xref: /openbmc/qemu/disas/microblaze.c (revision 1fd6bb44)
1 /* Disassemble Xilinx microblaze instructions.
2    Copyright (C) 1993, 1999, 2000 Free Software Foundation, Inc.
3 
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
8 
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 GNU General Public License for more details.
13 
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, see <http://www.gnu.org/licenses/>. */
16 
17 /*
18  * Copyright (c) 2001 Xilinx, Inc.  All rights reserved.
19  *
20  * Redistribution and use in source and binary forms are permitted
21  * provided that the above copyright notice and this paragraph are
22  * duplicated in all such forms and that any documentation,
23  * advertising materials, and other materials related to such
24  * distribution and use acknowledge that the software was developed
25  * by Xilinx, Inc.  The name of the Company may not be used to endorse
26  * or promote products derived from this software without specific prior
27  * written permission.
28  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
29  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
30  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
31  *
32  *	Xilinx, Inc.
33  */
34 
35 
36 #include <stdio.h>
37 #define STATIC_TABLE
38 #define DEFINE_TABLE
39 
40 #define TRUE   1
41 #define FALSE  0
42 
43 #ifndef MICROBLAZE_OPC
44 #define MICROBLAZE_OPC
45 /* Assembler instructions for Xilinx's microblaze processor
46    Copyright (C) 1999, 2000 Free Software Foundation, Inc.
47 
48 
49 This program is free software; you can redistribute it and/or modify
50 it under the terms of the GNU General Public License as published by
51 the Free Software Foundation; either version 2 of the License, or
52 (at your option) any later version.
53 
54 This program is distributed in the hope that it will be useful,
55 but WITHOUT ANY WARRANTY; without even the implied warranty of
56 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
57 GNU General Public License for more details.
58 
59 You should have received a copy of the GNU General Public License
60 along with this program; if not, see <http://www.gnu.org/licenses/>.  */
61 
62 /*
63  * Copyright (c) 2001 Xilinx, Inc.  All rights reserved.
64  *
65  * Redistribution and use in source and binary forms are permitted
66  * provided that the above copyright notice and this paragraph are
67  * duplicated in all such forms and that any documentation,
68  * advertising materials, and other materials related to such
69  * distribution and use acknowledge that the software was developed
70  * by Xilinx, Inc.  The name of the Company may not be used to endorse
71  * or promote products derived from this software without specific prior
72  * written permission.
73  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
74  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
75  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
76  *
77  *	Xilinx, Inc.
78  */
79 
80 
81 #ifndef MICROBLAZE_OPCM
82 #define MICROBLAZE_OPCM
83 
84 /*
85  * Copyright (c) 2001 Xilinx, Inc.  All rights reserved.
86  *
87  * Redistribution and use in source and binary forms are permitted
88  * provided that the above copyright notice and this paragraph are
89  * duplicated in all such forms and that any documentation,
90  * advertising materials, and other materials related to such
91  * distribution and use acknowledge that the software was developed
92  * by Xilinx, Inc.  The name of the Company may not be used to endorse
93  * or promote products derived from this software without specific prior
94  * written permission.
95  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
96  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
97  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
98  *
99  *	Xilinx, Inc.
100  * $Header:
101  */
102 
103 enum microblaze_instr {
104    add, rsub, addc, rsubc, addk, rsubk, addkc, rsubkc, cmp, cmpu,
105    addi, rsubi, addic, rsubic, addik, rsubik, addikc, rsubikc, mul, mulh, mulhu, mulhsu,
106    idiv, idivu, bsll, bsra, bsrl, get, put, nget, nput, cget, cput,
107    ncget, ncput, muli, bslli, bsrai, bsrli, mului, or, and, xor,
108    andn, pcmpbf, pcmpbc, pcmpeq, pcmpne, sra, src, srl, sext8, sext16, wic, wdc, wdcclear, wdcflush, mts, mfs, br, brd,
109    brld, bra, brad, brald, microblaze_brk, beq, beqd, bne, bned, blt,
110    bltd, ble, bled, bgt, bgtd, bge, bged, ori, andi, xori, andni,
111    imm, rtsd, rtid, rtbd, rted, bri, brid, brlid, brai, braid, bralid,
112    brki, beqi, beqid, bnei, bneid, blti, bltid, blei, bleid, bgti,
113    bgtid, bgei, bgeid, lbu, lhu, lw, lwx, sb, sh, sw, swx, lbui, lhui, lwi,
114    sbi, shi, swi, msrset, msrclr, tuqula, fadd, frsub, fmul, fdiv,
115    fcmp_lt, fcmp_eq, fcmp_le, fcmp_gt, fcmp_ne, fcmp_ge, fcmp_un, flt, fint, fsqrt,
116    tget, tcget, tnget, tncget, tput, tcput, tnput, tncput,
117    eget, ecget, neget, necget, eput, ecput, neput, necput,
118    teget, tecget, tneget, tnecget, teput, tecput, tneput, tnecput,
119    aget, caget, naget, ncaget, aput, caput, naput, ncaput,
120    taget, tcaget, tnaget, tncaget, taput, tcaput, tnaput, tncaput,
121    eaget, ecaget, neaget, necaget, eaput, ecaput, neaput, necaput,
122    teaget, tecaget, tneaget, tnecaget, teaput, tecaput, tneaput, tnecaput,
123    getd, tgetd, cgetd, tcgetd, ngetd, tngetd, ncgetd, tncgetd,
124    putd, tputd, cputd, tcputd, nputd, tnputd, ncputd, tncputd,
125    egetd, tegetd, ecgetd, tecgetd, negetd, tnegetd, necgetd, tnecgetd,
