  "x19",  "x20",  "x21",  "x22",  "x23",
35   "x24",  "x25",  "x26",  "x27",  "x28",  "x29",  "x30",  "x31"
36 };
37 
38 const char * const riscv_gpr_names_abi[32] = {
39   "zero", "ra", "sp",  "gp",  "tp", "t0",  "t1",  "t2",
40   "s0",   "s1", "a0",  "a1",  "a2", "a3",  "a4",  "a5",
41   "a6",   "a7", "s2",  "s3",  "s4", "s5",  "s6",  "s7",
42   "s8",   "s9", "s10", "s11", "t3", "t4",  "t5",  "t6"
43 };
44 
45 const char * const riscv_fpr_names_numeric[32] =
46 {
47   "f0",   "f1",   "f2",   "f3",   "f4",   "f5",   "f6",   "f7",
48   "f8",   "f9",   "f10",  "f11",  "f12",  "f13",  "f14",  "f15",
49   "f16",  "f17",  "f18",  "f19",  "f20",  "f21",  "f22",  "f23",
50   "f24",  "f25",  "f26",  "f27",  "f28",  "f29",  "f30",  "f31"
51 };
52 
53 const char * const riscv_fpr_names_abi[32] = {
54   "ft0", "ft1", "ft2",  "ft3",  "ft4", "ft5", "ft6",  "ft7",
55   "fs0", "fs1", "fa0",  "fa1",  "fa2", "fa3", "fa4",  "fa5",
56   "fa6", "fa7", "fs2",  "fs3",  "fs4", "fs5", "fs6",  "fs7",
57   "fs8", "fs9", "fs10", "fs11", "ft8", "ft9", "ft10", "ft11"
58 };
59 
60 const char * const riscv_vec_gpr_names[32] =
61 {
62   "vx0",  "vx1",  "vx2",  "vx3",  "vx4",  "vx5",  "vx6",  "vx7",
63   "vx8",  "vx9",  "vx10", "vx11", "vx12", "vx13", "vx14", "vx15",
64   "vx16", "vx17", "vx18", "vx19", "vx20", "vx21", "vx22", "vx23",
65   "vx24", "vx25", "vx26", "vx27", "vx28", "vx29", "vx30", "vx31"
66 };
67 
68 const char * const riscv_vec_fpr_names[32] =
69 {
70   "vf0",  "vf1",  "vf2",  "vf3",  "vf4",  "vf5",  "vf6",  "vf7",
71   "vf8",  "vf9",  "vf10", "vf11", "vf12", "vf13", "vf14", "vf15",
72   "vf16", "vf17", "vf18", "vf19", "vf20", "vf21", "vf22", "vf23",
73   "vf24", "vf25", "vf26", "vf27", "vf28", "vf29", "vf30", "vf31"
74 };
75 
76 /* The order of overloaded instructions matters.  Label arguments and
77    register arguments look the same. Instructions that can have either
78    for arguments must apear in the correct order in this table for the
79    assembler to pick the right one. In other words, entries with
80    immediate operands must apear after the same instruction with
81    registers.
82 
83    Because of the lookup algorithm used, entries with the same opcode
84    name must be contiguous. */
85 
86 #define WR_xd INSN_WRITE_GPR_D
87 #define WR_fd INSN_WRITE_FPR_D
88 #define RD_xs1 INSN_READ_GPR_S
89 #define RD_xs2 INSN_READ_GPR_T
90 #define RD_fs1 INSN_READ_FPR_S
91 #define RD_fs2 INSN_READ_FPR_T
92 #define RD_fs3 INSN_READ_FPR_R
93 
94 #define MASK_RS1 (OP_MASK_RS1 << OP_SH_RS1)
95 #define MASK_RS2 (OP_MASK_RS2 << OP_SH_RS2)
96 #define MASK_RD (OP_MASK_RD << OP_SH_RD)
97 #define MASK_IMM ENCODE_ITYPE_IMM(-1U)
98 #define MASK_UIMM ENCODE_UTYPE_IMM(-1U)
99 #define MASK_RM (OP_MASK_RM << OP_SH_RM)
100 #define MASK_PRED (OP_MASK_PRED << OP_SH_PRED)
101 #define MASK_SUCC (OP_MASK_SUCC << OP_SH_SUCC)
102 #define MASK_AQ (OP_MASK_AQ << OP_SH_AQ)
103 #define MASK_RL (OP_MASK_RL << OP_SH_RL)
104 #define MASK_AQRL (MASK_AQ | MASK_RL)
105 
106 static int match_opcode(const struct riscv_opcode *op, insn_t insn)
107 {
108   return (insn & op->mask) == op->match;
109 }
110 
111 static int match_never(const struct riscv_opcode *op ATTRIBUTE_UNUSED,
112 		       insn_t insn ATTRIBUTE_UNUSED)
113 {
114   return 0;
115 }
116 
117 static int match_rs1_eq_rs2(const struct riscv_opcode *op, insn_t insn)
118 {
119   return match_opcode(op, insn) &&
120     ((insn & MASK_RS1) >> OP_SH_RS1) == ((insn & MASK_RS2) >> OP_SH_RS2);
121 }
122 
123 const struct riscv_opcode riscv_builtin_opcodes[] =
124 {
125 /* These instructions appear first so that the disassembler will find
126    them first.  The assemblers uses a hash table based on the
127    instruction name anyhow.  */
128 /* name,      isa,   operands, match, mask, pinfo */
129 {"unimp",     "I",   "",         0, 0xffff,  match_opcode, 0 },
130 {"nop",       "I",   "",         MATCH_ADDI, MASK_ADDI | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode,  INSN_ALIAS },
131 {"li",        "I",   "d,j",      MATCH_ADDI, MASK_ADDI | MASK_RS1, match_opcode,  INSN_ALIAS|WR_xd }, /* addi */
132 {"li",        "I",   "d,I",  0,    (int) M_LI,  match_never, INSN_MACRO },
133 {"mv",        "I",   "d,s",  MATCH_ADDI, MASK_ADDI | MASK_IMM, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
134 {"move",      "I",   "d,s",  MATCH_ADDI, MASK_ADDI | MASK_IMM, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
135 {"andi",      "I",   "d,s,j",  MATCH_ANDI, MASK_ANDI, match_opcode,   WR_xd|RD_xs1 },
136 {"and",       "I",   "d,s,t",  MATCH_AND, MASK_AND, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
137 {"and",       "I",   "d,s,j",  MATCH_ANDI, MASK_ANDI, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
138 {"beqz",      "I",   "s,p",  MATCH_BEQ, MASK_BEQ | MASK_RS2, match_opcode,   INSN_ALIAS|RD_xs1 },
139 {"beq",       "I",   "s,t,p",  MATCH_BEQ, MASK_BEQ, match_opcode,   RD_xs1|RD_xs2 },
140 {"blez",      "I",   "t,p",  MATCH_BGE, MASK_BGE | MASK_RS1, match_opcode,   INSN_ALIAS|RD_xs2 },
141 {"bgez",      "I",   "s,p",  MATCH_BGE, MASK_BGE | MASK_RS2, match_opcode,   INSN_ALIAS|RD_xs1 },
142 {"ble",       "I",   "t,s,p",  MATCH_BGE, MASK_BGE, match_opcode,   INSN_ALIAS|RD_xs1|RD_xs2 },
143 {"bleu",      "I",   "t,s,p",  MATCH_BGEU, MASK_BGEU, match_opcode,   INSN_ALIAS|RD_xs1|RD_xs2 },
144 {"bge",       "I",   "s,t,p",  MATCH_BGE, MASK_BGE, match_opcode,   RD_xs1|RD_xs2 },
145 {"bgeu",      "I",   "s,t,p",  MATCH_BGEU, MASK_BGEU, match_opcode,   RD_xs1|RD_xs2 },
146 {"bltz",      "I",   "s,p",  MATCH_BLT, MASK_BLT | MASK_RS2, match_opcode,   INSN_ALIAS|RD_xs1 },
147 {"bgtz",      "I",   "t,p",  MATCH_BLT, MASK_BLT | MASK_RS1, match_opcode,   INSN_ALIAS|RD_xs2 },
148 {"blt",       "I",   "s,t,p",  MATCH_BLT, MASK_BLT, match_opcode,   RD_xs1|RD_xs2 },
149 {"bltu",      "I",   "s,t,p",  MATCH_BLTU, MASK_BLTU, match_opcode,   RD_xs1|RD_xs2 },
150 {"bgt",       "I",   "t,s,p",  MATCH_BLT, MASK_BLT, match_opcode,   INSN_ALIAS|RD_xs1|RD_xs2 },
151 {"bgtu",      "I",   "t,s,p",  MATCH_BLTU, MASK_BLTU, match_opcode,   INSN_ALIAS|RD_xs1|RD_xs2 },
152 {"bnez",      "I",   "s,p",  MATCH_BNE, MASK_BNE | MASK_RS2, match_opcode,   INSN_ALIAS|RD_xs1 },
153 {"bne",       "I",   "s,t,p",  MATCH_BNE, MASK_BNE, match_opcode,   RD_xs1|RD_xs2 },
154 {"addi",      "I",   "d,s,j",  MATCH_ADDI, MASK_ADDI, match_opcode,  WR_xd|RD_xs1 },
155 {"add",       "I",   "d,s,t",  MATCH_ADD, MASK_ADD, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
156 {"add",       "I",   "d,s,t,0",MATCH_ADD, MASK_ADD, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
157 {"add",       "I",   "d,s,j",  MATCH_ADDI, MASK_ADDI, match_opcode,  INSN_ALIAS|WR_xd|RD_xs1 },
158 {"la",        "I",   "d,A",  0,    (int) M_LA,  match_never, INSN_MACRO },
159 {"lla",       "I",   "d,A",  0,    (int) M_LLA,  match_never, INSN_MACRO },
160 {"la.tls.gd", "I",   "d,A",  0,    (int) M_LA_TLS_GD,  match_never, INSN_MACRO },
161 {"la.tls.ie", "I",   "d,A",  0,    (int) M_LA_TLS_IE,  match_never, INSN_MACRO },
162 {"neg",       "I",   "d,t",  MATCH_SUB, MASK_SUB | MASK_RS1, match_opcode,   INSN_ALIAS|WR_xd|RD_xs2 }, /* sub 0 */
163 {"slli",      "I",   "d,s,>",   MATCH_SLLI, MASK_SLLI, match_opcode,   WR_xd|RD_xs1 },
164 {"sll",       "I",   "d,s,t",   MATCH_SLL, MASK_SLL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
165 {"sll",       "I",   "d,s,>",   MATCH_SLLI, MASK_SLLI, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
166 {"srli",      "I",   "d,s,>",   MATCH_SRLI, MASK_SRLI, match_opcode,   WR_xd|RD_xs1 },
167 {"srl",       "I",   "d,s,t",   MATCH_SRL, MASK_SRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
168 {"srl",       "I",   "d,s,>",   MATCH_SRLI, MASK_SRLI, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
