disas/microblaze.c

   1 /* Disassemble Xilinx microblaze instructions.
   2    Copyright (C) 1993, 1999, 2000 Free Software Foundation, Inc.
   3
   4 This program is free software; you can redistribute it and/or modify
   5 it under the terms of the GNU General Public License as published by
   6 the Free Software Foundation; either version 2 of the License, or
   7 (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with this program; if not, see <http://www.gnu.org/licenses/>. */
  16
  17 /*
  18  * Copyright (c) 2001 Xilinx, Inc.  All rights reserved.
  19  *
  20  * Redistribution and use in source and binary forms are permitted
  21  * provided that the above copyright notice and this paragraph are
  22  * duplicated in all such forms and that any documentation,
  23  * advertising materials, and other materials related to such
  24  * distribution and use acknowledge that the software was developed
  25  * by Xilinx, Inc.  The name of the Company may not be used to endorse
  26  * or promote products derived from this software without specific prior
  27  * written permission.
  28  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  29  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  30  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  31  *
  32  *      Xilinx, Inc.
  33  */
  34
  35
  36 #include <stdio.h>
  37 #define STATIC_TABLE
  38 #define DEFINE_TABLE
  39
  40 #define TRUE   1
  41 #define FALSE  0
  42
  43 #ifndef MICROBLAZE_OPC
  44 #define MICROBLAZE_OPC
  45 /* Assembler instructions for Xilinx's microblaze processor
  46    Copyright (C) 1999, 2000 Free Software Foundation, Inc.
  47
  48
  49 This program is free software; you can redistribute it and/or modify
  50 it under the terms of the GNU General Public License as published by
  51 the Free Software Foundation; either version 2 of the License, or
  52 (at your option) any later version.
  53
  54 This program is distributed in the hope that it will be useful,
  55 but WITHOUT ANY WARRANTY; without even the implied warranty of
  56 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  57 GNU General Public License for more details.
  58
  59 You should have received a copy of the GNU General Public License
  60 along with this program; if not, see <http://www.gnu.org/licenses/>.  */
  61
  62 /*
  63  * Copyright (c) 2001 Xilinx, Inc.  All rights reserved.
  64  *
  65  * Redistribution and use in source and binary forms are permitted
  66  * provided that the above copyright notice and this paragraph are
  67  * duplicated in all such forms and that any documentation,
  68  * advertising materials, and other materials related to such
  69  * distribution and use acknowledge that the software was developed
  70  * by Xilinx, Inc.  The name of the Company may not be used to endorse
  71  * or promote products derived from this software without specific prior
  72  * written permission.
  73  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  74  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  75  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  76  *
  77  *      Xilinx, Inc.
  78  */
  79
  80
  81 #ifndef MICROBLAZE_OPCM
  82 #define MICROBLAZE_OPCM
  83
  84 /*
  85  * Copyright (c) 2001 Xilinx, Inc.  All rights reserved.
  86  *
  87  * Redistribution and use in source and binary forms are permitted
  88  * provided that the above copyright notice and this paragraph are
  89  * duplicated in all such forms and that any documentation,
  90  * advertising materials, and other materials related to such
  91  * distribution and use acknowledge that the software was developed
  92  * by Xilinx, Inc.  The name of the Company may not be used to endorse
  93  * or promote products derived from this software without specific prior
  94  * written permission.
  95  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  96  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  97  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  98  *
  99  *      Xilinx, Inc.
 100  * $Header:
 101  */
 102
 103 enum microblaze_instr {
 104    add, rsub, addc, rsubc, addk, rsubk, addkc, rsubkc, cmp, cmpu,
 105    addi, rsubi, addic, rsubic, addik, rsubik, addikc, rsubikc, mul, mulh, mulhu, mulhsu,
 106    idiv, idivu, bsll, bsra, bsrl, get, put, nget, nput, cget, cput,
 107    ncget, ncput, muli, bslli, bsrai, bsrli, mului, or, and, xor,
 108    andn, pcmpbf, pcmpbc, pcmpeq, pcmpne, sra, src, srl, sext8, sext16, wic, wdc, wdcclear, wdcflush, mts, mfs, br, brd,
 109    brld, bra, brad, brald, microblaze_brk, beq, beqd, bne, bned, blt,
 110    bltd, ble, bled, bgt, bgtd, bge, bged, ori, andi, xori, andni,
 111    imm, rtsd, rtid, rtbd, rted, bri, brid, brlid, brai, braid, bralid,
 112    brki, beqi, beqid, bnei, bneid, blti, bltid, blei, bleid, bgti,
 113    bgtid, bgei, bgeid, lbu, lhu, lw, lwx, sb, sh, sw, swx, lbui, lhui, lwi,
 114    sbi, shi, swi, msrset, msrclr, tuqula, fadd, frsub, fmul, fdiv,
 115    fcmp_lt, fcmp_eq, fcmp_le, fcmp_gt, fcmp_ne, fcmp_ge, fcmp_un, flt, fint, fsqrt,
 116    tget, tcget, tnget, tncget, tput, tcput, tnput, tncput,
 117    eget, ecget, neget, necget, eput, ecput, neput, necput,
 118    teget, tecget, tneget, tnecget, teput, tecput, tneput, tnecput,
 119    aget, caget, naget, ncaget, aput, caput, naput, ncaput,
 120    taget, tcaget, tnaget, tncaget, taput, tcaput, tnaput, tncaput,
 121    eaget, ecaget, neaget, necaget, eaput, ecaput, neaput, necaput,
 122    teaget, tecaget, tneaget, tnecaget, teaput, tecaput, tneaput, tnecaput,
 123    getd, tgetd, cgetd, tcgetd, ngetd, tngetd, ncgetd, tncgetd,
 124    putd, tputd, cputd, tcputd, nputd, tnputd, ncputd, tncputd,
 125    egetd, tegetd, ecgetd, tecgetd, negetd, tnegetd, necgetd, tnecgetd,
