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[/] [openrisc/] [trunk/] [gnu-old/] [binutils-2.18.50/] [opcodes/] [bfin-dis.c] - Blame information for rev 856

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1 38 julius
/* Disassemble ADI Blackfin Instructions.
2
   Copyright 2005, 2007 Free Software Foundation, Inc.
3
 
4
   This file is part of libopcodes.
5
 
6
   This library is free software; you can redistribute it and/or modify
7
   it under the terms of the GNU General Public License as published by
8
   the Free Software Foundation; either version 3, or (at your option)
9
   any later version.
10
 
11
   It is distributed in the hope that it will be useful, but WITHOUT
12
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13
   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
14
   License for more details.
15
 
16
   You should have received a copy of the GNU General Public License
17
   along with this program; if not, write to the Free Software
18
   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
19
   MA 02110-1301, USA.  */
20
 
21
#include <stdio.h>
22
#include <stdlib.h>
23
#include <string.h>
24
 
25
#include "opcode/bfin.h"
26
 
27
#define M_S2RND 1
28
#define M_T     2
29
#define M_W32   3
30
#define M_FU    4
31
#define M_TFU   6
32
#define M_IS    8
33
#define M_ISS2  9
34
#define M_IH    11
35
#define M_IU    12
36
 
37
#ifndef PRINTF
38
#define PRINTF printf
39
#endif
40
 
41
#ifndef EXIT
42
#define EXIT exit
43
#endif
44
 
45
typedef long TIword;
46
 
47
#define HOST_LONG_WORD_SIZE (sizeof (long) * 8)
48
#define XFIELD(w,p,s)       (((w) & ((1 << (s)) - 1) << (p)) >> (p))
49
#define SIGNEXTEND(v, n)    ((v << (HOST_LONG_WORD_SIZE - (n))) >> (HOST_LONG_WORD_SIZE - (n)))
50
#define MASKBITS(val, bits) (val & ((1 << bits) - 1))
51
 
52
#include "dis-asm.h"
53
 
54
typedef unsigned int bu32;
55
 
56
typedef enum
57
{
58
  c_0, c_1, c_4, c_2, c_uimm2, c_uimm3, c_imm3, c_pcrel4,
59
  c_imm4, c_uimm4s4, c_uimm4s4d, c_uimm4, c_uimm4s2, c_negimm5s4, c_imm5, c_imm5d, c_uimm5, c_imm6,
60
  c_imm7, c_imm7d, c_imm8, c_uimm8, c_pcrel8, c_uimm8s4, c_pcrel8s4, c_lppcrel10, c_pcrel10,
61
  c_pcrel12, c_imm16s4, c_luimm16, c_imm16, c_imm16d, c_huimm16, c_rimm16, c_imm16s2, c_uimm16s4,
62
  c_uimm16s4d, c_uimm16, c_pcrel24, c_uimm32, c_imm32, c_huimm32, c_huimm32e,
63
} const_forms_t;
64
 
65
static struct
66
{
67
  char *name;
68
  int nbits;
69
  char reloc;
70
  char issigned;
71
  char pcrel;
72
  char scale;
73
  char offset;
74
  char negative;
75
  char positive;
76
  char decimal;
77
  char leading;
78
  char exact;
79
} constant_formats[] =
80
{
81
  { "0",          0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
82
  { "1",          0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
83
  { "4",          0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
84
  { "2",          0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
85
  { "uimm2",      2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
86
  { "uimm3",      3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
87
  { "imm3",       3, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
88
  { "pcrel4",     4, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0},
89
  { "imm4",       4, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
90
  { "uimm4s4",    4, 0, 0, 0, 2, 0, 0, 1, 0, 0, 0},
91
  { "uimm4s4d",   4, 0, 0, 0, 2, 0, 0, 1, 1, 0, 0},
92
  { "uimm4",      4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
93
  { "uimm4s2",    4, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0},
94
  { "negimm5s4",  5, 0, 1, 0, 2, 0, 1, 0, 0, 0, 0},
95
  { "imm5",       5, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
96
  { "imm5d",      5, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0},
97
  { "uimm5",      5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
98
  { "imm6",       6, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
99
  { "imm7",       7, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
100
  { "imm7d",      7, 0, 1, 0, 0, 0, 0, 0, 1, 3, 0},
101
  { "imm8",       8, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
102
  { "uimm8",      8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
103
  { "pcrel8",     8, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0},
104
  { "uimm8s4",    8, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0},
105
  { "pcrel8s4",   8, 1, 1, 1, 2, 0, 0, 0, 0, 0, 0},
106
  { "lppcrel10", 10, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0},
107
  { "pcrel10",   10, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0},
108
  { "pcrel12",   12, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0},
109
  { "imm16s4",   16, 0, 1, 0, 2, 0, 0, 0, 0, 0, 0},
110
  { "luimm16",   16, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0},
111
  { "imm16",     16, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
112
  { "imm16d",    16, 0, 1, 0, 0, 0, 0, 0, 1, 3, 0},
113
  { "huimm16",   16, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0},
114
  { "rimm16",    16, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0},
115
  { "imm16s2",   16, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0},
116
  { "uimm16s4",  16, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0},
117
  { "uimm16s4d", 16, 0, 0, 0, 2, 0, 0, 0, 1, 0, 0},
118
  { "uimm16",    16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
119
  { "pcrel24",   24, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0},
120
  { "uimm32",    32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
121
  { "imm32",     32, 0, 1, 0, 0, 0, 0, 0, 1, 3, 0},
122
  { "huimm32",   32, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0},
123
  { "huimm32e",  32, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1},
124
};
125
 
126
int _print_insn_bfin (bfd_vma pc, disassemble_info * outf);
127
int print_insn_bfin (bfd_vma pc, disassemble_info * outf);
128
 
129
static char comment = 0;
130
static char parallel = 0;
131
 
132
static char *
133
fmtconst (const_forms_t cf, TIword x, bfd_vma pc, disassemble_info * outf)
134
{
135
  static char buf[60];
136
 
137
  if (constant_formats[cf].reloc)
138
    {
139
      bfd_vma ea = (((constant_formats[cf].pcrel ? SIGNEXTEND (x, constant_formats[cf].nbits)
140
                      : x) + constant_formats[cf].offset) << constant_formats[cf].scale);
141
      if (constant_formats[cf].pcrel)
142
        ea += pc;
143
 
144
     if (outf->symbol_at_address_func (ea, outf) || !constant_formats[cf].exact)
145
       {
146
          outf->print_address_func (ea, outf);
147
          return "";
148
       }
149
     else
150
       {
151
          sprintf (buf, "%lx", x);
152
          return buf;
153
       }
154
    }
155
 
156
  /* Negative constants have an implied sign bit.  */
157
  if (constant_formats[cf].negative)
158
    {
159
      int nb = constant_formats[cf].nbits + 1;
160
 
161
      x = x | (1 << constant_formats[cf].nbits);
162
      x = SIGNEXTEND (x, nb);
163
    }
164
  else
165
    x = constant_formats[cf].issigned ? SIGNEXTEND (x, constant_formats[cf].nbits) : x;
166
 
167
  if (constant_formats[cf].offset)
168
    x += constant_formats[cf].offset;
169
 
170
  if (constant_formats[cf].scale)
171
    x <<= constant_formats[cf].scale;
172
 
173
  if (constant_formats[cf].decimal)
174
    {
175
      if (constant_formats[cf].leading)
176
        {
177
          char ps[10];
178
          sprintf (ps, "%%%ii", constant_formats[cf].leading);
179
          sprintf (buf, ps, x);
180
        }
181
      else
182
        sprintf (buf, "%li", x);
183
    }
184
  else
185
    {
186
      if (constant_formats[cf].issigned && x < 0)
187
        sprintf (buf, "-0x%x", abs (x));
188
      else
189
        sprintf (buf, "0x%lx", x);
190
    }
191
 
192
  return buf;
193
}
194
 
195
static bu32
196
fmtconst_val (const_forms_t cf, unsigned int x, unsigned int pc)
197
{
198
  if (0 && constant_formats[cf].reloc)
199
    {
200
      bu32 ea = (((constant_formats[cf].pcrel
201
                   ? SIGNEXTEND (x, constant_formats[cf].nbits)
202
                   : x) + constant_formats[cf].offset)
203
                 << constant_formats[cf].scale);
204
      if (constant_formats[cf].pcrel)
205
        ea += pc;
206
 
207
      return ea;
208
    }
209
 
210
  /* Negative constants have an implied sign bit.  */
211
  if (constant_formats[cf].negative)
212
    {
213
      int nb = constant_formats[cf].nbits + 1;
214
      x = x | (1 << constant_formats[cf].nbits);
215
      x = SIGNEXTEND (x, nb);
216
    }
217
  else if (constant_formats[cf].issigned)
218
    x = SIGNEXTEND (x, constant_formats[cf].nbits);
219
 
220
  x += constant_formats[cf].offset;
221
  x <<= constant_formats[cf].scale;
222
 
223
  return x;
224
}
225
 
226
enum machine_registers
227
{
228
  REG_RL0, REG_RL1, REG_RL2, REG_RL3, REG_RL4, REG_RL5, REG_RL6, REG_RL7,
229
  REG_RH0, REG_RH1, REG_RH2, REG_RH3, REG_RH4, REG_RH5, REG_RH6, REG_RH7,
230
  REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
231
  REG_R1_0, REG_R3_2, REG_R5_4, REG_R7_6, REG_P0, REG_P1, REG_P2, REG_P3,
232
  REG_P4, REG_P5, REG_SP, REG_FP, REG_A0x, REG_A1x, REG_A0w, REG_A1w,
233
  REG_A0, REG_A1, REG_I0, REG_I1, REG_I2, REG_I3, REG_M0, REG_M1,
234
  REG_M2, REG_M3, REG_B0, REG_B1, REG_B2, REG_B3, REG_L0, REG_L1,
235
  REG_L2, REG_L3,
236
  REG_AZ, REG_AN, REG_AC0, REG_AC1, REG_AV0, REG_AV1, REG_AV0S, REG_AV1S,
237
  REG_AQ, REG_V, REG_VS,
238
  REG_sftreset, REG_omode, REG_excause, REG_emucause, REG_idle_req, REG_hwerrcause, REG_CC, REG_LC0,
239
  REG_LC1, REG_GP, REG_ASTAT, REG_RETS, REG_LT0, REG_LB0, REG_LT1, REG_LB1,
240
  REG_CYCLES, REG_CYCLES2, REG_USP, REG_SEQSTAT, REG_SYSCFG, REG_RETI, REG_RETX, REG_RETN,
241
  REG_RETE, REG_EMUDAT, REG_BR0, REG_BR1, REG_BR2, REG_BR3, REG_BR4, REG_BR5, REG_BR6,
242
  REG_BR7, REG_PL0, REG_PL1, REG_PL2, REG_PL3, REG_PL4, REG_PL5, REG_SLP, REG_FLP,
243
  REG_PH0, REG_PH1, REG_PH2, REG_PH3, REG_PH4, REG_PH5, REG_SHP, REG_FHP,
244
  REG_IL0, REG_IL1, REG_IL2, REG_IL3, REG_ML0, REG_ML1, REG_ML2, REG_ML3,
245
  REG_BL0, REG_BL1, REG_BL2, REG_BL3, REG_LL0, REG_LL1, REG_LL2, REG_LL3,
246
  REG_IH0, REG_IH1, REG_IH2, REG_IH3, REG_MH0, REG_MH1, REG_MH2, REG_MH3,
247
  REG_BH0, REG_BH1, REG_BH2, REG_BH3, REG_LH0, REG_LH1, REG_LH2, REG_LH3,
248
  REG_LASTREG,
249
};
250
 
251
enum reg_class
252
{
253
  rc_dregs_lo, rc_dregs_hi, rc_dregs, rc_dregs_pair, rc_pregs, rc_spfp, rc_dregs_hilo, rc_accum_ext,
254
  rc_accum_word, rc_accum, rc_iregs, rc_mregs, rc_bregs, rc_lregs, rc_dpregs, rc_gregs,
255
  rc_regs, rc_statbits, rc_ignore_bits, rc_ccstat, rc_counters, rc_dregs2_sysregs1, rc_open, rc_sysregs2,
256
  rc_sysregs3, rc_allregs,
257
  LIM_REG_CLASSES
258
};
259
 
260
static char *reg_names[] =
261
{
262
  "R0.L", "R1.L", "R2.L", "R3.L", "R4.L", "R5.L", "R6.L", "R7.L",
263
  "R0.H", "R1.H", "R2.H", "R3.H", "R4.H", "R5.H", "R6.H", "R7.H",
264
  "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7",
265
  "R1:0", "R3:2", "R5:4", "R7:6", "P0", "P1", "P2", "P3",
266
  "P4", "P5", "SP", "FP", "A0.X", "A1.X", "A0.W", "A1.W",
267
  "A0", "A1", "I0", "I1", "I2", "I3", "M0", "M1",
268
  "M2", "M3", "B0", "B1", "B2", "B3", "L0", "L1",
269
  "L2", "L3",
270
  "AZ", "AN", "AC0", "AC1", "AV0", "AV1", "AV0S", "AV1S",
271
  "AQ", "V", "VS",
272
  "sftreset", "omode", "excause", "emucause", "idle_req", "hwerrcause", "CC", "LC0",
273
  "LC1", "GP", "ASTAT", "RETS", "LT0", "LB0", "LT1", "LB1",
274
  "CYCLES", "CYCLES2", "USP", "SEQSTAT", "SYSCFG", "RETI", "RETX", "RETN",
275
  "RETE", "EMUDAT",
276
  "R0.B", "R1.B", "R2.B", "R3.B", "R4.B", "R5.B", "R6.B", "R7.B",
277
  "P0.L", "P1.L", "P2.L", "P3.L", "P4.L", "P5.L", "SP.L", "FP.L",
278
  "P0.H", "P1.H", "P2.H", "P3.H", "P4.H", "P5.H", "SP.H", "FP.H",
279
  "I0.L", "I1.L", "I2.L", "I3.L", "M0.L", "M1.L", "M2.L", "M3.L",
280
  "B0.L", "B1.L", "B2.L", "B3.L", "L0.L", "L1.L", "L2.L", "L3.L",
281
  "I0.H", "I1.H", "I2.H", "I3.H", "M0.H", "M1.H", "M2.H", "M3.H",
282
  "B0.H", "B1.H", "B2.H", "B3.H", "L0.H", "L1.H", "L2.H", "L3.H",
283
  "LASTREG",
284
 
285
};
286
 
287
#define REGNAME(x) ((x) < REG_LASTREG ? (reg_names[x]) : "...... Illegal register .......")
288
 
289
/* RL(0..7).  */
290
static enum machine_registers decode_dregs_lo[] =
291
{
292
  REG_RL0, REG_RL1, REG_RL2, REG_RL3, REG_RL4, REG_RL5, REG_RL6, REG_RL7,
293
};
294
 
295
#define dregs_lo(x) REGNAME (decode_dregs_lo[(x) & 7])
296
 
297
/* RH(0..7).  */
298
static enum machine_registers decode_dregs_hi[] =
299
{
300
  REG_RH0, REG_RH1, REG_RH2, REG_RH3, REG_RH4, REG_RH5, REG_RH6, REG_RH7,
301
};
302
 
303
#define dregs_hi(x) REGNAME (decode_dregs_hi[(x) & 7])
304
 
305
/* R(0..7).  */
306
static enum machine_registers decode_dregs[] =
307
{
308
  REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
309
};
310
 
311
#define dregs(x) REGNAME (decode_dregs[(x) & 7])
312
 
313
/* R BYTE(0..7).  */
314
static enum machine_registers decode_dregs_byte[] =
315
{
316
  REG_BR0, REG_BR1, REG_BR2, REG_BR3, REG_BR4, REG_BR5, REG_BR6, REG_BR7,
317
};
318
 
319
#define dregs_byte(x) REGNAME (decode_dregs_byte[(x) & 7])
320
#define dregs_pair(x) REGNAME (decode_dregs_pair[(x) & 7])
321
 
322
/* P(0..5) SP FP.  */
323
static enum machine_registers decode_pregs[] =
324
{
325
  REG_P0, REG_P1, REG_P2, REG_P3, REG_P4, REG_P5, REG_SP, REG_FP,
326
};
327
 
328
#define pregs(x)        REGNAME (decode_pregs[(x) & 7])
329
#define spfp(x)         REGNAME (decode_spfp[(x) & 1])
330
#define dregs_hilo(x,i) REGNAME (decode_dregs_hilo[((i) << 3)|x])
331
#define accum_ext(x)    REGNAME (decode_accum_ext[(x) & 1])
332
#define accum_word(x)   REGNAME (decode_accum_word[(x) & 1])
333
#define accum(x)        REGNAME (decode_accum[(x) & 1])
334
 
335
/* I(0..3).  */
336
static enum machine_registers decode_iregs[] =
337
{
338
  REG_I0, REG_I1, REG_I2, REG_I3,
339
};
340
 
341
#define iregs(x) REGNAME (decode_iregs[(x) & 3])
342
 
343
/* M(0..3).  */
344
static enum machine_registers decode_mregs[] =
345
{
346
  REG_M0, REG_M1, REG_M2, REG_M3,
347
};
348
 
349
#define mregs(x) REGNAME (decode_mregs[(x) & 3])
350
#define bregs(x) REGNAME (decode_bregs[(x) & 3])
351
#define lregs(x) REGNAME (decode_lregs[(x) & 3])
352
 
353
/* dregs pregs.  */
354
static enum machine_registers decode_dpregs[] =
355
{
356
  REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
357
  REG_P0, REG_P1, REG_P2, REG_P3, REG_P4, REG_P5, REG_SP, REG_FP,
358
};
359
 
360
#define dpregs(x) REGNAME (decode_dpregs[(x) & 15])
361
 
362
/* [dregs pregs].  */
363
static enum machine_registers decode_gregs[] =
364
{
365
  REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
366
  REG_P0, REG_P1, REG_P2, REG_P3, REG_P4, REG_P5, REG_SP, REG_FP,
367
};
368
 
369
#define gregs(x,i) REGNAME (decode_gregs[((i) << 3)|x])
370
 
371
/* [dregs pregs (iregs mregs) (bregs lregs)].  */
372
static enum machine_registers decode_regs[] =
373
{
374
  REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
375
  REG_P0, REG_P1, REG_P2, REG_P3, REG_P4, REG_P5, REG_SP, REG_FP,
376
  REG_I0, REG_I1, REG_I2, REG_I3, REG_M0, REG_M1, REG_M2, REG_M3,
377
  REG_B0, REG_B1, REG_B2, REG_B3, REG_L0, REG_L1, REG_L2, REG_L3,
378
};
379
 
380
#define regs(x,i) REGNAME (decode_regs[((i) << 3)|x])
381
 
382
/* [dregs pregs (iregs mregs) (bregs lregs) Low Half].  */
383
static enum machine_registers decode_regs_lo[] =
384
{
385
  REG_RL0, REG_RL1, REG_RL2, REG_RL3, REG_RL4, REG_RL5, REG_RL6, REG_RL7,
386
  REG_PL0, REG_PL1, REG_PL2, REG_PL3, REG_PL4, REG_PL5, REG_SLP, REG_FLP,
387
  REG_IL0, REG_IL1, REG_IL2, REG_IL3, REG_ML0, REG_ML1, REG_ML2, REG_ML3,
388
  REG_BL0, REG_BL1, REG_BL2, REG_BL3, REG_LL0, REG_LL1, REG_LL2, REG_LL3,
389
};
390
 
391
#define regs_lo(x,i) REGNAME (decode_regs_lo[((i) << 3)|x])
392
/* [dregs pregs (iregs mregs) (bregs lregs) High Half].  */
393
static enum machine_registers decode_regs_hi[] =
394
{
395
  REG_RH0, REG_RH1, REG_RH2, REG_RH3, REG_RH4, REG_RH5, REG_RH6, REG_RH7,
396
  REG_PH0, REG_PH1, REG_PH2, REG_PH3, REG_PH4, REG_PH5, REG_SHP, REG_FHP,
397
  REG_IH0, REG_IH1, REG_IH2, REG_IH3, REG_MH0, REG_MH1, REG_LH2, REG_MH3,
398
  REG_BH0, REG_BH1, REG_BH2, REG_BH3, REG_LH0, REG_LH1, REG_LH2, REG_LH3,
399
};
400
 
401
#define regs_hi(x,i) REGNAME (decode_regs_hi[((i) << 3)|x])
402
 
403
static enum machine_registers decode_statbits[] =
404
{
405
  REG_AZ, REG_AN, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_AQ, REG_LASTREG,
406
  REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_AC0, REG_AC1, REG_LASTREG, REG_LASTREG,
407
  REG_AV0, REG_AV0S, REG_AV1, REG_AV1S, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG,
408
  REG_V, REG_VS, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG,
409
};
410
 
411
#define statbits(x)     REGNAME (decode_statbits[(x) & 31])
412
#define ignore_bits(x)  REGNAME (decode_ignore_bits[(x) & 7])
413
#define ccstat(x)       REGNAME (decode_ccstat[(x) & 0])
414
 
415
/* LC0 LC1.  */
416
static enum machine_registers decode_counters[] =
417
{
418
  REG_LC0, REG_LC1,
419
};
420
 
421
#define counters(x)        REGNAME (decode_counters[(x) & 1])
422
#define dregs2_sysregs1(x) REGNAME (decode_dregs2_sysregs1[(x) & 7])
423
 
424
/* [dregs pregs (iregs mregs) (bregs lregs)
425
   dregs2_sysregs1 open sysregs2 sysregs3].  */
426
static enum machine_registers decode_allregs[] =
427
{
428
  REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
429
  REG_P0, REG_P1, REG_P2, REG_P3, REG_P4, REG_P5, REG_SP, REG_FP,
430
  REG_I0, REG_I1, REG_I2, REG_I3, REG_M0, REG_M1, REG_M2, REG_M3,
431
  REG_B0, REG_B1, REG_B2, REG_B3, REG_L0, REG_L1, REG_L2, REG_L3,
432
  REG_A0x, REG_A0w, REG_A1x, REG_A1w, REG_GP, REG_LASTREG, REG_ASTAT, REG_RETS,
433
  REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG,
434
  REG_LC0, REG_LT0, REG_LB0, REG_LC1, REG_LT1, REG_LB1, REG_CYCLES, REG_CYCLES2,
435
  REG_USP, REG_SEQSTAT, REG_SYSCFG, REG_RETI, REG_RETX, REG_RETN, REG_RETE, REG_EMUDAT, REG_LASTREG,
436
};
437
 
438
#define allregs(x,i)    REGNAME (decode_allregs[((i) << 3) | x])
439
#define uimm16s4(x)     fmtconst (c_uimm16s4, x, 0, outf)
440
#define uimm16s4d(x)    fmtconst (c_uimm16s4d, x, 0, outf)
441
#define pcrel4(x)       fmtconst (c_pcrel4, x, pc, outf)
442
#define pcrel8(x)       fmtconst (c_pcrel8, x, pc, outf)
443
#define pcrel8s4(x)     fmtconst (c_pcrel8s4, x, pc, outf)
444
#define pcrel10(x)      fmtconst (c_pcrel10, x, pc, outf)
445
#define pcrel12(x)      fmtconst (c_pcrel12, x, pc, outf)
446
#define negimm5s4(x)    fmtconst (c_negimm5s4, x, 0, outf)
447
#define rimm16(x)       fmtconst (c_rimm16, x, 0, outf)
448
#define huimm16(x)      fmtconst (c_huimm16, x, 0, outf)
449
#define imm16(x)        fmtconst (c_imm16, x, 0, outf)
450
#define imm16d(x)       fmtconst (c_imm16d, x, 0, outf)
451
#define uimm2(x)        fmtconst (c_uimm2, x, 0, outf)
452
#define uimm3(x)        fmtconst (c_uimm3, x, 0, outf)
453
#define luimm16(x)      fmtconst (c_luimm16, x, 0, outf)
454
#define uimm4(x)        fmtconst (c_uimm4, x, 0, outf)
455
#define uimm5(x)        fmtconst (c_uimm5, x, 0, outf)
456
#define imm16s2(x)      fmtconst (c_imm16s2, x, 0, outf)
457
#define uimm8(x)        fmtconst (c_uimm8, x, 0, outf)
458
#define imm16s4(x)      fmtconst (c_imm16s4, x, 0, outf)
459
#define uimm4s2(x)      fmtconst (c_uimm4s2, x, 0, outf)
460
#define uimm4s4(x)      fmtconst (c_uimm4s4, x, 0, outf)
461
#define uimm4s4d(x)     fmtconst (c_uimm4s4d, x, 0, outf)
462
#define lppcrel10(x)    fmtconst (c_lppcrel10, x, pc, outf)
463
#define imm3(x)         fmtconst (c_imm3, x, 0, outf)
464
#define imm4(x)         fmtconst (c_imm4, x, 0, outf)
465
#define uimm8s4(x)      fmtconst (c_uimm8s4, x, 0, outf)
466
#define imm5(x)         fmtconst (c_imm5, x, 0, outf)
467
#define imm5d(x)        fmtconst (c_imm5d, x, 0, outf)
468
#define imm6(x)         fmtconst (c_imm6, x, 0, outf)
469
#define imm7(x)         fmtconst (c_imm7, x, 0, outf)
470
#define imm7d(x)        fmtconst (c_imm7d, x, 0, outf)
471
#define imm8(x)         fmtconst (c_imm8, x, 0, outf)
472
#define pcrel24(x)      fmtconst (c_pcrel24, x, pc, outf)
473
#define uimm16(x)       fmtconst (c_uimm16, x, 0, outf)
474
#define uimm32(x)       fmtconst (c_uimm32, x, 0, outf)
475
#define imm32(x)        fmtconst (c_imm32, x, 0, outf)
476
#define huimm32(x)      fmtconst (c_huimm32, x, 0, outf)
477
#define huimm32e(x)     fmtconst (c_huimm32e, x, 0, outf)
478
#define imm7_val(x)     fmtconst_val (c_imm7, x, 0)
479
#define imm16_val(x)    fmtconst_val (c_uimm16, x, 0)
480
#define luimm16_val(x)  fmtconst_val (c_luimm16, x, 0)
481
 