169 {"srai",      "I",   "d,s,>",   MATCH_SRAI, MASK_SRAI, match_opcode,   WR_xd|RD_xs1 },
170 {"sra",       "I",   "d,s,t",   MATCH_SRA, MASK_SRA, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
171 {"sra",       "I",   "d,s,>",   MATCH_SRAI, MASK_SRAI, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
172 {"sub",       "I",   "d,s,t",  MATCH_SUB, MASK_SUB, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
173 {"ret",       "I",   "",  MATCH_JALR | (X_RA << OP_SH_RS1), MASK_JALR | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
174 {"j",         "I",   "a",  MATCH_JAL, MASK_JAL | MASK_RD, match_opcode,   INSN_ALIAS },
175 {"jal",       "I",   "a",  MATCH_JAL | (X_RA << OP_SH_RD), MASK_JAL | MASK_RD, match_opcode,   INSN_ALIAS|WR_xd },
176 {"jal",       "I",   "d,a",  MATCH_JAL, MASK_JAL, match_opcode,   WR_xd },
177 {"call",      "I",   "c", (X_T0 << OP_SH_RS1) | (X_RA << OP_SH_RD), (int) M_CALL,  match_never, INSN_MACRO },
178 {"tail",      "I",   "c", (X_T0 << OP_SH_RS1), (int) M_CALL,  match_never, INSN_MACRO },
179 {"jump",      "I",   "c,s", 0, (int) M_CALL,  match_never, INSN_MACRO },
180 {"jr",        "I",   "s",  MATCH_JALR, MASK_JALR | MASK_RD | MASK_IMM, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
181 {"jr",        "I",   "s,j",  MATCH_JALR, MASK_JALR | MASK_RD, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
182 {"jalr",      "I",   "s",  MATCH_JALR | (X_RA << OP_SH_RD), MASK_JALR | MASK_RD | MASK_IMM, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
183 {"jalr",      "I",   "s,j",  MATCH_JALR | (X_RA << OP_SH_RD), MASK_JALR | MASK_RD, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
184 {"jalr",      "I",   "d,s",  MATCH_JALR, MASK_JALR | MASK_IMM, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
185 {"jalr",      "I",   "d,s,j",  MATCH_JALR, MASK_JALR, match_opcode,   WR_xd|RD_xs1 },
186 {"lb",        "I",   "d,o(s)",  MATCH_LB, MASK_LB, match_opcode,   WR_xd|RD_xs1 },
187 {"lb",        "I",   "d,A",  0, (int) M_LB, match_never, INSN_MACRO },
188 {"lbu",       "I",   "d,o(s)",  MATCH_LBU, MASK_LBU, match_opcode,   WR_xd|RD_xs1 },
189 {"lbu",       "I",   "d,A",  0, (int) M_LBU, match_never, INSN_MACRO },
190 {"lh",        "I",   "d,o(s)",  MATCH_LH, MASK_LH, match_opcode,   WR_xd|RD_xs1 },
191 {"lh",        "I",   "d,A",  0, (int) M_LH, match_never, INSN_MACRO },
192 {"lhu",       "I",   "d,o(s)",  MATCH_LHU, MASK_LHU, match_opcode,   WR_xd|RD_xs1 },
193 {"lhu",       "I",   "d,A",  0, (int) M_LHU, match_never, INSN_MACRO },
194 {"lw",        "I",   "d,o(s)",  MATCH_LW, MASK_LW, match_opcode,   WR_xd|RD_xs1 },
195 {"lw",        "I",   "d,A",  0, (int) M_LW, match_never, INSN_MACRO },
196 {"lui",       "I",   "d,u",  MATCH_LUI, MASK_LUI, match_opcode,   WR_xd },
197 {"not",       "I",   "d,s",  MATCH_XORI | MASK_IMM, MASK_XORI | MASK_IMM, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
198 {"ori",       "I",   "d,s,j",  MATCH_ORI, MASK_ORI, match_opcode,   WR_xd|RD_xs1 },
199 {"or",        "I",   "d,s,t",  MATCH_OR, MASK_OR, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
200 {"or",        "I",   "d,s,j",  MATCH_ORI, MASK_ORI, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
201 {"auipc",     "I",   "d,u",  MATCH_AUIPC, MASK_AUIPC, match_opcode,  WR_xd },
202 {"seqz",      "I",   "d,s",  MATCH_SLTIU | ENCODE_ITYPE_IMM(1), MASK_SLTIU | MASK_IMM, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
203 {"snez",      "I",   "d,t",  MATCH_SLTU, MASK_SLTU | MASK_RS1, match_opcode,   INSN_ALIAS|WR_xd|RD_xs2 },
204 {"sltz",      "I",   "d,s",  MATCH_SLT, MASK_SLT | MASK_RS2, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
205 {"sgtz",      "I",   "d,t",  MATCH_SLT, MASK_SLT | MASK_RS1, match_opcode,   INSN_ALIAS|WR_xd|RD_xs2 },
206 {"slti",      "I",   "d,s,j",  MATCH_SLTI, MASK_SLTI, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
207 {"slt",       "I",   "d,s,t",  MATCH_SLT, MASK_SLT, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
208 {"slt",       "I",   "d,s,j",  MATCH_SLTI, MASK_SLTI, match_opcode,   WR_xd|RD_xs1 },
209 {"sltiu",     "I",   "d,s,j",  MATCH_SLTIU, MASK_SLTIU, match_opcode,   WR_xd|RD_xs1 },
210 {"sltu",      "I",   "d,s,t",  MATCH_SLTU, MASK_SLTU, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
211 {"sltu",      "I",   "d,s,j",  MATCH_SLTIU, MASK_SLTIU, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
212 {"sgt",       "I",   "d,t,s",  MATCH_SLT, MASK_SLT, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1|RD_xs2 },
213 {"sgtu",      "I",   "d,t,s",  MATCH_SLTU, MASK_SLTU, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1|RD_xs2 },
214 {"sb",        "I",   "t,q(s)",  MATCH_SB, MASK_SB, match_opcode,   RD_xs1|RD_xs2 },
215 {"sb",        "I",   "t,A,s",  0, (int) M_SB, match_never,  INSN_MACRO },
216 {"sh",        "I",   "t,q(s)",  MATCH_SH, MASK_SH, match_opcode,   RD_xs1|RD_xs2 },
217 {"sh",        "I",   "t,A,s",  0, (int) M_SH, match_never,  INSN_MACRO },
218 {"sw",        "I",   "t,q(s)",  MATCH_SW, MASK_SW, match_opcode,   RD_xs1|RD_xs2 },
219 {"sw",        "I",   "t,A,s",  0, (int) M_SW, match_never,  INSN_MACRO },
220 {"fence",     "I",   "",  MATCH_FENCE | MASK_PRED | MASK_SUCC, MASK_FENCE | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode,   INSN_ALIAS },
221 {"fence",     "I",   "P,Q",  MATCH_FENCE, MASK_FENCE | MASK_RD | MASK_RS1 | (MASK_IMM & ~MASK_PRED & ~MASK_SUCC), match_opcode,   0 },
222 {"fence.i",   "I",   "",  MATCH_FENCE_I, MASK_FENCE | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode,   0 },
223 {"rdcycle",   "I",   "d",  MATCH_RDCYCLE, MASK_RDCYCLE, match_opcode,  WR_xd },
224 {"rdinstret", "I",   "d",  MATCH_RDINSTRET, MASK_RDINSTRET, match_opcode,  WR_xd },
225 {"rdtime",    "I",   "d",  MATCH_RDTIME, MASK_RDTIME, match_opcode,  WR_xd },
226 {"rdcycleh",  "32I", "d",  MATCH_RDCYCLEH, MASK_RDCYCLEH, match_opcode,  WR_xd },
227 {"rdinstreth","32I", "d",  MATCH_RDINSTRETH, MASK_RDINSTRETH, match_opcode,  WR_xd },
228 {"rdtimeh",   "32I", "d",  MATCH_RDTIMEH, MASK_RDTIMEH, match_opcode,  WR_xd },
229 {"sbreak",    "I",   "",    MATCH_SBREAK, MASK_SBREAK, match_opcode,   0 },
230 {"scall",     "I",   "",    MATCH_SCALL, MASK_SCALL, match_opcode,   0 },
231 {"ecall",     "I",   "",    MATCH_SCALL, MASK_SCALL, match_opcode,   0 },
232 {"xori",      "I",   "d,s,j",  MATCH_XORI, MASK_XORI, match_opcode,   WR_xd|RD_xs1 },
233 {"xor",       "I",   "d,s,t",  MATCH_XOR, MASK_XOR, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
234 {"xor",       "I",   "d,s,j",  MATCH_XORI, MASK_XORI, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
235 {"lwu",       "64I", "d,o(s)",  MATCH_LWU, MASK_LWU, match_opcode,   WR_xd|RD_xs1 },
236 {"lwu",       "64I", "d,A",  0, (int) M_LWU, match_never, INSN_MACRO },
237 {"ld",        "64I", "d,o(s)", MATCH_LD, MASK_LD, match_opcode,  WR_xd|RD_xs1 },
238 {"ld",        "64I", "d,A",  0, (int) M_LD, match_never, INSN_MACRO },
239 {"sd",        "64I", "t,q(s)",  MATCH_SD, MASK_SD, match_opcode,   RD_xs1|RD_xs2 },
240 {"sd",        "64I", "t,A,s",  0, (int) M_SD, match_never,  INSN_MACRO },
241 {"sext.w",    "64I", "d,s",  MATCH_ADDIW, MASK_ADDIW | MASK_IMM, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
242 {"addiw",     "64I", "d,s,j",  MATCH_ADDIW, MASK_ADDIW, match_opcode,   WR_xd|RD_xs1 },
243 {"addw",      "64I", "d,s,t",  MATCH_ADDW, MASK_ADDW, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
244 {"addw",      "64I", "d,s,j",  MATCH_ADDIW, MASK_ADDIW, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
245 {"negw",      "64I", "d,t",  MATCH_SUBW, MASK_SUBW | MASK_RS1, match_opcode,   INSN_ALIAS|WR_xd|RD_xs2 }, /* sub 0 */
246 {"slliw",     "64I", "d,s,<",   MATCH_SLLIW, MASK_SLLIW, match_opcode,   WR_xd|RD_xs1 },
247 {"sllw",      "64I", "d,s,t",   MATCH_SLLW, MASK_SLLW, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