 126    eputd, teputd, ecputd, tecputd, neputd, tneputd, necputd, tnecputd,
 127    agetd, tagetd, cagetd, tcagetd, nagetd, tnagetd, ncagetd, tncagetd,
 128    aputd, taputd, caputd, tcaputd, naputd, tnaputd, ncaputd, tncaputd,
 129    eagetd, teagetd, ecagetd, tecagetd, neagetd, tneagetd, necagetd, tnecagetd,
 130    eaputd, teaputd, ecaputd, tecaputd, neaputd, tneaputd, necaputd, tnecaputd,
 131    invalid_inst } ;
 132
 133 enum microblaze_instr_type {
 134    arithmetic_inst, logical_inst, mult_inst, div_inst, branch_inst,
 135    return_inst, immediate_inst, special_inst, memory_load_inst,
 136    memory_store_inst, barrel_shift_inst, anyware_inst };
 137
 138 #define INST_WORD_SIZE 4
 139
 140 /* gen purpose regs go from 0 to 31 */
 141 /* mask is reg num - max_reg_num, ie reg_num - 32 in this case */
 142
 143 #define REG_PC_MASK 0x8000
 144 #define REG_MSR_MASK 0x8001
 145 #define REG_EAR_MASK 0x8003
 146 #define REG_ESR_MASK 0x8005
 147 #define REG_FSR_MASK 0x8007
 148 #define REG_BTR_MASK 0x800b
 149 #define REG_EDR_MASK 0x800d
 150 #define REG_PVR_MASK 0xa000
 151
 152 #define REG_PID_MASK   0x9000
 153 #define REG_ZPR_MASK   0x9001
 154 #define REG_TLBX_MASK  0x9002
 155 #define REG_TLBLO_MASK 0x9003
 156 #define REG_TLBHI_MASK 0x9004
 157 #define REG_TLBSX_MASK 0x9005
 158
 159 #define MIN_REGNUM 0
 160 #define MAX_REGNUM 31
 161
 162 #define MIN_PVR_REGNUM 0
 163 #define MAX_PVR_REGNUM 15
 164
 165 #define REG_PC  32 /* PC */
 166 #define REG_MSR 33 /* machine status reg */
 167 #define REG_EAR 35 /* Exception reg */
 168 #define REG_ESR 37 /* Exception reg */
 169 #define REG_FSR 39 /* FPU Status reg */
 170 #define REG_BTR 43 /* Branch Target reg */
 171 #define REG_EDR 45 /* Exception reg */
 172 #define REG_PVR 40960 /* Program Verification reg */
 173
 174 #define REG_PID   36864 /* MMU: Process ID reg       */
 175 #define REG_ZPR   36865 /* MMU: Zone Protect reg     */
 176 #define REG_TLBX  36866 /* MMU: TLB Index reg        */
 177 #define REG_TLBLO 36867 /* MMU: TLB Low reg          */
 178 #define REG_TLBHI 36868 /* MMU: TLB High reg         */
 179 #define REG_TLBSX 36869 /* MMU: TLB Search Index reg */
 180
 181 /* alternate names for gen purpose regs */
 182 #define REG_SP  1 /* stack pointer */
 183 #define REG_ROSDP 2 /* read-only small data pointer */
 184 #define REG_RWSDP 13 /* read-write small data pointer */
 185
 186 /* Assembler Register - Used in Delay Slot Optimization */
 187 #define REG_AS    18
 188 #define REG_ZERO  0
 189
 190 #define RD_LOW  21 /* low bit for RD */
 191 #define RA_LOW  16 /* low bit for RA */
 192 #define RB_LOW  11 /* low bit for RB */
 193 #define IMM_LOW  0 /* low bit for immediate */
 194
 195 #define RD_MASK 0x03E00000
 196 #define RA_MASK 0x001F0000
 197 #define RB_MASK 0x0000F800
 198 #define IMM_MASK 0x0000FFFF
 199
 200 // imm mask for barrel shifts
 201 #define IMM5_MASK 0x0000001F
 202
 203
 204 // FSL imm mask for get, put instructions
 205 #define  RFSL_MASK 0x000000F
 206
 207 // imm mask for msrset, msrclr instructions
 208 #define  IMM15_MASK 0x00007FFF
 209
 210 #endif /* MICROBLAZE-OPCM */
 211
 212 #define INST_TYPE_RD_R1_R2 0
 213 #define INST_TYPE_RD_R1_IMM 1
 214 #define INST_TYPE_RD_R1_UNSIGNED_IMM 2
 215 #define INST_TYPE_RD_R1 3
 216 #define INST_TYPE_RD_R2 4
 217 #define INST_TYPE_RD_IMM 5
 218 #define INST_TYPE_R2 6
 219 #define INST_TYPE_R1_R2 7
 220 #define INST_TYPE_R1_IMM 8
 221 #define INST_TYPE_IMM 9
 222 #define INST_TYPE_SPECIAL_R1 10
 223 #define INST_TYPE_RD_SPECIAL 11
 224 #define INST_TYPE_R1 12
 225   // new instn type for barrel shift imms
 226 #define INST_TYPE_RD_R1_IMM5  13
 227 #define INST_TYPE_RD_RFSL    14
 228 #define INST_TYPE_R1_RFSL    15
 229
 230   // new insn type for insn cache
 231 #define INST_TYPE_RD_R1_SPECIAL 16
 232
 233 // new insn type for msrclr, msrset insns.
 234 #define INST_TYPE_RD_IMM15    17
 235
 236 // new insn type for tuqula rd - addik rd, r0, 42
 237 #define INST_TYPE_RD    18
 238
 239 // new insn type for t*put
 240 #define INST_TYPE_RFSL  19
 241
 242 #define INST_TYPE_NONE 25
 243
 244
 245
 246 #define INST_PC_OFFSET 1 /* instructions where the label address is resolved as a PC offset (for branch label)*/
 247 #define INST_NO_OFFSET 0 /* instructions where the label address is resolved as an absolute value (for data mem or abs address)*/
 248
 249 #define IMMVAL_MASK_NON_SPECIAL 0x0000
 250 #define IMMVAL_MASK_MTS 0x4000
 251 #define IMMVAL_MASK_MFS 0x0000
 252
 253 #define OPCODE_MASK_H   0xFC000000 /* High 6 bits only */
 254 #define OPCODE_MASK_H1  0xFFE00000 /* High 11 bits */
 255 #define OPCODE_MASK_H2  0xFC1F0000 /* High 6 and bits 20-16 */
 256 #define OPCODE_MASK_H12 0xFFFF0000 /* High 16 */
 257 #define OPCODE_MASK_H4  0xFC0007FF /* High 6 and low 11 bits */
 258 #define OPCODE_MASK_H13S 0xFFE0EFF0 /* High 11 and 15:1 bits and last nibble of last byte for spr */
 259 #define OPCODE_MASK_H23S 0xFC1FC000 /* High 6, 20-16 and 15:1 bits and last nibble of last byte for spr */
 260 #define OPCODE_MASK_H34 0xFC00FFFF /* High 6 and low 16 bits */
 261 #define OPCODE_MASK_H14 0xFFE007FF /* High 11 and low 11 bits */
 262 #define OPCODE_MASK_H24 0xFC1F07FF /* High 6, bits 20-16 and low 11 bits */
 263 #define OPCODE_MASK_H124  0xFFFF07FF /* High 16, and low 11 bits */
 264 #define OPCODE_MASK_H1234 0xFFFFFFFF /* All 32 bits */
 265 #define OPCODE_MASK_H3  0xFC000600 /* High 6 bits and bits 21, 22 */
 266 #define OPCODE_MASK_H32 0xFC00FC00 /* High 6 bits and bit 16-21 */
 267 #define OPCODE_MASK_H34B   0xFC0000FF /* High 6 bits and low 8 bits */
 268 #define OPCODE_MASK_H34C   0xFC0007E0 /* High 6 bits and bits 21-26 */
 269
 270 // New Mask for msrset, msrclr insns.