482
/* (arch.pm)arch_disassembler_functions.  */
483
#ifndef OUTS
484
#define OUTS(p, txt) ((p) ? (((txt)[0]) ? (p->fprintf_func)(p->stream, txt) :0) :0)
485
#endif
486
 
487
static void
488
amod0 (int s0, int x0, disassemble_info *outf)
489
{
490
  if (s0 == 1 && x0 == 0)
491
    OUTS (outf, " (S)");
492
  else if (s0 == 0 && x0 == 1)
493
    OUTS (outf, " (CO)");
494
  else if (s0 == 1 && x0 == 1)
495
    OUTS (outf, " (SCO)");
496
}
497
 
498
static void
499
amod1 (int s0, int x0, disassemble_info *outf)
500
{
501
  if (s0 == 0 && x0 == 0)
502
    OUTS (outf, " (NS)");
503
  else if (s0 == 1 && x0 == 0)
504
    OUTS (outf, " (S)");
505
}
506
 
507
static void
508
amod0amod2 (int s0, int x0, int aop0, disassemble_info *outf)
509
{
510
  if (s0 == 1 && x0 == 0 && aop0 == 0)
511
    OUTS (outf, " (S)");
512
  else if (s0 == 0 && x0 == 1 && aop0 == 0)
513
    OUTS (outf, " (CO)");
514
  else if (s0 == 1 && x0 == 1 && aop0 == 0)
515
    OUTS (outf, " (SCO)");
516
  else if (s0 == 0 && x0 == 0 && aop0 == 2)
517
    OUTS (outf, " (ASR)");
518
  else if (s0 == 1 && x0 == 0 && aop0 == 2)
519
    OUTS (outf, " (S, ASR)");
520
  else if (s0 == 0 && x0 == 1 && aop0 == 2)
521
    OUTS (outf, " (CO, ASR)");
522
  else if (s0 == 1 && x0 == 1 && aop0 == 2)
523
    OUTS (outf, " (SCO, ASR)");
524
  else if (s0 == 0 && x0 == 0 && aop0 == 3)
525
    OUTS (outf, " (ASL)");
526
  else if (s0 == 1 && x0 == 0 && aop0 == 3)
527
    OUTS (outf, " (S, ASL)");
528
  else if (s0 == 0 && x0 == 1 && aop0 == 3)
529
    OUTS (outf, " (CO, ASL)");
530
  else if (s0 == 1 && x0 == 1 && aop0 == 3)
531
    OUTS (outf, " (SCO, ASL)");
532
}
533
 
534
static void
535
searchmod (int r0, disassemble_info *outf)
536
{
537
  if (r0 == 0)
538
    OUTS (outf, "GT");
539
  else if (r0 == 1)
540
    OUTS (outf, "GE");
541
  else if (r0 == 2)
542
    OUTS (outf, "LT");
543
  else if (r0 == 3)
544
    OUTS (outf, "LE");
545
}
546
 
547
static void
548
aligndir (int r0, disassemble_info *outf)
549
{
550
  if (r0 == 1)
551
    OUTS (outf, " (R)");
552
}
553
 
554
static int
555
decode_multfunc (int h0, int h1, int src0, int src1, disassemble_info * outf)
556
{
557
  char *s0, *s1;
558
 
559
  if (h0)
560
    s0 = dregs_hi (src0);
561
  else
562
    s0 = dregs_lo (src0);
563
 
564
  if (h1)
565
    s1 = dregs_hi (src1);
566
  else
567
    s1 = dregs_lo (src1);
568
 
569
  OUTS (outf, s0);
570
  OUTS (outf, " * ");
571
  OUTS (outf, s1);
572
  return 0;
573
}
574
 
575
static int
576
decode_macfunc (int which, int op, int h0, int h1, int src0, int src1, disassemble_info * outf)
577
{
578
  char *a;
579
  char *sop = "<unknown op>";
580
 
581
  if (which)
582
    a = "A1";
583
  else
584
    a = "A0";
585
 
586
  if (op == 3)
587
    {
588
      OUTS (outf, a);
589
      return 0;
590
    }
591
 
592
  switch (op)
593
    {
594
    case 0: sop = " = ";   break;
595
    case 1: sop = " += ";  break;
596
    case 2: sop = " -= ";  break;
597
    default: break;
598
    }
599
 
600
  OUTS (outf, a);
601
  OUTS (outf, sop);
602
  decode_multfunc (h0, h1, src0, src1, outf);
603
 
604
  return 0;
605
}
606
 
607
static void
608
decode_optmode (int mod, int MM, disassemble_info *outf)
609
{
610
  if (mod == 0 && MM == 0)
611
    return;
612
 
613
  OUTS (outf, " (");
614
 
615
  if (MM && !mod)
616
    {
617
      OUTS (outf, "M)");
618
      return;
619
    }
620
 
621
  if (MM)
622
    OUTS (outf, "M, ");
623
 
624
  if (mod == M_S2RND)
625
    OUTS (outf, "S2RND");
626
  else if (mod == M_T)
627
    OUTS (outf, "T");
628
  else if (mod == M_W32)
629
    OUTS (outf, "W32");
630
  else if (mod == M_FU)
631
    OUTS (outf, "FU");
632
  else if (mod == M_TFU)
633
    OUTS (outf, "TFU");
634
  else if (mod == M_IS)
635
    OUTS (outf, "IS");
636
  else if (mod == M_ISS2)
637
    OUTS (outf, "ISS2");
638
  else if (mod == M_IH)
639
    OUTS (outf, "IH");
640
  else if (mod == M_IU)
641
    OUTS (outf, "IU");
642
  else
643
    abort ();
644
 
645
  OUTS (outf, ")");
646
}
647
 
648
struct saved_state
649
{
650
  bu32 dpregs[16], iregs[4], mregs[4], bregs[4], lregs[4];
651
  bu32 a0x, a0w, a1x, a1w;
652
  bu32 lt[2], lc[2], lb[2];
653
  int ac0, ac0_copy, ac1, an, aq;
654
  int av0, av0s, av1, av1s, az, cc, v, v_copy, vs;
655
  int rnd_mod;
656
  int v_internal;
657
  bu32 pc, rets;
658
 
659
  int ticks;
660
  int insts;
661
 
662
  int exception;
663
 
664
  int end_of_registers;
665
 
666
  int msize;
667
  unsigned char *memory;
668
  unsigned long bfd_mach;
669
}  saved_state;
670
 
671
#define DREG(x)         (saved_state.dpregs[x])
672
#define GREG(x,i)       DPREG ((x) | (i << 3))
673
#define DPREG(x)        (saved_state.dpregs[x])
674
#define DREG(x)         (saved_state.dpregs[x])
675
#define PREG(x)         (saved_state.dpregs[x + 8])
676
#define SPREG           PREG (6)
677
#define FPREG           PREG (7)
678
#define IREG(x)         (saved_state.iregs[x])
679
#define MREG(x)         (saved_state.mregs[x])
680
#define BREG(x)         (saved_state.bregs[x])
681
#define LREG(x)         (saved_state.lregs[x])
682
#define A0XREG          (saved_state.a0x)
683
#define A0WREG          (saved_state.a0w)
684
#define A1XREG          (saved_state.a1x)
685
#define A1WREG          (saved_state.a1w)
686
#define CCREG           (saved_state.cc)
687
#define LC0REG          (saved_state.lc[0])
688
#define LT0REG          (saved_state.lt[0])
689
#define LB0REG          (saved_state.lb[0])
690
#define LC1REG          (saved_state.lc[1])
691
#define LT1REG          (saved_state.lt[1])
692
#define LB1REG          (saved_state.lb[1])
693
#define RETSREG         (saved_state.rets)
694
#define PCREG           (saved_state.pc)
695
 
696
static bu32 *
697
get_allreg (int grp, int reg)
698
{
699
  int fullreg = (grp << 3) | reg;
700
  /* REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
701
     REG_P0, REG_P1, REG_P2, REG_P3, REG_P4, REG_P5, REG_SP, REG_FP,
702
     REG_I0, REG_I1, REG_I2, REG_I3, REG_M0, REG_M1, REG_M2, REG_M3,
703
     REG_B0, REG_B1, REG_B2, REG_B3, REG_L0, REG_L1, REG_L2, REG_L3,
704
     REG_A0x, REG_A0w, REG_A1x, REG_A1w, , , REG_ASTAT, REG_RETS,
705
     , , , , , , , ,
706
     REG_LC0, REG_LT0, REG_LB0, REG_LC1, REG_LT1, REG_LB1, REG_CYCLES,
707
     REG_CYCLES2,
708
     REG_USP, REG_SEQSTAT, REG_SYSCFG, REG_RETI, REG_RETX, REG_RETN, REG_RETE,
709
     REG_LASTREG */
710
  switch (fullreg >> 2)
711
    {
712
    case 0: case 1: return &DREG (reg); break;
713
    case 2: case 3: return &PREG (reg); break;
714
    case 4: return &IREG (reg & 3); break;
715
    case 5: return &MREG (reg & 3); break;
716
    case 6: return &BREG (reg & 3); break;
717
    case 7: return &LREG (reg & 3); break;
718
    default:
719
      switch (fullreg)
720
        {
721
        case 32: return &saved_state.a0x;
722
        case 33: return &saved_state.a0w;
723
        case 34: return &saved_state.a1x;
724
        case 35: return &saved_state.a1w;
725
        case 39: return &saved_state.rets;
726
        case 48: return &LC0REG;
727
        case 49: return &LT0REG;
728
        case 50: return &LB0REG;
729
        case 51: return &LC1REG;
730
        case 52: return &LT1REG;
731
        case 53: return &LB1REG;
732
        }
733
      return 0;
734
    }
735
}
736
 
737
static int
738
decode_ProgCtrl_0 (TIword iw0, disassemble_info *outf)
739
{
740
  /* ProgCtrl
741
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
742
     | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |.prgfunc.......|.poprnd........|
743
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
744
  int poprnd  = ((iw0 >> ProgCtrl_poprnd_bits) & ProgCtrl_poprnd_mask);
745
  int prgfunc = ((iw0 >> ProgCtrl_prgfunc_bits) & ProgCtrl_prgfunc_mask);
746
 
747
  if (prgfunc == 0 && poprnd == 0)
748
    OUTS (outf, "NOP");
749
  else if (prgfunc == 1 && poprnd == 0)
750
    OUTS (outf, "RTS");
751
  else if (prgfunc == 1 && poprnd == 1)
752
    OUTS (outf, "RTI");
753
  else if (prgfunc == 1 && poprnd == 2)
754
    OUTS (outf, "RTX");
755
  else if (prgfunc == 1 && poprnd == 3)
756
    OUTS (outf, "RTN");
757
  else if (prgfunc == 1 && poprnd == 4)
758
    OUTS (outf, "RTE");
759
  else if (prgfunc == 2 && poprnd == 0)
760
    OUTS (outf, "IDLE");
761
  else if (prgfunc == 2 && poprnd == 3)
762
    OUTS (outf, "CSYNC");
763
  else if (prgfunc == 2 && poprnd == 4)
764
    OUTS (outf, "SSYNC");
765
  else if (prgfunc == 2 && poprnd == 5)
766
    OUTS (outf, "EMUEXCPT");
767
  else if (prgfunc == 3)
768
    {
769
      OUTS (outf, "CLI ");
770
      OUTS (outf, dregs (poprnd));
771
    }
772
  else if (prgfunc == 4)
773
    {
774
      OUTS (outf, "STI ");
775
      OUTS (outf, dregs (poprnd));
776
    }
777
  else if (prgfunc == 5)
778
    {
779
      OUTS (outf, "JUMP (");
780
      OUTS (outf, pregs (poprnd));
781
      OUTS (outf, ")");
782
    }
783
  else if (prgfunc == 6)
784
    {
785
      OUTS (outf, "CALL (");
786
      OUTS (outf, pregs (poprnd));
787
      OUTS (outf, ")");
788
    }
789
  else if (prgfunc == 7)
790
    {
791
      OUTS (outf, "CALL (PC + ");
792
      OUTS (outf, pregs (poprnd));
793
      OUTS (outf, ")");
794
    }
795
  else if (prgfunc == 8)
796
    {
797
      OUTS (outf, "JUMP (PC + ");
798
      OUTS (outf, pregs (poprnd));
799
      OUTS (outf, ")");
800
    }
801
  else if (prgfunc == 9)
802
    {
803
      OUTS (outf, "RAISE ");
804
      OUTS (outf, uimm4 (poprnd));
805
    }
806
  else if (prgfunc == 10)
807
    {
808
      OUTS (outf, "EXCPT ");
809
      OUTS (outf, uimm4 (poprnd));
810
    }
811
  else if (prgfunc == 11)
812
    {
813
      OUTS (outf, "TESTSET (");
814
      OUTS (outf, pregs (poprnd));
815
      OUTS (outf, ")");
816
    }
817
  else
818
    return 0;
819
  return 2;
820
}
821
 
822
static int
823
decode_CaCTRL_0 (TIword iw0, disassemble_info *outf)
824
{
825
  /* CaCTRL
826
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
827
     | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 |.a.|.op....|.reg.......|
828
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
829
  int a   = ((iw0 >> CaCTRL_a_bits) & CaCTRL_a_mask);
830
  int op  = ((iw0 >> CaCTRL_op_bits) & CaCTRL_op_mask);
831
  int reg = ((iw0 >> CaCTRL_reg_bits) & CaCTRL_reg_mask);
832
 
833
  if (a == 0 && op == 0)
834
    {
835
      OUTS (outf, "PREFETCH[");
836
      OUTS (outf, pregs (reg));
837
      OUTS (outf, "]");
838
    }
839
  else if (a == 0 && op == 1)
840
    {
841
      OUTS (outf, "FLUSHINV[");
842
      OUTS (outf, pregs (reg));
843
      OUTS (outf, "]");
844
    }
845
  else if (a == 0 && op == 2)
846
    {
847
      OUTS (outf, "FLUSH[");
848
      OUTS (outf, pregs (reg));
849
      OUTS (outf, "]");
850
    }
851
  else if (a == 0 && op == 3)
852
    {
853
      OUTS (outf, "IFLUSH[");
854
      OUTS (outf, pregs (reg));
855
      OUTS (outf, "]");
856
    }
857
  else if (a == 1 && op == 0)
858
    {
859
      OUTS (outf, "PREFETCH[");
860
      OUTS (outf, pregs (reg));
861
      OUTS (outf, "++]");
862
    }
863
  else if (a == 1 && op == 1)
864
    {
865
      OUTS (outf, "FLUSHINV[");
866
      OUTS (outf, pregs (reg));
867
      OUTS (outf, "++]");
868
    }
869
  else if (a == 1 && op == 2)
870
    {
871
      OUTS (outf, "FLUSH[");
872
      OUTS (outf, pregs (reg));
873
      OUTS (outf, "++]");
874
    }
875
  else if (a == 1 && op == 3)
876
    {
877
      OUTS (outf, "IFLUSH[");
878
      OUTS (outf, pregs (reg));
879
      OUTS (outf, "++]");
880
    }
881
  else
882
    return 0;
883
  return 2;
884
}
885
 
886
static int
887
decode_PushPopReg_0 (TIword iw0, disassemble_info *outf)
888
{
889
  /* PushPopReg
890
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
891
     | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |.W.|.grp.......|.reg.......|
892
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
893
  int W   = ((iw0 >> PushPopReg_W_bits) & PushPopReg_W_mask);
894
  int grp = ((iw0 >> PushPopReg_grp_bits) & PushPopReg_grp_mask);
895
  int reg = ((iw0 >> PushPopReg_reg_bits) & PushPopReg_reg_mask);
896
 
897
  if (W == 0)
898
    {
899
      OUTS (outf, allregs (reg, grp));
900
      OUTS (outf, " = [SP++]");
901
    }
902
  else if (W == 1)
903
    {
904
      OUTS (outf, "[--SP] = ");
905
      OUTS (outf, allregs (reg, grp));
906
    }
907
  else
908
    return 0;
909
  return 2;
910
}
911
 
912
static int
913
decode_PushPopMultiple_0 (TIword iw0, disassemble_info *outf)
914
{
915
  /* PushPopMultiple
916
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
917
     | 0 | 0 | 0 | 0 | 0 | 1 | 0 |.d.|.p.|.W.|.dr........|.pr........|
918
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
919
  int p  = ((iw0 >> PushPopMultiple_p_bits) & PushPopMultiple_p_mask);
920
  int d  = ((iw0 >> PushPopMultiple_d_bits) & PushPopMultiple_d_mask);
921
  int W  = ((iw0 >> PushPopMultiple_W_bits) & PushPopMultiple_W_mask);
922
  int dr = ((iw0 >> PushPopMultiple_dr_bits) & PushPopMultiple_dr_mask);
923
  int pr = ((iw0 >> PushPopMultiple_pr_bits) & PushPopMultiple_pr_mask);
924
 
925
  if (W == 1 && d == 1 && p == 1)
926
    {
927
      OUTS (outf, "[--SP] = (R7:");
928
      OUTS (outf, imm5d (dr));
929
      OUTS (outf, ", P5:");
930
      OUTS (outf, imm5d (pr));
931
      OUTS (outf, ")");
932
    }
933
  else if (W == 1 && d == 1 && p == 0)
934
    {
935
      OUTS (outf, "[--SP] = (R7:");
936
      OUTS (outf, imm5d (dr));
937
      OUTS (outf, ")");
938
    }
939
  else if (W == 1 && d == 0 && p == 1)
940
    {
941
      OUTS (outf, "[--SP] = (P5:");
942
      OUTS (outf, imm5d (pr));
943
      OUTS (outf, ")");
944
    }
945
  else if (W == 0 && d == 1 && p == 1)
946
    {
947
      OUTS (outf, "(R7:");
948
      OUTS (outf, imm5d (dr));
949
      OUTS (outf, ", P5:");
950
      OUTS (outf, imm5d (pr));
951
      OUTS (outf, ") = [SP++]");
952
    }
953
  else if (W == 0 && d == 1 && p == 0)
954
    {
955
      OUTS (outf, "(R7:");
956
      OUTS (outf, imm5d (dr));
957
      OUTS (outf, ") = [SP++]");
958
    }
959
  else if (W == 0 && d == 0 && p == 1)
960
    {
961
      OUTS (outf, "(P5:");
962
      OUTS (outf, imm5d (pr));
963
      OUTS (outf, ") = [SP++]");
964
    }
965
  else
966
    return 0;
967
  return 2;
968
}
969
 
970
static int
971
decode_ccMV_0 (TIword iw0, disassemble_info *outf)
972
{
973
  /* ccMV
974
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
975
     | 0 | 0 | 0 | 0 | 0 | 1 | 1 |.T.|.d.|.s.|.dst.......|.src.......|
976
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
977
  int s  = ((iw0 >> CCmv_s_bits) & CCmv_s_mask);
978
  int d  = ((iw0 >> CCmv_d_bits) & CCmv_d_mask);
979
  int T  = ((iw0 >> CCmv_T_bits) & CCmv_T_mask);
980
  int src = ((iw0 >> CCmv_src_bits) & CCmv_src_mask);
981
  int dst = ((iw0 >> CCmv_dst_bits) & CCmv_dst_mask);
982
 
983
  if (T == 1)
984
    {
985
      OUTS (outf, "IF CC ");
986
      OUTS (outf, gregs (dst, d));
987
      OUTS (outf, " = ");
988
      OUTS (outf, gregs (src, s));
989
    }
990
  else if (T == 0)
991
    {
992
      OUTS (outf, "IF !CC ");
993
      OUTS (outf, gregs (dst, d));
994
      OUTS (outf, " = ");
995
      OUTS (outf, gregs (src, s));
996
    }
997
  else
998
    return 0;
999
  return 2;
1000
}
1001
 
1002
static int
1003
decode_CCflag_0 (TIword iw0, disassemble_info *outf)
1004
{
1005
  /* CCflag
1006
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1007
     | 0 | 0 | 0 | 0 | 1 |.I.|.opc.......|.G.|.y.........|.x.........|
1008
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1009
  int x = ((iw0 >> CCflag_x_bits) & CCflag_x_mask);
1010
  int y = ((iw0 >> CCflag_y_bits) & CCflag_y_mask);
1011
  int I = ((iw0 >> CCflag_I_bits) & CCflag_I_mask);
1012
  int G = ((iw0 >> CCflag_G_bits) & CCflag_G_mask);
1013
  int opc = ((iw0 >> CCflag_opc_bits) & CCflag_opc_mask);
1014
 
1015
  if (opc == 0 && I == 0 && G == 0)
1016
    {
1017
      OUTS (outf, "CC = ");
1018
      OUTS (outf, dregs (x));
1019
      OUTS (outf, " == ");
1020
      OUTS (outf, dregs (y));
1021
    }
1022
  else if (opc == 1 && I == 0 && G == 0)
1023
    {
1024
      OUTS (outf, "CC = ");
1025
      OUTS (outf, dregs (x));
1026
      OUTS (outf, " < ");
1027
      OUTS (outf, dregs (y));
1028
    }
1029
  else if (opc == 2 && I == 0 && G == 0)
1030
    {
1031
      OUTS (outf, "CC = ");
1032
      OUTS (outf, dregs (x));
1033
      OUTS (outf, " <= ");
1034
      OUTS (outf, dregs (y));
1035
    }
1036
  else if (opc == 3 && I == 0 && G == 0)
1037
    {
1038
      OUTS (outf, "CC = ");
1039
      OUTS (outf, dregs (x));
1040
      OUTS (outf, " < ");
1041
      OUTS (outf, dregs (y));
1042
      OUTS (outf, " (IU)");
1043
    }
1044
  else if (opc == 4 && I == 0 && G == 0)
1045
    {
1046
      OUTS (outf, "CC = ");
1047
      OUTS (outf, dregs (x));
1048
      OUTS (outf, " <= ");
1049
      OUTS (outf, dregs (y));
1050
      OUTS (outf, " (IU)");
1051
    }
1052
  else if (opc == 0 && I == 1 && G == 0)
1053
    {
1054
      OUTS (outf, "CC = ");
1055
      OUTS (outf, dregs (x));
1056
      OUTS (outf, " == ");
1057
      OUTS (outf, imm3 (y));
1058
    }
1059
  else if (opc == 1 && I == 1 && G == 0)
1060
    {
1061
      OUTS (outf, "CC = ");
1062
      OUTS (outf, dregs (x));
1063
      OUTS (outf, " < ");
1064
      OUTS (outf, imm3 (y));
1065
    }
1066
  else if (opc == 2 && I == 1 && G == 0)
1067
    {
1068
      OUTS (outf, "CC = ");
1069
      OUTS (outf, dregs (x));
1070
      OUTS (outf, " <= ");
1071
      OUTS (outf, imm3 (y));
1072
    }
1073
  else if (opc == 3 && I == 1 && G == 0)
1074
    {
1075
      OUTS (outf, "CC = ");
1076
      OUTS (outf, dregs (x));
1077
      OUTS (outf, " < ");
1078
      OUTS (outf, uimm3 (y));
1079
      OUTS (outf, " (IU)");
1080
    }
1081
  else if (opc == 4 && I == 1 && G == 0)
1082
    {
1083
      OUTS (outf, "CC = ");
1084
      OUTS (outf, dregs (x));
1085
      OUTS (outf, " <= ");
1086
      OUTS (outf, uimm3 (y));
1087
      OUTS (outf, " (IU)");
1088
    }
1089
  else if (opc == 0 && I == 0 && G == 1)
1090
    {
1091
      OUTS (outf, "CC = ");
1092
      OUTS (outf, pregs (x));
1093
      OUTS (outf, " == ");
1094
      OUTS (outf, pregs (y));
1095
    }
1096
  else if (opc == 1 && I == 0 && G == 1)
1097
    {
1098
      OUTS (outf, "CC = ");
1099
      OUTS (outf, pregs (x));
1100
      OUTS (outf, " < ");
1101
      OUTS (outf, pregs (y));
1102
    }
1103
  else if (opc == 2 && I == 0 && G == 1)
1104
    {
1105
      OUTS (outf, "CC = ");
1106
      OUTS (outf, pregs (x));
1107
      OUTS (outf, " <= ");
1108
      OUTS (outf, pregs (y));
1109
    }
1110
  else if (opc == 3 && I == 0 && G == 1)
1111
    {
1112
      OUTS (outf, "CC = ");
1113
      OUTS (outf, pregs (x));
1114
      OUTS (outf, " < ");
1115
      OUTS (outf, pregs (y));
1116
      OUTS (outf, " (IU)");
1117
    }
1118
  else if (opc == 4 && I == 0 && G == 1)
1119
    {
1120
      OUTS (outf, "CC = ");
1121
      OUTS (outf, pregs (x));
1122
      OUTS (outf, " <= ");
1123
      OUTS (outf, pregs (y));
1124
      OUTS (outf, " (IU)");
1125
    }
1126
  else if (opc == 0 && I == 1 && G == 1)
1127
    {
1128
      OUTS (outf, "CC = ");
1129
      OUTS (outf, pregs (x));
1130
      OUTS (outf, " == ");
1131
      OUTS (outf, imm3 (y));
1132
    }
1133
  else if (opc == 1 && I == 1 && G == 1)
1134
    {
1135
      OUTS (outf, "CC = ");
1136
      OUTS (outf, pregs (x));
1137
      OUTS (outf, " < ");
1138
      OUTS (outf, imm3 (y));
1139
    }
1140
  else if (opc == 2 && I == 1 && G == 1)
1141
    {
1142
      OUTS (outf, "CC = ");
1143
      OUTS (outf, pregs (x));
1144
      OUTS (outf, " <= ");
1145
      OUTS (outf, imm3 (y));
1146
    }
1147
  else if (opc == 3 && I == 1 && G == 1)
1148
    {
1149
      OUTS (outf, "CC = ");
1150
      OUTS (outf, pregs (x));
1151
      OUTS (outf, " < ");
1152
      OUTS (outf, uimm3 (y));
1153
      OUTS (outf, " (IU)");
1154
    }
1155
  else if (opc == 4 && I == 1 && G == 1)
1156
    {
1157
      OUTS (outf, "CC = ");
1158
      OUTS (outf, pregs (x));
1159
      OUTS (outf, " <= ");
1160
      OUTS (outf, uimm3 (y));
1161
      OUTS (outf, " (IU)");
1162
    }
1163
  else if (opc == 5 && I == 0 && G == 0)
1164
    OUTS (outf, "CC = A0 == A1");
1165
 