126    eputd, teputd, ecputd, tecputd, neputd, tneputd, necputd, tnecputd,
127    agetd, tagetd, cagetd, tcagetd, nagetd, tnagetd, ncagetd, tncagetd,
128    aputd, taputd, caputd, tcaputd, naputd, tnaputd, ncaputd, tncaputd,
129    eagetd, teagetd, ecagetd, tecagetd, neagetd, tneagetd, necagetd, tnecagetd,
130    eaputd, teaputd, ecaputd, tecaputd, neaputd, tneaputd, necaputd, tnecaputd,
131    invalid_inst } ;
132 
133 enum microblaze_instr_type {
134    arithmetic_inst, logical_inst, mult_inst, div_inst, branch_inst,
135    return_inst, immediate_inst, special_inst, memory_load_inst,
136    memory_store_inst, barrel_shift_inst, anyware_inst };
137 
138 #define INST_WORD_SIZE 4
139 
140 /* gen purpose regs go from 0 to 31 */
141 /* mask is reg num - max_reg_num, ie reg_num - 32 in this case */
142 
143 #define REG_PC_MASK 0x8000
144 #define REG_MSR_MASK 0x8001
145 #define REG_EAR_MASK 0x8003
146 #define REG_ESR_MASK 0x8005
147 #define REG_FSR_MASK 0x8007
148 #define REG_BTR_MASK 0x800b
149 #define REG_EDR_MASK 0x800d
150 #define REG_PVR_MASK 0xa000
151 
152 #define REG_PID_MASK   0x9000
153 #define REG_ZPR_MASK   0x9001
154 #define REG_TLBX_MASK  0x9002
155 #define REG_TLBLO_MASK 0x9003
156 #define REG_TLBHI_MASK 0x9004
157 #define REG_TLBSX_MASK 0x9005
158 
159 #define MIN_REGNUM 0
160 #define MAX_REGNUM 31
161 
162 #define MIN_PVR_REGNUM 0
163 #define MAX_PVR_REGNUM 15
164 
165 #define REG_PC  32 /* PC */
166 #define REG_MSR 33 /* machine status reg */
167 #define REG_EAR 35 /* Exception reg */
168 #define REG_ESR 37 /* Exception reg */
169 #define REG_FSR 39 /* FPU Status reg */
170 #define REG_BTR 43 /* Branch Target reg */
171 #define REG_EDR 45 /* Exception reg */
172 #define REG_PVR 40960 /* Program Verification reg */
173 
174 #define REG_PID   36864 /* MMU: Process ID reg       */
175 #define REG_ZPR   36865 /* MMU: Zone Protect reg     */
176 #define REG_TLBX  36866 /* MMU: TLB Index reg        */
177 #define REG_TLBLO 36867 /* MMU: TLB Low reg          */
178 #define REG_TLBHI 36868 /* MMU: TLB High reg         */
179 #define REG_TLBSX 36869 /* MMU: TLB Search Index reg */
180 
181 /* alternate names for gen purpose regs */
182 #define REG_SP  1 /* stack pointer */
183 #define REG_ROSDP 2 /* read-only small data pointer */
184 #define REG_RWSDP 13 /* read-write small data pointer */
185 
186 /* Assembler Register - Used in Delay Slot Optimization */
187 #define REG_AS    18
188 #define REG_ZERO  0
189 
190 #define RD_LOW  21 /* low bit for RD */
191 #define RA_LOW  16 /* low bit for RA */
192 #define RB_LOW  11 /* low bit for RB */
193 #define IMM_LOW  0 /* low bit for immediate */
194 
195 #define RD_MASK 0x03E00000
196 #define RA_MASK 0x001F0000
197 #define RB_MASK 0x0000F800
198 #define IMM_MASK 0x0000FFFF
199 
200 // imm mask for barrel shifts
201 #define IMM5_MASK 0x0000001F
202 
203 
204 // FSL imm mask for get, put instructions
205 #define  RFSL_MASK 0x000000F
206 
207 // imm mask for msrset, msrclr instructions
208 #define  IMM15_MASK 0x00007FFF
209 
210 #endif /* MICROBLAZE-OPCM */
211 
212 #define INST_TYPE_RD_R1_R2 0
213 #define INST_TYPE_RD_R1_IMM 1
214 #define INST_TYPE_RD_R1_UNSIGNED_IMM 2
215 #define INST_TYPE_RD_R1 3
216 #define INST_TYPE_RD_R2 4
217 #define INST_TYPE_RD_IMM 5
218 #define INST_TYPE_R2 6
219 #define INST_TYPE_R1_R2 7
220 #define INST_TYPE_R1_IMM 8
221 #define INST_TYPE_IMM 9
222 #define INST_TYPE_SPECIAL_R1 10
223 #define INST_TYPE_RD_SPECIAL 11
224 #define INST_TYPE_R1 12
225   // new instn type for barrel shift imms
226 #define INST_TYPE_RD_R1_IMM5  13
227 #define INST_TYPE_RD_RFSL    14
228 #define INST_TYPE_R1_RFSL    15
229 
230   // new insn type for insn cache
231 #define INST_TYPE_RD_R1_SPECIAL 16
232 
233 // new insn type for msrclr, msrset insns.
234 #define INST_TYPE_RD_IMM15    17
235 
236 // new insn type for tuqula rd - addik rd, r0, 42
237 #define INST_TYPE_RD    18
238 
239 // new insn type for t*put
240 #define INST_TYPE_RFSL  19
241 
242 #define INST_TYPE_NONE 25
243 
244 
245 
246 #define INST_PC_OFFSET 1 /* instructions where the label address is resolved as a PC offset (for branch label)*/
247 #define INST_NO_OFFSET 0 /* instructions where the label address is resolved as an absolute value (for data mem or abs address)*/
248 
249 #define IMMVAL_MASK_NON_SPECIAL 0x0000
250 #define IMMVAL_MASK_MTS 0x4000
251 #define IMMVAL_MASK_MFS 0x0000
252 
253 #define OPCODE_MASK_H   0xFC000000 /* High 6 bits only */
254 #define OPCODE_MASK_H1  0xFFE00000 /* High 11 bits */
255 #define OPCODE_MASK_H2  0xFC1F0000 /* High 6 and bits 20-16 */
256 #define OPCODE_MASK_H12 0xFFFF0000 /* High 16 */
257 #define OPCODE_MASK_H4  0xFC0007FF /* High 6 and low 11 bits */
258 #define OPCODE_MASK_H13S 0xFFE0EFF0 /* High 11 and 15:1 bits and last nibble of last byte for spr */
259 #define OPCODE_MASK_H23S 0xFC1FC000 /* High 6, 20-16 and 15:1 bits and last nibble of last byte for spr */
260 #define OPCODE_MASK_H34 0xFC00FFFF /* High 6 and low 16 bits */
261 #define OPCODE_MASK_H14 0xFFE007FF /* High 11 and low 11 bits */
262 #define OPCODE_MASK_H24 0xFC1F07FF /* High 6, bits 20-16 and low 11 bits */
263 #define OPCODE_MASK_H124  0xFFFF07FF /* High 16, and low 11 bits */
264 #define OPCODE_MASK_H1234 0xFFFFFFFF /* All 32 bits */
265 #define OPCODE_MASK_H3  0xFC000600 /* High 6 bits and bits 21, 22 */
266 #define OPCODE_MASK_H32 0xFC00FC00 /* High 6 bits and bit 16-21 */
267 #define OPCODE_MASK_H34B   0xFC0000FF /* High 6 bits and low 8 bits */
268 #define OPCODE_MASK_H34C   0xFC0007E0 /* High 6 bits and bits 21-26 */
269 
270 // New Mask for msrset, msrclr insns.
