/* RISC-V opcode list
- Copyright (C) 2011-2017 Free Software Foundation, Inc.
+ Copyright (C) 2011-2021 Free Software Foundation, Inc.
Contributed by Andrew Waterman (andrew@sifive.com).
Based on MIPS target.
#define MASK_AQ (OP_MASK_AQ << OP_SH_AQ)
#define MASK_RL (OP_MASK_RL << OP_SH_RL)
#define MASK_AQRL (MASK_AQ | MASK_RL)
+#define MASK_RVB_IMM (OP_MASK_SHAMT << OP_SH_SHAMT)
static int
match_opcode (const struct riscv_opcode *op, insn_t insn)
return match_rd_nonzero (op, insn) && ((insn & MASK_CRS2) != 0);
}
+/* We don't allow mv zero,X to become a c.mv hint, so we need a separate
+ matching function for this. */
+
+static int
+match_c_add_with_hint (const struct riscv_opcode *op, insn_t insn)
+{
+ return match_opcode (op, insn) && ((insn & MASK_CRS2) != 0);
+}
+
+static int
+match_c_nop (const struct riscv_opcode *op, insn_t insn)
+{
+ return (match_opcode (op, insn)
+ && (((insn & MASK_RD) >> OP_SH_RD) == 0));
+}
+
+static int
+match_c_addi16sp (const struct riscv_opcode *op, insn_t insn)
+{
+ return (match_opcode (op, insn)
+ && (((insn & MASK_RD) >> OP_SH_RD) == 2)
+ && EXTRACT_RVC_ADDI16SP_IMM (insn) != 0);
+}
+
static int
match_c_lui (const struct riscv_opcode *op, insn_t insn)
{
- return match_rd_nonzero (op, insn) && (((insn & MASK_RD) >> OP_SH_RD) != 2);
+ return (match_rd_nonzero (op, insn)
+ && (((insn & MASK_RD) >> OP_SH_RD) != 2)
+ && EXTRACT_RVC_LUI_IMM (insn) != 0);
+}
+
+/* We don't allow lui zero,X to become a c.lui hint, so we need a separate
+ matching function for this. */
+
+static int
+match_c_lui_with_hint (const struct riscv_opcode *op, insn_t insn)
+{
+ return (match_opcode (op, insn)
+ && (((insn & MASK_RD) >> OP_SH_RD) != 2)
+ && EXTRACT_RVC_LUI_IMM (insn) != 0);
+}
+
+static int
+match_c_addi4spn (const struct riscv_opcode *op, insn_t insn)
+{
+ return match_opcode (op, insn) && EXTRACT_RVC_ADDI4SPN_IMM (insn) != 0;
+}
+
+/* This requires a non-zero shift. A zero rd is a hint, so is allowed. */
+
+static int
+match_c_slli (const struct riscv_opcode *op, insn_t insn)
+{
+ return match_opcode (op, insn) && EXTRACT_RVC_IMM (insn) != 0;
+}
+
+/* This requires a non-zero rd, and a non-zero shift. */
+
+static int
+match_slli_as_c_slli (const struct riscv_opcode *op, insn_t insn)
+{
+ return match_rd_nonzero (op, insn) && EXTRACT_RVC_IMM (insn) != 0;
+}
+
+/* This requires a zero shift. A zero rd is a hint, so is allowed. */
+
+static int
+match_c_slli64 (const struct riscv_opcode *op, insn_t insn)
+{
+ return match_opcode (op, insn) && EXTRACT_RVC_IMM (insn) == 0;
+}
+
+/* This is used for both srli and srai. This requires a non-zero shift.
+ A zero rd is not possible. */
+
+static int
+match_srxi_as_c_srxi (const struct riscv_opcode *op, insn_t insn)
+{
+ return match_opcode (op, insn) && EXTRACT_RVC_IMM (insn) != 0;
}
const struct riscv_opcode riscv_opcodes[] =
{
-/* name, isa, operands, match, mask, match_func, pinfo. */
-{"unimp", "C", "", 0, 0xffffU, match_opcode, 0 },
-{"unimp", "I", "", MATCH_CSRRW | (CSR_CYCLE << OP_SH_CSR), 0xffffffffU, match_opcode, 0 }, /* csrw cycle, x0 */
-{"ebreak", "C", "", MATCH_C_EBREAK, MASK_C_EBREAK, match_opcode, INSN_ALIAS },
-{"ebreak", "I", "", MATCH_EBREAK, MASK_EBREAK, match_opcode, 0 },
-{"sbreak", "C", "", MATCH_C_EBREAK, MASK_C_EBREAK, match_opcode, INSN_ALIAS },
-{"sbreak", "I", "", MATCH_EBREAK, MASK_EBREAK, match_opcode, INSN_ALIAS },
-{"ret", "C", "", MATCH_C_JR | (X_RA << OP_SH_RD), MASK_C_JR | MASK_RD, match_opcode, INSN_ALIAS },
-{"ret", "I", "", MATCH_JALR | (X_RA << OP_SH_RS1), MASK_JALR | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, INSN_ALIAS },
-{"jr", "C", "d", MATCH_C_JR, MASK_C_JR, match_rd_nonzero, INSN_ALIAS },
-{"jr", "I", "s", MATCH_JALR, MASK_JALR | MASK_RD | MASK_IMM, match_opcode, INSN_ALIAS },
-{"jr", "I", "o(s)", MATCH_JALR, MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS },
-{"jr", "I", "s,j", MATCH_JALR, MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS },
-{"jalr", "C", "d", MATCH_C_JALR, MASK_C_JALR, match_rd_nonzero, INSN_ALIAS },
-{"jalr", "I", "s", MATCH_JALR | (X_RA << OP_SH_RD), MASK_JALR | MASK_RD | MASK_IMM, match_opcode, INSN_ALIAS },
-{"jalr", "I", "o(s)", MATCH_JALR | (X_RA << OP_SH_RD), MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS },
-{"jalr", "I", "s,j", MATCH_JALR | (X_RA << OP_SH_RD), MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS },
-{"jalr", "I", "d,s", MATCH_JALR, MASK_JALR | MASK_IMM, match_opcode, INSN_ALIAS },
-{"jalr", "I", "d,o(s)", MATCH_JALR, MASK_JALR, match_opcode, 0 },
-{"jalr", "I", "d,s,j", MATCH_JALR, MASK_JALR, match_opcode, 0 },
-{"j", "C", "Ca", MATCH_C_J, MASK_C_J, match_opcode, INSN_ALIAS },
-{"j", "I", "a", MATCH_JAL, MASK_JAL | MASK_RD, match_opcode, INSN_ALIAS },
-{"jal", "I", "d,a", MATCH_JAL, MASK_JAL, match_opcode, 0 },
-{"jal", "32C", "Ca", MATCH_C_JAL, MASK_C_JAL, match_opcode, INSN_ALIAS },
-{"jal", "I", "a", MATCH_JAL | (X_RA << OP_SH_RD), MASK_JAL | MASK_RD, match_opcode, INSN_ALIAS },
-{"call", "I", "d,c", (X_T1 << OP_SH_RS1), (int) M_CALL, match_never, INSN_MACRO },
-{"call", "I", "c", (X_T1 << OP_SH_RS1) | (X_RA << OP_SH_RD), (int) M_CALL, match_never, INSN_MACRO },
-{"tail", "I", "c", (X_T1 << OP_SH_RS1), (int) M_CALL, match_never, INSN_MACRO },
-{"jump", "I", "c,s", 0, (int) M_CALL, match_never, INSN_MACRO },
-{"nop", "C", "", MATCH_C_ADDI, 0xffff, match_opcode, INSN_ALIAS },
-{"nop", "I", "", MATCH_ADDI, MASK_ADDI | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, INSN_ALIAS },
-{"lui", "C", "d,Cu", MATCH_C_LUI, MASK_C_LUI, match_c_lui, INSN_ALIAS },
-{"lui", "I", "d,u", MATCH_LUI, MASK_LUI, match_opcode, 0 },
-{"li", "C", "d,Cv", MATCH_C_LUI, MASK_C_LUI, match_c_lui, INSN_ALIAS },
-{"li", "C", "d,Cj", MATCH_C_LI, MASK_C_LI, match_rd_nonzero, INSN_ALIAS },
-{"li", "C", "d,0", MATCH_C_LI, MASK_C_LI | MASK_RVC_IMM, match_rd_nonzero, INSN_ALIAS },
-{"li", "I", "d,j", MATCH_ADDI, MASK_ADDI | MASK_RS1, match_opcode, INSN_ALIAS }, /* addi */
-{"li", "I", "d,I", 0, (int) M_LI, match_never, INSN_MACRO },
-{"mv", "C", "d,CV", MATCH_C_MV, MASK_C_MV, match_c_add, INSN_ALIAS },
-{"mv", "I", "d,s", MATCH_ADDI, MASK_ADDI | MASK_IMM, match_opcode, INSN_ALIAS },
-{"move", "C", "d,CV", MATCH_C_MV, MASK_C_MV, match_c_add, INSN_ALIAS },
-{"move", "I", "d,s", MATCH_ADDI, MASK_ADDI | MASK_IMM, match_opcode, INSN_ALIAS },
-{"andi", "C", "Cs,Cw,Cj", MATCH_C_ANDI, MASK_C_ANDI, match_opcode, INSN_ALIAS },
-{"andi", "I", "d,s,j", MATCH_ANDI, MASK_ANDI, match_opcode, 0 },
-{"and", "C", "Cs,Cw,Ct", MATCH_C_AND, MASK_C_AND, match_opcode, INSN_ALIAS },
-{"and", "C", "Cs,Ct,Cw", MATCH_C_AND, MASK_C_AND, match_opcode, INSN_ALIAS },
-{"and", "C", "Cs,Cw,Cj", MATCH_C_ANDI, MASK_C_ANDI, match_opcode, INSN_ALIAS },
-{"and", "I", "d,s,t", MATCH_AND, MASK_AND, match_opcode, 0 },
-{"and", "I", "d,s,j", MATCH_ANDI, MASK_ANDI, match_opcode, INSN_ALIAS },
-{"beqz", "C", "Cs,Cp", MATCH_C_BEQZ, MASK_C_BEQZ, match_opcode, INSN_ALIAS },
-{"beqz", "I", "s,p", MATCH_BEQ, MASK_BEQ | MASK_RS2, match_opcode, INSN_ALIAS },
-{"beq", "I", "s,t,p", MATCH_BEQ, MASK_BEQ, match_opcode, 0 },
-{"blez", "I", "t,p", MATCH_BGE, MASK_BGE | MASK_RS1, match_opcode, INSN_ALIAS },
-{"bgez", "I", "s,p", MATCH_BGE, MASK_BGE | MASK_RS2, match_opcode, INSN_ALIAS },
-{"ble", "I", "t,s,p", MATCH_BGE, MASK_BGE, match_opcode, INSN_ALIAS },
-{"bleu", "I", "t,s,p", MATCH_BGEU, MASK_BGEU, match_opcode, INSN_ALIAS },
-{"bge", "I", "s,t,p", MATCH_BGE, MASK_BGE, match_opcode, 0 },
-{"bgeu", "I", "s,t,p", MATCH_BGEU, MASK_BGEU, match_opcode, 0 },
-{"bltz", "I", "s,p", MATCH_BLT, MASK_BLT | MASK_RS2, match_opcode, INSN_ALIAS },
-{"bgtz", "I", "t,p", MATCH_BLT, MASK_BLT | MASK_RS1, match_opcode, INSN_ALIAS },
-{"blt", "I", "s,t,p", MATCH_BLT, MASK_BLT, match_opcode, 0 },
-{"bltu", "I", "s,t,p", MATCH_BLTU, MASK_BLTU, match_opcode, 0 },
-{"bgt", "I", "t,s,p", MATCH_BLT, MASK_BLT, match_opcode, INSN_ALIAS },
-{"bgtu", "I", "t,s,p", MATCH_BLTU, MASK_BLTU, match_opcode, INSN_ALIAS },
-{"bnez", "C", "Cs,Cp", MATCH_C_BNEZ, MASK_C_BNEZ, match_opcode, INSN_ALIAS },
-{"bnez", "I", "s,p", MATCH_BNE, MASK_BNE | MASK_RS2, match_opcode, INSN_ALIAS },
-{"bne", "I", "s,t,p", MATCH_BNE, MASK_BNE, match_opcode, 0 },
-{"addi", "C", "Ct,Cc,CK", MATCH_C_ADDI4SPN, MASK_C_ADDI4SPN, match_opcode, INSN_ALIAS },
-{"addi", "C", "d,CU,Cj", MATCH_C_ADDI, MASK_C_ADDI, match_rd_nonzero, INSN_ALIAS },
-{"addi", "C", "Cc,Cc,CL", MATCH_C_ADDI16SP, MASK_C_ADDI16SP, match_opcode, INSN_ALIAS },
-{"addi", "I", "d,s,j", MATCH_ADDI, MASK_ADDI, match_opcode, 0 },
-{"add", "C", "d,CU,CV", MATCH_C_ADD, MASK_C_ADD, match_c_add, INSN_ALIAS },
-{"add", "C", "d,CV,CU", MATCH_C_ADD, MASK_C_ADD, match_c_add, INSN_ALIAS },
-{"add", "C", "d,CU,Cj", MATCH_C_ADDI, MASK_C_ADDI, match_rd_nonzero, INSN_ALIAS },
-{"add", "C", "Ct,Cc,CK", MATCH_C_ADDI4SPN, MASK_C_ADDI4SPN, match_opcode, INSN_ALIAS },
-{"add", "C", "Cc,Cc,CL", MATCH_C_ADDI16SP, MASK_C_ADDI16SP, match_opcode, INSN_ALIAS },
-{"add", "I", "d,s,t", MATCH_ADD, MASK_ADD, match_opcode, 0 },
-{"add", "I", "d,s,t,0",MATCH_ADD, MASK_ADD, match_opcode, 0 },
-{"add", "I", "d,s,j", MATCH_ADDI, MASK_ADDI, match_opcode, INSN_ALIAS },
-{"la", "I", "d,A", 0, (int) M_LA, match_never, INSN_MACRO },
-{"lla", "I", "d,A", 0, (int) M_LLA, match_never, INSN_MACRO },
-{"la.tls.gd", "I", "d,A", 0, (int) M_LA_TLS_GD, match_never, INSN_MACRO },
-{"la.tls.ie", "I", "d,A", 0, (int) M_LA_TLS_IE, match_never, INSN_MACRO },
-{"neg", "I", "d,t", MATCH_SUB, MASK_SUB | MASK_RS1, match_opcode, INSN_ALIAS }, /* sub 0 */
-{"slli", "C", "d,CU,C>", MATCH_C_SLLI, MASK_C_SLLI, match_rd_nonzero, INSN_ALIAS },
-{"slli", "I", "d,s,>", MATCH_SLLI, MASK_SLLI, match_opcode, 0 },
-{"sll", "C", "d,CU,C>", MATCH_C_SLLI, MASK_C_SLLI, match_rd_nonzero, INSN_ALIAS },
-{"sll", "I", "d,s,t", MATCH_SLL, MASK_SLL, match_opcode, 0 },
-{"sll", "I", "d,s,>", MATCH_SLLI, MASK_SLLI, match_opcode, INSN_ALIAS },
-{"srli", "C", "Cs,Cw,C>", MATCH_C_SRLI, MASK_C_SRLI, match_rd_nonzero, INSN_ALIAS },
-{"srli", "I", "d,s,>", MATCH_SRLI, MASK_SRLI, match_opcode, 0 },
-{"srl", "C", "Cs,Cw,C>", MATCH_C_SRLI, MASK_C_SRLI, match_rd_nonzero, INSN_ALIAS },
-{"srl", "I", "d,s,t", MATCH_SRL, MASK_SRL, match_opcode, 0 },
-{"srl", "I", "d,s,>", MATCH_SRLI, MASK_SRLI, match_opcode, INSN_ALIAS },
-{"srai", "C", "Cs,Cw,C>", MATCH_C_SRAI, MASK_C_SRAI, match_rd_nonzero, INSN_ALIAS },
-{"srai", "I", "d,s,>", MATCH_SRAI, MASK_SRAI, match_opcode, 0 },
-{"sra", "C", "Cs,Cw,C>", MATCH_C_SRAI, MASK_C_SRAI, match_rd_nonzero, INSN_ALIAS },
-{"sra", "I", "d,s,t", MATCH_SRA, MASK_SRA, match_opcode, 0 },
-{"sra", "I", "d,s,>", MATCH_SRAI, MASK_SRAI, match_opcode, INSN_ALIAS },
-{"sub", "C", "Cs,Cw,Ct", MATCH_C_SUB, MASK_C_SUB, match_opcode, INSN_ALIAS },
-{"sub", "I", "d,s,t", MATCH_SUB, MASK_SUB, match_opcode, 0 },
-{"lb", "I", "d,o(s)", MATCH_LB, MASK_LB, match_opcode, 0 },
-{"lb", "I", "d,A", 0, (int) M_LB, match_never, INSN_MACRO },
-{"lbu", "I", "d,o(s)", MATCH_LBU, MASK_LBU, match_opcode, 0 },
-{"lbu", "I", "d,A", 0, (int) M_LBU, match_never, INSN_MACRO },
-{"lh", "I", "d,o(s)", MATCH_LH, MASK_LH, match_opcode, 0 },
-{"lh", "I", "d,A", 0, (int) M_LH, match_never, INSN_MACRO },
-{"lhu", "I", "d,o(s)", MATCH_LHU, MASK_LHU, match_opcode, 0 },
-{"lhu", "I", "d,A", 0, (int) M_LHU, match_never, INSN_MACRO },
-{"lw", "C", "d,Cm(Cc)", MATCH_C_LWSP, MASK_C_LWSP, match_rd_nonzero, INSN_ALIAS },
-{"lw", "C", "Ct,Ck(Cs)", MATCH_C_LW, MASK_C_LW, match_opcode, INSN_ALIAS },
-{"lw", "I", "d,o(s)", MATCH_LW, MASK_LW, match_opcode, 0 },
-{"lw", "I", "d,A", 0, (int) M_LW, match_never, INSN_MACRO },
-{"not", "I", "d,s", MATCH_XORI | MASK_IMM, MASK_XORI | MASK_IMM, match_opcode, INSN_ALIAS },
-{"ori", "I", "d,s,j", MATCH_ORI, MASK_ORI, match_opcode, 0 },
-{"or", "C", "Cs,Cw,Ct", MATCH_C_OR, MASK_C_OR, match_opcode, INSN_ALIAS },
-{"or", "C", "Cs,Ct,Cw", MATCH_C_OR, MASK_C_OR, match_opcode, INSN_ALIAS },
-{"or", "I", "d,s,t", MATCH_OR, MASK_OR, match_opcode, 0 },
-{"or", "I", "d,s,j", MATCH_ORI, MASK_ORI, match_opcode, INSN_ALIAS },
-{"auipc", "I", "d,u", MATCH_AUIPC, MASK_AUIPC, match_opcode, 0 },
-{"seqz", "I", "d,s", MATCH_SLTIU | ENCODE_ITYPE_IMM (1), MASK_SLTIU | MASK_IMM, match_opcode, INSN_ALIAS },
-{"snez", "I", "d,t", MATCH_SLTU, MASK_SLTU | MASK_RS1, match_opcode, INSN_ALIAS },
-{"sltz", "I", "d,s", MATCH_SLT, MASK_SLT | MASK_RS2, match_opcode, INSN_ALIAS },
-{"sgtz", "I", "d,t", MATCH_SLT, MASK_SLT | MASK_RS1, match_opcode, INSN_ALIAS },
-{"slti", "I", "d,s,j", MATCH_SLTI, MASK_SLTI, match_opcode, INSN_ALIAS },
-{"slt", "I", "d,s,t", MATCH_SLT, MASK_SLT, match_opcode, 0 },
-{"slt", "I", "d,s,j", MATCH_SLTI, MASK_SLTI, match_opcode, 0 },
-{"sltiu", "I", "d,s,j", MATCH_SLTIU, MASK_SLTIU, match_opcode, 0 },
-{"sltu", "I", "d,s,t", MATCH_SLTU, MASK_SLTU, match_opcode, 0 },
-{"sltu", "I", "d,s,j", MATCH_SLTIU, MASK_SLTIU, match_opcode, INSN_ALIAS },
-{"sgt", "I", "d,t,s", MATCH_SLT, MASK_SLT, match_opcode, INSN_ALIAS },
-{"sgtu", "I", "d,t,s", MATCH_SLTU, MASK_SLTU, match_opcode, INSN_ALIAS },
-{"sb", "I", "t,q(s)", MATCH_SB, MASK_SB, match_opcode, 0 },
-{"sb", "I", "t,A,s", 0, (int) M_SB, match_never, INSN_MACRO },
-{"sh", "I", "t,q(s)", MATCH_SH, MASK_SH, match_opcode, 0 },
-{"sh", "I", "t,A,s", 0, (int) M_SH, match_never, INSN_MACRO },
-{"sw", "C", "CV,CM(Cc)", MATCH_C_SWSP, MASK_C_SWSP, match_opcode, INSN_ALIAS },
-{"sw", "C", "Ct,Ck(Cs)", MATCH_C_SW, MASK_C_SW, match_opcode, INSN_ALIAS },
-{"sw", "I", "t,q(s)", MATCH_SW, MASK_SW, match_opcode, 0 },
-{"sw", "I", "t,A,s", 0, (int) M_SW, match_never, INSN_MACRO },
-{"fence", "I", "", MATCH_FENCE | MASK_PRED | MASK_SUCC, MASK_FENCE | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, INSN_ALIAS },
-{"fence", "I", "P,Q", MATCH_FENCE, MASK_FENCE | MASK_RD | MASK_RS1 | (MASK_IMM & ~MASK_PRED & ~MASK_SUCC), match_opcode, 0 },
-{"fence.i", "I", "", MATCH_FENCE_I, MASK_FENCE | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, 0 },
-{"rdcycle", "I", "d", MATCH_RDCYCLE, MASK_RDCYCLE, match_opcode, INSN_ALIAS },
-{"rdinstret", "I", "d", MATCH_RDINSTRET, MASK_RDINSTRET, match_opcode, INSN_ALIAS },
-{"rdtime", "I", "d", MATCH_RDTIME, MASK_RDTIME, match_opcode, INSN_ALIAS },
-{"rdcycleh", "32I", "d", MATCH_RDCYCLEH, MASK_RDCYCLEH, match_opcode, INSN_ALIAS },
-{"rdinstreth","32I", "d", MATCH_RDINSTRETH, MASK_RDINSTRETH, match_opcode, INSN_ALIAS },
-{"rdtimeh", "32I", "d", MATCH_RDTIMEH, MASK_RDTIMEH, match_opcode, INSN_ALIAS },
-{"ecall", "I", "", MATCH_SCALL, MASK_SCALL, match_opcode, 0 },
-{"scall", "I", "", MATCH_SCALL, MASK_SCALL, match_opcode, 0 },
-{"xori", "I", "d,s,j", MATCH_XORI, MASK_XORI, match_opcode, 0 },
-{"xor", "C", "Cs,Cw,Ct", MATCH_C_XOR, MASK_C_XOR, match_opcode, INSN_ALIAS },
-{"xor", "C", "Cs,Ct,Cw", MATCH_C_XOR, MASK_C_XOR, match_opcode, INSN_ALIAS },
