| 1 | /* Disassemble z8000 code. |
| 2 | Copyright (C) 1992-2015 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of the GNU opcodes library. |
| 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 file; see the file COPYING. If not, write to the |
| 18 | Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, |
| 19 | MA 02110-1301, USA. */ |
| 20 | |
| 21 | #include "sysdep.h" |
| 22 | #include "dis-asm.h" |
| 23 | |
| 24 | #define DEFINE_TABLE |
| 25 | #include "z8k-opc.h" |
| 26 | |
| 27 | #include <setjmp.h> |
| 28 | |
| 29 | typedef struct |
| 30 | { |
| 31 | /* These are all indexed by nibble number (i.e only every other entry |
| 32 | of bytes is used, and every 4th entry of words). */ |
| 33 | unsigned char nibbles[24]; |
| 34 | unsigned char bytes[24]; |
| 35 | unsigned short words[24]; |
| 36 | |
| 37 | /* Nibble number of first word not yet fetched. */ |
| 38 | int max_fetched; |
| 39 | bfd_vma insn_start; |
| 40 | OPCODES_SIGJMP_BUF bailout; |
| 41 | |
| 42 | int tabl_index; |
| 43 | char instr_asmsrc[80]; |
| 44 | unsigned long arg_reg[0x0f]; |
| 45 | unsigned long immediate; |
| 46 | unsigned long displacement; |
| 47 | unsigned long address; |
| 48 | unsigned long cond_code; |
| 49 | unsigned long ctrl_code; |
| 50 | unsigned long flags; |
| 51 | unsigned long interrupts; |
| 52 | } |
| 53 | instr_data_s; |
| 54 | |
| 55 | /* Make sure that bytes from INFO->PRIVATE_DATA->BUFFER (inclusive) |
| 56 | to ADDR (exclusive) are valid. Returns 1 for success, longjmps |
| 57 | on error. */ |
| 58 | #define FETCH_DATA(info, nibble) \ |
| 59 | ((nibble) < ((instr_data_s *) (info->private_data))->max_fetched \ |
| 60 | ? 1 : fetch_data ((info), (nibble))) |
| 61 | |
| 62 | static int |
| 63 | fetch_data (struct disassemble_info *info, int nibble) |
| 64 | { |
| 65 | unsigned char mybuf[20]; |
| 66 | int status; |
| 67 | instr_data_s *priv = (instr_data_s *) info->private_data; |
| 68 | |
| 69 | if ((nibble % 4) != 0) |
| 70 | abort (); |
| 71 | |
| 72 | status = (*info->read_memory_func) (priv->insn_start, |
| 73 | (bfd_byte *) mybuf, |
| 74 | nibble / 2, |
| 75 | info); |
| 76 | if (status != 0) |
| 77 | { |
| 78 | (*info->memory_error_func) (status, priv->insn_start, info); |
| 79 | OPCODES_SIGLONGJMP (priv->bailout, 1); |
| 80 | } |
| 81 | |
| 82 | { |
| 83 | int i; |
| 84 | unsigned char *p = mybuf; |
| 85 | |
| 86 | for (i = 0; i < nibble;) |
| 87 | { |
| 88 | priv->words[i] = (p[0] << 8) | p[1]; |
| 89 | |
| 90 | priv->bytes[i] = *p; |
| 91 | priv->nibbles[i++] = *p >> 4; |
| 92 | priv->nibbles[i++] = *p & 0xf; |
| 93 | |
| 94 | ++p; |
| 95 | priv->bytes[i] = *p; |
| 96 | priv->nibbles[i++] = *p >> 4; |
| 97 | priv->nibbles[i++] = *p & 0xf; |
| 98 | |
| 99 | ++p; |
| 100 | } |
| 101 | } |