271 #define OPCODE_MASK_H23N  0xFC1F8000 /* High 6 and bits 11 - 16 */
272 
273 #define DELAY_SLOT 1
274 #define NO_DELAY_SLOT 0
275 
276 #define MAX_OPCODES 280
277 
278 struct op_code_struct {
279   const char *name;
280   short inst_type; /* registers and immediate values involved */
281   short inst_offset_type; /* immediate vals offset from PC? (= 1 for branches) */
282   short delay_slots; /* info about delay slots needed after this instr. */
283   short immval_mask;
284   unsigned long bit_sequence; /* all the fixed bits for the op are set and all the variable bits (reg names, imm vals) are set to 0 */
285   unsigned long opcode_mask; /* which bits define the opcode */
286   enum microblaze_instr instr;
287   enum microblaze_instr_type instr_type;
288   /* more info about output format here */
289 } opcodes[MAX_OPCODES] =
290 
291 {
292   {"add",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x00000000, OPCODE_MASK_H4, add, arithmetic_inst },
293   {"rsub",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x04000000, OPCODE_MASK_H4, rsub, arithmetic_inst },
294   {"addc",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x08000000, OPCODE_MASK_H4, addc, arithmetic_inst },
295   {"rsubc", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x0C000000, OPCODE_MASK_H4, rsubc, arithmetic_inst },
296   {"addk",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x10000000, OPCODE_MASK_H4, addk, arithmetic_inst },
297   {"rsubk", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x14000000, OPCODE_MASK_H4, rsubk, arithmetic_inst },
298   {"cmp",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x14000001, OPCODE_MASK_H4, cmp, arithmetic_inst },
299   {"cmpu",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x14000003, OPCODE_MASK_H4, cmpu, arithmetic_inst },
300   {"addkc", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x18000000, OPCODE_MASK_H4, addkc, arithmetic_inst },
301   {"rsubkc",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x1C000000, OPCODE_MASK_H4, rsubkc, arithmetic_inst },
302   {"addi",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x20000000, OPCODE_MASK_H, addi, arithmetic_inst },
303   {"rsubi", INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x24000000, OPCODE_MASK_H, rsubi, arithmetic_inst },
304   {"addic", INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x28000000, OPCODE_MASK_H, addic, arithmetic_inst },
305   {"rsubic",INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x2C000000, OPCODE_MASK_H, rsubic, arithmetic_inst },
306   {"addik", INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x30000000, OPCODE_MASK_H, addik, arithmetic_inst },
307   {"rsubik",INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x34000000, OPCODE_MASK_H, rsubik, arithmetic_inst },
308   {"addikc",INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x38000000, OPCODE_MASK_H, addikc, arithmetic_inst },
309   {"rsubikc",INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x3C000000, OPCODE_MASK_H, rsubikc, arithmetic_inst },
310   {"mul",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x40000000, OPCODE_MASK_H4, mul, mult_inst },
311   {"mulh",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x40000001, OPCODE_MASK_H4, mulh, mult_inst },
312   {"mulhu", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x40000003, OPCODE_MASK_H4, mulhu, mult_inst },
313   {"mulhsu",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x40000002, OPCODE_MASK_H4, mulhsu, mult_inst },
314   {"idiv",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x48000000, OPCODE_MASK_H4, idiv, div_inst },
315   {"idivu", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x48000002, OPCODE_MASK_H4, idivu, div_inst },
316   {"bsll",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x44000400, OPCODE_MASK_H3, bsll, barrel_shift_inst },
317   {"bsra",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x44000200, OPCODE_MASK_H3, bsra, barrel_shift_inst },
318   {"bsrl",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x44000000, OPCODE_MASK_H3, bsrl, barrel_shift_inst },
319   {"get",   INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C000000, OPCODE_MASK_H32, get, anyware_inst },
320   {"put",   INST_TYPE_R1_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C008000, OPCODE_MASK_H32, put, anyware_inst },
321   {"nget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C004000, OPCODE_MASK_H32, nget, anyware_inst },
322   {"nput",  INST_TYPE_R1_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00C000, OPCODE_MASK_H32, nput, anyware_inst },
323   {"cget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C002000, OPCODE_MASK_H32, cget, anyware_inst },
324   {"cput",  INST_TYPE_R1_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00A000, OPCODE_MASK_H32, cput, anyware_inst },
325   {"ncget", INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C006000, OPCODE_MASK_H32, ncget, anyware_inst },
326   {"ncput", INST_TYPE_R1_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00E000, OPCODE_MASK_H32, ncput, anyware_inst },
327   {"muli",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x60000000, OPCODE_MASK_H, muli, mult_inst },
328   {"bslli", INST_TYPE_RD_R1_IMM5, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x64000400, OPCODE_MASK_H3, bslli, barrel_shift_inst },
329   {"bsrai", INST_TYPE_RD_R1_IMM5, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x64000200, OPCODE_MASK_H3, bsrai, barrel_shift_inst },
330   {"bsrli", INST_TYPE_RD_R1_IMM5, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x64000000, OPCODE_MASK_H3, bsrli, barrel_shift_inst },
331   {"or",    INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x80000000, OPCODE_MASK_H4, or, logical_inst },
332   {"and",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x84000000, OPCODE_MASK_H4, and, logical_inst },
333   {"xor",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x88000000, OPCODE_MASK_H4, xor, logical_inst },
334   {"andn",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x8C000000, OPCODE_MASK_H4, andn, logical_inst },
335   {"pcmpbf",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x80000400, OPCODE_MASK_H4, pcmpbf, logical_inst },
336   {"pcmpbc",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x84000400, OPCODE_MASK_H4, pcmpbc, logical_inst },
337   {"pcmpeq",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x88000400, OPCODE_MASK_H4, pcmpeq, logical_inst },
338   {"pcmpne",INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x8C000400, OPCODE_MASK_H4, pcmpne, logical_inst },
339   {"sra",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000001, OPCODE_MASK_H34, sra, logical_inst },
340   {"src",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000021, OPCODE_MASK_H34, src, logical_inst },
341   {"srl",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000041, OPCODE_MASK_H34, srl, logical_inst },
342   {"sext8", INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000060, OPCODE_MASK_H34, sext8, logical_inst },
343   {"sext16",INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000061, OPCODE_MASK_H34, sext16, logical_inst },
344   {"wic",   INST_TYPE_RD_R1_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000068, OPCODE_MASK_H34B, wic, special_inst },
345   {"wdc",   INST_TYPE_RD_R1_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000064, OPCODE_MASK_H34B, wdc, special_inst },
346   {"wdc.clear", INST_TYPE_RD_R1_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000066, OPCODE_MASK_H34B, wdcclear, special_inst },
347   {"wdc.flush", INST_TYPE_RD_R1_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000074, OPCODE_MASK_H34B, wdcflush, special_inst },
348   {"mts",   INST_TYPE_SPECIAL_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_MTS, 0x9400C000, OPCODE_MASK_H13S, mts, special_inst },
349   {"mfs",   INST_TYPE_RD_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_MFS, 0x94008000, OPCODE_MASK_H23S, mfs, special_inst },
350   {"br",    INST_TYPE_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x98000000, OPCODE_MASK_H124, br, branch_inst },
351   {"brd",   INST_TYPE_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x98100000, OPCODE_MASK_H124, brd, branch_inst },
352   {"brld",  INST_TYPE_RD_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x98140000, OPCODE_MASK_H24, brld, branch_inst },