 271 #define OPCODE_MASK_H23N  0xFC1F8000 /* High 6 and bits 11 - 16 */
 272
 273 #define DELAY_SLOT 1
 274 #define NO_DELAY_SLOT 0
 275
 276 #define MAX_OPCODES 280
 277
 278 struct op_code_struct {
 279   const char *name;
 280   short inst_type; /* registers and immediate values involved */
 281   short inst_offset_type; /* immediate vals offset from PC? (= 1 for branches) */
 282   short delay_slots; /* info about delay slots needed after this instr. */
 283   short immval_mask;
 284   unsigned long bit_sequence; /* all the fixed bits for the op are set and all the variable bits (reg names, imm vals) are set to 0 */
 285   unsigned long opcode_mask; /* which bits define the opcode */
 286   enum microblaze_instr instr;
 287   enum microblaze_instr_type instr_type;
 288   /* more info about output format here */
 289 } opcodes[MAX_OPCODES] =
 290
 291 {
 292   {"add",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x00000000, OPCODE_MASK_H4, add, arithmetic_inst },
 293   {"rsub",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x04000000, OPCODE_MASK_H4, rsub, arithmetic_inst },
 294   {"addc",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x08000000, OPCODE_MASK_H4, addc, arithmetic_inst },
 295   {"rsubc", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x0C000000, OPCODE_MASK_H4, rsubc, arithmetic_inst },
 296   {"addk",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x10000000, OPCODE_MASK_H4, addk, arithmetic_inst },
 297   {"rsubk", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x14000000, OPCODE_MASK_H4, rsubk, arithmetic_inst },
 298   {"cmp",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x14000001, OPCODE_MASK_H4, cmp, arithmetic_inst },
 299   {"cmpu",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x14000003, OPCODE_MASK_H4, cmpu, arithmetic_inst },
 300   {"addkc", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x18000000, OPCODE_MASK_H4, addkc, arithmetic_inst },
 301   {"rsubkc",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x1C000000, OPCODE_MASK_H4, rsubkc, arithmetic_inst },
 302   {"addi",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x20000000, OPCODE_MASK_H, addi, arithmetic_inst },
 303   {"rsubi", INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x24000000, OPCODE_MASK_H, rsubi, arithmetic_inst },
 304   {"addic", INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x28000000, OPCODE_MASK_H, addic, arithmetic_inst },
 305   {"rsubic",INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x2C000000, OPCODE_MASK_H, rsubic, arithmetic_inst },
 306   {"addik", INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x30000000, OPCODE_MASK_H, addik, arithmetic_inst },
 307   {"rsubik",INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x34000000, OPCODE_MASK_H, rsubik, arithmetic_inst },
 308   {"addikc",INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x38000000, OPCODE_MASK_H, addikc, arithmetic_inst },
 309   {"rsubikc",INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x3C000000, OPCODE_MASK_H, rsubikc, arithmetic_inst },
 310   {"mul",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x40000000, OPCODE_MASK_H4, mul, mult_inst },
 311   {"mulh",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x40000001, OPCODE_MASK_H4, mulh, mult_inst },
 312   {"mulhu", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x40000003, OPCODE_MASK_H4, mulhu, mult_inst },
 313   {"mulhsu",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x40000002, OPCODE_MASK_H4, mulhsu, mult_inst },
 314   {"idiv",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x48000000, OPCODE_MASK_H4, idiv, div_inst },
 315   {"idivu", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x48000002, OPCODE_MASK_H4, idivu, div_inst },
 316   {"bsll",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x44000400, OPCODE_MASK_H3, bsll, barrel_shift_inst },
 317   {"bsra",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x44000200, OPCODE_MASK_H3, bsra, barrel_shift_inst },
 318   {"bsrl",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x44000000, OPCODE_MASK_H3, bsrl, barrel_shift_inst },
 319   {"get",   INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C000000, OPCODE_MASK_H32, get, anyware_inst },
 320   {"put",   INST_TYPE_R1_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C008000, OPCODE_MASK_H32, put, anyware_inst },
 321   {"nget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C004000, OPCODE_MASK_H32, nget, anyware_inst },
 322   {"nput",  INST_TYPE_R1_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00C000, OPCODE_MASK_H32, nput, anyware_inst },
 323   {"cget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C002000, OPCODE_MASK_H32, cget, anyware_inst },
 324   {"cput",  INST_TYPE_R1_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00A000, OPCODE_MASK_H32, cput, anyware_inst },
 325   {"ncget", INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C006000, OPCODE_MASK_H32, ncget, anyware_inst },
 326   {"ncput", INST_TYPE_R1_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00E000, OPCODE_MASK_H32, ncput, anyware_inst },
 327   {"muli",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x60000000, OPCODE_MASK_H, muli, mult_inst },
 328   {"bslli", INST_TYPE_RD_R1_IMM5, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x64000400, OPCODE_MASK_H3, bslli, barrel_shift_inst },
 329   {"bsrai", INST_TYPE_RD_R1_IMM5, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x64000200, OPCODE_MASK_H3, bsrai, barrel_shift_inst },
 330   {"bsrli", INST_TYPE_RD_R1_IMM5, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x64000000, OPCODE_MASK_H3, bsrli, barrel_shift_inst },
 331   {"or",    INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x80000000, OPCODE_MASK_H4, or, logical_inst },
 332   {"and",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x84000000, OPCODE_MASK_H4, and, logical_inst },
 333   {"xor",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x88000000, OPCODE_MASK_H4, xor, logical_inst },
 334   {"andn",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x8C000000, OPCODE_MASK_H4, andn, logical_inst },
 335   {"pcmpbf",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x80000400, OPCODE_MASK_H4, pcmpbf, logical_inst },
 336   {"pcmpbc",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x84000400, OPCODE_MASK_H4, pcmpbc, logical_inst },
 337   {"pcmpeq",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x88000400, OPCODE_MASK_H4, pcmpeq, logical_inst },
 338   {"pcmpne",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x8C000400, OPCODE_MASK_H4, pcmpne, logical_inst },
 339   {"sra",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000001, OPCODE_MASK_H34, sra, logical_inst },
 340   {"src",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000021, OPCODE_MASK_H34, src, logical_inst },
 341   {"srl",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000041, OPCODE_MASK_H34, srl, logical_inst },
 342   {"sext8", INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000060, OPCODE_MASK_H34, sext8, logical_inst },
 343   {"sext16",INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000061, OPCODE_MASK_H34, sext16, logical_inst },
 344   {"wic",   INST_TYPE_RD_R1_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000068, OPCODE_MASK_H34B, wic, special_inst },
 345   {"wdc",   INST_TYPE_RD_R1_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000064, OPCODE_MASK_H34B, wdc, special_inst },
 346   {"wdc.clear", INST_TYPE_RD_R1_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000066, OPCODE_MASK_H34B, wdcclear, special_inst },
 347   {"wdc.flush", INST_TYPE_RD_R1_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000074, OPCODE_MASK_H34B, wdcflush, special_inst },
 348   {"mts",   INST_TYPE_SPECIAL_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_MTS, 0x9400C000, OPCODE_MASK_H13S, mts, special_inst },
 349   {"mfs",   INST_TYPE_RD_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_MFS, 0x94008000, OPCODE_MASK_H23S, mfs, special_inst },
 350   {"br",    INST_TYPE_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x98000000, OPCODE_MASK_H124, br, branch_inst },
 351   {"brd",   INST_TYPE_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x98100000, OPCODE_MASK_H124, brd, branch_inst },
 352   {"brld",  INST_TYPE_RD_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x98140000, OPCODE_MASK_H24, brld, branch_inst },
 353   {"bra",   INST_TYPE_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x98080000, OPCODE_MASK_H124, bra, branch_inst },
 354   {"brad",  INST_TYPE_R2, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x98180000, OPCODE_MASK_H124, brad, branch_inst },
