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From: jiawei <jiawei@iscas.ac.cn>
To: binutils@sourceware.org
Cc: tariq.kurd@huawei.com, kito.cheng@sifive.com, jimw@sifive.com,
	jeremy.bennett@embecosm.com, cmuellner@ventanamicro.com,
	palmer@dabbelt.com, andrew@sifive.com, lazyparser@gmail.com,
	jiawei <jiawei@iscas.ac.cn>
Subject: [PATCH 2/3] RISC-V: Add instructions and operand set for z[fdq]inx
Date: Fri, 29 Oct 2021 00:47:22 +0800	[thread overview]
Message-ID: <20211028164723.10384-3-jiawei@iscas.ac.cn> (raw)
In-Reply-To: <20211028164723.10384-1-jiawei@iscas.ac.cn>

---
 gas/config/tc-riscv.c |  11 +++-
 opcodes/riscv-opc.c   | 146 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 154 insertions(+), 3 deletions(-)

diff --git a/gas/config/tc-riscv.c b/gas/config/tc-riscv.c
index 2c4df208664..b879bf1ea8b 100644
--- a/gas/config/tc-riscv.c
+++ b/gas/config/tc-riscv.c
@@ -1158,6 +1158,7 @@ validate_riscv_insn (const struct riscv_opcode *opc, int length)
 	USE_BITS (OP_MASK_RS1, OP_SH_RS1);
 	/* Fall through.  */
       case 'T': /* RS2, floating point.  */
+      case 'x': USE_BITS (OP_MASK_RS1, OP_SH_RS1); /* Fall through.  */
       case 't': USE_BITS (OP_MASK_RS2, OP_SH_RS2); break;
       case 'R': /* RS3, floating point.  */
       case 'r': USE_BITS (OP_MASK_RS3, OP_SH_RS3); break;
@@ -2508,6 +2509,7 @@ riscv_ip (char *str, struct riscv_cl_insn *ip, expressionS *imm_expr,
 	    case 'd': /* Destination register.  */
 	    case 's': /* Source register.  */
 	    case 't': /* Target register.  */
+	    case 'x': /* rs1 and rs2.  */
 	    case 'r': /* RS3 */
 	      if (reg_lookup (&s, RCLASS_GPR, &regno))
 		{
@@ -2519,12 +2521,15 @@ riscv_ip (char *str, struct riscv_cl_insn *ip, expressionS *imm_expr,
 		     string to figure out where it goes in the instruction.  */
 		  switch (c)
 		    {
+        case 'd':
+		      INSERT_OPERAND (RD, *ip, regno);
+		      break;
 		    case 's':
 		      INSERT_OPERAND (RS1, *ip, regno);
 		      break;
-		    case 'd':
-		      INSERT_OPERAND (RD, *ip, regno);
-		      break;
+        case 'x':
+		      INSERT_OPERAND (RS1, *ip, regno);
+          /* fallthru */
 		    case 't':
 		      INSERT_OPERAND (RS2, *ip, regno);
 		      break;
diff --git a/opcodes/riscv-opc.c b/opcodes/riscv-opc.c
index b756bae64ab..435fb434161 100644
--- a/opcodes/riscv-opc.c
+++ b/opcodes/riscv-opc.c
@@ -534,52 +534,99 @@ const struct riscv_opcode riscv_opcodes[] =
 {"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 },
+{"fneg.s",     0, INSN_CLASS_ZFINX,   "d,x",       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 },
+{"fabs.s",     0, INSN_CLASS_ZFINX,   "d,x",       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 },
+{"fsgnj.s",    0, INSN_CLASS_ZFINX,   "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 },
+{"fsgnjn.s",   0, INSN_CLASS_ZFINX,   "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 },
+{"fsgnjx.s",   0, INSN_CLASS_ZFINX,   "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 },
+{"fadd.s",     0, INSN_CLASS_ZFINX,   "d,s,t",     MATCH_FADD_S|MASK_RM, MASK_FADD_S|MASK_RM, match_opcode, 0 },