353   {"bra",   INST_TYPE_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x98080000, OPCODE_MASK_H124, bra, branch_inst },
354   {"brad",  INST_TYPE_R2, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x98180000, OPCODE_MASK_H124, brad, branch_inst },
355   {"brald", INST_TYPE_RD_R2, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x981C0000, OPCODE_MASK_H24, brald, branch_inst },
356   {"brk",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x980C0000, OPCODE_MASK_H24, microblaze_brk, branch_inst },
357   {"beq",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9C000000, OPCODE_MASK_H14, beq, branch_inst },
358   {"beqd",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9E000000, OPCODE_MASK_H14, beqd, branch_inst },
359   {"bne",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9C200000, OPCODE_MASK_H14, bne, branch_inst },
360   {"bned",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9E200000, OPCODE_MASK_H14, bned, branch_inst },
361   {"blt",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9C400000, OPCODE_MASK_H14, blt, branch_inst },
362   {"bltd",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9E400000, OPCODE_MASK_H14, bltd, branch_inst },
363   {"ble",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9C600000, OPCODE_MASK_H14, ble, branch_inst },
364   {"bled",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9E600000, OPCODE_MASK_H14, bled, branch_inst },
365   {"bgt",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9C800000, OPCODE_MASK_H14, bgt, branch_inst },
366   {"bgtd",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9E800000, OPCODE_MASK_H14, bgtd, branch_inst },
367   {"bge",   INST_TYPE_R1_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9CA00000, OPCODE_MASK_H14, bge, branch_inst },
368   {"bged",  INST_TYPE_R1_R2, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x9EA00000, OPCODE_MASK_H14, bged, branch_inst },
369   {"ori",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xA0000000, OPCODE_MASK_H, ori, logical_inst },
370   {"andi",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xA4000000, OPCODE_MASK_H, andi, logical_inst },
371   {"xori",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xA8000000, OPCODE_MASK_H, xori, logical_inst },
372   {"andni", INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xAC000000, OPCODE_MASK_H, andni, logical_inst },
373   {"imm",   INST_TYPE_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB0000000, OPCODE_MASK_H12, imm, immediate_inst },
374   {"rtsd",  INST_TYPE_R1_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB6000000, OPCODE_MASK_H1, rtsd, return_inst },
375   {"rtid",  INST_TYPE_R1_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB6200000, OPCODE_MASK_H1, rtid, return_inst },
376   {"rtbd",  INST_TYPE_R1_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB6400000, OPCODE_MASK_H1, rtbd, return_inst },
377   {"rted",  INST_TYPE_R1_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB6800000, OPCODE_MASK_H1, rted, return_inst },
378   {"bri",   INST_TYPE_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB8000000, OPCODE_MASK_H12, bri, branch_inst },
379   {"brid",  INST_TYPE_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB8100000, OPCODE_MASK_H12, brid, branch_inst },
380   {"brlid", INST_TYPE_RD_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB8140000, OPCODE_MASK_H2, brlid, branch_inst },
381   {"brai",  INST_TYPE_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB8080000, OPCODE_MASK_H12, brai, branch_inst },
382   {"braid", INST_TYPE_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB8180000, OPCODE_MASK_H12, braid, branch_inst },
383   {"bralid",INST_TYPE_RD_IMM, INST_NO_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB81C0000, OPCODE_MASK_H2, bralid, branch_inst },
384   {"brki",  INST_TYPE_RD_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB80C0000, OPCODE_MASK_H2, brki, branch_inst },
385   {"beqi",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBC000000, OPCODE_MASK_H1, beqi, branch_inst },
386   {"beqid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBE000000, OPCODE_MASK_H1, beqid, branch_inst },
387   {"bnei",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBC200000, OPCODE_MASK_H1, bnei, branch_inst },
388   {"bneid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBE200000, OPCODE_MASK_H1, bneid, branch_inst },
389   {"blti",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBC400000, OPCODE_MASK_H1, blti, branch_inst },
390   {"bltid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBE400000, OPCODE_MASK_H1, bltid, branch_inst },
391   {"blei",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBC600000, OPCODE_MASK_H1, blei, branch_inst },
392   {"bleid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBE600000, OPCODE_MASK_H1, bleid, branch_inst },
393   {"bgti",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBC800000, OPCODE_MASK_H1, bgti, branch_inst },
394   {"bgtid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBE800000, OPCODE_MASK_H1, bgtid, branch_inst },
395   {"bgei",  INST_TYPE_R1_IMM, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBCA00000, OPCODE_MASK_H1, bgei, branch_inst },
396   {"bgeid", INST_TYPE_R1_IMM, INST_PC_OFFSET, DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xBEA00000, OPCODE_MASK_H1, bgeid, branch_inst },
397   {"lbu",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xC0000000, OPCODE_MASK_H4, lbu, memory_load_inst },
398   {"lhu",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xC4000000, OPCODE_MASK_H4, lhu, memory_load_inst },
399   {"lw",    INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xC8000000, OPCODE_MASK_H4, lw, memory_load_inst },
400   {"lwx",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xC8000400, OPCODE_MASK_H4, lwx, memory_load_inst },
401   {"sb",    INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xD0000000, OPCODE_MASK_H4, sb, memory_store_inst },
402   {"sh",    INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xD4000000, OPCODE_MASK_H4, sh, memory_store_inst },
403   {"sw",    INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xD8000000, OPCODE_MASK_H4, sw, memory_store_inst },
404   {"swx",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xD8000400, OPCODE_MASK_H4, swx, memory_store_inst },
405   {"lbui",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xE0000000, OPCODE_MASK_H, lbui, memory_load_inst },
406   {"lhui",  INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xE4000000, OPCODE_MASK_H, lhui, memory_load_inst },
407   {"lwi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xE8000000, OPCODE_MASK_H, lwi, memory_load_inst },
408   {"sbi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xF0000000, OPCODE_MASK_H, sbi, memory_store_inst },
409   {"shi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xF4000000, OPCODE_MASK_H, shi, memory_store_inst },
410   {"swi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xF8000000, OPCODE_MASK_H, swi, memory_store_inst },
411   {"nop",   INST_TYPE_NONE, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x80000000, OPCODE_MASK_H1234, invalid_inst, logical_inst }, /* translates to or r0, r0, r0 */
412   {"la",    INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x30000000, OPCODE_MASK_H, invalid_inst, arithmetic_inst }, /* la translates to addik */
413   {"tuqula",INST_TYPE_RD, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x3000002A, OPCODE_MASK_H, invalid_inst, arithmetic_inst }, /* tuqula rd translates to addik rd, r0, 42 */
414   {"not",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xA800FFFF, OPCODE_MASK_H34, invalid_inst, logical_inst }, /* not translates to xori rd,ra,-1 */
415   {"neg",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x04000000, OPCODE_MASK_H, invalid_inst, arithmetic_inst }, /* neg translates to rsub rd, ra, r0 */
416   {"rtb",   INST_TYPE_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xB6000004, OPCODE_MASK_H1, invalid_inst, return_inst }, /* rtb translates to rts rd, 4 */
417   {"sub",   INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x04000000, OPCODE_MASK_H, invalid_inst, arithmetic_inst }, /* sub translates to rsub rd, rb, ra */
418   {"lmi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xE8000000, OPCODE_MASK_H, invalid_inst, memory_load_inst },