1166
  else if (opc == 6 && I == 0 && G == 0)
1167
    OUTS (outf, "CC = A0 < A1");
1168
 
1169
  else if (opc == 7 && I == 0 && G == 0)
1170
    OUTS (outf, "CC = A0 <= A1");
1171
 
1172
  else
1173
    return 0;
1174
  return 2;
1175
}
1176
 
1177
static int
1178
decode_CC2dreg_0 (TIword iw0, disassemble_info *outf)
1179
{
1180
  /* CC2dreg
1181
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1182
     | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |.op....|.reg.......|
1183
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1184
  int op  = ((iw0 >> CC2dreg_op_bits) & CC2dreg_op_mask);
1185
  int reg = ((iw0 >> CC2dreg_reg_bits) & CC2dreg_reg_mask);
1186
 
1187
  if (op == 0)
1188
    {
1189
      OUTS (outf, dregs (reg));
1190
      OUTS (outf, " = CC");
1191
    }
1192
  else if (op == 1)
1193
    {
1194
      OUTS (outf, "CC = ");
1195
      OUTS (outf, dregs (reg));
1196
    }
1197
  else if (op == 3)
1198
    OUTS (outf, "CC = !CC");
1199
  else
1200
    return 0;
1201
 
1202
  return 2;
1203
}
1204
 
1205
static int
1206
decode_CC2stat_0 (TIword iw0, disassemble_info *outf)
1207
{
1208
  /* CC2stat
1209
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1210
     | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |.D.|.op....|.cbit..............|
1211
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1212
  int D    = ((iw0 >> CC2stat_D_bits) & CC2stat_D_mask);
1213
  int op   = ((iw0 >> CC2stat_op_bits) & CC2stat_op_mask);
1214
  int cbit = ((iw0 >> CC2stat_cbit_bits) & CC2stat_cbit_mask);
1215
 
1216
  if (op == 0 && D == 0)
1217
    {
1218
      OUTS (outf, "CC = ");
1219
      OUTS (outf, statbits (cbit));
1220
    }
1221
  else if (op == 1 && D == 0)
1222
    {
1223
      OUTS (outf, "CC |= ");
1224
      OUTS (outf, statbits (cbit));
1225
    }
1226
  else if (op == 2 && D == 0)
1227
    {
1228
      OUTS (outf, "CC &= ");
1229
      OUTS (outf, statbits (cbit));
1230
    }
1231
  else if (op == 3 && D == 0)
1232
    {
1233
      OUTS (outf, "CC ^= ");
1234
      OUTS (outf, statbits (cbit));
1235
    }
1236
  else if (op == 0 && D == 1)
1237
    {
1238
      OUTS (outf, statbits (cbit));
1239
      OUTS (outf, " = CC");
1240
    }
1241
  else if (op == 1 && D == 1)
1242
    {
1243
      OUTS (outf, statbits (cbit));
1244
      OUTS (outf, " |= CC");
1245
    }
1246
  else if (op == 2 && D == 1)
1247
    {
1248
      OUTS (outf, statbits (cbit));
1249
      OUTS (outf, " &= CC");
1250
    }
1251
  else if (op == 3 && D == 1)
1252
    {
1253
      OUTS (outf, statbits (cbit));
1254
      OUTS (outf, " ^= CC");
1255
    }
1256
  else
1257
    return 0;
1258
 
1259
  return 2;
1260
}
1261
 
1262
static int
1263
decode_BRCC_0 (TIword iw0, bfd_vma pc, disassemble_info *outf)
1264
{
1265
  /* BRCC
1266
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1267
     | 0 | 0 | 0 | 1 |.T.|.B.|.offset................................|
1268
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1269
  int B = ((iw0 >> BRCC_B_bits) & BRCC_B_mask);
1270
  int T = ((iw0 >> BRCC_T_bits) & BRCC_T_mask);
1271
  int offset = ((iw0 >> BRCC_offset_bits) & BRCC_offset_mask);
1272
 
1273
  if (T == 1 && B == 1)
1274
    {
1275
      OUTS (outf, "IF CC JUMP 0x");
1276
      OUTS (outf, pcrel10 (offset));
1277
      OUTS (outf, " (BP)");
1278
    }
1279
  else if (T == 0 && B == 1)
1280
    {
1281
      OUTS (outf, "IF !CC JUMP 0x");
1282
      OUTS (outf, pcrel10 (offset));
1283
      OUTS (outf, " (BP)");
1284
    }
1285
  else if (T == 1)
1286
    {
1287
      OUTS (outf, "IF CC JUMP 0x");
1288
      OUTS (outf, pcrel10 (offset));
1289
    }
1290
  else if (T == 0)
1291
    {
1292
      OUTS (outf, "IF !CC JUMP 0x");
1293
      OUTS (outf, pcrel10 (offset));
1294
    }
1295
  else
1296
    return 0;
1297
 
1298
  return 2;
1299
}
1300
 
1301
static int
1302
decode_UJUMP_0 (TIword iw0, bfd_vma pc, disassemble_info *outf)
1303
{
1304
  /* UJUMP
1305
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1306
     | 0 | 0 | 1 | 0 |.offset........................................|
1307
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1308
  int offset = ((iw0 >> UJump_offset_bits) & UJump_offset_mask);
1309
 
1310
  OUTS (outf, "JUMP.S 0x");
1311
  OUTS (outf, pcrel12 (offset));
1312
  return 2;
1313
}
1314
 
1315
static int
1316
decode_REGMV_0 (TIword iw0, disassemble_info *outf)
1317
{
1318
  /* REGMV
1319
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1320
     | 0 | 0 | 1 | 1 |.gd........|.gs........|.dst.......|.src.......|
1321
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1322
  int gs  = ((iw0 >> RegMv_gs_bits) & RegMv_gs_mask);
1323
  int gd  = ((iw0 >> RegMv_gd_bits) & RegMv_gd_mask);
1324
  int src = ((iw0 >> RegMv_src_bits) & RegMv_src_mask);
1325
  int dst = ((iw0 >> RegMv_dst_bits) & RegMv_dst_mask);
1326
 
1327
  OUTS (outf, allregs (dst, gd));
1328
  OUTS (outf, " = ");
1329
  OUTS (outf, allregs (src, gs));
1330
  return 2;
1331
}
1332
 
1333
static int
1334
decode_ALU2op_0 (TIword iw0, disassemble_info *outf)
1335
{
1336
  /* ALU2op
1337
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1338
     | 0 | 1 | 0 | 0 | 0 | 0 |.opc...........|.src.......|.dst.......|
1339
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1340
  int src = ((iw0 >> ALU2op_src_bits) & ALU2op_src_mask);
1341
  int opc = ((iw0 >> ALU2op_opc_bits) & ALU2op_opc_mask);
1342
  int dst = ((iw0 >> ALU2op_dst_bits) & ALU2op_dst_mask);
1343
 
1344
  if (opc == 0)
1345
    {
1346
      OUTS (outf, dregs (dst));
1347
      OUTS (outf, " >>>= ");
1348
      OUTS (outf, dregs (src));
1349
    }
1350
  else if (opc == 1)
1351
    {
1352
      OUTS (outf, dregs (dst));
1353
      OUTS (outf, " >>= ");
1354
      OUTS (outf, dregs (src));
1355
    }
1356
  else if (opc == 2)
1357
    {
1358
      OUTS (outf, dregs (dst));
1359
      OUTS (outf, " <<= ");
1360
      OUTS (outf, dregs (src));
1361
    }
1362
  else if (opc == 3)
1363
    {
1364
      OUTS (outf, dregs (dst));
1365
      OUTS (outf, " *= ");
1366
      OUTS (outf, dregs (src));
1367
    }
1368
  else if (opc == 4)
1369
    {
1370
      OUTS (outf, dregs (dst));
1371
      OUTS (outf, " = (");
1372
      OUTS (outf, dregs (dst));
1373
      OUTS (outf, " + ");
1374
      OUTS (outf, dregs (src));
1375
      OUTS (outf, ") << 0x1");
1376
    }
1377
  else if (opc == 5)
1378
    {
1379
      OUTS (outf, dregs (dst));
1380
      OUTS (outf, " = (");
1381
      OUTS (outf, dregs (dst));
1382
      OUTS (outf, " + ");
1383
      OUTS (outf, dregs (src));
1384
      OUTS (outf, ") << 0x2");
1385
    }
1386
  else if (opc == 8)
1387
    {
1388
      OUTS (outf, "DIVQ (");
1389
      OUTS (outf, dregs (dst));
1390
      OUTS (outf, ", ");
1391
      OUTS (outf, dregs (src));
1392
      OUTS (outf, ")");
1393
    }
1394
  else if (opc == 9)
1395
    {
1396
      OUTS (outf, "DIVS (");
1397
      OUTS (outf, dregs (dst));
1398
      OUTS (outf, ", ");
1399
      OUTS (outf, dregs (src));
1400
      OUTS (outf, ")");
1401
    }
1402
  else if (opc == 10)
1403
    {
1404
      OUTS (outf, dregs (dst));
1405
      OUTS (outf, " = ");
1406
      OUTS (outf, dregs_lo (src));
1407
      OUTS (outf, " (X)");
1408
    }
1409
  else if (opc == 11)
1410
    {
1411
      OUTS (outf, dregs (dst));
1412
      OUTS (outf, " = ");
1413
      OUTS (outf, dregs_lo (src));
1414
      OUTS (outf, " (Z)");
1415
    }
1416
  else if (opc == 12)
1417
    {
1418
      OUTS (outf, dregs (dst));
1419
      OUTS (outf, " = ");
1420
      OUTS (outf, dregs_byte (src));
1421
      OUTS (outf, " (X)");
1422
    }
1423
  else if (opc == 13)
1424
    {
1425
      OUTS (outf, dregs (dst));
1426
      OUTS (outf, " = ");
1427
      OUTS (outf, dregs_byte (src));
1428
      OUTS (outf, " (Z)");
1429
    }
1430
  else if (opc == 14)
1431
    {
1432
      OUTS (outf, dregs (dst));
1433
      OUTS (outf, " = -");
1434
      OUTS (outf, dregs (src));
1435
    }
1436
  else if (opc == 15)
1437
    {
1438
      OUTS (outf, dregs (dst));
1439
      OUTS (outf, " =~ ");
1440
      OUTS (outf, dregs (src));
1441
    }
1442
  else
1443
    return 0;
1444
 
1445
  return 2;
1446
}
1447
 
1448
static int
1449
decode_PTR2op_0 (TIword iw0, disassemble_info *outf)
1450
{
1451
  /* PTR2op
1452
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1453
     | 0 | 1 | 0 | 0 | 0 | 1 | 0 |.opc.......|.src.......|.dst.......|
1454
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1455
  int src = ((iw0 >> PTR2op_src_bits) & PTR2op_dst_mask);
1456
  int opc = ((iw0 >> PTR2op_opc_bits) & PTR2op_opc_mask);
1457
  int dst = ((iw0 >> PTR2op_dst_bits) & PTR2op_dst_mask);
1458
 
1459
  if (opc == 0)
1460
    {
1461
      OUTS (outf, pregs (dst));
1462
      OUTS (outf, " -= ");
1463
      OUTS (outf, pregs (src));
1464
    }
1465
  else if (opc == 1)
1466
    {
1467
      OUTS (outf, pregs (dst));
1468
      OUTS (outf, " = ");
1469
      OUTS (outf, pregs (src));
1470
      OUTS (outf, " << 0x2");
1471
    }
1472
  else if (opc == 3)
1473
    {
1474
      OUTS (outf, pregs (dst));
1475
      OUTS (outf, " = ");
1476
      OUTS (outf, pregs (src));
1477
      OUTS (outf, " >> 0x2");
1478
    }
1479
  else if (opc == 4)
1480
    {
1481
      OUTS (outf, pregs (dst));
1482
      OUTS (outf, " = ");
1483
      OUTS (outf, pregs (src));
1484
      OUTS (outf, " >> 0x1");
1485
    }
1486
  else if (opc == 5)
1487
    {
1488
      OUTS (outf, pregs (dst));
1489
      OUTS (outf, " += ");
1490
      OUTS (outf, pregs (src));
1491
      OUTS (outf, " (BREV)");
1492
    }
1493
  else if (opc == 6)
1494
    {
1495
      OUTS (outf, pregs (dst));
1496
      OUTS (outf, " = (");
1497
      OUTS (outf, pregs (dst));
1498
      OUTS (outf, " + ");
1499
      OUTS (outf, pregs (src));
1500
      OUTS (outf, ") << 0x1");
1501
    }
1502
  else if (opc == 7)
1503
    {
1504
      OUTS (outf, pregs (dst));
1505
      OUTS (outf, " = (");
1506
      OUTS (outf, pregs (dst));
1507
      OUTS (outf, " + ");
1508
      OUTS (outf, pregs (src));
1509
      OUTS (outf, ") << 0x2");
1510
    }
1511
  else
1512
    return 0;
1513
 
1514
  return 2;
1515
}
1516
 
1517
static int
1518
decode_LOGI2op_0 (TIword iw0, disassemble_info *outf)
1519
{
1520
  /* LOGI2op
1521
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1522
     | 0 | 1 | 0 | 0 | 1 |.opc.......|.src...............|.dst.......|
1523
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1524
  int src = ((iw0 >> LOGI2op_src_bits) & LOGI2op_src_mask);
1525
  int opc = ((iw0 >> LOGI2op_opc_bits) & LOGI2op_opc_mask);
1526
  int dst = ((iw0 >> LOGI2op_dst_bits) & LOGI2op_dst_mask);
1527
 
1528
  if (opc == 0)
1529
    {
1530
      OUTS (outf, "CC = !BITTST (");
1531
      OUTS (outf, dregs (dst));
1532
      OUTS (outf, ", ");
1533
      OUTS (outf, uimm5 (src));
1534
      OUTS (outf, ");\t\t/* bit");
1535
      OUTS (outf, imm7d (src));
1536
      OUTS (outf, " */");
1537
      comment = 1;
1538
    }
1539
  else if (opc == 1)
1540
    {
1541
      OUTS (outf, "CC = BITTST (");
1542
      OUTS (outf, dregs (dst));
1543
      OUTS (outf, ", ");
1544
      OUTS (outf, uimm5 (src));
1545
      OUTS (outf, ");\t\t/* bit");
1546
      OUTS (outf, imm7d (src));
1547
      OUTS (outf, " */");
1548
      comment = 1;
1549
    }
1550
  else if (opc == 2)
1551
    {
1552
      OUTS (outf, "BITSET (");
1553
      OUTS (outf, dregs (dst));
1554
      OUTS (outf, ", ");
1555
      OUTS (outf, uimm5 (src));
1556
      OUTS (outf, ");\t\t/* bit");
1557
      OUTS (outf, imm7d (src));
1558
      OUTS (outf, " */");
1559
      comment = 1;
1560
    }
1561
  else if (opc == 3)
1562
    {
1563
      OUTS (outf, "BITTGL (");
1564
      OUTS (outf, dregs (dst));
1565
      OUTS (outf, ", ");
1566
      OUTS (outf, uimm5 (src));
1567
      OUTS (outf, ");\t\t/* bit");
1568
      OUTS (outf, imm7d (src));
1569
      OUTS (outf, " */");
1570
      comment = 1;
1571
    }
1572
  else if (opc == 4)
1573
    {
1574
      OUTS (outf, "BITCLR (");
1575
      OUTS (outf, dregs (dst));
1576
      OUTS (outf, ", ");
1577
      OUTS (outf, uimm5 (src));
1578
      OUTS (outf, ");\t\t/* bit");
1579
      OUTS (outf, imm7d (src));
1580
      OUTS (outf, " */");
1581
      comment = 1;
1582
    }
1583
  else if (opc == 5)
1584
    {
1585
      OUTS (outf, dregs (dst));
1586
      OUTS (outf, " >>>= ");
1587
      OUTS (outf, uimm5 (src));
1588
    }
1589
  else if (opc == 6)
1590
    {
1591
      OUTS (outf, dregs (dst));
1592
      OUTS (outf, " >>= ");
1593
      OUTS (outf, uimm5 (src));
1594
    }
1595
  else if (opc == 7)
1596
    {
1597
      OUTS (outf, dregs (dst));
1598
      OUTS (outf, " <<= ");
1599
      OUTS (outf, uimm5 (src));
1600
    }
1601
  else
1602
    return 0;
1603
 
1604
  return 2;
1605
}
1606
 
1607
static int
1608
decode_COMP3op_0 (TIword iw0, disassemble_info *outf)
1609
{
1610
  /* COMP3op
1611
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1612
     | 0 | 1 | 0 | 1 |.opc.......|.dst.......|.src1......|.src0......|
1613
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1614
  int opc  = ((iw0 >> COMP3op_opc_bits) & COMP3op_opc_mask);
1615
  int dst  = ((iw0 >> COMP3op_dst_bits) & COMP3op_dst_mask);
1616
  int src0 = ((iw0 >> COMP3op_src0_bits) & COMP3op_src0_mask);
1617
  int src1 = ((iw0 >> COMP3op_src1_bits) & COMP3op_src1_mask);
1618
 
1619
  if (opc == 5 && src1 == src0)
1620
    {
1621
      OUTS (outf, pregs (dst));
1622
      OUTS (outf, " = ");
1623
      OUTS (outf, pregs (src0));
1624
      OUTS (outf, " << 0x1");
1625
    }
1626
  else if (opc == 1)
1627
    {
1628
      OUTS (outf, dregs (dst));
1629
      OUTS (outf, " = ");
1630
      OUTS (outf, dregs (src0));
1631
      OUTS (outf, " - ");
1632
      OUTS (outf, dregs (src1));
1633
    }
1634
  else if (opc == 2)
1635
    {
1636
      OUTS (outf, dregs (dst));
1637
      OUTS (outf, " = ");
1638
      OUTS (outf, dregs (src0));
1639
      OUTS (outf, " & ");
1640
      OUTS (outf, dregs (src1));
1641
    }
1642
  else if (opc == 3)
1643
    {
1644
      OUTS (outf, dregs (dst));
1645
      OUTS (outf, " = ");
1646
      OUTS (outf, dregs (src0));
1647
      OUTS (outf, " | ");
1648
      OUTS (outf, dregs (src1));
1649
    }
1650
  else if (opc == 4)
1651
    {
1652
      OUTS (outf, dregs (dst));
1653
      OUTS (outf, " = ");
1654
      OUTS (outf, dregs (src0));
1655
      OUTS (outf, " ^ ");
1656
      OUTS (outf, dregs (src1));
1657
    }
1658
  else if (opc == 5)
1659
    {
1660
      OUTS (outf, pregs (dst));
1661
      OUTS (outf, " = ");
1662
      OUTS (outf, pregs (src0));
1663
      OUTS (outf, " + ");
1664
      OUTS (outf, pregs (src1));
1665
    }
1666
  else if (opc == 6)
1667
    {
1668
      OUTS (outf, pregs (dst));
1669
      OUTS (outf, " = ");
1670
      OUTS (outf, pregs (src0));
1671
      OUTS (outf, " + (");
1672
      OUTS (outf, pregs (src1));
1673
      OUTS (outf, " << 0x1)");
1674
    }
1675
  else if (opc == 7)
1676
    {
1677
      OUTS (outf, pregs (dst));
1678
      OUTS (outf, " = ");
1679
      OUTS (outf, pregs (src0));
1680
      OUTS (outf, " + (");
1681
      OUTS (outf, pregs (src1));
1682
      OUTS (outf, " << 0x2)");
1683
    }
1684
  else if (opc == 0)
1685
    {
1686
      OUTS (outf, dregs (dst));
1687
      OUTS (outf, " = ");
1688
      OUTS (outf, dregs (src0));
1689
      OUTS (outf, " + ");
1690
      OUTS (outf, dregs (src1));
1691
    }
1692
  else
1693
    return 0;
1694
 
1695
  return 2;
1696
}
1697
 
1698
static int
1699
decode_COMPI2opD_0 (TIword iw0, disassemble_info *outf)
1700
{
1701
  /* COMPI2opD
1702
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1703
     | 0 | 1 | 1 | 0 | 0 |.op|..src......................|.dst.......|
1704
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1705
  int op  = ((iw0 >> COMPI2opD_op_bits) & COMPI2opD_op_mask);
1706
  int dst = ((iw0 >> COMPI2opD_dst_bits) & COMPI2opD_dst_mask);
1707
  int src = ((iw0 >> COMPI2opD_src_bits) & COMPI2opD_src_mask);
1708
 
1709
  bu32 *pval = get_allreg (0, dst);
1710
 
1711
  /* Since we don't have 32-bit immediate loads, we allow the disassembler
1712
     to combine them, so it prints out the right values.
1713
     Here we keep track of the registers.  */
1714
  if (op == 0)
1715
    {
1716
      *pval = imm7_val (src);
1717
      if (src & 0x40)
1718
        *pval |= 0xFFFFFF80;
1719
      else
1720
        *pval &= 0x7F;
1721
    }
1722
 
1723
  if (op == 0)
1724
    {
1725
      OUTS (outf, dregs (dst));
1726
      OUTS (outf, " = ");
1727
      OUTS (outf, imm7 (src));
1728
      OUTS (outf, " (X);\t\t/*\t\t");
1729
      OUTS (outf, dregs (dst));
1730
      OUTS (outf, "=");
1731
      OUTS (outf, uimm32 (*pval));
1732
      OUTS (outf, "(");
1733
      OUTS (outf, imm32 (*pval));
1734
      OUTS (outf, ") */");
1735
      comment = 1;
1736
    }
1737
  else if (op == 1)
1738
    {
1739
      OUTS (outf, dregs (dst));
1740
      OUTS (outf, " += ");
1741
      OUTS (outf, imm7 (src));
1742
      OUTS (outf, ";\t\t/* (");
1743
      OUTS (outf, imm7d (src));
1744
      OUTS (outf, ") */");
1745
      comment = 1;
1746
    }
1747
  else
1748
    return 0;
1749
 
1750
  return 2;
1751
}
1752
 
1753
static int
1754
decode_COMPI2opP_0 (TIword iw0, disassemble_info *outf)
1755
{
1756
  /* COMPI2opP
1757
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1758
     | 0 | 1 | 1 | 0 | 1 |.op|.src.......................|.dst.......|
1759
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1760
  int op  = ((iw0 >> COMPI2opP_op_bits) & COMPI2opP_op_mask);
1761
  int src = ((iw0 >> COMPI2opP_src_bits) & COMPI2opP_src_mask);
1762
  int dst = ((iw0 >> COMPI2opP_dst_bits) & COMPI2opP_dst_mask);
1763
 
1764
  bu32 *pval = get_allreg (1, dst);
1765
 
1766
  if (op == 0)
1767
    {
1768
      *pval = imm7_val (src);
1769
      if (src & 0x40)
1770
        *pval |= 0xFFFFFF80;
1771
      else
1772
        *pval &= 0x7F;
1773
    }
1774
 
1775
  if (op == 0)
1776
    {
1777
      OUTS (outf, pregs (dst));
1778
      OUTS (outf, " = ");
1779
      OUTS (outf, imm7 (src));
1780
      OUTS (outf, " (X);\t\t/*\t\t");
1781
      OUTS (outf, pregs (dst));
1782
      OUTS (outf, "=");
1783
      OUTS (outf, uimm32 (*pval));
1784
      OUTS (outf, "(");
1785
      OUTS (outf, imm32 (*pval));
1786
      OUTS (outf, ") */");
1787
      comment = 1;
1788
    }
1789
  else if (op == 1)
1790
    {
1791
      OUTS (outf, pregs (dst));
1792
      OUTS (outf, " += ");
1793
      OUTS (outf, imm7 (src));
1794
      OUTS (outf, ";\t\t/* (");
1795
      OUTS (outf, imm7d (src));
1796
      OUTS (outf, ") */");
1797
      comment = 1;
1798
    }
1799
  else
1800
    return 0;
1801
 
1802
  return 2;
1803
}
1804
 
1805
static int
1806
decode_LDSTpmod_0 (TIword iw0, disassemble_info *outf)
1807
{
1808
  /* LDSTpmod
1809
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1810
     | 1 | 0 | 0 | 0 |.W.|.aop...|.reg.......|.idx.......|.ptr.......|
1811
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1812
  int W   = ((iw0 >> LDSTpmod_W_bits) & LDSTpmod_W_mask);
1813
  int aop = ((iw0 >> LDSTpmod_aop_bits) & LDSTpmod_aop_mask);
1814
  int idx = ((iw0 >> LDSTpmod_idx_bits) & LDSTpmod_idx_mask);
1815
  int ptr = ((iw0 >> LDSTpmod_ptr_bits) & LDSTpmod_ptr_mask);
1816
  int reg = ((iw0 >> LDSTpmod_reg_bits) & LDSTpmod_reg_mask);
1817
 