-{"xor", "I", "d,s,t", MATCH_XOR, MASK_XOR, match_opcode, 0 },
-{"xor", "I", "d,s,j", MATCH_XORI, MASK_XORI, match_opcode, INSN_ALIAS },
-{"lwu", "64I", "d,o(s)", MATCH_LWU, MASK_LWU, match_opcode, 0 },
-{"lwu", "64I", "d,A", 0, (int) M_LWU, match_never, INSN_MACRO },
-{"ld", "64C", "d,Cn(Cc)", MATCH_C_LDSP, MASK_C_LDSP, match_rd_nonzero, INSN_ALIAS },
-{"ld", "64C", "Ct,Cl(Cs)", MATCH_C_LD, MASK_C_LD, match_opcode, INSN_ALIAS },
-{"ld", "64I", "d,o(s)", MATCH_LD, MASK_LD, match_opcode, 0 },
-{"ld", "64I", "d,A", 0, (int) M_LD, match_never, INSN_MACRO },
-{"sd", "64C", "CV,CN(Cc)", MATCH_C_SDSP, MASK_C_SDSP, match_opcode, INSN_ALIAS },
-{"sd", "64C", "Ct,Cl(Cs)", MATCH_C_SD, MASK_C_SD, match_opcode, INSN_ALIAS },
-{"sd", "64I", "t,q(s)", MATCH_SD, MASK_SD, match_opcode, 0 },
-{"sd", "64I", "t,A,s", 0, (int) M_SD, match_never, INSN_MACRO },
-{"sext.w", "64C", "d,CU", MATCH_C_ADDIW, MASK_C_ADDIW | MASK_RVC_IMM, match_rd_nonzero, INSN_ALIAS },
-{"sext.w", "64I", "d,s", MATCH_ADDIW, MASK_ADDIW | MASK_IMM, match_opcode, INSN_ALIAS },
-{"addiw", "64C", "d,CU,Cj", MATCH_C_ADDIW, MASK_C_ADDIW, match_rd_nonzero, INSN_ALIAS },
-{"addiw", "64I", "d,s,j", MATCH_ADDIW, MASK_ADDIW, match_opcode, 0 },
-{"addw", "64C", "Cs,Cw,Ct", MATCH_C_ADDW, MASK_C_ADDW, match_opcode, INSN_ALIAS },
-{"addw", "64C", "Cs,Ct,Cw", MATCH_C_ADDW, MASK_C_ADDW, match_opcode, INSN_ALIAS },
-{"addw", "64C", "d,CU,Cj", MATCH_C_ADDIW, MASK_C_ADDIW, match_rd_nonzero, INSN_ALIAS },
-{"addw", "64I", "d,s,t", MATCH_ADDW, MASK_ADDW, match_opcode, 0 },
-{"addw", "64I", "d,s,j", MATCH_ADDIW, MASK_ADDIW, match_opcode, INSN_ALIAS },
-{"negw", "64I", "d,t", MATCH_SUBW, MASK_SUBW | MASK_RS1, match_opcode, INSN_ALIAS }, /* sub 0 */
-{"slliw", "64I", "d,s,<", MATCH_SLLIW, MASK_SLLIW, match_opcode, 0 },
-{"sllw", "64I", "d,s,t", MATCH_SLLW, MASK_SLLW, match_opcode, 0 },
-{"sllw", "64I", "d,s,<", MATCH_SLLIW, MASK_SLLIW, match_opcode, INSN_ALIAS },
-{"srliw", "64I", "d,s,<", MATCH_SRLIW, MASK_SRLIW, match_opcode, 0 },
-{"srlw", "64I", "d,s,t", MATCH_SRLW, MASK_SRLW, match_opcode, 0 },
-{"srlw", "64I", "d,s,<", MATCH_SRLIW, MASK_SRLIW, match_opcode, INSN_ALIAS },
-{"sraiw", "64I", "d,s,<", MATCH_SRAIW, MASK_SRAIW, match_opcode, 0 },
-{"sraw", "64I", "d,s,t", MATCH_SRAW, MASK_SRAW, match_opcode, 0 },
-{"sraw", "64I", "d,s,<", MATCH_SRAIW, MASK_SRAIW, match_opcode, INSN_ALIAS },
-{"subw", "64C", "Cs,Cw,Ct", MATCH_C_SUBW, MASK_C_SUBW, match_opcode, INSN_ALIAS },
-{"subw", "64I", "d,s,t", MATCH_SUBW, MASK_SUBW, match_opcode, 0 },
+/* name, xlen, isa, operands, match, mask, match_func, pinfo. */
+{"unimp", 0, INSN_CLASS_C, "", 0, 0xffffU, match_opcode, INSN_ALIAS },
+{"unimp", 0, INSN_CLASS_I, "", MATCH_CSRRW | (CSR_CYCLE << OP_SH_CSR), 0xffffffffU, match_opcode, 0 }, /* csrw cycle, x0 */
+{"ebreak", 0, INSN_CLASS_C, "", MATCH_C_EBREAK, MASK_C_EBREAK, match_opcode, INSN_ALIAS },
+{"ebreak", 0, INSN_CLASS_I, "", MATCH_EBREAK, MASK_EBREAK, match_opcode, 0 },
+{"sbreak", 0, INSN_CLASS_C, "", MATCH_C_EBREAK, MASK_C_EBREAK, match_opcode, INSN_ALIAS },
+{"sbreak", 0, INSN_CLASS_I, "", MATCH_EBREAK, MASK_EBREAK, match_opcode, INSN_ALIAS },
+{"ret", 0, INSN_CLASS_C, "", MATCH_C_JR | (X_RA << OP_SH_RD), MASK_C_JR | MASK_RD, match_opcode, INSN_ALIAS|INSN_BRANCH },
+{"ret", 0, INSN_CLASS_I, "", MATCH_JALR | (X_RA << OP_SH_RS1), MASK_JALR | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, INSN_ALIAS|INSN_BRANCH },
+{"jr", 0, INSN_CLASS_C, "d", MATCH_C_JR, MASK_C_JR, match_rd_nonzero, INSN_ALIAS|INSN_BRANCH },
+{"jr", 0, INSN_CLASS_I, "s", MATCH_JALR, MASK_JALR | MASK_RD | MASK_IMM, match_opcode, INSN_ALIAS|INSN_BRANCH },
+{"jr", 0, INSN_CLASS_I, "o(s)", MATCH_JALR, MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS|INSN_BRANCH },
+{"jr", 0, INSN_CLASS_I, "s,j", MATCH_JALR, MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS|INSN_BRANCH },
+{"jalr", 0, INSN_CLASS_C, "d", MATCH_C_JALR, MASK_C_JALR, match_rd_nonzero, INSN_ALIAS|INSN_JSR },
+{"jalr", 0, INSN_CLASS_I, "s", MATCH_JALR | (X_RA << OP_SH_RD), MASK_JALR | MASK_RD | MASK_IMM, match_opcode, INSN_ALIAS|INSN_JSR },
+{"jalr", 0, INSN_CLASS_I, "o(s)", MATCH_JALR | (X_RA << OP_SH_RD), MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS|INSN_JSR },
+{"jalr", 0, INSN_CLASS_I, "s,j", MATCH_JALR | (X_RA << OP_SH_RD), MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS|INSN_JSR },
+{"jalr", 0, INSN_CLASS_I, "d,s", MATCH_JALR, MASK_JALR | MASK_IMM, match_opcode, INSN_ALIAS|INSN_JSR },
+{"jalr", 0, INSN_CLASS_I, "d,o(s)", MATCH_JALR, MASK_JALR, match_opcode, INSN_JSR },
+{"jalr", 0, INSN_CLASS_I, "d,s,j", MATCH_JALR, MASK_JALR, match_opcode, INSN_JSR },
+{"j", 0, INSN_CLASS_C, "Ca", MATCH_C_J, MASK_C_J, match_opcode, INSN_ALIAS|INSN_BRANCH },
+{"j", 0, INSN_CLASS_I, "a", MATCH_JAL, MASK_JAL | MASK_RD, match_opcode, INSN_ALIAS|INSN_BRANCH },
+{"jal", 0, INSN_CLASS_I, "d,a", MATCH_JAL, MASK_JAL, match_opcode, INSN_JSR },
+{"jal", 32, INSN_CLASS_C, "Ca", MATCH_C_JAL, MASK_C_JAL, match_opcode, INSN_ALIAS|INSN_JSR },
+{"jal", 0, INSN_CLASS_I, "a", MATCH_JAL | (X_RA << OP_SH_RD), MASK_JAL | MASK_RD, match_opcode, INSN_ALIAS|INSN_JSR },
+{"call", 0, INSN_CLASS_I, "d,c", (X_T1 << OP_SH_RS1), (int) M_CALL, match_never, INSN_MACRO },
+{"call", 0, INSN_CLASS_I, "c", (X_RA << OP_SH_RS1) | (X_RA << OP_SH_RD), (int) M_CALL, match_never, INSN_MACRO },
+{"tail", 0, INSN_CLASS_I, "c", (X_T1 << OP_SH_RS1), (int) M_CALL, match_never, INSN_MACRO },
+{"jump", 0, INSN_CLASS_I, "c,s", 0, (int) M_CALL, match_never, INSN_MACRO },
+{"nop", 0, INSN_CLASS_C, "", MATCH_C_ADDI, 0xffff, match_opcode, INSN_ALIAS },
+{"nop", 0, INSN_CLASS_I, "", MATCH_ADDI, MASK_ADDI | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, INSN_ALIAS },
+{"lui", 0, INSN_CLASS_C, "d,Cu", MATCH_C_LUI, MASK_C_LUI, match_c_lui, INSN_ALIAS },
+{"lui", 0, INSN_CLASS_I, "d,u", MATCH_LUI, MASK_LUI, match_opcode, 0 },
+{"li", 0, INSN_CLASS_C, "d,Cv", MATCH_C_LUI, MASK_C_LUI, match_c_lui, INSN_ALIAS },
+{"li", 0, INSN_CLASS_C, "d,Co", MATCH_C_LI, MASK_C_LI, match_rd_nonzero, INSN_ALIAS },
+{"li", 0, INSN_CLASS_I, "d,j", MATCH_ADDI, MASK_ADDI | MASK_RS1, match_opcode, INSN_ALIAS }, /* addi */
+{"li", 0, INSN_CLASS_I, "d,I", 0, (int) M_LI, match_never, INSN_MACRO },
+{"mv", 0, INSN_CLASS_C, "d,CV", MATCH_C_MV, MASK_C_MV, match_c_add, INSN_ALIAS },
+{"mv", 0, INSN_CLASS_I, "d,s", MATCH_ADDI, MASK_ADDI | MASK_IMM, match_opcode, INSN_ALIAS },
+{"move", 0, INSN_CLASS_C, "d,CV", MATCH_C_MV, MASK_C_MV, match_c_add, INSN_ALIAS },
+{"move", 0, INSN_CLASS_I, "d,s", MATCH_ADDI, MASK_ADDI | MASK_IMM, match_opcode, INSN_ALIAS },
+{"zext.b", 0, INSN_CLASS_I, "d,s", MATCH_ANDI | ENCODE_ITYPE_IMM (255), MASK_ANDI | MASK_IMM, match_opcode, INSN_ALIAS },
+{"andi", 0, INSN_CLASS_C, "Cs,Cw,Co", MATCH_C_ANDI, MASK_C_ANDI, match_opcode, INSN_ALIAS },
+{"andi", 0, INSN_CLASS_I, "d,s,j", MATCH_ANDI, MASK_ANDI, match_opcode, 0 },
+{"and", 0, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_AND, MASK_C_AND, match_opcode, INSN_ALIAS },
+{"and", 0, INSN_CLASS_C, "Cs,Ct,Cw", MATCH_C_AND, MASK_C_AND, match_opcode, INSN_ALIAS },
+{"and", 0, INSN_CLASS_C, "Cs,Cw,Co", MATCH_C_ANDI, MASK_C_ANDI, match_opcode, INSN_ALIAS },
+{"and", 0, INSN_CLASS_I, "d,s,t", MATCH_AND, MASK_AND, match_opcode, 0 },
+{"and", 0, INSN_CLASS_I, "d,s,j", MATCH_ANDI, MASK_ANDI, match_opcode, INSN_ALIAS },
+{"beqz", 0, INSN_CLASS_C, "Cs,Cp", MATCH_C_BEQZ, MASK_C_BEQZ, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"beqz", 0, INSN_CLASS_I, "s,p", MATCH_BEQ, MASK_BEQ | MASK_RS2, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"beq", 0, INSN_CLASS_C, "Cs,Cz,Cp", MATCH_C_BEQZ, MASK_C_BEQZ, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"beq", 0, INSN_CLASS_I, "s,t,p", MATCH_BEQ, MASK_BEQ, match_opcode, INSN_CONDBRANCH },
+{"blez", 0, INSN_CLASS_I, "t,p", MATCH_BGE, MASK_BGE | MASK_RS1, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"bgez", 0, INSN_CLASS_I, "s,p", MATCH_BGE, MASK_BGE | MASK_RS2, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"bge", 0, INSN_CLASS_I, "s,t,p", MATCH_BGE, MASK_BGE, match_opcode, INSN_CONDBRANCH },
+{"bgeu", 0, INSN_CLASS_I, "s,t,p", MATCH_BGEU, MASK_BGEU, match_opcode, INSN_CONDBRANCH },
+{"ble", 0, INSN_CLASS_I, "t,s,p", MATCH_BGE, MASK_BGE, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"bleu", 0, INSN_CLASS_I, "t,s,p", MATCH_BGEU, MASK_BGEU, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"bltz", 0, INSN_CLASS_I, "s,p", MATCH_BLT, MASK_BLT | MASK_RS2, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"bgtz", 0, INSN_CLASS_I, "t,p", MATCH_BLT, MASK_BLT | MASK_RS1, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"blt", 0, INSN_CLASS_I, "s,t,p", MATCH_BLT, MASK_BLT, match_opcode, INSN_CONDBRANCH },
+{"bltu", 0, INSN_CLASS_I, "s,t,p", MATCH_BLTU, MASK_BLTU, match_opcode, INSN_CONDBRANCH },
+{"bgt", 0, INSN_CLASS_I, "t,s,p", MATCH_BLT, MASK_BLT, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"bgtu", 0, INSN_CLASS_I, "t,s,p", MATCH_BLTU, MASK_BLTU, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"bnez", 0, INSN_CLASS_C, "Cs,Cp", MATCH_C_BNEZ, MASK_C_BNEZ, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"bnez", 0, INSN_CLASS_I, "s,p", MATCH_BNE, MASK_BNE | MASK_RS2, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"bne", 0, INSN_CLASS_C, "Cs,Cz,Cp", MATCH_C_BNEZ, MASK_C_BNEZ, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
+{"bne", 0, INSN_CLASS_I, "s,t,p", MATCH_BNE, MASK_BNE, match_opcode, INSN_CONDBRANCH },
+{"addi", 0, INSN_CLASS_C, "Ct,Cc,CK", MATCH_C_ADDI4SPN, MASK_C_ADDI4SPN, match_c_addi4spn, INSN_ALIAS },
+{"addi", 0, INSN_CLASS_C, "d,CU,Cj", MATCH_C_ADDI, MASK_C_ADDI, match_rd_nonzero, INSN_ALIAS },
+{"addi", 0, INSN_CLASS_C, "d,CU,z", MATCH_C_NOP, MASK_C_ADDI | MASK_RVC_IMM, match_c_nop, INSN_ALIAS },
+{"addi", 0, INSN_CLASS_C, "Cc,Cc,CL", MATCH_C_ADDI16SP, MASK_C_ADDI16SP, match_c_addi16sp, INSN_ALIAS },
+{"addi", 0, INSN_CLASS_C, "d,Cz,Co", MATCH_C_LI, MASK_C_LI, match_rd_nonzero, INSN_ALIAS },
+{"addi", 0, INSN_CLASS_I, "d,s,j", MATCH_ADDI, MASK_ADDI, match_opcode, 0 },
+{"add", 0, INSN_CLASS_C, "d,CU,CV", MATCH_C_ADD, MASK_C_ADD, match_c_add, INSN_ALIAS },
+{"add", 0, INSN_CLASS_C, "d,CV,CU", MATCH_C_ADD, MASK_C_ADD, match_c_add, INSN_ALIAS },
+{"add", 0, INSN_CLASS_C, "d,CU,Co", MATCH_C_ADDI, MASK_C_ADDI, match_rd_nonzero, INSN_ALIAS },
+{"add", 0, INSN_CLASS_C, "Ct,Cc,CK", MATCH_C_ADDI4SPN, MASK_C_ADDI4SPN, match_c_addi4spn, INSN_ALIAS },
+{"add", 0, INSN_CLASS_C, "Cc,Cc,CL", MATCH_C_ADDI16SP, MASK_C_ADDI16SP, match_c_addi16sp, INSN_ALIAS },
+{"add", 0, INSN_CLASS_C, "d,Cz,CV", MATCH_C_MV, MASK_C_MV, match_c_add, INSN_ALIAS },
+{"add", 0, INSN_CLASS_I, "d,s,t", MATCH_ADD, MASK_ADD, match_opcode, 0 },
+/* This is used for TLS, where the fourth arg is %tprel_add, to get a reloc
+ applied to an add instruction, for relaxation to use. */
+{"add", 0, INSN_CLASS_I, "d,s,t,1",MATCH_ADD, MASK_ADD, match_opcode, 0 },
+{"add", 0, INSN_CLASS_I, "d,s,j", MATCH_ADDI, MASK_ADDI, match_opcode, INSN_ALIAS },
+{"la", 0, INSN_CLASS_I, "d,B", 0, (int) M_LA, match_never, INSN_MACRO },
+{"lla", 0, INSN_CLASS_I, "d,B", 0, (int) M_LLA, match_never, INSN_MACRO },
+{"la.tls.gd", 0, INSN_CLASS_I, "d,A", 0, (int) M_LA_TLS_GD, match_never, INSN_MACRO },
+{"la.tls.ie", 0, INSN_CLASS_I, "d,A", 0, (int) M_LA_TLS_IE, match_never, INSN_MACRO },
+{"neg", 0, INSN_CLASS_I, "d,t", MATCH_SUB, MASK_SUB | MASK_RS1, match_opcode, INSN_ALIAS }, /* sub 0 */
+{"slli", 0, INSN_CLASS_C, "d,CU,C>", MATCH_C_SLLI, MASK_C_SLLI, match_slli_as_c_slli, INSN_ALIAS },
+{"slli", 0, INSN_CLASS_I, "d,s,>", MATCH_SLLI, MASK_SLLI, match_opcode, 0 },
+{"sll", 0, INSN_CLASS_C, "d,CU,C>", MATCH_C_SLLI, MASK_C_SLLI, match_slli_as_c_slli, INSN_ALIAS },
+{"sll", 0, INSN_CLASS_I, "d,s,t", MATCH_SLL, MASK_SLL, match_opcode, 0 },
+{"sll", 0, INSN_CLASS_I, "d,s,>", MATCH_SLLI, MASK_SLLI, match_opcode, INSN_ALIAS },
+{"srli", 0, INSN_CLASS_C, "Cs,Cw,C>", MATCH_C_SRLI, MASK_C_SRLI, match_srxi_as_c_srxi, INSN_ALIAS },
+{"srli", 0, INSN_CLASS_I, "d,s,>", MATCH_SRLI, MASK_SRLI, match_opcode, 0 },
+{"srl", 0, INSN_CLASS_C, "Cs,Cw,C>", MATCH_C_SRLI, MASK_C_SRLI, match_srxi_as_c_srxi, INSN_ALIAS },
+{"srl", 0, INSN_CLASS_I, "d,s,t", MATCH_SRL, MASK_SRL, match_opcode, 0 },
+{"srl", 0, INSN_CLASS_I, "d,s,>", MATCH_SRLI, MASK_SRLI, match_opcode, INSN_ALIAS },
+{"srai", 0, INSN_CLASS_C, "Cs,Cw,C>", MATCH_C_SRAI, MASK_C_SRAI, match_srxi_as_c_srxi, INSN_ALIAS },
+{"srai", 0, INSN_CLASS_I, "d,s,>", MATCH_SRAI, MASK_SRAI, match_opcode, 0 },
+{"sra", 0, INSN_CLASS_C, "Cs,Cw,C>", MATCH_C_SRAI, MASK_C_SRAI, match_srxi_as_c_srxi, INSN_ALIAS },
+{"sra", 0, INSN_CLASS_I, "d,s,t", MATCH_SRA, MASK_SRA, match_opcode, 0 },
+{"sra", 0, INSN_CLASS_I, "d,s,>", MATCH_SRAI, MASK_SRAI, match_opcode, INSN_ALIAS },
+{"sub", 0, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_SUB, MASK_C_SUB, match_opcode, INSN_ALIAS },
+{"sub", 0, INSN_CLASS_I, "d,s,t", MATCH_SUB, MASK_SUB, match_opcode, 0 },
+{"lb", 0, INSN_CLASS_I, "d,o(s)", MATCH_LB, MASK_LB, match_opcode, INSN_DREF|INSN_1_BYTE },
+{"lb", 0, INSN_CLASS_I, "d,A", 0, (int) M_LB, match_never, INSN_MACRO },
+{"lbu", 0, INSN_CLASS_I, "d,o(s)", MATCH_LBU, MASK_LBU, match_opcode, INSN_DREF|INSN_1_BYTE },
+{"lbu", 0, INSN_CLASS_I, "d,A", 0, (int) M_LBU, match_never, INSN_MACRO },
+{"lh", 0, INSN_CLASS_I, "d,o(s)", MATCH_LH, MASK_LH, match_opcode, INSN_DREF|INSN_2_BYTE },
+{"lh", 0, INSN_CLASS_I, "d,A", 0, (int) M_LH, match_never, INSN_MACRO },
+{"lhu", 0, INSN_CLASS_I, "d,o(s)", MATCH_LHU, MASK_LHU, match_opcode, INSN_DREF|INSN_2_BYTE },
+{"lhu", 0, INSN_CLASS_I, "d,A", 0, (int) M_LHU, match_never, INSN_MACRO },
+{"lw", 0, INSN_CLASS_C, "d,Cm(Cc)", MATCH_C_LWSP, MASK_C_LWSP, match_rd_nonzero, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
+{"lw", 0, INSN_CLASS_C, "Ct,Ck(Cs)", MATCH_C_LW, MASK_C_LW, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
+{"lw", 0, INSN_CLASS_I, "d,o(s)", MATCH_LW, MASK_LW, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"lw", 0, INSN_CLASS_I, "d,A", 0, (int) M_LW, match_never, INSN_MACRO },
+{"not", 0, INSN_CLASS_I, "d,s", MATCH_XORI | MASK_IMM, MASK_XORI | MASK_IMM, match_opcode, INSN_ALIAS },
+{"ori", 0, INSN_CLASS_I, "d,s,j", MATCH_ORI, MASK_ORI, match_opcode, 0 },
+{"or", 0, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_OR, MASK_C_OR, match_opcode, INSN_ALIAS },
+{"or", 0, INSN_CLASS_C, "Cs,Ct,Cw", MATCH_C_OR, MASK_C_OR, match_opcode, INSN_ALIAS },
+{"or", 0, INSN_CLASS_I, "d,s,t", MATCH_OR, MASK_OR, match_opcode, 0 },
+{"or", 0, INSN_CLASS_I, "d,s,j", MATCH_ORI, MASK_ORI, match_opcode, INSN_ALIAS },
+{"auipc", 0, INSN_CLASS_I, "d,u", MATCH_AUIPC, MASK_AUIPC, match_opcode, 0 },
