xref: /openbmc/qemu/disas/microblaze.c (revision 77a8257e)
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 static 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 static const char register_prefix[] = "r";
571 static const char fsl_register_prefix[] = "rfsl";
572 static const char pvr_register_prefix[] = "rpvr";
573 
574 
575 /* #defines for valid immediate range */
576 #define MIN_IMM  ((int) 0x80000000)
577 #define MAX_IMM  ((int) 0x7fffffff)
578 
579 #define MIN_IMM15 ((int) 0x0000)
580 #define MAX_IMM15 ((int) 0x7fff)
581 
582 #endif /* MICROBLAZE_OPC */
583 
584 #include "disas/bfd.h"
585 #include <strings.h>
586 
587 #define get_field_rd(instr) get_field(instr, RD_MASK, RD_LOW)
588 #define get_field_r1(instr) get_field(instr, RA_MASK, RA_LOW)
589 #define get_field_r2(instr) get_field(instr, RB_MASK, RB_LOW)
590 #define get_int_field_imm(instr) ((instr & IMM_MASK) >> IMM_LOW)
591 #define get_int_field_r1(instr) ((instr & RA_MASK) >> RA_LOW)
592 
593 /* Local function prototypes. */
594 
595 static char * get_field (long instr, long mask, unsigned short low);
596 static char * get_field_imm (long instr);
597 static char * get_field_imm5 (long instr);
598 static char * get_field_rfsl (long instr);
599 static char * get_field_imm15 (long instr);
600 #if 0
601 static char * get_field_unsigned_imm (long instr);
602 #endif
603 char * get_field_special (long instr, struct op_code_struct * op);
604 unsigned long read_insn_microblaze (bfd_vma memaddr,
605 		      struct disassemble_info *info,
606 		      struct op_code_struct **opr);
607 enum microblaze_instr get_insn_microblaze (long inst,
608   		     bfd_boolean *isunsignedimm,
609   		     enum microblaze_instr_type *insn_type,
610   		     short *delay_slots);
611 short get_delay_slots_microblaze (long inst);
612 enum microblaze_instr microblaze_decode_insn (long insn,
613 		        int *rd,
614 			int *ra,
615 			int *rb,
616 			int *imm);
617 unsigned long
618 microblaze_get_target_address (long inst,
619 			       bfd_boolean immfound,
620 			       int immval,
621 			       long pcval,
622 			       long r1val,
623 			       long r2val,
624 			       bfd_boolean *targetvalid,
625 			       bfd_boolean *unconditionalbranch);
626 
627 static char *
628 get_field (long instr, long mask, unsigned short low)
629 {
630   char tmpstr[25];
631   sprintf(tmpstr, "%s%d", register_prefix, (int)((instr & mask) >> low));
632   return(strdup(tmpstr));
633 }
634 
635 static char *
636 get_field_imm (long instr)
637 {
638   char tmpstr[25];
639   sprintf(tmpstr, "%d", (short)((instr & IMM_MASK) >> IMM_LOW));
640   return(strdup(tmpstr));
641 }
642 
643 static char *
644 get_field_imm5 (long instr)
645 {
646   char tmpstr[25];
647   sprintf(tmpstr, "%d", (short)((instr & IMM5_MASK) >> IMM_LOW));
648   return(strdup(tmpstr));
649 }
650 
651 static char *
652 get_field_rfsl (long instr)
653 {
654   char tmpstr[25];
655   sprintf(tmpstr, "%s%d", fsl_register_prefix, (short)((instr & RFSL_MASK) >> IMM_LOW));
656   return(strdup(tmpstr));
657 }
658 
659 static char *
660 get_field_imm15 (long instr)
661 {
662   char tmpstr[25];
663   sprintf(tmpstr, "%d", (short)((instr & IMM15_MASK) >> IMM_LOW));
664   return(strdup(tmpstr));
665 }
666 
667 #if 0
668 static char *
669 get_field_unsigned_imm (long instr)
670 {
671   char tmpstr[25];