1818
  if (aop == 1 && W == 0 && idx == ptr)
1819
    {
1820
      OUTS (outf, dregs_lo (reg));
1821
      OUTS (outf, " = W[");
1822
      OUTS (outf, pregs (ptr));
1823
      OUTS (outf, "]");
1824
    }
1825
  else if (aop == 2 && W == 0 && idx == ptr)
1826
    {
1827
      OUTS (outf, dregs_hi (reg));
1828
      OUTS (outf, " = W[");
1829
      OUTS (outf, pregs (ptr));
1830
      OUTS (outf, "]");
1831
    }
1832
  else if (aop == 1 && W == 1 && idx == ptr)
1833
    {
1834
      OUTS (outf, "W[");
1835
      OUTS (outf, pregs (ptr));
1836
      OUTS (outf, "] = ");
1837
      OUTS (outf, dregs_lo (reg));
1838
    }
1839
  else if (aop == 2 && W == 1 && idx == ptr)
1840
    {
1841
      OUTS (outf, "W[");
1842
      OUTS (outf, pregs (ptr));
1843
      OUTS (outf, "] = ");
1844
      OUTS (outf, dregs_hi (reg));
1845
    }
1846
  else if (aop == 0 && W == 0)
1847
    {
1848
      OUTS (outf, dregs (reg));
1849
      OUTS (outf, " = [");
1850
      OUTS (outf, pregs (ptr));
1851
      OUTS (outf, " ++ ");
1852
      OUTS (outf, pregs (idx));
1853
      OUTS (outf, "]");
1854
    }
1855
  else if (aop == 1 && W == 0)
1856
    {
1857
      OUTS (outf, dregs_lo (reg));
1858
      OUTS (outf, " = W[");
1859
      OUTS (outf, pregs (ptr));
1860
      OUTS (outf, " ++ ");
1861
      OUTS (outf, pregs (idx));
1862
      OUTS (outf, "]");
1863
    }
1864
  else if (aop == 2 && W == 0)
1865
    {
1866
      OUTS (outf, dregs_hi (reg));
1867
      OUTS (outf, " = W[");
1868
      OUTS (outf, pregs (ptr));
1869
      OUTS (outf, " ++ ");
1870
      OUTS (outf, pregs (idx));
1871
      OUTS (outf, "]");
1872
    }
1873
  else if (aop == 3 && W == 0)
1874
    {
1875
      OUTS (outf, dregs (reg));
1876
      OUTS (outf, " = W[");
1877
      OUTS (outf, pregs (ptr));
1878
      OUTS (outf, " ++ ");
1879
      OUTS (outf, pregs (idx));
1880
      OUTS (outf, "] (Z)");
1881
    }
1882
  else if (aop == 3 && W == 1)
1883
    {
1884
      OUTS (outf, dregs (reg));
1885
      OUTS (outf, " = W[");
1886
      OUTS (outf, pregs (ptr));
1887
      OUTS (outf, " ++ ");
1888
      OUTS (outf, pregs (idx));
1889
      OUTS (outf, "] (X)");
1890
    }
1891
  else if (aop == 0 && W == 1)
1892
    {
1893
      OUTS (outf, "[");
1894
      OUTS (outf, pregs (ptr));
1895
      OUTS (outf, " ++ ");
1896
      OUTS (outf, pregs (idx));
1897
      OUTS (outf, "] = ");
1898
      OUTS (outf, dregs (reg));
1899
    }
1900
  else if (aop == 1 && W == 1)
1901
    {
1902
      OUTS (outf, "W[");
1903
      OUTS (outf, pregs (ptr));
1904
      OUTS (outf, " ++ ");
1905
      OUTS (outf, pregs (idx));
1906
      OUTS (outf, "] = ");
1907
      OUTS (outf, dregs_lo (reg));
1908
    }
1909
  else if (aop == 2 && W == 1)
1910
    {
1911
      OUTS (outf, "W[");
1912
      OUTS (outf, pregs (ptr));
1913
      OUTS (outf, " ++ ");
1914
      OUTS (outf, pregs (idx));
1915
      OUTS (outf, "] = ");
1916
      OUTS (outf, dregs_hi (reg));
1917
    }
1918
  else
1919
    return 0;
1920
 
1921
  return 2;
1922
}
1923
 
1924
static int
1925
decode_dagMODim_0 (TIword iw0, disassemble_info *outf)
1926
{
1927
  /* dagMODim
1928
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1929
     | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 0 |.br| 1 | 1 |.op|.m.....|.i.....|
1930
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1931
  int i  = ((iw0 >> DagMODim_i_bits) & DagMODim_i_mask);
1932
  int m  = ((iw0 >> DagMODim_m_bits) & DagMODim_m_mask);
1933
  int br = ((iw0 >> DagMODim_br_bits) & DagMODim_br_mask);
1934
  int op = ((iw0 >> DagMODim_op_bits) & DagMODim_op_mask);
1935
 
1936
  if (op == 0 && br == 1)
1937
    {
1938
      OUTS (outf, iregs (i));
1939
      OUTS (outf, " += ");
1940
      OUTS (outf, mregs (m));
1941
      OUTS (outf, " (BREV)");
1942
    }
1943
  else if (op == 0)
1944
    {
1945
      OUTS (outf, iregs (i));
1946
      OUTS (outf, " += ");
1947
      OUTS (outf, mregs (m));
1948
    }
1949
  else if (op == 1)
1950
    {
1951
      OUTS (outf, iregs (i));
1952
      OUTS (outf, " -= ");
1953
      OUTS (outf, mregs (m));
1954
    }
1955
  else
1956
    return 0;
1957
 
1958
  return 2;
1959
}
1960
 
1961
static int
1962
decode_dagMODik_0 (TIword iw0, disassemble_info *outf)
1963
{
1964
  /* dagMODik
1965
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
1966
     | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 0 |.op....|.i.....|
1967
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
1968
  int i  = ((iw0 >> DagMODik_i_bits) & DagMODik_i_mask);
1969
  int op = ((iw0 >> DagMODik_op_bits) & DagMODik_op_mask);
1970
 
1971
  if (op == 0)
1972
    {
1973
      OUTS (outf, iregs (i));
1974
      OUTS (outf, " += 0x2");
1975
    }
1976
  else if (op == 1)
1977
    {
1978
      OUTS (outf, iregs (i));
1979
      OUTS (outf, " -= 0x2");
1980
    }
1981
  else if (op == 2)
1982
    {
1983
      OUTS (outf, iregs (i));
1984
      OUTS (outf, " += 0x4");
1985
    }
1986
  else if (op == 3)
1987
    {
1988
      OUTS (outf, iregs (i));
1989
      OUTS (outf, " -= 0x4");
1990
    }
1991
  else
1992
    return 0;
1993
 
1994
 if (! parallel )
1995
   {
1996
     OUTS (outf, ";\t\t/* (  ");
1997
     if (op == 0 || op == 1)
1998
       OUTS (outf, "2");
1999
     else if (op == 2 || op == 3)
2000
        OUTS (outf, "4");
2001
     OUTS (outf, ") */");
2002
    comment = 1;
2003
  }
2004
 
2005
  return 2;
2006
}
2007
 
2008
static int
2009
decode_dspLDST_0 (TIword iw0, disassemble_info *outf)
2010
{
2011
  /* dspLDST
2012
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
2013
     | 1 | 0 | 0 | 1 | 1 | 1 |.W.|.aop...|.m.....|.i.....|.reg.......|
2014
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
2015
  int i   = ((iw0 >> DspLDST_i_bits) & DspLDST_i_mask);
2016
  int m   = ((iw0 >> DspLDST_m_bits) & DspLDST_m_mask);
2017
  int W   = ((iw0 >> DspLDST_W_bits) & DspLDST_W_mask);
2018
  int aop = ((iw0 >> DspLDST_aop_bits) & DspLDST_aop_mask);
2019
  int reg = ((iw0 >> DspLDST_reg_bits) & DspLDST_reg_mask);
2020
 
2021
  if (aop == 0 && W == 0 && m == 0)
2022
    {
2023
      OUTS (outf, dregs (reg));
2024
      OUTS (outf, " = [");
2025
      OUTS (outf, iregs (i));
2026
      OUTS (outf, "++]");
2027
    }
2028
  else if (aop == 0 && W == 0 && m == 1)
2029
    {
2030
      OUTS (outf, dregs_lo (reg));
2031
      OUTS (outf, " = W[");
2032
      OUTS (outf, iregs (i));
2033
      OUTS (outf, "++]");
2034
    }
2035
  else if (aop == 0 && W == 0 && m == 2)
2036
    {
2037
      OUTS (outf, dregs_hi (reg));
2038
      OUTS (outf, " = W[");
2039
      OUTS (outf, iregs (i));
2040
      OUTS (outf, "++]");
2041
    }
2042
  else if (aop == 1 && W == 0 && m == 0)
2043
    {
2044
      OUTS (outf, dregs (reg));
2045
      OUTS (outf, " = [");
2046
      OUTS (outf, iregs (i));
2047
      OUTS (outf, "--]");
2048
    }
2049
  else if (aop == 1 && W == 0 && m == 1)
2050
    {
2051
      OUTS (outf, dregs_lo (reg));
2052
      OUTS (outf, " = W[");
2053
      OUTS (outf, iregs (i));
2054
      OUTS (outf, "--]");
2055
    }
2056
  else if (aop == 1 && W == 0 && m == 2)
2057
    {
2058
      OUTS (outf, dregs_hi (reg));
2059
      OUTS (outf, " = W[");
2060
      OUTS (outf, iregs (i));
2061
      OUTS (outf, "--]");
2062
    }
2063
  else if (aop == 2 && W == 0 && m == 0)
2064
    {
2065
      OUTS (outf, dregs (reg));
2066
      OUTS (outf, " = [");
2067
      OUTS (outf, iregs (i));
2068
      OUTS (outf, "]");
2069
    }
2070
  else if (aop == 2 && W == 0 && m == 1)
2071
    {
2072
      OUTS (outf, dregs_lo (reg));
2073
      OUTS (outf, " = W[");
2074
      OUTS (outf, iregs (i));
2075
      OUTS (outf, "]");
2076
    }
2077
  else if (aop == 2 && W == 0 && m == 2)
2078
    {
2079
      OUTS (outf, dregs_hi (reg));
2080
      OUTS (outf, " = W[");
2081
      OUTS (outf, iregs (i));
2082
      OUTS (outf, "]");
2083
    }
2084
  else if (aop == 0 && W == 1 && m == 0)
2085
    {
2086
      OUTS (outf, "[");
2087
      OUTS (outf, iregs (i));
2088
      OUTS (outf, "++] = ");
2089
      OUTS (outf, dregs (reg));
2090
    }
2091
  else if (aop == 0 && W == 1 && m == 1)
2092
    {
2093
      OUTS (outf, "W[");
2094
      OUTS (outf, iregs (i));
2095
      OUTS (outf, "++] = ");
2096
      OUTS (outf, dregs_lo (reg));
2097
    }
2098
  else if (aop == 0 && W == 1 && m == 2)
2099
    {
2100
      OUTS (outf, "W[");
2101
      OUTS (outf, iregs (i));
2102
      OUTS (outf, "++] = ");
2103
      OUTS (outf, dregs_hi (reg));
2104
    }
2105
  else if (aop == 1 && W == 1 && m == 0)
2106
    {
2107
      OUTS (outf, "[");
2108
      OUTS (outf, iregs (i));
2109
      OUTS (outf, "--] = ");
2110
      OUTS (outf, dregs (reg));
2111
    }
2112
  else if (aop == 1 && W == 1 && m == 1)
2113
    {
2114
      OUTS (outf, "W[");
2115
      OUTS (outf, iregs (i));
2116
      OUTS (outf, "--] = ");
2117
      OUTS (outf, dregs_lo (reg));
2118
    }
2119
  else if (aop == 1 && W == 1 && m == 2)
2120
    {
2121
      OUTS (outf, "W[");
2122
      OUTS (outf, iregs (i));
2123
      OUTS (outf, "--] = ");
2124
      OUTS (outf, dregs_hi (reg));
2125
    }
2126
  else if (aop == 2 && W == 1 && m == 0)
2127
    {
2128
      OUTS (outf, "[");
2129
      OUTS (outf, iregs (i));
2130
      OUTS (outf, "] = ");
2131
      OUTS (outf, dregs (reg));
2132
    }
2133
  else if (aop == 2 && W == 1 && m == 1)
2134
    {
2135
      OUTS (outf, "W[");
2136
      OUTS (outf, iregs (i));
2137
      OUTS (outf, "] = ");
2138
      OUTS (outf, dregs_lo (reg));
2139
    }
2140
  else if (aop == 2 && W == 1 && m == 2)
2141
    {
2142
      OUTS (outf, "W[");
2143
      OUTS (outf, iregs (i));
2144
      OUTS (outf, "] = ");
2145
      OUTS (outf, dregs_hi (reg));
2146
    }
2147
  else if (aop == 3 && W == 0)
2148
    {
2149
      OUTS (outf, dregs (reg));
2150
      OUTS (outf, " = [");
2151
      OUTS (outf, iregs (i));
2152
      OUTS (outf, " ++ ");
2153
      OUTS (outf, mregs (m));
2154
      OUTS (outf, "]");
2155
    }
2156
  else if (aop == 3 && W == 1)
2157
    {
2158
      OUTS (outf, "[");
2159
      OUTS (outf, iregs (i));
2160
      OUTS (outf, " ++ ");
2161
      OUTS (outf, mregs (m));
2162
      OUTS (outf, "] = ");
2163
      OUTS (outf, dregs (reg));
2164
    }
2165
  else
2166
    return 0;
2167
 
2168
  return 2;
2169
}
2170
 
2171
static int
2172
decode_LDST_0 (TIword iw0, disassemble_info *outf)
2173
{
2174
  /* LDST
2175
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
2176
     | 1 | 0 | 0 | 1 |.sz....|.W.|.aop...|.Z.|.ptr.......|.reg.......|
2177
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
2178
  int Z   = ((iw0 >> LDST_Z_bits) & LDST_Z_mask);
2179
  int W   = ((iw0 >> LDST_W_bits) & LDST_W_mask);
2180
  int sz  = ((iw0 >> LDST_sz_bits) & LDST_sz_mask);
2181
  int aop = ((iw0 >> LDST_aop_bits) & LDST_aop_mask);
2182
  int reg = ((iw0 >> LDST_reg_bits) & LDST_reg_mask);
2183
  int ptr = ((iw0 >> LDST_ptr_bits) & LDST_ptr_mask);
2184
 
2185
  if (aop == 0 && sz == 0 && Z == 0 && W == 0)
2186
    {
2187
      OUTS (outf, dregs (reg));
2188
      OUTS (outf, " = [");
2189
      OUTS (outf, pregs (ptr));
2190
      OUTS (outf, "++]");
2191
    }
2192
  else if (aop == 0 && sz == 0 && Z == 1 && W == 0)
2193
    {
2194
      OUTS (outf, pregs (reg));
2195
      OUTS (outf, " = [");
2196
      OUTS (outf, pregs (ptr));
2197
      OUTS (outf, "++]");
2198
    }
2199
  else if (aop == 0 && sz == 1 && Z == 0 && W == 0)
2200
    {
2201
      OUTS (outf, dregs (reg));
2202
      OUTS (outf, " = W[");
2203
      OUTS (outf, pregs (ptr));
2204
      OUTS (outf, "++] (Z)");
2205
    }
2206
  else if (aop == 0 && sz == 1 && Z == 1 && W == 0)
2207
    {
2208
      OUTS (outf, dregs (reg));
2209
      OUTS (outf, " = W[");
2210
      OUTS (outf, pregs (ptr));
2211
      OUTS (outf, "++] (X)");
2212
    }
2213
  else if (aop == 0 && sz == 2 && Z == 0 && W == 0)
2214
    {
2215
      OUTS (outf, dregs (reg));
2216
      OUTS (outf, " = B[");
2217
      OUTS (outf, pregs (ptr));
2218
      OUTS (outf, "++] (Z)");
2219
    }
2220
  else if (aop == 0 && sz == 2 && Z == 1 && W == 0)
2221
    {
2222
      OUTS (outf, dregs (reg));
2223
      OUTS (outf, " = B[");
2224
      OUTS (outf, pregs (ptr));
2225
      OUTS (outf, "++] (X)");
2226
    }
2227
  else if (aop == 1 && sz == 0 && Z == 0 && W == 0)
2228
    {
2229
      OUTS (outf, dregs (reg));
2230
      OUTS (outf, " = [");
2231
      OUTS (outf, pregs (ptr));
2232
      OUTS (outf, "--]");
2233
    }
2234
  else if (aop == 1 && sz == 0 && Z == 1 && W == 0)
2235
    {
2236
      OUTS (outf, pregs (reg));
2237
      OUTS (outf, " = [");
2238
      OUTS (outf, pregs (ptr));
2239
      OUTS (outf, "--]");
2240
    }
2241
  else if (aop == 1 && sz == 1 && Z == 0 && W == 0)
2242
    {
2243
      OUTS (outf, dregs (reg));
2244
      OUTS (outf, " = W[");
2245
      OUTS (outf, pregs (ptr));
2246
      OUTS (outf, "--] (Z)");
2247
    }
2248
  else if (aop == 1 && sz == 1 && Z == 1 && W == 0)
2249
    {
2250
      OUTS (outf, dregs (reg));
2251
      OUTS (outf, " = W[");
2252
      OUTS (outf, pregs (ptr));
2253
      OUTS (outf, "--] (X)");
2254
    }
2255
  else if (aop == 1 && sz == 2 && Z == 0 && W == 0)
2256
    {
2257
      OUTS (outf, dregs (reg));
2258
      OUTS (outf, " = B[");
2259
      OUTS (outf, pregs (ptr));
2260
      OUTS (outf, "--] (Z)");
2261
    }
2262
  else if (aop == 1 && sz == 2 && Z == 1 && W == 0)
2263
    {
2264
      OUTS (outf, dregs (reg));
2265
      OUTS (outf, " = B[");
2266
      OUTS (outf, pregs (ptr));
2267
      OUTS (outf, "--] (X)");
2268
    }
2269
  else if (aop == 2 && sz == 0 && Z == 0 && W == 0)
2270
    {
2271
      OUTS (outf, dregs (reg));
2272
      OUTS (outf, " = [");
2273
      OUTS (outf, pregs (ptr));
2274
      OUTS (outf, "]");
2275
    }
2276
  else if (aop == 2 && sz == 0 && Z == 1 && W == 0)
2277
    {
2278
      OUTS (outf, pregs (reg));
2279
      OUTS (outf, " = [");
2280
      OUTS (outf, pregs (ptr));
2281
      OUTS (outf, "]");
2282
    }
2283
  else if (aop == 2 && sz == 1 && Z == 0 && W == 0)
2284
    {
2285
      OUTS (outf, dregs (reg));
2286
      OUTS (outf, " = W[");
2287
      OUTS (outf, pregs (ptr));
2288
      OUTS (outf, "] (Z)");
2289
    }
2290
  else if (aop == 2 && sz == 1 && Z == 1 && W == 0)
2291
    {
2292
      OUTS (outf, dregs (reg));
2293
      OUTS (outf, " = W[");
2294
      OUTS (outf, pregs (ptr));
2295
      OUTS (outf, "] (X)");
2296
    }
2297
  else if (aop == 2 && sz == 2 && Z == 0 && W == 0)
2298
    {
2299
      OUTS (outf, dregs (reg));
2300
      OUTS (outf, " = B[");
2301
      OUTS (outf, pregs (ptr));
2302
      OUTS (outf, "] (Z)");
2303
    }
2304
  else if (aop == 2 && sz == 2 && Z == 1 && W == 0)
2305
    {
2306
      OUTS (outf, dregs (reg));
2307
      OUTS (outf, " = B[");
2308
      OUTS (outf, pregs (ptr));
2309
      OUTS (outf, "] (X)");
2310
    }
2311
  else if (aop == 0 && sz == 0 && Z == 0 && W == 1)
2312
    {
2313
      OUTS (outf, "[");
2314
      OUTS (outf, pregs (ptr));
2315
      OUTS (outf, "++] = ");
2316
      OUTS (outf, dregs (reg));
2317
    }
2318
  else if (aop == 0 && sz == 0 && Z == 1 && W == 1)
2319
    {
2320
      OUTS (outf, "[");
2321
      OUTS (outf, pregs (ptr));
2322
      OUTS (outf, "++] = ");
2323
      OUTS (outf, pregs (reg));
2324
    }
2325
  else if (aop == 0 && sz == 1 && Z == 0 && W == 1)
2326
    {
2327
      OUTS (outf, "W[");
2328
      OUTS (outf, pregs (ptr));
2329
      OUTS (outf, "++] = ");
2330
      OUTS (outf, dregs (reg));
2331
    }
2332
  else if (aop == 0 && sz == 2 && Z == 0 && W == 1)
2333
    {
2334
      OUTS (outf, "B[");
2335
      OUTS (outf, pregs (ptr));
2336
      OUTS (outf, "++] = ");
2337
      OUTS (outf, dregs (reg));
2338
    }
2339
  else if (aop == 1 && sz == 0 && Z == 0 && W == 1)
2340
    {
2341
      OUTS (outf, "[");
2342
      OUTS (outf, pregs (ptr));
2343
      OUTS (outf, "--] = ");
2344
      OUTS (outf, dregs (reg));
2345
    }
2346
  else if (aop == 1 && sz == 0 && Z == 1 && W == 1)
2347
    {
2348
      OUTS (outf, "[");
2349
      OUTS (outf, pregs (ptr));
2350
      OUTS (outf, "--] = ");
2351
      OUTS (outf, pregs (reg));
2352
    }
2353
  else if (aop == 1 && sz == 1 && Z == 0 && W == 1)
2354
    {
2355
      OUTS (outf, "W[");
2356
      OUTS (outf, pregs (ptr));
2357
      OUTS (outf, "--] = ");
2358
      OUTS (outf, dregs (reg));
2359
    }
2360
  else if (aop == 1 && sz == 2 && Z == 0 && W == 1)
2361
    {
2362
      OUTS (outf, "B[");
2363
      OUTS (outf, pregs (ptr));
2364
      OUTS (outf, "--] = ");
2365
      OUTS (outf, dregs (reg));
2366
    }
2367
  else if (aop == 2 && sz == 0 && Z == 0 && W == 1)
2368
    {
2369
      OUTS (outf, "[");
2370
      OUTS (outf, pregs (ptr));
2371
      OUTS (outf, "] = ");
2372
      OUTS (outf, dregs (reg));
2373
    }
2374
  else if (aop == 2 && sz == 0 && Z == 1 && W == 1)
2375
    {
2376
      OUTS (outf, "[");
2377
      OUTS (outf, pregs (ptr));
2378
      OUTS (outf, "] = ");
2379
      OUTS (outf, pregs (reg));
2380
    }
2381
  else if (aop == 2 && sz == 1 && Z == 0 && W == 1)
2382
    {
2383
      OUTS (outf, "W[");
2384
      OUTS (outf, pregs (ptr));
2385
      OUTS (outf, "] = ");
2386
      OUTS (outf, dregs (reg));
2387
    }
2388
  else if (aop == 2 && sz == 2 && Z == 0 && W == 1)
2389
    {
2390
      OUTS (outf, "B[");
2391
      OUTS (outf, pregs (ptr));
2392
      OUTS (outf, "] = ");
2393
      OUTS (outf, dregs (reg));
2394
    }
2395
  else
2396
    return 0;
2397
 
2398
  return 2;
2399
}
2400
 
2401
static int
2402
decode_LDSTiiFP_0 (TIword iw0, disassemble_info *outf)
2403
{
2404
  /* LDSTiiFP
2405
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
2406
     | 1 | 0 | 1 | 1 | 1 | 0 |.W.|.offset............|.reg...........|
2407
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
2408
  int reg = ((iw0 >> LDSTiiFP_reg_bits) & LDSTiiFP_reg_mask);
2409
  int offset = ((iw0 >> LDSTiiFP_offset_bits) & LDSTiiFP_offset_mask);
2410
  int W = ((iw0 >> LDSTiiFP_W_bits) & LDSTiiFP_W_mask);
2411
 
2412
  if (W == 0)
2413
    {
2414
      OUTS (outf, dpregs (reg));
2415
      OUTS (outf, " = [FP ");
2416
      OUTS (outf, negimm5s4 (offset));
2417
      OUTS (outf, "]");
2418
    }
2419
  else if (W == 1)
2420
    {
2421
      OUTS (outf, "[FP ");
2422
      OUTS (outf, negimm5s4 (offset));
2423
      OUTS (outf, "] = ");
2424
      OUTS (outf, dpregs (reg));
2425
    }
2426
  else
2427
    return 0;
2428
 
2429
  return 2;
2430
}
2431
 
2432
static int
2433
decode_LDSTii_0 (TIword iw0, disassemble_info *outf)
2434
{
2435
  /* LDSTii
2436
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
2437
     | 1 | 0 | 1 |.W.|.op....|.offset........|.ptr.......|.reg.......|
2438
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
2439
  int reg = ((iw0 >> LDSTii_reg_bit) & LDSTii_reg_mask);
2440
  int ptr = ((iw0 >> LDSTii_ptr_bit) & LDSTii_ptr_mask);
2441
  int offset = ((iw0 >> LDSTii_offset_bit) & LDSTii_offset_mask);
2442
  int op = ((iw0 >> LDSTii_op_bit) & LDSTii_op_mask);
2443
  int W = ((iw0 >> LDSTii_W_bit) & LDSTii_W_mask);
2444
 
