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[/] [or1k/] [branches/] [oc/] [gdb-5.0/] [opcodes/] [sh-dis.c] - Blame information for rev 106

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1 106 markom
/* Disassemble SH instructions.
2
   Copyright (C) 1993, 94, 95, 96, 97, 1998, 2000 Free Software Foundation, Inc.
3
 
4
This program is free software; you can redistribute it and/or modify
5
it under the terms of the GNU General Public License as published by
6
the Free Software Foundation; either version 2 of the License, or
7
(at your option) any later version.
8
 
9
This program is distributed in the hope that it will be useful,
10
but WITHOUT ANY WARRANTY; without even the implied warranty of
11
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12
GNU General Public License for more details.
13
 
14
You should have received a copy of the GNU General Public License
15
along with this program; if not, write to the Free Software
16
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
17
 
18
#include <stdio.h>
19
#define STATIC_TABLE
20
#define DEFINE_TABLE
21
 
22
#include "sh-opc.h"
23
#include "dis-asm.h"
24
 
25
#define LITTLE_BIT 2
26
 
27
static void
28
print_movxy (op, rn, rm, fprintf_fn, stream)
29
     sh_opcode_info *op;
30
     int rn, rm;
31
     fprintf_ftype fprintf_fn;
32
     void *stream;
33
{
34
  int n;
35
 
36
  fprintf_fn (stream,"%s\t", op->name);
37
  for (n = 0; n < 2; n++)
38
    {
39
      switch (op->arg[n])
40
        {
41
        case A_IND_N:
42
          fprintf_fn (stream, "@r%d", rn);
43
          break;
44
        case A_INC_N:
45
          fprintf_fn (stream, "@r%d+", rn);
46
          break;
47
        case A_PMOD_N:
48
          fprintf_fn (stream, "@r%d+r8", rn);
49
          break;
50
        case A_PMODY_N:
51
          fprintf_fn (stream, "@r%d+r9", rn);
52
          break;
53
        case DSP_REG_M:
54
          fprintf_fn (stream, "a%c", '0' + rm);
55
          break;
56
        case DSP_REG_X:
57
          fprintf_fn (stream, "x%c", '0' + rm);
58
          break;
59
        case DSP_REG_Y:
60
          fprintf_fn (stream, "y%c", '0' + rm);
61
          break;
62
        default:
63
          abort ();
64
        }
65
      if (n == 0)
66
        fprintf_fn (stream, ",");
67
    }
68
}
69
 
70
/* Print a double data transfer insn.  INSN is just the lower three
71
   nibbles of the insn, i.e. field a and the bit that indicates if
72
   a parallel processing insn follows.
73
   Return nonzero if a field b of a parallel processing insns follows.  */
74
static void
75
print_insn_ddt (insn, info)
76
     int insn;
77
     struct disassemble_info *info;
78
{
79
  fprintf_ftype fprintf_fn = info->fprintf_func;
80
  void *stream = info->stream;
81
 
82
  /* If this is just a nop, make sure to emit something.  */
83
  if (insn == 0x000)
84
    fprintf_fn (stream, "nopx\tnopy");
85
 
86
  /* If a parallel processing insn was printed before,
87
     and we got a non-nop, emit a tab.  */
88
  if ((insn & 0x800) && (insn & 0x3ff))
89
    fprintf_fn (stream, "\t");
90
 
91
  /* Check if either the x or y part is invalid.  */
92
  if (((insn & 0xc) == 0 && (insn & 0x2a0))
93
      || ((insn & 3) == 0 && (insn & 0x150)))
94
    fprintf_fn (stream, ".word 0x%x", insn);
95
  else
96
    {
97
      static sh_opcode_info *first_movx, *first_movy;
98
      sh_opcode_info *opx, *opy;
99
      int insn_x, insn_y;
100
 