+{"seqz", 0, INSN_CLASS_I, "d,s", MATCH_SLTIU | ENCODE_ITYPE_IMM (1), MASK_SLTIU | MASK_IMM, match_opcode, INSN_ALIAS },
+{"snez", 0, INSN_CLASS_I, "d,t", MATCH_SLTU, MASK_SLTU | MASK_RS1, match_opcode, INSN_ALIAS },
+{"sltz", 0, INSN_CLASS_I, "d,s", MATCH_SLT, MASK_SLT | MASK_RS2, match_opcode, INSN_ALIAS },
+{"sgtz", 0, INSN_CLASS_I, "d,t", MATCH_SLT, MASK_SLT | MASK_RS1, match_opcode, INSN_ALIAS },
+{"slti", 0, INSN_CLASS_I, "d,s,j", MATCH_SLTI, MASK_SLTI, match_opcode, 0 },
+{"slt", 0, INSN_CLASS_I, "d,s,t", MATCH_SLT, MASK_SLT, match_opcode, 0 },
+{"slt", 0, INSN_CLASS_I, "d,s,j", MATCH_SLTI, MASK_SLTI, match_opcode, INSN_ALIAS },
+{"sltiu", 0, INSN_CLASS_I, "d,s,j", MATCH_SLTIU, MASK_SLTIU, match_opcode, 0 },
+{"sltu", 0, INSN_CLASS_I, "d,s,t", MATCH_SLTU, MASK_SLTU, match_opcode, 0 },
+{"sltu", 0, INSN_CLASS_I, "d,s,j", MATCH_SLTIU, MASK_SLTIU, match_opcode, INSN_ALIAS },
+{"sgt", 0, INSN_CLASS_I, "d,t,s", MATCH_SLT, MASK_SLT, match_opcode, INSN_ALIAS },
+{"sgtu", 0, INSN_CLASS_I, "d,t,s", MATCH_SLTU, MASK_SLTU, match_opcode, INSN_ALIAS },
+{"sb", 0, INSN_CLASS_I, "t,q(s)", MATCH_SB, MASK_SB, match_opcode, INSN_DREF|INSN_1_BYTE },
+{"sb", 0, INSN_CLASS_I, "t,A,s", 0, (int) M_SB, match_never, INSN_MACRO },
+{"sh", 0, INSN_CLASS_I, "t,q(s)", MATCH_SH, MASK_SH, match_opcode, INSN_DREF|INSN_2_BYTE },
+{"sh", 0, INSN_CLASS_I, "t,A,s", 0, (int) M_SH, match_never, INSN_MACRO },
+{"sw", 0, INSN_CLASS_C, "CV,CM(Cc)", MATCH_C_SWSP, MASK_C_SWSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
+{"sw", 0, INSN_CLASS_C, "Ct,Ck(Cs)", MATCH_C_SW, MASK_C_SW, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
+{"sw", 0, INSN_CLASS_I, "t,q(s)", MATCH_SW, MASK_SW, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"sw", 0, INSN_CLASS_I, "t,A,s", 0, (int) M_SW, match_never, INSN_MACRO },
+{"fence", 0, INSN_CLASS_I, "", MATCH_FENCE | MASK_PRED | MASK_SUCC, MASK_FENCE | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, INSN_ALIAS },
+{"fence", 0, INSN_CLASS_I, "P,Q", MATCH_FENCE, MASK_FENCE | MASK_RD | MASK_RS1 | (MASK_IMM & ~MASK_PRED & ~MASK_SUCC), match_opcode, 0 },
+{"fence.i", 0, INSN_CLASS_ZIFENCEI, "", MATCH_FENCE_I, MASK_FENCE | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, 0 },
+{"fence.tso", 0, INSN_CLASS_I, "", MATCH_FENCE_TSO, MASK_FENCE_TSO | MASK_RD | MASK_RS1, match_opcode, INSN_ALIAS },
+{"rdcycle", 0, INSN_CLASS_I, "d", MATCH_RDCYCLE, MASK_RDCYCLE, match_opcode, INSN_ALIAS },
+{"rdinstret", 0, INSN_CLASS_I, "d", MATCH_RDINSTRET, MASK_RDINSTRET, match_opcode, INSN_ALIAS },
+{"rdtime", 0, INSN_CLASS_I, "d", MATCH_RDTIME, MASK_RDTIME, match_opcode, INSN_ALIAS },
+{"rdcycleh", 32, INSN_CLASS_I, "d", MATCH_RDCYCLEH, MASK_RDCYCLEH, match_opcode, INSN_ALIAS },
+{"rdinstreth", 32, INSN_CLASS_I, "d", MATCH_RDINSTRETH, MASK_RDINSTRETH, match_opcode, INSN_ALIAS },
+{"rdtimeh", 32, INSN_CLASS_I, "d", MATCH_RDTIMEH, MASK_RDTIMEH, match_opcode, INSN_ALIAS },
+{"ecall", 0, INSN_CLASS_I, "", MATCH_SCALL, MASK_SCALL, match_opcode, 0 },
+{"scall", 0, INSN_CLASS_I, "", MATCH_SCALL, MASK_SCALL, match_opcode, 0 },
+{"xori", 0, INSN_CLASS_I, "d,s,j", MATCH_XORI, MASK_XORI, match_opcode, 0 },
+{"xor", 0, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_XOR, MASK_C_XOR, match_opcode, INSN_ALIAS },
+{"xor", 0, INSN_CLASS_C, "Cs,Ct,Cw", MATCH_C_XOR, MASK_C_XOR, match_opcode, INSN_ALIAS },
+{"xor", 0, INSN_CLASS_I, "d,s,t", MATCH_XOR, MASK_XOR, match_opcode, 0 },
+{"xor", 0, INSN_CLASS_I, "d,s,j", MATCH_XORI, MASK_XORI, match_opcode, INSN_ALIAS },
+{"lwu", 64, INSN_CLASS_I, "d,o(s)", MATCH_LWU, MASK_LWU, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"lwu", 64, INSN_CLASS_I, "d,A", 0, (int) M_LWU, match_never, INSN_MACRO },
+{"ld", 64, INSN_CLASS_C, "d,Cn(Cc)", MATCH_C_LDSP, MASK_C_LDSP, match_rd_nonzero, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
+{"ld", 64, INSN_CLASS_C, "Ct,Cl(Cs)", MATCH_C_LD, MASK_C_LD, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
+{"ld", 64, INSN_CLASS_I, "d,o(s)", MATCH_LD, MASK_LD, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"ld", 64, INSN_CLASS_I, "d,A", 0, (int) M_LD, match_never, INSN_MACRO },
+{"sd", 64, INSN_CLASS_C, "CV,CN(Cc)", MATCH_C_SDSP, MASK_C_SDSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
+{"sd", 64, INSN_CLASS_C, "Ct,Cl(Cs)", MATCH_C_SD, MASK_C_SD, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
+{"sd", 64, INSN_CLASS_I, "t,q(s)", MATCH_SD, MASK_SD, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"sd", 64, INSN_CLASS_I, "t,A,s", 0, (int) M_SD, match_never, INSN_MACRO },
+{"sext.w", 64, INSN_CLASS_C, "d,CU", MATCH_C_ADDIW, MASK_C_ADDIW | MASK_RVC_IMM, match_rd_nonzero, INSN_ALIAS },
+{"sext.w", 64, INSN_CLASS_I, "d,s", MATCH_ADDIW, MASK_ADDIW | MASK_IMM, match_opcode, INSN_ALIAS },
+{"addiw", 64, INSN_CLASS_C, "d,CU,Co", MATCH_C_ADDIW, MASK_C_ADDIW, match_rd_nonzero, INSN_ALIAS },
+{"addiw", 64, INSN_CLASS_I, "d,s,j", MATCH_ADDIW, MASK_ADDIW, match_opcode, 0 },
+{"addw", 64, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_ADDW, MASK_C_ADDW, match_opcode, INSN_ALIAS },
+{"addw", 64, INSN_CLASS_C, "Cs,Ct,Cw", MATCH_C_ADDW, MASK_C_ADDW, match_opcode, INSN_ALIAS },
+{"addw", 64, INSN_CLASS_C, "d,CU,Co", MATCH_C_ADDIW, MASK_C_ADDIW, match_rd_nonzero, INSN_ALIAS },
+{"addw", 64, INSN_CLASS_I, "d,s,t", MATCH_ADDW, MASK_ADDW, match_opcode, 0 },
+{"addw", 64, INSN_CLASS_I, "d,s,j", MATCH_ADDIW, MASK_ADDIW, match_opcode, INSN_ALIAS },
+{"negw", 64, INSN_CLASS_I, "d,t", MATCH_SUBW, MASK_SUBW | MASK_RS1, match_opcode, INSN_ALIAS }, /* sub 0 */
+{"slliw", 64, INSN_CLASS_I, "d,s,<", MATCH_SLLIW, MASK_SLLIW, match_opcode, 0 },
+{"sllw", 64, INSN_CLASS_I, "d,s,t", MATCH_SLLW, MASK_SLLW, match_opcode, 0 },
+{"sllw", 64, INSN_CLASS_I, "d,s,<", MATCH_SLLIW, MASK_SLLIW, match_opcode, INSN_ALIAS },
+{"srliw", 64, INSN_CLASS_I, "d,s,<", MATCH_SRLIW, MASK_SRLIW, match_opcode, 0 },
+{"srlw", 64, INSN_CLASS_I, "d,s,t", MATCH_SRLW, MASK_SRLW, match_opcode, 0 },
+{"srlw", 64, INSN_CLASS_I, "d,s,<", MATCH_SRLIW, MASK_SRLIW, match_opcode, INSN_ALIAS },
+{"sraiw", 64, INSN_CLASS_I, "d,s,<", MATCH_SRAIW, MASK_SRAIW, match_opcode, 0 },
+{"sraw", 64, INSN_CLASS_I, "d,s,t", MATCH_SRAW, MASK_SRAW, match_opcode, 0 },
+{"sraw", 64, INSN_CLASS_I, "d,s,<", MATCH_SRAIW, MASK_SRAIW, match_opcode, INSN_ALIAS },
+{"subw", 64, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_SUBW, MASK_C_SUBW, match_opcode, INSN_ALIAS },
+{"subw", 64, INSN_CLASS_I, "d,s,t", MATCH_SUBW, MASK_SUBW, match_opcode, 0 },
/* Atomic memory operation instruction subset */
-{"lr.w", "A", "d,0(s)", MATCH_LR_W, MASK_LR_W | MASK_AQRL, match_opcode, 0 },
-{"sc.w", "A", "d,t,0(s)", MATCH_SC_W, MASK_SC_W | MASK_AQRL, match_opcode, 0 },
-{"amoadd.w", "A", "d,t,0(s)", MATCH_AMOADD_W, MASK_AMOADD_W | MASK_AQRL, match_opcode, 0 },
-{"amoswap.w", "A", "d,t,0(s)", MATCH_AMOSWAP_W, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, 0 },
-{"amoand.w", "A", "d,t,0(s)", MATCH_AMOAND_W, MASK_AMOAND_W | MASK_AQRL, match_opcode, 0 },
-{"amoor.w", "A", "d,t,0(s)", MATCH_AMOOR_W, MASK_AMOOR_W | MASK_AQRL, match_opcode, 0 },
-{"amoxor.w", "A", "d,t,0(s)", MATCH_AMOXOR_W, MASK_AMOXOR_W | MASK_AQRL, match_opcode, 0 },
-{"amomax.w", "A", "d,t,0(s)", MATCH_AMOMAX_W, MASK_AMOMAX_W | MASK_AQRL, match_opcode, 0 },
-{"amomaxu.w", "A", "d,t,0(s)", MATCH_AMOMAXU_W, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, 0 },
-{"amomin.w", "A", "d,t,0(s)", MATCH_AMOMIN_W, MASK_AMOMIN_W | MASK_AQRL, match_opcode, 0 },
-{"amominu.w", "A", "d,t,0(s)", MATCH_AMOMINU_W, MASK_AMOMINU_W | MASK_AQRL, match_opcode, 0 },
-{"lr.w.aq", "A", "d,0(s)", MATCH_LR_W | MASK_AQ, MASK_LR_W | MASK_AQRL, match_opcode, 0 },
-{"sc.w.aq", "A", "d,t,0(s)", MATCH_SC_W | MASK_AQ, MASK_SC_W | MASK_AQRL, match_opcode, 0 },
-{"amoadd.w.aq", "A", "d,t,0(s)", MATCH_AMOADD_W | MASK_AQ, MASK_AMOADD_W | MASK_AQRL, match_opcode, 0 },
-{"amoswap.w.aq", "A", "d,t,0(s)", MATCH_AMOSWAP_W | MASK_AQ, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, 0 },
-{"amoand.w.aq", "A", "d,t,0(s)", MATCH_AMOAND_W | MASK_AQ, MASK_AMOAND_W | MASK_AQRL, match_opcode, 0 },
-{"amoor.w.aq", "A", "d,t,0(s)", MATCH_AMOOR_W | MASK_AQ, MASK_AMOOR_W | MASK_AQRL, match_opcode, 0 },
-{"amoxor.w.aq", "A", "d,t,0(s)", MATCH_AMOXOR_W | MASK_AQ, MASK_AMOXOR_W | MASK_AQRL, match_opcode, 0 },
-{"amomax.w.aq", "A", "d,t,0(s)", MATCH_AMOMAX_W | MASK_AQ, MASK_AMOMAX_W | MASK_AQRL, match_opcode, 0 },
-{"amomaxu.w.aq", "A", "d,t,0(s)", MATCH_AMOMAXU_W | MASK_AQ, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, 0 },
-{"amomin.w.aq", "A", "d,t,0(s)", MATCH_AMOMIN_W | MASK_AQ, MASK_AMOMIN_W | MASK_AQRL, match_opcode, 0 },
-{"amominu.w.aq", "A", "d,t,0(s)", MATCH_AMOMINU_W | MASK_AQ, MASK_AMOMINU_W | MASK_AQRL, match_opcode, 0 },
-{"lr.w.rl", "A", "d,0(s)", MATCH_LR_W | MASK_RL, MASK_LR_W | MASK_AQRL, match_opcode, 0 },
-{"sc.w.rl", "A", "d,t,0(s)", MATCH_SC_W | MASK_RL, MASK_SC_W | MASK_AQRL, match_opcode, 0 },
-{"amoadd.w.rl", "A", "d,t,0(s)", MATCH_AMOADD_W | MASK_RL, MASK_AMOADD_W | MASK_AQRL, match_opcode, 0 },
-{"amoswap.w.rl", "A", "d,t,0(s)", MATCH_AMOSWAP_W | MASK_RL, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, 0 },
-{"amoand.w.rl", "A", "d,t,0(s)", MATCH_AMOAND_W | MASK_RL, MASK_AMOAND_W | MASK_AQRL, match_opcode, 0 },
-{"amoor.w.rl", "A", "d,t,0(s)", MATCH_AMOOR_W | MASK_RL, MASK_AMOOR_W | MASK_AQRL, match_opcode, 0 },
-{"amoxor.w.rl", "A", "d,t,0(s)", MATCH_AMOXOR_W | MASK_RL, MASK_AMOXOR_W | MASK_AQRL, match_opcode, 0 },
-{"amomax.w.rl", "A", "d,t,0(s)", MATCH_AMOMAX_W | MASK_RL, MASK_AMOMAX_W | MASK_AQRL, match_opcode, 0 },
-{"amomaxu.w.rl", "A", "d,t,0(s)", MATCH_AMOMAXU_W | MASK_RL, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, 0 },
-{"amomin.w.rl", "A", "d,t,0(s)", MATCH_AMOMIN_W | MASK_RL, MASK_AMOMIN_W | MASK_AQRL, match_opcode, 0 },
-{"amominu.w.rl", "A", "d,t,0(s)", MATCH_AMOMINU_W | MASK_RL, MASK_AMOMINU_W | MASK_AQRL, match_opcode, 0 },
-{"lr.w.aqrl", "A", "d,0(s)", MATCH_LR_W | MASK_AQRL, MASK_LR_W | MASK_AQRL, match_opcode, 0 },
-{"sc.w.aqrl", "A", "d,t,0(s)", MATCH_SC_W | MASK_AQRL, MASK_SC_W | MASK_AQRL, match_opcode, 0 },
-{"amoadd.w.aqrl", "A", "d,t,0(s)", MATCH_AMOADD_W | MASK_AQRL, MASK_AMOADD_W | MASK_AQRL, match_opcode, 0 },
-{"amoswap.w.aqrl", "A", "d,t,0(s)", MATCH_AMOSWAP_W | MASK_AQRL, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, 0 },
-{"amoand.w.aqrl", "A", "d,t,0(s)", MATCH_AMOAND_W | MASK_AQRL, MASK_AMOAND_W | MASK_AQRL, match_opcode, 0 },
-{"amoor.w.aqrl", "A", "d,t,0(s)", MATCH_AMOOR_W | MASK_AQRL, MASK_AMOOR_W | MASK_AQRL, match_opcode, 0 },
-{"amoxor.w.aqrl", "A", "d,t,0(s)", MATCH_AMOXOR_W | MASK_AQRL, MASK_AMOXOR_W | MASK_AQRL, match_opcode, 0 },
-{"amomax.w.aqrl", "A", "d,t,0(s)", MATCH_AMOMAX_W | MASK_AQRL, MASK_AMOMAX_W | MASK_AQRL, match_opcode, 0 },
-{"amomaxu.w.aqrl", "A", "d,t,0(s)", MATCH_AMOMAXU_W | MASK_AQRL, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, 0 },
-{"amomin.w.aqrl", "A", "d,t,0(s)", MATCH_AMOMIN_W | MASK_AQRL, MASK_AMOMIN_W | MASK_AQRL, match_opcode, 0 },
-{"amominu.w.aqrl", "A", "d,t,0(s)", MATCH_AMOMINU_W | MASK_AQRL, MASK_AMOMINU_W | MASK_AQRL, match_opcode, 0 },
-{"lr.d", "64A", "d,0(s)", MATCH_LR_D, MASK_LR_D | MASK_AQRL, match_opcode, 0 },
-{"sc.d", "64A", "d,t,0(s)", MATCH_SC_D, MASK_SC_D | MASK_AQRL, match_opcode, 0 },
-{"amoadd.d", "64A", "d,t,0(s)", MATCH_AMOADD_D, MASK_AMOADD_D | MASK_AQRL, match_opcode, 0 },
-{"amoswap.d", "64A", "d,t,0(s)", MATCH_AMOSWAP_D, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, 0 },
-{"amoand.d", "64A", "d,t,0(s)", MATCH_AMOAND_D, MASK_AMOAND_D | MASK_AQRL, match_opcode, 0 },
-{"amoor.d", "64A", "d,t,0(s)", MATCH_AMOOR_D, MASK_AMOOR_D | MASK_AQRL, match_opcode, 0 },
-{"amoxor.d", "64A", "d,t,0(s)", MATCH_AMOXOR_D, MASK_AMOXOR_D | MASK_AQRL, match_opcode, 0 },
-{"amomax.d", "64A", "d,t,0(s)", MATCH_AMOMAX_D, MASK_AMOMAX_D | MASK_AQRL, match_opcode, 0 },
-{"amomaxu.d", "64A", "d,t,0(s)", MATCH_AMOMAXU_D, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, 0 },
-{"amomin.d", "64A", "d,t,0(s)", MATCH_AMOMIN_D, MASK_AMOMIN_D | MASK_AQRL, match_opcode, 0 },
-{"amominu.d", "64A", "d,t,0(s)", MATCH_AMOMINU_D, MASK_AMOMINU_D | MASK_AQRL, match_opcode, 0 },
-{"lr.d.aq", "64A", "d,0(s)", MATCH_LR_D | MASK_AQ, MASK_LR_D | MASK_AQRL, match_opcode, 0 },
-{"sc.d.aq", "64A", "d,t,0(s)", MATCH_SC_D | MASK_AQ, MASK_SC_D | MASK_AQRL, match_opcode, 0 },
-{"amoadd.d.aq", "64A", "d,t,0(s)", MATCH_AMOADD_D | MASK_AQ, MASK_AMOADD_D | MASK_AQRL, match_opcode, 0 },
-{"amoswap.d.aq", "64A", "d,t,0(s)", MATCH_AMOSWAP_D | MASK_AQ, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, 0 },
-{"amoand.d.aq", "64A", "d,t,0(s)", MATCH_AMOAND_D | MASK_AQ, MASK_AMOAND_D | MASK_AQRL, match_opcode, 0 },
-{"amoor.d.aq", "64A", "d,t,0(s)", MATCH_AMOOR_D | MASK_AQ, MASK_AMOOR_D | MASK_AQRL, match_opcode, 0 },
-{"amoxor.d.aq", "64A", "d,t,0(s)", MATCH_AMOXOR_D | MASK_AQ, MASK_AMOXOR_D | MASK_AQRL, match_opcode, 0 },
-{"amomax.d.aq", "64A", "d,t,0(s)", MATCH_AMOMAX_D | MASK_AQ, MASK_AMOMAX_D | MASK_AQRL, match_opcode, 0 },
-{"amomaxu.d.aq", "64A", "d,t,0(s)", MATCH_AMOMAXU_D | MASK_AQ, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, 0 },
-{"amomin.d.aq", "64A", "d,t,0(s)", MATCH_AMOMIN_D | MASK_AQ, MASK_AMOMIN_D | MASK_AQRL, match_opcode, 0 },
-{"amominu.d.aq", "64A", "d,t,0(s)", MATCH_AMOMINU_D | MASK_AQ, MASK_AMOMINU_D | MASK_AQRL, match_opcode, 0 },
-{"lr.d.rl", "64A", "d,0(s)", MATCH_LR_D | MASK_RL, MASK_LR_D | MASK_AQRL, match_opcode, 0 },
-{"sc.d.rl", "64A", "d,t,0(s)", MATCH_SC_D | MASK_RL, MASK_SC_D | MASK_AQRL, match_opcode, 0 },
-{"amoadd.d.rl", "64A", "d,t,0(s)", MATCH_AMOADD_D | MASK_RL, MASK_AMOADD_D | MASK_AQRL, match_opcode, 0 },
-{"amoswap.d.rl", "64A", "d,t,0(s)", MATCH_AMOSWAP_D | MASK_RL, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, 0 },
-{"amoand.d.rl", "64A", "d,t,0(s)", MATCH_AMOAND_D | MASK_RL, MASK_AMOAND_D | MASK_AQRL, match_opcode, 0 },
-{"amoor.d.rl", "64A", "d,t,0(s)", MATCH_AMOOR_D | MASK_RL, MASK_AMOOR_D | MASK_AQRL, match_opcode, 0 },
-{"amoxor.d.rl", "64A", "d,t,0(s)", MATCH_AMOXOR_D | MASK_RL, MASK_AMOXOR_D | MASK_AQRL, match_opcode, 0 },
-{"amomax.d.rl", "64A", "d,t,0(s)", MATCH_AMOMAX_D | MASK_RL, MASK_AMOMAX_D | MASK_AQRL, match_opcode, 0 },
-{"amomaxu.d.rl", "64A", "d,t,0(s)", MATCH_AMOMAXU_D | MASK_RL, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, 0 },
-{"amomin.d.rl", "64A", "d,t,0(s)", MATCH_AMOMIN_D | MASK_RL, MASK_AMOMIN_D | MASK_AQRL, match_opcode, 0 },
-{"amominu.d.rl", "64A", "d,t,0(s)", MATCH_AMOMINU_D | MASK_RL, MASK_AMOMINU_D | MASK_AQRL, match_opcode, 0 },
-{"lr.d.aqrl", "64A", "d,0(s)", MATCH_LR_D | MASK_AQRL, MASK_LR_D | MASK_AQRL, match_opcode, 0 },
-{"sc.d.aqrl", "64A", "d,t,0(s)", MATCH_SC_D | MASK_AQRL, MASK_SC_D | MASK_AQRL, match_opcode, 0 },