2445
  if (W == 0 && op == 0)
2446
    {
2447
      OUTS (outf, dregs (reg));
2448
      OUTS (outf, " = [");
2449
      OUTS (outf, pregs (ptr));
2450
      OUTS (outf, " + ");
2451
      OUTS (outf, uimm4s4 (offset));
2452
      OUTS (outf, "]");
2453
    }
2454
  else if (W == 0 && op == 1)
2455
    {
2456
      OUTS (outf, dregs (reg));
2457
      OUTS (outf, " = W[");
2458
      OUTS (outf, pregs (ptr));
2459
      OUTS (outf, " + ");
2460
      OUTS (outf, uimm4s2 (offset));
2461
      OUTS (outf, "] (Z)");
2462
    }
2463
  else if (W == 0 && op == 2)
2464
    {
2465
      OUTS (outf, dregs (reg));
2466
      OUTS (outf, " = W[");
2467
      OUTS (outf, pregs (ptr));
2468
      OUTS (outf, " + ");
2469
      OUTS (outf, uimm4s2 (offset));
2470
      OUTS (outf, "] (X)");
2471
    }
2472
  else if (W == 0 && op == 3)
2473
    {
2474
      OUTS (outf, pregs (reg));
2475
      OUTS (outf, " = [");
2476
      OUTS (outf, pregs (ptr));
2477
      OUTS (outf, " + ");
2478
      OUTS (outf, uimm4s4 (offset));
2479
      OUTS (outf, "]");
2480
    }
2481
  else if (W == 1 && op == 0)
2482
    {
2483
      OUTS (outf, "[");
2484
      OUTS (outf, pregs (ptr));
2485
      OUTS (outf, " + ");
2486
      OUTS (outf, uimm4s4 (offset));
2487
      OUTS (outf, "] = ");
2488
      OUTS (outf, dregs (reg));
2489
    }
2490
  else if (W == 1 && op == 1)
2491
    {
2492
      OUTS (outf, "W[");
2493
      OUTS (outf, pregs (ptr));
2494
      OUTS (outf, " + ");
2495
      OUTS (outf, uimm4s2 (offset));
2496
      OUTS (outf, "] = ");
2497
      OUTS (outf, dregs (reg));
2498
    }
2499
  else if (W == 1 && op == 3)
2500
    {
2501
      OUTS (outf, "[");
2502
      OUTS (outf, pregs (ptr));
2503
      OUTS (outf, " + ");
2504
      OUTS (outf, uimm4s4 (offset));
2505
      OUTS (outf, "] = ");
2506
      OUTS (outf, pregs (reg));
2507
    }
2508
  else
2509
    return 0;
2510
 
2511
  return 2;
2512
}
2513
 
2514
static int
2515
decode_LoopSetup_0 (TIword iw0, TIword iw1, bfd_vma pc, disassemble_info *outf)
2516
{
2517
  /* LoopSetup
2518
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
2519
     | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |.rop...|.c.|.soffset.......|
2520
     |.reg...........| - | - |.eoffset...............................|
2521
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
2522
  int c   = ((iw0 >> (LoopSetup_c_bits - 16)) & LoopSetup_c_mask);
2523
  int reg = ((iw1 >> LoopSetup_reg_bits) & LoopSetup_reg_mask);
2524
  int rop = ((iw0 >> (LoopSetup_rop_bits - 16)) & LoopSetup_rop_mask);
2525
  int soffset = ((iw0 >> (LoopSetup_soffset_bits - 16)) & LoopSetup_soffset_mask);
2526
  int eoffset = ((iw1 >> LoopSetup_eoffset_bits) & LoopSetup_eoffset_mask);
2527
 
2528
  if (rop == 0)
2529
    {
2530
      OUTS (outf, "LSETUP");
2531
      OUTS (outf, "(0x");
2532
      OUTS (outf, pcrel4 (soffset));
2533
      OUTS (outf, ", 0x");
2534
      OUTS (outf, lppcrel10 (eoffset));
2535
      OUTS (outf, ") ");
2536
      OUTS (outf, counters (c));
2537
    }
2538
  else if (rop == 1)
2539
    {
2540
      OUTS (outf, "LSETUP");
2541
      OUTS (outf, "(0x");
2542
      OUTS (outf, pcrel4 (soffset));
2543
      OUTS (outf, ", 0x");
2544
      OUTS (outf, lppcrel10 (eoffset));
2545
      OUTS (outf, ") ");
2546
      OUTS (outf, counters (c));
2547
      OUTS (outf, " = ");
2548
      OUTS (outf, pregs (reg));
2549
    }
2550
  else if (rop == 3)
2551
    {
2552
      OUTS (outf, "LSETUP");
2553
      OUTS (outf, "(0x");
2554
      OUTS (outf, pcrel4 (soffset));
2555
      OUTS (outf, ", 0x");
2556
      OUTS (outf, lppcrel10 (eoffset));
2557
      OUTS (outf, ") ");
2558
      OUTS (outf, counters (c));
2559
      OUTS (outf, " = ");
2560
      OUTS (outf, pregs (reg));
2561
      OUTS (outf, " >> 0x1");
2562
    }
2563
  else
2564
    return 0;
2565
 
2566
  return 4;
2567
}
2568
 
2569
static int
2570
decode_LDIMMhalf_0 (TIword iw0, TIword iw1, disassemble_info *outf)
2571
{
2572
  /* LDIMMhalf
2573
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
2574
     | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 |.Z.|.H.|.S.|.grp...|.reg.......|
2575
     |.hword.........................................................|
2576
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
2577
  int H = ((iw0 >> (LDIMMhalf_H_bits - 16)) & LDIMMhalf_H_mask);
2578
  int Z = ((iw0 >> (LDIMMhalf_Z_bits - 16)) & LDIMMhalf_Z_mask);
2579
  int S = ((iw0 >> (LDIMMhalf_S_bits - 16)) & LDIMMhalf_S_mask);
2580
  int reg = ((iw0 >> (LDIMMhalf_reg_bits - 16)) & LDIMMhalf_reg_mask);
2581
  int grp = ((iw0 >> (LDIMMhalf_grp_bits - 16)) & LDIMMhalf_grp_mask);
2582
  int hword = ((iw1 >> LDIMMhalf_hword_bits) & LDIMMhalf_hword_mask);
2583
 
2584
  bu32 *pval = get_allreg (grp, reg);
2585
 
2586
  /* Since we don't have 32-bit immediate loads, we allow the disassembler
2587
     to combine them, so it prints out the right values.
2588
     Here we keep track of the registers.  */
2589
  if (H == 0 && S == 1 && Z == 0)
2590
    {
2591
      /* regs = imm16 (x) */
2592
      *pval = imm16_val (hword);
2593
      if (hword & 0x8000)
2594
        *pval |= 0xFFFF0000;
2595
      else
2596
        *pval &= 0xFFFF;
2597
    }
2598
  else if (H == 0 && S == 0 && Z == 1)
2599
    {
2600
      /* regs = luimm16 (Z) */
2601
      *pval = luimm16_val (hword);
2602
      *pval &= 0xFFFF;
2603
    }
2604
  else if (H == 0 && S == 0 && Z == 0)
2605
    {
2606
      /* regs_lo = luimm16 */
2607
      *pval &= 0xFFFF0000;
2608
      *pval |= luimm16_val (hword);
2609
    }
2610
  else if (H == 1 && S == 0 && Z == 0)
2611
    {
2612
      /* regs_hi = huimm16 */
2613
      *pval &= 0xFFFF;
2614
      *pval |= luimm16_val (hword) << 16;
2615
    }
2616
 
2617
  /* Here we do the disassembly */
2618
  if (grp == 0 && H == 0 && S == 0 && Z == 0)
2619
    {
2620
      OUTS (outf, dregs_lo (reg));
2621
      OUTS (outf, " = ");
2622
      OUTS (outf, uimm16 (hword));
2623
    }
2624
  else if (grp == 0 && H == 1 && S == 0 && Z == 0)
2625
    {
2626
      OUTS (outf, dregs_hi (reg));
2627
      OUTS (outf, " = ");
2628
      OUTS (outf, uimm16 (hword));
2629
    }
2630
  else if (grp == 0 && H == 0 && S == 1 && Z == 0)
2631
    {
2632
      OUTS (outf, dregs (reg));
2633
      OUTS (outf, " = ");
2634
      OUTS (outf, imm16 (hword));
2635
      OUTS (outf, " (X)");
2636
    }
2637
  else if (H == 0 && S == 1 && Z == 0)
2638
   {
2639
      OUTS (outf, regs (reg, grp));
2640
      OUTS (outf, " = ");
2641
      OUTS (outf, imm16 (hword));
2642
      OUTS (outf, " (X)");
2643
    }
2644
  else if (H == 0 && S == 0 && Z == 1)
2645
    {
2646
      OUTS (outf, regs (reg, grp));
2647
      OUTS (outf, " = ");
2648
      OUTS (outf, uimm16 (hword));
2649
      OUTS (outf, " (Z)");
2650
    }
2651
  else if (H == 0 && S == 0 && Z == 0)
2652
    {
2653
      OUTS (outf, regs_lo (reg, grp));
2654
      OUTS (outf, " = ");
2655
      OUTS (outf, uimm16 (hword));
2656
    }
2657
  else if (H == 1 && S == 0 && Z == 0)
2658
    {
2659
      OUTS (outf, regs_hi (reg, grp));
2660
      OUTS (outf, " = ");
2661
      OUTS (outf, uimm16 (hword));
2662
    }
2663
  else
2664
    return 0;
2665
 
2666
  /* And we print out the 32-bit value if it is a pointer.  */
2667
  if (S == 0 && Z == 0)
2668
    {
2669
      OUTS (outf, ";\t\t/* (");
2670
      OUTS (outf, imm16d (hword));
2671
      OUTS (outf, ")\t");
2672
 
2673
      /* If it is an MMR, don't print the symbol.  */
2674
      if (*pval < 0xFFC00000 && grp == 1)
2675
        {
2676
          OUTS (outf, regs (reg, grp));
2677
          OUTS (outf, "=0x");
2678
          OUTS (outf, huimm32e (*pval));
2679
        }
2680
      else
2681
        {
2682
          OUTS (outf, regs (reg, grp));
2683
          OUTS (outf, "=0x");
2684
          OUTS (outf, huimm32e (*pval));
2685
          OUTS (outf, "(");
2686
          OUTS (outf, imm32 (*pval));
2687
          OUTS (outf, ")");
2688
        }
2689
 
2690
      OUTS (outf, " */");
2691
      comment = 1;
2692
    }
2693
  if (S == 1 || Z == 1)
2694
    {
2695
       OUTS (outf, ";\t\t/*\t\t");
2696
       OUTS (outf, regs (reg, grp));
2697
       OUTS (outf, "=0x");
2698
       OUTS (outf, huimm32e (*pval));
2699
       OUTS (outf, "(");
2700
       OUTS (outf, imm32 (*pval));
2701
       OUTS (outf, ") */");
2702
       comment = 1;
2703
    }
2704
  return 4;
2705
}
2706
 
2707
static int
2708
decode_CALLa_0 (TIword iw0, TIword iw1, bfd_vma pc, disassemble_info *outf)
2709
{
2710
  /* CALLa
2711
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
2712
     | 1 | 1 | 1 | 0 | 0 | 0 | 1 |.S.|.msw...........................|
2713
     |.lsw...........................................................|
2714
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
2715
  int S   = ((iw0 >> (CALLa_S_bits - 16)) & CALLa_S_mask);
2716
  int lsw = ((iw1 >> 0) & 0xffff);
2717
  int msw = ((iw0 >> 0) & 0xff);
2718
 
2719
  if (S == 1)
2720
    OUTS (outf, "CALL 0x");
2721
  else if (S == 0)
2722
    OUTS (outf, "JUMP.L 0x");
2723
  else
2724
    return 0;
2725
 
2726
  OUTS (outf, pcrel24 (((msw) << 16) | (lsw)));
2727
  return 4;
2728
}
2729
 
2730
static int
2731
decode_LDSTidxI_0 (TIword iw0, TIword iw1, disassemble_info *outf)
2732
{
2733
  /* LDSTidxI
2734
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
2735
     | 1 | 1 | 1 | 0 | 0 | 1 |.W.|.Z.|.sz....|.ptr.......|.reg.......|
2736
     |.offset........................................................|
2737
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
2738
  int Z = ((iw0 >> (LDSTidxI_Z_bits - 16)) & LDSTidxI_Z_mask);
2739
  int W = ((iw0 >> (LDSTidxI_W_bits - 16)) & LDSTidxI_W_mask);
2740
  int sz = ((iw0 >> (LDSTidxI_sz_bits - 16)) & LDSTidxI_sz_mask);
2741
  int reg = ((iw0 >> (LDSTidxI_reg_bits - 16)) & LDSTidxI_reg_mask);
2742
  int ptr = ((iw0 >> (LDSTidxI_ptr_bits - 16)) & LDSTidxI_ptr_mask);
2743
  int offset = ((iw1 >> LDSTidxI_offset_bits) & LDSTidxI_offset_mask);
2744
 
2745
  if (W == 0 && sz == 0 && Z == 0)
2746
    {
2747
      OUTS (outf, dregs (reg));
2748
      OUTS (outf, " = [");
2749
      OUTS (outf, pregs (ptr));
2750
      OUTS (outf, " + ");
2751
      OUTS (outf, imm16s4 (offset));
2752
      OUTS (outf, "]");
2753
    }
2754
  else if (W == 0 && sz == 0 && Z == 1)
2755
    {
2756
      OUTS (outf, pregs (reg));
2757
      OUTS (outf, " = [");
2758
      OUTS (outf, pregs (ptr));
2759
      OUTS (outf, " + ");
2760
      OUTS (outf, imm16s4 (offset));
2761
      OUTS (outf, "]");
2762
    }
2763
  else if (W == 0 && sz == 1 && Z == 0)
2764
    {
2765
      OUTS (outf, dregs (reg));
2766
      OUTS (outf, " = W[");
2767
      OUTS (outf, pregs (ptr));
2768
      OUTS (outf, " + ");
2769
      OUTS (outf, imm16s2 (offset));
2770
      OUTS (outf, "] (Z)");
2771
    }
2772
  else if (W == 0 && sz == 1 && Z == 1)
2773
    {
2774
      OUTS (outf, dregs (reg));
2775
      OUTS (outf, " = W[");
2776
      OUTS (outf, pregs (ptr));
2777
      OUTS (outf, " + ");
2778
      OUTS (outf, imm16s2 (offset));
2779
      OUTS (outf, "] (X)");
2780
    }
2781
  else if (W == 0 && sz == 2 && Z == 0)
2782
    {
2783
      OUTS (outf, dregs (reg));
2784
      OUTS (outf, " = B[");
2785
      OUTS (outf, pregs (ptr));
2786
      OUTS (outf, " + ");
2787
      OUTS (outf, imm16 (offset));
2788
      OUTS (outf, "] (Z)");
2789
    }
2790
  else if (W == 0 && sz == 2 && Z == 1)
2791
    {
2792
      OUTS (outf, dregs (reg));
2793
      OUTS (outf, " = B[");
2794
      OUTS (outf, pregs (ptr));
2795
      OUTS (outf, " + ");
2796
      OUTS (outf, imm16 (offset));
2797
      OUTS (outf, "] (X)");
2798
    }
2799
  else if (W == 1 && sz == 0 && Z == 0)
2800
    {
2801
      OUTS (outf, "[");
2802
      OUTS (outf, pregs (ptr));
2803
      OUTS (outf, " + ");
2804
      OUTS (outf, imm16s4 (offset));
2805
      OUTS (outf, "] = ");
2806
      OUTS (outf, dregs (reg));
2807
    }
2808
  else if (W == 1 && sz == 0 && Z == 1)
2809
    {
2810
      OUTS (outf, "[");
2811
      OUTS (outf, pregs (ptr));
2812
      OUTS (outf, " + ");
2813
      OUTS (outf, imm16s4 (offset));
2814
      OUTS (outf, "] = ");
2815
      OUTS (outf, pregs (reg));
2816
    }
2817
  else if (W == 1 && sz == 1 && Z == 0)
2818
    {
2819
      OUTS (outf, "W[");
2820
      OUTS (outf, pregs (ptr));
2821
      OUTS (outf, " + ");
2822
      OUTS (outf, imm16s2 (offset));
2823
      OUTS (outf, "] = ");
2824
      OUTS (outf, dregs (reg));
2825
    }
2826
  else if (W == 1 && sz == 2 && Z == 0)
2827
    {
2828
      OUTS (outf, "B[");
2829
      OUTS (outf, pregs (ptr));
2830
      OUTS (outf, " + ");
2831
      OUTS (outf, imm16 (offset));
2832
      OUTS (outf, "] = ");
2833
      OUTS (outf, dregs (reg));
2834
    }
2835
  else
2836
    return 0;
2837
 
2838
  return 4;
2839
}
2840
 
2841
static int
2842
decode_linkage_0 (TIword iw0, TIword iw1, disassemble_info *outf)
2843
{
2844
  /* linkage
2845
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
2846
     | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |.R.|
2847
     |.framesize.....................................................|
2848
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
2849
  int R = ((iw0 >> (Linkage_R_bits - 16)) & Linkage_R_mask);
2850
  int framesize = ((iw1 >> Linkage_framesize_bits) & Linkage_framesize_mask);
2851
 
2852
  if (R == 0)
2853
    {
2854
      OUTS (outf, "LINK ");
2855
      OUTS (outf, uimm16s4 (framesize));
2856
      OUTS (outf, ";\t\t/* (");
2857
      OUTS (outf, uimm16s4d (framesize));
2858
      OUTS (outf, ") */");
2859
      comment = 1;
2860
    }
2861
  else if (R == 1)
2862
    OUTS (outf, "UNLINK");
2863
  else
2864
    return 0;
2865
 
2866
  return 4;
2867
}
2868
 
2869
static int
2870
decode_dsp32mac_0 (TIword iw0, TIword iw1, disassemble_info *outf)
2871
{
2872
  /* dsp32mac
2873
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
2874
     | 1 | 1 | 0 | 0 |.M.| 0 | 0 |.mmod..........|.MM|.P.|.w1|.op1...|
2875
     |.h01|.h11|.w0|.op0...|.h00|.h10|.dst.......|.src0......|.src1..|
2876
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
2877
  int op1  = ((iw0 >> (DSP32Mac_op1_bits - 16)) & DSP32Mac_op1_mask);
2878
  int w1   = ((iw0 >> (DSP32Mac_w1_bits - 16)) & DSP32Mac_w1_mask);
2879
  int P    = ((iw0 >> (DSP32Mac_p_bits - 16)) & DSP32Mac_p_mask);
2880
  int MM   = ((iw0 >> (DSP32Mac_MM_bits - 16)) & DSP32Mac_MM_mask);
2881
  int mmod = ((iw0 >> (DSP32Mac_mmod_bits - 16)) & DSP32Mac_mmod_mask);
2882
  int w0   = ((iw1 >> DSP32Mac_w0_bits) & DSP32Mac_w0_mask);
2883
  int src0 = ((iw1 >> DSP32Mac_src0_bits) & DSP32Mac_src0_mask);
2884
  int src1 = ((iw1 >> DSP32Mac_src1_bits) & DSP32Mac_src1_mask);
2885
  int dst  = ((iw1 >> DSP32Mac_dst_bits) & DSP32Mac_dst_mask);
2886
  int h10  = ((iw1 >> DSP32Mac_h10_bits) & DSP32Mac_h10_mask);
2887
  int h00  = ((iw1 >> DSP32Mac_h00_bits) & DSP32Mac_h00_mask);
2888
  int op0  = ((iw1 >> DSP32Mac_op0_bits) & DSP32Mac_op0_mask);
2889
  int h11  = ((iw1 >> DSP32Mac_h11_bits) & DSP32Mac_h11_mask);
2890
  int h01  = ((iw1 >> DSP32Mac_h01_bits) & DSP32Mac_h01_mask);
2891
 
2892
  if (w0 == 0 && w1 == 0 && op1 == 3 && op0 == 3)
2893
    return 0;
2894
 
2895
  if (op1 == 3 && MM)
2896
    return 0;
2897
 
2898
  if ((w1 || w0) && mmod == M_W32)
2899
    return 0;
2900
 
2901
  if (((1 << mmod) & (P ? 0x131b : 0x1b5f)) == 0)
2902
    return 0;
2903
 
2904
  if (w1 == 1 || op1 != 3)
2905
    {
2906
      if (w1)
2907
        OUTS (outf, P ? dregs (dst + 1) : dregs_hi (dst));
2908
 
2909
      if (op1 == 3)
2910
        OUTS (outf, " = A1");
2911
      else
2912
        {
2913
          if (w1)
2914
            OUTS (outf, " = (");
2915
          decode_macfunc (1, op1, h01, h11, src0, src1, outf);
2916
          if (w1)
2917
            OUTS (outf, ")");
2918
        }
2919
 
2920
      if (w0 == 1 || op0 != 3)
2921
        {
2922
          if (MM)
2923
            OUTS (outf, " (M)");
2924
          MM = 0;
2925
          OUTS (outf, ", ");
2926
        }
2927
    }
2928
 
2929
  if (w0 == 1 || op0 != 3)
2930
    {
2931
      if (w0)
2932
        OUTS (outf, P ? dregs (dst) : dregs_lo (dst));
2933
 
2934
      if (op0 == 3)
2935
        OUTS (outf, " = A0");
2936
      else
2937
        {
2938
          if (w0)
2939
            OUTS (outf, " = (");
2940
          decode_macfunc (0, op0, h00, h10, src0, src1, outf);
2941
          if (w0)
2942
            OUTS (outf, ")");
2943
        }
2944
    }
2945
 
2946
  decode_optmode (mmod, MM, outf);
2947
 
2948
  return 4;
2949
}
2950
 
2951
static int
2952
decode_dsp32mult_0 (TIword iw0, TIword iw1, disassemble_info *outf)
2953
{
2954
  /* dsp32mult
2955
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
2956
     | 1 | 1 | 0 | 0 |.M.| 0 | 1 |.mmod..........|.MM|.P.|.w1|.op1...|
2957
     |.h01|.h11|.w0|.op0...|.h00|.h10|.dst.......|.src0......|.src1..|
2958
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
2959
  int w1   = ((iw0 >> (DSP32Mac_w1_bits - 16)) & DSP32Mac_w1_mask);
2960
  int P    = ((iw0 >> (DSP32Mac_p_bits - 16)) & DSP32Mac_p_mask);
2961
  int MM   = ((iw0 >> (DSP32Mac_MM_bits - 16)) & DSP32Mac_MM_mask);
2962
  int mmod = ((iw0 >> (DSP32Mac_mmod_bits - 16)) & DSP32Mac_mmod_mask);
2963
  int w0   = ((iw1 >> DSP32Mac_w0_bits) & DSP32Mac_w0_mask);
2964
  int src0 = ((iw1 >> DSP32Mac_src0_bits) & DSP32Mac_src0_mask);
2965
  int src1 = ((iw1 >> DSP32Mac_src1_bits) & DSP32Mac_src1_mask);
2966
  int dst  = ((iw1 >> DSP32Mac_dst_bits) & DSP32Mac_dst_mask);
2967
  int h10  = ((iw1 >> DSP32Mac_h10_bits) & DSP32Mac_h10_mask);
2968
  int h00  = ((iw1 >> DSP32Mac_h00_bits) & DSP32Mac_h00_mask);
2969
  int h11  = ((iw1 >> DSP32Mac_h11_bits) & DSP32Mac_h11_mask);
2970
  int h01  = ((iw1 >> DSP32Mac_h01_bits) & DSP32Mac_h01_mask);
2971
 
2972
  if (w1 == 0 && w0 == 0)
2973
    return 0;
2974
 
2975
  if (((1 << mmod) & (P ? 0x313 : 0x1b57)) == 0)
2976
    return 0;
2977
 
2978
  if (w1)
2979
    {
2980
      OUTS (outf, P ? dregs (dst | 1) : dregs_hi (dst));
2981
      OUTS (outf, " = ");
2982
      decode_multfunc (h01, h11, src0, src1, outf);
2983
 
2984
      if (w0)
2985
        {
2986
          if (MM)
2987
            OUTS (outf, " (M)");
2988
          MM = 0;
2989
          OUTS (outf, ", ");
2990
        }
2991
    }
2992
 
2993
  if (w0)
2994
    {
2995
      OUTS (outf, dregs (dst));
2996
      OUTS (outf, " = ");
2997
      decode_multfunc (h00, h10, src0, src1, outf);
2998
    }
2999
 
3000
  decode_optmode (mmod, MM, outf);
3001
  return 4;
3002
}
3003
 
3004
static int
3005
decode_dsp32alu_0 (TIword iw0, TIword iw1, disassemble_info *outf)
3006
{
3007
  /* dsp32alu
3008
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
3009
     | 1 | 1 | 0 | 0 |.M.| 1 | 0 | - | - | - |.HL|.aopcde............|
3010
     |.aop...|.s.|.x.|.dst0......|.dst1......|.src0......|.src1......|
3011
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
3012
  int s    = ((iw1 >> DSP32Alu_s_bits) & DSP32Alu_s_mask);
3013
  int x    = ((iw1 >> DSP32Alu_x_bits) & DSP32Alu_x_mask);
3014
  int aop  = ((iw1 >> DSP32Alu_aop_bits) & DSP32Alu_aop_mask);
3015
  int src0 = ((iw1 >> DSP32Alu_src0_bits) & DSP32Alu_src0_mask);
3016
  int src1 = ((iw1 >> DSP32Alu_src1_bits) & DSP32Alu_src1_mask);
3017
  int dst0 = ((iw1 >> DSP32Alu_dst0_bits) & DSP32Alu_dst0_mask);
3018
  int dst1 = ((iw1 >> DSP32Alu_dst1_bits) & DSP32Alu_dst1_mask);
3019
  int HL   = ((iw0 >> (DSP32Alu_HL_bits - 16)) & DSP32Alu_HL_mask);
3020
  int aopcde = ((iw0 >> (DSP32Alu_aopcde_bits - 16)) & DSP32Alu_aopcde_mask);
3021
 