101
      if (! first_movx)
102
        {
103
          for (first_movx = sh_table; first_movx->nibbles[1] != MOVX; )
104
            first_movx++;
105
          for (first_movy = first_movx; first_movy->nibbles[1] != MOVY; )
106
            first_movy++;
107
        }
108
      insn_x = (insn >> 2) & 0xb;
109
      if (insn_x)
110
        {
111
          for (opx = first_movx; opx->nibbles[2] != insn_x; ) opx++;
112
          print_movxy (opx, ((insn >> 9) & 1) + 4, (insn >> 7) & 1,
113
                       fprintf_fn, stream);
114
        }
115
      insn_y = (insn & 3) | ((insn >> 1) & 8);
116
      if (insn_y)
117
        {
118
          if (insn_x)
119
            fprintf_fn (stream, "\t");
120
          for (opy = first_movy; opy->nibbles[2] != insn_y; ) opy++;
121
          print_movxy (opy, ((insn >> 8) & 1) + 6, (insn >> 6) & 1,
122
                       fprintf_fn, stream);
123
        }
124
    }
125
}
126
 
127
static void
128
print_dsp_reg (rm, fprintf_fn, stream)
129
     int rm;
130
     fprintf_ftype fprintf_fn;
131
     void *stream;
132
{
133
  switch (rm)
134
    {
135
    case A_A1_NUM:
136
      fprintf_fn (stream, "a1");
137
      break;
138
    case A_A0_NUM:
139
      fprintf_fn (stream, "a0");
140
      break;
141
    case A_X0_NUM:
142
      fprintf_fn (stream, "x0");
143
      break;
144
    case A_X1_NUM:
145
      fprintf_fn (stream, "x1");
146
      break;
147
    case A_Y0_NUM:
148
      fprintf_fn (stream, "y0");
149
      break;
150
    case A_Y1_NUM:
151
      fprintf_fn (stream, "y1");
152
      break;
153
    case A_M0_NUM:
154
      fprintf_fn (stream, "m0");
155
      break;
156
    case A_A1G_NUM:
157
      fprintf_fn (stream, "a1g");
158
      break;
159
    case A_M1_NUM:
160
      fprintf_fn (stream, "m1");
161
      break;
162
    case A_A0G_NUM:
163
      fprintf_fn (stream, "a0g");
164
      break;
165
    default:
166
      fprintf_fn (stream, "0x%x", rm);
167
      break;
168
    }
169
}
170
 
171
static void
172
print_insn_ppi (field_b, info)
173
     int field_b;
174
     struct disassemble_info *info;
175
{
176
  static char *sx_tab[] = {"x0","x1","a0","a1"};
177
  static char *sy_tab[] = {"y0","y1","m0","m1"};
178
  fprintf_ftype fprintf_fn = info->fprintf_func;
179
  void *stream = info->stream;
180
  int nib1, nib2, nib3;
181
  char *dc;
182
  sh_opcode_info *op;
183
 
184
  if ((field_b & 0xe800) == 0)
185
    {
186
      fprintf_fn (stream, "psh%c\t#%d,",
187
                  field_b & 0x1000 ? 'a' : 'l',
188
                  (field_b >> 4) & 127);
189
      print_dsp_reg (field_b & 0xf, fprintf_fn, stream);
190
      return;
191
    }
192
  if ((field_b & 0xc000) == 0x4000 && (field_b & 0x3000) != 0x1000)
193
    {
194
      static char *du_tab[] = {"x0","y0","a0","a1"};
195
      static char *se_tab[] = {"x0","x1","y0","a1"};
196
      static char *sf_tab[] = {"y0","y1","x0","a1"};
197
      static char *sg_tab[] = {"m0","m1","a0","a1"};
198
 
199
      if (field_b & 0x2000)
200
        {
201
          fprintf_fn (stream, "p%s %s,%s,%s\t",
202
                      (field_b & 0x1000) ? "add" : "sub",
203
                      sx_tab[(field_b >> 6) & 3],
204
                      sy_tab[(field_b >> 4) & 3],
205
                      du_tab[(field_b >> 0) & 3]);
206
        }
207
      fprintf_fn (stream, "pmuls%c%s,%s,%s",
208
                  field_b & 0x2000 ? ' ' : '\t',
209
                  se_tab[(field_b >> 10) & 3],
210
                  sf_tab[(field_b >>  8) & 3],
211
                  sg_tab[(field_b >>  2) & 3]);
212
      return;
213
    }
214
 