-{"amoadd.d.aqrl", "64A", "d,t,0(s)", MATCH_AMOADD_D | MASK_AQRL, MASK_AMOADD_D | MASK_AQRL, match_opcode, 0 },
-{"amoswap.d.aqrl", "64A", "d,t,0(s)", MATCH_AMOSWAP_D | MASK_AQRL, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, 0 },
-{"amoand.d.aqrl", "64A", "d,t,0(s)", MATCH_AMOAND_D | MASK_AQRL, MASK_AMOAND_D | MASK_AQRL, match_opcode, 0 },
-{"amoor.d.aqrl", "64A", "d,t,0(s)", MATCH_AMOOR_D | MASK_AQRL, MASK_AMOOR_D | MASK_AQRL, match_opcode, 0 },
-{"amoxor.d.aqrl", "64A", "d,t,0(s)", MATCH_AMOXOR_D | MASK_AQRL, MASK_AMOXOR_D | MASK_AQRL, match_opcode, 0 },
-{"amomax.d.aqrl", "64A", "d,t,0(s)", MATCH_AMOMAX_D | MASK_AQRL, MASK_AMOMAX_D | MASK_AQRL, match_opcode, 0 },
-{"amomaxu.d.aqrl", "64A", "d,t,0(s)", MATCH_AMOMAXU_D | MASK_AQRL, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, 0 },
-{"amomin.d.aqrl", "64A", "d,t,0(s)", MATCH_AMOMIN_D | MASK_AQRL, MASK_AMOMIN_D | MASK_AQRL, match_opcode, 0 },
-{"amominu.d.aqrl", "64A", "d,t,0(s)", MATCH_AMOMINU_D | MASK_AQRL, MASK_AMOMINU_D | MASK_AQRL, match_opcode, 0 },
+{"lr.w", 0, INSN_CLASS_A, "d,0(s)", MATCH_LR_W, MASK_LR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"sc.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_SC_W, MASK_SC_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoadd.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOADD_W, MASK_AMOADD_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoswap.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOSWAP_W, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoand.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOAND_W, MASK_AMOAND_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoor.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOOR_W, MASK_AMOOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoxor.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOXOR_W, MASK_AMOXOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomax.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAX_W, MASK_AMOMAX_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomaxu.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAXU_W, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomin.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMIN_W, MASK_AMOMIN_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amominu.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMINU_W, MASK_AMOMINU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"lr.w.aq", 0, INSN_CLASS_A, "d,0(s)", MATCH_LR_W | MASK_AQ, MASK_LR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"sc.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_SC_W | MASK_AQ, MASK_SC_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoadd.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOADD_W | MASK_AQ, MASK_AMOADD_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoswap.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOSWAP_W | MASK_AQ, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoand.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOAND_W | MASK_AQ, MASK_AMOAND_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoor.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOOR_W | MASK_AQ, MASK_AMOOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoxor.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOXOR_W | MASK_AQ, MASK_AMOXOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomax.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAX_W | MASK_AQ, MASK_AMOMAX_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomaxu.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAXU_W | MASK_AQ, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomin.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMIN_W | MASK_AQ, MASK_AMOMIN_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amominu.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMINU_W | MASK_AQ, MASK_AMOMINU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"lr.w.rl", 0, INSN_CLASS_A, "d,0(s)", MATCH_LR_W | MASK_RL, MASK_LR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"sc.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_SC_W | MASK_RL, MASK_SC_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoadd.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOADD_W | MASK_RL, MASK_AMOADD_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoswap.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOSWAP_W | MASK_RL, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoand.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOAND_W | MASK_RL, MASK_AMOAND_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoor.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOOR_W | MASK_RL, MASK_AMOOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoxor.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOXOR_W | MASK_RL, MASK_AMOXOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomax.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAX_W | MASK_RL, MASK_AMOMAX_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomaxu.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAXU_W | MASK_RL, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomin.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMIN_W | MASK_RL, MASK_AMOMIN_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amominu.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMINU_W | MASK_RL, MASK_AMOMINU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"lr.w.aqrl", 0, INSN_CLASS_A, "d,0(s)", MATCH_LR_W | MASK_AQRL, MASK_LR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"sc.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_SC_W | MASK_AQRL, MASK_SC_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoadd.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOADD_W | MASK_AQRL, MASK_AMOADD_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoswap.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOSWAP_W | MASK_AQRL, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoand.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOAND_W | MASK_AQRL, MASK_AMOAND_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoor.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOOR_W | MASK_AQRL, MASK_AMOOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amoxor.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOXOR_W | MASK_AQRL, MASK_AMOXOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomax.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAX_W | MASK_AQRL, MASK_AMOMAX_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomaxu.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAXU_W | MASK_AQRL, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amomin.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMIN_W | MASK_AQRL, MASK_AMOMIN_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"amominu.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMINU_W | MASK_AQRL, MASK_AMOMINU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"lr.d", 64, INSN_CLASS_A , "d,0(s)", MATCH_LR_D, MASK_LR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"sc.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_SC_D, MASK_SC_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoadd.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOADD_D, MASK_AMOADD_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoswap.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOSWAP_D, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoand.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOAND_D, MASK_AMOAND_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoor.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOOR_D, MASK_AMOOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoxor.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOXOR_D, MASK_AMOXOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomax.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAX_D, MASK_AMOMAX_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomaxu.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAXU_D, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomin.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMIN_D, MASK_AMOMIN_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amominu.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMINU_D, MASK_AMOMINU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"lr.d.aq", 64, INSN_CLASS_A , "d,0(s)", MATCH_LR_D | MASK_AQ, MASK_LR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"sc.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_SC_D | MASK_AQ, MASK_SC_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoadd.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOADD_D | MASK_AQ, MASK_AMOADD_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoswap.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOSWAP_D | MASK_AQ, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoand.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOAND_D | MASK_AQ, MASK_AMOAND_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoor.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOOR_D | MASK_AQ, MASK_AMOOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoxor.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOXOR_D | MASK_AQ, MASK_AMOXOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomax.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAX_D | MASK_AQ, MASK_AMOMAX_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomaxu.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAXU_D | MASK_AQ, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomin.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMIN_D | MASK_AQ, MASK_AMOMIN_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amominu.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMINU_D | MASK_AQ, MASK_AMOMINU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"lr.d.rl", 64, INSN_CLASS_A , "d,0(s)", MATCH_LR_D | MASK_RL, MASK_LR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"sc.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_SC_D | MASK_RL, MASK_SC_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoadd.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOADD_D | MASK_RL, MASK_AMOADD_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoswap.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOSWAP_D | MASK_RL, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoand.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOAND_D | MASK_RL, MASK_AMOAND_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoor.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOOR_D | MASK_RL, MASK_AMOOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoxor.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOXOR_D | MASK_RL, MASK_AMOXOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomax.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAX_D | MASK_RL, MASK_AMOMAX_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomaxu.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAXU_D | MASK_RL, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomin.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMIN_D | MASK_RL, MASK_AMOMIN_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amominu.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMINU_D | MASK_RL, MASK_AMOMINU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"lr.d.aqrl", 64, INSN_CLASS_A , "d,0(s)", MATCH_LR_D | MASK_AQRL, MASK_LR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"sc.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_SC_D | MASK_AQRL, MASK_SC_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoadd.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOADD_D | MASK_AQRL, MASK_AMOADD_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoswap.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOSWAP_D | MASK_AQRL, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoand.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOAND_D | MASK_AQRL, MASK_AMOAND_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoor.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOOR_D | MASK_AQRL, MASK_AMOOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amoxor.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOXOR_D | MASK_AQRL, MASK_AMOXOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomax.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAX_D | MASK_AQRL, MASK_AMOMAX_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomaxu.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAXU_D | MASK_AQRL, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amomin.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMIN_D | MASK_AQRL, MASK_AMOMIN_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"amominu.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMINU_D | MASK_AQRL, MASK_AMOMINU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
/* Multiply/Divide instruction subset */
-{"mul", "M", "d,s,t", MATCH_MUL, MASK_MUL, match_opcode, 0 },
-{"mulh", "M", "d,s,t", MATCH_MULH, MASK_MULH, match_opcode, 0 },
-{"mulhu", "M", "d,s,t", MATCH_MULHU, MASK_MULHU, match_opcode, 0 },
-{"mulhsu", "M", "d,s,t", MATCH_MULHSU, MASK_MULHSU, match_opcode, 0 },
-{"div", "M", "d,s,t", MATCH_DIV, MASK_DIV, match_opcode, 0 },
-{"divu", "M", "d,s,t", MATCH_DIVU, MASK_DIVU, match_opcode, 0 },
-{"rem", "M", "d,s,t", MATCH_REM, MASK_REM, match_opcode, 0 },
-{"remu", "M", "d,s,t", MATCH_REMU, MASK_REMU, match_opcode, 0 },
-{"mulw", "64M", "d,s,t", MATCH_MULW, MASK_MULW, match_opcode, 0 },
-{"divw", "64M", "d,s,t", MATCH_DIVW, MASK_DIVW, match_opcode, 0 },
-{"divuw", "64M", "d,s,t", MATCH_DIVUW, MASK_DIVUW, match_opcode, 0 },
-{"remw", "64M", "d,s,t", MATCH_REMW, MASK_REMW, match_opcode, 0 },
-{"remuw", "64M", "d,s,t", MATCH_REMUW, MASK_REMUW, match_opcode, 0 },
+{"mul", 0, INSN_CLASS_M, "d,s,t", MATCH_MUL, MASK_MUL, match_opcode, 0 },
+{"mulh", 0, INSN_CLASS_M, "d,s,t", MATCH_MULH, MASK_MULH, match_opcode, 0 },
+{"mulhu", 0, INSN_CLASS_M, "d,s,t", MATCH_MULHU, MASK_MULHU, match_opcode, 0 },
+{"mulhsu", 0, INSN_CLASS_M, "d,s,t", MATCH_MULHSU, MASK_MULHSU, match_opcode, 0 },
+{"div", 0, INSN_CLASS_M, "d,s,t", MATCH_DIV, MASK_DIV, match_opcode, 0 },
+{"divu", 0, INSN_CLASS_M, "d,s,t", MATCH_DIVU, MASK_DIVU, match_opcode, 0 },
+{"rem", 0, INSN_CLASS_M, "d,s,t", MATCH_REM, MASK_REM, match_opcode, 0 },
+{"remu", 0, INSN_CLASS_M, "d,s,t", MATCH_REMU, MASK_REMU, match_opcode, 0 },
+{"mulw", 64, INSN_CLASS_M, "d,s,t", MATCH_MULW, MASK_MULW, match_opcode, 0 },
+{"divw", 64, INSN_CLASS_M, "d,s,t", MATCH_DIVW, MASK_DIVW, match_opcode, 0 },
+{"divuw", 64, INSN_CLASS_M, "d,s,t", MATCH_DIVUW, MASK_DIVUW, match_opcode, 0 },
+{"remw", 64, INSN_CLASS_M, "d,s,t", MATCH_REMW, MASK_REMW, match_opcode, 0 },
