/* NDS32-specific support for 32-bit ELF.
  Copyright (C) 2012-2024 Free Software Foundation, Inc.
  Contributed by Andes Technology Corporation.

  This file is part of BFD, the Binary File Descriptor library.

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 3 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
  02110-1301, USA.  */


#include "sysdep.h"

#include <stdint.h>
#include <assert.h>

#include "safe-ctype.h"
#include "libiberty.h"
#include "hashtab.h"
#include "bfd.h"
#include "opintl.h"

#include <config.h>
#include <stdlib.h>
#include <string.h>

#include "opcode/nds32.h"
#include "nds32-asm.h"

/* There at at most MAX_LEX_NUM lexical elements in a syntax.  */
#define MAX_LEX_NUM             32
/* A operand in syntax string should be at most this long.  */
#define MAX_LEX_LEN             64
/* The max length of a keyword can be.  */
#define MAX_KEYWORD_LEN         32
/* This LEX is a plain char or operand.  */
#define IS_LEX_CHAR(c)          (((c) >> 7) == 0)
#define LEX_SET_FIELD(k,c)      ((c) | (((k) + 1) << 8))
#define LEX_GET_FIELD(k,c)      (nds32_field_table[k])[((c) & 0xff)]
/* Get the char in this lexical element.  */
#define LEX_CHAR(c)             ((c) & 0xff)

#define USRIDX(group, usr)      ((group) | ((usr) << 5))
#define SRIDX(major, minor, ext) \
                          (((major) << 7) | ((minor) << 3) | (ext))

static int parse_re (struct nds32_asm_desc *, struct nds32_asm_insn *,
                    char **, int64_t *);
static int parse_re2 (struct nds32_asm_desc *, struct nds32_asm_insn *,
                     char **, int64_t *);
static int parse_fe5 (struct nds32_asm_desc *, struct nds32_asm_insn *,
                     char **, int64_t *);
static int parse_pi5 (struct nds32_asm_desc *, struct nds32_asm_insn *,
                     char **, int64_t *);
static int parse_aext_reg (struct nds32_asm_desc *, char **,
                          int *, int);
static int parse_a30b20 (struct nds32_asm_desc *, struct nds32_asm_insn *,
                        char **, int64_t *);
static int parse_rt21 (struct nds32_asm_desc *, struct nds32_asm_insn *,
                      char **, int64_t *);
static int parse_rte_start (struct nds32_asm_desc *, struct nds32_asm_insn *,
                           char **, int64_t *);
static int parse_rte_end (struct nds32_asm_desc *, struct nds32_asm_insn *,
                         char **, int64_t *);
static int parse_rte69_start (struct nds32_asm_desc *, struct nds32_asm_insn *,
                             char **, int64_t *);
static int parse_rte69_end (struct nds32_asm_desc *, struct nds32_asm_insn *,
                           char **, int64_t *);
static int parse_im5_ip (struct nds32_asm_desc *, struct nds32_asm_insn *,
                        char **, int64_t *);
static int parse_im5_mr (struct nds32_asm_desc *, struct nds32_asm_insn *,
                        char **, int64_t *);
static int parse_im6_ip (struct nds32_asm_desc *, struct nds32_asm_insn *,
                        char **, int64_t *);
static int parse_im6_iq (struct nds32_asm_desc *, struct nds32_asm_insn *,
                        char **, int64_t *);
static int parse_im6_mr (struct nds32_asm_desc *, struct nds32_asm_insn *,
                        char **, int64_t *);
static int parse_im6_ms (struct nds32_asm_desc *, struct nds32_asm_insn *,
                        char **, int64_t *);

/* These are operand prefixes for input/output semantic.

    %   input
    =   output
    &   both
    {}  optional operand

  Field table for operands and bit-fields.  */

const field_t nds32_operand_fields[] =
{
 {"rt",        20, 5, 0, HW_GPR, NULL},
 {"ra",        15, 5, 0, HW_GPR, NULL},
 {"rb",        10, 5, 0, HW_GPR, NULL},
 {"rd",        5, 5, 0, HW_GPR, NULL},
 {"re",        10, 5, 0, HW_GPR, parse_re},    /* lmw smw lmwa smwa.  */
 {"fst",       20, 5, 0, HW_FSR, NULL},
 {"fsa",       15, 5, 0, HW_FSR, NULL},
 {"fsb",       10, 5, 0, HW_FSR, NULL},
 {"fdt",       20, 5, 0, HW_FDR, NULL},
 {"fda",       15, 5, 0, HW_FDR, NULL},
 {"fdb",       10, 5, 0, HW_FDR, NULL},
 {"cprt",      20, 5, 0, HW_CPR, NULL},
 {"cp",        13, 2, 0, HW_CP, NULL},
 {"sh",        5, 5, 0, HW_UINT, NULL},        /* sh in ALU instructions.  */
 {"sv",        8, 2, 0, HW_UINT, NULL},        /* sv in MEM instructions.  */
 {"dt",        21, 1, 0, HW_DXR, NULL},
 {"usr",       10, 10, 0, HW_USR, NULL},       /* User Special Registers.  */
 {"sr",        10, 10, 0, HW_SR, NULL},        /* System Registers.  */
 {"ridx",      10, 10, 0, HW_UINT, NULL},      /* Raw value for mfusr/mfsr.  */
 {"enb4",      6, 4, 0, HW_UINT, NULL},        /* Enable4 for LSMW.  */
 {"swid",      5, 15, 0, HW_UINT, NULL},
 {"stdby_st",  5, 2, 0, HW_STANDBY_ST, NULL},
 {"tlbop_st",  5, 5, 0, HW_TLBOP_ST, NULL},
 {"tlbop_stx", 5, 5, 0, HW_UINT, NULL},
 {"cctl_st0",  5, 5, 0, HW_CCTL_ST0, NULL},
 {"cctl_st1",  5, 5, 0, HW_CCTL_ST1, NULL},
 {"cctl_st2",  5, 5, 0, HW_CCTL_ST2, NULL},
 {"cctl_st3",  5, 5, 0, HW_CCTL_ST3, NULL},
 {"cctl_st4",  5, 5, 0, HW_CCTL_ST4, NULL},
 {"cctl_st5",  5, 5, 0, HW_CCTL_ST5, NULL},
 {"cctl_stx",  5, 5, 0, HW_UINT, NULL},
 {"cctl_lv",   10, 1, 0, HW_CCTL_LV, NULL},
 {"msync_st",  5, 3, 0, HW_MSYNC_ST, NULL},
 {"msync_stx", 5, 3, 0, HW_UINT, NULL},
 {"dpref_st",  20, 4, 0, HW_DPREF_ST, NULL},
 {"rt5",       5, 5, 0, HW_GPR, NULL},
 {"ra5",       0, 5, 0, HW_GPR, NULL},
 {"rt4",       5, 4, 0, HW_GPR, NULL},
 {"rt3",       6, 3, 0, HW_GPR, NULL},
 {"rt38",      8, 3, 0, HW_GPR, NULL}, /* rt3 used in 38 form.  */
 {"ra3",       3, 3, 0, HW_GPR, NULL},
 {"rb3",       0, 3, 0, HW_GPR, NULL},
 {"rt5e",      4, 4, 1, HW_GPR, NULL}, /* for movd44.  */
 {"ra5e",      0, 4, 1, HW_GPR, NULL}, /* for movd44.  */
 {"re2",       5, 2, 0, HW_GPR, parse_re2},    /* re in push25/pop25.  */
 {"fe5",       0, 5, 2, HW_UINT, parse_fe5},   /* imm5u in lwi45.fe.  */
 {"pi5",       0, 5, 0, HW_UINT, parse_pi5},   /* imm5u in movpi45.  */
 {"abdim",     2, 3, 0, HW_ABDIM, NULL},       /* Flags for LSMW.  */
 {"abm",       2, 3, 0, HW_ABM, NULL}, /* Flags for LSMWZB.  */
 {"dtiton",    8, 2, 0, HW_DTITON, NULL},
 {"dtitoff",   8, 2, 0, HW_DTITOFF, NULL},

 {"i5s",       0, 5, 0, HW_INT, NULL},
 {"i10s",      0, 10, 0, HW_INT, NULL},
 {"i15s",      0, 15, 0, HW_INT, NULL},
 {"i19s",      0, 19, 0, HW_INT, NULL},
 {"i20s",      0, 20, 0, HW_INT, NULL},
 {"i8s1",      0, 8, 1, HW_INT, NULL},
 {"i11br3",    8, 11, 0, HW_INT, NULL},
 {"i14s1",     0, 14, 1, HW_INT, NULL},
 {"i15s1",     0, 15, 1, HW_INT, NULL},
 {"i16s1",     0, 16, 1, HW_INT, NULL},
 {"i16u5",     5, 16, 0, HW_UINT, NULL},
 {"i18s1",     0, 18, 1, HW_INT, NULL},
 {"i24s1",     0, 24, 1, HW_INT, NULL},
 {"i8s2",      0, 8, 2, HW_INT, NULL},
 {"i12s2",     0, 12, 2, HW_INT, NULL},
 {"i15s2",     0, 15, 2, HW_INT, NULL},
 {"i17s2",     0, 17, 2, HW_INT, NULL},
 {"i19s2",     0, 19, 2, HW_INT, NULL},
 {"i3u",       0, 3, 0, HW_UINT, NULL},
 {"i5u",       0, 5, 0, HW_UINT, NULL},
 {"ib5u",      10, 5, 0, HW_UINT, NULL},       /* imm5 field in ALU.  */
 {"ib5s",      10, 5, 0, HW_INT, NULL},        /* imm5 field in ALU.  */
 {"ia3u",      3, 3, 0, HW_UINT, NULL},        /* for bmski33, fexti33.  */
 {"i8u",       0, 8, 0, HW_UINT, NULL},
 {"ib8u",      7, 8, 0, HW_UINT, NULL},        /* for ffbi.  */
 {"i15u",      0, 15, 0, HW_UINT, NULL},
 {"i20u",      0, 20, 0, HW_UINT, NULL},
 {"i3u1",      0, 3, 1, HW_UINT, NULL},
 {"i9u1",      0, 9, 1, HW_UINT, NULL},
 {"i3u2",      0, 3, 2, HW_UINT, NULL},
 {"i6u2",      0, 6, 2, HW_UINT, NULL},
 {"i7u2",      0, 7, 2, HW_UINT, NULL},
 {"i5u3",      0, 5, 3, HW_UINT, NULL},        /* for pop25/pop25.  */
 {"i15s3",     0, 15, 3, HW_INT, NULL},        /* for dprefi.d.  */
 {"ib4u",      10, 4, 0, HW_UINT, NULL},       /* imm5 field in ALU.  */
 {"ib2u",      10, 2, 0, HW_UINT, NULL},       /* imm5 field in ALU.  */

 {"a_rt",      15, 5, 0, HW_GPR, NULL},  /* for audio-extension.  */
 {"a_ru",      10, 5, 0, HW_GPR, NULL},  /* for audio-extension.  */
 {"a_dx",      9, 1, 0, HW_DXR, NULL},  /* for audio-extension.  */
 {"a_a30",     16, 4, 0, HW_GPR, parse_a30b20},  /* for audio-extension.  */
 {"a_b20",     12, 4, 0, HW_GPR, parse_a30b20},  /* for audio-extension.  */
 {"a_rt21",    5, 7, 0, HW_GPR, parse_rt21},  /* for audio-extension.  */
 {"a_rte",     5, 7, 0, HW_GPR, parse_rte_start},  /* for audio-extension.  */
 {"a_rte1",    5, 7, 0, HW_GPR, parse_rte_end},  /* for audio-extension.  */
 {"a_rte69",   6, 4, 0, HW_GPR, parse_rte69_start},  /* for audio-extension.  */
 {"a_rte69_1", 6, 4, 0, HW_GPR, parse_rte69_end},  /* for audio-extension.  */
 {"dhy",       5, 2, 0, HW_AEXT_ACC, NULL},  /* for audio-extension.  */
 {"dxh",       15, 2, 0, HW_AEXT_ACC, NULL},  /* for audio-extension.  */
 {"aridx",     0, 5, 0, HW_AEXT_ARIDX, NULL},  /* for audio-extension.  */
 {"aridx2",    0, 5, 0, HW_AEXT_ARIDX2, NULL},  /* for audio-extension.  */
 {"aridxi",    16, 4, 0, HW_AEXT_ARIDXI, NULL},  /* for audio-extension.  */
 {"aridxi_mx", 16, 4, 0, HW_AEXT_ARIDXI_MX, NULL},  /* for audio-extension.  */
 {"imm16s",    0, 16, 0, HW_INT, NULL},  /* for audio-extension.  */
 {"imm16u",    0, 16, 0, HW_UINT, NULL},  /* for audio-extension.  */
 {"im5_i",     0, 5, 0, HW_AEXT_IM_I, parse_im5_ip},  /* for audio-extension.  */
 {"im5_m",     0, 5, 0, HW_AEXT_IM_M, parse_im5_mr},  /* for audio-extension.  */
 {"im6_ip",    0, 2, 0, HW_AEXT_IM_I, parse_im6_ip},  /* for audio-extension.  */
 {"im6_iq",    0, 2, 0, HW_AEXT_IM_I, parse_im6_iq},  /* for audio-extension.  */
 {"im6_mr",    2, 2, 0, HW_AEXT_IM_M, parse_im6_mr},  /* for audio-extension.  */
 {"im6_ms",    4, 2, 0, HW_AEXT_IM_M, parse_im6_ms},  /* for audio-extension.  */
 {"cp45",      4, 2, 0, HW_CP, NULL},  /* for cop-extension.  */
 {"i12u",      8, 12, 0, HW_UINT, NULL},  /* for cop-extension.  */
 {"cpi19",     6, 19, 0, HW_UINT, NULL},  /* for cop-extension.  */
 {NULL, 0, 0, 0, 0, NULL}
};

#define DEF_REG(r)              (N32_BIT (r))
#define USE_REG(r)              (N32_BIT (r))
#define RT(r)                   (r << 20)
#define RA(r)                   (r << 15)
#define RB(r)                   (r << 10)
#define RA5(r)                  (r)

struct nds32_opcode nds32_opcodes[] =
{
 /* opc6_encoding table OPC_6.  */
 {"lbi", "=rt,[%ra{+%i15s}]",          OP6 (LBI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lhi", "=rt,[%ra{+%i15s1}]",         OP6 (LHI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lwi", "=rt,[%ra{+%i15s2}]",         OP6 (LWI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lbi.bi", "=rt,[%ra],%i15s",         OP6 (LBI_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lhi.bi", "=rt,[%ra],%i15s1",        OP6 (LHI_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lwi.bi", "=rt,[%ra],%i15s2",        OP6 (LWI_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sbi", "%rt,[%ra{+%i15s}]",          OP6 (SBI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"shi", "%rt,[%ra{+%i15s1}]",         OP6 (SHI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"swi", "%rt,[%ra{+%i15s2}]",         OP6 (SWI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sbi.bi", "%rt,[%ra],%i15s",         OP6 (SBI_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"shi.bi", "%rt,[%ra],%i15s1",        OP6 (SHI_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"swi.bi", "%rt,[%ra],%i15s2",        OP6 (SWI_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},

 {"lbsi", "=rt,[%ra{+%i15s}]",         OP6 (LBSI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lhsi", "=rt,[%ra{+%i15s1}]",        OP6 (LHSI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lbsi.bi", "=rt,[%ra],%i15s",        OP6 (LBSI_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lhsi.bi", "=rt,[%ra],%i15s1",       OP6 (LHSI_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"movi", "=rt,%i20s",         OP6 (MOVI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sethi", "=rt,%i20u",        OP6 (SETHI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"addi", "=rt,%ra,%i15s",     OP6 (ADDI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"subri", "=rt,%ra,%i15s",    OP6 (SUBRI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"andi", "=rt,%ra,%i15u",     OP6 (ANDI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"xori", "=rt,%ra,%i15u",     OP6 (XORI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"ori", "=rt,%ra,%i15u",      OP6 (ORI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"slti", "=rt,%ra,%i15s",     OP6 (SLTI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sltsi", "=rt,%ra,%i15s",    OP6 (SLTSI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"bitci", "=rt,%ra,%i15u",    OP6 (BITCI), 4, ATTR_V3, 0, NULL, 0, NULL},

 /* seg-DPREFI.  */
 {"dprefi.w", "%dpref_st,[%ra{+%i15s2}]",      OP6 (DPREFI), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"dprefi.d", "%dpref_st,[%ra{+%i15s3}]",      OP6 (DPREFI) | N32_BIT (24), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 /* seg-LBGP.  */
 {"lbi.gp", "=rt,[+%i19s]",    OP6 (LBGP), 4, ATTR (GPREL) | ATTR_V2UP, USE_REG (29), NULL, 0, NULL},
 {"lbsi.gp", "=rt,[+%i19s]",   OP6 (LBGP) | N32_BIT (19), 4, ATTR (GPREL) | ATTR_V2UP, USE_REG (29), NULL, 0, NULL},
 /* seg-LWC/0.  */
 {"cplwi", "%cp,=cprt,[%ra{+%i12s2}]",         OP6 (LWC), 4, 0, 0, NULL, 0, NULL},
 {"cplwi.bi", "%cp,=cprt,[%ra],%i12s2",        OP6 (LWC) | N32_BIT (12), 4, 0, 0, NULL, 0, NULL},
 /* seg-SWC/0.  */
 {"cpswi", "%cp,=cprt,[%ra{+%i12s2}]",         OP6 (SWC), 4, 0, 0, NULL, 0, NULL},
 {"cpswi.bi", "%cp,=cprt,[%ra],%i12s2",        OP6 (SWC) | N32_BIT (12), 4, 0, 0, NULL, 0, NULL},
 /* seg-LDC/0.  */
 {"cpldi", "%cp,%cprt,[%ra{+%i12s2}]",         OP6 (LDC), 4, 0, 0, NULL, 0, NULL},
 {"cpldi.bi", "%cp,%cprt,[%ra],%i12s2",        OP6 (LDC) | N32_BIT (12), 4, 0, 0, NULL, 0, NULL},
 /* seg-SDC/0.  */
 {"cpsdi", "%cp,%cprt,[%ra{+%i12s2}]",         OP6 (SDC), 4, 0, 0, NULL, 0, NULL},
 {"cpsdi.bi", "%cp,%cprt,[%ra],%i12s2",        OP6 (SDC) | N32_BIT (12), 4, 0, 0, NULL, 0, NULL},
 /* seg-LSMW.  */
 {"lmw", "%abdim %rt,[%ra],%re{,%enb4}",       LSMW (LSMW), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lmwa", "%abdim %rt,[%ra],%re{,%enb4}",      LSMW (LSMWA), 4, ATTR_V3MEX_V2, 0, NULL, 0, NULL},
 {"lmwzb", "%abm %rt,[%ra],%re{,%enb4}",       LSMW (LSMWZB), 4, ATTR (STR_EXT), 0, NULL, 0, NULL},
 {"smw", "%abdim %rt,[%ra],%re{,%enb4}",       LSMW (LSMW) | N32_BIT (5), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"smwa", "%abdim %rt,[%ra],%re{,%enb4}",      LSMW (LSMWA) | N32_BIT (5), 4, ATTR_V3MEX_V2, 0, NULL, 0, NULL},
 {"smwzb", "%abm %rt,[%ra],%re{,%enb4}",       LSMW (LSMWZB) | N32_BIT (5), 4, ATTR (STR_EXT), 0, NULL, 0, NULL},
 /* seg-HWGP.  */
 {"lhi.gp", "=rt,[+%i18s1]",   OP6 (HWGP), 4, ATTR (GPREL) | ATTR_V2UP, USE_REG (29), NULL, 0, NULL},
 {"lhsi.gp", "=rt,[+%i18s1]",  OP6 (HWGP) | (2 << 17), 4, ATTR (GPREL) | ATTR_V2UP, USE_REG (29), NULL, 0, NULL},
 {"shi.gp", "%rt,[+%i18s1]",   OP6 (HWGP) | (4 << 17), 4, ATTR (GPREL) | ATTR_V2UP, USE_REG (29), NULL, 0, NULL},
 {"lwi.gp", "=rt,[+%i17s2]",   OP6 (HWGP) | (6 << 17), 4, ATTR (GPREL) | ATTR_V2UP, USE_REG (29), NULL, 0, NULL},
 {"swi.gp", "%rt,[+%i17s2]",   OP6 (HWGP) | (7 << 17), 4, ATTR (GPREL) | ATTR_V2UP, USE_REG (29), NULL, 0, NULL},

