Commit | Line | Data |
---|---|---|
252b5132 | 1 | /* Disassemble SH instructions. |
69eb4bbf KH |
2 | Copyright (C) 1993, 94, 95, 96, 97, 1998, 2000 |
3 | Free Software Foundation, Inc. | |
252b5132 RH |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 2 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program; if not, write to the Free Software | |
17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
18 | ||
19 | #include <stdio.h> | |
0d8dfecf | 20 | #include "sysdep.h" |
252b5132 RH |
21 | #define STATIC_TABLE |
22 | #define DEFINE_TABLE | |
23 | ||
24 | #include "sh-opc.h" | |
25 | #include "dis-asm.h" | |
26 | ||
27 | #define LITTLE_BIT 2 | |
28 | ||
d4845d57 JR |
29 | static void |
30 | print_movxy (op, rn, rm, fprintf_fn, stream) | |
31 | sh_opcode_info *op; | |
32 | int rn, rm; | |
33 | fprintf_ftype fprintf_fn; | |
34 | void *stream; | |
35 | { | |
36 | int n; | |
37 | ||
69eb4bbf | 38 | fprintf_fn (stream, "%s\t", op->name); |
d4845d57 JR |
39 | for (n = 0; n < 2; n++) |
40 | { | |
41 | switch (op->arg[n]) | |
42 | { | |
43 | case A_IND_N: | |
69eb4bbf | 44 | fprintf_fn (stream, "@r%d", rn); |
d4845d57 JR |
45 | break; |
46 | case A_INC_N: | |
69eb4bbf | 47 | fprintf_fn (stream, "@r%d+", rn); |
d4845d57 JR |
48 | break; |
49 | case A_PMOD_N: | |
69eb4bbf | 50 | fprintf_fn (stream, "@r%d+r8", rn); |
d4845d57 JR |
51 | break; |
52 | case A_PMODY_N: | |
69eb4bbf | 53 | fprintf_fn (stream, "@r%d+r9", rn); |
d4845d57 JR |
54 | break; |
55 | case DSP_REG_M: | |
56 | fprintf_fn (stream, "a%c", '0' + rm); | |
57 | break; | |
58 | case DSP_REG_X: | |
59 | fprintf_fn (stream, "x%c", '0' + rm); | |
60 | break; | |
61 | case DSP_REG_Y: | |
62 | fprintf_fn (stream, "y%c", '0' + rm); | |
63 | break; | |
64 | default: | |
65 | abort (); | |
66 | } | |
67 | if (n == 0) | |
69eb4bbf | 68 | fprintf_fn (stream, ","); |
d4845d57 JR |
69 | } |
70 | } | |
71 | ||
72 | /* Print a double data transfer insn. INSN is just the lower three | |
73 | nibbles of the insn, i.e. field a and the bit that indicates if | |
74 | a parallel processing insn follows. | |
75 | Return nonzero if a field b of a parallel processing insns follows. */ | |
69eb4bbf | 76 | |
d4845d57 JR |
77 | static void |
78 | print_insn_ddt (insn, info) | |
79 | int insn; | |
80 | struct disassemble_info *info; | |
81 | { | |
82 | fprintf_ftype fprintf_fn = info->fprintf_func; | |
83 | void *stream = info->stream; | |
84 | ||
85 | /* If this is just a nop, make sure to emit something. */ | |
86 | if (insn == 0x000) | |
87 | fprintf_fn (stream, "nopx\tnopy"); | |
88 | ||
89 | /* If a parallel processing insn was printed before, | |
90 | and we got a non-nop, emit a tab. */ | |
91 | if ((insn & 0x800) && (insn & 0x3ff)) | |