672   sprintf(tmpstr, "%d", (int)((instr & IMM_MASK) >> IMM_LOW));
673   return(strdup(tmpstr));
674 }
675 #endif
676 
677 /*
678   char *
679   get_field_special (instr)
680   long instr;
681   {
682   char tmpstr[25];
683 
684   sprintf(tmpstr, "%s%s", register_prefix, (((instr & IMM_MASK) >> IMM_LOW) & REG_MSR_MASK) == 0 ? "pc" : "msr");
685 
686   return(strdup(tmpstr));
687   }
688 */
689 
690 char *
691 get_field_special (long instr, struct op_code_struct * op)
692 {
693    char tmpstr[25];
694    char spr[6];
695 
696    switch ( (((instr & IMM_MASK) >> IMM_LOW) ^ op->immval_mask) ) {
697 
698    case REG_MSR_MASK :
699       strcpy(spr, "msr");
700       break;
701    case REG_PC_MASK :
702       strcpy(spr, "pc");
703       break;
704    case REG_EAR_MASK :
705       strcpy(spr, "ear");
706       break;
707    case REG_ESR_MASK :
708       strcpy(spr, "esr");
709       break;
710    case REG_FSR_MASK :
711       strcpy(spr, "fsr");
712       break;
713    case REG_BTR_MASK :
714       strcpy(spr, "btr");
715       break;
716    case REG_EDR_MASK :
717       strcpy(spr, "edr");
718       break;
719    case REG_PID_MASK :
720       strcpy(spr, "pid");
721       break;
722    case REG_ZPR_MASK :
723       strcpy(spr, "zpr");
724       break;
725    case REG_TLBX_MASK :
726       strcpy(spr, "tlbx");
727       break;
728    case REG_TLBLO_MASK :
729       strcpy(spr, "tlblo");
730       break;
731    case REG_TLBHI_MASK :
732       strcpy(spr, "tlbhi");
733       break;
734    case REG_TLBSX_MASK :
735       strcpy(spr, "tlbsx");
736       break;
737    default :
738      {
739        if ( ((((instr & IMM_MASK) >> IMM_LOW) ^ op->immval_mask) & 0xE000) == REG_PVR_MASK) {
740 	  sprintf(tmpstr, "%s%u", pvr_register_prefix,
741                  (unsigned short)(((instr & IMM_MASK) >> IMM_LOW) ^
742                                   op->immval_mask) ^ REG_PVR_MASK);
743 	 return(strdup(tmpstr));
744        } else {
745 	 strcpy(spr, "pc");
746        }
747      }
748      break;
749    }
750 
751    sprintf(tmpstr, "%s%s", register_prefix, spr);
752    return(strdup(tmpstr));
753 }
754 
755 unsigned long
756 read_insn_microblaze (bfd_vma memaddr,
757 		      struct disassemble_info *info,
758 		      struct op_code_struct **opr)
759 {
760   unsigned char       ibytes[4];
761   int                 status;
762   struct op_code_struct * op;
763   unsigned long inst;
764 
765   status = info->read_memory_func (memaddr, ibytes, 4, info);
766 
767   if (status != 0)
768     {
769       info->memory_error_func (status, memaddr, info);
770       return 0;
771     }
772 
773   if (info->endian == BFD_ENDIAN_BIG)
774     inst = (ibytes[0] << 24) | (ibytes[1] << 16) | (ibytes[2] << 8) | ibytes[3];
775   else if (info->endian == BFD_ENDIAN_LITTLE)
776     inst = (ibytes[3] << 24) | (ibytes[2] << 16) | (ibytes[1] << 8) | ibytes[0];
777   else
778     abort ();
779 
780   /* Just a linear search of the table.  */
781   for (op = opcodes; op->name != 0; op ++)
782     if (op->bit_sequence == (inst & op->opcode_mask))
783       break;
784 
785   *opr = op;
786   return inst;
787 }
788 
789 
790 int
791 print_insn_microblaze (bfd_vma memaddr, struct disassemble_info * info)
792 {
793   fprintf_function    fprintf_func = info->fprintf_func;
794   void *              stream = info->stream;
795   unsigned long       inst, prev_inst;