248 {"sllw",      "64I", "d,s,<",   MATCH_SLLIW, MASK_SLLIW, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
249 {"srliw",     "64I", "d,s,<",   MATCH_SRLIW, MASK_SRLIW, match_opcode,   WR_xd|RD_xs1 },
250 {"srlw",      "64I", "d,s,t",   MATCH_SRLW, MASK_SRLW, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
251 {"srlw",      "64I", "d,s,<",   MATCH_SRLIW, MASK_SRLIW, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
252 {"sraiw",     "64I", "d,s,<",   MATCH_SRAIW, MASK_SRAIW, match_opcode,   WR_xd|RD_xs1 },
253 {"sraw",      "64I", "d,s,t",   MATCH_SRAW, MASK_SRAW, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
254 {"sraw",      "64I", "d,s,<",   MATCH_SRAIW, MASK_SRAIW, match_opcode,   INSN_ALIAS|WR_xd|RD_xs1 },
255 {"subw",      "64I", "d,s,t",  MATCH_SUBW, MASK_SUBW, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
256 
257 /* Atomic memory operation instruction subset */
258 {"lr.w",         "A",   "d,0(s)",    MATCH_LR_W, MASK_LR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1 },
259 {"sc.w",         "A",   "d,t,0(s)",  MATCH_SC_W, MASK_SC_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
260 {"amoadd.w",     "A",   "d,t,0(s)",  MATCH_AMOADD_W, MASK_AMOADD_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
261 {"amoswap.w",    "A",   "d,t,0(s)",  MATCH_AMOSWAP_W, MASK_AMOSWAP_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
262 {"amoand.w",     "A",   "d,t,0(s)",  MATCH_AMOAND_W, MASK_AMOAND_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
263 {"amoor.w",      "A",   "d,t,0(s)",  MATCH_AMOOR_W, MASK_AMOOR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
264 {"amoxor.w",     "A",   "d,t,0(s)",  MATCH_AMOXOR_W, MASK_AMOXOR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
265 {"amomax.w",     "A",   "d,t,0(s)",  MATCH_AMOMAX_W, MASK_AMOMAX_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
266 {"amomaxu.w",    "A",   "d,t,0(s)",  MATCH_AMOMAXU_W, MASK_AMOMAXU_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
267 {"amomin.w",     "A",   "d,t,0(s)",  MATCH_AMOMIN_W, MASK_AMOMIN_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
268 {"amominu.w",    "A",   "d,t,0(s)",  MATCH_AMOMINU_W, MASK_AMOMINU_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
269 {"lr.w.aq",      "A",   "d,0(s)",    MATCH_LR_W | MASK_AQ, MASK_LR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1 },
270 {"sc.w.aq",      "A",   "d,t,0(s)",  MATCH_SC_W | MASK_AQ, MASK_SC_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
271 {"amoadd.w.aq",  "A",   "d,t,0(s)",  MATCH_AMOADD_W | MASK_AQ, MASK_AMOADD_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
272 {"amoswap.w.aq", "A",   "d,t,0(s)",  MATCH_AMOSWAP_W | MASK_AQ, MASK_AMOSWAP_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
273 {"amoand.w.aq",  "A",   "d,t,0(s)",  MATCH_AMOAND_W | MASK_AQ, MASK_AMOAND_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
274 {"amoor.w.aq",   "A",   "d,t,0(s)",  MATCH_AMOOR_W | MASK_AQ, MASK_AMOOR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
275 {"amoxor.w.aq",  "A",   "d,t,0(s)",  MATCH_AMOXOR_W | MASK_AQ, MASK_AMOXOR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
276 {"amomax.w.aq",  "A",   "d,t,0(s)",  MATCH_AMOMAX_W | MASK_AQ, MASK_AMOMAX_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
277 {"amomaxu.w.aq", "A",   "d,t,0(s)",  MATCH_AMOMAXU_W | MASK_AQ, MASK_AMOMAXU_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
278 {"amomin.w.aq",  "A",   "d,t,0(s)",  MATCH_AMOMIN_W | MASK_AQ, MASK_AMOMIN_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
279 {"amominu.w.aq", "A",   "d,t,0(s)",  MATCH_AMOMINU_W | MASK_AQ, MASK_AMOMINU_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
280 {"lr.w.rl",      "A",   "d,0(s)",    MATCH_LR_W | MASK_RL, MASK_LR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1 },
281 {"sc.w.rl",      "A",   "d,t,0(s)",  MATCH_SC_W | MASK_RL, MASK_SC_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
282 {"amoadd.w.rl",  "A",   "d,t,0(s)",  MATCH_AMOADD_W | MASK_RL, MASK_AMOADD_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
283 {"amoswap.w.rl", "A",   "d,t,0(s)",  MATCH_AMOSWAP_W | MASK_RL, MASK_AMOSWAP_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
284 {"amoand.w.rl",  "A",   "d,t,0(s)",  MATCH_AMOAND_W | MASK_RL, MASK_AMOAND_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
285 {"amoor.w.rl",   "A",   "d,t,0(s)",  MATCH_AMOOR_W | MASK_RL, MASK_AMOOR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
286 {"amoxor.w.rl",  "A",   "d,t,0(s)",  MATCH_AMOXOR_W | MASK_RL, MASK_AMOXOR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
287 {"amomax.w.rl",  "A",   "d,t,0(s)",  MATCH_AMOMAX_W | MASK_RL, MASK_AMOMAX_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
288 {"amomaxu.w.rl", "A",   "d,t,0(s)",  MATCH_AMOMAXU_W | MASK_RL, MASK_AMOMAXU_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
289 {"amomin.w.rl",  "A",   "d,t,0(s)",  MATCH_AMOMIN_W | MASK_RL, MASK_AMOMIN_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
290 {"amominu.w.rl", "A",   "d,t,0(s)",  MATCH_AMOMINU_W | MASK_RL, MASK_AMOMINU_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
291 {"lr.w.sc",      "A",   "d,0(s)",    MATCH_LR_W | MASK_AQRL, MASK_LR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1 },
292 {"sc.w.sc",      "A",   "d,t,0(s)",  MATCH_SC_W | MASK_AQRL, MASK_SC_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
293 {"amoadd.w.sc",  "A",   "d,t,0(s)",  MATCH_AMOADD_W | MASK_AQRL, MASK_AMOADD_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
294 {"amoswap.w.sc", "A",   "d,t,0(s)",  MATCH_AMOSWAP_W | MASK_AQRL, MASK_AMOSWAP_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
295 {"amoand.w.sc",  "A",   "d,t,0(s)",  MATCH_AMOAND_W | MASK_AQRL, MASK_AMOAND_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
296 {"amoor.w.sc",   "A",   "d,t,0(s)",  MATCH_AMOOR_W | MASK_AQRL, MASK_AMOOR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
297 {"amoxor.w.sc",  "A",   "d,t,0(s)",  MATCH_AMOXOR_W | MASK_AQRL, MASK_AMOXOR_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
298 {"amomax.w.sc",  "A",   "d,t,0(s)",  MATCH_AMOMAX_W | MASK_AQRL, MASK_AMOMAX_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
299 {"amomaxu.w.sc", "A",   "d,t,0(s)",  MATCH_AMOMAXU_W | MASK_AQRL, MASK_AMOMAXU_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
300 {"amomin.w.sc",  "A",   "d,t,0(s)",  MATCH_AMOMIN_W | MASK_AQRL, MASK_AMOMIN_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
301 {"amominu.w.sc", "A",   "d,t,0(s)",  MATCH_AMOMINU_W | MASK_AQRL, MASK_AMOMINU_W | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
302 {"lr.d",         "64A", "d,0(s)",    MATCH_LR_D, MASK_LR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1 },
303 {"sc.d",         "64A", "d,t,0(s)",  MATCH_SC_D, MASK_SC_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
304 {"amoadd.d",     "64A", "d,t,0(s)",  MATCH_AMOADD_D, MASK_AMOADD_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
305 {"amoswap.d",    "64A", "d,t,0(s)",  MATCH_AMOSWAP_D, MASK_AMOSWAP_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
306 {"amoand.d",     "64A", "d,t,0(s)",  MATCH_AMOAND_D, MASK_AMOAND_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
307 {"amoor.d",      "64A", "d,t,0(s)",  MATCH_AMOOR_D, MASK_AMOOR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
308 {"amoxor.d",     "64A", "d,t,0(s)",  MATCH_AMOXOR_D, MASK_AMOXOR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
309 {"amomax.d",     "64A", "d,t,0(s)",  MATCH_AMOMAX_D, MASK_AMOMAX_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
310 {"amomaxu.d",    "64A", "d,t,0(s)",  MATCH_AMOMAXU_D, MASK_AMOMAXU_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