 /* seg-SBGP.  */
 {"sbi.gp", "%rt,[+%i19s]",    OP6 (SBGP), 4, ATTR (GPREL) | ATTR_V2UP, USE_REG (29), NULL, 0, NULL},
 {"addi.gp", "=rt,%i19s",      OP6 (SBGP) | N32_BIT (19), 4, ATTR (GPREL) | ATTR_V2UP, USE_REG (29), NULL, 0, NULL},
 /* seg-JI.  */
 {"j", "%i24s1",       OP6 (JI), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 {"jal", "%i24s1",     OP6 (JI) | N32_BIT (24), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-JREG.  */
 {"jr", "%rb",                 JREG (JR), 4, ATTR (BRANCH) | ATTR_ALL, 0, NULL, 0, NULL},
 {"jral", "%rt,%rb",           JREG (JRAL), 4, ATTR (BRANCH) | ATTR_ALL, 0, NULL, 0, NULL},
 {"jrnez", "%rb",              JREG (JRNEZ), 4, ATTR (BRANCH) | ATTR_V3, 0, NULL, 0, NULL},
 {"jralnez", "%rt,%rb",        JREG (JRALNEZ), 4, ATTR (BRANCH) | ATTR_V3, 0, NULL, 0, NULL},
 {"ret", "%rb",                JREG (JR) | JREG_RET, 4, ATTR (BRANCH) | ATTR_ALL, 0, NULL, 0, NULL},
 {"jral", "%rb",               JREG (JRAL) | RT (30), 4, ATTR (BRANCH) | ATTR_ALL, 0, NULL, 0, NULL},
 {"jralnez", "%rb",            JREG (JRALNEZ) | RT (30), 4, ATTR (BRANCH) | ATTR_V3, 0, NULL, 0, NULL},
 {"ret", "",                   JREG (JR) | JREG_RET | RB (30), 4, ATTR (BRANCH) | ATTR_ALL, 0, NULL, 0, NULL},
 {"jr", "%dtitoff %rb",        JREG (JR), 4, ATTR (BRANCH) | ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"ret", "%dtitoff %rb",       JREG (JR) | JREG_RET, 4, ATTR (BRANCH) | ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"jral", "%dtiton %rt,%rb",   JREG (JRAL), 4, ATTR (BRANCH) | ATTR_ALL, 0, NULL, 0, NULL},
 {"jral", "%dtiton %rb",       JREG (JRAL) | RT (30), 4, ATTR (BRANCH) | ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-BR1.  */
 {"beq", "%rt,%ra,%i14s1",     OP6 (BR1), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 {"bne", "%rt,%ra,%i14s1",     OP6 (BR1) | N32_BIT (14), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-BR2.  */
 {"beqz", "%rt,%i16s1",        BR2 (BEQZ), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 {"bnez", "%rt,%i16s1",        BR2 (BNEZ), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 {"bgez", "%rt,%i16s1",        BR2 (BGEZ), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 {"bltz", "%rt,%i16s1",        BR2 (BLTZ), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 {"bgtz", "%rt,%i16s1",        BR2 (BGTZ), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 {"blez", "%rt,%i16s1",        BR2 (BLEZ), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 {"bgezal", "%rt,%i16s1",      BR2 (BGEZAL), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 {"bltzal", "%rt,%i16s1",      BR2 (BLTZAL), 4, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-BR3.  */
 {"beqc", "%rt,%i11br3,%i8s1", OP6 (BR3), 4, ATTR_PCREL | ATTR_V3MUP, 0, NULL, 0, NULL},
 {"bnec", "%rt,%i11br3,%i8s1", OP6 (BR3) | N32_BIT (19), 4, ATTR_PCREL | ATTR_V3MUP, 0, NULL, 0, NULL},
 /* seg-SIMD.  */
 {"pbsad", "%rt,%ra,%rb", SIMD (PBSAD), 4, ATTR (PERF2_EXT), 0, NULL, 0, NULL},
 {"pbsada", "%rt,%ra,%rb", SIMD (PBSADA), 4, ATTR (PERF2_EXT), 0, NULL, 0, NULL},
 /* seg-ALU1.  */
 {"add", "=rt,%ra,%rb",        ALU1 (ADD), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sub", "=rt,%ra,%rb",        ALU1 (SUB), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"and", "=rt,%ra,%rb",        ALU1 (AND), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"xor", "=rt,%ra,%rb",        ALU1 (XOR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"or", "=rt,%ra,%rb",         ALU1 (OR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"nor", "=rt,%ra,%rb",        ALU1 (NOR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"slt", "=rt,%ra,%rb",        ALU1 (SLT), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"slts", "=rt,%ra,%rb",       ALU1 (SLTS), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"slli", "=rt,%ra,%ib5u",     ALU1 (SLLI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"srli", "=rt,%ra,%ib5u",     ALU1 (SRLI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"srai", "=rt,%ra,%ib5u",     ALU1 (SRAI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"rotri", "=rt,%ra,%ib5u",    ALU1 (ROTRI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sll", "=rt,%ra,%rb",        ALU1 (SLL), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"srl", "=rt,%ra,%rb",        ALU1 (SRL), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sra", "=rt,%ra,%rb",        ALU1 (SRA), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"rotr", "=rt,%ra,%rb",       ALU1 (ROTR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"seb", "=rt,%ra",            ALU1 (SEB), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"seh", "=rt,%ra",            ALU1 (SEH), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"bitc", "=rt,%ra,%rb",       ALU1 (BITC), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"zeh", "=rt,%ra",            ALU1 (ZEH), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"wsbh", "=rt,%ra",           ALU1 (WSBH), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"divsr", "=rt,=rd,%ra,%rb",  ALU1 (DIVSR), 4, ATTR (DIV) | ATTR_V2UP, 0, NULL, 0, NULL},
 {"divr", "=rt,=rd,%ra,%rb",   ALU1 (DIVR), 4, ATTR (DIV) | ATTR_V2UP, 0, NULL, 0, NULL},
 {"sva", "=rt,%ra,%rb",        ALU1 (SVA), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"svs", "=rt,%ra,%rb",        ALU1 (SVS), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"cmovz", "=rt,%ra,%rb",      ALU1 (CMOVZ), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"cmovn", "=rt,%ra,%rb",      ALU1 (CMOVN), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"or_srli", "=rt,%ra,%rb,%sh",        ALU1 (OR_SRLI), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"add_srli", "=rt,%ra,%rb,%sh",       ALU1 (ADD_SRLI), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"sub_srli", "=rt,%ra,%rb,%sh",       ALU1 (SUB_SRLI), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"and_srli", "=rt,%ra,%rb,%sh",       ALU1 (AND_SRLI), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"xor_srli", "=rt,%ra,%rb,%sh",       ALU1 (XOR_SRLI), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"add_slli", "=rt,%ra,%rb,%sh",       ALU1 (ADD), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"sub_slli", "=rt,%ra,%rb,%sh",       ALU1 (SUB), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"and_slli", "=rt,%ra,%rb,%sh",       ALU1 (AND), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"xor_slli", "=rt,%ra,%rb,%sh",       ALU1 (XOR), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"or_slli", "=rt,%ra,%rb,%sh",        ALU1 (OR), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"nop", "",   ALU1 (SRLI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-ALU2.  */
 {"max", "=rt,%ra,%rb",        ALU2 (MAX), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"min", "=rt,%ra,%rb",        ALU2 (MIN), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"ave", "=rt,%ra,%rb",        ALU2 (AVE), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"abs", "=rt,%ra",            ALU2 (ABS), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"clips", "=rt,%ra,%ib5u",    ALU2 (CLIPS), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"clip", "=rt,%ra,%ib5u",     ALU2 (CLIP), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"clo", "=rt,%ra",            ALU2 (CLO), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"clz", "=rt,%ra",            ALU2 (CLZ), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"bset", "=rt,%ra,%ib5u",     ALU2 (BSET), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"bclr", "=rt,%ra,%ib5u",     ALU2 (BCLR), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"btgl", "=rt,%ra,%ib5u",     ALU2 (BTGL), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"btst", "=rt,%ra,%ib5u",     ALU2 (BTST), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"bse", "=rt,%ra,=rb",        ALU2 (BSE), 4, ATTR (PERF2_EXT), 0, NULL, 0, NULL},
 {"bsp", "=rt,%ra,=rb",        ALU2 (BSP), 4, ATTR (PERF2_EXT), 0, NULL, 0, NULL},
 {"ffzmism", "=rt,%ra,%rb",    ALU2 (FFZMISM), 4, ATTR (STR_EXT), 0, NULL, 0, NULL},
 {"mfusr", "=rt,%usr",         ALU2 (MFUSR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mtusr", "%rt,%usr",         ALU2 (MTUSR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mfusr", "=rt,%ridx",        ALU2 (MFUSR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mtusr", "%rt,%ridx",        ALU2 (MTUSR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mul", "=rt,%ra,%rb",        ALU2 (MUL), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"madds64", "=dt,%ra,%rb",    ALU2 (MADDS64), 4, ATTR (MAC) | ATTR_ALL, 0, NULL, 0, NULL},
 {"madd64", "=dt,%ra,%rb",     ALU2 (MADD64), 4, ATTR (MAC) | ATTR_ALL, 0, NULL, 0, NULL},
 {"msubs64", "=dt,%ra,%rb",    ALU2 (MSUBS64), 4, ATTR (MAC) | ATTR_ALL, 0, NULL, 0, NULL},
 {"msub64", "=dt,%ra,%rb",     ALU2 (MSUB64), 4, ATTR (MAC) | ATTR_ALL, 0, NULL, 0, NULL},
 {"divs", "=dt,%ra,%rb",       ALU2 (DIVS), 4, ATTR (DIV) | ATTR (DXREG), 0, NULL, 0, NULL},
 {"div", "=dt,%ra,%rb",        ALU2 (DIV), 4, ATTR (DIV) | ATTR (DXREG), 0, NULL, 0, NULL},
 {"mult32", "=dt,%ra,%rb",     ALU2 (MULT32), 4, ATTR (DXREG) | ATTR_ALL, 0, NULL, 0, NULL},

 /* seg-ALU2_FFBI.  */
 {"ffb", "=rt,%ra,%rb",        ALU2 (FFB), 4, ATTR (STR_EXT), 0, NULL, 0, NULL},
 {"ffbi", "=rt,%ra,%ib8u",     ALU2 (FFBI) | N32_BIT (6), 4, ATTR (STR_EXT), 0, NULL, 0, NULL},
 /* seg-ALU2_FLMISM.  */
 {"ffmism", "=rt,%ra,%rb",     ALU2 (FFMISM), 4, ATTR (STR_EXT), 0, NULL, 0, NULL},
 {"flmism", "=rt,%ra,%rb",     ALU2 (FLMISM) | N32_BIT (6), 4, ATTR (STR_EXT), 0, NULL, 0, NULL},
 /* seg-ALU2_MULSR64.  */
 {"mults64", "=dt,%ra,%rb",    ALU2 (MULTS64), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mulsr64", "=rt,%ra,%rb",    ALU2 (MULSR64)| N32_BIT (6), 4, ATTR_V3MEX_V2, 0, NULL, 0, NULL},
 /* seg-ALU2_MULR64.  */
 {"mult64", "=dt,%ra,%rb",     ALU2 (MULT64), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mulr64", "=rt,%ra,%rb",     ALU2 (MULR64) | N32_BIT (6), 4, ATTR_V3MEX_V2, 0, NULL, 0, NULL},
 /* seg-ALU2_MADDR32.  */
 {"madd32", "=dt,%ra,%rb",     ALU2 (MADD32), 4, ATTR (MAC) | ATTR (DXREG) | ATTR_ALL, 0, NULL, 0, NULL},
 {"maddr32", "=rt,%ra,%rb",    ALU2 (MADDR32) | N32_BIT (6), 4, ATTR (MAC) | ATTR_V2UP, 0, NULL, 0, NULL},
 /* seg-ALU2_MSUBR32.  */
 {"msub32", "=dt,%ra,%rb",     ALU2 (MSUB32), 4, ATTR (MAC) | ATTR (DXREG) | ATTR_ALL, 0, NULL, 0, NULL},
 {"msubr32", "=rt,%ra,%rb",    ALU2 (MSUBR32) | N32_BIT (6), 4, ATTR (MAC) | ATTR_V2UP, 0, NULL, 0, NULL},

 /* seg-MISC.  */
 {"standby", "%stdby_st",      MISC (STANDBY), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mfsr", "=rt,%sr",           MISC (MFSR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"iret", "",                  MISC (IRET), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"trap", "%swid",             MISC (TRAP), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"teqz", "%rt{,%swid}",       MISC (TEQZ), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"tnez", "%rt{,%swid}",       MISC (TNEZ), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"dsb", "",                   MISC (DSB), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"isb", "",                   MISC (ISB), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"break", "%swid",            MISC (BREAK), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"syscall", "%swid",          MISC (SYSCALL), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"msync", "%msync_st",        MISC (MSYNC), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"isync", "%rt",              MISC (ISYNC), 4, ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-MISC_MTSR.  */
 {"mtsr", "%rt,%sr",           MISC (MTSR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-MISC_SETEND.  */
 {"setend.l", "",      MISC (MTSR) | (SRIDX (1, 0, 0) << 10) | N32_BIT (5), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"setend.b", "",      MISC (MTSR) | (SRIDX (1, 0, 0) << 10) | N32_BIT (5) | N32_BIT (20), 4, ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-MISC_SETGIE.  */
 {"setgie.d", "",      MISC (MTSR) | (SRIDX (1, 0, 0) << 10) | N32_BIT (6), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"setgie.e", "",      MISC (MTSR) | (SRIDX (1, 0, 0) << 10) | N32_BIT (6) | N32_BIT (20), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mfsr", "=rt,%ridx",         MISC (MFSR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mtsr", "%rt,%ridx",         MISC (MTSR), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"trap", "",                  MISC (TRAP), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"break", "",                 MISC (BREAK), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"msync", "",                 MISC (MSYNC), 4, ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-MISC_TLBOP.  */
 {"tlbop", "%ra,%tlbop_st",    MISC (TLBOP), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"tlbop", "%ra,%tlbop_stx",   MISC (TLBOP), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"tlbop", "%rt,%ra,pb",       MISC (TLBOP) | (5 << 5), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"tlbop", "%rt,%ra,probe",    MISC (TLBOP) | (5 << 5), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"tlbop", "flua",             MISC (TLBOP) | (7 << 5), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"tlbop", "flushall",         MISC (TLBOP) | (7 << 5), 4, ATTR_ALL, 0, NULL, 0, NULL},

 /* seg-MEM.  */
 {"lb", "=rt,[%ra+(%rb<<%sv)]",        MEM (LB), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lb", "=rt,[%ra+%rb{<<%sv}]",        MEM (LB), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lh", "=rt,[%ra+(%rb<<%sv)]",        MEM (LH), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lh", "=rt,[%ra+%rb{<<%sv}]",        MEM (LH), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lw", "=rt,[%ra+(%rb<<%sv)]",        MEM (LW), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lw", "=rt,[%ra+%rb{<<%sv}]",        MEM (LW), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"ld", "=rt,[%ra+(%rb<<%sv)]",        MEM (LD), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lb.bi", "=rt,[%ra],%rb{<<%sv}",     MEM (LB_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lb.bi", "=rt,[%ra],(%rb<<%sv)",     MEM (LB_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lb.p", "=rt,[%ra],%rb{<<%sv}",      MEM (LB_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lh.bi", "=rt,[%ra],%rb{<<%sv}",     MEM (LH_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lh.bi", "=rt,[%ra],(%rb<<%sv)",     MEM (LH_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lh.p", "=rt,[%ra],%rb{<<%sv}",      MEM (LH_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lw.bi", "=rt,[%ra],%rb{<<%sv}",     MEM (LW_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lw.bi", "=rt,[%ra],(%rb<<%sv)",     MEM (LW_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lw.p", "=rt,[%ra],%rb{<<%sv}",      MEM (LW_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"ld.bi", "=rt,[%ra],(%rb<<%sv)",     MEM (LD_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sb", "=rt,[%ra+(%rb<<%sv)]",        MEM (SB), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sb", "%rt,[%ra+%rb{<<%sv}]",        MEM (SB), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sh", "=rt,[%ra+(%rb<<%sv)]",        MEM (SH), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sh", "%rt,[%ra+%rb{<<%sv}]",        MEM (SH), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sw", "=rt,[%ra+(%rb<<%sv)]",        MEM (SW), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sw", "%rt,[%ra+%rb{<<%sv}]",        MEM (SW), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sd", "=rt,[%ra+(%rb<<%sv)]",        MEM (SD), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sb.bi", "%rt,[%ra],%rb{<<%sv}",     MEM (SB_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sb.bi", "=rt,[%ra],(%rb<<%sv)",     MEM (SB_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sb.p", "%rt,[%ra],%rb{<<%sv}",      MEM (SB_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sh.bi", "%rt,[%ra],%rb{<<%sv}",     MEM (SH_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sh.bi", "=rt,[%ra],(%rb<<%sv)",     MEM (SH_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sh.p", "%rt,[%ra],%rb{<<%sv}",      MEM (SH_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sw.bi", "%rt,[%ra],%rb{<<%sv}",     MEM (SW_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sw.bi", "=rt,[%ra],(%rb<<%sv)",     MEM (SW_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sw.p", "%rt,[%ra],%rb{<<%sv}",      MEM (SW_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sd.bi", "=rt,[%ra],(%rb<<%sv)",     MEM (SD_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},