 355   {"brald", INST_TYPE_RD_R2, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x981C0000, OPCODE_MASK_H24, brald, branch_inst },
 356   {"brk",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x980C0000, OPCODE_MASK_H24, microblaze_brk, branch_inst },
 357   {"beq",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9C000000, OPCODE_MASK_H14, beq, branch_inst },
 358   {"beqd",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9E000000, OPCODE_MASK_H14, beqd, branch_inst },
 359   {"bne",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9C200000, OPCODE_MASK_H14, bne, branch_inst },
 360   {"bned",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9E200000, OPCODE_MASK_H14, bned, branch_inst },
 361   {"blt",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9C400000, OPCODE_MASK_H14, blt, branch_inst },
 362   {"bltd",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9E400000, OPCODE_MASK_H14, bltd, branch_inst },
 363   {"ble",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9C600000, OPCODE_MASK_H14, ble, branch_inst },
 364   {"bled",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9E600000, OPCODE_MASK_H14, bled, branch_inst },
 365   {"bgt",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9C800000, OPCODE_MASK_H14, bgt, branch_inst },
 366   {"bgtd",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9E800000, OPCODE_MASK_H14, bgtd, branch_inst },
 367   {"bge",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9CA00000, OPCODE_MASK_H14, bge, branch_inst },
 368   {"bged",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9EA00000, OPCODE_MASK_H14, bged, branch_inst },
 369   {"ori",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xA0000000, OPCODE_MASK_H, ori, logical_inst },
 370   {"andi",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xA4000000, OPCODE_MASK_H, andi, logical_inst },
 371   {"xori",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xA8000000, OPCODE_MASK_H, xori, logical_inst },
 372   {"andni", INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xAC000000, OPCODE_MASK_H, andni, logical_inst },
 373   {"imm",   INST_TYPE_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB0000000, OPCODE_MASK_H12, imm, immediate_inst },
 374   {"rtsd",  INST_TYPE_R1_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB6000000, OPCODE_MASK_H1, rtsd, return_inst },
 375   {"rtid",  INST_TYPE_R1_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB6200000, OPCODE_MASK_H1, rtid, return_inst },
 376   {"rtbd",  INST_TYPE_R1_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB6400000, OPCODE_MASK_H1, rtbd, return_inst },
 377   {"rted",  INST_TYPE_R1_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB6800000, OPCODE_MASK_H1, rted, return_inst },
 378   {"bri",   INST_TYPE_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB8000000, OPCODE_MASK_H12, bri, branch_inst },
 379   {"brid",  INST_TYPE_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB8100000, OPCODE_MASK_H12, brid, branch_inst },
 380   {"brlid", INST_TYPE_RD_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB8140000, OPCODE_MASK_H2, brlid, branch_inst },
 381   {"brai",  INST_TYPE_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB8080000, OPCODE_MASK_H12, brai, branch_inst },
 382   {"braid", INST_TYPE_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB8180000, OPCODE_MASK_H12, braid, branch_inst },
 383   {"bralid",INST_TYPE_RD_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB81C0000, OPCODE_MASK_H2, bralid, branch_inst },
 384   {"brki",  INST_TYPE_RD_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB80C0000, OPCODE_MASK_H2, brki, branch_inst },
 385   {"beqi",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBC000000, OPCODE_MASK_H1, beqi, branch_inst },
 386   {"beqid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBE000000, OPCODE_MASK_H1, beqid, branch_inst },
 387   {"bnei",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBC200000, OPCODE_MASK_H1, bnei, branch_inst },
 388   {"bneid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBE200000, OPCODE_MASK_H1, bneid, branch_inst },
 389   {"blti",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBC400000, OPCODE_MASK_H1, blti, branch_inst },
 390   {"bltid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBE400000, OPCODE_MASK_H1, bltid, branch_inst },
 391   {"blei",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBC600000, OPCODE_MASK_H1, blei, branch_inst },
 392   {"bleid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBE600000, OPCODE_MASK_H1, bleid, branch_inst },
 393   {"bgti",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBC800000, OPCODE_MASK_H1, bgti, branch_inst },
 394   {"bgtid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBE800000, OPCODE_MASK_H1, bgtid, branch_inst },
 395   {"bgei",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBCA00000, OPCODE_MASK_H1, bgei, branch_inst },
 396   {"bgeid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBEA00000, OPCODE_MASK_H1, bgeid, branch_inst },
 397   {"lbu",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xC0000000, OPCODE_MASK_H4, lbu, memory_load_inst },
 398   {"lhu",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xC4000000, OPCODE_MASK_H4, lhu, memory_load_inst },
 399   {"lw",    INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xC8000000, OPCODE_MASK_H4, lw, memory_load_inst },
 400   {"lwx",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xC8000400, OPCODE_MASK_H4, lwx, memory_load_inst },
 401   {"sb",    INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xD0000000, OPCODE_MASK_H4, sb, memory_store_inst },
 402   {"sh",    INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xD4000000, OPCODE_MASK_H4, sh, memory_store_inst },
 403   {"sw",    INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xD8000000, OPCODE_MASK_H4, sw, memory_store_inst },
 404   {"swx",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xD8000400, OPCODE_MASK_H4, swx, memory_store_inst },
 405   {"lbui",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xE0000000, OPCODE_MASK_H, lbui, memory_load_inst },
 406   {"lhui",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xE4000000, OPCODE_MASK_H, lhui, memory_load_inst },
 407   {"lwi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xE8000000, OPCODE_MASK_H, lwi, memory_load_inst },
 408   {"sbi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xF0000000, OPCODE_MASK_H, sbi, memory_store_inst },
 409   {"shi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xF4000000, OPCODE_MASK_H, shi, memory_store_inst },
 410   {"swi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xF8000000, OPCODE_MASK_H, swi, memory_store_inst },
 411   {"nop",   INST_TYPE_NONE, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x80000000, OPCODE_MASK_H1234, invalid_inst, logical_inst }, /* translates to or r0, r0, r0 */
 412   {"la",    INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x30000000, OPCODE_MASK_H, invalid_inst, arithmetic_inst }, /* la translates to addik */
 413   {"tuqula",INST_TYPE_RD, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x3000002A, OPCODE_MASK_H, invalid_inst, arithmetic_inst }, /* tuqula rd translates to addik rd, r0, 42 */
 414   {"not",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xA800FFFF, OPCODE_MASK_H34, invalid_inst, logical_inst }, /* not translates to xori rd,ra,-1 */
 415   {"neg",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x04000000, OPCODE_MASK_H, invalid_inst, arithmetic_inst }, /* neg translates to rsub rd, ra, r0 */
 416   {"rtb",   INST_TYPE_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB6000004, OPCODE_MASK_H1, invalid_inst, return_inst }, /* rtb translates to rts rd, 4 */
 417   {"sub",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x04000000, OPCODE_MASK_H, invalid_inst, arithmetic_inst }, /* sub translates to rsub rd, rb, ra */
 418   {"lmi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xE8000000, OPCODE_MASK_H, invalid_inst, memory_load_inst },
 419   {"smi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xF8000000, OPCODE_MASK_H, invalid_inst, memory_store_inst },
 420   {"msrset",INST_TYPE_RD_IMM15, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x94100000, OPCODE_MASK_H23N, msrset, special_inst },
 421   {"msrclr",INST_TYPE_RD_IMM15, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x94110000, OPCODE_MASK_H23N, msrclr, special_inst },
 422   {"fadd",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000000, OPCODE_MASK_H4, fadd, arithmetic_inst },
 423   {"frsub",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000080, OPCODE_MASK_H4, frsub, arithmetic_inst },