311 {"amomin.d",     "64A", "d,t,0(s)",  MATCH_AMOMIN_D, MASK_AMOMIN_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
312 {"amominu.d",    "64A", "d,t,0(s)",  MATCH_AMOMINU_D, MASK_AMOMINU_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
313 {"lr.d.aq",      "64A", "d,0(s)",    MATCH_LR_D | MASK_AQ, MASK_LR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1 },
314 {"sc.d.aq",      "64A", "d,t,0(s)",  MATCH_SC_D | MASK_AQ, MASK_SC_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
315 {"amoadd.d.aq",  "64A", "d,t,0(s)",  MATCH_AMOADD_D | MASK_AQ, MASK_AMOADD_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
316 {"amoswap.d.aq", "64A", "d,t,0(s)",  MATCH_AMOSWAP_D | MASK_AQ, MASK_AMOSWAP_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
317 {"amoand.d.aq",  "64A", "d,t,0(s)",  MATCH_AMOAND_D | MASK_AQ, MASK_AMOAND_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
318 {"amoor.d.aq",   "64A", "d,t,0(s)",  MATCH_AMOOR_D | MASK_AQ, MASK_AMOOR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
319 {"amoxor.d.aq",  "64A", "d,t,0(s)",  MATCH_AMOXOR_D | MASK_AQ, MASK_AMOXOR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
320 {"amomax.d.aq",  "64A", "d,t,0(s)",  MATCH_AMOMAX_D | MASK_AQ, MASK_AMOMAX_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
321 {"amomaxu.d.aq", "64A", "d,t,0(s)",  MATCH_AMOMAXU_D | MASK_AQ, MASK_AMOMAXU_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
322 {"amomin.d.aq",  "64A", "d,t,0(s)",  MATCH_AMOMIN_D | MASK_AQ, MASK_AMOMIN_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
323 {"amominu.d.aq", "64A", "d,t,0(s)",  MATCH_AMOMINU_D | MASK_AQ, MASK_AMOMINU_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
324 {"lr.d.rl",      "64A", "d,0(s)",    MATCH_LR_D | MASK_RL, MASK_LR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1 },
325 {"sc.d.rl",      "64A", "d,t,0(s)",  MATCH_SC_D | MASK_RL, MASK_SC_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
326 {"amoadd.d.rl",  "64A", "d,t,0(s)",  MATCH_AMOADD_D | MASK_RL, MASK_AMOADD_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
327 {"amoswap.d.rl", "64A", "d,t,0(s)",  MATCH_AMOSWAP_D | MASK_RL, MASK_AMOSWAP_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
328 {"amoand.d.rl",  "64A", "d,t,0(s)",  MATCH_AMOAND_D | MASK_RL, MASK_AMOAND_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
329 {"amoor.d.rl",   "64A", "d,t,0(s)",  MATCH_AMOOR_D | MASK_RL, MASK_AMOOR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
330 {"amoxor.d.rl",  "64A", "d,t,0(s)",  MATCH_AMOXOR_D | MASK_RL, MASK_AMOXOR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
331 {"amomax.d.rl",  "64A", "d,t,0(s)",  MATCH_AMOMAX_D | MASK_RL, MASK_AMOMAX_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
332 {"amomaxu.d.rl", "64A", "d,t,0(s)",  MATCH_AMOMAXU_D | MASK_RL, MASK_AMOMAXU_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
333 {"amomin.d.rl",  "64A", "d,t,0(s)",  MATCH_AMOMIN_D | MASK_RL, MASK_AMOMIN_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
334 {"amominu.d.rl", "64A", "d,t,0(s)",  MATCH_AMOMINU_D | MASK_RL, MASK_AMOMINU_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
335 {"lr.d.sc",      "64A", "d,0(s)",    MATCH_LR_D | MASK_AQRL, MASK_LR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1 },
336 {"sc.d.sc",      "64A", "d,t,0(s)",  MATCH_SC_D | MASK_AQRL, MASK_SC_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
337 {"amoadd.d.sc",  "64A", "d,t,0(s)",  MATCH_AMOADD_D | MASK_AQRL, MASK_AMOADD_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
338 {"amoswap.d.sc", "64A", "d,t,0(s)",  MATCH_AMOSWAP_D | MASK_AQRL, MASK_AMOSWAP_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
339 {"amoand.d.sc",  "64A", "d,t,0(s)",  MATCH_AMOAND_D | MASK_AQRL, MASK_AMOAND_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
340 {"amoor.d.sc",   "64A", "d,t,0(s)",  MATCH_AMOOR_D | MASK_AQRL, MASK_AMOOR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
341 {"amoxor.d.sc",  "64A", "d,t,0(s)",  MATCH_AMOXOR_D | MASK_AQRL, MASK_AMOXOR_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
342 {"amomax.d.sc",  "64A", "d,t,0(s)",  MATCH_AMOMAX_D | MASK_AQRL, MASK_AMOMAX_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
343 {"amomaxu.d.sc", "64A", "d,t,0(s)",  MATCH_AMOMAXU_D | MASK_AQRL, MASK_AMOMAXU_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
344 {"amomin.d.sc",  "64A", "d,t,0(s)",  MATCH_AMOMIN_D | MASK_AQRL, MASK_AMOMIN_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
345 {"amominu.d.sc", "64A", "d,t,0(s)",  MATCH_AMOMINU_D | MASK_AQRL, MASK_AMOMINU_D | MASK_AQRL, match_opcode,   WR_xd|RD_xs1|RD_xs2 },
346 
347 /* Multiply/Divide instruction subset */
348 {"mul",       "M",   "d,s,t",  MATCH_MUL, MASK_MUL, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
349 {"mulh",      "M",   "d,s,t",  MATCH_MULH, MASK_MULH, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
350 {"mulhu",     "M",   "d,s,t",  MATCH_MULHU, MASK_MULHU, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
351 {"mulhsu",    "M",   "d,s,t",  MATCH_MULHSU, MASK_MULHSU, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
352 {"div",       "M",   "d,s,t",  MATCH_DIV, MASK_DIV, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
353 {"divu",      "M",   "d,s,t",  MATCH_DIVU, MASK_DIVU, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
354 {"rem",       "M",   "d,s,t",  MATCH_REM, MASK_REM, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
355 {"remu",      "M",   "d,s,t",  MATCH_REMU, MASK_REMU, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
356 {"mulw",      "64M", "d,s,t",  MATCH_MULW, MASK_MULW, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
357 {"divw",      "64M", "d,s,t",  MATCH_DIVW, MASK_DIVW, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
358 {"divuw",     "64M", "d,s,t",  MATCH_DIVUW, MASK_DIVUW, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
359 {"remw",      "64M", "d,s,t",  MATCH_REMW, MASK_REMW, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
360 {"remuw",     "64M", "d,s,t",  MATCH_REMUW, MASK_REMUW, match_opcode,  WR_xd|RD_xs1|RD_xs2 },
361 
362 /* Single-precision floating-point instruction subset */
363 {"frsr",      "F",   "d",  MATCH_FRCSR, MASK_FRCSR, match_opcode,  WR_xd },
364 {"fssr",      "F",   "s",  MATCH_FSCSR, MASK_FSCSR | MASK_RD, match_opcode,  RD_xs1 },
365 {"fssr",      "F",   "d,s",  MATCH_FSCSR, MASK_FSCSR, match_opcode,  WR_xd|RD_xs1 },
366 {"frcsr",     "F",   "d",  MATCH_FRCSR, MASK_FRCSR, match_opcode,  WR_xd },
367 {"fscsr",     "F",   "s",  MATCH_FSCSR, MASK_FSCSR | MASK_RD, match_opcode,  RD_xs1 },
368 {"fscsr",     "F",   "d,s",  MATCH_FSCSR, MASK_FSCSR, match_opcode,  WR_xd|RD_xs1 },
369 {"frrm",      "F",   "d",  MATCH_FRRM, MASK_FRRM, match_opcode,  WR_xd },
370 {"fsrm",      "F",   "s",  MATCH_FSRM, MASK_FSRM | MASK_RD, match_opcode,  RD_xs1 },
371 {"fsrm",      "F",   "d,s",  MATCH_FSRM, MASK_FSRM, match_opcode,  WR_xd|RD_xs1 },
372 {"frflags",   "F",   "d",  MATCH_FRFLAGS, MASK_FRFLAGS, match_opcode,  WR_xd },
373 {"fsflags",   "F",   "s",  MATCH_FSFLAGS, MASK_FSFLAGS | MASK_RD, match_opcode,  RD_xs1 },
374 {"fsflags",   "F",   "d,s",  MATCH_FSFLAGS, MASK_FSFLAGS, match_opcode,  WR_xd|RD_xs1 },
375 {"flw",       "F",   "D,o(s)",  MATCH_FLW, MASK_FLW, match_opcode,   WR_fd|RD_xs1 },
376 {"flw",       "F",   "D,A,s",  0, (int) M_FLW, match_never,  INSN_MACRO },
377 {"fsw",       "F",   "T,q(s)",  MATCH_FSW, MASK_FSW, match_opcode,   RD_xs1|RD_fs2 },
378 {"fsw",       "F",   "T,A,s",  0, (int) M_FSW, match_never,  INSN_MACRO },
379 {"fmv.x.s",   "F",   "d,S",  MATCH_FMV_X_S, MASK_FMV_X_S, match_opcode,  WR_xd|RD_fs1 },
380 {"fmv.s.x",   "F",   "D,s",  MATCH_FMV_S_X, MASK_FMV_S_X, match_opcode,  WR_fd|RD_xs1 },
381 {"fmv.s",     "F",   "D,U",  MATCH_FSGNJ_S, MASK_FSGNJ_S, match_rs1_eq_rs2,   INSN_ALIAS|WR_fd|RD_fs1|RD_fs2 },