 {"lbs", "=rt,[%ra+(%rb<<%sv)]",       MEM (LBS), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lbs", "=rt,[%ra+%rb{<<%sv}]",       MEM (LBS), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lhs", "=rt,[%ra+(%rb<<%sv)]",       MEM (LHS), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lhs", "=rt,[%ra+%rb{<<%sv}]",       MEM (LHS), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lbs.bi", "=rt,[%ra],%rb{<<%sv}",    MEM (LBS_BI),4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lbs.bi", "=rt,[%ra],(%rb<<%sv)",    MEM (LBS_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lbs.p", "=rt,[%ra],%rb{<<%sv}",     MEM (LBS_BI),4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lhs.bi", "=rt,[%ra],%rb{<<%sv}",    MEM (LHS_BI),4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lhs.bi", "=rt,[%ra],(%rb<<%sv)",    MEM (LHS_BI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lhs.p", "=rt,[%ra],%rb{<<%sv}",     MEM (LHS_BI),4, ATTR_ALL, 0, NULL, 0, NULL},
 {"llw", "=rt,[%ra+(%rb<<%sv)]",       MEM (LLW), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"llw", "=rt,[%ra+%rb{<<%sv}]",       MEM (LLW), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"scw", "%rt,[%ra+(%rb<<%sv)]",       MEM (SCW), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"scw", "%rt,[%ra+%rb{<<%sv}]",       MEM (SCW), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},

 {"lbup", "=rt,[%ra+(%rb<<%sv)]",      MEM (LBUP), 4, ATTR_V3MEX_V2, 0, NULL, 0, NULL},
 {"lbup", "=rt,[%ra+%rb{<<%sv}]",      MEM (LBUP), 4, ATTR_V3MEX_V2, 0, NULL, 0, NULL},
 {"lwup", "=rt,[%ra+(%rb<<%sv)]",      MEM (LWUP), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"lwup", "=rt,[%ra+%rb{<<%sv}]",      MEM (LWUP), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"sbup", "%rt,[%ra+(%rb<<%sv)]",      MEM (SBUP), 4, ATTR_V3MEX_V2, 0, NULL, 0, NULL},
 {"sbup", "%rt,[%ra+%rb{<<%sv}]",      MEM (SBUP), 4, ATTR_V3MEX_V2, 0, NULL, 0, NULL},
 {"swup", "%rt,[%ra+(%rb<<%sv)]",      MEM (SWUP), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"swup", "%rt,[%ra+%rb{<<%sv}]",      MEM (SWUP), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},

 {"dpref", "%dpref_st,[%ra]",  OP6 (DPREFI), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"dpref", "%dpref_st,[%ra+(%rb<<%sv)]",       MEM (DPREF), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"dpref", "%dpref_st,[%ra+%rb{<<%sv}]",       MEM (DPREF), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},

 /* For missing-operand-load/store instructions.  */
 {"lb", "=rt,[%ra]",   OP6 (LBI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lh", "=rt,[%ra]",   OP6 (LHI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lw", "=rt,[%ra]",   OP6 (LWI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lbs", "=rt,[%ra]",  OP6 (LBSI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"lhs", "=rt,[%ra]",  OP6 (LHSI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sb", "%rt,[%ra]",   OP6 (SBI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sh", "%rt,[%ra]",   OP6 (SHI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"sw", "%rt,[%ra]",   OP6 (SWI), 4, ATTR_ALL, 0, NULL, 0, NULL},

 /* seg-LWC0.  */
 {"flsi", "=fst,[%ra{+%i12s2}]",       OP6 (LWC), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"flsi.bi", "=fst,[%ra],%i12s2",      FPU_RA_IMMBI (LWC), 4, ATTR (FPU), 0, NULL, 0, NULL},
 /* seg-SWC0.  */
 {"fssi", "=fst,[%ra{+%i12s2}]",       OP6 (SWC), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fssi.bi", "=fst,[%ra],%i12s2",      FPU_RA_IMMBI (SWC), 4, ATTR (FPU), 0, NULL, 0, NULL},
 /* seg-LDC0.  */
 {"fldi", "=fdt,[%ra{+%i12s2}]",       OP6 (LDC), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fldi.bi", "=fdt,[%ra],%i12s2",      FPU_RA_IMMBI (LDC), 4, ATTR (FPU), 0, NULL, 0, NULL},
 /* seg-SDC0.  */
 {"fsdi", "=fdt,[%ra{+%i12s2}]",       OP6 (SDC), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fsdi.bi", "=fdt,[%ra],%i12s2",      FPU_RA_IMMBI (SDC), 4, ATTR (FPU), 0, NULL, 0, NULL},

 /* seg-FPU_FS1.  */
 {"fadds", "=fst,%fsa,%fsb",   FS1 (FADDS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fsubs", "=fst,%fsa,%fsb",   FS1 (FSUBS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fcpynss", "=fst,%fsa,%fsb", FS1 (FCPYNSS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fcpyss", "=fst,%fsa,%fsb",  FS1 (FCPYSS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fmadds", "=fst,%fsa,%fsb",  FS1 (FMADDS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fmsubs", "=fst,%fsa,%fsb",  FS1 (FMSUBS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fcmovns", "=fst,%fsa,%fsb", FS1 (FCMOVNS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fcmovzs", "=fst,%fsa,%fsb", FS1 (FCMOVZS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fnmadds", "=fst,%fsa,%fsb", FS1 (FNMADDS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fnmsubs", "=fst,%fsa,%fsb", FS1 (FNMSUBS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fmuls", "=fst,%fsa,%fsb",   FS1 (FMULS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fdivs", "=fst,%fsa,%fsb",   FS1 (FDIVS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},

 /* seg-FPU_FS1_F2OP.  */
 {"fs2d", "=fdt,%fsa",         FS1_F2OP (FS2D), 4, ATTR (FPU) | ATTR (FPU_SP_EXT) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fsqrts", "=fst,%fsa",       FS1_F2OP (FSQRTS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fabss", "=fst,%fsa",        FS1_F2OP (FABSS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fui2s", "=fst,%fsa",        FS1_F2OP (FUI2S), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fsi2s", "=fst,%fsa",        FS1_F2OP (FSI2S), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fs2ui", "=fst,%fsa",        FS1_F2OP (FS2UI), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fs2ui.z", "=fst,%fsa",      FS1_F2OP (FS2UI_Z), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fs2si", "=fst,%fsa",        FS1_F2OP (FS2SI), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fs2si.z", "=fst,%fsa",      FS1_F2OP (FS2SI_Z), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 /* seg-FPU_FS2.  */
 {"fcmpeqs", "=fst,%fsa,%fsb",         FS2 (FCMPEQS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fcmpeqs.e", "=fst,%fsa,%fsb",       FS2 (FCMPEQS_E), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fcmplts", "=fst,%fsa,%fsb",         FS2 (FCMPLTS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fcmplts.e", "=fst,%fsa,%fsb",       FS2 (FCMPLTS_E), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fcmples", "=fst,%fsa,%fsb",         FS2 (FCMPLES), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fcmples.e", "=fst,%fsa,%fsb",       FS2 (FCMPLES_E), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fcmpuns", "=fst,%fsa,%fsb",         FS2 (FCMPUNS), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 {"fcmpuns.e", "=fst,%fsa,%fsb",       FS2 (FCMPUNS_E), 4, ATTR (FPU) | ATTR (FPU_SP_EXT), 0, NULL, 0, NULL},
 /* seg-FPU_FD1.  */
 {"faddd", "=fdt,%fda,%fdb",   FD1 (FADDD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fsubd", "=fdt,%fda,%fdb",   FD1 (FSUBD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fcpynsd", "=fdt,%fda,%fdb", FD1 (FCPYNSD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fcpysd", "=fdt,%fda,%fdb",  FD1 (FCPYSD), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fmaddd", "=fdt,%fda,%fdb",  FD1 (FMADDD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fmsubd", "=fdt,%fda,%fdb",  FD1 (FMSUBD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fcmovnd", "=fdt,%fda,%fsb", FD1 (FCMOVND), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fcmovzd", "=fdt,%fda,%fsb", FD1 (FCMOVZD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fnmaddd", "=fdt,%fda,%fdb", FD1 (FNMADDD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fnmsubd", "=fdt,%fda,%fdb", FD1 (FNMSUBD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fmuld", "=fdt,%fda,%fdb",   FD1 (FMULD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fdivd", "=fdt,%fda,%fdb",   FD1 (FDIVD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 /* seg-FPU_FD1_F2OP.  */
 {"fd2s", "=fst,%fda",         FD1_F2OP (FD2S), 4, ATTR (FPU) | ATTR (FPU_SP_EXT) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fsqrtd", "=fdt,%fda",       FD1_F2OP (FSQRTD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fabsd", "=fdt,%fda",        FD1_F2OP (FABSD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fui2d", "=fdt,%fsa",        FD1_F2OP (FUI2D), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fsi2d", "=fdt,%fsa",        FD1_F2OP (FSI2D), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fd2ui", "=fst,%fda",        FD1_F2OP (FD2UI), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fd2ui.z", "=fst,%fda",      FD1_F2OP (FD2UI_Z), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fd2si", "=fst,%fda",        FD1_F2OP (FD2SI), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fd2si.z", "=fst,%fda",      FD1_F2OP (FD2SI_Z), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 /* seg-FPU_FD2.  */
 {"fcmpeqd", "=fst,%fda,%fdb",         FD2 (FCMPEQD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fcmpeqd.e", "=fst,%fda,%fdb",       FD2 (FCMPEQD_E), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fcmpltd", "=fst,%fda,%fdb",         FD2 (FCMPLTD), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fcmpltd.e", "=fst,%fda,%fdb",       FD2 (FCMPLTD_E), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fcmpled", "=fst,%fda,%fdb",         FD2 (FCMPLED), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fcmpled.e", "=fst,%fda,%fdb",       FD2 (FCMPLED_E), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fcmpund", "=fst,%fda,%fdb",         FD2 (FCMPUND), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 {"fcmpund.e", "=fst,%fda,%fdb",       FD2 (FCMPUND_E), 4, ATTR (FPU) | ATTR (FPU_DP_EXT), 0, NULL, 0, NULL},
 /* seg-FPU_MFCP.  */
 {"fmfsr", "=rt,%fsa", MFCP (FMFSR), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fmfdr", "=rt,%fda", MFCP (FMFDR), 4, ATTR (FPU), 0, NULL, 0, NULL},
 /* seg-FPU_MFCP_XR.  */
 {"fmfcfg", "=rt",     MFCP_XR(FMFCFG), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fmfcsr", "=rt",     MFCP_XR(FMFCSR), 4, ATTR (FPU), 0, NULL, 0, NULL},
 /* seg-FPU_MTCP.  */

 {"fmtsr", "%rt,=fsa", MTCP (FMTSR), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fmtdr", "%rt,=fda", MTCP (FMTDR), 4, ATTR (FPU), 0, NULL, 0, NULL},
 /* seg-FPU_MTCP_XR.  */
 {"fmtcsr", "%rt",     MTCP_XR(FMTCSR), 4, ATTR (FPU), 0, NULL, 0, NULL},
 /* seg-FPU_FLS.  */
 {"fls", "=fst,[%ra+(%rb<<%sv)]",      FPU_MEM(FLS), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fls.bi", "=fst,[%ra],(%rb<<%sv)",   FPU_MEMBI(FLS), 4, ATTR (FPU), 0, NULL, 0, NULL},
 /* seg-FPU_FLD.  */
 {"fld", "=fdt,[%ra+(%rb<<%sv)]",      FPU_MEM(FLD), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fld.bi", "=fdt,[%ra],(%rb<<%sv)",   FPU_MEMBI(FLD), 4, ATTR (FPU), 0, NULL, 0, NULL},
 /* seg-FPU_FSS.  */
 {"fss", "=fst,[%ra+(%rb<<%sv)]",      FPU_MEM(FSS), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fss.bi", "=fst,[%ra],(%rb<<%sv)",   FPU_MEMBI(FSS), 4, ATTR (FPU), 0, NULL, 0, NULL},
 /* seg-FPU_FSD.  */
 {"fsd", "=fdt,[%ra+(%rb<<%sv)]",      FPU_MEM(FSD), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fsd.bi", "=fdt,[%ra],(%rb<<%sv)",   FPU_MEMBI(FSD), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fls", "=fst,[%ra+%rb{<<%sv}]",      FPU_MEM(FLS), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fls.bi", "=fst,[%ra],%rb{<<%sv}",   FPU_MEMBI(FLS), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fld", "=fdt,[%ra+%rb{<<%sv}]",      FPU_MEM(FLD), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fld.bi", "=fdt,[%ra],%rb{<<%sv}",   FPU_MEMBI(FLD), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fss", "=fst,[%ra+%rb{<<%sv}]",      FPU_MEM(FSS), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fss.bi", "=fst,[%ra],%rb{<<%sv}",   FPU_MEMBI(FSS), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fsd", "=fdt,[%ra+%rb{<<%sv}]",      FPU_MEM(FSD), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"fsd.bi", "=fdt,[%ra],%rb{<<%sv}",   FPU_MEMBI(FSD), 4, ATTR (FPU), 0, NULL, 0, NULL},
 {"cctl", "%ra,%cctl_st0",             MISC (CCTL), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"cctl", "%ra,%cctl_st1{,%cctl_lv}",  MISC (CCTL), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"cctl", "=rt,%ra,%cctl_st2",         MISC (CCTL), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"cctl", "%rt,%ra,%cctl_st3",         MISC (CCTL), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"cctl", "%cctl_st4",                 MISC (CCTL), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 {"cctl", "%cctl_st5{,%cctl_lv}",      MISC (CCTL), 4, ATTR_V3, 0, NULL, 0, NULL},
 {"cctl", "=rt,%ra,%cctl_stx,%cctl_lv",        MISC (CCTL), 4, ATTR_V3MEX_V1, 0, NULL, 0, NULL},
 /* seg-Alias instructions.  */
 {"neg", "=rt,%ra",    OP6 (SUBRI), 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"zeb", "=rt,%ra",    OP6 (ANDI) | 0xff, 4, ATTR_ALL, 0, NULL, 0, NULL},

 /* seg-COP.  */
 {"cpe1", "%cp45,%cpi19",      OP6 (COP) | 0x00, 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"cpe2", "%cp45,%cpi19",      OP6 (COP) | 0x04, 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"cpe3", "%cp45,%cpi19",      OP6 (COP) | 0x08, 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"cpe4", "%cp45,%cpi19",      OP6 (COP) | 0x0C, 4, ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-COP-MFCPX.  */
 {"mfcpw", "%cp45,=rt,%i12u",  OP6 (COP) | 0x01, 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mfcpd", "%cp45,=rt,%i12u",  OP6 (COP) | 0x41, 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mfcppw", "%cp45,=rt,%i12u", OP6 (COP) | 0xc1, 4, ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-COP-CPLW.  */
 {"cplw", "%cp45,%cprt,[%ra+%rb<<%sv]",        OP6 (COP) | 0x02, 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"cplw.bi", "%cp45,%cprt,[%ra],%rb<<%sv",     OP6 (COP) | 0x82, 4, ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-COP-CPLD.  */
 {"cpld", "%cp45,%cprt,[%ra+%rb<<%sv]",        OP6 (COP) | 0x03, 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"cpld.bi", "%cp45,%cprt,[%ra],%rb<<%sv",     OP6 (COP) | 0x83, 4, ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-COP-MTCPX.  */
 {"mtcpw", "%cp45,%rt,%i12u",  OP6 (COP) | 0x09, 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mtcpd", "%cp45,%rt,%i12u",  OP6 (COP) | 0x49, 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"mtcppw", "%cp45,%rt,%i12u", OP6 (COP) | 0xc9, 4, ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-COP-CPSW.  */
 {"cpsw", "%cp45,%cprt,[%ra+%rb<<%sv]",        OP6 (COP) | 0x0a, 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"cpsw.bi", "%cp45,%cprt,[%ra],%rb<<%sv",     OP6 (COP) | 0x8a, 4, ATTR_ALL, 0, NULL, 0, NULL},
 /* seg-COP-CPSD.  */
 {"cpsd", "%cp45,%cprt,[%ra+%rb<<%sv]",        OP6 (COP) | 0x0b, 4, ATTR_ALL, 0, NULL, 0, NULL},
 {"cpsd.bi", "%cp45,%cprt,[%ra],%rb<<%sv",     OP6 (COP) | 0x8b, 4, ATTR_ALL, 0, NULL, 0, NULL},

 /* 16-bit instructions.  */
 /* get bit14~bit11 of 16-bit instruction.  */
 {"beqz38", "%rt38,%i8s1",     0xc000, 2, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 {"bnez38", "%rt38,%i8s1",     0xc800, 2, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 {"beqs38", "%rt38,%i8s1",     0xd000, 2, ATTR_PCREL | ATTR_ALL, USE_REG (5), NULL, 0, NULL},
 {"bnes38", "%rt38,%i8s1",     0xd800, 2, ATTR_PCREL | ATTR_ALL, USE_REG (5), NULL, 0, NULL},