+{"fadd.s",     0, INSN_CLASS_ZFINX,   "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 },
+{"fsub.s",     0, INSN_CLASS_ZFINX,   "d,s,t",     MATCH_FSUB_S|MASK_RM, MASK_FSUB_S|MASK_RM, match_opcode, 0 },
+{"fsub.s",     0, INSN_CLASS_ZFINX,   "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 },
+{"fmul.s",     0, INSN_CLASS_ZFINX,   "d,s,t",     MATCH_FMUL_S|MASK_RM, MASK_FMUL_S|MASK_RM, match_opcode, 0 },
+{"fmul.s",     0, INSN_CLASS_ZFINX,   "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 },
+{"fdiv.s",     0, INSN_CLASS_ZFINX,   "d,s,t",     MATCH_FDIV_S|MASK_RM, MASK_FDIV_S|MASK_RM, match_opcode, 0 },
+{"fdiv.s",     0, INSN_CLASS_ZFINX,   "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 },
+{"fsqrt.s",    0, INSN_CLASS_ZFINX,   "d,s",       MATCH_FSQRT_S|MASK_RM, MASK_FSQRT_S|MASK_RM, match_opcode, 0 },
+{"fsqrt.s",    0, INSN_CLASS_ZFINX,   "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 },
+{"fmin.s",     0, INSN_CLASS_ZFINX,   "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 },
+{"fmax.s",     0, INSN_CLASS_ZFINX,   "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 },
+{"fmadd.s",    0, INSN_CLASS_ZFINX,   "d,s,t,r",   MATCH_FMADD_S|MASK_RM, MASK_FMADD_S|MASK_RM, match_opcode, 0 },
+{"fmadd.s",    0, INSN_CLASS_ZFINX,   "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 },
+{"fnmadd.s",   0, INSN_CLASS_ZFINX,   "d,s,t,r",   MATCH_FNMADD_S|MASK_RM, MASK_FNMADD_S|MASK_RM, match_opcode, 0 },
+{"fnmadd.s",   0, INSN_CLASS_ZFINX,   "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 },
+{"fmsub.s",    0, INSN_CLASS_ZFINX,   "d,s,t,r",   MATCH_FMSUB_S|MASK_RM, MASK_FMSUB_S|MASK_RM, match_opcode, 0 },
+{"fmsub.s",    0, INSN_CLASS_ZFINX,   "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 },
+{"fnmsub.s",   0, INSN_CLASS_ZFINX,   "d,s,t,r",   MATCH_FNMSUB_S|MASK_RM, MASK_FNMSUB_S|MASK_RM, match_opcode, 0 },
+{"fnmsub.s",   0, INSN_CLASS_ZFINX,   "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.w.s",   0, INSN_CLASS_ZFINX,   "d,s",       MATCH_FCVT_W_S|MASK_RM, MASK_FCVT_W_S|MASK_RM, match_opcode, 0 },
+{"fcvt.w.s",   0, INSN_CLASS_ZFINX,   "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.wu.s",  0, INSN_CLASS_ZFINX,   "d,s",       MATCH_FCVT_WU_S|MASK_RM, MASK_FCVT_WU_S|MASK_RM, match_opcode, 0 },
+{"fcvt.wu.s",  0, INSN_CLASS_ZFINX,   "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.w",   0, INSN_CLASS_ZFINX,   "d,s",       MATCH_FCVT_S_W|MASK_RM, MASK_FCVT_S_W|MASK_RM, match_opcode, 0 },
+{"fcvt.s.w",   0, INSN_CLASS_ZFINX,   "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 },
+{"fcvt.s.wu",  0, INSN_CLASS_ZFINX,   "d,s",       MATCH_FCVT_S_WU|MASK_RM, MASK_FCVT_S_W|MASK_RM, match_opcode, 0 },
+{"fcvt.s.wu",  0, INSN_CLASS_ZFINX,   "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 },
+{"fclass.s",   0, INSN_CLASS_ZFINX,   "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 },
+{"feq.s",      0, INSN_CLASS_ZFINX,   "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 },
+{"flt.s",      0, INSN_CLASS_ZFINX,   "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 },