3022
  if (aop == 0 && aopcde == 9 && HL == 0 && s == 0)
3023
    {
3024
      OUTS (outf, "A0.L = ");
3025
      OUTS (outf, dregs_lo (src0));
3026
    }
3027
  else if (aop == 2 && aopcde == 9 && HL == 1 && s == 0)
3028
    {
3029
      OUTS (outf, "A1.H = ");
3030
      OUTS (outf, dregs_hi (src0));
3031
    }
3032
  else if (aop == 2 && aopcde == 9 && HL == 0 && s == 0)
3033
    {
3034
      OUTS (outf, "A1.L = ");
3035
      OUTS (outf, dregs_lo (src0));
3036
    }
3037
  else if (aop == 0 && aopcde == 9 && HL == 1 && s == 0)
3038
    {
3039
      OUTS (outf, "A0.H = ");
3040
      OUTS (outf, dregs_hi (src0));
3041
    }
3042
  else if (x == 1 && HL == 1 && aop == 3 && aopcde == 5)
3043
    {
3044
      OUTS (outf, dregs_hi (dst0));
3045
      OUTS (outf, " = ");
3046
      OUTS (outf, dregs (src0));
3047
      OUTS (outf, " - ");
3048
      OUTS (outf, dregs (src1));
3049
      OUTS (outf, " (RND20)");
3050
    }
3051
  else if (x == 1 && HL == 1 && aop == 2 && aopcde == 5)
3052
    {
3053
      OUTS (outf, dregs_hi (dst0));
3054
      OUTS (outf, " = ");
3055
      OUTS (outf, dregs (src0));
3056
      OUTS (outf, " + ");
3057
      OUTS (outf, dregs (src1));
3058
      OUTS (outf, " (RND20)");
3059
    }
3060
  else if (x == 0 && HL == 0 && aop == 1 && aopcde == 5)
3061
    {
3062
      OUTS (outf, dregs_lo (dst0));
3063
      OUTS (outf, " = ");
3064
      OUTS (outf, dregs (src0));
3065
      OUTS (outf, " - ");
3066
      OUTS (outf, dregs (src1));
3067
      OUTS (outf, " (RND12)");
3068
    }
3069
  else if (x == 0 && HL == 0 && aop == 0 && aopcde == 5)
3070
    {
3071
      OUTS (outf, dregs_lo (dst0));
3072
      OUTS (outf, " = ");
3073
      OUTS (outf, dregs (src0));
3074
      OUTS (outf, " + ");
3075
      OUTS (outf, dregs (src1));
3076
      OUTS (outf, " (RND12)");
3077
    }
3078
  else if (x == 1 && HL == 0 && aop == 3 && aopcde == 5)
3079
    {
3080
      OUTS (outf, dregs_lo (dst0));
3081
      OUTS (outf, " = ");
3082
      OUTS (outf, dregs (src0));
3083
      OUTS (outf, " - ");
3084
      OUTS (outf, dregs (src1));
3085
      OUTS (outf, " (RND20)");
3086
    }
3087
  else if (x == 0 && HL == 1 && aop == 0 && aopcde == 5)
3088
    {
3089
      OUTS (outf, dregs_hi (dst0));
3090
      OUTS (outf, " = ");
3091
      OUTS (outf, dregs (src0));
3092
      OUTS (outf, " + ");
3093
      OUTS (outf, dregs (src1));
3094
      OUTS (outf, " (RND12)");
3095
    }
3096
  else if (x == 1 && HL == 0 && aop == 2 && aopcde == 5)
3097
    {
3098
      OUTS (outf, dregs_lo (dst0));
3099
      OUTS (outf, " = ");
3100
      OUTS (outf, dregs (src0));
3101
      OUTS (outf, " + ");
3102
      OUTS (outf, dregs (src1));
3103
      OUTS (outf, " (RND20)");
3104
    }
3105
  else if (x == 0 && HL == 1 && aop == 1 && aopcde == 5)
3106
    {
3107
      OUTS (outf, dregs_hi (dst0));
3108
      OUTS (outf, " = ");
3109
      OUTS (outf, dregs (src0));
3110
      OUTS (outf, " - ");
3111
      OUTS (outf, dregs (src1));
3112
      OUTS (outf, " (RND12)");
3113
    }
3114
  else if (HL == 1 && aop == 0 && aopcde == 2)
3115
    {
3116
      OUTS (outf, dregs_hi (dst0));
3117
      OUTS (outf, " = ");
3118
      OUTS (outf, dregs_lo (src0));
3119
      OUTS (outf, " + ");
3120
      OUTS (outf, dregs_lo (src1));
3121
      amod1 (s, x, outf);
3122
    }
3123
  else if (HL == 1 && aop == 1 && aopcde == 2)
3124
    {
3125
      OUTS (outf, dregs_hi (dst0));
3126
      OUTS (outf, " = ");
3127
      OUTS (outf, dregs_lo (src0));
3128
      OUTS (outf, " + ");
3129
      OUTS (outf, dregs_hi (src1));
3130
      amod1 (s, x, outf);
3131
    }
3132
  else if (HL == 1 && aop == 2 && aopcde == 2)
3133
    {
3134
      OUTS (outf, dregs_hi (dst0));
3135
      OUTS (outf, " = ");
3136
      OUTS (outf, dregs_hi (src0));
3137
      OUTS (outf, " + ");
3138
      OUTS (outf, dregs_lo (src1));
3139
      amod1 (s, x, outf);
3140
    }
3141
  else if (HL == 1 && aop == 3 && aopcde == 2)
3142
    {
3143
      OUTS (outf, dregs_hi (dst0));
3144
      OUTS (outf, " = ");
3145
      OUTS (outf, dregs_hi (src0));
3146
      OUTS (outf, " + ");
3147
      OUTS (outf, dregs_hi (src1));
3148
      amod1 (s, x, outf);
3149
    }
3150
  else if (HL == 0 && aop == 0 && aopcde == 3)
3151
    {
3152
      OUTS (outf, dregs_lo (dst0));
3153
      OUTS (outf, " = ");
3154
      OUTS (outf, dregs_lo (src0));
3155
      OUTS (outf, " - ");
3156
      OUTS (outf, dregs_lo (src1));
3157
      amod1 (s, x, outf);
3158
    }
3159
  else if (HL == 0 && aop == 1 && aopcde == 3)
3160
    {
3161
      OUTS (outf, dregs_lo (dst0));
3162
      OUTS (outf, " = ");
3163
      OUTS (outf, dregs_lo (src0));
3164
      OUTS (outf, " - ");
3165
      OUTS (outf, dregs_hi (src1));
3166
      amod1 (s, x, outf);
3167
    }
3168
  else if (HL == 0 && aop == 3 && aopcde == 2)
3169
    {
3170
      OUTS (outf, dregs_lo (dst0));
3171
      OUTS (outf, " = ");
3172
      OUTS (outf, dregs_hi (src0));
3173
      OUTS (outf, " + ");
3174
      OUTS (outf, dregs_hi (src1));
3175
      amod1 (s, x, outf);
3176
    }
3177
  else if (HL == 1 && aop == 0 && aopcde == 3)
3178
    {
3179
      OUTS (outf, dregs_hi (dst0));
3180
      OUTS (outf, " = ");
3181
      OUTS (outf, dregs_lo (src0));
3182
      OUTS (outf, " - ");
3183
      OUTS (outf, dregs_lo (src1));
3184
      amod1 (s, x, outf);
3185
    }
3186
  else if (HL == 1 && aop == 1 && aopcde == 3)
3187
    {
3188
      OUTS (outf, dregs_hi (dst0));
3189
      OUTS (outf, " = ");
3190
      OUTS (outf, dregs_lo (src0));
3191
      OUTS (outf, " - ");
3192
      OUTS (outf, dregs_hi (src1));
3193
      amod1 (s, x, outf);
3194
    }
3195
  else if (HL == 1 && aop == 2 && aopcde == 3)
3196
    {
3197
      OUTS (outf, dregs_hi (dst0));
3198
      OUTS (outf, " = ");
3199
      OUTS (outf, dregs_hi (src0));
3200
      OUTS (outf, " - ");
3201
      OUTS (outf, dregs_lo (src1));
3202
      amod1 (s, x, outf);
3203
    }
3204
  else if (HL == 1 && aop == 3 && aopcde == 3)
3205
    {
3206
      OUTS (outf, dregs_hi (dst0));
3207
      OUTS (outf, " = ");
3208
      OUTS (outf, dregs_hi (src0));
3209
      OUTS (outf, " - ");
3210
      OUTS (outf, dregs_hi (src1));
3211
      amod1 (s, x, outf);
3212
    }
3213
  else if (HL == 0 && aop == 2 && aopcde == 2)
3214
    {
3215
      OUTS (outf, dregs_lo (dst0));
3216
      OUTS (outf, " = ");
3217
      OUTS (outf, dregs_hi (src0));
3218
      OUTS (outf, " + ");
3219
      OUTS (outf, dregs_lo (src1));
3220
      amod1 (s, x, outf);
3221
    }
3222
  else if (HL == 0 && aop == 1 && aopcde == 2)
3223
    {
3224
      OUTS (outf, dregs_lo (dst0));
3225
      OUTS (outf, " = ");
3226
      OUTS (outf, dregs_lo (src0));
3227
      OUTS (outf, " + ");
3228
      OUTS (outf, dregs_hi (src1));
3229
      amod1 (s, x, outf);
3230
    }
3231
  else if (HL == 0 && aop == 2 && aopcde == 3)
3232
    {
3233
      OUTS (outf, dregs_lo (dst0));
3234
      OUTS (outf, " = ");
3235
      OUTS (outf, dregs_hi (src0));
3236
      OUTS (outf, " - ");
3237
      OUTS (outf, dregs_lo (src1));
3238
      amod1 (s, x, outf);
3239
    }
3240
  else if (HL == 0 && aop == 3 && aopcde == 3)
3241
    {
3242
      OUTS (outf, dregs_lo (dst0));
3243
      OUTS (outf, " = ");
3244
      OUTS (outf, dregs_hi (src0));
3245
      OUTS (outf, " - ");
3246
      OUTS (outf, dregs_hi (src1));
3247
      amod1 (s, x, outf);
3248
    }
3249
  else if (HL == 0 && aop == 0 && aopcde == 2)
3250
    {
3251
      OUTS (outf, dregs_lo (dst0));
3252
      OUTS (outf, " = ");
3253
      OUTS (outf, dregs_lo (src0));
3254
      OUTS (outf, " + ");
3255
      OUTS (outf, dregs_lo (src1));
3256
      amod1 (s, x, outf);
3257
    }
3258
  else if (aop == 0 && aopcde == 9 && s == 1)
3259
    {
3260
      OUTS (outf, "A0 = ");
3261
      OUTS (outf, dregs (src0));
3262
    }
3263
  else if (aop == 3 && aopcde == 11 && s == 0)
3264
    OUTS (outf, "A0 -= A1");
3265
 
3266
  else if (aop == 3 && aopcde == 11 && s == 1)
3267
    OUTS (outf, "A0 -= A1 (W32)");
3268
 
3269
  else if (aop == 3 && aopcde == 22 && HL == 1)
3270
    {
3271
      OUTS (outf, dregs (dst0));
3272
      OUTS (outf, " = BYTEOP2M (");
3273
      OUTS (outf, dregs (src0 + 1));
3274
      OUTS (outf, ":");
3275
      OUTS (outf, imm5 (src0));
3276
      OUTS (outf, ", ");
3277
      OUTS (outf, dregs (src1 + 1));
3278
      OUTS (outf, ":");
3279
      OUTS (outf, imm5 (src1));
3280
      OUTS (outf, ") (TH");
3281
      if (s == 1)
3282
        OUTS (outf, ", R)");
3283
      else
3284
        OUTS (outf, ")");
3285
    }
3286
  else if (aop == 3 && aopcde == 22 && HL == 0)
3287
    {
3288
      OUTS (outf, dregs (dst0));
3289
      OUTS (outf, " = BYTEOP2M (");
3290
      OUTS (outf, dregs (src0 + 1));
3291
      OUTS (outf, ":");
3292
      OUTS (outf, imm5 (src0));
3293
      OUTS (outf, ", ");
3294
      OUTS (outf, dregs (src1 + 1));
3295
      OUTS (outf, ":");
3296
      OUTS (outf, imm5 (src1));
3297
      OUTS (outf, ") (TL");
3298
      if (s == 1)
3299
        OUTS (outf, ", R)");
3300
      else
3301
        OUTS (outf, ")");
3302
    }
3303
  else if (aop == 2 && aopcde == 22 && HL == 1)
3304
    {
3305
      OUTS (outf, dregs (dst0));
3306
      OUTS (outf, " = BYTEOP2M (");
3307
      OUTS (outf, dregs (src0 + 1));
3308
      OUTS (outf, ":");
3309
      OUTS (outf, imm5 (src0));
3310
      OUTS (outf, ", ");
3311
      OUTS (outf, dregs (src1 + 1));
3312
      OUTS (outf, ":");
3313
      OUTS (outf, imm5 (src1));
3314
      OUTS (outf, ") (RNDH");
3315
      if (s == 1)
3316
        OUTS (outf, ", R)");
3317
      else
3318
        OUTS (outf, ")");
3319
    }
3320
  else if (aop == 2 && aopcde == 22 && HL == 0)
3321
    {
3322
      OUTS (outf, dregs (dst0));
3323
      OUTS (outf, " = BYTEOP2M (");
3324
      OUTS (outf, dregs (src0 + 1));
3325
      OUTS (outf, ":");
3326
      OUTS (outf, imm5 (src0));
3327
      OUTS (outf, ", ");
3328
      OUTS (outf, dregs (src1 + 1));
3329
      OUTS (outf, ":");
3330
      OUTS (outf, imm5 (src1));
3331
      OUTS (outf, ") (RNDL");
3332
      if (s == 1)
3333
        OUTS (outf, ", R)");
3334
      else
3335
        OUTS (outf, ")");
3336
    }
3337
  else if (aop == 1 && aopcde == 22 && HL == 1)
3338
    {
3339
      OUTS (outf, dregs (dst0));
3340
      OUTS (outf, " = BYTEOP2P (");
3341
      OUTS (outf, dregs (src0 + 1));
3342
      OUTS (outf, ":");
3343
      OUTS (outf, imm5d (src0));
3344
      OUTS (outf, ", ");
3345
      OUTS (outf, dregs (src1 + 1));
3346
      OUTS (outf, ":");
3347
      OUTS (outf, imm5d (src1));
3348
      OUTS (outf, ") (TH");
3349
      if (s == 1)
3350
        OUTS (outf, ", R)");
3351
      else
3352
        OUTS (outf, ")");
3353
    }
3354
  else if (aop == 1 && aopcde == 22 && HL == 0)
3355
    {
3356
      OUTS (outf, dregs (dst0));
3357
      OUTS (outf, " = BYTEOP2P (");
3358
      OUTS (outf, dregs (src0 + 1));
3359
      OUTS (outf, ":");
3360
      OUTS (outf, imm5d (src0));
3361
      OUTS (outf, ", ");
3362
      OUTS (outf, dregs (src1 + 1));
3363
      OUTS (outf, ":");
3364
      OUTS (outf, imm5d (src1));
3365
      OUTS (outf, ") (TL");
3366
      if (s == 1)
3367
        OUTS (outf, ", R)");
3368
      else
3369
        OUTS (outf, ")");
3370
    }
3371
  else if (aop == 0 && aopcde == 22 && HL == 1)
3372
    {
3373
      OUTS (outf, dregs (dst0));
3374
      OUTS (outf, " = BYTEOP2P (");
3375
      OUTS (outf, dregs (src0 + 1));
3376
      OUTS (outf, ":");
3377
      OUTS (outf, imm5d (src0));
3378
      OUTS (outf, ", ");
3379
      OUTS (outf, dregs (src1 + 1));
3380
      OUTS (outf, ":");
3381
      OUTS (outf, imm5d (src1));
3382
      OUTS (outf, ") (RNDH");
3383
      if (s == 1)
3384
        OUTS (outf, ", R)");
3385
      else
3386
        OUTS (outf, ")");
3387
    }
3388
  else if (aop == 0 && aopcde == 22 && HL == 0)
3389
    {
3390
      OUTS (outf, dregs (dst0));
3391
      OUTS (outf, " = BYTEOP2P (");
3392
      OUTS (outf, dregs (src0 + 1));
3393
      OUTS (outf, ":");
3394
      OUTS (outf, imm5d (src0));
3395
      OUTS (outf, ", ");
3396
      OUTS (outf, dregs (src1 + 1));
3397
      OUTS (outf, ":");
3398
      OUTS (outf, imm5d (src1));
3399
      OUTS (outf, ") (RNDL");
3400
      if (s == 1)
3401
        OUTS (outf, ", R)");
3402
      else
3403
        OUTS (outf, ")");
3404
    }
3405
  else if (aop == 0 && s == 0 && aopcde == 8)
3406
    OUTS (outf, "A0 = 0");
3407
 
3408
  else if (aop == 0 && s == 1 && aopcde == 8)
3409
    OUTS (outf, "A0 = A0 (S)");
3410
 
3411
  else if (aop == 1 && s == 0 && aopcde == 8)
3412
    OUTS (outf, "A1 = 0");
3413
 
3414
  else if (aop == 1 && s == 1 && aopcde == 8)
3415
    OUTS (outf, "A1 = A1 (S)");
3416
 
3417
  else if (aop == 2 && s == 0 && aopcde == 8)
3418
    OUTS (outf, "A1 = A0 = 0");
3419
 
3420
  else if (aop == 2 && s == 1 && aopcde == 8)
3421
    OUTS (outf, "A1 = A1 (S), A0 = A0 (S)");
3422
 
3423
  else if (aop == 3 && s == 0 && aopcde == 8)
3424
    OUTS (outf, "A0 = A1");
3425
 
3426
  else if (aop == 3 && s == 1 && aopcde == 8)
3427
    OUTS (outf, "A1 = A0");
3428
 
3429
  else if (aop == 1 && aopcde == 9 && s == 0)
3430
    {
3431
      OUTS (outf, "A0.X = ");
3432
      OUTS (outf, dregs_lo (src0));
3433
    }
3434
  else if (aop == 1 && HL == 0 && aopcde == 11)
3435
    {
3436
      OUTS (outf, dregs_lo (dst0));
3437
      OUTS (outf, " = (A0 += A1)");
3438
    }
3439
  else if (aop == 3 && HL == 0 && aopcde == 16)
3440
    OUTS (outf, "A1 = ABS A0, A0 = ABS A0");
3441
 
3442
  else if (aop == 0 && aopcde == 23 && HL == 1)
3443
    {
3444
      OUTS (outf, dregs (dst0));
3445
      OUTS (outf, " = BYTEOP3P (");
3446
      OUTS (outf, dregs (src0 + 1));
3447
      OUTS (outf, ":");
3448
      OUTS (outf, imm5d (src0));
3449
      OUTS (outf, ", ");
3450
      OUTS (outf, dregs (src1 + 1));
3451
      OUTS (outf, ":");
3452
      OUTS (outf, imm5d (src1));
3453
      OUTS (outf, ") (HI");
3454
      if (s == 1)
3455
        OUTS (outf, ", R)");
3456
      else
3457
        OUTS (outf, ")");
3458
    }
3459
  else if (aop == 3 && aopcde == 9 && s == 0)
3460
    {
3461
      OUTS (outf, "A1.X = ");
3462
      OUTS (outf, dregs_lo (src0));
3463
    }
3464
  else if (aop == 1 && HL == 1 && aopcde == 16)
3465
    OUTS (outf, "A1 = ABS A1");
3466
 
3467
  else if (aop == 0 && HL == 1 && aopcde == 16)
3468
    OUTS (outf, "A1 = ABS A0");
3469
 
3470
  else if (aop == 2 && aopcde == 9 && s == 1)
3471
    {
3472
      OUTS (outf, "A1 = ");
3473
      OUTS (outf, dregs (src0));
3474
    }
3475
  else if (HL == 0 && aop == 3 && aopcde == 12)
3476
    {
3477
      OUTS (outf, dregs_lo (dst0));
3478
      OUTS (outf, " = ");
3479
      OUTS (outf, dregs (src0));
3480
      OUTS (outf, " (RND)");
3481
    }
3482
  else if (aop == 1 && HL == 0 && aopcde == 16)
3483
    OUTS (outf, "A0 = ABS A1");
3484
 
3485
  else if (aop == 0 && HL == 0 && aopcde == 16)
3486
    OUTS (outf, "A0 = ABS A0");
3487
 
3488
  else if (aop == 3 && HL == 0 && aopcde == 15)
3489
    {
3490
      OUTS (outf, dregs (dst0));
3491
      OUTS (outf, " = -");
3492
      OUTS (outf, dregs (src0));
3493
      OUTS (outf, " (V)");
3494
    }
3495
  else if (aop == 3 && s == 1 && HL == 0 && aopcde == 7)
3496
    {
3497
      OUTS (outf, dregs (dst0));
3498
      OUTS (outf, " = -");
3499
      OUTS (outf, dregs (src0));
3500
      OUTS (outf, " (S)");
3501
    }
3502
  else if (aop == 3 && s == 0 && HL == 0 && aopcde == 7)
3503
    {
3504
      OUTS (outf, dregs (dst0));
3505
      OUTS (outf, " = -");
3506
      OUTS (outf, dregs (src0));
3507
      OUTS (outf, " (NS)");
3508
    }
3509
  else if (aop == 1 && HL == 1 && aopcde == 11)
3510
    {
3511
      OUTS (outf, dregs_hi (dst0));
3512
      OUTS (outf, " = (A0 += A1)");
3513
    }
3514
  else if (aop == 2 && aopcde == 11 && s == 0)
3515
    OUTS (outf, "A0 += A1");
3516
 
3517
  else if (aop == 2 && aopcde == 11 && s == 1)
3518
    OUTS (outf, "A0 += A1 (W32)");
3519
 
3520
  else if (aop == 3 && HL == 0 && aopcde == 14)
3521
    OUTS (outf, "A1 = -A1, A0 = -A0");
3522
 
3523
  else if (HL == 1 && aop == 3 && aopcde == 12)
3524
    {
3525
      OUTS (outf, dregs_hi (dst0));
3526
      OUTS (outf, " = ");
3527
      OUTS (outf, dregs (src0));
3528
      OUTS (outf, " (RND)");
3529
    }
3530
  else if (aop == 0 && aopcde == 23 && HL == 0)
3531
    {
3532
      OUTS (outf, dregs (dst0));
3533
      OUTS (outf, " = BYTEOP3P (");
3534
      OUTS (outf, dregs (src0 + 1));
3535
      OUTS (outf, ":");
3536
      OUTS (outf, imm5d (src0));
3537
      OUTS (outf, ", ");
3538
      OUTS (outf, dregs (src1 + 1));
3539
      OUTS (outf, ":");
3540
      OUTS (outf, imm5d (src1));
3541
      OUTS (outf, ") (LO");
3542
      if (s == 1)
3543
        OUTS (outf, ", R)");
3544
      else
3545
        OUTS (outf, ")");
3546
    }
3547
  else if (aop == 0 && HL == 0 && aopcde == 14)
3548
    OUTS (outf, "A0 = -A0");
3549
 
3550
  else if (aop == 1 && HL == 0 && aopcde == 14)
3551
    OUTS (outf, "A0 = -A1");
3552
 
3553
  else if (aop == 0 && HL == 1 && aopcde == 14)
3554
    OUTS (outf, "A1 = -A0");
3555
 
3556
  else if (aop == 1 && HL == 1 && aopcde == 14)
3557
    OUTS (outf, "A1 = -A1");
3558
 