 /* SEG00, get bit10.  */
 {"mov55", "=rt5,%ra5",        0x8000, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"movi55", "=rt5,%i5s",       0x8400, 2, ATTR_ALL, 0, NULL, 0, NULL},
 /* SEG01  bit10~bit9.  */
 {"add45", "=rt4,%ra5",        0x8800, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"sub45", "=rt4,%ra5",        0x8a00, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"addi45", "=rt4,%i5u",       0x8c00, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"subi45", "=rt4,%i5u",       0x8e00, 2, ATTR_ALL, 0, NULL, 0, NULL},
 /* SEG02  bit10~bit9.  */
 {"srai45", "=rt4,%i5u",       0x9000, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"srli45", "=rt4,%i5u",       0x9200, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"slli333", "=rt3,%ra3,%i3u", 0x9400, 2, ATTR_ALL, 0, NULL, 0, NULL},
 /* SEG03  bit10~bit9.  */
 {"add333", "=rt3,%ra3,%rb3",  0x9800, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"sub333", "=rt3,%ra3,%rb3",  0x9a00, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"addi333", "=rt3,%ra3,%i3u", 0x9c00, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"subi333", "=rt3,%ra3,%i3u", 0x9e00, 2, ATTR_ALL, 0, NULL, 0, NULL},
 /* SEG04  bit10~bit9.  */
 {"lwi333", "=rt3,[%ra3{+%i3u2}]",     0xa000, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"lwi333.bi", "=rt3,[%ra3],%i3u2",    0xa200, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"lhi333", "=rt3,[%ra3{+%i3u1}]",     0xa400, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"lbi333", "=rt3,[%ra3{+%i3u}]",      0xa600, 2, ATTR_ALL, 0, NULL, 0, NULL},
 /* SEG05  bit10~bit9.  */
 {"swi333", "%rt3,[%ra3{+%i3u2}]",     0xa800, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"swi333.bi", "%rt3,[%ra3],%i3u2",    0xaa00, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"shi333", "%rt3,[%ra3{+%i3u1}]",     0xac00, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"sbi333", "%rt3,[%ra3{+%i3u}]",      0xae00, 2, ATTR_ALL, 0, NULL, 0, NULL},
 /* SEG06  bit10~bit9.  */
 {"addri36.sp", "%rt3,%i6u2",  0xb000, 2, ATTR_V3MUP, USE_REG (31), NULL, 0, NULL},
 {"lwi45.fe", "=rt4,%fe5",     0xb200, 2, ATTR_V3MUP, USE_REG (8), NULL, 0, NULL},
 {"lwi450", "=rt4,[%ra5]",     0xb400, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"swi450", "%rt4,[%ra5]",     0xb600, 2, ATTR_ALL, 0, NULL, 0, NULL},
 /* SEG07  bit7.  */
 {"lwi37", "=rt38,[$fp{+%i7u2}]",      0xb800, 2, ATTR_ALL, USE_REG (28), NULL, 0, NULL},
 {"swi37", "%rt38,[$fp{+%i7u2}]",      0xb880, 2, ATTR_ALL, USE_REG (28), NULL, 0, NULL},
 /* SEG10_1 if Rt3=5.  */
 {"j8", "%i8s1",       0xd500, 2, ATTR_PCREL | ATTR_ALL, 0, NULL, 0, NULL},
 /* SEG11_2  bit7~bit5.  */
 {"jr5", "%ra5",       0xdd00, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"jral5", "%ra5",     0xdd20, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"ret5", "%ra5",      0xdd80, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"add5.pc", "%ra5",   0xdda0, 2, ATTR_V3, 0, NULL, 0, NULL},
 /* SEG11_3  if Ra5=30.  */
 {"ret5", "",  0xdd80 | RA5 (30), 2, ATTR_ALL, 0, NULL, 0, NULL},
 /* SEG12  bit10~bit9.  */
 {"slts45", "%rt4,%ra5",       0xe000, 2, ATTR_ALL, DEF_REG (15), NULL, 0, NULL},
 {"slt45", "%rt4,%ra5",        0xe200, 2, ATTR_ALL, DEF_REG (15), NULL, 0, NULL},
 {"sltsi45", "%rt4,%i5u",      0xe400, 2, ATTR_ALL, DEF_REG (15), NULL, 0, NULL},
 {"slti45", "%rt4,%i5u",       0xe600, 2, ATTR_ALL, DEF_REG (15), NULL, 0, NULL},
 /* SEG13  bit10~bit9.  */
 {"break16", "%i5u",   0xea00, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"addi10.sp", "%i10s",        0xec00, 2, ATTR_V2UP, USE_REG (31) | DEF_REG (31), NULL, 0, NULL},
 {"addi10.sp", "%i10s",        0xec00, 2, ATTR_V2UP, USE_REG (31) | DEF_REG (31), NULL, 0, NULL},
 /* SEG13_1  bit8.  */
 {"beqzs8", "%i8s1",   0xe800, 2, ATTR_PCREL | ATTR_ALL, USE_REG (15), NULL, 0, NULL},
 {"bnezs8", "%i8s1",   0xe900, 2, ATTR_PCREL | ATTR_ALL, USE_REG (15), NULL, 0, NULL},
 /* SEG14  bit7.  */
 {"lwi37.sp", "=rt38,[+%i7u2]",        0xf000, 2, ATTR_V2UP, USE_REG (31), NULL, 0, NULL},
 {"swi37.sp", "%rt38,[+%i7u2]",        0xf080, 2, ATTR_V2UP, USE_REG (31), NULL, 0, NULL},
 /* SEG15  bit10~bit9.  */
 {"movpi45", "=rt4,%pi5",      0xfa00, 2, ATTR_V3MUP, 0, NULL, 0, NULL},
 /* SEG15_1  bit8.  */
 {"movd44", "=rt5e,%ra5e",     0xfd00, 2, ATTR_V3MUP, 0, NULL, 0, NULL},

 /* SEG-BFMI333 bit2~bit0.  */
 {"zeb33", "=rt3,%ra3",        0x9600, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"zeh33", "=rt3,%ra3",        0x9601, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"seb33", "=rt3,%ra3",        0x9602, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"seh33", "=rt3,%ra3",        0x9603, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"xlsb33", "=rt3,%ra3",       0x9604, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"x11b33", "=rt3,%ra3",       0x9605, 2, ATTR_ALL, 0, NULL, 0, NULL},
 {"bmski33", "=rt3,%ia3u",     0x9606, 2, ATTR_V3MUP, 0, NULL, 0, NULL},
 {"fexti33", "=rt3,%ia3u",     0x9607, 2, ATTR_V3MUP, 0, NULL, 0, NULL},
 /* SEG-PUSHPOP25 bit8~bit7.  */
 {"push25", "%re2,%i5u3",      0xfc00, 2, ATTR_V3MUP, USE_REG (31) | DEF_REG (31), NULL, 0, NULL},
 {"pop25", "%re2,%i5u3",       0xfc80, 2, ATTR_V3MUP, USE_REG (31) | DEF_REG (31), NULL, 0, NULL},
 /* SEG-MISC33 bit2~bit0.  */
 {"neg33", "=rt3,%ra3",        0xfe02, 2, ATTR_V3MUP, 0, NULL, 0, NULL},
 {"not33", "=rt3,%ra3",        0xfe03, 2, ATTR_V3MUP, 0, NULL, 0, NULL},
 {"mul33", "=rt3,%ra3",        0xfe04, 2, ATTR_V3MUP, 0, NULL, 0, NULL},
 {"xor33", "=rt3,%ra3",        0xfe05, 2, ATTR_V3MUP, 0, NULL, 0, NULL},
 {"and33", "=rt3,%ra3",        0xfe06, 2, ATTR_V3MUP, 0, NULL, 0, NULL},
 {"or33", "=rt3,%ra3", 0xfe07, 2, ATTR_V3MUP, 0, NULL, 0, NULL},
 /* SEG-Alias instructions.  */
 {"nop16", "", 0x9200, 2, ATTR_ALL, 0, NULL, 0, NULL},

 /* Saturation ext ISA.  */
 {"kaddw", "=rt,%ra,%rb",      ALU2 (KADD), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"ksubw", "=rt,%ra,%rb",      ALU2 (KSUB), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"kaddh", "=rt,%ra,%rb",      ALU2 (KADD) | N32_BIT (6), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"ksubh", "=rt,%ra,%rb",      ALU2 (KSUB) | N32_BIT (6), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"kdmbb", "=rt,%ra,%rb",      ALU2 (KMxy), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"kdmbt", "=rt,%ra,%rb",      ALU2 (KMxy) | N32_BIT (6), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"kdmtb", "=rt,%ra,%rb",      ALU2 (KMxy) | N32_BIT (7), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"kdmtt", "=rt,%ra,%rb",      ALU2 (KMxy) | N32_BIT (6) | N32_BIT (7), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"khmbb", "=rt,%ra,%rb",      ALU2 (KMxy) | N32_BIT (8), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"khmbt", "=rt,%ra,%rb",      ALU2 (KMxy) | N32_BIT (8) | N32_BIT (6), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"khmtb", "=rt,%ra,%rb",      ALU2 (KMxy) | N32_BIT (8) | N32_BIT (7), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"khmtt", "=rt,%ra,%rb",      ALU2 (KMxy) | N32_BIT (8) | N32_BIT (6) | N32_BIT (7), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"kslraw", "=rt,%ra,%rb",     ALU2 (KSLRAW), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"ksll", "=rt,%ra,%rb",       ALU2 (KSLRAW), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"kslraw.u", "=rt,%ra,%rb",   ALU2 (KSLRAWu), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"rdov", "=rt",               ALU2 (MFUSR) | N32_BIT (6) | ( 0x1e << 15), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},
 {"clrov", "",                 ALU2 (MTUSR) | N32_BIT (6) | ( 0x1e << 15), 4, ATTR (SATURATION_EXT), 0, NULL, 0, NULL},

 /* Audio ext. instructions.  */

 {"amtari", "%aridxi,%imm16u", AUDIO (AMTARI), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amtari", "%aridxi_mx,%imm16s", AUDIO (AMTARI), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMADD */
 {"alr2", "=a_rt,=a_ru,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMADD) | (0x1 << 6), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amaddl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMADD) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amaddl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMADD) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amaddl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMADD) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amaddl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMADD) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amaddsa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMADD) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"alr", "=a_rt,[%im5_i],%im5_m", AUDIO (AMADD) | (0x01 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amadd", "=a_dx,%ra,%rb", AUDIO (AMADD), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amabbs", "=a_dx,%ra,%rb", AUDIO (AMADD) | 0x01, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMSUB */
 {"amsubl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMSUB) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amsubl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMSUB) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amsubl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMSUB) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amsubl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMSUB) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amsubsa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMSUB) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"asr", "%ra,[%im5_i],%im5_m", AUDIO (AMSUB) | (0x01 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amsub", "=a_dx,%ra,%rb", AUDIO (AMSUB), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amabts", "=a_dx,%ra,%rb", AUDIO (AMSUB) |0x01, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMULT */
 {"amultl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMULT) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amultl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMULT) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amultl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMULT) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amultl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMULT) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amultsa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMULT) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"ala", "=dxh,[%im5_i],%im5_m", AUDIO (AMULT) | (0x01 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amult", "=a_dx,%ra,%rb", AUDIO (AMULT), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amatbs", "=a_dx,%ra,%rb", AUDIO (AMULT) |0x01, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"asats48", "=a_dx", AUDIO (AMULT) | (0x02 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"awext", "%ra,%a_dx,%i5u", AUDIO (AMULT) | (0x03 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMFAR */
 {"amatts", "=a_dx,%ra,%rb", AUDIO (AMFAR) | 0x01, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"asa", "=dxh,[%im5_i],%im5_m", AUDIO (AMFAR) | (0x01 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amtar", "%ra,%aridx", AUDIO (AMFAR) | (0x02 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amtar2", "%ra,%aridx2", AUDIO (AMFAR) | (0x12 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amfar", "=ra,%aridx", AUDIO (AMFAR) | (0x03 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amfar2", "=ra,%aridx2", AUDIO (AMFAR) | (0x13 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMADDS */
 {"amaddsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMADDS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amaddsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMADDS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amaddsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMADDS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amaddsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMADDS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amaddssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMADDS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"aupi", "%im5_i,%im5_m", AUDIO (AMADDS) | (0x01 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amadds", "=a_dx,%ra,%rb", AUDIO (AMADDS), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"ambbs", "=a_dx,%ra,%rb", AUDIO (AMADDS) |0x01, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amawbs", "=a_dx,%ra,%rb", AUDIO (AMADDS) |0x02, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMSUBS */
 {"amsubsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMSUBS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amsubsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMSUBS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amsubsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMSUBS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amsubsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMSUBS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amsubssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMSUBS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amsubs", "=a_dx,%ra,%rb", AUDIO (AMSUBS), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"ambts", "=a_dx,%ra,%rb", AUDIO (AMSUBS) |0x01, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amawts", "=a_dx,%ra,%rb", AUDIO (AMSUBS) |0x02, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMULTS */
 {"amultsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMULTS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amultsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMULTS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amultsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMULTS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amultsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMULTS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amultssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMULTS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amults", "=a_dx,%ra,%rb", AUDIO (AMULTS), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amtbs", "=a_dx,%ra,%rb", AUDIO (AMULTS) |0x01, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amwbs", "=a_dx,%ra,%rb", AUDIO (AMULTS) |0x02, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMNEGS */
 {"amnegsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMNEGS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amnegsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMNEGS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amnegsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMNEGS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amnegsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMNEGS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amnegssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMNEGS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amnegs", "=a_dx,%ra,%rb", AUDIO (AMNEGS), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amtts", "=a_dx,%ra,%rb", AUDIO (AMNEGS) |0x01, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amwts", "=a_dx,%ra,%rb", AUDIO (AMNEGS) |0x02, 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AADDL */
 {"aaddl", "=a_rte69,%ra,%rb,%a_rte69_1,[%im5_i],%im5_m", AUDIO (AADDL), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"asubl", "=a_rte69,%ra,%rb,%a_rte69_1,[%im5_i],%im5_m", AUDIO (AADDL) | (0x01 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMAWBS */
 {"amawbsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMAWBS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amawbsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMAWBS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amawbsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMAWBS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amawbsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMAWBS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amawbssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMAWBS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMAWTS */
 {"amawtsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMAWTS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amawtsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMAWTS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amawtsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMAWTS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amawtsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMAWTS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amawtssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMAWTS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMWBS */
 {"amwbsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMWBS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amwbsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMWBS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amwbsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMWBS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amwbsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMWBS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amwbssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMWBS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amwbssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMWBS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMWTS */
 {"amwtsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMWTS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amwtsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMWTS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amwtsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMWTS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amwtsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMWTS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amwtssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMWTS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMABBS */
 {"amabbsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMABBS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amabbsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMABBS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amabbsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMABBS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amabbsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMABBS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amabbssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMABBS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMABTS */
 {"amabtsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMABTS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amabtsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMABTS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amabtsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMABTS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amabtsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMABTS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amabtssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMABTS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMATBS */
 {"amatbsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMATBS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amatbsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMATBS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amatbsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMATBS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amatbsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMATBS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amatbssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMATBS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMATTS */
 {"amattsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMATTS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amattsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMATTS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amattsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMATTS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amattsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMATTS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amattssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMATTS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMBBS */
 {"ambbsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMBBS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"ambbsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMBBS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"ambbsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMBBS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"ambbsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMBBS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"ambbssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMBBS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMBTS */
 {"ambtsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMBTS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"ambtsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMBTS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"ambtsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMBTS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"ambtsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMBTS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"ambtssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMBTS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMTBS */
 {"amtbsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMTBS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amtbsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMTBS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amtbsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMTBS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amtbsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMTBS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amtbssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMTBS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 /* N32_AEXT_AMTTS */
 {"amttsl.s", "=a_dx,%ra,%rb,[%im5_i],%im5_m", AUDIO (AMTTS) | (0x04 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amttsl.l", "=a_dx,%a_a30,%a_b20,%a_rt21,[%im5_i],%im5_m", AUDIO (AMTTS) | (0x06 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amttsl2.s", "=a_dx,%ra,%rb,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMTTS) | (0x08 << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amttsl2.l", "=a_dx,%a_a30,%a_b20,%a_rte,%a_rte1,[%im6_ip],[%im6_iq],%im6_mr,%im6_ms", AUDIO (AMTTS) | (0x0A << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},
 {"amttssa", "=a_dx,%ra,%rb,%dhy,[%im5_i],%im5_m", AUDIO (AMTTS) | (0x0C << 5), 4, ATTR (AUDIO_ISAEXT), 0, NULL, 0, NULL},