382 {"fneg.s",    "F",   "D,U",  MATCH_FSGNJN_S, MASK_FSGNJN_S, match_rs1_eq_rs2,   INSN_ALIAS|WR_fd|RD_fs1|RD_fs2 },
383 {"fabs.s",    "F",   "D,U",  MATCH_FSGNJX_S, MASK_FSGNJX_S, match_rs1_eq_rs2,   INSN_ALIAS|WR_fd|RD_fs1|RD_fs2 },
384 {"fsgnj.s",   "F",   "D,S,T",  MATCH_FSGNJ_S, MASK_FSGNJ_S, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
385 {"fsgnjn.s",  "F",   "D,S,T",  MATCH_FSGNJN_S, MASK_FSGNJN_S, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
386 {"fsgnjx.s",  "F",   "D,S,T",  MATCH_FSGNJX_S, MASK_FSGNJX_S, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
387 {"fadd.s",    "F",   "D,S,T",  MATCH_FADD_S | MASK_RM, MASK_FADD_S | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
388 {"fadd.s",    "F",   "D,S,T,m",  MATCH_FADD_S, MASK_FADD_S, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
389 {"fsub.s",    "F",   "D,S,T",  MATCH_FSUB_S | MASK_RM, MASK_FSUB_S | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
390 {"fsub.s",    "F",   "D,S,T,m",  MATCH_FSUB_S, MASK_FSUB_S, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
391 {"fmul.s",    "F",   "D,S,T",  MATCH_FMUL_S | MASK_RM, MASK_FMUL_S | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
392 {"fmul.s",    "F",   "D,S,T,m",  MATCH_FMUL_S, MASK_FMUL_S, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
393 {"fdiv.s",    "F",   "D,S,T",  MATCH_FDIV_S | MASK_RM, MASK_FDIV_S | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
394 {"fdiv.s",    "F",   "D,S,T,m",  MATCH_FDIV_S, MASK_FDIV_S, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
395 {"fsqrt.s",   "F",   "D,S",  MATCH_FSQRT_S | MASK_RM, MASK_FSQRT_S | MASK_RM, match_opcode,  WR_fd|RD_fs1 },
396 {"fsqrt.s",   "F",   "D,S,m",  MATCH_FSQRT_S, MASK_FSQRT_S, match_opcode,  WR_fd|RD_fs1 },
397 {"fmin.s",    "F",   "D,S,T",  MATCH_FMIN_S, MASK_FMIN_S, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
398 {"fmax.s",    "F",   "D,S,T",  MATCH_FMAX_S, MASK_FMAX_S, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
399 {"fmadd.s",   "F",   "D,S,T,R",  MATCH_FMADD_S | MASK_RM, MASK_FMADD_S | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
400 {"fmadd.s",   "F",   "D,S,T,R,m",  MATCH_FMADD_S, MASK_FMADD_S, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
401 {"fnmadd.s",  "F",   "D,S,T,R",  MATCH_FNMADD_S | MASK_RM, MASK_FNMADD_S | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
402 {"fnmadd.s",  "F",   "D,S,T,R,m",  MATCH_FNMADD_S, MASK_FNMADD_S, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
403 {"fmsub.s",   "F",   "D,S,T,R",  MATCH_FMSUB_S | MASK_RM, MASK_FMSUB_S | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
404 {"fmsub.s",   "F",   "D,S,T,R,m",  MATCH_FMSUB_S, MASK_FMSUB_S, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
405 {"fnmsub.s",  "F",   "D,S,T,R",  MATCH_FNMSUB_S | MASK_RM, MASK_FNMSUB_S | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
406 {"fnmsub.s",  "F",   "D,S,T,R,m",  MATCH_FNMSUB_S, MASK_FNMSUB_S, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
407 {"fcvt.w.s",  "F",   "d,S",  MATCH_FCVT_W_S | MASK_RM, MASK_FCVT_W_S | MASK_RM, match_opcode,  WR_xd|RD_fs1 },
408 {"fcvt.w.s",  "F",   "d,S,m",  MATCH_FCVT_W_S, MASK_FCVT_W_S, match_opcode,  WR_xd|RD_fs1 },
409 {"fcvt.wu.s", "F",   "d,S",  MATCH_FCVT_WU_S | MASK_RM, MASK_FCVT_WU_S | MASK_RM, match_opcode,  WR_xd|RD_fs1 },
410 {"fcvt.wu.s", "F",   "d,S,m",  MATCH_FCVT_WU_S, MASK_FCVT_WU_S, match_opcode,  WR_xd|RD_fs1 },
411 {"fcvt.s.w",  "F",   "D,s",  MATCH_FCVT_S_W | MASK_RM, MASK_FCVT_S_W | MASK_RM, match_opcode,   WR_fd|RD_xs1 },
412 {"fcvt.s.w",  "F",   "D,s,m",  MATCH_FCVT_S_W, MASK_FCVT_S_W, match_opcode,   WR_fd|RD_xs1 },
413 {"fcvt.s.wu", "F",   "D,s",  MATCH_FCVT_S_WU | MASK_RM, MASK_FCVT_S_W | MASK_RM, match_opcode,   WR_fd|RD_xs1 },
414 {"fcvt.s.wu", "F",   "D,s,m",  MATCH_FCVT_S_WU, MASK_FCVT_S_WU, match_opcode,   WR_fd|RD_xs1 },
415 {"fclass.s",  "F",   "d,S",  MATCH_FCLASS_S, MASK_FCLASS_S, match_opcode,   WR_xd|RD_fs1 },
416 {"feq.s",     "F",   "d,S,T",    MATCH_FEQ_S, MASK_FEQ_S, match_opcode,  WR_xd|RD_fs1|RD_fs2 },
417 {"flt.s",     "F",   "d,S,T",    MATCH_FLT_S, MASK_FLT_S, match_opcode,  WR_xd|RD_fs1|RD_fs2 },
418 {"fle.s",     "F",   "d,S,T",    MATCH_FLE_S, MASK_FLE_S, match_opcode,  WR_xd|RD_fs1|RD_fs2 },
419 {"fgt.s",     "F",   "d,T,S",    MATCH_FLT_S, MASK_FLT_S, match_opcode,  WR_xd|RD_fs1|RD_fs2 },
420 {"fge.s",     "F",   "d,T,S",    MATCH_FLE_S, MASK_FLE_S, match_opcode,  WR_xd|RD_fs1|RD_fs2 },
421 {"fcvt.l.s",  "64F", "d,S",  MATCH_FCVT_L_S | MASK_RM, MASK_FCVT_L_S | MASK_RM, match_opcode,  WR_xd|RD_fs1 },
422 {"fcvt.l.s",  "64F", "d,S,m",  MATCH_FCVT_L_S, MASK_FCVT_L_S, match_opcode,  WR_xd|RD_fs1 },
423 {"fcvt.lu.s", "64F", "d,S",  MATCH_FCVT_LU_S | MASK_RM, MASK_FCVT_LU_S | MASK_RM, match_opcode,  WR_xd|RD_fs1 },
424 {"fcvt.lu.s", "64F", "d,S,m",  MATCH_FCVT_LU_S, MASK_FCVT_LU_S, match_opcode,  WR_xd|RD_fs1 },
425 {"fcvt.s.l",  "64F", "D,s",  MATCH_FCVT_S_L | MASK_RM, MASK_FCVT_S_L | MASK_RM, match_opcode,   WR_fd|RD_xs1 },
426 {"fcvt.s.l",  "64F", "D,s,m",  MATCH_FCVT_S_L, MASK_FCVT_S_L, match_opcode,   WR_fd|RD_xs1 },
427 {"fcvt.s.lu", "64F", "D,s",  MATCH_FCVT_S_LU | MASK_RM, MASK_FCVT_S_L | MASK_RM, match_opcode,   WR_fd|RD_xs1 },
428 {"fcvt.s.lu", "64F", "D,s,m",  MATCH_FCVT_S_LU, MASK_FCVT_S_LU, match_opcode,   WR_fd|RD_xs1 },
429 
430 /* Double-precision floating-point instruction subset */
431 {"fld",       "D",   "D,o(s)",  MATCH_FLD, MASK_FLD, match_opcode,  WR_fd|RD_xs1 },
432 {"fld",       "D",   "D,A,s",  0, (int) M_FLD, match_never,  INSN_MACRO },
433 {"fsd",       "D",   "T,q(s)",  MATCH_FSD, MASK_FSD, match_opcode,  RD_xs1|RD_fs2 },
434 {"fsd",       "D",   "T,A,s",  0, (int) M_FSD, match_never,  INSN_MACRO },
435 {"fmv.d",     "D",   "D,U",  MATCH_FSGNJ_D, MASK_FSGNJ_D, match_rs1_eq_rs2,   INSN_ALIAS|WR_fd|RD_fs1|RD_fs2 },
436 {"fneg.d",    "D",   "D,U",  MATCH_FSGNJN_D, MASK_FSGNJN_D, match_rs1_eq_rs2,   INSN_ALIAS|WR_fd|RD_fs1|RD_fs2 },
437 {"fabs.d",    "D",   "D,U",  MATCH_FSGNJX_D, MASK_FSGNJX_D, match_rs1_eq_rs2,   INSN_ALIAS|WR_fd|RD_fs1|RD_fs2 },
438 {"fsgnj.d",   "D",   "D,S,T",  MATCH_FSGNJ_D, MASK_FSGNJ_D, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
439 {"fsgnjn.d",  "D",   "D,S,T",  MATCH_FSGNJN_D, MASK_FSGNJN_D, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
440 {"fsgnjx.d",  "D",   "D,S,T",  MATCH_FSGNJX_D, MASK_FSGNJX_D, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
441 {"fadd.d",    "D",   "D,S,T",  MATCH_FADD_D | MASK_RM, MASK_FADD_D | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
442 {"fadd.d",    "D",   "D,S,T,m",  MATCH_FADD_D, MASK_FADD_D, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
443 {"fsub.d",    "D",   "D,S,T",  MATCH_FSUB_D | MASK_RM, MASK_FSUB_D | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
444 {"fsub.d",    "D",   "D,S,T,m",  MATCH_FSUB_D, MASK_FSUB_D, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
445 {"fmul.d",    "D",   "D,S,T",  MATCH_FMUL_D | MASK_RM, MASK_FMUL_D | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
446 {"fmul.d",    "D",   "D,S,T,m",  MATCH_FMUL_D, MASK_FMUL_D, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
447 {"fdiv.d",    "D",   "D,S,T",  MATCH_FDIV_D | MASK_RM, MASK_FDIV_D | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
448 {"fdiv.d",    "D",   "D,S,T,m",  MATCH_FDIV_D, MASK_FDIV_D, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
449 {"fsqrt.d",   "D",   "D,S",  MATCH_FSQRT_D | MASK_RM, MASK_FSQRT_D | MASK_RM, match_opcode,  WR_fd|RD_fs1 },
450 {"fsqrt.d",   "D",   "D,S,m",  MATCH_FSQRT_D, MASK_FSQRT_D, match_opcode,  WR_fd|RD_fs1 },
451 {"fmin.d",    "D",   "D,S,T",  MATCH_FMIN_D, MASK_FMIN_D, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