796   struct op_code_struct * op, *pop;
797   int                 immval = 0;
798   bfd_boolean         immfound = FALSE;
799   static bfd_vma prev_insn_addr = -1; /*init the prev insn addr */
800   static int     prev_insn_vma = -1;  /*init the prev insn vma */
801   int            curr_insn_vma = info->buffer_vma;
802 
803   info->bytes_per_chunk = 4;
804 
805   inst = read_insn_microblaze (memaddr, info, &op);
806   if (inst == 0) {
807     return -1;
808   }
809 
810   if (prev_insn_vma == curr_insn_vma) {
811   if (memaddr-(info->bytes_per_chunk) == prev_insn_addr) {
812     prev_inst = read_insn_microblaze (prev_insn_addr, info, &pop);
813     if (prev_inst == 0)
814       return -1;
815     if (pop->instr == imm) {
816       immval = (get_int_field_imm(prev_inst) << 16) & 0xffff0000;
817       immfound = TRUE;
818     }
819     else {
820       immval = 0;
821       immfound = FALSE;
822     }
823   }
824   }
825   /* make curr insn as prev insn */
826   prev_insn_addr = memaddr;
827   prev_insn_vma = curr_insn_vma;
828 
829   if (op->name == 0) {
830     fprintf_func (stream, ".short 0x%04lx", inst);
831   }
832   else
833     {
834       fprintf_func (stream, "%s", op->name);
835 
836       switch (op->inst_type)
837 	{
838   case INST_TYPE_RD_R1_R2:
839      fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_r2(inst));
840      break;
841         case INST_TYPE_RD_R1_IMM:
842 	  fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_imm(inst));
843 	  if (info->print_address_func && get_int_field_r1(inst) == 0 && info->symbol_at_address_func) {
844 	    if (immfound)
845 	      immval |= (get_int_field_imm(inst) & 0x0000ffff);
846 	    else {
847 	      immval = get_int_field_imm(inst);
848 	      if (immval & 0x8000)
849 		immval |= 0xFFFF0000;
850 	    }
851 	    if (immval > 0 && info->symbol_at_address_func(immval, info)) {
852 	      fprintf_func (stream, "\t// ");
853 	      info->print_address_func (immval, info);
854 	    }
855 	  }
856 	  break;
857 	case INST_TYPE_RD_R1_IMM5:
858 	  fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_imm5(inst));
859 	  break;
860 	case INST_TYPE_RD_RFSL:
861 	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_rfsl(inst));
862 	  break;
863 	case INST_TYPE_R1_RFSL:
864 	  fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_rfsl(inst));
865 	  break;
866 	case INST_TYPE_RD_SPECIAL:
867 	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_special(inst, op));
868 	  break;
869 	case INST_TYPE_SPECIAL_R1:
870 	  fprintf_func(stream, "\t%s, %s", get_field_special(inst, op), get_field_r1(inst));
871 	  break;
872 	case INST_TYPE_RD_R1:
873 	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r1(inst));
874 	  break;
875 	case INST_TYPE_R1_R2:
876 	  fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_r2(inst));
877 	  break;
878 	case INST_TYPE_R1_IMM:
879 	  fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_imm(inst));
880 	  /* The non-pc relative instructions are returns, which shouldn't
881 	     have a label printed */
882 	  if (info->print_address_func && op->inst_offset_type == INST_PC_OFFSET && info->symbol_at_address_func) {
883 	    if (immfound)
884 	      immval |= (get_int_field_imm(inst) & 0x0000ffff);
885 	    else {
886 	      immval = get_int_field_imm(inst);
887 	      if (immval & 0x8000)
888 		immval |= 0xFFFF0000;
889 	    }