| 102 | priv->max_fetched = nibble; |
| 103 | return 1; |
| 104 | } |
| 105 | |
| 106 | static char *codes[16] = |
| 107 | { |
| 108 | "f", |
| 109 | "lt", |
| 110 | "le", |
| 111 | "ule", |
| 112 | "ov/pe", |
| 113 | "mi", |
| 114 | "eq", |
| 115 | "c/ult", |
| 116 | "t", |
| 117 | "ge", |
| 118 | "gt", |
| 119 | "ugt", |
| 120 | "nov/po", |
| 121 | "pl", |
| 122 | "ne", |
| 123 | "nc/uge" |
| 124 | }; |
| 125 | |
| 126 | static char *ctrl_names[8] = |
| 127 | { |
| 128 | "<invld>", |
| 129 | "flags", |
| 130 | "fcw", |
| 131 | "refresh", |
| 132 | "psapseg", |
| 133 | "psapoff", |
| 134 | "nspseg", |
| 135 | "nspoff" |
| 136 | }; |
| 137 | |
| 138 | static int seg_length; |
| 139 | int z8k_lookup_instr (unsigned char *, disassemble_info *); |
| 140 | static void output_instr (instr_data_s *, unsigned long, disassemble_info *); |
| 141 | static void unpack_instr (instr_data_s *, int, disassemble_info *); |
| 142 | static void unparse_instr (instr_data_s *, int); |
| 143 | |
| 144 | static int |
| 145 | print_insn_z8k (bfd_vma addr, disassemble_info *info, int is_segmented) |
| 146 | { |
| 147 | instr_data_s instr_data; |
| 148 | |
| 149 | info->private_data = (PTR) &instr_data; |
| 150 | instr_data.max_fetched = 0; |
| 151 | instr_data.insn_start = addr; |
| 152 | if (OPCODES_SIGSETJMP (instr_data.bailout) != 0) |
| 153 | /* Error return. */ |
| 154 | return -1; |
| 155 | |
| 156 | info->bytes_per_chunk = 2; |
| 157 | info->bytes_per_line = 6; |
| 158 | info->display_endian = BFD_ENDIAN_BIG; |
| 159 | |
| 160 | instr_data.tabl_index = z8k_lookup_instr (instr_data.nibbles, info); |
| 161 | if (instr_data.tabl_index >= 0) |
| 162 | { |
| 163 | unpack_instr (&instr_data, is_segmented, info); |
| 164 | unparse_instr (&instr_data, is_segmented); |
| 165 | output_instr (&instr_data, addr, info); |
| 166 | return z8k_table[instr_data.tabl_index].length + seg_length; |
| 167 | } |
| 168 | else |
| 169 | { |
| 170 | FETCH_DATA (info, 4); |
| 171 | (*info->fprintf_func) (info->stream, ".word %02x%02x", |
| 172 | instr_data.bytes[0], instr_data.bytes[2]); |
| 173 | return 2; |
| 174 | } |
| 175 | } |
| 176 | |
| 177 | int |
| 178 | print_insn_z8001 (bfd_vma addr, disassemble_info *info) |
| 179 | { |
| 180 | return print_insn_z8k (addr, info, 1); |
| 181 | } |
| 182 | |
| 183 | int |
| 184 | print_insn_z8002 (bfd_vma addr, disassemble_info *info) |
| 185 | { |
| 186 | return print_insn_z8k (addr, info, 0); |
| 187 | } |
| 188 | |
| 189 | int |
| 190 | z8k_lookup_instr (unsigned char *nibbles, disassemble_info *info) |
| 191 | { |
| 192 | int nibl_index, tabl_index; |
| 193 | int nibl_matched; |
| 194 | int need_fetch = 0; |
| 195 | unsigned short instr_nibl; |
| 196 | unsigned short tabl_datum, datum_class, datum_value; |
| 197 | |