 424   {"fmul",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000100, OPCODE_MASK_H4, fmul, arithmetic_inst },
 425   {"fdiv",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000180, OPCODE_MASK_H4, fdiv, arithmetic_inst },
 426   {"fcmp.lt", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000210, OPCODE_MASK_H4, fcmp_lt, arithmetic_inst },
 427   {"fcmp.eq", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000220, OPCODE_MASK_H4, fcmp_eq, arithmetic_inst },
 428   {"fcmp.le", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000230, OPCODE_MASK_H4, fcmp_le, arithmetic_inst },
 429   {"fcmp.gt", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000240, OPCODE_MASK_H4, fcmp_gt, arithmetic_inst },
 430   {"fcmp.ne", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000250, OPCODE_MASK_H4, fcmp_ne, arithmetic_inst },
 431   {"fcmp.ge", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000260, OPCODE_MASK_H4, fcmp_ge, arithmetic_inst },
 432   {"fcmp.un", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000200, OPCODE_MASK_H4, fcmp_un, arithmetic_inst },
 433   {"flt",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000280, OPCODE_MASK_H4, flt,   arithmetic_inst },
 434   {"fint",  INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000300, OPCODE_MASK_H4, fint,  arithmetic_inst },
 435   {"fsqrt", INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000380, OPCODE_MASK_H4, fsqrt, arithmetic_inst },
 436   {"tget",   INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C001000, OPCODE_MASK_H32, tget,   anyware_inst },
 437   {"tcget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C003000, OPCODE_MASK_H32, tcget,  anyware_inst },
 438   {"tnget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C005000, OPCODE_MASK_H32, tnget,  anyware_inst },
 439   {"tncget", INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C007000, OPCODE_MASK_H32, tncget, anyware_inst },
 440   {"tput",   INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C009000, OPCODE_MASK_H32, tput,   anyware_inst },
 441   {"tcput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00B000, OPCODE_MASK_H32, tcput,  anyware_inst },
 442   {"tnput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00D000, OPCODE_MASK_H32, tnput,  anyware_inst },
 443   {"tncput", INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00F000, OPCODE_MASK_H32, tncput, anyware_inst },
 444
 445   {"eget",   INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C000400, OPCODE_MASK_H32, eget,   anyware_inst },
 446   {"ecget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C002400, OPCODE_MASK_H32, ecget,  anyware_inst },
 447   {"neget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C004400, OPCODE_MASK_H32, neget,  anyware_inst },
 448   {"necget", INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C006400, OPCODE_MASK_H32, necget, anyware_inst },
 449   {"eput",   INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C008400, OPCODE_MASK_H32, eput,   anyware_inst },
 450   {"ecput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00A400, OPCODE_MASK_H32, ecput,  anyware_inst },
 451   {"neput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00C400, OPCODE_MASK_H32, neput,  anyware_inst },
 452   {"necput", INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00E400, OPCODE_MASK_H32, necput, anyware_inst },
 453
 454   {"teget",   INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C001400, OPCODE_MASK_H32, teget,   anyware_inst },
 455   {"tecget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C003400, OPCODE_MASK_H32, tecget,  anyware_inst },
 456   {"tneget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C005400, OPCODE_MASK_H32, tneget,  anyware_inst },
 457   {"tnecget", INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C007400, OPCODE_MASK_H32, tnecget, anyware_inst },
 458   {"teput",   INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C009400, OPCODE_MASK_H32, teput,   anyware_inst },
 459   {"tecput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00B400, OPCODE_MASK_H32, tecput,  anyware_inst },
 460   {"tneput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00D400, OPCODE_MASK_H32, tneput,  anyware_inst },
 461   {"tnecput", INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00F400, OPCODE_MASK_H32, tnecput, anyware_inst },
 462
 463   {"aget",   INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C000800, OPCODE_MASK_H32, aget,   anyware_inst },
 464   {"caget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C002800, OPCODE_MASK_H32, caget,  anyware_inst },
 465   {"naget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C004800, OPCODE_MASK_H32, naget,  anyware_inst },
 466   {"ncaget", INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C006800, OPCODE_MASK_H32, ncaget, anyware_inst },
 467   {"aput",   INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C008800, OPCODE_MASK_H32, aput,   anyware_inst },
 468   {"caput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00A800, OPCODE_MASK_H32, caput,  anyware_inst },
 469   {"naput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00C800, OPCODE_MASK_H32, naput,  anyware_inst },
 470   {"ncaput", INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00E800, OPCODE_MASK_H32, ncaput, anyware_inst },
 471
 472   {"taget",   INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C001800, OPCODE_MASK_H32, taget,   anyware_inst },
 473   {"tcaget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C003800, OPCODE_MASK_H32, tcaget,  anyware_inst },
 474   {"tnaget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C005800, OPCODE_MASK_H32, tnaget,  anyware_inst },
 475   {"tncaget", INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C007800, OPCODE_MASK_H32, tncaget, anyware_inst },
 476   {"taput",   INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C009800, OPCODE_MASK_H32, taput,   anyware_inst },
 477   {"tcaput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00B800, OPCODE_MASK_H32, tcaput,  anyware_inst },
 478   {"tnaput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00D800, OPCODE_MASK_H32, tnaput,  anyware_inst },
 479   {"tncaput", INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00F800, OPCODE_MASK_H32, tncaput, anyware_inst },
 480
 481   {"eaget",   INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C000C00, OPCODE_MASK_H32, eget,   anyware_inst },
 482   {"ecaget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C002C00, OPCODE_MASK_H32, ecget,  anyware_inst },
 483   {"neaget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C004C00, OPCODE_MASK_H32, neget,  anyware_inst },
 484   {"necaget", INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C006C00, OPCODE_MASK_H32, necget, anyware_inst },
 485   {"eaput",   INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C008C00, OPCODE_MASK_H32, eput,   anyware_inst },
 486   {"ecaput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00AC00, OPCODE_MASK_H32, ecput,  anyware_inst },
 487   {"neaput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00CC00, OPCODE_MASK_H32, neput,  anyware_inst },
 488   {"necaput", INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00EC00, OPCODE_MASK_H32, necput, anyware_inst },
 489
 490   {"teaget",   INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C001C00, OPCODE_MASK_H32, teaget,   anyware_inst },
 491   {"tecaget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C003C00, OPCODE_MASK_H32, tecaget,  anyware_inst },
 492   {"tneaget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C005C00, OPCODE_MASK_H32, tneaget,  anyware_inst },
 493   {"tnecaget", INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C007C00, OPCODE_MASK_H32, tnecaget, anyware_inst },
 494   {"teaput",   INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C009C00, OPCODE_MASK_H32, teaput,   anyware_inst },
 495   {"tecaput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00BC00, OPCODE_MASK_H32, tecaput,  anyware_inst },
 496   {"tneaput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00DC00, OPCODE_MASK_H32, tneaput,  anyware_inst },
 497   {"tnecaput", INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00FC00, OPCODE_MASK_H32, tnecaput, anyware_inst },
 498
 499   {"getd",    INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000000, OPCODE_MASK_H34C, getd,    anyware_inst },
 500   {"tgetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000080, OPCODE_MASK_H34C, tgetd,   anyware_inst },
 501   {"cgetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000100, OPCODE_MASK_H34C, cgetd,   anyware_inst },