92 | fprintf_fn (stream, "\t"); | |
93 | ||
94 | /* Check if either the x or y part is invalid. */ | |
95 | if (((insn & 0xc) == 0 && (insn & 0x2a0)) | |
96 | || ((insn & 3) == 0 && (insn & 0x150))) | |
97 | fprintf_fn (stream, ".word 0x%x", insn); | |
98 | else | |
99 | { | |
100 | static sh_opcode_info *first_movx, *first_movy; | |
101 | sh_opcode_info *opx, *opy; | |
102 | int insn_x, insn_y; | |
103 | ||
104 | if (! first_movx) | |
105 | { | |
69eb4bbf | 106 | for (first_movx = sh_table; first_movx->nibbles[1] != MOVX;) |
d4845d57 | 107 | first_movx++; |
69eb4bbf | 108 | for (first_movy = first_movx; first_movy->nibbles[1] != MOVY;) |
d4845d57 JR |
109 | first_movy++; |
110 | } | |
111 | insn_x = (insn >> 2) & 0xb; | |
112 | if (insn_x) | |
113 | { | |
69eb4bbf KH |
114 | for (opx = first_movx; opx->nibbles[2] != insn_x;) |
115 | opx++; | |
d4845d57 JR |
116 | print_movxy (opx, ((insn >> 9) & 1) + 4, (insn >> 7) & 1, |
117 | fprintf_fn, stream); | |
118 | } | |
119 | insn_y = (insn & 3) | ((insn >> 1) & 8); | |
120 | if (insn_y) | |
121 | { | |
122 | if (insn_x) | |
123 | fprintf_fn (stream, "\t"); | |
69eb4bbf KH |
124 | for (opy = first_movy; opy->nibbles[2] != insn_y;) |
125 | opy++; | |
d4845d57 JR |
126 | print_movxy (opy, ((insn >> 8) & 1) + 6, (insn >> 6) & 1, |
127 | fprintf_fn, stream); | |
128 | } | |
129 | } | |
130 | } | |
131 | ||
132 | static void | |
133 | print_dsp_reg (rm, fprintf_fn, stream) | |
134 | int rm; | |
135 | fprintf_ftype fprintf_fn; | |
136 | void *stream; | |
137 | { | |
138 | switch (rm) | |
139 | { | |
140 | case A_A1_NUM: | |
141 | fprintf_fn (stream, "a1"); | |
142 | break; | |
143 | case A_A0_NUM: | |
144 | fprintf_fn (stream, "a0"); | |
145 | break; | |
146 | case A_X0_NUM: | |
147 | fprintf_fn (stream, "x0"); | |
148 | break; | |
149 | case A_X1_NUM: | |
150 | fprintf_fn (stream, "x1"); | |
151 | break; | |
152 | case A_Y0_NUM: | |
153 | fprintf_fn (stream, "y0"); | |
154 | break; | |
155 | case A_Y1_NUM: | |
156 | fprintf_fn (stream, "y1"); | |
157 | break; | |
158 | case A_M0_NUM: | |
159 | fprintf_fn (stream, "m0"); | |
160 | break; | |
161 | case A_A1G_NUM: | |
162 | fprintf_fn (stream, "a1g"); | |
163 | break; | |
164 | case A_M1_NUM: | |
165 | fprintf_fn (stream, "m1"); | |
166 | break; | |
167 | case A_A0G_NUM: | |
168 | fprintf_fn (stream, "a0g"); | |
169 | break; | |
170 | default: | |
171 | fprintf_fn (stream, "0x%x", rm); | |
172 | break; | |
173 | } | |
174 | } | |
175 | ||
176 | static void | |
177 | print_insn_ppi (field_b, info) | |
178 | int field_b; | |
179 | struct disassemble_info *info; | |
180 | { | |
69eb4bbf KH |
181 | static char *sx_tab[] = { "x0", "x1", "a0", "a1" }; |
182 | static char *sy_tab[] = { "y0", "y1", "m0", "m1" }; | |
d4845d57 JR |