 /* DSP ISA.  */
 /* ALU2 Bit 9-6 = 0000.  */
 {"add64", "=rt,%ra,%rb",      ALU2 (ADD64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"sub64", "=rt,%ra,%rb",      ALU2 (SUB64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smal", "=rt,%ra,%rb",       ALU2 (SMAL), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"radd64", "=rt,%ra,%rb",     ALU2 (RADD64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"rsub64", "=rt,%ra,%rb",     ALU2 (RSUB64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"uradd64", "=rt,%ra,%rb",    ALU2 (URADD64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ursub64", "=rt,%ra,%rb",    ALU2 (URSUB64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kadd64", "=rt,%ra,%rb",     ALU2 (KADD64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ksub64", "=rt,%ra,%rb",     ALU2 (KSUB64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ukadd64", "=rt,%ra,%rb",    ALU2 (UKADD64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"uksub64", "=rt,%ra,%rb",    ALU2 (UKSUB64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 /* ALU2 Bit 9-6 = 0001.  */
 {"smar64", "=rt,%ra,%rb",     ALU2_1 (SMAR64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"umar64", "=rt,%ra,%rb",     ALU2_1 (UMAR64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smsr64", "=rt,%ra,%rb",     ALU2_1 (SMSR64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"umsr64", "=rt,%ra,%rb",     ALU2_1 (UMSR64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmar64", "=rt,%ra,%rb",     ALU2_1 (KMAR64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ukmar64", "=rt,%ra,%rb",    ALU2_1 (UKMAR64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmsr64", "=rt,%ra,%rb",     ALU2_1 (KMSR64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ukmsr64", "=rt,%ra,%rb",    ALU2_1 (UKMSR64), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smalda", "=rt,%ra,%rb",     ALU2_1 (SMALDA), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smslda", "=rt,%ra,%rb",     ALU2_1 (SMSLDA), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smalds", "=rt,%ra,%rb",     ALU2_1 (SMALDS), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smalbb", "=rt,%ra,%rb",     ALU2_1 (SMALBB), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smalxda", "=rt,%ra,%rb",    ALU2_1 (SMALXDA), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smslxda", "=rt,%ra,%rb",    ALU2_1 (SMSLXDA), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smalxds", "=rt,%ra,%rb",    ALU2_1 (SMALXDS), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smalbt", "=rt,%ra,%rb",     ALU2_1 (SMALBT), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smalbt", "=rt,%ra,%rb",     ALU2_1 (SMALBT), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smaldrs", "=rt,%ra,%rb",    ALU2_1 (SMALDRS), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smaltt", "=rt,%ra,%rb",     ALU2_1 (SMALTT), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smds", "=rt,%ra,%rb",       ALU2_1 (SMDS), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smxds", "=rt,%ra,%rb",      ALU2_1 (SMXDS), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smdrs", "=rt,%ra,%rb",      ALU2_1 (SMDRS), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmadrs", "=rt,%ra,%rb",     ALU2_1 (KMADRS), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmads", "=rt,%ra,%rb",      ALU2_1 (KMADS), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmaxds", "=rt,%ra,%rb",     ALU2_1 (KMAXDS), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 /* DSP MISC.  */
 {"bpick", "=rt,%ra,%rb,%rd",  MISC (BPICK), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 /* ALU_2 KMxy.  */
 {"khm16", "=rt,%ra,%rb",      ALU2 (KMxy) | N32_BIT (9) | N32_BIT (8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"khmx16", "=rt,%ra,%rb",     ALU2 (KMxy) | N32_BIT (9) | N32_BIT (8) | N32_BIT (6), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smul16", "=rt,%ra,%rb",     ALU2 (KMxy) | N32_BIT (9), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smulx16", "=rt,%ra,%rb",    ALU2 (KMxy) | N32_BIT (9) | N32_BIT (6), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"umul16", "=rt,%ra,%rb",     ALU2 (KMxy) | N32_BIT (9) | N32_BIT (7), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"umulx16", "=rt,%ra,%rb",    ALU2 (KMxy) | N32_BIT (9) | N32_BIT (7) | N32_BIT (6), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 /* ALU2 Bit 9-6 = 0010.  */
 {"kadd16", "=rt,%ra,%rb",     ALU2_2 (KADD16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ksub16", "=rt,%ra,%rb",     ALU2_2 (KSUB16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kcras16", "=rt,%ra,%rb",    ALU2_2 (KCRAS16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kcrsa16", "=rt,%ra,%rb",    ALU2_2 (KCRSA16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kadd8", "=rt,%ra,%rb",      ALU2_2 (KADD8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ksub8", "=rt,%ra,%rb",      ALU2_2 (KSUB8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"wext", "=rt,%ra,%rb",       ALU2_2 (WEXT), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"wexti", "=rt,%ra,%ib5u",    ALU2_2 (WEXTI), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ukadd16", "=rt,%ra,%rb",    ALU2_2 (UKADD16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"uksub16", "=rt,%ra,%rb",    ALU2_2 (UKSUB16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ukcras16", "=rt,%ra,%rb",   ALU2_2 (UKCRAS16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ukcrsa16", "=rt,%ra,%rb",   ALU2_2 (UKCRSA16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ukadd8", "=rt,%ra,%rb",     ALU2_2 (UKADD8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"uksub8", "=rt,%ra,%rb",     ALU2_2 (UKSUB8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 /* ONEOP.  */
#define DSP_ONEOP(n) ((n) << 10)
 {"sunpkd810", "=rt,%ra",      ALU2_2 (ONEOP) | DSP_ONEOP (0x0), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"sunpkd820", "=rt,%ra",      ALU2_2 (ONEOP) | DSP_ONEOP (0x1), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"sunpkd830", "=rt,%ra",      ALU2_2 (ONEOP) | DSP_ONEOP (0x2), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"sunpkd831", "=rt,%ra",      ALU2_2 (ONEOP) | DSP_ONEOP (0x3), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"zunpkd810", "=rt,%ra",      ALU2_2 (ONEOP) | DSP_ONEOP (0x4), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"zunpkd820", "=rt,%ra",      ALU2_2 (ONEOP) | DSP_ONEOP (0x5), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"zunpkd830", "=rt,%ra",      ALU2_2 (ONEOP) | DSP_ONEOP (0x6), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"zunpkd831", "=rt,%ra",      ALU2_2 (ONEOP) | DSP_ONEOP (0x7), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kabs", "=rt,%ra",           ALU2 (ABS), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"kabs16", "=rt,%ra",         ALU2_2 (ONEOP) | DSP_ONEOP (0x8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kabs8", "=rt,%ra",          ALU2_2 (ONEOP) | DSP_ONEOP (0xc), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"insb", "=rt,%ra,%ib2u",     ALU2_2 (ONEOP) | DSP_ONEOP (0x10), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smbb", "=rt,%ra,%rb",       ALU2_2 (SMBB), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smbt", "=rt,%ra,%rb",       ALU2_2 (SMBT), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smtt", "=rt,%ra,%rb",       ALU2_2 (SMTT), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmabb", "=rt,%ra,%rb",      ALU2_2 (KMABB), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmabt", "=rt,%ra,%rb",      ALU2_2 (KMABT), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmatt", "=rt,%ra,%rb",      ALU2_2 (KMATT), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmda", "=rt,%ra,%rb",       ALU2_2 (KMDA), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmxda", "=rt,%ra,%rb",      ALU2_2 (KMXDA), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmada", "=rt,%ra,%rb",      ALU2_2 (KMADA), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmaxda", "=rt,%ra,%rb",     ALU2_2 (KMAXDA), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmsda", "=rt,%ra,%rb",      ALU2_2 (KMSDA), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmsxda", "=rt,%ra,%rb",     ALU2_2 (KMSXDA), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"radd16", "=rt,%ra,%rb",     ALU2_2 (RADD16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"rsub16", "=rt,%ra,%rb",     ALU2_2 (RSUB16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"rcras16", "=rt,%ra,%rb",    ALU2_2 (RCRAS16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"rcrsa16", "=rt,%ra,%rb",    ALU2_2 (RCRSA16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"radd8", "=rt,%ra,%rb",      ALU2_2 (RADD8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"rsub8", "=rt,%ra,%rb",      ALU2_2 (RSUB8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"raddw", "=rt,%ra,%rb",      ALU2_2 (RADDW), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"rsubw", "=rt,%ra,%rb",      ALU2_2 (RSUBW), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"uradd16", "=rt,%ra,%rb",    ALU2_2 (URADD16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ursub16", "=rt,%ra,%rb",    ALU2_2 (URSUB16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"urcras16", "=rt,%ra,%rb",   ALU2_2 (URCRAS16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"urcrsa16", "=rt,%ra,%rb",   ALU2_2 (URCRSA16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"uradd8", "=rt,%ra,%rb",     ALU2_2 (URADD8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ursub8", "=rt,%ra,%rb",     ALU2_2 (URSUB8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"uraddw", "=rt,%ra,%rb",     ALU2_2 (URADDW), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ursubw", "=rt,%ra,%rb",     ALU2_2 (URSUBW), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"add16", "=rt,%ra,%rb",      ALU2_2 (ADD16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"sub16", "=rt,%ra,%rb",      ALU2_2 (SUB16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"cras16", "=rt,%ra,%rb",     ALU2_2 (CRAS16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"crsa16", "=rt,%ra,%rb",     ALU2_2 (CRSA16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"add8", "=rt,%ra,%rb",       ALU2_2 (ADD8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"sub8", "=rt,%ra,%rb",       ALU2_2 (SUB8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"bitrev", "=rt,%ra,%rb",     ALU2_2 (BITREV), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"bitrevi", "=rt,%ra,%ib5u",  ALU2_2 (BITREVI), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smmul", "=rt,%ra,%rb",      ALU2_2 (SMMUL), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smmul.u", "=rt,%ra,%rb",    ALU2_2 (SMMULu), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmmac", "=rt,%ra,%rb",      ALU2_2 (KMMAC), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmmac.u", "=rt,%ra,%rb",    ALU2_2 (KMMACu), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmmsb", "=rt,%ra,%rb",      ALU2_2 (KMMSB), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmmsb.u", "=rt,%ra,%rb",    ALU2_2 (KMMSBu), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kwmmul", "=rt,%ra,%rb",     ALU2_2 (KWMMUL), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kwmmul.u", "=rt,%ra,%rb",   ALU2_2 (KWMMULu), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 /* ALU2 Bit 9-6 = 0010.  */
 {"smmwb", "=rt,%ra,%rb",      ALU2_3 (SMMWB), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smmwb.u", "=rt,%ra,%rb",    ALU2_3 (SMMWBu), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smmwt", "=rt,%ra,%rb",      ALU2_3 (SMMWT), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smmwt.u", "=rt,%ra,%rb",    ALU2_3 (SMMWTu), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmmawb", "=rt,%ra,%rb",     ALU2_3 (KMMAWB), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmmawb.u", "=rt,%ra,%rb",   ALU2_3 (KMMAWBu), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmmawt", "=rt,%ra,%rb",     ALU2_3 (KMMAWT), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kmmawt.u", "=rt,%ra,%rb",   ALU2_3 (KMMAWTu), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"pktt16", "=rt,%ra,%rb",     ALU2_3 (PKTT16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"pktb16", "=rt,%ra,%rb",     ALU2_3 (PKTB16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"pkbt16", "=rt,%ra,%rb",     ALU2_3 (PKBT16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"pkbb16", "=rt,%ra,%rb",     ALU2_3 (PKBB16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"sclip32", "=rt,%ra,%ib5u",  ALU2 (CLIPS), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"sclip16", "=rt,%ra,%ib4u",  ALU2_3 (SCLIP16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smax16", "=rt,%ra,%rb",     ALU2_3 (SMAX16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smax8", "=rt,%ra,%rb",      ALU2_3 (SMAX8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"uclip32", "=rt,%ra,%ib5u",  ALU2 (CLIP), 4, ATTR (PERF_EXT), 0, NULL, 0, NULL},
 {"uclip16", "=rt,%ra,%ib4u",  ALU2_3 (UCLIP16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"umax16", "=rt,%ra,%rb",     ALU2_3 (UMAX16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"umax8", "=rt,%ra,%rb",      ALU2_3 (UMAX8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"sra16", "=rt,%ra,%rb",      ALU2_3 (SRA16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"sra16.u", "=rt,%ra,%rb",    ALU2_3 (SRA16u), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"srl16", "=rt,%ra,%rb",      ALU2_3 (SRL16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"srl16.u", "=rt,%ra,%rb",    ALU2_3 (SRL16u), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"sll16", "=rt,%ra,%rb",      ALU2_3 (SLL16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kslra16", "=rt,%ra,%rb",    ALU2_3 (KSLRA16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ksll16", "=rt,%ra,%rb",     ALU2_3 (KSLRA16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kslra16.u", "=rt,%ra,%rb",  ALU2_3 (KSLRA16u), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"sra.u", "=rt,%ra,%rb",      ALU2_3 (SRAu), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"srai16", "=rt,%ra,%ib4u",   ALU2_3 (SRAI16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"srai16.u", "=rt,%ra,%ib4u", ALU2_3 (SRAI16u), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"srli16", "=rt,%ra,%ib4u",   ALU2_3 (SRLI16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"srli16.u", "=rt,%ra,%ib4u", ALU2_3 (SRLI16u), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"slli16", "=rt,%ra,%ib4u",   ALU2_3 (SLLI16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kslli16", "=rt,%ra,%ib4u",  ALU2_3 (KSLLI16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"kslli", "=rt,%ra,%ib5u",    ALU2_3 (KSLLI), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"srai.u", "=rt,%ra,%ib5u",   ALU2_3 (SRAIu), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"cmpeq16", "=rt,%ra,%rb",    ALU2_3 (CMPEQ16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"scmplt16", "=rt,%ra,%rb",   ALU2_3 (SCMPLT16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"scmple16", "=rt,%ra,%rb",   ALU2_3 (SCMPLE16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smin16", "=rt,%ra,%rb",     ALU2_3 (SMIN16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"cmpeq8", "=rt,%ra,%rb",     ALU2_3 (CMPEQ8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"scmplt8", "=rt,%ra,%rb",    ALU2_3 (SCMPLT8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"scmple8", "=rt,%ra,%rb",    ALU2_3 (SCMPLE8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"smin8", "=rt,%ra,%rb",      ALU2_3 (SMIN8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ucmplt16", "=rt,%ra,%rb",   ALU2_3 (UCMPLT16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ucmple16", "=rt,%ra,%rb",   ALU2_3 (UCMPLE16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"umin16", "=rt,%ra,%rb",     ALU2_3 (UMIN16), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ucmplt8", "=rt,%ra,%rb",    ALU2_3 (UCMPLT8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"ucmple8", "=rt,%ra,%rb",    ALU2_3 (UCMPLE8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"umin8", "=rt,%ra,%rb",      ALU2_3 (UMIN8), 4, ATTR (DSP_ISAEXT), 0, NULL, 0, NULL},
 {"mtlbi", "%i16s1",           BR2 (SOP0) | N32_BIT (20), 4, ATTR (ZOL) | ATTR (DSP_ISAEXT) | ATTR (PCREL), 0, NULL, 0, NULL},
 {"mtlei", "%i16s1",           BR2 (SOP0) | N32_BIT (21), 4, ATTR (ZOL) | ATTR (DSP_ISAEXT) | ATTR (PCREL), 0, NULL, 0, NULL},
 {NULL, NULL, 0, 0, 0, 0, NULL, 0, NULL},
};

const keyword_t nds32_keyword_gpr[] =
{
 /* Standard names.  */
 {"r0", 0, ATTR (RDREG)}, {"r1", 1, ATTR (RDREG)}, {"r2", 2, ATTR (RDREG)},
 {"r3", 3, ATTR (RDREG)}, {"r4", 4, ATTR (RDREG)}, {"r5", 5, ATTR (RDREG)},
 {"r6", 6, ATTR (RDREG)}, {"r7", 7, ATTR (RDREG)}, {"r8", 8, ATTR (RDREG)},
 {"r9", 9, ATTR (RDREG)}, {"r10", 10, ATTR (RDREG)}, {"r11", 11, 0},
 {"r12", 12, 0}, {"r13", 13, 0}, {"r14", 14, 0}, {"r15", 15, ATTR (RDREG)},
 {"r16", 16, 0}, {"r17", 17, 0}, {"r18", 18, 0}, {"r19", 19, 0},
 {"r20", 20, 0}, {"r21", 21, 0}, {"r22", 22, 0}, {"r23", 23, 0},
 {"r24", 24, 0}, {"r25", 25, 0},
 {"p0", 26, 0}, {"p1", 27, 0},
 {"fp", 28, ATTR (RDREG)}, {"gp", 29, ATTR (RDREG)},
 {"lp", 30, ATTR (RDREG)}, {"sp", 31, ATTR (RDREG)},
 {"r26", 26, 0}, {"r27", 27, 0},
 {"r28", 28, ATTR (RDREG)}, {"r29", 29, ATTR (RDREG)},
 {"r30", 30, ATTR (RDREG)}, {"r31", 31, ATTR (RDREG)},
 /* Names for parameter passing.  */
 {"a0", 0, ATTR (RDREG)}, {"a1", 1, ATTR (RDREG)},
 {"a2", 2, ATTR (RDREG)}, {"a3", 3, ATTR (RDREG)},
 {"a4", 4, ATTR (RDREG)}, {"a5", 5, ATTR (RDREG)},
 /* Names reserved for 5-bit addressing only.  */
 {"s0", 6, ATTR (RDREG)}, {"s1", 7, ATTR (RDREG)},
 {"s2", 8, ATTR (RDREG)}, {"s3", 9, ATTR (RDREG)},
 {"s4", 10, ATTR (RDREG)}, {"s5", 11, 0}, {"s6", 12, 0}, {"s7", 13, 0},
 {"s8", 14, 0}, {"s9", 28, ATTR (RDREG)},
 {"ta", 15, ATTR (RDREG)},
 {"t0", 16, 0}, {"t1", 17, 0}, {"t2", 18, 0}, {"t3", 19, 0},
 {"t4", 20, 0}, {"t5", 21, 0}, {"t6", 22, 0}, {"t7", 23, 0},
 {"t8", 24, 0}, {"t9", 25, 0},
 /* Names reserved for 4-bit addressing only.  */
 {"h0", 0, ATTR (RDREG)}, {"h1", 1, ATTR (RDREG)},
 {"h2", 2, ATTR (RDREG)}, {"h3", 3, ATTR (RDREG)},
 {"h4", 4, ATTR (RDREG)}, {"h5", 5, ATTR (RDREG)},
 {"h6", 6, ATTR (RDREG)}, {"h7", 7, ATTR (RDREG)},
 {"h8", 8, ATTR (RDREG)}, {"h9", 9, ATTR (RDREG)},
 {"h10", 10, ATTR (RDREG)}, {"h11", 11, 0},
 {"h12", 16, 0}, {"h13", 17, 0}, {"h14", 18, 0}, {"h15", 19, 0},
 /* Names reserved for 3-bit addressing only.  */
 {"o0", 0, ATTR (RDREG)}, {"o1", 1, ATTR (RDREG)},
 {"o2", 2, ATTR (RDREG)}, {"o3", 3, ATTR (RDREG)},
 {"o4", 4, ATTR (RDREG)}, {"o5", 5, ATTR (RDREG)},
 {"o6", 6, ATTR (RDREG)}, {"o7", 7, ATTR (RDREG)},
 {NULL, 0, 0}
};

static const keyword_t keyword_usr[] =
{
 {"d0.lo", USRIDX (0, 0), 0},
 {"d0.hi", USRIDX (0, 1), 0},
 {"d1.lo", USRIDX (0, 2), 0},
 {"d1.hi", USRIDX (0, 3), 0},
 {"lb", USRIDX (0, 25), 0},
 {"le", USRIDX (0, 26), 0},
 {"lc", USRIDX (0, 27), 0},
 {"itb", USRIDX (0, 28), 0},
 {"ifc_lp", USRIDX (0, 29), 0},
 {"pc", USRIDX (0, 31), 0},

 {"dma_cfg", USRIDX (1, 0), 0},
 {"dma_gcsw", USRIDX (1, 1), 0},
 {"dma_chnsel", USRIDX (1, 2), 0},
 {"dma_act", USRIDX (1, 3), 0},
 {"dma_setup", USRIDX (1, 4), 0},
 {"dma_isaddr", USRIDX (1, 5), 0},
 {"dma_esaddr", USRIDX (1, 6), 0},
 {"dma_tcnt", USRIDX (1, 7), 0},
 {"dma_status", USRIDX (1, 8), 0},
 {"dma_2dset", USRIDX (1, 9), 0},
 {"dma_rcnt", USRIDX (1, 23), 0},
 {"dma_hstatus", USRIDX (1, 24), 0},
 {"dma_2dsctl", USRIDX (1, 25), 0},

 {"pfmc0", USRIDX (2, 0), 0},
 {"pfmc1", USRIDX (2, 1), 0},
 {"pfmc2", USRIDX (2, 2), 0},
 {"pfm_ctl", USRIDX (2, 4), 0},

 {NULL, 0, 0}
};

static const keyword_t keyword_dxr[] =
{
 {"d0", 0, 0}, {"d1", 1, 0}, {NULL, 0, 0}
};

static const keyword_t keyword_sr[] =
{
 {"cpu_ver", SRIDX (0, 0, 0), 0},      {"cr0", SRIDX (0, 0, 0), 0},
 {"icm_cfg", SRIDX (0, 1, 0), 0},      {"cr1", SRIDX (0, 1, 0), 0},
 {"dcm_cfg", SRIDX (0, 2, 0), 0},      {"cr2", SRIDX (0, 2, 0), 0},
 {"mmu_cfg", SRIDX (0, 3, 0), 0},      {"cr3", SRIDX (0, 3, 0), 0},
 {"msc_cfg", SRIDX (0, 4, 0), 0},      {"cr4", SRIDX (0, 4, 0), 0},
 {"msc_cfg2", SRIDX (0, 4, 1), 0},     {"cr7", SRIDX (0, 4, 1), 0},
 {"core_id", SRIDX (0, 0, 1), 0},      {"cr5", SRIDX (0, 0, 1), 0},
 {"fucop_exist", SRIDX (0, 5, 0), 0},  {"cr6", SRIDX (0, 5, 0), 0},