215
  nib1 = PPIC;
216
  nib2 = field_b >> 12 & 0xf;
217
  nib3 = field_b >> 8 & 0xf;
218
  switch (nib3 & 0x3)
219
    {
220
    case 0:
221
      dc = "";
222
      nib1 = PPI3;
223
      break;
224
    case 1:
225
      dc = "";
226
      break;
227
    case 2:
228
      dc = "dct ";
229
      nib3 -= 1;
230
      break;
231
    case 3:
232
      dc = "dcf ";
233
      nib3 -= 2;
234
      break;
235
    }
236
  for (op = sh_table; op->name; op++)
237
    {
238
      if (op->nibbles[1] == nib1
239
          && op->nibbles[2] == nib2
240
          && op->nibbles[3] == nib3)
241
        {
242
          int n;
243
 
244
          fprintf_fn (stream, "%s%s\t", dc, op->name);
245
          for (n = 0; n < 3 && op->arg[n] != A_END; n++)
246
            {
247
              if (n && op->arg[1] != A_END)
248
                fprintf_fn (stream, ",");
249
              switch (op->arg[n])
250
                {
251
                case DSP_REG_N:
252
                  print_dsp_reg (field_b & 0xf, fprintf_fn, stream);
253
                  break;
254
                case DSP_REG_X:
255
                  fprintf_fn (stream, sx_tab[(field_b >> 6) & 3]);
256
                  break;
257
                case DSP_REG_Y:
258
                  fprintf_fn (stream, sy_tab[(field_b >> 4) & 3]);
259
                  break;
260
                case A_MACH:
261
                  fprintf_fn (stream, "mach");
262
                  break;
263
                case A_MACL:
264
                  fprintf_fn (stream ,"macl");
265
                  break;
266
                default:
267
                  abort ();
268
                }
269
            }
270
          return;
271
        }
272
    }
273
  /* Not found.  */
274
  fprintf_fn (stream, ".word 0x%x", field_b);
275
}
276
 
277
static int
278
print_insn_shx (memaddr, info)
279
     bfd_vma memaddr;
280
     struct disassemble_info *info;
281
{
282
  fprintf_ftype fprintf_fn = info->fprintf_func;
283
  void *stream = info->stream;
284
  unsigned char insn[2];
285
  unsigned char nibs[4];
286
  int status;
287
  bfd_vma relmask = ~ (bfd_vma) 0;
288
  sh_opcode_info *op;
289
  int target_arch;
290
 
291
  switch (info->mach)
292
    {
293
    case bfd_mach_sh:
294
      target_arch = arch_sh1;
295
      break;
296
    case bfd_mach_sh2:
297
      target_arch = arch_sh2;
298
      break;
299
    case bfd_mach_sh_dsp:
300
      target_arch = arch_sh_dsp;
301
      break;
302
    case bfd_mach_sh3:
303
      target_arch = arch_sh3;
304
      break;
305
    case bfd_mach_sh3_dsp:
306
      target_arch = arch_sh3_dsp;
307
      break;
308
    case bfd_mach_sh3e:
309
      target_arch = arch_sh3e;
310
      break;
311
    case bfd_mach_sh4:
312
      target_arch = arch_sh4;
313
      break;
314
    default:
315
      abort ();
316
    }
317
 
318
  status = info->read_memory_func (memaddr, insn, 2, info);
319
 
320
  if (status != 0)
321
    {
322
      info->memory_error_func (status, memaddr, info);
323
      return -1;
324
    }
325
 
326
  if (info->flags & LITTLE_BIT)
327
    {
328
      nibs[0] = (insn[1] >> 4) & 0xf;
329
      nibs[1] = insn[1] & 0xf;
330
 
331
      nibs[2] = (insn[0] >> 4) & 0xf;
332
      nibs[3] = insn[0] & 0xf;
333
    }
334
  else
335
    {
336
      nibs[0] = (insn[0] >> 4) & 0xf;
337
      nibs[1] = insn[0] & 0xf;
338
 
339
      nibs[2] = (insn[1] >> 4) & 0xf;
340
      nibs[3] = insn[1] & 0xf;
341
    }
342
 
343
  if (nibs[0] == 0xf && (nibs[1] & 4) == 0 && target_arch & arch_sh_dsp_up)
344
    {
345
      if (nibs[1] & 8)
346
        {
347
          int field_b;
348
 
349
          status = info->read_memory_func (memaddr + 2, insn, 2, info);
350
 
351
          if (status != 0)
352
            {
353
              info->memory_error_func (status, memaddr + 2, info);
354
              return -1;
355
            }
356
 