419   {"smi",   INST_TYPE_RD_R1_IMM, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0xF8000000, OPCODE_MASK_H, invalid_inst, memory_store_inst },
420   {"msrset",INST_TYPE_RD_IMM15, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x94100000, OPCODE_MASK_H23N, msrset, special_inst },
421   {"msrclr",INST_TYPE_RD_IMM15, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x94110000, OPCODE_MASK_H23N, msrclr, special_inst },
422   {"fadd",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000000, OPCODE_MASK_H4, fadd, arithmetic_inst },
423   {"frsub",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000080, OPCODE_MASK_H4, frsub, arithmetic_inst },
424   {"fmul",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000100, OPCODE_MASK_H4, fmul, arithmetic_inst },
425   {"fdiv",  INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000180, OPCODE_MASK_H4, fdiv, arithmetic_inst },
426   {"fcmp.lt", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000210, OPCODE_MASK_H4, fcmp_lt, arithmetic_inst },
427   {"fcmp.eq", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000220, OPCODE_MASK_H4, fcmp_eq, arithmetic_inst },
428   {"fcmp.le", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000230, OPCODE_MASK_H4, fcmp_le, arithmetic_inst },
429   {"fcmp.gt", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000240, OPCODE_MASK_H4, fcmp_gt, arithmetic_inst },
430   {"fcmp.ne", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000250, OPCODE_MASK_H4, fcmp_ne, arithmetic_inst },
431   {"fcmp.ge", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000260, OPCODE_MASK_H4, fcmp_ge, arithmetic_inst },
432   {"fcmp.un", INST_TYPE_RD_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000200, OPCODE_MASK_H4, fcmp_un, arithmetic_inst },
433   {"flt",   INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000280, OPCODE_MASK_H4, flt,   arithmetic_inst },
434   {"fint",  INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000300, OPCODE_MASK_H4, fint,  arithmetic_inst },
435   {"fsqrt", INST_TYPE_RD_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x58000380, OPCODE_MASK_H4, fsqrt, arithmetic_inst },
436   {"tget",   INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C001000, OPCODE_MASK_H32, tget,   anyware_inst },
437   {"tcget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C003000, OPCODE_MASK_H32, tcget,  anyware_inst },
438   {"tnget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C005000, OPCODE_MASK_H32, tnget,  anyware_inst },
439   {"tncget", INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C007000, OPCODE_MASK_H32, tncget, anyware_inst },
440   {"tput",   INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C009000, OPCODE_MASK_H32, tput,   anyware_inst },
441   {"tcput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00B000, OPCODE_MASK_H32, tcput,  anyware_inst },
442   {"tnput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00D000, OPCODE_MASK_H32, tnput,  anyware_inst },
443   {"tncput", INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00F000, OPCODE_MASK_H32, tncput, anyware_inst },
444 
445   {"eget",   INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C000400, OPCODE_MASK_H32, eget,   anyware_inst },
446   {"ecget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C002400, OPCODE_MASK_H32, ecget,  anyware_inst },
447   {"neget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C004400, OPCODE_MASK_H32, neget,  anyware_inst },
448   {"necget", INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C006400, OPCODE_MASK_H32, necget, anyware_inst },
449   {"eput",   INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C008400, OPCODE_MASK_H32, eput,   anyware_inst },
450   {"ecput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00A400, OPCODE_MASK_H32, ecput,  anyware_inst },
451   {"neput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00C400, OPCODE_MASK_H32, neput,  anyware_inst },
452   {"necput", INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00E400, OPCODE_MASK_H32, necput, anyware_inst },
453 
454   {"teget",   INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C001400, OPCODE_MASK_H32, teget,   anyware_inst },
455   {"tecget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C003400, OPCODE_MASK_H32, tecget,  anyware_inst },
456   {"tneget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C005400, OPCODE_MASK_H32, tneget,  anyware_inst },
457   {"tnecget", INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C007400, OPCODE_MASK_H32, tnecget, anyware_inst },
458   {"teput",   INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C009400, OPCODE_MASK_H32, teput,   anyware_inst },
459   {"tecput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00B400, OPCODE_MASK_H32, tecput,  anyware_inst },
460   {"tneput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00D400, OPCODE_MASK_H32, tneput,  anyware_inst },
461   {"tnecput", INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00F400, OPCODE_MASK_H32, tnecput, anyware_inst },
462 
463   {"aget",   INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C000800, OPCODE_MASK_H32, aget,   anyware_inst },
464   {"caget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C002800, OPCODE_MASK_H32, caget,  anyware_inst },
465   {"naget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C004800, OPCODE_MASK_H32, naget,  anyware_inst },
466   {"ncaget", INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C006800, OPCODE_MASK_H32, ncaget, anyware_inst },
467   {"aput",   INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C008800, OPCODE_MASK_H32, aput,   anyware_inst },
468   {"caput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00A800, OPCODE_MASK_H32, caput,  anyware_inst },
469   {"naput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00C800, OPCODE_MASK_H32, naput,  anyware_inst },
470   {"ncaput", INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00E800, OPCODE_MASK_H32, ncaput, anyware_inst },
471 
472   {"taget",   INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C001800, OPCODE_MASK_H32, taget,   anyware_inst },
473   {"tcaget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C003800, OPCODE_MASK_H32, tcaget,  anyware_inst },
474   {"tnaget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C005800, OPCODE_MASK_H32, tnaget,  anyware_inst },
475   {"tncaget", INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C007800, OPCODE_MASK_H32, tncaget, anyware_inst },
476   {"taput",   INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C009800, OPCODE_MASK_H32, taput,   anyware_inst },
477   {"tcaput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00B800, OPCODE_MASK_H32, tcaput,  anyware_inst },
478   {"tnaput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00D800, OPCODE_MASK_H32, tnaput,  anyware_inst },
479   {"tncaput", INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00F800, OPCODE_MASK_H32, tncaput, anyware_inst },
480 
481   {"eaget",   INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C000C00, OPCODE_MASK_H32, eget,   anyware_inst },
482   {"ecaget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C002C00, OPCODE_MASK_H32, ecget,  anyware_inst },
483   {"neaget",  INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C004C00, OPCODE_MASK_H32, neget,  anyware_inst },
484   {"necaget", INST_TYPE_RD_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C006C00, OPCODE_MASK_H32, necget, anyware_inst },
485   {"eaput",   INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C008C00, OPCODE_MASK_H32, eput,   anyware_inst },
486   {"ecaput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00AC00, OPCODE_MASK_H32, ecput,  anyware_inst },
487   {"neaput",  INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00CC00, OPCODE_MASK_H32, neput,  anyware_inst },
488   {"necaput", INST_TYPE_R1_RFSL,  INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00EC00, OPCODE_MASK_H32, necput, anyware_inst },
489 
490   {"teaget",   INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C001C00, OPCODE_MASK_H32, teaget,   anyware_inst },
491   {"tecaget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C003C00, OPCODE_MASK_H32, tecaget,  anyware_inst },
492   {"tneaget",  INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C005C00, OPCODE_MASK_H32, tneaget,  anyware_inst },
493   {"tnecaget", INST_TYPE_RD_RFSL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C007C00, OPCODE_MASK_H32, tnecaget, anyware_inst },