| 198 | nibl_matched = 0; |
| 199 | tabl_index = 0; |
| 200 | FETCH_DATA (info, 4); |
| 201 | while (!nibl_matched && z8k_table[tabl_index].name) |
| 202 | { |
| 203 | nibl_matched = 1; |
| 204 | for (nibl_index = 0; |
| 205 | nibl_index < z8k_table[tabl_index].length * 2 && nibl_matched; |
| 206 | nibl_index++) |
| 207 | { |
| 208 | if ((nibl_index % 4) == 0) |
| 209 | { |
| 210 | /* Fetch data only if it isn't already there. */ |
| 211 | if (nibl_index >= 4 || (nibl_index < 4 && need_fetch)) |
| 212 | FETCH_DATA (info, nibl_index + 4); /* Fetch one word at a time. */ |
| 213 | if (nibl_index < 4) |
| 214 | need_fetch = 0; |
| 215 | else |
| 216 | need_fetch = 1; |
| 217 | } |
| 218 | instr_nibl = nibbles[nibl_index]; |
| 219 | |
| 220 | tabl_datum = z8k_table[tabl_index].byte_info[nibl_index]; |
| 221 | datum_class = tabl_datum & CLASS_MASK; |
| 222 | datum_value = ~CLASS_MASK & tabl_datum; |
| 223 | |
| 224 | switch (datum_class) |
| 225 | { |
| 226 | case CLASS_BIT: |
| 227 | if (datum_value != instr_nibl) |
| 228 | nibl_matched = 0; |
| 229 | break; |
| 230 | case CLASS_IGNORE: |
| 231 | break; |
| 232 | case CLASS_00II: |
| 233 | if (!((~instr_nibl) & 0x4)) |
| 234 | nibl_matched = 0; |
| 235 | break; |
| 236 | case CLASS_01II: |
| 237 | if (!(instr_nibl & 0x4)) |
| 238 | nibl_matched = 0; |
| 239 | break; |
| 240 | case CLASS_0CCC: |
| 241 | if (!((~instr_nibl) & 0x8)) |
| 242 | nibl_matched = 0; |
| 243 | break; |
| 244 | case CLASS_1CCC: |
| 245 | if (!(instr_nibl & 0x8)) |
| 246 | nibl_matched = 0; |
| 247 | break; |
| 248 | case CLASS_0DISP7: |
| 249 | if (!((~instr_nibl) & 0x8)) |
| 250 | nibl_matched = 0; |
| 251 | nibl_index += 1; |
| 252 | break; |
| 253 | case CLASS_1DISP7: |
| 254 | if (!(instr_nibl & 0x8)) |
| 255 | nibl_matched = 0; |
| 256 | nibl_index += 1; |
| 257 | break; |
| 258 | case CLASS_REGN0: |
| 259 | if (instr_nibl == 0) |
| 260 | nibl_matched = 0; |
| 261 | break; |
| 262 | case CLASS_BIT_1OR2: |
| 263 | if ((instr_nibl | 0x2) != (datum_value | 0x2)) |
| 264 | nibl_matched = 0; |
| 265 | break; |
| 266 | default: |
| 267 | break; |
| 268 | } |
| 269 | } |
| 270 | |
| 271 | if (nibl_matched) |
| 272 | return tabl_index; |
| 273 | |
| 274 | tabl_index++; |
| 275 | } |
| 276 | return -1; |
| 277 | } |
| 278 | |
| 279 | static void |
| 280 | output_instr (instr_data_s *instr_data, |
| 281 | unsigned long addr ATTRIBUTE_UNUSED, |
| 282 | disassemble_info *info) |
| 283 | { |
| 284 | int num_bytes; |
| 285 | char out_str[100]; |
| 286 | |
| 287 | out_str[0] = 0; |
| 288 | |
| 289 | num_bytes = (z8k_table[instr_data->tabl_index].length + seg_length) * 2; |
| 290 | FETCH_DATA (info, num_bytes); |
| 291 | |
| 292 | strcat (out_str, instr_data->instr_asmsrc); |
| 293 | |