357
          if (info->flags & LITTLE_BIT)
358
            field_b = insn[1] << 8 | insn[0];
359
          else
360
            field_b = insn[0] << 8 | insn[1];
361
 
362
          print_insn_ppi (field_b, info);
363
          print_insn_ddt ((nibs[1] << 8) | (nibs[2] << 4) | nibs[3], info);
364
          return 4;
365
        }
366
      print_insn_ddt ((nibs[1] << 8) | (nibs[2] << 4) | nibs[3], info);
367
      return 2;
368
    }
369
  for (op = sh_table; op->name; op++)
370
    {
371
      int n;
372
      int imm = 0;
373
      int rn = 0;
374
      int rm = 0;
375
      int rb = 0;
376
      int disp_pc;
377
      bfd_vma disp_pc_addr = 0;
378
 
379
      if ((op->arch & target_arch) == 0)
380
        goto fail;
381
      for (n = 0; n < 4; n++)
382
        {
383
          int i = op->nibbles[n];
384
 
385
          if (i < 16)
386
            {
387
              if (nibs[n] == i)
388
                continue;
389
              goto fail;
390
            }
391
          switch (i)
392
            {
393
            case BRANCH_8:
394
              imm = (nibs[2] << 4) | (nibs[3]);
395
              if (imm & 0x80)
396
                imm |= ~0xff;
397
              imm = ((char)imm) * 2 + 4 ;
398
              goto ok;
399
            case BRANCH_12:
400
              imm = ((nibs[1]) << 8) | (nibs[2] << 4) | (nibs[3]);
401
              if (imm & 0x800)
402
                imm |= ~0xfff;
403
              imm = imm * 2 + 4;
404
              goto ok;
405
            case IMM0_4:
406
            case IMM1_4:
407
              imm = nibs[3];
408
              goto ok;
409
            case IMM0_4BY2:
410
            case IMM1_4BY2:
411
              imm = nibs[3] <<1;
412
              goto ok;
413
            case IMM0_4BY4:
414
            case IMM1_4BY4:
415
              imm = nibs[3] <<2;
416
              goto ok;
417
            case IMM0_8:
418
            case IMM1_8:
419
              imm = (nibs[2] << 4) | nibs[3];
420
              goto ok;
421
            case PCRELIMM_8BY2:
422
              imm = ((nibs[2] << 4) | nibs[3]) <<1;
423
              relmask = ~ (bfd_vma) 1;
424
              goto ok;
425
            case PCRELIMM_8BY4:
426
              imm = ((nibs[2] << 4) | nibs[3]) <<2;
427
              relmask = ~ (bfd_vma) 3;
428
              goto ok;
429
            case IMM0_8BY2:
430
            case IMM1_8BY2:
431
              imm = ((nibs[2] << 4) | nibs[3]) <<1;
432
              goto ok;
433
            case IMM0_8BY4:
434
            case IMM1_8BY4:
435
              imm = ((nibs[2] << 4) | nibs[3]) <<2;
436
              goto ok;
437
            case REG_N:
438
              rn = nibs[n];
439
              break;
440
            case REG_M:
441
              rm = nibs[n];
442
              break;
443
            case REG_NM:
444
              rn = (nibs[n] & 0xc) >> 2;
445
              rm = (nibs[n] & 0x3);
446
              break;
447
            case REG_B:
448
              rb = nibs[n] & 0x07;
449
              break;
450
            case SDT_REG_N:
451
              /* sh-dsp: single data transfer.  */
452
              rn = nibs[n];
453
              if ((rn & 0xc) != 4)
454
                goto fail;
455
              rn = rn & 0x3;
456
              rn |= (rn & 2) << 1;
457
              break;
458
            case PPI:
459
            case REPEAT:
460
              goto fail;
461
            default:
462
              abort();
463
            }
464
        }
465
 