3559
  else if (aop == 0 && aopcde == 12)
3560
    {
3561
      OUTS (outf, dregs_hi (dst0));
3562
      OUTS (outf, " = ");
3563
      OUTS (outf, dregs_lo (dst0));
3564
      OUTS (outf, " = SIGN (");
3565
      OUTS (outf, dregs_hi (src0));
3566
      OUTS (outf, ") * ");
3567
      OUTS (outf, dregs_hi (src1));
3568
      OUTS (outf, " + SIGN (");
3569
      OUTS (outf, dregs_lo (src0));
3570
      OUTS (outf, ") * ");
3571
      OUTS (outf, dregs_lo (src1));
3572
    }
3573
  else if (aop == 2 && aopcde == 0)
3574
    {
3575
      OUTS (outf, dregs (dst0));
3576
      OUTS (outf, " = ");
3577
      OUTS (outf, dregs (src0));
3578
      OUTS (outf, " -|+ ");
3579
      OUTS (outf, dregs (src1));
3580
      amod0 (s, x, outf);
3581
    }
3582
  else if (aop == 1 && aopcde == 12)
3583
    {
3584
      OUTS (outf, dregs (dst1));
3585
      OUTS (outf, " = A1.L + A1.H, ");
3586
      OUTS (outf, dregs (dst0));
3587
      OUTS (outf, " = A0.L + A0.H");
3588
    }
3589
  else if (aop == 2 && aopcde == 4)
3590
    {
3591
      OUTS (outf, dregs (dst1));
3592
      OUTS (outf, " = ");
3593
      OUTS (outf, dregs (src0));
3594
      OUTS (outf, " + ");
3595
      OUTS (outf, dregs (src1));
3596
      OUTS (outf, ", ");
3597
      OUTS (outf, dregs (dst0));
3598
      OUTS (outf, " = ");
3599
      OUTS (outf, dregs (src0));
3600
      OUTS (outf, " - ");
3601
      OUTS (outf, dregs (src1));
3602
      amod1 (s, x, outf);
3603
    }
3604
  else if (HL == 0 && aopcde == 1)
3605
    {
3606
      OUTS (outf, dregs (dst1));
3607
      OUTS (outf, " = ");
3608
      OUTS (outf, dregs (src0));
3609
      OUTS (outf, " +|+ ");
3610
      OUTS (outf, dregs (src1));
3611
      OUTS (outf, ", ");
3612
      OUTS (outf, dregs (dst0));
3613
      OUTS (outf, " = ");
3614
      OUTS (outf, dregs (src0));
3615
      OUTS (outf, " -|- ");
3616
      OUTS (outf, dregs (src1));
3617
      amod0amod2 (s, x, aop, outf);
3618
    }
3619
  else if (aop == 0 && aopcde == 11)
3620
    {
3621
      OUTS (outf, dregs (dst0));
3622
      OUTS (outf, " = (A0 += A1)");
3623
    }
3624
  else if (aop == 0 && aopcde == 10)
3625
    {
3626
      OUTS (outf, dregs_lo (dst0));
3627
      OUTS (outf, " = A0.X");
3628
    }
3629
  else if (aop == 1 && aopcde == 10)
3630
    {
3631
      OUTS (outf, dregs_lo (dst0));
3632
      OUTS (outf, " = A1.X");
3633
    }
3634
  else if (aop == 1 && aopcde == 0)
3635
    {
3636
      OUTS (outf, dregs (dst0));
3637
      OUTS (outf, " = ");
3638
      OUTS (outf, dregs (src0));
3639
      OUTS (outf, " +|- ");
3640
      OUTS (outf, dregs (src1));
3641
      amod0 (s, x, outf);
3642
    }
3643
  else if (aop == 3 && aopcde == 0)
3644
    {
3645
      OUTS (outf, dregs (dst0));
3646
      OUTS (outf, " = ");
3647
      OUTS (outf, dregs (src0));
3648
      OUTS (outf, " -|- ");
3649
      OUTS (outf, dregs (src1));
3650
      amod0 (s, x, outf);
3651
    }
3652
  else if (aop == 1 && aopcde == 4)
3653
    {
3654
      OUTS (outf, dregs (dst0));
3655
      OUTS (outf, " = ");
3656
      OUTS (outf, dregs (src0));
3657
      OUTS (outf, " - ");
3658
      OUTS (outf, dregs (src1));
3659
      amod1 (s, x, outf);
3660
    }
3661
  else if (aop == 0 && aopcde == 17)
3662
    {
3663
      OUTS (outf, dregs (dst1));
3664
      OUTS (outf, " = A1 + A0, ");
3665
      OUTS (outf, dregs (dst0));
3666
      OUTS (outf, " = A1 - A0");
3667
      amod1 (s, x, outf);
3668
    }
3669
  else if (aop == 1 && aopcde == 17)
3670
    {
3671
      OUTS (outf, dregs (dst1));
3672
      OUTS (outf, " = A0 + A1, ");
3673
      OUTS (outf, dregs (dst0));
3674
      OUTS (outf, " = A0 - A1");
3675
      amod1 (s, x, outf);
3676
    }
3677
  else if (aop == 0 && aopcde == 18)
3678
    {
3679
      OUTS (outf, "SAA (");
3680
      OUTS (outf, dregs (src0 + 1));
3681
      OUTS (outf, ":");
3682
      OUTS (outf, imm5d (src0));
3683
      OUTS (outf, ", ");
3684
      OUTS (outf, dregs (src1 + 1));
3685
      OUTS (outf, ":");
3686
      OUTS (outf, imm5d (src1));
3687
      OUTS (outf, ")");
3688
      aligndir (s, outf);
3689
    }
3690
  else if (aop == 3 && aopcde == 18)
3691
    OUTS (outf, "DISALGNEXCPT");
3692
 
3693
  else if (aop == 0 && aopcde == 20)
3694
    {
3695
      OUTS (outf, dregs (dst0));
3696
      OUTS (outf, " = BYTEOP1P (");
3697
      OUTS (outf, dregs (src0 + 1));
3698
      OUTS (outf, ":");
3699
      OUTS (outf, imm5d (src0));
3700
      OUTS (outf, ", ");
3701
      OUTS (outf, dregs (src1 + 1));
3702
      OUTS (outf, ":");
3703
      OUTS (outf, imm5d (src1));
3704
      OUTS (outf, ")");
3705
      aligndir (s, outf);
3706
    }
3707
  else if (aop == 1 && aopcde == 20)
3708
    {
3709
      OUTS (outf, dregs (dst0));
3710
      OUTS (outf, " = BYTEOP1P (");
3711
      OUTS (outf, dregs (src0 + 1));
3712
      OUTS (outf, ":");
3713
      OUTS (outf, imm5d (src0));
3714
      OUTS (outf, ", ");
3715
      OUTS (outf, dregs (src1 + 1));
3716
      OUTS (outf, ":");
3717
      OUTS (outf, imm5d (src1));
3718
      OUTS (outf, ") (T");
3719
      if (s == 1)
3720
        OUTS (outf, ", R)");
3721
      else
3722
        OUTS (outf, ")");
3723
    }
3724
  else if (aop == 0 && aopcde == 21)
3725
    {
3726
      OUTS (outf, "(");
3727
      OUTS (outf, dregs (dst1));
3728
      OUTS (outf, ", ");
3729
      OUTS (outf, dregs (dst0));
3730
      OUTS (outf, ") = BYTEOP16P (");
3731
      OUTS (outf, dregs (src0 + 1));
3732
      OUTS (outf, ":");
3733
      OUTS (outf, imm5d (src0));
3734
      OUTS (outf, ", ");
3735
      OUTS (outf, dregs (src1 + 1));
3736
      OUTS (outf, ":");
3737
      OUTS (outf, imm5d (src1));
3738
      OUTS (outf, ")");
3739
      aligndir (s, outf);
3740
    }
3741
  else if (aop == 1 && aopcde == 21)
3742
    {
3743
      OUTS (outf, "(");
3744
      OUTS (outf, dregs (dst1));
3745
      OUTS (outf, ", ");
3746
      OUTS (outf, dregs (dst0));
3747
      OUTS (outf, ") = BYTEOP16M (");
3748
      OUTS (outf, dregs (src0 + 1));
3749
      OUTS (outf, ":");
3750
      OUTS (outf, imm5d (src0));
3751
      OUTS (outf, ", ");
3752
      OUTS (outf, dregs (src1 + 1));
3753
      OUTS (outf, ":");
3754
      OUTS (outf, imm5d (src1));
3755
      OUTS (outf, ")");
3756
      aligndir (s, outf);
3757
    }
3758
  else if (aop == 2 && aopcde == 7)
3759
    {
3760
      OUTS (outf, dregs (dst0));
3761
      OUTS (outf, " = ABS ");
3762
      OUTS (outf, dregs (src0));
3763
    }
3764
  else if (aop == 1 && aopcde == 7)
3765
    {
3766
      OUTS (outf, dregs (dst0));
3767
      OUTS (outf, " = MIN (");
3768
      OUTS (outf, dregs (src0));
3769
      OUTS (outf, ", ");
3770
      OUTS (outf, dregs (src1));
3771
      OUTS (outf, ")");
3772
    }
3773
  else if (aop == 0 && aopcde == 7)
3774
    {
3775
      OUTS (outf, dregs (dst0));
3776
      OUTS (outf, " = MAX (");
3777
      OUTS (outf, dregs (src0));
3778
      OUTS (outf, ", ");
3779
      OUTS (outf, dregs (src1));
3780
      OUTS (outf, ")");
3781
    }
3782
  else if (aop == 2 && aopcde == 6)
3783
    {
3784
      OUTS (outf, dregs (dst0));
3785
      OUTS (outf, " = ABS ");
3786
      OUTS (outf, dregs (src0));
3787
      OUTS (outf, " (V)");
3788
    }
3789
  else if (aop == 1 && aopcde == 6)
3790
    {
3791
      OUTS (outf, dregs (dst0));
3792
      OUTS (outf, " = MIN (");
3793
      OUTS (outf, dregs (src0));
3794
      OUTS (outf, ", ");
3795
      OUTS (outf, dregs (src1));
3796
      OUTS (outf, ") (V)");
3797
    }
3798
  else if (aop == 0 && aopcde == 6)
3799
    {
3800
      OUTS (outf, dregs (dst0));
3801
      OUTS (outf, " = MAX (");
3802
      OUTS (outf, dregs (src0));
3803
      OUTS (outf, ", ");
3804
      OUTS (outf, dregs (src1));
3805
      OUTS (outf, ") (V)");
3806
    }
3807
  else if (HL == 1 && aopcde == 1)
3808
    {
3809
      OUTS (outf, dregs (dst1));
3810
      OUTS (outf, " = ");
3811
      OUTS (outf, dregs (src0));
3812
      OUTS (outf, " +|- ");
3813
      OUTS (outf, dregs (src1));
3814
      OUTS (outf, ", ");
3815
      OUTS (outf, dregs (dst0));
3816
      OUTS (outf, " = ");
3817
      OUTS (outf, dregs (src0));
3818
      OUTS (outf, " -|+ ");
3819
      OUTS (outf, dregs (src1));
3820
      amod0amod2 (s, x, aop, outf);
3821
    }
3822
  else if (aop == 0 && aopcde == 4)
3823
    {
3824
      OUTS (outf, dregs (dst0));
3825
      OUTS (outf, " = ");
3826
      OUTS (outf, dregs (src0));
3827
      OUTS (outf, " + ");
3828
      OUTS (outf, dregs (src1));
3829
      amod1 (s, x, outf);
3830
    }
3831
  else if (aop == 0 && aopcde == 0)
3832
    {
3833
      OUTS (outf, dregs (dst0));
3834
      OUTS (outf, " = ");
3835
      OUTS (outf, dregs (src0));
3836
      OUTS (outf, " +|+ ");
3837
      OUTS (outf, dregs (src1));
3838
      amod0 (s, x, outf);
3839
    }
3840
  else if (aop == 0 && aopcde == 24)
3841
    {
3842
      OUTS (outf, dregs (dst0));
3843
      OUTS (outf, " = BYTEPACK (");
3844
      OUTS (outf, dregs (src0));
3845
      OUTS (outf, ", ");
3846
      OUTS (outf, dregs (src1));
3847
      OUTS (outf, ")");
3848
    }
3849
  else if (aop == 1 && aopcde == 24)
3850
    {
3851
      OUTS (outf, "(");
3852
      OUTS (outf, dregs (dst1));
3853
      OUTS (outf, ", ");
3854
      OUTS (outf, dregs (dst0));
3855
      OUTS (outf, ") = BYTEUNPACK ");
3856
      OUTS (outf, dregs (src0 + 1));
3857
      OUTS (outf, ":");
3858
      OUTS (outf, imm5d (src0));
3859
      aligndir (s, outf);
3860
    }
3861
  else if (aopcde == 13)
3862
    {
3863
      OUTS (outf, "(");
3864
      OUTS (outf, dregs (dst1));
3865
      OUTS (outf, ", ");
3866
      OUTS (outf, dregs (dst0));
3867
      OUTS (outf, ") = SEARCH ");
3868
      OUTS (outf, dregs (src0));
3869
      OUTS (outf, " (");
3870
      searchmod (aop, outf);
3871
      OUTS (outf, ")");
3872
    }
3873
  else
3874
    return 0;
3875
 
3876
  return 4;
3877
}
3878
 
3879
static int
3880
decode_dsp32shift_0 (TIword iw0, TIword iw1, disassemble_info *outf)
3881
{
3882
  /* dsp32shift
3883
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
3884
     | 1 | 1 | 0 | 0 |.M.| 1 | 1 | 0 | 0 | - | - |.sopcde............|
3885
     |.sop...|.HLs...|.dst0......| - | - | - |.src0......|.src1......|
3886
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
3887
  int HLs  = ((iw1 >> DSP32Shift_HLs_bits) & DSP32Shift_HLs_mask);
3888
  int sop  = ((iw1 >> DSP32Shift_sop_bits) & DSP32Shift_sop_mask);
3889
  int src0 = ((iw1 >> DSP32Shift_src0_bits) & DSP32Shift_src0_mask);
3890
  int src1 = ((iw1 >> DSP32Shift_src1_bits) & DSP32Shift_src1_mask);
3891
  int dst0 = ((iw1 >> DSP32Shift_dst0_bits) & DSP32Shift_dst0_mask);
3892
  int sopcde = ((iw0 >> (DSP32Shift_sopcde_bits - 16)) & DSP32Shift_sopcde_mask);
3893
  const char *acc01 = (HLs & 1) == 0 ? "A0" : "A1";
3894
 
3895
  if (HLs == 0 && sop == 0 && sopcde == 0)
3896
    {
3897
      OUTS (outf, dregs_lo (dst0));
3898
      OUTS (outf, " = ASHIFT ");
3899
      OUTS (outf, dregs_lo (src1));
3900
      OUTS (outf, " BY ");
3901
      OUTS (outf, dregs_lo (src0));
3902
    }
3903
  else if (HLs == 1 && sop == 0 && sopcde == 0)
3904
    {
3905
      OUTS (outf, dregs_lo (dst0));
3906
      OUTS (outf, " = ASHIFT ");
3907
      OUTS (outf, dregs_hi (src1));
3908
      OUTS (outf, " BY ");
3909
      OUTS (outf, dregs_lo (src0));
3910
    }
3911
  else if (HLs == 2 && sop == 0 && sopcde == 0)
3912
    {
3913
      OUTS (outf, dregs_hi (dst0));
3914
      OUTS (outf, " = ASHIFT ");
3915
      OUTS (outf, dregs_lo (src1));
3916
      OUTS (outf, " BY ");
3917
      OUTS (outf, dregs_lo (src0));
3918
    }
3919
  else if (HLs == 3 && sop == 0 && sopcde == 0)
3920
    {
3921
      OUTS (outf, dregs_hi (dst0));
3922
      OUTS (outf, " = ASHIFT ");
3923
      OUTS (outf, dregs_hi (src1));
3924
      OUTS (outf, " BY ");
3925
      OUTS (outf, dregs_lo (src0));
3926
    }
3927
  else if (HLs == 0 && sop == 1 && sopcde == 0)
3928
    {
3929
      OUTS (outf, dregs_lo (dst0));
3930
      OUTS (outf, " = ASHIFT ");
3931
      OUTS (outf, dregs_lo (src1));
3932
      OUTS (outf, " BY ");
3933
      OUTS (outf, dregs_lo (src0));
3934
      OUTS (outf, " (S)");
3935
    }
3936
  else if (HLs == 1 && sop == 1 && sopcde == 0)
3937
    {
3938
      OUTS (outf, dregs_lo (dst0));
3939
      OUTS (outf, " = ASHIFT ");
3940
      OUTS (outf, dregs_hi (src1));
3941
      OUTS (outf, " BY ");
3942
      OUTS (outf, dregs_lo (src0));
3943
      OUTS (outf, " (S)");
3944
    }
3945
  else if (HLs == 2 && sop == 1 && sopcde == 0)
3946
    {
3947
      OUTS (outf, dregs_hi (dst0));
3948
      OUTS (outf, " = ASHIFT ");
3949
      OUTS (outf, dregs_lo (src1));
3950
      OUTS (outf, " BY ");
3951
      OUTS (outf, dregs_lo (src0));
3952
      OUTS (outf, " (S)");
3953
    }
3954
  else if (HLs == 3 && sop == 1 && sopcde == 0)
3955
    {
3956
      OUTS (outf, dregs_hi (dst0));
3957
      OUTS (outf, " = ASHIFT ");
3958
      OUTS (outf, dregs_hi (src1));
3959
      OUTS (outf, " BY ");
3960
      OUTS (outf, dregs_lo (src0));
3961
      OUTS (outf, " (S)");
3962
    }
3963
  else if (sop == 2 && sopcde == 0)
3964
    {
3965
      OUTS (outf, (HLs & 2) == 0 ? dregs_lo (dst0) : dregs_hi (dst0));
3966
      OUTS (outf, " = LSHIFT ");
3967
      OUTS (outf, (HLs & 1) == 0 ? dregs_lo (src1) : dregs_hi (src1));
3968
      OUTS (outf, " BY ");
3969
      OUTS (outf, dregs_lo (src0));
3970
    }
3971
  else if (sop == 0 && sopcde == 3)
3972
    {
3973
      OUTS (outf, acc01);
3974
      OUTS (outf, " = ASHIFT ");
3975
      OUTS (outf, acc01);
3976
      OUTS (outf, " BY ");
3977
      OUTS (outf, dregs_lo (src0));
3978
    }
3979
  else if (sop == 1 && sopcde == 3)
3980
    {
3981
      OUTS (outf, acc01);
3982
      OUTS (outf, " = LSHIFT ");
3983
      OUTS (outf, acc01);
3984
      OUTS (outf, " BY ");
3985
      OUTS (outf, dregs_lo (src0));
3986
    }
3987
  else if (sop == 2 && sopcde == 3)
3988
    {
3989
      OUTS (outf, acc01);
3990
      OUTS (outf, " = ROT ");
3991
      OUTS (outf, acc01);
3992
      OUTS (outf, " BY ");
3993
      OUTS (outf, dregs_lo (src0));
3994
    }
3995
  else if (sop == 3 && sopcde == 3)
3996
    {
3997
      OUTS (outf, dregs (dst0));
3998
      OUTS (outf, " = ROT ");
3999
      OUTS (outf, dregs (src1));
4000
      OUTS (outf, " BY ");
4001
      OUTS (outf, dregs_lo (src0));
4002
    }
4003
  else if (sop == 1 && sopcde == 1)
4004
    {
4005
      OUTS (outf, dregs (dst0));
4006
      OUTS (outf, " = ASHIFT ");
4007
      OUTS (outf, dregs (src1));
4008
      OUTS (outf, " BY ");
4009
      OUTS (outf, dregs_lo (src0));
4010
      OUTS (outf, " (V, S)");
4011
    }
4012
  else if (sop == 0 && sopcde == 1)
4013
    {
4014
      OUTS (outf, dregs (dst0));
4015
      OUTS (outf, " = ASHIFT ");
4016
      OUTS (outf, dregs (src1));
4017
      OUTS (outf, " BY ");
4018
      OUTS (outf, dregs_lo (src0));
4019
      OUTS (outf, " (V)");
4020
    }
4021
  else if (sop == 0 && sopcde == 2)
4022
    {
4023
      OUTS (outf, dregs (dst0));
4024
      OUTS (outf, " = ASHIFT ");
4025
      OUTS (outf, dregs (src1));
4026
      OUTS (outf, " BY ");
4027
      OUTS (outf, dregs_lo (src0));
4028
    }
4029
  else if (sop == 1 && sopcde == 2)
4030
    {
4031
      OUTS (outf, dregs (dst0));
4032
      OUTS (outf, " = ASHIFT ");
4033
      OUTS (outf, dregs (src1));
4034
      OUTS (outf, " BY ");
4035
      OUTS (outf, dregs_lo (src0));
4036
      OUTS (outf, " (S)");
4037
    }
4038
  else if (sop == 2 && sopcde == 2)
4039
    {
4040
      OUTS (outf, dregs (dst0));
4041
      OUTS (outf, " = SHIFT ");
4042
      OUTS (outf, dregs (src1));
4043
      OUTS (outf, " BY ");
4044
      OUTS (outf, dregs_lo (src0));
4045
    }
4046
  else if (sop == 3 && sopcde == 2)
4047
    {
4048
      OUTS (outf, dregs (dst0));
4049
      OUTS (outf, " = ROT ");
4050
      OUTS (outf, dregs (src1));
4051
      OUTS (outf, " BY ");
4052
      OUTS (outf, dregs_lo (src0));
4053
    }
4054
  else if (sop == 2 && sopcde == 1)
4055
    {
4056
      OUTS (outf, dregs (dst0));
4057
      OUTS (outf, " = SHIFT ");
4058
      OUTS (outf, dregs (src1));
4059
      OUTS (outf, " BY ");
4060
      OUTS (outf, dregs_lo (src0));
4061
      OUTS (outf, " (V)");
4062
    }
4063
  else if (sop == 0 && sopcde == 4)
4064
    {
4065
      OUTS (outf, dregs (dst0));
4066
      OUTS (outf, " = PACK (");
4067
      OUTS (outf, dregs_lo (src1));
4068
      OUTS (outf, ", ");
4069
      OUTS (outf, dregs_lo (src0));
4070
      OUTS (outf, ")");
4071
    }
4072
  else if (sop == 1 && sopcde == 4)
4073
    {
4074
      OUTS (outf, dregs (dst0));
4075
      OUTS (outf, " = PACK (");
4076
      OUTS (outf, dregs_lo (src1));
4077
      OUTS (outf, ", ");
4078
      OUTS (outf, dregs_hi (src0));
4079
      OUTS (outf, ")");
4080
    }
4081
  else if (sop == 2 && sopcde == 4)
4082
    {
4083
      OUTS (outf, dregs (dst0));
4084
      OUTS (outf, " = PACK (");
4085
      OUTS (outf, dregs_hi (src1));
4086
      OUTS (outf, ", ");
4087
      OUTS (outf, dregs_lo (src0));
4088
      OUTS (outf, ")");
4089
    }
4090
  else if (sop == 3 && sopcde == 4)
4091
    {
4092
      OUTS (outf, dregs (dst0));
4093
      OUTS (outf, " = PACK (");
4094
      OUTS (outf, dregs_hi (src1));
4095
      OUTS (outf, ", ");
4096
      OUTS (outf, dregs_hi (src0));
4097
      OUTS (outf, ")");
4098
    }
4099
  else if (sop == 0 && sopcde == 5)
4100
    {
4101
      OUTS (outf, dregs_lo (dst0));
4102
      OUTS (outf, " = SIGNBITS ");
4103
      OUTS (outf, dregs (src1));
4104
    }
4105
  else if (sop == 1 && sopcde == 5)
4106
    {
4107
      OUTS (outf, dregs_lo (dst0));
4108
      OUTS (outf, " = SIGNBITS ");
4109
      OUTS (outf, dregs_lo (src1));
4110
    }
4111
  else if (sop == 2 && sopcde == 5)
4112
    {
4113
      OUTS (outf, dregs_lo (dst0));
4114
      OUTS (outf, " = SIGNBITS ");
4115
      OUTS (outf, dregs_hi (src1));
4116
    }
4117
  else if (sop == 0 && sopcde == 6)
4118
    {
4119
      OUTS (outf, dregs_lo (dst0));
4120
      OUTS (outf, " = SIGNBITS A0");
4121
    }
4122
  else if (sop == 1 && sopcde == 6)
4123
    {
4124
      OUTS (outf, dregs_lo (dst0));
4125
      OUTS (outf, " = SIGNBITS A1");
4126
    }
4127
  else if (sop == 3 && sopcde == 6)
4128
    {
4129
      OUTS (outf, dregs_lo (dst0));
4130
      OUTS (outf, " = ONES ");
4131
      OUTS (outf, dregs (src1));
4132
    }
4133
  else if (sop == 0 && sopcde == 7)
4134
    {
4135
      OUTS (outf, dregs_lo (dst0));
4136
      OUTS (outf, " = EXPADJ (");
4137
      OUTS (outf, dregs (src1));
4138
      OUTS (outf, ", ");
4139
      OUTS (outf, dregs_lo (src0));
4140
      OUTS (outf, ")");
4141
    }
4142
  else if (sop == 1 && sopcde == 7)
4143
    {
4144
      OUTS (outf, dregs_lo (dst0));
4145
      OUTS (outf, " = EXPADJ (");
4146
      OUTS (outf, dregs (src1));
4147
      OUTS (outf, ", ");
4148
      OUTS (outf, dregs_lo (src0));
4149
      OUTS (outf, ") (V)");
4150
    }
4151
  else if (sop == 2 && sopcde == 7)
4152
    {
4153
      OUTS (outf, dregs_lo (dst0));
4154
      OUTS (outf, " = EXPADJ (");
4155
      OUTS (outf, dregs_lo (src1));
4156
      OUTS (outf, ", ");
4157
      OUTS (outf, dregs_lo (src0));
4158
      OUTS (outf, ")");
4159
    }
4160
  else if (sop == 3 && sopcde == 7)
4161
    {
4162
      OUTS (outf, dregs_lo (dst0));
4163
      OUTS (outf, " = EXPADJ (");
4164
      OUTS (outf, dregs_hi (src1));
4165
      OUTS (outf, ", ");
4166
      OUTS (outf, dregs_lo (src0));
4167
      OUTS (outf, ")");
4168
    }
4169
  else if (sop == 0 && sopcde == 8)
4170
    {
4171
      OUTS (outf, "BITMUX (");
4172
      OUTS (outf, dregs (src0));
4173
      OUTS (outf, ", ");
4174
      OUTS (outf, dregs (src1));
4175
      OUTS (outf, ", A0) (ASR)");
4176
    }
4177
  else if (sop == 1 && sopcde == 8)
4178
    {
4179
      OUTS (outf, "BITMUX (");
4180
      OUTS (outf, dregs (src0));
4181
      OUTS (outf, ", ");
4182
      OUTS (outf, dregs (src1));
4183
      OUTS (outf, ", A0) (ASL)");
4184
    }
4185
  else if (sop == 0 && sopcde == 9)
4186
    {
4187
      OUTS (outf, dregs_lo (dst0));
4188
      OUTS (outf, " = VIT_MAX (");
4189
      OUTS (outf, dregs (src1));
4190
      OUTS (outf, ") (ASL)");
4191
    }
4192
  else if (sop == 1 && sopcde == 9)
4193
    {
4194
      OUTS (outf, dregs_lo (dst0));
4195
      OUTS (outf, " = VIT_MAX (");
4196
      OUTS (outf, dregs (src1));
4197
      OUTS (outf, ") (ASR)");
4198
    }
4199
  else if (sop == 2 && sopcde == 9)
4200
    {
4201
      OUTS (outf, dregs (dst0));
4202
      OUTS (outf, " = VIT_MAX (");
4203
      OUTS (outf, dregs (src1));
4204
      OUTS (outf, ", ");
4205
      OUTS (outf, dregs (src0));
4206
      OUTS (outf, ") (ASL)");
4207
    }
4208
  else if (sop == 3 && sopcde == 9)
4209
    {
4210
      OUTS (outf, dregs (dst0));
4211
      OUTS (outf, " = VIT_MAX (");
4212
      OUTS (outf, dregs (src1));
4213
      OUTS (outf, ", ");
4214
      OUTS (outf, dregs (src0));
4215
      OUTS (outf, ") (ASR)");
4216
    }
4217
  else if (sop == 0 && sopcde == 10)
4218
    {
4219
      OUTS (outf, dregs (dst0));
4220
      OUTS (outf, " = EXTRACT (");
4221
      OUTS (outf, dregs (src1));
4222
      OUTS (outf, ", ");
4223
      OUTS (outf, dregs_lo (src0));
4224
      OUTS (outf, ") (Z)");
4225
    }
4226
  else if (sop == 1 && sopcde == 10)
4227
    {
4228
      OUTS (outf, dregs (dst0));
4229
      OUTS (outf, " = EXTRACT (");
4230
      OUTS (outf, dregs (src1));
4231
      OUTS (outf, ", ");
4232
      OUTS (outf, dregs_lo (src0));
4233
      OUTS (outf, ") (X)");
4234
    }
4235
  else if (sop == 2 && sopcde == 10)
4236
    {
4237
      OUTS (outf, dregs (dst0));
4238
      OUTS (outf, " = DEPOSIT (");
4239
      OUTS (outf, dregs (src1));
4240
      OUTS (outf, ", ");
4241
      OUTS (outf, dregs (src0));
4242
      OUTS (outf, ")");
4243
    }
4244
  else if (sop == 3 && sopcde == 10)
4245
    {
4246
      OUTS (outf, dregs (dst0));
4247
      OUTS (outf, " = DEPOSIT (");
4248
      OUTS (outf, dregs (src1));
4249
      OUTS (outf, ", ");
4250
      OUTS (outf, dregs (src0));
4251
      OUTS (outf, ") (X)");
4252
    }
4253
  else if (sop == 0 && sopcde == 11)
4254
    {
4255
      OUTS (outf, dregs_lo (dst0));
4256
      OUTS (outf, " = CC = BXORSHIFT (A0, ");
4257
      OUTS (outf, dregs (src0));
4258
      OUTS (outf, ")");
4259
    }
4260
  else if (sop == 1 && sopcde == 11)
4261
    {
4262
      OUTS (outf, dregs_lo (dst0));
4263
      OUTS (outf, " = CC = BXOR (A0, ");
4264
      OUTS (outf, dregs (src0));
4265
      OUTS (outf, ")");
4266
    }
4267
  else if (sop == 0 && sopcde == 12)
4268
    OUTS (outf, "A0 = BXORSHIFT (A0, A1, CC)");
4269
 