494   {"teaput",   INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C009C00, OPCODE_MASK_H32, teaput,   anyware_inst },
495   {"tecaput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00BC00, OPCODE_MASK_H32, tecaput,  anyware_inst },
496   {"tneaput",  INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00DC00, OPCODE_MASK_H32, tneaput,  anyware_inst },
497   {"tnecaput", INST_TYPE_RFSL,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x6C00FC00, OPCODE_MASK_H32, tnecaput, anyware_inst },
498 
499   {"getd",    INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000000, OPCODE_MASK_H34C, getd,    anyware_inst },
500   {"tgetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000080, OPCODE_MASK_H34C, tgetd,   anyware_inst },
501   {"cgetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000100, OPCODE_MASK_H34C, cgetd,   anyware_inst },
502   {"tcgetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000180, OPCODE_MASK_H34C, tcgetd,  anyware_inst },
503   {"ngetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000200, OPCODE_MASK_H34C, ngetd,   anyware_inst },
504   {"tngetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000280, OPCODE_MASK_H34C, tngetd,  anyware_inst },
505   {"ncgetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000300, OPCODE_MASK_H34C, ncgetd,  anyware_inst },
506   {"tncgetd", INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000380, OPCODE_MASK_H34C, tncgetd, anyware_inst },
507   {"putd",    INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000400, OPCODE_MASK_H34C, putd,    anyware_inst },
508   {"tputd",   INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000480, OPCODE_MASK_H34C, tputd,   anyware_inst },
509   {"cputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000500, OPCODE_MASK_H34C, cputd,   anyware_inst },
510   {"tcputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000580, OPCODE_MASK_H34C, tcputd,  anyware_inst },
511   {"nputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000600, OPCODE_MASK_H34C, nputd,   anyware_inst },
512   {"tnputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000680, OPCODE_MASK_H34C, tnputd,  anyware_inst },
513   {"ncputd",  INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000700, OPCODE_MASK_H34C, ncputd,  anyware_inst },
514   {"tncputd", INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000780, OPCODE_MASK_H34C, tncputd, anyware_inst },
515 
516   {"egetd",    INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000020, OPCODE_MASK_H34C, egetd,    anyware_inst },
517   {"tegetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0000A0, OPCODE_MASK_H34C, tegetd,   anyware_inst },
518   {"ecgetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000120, OPCODE_MASK_H34C, ecgetd,   anyware_inst },
519   {"tecgetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0001A0, OPCODE_MASK_H34C, tecgetd,  anyware_inst },
520   {"negetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000220, OPCODE_MASK_H34C, negetd,   anyware_inst },
521   {"tnegetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0002A0, OPCODE_MASK_H34C, tnegetd,  anyware_inst },
522   {"necgetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000320, OPCODE_MASK_H34C, necgetd,  anyware_inst },
523   {"tnecgetd", INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0003A0, OPCODE_MASK_H34C, tnecgetd, anyware_inst },
524   {"eputd",    INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000420, OPCODE_MASK_H34C, eputd,    anyware_inst },
525   {"teputd",   INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0004A0, OPCODE_MASK_H34C, teputd,   anyware_inst },
526   {"ecputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000520, OPCODE_MASK_H34C, ecputd,   anyware_inst },
527   {"tecputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0005A0, OPCODE_MASK_H34C, tecputd,  anyware_inst },
528   {"neputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000620, OPCODE_MASK_H34C, neputd,   anyware_inst },
529   {"tneputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0006A0, OPCODE_MASK_H34C, tneputd,  anyware_inst },
530   {"necputd",  INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000720, OPCODE_MASK_H34C, necputd,  anyware_inst },
531   {"tnecputd", INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0007A0, OPCODE_MASK_H34C, tnecputd, anyware_inst },
532 
533   {"agetd",    INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000040, OPCODE_MASK_H34C, agetd,    anyware_inst },
534   {"tagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0000C0, OPCODE_MASK_H34C, tagetd,   anyware_inst },
535   {"cagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000140, OPCODE_MASK_H34C, cagetd,   anyware_inst },
536   {"tcagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0001C0, OPCODE_MASK_H34C, tcagetd,  anyware_inst },
537   {"nagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000240, OPCODE_MASK_H34C, nagetd,   anyware_inst },
538   {"tnagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0002C0, OPCODE_MASK_H34C, tnagetd,  anyware_inst },
539   {"ncagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000340, OPCODE_MASK_H34C, ncagetd,  anyware_inst },
540   {"tncagetd", INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0003C0, OPCODE_MASK_H34C, tncagetd, anyware_inst },
541   {"aputd",    INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000440, OPCODE_MASK_H34C, aputd,    anyware_inst },
542   {"taputd",   INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0004C0, OPCODE_MASK_H34C, taputd,   anyware_inst },
543   {"caputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000540, OPCODE_MASK_H34C, caputd,   anyware_inst },
544   {"tcaputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0005C0, OPCODE_MASK_H34C, tcaputd,  anyware_inst },
545   {"naputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000640, OPCODE_MASK_H34C, naputd,   anyware_inst },
546   {"tnaputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0006C0, OPCODE_MASK_H34C, tnaputd,  anyware_inst },
547   {"ncaputd",  INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000740, OPCODE_MASK_H34C, ncaputd,  anyware_inst },
548   {"tncaputd", INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0007C0, OPCODE_MASK_H34C, tncaputd, anyware_inst },
549 
550   {"eagetd",    INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000060, OPCODE_MASK_H34C, eagetd,    anyware_inst },
551   {"teagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0000E0, OPCODE_MASK_H34C, teagetd,   anyware_inst },
552   {"ecagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000160, OPCODE_MASK_H34C, ecagetd,   anyware_inst },
553   {"tecagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0001E0, OPCODE_MASK_H34C, tecagetd,  anyware_inst },
554   {"neagetd",   INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000260, OPCODE_MASK_H34C, neagetd,   anyware_inst },
555   {"tneagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0002E0, OPCODE_MASK_H34C, tneagetd,  anyware_inst },
556   {"necagetd",  INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000360, OPCODE_MASK_H34C, necagetd,  anyware_inst },
557   {"tnecagetd", INST_TYPE_RD_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0003E0, OPCODE_MASK_H34C, tnecagetd, anyware_inst },
558   {"eaputd",    INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000460, OPCODE_MASK_H34C, eaputd,    anyware_inst },
559   {"teaputd",   INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0004E0, OPCODE_MASK_H34C, teaputd,   anyware_inst },
560   {"ecaputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000560, OPCODE_MASK_H34C, ecaputd,   anyware_inst },
561   {"tecaputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0005E0, OPCODE_MASK_H34C, tecaputd,  anyware_inst },
562   {"neaputd",   INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000660, OPCODE_MASK_H34C, neaputd,   anyware_inst },
563   {"tneaputd",  INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0006E0, OPCODE_MASK_H34C, tneaputd,  anyware_inst },
564   {"necaputd",  INST_TYPE_R1_R2, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C000760, OPCODE_MASK_H34C, necaputd,  anyware_inst },
565   {"tnecaputd", INST_TYPE_R2,    INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x4C0007E0, OPCODE_MASK_H34C, tnecaputd, anyware_inst },