+{"fle.s",      0, INSN_CLASS_ZFINX,   "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 },
+{"fgt.s",      0, INSN_CLASS_ZFINX,   "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 },
+{"fge.s",      0, INSN_CLASS_ZFINX,   "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.l.s",  64, INSN_CLASS_ZFINX, "d,s",  MATCH_FCVT_L_S | MASK_RM, MASK_FCVT_L_S | MASK_RM, match_opcode, 0 },
+{"fcvt.l.s",  64, INSN_CLASS_ZFINX, "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.lu.s", 64, INSN_CLASS_ZFINX, "d,s",  MATCH_FCVT_LU_S | MASK_RM, MASK_FCVT_LU_S | MASK_RM, match_opcode, 0 },
+{"fcvt.lu.s", 64, INSN_CLASS_ZFINX, "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.l",  64, INSN_CLASS_ZFINX, "d,s",  MATCH_FCVT_S_L | MASK_RM, MASK_FCVT_S_L | MASK_RM, match_opcode, 0 },
+{"fcvt.s.l",  64, INSN_CLASS_ZFINX, "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 },
+{"fcvt.s.lu", 64, INSN_CLASS_ZFINX, "d,s",  MATCH_FCVT_S_LU | MASK_RM, MASK_FCVT_S_L | MASK_RM, match_opcode, 0 },
+{"fcvt.s.lu", 64, INSN_CLASS_ZFINX, "d,s,m",  MATCH_FCVT_S_LU, MASK_FCVT_S_LU, match_opcode, 0 },
 
 /* Double-precision floating-point instruction subset.  */
 {"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 },
@@ -592,55 +639,103 @@ const struct riscv_opcode riscv_opcodes[] =
 {"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 },
+{"fneg.d",     0, INSN_CLASS_ZDINX,   "d,x",  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 },
+{"fabs.d",     0, INSN_CLASS_ZDINX,   "d,x",  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 },
+{"fsgnj.d",    0, INSN_CLASS_ZDINX,   "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 },
+{"fsgnjn.d",   0, INSN_CLASS_ZDINX,   "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 },
+{"fsgnjx.d",   0, INSN_CLASS_ZDINX,   "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 },
+{"fadd.d",     0, INSN_CLASS_ZDINX,   "d,s,t",  MATCH_FADD_D | MASK_RM, MASK_FADD_D | MASK_RM, match_opcode, 0 },
+{"fadd.d",     0, INSN_CLASS_ZDINX,   "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 },
+{"fsub.d",     0, INSN_CLASS_ZDINX,   "d,s,t",  MATCH_FSUB_D | MASK_RM, MASK_FSUB_D | MASK_RM, match_opcode, 0 },
+{"fsub.d",     0, INSN_CLASS_ZDINX,   "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 },
+{"fmul.d",     0, INSN_CLASS_ZDINX,   "d,s,t",  MATCH_FMUL_D | MASK_RM, MASK_FMUL_D | MASK_RM, match_opcode, 0 },
+{"fmul.d",     0, INSN_CLASS_ZDINX,   "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 },
+{"fdiv.d",     0, INSN_CLASS_ZDINX,   "d,s,t",  MATCH_FDIV_D | MASK_RM, MASK_FDIV_D | MASK_RM, match_opcode, 0 },
+{"fdiv.d",     0, INSN_CLASS_ZDINX,   "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 },
+{"fsqrt.d",    0, INSN_CLASS_ZDINX,   "d,s",  MATCH_FSQRT_D | MASK_RM, MASK_FSQRT_D | MASK_RM, match_opcode, 0 },
+{"fsqrt.d",    0, INSN_CLASS_ZDINX,   "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 },
+{"fmin.d",     0, INSN_CLASS_ZDINX,   "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 },
+{"fmax.d",     0, INSN_CLASS_ZDINX,   "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 },