4270
  else if (sop == 1 && sopcde == 12)
4271
    {
4272
      OUTS (outf, dregs_lo (dst0));
4273
      OUTS (outf, " = CC = BXOR (A0, A1, CC)");
4274
    }
4275
  else if (sop == 0 && sopcde == 13)
4276
    {
4277
      OUTS (outf, dregs (dst0));
4278
      OUTS (outf, " = ALIGN8 (");
4279
      OUTS (outf, dregs (src1));
4280
      OUTS (outf, ", ");
4281
      OUTS (outf, dregs (src0));
4282
      OUTS (outf, ")");
4283
    }
4284
  else if (sop == 1 && sopcde == 13)
4285
    {
4286
      OUTS (outf, dregs (dst0));
4287
      OUTS (outf, " = ALIGN16 (");
4288
      OUTS (outf, dregs (src1));
4289
      OUTS (outf, ", ");
4290
      OUTS (outf, dregs (src0));
4291
      OUTS (outf, ")");
4292
    }
4293
  else if (sop == 2 && sopcde == 13)
4294
    {
4295
      OUTS (outf, dregs (dst0));
4296
      OUTS (outf, " = ALIGN24 (");
4297
      OUTS (outf, dregs (src1));
4298
      OUTS (outf, ", ");
4299
      OUTS (outf, dregs (src0));
4300
      OUTS (outf, ")");
4301
    }
4302
  else
4303
    return 0;
4304
 
4305
  return 4;
4306
}
4307
 
4308
static int
4309
decode_dsp32shiftimm_0 (TIword iw0, TIword iw1, disassemble_info *outf)
4310
{
4311
  /* dsp32shiftimm
4312
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
4313
     | 1 | 1 | 0 | 0 |.M.| 1 | 1 | 0 | 1 | - | - |.sopcde............|
4314
     |.sop...|.HLs...|.dst0......|.immag.................|.src1......|
4315
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
4316
  int src1     = ((iw1 >> DSP32ShiftImm_src1_bits) & DSP32ShiftImm_src1_mask);
4317
  int sop      = ((iw1 >> DSP32ShiftImm_sop_bits) & DSP32ShiftImm_sop_mask);
4318
  int bit8     = ((iw1 >> 8) & 0x1);
4319
  int immag    = ((iw1 >> DSP32ShiftImm_immag_bits) & DSP32ShiftImm_immag_mask);
4320
  int newimmag = (-(iw1 >> DSP32ShiftImm_immag_bits) & DSP32ShiftImm_immag_mask);
4321
  int dst0     = ((iw1 >> DSP32ShiftImm_dst0_bits) & DSP32ShiftImm_dst0_mask);
4322
  int sopcde   = ((iw0 >> (DSP32ShiftImm_sopcde_bits - 16)) & DSP32ShiftImm_sopcde_mask);
4323
  int HLs      = ((iw1 >> DSP32ShiftImm_HLs_bits) & DSP32ShiftImm_HLs_mask);
4324
 
4325
 
4326
  if (sop == 0 && sopcde == 0)
4327
    {
4328
      OUTS (outf, (HLs & 2) ? dregs_hi (dst0) : dregs_lo (dst0));
4329
      OUTS (outf, " = ");
4330
      OUTS (outf, (HLs & 1) ? dregs_hi (src1) : dregs_lo (src1));
4331
      OUTS (outf, " >>> ");
4332
      OUTS (outf, uimm4 (newimmag));
4333
    }
4334
  else if (sop == 1 && sopcde == 0 && bit8 == 0)
4335
    {
4336
      OUTS (outf, (HLs & 2) ? dregs_hi (dst0) : dregs_lo (dst0));
4337
      OUTS (outf, " = ");
4338
      OUTS (outf, (HLs & 1) ? dregs_hi (src1) : dregs_lo (src1));
4339
      OUTS (outf, " << ");
4340
      OUTS (outf, uimm4 (immag));
4341
      OUTS (outf, " (S)");
4342
    }
4343
  else if (sop == 1 && sopcde == 0 && bit8 == 1)
4344
    {
4345
      OUTS (outf, (HLs & 2) ? dregs_hi (dst0) : dregs_lo (dst0));
4346
      OUTS (outf, " = ");
4347
      OUTS (outf, (HLs & 1) ? dregs_hi (src1) : dregs_lo (src1));
4348
      OUTS (outf, " >>> ");
4349
      OUTS (outf, uimm4 (newimmag));
4350
      OUTS (outf, " (S)");
4351
    }
4352
  else if (sop == 2 && sopcde == 0 && bit8 == 0)
4353
    {
4354
      OUTS (outf, (HLs & 2) ? dregs_hi (dst0) : dregs_lo (dst0));
4355
      OUTS (outf, " = ");
4356
      OUTS (outf, (HLs & 1) ? dregs_hi (src1) : dregs_lo (src1));
4357
      OUTS (outf, " << ");
4358
      OUTS (outf, uimm4 (immag));
4359
    }
4360
  else if (sop == 2 && sopcde == 0 && bit8 == 1)
4361
    {
4362
      OUTS (outf, (HLs & 2) ? dregs_hi (dst0) : dregs_lo (dst0));
4363
      OUTS (outf, " = ");
4364
      OUTS (outf, (HLs & 1) ? dregs_hi (src1) : dregs_lo (src1));
4365
      OUTS (outf, " >> ");
4366
      OUTS (outf, uimm4 (newimmag));
4367
    }
4368
  else if (sop == 2 && sopcde == 3 && HLs == 1)
4369
    {
4370
      OUTS (outf, "A1 = ROT A1 BY ");
4371
      OUTS (outf, imm6 (immag));
4372
    }
4373
  else if (sop == 0 && sopcde == 3 && HLs == 0 && bit8 == 0)
4374
    {
4375
      OUTS (outf, "A0 = A0 << ");
4376
      OUTS (outf, uimm5 (immag));
4377
    }
4378
  else if (sop == 0 && sopcde == 3 && HLs == 0 && bit8 == 1)
4379
    {
4380
      OUTS (outf, "A0 = A0 >>> ");
4381
      OUTS (outf, uimm5 (newimmag));
4382
    }
4383
  else if (sop == 0 && sopcde == 3 && HLs == 1 && bit8 == 0)
4384
    {
4385
      OUTS (outf, "A1 = A1 << ");
4386
      OUTS (outf, uimm5 (immag));
4387
    }
4388
  else if (sop == 0 && sopcde == 3 && HLs == 1 && bit8 == 1)
4389
    {
4390
      OUTS (outf, "A1 = A1 >>> ");
4391
      OUTS (outf, uimm5 (newimmag));
4392
    }
4393
  else if (sop == 1 && sopcde == 3 && HLs == 0)
4394
    {
4395
      OUTS (outf, "A0 = A0 >> ");
4396
      OUTS (outf, uimm5 (newimmag));
4397
    }
4398
  else if (sop == 1 && sopcde == 3 && HLs == 1)
4399
    {
4400
      OUTS (outf, "A1 = A1 >> ");
4401
      OUTS (outf, uimm5 (newimmag));
4402
    }
4403
  else if (sop == 2 && sopcde == 3 && HLs == 0)
4404
    {
4405
      OUTS (outf, "A0 = ROT A0 BY ");
4406
      OUTS (outf, imm6 (immag));
4407
    }
4408
  else if (sop == 1 && sopcde == 1 && bit8 == 0)
4409
    {
4410
      OUTS (outf, dregs (dst0));
4411
      OUTS (outf, " = ");
4412
      OUTS (outf, dregs (src1));
4413
      OUTS (outf, " << ");
4414
      OUTS (outf, uimm5 (immag));
4415
      OUTS (outf, " (V, S)");
4416
    }
4417
  else if (sop == 1 && sopcde == 1 && bit8 == 1)
4418
    {
4419
      OUTS (outf, dregs (dst0));
4420
      OUTS (outf, " = ");
4421
      OUTS (outf, dregs (src1));
4422
      OUTS (outf, " >>> ");
4423
      OUTS (outf, imm5 (-immag));
4424
      OUTS (outf, " (V)");
4425
    }
4426
  else if (sop == 2 && sopcde == 1 && bit8 == 1)
4427
    {
4428
      OUTS (outf, dregs (dst0));
4429
      OUTS (outf, " = ");
4430
      OUTS (outf, dregs (src1));
4431
      OUTS (outf, " >> ");
4432
      OUTS (outf, uimm5 (newimmag));
4433
      OUTS (outf, " (V)");
4434
    }
4435
  else if (sop == 2 && sopcde == 1 && bit8 == 0)
4436
    {
4437
      OUTS (outf, dregs (dst0));
4438
      OUTS (outf, " = ");
4439
      OUTS (outf, dregs (src1));
4440
      OUTS (outf, " << ");
4441
      OUTS (outf, imm5 (immag));
4442
      OUTS (outf, " (V)");
4443
    }
4444
  else if (sop == 0 && sopcde == 1)
4445
    {
4446
      OUTS (outf, dregs (dst0));
4447
      OUTS (outf, " = ");
4448
      OUTS (outf, dregs (src1));
4449
      OUTS (outf, " >>> ");
4450
      OUTS (outf, uimm5 (newimmag));
4451
      OUTS (outf, " (V)");
4452
    }
4453
  else if (sop == 1 && sopcde == 2)
4454
    {
4455
      OUTS (outf, dregs (dst0));
4456
      OUTS (outf, " = ");
4457
      OUTS (outf, dregs (src1));
4458
      OUTS (outf, " << ");
4459
      OUTS (outf, uimm5 (immag));
4460
      OUTS (outf, " (S)");
4461
    }
4462
  else if (sop == 2 && sopcde == 2 && bit8 == 1)
4463
    {
4464
      OUTS (outf, dregs (dst0));
4465
      OUTS (outf, " = ");
4466
      OUTS (outf, dregs (src1));
4467
      OUTS (outf, " >> ");
4468
      OUTS (outf, uimm5 (newimmag));
4469
    }
4470
  else if (sop == 2 && sopcde == 2 && bit8 == 0)
4471
    {
4472
      OUTS (outf, dregs (dst0));
4473
      OUTS (outf, " = ");
4474
      OUTS (outf, dregs (src1));
4475
      OUTS (outf, " << ");
4476
      OUTS (outf, uimm5 (immag));
4477
    }
4478
  else if (sop == 3 && sopcde == 2)
4479
    {
4480
      OUTS (outf, dregs (dst0));
4481
      OUTS (outf, " = ROT ");
4482
      OUTS (outf, dregs (src1));
4483
      OUTS (outf, " BY ");
4484
      OUTS (outf, imm6 (immag));
4485
    }
4486
  else if (sop == 0 && sopcde == 2)
4487
    {
4488
      OUTS (outf, dregs (dst0));
4489
      OUTS (outf, " = ");
4490
      OUTS (outf, dregs (src1));
4491
      OUTS (outf, " >>> ");
4492
      OUTS (outf, uimm5 (newimmag));
4493
    }
4494
  else
4495
    return 0;
4496
 
4497
  return 4;
4498
}
4499
 
4500
static int
4501
decode_pseudoDEBUG_0 (TIword iw0, disassemble_info *outf)
4502
{
4503
  /* pseudoDEBUG
4504
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
4505
     | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |.fn....|.grp.......|.reg.......|
4506
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
4507
  int fn  = ((iw0 >> PseudoDbg_fn_bits) & PseudoDbg_fn_mask);
4508
  int grp = ((iw0 >> PseudoDbg_grp_bits) & PseudoDbg_grp_mask);
4509
  int reg = ((iw0 >> PseudoDbg_reg_bits) & PseudoDbg_reg_mask);
4510
 
4511
  if (reg == 0 && fn == 3)
4512
    OUTS (outf, "DBG A0");
4513
 
4514
  else if (reg == 1 && fn == 3)
4515
    OUTS (outf, "DBG A1");
4516
 
4517
  else if (reg == 3 && fn == 3)
4518
    OUTS (outf, "ABORT");
4519
 
4520
  else if (reg == 4 && fn == 3)
4521
    OUTS (outf, "HLT");
4522
 
4523
  else if (reg == 5 && fn == 3)
4524
    OUTS (outf, "DBGHALT");
4525
 
4526
  else if (reg == 6 && fn == 3)
4527
    {
4528
      OUTS (outf, "DBGCMPLX (");
4529
      OUTS (outf, dregs (grp));
4530
      OUTS (outf, ")");
4531
    }
4532
  else if (reg == 7 && fn == 3)
4533
    OUTS (outf, "DBG");
4534
 
4535
  else if (grp == 0 && fn == 2)
4536
    {
4537
      OUTS (outf, "OUTC");
4538
      OUTS (outf, dregs (reg));
4539
    }
4540
  else if (fn == 0)
4541
    {
4542
      OUTS (outf, "DBG");
4543
      OUTS (outf, allregs (reg, grp));
4544
    }
4545
  else if (fn == 1)
4546
    {
4547
      OUTS (outf, "PRNT");
4548
      OUTS (outf, allregs (reg, grp));
4549
    }
4550
  else
4551
    return 0;
4552
 
4553
  return 2;
4554
}
4555
 
4556
static int
4557
decode_pseudodbg_assert_0 (TIword iw0, TIword iw1, disassemble_info *outf)
4558
{
4559
  /* pseudodbg_assert
4560
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
4561
     | 1 | 1 | 1 | 1 | 0 | - | - | - | - | - |.dbgop.....|.regtest...|
4562
     |.expected......................................................|
4563
     +---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+  */
4564
  int expected = ((iw1 >> PseudoDbg_Assert_expected_bits) & PseudoDbg_Assert_expected_mask);
4565
  int dbgop    = ((iw0 >> (PseudoDbg_Assert_dbgop_bits - 16)) & PseudoDbg_Assert_dbgop_mask);
4566
  int regtest  = ((iw0 >> (PseudoDbg_Assert_regtest_bits - 16)) & PseudoDbg_Assert_regtest_mask);
4567
 
4568
  if (dbgop == 0)
4569
    {
4570
      OUTS (outf, "DBGA (");
4571
      OUTS (outf, dregs_lo (regtest));
4572
      OUTS (outf, ", ");
4573
      OUTS (outf, uimm16 (expected));
4574
      OUTS (outf, ")");
4575
    }
4576
  else if (dbgop == 1)
4577
    {
4578
      OUTS (outf, "DBGA (");
4579
      OUTS (outf, dregs_hi (regtest));
4580
      OUTS (outf, ", ");
4581
      OUTS (outf, uimm16 (expected));
4582
      OUTS (outf, ")");
4583
    }
4584
  else if (dbgop == 2)
4585
    {
4586
      OUTS (outf, "DBGAL (");
4587
      OUTS (outf, dregs (regtest));
4588
      OUTS (outf, ", ");
4589
      OUTS (outf, uimm16 (expected));
4590
      OUTS (outf, ")");
4591
    }
4592
  else if (dbgop == 3)
4593
    {
4594
      OUTS (outf, "DBGAH (");
4595
      OUTS (outf, dregs (regtest));
4596
      OUTS (outf, ", ");
4597
      OUTS (outf, uimm16 (expected));
4598
      OUTS (outf, ")");
4599
    }
4600
  else
4601
    return 0;
4602
  return 4;
4603
}
4604
 
4605
int
4606
_print_insn_bfin (bfd_vma pc, disassemble_info *outf)
4607
{
4608
  bfd_byte buf[4];
4609
  TIword iw0;
4610
  TIword iw1;
4611
  int status;
4612
  int rv = 0;
4613
 
4614
  status = (*outf->read_memory_func) (pc & ~0x1, buf, 2, outf);
4615
  status = (*outf->read_memory_func) ((pc + 2) & ~0x1, buf + 2, 2, outf);
4616
 
4617
  iw0 = bfd_getl16 (buf);
4618
  iw1 = bfd_getl16 (buf + 2);
4619
 
4620
  if ((iw0 & 0xf7ff) == 0xc003 && iw1 == 0x1800)
4621
    {
4622
      OUTS (outf, "MNOP");
4623
      return 4;
4624
    }
4625
  else if ((iw0 & 0xff00) == 0x0000)
4626
    rv = decode_ProgCtrl_0 (iw0, outf);
4627
  else if ((iw0 & 0xffc0) == 0x0240)
4628
    rv = decode_CaCTRL_0 (iw0, outf);
4629
  else if ((iw0 & 0xff80) == 0x0100)
4630
    rv = decode_PushPopReg_0 (iw0, outf);
4631
  else if ((iw0 & 0xfe00) == 0x0400)
4632
    rv = decode_PushPopMultiple_0 (iw0, outf);
4633
  else if ((iw0 & 0xfe00) == 0x0600)
4634
    rv = decode_ccMV_0 (iw0, outf);
4635
  else if ((iw0 & 0xf800) == 0x0800)
4636
    rv = decode_CCflag_0 (iw0, outf);
4637
  else if ((iw0 & 0xffe0) == 0x0200)
4638
    rv = decode_CC2dreg_0 (iw0, outf);
4639
  else if ((iw0 & 0xff00) == 0x0300)
4640
    rv = decode_CC2stat_0 (iw0, outf);
4641
  else if ((iw0 & 0xf000) == 0x1000)
4642
    rv = decode_BRCC_0 (iw0, pc, outf);
4643
  else if ((iw0 & 0xf000) == 0x2000)
4644
    rv = decode_UJUMP_0 (iw0, pc, outf);
4645
  else if ((iw0 & 0xf000) == 0x3000)
4646
    rv = decode_REGMV_0 (iw0, outf);
4647
  else if ((iw0 & 0xfc00) == 0x4000)
4648
    rv = decode_ALU2op_0 (iw0, outf);
4649
  else if ((iw0 & 0xfe00) == 0x4400)
4650
    rv = decode_PTR2op_0 (iw0, outf);
4651
  else if ((iw0 & 0xf800) == 0x4800)
4652
    rv = decode_LOGI2op_0 (iw0, outf);
4653
  else if ((iw0 & 0xf000) == 0x5000)
4654
    rv = decode_COMP3op_0 (iw0, outf);
4655
  else if ((iw0 & 0xf800) == 0x6000)
4656
    rv = decode_COMPI2opD_0 (iw0, outf);
4657
  else if ((iw0 & 0xf800) == 0x6800)
4658
    rv = decode_COMPI2opP_0 (iw0, outf);
4659
  else if ((iw0 & 0xf000) == 0x8000)
4660
    rv = decode_LDSTpmod_0 (iw0, outf);
4661
  else if ((iw0 & 0xff60) == 0x9e60)
4662
    rv = decode_dagMODim_0 (iw0, outf);
4663
  else if ((iw0 & 0xfff0) == 0x9f60)
4664
    rv = decode_dagMODik_0 (iw0, outf);
4665
  else if ((iw0 & 0xfc00) == 0x9c00)
4666
    rv = decode_dspLDST_0 (iw0, outf);
4667
  else if ((iw0 & 0xf000) == 0x9000)
4668
    rv = decode_LDST_0 (iw0, outf);
4669
  else if ((iw0 & 0xfc00) == 0xb800)
4670
    rv = decode_LDSTiiFP_0 (iw0, outf);
4671
  else if ((iw0 & 0xe000) == 0xA000)
4672
    rv = decode_LDSTii_0 (iw0, outf);
4673
  else if ((iw0 & 0xff80) == 0xe080 && (iw1 & 0x0C00) == 0x0000)
4674
    rv = decode_LoopSetup_0 (iw0, iw1, pc, outf);
4675
  else if ((iw0 & 0xff00) == 0xe100 && (iw1 & 0x0000) == 0x0000)
4676
    rv = decode_LDIMMhalf_0 (iw0, iw1, outf);
4677
  else if ((iw0 & 0xfe00) == 0xe200 && (iw1 & 0x0000) == 0x0000)
4678
    rv = decode_CALLa_0 (iw0, iw1, pc, outf);
4679
  else if ((iw0 & 0xfc00) == 0xe400 && (iw1 & 0x0000) == 0x0000)
4680
    rv = decode_LDSTidxI_0 (iw0, iw1, outf);
4681
  else if ((iw0 & 0xfffe) == 0xe800 && (iw1 & 0x0000) == 0x0000)
4682
    rv = decode_linkage_0 (iw0, iw1, outf);
4683
  else if ((iw0 & 0xf600) == 0xc000 && (iw1 & 0x0000) == 0x0000)
4684
    rv = decode_dsp32mac_0 (iw0, iw1, outf);
4685
  else if ((iw0 & 0xf600) == 0xc200 && (iw1 & 0x0000) == 0x0000)
4686
    rv = decode_dsp32mult_0 (iw0, iw1, outf);
4687
  else if ((iw0 & 0xf7c0) == 0xc400 && (iw1 & 0x0000) == 0x0000)
4688
    rv = decode_dsp32alu_0 (iw0, iw1, outf);
4689
  else if ((iw0 & 0xf780) == 0xc600 && (iw1 & 0x01c0) == 0x0000)
4690
    rv = decode_dsp32shift_0 (iw0, iw1, outf);
4691
  else if ((iw0 & 0xf780) == 0xc680 && (iw1 & 0x0000) == 0x0000)
4692
    rv = decode_dsp32shiftimm_0 (iw0, iw1, outf);
4693
  else if ((iw0 & 0xff00) == 0xf800)
4694
    rv = decode_pseudoDEBUG_0 (iw0, outf);
4695
#if 0
4696
  else if ((iw0 & 0xFF00) == 0xF900)
4697
    rv = decode_pseudoOChar_0 (iw0, iw1, pc, outf);
4698
#endif
4699
  else if ((iw0 & 0xFFC0) == 0xf000 && (iw1 & 0x0000) == 0x0000)
4700
    rv = decode_pseudodbg_assert_0 (iw0, iw1, outf);
4701
 
4702
  return rv;
4703
}
4704
 
4705
 
4706
int
4707
print_insn_bfin (bfd_vma pc, disassemble_info *outf)
4708
{
4709
  bfd_byte buf[2];
4710
  unsigned short iw0;
4711
  int status;
4712
  int count = 0;
4713
 
4714
  status = (*outf->read_memory_func) (pc & ~0x01, buf, 2, outf);
4715
  iw0 = bfd_getl16 (buf);
4716
 
4717
  count += _print_insn_bfin (pc, outf);
4718
 
4719
  /* Proper display of multiple issue instructions.  */
4720
 
4721
  if ((iw0 & 0xc000) == 0xc000 && (iw0 & BIT_MULTI_INS)
4722
      && ((iw0 & 0xe800) != 0xe800 /* Not Linkage.  */ ))
4723
    {
4724
      parallel = 1;
4725
      outf->fprintf_func (outf->stream, " || ");
4726
      count += _print_insn_bfin (pc + 4, outf);
4727
      outf->fprintf_func (outf->stream, " || ");
4728
      count += _print_insn_bfin (pc + 6, outf);
4729
      parallel = 0;
4730
    }
4731
  if (count == 0)
4732
    {
4733
      outf->fprintf_func (outf->stream, "ILLEGAL");
4734
      return 2;
4735
    }
4736
  if (!comment)
4737
    outf->fprintf_func (outf->stream, ";");
4738
 
4739
  comment = 0;
4740
 
4741
  return count;
4742
}

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