566   {"", 0, 0, 0, 0, 0, 0, 0, 0},
567 };
568 
569 /* prefix for register names */
570 char register_prefix[] = "r";
571 char special_register_prefix[] = "spr";
572 char fsl_register_prefix[] = "rfsl";
573 char pvr_register_prefix[] = "rpvr";
574 
575 
576 /* #defines for valid immediate range */
577 #define MIN_IMM  ((int) 0x80000000)
578 #define MAX_IMM  ((int) 0x7fffffff)
579 
580 #define MIN_IMM15 ((int) 0x0000)
581 #define MAX_IMM15 ((int) 0x7fff)
582 
583 #endif /* MICROBLAZE_OPC */
584 
585 #include "disas/bfd.h"
586 #include <strings.h>
587 
588 #define get_field_rd(instr) get_field(instr, RD_MASK, RD_LOW)
589 #define get_field_r1(instr) get_field(instr, RA_MASK, RA_LOW)
590 #define get_field_r2(instr) get_field(instr, RB_MASK, RB_LOW)
591 #define get_int_field_imm(instr) ((instr & IMM_MASK) >> IMM_LOW)
592 #define get_int_field_r1(instr) ((instr & RA_MASK) >> RA_LOW)
593 
594 /* Local function prototypes. */
595 
596 static char * get_field (long instr, long mask, unsigned short low);
597 static char * get_field_imm (long instr);
598 static char * get_field_imm5 (long instr);
599 static char * get_field_rfsl (long instr);
600 static char * get_field_imm15 (long instr);
601 #if 0
602 static char * get_field_unsigned_imm (long instr);
603 #endif
604 char * get_field_special (long instr, struct op_code_struct * op);
605 unsigned long read_insn_microblaze (bfd_vma memaddr,
606 		      struct disassemble_info *info,
607 		      struct op_code_struct **opr);
608 enum microblaze_instr get_insn_microblaze (long inst,
609   		     bfd_boolean *isunsignedimm,
610   		     enum microblaze_instr_type *insn_type,
611   		     short *delay_slots);
612 short get_delay_slots_microblaze (long inst);
613 enum microblaze_instr microblaze_decode_insn (long insn,
614 		        int *rd,
615 			int *ra,
616 			int *rb,
617 			int *imm);
618 unsigned long
619 microblaze_get_target_address (long inst,
620 			       bfd_boolean immfound,
621 			       int immval,
622 			       long pcval,
623 			       long r1val,
624 			       long r2val,
625 			       bfd_boolean *targetvalid,
626 			       bfd_boolean *unconditionalbranch);
627 
628 static char *
629 get_field (long instr, long mask, unsigned short low)
630 {
631   char tmpstr[25];
632   sprintf(tmpstr, "%s%d", register_prefix, (int)((instr & mask) >> low));
633   return(strdup(tmpstr));
634 }
635 
636 static char *
637 get_field_imm (long instr)
638 {
639   char tmpstr[25];
640   sprintf(tmpstr, "%d", (short)((instr & IMM_MASK) >> IMM_LOW));
641   return(strdup(tmpstr));
642 }
643 
644 static char *
645 get_field_imm5 (long instr)
646 {
647   char tmpstr[25];
648   sprintf(tmpstr, "%d", (short)((instr & IMM5_MASK) >> IMM_LOW));
649   return(strdup(tmpstr));
650 }
651 
652 static char *
653 get_field_rfsl (long instr)
654 {
655   char tmpstr[25];
656   sprintf(tmpstr, "%s%d", fsl_register_prefix, (short)((instr & RFSL_MASK) >> IMM_LOW));
657   return(strdup(tmpstr));
658 }
659 
660 static char *
661 get_field_imm15 (long instr)
662 {
663   char tmpstr[25];
664   sprintf(tmpstr, "%d", (short)((instr & IMM15_MASK) >> IMM_LOW));
665   return(strdup(tmpstr));
666 }
667 
668 #if 0
669 static char *
670 get_field_unsigned_imm (long instr)
671 {
672   char tmpstr[25];
673   sprintf(tmpstr, "%d", (int)((instr & IMM_MASK) >> IMM_LOW));
674   return(strdup(tmpstr));
675 }
676 #endif
677 
678 /*
679   char *
680   get_field_special (instr)
681   long instr;
682   {
683   char tmpstr[25];
684 
685   sprintf(tmpstr, "%s%s", register_prefix, (((instr & IMM_MASK) >> IMM_LOW) & REG_MSR_MASK) == 0 ? "pc" : "msr");
686 
687   return(strdup(tmpstr));
688   }
689 */
690 
691 char *
692 get_field_special (long instr, struct op_code_struct * op)
693 {
694    char tmpstr[25];
695    char spr[6];
696 
697    switch ( (((instr & IMM_MASK) >> IMM_LOW) ^ op->immval_mask) ) {
698 
699    case REG_MSR_MASK :
700       strcpy(spr, "msr");
701       break;
702    case REG_PC_MASK :
703       strcpy(spr, "pc");
704       break;
705    case REG_EAR_MASK :
706       strcpy(spr, "ear");
707       break;
708    case REG_ESR_MASK :
709       strcpy(spr, "esr");
710       break;
711    case REG_FSR_MASK :
712       strcpy(spr, "fsr");
713       break;
714    case REG_BTR_MASK :
715       strcpy(spr, "btr");
716       break;
717    case REG_EDR_MASK :
718       strcpy(spr, "edr");
719       break;
720    case REG_PID_MASK :
721       strcpy(spr, "pid");
722       break;
723    case REG_ZPR_MASK :
724       strcpy(spr, "zpr");
725       break;
726    case REG_TLBX_MASK :
727       strcpy(spr, "tlbx");
728       break;
729    case REG_TLBLO_MASK :
730       strcpy(spr, "tlblo");
731       break;
732    case REG_TLBHI_MASK :
733       strcpy(spr, "tlbhi");
734       break;
735    case REG_TLBSX_MASK :
736       strcpy(spr, "tlbsx");
737       break;
738    default :
739      {
740        if ( ((((instr & IMM_MASK) >> IMM_LOW) ^ op->immval_mask) & 0xE000) == REG_PVR_MASK) {
741 	 sprintf(tmpstr, "%spvr%d", register_prefix, (unsigned short)(((instr & IMM_MASK) >> IMM_LOW) ^ op->immval_mask) ^ REG_PVR_MASK);
742 	 return(strdup(tmpstr));
743        } else {
744 	 strcpy(spr, "pc");
745        }
746      }
747      break;
748    }
749 
750    sprintf(tmpstr, "%s%s", register_prefix, spr);
751    return(strdup(tmpstr));
752 }
753 
754 unsigned long
755 read_insn_microblaze (bfd_vma memaddr,
756 		      struct disassemble_info *info,
757 		      struct op_code_struct **opr)
758 {
759   unsigned char       ibytes[4];
760   int                 status;
761   struct op_code_struct * op;
762   unsigned long inst;
763 
764   status = info->read_memory_func (memaddr, ibytes, 4, info);
765 
766   if (status != 0)
767     {
768       info->memory_error_func (status, memaddr, info);
769       return 0;
770     }
771 
772   if (info->endian == BFD_ENDIAN_BIG)
773     inst = (ibytes[0] << 24) | (ibytes[1] << 16) | (ibytes[2] << 8) | ibytes[3];
774   else if (info->endian == BFD_ENDIAN_LITTLE)
775     inst = (ibytes[3] << 24) | (ibytes[2] << 16) | (ibytes[1] << 8) | ibytes[0];
776   else
777     abort ();
778 
779   /* Just a linear search of the table.  */
780   for (op = opcodes; op->name != 0; op ++)
781     if (op->bit_sequence == (inst & op->opcode_mask))
782       break;
783 
784   *opr = op;
785   return inst;
786 }
787 
788 
789 int
790 print_insn_microblaze (bfd_vma memaddr, struct disassemble_info * info)
791 {
792   fprintf_function    fprintf_func = info->fprintf_func;
793   void *              stream = info->stream;
794   unsigned long       inst, prev_inst;
795   struct op_code_struct * op, *pop;
796   int                 immval = 0;
797   bfd_boolean         immfound = FALSE;
798   static bfd_vma prev_insn_addr = -1; /*init the prev insn addr */
799   static int     prev_insn_vma = -1;  /*init the prev insn vma */
800   int            curr_insn_vma = info->buffer_vma;
801 
802   info->bytes_per_chunk = 4;
803 
804   inst = read_insn_microblaze (memaddr, info, &op);
805   if (inst == 0) {
806     return -1;
807   }
808 
809   if (prev_insn_vma == curr_insn_vma) {
810   if (memaddr-(info->bytes_per_chunk) == prev_insn_addr) {
811     prev_inst = read_insn_microblaze (prev_insn_addr, info, &pop);
812     if (prev_inst == 0)
813       return -1;
814     if (pop->instr == imm) {
815       immval = (get_int_field_imm(prev_inst) << 16) & 0xffff0000;
816       immfound = TRUE;
817     }
818     else {
819       immval = 0;
820       immfound = FALSE;
821     }
822   }
823   }
824   /* make curr insn as prev insn */
825   prev_insn_addr = memaddr;
826   prev_insn_vma = curr_insn_vma;
827 
828   if (op->name == 0) {
829     fprintf_func (stream, ".short 0x%04lx", inst);
830   }
831   else
832     {
833       fprintf_func (stream, "%s", op->name);
834 
835       switch (op->inst_type)
836 	{
837   case INST_TYPE_RD_R1_R2:
838      fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_r2(inst));
839      break;
840         case INST_TYPE_RD_R1_IMM:
841 	  fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_imm(inst));
842 	  if (info->print_address_func && get_int_field_r1(inst) == 0 && info->symbol_at_address_func) {
843 	    if (immfound)
844 	      immval |= (get_int_field_imm(inst) & 0x0000ffff);
845 	    else {
846 	      immval = get_int_field_imm(inst);
847 	      if (immval & 0x8000)
848 		immval |= 0xFFFF0000;
849 	    }