 {"psw", SRIDX (1, 0, 0), 0},          {"ir0", SRIDX (1, 0, 0), 0},
 {"ipsw", SRIDX (1, 0, 1), 0},         {"ir1", SRIDX (1, 0, 1), 0},
 {"p_ipsw", SRIDX (1, 0, 2), 0},       {"ir2", SRIDX (1, 0, 2), 0},
 {"ivb", SRIDX (1, 1, 1), 0},          {"ir3", SRIDX (1, 1, 1), 0},
 {"eva", SRIDX (1, 2, 1), 0},          {"ir4", SRIDX (1, 2, 1), 0},
 {"p_eva", SRIDX (1, 2, 2), 0},        {"ir5", SRIDX (1, 2, 2), 0},
 {"itype", SRIDX (1, 3, 1), 0},        {"ir6", SRIDX (1, 3, 1), 0},
 {"p_itype", SRIDX (1, 3, 2), 0},      {"ir7", SRIDX (1, 3, 2), 0},
 {"merr", SRIDX (1, 4, 1), 0},         {"ir8", SRIDX (1, 4, 1), 0},
 {"ipc", SRIDX (1, 5, 1), 0},          {"ir9", SRIDX (1, 5, 1), 0},
 {"p_ipc", SRIDX (1, 5, 2), 0},        {"ir10", SRIDX (1, 5, 2), 0},
 {"oipc", SRIDX (1, 5, 3), 0},         {"ir11", SRIDX (1, 5, 3), 0},
 {"dipc", SRIDX (1, 5, 3), 0},
 {"p_p0", SRIDX (1, 6, 2), 0},         {"ir12", SRIDX (1, 6, 2), 0},
 {"p_p1", SRIDX (1, 7, 2), 0},         {"ir13", SRIDX (1, 7, 2), 0},
 {"int_mask", SRIDX (1, 8, 0), 0},     {"ir14", SRIDX (1, 8, 0), 0},
 {"int_pend", SRIDX (1, 9, 0), 0},     {"ir15", SRIDX (1, 9, 0), 0},
 {"sp_usr", SRIDX (1, 10, 0), 0},      {"ir16", SRIDX (1, 10, 0), 0},
 {"sp_priv", SRIDX (1, 10, 1), 0},     {"ir17", SRIDX (1, 10, 1), 0},
 {"int_pri", SRIDX (1, 11, 0), 0},     {"ir18", SRIDX (1, 11, 0), 0},
 {"int_ctrl", SRIDX (1, 1, 2), 0},     {"ir19", SRIDX (1, 1, 2), 0},
 {"sp_usr1", SRIDX (1, 10, 2), 0},     {"ir20", SRIDX (1, 10, 2), 0},
 {"sp_priv1", SRIDX (1, 10, 3), 0},    {"ir21", SRIDX (1, 10, 3), 0},
 {"sp_usr2", SRIDX (1, 10, 4), 0},     {"ir22", SRIDX (1, 10, 4), 0},
 {"sp_priv2", SRIDX (1, 10, 5), 0},    {"ir23", SRIDX (1, 10, 5), 0},
 {"sp_usr3", SRIDX (1, 10, 6), 0},     {"ir24", SRIDX (1, 10, 6), 0},
 {"sp_priv3", SRIDX (1, 10, 7), 0},    {"ir25", SRIDX (1, 10, 7), 0},
 {"int_mask2", SRIDX (1, 8, 1), 0},    {"ir26", SRIDX (1, 8, 1), 0},
 {"int_pend2", SRIDX (1, 9, 1), 0},    {"ir27", SRIDX (1, 9, 1), 0},
 {"int_pri2", SRIDX (1, 11, 1), 0},    {"ir28", SRIDX (1, 11, 1), 0},
 {"int_trigger", SRIDX (1, 9, 4), 0},  {"ir29", SRIDX (1, 9, 4), 0},
 {"int_gpr_push_dis", SRIDX(1, 1, 3), 0}, {"ir30", SRIDX (1, 1, 3), 0},
 {"int_mask3", SRIDX(1, 8, 2), 0},     {"ir31", SRIDX (1, 8, 2), 0},
 {"int_pend3", SRIDX(1, 9, 2), 0},     {"ir32", SRIDX (1, 9, 2), 0},
 {"int_pri3", SRIDX(1, 11, 2), 0},     {"ir33", SRIDX (1, 11, 2), 0},
 {"int_pri4", SRIDX(1, 11, 3), 0},     {"ir34", SRIDX (1, 11, 3), 0},
 {"int_trigger2", SRIDX(1, 9, 5), 0},  {"ir35", SRIDX (1, 9, 5), 0},

 {"mmu_ctl", SRIDX (2, 0, 0), 0},      {"mr0", SRIDX (2, 0, 0), 0},
 {"l1_pptb", SRIDX (2, 1, 0), 0},      {"mr1", SRIDX (2, 1, 0), 0},
 {"tlb_vpn", SRIDX (2, 2, 0), 0},      {"mr2", SRIDX (2, 2, 0), 0},
 {"tlb_data", SRIDX (2, 3, 0), 0},     {"mr3", SRIDX (2, 3, 0), 0},
 {"tlb_misc", SRIDX (2, 4, 0), 0},     {"mr4", SRIDX (2, 4, 0), 0},
 {"vlpt_idx", SRIDX (2, 5, 0), 0},     {"mr5", SRIDX (2, 5, 0), 0},
 {"ilmb", SRIDX (2, 6, 0), 0},         {"mr6", SRIDX (2, 6, 0), 0},
 {"dlmb", SRIDX (2, 7, 0), 0},         {"mr7", SRIDX (2, 7, 0), 0},
 {"cache_ctl", SRIDX (2, 8, 0), 0},    {"mr8", SRIDX (2, 8, 0), 0},
 {"hsmp_saddr", SRIDX (2, 9, 0), 0},   {"mr9", SRIDX (2, 9, 0), 0},
 {"hsmp_eaddr", SRIDX (2, 9, 1), 0},   {"mr10", SRIDX (2, 9, 1), 0},
 {"bg_region", SRIDX (2, 0, 1), 0},    {"mr11", SRIDX (2, 0, 1), 0},

 {"pfmc0", SRIDX (4, 0, 0), 0},        {"pfr0", SRIDX (4, 0, 0), 0},
 {"pfmc1", SRIDX (4, 0, 1), 0},        {"pfr1", SRIDX (4, 0, 1), 0},
 {"pfmc2", SRIDX (4, 0, 2), 0},        {"pfr2", SRIDX (4, 0, 2), 0},
 {"pfm_ctl", SRIDX (4, 1, 0), 0},      {"pfr3", SRIDX (4, 1, 0), 0},
 {"pft_ctl", SRIDX (4, 2, 0), 0},      {"pfr4", SRIDX (4, 2, 0), 0},
 {"hsp_ctl", SRIDX (4, 6, 0), 0},      {"hspr0", SRIDX (4, 6, 0), 0},
 {"sp_bound", SRIDX (4, 6, 1), 0},     {"hspr1", SRIDX (4, 6, 1), 0},
 {"sp_bound_priv", SRIDX (4, 6, 2), 0},{"hspr2", SRIDX (4, 6, 2), 0},
 {"sp_base", SRIDX (4, 6, 3), 0},      {"hspr3", SRIDX (4, 6, 3), 0},
 {"sp_base_priv", SRIDX (4, 6, 4), 0}, {"hspr4", SRIDX (4, 6, 4), 0},

 {"dma_cfg", SRIDX (5, 0, 0), 0},      {"dmar0", SRIDX (5, 0, 0), 0},
 {"dma_gcsw", SRIDX (5, 1, 0), 0},     {"dmar1", SRIDX (5, 1, 0), 0},
 {"dma_chnsel", SRIDX (5, 2, 0), 0},   {"dmar2", SRIDX (5, 2, 0), 0},
 {"dma_act", SRIDX (5, 3, 0), 0},      {"dmar3", SRIDX (5, 3, 0), 0},
 {"dma_setup", SRIDX (5, 4, 0), 0},    {"dmar4", SRIDX (5, 4, 0), 0},
 {"dma_isaddr", SRIDX (5, 5, 0), 0},   {"dmar5", SRIDX (5, 5, 0), 0},
 {"dma_esaddr", SRIDX (5, 6, 0), 0},   {"dmar6", SRIDX (5, 6, 0), 0},
 {"dma_tcnt", SRIDX (5, 7, 0), 0},     {"dmar7", SRIDX (5, 7, 0), 0},
 {"dma_status", SRIDX (5, 8, 0), 0},   {"dmar8", SRIDX (5, 8, 0), 0},
 {"dma_2dset", SRIDX (5, 9, 0), 0},    {"dmar9", SRIDX (5, 9, 0), 0},
 {"dma_2dsctl", SRIDX (5, 9, 1), 0},   {"dmar10", SRIDX (5, 9, 1), 0},
 {"dma_rcnt", SRIDX (5, 7, 1), 0},     {"dmar11", SRIDX (5, 7, 1), 0},
 {"dma_hstatus", SRIDX (5, 8, 1), 0},  {"dmar12", SRIDX (5, 8, 1), 0},

 {"sdz_ctl", SRIDX (2, 15, 0), 0},     {"idr0", SRIDX (2, 15, 0), 0},
 {"misc_ctl", SRIDX (2, 15, 1), 0},    {"n12misc_ctl", SRIDX (2, 15, 1), 0},
 {"idr1", SRIDX (2, 15, 1), 0},
 {"ecc_misc", SRIDX (2, 15, 2), 0},    {"idr2", SRIDX (2, 15, 2), 0},

 {"secur0", SRIDX (6, 0, 0), 0},       {"sfcr", SRIDX (6, 0, 0), 0},
 {"secur1", SRIDX (6, 1, 0), 0},       {"sign", SRIDX (6, 1, 0), 0},
 {"secur2", SRIDX (6, 1, 1), 0},       {"isign", SRIDX (6, 1, 1), 0},
 {"secur3", SRIDX (6, 1, 2), 0},       {"p_isign", SRIDX (6, 1, 2), 0},

 {"prusr_acc_ctl", SRIDX (4, 4, 0), 0},
 {"fucpr", SRIDX (4, 5, 0), 0},        {"fucop_ctl", SRIDX (4, 5, 0), 0},

 {"bpc0", SRIDX (3, 0, 0), 0},         {"dr0", SRIDX (3, 0, 0), 0},
 {"bpc1", SRIDX (3, 0, 1), 0},         {"dr5", SRIDX (3, 0, 1), 0},
 {"bpc2", SRIDX (3, 0, 2), 0},         {"dr10", SRIDX (3, 0, 2), 0},
 {"bpc3", SRIDX (3, 0, 3), 0},         {"dr15", SRIDX (3, 0, 3), 0},
 {"bpc4", SRIDX (3, 0, 4), 0},         {"dr20", SRIDX (3, 0, 4), 0},
 {"bpc5", SRIDX (3, 0, 5), 0},         {"dr25", SRIDX (3, 0, 5), 0},
 {"bpc6", SRIDX (3, 0, 6), 0},         {"dr30", SRIDX (3, 0, 6), 0},
 {"bpc7", SRIDX (3, 0, 7), 0},         {"dr35", SRIDX (3, 0, 7), 0},
 {"bpa0", SRIDX (3, 1, 0), 0},         {"dr1", SRIDX (3, 1, 0), 0},
 {"bpa1", SRIDX (3, 1, 1), 0},         {"dr6", SRIDX (3, 1, 1), 0},
 {"bpa2", SRIDX (3, 1, 2), 0},         {"dr11", SRIDX (3, 1, 2), 0},
 {"bpa3", SRIDX (3, 1, 3), 0},         {"dr16", SRIDX (3, 1, 3), 0},
 {"bpa4", SRIDX (3, 1, 4), 0},         {"dr21", SRIDX (3, 1, 4), 0},
 {"bpa5", SRIDX (3, 1, 5), 0},         {"dr26", SRIDX (3, 1, 5), 0},
 {"bpa6", SRIDX (3, 1, 6), 0},         {"dr31", SRIDX (3, 1, 6), 0},
 {"bpa7", SRIDX (3, 1, 7), 0},         {"dr36", SRIDX (3, 1, 7), 0},
 {"bpam0", SRIDX (3, 2, 0), 0},        {"dr2", SRIDX (3, 2, 0), 0},
 {"bpam1", SRIDX (3, 2, 1), 0},        {"dr7", SRIDX (3, 2, 1), 0},
 {"bpam2", SRIDX (3, 2, 2), 0},        {"dr12", SRIDX (3, 2, 2), 0},
 {"bpam3", SRIDX (3, 2, 3), 0},        {"dr17", SRIDX (3, 2, 3), 0},
 {"bpam4", SRIDX (3, 2, 4), 0},        {"dr22", SRIDX (3, 2, 4), 0},
 {"bpam5", SRIDX (3, 2, 5), 0},        {"dr27", SRIDX (3, 2, 5), 0},
 {"bpam6", SRIDX (3, 2, 6), 0},        {"dr32", SRIDX (3, 2, 6), 0},
 {"bpam7", SRIDX (3, 2, 7), 0},        {"dr37", SRIDX (3, 2, 7), 0},
 {"bpv0", SRIDX (3, 3, 0), 0},         {"dr3", SRIDX (3, 3, 0), 0},
 {"bpv1", SRIDX (3, 3, 1), 0},         {"dr8", SRIDX (3, 3, 1), 0},
 {"bpv2", SRIDX (3, 3, 2), 0},         {"dr13", SRIDX (3, 3, 2), 0},
 {"bpv3", SRIDX (3, 3, 3), 0},         {"dr18", SRIDX (3, 3, 3), 0},
 {"bpv4", SRIDX (3, 3, 4), 0},         {"dr23", SRIDX (3, 3, 4), 0},
 {"bpv5", SRIDX (3, 3, 5), 0},         {"dr28", SRIDX (3, 3, 5), 0},
 {"bpv6", SRIDX (3, 3, 6), 0},         {"dr33", SRIDX (3, 3, 6), 0},
 {"bpv7", SRIDX (3, 3, 7), 0},         {"dr38", SRIDX (3, 3, 7), 0},
 {"bpcid0", SRIDX (3, 4, 0), 0},       {"dr4", SRIDX (3, 4, 0), 0},
 {"bpcid1", SRIDX (3, 4, 1), 0},       {"dr9", SRIDX (3, 4, 1), 0},
 {"bpcid2", SRIDX (3, 4, 2), 0},       {"dr14", SRIDX (3, 4, 2), 0},
 {"bpcid3", SRIDX (3, 4, 3), 0},       {"dr19", SRIDX (3, 4, 3), 0},
 {"bpcid4", SRIDX (3, 4, 4), 0},       {"dr24", SRIDX (3, 4, 4), 0},
 {"bpcid5", SRIDX (3, 4, 5), 0},       {"dr29", SRIDX (3, 4, 5), 0},
 {"bpcid6", SRIDX (3, 4, 6), 0},       {"dr34", SRIDX (3, 4, 6), 0},
 {"bpcid7", SRIDX (3, 4, 7), 0},       {"dr39", SRIDX (3, 4, 7), 0},
 {"edm_cfg", SRIDX (3, 5, 0), 0},      {"dr40", SRIDX (3, 5, 0), 0},
 {"edmsw", SRIDX (3, 6, 0), 0},        {"dr41", SRIDX (3, 6, 0), 0},
 {"edm_ctl", SRIDX (3, 7, 0), 0},      {"dr42", SRIDX (3, 7, 0), 0},
 {"edm_dtr", SRIDX (3, 8, 0), 0},      {"dr43", SRIDX (3, 8, 0), 0},
 {"bpmtc", SRIDX (3, 9, 0), 0},        {"dr44", SRIDX (3, 9, 0), 0},
 {"dimbr", SRIDX (3, 10, 0), 0},       {"dr45", SRIDX (3, 10, 0), 0},
 {"tecr0", SRIDX (3, 14, 0), 0},       {"dr46", SRIDX (3, 14, 0), 0},
 {"tecr1", SRIDX (3, 14, 1), 0},       {"dr47", SRIDX (3, 14, 1), 0},
 {NULL,0 ,0}
};

static const keyword_t keyword_cp[] =
{
 {"cp0", 0, 0}, {"cp1", 1, 0}, {"cp2", 2, 0}, {"cp3", 3, 0}, {NULL, 0, 0}
};

static const keyword_t keyword_cpr[] =
{
 {"cpr0", 0, 0}, {"cpr1", 1, 0}, {"cpr2", 2, 0}, {"cpr3", 3, 0},
 {"cpr4", 4, 0}, {"cpr5", 5, 0}, {"cpr6", 6, 0}, {"cpr7", 7, 0},
 {"cpr8", 8, 0}, {"cpr9", 9, 0}, {"cpr10", 10, 0}, {"cpr11", 11, 0},
 {"cpr12", 12, 0}, {"cpr13", 13, 0}, {"cpr14", 14, 0}, {"cpr15", 15, 0},
 {"cpr16", 16, 0}, {"cpr17", 17, 0}, {"cpr18", 18, 0}, {"cpr19", 19, 0},
 {"cpr20", 20, 0}, {"cpr21", 21, 0}, {"cpr22", 22, 0}, {"cpr23", 23, 0},
 {"cpr24", 24, 0}, {"cpr25", 25, 0}, {"cpr26", 26, 0}, {"cpr27", 27, 0},
 {"cpr28", 28, 0}, {"cpr29", 29, 0}, {"cpr30", 30, 0}, {"cpr31", 31, 0},
 {NULL, 0, 0}
};

static const keyword_t keyword_fsr[] =
{
 {"fs0", 0, 0}, {"fs1", 1, 0}, {"fs2", 2, 0}, {"fs3", 3, 0}, {"fs4", 4, 0},
 {"fs5", 5, 0}, {"fs6", 6, 0}, {"fs7", 7, 0}, {"fs8", 8, 0}, {"fs9", 9, 0},
 {"fs10", 10, 0}, {"fs11", 11, 0}, {"fs12", 12, 0}, {"fs13", 13, 0},
 {"fs14", 14, 0}, {"fs15", 15, 0}, {"fs16", 16, 0}, {"fs17", 17, 0},
 {"fs18", 18, 0}, {"fs19", 19, 0}, {"fs20", 20, 0}, {"fs21", 21, 0},
 {"fs22", 22, 0}, {"fs23", 23, 0}, {"fs24", 24, 0}, {"fs25", 25, 0},
 {"fs26", 26, 0}, {"fs27", 27, 0}, {"fs28", 28, 0}, {"fs29", 29, 0},
 {"fs30", 30, 0}, {"fs31", 31, 0}, {NULL, 0 ,0}
};

static const keyword_t keyword_fdr[] =
{
 {"fd0", 0, 0}, {"fd1", 1, 0}, {"fd2", 2, 0}, {"fd3", 3, 0}, {"fd4", 4, 0},
 {"fd5", 5, 0}, {"fd6", 6, 0}, {"fd7", 7, 0}, {"fd8", 8, 0}, {"fd9", 9, 0},
 {"fd10", 10, 0}, {"fd11", 11, 0}, {"fd12", 12, 0}, {"fd13", 13, 0},
 {"fd14", 14, 0}, {"fd15", 15, 0}, {"fd16", 16, 0}, {"fd17", 17, 0},
 {"fd18", 18, 0}, {"fd19", 19, 0}, {"fd20", 20, 0}, {"fd21", 21, 0},
 {"fd22", 22, 0}, {"fd23", 23, 0}, {"fd24", 24, 0}, {"fd25", 25, 0},
 {"fd26", 26, 0}, {"fd27", 27, 0}, {"fd28", 28, 0}, {"fd29", 29, 0},
 {"fd30", 30, 0}, {"fd31", 31, 0}, {NULL, 0, 0}
};

static const keyword_t keyword_abdim[] =
{
 {"bi", 0, 0}, {"bim", 1, 0}, {"bd", 2, 0}, {"bdm", 3, 0},
 {"ai", 4, 0}, {"aim", 5, 0}, {"ad", 6, 0}, {"adm", 7, 0},
 {NULL, 0, 0}
};

static const keyword_t keyword_abm[] =
{
 {"b", 0, 0}, {"bm", 1, 0}, {"bx", 2, 0}, {"bmx", 3, 0},
 {"a", 4, 0}, {"am", 5, 0}, {"ax", 6, 0}, {"amx", 7, 0},
 {NULL, 0, 0}
};

static const keyword_t keyword_dtiton[] =
{
 {"iton", 1, 0}, {"ton", 3, 0}, {NULL, 0, 0}
};

static const keyword_t keyword_dtitoff[] =
{
 {"itoff", 1, 0}, {"toff", 3, 0}, {NULL, 0, 0}
};

static const keyword_t keyword_dpref_st[] =
{
 {"srd", 0, 0}, {"mrd", 1, 0}, {"swr", 2, 0}, {"mwr", 3, 0},
 {"pte", 4, 0}, {"clwr", 5, 0}, {NULL, 0, 0}
};