| 294 | (*info->fprintf_func) (info->stream, "%s", out_str); |
| 295 | } |
| 296 | |
| 297 | static void |
| 298 | unpack_instr (instr_data_s *instr_data, int is_segmented, disassemble_info *info) |
| 299 | { |
| 300 | int nibl_count, loop; |
| 301 | unsigned short instr_nibl, instr_byte, instr_word; |
| 302 | long instr_long; |
| 303 | unsigned int tabl_datum, datum_class; |
| 304 | unsigned short datum_value; |
| 305 | |
| 306 | nibl_count = 0; |
| 307 | loop = 0; |
| 308 | seg_length = 0; |
| 309 | |
| 310 | while (z8k_table[instr_data->tabl_index].byte_info[loop] != 0) |
| 311 | { |
| 312 | FETCH_DATA (info, nibl_count + 4 - (nibl_count % 4)); |
| 313 | instr_nibl = instr_data->nibbles[nibl_count]; |
| 314 | instr_byte = instr_data->bytes[nibl_count & ~1]; |
| 315 | instr_word = instr_data->words[nibl_count & ~3]; |
| 316 | |
| 317 | tabl_datum = z8k_table[instr_data->tabl_index].byte_info[loop]; |
| 318 | datum_class = tabl_datum & CLASS_MASK; |
| 319 | datum_value = tabl_datum & ~CLASS_MASK; |
| 320 | |
| 321 | switch (datum_class) |
| 322 | { |
| 323 | case CLASS_DISP: |
| 324 | switch (datum_value) |
| 325 | { |
| 326 | case ARG_DISP16: |
| 327 | instr_data->displacement = instr_data->insn_start + 4 |
| 328 | + (signed short) (instr_word & 0xffff); |
| 329 | nibl_count += 3; |
| 330 | break; |
| 331 | case ARG_DISP12: |
| 332 | if (instr_word & 0x800) |
| 333 | /* Negative 12 bit displacement. */ |
| 334 | instr_data->displacement = instr_data->insn_start + 2 |
| 335 | - (signed short) ((instr_word & 0xfff) | 0xf000) * 2; |
| 336 | else |
| 337 | instr_data->displacement = instr_data->insn_start + 2 |
| 338 | - (instr_word & 0x0fff) * 2; |
| 339 | |
| 340 | nibl_count += 2; |
| 341 | break; |
| 342 | default: |
| 343 | break; |
| 344 | } |
| 345 | break; |
| 346 | case CLASS_IMM: |
| 347 | switch (datum_value) |
| 348 | { |
| 349 | case ARG_IMM4: |
| 350 | instr_data->immediate = instr_nibl; |
| 351 | break; |
| 352 | case ARG_NIM4: |
| 353 | instr_data->immediate = (- instr_nibl) & 0xf; |
| 354 | break; |
| 355 | case ARG_NIM8: |
| 356 | instr_data->immediate = (- instr_byte) & 0xff; |
| 357 | nibl_count += 1; |
| 358 | break; |
| 359 | case ARG_IMM8: |
| 360 | instr_data->immediate = instr_byte; |
| 361 | nibl_count += 1; |
| 362 | break; |
| 363 | case ARG_IMM16: |
| 364 | instr_data->immediate = instr_word; |
| 365 | nibl_count += 3; |
| 366 | break; |
| 367 | case ARG_IMM32: |
| 368 | FETCH_DATA (info, nibl_count + 8); |
| 369 | instr_long = (instr_data->words[nibl_count] << 16) |
| 370 | | (instr_data->words[nibl_count + 4]); |
| 371 | instr_data->immediate = instr_long; |
| 372 | nibl_count += 7; |
| 373 | break; |
| 374 | case ARG_IMMN: |
| 375 | instr_data->immediate = instr_nibl - 1; |
| 376 | break; |
| 377 | case ARG_IMM4M1: |