+{"remuw", 64, INSN_CLASS_M, "d,s,t", MATCH_REMUW, MASK_REMUW, match_opcode, 0 },
+
+/* Bitmanip instruction subset - ZBA/ZBB/ZBC */
+{"sh1add", 0, INSN_CLASS_ZBA, "d,s,t", MATCH_SH1ADD, MASK_SH1ADD, match_opcode, 0 },
+{"sh2add", 0, INSN_CLASS_ZBA, "d,s,t", MATCH_SH2ADD, MASK_SH2ADD, match_opcode, 0 },
+{"sh3add", 0, INSN_CLASS_ZBA, "d,s,t", MATCH_SH3ADD, MASK_SH3ADD, match_opcode, 0 },
+{"sh1add.uw",64, INSN_CLASS_ZBA, "d,s,t", MATCH_SH1ADD_UW, MASK_SH1ADD_UW, match_opcode, 0 },
+{"sh2add.uw",64, INSN_CLASS_ZBA, "d,s,t", MATCH_SH2ADD_UW, MASK_SH2ADD_UW, match_opcode, 0 },
+{"sh3add.uw",64, INSN_CLASS_ZBA, "d,s,t", MATCH_SH3ADD_UW, MASK_SH3ADD_UW, match_opcode, 0 },
+{"zext.w", 64, INSN_CLASS_ZBA_OR_ZBB, "d,s", MATCH_ADD_UW, MASK_ADD_UW | MASK_RS2, match_opcode, INSN_ALIAS },
+{"zext.w", 64, INSN_CLASS_I, "d,s", 0, (int) M_ZEXTW, match_never, INSN_MACRO },
+{"add.uw", 64, INSN_CLASS_ZBA, "d,s,t", MATCH_ADD_UW, MASK_ADD_UW, match_opcode, 0 },
+{"slli.uw", 64, INSN_CLASS_ZBA, "d,s,>", MATCH_SLLI_UW, MASK_SLLI_UW, match_opcode, 0 },
+
+{"clz", 0, INSN_CLASS_ZBB, "d,s", MATCH_CLZ, MASK_CLZ, match_opcode, 0 },
+{"ctz", 0, INSN_CLASS_ZBB, "d,s", MATCH_CTZ, MASK_CTZ, match_opcode, 0 },
+{"cpop", 0, INSN_CLASS_ZBB, "d,s", MATCH_CPOP, MASK_CPOP, match_opcode, 0 },
+{"min", 0, INSN_CLASS_ZBB, "d,s,t", MATCH_MIN, MASK_MIN, match_opcode, 0 },
+{"max", 0, INSN_CLASS_ZBB, "d,s,t", MATCH_MAX, MASK_MAX, match_opcode, 0 },
+{"minu", 0, INSN_CLASS_ZBB, "d,s,t", MATCH_MINU, MASK_MINU, match_opcode, 0 },
+{"maxu", 0, INSN_CLASS_ZBB, "d,s,t", MATCH_MAXU, MASK_MAXU, match_opcode, 0 },
+{"sext.b", 0, INSN_CLASS_ZBB, "d,s", MATCH_SEXT_B, MASK_SEXT_B, match_opcode, 0 },
+{"sext.b", 0, INSN_CLASS_I, "d,s", 0, (int) M_SEXTB, match_never, INSN_MACRO },
+{"sext.h", 0, INSN_CLASS_ZBB, "d,s", MATCH_SEXT_H, MASK_SEXT_H, match_opcode, 0 },
+{"sext.h", 0, INSN_CLASS_I, "d,s", 0, (int) M_SEXTH, match_never, INSN_MACRO },
+{"zext.h", 32, INSN_CLASS_ZBB, "d,s", MATCH_PACK, MASK_PACK | MASK_RS2, match_opcode, 0 },
+{"zext.h", 64, INSN_CLASS_ZBB, "d,s", MATCH_PACKW, MASK_PACKW | MASK_RS2, match_opcode, 0 },
+{"zext.h", 0, INSN_CLASS_I, "d,s", 0, (int) M_ZEXTH, match_never, INSN_MACRO },
+{"andn", 0, INSN_CLASS_ZBB, "d,s,t", MATCH_ANDN, MASK_ANDN, match_opcode, 0 },
+{"orn", 0, INSN_CLASS_ZBB, "d,s,t", MATCH_ORN, MASK_ORN, match_opcode, 0 },
+{"xnor", 0, INSN_CLASS_ZBB, "d,s,t", MATCH_XNOR, MASK_XNOR, match_opcode, 0 },
+{"rori", 0, INSN_CLASS_ZBB, "d,s,>", MATCH_RORI, MASK_RORI, match_opcode, 0 },
+{"ror", 0, INSN_CLASS_ZBB, "d,s,t", MATCH_ROR, MASK_ROR, match_opcode, 0 },
+{"ror", 0, INSN_CLASS_ZBB, "d,s,>", MATCH_RORI, MASK_RORI, match_opcode, INSN_ALIAS },
+{"rol", 0, INSN_CLASS_ZBB, "d,s,t", MATCH_ROL, MASK_ROL, match_opcode, 0 },
+{"clzw", 64, INSN_CLASS_ZBB, "d,s", MATCH_CLZW, MASK_CLZW, match_opcode, 0 },
+{"ctzw", 64, INSN_CLASS_ZBB, "d,s", MATCH_CTZW, MASK_CTZW, match_opcode, 0 },
+{"cpopw", 64, INSN_CLASS_ZBB, "d,s", MATCH_CPOPW, MASK_CPOPW, match_opcode, 0 },
+{"roriw", 64, INSN_CLASS_ZBB, "d,s,<", MATCH_RORIW, MASK_RORIW, match_opcode, 0 },
+{"rorw", 64, INSN_CLASS_ZBB, "d,s,t", MATCH_RORW, MASK_RORW, match_opcode, 0 },
+{"rorw", 64, INSN_CLASS_ZBB, "d,s,<", MATCH_RORIW, MASK_RORIW, match_opcode, INSN_ALIAS },
+{"rolw", 64, INSN_CLASS_ZBB, "d,s,t", MATCH_ROLW, MASK_ROLW, match_opcode, 0 },
+{"rev8", 32, INSN_CLASS_ZBB, "d,s", MATCH_GREVI | ENCODE_ITYPE_IMM (0x18), MASK_GREVI | MASK_RVB_IMM, match_opcode, 0 },
+{"rev8", 64, INSN_CLASS_ZBB, "d,s", MATCH_GREVI | ENCODE_ITYPE_IMM (0x38), MASK_GREVI | MASK_RVB_IMM, match_opcode, 0 },
+{"orc.b", 0, INSN_CLASS_ZBB, "d,s", MATCH_GORCI | ENCODE_ITYPE_IMM (0x7), MASK_GORCI | MASK_RVB_IMM, match_opcode, 0 },
+
+{"clmul", 0, INSN_CLASS_ZBC, "d,s,t", MATCH_CLMUL, MASK_CLMUL, match_opcode, 0 },
+{"clmulh", 0, INSN_CLASS_ZBC, "d,s,t", MATCH_CLMULH, MASK_CLMULH, match_opcode, 0 },
+{"clmulr", 0, INSN_CLASS_ZBC, "d,s,t", MATCH_CLMULR, MASK_CLMULR, match_opcode, 0 },
/* Single-precision floating-point instruction subset */
-{"frsr", "F", "d", MATCH_FRCSR, MASK_FRCSR, match_opcode, 0 },
-{"fssr", "F", "s", MATCH_FSCSR, MASK_FSCSR | MASK_RD, match_opcode, 0 },
-{"fssr", "F", "d,s", MATCH_FSCSR, MASK_FSCSR, match_opcode, 0 },
-{"frcsr", "F", "d", MATCH_FRCSR, MASK_FRCSR, match_opcode, 0 },
-{"fscsr", "F", "s", MATCH_FSCSR, MASK_FSCSR | MASK_RD, match_opcode, 0 },
-{"fscsr", "F", "d,s", MATCH_FSCSR, MASK_FSCSR, match_opcode, 0 },
-{"frrm", "F", "d", MATCH_FRRM, MASK_FRRM, match_opcode, 0 },
-{"fsrm", "F", "s", MATCH_FSRM, MASK_FSRM | MASK_RD, match_opcode, 0 },
-{"fsrm", "F", "d,s", MATCH_FSRM, MASK_FSRM, match_opcode, 0 },
-{"frflags", "F", "d", MATCH_FRFLAGS, MASK_FRFLAGS, match_opcode, 0 },
-{"fsflags", "F", "s", MATCH_FSFLAGS, MASK_FSFLAGS | MASK_RD, match_opcode, 0 },
-{"fsflags", "F", "d,s", MATCH_FSFLAGS, MASK_FSFLAGS, match_opcode, 0 },
-{"flw", "32C", "D,Cm(Cc)", MATCH_C_FLWSP, MASK_C_FLWSP, match_opcode, INSN_ALIAS },
-{"flw", "32C", "CD,Ck(Cs)", MATCH_C_FLW, MASK_C_FLW, match_opcode, INSN_ALIAS },
-{"flw", "F", "D,o(s)", MATCH_FLW, MASK_FLW, match_opcode, 0 },
-{"flw", "F", "D,A,s", 0, (int) M_FLW, match_never, INSN_MACRO },
-{"fsw", "32C", "CT,CM(Cc)", MATCH_C_FSWSP, MASK_C_FSWSP, match_opcode, INSN_ALIAS },
-{"fsw", "32C", "CD,Ck(Cs)", MATCH_C_FSW, MASK_C_FSW, match_opcode, INSN_ALIAS },
-{"fsw", "F", "T,q(s)", MATCH_FSW, MASK_FSW, match_opcode, 0 },
-{"fsw", "F", "T,A,s", 0, (int) M_FSW, match_never, INSN_MACRO },
-{"fmv.x.s", "F", "d,S", MATCH_FMV_X_S, MASK_FMV_X_S, match_opcode, 0 },
-{"fmv.s.x", "F", "D,s", MATCH_FMV_S_X, MASK_FMV_S_X, match_opcode, 0 },
-{"fmv.s", "F", "D,U", MATCH_FSGNJ_S, MASK_FSGNJ_S, match_rs1_eq_rs2, INSN_ALIAS },
-{"fneg.s", "F", "D,U", MATCH_FSGNJN_S, MASK_FSGNJN_S, match_rs1_eq_rs2, INSN_ALIAS },
-{"fabs.s", "F", "D,U", MATCH_FSGNJX_S, MASK_FSGNJX_S, match_rs1_eq_rs2, INSN_ALIAS },
-{"fsgnj.s", "F", "D,S,T", MATCH_FSGNJ_S, MASK_FSGNJ_S, match_opcode, 0 },
-{"fsgnjn.s", "F", "D,S,T", MATCH_FSGNJN_S, MASK_FSGNJN_S, match_opcode, 0 },
-{"fsgnjx.s", "F", "D,S,T", MATCH_FSGNJX_S, MASK_FSGNJX_S, match_opcode, 0 },
-{"fadd.s", "F", "D,S,T", MATCH_FADD_S | MASK_RM, MASK_FADD_S | MASK_RM, match_opcode, 0 },
-{"fadd.s", "F", "D,S,T,m", MATCH_FADD_S, MASK_FADD_S, match_opcode, 0 },
-{"fsub.s", "F", "D,S,T", MATCH_FSUB_S | MASK_RM, MASK_FSUB_S | MASK_RM, match_opcode, 0 },
-{"fsub.s", "F", "D,S,T,m", MATCH_FSUB_S, MASK_FSUB_S, match_opcode, 0 },
-{"fmul.s", "F", "D,S,T", MATCH_FMUL_S | MASK_RM, MASK_FMUL_S | MASK_RM, match_opcode, 0 },
-{"fmul.s", "F", "D,S,T,m", MATCH_FMUL_S, MASK_FMUL_S, match_opcode, 0 },
-{"fdiv.s", "F", "D,S,T", MATCH_FDIV_S | MASK_RM, MASK_FDIV_S | MASK_RM, match_opcode, 0 },
-{"fdiv.s", "F", "D,S,T,m", MATCH_FDIV_S, MASK_FDIV_S, match_opcode, 0 },
-{"fsqrt.s", "F", "D,S", MATCH_FSQRT_S | MASK_RM, MASK_FSQRT_S | MASK_RM, match_opcode, 0 },
-{"fsqrt.s", "F", "D,S,m", MATCH_FSQRT_S, MASK_FSQRT_S, match_opcode, 0 },
-{"fmin.s", "F", "D,S,T", MATCH_FMIN_S, MASK_FMIN_S, match_opcode, 0 },
-{"fmax.s", "F", "D,S,T", MATCH_FMAX_S, MASK_FMAX_S, match_opcode, 0 },
-{"fmadd.s", "F", "D,S,T,R", MATCH_FMADD_S | MASK_RM, MASK_FMADD_S | MASK_RM, match_opcode, 0 },
-{"fmadd.s", "F", "D,S,T,R,m", MATCH_FMADD_S, MASK_FMADD_S, match_opcode, 0 },
-{"fnmadd.s", "F", "D,S,T,R", MATCH_FNMADD_S | MASK_RM, MASK_FNMADD_S | MASK_RM, match_opcode, 0 },
-{"fnmadd.s", "F", "D,S,T,R,m", MATCH_FNMADD_S, MASK_FNMADD_S, match_opcode, 0 },
-{"fmsub.s", "F", "D,S,T,R", MATCH_FMSUB_S | MASK_RM, MASK_FMSUB_S | MASK_RM, match_opcode, 0 },
-{"fmsub.s", "F", "D,S,T,R,m", MATCH_FMSUB_S, MASK_FMSUB_S, match_opcode, 0 },
-{"fnmsub.s", "F", "D,S,T,R", MATCH_FNMSUB_S | MASK_RM, MASK_FNMSUB_S | MASK_RM, match_opcode, 0 },
-{"fnmsub.s", "F", "D,S,T,R,m", MATCH_FNMSUB_S, MASK_FNMSUB_S, match_opcode, 0 },
-{"fcvt.w.s", "F", "d,S", MATCH_FCVT_W_S | MASK_RM, MASK_FCVT_W_S | MASK_RM, match_opcode, 0 },
-{"fcvt.w.s", "F", "d,S,m", MATCH_FCVT_W_S, MASK_FCVT_W_S, match_opcode, 0 },
-{"fcvt.wu.s", "F", "d,S", MATCH_FCVT_WU_S | MASK_RM, MASK_FCVT_WU_S | MASK_RM, match_opcode, 0 },
-{"fcvt.wu.s", "F", "d,S,m", MATCH_FCVT_WU_S, MASK_FCVT_WU_S, match_opcode, 0 },
-{"fcvt.s.w", "F", "D,s", MATCH_FCVT_S_W | MASK_RM, MASK_FCVT_S_W | MASK_RM, match_opcode, 0 },
-{"fcvt.s.w", "F", "D,s,m", MATCH_FCVT_S_W, MASK_FCVT_S_W, match_opcode, 0 },
-{"fcvt.s.wu", "F", "D,s", MATCH_FCVT_S_WU | MASK_RM, MASK_FCVT_S_W | MASK_RM, match_opcode, 0 },
-{"fcvt.s.wu", "F", "D,s,m", MATCH_FCVT_S_WU, MASK_FCVT_S_WU, match_opcode, 0 },
-{"fclass.s", "F", "d,S", MATCH_FCLASS_S, MASK_FCLASS_S, match_opcode, 0 },
-{"feq.s", "F", "d,S,T", MATCH_FEQ_S, MASK_FEQ_S, match_opcode, 0 },
-{"flt.s", "F", "d,S,T", MATCH_FLT_S, MASK_FLT_S, match_opcode, 0 },
-{"fle.s", "F", "d,S,T", MATCH_FLE_S, MASK_FLE_S, match_opcode, 0 },
-{"fgt.s", "F", "d,T,S", MATCH_FLT_S, MASK_FLT_S, match_opcode, 0 },
-{"fge.s", "F", "d,T,S", MATCH_FLE_S, MASK_FLE_S, match_opcode, 0 },
-{"fcvt.l.s", "64F", "d,S", MATCH_FCVT_L_S | MASK_RM, MASK_FCVT_L_S | MASK_RM, match_opcode, 0 },
-{"fcvt.l.s", "64F", "d,S,m", MATCH_FCVT_L_S, MASK_FCVT_L_S, match_opcode, 0 },
-{"fcvt.lu.s", "64F", "d,S", MATCH_FCVT_LU_S | MASK_RM, MASK_FCVT_LU_S | MASK_RM, match_opcode, 0 },
-{"fcvt.lu.s", "64F", "d,S,m", MATCH_FCVT_LU_S, MASK_FCVT_LU_S, match_opcode, 0 },
-{"fcvt.s.l", "64F", "D,s", MATCH_FCVT_S_L | MASK_RM, MASK_FCVT_S_L | MASK_RM, match_opcode, 0 },
-{"fcvt.s.l", "64F", "D,s,m", MATCH_FCVT_S_L, MASK_FCVT_S_L, match_opcode, 0 },
-{"fcvt.s.lu", "64F", "D,s", MATCH_FCVT_S_LU | MASK_RM, MASK_FCVT_S_L | MASK_RM, match_opcode, 0 },
-{"fcvt.s.lu", "64F", "D,s,m", MATCH_FCVT_S_LU, MASK_FCVT_S_LU, match_opcode, 0 },
+{"frcsr", 0, INSN_CLASS_F, "d", MATCH_FRCSR, MASK_FRCSR, match_opcode, INSN_ALIAS },
+{"frsr", 0, INSN_CLASS_F, "d", MATCH_FRCSR, MASK_FRCSR, match_opcode, INSN_ALIAS },
+{"fscsr", 0, INSN_CLASS_F, "s", MATCH_FSCSR, MASK_FSCSR | MASK_RD, match_opcode, INSN_ALIAS },
+{"fscsr", 0, INSN_CLASS_F, "d,s", MATCH_FSCSR, MASK_FSCSR, match_opcode, INSN_ALIAS },
+{"fssr", 0, INSN_CLASS_F, "s", MATCH_FSCSR, MASK_FSCSR | MASK_RD, match_opcode, INSN_ALIAS },
+{"fssr", 0, INSN_CLASS_F, "d,s", MATCH_FSCSR, MASK_FSCSR, match_opcode, INSN_ALIAS },
+{"frrm", 0, INSN_CLASS_F, "d", MATCH_FRRM, MASK_FRRM, match_opcode, INSN_ALIAS },
+{"fsrm", 0, INSN_CLASS_F, "s", MATCH_FSRM, MASK_FSRM | MASK_RD, match_opcode, INSN_ALIAS },
+{"fsrm", 0, INSN_CLASS_F, "d,s", MATCH_FSRM, MASK_FSRM, match_opcode, INSN_ALIAS },
+{"fsrmi", 0, INSN_CLASS_F, "d,Z", MATCH_FSRMI, MASK_FSRMI, match_opcode, INSN_ALIAS },
+{"fsrmi", 0, INSN_CLASS_F, "Z", MATCH_FSRMI, MASK_FSRMI | MASK_RD, match_opcode, INSN_ALIAS },
+{"frflags", 0, INSN_CLASS_F, "d", MATCH_FRFLAGS, MASK_FRFLAGS, match_opcode, INSN_ALIAS },
+{"fsflags", 0, INSN_CLASS_F, "s", MATCH_FSFLAGS, MASK_FSFLAGS | MASK_RD, match_opcode, INSN_ALIAS },
+{"fsflags", 0, INSN_CLASS_F, "d,s", MATCH_FSFLAGS, MASK_FSFLAGS, match_opcode, INSN_ALIAS },
+{"fsflagsi", 0, INSN_CLASS_F, "d,Z", MATCH_FSFLAGSI, MASK_FSFLAGSI, match_opcode, INSN_ALIAS },
+{"fsflagsi", 0, INSN_CLASS_F, "Z", MATCH_FSFLAGSI, MASK_FSFLAGSI | MASK_RD, match_opcode, INSN_ALIAS },
+{"flw", 32, INSN_CLASS_F_AND_C, "D,Cm(Cc)", MATCH_C_FLWSP, MASK_C_FLWSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
+{"flw", 32, INSN_CLASS_F_AND_C, "CD,Ck(Cs)", MATCH_C_FLW, MASK_C_FLW, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
+{"flw", 0, INSN_CLASS_F, "D,o(s)", MATCH_FLW, MASK_FLW, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"flw", 0, INSN_CLASS_F, "D,A,s", 0, (int) M_FLW, match_never, INSN_MACRO },
+{"fsw", 32, INSN_CLASS_F_AND_C, "CT,CM(Cc)", MATCH_C_FSWSP, MASK_C_FSWSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
+{"fsw", 32, INSN_CLASS_F_AND_C, "CD,Ck(Cs)", MATCH_C_FSW, MASK_C_FSW, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
+{"fsw", 0, INSN_CLASS_F, "T,q(s)", MATCH_FSW, MASK_FSW, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"fsw", 0, INSN_CLASS_F, "T,A,s", 0, (int) M_FSW, match_never, INSN_MACRO },
+
+{"fmv.x.w", 0, INSN_CLASS_F, "d,S", MATCH_FMV_X_S, MASK_FMV_X_S, match_opcode, 0 },
+{"fmv.w.x", 0, INSN_CLASS_F, "D,s", MATCH_FMV_S_X, MASK_FMV_S_X, match_opcode, 0 },
+
+{"fmv.x.s", 0, INSN_CLASS_F, "d,S", MATCH_FMV_X_S, MASK_FMV_X_S, match_opcode, 0 },
+{"fmv.s.x", 0, INSN_CLASS_F, "D,s", MATCH_FMV_S_X, MASK_FMV_S_X, match_opcode, 0 },
+
+{"fmv.s", 0, INSN_CLASS_F, "D,U", MATCH_FSGNJ_S, MASK_FSGNJ_S, match_rs1_eq_rs2, INSN_ALIAS },
+{"fneg.s", 0, INSN_CLASS_F, "D,U", MATCH_FSGNJN_S, MASK_FSGNJN_S, match_rs1_eq_rs2, INSN_ALIAS },
+{"fabs.s", 0, INSN_CLASS_F, "D,U", MATCH_FSGNJX_S, MASK_FSGNJX_S, match_rs1_eq_rs2, INSN_ALIAS },
+{"fsgnj.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FSGNJ_S, MASK_FSGNJ_S, match_opcode, 0 },
+{"fsgnjn.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FSGNJN_S, MASK_FSGNJN_S, match_opcode, 0 },
+{"fsgnjx.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FSGNJX_S, MASK_FSGNJX_S, match_opcode, 0 },
+{"fadd.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FADD_S | MASK_RM, MASK_FADD_S | MASK_RM, match_opcode, 0 },
+{"fadd.s", 0, INSN_CLASS_F, "D,S,T,m", MATCH_FADD_S, MASK_FADD_S, match_opcode, 0 },
+{"fsub.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FSUB_S | MASK_RM, MASK_FSUB_S | MASK_RM, match_opcode, 0 },
+{"fsub.s", 0, INSN_CLASS_F, "D,S,T,m", MATCH_FSUB_S, MASK_FSUB_S, match_opcode, 0 },
+{"fmul.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FMUL_S | MASK_RM, MASK_FMUL_S | MASK_RM, match_opcode, 0 },
+{"fmul.s", 0, INSN_CLASS_F, "D,S,T,m", MATCH_FMUL_S, MASK_FMUL_S, match_opcode, 0 },
+{"fdiv.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FDIV_S | MASK_RM, MASK_FDIV_S | MASK_RM, match_opcode, 0 },
+{"fdiv.s", 0, INSN_CLASS_F, "D,S,T,m", MATCH_FDIV_S, MASK_FDIV_S, match_opcode, 0 },
+{"fsqrt.s", 0, INSN_CLASS_F, "D,S", MATCH_FSQRT_S | MASK_RM, MASK_FSQRT_S | MASK_RM, match_opcode, 0 },
+{"fsqrt.s", 0, INSN_CLASS_F, "D,S,m", MATCH_FSQRT_S, MASK_FSQRT_S, match_opcode, 0 },
+{"fmin.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FMIN_S, MASK_FMIN_S, match_opcode, 0 },
+{"fmax.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FMAX_S, MASK_FMAX_S, match_opcode, 0 },
+{"fmadd.s", 0, INSN_CLASS_F, "D,S,T,R", MATCH_FMADD_S | MASK_RM, MASK_FMADD_S | MASK_RM, match_opcode, 0 },
+{"fmadd.s", 0, INSN_CLASS_F, "D,S,T,R,m", MATCH_FMADD_S, MASK_FMADD_S, match_opcode, 0 },
+{"fnmadd.s", 0, INSN_CLASS_F, "D,S,T,R", MATCH_FNMADD_S | MASK_RM, MASK_FNMADD_S | MASK_RM, match_opcode, 0 },
+{"fnmadd.s", 0, INSN_CLASS_F, "D,S,T,R,m", MATCH_FNMADD_S, MASK_FNMADD_S, match_opcode, 0 },
+{"fmsub.s", 0, INSN_CLASS_F, "D,S,T,R", MATCH_FMSUB_S | MASK_RM, MASK_FMSUB_S | MASK_RM, match_opcode, 0 },