+{"fmadd.d",    0, INSN_CLASS_ZDINX,   "d,s,t,r",  MATCH_FMADD_D | MASK_RM, MASK_FMADD_D | MASK_RM, match_opcode, 0 },
+{"fmadd.d",    0, INSN_CLASS_ZDINX,   "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 },
+{"fnmadd.d",   0, INSN_CLASS_ZDINX,   "d,s,t,r",  MATCH_FNMADD_D | MASK_RM, MASK_FNMADD_D | MASK_RM, match_opcode, 0 },
+{"fnmadd.d",   0, INSN_CLASS_ZDINX,   "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 },
+{"fmsub.d",    0, INSN_CLASS_ZDINX,   "d,s,t,r",  MATCH_FMSUB_D | MASK_RM, MASK_FMSUB_D | MASK_RM, match_opcode, 0 },
+{"fmsub.d",    0, INSN_CLASS_ZDINX,   "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 },
+{"fnmsub.d",   0, INSN_CLASS_ZDINX,   "d,s,t,r",  MATCH_FNMSUB_D | MASK_RM, MASK_FNMSUB_D | MASK_RM, match_opcode, 0 },
+{"fnmsub.d",   0, INSN_CLASS_ZDINX,   "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.w.d",   0, INSN_CLASS_ZDINX,   "d,s",  MATCH_FCVT_W_D | MASK_RM, MASK_FCVT_W_D | MASK_RM, match_opcode, 0 },
+{"fcvt.w.d",   0, INSN_CLASS_ZDINX,   "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.wu.d",  0, INSN_CLASS_ZDINX,   "d,s",  MATCH_FCVT_WU_D | MASK_RM, MASK_FCVT_WU_D | MASK_RM, match_opcode, 0 },
+{"fcvt.wu.d",  0, INSN_CLASS_ZDINX,   "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.w",   0, INSN_CLASS_ZDINX,   "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.wu",  0, INSN_CLASS_ZDINX,   "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.d.s",   0, INSN_CLASS_ZDINX,   "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 },
+{"fcvt.s.d",   0, INSN_CLASS_ZDINX,   "d,s",  MATCH_FCVT_S_D | MASK_RM, MASK_FCVT_S_D | MASK_RM, match_opcode, 0 },
+{"fcvt.s.d",   0, INSN_CLASS_ZDINX,   "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 },
+{"fclass.d",   0, INSN_CLASS_ZDINX,   "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 },
+{"feq.d",      0, INSN_CLASS_ZDINX,   "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 },
+{"flt.d",      0, INSN_CLASS_ZDINX,   "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 },
+{"fle.d",      0, INSN_CLASS_ZDINX,   "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 },
+{"fgt.d",      0, INSN_CLASS_ZDINX,   "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 },
+{"fge.d",      0, INSN_CLASS_ZDINX,   "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.l.d",  64, INSN_CLASS_ZDINX, "d,s",  MATCH_FCVT_L_D | MASK_RM, MASK_FCVT_L_D | MASK_RM, match_opcode, 0 },
+{"fcvt.l.d",  64, INSN_CLASS_ZDINX, "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.lu.d", 64, INSN_CLASS_ZDINX, "d,s",  MATCH_FCVT_LU_D | MASK_RM, MASK_FCVT_LU_D | MASK_RM, match_opcode, 0 },
+{"fcvt.lu.d", 64, INSN_CLASS_ZDINX, "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.l",  64, INSN_CLASS_ZDINX, "d,s",  MATCH_FCVT_D_L | MASK_RM, MASK_FCVT_D_L | MASK_RM, match_opcode, 0 },
+{"fcvt.d.l",  64, INSN_CLASS_ZDINX, "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 },
+{"fcvt.d.lu", 64, INSN_CLASS_ZDINX, "d,s",  MATCH_FCVT_D_LU | MASK_RM, MASK_FCVT_D_L | MASK_RM, match_opcode, 0 },
+{"fcvt.d.lu", 64, INSN_CLASS_ZDINX, "d,s,m",  MATCH_FCVT_D_LU, MASK_FCVT_D_LU, match_opcode, 0 },
 