183 | fprintf_ftype fprintf_fn = info->fprintf_func; |
184 | void *stream = info->stream; | |
185 | int nib1, nib2, nib3; | |
186 | char *dc; | |
187 | sh_opcode_info *op; | |
188 | ||
189 | if ((field_b & 0xe800) == 0) | |
190 | { | |
191 | fprintf_fn (stream, "psh%c\t#%d,", | |
192 | field_b & 0x1000 ? 'a' : 'l', | |
193 | (field_b >> 4) & 127); | |
194 | print_dsp_reg (field_b & 0xf, fprintf_fn, stream); | |
195 | return; | |
196 | } | |
197 | if ((field_b & 0xc000) == 0x4000 && (field_b & 0x3000) != 0x1000) | |
198 | { | |
69eb4bbf KH |
199 | static char *du_tab[] = { "x0", "y0", "a0", "a1" }; |
200 | static char *se_tab[] = { "x0", "x1", "y0", "a1" }; | |
201 | static char *sf_tab[] = { "y0", "y1", "x0", "a1" }; | |
202 | static char *sg_tab[] = { "m0", "m1", "a0", "a1" }; | |
d4845d57 JR |
203 | |
204 | if (field_b & 0x2000) | |
205 | { | |
206 | fprintf_fn (stream, "p%s %s,%s,%s\t", | |
207 | (field_b & 0x1000) ? "add" : "sub", | |
208 | sx_tab[(field_b >> 6) & 3], | |
209 | sy_tab[(field_b >> 4) & 3], | |
210 | du_tab[(field_b >> 0) & 3]); | |
211 | } | |
212 | fprintf_fn (stream, "pmuls%c%s,%s,%s", | |
213 | field_b & 0x2000 ? ' ' : '\t', | |
214 | se_tab[(field_b >> 10) & 3], | |
215 | sf_tab[(field_b >> 8) & 3], | |
216 | sg_tab[(field_b >> 2) & 3]); | |
217 | return; | |
218 | } | |
219 | ||
220 | nib1 = PPIC; | |
221 | nib2 = field_b >> 12 & 0xf; | |
222 | nib3 = field_b >> 8 & 0xf; | |
223 | switch (nib3 & 0x3) | |
224 | { | |
225 | case 0: | |
226 | dc = ""; | |
227 | nib1 = PPI3; | |
228 | break; | |
229 | case 1: | |
230 | dc = ""; | |
231 | break; | |
232 | case 2: | |
233 | dc = "dct "; | |
234 | nib3 -= 1; | |
235 | break; | |
236 | case 3: | |
237 | dc = "dcf "; | |
238 | nib3 -= 2; | |
239 | break; | |
240 | } | |
241 | for (op = sh_table; op->name; op++) | |
242 | { | |
243 | if (op->nibbles[1] == nib1 | |
244 | && op->nibbles[2] == nib2 | |
245 | && op->nibbles[3] == nib3) | |
246 | { | |
247 | int n; | |
248 | ||
249 | fprintf_fn (stream, "%s%s\t", dc, op->name); | |
69eb4bbf | 250 | for (n = 0; n < 3 && op->arg[n] != A_END; n++) |
d4845d57 JR |
251 | { |
252 | if (n && op->arg[1] != A_END) | |
253 | fprintf_fn (stream, ","); | |
69eb4bbf | 254 | switch (op->arg[n]) |
d4845d57 JR |
255 | { |
256 | case DSP_REG_N: | |
257 | print_dsp_reg (field_b & 0xf, fprintf_fn, stream); | |
258 | break; | |
259 | case DSP_REG_X: | |
260 | fprintf_fn (stream, sx_tab[(field_b >> 6) & 3]); | |
261 | break; | |
262 | case DSP_REG_Y: | |
263 | fprintf_fn (stream, sy_tab[(field_b >> 4) & 3]); | |
264 | break; | |
265 | case A_MACH: | |
266 | fprintf_fn (stream, "mach"); | |
267 | break; | |
268 | case A_MACL: | |
69eb4bbf | 269 | fprintf_fn (stream, "macl"); |
d4845d57 JR |
270 | break; |