 502   {"tcgetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000180, OPCODE_MASK_H34C, tcgetd,  anyware_inst },
 503   {"ngetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000200, OPCODE_MASK_H34C, ngetd,   anyware_inst },
 504   {"tngetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000280, OPCODE_MASK_H34C, tngetd,  anyware_inst },
 505   {"ncgetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000300, OPCODE_MASK_H34C, ncgetd,  anyware_inst },
 506   {"tncgetd", INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000380, OPCODE_MASK_H34C, tncgetd, anyware_inst },
 507   {"putd",    INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000400, OPCODE_MASK_H34C, putd,    anyware_inst },
 508   {"tputd",   INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000480, OPCODE_MASK_H34C, tputd,   anyware_inst },
 509   {"cputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000500, OPCODE_MASK_H34C, cputd,   anyware_inst },
 510   {"tcputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000580, OPCODE_MASK_H34C, tcputd,  anyware_inst },
 511   {"nputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000600, OPCODE_MASK_H34C, nputd,   anyware_inst },
 512   {"tnputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000680, OPCODE_MASK_H34C, tnputd,  anyware_inst },
 513   {"ncputd",  INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000700, OPCODE_MASK_H34C, ncputd,  anyware_inst },
 514   {"tncputd", INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000780, OPCODE_MASK_H34C, tncputd, anyware_inst },
 515
 516   {"egetd",    INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000020, OPCODE_MASK_H34C, egetd,    anyware_inst },
 517   {"tegetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0000A0, OPCODE_MASK_H34C, tegetd,   anyware_inst },
 518   {"ecgetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000120, OPCODE_MASK_H34C, ecgetd,   anyware_inst },
 519   {"tecgetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0001A0, OPCODE_MASK_H34C, tecgetd,  anyware_inst },
 520   {"negetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000220, OPCODE_MASK_H34C, negetd,   anyware_inst },
 521   {"tnegetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0002A0, OPCODE_MASK_H34C, tnegetd,  anyware_inst },
 522   {"necgetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000320, OPCODE_MASK_H34C, necgetd,  anyware_inst },
 523   {"tnecgetd", INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0003A0, OPCODE_MASK_H34C, tnecgetd, anyware_inst },
 524   {"eputd",    INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000420, OPCODE_MASK_H34C, eputd,    anyware_inst },
 525   {"teputd",   INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0004A0, OPCODE_MASK_H34C, teputd,   anyware_inst },
 526   {"ecputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000520, OPCODE_MASK_H34C, ecputd,   anyware_inst },
 527   {"tecputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0005A0, OPCODE_MASK_H34C, tecputd,  anyware_inst },
 528   {"neputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000620, OPCODE_MASK_H34C, neputd,   anyware_inst },
 529   {"tneputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0006A0, OPCODE_MASK_H34C, tneputd,  anyware_inst },
 530   {"necputd",  INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000720, OPCODE_MASK_H34C, necputd,  anyware_inst },
 531   {"tnecputd", INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0007A0, OPCODE_MASK_H34C, tnecputd, anyware_inst },
 532
 533   {"agetd",    INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000040, OPCODE_MASK_H34C, agetd,    anyware_inst },
 534   {"tagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0000C0, OPCODE_MASK_H34C, tagetd,   anyware_inst },
 535   {"cagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000140, OPCODE_MASK_H34C, cagetd,   anyware_inst },
 536   {"tcagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0001C0, OPCODE_MASK_H34C, tcagetd,  anyware_inst },
 537   {"nagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000240, OPCODE_MASK_H34C, nagetd,   anyware_inst },
 538   {"tnagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0002C0, OPCODE_MASK_H34C, tnagetd,  anyware_inst },
 539   {"ncagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000340, OPCODE_MASK_H34C, ncagetd,  anyware_inst },
 540   {"tncagetd", INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0003C0, OPCODE_MASK_H34C, tncagetd, anyware_inst },
 541   {"aputd",    INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000440, OPCODE_MASK_H34C, aputd,    anyware_inst },
 542   {"taputd",   INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0004C0, OPCODE_MASK_H34C, taputd,   anyware_inst },
 543   {"caputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000540, OPCODE_MASK_H34C, caputd,   anyware_inst },
 544   {"tcaputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0005C0, OPCODE_MASK_H34C, tcaputd,  anyware_inst },
 545   {"naputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000640, OPCODE_MASK_H34C, naputd,   anyware_inst },
 546   {"tnaputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0006C0, OPCODE_MASK_H34C, tnaputd,  anyware_inst },
 547   {"ncaputd",  INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000740, OPCODE_MASK_H34C, ncaputd,  anyware_inst },
 548   {"tncaputd", INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0007C0, OPCODE_MASK_H34C, tncaputd, anyware_inst },
 549
 550   {"eagetd",    INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000060, OPCODE_MASK_H34C, eagetd,    anyware_inst },
 551   {"teagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0000E0, OPCODE_MASK_H34C, teagetd,   anyware_inst },
 552   {"ecagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000160, OPCODE_MASK_H34C, ecagetd,   anyware_inst },
 553   {"tecagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0001E0, OPCODE_MASK_H34C, tecagetd,  anyware_inst },
 554   {"neagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000260, OPCODE_MASK_H34C, neagetd,   anyware_inst },
 555   {"tneagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0002E0, OPCODE_MASK_H34C, tneagetd,  anyware_inst },
 556   {"necagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000360, OPCODE_MASK_H34C, necagetd,  anyware_inst },
 557   {"tnecagetd", INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0003E0, OPCODE_MASK_H34C, tnecagetd, anyware_inst },
 558   {"eaputd",    INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000460, OPCODE_MASK_H34C, eaputd,    anyware_inst },
 559   {"teaputd",   INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0004E0, OPCODE_MASK_H34C, teaputd,   anyware_inst },
 560   {"ecaputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000560, OPCODE_MASK_H34C, ecaputd,   anyware_inst },
 561   {"tecaputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0005E0, OPCODE_MASK_H34C, tecaputd,  anyware_inst },
 562   {"neaputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000660, OPCODE_MASK_H34C, neaputd,   anyware_inst },
 563   {"tneaputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0006E0, OPCODE_MASK_H34C, tneaputd,  anyware_inst },
 564   {"necaputd",  INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000760, OPCODE_MASK_H34C, necaputd,  anyware_inst },
 565   {"tnecaputd", INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0007E0, OPCODE_MASK_H34C, tnecaputd, anyware_inst },
 566   {"", 0, 0, 0, 0, 0, 0, 0, 0},
 567 };
 568
 569 /* prefix for register names */
 570 char register_prefix[] = "r";
 571 char special_register_prefix[] = "spr";
 572 char fsl_register_prefix[] = "rfsl";
 573 char pvr_register_prefix[] = "rpvr";
 574
 575
 576 /* #defines for valid immediate range */
 577 #define MIN_IMM  ((int) 0x80000000)
 578 #define MAX_IMM  ((int) 0x7fffffff)
 579
 580 #define MIN_IMM15 ((int) 0x0000)
 581 #define MAX_IMM15 ((int) 0x7fff)
 582
 583 #endif /* MICROBLAZE_OPC */
 584
 585 #include "disas/bfd.h"
 586 #include <strings.h>
 587
 588 #define get_field_rd(instr) get_field(instr, RD_MASK, RD_LOW)
 589 #define get_field_r1(instr) get_field(instr, RA_MASK, RA_LOW)
 590 #define get_field_r2(instr) get_field(instr, RB_MASK, RB_LOW)
 591 #define get_int_field_imm(instr) ((instr & IMM_MASK) >> IMM_LOW)
 592 #define get_int_field_r1(instr) ((instr & RA_MASK) >> RA_LOW)
 593
 594 /* Local function prototypes. */
 595
 596 static char * get_field (long instr, long mask, unsigned short low);
 597 static char * get_field_imm (long instr);
 598 static char * get_field_imm5 (long instr);
 599 static char * get_field_rfsl (long instr);