+{"fmsub.s", 0, INSN_CLASS_F, "D,S,T,R,m", MATCH_FMSUB_S, MASK_FMSUB_S, match_opcode, 0 },
+{"fnmsub.s", 0, INSN_CLASS_F, "D,S,T,R", MATCH_FNMSUB_S | MASK_RM, MASK_FNMSUB_S | MASK_RM, match_opcode, 0 },
+{"fnmsub.s", 0, INSN_CLASS_F, "D,S,T,R,m", MATCH_FNMSUB_S, MASK_FNMSUB_S, match_opcode, 0 },
+{"fcvt.w.s", 0, INSN_CLASS_F, "d,S", MATCH_FCVT_W_S | MASK_RM, MASK_FCVT_W_S | MASK_RM, match_opcode, 0 },
+{"fcvt.w.s", 0, INSN_CLASS_F, "d,S,m", MATCH_FCVT_W_S, MASK_FCVT_W_S, match_opcode, 0 },
+{"fcvt.wu.s", 0, INSN_CLASS_F, "d,S", MATCH_FCVT_WU_S | MASK_RM, MASK_FCVT_WU_S | MASK_RM, match_opcode, 0 },
+{"fcvt.wu.s", 0, INSN_CLASS_F, "d,S,m", MATCH_FCVT_WU_S, MASK_FCVT_WU_S, match_opcode, 0 },
+{"fcvt.s.w", 0, INSN_CLASS_F, "D,s", MATCH_FCVT_S_W | MASK_RM, MASK_FCVT_S_W | MASK_RM, match_opcode, 0 },
+{"fcvt.s.w", 0, INSN_CLASS_F, "D,s,m", MATCH_FCVT_S_W, MASK_FCVT_S_W, match_opcode, 0 },
+{"fcvt.s.wu", 0, INSN_CLASS_F, "D,s", MATCH_FCVT_S_WU | MASK_RM, MASK_FCVT_S_W | MASK_RM, match_opcode, 0 },
+{"fcvt.s.wu", 0, INSN_CLASS_F, "D,s,m", MATCH_FCVT_S_WU, MASK_FCVT_S_WU, match_opcode, 0 },
+{"fclass.s", 0, INSN_CLASS_F, "d,S", MATCH_FCLASS_S, MASK_FCLASS_S, match_opcode, 0 },
+{"feq.s", 0, INSN_CLASS_F, "d,S,T", MATCH_FEQ_S, MASK_FEQ_S, match_opcode, 0 },
+{"flt.s", 0, INSN_CLASS_F, "d,S,T", MATCH_FLT_S, MASK_FLT_S, match_opcode, 0 },
+{"fle.s", 0, INSN_CLASS_F, "d,S,T", MATCH_FLE_S, MASK_FLE_S, match_opcode, 0 },
+{"fgt.s", 0, INSN_CLASS_F, "d,T,S", MATCH_FLT_S, MASK_FLT_S, match_opcode, 0 },
+{"fge.s", 0, INSN_CLASS_F, "d,T,S", MATCH_FLE_S, MASK_FLE_S, match_opcode, 0 },
+{"fcvt.l.s", 64, INSN_CLASS_F, "d,S", MATCH_FCVT_L_S | MASK_RM, MASK_FCVT_L_S | MASK_RM, match_opcode, 0 },
+{"fcvt.l.s", 64, INSN_CLASS_F, "d,S,m", MATCH_FCVT_L_S, MASK_FCVT_L_S, match_opcode, 0 },
+{"fcvt.lu.s", 64, INSN_CLASS_F, "d,S", MATCH_FCVT_LU_S | MASK_RM, MASK_FCVT_LU_S | MASK_RM, match_opcode, 0 },
+{"fcvt.lu.s", 64, INSN_CLASS_F, "d,S,m", MATCH_FCVT_LU_S, MASK_FCVT_LU_S, match_opcode, 0 },
+{"fcvt.s.l", 64, INSN_CLASS_F, "D,s", MATCH_FCVT_S_L | MASK_RM, MASK_FCVT_S_L | MASK_RM, match_opcode, 0 },
+{"fcvt.s.l", 64, INSN_CLASS_F, "D,s,m", MATCH_FCVT_S_L, MASK_FCVT_S_L, match_opcode, 0 },
+{"fcvt.s.lu", 64, INSN_CLASS_F, "D,s", MATCH_FCVT_S_LU | MASK_RM, MASK_FCVT_S_L | MASK_RM, match_opcode, 0 },
+{"fcvt.s.lu", 64, INSN_CLASS_F, "D,s,m", MATCH_FCVT_S_LU, MASK_FCVT_S_LU, match_opcode, 0 },
/* Double-precision floating-point instruction subset */
-{"fld", "C", "D,Cn(Cc)", MATCH_C_FLDSP, MASK_C_FLDSP, match_opcode, INSN_ALIAS },
-{"fld", "C", "CD,Cl(Cs)", MATCH_C_FLD, MASK_C_FLD, match_opcode, INSN_ALIAS },
-{"fld", "D", "D,o(s)", MATCH_FLD, MASK_FLD, match_opcode, 0 },
-{"fld", "D", "D,A,s", 0, (int) M_FLD, match_never, INSN_MACRO },
-{"fsd", "C", "CT,CN(Cc)", MATCH_C_FSDSP, MASK_C_FSDSP, match_opcode, INSN_ALIAS },
-{"fsd", "C", "CD,Cl(Cs)", MATCH_C_FSD, MASK_C_FSD, match_opcode, INSN_ALIAS },
-{"fsd", "D", "T,q(s)", MATCH_FSD, MASK_FSD, match_opcode, 0 },
-{"fsd", "D", "T,A,s", 0, (int) M_FSD, match_never, INSN_MACRO },
-{"fmv.d", "D", "D,U", MATCH_FSGNJ_D, MASK_FSGNJ_D, match_rs1_eq_rs2, INSN_ALIAS },
-{"fneg.d", "D", "D,U", MATCH_FSGNJN_D, MASK_FSGNJN_D, match_rs1_eq_rs2, INSN_ALIAS },
-{"fabs.d", "D", "D,U", MATCH_FSGNJX_D, MASK_FSGNJX_D, match_rs1_eq_rs2, INSN_ALIAS },
-{"fsgnj.d", "D", "D,S,T", MATCH_FSGNJ_D, MASK_FSGNJ_D, match_opcode, 0 },
-{"fsgnjn.d", "D", "D,S,T", MATCH_FSGNJN_D, MASK_FSGNJN_D, match_opcode, 0 },
-{"fsgnjx.d", "D", "D,S,T", MATCH_FSGNJX_D, MASK_FSGNJX_D, match_opcode, 0 },
-{"fadd.d", "D", "D,S,T", MATCH_FADD_D | MASK_RM, MASK_FADD_D | MASK_RM, match_opcode, 0 },
-{"fadd.d", "D", "D,S,T,m", MATCH_FADD_D, MASK_FADD_D, match_opcode, 0 },
-{"fsub.d", "D", "D,S,T", MATCH_FSUB_D | MASK_RM, MASK_FSUB_D | MASK_RM, match_opcode, 0 },
-{"fsub.d", "D", "D,S,T,m", MATCH_FSUB_D, MASK_FSUB_D, match_opcode, 0 },
-{"fmul.d", "D", "D,S,T", MATCH_FMUL_D | MASK_RM, MASK_FMUL_D | MASK_RM, match_opcode, 0 },
-{"fmul.d", "D", "D,S,T,m", MATCH_FMUL_D, MASK_FMUL_D, match_opcode, 0 },
-{"fdiv.d", "D", "D,S,T", MATCH_FDIV_D | MASK_RM, MASK_FDIV_D | MASK_RM, match_opcode, 0 },
-{"fdiv.d", "D", "D,S,T,m", MATCH_FDIV_D, MASK_FDIV_D, match_opcode, 0 },
-{"fsqrt.d", "D", "D,S", MATCH_FSQRT_D | MASK_RM, MASK_FSQRT_D | MASK_RM, match_opcode, 0 },
-{"fsqrt.d", "D", "D,S,m", MATCH_FSQRT_D, MASK_FSQRT_D, match_opcode, 0 },
-{"fmin.d", "D", "D,S,T", MATCH_FMIN_D, MASK_FMIN_D, match_opcode, 0 },
-{"fmax.d", "D", "D,S,T", MATCH_FMAX_D, MASK_FMAX_D, match_opcode, 0 },
-{"fmadd.d", "D", "D,S,T,R", MATCH_FMADD_D | MASK_RM, MASK_FMADD_D | MASK_RM, match_opcode, 0 },
-{"fmadd.d", "D", "D,S,T,R,m", MATCH_FMADD_D, MASK_FMADD_D, match_opcode, 0 },
-{"fnmadd.d", "D", "D,S,T,R", MATCH_FNMADD_D | MASK_RM, MASK_FNMADD_D | MASK_RM, match_opcode, 0 },
-{"fnmadd.d", "D", "D,S,T,R,m", MATCH_FNMADD_D, MASK_FNMADD_D, match_opcode, 0 },
-{"fmsub.d", "D", "D,S,T,R", MATCH_FMSUB_D | MASK_RM, MASK_FMSUB_D | MASK_RM, match_opcode, 0 },
-{"fmsub.d", "D", "D,S,T,R,m", MATCH_FMSUB_D, MASK_FMSUB_D, match_opcode, 0 },
-{"fnmsub.d", "D", "D,S,T,R", MATCH_FNMSUB_D | MASK_RM, MASK_FNMSUB_D | MASK_RM, match_opcode, 0 },
-{"fnmsub.d", "D", "D,S,T,R,m", MATCH_FNMSUB_D, MASK_FNMSUB_D, match_opcode, 0 },
-{"fcvt.w.d", "D", "d,S", MATCH_FCVT_W_D | MASK_RM, MASK_FCVT_W_D | MASK_RM, match_opcode, 0 },
-{"fcvt.w.d", "D", "d,S,m", MATCH_FCVT_W_D, MASK_FCVT_W_D, match_opcode, 0 },
-{"fcvt.wu.d", "D", "d,S", MATCH_FCVT_WU_D | MASK_RM, MASK_FCVT_WU_D | MASK_RM, match_opcode, 0 },
-{"fcvt.wu.d", "D", "d,S,m", MATCH_FCVT_WU_D, MASK_FCVT_WU_D, match_opcode, 0 },
-{"fcvt.d.w", "D", "D,s", MATCH_FCVT_D_W, MASK_FCVT_D_W | MASK_RM, match_opcode, 0 },
-{"fcvt.d.wu", "D", "D,s", MATCH_FCVT_D_WU, MASK_FCVT_D_WU | MASK_RM, match_opcode, 0 },
-{"fcvt.d.s", "D", "D,S", MATCH_FCVT_D_S, MASK_FCVT_D_S | MASK_RM, match_opcode, 0 },
-{"fcvt.s.d", "D", "D,S", MATCH_FCVT_S_D | MASK_RM, MASK_FCVT_S_D | MASK_RM, match_opcode, 0 },
-{"fcvt.s.d", "D", "D,S,m", MATCH_FCVT_S_D, MASK_FCVT_S_D, match_opcode, 0 },
-{"fclass.d", "D", "d,S", MATCH_FCLASS_D, MASK_FCLASS_D, match_opcode, 0 },
-{"feq.d", "D", "d,S,T", MATCH_FEQ_D, MASK_FEQ_D, match_opcode, 0 },
-{"flt.d", "D", "d,S,T", MATCH_FLT_D, MASK_FLT_D, match_opcode, 0 },
-{"fle.d", "D", "d,S,T", MATCH_FLE_D, MASK_FLE_D, match_opcode, 0 },
-{"fgt.d", "D", "d,T,S", MATCH_FLT_D, MASK_FLT_D, match_opcode, 0 },
-{"fge.d", "D", "d,T,S", MATCH_FLE_D, MASK_FLE_D, match_opcode, 0 },
-{"fmv.x.d", "64D", "d,S", MATCH_FMV_X_D, MASK_FMV_X_D, match_opcode, 0 },
-{"fmv.d.x", "64D", "D,s", MATCH_FMV_D_X, MASK_FMV_D_X, match_opcode, 0 },
-{"fcvt.l.d", "64D", "d,S", MATCH_FCVT_L_D | MASK_RM, MASK_FCVT_L_D | MASK_RM, match_opcode, 0 },
-{"fcvt.l.d", "64D", "d,S,m", MATCH_FCVT_L_D, MASK_FCVT_L_D, match_opcode, 0 },
-{"fcvt.lu.d", "64D", "d,S", MATCH_FCVT_LU_D | MASK_RM, MASK_FCVT_LU_D | MASK_RM, match_opcode, 0 },
-{"fcvt.lu.d", "64D", "d,S,m", MATCH_FCVT_LU_D, MASK_FCVT_LU_D, match_opcode, 0 },
-{"fcvt.d.l", "64D", "D,s", MATCH_FCVT_D_L | MASK_RM, MASK_FCVT_D_L | MASK_RM, match_opcode, 0 },
-{"fcvt.d.l", "64D", "D,s,m", MATCH_FCVT_D_L, MASK_FCVT_D_L, match_opcode, 0 },
-{"fcvt.d.lu", "64D", "D,s", MATCH_FCVT_D_LU | MASK_RM, MASK_FCVT_D_L | MASK_RM, match_opcode, 0 },
-{"fcvt.d.lu", "64D", "D,s,m", MATCH_FCVT_D_LU, MASK_FCVT_D_LU, match_opcode, 0 },
+{"fld", 0, INSN_CLASS_D_AND_C, "D,Cn(Cc)", MATCH_C_FLDSP, MASK_C_FLDSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
+{"fld", 0, INSN_CLASS_D_AND_C, "CD,Cl(Cs)", MATCH_C_FLD, MASK_C_FLD, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
+{"fld", 0, INSN_CLASS_D, "D,o(s)", MATCH_FLD, MASK_FLD, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"fld", 0, INSN_CLASS_D, "D,A,s", 0, (int) M_FLD, match_never, INSN_MACRO },
+{"fsd", 0, INSN_CLASS_D_AND_C, "CT,CN(Cc)", MATCH_C_FSDSP, MASK_C_FSDSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
+{"fsd", 0, INSN_CLASS_D_AND_C, "CD,Cl(Cs)", MATCH_C_FSD, MASK_C_FSD, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
+{"fsd", 0, INSN_CLASS_D, "T,q(s)", MATCH_FSD, MASK_FSD, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"fsd", 0, INSN_CLASS_D, "T,A,s", 0, (int) M_FSD, match_never, INSN_MACRO },
+{"fmv.d", 0, INSN_CLASS_D, "D,U", MATCH_FSGNJ_D, MASK_FSGNJ_D, match_rs1_eq_rs2, INSN_ALIAS },
+{"fneg.d", 0, INSN_CLASS_D, "D,U", MATCH_FSGNJN_D, MASK_FSGNJN_D, match_rs1_eq_rs2, INSN_ALIAS },
+{"fabs.d", 0, INSN_CLASS_D, "D,U", MATCH_FSGNJX_D, MASK_FSGNJX_D, match_rs1_eq_rs2, INSN_ALIAS },
+{"fsgnj.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FSGNJ_D, MASK_FSGNJ_D, match_opcode, 0 },
+{"fsgnjn.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FSGNJN_D, MASK_FSGNJN_D, match_opcode, 0 },
+{"fsgnjx.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FSGNJX_D, MASK_FSGNJX_D, match_opcode, 0 },
+{"fadd.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FADD_D | MASK_RM, MASK_FADD_D | MASK_RM, match_opcode, 0 },
+{"fadd.d", 0, INSN_CLASS_D, "D,S,T,m", MATCH_FADD_D, MASK_FADD_D, match_opcode, 0 },
+{"fsub.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FSUB_D | MASK_RM, MASK_FSUB_D | MASK_RM, match_opcode, 0 },
+{"fsub.d", 0, INSN_CLASS_D, "D,S,T,m", MATCH_FSUB_D, MASK_FSUB_D, match_opcode, 0 },
+{"fmul.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FMUL_D | MASK_RM, MASK_FMUL_D | MASK_RM, match_opcode, 0 },
+{"fmul.d", 0, INSN_CLASS_D, "D,S,T,m", MATCH_FMUL_D, MASK_FMUL_D, match_opcode, 0 },
+{"fdiv.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FDIV_D | MASK_RM, MASK_FDIV_D | MASK_RM, match_opcode, 0 },
+{"fdiv.d", 0, INSN_CLASS_D, "D,S,T,m", MATCH_FDIV_D, MASK_FDIV_D, match_opcode, 0 },
+{"fsqrt.d", 0, INSN_CLASS_D, "D,S", MATCH_FSQRT_D | MASK_RM, MASK_FSQRT_D | MASK_RM, match_opcode, 0 },
+{"fsqrt.d", 0, INSN_CLASS_D, "D,S,m", MATCH_FSQRT_D, MASK_FSQRT_D, match_opcode, 0 },
+{"fmin.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FMIN_D, MASK_FMIN_D, match_opcode, 0 },
+{"fmax.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FMAX_D, MASK_FMAX_D, match_opcode, 0 },
+{"fmadd.d", 0, INSN_CLASS_D, "D,S,T,R", MATCH_FMADD_D | MASK_RM, MASK_FMADD_D | MASK_RM, match_opcode, 0 },
+{"fmadd.d", 0, INSN_CLASS_D, "D,S,T,R,m", MATCH_FMADD_D, MASK_FMADD_D, match_opcode, 0 },
+{"fnmadd.d", 0, INSN_CLASS_D, "D,S,T,R", MATCH_FNMADD_D | MASK_RM, MASK_FNMADD_D | MASK_RM, match_opcode, 0 },
+{"fnmadd.d", 0, INSN_CLASS_D, "D,S,T,R,m", MATCH_FNMADD_D, MASK_FNMADD_D, match_opcode, 0 },
+{"fmsub.d", 0, INSN_CLASS_D, "D,S,T,R", MATCH_FMSUB_D | MASK_RM, MASK_FMSUB_D | MASK_RM, match_opcode, 0 },
+{"fmsub.d", 0, INSN_CLASS_D, "D,S,T,R,m", MATCH_FMSUB_D, MASK_FMSUB_D, match_opcode, 0 },
+{"fnmsub.d", 0, INSN_CLASS_D, "D,S,T,R", MATCH_FNMSUB_D | MASK_RM, MASK_FNMSUB_D | MASK_RM, match_opcode, 0 },
+{"fnmsub.d", 0, INSN_CLASS_D, "D,S,T,R,m", MATCH_FNMSUB_D, MASK_FNMSUB_D, match_opcode, 0 },
+{"fcvt.w.d", 0, INSN_CLASS_D, "d,S", MATCH_FCVT_W_D | MASK_RM, MASK_FCVT_W_D | MASK_RM, match_opcode, 0 },
+{"fcvt.w.d", 0, INSN_CLASS_D, "d,S,m", MATCH_FCVT_W_D, MASK_FCVT_W_D, match_opcode, 0 },
+{"fcvt.wu.d", 0, INSN_CLASS_D, "d,S", MATCH_FCVT_WU_D | MASK_RM, MASK_FCVT_WU_D | MASK_RM, match_opcode, 0 },
+{"fcvt.wu.d", 0, INSN_CLASS_D, "d,S,m", MATCH_FCVT_WU_D, MASK_FCVT_WU_D, match_opcode, 0 },
+{"fcvt.d.w", 0, INSN_CLASS_D, "D,s", MATCH_FCVT_D_W, MASK_FCVT_D_W | MASK_RM, match_opcode, 0 },
+{"fcvt.d.wu", 0, INSN_CLASS_D, "D,s", MATCH_FCVT_D_WU, MASK_FCVT_D_WU | MASK_RM, match_opcode, 0 },
+{"fcvt.d.s", 0, INSN_CLASS_D, "D,S", MATCH_FCVT_D_S, MASK_FCVT_D_S | MASK_RM, match_opcode, 0 },
+{"fcvt.s.d", 0, INSN_CLASS_D, "D,S", MATCH_FCVT_S_D | MASK_RM, MASK_FCVT_S_D | MASK_RM, match_opcode, 0 },
+{"fcvt.s.d", 0, INSN_CLASS_D, "D,S,m", MATCH_FCVT_S_D, MASK_FCVT_S_D, match_opcode, 0 },
+{"fclass.d", 0, INSN_CLASS_D, "d,S", MATCH_FCLASS_D, MASK_FCLASS_D, match_opcode, 0 },
+{"feq.d", 0, INSN_CLASS_D, "d,S,T", MATCH_FEQ_D, MASK_FEQ_D, match_opcode, 0 },
+{"flt.d", 0, INSN_CLASS_D, "d,S,T", MATCH_FLT_D, MASK_FLT_D, match_opcode, 0 },
+{"fle.d", 0, INSN_CLASS_D, "d,S,T", MATCH_FLE_D, MASK_FLE_D, match_opcode, 0 },
+{"fgt.d", 0, INSN_CLASS_D, "d,T,S", MATCH_FLT_D, MASK_FLT_D, match_opcode, 0 },
+{"fge.d", 0, INSN_CLASS_D, "d,T,S", MATCH_FLE_D, MASK_FLE_D, match_opcode, 0 },
+{"fmv.x.d", 64, INSN_CLASS_D, "d,S", MATCH_FMV_X_D, MASK_FMV_X_D, match_opcode, 0 },
+{"fmv.d.x", 64, INSN_CLASS_D, "D,s", MATCH_FMV_D_X, MASK_FMV_D_X, match_opcode, 0 },
+{"fcvt.l.d", 64, INSN_CLASS_D, "d,S", MATCH_FCVT_L_D | MASK_RM, MASK_FCVT_L_D | MASK_RM, match_opcode, 0 },
+{"fcvt.l.d", 64, INSN_CLASS_D, "d,S,m", MATCH_FCVT_L_D, MASK_FCVT_L_D, match_opcode, 0 },
+{"fcvt.lu.d", 64, INSN_CLASS_D, "d,S", MATCH_FCVT_LU_D | MASK_RM, MASK_FCVT_LU_D | MASK_RM, match_opcode, 0 },
+{"fcvt.lu.d", 64, INSN_CLASS_D, "d,S,m", MATCH_FCVT_LU_D, MASK_FCVT_LU_D, match_opcode, 0 },
+{"fcvt.d.l", 64, INSN_CLASS_D, "D,s", MATCH_FCVT_D_L | MASK_RM, MASK_FCVT_D_L | MASK_RM, match_opcode, 0 },
+{"fcvt.d.l", 64, INSN_CLASS_D, "D,s,m", MATCH_FCVT_D_L, MASK_FCVT_D_L, match_opcode, 0 },
+{"fcvt.d.lu", 64, INSN_CLASS_D, "D,s", MATCH_FCVT_D_LU | MASK_RM, MASK_FCVT_D_L | MASK_RM, match_opcode, 0 },
+{"fcvt.d.lu", 64, INSN_CLASS_D, "D,s,m", MATCH_FCVT_D_LU, MASK_FCVT_D_LU, match_opcode, 0 },
/* Quad-precision floating-point instruction subset */
-{"flq", "Q", "D,o(s)", MATCH_FLQ, MASK_FLQ, match_opcode, 0 },
-{"flq", "Q", "D,A,s", 0, (int) M_FLQ, match_never, INSN_MACRO },
-{"fsq", "Q", "T,q(s)", MATCH_FSQ, MASK_FSQ, match_opcode, 0 },
-{"fsq", "Q", "T,A,s", 0, (int) M_FSQ, match_never, INSN_MACRO },
-{"fmv.q", "Q", "D,U", MATCH_FSGNJ_Q, MASK_FSGNJ_Q, match_rs1_eq_rs2, INSN_ALIAS },
-{"fneg.q", "Q", "D,U", MATCH_FSGNJN_Q, MASK_FSGNJN_Q, match_rs1_eq_rs2, INSN_ALIAS },
-{"fabs.q", "Q", "D,U", MATCH_FSGNJX_Q, MASK_FSGNJX_Q, match_rs1_eq_rs2, INSN_ALIAS },
-{"fsgnj.q", "Q", "D,S,T", MATCH_FSGNJ_Q, MASK_FSGNJ_Q, match_opcode, 0 },
-{"fsgnjn.q", "Q", "D,S,T", MATCH_FSGNJN_Q, MASK_FSGNJN_Q, match_opcode, 0 },
-{"fsgnjx.q", "Q", "D,S,T", MATCH_FSGNJX_Q, MASK_FSGNJX_Q, match_opcode, 0 },
-{"fadd.q", "Q", "D,S,T", MATCH_FADD_Q | MASK_RM, MASK_FADD_Q | MASK_RM, match_opcode, 0 },
-{"fadd.q", "Q", "D,S,T,m", MATCH_FADD_Q, MASK_FADD_Q, match_opcode, 0 },
-{"fsub.q", "Q", "D,S,T", MATCH_FSUB_Q | MASK_RM, MASK_FSUB_Q | MASK_RM, match_opcode, 0 },
-{"fsub.q", "Q", "D,S,T,m", MATCH_FSUB_Q, MASK_FSUB_Q, match_opcode, 0 },
-{"fmul.q", "Q", "D,S,T", MATCH_FMUL_Q | MASK_RM, MASK_FMUL_Q | MASK_RM, match_opcode, 0 },
-{"fmul.q", "Q", "D,S,T,m", MATCH_FMUL_Q, MASK_FMUL_Q, match_opcode, 0 },
-{"fdiv.q", "Q", "D,S,T", MATCH_FDIV_Q | MASK_RM, MASK_FDIV_Q | MASK_RM, match_opcode, 0 },
-{"fdiv.q", "Q", "D,S,T,m", MATCH_FDIV_Q, MASK_FDIV_Q, match_opcode, 0 },
-{"fsqrt.q", "Q", "D,S", MATCH_FSQRT_Q | MASK_RM, MASK_FSQRT_Q | MASK_RM, match_opcode, 0 },
