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[/] [or1k/] [trunk/] [gdb-5.0/] [opcodes/] [sh-dis.c] - Blame information for rev 1775

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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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