890 	    immval += memaddr;
891 	    if (immval > 0 && info->symbol_at_address_func(immval, info)) {
892 	      fprintf_func (stream, "\t// ");
893 	      info->print_address_func (immval, info);
894 	    } else {
895 	      fprintf_func (stream, "\t\t// ");
896 	      fprintf_func (stream, "%x", immval);
897 	    }
898 	  }
899 	  break;
900         case INST_TYPE_RD_IMM:
901 	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_imm(inst));
902 	  if (info->print_address_func && info->symbol_at_address_func) {
903 	    if (immfound)
904 	      immval |= (get_int_field_imm(inst) & 0x0000ffff);
905 	    else {
906 	      immval = get_int_field_imm(inst);
907 	      if (immval & 0x8000)
908 		immval |= 0xFFFF0000;
909 	    }
910 	    if (op->inst_offset_type == INST_PC_OFFSET)
911 	      immval += (int) memaddr;
912 	    if (info->symbol_at_address_func(immval, info)) {
913 	      fprintf_func (stream, "\t// ");
914 	      info->print_address_func (immval, info);
915 	    }
916 	  }
917 	  break;
918         case INST_TYPE_IMM:
919 	  fprintf_func(stream, "\t%s", get_field_imm(inst));
920 	  if (info->print_address_func && info->symbol_at_address_func && op->instr != imm) {
921 	    if (immfound)
922 	      immval |= (get_int_field_imm(inst) & 0x0000ffff);
923 	    else {
924 	      immval = get_int_field_imm(inst);
925 	      if (immval & 0x8000)
926 		immval |= 0xFFFF0000;
927 	    }
928 	    if (op->inst_offset_type == INST_PC_OFFSET)
929 	      immval += (int) memaddr;
930 	    if (immval > 0 && info->symbol_at_address_func(immval, info)) {
931 	      fprintf_func (stream, "\t// ");
932 	      info->print_address_func (immval, info);
933 	    } else if (op->inst_offset_type == INST_PC_OFFSET) {
934 	      fprintf_func (stream, "\t\t// ");
935 	      fprintf_func (stream, "%x", immval);
936 	    }
937 	  }
938 	  break;
939         case INST_TYPE_RD_R2:
940 	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r2(inst));
941 	  break;
942   case INST_TYPE_R2:
943      fprintf_func(stream, "\t%s", get_field_r2(inst));
944      break;
945   case INST_TYPE_R1:
946      fprintf_func(stream, "\t%s", get_field_r1(inst));
947      break;
948   case INST_TYPE_RD_R1_SPECIAL:
949      fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r2(inst));
950      break;
951   case INST_TYPE_RD_IMM15:
952      fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_imm15(inst));
953      break;
954      /* For tuqula instruction */
955   case INST_TYPE_RD:
956      fprintf_func(stream, "\t%s", get_field_rd(inst));
957      break;
958   case INST_TYPE_RFSL:
959      fprintf_func(stream, "\t%s", get_field_rfsl(inst));
960      break;
961   default:
962 	  /* if the disassembler lags the instruction set */
963 	  fprintf_func (stream, "\tundecoded operands, inst is 0x%04lx", inst);
964 	  break;
965 	}
966     }
967 
968   /* Say how many bytes we consumed? */
969   return 4;
970 }
971 
972 enum microblaze_instr
973 get_insn_microblaze (long inst,
974   		     bfd_boolean *isunsignedimm,
975   		     enum microblaze_instr_type *insn_type,
976   		     short *delay_slots)
977 {
978   struct op_code_struct * op;
979   *isunsignedimm = FALSE;
980 
981   /* Just a linear search of the table.  */
982   for (op = opcodes; op->name != 0; op ++)
983     if (op->bit_sequence == (inst & op->opcode_mask))
984       break;
985 
986   if (op->name == 0)