/* CCTL Ra, SubType.  */
static const keyword_t keyword_cctl_st0[] =
{
 {"l1d_ix_inval", 0X0, 0}, {"l1d_ix_wb", 0X1, 0}, {"l1d_ix_wbinval", 0X2, 0},
 {"l1d_va_fillck", 0XB, 0}, {"l1d_va_ulck", 0XC, 0}, {"l1i_ix_inval", 0X10, 0},
 {"l1i_va_fillck", 0X1B, 0}, {"l1i_va_ulck", 0X1C, 0},
 {NULL, 0, 0}
};

/* CCTL Ra, SubType, level.  */
static const keyword_t keyword_cctl_st1[] =
{
 {"l1d_va_inval", 0X8, 0}, {"l1d_va_wb", 0X9, 0},
 {"l1d_va_wbinval", 0XA, 0}, {"l1i_va_inval", 0X18, 0},
 {NULL, 0, 0}
};

/* CCTL Rt, Ra, SubType.  */
static const keyword_t keyword_cctl_st2[] =
{
 {"l1d_ix_rtag", 0X3, 0}, {"l1d_ix_rwd", 0X4, 0},
 {"l1i_ix_rtag", 0X13, 0}, {"l1i_ix_rwd", 0X14, 0},
 {NULL, 0, 0}
};

/* CCTL Rb, Ra, SubType.  */
static const keyword_t keyword_cctl_st3[] =
{
 {"l1d_ix_wtag", 0X5, 0}, {"l1d_ix_wwd", 0X6, 0},
 {"l1i_ix_wtag", 0X15, 0}, {"l1i_ix_wwd", 0X16, 0},
 {NULL, 0, 0}
};

/* CCTL L1D_INVALALL.  */
static const keyword_t keyword_cctl_st4[] =
{
 {"l1d_invalall", 0x7, 0}, {NULL, 0, 0}
};

/* CCTL L1D_WBALL, level.  */
static const keyword_t keyword_cctl_st5[] =
{
 {"l1d_wball", 0xf, 0}, {NULL, 0, 0}
};

static const keyword_t keyword_cctl_lv[] =
{
 {"1level", 0, 0}, {"alevel", 1, 0}, {"0", 0, 0}, {"1", 1, 0},
 {NULL, 0, 0},
};

static const keyword_t keyword_tlbop_st[] =
{
 {"targetread", 0, 0}, {"trd", 0, 0},
 {"targetwrite", 1, 0}, {"twr", 1, 0},
 {"rwrite", 2, 0}, {"rwr", 2, 0},
 {"rwritelock", 3, 0}, {"rwlk", 3, 0},
 {"unlock", 4, 0}, {"unlk", 4, 0},
 {"invalidate", 6, 0}, {"inv", 6, 0},
 {NULL, 0, 0},
};

static const keyword_t keyword_standby_st[] =
{
 {"no_wake_grant", 0, 0},
 {"wake_grant", 1, 0},
 {"wait_done", 2, 0},
 {"0", 0, 0},
 {"1", 1, 0},
 {"2", 2, 0},
 {"3", 3, 0},
 {NULL, 0, 0},
};

static const keyword_t keyword_msync_st[] =
{
 {"all", 0, 0}, {"store", 1, 0},
 {NULL, 0, 0}
};

static const keyword_t keyword_im5_i[] =
{
 {"i0", 0, 0}, {"i1", 1, 0}, {"i2", 2, 0}, {"i3", 3, 0},
 {"i4", 4, 0}, {"i5", 5, 0}, {"i6", 6, 0}, {"i7", 7, 0},
 {NULL, 0, 0}
};

static const keyword_t keyword_im5_m[] =
{
 {"m0", 0, 0}, {"m1", 1, 0}, {"m2", 2, 0}, {"m3", 3, 0},
 {"m4", 4, 0}, {"m5", 5, 0}, {"m6", 6, 0}, {"m7", 7, 0},
 {NULL, 0, 0}
};

static const keyword_t keyword_accumulator[] =
{
 {"d0.lo", 0, 0}, {"d0.hi", 1, 0}, {"d1.lo", 2, 0}, {"d1.hi", 3, 0},
 {NULL, 0, 0}
};

static const keyword_t keyword_aridx[] =
{
 {"i0", 0, 0}, {"i1", 1, 0}, {"i2", 2, 0}, {"i3", 3, 0},
 {"i4", 4, 0}, {"i5", 5, 0}, {"i6", 6, 0}, {"i7", 7, 0},
 {"mod", 8, 0}, {"m1", 9, 0}, {"m2", 10, 0}, {"m3",11, 0},
 {"m5",13, 0}, {"m6",14, 0}, {"m7",15, 0},
 {"d0.l24", 16, 0}, {"d1.l24", 17, 0},
 {"shft_ctl0", 18, 0}, {"shft_ctl1", 19, 0},
 {"lb", 24, 0}, {"le", 25, 0}, {"lc", 26, 0}, {"adm_vbase", 27, 0},
 {NULL, 0, 0}
};

static const keyword_t keyword_aridx2[] =
{
 {"cbb0", 0, 0}, {"cbb1", 1, 0}, {"cbb2", 2, 0}, {"cbb3", 3, 0},
 {"cbe0", 4, 0}, {"cbe1", 5, 0}, {"cbe2", 6, 0}, {"cbe3", 7, 0},
 {"cb_ctl", 31, 0},
 {NULL, 0, 0}
};

static const keyword_t keyword_aridxi[] =
{
 {"i0", 0, 0}, {"i1", 1, 0}, {"i2", 2, 0}, {"i3", 3, 0},
 {"i4", 4, 0}, {"i5", 5, 0}, {"i6", 6, 0}, {"i7", 7, 0},
 {"mod", 8, 0}, {"m1", 9, 0}, {"m2", 10, 0}, {"m3",11, 0},
 {"m5",13, 0}, {"m6",14, 0}, {"m7",15, 0},
 {NULL, 0, 0}
};

static const keyword_t keyword_aridxi_mx[] =
{
 {"m1", 9, 0}, {"m2", 10, 0}, {"m3",11, 0},
 {"m5",13, 0}, {"m6",14, 0}, {"m7",15, 0},
 {NULL, 0, 0}
};

const keyword_t *nds32_keywords[_HW_LAST] =
{
 nds32_keyword_gpr, keyword_usr, keyword_dxr, keyword_sr, keyword_fsr,
 keyword_fdr, keyword_cp, keyword_cpr, keyword_abdim, keyword_abm,
 keyword_dtiton, keyword_dtitoff, keyword_dpref_st,
 keyword_cctl_st0, keyword_cctl_st1, keyword_cctl_st2,
 keyword_cctl_st3, keyword_cctl_st4, keyword_cctl_st5,
 keyword_cctl_lv, keyword_tlbop_st, keyword_standby_st,
 keyword_msync_st,
 keyword_im5_i, keyword_im5_m,
 keyword_accumulator, keyword_aridx, keyword_aridx2,
 keyword_aridxi, keyword_aridxi_mx
};

const keyword_t **nds32_keyword_table[NDS32_CORE_COUNT];
static unsigned int nds32_keyword_count_table[NDS32_CORE_COUNT];
const field_t *nds32_field_table[NDS32_CORE_COUNT];
opcode_t *nds32_opcode_table[NDS32_CORE_COUNT];


/* Hash table for syntax lex.   */
static htab_t field_htab;
/* Hash table for opcodes.  */
static htab_t opcode_htab;
/* Hash table for hardware resources.  */
static htab_t *hw_ktabs;

static hashval_t
htab_hash_hash (const void *p)
{
 struct nds32_hash_entry *h = (struct nds32_hash_entry *) p;

 return htab_hash_string (h->name);
}

static int
htab_hash_eq (const void *p, const void *q)
{
 struct nds32_hash_entry *h = (struct nds32_hash_entry *) p;
 const char *name = (const char *) q;

 return strcmp (name, h->name) == 0;
}


static void
build_operand_hash_table (void)
{
 unsigned k;

 field_htab = htab_create_alloc (128, htab_hash_hash, htab_hash_eq,
                                 NULL, xcalloc, free);

 for (k = 0; k < NDS32_CORE_COUNT; k++)
   {
     const field_t *fld;

     fld = nds32_field_table[k];
     if (fld == NULL)
       continue;

     /* Add op-codes.  */
     while (fld->name != NULL)
       {
         hashval_t hash;
         const field_t **slot;

         hash = htab_hash_string (fld->name);
         slot = (const field_t **)
           htab_find_slot_with_hash (field_htab, fld->name, hash, INSERT);

         assert (slot != NULL && *slot == NULL);
         *slot = fld++;
       }
   }
}

static void
build_keyword_hash_table (void)
{
 unsigned int i, j, k, n;

 /* Count total keyword tables.  */
 for (n = 0, i = 0; i < NDS32_CORE_COUNT; i++)
   {
     n += nds32_keyword_count_table[i];
   }

 /* Allocate space.  */
 hw_ktabs = (htab_t *) malloc (n * sizeof (struct htab));
 for (i = 0; i < n; i++)
   {
     hw_ktabs[i] = htab_create_alloc (128, htab_hash_hash, htab_hash_eq,
                                      NULL, xcalloc, free);
   }

 for (n = 0, k = 0; k < NDS32_CORE_COUNT; k++, n += j)
   {
     const keyword_t **kwd;

     if ((j = nds32_keyword_count_table[k]) == 0)
       continue;

     /* Add keywords.  */
     kwd = nds32_keyword_table[k];
     for (i = 0; i < j; i++)
       {
         htab_t htab;
         const keyword_t *kw;

         kw = kwd[i];
         htab = hw_ktabs[n + i];
         while (kw->name != NULL)
           {
             hashval_t hash;
             const keyword_t **slot;

             hash = htab_hash_string (kw->name);
             slot = (const keyword_t **)
               htab_find_slot_with_hash (htab, kw->name, hash, INSERT);

             assert (slot != NULL && *slot == NULL);
             *slot = kw++;
           }
       }
   }
}

/* Build the syntax for a given opcode OPC.  It parses the string
  pointed by INSTRUCTION and store the result on SYNTAX, so
  when we assemble an instruction, we don't have to parse the syntax
  again.  */

static void
build_opcode_syntax (struct nds32_opcode *opc)
{
 char odstr[MAX_LEX_LEN];
 const char *str;
 const char *end;
 lex_t *plex;
 int len;
 hashval_t hash;
 field_t *fd;
 int opt = 0;

 /* Check whether it has been initialized.  */
 if (opc->syntax)
   return;

 opc->syntax = xmalloc (MAX_LEX_NUM * sizeof (lex_t));
 memset (opc->syntax, 0, MAX_LEX_NUM * sizeof (lex_t));

 str = opc->instruction;
 plex = opc->syntax;
 while (*str)
   {
     int fidx, i, k;

     switch (*str)
       {
       case '%':
         *plex = SYN_INPUT;
         break;
       case '=':
         *plex = SYN_OUTPUT;
         break;
       case '&':
         *plex = SYN_INPUT | SYN_OUTPUT;
         break;
       case '{':
         *plex++ = SYN_LOPT;
         opt++;
         str++;
         continue;
       case '}':
         *plex++ = SYN_ROPT;
         str++;
         continue;
       default:
         *plex++ = *str++;
         continue;
       }
     str++;

     /* Extract operand.  */
     end = str;
     while (ISALNUM (*end) || *end == '_')
       end++;
     len = end - str;
     memcpy (odstr, str, len);
     odstr[len] = '\0';

     hash = htab_hash_string (odstr);
     fd = (field_t *) htab_find_with_hash (field_htab, odstr, hash);

     if (fd == NULL)
       {
         /* xgettext: c-format */
         opcodes_error_handler (_("internal error: unknown operand, %s"), str);
         abort ();
       }

     /* We are not sure how these tables are organized.   */
     /* Thus, the minimal index should be the right one.  */
     for (fidx = 256, k = 0, i = 0; i < NDS32_CORE_COUNT; i++)
       {
         int tmp;

         tmp = fd - nds32_field_table[i];
         if (tmp >= 0 && tmp < fidx)
           {
             fidx = tmp;
             k = i;
           }
       }
     assert (fidx >= 0 && fidx < (int) ARRAY_SIZE (nds32_operand_fields));
     *plex |= LEX_SET_FIELD (k, fidx);

     str += len;
     plex++;
   }

 *plex = 0;
 opc->variant = opt;
 return;
}

static void
build_opcode_hash_table (void)
{
 unsigned k;

 opcode_htab = htab_create_alloc (512, htab_hash_hash, htab_hash_eq,
                                  NULL, xcalloc, free);

 for (k = 0; k < NDS32_CORE_COUNT; k++)
   {
     opcode_t *opc;

     opc = nds32_opcode_table[k];
     if (opc == NULL)
       continue;

     /* Add op-codes.  */
     while ((opc->opcode != NULL) && (opc->instruction != NULL))
       {
         hashval_t hash;
         opcode_t **slot;

         hash = htab_hash_string (opc->opcode);
         slot = (opcode_t **)
           htab_find_slot_with_hash (opcode_htab, opc->opcode, hash,
                                     INSERT);

#define NDS32_PREINIT_SYNTAX
#if defined (NDS32_PREINIT_SYNTAX)
         /* Initial SYNTAX when build opcode table, so bug in syntax
            can be found when initialized rather than used.  */
         build_opcode_syntax (opc);
#endif

         if (*slot == NULL)
           {
             /* This is the new one.  */
             *slot = opc;
           }
         else
           {
             opcode_t *ptr;

             /* Already exists.  Append to the list.  */
             ptr = *slot;
             while (ptr->next)
               ptr = ptr->next;
             ptr->next = opc;
             opc->next = NULL;
           }
         opc++;
       }
   }
}

/* Initialize the assembler.  It must be called before assembling.  */

void
nds32_asm_init (nds32_asm_desc_t *pdesc, int flags)
{
 pdesc->flags = flags;
 pdesc->mach = flags & NASM_OPEN_ARCH_MASK;

 /* Setup main core.  */
 nds32_keyword_table[NDS32_MAIN_CORE] = &nds32_keywords[0];
 nds32_keyword_count_table[NDS32_MAIN_CORE] = _HW_LAST;
 nds32_opcode_table[NDS32_MAIN_CORE] = &nds32_opcodes[0];
 nds32_field_table[NDS32_MAIN_CORE] = &nds32_operand_fields[0];

 /* Build operand hash table.  */
 build_operand_hash_table ();

 /* Build keyword hash tables.  */
 build_keyword_hash_table ();

 /* Build op-code hash table.  */
 build_opcode_hash_table ();
}

/* Parse the input and store operand keyword string in ODSTR.
  This function is only used for parsing keywords,
  HW_INT/HW_UINT are parsed parse_operand callback handler.  */

static char *
parse_to_delimiter (char *str, char odstr[MAX_KEYWORD_LEN])
{
 char *outp = odstr;

 while (ISALNUM (*str) || *str == '.' || *str == '_')
   *outp++ = TOLOWER (*str++);

 *outp = '\0';
 return str;
}

/* Parse the operand of lmw/smw/lmwa/smwa.  */

static int
parse_re (struct nds32_asm_desc *pdesc ATTRIBUTE_UNUSED,
          struct nds32_asm_insn *pinsn, char **pstr, int64_t *value)
{
 char *end = *pstr;
 char odstr[MAX_KEYWORD_LEN];
 keyword_t *k;
 hashval_t hash;

 if (*end == '$')
   end++;
 end = parse_to_delimiter (end, odstr);

 hash = htab_hash_string (odstr);
 k = htab_find_with_hash (hw_ktabs[HW_GPR], odstr, hash);

 if (k == NULL)
   return NASM_ERR_OPERAND;

 if (__GF (pinsn->insn, 20, 5) > (unsigned int) k->value)
   return NASM_ERR_OPERAND;

 /* Register not allowed in reduced register.  */
 if ((pdesc->flags & NASM_OPEN_REDUCED_REG)
     && (k->attr & ATTR (RDREG)) == 0)
   return NASM_ERR_REG_REDUCED;

 *value = k->value;
 *pstr = end;
 return NASM_R_CONST;
}

/* Parse the operand of push25/pop25.  */

static int
parse_re2 (struct nds32_asm_desc *pdesc ATTRIBUTE_UNUSED,
          struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
          char **pstr, int64_t *value)
{
 char *end = *pstr;
 char odstr[MAX_KEYWORD_LEN];
 keyword_t *k;
 hashval_t hash;

 if (*end == '$')
   end++;
 end = parse_to_delimiter (end, odstr);

 hash = htab_hash_string (odstr);
 k = htab_find_with_hash (hw_ktabs[HW_GPR], odstr, hash);

 if (k == NULL)
   return NASM_ERR_OPERAND;

 /* Register not allowed in reduced register.  */
 if ((pdesc->flags & NASM_OPEN_REDUCED_REG)
     && (k->attr & ATTR (RDREG)) == 0)
   return NASM_ERR_REG_REDUCED;

 if (k->value == 6)
   *value = 0;
 else if (k->value == 8)
   *value = 1;
 else if (k->value == 10)
   *value = 2;
 else if (k->value == 14)
   *value = 3;
 else
   return NASM_ERR_OPERAND;

 *pstr = end;
 return NASM_R_CONST;
}

/* Parse the operand of lwi45.fe.  */

static int
parse_fe5 (struct nds32_asm_desc *pdesc, struct nds32_asm_insn *pinsn,
          char **pstr, int64_t *value)
{
 int r;

 r = pdesc->parse_operand (pdesc, pinsn, pstr, value);
 if (r != NASM_R_CONST)
   return NASM_ERR_OPERAND;