| 378 | instr_data->immediate = instr_nibl + 1; |
| 379 | break; |
| 380 | case ARG_IMM_1: |
| 381 | instr_data->immediate = 1; |
| 382 | break; |
| 383 | case ARG_IMM_2: |
| 384 | instr_data->immediate = 2; |
| 385 | break; |
| 386 | case ARG_IMM2: |
| 387 | instr_data->immediate = instr_nibl & 0x3; |
| 388 | break; |
| 389 | default: |
| 390 | break; |
| 391 | } |
| 392 | break; |
| 393 | case CLASS_CC: |
| 394 | instr_data->cond_code = instr_nibl; |
| 395 | break; |
| 396 | case CLASS_ADDRESS: |
| 397 | if (is_segmented) |
| 398 | { |
| 399 | if (instr_nibl & 0x8) |
| 400 | { |
| 401 | FETCH_DATA (info, nibl_count + 8); |
| 402 | instr_long = (instr_data->words[nibl_count] << 16) |
| 403 | | (instr_data->words[nibl_count + 4]); |
| 404 | instr_data->address = ((instr_word & 0x7f00) << 16) |
| 405 | + (instr_long & 0xffff); |
| 406 | nibl_count += 7; |
| 407 | seg_length = 2; |
| 408 | } |
| 409 | else |
| 410 | { |
| 411 | instr_data->address = ((instr_word & 0x7f00) << 16) |
| 412 | + (instr_word & 0x00ff); |
| 413 | nibl_count += 3; |
| 414 | } |
| 415 | } |
| 416 | else |
| 417 | { |
| 418 | instr_data->address = instr_word; |
| 419 | nibl_count += 3; |
| 420 | } |
| 421 | break; |
| 422 | case CLASS_0CCC: |
| 423 | case CLASS_1CCC: |
| 424 | instr_data->ctrl_code = instr_nibl & 0x7; |
| 425 | break; |
| 426 | case CLASS_0DISP7: |
| 427 | instr_data->displacement = |
| 428 | instr_data->insn_start + 2 - (instr_byte & 0x7f) * 2; |
| 429 | nibl_count += 1; |
| 430 | break; |
| 431 | case CLASS_1DISP7: |
| 432 | instr_data->displacement = |
| 433 | instr_data->insn_start + 2 - (instr_byte & 0x7f) * 2; |
| 434 | nibl_count += 1; |
| 435 | break; |
| 436 | case CLASS_01II: |
| 437 | instr_data->interrupts = instr_nibl & 0x3; |
| 438 | break; |
| 439 | case CLASS_00II: |
| 440 | instr_data->interrupts = instr_nibl & 0x3; |
| 441 | break; |
| 442 | case CLASS_IGNORE: |
| 443 | case CLASS_BIT: |
| 444 | instr_data->ctrl_code = instr_nibl & 0x7; |
| 445 | break; |
| 446 | case CLASS_FLAGS: |
| 447 | instr_data->flags = instr_nibl; |
| 448 | break; |
| 449 | case CLASS_REG: |
| 450 | instr_data->arg_reg[datum_value] = instr_nibl; |
| 451 | break; |
| 452 | case CLASS_REGN0: |
| 453 | instr_data->arg_reg[datum_value] = instr_nibl; |
| 454 | break; |
| 455 | case CLASS_DISP8: |
| 456 | instr_data->displacement = |
| 457 | instr_data->insn_start + 2 + (signed char) instr_byte * 2; |
| 458 | nibl_count += 1; |
| 459 | break; |
| 460 | case CLASS_BIT_1OR2: |
| 461 | instr_data->immediate = ((instr_nibl >> 1) & 0x1) + 1; |
| 462 | nibl_count += 1; |
| 463 | break; |
| 464 | default: |
| 465 | abort (); |
| 466 | break; |
| 467 | } |
| 468 | |
| 469 | loop += 1; |
| 470 | nibl_count += 1; |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | static void |