987     return invalid_inst;
988   else {
989     *isunsignedimm = (op->inst_type == INST_TYPE_RD_R1_UNSIGNED_IMM);
990     *insn_type = op->instr_type;
991     *delay_slots = op->delay_slots;
992     return op->instr;
993   }
994 }
995 
996 short
997 get_delay_slots_microblaze (long inst)
998 {
999   bfd_boolean isunsignedimm;
1000   enum microblaze_instr_type insn_type;
1001   enum microblaze_instr op;
1002   short delay_slots;
1003 
1004   op = get_insn_microblaze( inst, &isunsignedimm, &insn_type, &delay_slots);
1005   if (op == invalid_inst)
1006     return 0;
1007   else
1008     return delay_slots;
1009 }
1010 
1011 enum microblaze_instr
1012 microblaze_decode_insn (long insn,
1013 		        int *rd,
1014 			int *ra,
1015 			int *rb,
1016 			int *imm)
1017 {
1018   enum microblaze_instr op;
1019   bfd_boolean t1;
1020   enum microblaze_instr_type t2;
1021   short t3;
1022 
1023   op = get_insn_microblaze(insn, &t1, &t2, &t3);
1024   *rd = (insn & RD_MASK) >> RD_LOW;
1025   *ra = (insn & RA_MASK) >> RA_LOW;
1026   *rb = (insn & RB_MASK) >> RB_LOW;
1027   t3 = (insn & IMM_MASK) >> IMM_LOW;
1028   *imm = (int) t3;
1029   return (op);
1030 }
1031 
1032 unsigned long
1033 microblaze_get_target_address (long inst,
1034 			       bfd_boolean immfound,
1035 			       int immval,
1036 			       long pcval,
1037 			       long r1val,
1038 			       long r2val,
1039 			       bfd_boolean *targetvalid,
1040 			       bfd_boolean *unconditionalbranch)
1041 {
1042   struct op_code_struct * op;
1043   long targetaddr = 0;
1044 
1045   *unconditionalbranch = FALSE;
1046   /* Just a linear search of the table.  */
1047   for (op = opcodes; op->name != 0; op ++)
1048     if (op->bit_sequence == (inst & op->opcode_mask))
1049       break;
1050 
1051   if (op->name == 0) {
1052     *targetvalid = FALSE;
1053   } else if (op->instr_type == branch_inst) {
1054     switch (op->inst_type) {
1055     case INST_TYPE_R2:
1056       *unconditionalbranch = TRUE;
1057       /* fallthru */
1058     case INST_TYPE_RD_R2:
1059     case INST_TYPE_R1_R2:
1060       targetaddr = r2val;
1061       *targetvalid = TRUE;
1062       if (op->inst_offset_type == INST_PC_OFFSET)
1063 	targetaddr += pcval;
1064       break;
1065     case INST_TYPE_IMM:
1066       *unconditionalbranch = TRUE;
1067       /* fallthru */
1068     case INST_TYPE_RD_IMM:
1069     case INST_TYPE_R1_IMM:
1070       if (immfound) {
1071 	targetaddr = (immval << 16) & 0xffff0000;
1072 	targetaddr |= (get_int_field_imm(inst) & 0x0000ffff);
1073       } else {
1074 	targetaddr = get_int_field_imm(inst);
1075 	if (targetaddr & 0x8000)
1076 	  targetaddr |= 0xFFFF0000;
1077       }
1078       if (op->inst_offset_type == INST_PC_OFFSET)
1079 	targetaddr += pcval;
1080       *targetvalid = TRUE;
1081       break;
1082     default:
1083       *targetvalid = FALSE;
1084       break;
1085     }
1086   } else if (op->instr_type == return_inst) {
1087       if (immfound) {
1088 	targetaddr = (immval << 16) & 0xffff0000;
1089 	targetaddr |= (get_int_field_imm(inst) & 0x0000ffff);
1090       } else {
1091 	targetaddr = get_int_field_imm(inst);
1092 	if (targetaddr & 0x8000)
1093 	  targetaddr |= 0xFFFF0000;
1094       }
1095       targetaddr += r1val;
1096       *targetvalid = TRUE;
1097   } else {
1098     *targetvalid = FALSE;
1099   }
1100   return targetaddr;
1101 }
1102