 /* 128 == 32 << 2.  Leave the shift to parse_opreand,
    so it can check whether it is a multiple of 4.  */
 *value = 128 + *value;
 return r;
}

/* Parse the operand of movpi45.  */

static int
parse_pi5 (struct nds32_asm_desc *pdesc, struct nds32_asm_insn *pinsn,
          char **pstr, int64_t *value)
{
 int r;

 r = pdesc->parse_operand (pdesc, pinsn, pstr, value);
 if (r != NASM_R_CONST)
   return NASM_ERR_OPERAND;

 *value -= 16;
 return r;
}

static int aext_a30b20 = 0;
static int aext_rte = 0;
static int aext_im5_ip = 0;
static int aext_im6_ip = 0;
/* Parse the operand of audio ext.  */
static int
parse_aext_reg (struct nds32_asm_desc *pdesc, char **pstr,
               int *value, int hw_res)
{
 char *end = *pstr;
 char odstr[MAX_KEYWORD_LEN];
 keyword_t *k;
 hashval_t hash;

 if (*end == '$')
   end++;
 end = parse_to_delimiter (end, odstr);

 hash = htab_hash_string (odstr);
 k = htab_find_with_hash (hw_ktabs[hw_res], odstr, hash);

 if (k == NULL)
   return NASM_ERR_OPERAND;

 if (hw_res == HW_GPR
     && (pdesc->flags & NASM_OPEN_REDUCED_REG)
     && (k->attr & ATTR (RDREG)) == 0)
   return NASM_ERR_REG_REDUCED;

 *value = k->value;
 *pstr = end;
 return NASM_R_CONST;
}

static int
parse_a30b20 (struct nds32_asm_desc *pdesc,
             struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
             char **pstr, int64_t *value)
{
 int rt_value, ret;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_GPR);
 if (ret == NASM_ERR_REG_REDUCED)
   return NASM_ERR_REG_REDUCED;
 if ((ret == NASM_ERR_OPERAND) || (rt_value > 15))
   return NASM_ERR_OPERAND;

 *value = rt_value;
 aext_a30b20 = rt_value;
 return NASM_R_CONST;
}

static int
parse_rt21 (struct nds32_asm_desc *pdesc,
           struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
           char **pstr, int64_t *value)
{
 int rt_value, ret, tmp_value, tmp1, tmp2;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_GPR);
 if (ret == NASM_ERR_REG_REDUCED)
   return NASM_ERR_REG_REDUCED;
 if ((ret == NASM_ERR_OPERAND) || (rt_value > 15))
   return NASM_ERR_OPERAND;

 tmp1 = (aext_a30b20 & 0x08);
 tmp2 = (rt_value & 0x08);
 if (tmp1 != tmp2)
   return NASM_ERR_OPERAND;

 /* Rt=CONCAT(c, t21, t0), t21:bit11-10, t0:bit5.  */
 tmp_value = (rt_value & 0x06) << 4;
 tmp_value |= (rt_value & 0x01);
 *value = tmp_value;
 return NASM_R_CONST;
}

static int
parse_rte_start (struct nds32_asm_desc *pdesc,
                struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
                char **pstr, int64_t *value)
{
 int rt_value, ret, tmp1, tmp2;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_GPR);
 if (ret == NASM_ERR_REG_REDUCED)
   return NASM_ERR_REG_REDUCED;
 if ((ret == NASM_ERR_OPERAND) || (rt_value > 15)
     || (rt_value & 0x01))
   return NASM_ERR_OPERAND;

 tmp1 = (aext_a30b20 & 0x08);
 tmp2 = (rt_value & 0x08);
 if (tmp1 != tmp2)
   return NASM_ERR_OPERAND;

 aext_rte = rt_value;
 /* Rt=CONCAT(c, t21, 0), t21:bit11-10.  */
 rt_value = (rt_value & 0x06) << 4;
 *value = rt_value;
 return NASM_R_CONST;
}

static int
parse_rte_end (struct nds32_asm_desc *pdesc,
              struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
              char **pstr, int64_t *value)
{
 int rt_value, ret, tmp1, tmp2;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_GPR);
 if (ret == NASM_ERR_REG_REDUCED)
   return NASM_ERR_REG_REDUCED;
 if ((ret == NASM_ERR_OPERAND) || (rt_value > 15)
     || ((rt_value & 0x01) == 0)
     || (rt_value != (aext_rte + 1)))
   return NASM_ERR_OPERAND;

 tmp1 = (aext_a30b20 & 0x08);
 tmp2 = (rt_value & 0x08);
 if (tmp1 != tmp2)
   return NASM_ERR_OPERAND;

 /* Rt=CONCAT(c, t21, 0), t21:bit11-10.  */
 rt_value = (rt_value & 0x06) << 4;
 *value = rt_value;
 return NASM_R_CONST;
}

static int
parse_rte69_start (struct nds32_asm_desc *pdesc,
                  struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
                  char **pstr, int64_t *value)
{
 int rt_value, ret;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_GPR);
 if (ret == NASM_ERR_REG_REDUCED)
   return NASM_ERR_REG_REDUCED;
 if ((ret == NASM_ERR_OPERAND)
     || (rt_value & 0x01))
   return NASM_ERR_OPERAND;

 aext_rte = rt_value;
 rt_value = (rt_value >> 1);
 *value = rt_value;
 return NASM_R_CONST;
}

static int
parse_rte69_end (struct nds32_asm_desc *pdesc,
                struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
                char **pstr, int64_t *value)
{
 int rt_value, ret;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_GPR);
 if (ret == NASM_ERR_REG_REDUCED)
   return NASM_ERR_REG_REDUCED;
 if ((ret == NASM_ERR_OPERAND)
     || ((rt_value & 0x01) == 0)
     || (rt_value != (aext_rte + 1)))
   return NASM_ERR_OPERAND;

 aext_rte = rt_value;
 rt_value = (rt_value >> 1);
 *value = rt_value;
 return NASM_R_CONST;
}

static int
parse_im5_ip (struct nds32_asm_desc *pdesc,
             struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
             char **pstr, int64_t *value)
{
 int rt_value, ret, new_value;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_AEXT_IM_I);
 if (ret == NASM_ERR_OPERAND)
   return NASM_ERR_OPERAND;

 /* p = bit[4].bit[1:0], r = bit[4].bit[3:2].  */
 new_value = (rt_value & 0x04) << 2;
 new_value |= (rt_value & 0x03);
 *value = new_value;
 aext_im5_ip = new_value;
 return NASM_R_CONST;
}

static int
parse_im5_mr (struct nds32_asm_desc *pdesc,
             struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
             char **pstr, int64_t *value)
{
 int rt_value, ret, new_value, tmp1, tmp2;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_AEXT_IM_M);
 if (ret == NASM_ERR_OPERAND)
   return NASM_ERR_OPERAND;

 /* p = bit[4].bit[1:0], r = bit[4].bit[3:2].  */
 new_value = (rt_value & 0x07) << 2;
 tmp1 = (aext_im5_ip & 0x10);
 tmp2 = (new_value & 0x10);
 if (tmp1 != tmp2)
   return NASM_ERR_OPERAND;

 *value = new_value;
 return NASM_R_CONST;
}

static int
parse_im6_ip (struct nds32_asm_desc *pdesc,
             struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
             char **pstr, int64_t *value)
{
 int rt_value, ret;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_AEXT_IM_I);
 if ((ret == NASM_ERR_OPERAND) || (rt_value > 3))
   return NASM_ERR_OPERAND;

 /* p = 0.bit[1:0].  */
 aext_im6_ip = rt_value;
 *value = aext_im6_ip;
 return NASM_R_CONST;
}

static int
parse_im6_iq (struct nds32_asm_desc *pdesc,
             struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
             char **pstr, int64_t *value)
{
 int rt_value, ret;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_AEXT_IM_I);
 if ((ret == NASM_ERR_OPERAND) || (rt_value < 4))
   return NASM_ERR_OPERAND;

 /* q = 1.bit[1:0].  */
 if ((rt_value & 0x03) != aext_im6_ip)
   return NASM_ERR_OPERAND;

 *value = aext_im6_ip;
 return NASM_R_CONST;
}

static int
parse_im6_mr (struct nds32_asm_desc *pdesc,
             struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
             char **pstr, int64_t *value)
{
 int rt_value, ret;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_AEXT_IM_M);
 if ((ret == NASM_ERR_OPERAND) || (rt_value > 3))
   return NASM_ERR_OPERAND;

 /* r = 0.bit[3:2].  */
 *value = (rt_value & 0x03);
 return NASM_R_CONST;
}

static int
parse_im6_ms (struct nds32_asm_desc *pdesc,
             struct nds32_asm_insn *pinsn ATTRIBUTE_UNUSED,
             char **pstr, int64_t *value)
{
 int rt_value, ret;

 ret = parse_aext_reg (pdesc, pstr, &rt_value, HW_AEXT_IM_M);
 if ((ret == NASM_ERR_OPERAND) || (rt_value < 4))
   return NASM_ERR_OPERAND;

 /* s = 1.bit[5:4].  */
 *value = (rt_value & 0x03);
 return NASM_R_CONST;
}

/* Generic operand parse base on the information provided by the field.  */

static int
parse_operand (nds32_asm_desc_t *pdesc, nds32_asm_insn_t *pinsn,
              char **str, int syn)
{
 char odstr[MAX_KEYWORD_LEN];
 char *end;
 hashval_t hash;
 const field_t *fld = &LEX_GET_FIELD (((syn >> 8) & 0xff) - 1, syn);
 keyword_t *k;
 int64_t value = 0;    /* 0x100000000; Big enough to overflow.  */
 int r;
 uint64_t modifier = 0;

 end = *str;

 if (fld->parse)
   {
     r = fld->parse (pdesc, pinsn, &end, &value);
     if (r == NASM_ERR_OPERAND || r == NASM_ERR_REG_REDUCED)
       {
         pdesc->result = r;
         return 0;
       }
     goto done;
   }

 /* Check valid keyword group.  */
 if (fld->hw_res < HW_INT)
   {
     int n = 0, i;

     /* Calculate index of keyword hash table.  */
     for (i = 0; i < (fld->hw_res >> 8); i++)
       n += nds32_keyword_count_table[i];

     /* Parse the operand in assembly code.  */
     if (*end == '$')
       end++;
     end = parse_to_delimiter (end, odstr);

     hash = htab_hash_string (odstr);
     k = htab_find_with_hash (hw_ktabs[n + (fld->hw_res & 0xff)], odstr,
                              hash);

     if (k == NULL)
       {
         pdesc->result = NASM_ERR_OPERAND;
         return 0;
       }

     if (fld->hw_res == HW_GPR && (pdesc->flags & NASM_OPEN_REDUCED_REG)
         && (k->attr & ATTR (RDREG)) == 0)
       {
         /* Register not allowed in reduced register.  */
         pdesc->result = NASM_ERR_REG_REDUCED;
         return 0;
       }

     if (fld->hw_res == HW_GPR)
       {
         if (syn & SYN_INPUT)
           pinsn->defuse |= USE_REG (k->value);
         if (syn & SYN_OUTPUT)
           pinsn->defuse |= DEF_REG (k->value);
       }

     value = k->value;
     if (fld->hw_res == HW_GPR && (fld->bitsize + fld->shift) == 4)
       value = nds32_r54map[value];
   }
 else if (fld->hw_res == HW_INT || fld->hw_res == HW_UINT)
   {
     if (*end == '#')
       end++;

     /* Handle modifiers.  Do we need to make a table for modifiers?
        Do we need to check unknown modifier?  */
     if (strncasecmp (end, "hi20(", 5) == 0)
       {
         modifier |= NASM_ATTR_HI20;
         end += 5;
       }
     else if (strncasecmp (end, "lo12(", 5) == 0)
       {
         modifier |= NASM_ATTR_LO12;
         end += 5;
       }
     else if (strncasecmp (end, "lo20(", 5) == 0)
       {
         /* e.g., movi.  */
         modifier |= NASM_ATTR_LO20;
         end += 5;
       }

     r = pdesc->parse_operand (pdesc, pinsn, &end, &value);
     if (modifier)
       {
         /* Consume the ')' of modifier.  */
         end++;
         pinsn->attr |= modifier;
       }

     switch (r)
       {
       case NASM_R_ILLEGAL:
         pdesc->result = NASM_ERR_OPERAND;
         return 0;
       case NASM_R_SYMBOL:
         /* This field needs special fix-up.  */
         pinsn->field = fld;
         break;
       case NASM_R_CONST:
         if (modifier & NASM_ATTR_HI20)
           value = (value >> 12) & 0xfffff;
         else if (modifier & NASM_ATTR_LO12)
           value = value & 0xfff;
         else if (modifier & NASM_ATTR_LO20)
           value = value & 0xfffff;
         break;
       default:
         /* xgettext: c-format */
         opcodes_error_handler (_("internal error: don't know how to handle "
                                  "parsing results"));
         abort ();
       }
   }
 else
   {
     /* xgettext: c-format */
     opcodes_error_handler (_("internal error: unknown hardware resource"));
     abort ();
   }

done:
 /* Don't silently discarding bits.  */
 if (value & __MASK (fld->shift))
   {
     pdesc->result = NASM_ERR_OUT_OF_RANGE;
     return 0;
   }

 /* Check the range of signed or unsigned result.  */
 if (fld->hw_res != HW_INT && ((int32_t) value >> (fld->bitsize + fld->shift)))
   {
     pdesc->result = NASM_ERR_OUT_OF_RANGE;
     return 0;
   }
 else if (fld->hw_res == HW_INT)
   {
     /* Sign-ext the value.  */
     if (((value >> 32) == 0) && (value & 0x80000000))
       value |= (int64_t) -1U << 31;


     /* Shift the value to positive domain.  */
     if ((value + (1 << (fld->bitsize + fld->shift - 1)))
         >> (fld->bitsize + fld->shift))
       {
         pdesc->result = NASM_ERR_OUT_OF_RANGE;
         return 0;
       }
   }

 pinsn->insn |=
   (((value >> fld->shift) & __MASK (fld->bitsize)) << fld->bitpos);
 *str = end;
 return 1;
}

/* Try to parse an instruction string based on opcode syntax.  */

static int
parse_insn (nds32_asm_desc_t *pdesc, nds32_asm_insn_t *pinsn,
           char *str, struct nds32_opcode *opc)
{
 int variant = 0;
 char *p = NULL;

 /* A syntax may has optional operands, so we have to try each possible
    combination to see if the input is accepted.  In order to do so,
    bit-N represent whether optional-operand-N is used in this combination.
    That is, if bit-N is set, optional-operand-N is not used.

    For example, there are 2 optional operands in this syntax,

    "a{,b}{,c}"

    we can try it 4 times (i.e., 1 << 2)

    0 (b00): "a,b,c"
    1 (b01): "a,c"
    2 (b10): "a,b"
    3 (b11): "a"
  */

 /* The outer do-while loop is used to try each possible optional
    operand combination, and VARIANT is the bit mask.  The inner loop
    iterates each lexeme in the syntax.  */

 do
   {
     /* OPT is the number of optional operands we've seen.  */
     int opt = 0;
     lex_t *plex;

     /* PLEX is the syntax iterator and P is the iterator for input
        string.  */
     plex = opc->syntax;
     p = str;
     /* Initial the base value.  */
     pinsn->insn = opc->value;

     while (*plex)
       {
         if (IS_LEX_CHAR (*plex))
           {
             /* If it's a plain char, just compare it.  */
             if (LEX_CHAR (*plex) != TOLOWER (*p))
               {
                 if (LEX_CHAR (*plex) == '+' && TOLOWER (*p) == '-')
                   {
                     /* We don't define minus format for some signed
                        immediate case, so ignoring '+' here to parse
                        negative value eazily.  Besides, the minus format
                        can not support for instruction with relocation.
                        Ex: lwi $r0, [$r0 + imm]  */
                     plex++;
                     continue;
                   }
                 pdesc->result = NASM_ERR_SYNTAX;
                 goto reject;
               }
             p++;
           }
         else if (*plex & SYN_LOPT)
           {
             /* If it's '{' and it's not used in this iteration,
                just skip the whole optional operand.  */
             if ((1 << (opt++)) & variant)
               {
                 while ((*plex & SYN_ROPT) == 0)
                   plex++;
               }
           }
         else if (*plex & SYN_ROPT)
           {
             /* ignore.  */
           }
         else
           {
             /* If it's a operand, parse the input operand from input.  */
             if (!parse_operand (pdesc, pinsn, &p, *plex))
               goto reject;
           }
         plex++;
       }

     /* Check whether this syntax is accepted.  */
     if (*plex == 0 && (*p == '\0' || *p == '!' || *p == '#'))
       return 1;

   reject:
     /* If not accepted, try another combination.  */
     variant++;
   }
 while (variant < (1 << opc->variant));

 return 0;
}

void
nds32_assemble (nds32_asm_desc_t *pdesc, nds32_asm_insn_t *pinsn,
               char *str)
{
 struct nds32_opcode *opc;
 char *s;
 char *mnemoic;
 char *dot;
 hashval_t hash;

 /* Duplicate the string, so we can modify it for convenience.  */
 s = strdup (str);
 mnemoic = s;
 str = s;

 /* Find opcode mnemoic.  */
 while (*s != ' ' && *s != '\t' && *s != '\0')
   s++;
 if (*s != '\0')
   *s++ = '\0';
 dot = strchr (mnemoic, '.');

retry_dot:
 /* Lookup the opcode syntax.  */
 hash = htab_hash_string (mnemoic);
 opc = (struct nds32_opcode *)
   htab_find_with_hash (opcode_htab, mnemoic, hash);

 /* If we cannot find a match syntax, try it again without `.'.
    For example, try "lmw.adm" first and then try "lmw" again.  */
 if (opc == NULL && dot != NULL)
   {
     *dot = '\0';
     s[-1] = ' ';
     s = dot + 1;
     dot = NULL;
     goto retry_dot;
   }
 else if (opc == NULL)
   {
     pdesc->result = NASM_ERR_UNKNOWN_OP;
     goto out;
   }

 /* There may be multiple syntaxes for a given opcode.
    Try each one until a match is found.  */
 for (; opc; opc = opc->next)
   {
     /* Build opcode syntax, if it's not been initialized yet.  */
     if (opc->syntax == NULL)
       build_opcode_syntax (opc);

     /* Reset status before assemble.  */
     pinsn->defuse = opc->defuse;
     pinsn->insn = 0;
     pinsn->field = NULL;
     /* Use opcode attributes to initial instruction attributes.  */
     pinsn->attr = opc->attr;
     if (parse_insn (pdesc, pinsn, s, opc))
       break;
   }

 pinsn->opcode = opc;
 if (opc == NULL)
   {
     if (pdesc->result == NASM_OK)
       pdesc->result = NASM_ERR_SYNTAX;
     goto out;
   }

 /* A matched opcode is found.  Write the result to instruction buffer.  */
 pdesc->result = NASM_OK;

out:
 free (str);
}