 600 static char * get_field_imm15 (long instr);
 601 #if 0
 602 static char * get_field_unsigned_imm (long instr);
 603 #endif
 604 char * get_field_special (long instr, struct op_code_struct * op);
 605 unsigned long read_insn_microblaze (bfd_vma memaddr,
 606                       struct disassemble_info *info,
 607                       struct op_code_struct **opr);
 608 enum microblaze_instr get_insn_microblaze (long inst,
 609                      bfd_boolean *isunsignedimm,
 610                      enum microblaze_instr_type *insn_type,
 611                      short *delay_slots);
 612 short get_delay_slots_microblaze (long inst);
 613 enum microblaze_instr microblaze_decode_insn (long insn,
 614                         int *rd,
 615                         int *ra,
 616                         int *rb,
 617                         int *imm);
 618 unsigned long
 619 microblaze_get_target_address (long inst,
 620                                bfd_boolean immfound,
 621                                int immval,
 622                                long pcval,
 623                                long r1val,
 624                                long r2val,
 625                                bfd_boolean *targetvalid,
 626                                bfd_boolean *unconditionalbranch);
 627
 628 static char *
 629 get_field (long instr, long mask, unsigned short low)
 630 {
 631   char tmpstr[25];
 632   sprintf(tmpstr, "%s%d", register_prefix, (int)((instr & mask) >> low));
 633   return(strdup(tmpstr));
 634 }
 635
 636 static char *
 637 get_field_imm (long instr)
 638 {
 639   char tmpstr[25];
 640   sprintf(tmpstr, "%d", (short)((instr & IMM_MASK) >> IMM_LOW));
 641   return(strdup(tmpstr));
 642 }
 643
 644 static char *
 645 get_field_imm5 (long instr)
 646 {
 647   char tmpstr[25];
 648   sprintf(tmpstr, "%d", (short)((instr & IMM5_MASK) >> IMM_LOW));
 649   return(strdup(tmpstr));
 650 }
 651
 652 static char *
 653 get_field_rfsl (long instr)
 654 {
 655   char tmpstr[25];
 656   sprintf(tmpstr, "%s%d", fsl_register_prefix, (short)((instr & RFSL_MASK) >> IMM_LOW));
 657   return(strdup(tmpstr));
 658 }
 659
 660 static char *
 661 get_field_imm15 (long instr)
 662 {
 663   char tmpstr[25];
 664   sprintf(tmpstr, "%d", (short)((instr & IMM15_MASK) >> IMM_LOW));
 665   return(strdup(tmpstr));
 666 }
 667
 668 #if 0
 669 static char *
 670 get_field_unsigned_imm (long instr)
 671 {
 672   char tmpstr[25];
 673   sprintf(tmpstr, "%d", (int)((instr & IMM_MASK) >> IMM_LOW));
 674   return(strdup(tmpstr));
 675 }
 676 #endif
 677
 678 /*
 679   char *
 680   get_field_special (instr)
 681   long instr;
 682   {
 683   char tmpstr[25];
 684
 685   sprintf(tmpstr, "%s%s", register_prefix, (((instr & IMM_MASK) >> IMM_LOW) & REG_MSR_MASK) == 0 ? "pc" : "msr");
 686
 687   return(strdup(tmpstr));
 688   }
 689 */
 690
 691 char *
 692 get_field_special (long instr, struct op_code_struct * op)
 693 {
 694    char tmpstr[25];
 695    char spr[6];
 696
 697    switch ( (((instr & IMM_MASK) >> IMM_LOW) ^ op->immval_mask) ) {
 698
 699    case REG_MSR_MASK :
 700       strcpy(spr, "msr");
 701       break;
 702    case REG_PC_MASK :
 703       strcpy(spr, "pc");
 704       break;
 705    case REG_EAR_MASK :
 706       strcpy(spr, "ear");
 707       break;
 708    case REG_ESR_MASK :
 709       strcpy(spr, "esr");
 710       break;
 711    case REG_FSR_MASK :
 712       strcpy(spr, "fsr");
 713       break;
 714    case REG_BTR_MASK :
 715       strcpy(spr, "btr");
 716       break;
 717    case REG_EDR_MASK :
 718       strcpy(spr, "edr");
 719       break;
 720    case REG_PID_MASK :
 721       strcpy(spr, "pid");
 722       break;
 723    case REG_ZPR_MASK :
 724       strcpy(spr, "zpr");
 725       break;
 726    case REG_TLBX_MASK :
 727       strcpy(spr, "tlbx");
 728       break;
 729    case REG_TLBLO_MASK :
 730       strcpy(spr, "tlblo");
 731       break;
 732    case REG_TLBHI_MASK :
 733       strcpy(spr, "tlbhi");
 734       break;
 735    case REG_TLBSX_MASK :
 736       strcpy(spr, "tlbsx");
 737       break;
 738    default :
 739      {
 740        if ( ((((instr & IMM_MASK) >> IMM_LOW) ^ op->immval_mask) & 0xE000) == REG_PVR_MASK) {
 741          sprintf(tmpstr, "%spvr%d", register_prefix, (unsigned short)(((instr & IMM_MASK) >> IMM_LOW) ^ op->immval_mask) ^ REG_PVR_MASK);
 742          return(strdup(tmpstr));
 743        } else {
 744          strcpy(spr, "pc");
 745        }
 746      }
 747      break;
 748    }
 749
 750    sprintf(tmpstr, "%s%s", register_prefix, spr);
 751    return(strdup(tmpstr));
 752 }
 753
 754 unsigned long
 755 read_insn_microblaze (bfd_vma memaddr,
 756                       struct disassemble_info *info,
 757                       struct op_code_struct **opr)
 758 {
 759   unsigned char       ibytes[4];
 760   int                 status;
 761   struct op_code_struct * op;
 762   unsigned long inst;
 763
 764   status = info->read_memory_func (memaddr, ibytes, 4, info);
 765
 766   if (status != 0)
 767     {
 768       info->memory_error_func (status, memaddr, info);
 769       return 0;
 770     }
 771
 772   if (info->endian == BFD_ENDIAN_BIG)
 773     inst = (ibytes[0] << 24) | (ibytes[1] << 16) | (ibytes[2] << 8) | ibytes[3];
 774   else if (info->endian == BFD_ENDIAN_LITTLE)
 775     inst = (ibytes[3] << 24) | (ibytes[2] << 16) | (ibytes[1] << 8) | ibytes[0];
 776   else
 777     abort ();
 778
 779   /* Just a linear search of the table.  */
 780   for (op = opcodes; op->name != 0; op ++)
 781     if (op->bit_sequence == (inst & op->opcode_mask))
 782       break;
 783
 784   *opr = op;
 785   return inst;
 786 }
 787
 788
 789 int
 790 print_insn_microblaze (bfd_vma memaddr, struct disassemble_info * info)
 791 {
 792   fprintf_function    fprintf_func = info->fprintf_func;
 793   void *              stream = info->stream;
 794   unsigned long       inst, prev_inst;
 795   struct op_code_struct * op, *pop;
 796   int                 immval = 0;
 797   bfd_boolean         immfound = FALSE;
 798   static bfd_vma prev_insn_addr = -1; /*init the prev insn addr */
 799   static int     prev_insn_vma = -1;  /*init the prev insn vma */
 800   int            curr_insn_vma = info->buffer_vma;
 801
 802   info->bytes_per_chunk = 4;
 803
 804   inst = read_insn_microblaze (memaddr, info, &op);
 805   if (inst == 0) {
 806     return -1;
 807   }
 808
 809   if (prev_insn_vma == curr_insn_vma) {
 810   if (memaddr-(info->bytes_per_chunk) == prev_insn_addr) {
 811     prev_inst = read_insn_microblaze (prev_insn_addr, info, &pop);
 812     if (prev_inst == 0)
 813       return -1;
 814     if (pop->instr == imm) {
 815       immval = (get_int_field_imm(prev_inst) << 16) & 0xffff0000;
 816       immfound = TRUE;
 817     }
 818     else {
 819       immval = 0;
 820       immfound = FALSE;
 821     }
 822   }
 823   }
 824   /* make curr insn as prev insn */
 825   prev_insn_addr = memaddr;
 826   prev_insn_vma = curr_insn_vma;
 827
 828   if (op->name == 0) {
 829     fprintf_func (stream, ".short 0x%04lx", inst);
 830   }
 831   else
 832     {
 833       fprintf_func (stream, "%s", op->name);
 834
 835       switch (op->inst_type)
 836         {
 837   case INST_TYPE_RD_R1_R2:
 838      fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_r2(inst));
 839      break;
 840         case INST_TYPE_RD_R1_IMM:
 841           fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_imm(inst));
 842           if (info->print_address_func && get_int_field_r1(inst) == 0 && info->symbol_at_address_func) {
 843             if (immfound)
 844               immval |= (get_int_field_imm(inst) & 0x0000ffff);
 845             else {
 846               immval = get_int_field_imm(inst);
 847               if (immval & 0x8000)
 848                 immval |= 0xFFFF0000;
 849             }
 850             if (immval > 0 && info->symbol_at_address_func(immval, info)) {
 851               fprintf_func (stream, "\t// ");
 852               info->print_address_func (immval, info);
 853             }
 854           }
 855           break;
 856         case INST_TYPE_RD_R1_IMM5:
 857           fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_imm5(inst));
 858           break;
 859         case INST_TYPE_RD_RFSL:
 860           fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_rfsl(inst));
 861           break;
 862         case INST_TYPE_R1_RFSL:
 863           fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_rfsl(inst));
 864           break;
 865         case INST_TYPE_RD_SPECIAL:
 866           fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_special(inst, op));