466
    ok:
467
      fprintf_fn (stream,"%s\t", op->name);
468
      disp_pc = 0;
469
      for (n = 0; n < 3 && op->arg[n] != A_END; n++)
470
        {
471
          if (n && op->arg[1] != A_END)
472
            fprintf_fn (stream, ",");
473
          switch (op->arg[n])
474
            {
475
            case A_IMM:
476
              fprintf_fn (stream, "#%d", (char)(imm));
477
              break;
478
            case A_R0:
479
              fprintf_fn (stream, "r0");
480
              break;
481
            case A_REG_N:
482
              fprintf_fn (stream, "r%d", rn);
483
              break;
484
            case A_INC_N:
485
              fprintf_fn (stream, "@r%d+", rn);
486
              break;
487
            case A_DEC_N:
488
              fprintf_fn (stream, "@-r%d", rn);
489
              break;
490
            case A_IND_N:
491
              fprintf_fn (stream, "@r%d", rn);
492
              break;
493
            case A_DISP_REG_N:
494
              fprintf_fn (stream, "@(%d,r%d)", imm, rn);
495
              break;
496
            case A_PMOD_N:
497
              fprintf_fn (stream, "@r%d+r8", rn);
498
              break;
499
            case A_REG_M:
500
              fprintf_fn (stream, "r%d", rm);
501
              break;
502
            case A_INC_M:
503
              fprintf_fn (stream, "@r%d+", rm);
504
              break;
505
            case A_DEC_M:
506
              fprintf_fn (stream, "@-r%d", rm);
507
              break;
508
            case A_IND_M:
509
              fprintf_fn (stream, "@r%d", rm);
510
              break;
511
            case A_DISP_REG_M:
512
              fprintf_fn (stream, "@(%d,r%d)", imm, rm);
513
              break;
514
            case A_REG_B:
515
              fprintf_fn (stream, "r%d_bank", rb);
516
              break;
517
            case A_DISP_PC:
518
              disp_pc = 1;
519
              disp_pc_addr = imm + 4 + (memaddr & relmask);
520
              (*info->print_address_func) (disp_pc_addr, info);
521
              break;
522
            case A_IND_R0_REG_N:
523
              fprintf_fn (stream, "@(r0,r%d)", rn);
524
              break;
525
            case A_IND_R0_REG_M:
526
              fprintf_fn (stream, "@(r0,r%d)", rm);
527
              break;
528
            case A_DISP_GBR:
529
              fprintf_fn (stream, "@(%d,gbr)",imm);
530
              break;
531
            case A_R0_GBR:
532
              fprintf_fn (stream, "@(r0,gbr)");
533
              break;
534
            case A_BDISP12:
535
            case A_BDISP8:
536
              (*info->print_address_func) (imm + memaddr, info);
537
              break;
538
            case A_SR:
539
              fprintf_fn (stream, "sr");
540
              break;
541
            case A_GBR:
542
              fprintf_fn (stream, "gbr");
543
              break;
544
            case A_VBR:
545
              fprintf_fn (stream, "vbr");
546
              break;
547
            case A_DSR:
548
              fprintf_fn (stream, "dsr");
549
              break;
550
            case A_MOD:
551
              fprintf_fn (stream, "mod");
552
              break;
553
            case A_RE:
554
              fprintf_fn (stream, "re");
555
              break;
556
            case A_RS:
557
              fprintf_fn (stream, "rs");
558
              break;
559
            case A_A0:
560
              fprintf_fn (stream, "a0");
561
              break;
562
            case A_X0:
563
              fprintf_fn (stream, "x0");
564
              break;
565
            case A_X1:
566
              fprintf_fn (stream, "x1");
567
              break;
568
            case A_Y0:
569
              fprintf_fn (stream, "y0");
570
              break;
571
            case A_Y1:
572
              fprintf_fn (stream, "y1");
573
              break;
574
            case DSP_REG_M:
575
              print_dsp_reg (rm, fprintf_fn, stream);
576
              break;
577
            case A_SSR:
578
              fprintf_fn (stream, "ssr");
579
              break;
580
            case A_SPC:
581
              fprintf_fn (stream, "spc");
582
              break;
583
            case A_MACH:
584
              fprintf_fn (stream, "mach");
585
              break;
586
            case A_MACL:
587
              fprintf_fn (stream ,"macl");
588
              break;
589
            case A_PR:
590
              fprintf_fn (stream, "pr");
591
              break;
592
            case A_SGR:
593
              fprintf_fn (stream, "sgr");
594
              break;
595
            case A_DBR:
596
              fprintf_fn (stream, "dbr");
597
              break;
598
            case F_REG_N:
599
              fprintf_fn (stream, "fr%d", rn);
600
              break;
601
            case F_REG_M:
602
              fprintf_fn (stream, "fr%d", rm);
603
              break;
604
            case DX_REG_N:
605
              if (rn & 1)
606
                {
607
                  fprintf_fn (stream, "xd%d", rn & ~1);
608
                  break;
609
                }
610
            d_reg_n:
611
            case D_REG_N:
612
              fprintf_fn (stream, "dr%d", rn);
613
              break;
614
            case DX_REG_M:
615
              if (rm & 1)
616
                {
617
                  fprintf_fn (stream, "xd%d", rm & ~1);
618
                  break;
619
                }
620
            case D_REG_M:
621
              fprintf_fn (stream, "dr%d", rm);
622
              break;
623
            case FPSCR_M:
624
            case FPSCR_N:
625
              fprintf_fn (stream, "fpscr");
626
              break;
627
            case FPUL_M:
628
            case FPUL_N:
629
              fprintf_fn (stream, "fpul");
630
              break;
631
            case F_FR0:
632
              fprintf_fn (stream, "fr0");
633
              break;
634
            case V_REG_N:
635
              fprintf_fn (stream, "fv%d", rn*4);
636
              break;
637
            case V_REG_M:
638
              fprintf_fn (stream, "fv%d", rm*4);
639
              break;
640
            case XMTRX_M4:
641
              fprintf_fn (stream, "xmtrx");
642
              break;
643
            default:
644
              abort();
645
            }
646
        }
647
 