 /* Quad-precision floating-point instruction subset.  */
 {"flq",        0, INSN_CLASS_Q,   "D,o(s)",    MATCH_FLQ, MASK_FLQ, match_opcode, INSN_DREF|INSN_16_BYTE },
@@ -649,58 +744,109 @@ const struct riscv_opcode riscv_opcodes[] =
 {"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 },
+{"fneg.q",     0, INSN_CLASS_ZQINX,   "d,x",       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 },
+{"fabs.q",     0, INSN_CLASS_ZQINX,   "d,x",       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 },
+{"fsgnj.q",    0, INSN_CLASS_ZQINX,   "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 },
+{"fsgnjn.q",   0, INSN_CLASS_ZQINX,   "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 },
+{"fsgnjx.q",   0, INSN_CLASS_ZQINX,   "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 },
+{"fadd.q",     0, INSN_CLASS_ZQINX,   "d,s,t",     MATCH_FADD_Q|MASK_RM, MASK_FADD_Q|MASK_RM, match_opcode, 0 },
+{"fadd.q",     0, INSN_CLASS_ZQINX,   "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 },
+{"fsub.q",     0, INSN_CLASS_ZQINX,   "d,s,t",     MATCH_FSUB_Q|MASK_RM, MASK_FSUB_Q|MASK_RM, match_opcode, 0 },
+{"fsub.q",     0, INSN_CLASS_ZQINX,   "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 },
+{"fmul.q",     0, INSN_CLASS_ZQINX,   "d,s,t",     MATCH_FMUL_Q|MASK_RM, MASK_FMUL_Q|MASK_RM, match_opcode, 0 },
+{"fmul.q",     0, INSN_CLASS_ZQINX,   "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 },
+{"fdiv.q",     0, INSN_CLASS_ZQINX,   "d,s,t",     MATCH_FDIV_Q|MASK_RM, MASK_FDIV_Q|MASK_RM, match_opcode, 0 },
+{"fdiv.q",     0, INSN_CLASS_ZQINX,   "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 },
+{"fsqrt.q",    0, INSN_CLASS_ZQINX,   "d,s",       MATCH_FSQRT_Q|MASK_RM, MASK_FSQRT_Q|MASK_RM, match_opcode, 0 },
+{"fsqrt.q",    0, INSN_CLASS_ZQINX,   "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 },
+{"fmin.q",     0, INSN_CLASS_ZQINX,   "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 },
+{"fmax.q",     0, INSN_CLASS_ZQINX,   "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 },
+{"fmadd.q",    0, INSN_CLASS_ZQINX,   "d,s,t,r",   MATCH_FMADD_Q|MASK_RM, MASK_FMADD_Q|MASK_RM, match_opcode, 0 },
+{"fmadd.q",    0, INSN_CLASS_ZQINX,   "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 },
+{"fnmadd.q",   0, INSN_CLASS_ZQINX,   "d,s,t,r",   MATCH_FNMADD_Q|MASK_RM, MASK_FNMADD_Q|MASK_RM, match_opcode, 0 },
+{"fnmadd.q",   0, INSN_CLASS_ZQINX,   "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 },
+{"fmsub.q",    0, INSN_CLASS_ZQINX,   "d,s,t,r",   MATCH_FMSUB_Q|MASK_RM, MASK_FMSUB_Q|MASK_RM, match_opcode, 0 },
+{"fmsub.q",    0, INSN_CLASS_ZQINX,   "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 },
+{"fnmsub.q",   0, INSN_CLASS_ZQINX,   "d,s,t,r",   MATCH_FNMSUB_Q|MASK_RM, MASK_FNMSUB_Q|MASK_RM, match_opcode, 0 },
+{"fnmsub.q",   0, INSN_CLASS_ZQINX,   "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.w.q",   0, INSN_CLASS_ZQINX,   "d,s",       MATCH_FCVT_W_Q|MASK_RM, MASK_FCVT_W_Q|MASK_RM, match_opcode, 0 },
+{"fcvt.w.q",   0, INSN_CLASS_ZQINX,   "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.wu.q",  0, INSN_CLASS_ZQINX,   "d,s",       MATCH_FCVT_WU_Q|MASK_RM, MASK_FCVT_WU_Q|MASK_RM, match_opcode, 0 },