271 | default: | |
272 | abort (); | |
273 | } | |
274 | } | |
275 | return; | |
276 | } | |
277 | } | |
278 | /* Not found. */ | |
279 | fprintf_fn (stream, ".word 0x%x", field_b); | |
280 | } | |
281 | ||
69eb4bbf | 282 | static int |
252b5132 RH |
283 | print_insn_shx (memaddr, info) |
284 | bfd_vma memaddr; | |
285 | struct disassemble_info *info; | |
286 | { | |
287 | fprintf_ftype fprintf_fn = info->fprintf_func; | |
288 | void *stream = info->stream; | |
289 | unsigned char insn[2]; | |
290 | unsigned char nibs[4]; | |
291 | int status; | |
69eb4bbf | 292 | bfd_vma relmask = ~(bfd_vma) 0; |
252b5132 | 293 | sh_opcode_info *op; |
d4845d57 JR |
294 | int target_arch; |
295 | ||
296 | switch (info->mach) | |
297 | { | |
298 | case bfd_mach_sh: | |
299 | target_arch = arch_sh1; | |
300 | break; | |
301 | case bfd_mach_sh2: | |
302 | target_arch = arch_sh2; | |
303 | break; | |
304 | case bfd_mach_sh_dsp: | |
305 | target_arch = arch_sh_dsp; | |
306 | break; | |
307 | case bfd_mach_sh3: | |
308 | target_arch = arch_sh3; | |
309 | break; | |
310 | case bfd_mach_sh3_dsp: | |
311 | target_arch = arch_sh3_dsp; | |
312 | break; | |
313 | case bfd_mach_sh3e: | |
314 | target_arch = arch_sh3e; | |
315 | break; | |
316 | case bfd_mach_sh4: | |
317 | target_arch = arch_sh4; | |
318 | break; | |
319 | default: | |
320 | abort (); | |
321 | } | |
252b5132 RH |
322 | |
323 | status = info->read_memory_func (memaddr, insn, 2, info); | |
324 | ||
69eb4bbf | 325 | if (status != 0) |
252b5132 RH |
326 | { |
327 | info->memory_error_func (status, memaddr, info); | |
328 | return -1; | |
329 | } | |
330 | ||
69eb4bbf | 331 | if (info->flags & LITTLE_BIT) |
252b5132 RH |
332 | { |
333 | nibs[0] = (insn[1] >> 4) & 0xf; | |
334 | nibs[1] = insn[1] & 0xf; | |
335 | ||
336 | nibs[2] = (insn[0] >> 4) & 0xf; | |
337 | nibs[3] = insn[0] & 0xf; | |
338 | } | |
69eb4bbf | 339 | else |
252b5132 RH |
340 | { |
341 | nibs[0] = (insn[0] >> 4) & 0xf; | |
342 | nibs[1] = insn[0] & 0xf; | |
343 | ||
344 | nibs[2] = (insn[1] >> 4) & 0xf; | |
345 | nibs[3] = insn[1] & 0xf; | |
346 | } | |
347 | ||
d4845d57 JR |
348 | if (nibs[0] == 0xf && (nibs[1] & 4) == 0 && target_arch & arch_sh_dsp_up) |
349 | { | |
350 | if (nibs[1] & 8) | |
351 | { | |
352 | int field_b; | |
353 | ||
354 | status = info->read_memory_func (memaddr + 2, insn, 2, info); | |
355 | ||
69eb4bbf | 356 | if (status != 0) |
d4845d57 JR |
357 | { |
358 | info->memory_error_func (status, memaddr + 2, info); | |
359 | return -1; | |
360 | } | |
361 | ||
69eb4bbf | 362 | if (info->flags & LITTLE_BIT) |
d4845d57 JR |
363 | field_b = insn[1] << 8 | insn[0]; |
364 | else | |
365 | field_b = insn[0] << 8 | insn[1]; | |
366 | ||
367 | print_insn_ppi (field_b, info); | |