648
#if 0
649
      /* This code prints instructions in delay slots on the same line
650
         as the instruction which needs the delay slots.  This can be
651
         confusing, since other disassembler don't work this way, and
652
         it means that the instructions are not all in a line.  So I
653
         disabled it.  Ian.  */
654
      if (!(info->flags & 1)
655
          && (op->name[0] == 'j'
656
              || (op->name[0] == 'b'
657
                  && (op->name[1] == 'r'
658
                      || op->name[1] == 's'))
659
              || (op->name[0] == 'r' && op->name[1] == 't')
660
              || (op->name[0] == 'b' && op->name[2] == '.')))
661
        {
662
          info->flags |= 1;
663
          fprintf_fn (stream, "\t(slot ");
664
          print_insn_shx (memaddr + 2, info);
665
          info->flags &= ~1;
666
          fprintf_fn (stream, ")");
667
          return 4;
668
        }
669
#endif
670
 
671
      if (disp_pc && strcmp (op->name, "mova") != 0)
672
        {
673
          int size;
674
          bfd_byte bytes[4];
675
 
676
          if (relmask == ~ (bfd_vma) 1)
677
            size = 2;
678
          else
679
            size = 4;
680
          status = info->read_memory_func (disp_pc_addr, bytes, size, info);
681
          if (status == 0)
682
            {
683
              unsigned int val;
684
 
685
              if (size == 2)
686
                {
687
                  if ((info->flags & LITTLE_BIT) != 0)
688
                    val = bfd_getl16 (bytes);
689
                  else
690
                    val = bfd_getb16 (bytes);
691
                }
692
              else
693
                {
694
                  if ((info->flags & LITTLE_BIT) != 0)
695
                    val = bfd_getl32 (bytes);
696
                  else
697
                    val = bfd_getb32 (bytes);
698
                }
699
              fprintf_fn (stream, "\t! 0x%x", val);
700
            }
701
        }
702
 
703
      return 2;
704
    fail:
705
      ;
706
 
707
    }
708
  fprintf_fn (stream, ".word 0x%x%x%x%x", nibs[0], nibs[1], nibs[2], nibs[3]);
709
  return 2;
710
}
711
 
712
int
713
print_insn_shl (memaddr, info)
714
     bfd_vma memaddr;
715
     struct disassemble_info *info;
716
{
717
  int r;
718
 
719
  info->flags = LITTLE_BIT;
720
  r = print_insn_shx (memaddr, info);
721
  return r;
722
}
723
 
724
int
725
print_insn_sh (memaddr, info)
726
     bfd_vma memaddr;
727
     struct disassemble_info *info;
728
{
729
  int r;
730
 
731
  info->flags = 0;
732
  r = print_insn_shx (memaddr, info);
733
  return r;
734
}

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