-{"fsqrt.q", "Q", "D,S,m", MATCH_FSQRT_Q, MASK_FSQRT_Q, match_opcode, 0 },
-{"fmin.q", "Q", "D,S,T", MATCH_FMIN_Q, MASK_FMIN_Q, match_opcode, 0 },
-{"fmax.q", "Q", "D,S,T", MATCH_FMAX_Q, MASK_FMAX_Q, match_opcode, 0 },
-{"fmadd.q", "Q", "D,S,T,R", MATCH_FMADD_Q | MASK_RM, MASK_FMADD_Q | MASK_RM, match_opcode, 0 },
-{"fmadd.q", "Q", "D,S,T,R,m", MATCH_FMADD_Q, MASK_FMADD_Q, match_opcode, 0 },
-{"fnmadd.q", "Q", "D,S,T,R", MATCH_FNMADD_Q | MASK_RM, MASK_FNMADD_Q | MASK_RM, match_opcode, 0 },
-{"fnmadd.q", "Q", "D,S,T,R,m", MATCH_FNMADD_Q, MASK_FNMADD_Q, match_opcode, 0 },
-{"fmsub.q", "Q", "D,S,T,R", MATCH_FMSUB_Q | MASK_RM, MASK_FMSUB_Q | MASK_RM, match_opcode, 0 },
-{"fmsub.q", "Q", "D,S,T,R,m", MATCH_FMSUB_Q, MASK_FMSUB_Q, match_opcode, 0 },
-{"fnmsub.q", "Q", "D,S,T,R", MATCH_FNMSUB_Q | MASK_RM, MASK_FNMSUB_Q | MASK_RM, match_opcode, 0 },
-{"fnmsub.q", "Q", "D,S,T,R,m", MATCH_FNMSUB_Q, MASK_FNMSUB_Q, match_opcode, 0 },
-{"fcvt.w.q", "Q", "d,S", MATCH_FCVT_W_Q | MASK_RM, MASK_FCVT_W_Q | MASK_RM, match_opcode, 0 },
-{"fcvt.w.q", "Q", "d,S,m", MATCH_FCVT_W_Q, MASK_FCVT_W_Q, match_opcode, 0 },
-{"fcvt.wu.q", "Q", "d,S", MATCH_FCVT_WU_Q | MASK_RM, MASK_FCVT_WU_Q | MASK_RM, match_opcode, 0 },
-{"fcvt.wu.q", "Q", "d,S,m", MATCH_FCVT_WU_Q, MASK_FCVT_WU_Q, match_opcode, 0 },
-{"fcvt.q.w", "Q", "D,s", MATCH_FCVT_Q_W, MASK_FCVT_Q_W | MASK_RM, match_opcode, 0 },
-{"fcvt.q.wu", "Q", "D,s", MATCH_FCVT_Q_WU, MASK_FCVT_Q_WU | MASK_RM, match_opcode, 0 },
-{"fcvt.q.s", "Q", "D,S", MATCH_FCVT_Q_S, MASK_FCVT_Q_S | MASK_RM, match_opcode, 0 },
-{"fcvt.q.d", "Q", "D,S", MATCH_FCVT_Q_D, MASK_FCVT_Q_D | MASK_RM, match_opcode, 0 },
-{"fcvt.s.q", "Q", "D,S", MATCH_FCVT_S_Q | MASK_RM, MASK_FCVT_S_Q | MASK_RM, match_opcode, 0 },
-{"fcvt.s.q", "Q", "D,S,m", MATCH_FCVT_S_Q, MASK_FCVT_S_Q, match_opcode, 0 },
-{"fcvt.d.q", "Q", "D,S", MATCH_FCVT_D_Q | MASK_RM, MASK_FCVT_D_Q | MASK_RM, match_opcode, 0 },
-{"fcvt.d.q", "Q", "D,S,m", MATCH_FCVT_D_Q, MASK_FCVT_D_Q, match_opcode, 0 },
-{"fclass.q", "Q", "d,S", MATCH_FCLASS_Q, MASK_FCLASS_Q, match_opcode, 0 },
-{"feq.q", "Q", "d,S,T", MATCH_FEQ_Q, MASK_FEQ_Q, match_opcode, 0 },
-{"flt.q", "Q", "d,S,T", MATCH_FLT_Q, MASK_FLT_Q, match_opcode, 0 },
-{"fle.q", "Q", "d,S,T", MATCH_FLE_Q, MASK_FLE_Q, match_opcode, 0 },
-{"fgt.q", "Q", "d,T,S", MATCH_FLT_Q, MASK_FLT_Q, match_opcode, 0 },
-{"fge.q", "Q", "d,T,S", MATCH_FLE_Q, MASK_FLE_Q, match_opcode, 0 },
-{"fmv.x.q", "64Q", "d,S", MATCH_FMV_X_Q, MASK_FMV_X_Q, match_opcode, 0 },
-{"fmv.q.x", "64Q", "D,s", MATCH_FMV_Q_X, MASK_FMV_Q_X, match_opcode, 0 },
-{"fcvt.l.q", "64Q", "d,S", MATCH_FCVT_L_Q | MASK_RM, MASK_FCVT_L_Q | MASK_RM, match_opcode, 0 },
-{"fcvt.l.q", "64Q", "d,S,m", MATCH_FCVT_L_Q, MASK_FCVT_L_Q, match_opcode, 0 },
-{"fcvt.lu.q", "64Q", "d,S", MATCH_FCVT_LU_Q | MASK_RM, MASK_FCVT_LU_Q | MASK_RM, match_opcode, 0 },
-{"fcvt.lu.q", "64Q", "d,S,m", MATCH_FCVT_LU_Q, MASK_FCVT_LU_Q, match_opcode, 0 },
-{"fcvt.q.l", "64Q", "D,s", MATCH_FCVT_Q_L | MASK_RM, MASK_FCVT_Q_L | MASK_RM, match_opcode, 0 },
-{"fcvt.q.l", "64Q", "D,s,m", MATCH_FCVT_Q_L, MASK_FCVT_Q_L, match_opcode, 0 },
-{"fcvt.q.lu", "64Q", "D,s", MATCH_FCVT_Q_LU | MASK_RM, MASK_FCVT_Q_L | MASK_RM, match_opcode, 0 },
-{"fcvt.q.lu", "64Q", "D,s,m", MATCH_FCVT_Q_LU, MASK_FCVT_Q_LU, match_opcode, 0 },
+{"flq", 0, INSN_CLASS_Q, "D,o(s)", MATCH_FLQ, MASK_FLQ, match_opcode, INSN_DREF|INSN_16_BYTE },
+{"flq", 0, INSN_CLASS_Q, "D,A,s", 0, (int) M_FLQ, match_never, INSN_MACRO },
+{"fsq", 0, INSN_CLASS_Q, "T,q(s)", MATCH_FSQ, MASK_FSQ, match_opcode, INSN_DREF|INSN_16_BYTE },
+{"fsq", 0, INSN_CLASS_Q, "T,A,s", 0, (int) M_FSQ, match_never, INSN_MACRO },
+{"fmv.q", 0, INSN_CLASS_Q, "D,U", MATCH_FSGNJ_Q, MASK_FSGNJ_Q, match_rs1_eq_rs2, INSN_ALIAS },
+{"fneg.q", 0, INSN_CLASS_Q, "D,U", MATCH_FSGNJN_Q, MASK_FSGNJN_Q, match_rs1_eq_rs2, INSN_ALIAS },
+{"fabs.q", 0, INSN_CLASS_Q, "D,U", MATCH_FSGNJX_Q, MASK_FSGNJX_Q, match_rs1_eq_rs2, INSN_ALIAS },
+{"fsgnj.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FSGNJ_Q, MASK_FSGNJ_Q, match_opcode, 0 },
+{"fsgnjn.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FSGNJN_Q, MASK_FSGNJN_Q, match_opcode, 0 },
+{"fsgnjx.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FSGNJX_Q, MASK_FSGNJX_Q, match_opcode, 0 },
+{"fadd.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FADD_Q | MASK_RM, MASK_FADD_Q | MASK_RM, match_opcode, 0 },
+{"fadd.q", 0, INSN_CLASS_Q, "D,S,T,m", MATCH_FADD_Q, MASK_FADD_Q, match_opcode, 0 },
+{"fsub.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FSUB_Q | MASK_RM, MASK_FSUB_Q | MASK_RM, match_opcode, 0 },
+{"fsub.q", 0, INSN_CLASS_Q, "D,S,T,m", MATCH_FSUB_Q, MASK_FSUB_Q, match_opcode, 0 },
+{"fmul.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FMUL_Q | MASK_RM, MASK_FMUL_Q | MASK_RM, match_opcode, 0 },
+{"fmul.q", 0, INSN_CLASS_Q, "D,S,T,m", MATCH_FMUL_Q, MASK_FMUL_Q, match_opcode, 0 },
+{"fdiv.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FDIV_Q | MASK_RM, MASK_FDIV_Q | MASK_RM, match_opcode, 0 },
+{"fdiv.q", 0, INSN_CLASS_Q, "D,S,T,m", MATCH_FDIV_Q, MASK_FDIV_Q, match_opcode, 0 },
+{"fsqrt.q", 0, INSN_CLASS_Q, "D,S", MATCH_FSQRT_Q | MASK_RM, MASK_FSQRT_Q | MASK_RM, match_opcode, 0 },
+{"fsqrt.q", 0, INSN_CLASS_Q, "D,S,m", MATCH_FSQRT_Q, MASK_FSQRT_Q, match_opcode, 0 },
+{"fmin.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FMIN_Q, MASK_FMIN_Q, match_opcode, 0 },
+{"fmax.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FMAX_Q, MASK_FMAX_Q, match_opcode, 0 },
+{"fmadd.q", 0, INSN_CLASS_Q, "D,S,T,R", MATCH_FMADD_Q | MASK_RM, MASK_FMADD_Q | MASK_RM, match_opcode, 0 },
+{"fmadd.q", 0, INSN_CLASS_Q, "D,S,T,R,m", MATCH_FMADD_Q, MASK_FMADD_Q, match_opcode, 0 },
+{"fnmadd.q", 0, INSN_CLASS_Q, "D,S,T,R", MATCH_FNMADD_Q | MASK_RM, MASK_FNMADD_Q | MASK_RM, match_opcode, 0 },
+{"fnmadd.q", 0, INSN_CLASS_Q, "D,S,T,R,m", MATCH_FNMADD_Q, MASK_FNMADD_Q, match_opcode, 0 },
+{"fmsub.q", 0, INSN_CLASS_Q, "D,S,T,R", MATCH_FMSUB_Q | MASK_RM, MASK_FMSUB_Q | MASK_RM, match_opcode, 0 },
+{"fmsub.q", 0, INSN_CLASS_Q, "D,S,T,R,m", MATCH_FMSUB_Q, MASK_FMSUB_Q, match_opcode, 0 },
+{"fnmsub.q", 0, INSN_CLASS_Q, "D,S,T,R", MATCH_FNMSUB_Q | MASK_RM, MASK_FNMSUB_Q | MASK_RM, match_opcode, 0 },
+{"fnmsub.q", 0, INSN_CLASS_Q, "D,S,T,R,m", MATCH_FNMSUB_Q, MASK_FNMSUB_Q, match_opcode, 0 },
+{"fcvt.w.q", 0, INSN_CLASS_Q, "d,S", MATCH_FCVT_W_Q | MASK_RM, MASK_FCVT_W_Q | MASK_RM, match_opcode, 0 },
+{"fcvt.w.q", 0, INSN_CLASS_Q, "d,S,m", MATCH_FCVT_W_Q, MASK_FCVT_W_Q, match_opcode, 0 },
+{"fcvt.wu.q", 0, INSN_CLASS_Q, "d,S", MATCH_FCVT_WU_Q | MASK_RM, MASK_FCVT_WU_Q | MASK_RM, match_opcode, 0 },
+{"fcvt.wu.q", 0, INSN_CLASS_Q, "d,S,m", MATCH_FCVT_WU_Q, MASK_FCVT_WU_Q, match_opcode, 0 },
+{"fcvt.q.w", 0, INSN_CLASS_Q, "D,s", MATCH_FCVT_Q_W, MASK_FCVT_Q_W | MASK_RM, match_opcode, 0 },
+{"fcvt.q.wu", 0, INSN_CLASS_Q, "D,s", MATCH_FCVT_Q_WU, MASK_FCVT_Q_WU | MASK_RM, match_opcode, 0 },
+{"fcvt.q.s", 0, INSN_CLASS_Q, "D,S", MATCH_FCVT_Q_S, MASK_FCVT_Q_S | MASK_RM, match_opcode, 0 },
+{"fcvt.q.d", 0, INSN_CLASS_Q, "D,S", MATCH_FCVT_Q_D, MASK_FCVT_Q_D | MASK_RM, match_opcode, 0 },
+{"fcvt.s.q", 0, INSN_CLASS_Q, "D,S", MATCH_FCVT_S_Q | MASK_RM, MASK_FCVT_S_Q | MASK_RM, match_opcode, 0 },
+{"fcvt.s.q", 0, INSN_CLASS_Q, "D,S,m", MATCH_FCVT_S_Q, MASK_FCVT_S_Q, match_opcode, 0 },
+{"fcvt.d.q", 0, INSN_CLASS_Q, "D,S", MATCH_FCVT_D_Q | MASK_RM, MASK_FCVT_D_Q | MASK_RM, match_opcode, 0 },
+{"fcvt.d.q", 0, INSN_CLASS_Q, "D,S,m", MATCH_FCVT_D_Q, MASK_FCVT_D_Q, match_opcode, 0 },
+{"fclass.q", 0, INSN_CLASS_Q, "d,S", MATCH_FCLASS_Q, MASK_FCLASS_Q, match_opcode, 0 },
+{"feq.q", 0, INSN_CLASS_Q, "d,S,T", MATCH_FEQ_Q, MASK_FEQ_Q, match_opcode, 0 },
+{"flt.q", 0, INSN_CLASS_Q, "d,S,T", MATCH_FLT_Q, MASK_FLT_Q, match_opcode, 0 },
+{"fle.q", 0, INSN_CLASS_Q, "d,S,T", MATCH_FLE_Q, MASK_FLE_Q, match_opcode, 0 },
+{"fgt.q", 0, INSN_CLASS_Q, "d,T,S", MATCH_FLT_Q, MASK_FLT_Q, match_opcode, 0 },
+{"fge.q", 0, INSN_CLASS_Q, "d,T,S", MATCH_FLE_Q, MASK_FLE_Q, match_opcode, 0 },
+{"fmv.x.q", 64, INSN_CLASS_Q, "d,S", MATCH_FMV_X_Q, MASK_FMV_X_Q, match_opcode, 0 },
+{"fmv.q.x", 64, INSN_CLASS_Q, "D,s", MATCH_FMV_Q_X, MASK_FMV_Q_X, match_opcode, 0 },
+{"fcvt.l.q", 64, INSN_CLASS_Q, "d,S", MATCH_FCVT_L_Q | MASK_RM, MASK_FCVT_L_Q | MASK_RM, match_opcode, 0 },
+{"fcvt.l.q", 64, INSN_CLASS_Q, "d,S,m", MATCH_FCVT_L_Q, MASK_FCVT_L_Q, match_opcode, 0 },
+{"fcvt.lu.q", 64, INSN_CLASS_Q, "d,S", MATCH_FCVT_LU_Q | MASK_RM, MASK_FCVT_LU_Q | MASK_RM, match_opcode, 0 },
+{"fcvt.lu.q", 64, INSN_CLASS_Q, "d,S,m", MATCH_FCVT_LU_Q, MASK_FCVT_LU_Q, match_opcode, 0 },
+{"fcvt.q.l", 64, INSN_CLASS_Q, "D,s", MATCH_FCVT_Q_L | MASK_RM, MASK_FCVT_Q_L | MASK_RM, match_opcode, 0 },
+{"fcvt.q.l", 64, INSN_CLASS_Q, "D,s,m", MATCH_FCVT_Q_L, MASK_FCVT_Q_L, match_opcode, 0 },
+{"fcvt.q.lu", 64, INSN_CLASS_Q, "D,s", MATCH_FCVT_Q_LU | MASK_RM, MASK_FCVT_Q_L | MASK_RM, match_opcode, 0 },
+{"fcvt.q.lu", 64, INSN_CLASS_Q, "D,s,m", MATCH_FCVT_Q_LU, MASK_FCVT_Q_LU, match_opcode, 0 },
/* Compressed instructions. */
-{"c.ebreak", "C", "", MATCH_C_EBREAK, MASK_C_EBREAK, match_opcode, 0 },
-{"c.jr", "C", "d", MATCH_C_JR, MASK_C_JR, match_rd_nonzero, 0 },
-{"c.jalr", "C", "d", MATCH_C_JALR, MASK_C_JALR, match_rd_nonzero, 0 },
-{"c.j", "C", "Ca", MATCH_C_J, MASK_C_J, match_opcode, 0 },
-{"c.jal", "32C", "Ca", MATCH_C_JAL, MASK_C_JAL, match_opcode, 0 },
-{"c.beqz", "C", "Cs,Cp", MATCH_C_BEQZ, MASK_C_BEQZ, match_opcode, 0 },
-{"c.bnez", "C", "Cs,Cp", MATCH_C_BNEZ, MASK_C_BNEZ, match_opcode, 0 },
-{"c.lwsp", "C", "d,Cm(Cc)", MATCH_C_LWSP, MASK_C_LWSP, match_rd_nonzero, 0 },
-{"c.lw", "C", "Ct,Ck(Cs)", MATCH_C_LW, MASK_C_LW, match_opcode, 0 },
-{"c.swsp", "C", "CV,CM(Cc)", MATCH_C_SWSP, MASK_C_SWSP, match_opcode, 0 },
-{"c.sw", "C", "Ct,Ck(Cs)", MATCH_C_SW, MASK_C_SW, match_opcode, 0 },
-{"c.nop", "C", "", MATCH_C_ADDI, 0xffff, match_opcode, 0 },
-{"c.mv", "C", "d,CV", MATCH_C_MV, MASK_C_MV, match_c_add, 0 },
-{"c.lui", "C", "d,Cu", MATCH_C_LUI, MASK_C_LUI, match_c_lui, 0 },
-{"c.li", "C", "d,Cj", MATCH_C_LI, MASK_C_LI, match_rd_nonzero, 0 },
-{"c.addi4spn","C", "Ct,Cc,CK", MATCH_C_ADDI4SPN, MASK_C_ADDI4SPN, match_opcode, 0 },
-{"c.addi16sp","C", "Cc,CL", MATCH_C_ADDI16SP, MASK_C_ADDI16SP, match_opcode, 0 },
-{"c.addi", "C", "d,Cj", MATCH_C_ADDI, MASK_C_ADDI, match_rd_nonzero, 0 },
-{"c.add", "C", "d,CV", MATCH_C_ADD, MASK_C_ADD, match_c_add, 0 },
-{"c.sub", "C", "Cs,Ct", MATCH_C_SUB, MASK_C_SUB, match_opcode, 0 },
-{"c.and", "C", "Cs,Ct", MATCH_C_AND, MASK_C_AND, match_opcode, 0 },
-{"c.or", "C", "Cs,Ct", MATCH_C_OR, MASK_C_OR, match_opcode, 0 },
-{"c.xor", "C", "Cs,Ct", MATCH_C_XOR, MASK_C_XOR, match_opcode, 0 },
-{"c.slli", "C", "d,C>", MATCH_C_SLLI, MASK_C_SLLI, match_rd_nonzero, 0 },
-{"c.srli", "C", "Cs,C>", MATCH_C_SRLI, MASK_C_SRLI, match_opcode, 0 },
-{"c.srai", "C", "Cs,C>", MATCH_C_SRAI, MASK_C_SRAI, match_opcode, 0 },
-{"c.andi", "C", "Cs,Cj", MATCH_C_ANDI, MASK_C_ANDI, match_opcode, 0 },
-{"c.addiw", "64C", "d,Cj", MATCH_C_ADDIW, MASK_C_ADDIW, match_rd_nonzero, 0 },
-{"c.addw", "64C", "Cs,Ct", MATCH_C_ADDW, MASK_C_ADDW, match_opcode, 0 },
-{"c.subw", "64C", "Cs,Ct", MATCH_C_SUBW, MASK_C_SUBW, match_opcode, 0 },
-{"c.ldsp", "64C", "d,Cn(Cc)", MATCH_C_LDSP, MASK_C_LDSP, match_rd_nonzero, 0 },
-{"c.ld", "64C", "Ct,Cl(Cs)", MATCH_C_LD, MASK_C_LD, match_opcode, 0 },
-{"c.sdsp", "64C", "CV,CN(Cc)", MATCH_C_SDSP, MASK_C_SDSP, match_opcode, 0 },
-{"c.sd", "64C", "Ct,Cl(Cs)", MATCH_C_SD, MASK_C_SD, match_opcode, 0 },
-{"c.fldsp", "C", "D,Cn(Cc)", MATCH_C_FLDSP, MASK_C_FLDSP, match_opcode, 0 },
-{"c.fld", "C", "CD,Cl(Cs)", MATCH_C_FLD, MASK_C_FLD, match_opcode, 0 },
-{"c.fsdsp", "C", "CT,CN(Cc)", MATCH_C_FSDSP, MASK_C_FSDSP, match_opcode, 0 },
-{"c.fsd", "C", "CD,Cl(Cs)", MATCH_C_FSD, MASK_C_FSD, match_opcode, 0 },
-{"c.flwsp", "32C", "D,Cm(Cc)", MATCH_C_FLWSP, MASK_C_FLWSP, match_opcode, 0 },
-{"c.flw", "32C", "CD,Ck(Cs)", MATCH_C_FLW, MASK_C_FLW, match_opcode, 0 },
-{"c.fswsp", "32C", "CT,CM(Cc)", MATCH_C_FSWSP, MASK_C_FSWSP, match_opcode, 0 },
-{"c.fsw", "32C", "CD,Ck(Cs)", MATCH_C_FSW, MASK_C_FSW, match_opcode, 0 },
+{"c.unimp", 0, INSN_CLASS_C, "", 0, 0xffffU, match_opcode, 0 },
+{"c.ebreak", 0, INSN_CLASS_C, "", MATCH_C_EBREAK, MASK_C_EBREAK, match_opcode, 0 },
+{"c.jr", 0, INSN_CLASS_C, "d", MATCH_C_JR, MASK_C_JR, match_rd_nonzero, INSN_BRANCH },
+{"c.jalr", 0, INSN_CLASS_C, "d", MATCH_C_JALR, MASK_C_JALR, match_rd_nonzero, INSN_JSR },
+{"c.j", 0, INSN_CLASS_C, "Ca", MATCH_C_J, MASK_C_J, match_opcode, INSN_BRANCH },
+{"c.jal", 32, INSN_CLASS_C, "Ca", MATCH_C_JAL, MASK_C_JAL, match_opcode, INSN_JSR },
+{"c.beqz", 0, INSN_CLASS_C, "Cs,Cp", MATCH_C_BEQZ, MASK_C_BEQZ, match_opcode, INSN_CONDBRANCH },
+{"c.bnez", 0, INSN_CLASS_C, "Cs,Cp", MATCH_C_BNEZ, MASK_C_BNEZ, match_opcode, INSN_CONDBRANCH },
+{"c.lwsp", 0, INSN_CLASS_C, "d,Cm(Cc)", MATCH_C_LWSP, MASK_C_LWSP, match_rd_nonzero, 0 },
+{"c.lw", 0, INSN_CLASS_C, "Ct,Ck(Cs)", MATCH_C_LW, MASK_C_LW, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"c.swsp", 0, INSN_CLASS_C, "CV,CM(Cc)", MATCH_C_SWSP, MASK_C_SWSP, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"c.sw", 0, INSN_CLASS_C, "Ct,Ck(Cs)", MATCH_C_SW, MASK_C_SW, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"c.nop", 0, INSN_CLASS_C, "", MATCH_C_ADDI, 0xffff, match_opcode, INSN_ALIAS },
+{"c.nop", 0, INSN_CLASS_C, "Cj", MATCH_C_ADDI, MASK_C_ADDI | MASK_RD, match_opcode, INSN_ALIAS },
+{"c.mv", 0, INSN_CLASS_C, "d,CV", MATCH_C_MV, MASK_C_MV, match_c_add_with_hint, 0 },
+{"c.lui", 0, INSN_CLASS_C, "d,Cu", MATCH_C_LUI, MASK_C_LUI, match_c_lui_with_hint, 0 },
+{"c.li", 0, INSN_CLASS_C, "d,Co", MATCH_C_LI, MASK_C_LI, match_opcode, 0 },
+{"c.addi4spn", 0, INSN_CLASS_C, "Ct,Cc,CK", MATCH_C_ADDI4SPN, MASK_C_ADDI4SPN, match_c_addi4spn, 0 },
+{"c.addi16sp", 0, INSN_CLASS_C, "Cc,CL", MATCH_C_ADDI16SP, MASK_C_ADDI16SP, match_c_addi16sp, 0 },
+{"c.addi", 0, INSN_CLASS_C, "d,Co", MATCH_C_ADDI, MASK_C_ADDI, match_opcode, 0 },
+{"c.add", 0, INSN_CLASS_C, "d,CV", MATCH_C_ADD, MASK_C_ADD, match_c_add_with_hint, 0 },
+{"c.sub", 0, INSN_CLASS_C, "Cs,Ct", MATCH_C_SUB, MASK_C_SUB, match_opcode, 0 },
+{"c.and", 0, INSN_CLASS_C, "Cs,Ct", MATCH_C_AND, MASK_C_AND, match_opcode, 0 },
+{"c.or", 0, INSN_CLASS_C, "Cs,Ct", MATCH_C_OR, MASK_C_OR, match_opcode, 0 },
+{"c.xor", 0, INSN_CLASS_C, "Cs,Ct", MATCH_C_XOR, MASK_C_XOR, match_opcode, 0 },
+{"c.slli", 0, INSN_CLASS_C, "d,C>", MATCH_C_SLLI, MASK_C_SLLI, match_c_slli, 0 },
+{"c.srli", 0, INSN_CLASS_C, "Cs,C>", MATCH_C_SRLI, MASK_C_SRLI, match_c_slli, 0 },
+{"c.srai", 0, INSN_CLASS_C, "Cs,C>", MATCH_C_SRAI, MASK_C_SRAI, match_c_slli, 0 },
+{"c.slli64", 0, INSN_CLASS_C, "d", MATCH_C_SLLI64, MASK_C_SLLI64, match_c_slli64, 0 },