| 475 | print_intr(char *tmp_str, unsigned long interrupts) |
| 476 | { |
| 477 | int comma = 0; |
| 478 | |
| 479 | *tmp_str = 0; |
| 480 | if (! (interrupts & 2)) |
| 481 | { |
| 482 | strcat (tmp_str, "vi"); |
| 483 | comma = 1; |
| 484 | } |
| 485 | if (! (interrupts & 1)) |
| 486 | { |
| 487 | if (comma) strcat (tmp_str, ","); |
| 488 | strcat (tmp_str, "nvi"); |
| 489 | } |
| 490 | } |
| 491 | |
| 492 | static void |
| 493 | print_flags(char *tmp_str, unsigned long flags) |
| 494 | { |
| 495 | int comma = 0; |
| 496 | |
| 497 | *tmp_str = 0; |
| 498 | if (flags & 8) |
| 499 | { |
| 500 | strcat (tmp_str, "c"); |
| 501 | comma = 1; |
| 502 | } |
| 503 | if (flags & 4) |
| 504 | { |
| 505 | if (comma) strcat (tmp_str, ","); |
| 506 | strcat (tmp_str, "z"); |
| 507 | comma = 1; |
| 508 | } |
| 509 | if (flags & 2) |
| 510 | { |
| 511 | if (comma) strcat (tmp_str, ","); |
| 512 | strcat (tmp_str, "s"); |
| 513 | comma = 1; |
| 514 | } |
| 515 | if (flags & 1) |
| 516 | { |
| 517 | if (comma) strcat (tmp_str, ","); |
| 518 | strcat (tmp_str, "p"); |
| 519 | } |
| 520 | } |
| 521 | |
| 522 | static void |
| 523 | unparse_instr (instr_data_s *instr_data, int is_segmented) |
| 524 | { |
| 525 | unsigned short datum_value; |
| 526 | unsigned int tabl_datum, datum_class; |
| 527 | int loop, loop_limit; |
| 528 | char out_str[80], tmp_str[25]; |
| 529 | |
| 530 | sprintf (out_str, "%s\t", z8k_table[instr_data->tabl_index].name); |
| 531 | |
| 532 | loop_limit = z8k_table[instr_data->tabl_index].noperands; |
| 533 | for (loop = 0; loop < loop_limit; loop++) |
| 534 | { |
| 535 | if (loop) |
| 536 | strcat (out_str, ","); |
| 537 | |
| 538 | tabl_datum = z8k_table[instr_data->tabl_index].arg_info[loop]; |
| 539 | datum_class = tabl_datum & CLASS_MASK; |
| 540 | datum_value = tabl_datum & ~CLASS_MASK; |
| 541 | |
| 542 | switch (datum_class) |
| 543 | { |
| 544 | case CLASS_X: |
| 545 | sprintf (tmp_str, "0x%0lx(r%ld)", instr_data->address, |
| 546 | instr_data->arg_reg[datum_value]); |
| 547 | strcat (out_str, tmp_str); |
| 548 | break; |
| 549 | case CLASS_BA: |
| 550 | if (is_segmented) |
| 551 | sprintf (tmp_str, "rr%ld(#0x%lx)", instr_data->arg_reg[datum_value], |
| 552 | instr_data->immediate); |
| 553 | else |
| 554 | sprintf (tmp_str, "r%ld(#0x%lx)", instr_data->arg_reg[datum_value], |
| 555 | instr_data->immediate); |
| 556 | strcat (out_str, tmp_str); |
| 557 | break; |
| 558 | case CLASS_BX: |
| 559 | if (is_segmented) |
| 560 | sprintf (tmp_str, "rr%ld(r%ld)", instr_data->arg_reg[datum_value], |
| 561 | instr_data->arg_reg[ARG_RX]); |
| 562 | else |
| 563 | sprintf (tmp_str, "r%ld(r%ld)", instr_data->arg_reg[datum_value], |
| 564 | instr_data->arg_reg[ARG_RX]); |