452 {"fmax.d",    "D",   "D,S,T",  MATCH_FMAX_D, MASK_FMAX_D, match_opcode,   WR_fd|RD_fs1|RD_fs2 },
453 {"fmadd.d",   "D",   "D,S,T,R",  MATCH_FMADD_D | MASK_RM, MASK_FMADD_D | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
454 {"fmadd.d",   "D",   "D,S,T,R,m",  MATCH_FMADD_D, MASK_FMADD_D, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
455 {"fnmadd.d",  "D",   "D,S,T,R",  MATCH_FNMADD_D | MASK_RM, MASK_FNMADD_D | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
456 {"fnmadd.d",  "D",   "D,S,T,R,m",  MATCH_FNMADD_D, MASK_FNMADD_D, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
457 {"fmsub.d",   "D",   "D,S,T,R",  MATCH_FMSUB_D | MASK_RM, MASK_FMSUB_D | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
458 {"fmsub.d",   "D",   "D,S,T,R,m",  MATCH_FMSUB_D, MASK_FMSUB_D, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
459 {"fnmsub.d",  "D",   "D,S,T,R",  MATCH_FNMSUB_D | MASK_RM, MASK_FNMSUB_D | MASK_RM, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
460 {"fnmsub.d",  "D",   "D,S,T,R,m",  MATCH_FNMSUB_D, MASK_FNMSUB_D, match_opcode,   WR_fd|RD_fs1|RD_fs2|RD_fs3 },
461 {"fcvt.w.d",  "D",   "d,S",  MATCH_FCVT_W_D | MASK_RM, MASK_FCVT_W_D | MASK_RM, match_opcode,  WR_xd|RD_fs1 },
462 {"fcvt.w.d",  "D",   "d,S,m",  MATCH_FCVT_W_D, MASK_FCVT_W_D, match_opcode,  WR_xd|RD_fs1 },
463 {"fcvt.wu.d", "D",   "d,S",  MATCH_FCVT_WU_D | MASK_RM, MASK_FCVT_WU_D | MASK_RM, match_opcode,  WR_xd|RD_fs1 },
464 {"fcvt.wu.d", "D",   "d,S,m",  MATCH_FCVT_WU_D, MASK_FCVT_WU_D, match_opcode,  WR_xd|RD_fs1 },
465 {"fcvt.d.w",  "D",   "D,s",  MATCH_FCVT_D_W, MASK_FCVT_D_W | MASK_RM, match_opcode,   WR_fd|RD_xs1 },
466 {"fcvt.d.wu", "D",   "D,s",  MATCH_FCVT_D_WU, MASK_FCVT_D_WU | MASK_RM, match_opcode,   WR_fd|RD_xs1 },
467 {"fcvt.d.s",  "D",   "D,S",  MATCH_FCVT_D_S, MASK_FCVT_D_S | MASK_RM, match_opcode,   WR_fd|RD_fs1 },
468 {"fcvt.s.d",  "D",   "D,S",  MATCH_FCVT_S_D | MASK_RM, MASK_FCVT_S_D | MASK_RM, match_opcode,   WR_fd|RD_fs1 },
469 {"fcvt.s.d",  "D",   "D,S,m",  MATCH_FCVT_S_D, MASK_FCVT_S_D, match_opcode,   WR_fd|RD_fs1 },
470 {"fclass.d",  "D",   "d,S",  MATCH_FCLASS_D, MASK_FCLASS_D, match_opcode,   WR_xd|RD_fs1 },
471 {"feq.d",     "D",   "d,S,T",    MATCH_FEQ_D, MASK_FEQ_D, match_opcode,  WR_xd|RD_fs1|RD_fs2 },
472 {"flt.d",     "D",   "d,S,T",    MATCH_FLT_D, MASK_FLT_D, match_opcode,  WR_xd|RD_fs1|RD_fs2 },
473 {"fle.d",     "D",   "d,S,T",    MATCH_FLE_D, MASK_FLE_D, match_opcode,  WR_xd|RD_fs1|RD_fs2 },
474 {"fgt.d",     "D",   "d,T,S",    MATCH_FLT_D, MASK_FLT_D, match_opcode,  WR_xd|RD_fs1|RD_fs2 },
475 {"fge.d",     "D",   "d,T,S",    MATCH_FLE_D, MASK_FLE_D, match_opcode,  WR_xd|RD_fs1|RD_fs2 },
476 {"fmv.x.d",   "64D", "d,S",  MATCH_FMV_X_D, MASK_FMV_X_D, match_opcode,  WR_xd|RD_fs1 },
477 {"fmv.d.x",   "64D", "D,s",  MATCH_FMV_D_X, MASK_FMV_D_X, match_opcode,  WR_fd|RD_xs1 },
478 {"fcvt.l.d",  "64D", "d,S",  MATCH_FCVT_L_D | MASK_RM, MASK_FCVT_L_D | MASK_RM, match_opcode,  WR_xd|RD_fs1 },
479 {"fcvt.l.d",  "64D", "d,S,m",  MATCH_FCVT_L_D, MASK_FCVT_L_D, match_opcode,  WR_xd|RD_fs1 },
480 {"fcvt.lu.d", "64D", "d,S",  MATCH_FCVT_LU_D | MASK_RM, MASK_FCVT_LU_D | MASK_RM, match_opcode,  WR_xd|RD_fs1 },
481 {"fcvt.lu.d", "64D", "d,S,m",  MATCH_FCVT_LU_D, MASK_FCVT_LU_D, match_opcode,  WR_xd|RD_fs1 },
482 {"fcvt.d.l",  "64D", "D,s",  MATCH_FCVT_D_L | MASK_RM, MASK_FCVT_D_L | MASK_RM, match_opcode,   WR_fd|RD_xs1 },
483 {"fcvt.d.l",  "64D", "D,s,m",  MATCH_FCVT_D_L, MASK_FCVT_D_L, match_opcode,   WR_fd|RD_xs1 },
484 {"fcvt.d.lu", "64D", "D,s",  MATCH_FCVT_D_LU | MASK_RM, MASK_FCVT_D_L | MASK_RM, match_opcode,   WR_fd|RD_xs1 },
485 {"fcvt.d.lu", "64D", "D,s,m",  MATCH_FCVT_D_LU, MASK_FCVT_D_LU, match_opcode,   WR_fd|RD_xs1 },
486 
487 /* Supervisor instructions */
488 {"csrr",      "I",   "d,E",  MATCH_CSRRS, MASK_CSRRS | MASK_RS1, match_opcode,  WR_xd },
489 {"csrwi",     "I",   "E,Z",  MATCH_CSRRWI, MASK_CSRRWI | MASK_RD, match_opcode,  WR_xd|RD_xs1 },
490 {"csrw",      "I",   "E,s",  MATCH_CSRRW, MASK_CSRRW | MASK_RD, match_opcode,  RD_xs1 },
491 {"csrw",      "I",   "E,Z",  MATCH_CSRRWI, MASK_CSRRWI | MASK_RD, match_opcode,  WR_xd|RD_xs1 },
492 {"csrsi",     "I",   "E,Z",  MATCH_CSRRSI, MASK_CSRRSI | MASK_RD, match_opcode,  WR_xd|RD_xs1 },
493 {"csrs",      "I",   "E,s",  MATCH_CSRRS, MASK_CSRRS | MASK_RD, match_opcode,  WR_xd|RD_xs1 },
494 {"csrs",      "I",   "E,Z",  MATCH_CSRRSI, MASK_CSRRSI | MASK_RD, match_opcode,  WR_xd|RD_xs1 },
495 {"csrci",     "I",   "E,Z",  MATCH_CSRRCI, MASK_CSRRCI | MASK_RD, match_opcode,  WR_xd|RD_xs1 },
496 {"csrc",      "I",   "E,s",  MATCH_CSRRC, MASK_CSRRC | MASK_RD, match_opcode,  WR_xd|RD_xs1 },
497 {"csrc",      "I",   "E,Z",  MATCH_CSRRCI, MASK_CSRRCI | MASK_RD, match_opcode,  WR_xd|RD_xs1 },
498 {"csrrw",     "I",   "d,E,s",  MATCH_CSRRW, MASK_CSRRW, match_opcode,  WR_xd|RD_xs1 },
499 {"csrrw",     "I",   "d,E,Z",  MATCH_CSRRWI, MASK_CSRRWI, match_opcode,  WR_xd|RD_xs1 },
500 {"csrrs",     "I",   "d,E,s",  MATCH_CSRRS, MASK_CSRRS, match_opcode,  WR_xd|RD_xs1 },
501 {"csrrs",     "I",   "d,E,Z",  MATCH_CSRRSI, MASK_CSRRSI, match_opcode,  WR_xd|RD_xs1 },
502 {"csrrc",     "I",   "d,E,s",  MATCH_CSRRC, MASK_CSRRC, match_opcode,  WR_xd|RD_xs1 },
503 {"csrrc",     "I",   "d,E,Z",  MATCH_CSRRCI, MASK_CSRRCI, match_opcode,  WR_xd|RD_xs1 },
504 {"csrrwi",    "I",   "d,E,Z",  MATCH_CSRRWI, MASK_CSRRWI, match_opcode,  WR_xd|RD_xs1 },
505 {"csrrsi",    "I",   "d,E,Z",  MATCH_CSRRSI, MASK_CSRRSI, match_opcode,  WR_xd|RD_xs1 },
506 {"csrrci",    "I",   "d,E,Z",  MATCH_CSRRCI, MASK_CSRRCI, match_opcode,  WR_xd|RD_xs1 },
507 {"sret",      "I",   "",     MATCH_SRET, MASK_SRET, match_opcode,  0 },
508 {"eret",      "I",   "",     MATCH_SRET, MASK_SRET, match_opcode,  0 },
509 {"mrts",      "I",   "",     MATCH_MRTS, MASK_MRTS, match_opcode,  0 },
510 {"sfence.vm", "I",   "",     MATCH_SFENCE_VM | MASK_RS1, MASK_SFENCE_VM | MASK_RS1, match_opcode,  0 },
511 {"sfence.vm", "I",   "s",    MATCH_SFENCE_VM, MASK_SFENCE_VM, match_opcode,  RD_xs1 },
512 
513 /* Half-precision floating-point instruction subset */
514 {"flh",       "Xhwacha",   "D,o(s)",  MATCH_FLH, MASK_FLH, match_opcode, WR_fd|RD_xs1 },
515 {"fsh",       "Xhwacha",   "T,q(s)",  MATCH_FSH, MASK_FSH, match_opcode, RD_xs1|RD_fs2 },
516 {"fsgnj.h",   "Xhwacha",   "D,S,T",  MATCH_FSGNJ_H, MASK_FSGNJ_H, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
517 {"fsgnjn.h",  "Xhwacha",   "D,S,T",  MATCH_FSGNJN_H, MASK_FSGNJN_H, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
518 {"fsgnjx.h",  "Xhwacha",   "D,S,T",  MATCH_FSGNJX_H, MASK_FSGNJX_H, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
519 {"fadd.h",    "Xhwacha",   "D,S,T",  MATCH_FADD_H | MASK_RM, MASK_FADD_H | MASK_RM, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
520 {"fadd.h",    "Xhwacha",   "D,S,T,m",  MATCH_FADD_H, MASK_FADD_H, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
521 {"fsub.h",    "Xhwacha",   "D,S,T",  MATCH_FSUB_H | MASK_RM, MASK_FSUB_H | MASK_RM, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
522 {"fsub.h",    "Xhwacha",   "D,S,T,m",  MATCH_FSUB_H, MASK_FSUB_H, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
523 {"fmul.h",    "Xhwacha",   "D,S,T",  MATCH_FMUL_H | MASK_RM, MASK_FMUL_H | MASK_RM, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
524 {"fmul.h",    "Xhwacha",   "D,S,T,m",  MATCH_FMUL_H, MASK_FMUL_H, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
525 {"fdiv.h",    "Xhwacha",   "D,S,T",  MATCH_FDIV_H | MASK_RM, MASK_FDIV_H | MASK_RM, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
526 {"fdiv.h",    "Xhwacha",   "D,S,T,m",  MATCH_FDIV_H, MASK_FDIV_H, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
527 {"fsqrt.h",   "Xhwacha",   "D,S",  MATCH_FSQRT_H | MASK_RM, MASK_FSQRT_H | MASK_RM, match_opcode, WR_fd|RD_fs1 },