 867           break;
 868         case INST_TYPE_SPECIAL_R1:
 869           fprintf_func(stream, "\t%s, %s", get_field_special(inst, op), get_field_r1(inst));
 870           break;
 871         case INST_TYPE_RD_R1:
 872           fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r1(inst));
 873           break;
 874         case INST_TYPE_R1_R2:
 875           fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_r2(inst));
 876           break;
 877         case INST_TYPE_R1_IMM:
 878           fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_imm(inst));
 879           /* The non-pc relative instructions are returns, which shouldn't
 880              have a label printed */
 881           if (info->print_address_func && op->inst_offset_type == INST_PC_OFFSET && info->symbol_at_address_func) {
 882             if (immfound)
 883               immval |= (get_int_field_imm(inst) & 0x0000ffff);
 884             else {
 885               immval = get_int_field_imm(inst);
 886               if (immval & 0x8000)
 887                 immval |= 0xFFFF0000;
 888             }
 889             immval += memaddr;
 890             if (immval > 0 && info->symbol_at_address_func(immval, info)) {
 891               fprintf_func (stream, "\t// ");
 892               info->print_address_func (immval, info);
 893             } else {
 894               fprintf_func (stream, "\t\t// ");
 895               fprintf_func (stream, "%x", immval);
 896             }
 897           }
 898           break;
 899         case INST_TYPE_RD_IMM:
 900           fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_imm(inst));
 901           if (info->print_address_func && info->symbol_at_address_func) {
 902             if (immfound)
 903               immval |= (get_int_field_imm(inst) & 0x0000ffff);
 904             else {
 905               immval = get_int_field_imm(inst);
 906               if (immval & 0x8000)
 907                 immval |= 0xFFFF0000;
 908             }
 909             if (op->inst_offset_type == INST_PC_OFFSET)
 910               immval += (int) memaddr;
 911             if (info->symbol_at_address_func(immval, info)) {
 912               fprintf_func (stream, "\t// ");
 913               info->print_address_func (immval, info);
 914             }
 915           }
 916           break;
 917         case INST_TYPE_IMM:
 918           fprintf_func(stream, "\t%s", get_field_imm(inst));
 919           if (info->print_address_func && info->symbol_at_address_func && op->instr != imm) {
 920             if (immfound)
 921               immval |= (get_int_field_imm(inst) & 0x0000ffff);
 922             else {
 923               immval = get_int_field_imm(inst);
 924               if (immval & 0x8000)
 925                 immval |= 0xFFFF0000;
 926             }
 927             if (op->inst_offset_type == INST_PC_OFFSET)
 928               immval += (int) memaddr;
 929             if (immval > 0 && info->symbol_at_address_func(immval, info)) {
 930               fprintf_func (stream, "\t// ");
 931               info->print_address_func (immval, info);
 932             } else if (op->inst_offset_type == INST_PC_OFFSET) {
 933               fprintf_func (stream, "\t\t// ");
 934               fprintf_func (stream, "%x", immval);
 935             }
 936           }
 937           break;
 938         case INST_TYPE_RD_R2:
 939           fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r2(inst));
 940           break;
 941   case INST_TYPE_R2:
 942      fprintf_func(stream, "\t%s", get_field_r2(inst));
 943      break;
 944   case INST_TYPE_R1:
 945      fprintf_func(stream, "\t%s", get_field_r1(inst));
 946      break;
 947   case INST_TYPE_RD_R1_SPECIAL:
 948      fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r2(inst));
 949      break;
 950   case INST_TYPE_RD_IMM15:
 951      fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_imm15(inst));
 952      break;
 953      /* For tuqula instruction */
 954   case INST_TYPE_RD:
 955      fprintf_func(stream, "\t%s", get_field_rd(inst));
 956      break;
 957   case INST_TYPE_RFSL:
 958      fprintf_func(stream, "\t%s", get_field_rfsl(inst));
 959      break;
 960   default:
 961           /* if the disassembler lags the instruction set */
 962           fprintf_func (stream, "\tundecoded operands, inst is 0x%04lx", inst);
 963           break;
 964         }
 965     }
 966
 967   /* Say how many bytes we consumed? */
 968   return 4;
 969 }
 970
 971 enum microblaze_instr
 972 get_insn_microblaze (long inst,
 973                      bfd_boolean *isunsignedimm,
 974                      enum microblaze_instr_type *insn_type,
 975                      short *delay_slots)
 976 {
 977   struct op_code_struct * op;
 978   *isunsignedimm = FALSE;
 979
 980   /* Just a linear search of the table.  */
 981   for (op = opcodes; op->name != 0; op ++)
 982     if (op->bit_sequence == (inst & op->opcode_mask))
 983       break;
 984
 985   if (op->name == 0)
 986     return invalid_inst;
 987   else {
 988     *isunsignedimm = (op->inst_type == INST_TYPE_RD_R1_UNSIGNED_IMM);
 989     *insn_type = op->instr_type;
 990     *delay_slots = op->delay_slots;
 991     return op->instr;
 992   }
 993 }
 994
 995 short
 996 get_delay_slots_microblaze (long inst)
 997 {
 998   bfd_boolean isunsignedimm;
 999   enum microblaze_instr_type insn_type;
1000   enum microblaze_instr op;
1001   short delay_slots;
1002
1003   op = get_insn_microblaze( inst, &isunsignedimm, &insn_type, &delay_slots);
1004   if (op == invalid_inst)
1005     return 0;
1006   else
1007     return delay_slots;
1008 }
1009
1010 enum microblaze_instr
1011 microblaze_decode_insn (long insn,
1012                         int *rd,
1013                         int *ra,
1014                         int *rb,
1015                         int *imm)
1016 {
1017   enum microblaze_instr op;
1018   bfd_boolean t1;
1019   enum microblaze_instr_type t2;
1020   short t3;
1021
1022   op = get_insn_microblaze(insn, &t1, &t2, &t3);
1023   *rd = (insn & RD_MASK) >> RD_LOW;
1024   *ra = (insn & RA_MASK) >> RA_LOW;
1025   *rb = (insn & RB_MASK) >> RB_LOW;
1026   t3 = (insn & IMM_MASK) >> IMM_LOW;
1027   *imm = (int) t3;
1028   return (op);
1029 }
1030
1031 unsigned long
1032 microblaze_get_target_address (long inst,
1033                                bfd_boolean immfound,
1034                                int immval,
1035                                long pcval,
1036                                long r1val,
1037                                long r2val,
1038                                bfd_boolean *targetvalid,
1039                                bfd_boolean *unconditionalbranch)
1040 {
1041   struct op_code_struct * op;
1042   long targetaddr = 0;
1043
1044   *unconditionalbranch = FALSE;
1045   /* Just a linear search of the table.  */
1046   for (op = opcodes; op->name != 0; op ++)
1047     if (op->bit_sequence == (inst & op->opcode_mask))
1048       break;
1049
1050   if (op->name == 0) {
1051     *targetvalid = FALSE;
1052   } else if (op->instr_type == branch_inst) {
1053     switch (op->inst_type) {
1054     case INST_TYPE_R2:
1055       *unconditionalbranch = TRUE;
1056       /* fallthru */
1057     case INST_TYPE_RD_R2:
1058     case INST_TYPE_R1_R2:
1059       targetaddr = r2val;
1060       *targetvalid = TRUE;
1061       if (op->inst_offset_type == INST_PC_OFFSET)
1062         targetaddr += pcval;
1063       break;
1064     case INST_TYPE_IMM:
1065       *unconditionalbranch = TRUE;
1066       /* fallthru */
1067     case INST_TYPE_RD_IMM:
1068     case INST_TYPE_R1_IMM:
1069       if (immfound) {
1070         targetaddr = (immval << 16) & 0xffff0000;
1071         targetaddr |= (get_int_field_imm(inst) & 0x0000ffff);
1072       } else {
1073         targetaddr = get_int_field_imm(inst);
1074         if (targetaddr & 0x8000)
1075           targetaddr |= 0xFFFF0000;
1076       }
1077       if (op->inst_offset_type == INST_PC_OFFSET)
1078         targetaddr += pcval;
1079       *targetvalid = TRUE;
1080       break;
1081     default:
1082       *targetvalid = FALSE;
1083       break;
1084     }
1085   } else if (op->instr_type == return_inst) {
1086       if (immfound) {
1087         targetaddr = (immval << 16) & 0xffff0000;
1088         targetaddr |= (get_int_field_imm(inst) & 0x0000ffff);
1089       } else {
1090         targetaddr = get_int_field_imm(inst);
1091         if (targetaddr & 0x8000)
1092           targetaddr |= 0xFFFF0000;
1093       }
1094       targetaddr += r1val;
1095       *targetvalid = TRUE;
1096   } else {
1097     *targetvalid = FALSE;
1098   }
1099   return targetaddr;
1100 }