+{"fcvt.wu.q",  0, INSN_CLASS_ZQINX,   "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.w",   0, INSN_CLASS_ZQINX,   "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.wu",  0, INSN_CLASS_ZQINX,   "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.s",   0, INSN_CLASS_ZQINX,   "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.q.d",   0, INSN_CLASS_ZQINX,   "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.s.q",   0, INSN_CLASS_ZQINX,   "d,s",       MATCH_FCVT_S_Q|MASK_RM, MASK_FCVT_S_Q|MASK_RM, match_opcode, 0 },
+{"fcvt.s.q",   0, INSN_CLASS_ZQINX,   "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 },
+{"fcvt.d.q",   0, INSN_CLASS_ZQINX,   "d,s",       MATCH_FCVT_D_Q|MASK_RM, MASK_FCVT_D_Q|MASK_RM, match_opcode, 0 },
+{"fcvt.d.q",   0, INSN_CLASS_ZQINX,   "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 },
+{"fclass.q",   0, INSN_CLASS_ZQINX,   "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 },
+{"feq.q",      0, INSN_CLASS_ZQINX,   "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 },
+{"flt.q",      0, INSN_CLASS_ZQINX,   "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 },
+{"fle.q",      0, INSN_CLASS_ZQINX,   "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 },
+{"fgt.q",      0, INSN_CLASS_ZQINX,   "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 },
+{"fge.q",      0, INSN_CLASS_ZQINX,   "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.l.q",  64, INSN_CLASS_ZQINX,   "d,s",       MATCH_FCVT_L_Q|MASK_RM, MASK_FCVT_L_Q|MASK_RM, match_opcode, 0 },
+{"fcvt.l.q",  64, INSN_CLASS_ZQINX,   "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.lu.q", 64, INSN_CLASS_ZQINX,   "d,s",       MATCH_FCVT_LU_Q|MASK_RM, MASK_FCVT_LU_Q|MASK_RM, match_opcode, 0 },
+{"fcvt.lu.q", 64, INSN_CLASS_ZQINX,   "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.l",  64, INSN_CLASS_ZQINX,   "d,s",       MATCH_FCVT_Q_L|MASK_RM, MASK_FCVT_Q_L|MASK_RM, match_opcode, 0 },
+{"fcvt.q.l",  64, INSN_CLASS_ZQINX,   "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 },
+{"fcvt.q.lu", 64, INSN_CLASS_ZQINX,   "d,s",       MATCH_FCVT_Q_LU|MASK_RM, MASK_FCVT_Q_L|MASK_RM, match_opcode, 0 },
+{"fcvt.q.lu", 64, INSN_CLASS_ZQINX,   "d,s,m",     MATCH_FCVT_Q_LU, MASK_FCVT_Q_LU, match_opcode, 0 },
 
 /* Compressed instructions.  */
 {"c.unimp",    0, INSN_CLASS_C,   "",          0, 0xffffU,  match_opcode, 0 },
-- 
2.25.1


  parent reply	other threads:[~2021-10-28 16:48 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-28 16:47 [PATCH 0/3] RISC-V: Zfinx extension support jiawei
2021-10-28 16:47 ` [PATCH 1/3] RISC-V: Add mininal support for z[fdq]inx jiawei
2021-11-09  6:32   ` Nelson Chu
2021-10-28 16:47 ` jiawei [this message]
2021-11-09  9:51   ` [PATCH 2/3] RISC-V: Add instructions and operand set " Nelson Chu
2021-10-28 16:47 ` [PATCH 3/3] RISC-V: Add testcases and disassemble support " jiawei
2021-11-09 10:03   ` Nelson Chu
2021-11-09 10:06 ` [PATCH 0/3] RISC-V: Zfinx extension support Nelson Chu

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