528 {"fsqrt.h",   "Xhwacha",   "D,S,m",  MATCH_FSQRT_H, MASK_FSQRT_H, match_opcode, WR_fd|RD_fs1 },
529 {"fmin.h",    "Xhwacha",   "D,S,T",  MATCH_FMIN_H, MASK_FMIN_H, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
530 {"fmax.h",    "Xhwacha",   "D,S,T",  MATCH_FMAX_H, MASK_FMAX_H, match_opcode,  WR_fd|RD_fs1|RD_fs2 },
531 {"fmadd.h",   "Xhwacha",   "D,S,T,R",  MATCH_FMADD_H | MASK_RM, MASK_FMADD_H | MASK_RM, match_opcode,  WR_fd|RD_fs1|RD_fs2|RD_fs3 },
532 {"fmadd.h",   "Xhwacha",   "D,S,T,R,m",  MATCH_FMADD_H, MASK_FMADD_H, match_opcode,  WR_fd|RD_fs1|RD_fs2|RD_fs3 },
533 {"fnmadd.h",  "Xhwacha",   "D,S,T,R",  MATCH_FNMADD_H | MASK_RM, MASK_FNMADD_H | MASK_RM, match_opcode,  WR_fd|RD_fs1|RD_fs2|RD_fs3 },
534 {"fnmadd.h",  "Xhwacha",   "D,S,T,R,m",  MATCH_FNMADD_H, MASK_FNMADD_H, match_opcode,  WR_fd|RD_fs1|RD_fs2|RD_fs3 },
535 {"fmsub.h",   "Xhwacha",   "D,S,T,R",  MATCH_FMSUB_H | MASK_RM, MASK_FMSUB_H | MASK_RM, match_opcode,  WR_fd|RD_fs1|RD_fs2|RD_fs3 },
536 {"fmsub.h",   "Xhwacha",   "D,S,T,R,m",  MATCH_FMSUB_H, MASK_FMSUB_H, match_opcode,  WR_fd|RD_fs1|RD_fs2|RD_fs3 },
537 {"fnmsub.h",  "Xhwacha",   "D,S,T,R",  MATCH_FNMSUB_H | MASK_RM, MASK_FNMSUB_H | MASK_RM, match_opcode,  WR_fd|RD_fs1|RD_fs2|RD_fs3 },
538 {"fnmsub.h",  "Xhwacha",   "D,S,T,R,m",  MATCH_FNMSUB_H, MASK_FNMSUB_H, match_opcode,  WR_fd|RD_fs1|RD_fs2|RD_fs3 },
539 {"fcvt.s.h",  "Xhwacha",   "D,S",  MATCH_FCVT_S_H, MASK_FCVT_S_H | MASK_RM, match_opcode,  WR_fd|RD_fs1 },
540 {"fcvt.h.s",  "Xhwacha",   "D,S",  MATCH_FCVT_H_S | MASK_RM, MASK_FCVT_H_S | MASK_RM, match_opcode,  WR_fd|RD_fs1 },
541 {"fcvt.h.s",  "Xhwacha",   "D,S,m",  MATCH_FCVT_H_S, MASK_FCVT_H_S, match_opcode,  WR_fd|RD_fs1 },
542 {"fcvt.d.h",  "Xhwacha",   "D,S",  MATCH_FCVT_D_H, MASK_FCVT_D_H | MASK_RM, match_opcode,  WR_fd|RD_fs1 },
543 {"fcvt.h.d",  "Xhwacha",   "D,S",  MATCH_FCVT_H_D | MASK_RM, MASK_FCVT_H_D | MASK_RM, match_opcode,  WR_fd|RD_fs1 },
544 {"fcvt.h.d",  "Xhwacha",   "D,S,m",  MATCH_FCVT_H_D, MASK_FCVT_H_D, match_opcode,  WR_fd|RD_fs1 },
545 {"feq.h",     "Xhwacha",   "d,S,T",    MATCH_FEQ_H, MASK_FEQ_H, match_opcode, WR_xd|RD_fs1|RD_fs2 },
546 {"flt.h",     "Xhwacha",   "d,S,T",    MATCH_FLT_H, MASK_FLT_H, match_opcode, WR_xd|RD_fs1|RD_fs2 },
547 {"fle.h",     "Xhwacha",   "d,S,T",    MATCH_FLE_H, MASK_FLE_H, match_opcode, WR_xd|RD_fs1|RD_fs2 },
548 {"fgt.h",     "Xhwacha",   "d,T,S",    MATCH_FLT_H, MASK_FLT_H, match_opcode, WR_xd|RD_fs1|RD_fs2 },
549 {"fge.h",     "Xhwacha",   "d,T,S",    MATCH_FLE_H, MASK_FLE_H, match_opcode, WR_xd|RD_fs1|RD_fs2 },
550 {"fmv.x.h",   "Xhwacha",   "d,S",  MATCH_FMV_X_H, MASK_FMV_X_H, match_opcode, WR_xd|RD_fs1 },
551 {"fmv.h.x",   "Xhwacha",   "D,s",  MATCH_FMV_H_X, MASK_FMV_H_X, match_opcode, WR_fd|RD_xs1 },
552 {"fcvt.w.h",  "Xhwacha",   "d,S",  MATCH_FCVT_W_H | MASK_RM, MASK_FCVT_W_H | MASK_RM, match_opcode, WR_xd|RD_fs1 },
553 {"fcvt.w.h",  "Xhwacha",   "d,S,m",  MATCH_FCVT_W_H, MASK_FCVT_W_H, match_opcode, WR_xd|RD_fs1 },
554 {"fcvt.wu.h", "Xhwacha",   "d,S",  MATCH_FCVT_WU_H | MASK_RM, MASK_FCVT_WU_H | MASK_RM, match_opcode, WR_xd|RD_fs1 },
555 {"fcvt.wu.h", "Xhwacha",   "d,S,m",  MATCH_FCVT_WU_H, MASK_FCVT_WU_H, match_opcode, WR_xd|RD_fs1 },
556 {"fcvt.h.w",  "Xhwacha",   "D,s",  MATCH_FCVT_H_W, MASK_FCVT_H_W | MASK_RM, match_opcode,  WR_fd|RD_xs1 },
557 {"fcvt.h.wu", "Xhwacha",   "D,s",  MATCH_FCVT_H_WU, MASK_FCVT_H_WU | MASK_RM, match_opcode,  WR_fd|RD_xs1 },
558 {"fcvt.l.h",  "Xhwacha", "d,S",  MATCH_FCVT_L_H | MASK_RM, MASK_FCVT_L_H | MASK_RM, match_opcode, WR_xd|RD_fs1 },
559 {"fcvt.l.h",  "Xhwacha", "d,S,m",  MATCH_FCVT_L_H, MASK_FCVT_L_H, match_opcode, WR_xd|RD_fs1 },
560 {"fcvt.lu.h", "Xhwacha", "d,S",  MATCH_FCVT_LU_H | MASK_RM, MASK_FCVT_LU_H | MASK_RM, match_opcode, WR_xd|RD_fs1 },
561 {"fcvt.lu.h", "Xhwacha", "d,S,m",  MATCH_FCVT_LU_H, MASK_FCVT_LU_H, match_opcode, WR_xd|RD_fs1 },
562 {"fcvt.h.l",  "Xhwacha", "D,s",  MATCH_FCVT_H_L | MASK_RM, MASK_FCVT_H_L | MASK_RM, match_opcode,  WR_fd|RD_xs1 },
563 {"fcvt.h.l",  "Xhwacha", "D,s,m",  MATCH_FCVT_H_L, MASK_FCVT_H_L, match_opcode,  WR_fd|RD_xs1 },
564 {"fcvt.h.lu", "Xhwacha", "D,s",  MATCH_FCVT_H_LU | MASK_RM, MASK_FCVT_H_L | MASK_RM, match_opcode,  WR_fd|RD_xs1 },
565 {"fcvt.h.lu", "Xhwacha", "D,s,m",  MATCH_FCVT_H_LU, MASK_FCVT_H_LU, match_opcode,  WR_fd|RD_xs1 },
566 
567 /* Rocket Custom Coprocessor extension */
568 {"custom0",   "Xcustom", "d,s,t,^j", MATCH_CUSTOM0_RD_RS1_RS2, MASK_CUSTOM0_RD_RS1_RS2, match_opcode, 0},
569 {"custom0",   "Xcustom", "d,s,^t,^j", MATCH_CUSTOM0_RD_RS1, MASK_CUSTOM0_RD_RS1, match_opcode, 0},
570 {"custom0",   "Xcustom", "d,^s,^t,^j", MATCH_CUSTOM0_RD, MASK_CUSTOM0_RD, match_opcode, 0},
571 {"custom0",   "Xcustom", "^d,s,t,^j", MATCH_CUSTOM0_RS1_RS2, MASK_CUSTOM0_RS1_RS2, match_opcode, 0},
572 {"custom0",   "Xcustom", "^d,s,^t,^j", MATCH_CUSTOM0_RS1, MASK_CUSTOM0_RS1, match_opcode, 0},
573 {"custom0",   "Xcustom", "^d,^s,^t,^j", MATCH_CUSTOM0, MASK_CUSTOM0, match_opcode, 0},
574 {"custom1",   "Xcustom", "d,s,t,^j", MATCH_CUSTOM1_RD_RS1_RS2, MASK_CUSTOM1_RD_RS1_RS2, match_opcode, 0},
575 {"custom1",   "Xcustom", "d,s,^t,^j", MATCH_CUSTOM1_RD_RS1, MASK_CUSTOM1_RD_RS1, match_opcode, 0},
576 {"custom1",   "Xcustom", "d,^s,^t,^j", MATCH_CUSTOM1_RD, MASK_CUSTOM1_RD, match_opcode, 0},
577 {"custom1",   "Xcustom", "^d,s,t,^j", MATCH_CUSTOM1_RS1_RS2, MASK_CUSTOM1_RS1_RS2, match_opcode, 0},
578 {"custom1",   "Xcustom", "^d,s,^t,^j", MATCH_CUSTOM1_RS1, MASK_CUSTOM1_RS1, match_opcode, 0},
579 {"custom1",   "Xcustom", "^d,^s,^t,^j", MATCH_CUSTOM1, MASK_CUSTOM1, match_opcode, 0},
580 {"custom2",   "Xcustom", "d,s,t,^j", MATCH_CUSTOM2_RD_RS1_RS2, MASK_CUSTOM2_RD_RS1_RS2, match_opcode, 0},
581 {"custom2",   "Xcustom", "d,s,^t,^j", MATCH_CUSTOM2_RD_RS1, MASK_CUSTOM2_RD_RS1, match_opcode, 0},
582 {"custom2",   "Xcustom", "d,^s,^t,^j", MATCH_CUSTOM2_RD, MASK_CUSTOM2_RD, match_opcode, 0},
583 {"custom2",   "Xcustom", "^d,s,t,^j", MATCH_CUSTOM2_RS1_RS2, MASK_CUSTOM2_RS1_RS2, match_opcode, 0},
584 {"custom2",   "Xcustom", "^d,s,^t,^j", MATCH_CUSTOM2_RS1, MASK_CUSTOM2_RS1, match_opcode, 0},
585 {"custom2",   "Xcustom", "^d,^s,^t,^j", MATCH_CUSTOM2, MASK_CUSTOM2, match_opcode, 0},
586 {"custom3",   "Xcustom", "d,s,t,^j", MATCH_CUSTOM3_RD_RS1_RS2, MASK_CUSTOM3_RD_RS1_RS2, match_opcode, 0},
587 {"custom3",   "Xcustom", "d,s,^t,^j", MATCH_CUSTOM3_RD_RS1, MASK_CUSTOM3_RD_RS1, match_opcode, 0},
588 {"custom3",   "Xcustom", "d,^s,^t,^j", MATCH_CUSTOM3_RD, MASK_CUSTOM3_RD, match_opcode, 0},
589 {"custom3",   "Xcustom", "^d,s,t,^j", MATCH_CUSTOM3_RS1_RS2, MASK_CUSTOM3_RS1_RS2, match_opcode, 0},
590 {"custom3",   "Xcustom", "^d,s,^t,^j", MATCH_CUSTOM3_RS1, MASK_CUSTOM3_RS1, match_opcode, 0},
591 {"custom3",   "Xcustom", "^d,^s,^t,^j", MATCH_CUSTOM3, MASK_CUSTOM3, match_opcode, 0},
592 
593 /* Xhwacha extension */
594 {"stop",      "Xhwacha", "", MATCH_STOP, MASK_STOP, match_opcode, 0},
595 {"utidx",     "Xhwacha", "d", MATCH_UTIDX, MASK_UTIDX, match_opcode, WR_xd},
596 {"movz",      "Xhwacha", "d,s,t", MATCH_MOVZ, MASK_MOVZ, match_opcode, WR_xd|RD_xs1|RD_xs2},
597 {"movn",      "Xhwacha", "d,s,t", MATCH_MOVN, MASK_MOVN, match_opcode, WR_xd|RD_xs1|RD_xs2},
598 {"fmovz",     "Xhwacha", "D,s,T", MATCH_FMOVZ, MASK_FMOVZ, match_opcode, WR_fd|RD_xs1|RD_fs2},
599 {"fmovn",     "Xhwacha", "D,s,T", MATCH_FMOVN, MASK_FMOVN, match_opcode, WR_fd|RD_xs1|RD_fs2},
600 
601 /* unit stride */
602 /* xloads */
603 {"vld",       "Xhwacha", "#d,s", MATCH_VLD, MASK_VLD, match_opcode, 0},
604 {"vlw",       "Xhwacha", "#d,s", MATCH_VLW, MASK_VLW, match_opcode, 0},
605 {"vlwu",      "Xhwacha", "#d,s", MATCH_VLWU, MASK_VLWU, match_opcode, 0},
606 {"vlh",       "Xhwacha", "#d,s", MATCH_VLH, MASK_VLH, match_opcode, 0},
607 {"vlhu",      "Xhwacha", "#d,s", MATCH_VLHU, MASK_VLHU, match_opcode, 0},