368 | print_insn_ddt ((nibs[1] << 8) | (nibs[2] << 4) | nibs[3], info); | |
369 | return 4; | |
370 | } | |
371 | print_insn_ddt ((nibs[1] << 8) | (nibs[2] << 4) | nibs[3], info); | |
372 | return 2; | |
373 | } | |
69eb4bbf | 374 | for (op = sh_table; op->name; op++) |
252b5132 RH |
375 | { |
376 | int n; | |
377 | int imm = 0; | |
378 | int rn = 0; | |
379 | int rm = 0; | |
380 | int rb = 0; | |
381 | int disp_pc; | |
382 | bfd_vma disp_pc_addr = 0; | |
383 | ||
d4845d57 JR |
384 | if ((op->arch & target_arch) == 0) |
385 | goto fail; | |
252b5132 RH |
386 | for (n = 0; n < 4; n++) |
387 | { | |
388 | int i = op->nibbles[n]; | |
389 | ||
69eb4bbf | 390 | if (i < 16) |
252b5132 RH |
391 | { |
392 | if (nibs[n] == i) | |
393 | continue; | |
394 | goto fail; | |
395 | } | |
396 | switch (i) | |
397 | { | |
398 | case BRANCH_8: | |
69eb4bbf | 399 | imm = (nibs[2] << 4) | (nibs[3]); |
252b5132 RH |
400 | if (imm & 0x80) |
401 | imm |= ~0xff; | |
69eb4bbf | 402 | imm = ((char) imm) * 2 + 4; |
252b5132 RH |
403 | goto ok; |
404 | case BRANCH_12: | |
405 | imm = ((nibs[1]) << 8) | (nibs[2] << 4) | (nibs[3]); | |
406 | if (imm & 0x800) | |
407 | imm |= ~0xfff; | |
408 | imm = imm * 2 + 4; | |
409 | goto ok; | |
015551fc JR |
410 | case IMM0_4: |
411 | case IMM1_4: | |
252b5132 RH |
412 | imm = nibs[3]; |
413 | goto ok; | |
015551fc JR |
414 | case IMM0_4BY2: |
415 | case IMM1_4BY2: | |
69eb4bbf | 416 | imm = nibs[3] << 1; |
252b5132 | 417 | goto ok; |
015551fc JR |
418 | case IMM0_4BY4: |
419 | case IMM1_4BY4: | |
69eb4bbf | 420 | imm = nibs[3] << 2; |
252b5132 | 421 | goto ok; |
015551fc JR |
422 | case IMM0_8: |
423 | case IMM1_8: | |
252b5132 RH |
424 | imm = (nibs[2] << 4) | nibs[3]; |
425 | goto ok; | |
426 | case PCRELIMM_8BY2: | |
69eb4bbf KH |
427 | imm = ((nibs[2] << 4) | nibs[3]) << 1; |
428 | relmask = ~(bfd_vma) 1; | |
252b5132 RH |
429 | goto ok; |
430 | case PCRELIMM_8BY4: | |
69eb4bbf KH |
431 | imm = ((nibs[2] << 4) | nibs[3]) << 2; |
432 | relmask = ~(bfd_vma) 3; | |
252b5132 | 433 | goto ok; |
015551fc JR |
434 | case IMM0_8BY2: |
435 | case IMM1_8BY2: | |
69eb4bbf | 436 | imm = ((nibs[2] << 4) | nibs[3]) << 1; |
252b5132 | 437 | goto ok; |
015551fc JR |
438 | case IMM0_8BY4: |
439 | case IMM1_8BY4: | |
69eb4bbf | 440 | imm = ((nibs[2] << 4) | nibs[3]) << 2; |
252b5132 | 441 | goto ok; |
252b5132 RH |
442 | case REG_N: |
443 | rn = nibs[n]; | |
444 | break; | |
445 | case REG_M: | |
446 | rm = nibs[n]; | |
447 | break; | |
448 | case REG_NM: | |
449 | rn = (nibs[n] & 0xc) >> 2; | |
450 | rm = (nibs[n] & 0x3); | |
451 | break; | |
452 | case REG_B: | |
453 | rb = nibs[n] & 0x07; | |
69eb4bbf | 454 | break; |
d4845d57 JR |
455 | case SDT_REG_N: |
456 | /* sh-dsp: single data transfer. */ | |