+{"c.srli64", 0, INSN_CLASS_C, "Cs", MATCH_C_SRLI64, MASK_C_SRLI64, match_c_slli64, 0 },
+{"c.srai64", 0, INSN_CLASS_C, "Cs", MATCH_C_SRAI64, MASK_C_SRAI64, match_c_slli64, 0 },
+{"c.andi", 0, INSN_CLASS_C, "Cs,Co", MATCH_C_ANDI, MASK_C_ANDI, match_opcode, 0 },
+{"c.addiw", 64, INSN_CLASS_C, "d,Co", MATCH_C_ADDIW, MASK_C_ADDIW, match_rd_nonzero, 0 },
+{"c.addw", 64, INSN_CLASS_C, "Cs,Ct", MATCH_C_ADDW, MASK_C_ADDW, match_opcode, 0 },
+{"c.subw", 64, INSN_CLASS_C, "Cs,Ct", MATCH_C_SUBW, MASK_C_SUBW, match_opcode, 0 },
+{"c.ldsp", 64, INSN_CLASS_C, "d,Cn(Cc)", MATCH_C_LDSP, MASK_C_LDSP, match_rd_nonzero, INSN_DREF|INSN_8_BYTE },
+{"c.ld", 64, INSN_CLASS_C, "Ct,Cl(Cs)", MATCH_C_LD, MASK_C_LD, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"c.sdsp", 64, INSN_CLASS_C, "CV,CN(Cc)", MATCH_C_SDSP, MASK_C_SDSP, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"c.sd", 64, INSN_CLASS_C, "Ct,Cl(Cs)", MATCH_C_SD, MASK_C_SD, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"c.fldsp", 0, INSN_CLASS_D_AND_C, "D,Cn(Cc)", MATCH_C_FLDSP, MASK_C_FLDSP, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"c.fld", 0, INSN_CLASS_D_AND_C, "CD,Cl(Cs)", MATCH_C_FLD, MASK_C_FLD, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"c.fsdsp", 0, INSN_CLASS_D_AND_C, "CT,CN(Cc)", MATCH_C_FSDSP, MASK_C_FSDSP, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"c.fsd", 0, INSN_CLASS_D_AND_C, "CD,Cl(Cs)", MATCH_C_FSD, MASK_C_FSD, match_opcode, INSN_DREF|INSN_8_BYTE },
+{"c.flwsp", 32, INSN_CLASS_F_AND_C, "D,Cm(Cc)", MATCH_C_FLWSP, MASK_C_FLWSP, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"c.flw", 32, INSN_CLASS_F_AND_C, "CD,Ck(Cs)", MATCH_C_FLW, MASK_C_FLW, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"c.fswsp", 32, INSN_CLASS_F_AND_C, "CT,CM(Cc)", MATCH_C_FSWSP, MASK_C_FSWSP, match_opcode, INSN_DREF|INSN_4_BYTE },
+{"c.fsw", 32, INSN_CLASS_F_AND_C, "CD,Ck(Cs)", MATCH_C_FSW, MASK_C_FSW, match_opcode, INSN_DREF|INSN_4_BYTE },
/* Supervisor instructions */
-{"csrr", "I", "d,E", MATCH_CSRRS, MASK_CSRRS | MASK_RS1, match_opcode, INSN_ALIAS },
-{"csrwi", "I", "E,Z", MATCH_CSRRWI, MASK_CSRRWI | MASK_RD, match_opcode, INSN_ALIAS },
-{"csrsi", "I", "E,Z", MATCH_CSRRSI, MASK_CSRRSI | MASK_RD, match_opcode, INSN_ALIAS },
-{"csrci", "I", "E,Z", MATCH_CSRRCI, MASK_CSRRCI | MASK_RD, match_opcode, INSN_ALIAS },
-{"csrw", "I", "E,s", MATCH_CSRRW, MASK_CSRRW | MASK_RD, match_opcode, INSN_ALIAS },
-{"csrw", "I", "E,Z", MATCH_CSRRWI, MASK_CSRRWI | MASK_RD, match_opcode, INSN_ALIAS },
-{"csrs", "I", "E,s", MATCH_CSRRS, MASK_CSRRS | MASK_RD, match_opcode, INSN_ALIAS },
-{"csrs", "I", "E,Z", MATCH_CSRRSI, MASK_CSRRSI | MASK_RD, match_opcode, INSN_ALIAS },
-{"csrc", "I", "E,s", MATCH_CSRRC, MASK_CSRRC | MASK_RD, match_opcode, INSN_ALIAS },
-{"csrc", "I", "E,Z", MATCH_CSRRCI, MASK_CSRRCI | MASK_RD, match_opcode, INSN_ALIAS },
-{"csrrwi", "I", "d,E,Z", MATCH_CSRRWI, MASK_CSRRWI, match_opcode, 0 },
-{"csrrsi", "I", "d,E,Z", MATCH_CSRRSI, MASK_CSRRSI, match_opcode, 0 },
-{"csrrci", "I", "d,E,Z", MATCH_CSRRCI, MASK_CSRRCI, match_opcode, 0 },
-{"csrrw", "I", "d,E,s", MATCH_CSRRW, MASK_CSRRW, match_opcode, 0 },
-{"csrrw", "I", "d,E,Z", MATCH_CSRRWI, MASK_CSRRWI, match_opcode, INSN_ALIAS },
-{"csrrs", "I", "d,E,s", MATCH_CSRRS, MASK_CSRRS, match_opcode, 0 },
-{"csrrs", "I", "d,E,Z", MATCH_CSRRSI, MASK_CSRRSI, match_opcode, INSN_ALIAS },
-{"csrrc", "I", "d,E,s", MATCH_CSRRC, MASK_CSRRC, match_opcode, 0 },
-{"csrrc", "I", "d,E,Z", MATCH_CSRRCI, MASK_CSRRCI, match_opcode, INSN_ALIAS },
-{"uret", "I", "", MATCH_URET, MASK_URET, match_opcode, 0 },
-{"sret", "I", "", MATCH_SRET, MASK_SRET, match_opcode, 0 },
-{"hret", "I", "", MATCH_HRET, MASK_HRET, match_opcode, 0 },
-{"mret", "I", "", MATCH_MRET, MASK_MRET, match_opcode, 0 },
-{"dret", "I", "", MATCH_DRET, MASK_DRET, match_opcode, 0 },
-{"sfence.vm", "I", "", MATCH_SFENCE_VM, MASK_SFENCE_VM | MASK_RS1, match_opcode, 0 },
-{"sfence.vm", "I", "s", MATCH_SFENCE_VM, MASK_SFENCE_VM, match_opcode, 0 },
-{"sfence.vma","I", "", MATCH_SFENCE_VMA, MASK_SFENCE_VMA | MASK_RS1 | MASK_RS2, match_opcode, INSN_ALIAS },
-{"sfence.vma","I", "s", MATCH_SFENCE_VMA, MASK_SFENCE_VMA | MASK_RS2, match_opcode, INSN_ALIAS },
-{"sfence.vma","I", "s,t", MATCH_SFENCE_VMA, MASK_SFENCE_VMA, match_opcode, 0 },
-{"wfi", "I", "", MATCH_WFI, MASK_WFI, match_opcode, 0 },
+{"csrr", 0, INSN_CLASS_ZICSR, "d,E", MATCH_CSRRS, MASK_CSRRS | MASK_RS1, match_opcode, INSN_ALIAS },
+{"csrwi", 0, INSN_CLASS_ZICSR, "E,Z", MATCH_CSRRWI, MASK_CSRRWI | MASK_RD, match_opcode, INSN_ALIAS },
+{"csrsi", 0, INSN_CLASS_ZICSR, "E,Z", MATCH_CSRRSI, MASK_CSRRSI | MASK_RD, match_opcode, INSN_ALIAS },
+{"csrci", 0, INSN_CLASS_ZICSR, "E,Z", MATCH_CSRRCI, MASK_CSRRCI | MASK_RD, match_opcode, INSN_ALIAS },
+{"csrw", 0, INSN_CLASS_ZICSR, "E,s", MATCH_CSRRW, MASK_CSRRW | MASK_RD, match_opcode, INSN_ALIAS },
+{"csrw", 0, INSN_CLASS_ZICSR, "E,Z", MATCH_CSRRWI, MASK_CSRRWI | MASK_RD, match_opcode, INSN_ALIAS },
+{"csrs", 0, INSN_CLASS_ZICSR, "E,s", MATCH_CSRRS, MASK_CSRRS | MASK_RD, match_opcode, INSN_ALIAS },
+{"csrs", 0, INSN_CLASS_ZICSR, "E,Z", MATCH_CSRRSI, MASK_CSRRSI | MASK_RD, match_opcode, INSN_ALIAS },
+{"csrc", 0, INSN_CLASS_ZICSR, "E,s", MATCH_CSRRC, MASK_CSRRC | MASK_RD, match_opcode, INSN_ALIAS },
+{"csrc", 0, INSN_CLASS_ZICSR, "E,Z", MATCH_CSRRCI, MASK_CSRRCI | MASK_RD, match_opcode, INSN_ALIAS },
+{"csrrwi", 0, INSN_CLASS_ZICSR, "d,E,Z", MATCH_CSRRWI, MASK_CSRRWI, match_opcode, 0 },
+{"csrrsi", 0, INSN_CLASS_ZICSR, "d,E,Z", MATCH_CSRRSI, MASK_CSRRSI, match_opcode, 0 },
+{"csrrci", 0, INSN_CLASS_ZICSR, "d,E,Z", MATCH_CSRRCI, MASK_CSRRCI, match_opcode, 0 },
+{"csrrw", 0, INSN_CLASS_ZICSR, "d,E,s", MATCH_CSRRW, MASK_CSRRW, match_opcode, 0 },
+{"csrrw", 0, INSN_CLASS_ZICSR, "d,E,Z", MATCH_CSRRWI, MASK_CSRRWI, match_opcode, INSN_ALIAS },
+{"csrrs", 0, INSN_CLASS_ZICSR, "d,E,s", MATCH_CSRRS, MASK_CSRRS, match_opcode, 0 },
+{"csrrs", 0, INSN_CLASS_ZICSR, "d,E,Z", MATCH_CSRRSI, MASK_CSRRSI, match_opcode, INSN_ALIAS },
+{"csrrc", 0, INSN_CLASS_ZICSR, "d,E,s", MATCH_CSRRC, MASK_CSRRC, match_opcode, 0 },
+{"csrrc", 0, INSN_CLASS_ZICSR, "d,E,Z", MATCH_CSRRCI, MASK_CSRRCI, match_opcode, INSN_ALIAS },
+{"uret", 0, INSN_CLASS_I, "", MATCH_URET, MASK_URET, match_opcode, 0 },
+{"sret", 0, INSN_CLASS_I, "", MATCH_SRET, MASK_SRET, match_opcode, 0 },
+{"hret", 0, INSN_CLASS_I, "", MATCH_HRET, MASK_HRET, match_opcode, 0 },
+{"mret", 0, INSN_CLASS_I, "", MATCH_MRET, MASK_MRET, match_opcode, 0 },
+{"dret", 0, INSN_CLASS_I, "", MATCH_DRET, MASK_DRET, match_opcode, 0 },
+{"sfence.vm", 0, INSN_CLASS_I, "", MATCH_SFENCE_VM, MASK_SFENCE_VM | MASK_RS1, match_opcode, 0 },
+{"sfence.vm", 0, INSN_CLASS_I, "s", MATCH_SFENCE_VM, MASK_SFENCE_VM, match_opcode, 0 },
+{"sfence.vma", 0, INSN_CLASS_I, "", MATCH_SFENCE_VMA, MASK_SFENCE_VMA | MASK_RS1 | MASK_RS2, match_opcode, INSN_ALIAS },
+{"sfence.vma", 0, INSN_CLASS_I, "s", MATCH_SFENCE_VMA, MASK_SFENCE_VMA | MASK_RS2, match_opcode, INSN_ALIAS },
+{"sfence.vma", 0, INSN_CLASS_I, "s,t", MATCH_SFENCE_VMA, MASK_SFENCE_VMA, match_opcode, 0 },
+{"wfi", 0, INSN_CLASS_I, "", MATCH_WFI, MASK_WFI, match_opcode, 0 },
/* Terminate the list. */
-{0, 0, 0, 0, 0, 0, 0}
+{0, 0, INSN_CLASS_NONE, 0, 0, 0, 0, 0}
};
+
+/* Instruction format for .insn directive. */
+const struct riscv_opcode riscv_insn_types[] =
+{
+/* name, xlen, isa, operands, match, mask, match_func, pinfo. */
+{"r", 0, INSN_CLASS_I, "O4,F3,F7,d,s,t", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F7,D,s,t", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F7,d,S,t", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F7,D,S,t", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F7,d,s,T", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F7,D,s,T", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F7,d,S,T", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F7,D,S,T", 0, 0, match_opcode, 0 },
+
+{"r", 0, INSN_CLASS_I, "O4,F3,F2,d,s,t,r", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,s,t,r", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,S,t,r", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,S,t,r", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,s,T,r", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,s,T,r", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,S,T,r", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,S,T,r", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,s,t,R", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,s,t,R", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,S,t,R", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,S,t,R", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,s,T,R", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,s,T,R", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,S,T,R", 0, 0, match_opcode, 0 },
+{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,S,T,R", 0, 0, match_opcode, 0 },
+
+{"r4", 0, INSN_CLASS_I, "O4,F3,F2,d,s,t,r", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,s,t,r", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,S,t,r", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,S,t,r", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,s,T,r", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,s,T,r", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,S,T,r", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,S,T,r", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,s,t,R", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,s,t,R", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,S,t,R", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,S,t,R", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,s,T,R", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,s,T,R", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,S,T,R", 0, 0, match_opcode, 0 },
+{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,S,T,R", 0, 0, match_opcode, 0 },
+
+{"i", 0, INSN_CLASS_I, "O4,F3,d,s,j", 0, 0, match_opcode, 0 },
+{"i", 0, INSN_CLASS_F, "O4,F3,D,s,j", 0, 0, match_opcode, 0 },
+{"i", 0, INSN_CLASS_F, "O4,F3,d,S,j", 0, 0, match_opcode, 0 },
+{"i", 0, INSN_CLASS_F, "O4,F3,D,S,j", 0, 0, match_opcode, 0 },
+
+{"i", 0, INSN_CLASS_I, "O4,F3,d,o(s)", 0, 0, match_opcode, 0 },
+{"i", 0, INSN_CLASS_F, "O4,F3,D,o(s)", 0, 0, match_opcode, 0 },
+
+{"s", 0, INSN_CLASS_I, "O4,F3,t,q(s)", 0, 0, match_opcode, 0 },
+{"s", 0, INSN_CLASS_F, "O4,F3,T,q(s)", 0, 0, match_opcode, 0 },
+
+{"sb", 0, INSN_CLASS_I, "O4,F3,s,t,p", 0, 0, match_opcode, 0 },
+{"sb", 0, INSN_CLASS_F, "O4,F3,S,t,p", 0, 0, match_opcode, 0 },
+{"sb", 0, INSN_CLASS_F, "O4,F3,s,T,p", 0, 0, match_opcode, 0 },
+{"sb", 0, INSN_CLASS_F, "O4,F3,S,T,p", 0, 0, match_opcode, 0 },
+
+{"b", 0, INSN_CLASS_I, "O4,F3,s,t,p", 0, 0, match_opcode, 0 },
+{"b", 0, INSN_CLASS_F, "O4,F3,S,t,p", 0, 0, match_opcode, 0 },
+{"b", 0, INSN_CLASS_F, "O4,F3,s,T,p", 0, 0, match_opcode, 0 },
+{"b", 0, INSN_CLASS_F, "O4,F3,S,T,p", 0, 0, match_opcode, 0 },
+
+{"u", 0, INSN_CLASS_I, "O4,d,u", 0, 0, match_opcode, 0 },
+{"u", 0, INSN_CLASS_F, "O4,D,u", 0, 0, match_opcode, 0 },
+
+{"uj", 0, INSN_CLASS_I, "O4,d,a", 0, 0, match_opcode, 0 },
+{"uj", 0, INSN_CLASS_F, "O4,D,a", 0, 0, match_opcode, 0 },
+
+{"j", 0, INSN_CLASS_I, "O4,d,a", 0, 0, match_opcode, 0 },
+{"j", 0, INSN_CLASS_F, "O4,D,a", 0, 0, match_opcode, 0 },
+
+{"cr", 0, INSN_CLASS_C, "O2,CF4,d,CV", 0, 0, match_opcode, 0 },
+{"cr", 0, INSN_CLASS_F_AND_C, "O2,CF4,D,CV", 0, 0, match_opcode, 0 },
+{"cr", 0, INSN_CLASS_F_AND_C, "O2,CF4,d,CT", 0, 0, match_opcode, 0 },
+{"cr", 0, INSN_CLASS_F_AND_C, "O2,CF4,D,CT", 0, 0, match_opcode, 0 },
+
+{"ci", 0, INSN_CLASS_C, "O2,CF3,d,Co", 0, 0, match_opcode, 0 },
+{"ci", 0, INSN_CLASS_F_AND_C, "O2,CF3,D,Co", 0, 0, match_opcode, 0 },
+
+{"ciw", 0, INSN_CLASS_C, "O2,CF3,Ct,C8", 0, 0, match_opcode, 0 },
+{"ciw", 0, INSN_CLASS_F_AND_C, "O2,CF3,CD,C8", 0, 0, match_opcode, 0 },
+
+{"ca", 0, INSN_CLASS_C, "O2,CF6,CF2,Cs,Ct", 0, 0, match_opcode, 0 },
+{"ca", 0, INSN_CLASS_F_AND_C, "O2,CF6,CF2,CS,Ct", 0, 0, match_opcode, 0 },
+{"ca", 0, INSN_CLASS_F_AND_C, "O2,CF6,CF2,Cs,CD", 0, 0, match_opcode, 0 },
+{"ca", 0, INSN_CLASS_F_AND_C, "O2,CF6,CF2,CS,CD", 0, 0, match_opcode, 0 },
+
+{"cb", 0, INSN_CLASS_C, "O2,CF3,Cs,Cp", 0, 0, match_opcode, 0 },
+{"cb", 0, INSN_CLASS_F_AND_C, "O2,CF3,CS,Cp", 0, 0, match_opcode, 0 },
+
+{"cj", 0, INSN_CLASS_C, "O2,CF3,Ca", 0, 0, match_opcode, 0 },
+/* Terminate the list. */
+{0, 0, INSN_CLASS_NONE, 0, 0, 0, 0, 0}
+};
+
+/* All standard extensions defined in all supported ISA spec. */
+const struct riscv_ext_version riscv_ext_version_table[] =
+{
+/* name, ISA spec, major version, minor_version. */
+{"e", ISA_SPEC_CLASS_20191213, 1, 9},
+{"e", ISA_SPEC_CLASS_20190608, 1, 9},
+{"e", ISA_SPEC_CLASS_2P2, 1, 9},
+
+{"i", ISA_SPEC_CLASS_20191213, 2, 1},
+{"i", ISA_SPEC_CLASS_20190608, 2, 1},
+{"i", ISA_SPEC_CLASS_2P2, 2, 0},
+
+{"m", ISA_SPEC_CLASS_20191213, 2, 0},
+{"m", ISA_SPEC_CLASS_20190608, 2, 0},
+{"m", ISA_SPEC_CLASS_2P2, 2, 0},
+
+{"a", ISA_SPEC_CLASS_20191213, 2, 1},
+{"a", ISA_SPEC_CLASS_20190608, 2, 0},
+{"a", ISA_SPEC_CLASS_2P2, 2, 0},
+
+{"f", ISA_SPEC_CLASS_20191213, 2, 2},
+{"f", ISA_SPEC_CLASS_20190608, 2, 2},
+{"f", ISA_SPEC_CLASS_2P2, 2, 0},
+
+{"d", ISA_SPEC_CLASS_20191213, 2, 2},
+{"d", ISA_SPEC_CLASS_20190608, 2, 2},
+{"d", ISA_SPEC_CLASS_2P2, 2, 0},
+
+{"q", ISA_SPEC_CLASS_20191213, 2, 2},
+{"q", ISA_SPEC_CLASS_20190608, 2, 2},
+{"q", ISA_SPEC_CLASS_2P2, 2, 0},
+
+{"c", ISA_SPEC_CLASS_20191213, 2, 0},
+{"c", ISA_SPEC_CLASS_20190608, 2, 0},
+{"c", ISA_SPEC_CLASS_2P2, 2, 0},
+
+{"zicsr", ISA_SPEC_CLASS_20191213, 2, 0},
+{"zicsr", ISA_SPEC_CLASS_20190608, 2, 0},
+
+{"zifencei", ISA_SPEC_CLASS_20191213, 2, 0},
+{"zifencei", ISA_SPEC_CLASS_20190608, 2, 0},
+
+{"zba", ISA_SPEC_CLASS_DRAFT, 0, 93},
+{"zbb", ISA_SPEC_CLASS_DRAFT, 0, 93},
+{"zbc", ISA_SPEC_CLASS_DRAFT, 0, 93},
+
+/* Terminate the list. */
+{NULL, 0, 0, 0}
+};
+
+struct isa_spec_t
+{
+ const char *name;
+ enum riscv_isa_spec_class class;
+};
+
+/* List for all supported ISA spec versions. */
+static const struct isa_spec_t isa_specs[] =
+{
+ {"2.2", ISA_SPEC_CLASS_2P2},
+ {"20190608", ISA_SPEC_CLASS_20190608},
+ {"20191213", ISA_SPEC_CLASS_20191213},
+
+/* Terminate the list. */
+ {NULL, 0}
+};
+
+/* Get the corresponding ISA spec class by giving a ISA spec string. */
+
+int
+riscv_get_isa_spec_class (const char *s,
+ enum riscv_isa_spec_class *class)
+{
+ const struct isa_spec_t *version;
+
+ if (s == NULL)
+ return 0;
+
+ for (version = &isa_specs[0]; version->name != NULL; ++version)
+ if (strcmp (version->name, s) == 0)
+ {
+ *class = version->class;
+ return 1;
+ }
+
+ /* Can not find the supported ISA spec. */
+ return 0;
+}
projects / thirdparty / binutils-gdb.git / blobdiff