LXR qemu/disas/microblaze.c

   1/* Disassemble Xilinx microblaze instructions.
   2   Copyright (C) 1993, 1999, 2000 Free Software Foundation, Inc.
   3
   4This program is free software; you can redistribute it and/or modify
   5it under the terms of the GNU General Public License as published by
   6the Free Software Foundation; either version 2 of the License, or
   7(at your option) any later version.
   8
   9This program is distributed in the hope that it will be useful,
  10but WITHOUT ANY WARRANTY; without even the implied warranty of
  11MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12GNU General Public License for more details.
  13
  14You should have received a copy of the GNU General Public License
  15along 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   
  49This program is free software; you can redistribute it and/or modify
  50it under the terms of the GNU General Public License as published by
  51the Free Software Foundation; either version 2 of the License, or
  52(at your option) any later version.
  53
  54This program is distributed in the hope that it will be useful,
  55but WITHOUT ANY WARRANTY; without even the implied warranty of
  56MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  57GNU General Public License for more details.
  58
  59You should have received a copy of the GNU General Public License
  60along 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
 103enum 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
 133enum 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
 278struct 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 */
 570char register_prefix[] = "r";
 571char special_register_prefix[] = "spr";
 572char fsl_register_prefix[] = "rfsl";
 573char 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
 596static char * get_field (long instr, long mask, unsigned short low);
 597static char * get_field_imm (long instr);
 598static char * get_field_imm5 (long instr);
 599static char * get_field_rfsl (long instr);
 600static char * get_field_imm15 (long instr);
 601#if 0
 602static char * get_field_unsigned_imm (long instr);
 603#endif
 604char * get_field_special (long instr, struct op_code_struct * op);
 605unsigned long read_insn_microblaze (bfd_vma memaddr, 
 606                      struct disassemble_info *info,
 607                      struct op_code_struct **opr);
 608enum microblaze_instr get_insn_microblaze (long inst,
 609                     bfd_boolean *isunsignedimm,
 610                     enum microblaze_instr_type *insn_type,
 611                     short *delay_slots);
 612short get_delay_slots_microblaze (long inst);
 613enum microblaze_instr microblaze_decode_insn (long insn,
 614                        int *rd, 
 615                        int *ra, 
 616                        int *rb, 
 617                        int *imm);
 618unsigned long
 619microblaze_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
 628static char *
 629get_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
 636static char *
 637get_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
 644static char *
 645get_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
 652static char *
 653get_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
 660static char *
 661get_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
 669static char *
 670get_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
 691char *
 692get_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
 754unsigned long
 755read_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
 789int 
 790print_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
 971enum microblaze_instr
 972get_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
 995short
 996get_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
1010enum microblaze_instr
1011microblaze_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
1031unsigned long
1032microblaze_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}
1101