457 | rn = nibs[n]; | |
458 | if ((rn & 0xc) != 4) | |
459 | goto fail; | |
460 | rn = rn & 0x3; | |
461 | rn |= (rn & 2) << 1; | |
462 | break; | |
463 | case PPI: | |
015551fc | 464 | case REPEAT: |
d4845d57 | 465 | goto fail; |
252b5132 | 466 | default: |
69eb4bbf | 467 | abort (); |
252b5132 RH |
468 | } |
469 | } | |
470 | ||
471 | ok: | |
69eb4bbf | 472 | fprintf_fn (stream, "%s\t", op->name); |
252b5132 | 473 | disp_pc = 0; |
69eb4bbf | 474 | for (n = 0; n < 3 && op->arg[n] != A_END; n++) |
252b5132 RH |
475 | { |
476 | if (n && op->arg[1] != A_END) | |
477 | fprintf_fn (stream, ","); | |
69eb4bbf | 478 | switch (op->arg[n]) |
252b5132 RH |
479 | { |
480 | case A_IMM: | |
69eb4bbf | 481 | fprintf_fn (stream, "#%d", (char) (imm)); |
252b5132 RH |
482 | break; |
483 | case A_R0: | |
484 | fprintf_fn (stream, "r0"); | |
485 | break; | |
486 | case A_REG_N: | |
487 | fprintf_fn (stream, "r%d", rn); | |
488 | break; | |
489 | case A_INC_N: | |
69eb4bbf | 490 | fprintf_fn (stream, "@r%d+", rn); |
252b5132 RH |
491 | break; |
492 | case A_DEC_N: | |
69eb4bbf | 493 | fprintf_fn (stream, "@-r%d", rn); |
252b5132 RH |
494 | break; |
495 | case A_IND_N: | |
69eb4bbf | 496 | fprintf_fn (stream, "@r%d", rn); |
252b5132 RH |
497 | break; |
498 | case A_DISP_REG_N: | |
69eb4bbf | 499 | fprintf_fn (stream, "@(%d,r%d)", imm, rn); |
252b5132 | 500 | break; |
d4845d57 | 501 | case A_PMOD_N: |
69eb4bbf | 502 | fprintf_fn (stream, "@r%d+r8", rn); |
d4845d57 | 503 | break; |
252b5132 RH |
504 | case A_REG_M: |
505 | fprintf_fn (stream, "r%d", rm); | |
506 | break; | |
507 | case A_INC_M: | |
69eb4bbf | 508 | fprintf_fn (stream, "@r%d+", rm); |
252b5132 RH |
509 | break; |
510 | case A_DEC_M: | |
69eb4bbf | 511 | fprintf_fn (stream, "@-r%d", rm); |
252b5132 RH |
512 | break; |
513 | case A_IND_M: | |
69eb4bbf | 514 | fprintf_fn (stream, "@r%d", rm); |
252b5132 RH |
515 | break; |
516 | case A_DISP_REG_M: | |
69eb4bbf | 517 | fprintf_fn (stream, "@(%d,r%d)", imm, rm); |
252b5132 RH |
518 | break; |
519 | case A_REG_B: | |
520 | fprintf_fn (stream, "r%d_bank", rb); | |
521 | break; | |
522 | case A_DISP_PC: | |
523 | disp_pc = 1; | |
524 | disp_pc_addr = imm + 4 + (memaddr & relmask); | |
525 | (*info->print_address_func) (disp_pc_addr, info); | |
526 | break; | |
527 | case A_IND_R0_REG_N: | |
528 | fprintf_fn (stream, "@(r0,r%d)", rn); | |
69eb4bbf | 529 | break; |
252b5132 RH |
530 | case A_IND_R0_REG_M: |
531 | fprintf_fn (stream, "@(r0,r%d)", rm); | |
69eb4bbf | 532 | break; |
252b5132 | 533 | case A_DISP_GBR: |
69eb4bbf | 534 | fprintf_fn (stream, "@(%d,gbr)", imm); |
252b5132 RH |
535 | break; |
536 | case A_R0_GBR: | |
537 | fprintf_fn (stream, "@(r0,gbr)"); | |
538 | break; | |
539 | case A_BDISP12: | |
540 | case A_BDISP8: | |