850 	    if (immval > 0 && info->symbol_at_address_func(immval, info)) {
851 	      fprintf_func (stream, "\t// ");
852 	      info->print_address_func (immval, info);
853 	    }
854 	  }
855 	  break;
856 	case INST_TYPE_RD_R1_IMM5:
857 	  fprintf_func(stream, "\t%s, %s, %s", get_field_rd(inst), get_field_r1(inst), get_field_imm5(inst));
858 	  break;
859 	case INST_TYPE_RD_RFSL:
860 	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_rfsl(inst));
861 	  break;
862 	case INST_TYPE_R1_RFSL:
863 	  fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_rfsl(inst));
864 	  break;
865 	case INST_TYPE_RD_SPECIAL:
866 	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_special(inst, op));
867 	  break;
868 	case INST_TYPE_SPECIAL_R1:
869 	  fprintf_func(stream, "\t%s, %s", get_field_special(inst, op), get_field_r1(inst));
870 	  break;
871 	case INST_TYPE_RD_R1:
872 	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r1(inst));
873 	  break;
874 	case INST_TYPE_R1_R2:
875 	  fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_r2(inst));
876 	  break;
877 	case INST_TYPE_R1_IMM:
878 	  fprintf_func(stream, "\t%s, %s", get_field_r1(inst), get_field_imm(inst));
879 	  /* The non-pc relative instructions are returns, which shouldn't
880 	     have a label printed */
881 	  if (info->print_address_func && op->inst_offset_type == INST_PC_OFFSET && info->symbol_at_address_func) {
882 	    if (immfound)
883 	      immval |= (get_int_field_imm(inst) & 0x0000ffff);
884 	    else {
885 	      immval = get_int_field_imm(inst);
886 	      if (immval & 0x8000)
887 		immval |= 0xFFFF0000;
888 	    }
889 	    immval += memaddr;
890 	    if (immval > 0 && info->symbol_at_address_func(immval, info)) {
891 	      fprintf_func (stream, "\t// ");
892 	      info->print_address_func (immval, info);
893 	    } else {
894 	      fprintf_func (stream, "\t\t// ");
895 	      fprintf_func (stream, "%x", immval);
896 	    }
897 	  }
898 	  break;
899         case INST_TYPE_RD_IMM:
900 	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_imm(inst));
901 	  if (info->print_address_func && info->symbol_at_address_func) {
902 	    if (immfound)
903 	      immval |= (get_int_field_imm(inst) & 0x0000ffff);
904 	    else {
905 	      immval = get_int_field_imm(inst);
906 	      if (immval & 0x8000)
907 		immval |= 0xFFFF0000;
908 	    }
909 	    if (op->inst_offset_type == INST_PC_OFFSET)
910 	      immval += (int) memaddr;
911 	    if (info->symbol_at_address_func(immval, info)) {
912 	      fprintf_func (stream, "\t// ");
913 	      info->print_address_func (immval, info);
914 	    }
915 	  }
916 	  break;
917         case INST_TYPE_IMM:
918 	  fprintf_func(stream, "\t%s", get_field_imm(inst));
919 	  if (info->print_address_func && info->symbol_at_address_func && op->instr != imm) {
920 	    if (immfound)
921 	      immval |= (get_int_field_imm(inst) & 0x0000ffff);
922 	    else {
923 	      immval = get_int_field_imm(inst);
924 	      if (immval & 0x8000)
925 		immval |= 0xFFFF0000;
926 	    }
927 	    if (op->inst_offset_type == INST_PC_OFFSET)
928 	      immval += (int) memaddr;
929 	    if (immval > 0 && info->symbol_at_address_func(immval, info)) {
930 	      fprintf_func (stream, "\t// ");
931 	      info->print_address_func (immval, info);
932 	    } else if (op->inst_offset_type == INST_PC_OFFSET) {
933 	      fprintf_func (stream, "\t\t// ");
934 	      fprintf_func (stream, "%x", immval);
935 	    }
936 	  }
937 	  break;
938         case INST_TYPE_RD_R2:
939 	  fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r2(inst));
940 	  break;
941   case INST_TYPE_R2:
942      fprintf_func(stream, "\t%s", get_field_r2(inst));
943      break;
944   case INST_TYPE_R1:
945      fprintf_func(stream, "\t%s", get_field_r1(inst));
946      break;
947   case INST_TYPE_RD_R1_SPECIAL:
948      fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_r2(inst));
949      break;
950   case INST_TYPE_RD_IMM15:
951      fprintf_func(stream, "\t%s, %s", get_field_rd(inst), get_field_imm15(inst));
952      break;
953      /* For tuqula instruction */
954   case INST_TYPE_RD:
955      fprintf_func(stream, "\t%s", get_field_rd(inst));
956      break;
957   case INST_TYPE_RFSL:
958      fprintf_func(stream, "\t%s", get_field_rfsl(inst));
959      break;
960   default:
961 	  /* if the disassembler lags the instruction set */
962 	  fprintf_func (stream, "\tundecoded operands, inst is 0x%04lx", inst);
963 	  break;
964 	}
965     }
966 
967   /* Say how many bytes we consumed? */
968   return 4;
969 }
970 
971 enum microblaze_instr
972 get_insn_microblaze (long inst,
973   		     bfd_boolean *isunsignedimm,
974   		     enum microblaze_instr_type *insn_type,
975   		     short *delay_slots)
976 {
977   struct op_code_struct * op;
978   *isunsignedimm = FALSE;
979 
980   /* Just a linear search of the table.  */
981   for (op = opcodes; op->name != 0; op ++)
982     if (op->bit_sequence == (inst & op->opcode_mask))
983       break;
984 
985   if (op->name == 0)
986     return invalid_inst;
987   else {
988     *isunsignedimm = (op->inst_type == INST_TYPE_RD_R1_UNSIGNED_IMM);
989     *insn_type = op->instr_type;
990     *delay_slots = op->delay_slots;
991     return op->instr;
992   }
993 }
994 
995 short
996 get_delay_slots_microblaze (long inst)
997 {
998   bfd_boolean isunsignedimm;
999   enum microblaze_instr_type insn_type;
1000   enum microblaze_instr op;
1001   short delay_slots;
1002 
1003   op = get_insn_microblaze( inst, &isunsignedimm, &insn_type, &delay_slots);
1004   if (op == invalid_inst)
1005     return 0;
1006   else
1007     return delay_slots;
1008 }
1009 
1010 enum microblaze_instr
1011 microblaze_decode_insn (long insn,
1012 		        int *rd,
1013 			int *ra,
1014 			int *rb,
1015 			int *imm)
1016 {
1017   enum microblaze_instr op;
1018   bfd_boolean t1;
1019   enum microblaze_instr_type t2;
1020   short t3;
1021 
1022   op = get_insn_microblaze(insn, &t1, &t2, &t3);
1023   *rd = (insn & RD_MASK) >> RD_LOW;
1024   *ra = (insn & RA_MASK) >> RA_LOW;
1025   *rb = (insn & RB_MASK) >> RB_LOW;
1026   t3 = (insn & IMM_MASK) >> IMM_LOW;
1027   *imm = (int) t3;
1028   return (op);
1029 }
1030 
1031 unsigned long
1032 microblaze_get_target_address (long inst,
1033 			       bfd_boolean immfound,
1034 			       int immval,
1035 			       long pcval,
1036 			       long r1val,
1037 			       long r2val,
1038 			       bfd_boolean *targetvalid,
1039 			       bfd_boolean *unconditionalbranch)
1040 {
1041   struct op_code_struct * op;
1042   long targetaddr = 0;
1043 
1044   *unconditionalbranch = FALSE;
1045   /* Just a linear search of the table.  */
1046   for (op = opcodes; op->name != 0; op ++)
1047     if (op->bit_sequence == (inst & op->opcode_mask))
1048       break;
1049 
1050   if (op->name == 0) {
1051     *targetvalid = FALSE;
1052   } else if (op->instr_type == branch_inst) {
1053     switch (op->inst_type) {
1054     case INST_TYPE_R2:
1055       *unconditionalbranch = TRUE;
1056       /* fallthru */
1057     case INST_TYPE_RD_R2:
1058     case INST_TYPE_R1_R2:
1059       targetaddr = r2val;
1060       *targetvalid = TRUE;
1061       if (op->inst_offset_type == INST_PC_OFFSET)
1062 	targetaddr += pcval;
1063       break;
1064     case INST_TYPE_IMM:
1065       *unconditionalbranch = TRUE;
1066       /* fallthru */
1067     case INST_TYPE_RD_IMM:
1068     case INST_TYPE_R1_IMM:
1069       if (immfound) {
1070 	targetaddr = (immval << 16) & 0xffff0000;
1071 	targetaddr |= (get_int_field_imm(inst) & 0x0000ffff);
1072       } else {
1073 	targetaddr = get_int_field_imm(inst);
1074 	if (targetaddr & 0x8000)
1075 	  targetaddr |= 0xFFFF0000;
1076       }
1077       if (op->inst_offset_type == INST_PC_OFFSET)
1078 	targetaddr += pcval;
1079       *targetvalid = TRUE;
1080       break;
1081     default:
1082       *targetvalid = FALSE;
1083       break;
1084     }
1085   } else if (op->instr_type == return_inst) {
1086       if (immfound) {
1087 	targetaddr = (immval << 16) & 0xffff0000;
1088 	targetaddr |= (get_int_field_imm(inst) & 0x0000ffff);
1089       } else {
1090 	targetaddr = get_int_field_imm(inst);
1091 	if (targetaddr & 0x8000)
1092 	  targetaddr |= 0xFFFF0000;
1093       }
1094       targetaddr += r1val;
1095       *targetvalid = TRUE;
1096   } else {
1097     *targetvalid = FALSE;
1098   }
1099   return targetaddr;
1100 }
1101