| 565 | strcat (out_str, tmp_str); |
| 566 | break; |
| 567 | case CLASS_DISP: |
| 568 | sprintf (tmp_str, "0x%0lx", instr_data->displacement); |
| 569 | strcat (out_str, tmp_str); |
| 570 | break; |
| 571 | case CLASS_IMM: |
| 572 | if (datum_value == ARG_IMM2) /* True with EI/DI instructions only. */ |
| 573 | { |
| 574 | print_intr (tmp_str, instr_data->interrupts); |
| 575 | strcat (out_str, tmp_str); |
| 576 | break; |
| 577 | } |
| 578 | sprintf (tmp_str, "#0x%0lx", instr_data->immediate); |
| 579 | strcat (out_str, tmp_str); |
| 580 | break; |
| 581 | case CLASS_CC: |
| 582 | sprintf (tmp_str, "%s", codes[instr_data->cond_code]); |
| 583 | strcat (out_str, tmp_str); |
| 584 | break; |
| 585 | case CLASS_CTRL: |
| 586 | sprintf (tmp_str, "%s", ctrl_names[instr_data->ctrl_code]); |
| 587 | strcat (out_str, tmp_str); |
| 588 | break; |
| 589 | case CLASS_DA: |
| 590 | case CLASS_ADDRESS: |
| 591 | sprintf (tmp_str, "0x%0lx", instr_data->address); |
| 592 | strcat (out_str, tmp_str); |
| 593 | break; |
| 594 | case CLASS_IR: |
| 595 | if (is_segmented) |
| 596 | sprintf (tmp_str, "@rr%ld", instr_data->arg_reg[datum_value]); |
| 597 | else |
| 598 | sprintf (tmp_str, "@r%ld", instr_data->arg_reg[datum_value]); |
| 599 | strcat (out_str, tmp_str); |
| 600 | break; |
| 601 | case CLASS_IRO: |
| 602 | sprintf (tmp_str, "@r%ld", instr_data->arg_reg[datum_value]); |
| 603 | strcat (out_str, tmp_str); |
| 604 | break; |
| 605 | case CLASS_FLAGS: |
| 606 | print_flags(tmp_str, instr_data->flags); |
| 607 | strcat (out_str, tmp_str); |
| 608 | break; |
| 609 | case CLASS_REG_BYTE: |
| 610 | if (instr_data->arg_reg[datum_value] >= 0x8) |
| 611 | sprintf (tmp_str, "rl%ld", |
| 612 | instr_data->arg_reg[datum_value] - 0x8); |
| 613 | else |
| 614 | sprintf (tmp_str, "rh%ld", instr_data->arg_reg[datum_value]); |
| 615 | strcat (out_str, tmp_str); |
| 616 | break; |
| 617 | case CLASS_REG_WORD: |
| 618 | sprintf (tmp_str, "r%ld", instr_data->arg_reg[datum_value]); |
| 619 | strcat (out_str, tmp_str); |
| 620 | break; |
| 621 | case CLASS_REG_QUAD: |
| 622 | sprintf (tmp_str, "rq%ld", instr_data->arg_reg[datum_value]); |
| 623 | strcat (out_str, tmp_str); |
| 624 | break; |
| 625 | case CLASS_REG_LONG: |
| 626 | sprintf (tmp_str, "rr%ld", instr_data->arg_reg[datum_value]); |
| 627 | strcat (out_str, tmp_str); |
| 628 | break; |
| 629 | case CLASS_PR: |
| 630 | if (is_segmented) |
| 631 | sprintf (tmp_str, "rr%ld", instr_data->arg_reg[datum_value]); |
| 632 | else |
| 633 | sprintf (tmp_str, "r%ld", instr_data->arg_reg[datum_value]); |
| 634 | strcat (out_str, tmp_str); |
| 635 | break; |
| 636 | default: |
| 637 | abort (); |
| 638 | break; |
| 639 | } |
| 640 | } |
| 641 | |
| 642 | strcpy (instr_data->instr_asmsrc, out_str); |
| 643 | } |