541 | (*info->print_address_func) (imm + memaddr, info); | |
542 | break; | |
543 | case A_SR: | |
544 | fprintf_fn (stream, "sr"); | |
545 | break; | |
546 | case A_GBR: | |
547 | fprintf_fn (stream, "gbr"); | |
548 | break; | |
549 | case A_VBR: | |
550 | fprintf_fn (stream, "vbr"); | |
551 | break; | |
d4845d57 JR |
552 | case A_DSR: |
553 | fprintf_fn (stream, "dsr"); | |
554 | break; | |
555 | case A_MOD: | |
556 | fprintf_fn (stream, "mod"); | |
557 | break; | |
558 | case A_RE: | |
559 | fprintf_fn (stream, "re"); | |
560 | break; | |
561 | case A_RS: | |
562 | fprintf_fn (stream, "rs"); | |
563 | break; | |
564 | case A_A0: | |
565 | fprintf_fn (stream, "a0"); | |
566 | break; | |
567 | case A_X0: | |
568 | fprintf_fn (stream, "x0"); | |
569 | break; | |
570 | case A_X1: | |
571 | fprintf_fn (stream, "x1"); | |
572 | break; | |
573 | case A_Y0: | |
574 | fprintf_fn (stream, "y0"); | |
575 | break; | |
576 | case A_Y1: | |
577 | fprintf_fn (stream, "y1"); | |
578 | break; | |
579 | case DSP_REG_M: | |
580 | print_dsp_reg (rm, fprintf_fn, stream); | |
581 | break; | |
252b5132 RH |
582 | case A_SSR: |
583 | fprintf_fn (stream, "ssr"); | |
584 | break; | |
585 | case A_SPC: | |
586 | fprintf_fn (stream, "spc"); | |
587 | break; | |
588 | case A_MACH: | |
589 | fprintf_fn (stream, "mach"); | |
590 | break; | |
591 | case A_MACL: | |
69eb4bbf | 592 | fprintf_fn (stream, "macl"); |
252b5132 RH |
593 | break; |
594 | case A_PR: | |
595 | fprintf_fn (stream, "pr"); | |
596 | break; | |
597 | case A_SGR: | |
598 | fprintf_fn (stream, "sgr"); | |
599 | break; | |
600 | case A_DBR: | |
601 | fprintf_fn (stream, "dbr"); | |
602 | break; | |
252b5132 RH |
603 | case F_REG_N: |
604 | fprintf_fn (stream, "fr%d", rn); | |
605 | break; | |
606 | case F_REG_M: | |
607 | fprintf_fn (stream, "fr%d", rm); | |
608 | break; | |
609 | case DX_REG_N: | |
610 | if (rn & 1) | |
611 | { | |
612 | fprintf_fn (stream, "xd%d", rn & ~1); | |
613 | break; | |
614 | } | |
615 | d_reg_n: | |
616 | case D_REG_N: | |
617 | fprintf_fn (stream, "dr%d", rn); | |
618 | break; | |
619 | case DX_REG_M: | |
620 | if (rm & 1) | |
621 | { | |
622 | fprintf_fn (stream, "xd%d", rm & ~1); | |
623 | break; | |
624 | } | |
625 | case D_REG_M: | |
626 | fprintf_fn (stream, "dr%d", rm); | |
627 | break; | |
628 | case FPSCR_M: | |
629 | case FPSCR_N: | |
630 | fprintf_fn (stream, "fpscr"); | |
631 | break; | |
632 | case FPUL_M: | |
633 | case FPUL_N: | |
634 | fprintf_fn (stream, "fpul"); | |
635 | break; | |
636 | case F_FR0: | |
637 | fprintf_fn (stream, "fr0"); | |
638 | break; | |
639 | case V_REG_N: | |
69eb4bbf | 640 | fprintf_fn (stream, "fv%d", rn * 4); |
252b5132 RH |
641 | break; |
642 | case V_REG_M: | |