608 {"vlb",       "Xhwacha", "#d,s", MATCH_VLB, MASK_VLB, match_opcode, 0},
609 {"vlbu",      "Xhwacha", "#d,s", MATCH_VLBU, MASK_VLBU, match_opcode, 0},
610 /* floads */
611 {"vfld",      "Xhwacha", "#D,s", MATCH_VFLD, MASK_VFLD, match_opcode, 0},
612 {"vflw",      "Xhwacha", "#D,s", MATCH_VFLW, MASK_VFLW, match_opcode, 0},
613 
614 /* stride */
615 /* xloads */
616 {"vlstd",     "Xhwacha", "#d,s,t", MATCH_VLSTD, MASK_VLSTD, match_opcode, 0},
617 {"vlstw",     "Xhwacha", "#d,s,t", MATCH_VLSTW, MASK_VLSTW, match_opcode, 0},
618 {"vlstwu",    "Xhwacha", "#d,s,t", MATCH_VLSTWU, MASK_VLSTWU, match_opcode, 0},
619 {"vlsth",     "Xhwacha", "#d,s,t", MATCH_VLSTH, MASK_VLSTH, match_opcode, 0},
620 {"vlsthu",    "Xhwacha", "#d,s,t", MATCH_VLSTHU, MASK_VLSTHU, match_opcode, 0},
621 {"vlstb",     "Xhwacha", "#d,s,t", MATCH_VLSTB, MASK_VLSTB, match_opcode, 0},
622 {"vlstbu",    "Xhwacha", "#d,s,t", MATCH_VLSTBU, MASK_VLSTBU, match_opcode, 0},
623 /* floads */
624 {"vflstd",    "Xhwacha", "#D,s,t", MATCH_VFLSTD, MASK_VFLSTD, match_opcode, 0},
625 {"vflstw",    "Xhwacha", "#D,s,t", MATCH_VFLSTW, MASK_VFLSTW, match_opcode, 0},
626 
627 /* segment */
628 /* xloads */
629 {"vlsegd",    "Xhwacha", "#d,s,#n", MATCH_VLSEGD, MASK_VLSEGD, match_opcode, 0},
630 {"vlsegw",    "Xhwacha", "#d,s,#n", MATCH_VLSEGW, MASK_VLSEGW, match_opcode, 0},
631 {"vlsegwu",   "Xhwacha", "#d,s,#n", MATCH_VLSEGWU, MASK_VLSEGWU, match_opcode, 0},
632 {"vlsegh",    "Xhwacha", "#d,s,#n", MATCH_VLSEGH, MASK_VLSEGH, match_opcode, 0},
633 {"vlseghu",   "Xhwacha", "#d,s,#n", MATCH_VLSEGHU, MASK_VLSEGHU, match_opcode, 0},
634 {"vlsegb",    "Xhwacha", "#d,s,#n", MATCH_VLSEGB, MASK_VLSEGB, match_opcode, 0},
635 {"vlsegbu",   "Xhwacha", "#d,s,#n", MATCH_VLSEGBU, MASK_VLSEGBU, match_opcode, 0},
636 /* floads */
637 {"vflsegd",   "Xhwacha", "#D,s,#n", MATCH_VFLSEGD, MASK_VFLSEGD, match_opcode, 0},
638 {"vflsegw",   "Xhwacha", "#D,s,#n", MATCH_VFLSEGW, MASK_VFLSEGW, match_opcode, 0},
639 
640 /* stride segment */
641 /* xloads */
642 {"vlsegstd",  "Xhwacha", "#d,s,t,#n", MATCH_VLSEGSTD, MASK_VLSEGSTD, match_opcode, 0},
643 {"vlsegstw",  "Xhwacha", "#d,s,t,#n", MATCH_VLSEGSTW, MASK_VLSEGSTW, match_opcode, 0},
644 {"vlsegstwu", "Xhwacha", "#d,s,t,#n", MATCH_VLSEGSTWU, MASK_VLSEGSTWU, match_opcode, 0},
645 {"vlsegsth",  "Xhwacha", "#d,s,t,#n", MATCH_VLSEGSTH, MASK_VLSEGSTH, match_opcode, 0},
646 {"vlsegsthu", "Xhwacha", "#d,s,t,#n", MATCH_VLSEGSTHU, MASK_VLSEGSTHU, match_opcode, 0},
647 {"vlsegstb",  "Xhwacha", "#d,s,t,#n", MATCH_VLSEGSTB, MASK_VLSEGSTB, match_opcode, 0},
648 {"vlsegstbu", "Xhwacha", "#d,s,t,#n", MATCH_VLSEGSTBU, MASK_VLSEGSTBU, match_opcode, 0},
649 /* floads */
650 {"vflsegstd", "Xhwacha", "#D,s,t,#n", MATCH_VFLSEGSTD, MASK_VFLSEGSTD, match_opcode, 0},
651 {"vflsegstw", "Xhwacha", "#D,s,t,#n", MATCH_VFLSEGSTW, MASK_VFLSEGSTW, match_opcode, 0},
652 
653 /* unit stride */
654 /* xstores */
655 {"vsd",       "Xhwacha", "#d,s", MATCH_VSD, MASK_VSD, match_opcode, 0},
656 {"vsw",       "Xhwacha", "#d,s", MATCH_VSW, MASK_VSW, match_opcode, 0},
657 {"vsh",       "Xhwacha", "#d,s", MATCH_VSH, MASK_VSH, match_opcode, 0},
658 {"vsb",       "Xhwacha", "#d,s", MATCH_VSB, MASK_VSB, match_opcode, 0},
659 /* fstores */
660 {"vfsd",      "Xhwacha", "#D,s", MATCH_VFSD, MASK_VFSD, match_opcode, 0},
661 {"vfsw",      "Xhwacha", "#D,s", MATCH_VFSW, MASK_VFSW, match_opcode, 0},
662 
663 /* stride */
664 /* xstores */
665 {"vsstd",     "Xhwacha", "#d,s,t", MATCH_VSSTD, MASK_VSSTD, match_opcode, 0},
666 {"vsstw",     "Xhwacha", "#d,s,t", MATCH_VSSTW, MASK_VSSTW, match_opcode, 0},
667 {"vssth",     "Xhwacha", "#d,s,t", MATCH_VSSTH, MASK_VSSTH, match_opcode, 0},
668 {"vsstb",     "Xhwacha", "#d,s,t", MATCH_VSSTB, MASK_VSSTB, match_opcode, 0},
669 /* fstores */
670 {"vfsstd",    "Xhwacha", "#D,s,t", MATCH_VFSSTD, MASK_VFSSTD, match_opcode, 0},
671 {"vfsstw",    "Xhwacha", "#D,s,t", MATCH_VFSSTW, MASK_VFSSTW, match_opcode, 0},
672 
673 /* segment */
674 /* xstores */
675 {"vssegd",    "Xhwacha", "#d,s,#n", MATCH_VSSEGD, MASK_VSSEGD, match_opcode, 0},
676 {"vssegw",    "Xhwacha", "#d,s,#n", MATCH_VSSEGW, MASK_VSSEGW, match_opcode, 0},
677 {"vssegh",    "Xhwacha", "#d,s,#n", MATCH_VSSEGH, MASK_VSSEGH, match_opcode, 0},
678 {"vssegb",    "Xhwacha", "#d,s,#n", MATCH_VSSEGB, MASK_VSSEGB, match_opcode, 0},
679 /* fstores */
680 {"vfssegd",   "Xhwacha", "#D,s,#n", MATCH_VFSSEGD, MASK_VFSSEGD, match_opcode, 0},
681 {"vfssegw",   "Xhwacha", "#D,s,#n", MATCH_VFSSEGW, MASK_VFSSEGW, match_opcode, 0},
682 
683 /* stride segment */
684 /* xsegstores */
685 {"vssegstd",  "Xhwacha", "#d,s,t,#n", MATCH_VSSEGSTD, MASK_VSSEGSTD, match_opcode, 0},
686 {"vssegstw",  "Xhwacha", "#d,s,t,#n", MATCH_VSSEGSTW, MASK_VSSEGSTW, match_opcode, 0},
687 {"vssegsth",  "Xhwacha", "#d,s,t,#n", MATCH_VSSEGSTH, MASK_VSSEGSTH, match_opcode, 0},
688 {"vssegstb",  "Xhwacha", "#d,s,t,#n", MATCH_VSSEGSTB, MASK_VSSEGSTB, match_opcode, 0},
689 /* fsegstores */
690 {"vfssegstd", "Xhwacha", "#D,s,t,#n", MATCH_VFSSEGSTD, MASK_VFSSEGSTD, match_opcode, 0},
691 {"vfssegstw", "Xhwacha", "#D,s,t,#n", MATCH_VFSSEGSTW, MASK_VFSSEGSTW, match_opcode, 0},
692 
693 {"vsetcfg",   "Xhwacha", "s", MATCH_VSETCFG, MASK_VSETCFG | MASK_IMM, match_opcode, 0},
694 {"vsetcfg",   "Xhwacha", "#g,#f", MATCH_VSETCFG, MASK_VSETCFG | MASK_RS1, match_opcode, 0},
695 {"vsetcfg",   "Xhwacha", "s,#g,#f", MATCH_VSETCFG, MASK_VSETCFG, match_opcode, 0},
696 {"vsetucfg",  "Xhwacha", "d,u", MATCH_LUI, MASK_LUI, match_opcode, INSN_ALIAS | WR_xd},
697 {"vsetvl",    "Xhwacha", "d,s", MATCH_VSETVL, MASK_VSETVL, match_opcode, 0},
698 {"vgetcfg",   "Xhwacha", "d", MATCH_VGETCFG, MASK_VGETCFG, match_opcode, 0},
699 {"vgetvl",    "Xhwacha", "d", MATCH_VGETVL, MASK_VGETVL, match_opcode, 0},
700 
701 {"vmvv",      "Xhwacha", "#d,#s", MATCH_VMVV, MASK_VMVV, match_opcode, 0},
702 {"vmsv",      "Xhwacha", "#d,s", MATCH_VMSV, MASK_VMSV, match_opcode, 0},
703 {"vfmvv",     "Xhwacha", "#D,#S", MATCH_VFMVV, MASK_VFMVV, match_opcode, 0},
704 {"vfmsv.d",   "Xhwacha", "#D,s", MATCH_VFMSV_D, MASK_VFMSV_D, match_opcode, 0},
705 {"vfmsv.s",   "Xhwacha", "#D,s", MATCH_VFMSV_S, MASK_VFMSV_S, match_opcode, 0},
706 
707 {"vf",        "Xhwacha", "q(s)", MATCH_VF, MASK_VF, match_opcode, 0},
708 {"vf",        "Xhwacha", "A,s", 0, (int) M_VF, match_never, INSN_MACRO },
709 
710 {"vxcptcause",   "Xhwacha", "d", MATCH_VXCPTCAUSE, MASK_VXCPTCAUSE, match_opcode, 0},
711 {"vxcptaux",     "Xhwacha", "d", MATCH_VXCPTAUX, MASK_VXCPTAUX, match_opcode, 0},
712 
713 {"vxcptsave",    "Xhwacha", "s", MATCH_VXCPTSAVE, MASK_VXCPTSAVE, match_opcode, 0},
714 {"vxcptrestore", "Xhwacha", "s", MATCH_VXCPTRESTORE, MASK_VXCPTRESTORE, match_opcode, 0},
715 {"vxcptkill",    "Xhwacha", "", MATCH_VXCPTKILL, MASK_VXCPTKILL, match_opcode, 0},
716 
717 {"vxcptevac",    "Xhwacha", "s", MATCH_VXCPTEVAC, MASK_VXCPTEVAC, match_opcode, 0},
718 {"vxcpthold",    "Xhwacha", "s", MATCH_VXCPTHOLD, MASK_VXCPTHOLD, match_opcode, 0},
719 {"venqcmd",      "Xhwacha", "s,t", MATCH_VENQCMD, MASK_VENQCMD, match_opcode, 0},
720 {"venqimm1",     "Xhwacha", "s,t", MATCH_VENQIMM1, MASK_VENQIMM1, match_opcode, 0},
721 {"venqimm2",     "Xhwacha", "s,t", MATCH_VENQIMM2, MASK_VENQIMM2, match_opcode, 0},
722 {"venqcnt",      "Xhwacha", "s,t", MATCH_VENQCNT, MASK_VENQCNT, match_opcode, 0},
723 };
724 
725 #define RISCV_NUM_OPCODES \
726   ((sizeof riscv_builtin_opcodes) / (sizeof (riscv_builtin_opcodes[0])))
727 const int bfd_riscv_num_builtin_opcodes = RISCV_NUM_OPCODES;
728 
729 /* const removed from the following to allow for dynamic extensions to the
730  * built-in instruction set. */
731 struct riscv_opcode *riscv_opcodes =
732   (struct riscv_opcode *) riscv_builtin_opcodes;
733 int bfd_riscv_num_opcodes = RISCV_NUM_OPCODES;
734 #undef RISCV_NUM_OPCODES
735