69eb4bbf | 643 | fprintf_fn (stream, "fv%d", rm * 4); |
252b5132 RH |
644 | break; |
645 | case XMTRX_M4: | |
646 | fprintf_fn (stream, "xmtrx"); | |
647 | break; | |
648 | default: | |
69eb4bbf | 649 | abort (); |
252b5132 RH |
650 | } |
651 | } | |
652 | ||
653 | #if 0 | |
654 | /* This code prints instructions in delay slots on the same line | |
655 | as the instruction which needs the delay slots. This can be | |
656 | confusing, since other disassembler don't work this way, and | |
657 | it means that the instructions are not all in a line. So I | |
658 | disabled it. Ian. */ | |
659 | if (!(info->flags & 1) | |
660 | && (op->name[0] == 'j' | |
661 | || (op->name[0] == 'b' | |
69eb4bbf | 662 | && (op->name[1] == 'r' |
252b5132 RH |
663 | || op->name[1] == 's')) |
664 | || (op->name[0] == 'r' && op->name[1] == 't') | |
665 | || (op->name[0] == 'b' && op->name[2] == '.'))) | |
666 | { | |
667 | info->flags |= 1; | |
668 | fprintf_fn (stream, "\t(slot "); | |
669 | print_insn_shx (memaddr + 2, info); | |
670 | info->flags &= ~1; | |
671 | fprintf_fn (stream, ")"); | |
672 | return 4; | |
673 | } | |
674 | #endif | |
675 | ||
676 | if (disp_pc && strcmp (op->name, "mova") != 0) | |
677 | { | |
678 | int size; | |
679 | bfd_byte bytes[4]; | |
680 | ||
69eb4bbf | 681 | if (relmask == ~(bfd_vma) 1) |
252b5132 RH |
682 | size = 2; |
683 | else | |
684 | size = 4; | |
685 | status = info->read_memory_func (disp_pc_addr, bytes, size, info); | |
686 | if (status == 0) | |
687 | { | |
688 | unsigned int val; | |
689 | ||
690 | if (size == 2) | |
691 | { | |
692 | if ((info->flags & LITTLE_BIT) != 0) | |
693 | val = bfd_getl16 (bytes); | |
694 | else | |
695 | val = bfd_getb16 (bytes); | |
696 | } | |
697 | else | |
698 | { | |
699 | if ((info->flags & LITTLE_BIT) != 0) | |
700 | val = bfd_getl32 (bytes); | |
701 | else | |
702 | val = bfd_getb32 (bytes); | |
703 | } | |
704 | fprintf_fn (stream, "\t! 0x%x", val); | |
705 | } | |
706 | } | |
707 | ||
708 | return 2; | |
709 | fail: | |
710 | ; | |
711 | ||
712 | } | |
713 | fprintf_fn (stream, ".word 0x%x%x%x%x", nibs[0], nibs[1], nibs[2], nibs[3]); | |
714 | return 2; | |
715 | } | |
716 | ||
69eb4bbf | 717 | int |
252b5132 RH |
718 | print_insn_shl (memaddr, info) |
719 | bfd_vma memaddr; | |
720 | struct disassemble_info *info; | |
721 | { | |
722 | int r; | |
723 | ||
724 | info->flags = LITTLE_BIT; | |
725 | r = print_insn_shx (memaddr, info); | |
726 | return r; | |
727 | } | |
728 | ||
69eb4bbf | 729 | int |
252b5132 RH |
730 | print_insn_sh (memaddr, info) |
731 | bfd_vma memaddr; | |
732 | struct disassemble_info *info; | |
733 | { | |
734 | int r; | |
735 | ||
736 | info->flags = 0; | |
737 | r = print_insn_shx (memaddr, info); | |
738 | return r; | |
739 | } |